diff options
| author | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-04-21 16:42:05 +0000 |
|---|---|---|
| committer | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-04-21 16:42:05 +0000 |
| commit | d71e7bf38e5008e69b189970ff305f4c7fdc6c76 (patch) | |
| tree | dd7e89527ff26840b7258151363f1130b95273c6 /target/linux/cns3xxx | |
| parent | 7665f62dad0e34b18bb227aa478b3ba4abcd3af3 (diff) | |
cns3xxx: remove 2.6.31 support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31418 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/cns3xxx')
12 files changed, 0 insertions, 57263 deletions
diff --git a/target/linux/cns3xxx/patches-2.6.31/100-cns3xxx_support.patch b/target/linux/cns3xxx/patches-2.6.31/100-cns3xxx_support.patch deleted file mode 100644 index 771061ad81..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/100-cns3xxx_support.patch +++ /dev/null @@ -1,11001 +0,0 @@ ---- a/arch/arm/common/gic.c -+++ b/arch/arm/common/gic.c -@@ -32,6 +32,8 @@ - #include <asm/irq.h> - #include <asm/mach/irq.h> - #include <asm/hardware/gic.h> -+#include <linux/module.h> -+ - - static DEFINE_SPINLOCK(irq_controller_lock); - -@@ -90,7 +92,7 @@ static void gic_ack_irq(unsigned int irq - spin_unlock(&irq_controller_lock); - } - --static void gic_mask_irq(unsigned int irq) -+void gic_mask_irq(unsigned int irq) - { - u32 mask = 1 << (irq % 32); - -@@ -175,6 +177,109 @@ void __init gic_cascade_irq(unsigned int - set_irq_chained_handler(irq, gic_handle_cascade_irq); - } - -+ -+// type: level or edge -+// 0 - level high active, 1 - rising edge sensitive -+void set_interrupt_type_by_base(void __iomem *base, int id, u32 type) -+{ -+ unsigned char int_type_bit=0; -+ u32 gic_v=0; -+ -+ // judge gic offset -+ //printk("gic addr: %#x\n", id/16*4 + 0xc00); -+ //printk("gic addr bits: %#x\n", id%16*2); -+ int_type_bit=(id%16*2+1); -+ -+ gic_v = readl(base + GIC_DIST_CONFIG + id/16*4); -+ -+ gic_v &= (~(1 << int_type_bit)); -+ gic_v |= ( type << int_type_bit); -+ -+ writel(gic_v, base + GIC_DIST_CONFIG + id/16*4); -+} -+ -+// type: level or edge -+// 0 - level high active, 1 - rising edge sensitive -+void set_interrupt_type(int id, u32 type) -+{ -+ set_interrupt_type_by_base((void __iomem *) CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, id, type); -+} -+ -+void get_interrupt_type_by_base(void __iomem *base, u32 id, u32 *type) -+{ -+ unsigned char int_type_bit=0; -+ u32 gic_v=0; -+ -+ // judge gic offset -+ int_type_bit=(id%16*2+1); -+ -+ //gic_v = readl(base + GIC_DIST_CONFIG + 4); -+ gic_v = readl(base + GIC_DIST_CONFIG + id/16*4); -+ -+ *type = ((gic_v >> int_type_bit) & 0x1); -+ -+ //writel(0, base + GIC_DIST_CONFIG + id/16*4); -+} -+ -+void get_interrupt_type(u32 id, u32 *type) -+{ -+ get_interrupt_type_by_base((void __iomem *) CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, id, type); -+} -+ -+ -+ -+// set interrupt priority -+void set_interrupt_pri_by_base(void __iomem *base, u32 id, u32 pri) -+{ -+ unsigned char int_type_bit=0; -+ u32 gic_v=0; -+ -+ -+ // judge gic offset -+ int_type_bit=(id%4*8+4); -+ -+ gic_v = readl(base + GIC_DIST_PRI + id/4*4); -+ -+ gic_v &= (~(0xf << int_type_bit)); -+ gic_v |= (pri << int_type_bit); -+ -+ writel(gic_v, base + GIC_DIST_PRI + id/4*4); -+ -+ gic_v = 0; -+ gic_v = readl(base + GIC_DIST_PRI + id/4*4); -+ //printk("read gic_v: %x\n", gic_v); -+} -+ -+void set_interrupt_pri(u32 id, u32 pri) -+{ -+ set_interrupt_pri_by_base((void __iomem *) CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, id, pri); -+} -+ -+void get_interrupt_pri_by_base(void __iomem *base, int id, u32 *type) -+{ -+ unsigned char int_type_bit=0; -+ u32 gic_v=0; -+ -+ // judge gic offset -+ int_type_bit=(id%4*8+4); -+ -+ gic_v = readl(base + GIC_DIST_PRI + id/4*4); -+ -+ //printk("int_type_bit: %d\n", int_type_bit); -+ //printk("gic_v: %#x\n", gic_v); -+ *type = ((gic_v >> int_type_bit) & 0xf); -+ //gic_v &= (~(1 << int_type_bit)); -+ //gic_v |= ( type << int_type_bit); -+ -+ //writel(0, base + GIC_DIST_CONFIG + id/16*4); -+} -+ -+void get_interrupt_pri(int id, u32 *pri) -+{ -+ get_interrupt_pri_by_base((void __iomem *) CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, id, pri); -+} -+ -+ - void __init gic_dist_init(unsigned int gic_nr, void __iomem *base, - unsigned int irq_start) - { -@@ -254,6 +359,12 @@ void __cpuinit gic_cpu_init(unsigned int - writel(1, base + GIC_CPU_CTRL); - } - -+void cns3xxx_write_pri_mask(u8 pri_mask) -+{ -+ writel(pri_mask, (void __iomem *) CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT + GIC_CPU_PRIMASK); -+} -+ -+ - #ifdef CONFIG_SMP - void gic_raise_softirq(const struct cpumask *mask, unsigned int irq) - { ---- a/arch/arm/include/asm/cacheflush.h -+++ b/arch/arm/include/asm/cacheflush.h -@@ -280,6 +280,35 @@ extern void dmac_flush_range(const void - - #endif - -+#ifdef CONFIG_CPU_NO_CACHE_BCAST -+enum smp_dma_cache_type { -+ SMP_DMA_CACHE_INV, -+ SMP_DMA_CACHE_CLEAN, -+ SMP_DMA_CACHE_FLUSH, -+}; -+ -+extern void smp_dma_cache_op(int type, const void *start, const void *end); -+ -+static inline void smp_dma_inv_range(const void *start, const void *end) -+{ -+ smp_dma_cache_op(SMP_DMA_CACHE_INV, start, end); -+} -+ -+static inline void smp_dma_clean_range(const void *start, const void *end) -+{ -+ smp_dma_cache_op(SMP_DMA_CACHE_CLEAN, start, end); -+} -+ -+static inline void smp_dma_flush_range(const void *start, const void *end) -+{ -+ smp_dma_cache_op(SMP_DMA_CACHE_FLUSH, start, end); -+} -+#else -+#define smp_dma_inv_range dmac_inv_range -+#define smp_dma_clean_range dmac_clean_range -+#define smp_dma_flush_range dmac_flush_range -+#endif -+ - #ifdef CONFIG_OUTER_CACHE - - extern struct outer_cache_fns outer_cache; ---- /dev/null -+++ b/arch/arm/include/asm/hardware/arm_twd.h -@@ -0,0 +1,21 @@ -+#ifndef __ASM_HARDWARE_TWD_H -+#define __ASM_HARDWARE_TWD_H -+ -+#define TWD_TIMER_LOAD 0x00 -+#define TWD_TIMER_COUNTER 0x04 -+#define TWD_TIMER_CONTROL 0x08 -+#define TWD_TIMER_INTSTAT 0x0C -+ -+#define TWD_WDOG_LOAD 0x20 -+#define TWD_WDOG_COUNTER 0x24 -+#define TWD_WDOG_CONTROL 0x28 -+#define TWD_WDOG_INTSTAT 0x2C -+#define TWD_WDOG_RESETSTAT 0x30 -+#define TWD_WDOG_DISABLE 0x34 -+ -+#define TWD_TIMER_CONTROL_ENABLE (1 << 0) -+#define TWD_TIMER_CONTROL_ONESHOT (0 << 1) -+#define TWD_TIMER_CONTROL_PERIODIC (1 << 1) -+#define TWD_TIMER_CONTROL_IT_ENABLE (1 << 2) -+ -+#endif ---- /dev/null -+++ b/arch/arm/include/asm/hardware/cache-l2cc.h -@@ -0,0 +1,79 @@ -+/******************************************************************************* -+ * -+ * arch/arm/include/asm/hardware/cache-l2cc.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#ifndef __ASM_ARM_HARDWARE_L2_H -+#define __ASM_ARM_HARDWARE_L2_H -+ -+#define L2CC_CACHE_ID 0x000 -+#define L2CC_CACHE_TYPE 0x004 -+#define L2CC_CTRL 0x100 -+#define L2CC_AUX_CTRL 0x104 -+#define L2CC_TAG_RAM_LATENCY_CTRL 0x108 -+#define L2CC_DATA_RAM_LATENCY_CTRL 0x10C -+#define L2CC_EVENT_CNT_CTRL 0x200 -+#define L2CC_EVENT_CNT1_CFG 0x204 -+#define L2CC_EVENT_CNT0_CFG 0x208 -+#define L2CC_EVENT_CNT1_VAL 0x20C -+#define L2CC_EVENT_CNT0_VAL 0x210 -+#define L2CC_INTR_MASK 0x214 -+#define L2CC_MASKED_INTR_STAT 0x218 -+#define L2CC_RAW_INTR_STAT 0x21C -+#define L2CC_INTR_CLEAR 0x220 -+#define L2CC_CACHE_SYNC 0x730 -+#define L2CC_INV_LINE_PA 0x770 -+#define L2CC_INV_WAY 0x77C -+#define L2CC_CLEAN_LINE_PA 0x7B0 -+#define L2CC_CLEAN_LINE_IDX 0x7B8 -+#define L2CC_CLEAN_WAY 0x7BC -+#define L2CC_CLEAN_INV_LINE_PA 0x7F0 -+#define L2CC_CLEAN_INV_LINE_IDX 0x7F8 -+#define L2CC_CLEAN_INV_WAY 0x7FC -+#define L2CC_LOCKDOWN_0_WAY_D 0x900 -+#define L2CC_LOCKDOWN_0_WAY_I 0x904 -+#define L2CC_LOCKDOWN_1_WAY_D 0x908 -+#define L2CC_LOCKDOWN_1_WAY_I 0x90C -+#define L2CC_LOCKDOWN_2_WAY_D 0x910 -+#define L2CC_LOCKDOWN_2_WAY_I 0x914 -+#define L2CC_LOCKDOWN_3_WAY_D 0x918 -+#define L2CC_LOCKDOWN_3_WAY_I 0x91C -+#define L2CC_LOCKDOWN_4_WAY_D 0x920 -+#define L2CC_LOCKDOWN_4_WAY_I 0x924 -+#define L2CC_LOCKDOWN_5_WAY_D 0x928 -+#define L2CC_LOCKDOWN_5_WAY_I 0x92C -+#define L2CC_LOCKDOWN_6_WAY_D 0x930 -+#define L2CC_LOCKDOWN_6_WAY_I 0x934 -+#define L2CC_LOCKDOWN_7_WAY_D 0x938 -+#define L2CC_LOCKDOWN_7_WAY_I 0x93C -+#define L2CC_LOCKDOWN_LINE_EN 0x950 -+#define L2CC_UNLOCK_ALL_LINE_WAY 0x954 -+#define L2CC_ADDR_FILTER_START 0xC00 -+#define L2CC_ADDR_FILTER_END 0xC04 -+#define L2CC_DEBUG_CTRL 0xF40 -+ -+#ifndef __ASSEMBLY__ -+extern void __init l2cc_init(void __iomem *base); -+#endif -+ -+#endif ---- a/arch/arm/include/asm/hardware/gic.h -+++ b/arch/arm/include/asm/hardware/gic.h -@@ -37,6 +37,13 @@ void gic_dist_init(unsigned int gic_nr, - void gic_cpu_init(unsigned int gic_nr, void __iomem *base); - void gic_cascade_irq(unsigned int gic_nr, unsigned int irq); - void gic_raise_softirq(const struct cpumask *mask, unsigned int irq); -+ -+void cns3xxx_write_pri_mask(u8 pri_mask); -+void set_interrupt_type(int id, u32 type); -+void get_interrupt_type(u32 id, u32 *type); -+void set_interrupt_pri(u32 id, u32 pri); -+void get_interrupt_pri(int id, u32 *pri); -+ - #endif - - #endif ---- a/arch/arm/include/asm/mach/pci.h -+++ b/arch/arm/include/asm/mach/pci.h -@@ -20,6 +20,9 @@ struct hw_pci { - void (*postinit)(void); - u8 (*swizzle)(struct pci_dev *dev, u8 *pin); - int (*map_irq)(struct pci_dev *dev, u8 slot, u8 pin); -+#ifdef CONFIG_PCI_DOMAINS -+ int nr_domains; -+#endif - }; - - /* -@@ -37,8 +40,12 @@ struct pci_sys_data { - /* IRQ mapping */ - int (*map_irq)(struct pci_dev *, u8, u8); - struct hw_pci *hw; -+#ifdef CONFIG_PCI_DOMAINS -+ int domain; -+#endif - }; - -+ - /* - * This is the standard PCI-PCI bridge swizzling algorithm. - */ ---- a/arch/arm/include/asm/pci.h -+++ b/arch/arm/include/asm/pci.h -@@ -25,6 +25,11 @@ static inline void pcibios_penalize_isa_ - /* We don't do dynamic PCI IRQ allocation */ - } - -+#ifdef CONFIG_PCI_DOMAINS -+int pci_domain_nr(struct pci_bus *bus); -+int pci_proc_domain(struct pci_bus *bus); -+#endif -+ - /* - * The PCI address space does equal the physical memory address space. - * The networking and block device layers use this boolean for bounce ---- a/arch/arm/include/asm/xor.h -+++ b/arch/arm/include/asm/xor.h -@@ -132,10 +132,43 @@ static struct xor_block_template xor_blo - .do_5 = xor_arm4regs_5, - }; - -+#ifdef CONFIG_CNS3XXX_RAID -+extern void do_cns_rdma_xorgen(unsigned int src_no, unsigned int bytes, -+ void **bh_ptr, void *dst_ptr); -+/* -+ * We create these funcs/template just for benchmark reference. -+ */ -+static void xor_cns_raid_2(unsigned long bytes, unsigned long *p1, -+ unsigned long *p2) -+{ -+ void *src[2]; -+ -+ src[0] = p2; -+ src[1] = p1; -+ do_cns_rdma_xorgen(2, bytes, src, (void *)p2); -+} -+ -+static struct xor_block_template xor_block_cnsraid = { -+ .name = "CNS-RAID", -+ .do_2 = xor_cns_raid_2, -+}; -+#endif /* CONFIG_CNS3XXX_RAID */ -+ - #undef XOR_TRY_TEMPLATES -+ -+#ifdef CONFIG_CNS3XXX_RAID -+#define XOR_TRY_TEMPLATES \ -+ do { \ -+ xor_speed(&xor_block_arm4regs); \ -+ xor_speed(&xor_block_8regs); \ -+ xor_speed(&xor_block_32regs); \ -+ xor_speed(&xor_block_cnsraid); \ -+ } while (0) -+#else - #define XOR_TRY_TEMPLATES \ - do { \ - xor_speed(&xor_block_arm4regs); \ - xor_speed(&xor_block_8regs); \ - xor_speed(&xor_block_32regs); \ - } while (0) -+#endif /* CONFIG_CNS3XXX_RAID */ ---- a/arch/arm/Kconfig -+++ b/arch/arm/Kconfig -@@ -193,7 +193,7 @@ menu "System Type" - - choice - prompt "ARM system type" -- default ARCH_VERSATILE -+ default ARCH_CNS3XXX - - config ARCH_AAEC2000 - bool "Agilent AAEC-2000 based" -@@ -235,6 +235,17 @@ config ARCH_VERSATILE - help - This enables support for ARM Ltd Versatile board. - -+config ARCH_CNS3XXX -+ bool "Cavium Networks CNS3XXX family" -+ select ARM_AMBA -+ select HAVE_CLK -+ select COMMON_CLKDEV -+ select GENERIC_TIME -+ select GENERIC_CLOCKEVENTS -+ select ARCH_REQUIRE_GPIOLIB -+ help -+ This enables support for Cavium Networks CNS3XXX boards. -+ - config ARCH_AT91 - bool "Atmel AT91" - select GENERIC_GPIO -@@ -715,6 +726,8 @@ source "arch/arm/mach-aaec2000/Kconfig" - - source "arch/arm/mach-realview/Kconfig" - -+source "arch/arm/mach-cns3xxx/Kconfig" -+ - source "arch/arm/mach-at91/Kconfig" - - source "arch/arm/plat-mxc/Kconfig" -@@ -768,7 +781,7 @@ endif - - config ARM_ERRATA_411920 - bool "ARM errata: Invalidation of the Instruction Cache operation can fail" -- depends on CPU_V6 && !SMP -+ depends on CPU_V6 && !SMP && !ARCH_CNS3XXX - help - Invalidation of the Instruction Cache operation can - fail. This erratum is present in 1136 (before r1p4), 1156 and 1176. -@@ -849,13 +862,17 @@ config ISA_DMA_API - bool - - config PCI -- bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_IXP4XX || ARCH_KS8695 || MACH_ARMCORE -+ bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_CNS3XXX || ARCH_IXP4XX || ARCH_KS8695 || MACH_ARMCORE - help - Find out whether you have a PCI motherboard. PCI is the name of a - bus system, i.e. the way the CPU talks to the other stuff inside - your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or - VESA. If you have PCI, say Y, otherwise N. - -+config PCI_DOMAINS -+ def_bool y -+ depends on PCI && ARCH_CNS3XXX -+ - config PCI_SYSCALL - def_bool PCI - -@@ -873,6 +890,8 @@ config PCI_HOST_ITE8152 - - source "drivers/pci/Kconfig" - -+source "drivers/pci/pcie/Kconfig" -+ - source "drivers/pcmcia/Kconfig" - - endmenu -@@ -884,10 +903,10 @@ source "kernel/time/Kconfig" - config SMP - bool "Symmetric Multi-Processing (EXPERIMENTAL)" - depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP ||\ -- MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4) -+ MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_CNS3XXX || ARCH_OMAP4) - depends on GENERIC_CLOCKEVENTS - select USE_GENERIC_SMP_HELPERS -- select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4) -+ select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_CNS3XXX || ARCH_OMAP4) - help - This enables support for systems with more than one CPU. If you have - a system with only one CPU, like most personal computers, say N. If -@@ -944,7 +963,7 @@ config NR_CPUS - int "Maximum number of CPUs (2-32)" - range 2 32 - depends on SMP -- default "4" -+ default "2" - - config HOTPLUG_CPU - bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" -@@ -955,10 +974,10 @@ config HOTPLUG_CPU - - config LOCAL_TIMERS - bool "Use local timer interrupts" -- depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || \ -+ depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || ARCH_CNS3XXX || \ - REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4) - default y -- select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_OMAP4) -+ select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_CNS3XXX || ARCH_OMAP4) - help - Enable support for local timers on SMP platforms, rather then the - legacy IPI broadcast method. Local timers allows the system ---- a/arch/arm/kernel/bios32.c -+++ b/arch/arm/kernel/bios32.c -@@ -531,6 +531,7 @@ static void __init pcibios_init_hw(struc - sys->busnr = busnr; - sys->swizzle = hw->swizzle; - sys->map_irq = hw->map_irq; -+ sys->domain = hw->nr_domains; - sys->resource[0] = &ioport_resource; - sys->resource[1] = &iomem_resource; - -@@ -694,3 +695,20 @@ int pci_mmap_page_range(struct pci_dev * - - return 0; - } -+#ifdef CONFIG_PCI_DOMAINS -+int pci_domain_nr(struct pci_bus *bus) -+{ -+ -+ //struct pci_sysdata *sd = bus->sysdata; -+ struct pci_sys_data *sd = bus->sysdata; -+ return sd->domain; -+ -+} -+EXPORT_SYMBOL(pci_domain_nr); -+ -+int pci_proc_domain(struct pci_bus *bus) -+{ -+ return pci_domain_nr(bus); -+} -+EXPORT_SYMBOL(pci_proc_domain); -+#endif ---- a/arch/arm/kernel/entry-armv.S -+++ b/arch/arm/kernel/entry-armv.S -@@ -38,6 +38,12 @@ - bne asm_do_IRQ - - #ifdef CONFIG_SMP -+ -+ test_for_cache_ipi r0, r6, r5, lr -+ movne r0, sp -+ adrne lr, 1b -+ bne do_cache_IPI -+ - /* - * XXX - * ---- a/arch/arm/kernel/smp.c -+++ b/arch/arm/kernel/smp.c -@@ -58,12 +58,20 @@ static DEFINE_PER_CPU(struct ipi_data, i - .lock = SPIN_LOCK_UNLOCKED, - }; - -+#ifdef CONFIG_CPU_NO_CACHE_BCAST_DEBUG -+static DEFINE_PER_CPU(unsigned long,dma_cache_counter) = 0; -+unsigned long bcache_bitmap = 0; -+#endif -+ - enum ipi_msg_type { - IPI_TIMER, - IPI_RESCHEDULE, - IPI_CALL_FUNC, - IPI_CALL_FUNC_SINGLE, - IPI_CPU_STOP, -+#ifdef CONFIG_CPU_NO_CACHE_BCAST -+ IPI_DMA_CACHE, -+#endif - }; - - int __cpuinit __cpu_up(unsigned int cpu) -@@ -349,10 +357,17 @@ static void send_ipi_message(const struc - * Call the platform specific cross-CPU call function. - */ - smp_cross_call(mask); -- - local_irq_restore(flags); - } - -+static void send_ipi_message_cache(const struct cpumask *mask) -+{ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ smp_cross_call_cache(mask); -+ local_irq_restore(flags); -+} - void arch_send_call_function_ipi_mask(const struct cpumask *mask) - { - send_ipi_message(mask, IPI_CALL_FUNC); -@@ -373,6 +388,13 @@ void show_ipi_list(struct seq_file *p) - seq_printf(p, " %10lu", per_cpu(ipi_data, cpu).ipi_count); - - seq_putc(p, '\n'); -+ -+#ifdef CONFIG_CPU_NO_CACHE_BCAST_DEBUG -+ seq_puts(p, " dc: "); -+ for_each_present_cpu(cpu) -+ seq_printf(p, " %10lu", per_cpu(dma_cache_counter, cpu)); -+ seq_putc(p, '\n'); -+#endif - } - - void show_local_irqs(struct seq_file *p) -@@ -472,6 +494,10 @@ static void ipi_cpu_stop(unsigned int cp - cpu_relax(); - } - -+#ifdef CONFIG_CPU_NO_CACHE_BCAST -+static void ipi_dma_cache_op(unsigned int cpu); -+#endif -+ - /* - * Main handler for inter-processor interrupts - * -@@ -531,6 +557,16 @@ asmlinkage void __exception do_IPI(struc - ipi_cpu_stop(cpu); - break; - -+#ifdef CONFIG_CPU_NO_CACHE_BCAST -+ case IPI_DMA_CACHE: -+#ifdef CONFIG_CPU_NO_CACHE_BCAST_DEBUG -+ //get_cpu_var(dma_cache_counter)++; -+ //put_cpu_var(dma_cache_counter); -+#endif -+ ipi_dma_cache_op(cpu); -+ break; -+#endif -+ - default: - printk(KERN_CRIT "CPU%u: Unknown IPI message 0x%x\n", - cpu, nextmsg); -@@ -542,6 +578,19 @@ asmlinkage void __exception do_IPI(struc - set_irq_regs(old_regs); - } - -+asmlinkage void __exception do_cache_IPI(struct pt_regs *regs) -+{ -+ unsigned int cpu = smp_processor_id(); -+ struct ipi_data *ipi = &per_cpu(ipi_data, cpu); -+ struct pt_regs *old_regs = set_irq_regs(regs); -+ -+ ipi->ipi_count++; -+ -+ ipi_dma_cache_op(cpu); -+ -+ set_irq_regs(old_regs); -+} -+ - void smp_send_reschedule(int cpu) - { - send_ipi_message(cpumask_of(cpu), IPI_RESCHEDULE); -@@ -692,3 +741,115 @@ void flush_tlb_kernel_range(unsigned lon - } else - local_flush_tlb_kernel_range(start, end); - } -+ -+#ifdef CONFIG_CPU_NO_CACHE_BCAST -+/* -+ * DMA cache maintenance operations on SMP if the automatic hardware -+ * broadcasting is not available -+ */ -+struct smp_dma_cache_struct { -+ int type; -+ const void *start; -+ const void *end; -+ char unfinished; -+}; -+ -+static struct smp_dma_cache_struct smp_dma_cache_data[3]; -+static DEFINE_SPINLOCK(smp_dma_cache_lock); -+ -+static void local_dma_cache_op(int type, const void *start, const void *end) -+{ -+ switch (type) { -+ case SMP_DMA_CACHE_INV: -+ dmac_inv_range(start, end); -+ break; -+ case SMP_DMA_CACHE_CLEAN: -+ dmac_clean_range(start, end); -+ break; -+ case SMP_DMA_CACHE_FLUSH: -+ dmac_flush_range(start, end); -+ break; -+ default: -+ printk(KERN_CRIT "CPU%u: Unknown SMP DMA cache type %d\n", -+ smp_processor_id(), type); -+ } -+} -+ -+/* -+ * This function must be executed with interrupts disabled. -+ */ -+static void ipi_dma_cache_op(unsigned int cpu) -+{ -+ unsigned long flags; -+ int type; -+ const void *start; -+ const void *end; -+ -+ /* check for spurious IPI */ -+ spin_lock_irqsave(&smp_dma_cache_lock, flags); -+ if (!test_bit(cpu, &bcache_bitmap)) -+ goto out; -+ -+ type = smp_dma_cache_data[cpu].type; -+ start = smp_dma_cache_data[cpu].start; -+ end = smp_dma_cache_data[cpu].end; -+ spin_unlock_irqrestore(&smp_dma_cache_lock, flags); -+ -+ -+ local_dma_cache_op(type, start, end); -+ -+ spin_lock_irqsave(&smp_dma_cache_lock, flags); -+ clear_bit(cpu, &bcache_bitmap); -+ smp_dma_cache_data[cpu].type = 0; -+ smp_dma_cache_data[cpu].start = 0; -+ smp_dma_cache_data[cpu].end = 0; -+ smp_dma_cache_data[cpu].unfinished = 0; -+out: -+ spin_unlock_irqrestore(&smp_dma_cache_lock, flags); -+} -+ -+/* -+ * Execute the DMA cache operations on all online CPUs. This function -+ * can be called with interrupts disabled or from interrupt context. -+ */ -+static void __smp_dma_cache_op(int type, const void *start, const void *end) -+{ -+ cpumask_t callmap = cpu_online_map; -+ unsigned int cpu = get_cpu(); -+ unsigned long flags; -+ unsigned long cpu_check; -+ cpu_clear(cpu, callmap); -+ cpu_check = *cpus_addr(callmap) >> 1; -+ -+ while (test_bit(cpu, &bcache_bitmap)) -+ ipi_dma_cache_op(cpu); -+ -+ while (test_bit(cpu_check, &bcache_bitmap)) -+ barrier(); -+ -+ spin_lock_irqsave(&smp_dma_cache_lock, flags); -+ smp_dma_cache_data[cpu_check].type = type; -+ smp_dma_cache_data[cpu_check].start = start; -+ smp_dma_cache_data[cpu_check].end = end; -+ smp_dma_cache_data[cpu_check].unfinished = 1; -+ set_bit(cpu_check, &bcache_bitmap); -+ send_ipi_message_cache(&callmap); -+ spin_unlock_irqrestore(&smp_dma_cache_lock, flags); -+ -+ /* run the local operation in parallel with the other CPUs */ -+ local_dma_cache_op(type, start, end); -+ put_cpu(); -+} -+ -+#define DMA_MAX_RANGE SZ_4K -+ -+/* -+ * Split the cache range in smaller pieces if interrupts are enabled -+ * to reduce the latency caused by disabling the interrupts during the -+ * broadcast. -+ */ -+void smp_dma_cache_op(int type, const void *start, const void *end) -+{ -+ __smp_dma_cache_op(type, start, end); -+} -+#endif ---- a/arch/arm/kernel/smp_twd.c -+++ b/arch/arm/kernel/smp_twd.c -@@ -41,7 +41,8 @@ - /* set up by the platform code */ - void __iomem *twd_base; - --static unsigned long twd_timer_rate; -+unsigned long twd_timer_rate; -+EXPORT_SYMBOL(twd_timer_rate); - - static void twd_set_mode(enum clock_event_mode mode, - struct clock_event_device *clk) ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/core.c -@@ -0,0 +1,629 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/cns3xxx.c -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 1999 - 2003 ARM Limited -+ * Copyright (C) 2000 Deep Blue Solutions Ltd -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#include <linux/init.h> -+#include <linux/platform_device.h> -+#include <linux/dma-mapping.h> -+#include <linux/sysdev.h> -+#include <linux/interrupt.h> -+#include <linux/amba/bus.h> -+#include <linux/delay.h> -+#include <linux/clocksource.h> -+#include <linux/clockchips.h> -+#include <linux/io.h> -+#include <linux/ata_platform.h> -+#include <linux/serial.h> -+#include <linux/tty.h> -+#include <linux/serial_8250.h> -+ -+#include <asm/clkdev.h> -+#include <asm/system.h> -+#include <mach/hardware.h> -+#include <asm/irq.h> -+#include <asm/leds.h> -+#include <asm/mach-types.h> -+#include <asm/hardware/arm_timer.h> -+#include <asm/hardware/cache-l2cc.h> -+#include <asm/smp_twd.h> -+#include <asm/gpio.h> -+ -+#include <asm/mach/arch.h> -+#include <asm/mach/flash.h> -+#include <asm/mach/irq.h> -+#include <asm/mach/map.h> -+#include <asm/mach/time.h> -+ -+#include <asm/hardware/gic.h> -+ -+#include <mach/platform.h> -+#include <mach/irqs.h> -+#include <mach/pm.h> -+#include <asm/dma.h> -+#include <mach/dmac.h> -+ -+#include "core.h" -+#include "rdma.h" -+ -+static struct map_desc cns3xxx_io_desc[] __initdata = { -+ { -+ .virtual = CNS3XXX_TC11MP_TWD_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_TC11MP_TWD_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_CPU_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_DIST_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_I2S_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_I2S_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_TIMER1_2_3_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_TIMER1_2_3_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_TC11MP_L220_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_TC11MP_L220_BASE), -+ .length = SZ_8K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_SWITCH_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_SWITCH_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_SSP_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_SSP_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_DMC_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_DMC_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_SMC_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_SMC_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_GPIOA_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_GPIOA_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_GPIOB_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_GPIOB_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_RTC_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_RTC_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_MISC_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_MISC_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PM_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PM_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_UART0_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_UART0_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_UART1_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_UART1_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_UART2_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_UART2_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_UART3_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_UART3_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_DMAC_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_DMAC_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_CRYPTO_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_CRYPTO_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_HCIE_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_HCIE_BASE), -+ .length = SZ_32K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_RAID_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_RAID_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_AXI_IXC_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_AXI_IXC_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_CLCD_BASE_VIRT, -+ .pfn = __phys_to_pfn( CNS3XXX_CLCD_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_USBOTG_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_USBOTG_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_USB_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_USB_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_SATA2_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_SATA2_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_CAMERA_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_CAMERA_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_I2S_TDM_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_I2S_TDM_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_2DG_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_2DG_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_USB_OHCI_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_USB_OHCI_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE0_MEM_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_MEM_BASE), -+ .length = SZ_16M, // 176MB -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE0_HOST_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_HOST_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE0_CFG0_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_CFG0_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE0_CFG1_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_CFG1_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE0_MSG_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_MSG_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE0_IO_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_IO_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE1_MEM_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_MEM_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE1_HOST_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_HOST_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE1_CFG0_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_CFG0_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE1_CFG1_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_CFG1_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE1_MSG_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_MSG_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PCIE1_IO_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_IO_BASE), -+ .length = SZ_16M, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_L2C_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_L2C_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_PPE_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_PPE_BASE), -+ .length = SZ_4K, -+ .type = MT_DEVICE, -+ }, { -+ .virtual = CNS3XXX_EMBEDDED_SRAM_BASE_VIRT, -+ .pfn = __phys_to_pfn(CNS3XXX_EMBEDDED_SRAM_BASE), -+ .length = SZ_8K, -+ .type = MT_DEVICE, -+ }, -+}; -+ -+void __init cns3xxx_map_io(void) -+{ -+ iotable_init(cns3xxx_io_desc, ARRAY_SIZE(cns3xxx_io_desc)); -+} -+ -+/* used by entry-macro.S */ -+void __iomem *gic_cpu_base_addr; -+ -+void __init cns3xxx_init_irq(void) -+{ -+ /* ARM11 MPCore test chip GIC */ -+ gic_cpu_base_addr = (void __iomem *) CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT; -+ gic_dist_init(0, (void __iomem *) CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT, 29); -+ gic_cpu_init(0, gic_cpu_base_addr); -+ set_interrupt_pri(1, 0); // Set cache broadcast priority to the highest priority -+} -+ -+int gpio_to_irq(int gpio) -+{ -+ if (gpio > 63) -+ return -EINVAL; -+ -+ if (gpio < 32) -+ return IRQ_CNS3XXX_GPIOA; -+ else -+ return IRQ_CNS3XXX_GPIOB; -+} -+ -+int irq2gpio(int irq) -+{ -+ if (irq == IRQ_CNS3XXX_GPIOA) -+ return 0; -+ else if (irq == IRQ_CNS3XXX_GPIOB) -+ return 32; -+ else -+ return -EINVAL; -+} -+ -+static inline void gpio_line_config(u8 line, u32 direction) -+{ -+ u32 reg; -+ if (direction) { -+ if (line < 32) { -+ reg = __raw_readl(CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ reg |= (1 << line); -+ __raw_writel(reg, CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ } else { -+ reg = __raw_readl(CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ reg |= (1 << (line - 32)); -+ __raw_writel(reg, CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ } -+ } else { -+ if (line < 32) { -+ reg = __raw_readl(CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ reg &= ~(1 << line); -+ __raw_writel(reg, CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ } else { -+ reg = __raw_readl(CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ reg &= ~(1 << (line - 32)); -+ __raw_writel(reg, CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR); -+ } -+ } -+} -+ -+static int cns3xxx_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) -+{ -+ gpio_line_config(gpio, CNS3XXX_GPIO_IN); -+ return 0; -+} -+ -+static int cns3xxx_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, int level) -+{ -+ gpio_line_set(gpio, level); -+ gpio_line_config(gpio, CNS3XXX_GPIO_OUT); -+ return 0; -+} -+ -+static int cns3xxx_gpio_get_value(struct gpio_chip *chip, unsigned gpio) -+{ -+ return gpio_get_value(gpio); -+} -+ -+static void cns3xxx_gpio_set_value(struct gpio_chip *chip, unsigned gpio, int value) -+{ -+ gpio_set_value(gpio, value); -+} -+ -+static struct gpio_chip cns3xxx_gpio_chip = { -+ .label = "CNS3XXX_GPIO_CHIP", -+ .direction_input = cns3xxx_gpio_direction_input, -+ .direction_output = cns3xxx_gpio_direction_output, -+ .get = cns3xxx_gpio_get_value, -+ .set = cns3xxx_gpio_set_value, -+ .base = 0, -+ .ngpio = 64, -+}; -+ -+/* Watchdog */ -+static struct resource cns3xxx_watchdog_resources[] = { -+ { -+ .start = CNS3XXX_TC11MP_TWD_BASE, -+ .end = CNS3XXX_TC11MP_TWD_BASE + SZ_4K - 1, -+ .flags = IORESOURCE_MEM, -+ },{ -+ .start = IRQ_LOCALWDOG, -+ .end = IRQ_LOCALWDOG, -+ .flags = IORESOURCE_IRQ, -+ } -+}; -+ -+static struct platform_device cns3xxx_watchdog_device = { -+ .name = "cns3xxx-wdt", -+ .id = -1, -+ .num_resources = ARRAY_SIZE(cns3xxx_watchdog_resources), -+ .resource = cns3xxx_watchdog_resources, -+}; -+ -+static struct resource cns3xxx_gpio_resources[] = { -+ { -+ .name = "gpio", -+ .start = 0xFFFFFFFF, -+ .end = 0xFFFFFFFF, -+ .flags = 0, -+ }, -+}; -+ -+static struct platform_device cns3xxx_gpio = { -+ .name = "GPIODEV", -+ .id = -1, -+ .num_resources = ARRAY_SIZE(cns3xxx_gpio_resources), -+ .resource = cns3xxx_gpio_resources, -+}; -+ -+void __init cns3xxx_sys_init(void) -+{ -+ l2cc_init((void __iomem *) CNS3XXX_L2C_BASE_VIRT); -+ -+ dmac_init(); -+ cns_rdma_init(); -+ -+ platform_device_register(&cns3xxx_gpio); -+ platform_device_register(&cns3xxx_watchdog_device); -+ gpiochip_add(&cns3xxx_gpio_chip); -+} -+ -+void __iomem *timer1_va_base; -+ -+static void timer_set_mode(enum clock_event_mode mode, -+ struct clock_event_device *clk) -+{ -+ unsigned long ctrl = readl(timer1_va_base + TIMER1_2_CONTROL_OFFSET); -+ int reload; -+ int pclk = (cns3xxx_cpu_clock() >> 3); -+ -+ switch(mode) { -+ case CLOCK_EVT_MODE_PERIODIC: -+ /* pclk is cpu clock/8 */ -+ reload=pclk*1000000/HZ; -+ writel(reload, timer1_va_base + TIMER1_AUTO_RELOAD_OFFSET); -+ ctrl |= (1 << 0) | (1 << 2) | (1 << 9); -+ break; -+ case CLOCK_EVT_MODE_ONESHOT: -+ /* period set, and timer enabled in 'next_event' hook */ -+ writel(0, timer1_va_base + TIMER1_AUTO_RELOAD_OFFSET); -+ ctrl |= (1 << 2) | (1 << 9); -+ break; -+ case CLOCK_EVT_MODE_UNUSED: -+ case CLOCK_EVT_MODE_SHUTDOWN: -+ default: -+ ctrl = 0; -+ } -+ -+ writel(ctrl, timer1_va_base + TIMER1_2_CONTROL_OFFSET); -+} -+ -+static int timer_set_next_event(unsigned long evt, -+ struct clock_event_device *unused) -+{ -+ unsigned long ctrl = readl(timer1_va_base + TIMER1_2_CONTROL_OFFSET); -+ -+ writel(evt, timer1_va_base + TIMER1_COUNTER_OFFSET); -+ writel(ctrl | (1 << 0), timer1_va_base + TIMER1_2_CONTROL_OFFSET); -+ -+ return 0; -+} -+ -+static struct clock_event_device timer1_clockevent = { -+ .name = "timer1", -+ .shift = 32, -+ .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, -+ .set_mode = timer_set_mode, -+ .set_next_event = timer_set_next_event, -+ .rating = 300, -+ .cpumask = cpu_all_mask, -+}; -+ -+static void __init cns3xxx_clockevents_init(unsigned int timer_irq) -+{ -+ timer1_clockevent.irq = timer_irq; -+ timer1_clockevent.mult = -+ div_sc( (cns3xxx_cpu_clock() >> 3)*1000000, NSEC_PER_SEC, timer1_clockevent.shift); -+ timer1_clockevent.max_delta_ns = -+ clockevent_delta2ns(0xffffffff, &timer1_clockevent); -+ timer1_clockevent.min_delta_ns = -+ clockevent_delta2ns(0xf, &timer1_clockevent); -+ -+ clockevents_register_device(&timer1_clockevent); -+} -+ -+/* -+ * IRQ handler for the timer -+ */ -+static irqreturn_t cns3xxx_timer_interrupt(int irq, void *dev_id) -+{ -+ u32 val; -+ struct clock_event_device *evt = &timer1_clockevent; -+ -+ /* Clear the interrupt */ -+ val = readl(timer1_va_base + TIMER1_2_INTERRUPT_STATUS_OFFSET); -+ writel(val & ~(1 << 2), timer1_va_base + TIMER1_2_INTERRUPT_STATUS_OFFSET); -+ -+ evt->event_handler(evt); -+ -+ return IRQ_HANDLED; -+} -+ -+static struct irqaction cns3xxx_timer_irq = { -+ .name = "timer", -+ .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, -+ .handler = cns3xxx_timer_interrupt, -+}; -+ -+static cycle_t cns3xxx_get_cycles(struct clocksource *cs) -+{ -+ u64 val; -+ -+ val = readl(timer1_va_base + TIMER_FREERUN_CONTROL_OFFSET); -+ val &= 0xffff; -+ -+ return ((val << 32) | readl(timer1_va_base + TIMER_FREERUN_OFFSET)); -+} -+ -+static struct clocksource clocksource_cns3xxx = { -+ .name = "freerun", -+ .rating = 200, -+ .read = cns3xxx_get_cycles, -+ .mask = CLOCKSOURCE_MASK(48), -+ .shift = 16, -+ .flags = CLOCK_SOURCE_IS_CONTINUOUS, -+}; -+ -+ -+static void __init cns3xxx_clocksource_init(void) -+{ -+ /* Reset the FreeRunning counter */ -+ writel((1 << 16), timer1_va_base + TIMER_FREERUN_CONTROL_OFFSET); -+ -+ clocksource_cns3xxx.mult = -+ clocksource_khz2mult(100, clocksource_cns3xxx.shift); -+ clocksource_register(&clocksource_cns3xxx); -+} -+ -+/* -+ * Set up the clock source and clock events devices -+ */ -+void __init __cns3xxx_timer_init(unsigned int timer_irq) -+{ -+ unsigned long val, irq_mask; -+ -+ /* -+ * Initialise to a known state (all timers off) -+ */ -+ writel(0, timer1_va_base + TIMER1_2_CONTROL_OFFSET); /* disable timer1 and timer2 */ -+ writel(0, timer1_va_base + TIMER_FREERUN_CONTROL_OFFSET); /* stop free running timer3 */ -+ writel(0, timer1_va_base + TIMER1_MATCH_V1_OFFSET); -+ writel(0, timer1_va_base + TIMER1_MATCH_V2_OFFSET); -+ -+ val = (cns3xxx_cpu_clock() >> 3) * 1000000 / HZ; -+ writel(val, timer1_va_base + TIMER1_COUNTER_OFFSET); -+ -+ /* mask irq, non-mask timer1 overflow */ -+ irq_mask = readl(timer1_va_base + TIMER1_2_INTERRUPT_MASK_OFFSET); -+ irq_mask &= ~(1 << 2); -+ irq_mask |= 0x03; -+ writel(irq_mask, timer1_va_base + TIMER1_2_INTERRUPT_MASK_OFFSET); -+ /* down counter */ -+ val = readl(timer1_va_base + TIMER1_2_CONTROL_OFFSET); -+ val |= (1 << 9); -+ writel(val, timer1_va_base + TIMER1_2_CONTROL_OFFSET); -+ -+ /* -+ * Make irqs happen for the system timer -+ */ -+ setup_irq(timer_irq, &cns3xxx_timer_irq); -+ -+ cns3xxx_clocksource_init(); -+ cns3xxx_clockevents_init(timer_irq); -+} -+ -+void __init cns3xxx_timer_init(void) -+{ -+ timer1_va_base = (void __iomem *) CNS3XXX_TIMER1_2_3_BASE_VIRT; -+ twd_base = (void __iomem *) CNS3XXX_TC11MP_TWD_BASE_VIRT; -+ __cns3xxx_timer_init(IRQ_CNS3XXX_TIMER0); -+} -+ -+struct sys_timer cns3xxx_timer = { -+ .init = cns3xxx_timer_init, -+}; -+ -+ -+void cns3xxx_power_off(void) -+{ -+ __u32 clkctrl; -+ -+ printk(KERN_INFO "powering system down...\n"); -+ -+ clkctrl = readl(CNS3XXX_PM_BASE_VIRT + PM_SYS_CLK_CTRL_OFFSET); -+ clkctrl &= 0xfffff1ff; -+ clkctrl |= (0x5 << 9); /* Hibernate */ -+ writel(clkctrl, CNS3XXX_PM_BASE_VIRT + PM_SYS_CLK_CTRL_OFFSET); -+} ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/core.h -@@ -0,0 +1,34 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/core.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2004 ARM Limited -+ * Copyright (C) 2000 Deep Blue Solutions Ltd -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASM_ARCH_CNS3XXX_H -+#define __ASM_ARCH_CNS3XXX_H -+ -+void __init cns3xxx_map_io(void); -+void cns3xxx_power_off(void); -+void __init cns3xxx_init_irq(void); -+ -+extern struct sys_timer cns3xxx_timer; -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/dmac.c -@@ -0,0 +1,1464 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#include <linux/module.h> -+#include <linux/kernel.h> -+#include <linux/types.h> -+#include <linux/string.h> -+#include <linux/mm.h> -+#include <linux/spinlock.h> -+#include <linux/interrupt.h> -+#include <linux/irq.h> -+#include <linux/dma-mapping.h> -+#include <asm/memory.h> -+#include <asm/dma.h> -+#include <mach/hardware.h> -+#include <mach/pm.h> -+ -+ -+#include <mach/dmac.h> -+ -+//#define DEBUG_GDMA -+ -+#define DMAC_MEM_MAP_VALUE(reg_offset) (*((uint32_t volatile *)(CNS3XXX_DMAC_BASE_VIRT + reg_offset))) -+ -+#define DMAC_INTEN DMAC_MEM_MAP_VALUE(0x020) -+#define DMAC_INTSTATUS DMAC_MEM_MAP_VALUE(0x028) -+#define DMAC_INTCLR DMAC_MEM_MAP_VALUE(0x02C) -+ -+/* DMAC Debug registers */ -+#define DMAC_DBGSTATUS DMAC_MEM_MAP_VALUE(0xD00) /* Debug Status Register */ -+#define DMAC_DBGCMD DMAC_MEM_MAP_VALUE(0xD04) /* Debug Command Register */ -+#define DMAC_DBGINST0 DMAC_MEM_MAP_VALUE(0xD08) /* Debug Instrucion-0 Register */ -+#define DMAC_DBGINST1 DMAC_MEM_MAP_VALUE(0xD0C) /* Debug Instrucion-1 Register */ -+ -+#define CHANNEL_AND_MANAGER 0x1ff -+#define CHANNEL_ONLY 0xff -+#define MANAGER_ONLY 0x100 -+ -+#define MAX_MICROCODE_SIZE 2048 -+ -+#if 0 -+#define ERROR_INTR 45 -+#define DMAC_IRQNO_BASE 46 -+#else -+#define ERROR_INTR 68 -+#define DMAC_IRQNO_BASE 69 -+#endif -+ -+#define MAX_INTR_EVENTS 32 -+ -+#define MIN_EVENT_NUM 8 //2 -+ -+/* Debug Status Register */ -+#define DMAC_DBG_BUSY_BIT (1<<0) -+#define DMAC_DBG_INSTR_0_SHIFT 16 -+#define DMAC_DBG_INSTR_2_SHIFT 0 -+#define DMAC_DBG_THREAD_BIT (1<<0) -+#define DMAC_DBG_CH_NUM_SHIFT 8 -+#define DMAC_DBG_CH_NUM_BIT_MASK 0x7 -+#define DMAC_CHMGR 8 -+ -+spinlock_t dma_mgr_lock; -+ -+typedef enum { -+// DMAC_INSTR_DMAADDH = 0, /* Add Halfword */ /*** No implement ***/ -+ DMAC_INSTR_DMAEND = 0, /* End */ -+ DMAC_INSTR_DMAFLUSHP, /* Flash and notify Peripheral */ -+ DMAC_INSTR_DMAGO, /* Go */ -+ DMAC_INSTR_DMALD, /* Load */ -+ DMAC_INSTR_DMALDP, /* Load aPeripheral */ -+ DMAC_INSTR_DMALP, /* Loop */ -+ DMAC_INSTR_DMALPEND, /* Loop End */ -+// DMAC_INSTR_DMALPFE, /* Loop Forever */ -+ DMAC_INSTR_DMAKILL, /* kill */ -+ DMAC_INSTR_DMAMOV, /* Move */ -+ DMAC_INSTR_DMANOP, /* No operation */ -+// DMAC_INSTR_DMARMB, /* Read Memory Barrier */ -+ DMAC_INSTR_DMASEV, /* Send Event */ -+ DMAC_INSTR_DMAST, /* Store */ -+ DMAC_INSTR_DMASTP, /* Store and notify Peripheral */ -+ DMAC_INSTR_DMASTZ, /* Store Zero */ -+ DMAC_INSTR_DMAWFE, /* Wait For Event */ -+ DMAC_INSTR_DMAWFP, /* Wait For Peripheral */ -+ DMAC_INSTR_DMAWMB /* Wait For Barrier */ -+} dmac_instr_t; -+ -+typedef struct { -+ const char *enc_buf; -+ int enc_buf_len; -+ int chan_or_mgr; /* 0xff for DMA manager and DMA channel, -+ 0x7f for DMA channel, -+ 0x80 for DMA manager */ -+} dmac_instr_encode_t; -+ -+typedef struct { -+ uint32_t sa:1; /* source address increment: 0 - FIXED / 1 - INCR */ -+ uint32_t ss:3; /* source burst size in bytes: mapping value TBD with designer */ -+ uint32_t sb:4; /* source burst length */ -+ uint32_t sp:3; /* source protection */ -+ uint32_t sc:3; /* source cache */ -+ uint32_t da:1; /* destination address increment: 0 - FIXED / 1 - INCR */ -+ uint32_t ds:3; /* destination burst size in bytes: mapping value TBD with designer */ -+ uint32_t db:4; /* destination burst length */ -+ uint32_t dp:3; /* destination protection */ -+ uint32_t dc:3; /* destination cache */ -+ uint32_t es:3; /* endian swap size, in bits */ -+ uint32_t padding:1; -+} dmac_ch_ctrl_t; -+ -+typedef struct { -+ union { -+ dmac_ch_ctrl_t ccr; -+ uint32_t val; -+ } i; -+} dmac_cmd_imm32_t; -+ -+typedef struct { -+ uint16_t bs:1; /* burst/single bit */ -+ uint16_t x:1; /* x bit */ -+ uint16_t ns:1; /* not secure bit */ -+ uint16_t lc:1; /* loop counter bit */ -+ uint16_t p:1; /* p bit */ -+ uint16_t nf:1; /* no-finite bit */ -+ uint16_t i:1; /* invalid bit */ -+ uint16_t padding:9; -+} dmac_cmd_bits_t; -+ -+typedef struct { -+ uint8_t periph; /* peripheral ID */ -+ uint8_t cn; /* Channel Number */ -+ uint8_t iter; /* iteration count */ -+ uint8_t backwards_jump; /* backwards jump length */ -+ uint8_t rd; /* destination register, <SAR=b000, CCR=b001, DAR=b010> */ -+ uint8_t event_num; /* event number */ -+ -+ union { -+ dmac_cmd_bits_t b; -+ uint16_t val; -+ } bits; -+ -+ dmac_cmd_imm32_t imm32; /* immediate 32bit value */ -+} dmac_instr_param_t; -+ -+typedef struct { -+ int in_use; /* Channel in use or not */ -+ int channel; /* Channel number */ -+ int microcode_size; /* Microcode size */ -+ uint8_t *microcode; /* TODO */ -+ dma_addr_t microcode_dma; -+ int (*intr_handler) (void *); -+ void *handler_args; -+ int notifications_used; /* 32 bits for every interrupt/event */ -+} dmac_channel_t; -+ -+/* TODO: Not protected as of now */ -+dmac_channel_t *dmac_channels[MAX_DMA_CHANNELS]; -+ -+int dmac_events[MAX_INTR_EVENTS]; -+ -+static int dmac_create_instr(int chan, dmac_instr_t instr, -+ dmac_instr_param_t * param); -+static int dmac_exec_ucode(int ucode_channel, int ch); -+void pl330_dump_regs(void); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAEND -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 0 0 0 -+ * Example: -+ * DMAEND -+ * 00 -+ ******************************************************************************/ -+const char dmac_code_DMAEND[] = { 0x00 }; -+ -+int DMAC_DMAEND(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAEND, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAEND); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAFLUSHP -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * <periph[4:0] > 0 0 0 0 0 1 1 0 1 0 1 -+ * Example: -+ * DMAFLUSHP P0 -+ * 35 00 -+ ******************************************************************************/ -+const char dmac_code_DMAFLUSHP[] = { 0x35, 0x00 }; -+ -+int DMAC_DMAFLUSHP(int ch_num, int periph) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.periph = periph; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAFLUSHP, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAFLUSHP); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAGO -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 <cn[2:0]> 1 0 1 0 0 0 ns 0 -+ * -+ * | 47 16 | -+ * < imm[31:0] > -+ * Example: -+ * DMAGO C0, 0x40000000 -+ * A0 00 00 00 00 40 -+ ******************************************************************************/ -+const char dmac_code_DMAGO[] = { 0xA0, 0x00, 0x00, 0x00, 0x00, 0x40 }; -+ -+int DMAC_DMAGO(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ dmac_channel_t *dma_ch = dmac_channels[ch_num]; -+ -+ if(!dma_ch->in_use) { -+ printk("DMAC_DMAGO an unused channel\n"); -+ return -1; -+ } -+ -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.bits.b.ns = 1; -+ param.cn = ch_num; -+ param.imm32.i.val = dma_ch->microcode_dma; -+#ifdef DEBUG_GDMA -+ printk("%s:%d: microcode Physical Address *(%x)==[%x]\n", __FUNCTION__, -+ __LINE__, param.imm32.i.val, -+ *((uint32_t *) phys_to_virt(dma_ch->microcode_dma))); -+#endif -+ instr_len = dmac_create_instr(DMAC_CHMGR, DMAC_INSTR_DMAGO, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ dmac_exec_ucode(DMAC_CHMGR, DMAC_CHMGR); // DMAC_CHMGR); -+ if (dmac_channels[DMAC_CHMGR]) -+ dmac_channels[DMAC_CHMGR]->microcode_size = 0; -+ else -+ printk("BUG HERE !! DEBUG .. \n"); -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAGO); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALD -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 1 bs x -+ * Example: -+ * DMALD -+ * 04 -+ ******************************************************************************/ -+const char dmac_code_DMALD[] = { 0x04 }; -+ -+int DMAC_DMALD(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMALD, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMALD); -+ -+int DMAC_DMALDB(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ param.bits.b.x = 1; -+ param.bits.b.bs = 1; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMALD, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMALDB); -+ -+int DMAC_DMALDS(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ param.bits.b.x = 1; -+ param.bits.b.bs = 0; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMALD, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMALDS); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALP -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < iter[7:0] > 0 0 1 0 0 0 lc 0 -+ * Example: -+ * DMALP 8 -+ * 20 07 -+ ******************************************************************************/ -+const char dmac_code_DMALP[] = { 0x20, 0x07 }; -+ -+int DMAC_DMALP(int ch_num, int loop_reg_idx, int iter) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.bits.b.lc = loop_reg_idx; -+ param.iter = (uint8_t) (iter - 1); -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMALP, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMALP); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALPEND -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < backwards_jump[7:0] > 0 0 1 nf 1 lc bs x -+ * Example: -+ * DMALPEND -+ * 38 04 -+ ******************************************************************************/ -+const char dmac_code_DMALPEND[] = { 0x38, 0x04 }; -+ -+int DMAC_DMALPEND(int ch_num, int loop_reg_idx, int jump, int lpfe) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ param.bits.b.lc = loop_reg_idx; -+ param.bits.b.nf = lpfe; -+ param.backwards_jump = jump; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMALPEND, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMALPEND); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAMOV -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 <rd[2:0]> 1 0 1 1 1 1 0 0 -+ * -+ * | 47 16 | -+ * < imm[31:0] > -+ * -+ * # CCR Description -+ * # [30:28] Endian swap size -+ * # [27:25] AWCACHE[3,1:0] value -+ * # [24:22] AWPROT value -+ * # [21:18] AWLEN value -+ * # [17:15] AWSIZE value -+ * # [14] AWBURST[0] value -+ * 0 - FIXED / 1 - INCR -+ * # [13:11] ARCACHE[2:0] value -+ * # [10:8] ARPROT value -+ * # [7:4] ARLEN value -+ * # [3:1] ARSIZE value -+ * # [0] ARBURST[0] value -+ * 0 - FIXED / 1 - INCR -+ * Example: -+ * DMAMOV CCR, SB1 SS32 DB1 DS32 -+ * BC 01 05 40 01 00 -+ ******************************************************************************/ -+const char dmac_code_DMAMOV[] = { 0xBC, 0x01, 0x05, 0x40, 0x01, 0x00 }; -+ -+/* ccr_sar_dar: 0 for SAR, 1, for CCR, 2 for DAR */ -+//typedef enum { SAR = 0, CCR = 1, DAR = 2} dmamov_arg_t; -+int DMAC_DMAMOV(int ch_num, dmamov_arg_t ccr_sar_dar, uint32_t value) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.rd = ccr_sar_dar; -+ param.imm32.i.val = value; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAMOV, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAMOV); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAST -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 1 0 bs x -+ * Example: -+ * DMAST -+ * 08 -+ ******************************************************************************/ -+const char dmac_code_DMAST[] = { 0x08 }; -+ -+int DMAC_DMAST(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAST, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAST); -+ -+const char dmac_code_DMAWMB[] = { 0x13 }; -+ -+int DMAC_DMAWMB(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAWMB, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed\n"); -+ return -1; -+ } -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAWMB); -+ -+const char dmac_code_DMANOP[] = { 0x18 }; -+ -+int DMAC_DMANOP(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMANOP, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed\n"); -+ return -1; -+ } -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMANOP); -+ -+int DMAC_DMASTB(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.bits.b.x = 1; -+ param.bits.b.bs = 1; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAST, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMASTB); -+ -+int DMAC_DMASTS(int ch_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.bits.b.x = 1; -+ param.bits.b.bs = 0; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAST, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMASTS); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMASTZ -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 1 1 0 0 -+ * Example: -+ * DMASTZ -+ * 08 -+ ******************************************************************************/ -+const char dmac_code_DMASTZ[] = { 0x0C }; -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAWFE -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * <event_num[4:0]> 0 i 0 0 0 1 1 0 1 1 0 -+ * Example: -+ * DMAWFE E0 -+ * 36 00 -+ ******************************************************************************/ -+const char dmac_code_DMAWFE[] = { 0x36, 0x00 }; -+ -+int DMAC_WFE(int chan, int event_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+//#warning "to set bits" -+ param.event_num = event_num; -+ instr_len = dmac_create_instr(chan, DMAC_INSTR_DMAWFE, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_WFE); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAWFP -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < periph[4:0] > 0 0 0 0 0 1 1 0 0 bs p -+ * Example: -+ * DMAWFP P0, periph -+ * 31 00 -+ ******************************************************************************/ -+const char dmac_code_DMAWFP[] = { 0x31, 0x00 }; -+ -+int DMAC_DMAWFP(int ch_num, int periph_id, dmawfp_burst_type s) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ if (s == SINGLE) { -+ param.bits.b.bs = 0; -+ param.bits.b.p = 0; -+ } -+ if (s == BURST) { -+ param.bits.b.bs = 1; -+ param.bits.b.p = 0; -+ } -+ if (s == PERIPHERAL) { -+ param.bits.b.bs = 0; -+ param.bits.b.p = 1; -+ } -+ param.periph = periph_id; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAWFP, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMAWFP); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAKILL -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 0 0 1 -+ * Example: -+ * DMAKILL -+ * 01 -+ ******************************************************************************/ -+const char dmac_code_DMAKILL[] = { 0x01 }; -+ -+/****************************************************************************** -+ * -+ * Instruction: DMASEV -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * <event_num[4:0]> 0 i 0 0 0 1 1 0 1 0 0 -+ * Example: -+ * DMASEV E0 -+ * 34 00 -+ ******************************************************************************/ -+const char dmac_code_DMASEV[] = { 0x34, 0x00 }; -+ -+int DMAC_DMASEV(int ch_num, int event_num) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ dmac_channel_t *dma_ch = dmac_channels[ch_num]; -+ if ((event_num >= MIN_EVENT_NUM) -+ && !(dma_ch->notifications_used & (1 << event_num))) { -+ printk("DMAC_DMASEV failed event number request not done\n"); -+ return -1; -+ } else if ((event_num < MIN_EVENT_NUM) && (event_num != ch_num)) { -+ printk -+ ("%s:%d - Presently, we have this hard restriction that each channel can signal irq event == channel_no\n", -+ __FUNCTION__, __LINE__); -+ return -1; -+ } -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ param.event_num = event_num; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMASEV, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMASEV); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALDP<S|B> -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < periph[4:0] > 0 0 0 0 0 1 0 0 1 bs 1 -+ * Example: -+ * DMALDPS P0 -+ * 25 00 -+ ******************************************************************************/ -+const char dmac_code_DMALDP[] = { 0x25, 0x00 }; -+ -+int DMAC_DMALDP(int ch_num, int periph_id, int burst) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ param.periph = periph_id; -+ param.bits.b.bs = burst; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMALDP, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMALDP); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMASTP<S|B> -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < periph[4:0] > 0 0 0 0 0 1 0 1 0 bs 1 -+ * Example: -+ * DMASTPS P0 -+ * 29 00 -+ ******************************************************************************/ -+const char dmac_code_DMASTP[] = { 0x29, 0x00 }; -+ -+int DMAC_DMASTP(int ch_num, int periph_id, int burst) -+{ -+ dmac_instr_param_t param; -+ int instr_len; -+ memset(¶m, 0, sizeof(dmac_instr_param_t)); -+ /* param.bits.b.x = param.bits.b.bs = 0; */ -+ param.periph = periph_id; -+ param.bits.b.bs = burst; -+ instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMASTP, ¶m); -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(DMAC_DMASTP); -+ -+dmac_instr_encode_t dmac_codes[] = { -+ {dmac_code_DMAEND, sizeof(dmac_code_DMAEND), CHANNEL_AND_MANAGER} -+ , -+ {dmac_code_DMAFLUSHP, sizeof(dmac_code_DMAFLUSHP), CHANNEL_ONLY} -+ , -+ {dmac_code_DMAGO, sizeof(dmac_code_DMAGO), MANAGER_ONLY} -+ , -+ {dmac_code_DMALD, sizeof(dmac_code_DMALD), CHANNEL_ONLY} -+ , -+ {dmac_code_DMALDP, sizeof(dmac_code_DMALDP), CHANNEL_ONLY} -+ , -+ {dmac_code_DMALP, sizeof(dmac_code_DMALP), CHANNEL_ONLY} -+ , -+ {dmac_code_DMALPEND, sizeof(dmac_code_DMALPEND), CHANNEL_ONLY} -+ , -+ {dmac_code_DMAKILL, sizeof(dmac_code_DMAKILL), CHANNEL_AND_MANAGER} -+ , -+ {dmac_code_DMAMOV, sizeof(dmac_code_DMAMOV), CHANNEL_ONLY} -+ , -+ {dmac_code_DMANOP, sizeof(dmac_code_DMANOP), CHANNEL_AND_MANAGER} -+ , -+ {dmac_code_DMASEV, sizeof(dmac_code_DMASEV), CHANNEL_AND_MANAGER} -+ , -+ {dmac_code_DMAST, sizeof(dmac_code_DMAST), CHANNEL_ONLY} -+ , -+ {dmac_code_DMASTP, sizeof(dmac_code_DMASTP), CHANNEL_ONLY} -+ , -+ {dmac_code_DMASTZ, sizeof(dmac_code_DMASTZ), CHANNEL_ONLY} -+ , -+ {dmac_code_DMAWFE, sizeof(dmac_code_DMAWFE), CHANNEL_AND_MANAGER} -+ , -+ {dmac_code_DMAWFP, sizeof(dmac_code_DMAWFP), CHANNEL_ONLY} -+ , -+ {dmac_code_DMAWMB, sizeof(dmac_code_DMAWMB), CHANNEL_ONLY} -+ , -+}; -+ -+static void Dmac_Cmd_Write32(uint8_t * buf, uint32_t val) -+{ -+ buf[0] = (uint8_t) (val); -+ buf[1] = (uint8_t) (val >> 8); -+ buf[2] = (uint8_t) (val >> 16); -+ buf[3] = (uint8_t) (val >> 24); -+ -+ return; -+} -+ -+static int -+dmac_create_instr(int chan, dmac_instr_t instr, dmac_instr_param_t * param) -+{ -+ int len = 0; -+ dmac_channel_t *dma_ch = dmac_channels[chan]; -+ uint8_t *buf = NULL; -+#ifdef DEBUG_GDMA -+ printk("%s:%d: In with channel no %d\n", __FUNCTION__, __LINE__, chan); -+#endif -+ -+ if (!((0x1 << chan) & dmac_codes[instr].chan_or_mgr)) { -+ printk("Channel %d does not support this instruction %d\n", -+ chan, instr); -+ return -1; -+ } -+#ifdef DEBUG_GDMA -+ if (!dma_ch) -+ printk("%s:%d: Bug here !!\n", __FUNCTION__, __LINE__); -+#endif -+ -+ if (dma_ch->microcode == NULL) { -+ buf = dma_ch->microcode = -+ dma_alloc_coherent(NULL, MAX_MICROCODE_SIZE, -+ &dma_ch->microcode_dma, GFP_KERNEL); -+ printk -+ ("First time microcode alloc for channel %d done @phy:%x\n", -+ chan, dma_ch->microcode_dma); -+ dma_ch->microcode_size = 0; -+ } else { -+ if ((dmac_codes[instr].enc_buf_len + dma_ch->microcode_size) > -+ MAX_MICROCODE_SIZE) { -+ printk -+ ("We have a buffer overflow [%d]issue here ... BUG !!\n", -+ dma_ch->microcode_size); -+ return -1; -+ } -+ buf = dma_ch->microcode + dma_ch->microcode_size; -+ } -+#ifdef DEBUG_GDMA -+ printk("%s:%d: Microcode alloc for channel %d\n", __FUNCTION__, -+ __LINE__, chan); -+#endif -+ -+ if (buf == NULL) { -+ printk("%s: Unable to allocate memory for microocode space\n", -+ __FUNCTION__); -+ return -1; -+ } -+#ifdef DEBUG_GDMA -+ printk("%s:%d: allocated microcode buffer%p [@phy: %x]\n", __FUNCTION__, -+ __LINE__, buf, dma_ch->microcode_dma + dma_ch->microcode_size); -+#endif -+ /* TODO: buf_space checking */ -+ memcpy(buf, dmac_codes[instr].enc_buf, dmac_codes[instr].enc_buf_len); -+ len += dmac_codes[instr].enc_buf_len; -+ -+ /* TODO: Parameter checking */ -+ switch (instr) { -+ case DMAC_INSTR_DMAEND: -+ case DMAC_INSTR_DMASTZ: -+ case DMAC_INSTR_DMAKILL: -+ case DMAC_INSTR_DMAWMB: -+ case DMAC_INSTR_DMANOP: -+ /* no parameter needed */ -+ break; -+ -+ case DMAC_INSTR_DMAFLUSHP: -+ /* Fill additional parameters */ -+ buf[1] |= (param->periph) << 3; // shift to bit 11 -+ break; -+ -+ case DMAC_INSTR_DMAGO: -+ // Fill additional parameters -+ if (param->bits.b.ns) -+ buf[0] |= 0x2; -+ else -+ buf[0] &= ~0x2; -+ buf[1] = param->cn & 0x7; -+//#warning "rewrite this" -+ Dmac_Cmd_Write32(&buf[2], param->imm32.i.val); -+ //memcpy (&buf[2],&(param->imm32.i.val),4); -+ break; -+ -+ case DMAC_INSTR_DMALD: -+ case DMAC_INSTR_DMAST: -+ // Fill additional parameters -+ buf[0] &= 0xFC; -+ if (param->bits.b.x) -+ buf[0] |= 0x1; -+ else -+ buf[0] &= ~0x1; -+ if (param->bits.b.bs) -+ buf[0] |= 0x2; -+ else -+ buf[0] &= ~0x2; -+ break; -+ -+ case DMAC_INSTR_DMALP: -+ buf[0] &= (~0x2); -+ if (param->bits.b.lc) -+ buf[0] |= 0x2; -+ buf[1] = param->iter; -+ break; -+ -+ case DMAC_INSTR_DMALPEND: -+ // Fill additional parameters -+ buf[0] = 0x28; -+ if (param->bits.b.x) -+ buf[0] |= 0x1; -+ if (param->bits.b.bs) -+ buf[0] |= 0x2; -+ if (param->bits.b.lc) -+ buf[0] |= 0x4; -+ if (param->bits.b.nf) -+ buf[0] |= 0x10; -+ buf[1] = param->backwards_jump; -+ break; -+ -+ case DMAC_INSTR_DMAMOV: -+ // Fill additional parameters -+ buf[1] = (param->rd) & 0x7; -+//#warning "rewrite this" -+ Dmac_Cmd_Write32(&buf[2], param->imm32.i.val); -+ //memcpy (&buf[2],&(param->imm32.i.val),4); -+ break; -+ -+ case DMAC_INSTR_DMAWFE: -+ buf[1] = 0x0; -+ if (param->bits.b.i) -+ buf[1] |= 0x2; -+ buf[1] |= (param->event_num) << 3; // shift to bit 11 -+ break; -+ -+ case DMAC_INSTR_DMASEV: -+ buf[1] |= (param->event_num) << 3; // shift to bit 11 -+ break; -+ -+ case DMAC_INSTR_DMAWFP: -+ if (param->bits.b.p) -+ buf[0] |= 0x1; -+ else -+ buf[0] &= ~0x1; -+ if (param->bits.b.bs) -+ buf[0] |= 0x2; -+ else -+ buf[0] &= ~0x2; -+ buf[1] |= (param->periph) << 3; // shift to bit 11 -+ break; -+ -+ case DMAC_INSTR_DMALDP: -+ case DMAC_INSTR_DMASTP: -+ // Fill additional parameters -+ if (param->bits.b.bs) -+ buf[0] |= 0x2; -+ else -+ buf[0] &= ~0x2; -+ buf[1] |= (param->periph) << 3; // shift to bit 11 -+ break; -+ -+ default: -+ printk("%s: unknown instr (%d)\r\n", __FUNCTION__, instr); -+ break; -+ } -+ dma_ch->microcode_size += len; -+#ifdef DEBUG_GDMA -+ printk("%s:%d: out with length %d\n", __FUNCTION__, __LINE__, -+ dma_ch->microcode_size); -+ { -+ int foo = 0; -+ uint8_t *foop = dma_ch->microcode; -+ printk("Dumping the buffer -- "); -+ for (foo = 0; foo < dma_ch->microcode_size; foo++) -+ printk("%x ", *(foop + foo)); -+ printk(" -- done.\n"); -+ } -+#endif -+ return len; -+} -+ -+static int dmac_exec_ucode(int ucode_channel, int ch) -+{ -+ uint8_t i, dbg_instr_0_shift_base, dbg_instr_2_shift_base, dbg_cmd_len, -+ *dbg_cmd_buf; -+ uint32_t dbg1_val, dbg2_val; -+ dmac_channel_t *dma_ch = dmac_channels[ucode_channel]; -+ -+ if (!dma_ch->microcode_size) { -+ printk("%s: No instructions have been created\n", __FUNCTION__); -+ return -1; -+ } -+ -+ dbg_cmd_buf = dma_ch->microcode; -+ dbg_cmd_len = dma_ch->microcode_size; -+#ifdef DEBUG_GDMA -+ { -+ int tmp; -+ uint8_t *tmpp = dbg_cmd_buf; -+ printk -+ ("Executing the code for channel %d, with instrn len %d\n", -+ ch, dma_ch->microcode_size); -+ printk("Dumping microcode : "); -+ for (tmp = 0; tmp < dbg_cmd_len; tmp++) -+ printk("%x ", *tmpp++); -+ printk("\n"); -+ } -+#endif -+ -+ spin_lock(&dma_mgr_lock); -+ -+ /* 3. Poll the Debug Status Register */ -+ while (DMAC_DBGSTATUS & DMAC_DBG_BUSY_BIT) ; -+ -+ /* 4. Write to the Debug Instrution-X Register */ -+ dbg1_val = 0; -+ dbg2_val = 0; -+ -+ dbg_instr_0_shift_base = DMAC_DBG_INSTR_0_SHIFT; -+ dbg_instr_2_shift_base = DMAC_DBG_INSTR_2_SHIFT; -+ for (i = 0; i < dbg_cmd_len; i++) { -+ uint8_t tmp_val = dbg_cmd_buf[i]; -+ switch (i) { -+ case 0: -+ case 1: -+ dbg1_val |= (tmp_val << dbg_instr_0_shift_base); -+ dbg_instr_0_shift_base += 8; -+ break; -+ case 2: -+ case 3: -+ case 4: -+ case 5: -+ tmp_val = dbg_cmd_buf[i]; -+ dbg2_val |= (tmp_val << dbg_instr_2_shift_base); -+ dbg_instr_2_shift_base += 8; -+ break; -+ default: -+ printk("BUG here ... DEBUG\n"); -+ break; -+ } -+ } -+ -+ // Fill channel field -+ if (ch == DMAC_CHMGR) { -+ dbg1_val &= (~DMAC_DBG_THREAD_BIT); -+ } else { -+ dbg1_val |= DMAC_DBG_THREAD_BIT; -+ dbg1_val |= -+ ((ch & DMAC_DBG_CH_NUM_BIT_MASK) << DMAC_DBG_CH_NUM_SHIFT); -+ } -+ -+#ifdef DEBUG_GDMA -+ { -+ printk("dbg1_val: %x, dbg2_val: %x\n", dbg1_val, dbg2_val); -+ } -+#endif -+ -+ DMAC_DBGINST0 = dbg1_val; -+ DMAC_DBGINST1 = dbg2_val; -+ -+ /* 5. Writing zero to the Debug Command Register */ -+ DMAC_DBGCMD = 0x0; -+ -+ spin_unlock(&dma_mgr_lock); -+ return 0; -+} -+ -+#define MAX_SINGLE_INSTR_LEN 8 /* TODO */ -+ -+static int dmac_channel_state_init(int ch_num) -+{ -+ int instr_len = dmac_create_instr(ch_num, DMAC_INSTR_DMAKILL, NULL); -+ -+ if (instr_len < 0) { -+ printk("dmac_create_instr failed \n"); -+ return -1; -+ } -+ -+ dmac_exec_ucode(ch_num, ch_num); -+ -+ if (dmac_channels[ch_num]) -+ dmac_channels[ch_num]->microcode_size = 0; -+ else -+ printk("BUG HERE !! DEBUG .. \n"); -+ -+ return 0; -+} -+ -+static irqreturn_t dmac_irq_handler(int irq, void *dev_id) -+{ -+ uint32_t irq_status = 0; -+ uint8_t event_status = 0, channel_no = 0; -+ dmac_channel_t *chan = NULL; -+ -+ irq_status = DMAC_INTSTATUS; /* TODO: Get Interrupt status */ -+#ifdef DEBUG_GDMA -+ printk("Dumping the interrupt status register %x\n", irq_status); -+#endif -+ -+ if (!irq_status) { -+#ifdef DEBUG_GDMA -+ printk("%s: Probably a DMAC Fault !!%x\n", __FUNCTION__, -+ irq_status); -+ pl330_dump_regs(); -+#endif -+ return IRQ_NONE; -+ } -+ -+// if (irq_status >= MIN_EVENT_NUM) { -+// printk(KERN_CRIT -+// "Event interrupt handler..(%d) Not implemented\n", -+// irq_status); -+// return IRQ_NONE; -+// } -+ -+ event_status = irq_status & 0xff; -+ /* Clear Interrupt */ -+ DMAC_INTCLR |= (irq_status & 0xff); -+ -+ while (event_status) { -+ if (event_status & 0x1) { -+ chan = dmac_channels[channel_no]; -+ if (chan->intr_handler && chan->in_use) -+ chan->intr_handler(chan->handler_args); -+ } -+ event_status >>= 1; -+ channel_no++; -+ } -+ return IRQ_HANDLED; -+} -+ -+static void cns3xxx_dmac_hw_init(void) -+{ -+#ifdef CONFIG_CNS3XXX_PM_API -+ /* enable GDMA clock*/ -+ cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(GDMA)); -+ /* check clok status and power status */ -+ #if 0 -+ PM_PWR_STA_REG & (0x1 << PM_PWR_STA_REG_REG_OFFSET_GDMA) -+ PM_CACTIVE_STA_REG & (0x1 << PM_CACTIVE_STA_REG_OFFSET_GDMA) -+ #endif -+ /* do software reset*/ -+ cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(GDMA)); -+#else -+#error "CNS3XXX PM API support should be enabled in Linux kernel" -+#endif -+} -+ -+/* -+ * dmac_init -+ */ -+int __init dmac_init(void) -+{ -+ int i, irqno = DMAC_IRQNO_BASE; -+ -+ printk(KERN_INFO "Initializing CNS3XXX DMA controller \n"); -+ -+ cns3xxx_dmac_hw_init(); -+ -+ memset(dmac_channels, 0, sizeof(dmac_channel_t *) * MAX_DMA_CHANNELS); -+ -+ spin_lock_init(&dma_mgr_lock); -+ -+ for (i = 0; i < MAX_DMA_CHANNELS; i++) { -+ dmac_channels[i] = kmalloc(sizeof(dmac_channel_t), GFP_KERNEL); -+ -+ if (dmac_channels[i] == NULL) { -+ printk("Unable to allocate memory for channel %d \n", -+ i); -+ return -ENOMEM; -+ } -+ -+ memset(dmac_channels[i], 0, sizeof(dmac_channel_t)); -+ } -+ -+ /* Moves all the DMA channels to the Stopped state */ -+ for (i = 0; i < MAX_DMA_CHANNELS; i++) -+ dmac_channel_state_init(i); -+ -+ for (i = 0; i < MAX_INTR_EVENTS; i++) -+ dmac_events[i] = -1; -+ -+ /* Clear spurious interrupts */ -+ DMAC_INTCLR = 0xffffffff; -+ DMAC_INTEN = 0xff; //Enable 8 interrupt 0x03; /* Enabling interrupts IRQ[0], IRQ[1] */ -+ -+ /* TODO: error interrupt Right now using the same irq handler, -+ * and reporting error inside the handler -+ */ -+ if (request_irq(ERROR_INTR, dmac_irq_handler, 0, "DMAC-ERR", NULL)) { -+ printk(KERN_CRIT "failed to request DMAC-ERR interrupt.\n"); -+ return -ENOENT; -+ } -+ -+ do { -+ if (request_irq(irqno, dmac_irq_handler, 0, "DMAC", NULL)) { -+ printk(KERN_CRIT "failed to request DMAC interrupt.\n"); -+ return -ENOENT; -+ } -+ } while (++irqno < (DMAC_IRQNO_BASE + MIN_EVENT_NUM)); -+ -+ return 0; -+} -+ -+/* -+ * dmac_get_channel -+ */ -+int dmac_get_channel(int (*handler) (void *), void *handler_args) -+{ -+ int i; -+ -+ for (i = 0; i < MAX_DMA_CHANNELS; i++) -+ if (dmac_channels[i]->in_use == 0) { -+ dmac_channel_t *dmac_ch = dmac_channels[i]; -+ -+ dmac_ch->microcode_size = 0; -+ dmac_ch->in_use = 1; -+ dmac_ch->intr_handler = handler; -+ dmac_ch->handler_args = handler_args; -+ -+ /* TODO enable interrupts for that channel */ -+// dmac_channel_state_init(i); -+ return i; -+ } -+ -+ return -1; -+} -+ -+int dmac_get_channel_ex(int channel, int (*handler) (void *), void *handler_args) -+{ -+ if((channel >= 0) && (channel < MAX_DMA_CHANNELS) && (dmac_channels[channel]->in_use == 0)) { -+ dmac_channel_t *dmac_ch = dmac_channels[channel]; -+ -+ dmac_ch->microcode_size = 0; -+ dmac_ch->in_use = 1; -+ dmac_ch->intr_handler = handler; -+ dmac_ch->handler_args = handler_args; -+ -+ /* TODO enable interrupts for that channel */ -+// dmac_channel_state_init(channel); -+ return channel; -+ } -+ -+ return -1; -+} -+ -+EXPORT_SYMBOL(dmac_get_channel); -+EXPORT_SYMBOL(dmac_get_channel_ex); -+ -+/* -+ * dmac_release_channel -+ */ -+int dmac_release_channel(int chan) -+{ -+ dmac_channel_t *dma_ch; -+ -+ if (chan < 0 || chan > 7) -+ return -1; -+ -+ dma_ch = dmac_channels[chan]; -+ if (!dma_ch->in_use) -+ return -1; -+ -+ dma_ch->in_use = 0; -+ dma_ch->microcode_size = 0; -+ dma_ch->intr_handler = 0; -+ dma_ch->handler_args = 0; -+ -+ /* TODO enable interrupts for that channel */ -+ dmac_channel_state_init(chan); -+ -+ return 0; -+} -+ -+EXPORT_SYMBOL(dmac_release_channel); -+ -+/* -+ * -+ */ -+int dmac_get_event(int chan, int event_num) -+{ -+ if ((event_num < MIN_EVENT_NUM) || (event_num > MAX_INTR_EVENTS)) { -+ return -1; -+ } -+ -+ if (dmac_events[event_num] == -1) { -+ dmac_channel_t *dmac_ch = dmac_channels[chan]; -+ dmac_events[event_num] = chan; -+ dmac_ch->notifications_used |= (1 << event_num); -+ return 0; -+ } -+ return -1; -+} -+ -+EXPORT_SYMBOL(dmac_get_event); -+ -+/* -+ * -+ */ -+int dmac_release_event(int chan, int event_num) -+{ -+ if (dmac_events[event_num] != chan) -+ return -1; -+ -+ dmac_events[event_num] = -1; -+ dmac_channels[chan]->notifications_used ^= (1 << event_num); -+ return 0; -+} -+ -+EXPORT_SYMBOL(dmac_release_event); -+ -+static int get_bpb_val(int bpb) -+{ -+ int i = bpb; -+ int retval = -1; -+ while (i) { -+ retval += 0x1; -+ i /= 2; -+ } -+ return retval; -+} -+ -+/* @src_inc - src address auto increment -+ * @s_bpb - src bytes per burst -+ * @s_dt - src num of data transfers -+ * @dst_inc - dst address auto increment -+ * @d_bpb - dst bytes per burst -+ * @d_dt - dst data transfers -+ * @swap - swapping bytes -+ */ -+uint32_t dmac_create_ctrlval(int src_inc, int s_bpb, int s_dt, int dst_inc, -+ int d_bpb, int d_dt, int swap) -+{ -+ if (! -+ ((s_bpb == 1) || (s_bpb == 2) || (s_bpb == 4) || (s_bpb == 8) -+ || (s_bpb == 16) -+ || (s_bpb == 32) || (s_bpb == 64) || (s_bpb == 128))) { -+ printk -+ ("INVALID s_bpb parameter ... setting default and proceeding\n"); -+ s_bpb = 4; -+ } -+ if (! -+ ((d_bpb == 1) || (d_bpb == 2) || (d_bpb == 4) || (d_bpb == 8) -+ || (d_bpb == 16) -+ || (d_bpb == 32) || (d_bpb == 64) || (d_bpb == 128))) { -+ printk -+ ("INVALID d_bpb parameter ... setting default and proceeding\n"); -+ d_bpb = 4; -+ } -+ -+ if ((s_dt < 1) || (s_dt > 16)) { -+ printk -+ ("INVALID s_dt parameter ... setting default and proceeding\n"); -+ s_dt = 1; -+ } -+ if ((d_dt < 1) || (d_dt > 16)) { -+ printk -+ ("INVALID d_dt parameter ... setting default and proceeding\n"); -+ d_dt = 1; -+ } -+ return (((src_inc & 0x1) << 0) | -+ ((get_bpb_val(s_bpb) & 0x7) << 1) | -+ ((s_dt - 1) << 4) | -+ (0x2 << 8) | -+ (0x0 << 11) | -+ ((dst_inc & 0x1) << 14) | -+ ((get_bpb_val(d_bpb) & 0x7) << 15) | -+ ((d_dt - 1) << 18) | (0x2 << 22) | (0x0 << 25) | (swap << 28) -+ ); -+} -+ -+EXPORT_SYMBOL(dmac_create_ctrlval); -+ -+void pl330_dump_regs(void) -+{ -+ printk("Read Periph Id 0 for GDMAC is %x\n", DMAC_MEM_MAP_VALUE(0xFE0)); -+ printk("DS Register: %x\n", DMAC_MEM_MAP_VALUE(0x0)); -+ printk("Conf Reg 0 : %x\n", DMAC_MEM_MAP_VALUE(0xE00)); -+ printk("Conf Reg 1 : %x\n", DMAC_MEM_MAP_VALUE(0xE04)); -+ printk("Conf Reg 2 : %x\n", DMAC_MEM_MAP_VALUE(0xE08)); -+ printk("Conf Reg 3 : %x\n", DMAC_MEM_MAP_VALUE(0xE0C)); -+ printk("Conf Reg 4 : %x\n", DMAC_MEM_MAP_VALUE(0xE10)); -+ printk("Conf Reg d : %x\n", DMAC_MEM_MAP_VALUE(0xE14)); -+ -+ printk("Dumping the status registers \n"); -+ printk("INTEN Register: %x\n", DMAC_MEM_MAP_VALUE(0x20)); -+ printk("ES Register: %x\n", DMAC_MEM_MAP_VALUE(0x24)); -+ printk("INTSTAT Register: %x\n", DMAC_MEM_MAP_VALUE(0x28)); -+ printk("FSDM Register: %x\n", DMAC_MEM_MAP_VALUE(0x30)); -+ printk("FSC Register: %x\n", DMAC_MEM_MAP_VALUE(0x34)); -+ printk("FTM Register: %x\n", DMAC_MEM_MAP_VALUE(0x38)); -+ printk("FTC0 Register: %x\n", DMAC_MEM_MAP_VALUE(0x40)); -+ printk("FTC1 Register: %x\n", DMAC_MEM_MAP_VALUE(0x44)); -+ printk("CS0 Register: %x\n", DMAC_MEM_MAP_VALUE(0x100)); -+ printk("CPC0 Register: %x\n", DMAC_MEM_MAP_VALUE(0x104)); -+ printk("CS1 Register: %x\n", DMAC_MEM_MAP_VALUE(0x108)); -+ printk("CPC1 Register: %x\n", DMAC_MEM_MAP_VALUE(0x10C)); -+ printk("SA0 Register: %x\n", DMAC_MEM_MAP_VALUE(0x400)); -+ printk("SA1 Register: %x\n", DMAC_MEM_MAP_VALUE(0x420)); -+ printk("DA0 Register: %x\n", DMAC_MEM_MAP_VALUE(0x404)); -+ printk("DA1 Register: %x\n", DMAC_MEM_MAP_VALUE(0x424)); -+ return; -+} -+ -+EXPORT_SYMBOL(pl330_dump_regs); -+ -+/* -+ * -+ */ -+uint32_t DMAC_READ_CHREGS(int chan, chregs_t reg) -+{ -+ int step = 0, base = 0; -+ -+ switch (reg) { -+ case PL330_FTC: -+ base = 0x40; -+ step = chan * 0x4; -+ break; -+ case PL330_CS: -+ base = 0x100; -+ step = chan * 0x8; -+ break; -+ case PL330_CPC: -+ base = 0x104; -+ step = chan * 0x8; -+ break; -+ case PL330_SA: -+ base = 0x400; -+ step = chan * 0x20; -+ break; -+ case PL330_DA: -+ base = 0x404; -+ step = chan * 0x20; -+ break; -+ case PL330_CC: -+ base = 0x408; -+ step = chan * 0x20; -+ break; -+ case PL330_LC0: -+ base = 0x40C; -+ step = chan * 0x20; -+ break; -+ case PL330_LC1: -+ base = 0x410; -+ step = chan * 0x20; -+ break; -+ default: -+ printk("Wrong argument to function %s\n", __FUNCTION__); -+ } -+ return DMAC_MEM_MAP_VALUE(base + step); -+} -+ -+EXPORT_SYMBOL(DMAC_READ_CHREGS); ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/headsmp.S -@@ -0,0 +1,54 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/headsmp.S -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (c) 2003 ARM Limited -+ * All Rights Reserved -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#include <linux/linkage.h> -+#include <linux/init.h> -+ -+ __INIT -+ -+/* -+ * CNS3XXX specific entry point for secondary CPUs. This provides -+ * a "holding pen" into which all secondary cores are held until we're -+ * ready for them to initialise. -+ */ -+ENTRY(cns3xxx_secondary_startup) -+ mrc p15, 0, r0, c0, c0, 5 -+ and r0, r0, #15 -+ adr r4, 1f -+ ldmia r4, {r5, r6} -+ sub r4, r4, r5 -+ add r6, r6, r4 -+pen: ldr r7, [r6] -+ cmp r7, r0 -+ bne pen -+ -+ /* -+ * we've been released from the holding pen: secondary_stack -+ * should now contain the SVC stack for this core -+ */ -+ b secondary_startup -+ -+1: .long . -+ .long pen_release ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/hotplug.c -@@ -0,0 +1,155 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/hotplug.c -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2002 ARM Ltd. -+ * All Rights Reserved -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+#include <linux/kernel.h> -+#include <linux/errno.h> -+#include <linux/smp.h> -+#include <linux/completion.h> -+ -+#include <asm/cacheflush.h> -+ -+extern volatile int pen_release; -+ -+static DECLARE_COMPLETION(cpu_killed); -+ -+static inline void cpu_enter_lowpower(void) -+{ -+ unsigned int v; -+ -+ flush_cache_all(); -+ asm volatile( -+ " mcr p15, 0, %1, c7, c5, 0\n" -+ " mcr p15, 0, %1, c7, c10, 4\n" -+ /* -+ * Turn off coherency -+ */ -+ " mrc p15, 0, %0, c1, c0, 1\n" -+ " bic %0, %0, #0x20\n" -+ " mcr p15, 0, %0, c1, c0, 1\n" -+ " mrc p15, 0, %0, c1, c0, 0\n" -+ " bic %0, %0, #0x04\n" -+ " mcr p15, 0, %0, c1, c0, 0\n" -+ : "=&r" (v) -+ : "r" (0) -+ : "cc"); -+} -+ -+static inline void cpu_leave_lowpower(void) -+{ -+ unsigned int v; -+ -+ asm volatile( "mrc p15, 0, %0, c1, c0, 0\n" -+ " orr %0, %0, #0x04\n" -+ " mcr p15, 0, %0, c1, c0, 0\n" -+ " mrc p15, 0, %0, c1, c0, 1\n" -+ " orr %0, %0, #0x20\n" -+ " mcr p15, 0, %0, c1, c0, 1\n" -+ : "=&r" (v) -+ : -+ : "cc"); -+} -+ -+static inline void platform_do_lowpower(unsigned int cpu) -+{ -+ /* -+ * there is no power-control hardware on this platform, so all -+ * we can do is put the core into WFI; this is safe as the calling -+ * code will have already disabled interrupts -+ */ -+ for (;;) { -+ /* -+ * here's the WFI -+ */ -+ asm(".word 0xe320f003\n" -+ : -+ : -+ : "memory", "cc"); -+ -+ if (pen_release == cpu) { -+ /* -+ * OK, proper wakeup, we're done -+ */ -+ break; -+ } -+ -+ /* -+ * getting here, means that we have come out of WFI without -+ * having been woken up - this shouldn't happen -+ * -+ * The trouble is, letting people know about this is not really -+ * possible, since we are currently running incoherently, and -+ * therefore cannot safely call printk() or anything else -+ */ -+#ifdef DEBUG -+ printk("CPU%u: spurious wakeup call\n", cpu); -+#endif -+ } -+} -+ -+int platform_cpu_kill(unsigned int cpu) -+{ -+ return wait_for_completion_timeout(&cpu_killed, 5000); -+} -+ -+/* -+ * platform-specific code to shutdown a CPU -+ * -+ * Called with IRQs disabled -+ */ -+void platform_cpu_die(unsigned int cpu) -+{ -+#ifdef DEBUG -+ unsigned int this_cpu = hard_smp_processor_id(); -+ -+ if (cpu != this_cpu) { -+ printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n", -+ this_cpu, cpu); -+ BUG(); -+ } -+#endif -+ -+ printk(KERN_NOTICE "CPU%u: shutdown\n", cpu); -+ complete(&cpu_killed); -+ -+ /* -+ * we're ready for shutdown now, so do it -+ */ -+ cpu_enter_lowpower(); -+ platform_do_lowpower(cpu); -+ -+ /* -+ * bring this CPU back into the world of cache -+ * coherency, and then restore interrupts -+ */ -+ cpu_leave_lowpower(); -+} -+ -+int mach_cpu_disable(unsigned int cpu) -+{ -+ /* -+ * we don't allow CPU 0 to be shutdown (it is still too special -+ * e.g. clock tick interrupts) -+ */ -+ return cpu == 0 ? -EPERM : 0; -+} ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/board.h -@@ -0,0 +1,386 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/board.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASM_ARCH_BOARD_CNS3XXXH -+#define __ASM_ARCH_BOARD_CNS3XXXH -+ -+/* -+ * Cavium Networks CNS3XXX Linux Memory Map: -+ * -+ * Phy Size Virt Description -+ * ========================================================================= -+ * -+ * 0x00000000 0x10000000(max) PAGE_OFFSET Alien RAM (??) -+ * -+ * 0x78000000 0x00400000 0xFFF09000 UART0 -+ * -+ */ -+ -+/* -+ * Peripheral addresses -+ */ -+#define CNS3XXX_FLASH0_BASE 0x10000000 /* Flash/SRAM Memory Bank 0 */ -+#define CNS3XXX_FLASH0_SIZE SZ_128M -+ -+#define CNS3XXX_FLASH1_BASE 0x11000000 /* Flash/SRAM Memory Bank 1 */ -+#define CNS3XXX_FLASH1_SIZE SZ_16M -+#define CNS3XXX_FLASH2_BASE 0x12000000 /* Flash/SRAM Memory Bank 2 */ -+#define CNS3XXX_FLASH2_SIZE SZ_16M -+#define CNS3XXX_FLASH3_BASE 0x13000000 /* Flash/SRAM Memory Bank 3 */ -+#define CNS3XXX_FLASH3_SIZE SZ_16M -+ -+#define CNS3XXX_DDR2SDRAM_BASE 0x20000000 /* DDR2 SDRAM Memory */ -+ -+#define CNS3XXX_SPI_FLASH_BASE 0x60000000 /* SPI Serial Flash Memory */ -+ -+#define CNS3XXX_SWITCH_BASE 0x70000000 /* Switch and HNAT Control */ -+#define CNS3XXX_SWITCH_BASE_VIRT 0xFFF00000 -+ -+#define CNS3XXX_PPE_BASE 0x70001000 /* HANT */ -+#define CNS3XXX_PPE_BASE_VIRT 0xFFF50000 -+ -+#define CNS3XXX_EMBEDDED_SRAM_BASE 0x70002000 /* HANT Embedded SRAM */ -+#define CNS3XXX_EMBEDDED_SRAM_BASE_VIRT 0xFFF60000 -+ -+#define CNS3XXX_SSP_BASE 0x71000000 /* Synchronous Serial Port - SPI/PCM/I2C */ -+#define CNS3XXX_SSP_BASE_VIRT 0xFFF01000 -+ -+#define CNS3XXX_DMC_BASE 0x72000000 /* DMC Control (DDR2 SDRAM) */ -+#define CNS3XXX_DMC_BASE_VIRT 0xFFF02000 -+ -+#define CNS3XXX_SMC_BASE 0x73000000 /* SMC Control */ -+#define CNS3XXX_SMC_BASE_VIRT 0xFFF03000 -+ -+#define SMC_MEMC_STATUS_OFFSET 0x000 -+#define SMC_MEMIF_CFG_OFFSET 0x004 -+#define SMC_MEMC_CFG_SET_OFFSET 0x008 -+#define SMC_MEMC_CFG_CLR_OFFSET 0x00C -+#define SMC_DIRECT_CMD_OFFSET 0x010 -+#define SMC_SET_CYCLES_OFFSET 0x014 -+#define SMC_SET_OPMODE_OFFSET 0x018 -+#define SMC_REFRESH_PERIOD_0_OFFSET 0x020 -+#define SMC_REFRESH_PERIOD_1_OFFSET 0x024 -+#define SMC_SRAM_CYCLES0_0_OFFSET 0x100 -+#define SMC_NAND_CYCLES0_0_OFFSET 0x100 -+#define SMC_OPMODE0_0_OFFSET 0x104 -+#define SMC_SRAM_CYCLES0_1_OFFSET 0x120 -+#define SMC_NAND_CYCLES0_1_OFFSET 0x120 -+#define SMC_OPMODE0_1_OFFSET 0x124 -+#define SMC_USER_STATUS_OFFSET 0x200 -+#define SMC_USER_CONFIG_OFFSET 0x204 -+#define SMC_ECC_STATUS_OFFSET 0x300 -+#define SMC_ECC_MEMCFG_OFFSET 0x304 -+#define SMC_ECC_MEMCOMMAND1_OFFSET 0x308 -+#define SMC_ECC_MEMCOMMAND2_OFFSET 0x30C -+#define SMC_ECC_ADDR0_OFFSET 0x310 -+#define SMC_ECC_ADDR1_OFFSET 0x314 -+#define SMC_ECC_VALUE0_OFFSET 0x318 -+#define SMC_ECC_VALUE1_OFFSET 0x31C -+#define SMC_ECC_VALUE2_OFFSET 0x320 -+#define SMC_ECC_VALUE3_OFFSET 0x324 -+#define SMC_PERIPH_ID_0_OFFSET 0xFE0 -+#define SMC_PERIPH_ID_1_OFFSET 0xFE4 -+#define SMC_PERIPH_ID_2_OFFSET 0xFE8 -+#define SMC_PERIPH_ID_3_OFFSET 0xFEC -+#define SMC_PCELL_ID_0_OFFSET 0xFF0 -+#define SMC_PCELL_ID_1_OFFSET 0xFF4 -+#define SMC_PCELL_ID_2_OFFSET 0xFF8 -+#define SMC_PCELL_ID_3_OFFSET 0xFFC -+ -+#define CNS3XXX_GPIOA_BASE 0x74000000 /* GPIO port A */ -+#define CNS3XXX_GPIOA_BASE_VIRT 0xFFF04000 -+ -+#define CNS3XXX_GPIOB_BASE 0x74800000 /* GPIO port B */ -+#define CNS3XXX_GPIOB_BASE_VIRT 0xFFF05000 -+ -+#define CNS3XXX_RTC_BASE 0x75000000 /* Real Time Clock */ -+#define CNS3XXX_RTC_BASE_VIRT 0xFFF06000 -+ -+#define RTC_SEC_OFFSET 0x00 -+#define RTC_MIN_OFFSET 0x04 -+#define RTC_HOUR_OFFSET 0x08 -+#define RTC_DAY_OFFSET 0x0C -+#define RTC_SEC_ALM_OFFSET 0x10 -+#define RTC_MIN_ALM_OFFSET 0x14 -+#define RTC_HOUR_ALM_OFFSET 0x18 -+#define RTC_REC_OFFSET 0x1C -+#define RTC_CTRL_OFFSET 0x20 -+#define RTC_INTR_STS_OFFSET 0x34 -+ -+#define CNS3XXX_MISC_BASE 0x76000000 /* Misc Control */ -+#define CNS3XXX_MISC_BASE_VIRT 0xFFF07000 /* Misc Control */ -+ -+#define CNS3XXX_PM_BASE 0x77000000 /* Power Management Control */ -+#define CNS3XXX_PM_BASE_VIRT 0xFFF08000 -+ -+#define PM_CLK_GATE_OFFSET 0x00 -+#define PM_SOFT_RST_OFFSET 0x04 -+#define PM_HS_CFG_OFFSET 0x08 -+#define PM_CACTIVE_STA_OFFSET 0x0C -+#define PM_PWR_STA_OFFSET 0x10 -+#define PM_SYS_CLK_CTRL_OFFSET 0x14 -+#define PM_PLL_LCD_I2S_CTRL_OFFSET 0x18 -+#define PM_PLL_HM_PD_OFFSET 0x1C -+ -+#define CNS3XXX_UART0_BASE 0x78000000 /* UART 0 */ -+#define CNS3XXX_UART0_BASE_VIRT 0xFFF09000 -+ -+#define CNS3XXX_UART1_BASE 0x78400000 /* UART 1 */ -+#define CNS3XXX_UART1_BASE_VIRT 0xFFF0A000 -+ -+#define CNS3XXX_UART2_BASE 0x78800000 /* UART 2 */ -+#define CNS3XXX_UART2_BASE_VIRT 0xFFF0B000 -+ -+#define CNS3XXX_UART3_BASE 0x78C00000 /* UART 3 */ -+#define CNS3XXX_UART3_BASE_VIRT 0xFFF0C000 -+ -+#define CNS3XXX_DMAC_BASE 0x79000000 /* Generic DMA Control */ -+#define CNS3XXX_DMAC_BASE_VIRT 0xFFF0D000 -+ -+#define CNS3XXX_CORESIGHT_BASE 0x7A000000 /* CoreSight */ -+#define CNS3XXX_CORESIGHT_BASE_VIRT 0xFFF0E000 -+ -+#define CNS3XXX_CRYPTO_BASE 0x7B000000 /* Crypto */ -+#define CNS3XXX_CRYPTO_BASE_VIRT 0xFFF0F000 -+ -+#define CNS3XXX_I2S_BASE 0x7C000000 /* I2S */ -+#define CNS3XXX_I2S_BASE_VIRT 0xFFF10000 -+ -+#define CNS3XXX_TIMER1_2_3_BASE 0x7C800000 /* Timer */ -+#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFFF10800 -+ -+#define TIMER1_COUNTER_OFFSET 0x00 -+#define TIMER1_AUTO_RELOAD_OFFSET 0x04 -+#define TIMER1_MATCH_V1_OFFSET 0x08 -+#define TIMER1_MATCH_V2_OFFSET 0x0C -+ -+#define TIMER2_COUNTER_OFFSET 0x10 -+#define TIMER2_AUTO_RELOAD_OFFSET 0x14 -+#define TIMER2_MATCH_V1_OFFSET 0x18 -+#define TIMER2_MATCH_V2_OFFSET 0x1C -+ -+#define TIMER1_2_CONTROL_OFFSET 0x30 -+#define TIMER1_2_INTERRUPT_STATUS_OFFSET 0x34 -+#define TIMER1_2_INTERRUPT_MASK_OFFSET 0x38 -+ -+#define TIMER_FREERUN_OFFSET 0x40 -+#define TIMER_FREERUN_CONTROL_OFFSET 0x44 -+ -+#define CNS3XXX_HCIE_BASE 0x7D000000 /* HCIE Control */ -+#if 0 -+#define CNS3XXX_HCIE_BASE_VIRT 0xFFF11000 -+#else -+#define CNS3XXX_HCIE_BASE_VIRT 0xFFF30000 -+#endif -+ -+#define CNS3XXX_RAID_BASE 0x7E000000 /* RAID Control */ -+#define CNS3XXX_RAID_BASE_VIRT 0xFFF12000 -+ -+#define CNS3XXX_AXI_IXC_BASE 0x7F000000 /* AXI IXC */ -+#define CNS3XXX_AXI_IXC_BASE_VIRT 0xFFF13000 -+ -+#define CNS3XXX_CLCD_BASE 0x80000000 /* LCD Control */ -+#define CNS3XXX_CLCD_BASE_VIRT 0xFFF14000 -+ -+#define CNS3XXX_USBOTG_BASE 0x81000000 /* USB OTG Control */ -+#define CNS3XXX_USBOTG_BASE_VIRT 0xFFF15000 -+ -+#define CNS3XXX_USB_BASE 0x82000000 /* USB Host Control */ -+#define CNS3XXX_USB_BASE_VIRT 0xFFF16000 -+ -+#define CNS3XXX_SATA2_BASE 0x83000000 /* SATA */ -+#define CNS3XXX_SATA2_SIZE SZ_16M -+#define CNS3XXX_SATA2_BASE_VIRT 0xFFF17000 -+ -+#define CNS3XXX_CAMERA_BASE 0x84000000 /* Camera Interface */ -+#define CNS3XXX_CAMERA_BASE_VIRT 0xFFF18000 -+ -+#define CNS3XXX_SDIO_BASE 0x85000000 /* SDIO */ -+#define CNS3XXX_SDIO_BASE_VIRT 0xFFF19000 -+ -+#define CNS3XXX_I2S_TDM_BASE 0x86000000 /* I2S TDM */ -+#define CNS3XXX_I2S_TDM_BASE_VIRT 0xFFF1A000 -+ -+#define CNS3XXX_2DG_BASE 0x87000000 /* 2D Graphic Control */ -+#define CNS3XXX_2DG_BASE_VIRT 0xFFF1B000 -+ -+#define CNS3XXX_USB_OHCI_BASE 0x88000000 /* USB OHCI */ -+#define CNS3XXX_USB_OHCI_BASE_VIRT 0xFFF1C000 -+ -+#define CNS3XXX_L2C_BASE 0x92000000 /* L2 Cache Control */ -+#define CNS3XXX_L2C_BASE_VIRT 0xFFF27000 -+ -+#define CNS3XXX_PCIE0_MEM_BASE 0xA0000000 /* PCIe Port 0 IO/Memory Space */ -+#define CNS3XXX_PCIE0_MEM_BASE_VIRT 0xE0000000 -+ -+#define CNS3XXX_PCIE0_HOST_BASE 0xAB000000 /* PCIe Port 0 RC Base */ -+#define CNS3XXX_PCIE0_HOST_BASE_VIRT 0xE1000000 -+ -+#define CNS3XXX_PCIE0_IO_BASE 0xAC000000 /* PCIe Port 0 */ -+#define CNS3XXX_PCIE0_IO_BASE_VIRT 0xE2000000 -+ -+#define CNS3XXX_PCIE0_CFG0_BASE 0xAD000000 /* PCIe Port 0 CFG Type 0 */ -+#define CNS3XXX_PCIE0_CFG0_BASE_VIRT 0xE3000000 -+ -+#define CNS3XXX_PCIE0_CFG1_BASE 0xAE000000 /* PCIe Port 0 CFG Type 1 */ -+#define CNS3XXX_PCIE0_CFG1_BASE_VIRT 0xE4000000 -+ -+#define CNS3XXX_PCIE0_MSG_BASE 0xAF000000 /* PCIe Port 0 Message Space */ -+#define CNS3XXX_PCIE0_MSG_BASE_VIRT 0xE5000000 -+ -+#define CNS3XXX_PCIE1_MEM_BASE 0xB0000000 /* PCIe Port 1 IO/Memory Space */ -+#define CNS3XXX_PCIE1_MEM_BASE_VIRT 0xE8000000 -+ -+#define CNS3XXX_PCIE1_HOST_BASE 0xBB000000 /* PCIe Port 1 RC Base */ -+#define CNS3XXX_PCIE1_HOST_BASE_VIRT 0xE9000000 -+ -+#define CNS3XXX_PCIE1_IO_BASE 0xBC000000 /* PCIe Port 1 */ -+#define CNS3XXX_PCIE1_IO_BASE_VIRT 0xEA000000 -+ -+#define CNS3XXX_PCIE1_CFG0_BASE 0xBD000000 /* PCIe Port 1 CFG Type 0 */ -+#define CNS3XXX_PCIE1_CFG0_BASE_VIRT 0xEB000000 -+ -+#define CNS3XXX_PCIE1_CFG1_BASE 0xBE000000 /* PCIe Port 1 CFG Type 1 */ -+#define CNS3XXX_PCIE1_CFG1_BASE_VIRT 0xEC000000 -+ -+#define CNS3XXX_PCIE1_MSG_BASE 0xBF000000 /* PCIe Port 1 Message Space */ -+#define CNS3XXX_PCIE1_MSG_BASE_VIRT 0xED000000 -+ -+/* -+ * Testchip peripheral and fpga gic regions -+ */ -+//#define CNS3XXX_TC11MP_SCU_BASE 0x1F000000 /* IRQ, Test chip */ -+#define CNS3XXX_TC11MP_SCU_BASE 0x90000000 /* IRQ, Test chip */ -+#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFF000000 -+ -+//#define CNS3XXX_TC11MP_GIC_CPU_BASE 0x1F000100 /* Test chip interrupt controller CPU interface */ -+#define CNS3XXX_TC11MP_GIC_CPU_BASE 0x90000100 /* Test chip interrupt controller CPU interface */ -+#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT 0xFF000100 -+ -+//#define CNS3XXX_TC11MP_TWD_BASE 0x1F000600 -+#define CNS3XXX_TC11MP_TWD_BASE 0x90000600 -+#define CNS3XXX_TC11MP_TWD_BASE_VIRT 0xFF000600 -+ -+//#define CNS3XXX_TC11MP_GIC_DIST_BASE 0x1F001000 /* Test chip interrupt controller distributor */ -+#define CNS3XXX_TC11MP_GIC_DIST_BASE 0x90001000 /* Test chip interrupt controller distributor */ -+#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT 0xFF001000 -+ -+//#define CNS3XXX_TC11MP_L220_BASE 0x1F002000 /* L220 registers */ -+#define CNS3XXX_TC11MP_L220_BASE 0x92002000 /* L220 registers */ -+#define CNS3XXX_TC11MP_L220_BASE_VIRT 0xFF002000 -+ -+/* -+ * Irqs -+ */ -+#define IRQ_TC11MP_GIC_START 32 -+ -+/* -+ * ARM11 MPCore test chip interrupt sources (primary GIC on the test chip) -+ */ -+#define IRQ_CNS3XXX_PMU (IRQ_TC11MP_GIC_START + 0) -+#define IRQ_CNS3XXX_SDIO (IRQ_TC11MP_GIC_START + 1) -+#define IRQ_CNS3XXX_L2CC (IRQ_TC11MP_GIC_START + 2) -+#define IRQ_CNS3XXX_RTC (IRQ_TC11MP_GIC_START + 3) -+#define IRQ_CNS3XXX_I2S (IRQ_TC11MP_GIC_START + 4) -+#define IRQ_CNS3XXX_PCM (IRQ_TC11MP_GIC_START + 5) -+#define IRQ_CNS3XXX_SPI (IRQ_TC11MP_GIC_START + 6) -+#define IRQ_CNS3XXX_I2C (IRQ_TC11MP_GIC_START + 7) -+#define IRQ_CNS3XXX_CIM (IRQ_TC11MP_GIC_START + 8) -+#define IRQ_CNS3XXX_GPU (IRQ_TC11MP_GIC_START + 9) -+#define IRQ_CNS3XXX_LCD (IRQ_TC11MP_GIC_START + 10) -+#define IRQ_CNS3XXX_GPIOA (IRQ_TC11MP_GIC_START + 11) -+#define IRQ_CNS3XXX_GPIOB (IRQ_TC11MP_GIC_START + 12) -+#define IRQ_CNS3XXX_UART0 (IRQ_TC11MP_GIC_START + 13) -+#define IRQ_CNS3XXX_UART1 (IRQ_TC11MP_GIC_START + 14) -+#define IRQ_CNS3XXX_UART2 (IRQ_TC11MP_GIC_START + 15) -+#define IRQ_CNS3XXX_ARM11 (IRQ_TC11MP_GIC_START + 16) -+ -+#define IRQ_CNS3XXX_SW_STATUS (IRQ_TC11MP_GIC_START + 17) -+#define IRQ_CNS3XXX_SW_R0TXC (IRQ_TC11MP_GIC_START + 18) -+#define IRQ_CNS3XXX_SW_R0RXC (IRQ_TC11MP_GIC_START + 19) -+#define IRQ_CNS3XXX_SW_R0QE (IRQ_TC11MP_GIC_START + 20) -+#define IRQ_CNS3XXX_SW_R0QF (IRQ_TC11MP_GIC_START + 21) -+#define IRQ_CNS3XXX_SW_R1TXC (IRQ_TC11MP_GIC_START + 22) -+#define IRQ_CNS3XXX_SW_R1RXC (IRQ_TC11MP_GIC_START + 23) -+#define IRQ_CNS3XXX_SW_R1QE (IRQ_TC11MP_GIC_START + 24) -+#define IRQ_CNS3XXX_SW_R1QF (IRQ_TC11MP_GIC_START + 25) -+#define IRQ_CNS3XXX_SW_PPE (IRQ_TC11MP_GIC_START + 26) -+ -+#define IRQ_CNS3XXX_CRYPTO (IRQ_TC11MP_GIC_START + 27) -+#define IRQ_CNS3XXX_HCIE (IRQ_TC11MP_GIC_START + 28) -+#define IRQ_CNS3XXX_PCIE0_DEVICE (IRQ_TC11MP_GIC_START + 29) -+#define IRQ_CNS3XXX_PCIE1_DEVICE (IRQ_TC11MP_GIC_START + 30) -+#define IRQ_CNS3XXX_USB_OTG (IRQ_TC11MP_GIC_START + 31) -+#define IRQ_CNS3XXX_USB_EHCI (IRQ_TC11MP_GIC_START + 32) -+#define IRQ_CNS3XXX_SATA (IRQ_TC11MP_GIC_START + 33) -+#define IRQ_CNS3XXX_RAID (IRQ_TC11MP_GIC_START + 34) -+#define IRQ_CNS3XXX_SMC (IRQ_TC11MP_GIC_START + 35) -+ -+#define IRQ_CNS3XXX_DMAC_ABORT (IRQ_TC11MP_GIC_START + 36) -+#define IRQ_CNS3XXX_DMAC0 (IRQ_TC11MP_GIC_START + 37) -+#define IRQ_CNS3XXX_DMAC1 (IRQ_TC11MP_GIC_START + 38) -+#define IRQ_CNS3XXX_DMAC2 (IRQ_TC11MP_GIC_START + 39) -+#define IRQ_CNS3XXX_DMAC3 (IRQ_TC11MP_GIC_START + 40) -+#define IRQ_CNS3XXX_DMAC4 (IRQ_TC11MP_GIC_START + 41) -+#define IRQ_CNS3XXX_DMAC5 (IRQ_TC11MP_GIC_START + 42) -+#define IRQ_CNS3XXX_DMAC6 (IRQ_TC11MP_GIC_START + 43) -+#define IRQ_CNS3XXX_DMAC7 (IRQ_TC11MP_GIC_START + 44) -+#define IRQ_CNS3XXX_DMAC8 (IRQ_TC11MP_GIC_START + 45) -+#define IRQ_CNS3XXX_DMAC9 (IRQ_TC11MP_GIC_START + 46) -+#define IRQ_CNS3XXX_DMAC10 (IRQ_TC11MP_GIC_START + 47) -+#define IRQ_CNS3XXX_DMAC11 (IRQ_TC11MP_GIC_START + 48) -+#define IRQ_CNS3XXX_DMAC12 (IRQ_TC11MP_GIC_START + 49) -+#define IRQ_CNS3XXX_DMAC13 (IRQ_TC11MP_GIC_START + 50) -+#define IRQ_CNS3XXX_DMAC14 (IRQ_TC11MP_GIC_START + 51) -+#define IRQ_CNS3XXX_DMAC15 (IRQ_TC11MP_GIC_START + 52) -+#define IRQ_CNS3XXX_DMAC16 (IRQ_TC11MP_GIC_START + 53) -+#define IRQ_CNS3XXX_DMAC17 (IRQ_TC11MP_GIC_START + 54) -+ -+#define IRQ_CNS3XXX_PCIE0_RC (IRQ_TC11MP_GIC_START + 55) -+#define IRQ_CNS3XXX_PCIE1_RC (IRQ_TC11MP_GIC_START + 56) -+#define IRQ_CNS3XXX_TIMER0 (IRQ_TC11MP_GIC_START + 57) -+#define IRQ_CNS3XXX_TIMER1 (IRQ_TC11MP_GIC_START + 58) -+#define IRQ_CNS3XXX_USB_OHCI (IRQ_TC11MP_GIC_START + 59) -+#define IRQ_CNS3XXX_TIMER2 (IRQ_TC11MP_GIC_START + 60) -+#define IRQ_CNS3XXX_EXTERNAL_PIN0 (IRQ_TC11MP_GIC_START + 61) -+#define IRQ_CNS3XXX_EXTERNAL_PIN1 (IRQ_TC11MP_GIC_START + 62) -+#define IRQ_CNS3XXX_EXTERNAL_PIN2 (IRQ_TC11MP_GIC_START + 63) -+ -+#define NR_GIC_CNS3XXX 1 -+ -+/* -+ * Only define NR_IRQS if less than NR_IRQS_CNS3XXX -+ */ -+#define NR_IRQS_CNS3XXX (IRQ_TC11MP_GIC_START + 64) -+ -+#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_CNS3XXX) -+#undef NR_IRQS -+#define NR_IRQS NR_IRQS_CNS3XXX -+#endif -+ -+#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_CNS3XXX) -+#undef MAX_GIC_NR -+#define MAX_GIC_NR NR_GIC_CNS3XXX -+#endif -+ -+#endif /* __ASM_ARCH_BOARD_CNS3XXX_H */ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/camera.h -@@ -0,0 +1,97 @@ -+/* -+ camera.h - CNS3XXX camera driver header file -+ -+ Copyright (C) 2003, Intel Corporation -+ Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de> -+ -+ This program is free software; you can redistribute it and/or modify -+ it under the terms of the GNU General Public License as published by -+ the Free Software Foundation; either version 2 of the License, or -+ (at your option) any later version. -+ -+ This program is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ GNU General Public License for more details. -+ -+ You should have received a copy of the GNU General Public License -+ along with this program; if not, write to the Free Software -+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+*/ -+ -+#ifndef __ASM_ARCH_CAMERA_H_ -+#define __ASM_ARCH_CAMERA_H_ -+ -+#define CNS3XXX_CAMERA_MASTER 0x01 -+#define CNS3XXX_CAMERA_DATAWIDTH_4 0x02 -+#define CNS3XXX_CAMERA_DATAWIDTH_5 0x04 -+#define CNS3XXX_CAMERA_DATAWIDTH_8 0x08 -+#define CNS3XXX_CAMERA_DATAWIDTH_9 0x10 -+#define CNS3XXX_CAMERA_DATAWIDTH_10 0x20 -+#define CNS3XXX_CAMERA_PCLK_EN 0x40 -+#define CNS3XXX_CAMERA_MCLK_EN 0x80 -+#define CNS3XXX_CAMERA_PCP 0x100 -+#define CNS3XXX_CAMERA_HSP 0x200 -+#define CNS3XXX_CAMERA_VSP 0x400 -+ -+/* Camera Interface */ -+#define CIM_GLOBAL_REG 0x00 /* CIM control*/ -+#define CIM_TIMING_V_REG 0x04 /* Vertical capture range setting */ -+#define CIM_TIMING_H_REG 0x08 /* Horizontal capture range setting */ -+#define CIM_CCIR656_0_REG 0x0C /* CCIR656 detect and control setting*/ -+#define CIM_CCIR656_1_REG 0x10 /* CCIR656 self test setting */ -+#define CIM_SERIAL_SRC_REG 0x14 /* Serial pix capture module control settings */ -+#define CIM_INT_MASK_REG 0x28 /* CIM interrupt mask register. */ -+#define CIM_INT_STATUS_REG 0x2C /* CIM interrupt status register. */ -+#define CIM_INT_CLEAR_REG 0x30 /* CIM interrupt clear register. */ -+#define CIM_DATAPATH_CTL_REG 0x34 /* CIM data path options and control settings */ -+#define CIM_VIDEO_PORT_REG 0x100 /* CIM¡¦s video port */ -+#define CIM_CORRECTION_R_REG 0x200 /* Internal programmable table for R component. */ -+#define CIM_CORRECTION_G_REG 0x600 /* Internal programmable table for G component. */ -+#define CIM_CORRECTION_B_REG 0xA00 /* Internal programmable table for B component. */ -+ -+#define SRC_DATA_FMT_CCIR656 0x00 -+#define SRC_DATA_FMT_YCBCR_A 0x01 -+#define SRC_DATA_FMT_YCBCR_B 0x02 -+#define SRC_DATA_FMT_RGB565 0x03 -+#define SRC_DATA_FMT_RGB555 0x04 -+#define SRC_DATA_FMT_BAYER_82 0x05 -+#define SRC_DATA_FMT_BAYER_10 0x06 -+ -+#define DST_DATA_FMT_RGB888 0x00 -+#define DST_DATA_FMT_RGB565 0x01 -+#define DST_DATA_FMT_RGB1555 0x02 -+#define DST_DATA_FMT_RGB444 0x03 -+ -+#define CISR_LAST_LINE (1 << 0) /* Last line */ -+#define CISR_FIRST_LINE (1 << 1) /* First line */ -+#define CISR_LINE_END (1 << 2) /* Line end */ -+#define CISR_LINE_START (1 << 3) /* Line start */ -+#define CISR_FIELD_CHG (1 << 4) /* Field Change */ -+#define CISR_FIFO_OVERRUN (1 << 5) /* FIFO overrun */ -+ -+ -+#define CIMR_LAST_LINE_M (1 << 0) /* Last line mask*/ -+#define CIMR_FIRST_LINE_M (1 << 1) /* First line mask*/ -+#define CIMR_LINE_END_M (1 << 2) /* Line end mask*/ -+#define CIMR_LINE_START_M (1 << 3) /* Line start mask*/ -+#define CIMR_FIELD_CHG_M (1 << 4) /* Field Change mask*/ -+#define CIMR_FIFO_OVERRUN_M (1 << 5) /* FIFO overrun mask*/ -+ -+ -+struct cns3xxx_camera_platform_data { -+#if 0 -+ int (*init)(struct device *); -+ int (*power)(struct device *, int); -+ int (*reset)(struct device *, int); -+#endif -+ -+ unsigned long flags; -+ unsigned long mclk_10khz; -+ unsigned long lcd_base; -+ unsigned long misc_base; -+}; -+ -+//extern void cns3xxx_set_camera_info(struct pxacamera_platform_data *); -+ -+#endif /* __ASM_ARCH_CAMERA_H_ */ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/clkdev.h -@@ -0,0 +1,7 @@ -+#ifndef __ASM_MACH_CLKDEV_H -+#define __ASM_MACH_CLKDEV_H -+ -+#define __clk_get(clk) ({ 1; }) -+#define __clk_put(clk) do { } while (0) -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/debug-macro.S -@@ -0,0 +1,35 @@ -+/* arch/arm/mach-cns3xxx/include/mach/debug-macro.S -+ * -+ * Debugging macro include header -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 1994-1999 Russell King -+ * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+ .macro addruart,rx -+ mrc p15, 0, \rx, c1, c0 -+ tst \rx, #1 @ MMU enabled? -+ moveq \rx, #0x10000000 -+ movne \rx, #0xf0000000 @ virtual base -+ orr \rx, \rx, #0x00009000 -+ .endm -+ -+#include <asm/hardware/debug-pl01x.S> ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/dmac.h -@@ -0,0 +1,295 @@ -+/******************************************************************************* -+ * -+ * arch/arm/mach-cns3xxx/dmac.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#ifndef _CNS3XXX_DMAC_H_ -+#define _CNS3XXX_DMAC_H_ -+ -+#define MAX_DMA_CHANNELS 9 -+#define DMAC_PCM1_PERIPH_ID_0 4 -+#define DMAC_SPI_PERIPH_ID 8 -+#define DMAC_PCM_PERIPH_ID_0 9 -+#define CNS3XXX_DMAC_I2STX_PID 12 -+#define CNS3XXX_DMAC_I2SRX_PID 13 -+ -+/* APIs */ -+int __init dmac_init(void); -+extern int dmac_get_channel (int (*handler)(void*), void *handler_args); -+extern int dmac_get_channel_ex(int channel, int (*handler) (void *), void *handler_args); -+extern int dmac_release_channel(int chan); -+ -+extern int dmac_get_event (int chan, int ev); -+extern int dmac_release_event (int chan, int ev); -+ -+extern uint32_t dmac_create_ctrlval (int src_inc, int s_bpb, int s_dt, int dst_inc, int d_bpb, int d_dt, int swap); -+/* enum - reg ? 0 => PL330_FTC, 1 => PL330_CS, 2 => PL330_CPC, 3 => PL330_SA, -+ * 4 => PL330_DA, 5=>PL330_CC, 6 => PL330_LC0, 7 => PL330_LC1 -+ */ -+typedef enum { PL330_FTC =0, -+ PL330_CS, -+ PL330_CPC, -+ PL330_SA, -+ PL330_DA, -+ PL330_CC, -+ PL330_LC0, -+ PL330_LC1 -+} chregs_t; -+ -+extern uint32_t DMAC_READ_CHREGS (int chan, chregs_t reg); -+ -+/* Instruction Set */ -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAEND -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 0 0 0 -+ * Example: -+ * DMAEND -+ * 00 -+ ******************************************************************************/ -+int DMAC_DMAEND(int ch_num); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAFLUSHP -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * <periph[4:0] > 0 0 0 0 0 1 1 0 1 0 1 -+ * Example: -+ * DMAFLUSHP P0 -+ * 35 00 -+ ******************************************************************************/ -+#define DMAFLUSHP_INSTR_SIZE 2 -+int DMAC_DMAFLUSHP(int ch_num, int periph); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAGO -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 <cn[2:0]> 1 0 1 0 0 0 ns 0 -+ * -+ * | 47 16 | -+ * < imm[31:0] > -+ * Example: -+ * DMAGO C0, 0x40000000 -+ * A0 00 00 00 00 40 -+ ******************************************************************************/ -+int DMAC_DMAGO(int ch_num); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALD -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 1 bs x -+ * Example: -+ * DMALD -+ * 04 -+ ******************************************************************************/ -+#define DMALD_INSTR_SIZE 1 -+#define DMALDB_INSTR_SIZE 1 -+#define DMALDS_INSTR_SIZE 1 -+int DMAC_DMALD(int ch_num); -+ -+int DMAC_DMALDB(int ch_num); -+ -+int DMAC_DMALDS(int ch_num); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALP -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < iter[7:0] > 0 0 1 0 0 0 lc 0 -+ * Example: -+ * DMALP 8 -+ * 20 07 -+ ******************************************************************************/ -+#define DMALP_INSTR_SIZE 2 -+int DMAC_DMALP(int ch_num, int loop_reg_idx, int iter); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALPEND -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < backwards_jump[7:0] > 0 0 1 nf 1 lc bs x -+ * Example: -+ * DMALPEND -+ * 38 04 -+ ******************************************************************************/ -+#define DMALPEND_INSTR_SIZE 2 -+int DMAC_DMALPEND(int ch_num, int loop_reg_idx, int jump, int lpfe); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAMOV -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 <rd[2:0]> 1 0 1 1 1 1 0 0 -+ * -+ * | 47 16 | -+ * < imm[31:0] > -+ * -+ * # CCR Description -+ * # [30:28] Endian swap size -+ * # [27:25] AWCACHE[3,1:0] value -+ * # [24:22] AWPROT value -+ * # [21:18] AWLEN value -+ * # [17:15] AWSIZE value -+ * # [14] AWBURST[0] value -+ * 0 - FIXED / 1 - INCR -+ * # [13:11] ARCACHE[2:0] value -+ * # [10:8] ARPROT value -+ * # [7:4] ARLEN value -+ * # [3:1] ARSIZE value -+ * # [0] ARBURST[0] value -+ * 0 - FIXED / 1 - INCR -+ * Example: -+ * DMAMOV CCR, SB1 SS32 DB1 DS32 -+ * BC 01 05 40 01 00 -+ ******************************************************************************/ -+ -+#define DMAMOV_INSTR_SIZE 6 -+/* ccr_sar_dar: 0 for SAR, 1, for CCR, 2 for DAR */ -+typedef enum { SAR = 0, CCR = 1, DAR = 2 } dmamov_arg_t; -+int DMAC_DMAMOV(int ch_num, dmamov_arg_t ccr_sar_dar, uint32_t value); -+ -+#define DMAWMB_INSTR_SIZE 1 -+int DMAC_DMAWMB (int ch_num); -+ -+#define DMANOP_INSTR_SIZE 1 -+int DMAC_DMANOP (int ch_num); -+/****************************************************************************** -+ * -+ * Instruction: DMAST -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 1 0 bs x -+ * Example: -+ * DMAST -+ * 08 -+ ******************************************************************************/ -+#define DMAST_INSTR_SIZE 1 /* 1 Byte */ -+int DMAC_DMAST(int ch_num); -+ -+#define DMASTB_INSTR_SIZE 1 /* 1 Byte */ -+int DMAC_DMASTB(int ch_num); -+ -+#define DMASTS_INSTR_SIZE 1 /* 1 Byte */ -+int DMAC_DMASTS(int ch_num); -+ -+/****************************************************************************** -+ * -+ * Instruction: DMASTZ -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 1 1 0 0 -+ * Example: -+ * DMASTZ -+ * 08 -+ ******************************************************************************/ -+/* Not done */ -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAWFE -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * <event_num[4:0]> 0 i 0 0 0 1 1 0 1 1 0 -+ * Example: -+ * DMAWFE E0 -+ * 36 00 -+ ******************************************************************************/ -+int DMAC_WFE(int ch_num, int event); -+#define DMAWFE_INSTR_SIZE 2 -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAWFP -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < periph[4:0] > 0 0 0 0 0 1 1 0 0 bs p -+ * Example: -+ * DMAWFP P0, periph -+ * 31 00 -+ ******************************************************************************/ -+typedef enum { SINGLE = 0, BURST = 1, PERIPHERAL = 2} dmawfp_burst_type; -+int DMAC_DMAWFP(int ch_num, int periph_id,dmawfp_burst_type b); -+#define DMAWFP_INSTR_SIZE 2 -+ -+/****************************************************************************** -+ * -+ * Instruction: DMAKILL -+ * Description: -+ * | 7 6 5 4 | 3 2 1 0 | -+ * 0 0 0 0 0 0 0 1 -+ * Example: -+ * DMAKILL -+ * 01 -+ ******************************************************************************/ -+ -+/****************************************************************************** -+ * -+ * Instruction: DMASEV -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * <event_num[4:0]> 0 i 0 0 0 1 1 0 1 0 0 -+ * Example: -+ * DMASEV E0 -+ * 34 00 -+ ******************************************************************************/ -+int DMAC_DMASEV(int ch_num, int event_num); -+#define DMASEV_INSTR_SIZE 2 -+ -+/****************************************************************************** -+ * -+ * Instruction: DMALDP<S|B> -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < periph[4:0] > 0 0 0 0 0 1 0 0 1 bs 1 -+ * Example: -+ * DMALDPS P0 -+ * 25 00 -+ ******************************************************************************/ -+int DMAC_DMALDP(int ch_num, int periph_id, int burst); -+#define DMALDP_INSTR_SIZE 2 -+ -+/****************************************************************************** -+ * -+ * Instruction: DMASTP<S|B> -+ * Description: -+ * | 15 14 13 12 | 11 10 9 8 | 7 6 5 4 | 3 2 1 0 | -+ * < periph[4:0] > 0 0 0 0 0 1 0 1 0 bs 1 -+ * Example: -+ * DMASTPS P0 -+ * 29 00 -+ ******************************************************************************/ -+int DMAC_DMASTP(int ch_num, int periph_id, int burst); -+#define DMASTP_INSTR_SIZE 2 -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/entry-macro.S -@@ -0,0 +1,105 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/entry-macro.S -+ * -+ * Low-level IRQ helper macros for Cavium Networks platforms -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+#include <mach/hardware.h> -+#include <asm/hardware/gic.h> -+ -+ .macro disable_fiq -+ .endm -+ -+ .macro get_irqnr_preamble, base, tmp -+ ldr \base, =gic_cpu_base_addr -+ ldr \base, [\base] -+ .endm -+ -+ .macro arch_ret_to_user, tmp1, tmp2 -+ .endm -+ -+ /* -+ * The interrupt numbering scheme is defined in the -+ * interrupt controller spec. To wit: -+ * -+ * Interrupts 0-15 are IPI -+ * 16-28 are reserved -+ * 29-31 are local. We allow 30 to be used for the watchdog. -+ * 32-1020 are global -+ * 1021-1022 are reserved -+ * 1023 is "spurious" (no interrupt) -+ * -+ * For now, we ignore all local interrupts so only return an interrupt if it's -+ * between 30 and 1020. The test_for_ipi routine below will pick up on IPIs. -+ * -+ * A simple read from the controller will tell us the number of the highest -+ * priority enabled interrupt. We then just need to check whether it is in the -+ * valid range for an IRQ (30-1020 inclusive). -+ */ -+ -+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp -+ -+ ldr \irqstat, [\base, #GIC_CPU_INTACK] /* bits 12-10 = src CPU, 9-0 = int # */ -+ -+ ldr \tmp, =1021 -+ -+ bic \irqnr, \irqstat, #0x1c00 -+ -+ cmp \irqnr, #29 -+ cmpcc \irqnr, \irqnr -+ cmpne \irqnr, \tmp -+ cmpcs \irqnr, \irqnr -+ -+ .endm -+ -+ /* We assume that irqstat (the raw value of the IRQ acknowledge -+ * register) is preserved from the macro above. -+ * If there is an IPI, we immediately signal end of interrupt on the -+ * controller, since this requires the original irqstat value which -+ * we won't easily be able to recreate later. -+ */ -+ -+ .macro test_for_ipi, irqnr, irqstat, base, tmp -+ bic \irqnr, \irqstat, #0x1c00 -+ cmp \irqnr, #16 -+ strcc \irqstat, [\base, #GIC_CPU_EOI] -+ cmpcs \irqnr, \irqnr -+ .endm -+ -+ /* As above, this assumes that irqstat and base are preserved.. */ -+ -+ .macro test_for_ltirq, irqnr, irqstat, base, tmp -+ bic \irqnr, \irqstat, #0x1c00 -+ mov \tmp, #0 -+ cmp \irqnr, #29 -+ moveq \tmp, #1 -+ streq \irqstat, [\base, #GIC_CPU_EOI] -+ cmp \tmp, #0 -+ .endm -+ -+ .macro test_for_cache_ipi, irqnr, irqstat, base, tmp -+ bic \irqnr, \irqstat, #0x1c00 -+ mov \tmp, #0 -+ cmp \irqnr, #1 -+ moveq \tmp, #1 -+ streq \irqstat, [\base, #GIC_CPU_EOI] -+ cmp \tmp, #0 -+ .endm ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/gpio.h -@@ -0,0 +1,94 @@ -+/* -+ * arch/arm/mach-ixp4xx/include/mach/gpio.h -+ * -+ * IXP4XX GPIO wrappers for arch-neutral GPIO calls -+ * -+ * Written by Milan Svoboda <msvoboda@ra.rockwell.com> -+ * Based on PXA implementation by Philipp Zabel <philipp.zabel@gmail.com> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -+ * -+ */ -+ -+#ifndef __ASM_ARCH_IXP4XX_GPIO_H -+#define __ASM_ARCH_IXP4XX_GPIO_H -+ -+#include <linux/kernel.h> -+#include <mach/hardware.h> -+#include <asm-generic/gpio.h> /* cansleep wrappers */ -+ -+#define NR_BUILTIN_GPIO 64 -+ -+#define CNS3XXX_GPIO_IN 0x0 -+#define CNS3XXX_GPIO_OUT 0x1 -+ -+#define CNS3XXX_GPIO_LO 0 -+#define CNS3XXX_GPIO_HI 1 -+ -+#define CNS3XXX_GPIO_OUTPUT 0x00 -+#define CNS3XXX_GPIO_INPUT 0x04 -+#define CNS3XXX_GPIO_DIR 0x08 -+#define CNS3XXX_GPIO_SET 0x10 -+#define CNS3XXX_GPIO_CLEAR 0x14 -+ -+static inline void gpio_line_get(u8 line, int *value) -+{ -+ if (line < 32) -+ *value = ((__raw_readl(CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_INPUT) >> line) & 0x1); -+ else -+ *value = ((__raw_readl(CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_INPUT) >> (line - 32)) & 0x1); -+} -+ -+static inline void gpio_line_set(u8 line, int value) -+{ -+ if (line < 32) { -+ if (value) -+ __raw_writel((1 << line), CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_SET); -+ else -+ __raw_writel((1 << line), CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_CLEAR); -+ } else { -+ if (value) -+ __raw_writel((1 << line), CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_SET); -+ else -+ __raw_writel((1 << line), CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_CLEAR); -+ } -+} -+ -+static inline int gpio_get_value(unsigned gpio) -+{ -+ if (gpio < NR_BUILTIN_GPIO) -+ { -+ int value; -+ gpio_line_get(gpio, &value); -+ return value; -+ } -+ else -+ return __gpio_get_value(gpio); -+} -+ -+static inline void gpio_set_value(unsigned gpio, int value) -+{ -+ if (gpio < NR_BUILTIN_GPIO) -+ gpio_line_set(gpio, value); -+ else -+ __gpio_set_value(gpio, value); -+} -+ -+#define gpio_cansleep __gpio_cansleep -+ -+extern int gpio_to_irq(int gpio); -+extern int irq_to_gpio(int gpio); -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/hardware.h -@@ -0,0 +1,40 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/hardware.h -+ * -+ * This file contains the hardware definitions of the Cavium Networks boards. -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited. -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASM_ARCH_HARDWARE_H -+#define __ASM_ARCH_HARDWARE_H -+ -+/* macro to get at IO space when running virtually */ -+#define PCIBIOS_MIN_IO 0x00000000 -+#define PCIBIOS_MIN_MEM 0x00000000 -+ -+#define pcibios_assign_all_busses() 0 -+ -+#include "board.h" -+ -+#include "platform.h" -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/io.h -@@ -0,0 +1,41 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/io.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+#ifndef __ASM_ARM_ARCH_IO_H -+#define __ASM_ARM_ARCH_IO_H -+ -+#include "board.h" -+ -+#define IO_SPACE_LIMIT 0xffffffff -+ -+#if 1 -+static inline void __iomem *__io(unsigned long addr) -+{ -+ return (void __iomem *)((addr - CNS3XXX_PCIE0_IO_BASE) -+ + CNS3XXX_PCIE0_IO_BASE_VIRT); -+} -+#endif -+#define __io(a) __io(a) -+#define __mem_pci(a) (a) -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/irqs.h -@@ -0,0 +1,45 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/irqs.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * Copyright (C) 2000 Deep Blue Solutions Ltd. -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASM_ARCH_IRQS_H -+#define __ASM_ARCH_IRQS_H -+ -+#include <mach/board.h> -+ -+#define IRQ_LOCALTIMER 29 -+#define IRQ_LOCALWDOG 30 -+ -+#define IRQ_GIC_START 32 -+#define IRQ_CLCD 44 -+ -+#ifdef CONFIG_CNS_RAID -+#define IRQ_CNS_RAID (43) -+#endif /* CONFIG_CNS_RAID */ -+ -+#ifndef NR_IRQS -+#error "NR_IRQS not defined by the board-specific files" -+#endif -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/lm.h -@@ -0,0 +1,32 @@ -+#include <linux/version.h> -+ -+struct lm_device { -+ struct device dev; -+ struct resource resource; -+ unsigned int irq; -+ unsigned int id; -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ void *lm_drvdata; -+#endif -+}; -+ -+struct lm_driver { -+ struct device_driver drv; -+ int (*probe)(struct lm_device *); -+ void (*remove)(struct lm_device *); -+ int (*suspend)(struct lm_device *, pm_message_t); -+ int (*resume)(struct lm_device *); -+}; -+ -+int lm_driver_register(struct lm_driver *drv); -+void lm_driver_unregister(struct lm_driver *drv); -+ -+int lm_device_register(struct lm_device *dev); -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+# define lm_get_drvdata(lm) ((lm)->lm_drvdata) -+# define lm_set_drvdata(lm,d) do { (lm)->lm_drvdata = (d); } while (0) -+#else -+# define lm_get_drvdata(lm) dev_get_drvdata(&(lm)->dev) -+# define lm_set_drvdata(lm,d) dev_set_drvdata(&(lm)->dev, d) -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/memory.h -@@ -0,0 +1,43 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/memory.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASM_ARCH_MEMORY_H -+#define __ASM_ARCH_MEMORY_H -+ -+/* -+ * Physical DRAM offset. -+ */ -+#define PHYS_OFFSET UL(0x00000000) -+ -+/* -+ * Virtual view <-> DMA view memory address translations -+ * virt_to_bus: Used to translate the virtual address to an -+ * address suitable to be passed to set_dma_addr -+ * bus_to_virt: Used to convert an address for DMA operations -+ * to an address that the kernel can use. -+ */ -+#define __virt_to_bus(x) ((x) - PAGE_OFFSET) -+#define __bus_to_virt(x) ((x) + PAGE_OFFSET) -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/misc.h -@@ -0,0 +1,670 @@ -+/****************************************************************************** -+ * MODULE NAME: star_misc.h -+ * PROJECT CODE: Vega -+ * DESCRIPTION: -+ * MAINTAINER: Jacky Hou -+ * DATE: 9 February 2009 -+ * -+ * SOURCE CONTROL: -+ * -+ * LICENSE: -+ * This source code is copyright (c) 2008-2009 Cavium Networks Inc. -+ * All rights reserved. -+ * -+ * REVISION HISTORY: -+ * -+ * -+ * SOURCE: -+ * ISSUES: -+ * NOTES TO USERS: -+ ******************************************************************************/ -+ -+#ifndef _CNS3XXX_MISC_H_ -+#define _CNS3XXX_MISC_H_ -+#include <mach/board.h> -+#define MISC_MEM_MAP_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_MISC_BASE_VIRT + offset))) -+ -+ -+/* -+ * define access macros -+ */ -+#define MISC_MEMORY_REMAP_REG MISC_MEM_MAP_VALUE(0x00) -+#define MISC_CHIP_CONFIG_REG MISC_MEM_MAP_VALUE(0x04) -+#define MISC_DEBUG_PROBE_DATA_REG MISC_MEM_MAP_VALUE(0x08) -+#define MISC_DEBUG_PROBE_SELECTION_REG MISC_MEM_MAP_VALUE(0x0C) -+#define MISC_IO_PIN_FUNC_SELECTION_REG MISC_MEM_MAP_VALUE(0x10) -+#define MISC_GPIOA_PIN_ENABLE_REG MISC_MEM_MAP_VALUE(0x14) -+#define MISC_GPIOB_PIN_ENABLE_REG MISC_MEM_MAP_VALUE(0x18) -+#define MISC_IO_PAD_DRIVE_STRENGTH_CTRL_A MISC_MEM_MAP_VALUE(0x1C) -+#define MISC_IO_PAD_DRIVE_STRENGTH_CTRL_B MISC_MEM_MAP_VALUE(0x20) -+#define MISC_GPIOA_15_0_PULL_CTRL_REG MISC_MEM_MAP_VALUE(0x24) -+#define MISC_GPIOA_16_31_PULL_CTRL_REG MISC_MEM_MAP_VALUE(0x28) -+#define MISC_GPIOB_15_0_PULL_CTRL_REG MISC_MEM_MAP_VALUE(0x2C) -+#define MISC_GPIOB_16_31_PULL_CTRL_REG MISC_MEM_MAP_VALUE(0x30) -+#define MISC_IO_PULL_CTRL_REG MISC_MEM_MAP_VALUE(0x34) -+#define MISC_E_FUSE_31_0_REG MISC_MEM_MAP_VALUE(0x40) -+#define MISC_E_FUSE_63_32_REG MISC_MEM_MAP_VALUE(0x44) -+#define MISC_E_FUSE_95_64_REG MISC_MEM_MAP_VALUE(0x48) -+#define MISC_E_FUSE_127_96_REG MISC_MEM_MAP_VALUE(0x4C) -+#define MISC_SOFTWARE_TEST_1_REG MISC_MEM_MAP_VALUE(0x50) -+#define MISC_SOFTWARE_TEST_2_REG MISC_MEM_MAP_VALUE(0x54) -+ -+ -+ -+// USB MISC -+#define MISC_USB_CFG_REG MISC_MEM_MAP_VALUE(0x800) -+#define MISC_USB_STS_REG MISC_MEM_MAP_VALUE(0x804) -+#define MISC_USBPHY00_CFG_REG MISC_MEM_MAP_VALUE(0x808) -+#define MISC_USBPHY01_CFG_REG MISC_MEM_MAP_VALUE(0x80c) -+#define MISC_USBPHY10_CFG_REG MISC_MEM_MAP_VALUE(0x810) -+#define MISC_USBPHY11_CFG_REG MISC_MEM_MAP_VALUE(0x814) -+ -+#define MISC_PCIEPHY_CMCTL0_REG MISC_MEM_MAP_VALUE(0x900) -+#define MISC_PCIEPHY_CMCTL1_REG MISC_MEM_MAP_VALUE(0x904) -+ -+#define MISC_PCIEPHY0_CTL_REG MISC_MEM_MAP_VALUE(0x940) -+#define MISC_PCIE0_AXIS_AWMISC_REG MISC_MEM_MAP_VALUE(0x944) -+#define MISC_PCIE0_AXIS_ARMISC_REG MISC_MEM_MAP_VALUE(0x948) -+#define MISC_PCIE0_AXIS_RMISC_REG MISC_MEM_MAP_VALUE(0x94C) -+#define MISC_PCIE0_AXIS_BMISC_REG MISC_MEM_MAP_VALUE(0x950) -+#define MISC_PCIE0_AXIM_RMISC_REG MISC_MEM_MAP_VALUE(0x954) -+#define MISC_PCIE0_AXIM_BMISC_REG MISC_MEM_MAP_VALUE(0x958) -+#define MISC_PCIE0_CTRL_REG MISC_MEM_MAP_VALUE(0x95C) -+#define MISC_PCIE0_PM_DEBUG_REG MISC_MEM_MAP_VALUE(0x960) -+#define MISC_PCIE0_RFC_DEBUG_REG MISC_MEM_MAP_VALUE(0x964) -+#define MISC_PCIE0_CXPL_DEBUGL_REG MISC_MEM_MAP_VALUE(0x968) -+#define MISC_PCIE0_CXPL_DEBUGH_REG MISC_MEM_MAP_VALUE(0x96C) -+#define MISC_PCIE0_DIAG_DEBUGH_REG MISC_MEM_MAP_VALUE(0x970) -+#define MISC_PCIE0_W1CLR_REG MISC_MEM_MAP_VALUE(0x974) -+#define MISC_PCIE0_INT_MASK_REG MISC_MEM_MAP_VALUE(0x978) -+#define MISC_PCIE0_INT_STATUS_REG MISC_MEM_MAP_VALUE(0x97C) -+ -+#define MISC_PCIEPHY1_CTL_REG MISC_MEM_MAP_VALUE(0xa40) -+#define MISC_PCIE1_AXIS_AWMISC_REG MISC_MEM_MAP_VALUE(0xa44) -+#define MISC_PCIE1_AXIS_ARMISC_REG MISC_MEM_MAP_VALUE(0xa48) -+#define MISC_PCIE1_AXIS_RMISC_REG MISC_MEM_MAP_VALUE(0xa4C) -+#define MISC_PCIE1_AXIS_BMISC_REG MISC_MEM_MAP_VALUE(0xa50) -+#define MISC_PCIE1_AXIM_RMISC_REG MISC_MEM_MAP_VALUE(0xa54) -+#define MISC_PCIE1_AXIM_BMISC_REG MISC_MEM_MAP_VALUE(0xa58) -+#define MISC_PCIE1_CTRL_REG MISC_MEM_MAP_VALUE(0xa5C) -+#define MISC_PCIE1_PM_DEBUG_REG MISC_MEM_MAP_VALUE(0xa60) -+#define MISC_PCIE1_RFC_DEBUG_REG MISC_MEM_MAP_VALUE(0xa64) -+#define MISC_PCIE1_CXPL_DEBUGL_REG MISC_MEM_MAP_VALUE(0xa68) -+#define MISC_PCIE1_CXPL_DEBUGH_REG MISC_MEM_MAP_VALUE(0xa6C) -+#define MISC_PCIE1_DIAG_DEBUGH_REG MISC_MEM_MAP_VALUE(0xa70) -+#define MISC_PCIE1_W1CLR_REG MISC_MEM_MAP_VALUE(0xa74) -+#define MISC_PCIE1_INT_MASK_REG MISC_MEM_MAP_VALUE(0xa78) -+#define MISC_PCIE1_INT_STATUS_REG MISC_MEM_MAP_VALUE(0xa7C) -+ -+ -+ -+ -+ -+ -+/* -+ * define constants macros -+ */ -+#define MISC_PARALLEL_FLASH_BOOT (0x0) -+#define MISC_SPI_SERIAL_FLASH_BOOT (0x1) -+#define MISC_NAND_FLASH_BOOT (0x2) -+ -+#define MISC_ALIGN_LITTLE_ENDIAN (0x0) -+#define MISC_UNALIGN_LITTLE_ENDIAN (0x2) -+#define MISC_UNALIGN_BIG_ENDIAN (0x3) -+ -+#define MISC_CPU_CLOCK_333_MHZ (0) -+#define MISC_CPU_CLOCK_366_MHZ (1) -+#define MISC_CPU_CLOCK_400_MHZ (2) -+#define MISC_CPU_CLOCK_433_MHZ (3) -+#define MISC_CPU_CLOCK_466_MHZ (4) -+#define MISC_CPU_CLOCK_500_MHZ (5) -+#define MISC_CPU_CLOCK_533_MHZ (6) -+#define MISC_CPU_CLOCK_566_MHZ (7) -+#define MISC_CPU_CLOCK_600_MHZ (8) -+#define MISC_CPU_CLOCK_633_MHZ (9) -+#define MISC_CPU_CLOCK_666_MHZ (10) -+#define MISC_CPU_CLOCK_700_MHZ (11) -+ -+/* -+ * Macro-defines for shared pins with GPIO_A -+ */ -+#if 0 -+#define MISC_LCD_PWR_PIN ((0x1 << 0)) -+#define MISC_CIM_OE_PIN ((0x1 << 1)) -+ -+#define MISC_SMC_PINS ((0x1 << 2) | (0x1 << 3) | (0x1 << 4) | (0x1 << 5)| (0x1 << 6)) -+#define MISC_SMC_CS3_PIN ((0x1 << 2)) -+#define MISC_SMC_CS2_PIN ((0x1 << 3)) -+#define MISC_SMC_CLK_PIN ((0x1 << 4)) -+#define MISC_SMC_ADV_PIN ((0x1 << 5)) -+#define MISC_SMC_CRE_PIN ((0x1 << 6)) -+ -+ -+#define MISC_NFI_PINS ((0x1 << 7) | (0x1 << 8) | (0x1 << 9) | (0x1 << 10)| (0x1 << 11)) -+#define MISC_NFI_BUSY_PIN ((0x1 << 7)) -+#define MISC_NFI_CS3_PIN ((0x1 << 8)) -+#define MISC_NFI_CS2_PIN ((0x1 << 9)) -+#define MISC_NFI_CE1_PIN ((0x1 << 10)) -+#define MISC_NFI_CE0_PIN ((0x1 << 11)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 12)) -+#define MISC_EXT_INT1_PIN ((0x1 << 13)) -+#define MISC_EXT_INT0_PIN ((0x1 << 14)) -+ -+ -+#define MISC_UART0_PINS ((0x1 << 15) | (0x1 << 16) | (0x1 << 17) | (0x1 << 18)) -+#define MISC_UART0_RTS_PIN ((0x1 << 15)) -+#define MISC_UART0_CTS_PIN ((0x1 << 16)) -+#define MISC_UART0_TXD_PIN ((0x1 << 17)) -+#define MISC_UART0_RXD_PIN ((0x1 << 18)) -+ -+#define MISC_UART1_PINS ((0x1 << 19) | (0x1 << 20) | (0x1 << 21) | (0x1 << 22)) -+#define MISC_UART1_RTS_PIN ((0x1 << 19)) -+#define MISC_UART1_CTS_PIN ((0x1 << 20)) -+#define MISC_UART1_RXD_PIN ((0x1 << 21)) -+#define MISC_UART1_TXD_PIN ((0x1 << 22)) -+ -+#define MISC_UART2_PINS ((0x1 << 23) | (0x1 << 24)) -+#define MISC_UART2_RXD_PIN ((0x1 << 23)) -+#define MISC_UART2_TXD_PIN ((0x1 << 24)) -+ -+#define MISC_PCM_PINS ((0x1 << 25) | (0x1 << 26) | (0x1 << 27) | (0x1 << 28)) -+#define MISC_PCM_CLK_PIN ((0x1 << 25)) -+#define MISC_PCM_FS_PIN ((0x1 << 26)) -+#define MISC_PCM_DT_PIN ((0x1 << 27)) -+#define MISC_PCM_DR_PIN ((0x1 << 28)) -+ -+#define MISC_SPI_CS1_PIN ((0x1 << 29)) -+#define MISC_SPI_CS0_PIN ((0x1 << 30)) -+#define MISC_SPI_CLK_PIN ((0x1 << 31)) -+#else -+#define MISC_SD_PWR_ON_PIN ((0x1 << 2)) -+#define MISC_OTG_DRVVBUS_PIN ((0x1 << 3)) -+#define MISC_CIM_OE_PIN ((0x1 << 8)) -+#define MISC_LCD_PWR_PIN ((0x1 << 9)) -+#define MISC_SMC_CS3_PIN ((0x1 << 10)) -+#define MISC_SMC_CS2_PIN ((0x1 << 11)) -+#define MISC_SMC_CLK_PIN ((0x1 << 12)) -+#define MISC_SMC_ADV_PIN ((0x1 << 13)) -+#define MISC_SMC_CRE_PIN ((0x1 << 14)) -+#define MISC_SMC_ADDR_26_PIN ((0x1 << 15)) -+ -+#define MISC_SD_nCD_PIN ((0x1 << 16)) -+#define MISC_SD_nWP_PIN ((0x1 << 17)) -+#define MISC_SD_CLK_PIN ((0x1 << 18)) -+#define MISC_SD_CMD_PIN ((0x1 << 19)) -+#define MISC_SD_DT7_PIN ((0x1 << 20)) -+#define MISC_SD_DT6_PIN ((0x1 << 21)) -+#define MISC_SD_DT5_PIN ((0x1 << 22)) -+#define MISC_SD_DT4_PIN ((0x1 << 23)) -+#define MISC_SD_DT3_PIN ((0x1 << 24)) -+#define MISC_SD_DT2_PIN ((0x1 << 25)) -+#define MISC_SD_DT1_PIN ((0x1 << 26)) -+#define MISC_SD_DT0_PIN ((0x1 << 27)) -+#define MISC_SD_LED_PIN ((0x1 << 28)) -+ -+#define MISC_UR_RXD1_PIN ((0x1 << 29)) -+#define MISC_UR_TXD1_PIN ((0x1 << 30)) -+#define MISC_UR_RTS2_PIN ((0x1 << 31)) -+ -+#endif -+ -+ -+/* -+ * Macro-defines for shared pins with GPIO_B -+ */ -+#if 0 -+#define MISC_SPI_DT_PIN ((0x1 << 0)) -+#define MISC_SPI_DR_PIN ((0x1 << 1)) -+ -+#define MISC_SD_CD_PIN ((0x1 << 2)) -+#define MISC_SD_WP_PIN ((0x1 << 3)) -+#define MISC_SD_CLK_PIN ((0x1 << 4)) -+#define MISC_SD_CMD_PIN ((0x1 << 5)) -+#define MISC_SD_DT7_PIN ((0x1 << 6)) -+#define MISC_SD_DT6_PIN ((0x1 << 7)) -+#define MISC_SD_DT5_PIN ((0x1 << 8)) -+#define MISC_SD_DT4_PIN ((0x1 << 9)) -+#define MISC_SD_DT3_PIN ((0x1 << 10)) -+#define MISC_SD_DT2_PIN ((0x1 << 11)) -+#define MISC_SD_DT1_PIN ((0x1 << 12)) -+#define MISC_SD_DT0_PIN ((0x1 << 13)) -+#define MISC_SD_LED_PIN ((0x1 << 14)) -+ -+ -+#define MISC_I2S_CLK_PIN ((0x1 << 15)) -+#define MISC_I2S_FS_PIN ((0x1 << 16)) -+#define MISC_I2S_DT_PIN ((0x1 << 17)) -+#define MISC_I2S_DR_PIN ((0x1 << 18)) -+ -+//Tim.Liao modify -+#define MISC_I2C_SCL_PIN ((0x1 << 19)) -+#define MISC_I2C_SDA_PIN ((0x1 << 20)) -+ -+#define MISC_GSW_P2_CRS_PIN ((0x1 << 21)) -+#define MISC_GSW_P2_COL_PIN ((0x1 << 22)) -+#define MISC_GSW_P1_CRS_PIN ((0x1 << 23)) -+#define MISC_GSW_P1_COL_PIN ((0x1 << 24)) -+#define MISC_GSW_P0_CRS_PIN ((0x1 << 25)) -+#define MISC_GSW_P0_COL_PIN ((0x1 << 26)) -+ -+#define MISC_GSW_MDC_PIN ((0x1 << 27)) -+#define MISC_GSW_MDIO_PIN ((0x1 << 28)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+#else -+#define MISC_UR_CTS2_PIN ((0x1 << 0)) -+#define MISC_UR_RXD2_PIN ((0x1 << 1)) -+#define MISC_UR_TXD2_PIN ((0x1 << 2)) -+#define MISC_PCMCLK_PIN ((0x1 << 3)) -+#define MISC_PCMFS_PIN ((0x1 << 4)) -+#define MISC_PCMDT_PIN ((0x1 << 5)) -+#define MISC_PCMDR_PIN ((0x1 << 6)) -+#define MISC_PCM_PINS (MISC_PCMCLK_PIN|MISC_PCMFS_PIN|MISC_PCMDT_PIN|MISC_PCMDR_PIN) -+ -+#define MISC_SPInCS1_PIN ((0x1 << 7)) -+#define MISC_SPInCS0_PIN ((0x1 << 8)) -+#define MISC_SPICLK_PIN ((0x1 << 9)) -+#define MISC_SPIDT_PIN ((0x1 << 10)) -+#define MISC_SPIDR_PIN ((0x1 << 11)) -+ -+#define MISC_I2C_SCL_PIN ((0x1 << 12)) -+#define MISC_I2C_SDA_PIN ((0x1 << 13)) -+ -+#define MISC_GSW_P2_CRS_PIN ((0x1 << 14)) -+#define MISC_GSW_P2_COL_PIN ((0x1 << 15)) -+#define MISC_GSW_P1_CRS_PIN ((0x1 << 16)) -+#define MISC_GSW_P1_COL_PIN ((0x1 << 17)) -+#define MISC_GSW_P0_CRS_PIN ((0x1 << 18)) -+#define MISC_GSW_P0_COL_PIN ((0x1 << 19)) -+ -+#define MISC_GSW_MDC_PIN ((0x1 << 20)) -+#define MISC_GSW_MDIO_PIN ((0x1 << 21)) -+ -+#define MISC_I2S_CLK_PIN (0x1 << 22) -+#define MISC_I2S_FS_PIN (0x1 << 23) -+#define MISC_I2S_DT_PIN (0x1 << 24) -+#define MISC_I2S_DR_PIN (0x1 << 25) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#define MISC_CLOCK_OUTPUT_PIN ((0x1 << 26)) -+ -+#define MISC_EXT_INT2_PIN ((0x1 << 27)) -+#define MISC_EXT_INT1_PIN ((0x1 << 28)) -+#define MISC_EXT_INT0_PIN ((0x1 << 29)) -+ -+#define MISC_SATA_LED1_PIN ((0x1 << 30)) -+#define MISC_SATA_LED0_PIN ((0x1 << 31)) -+ -+#endif -+/* -+ * Other defines -+ */ -+#define MISC_GPIOA_PIN_0 (0) -+#define MISC_GPIOA_PIN_1 (1) -+#define MISC_GPIOA_PIN_2 (2) -+#define MISC_GPIOA_PIN_3 (3) -+#define MISC_GPIOA_PIN_4 (4) -+#define MISC_GPIOA_PIN_5 (5) -+#define MISC_GPIOA_PIN_6 (6) -+#define MISC_GPIOA_PIN_7 (7) -+#define MISC_GPIOA_PIN_8 (8) -+#define MISC_GPIOA_PIN_9 (9) -+#define MISC_GPIOA_PIN_10 (10) -+#define MISC_GPIOA_PIN_11 (11) -+#define MISC_GPIOA_PIN_12 (12) -+#define MISC_GPIOA_PIN_13 (13) -+#define MISC_GPIOA_PIN_14 (14) -+#define MISC_GPIOA_PIN_15 (15) -+ -+ -+#define MISC_GPIOA_RESISTOR_PULL_DOWN (1) -+#define MISC_GPIOA_RESISTOR_PULL_UP (1) -+ -+ -+ -+/* -+ * function declarations -+ */ -+ -+ -+/* -+ * macro declarations -+ */ -+#define HAL_MISC_GET_SYSTEM_ALIGN_ENDIAN_MODE(mode) \ -+{ \ -+ (mode) = (MISC_CHIP_CONFIG_REG) & 0x3; \ -+} -+ -+ -+#define HAL_MISC_GET_SYSTEM_CPU_CLOCK(cpu_clock) \ -+{ \ -+ (cpu_clock) = (MISC_CHIP_CONFIG_REG >> 5) & 0xF; \ -+} -+ -+ -+#define HAL_MISC_ENABLE_SPI_SERIAL_FLASH_BANK_ACCESS() \ -+{ \ -+ (MISC_CHIP_CONFIG_REG) |= (0x1 << 16); \ -+} -+ -+#define HAL_MISC_DISABLE_SPI_SERIAL_FLASH_BANK_ACCESS() \ -+{ \ -+ (MISC_CHIP_CONFIG_REG) &= ~(0x1 << 16); \ -+} -+ -+ -+/* -+ * Macro defines for GPIOA and GPIOB Pin Enable Register -+ */ -+#define HAL_MISC_ENABLE_EXT_INT0_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_EXT_INT0_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_EXT_INT1_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_EXT_INT1_PIN); \ -+} -+ -+#define HAL_MISC_ENABLE_EXT_INT2_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_EXT_INT2_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_EXT_INT2_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_EXT_INT2_PIN); \ -+} -+ -+#define HAL_MISC_ENABLE_EXT_INT1_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_EXT_INT1_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_EXT_INT0_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_EXT_INT0_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_PCM_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_PCM_PINS); \ -+} -+ -+#define HAL_MISC_DISABLE_PCM_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_PCM_PINS); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_CIM_OE_PIN() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_CIM_OE_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_CIM_OE_PIN() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_CIM_OE_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_LCD_PWR_PIN() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_LCD_PWR_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_LCD_PWR_PIN() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_LCD_PWR_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_NFI_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_NFI_PINS); \ -+} -+ -+#define HAL_MISC_DISABLE_NFI_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_NFI_PINS); \ -+} -+ -+ -+ -+#define HAL_MISC_ENABLE_SMC_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_SMC_PINS); \ -+} -+ -+#define HAL_MISC_DISABLE_SMC_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_SMC_PINS); \ -+} -+ -+#define HAL_MISC_ENABLE_UART0_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_UART0_PINS); \ -+} -+ -+#define HAL_MISC_DISABLE_UART0_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_UART0_PINS); \ -+} -+ -+#define HAL_MISC_ENABLE_UART1_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_UART1_PINS); \ -+} -+ -+#define HAL_MISC_DISABLE_UART1_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_UART1_PINS); \ -+} -+ -+#define HAL_MISC_ENABLE_UART2_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_UART2_PINS); \ -+} -+ -+#define HAL_MISC_DISABLE_UART2_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_UART2_PINS); \ -+} -+ -+ -+ -+ -+ -+/* -+ * Macro-defines for GPIO_B -+ */ -+#define HAL_MISC_ENABLE_SPI_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= \ -+ (MISC_SPInCS1_PIN | MISC_SPInCS0_PIN | \ -+ MISC_SPICLK_PIN | MISC_SPIDT_PIN | MISC_SPIDR_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_SPI_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= \ -+ ~(MISC_SPInCS1_PIN | MISC_SPInCS0_PIN | \ -+ MISC_SPICLK_PIN | MISC_SPIDT_PIN | MISC_SPIDR_PIN); \ -+} -+ -+#define HAL_MISC_ENABLE_SD_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_SD_CD_PIN | MISC_SD_WP_PIN | MISC_SD_CLK_PIN |MISC_SD_CMD_PIN |MISC_SD_DT7_PIN|MISC_SD_DT6_PIN | \ -+ MISC_SD_DT5_PIN | MISC_SD_DT4_PIN |MISC_SD_DT3_PIN | MISC_SD_DT2_PIN| MISC_SD_DT1_PIN | MISC_SD_DT0_PIN | MISC_SD_LED_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_SD_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_SD_CD_PIN | MISC_SD_WP_PIN | MISC_SD_CLK_PIN |MISC_SD_CMD_PIN |MISC_SD_DT7_PIN|MISC_SD_DT6_PIN |\ -+ MISC_SD_DT5_PIN | MISC_SD_DT4_PIN |MISC_SD_DT3_PIN | MISC_SD_DT2_PIN| MISC_SD_DT1_PIN | MISC_SD_DT0_PIN | MISC_SD_LED_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_I2S_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_I2S_CLK_PIN | MISC_I2S_FS_PIN | MISC_I2S_DT_PIN |MISC_I2S_DR_PIN |MISC_I2S_DR_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_I2S_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_I2S_CLK_PIN | MISC_I2S_FS_PIN | MISC_I2S_DT_PIN |MISC_I2S_DR_PIN |MISC_I2S_DR_PIN); \ -+} -+ -+//Tim.Liao modify I2C pin -+#define HAL_MISC_ENABLE_I2C_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) |= (MISC_I2C_SCL_PIN | MISC_I2C_SDA_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_I2C_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) &= ~(MISC_I2C_SCL_PIN | MISC_I2C_SDA_PIN); \ -+} -+ -+#define HAL_MISC_ENABLE_GSW_P2_CRS_COL_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_GSW_P2_CRS_PIN | MISC_GSW_P2_COL_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_GSW_P2_CRS_COL_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_GSW_P2_CRS_PIN | MISC_GSW_P2_COL_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_GSW_P1_CRS_COL_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_GSW_P1_CRS_PIN | MISC_GSW_P1_COL_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_GSW_P1_CRS_COL_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_GSW_P1_CRS_PIN | MISC_GSW_P1_COL_PIN); \ -+} -+ -+ -+ -+#define HAL_MISC_ENABLE_GSW_P0_CRS_COL_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_GSW_P0_CRS_PIN | MISC_GSW_P0_COL_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_GSW_P0_CRS_COL_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_GSW_P0_CRS_PIN | MISC_GSW_P0_COL_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_MDC_MDIO_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_GSW_MDC_PIN | MISC_GSW_MDIO_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_MDC_MDIO_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_GSW_MDC_PIN | MISC_GSW_MDIO_PIN); \ -+} -+ -+ -+ -+#define HAL_MISC_ENABLE_SATA_LED_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_SATA_LED1_PIN | MISC_SATA_LED0_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_SATA_LED_PINS() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_SATA_LED1_PIN | MISC_SATA_LED0_PIN); \ -+} -+ -+ -+ -+#define HAL_MISC_ENABLE_CLOCK_OUTPUT_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) |= (MISC_CLOCK_OUTPUT_PIN); \ -+} -+ -+#define HAL_MISC_DISABLE_CLOCK_OUTPUT_PIN() \ -+{ \ -+ (MISC_GPIOB_PIN_ENABLE_REG) &= ~(MISC_CLOCK_OUTPUT_PIN); \ -+} -+ -+ -+#define HAL_MISC_ENABLE_ALL_SHARED_GPIO_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) = (0x0); \ -+ (MISC_GPIOB_PIN_ENABLE_REG) = (0x0); \ -+} -+ -+#define HAL_MISC_DISABLE_ALL_SHARED_GPIO_PINS() \ -+{ \ -+ (MISC_GPIOA_PIN_ENABLE_REG) = (0xFFFFFFFF); \ -+ (MISC_GPIOB_PIN_ENABLE_REG) = (0xFFFFFFFF); \ -+} -+ -+ -+ -+#endif // end of #ifndef _STAR_MISC_H_ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/pcie.h -@@ -0,0 +1,149 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#ifndef _CNS3XXX_PCIE_H_ -+#define _CNS3XXX_PCIE_H_ -+ -+#include "mach/board.h" -+ -+#define PCIE0_IO_SPACE_START (CNS3XXX_PCIE0_IO_BASE) -+#define PCIE0_IO_SPACE_SIZE 0x01000000 /* 16MB */ -+#define PCIE0_IO_SPACE_END (CNS3XXX_PCIE0_IO_BASE + PCIE0_IO_SPACE_SIZE - 1) -+ -+#define PCIE0_MEM_SPACE_START (CNS3XXX_PCIE0_MEM_BASE) -+#define PCIE0_MEM_SPACE_SIZE 0x01000000 /* 176MB */ -+#define PCIE0_MEM_SPACE_END (CNS3XXX_PCIE0_MEM_BASE + PCIE0_MEM_SPACE_SIZE - 1) -+ -+#define PCIE1_IO_SPACE_START (CNS3XXX_PCIE1_IO_BASE) -+#define PCIE1_IO_SPACE_SIZE 0x01000000 /* 16MB */ -+#define PCIE1_IO_SPACE_END (CNS3XXX_PCIE1_IO_BASE + PCIE1_IO_SPACE_SIZE - 1) -+ -+#define PCIE1_MEM_SPACE_START (CNS3XXX_PCIE1_MEM_BASE) -+#define PCIE1_MEM_SPACE_SIZE 0x01000000 /* 16MB */ -+#define PCIE1_MEM_SPACE_END (CNS3XXX_PCIE1_MEM_BASE + PCIE1_MEM_SPACE_SIZE - 1) -+ -+#define PCIB_MEM_MAP_VALUE(base, reg_offset) (*((u32 volatile *)(SYSVA_PCI_BRIDGE_##base##_ADDR + reg_offset))) -+ -+/* -+ * define access macros -+ */ -+#define PCI_BRIDGE_CONFIG_DATA PCIB_MEM_MAP_VALUE(CONFIG_DATA_BASE, 0x2C) -+#define PCI_BRIDGE_CONFIG_ADDR PCIB_MEM_MAP_VALUE(CONFIG_ADDR_BASE, 0x28) -+ -+#define PCI_BRIDGE_CONFIG_DATA_REG_OFFSET 0x2C -+#define PCI_BRIDGE_CONFIG_ADDR_REG_OFFSET 0x28 -+ -+ -+/* PCIe MISC 0 Register */ -+#define CNS3XXX_PCIEPHY0_CMCTL0 (CNS3XXX_MISC_BASE_VIRT + 0x900) -+#define CNS3XXX_PCIEPHY0_CMCTL1 (CNS3XXX_MISC_BASE_VIRT + 0x904) -+#define CNS3XXX_PCIEPHY0_CTL1 (CNS3XXX_MISC_BASE_VIRT + 0x940) -+#define CNS3XXX_PCIE0_AXIS_AWMISC (CNS3XXX_MISC_BASE_VIRT + 0x944) -+#define CNS3XXX_PCIE0_AXIS_ARMISC (CNS3XXX_MISC_BASE_VIRT + 0x948) -+#define CNS3XXX_PCIE0_AXIS_RMISC (CNS3XXX_MISC_BASE_VIRT + 0x94C) -+#define CNS3XXX_PCIE0_AXIS_BMISC (CNS3XXX_MISC_BASE_VIRT + 0x950) -+#define CNS3XXX_PCIE0_AXIM_RMISC (CNS3XXX_MISC_BASE_VIRT + 0x954) -+#define CNS3XXX_PCIE0_AXIM_BMISC (CNS3XXX_MISC_BASE_VIRT + 0x958) -+#define CNS3XXX_PCIE0_CTRL (CNS3XXX_MISC_BASE_VIRT + 0x95C) -+#define CNS3XXX_PCIE0_PM_DEBUG (CNS3XXX_MISC_BASE_VIRT + 0x960) -+#define CNS3XXX_PCIE0_RFC_DEBUG (CNS3XXX_MISC_BASE_VIRT + 0x964) -+#define CNS3XXX_PCIE0_CXPL_DEBUGL (CNS3XXX_MISC_BASE_VIRT + 0x968) -+#define CNS3XXX_PCIE0_CXPL_DEBUGH (CNS3XXX_MISC_BASE_VIRT + 0x96C) -+#define CNS3XXX_PCIE0_DIAG (CNS3XXX_MISC_BASE_VIRT + 0x970) -+#define CNS3XXX_PCIE0_INT_STATUS (CNS3XXX_MISC_BASE_VIRT + 0x974) -+#define CNS3XXX_PCIE0_INT_MASK (CNS3XXX_MISC_BASE_VIRT + 0x978) -+ -+ -+/* PCIe MISC 1 Register */ -+#define CNS3XXX_PCIEPHY1_CMCTL0 (CNS3XXX_MISC_BASE_VIRT + 0xA00) -+#define CNS3XXX_PCIEPHY1_CMCTL1 (CNS3XXX_MISC_BASE_VIRT + 0xA04) -+#define CNS3XXX_PCIEPHY1_CTL1 (CNS3XXX_MISC_BASE_VIRT + 0xA40) -+#define CNS3XXX_PCIE1_AXIS_AWMISC (CNS3XXX_MISC_BASE_VIRT + 0xA44) -+#define CNS3XXX_PCIE1_AXIS_ARMISC (CNS3XXX_MISC_BASE_VIRT + 0xA48) -+#define CNS3XXX_PCIE1_AXIS_RMISC (CNS3XXX_MISC_BASE_VIRT + 0xA4C) -+#define CNS3XXX_PCIE1_AXIS_BMISC (CNS3XXX_MISC_BASE_VIRT + 0xA50) -+#define CNS3XXX_PCIE1_AXIM_RMISC (CNS3XXX_MISC_BASE_VIRT + 0xA54) -+#define CNS3XXX_PCIE1_AXIM_BMISC (CNS3XXX_MISC_BASE_VIRT + 0x958) -+#define CNS3XXX_PCIE1_CTRL (CNS3XXX_MISC_BASE_VIRT + 0xA5C) -+#define CNS3XXX_PCIE1_PM_DEBUG (CNS3XXX_MISC_BASE_VIRT + 0xA60) -+#define CNS3XXX_PCIE1_RFC_DEBUG (CNS3XXX_MISC_BASE_VIRT + 0xA64) -+#define CNS3XXX_PCIE1_CXPL_DEBUGL (CNS3XXX_MISC_BASE_VIRT + 0xA68) -+#define CNS3XXX_PCIE1_CXPL_DEBUGH (CNS3XXX_MISC_BASE_VIRT + 0xA6C) -+#define CNS3XXX_PCIE1_DIAG (CNS3XXX_MISC_BASE_VIRT + 0xA70) -+#define CNS3XXX_PCIE1_INT_STATUS (CNS3XXX_MISC_BASE_VIRT + 0xA74) -+#define CNS3XXX_PCIE1_INT_MASK (CNS3XXX_MISC_BASE_VIRT + 0xA78) -+ -+ -+/* -+ * define constants macros -+ */ -+ -+#define PCIB_DEVICE_ID 0x3400 -+#define PCIB_VENDOR_ID 0x177D -+#define PCIB_CLASS_CODE 0xFF0000 -+#define PCIB_REVISION_ID 0x00 -+#define PCIB_BAR0_MEMORY_SPACE_BASE 0x20000000 -+#define PCIB_BAR1_IO_SPACE_BASE 0x20000000 -+#define PCI_MEMORY_SPACE_BASE 0xB0000000 -+#define PCI_IO_SPACE_BASE 0xA8000000 -+#define PCI_MAX_BUS_NUM 0x01 -+#define PCI_MAX_DEVICE_NUM 0x14 -+#define PCI_MAX_FUNCTION_NUM 0x01 -+#define PCI_MAX_REG_NUM 0x3C -+ -+#define PCI_MAX_DEVICE_TYPE_NUM 0x13 -+#define PCI_MAX_BAR_NUM 0x06 -+ -+#define PCI_CSH_VENDOR_ID_REG_ADDR 0x00 -+#define PCI_CSH_DEVICE_ID_REG_ADDR 0x02 -+#define PCI_CSH_COMMAND_REG_ADDR 0x04 -+#define PCI_CSH_STATUS_REG_ADDR 0x06 -+#define PCI_CSH_REVISION_CLASS_REG_ADDR 0x08 -+#define PCI_CSH_CACHE_LINE_SIZE_REG_ADDR 0x0C -+#define PCI_CSH_LATENCY_TIMER_REG_ADDR 0x0D -+#define PCI_CSH_HEADER_TYPE_REG_ADDR 0x0E -+#define PCI_CSH_BIST_REG_ADDR 0x0F -+#define PCI_CSH_BAR_REG_ADDR 0x10 -+ -+ -+#define PCI_IO_SPACE_SIZE_1M 0x00 -+#define PCI_IO_SPACE_SIZE_2M 0x01 -+#define PCI_IO_SPACE_SIZE_4M 0x02 -+#define PCI_IO_SPACE_SIZE_8M 0x03 -+#define PCI_IO_SPACE_SIZE_16M 0x04 -+#define PCI_IO_SPACE_SIZE_32M 0x05 -+#define PCI_IO_SPACE_SIZE_64M 0x06 -+#define PCI_IO_SPACE_SIZE_128M 0x07 -+#define PCI_IO_SPACE_SIZE_256M 0x08 -+#define PCI_IO_SPACE_SIZE_512M 0x09 -+#define PCI_IO_SPACE_SIZE_1G 0x0A -+#define PCI_IO_SPACE_SIZE_2G 0x0B -+ -+ -+struct pcie_dbgfs_reg{ -+ char *name; -+ u32 *addr; -+}; -+ -+#endif /* end of #ifndef _STAR_PCIE_H_ */ -+ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/pcm.h -@@ -0,0 +1,277 @@ -+/****************************************************************************** -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#ifndef _STAR_PCM_H_ -+#define _STAR_PCM_H_ -+ -+/****************************************************************************** -+ * MODULE NAME: star_pcm.h -+ * PROJECT CODE: Orion -+ * DESCRIPTION: -+ * MAINTAINER: MJLIU -+ * DATE: 15 September 2005 -+ * -+ * SOURCE CONTROL: -+ * -+ * LICENSE: -+ * This source code is copyright (c) 2005 Star Semi Inc. -+ * All rights reserved. -+ * -+ * REVISION HISTORY: -+ * 15 September 2005 - MJLIU - Initial Version v1.0 -+ * -+ * -+ * SOURCE: -+ * ISSUES: -+ * NOTES TO USERS: -+ ******************************************************************************/ -+ -+//#include <asm/arch/star_sys_memory_map.h> -+ -+#define PCM_BASE_ADDR (CNS3XXX_SSP_BASE_VIRT) -+#define PCM_MEM_MAP_ADDR(reg_offset) (PCM_BASE_ADDR + reg_offset) -+#define PCM_MEM_MAP_VALUE(reg_offset) (*((u32 volatile *)PCM_MEM_MAP_ADDR(reg_offset))) -+ -+ -+/* -+ * define access macros -+ */ -+#define PCM_CONFIGURATION_0_REG PCM_MEM_MAP_VALUE(0x80) -+#define PCM_CONFIGURATION_1_REG PCM_MEM_MAP_VALUE(0x84) -+ -+#define PCM_CHANNEL_0_CONFIG_REG PCM_MEM_MAP_VALUE(0x88) -+#define PCM_CHANNEL_1_CONFIG_REG PCM_MEM_MAP_VALUE(0x8C) -+#define PCM_CHANNEL_2_CONFIG_REG PCM_MEM_MAP_VALUE(0x90) -+#define PCM_CHANNEL_3_CONFIG_REG PCM_MEM_MAP_VALUE(0x94) -+ -+#define PCM_TX_DATA_31_0_REG PCM_MEM_MAP_VALUE(0x98) -+#define PCM_TX_DATA_63_32_REG PCM_MEM_MAP_VALUE(0x9C) -+ -+#define PCM_RX_DATA_31_0_REG PCM_MEM_MAP_VALUE(0xA0) -+#define PCM_RX_DATA_63_32_REG PCM_MEM_MAP_VALUE(0xA4) -+ -+#define PCM_INTERRUPT_STATUS_REG PCM_MEM_MAP_VALUE(0xA8) -+#define PCM_INTERRUPT_ENABLE_REG PCM_MEM_MAP_VALUE(0xAC) -+ -+ -+ -+/* -+ * define constants macros -+ */ -+#define CH0_BIT_INDEX (0x1) -+#define CH1_BIT_INDEX (0x2) -+#define CH2_BIT_INDEX (0x4) -+#define CH3_BIT_INDEX (0x8) -+ -+#define PCM_RXBUF_FULL_FG (0x1) -+#define PCM_TXBUF_EMPTY_FG (0x2) -+#define PCM_RXBUF_OVERRUN_FG (0x4) -+#define PCM_TXBUF_UNDERRUN_FG (0x8) -+ -+#define PCM_ENABLE_FG (0x1 << 23) -+ -+#define PCM_IDL_MODE (0) -+#define PCM_GCI_MODE (1) -+ -+#define PCM_DATA_BIT_8 (0) -+#define PCM_DATA_BIT_16 (1) -+ -+ -+/* -+ * Set Commands Variables -+ */ -+#define Software_Reset (0x02) -+#define Hardware_Reset (0x04) -+#define Write_Transmit_Time_Slot (0x40) -+#define Read_Transmit_Time_Slot (0x41) -+#define Write_Receive_Time_Slot (0x42) -+#define Read_Receive_Time_Slot (0x43) -+#define Write_Tx_Rx_CLK_Slot_Tx_CLK_Edge (0x44) -+#define Read_Tx_Rx_CLK_Slot_Tx_CLK_Edge (0x45) -+#define Write_Device_Configure_Reg (0x46) -+#define Read_Device_Configure_Reg (0x47) -+#define Write_Channel_Enable_Operating_Mode_Reg (0x4A) -+#define Read_Channel_Enable_Operating_Mode_Reg (0x4B) -+#define Read_Signal_Reg (0x4D) -+#define Input_Data_Reg (0x52) -+#define Output_Data_Reg (0x53) -+#define Input_Direction_Reg (0x54) -+#define Output_Direction_Reg (0x55) -+#define Write_System_State (0x56) -+#define Read_System_State (0x57) -+#define Write_Operating_Functon (0x60) -+#define Read_Operating_Functon (0x61) -+#define Write_System_State_Config (0x68) -+#define Read_System_State_Config (0x69) -+#define Write_Interrupt_Mask_Reg (0x6C) -+#define Read_Interrupt_Mask_Reg (0x6D) -+#define Write_Operating_Condition (0x70) -+#define Write_Loop_Supervision_Parameter (0xC2) -+#define Write_DC_Feed_Parameter (0xC6) -+#define Write_Signal_A_B_Parameter (0xD2) -+#define Write_Switching_Reg_Parameter (0xE4) -+#define Write_Switching_Reg_Control (0xE6) -+ -+ -+/* -+ * define data structure -+ */ -+typedef struct _PCM_CHANNEL_OBJECT_ PCM_CHANNEL_OBJECT_T; -+ -+struct _PCM_CHANNEL_OBJECT_ -+{ -+ u16 channel_0_tx_data; -+ u16 channel_0_rx_data; -+ u32 channel_0_data_width; /* 0 : 8-bit, 1 : 16-bit */ -+ -+ u16 channel_1_tx_data; -+ u16 channel_1_rx_data; -+ u32 channel_1_data_width; -+ -+ u16 channel_2_tx_data; -+ u16 channel_2_rx_data; -+ u32 channel_2_data_width; -+ -+ u16 channel_3_tx_data; -+ u16 channel_3_rx_data; -+ u32 channel_3_data_width; -+ -+ u32 channel_enable_config; /* bit[0] = 0 : channel 0 disabled -+ [0] = 1 : channel 0 enabled -+ bit[1] = 0 : channel 1 disabled -+ [1] = 1 : channel 1 enabled -+ bit[2] = 0 : channel 2 disabled -+ [2] = 1 : channel 2 enabled -+ bit[3] = 0 : channel 3 disabled -+ [3] = 1 : channel 3 enabled */ -+}; -+ -+ -+typedef struct _PCM_OBJECT_ PCM_OBJECT_T; -+ -+struct _PCM_OBJECT_ -+{ -+ u32 config_0; -+ u32 config_1; -+ -+ u32 channel_0_config; -+ u32 channel_1_config; -+ u32 channel_2_config; -+ u32 channel_3_config; -+ -+ u32 interrupt_config; -+ -+ /* -+ * For interrupt setting -+ */ -+// INTC_OBJECT_T intc_obj; -+}; -+ -+ -+ -+/* -+ * function declarations -+ */ -+void Hal_Pcm_Initialize(PCM_OBJECT_T *); -+ -+ -+/* -+ * macro declarations -+ */ -+#define HAL_PCM_ENABLE_PCM() \ -+{ \ -+ (PCM_CONFIGURATION_0_REG) |= ((u32)0x1 << 31); \ -+} -+ -+#define HAL_PCM_DISABLE_PCM() \ -+{ \ -+ (PCM_CONFIGURATION_0_REG) &= ~((u32)0x1 << 31); \ -+} -+ -+#define HAL_PCM_ENABLE_DATA_SWAP() \ -+{ \ -+ (PCM_CONFIGURATION_0_REG) |= (0x1 << 24); \ -+} -+ -+#define HAL_PCM_DISABLE_DATA_SWAP() \ -+{ \ -+ (PCM_CONFIGURATION_0_REG) &= ~(0x1 << 24); \ -+} -+ -+#define HAL_PCM_WRITE_TX_DATA_0(tx_data_0) \ -+{ \ -+ (PCM_TX_DATA_31_0_REG) = tx_data_0; \ -+} -+ -+#define HAL_PCM_WRITE_TX_DATA_1(tx_data_1) \ -+{ \ -+ (PCM_TX_DATA_63_32_REG) = tx_data_1; \ -+} -+ -+#define HAL_PCM_READ_RX_DATA_0(rx_data_0) \ -+{ \ -+ (rx_data_0) = PCM_RX_DATA_31_0_REG; \ -+} -+ -+#define HAL_PCM_READ_RX_DATA_1(rx_data_1) \ -+{ \ -+ (rx_data_1) = PCM_RX_DATA_63_32_REG; \ -+} -+ -+#define HAL_PCM_READ_INTERRUPT_STATUS(status) \ -+{ \ -+ (status) = PCM_INTERRUPT_STATUS_REG; \ -+} -+ -+#define HAL_PCM_CLEAR_INTERRUPT_STATUS(status) \ -+{ \ -+ (PCM_INTERRUPT_STATUS_REG) = (status & 0xC); \ -+} -+ -+#define HAL_PCM_DISABLE_RECEIVE_BUFFER_FULL_INTERRUPT() \ -+{ \ -+ (PCM_INTERRUPT_ENABLE_REG) &= ~(0x1 << 0); \ -+} -+ -+#define HAL_PCM_DISABLE_TRANSMIT_BUFFER_EMPTY_INTERRUPT() \ -+{ \ -+ (PCM_INTERRUPT_ENABLE_REG) &= ~(0x1 << 1); \ -+} -+ -+#define HAL_PCM_DISABLE_RECEIVE_BUFFER_OVERRUN_INTERRUPT() \ -+{ \ -+ (PCM_INTERRUPT_ENABLE_REG) &= ~(0x1 << 2); \ -+} -+ -+#define HAL_PCM_DISABLE_TRANSMIT_BUFFER_UNDERRUN_INTERRUPT() \ -+{ \ -+ (PCM_INTERRUPT_ENABLE_REG) &= ~(0x1 << 3); \ -+} -+ -+#define HAL_PCM_DISABLE_ALL_INTERRUPT_SOURCES() \ -+{ \ -+ (PCM_INTERRUPT_ENABLE_REG) = 0; \ -+} -+ -+#endif // end of #ifndef _STAR_PCM_H_ -+ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/platform.h -@@ -0,0 +1,297 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/platform.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (c) ARM Limited 2003. All rights reserved. -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASM_ARCH_PLATFORM_H -+#define __ASM_ARCH_PLATFORM_H -+ -+#ifndef __ASSEMBLY__ -+ -+#include <linux/io.h> -+ -+/* -+ * SDRAM -+ */ -+#define CNS3XXX_SDRAM_BASE 0x00000000 -+ -+/* ------------------------------------------------------------------------ -+ * Cavium Networks Registers -+ * ------------------------------------------------------------------------ -+ * -+ */ -+#define CNS3XXX_SYS_ID_OFFSET 0x00 -+#define CNS3XXX_SYS_SW_OFFSET 0x04 -+#define CNS3XXX_SYS_LED_OFFSET 0x08 -+#define CNS3XXX_SYS_OSC0_OFFSET 0x0C -+ -+#define CNS3XXX_SYS_OSC1_OFFSET 0x10 -+#define CNS3XXX_SYS_OSC2_OFFSET 0x14 -+#define CNS3XXX_SYS_OSC3_OFFSET 0x18 -+#define CNS3XXX_SYS_OSC4_OFFSET 0x1C /* OSC1 for Cavium Networks/AB */ -+ -+#define CNS3XXX_SYS_LOCK_OFFSET 0x20 -+#define CNS3XXX_SYS_100HZ_OFFSET 0x24 -+#define CNS3XXX_SYS_CFGDATA1_OFFSET 0x28 -+#define CNS3XXX_SYS_CFGDATA2_OFFSET 0x2C -+#define CNS3XXX_SYS_FLAGS_OFFSET 0x30 -+#define CNS3XXX_SYS_FLAGSSET_OFFSET 0x30 -+#define CNS3XXX_SYS_FLAGSCLR_OFFSET 0x34 -+#define CNS3XXX_SYS_NVFLAGS_OFFSET 0x38 -+#define CNS3XXX_SYS_NVFLAGSSET_OFFSET 0x38 -+#define CNS3XXX_SYS_NVFLAGSCLR_OFFSET 0x3C -+#define CNS3XXX_SYS_RESETCTL_OFFSET 0x40 -+#define CNS3XXX_SYS_PCICTL_OFFSET 0x44 -+#define CNS3XXX_SYS_MCI_OFFSET 0x48 -+#define CNS3XXX_SYS_FLASH_OFFSET 0x4C -+#define CNS3XXX_SYS_CLCD_OFFSET 0x50 -+#define CNS3XXX_SYS_CLCDSER_OFFSET 0x54 -+#define CNS3XXX_SYS_BOOTCS_OFFSET 0x58 -+#define CNS3XXX_SYS_24MHz_OFFSET 0x5C -+#define CNS3XXX_SYS_MISC_OFFSET 0x60 -+#define CNS3XXX_SYS_IOSEL_OFFSET 0x70 -+#define CNS3XXX_SYS_PROCID_OFFSET 0x84 -+#define CNS3XXX_SYS_TEST_OSC0_OFFSET 0xC0 -+#define CNS3XXX_SYS_TEST_OSC1_OFFSET 0xC4 -+#define CNS3XXX_SYS_TEST_OSC2_OFFSET 0xC8 -+#define CNS3XXX_SYS_TEST_OSC3_OFFSET 0xCC -+#define CNS3XXX_SYS_TEST_OSC4_OFFSET 0xD0 -+ -+#define CNS3XXX_SYS_BASE 0x10000000 -+#define CNS3XXX_SYS_ID (CNS3XXX_SYS_BASE + CNS3XXX_SYS_ID_OFFSET) -+#define CNS3XXX_SYS_SW (CNS3XXX_SYS_BASE + CNS3XXX_SYS_SW_OFFSET) -+#define CNS3XXX_SYS_LED (CNS3XXX_SYS_BASE + CNS3XXX_SYS_LED_OFFSET) -+#define CNS3XXX_SYS_OSC0 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_OSC0_OFFSET) -+#define CNS3XXX_SYS_OSC1 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_OSC1_OFFSET) -+ -+#define CNS3XXX_SYS_LOCK (CNS3XXX_SYS_BASE + CNS3XXX_SYS_LOCK_OFFSET) -+#define CNS3XXX_SYS_100HZ (CNS3XXX_SYS_BASE + CNS3XXX_SYS_100HZ_OFFSET) -+#define CNS3XXX_SYS_CFGDATA1 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_CFGDATA1_OFFSET) -+#define CNS3XXX_SYS_CFGDATA2 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_CFGDATA2_OFFSET) -+#define CNS3XXX_SYS_FLAGS (CNS3XXX_SYS_BASE + CNS3XXX_SYS_FLAGS_OFFSET) -+#define CNS3XXX_SYS_FLAGSSET (CNS3XXX_SYS_BASE + CNS3XXX_SYS_FLAGSSET_OFFSET) -+#define CNS3XXX_SYS_FLAGSCLR (CNS3XXX_SYS_BASE + CNS3XXX_SYS_FLAGSCLR_OFFSET) -+#define CNS3XXX_SYS_NVFLAGS (CNS3XXX_SYS_BASE + CNS3XXX_SYS_NVFLAGS_OFFSET) -+#define CNS3XXX_SYS_NVFLAGSSET (CNS3XXX_SYS_BASE + CNS3XXX_SYS_NVFLAGSSET_OFFSET) -+#define CNS3XXX_SYS_NVFLAGSCLR (CNS3XXX_SYS_BASE + CNS3XXX_SYS_NVFLAGSCLR_OFFSET) -+#define CNS3XXX_SYS_RESETCTL (CNS3XXX_SYS_BASE + CNS3XXX_SYS_RESETCTL_OFFSET) -+#define CNS3XXX_SYS_PCICTL (CNS3XXX_SYS_BASE + CNS3XXX_SYS_PCICTL_OFFSET) -+#define CNS3XXX_SYS_MCI (CNS3XXX_SYS_BASE + CNS3XXX_SYS_MCI_OFFSET) -+#define CNS3XXX_SYS_FLASH (CNS3XXX_SYS_BASE + CNS3XXX_SYS_FLASH_OFFSET) -+#define CNS3XXX_SYS_CLCD (CNS3XXX_SYS_BASE + CNS3XXX_SYS_CLCD_OFFSET) -+#define CNS3XXX_SYS_CLCDSER (CNS3XXX_SYS_BASE + CNS3XXX_SYS_CLCDSER_OFFSET) -+#define CNS3XXX_SYS_BOOTCS (CNS3XXX_SYS_BASE + CNS3XXX_SYS_BOOTCS_OFFSET) -+#define CNS3XXX_SYS_24MHz (CNS3XXX_SYS_BASE + CNS3XXX_SYS_24MHz_OFFSET) -+#define CNS3XXX_SYS_MISC (CNS3XXX_SYS_BASE + CNS3XXX_SYS_MISC_OFFSET) -+#define CNS3XXX_SYS_IOSEL (CNS3XXX_SYS_BASE + CNS3XXX_SYS_IOSEL_OFFSET) -+#define CNS3XXX_SYS_PROCID (CNS3XXX_SYS_BASE + CNS3XXX_SYS_PROCID_OFFSET) -+#define CNS3XXX_SYS_TEST_OSC0 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_TEST_OSC0_OFFSET) -+#define CNS3XXX_SYS_TEST_OSC1 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_TEST_OSC1_OFFSET) -+#define CNS3XXX_SYS_TEST_OSC2 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_TEST_OSC2_OFFSET) -+#define CNS3XXX_SYS_TEST_OSC3 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_TEST_OSC3_OFFSET) -+#define CNS3XXX_SYS_TEST_OSC4 (CNS3XXX_SYS_BASE + CNS3XXX_SYS_TEST_OSC4_OFFSET) -+ -+/* -+ * Values for CNS3XXX_SYS_RESET_CTRL -+ */ -+#define CNS3XXX_SYS_CTRL_RESET_CONFIGCLR 0x01 -+#define CNS3XXX_SYS_CTRL_RESET_CONFIGINIT 0x02 -+#define CNS3XXX_SYS_CTRL_RESET_DLLRESET 0x03 -+#define CNS3XXX_SYS_CTRL_RESET_PLLRESET 0x04 -+#define CNS3XXX_SYS_CTRL_RESET_POR 0x05 -+#define CNS3XXX_SYS_CTRL_RESET_DoC 0x06 -+ -+#define CNS3XXX_SYS_CTRL_LED (1 << 0) -+ -+ -+/* ------------------------------------------------------------------------ -+ * Cavium Networks control registers -+ * ------------------------------------------------------------------------ -+ */ -+ -+/* -+ * CNS3XXX_IDFIELD -+ * -+ * 31:24 = manufacturer (0x41 = ARM) -+ * 23:16 = architecture (0x08 = AHB system bus, ASB processor bus) -+ * 15:12 = FPGA (0x3 = XVC600 or XVC600E) -+ * 11:4 = build value -+ * 3:0 = revision number (0x1 = rev B (AHB)) -+ */ -+ -+/* -+ * CNS3XXX_SYS_LOCK -+ * control access to SYS_OSCx, SYS_CFGDATAx, SYS_RESETCTL, -+ * SYS_CLD, SYS_BOOTCS -+ */ -+#define CNS3XXX_SYS_LOCK_LOCKED (1 << 16) -+#define CNS3XXX_SYS_LOCKVAL_MASK 0xFFFF /* write 0xA05F to enable write access */ -+ -+/* -+ * CNS3XXX_SYS_FLASH -+ */ -+#define CNS3XXX_FLASHPROG_FLVPPEN (1 << 0) /* Enable writing to flash */ -+ -+/* -+ * CNS3XXX_INTREG -+ * - used to acknowledge and control MMCI and UART interrupts -+ */ -+#define CNS3XXX_INTREG_WPROT 0x00 /* MMC protection status (no interrupt generated) */ -+#define CNS3XXX_INTREG_RI0 0x01 /* Ring indicator UART0 is asserted, */ -+#define CNS3XXX_INTREG_CARDIN 0x08 /* MMCI card in detect */ -+ /* write 1 to acknowledge and clear */ -+#define CNS3XXX_INTREG_RI1 0x02 /* Ring indicator UART1 is asserted, */ -+#define CNS3XXX_INTREG_CARDINSERT 0x03 /* Signal insertion of MMC card */ -+ -+/* -+ * Cavium Networks common peripheral addresses -+ */ -+#define CNS3XXX_SCTL_BASE 0x10001000 /* System controller */ -+ -+/* PCI space */ -+#define CNS3XXX_PCI_BASE 0x41000000 /* PCI Interface */ -+#define CNS3XXX_PCI_CFG_BASE 0x42000000 -+#define CNS3XXX_PCI_MEM_BASE0 0x44000000 -+#define CNS3XXX_PCI_MEM_BASE1 0x50000000 -+#define CNS3XXX_PCI_MEM_BASE2 0x60000000 -+/* Sizes of above maps */ -+#define CNS3XXX_PCI_BASE_SIZE 0x01000000 -+#define CNS3XXX_PCI_CFG_BASE_SIZE 0x02000000 -+#define CNS3XXX_PCI_MEM_BASE0_SIZE 0x0c000000 /* 32Mb */ -+#define CNS3XXX_PCI_MEM_BASE1_SIZE 0x10000000 /* 256Mb */ -+#define CNS3XXX_PCI_MEM_BASE2_SIZE 0x10000000 /* 256Mb */ -+ -+#define CNS3XXX_SDRAM67_BASE 0x70000000 /* SDRAM banks 6 and 7 */ -+#define CNS3XXX_LT_BASE 0x80000000 /* Logic Tile expansion */ -+ -+/* -+ * LED settings, bits [7:0] -+ */ -+#define CNS3XXX_SYS_LED0 (1 << 0) -+#define CNS3XXX_SYS_LED1 (1 << 1) -+#define CNS3XXX_SYS_LED2 (1 << 2) -+#define CNS3XXX_SYS_LED3 (1 << 3) -+#define CNS3XXX_SYS_LED4 (1 << 4) -+#define CNS3XXX_SYS_LED5 (1 << 5) -+#define CNS3XXX_SYS_LED6 (1 << 6) -+#define CNS3XXX_SYS_LED7 (1 << 7) -+ -+#define ALL_LEDS 0xFF -+ -+#define LED_BANK CNS3XXX_SYS_LED -+ -+/* -+ * Control registers -+ */ -+#define CNS3XXX_IDFIELD_OFFSET 0x0 /* Cavium Networks build information */ -+#define CNS3XXX_FLASHPROG_OFFSET 0x4 /* Flash devices */ -+#define CNS3XXX_INTREG_OFFSET 0x8 /* Interrupt control */ -+#define CNS3XXX_DECODE_OFFSET 0xC /* Fitted logic modules */ -+ -+/* -+ * System controller bit assignment -+ */ -+#define CNS3XXX_REFCLK 0 -+#define CNS3XXX_TIMCLK 1 -+ -+#define CNS3XXX_TIMER1_EnSel 15 -+#define CNS3XXX_TIMER2_EnSel 17 -+#define CNS3XXX_TIMER3_EnSel 19 -+#define CNS3XXX_TIMER4_EnSel 21 -+ -+ -+#define MAX_TIMER 2 -+#define MAX_PERIOD 699050 -+#define TICKS_PER_uSEC 1 -+ -+/* -+ * These are useconds NOT ticks. -+ * -+ */ -+#define mSEC_1 1000 -+#define mSEC_5 (mSEC_1 * 5) -+#define mSEC_10 (mSEC_1 * 10) -+#define mSEC_25 (mSEC_1 * 25) -+#define SEC_1 (mSEC_1 * 1000) -+ -+#define CNS3XXX_CSR_BASE 0x10000000 -+#define CNS3XXX_CSR_SIZE 0x10000000 -+ -+/* Platform Level Setup Functions */ -+ -+extern void cns3xxx_sys_init(void); -+extern int cns3xxx_pcie_init(u8 ports); -+ -+/* Information about built-in Ethernet MAC interfaces */ -+struct eth_plat_info { -+ u8 ports; /* Bitmap of enabled Ports */ -+ u8 eth0_hwaddr[6]; -+ u8 eth1_hwaddr[6]; -+ u8 eth2_hwaddr[6]; -+ u8 cpu_hwaddr[6]; -+}; -+ -+// Config 1 Bitmap -+#define ETH0_LOAD BIT(0) -+#define ETH1_LOAD BIT(1) -+#define ETH2_LOAD BIT(2) -+#define SATA0_LOAD BIT(3) -+#define SATA1_LOAD BIT(4) -+#define PCM_LOAD BIT(5) -+#define I2S_LOAD BIT(6) -+#define SPI0_LOAD BIT(7) -+#define SPI1_LOAD BIT(8) -+#define PCIe0_LOAD BIT(9) -+#define PCIe1_LOAD BIT(10) -+#define USB0_LOAD BIT(11) -+#define USB1_LOAD BIT(12) -+#define USB1_ROUTE BIT(13) -+#define SD_LOAD BIT(14) -+#define UART0_LOAD BIT(15) -+#define UART1_LOAD BIT(16) -+#define UART2_LOAD BIT(17) -+#define mPCI0_LOAD BIT(18) -+#define mPCI1_LOAD BIT(19) -+#define mPCI2_LOAD BIT(20) -+#define mPCI3_LOAD BIT(21) -+#define FP_BUT_LOAD BIT(22) -+#define FP_BUT_HEADER_LOAD BIT(23) -+#define FP_LED_LOAD BIT(24) -+#define FP_LED_HEADER_LOAD BIT(25) -+#define FP_TAMPER_LOAD BIT(26) -+#define HEADER_33v_LOAD BIT(27) -+#define SATA_POWER_LOAD BIT(28) -+#define FP_POWER_LOAD BIT(29) -+#define GPIO_HEADER_LOAD BIT(30) -+#define GSP_BAT_LOAD BIT(31) -+ -+// Config 2 Bitmap -+#define FAN_LOAD BIT(0) -+#define SPI_FLASH_LOAD BIT(1) -+#define NOR_FLASH_LOAD BIT(2) -+#define GPS_LOAD BIT(3) -+#define SUPPLY_5v_LOAD BIT(6) -+#define SUPPLY_33v_LOAD BIT(7) -+ -+ -+#endif /* __ASM_ARCH_PLATFORM_H */ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/pm.h -@@ -0,0 +1,333 @@ -+/****************************************************************************** -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#ifndef _CNS3XXX_PM_H_ -+#define _CNS3XXX_PM_H_ -+#include <mach/board.h> -+#define PMU_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_PM_BASE_VIRT+offset))) -+ -+#define PM_CLK_GATE_REG PMU_REG_VALUE(0x000) -+#define PM_SOFT_RST_REG PMU_REG_VALUE(0x004) -+#define PM_HS_CFG_REG PMU_REG_VALUE(0x008) -+#define PM_CACTIVE_STA_REG PMU_REG_VALUE(0x00C) -+#define PM_PWR_STA_REG PMU_REG_VALUE(0x010) -+#define PM_CLK_CTRL_REG PMU_REG_VALUE(0x014) -+#define PM_PLL_LCD_I2S_CTRL_REG PMU_REG_VALUE(0x018) -+#define PM_PLL_HM_PD_CTRL_REG PMU_REG_VALUE(0x01C) -+#define PM_REGULAT_CTRL_REG PMU_REG_VALUE(0x020) -+#define PM_WDT_CTRL_REG PMU_REG_VALUE(0x024) -+#define PM_WU_CTRL0_REG PMU_REG_VALUE(0x028) -+#define PM_WU_CTRL1_REG PMU_REG_VALUE(0x02C) -+#define PM_CSR_REG PMU_REG_VALUE(0x030) -+ -+/* PM_CLK_GATE_REG */ -+#define PM_CLK_GATE_REG_OFFSET_SDIO (25) -+#define PM_CLK_GATE_REG_OFFSET_GPU (24) -+#define PM_CLK_GATE_REG_OFFSET_CIM (23) -+#define PM_CLK_GATE_REG_OFFSET_LCDC (22) -+#define PM_CLK_GATE_REG_OFFSET_I2S (21) -+#define PM_CLK_GATE_REG_OFFSET_RAID (20) -+#define PM_CLK_GATE_REG_OFFSET_SATA (19) -+#define PM_CLK_GATE_REG_OFFSET_PCIE0 (17) -+#define PM_CLK_GATE_REG_OFFSET_PCIE1 (18) -+#define PM_CLK_GATE_REG_OFFSET_USB_HOST (16) -+#define PM_CLK_GATE_REG_OFFSET_USB_OTG (15) -+#define PM_CLK_GATE_REG_OFFSET_TIMER (14) -+#define PM_CLK_GATE_REG_OFFSET_CRYPTO (13) -+#define PM_CLK_GATE_REG_OFFSET_HCIE (12) -+#define PM_CLK_GATE_REG_OFFSET_SWITCH (11) -+#define PM_CLK_GATE_REG_OFFSET_GPIO (10) -+#define PM_CLK_GATE_REG_OFFSET_UART3 (9) -+#define PM_CLK_GATE_REG_OFFSET_UART2 (8) -+#define PM_CLK_GATE_REG_OFFSET_UART1 (7) -+#define PM_CLK_GATE_REG_OFFSET_RTC (5) -+#define PM_CLK_GATE_REG_OFFSET_GDMA (4) -+#define PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C (3) -+#define PM_CLK_GATE_REG_OFFSET_SMC_NFI (1) -+#define PM_CLK_GATE_REG_MASK (0x03FFFFBA) -+ -+/* PM_SOFT_RST_REG */ -+#define PM_SOFT_RST_REG_OFFST_WARM_RST_FLAG (31) -+#define PM_SOFT_RST_REG_OFFST_CPU1 (29) -+#define PM_SOFT_RST_REG_OFFST_CPU0 (28) -+#define PM_SOFT_RST_REG_OFFST_SDIO (25) -+#define PM_SOFT_RST_REG_OFFST_GPU (24) -+#define PM_SOFT_RST_REG_OFFST_CIM (23) -+#define PM_SOFT_RST_REG_OFFST_LCDC (22) -+#define PM_SOFT_RST_REG_OFFST_I2S (21) -+#define PM_SOFT_RST_REG_OFFST_RAID (20) -+#define PM_SOFT_RST_REG_OFFST_SATA (19) -+#define PM_SOFT_RST_REG_OFFST_PCIE1 (18) -+#define PM_SOFT_RST_REG_OFFST_PCIE0 (17) -+#define PM_SOFT_RST_REG_OFFST_USB_HOST (16) -+#define PM_SOFT_RST_REG_OFFST_USB_OTG (15) -+#define PM_SOFT_RST_REG_OFFST_TIMER (14) -+#define PM_SOFT_RST_REG_OFFST_CRYPTO (13) -+#define PM_SOFT_RST_REG_OFFST_HCIE (12) -+#define PM_SOFT_RST_REG_OFFST_SWITCH (11) -+#define PM_SOFT_RST_REG_OFFST_GPIO (10) -+#define PM_SOFT_RST_REG_OFFST_UART3 (9) -+#define PM_SOFT_RST_REG_OFFST_UART2 (8) -+#define PM_SOFT_RST_REG_OFFST_UART1 (7) -+#define PM_SOFT_RST_REG_OFFST_RTC (5) -+#define PM_SOFT_RST_REG_OFFST_GDMA (4) -+#define PM_SOFT_RST_REG_OFFST_SPI_PCM_I2C (3) -+#define PM_SOFT_RST_REG_OFFST_DMC (2) -+#define PM_SOFT_RST_REG_OFFST_SMC_NFI (1) -+#define PM_SOFT_RST_REG_OFFST_GLOBAL (0) -+#define PM_SOFT_RST_REG_MASK (0xF3FFFFBF) -+ -+/* PMHS_CFG_REG */ -+#define PM_HS_CFG_REG_OFFSET_SDIO (25) -+#define PM_HS_CFG_REG_OFFSET_GPU (24) -+#define PM_HS_CFG_REG_OFFSET_CIM (23) -+#define PM_HS_CFG_REG_OFFSET_LCDC (22) -+#define PM_HS_CFG_REG_OFFSET_I2S (21) -+#define PM_HS_CFG_REG_OFFSET_RAID (20) -+#define PM_HS_CFG_REG_OFFSET_SATA (19) -+#define PM_HS_CFG_REG_OFFSET_PCIE1 (18) -+#define PM_HS_CFG_REG_OFFSET_PCIE0 (17) -+#define PM_HS_CFG_REG_OFFSET_USB_HOST (16) -+#define PM_HS_CFG_REG_OFFSET_USB_OTG (15) -+#define PM_HS_CFG_REG_OFFSET_TIMER (14) -+#define PM_HS_CFG_REG_OFFSET_CRYPTO (13) -+#define PM_HS_CFG_REG_OFFSET_HCIE (12) -+#define PM_HS_CFG_REG_OFFSET_SWITCH (11) -+#define PM_HS_CFG_REG_OFFSET_GPIO (10) -+#define PM_HS_CFG_REG_OFFSET_UART3 (9) -+#define PM_HS_CFG_REG_OFFSET_UART2 (8) -+#define PM_HS_CFG_REG_OFFSET_UART1 (7) -+#define PM_HS_CFG_REG_OFFSET_RTC (5) -+#define PM_HS_CFG_REG_OFFSET_GDMA (4) -+#define PM_HS_CFG_REG_OFFSET_SPI_PCM_I2S (3) -+#define PM_HS_CFG_REG_OFFSET_DMC (2) -+#define PM_HS_CFG_REG_OFFSET_SMC_NFI (1) -+#define PM_HS_CFG_REG_MASK (0x03FFFFBE) -+#define PM_HS_CFG_REG_MASK_SUPPORT (0x01100806) -+ -+/* PM_CACTIVE_STA_REG */ -+#define PM_CACTIVE_STA_REG_OFFSET_SDIO (25) -+#define PM_CACTIVE_STA_REG_OFFSET_GPU (24) -+#define PM_CACTIVE_STA_REG_OFFSET_CIM (23) -+#define PM_CACTIVE_STA_REG_OFFSET_LCDC (22) -+#define PM_CACTIVE_STA_REG_OFFSET_I2S (21) -+#define PM_CACTIVE_STA_REG_OFFSET_RAID (20) -+#define PM_CACTIVE_STA_REG_OFFSET_SATA (19) -+#define PM_CACTIVE_STA_REG_OFFSET_PCIE1 (18) -+#define PM_CACTIVE_STA_REG_OFFSET_PCIE0 (17) -+#define PM_CACTIVE_STA_REG_OFFSET_USB_HOST (16) -+#define PM_CACTIVE_STA_REG_OFFSET_USB_OTG (15) -+#define PM_CACTIVE_STA_REG_OFFSET_TIMER (14) -+#define PM_CACTIVE_STA_REG_OFFSET_CRYPTO (13) -+#define PM_CACTIVE_STA_REG_OFFSET_HCIE (12) -+#define PM_CACTIVE_STA_REG_OFFSET_SWITCH (11) -+#define PM_CACTIVE_STA_REG_OFFSET_GPIO (10) -+#define PM_CACTIVE_STA_REG_OFFSET_UART3 (9) -+#define PM_CACTIVE_STA_REG_OFFSET_UART2 (8) -+#define PM_CACTIVE_STA_REG_OFFSET_UART1 (7) -+#define PM_CACTIVE_STA_REG_OFFSET_RTC (5) -+#define PM_CACTIVE_STA_REG_OFFSET_GDMA (4) -+#define PM_CACTIVE_STA_REG_OFFSET_SPI_PCM_I2S (3) -+#define PM_CACTIVE_STA_REG_OFFSET_DMC (2) -+#define PM_CACTIVE_STA_REG_OFFSET_SMC_NFI (1) -+#define PM_CACTIVE_STA_REG_MASK (0x03FFFFBE) -+ -+/* PM_PWR_STA_REG */ -+#define PM_PWR_STA_REG_REG_OFFSET_SDIO (25) -+#define PM_PWR_STA_REG_REG_OFFSET_GPU (24) -+#define PM_PWR_STA_REG_REG_OFFSET_CIM (23) -+#define PM_PWR_STA_REG_REG_OFFSET_LCDC (22) -+#define PM_PWR_STA_REG_REG_OFFSET_I2S (21) -+#define PM_PWR_STA_REG_REG_OFFSET_RAID (20) -+#define PM_PWR_STA_REG_REG_OFFSET_SATA (19) -+#define PM_PWR_STA_REG_REG_OFFSET_PCIE1 (18) -+#define PM_PWR_STA_REG_REG_OFFSET_PCIE0 (17) -+#define PM_PWR_STA_REG_REG_OFFSET_USB_HOST (16) -+#define PM_PWR_STA_REG_REG_OFFSET_USB_OTG (15) -+#define PM_PWR_STA_REG_REG_OFFSET_TIMER (14) -+#define PM_PWR_STA_REG_REG_OFFSET_CRYPTO (13) -+#define PM_PWR_STA_REG_REG_OFFSET_HCIE (12) -+#define PM_PWR_STA_REG_REG_OFFSET_SWITCH (11) -+#define PM_PWR_STA_REG_REG_OFFSET_GPIO (10) -+#define PM_PWR_STA_REG_REG_OFFSET_UART3 (9) -+#define PM_PWR_STA_REG_REG_OFFSET_UART2 (8) -+#define PM_PWR_STA_REG_REG_OFFSET_UART1 (7) -+#define PM_PWR_STA_REG_REG_OFFSET_RTC (5) -+#define PM_PWR_STA_REG_REG_OFFSET_GDMA (4) -+#define PM_PWR_STA_REG_REG_OFFSET_SPI_PCM_I2S (3) -+#define PM_PWR_STA_REG_REG_OFFSET_DMC (2) -+#define PM_PWR_STA_REG_REG_OFFSET_SMC_NFI (1) -+#define PM_PWR_STA_REG_REG_MASK (0x03FFFFBE) -+ -+/* PM_CLK_CTRL_REG */ -+#define PM_CLK_CTRL_REG_OFFSET_I2S_MCLK (31) -+#define PM_CLK_CTRL_REG_OFFSET_DDR2_CHG_EN (30) -+#define PM_CLK_CTRL_REG_OFFSET_PCIE_REF1_EN (29) -+#define PM_CLK_CTRL_REG_OFFSET_PCIE_REF0_EN (28) -+#define PM_CLK_CTRL_REG_OFFSET_TIMER_SIM_MODE (27) -+#define PM_CLK_CTRL_REG_OFFSET_I2SCLK_DIV (24) -+#define PM_CLK_CTRL_REG_OFFSET_I2SCLK_SEL (22) -+#define PM_CLK_CTRL_REG_OFFSET_CLKOUT_DIV (20) -+#define PM_CLK_CTRL_REG_OFFSET_CLKOUT_SEL (16) -+#define PM_CLK_CTRL_REG_OFFSET_MDC_DIV (14) -+#define PM_CLK_CTRL_REG_OFFSET_CRYPTO_CLK_SEL (12) -+#define PM_CLK_CTRL_REG_OFFSET_CPU_PWR_MODE (9) -+#define PM_CLK_CTRL_REG_OFFSET_PLL_DDR2_SEL (7) -+#define PM_CLK_CTRL_REG_OFFSET_DIV_IMMEDIATE (6) -+#define PM_CLK_CTRL_REG_OFFSET_CPU_CLK_DIV (4) -+#define PM_CLK_CTRL_REG_OFFSET_PLL_CPU_SEL (0) -+ -+#define PM_CPU_CLK_DIV(DIV) { \ -+ PM_CLK_CTRL_REG &= ~((0x3) << PM_CLK_CTRL_REG_OFFSET_CPU_CLK_DIV); \ -+ PM_CLK_CTRL_REG |= (((DIV)&0x3) << PM_CLK_CTRL_REG_OFFSET_CPU_CLK_DIV); \ -+} -+ -+#define PM_PLL_CPU_SEL(CPU) { \ -+ PM_CLK_CTRL_REG &= ~((0xF) << PM_CLK_CTRL_REG_OFFSET_PLL_CPU_SEL); \ -+ PM_CLK_CTRL_REG |= (((CPU)&0xF) << PM_CLK_CTRL_REG_OFFSET_PLL_CPU_SEL); \ -+} -+ -+/* PM_PLL_LCD_I2S_CTRL_REG */ -+#define PM_PLL_LCD_I2S_CTRL_REG_OFFSET_MCLK_SMC_DIV (22) -+#define PM_PLL_LCD_I2S_CTRL_REG_OFFSET_R_SEL (17) -+#define PM_PLL_LCD_I2S_CTRL_REG_OFFSET_PLL_LCD_P (11) -+#define PM_PLL_LCD_I2S_CTRL_REG_OFFSET_PLL_LCD_M (3) -+#define PM_PLL_LCD_I2S_CTRL_REG_OFFSET_PLL_LCD_S (0) -+ -+/* PM_PLL_HM_PD_CTRL_REG */ -+/* -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PCIE_PHY1 (13) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PCIE_PHY0 (12) -+*/ -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_SATA_PHY1 (11) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_SATA_PHY0 (10) -+/* -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY1 (9) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY0 (8) -+*/ -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_I2SCD (6) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_I2S (5) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_LCD (4) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_USB (3) -+#define PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_RGMII (2) -+#define PM_PLL_HM_PD_CTRL_REG_MASK (0x00000C7C) -+ -+/* PM_REGULAT_CTRL_REG */ -+ -+/* PM_WDT_CTRL_REG */ -+#define PM_WDT_CTRL_REG_OFFSET_RESET_CPU_ONLY (0) -+ -+/* PM_WU_CTRL0_REG */ -+ -+/* PM_WU_CTRL1_REG */ -+ -+/* PM_CSR_REG - Clock Scaling Register*/ -+#define PM_CSR_REG_OFFSET_CSR_EN (30) -+#define PM_CSR_REG_OFFSET_CSR_NUM (0) -+ -+ -+#define CNS3XXX_PWR_CLK_EN(BLOCK) (0x1<<PM_CLK_GATE_REG_OFFSET_##BLOCK) -+ -+/* Software reset*/ -+#define CNS3XXX_PWR_SOFTWARE_RST(BLOCK) (0x1<<PM_SOFT_RST_REG_OFFST_##BLOCK) -+ -+ -+ -+/* CNS3XXX support several power saving mode as following, -+ * DFS, IDLE, HALT, DOZE, SLEEP, Hibernate -+ */ -+#define CNS3XXX_PWR_CPU_MODE_DFS (0) -+#define CNS3XXX_PWR_CPU_MODE_IDLE (1) -+#define CNS3XXX_PWR_CPU_MODE_HALT (2) -+#define CNS3XXX_PWR_CPU_MODE_DOZE (3) -+#define CNS3XXX_PWR_CPU_MODE_SLEEP (4) -+#define CNS3XXX_PWR_CPU_MODE_HIBERNATE (5) -+ -+ -+/* Enable functional block */ -+#if 0 -+#define CNS3XXX_PWR_PLL_PCIE_PHY1 (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PCIE_PHY1) -+#define CNS3XXX_PWR_PLL_PCIE_PHY0 (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PCIE_PHY0) -+#define CNS3XXX_PWR_PLL_SATA_PHY1 (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_SATA_PHY1) -+#define CNS3XXX_PWR_PLL_SATA_PHY0 (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY0) -+#define CNS3XXX_PWR_PLL_USB_PHY1 (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY1) -+#define CNS3XXX_PWR_PLL_USB_PHY0 (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY0) -+#define CNS3XXX_PWR_PLL_I2SCD (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_I2SCD) -+#define CNS3XXX_PWR_PLL_I2S (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_I2S) -+#define CNS3XXX_PWR_PLL_LCD (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_LCD) -+#define CNS3XXX_PWR_PLL_USB (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_USB) -+#define CNS3XXX_PWR_PLL_RGMII (0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_RGMII) -+#else -+#define CNS3XXX_PWR_PLL(BLOCK) (0x1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_##BLOCK) -+#endif -+#define CNS3XXX_PWR_PLL_ALL PM_PLL_HM_PD_CTRL_REG_MASK -+ -+void cns3xxx_pwr_power_up(unsigned int dev_num); -+void cns3xxx_pwr_power_down(unsigned int dev_num); -+ -+ -+/* Change CPU frequency and divider */ -+#define CNS3XXX_PWR_PLL_CPU_300MHZ (0) -+#define CNS3XXX_PWR_PLL_CPU_333MHZ (1) -+#define CNS3XXX_PWR_PLL_CPU_366MHZ (2) -+#define CNS3XXX_PWR_PLL_CPU_400MHZ (3) -+#define CNS3XXX_PWR_PLL_CPU_433MHZ (4) -+#define CNS3XXX_PWR_PLL_CPU_466MHZ (5) -+#define CNS3XXX_PWR_PLL_CPU_500MHZ (6) -+#define CNS3XXX_PWR_PLL_CPU_533MHZ (7) -+#define CNS3XXX_PWR_PLL_CPU_566MHZ (8) -+#define CNS3XXX_PWR_PLL_CPU_600MHZ (9) -+#define CNS3XXX_PWR_PLL_CPU_633MHZ (10) -+#define CNS3XXX_PWR_PLL_CPU_666MHZ (11) -+#define CNS3XXX_PWR_PLL_CPU_700MHZ (12) -+ -+#define CNS3XXX_PWR_CPU_CLK_DIV_BY1 (0) -+#define CNS3XXX_PWR_CPU_CLK_DIV_BY2 (1) -+#define CNS3XXX_PWR_CPU_CLK_DIV_BY4 (2) -+ -+ -+void cns3xxx_pwr_change_pll_cpu(unsigned int cpu_sel); -+ -+ -+ -+/* Change DDR2 frequency */ -+#define CNS3XXX_PWR_PLL_DDR2_200MHZ (0) -+#define CNS3XXX_PWR_PLL_DDR2_266MHZ (1) -+#define CNS3XXX_PWR_PLL_DDR2_333MHZ (2) -+#define CNS3XXX_PWR_PLL_DDR2_400MHZ (3) -+ -+/* Clock enable*/ -+void cns3xxx_pwr_clk_en(unsigned int block); -+/* Software reset*/ -+void cns3xxx_pwr_soft_rst(unsigned int block); -+void cns3xxx_pwr_soft_rst_force(unsigned int block); -+/* PLL/Hard macro */ -+void cns3xxx_pwr_power_up(unsigned int dev_num); -+void cns3xxx_pwr_power_down(unsigned int dev_num); -+/* Change CPU clock */ -+void cns3xxx_pwr_change_cpu_clock(unsigned int cpu_sel, unsigned int div_sel); -+/* System enter into sleep mode */ -+void cns3xxx_pwr_sleep(void); -+ -+int cns3xxx_cpu_clock(void); -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/scu.h -@@ -0,0 +1,34 @@ -+/* -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef __ASMARM_ARCH_SCU_H -+#define __ASMARM_ARCH_SCU_H -+ -+/* -+ * SCU registers -+ */ -+#define SCU_CTRL 0x00 -+#define SCU_CONFIG 0x04 -+#define SCU_CPU_STATUS 0x08 -+#define SCU_INVALIDATE 0x0c -+#define SCU_FPGA_REVISION 0x10 -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/sdhci.h -@@ -0,0 +1,42 @@ -+/******************************************************************************* -+ * -+ * arch/arm/mach-cns3xxx/include/mach/sdhci.h -+ * -+ * Scott Shu -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * SDHCI platform data definitions -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#ifndef _CNS3XXX_SDHCI_H_ -+#define _CNS3XXX_SDHCI_H_ -+ -+struct platform_device; -+ -+struct cns3xxx_sdhci_platdata { -+ unsigned int max_width; -+ unsigned int host_caps; -+ char **clocks; -+ -+ struct sdhci_host * sdhci_host; -+}; -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/smp.h -@@ -0,0 +1,49 @@ -+/* -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#ifndef ASMARM_ARCH_SMP_H -+#define ASMARM_ARCH_SMP_H -+ -+ -+#include <asm/hardware/gic.h> -+ -+#define hard_smp_processor_id() \ -+ ({ \ -+ unsigned int cpunum; \ -+ __asm__("mrc p15, 0, %0, c0, c0, 5" \ -+ : "=r" (cpunum)); \ -+ cpunum &= 0x0F; \ -+ }) -+ -+/* -+ * We use IRQ1 as the IPI -+ */ -+static inline void smp_cross_call(const struct cpumask *mask) -+{ -+ gic_raise_softirq(mask, 2); -+} -+ -+static inline void smp_cross_call_cache(const struct cpumask *mask) -+{ -+ gic_raise_softirq(mask, 1); -+} -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/system.h -@@ -0,0 +1,51 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/system.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * Copyright (C) 2000 Deep Blue Solutions Ltd -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+#ifndef __ASM_ARCH_SYSTEM_H -+#define __ASM_ARCH_SYSTEM_H -+ -+#include <linux/io.h> -+#include <mach/hardware.h> -+#include <mach/platform.h> -+#include <mach/pm.h> -+ -+static inline void arch_idle(void) -+{ -+ /* -+ * This should do all the clock switching -+ * and wait for interrupt tricks -+ */ -+ cpu_do_idle(); -+} -+ -+static inline void arch_reset(char mode, const char *cmd) -+{ -+ /* -+ * To reset, we hit the on-board reset register -+ * in the system FPGA -+ */ -+ cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(GLOBAL)); -+} -+ -+#endif ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/timex.h -@@ -0,0 +1,27 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/timex.h -+ * -+ * Cavium Networks architecture timex specifications -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#define CLOCK_TICK_RATE (50000000 / 16) ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/uncompress.h -@@ -0,0 +1,68 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/uncompress.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#include <mach/hardware.h> -+#include <asm/mach-types.h> -+ -+#include <mach/board.h> -+ -+#define AMBA_UART_DR(base) (*(volatile unsigned char *)((base) + 0x00)) -+#define AMBA_UART_LCRH(base) (*(volatile unsigned char *)((base) + 0x2c)) -+#define AMBA_UART_CR(base) (*(volatile unsigned char *)((base) + 0x30)) -+#define AMBA_UART_FR(base) (*(volatile unsigned char *)((base) + 0x18)) -+ -+/* -+ * Return the UART base address -+ */ -+static inline unsigned long get_uart_base(void) -+{ -+ return CNS3XXX_UART0_BASE; -+} -+ -+/* -+ * This does not append a newline -+ */ -+static inline void putc(int c) -+{ -+ unsigned long base = get_uart_base(); -+ -+ while (AMBA_UART_FR(base) & (1 << 5)) -+ barrier(); -+ -+ AMBA_UART_DR(base) = c; -+} -+ -+static inline void flush(void) -+{ -+ unsigned long base = get_uart_base(); -+ -+ while (AMBA_UART_FR(base) & (1 << 3)) -+ barrier(); -+} -+ -+/* -+ * nothing to do -+ */ -+#define arch_decomp_setup() -+#define arch_decomp_wdog() ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/include/mach/vmalloc.h -@@ -0,0 +1,26 @@ -+/* -+ * arch/arm/mach-cns3xxx/include/mach/vmalloc.h -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2003 ARM Limited -+ * Copyright (C) 2000 Russell King. -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#define VMALLOC_END (PAGE_OFFSET + 0x18000000) ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/Kconfig -@@ -0,0 +1,101 @@ -+menu "CNS3XXX platform type" -+ depends on ARCH_CNS3XXX -+ -+config MACH_GW2388 -+ bool "Support Gateworks Laguna Platform" -+ select ARM_GIC -+ help -+ Include support for the Cavium Networks CNS3XXX MPCore Platform Baseboard. -+ This is a platform with an on-board ARM11 MPCore and has support for USB, -+ USB-OTG, MMC/SD/SDIO and PCI-E, etc. -+ -+config CNS3XXX_PM_API -+ bool "Support for CNS3XXX Power Managemnet API" -+ depends on ARCH_CNS3XXX -+ default y -+ help -+ Enable support for the CNS3XXX Power Managemnet API. -+ -+config CNS3XXX_RAID -+ bool "Support for CNS3XXX RAID" -+ depends on ARCH_CNS3XXX -+ help -+ Enable RAID 4/5/6 Hardware accelartion in CNS3XXX. -+ If unsure, say N. -+ -+config CNS3XXX_DMAC -+ bool "Support for CNS3XXX DMAC" -+ depends on ARCH_CNS3XXX -+ help -+ Enable support for the CNS3XXX DMA controllers. -+ -+choice -+ prompt "PROM VERSTION" -+ default SILICON -+ help -+ Select the PROM interrupt ID mapping. -+config SILICON -+ bool "CNS3XXX_SILICON" -+ help -+ Temporary option. -+ Interrupt -+ ID Source Function Trigger Type -+ --- ------------- ------------- ---------------- -+ 32 clkscale_intr PMU rising edge -+ 33 sdio_intr SDIO high level -+ 34 l2cc_intr L2CC high level -+ 35 rtc_intr RTC high level -+ 36 i2s_intr I2S high level -+ 37 pcm_intr_n PCM high level -+ 38 spi_intr_n SPI high level -+ 39 i2c_intr_n I2C high level -+ 40 cim_intr CIM high level -+ 41 gpu_intr GPU high level -+ 42 lcd_intr LCD high level -+ 43 gpioa_intr GPIOA programmable -+ 44 gpiob_intr GPIOB programmable -+ 45 irda0_intr UART0 high level -+ 46 irda1_intr UART1 high level -+ 47 irda2_intr UART2 high level -+ 48 arm11_intr ARM11 high level -+ 49 swsta_intr PSE Status high level -+ 50 tstc_r0_intr PSE R0TxComplete rising edge -+ 51 fstc_r0_intr PSE R0RxComplete rising edge -+ 52 tsqe_r0_intr PSE R0QEmpty rising edge -+ 53 tsqe_r0_intr PSE R0QFull rising edge -+ 54 tstc_r1_intr PSE R1TxComplete rising edge -+ 55 fstc_r1_intr PSE R1RxComplete rising edge -+ 56 tsqe_r1_intr PSE R1QEmpty rising edge -+ 57 tsqe_r1_intr PSE R1QFull rising edge -+ 58 hnat_intr PPE high level -+ 59 crypto_intr CRYPTO high level -+ 60 hcie_intr HCIE rising edge -+ 61 pcie0_intr PCIE0 Device high level -+ 62 pcie1_intr PCIE1 Device high level -+ 63 usbotg_intr USB OTG high level -+ 64 ehci_intr USB EHCI high level -+ 65 sata_intr SATA high level -+ 66 raid_intr_n RAID high level -+ 67 smc_intr_n SMC high level -+ 68 dmac_abort_intr DMAC high level -+ 86:69 dmac_intr[17:0] DMAC high level -+ 87 pcie0_rc_intr PCIE0 RC high level -+ 88 pcie1_rc_intr PCIE1 RC high level -+ 89 timer1_intr TIMER 1 high level -+ 90 timer2_intr TIMER 2 high level -+ 91 ochi_intr_n USB OCHI high level -+ 92 timer3_intr TIMER 3 high level -+ 93 ext_intr0 Extrenal Pin programmable -+ 94 ext_intr1 Extrenal Pin programmable -+ 95 ext_intr2 Extrenal Pin programmable -+ -+endchoice -+ -+config CNS3XXX_GPU_ENVIRONMENT -+ bool "CNS3XXX GPU(GC300 2D Acceleration) Support" -+ default n -+ help -+ Say Y if you want to support 2D acceleration. -+ -+endmenu -+ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/laguna-setup.c -@@ -0,0 +1,593 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/laguna.c -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2008 ARM Limited -+ * Copyright (C) 2000 Deep Blue Solutions Ltd -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#include <linux/init.h> -+#include <linux/kernel.h> -+#include <linux/device.h> -+#include <linux/if_ether.h> -+#include <linux/socket.h> -+#include <linux/netdevice.h> -+ -+#include <linux/serial.h> -+#include <linux/tty.h> -+#include <linux/serial_8250.h> -+#include <linux/slab.h> -+#include <linux/spi/spi.h> -+#include <linux/spi/flash.h> -+#include <linux/i2c.h> -+#include <linux/i2c/at24.h> -+#include <linux/leds.h> -+#include <linux/i2c/pca953x.h> -+#include <linux/mtd/mtd.h> -+#include <linux/mtd/partitions.h> -+#include <linux/mtd/physmap.h> -+#include <linux/mmc/host.h> -+#include <mach/lm.h> -+#include <mach/sdhci.h> -+ -+#include <asm/types.h> -+#include <asm/setup.h> -+#include <asm/memory.h> -+#include <mach/hardware.h> -+#include <asm/mach-types.h> -+#include <asm/irq.h> -+#include <asm/mach/arch.h> -+#include <linux/irq.h> -+ -+#include "core.h" -+ -+struct laguna_board_info { -+ char model[6]; -+ u32 config_bitmap; -+ u32 config2_bitmap; -+ u8 nor_flash_size; -+ u8 spi_flash_size; -+}; -+ -+static struct laguna_board_info laguna_info __initdata; -+ -+/* -+ * Cavium Networks ARM11 MPCore platform devices -+ */ -+ -+static struct mtd_partition laguna_norflash_partitions[] = { -+ /* Bootloader */ -+ { -+ .name = "bootloader", -+ .offset = 0, -+ .size = SZ_256K, -+ .mask_flags = MTD_WRITEABLE, /* force read-only */ -+ }, -+ /* Bootloader params */ -+ { -+ .name = "params", -+ .offset = SZ_256K, -+ .size = SZ_128K, -+ .mask_flags = 0, -+ }, -+ /* linux */ -+ { -+ .name = "linux", -+ .offset = SZ_256K + SZ_128K, -+ .size = SZ_2M, -+ .mask_flags = 0, -+ }, -+ /* Root FS */ -+ { -+ .name = "rootfs", -+ .offset = SZ_256K + SZ_128K + SZ_2M, -+ .size = SZ_16M - SZ_256K - SZ_128K - SZ_2M, -+ .mask_flags = 0, -+ } -+}; -+ -+static struct physmap_flash_data laguna_norflash_data = { -+ .width = 2, -+ .parts = laguna_norflash_partitions, -+ .nr_parts = ARRAY_SIZE(laguna_norflash_partitions), -+}; -+ -+static struct resource laguna_norflash_resource = { -+ .start = CNS3XXX_FLASH0_BASE, -+ .end = CNS3XXX_FLASH0_BASE + SZ_16M - 1, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static struct platform_device laguna_norflash_device = { -+ .name = "physmap-flash", -+ .id = 0, -+ .dev = { -+ .platform_data = &laguna_norflash_data, -+ }, -+ .num_resources = 1, -+ .resource = &laguna_norflash_resource, -+}; -+ -+/* UART0 */ -+static struct resource laguna_uart_resources[] = { -+ { -+ .start = CNS3XXX_UART0_BASE, -+ .end = CNS3XXX_UART0_BASE + SZ_4K - 1, -+ .flags = IORESOURCE_MEM -+ },{ -+ .start = CNS3XXX_UART1_BASE, -+ .end = CNS3XXX_UART1_BASE + SZ_4K - 1, -+ .flags = IORESOURCE_MEM -+ },{ -+ .start = CNS3XXX_UART2_BASE, -+ .end = CNS3XXX_UART2_BASE + SZ_4K - 1, -+ .flags = IORESOURCE_MEM -+ }, -+}; -+ -+static struct plat_serial8250_port laguna_uart_data[] = { -+ { -+ .membase = (char*) (CNS3XXX_UART0_BASE_VIRT), -+ .mapbase = (CNS3XXX_UART0_BASE), -+ .irq = IRQ_CNS3XXX_UART0, -+ .iotype = UPIO_MEM, -+ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST, -+ .regshift = 2, -+ .uartclk = 24000000, -+ .type = PORT_16550A, -+ },{ -+ .membase = (char*) (CNS3XXX_UART1_BASE_VIRT), -+ .mapbase = (CNS3XXX_UART1_BASE), -+ .irq = IRQ_CNS3XXX_UART1, -+ .iotype = UPIO_MEM, -+ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST, -+ .regshift = 2, -+ .uartclk = 24000000, -+ .type = PORT_16550A, -+ },{ -+ .membase = (char*) (CNS3XXX_UART2_BASE_VIRT), -+ .mapbase = (CNS3XXX_UART2_BASE), -+ .irq = IRQ_CNS3XXX_UART2, -+ .iotype = UPIO_MEM, -+ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST, -+ .regshift = 2, -+ .uartclk = 24000000, -+ .type = PORT_16550A, -+ }, -+ { }, -+}; -+ -+static struct platform_device laguna_uart = { -+ .name = "serial8250", -+ .id = PLAT8250_DEV_PLATFORM, -+ .dev.platform_data = laguna_uart_data, -+ .num_resources = 3, -+ .resource = laguna_uart_resources -+}; -+ -+/* SDIO, MMC/SD */ -+static struct resource laguna_sdio_resource[] = { -+ { -+ .start = CNS3XXX_SDIO_BASE, -+ .end = CNS3XXX_SDIO_BASE + SZ_4K - 1, -+ .flags = IORESOURCE_MEM, -+ },{ -+ .start = IRQ_CNS3XXX_SDIO, -+ .end = IRQ_CNS3XXX_SDIO, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+struct cns3xxx_sdhci_platdata laguna_sdio_platform_data = { -+ .max_width = 4, -+ .host_caps = (MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED), -+}; -+ -+static u64 laguna_device_sdhci_dmamask = 0xffffffffUL; -+ -+static struct platform_device laguna_sdio_device = { -+ .name = "cns3xxx-sdhci", -+ .id = 0, -+ .num_resources = ARRAY_SIZE(laguna_sdio_resource), -+ .resource = laguna_sdio_resource, -+ .dev = { -+ .dma_mask = &laguna_device_sdhci_dmamask, -+ .coherent_dma_mask = 0xffffffffUL, -+ .platform_data = &laguna_sdio_platform_data, -+ } -+}; -+ -+static struct pca953x_platform_data laguna_pca_data = { -+ .gpio_base = 100, -+}; -+ -+static struct resource laguna_i2c_resource[] = { -+ { -+ .start = CNS3XXX_SSP_BASE + 0x20, -+ .end = 0x7100003f, -+ .flags = IORESOURCE_MEM, -+ },{ -+ .start = IRQ_CNS3XXX_I2C, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static struct platform_device laguna_i2c_controller_device = { -+ .name = "cns3xxx-i2c", -+ .num_resources = 2, -+ .resource = laguna_i2c_resource, -+}; -+ -+static struct resource laguna_usb_ehci_resource[] = { -+ { -+ .start = CNS3XXX_USB_BASE, -+ .end = CNS3XXX_USB_BASE + SZ_16M - 1, -+ .flags = IORESOURCE_MEM, -+ },{ -+ .start = IRQ_CNS3XXX_USB_EHCI, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 laguna_usb_dma_mask = 0xffffffffULL; -+ -+static struct platform_device laguna_usb_ehci_device = { -+ .name = "cns3xxx-ehci", -+ .num_resources = ARRAY_SIZE(laguna_usb_ehci_resource), -+ .resource = laguna_usb_ehci_resource, -+ .dev = { -+ .dma_mask = &laguna_usb_dma_mask, -+ .coherent_dma_mask = 0xffffffffULL, -+ }, -+}; -+ -+static struct resource laguna_usb_ohci_resource[] = { -+ { -+ .start = CNS3XXX_USB_OHCI_BASE, -+ .end = CNS3XXX_USB_OHCI_BASE + SZ_16M - 1, -+ .flags = IORESOURCE_MEM, -+ },{ -+ .start = IRQ_CNS3XXX_USB_OHCI, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 laguna_usb_ohci_dma_mask = 0xffffffffULL; -+static struct platform_device laguna_usb_ohci_device = { -+ .name = "cns3xxx-ohci", -+ .dev = { -+ .dma_mask = &laguna_usb_ohci_dma_mask, -+ .coherent_dma_mask = 0xffffffffULL, -+ }, -+ .num_resources = 2, -+ .resource = laguna_usb_ohci_resource, -+}; -+ -+static u64 laguna_usbotg_dma_mask = 0xffffffffULL; -+static struct lm_device laguna_usb_otg_device = { -+ .dev = { -+ .dma_mask = &laguna_usbotg_dma_mask, -+ .coherent_dma_mask = 0xffffffffULL, -+ }, -+ .resource = { -+ .start = CNS3XXX_USBOTG_BASE, -+ .end = CNS3XXX_USBOTG_BASE + SZ_16M - 1, -+ .flags = IORESOURCE_MEM, -+ }, -+ .irq = IRQ_CNS3XXX_USB_OTG, -+}; -+ -+static struct resource laguna_ahci_resource[] = { -+ { -+ .start = CNS3XXX_SATA2_BASE, -+ .end = CNS3XXX_SATA2_BASE + CNS3XXX_SATA2_SIZE - 1, -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = IRQ_CNS3XXX_SATA, -+ .end = IRQ_CNS3XXX_SATA, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 laguna_device_ahci_dmamask = 0xffffffffUL; -+ -+static struct platform_device laguna_ahci = { -+ .name = "cns3xxx_ahci", -+ .id = -1, -+ .dev = { -+ .dma_mask = &laguna_device_ahci_dmamask, -+ .coherent_dma_mask = 0xffffffffUL, -+ }, -+ .resource = laguna_ahci_resource, -+ .num_resources = ARRAY_SIZE(laguna_ahci_resource), -+}; -+ -+/* SPI Flash */ -+static struct mtd_partition laguna_spiflash_partitions[] = { -+ /* Bootloader */ -+ { -+ .name = "bootloader", -+ .offset = 0, -+ .size = SZ_128K, -+ }, -+ /* Bootloader params */ -+ { -+ .name = "params", -+ .offset = SZ_128K, -+ .size = SZ_128K, -+ }, -+ /* linux */ -+ { -+ .name = "linux", -+ .offset = SZ_256K, -+ .size = 0x180000, -+ .mask_flags = 0, -+ }, -+ /* FileSystem */ -+ { -+ .name = "rootfs", -+ .offset = SZ_256K + 0x180000, -+ .size = SZ_4M - SZ_256K - 0x180000, -+ } -+}; -+ -+static struct flash_platform_data laguna_spiflash_data = { -+ .parts = laguna_spiflash_partitions, -+ .nr_parts = ARRAY_SIZE(laguna_spiflash_partitions), -+}; -+ -+static struct spi_board_info __initdata laguna_spi_devices[] = { -+ { -+ .modalias = "m25p80", -+ .platform_data = &laguna_spiflash_data, -+ .max_speed_hz = 50000000, -+ .bus_num = 1, -+ .chip_select = 0, -+ }, -+}; -+ -+static struct platform_device laguna_spi_controller_device = { -+ .name = "cns3xxx_spi", -+}; -+ -+static struct gpio_led laguna_gpio_leds[] = { -+ { -+ .name = "user1", /* Green Led */ -+ .gpio = 115, -+ .active_low = 1, -+ }, -+ { -+ .name = "user2", /* Red Led */ -+ .gpio = 114, -+ .active_low = 1, -+ }, -+}; -+ -+static struct gpio_led_platform_data laguna_gpio_leds_data = { -+ .num_leds = 2, -+ .leds = laguna_gpio_leds, -+}; -+ -+static struct platform_device laguna_gpio_leds_device = { -+ .name = "leds-gpio", -+ .id = -1, -+ .dev.platform_data = &laguna_gpio_leds_data, -+}; -+ -+static struct eth_plat_info laguna_net_data = { -+ .ports = 3, // Bring Up both Eth port by Default -+}; -+ -+static struct platform_device laguna_net_device = { -+ .name = "cns3xxx-net", -+ .id = -1, -+ .dev.platform_data = &laguna_net_data, -+}; -+ -+static struct memory_accessor *at24_mem_acc; -+ -+static void at24_setup(struct memory_accessor *mem_acc, void *context) -+{ -+ char buf[8]; -+ -+ at24_mem_acc = mem_acc; -+ -+ /* Read MAC addresses */ -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x100, 6) == 6) -+ memcpy(&laguna_net_data.eth0_hwaddr, buf, ETH_ALEN); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x106, 6) == 6) -+ memcpy(&laguna_net_data.eth1_hwaddr, buf, ETH_ALEN); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x10C, 6) == 6) -+ memcpy(&laguna_net_data.eth2_hwaddr, buf, ETH_ALEN); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x112, 6) == 6) -+ memcpy(&laguna_net_data.cpu_hwaddr, buf, ETH_ALEN); -+ -+ /* Read out Model Information */ -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x130, 16) == 16) -+ memcpy(&laguna_info.model, buf, 16); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x140, 1) == 1) -+ memcpy(&laguna_info.nor_flash_size, buf, 1); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x141, 1) == 1) -+ memcpy(&laguna_info.spi_flash_size, buf, 1); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x142, 4) == 4) -+ memcpy(&laguna_info.config_bitmap, buf, 8); -+ if (at24_mem_acc->read(at24_mem_acc, buf, 0x146, 4) == 4) -+ memcpy(&laguna_info.config2_bitmap, buf, 8); -+}; -+ -+static struct at24_platform_data laguna_eeprom_info = { -+ .byte_len = 1024, -+ .page_size = 16, -+ .flags = AT24_FLAG_READONLY, -+ .setup = at24_setup, -+}; -+ -+static struct i2c_board_info __initdata laguna_i2c_devices[] = { -+ { -+ I2C_BOARD_INFO("pca9555", 0x23), -+ .platform_data = &laguna_pca_data, -+ }, -+ { -+ I2C_BOARD_INFO("gsp", 0x29), -+ }, -+ { -+ I2C_BOARD_INFO ("24c08",0x50), -+ .platform_data = &laguna_eeprom_info, -+ }, -+ { -+ I2C_BOARD_INFO("ds1672", 0x68), -+ }, -+}; -+ -+static void __init laguna_init(void) -+{ -+ cns3xxx_sys_init(); -+ -+ platform_device_register(&laguna_i2c_controller_device); -+ -+ i2c_register_board_info(0, laguna_i2c_devices, ARRAY_SIZE(laguna_i2c_devices)); -+ -+ pm_power_off = cns3xxx_power_off; -+} -+ -+static int __init laguna_model_setup(void) -+{ -+ if (!machine_is_gw2388()) -+ return 0; -+ -+ printk("Running on Gateworks Laguna %s\n", laguna_info.model); -+ -+ if (strncmp(laguna_info.model, "GW", 2) == 0) { -+ if (laguna_info.config_bitmap & ETH0_LOAD) -+ laguna_net_data.ports |= BIT(0); -+ if (laguna_info.config_bitmap & ETH1_LOAD) -+ laguna_net_data.ports |= BIT(1); -+ if (laguna_info.config_bitmap & ETH2_LOAD) -+ laguna_net_data.ports |= BIT(2); -+ if (laguna_net_data.ports) -+ platform_device_register(&laguna_net_device); -+ -+ if (laguna_info.config_bitmap & (SATA0_LOAD | SATA1_LOAD)) -+ platform_device_register(&laguna_ahci); -+ -+ if (laguna_info.config_bitmap & (PCIe0_LOAD)) -+ cns3xxx_pcie_init(1); -+ -+ if (laguna_info.config_bitmap & (PCIe1_LOAD)) -+ cns3xxx_pcie_init(2); -+ -+ if (laguna_info.config_bitmap & (USB0_LOAD)) -+ lm_device_register(&laguna_usb_otg_device); -+ -+ if (laguna_info.config_bitmap & (USB1_LOAD)) { -+ platform_device_register(&laguna_usb_ehci_device); -+ platform_device_register(&laguna_usb_ohci_device); -+ } -+ -+ if (laguna_info.config_bitmap & (SD_LOAD)) -+ platform_device_register(&laguna_sdio_device); -+ -+ if (laguna_info.config_bitmap & (UART0_LOAD)) -+ laguna_uart.num_resources = 1; -+ if (laguna_info.config_bitmap & (UART1_LOAD)) -+ laguna_uart.num_resources = 2; -+ if (laguna_info.config_bitmap & (UART2_LOAD)) -+ laguna_uart.num_resources = 3; -+ platform_device_register(&laguna_uart); -+ -+ if (laguna_info.config2_bitmap & (NOR_FLASH_LOAD)) { -+ switch (laguna_info.nor_flash_size) { -+ case 1: -+ laguna_norflash_partitions[3].size = SZ_8M - SZ_256K - SZ_128K - SZ_2M; -+ laguna_norflash_resource.end = CNS3XXX_FLASH0_BASE + SZ_8M - 1; -+ break; -+ case 2: -+ laguna_norflash_partitions[3].size = SZ_16M - SZ_256K - SZ_128K - SZ_2M; -+ laguna_norflash_resource.end = CNS3XXX_FLASH0_BASE + SZ_16M - 1; -+ break; -+ case 3: -+ laguna_norflash_partitions[3].size = SZ_32M - SZ_256K - SZ_128K - SZ_2M; -+ laguna_norflash_resource.end = CNS3XXX_FLASH0_BASE + SZ_32M - 1; -+ break; -+ case 4: -+ laguna_norflash_partitions[3].size = SZ_64M - SZ_256K - SZ_128K - SZ_2M; -+ laguna_norflash_resource.end = CNS3XXX_FLASH0_BASE + SZ_64M - 1; -+ break; -+ case 5: -+ laguna_norflash_partitions[3].size = SZ_128M - SZ_256K - SZ_128K - SZ_2M; -+ laguna_norflash_resource.end = CNS3XXX_FLASH0_BASE + SZ_128M - 1; -+ break; -+ } -+ platform_device_register(&laguna_norflash_device); -+ } -+ -+ if (laguna_info.config2_bitmap & (SPI_FLASH_LOAD)) { -+ switch (laguna_info.spi_flash_size) { -+ case 1: -+ laguna_spiflash_partitions[3].size = SZ_4M - SZ_256K - 0x180000; -+ break; -+ case 2: -+ laguna_spiflash_partitions[3].size = SZ_8M - SZ_256K - 0x180000; -+ break; -+ case 3: -+ laguna_spiflash_partitions[3].size = SZ_16M - SZ_256K - 0x180000; -+ break; -+ case 4: -+ laguna_spiflash_partitions[3].size = SZ_32M - SZ_256K - 0x180000; -+ break; -+ case 5: -+ laguna_spiflash_partitions[3].size = SZ_64M - SZ_256K - 0x180000; -+ break; -+ } -+ spi_register_board_info(laguna_spi_devices, ARRAY_SIZE(laguna_spi_devices)); -+ } -+ -+ if (laguna_info.config_bitmap & (SPI0_LOAD | SPI1_LOAD)) -+ { -+ platform_device_register(&laguna_spi_controller_device); -+ } -+ -+ /* -+ * Do any model specific setup not known by the bitmap by matching -+ * the first 6 characters of the model name -+ */ -+ -+ if (strncmp(laguna_info.model, "GW2388", 6) == 0) -+ { -+ platform_device_register(&laguna_gpio_leds_device); -+ } -+ } else { -+ // Do some defaults here, not sure what yet -+ } -+ -+ return 0; -+} -+late_initcall(laguna_model_setup); -+ -+MACHINE_START(GW2388, "Gateworks Laguna Platform") -+ .phys_io = CNS3XXX_UART0_BASE, -+ .io_pg_offst = (CNS3XXX_UART0_BASE_VIRT >> 18) & 0xfffc, -+ .boot_params = 0x00000100, -+ .map_io = cns3xxx_map_io, -+ .init_irq = cns3xxx_init_irq, -+ .timer = &cns3xxx_timer, -+ .init_machine = laguna_init, -+MACHINE_END ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/lm.c -@@ -0,0 +1,98 @@ -+/* -+ * linux/arch/arm/mach-integrator/lm.c -+ * -+ * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ */ -+#include <linux/module.h> -+#include <linux/init.h> -+#include <linux/device.h> -+#include <linux/version.h> -+#include <linux/slab.h> -+ -+#include <mach/lm.h> -+ -+#define to_lm_device(d) container_of(d, struct lm_device, dev) -+#define to_lm_driver(d) container_of(d, struct lm_driver, drv) -+ -+static int lm_match(struct device *dev, struct device_driver *drv) -+{ -+ return 1; -+} -+ -+static int lm_bus_probe(struct device *dev) -+{ -+ struct lm_device *lmdev = to_lm_device(dev); -+ struct lm_driver *lmdrv = to_lm_driver(dev->driver); -+ -+ return lmdrv->probe(lmdev); -+} -+ -+static int lm_bus_remove(struct device *dev) -+{ -+ struct lm_device *lmdev = to_lm_device(dev); -+ struct lm_driver *lmdrv = to_lm_driver(dev->driver); -+ -+ if (lmdrv->remove) -+ lmdrv->remove(lmdev); -+ return 0; -+} -+ -+static struct bus_type lm_bustype = { -+ .name = "logicmodule", -+ .match = lm_match, -+ .probe = lm_bus_probe, -+ .remove = lm_bus_remove, -+}; -+ -+static int __init lm_init(void) -+{ -+ return bus_register(&lm_bustype); -+} -+ -+postcore_initcall(lm_init); -+ -+int lm_driver_register(struct lm_driver *drv) -+{ -+ drv->drv.bus = &lm_bustype; -+ return driver_register(&drv->drv); -+} -+ -+void lm_driver_unregister(struct lm_driver *drv) -+{ -+ driver_unregister(&drv->drv); -+} -+ -+static void lm_device_release(struct device *dev) -+{ -+ struct lm_device *d = to_lm_device(dev); -+ -+ kfree(d); -+} -+ -+int lm_device_register(struct lm_device *dev) -+{ -+ int ret; -+ -+ dev->dev.release = lm_device_release; -+ dev->dev.bus = &lm_bustype; -+ -+ ret = dev_set_name(&dev->dev, "lm%d", dev->id); -+ if (ret) -+ return ret; -+ dev->resource.name = dev_name(&dev->dev); -+ -+ ret = request_resource(&iomem_resource, &dev->resource); -+ if (ret == 0) { -+ ret = device_register(&dev->dev); -+ if (ret) -+ release_resource(&dev->resource); -+ } -+ return ret; -+} -+ -+EXPORT_SYMBOL(lm_driver_register); -+EXPORT_SYMBOL(lm_driver_unregister); ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/localtimer.c -@@ -0,0 +1,26 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/localtimer.c -+ * -+ * Copyright (C) 2002 ARM Ltd. -+ * All Rights Reserved -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ */ -+#include <linux/init.h> -+#include <linux/smp.h> -+#include <linux/clockchips.h> -+ -+#include <asm/irq.h> -+#include <asm/smp_twd.h> -+#include <asm/localtimer.h> -+ -+/* -+ * Setup the local clock events for a CPU. -+ */ -+void __cpuinit local_timer_setup(struct clock_event_device *evt) -+{ -+ evt->irq = IRQ_LOCALTIMER; -+ twd_timer_setup(evt); -+} ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/Makefile -@@ -0,0 +1,14 @@ -+# -+# Makefile for the linux kernel. -+# -+ -+obj-y := core.o lm.o -+obj-$(CONFIG_MACH_GW2388) += laguna-setup.o -+obj-$(CONFIG_SMP) += platsmp.o headsmp.o -+obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o -+obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o -+obj-$(CONFIG_PCIEPORTBUS) += pcie.o -+obj-$(CONFIG_CNS3XXX_RAID) += rdma.o -+obj-$(CONFIG_CNS3XXX_DMAC) += dmac.o -+obj-$(CONFIG_CNS3XXX_PM_API) += pm.o -+ ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/Makefile.boot -@@ -0,0 +1,4 @@ -+ zreladdr-y := 0x00008000 -+params_phys-y := 0x00000100 -+initrd_phys-y := 0x00C00000 -+kernel_phys-y := 0x00600000 ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/platsmp.c -@@ -0,0 +1,220 @@ -+/* -+ * linux/arch/arm/mach-cns3xxx/platsmp.c -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * Copyright (C) 2002 ARM Ltd. -+ * All Rights Reserved -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ */ -+ -+#include <linux/init.h> -+#include <linux/errno.h> -+#include <linux/delay.h> -+#include <linux/device.h> -+#include <linux/jiffies.h> -+#include <linux/smp.h> -+#include <linux/io.h> -+ -+#include <asm/cacheflush.h> -+#include <mach/hardware.h> -+#include <asm/mach-types.h> -+#include <asm/localtimer.h> -+ -+#include <asm/smp_scu.h> -+ -+#include "core.h" -+ -+extern void cns3xxx_secondary_startup(void); -+ -+/* -+ * control for which core is the next to come out of the secondary -+ * boot "holding pen" -+ */ -+volatile int __cpuinitdata pen_release = -1; -+ -+static void __iomem *scu_base_addr(void) -+{ -+ return (void __iomem *)(CNS3XXX_TC11MP_SCU_BASE_VIRT); -+} -+ -+static inline unsigned int get_core_count(void) -+{ -+ void __iomem *scu_base = scu_base_addr(); -+ if (scu_base) -+ return scu_get_core_count(scu_base); -+ return 1; -+} -+ -+static DEFINE_SPINLOCK(boot_lock); -+ -+void __cpuinit platform_secondary_init(unsigned int cpu) -+{ -+ trace_hardirqs_off(); -+ -+ /* -+ * if any interrupts are already enabled for the primary -+ * core (e.g. timer irq), then they will not have been enabled -+ * for us: do so -+ */ -+ gic_cpu_init(0, (void __iomem *)(CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT)); -+ set_interrupt_pri(1, 0); // set cache broadcast ipi to highest priority -+ -+ /* -+ * let the primary processor know we're out of the -+ * pen, then head off into the C entry point -+ */ -+ pen_release = -1; -+ smp_wmb(); -+ -+ /* -+ * Synchronise with the boot thread. -+ */ -+ spin_lock(&boot_lock); -+ spin_unlock(&boot_lock); -+} -+ -+int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) -+{ -+ unsigned long timeout; -+ -+ /* -+ * set synchronisation state between this boot processor -+ * and the secondary one -+ */ -+ spin_lock(&boot_lock); -+ -+ /* -+ * The secondary processor is waiting to be released from -+ * the holding pen - release it, then wait for it to flag -+ * that it has been released by resetting pen_release. -+ * -+ * Note that "pen_release" is the hardware CPU ID, whereas -+ * "cpu" is Linux's internal ID. -+ */ -+ pen_release = cpu; -+ flush_cache_all(); -+ -+ /* -+ * XXX -+ * -+ * This is a later addition to the booting protocol: the -+ * bootMonitor now puts secondary cores into WFI, so -+ * poke_milo() no longer gets the cores moving; we need -+ * to send a soft interrupt to wake the secondary core. -+ * Use smp_cross_call() for this, since there's little -+ * point duplicating the code here -+ */ -+ smp_cross_call(cpumask_of(cpu)); -+ -+ timeout = jiffies + (1 * HZ); -+ while (time_before(jiffies, timeout)) { -+ smp_rmb(); -+ if (pen_release == -1) -+ break; -+ -+ udelay(10); -+ } -+ -+ /* -+ * now the secondary core is starting up let it run its -+ * calibrations, then wait for it to finish -+ */ -+ spin_unlock(&boot_lock); -+ -+ return pen_release != -1 ? -ENOSYS : 0; -+} -+ -+static void __init poke_milo(void) -+{ -+ /* nobody is to be released from the pen yet */ -+ pen_release = -1; -+ -+ /* write the address of secondary startup into the general purpose register */ -+ __raw_writel(virt_to_phys(cns3xxx_secondary_startup), (void __iomem *)(0xFFF07000 + 0x0600)); -+ -+ mb(); -+} -+ -+/* -+ * Initialise the CPU possible map early - this describes the CPUs -+ * which may be present or become present in the system. -+ */ -+void __init smp_init_cpus(void) -+{ -+ unsigned int i, ncores = get_core_count(); -+ -+ for (i = 0; i < ncores; i++) -+ set_cpu_possible(i, true); -+} -+ -+void __init smp_prepare_cpus(unsigned int max_cpus) -+{ -+ unsigned int ncores = get_core_count(); -+ unsigned int cpu = smp_processor_id(); -+ int i; -+ -+ /* sanity check */ -+ if (ncores == 0) { -+ printk(KERN_ERR -+ "CNS3XXX: strange CM count of 0? Default to 1\n"); -+ -+ ncores = 1; -+ } -+ -+ if (ncores > NR_CPUS) { -+ printk(KERN_WARNING -+ "CNS3XXX: no. of cores (%d) greater than configured " -+ "maximum of %d - clipping\n", -+ ncores, NR_CPUS); -+ ncores = NR_CPUS; -+ } -+ -+ smp_store_cpu_info(cpu); -+ -+ /* -+ * are we trying to boot more cores than exist? -+ */ -+ if (max_cpus > ncores) -+ max_cpus = ncores; -+ -+ /* -+ * Initialise the present map, which describes the set of CPUs -+ * actually populated at the present time. -+ */ -+ for (i = 0; i < max_cpus; i++) -+ set_cpu_present(i, true); -+ -+ /* -+ * Initialise the SCU if there are more than one CPU and let -+ * them know where to start. Note that, on modern versions of -+ * MILO, the "poke" doesn't actually do anything until each -+ * individual core is sent a soft interrupt to get it out of -+ * WFI -+ */ -+ if (max_cpus > 1) { -+ /* -+ * Enable the local timer or broadcast device for the -+ * boot CPU, but only if we have more than one CPU. -+ */ -+ percpu_timer_setup(); -+ -+ scu_enable(scu_base_addr()); -+ poke_milo(); -+ } -+} ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/pm.c -@@ -0,0 +1,476 @@ -+/****************************************************************************** -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+#include <linux/pm.h> -+#include <linux/interrupt.h> -+#include <mach/pm.h> -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/proc_fs.h> -+#include <linux/delay.h> -+#include <mach/misc.h> -+ -+/* -+ * cns3xxx_pwr_clk_en - clock enable -+ * @block: bitmap for peripheral -+ */ -+void cns3xxx_pwr_clk_en(unsigned int block) -+{ -+ PM_CLK_GATE_REG |= (block&PM_CLK_GATE_REG_MASK); -+} -+ -+/* -+ * cns3xxx_pwr_soft_rst - software reset -+ * @block: bitmap for peripheral -+ */ -+void cns3xxx_pwr_soft_rst_force(unsigned int block) -+{ -+ /* bit 0, 28, 29 => program low to reset, -+ * the other else program low and then high -+ */ -+ if (block & 0x30000001) { -+ PM_SOFT_RST_REG &= ~(block&PM_SOFT_RST_REG_MASK); -+ } else { -+ PM_SOFT_RST_REG &= ~(block&PM_SOFT_RST_REG_MASK); -+ PM_SOFT_RST_REG |= (block&PM_SOFT_RST_REG_MASK); -+ } -+} -+ -+void cns3xxx_pwr_soft_rst(unsigned int block) -+{ -+ static unsigned int soft_reset = 0; -+ -+ if(soft_reset & block) { -+ //Because SPI/I2C/GPIO use the same block, just only reset once... -+ return; -+ } -+ else { -+ soft_reset |= block; -+ } -+ cns3xxx_pwr_soft_rst_force(block); -+} -+ -+/* -+ * void cns3xxx_pwr_lp_hs - lower power handshake -+ * @dev: bitmap for device -+ * -+ */ -+void cns3xxx_lp_hs(unsigned int dev) -+{ -+ -+ if (PM_HS_CFG_REG_MASK_SUPPORT & dev) { -+ PM_HS_CFG_REG |= dev; -+ -+ /* TODO: disable clock */ -+ } -+} -+ -+/* -+ * cns3xxx_pwr_mode - change CPU power mode -+ * @pwr_mode: CPU power mode -+ * CNS3XXX_PWR_CPU_MODE_DFS, CNS3XXX_PWR_CPU_MODE_IDLE -+ * CNS3XXX_PWR_CPU_MODE_HALT, CNS3XXX_PWR_CPU_MODE_DOZE -+ * CNS3XXX_PWR_CPU_MODE_SLEEP, CNS3XXX_PWR_CPU_MODE_HIBERNATE -+ */ -+static void cns3xxx_pwr_mode(unsigned int pwr_mode) -+{ -+ if (CNS3XXX_PWR_CPU_MODE_HIBERNATE < pwr_mode) { -+ return; -+ } -+ -+ PM_CLK_CTRL_REG &= -+ ~(0x7<<PM_CLK_CTRL_REG_OFFSET_CPU_PWR_MODE); -+ PM_CLK_CTRL_REG |= -+ ((pwr_mode&0x7)<<PM_CLK_CTRL_REG_OFFSET_CPU_PWR_MODE); -+}; -+ -+/* cns3xxx_pwr_power_up - -+ * cns3xxx_pwr_power_down - -+ * @dev_num: bitmap for functional block -+ * CNS3XXX_PWR_PLL_PCIE_PHY1, CNS3XXX_PWR_PLL_PCIE_PHY0 -+ * CNS3XXX_PWR_PLL_SATA_PHY1, CNS3XXX_PWR_PLL_SATA_PHY0 -+ * CNS3XXX_PWR_PLL_USB_PHY1, CNS3XXX_PWR_PLL_USB_PHY0 -+ * CNS3XXX_PWR_PLL_I2SCD, CNS3XXX_PWR_PLL_I2S -+ * CNS3XXX_PWR_PLL_LCD, CNS3XXX_PWR_PLL_USB -+ * CNS3XXX_PWR_PLL_RGMII, CNS3XXX_PWR_PLL_ALL -+ */ -+void cns3xxx_pwr_power_up(unsigned int dev_num) -+{ -+ PM_PLL_HM_PD_CTRL_REG &= ~(dev_num & CNS3XXX_PWR_PLL_ALL); -+ -+ /* TODO: wait for 300us for the PLL output clock locked */ -+}; -+ -+void cns3xxx_pwr_power_down(unsigned int dev_num) -+{ -+ /* write '1' to power down */ -+ PM_PLL_HM_PD_CTRL_REG |= (dev_num & CNS3XXX_PWR_PLL_ALL); -+}; -+ -+#if 0 -+/* cns3xxx_pwr_change_pll_ddr - change DDR2 frequency -+ * @ddr_sel: DDR2 clock select -+ * CNS3XXX_PWR_PLL_DDR2_200MHZ -+ * CNS3XXX_PWR_PLL_DDR2_266MHZ -+ * CNS3XXX_PWR_PLL_DDR2_333MHZ -+ * CNS3XXX_PWR_PLL_DDR2_400MHZ -+ */ -+void cns3xxx_pwr_change_pll_ddr(unsigned int ddr_sel) -+{ -+ if (CNS3XXX_PWR_PLL_DDR2_400MHZ < ddr_sel) { -+ return; -+ } -+ -+ PM_CLK_CTRL_REG &= ~(0x3 << PM_CLK_CTRL_REG_OFFSET_PLL_DDR2_SEL); -+ PM_CLK_CTRL_REG |= (ddr_sel << PM_CLK_CTRL_REG_OFFSET_PLL_DDR2_SEL); -+} -+#endif -+ -+#define GIC_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT+offset))) -+ -+ -+/* Change CPU frequency and divider */ -+/* -+ * cns3xxx_pwr_change_pll_cpu - change PLL CPU frequency -+ * @cpu_sel: PLL CPU frequency -+ * @div_sel: divider -+ * -+ * This feature requires that 2nd core is in WFI mode and L2 cache is disabled -+ * Before calling this function, please make sure that L2 cache is not in use -+ * -+ */ -+void cns3xxx_pwr_change_cpu_clock(unsigned int cpu_sel, unsigned int div_sel) -+{ -+ /* 1. Set PLL_CPU_SEL -+ * 2. Set in DFS mode -+ * 3. disable all interrupt except interrupt ID-32 (clkscale_intr) -+ * 4. Let CPU enter into WFI state -+ * 5. Wait PMU to change PLL_CPU and divider and wake up CPU -+ */ -+ int old_cpu, old_div; -+ -+ -+ /* sanity check */ -+ if ((CNS3XXX_PWR_PLL_CPU_700MHZ < cpu_sel) -+ || (CNS3XXX_PWR_CPU_CLK_DIV_BY4 < div_sel)) { -+ return; -+ } -+ -+ old_cpu = (PM_CLK_CTRL_REG >> PM_CLK_CTRL_REG_OFFSET_PLL_CPU_SEL) &0xf; -+ old_div = (PM_CLK_CTRL_REG >> PM_CLK_CTRL_REG_OFFSET_CPU_CLK_DIV) & 0x3; -+ -+ if ((cpu_sel == old_cpu) -+ && (div_sel == old_div)) { -+ return; -+ } -+ -+ /* 1. Set PLL_CPU_SEL */ -+ PM_PLL_CPU_SEL(cpu_sel); -+ PM_CPU_CLK_DIV(div_sel); -+ -+ /* 2. Set in DFS mode */ -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DFS); -+ -+ /* 3. disable all interrupt except interrupt ID-32 (clkscale_intr) */ -+ /* disable all interrupt */ -+ GIC_REG_VALUE(0x184) = 0xffffffff; -+ GIC_REG_VALUE(0x188) = 0xffffffff; -+ /* enable interrupt id 32*/ -+ GIC_REG_VALUE(0x104) = 0x00000001; -+ GIC_REG_VALUE(0x108) = 0x80000000; -+ -+ /* 4. Let CPU enter into WFI state */ -+ asm volatile( -+ "mov r0, #0\n" -+ "mcr p15, 0, r0, c7, c0, 4\n" -+ ); -+ -+ -+#if 0 -+ { -+ int i; -+ for (i=IRQ_CNS3XXX_PMU+1; i<IRQ_CNS3XXX_EXTERNAL_PIN0; i++) { -+ enable_irq(i); -+ } -+ } -+#else -+ GIC_REG_VALUE(0x104) = 0xffffffff; -+ GIC_REG_VALUE(0x108) = 0xffffffff; -+#endif -+ -+ { -+ /* for timer, because CPU clock is changed */ -+ int pclk = (cns3xxx_cpu_clock() >> 3); -+ *(volatile unsigned int *) (CNS3XXX_TIMER1_2_3_BASE_VIRT + TIMER1_AUTO_RELOAD_OFFSET) -+ = pclk/15*0x25000; -+ } -+ -+} -+ -+ -+/* -+ * clock_out_sel - select clock source to ClkOut pin -+ * This function just select pll_cpu to ClkOut pin, -+ * we can measure the ClkOut frequency to make sure whether pll_cpu is change -+ * -+ */ -+void clock_out_sel(void) -+{ -+ -+ int temp = PM_CLK_CTRL_REG; -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 26); /* Set GPIOB26 to ClkOut*/ -+ /* debug purpose, use ext intr 1 and 2 to generate interrupt */ -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 27); /* Set GPIOB27 to external interrupt 2*/ -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 28); /* Set GPIOB28 to external interrupt 1*/ -+ /* select ClkOut source as pll_cpu_clk and ClkOut divider is by 16 */ -+ temp &=~(0x3 << 20); -+ temp &=~(0xf << 16); -+ temp |= (0x3 << 20); -+ temp |= (0x1 << 16); -+ PM_CLK_CTRL_REG = temp; -+} -+ -+void cns3xxx_wfi(void) -+{ -+ mb(); -+ asm volatile( -+ "mov r0, #0\n" -+ "mcr p15, 0, r0, c7, c10, 4\n" -+ "mcr p15, 0, r0, c7, c0, 4\n" -+ ); -+} -+ -+/* -+ * cns3xxx_pwr_sleep - -+ */ -+void cns3xxx_pwr_sleep(void) -+{ -+ /* 1. Set in sleep mode -+ * 2. disable all functional block -+ * 3. make sure that all function block are in power off state -+ * 4. power down all PLL -+ * 5. Let CPU enter into WFI state -+ * 6. Wait PMU to change PLL_CPU and divider and wake up CPU -+ */ -+ int i, j, count = 0; -+ /* 1. Set in SLEEP mode */ -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_SLEEP); -+ -+ /* 2. disable all functional block */ -+ i = PM_CLK_GATE_REG; -+ PM_CLK_GATE_REG = 0x0; -+ -+ /* 3. make sure that all function block are in power off state */ -+ while (0x4 != PM_PWR_STA_REG) { -+ count++; -+ if (1000 == count) { -+ count = PM_PWR_STA_REG; -+ break; -+ } -+ }; -+ -+ /* 4. power down all PLL */ -+ j = PM_PLL_HM_PD_CTRL_REG; -+ PM_PLL_HM_PD_CTRL_REG = 0x00003FFC; -+ -+#if 0 -+ /* set DMC to low power hand shake */ -+ PM_HS_CFG_REG |= (0x1 << 2); -+ /* disable DMC */ -+ PM_CLK_GATE_REG &= ~(0x1<<2); -+#endif -+ -+ /* set wake up interrupt source, use ext_intr1 to wake up*/ -+ PM_WU_CTRL0_REG = 0x0; PM_WU_CTRL1_REG = 0x40000000; -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 27); -+ -+ /* 5. Let CPU enter into WFI state */ -+ GIC_REG_VALUE(0x104) = 0x1; /* enable clock scaling interrupt */ -+ printk("<0>enter WFI\n"); -+ cns3xxx_wfi(); -+ PM_CLK_GATE_REG = i; -+ PM_PLL_HM_PD_CTRL_REG = j; -+ printk("<0>leave WFI\n"); -+ GIC_REG_VALUE(0x104) = 0xffffffff; -+ GIC_REG_VALUE(0x108) = 0xffffffff; -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DFS); -+} -+ -+/* -+ * cns3xxx_pwr_sleep_test - enter into sleep and won't be wake up -+ */ -+void cns3xxx_pwr_sleep_test(void) -+{ -+ int i, j, count = 0; -+ /* 1. Set in SLEEP mode */ -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_SLEEP); -+ -+ /* 2. disable all functional block */ -+ i = PM_CLK_GATE_REG; -+ PM_CLK_GATE_REG = 0x0; -+ -+ /* 3. make sure that all function block are in power off state */ -+ while (0x4 != PM_PWR_STA_REG) { -+ count++; -+ if (1000 == count) { -+ count = PM_PWR_STA_REG; -+ break; -+ } -+ }; -+ /* 4. power down all PLL */ -+ j = PM_PLL_HM_PD_CTRL_REG; -+ PM_PLL_HM_PD_CTRL_REG = 0x00003FFC; -+ -+ /* set wake up interrupt source, do nothing */ -+ PM_WU_CTRL0_REG = 0x0; PM_WU_CTRL1_REG = 0x00000000; -+ -+ /* 5. Let CPU enter into WFI state */ -+ GIC_REG_VALUE(0x104) = 0x1; /* enable clock scaling interrupt */ -+ printk("<0>enter WFI\n"); -+ cns3xxx_wfi(); -+ PM_CLK_GATE_REG = i; -+ PM_PLL_HM_PD_CTRL_REG = j; -+ printk("<0>leave WFI, count 0x%.8x\n", count); -+ GIC_REG_VALUE(0x104) = 0xffffffff; -+ GIC_REG_VALUE(0x108) = 0xffffffff; -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DFS); -+} -+ -+/* -+ * cns3xxx_pwr_doze - -+ */ -+void cns3xxx_pwr_doze(void) -+{ -+ /* 1. Set in doze mode */ -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DOZE); -+ -+ -+ /* set wake up interrupt source*/ -+ PM_WU_CTRL0_REG = 0x0; PM_WU_CTRL1_REG = 0x40000000; -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 27); -+ -+ /* 5. Let CPU enter into WFI state */ -+ GIC_REG_VALUE(0x104) = 0x1; /* enable clock scaling interrupt */ -+ printk("<0>enter WFI\n"); -+ cns3xxx_wfi(); -+ printk("<0>leave WFI\n"); -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DFS); -+} -+ -+/* -+ * cns3xxx_pwr_idle - -+ * IDLE mode just turn off CPU clock. -+ * L2 cache, peripheral, PLL, external DRAM and chip power are still on -+ */ -+void cns3xxx_pwr_idle(void) -+{ -+ /* 1. Set in IDLE mode */ -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_IDLE); -+ -+#if 1 -+ /* disable all interrupt except interrupt ID-32 (clkscale_intr) -+ * -+ * CPU can be wake up by any interrupt here, -+ * we disable all interrupt is just for testing -+ */ -+ -+ /* disable all interrupt */ -+ GIC_REG_VALUE(0x184) = 0xffffffff; GIC_REG_VALUE(0x188) = 0xffffffff; -+ /* enable interrupt id 32*/ -+ GIC_REG_VALUE(0x104) = 0x00000001; GIC_REG_VALUE(0x108) = 0x00000000; -+#endif -+ -+ /* set wake up interrupt source*/ -+ PM_WU_CTRL0_REG = 0x0; PM_WU_CTRL1_REG = 0x40000000; -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 27); -+ -+ /* 5. Let CPU enter into WFI state */ -+ printk("<0>enter WFI\n"); -+ cns3xxx_wfi(); -+ printk("<0>leave WFI\n"); -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DFS); -+ GIC_REG_VALUE(0x104) = 0xffffffff; -+ GIC_REG_VALUE(0x108) = 0xffffffff; -+} -+ -+/* -+ * cns3xxx_pwr_halt - -+ * HALT mode just turn off CPU and L2 cache clock. -+ * peripheral, PLL, external DRAM and chip power are still on -+ */ -+ -+void cns3xxx_pwr_halt(void) -+{ -+ /* 1. Set in HALT mode */ -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_HALT); -+ -+ /* -+ * CPU can be wake up by any interrupt here, -+ * for test, we disable all interrupt except ID-32 -+ */ -+ /* disable all interrupt */ -+ GIC_REG_VALUE(0x184) = 0xffffffff; GIC_REG_VALUE(0x188) = 0xffffffff; -+ /* enable interrupt id 32*/ -+ GIC_REG_VALUE(0x104) = 0x00000001; GIC_REG_VALUE(0x108) = 0x00000000; -+ -+ /* set wake up interrupt source to trigger clock scaling interrupt */ -+ PM_WU_CTRL0_REG = 0x0; PM_WU_CTRL1_REG = 0x40000000; -+ //MISC_GPIOB_PIN_ENABLE_REG |= (0x1 << 27); -+ -+ /* 5. Let CPU enter into WFI state */ -+ cns3xxx_wfi(); -+ cns3xxx_pwr_mode(CNS3XXX_PWR_CPU_MODE_DFS); -+ GIC_REG_VALUE(0x104) = 0xffffffff; -+ GIC_REG_VALUE(0x108) = 0xffffffff; -+} -+ -+/* -+ * cns3xxx_cpu_clock - return CPU/L2 clock -+ * aclk: cpu clock/2 -+ * hclk: cpu clock/4 -+ * pclk: cpu clock/8 -+ */ -+int cns3xxx_cpu_clock(void) -+{ -+#define CPU_BASE 300 -+ int cpu, cpu_sel, div_sel; -+ -+ cpu_sel = (PM_CLK_CTRL_REG >> PM_CLK_CTRL_REG_OFFSET_PLL_CPU_SEL) & 0xf; -+ div_sel = (PM_CLK_CTRL_REG >> PM_CLK_CTRL_REG_OFFSET_CPU_CLK_DIV) & 0x3; -+ -+ cpu = (CPU_BASE + ((cpu_sel/3) * 100) + ((cpu_sel %3) *33)) >> div_sel; -+ return cpu; -+} -+ -+static int __init cns3xxx_pmu_init(void) -+{ -+ return 0; -+} -+ -+ -+EXPORT_SYMBOL(cns3xxx_pwr_power_up); -+EXPORT_SYMBOL(cns3xxx_pwr_clk_en); -+EXPORT_SYMBOL(cns3xxx_pwr_soft_rst); -+EXPORT_SYMBOL(cns3xxx_pwr_soft_rst_force); -+EXPORT_SYMBOL(cns3xxx_cpu_clock); -+ -+module_init(cns3xxx_pmu_init); ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/rdma.c -@@ -0,0 +1,901 @@ -+/* -+ * rdma.c - CNS3XXX RAID-DMA h/w acceleration -+ * -+ * Revision History: arch/arm/mach-cns3xxx/ChangeLog.cns_raid.txt -+ */ -+#include <linux/kernel.h> -+#include <linux/types.h> -+#include <linux/init.h> -+#include <linux/sched.h> -+#include <linux/spinlock.h> -+#include <linux/slab.h> -+#include <linux/errno.h> -+#include <linux/interrupt.h> -+#include <linux/sched.h> -+#include <linux/wait.h> -+#include <linux/list.h> -+#include <linux/mm.h> -+#include <linux/pagemap.h> -+#include <linux/module.h> -+#include <linux/delay.h> -+#include <asm/io.h> -+#include <mach/irqs.h> -+#include <linux/mempool.h> -+#include <linux/dma-mapping.h> -+ -+#include "rdma.h" -+#include <mach/pm.h> -+ -+int rdma_verbose; -+u8 rdma_test_ptn[32] = {0}; -+unsigned int dma_timeout_jiffies; -+mempool_t *rdma_sg_pool = NULL; /* pool */ -+rdma_chan_t *dma = NULL; /* dma channel */ -+ -+static DEFINE_SPINLOCK(process_lock); -+ -+/* Debug Printk */ -+#define dprintk(x...) ((void)(rdma_verbose && printk(KERN_WARNING x))) -+#define dump_regs(x) \ -+do { \ -+ dprintk("pa:%08x sg:%08x bp:%08x fp:%08x st:%08x qp:%08x sz:%08x\n", \ -+ *((x)->cregs->para), \ -+ *((x)->cregs->sgad), \ -+ *((x)->cregs->back), \ -+ *((x)->cregs->frnt), \ -+ *((x)->cregs->stat), \ -+ *((x)->cregs->qpar), \ -+ *((x)->cregs->blsz)); \ -+} while (0) -+ -+ -+#define rdma_dmac_flush_range(start, bytes) \ -+ do { \ -+ dma_cache_maint(start, bytes, DMA_BIDIRECTIONAL); \ -+ } while (0); -+ -+#define rdma_dmac_inv_range(start, bytes) \ -+ do { \ -+ dma_cache_maint(start, bytes, DMA_FROM_DEVICE); \ -+ } while (0); -+ -+#define rdma_dmac_clean_range(start, bytes) \ -+ do { \ -+ dma_cache_maint(start, bytes, DMA_TO_DEVICE); \ -+ } while (0); -+ -+ -+ -+extern void *acs_mempool_alloc(mempool_t *pool); -+ -+/** -+ * rdma_timeout_handle -+ */ -+static void rdma_timeout_handle(rdma_chan_t *rdma) -+{ -+ printk("%s: timeout handling\n", __FUNCTION__); -+ spin_lock_irq(&process_lock); -+ -+ if (!list_empty(&rdma->process_q)) { -+ sg_t *sg_fin = list_entry(rdma->process_q.next, sg_t, lru); -+ list_del_init(&sg_fin->lru); -+ sg_fin->status = SG_STATUS_DONE; -+ } -+ -+ *(dma->cregs->para) = 0; -+ *(dma->cregs->back) = rdma->q_first_phys; -+ *(dma->cregs->frnt) = rdma->q_first_phys; -+ flush_cache_all(); -+ spin_unlock_irq(&process_lock); -+} -+ -+/** -+ * rdma_mempool_alloc - return a sg from pool -+ * @gfp_mask: gfp flag -+ * -+ * Return: -+ * sg table -+ */ -+static void *rdma_sg_mempool_alloc(unsigned int gfp_mask) -+{ -+ void *element; -+ int exception_timeout = 30; -+ -+repeat: -+ element = acs_mempool_alloc(rdma_sg_pool); -+ if (likely(element)) -+ return element; -+ -+ if (!(gfp_mask & __GFP_WAIT)) { -+ return NULL; -+ } else { -+ msleep(1000); -+ exception_timeout--; -+ WARN_ON(exception_timeout < 0); /* Thresh check, we should check or increase if any warning */ -+ goto repeat; -+ } -+} -+ -+#define rdma_mempool_create(pool, name, size, min_nr, alloc_fn, free_fn, privp) \ -+do { \ -+ printk("%s: pre-allocating %s: %d*%d=%d\n", \ -+ __FUNCTION__, (name), (min_nr), (size), (min_nr) * (size)); \ -+ pool = mempool_create((min_nr), (mempool_alloc_t *)(alloc_fn), free_fn, (privp)); \ -+ if (!pool) \ -+ goto abort; \ -+} while(0); -+ -+#define rdma_mempool_destroy(pool) \ -+do { \ -+ if (pool) \ -+ mempool_destroy(pool); \ -+} while(0); -+ -+#define rdma_kfree_obj(obj) \ -+do { \ -+ if (obj) \ -+ kfree(obj); \ -+} while(0); -+ -+/** -+ * rdma_sg_prealloc_fn - sg mempool pre-allocation callback -+ * @gfp_flags: GFP_ flags -+ * @data: private data, reserved -+ * -+ * Return: -+ * pre-alloc sg table -+ */ -+static void *rdma_sg_prealloc_fn(int gfp_flags, void *data) -+{ -+ sg_t *sg = NULL; -+ sg = kzalloc(sizeof(sg_t), gfp_flags); -+ INIT_LIST_HEAD(&sg->lru); -+ init_waitqueue_head(&sg->wait); -+ sg->status = SG_STATUS_FREE; -+ -+ /* Remove Debug Message */ -+#if 0 -+ printk("%s: pre-allocating sg=0x%p, phy=0x%p\n", -+ __FUNCTION__, (void *)sg, (void *)virt_to_phys(sg)); -+#endif -+ -+ WARN_ON(!sg); -+ return (void *)sg; -+} -+ -+/** -+ * rdma_sg_deconstruct_fn - sg mempool de-allocation callback -+ * @sg: sg elements -+ * @data: private data, reserved -+ */ -+static void rdma_sg_deconstruct_fn(void *sg, void *data) -+{ -+ if (sg) { -+ printk("%s: de-allocating sg=0x%p, phy=0x%p\n", -+ __FUNCTION__, (void *)sg, (void *)virt_to_phys(sg)); -+ kfree(sg); -+ } -+ return; -+} -+ -+ -+ -+/*-------------------------------------------------------- */ -+/** -+ * rdma_get_sg - alloc an SG -+ * @dma: dma chan -+ */ -+static sg_t *rdma_get_sg(rdma_chan_t *dma) -+{ -+ sg_t *sg = (sg_t *)rdma_sg_mempool_alloc(GFP_KERNEL); -+ -+ /* -+ * No need to zero rest of un-used SG entries; -+ * we detect the src+dst by parameter + sg, not by zero-valued sg. -+ */ -+ // memzero(&(sg->entry[0]), SG_ENTRY_BYTES); -+ -+ sg->status = SG_STATUS_ACQUIRED; -+ -+ return sg; -+} -+ -+ -+/** -+ * rdma_queue_sg - queue an SG, wait done and put it. -+ * @dma: dma chan -+ * @sg: sg -+ * @q_para: parameter -+ * @q_blsz: block size -+ * @q_sgad: SG Addr -+ * @sg_cnt: count of (src_cnt + dst_cnt) -+ */ -+#define QUEUE_MODE -+static void rdma_queue_sg(rdma_chan_t *rdma, sg_t *sg, u32 q_para, u32 q_blsz, u32 q_sgad, int sg_cnt) -+{ -+ cmdq_t *this_virt = NULL; -+ -+ spin_lock_irq(&process_lock); -+ -+ sg->status = SG_STATUS_SCHEDULED; -+ list_add_tail(&sg->lru, &rdma->process_q); -+ -+ dump_regs(rdma); -+ -+#ifdef QUEUE_MODE -+ /* Setup BP */ -+ this_virt = (cmdq_t *)(phys_to_virt(*(rdma->cregs->back))); -+ this_virt->parameter = q_para; -+ this_virt->block_size = q_blsz; -+ this_virt->sg_addr = q_sgad; -+ this_virt->reserved = 0; -+ dump_regs(rdma); -+ -+ /* FP++ */ -+ *(rdma->cregs->frnt) = *(rdma->cregs->frnt) + 16; -+ dump_regs(rdma); -+ -+ /* FIXME */ -+ { -+ void *sgp = (void *)sg; -+ void *cqp = (void *)this_virt; -+ -+ rdma_dmac_flush_range(sgp, (sg_cnt * sizeof(u64))); -+ rdma_dmac_flush_range(cqp, sizeof(cmdq_t)); -+ } -+ -+ /* Queue Enable */ -+ *(rdma->cregs->stat) = REG_STAT_CMD_QUEUE_ENABLE; -+ dump_regs(rdma); -+ -+#else -+ *(dma->cregs->blsz) = q_blsz; -+ *(rdma->cregs->sgad) = q_sgad; -+ *(rdma->cregs->para) = q_para; -+ dump_regs(rdma); -+#endif /* QUEUE_MODE */ -+ -+ spin_unlock_irq(&process_lock); -+ dump_regs(rdma); -+ -+ wait_event_timeout(sg->wait, -+ sg->status & (SG_STATUS_DONE | SG_STATUS_ERROR), -+ dma_timeout_jiffies); -+ dump_regs(rdma); -+ -+ /* timed out */ -+ if (unlikely(sg->status & SG_STATUS_SCHEDULED)) { -+ printk("%s: operation timeout\n", __FUNCTION__); -+ rdma_timeout_handle(rdma); -+ } -+ -+ sg->status = SG_STATUS_FREE; -+ mempool_free(sg, rdma_sg_pool); -+ return; -+} -+ -+ -+#define R6_RECOV_PD 1 -+#define R6_RECOV_DD 2 -+#define R6_RECOV_DQ 3 -+/** -+ * @src_no: source count -+ * @bytes: len in bytes -+ * @bh_ptr: srcs PA -+ * @w1_dst: pd: P, dd: DD1, qd: DD -+ * @w2_dst: pd: DD, dd: DD2, qd: Q -+ * @pd_dd_qd: failed layout to recover -+ * @w1_idx: idx of w1_dst -+ * @w2_idx: idx of w2_dst -+ * @src_idx: source index; utilize data index only. -+ * -+ * Desc: -+ * Recover P+DD / DD1+DD2 / DD+Q from bh_ptr -+ */ -+void do_cns_rdma_gfgen_pd_dd_dq(unsigned int src_no, unsigned int bytes, -+ void **bh_ptr, void *w1_dst, void *w2_dst, -+ int pd_dd_qd, unsigned int w1_idx, unsigned int w2_idx, -+ unsigned int *src_idx) -+{ -+ int i; -+ sg_t *sg = NULL; -+ u32 q_sgad, q_blsz, q_para; -+ -+ /* clean src/dst */ -+ for (i=0; i<src_no; i++) -+ { -+ if (likely(bh_ptr[i])) { -+ rdma_dmac_clean_range(bh_ptr[i], bytes); -+ } -+ else -+ goto abort; -+ } -+ rdma_dmac_clean_range(w1_dst, bytes); -+ rdma_dmac_clean_range(w2_dst, bytes); -+ -+ sg = rdma_get_sg(dma); -+ -+ /* Setup SG */ -+ switch(pd_dd_qd) -+ { -+ -+ case R6_RECOV_PD: -+ /* dd...dQ -> PD */ -+ for (i=0; i<(src_no - 1); i++) { -+ sg->entry[i] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (SG_READ_IDX_MASK & ((u64)src_idx[i]) << SG_IDX_SHIFT) -+ | (RWI_RD_D); -+ } -+ sg->entry[src_no-1] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (RWI_RD_Q); -+ -+ /* pd */ -+ sg->entry[src_no] = (SG_ADDR_MASK & ((u64)virt_to_phys(w1_dst))) | (RWI_W_P1); -+ sg->entry[src_no+1] = (SG_ADDR_MASK & ((u64)virt_to_phys(w2_dst))) | (RWI_W_D2); -+ -+ q_para = REG_PARA_ENABLE -+ | REG_PARA_XFER_END -+ | REG_PARA_CALC_P -+ | (REG_PARA_FAULTY_DISKS_CNT * 2) -+ | w2_idx * REG_PARA_FDISK_2_Q_IDX; -+ break; -+ -+ case R6_RECOV_DD: -+ /* dd...PQ -> DD */ -+ for (i=0; i<(src_no - 2); i++) { -+ sg->entry[i] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (SG_READ_IDX_MASK & ((u64)src_idx[i]) << SG_IDX_SHIFT) -+ | (RWI_RD_D); -+ } -+ -+ sg->entry[src_no-2] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (RWI_RD_P); -+ sg->entry[src_no-1] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i+1]))) -+ | (RWI_RD_Q); -+ -+ /* dd */ -+ sg->entry[src_no] = (SG_ADDR_MASK & ((u64)virt_to_phys(w1_dst))) | (RWI_W_D1); -+ sg->entry[src_no+1] = (SG_ADDR_MASK & ((u64)virt_to_phys(w2_dst))) | (RWI_W_D2); -+ -+ q_para = REG_PARA_ENABLE -+ | REG_PARA_XFER_END -+ | REG_PARA_CALC_DATA -+ | (REG_PARA_FAULTY_DISKS_CNT * 2) -+ | w1_idx * REG_PARA_FDISK_1_P_IDX -+ | w2_idx * REG_PARA_FDISK_2_Q_IDX; -+ -+ break; -+ -+ case R6_RECOV_DQ: -+ /* dd...dP -> DQ */ -+ for (i=0; i<(src_no - 1); i++) { -+ sg->entry[i] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (SG_READ_IDX_MASK & ((u64)src_idx[i]) << SG_IDX_SHIFT) -+ | (RWI_RD_D); -+ } -+ sg->entry[src_no-1] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (RWI_RD_P); -+ -+ /* qd */ -+ sg->entry[src_no] = (SG_ADDR_MASK & ((u64)virt_to_phys(w1_dst))) | (RWI_W_D1); -+ sg->entry[src_no+1] = (SG_ADDR_MASK & ((u64)virt_to_phys(w2_dst))) | (RWI_W_Q2); -+ -+ q_para = REG_PARA_ENABLE -+ | REG_PARA_XFER_END -+ | REG_PARA_CALC_Q -+ | (REG_PARA_FAULTY_DISKS_CNT * 2) -+ | w1_idx * REG_PARA_FDISK_1_P_IDX; -+ break; -+ -+ default: -+ BUG(); -+ break; -+ -+ } -+ -+ q_sgad = virt_to_phys(&(sg->entry[0])); -+ q_blsz = bytes & REG_BLSZ_MASK; -+ -+ if (unlikely(rdma_verbose)) { -+ for (i=0; i<src_no; i++) -+ printk("set-SG::SRC[%d] = 0x%016llx\n", i, sg->entry[i]); -+ printk("set-SG::DST1ptr= 0x%016llx\n", sg->entry[src_no]); -+ printk("set-SG::DST2ptr= 0x%016llx\n", sg->entry[src_no+1]); -+ } -+ -+ /* Queue SG */ -+ rdma_queue_sg(dma, sg, q_para, q_blsz, q_sgad, (src_no + 2)); -+ -+ /* Invalidate dst */ -+ rdma_dmac_inv_range(w1_dst, bytes); -+ rdma_dmac_inv_range(w2_dst, bytes); -+ -+abort: -+ return; -+} -+ -+/** -+ * @src_no: source count -+ * @bytes: len in bytes -+ * @bh_ptr: srcs PA -+ * @p_dst: P dest PA -+ * @q_dst: Q dest PA -+ * -+ * Desc: -+ * p/q_dst = XOR/GFMUL(bh_ptr[0 ... src_no-1]), in Page Addr -+ */ -+void do_cns_rdma_gfgen(unsigned int src_no, unsigned int bytes, void **bh_ptr, -+ void *p_dst, void *q_dst) // u8 *gfmr -+{ -+ int i; -+ sg_t *sg = NULL; -+ u32 q_sgad, q_blsz, q_para; -+ -+ /* clean src/dst */ -+ for (i=0; i<src_no; i++) -+ { -+ if (likely(bh_ptr[i])) { -+ rdma_dmac_clean_range(bh_ptr[i], bytes); -+ } -+ else -+ goto abort; -+ } -+ rdma_dmac_clean_range(p_dst, bytes); -+ rdma_dmac_clean_range(q_dst, bytes); -+ -+ sg = rdma_get_sg(dma); -+ -+ /* Setup SG::Read::SRC */ -+ for (i=0; i<src_no; i++) { -+ /* Set addr, idx#, rw */ -+ sg->entry[i] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (SG_READ_IDX_MASK & ((u64)i + 1) << SG_IDX_SHIFT) -+ | (RWI_RD_D); -+ } -+ -+ /* Setup SG::Write::P1 + Q2 */ -+ sg->entry[src_no] = (SG_ADDR_MASK & ((u64)virt_to_phys(p_dst))) | (RWI_W_P1); -+ sg->entry[src_no+1] = (SG_ADDR_MASK & ((u64)virt_to_phys(q_dst))) | (RWI_W_Q2); -+ -+ /* Setup SGAD, BLSZ, PARAMETER */ -+ q_sgad = virt_to_phys(&(sg->entry[0])); -+ q_blsz = bytes & REG_BLSZ_MASK; -+ q_para = REG_PARA_ENABLE -+ | REG_PARA_XFER_END -+ | REG_PARA_CALC_PQ -+ | (REG_PARA_FAULTY_DISKS_CNT * 2); -+ -+ if (unlikely(rdma_verbose)) { -+ for (i=0; i<src_no; i++) -+ printk("set-SG::SRC[%d] = 0x%016llx\n", i, sg->entry[i]); -+ printk("set-SG::DST1ptr= 0x%016llx\n", sg->entry[src_no]); -+ printk("set-SG::DST2ptr= 0x%016llx\n", sg->entry[src_no+1]); -+ } -+ -+ /* Queue SG */ -+ rdma_queue_sg(dma, sg, q_para, q_blsz, q_sgad, (src_no + 2)); -+ -+ /* Invalidate dst */ -+ rdma_dmac_inv_range(p_dst, bytes); -+ rdma_dmac_inv_range(q_dst, bytes); -+ -+abort: -+ return; -+} -+ -+/** -+ * @src_no: source count -+ * @bytes: len in bytes -+ * @bh_ptr: srcs PA -+ * @dst_ptr: dest PA -+ * -+ * Desc: -+ * dst_ptr = XOR(bh_ptr[0 ... src_no-1]), in Page Addr -+ */ -+void do_cns_rdma_xorgen(unsigned int src_no, unsigned int bytes, void **bh_ptr, void *dst_ptr) -+{ -+ int i; -+ sg_t *sg = NULL; -+ u32 q_sgad, q_blsz, q_para; -+ -+ /* clean src/dst */ -+ for (i=0; i<src_no; i++) -+ { -+ if (likely(bh_ptr[i])) { -+ rdma_dmac_clean_range(bh_ptr[i], bytes); -+ } -+ else -+ goto abort; -+ } -+ rdma_dmac_clean_range(dst_ptr, bytes); -+ -+ sg = rdma_get_sg(dma); -+ -+ /* Setup SG::Read::SRC */ -+ for (i=0; i<src_no; i++) { -+ sg->entry[i] = (SG_ADDR_MASK & ((u64)virt_to_phys(bh_ptr[i]))) -+ | (SG_READ_IDX_MASK & ((u64)i + 1) << SG_IDX_SHIFT) -+ | (RWI_RD_D); -+ } -+ -+ /* Setup SG::Write::P1 */ -+ sg->entry[src_no] = (SG_ADDR_MASK & ((u64)virt_to_phys(dst_ptr))) -+ | (RWI_W_P1); -+ -+ /* Setup SGAD, BLSZ, PARAMETER */ -+ q_sgad = virt_to_phys(&(sg->entry[0])); -+ q_blsz = bytes & REG_BLSZ_MASK; -+ q_para = REG_PARA_ENABLE -+ | REG_PARA_XFER_END -+ | REG_PARA_CALC_P -+ | (REG_PARA_FAULTY_DISKS_CNT * 1); -+ -+ if (unlikely(rdma_verbose)) { -+ for (i=0; i<src_no; i++) -+ printk("set-SG::SRC[%d] = 0x%016llx\n", i, sg->entry[i]); -+ printk("set-SG::DST1ptr= 0x%016llx\n", sg->entry[src_no]); -+ } -+ -+ /* Queue SG */ -+ rdma_queue_sg(dma, sg, q_para, q_blsz, q_sgad, (src_no + 1)); -+ -+ /* Invalidate dst */ -+ rdma_dmac_inv_range(dst_ptr, bytes); -+ -+abort: -+ return; -+} -+ -+ -+/** -+ * rdma_isr - rdma isr -+ * @irq: irq# -+ * @dev_id: private data -+ */ -+static irqreturn_t rdma_isr(int irq, void *dev_id) -+{ -+ unsigned long flags; -+ rdma_chan_t *this_dma = (rdma_chan_t *)dev_id; -+ -+ /* Make sure the INT is for us */ -+ if (unlikely(dma != this_dma)) -+ { -+ printk(KERN_ERR "Unexpected Interrupt, irq=%d, dma=%p, dev_id=%p\n", irq, dma, dev_id); -+ return IRQ_NONE; -+ } -+ -+ dprintk("%s: pstat=0x%08x\n", __FUNCTION__, *(this_dma->cregs->stat)); -+ -+ spin_lock_irqsave(&process_lock, flags); -+ -+ /* clear */ -+ *(this_dma->cregs->stat) = REG_STAT_XFER_COMPLETE | REG_STAT_INTERRUPT_FLAG; -+ -+ if (!list_empty(&this_dma->process_q)) { -+ sg_t *sg_fin = list_entry(this_dma->process_q.next, sg_t, lru); -+ -+ BUG_ON(!(sg_fin->status & SG_STATUS_SCHEDULED)); -+ -+ list_del_init(&sg_fin->lru); -+ sg_fin->status = SG_STATUS_DONE; // TODO: slave/decoder error handling -+ -+ /* FP rewind */ -+ if (*(dma->cregs->frnt) == this_dma->q_last_phys) { -+ *(dma->cregs->back) = this_dma->q_first_phys; -+ *(dma->cregs->frnt) = this_dma->q_first_phys; -+ } -+ -+ wake_up(&sg_fin->wait); -+ } -+ spin_unlock_irqrestore(&process_lock, flags); -+ -+ return IRQ_HANDLED; -+} -+ -+/** -+ * test_show - show unit test result -+ */ -+static void test_show(void **src, unsigned int bytes, void *p, void *q, unsigned int src_cnt, int stage) -+{ -+ int i; -+ char *buf; -+ -+ for (i=0; i<src_cnt; i++) { -+ buf = (char *)src[i]; -+ printk("SRC[%d]-stage=%d: %02x %02x %02x %02x %02x %02x %02x %02x %02x, phys=%lx\n", -+ i, stage, -+ buf[0], buf[1], buf[16], buf[64], -+ buf[bytes/16], buf[bytes/8], buf[bytes/4], buf[bytes/2], buf[bytes-1], -+ virt_to_phys(src[i])); -+ } -+ -+ buf = (char *)p; -+ printk("P-stage=%d: %02x %02x %02x %02x %02x %02x %02x %02x %02x, phys=%lx\n", stage, -+ buf[0], buf[1], buf[16], buf[64], -+ buf[bytes/16], buf[bytes/8], buf[bytes/4], buf[bytes/2], buf[bytes-1], -+ virt_to_phys(p)); -+ -+ buf = (char *)q; -+ printk("Q-stage=%d: %02x %02x %02x %02x %02x %02x %02x %02x %02x, phys=%lx\n", stage, -+ buf[0], buf[1], buf[16], buf[64], -+ buf[bytes/16], buf[bytes/8], buf[bytes/4], buf[bytes/2], buf[bytes-1], -+ virt_to_phys(q)); -+} -+ -+/** -+ * rdma_unit_test - unit tset invoked by sysfs -+ * @action: test item -+ * @src_cnt: how many srcs -+ * @bytes: length -+ * -+ * Desc: -+ * Unit Test -+ */ -+void rdma_unit_test(int action, unsigned int src_cnt, unsigned int bytes) -+{ -+ int i, cnt; -+ void *src_ptrs[MAX_ENTRIES_PER_SG]; -+ void *p_dst, *q_dst; -+ unsigned int w1_idx, w2_idx; -+ unsigned int read_idx[32] = {0}; -+ -+ /* -+ * The lx330 demo board has only 256MB installed, -+ * we'd be careful. -+ */ -+ if (src_cnt >= (MAX_ENTRIES_PER_SG - 2)) -+ src_cnt = MAX_ENTRIES_PER_SG - 2; -+ -+ if (src_cnt < 2) -+ src_cnt = 2; -+ -+ if (bytes > 65536) -+ bytes = 65536; -+ -+ if (bytes < 4096) -+ bytes = 4096; -+ -+ for (i = 0; i < MAX_ENTRIES_PER_SG; i++) { -+ if (i < src_cnt) { -+ src_ptrs[i] = kmalloc(bytes, GFP_KERNEL); -+ } else { -+ src_ptrs[i] = NULL; -+ } -+ } -+ p_dst = kmalloc(bytes, GFP_KERNEL); -+ q_dst = kmalloc(bytes, GFP_KERNEL); -+ -+ printk("%s: ACTION=%d, src_cnt=%u, bytes=%u p/w1=0x%p, q/w2=0x%p\n", -+ __FUNCTION__, action, src_cnt, bytes, p_dst, q_dst); -+ -+ /* Shuffle the src and dst */ -+ for (i = 0; i < src_cnt; i++) { -+ if (rdma_test_ptn[0] == 0) { -+ memset(src_ptrs[i], (jiffies % 240)+1, bytes); -+ msleep(10 + 10 * i); -+ } else { -+ memset(src_ptrs[i], rdma_test_ptn[i], bytes); -+ } -+ } -+ memset(p_dst, 0xff, bytes); -+ memset(q_dst, 0xff, bytes); -+ -+ // flush_cache_all(); -+ test_show(src_ptrs, bytes, p_dst, q_dst, src_cnt, 1); -+ -+ switch (action) -+ { -+ /* P */ -+ case 1: -+ printk("\n%s: XORgen\n\n", __FUNCTION__); -+ do_cns_rdma_xorgen(src_cnt, bytes, src_ptrs, p_dst); -+ break; -+ -+ /* PQ */ -+ case 2: -+ printk("\n%s: PQgen\n\n", __FUNCTION__); -+ do_cns_rdma_gfgen(src_cnt, bytes, src_ptrs, p_dst, q_dst); -+ break; -+ -+ /* PD */ -+ case 3: -+ w1_idx = src_cnt + 1; -+ w2_idx = 1; -+ cnt = 0; -+ -+ printk("read_idx: "); -+ for (i=1; i<=(src_cnt+2); i++) -+ if (i != w1_idx && i != w2_idx) { -+ read_idx[cnt] = i; -+ printk("%d ", i); -+ cnt++; -+ } -+ printk("\n%s: PDgen w1/w2_idx=%u/%u\n\n", __FUNCTION__, w1_idx, w2_idx); -+ do_cns_rdma_gfgen_pd_dd_dq(src_cnt, bytes, src_ptrs, p_dst, q_dst, -+ R6_RECOV_PD, w1_idx, w2_idx, read_idx); -+ break; -+ -+ /* DD */ -+ case 4: -+ w1_idx = 1; -+ w2_idx = 2; -+ cnt = 0; -+ -+ printk("read_idx: "); -+ for (i=1; i<=(src_cnt+2); i++) -+ if (i != w1_idx && i != w2_idx) { -+ read_idx[cnt] = i; -+ printk("%d ", i); -+ cnt++; -+ } -+ printk("\n%s: DDgen w1/w2_idx=%u/%u\n\n", __FUNCTION__, w1_idx, w2_idx); -+ do_cns_rdma_gfgen_pd_dd_dq(src_cnt, bytes, src_ptrs, p_dst, q_dst, -+ R6_RECOV_DD, w1_idx, w2_idx, read_idx); -+ break; -+ -+ /* DQ */ -+ case 5: -+ w1_idx = 1; -+ w2_idx = src_cnt + 2; -+ cnt = 0; -+ -+ printk("read_idx: "); -+ for (i=1; i<=(src_cnt+2); i++) -+ if (i != w1_idx && i != w2_idx) { -+ read_idx[cnt] = i; -+ printk("%d ", i); -+ cnt++; -+ } -+ printk("\n%s: DQgen w1/w2_idx=%u/%u\n\n", __FUNCTION__, w1_idx, w2_idx); -+ do_cns_rdma_gfgen_pd_dd_dq(src_cnt, bytes, src_ptrs, p_dst, q_dst, -+ R6_RECOV_DQ, w1_idx, w2_idx, read_idx); -+ break; -+ -+ /* Verbose */ -+ case 9999: -+ rdma_verbose = (rdma_verbose == 1 ? 0 : 1); -+ printk("\n%s: Setup verbose mode => %d\n\n", __FUNCTION__, rdma_verbose); -+ break; -+ -+ /* -+ * SRC Pattern Assign -+ * e.g. 0x00000000 <-- do not assign -+ * e.g. 0xbbccddee <-- 4 src: bb cc dd ee -+ */ -+ default: -+ rdma_test_ptn[0] = (u8)(action >> 24 & 0x000000FF); -+ rdma_test_ptn[1] = (u8)(action >> 16 & 0x000000FF); -+ rdma_test_ptn[2] = (u8)(action >> 8 & 0x000000FF); -+ rdma_test_ptn[3] = (u8)(action & 0x000000FF); -+ -+ printk("\n%s: Setup src test pattern => 0x%02x %02x %02x %02x\n\n", __FUNCTION__, -+ rdma_test_ptn[0], -+ rdma_test_ptn[1], -+ rdma_test_ptn[2], -+ rdma_test_ptn[3]); -+ break; -+ } -+ -+ // flush_cache_all(); -+ test_show(src_ptrs, bytes, p_dst, q_dst, src_cnt, 2); -+ -+ for (i = 0; i < MAX_ENTRIES_PER_SG; i++) { -+ rdma_kfree_obj(src_ptrs[i]); -+ } -+ rdma_kfree_obj(p_dst); -+ rdma_kfree_obj(q_dst); -+ -+} -+ -+void cns_rdma_hw_init(void){ -+ -+ cns3xxx_pwr_clk_en(0x1 << PM_CLK_GATE_REG_OFFSET_RAID); -+ cns3xxx_pwr_soft_rst(0x1 << PM_SOFT_RST_REG_OFFST_RAID); -+} -+ -+/** -+ * cns_rdma_init - module init -+ */ -+int __init cns_rdma_init(void) -+{ -+ int err = 0; -+ -+ printk("%s: start\n", __FUNCTION__); -+ -+ cns_rdma_hw_init(); -+ -+ rdma_test_ptn[0] = 0; -+ rdma_verbose = 0; -+ dma_timeout_jiffies = HZ; -+ -+ /* DMA chan */ -+ dma = (rdma_chan_t *) kzalloc(sizeof(rdma_chan_t), GFP_KERNEL); -+ if (dma == NULL) -+ goto abort; -+ -+ INIT_LIST_HEAD(&(dma->process_q)); -+ -+ //static DEFINE_SPINLOCK(dma->process_lock); -+ dma->irq = IRQ_CNS3XXX_RAID; -+ dma->irq_str = "CNS3XXX RAID acceleration"; -+ dma->cregs = NULL; -+ dma->q_virt = NULL; -+ -+ /* control register */ -+ dma->cregs = (struct ctrl_regs *) kzalloc(sizeof(struct ctrl_regs) + GENERIC_ALIGN, GFP_KERNEL); -+ dma->cregs = (struct ctrl_regs *) (((u32) dma->cregs & GENERIC_ALIGN_MASK) + GENERIC_ALIGN); -+ -+ if (dma->cregs == NULL) -+ goto abort; -+ -+ printk("%s: reg1: virt=0x%p\n", -+ __FUNCTION__, (void *)dma->cregs); -+ -+ dma->cregs->para = RDMA_REGS_VIRT(REG_PARA_OFFSET); -+ dma->cregs->blsz = RDMA_REGS_VIRT(REG_BLSZ_OFFSET); -+ dma->cregs->sgad = RDMA_REGS_VIRT(REG_SGAD_OFFSET); -+ dma->cregs->stat = RDMA_REGS_VIRT(REG_STAT_OFFSET); -+ dma->cregs->frnt = RDMA_REGS_VIRT(REG_FRNT_OFFSET); -+ dma->cregs->back = RDMA_REGS_VIRT(REG_BACK_OFFSET); -+ dma->cregs->qpar = RDMA_REGS_VIRT(REG_QPAR_OFFSET); -+ -+ /* Pre-allocate S/G table */ -+ rdma_mempool_create(rdma_sg_pool, "rdma_sg", sizeof(sg_t), -+ MAX_SG, rdma_sg_prealloc_fn, rdma_sg_deconstruct_fn, NULL); -+ -+ /* Pre-allocate Queue Cmds */ -+ dma->q_virt = (cmdq_t *) kzalloc(sizeof(cmdq_t) * CURR_Q_DEPTH + CURR_Q_DEPTH_ALIGN, GFP_KERNEL); -+ dma->q_virt = (cmdq_t *) (((u32) dma->q_virt & CURR_Q_DEPTH_ALIGN_MASK) + CURR_Q_DEPTH_ALIGN); -+ -+ if (dma->q_virt == NULL) -+ goto abort; -+ -+ dma->q_first_phys = virt_to_phys((void *)dma->q_virt); -+ dma->q_last_phys = dma->q_first_phys + sizeof(cmdq_t) * (CURR_Q_DEPTH - 1); -+ -+ printk("%s: q1: virt=0x%p, phy=0x%x -> 0x%x\n", -+ __FUNCTION__, (void *)dma->q_virt, dma->q_first_phys, dma->q_last_phys); -+ -+ *(dma->cregs->qpar) = REG_QPAR_DEPTH_32; -+ *(dma->cregs->back) = dma->q_first_phys; -+ *(dma->cregs->frnt) = dma->q_first_phys; -+ -+ /* Register IRQ */ -+ err = request_irq(dma->irq, rdma_isr, 0, dma->irq_str, dma); -+ if (err) { -+ printk("%s: request irq failed\n", __FUNCTION__); -+ goto abort; -+ } -+ -+ /* Clear 31 & 0 */ -+ *(dma->cregs->stat) = REG_STAT_INTERRUPT_FLAG; -+ -+ err = 0; -+ goto done; -+ -+abort: -+ rdma_mempool_destroy(rdma_sg_pool); -+ rdma_kfree_obj(dma->cregs); -+ rdma_kfree_obj(dma); -+ -+ -+done: -+ printk("%s: done, err=%d\n", __FUNCTION__, err); -+ return err; -+} -+ -+/** -+ * cns_rdma_exit - module exit -+ */ -+void cns_rdma_exit(void) -+{ -+ printk("%s: start\n", __FUNCTION__); -+ -+ rdma_mempool_destroy(rdma_sg_pool); -+ rdma_kfree_obj(dma->cregs); -+ rdma_kfree_obj(dma); -+ printk("%s: done\n", __FUNCTION__); -+} -+ -+//module_init(cns_rdma_init); -+//module_exit(cns_rdma_exit); ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/rdma.h -@@ -0,0 +1,178 @@ -+/* -+ * rdma.h - CNS3xxx hardware RAID acceleration -+ */ -+#ifndef _CNS3XXX_RDMA_H_ -+#define _CNS3XXX_RDMA_H_ -+ -+#include <mach/hardware.h> -+ -+#define RDMA_REGS_PHYS(x) ((u32)(CNS3XXX_RAID_BASE + (x))) -+#define RDMA_REGS_VIRT(x) ((u32 volatile *)(CNS3XXX_RAID_BASE_VIRT + (x))) -+#define RDMA_REGS_VALUE(x) (*((u32 volatile *)(CNS3XXX_RAID_BASE_VIRT + (x)))) -+ -+ -+#define GENERIC_ALIGN 0x8 /* 64-bits */ -+#define GENERIC_ALIGN_MASK 0xFFFFFFF8UL -+#define QUEUE_DEPTH_ALIGN_MUL 0x10 /* 16 bytes; ALIGNMENT == QDEPTH * 16 bytes */ -+ -+ -+/* Register Offset */ -+#define REG_PARA_OFFSET 0x00UL /* Parameter */ -+#define REG_BLSZ_OFFSET 0x04UL /* Block Size */ -+#define REG_SGAD_OFFSET 0x08UL /* SG Address */ -+#define REG_STAT_OFFSET 0x0CUL /* Status */ -+#define REG_FRNT_OFFSET 0x10UL /* FP */ -+#define REG_BACK_OFFSET 0x14UL /* BP */ -+#define REG_QPAR_OFFSET 0x18UL /* Queue Parameter */ -+ -+ -+/* 0x00: PARA */ -+#define REG_PARA_ENABLE 0x80000000UL /* 31 */ -+#define REG_PARA_XFER_END 0x40000000UL /* 30 */ -+#define REG_PARA_MEMORY_WR_DISABLE 0x20000000UL /* 29 */ -+#define REG_PARA_FAULTY_DISKS_CNT 0x08000000UL /* 28:27 */ -+ -+#define REG_PARA_CALC 0x01000000UL /* 26:24 */ -+ #define REG_PARA_CALC_DATA 0x00000000UL -+ #define REG_PARA_CALC_P 0x01000000UL -+ #define REG_PARA_CALC_Q 0x02000000UL -+ #define REG_PARA_CALC_R 0x04000000UL -+ #define REG_PARA_CALC_PQ 0x03000000UL -+ #define REG_PARA_CALC_PR 0x05000000UL -+ #define REG_PARA_CALC_QR 0x06000000UL -+ #define REG_PARA_CALC_PQR 0x07000000UL -+ -+#define REG_PARA_FDISK_3_R_IDX 0x00010000UL /* 23:16 */ -+#define REG_PARA_FDISK_2_Q_IDX 0x00000100UL /* 15:8 */ -+#define REG_PARA_FDISK_1_P_IDX 0x00000001UL /* 7:0 */ -+ -+/* 0x04: BLSZ */ -+#define REG_BLSZ_SHIFT 3 /* 19:3 */ -+#define REG_BLSZ_MASK 0x000FFFF8UL /* N * 8bytes */ -+ -+/* 0x08: SGAD */ -+#define REG_SGAD_SHIFT 0 -+ -+/* 0x0C: STAT */ -+#define REG_STAT_XFER_COMPLETE 0x80000000UL /* 31 */ -+#define REG_STAT_SLAVE_ERROR 0x40000000UL /* 30 */ -+#define REG_STAT_DECODER_ERROR 0x20000000UL /* 29 */ -+#define REG_STAT_R_FLAG 0x00080000UL /* 19 */ -+#define REG_STAT_Q_FLAG 0x00040000UL /* 18 */ -+#define REG_STAT_P_FLAG 0x00020000UL /* 17 */ -+#define REG_STAT_CMD_QUEUE_ENABLE 0x00000002UL /* 1 */ -+#define REG_STAT_INTERRUPT_FLAG 0x00000001UL /* 0 */ -+ -+/* 0x10/14: FRNT/BACK */ -+#define REG_FRNT_SHIFT 0 -+#define REG_BACK_SHIFT 0 -+ -+/* 0x18: QPAR */ -+#define MAX_Q_DEPTH 256 -+#define REG_QPAR_DEPTH_256 0xFF -+#define REG_QPAR_DEPTH_128 0x7F -+#define REG_QPAR_DEPTH_64 0x3F -+#define REG_QPAR_DEPTH_32 0x1F -+#define REG_QPAR_DEPTH_16 0xF -+#define REG_QPAR_DEPTH_8 0x7 -+#define REG_QPAR_DEPTH_4 0x3 -+#define REG_QPAR_DEPTH_2 0x1 -+ -+/* len = 32 */ -+#define CURR_Q_DEPTH (REG_QPAR_DEPTH_32 + 1) -+#define CURR_Q_DEPTH_ALIGN ((CURR_Q_DEPTH) * (QUEUE_DEPTH_ALIGN_MUL)) /* 0x200 */ -+#define CURR_Q_DEPTH_ALIGN_MASK 0xFFFFFE00UL -+ -+ -+#define MAX_SG 32 // cf. CURR_Q_DEPTH or MAX_Q_DEPTH -+#define MAX_ENTRIES_PER_SG 32 -+ -+/* SG Table */ -+#define SG_ADDR_MASK 0x00000000FFFFFFFFULL -+ -+#define SG_READ_IDX_MASK 0x000000FF00000000ULL -+#define SG_IDX_SHIFT 32 -+ -+// ---------------------- 7654321076543210 -+#define SG_RW_MASK 0x00000F0000000000ULL -+#define RWI_RD_D 0x0000000000000000ULL -+#define RWI_RD_P 0x0000010000000000ULL -+#define RWI_RD_Q 0x0000020000000000ULL -+#define RWI_RD_R 0x0000030000000000ULL -+#define RWI_W_D1 0x0000040000000000ULL -+#define RWI_W_P1 0x0000050000000000ULL -+#define RWI_W_Q1 0x0000060000000000ULL -+#define RWI_W_R1 0x0000070000000000ULL -+#define RWI_W_D2 0x0000080000000000ULL -+#define RWI_W_P2 0x0000090000000000ULL -+#define RWI_W_Q2 0x00000A0000000000ULL -+#define RWI_W_R2 0x00000B0000000000ULL -+#define RWI_W_D3 0x00000C0000000000ULL -+#define RWI_W_P3 0x00000D0000000000ULL -+#define RWI_W_Q3 0x00000E0000000000ULL -+#define RWI_W_R3 0x00000F0000000000ULL -+ -+ -+#define SG_STATUS_FREE 0x00000001UL -+#define SG_STATUS_ACQUIRED 0x00000002UL -+#define SG_STATUS_SCHEDULED 0x00000004UL -+#define SG_STATUS_DONE 0x00000008UL -+#define SG_STATUS_ERROR 0x00000010UL -+ -+#define SG_ENTRY_BYTES (8 * MAX_ENTRIES_PER_SG) -+ -+typedef struct rdma_sgtable sg_t; -+struct rdma_sgtable { -+ u64 entry[MAX_ENTRIES_PER_SG]; -+ -+ struct list_head lru; /* list_add_tail/list_del to/from process_q when schedule or isr */ -+ wait_queue_head_t wait; -+ -+ u32 status; -+}; -+ -+/* Command Queue: cmdq_t */ -+typedef struct rdma_cmdq cmdq_t; -+struct rdma_cmdq { -+ volatile u32 parameter; -+ volatile u32 block_size; -+ volatile u32 sg_addr; -+ volatile u32 reserved; -+}; -+ -+struct ctrl_regs { -+ volatile u32 *para; -+ volatile u32 *blsz; -+ volatile u32 *sgad; -+ volatile u32 *stat; -+ volatile u32 *frnt; -+ volatile u32 *back; -+ volatile u32 *qpar; -+}; -+ -+/* channel */ -+#define RDMA_CHANNEL_COUNT 1 -+typedef struct rdma_channel rdma_chan_t; -+struct rdma_channel -+{ -+ struct list_head process_q; -+ spinlock_t process_lock; /* process queue lock */ -+ -+ int irq; -+ const char *irq_str; -+ -+ /* cmd queue start address */ -+ volatile cmdq_t *q_virt; -+ volatile u32 q_first_phys; -+ volatile u32 q_last_phys; -+ -+ /* control regs */ -+ struct ctrl_regs *cregs; -+ -+ // wait_queue_head_t wait; -+}; -+ -+int __init cns_rdma_init(void); -+ -+#endif -+ ---- a/arch/arm/Makefile -+++ b/arch/arm/Makefile -@@ -146,6 +146,7 @@ machine-$(CONFIG_ARCH_ORION5X) := orion - machine-$(CONFIG_ARCH_PNX4008) := pnx4008 - machine-$(CONFIG_ARCH_PXA) := pxa - machine-$(CONFIG_ARCH_REALVIEW) := realview -+machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx - machine-$(CONFIG_ARCH_RPC) := rpc - machine-$(CONFIG_ARCH_S3C2410) := s3c2410 s3c2400 s3c2412 s3c2440 s3c2442 s3c2443 - machine-$(CONFIG_ARCH_S3C24A0) := s3c24a0 ---- /dev/null -+++ b/arch/arm/mm/cache-l2cc.c -@@ -0,0 +1,218 @@ -+/******************************************************************************* -+ * -+ * arch/arm/mm/cache-l2cc.c - L2 cache controller support -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#include <linux/init.h> -+#include <linux/spinlock.h> -+ -+#include <asm/cacheflush.h> -+#include <asm/io.h> -+#include <asm/hardware/cache-l2cc.h> -+ -+#define CACHE_LINE_SIZE 32 -+ -+static void __iomem *cns3xxx_l2_base; -+static DEFINE_SPINLOCK(cns3xxx_l2_lock); -+ -+static inline void cache_wait(void __iomem *reg, unsigned long mask) -+{ -+#ifndef CONFIG_L2CC_NO_WAIT -+ /* wait for the operation to complete */ -+ while (readl(reg) & mask); -+#endif -+} -+ -+static inline void sync_writel(unsigned long val, unsigned long reg, -+ unsigned long complete_mask) -+{ -+ unsigned long flags; -+ -+ spin_lock_irqsave(&cns3xxx_l2_lock, flags); -+ writel(val, cns3xxx_l2_base + reg); -+ /* wait for the operation to complete */ -+ while (readl(cns3xxx_l2_base + reg) & complete_mask) -+ ; -+ spin_unlock_irqrestore(&cns3xxx_l2_lock, flags); -+} -+ -+static inline void cache_sync(void) -+{ -+ sync_writel(0, L2CC_CACHE_SYNC, 1); -+} -+ -+static inline void cns3xxx_l2_inv_all(void) -+{ -+ /* invalidate all ways */ -+ sync_writel(0xffff, L2CC_INV_WAY, 0xffff); -+ cache_sync(); -+} -+ -+static void cns3xxx_l2_inv_range(unsigned long start, unsigned long end) -+{ -+ unsigned long addr; -+ -+ if (start & (CACHE_LINE_SIZE - 1)) { -+ start &= ~(CACHE_LINE_SIZE - 1); -+ writel(start, cns3xxx_l2_base + L2CC_CLEAN_INV_LINE_PA); -+ start += CACHE_LINE_SIZE; -+ } -+ -+ if (end & (CACHE_LINE_SIZE - 1)) { -+ end &= ~(CACHE_LINE_SIZE - 1); -+ writel(end, cns3xxx_l2_base + L2CC_CLEAN_INV_LINE_PA); -+ } -+ -+ for (addr = start; addr < end; addr += CACHE_LINE_SIZE) -+ writel(addr, cns3xxx_l2_base + L2CC_INV_LINE_PA); -+ -+ cache_sync(); -+} -+ -+static void cns3xxx_l2_clean_range(unsigned long start, unsigned long end) -+{ -+ unsigned long addr; -+ -+ start &= ~(CACHE_LINE_SIZE - 1); -+ for (addr = start; addr < end; addr += CACHE_LINE_SIZE) -+ writel(addr, cns3xxx_l2_base + L2CC_CLEAN_LINE_PA); -+ -+ cache_wait(cns3xxx_l2_base + L2CC_CLEAN_LINE_PA, 1); -+ cache_sync(); -+} -+ -+static void cns3xxx_l2_flush_range(unsigned long start, unsigned long end) -+{ -+ unsigned long addr; -+ -+ start &= ~(CACHE_LINE_SIZE - 1); -+ for (addr = start; addr < end; addr += CACHE_LINE_SIZE) -+ writel(addr, cns3xxx_l2_base + L2CC_CLEAN_INV_LINE_PA); -+ -+ cache_wait(cns3xxx_l2_base + L2CC_CLEAN_INV_LINE_PA, 1); -+ cache_sync(); -+} -+ -+void __init l2cc_init(void __iomem *base) -+{ -+ __u32 aux, prefetch, tag, data; -+ -+ printk(KERN_INFO "Initializing CNS3XXX L2 cache controller... "); -+ -+ cns3xxx_l2_base = base; -+ -+ /* disable L2CC */ -+ writel(0, cns3xxx_l2_base + L2CC_CTRL); -+ -+ /* -+ * Auxiliary control register -+ * -+ * bit[22] - shared attribute internally ignored -+ * bit[21] - parity enabled -+ * bit[20] - -+ * bit[19:17] - 32kB way size -+ * bit[16] - way associative -+ * bit[12] - exclusive cache disabled -+ * -+ */ -+ aux = readl(cns3xxx_l2_base + L2CC_AUX_CTRL); -+ aux &= 0xfe000fff; -+#ifdef CONFIG_CACHE_L2_I_PREFETCH -+ aux |= 0x20000000; /* bit[29]: Instruction prefetching enable, bit[29]: Data prefetching enable */ -+#endif -+#ifdef CONFIG_CACHE_L2_D_PREFETCH -+ aux |= 0x10000000; /* bit[28]: Instruction prefetching enable, bit[28]: Data prefetching enable */ -+#endif -+ aux |= 0x00540000; /* ...010..., 32KB, 8-way, Parity Disable*/ -+ writel(aux, cns3xxx_l2_base + L2CC_AUX_CTRL); -+ -+ prefetch = readl(cns3xxx_l2_base + 0xF60); -+ prefetch |= 0x00000008; /* prefetch offset, bit[4..0] */ -+#ifdef CONFIG_CACHE_L2_I_PREFETCH -+ prefetch |= 0x20000000; -+#endif -+#ifdef CONFIG_CACHE_L2_D_PREFETCH -+ prefetch |= 0x10000000; -+#endif -+ writel(prefetch, cns3xxx_l2_base + 0xF60); -+ -+ /* Tag RAM Control register -+ * -+ * bit[10:8] - 1 cycle of write accesses latency -+ * bit[6:4] - 1 cycle of read accesses latency -+ * bit[3:0] - 1 cycle of setup latency -+ * -+ * 1 cycle of latency for setup, read and write accesses -+ */ -+ tag = readl(cns3xxx_l2_base + L2CC_TAG_RAM_LATENCY_CTRL); -+ tag &= 0xfffff888; -+ tag |= 0x00000000; -+ writel(tag, cns3xxx_l2_base + L2CC_TAG_RAM_LATENCY_CTRL); -+ -+ /* Data RAM Control register -+ * -+ * bit[10:8] - 1 cycles of write accesses latency -+ * bit[6:4] - 1 cycles of read accesses latency -+ * bit[3:0] - 1 cycle of setup latency -+ * -+ * 1 cycle of setup latency, 2 cycles of read and write accesses latency -+ */ -+ data = readl(cns3xxx_l2_base + L2CC_DATA_RAM_LATENCY_CTRL); -+ data &= 0xfffff888; -+ data |= 0x00000000; -+ writel(data, cns3xxx_l2_base + L2CC_DATA_RAM_LATENCY_CTRL); -+ -+ cns3xxx_l2_inv_all(); -+ -+ /* lockdown required ways for different effective size of the L2 cache */ -+#ifdef CONFIG_CACHE_L2CC_32KB -+ /* 32KB, lock way7..1 */ -+ writel(0xfe, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_D); -+ writel(0xfe, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_I); -+ printk(KERN_INFO "CNS3XXX L2 cache lock down : way7..1\n"); -+#elif defined(CONFIG_CACHE_L2CC_64KB) -+ /* 64KB, lock way7..2 */ -+ writel(0xfc, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_D); -+ writel(0xfc, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_I); -+ printk(KERN_INFO "CNS3XXX L2 cache lock down : way7..2\n"); -+#elif defined(CONFIG_CACHE_L2CC_96KB) -+ /* 96KB, lock way7..3 */ -+ writel(0xf8, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_D); -+ writel(0xf8, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_I); -+ printk(KERN_INFO "CNS3XXX L2 cache lock down : way7..3\n"); -+#elif defined(CONFIG_CACHE_L2CC_128KB) -+ /* 128KB, lock way7..4 */ -+ writel(0xf0, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_D); -+ writel(0xf0, cns3xxx_l2_base + L2CC_LOCKDOWN_0_WAY_I); -+ printk(KERN_INFO "CNS3XXX L2 cache lock down : way7..4\n"); -+#endif -+ -+ /* enable L2CC */ -+ writel(1, cns3xxx_l2_base + L2CC_CTRL); -+ -+ outer_cache.inv_range = cns3xxx_l2_inv_range; -+ outer_cache.clean_range = cns3xxx_l2_clean_range; -+ outer_cache.flush_range = cns3xxx_l2_flush_range; -+ -+ printk("done.\n"); -+} ---- a/arch/arm/mm/cache-l2x0.c -+++ b/arch/arm/mm/cache-l2x0.c -@@ -109,6 +109,25 @@ void __init l2x0_init(void __iomem *base - - l2x0_inv_all(); - -+ /* lockdown required ways for different effective size of the L2 cache */ -+#ifdef CONFIG_CACHE_L2X0_128KB -+ /* 128KB, lock way7..1 */ -+ writel(0xfe, l2x0_base + L2X0_LOCKDOWN_WAY_D); -+ writel(0xfe, l2x0_base + L2X0_LOCKDOWN_WAY_I); -+#elif defined(CONFIG_CACHE_L2X0_256KB) -+ /* 256KB, lock way7..2 */ -+ writel(0xfc, l2x0_base + L2X0_LOCKDOWN_WAY_D); -+ writel(0xfc, l2x0_base + L2X0_LOCKDOWN_WAY_I); -+#elif defined(CONFIG_CACHE_L2X0_512KB) -+ /* 512KB, lock way7..3 */ -+ writel(0xf8, l2x0_base + L2X0_LOCKDOWN_WAY_D); -+ writel(0xf8, l2x0_base + L2X0_LOCKDOWN_WAY_I); -+#elif defined(CONFIG_CACHE_L2X0_1MB) -+ /* 1MB, lock way7..4 */ -+ writel(0xf0, l2x0_base + L2X0_LOCKDOWN_WAY_D); -+ writel(0xf0, l2x0_base + L2X0_LOCKDOWN_WAY_I); -+#endif -+ - /* enable L2X0 */ - writel(1, l2x0_base + L2X0_CTRL); - ---- a/arch/arm/mm/dma-mapping.c -+++ b/arch/arm/mm/dma-mapping.c -@@ -29,7 +29,8 @@ - #error "CONSISTENT_DMA_SIZE must be multiple of 2MiB" - #endif - --#define CONSISTENT_END (0xffe00000) -+//#define CONSISTENT_END (0xffe00000) -+#define CONSISTENT_END (0xf2000000) - #define CONSISTENT_BASE (CONSISTENT_END - CONSISTENT_DMA_SIZE) - - #define CONSISTENT_OFFSET(x) (((unsigned long)(x) - CONSISTENT_BASE) >> PAGE_SHIFT) -@@ -208,7 +209,7 @@ __dma_alloc(struct device *dev, size_t s - { - void *ptr = page_address(page); - memset(ptr, 0, size); -- dmac_flush_range(ptr, ptr + size); -+ smp_dma_flush_range(ptr, ptr + size); - outer_flush_range(__pa(ptr), __pa(ptr) + size); - } - -@@ -498,15 +499,15 @@ void dma_cache_maint(const void *start, - - switch (direction) { - case DMA_FROM_DEVICE: /* invalidate only */ -- inner_op = dmac_inv_range; -+ inner_op = smp_dma_inv_range; - outer_op = outer_inv_range; - break; - case DMA_TO_DEVICE: /* writeback only */ -- inner_op = dmac_clean_range; -+ inner_op = smp_dma_clean_range; - outer_op = outer_clean_range; - break; - case DMA_BIDIRECTIONAL: /* writeback and invalidate */ -- inner_op = dmac_flush_range; -+ inner_op = smp_dma_flush_range; - outer_op = outer_flush_range; - break; - default: -@@ -528,15 +529,15 @@ static void dma_cache_maint_contiguous(s - - switch (direction) { - case DMA_FROM_DEVICE: /* invalidate only */ -- inner_op = dmac_inv_range; -+ inner_op = smp_dma_inv_range; - outer_op = outer_inv_range; - break; - case DMA_TO_DEVICE: /* writeback only */ -- inner_op = dmac_clean_range; -+ inner_op = smp_dma_clean_range; - outer_op = outer_clean_range; - break; - case DMA_BIDIRECTIONAL: /* writeback and invalidate */ -- inner_op = dmac_flush_range; -+ inner_op = smp_dma_flush_range; - outer_op = outer_flush_range; - break; - default: ---- a/arch/arm/mm/Kconfig -+++ b/arch/arm/mm/Kconfig -@@ -391,7 +391,7 @@ config CPU_FEROCEON_OLD_ID - - # ARMv6 - config CPU_V6 -- bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX -+ bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_CNS3XXX || MACH_REALVIEW_PBX - select CPU_32v6 - select CPU_ABRT_EV6 - select CPU_PABRT_NOIFAR -@@ -516,6 +516,16 @@ config CPU_CACHE_VIPT - config CPU_CACHE_FA - bool - -+config CPU_NO_CACHE_BCAST -+ bool -+ depends on SMP -+ default y if CPU_V6 -+ -+config CPU_NO_CACHE_BCAST_DEBUG -+ bool -+ depends on SMP -+ default y if CPU_V6 -+ - if MMU - # The copy-page model - config CPU_COPY_V3 -@@ -759,11 +769,84 @@ config CACHE_L2X0 - bool "Enable the L2x0 outer cache controller" - depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \ - REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 || MACH_REALVIEW_PBX -- default y -+ default n - select OUTER_CACHE - help - This option enables the L2x0 PrimeCell. - -+choice -+ prompt "L2 Cache Size" -+ depends on CACHE_L2X0 -+ default CACHE_L2X0_1MB -+ -+config CACHE_L2X0_128KB -+ bool "128KB" -+ help -+ 16KB/way, 8-way, evmon/parity/share enabled -+ -+config CACHE_L2X0_256KB -+ bool "256KB" -+ help -+ 32KB/way, 8-way, evmon/parity/share enabled -+ -+config CACHE_L2X0_512KB -+ bool "512KB" -+ help -+ 64KB/way, 8-way, evmon/parity/share enabled -+ -+config CACHE_L2X0_1MB -+ bool "1MB" -+ help -+ 128KB/way, 8-way, evmon/parity/share enabled -+endchoice -+ -+config CACHE_L2CC -+ bool "Enable the L2 outer cache controller" -+ depends on ARCH_CNS3XXX -+ default n -+ select OUTER_CACHE -+ help -+ This option enables the L2 cache controller. -+ -+choice -+ prompt "L2 Cache Size" -+ depends on CACHE_L2CC -+ default CACHE_L2CC_256KB -+ -+config CACHE_L2CC_32KB -+ bool "32KB" -+ help -+ 4KB/way, 8-way, evmon/share enabled -+ -+config CACHE_L2CC_64KB -+ bool "64KB" -+ help -+ 8KB/way, 8-way, evmon/share enabled -+ -+config CACHE_L2CC_96KB -+ bool "96KB" -+ help -+ 12KB/way, 8-way, evmon/share enabled -+ -+config CACHE_L2CC_128KB -+ bool "128KB" -+ help -+ 16KB/way, 8-way, evmon/share enabled -+ -+config CACHE_L2CC_256KB -+ bool "256KB" -+ help -+ 32KB/way, 8-way, evmon/share enabled -+ -+endchoice -+ -+config CACHE_L2_I_PREFETCH -+ bool "Enable the L2 instruction prefetching" -+ depends on CACHE_L2CC -+ default y -+ help -+ This option enables instruction prefetching. -+ - config CACHE_XSC3L2 - bool "Enable the L2 cache on XScale3" - depends on CPU_XSC3 ---- a/arch/arm/mm/Makefile -+++ b/arch/arm/mm/Makefile -@@ -82,5 +82,6 @@ obj-$(CONFIG_CPU_V7) += proc-v7.o - - obj-$(CONFIG_CACHE_FEROCEON_L2) += cache-feroceon-l2.o - obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o -+obj-$(CONFIG_CACHE_L2CC) += cache-l2cc.o - obj-$(CONFIG_CACHE_XSC3L2) += cache-xsc3l2.o - ---- a/arch/arm/mm/mmu.c -+++ b/arch/arm/mm/mmu.c -@@ -687,7 +687,7 @@ __early_param("vmalloc=", early_vmalloc) - - static void __init sanity_check_meminfo(void) - { -- int i, j, highmem = 0; -+ int i, j; - - for (i = 0, j = 0; i < meminfo.nr_banks; i++) { - struct membank *bank = &meminfo.bank[j]; ---- a/include/linux/pci_ids.h -+++ b/include/linux/pci_ids.h -@@ -2668,3 +2668,5 @@ - #define PCI_DEVICE_ID_RME_DIGI32 0x9896 - #define PCI_DEVICE_ID_RME_DIGI32_PRO 0x9897 - #define PCI_DEVICE_ID_RME_DIGI32_8 0x9898 -+ -+#define PCI_VENDOR_ID_CAVIUM 0x177d ---- a/arch/arm/tools/mach-types -+++ b/arch/arm/tools/mach-types -@@ -12,7 +12,7 @@ - # - # http://www.arm.linux.org.uk/developer/machines/?action=new - # --# Last update: Sat Jun 20 22:28:39 2009 -+# Last update: Wed Jun 9 02:11:30 2010 - # - # machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number - # -@@ -928,7 +928,7 @@ palmt5 MACH_PALMT5 PALMT5 917 - palmtc MACH_PALMTC PALMTC 918 - omap_apollon MACH_OMAP_APOLLON OMAP_APOLLON 919 - mxc30030evb MACH_MXC30030EVB MXC30030EVB 920 --rea_2d MACH_REA_2D REA_2D 921 -+rea_cpu2 MACH_REA_2D REA_2D 921 - eti3e524 MACH_TI3E524 TI3E524 922 - ateb9200 MACH_ATEB9200 ATEB9200 923 - auckland MACH_AUCKLAND AUCKLAND 924 -@@ -1319,7 +1319,7 @@ mistral MACH_MISTRAL MISTRAL 1315 - msm MACH_MSM MSM 1316 - ct5910 MACH_CT5910 CT5910 1317 - ct5912 MACH_CT5912 CT5912 1318 --hynet_ine MACH_HYNET_INE HYNET_INE 1319 -+argonst_foundation MACH_HYNET_INE HYNET_INE 1319 - hynet_app MACH_HYNET_APP HYNET_APP 1320 - msm7200 MACH_MSM7200 MSM7200 1321 - msm7600 MACH_MSM7600 MSM7600 1322 -@@ -1638,7 +1638,7 @@ mx35evb MACH_MX35EVB MX35EVB 1643 - aml_m8050 MACH_AML_M8050 AML_M8050 1644 - mx35_3ds MACH_MX35_3DS MX35_3DS 1645 - mars MACH_MARS MARS 1646 --ntosd_644xa MACH_NTOSD_644XA NTOSD_644XA 1647 -+neuros_osd2 MACH_NEUROS_OSD2 NEUROS_OSD2 1647 - badger MACH_BADGER BADGER 1648 - trizeps4wl MACH_TRIZEPS4WL TRIZEPS4WL 1649 - trizeps5 MACH_TRIZEPS5 TRIZEPS5 1650 -@@ -1654,7 +1654,7 @@ vf10xx MACH_VF10XX VF10XX 1659 - zoran43xx MACH_ZORAN43XX ZORAN43XX 1660 - sonix926 MACH_SONIX926 SONIX926 1661 - celestialsemi MACH_CELESTIALSEMI CELESTIALSEMI 1662 --cc9m2443 MACH_CC9M2443 CC9M2443 1663 -+cc9m2443js MACH_CC9M2443JS CC9M2443JS 1663 - tw5334 MACH_TW5334 TW5334 1664 - omap_htcartemis MACH_HTCARTEMIS HTCARTEMIS 1665 - nal_hlite MACH_NAL_HLITE NAL_HLITE 1666 -@@ -1769,14 +1769,15 @@ mx31cicada MACH_MX31CICADA MX31CICADA - mi424wr MACH_MI424WR MI424WR 1778 - axs_ultrax MACH_AXS_ULTRAX AXS_ULTRAX 1779 - at572d940deb MACH_AT572D940DEB AT572D940DEB 1780 --davinci_da8xx_evm MACH_DAVINCI_DA8XX_EVM DAVINCI_DA8XX_EVM 1781 -+davinci_da830_evm MACH_DAVINCI_DA830_EVM DAVINCI_DA830_EVM 1781 - ep9302 MACH_EP9302 EP9302 1782 - at572d940hfek MACH_AT572D940HFEB AT572D940HFEB 1783 - cybook3 MACH_CYBOOK3 CYBOOK3 1784 - wdg002 MACH_WDG002 WDG002 1785 - sg560adsl MACH_SG560ADSL SG560ADSL 1786 - nextio_n2800_ica MACH_NEXTIO_N2800_ICA NEXTIO_N2800_ICA 1787 --marvell_newdb MACH_MARVELL_NEWDB MARVELL_NEWDB 1789 -+dove_db MACH_DOVE_DB DOVE_DB 1788 -+dove_avng MACH_MARVELL_NEWDB MARVELL_NEWDB 1789 - vandihud MACH_VANDIHUD VANDIHUD 1790 - magx_e8 MACH_MAGX_E8 MAGX_E8 1791 - magx_z6 MACH_MAGX_Z6 MAGX_Z6 1792 -@@ -1802,7 +1803,7 @@ ccw9p9215js MACH_CCW9P9215JS CCW9P9215J - rd88f5181l_ge MACH_RD88F5181L_GE RD88F5181L_GE 1812 - sifmain MACH_SIFMAIN SIFMAIN 1813 - sam9_l9261 MACH_SAM9_L9261 SAM9_L9261 1814 --cc9m2443js MACH_CC9M2443JS CC9M2443JS 1815 -+cc9m2443 MACH_CC9M2443 CC9M2443 1815 - xaria300 MACH_XARIA300 XARIA300 1816 - it9200 MACH_IT9200 IT9200 1817 - rd88f5181l_fxo MACH_RD88F5181L_FXO RD88F5181L_FXO 1818 -@@ -1962,7 +1963,7 @@ ethernut5 MACH_ETHERNUT5 ETHERNUT5 19 - arm11 MACH_ARM11 ARM11 1972 - cpuat9260 MACH_CPUAT9260 CPUAT9260 1973 - cpupxa255 MACH_CPUPXA255 CPUPXA255 1974 --cpuimx27 MACH_CPUIMX27 CPUIMX27 1975 -+eukrea_cpuimx27 MACH_CPUIMX27 CPUIMX27 1975 - cheflux MACH_CHEFLUX CHEFLUX 1976 - eb_cpux9k2 MACH_EB_CPUX9K2 EB_CPUX9K2 1977 - opcotec MACH_OPCOTEC OPCOTEC 1978 -@@ -2249,14 +2250,14 @@ omap3_phrazer MACH_OMAP3_PHRAZER OMAP3_ - darwin MACH_DARWIN DARWIN 2262 - oratiscomu MACH_ORATISCOMU ORATISCOMU 2263 - rtsbc20 MACH_RTSBC20 RTSBC20 2264 --i780 MACH_I780 I780 2265 -+sgh_i780 MACH_I780 I780 2265 - gemini324 MACH_GEMINI324 GEMINI324 2266 - oratislan MACH_ORATISLAN ORATISLAN 2267 - oratisalog MACH_ORATISALOG ORATISALOG 2268 - oratismadi MACH_ORATISMADI ORATISMADI 2269 - oratisot16 MACH_ORATISOT16 ORATISOT16 2270 - oratisdesk MACH_ORATISDESK ORATISDESK 2271 --v2p_ca9 MACH_V2P_CA9 V2P_CA9 2272 -+vexpress MACH_VEXPRESS VEXPRESS 2272 - sintexo MACH_SINTEXO SINTEXO 2273 - cm3389 MACH_CM3389 CM3389 2274 - omap3_cio MACH_OMAP3_CIO OMAP3_CIO 2275 -@@ -2280,3 +2281,615 @@ htcrhodium MACH_HTCRHODIUM HTCRHODIUM - htctopaz MACH_HTCTOPAZ HTCTOPAZ 2293 - matrix504 MACH_MATRIX504 MATRIX504 2294 - mrfsa MACH_MRFSA MRFSA 2295 -+sc_p270 MACH_SC_P270 SC_P270 2296 -+atlas5_evb MACH_ATLAS5_EVB ATLAS5_EVB 2297 -+pelco_lobox MACH_PELCO_LOBOX PELCO_LOBOX 2298 -+dilax_pcu200 MACH_DILAX_PCU200 DILAX_PCU200 2299 -+leonardo MACH_LEONARDO LEONARDO 2300 -+zoran_approach7 MACH_ZORAN_APPROACH7 ZORAN_APPROACH7 2301 -+dp6xx MACH_DP6XX DP6XX 2302 -+bcm2153_vesper MACH_BCM2153_VESPER BCM2153_VESPER 2303 -+mahimahi MACH_MAHIMAHI MAHIMAHI 2304 -+clickc MACH_CLICKC CLICKC 2305 -+zb_gateway MACH_ZB_GATEWAY ZB_GATEWAY 2306 -+tazcard MACH_TAZCARD TAZCARD 2307 -+tazdev MACH_TAZDEV TAZDEV 2308 -+annax_cb_arm MACH_ANNAX_CB_ARM ANNAX_CB_ARM 2309 -+annax_dm3 MACH_ANNAX_DM3 ANNAX_DM3 2310 -+cerebric MACH_CEREBRIC CEREBRIC 2311 -+orca MACH_ORCA ORCA 2312 -+pc9260 MACH_PC9260 PC9260 2313 -+ems285a MACH_EMS285A EMS285A 2314 -+gec2410 MACH_GEC2410 GEC2410 2315 -+gec2440 MACH_GEC2440 GEC2440 2316 -+mw903 MACH_ARCH_MW903 ARCH_MW903 2317 -+mw2440 MACH_MW2440 MW2440 2318 -+ecac2378 MACH_ECAC2378 ECAC2378 2319 -+tazkiosk MACH_TAZKIOSK TAZKIOSK 2320 -+whiterabbit_mch MACH_WHITERABBIT_MCH WHITERABBIT_MCH 2321 -+sbox9263 MACH_SBOX9263 SBOX9263 2322 -+oreo_camera MACH_OREO OREO 2323 -+smdk6442 MACH_SMDK6442 SMDK6442 2324 -+openrd_base MACH_OPENRD_BASE OPENRD_BASE 2325 -+incredible MACH_INCREDIBLE INCREDIBLE 2326 -+incrediblec MACH_INCREDIBLEC INCREDIBLEC 2327 -+heroct MACH_HEROCT HEROCT 2328 -+mmnet1000 MACH_MMNET1000 MMNET1000 2329 -+devkit8000 MACH_DEVKIT8000 DEVKIT8000 2330 -+devkit9000 MACH_DEVKIT9000 DEVKIT9000 2331 -+mx31txtr MACH_MX31TXTR MX31TXTR 2332 -+u380 MACH_U380 U380 2333 -+oamp3_hualu MACH_HUALU_BOARD HUALU_BOARD 2334 -+npcmx50 MACH_NPCMX50 NPCMX50 2335 -+mx51_lange51 MACH_MX51_LANGE51 MX51_LANGE51 2336 -+mx51_lange52 MACH_MX51_LANGE52 MX51_LANGE52 2337 -+riom MACH_RIOM RIOM 2338 -+comcas MACH_COMCAS COMCAS 2339 -+wsi_mx27 MACH_WSI_MX27 WSI_MX27 2340 -+cm_t35 MACH_CM_T35 CM_T35 2341 -+net2big MACH_NET2BIG NET2BIG 2342 -+motorola_a1600 MACH_MOTOROLA_A1600 MOTOROLA_A1600 2343 -+igep0020 MACH_IGEP0020 IGEP0020 2344 -+igep0010 MACH_IGEP0010 IGEP0010 2345 -+mv6281gtwge2 MACH_MV6281GTWGE2 MV6281GTWGE2 2346 -+scat100 MACH_SCAT100 SCAT100 2347 -+sanmina MACH_SANMINA SANMINA 2348 -+momento MACH_MOMENTO MOMENTO 2349 -+nuc9xx MACH_NUC9XX NUC9XX 2350 -+nuc910evb MACH_NUC910EVB NUC910EVB 2351 -+nuc920evb MACH_NUC920EVB NUC920EVB 2352 -+nuc950evb MACH_NUC950EVB NUC950EVB 2353 -+nuc945evb MACH_NUC945EVB NUC945EVB 2354 -+nuc960evb MACH_NUC960EVB NUC960EVB 2355 -+nuc932evb MACH_NUC932EVB NUC932EVB 2356 -+nuc900 MACH_NUC900 NUC900 2357 -+sd1soc MACH_SD1SOC SD1SOC 2358 -+ln2440bc MACH_LN2440BC LN2440BC 2359 -+rsbc MACH_RSBC RSBC 2360 -+openrd_client MACH_OPENRD_CLIENT OPENRD_CLIENT 2361 -+hpipaq11x MACH_HPIPAQ11X HPIPAQ11X 2362 -+wayland MACH_WAYLAND WAYLAND 2363 -+acnbsx102 MACH_ACNBSX102 ACNBSX102 2364 -+hwat91 MACH_HWAT91 HWAT91 2365 -+at91sam9263cs MACH_AT91SAM9263CS AT91SAM9263CS 2366 -+csb732 MACH_CSB732 CSB732 2367 -+u8500 MACH_U8500 U8500 2368 -+huqiu MACH_HUQIU HUQIU 2369 -+mx51_kunlun MACH_MX51_KUNLUN MX51_KUNLUN 2370 -+pmt1g MACH_PMT1G PMT1G 2371 -+htcelf MACH_HTCELF HTCELF 2372 -+armadillo420 MACH_ARMADILLO420 ARMADILLO420 2373 -+armadillo440 MACH_ARMADILLO440 ARMADILLO440 2374 -+u_chip_dual_arm MACH_U_CHIP_DUAL_ARM U_CHIP_DUAL_ARM 2375 -+csr_bdb3 MACH_CSR_BDB3 CSR_BDB3 2376 -+dolby_cat1018 MACH_DOLBY_CAT1018 DOLBY_CAT1018 2377 -+hy9307 MACH_HY9307 HY9307 2378 -+aspire_easystore MACH_A_ES A_ES 2379 -+davinci_irif MACH_DAVINCI_IRIF DAVINCI_IRIF 2380 -+agama9263 MACH_AGAMA9263 AGAMA9263 2381 -+marvell_jasper MACH_MARVELL_JASPER MARVELL_JASPER 2382 -+flint MACH_FLINT FLINT 2383 -+tavorevb3 MACH_TAVOREVB3 TAVOREVB3 2384 -+sch_m490 MACH_SCH_M490 SCH_M490 2386 -+rbl01 MACH_RBL01 RBL01 2387 -+omnifi MACH_OMNIFI OMNIFI 2388 -+otavalo MACH_OTAVALO OTAVALO 2389 -+siena MACH_SIENNA SIENNA 2390 -+htc_excalibur_s620 MACH_HTC_EXCALIBUR_S620 HTC_EXCALIBUR_S620 2391 -+htc_opal MACH_HTC_OPAL HTC_OPAL 2392 -+touchbook MACH_TOUCHBOOK TOUCHBOOK 2393 -+latte MACH_LATTE LATTE 2394 -+xa200 MACH_XA200 XA200 2395 -+nimrod MACH_NIMROD NIMROD 2396 -+cc9p9215_3g MACH_CC9P9215_3G CC9P9215_3G 2397 -+cc9p9215_3gjs MACH_CC9P9215_3GJS CC9P9215_3GJS 2398 -+tk71 MACH_TK71 TK71 2399 -+comham3525 MACH_COMHAM3525 COMHAM3525 2400 -+mx31erebus MACH_MX31EREBUS MX31EREBUS 2401 -+mcardmx27 MACH_MCARDMX27 MCARDMX27 2402 -+paradise MACH_PARADISE PARADISE 2403 -+tide MACH_TIDE TIDE 2404 -+wzl2440 MACH_WZL2440 WZL2440 2405 -+sdrdemo MACH_SDRDEMO SDRDEMO 2406 -+ethercan2 MACH_ETHERCAN2 ETHERCAN2 2407 -+ecmimg20 MACH_ECMIMG20 ECMIMG20 2408 -+omap_dragon MACH_OMAP_DRAGON OMAP_DRAGON 2409 -+halo MACH_HALO HALO 2410 -+huangshan MACH_HUANGSHAN HUANGSHAN 2411 -+vl_ma2sc MACH_VL_MA2SC VL_MA2SC 2412 -+raumfeld_rc MACH_RAUMFELD_RC RAUMFELD_RC 2413 -+raumfeld_connector MACH_RAUMFELD_CONNECTOR RAUMFELD_CONNECTOR 2414 -+raumfeld_speaker MACH_RAUMFELD_SPEAKER RAUMFELD_SPEAKER 2415 -+multibus_master MACH_MULTIBUS_MASTER MULTIBUS_MASTER 2416 -+multibus_pbk MACH_MULTIBUS_PBK MULTIBUS_PBK 2417 -+tnetv107x MACH_TNETV107X TNETV107X 2418 -+snake MACH_SNAKE SNAKE 2419 -+cwmx27 MACH_CWMX27 CWMX27 2420 -+sch_m480 MACH_SCH_M480 SCH_M480 2421 -+platypus MACH_PLATYPUS PLATYPUS 2422 -+pss2 MACH_PSS2 PSS2 2423 -+davinci_apm150 MACH_DAVINCI_APM150 DAVINCI_APM150 2424 -+str9100 MACH_STR9100 STR9100 2425 -+net5big MACH_NET5BIG NET5BIG 2426 -+seabed9263 MACH_SEABED9263 SEABED9263 2427 -+mx51_m2id MACH_MX51_M2ID MX51_M2ID 2428 -+octvocplus_eb MACH_OCTVOCPLUS_EB OCTVOCPLUS_EB 2429 -+klk_firefox MACH_KLK_FIREFOX KLK_FIREFOX 2430 -+klk_wirma_module MACH_KLK_WIRMA_MODULE KLK_WIRMA_MODULE 2431 -+klk_wirma_mmi MACH_KLK_WIRMA_MMI KLK_WIRMA_MMI 2432 -+supersonic MACH_SUPERSONIC SUPERSONIC 2433 -+liberty MACH_LIBERTY LIBERTY 2434 -+mh355 MACH_MH355 MH355 2435 -+pc7802 MACH_PC7802 PC7802 2436 -+gnet_sgc MACH_GNET_SGC GNET_SGC 2437 -+einstein15 MACH_EINSTEIN15 EINSTEIN15 2438 -+cmpd MACH_CMPD CMPD 2439 -+davinci_hase1 MACH_DAVINCI_HASE1 DAVINCI_HASE1 2440 -+lgeincitephone MACH_LGEINCITEPHONE LGEINCITEPHONE 2441 -+ea313x MACH_EA313X EA313X 2442 -+fwbd_39064 MACH_FWBD_39064 FWBD_39064 2443 -+fwbd_390128 MACH_FWBD_390128 FWBD_390128 2444 -+pelco_moe MACH_PELCO_MOE PELCO_MOE 2445 -+minimix27 MACH_MINIMIX27 MINIMIX27 2446 -+omap3_thunder MACH_OMAP3_THUNDER OMAP3_THUNDER 2447 -+passionc MACH_PASSIONC PASSIONC 2448 -+mx27amata MACH_MX27AMATA MX27AMATA 2449 -+bgat1 MACH_BGAT1 BGAT1 2450 -+buzz MACH_BUZZ BUZZ 2451 -+mb9g20 MACH_MB9G20 MB9G20 2452 -+yushan MACH_YUSHAN YUSHAN 2453 -+lizard MACH_LIZARD LIZARD 2454 -+omap3polycom MACH_OMAP3POLYCOM OMAP3POLYCOM 2455 -+smdkv210 MACH_SMDKV210 SMDKV210 2456 -+bravo MACH_BRAVO BRAVO 2457 -+siogentoo1 MACH_SIOGENTOO1 SIOGENTOO1 2458 -+siogentoo2 MACH_SIOGENTOO2 SIOGENTOO2 2459 -+sm3k MACH_SM3K SM3K 2460 -+acer_tempo_f900 MACH_ACER_TEMPO_F900 ACER_TEMPO_F900 2461 -+sst61vc010_dev MACH_SST61VC010_DEV SST61VC010_DEV 2462 -+glittertind MACH_GLITTERTIND GLITTERTIND 2463 -+omap_zoom3 MACH_OMAP_ZOOM3 OMAP_ZOOM3 2464 -+omap_3630sdp MACH_OMAP_3630SDP OMAP_3630SDP 2465 -+cybook2440 MACH_CYBOOK2440 CYBOOK2440 2466 -+torino_s MACH_TORINO_S TORINO_S 2467 -+havana MACH_HAVANA HAVANA 2468 -+beaumont_11 MACH_BEAUMONT_11 BEAUMONT_11 2469 -+vanguard MACH_VANGUARD VANGUARD 2470 -+s5pc110_draco MACH_S5PC110_DRACO S5PC110_DRACO 2471 -+cartesio_two MACH_CARTESIO_TWO CARTESIO_TWO 2472 -+aster MACH_ASTER ASTER 2473 -+voguesv210 MACH_VOGUESV210 VOGUESV210 2474 -+acm500x MACH_ACM500X ACM500X 2475 -+km9260 MACH_KM9260 KM9260 2476 -+nideflexg1 MACH_NIDEFLEXG1 NIDEFLEXG1 2477 -+ctera_plug_io MACH_CTERA_PLUG_IO CTERA_PLUG_IO 2478 -+smartq7 MACH_SMARTQ7 SMARTQ7 2479 -+at91sam9g10ek2 MACH_AT91SAM9G10EK2 AT91SAM9G10EK2 2480 -+asusp527 MACH_ASUSP527 ASUSP527 2481 -+at91sam9g20mpm2 MACH_AT91SAM9G20MPM2 AT91SAM9G20MPM2 2482 -+topasa900 MACH_TOPASA900 TOPASA900 2483 -+electrum_100 MACH_ELECTRUM_100 ELECTRUM_100 2484 -+mx51grb MACH_MX51GRB MX51GRB 2485 -+xea300 MACH_XEA300 XEA300 2486 -+htcstartrek MACH_HTCSTARTREK HTCSTARTREK 2487 -+lima MACH_LIMA LIMA 2488 -+csb740 MACH_CSB740 CSB740 2489 -+usb_s8815 MACH_USB_S8815 USB_S8815 2490 -+watson_efm_plugin MACH_WATSON_EFM_PLUGIN WATSON_EFM_PLUGIN 2491 -+milkyway MACH_MILKYWAY MILKYWAY 2492 -+g4evm MACH_G4EVM G4EVM 2493 -+picomod6 MACH_PICOMOD6 PICOMOD6 2494 -+omapl138_hawkboard MACH_OMAPL138_HAWKBOARD OMAPL138_HAWKBOARD 2495 -+ip6000 MACH_IP6000 IP6000 2496 -+ip6010 MACH_IP6010 IP6010 2497 -+utm400 MACH_UTM400 UTM400 2498 -+omap3_zybex MACH_OMAP3_ZYBEX OMAP3_ZYBEX 2499 -+wireless_space MACH_WIRELESS_SPACE WIRELESS_SPACE 2500 -+sx560 MACH_SX560 SX560 2501 -+ts41x MACH_TS41X TS41X 2502 -+elphel10373 MACH_ELPHEL10373 ELPHEL10373 2503 -+rhobot MACH_RHOBOT RHOBOT 2504 -+mx51_refresh MACH_MX51_REFRESH MX51_REFRESH 2505 -+ls9260 MACH_LS9260 LS9260 2506 -+shank MACH_SHANK SHANK 2507 -+qsd8x50_st1 MACH_QSD8X50_ST1 QSD8X50_ST1 2508 -+at91sam9m10ekes MACH_AT91SAM9M10EKES AT91SAM9M10EKES 2509 -+hiram MACH_HIRAM HIRAM 2510 -+phy3250 MACH_PHY3250 PHY3250 2511 -+ea3250 MACH_EA3250 EA3250 2512 -+fdi3250 MACH_FDI3250 FDI3250 2513 -+htcwhitestone MACH_WHITESTONE WHITESTONE 2514 -+at91sam9263nit MACH_AT91SAM9263NIT AT91SAM9263NIT 2515 -+ccmx51 MACH_CCMX51 CCMX51 2516 -+ccmx51js MACH_CCMX51JS CCMX51JS 2517 -+ccwmx51 MACH_CCWMX51 CCWMX51 2518 -+ccwmx51js MACH_CCWMX51JS CCWMX51JS 2519 -+mini6410 MACH_MINI6410 MINI6410 2520 -+tiny6410 MACH_TINY6410 TINY6410 2521 -+nano6410 MACH_NANO6410 NANO6410 2522 -+at572d940hfnldb MACH_AT572D940HFNLDB AT572D940HFNLDB 2523 -+htcleo MACH_HTCLEO HTCLEO 2524 -+avp13 MACH_AVP13 AVP13 2525 -+xxsvideod MACH_XXSVIDEOD XXSVIDEOD 2526 -+vpnext MACH_VPNEXT VPNEXT 2527 -+swarco_itc3 MACH_SWARCO_ITC3 SWARCO_ITC3 2528 -+tx51 MACH_TX51 TX51 2529 -+dolby_cat1021 MACH_DOLBY_CAT1021 DOLBY_CAT1021 2530 -+mx28evk MACH_MX28EVK MX28EVK 2531 -+phoenix260 MACH_PHOENIX260 PHOENIX260 2532 -+uvaca_stork MACH_UVACA_STORK UVACA_STORK 2533 -+smartq5 MACH_SMARTQ5 SMARTQ5 2534 -+all3078 MACH_ALL3078 ALL3078 2535 -+ctera_2bay_ds MACH_CTERA_2BAY_DS CTERA_2BAY_DS 2536 -+siogentoo3 MACH_SIOGENTOO3 SIOGENTOO3 2537 -+epb5000 MACH_EPB5000 EPB5000 2538 -+hy9263 MACH_HY9263 HY9263 2539 -+acer_tempo_m900 MACH_ACER_TEMPO_M900 ACER_TEMPO_M900 2540 -+acer_tempo_dx650 MACH_ACER_TEMPO_DX900 ACER_TEMPO_DX900 2541 -+acer_tempo_x960 MACH_ACER_TEMPO_X960 ACER_TEMPO_X960 2542 -+acer_eten_v900 MACH_ACER_ETEN_V900 ACER_ETEN_V900 2543 -+acer_eten_x900 MACH_ACER_ETEN_X900 ACER_ETEN_X900 2544 -+bonnell MACH_BONNELL BONNELL 2545 -+oht_mx27 MACH_OHT_MX27 OHT_MX27 2546 -+htcquartz MACH_HTCQUARTZ HTCQUARTZ 2547 -+davinci_dm6467tevm MACH_DAVINCI_DM6467TEVM DAVINCI_DM6467TEVM 2548 -+c3ax03 MACH_C3AX03 C3AX03 2549 -+mxt_td60 MACH_MXT_TD60 MXT_TD60 2550 -+esyx MACH_ESYX ESYX 2551 -+dove_db2 MACH_DOVE_DB2 DOVE_DB2 2552 -+bulldog MACH_BULLDOG BULLDOG 2553 -+derell_me2000 MACH_DERELL_ME2000 DERELL_ME2000 2554 -+bcmring_base MACH_BCMRING_BASE BCMRING_BASE 2555 -+bcmring_evm MACH_BCMRING_EVM BCMRING_EVM 2556 -+bcmring_evm_jazz MACH_BCMRING_EVM_JAZZ BCMRING_EVM_JAZZ 2557 -+bcmring_sp MACH_BCMRING_SP BCMRING_SP 2558 -+bcmring_sv MACH_BCMRING_SV BCMRING_SV 2559 -+bcmring_sv_jazz MACH_BCMRING_SV_JAZZ BCMRING_SV_JAZZ 2560 -+bcmring_tablet MACH_BCMRING_TABLET BCMRING_TABLET 2561 -+bcmring_vp MACH_BCMRING_VP BCMRING_VP 2562 -+bcmring_evm_seikor MACH_BCMRING_EVM_SEIKOR BCMRING_EVM_SEIKOR 2563 -+bcmring_sp_wqvga MACH_BCMRING_SP_WQVGA BCMRING_SP_WQVGA 2564 -+bcmring_custom MACH_BCMRING_CUSTOM BCMRING_CUSTOM 2565 -+acer_s200 MACH_ACER_S200 ACER_S200 2566 -+bt270 MACH_BT270 BT270 2567 -+iseo MACH_ISEO ISEO 2568 -+cezanne MACH_CEZANNE CEZANNE 2569 -+lucca MACH_LUCCA LUCCA 2570 -+supersmart MACH_SUPERSMART SUPERSMART 2571 -+arm11_board MACH_CS_MISANO CS_MISANO 2572 -+magnolia2 MACH_MAGNOLIA2 MAGNOLIA2 2573 -+emxx MACH_EMXX EMXX 2574 -+outlaw MACH_OUTLAW OUTLAW 2575 -+riot_bei2 MACH_RIOT_BEI2 RIOT_BEI2 2576 -+riot_vox MACH_RIOT_VOX RIOT_VOX 2577 -+riot_x37 MACH_RIOT_X37 RIOT_X37 2578 -+mega25mx MACH_MEGA25MX MEGA25MX 2579 -+benzina2 MACH_BENZINA2 BENZINA2 2580 -+ignite MACH_IGNITE IGNITE 2581 -+foggia MACH_FOGGIA FOGGIA 2582 -+arezzo MACH_AREZZO AREZZO 2583 -+leica_skywalker MACH_LEICA_SKYWALKER LEICA_SKYWALKER 2584 -+jacinto2_jamr MACH_JACINTO2_JAMR JACINTO2_JAMR 2585 -+gts_nova MACH_GTS_NOVA GTS_NOVA 2586 -+p3600 MACH_P3600 P3600 2587 -+dlt2 MACH_DLT2 DLT2 2588 -+df3120 MACH_DF3120 DF3120 2589 -+ecucore_9g20 MACH_ECUCORE_9G20 ECUCORE_9G20 2590 -+nautel_lpc3240 MACH_NAUTEL_LPC3240 NAUTEL_LPC3240 2591 -+glacier MACH_GLACIER GLACIER 2592 -+phrazer_bulldog MACH_PHRAZER_BULLDOG PHRAZER_BULLDOG 2593 -+omap3_bulldog MACH_OMAP3_BULLDOG OMAP3_BULLDOG 2594 -+pca101 MACH_PCA101 PCA101 2595 -+buzzc MACH_BUZZC BUZZC 2596 -+sasie2 MACH_SASIE2 SASIE2 2597 -+davinci_dm6467_cio MACH_DAVINCI_CIO DAVINCI_CIO 2598 -+smartmeter_dl MACH_SMARTMETER_DL SMARTMETER_DL 2599 -+wzl6410 MACH_WZL6410 WZL6410 2600 -+wzl6410m MACH_WZL6410M WZL6410M 2601 -+wzl6410f MACH_WZL6410F WZL6410F 2602 -+wzl6410i MACH_WZL6410I WZL6410I 2603 -+spacecom1 MACH_SPACECOM1 SPACECOM1 2604 -+pingu920 MACH_PINGU920 PINGU920 2605 -+bravoc MACH_BRAVOC BRAVOC 2606 -+cybo2440 MACH_CYBO2440 CYBO2440 2607 -+vdssw MACH_VDSSW VDSSW 2608 -+romulus MACH_ROMULUS ROMULUS 2609 -+omap_magic MACH_OMAP_MAGIC OMAP_MAGIC 2610 -+eltd100 MACH_ELTD100 ELTD100 2611 -+capc7117 MACH_CAPC7117 CAPC7117 2612 -+swan MACH_SWAN SWAN 2613 -+veu MACH_VEU VEU 2614 -+rm2 MACH_RM2 RM2 2615 -+tt2100 MACH_TT2100 TT2100 2616 -+venice MACH_VENICE VENICE 2617 -+pc7323 MACH_PC7323 PC7323 2618 -+masp MACH_MASP MASP 2619 -+fujitsu_tvstbsoc0 MACH_FUJITSU_TVSTBSOC FUJITSU_TVSTBSOC 2620 -+fujitsu_tvstbsoc1 MACH_FUJITSU_TVSTBSOC1 FUJITSU_TVSTBSOC1 2621 -+lexikon MACH_LEXIKON LEXIKON 2622 -+mini2440v2 MACH_MINI2440V2 MINI2440V2 2623 -+icontrol MACH_ICONTROL ICONTROL 2624 -+sheevad MACH_SHEEVAD SHEEVAD 2625 -+qsd8x50a_st1_1 MACH_QSD8X50A_ST1_1 QSD8X50A_ST1_1 2626 -+qsd8x50a_st1_5 MACH_QSD8X50A_ST1_5 QSD8X50A_ST1_5 2627 -+bee MACH_BEE BEE 2628 -+mx23evk MACH_MX23EVK MX23EVK 2629 -+ap4evb MACH_AP4EVB AP4EVB 2630 -+stockholm MACH_STOCKHOLM STOCKHOLM 2631 -+lpc_h3131 MACH_LPC_H3131 LPC_H3131 2632 -+stingray MACH_STINGRAY STINGRAY 2633 -+kraken MACH_KRAKEN KRAKEN 2634 -+gw2388 MACH_GW2388 GW2388 2635 -+jadecpu MACH_JADECPU JADECPU 2636 -+carlisle MACH_CARLISLE CARLISLE 2637 -+lux_sf9 MACH_LUX_SFT9 LUX_SFT9 2638 -+nemid_tb MACH_NEMID_TB NEMID_TB 2639 -+terrier MACH_TERRIER TERRIER 2640 -+turbot MACH_TURBOT TURBOT 2641 -+sanddab MACH_SANDDAB SANDDAB 2642 -+mx35_cicada MACH_MX35_CICADA MX35_CICADA 2643 -+ghi2703d MACH_GHI2703D GHI2703D 2644 -+lux_sfx9 MACH_LUX_SFX9 LUX_SFX9 2645 -+lux_sf9g MACH_LUX_SF9G LUX_SF9G 2646 -+lux_edk9 MACH_LUX_EDK9 LUX_EDK9 2647 -+hw90240 MACH_HW90240 HW90240 2648 -+dm365_leopard MACH_DM365_LEOPARD DM365_LEOPARD 2649 -+mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650 -+scat110 MACH_SCAT110 SCAT110 2651 -+acer_a1 MACH_ACER_A1 ACER_A1 2652 -+cmcontrol MACH_CMCONTROL CMCONTROL 2653 -+pelco_lamar MACH_PELCO_LAMAR PELCO_LAMAR 2654 -+rfp43 MACH_RFP43 RFP43 2655 -+sk86r0301 MACH_SK86R0301 SK86R0301 2656 -+ctpxa MACH_CTPXA CTPXA 2657 -+epb_arm9_a MACH_EPB_ARM9_A EPB_ARM9_A 2658 -+guruplug MACH_GURUPLUG GURUPLUG 2659 -+spear310 MACH_SPEAR310 SPEAR310 2660 -+spear320 MACH_SPEAR320 SPEAR320 2661 -+robotx MACH_ROBOTX ROBOTX 2662 -+lsxhl MACH_LSXHL LSXHL 2663 -+smartlite MACH_SMARTLITE SMARTLITE 2664 -+cws2 MACH_CWS2 CWS2 2665 -+m619 MACH_M619 M619 2666 -+smartview MACH_SMARTVIEW SMARTVIEW 2667 -+lsa_salsa MACH_LSA_SALSA LSA_SALSA 2668 -+kizbox MACH_KIZBOX KIZBOX 2669 -+htccharmer MACH_HTCCHARMER HTCCHARMER 2670 -+guf_neso_lt MACH_GUF_NESO_LT GUF_NESO_LT 2671 -+pm9g45 MACH_PM9G45 PM9G45 2672 -+htcpanther MACH_HTCPANTHER HTCPANTHER 2673 -+htcpanther_cdma MACH_HTCPANTHER_CDMA HTCPANTHER_CDMA 2674 -+reb01 MACH_REB01 REB01 2675 -+aquila MACH_AQUILA AQUILA 2676 -+spark_sls_hw2 MACH_SPARK_SLS_HW2 SPARK_SLS_HW2 2677 -+sheeva_esata MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678 -+msm7x30_surf MACH_MSM7X30_SURF MSM7X30_SURF 2679 -+micro2440 MACH_MICRO2440 MICRO2440 2680 -+am2440 MACH_AM2440 AM2440 2681 -+tq2440 MACH_TQ2440 TQ2440 2682 -+lpc2478oem MACH_LPC2478OEM LPC2478OEM 2683 -+ak880x MACH_AK880X AK880X 2684 -+cobra3530 MACH_COBRA3530 COBRA3530 2685 -+pmppb MACH_PMPPB PMPPB 2686 -+u6715 MACH_U6715 U6715 2687 -+axar1500_sender MACH_AXAR1500_SENDER AXAR1500_SENDER 2688 -+g30_dvb MACH_G30_DVB G30_DVB 2689 -+vc088x MACH_VC088X VC088X 2690 -+mioa702 MACH_MIOA702 MIOA702 2691 -+hpmin MACH_HPMIN HPMIN 2692 -+ak880xak MACH_AK880XAK AK880XAK 2693 -+arm926tomap850 MACH_ARM926TOMAP850 ARM926TOMAP850 2694 -+lkevm MACH_LKEVM LKEVM 2695 -+mw6410 MACH_MW6410 MW6410 2696 -+terastation_wxl MACH_TERASTATION_WXL TERASTATION_WXL 2697 -+cpu8000e MACH_CPU8000E CPU8000E 2698 -+catania MACH_CATANIA CATANIA 2699 -+tokyo MACH_TOKYO TOKYO 2700 -+msm7201a_surf MACH_MSM7201A_SURF MSM7201A_SURF 2701 -+msm7201a_ffa MACH_MSM7201A_FFA MSM7201A_FFA 2702 -+msm7x25_surf MACH_MSM7X25_SURF MSM7X25_SURF 2703 -+msm7x25_ffa MACH_MSM7X25_FFA MSM7X25_FFA 2704 -+msm7x27_surf MACH_MSM7X27_SURF MSM7X27_SURF 2705 -+msm7x27_ffa MACH_MSM7X27_FFA MSM7X27_FFA 2706 -+msm7x30_ffa MACH_MSM7X30_FFA MSM7X30_FFA 2707 -+qsd8x50_surf MACH_QSD8X50_SURF QSD8X50_SURF 2708 -+qsd8x50_comet MACH_QSD8X50_COMET QSD8X50_COMET 2709 -+qsd8x50_ffa MACH_QSD8X50_FFA QSD8X50_FFA 2710 -+qsd8x50a_surf MACH_QSD8X50A_SURF QSD8X50A_SURF 2711 -+qsd8x50a_ffa MACH_QSD8X50A_FFA QSD8X50A_FFA 2712 -+adx_xgcp10 MACH_ADX_XGCP10 ADX_XGCP10 2713 -+mcgwumts2a MACH_MCGWUMTS2A MCGWUMTS2A 2714 -+mobikt MACH_MOBIKT MOBIKT 2715 -+mx53_evk MACH_MX53_EVK MX53_EVK 2716 -+igep0030 MACH_IGEP0030 IGEP0030 2717 -+axell_h40_h50_ctrl MACH_AXELL_H40_H50_CTRL AXELL_H40_H50_CTRL 2718 -+dtcommod MACH_DTCOMMOD DTCOMMOD 2719 -+gould MACH_GOULD GOULD 2720 -+siberia MACH_SIBERIA SIBERIA 2721 -+sbc3530 MACH_SBC3530 SBC3530 2722 -+qarm MACH_QARM QARM 2723 -+mips MACH_MIPS MIPS 2724 -+mx27grb MACH_MX27GRB MX27GRB 2725 -+sbc8100 MACH_SBC8100 SBC8100 2726 -+saarb MACH_SAARB SAARB 2727 -+omap3mini MACH_OMAP3MINI OMAP3MINI 2728 -+cnmbook7se MACH_CNMBOOK7SE CNMBOOK7SE 2729 -+catan MACH_CATAN CATAN 2730 -+harmony MACH_HARMONY HARMONY 2731 -+tonga MACH_TONGA TONGA 2732 -+cybook_orizon MACH_CYBOOK_ORIZON CYBOOK_ORIZON 2733 -+htcrhodiumcdma MACH_HTCRHODIUMCDMA HTCRHODIUMCDMA 2734 -+epc_g45 MACH_EPC_G45 EPC_G45 2735 -+epc_lpc3250 MACH_EPC_LPC3250 EPC_LPC3250 2736 -+mxc91341evb MACH_MXC91341EVB MXC91341EVB 2737 -+rtw1000 MACH_RTW1000 RTW1000 2738 -+bobcat MACH_BOBCAT BOBCAT 2739 -+trizeps6 MACH_TRIZEPS6 TRIZEPS6 2740 -+msm7x30_fluid MACH_MSM7X30_FLUID MSM7X30_FLUID 2741 -+nedap9263 MACH_NEDAP9263 NEDAP9263 2742 -+netgear_ms2110 MACH_NETGEAR_MS2110 NETGEAR_MS2110 2743 -+bmx MACH_BMX BMX 2744 -+netstream MACH_NETSTREAM NETSTREAM 2745 -+vpnext_rcu MACH_VPNEXT_RCU VPNEXT_RCU 2746 -+vpnext_mpu MACH_VPNEXT_MPU VPNEXT_MPU 2747 -+bcmring_tablet_v1 MACH_BCMRING_TABLET_V1 BCMRING_TABLET_V1 2748 -+sgarm10 MACH_SGARM10 SGARM10 2749 -+cm_t3517 MACH_CM_T3517 CM_T3517 2750 -+omap3_cps MACH_OMAP3_CPS OMAP3_CPS 2751 -+axar1500_receiver MACH_AXAR1500_RECEIVER AXAR1500_RECEIVER 2752 -+wbd222 MACH_WBD222 WBD222 2753 -+mt65xx MACH_MT65XX MT65XX 2754 -+msm8x60_surf MACH_MSM8X60_SURF MSM8X60_SURF 2755 -+msm8x60_sim MACH_MSM8X60_SIM MSM8X60_SIM 2756 -+vmc300 MACH_VMC300 VMC300 2757 -+tcc8000_sdk MACH_TCC8000_SDK TCC8000_SDK 2758 -+nanos MACH_NANOS NANOS 2759 -+stamp9g10 MACH_STAMP9G10 STAMP9G10 2760 -+stamp9g45 MACH_STAMP9G45 STAMP9G45 2761 -+h6053 MACH_H6053 H6053 2762 -+smint01 MACH_SMINT01 SMINT01 2763 -+prtlvt2 MACH_PRTLVT2 PRTLVT2 2764 -+ap420 MACH_AP420 AP420 2765 -+htcclio MACH_HTCSHIFT HTCSHIFT 2766 -+davinci_dm365_fc MACH_DAVINCI_DM365_FC DAVINCI_DM365_FC 2767 -+msm8x55_surf MACH_MSM8X55_SURF MSM8X55_SURF 2768 -+msm8x55_ffa MACH_MSM8X55_FFA MSM8X55_FFA 2769 -+esl_vamana MACH_ESL_VAMANA ESL_VAMANA 2770 -+sbc35 MACH_SBC35 SBC35 2771 -+mpx6446 MACH_MPX6446 MPX6446 2772 -+oreo_controller MACH_OREO_CONTROLLER OREO_CONTROLLER 2773 -+kopin_models MACH_KOPIN_MODELS KOPIN_MODELS 2774 -+ttc_vision2 MACH_TTC_VISION2 TTC_VISION2 2775 -+cns3420vb MACH_CNS3420VB CNS3420VB 2776 -+lpc_evo MACH_LPC2 LPC2 2777 -+olympus MACH_OLYMPUS OLYMPUS 2778 -+vortex MACH_VORTEX VORTEX 2779 -+s5pc200 MACH_S5PC200 S5PC200 2780 -+ecucore_9263 MACH_ECUCORE_9263 ECUCORE_9263 2781 -+smdkc200 MACH_SMDKC200 SMDKC200 2782 -+emsiso_sx27 MACH_EMSISO_SX27 EMSISO_SX27 2783 -+apx_som9g45_ek MACH_APX_SOM9G45_EK APX_SOM9G45_EK 2784 -+songshan MACH_SONGSHAN SONGSHAN 2785 -+tianshan MACH_TIANSHAN TIANSHAN 2786 -+vpx500 MACH_VPX500 VPX500 2787 -+am3517sam MACH_AM3517SAM AM3517SAM 2788 -+skat91_sim508 MACH_SKAT91_SIM508 SKAT91_SIM508 2789 -+skat91_s3e MACH_SKAT91_S3E SKAT91_S3E 2790 -+omap4_panda MACH_OMAP4_PANDA OMAP4_PANDA 2791 -+df7220 MACH_DF7220 DF7220 2792 -+nemini MACH_NEMINI NEMINI 2793 -+t8200 MACH_T8200 T8200 2794 -+apf51 MACH_APF51 APF51 2795 -+dr_rc_unit MACH_DR_RC_UNIT DR_RC_UNIT 2796 -+bordeaux MACH_BORDEAUX BORDEAUX 2797 -+catania_b MACH_CATANIA_B CATANIA_B 2798 -+mx51_ocean MACH_MX51_OCEAN MX51_OCEAN 2799 -+ti8168evm MACH_TI8168EVM TI8168EVM 2800 -+neocoreomap MACH_NEOCOREOMAP NEOCOREOMAP 2801 -+withings_wbp MACH_WITHINGS_WBP WITHINGS_WBP 2802 -+dbps MACH_DBPS DBPS 2803 -+at91sam9261 MACH_SBC9261 SBC9261 2804 -+pcbfp0001 MACH_PCBFP0001 PCBFP0001 2805 -+speedy MACH_SPEEDY SPEEDY 2806 -+chrysaor MACH_CHRYSAOR CHRYSAOR 2807 -+tango MACH_TANGO TANGO 2808 -+synology_dsx11 MACH_SYNOLOGY_DSX11 SYNOLOGY_DSX11 2809 -+hanlin_v3ext MACH_HANLIN_V3EXT HANLIN_V3EXT 2810 -+hanlin_v5 MACH_HANLIN_V5 HANLIN_V5 2811 -+hanlin_v3plus MACH_HANLIN_V3PLUS HANLIN_V3PLUS 2812 -+iriver_story MACH_IRIVER_STORY IRIVER_STORY 2813 -+irex_iliad MACH_IREX_ILIAD IREX_ILIAD 2814 -+irex_dr1000 MACH_IREX_DR1000 IREX_DR1000 2815 -+teton_bga MACH_TETON_BGA TETON_BGA 2816 -+snapper9g45 MACH_SNAPPER9G45 SNAPPER9G45 2817 -+tam3517 MACH_TAM3517 TAM3517 2818 -+pdc100 MACH_PDC100 PDC100 2819 -+eukrea_cpuimx25sd MACH_EUKREA_CPUIMX25 EUKREA_CPUIMX25 2820 -+eukrea_cpuimx35sd MACH_EUKREA_CPUIMX35 EUKREA_CPUIMX35 2821 -+eukrea_cpuimx51sd MACH_EUKREA_CPUIMX51SD EUKREA_CPUIMX51SD 2822 -+eukrea_cpuimx51 MACH_EUKREA_CPUIMX51 EUKREA_CPUIMX51 2823 -+p565 MACH_P565 P565 2824 -+acer_a4 MACH_ACER_A4 ACER_A4 2825 -+davinci_dm368_bip MACH_DAVINCI_DM368_BIP DAVINCI_DM368_BIP 2826 -+eshare MACH_ESHARE ESHARE 2827 -+hw_omapl138_europa MACH_HW_OMAPL138_EUROPA HW_OMAPL138_EUROPA 2828 -+wlbargn MACH_WLBARGN WLBARGN 2829 -+bm170 MACH_BM170 BM170 2830 -+netspace_mini_v2 MACH_NETSPACE_MINI_V2 NETSPACE_MINI_V2 2831 -+netspace_plug_v2 MACH_NETSPACE_PLUG_V2 NETSPACE_PLUG_V2 2832 -+siemens_l1 MACH_SIEMENS_L1 SIEMENS_L1 2833 -+elv_lcu1 MACH_ELV_LCU1 ELV_LCU1 2834 -+mcu1 MACH_MCU1 MCU1 2835 -+omap3_tao3530 MACH_OMAP3_TAO3530 OMAP3_TAO3530 2836 -+omap3_pcutouch MACH_OMAP3_PCUTOUCH OMAP3_PCUTOUCH 2837 -+smdkc210 MACH_SMDKC210 SMDKC210 2838 -+omap3_braillo MACH_OMAP3_BRAILLO OMAP3_BRAILLO 2839 -+spyplug MACH_SPYPLUG SPYPLUG 2840 -+ginger MACH_GINGER GINGER 2841 -+tny_t3530 MACH_TNY_T3530 TNY_T3530 2842 -+pca102 MACH_PCA102 PCA102 2843 -+spade MACH_SPADE SPADE 2844 -+mxc25_topaz MACH_MXC25_TOPAZ MXC25_TOPAZ 2845 -+t5325 MACH_T5325 T5325 2846 -+gw2361 MACH_GW2361 GW2361 2847 -+elog MACH_ELOG ELOG 2848 -+income MACH_INCOME INCOME 2849 -+bcm589x MACH_BCM589X BCM589X 2850 -+etna MACH_ETNA ETNA 2851 -+hawks MACH_HAWKS HAWKS 2852 -+meson MACH_MESON MESON 2853 -+xsbase255 MACH_XSBASE255 XSBASE255 2854 -+pvm2030 MACH_PVM2030 PVM2030 2855 -+mioa502 MACH_MIOA502 MIOA502 2856 -+vvbox_sdorig2 MACH_VVBOX_SDORIG2 VVBOX_SDORIG2 2857 -+vvbox_sdlite2 MACH_VVBOX_SDLITE2 VVBOX_SDLITE2 2858 -+vvbox_sdpro4 MACH_VVBOX_SDPRO4 VVBOX_SDPRO4 2859 -+htc_spv_m700 MACH_HTC_SPV_M700 HTC_SPV_M700 2860 -+mx257sx MACH_MX257SX MX257SX 2861 -+goni MACH_GONI GONI 2862 -+msm8x55_svlte_ffa MACH_MSM8X55_SVLTE_FFA MSM8X55_SVLTE_FFA 2863 -+msm8x55_svlte_surf MACH_MSM8X55_SVLTE_SURF MSM8X55_SVLTE_SURF 2864 -+quickstep MACH_QUICKSTEP QUICKSTEP 2865 -+dmw96 MACH_DMW96 DMW96 2866 -+hammerhead MACH_HAMMERHEAD HAMMERHEAD 2867 -+trident MACH_TRIDENT TRIDENT 2868 -+lightning MACH_LIGHTNING LIGHTNING 2869 -+iconnect MACH_ICONNECT ICONNECT 2870 -+autobot MACH_AUTOBOT AUTOBOT 2871 -+coconut MACH_COCONUT COCONUT 2872 -+durian MACH_DURIAN DURIAN 2873 -+cayenne MACH_CAYENNE CAYENNE 2874 -+fuji MACH_FUJI FUJI 2875 -+synology_6282 MACH_SYNOLOGY_6282 SYNOLOGY_6282 2876 -+em1sy MACH_EM1SY EM1SY 2877 -+m502 MACH_M502 M502 2878 -+matrix518 MACH_MATRIX518 MATRIX518 2879 -+tiny_gurnard MACH_TINY_GURNARD TINY_GURNARD 2880 -+spear1310 MACH_SPEAR1310 SPEAR1310 2881 -+bv07 MACH_BV07 BV07 2882 -+mxt_td61 MACH_MXT_TD61 MXT_TD61 2883 -+openrd_ultimate MACH_OPENRD_ULTIMATE OPENRD_ULTIMATE 2884 -+devixp MACH_DEVIXP DEVIXP 2885 -+miccpt MACH_MICCPT MICCPT 2886 -+mic256 MACH_MIC256 MIC256 2887 -+as1167 MACH_AS1167 AS1167 2888 -+omap3_ibiza MACH_OMAP3_IBIZA OMAP3_IBIZA 2889 -+u5500 MACH_U5500 U5500 2890 -+davinci_picto MACH_DAVINCI_PICTO DAVINCI_PICTO 2891 -+mecha MACH_MECHA MECHA 2892 -+bubba3 MACH_BUBBA3 BUBBA3 2893 -+pupitre MACH_PUPITRE PUPITRE 2894 -+tegra_harmony MACH_TEGRA_HARMONY TEGRA_HARMONY 2895 -+tegra_vogue MACH_TEGRA_VOGUE TEGRA_VOGUE 2896 -+tegra_e1165 MACH_TEGRA_E1165 TEGRA_E1165 2897 -+simplenet MACH_SIMPLENET SIMPLENET 2898 -+ec4350tbm MACH_EC4350TBM EC4350TBM 2899 -+pec_tc MACH_PEC_TC PEC_TC 2900 -+pec_hc2 MACH_PEC_HC2 PEC_HC2 2901 -+esl_mobilis_a MACH_ESL_MOBILIS_A ESL_MOBILIS_A 2902 -+esl_mobilis_b MACH_ESL_MOBILIS_B ESL_MOBILIS_B 2903 -+esl_wave_a MACH_ESL_WAVE_A ESL_WAVE_A 2904 -+esl_wave_b MACH_ESL_WAVE_B ESL_WAVE_B 2905 -+unisense_mmm MACH_UNISENSE_MMM UNISENSE_MMM 2906 -+blueshark MACH_BLUESHARK BLUESHARK 2907 -+e10 MACH_E10 E10 2908 ---- a/arch/arm/include/asm/thread_info.h -+++ b/arch/arm/include/asm/thread_info.h -@@ -115,7 +115,8 @@ extern void iwmmxt_task_restore(struct t - extern void iwmmxt_task_release(struct thread_info *); - extern void iwmmxt_task_switch(struct thread_info *); - --extern void vfp_sync_state(struct thread_info *thread); -+extern void vfp_sync_hwstate(struct thread_info *); -+extern void vfp_flush_hwstate(struct thread_info *); - - #endif - ---- a/arch/arm/kernel/ptrace.c -+++ b/arch/arm/kernel/ptrace.c -@@ -663,7 +663,7 @@ static int ptrace_getvfpregs(struct task - union vfp_state *vfp = &thread->vfpstate; - struct user_vfp __user *ufp = data; - -- vfp_sync_state(thread); -+ vfp_sync_hwstate(thread); - - /* copy the floating point registers */ - if (copy_to_user(&ufp->fpregs, &vfp->hard.fpregs, -@@ -686,7 +686,7 @@ static int ptrace_setvfpregs(struct task - union vfp_state *vfp = &thread->vfpstate; - struct user_vfp __user *ufp = data; - -- vfp_sync_state(thread); -+ vfp_sync_hwstate(thread); - - /* copy the floating point registers */ - if (copy_from_user(&vfp->hard.fpregs, &ufp->fpregs, -@@ -697,6 +697,8 @@ static int ptrace_setvfpregs(struct task - if (get_user(vfp->hard.fpscr, &ufp->fpscr)) - return -EFAULT; - -+ vfp_flush_hwstate(thread); -+ - return 0; - } - #endif ---- a/arch/arm/vfp/entry.S -+++ b/arch/arm/vfp/entry.S -@@ -42,6 +42,7 @@ ENTRY(vfp_null_entry) - mov pc, lr - ENDPROC(vfp_null_entry) - -+ .align 2 - .LCvfp: - .word vfp_vector - -@@ -61,6 +62,7 @@ ENTRY(vfp_testing_entry) - mov pc, r9 @ we have handled the fault - ENDPROC(vfp_testing_entry) - -+ .align 2 - VFP_arch_address: - .word VFP_arch - ---- a/arch/arm/vfp/vfphw.S -+++ b/arch/arm/vfp/vfphw.S -@@ -209,40 +209,55 @@ ENDPROC(vfp_save_state) - last_VFP_context_address: - .word last_VFP_context - --ENTRY(vfp_get_float) -- add pc, pc, r0, lsl #3 -+ .macro tbl_branch, base, tmp, shift -+#ifdef CONFIG_THUMB2_KERNEL -+ adr \tmp, 1f -+ add \tmp, \tmp, \base, lsl \shift -+ mov pc, \tmp -+#else -+ add pc, pc, \base, lsl \shift - mov r0, r0 -+#endif -+1: -+ .endm -+ -+ENTRY(vfp_get_float) -+ tbl_branch r0, r3, #3 - .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 -- mrc p10, 0, r0, c\dr, c0, 0 @ fmrs r0, s0 -+1: mrc p10, 0, r0, c\dr, c0, 0 @ fmrs r0, s0 - mov pc, lr -- mrc p10, 0, r0, c\dr, c0, 4 @ fmrs r0, s1 -+ .org 1b + 8 -+1: mrc p10, 0, r0, c\dr, c0, 4 @ fmrs r0, s1 - mov pc, lr -+ .org 1b + 8 - .endr - ENDPROC(vfp_get_float) - - ENTRY(vfp_put_float) -- add pc, pc, r1, lsl #3 -- mov r0, r0 -+ tbl_branch r1, r3, #3 - .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 -- mcr p10, 0, r0, c\dr, c0, 0 @ fmsr r0, s0 -+1: mcr p10, 0, r0, c\dr, c0, 0 @ fmsr r0, s0 - mov pc, lr -- mcr p10, 0, r0, c\dr, c0, 4 @ fmsr r0, s1 -+ .org 1b + 8 -+1: mcr p10, 0, r0, c\dr, c0, 4 @ fmsr r0, s1 - mov pc, lr -+ .org 1b + 8 - .endr - ENDPROC(vfp_put_float) - - ENTRY(vfp_get_double) -- add pc, pc, r0, lsl #3 -- mov r0, r0 -+ tbl_branch r0, r3, #3 - .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 -- fmrrd r0, r1, d\dr -+1: fmrrd r0, r1, d\dr - mov pc, lr -+ .org 1b + 8 - .endr - #ifdef CONFIG_VFPv3 - @ d16 - d31 registers - .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 -- mrrc p11, 3, r0, r1, c\dr @ fmrrd r0, r1, d\dr -+1: mrrc p11, 3, r0, r1, c\dr @ fmrrd r0, r1, d\dr - mov pc, lr -+ .org 1b + 8 - .endr - #endif - -@@ -253,17 +268,18 @@ ENTRY(vfp_get_double) - ENDPROC(vfp_get_double) - - ENTRY(vfp_put_double) -- add pc, pc, r2, lsl #3 -- mov r0, r0 -+ tbl_branch r2, r3, #3 - .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 -- fmdrr d\dr, r0, r1 -+1: fmdrr d\dr, r0, r1 - mov pc, lr -+ .org 1b + 8 - .endr - #ifdef CONFIG_VFPv3 - @ d16 - d31 registers - .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 -- mcrr p11, 3, r1, r2, c\dr @ fmdrr r1, r2, d\dr -+1: mcrr p11, 3, r0, r1, c\dr @ fmdrr r0, r1, d\dr - mov pc, lr -+ .org 1b + 8 - .endr - #endif - ENDPROC(vfp_put_double) ---- a/arch/arm/vfp/vfpmodule.c -+++ b/arch/arm/vfp/vfpmodule.c -@@ -38,16 +38,75 @@ union vfp_state *last_VFP_context[NR_CPU - */ - unsigned int VFP_arch; - -+/* -+ * Per-thread VFP initialization. -+ */ -+static void vfp_thread_flush(struct thread_info *thread) -+{ -+ union vfp_state *vfp = &thread->vfpstate; -+ unsigned int cpu; -+ -+ memset(vfp, 0, sizeof(union vfp_state)); -+ -+ vfp->hard.fpexc = FPEXC_EN; -+ vfp->hard.fpscr = FPSCR_ROUND_NEAREST; -+ -+ /* -+ * Disable VFP to ensure we initialize it first. We must ensure -+ * that the modification of last_VFP_context[] and hardware disable -+ * are done for the same CPU and without preemption. -+ */ -+ cpu = get_cpu(); -+ if (last_VFP_context[cpu] == vfp) -+ last_VFP_context[cpu] = NULL; -+ fmxr(FPEXC, fmrx(FPEXC) & ~FPEXC_EN); -+ put_cpu(); -+} -+ -+static void vfp_thread_exit(struct thread_info *thread) -+{ -+ /* release case: Per-thread VFP cleanup. */ -+ union vfp_state *vfp = &thread->vfpstate; -+ unsigned int cpu = get_cpu(); -+ -+ if (last_VFP_context[cpu] == vfp) -+ last_VFP_context[cpu] = NULL; -+ put_cpu(); -+} -+ -+/* -+ * When this function is called with the following 'cmd's, the following -+ * is true while this function is being run: -+ * THREAD_NOFTIFY_SWTICH: -+ * - the previously running thread will not be scheduled onto another CPU. -+ * - the next thread to be run (v) will not be running on another CPU. -+ * - thread->cpu is the local CPU number -+ * - not preemptible as we're called in the middle of a thread switch -+ * THREAD_NOTIFY_FLUSH: -+ * - the thread (v) will be running on the local CPU, so -+ * v === current_thread_info() -+ * - thread->cpu is the local CPU number at the time it is accessed, -+ * but may change at any time. -+ * - we could be preempted if tree preempt rcu is enabled, so -+ * it is unsafe to use thread->cpu. -+ * THREAD_NOTIFY_EXIT -+ * - the thread (v) will be running on the local CPU, so -+ * v === current_thread_info() -+ * - thread->cpu is the local CPU number at the time it is accessed, -+ * but may change at any time. -+ * - we could be preempted if tree preempt rcu is enabled, so -+ * it is unsafe to use thread->cpu. -+ */ - static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v) - { - struct thread_info *thread = v; -- union vfp_state *vfp; -- __u32 cpu = thread->cpu; - - if (likely(cmd == THREAD_NOTIFY_SWITCH)) { - u32 fpexc = fmrx(FPEXC); - - #ifdef CONFIG_SMP -+ unsigned int cpu = thread->cpu; -+ - /* - * On SMP, if VFP is enabled, save the old state in - * case the thread migrates to a different CPU. The -@@ -74,25 +133,10 @@ static int vfp_notifier(struct notifier_ - return NOTIFY_DONE; - } - -- vfp = &thread->vfpstate; -- if (cmd == THREAD_NOTIFY_FLUSH) { -- /* -- * Per-thread VFP initialisation. -- */ -- memset(vfp, 0, sizeof(union vfp_state)); -- -- vfp->hard.fpexc = FPEXC_EN; -- vfp->hard.fpscr = FPSCR_ROUND_NEAREST; -- -- /* -- * Disable VFP to ensure we initialise it first. -- */ -- fmxr(FPEXC, fmrx(FPEXC) & ~FPEXC_EN); -- } -- -- /* flush and release case: Per-thread VFP cleanup. */ -- if (last_VFP_context[cpu] == vfp) -- last_VFP_context[cpu] = NULL; -+ if (cmd == THREAD_NOTIFY_FLUSH) -+ vfp_thread_flush(thread); -+ else -+ vfp_thread_exit(thread); - - return NOTIFY_DONE; - } -@@ -153,10 +197,13 @@ static void vfp_raise_exceptions(u32 exc - } - - /* -- * Update the FPSCR with the additional exception flags. -+ * If any of the status flags are set, update the FPSCR. - * Comparison instructions always return at least one of - * these flags set. - */ -+ if (exceptions & (FPSCR_N|FPSCR_Z|FPSCR_C|FPSCR_V)) -+ fpscr &= ~(FPSCR_N|FPSCR_Z|FPSCR_C|FPSCR_V); -+ - fpscr |= exceptions; - - fmxr(FPSCR, fpscr); -@@ -381,54 +428,60 @@ static void vfp_pm_init(void) - static inline void vfp_pm_init(void) { } - #endif /* CONFIG_PM */ - --/* -- * Synchronise the hardware VFP state of a thread other than current with the -- * saved one. This function is used by the ptrace mechanism. -- */ --#ifdef CONFIG_SMP --void vfp_sync_state(struct thread_info *thread) -+void vfp_sync_hwstate(struct thread_info *thread) - { -+ unsigned int cpu = get_cpu(); -+ - /* -- * On SMP systems, the VFP state is automatically saved at every -- * context switch. We mark the thread VFP state as belonging to a -- * non-existent CPU so that the saved one will be reloaded when -- * needed. -+ * If the thread we're interested in is the current owner of the -+ * hardware VFP state, then we need to save its state. - */ -- thread->vfpstate.hard.cpu = NR_CPUS; -+ if (last_VFP_context[cpu] == &thread->vfpstate) { -+ u32 fpexc = fmrx(FPEXC); -+ -+ /* -+ * Save the last VFP state on this CPU. -+ */ -+ fmxr(FPEXC, fpexc | FPEXC_EN); -+ vfp_save_state(&thread->vfpstate, fpexc | FPEXC_EN); -+ fmxr(FPEXC, fpexc); -+ } -+ -+ put_cpu(); - } --#else --void vfp_sync_state(struct thread_info *thread) -+ -+void vfp_flush_hwstate(struct thread_info *thread) - { - unsigned int cpu = get_cpu(); -- u32 fpexc = fmrx(FPEXC); - - /* -- * If VFP is enabled, the previous state was already saved and -- * last_VFP_context updated. -+ * If the thread we're interested in is the current owner of the -+ * hardware VFP state, then we need to save its state. - */ -- if (fpexc & FPEXC_EN) -- goto out; -+ if (last_VFP_context[cpu] == &thread->vfpstate) { -+ u32 fpexc = fmrx(FPEXC); - -- if (!last_VFP_context[cpu]) -- goto out; -+ fmxr(FPEXC, fpexc & ~FPEXC_EN); - -- /* -- * Save the last VFP state on this CPU. -- */ -- fmxr(FPEXC, fpexc | FPEXC_EN); -- vfp_save_state(last_VFP_context[cpu], fpexc); -- fmxr(FPEXC, fpexc); -+ /* -+ * Set the context to NULL to force a reload the next time -+ * the thread uses the VFP. -+ */ -+ last_VFP_context[cpu] = NULL; -+ } - -+#ifdef CONFIG_SMP - /* -- * Set the context to NULL to force a reload the next time the thread -- * uses the VFP. -+ * For SMP we still have to take care of the case where the thread -+ * migrates to another CPU and then back to the original CPU on which -+ * the last VFP user is still the same thread. Mark the thread VFP -+ * state as belonging to a non-existent CPU so that the saved one will -+ * be reloaded in the above case. - */ -- last_VFP_context[cpu] = NULL; -- --out: -+ thread->vfpstate.hard.cpu = NR_CPUS; -+#endif - put_cpu(); - } --#endif - - #include <linux/smp.h> - -@@ -481,7 +534,7 @@ static int __init vfp_init(void) - */ - elf_hwcap |= HWCAP_VFP; - #ifdef CONFIG_VFPv3 -- if (VFP_arch >= 3) { -+ if (VFP_arch >= 2) { - elf_hwcap |= HWCAP_VFPv3; - - /* ---- /dev/null -+++ b/arch/arm/mach-cns3xxx/pcie.c -@@ -0,0 +1,360 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#include <linux/kernel.h> -+#include <linux/pci.h> -+#include <linux/ptrace.h> -+#include <linux/slab.h> -+#include <linux/ioport.h> -+#include <linux/interrupt.h> -+#include <linux/spinlock.h> -+#include <linux/init.h> -+ -+#include <mach/hardware.h> -+#include <asm/io.h> -+#include <asm/irq.h> -+#include <asm/system.h> -+#include <asm/mach/pci.h> -+#include <mach/pcie.h> -+#include <linux/proc_fs.h> -+#include <linux/delay.h> -+#include <asm/uaccess.h> -+#include <mach/pm.h> -+ -+DEFINE_SPINLOCK(pci_config_lock); -+ -+static int pcie_linked[2] = {0, 0}; // if 1, mean link ok. -+ -+u32 cns3xxx_pcie0_irqs[2] = { IRQ_CNS3XXX_PCIE0_RC, IRQ_CNS3XXX_PCIE0_DEVICE, }; -+u32 cns3xxx_pcie1_irqs[2] = { IRQ_CNS3XXX_PCIE1_RC, IRQ_CNS3XXX_PCIE1_DEVICE, }; -+ -+static u32 access_base[2][3] = { -+ { CNS3XXX_PCIE0_HOST_BASE_VIRT, CNS3XXX_PCIE0_CFG0_BASE_VIRT, CNS3XXX_PCIE0_CFG1_BASE_VIRT}, -+ { CNS3XXX_PCIE1_HOST_BASE_VIRT, CNS3XXX_PCIE1_CFG0_BASE_VIRT, CNS3XXX_PCIE1_CFG1_BASE_VIRT}, -+}; -+ -+static int cns3xxx_pci_cfg_base(struct pci_bus *bus, -+ unsigned int devfn, int where) -+{ -+ int domain = pci_domain_nr(bus); -+ int slot = PCI_SLOT(devfn); -+ u32 base; -+ -+ if ((!pcie_linked[domain]) && (bus->number || slot)) -+ return 0; -+ -+ if (!(bus->number)) { -+ if (slot > 1) -+ return 0; -+ // CFG0 Type -+ base = access_base[domain][slot]; -+ } else { -+ // CFG1 Type -+ base = access_base[domain][2]; -+ } -+ base += (((bus->number & 0xf) << 20)| (devfn << 12) | (where & 0xfc)); -+ return base; -+} -+ -+static int cns3xxx_pci_read_config(struct pci_bus *bus, -+ unsigned int devfn, int where, int size, -+ u32 * val) -+{ -+ u32 v = 0xffffffff; -+ u32 base; -+ u32 mask = (0x1ull << (size * 8)) - 1; -+ int shift = (where % 4) * 8; -+ -+ base = cns3xxx_pci_cfg_base(bus, devfn, where); -+ if (!base) { -+ *val = 0xFFFFFFFF; -+ return PCIBIOS_SUCCESSFUL; -+ } -+ -+ v = __raw_readl(base); -+ if (bus->number == 0 && devfn == 0 && -+ (where & 0xffc) == PCI_CLASS_REVISION) { -+ /* RC's class is 0xb, but Linux PCI driver needs 0x604 for a PCIe bridge. */ -+ /* So we must dedicate the class code to 0x604 here */ -+ v &= 0xff; -+ v |= (0x604 << 16); -+ } -+ -+ *val = (v >> shift) & mask; -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static int cns3xxx_pci_write_config(struct pci_bus *bus, -+ unsigned int devfn, int where, int size, -+ u32 val) -+{ -+ u32 v; -+ u32 base; -+ u32 mask = (0x1ull << (size * 8)) - 1; -+ int shift = (where % 4) * 8; -+ -+ base = cns3xxx_pci_cfg_base(bus, devfn, where); -+ if (!base) -+ return PCIBIOS_SUCCESSFUL; -+ -+ v = __raw_readl(base); -+ v &= ~(mask << shift); -+ v |= (val & mask) << shift; -+ __raw_writel(v, base); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static struct pci_ops cns3xxx_pcie_ops = { -+ .read = cns3xxx_pci_read_config, -+ .write = cns3xxx_pci_write_config, -+}; -+ -+static struct resource cns3xxx_pcie0_io = { -+ .name = "PCIe0 I/O space", -+ .start = PCIE0_IO_SPACE_START, -+ .end = PCIE0_IO_SPACE_END, -+ .flags = IORESOURCE_IO, -+}; -+ -+static struct resource cns3xxx_pcie1_io = { -+ .name = "PCIe1 I/O space", -+ .start = PCIE1_IO_SPACE_START, -+ .end = PCIE1_IO_SPACE_END, -+ .flags = IORESOURCE_IO, -+}; -+ -+static struct resource cns3xxx_pcie0_mem = { -+ .name = "PCIe0 non-prefetchable", -+ .start = PCIE0_MEM_SPACE_START, -+ .end = PCIE0_MEM_SPACE_END, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static struct resource cns3xxx_pcie1_mem = { -+ .name = "PCIe1 non-prefetchable", -+ .start = PCIE1_MEM_SPACE_START, -+ .end = PCIE1_MEM_SPACE_END, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static int __init cns3xxx_pci_setup_resources(int nr, struct resource **resource) -+{ -+ if(nr==0){ -+ BUG_ON(request_resource(&iomem_resource, &cns3xxx_pcie0_io) || -+ request_resource(&iomem_resource, &cns3xxx_pcie0_mem)); -+ resource[0] = &cns3xxx_pcie0_io; -+ resource[1] = &cns3xxx_pcie0_mem; -+ }else{ -+ BUG_ON(request_resource(&iomem_resource, &cns3xxx_pcie1_io) || -+ request_resource(&iomem_resource, &cns3xxx_pcie1_mem)); -+ resource[0] = &cns3xxx_pcie1_io; -+ resource[1] = &cns3xxx_pcie1_mem; -+ } -+ return 0; -+} -+ -+int __init cns3xxx_pci_setup(int nr, struct pci_sys_data *sys) -+{ -+ BUG_ON(cns3xxx_pci_setup_resources(sys->domain,sys->resource)); -+ return 1; -+} -+ -+struct pci_bus *cns3xxx_pci_scan_bus(int nr, struct pci_sys_data *sys) -+{ -+ struct pci_bus *ret; -+ ret = pci_scan_bus(sys->busnr, &cns3xxx_pcie_ops, sys); -+ pci_assign_unassigned_resources(); -+ return ret; -+} -+ -+/* -+ * CNS3XXX PCIe device don't support hotplugin, and we will check the link at start up. -+ * -+ */ -+static void cns3xxx_pcie_check_link(int port) -+{ -+ -+ u32 reg; -+ u32 time; -+ -+ time = jiffies; /* set the start time for the receive */ -+ while (1) { -+ reg = __raw_readl( port == 0 ? CNS3XXX_PCIE0_PM_DEBUG : CNS3XXX_PCIE1_PM_DEBUG); /* check link up */ -+ reg = __raw_readl( port == 0 ? CNS3XXX_PCIE0_PM_DEBUG : CNS3XXX_PCIE1_PM_DEBUG); -+ if (reg & 0x1) { -+ pcie_linked[port]++; -+ break; -+ } else if (time_after(jiffies, (unsigned long)(time + 50))) { -+ break; -+ } -+ } -+ -+} -+ -+static void cns3xxx_pcie_hw_init(int port){ -+ struct pci_bus bus; -+ struct pci_sys_data sd; -+ u32 devfn = 0; -+ u8 pri_bus, sec_bus, sub_bus; -+ u8 cp, u8tmp; -+ u16 u16tmp,pos,dc; -+ u32 mem_base, host_base, io_base, cfg0_base; -+ -+ bus.number = 0; -+ bus.ops = &cns3xxx_pcie_ops; -+ sd.domain = port; -+ bus.sysdata = &sd; -+ -+ mem_base = ( port == 0 ? CNS3XXX_PCIE0_MEM_BASE : CNS3XXX_PCIE1_MEM_BASE ); -+ mem_base = mem_base >> 16; -+ -+ io_base = ( port == 0 ? CNS3XXX_PCIE0_IO_BASE : CNS3XXX_PCIE1_IO_BASE ); -+ io_base = io_base >> 16; -+ -+ host_base = ( port == 0 ? CNS3XXX_PCIE0_HOST_BASE_VIRT : CNS3XXX_PCIE1_HOST_BASE_VIRT ); -+ host_base = ( host_base -1 ) >> 16; -+ -+ cfg0_base = ( port == 0 ? CNS3XXX_PCIE0_CFG0_BASE_VIRT : CNS3XXX_PCIE1_CFG0_BASE_VIRT ); -+ cfg0_base = ( cfg0_base -1 ) >> 16; -+ -+ pci_bus_write_config_byte(&bus, devfn, PCI_PRIMARY_BUS, 0); -+ pci_bus_write_config_byte(&bus, devfn, PCI_SECONDARY_BUS, 1); -+ pci_bus_write_config_byte(&bus, devfn, PCI_SUBORDINATE_BUS, 1); -+ -+ pci_bus_read_config_byte(&bus, devfn, PCI_PRIMARY_BUS, &pri_bus); -+ pci_bus_read_config_byte(&bus, devfn, PCI_SECONDARY_BUS, &sec_bus); -+ pci_bus_read_config_byte(&bus, devfn, PCI_SUBORDINATE_BUS, &sub_bus); -+ -+ pci_bus_write_config_word(&bus, devfn, PCI_MEMORY_BASE, mem_base); -+ pci_bus_write_config_word(&bus, devfn, PCI_MEMORY_LIMIT, host_base); -+ pci_bus_write_config_word(&bus, devfn, PCI_IO_BASE_UPPER16, io_base); -+ pci_bus_write_config_word(&bus, devfn, PCI_IO_LIMIT_UPPER16, cfg0_base); -+ -+ pci_bus_read_config_byte(&bus, devfn, PCI_CAPABILITY_LIST, &cp); -+ while (cp != 0) { -+ pci_bus_read_config_byte(&bus, devfn, cp, &u8tmp); -+ // Read Next ID -+ pci_bus_read_config_word(&bus, devfn, cp, &u16tmp); -+ cp = (u16tmp & 0xFF00) >> 8; -+ } -+ -+ /* Modify device's Max_Read_Request size */ -+ devfn = PCI_DEVFN(1,0); -+ if (!pcie_linked[port]) -+ return; -+ -+ pci_bus_read_config_byte(&bus, devfn, PCI_CAPABILITY_LIST, &cp); -+ while (cp != 0) { -+ pci_bus_read_config_byte(&bus, devfn, cp, &u8tmp); -+ // Read Next ID -+ pci_bus_read_config_word(&bus, devfn, cp, &u16tmp); -+ cp = (u16tmp & 0xFF00) >> 8; -+ } -+ -+ /* Set Device Max_Read_Request_Size to 128 byte */ -+ pos = pci_bus_find_capability(&bus, devfn, PCI_CAP_ID_EXP); -+ pci_bus_read_config_word(&bus, devfn, pos + PCI_EXP_DEVCTL, &dc); -+ dc &= ~(0x3 << 12); /* Clear Device Control Register [14:12] */ -+ pci_bus_write_config_word(&bus, devfn, pos + PCI_EXP_DEVCTL, dc); -+ pci_bus_read_config_word(&bus, devfn, pos + PCI_EXP_DEVCTL, &dc); -+ -+ if (!port) { -+ /* Disable PCIe0 Interrupt Mask INTA to INTD */ -+ __raw_writel(~0x3FFF, CNS3XXX_MISC_BASE_VIRT + 0x978); -+ } else { -+ /* Disable PCIe1 Interrupt Mask INTA to INTD */ -+ __raw_writel(~0x3FFF, CNS3XXX_MISC_BASE_VIRT + 0xA78); -+ } -+} -+ -+ -+void __init cns3xxx_pcie0_preinit(void) -+{ -+ cns3xxx_pcie_check_link(0); -+ cns3xxx_pcie_hw_init(0); -+} -+ -+void __init cns3xxx_pcie1_preinit(void) -+{ -+ cns3xxx_pcie_check_link(1); -+ cns3xxx_pcie_hw_init(1); -+} -+ -+/* -+ * map the specified device/slot/pin to an IRQ. Different backplanes may need to modify this. -+ */ -+ -+static int __init cns3xxx_pcie0_map_irq(struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ return cns3xxx_pcie0_irqs[slot]; -+} -+ -+static int __init cns3xxx_pcie1_map_irq(struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ return cns3xxx_pcie1_irqs[slot]; -+} -+ -+static struct hw_pci cns3xxx_pcie[2] __initdata = { -+ { -+ .swizzle = pci_std_swizzle, -+ .map_irq = cns3xxx_pcie0_map_irq, -+ .nr_controllers = 1, -+ .nr_domains = 0, -+ .setup = cns3xxx_pci_setup, -+ .scan = cns3xxx_pci_scan_bus, -+ .preinit = cns3xxx_pcie0_preinit, -+ }, -+ { -+ .swizzle = pci_std_swizzle, -+ .map_irq = cns3xxx_pcie1_map_irq, -+ .nr_controllers = 1, -+ .nr_domains = 1, -+ .setup = cns3xxx_pci_setup, -+ .scan = cns3xxx_pci_scan_bus, -+ .preinit = cns3xxx_pcie1_preinit, -+ } -+}; -+ -+static int cns3xxx_pcie_abort_handler(unsigned long addr, unsigned int fsr, -+ struct pt_regs *regs) -+{ -+ if (fsr & (1 << 10)) -+ regs->ARM_pc += 4; -+ return 0; -+} -+ -+//extern void pci_common_init(struct hw_pci *); -+int cns3xxx_pcie_init(u8 ports) -+{ -+ hook_fault_code(16 + 6, cns3xxx_pcie_abort_handler, SIGBUS, "imprecise external abort"); -+ -+ if (ports & 0x1) -+ pci_common_init(&cns3xxx_pcie[0]); -+ if (ports & 0x2) -+ pci_common_init(&cns3xxx_pcie[1]); -+ -+ return 0; -+} -+ -+//device_initcall(cns3xxx_pcie_init); diff --git a/target/linux/cns3xxx/patches-2.6.31/101-laguna_support.patch b/target/linux/cns3xxx/patches-2.6.31/101-laguna_support.patch deleted file mode 100644 index c14c30d380..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/101-laguna_support.patch +++ /dev/null @@ -1,341 +0,0 @@ ---- /dev/null -+++ b/drivers/hwmon/gsp.c -@@ -0,0 +1,310 @@ -+/* -+ * A hwmon driver for the Gateworks System Peripheral -+ * Copyright (C) 2009 Gateworks Corporation -+ * -+ * Author: Chris Lang <clang@gateworks.com> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, -+ * as published by the Free Software Foundation - version 2. -+ */ -+ -+#include <linux/module.h> -+#include <linux/i2c.h> -+#include <linux/hwmon.h> -+#include <linux/hwmon-sysfs.h> -+#include <linux/err.h> -+ -+ -+#define DRV_VERSION "0.2" -+ -+enum chips { gsp }; -+ -+/* AD7418 registers */ -+#define GSP_REG_TEMP_IN 0x00 -+#define GSP_REG_VIN 0x02 -+#define GSP_REG_3P3 0x05 -+#define GSP_REG_BAT 0x08 -+#define GSP_REG_5P0 0x0b -+#define GSP_REG_CORE 0x0e -+#define GSP_REG_CPU1 0x11 -+#define GSP_REG_CPU2 0x14 -+#define GSP_REG_DRAM 0x17 -+#define GSP_REG_EXT_BAT 0x1a -+#define GSP_REG_IO1 0x1d -+#define GSP_REG_IO2 0x20 -+#define GSP_REG_PCIE 0x23 -+#define GSP_REG_CURRENT 0x26 -+#define GSP_FAN_0 0x2C -+#define GSP_FAN_1 0x2E -+#define GSP_FAN_2 0x30 -+#define GSP_FAN_3 0x32 -+#define GSP_FAN_4 0x34 -+#define GSP_FAN_5 0x36 -+ -+struct gsp_sensor_info { -+ const char* name; -+ int reg; -+}; -+ -+static const struct gsp_sensor_info gsp_sensors[] = { -+ {"temp", GSP_REG_TEMP_IN}, -+ {"vin", GSP_REG_VIN}, -+ {"3p3", GSP_REG_3P3}, -+ {"bat", GSP_REG_BAT}, -+ {"5p0", GSP_REG_5P0}, -+ {"core", GSP_REG_CORE}, -+ {"cpu1", GSP_REG_CPU1}, -+ {"cpu2", GSP_REG_CPU2}, -+ {"dram", GSP_REG_DRAM}, -+ {"ext_bat", GSP_REG_EXT_BAT}, -+ {"io1", GSP_REG_IO1}, -+ {"io2", GSP_REG_IO2}, -+ {"pci2", GSP_REG_PCIE}, -+ {"current", GSP_REG_CURRENT}, -+ {"fan_point0", GSP_FAN_0}, -+ {"fan_point1", GSP_FAN_1}, -+ {"fan_point2", GSP_FAN_2}, -+ {"fan_point3", GSP_FAN_3}, -+ {"fan_point4", GSP_FAN_4}, -+ {"fan_point5", GSP_FAN_5}, -+}; -+ -+struct gsp_data { -+ struct device *hwmon_dev; -+ struct attribute_group attrs; -+ enum chips type; -+}; -+ -+static int gsp_probe(struct i2c_client *client, -+ const struct i2c_device_id *id); -+static int gsp_remove(struct i2c_client *client); -+ -+static const struct i2c_device_id gsp_id[] = { -+ { "gsp", 0 }, -+ { } -+}; -+MODULE_DEVICE_TABLE(i2c, gsp_id); -+ -+static struct i2c_driver gsp_driver = { -+ .driver = { -+ .name = "gsp", -+ }, -+ .probe = gsp_probe, -+ .remove = gsp_remove, -+ .id_table = gsp_id, -+}; -+ -+/* All registers are word-sized, except for the configuration registers. -+ * AD7418 uses a high-byte first convention. Do NOT use those functions to -+ * access the configuration registers CONF and CONF2, as they are byte-sized. -+ */ -+static inline int gsp_read(struct i2c_client *client, u8 reg) -+{ -+ unsigned int adc = 0; -+ if (reg == GSP_REG_TEMP_IN || reg > GSP_REG_CURRENT) -+ { -+ adc |= i2c_smbus_read_byte_data(client, reg); -+ adc |= i2c_smbus_read_byte_data(client, reg + 1) << 8; -+ return adc; -+ } -+ else -+ { -+ adc |= i2c_smbus_read_byte_data(client, reg); -+ adc |= i2c_smbus_read_byte_data(client, reg + 1) << 8; -+ adc |= i2c_smbus_read_byte_data(client, reg + 2) << 16; -+ return adc; -+ } -+} -+ -+static inline int gsp_write(struct i2c_client *client, u8 reg, u16 value) -+{ -+ i2c_smbus_write_byte_data(client, reg, value & 0xff); -+ i2c_smbus_write_byte_data(client, reg + 1, ((value >> 8) & 0xff)); -+ return 1; -+} -+ -+static ssize_t show_adc(struct device *dev, struct device_attribute *devattr, -+ char *buf) -+{ -+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); -+ struct i2c_client *client = to_i2c_client(dev); -+ return sprintf(buf, "%d\n", gsp_read(client, gsp_sensors[attr->index].reg)); -+} -+ -+static ssize_t show_label(struct device *dev, -+ struct device_attribute *devattr, char *buf) -+{ -+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); -+ -+ return sprintf(buf, "%s\n", gsp_sensors[attr->index].name); -+} -+ -+static ssize_t store_fan(struct device *dev, -+ struct device_attribute *devattr, const char *buf, size_t count) -+{ -+ u16 val; -+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); -+ struct i2c_client *client = to_i2c_client(dev); -+ val = simple_strtoul(buf, NULL, 10); -+ gsp_write(client, gsp_sensors[attr->index].reg, val); -+ return count; -+} -+ -+static SENSOR_DEVICE_ATTR(temp0_input, S_IRUGO, show_adc, NULL, 0); -+static SENSOR_DEVICE_ATTR(temp0_label, S_IRUGO, show_label, NULL, 0); -+ -+static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, show_adc, NULL, 1); -+static SENSOR_DEVICE_ATTR(in0_label, S_IRUGO, show_label, NULL, 1); -+static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_adc, NULL, 2); -+static SENSOR_DEVICE_ATTR(in1_label, S_IRUGO, show_label, NULL, 2); -+static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_adc, NULL, 3); -+static SENSOR_DEVICE_ATTR(in2_label, S_IRUGO, show_label, NULL, 3); -+static SENSOR_DEVICE_ATTR(in3_input, S_IRUGO, show_adc, NULL, 4); -+static SENSOR_DEVICE_ATTR(in3_label, S_IRUGO, show_label, NULL, 4); -+static SENSOR_DEVICE_ATTR(in4_input, S_IRUGO, show_adc, NULL, 5); -+static SENSOR_DEVICE_ATTR(in4_label, S_IRUGO, show_label, NULL, 5); -+static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_adc, NULL, 6); -+static SENSOR_DEVICE_ATTR(in5_label, S_IRUGO, show_label, NULL, 6); -+static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_adc, NULL, 7); -+static SENSOR_DEVICE_ATTR(in6_label, S_IRUGO, show_label, NULL, 7); -+static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_adc, NULL, 8); -+static SENSOR_DEVICE_ATTR(in7_label, S_IRUGO, show_label, NULL, 8); -+static SENSOR_DEVICE_ATTR(in8_input, S_IRUGO, show_adc, NULL, 9); -+static SENSOR_DEVICE_ATTR(in8_label, S_IRUGO, show_label, NULL, 9); -+static SENSOR_DEVICE_ATTR(in9_input, S_IRUGO, show_adc, NULL, 10); -+static SENSOR_DEVICE_ATTR(in9_label, S_IRUGO, show_label, NULL, 10); -+static SENSOR_DEVICE_ATTR(in10_input, S_IRUGO, show_adc, NULL, 11); -+static SENSOR_DEVICE_ATTR(in10_label, S_IRUGO, show_label, NULL, 11); -+static SENSOR_DEVICE_ATTR(in11_input, S_IRUGO, show_adc, NULL, 12); -+static SENSOR_DEVICE_ATTR(in11_label, S_IRUGO, show_label, NULL, 12); -+static SENSOR_DEVICE_ATTR(in12_input, S_IRUGO, show_adc, NULL, 13); -+static SENSOR_DEVICE_ATTR(in12_label, S_IRUGO, show_label, NULL, 13); -+ -+static SENSOR_DEVICE_ATTR(fan0_point0, S_IRUGO | S_IWUSR, show_adc, store_fan, 14); -+static SENSOR_DEVICE_ATTR(fan0_point1, S_IRUGO | S_IWUSR, show_adc, store_fan, 15); -+static SENSOR_DEVICE_ATTR(fan0_point2, S_IRUGO | S_IWUSR, show_adc, store_fan, 16); -+static SENSOR_DEVICE_ATTR(fan0_point3, S_IRUGO | S_IWUSR, show_adc, store_fan, 17); -+static SENSOR_DEVICE_ATTR(fan0_point4, S_IRUGO | S_IWUSR, show_adc, store_fan, 18); -+static SENSOR_DEVICE_ATTR(fan0_point5, S_IRUGO | S_IWUSR, show_adc, store_fan, 19); -+ -+ -+ -+static struct attribute *gsp_attributes[] = { -+ &sensor_dev_attr_temp0_input.dev_attr.attr, -+ &sensor_dev_attr_in0_input.dev_attr.attr, -+ &sensor_dev_attr_in1_input.dev_attr.attr, -+ &sensor_dev_attr_in2_input.dev_attr.attr, -+ &sensor_dev_attr_in3_input.dev_attr.attr, -+ &sensor_dev_attr_in4_input.dev_attr.attr, -+ &sensor_dev_attr_in5_input.dev_attr.attr, -+ &sensor_dev_attr_in6_input.dev_attr.attr, -+ &sensor_dev_attr_in7_input.dev_attr.attr, -+ &sensor_dev_attr_in8_input.dev_attr.attr, -+ &sensor_dev_attr_in9_input.dev_attr.attr, -+ &sensor_dev_attr_in10_input.dev_attr.attr, -+ &sensor_dev_attr_in11_input.dev_attr.attr, -+ &sensor_dev_attr_in12_input.dev_attr.attr, -+ -+ &sensor_dev_attr_temp0_label.dev_attr.attr, -+ &sensor_dev_attr_in0_label.dev_attr.attr, -+ &sensor_dev_attr_in1_label.dev_attr.attr, -+ &sensor_dev_attr_in2_label.dev_attr.attr, -+ &sensor_dev_attr_in3_label.dev_attr.attr, -+ &sensor_dev_attr_in4_label.dev_attr.attr, -+ &sensor_dev_attr_in5_label.dev_attr.attr, -+ &sensor_dev_attr_in6_label.dev_attr.attr, -+ &sensor_dev_attr_in7_label.dev_attr.attr, -+ &sensor_dev_attr_in8_label.dev_attr.attr, -+ &sensor_dev_attr_in9_label.dev_attr.attr, -+ &sensor_dev_attr_in10_label.dev_attr.attr, -+ &sensor_dev_attr_in11_label.dev_attr.attr, -+ &sensor_dev_attr_in12_label.dev_attr.attr, -+ -+ &sensor_dev_attr_fan0_point0.dev_attr.attr, -+ &sensor_dev_attr_fan0_point1.dev_attr.attr, -+ &sensor_dev_attr_fan0_point2.dev_attr.attr, -+ &sensor_dev_attr_fan0_point3.dev_attr.attr, -+ &sensor_dev_attr_fan0_point4.dev_attr.attr, -+ &sensor_dev_attr_fan0_point5.dev_attr.attr, -+ -+ NULL -+}; -+ -+ -+static int gsp_probe(struct i2c_client *client, -+ const struct i2c_device_id *id) -+{ -+ struct i2c_adapter *adapter = client->adapter; -+ struct gsp_data *data; -+ int err; -+ -+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA | -+ I2C_FUNC_SMBUS_WORD_DATA)) { -+ err = -EOPNOTSUPP; -+ goto exit; -+ } -+ -+ if (!(data = kzalloc(sizeof(struct gsp_data), GFP_KERNEL))) { -+ err = -ENOMEM; -+ goto exit; -+ } -+ -+ i2c_set_clientdata(client, data); -+ -+ data->type = id->driver_data; -+ -+ switch (data->type) { -+ case 0: -+ data->attrs.attrs = gsp_attributes; -+ break; -+ } -+ -+ dev_info(&client->dev, "%s chip found\n", client->name); -+ -+ /* Register sysfs hooks */ -+ if ((err = sysfs_create_group(&client->dev.kobj, &data->attrs))) -+ goto exit_free; -+ -+ data->hwmon_dev = hwmon_device_register(&client->dev); -+ if (IS_ERR(data->hwmon_dev)) { -+ err = PTR_ERR(data->hwmon_dev); -+ goto exit_remove; -+ } -+ -+ return 0; -+ -+exit_remove: -+ sysfs_remove_group(&client->dev.kobj, &data->attrs); -+exit_free: -+ kfree(data); -+exit: -+ return err; -+} -+ -+static int gsp_remove(struct i2c_client *client) -+{ -+ struct gsp_data *data = i2c_get_clientdata(client); -+ hwmon_device_unregister(data->hwmon_dev); -+ sysfs_remove_group(&client->dev.kobj, &data->attrs); -+ kfree(data); -+ return 0; -+} -+ -+static int __init gsp_init(void) -+{ -+ return i2c_add_driver(&gsp_driver); -+} -+ -+static void __exit gsp_exit(void) -+{ -+ i2c_del_driver(&gsp_driver); -+} -+ -+MODULE_AUTHOR("Chris Lang <clang@gateworks.com>"); -+MODULE_DESCRIPTION("GSP HWMON driver"); -+MODULE_LICENSE("GPL"); -+MODULE_VERSION(DRV_VERSION); -+ -+module_init(gsp_init); -+module_exit(gsp_exit); ---- a/drivers/hwmon/Kconfig -+++ b/drivers/hwmon/Kconfig -@@ -57,6 +57,15 @@ config SENSORS_ABITUGURU3 - This driver can also be built as a module. If so, the module - will be called abituguru3. - -+config SENSORS_GSP -+ tristate "Gateworks System Peripheral" -+ depends on I2C && EXPERIMENTAL -+ help -+ If you say yes here you get support for the Gateworks System Peripherals. -+ -+ This driver can also be built as a module. If so, the module -+ will be called gsp. -+ - config SENSORS_AD7414 - tristate "Analog Devices AD7414" - depends on I2C && EXPERIMENTAL ---- a/drivers/hwmon/Makefile -+++ b/drivers/hwmon/Makefile -@@ -15,6 +15,7 @@ obj-$(CONFIG_SENSORS_W83791D) += w83791d - - obj-$(CONFIG_SENSORS_ABITUGURU) += abituguru.o - obj-$(CONFIG_SENSORS_ABITUGURU3)+= abituguru3.o -+obj-$(CONFIG_SENSORS_GSP) += gsp.o - obj-$(CONFIG_SENSORS_AD7414) += ad7414.o - obj-$(CONFIG_SENSORS_AD7418) += ad7418.o - obj-$(CONFIG_SENSORS_ADCXX) += adcxx.o diff --git a/target/linux/cns3xxx/patches-2.6.31/102-cns3xxx_ata_support.patch b/target/linux/cns3xxx/patches-2.6.31/102-cns3xxx_ata_support.patch deleted file mode 100644 index 5c7156dd2b..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/102-cns3xxx_ata_support.patch +++ /dev/null @@ -1,3350 +0,0 @@ ---- /dev/null -+++ b/drivers/ata/cns3xxx_ahci.c -@@ -0,0 +1,3281 @@ -+/* -+ * ahci.c - AHCI SATA support -+ * -+ * Maintained by: Jeff Garzik <jgarzik@pobox.com> -+ * Please ALWAYS copy linux-ide@vger.kernel.org -+ * on emails. -+ * -+ * Copyright 2004-2005 Red Hat, Inc. -+ * -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; see the file COPYING. If not, write to -+ * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ * -+ * libata documentation is available via 'make {ps|pdf}docs', -+ * as Documentation/DocBook/libata.* -+ * -+ * AHCI hardware documentation: -+ * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf -+ * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf -+ * -+ */ -+/* -+ * Cavium CNS3XXX notice -+ * This driver is copy from ahci, and this driver only modify memory access function. -+ * Let the driver support non-PCI device -+ */ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/pci.h> -+#include <linux/init.h> -+#include <linux/blkdev.h> -+#include <linux/delay.h> -+#include <linux/interrupt.h> -+#include <linux/dma-mapping.h> -+#include <linux/device.h> -+#include <linux/dmi.h> -+#include <scsi/scsi_host.h> -+#include <scsi/scsi_cmnd.h> -+#include <linux/libata.h> -+#include <linux/platform_device.h> -+#include <mach/pm.h> -+#include <mach/misc.h> -+ -+#define DRV_NAME "cns3xxx_ahci" -+#define DRV_VERSION "3.0" -+ -+#define MISC_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_MISC_BASE_VIRT+offset))) -+#define CNS3XXX_MISC_REGISTER MISC_REG_VALUE(0x514) -+#define AHCI_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_SATA2_BASE_VIRT+offset))) -+#define CNS3XXX_AHCI_HOSTCTL_REG AHCI_REG_VALUE(0x04) -+ -+/* Enclosure Management Control */ -+#define EM_CTRL_MSG_TYPE 0x000f0000 -+ -+/* Enclosure Management LED Message Type */ -+#define EM_MSG_LED_HBA_PORT 0x0000000f -+#define EM_MSG_LED_PMP_SLOT 0x0000ff00 -+#define EM_MSG_LED_VALUE 0xffff0000 -+#define EM_MSG_LED_VALUE_ACTIVITY 0x00070000 -+#define EM_MSG_LED_VALUE_OFF 0xfff80000 -+#define EM_MSG_LED_VALUE_ON 0x00010000 -+ -+/* PHY Misc Define */ -+#define MISC_SATA_POWER_MODE MISC_MEM_MAP_VALUE(0x310) -+#define MISC_SATA_CORE_ID MISC_MEM_MAP_VALUE(0x600) -+#define MISC_SATA_PORT0_PHY_CFG MISC_MEM_MAP_VALUE(0x604) -+#define MISC_SATA_PORT1_PHY_CFG MISC_MEM_MAP_VALUE(0x608) -+#define MISC_SATA_PORT0_PHY_TST MISC_MEM_MAP_VALUE(0x60C) -+#define MISC_SATA_PORT1_PHY_TST MISC_MEM_MAP_VALUE(0x610) -+ -+ -+static int ahci_skip_host_reset; -+static int ahci_ignore_sss; -+ -+module_param_named(skip_host_reset, ahci_skip_host_reset, int, 0444); -+MODULE_PARM_DESC(skip_host_reset, "skip global host reset (0=don't skip, 1=skip)"); -+ -+module_param_named(ignore_sss, ahci_ignore_sss, int, 0444); -+MODULE_PARM_DESC(ignore_sss, "Ignore staggered spinup flag (0=don't ignore, 1=ignore)"); -+ -+static int ahci_enable_alpm(struct ata_port *ap, -+ enum link_pm policy); -+static void ahci_disable_alpm(struct ata_port *ap); -+static ssize_t ahci_led_show(struct ata_port *ap, char *buf); -+static ssize_t ahci_led_store(struct ata_port *ap, const char *buf, -+ size_t size); -+static ssize_t ahci_transmit_led_message(struct ata_port *ap, u32 state, -+ ssize_t size); -+ -+enum { -+ AHCI_PCI_BAR = 5, -+ AHCI_MAX_PORTS = 32, -+ AHCI_MAX_SG = 168, /* hardware max is 64K */ -+ AHCI_DMA_BOUNDARY = 0xffffffff, -+ AHCI_MAX_CMDS = 32, -+ AHCI_CMD_SZ = 32, -+ AHCI_CMD_SLOT_SZ = AHCI_MAX_CMDS * AHCI_CMD_SZ, -+ AHCI_RX_FIS_SZ = 256, -+ AHCI_CMD_TBL_CDB = 0x40, -+ AHCI_CMD_TBL_HDR_SZ = 0x80, -+ AHCI_CMD_TBL_SZ = AHCI_CMD_TBL_HDR_SZ + (AHCI_MAX_SG * 16), -+ AHCI_CMD_TBL_AR_SZ = AHCI_CMD_TBL_SZ * AHCI_MAX_CMDS, -+ AHCI_PORT_PRIV_DMA_SZ = AHCI_CMD_SLOT_SZ + AHCI_CMD_TBL_AR_SZ + -+ AHCI_RX_FIS_SZ, -+ AHCI_IRQ_ON_SG = (1 << 31), -+ AHCI_CMD_ATAPI = (1 << 5), -+ AHCI_CMD_WRITE = (1 << 6), -+ AHCI_CMD_PREFETCH = (1 << 7), -+ AHCI_CMD_RESET = (1 << 8), -+ AHCI_CMD_CLR_BUSY = (1 << 10), -+ -+ RX_FIS_D2H_REG = 0x40, /* offset of D2H Register FIS data */ -+ RX_FIS_SDB = 0x58, /* offset of SDB FIS data */ -+ RX_FIS_UNK = 0x60, /* offset of Unknown FIS data */ -+ -+ board_ahci = 0, -+ board_ahci_vt8251 = 1, -+ board_ahci_ign_iferr = 2, -+ board_ahci_sb600 = 3, -+ board_ahci_mv = 4, -+ board_ahci_sb700 = 5, /* for SB700 and SB800 */ -+ board_ahci_mcp65 = 6, -+ board_ahci_nopmp = 7, -+ board_ahci_yesncq = 8, -+ -+ /* global controller registers */ -+ HOST_CAP = 0x00, /* host capabilities */ -+ HOST_CTL = 0x04, /* global host control */ -+ HOST_IRQ_STAT = 0x08, /* interrupt status */ -+ HOST_PORTS_IMPL = 0x0c, /* bitmap of implemented ports */ -+ HOST_VERSION = 0x10, /* AHCI spec. version compliancy */ -+ HOST_EM_LOC = 0x1c, /* Enclosure Management location */ -+ HOST_EM_CTL = 0x20, /* Enclosure Management Control */ -+ -+ /* HOST_CTL bits */ -+ HOST_RESET = (1 << 0), /* reset controller; self-clear */ -+ HOST_IRQ_EN = (1 << 1), /* global IRQ enable */ -+ HOST_AHCI_EN = (1 << 31), /* AHCI enabled */ -+ -+ /* HOST_CAP bits */ -+ HOST_CAP_EMS = (1 << 6), /* Enclosure Management support */ -+ HOST_CAP_SSC = (1 << 14), /* Slumber capable */ -+ HOST_CAP_PMP = (1 << 17), /* Port Multiplier support */ -+ HOST_CAP_CLO = (1 << 24), /* Command List Override support */ -+ HOST_CAP_ALPM = (1 << 26), /* Aggressive Link PM support */ -+ HOST_CAP_SSS = (1 << 27), /* Staggered Spin-up */ -+ HOST_CAP_SNTF = (1 << 29), /* SNotification register */ -+ HOST_CAP_NCQ = (1 << 30), /* Native Command Queueing */ -+ HOST_CAP_64 = (1 << 31), /* PCI DAC (64-bit DMA) support */ -+ -+ /* registers for each SATA port */ -+ PORT_LST_ADDR = 0x00, /* command list DMA addr */ -+ PORT_LST_ADDR_HI = 0x04, /* command list DMA addr hi */ -+ PORT_FIS_ADDR = 0x08, /* FIS rx buf addr */ -+ PORT_FIS_ADDR_HI = 0x0c, /* FIS rx buf addr hi */ -+ PORT_IRQ_STAT = 0x10, /* interrupt status */ -+ PORT_IRQ_MASK = 0x14, /* interrupt enable/disable mask */ -+ PORT_CMD = 0x18, /* port command */ -+ PORT_TFDATA = 0x20, /* taskfile data */ -+ PORT_SIG = 0x24, /* device TF signature */ -+ PORT_CMD_ISSUE = 0x38, /* command issue */ -+ PORT_SCR_STAT = 0x28, /* SATA phy register: SStatus */ -+ PORT_SCR_CTL = 0x2c, /* SATA phy register: SControl */ -+ PORT_SCR_ERR = 0x30, /* SATA phy register: SError */ -+ PORT_SCR_ACT = 0x34, /* SATA phy register: SActive */ -+ PORT_SCR_NTF = 0x3c, /* SATA phy register: SNotification */ -+ -+ /* PORT_IRQ_{STAT,MASK} bits */ -+ PORT_IRQ_COLD_PRES = (1 << 31), /* cold presence detect */ -+ PORT_IRQ_TF_ERR = (1 << 30), /* task file error */ -+ PORT_IRQ_HBUS_ERR = (1 << 29), /* host bus fatal error */ -+ PORT_IRQ_HBUS_DATA_ERR = (1 << 28), /* host bus data error */ -+ PORT_IRQ_IF_ERR = (1 << 27), /* interface fatal error */ -+ PORT_IRQ_IF_NONFATAL = (1 << 26), /* interface non-fatal error */ -+ PORT_IRQ_OVERFLOW = (1 << 24), /* xfer exhausted available S/G */ -+ PORT_IRQ_BAD_PMP = (1 << 23), /* incorrect port multiplier */ -+ -+ PORT_IRQ_PHYRDY = (1 << 22), /* PhyRdy changed */ -+ PORT_IRQ_DEV_ILCK = (1 << 7), /* device interlock */ -+ PORT_IRQ_CONNECT = (1 << 6), /* port connect change status */ -+ PORT_IRQ_SG_DONE = (1 << 5), /* descriptor processed */ -+ PORT_IRQ_UNK_FIS = (1 << 4), /* unknown FIS rx'd */ -+ PORT_IRQ_SDB_FIS = (1 << 3), /* Set Device Bits FIS rx'd */ -+ PORT_IRQ_DMAS_FIS = (1 << 2), /* DMA Setup FIS rx'd */ -+ PORT_IRQ_PIOS_FIS = (1 << 1), /* PIO Setup FIS rx'd */ -+ PORT_IRQ_D2H_REG_FIS = (1 << 0), /* D2H Register FIS rx'd */ -+ -+ PORT_IRQ_FREEZE = PORT_IRQ_HBUS_ERR | -+ PORT_IRQ_IF_ERR | -+ PORT_IRQ_CONNECT | -+ PORT_IRQ_PHYRDY | -+ PORT_IRQ_UNK_FIS | -+ PORT_IRQ_BAD_PMP, -+ PORT_IRQ_ERROR = PORT_IRQ_FREEZE | -+ PORT_IRQ_TF_ERR | -+ PORT_IRQ_HBUS_DATA_ERR, -+ DEF_PORT_IRQ = PORT_IRQ_ERROR | PORT_IRQ_SG_DONE | -+ PORT_IRQ_SDB_FIS | PORT_IRQ_DMAS_FIS | -+ PORT_IRQ_PIOS_FIS | PORT_IRQ_D2H_REG_FIS, -+ -+ /* PORT_CMD bits */ -+ PORT_CMD_ASP = (1 << 27), /* Aggressive Slumber/Partial */ -+ PORT_CMD_ALPE = (1 << 26), /* Aggressive Link PM enable */ -+ PORT_CMD_ATAPI = (1 << 24), /* Device is ATAPI */ -+ PORT_CMD_PMP = (1 << 17), /* PMP attached */ -+ PORT_CMD_LIST_ON = (1 << 15), /* cmd list DMA engine running */ -+ PORT_CMD_FIS_ON = (1 << 14), /* FIS DMA engine running */ -+ PORT_CMD_FIS_RX = (1 << 4), /* Enable FIS receive DMA engine */ -+ PORT_CMD_CLO = (1 << 3), /* Command list override */ -+ PORT_CMD_POWER_ON = (1 << 2), /* Power up device */ -+ PORT_CMD_SPIN_UP = (1 << 1), /* Spin up device */ -+ PORT_CMD_START = (1 << 0), /* Enable port DMA engine */ -+ -+ PORT_CMD_ICC_MASK = (0xf << 28), /* i/f ICC state mask */ -+ PORT_CMD_ICC_ACTIVE = (0x1 << 28), /* Put i/f in active state */ -+ PORT_CMD_ICC_PARTIAL = (0x2 << 28), /* Put i/f in partial state */ -+ PORT_CMD_ICC_SLUMBER = (0x6 << 28), /* Put i/f in slumber state */ -+ -+ /* hpriv->flags bits */ -+ AHCI_HFLAG_NO_NCQ = (1 << 0), -+ AHCI_HFLAG_IGN_IRQ_IF_ERR = (1 << 1), /* ignore IRQ_IF_ERR */ -+ AHCI_HFLAG_IGN_SERR_INTERNAL = (1 << 2), /* ignore SERR_INTERNAL */ -+ AHCI_HFLAG_32BIT_ONLY = (1 << 3), /* force 32bit */ -+ AHCI_HFLAG_MV_PATA = (1 << 4), /* PATA port */ -+ AHCI_HFLAG_NO_MSI = (1 << 5), /* no PCI MSI */ -+ AHCI_HFLAG_NO_PMP = (1 << 6), /* no PMP */ -+ AHCI_HFLAG_NO_HOTPLUG = (1 << 7), /* ignore PxSERR.DIAG.N */ -+ AHCI_HFLAG_SECT255 = (1 << 8), /* max 255 sectors */ -+ AHCI_HFLAG_YES_NCQ = (1 << 9), /* force NCQ cap on */ -+ AHCI_HFLAG_NO_SUSPEND = (1 << 10), /* don't suspend */ -+ AHCI_HFLAG_SRST_TOUT_IS_OFFLINE = (1 << 11), /* treat SRST timeout as -+ link offline */ -+ -+ /* ap->flags bits */ -+ -+ AHCI_FLAG_COMMON = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | -+ ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA | -+ ATA_FLAG_ACPI_SATA | ATA_FLAG_AN | -+ ATA_FLAG_IPM, -+ -+ ICH_MAP = 0x90, /* ICH MAP register */ -+ -+ /* em constants */ -+ EM_MAX_SLOTS = 8, -+ EM_MAX_RETRY = 5, -+ -+ /* em_ctl bits */ -+ EM_CTL_RST = (1 << 9), /* Reset */ -+ EM_CTL_TM = (1 << 8), /* Transmit Message */ -+ EM_CTL_ALHD = (1 << 26), /* Activity LED */ -+ -+ /* CNS3XXX define */ -+ HOST_TIMER1MS = 0xe0, /* Timer 1ms register */ -+}; -+ -+struct ahci_cmd_hdr { -+ __le32 opts; -+ __le32 status; -+ __le32 tbl_addr; -+ __le32 tbl_addr_hi; -+ __le32 reserved[4]; -+}; -+ -+struct ahci_sg { -+ __le32 addr; -+ __le32 addr_hi; -+ __le32 reserved; -+ __le32 flags_size; -+}; -+ -+struct ahci_em_priv { -+ enum sw_activity blink_policy; -+ struct timer_list timer; -+ unsigned long saved_activity; -+ unsigned long activity; -+ unsigned long led_state; -+}; -+ -+struct ahci_host_priv { -+ unsigned int flags; /* AHCI_HFLAG_* */ -+ u32 cap; /* cap to use */ -+ u32 port_map; /* port map to use */ -+ u32 saved_cap; /* saved initial cap */ -+ u32 saved_port_map; /* saved initial port_map */ -+ u32 em_loc; /* enclosure management location */ -+}; -+ -+struct ahci_port_priv { -+ struct ata_link *active_link; -+ struct ahci_cmd_hdr *cmd_slot; -+ dma_addr_t cmd_slot_dma; -+ void *cmd_tbl; -+ dma_addr_t cmd_tbl_dma; -+ void *rx_fis; -+ dma_addr_t rx_fis_dma; -+ /* for NCQ spurious interrupt analysis */ -+ unsigned int ncq_saw_d2h:1; -+ unsigned int ncq_saw_dmas:1; -+ unsigned int ncq_saw_sdb:1; -+ u32 intr_mask; /* interrupts to enable */ -+ /* enclosure management info per PM slot */ -+ struct ahci_em_priv em_priv[EM_MAX_SLOTS]; -+}; -+ -+static int ahci_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val); -+static int ahci_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val); -+#if 0 -+static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); -+#else -+static int ahci_probe(struct platform_device *pdev); -+static int ahci_remove(struct platform_device *pdev); -+#endif -+static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc); -+static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc); -+static int ahci_port_start(struct ata_port *ap); -+static void ahci_port_stop(struct ata_port *ap); -+static void ahci_qc_prep(struct ata_queued_cmd *qc); -+static void ahci_freeze(struct ata_port *ap); -+static void ahci_thaw(struct ata_port *ap); -+static void ahci_pmp_attach(struct ata_port *ap); -+static void ahci_pmp_detach(struct ata_port *ap); -+static int ahci_softreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline); -+static int ahci_sb600_softreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline); -+static int ahci_hardreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline); -+static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline); -+#if 0 -+static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline); -+#endif -+static void ahci_postreset(struct ata_link *link, unsigned int *class); -+static void ahci_error_handler(struct ata_port *ap); -+static void ahci_post_internal_cmd(struct ata_queued_cmd *qc); -+static int ahci_port_resume(struct ata_port *ap); -+static void ahci_dev_config(struct ata_device *dev); -+static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag, -+ u32 opts); -+#ifdef CONFIG_PM -+static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg); -+static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg); -+static int ahci_pci_device_resume(struct pci_dev *pdev); -+#endif -+static ssize_t ahci_activity_show(struct ata_device *dev, char *buf); -+static ssize_t ahci_activity_store(struct ata_device *dev, -+ enum sw_activity val); -+static void ahci_init_sw_activity(struct ata_link *link); -+ -+static struct device_attribute *ahci_shost_attrs[] = { -+ &dev_attr_link_power_management_policy, -+ &dev_attr_em_message_type, -+ &dev_attr_em_message, -+ NULL -+}; -+ -+static struct device_attribute *ahci_sdev_attrs[] = { -+ &dev_attr_sw_activity, -+ &dev_attr_unload_heads, -+ NULL -+}; -+ -+static struct scsi_host_template ahci_sht = { -+ ATA_NCQ_SHT(DRV_NAME), -+ .can_queue = AHCI_MAX_CMDS - 1, -+ .sg_tablesize = AHCI_MAX_SG, -+ .dma_boundary = AHCI_DMA_BOUNDARY, -+ .shost_attrs = ahci_shost_attrs, -+ .sdev_attrs = ahci_sdev_attrs, -+}; -+ -+static struct ata_port_operations ahci_ops = { -+ .inherits = &sata_pmp_port_ops, -+ -+ .qc_defer = sata_pmp_qc_defer_cmd_switch, -+ .qc_prep = ahci_qc_prep, -+ .qc_issue = ahci_qc_issue, -+ .qc_fill_rtf = ahci_qc_fill_rtf, -+ -+ .freeze = ahci_freeze, -+ .thaw = ahci_thaw, -+ .softreset = ahci_softreset, -+ .hardreset = ahci_hardreset, -+ .postreset = ahci_postreset, -+ .pmp_softreset = ahci_softreset, -+ .error_handler = ahci_error_handler, -+ .post_internal_cmd = ahci_post_internal_cmd, -+ .dev_config = ahci_dev_config, -+ -+ .scr_read = ahci_scr_read, -+ .scr_write = ahci_scr_write, -+ .pmp_attach = ahci_pmp_attach, -+ .pmp_detach = ahci_pmp_detach, -+ -+ .enable_pm = ahci_enable_alpm, -+ .disable_pm = ahci_disable_alpm, -+ .em_show = ahci_led_show, -+ .em_store = ahci_led_store, -+ .sw_activity_show = ahci_activity_show, -+ .sw_activity_store = ahci_activity_store, -+#ifdef CONFIG_PM -+ .port_suspend = ahci_port_suspend, -+ .port_resume = ahci_port_resume, -+#endif -+ .port_start = ahci_port_start, -+ .port_stop = ahci_port_stop, -+}; -+ -+static struct ata_port_operations ahci_vt8251_ops = { -+ .inherits = &ahci_ops, -+ .hardreset = ahci_vt8251_hardreset, -+}; -+ -+#if 0 -+static struct ata_port_operations ahci_p5wdh_ops = { -+ .inherits = &ahci_ops, -+ .hardreset = ahci_p5wdh_hardreset, -+}; -+#endif -+ -+static struct ata_port_operations ahci_sb600_ops = { -+ .inherits = &ahci_ops, -+ .softreset = ahci_sb600_softreset, -+ .pmp_softreset = ahci_sb600_softreset, -+}; -+ -+#define AHCI_HFLAGS(flags) .private_data = (void *)(flags) -+ -+static const struct ata_port_info ahci_port_info[] = { -+ [board_ahci] = -+ { -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_ops, -+ }, -+ [board_ahci_vt8251] = -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_vt8251_ops, -+ }, -+ [board_ahci_ign_iferr] = -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_ops, -+ }, -+ [board_ahci_sb600] = -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL | -+ AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_sb600_ops, -+ }, -+ [board_ahci_mv] = -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI | -+ AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP), -+ .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | -+ ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_ops, -+ }, -+ [board_ahci_sb700] = /* for SB700 and SB800 */ -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_sb600_ops, -+ }, -+ [board_ahci_mcp65] = -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_YES_NCQ), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_ops, -+ }, -+ [board_ahci_nopmp] = -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_NO_PMP), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_ops, -+ }, -+ /* board_ahci_yesncq */ -+ { -+ AHCI_HFLAGS (AHCI_HFLAG_YES_NCQ), -+ .flags = AHCI_FLAG_COMMON, -+ .pio_mask = ATA_PIO4, -+ .udma_mask = ATA_UDMA6, -+ .port_ops = &ahci_ops, -+ }, -+}; -+ -+static const struct pci_device_id ahci_pci_tbl[] = { -+ /* Intel */ -+ { PCI_VDEVICE(INTEL, 0x2652), board_ahci }, /* ICH6 */ -+ { PCI_VDEVICE(INTEL, 0x2653), board_ahci }, /* ICH6M */ -+ { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ -+ { PCI_VDEVICE(INTEL, 0x27c5), board_ahci }, /* ICH7M */ -+ { PCI_VDEVICE(INTEL, 0x27c3), board_ahci }, /* ICH7R */ -+ { PCI_VDEVICE(AL, 0x5288), board_ahci_ign_iferr }, /* ULi M5288 */ -+ { PCI_VDEVICE(INTEL, 0x2681), board_ahci }, /* ESB2 */ -+ { PCI_VDEVICE(INTEL, 0x2682), board_ahci }, /* ESB2 */ -+ { PCI_VDEVICE(INTEL, 0x2683), board_ahci }, /* ESB2 */ -+ { PCI_VDEVICE(INTEL, 0x27c6), board_ahci }, /* ICH7-M DH */ -+ { PCI_VDEVICE(INTEL, 0x2821), board_ahci }, /* ICH8 */ -+ { PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* ICH8 */ -+ { PCI_VDEVICE(INTEL, 0x2824), board_ahci }, /* ICH8 */ -+ { PCI_VDEVICE(INTEL, 0x2829), board_ahci }, /* ICH8M */ -+ { PCI_VDEVICE(INTEL, 0x282a), board_ahci }, /* ICH8M */ -+ { PCI_VDEVICE(INTEL, 0x2922), board_ahci }, /* ICH9 */ -+ { PCI_VDEVICE(INTEL, 0x2923), board_ahci }, /* ICH9 */ -+ { PCI_VDEVICE(INTEL, 0x2924), board_ahci }, /* ICH9 */ -+ { PCI_VDEVICE(INTEL, 0x2925), board_ahci }, /* ICH9 */ -+ { PCI_VDEVICE(INTEL, 0x2927), board_ahci }, /* ICH9 */ -+ { PCI_VDEVICE(INTEL, 0x2929), board_ahci }, /* ICH9M */ -+ { PCI_VDEVICE(INTEL, 0x292a), board_ahci }, /* ICH9M */ -+ { PCI_VDEVICE(INTEL, 0x292b), board_ahci }, /* ICH9M */ -+ { PCI_VDEVICE(INTEL, 0x292c), board_ahci }, /* ICH9M */ -+ { PCI_VDEVICE(INTEL, 0x292f), board_ahci }, /* ICH9M */ -+ { PCI_VDEVICE(INTEL, 0x294d), board_ahci }, /* ICH9 */ -+ { PCI_VDEVICE(INTEL, 0x294e), board_ahci }, /* ICH9M */ -+ { PCI_VDEVICE(INTEL, 0x502a), board_ahci }, /* Tolapai */ -+ { PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */ -+ { PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */ -+ { PCI_VDEVICE(INTEL, 0x3a22), board_ahci }, /* ICH10 */ -+ { PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */ -+ { PCI_VDEVICE(INTEL, 0x3b22), board_ahci }, /* PCH AHCI */ -+ { PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */ -+ { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ -+ { PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */ -+ { PCI_VDEVICE(INTEL, 0x3b29), board_ahci }, /* PCH AHCI */ -+ { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ -+ { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci }, /* PCH RAID */ -+ { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ -+ -+ /* JMicron 360/1/3/5/6, match class to avoid IDE function */ -+ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, -+ PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci_ign_iferr }, -+ -+ /* ATI */ -+ { PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */ -+ { PCI_VDEVICE(ATI, 0x4390), board_ahci_sb700 }, /* ATI SB700/800 */ -+ { PCI_VDEVICE(ATI, 0x4391), board_ahci_sb700 }, /* ATI SB700/800 */ -+ { PCI_VDEVICE(ATI, 0x4392), board_ahci_sb700 }, /* ATI SB700/800 */ -+ { PCI_VDEVICE(ATI, 0x4393), board_ahci_sb700 }, /* ATI SB700/800 */ -+ { PCI_VDEVICE(ATI, 0x4394), board_ahci_sb700 }, /* ATI SB700/800 */ -+ { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */ -+ -+ /* VIA */ -+ { PCI_VDEVICE(VIA, 0x3349), board_ahci_vt8251 }, /* VIA VT8251 */ -+ { PCI_VDEVICE(VIA, 0x6287), board_ahci_vt8251 }, /* VIA VT8251 */ -+ -+ /* NVIDIA */ -+ { PCI_VDEVICE(NVIDIA, 0x044c), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x044d), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x044e), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x044f), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x045c), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */ -+ { PCI_VDEVICE(NVIDIA, 0x0550), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0551), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0552), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0553), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0554), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0555), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0556), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0557), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0558), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_yesncq }, /* MCP67 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci_yesncq }, /* MCP73 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad3), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad4), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad5), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad6), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad7), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad8), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci }, /* MCP77 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ab4), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ab5), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ab6), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ab7), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ab8), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0ab9), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0aba), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0abb), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0abc), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci }, /* MCP79 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d84), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d85), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d86), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d87), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d88), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d89), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d8a), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d8b), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d8c), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d8d), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d8e), board_ahci }, /* MCP89 */ -+ { PCI_VDEVICE(NVIDIA, 0x0d8f), board_ahci }, /* MCP89 */ -+ -+ /* SiS */ -+ { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */ -+ { PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */ -+ { PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */ -+ -+ /* Marvell */ -+ { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */ -+ { PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv }, /* 6121 */ -+ -+ /* Promise */ -+ { PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */ -+ -+ /* Generic, PCI class code for AHCI */ -+ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, -+ PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci }, -+ -+ { } /* terminate list */ -+}; -+ -+ -+#if 0 -+static struct pci_driver ahci_pci_driver = { -+ .name = DRV_NAME, -+ .id_table = ahci_pci_tbl, -+ .probe = ahci_init_one, -+ .remove = ata_pci_remove_one, -+#ifdef CONFIG_PM -+ .suspend = ahci_pci_device_suspend, -+ .resume = ahci_pci_device_resume, -+#endif -+}; -+#else -+static struct platform_driver ahci_driver = { -+ .probe = ahci_probe, -+ .remove = __devexit_p(ahci_remove), -+ .driver = { -+ .name = DRV_NAME, -+ .owner = THIS_MODULE, -+ }, -+}; -+#endif -+ -+static int ahci_em_messages = 1; -+module_param(ahci_em_messages, int, 0444); -+/* add other LED protocol types when they become supported */ -+MODULE_PARM_DESC(ahci_em_messages, -+ "Set AHCI Enclosure Management Message type (0 = disabled, 1 = LED"); -+ -+#if defined(CONFIG_PATA_MARVELL) || defined(CONFIG_PATA_MARVELL_MODULE) -+static int marvell_enable; -+#else -+static int marvell_enable = 1; -+#endif -+module_param(marvell_enable, int, 0644); -+MODULE_PARM_DESC(marvell_enable, "Marvell SATA via AHCI (1 = enabled)"); -+ -+ -+static inline int ahci_nr_ports(u32 cap) -+{ -+ return (cap & 0x1f) + 1; -+} -+ -+static inline void __iomem *__ahci_port_base(struct ata_host *host, -+ unsigned int port_no) -+{ -+#if 0 -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ -+ return mmio + 0x100 + (port_no * 0x80); -+} -+ -+static inline void __iomem *ahci_port_base(struct ata_port *ap) -+{ -+ return __ahci_port_base(ap->host, ap->port_no); -+} -+ -+static void ahci_enable_ahci(void __iomem *mmio) -+{ -+ int i; -+ u32 tmp; -+ -+ /* turn on AHCI_EN */ -+ tmp = readl(mmio + HOST_CTL); -+ if (tmp & HOST_AHCI_EN) -+ return; -+ -+ /* Some controllers need AHCI_EN to be written multiple times. -+ * Try a few times before giving up. -+ */ -+ for (i = 0; i < 5; i++) { -+ tmp |= HOST_AHCI_EN; -+ writel(tmp, mmio + HOST_CTL); -+ tmp = readl(mmio + HOST_CTL); /* flush && sanity check */ -+ if (tmp & HOST_AHCI_EN) -+ return; -+ msleep(10); -+ } -+ -+ WARN_ON(1); -+} -+ -+/** -+ * ahci_save_initial_config - Save and fixup initial config values -+ * @pdev: target PCI device -+ * @hpriv: host private area to store config values -+ * -+ * Some registers containing configuration info might be setup by -+ * BIOS and might be cleared on reset. This function saves the -+ * initial values of those registers into @hpriv such that they -+ * can be restored after controller reset. -+ * -+ * If inconsistent, config values are fixed up by this function. -+ * -+ * LOCKING: -+ * None. -+ */ -+#if 0 -+static void ahci_save_initial_config(struct pci_dev *pdev, -+ struct ahci_host_priv *hpriv) -+#else -+static void ahci_save_initial_config(struct platform_device *pdev, -+ struct ahci_host_priv *hpriv, -+ u8 * base) -+#endif -+{ -+#if 0 -+ void __iomem *mmio = pcim_iomap_table(pdev)[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)base; -+#endif -+ u32 cap, port_map; -+ int i; -+#if 0 -+ int mv; -+#endif -+ -+ /* make sure AHCI mode is enabled before accessing CAP */ -+ ahci_enable_ahci(mmio); -+ -+ /* Values prefixed with saved_ are written back to host after -+ * reset. Values without are used for driver operation. -+ */ -+ hpriv->saved_cap = cap = readl(mmio + HOST_CAP); -+ hpriv->saved_port_map = port_map = readl(mmio + HOST_PORTS_IMPL); -+ -+ /* some chips have errata preventing 64bit use */ -+ if ((cap & HOST_CAP_64) && (hpriv->flags & AHCI_HFLAG_32BIT_ONLY)) { -+ dev_printk(KERN_INFO, &pdev->dev, -+ "controller can't do 64bit DMA, forcing 32bit\n"); -+ cap &= ~HOST_CAP_64; -+ } -+ -+ if ((cap & HOST_CAP_NCQ) && (hpriv->flags & AHCI_HFLAG_NO_NCQ)) { -+ dev_printk(KERN_INFO, &pdev->dev, -+ "controller can't do NCQ, turning off CAP_NCQ\n"); -+ cap &= ~HOST_CAP_NCQ; -+ } -+ -+ if (!(cap & HOST_CAP_NCQ) && (hpriv->flags & AHCI_HFLAG_YES_NCQ)) { -+ dev_printk(KERN_INFO, &pdev->dev, -+ "controller can do NCQ, turning on CAP_NCQ\n"); -+ cap |= HOST_CAP_NCQ; -+ } -+ -+ if ((cap & HOST_CAP_PMP) && (hpriv->flags & AHCI_HFLAG_NO_PMP)) { -+ dev_printk(KERN_INFO, &pdev->dev, -+ "controller can't do PMP, turning off CAP_PMP\n"); -+ cap &= ~HOST_CAP_PMP; -+ } -+#if 0 -+ if (pdev->vendor == PCI_VENDOR_ID_JMICRON && pdev->device == 0x2361 && -+ port_map != 1) { -+ dev_printk(KERN_INFO, &pdev->dev, -+ "JMB361 has only one port, port_map 0x%x -> 0x%x\n", -+ port_map, 1); -+ port_map = 1; -+ } -+ -+ /* -+ * Temporary Marvell 6145 hack: PATA port presence -+ * is asserted through the standard AHCI port -+ * presence register, as bit 4 (counting from 0) -+ */ -+ if (hpriv->flags & AHCI_HFLAG_MV_PATA) { -+ if (pdev->device == 0x6121) -+ mv = 0x3; -+ else -+ mv = 0xf; -+ dev_printk(KERN_ERR, &pdev->dev, -+ "MV_AHCI HACK: port_map %x -> %x\n", -+ port_map, -+ port_map & mv); -+ dev_printk(KERN_ERR, &pdev->dev, -+ "Disabling your PATA port. Use the boot option 'ahci.marvell_enable=0' to avoid this.\n"); -+ -+ port_map &= mv; -+ } -+#endif -+ -+ /* cross check port_map and cap.n_ports */ -+ if (port_map) { -+ int map_ports = 0; -+ -+ for (i = 0; i < AHCI_MAX_PORTS; i++) -+ if (port_map & (1 << i)) -+ map_ports++; -+ -+ /* If PI has more ports than n_ports, whine, clear -+ * port_map and let it be generated from n_ports. -+ */ -+ if (map_ports > ahci_nr_ports(cap)) { -+ dev_printk(KERN_WARNING, &pdev->dev, -+ "implemented port map (0x%x) contains more " -+ "ports than nr_ports (%u), using nr_ports\n", -+ port_map, ahci_nr_ports(cap)); -+ port_map = 0; -+ } -+ } -+ -+ /* fabricate port_map from cap.nr_ports */ -+ if (!port_map) { -+ port_map = (1 << ahci_nr_ports(cap)) - 1; -+ dev_printk(KERN_WARNING, &pdev->dev, -+ "forcing PORTS_IMPL to 0x%x\n", port_map); -+ -+ /* write the fixed up value to the PI register */ -+ hpriv->saved_port_map = port_map; -+ } -+ -+ /* record values to use during operation */ -+ hpriv->cap = cap; -+ hpriv->port_map = port_map; -+} -+ -+/** -+ * ahci_restore_initial_config - Restore initial config -+ * @host: target ATA host -+ * -+ * Restore initial config stored by ahci_save_initial_config(). -+ * -+ * LOCKING: -+ * None. -+ */ -+static void ahci_restore_initial_config(struct ata_host *host) -+{ -+ struct ahci_host_priv *hpriv = host->private_data; -+#if 0 -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ -+ writel(hpriv->saved_cap, mmio + HOST_CAP); -+ writel(hpriv->saved_port_map, mmio + HOST_PORTS_IMPL); -+ (void) readl(mmio + HOST_PORTS_IMPL); /* flush */ -+} -+ -+static unsigned ahci_scr_offset(struct ata_port *ap, unsigned int sc_reg) -+{ -+ static const int offset[] = { -+ [SCR_STATUS] = PORT_SCR_STAT, -+ [SCR_CONTROL] = PORT_SCR_CTL, -+ [SCR_ERROR] = PORT_SCR_ERR, -+ [SCR_ACTIVE] = PORT_SCR_ACT, -+ [SCR_NOTIFICATION] = PORT_SCR_NTF, -+ }; -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ -+ if (sc_reg < ARRAY_SIZE(offset) && -+ (sc_reg != SCR_NOTIFICATION || (hpriv->cap & HOST_CAP_SNTF))) -+ return offset[sc_reg]; -+ return 0; -+} -+ -+static int ahci_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val) -+{ -+ void __iomem *port_mmio = ahci_port_base(link->ap); -+ int offset = ahci_scr_offset(link->ap, sc_reg); -+ -+ if (offset) { -+ *val = readl(port_mmio + offset); -+ return 0; -+ } -+ return -EINVAL; -+} -+ -+static int ahci_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val) -+{ -+ void __iomem *port_mmio = ahci_port_base(link->ap); -+ int offset = ahci_scr_offset(link->ap, sc_reg); -+ -+ if (offset) { -+ writel(val, port_mmio + offset); -+ return 0; -+ } -+ return -EINVAL; -+} -+ -+static void ahci_start_engine(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 tmp; -+ -+ /* start DMA */ -+ tmp = readl(port_mmio + PORT_CMD); -+ tmp |= PORT_CMD_START; -+ writel(tmp, port_mmio + PORT_CMD); -+ readl(port_mmio + PORT_CMD); /* flush */ -+} -+ -+static int ahci_stop_engine(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 tmp; -+ -+ tmp = readl(port_mmio + PORT_CMD); -+ -+ /* check if the HBA is idle */ -+ if ((tmp & (PORT_CMD_START | PORT_CMD_LIST_ON)) == 0) -+ return 0; -+ -+ /* setting HBA to idle */ -+ tmp &= ~PORT_CMD_START; -+ writel(tmp, port_mmio + PORT_CMD); -+ -+ /* wait for engine to stop. This could be as long as 500 msec */ -+ tmp = ata_wait_register(port_mmio + PORT_CMD, -+ PORT_CMD_LIST_ON, PORT_CMD_LIST_ON, 1, 500); -+ if (tmp & PORT_CMD_LIST_ON) -+ return -EIO; -+ -+ return 0; -+} -+ -+static void ahci_start_fis_rx(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ struct ahci_port_priv *pp = ap->private_data; -+ u32 tmp; -+ -+ /* set FIS registers */ -+ if (hpriv->cap & HOST_CAP_64) -+ writel((pp->cmd_slot_dma >> 16) >> 16, -+ port_mmio + PORT_LST_ADDR_HI); -+ writel(pp->cmd_slot_dma & 0xffffffff, port_mmio + PORT_LST_ADDR); -+ -+ if (hpriv->cap & HOST_CAP_64) -+ writel((pp->rx_fis_dma >> 16) >> 16, -+ port_mmio + PORT_FIS_ADDR_HI); -+ writel(pp->rx_fis_dma & 0xffffffff, port_mmio + PORT_FIS_ADDR); -+ -+ /* enable FIS reception */ -+ tmp = readl(port_mmio + PORT_CMD); -+ tmp |= PORT_CMD_FIS_RX; -+ writel(tmp, port_mmio + PORT_CMD); -+ -+ /* flush */ -+ readl(port_mmio + PORT_CMD); -+} -+ -+static int ahci_stop_fis_rx(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 tmp; -+ -+ /* disable FIS reception */ -+ tmp = readl(port_mmio + PORT_CMD); -+ tmp &= ~PORT_CMD_FIS_RX; -+ writel(tmp, port_mmio + PORT_CMD); -+ -+ /* wait for completion, spec says 500ms, give it 1000 */ -+ tmp = ata_wait_register(port_mmio + PORT_CMD, PORT_CMD_FIS_ON, -+ PORT_CMD_FIS_ON, 10, 1000); -+ if (tmp & PORT_CMD_FIS_ON) -+ return -EBUSY; -+ -+ return 0; -+} -+ -+static void ahci_power_up(struct ata_port *ap) -+{ -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 cmd; -+ -+ cmd = readl(port_mmio + PORT_CMD) & ~PORT_CMD_ICC_MASK; -+ -+ /* spin up device */ -+ if (hpriv->cap & HOST_CAP_SSS) { -+ cmd |= PORT_CMD_SPIN_UP; -+ writel(cmd, port_mmio + PORT_CMD); -+ } -+ -+ /* wake up link */ -+ writel(cmd | PORT_CMD_ICC_ACTIVE, port_mmio + PORT_CMD); -+} -+ -+static void ahci_disable_alpm(struct ata_port *ap) -+{ -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 cmd; -+ struct ahci_port_priv *pp = ap->private_data; -+ -+ /* IPM bits should be disabled by libata-core */ -+ /* get the existing command bits */ -+ cmd = readl(port_mmio + PORT_CMD); -+ -+ /* disable ALPM and ASP */ -+ cmd &= ~PORT_CMD_ASP; -+ cmd &= ~PORT_CMD_ALPE; -+ -+ /* force the interface back to active */ -+ cmd |= PORT_CMD_ICC_ACTIVE; -+ -+ /* write out new cmd value */ -+ writel(cmd, port_mmio + PORT_CMD); -+ cmd = readl(port_mmio + PORT_CMD); -+ -+ /* wait 10ms to be sure we've come out of any low power state */ -+ msleep(10); -+ -+ /* clear out any PhyRdy stuff from interrupt status */ -+ writel(PORT_IRQ_PHYRDY, port_mmio + PORT_IRQ_STAT); -+ -+ /* go ahead and clean out PhyRdy Change from Serror too */ -+ ahci_scr_write(&ap->link, SCR_ERROR, ((1 << 16) | (1 << 18))); -+ -+ /* -+ * Clear flag to indicate that we should ignore all PhyRdy -+ * state changes -+ */ -+ hpriv->flags &= ~AHCI_HFLAG_NO_HOTPLUG; -+ -+ /* -+ * Enable interrupts on Phy Ready. -+ */ -+ pp->intr_mask |= PORT_IRQ_PHYRDY; -+ writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); -+ -+ /* -+ * don't change the link pm policy - we can be called -+ * just to turn of link pm temporarily -+ */ -+} -+ -+static int ahci_enable_alpm(struct ata_port *ap, -+ enum link_pm policy) -+{ -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 cmd; -+ struct ahci_port_priv *pp = ap->private_data; -+ u32 asp; -+ -+ /* Make sure the host is capable of link power management */ -+ if (!(hpriv->cap & HOST_CAP_ALPM)) -+ return -EINVAL; -+ -+ switch (policy) { -+ case MAX_PERFORMANCE: -+ case NOT_AVAILABLE: -+ /* -+ * if we came here with NOT_AVAILABLE, -+ * it just means this is the first time we -+ * have tried to enable - default to max performance, -+ * and let the user go to lower power modes on request. -+ */ -+ ahci_disable_alpm(ap); -+ return 0; -+ case MIN_POWER: -+ /* configure HBA to enter SLUMBER */ -+ asp = PORT_CMD_ASP; -+ break; -+ case MEDIUM_POWER: -+ /* configure HBA to enter PARTIAL */ -+ asp = 0; -+ break; -+ default: -+ return -EINVAL; -+ } -+ -+ /* -+ * Disable interrupts on Phy Ready. This keeps us from -+ * getting woken up due to spurious phy ready interrupts -+ * TBD - Hot plug should be done via polling now, is -+ * that even supported? -+ */ -+ pp->intr_mask &= ~PORT_IRQ_PHYRDY; -+ writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); -+ -+ /* -+ * Set a flag to indicate that we should ignore all PhyRdy -+ * state changes since these can happen now whenever we -+ * change link state -+ */ -+ hpriv->flags |= AHCI_HFLAG_NO_HOTPLUG; -+ -+ /* get the existing command bits */ -+ cmd = readl(port_mmio + PORT_CMD); -+ -+ /* -+ * Set ASP based on Policy -+ */ -+ cmd |= asp; -+ -+ /* -+ * Setting this bit will instruct the HBA to aggressively -+ * enter a lower power link state when it's appropriate and -+ * based on the value set above for ASP -+ */ -+ cmd |= PORT_CMD_ALPE; -+ -+ /* write out new cmd value */ -+ writel(cmd, port_mmio + PORT_CMD); -+ cmd = readl(port_mmio + PORT_CMD); -+ -+ /* IPM bits should be set by libata-core */ -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+static void ahci_power_down(struct ata_port *ap) -+{ -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 cmd, scontrol; -+ -+ if (!(hpriv->cap & HOST_CAP_SSS)) -+ return; -+ -+ /* put device into listen mode, first set PxSCTL.DET to 0 */ -+ scontrol = readl(port_mmio + PORT_SCR_CTL); -+ scontrol &= ~0xf; -+ writel(scontrol, port_mmio + PORT_SCR_CTL); -+ -+ /* then set PxCMD.SUD to 0 */ -+ cmd = readl(port_mmio + PORT_CMD) & ~PORT_CMD_ICC_MASK; -+ cmd &= ~PORT_CMD_SPIN_UP; -+ writel(cmd, port_mmio + PORT_CMD); -+} -+#endif -+ -+static void ahci_start_port(struct ata_port *ap) -+{ -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ata_link *link; -+ struct ahci_em_priv *emp; -+ ssize_t rc; -+ int i; -+ -+ /* enable FIS reception */ -+ ahci_start_fis_rx(ap); -+ -+ /* enable DMA */ -+ ahci_start_engine(ap); -+ -+ /* turn on LEDs */ -+ if (ap->flags & ATA_FLAG_EM) { -+ ata_for_each_link(link, ap, EDGE) { -+ emp = &pp->em_priv[link->pmp]; -+ -+ /* EM Transmit bit maybe busy during init */ -+ for (i = 0; i < EM_MAX_RETRY; i++) { -+ rc = ahci_transmit_led_message(ap, -+ emp->led_state, -+ 4); -+ if (rc == -EBUSY) -+ msleep(1); -+ else -+ break; -+ } -+ } -+ } -+ -+ if (ap->flags & ATA_FLAG_SW_ACTIVITY) -+ ata_for_each_link(link, ap, EDGE) -+ ahci_init_sw_activity(link); -+ -+} -+ -+static int ahci_deinit_port(struct ata_port *ap, const char **emsg) -+{ -+ int rc; -+ -+ /* disable DMA */ -+ rc = ahci_stop_engine(ap); -+ if (rc) { -+ *emsg = "failed to stop engine"; -+ return rc; -+ } -+ -+ /* disable FIS reception */ -+ rc = ahci_stop_fis_rx(ap); -+ if (rc) { -+ *emsg = "failed stop FIS RX"; -+ return rc; -+ } -+ -+ return 0; -+} -+ -+static int ahci_reset_controller(struct ata_host *host) -+{ -+#if 0 -+ struct pci_dev *pdev = to_pci_dev(host->dev); -+ struct ahci_host_priv *hpriv = host->private_data; -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ u32 tmp; -+ -+ /* we must be in AHCI mode, before using anything -+ * AHCI-specific, such as HOST_RESET. -+ */ -+ ahci_enable_ahci(mmio); -+ -+ /* global controller reset */ -+ if (!ahci_skip_host_reset) { -+ tmp = readl(mmio + HOST_CTL); -+ if ((tmp & HOST_RESET) == 0) { -+ writel(tmp | HOST_RESET, mmio + HOST_CTL); -+ readl(mmio + HOST_CTL); /* flush */ -+ } -+ -+ /* -+ * to perform host reset, OS should set HOST_RESET -+ * and poll until this bit is read to be "0". -+ * reset must complete within 1 second, or -+ * the hardware should be considered fried. -+ */ -+ tmp = ata_wait_register(mmio + HOST_CTL, HOST_RESET, -+ HOST_RESET, 10, 1000); -+ -+ if (tmp & HOST_RESET) { -+ dev_printk(KERN_ERR, host->dev, -+ "controller reset failed (0x%x)\n", tmp); -+ return -EIO; -+ } -+ -+ /* turn on AHCI mode */ -+ ahci_enable_ahci(mmio); -+ -+ /* Some registers might be cleared on reset. Restore -+ * initial values. -+ */ -+ ahci_restore_initial_config(host); -+ } else -+ dev_printk(KERN_INFO, host->dev, -+ "skipping global host reset\n"); -+ -+#if 0 -+ if (pdev->vendor == PCI_VENDOR_ID_INTEL) { -+ u16 tmp16; -+ -+ /* configure PCS */ -+ pci_read_config_word(pdev, 0x92, &tmp16); -+ if ((tmp16 & hpriv->port_map) != hpriv->port_map) { -+ tmp16 |= hpriv->port_map; -+ pci_write_config_word(pdev, 0x92, tmp16); -+ } -+ } -+#endif -+ -+ return 0; -+} -+ -+static void ahci_sw_activity(struct ata_link *link) -+{ -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; -+ -+ if (!(link->flags & ATA_LFLAG_SW_ACTIVITY)) -+ return; -+ -+ emp->activity++; -+ if (!timer_pending(&emp->timer)) -+ mod_timer(&emp->timer, jiffies + msecs_to_jiffies(10)); -+} -+ -+static void ahci_sw_activity_blink(unsigned long arg) -+{ -+ struct ata_link *link = (struct ata_link *)arg; -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; -+ unsigned long led_message = emp->led_state; -+ u32 activity_led_state; -+ unsigned long flags; -+ -+ led_message &= EM_MSG_LED_VALUE; -+ led_message |= ap->port_no | (link->pmp << 8); -+ -+ /* check to see if we've had activity. If so, -+ * toggle state of LED and reset timer. If not, -+ * turn LED to desired idle state. -+ */ -+ spin_lock_irqsave(ap->lock, flags); -+ if (emp->saved_activity != emp->activity) { -+ emp->saved_activity = emp->activity; -+ /* get the current LED state */ -+ activity_led_state = led_message & EM_MSG_LED_VALUE_ON; -+ -+ if (activity_led_state) -+ activity_led_state = 0; -+ else -+ activity_led_state = 1; -+ -+ /* clear old state */ -+ led_message &= ~EM_MSG_LED_VALUE_ACTIVITY; -+ -+ /* toggle state */ -+ led_message |= (activity_led_state << 16); -+ mod_timer(&emp->timer, jiffies + msecs_to_jiffies(100)); -+ } else { -+ /* switch to idle */ -+ led_message &= ~EM_MSG_LED_VALUE_ACTIVITY; -+ if (emp->blink_policy == BLINK_OFF) -+ led_message |= (1 << 16); -+ } -+ spin_unlock_irqrestore(ap->lock, flags); -+ ahci_transmit_led_message(ap, led_message, 4); -+} -+ -+static void ahci_init_sw_activity(struct ata_link *link) -+{ -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; -+ -+ /* init activity stats, setup timer */ -+ emp->saved_activity = emp->activity = 0; -+ setup_timer(&emp->timer, ahci_sw_activity_blink, (unsigned long)link); -+ -+ /* check our blink policy and set flag for link if it's enabled */ -+ if (emp->blink_policy) -+ link->flags |= ATA_LFLAG_SW_ACTIVITY; -+} -+ -+static int ahci_reset_em(struct ata_host *host) -+{ -+#if 0 -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ u32 em_ctl; -+ -+ em_ctl = readl(mmio + HOST_EM_CTL); -+ if ((em_ctl & EM_CTL_TM) || (em_ctl & EM_CTL_RST)) -+ return -EINVAL; -+ -+ writel(em_ctl | EM_CTL_RST, mmio + HOST_EM_CTL); -+ return 0; -+} -+ -+static ssize_t ahci_transmit_led_message(struct ata_port *ap, u32 state, -+ ssize_t size) -+{ -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ struct ahci_port_priv *pp = ap->private_data; -+#if 0 -+ void __iomem *mmio = ap->host->iomap[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)ap->host->iomap;//[AHCI_BAR]; -+#endif -+ u32 em_ctl; -+ u32 message[] = {0, 0}; -+ unsigned long flags; -+ int pmp; -+ struct ahci_em_priv *emp; -+ -+ /* get the slot number from the message */ -+ pmp = (state & EM_MSG_LED_PMP_SLOT) >> 8; -+ if (pmp < EM_MAX_SLOTS) -+ emp = &pp->em_priv[pmp]; -+ else -+ return -EINVAL; -+ -+ spin_lock_irqsave(ap->lock, flags); -+ -+ /* -+ * if we are still busy transmitting a previous message, -+ * do not allow -+ */ -+ em_ctl = readl(mmio + HOST_EM_CTL); -+ if (em_ctl & EM_CTL_TM) { -+ spin_unlock_irqrestore(ap->lock, flags); -+ return -EBUSY; -+ } -+ -+ /* -+ * create message header - this is all zero except for -+ * the message size, which is 4 bytes. -+ */ -+ message[0] |= (4 << 8); -+ -+ /* ignore 0:4 of byte zero, fill in port info yourself */ -+ message[1] = ((state & ~EM_MSG_LED_HBA_PORT) | ap->port_no); -+ -+ /* write message to EM_LOC */ -+ writel(message[0], mmio + hpriv->em_loc); -+ writel(message[1], mmio + hpriv->em_loc+4); -+ -+ /* save off new led state for port/slot */ -+ emp->led_state = state; -+ -+ /* -+ * tell hardware to transmit the message -+ */ -+ writel(em_ctl | EM_CTL_TM, mmio + HOST_EM_CTL); -+ -+ spin_unlock_irqrestore(ap->lock, flags); -+ return size; -+} -+ -+static ssize_t ahci_led_show(struct ata_port *ap, char *buf) -+{ -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ata_link *link; -+ struct ahci_em_priv *emp; -+ int rc = 0; -+ -+ ata_for_each_link(link, ap, EDGE) { -+ emp = &pp->em_priv[link->pmp]; -+ rc += sprintf(buf, "%lx\n", emp->led_state); -+ } -+ return rc; -+} -+ -+static ssize_t ahci_led_store(struct ata_port *ap, const char *buf, -+ size_t size) -+{ -+ int state; -+ int pmp; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_em_priv *emp; -+ -+ state = simple_strtoul(buf, NULL, 0); -+ -+ /* get the slot number from the message */ -+ pmp = (state & EM_MSG_LED_PMP_SLOT) >> 8; -+ if (pmp < EM_MAX_SLOTS) -+ emp = &pp->em_priv[pmp]; -+ else -+ return -EINVAL; -+ -+ /* mask off the activity bits if we are in sw_activity -+ * mode, user should turn off sw_activity before setting -+ * activity led through em_message -+ */ -+ if (emp->blink_policy) -+ state &= ~EM_MSG_LED_VALUE_ACTIVITY; -+ -+ return ahci_transmit_led_message(ap, state, size); -+} -+ -+static ssize_t ahci_activity_store(struct ata_device *dev, enum sw_activity val) -+{ -+ struct ata_link *link = dev->link; -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; -+ u32 port_led_state = emp->led_state; -+ -+ /* save the desired Activity LED behavior */ -+ if (val == OFF) { -+ /* clear LFLAG */ -+ link->flags &= ~(ATA_LFLAG_SW_ACTIVITY); -+ -+ /* set the LED to OFF */ -+ port_led_state &= EM_MSG_LED_VALUE_OFF; -+ port_led_state |= (ap->port_no | (link->pmp << 8)); -+ ahci_transmit_led_message(ap, port_led_state, 4); -+ } else { -+ link->flags |= ATA_LFLAG_SW_ACTIVITY; -+ if (val == BLINK_OFF) { -+ /* set LED to ON for idle */ -+ port_led_state &= EM_MSG_LED_VALUE_OFF; -+ port_led_state |= (ap->port_no | (link->pmp << 8)); -+ port_led_state |= EM_MSG_LED_VALUE_ON; /* check this */ -+ ahci_transmit_led_message(ap, port_led_state, 4); -+ } -+ } -+ emp->blink_policy = val; -+ return 0; -+} -+ -+static ssize_t ahci_activity_show(struct ata_device *dev, char *buf) -+{ -+ struct ata_link *link = dev->link; -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_em_priv *emp = &pp->em_priv[link->pmp]; -+ -+ /* display the saved value of activity behavior for this -+ * disk. -+ */ -+ return sprintf(buf, "%d\n", emp->blink_policy); -+} -+ -+#if 0 -+static void ahci_port_init(struct pci_dev *pdev, struct ata_port *ap, -+ int port_no, void __iomem *mmio, -+ void __iomem *port_mmio) -+#else -+static void ahci_port_init(struct platform_device *pdev, struct ata_port *ap, -+ int port_no, void __iomem *mmio, -+ void __iomem *port_mmio) -+#endif -+{ -+ const char *emsg = NULL; -+ int rc; -+ u32 tmp; -+ -+ /* make sure port is not active */ -+ rc = ahci_deinit_port(ap, &emsg); -+ if (rc) -+ dev_printk(KERN_WARNING, &pdev->dev, -+ "%s (%d)\n", emsg, rc); -+ -+ /* clear SError */ -+ tmp = readl(port_mmio + PORT_SCR_ERR); -+ VPRINTK("PORT_SCR_ERR 0x%x\n", tmp); -+ writel(tmp, port_mmio + PORT_SCR_ERR); -+ -+ /* clear port IRQ */ -+ tmp = readl(port_mmio + PORT_IRQ_STAT); -+ VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp); -+ if (tmp) -+ writel(tmp, port_mmio + PORT_IRQ_STAT); -+ -+ writel(1 << port_no, mmio + HOST_IRQ_STAT); -+} -+ -+static void ahci_init_controller(struct ata_host *host) -+{ -+ struct ahci_host_priv *hpriv = host->private_data; -+#if 0 -+ struct pci_dev *pdev = to_pci_dev(host->dev); -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ struct platform_device *pdev = to_platform_device(host->dev); -+ void __iomem *mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ int i; -+ void __iomem *port_mmio; -+ u32 tmp; -+ int mv; -+ -+ if (hpriv->flags & AHCI_HFLAG_MV_PATA) { -+#if 0 -+ if (pdev->device == 0x6121) -+ mv = 2; -+ else -+ mv = 4; -+#else -+ mv = 0; -+#endif -+ port_mmio = __ahci_port_base(host, mv); -+ -+ writel(0, port_mmio + PORT_IRQ_MASK); -+ -+ /* clear port IRQ */ -+ tmp = readl(port_mmio + PORT_IRQ_STAT); -+ VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp); -+ if (tmp) -+ writel(tmp, port_mmio + PORT_IRQ_STAT); -+ } -+ -+ /* set Timer 1ms, hclk = 200Mhz */ -+ /* FIXME: Add auto detect function */ -+ printk("CPU clock : %d \n", cns3xxx_cpu_clock()); -+ tmp = readl(mmio + HOST_TIMER1MS); -+ printk("*** Timer 1ms: %d(0x%x) ***\n",tmp,tmp); -+ writel(cns3xxx_cpu_clock()*500, mmio + HOST_TIMER1MS); -+ tmp = readl(mmio + HOST_TIMER1MS); -+ printk("*** Set to: %d(0x%x) ***\n",tmp, tmp); -+ -+ -+ -+ for (i = 0; i < host->n_ports; i++) { -+ struct ata_port *ap = host->ports[i]; -+ -+ port_mmio = ahci_port_base(ap); -+ if (ata_port_is_dummy(ap)) -+ continue; -+ -+ ahci_port_init(pdev, ap, i, mmio, port_mmio); -+ } -+ -+ tmp = readl(mmio + HOST_CTL); -+ VPRINTK("HOST_CTL 0x%x\n", tmp); -+ writel(tmp | HOST_IRQ_EN, mmio + HOST_CTL); -+ tmp = readl(mmio + HOST_CTL); -+ VPRINTK("HOST_CTL 0x%x\n", tmp); -+} -+ -+static void ahci_dev_config(struct ata_device *dev) -+{ -+ struct ahci_host_priv *hpriv = dev->link->ap->host->private_data; -+ -+ if (hpriv->flags & AHCI_HFLAG_SECT255) { -+ dev->max_sectors = 255; -+ ata_dev_printk(dev, KERN_INFO, -+ "SB600 AHCI: limiting to 255 sectors per cmd\n"); -+ } -+} -+ -+static unsigned int ahci_dev_classify(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ata_taskfile tf; -+ u32 tmp; -+ -+ tmp = readl(port_mmio + PORT_SIG); -+ tf.lbah = (tmp >> 24) & 0xff; -+ tf.lbam = (tmp >> 16) & 0xff; -+ tf.lbal = (tmp >> 8) & 0xff; -+ tf.nsect = (tmp) & 0xff; -+ -+ return ata_dev_classify(&tf); -+} -+ -+static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag, -+ u32 opts) -+{ -+ dma_addr_t cmd_tbl_dma; -+ -+ cmd_tbl_dma = pp->cmd_tbl_dma + tag * AHCI_CMD_TBL_SZ; -+ -+#if 0 -+ pp->cmd_slot[tag].opts = cpu_to_le32(opts); -+#else -+ pp->cmd_slot[tag].opts = opts; -+#endif -+ pp->cmd_slot[tag].status = 0; -+#if 0 -+ pp->cmd_slot[tag].tbl_addr = cpu_to_le32(cmd_tbl_dma & 0xffffffff); -+ pp->cmd_slot[tag].tbl_addr_hi = cpu_to_le32((cmd_tbl_dma >> 16) >> 16); -+#else -+ pp->cmd_slot[tag].tbl_addr = cmd_tbl_dma & 0xffffffff; -+ pp->cmd_slot[tag].tbl_addr_hi = (cmd_tbl_dma >> 16) >> 16; -+#endif -+} -+ -+static int ahci_kick_engine(struct ata_port *ap, int force_restart) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF; -+ u32 tmp; -+ int busy, rc; -+ -+ /* do we need to kick the port? */ -+ busy = status & (ATA_BUSY | ATA_DRQ); -+ if (!busy && !force_restart) -+ return 0; -+ -+ /* stop engine */ -+ rc = ahci_stop_engine(ap); -+ if (rc) -+ goto out_restart; -+ -+ /* need to do CLO? */ -+ if (!busy) { -+ rc = 0; -+ goto out_restart; -+ } -+ -+ if (!(hpriv->cap & HOST_CAP_CLO)) { -+ rc = -EOPNOTSUPP; -+ goto out_restart; -+ } -+ -+ /* perform CLO */ -+ tmp = readl(port_mmio + PORT_CMD); -+ tmp |= PORT_CMD_CLO; -+ writel(tmp, port_mmio + PORT_CMD); -+ -+ rc = 0; -+ tmp = ata_wait_register(port_mmio + PORT_CMD, -+ PORT_CMD_CLO, PORT_CMD_CLO, 1, 500); -+ if (tmp & PORT_CMD_CLO) -+ rc = -EIO; -+ -+ /* restart engine */ -+ out_restart: -+ ahci_start_engine(ap); -+ return rc; -+} -+ -+static int ahci_exec_polled_cmd(struct ata_port *ap, int pmp, -+ struct ata_taskfile *tf, int is_cmd, u16 flags, -+ unsigned long timeout_msec) -+{ -+ const u32 cmd_fis_len = 5; /* five dwords */ -+ struct ahci_port_priv *pp = ap->private_data; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u8 *fis = pp->cmd_tbl; -+ u32 tmp; -+ -+ /* prep the command */ -+ ata_tf_to_fis(tf, pmp, is_cmd, fis); -+ ahci_fill_cmd_slot(pp, 0, cmd_fis_len | flags | (pmp << 12)); -+ -+ /* issue & wait */ -+ writel(1, port_mmio + PORT_CMD_ISSUE); -+ -+ if (timeout_msec) { -+ tmp = ata_wait_register(port_mmio + PORT_CMD_ISSUE, 0x1, 0x1, -+ 1, timeout_msec); -+ if (tmp & 0x1) { -+ ahci_kick_engine(ap, 1); -+ return -EBUSY; -+ } -+ } else -+ readl(port_mmio + PORT_CMD_ISSUE); /* flush */ -+ -+ return 0; -+} -+ -+static int ahci_do_softreset(struct ata_link *link, unsigned int *class, -+ int pmp, unsigned long deadline, -+ int (*check_ready)(struct ata_link *link)) -+{ -+ struct ata_port *ap = link->ap; -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ const char *reason = NULL; -+ unsigned long now, msecs; -+ struct ata_taskfile tf; -+ int rc; -+ -+ DPRINTK("ENTER\n"); -+ -+ /* prepare for SRST (AHCI-1.1 10.4.1) */ -+ rc = ahci_kick_engine(ap, 1); -+ if (rc && rc != -EOPNOTSUPP) -+ ata_link_printk(link, KERN_WARNING, -+ "failed to reset engine (errno=%d)\n", rc); -+ -+ ata_tf_init(link->device, &tf); -+ -+ /* issue the first D2H Register FIS */ -+ msecs = 0; -+ now = jiffies; -+ if (time_after(now, deadline)) -+ msecs = jiffies_to_msecs(deadline - now); -+ -+ tf.ctl |= ATA_SRST; -+ if (ahci_exec_polled_cmd(ap, pmp, &tf, 0, -+ AHCI_CMD_RESET | AHCI_CMD_CLR_BUSY, msecs)) { -+ rc = -EIO; -+ reason = "1st FIS failed"; -+ goto fail; -+ } -+ -+ /* spec says at least 5us, but be generous and sleep for 1ms */ -+ msleep(1); -+ -+ /* issue the second D2H Register FIS */ -+ tf.ctl &= ~ATA_SRST; -+ ahci_exec_polled_cmd(ap, pmp, &tf, 0, 0, 0); -+ -+ /* wait for link to become ready */ -+ rc = ata_wait_after_reset(link, deadline, check_ready); -+ if (rc == -EBUSY && hpriv->flags & AHCI_HFLAG_SRST_TOUT_IS_OFFLINE) { -+ /* -+ * Workaround for cases where link online status can't -+ * be trusted. Treat device readiness timeout as link -+ * offline. -+ */ -+ ata_link_printk(link, KERN_INFO, -+ "device not ready, treating as offline\n"); -+ *class = ATA_DEV_NONE; -+ } else if (rc) { -+ /* link occupied, -ENODEV too is an error */ -+ reason = "device not ready"; -+ goto fail; -+ } else -+ *class = ahci_dev_classify(ap); -+ -+ DPRINTK("EXIT, class=%u\n", *class); -+ return 0; -+ -+ fail: -+ ata_link_printk(link, KERN_ERR, "softreset failed (%s)\n", reason); -+ return rc; -+} -+ -+static int ahci_check_ready(struct ata_link *link) -+{ -+ void __iomem *port_mmio = ahci_port_base(link->ap); -+ u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF; -+ -+ return ata_check_ready(status); -+} -+ -+static int ahci_softreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline) -+{ -+ int pmp = sata_srst_pmp(link); -+ -+ DPRINTK("ENTER\n"); -+ -+ return ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready); -+} -+ -+static int ahci_sb600_check_ready(struct ata_link *link) -+{ -+ void __iomem *port_mmio = ahci_port_base(link->ap); -+ u8 status = readl(port_mmio + PORT_TFDATA) & 0xFF; -+ u32 irq_status = readl(port_mmio + PORT_IRQ_STAT); -+ -+ /* -+ * There is no need to check TFDATA if BAD PMP is found due to HW bug, -+ * which can save timeout delay. -+ */ -+ if (irq_status & PORT_IRQ_BAD_PMP) -+ return -EIO; -+ -+ return ata_check_ready(status); -+} -+ -+static int ahci_sb600_softreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline) -+{ -+ struct ata_port *ap = link->ap; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ int pmp = sata_srst_pmp(link); -+ int rc; -+ u32 irq_sts; -+ -+ DPRINTK("ENTER\n"); -+ -+ rc = ahci_do_softreset(link, class, pmp, deadline, -+ ahci_sb600_check_ready); -+ -+ /* -+ * Soft reset fails on some ATI chips with IPMS set when PMP -+ * is enabled but SATA HDD/ODD is connected to SATA port, -+ * do soft reset again to port 0. -+ */ -+ if (rc == -EIO) { -+ irq_sts = readl(port_mmio + PORT_IRQ_STAT); -+ if (irq_sts & PORT_IRQ_BAD_PMP) { -+ ata_link_printk(link, KERN_WARNING, -+ "applying SB600 PMP SRST workaround " -+ "and retrying\n"); -+ rc = ahci_do_softreset(link, class, 0, deadline, -+ ahci_check_ready); -+ } -+ } -+ -+ return rc; -+} -+ -+static int ahci_hardreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline) -+{ -+ const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context); -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; -+ struct ata_taskfile tf; -+ bool online; -+ int rc; -+ -+ DPRINTK("ENTER\n"); -+ -+ ahci_stop_engine(ap); -+ -+ /* clear D2H reception area to properly wait for D2H FIS */ -+ ata_tf_init(link->device, &tf); -+ tf.command = 0x80; -+ ata_tf_to_fis(&tf, 0, 0, d2h_fis); -+ -+ rc = sata_link_hardreset(link, timing, deadline, &online, -+ ahci_check_ready); -+ -+ ahci_start_engine(ap); -+ -+ if (online) -+ *class = ahci_dev_classify(ap); -+ -+ DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class); -+ return rc; -+} -+ -+static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline) -+{ -+ struct ata_port *ap = link->ap; -+ bool online; -+ int rc; -+ -+ DPRINTK("ENTER\n"); -+ -+ ahci_stop_engine(ap); -+ -+ rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), -+ deadline, &online, NULL); -+ -+ ahci_start_engine(ap); -+ -+ DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class); -+ -+ /* vt8251 doesn't clear BSY on signature FIS reception, -+ * request follow-up softreset. -+ */ -+ return online ? -EAGAIN : rc; -+} -+ -+#if 0 -+static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, -+ unsigned long deadline) -+{ -+ struct ata_port *ap = link->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; -+ struct ata_taskfile tf; -+ bool online; -+ int rc; -+ -+ ahci_stop_engine(ap); -+ -+ /* clear D2H reception area to properly wait for D2H FIS */ -+ ata_tf_init(link->device, &tf); -+ tf.command = 0x80; -+ ata_tf_to_fis(&tf, 0, 0, d2h_fis); -+ -+ rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context), -+ deadline, &online, NULL); -+ -+ ahci_start_engine(ap); -+ -+ /* The pseudo configuration device on SIMG4726 attached to -+ * ASUS P5W-DH Deluxe doesn't send signature FIS after -+ * hardreset if no device is attached to the first downstream -+ * port && the pseudo device locks up on SRST w/ PMP==0. To -+ * work around this, wait for !BSY only briefly. If BSY isn't -+ * cleared, perform CLO and proceed to IDENTIFY (achieved by -+ * ATA_LFLAG_NO_SRST and ATA_LFLAG_ASSUME_ATA). -+ * -+ * Wait for two seconds. Devices attached to downstream port -+ * which can't process the following IDENTIFY after this will -+ * have to be reset again. For most cases, this should -+ * suffice while making probing snappish enough. -+ */ -+ if (online) { -+ rc = ata_wait_after_reset(link, jiffies + 2 * HZ, -+ ahci_check_ready); -+ if (rc) -+ ahci_kick_engine(ap, 0); -+ } -+ return rc; -+} -+#endif -+ -+static void ahci_postreset(struct ata_link *link, unsigned int *class) -+{ -+ struct ata_port *ap = link->ap; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 new_tmp, tmp; -+ -+ ata_std_postreset(link, class); -+ -+ /* Make sure port's ATAPI bit is set appropriately */ -+ new_tmp = tmp = readl(port_mmio + PORT_CMD); -+ if (*class == ATA_DEV_ATAPI) -+ new_tmp |= PORT_CMD_ATAPI; -+ else -+ new_tmp &= ~PORT_CMD_ATAPI; -+ if (new_tmp != tmp) { -+ writel(new_tmp, port_mmio + PORT_CMD); -+ readl(port_mmio + PORT_CMD); /* flush */ -+ } -+} -+ -+static unsigned int ahci_fill_sg(struct ata_queued_cmd *qc, void *cmd_tbl) -+{ -+ struct scatterlist *sg; -+ struct ahci_sg *ahci_sg = cmd_tbl + AHCI_CMD_TBL_HDR_SZ; -+ unsigned int si; -+ -+ VPRINTK("ENTER\n"); -+ -+ /* -+ * Next, the S/G list. -+ */ -+ for_each_sg(qc->sg, sg, qc->n_elem, si) { -+ dma_addr_t addr = sg_dma_address(sg); -+ u32 sg_len = sg_dma_len(sg); -+ -+#if 0 -+ ahci_sg[si].addr = cpu_to_le32(addr & 0xffffffff); -+ ahci_sg[si].addr_hi = cpu_to_le32((addr >> 16) >> 16); -+ ahci_sg[si].flags_size = cpu_to_le32(sg_len - 1); -+#else -+ ahci_sg[si].addr = addr & 0xffffffff; -+ ahci_sg[si].addr_hi = (addr >> 16) >> 16; -+ ahci_sg[si].flags_size = sg_len - 1; -+#endif -+ } -+ -+ return si; -+} -+ -+static void ahci_qc_prep(struct ata_queued_cmd *qc) -+{ -+ struct ata_port *ap = qc->ap; -+ struct ahci_port_priv *pp = ap->private_data; -+ int is_atapi = ata_is_atapi(qc->tf.protocol); -+ void *cmd_tbl; -+ u32 opts; -+ const u32 cmd_fis_len = 5; /* five dwords */ -+ unsigned int n_elem; -+ -+ /* -+ * Fill in command table information. First, the header, -+ * a SATA Register - Host to Device command FIS. -+ */ -+ cmd_tbl = pp->cmd_tbl + qc->tag * AHCI_CMD_TBL_SZ; -+ -+ ata_tf_to_fis(&qc->tf, qc->dev->link->pmp, 1, cmd_tbl); -+ if (is_atapi) { -+ memset(cmd_tbl + AHCI_CMD_TBL_CDB, 0, 32); -+ memcpy(cmd_tbl + AHCI_CMD_TBL_CDB, qc->cdb, qc->dev->cdb_len); -+ } -+ -+ n_elem = 0; -+ if (qc->flags & ATA_QCFLAG_DMAMAP) -+ n_elem = ahci_fill_sg(qc, cmd_tbl); -+ -+ /* -+ * Fill in command slot information. -+ */ -+ opts = cmd_fis_len | n_elem << 16 | (qc->dev->link->pmp << 12); -+ if (qc->tf.flags & ATA_TFLAG_WRITE) -+ opts |= AHCI_CMD_WRITE; -+ if (is_atapi) -+ opts |= AHCI_CMD_ATAPI | AHCI_CMD_PREFETCH; -+ -+ ahci_fill_cmd_slot(pp, qc->tag, opts); -+} -+ -+static void ahci_error_intr(struct ata_port *ap, u32 irq_stat) -+{ -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ata_eh_info *host_ehi = &ap->link.eh_info; -+ struct ata_link *link = NULL; -+ struct ata_queued_cmd *active_qc; -+ struct ata_eh_info *active_ehi; -+ u32 serror; -+ -+ /* determine active link */ -+ ata_for_each_link(link, ap, EDGE) -+ if (ata_link_active(link)) -+ break; -+ if (!link) -+ link = &ap->link; -+ -+ active_qc = ata_qc_from_tag(ap, link->active_tag); -+ active_ehi = &link->eh_info; -+ -+ /* record irq stat */ -+ ata_ehi_clear_desc(host_ehi); -+ ata_ehi_push_desc(host_ehi, "irq_stat 0x%08x", irq_stat); -+ -+ /* AHCI needs SError cleared; otherwise, it might lock up */ -+ ahci_scr_read(&ap->link, SCR_ERROR, &serror); -+ ahci_scr_write(&ap->link, SCR_ERROR, serror); -+ host_ehi->serror |= serror; -+ -+ /* some controllers set IRQ_IF_ERR on device errors, ignore it */ -+ if (hpriv->flags & AHCI_HFLAG_IGN_IRQ_IF_ERR) -+ irq_stat &= ~PORT_IRQ_IF_ERR; -+ -+ if (irq_stat & PORT_IRQ_TF_ERR) { -+ /* If qc is active, charge it; otherwise, the active -+ * link. There's no active qc on NCQ errors. It will -+ * be determined by EH by reading log page 10h. -+ */ -+ if (active_qc) -+ active_qc->err_mask |= AC_ERR_DEV; -+ else -+ active_ehi->err_mask |= AC_ERR_DEV; -+ -+ if (hpriv->flags & AHCI_HFLAG_IGN_SERR_INTERNAL) -+ host_ehi->serror &= ~SERR_INTERNAL; -+ } -+ -+ if (irq_stat & PORT_IRQ_UNK_FIS) { -+ u32 *unk = (u32 *)(pp->rx_fis + RX_FIS_UNK); -+ -+ active_ehi->err_mask |= AC_ERR_HSM; -+ active_ehi->action |= ATA_EH_RESET; -+ ata_ehi_push_desc(active_ehi, -+ "unknown FIS %08x %08x %08x %08x" , -+ unk[0], unk[1], unk[2], unk[3]); -+ } -+ -+ if (sata_pmp_attached(ap) && (irq_stat & PORT_IRQ_BAD_PMP)) { -+ active_ehi->err_mask |= AC_ERR_HSM; -+ active_ehi->action |= ATA_EH_RESET; -+ ata_ehi_push_desc(active_ehi, "incorrect PMP"); -+ } -+ -+ if (irq_stat & (PORT_IRQ_HBUS_ERR | PORT_IRQ_HBUS_DATA_ERR)) { -+ host_ehi->err_mask |= AC_ERR_HOST_BUS; -+ host_ehi->action |= ATA_EH_RESET; -+ ata_ehi_push_desc(host_ehi, "host bus error"); -+ } -+ -+ if (irq_stat & PORT_IRQ_IF_ERR) { -+ host_ehi->err_mask |= AC_ERR_ATA_BUS; -+ host_ehi->action |= ATA_EH_RESET; -+ ata_ehi_push_desc(host_ehi, "interface fatal error"); -+ } -+ -+ if (irq_stat & (PORT_IRQ_CONNECT | PORT_IRQ_PHYRDY)) { -+ ata_ehi_hotplugged(host_ehi); -+ ata_ehi_push_desc(host_ehi, "%s", -+ irq_stat & PORT_IRQ_CONNECT ? -+ "connection status changed" : "PHY RDY changed"); -+ } -+ -+ /* okay, let's hand over to EH */ -+ -+ if (irq_stat & PORT_IRQ_FREEZE) -+ ata_port_freeze(ap); -+ else -+ ata_port_abort(ap); -+} -+ -+static void ahci_port_intr(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ata_eh_info *ehi = &ap->link.eh_info; -+ struct ahci_port_priv *pp = ap->private_data; -+ struct ahci_host_priv *hpriv = ap->host->private_data; -+ int resetting = !!(ap->pflags & ATA_PFLAG_RESETTING); -+ u32 status, qc_active; -+ int rc; -+ -+ status = readl(port_mmio + PORT_IRQ_STAT); -+ writel(status, port_mmio + PORT_IRQ_STAT); -+ -+ /* ignore BAD_PMP while resetting */ -+ if (unlikely(resetting)) -+ status &= ~PORT_IRQ_BAD_PMP; -+ -+ /* If we are getting PhyRdy, this is -+ * just a power state change, we should -+ * clear out this, plus the PhyRdy/Comm -+ * Wake bits from Serror -+ */ -+ if ((hpriv->flags & AHCI_HFLAG_NO_HOTPLUG) && -+ (status & PORT_IRQ_PHYRDY)) { -+ status &= ~PORT_IRQ_PHYRDY; -+ ahci_scr_write(&ap->link, SCR_ERROR, ((1 << 16) | (1 << 18))); -+ } -+ -+ if (unlikely(status & PORT_IRQ_ERROR)) { -+ ahci_error_intr(ap, status); -+ return; -+ } -+ -+ if (status & PORT_IRQ_SDB_FIS) { -+ /* If SNotification is available, leave notification -+ * handling to sata_async_notification(). If not, -+ * emulate it by snooping SDB FIS RX area. -+ * -+ * Snooping FIS RX area is probably cheaper than -+ * poking SNotification but some constrollers which -+ * implement SNotification, ICH9 for example, don't -+ * store AN SDB FIS into receive area. -+ */ -+ if (hpriv->cap & HOST_CAP_SNTF) -+ sata_async_notification(ap); -+ else { -+ /* If the 'N' bit in word 0 of the FIS is set, -+ * we just received asynchronous notification. -+ * Tell libata about it. -+ */ -+ const __le32 *f = pp->rx_fis + RX_FIS_SDB; -+#if 0 -+ u32 f0 = le32_to_cpu(f[0]); -+#else -+ u32 f0 = f[0]; -+#endif -+ -+ if (f0 & (1 << 15)) -+ sata_async_notification(ap); -+ } -+ } -+ -+ /* pp->active_link is valid iff any command is in flight */ -+ if (ap->qc_active && pp->active_link->sactive) -+ qc_active = readl(port_mmio + PORT_SCR_ACT); -+ else -+ qc_active = readl(port_mmio + PORT_CMD_ISSUE); -+ -+ rc = ata_qc_complete_multiple(ap, qc_active); -+ -+ /* while resetting, invalid completions are expected */ -+ if (unlikely(rc < 0 && !resetting)) { -+ ehi->err_mask |= AC_ERR_HSM; -+ ehi->action |= ATA_EH_RESET; -+ ata_port_freeze(ap); -+ } -+} -+ -+static irqreturn_t ahci_interrupt(int irq, void *dev_instance) -+{ -+ struct ata_host *host = dev_instance; -+ struct ahci_host_priv *hpriv; -+ unsigned int i, handled = 0; -+ void __iomem *mmio; -+ u32 irq_stat, irq_masked; -+ -+ VPRINTK("ENTER\n"); -+ -+ hpriv = host->private_data; -+#if 0 -+ mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ -+ /* sigh. 0xffffffff is a valid return from h/w */ -+ irq_stat = readl(mmio + HOST_IRQ_STAT); -+ if (!irq_stat) -+ return IRQ_NONE; -+ -+ irq_masked = irq_stat & hpriv->port_map; -+ -+ spin_lock(&host->lock); -+ -+ for (i = 0; i < host->n_ports; i++) { -+ struct ata_port *ap; -+ -+ if (!(irq_masked & (1 << i))) -+ continue; -+ -+ ap = host->ports[i]; -+ if (ap) { -+ ahci_port_intr(ap); -+ VPRINTK("port %u\n", i); -+ } else { -+ VPRINTK("port %u (no irq)\n", i); -+ if (ata_ratelimit()) -+ dev_printk(KERN_WARNING, host->dev, -+ "interrupt on disabled port %u\n", i); -+ } -+ -+ handled = 1; -+ } -+ -+ /* HOST_IRQ_STAT behaves as level triggered latch meaning that -+ * it should be cleared after all the port events are cleared; -+ * otherwise, it will raise a spurious interrupt after each -+ * valid one. Please read section 10.6.2 of ahci 1.1 for more -+ * information. -+ * -+ * Also, use the unmasked value to clear interrupt as spurious -+ * pending event on a dummy port might cause screaming IRQ. -+ */ -+ writel(irq_stat, mmio + HOST_IRQ_STAT); -+ -+ spin_unlock(&host->lock); -+ -+ VPRINTK("EXIT\n"); -+ -+ return IRQ_RETVAL(handled); -+} -+ -+static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc) -+{ -+ struct ata_port *ap = qc->ap; -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ahci_port_priv *pp = ap->private_data; -+ -+ /* Keep track of the currently active link. It will be used -+ * in completion path to determine whether NCQ phase is in -+ * progress. -+ */ -+ pp->active_link = qc->dev->link; -+ -+ if (qc->tf.protocol == ATA_PROT_NCQ) -+ writel(1 << qc->tag, port_mmio + PORT_SCR_ACT); -+ writel(1 << qc->tag, port_mmio + PORT_CMD_ISSUE); -+ -+ ahci_sw_activity(qc->dev->link); -+ -+ return 0; -+} -+ -+static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc) -+{ -+ struct ahci_port_priv *pp = qc->ap->private_data; -+ u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; -+ -+ ata_tf_from_fis(d2h_fis, &qc->result_tf); -+ return true; -+} -+ -+static void ahci_freeze(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ -+ /* turn IRQ off */ -+ writel(0, port_mmio + PORT_IRQ_MASK); -+} -+ -+static void ahci_thaw(struct ata_port *ap) -+{ -+#if 0 -+ void __iomem *mmio = ap->host->iomap[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)ap->host->iomap;//[AHCI_BAR]; -+#endif -+ void __iomem *port_mmio = ahci_port_base(ap); -+ u32 tmp; -+ struct ahci_port_priv *pp = ap->private_data; -+ -+ /* clear IRQ */ -+ tmp = readl(port_mmio + PORT_IRQ_STAT); -+ writel(tmp, port_mmio + PORT_IRQ_STAT); -+ writel(1 << ap->port_no, mmio + HOST_IRQ_STAT); -+ -+ /* turn IRQ back on */ -+ writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); -+} -+ -+static void ahci_error_handler(struct ata_port *ap) -+{ -+ if (!(ap->pflags & ATA_PFLAG_FROZEN)) { -+ /* restart engine */ -+ ahci_stop_engine(ap); -+ ahci_start_engine(ap); -+ } -+ -+ sata_pmp_error_handler(ap); -+} -+ -+static void ahci_post_internal_cmd(struct ata_queued_cmd *qc) -+{ -+ struct ata_port *ap = qc->ap; -+ -+ /* make DMA engine forget about the failed command */ -+ if (qc->flags & ATA_QCFLAG_FAILED) -+ ahci_kick_engine(ap, 1); -+} -+ -+static void ahci_pmp_attach(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ahci_port_priv *pp = ap->private_data; -+ u32 cmd; -+ -+ cmd = readl(port_mmio + PORT_CMD); -+ cmd |= PORT_CMD_PMP; -+ writel(cmd, port_mmio + PORT_CMD); -+ -+ pp->intr_mask |= PORT_IRQ_BAD_PMP; -+ writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); -+} -+ -+static void ahci_pmp_detach(struct ata_port *ap) -+{ -+ void __iomem *port_mmio = ahci_port_base(ap); -+ struct ahci_port_priv *pp = ap->private_data; -+ u32 cmd; -+ -+ cmd = readl(port_mmio + PORT_CMD); -+ cmd &= ~PORT_CMD_PMP; -+ writel(cmd, port_mmio + PORT_CMD); -+ -+ pp->intr_mask &= ~PORT_IRQ_BAD_PMP; -+ writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); -+} -+ -+static int ahci_port_resume(struct ata_port *ap) -+{ -+ ahci_power_up(ap); -+ ahci_start_port(ap); -+ -+ if (sata_pmp_attached(ap)) -+ ahci_pmp_attach(ap); -+ else -+ ahci_pmp_detach(ap); -+ -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg) -+{ -+ const char *emsg = NULL; -+ int rc; -+ -+ rc = ahci_deinit_port(ap, &emsg); -+ if (rc == 0) -+ ahci_power_down(ap); -+ else { -+ ata_port_printk(ap, KERN_ERR, "%s (%d)\n", emsg, rc); -+ ahci_start_port(ap); -+ } -+ -+ return rc; -+} -+ -+static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg) -+{ -+ struct ata_host *host = dev_get_drvdata(&pdev->dev); -+ struct ahci_host_priv *hpriv = host->private_data; -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+ u32 ctl; -+ -+ if (mesg.event & PM_EVENT_SUSPEND && -+ hpriv->flags & AHCI_HFLAG_NO_SUSPEND) { -+ dev_printk(KERN_ERR, &pdev->dev, -+ "BIOS update required for suspend/resume\n"); -+ return -EIO; -+ } -+ -+ if (mesg.event & PM_EVENT_SLEEP) { -+ /* AHCI spec rev1.1 section 8.3.3: -+ * Software must disable interrupts prior to requesting a -+ * transition of the HBA to D3 state. -+ */ -+ ctl = readl(mmio + HOST_CTL); -+ ctl &= ~HOST_IRQ_EN; -+ writel(ctl, mmio + HOST_CTL); -+ readl(mmio + HOST_CTL); /* flush */ -+ } -+ -+ return ata_pci_device_suspend(pdev, mesg); -+} -+ -+static int ahci_pci_device_resume(struct pci_dev *pdev) -+{ -+ struct ata_host *host = dev_get_drvdata(&pdev->dev); -+ int rc; -+ -+ rc = ata_pci_device_do_resume(pdev); -+ if (rc) -+ return rc; -+ -+ if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) { -+ rc = ahci_reset_controller(host); -+ if (rc) -+ return rc; -+ -+ ahci_init_controller(host); -+ } -+ -+ ata_host_resume(host); -+ -+ return 0; -+} -+#endif -+ -+static int ahci_port_start(struct ata_port *ap) -+{ -+ struct device *dev = ap->host->dev; -+ struct ahci_port_priv *pp; -+ void *mem; -+ dma_addr_t mem_dma; -+ -+ pp = devm_kzalloc(dev, sizeof(*pp), GFP_KERNEL); -+ if (!pp) -+ return -ENOMEM; -+ -+ mem = dmam_alloc_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma, -+ GFP_KERNEL); -+ if (!mem) -+ return -ENOMEM; -+ memset(mem, 0, AHCI_PORT_PRIV_DMA_SZ); -+ -+ /* -+ * First item in chunk of DMA memory: 32-slot command table, -+ * 32 bytes each in size -+ */ -+ pp->cmd_slot = mem; -+ pp->cmd_slot_dma = mem_dma; -+ -+ mem += AHCI_CMD_SLOT_SZ; -+ mem_dma += AHCI_CMD_SLOT_SZ; -+ -+ /* -+ * Second item: Received-FIS area -+ */ -+ pp->rx_fis = mem; -+ pp->rx_fis_dma = mem_dma; -+ -+ mem += AHCI_RX_FIS_SZ; -+ mem_dma += AHCI_RX_FIS_SZ; -+ -+ /* -+ * Third item: data area for storing a single command -+ * and its scatter-gather table -+ */ -+ pp->cmd_tbl = mem; -+ pp->cmd_tbl_dma = mem_dma; -+ -+ /* -+ * Save off initial list of interrupts to be enabled. -+ * This could be changed later -+ */ -+ pp->intr_mask = DEF_PORT_IRQ; -+ -+ ap->private_data = pp; -+ -+ /* engage engines, captain */ -+ return ahci_port_resume(ap); -+} -+ -+static void ahci_port_stop(struct ata_port *ap) -+{ -+ const char *emsg = NULL; -+ int rc; -+ -+ /* de-initialize port */ -+ rc = ahci_deinit_port(ap, &emsg); -+ if (rc) -+ ata_port_printk(ap, KERN_WARNING, "%s (%d)\n", emsg, rc); -+} -+ -+#if 0 -+static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac) -+{ -+ int rc; -+ -+ if (using_dac && -+ !pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) { -+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); -+ if (rc) { -+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); -+ if (rc) { -+ dev_printk(KERN_ERR, &pdev->dev, -+ "64-bit DMA enable failed\n"); -+ return rc; -+ } -+ } -+ } else { -+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); -+ if (rc) { -+ dev_printk(KERN_ERR, &pdev->dev, -+ "32-bit DMA enable failed\n"); -+ return rc; -+ } -+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); -+ if (rc) { -+ dev_printk(KERN_ERR, &pdev->dev, -+ "32-bit consistent DMA enable failed\n"); -+ return rc; -+ } -+ } -+ return 0; -+} -+#endif -+ -+static void ahci_print_info(struct ata_host *host) -+{ -+ struct ahci_host_priv *hpriv = host->private_data; -+#if 0 -+ struct pci_dev *pdev = to_pci_dev(host->dev); -+ void __iomem *mmio = host->iomap[AHCI_PCI_BAR]; -+#else -+ struct platform_device *pdev = to_platform_device(host->dev); -+ void __iomem *mmio = (void __iomem *)host->iomap;//[AHCI_BAR]; -+#endif -+ u32 vers, cap, impl, speed; -+ const char *speed_s; -+#if 0 -+ u16 cc; -+#endif -+ const char *scc_s; -+ -+ vers = readl(mmio + HOST_VERSION); -+ cap = hpriv->cap; -+ impl = hpriv->port_map; -+ -+ speed = (cap >> 20) & 0xf; -+ if (speed == 1) -+ speed_s = "1.5"; -+ else if (speed == 2) -+ speed_s = "3"; -+ else if (speed == 3) -+ speed_s = "6"; -+ else -+ speed_s = "?"; -+ -+#if 0 -+ pci_read_config_word(pdev, 0x0a, &cc); -+ if (cc == PCI_CLASS_STORAGE_IDE) -+ scc_s = "IDE"; -+ else if (cc == PCI_CLASS_STORAGE_SATA) -+ scc_s = "SATA"; -+ else if (cc == PCI_CLASS_STORAGE_RAID) -+ scc_s = "RAID"; -+ else -+ scc_s = "unknown"; -+#else -+ scc_s = "SATA"; -+#endif -+ -+ dev_printk(KERN_INFO, &pdev->dev, -+ "AHCI %02x%02x.%02x%02x " -+ "%u slots %u ports %s Gbps 0x%x impl %s mode\n" -+ , -+ -+ (vers >> 24) & 0xff, -+ (vers >> 16) & 0xff, -+ (vers >> 8) & 0xff, -+ vers & 0xff, -+ -+ ((cap >> 8) & 0x1f) + 1, -+ (cap & 0x1f) + 1, -+ speed_s, -+ impl, -+ scc_s); -+ -+ dev_printk(KERN_INFO, &pdev->dev, -+ "flags: " -+ "%s%s%s%s%s%s%s" -+ "%s%s%s%s%s%s%s" -+ "%s\n" -+ , -+ -+ cap & (1 << 31) ? "64bit " : "", -+ cap & (1 << 30) ? "ncq " : "", -+ cap & (1 << 29) ? "sntf " : "", -+ cap & (1 << 28) ? "ilck " : "", -+ cap & (1 << 27) ? "stag " : "", -+ cap & (1 << 26) ? "pm " : "", -+ cap & (1 << 25) ? "led " : "", -+ -+ cap & (1 << 24) ? "clo " : "", -+ cap & (1 << 19) ? "nz " : "", -+ cap & (1 << 18) ? "only " : "", -+ cap & (1 << 17) ? "pmp " : "", -+ cap & (1 << 15) ? "pio " : "", -+ cap & (1 << 14) ? "slum " : "", -+ cap & (1 << 13) ? "part " : "", -+ cap & (1 << 6) ? "ems ": "" -+ ); -+} -+ -+#if 0 -+/* On ASUS P5W DH Deluxe, the second port of PCI device 00:1f.2 is -+ * hardwired to on-board SIMG 4726. The chipset is ICH8 and doesn't -+ * support PMP and the 4726 either directly exports the device -+ * attached to the first downstream port or acts as a hardware storage -+ * controller and emulate a single ATA device (can be RAID 0/1 or some -+ * other configuration). -+ * -+ * When there's no device attached to the first downstream port of the -+ * 4726, "Config Disk" appears, which is a pseudo ATA device to -+ * configure the 4726. However, ATA emulation of the device is very -+ * lame. It doesn't send signature D2H Reg FIS after the initial -+ * hardreset, pukes on SRST w/ PMP==0 and has bunch of other issues. -+ * -+ * The following function works around the problem by always using -+ * hardreset on the port and not depending on receiving signature FIS -+ * afterward. If signature FIS isn't received soon, ATA class is -+ * assumed without follow-up softreset. -+ */ -+static void ahci_p5wdh_workaround(struct ata_host *host) -+{ -+ static struct dmi_system_id sysids[] = { -+ { -+ .ident = "P5W DH Deluxe", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, -+ "ASUSTEK COMPUTER INC"), -+ DMI_MATCH(DMI_PRODUCT_NAME, "P5W DH Deluxe"), -+ }, -+ }, -+ { } -+ }; -+ struct pci_dev *pdev = to_pci_dev(host->dev); -+ -+ if (pdev->bus->number == 0 && pdev->devfn == PCI_DEVFN(0x1f, 2) && -+ dmi_check_system(sysids)) { -+ struct ata_port *ap = host->ports[1]; -+ -+ dev_printk(KERN_INFO, &pdev->dev, "enabling ASUS P5W DH " -+ "Deluxe on-board SIMG4726 workaround\n"); -+ -+ ap->ops = &ahci_p5wdh_ops; -+ ap->link.flags |= ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA; -+ } -+} -+ -+/* -+ * SB600 ahci controller on ASUS M2A-VM can't do 64bit DMA with older -+ * BIOS. The oldest version known to be broken is 0901 and working is -+ * 1501 which was released on 2007-10-26. Force 32bit DMA on anything -+ * older than 1501. Please read bko#9412 for more info. -+ */ -+static bool ahci_asus_m2a_vm_32bit_only(struct pci_dev *pdev) -+{ -+ static const struct dmi_system_id sysids[] = { -+ { -+ .ident = "ASUS M2A-VM", -+ .matches = { -+ DMI_MATCH(DMI_BOARD_VENDOR, -+ "ASUSTeK Computer INC."), -+ DMI_MATCH(DMI_BOARD_NAME, "M2A-VM"), -+ }, -+ }, -+ { } -+ }; -+ const char *cutoff_mmdd = "10/26"; -+ const char *date; -+ int year; -+ -+ if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) || -+ !dmi_check_system(sysids)) -+ return false; -+ -+ /* -+ * Argh.... both version and date are free form strings. -+ * Let's hope they're using the same date format across -+ * different versions. -+ */ -+ date = dmi_get_system_info(DMI_BIOS_DATE); -+ year = dmi_get_year(DMI_BIOS_DATE); -+ if (date && strlen(date) >= 10 && date[2] == '/' && date[5] == '/' && -+ (year > 2007 || -+ (year == 2007 && strncmp(date, cutoff_mmdd, 5) >= 0))) -+ return false; -+ -+ dev_printk(KERN_WARNING, &pdev->dev, "ASUS M2A-VM: BIOS too old, " -+ "forcing 32bit DMA, update BIOS\n"); -+ -+ return true; -+} -+ -+static bool ahci_broken_system_poweroff(struct pci_dev *pdev) -+{ -+ static const struct dmi_system_id broken_systems[] = { -+ { -+ .ident = "HP Compaq nx6310", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), -+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq nx6310"), -+ }, -+ /* PCI slot number of the controller */ -+ .driver_data = (void *)0x1FUL, -+ }, -+ { -+ .ident = "HP Compaq 6720s", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), -+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6720s"), -+ }, -+ /* PCI slot number of the controller */ -+ .driver_data = (void *)0x1FUL, -+ }, -+ -+ { } /* terminate list */ -+ }; -+ const struct dmi_system_id *dmi = dmi_first_match(broken_systems); -+ -+ if (dmi) { -+ unsigned long slot = (unsigned long)dmi->driver_data; -+ /* apply the quirk only to on-board controllers */ -+ return slot == PCI_SLOT(pdev->devfn); -+ } -+ -+ return false; -+} -+ -+static bool ahci_broken_suspend(struct pci_dev *pdev) -+{ -+ static const struct dmi_system_id sysids[] = { -+ /* -+ * On HP dv[4-6] and HDX18 with earlier BIOSen, link -+ * to the harddisk doesn't become online after -+ * resuming from STR. Warn and fail suspend. -+ */ -+ { -+ .ident = "dv4", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), -+ DMI_MATCH(DMI_PRODUCT_NAME, -+ "HP Pavilion dv4 Notebook PC"), -+ }, -+ .driver_data = "F.30", /* cutoff BIOS version */ -+ }, -+ { -+ .ident = "dv5", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), -+ DMI_MATCH(DMI_PRODUCT_NAME, -+ "HP Pavilion dv5 Notebook PC"), -+ }, -+ .driver_data = "F.16", /* cutoff BIOS version */ -+ }, -+ { -+ .ident = "dv6", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), -+ DMI_MATCH(DMI_PRODUCT_NAME, -+ "HP Pavilion dv6 Notebook PC"), -+ }, -+ .driver_data = "F.21", /* cutoff BIOS version */ -+ }, -+ { -+ .ident = "HDX18", -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), -+ DMI_MATCH(DMI_PRODUCT_NAME, -+ "HP HDX18 Notebook PC"), -+ }, -+ .driver_data = "F.23", /* cutoff BIOS version */ -+ }, -+ { } /* terminate list */ -+ }; -+ const struct dmi_system_id *dmi = dmi_first_match(sysids); -+ const char *ver; -+ -+ if (!dmi || pdev->bus->number || pdev->devfn != PCI_DEVFN(0x1f, 2)) -+ return false; -+ -+ ver = dmi_get_system_info(DMI_BIOS_VERSION); -+ -+ return !ver || strcmp(ver, dmi->driver_data) < 0; -+} -+ -+static bool ahci_broken_online(struct pci_dev *pdev) -+{ -+#define ENCODE_BUSDEVFN(bus, slot, func) \ -+ (void *)(unsigned long)(((bus) << 8) | PCI_DEVFN((slot), (func))) -+ static const struct dmi_system_id sysids[] = { -+ /* -+ * There are several gigabyte boards which use -+ * SIMG5723s configured as hardware RAID. Certain -+ * 5723 firmware revisions shipped there keep the link -+ * online but fail to answer properly to SRST or -+ * IDENTIFY when no device is attached downstream -+ * causing libata to retry quite a few times leading -+ * to excessive detection delay. -+ * -+ * As these firmwares respond to the second reset try -+ * with invalid device signature, considering unknown -+ * sig as offline works around the problem acceptably. -+ */ -+ { -+ .ident = "EP45-DQ6", -+ .matches = { -+ DMI_MATCH(DMI_BOARD_VENDOR, -+ "Gigabyte Technology Co., Ltd."), -+ DMI_MATCH(DMI_BOARD_NAME, "EP45-DQ6"), -+ }, -+ .driver_data = ENCODE_BUSDEVFN(0x0a, 0x00, 0), -+ }, -+ { -+ .ident = "EP45-DS5", -+ .matches = { -+ DMI_MATCH(DMI_BOARD_VENDOR, -+ "Gigabyte Technology Co., Ltd."), -+ DMI_MATCH(DMI_BOARD_NAME, "EP45-DS5"), -+ }, -+ .driver_data = ENCODE_BUSDEVFN(0x03, 0x00, 0), -+ }, -+ { } /* terminate list */ -+ }; -+#undef ENCODE_BUSDEVFN -+ const struct dmi_system_id *dmi = dmi_first_match(sysids); -+ unsigned int val; -+ -+ if (!dmi) -+ return false; -+ -+ val = (unsigned long)dmi->driver_data; -+ -+ return pdev->bus->number == (val >> 8) && pdev->devfn == (val & 0xff); -+} -+ -+#endif -+static int ahci_remove(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ struct ata_host *host = dev_get_drvdata(dev); -+ -+ ata_host_detach(host); -+ return 0; -+} -+ -+#if 0 -+static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) -+#else -+static int __init ahci_probe(struct platform_device *pdev) -+#endif -+{ -+ static int printed_version; -+#if 0 -+ unsigned int board_id = ent->driver_data; -+ struct ata_port_info pi = ahci_port_info[board_id]; -+#else -+ struct ata_port_info pi = ahci_port_info[board_ahci]; -+#endif -+ const struct ata_port_info *ppi[] = { &pi, NULL }; -+ struct device *dev = &pdev->dev; -+ struct ahci_host_priv *hpriv; -+ struct ata_host *host; -+ int n_ports, i, rc; -+ struct resource *res; -+ u8 *base = NULL; -+ -+ VPRINTK("ENTER\n"); -+ -+ WARN_ON(ATA_MAX_QUEUE > AHCI_MAX_CMDS); -+ -+ if (!printed_version++) -+ dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n"); -+ -+#if 0 -+ /* The AHCI driver can only drive the SATA ports, the PATA driver -+ can drive them all so if both drivers are selected make sure -+ AHCI stays out of the way */ -+ if (pdev->vendor == PCI_VENDOR_ID_MARVELL && !marvell_enable) -+ return -ENODEV; -+ -+ /* acquire resources */ -+ rc = pcim_enable_device(pdev); -+ if (rc) -+ return rc; -+ -+ /* AHCI controllers often implement SFF compatible interface. -+ * Grab all PCI BARs just in case. -+ */ -+ rc = pcim_iomap_regions_request_all(pdev, 1 << AHCI_PCI_BAR, DRV_NAME); -+ if (rc == -EBUSY) -+ pcim_pin_device(pdev); -+ if (rc) -+ return rc; -+ -+ if (pdev->vendor == PCI_VENDOR_ID_INTEL && -+ (pdev->device == 0x2652 || pdev->device == 0x2653)) { -+ u8 map; -+ -+ /* ICH6s share the same PCI ID for both piix and ahci -+ * modes. Enabling ahci mode while MAP indicates -+ * combined mode is a bad idea. Yield to ata_piix. -+ */ -+ pci_read_config_byte(pdev, ICH_MAP, &map); -+ if (map & 0x3) { -+ dev_printk(KERN_INFO, &pdev->dev, "controller is in " -+ "combined mode, can't enable AHCI mode\n"); -+ return -ENODEV; -+ } -+ } -+#endif -+ -+ hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL); -+ if (!hpriv) -+ return -ENOMEM; -+ hpriv->flags |= (unsigned long)pi.private_data; -+ -+#if 0 -+ /* MCP65 revision A1 and A2 can't do MSI */ -+ if (board_id == board_ahci_mcp65 && -+ (pdev->revision == 0xa1 || pdev->revision == 0xa2)) -+ hpriv->flags |= AHCI_HFLAG_NO_MSI; -+ -+ /* SB800 does NOT need the workaround to ignore SERR_INTERNAL */ -+ if (board_id == board_ahci_sb700 && pdev->revision >= 0x40) -+ hpriv->flags &= ~AHCI_HFLAG_IGN_SERR_INTERNAL; -+ -+ /* apply ASUS M2A_VM quirk */ -+ if (ahci_asus_m2a_vm_32bit_only(pdev)) -+ hpriv->flags |= AHCI_HFLAG_32BIT_ONLY; -+ -+ if (!(hpriv->flags & AHCI_HFLAG_NO_MSI)) -+ pci_enable_msi(pdev); -+#endif -+ -+ /* Cavium CNS3XXX Initial */ -+ /* Get SATA register base address */ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(&pdev->dev, "no reg addr\n"); -+ return -ENODEV; -+ } -+ -+ /* ioremap SATA registers */ -+ base = devm_ioremap(&pdev->dev, res->start, res->end - res->start + 1); -+ -+ if (!base) { -+ dev_err(&pdev->dev, "ioremap failed for 0x%x\n", res->start); -+ return -ENODEV; -+ } -+ -+#if 0 -+ /* reset PHY test chip */ -+ printk("*** Reset PHY ***\n"); -+ CNS3XXX_MISC_REGISTER |= 0xF; -+ mdelay(100); -+ -+ printk("%s %d, base:0x%x\n",__FUNCTION__,__LINE__,(u32)base); -+ -+ /* set PI first */ -+ printk("*** Manually set PI ***\n"); -+ writel(0x1, (void __iomem *)base + HOST_PORTS_IMPL); -+ printk("*** Now PI is: 0x%x ***\n",readl((void __iomem *)base + HOST_PORTS_IMPL)); -+#endif -+ -+ -+ -+ -+ /* save initial config */ -+#if 0 -+ ahci_save_initial_config(pdev, hpriv); -+#else -+ ahci_save_initial_config(pdev, hpriv, base); -+#endif -+ -+ /* prepare host */ -+ if (hpriv->cap & HOST_CAP_NCQ) -+ pi.flags |= ATA_FLAG_NCQ; -+ -+ if (hpriv->cap & HOST_CAP_PMP) -+ pi.flags |= ATA_FLAG_PMP; -+ -+ if (ahci_em_messages && (hpriv->cap & HOST_CAP_EMS)) { -+ u8 messages; -+#if 0 -+ void __iomem *mmio = pcim_iomap_table(pdev)[AHCI_PCI_BAR]; -+#else -+ void __iomem *mmio = (void __iomem *)base; -+#endif -+ u32 em_loc = readl(mmio + HOST_EM_LOC); -+ u32 em_ctl = readl(mmio + HOST_EM_CTL); -+ -+ messages = (em_ctl & EM_CTRL_MSG_TYPE) >> 16; -+ -+ /* we only support LED message type right now */ -+ if ((messages & 0x01) && (ahci_em_messages == 1)) { -+ /* store em_loc */ -+ hpriv->em_loc = ((em_loc >> 16) * 4); -+ pi.flags |= ATA_FLAG_EM; -+ if (!(em_ctl & EM_CTL_ALHD)) -+ pi.flags |= ATA_FLAG_SW_ACTIVITY; -+ } -+ } -+ -+#if 0 -+ if (ahci_broken_system_poweroff(pdev)) { -+ pi.flags |= ATA_FLAG_NO_POWEROFF_SPINDOWN; -+ dev_info(&pdev->dev, -+ "quirky BIOS, skipping spindown on poweroff\n"); -+ } -+ -+ if (ahci_broken_suspend(pdev)) { -+ hpriv->flags |= AHCI_HFLAG_NO_SUSPEND; -+ dev_printk(KERN_WARNING, &pdev->dev, -+ "BIOS update required for suspend/resume\n"); -+ } -+ -+ if (ahci_broken_online(pdev)) { -+ hpriv->flags |= AHCI_HFLAG_SRST_TOUT_IS_OFFLINE; -+ dev_info(&pdev->dev, -+ "online status unreliable, applying workaround\n"); -+ } -+#endif -+ -+ /* CAP.NP sometimes indicate the index of the last enabled -+ * port, at other times, that of the last possible port, so -+ * determining the maximum port number requires looking at -+ * both CAP.NP and port_map. -+ */ -+ n_ports = max(ahci_nr_ports(hpriv->cap), fls(hpriv->port_map)); -+ -+ host = ata_host_alloc_pinfo(&pdev->dev, ppi, n_ports); -+ if (!host) -+ return -ENOMEM; -+#if 0 -+ host->iomap = pcim_iomap_table(pdev); -+#else -+ host->iomap = (void __iomem *)base; -+#endif -+ host->private_data = hpriv; -+ -+ if (!(hpriv->cap & HOST_CAP_SSS) || ahci_ignore_sss) -+ host->flags |= ATA_HOST_PARALLEL_SCAN; -+ else -+ printk(KERN_INFO "ahci: SSS flag set, parallel bus scan disabled\n"); -+ -+ if (pi.flags & ATA_FLAG_EM) -+ ahci_reset_em(host); -+ -+ for (i = 0; i < host->n_ports; i++) { -+ struct ata_port *ap = host->ports[i]; -+ -+#if 0 -+ ata_port_pbar_desc(ap, AHCI_PCI_BAR, -1, "abar"); -+ ata_port_pbar_desc(ap, AHCI_PCI_BAR, -+ 0x100 + ap->port_no * 0x80, "port"); -+#else -+ ata_port_desc(ap, "%s %s%llu@0x%llx", "ahci bar", "m", -+ (long long)(res->end - res->start) + 1, (long long)res->start); -+ ata_port_desc(ap, "%s 0x%llx", "port", -+ (long long)res->start + 0x100 + ap->port_no * 0x80); -+#endif -+ -+ /* set initial link pm policy */ -+ ap->pm_policy = NOT_AVAILABLE; -+ -+ /* set enclosure management message type */ -+ if (ap->flags & ATA_FLAG_EM) -+ ap->em_message_type = ahci_em_messages; -+ -+ -+ /* disabled/not-implemented port */ -+ if (!(hpriv->port_map & (1 << i))) -+ ap->ops = &ata_dummy_port_ops; -+ } -+ -+#if 0 -+ /* apply workaround for ASUS P5W DH Deluxe mainboard */ -+ ahci_p5wdh_workaround(host); -+ -+ /* initialize adapter */ -+ rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64); -+ if (rc) -+ return rc; -+#endif -+ -+ rc = ahci_reset_controller(host); -+ if (rc) -+ return rc; -+ -+ ahci_init_controller(host); -+ ahci_print_info(host); -+ -+#if 0 -+ pci_set_master(pdev); -+#endif -+ -+ -+ -+#if 0 -+ return ata_host_activate(host, pdev->irq, ahci_interrupt, IRQF_SHARED, -+ &ahci_sht); -+#else -+ /* Get SATA port interrupt number */ -+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (!res) { -+ dev_err(&pdev->dev, "no SATA irq\n"); -+ return -ENODEV; -+ } -+ -+ return ata_host_activate(host, res->start, ahci_interrupt, IRQF_SHARED, -+ &ahci_sht); -+ -+ -+#endif -+} -+ -+ -+#if defined(CONFIG_CNS3XXX_SILICON) || defined(CONFIG_SILICON) -+static void ahci_phy_init(void){ -+ -+ u32 u32tmp; -+ -+ -+ u32tmp = MISC_SATA_POWER_MODE; -+ u32tmp |= 0x1<< 16; // Disable SATA PHY 0 from SLUMBER Mode -+ u32tmp |= 0x1<< 17; // Disable SATA PHY 1 from SLUMBER Mode -+ MISC_SATA_POWER_MODE = u32tmp; -+ -+ /* Enable SATA PHY */ -+ cns3xxx_pwr_power_up(0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_SATA_PHY0); -+ cns3xxx_pwr_power_up(0x1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_SATA_PHY1); -+ -+ /* Enable SATA Clock */ -+ cns3xxx_pwr_clk_en(0x1 << PM_CLK_GATE_REG_OFFSET_SATA); -+ -+ /* De-Asscer SATA Reset */ -+ u32tmp = PM_SOFT_RST_REG; -+ u32tmp |= 0x1 << PM_SOFT_RST_REG_OFFST_SATA; -+ PM_SOFT_RST_REG = u32tmp; -+} -+#endif -+ -+ -+ -+static int __init ahci_init(void) -+{ -+#if 0 -+ return pci_register_driver(&ahci_pci_driver); -+#else -+ printk("CNS3XXX AHCI SATA low-level driver\n"); -+#if defined(CONFIG_CNS3XXX_SILICON) || defined(CONFIG_SILICON) -+ ahci_phy_init(); -+#endif -+ return platform_driver_register(&ahci_driver); -+#endif -+} -+ -+static void __exit ahci_exit(void) -+{ -+#if 0 -+ pci_unregister_driver(&ahci_pci_driver); -+#else -+ platform_driver_unregister(&ahci_driver); -+#endif -+} -+ -+ -+MODULE_AUTHOR("Jeff Garzik"); -+MODULE_DESCRIPTION("AHCI SATA low-level driver"); -+MODULE_LICENSE("GPL"); -+#if 0 -+MODULE_DEVICE_TABLE(pci, ahci_pci_tbl); -+#endif -+MODULE_VERSION(DRV_VERSION); -+ -+module_init(ahci_init); -+module_exit(ahci_exit); ---- a/drivers/ata/Kconfig -+++ b/drivers/ata/Kconfig -@@ -47,6 +47,14 @@ config SATA_PMP - This option adds support for SATA Port Multipliers - (the SATA version of an ethernet hub, or SAS expander). - -+config SATA_CNS3XXX_AHCI -+ tristate "Cavium CNS3XXX AHCI SATA support" -+ help -+ This option enables support for AHCI Serial ATA support for Cavium CNS3XXX. -+ -+ If unsure, say N. -+ -+ - config SATA_AHCI - tristate "AHCI SATA support" - depends on PCI ---- a/drivers/ata/libata-scsi.c -+++ b/drivers/ata/libata-scsi.c -@@ -3096,12 +3096,22 @@ int ata_scsi_queuecmd(struct scsi_cmnd * - struct scsi_device *scsidev = cmd->device; - struct Scsi_Host *shost = scsidev->host; - int rc = 0; -- -+#ifdef CONFIG_SMP -+ u32 flags; -+ local_save_flags(flags); -+#endif - ap = ata_shost_to_port(shost); - - spin_unlock(shost->host_lock); -+#ifndef CONFIG_SMP - spin_lock(ap->lock); -- -+#else -+ while(!spin_trylock(ap->lock)){ -+ if(!irqs_disabled()) continue; -+ local_irq_enable(); -+ local_irq_restore(flags); -+ } -+#endif - ata_scsi_dump_cdb(ap, cmd); - - dev = ata_scsi_find_dev(ap, scsidev); ---- a/drivers/ata/libata-sff.c -+++ b/drivers/ata/libata-sff.c -@@ -893,6 +893,9 @@ static void ata_pio_sector(struct ata_qu - do_write); - } - -+ if (!do_write) -+ flush_dcache_page(page); -+ - qc->curbytes += qc->sect_size; - qc->cursg_ofs += qc->sect_size; - ---- a/drivers/ata/Makefile -+++ b/drivers/ata/Makefile -@@ -1,6 +1,7 @@ - - obj-$(CONFIG_ATA) += libata.o - -+obj-$(CONFIG_SATA_CNS3XXX_AHCI) += cns3xxx_ahci.o - obj-$(CONFIG_SATA_AHCI) += ahci.o - obj-$(CONFIG_SATA_SVW) += sata_svw.o - obj-$(CONFIG_ATA_PIIX) += ata_piix.o diff --git a/target/linux/cns3xxx/patches-2.6.31/203-cns3xxx_i2c_support.patch b/target/linux/cns3xxx/patches-2.6.31/203-cns3xxx_i2c_support.patch deleted file mode 100644 index 30452334d8..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/203-cns3xxx_i2c_support.patch +++ /dev/null @@ -1,416 +0,0 @@ ---- /dev/null -+++ b/drivers/i2c/busses/i2c-cns3xxx.c -@@ -0,0 +1,388 @@ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/init.h> -+#include <linux/platform_device.h> -+#include <asm/io.h> -+#include <linux/wait.h> -+#include <linux/interrupt.h> -+#include <linux/delay.h> -+#include <linux/i2c.h> -+#include <mach/pm.h> -+ -+/* -+ * We need the memory map -+ */ -+ -+#include <mach/board.h> -+ -+#define MISC_MEM_MAP_VALUE(reg_offset) (*((uint32_t volatile *)(CNS3XXX_MISC_BASE_VIRT + reg_offset))) -+#define MISC_IOCDB_CTRL MISC_MEM_MAP_VALUE(0x020) -+ -+#define I2C_MEM_MAP_ADDR(x) (CNS3XXX_SSP_BASE_VIRT + x) -+#define I2C_MEM_MAP_VALUE(x) (*((unsigned int volatile*)I2C_MEM_MAP_ADDR(x))) -+ -+#define I2C_CONTROLLER_REG I2C_MEM_MAP_VALUE(0x20) -+#define I2C_TIME_OUT_REG I2C_MEM_MAP_VALUE(0x24) -+#define I2C_SLAVE_ADDRESS_REG I2C_MEM_MAP_VALUE(0x28) -+#define I2C_WRITE_DATA_REG I2C_MEM_MAP_VALUE(0x2C) -+#define I2C_READ_DATA_REG I2C_MEM_MAP_VALUE(0x30) -+#define I2C_INTERRUPT_STATUS_REG I2C_MEM_MAP_VALUE(0x34) -+#define I2C_INTERRUPT_ENABLE_REG I2C_MEM_MAP_VALUE(0x38) -+#define I2C_TWI_OUT_DLY_REG I2C_MEM_MAP_VALUE(0x3C) -+ -+#define I2C_BUS_ERROR_FLAG (0x1) -+#define I2C_ACTION_DONE_FLAG (0x2) -+ -+#define CNS3xxx_I2C_ENABLE() (I2C_CONTROLLER_REG) |= ((unsigned int)0x1 << 31) -+#define CNS3xxx_I2C_DISABLE() (I2C_CONTROLLER_REG) &= ~((unsigned int)0x1 << 31) -+#define CNS3xxx_I2C_ENABLE_INTR() (I2C_INTERRUPT_ENABLE_REG) |= 0x03 -+#define CNS3xxx_I2C_DISABLE_INTR() (I2C_INTERRUPT_ENABLE_REG) &= 0xfc -+ -+#define TWI_TIMEOUT (10*HZ) -+#define I2C_100KHZ 100000 -+#define I2C_200KHZ 200000 -+#define I2C_300KHZ 300000 -+#define I2C_400KHZ 400000 -+ -+#define CNS3xxx_I2C_CLK I2C_100KHZ -+ -+#define STATE_DONE 1 -+#define STATE_ERROR 2 -+ -+struct cns3xxx_i2c { -+ void __iomem *base; -+ wait_queue_head_t wait; -+ struct i2c_adapter adap; -+ struct i2c_msg *msg; -+ int state; /* see STATE_ */ -+ int rd_wr_len; -+ u8 *buf; -+}; -+ -+static u32 cns3xxx_i2c_func(struct i2c_adapter *adap) -+{ -+ return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; -+} -+ -+static int -+cns3xxx_i2c_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg) -+{ -+ struct cns3xxx_i2c *i2c = i2c_get_adapdata(adap); -+ int i, j; -+ u8 buf[1] = { 0 }; -+ -+ if (msg->len == 0) { -+ /* -+ * We are probably doing a probe for a device here, -+ * so set the length to one, and data to 0 -+ */ -+ msg->len = 1; -+ i2c->buf = buf; -+ } else { -+ i2c->buf = msg->buf; -+ } -+ -+ if (msg->flags & I2C_M_TEN) { -+ printk -+ ("%s:%d: Presently the driver does not handle extended addressing\n", -+ __FUNCTION__, __LINE__); -+ return -EINVAL; -+ } -+ i2c->msg = msg; -+ -+ for (i = 0; i < msg->len; i++) { -+ if (msg->len - i >= 4) -+ i2c->rd_wr_len = 3; -+ else -+ i2c->rd_wr_len = msg->len - i - 1; -+ -+ // Set Data Width and TWI_EN -+ I2C_CONTROLLER_REG = 0x80000000 | (i2c->rd_wr_len << 2) | (i2c->rd_wr_len); -+ -+ // Clear Write Reg -+ I2C_WRITE_DATA_REG = 0; -+ -+ // Set the slave address -+ I2C_SLAVE_ADDRESS_REG = (msg->addr << 1); -+ -+ // Are we Writing -+ if (!(msg->flags & I2C_M_RD)) { -+ I2C_CONTROLLER_REG |= (1 << 4); -+ if (i != 0) { -+ /* -+ * We need to set the address in the first byte. -+ * The base address is going to be in buf[0] and then -+ * it needs to be incremented by i - 1. -+ */ -+ i2c->buf--; -+ *i2c->buf = buf[0] + i - 1; -+ -+ if (i2c->rd_wr_len < 3) { -+ i += i2c->rd_wr_len; -+ i2c->rd_wr_len++; -+ I2C_CONTROLLER_REG = 0x80000000 | (1 << 4) | (i2c->rd_wr_len << 2) | (i2c->rd_wr_len); -+ } else { -+ i += i2c->rd_wr_len - 1; -+ } -+ } else { -+ i += i2c->rd_wr_len; -+ buf[0] = *i2c->buf; -+ } -+ for (j = 0; j <= i2c->rd_wr_len; j++) { -+ I2C_WRITE_DATA_REG |= ((*i2c->buf++) << (8 * j)); -+ } -+ } else { -+ i += i2c->rd_wr_len; -+ } -+ -+ // Start the Transfer -+ i2c->state = 0; // Clear out the State -+ I2C_CONTROLLER_REG |= (1 << 6); -+ -+ if (wait_event_timeout(i2c->wait, (i2c->state == STATE_ERROR) || -+ (i2c->state == STATE_DONE), TWI_TIMEOUT)) { -+ if (i2c->state == STATE_ERROR) { -+ return -EIO; -+ } -+ } else { -+ return -ETIMEDOUT; -+ } -+ } -+ return 0; -+} -+ -+static int -+cns3xxx_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) -+{ -+ int i; -+ int ret; -+ for (i = 0; i < num; i++) -+ { -+ ret = cns3xxx_i2c_xfer_msg(adap, &msgs[i]); -+ if (ret < 0) { -+ return ret; -+ } -+ } -+ return num; -+} -+ -+ -+static struct i2c_algorithm cns3xxx_i2c_algo = { -+ .master_xfer = cns3xxx_i2c_xfer, -+ .functionality = cns3xxx_i2c_func, -+}; -+ -+static struct i2c_adapter cns3xxx_i2c_adapter = { -+ .owner = THIS_MODULE, -+ .algo = &cns3xxx_i2c_algo, -+ .algo_data = NULL, -+ .nr = 0, -+ .name = "CNS3xxx I2C 0", -+ .retries = 5, -+}; -+ -+static void cns3xxx_i2c_adapter_init(struct cns3xxx_i2c *i2c) -+{ -+ -+ /* Steps -+ * 1. Check if the power is enabled to the module (PMU_BASE + 0x010) -+ * 2. Enable the clock (Enabled by default (PMU doc -+ * but check clk status anyway PMU_BASE + 0X00C) -+ * 3. Configure the registers of i2c -+ */ -+ -+ // if (!CNS3xxx_I2C_POWER_ON()) -+// CNS3xxx_I2C_POWER_ENABLE(); -+ -+ // if (!CNS3xxx_I2C_CLOCK()) -+ // CNS3xxx_I2C_CLOCK_ENABLE(); -+ -+ cns3xxx_pwr_clk_en(0x1 << PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C); -+ cns3xxx_pwr_power_up(0x1 << PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C); -+ cns3xxx_pwr_soft_rst(0x1 << PM_CLK_GATE_REG_OFFSET_SPI_PCM_I2C); -+ -+ /* Disable the I2C */ -+ I2C_CONTROLLER_REG = 0; /* Disabled the I2C */ -+ -+ //enable SCL and SDA which share pin with GPIOB_PIN_EN(0x18) -+ //GPIOB[12]: SCL -+ //GPIOB[13]: SDA -+ (*(u32*)(CNS3XXX_MISC_BASE_VIRT+0x18)) |= ((1<<12)|(1<<13)); -+ -+ MISC_IOCDB_CTRL &= ~0x300; -+ MISC_IOCDB_CTRL |= 0x300; //21mA... -+ -+ /* Check the Reg Dump when testing */ -+ I2C_TIME_OUT_REG = -+ ((((((cns3xxx_cpu_clock()*(1000000/8)) / (2 * CNS3xxx_I2C_CLK)) - -+ 1) & 0x3FF) << 8) | (1 << 7) | 0x7F); -+ I2C_TWI_OUT_DLY_REG |= 0x3; -+ -+ /* Enable The Interrupt */ -+ CNS3xxx_I2C_ENABLE_INTR(); -+ -+ /* Clear Interrupt Status (0x2 | 0x1) */ -+ I2C_INTERRUPT_STATUS_REG |= (I2C_ACTION_DONE_FLAG | I2C_BUS_ERROR_FLAG); -+ -+ /* Enable the I2C Controller */ -+ CNS3xxx_I2C_ENABLE(); -+} -+ -+static irqreturn_t cns3xxx_i2c_isr(int irq, void *dev_id) -+{ -+ struct cns3xxx_i2c *i2c = dev_id; -+ int i; -+ uint32_t stat = I2C_INTERRUPT_STATUS_REG; -+ -+ /* Clear Interrupt */ -+ I2C_INTERRUPT_STATUS_REG |= 0x1; -+ -+ if (stat & I2C_BUS_ERROR_FLAG) { -+ i2c->state = STATE_ERROR; -+ } else { -+ if (i2c->msg->flags & I2C_M_RD) { -+ for (i = 0; i <= i2c->rd_wr_len; i++) -+ { -+ *i2c->buf++ = ((I2C_READ_DATA_REG >> (8 * i)) & 0xff); -+ } -+ } -+ i2c->state = STATE_DONE; -+ } -+ wake_up(&i2c->wait); -+ return IRQ_HANDLED; -+} -+ -+static int __devinit cns3xxx_i2c_probe(struct platform_device *pdev) -+{ -+ struct cns3xxx_i2c *i2c; -+ struct resource *res, *res2; -+ int ret; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ printk("%s: IORESOURCE_MEM not defined \n", __FUNCTION__); -+ return -ENODEV; -+ } -+ -+ res2 = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (!res2) { -+ printk("%s: IORESOURCE_IRQ not defined \n", __FUNCTION__); -+ return -ENODEV; -+ } -+ -+ i2c = kzalloc(sizeof(*i2c), GFP_KERNEL); -+ if (!i2c) -+ return -ENOMEM; -+ -+ if (!request_mem_region(res->start, res->end - res->start + 1, -+ pdev->name)) { -+ dev_err(&pdev->dev, "Memory region busy\n"); -+ ret = -EBUSY; -+ goto request_mem_failed; -+ } -+ -+ i2c->base = ioremap(res->start, res->end - res->start + 1); -+ if (!i2c->base) { -+ dev_err(&pdev->dev, "Unable to map registers\n"); -+ ret = -EIO; -+ goto map_failed; -+ } -+ -+ cns3xxx_i2c_adapter_init(i2c); -+ -+ init_waitqueue_head(&i2c->wait); -+ ret = request_irq(res2->start, cns3xxx_i2c_isr, 0, pdev->name, i2c); -+ if (ret) { -+ dev_err(&pdev->dev, "Cannot claim IRQ\n"); -+ goto request_irq_failed; -+ } -+ -+ platform_set_drvdata(pdev, i2c); -+ i2c->adap = cns3xxx_i2c_adapter; -+ i2c_set_adapdata(&i2c->adap, i2c); -+ i2c->adap.dev.parent = &pdev->dev; -+ -+ /* add i2c adapter to i2c tree */ -+ ret = i2c_add_numbered_adapter(&i2c->adap); -+ if (ret) { -+ dev_err(&pdev->dev, "Failed to add adapter\n"); -+ goto add_adapter_failed; -+ } -+ -+ return 0; -+ -+ add_adapter_failed: -+ free_irq(res2->start, i2c); -+ request_irq_failed: -+ iounmap(i2c->base); -+ map_failed: -+ release_mem_region(res->start, res->end - res->start + 1); -+ request_mem_failed: -+ kfree(i2c); -+ -+ return ret; -+} -+ -+static int __devexit cns3xxx_i2c_remove(struct platform_device *pdev) -+{ -+ struct cns3xxx_i2c *i2c = platform_get_drvdata(pdev); -+ struct resource *res; -+ -+ /* disable i2c logic */ -+ CNS3xxx_I2C_DISABLE_INTR(); -+ CNS3xxx_I2C_DISABLE(); -+ /* remove adapter & data */ -+ i2c_del_adapter(&i2c->adap); -+ platform_set_drvdata(pdev, NULL); -+ -+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (res) -+ free_irq(res->start, i2c); -+ -+ iounmap(i2c->base); -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (res) -+ release_mem_region(res->start, res->end - res->start + 1); -+ -+ kfree(i2c); -+ -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+#warning "CONFIG_PM defined: suspend and resume not implemented" -+#define cns3xxx_i2c_suspend NULL -+#define cns3xxx_i2c_resume NULL -+#else -+#define cns3xxx_i2c_suspend NULL -+#define cns3xxx_i2c_resume NULL -+#endif -+ -+static struct platform_driver cns3xxx_i2c_driver = { -+ .probe = cns3xxx_i2c_probe, -+ .remove = cns3xxx_i2c_remove, -+ .suspend = cns3xxx_i2c_suspend, -+ .resume = cns3xxx_i2c_resume, -+ .driver = { -+ .owner = THIS_MODULE, -+ .name = "cns3xxx-i2c", -+ }, -+}; -+ -+static int __init cns3xxx_i2c_init(void) -+{ -+ return platform_driver_register(&cns3xxx_i2c_driver); -+} -+ -+static void __exit cns3xxx_i2c_exit(void) -+{ -+ platform_driver_unregister(&cns3xxx_i2c_driver); -+} -+ -+module_init(cns3xxx_i2c_init); -+module_exit(cns3xxx_i2c_exit); -+ -+MODULE_AUTHOR("Cavium Networks"); -+MODULE_DESCRIPTION("Cavium CNS3XXX I2C Controller"); -+MODULE_LICENSE("GPL"); ---- a/drivers/i2c/busses/Kconfig -+++ b/drivers/i2c/busses/Kconfig -@@ -422,6 +422,12 @@ config I2C_MV64XXX - This driver can also be built as a module. If so, the module - will be called i2c-mv64xxx. - -+config I2C_CNS3XXX -+ tristate "Cavium Networks CNS3XXX I2C Controller" -+ depends on ARCH_CNS3XXX -+ help -+ Supports the Cavium Networks CNS3XXX on-chip I2C interfaces -+ - config I2C_OCORES - tristate "OpenCores I2C Controller" - depends on EXPERIMENTAL ---- a/drivers/i2c/busses/Makefile -+++ b/drivers/i2c/busses/Makefile -@@ -39,6 +39,7 @@ obj-$(CONFIG_I2C_IOP3XX) += i2c-iop3xx.o - obj-$(CONFIG_I2C_IXP2000) += i2c-ixp2000.o - obj-$(CONFIG_I2C_MPC) += i2c-mpc.o - obj-$(CONFIG_I2C_MV64XXX) += i2c-mv64xxx.o -+obj-$(CONFIG_I2C_CNS3XXX) += i2c-cns3xxx.o - obj-$(CONFIG_I2C_OCORES) += i2c-ocores.o - obj-$(CONFIG_I2C_OMAP) += i2c-omap.o - obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi.o diff --git a/target/linux/cns3xxx/patches-2.6.31/204-cns3xxx_mmc_support.patch b/target/linux/cns3xxx/patches-2.6.31/204-cns3xxx_mmc_support.patch deleted file mode 100644 index 3f81ad81eb..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/204-cns3xxx_mmc_support.patch +++ /dev/null @@ -1,2663 +0,0 @@ ---- a/drivers/mmc/card/block.c -+++ b/drivers/mmc/card/block.c -@@ -130,7 +130,7 @@ mmc_blk_getgeo(struct block_device *bdev - return 0; - } - --static struct block_device_operations mmc_bdops = { -+static const struct block_device_operations mmc_bdops = { - .open = mmc_blk_open, - .release = mmc_blk_release, - .getgeo = mmc_blk_getgeo, -@@ -392,13 +392,9 @@ static int mmc_blk_issue_rq(struct mmc_q - } while (!(cmd.resp[0] & R1_READY_FOR_DATA) || - (R1_CURRENT_STATE(cmd.resp[0]) == 7)); - --#if 0 - if (cmd.resp[0] & ~0x00000900) - printk(KERN_ERR "%s: status = %08x\n", - req->rq_disk->disk_name, cmd.resp[0]); -- if (mmc_decode_status(cmd.resp)) -- goto cmd_err; --#endif - } - - if (brq.cmd.error || brq.stop.error || brq.data.error) { ---- a/drivers/mmc/core/core.c -+++ b/drivers/mmc/core/core.c -@@ -37,6 +37,9 @@ - #include "sd_ops.h" - #include "sdio_ops.h" - -+/* scott.trace */ -+//#define MMC_DEBUG -+ - static struct workqueue_struct *workqueue; - - /* -@@ -90,17 +93,30 @@ void mmc_request_done(struct mmc_host *h - cmd->error = 0; - host->ops->request(host, mrq); - } else { -+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) - led_trigger_event(host->led, LED_OFF); -+#endif - - pr_debug("%s: req done (CMD%u): %d: %08x %08x %08x %08x\n", - mmc_hostname(host), cmd->opcode, err, - cmd->resp[0], cmd->resp[1], - cmd->resp[2], cmd->resp[3]); -+#ifdef MMC_DEBUG -+ printk("[MMC_DEBUG] %s: req done (CMD%u): %d: %08x %08x %08x %08x\n", -+ mmc_hostname(host), cmd->opcode, err, -+ cmd->resp[0], cmd->resp[1], -+ cmd->resp[2], cmd->resp[3]); -+#endif - - if (mrq->data) { - pr_debug("%s: %d bytes transferred: %d\n", - mmc_hostname(host), - mrq->data->bytes_xfered, mrq->data->error); -+#ifdef MMC_DEBUG -+ printk("[MMC_DEBUG] %s: %d bytes transferred: %d\n", -+ mmc_hostname(host), -+ mrq->data->bytes_xfered, mrq->data->error); -+#endif - } - - if (mrq->stop) { -@@ -109,6 +125,13 @@ void mmc_request_done(struct mmc_host *h - mrq->stop->error, - mrq->stop->resp[0], mrq->stop->resp[1], - mrq->stop->resp[2], mrq->stop->resp[3]); -+#ifdef MMC_DEBUG -+ printk("[MMC_DEBUG] %s: (CMD%u): %d: %08x %08x %08x %08x\n", -+ mmc_hostname(host), mrq->stop->opcode, -+ mrq->stop->error, -+ mrq->stop->resp[0], mrq->stop->resp[1], -+ mrq->stop->resp[2], mrq->stop->resp[3]); -+#endif - } - - if (mrq->done) -@@ -129,6 +152,11 @@ mmc_start_request(struct mmc_host *host, - pr_debug("%s: starting CMD%u arg %08x flags %08x\n", - mmc_hostname(host), mrq->cmd->opcode, - mrq->cmd->arg, mrq->cmd->flags); -+#ifdef MMC_DEBUG -+ printk("[MMC_DEBUG] %s: starting CMD%u arg %08x flags %08x\n", -+ mmc_hostname(host), mrq->cmd->opcode, -+ mrq->cmd->arg, mrq->cmd->flags); -+#endif - - if (mrq->data) { - pr_debug("%s: blksz %d blocks %d flags %08x " -@@ -137,17 +165,32 @@ mmc_start_request(struct mmc_host *host, - mrq->data->blocks, mrq->data->flags, - mrq->data->timeout_ns / 1000000, - mrq->data->timeout_clks); -+#ifdef MMC_DEBUG -+ printk("[MMC_DEBUG] %s: blksz %d blocks %d flags %08x " -+ "tsac %d ms nsac %d\n", -+ mmc_hostname(host), mrq->data->blksz, -+ mrq->data->blocks, mrq->data->flags, -+ mrq->data->timeout_ns / 1000000, -+ mrq->data->timeout_clks); -+#endif - } - - if (mrq->stop) { - pr_debug("%s: CMD%u arg %08x flags %08x\n", - mmc_hostname(host), mrq->stop->opcode, - mrq->stop->arg, mrq->stop->flags); -+#ifdef MMC_DEBUG -+ printk("[MMC_DEBUG] %s: CMD%u arg %08x flags %08x\n", -+ mmc_hostname(host), mrq->stop->opcode, -+ mrq->stop->arg, mrq->stop->flags); -+#endif - } - - WARN_ON(!host->claimed); - -+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) - led_trigger_event(host->led, LED_FULL); -+#endif - - mrq->cmd->error = 0; - mrq->cmd->mrq = mrq; -@@ -286,9 +329,9 @@ void mmc_set_data_timeout(struct mmc_dat - * The limit is really 250 ms, but that is - * insufficient for some crappy cards. - */ -- limit_us = 300000; -+ limit_us = 500000; - else -- limit_us = 100000; -+ limit_us = 200000; - - /* - * SDHC cards always use these fixed values. -@@ -344,6 +387,101 @@ unsigned int mmc_align_data_size(struct - EXPORT_SYMBOL(mmc_align_data_size); - - /** -+ * mmc_host_enable - enable a host. -+ * @host: mmc host to enable -+ * -+ * Hosts that support power saving can use the 'enable' and 'disable' -+ * methods to exit and enter power saving states. For more information -+ * see comments for struct mmc_host_ops. -+ */ -+int mmc_host_enable(struct mmc_host *host) -+{ -+ if (!(host->caps & MMC_CAP_DISABLE)) -+ return 0; -+ -+ if (host->en_dis_recurs) -+ return 0; -+ -+ if (host->nesting_cnt++) -+ return 0; -+ -+ cancel_delayed_work_sync(&host->disable); -+ -+ if (host->enabled) -+ return 0; -+ -+ if (host->ops->enable) { -+ int err; -+ -+ host->en_dis_recurs = 1; -+ err = host->ops->enable(host); -+ host->en_dis_recurs = 0; -+ -+ if (err) { -+ pr_debug("%s: enable error %d\n", -+ mmc_hostname(host), err); -+ return err; -+ } -+ } -+ host->enabled = 1; -+ return 0; -+} -+EXPORT_SYMBOL(mmc_host_enable); -+ -+static int mmc_host_do_disable(struct mmc_host *host, int lazy) -+{ -+ if (host->ops->disable) { -+ int err; -+ -+ host->en_dis_recurs = 1; -+ err = host->ops->disable(host, lazy); -+ host->en_dis_recurs = 0; -+ -+ if (err < 0) { -+ pr_debug("%s: disable error %d\n", -+ mmc_hostname(host), err); -+ return err; -+ } -+ if (err > 0) { -+ unsigned long delay = msecs_to_jiffies(err); -+ -+ mmc_schedule_delayed_work(&host->disable, delay); -+ } -+ } -+ host->enabled = 0; -+ return 0; -+} -+ -+/** -+ * mmc_host_disable - disable a host. -+ * @host: mmc host to disable -+ * -+ * Hosts that support power saving can use the 'enable' and 'disable' -+ * methods to exit and enter power saving states. For more information -+ * see comments for struct mmc_host_ops. -+ */ -+int mmc_host_disable(struct mmc_host *host) -+{ -+ int err; -+ -+ if (!(host->caps & MMC_CAP_DISABLE)) -+ return 0; -+ -+ if (host->en_dis_recurs) -+ return 0; -+ -+ if (--host->nesting_cnt) -+ return 0; -+ -+ if (!host->enabled) -+ return 0; -+ -+ err = mmc_host_do_disable(host, 0); -+ return err; -+} -+EXPORT_SYMBOL(mmc_host_disable); -+ -+/** - * __mmc_claim_host - exclusively claim a host - * @host: mmc host to claim - * @abort: whether or not the operation should be aborted -@@ -366,25 +504,111 @@ int __mmc_claim_host(struct mmc_host *ho - while (1) { - set_current_state(TASK_UNINTERRUPTIBLE); - stop = abort ? atomic_read(abort) : 0; -- if (stop || !host->claimed) -+ if (stop || !host->claimed || host->claimer == current) - break; - spin_unlock_irqrestore(&host->lock, flags); - schedule(); - spin_lock_irqsave(&host->lock, flags); - } - set_current_state(TASK_RUNNING); -- if (!stop) -+ if (!stop) { - host->claimed = 1; -- else -+ host->claimer = current; -+ host->claim_cnt += 1; -+ } else - wake_up(&host->wq); - spin_unlock_irqrestore(&host->lock, flags); - remove_wait_queue(&host->wq, &wait); -+ if (!stop) -+ mmc_host_enable(host); - return stop; - } - - EXPORT_SYMBOL(__mmc_claim_host); - - /** -+ * mmc_try_claim_host - try exclusively to claim a host -+ * @host: mmc host to claim -+ * -+ * Returns %1 if the host is claimed, %0 otherwise. -+ */ -+int mmc_try_claim_host(struct mmc_host *host) -+{ -+ int claimed_host = 0; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&host->lock, flags); -+ if (!host->claimed || host->claimer == current) { -+ host->claimed = 1; -+ host->claimer = current; -+ host->claim_cnt += 1; -+ claimed_host = 1; -+ } -+ spin_unlock_irqrestore(&host->lock, flags); -+ return claimed_host; -+} -+EXPORT_SYMBOL(mmc_try_claim_host); -+ -+static void mmc_do_release_host(struct mmc_host *host) -+{ -+ unsigned long flags; -+ -+ spin_lock_irqsave(&host->lock, flags); -+ if (--host->claim_cnt) { -+ /* Release for nested claim */ -+ spin_unlock_irqrestore(&host->lock, flags); -+ } else { -+ host->claimed = 0; -+ host->claimer = NULL; -+ spin_unlock_irqrestore(&host->lock, flags); -+ wake_up(&host->wq); -+ } -+} -+ -+void mmc_host_deeper_disable(struct work_struct *work) -+{ -+ struct mmc_host *host = -+ container_of(work, struct mmc_host, disable.work); -+ -+ /* If the host is claimed then we do not want to disable it anymore */ -+ if (!mmc_try_claim_host(host)) -+ return; -+ mmc_host_do_disable(host, 1); -+ mmc_do_release_host(host); -+} -+ -+/** -+ * mmc_host_lazy_disable - lazily disable a host. -+ * @host: mmc host to disable -+ * -+ * Hosts that support power saving can use the 'enable' and 'disable' -+ * methods to exit and enter power saving states. For more information -+ * see comments for struct mmc_host_ops. -+ */ -+int mmc_host_lazy_disable(struct mmc_host *host) -+{ -+ if (!(host->caps & MMC_CAP_DISABLE)) -+ return 0; -+ -+ if (host->en_dis_recurs) -+ return 0; -+ -+ if (--host->nesting_cnt) -+ return 0; -+ -+ if (!host->enabled) -+ return 0; -+ -+ if (host->disable_delay) { -+ mmc_schedule_delayed_work(&host->disable, -+ msecs_to_jiffies(host->disable_delay)); -+ return 0; -+ } else -+ return mmc_host_do_disable(host, 1); -+} -+EXPORT_SYMBOL(mmc_host_lazy_disable); -+ -+/** - * mmc_release_host - release a host - * @host: mmc host to release - * -@@ -393,15 +617,11 @@ EXPORT_SYMBOL(__mmc_claim_host); - */ - void mmc_release_host(struct mmc_host *host) - { -- unsigned long flags; -- - WARN_ON(!host->claimed); - -- spin_lock_irqsave(&host->lock, flags); -- host->claimed = 0; -- spin_unlock_irqrestore(&host->lock, flags); -+ mmc_host_lazy_disable(host); - -- wake_up(&host->wq); -+ mmc_do_release_host(host); - } - - EXPORT_SYMBOL(mmc_release_host); -@@ -687,7 +907,13 @@ void mmc_set_timing(struct mmc_host *hos - */ - static void mmc_power_up(struct mmc_host *host) - { -- int bit = fls(host->ocr_avail) - 1; -+ int bit; -+ -+ /* If ocr is set, we use it */ -+ if (host->ocr) -+ bit = ffs(host->ocr) - 1; -+ else -+ bit = fls(host->ocr_avail) - 1; - - host->ios.vdd = bit; - if (mmc_host_is_spi(host)) { -@@ -947,6 +1173,8 @@ void mmc_stop_host(struct mmc_host *host - spin_unlock_irqrestore(&host->lock, flags); - #endif - -+ if (host->caps & MMC_CAP_DISABLE) -+ cancel_delayed_work(&host->disable); - cancel_delayed_work(&host->detect); - mmc_flush_scheduled_work(); - -@@ -958,6 +1186,8 @@ void mmc_stop_host(struct mmc_host *host - mmc_claim_host(host); - mmc_detach_bus(host); - mmc_release_host(host); -+ mmc_bus_put(host); -+ return; - } - mmc_bus_put(host); - -@@ -966,6 +1196,80 @@ void mmc_stop_host(struct mmc_host *host - mmc_power_off(host); - } - -+void mmc_power_save_host(struct mmc_host *host) -+{ -+ mmc_bus_get(host); -+ -+ if (!host->bus_ops || host->bus_dead || !host->bus_ops->power_restore) { -+ mmc_bus_put(host); -+ return; -+ } -+ -+ if (host->bus_ops->power_save) -+ host->bus_ops->power_save(host); -+ -+ mmc_bus_put(host); -+ -+ mmc_power_off(host); -+} -+EXPORT_SYMBOL(mmc_power_save_host); -+ -+void mmc_power_restore_host(struct mmc_host *host) -+{ -+ mmc_bus_get(host); -+ -+ if (!host->bus_ops || host->bus_dead || !host->bus_ops->power_restore) { -+ mmc_bus_put(host); -+ return; -+ } -+ -+ mmc_power_up(host); -+ host->bus_ops->power_restore(host); -+ -+ mmc_bus_put(host); -+} -+EXPORT_SYMBOL(mmc_power_restore_host); -+ -+int mmc_card_awake(struct mmc_host *host) -+{ -+ int err = -ENOSYS; -+ -+ mmc_bus_get(host); -+ -+ if (host->bus_ops && !host->bus_dead && host->bus_ops->awake) -+ err = host->bus_ops->awake(host); -+ -+ mmc_bus_put(host); -+ -+ return err; -+} -+EXPORT_SYMBOL(mmc_card_awake); -+ -+int mmc_card_sleep(struct mmc_host *host) -+{ -+ int err = -ENOSYS; -+ -+ mmc_bus_get(host); -+ -+ if (host->bus_ops && !host->bus_dead && host->bus_ops->awake) -+ err = host->bus_ops->sleep(host); -+ -+ mmc_bus_put(host); -+ -+ return err; -+} -+EXPORT_SYMBOL(mmc_card_sleep); -+ -+int mmc_card_can_sleep(struct mmc_host *host) -+{ -+ struct mmc_card *card = host->card; -+ -+ if (card && mmc_card_mmc(card) && card->ext_csd.rev >= 3) -+ return 1; -+ return 0; -+} -+EXPORT_SYMBOL(mmc_card_can_sleep); -+ - #ifdef CONFIG_PM - - /** -@@ -975,27 +1279,36 @@ void mmc_stop_host(struct mmc_host *host - */ - int mmc_suspend_host(struct mmc_host *host, pm_message_t state) - { -+ int err = 0; -+ -+ if (host->caps & MMC_CAP_DISABLE) -+ cancel_delayed_work(&host->disable); - cancel_delayed_work(&host->detect); - mmc_flush_scheduled_work(); - - mmc_bus_get(host); - if (host->bus_ops && !host->bus_dead) { - if (host->bus_ops->suspend) -- host->bus_ops->suspend(host); -- if (!host->bus_ops->resume) { -+ err = host->bus_ops->suspend(host); -+ if (err == -ENOSYS || !host->bus_ops->resume) { -+ /* -+ * We simply "remove" the card in this case. -+ * It will be redetected on resume. -+ */ - if (host->bus_ops->remove) - host->bus_ops->remove(host); -- - mmc_claim_host(host); - mmc_detach_bus(host); - mmc_release_host(host); -+ err = 0; - } - } - mmc_bus_put(host); - -- mmc_power_off(host); -+ if (!err) -+ mmc_power_off(host); - -- return 0; -+ return err; - } - - EXPORT_SYMBOL(mmc_suspend_host); -@@ -1006,12 +1319,26 @@ EXPORT_SYMBOL(mmc_suspend_host); - */ - int mmc_resume_host(struct mmc_host *host) - { -+ int err = 0; -+ - mmc_bus_get(host); - if (host->bus_ops && !host->bus_dead) { - mmc_power_up(host); - mmc_select_voltage(host, host->ocr); - BUG_ON(!host->bus_ops->resume); -- host->bus_ops->resume(host); -+ err = host->bus_ops->resume(host); -+ if (err) { -+ printk(KERN_WARNING "%s: error %d during resume " -+ "(card was removed?)\n", -+ mmc_hostname(host), err); -+ if (host->bus_ops->remove) -+ host->bus_ops->remove(host); -+ mmc_claim_host(host); -+ mmc_detach_bus(host); -+ mmc_release_host(host); -+ /* no need to bother upper layers */ -+ err = 0; -+ } - } - mmc_bus_put(host); - -@@ -1021,7 +1348,7 @@ int mmc_resume_host(struct mmc_host *hos - */ - mmc_detect_change(host, 1); - -- return 0; -+ return err; - } - - EXPORT_SYMBOL(mmc_resume_host); ---- a/drivers/mmc/core/core.h -+++ b/drivers/mmc/core/core.h -@@ -16,10 +16,14 @@ - #define MMC_CMD_RETRIES 3 - - struct mmc_bus_ops { -+ int (*awake)(struct mmc_host *); -+ int (*sleep)(struct mmc_host *); - void (*remove)(struct mmc_host *); - void (*detect)(struct mmc_host *); -- void (*suspend)(struct mmc_host *); -- void (*resume)(struct mmc_host *); -+ int (*suspend)(struct mmc_host *); -+ int (*resume)(struct mmc_host *); -+ void (*power_save)(struct mmc_host *); -+ void (*power_restore)(struct mmc_host *); - }; - - void mmc_attach_bus(struct mmc_host *host, const struct mmc_bus_ops *ops); ---- a/drivers/mmc/core/debugfs.c -+++ b/drivers/mmc/core/debugfs.c -@@ -240,7 +240,7 @@ static int mmc_ext_csd_release(struct in - return 0; - } - --static struct file_operations mmc_dbg_ext_csd_fops = { -+static const struct file_operations mmc_dbg_ext_csd_fops = { - .open = mmc_ext_csd_open, - .read = mmc_ext_csd_read, - .release = mmc_ext_csd_release, ---- a/drivers/mmc/core/host.c -+++ b/drivers/mmc/core/host.c -@@ -83,6 +83,7 @@ struct mmc_host *mmc_alloc_host(int extr - spin_lock_init(&host->lock); - init_waitqueue_head(&host->wq); - INIT_DELAYED_WORK(&host->detect, mmc_rescan); -+ INIT_DELAYED_WORK_DEFERRABLE(&host->disable, mmc_host_deeper_disable); - - /* - * By default, hosts do not support SGIO or large requests. ---- a/drivers/mmc/core/host.h -+++ b/drivers/mmc/core/host.h -@@ -14,5 +14,7 @@ - int mmc_register_host_class(void); - void mmc_unregister_host_class(void); - -+void mmc_host_deeper_disable(struct work_struct *work); -+ - #endif - ---- a/drivers/mmc/core/mmc.c -+++ b/drivers/mmc/core/mmc.c -@@ -160,7 +160,6 @@ static int mmc_read_ext_csd(struct mmc_c - { - int err; - u8 *ext_csd; -- unsigned int ext_csd_struct; - - BUG_ON(!card); - -@@ -207,16 +206,16 @@ static int mmc_read_ext_csd(struct mmc_c - goto out; - } - -- ext_csd_struct = ext_csd[EXT_CSD_REV]; -- if (ext_csd_struct > 3) { -+ card->ext_csd.rev = ext_csd[EXT_CSD_REV]; -+ if (card->ext_csd.rev > 3) { - printk(KERN_ERR "%s: unrecognised EXT_CSD structure " - "version %d\n", mmc_hostname(card->host), -- ext_csd_struct); -+ card->ext_csd.rev); - err = -EINVAL; - goto out; - } - -- if (ext_csd_struct >= 2) { -+ if (card->ext_csd.rev >= 2) { - card->ext_csd.sectors = - ext_csd[EXT_CSD_SEC_CNT + 0] << 0 | - ext_csd[EXT_CSD_SEC_CNT + 1] << 8 | -@@ -241,6 +240,15 @@ static int mmc_read_ext_csd(struct mmc_c - goto out; - } - -+ if (card->ext_csd.rev >= 3) { -+ u8 sa_shift = ext_csd[EXT_CSD_S_A_TIMEOUT]; -+ -+ /* Sleep / awake timeout in 100ns units */ -+ if (sa_shift > 0 && sa_shift <= 0x17) -+ card->ext_csd.sa_timeout = -+ 1 << ext_csd[EXT_CSD_S_A_TIMEOUT]; -+ } -+ - out: - kfree(ext_csd); - -@@ -276,7 +284,7 @@ static struct attribute_group mmc_std_at - .attrs = mmc_std_attrs, - }; - --static struct attribute_group *mmc_attr_groups[] = { -+static const struct attribute_group *mmc_attr_groups[] = { - &mmc_std_attr_group, - NULL, - }; -@@ -408,12 +416,17 @@ static int mmc_init_card(struct mmc_host - (host->caps & MMC_CAP_MMC_HIGHSPEED)) { - err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, - EXT_CSD_HS_TIMING, 1); -- if (err) -+ if (err && err != -EBADMSG) - goto free_card; - -- mmc_card_set_highspeed(card); -- -- mmc_set_timing(card->host, MMC_TIMING_MMC_HS); -+ if (err) { -+ printk(KERN_WARNING "%s: switch to highspeed failed\n", -+ mmc_hostname(card->host)); -+ err = 0; -+ } else { -+ mmc_card_set_highspeed(card); -+ mmc_set_timing(card->host, MMC_TIMING_MMC_HS); -+ } - } - - /* -@@ -448,10 +461,17 @@ static int mmc_init_card(struct mmc_host - err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, - EXT_CSD_BUS_WIDTH, ext_csd_bit); - -- if (err) -+ if (err && err != -EBADMSG) - goto free_card; - -- mmc_set_bus_width(card->host, bus_width); -+ if (err) { -+ printk(KERN_WARNING "%s: switch to bus width %d " -+ "failed\n", mmc_hostname(card->host), -+ 1 << bus_width); -+ err = 0; -+ } else { -+ mmc_set_bus_width(card->host, bus_width); -+ } - } - - if (!oldcard) -@@ -507,12 +527,10 @@ static void mmc_detect(struct mmc_host * - } - } - --#ifdef CONFIG_MMC_UNSAFE_RESUME -- - /* - * Suspend callback from host. - */ --static void mmc_suspend(struct mmc_host *host) -+static int mmc_suspend(struct mmc_host *host) - { - BUG_ON(!host); - BUG_ON(!host->card); -@@ -522,6 +540,8 @@ static void mmc_suspend(struct mmc_host - mmc_deselect_cards(host); - host->card->state &= ~MMC_STATE_HIGHSPEED; - mmc_release_host(host); -+ -+ return 0; - } - - /* -@@ -530,7 +550,7 @@ static void mmc_suspend(struct mmc_host - * This function tries to determine if the same card is still present - * and, if so, restore all state to it. - */ --static void mmc_resume(struct mmc_host *host) -+static int mmc_resume(struct mmc_host *host) - { - int err; - -@@ -541,30 +561,99 @@ static void mmc_resume(struct mmc_host * - err = mmc_init_card(host, host->ocr, host->card); - mmc_release_host(host); - -- if (err) { -- mmc_remove(host); -+ return err; -+} - -- mmc_claim_host(host); -- mmc_detach_bus(host); -- mmc_release_host(host); -+static void mmc_power_restore(struct mmc_host *host) -+{ -+ host->card->state &= ~MMC_STATE_HIGHSPEED; -+ mmc_claim_host(host); -+ mmc_init_card(host, host->ocr, host->card); -+ mmc_release_host(host); -+} -+ -+static int mmc_sleep(struct mmc_host *host) -+{ -+ struct mmc_card *card = host->card; -+ int err = -ENOSYS; -+ -+ if (card && card->ext_csd.rev >= 3) { -+ err = mmc_card_sleepawake(host, 1); -+ if (err < 0) -+ pr_debug("%s: Error %d while putting card into sleep", -+ mmc_hostname(host), err); - } - -+ return err; - } - --#else -+static int mmc_awake(struct mmc_host *host) -+{ -+ struct mmc_card *card = host->card; -+ int err = -ENOSYS; - --#define mmc_suspend NULL --#define mmc_resume NULL -+ if (card && card->ext_csd.rev >= 3) { -+ err = mmc_card_sleepawake(host, 0); -+ if (err < 0) -+ pr_debug("%s: Error %d while awaking sleeping card", -+ mmc_hostname(host), err); -+ } - --#endif -+ return err; -+} -+ -+#ifdef CONFIG_MMC_UNSAFE_RESUME -+ -+static const struct mmc_bus_ops mmc_ops = { -+ .awake = mmc_awake, -+ .sleep = mmc_sleep, -+ .remove = mmc_remove, -+ .detect = mmc_detect, -+ .suspend = mmc_suspend, -+ .resume = mmc_resume, -+ .power_restore = mmc_power_restore, -+}; -+ -+static void mmc_attach_bus_ops(struct mmc_host *host) -+{ -+ mmc_attach_bus(host, &mmc_ops); -+} -+ -+#else - - static const struct mmc_bus_ops mmc_ops = { -+ .awake = mmc_awake, -+ .sleep = mmc_sleep, -+ .remove = mmc_remove, -+ .detect = mmc_detect, -+ .suspend = NULL, -+ .resume = NULL, -+ .power_restore = mmc_power_restore, -+}; -+ -+static const struct mmc_bus_ops mmc_ops_unsafe = { -+ .awake = mmc_awake, -+ .sleep = mmc_sleep, - .remove = mmc_remove, - .detect = mmc_detect, - .suspend = mmc_suspend, - .resume = mmc_resume, -+ .power_restore = mmc_power_restore, - }; - -+static void mmc_attach_bus_ops(struct mmc_host *host) -+{ -+ const struct mmc_bus_ops *bus_ops; -+ -+ if (host->caps & MMC_CAP_NONREMOVABLE) -+ bus_ops = &mmc_ops_unsafe; -+ else -+ bus_ops = &mmc_ops; -+ mmc_attach_bus(host, bus_ops); -+} -+ -+#endif -+ - /* - * Starting point for MMC card init. - */ -@@ -575,7 +664,7 @@ int mmc_attach_mmc(struct mmc_host *host - BUG_ON(!host); - WARN_ON(!host->claimed); - -- mmc_attach_bus(host, &mmc_ops); -+ mmc_attach_bus_ops(host); - - /* - * We need to get OCR a different way for SPI. ---- a/drivers/mmc/core/mmc_ops.c -+++ b/drivers/mmc/core/mmc_ops.c -@@ -57,6 +57,42 @@ int mmc_deselect_cards(struct mmc_host * - return _mmc_select_card(host, NULL); - } - -+int mmc_card_sleepawake(struct mmc_host *host, int sleep) -+{ -+ struct mmc_command cmd; -+ struct mmc_card *card = host->card; -+ int err; -+ -+ if (sleep) -+ mmc_deselect_cards(host); -+ -+ memset(&cmd, 0, sizeof(struct mmc_command)); -+ -+ cmd.opcode = MMC_SLEEP_AWAKE; -+ cmd.arg = card->rca << 16; -+ if (sleep) -+ cmd.arg |= 1 << 15; -+ -+ cmd.flags = MMC_RSP_R1B | MMC_CMD_AC; -+ err = mmc_wait_for_cmd(host, &cmd, 0); -+ if (err) -+ return err; -+ -+ /* -+ * If the host does not wait while the card signals busy, then we will -+ * will have to wait the sleep/awake timeout. Note, we cannot use the -+ * SEND_STATUS command to poll the status because that command (and most -+ * others) is invalid while the card sleeps. -+ */ -+ if (!(host->caps & MMC_CAP_WAIT_WHILE_BUSY)) -+ mmc_delay(DIV_ROUND_UP(card->ext_csd.sa_timeout, 10000)); -+ -+ if (!sleep) -+ err = mmc_select_card(card); -+ -+ return err; -+} -+ - int mmc_go_idle(struct mmc_host *host) - { - int err; -@@ -354,6 +390,7 @@ int mmc_switch(struct mmc_card *card, u8 - { - int err; - struct mmc_command cmd; -+ u32 status; - - BUG_ON(!card); - BUG_ON(!card->host); -@@ -371,6 +408,28 @@ int mmc_switch(struct mmc_card *card, u8 - if (err) - return err; - -+ /* Must check status to be sure of no errors */ -+ do { -+ err = mmc_send_status(card, &status); -+ if (err) -+ return err; -+ if (card->host->caps & MMC_CAP_WAIT_WHILE_BUSY) -+ break; -+ if (mmc_host_is_spi(card->host)) -+ break; -+ } while (R1_CURRENT_STATE(status) == 7); -+ -+ if (mmc_host_is_spi(card->host)) { -+ if (status & R1_SPI_ILLEGAL_COMMAND) -+ return -EBADMSG; -+ } else { -+ if (status & 0xFDFFA000) -+ printk(KERN_WARNING "%s: unexpected status %#x after " -+ "switch", mmc_hostname(card->host), status); -+ if (status & R1_SWITCH_ERROR) -+ return -EBADMSG; -+ } -+ - return 0; - } - ---- a/drivers/mmc/core/mmc_ops.h -+++ b/drivers/mmc/core/mmc_ops.h -@@ -25,6 +25,7 @@ int mmc_send_status(struct mmc_card *car - int mmc_send_cid(struct mmc_host *host, u32 *cid); - int mmc_spi_read_ocr(struct mmc_host *host, int highcap, u32 *ocrp); - int mmc_spi_set_crc(struct mmc_host *host, int use_crc); -+int mmc_card_sleepawake(struct mmc_host *host, int sleep); - - #endif - ---- a/drivers/mmc/core/sd.c -+++ b/drivers/mmc/core/sd.c -@@ -314,7 +314,7 @@ static struct attribute_group sd_std_att - .attrs = sd_std_attrs, - }; - --static struct attribute_group *sd_attr_groups[] = { -+static const struct attribute_group *sd_attr_groups[] = { - &sd_std_attr_group, - NULL, - }; -@@ -561,12 +561,10 @@ static void mmc_sd_detect(struct mmc_hos - } - } - --#ifdef CONFIG_MMC_UNSAFE_RESUME -- - /* - * Suspend callback from host. - */ --static void mmc_sd_suspend(struct mmc_host *host) -+static int mmc_sd_suspend(struct mmc_host *host) - { - BUG_ON(!host); - BUG_ON(!host->card); -@@ -576,6 +574,8 @@ static void mmc_sd_suspend(struct mmc_ho - mmc_deselect_cards(host); - host->card->state &= ~MMC_STATE_HIGHSPEED; - mmc_release_host(host); -+ -+ return 0; - } - - /* -@@ -584,7 +584,7 @@ static void mmc_sd_suspend(struct mmc_ho - * This function tries to determine if the same card is still present - * and, if so, restore all state to it. - */ --static void mmc_sd_resume(struct mmc_host *host) -+static int mmc_sd_resume(struct mmc_host *host) - { - int err; - -@@ -595,30 +595,63 @@ static void mmc_sd_resume(struct mmc_hos - err = mmc_sd_init_card(host, host->ocr, host->card); - mmc_release_host(host); - -- if (err) { -- mmc_sd_remove(host); -- -- mmc_claim_host(host); -- mmc_detach_bus(host); -- mmc_release_host(host); -- } -+ return err; -+} - -+static void mmc_sd_power_restore(struct mmc_host *host) -+{ -+ host->card->state &= ~MMC_STATE_HIGHSPEED; -+ mmc_claim_host(host); -+ mmc_sd_init_card(host, host->ocr, host->card); -+ mmc_release_host(host); - } - --#else -+#ifdef CONFIG_MMC_UNSAFE_RESUME - --#define mmc_sd_suspend NULL --#define mmc_sd_resume NULL -+static const struct mmc_bus_ops mmc_sd_ops = { -+ .remove = mmc_sd_remove, -+ .detect = mmc_sd_detect, -+ .suspend = mmc_sd_suspend, -+ .resume = mmc_sd_resume, -+ .power_restore = mmc_sd_power_restore, -+}; - --#endif -+static void mmc_sd_attach_bus_ops(struct mmc_host *host) -+{ -+ mmc_attach_bus(host, &mmc_sd_ops); -+} -+ -+#else - - static const struct mmc_bus_ops mmc_sd_ops = { - .remove = mmc_sd_remove, - .detect = mmc_sd_detect, -+ .suspend = NULL, -+ .resume = NULL, -+ .power_restore = mmc_sd_power_restore, -+}; -+ -+static const struct mmc_bus_ops mmc_sd_ops_unsafe = { -+ .remove = mmc_sd_remove, -+ .detect = mmc_sd_detect, - .suspend = mmc_sd_suspend, - .resume = mmc_sd_resume, -+ .power_restore = mmc_sd_power_restore, - }; - -+static void mmc_sd_attach_bus_ops(struct mmc_host *host) -+{ -+ const struct mmc_bus_ops *bus_ops; -+ -+ if (host->caps & MMC_CAP_NONREMOVABLE) -+ bus_ops = &mmc_sd_ops_unsafe; -+ else -+ bus_ops = &mmc_sd_ops; -+ mmc_attach_bus(host, bus_ops); -+} -+ -+#endif -+ - /* - * Starting point for SD card init. - */ -@@ -629,7 +662,7 @@ int mmc_attach_sd(struct mmc_host *host, - BUG_ON(!host); - WARN_ON(!host->claimed); - -- mmc_attach_bus(host, &mmc_sd_ops); -+ mmc_sd_attach_bus_ops(host); - - /* - * We need to get OCR a different way for SPI. ---- a/drivers/mmc/core/sdio_bus.c -+++ b/drivers/mmc/core/sdio_bus.c -@@ -20,9 +20,6 @@ - #include "sdio_cis.h" - #include "sdio_bus.h" - --#define dev_to_sdio_func(d) container_of(d, struct sdio_func, dev) --#define to_sdio_driver(d) container_of(d, struct sdio_driver, drv) -- - /* show configuration fields */ - #define sdio_config_attr(field, format_string) \ - static ssize_t \ -@@ -251,12 +248,15 @@ int sdio_add_func(struct sdio_func *func - /* - * Unregister a SDIO function with the driver model, and - * (eventually) free it. -+ * This function can be called through error paths where sdio_add_func() was -+ * never executed (because a failure occurred at an earlier point). - */ - void sdio_remove_func(struct sdio_func *func) - { -- if (sdio_func_present(func)) -- device_del(&func->dev); -+ if (!sdio_func_present(func)) -+ return; - -+ device_del(&func->dev); - put_device(&func->dev); - } - ---- a/drivers/mmc/core/sdio.c -+++ b/drivers/mmc/core/sdio.c -@@ -165,6 +165,29 @@ static int sdio_enable_wide(struct mmc_c - } - - /* -+ * If desired, disconnect the pull-up resistor on CD/DAT[3] (pin 1) -+ * of the card. This may be required on certain setups of boards, -+ * controllers and embedded sdio device which do not need the card's -+ * pull-up. As a result, card detection is disabled and power is saved. -+ */ -+static int sdio_disable_cd(struct mmc_card *card) -+{ -+ int ret; -+ u8 ctrl; -+ -+ if (!card->cccr.disable_cd) -+ return 0; -+ -+ ret = mmc_io_rw_direct(card, 0, 0, SDIO_CCCR_IF, 0, &ctrl); -+ if (ret) -+ return ret; -+ -+ ctrl |= SDIO_BUS_CD_DISABLE; -+ -+ return mmc_io_rw_direct(card, 1, 0, SDIO_CCCR_IF, ctrl, NULL); -+} -+ -+/* - * Test if the card supports high-speed mode and, if so, switch to it. - */ - static int sdio_enable_hs(struct mmc_card *card) -@@ -195,6 +218,135 @@ static int sdio_enable_hs(struct mmc_car - } - - /* -+ * Handle the detection and initialisation of a card. -+ * -+ * In the case of a resume, "oldcard" will contain the card -+ * we're trying to reinitialise. -+ */ -+static int mmc_sdio_init_card(struct mmc_host *host, u32 ocr, -+ struct mmc_card *oldcard) -+{ -+ struct mmc_card *card; -+ int err; -+ -+ BUG_ON(!host); -+ WARN_ON(!host->claimed); -+ -+ /* -+ * Inform the card of the voltage -+ */ -+ err = mmc_send_io_op_cond(host, host->ocr, &ocr); -+ if (err) -+ goto err; -+ -+ /* -+ * For SPI, enable CRC as appropriate. -+ */ -+ if (mmc_host_is_spi(host)) { -+ err = mmc_spi_set_crc(host, use_spi_crc); -+ if (err) -+ goto err; -+ } -+ -+ /* -+ * Allocate card structure. -+ */ -+ card = mmc_alloc_card(host, NULL); -+ if (IS_ERR(card)) { -+ err = PTR_ERR(card); -+ goto err; -+ } -+ -+ card->type = MMC_TYPE_SDIO; -+ -+ /* -+ * For native busses: set card RCA and quit open drain mode. -+ */ -+ if (!mmc_host_is_spi(host)) { -+ err = mmc_send_relative_addr(host, &card->rca); -+ if (err) -+ goto remove; -+ -+ mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL); -+ } -+ -+ /* -+ * Select card, as all following commands rely on that. -+ */ -+ if (!mmc_host_is_spi(host)) { -+ err = mmc_select_card(card); -+ if (err) -+ goto remove; -+ } -+ -+ /* -+ * Read the common registers. -+ */ -+ err = sdio_read_cccr(card); -+ if (err) -+ goto remove; -+ -+ /* -+ * Read the common CIS tuples. -+ */ -+ err = sdio_read_common_cis(card); -+ if (err) -+ goto remove; -+ -+ if (oldcard) { -+ int same = (card->cis.vendor == oldcard->cis.vendor && -+ card->cis.device == oldcard->cis.device); -+ mmc_remove_card(card); -+ if (!same) { -+ err = -ENOENT; -+ goto err; -+ } -+ card = oldcard; -+ return 0; -+ } -+ -+ /* -+ * Switch to high-speed (if supported). -+ */ -+ err = sdio_enable_hs(card); -+ if (err) -+ goto remove; -+ -+ /* -+ * Change to the card's maximum speed. -+ */ -+ if (mmc_card_highspeed(card)) { -+ /* -+ * The SDIO specification doesn't mention how -+ * the CIS transfer speed register relates to -+ * high-speed, but it seems that 50 MHz is -+ * mandatory. -+ */ -+ mmc_set_clock(host, 50000000); -+ } else { -+ mmc_set_clock(host, card->cis.max_dtr); -+ } -+ -+ /* -+ * Switch to wider bus (if supported). -+ */ -+ err = sdio_enable_wide(card); -+ if (err) -+ goto remove; -+ -+ if (!oldcard) -+ host->card = card; -+ return 0; -+ -+remove: -+ if (!oldcard) -+ mmc_remove_card(card); -+ -+err: -+ return err; -+} -+ -+/* - * Host is being removed. Free up the current card. - */ - static void mmc_sdio_remove(struct mmc_host *host) -@@ -243,10 +395,77 @@ static void mmc_sdio_detect(struct mmc_h - } - } - -+/* -+ * SDIO suspend. We need to suspend all functions separately. -+ * Therefore all registered functions must have drivers with suspend -+ * and resume methods. Failing that we simply remove the whole card. -+ */ -+static int mmc_sdio_suspend(struct mmc_host *host) -+{ -+ int i, err = 0; -+ -+ for (i = 0; i < host->card->sdio_funcs; i++) { -+ struct sdio_func *func = host->card->sdio_func[i]; -+ if (func && sdio_func_present(func) && func->dev.driver) { -+ const struct dev_pm_ops *pmops = func->dev.driver->pm; -+ if (!pmops || !pmops->suspend || !pmops->resume) { -+ /* force removal of entire card in that case */ -+ err = -ENOSYS; -+ } else -+ err = pmops->suspend(&func->dev); -+ if (err) -+ break; -+ } -+ } -+ while (err && --i >= 0) { -+ struct sdio_func *func = host->card->sdio_func[i]; -+ if (func && sdio_func_present(func) && func->dev.driver) { -+ const struct dev_pm_ops *pmops = func->dev.driver->pm; -+ pmops->resume(&func->dev); -+ } -+ } -+ -+ return err; -+} -+ -+static int mmc_sdio_resume(struct mmc_host *host) -+{ -+ int i, err; -+ -+ BUG_ON(!host); -+ BUG_ON(!host->card); -+ -+ /* Basic card reinitialization. */ -+ mmc_claim_host(host); -+ err = mmc_sdio_init_card(host, host->ocr, host->card); -+ mmc_release_host(host); -+ -+ /* -+ * If the card looked to be the same as before suspending, then -+ * we proceed to resume all card functions. If one of them returns -+ * an error then we simply return that error to the core and the -+ * card will be redetected as new. It is the responsibility of -+ * the function driver to perform further tests with the extra -+ * knowledge it has of the card to confirm the card is indeed the -+ * same as before suspending (same MAC address for network cards, -+ * etc.) and return an error otherwise. -+ */ -+ for (i = 0; !err && i < host->card->sdio_funcs; i++) { -+ struct sdio_func *func = host->card->sdio_func[i]; -+ if (func && sdio_func_present(func) && func->dev.driver) { -+ const struct dev_pm_ops *pmops = func->dev.driver->pm; -+ err = pmops->resume(&func->dev); -+ } -+ } -+ -+ return err; -+} - - static const struct mmc_bus_ops mmc_sdio_ops = { - .remove = mmc_sdio_remove, - .detect = mmc_sdio_detect, -+ .suspend = mmc_sdio_suspend, -+ .resume = mmc_sdio_resume, - }; - - -@@ -275,13 +494,6 @@ int mmc_attach_sdio(struct mmc_host *hos - ocr &= ~0x7F; - } - -- if (ocr & MMC_VDD_165_195) { -- printk(KERN_WARNING "%s: SDIO card claims to support the " -- "incompletely defined 'low voltage range'. This " -- "will be ignored.\n", mmc_hostname(host)); -- ocr &= ~MMC_VDD_165_195; -- } -- - host->ocr = mmc_select_voltage(host, ocr); - - /* -@@ -293,108 +505,31 @@ int mmc_attach_sdio(struct mmc_host *hos - } - - /* -- * Inform the card of the voltage -+ * Detect and init the card. - */ -- err = mmc_send_io_op_cond(host, host->ocr, &ocr); -+ err = mmc_sdio_init_card(host, host->ocr, NULL); - if (err) - goto err; -- -- /* -- * For SPI, enable CRC as appropriate. -- */ -- if (mmc_host_is_spi(host)) { -- err = mmc_spi_set_crc(host, use_spi_crc); -- if (err) -- goto err; -- } -+ card = host->card; - - /* - * The number of functions on the card is encoded inside - * the ocr. - */ - funcs = (ocr & 0x70000000) >> 28; -+ card->sdio_funcs = 0; - - /* -- * Allocate card structure. -- */ -- card = mmc_alloc_card(host, NULL); -- if (IS_ERR(card)) { -- err = PTR_ERR(card); -- goto err; -- } -- -- card->type = MMC_TYPE_SDIO; -- card->sdio_funcs = funcs; -- -- host->card = card; -- -- /* -- * For native busses: set card RCA and quit open drain mode. -+ * If needed, disconnect card detection pull-up resistor. - */ -- if (!mmc_host_is_spi(host)) { -- err = mmc_send_relative_addr(host, &card->rca); -- if (err) -- goto remove; -- -- mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL); -- } -- -- /* -- * Select card, as all following commands rely on that. -- */ -- if (!mmc_host_is_spi(host)) { -- err = mmc_select_card(card); -- if (err) -- goto remove; -- } -- -- /* -- * Read the common registers. -- */ -- err = sdio_read_cccr(card); -- if (err) -- goto remove; -- -- /* -- * Read the common CIS tuples. -- */ -- err = sdio_read_common_cis(card); -- if (err) -- goto remove; -- -- /* -- * Switch to high-speed (if supported). -- */ -- err = sdio_enable_hs(card); -- if (err) -- goto remove; -- -- /* -- * Change to the card's maximum speed. -- */ -- if (mmc_card_highspeed(card)) { -- /* -- * The SDIO specification doesn't mention how -- * the CIS transfer speed register relates to -- * high-speed, but it seems that 50 MHz is -- * mandatory. -- */ -- mmc_set_clock(host, 50000000); -- } else { -- mmc_set_clock(host, card->cis.max_dtr); -- } -- -- /* -- * Switch to wider bus (if supported). -- */ -- err = sdio_enable_wide(card); -+ err = sdio_disable_cd(card); - if (err) - goto remove; - - /* - * Initialize (but don't add) all present functions. - */ -- for (i = 0;i < funcs;i++) { -+ for (i = 0; i < funcs; i++, card->sdio_funcs++) { - err = sdio_init_func(host->card, i + 1); - if (err) - goto remove; ---- a/drivers/mmc/core/sdio_cis.c -+++ b/drivers/mmc/core/sdio_cis.c -@@ -29,6 +29,8 @@ static int cistpl_vers_1(struct mmc_card - unsigned i, nr_strings; - char **buffer, *string; - -+ /* Find all null-terminated (including zero length) strings in -+ the TPLLV1_INFO field. Trailing garbage is ignored. */ - buf += 2; - size -= 2; - -@@ -39,11 +41,8 @@ static int cistpl_vers_1(struct mmc_card - if (buf[i] == 0) - nr_strings++; - } -- -- if (buf[i-1] != '\0') { -- printk(KERN_WARNING "SDIO: ignoring broken CISTPL_VERS_1\n"); -+ if (nr_strings == 0) - return 0; -- } - - size = i; - -@@ -98,6 +97,22 @@ static const unsigned char speed_val[16] - static const unsigned int speed_unit[8] = - { 10000, 100000, 1000000, 10000000, 0, 0, 0, 0 }; - -+/* FUNCE tuples with these types get passed to SDIO drivers */ -+static const unsigned char funce_type_whitelist[] = { -+ 4 /* CISTPL_FUNCE_LAN_NODE_ID used in Broadcom cards */ -+}; -+ -+static int cistpl_funce_whitelisted(unsigned char type) -+{ -+ int i; -+ -+ for (i = 0; i < ARRAY_SIZE(funce_type_whitelist); i++) { -+ if (funce_type_whitelist[i] == type) -+ return 1; -+ } -+ return 0; -+} -+ - static int cistpl_funce_common(struct mmc_card *card, - const unsigned char *buf, unsigned size) - { -@@ -120,6 +135,10 @@ static int cistpl_funce_func(struct sdio - unsigned vsn; - unsigned min_size; - -+ /* let SDIO drivers take care of whitelisted FUNCE tuples */ -+ if (cistpl_funce_whitelisted(buf[0])) -+ return -EILSEQ; -+ - vsn = func->card->cccr.sdio_vsn; - min_size = (vsn == SDIO_SDIO_REV_1_00) ? 28 : 42; - -@@ -154,13 +173,12 @@ static int cistpl_funce(struct mmc_card - else - ret = cistpl_funce_common(card, buf, size); - -- if (ret) { -+ if (ret && ret != -EILSEQ) { - printk(KERN_ERR "%s: bad CISTPL_FUNCE size %u " - "type %u\n", mmc_hostname(card->host), size, buf[0]); -- return ret; - } - -- return 0; -+ return ret; - } - - typedef int (tpl_parse_t)(struct mmc_card *, struct sdio_func *, -@@ -253,21 +271,12 @@ static int sdio_read_cis(struct mmc_card - for (i = 0; i < ARRAY_SIZE(cis_tpl_list); i++) - if (cis_tpl_list[i].code == tpl_code) - break; -- if (i >= ARRAY_SIZE(cis_tpl_list)) { -- /* this tuple is unknown to the core */ -- this->next = NULL; -- this->code = tpl_code; -- this->size = tpl_link; -- *prev = this; -- prev = &this->next; -- printk(KERN_DEBUG -- "%s: queuing CIS tuple 0x%02x length %u\n", -- mmc_hostname(card->host), tpl_code, tpl_link); -- } else { -+ if (i < ARRAY_SIZE(cis_tpl_list)) { - const struct cis_tpl *tpl = cis_tpl_list + i; - if (tpl_link < tpl->min_size) { - printk(KERN_ERR -- "%s: bad CIS tuple 0x%02x (length = %u, expected >= %u)\n", -+ "%s: bad CIS tuple 0x%02x" -+ " (length = %u, expected >= %u)\n", - mmc_hostname(card->host), - tpl_code, tpl_link, tpl->min_size); - ret = -EINVAL; -@@ -275,7 +284,30 @@ static int sdio_read_cis(struct mmc_card - ret = tpl->parse(card, func, - this->data, tpl_link); - } -- kfree(this); -+ /* -+ * We don't need the tuple anymore if it was -+ * successfully parsed by the SDIO core or if it is -+ * not going to be parsed by SDIO drivers. -+ */ -+ if (!ret || ret != -EILSEQ) -+ kfree(this); -+ } else { -+ /* unknown tuple */ -+ ret = -EILSEQ; -+ } -+ -+ if (ret == -EILSEQ) { -+ /* this tuple is unknown to the core or whitelisted */ -+ this->next = NULL; -+ this->code = tpl_code; -+ this->size = tpl_link; -+ *prev = this; -+ prev = &this->next; -+ printk(KERN_DEBUG -+ "%s: queuing CIS tuple 0x%02x length %u\n", -+ mmc_hostname(card->host), tpl_code, tpl_link); -+ /* keep on analyzing tuples */ -+ ret = 0; - } - - ptr += tpl_link; ---- a/drivers/mmc/core/sdio_io.c -+++ b/drivers/mmc/core/sdio_io.c -@@ -624,7 +624,7 @@ void sdio_f0_writeb(struct sdio_func *fu - - BUG_ON(!func); - -- if (addr < 0xF0 || addr > 0xFF) { -+ if ((addr < 0xF0 || addr > 0xFF) && (!mmc_card_lenient_fn0(func->card))) { - if (err_ret) - *err_ret = -EINVAL; - return; ---- a/drivers/mmc/host/Kconfig -+++ b/drivers/mmc/host/Kconfig -@@ -55,6 +55,17 @@ config MMC_SDHCI_PCI - - If unsure, say N. - -+config MMC_SDHCI_CNS3XXX -+ tristate "SDHCI support on CNS3XXX" -+ depends on MMC_SDHCI && ARCH_CNS3XXX -+ help -+ This selects the Secure Digital Host Controller Interface (SDHCI) -+ in Cavium Networks CNS3XXX SOCs. -+ -+ If you have a controller with this interface, say Y or M here. -+ -+ If unsure, say N. -+ - config MMC_RICOH_MMC - tristate "Ricoh MMC Controller Disabler (EXPERIMENTAL)" - depends on MMC_SDHCI_PCI ---- a/drivers/mmc/host/Makefile -+++ b/drivers/mmc/host/Makefile -@@ -12,6 +12,7 @@ obj-$(CONFIG_MMC_IMX) += imxmmc.o - obj-$(CONFIG_MMC_MXC) += mxcmmc.o - obj-$(CONFIG_MMC_SDHCI) += sdhci.o - obj-$(CONFIG_MMC_SDHCI_PCI) += sdhci-pci.o -+obj-$(CONFIG_MMC_SDHCI_CNS3XXX) += sdhci-cns3xxx.o - obj-$(CONFIG_MMC_RICOH_MMC) += ricoh_mmc.o - obj-$(CONFIG_MMC_SDHCI_OF) += sdhci-of.o - obj-$(CONFIG_MMC_SDHCI_PLTFM) += sdhci-pltfm.o ---- a/drivers/mmc/host/sdhci.c -+++ b/drivers/mmc/host/sdhci.c -@@ -27,6 +27,15 @@ - - #define DRIVER_NAME "sdhci" - -+#define SDHCI_DEBUG -+#undef SDHCI_DEBUG -+ -+#ifdef SDHCI_DEBUG -+#define sd_printk(x...) printk(x) -+#else -+#define sd_printk(x...) do { } while(0) -+#endif -+ - #define DBG(f, x...) \ - pr_debug(DRIVER_NAME " [%s()]: " f, __func__,## x) - -@@ -43,6 +52,39 @@ static void sdhci_finish_data(struct sdh - static void sdhci_send_command(struct sdhci_host *, struct mmc_command *); - static void sdhci_finish_command(struct sdhci_host *); - -+static void sdhci_dumpallregs(struct sdhci_host *host) -+{ -+#ifdef SDHCI_DEBUG -+ printk(" _______________________________________________\n"); -+ -+ printk(" 0x00: 0x%08x | 0x04: 0x%08x\n", sdhci_readl(host, 0x00), sdhci_readl(host, 0x04)); -+ printk(" 0x08: 0x%08x | 0x0C: 0x%08x\n", sdhci_readl(host, 0x08), sdhci_readl(host, 0x0C)); -+ printk(" 0x10: 0x%08x | 0x14: 0x%08x\n", sdhci_readl(host, 0x10), sdhci_readl(host, 0x14)); -+ printk(" 0x18: 0x%08x | 0x1C: 0x%08x\n", sdhci_readl(host, 0x18), sdhci_readl(host, 0x1C)); -+ printk(" -----------------| 0x24: 0x%08x\n", sdhci_readl(host, 0x24)); -+ printk(" 0x28: 0x%08x | 0x2C: 0x%08x\n", sdhci_readl(host, 0x28), sdhci_readl(host, 0x2C)); -+ printk(" 0x30: 0x%08x | 0x34: 0x%08x\n", sdhci_readl(host, 0x30), sdhci_readl(host, 0x34)); -+ printk(" 0x38: 0x%08x | 0x3C: 0x%08x\n", sdhci_readl(host, 0x38), sdhci_readl(host, 0x3C)); -+ printk(" 0x40: 0x%08x | 0x44: 0x%08x\n", sdhci_readl(host, 0x40), sdhci_readl(host, 0x44)); -+ printk(" 0x48: 0x%08x | 0x4C: 0x%08x\n", sdhci_readl(host, 0x48), sdhci_readl(host, 0x4C)); -+ printk(" 0x50: 0x%08x | 0xFC: 0x%08x\n", sdhci_readl(host, 0x50), sdhci_readl(host, 0xFC)); -+//#else -+ printk(KERN_DEBUG " _______________________________________________\n"); -+ -+ printk(KERN_DEBUG " 0x00: 0x%08x | 0x04: 0x%08x\n", sdhci_readl(host, 0x00), sdhci_readl(host, 0x04)); -+ printk(KERN_DEBUG " 0x08: 0x%08x | 0x0C: 0x%08x\n", sdhci_readl(host, 0x08), sdhci_readl(host, 0x0C)); -+ printk(KERN_DEBUG " 0x10: 0x%08x | 0x14: 0x%08x\n", sdhci_readl(host, 0x10), sdhci_readl(host, 0x14)); -+ printk(KERN_DEBUG " 0x18: 0x%08x | 0x1C: 0x%08x\n", sdhci_readl(host, 0x18), sdhci_readl(host, 0x1C)); -+ printk(KERN_DEBUG " -----------------| 0x24: 0x%08x\n", sdhci_readl(host, 0x24)); -+ printk(KERN_DEBUG " 0x28: 0x%08x | 0x2C: 0x%08x\n", sdhci_readl(host, 0x28), sdhci_readl(host, 0x2C)); -+ printk(KERN_DEBUG " 0x30: 0x%08x | 0x34: 0x%08x\n", sdhci_readl(host, 0x30), sdhci_readl(host, 0x34)); -+ printk(KERN_DEBUG " 0x38: 0x%08x | 0x3C: 0x%08x\n", sdhci_readl(host, 0x38), sdhci_readl(host, 0x3C)); -+ printk(KERN_DEBUG " 0x40: 0x%08x | 0x44: 0x%08x\n", sdhci_readl(host, 0x40), sdhci_readl(host, 0x44)); -+ printk(KERN_DEBUG " 0x48: 0x%08x | 0x4C: 0x%08x\n", sdhci_readl(host, 0x48), sdhci_readl(host, 0x4C)); -+ printk(KERN_DEBUG " 0x50: 0x%08x | 0xFC: 0x%08x\n", sdhci_readl(host, 0x50), sdhci_readl(host, 0xFC)); -+#endif -+} -+ - static void sdhci_dumpregs(struct sdhci_host *host) - { - printk(KERN_DEBUG DRIVER_NAME ": ============== REGISTER DUMP ==============\n"); -@@ -591,6 +633,9 @@ static u8 sdhci_calc_timeout(struct sdhc - target_timeout = data->timeout_ns / 1000 + - data->timeout_clks / host->clock; - -+ if (host->quirks & SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK) -+ host->timeout_clk = host->clock / 1000; -+ - /* - * Figure out needed cycles. - * We do this in steps in order to fit inside a 32 bit int. -@@ -622,7 +667,7 @@ static u8 sdhci_calc_timeout(struct sdhc - static void sdhci_set_transfer_irqs(struct sdhci_host *host) - { - u32 pio_irqs = SDHCI_INT_DATA_AVAIL | SDHCI_INT_SPACE_AVAIL; -- u32 dma_irqs = SDHCI_INT_DMA_END | SDHCI_INT_ADMA_ERROR; -+ u32 dma_irqs = SDHCI_INT_DMA_END | SDHCI_INT_ACMD12ERR | SDHCI_INT_ADMA_ERROR; - - if (host->flags & SDHCI_REQ_USE_DMA) - sdhci_clear_set_irqs(host, pio_irqs, dma_irqs); -@@ -652,7 +697,7 @@ static void sdhci_prepare_data(struct sd - count = sdhci_calc_timeout(host, data); - sdhci_writeb(host, count, SDHCI_TIMEOUT_CONTROL); - -- if (host->flags & SDHCI_USE_DMA) -+ if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) - host->flags |= SDHCI_REQ_USE_DMA; - - /* -@@ -736,11 +781,21 @@ static void sdhci_prepare_data(struct sd - } else { - int sg_cnt; - -+ sd_printk("[SDHCI_DEBUG] dma_map_sg(), mmc_dev(host->mmc) = %p \n", mmc_dev(host->mmc)); -+ sd_printk("[SDHCI_DEBUG] dma_map_sg(), data->sg = %p \n", data->sg); -+ sd_printk("[SDHCI_DEBUG] dma_map_sg(), data->sg_len = %d \n", data->sg_len); - sg_cnt = dma_map_sg(mmc_dev(host->mmc), - data->sg, data->sg_len, - (data->flags & MMC_DATA_READ) ? - DMA_FROM_DEVICE : - DMA_TO_DEVICE); -+ if (data->sg == NULL) { -+ sd_printk("[SDHCI_DEBUG] dma_map_sg(), data->sg = (NULL) \n"); -+ return; -+ } -+ sd_printk("[SDHCI_DEBUG] dma_map_sg(), data->sg = %p \n", data->sg); -+ sd_printk("[SDHCI_DEBUG] dma_map_sg(), sg_cnt = %d \n", sg_cnt); -+ - if (sg_cnt == 0) { - /* - * This only happens when someone fed -@@ -750,6 +805,7 @@ static void sdhci_prepare_data(struct sd - host->flags &= ~SDHCI_REQ_USE_DMA; - } else { - WARN_ON(sg_cnt != 1); -+ sd_printk("[SDHCI_DEBUG] sg_dma_address() => %08x \n", sg_dma_address(data->sg)); - sdhci_writel(host, sg_dma_address(data->sg), - SDHCI_DMA_ADDRESS); - } -@@ -763,14 +819,32 @@ static void sdhci_prepare_data(struct sd - */ - if (host->version >= SDHCI_SPEC_200) { - ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL); -+#ifdef SDHCI_USE_LEDS_CLASS -+ ctrl |= SDHCI_CTRL_LED; -+#else -+ ctrl &= ~SDHCI_CTRL_LED; -+#endif - ctrl &= ~SDHCI_CTRL_DMA_MASK; - if ((host->flags & SDHCI_REQ_USE_DMA) && - (host->flags & SDHCI_USE_ADMA)) - ctrl |= SDHCI_CTRL_ADMA32; - else - ctrl |= SDHCI_CTRL_SDMA; -+ - sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL); -- } -+ } else if (host->version == SDHCI_SPEC_100) { -+ ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL); -+#ifdef SDHCI_USE_LEDS_CLASS -+ ctrl |= SDHCI_CTRL_LED; -+#else -+ ctrl &= ~SDHCI_CTRL_LED; -+#endif -+ ctrl &= ~SDHCI_CTRL_DMA_MASK; -+ if (host->flags & SDHCI_REQ_USE_DMA) -+ ctrl |= SDHCI_CTRL_SDMA; -+ -+ sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL); -+ } - - if (!(host->flags & SDHCI_REQ_USE_DMA)) { - int flags; -@@ -795,15 +869,26 @@ static void sdhci_set_transfer_mode(stru - struct mmc_data *data) - { - u16 mode; -+ u8 bgctrl; - - if (data == NULL) - return; - - WARN_ON(!host->data); - -+ bgctrl = sdhci_readb(host, SDHCI_BLOCK_GAP_CONTROL); -+ if (host->quirks & SDHCI_QUIRK_READ_WAIT_CTRL) -+ bgctrl |= SDHCI_READ_WAIT_CTRL; -+ sdhci_writeb(host, bgctrl, SDHCI_BLOCK_GAP_CONTROL); -+ - mode = SDHCI_TRNS_BLK_CNT_EN; -- if (data->blocks > 1) -+ -+ if (data->blocks > 1) { - mode |= SDHCI_TRNS_MULTI; -+ -+ if (host->quirks & SDHCI_QUIRK_AUTO_CMD12) -+ mode |= SDHCI_TRNS_ACMD12; -+ } - if (data->flags & MMC_DATA_READ) - mode |= SDHCI_TRNS_READ; - if (host->flags & SDHCI_REQ_USE_DMA) -@@ -812,6 +897,20 @@ static void sdhci_set_transfer_mode(stru - sdhci_writew(host, mode, SDHCI_TRANSFER_MODE); - } - -+static void shdci_check_dma_overrun(struct sdhci_host *host, struct mmc_data *data) -+{ -+ u32 dma_pos = sdhci_readl(host, SDHCI_DMA_ADDRESS); -+ u32 dma_start = sg_dma_address(data->sg); -+ u32 dma_end = dma_start + data->sg->length; -+ -+ /* Test whether we ended up moving more data than was originally requested. */ -+ if (dma_pos <= dma_end) -+ return; -+ -+ printk(KERN_ERR "%s: dma overrun, dma %08x, req %08x..%08x\n", -+ mmc_hostname(host->mmc), dma_pos, dma_start, dma_end); -+} -+ - static void sdhci_finish_data(struct sdhci_host *host) - { - struct mmc_data *data; -@@ -825,6 +924,9 @@ static void sdhci_finish_data(struct sdh - if (host->flags & SDHCI_USE_ADMA) - sdhci_adma_table_post(host, data); - else { -+ shdci_check_dma_overrun(host, data); -+ -+ sd_printk("[SDHCI_DEBUG] dma_unmap_sg(), data->sg_len = %d \n", data->sg_len); - dma_unmap_sg(mmc_dev(host->mmc), data->sg, - data->sg_len, (data->flags & MMC_DATA_READ) ? - DMA_FROM_DEVICE : DMA_TO_DEVICE); -@@ -866,12 +968,16 @@ static void sdhci_send_command(struct sd - - WARN_ON(host->cmd); - -+ sd_printk("[SDHCI_DEBUG] sdhci_send_command() \n"); -+ - /* Wait max 10 ms */ - timeout = 10; - - mask = SDHCI_CMD_INHIBIT; - if ((cmd->data != NULL) || (cmd->flags & MMC_RSP_BUSY)) - mask |= SDHCI_DATA_INHIBIT; -+ if ((cmd->data != NULL)) -+ mask |= SDHCI_DATA_INHIBIT; - - /* We shouldn't wait for data inihibit for stop commands, even - though they might use busy signaling */ -@@ -925,7 +1031,11 @@ static void sdhci_send_command(struct sd - if (cmd->data) - flags |= SDHCI_CMD_DATA; - -+ sd_printk("[SDHCI_DEBUG] sdhci_send_command() => %08x \n", SDHCI_MAKE_CMD(cmd->opcode, flags)); -+ sdhci_dumpallregs(host); - sdhci_writew(host, SDHCI_MAKE_CMD(cmd->opcode, flags), SDHCI_COMMAND); -+ sd_printk("[SDHCI_DEBUG] sdhci_send_command(): After issue command \n"); -+ sdhci_dumpallregs(host); - } - - static void sdhci_finish_command(struct sdhci_host *host) -@@ -934,6 +1044,8 @@ static void sdhci_finish_command(struct - - BUG_ON(host->cmd == NULL); - -+ sd_printk("[SDHCI_DEBUG] sdhci_finish_command() \n"); -+ - if (host->cmd->flags & MMC_RSP_PRESENT) { - if (host->cmd->flags & MMC_RSP_136) { - /* CRC is stripped so we need to do some shifting. */ -@@ -991,8 +1103,8 @@ static void sdhci_set_clock(struct sdhci - clk |= SDHCI_CLOCK_INT_EN; - sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL); - -- /* Wait max 10 ms */ -- timeout = 10; -+ /* Wait max 20 ms */ -+ timeout = 20; - while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL)) - & SDHCI_CLOCK_INT_STABLE)) { - if (timeout == 0) { -@@ -1154,6 +1266,12 @@ static void sdhci_set_ios(struct mmc_hos - else - ctrl &= ~SDHCI_CTRL_HISPD; - -+#ifdef SDHCI_USE_LEDS_CLASS -+ ctrl |= SDHCI_CTRL_LED; -+#else -+ ctrl &= ~SDHCI_CTRL_LED; -+#endif -+ - sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL); - - /* -@@ -1321,7 +1439,11 @@ static void sdhci_timeout_timer(unsigned - if (host->mrq) { - printk(KERN_ERR "%s: Timeout waiting for hardware " - "interrupt.\n", mmc_hostname(host->mmc)); -+#ifdef SDHCI_DEBUG -+ sdhci_dumpallregs(host); -+#else - sdhci_dumpregs(host); -+#endif - - if (host->data) { - host->data->error = -ETIMEDOUT; -@@ -1508,6 +1630,10 @@ static irqreturn_t sdhci_irq(int irq, vo - DBG("*** %s got interrupt: 0x%08x\n", - mmc_hostname(host->mmc), intmask); - -+#ifdef SDHCI_DEBUG -+ printk("*** %s got interrupt: 0x%08x\n", mmc_hostname(host->mmc), intmask); -+#endif -+ - if (intmask & (SDHCI_INT_CARD_INSERT | SDHCI_INT_CARD_REMOVE)) { - sdhci_writel(host, intmask & (SDHCI_INT_CARD_INSERT | - SDHCI_INT_CARD_REMOVE), SDHCI_INT_STATUS); -@@ -1597,7 +1723,7 @@ int sdhci_resume_host(struct sdhci_host - { - int ret; - -- if (host->flags & SDHCI_USE_DMA) { -+ if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) { - if (host->ops->enable_dma) - host->ops->enable_dma(host); - } -@@ -1678,23 +1804,20 @@ int sdhci_add_host(struct sdhci_host *ho - caps = sdhci_readl(host, SDHCI_CAPABILITIES); - - if (host->quirks & SDHCI_QUIRK_FORCE_DMA) -- host->flags |= SDHCI_USE_DMA; -- else if (!(caps & SDHCI_CAN_DO_DMA)) -- DBG("Controller doesn't have DMA capability\n"); -+ host->flags |= SDHCI_USE_SDMA; -+ else if (!(caps & SDHCI_CAN_DO_SDMA)) -+ DBG("Controller doesn't have SDMA capability\n"); - else -- host->flags |= SDHCI_USE_DMA; -+ host->flags |= SDHCI_USE_SDMA; - - if ((host->quirks & SDHCI_QUIRK_BROKEN_DMA) && -- (host->flags & SDHCI_USE_DMA)) { -+ (host->flags & SDHCI_USE_SDMA)) { - DBG("Disabling DMA as it is marked broken\n"); -- host->flags &= ~SDHCI_USE_DMA; -+ host->flags &= ~SDHCI_USE_SDMA; - } - -- if (host->flags & SDHCI_USE_DMA) { -- if ((host->version >= SDHCI_SPEC_200) && -- (caps & SDHCI_CAN_DO_ADMA2)) -- host->flags |= SDHCI_USE_ADMA; -- } -+ if ((host->version >= SDHCI_SPEC_200) && (caps & SDHCI_CAN_DO_ADMA2)) -+ host->flags |= SDHCI_USE_ADMA; - - if ((host->quirks & SDHCI_QUIRK_BROKEN_ADMA) && - (host->flags & SDHCI_USE_ADMA)) { -@@ -1702,13 +1825,14 @@ int sdhci_add_host(struct sdhci_host *ho - host->flags &= ~SDHCI_USE_ADMA; - } - -- if (host->flags & SDHCI_USE_DMA) { -+ if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) { - if (host->ops->enable_dma) { - if (host->ops->enable_dma(host)) { - printk(KERN_WARNING "%s: No suitable DMA " - "available. Falling back to PIO.\n", - mmc_hostname(mmc)); -- host->flags &= ~(SDHCI_USE_DMA | SDHCI_USE_ADMA); -+ host->flags &= -+ ~(SDHCI_USE_SDMA | SDHCI_USE_ADMA); - } - } - } -@@ -1736,7 +1860,7 @@ int sdhci_add_host(struct sdhci_host *ho - * mask, but PIO does not need the hw shim so we set a new - * mask here in that case. - */ -- if (!(host->flags & SDHCI_USE_DMA)) { -+ if (!(host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA))) { - host->dma_mask = DMA_BIT_MASK(64); - mmc_dev(host->mmc)->dma_mask = &host->dma_mask; - } -@@ -1757,13 +1881,15 @@ int sdhci_add_host(struct sdhci_host *ho - host->timeout_clk = - (caps & SDHCI_TIMEOUT_CLK_MASK) >> SDHCI_TIMEOUT_CLK_SHIFT; - if (host->timeout_clk == 0) { -- if (!host->ops->get_timeout_clock) { -+ if (host->ops->get_timeout_clock) { -+ host->timeout_clk = host->ops->get_timeout_clock(host); -+ } else if (!(host->quirks & -+ SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK)) { - printk(KERN_ERR - "%s: Hardware doesn't specify timeout clock " - "frequency.\n", mmc_hostname(mmc)); - return -ENODEV; - } -- host->timeout_clk = host->ops->get_timeout_clock(host); - } - if (caps & SDHCI_TIMEOUT_CLK_UNIT) - host->timeout_clk *= 1000; -@@ -1772,7 +1898,8 @@ int sdhci_add_host(struct sdhci_host *ho - * Set host parameters. - */ - mmc->ops = &sdhci_ops; -- if (host->ops->get_min_clock) -+ if (host->quirks & SDHCI_QUIRK_NONSTANDARD_CLOCK && -+ host->ops->set_clock && host->ops->get_min_clock) - mmc->f_min = host->ops->get_min_clock(host); - else - mmc->f_min = host->max_clk / 256; -@@ -1810,7 +1937,7 @@ int sdhci_add_host(struct sdhci_host *ho - */ - if (host->flags & SDHCI_USE_ADMA) - mmc->max_hw_segs = 128; -- else if (host->flags & SDHCI_USE_DMA) -+ else if (host->flags & SDHCI_USE_SDMA) - mmc->max_hw_segs = 1; - else /* PIO */ - mmc->max_hw_segs = 128; -@@ -1893,10 +2020,10 @@ int sdhci_add_host(struct sdhci_host *ho - - mmc_add_host(mmc); - -- printk(KERN_INFO "%s: SDHCI controller on %s [%s] using %s%s\n", -+ printk(KERN_INFO "%s: SDHCI controller on %s [%s] using %s\n", - mmc_hostname(mmc), host->hw_name, dev_name(mmc_dev(mmc)), -- (host->flags & SDHCI_USE_ADMA)?"A":"", -- (host->flags & SDHCI_USE_DMA)?"DMA":"PIO"); -+ (host->flags & SDHCI_USE_ADMA) ? "ADMA" : -+ (host->flags & SDHCI_USE_SDMA) ? "SDMA" : "PIO"); - - sdhci_enable_card_detection(host); - ---- /dev/null -+++ b/drivers/mmc/host/sdhci-cns3xxx.c -@@ -0,0 +1,313 @@ -+/******************************************************************************* -+ * -+ * drivers/mmc/host/sdhci-cns3xxx.c -+ * -+ * SDHCI support for the CNS3XXX SOCs -+ * -+ * Author: Scott Shu -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#include <linux/delay.h> -+#include <linux/highmem.h> -+#include <linux/platform_device.h> -+#include <linux/dma-mapping.h> -+ -+#include <linux/mmc/host.h> -+ -+#include <asm/scatterlist.h> -+#include <asm/io.h> -+#include <linux/interrupt.h> -+ -+#include <mach/sdhci.h> -+#include <mach/pm.h> -+ -+#include "sdhci.h" -+ -+//#define DEBUG -+ -+#define MAX_BUS_CLK (4) -+ -+static unsigned __initdata use_dma = 0; -+ -+struct sdhci_cns3xxx { -+ struct sdhci_host *host; -+ struct platform_device *pdev; -+ struct resource *ioarea; -+ struct cns3xxx_sdhci_platdata *pdata; -+ struct clk *clk_io; -+ struct clk *clk_bus[MAX_BUS_CLK]; -+}; -+ -+static unsigned int sdhci_cns3xxx_get_max_clk(struct sdhci_host *host) -+{ -+ int clk = 50000000; -+ -+ return clk; -+} -+ -+static unsigned int sdhci_cns3xxx_get_timeout_clk(struct sdhci_host *host) -+{ -+ return sdhci_cns3xxx_get_max_clk(host) / 100000; -+} -+ -+/* -+ * sdhci_cns3xxx_set_clock - callback on clock change -+ * -+ * When the card's clock is going to be changed, look at the new frequency -+ * and find the best clock source to go with it. -+ */ -+static void sdhci_cns3xxx_set_clock(struct sdhci_host *host, unsigned int clock) -+{ -+ u16 clk; -+ unsigned long timeout; -+ -+ if (clock == host->clock) -+ return; -+ -+ sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL); -+ -+ if (clock == 0) -+ goto out; -+#if 1 -+ clk = 0x03 << SDHCI_DIVIDER_SHIFT; /* base clock divided by 3 */ -+#else -+ /* high speed mode or normal speed mode */ -+ if (0x4 & sdhci_readw(host, 0x28)) { -+ clk = 0x03 << SDHCI_DIVIDER_SHIFT; /* base clock divided by 3 */ -+ } else { -+ clk = 0x02 << SDHCI_DIVIDER_SHIFT; /* base clock divided by 4 */ -+ } -+#endif -+ clk |= SDHCI_CLOCK_INT_EN; -+ sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL); -+ -+ timeout = 10; -+ while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL)) -+ & SDHCI_CLOCK_INT_STABLE)) { -+ if (timeout == 0) { -+ return; -+ } -+ timeout--; -+ mdelay(1); -+ } -+ -+ clk |= SDHCI_CLOCK_CARD_EN; -+ sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL); -+ -+ host->timeout_clk = sdhci_cns3xxx_get_timeout_clk(host); -+out: -+ host->clock = clock; -+} -+ -+static struct sdhci_ops sdhci_cns3xxx_ops = { -+ .get_max_clock = sdhci_cns3xxx_get_max_clk, -+ .get_timeout_clock = sdhci_cns3xxx_get_timeout_clk, -+ .set_clock = sdhci_cns3xxx_set_clock, -+}; -+ -+static int __devinit sdhci_cns3xxx_probe(struct platform_device *pdev) -+{ -+ struct cns3xxx_sdhci_platdata *pdata = pdev->dev.platform_data; -+ struct device *dev = &pdev->dev; -+ struct sdhci_host *host; -+ struct sdhci_cns3xxx *sc; -+ struct resource *res; -+ int ret, irq; -+ -+ if (!pdata) { -+ dev_err(dev, "no device data specified\n"); -+ return -ENOENT; -+ } -+ -+ irq = platform_get_irq(pdev, 0); -+ if (irq < 0) { -+ dev_err(dev, "no irq specified\n"); -+ return irq; -+ } -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(dev, "no memory specified\n"); -+ return -ENOENT; -+ } -+ -+ host = sdhci_alloc_host(dev, sizeof(*sc)); -+ if (IS_ERR(host)) { -+ dev_err(dev, "sdhci_alloc_host() failed\n"); -+ return PTR_ERR(host); -+ } -+ -+ sc = sdhci_priv(host); -+ -+ sc->host = host; -+ sc->pdev = pdev; -+ sc->pdata = pdata; -+ -+ platform_set_drvdata(pdev, host); -+ -+ sc->ioarea = request_mem_region(res->start, resource_size(res), mmc_hostname(host->mmc)); -+ if (!sc->ioarea) { -+ dev_err(dev, "failed to reserve register area\n"); -+ ret = -ENXIO; -+ goto err_req_regs; -+ } -+ -+ host->ioaddr = ioremap_nocache(res->start, resource_size(res)); -+ if (!host->ioaddr) { -+ dev_err(dev, "failed to map registers\n"); -+ ret = -ENXIO; -+ goto err_req_regs; -+ } -+ -+ host->hw_name = "cns3xxx"; -+ host->ops = &sdhci_cns3xxx_ops; -+ host->quirks = 0; -+ host->irq = irq; -+ -+ if (use_dma != 1) { -+ host->quirks |= SDHCI_QUIRK_BROKEN_DMA; -+ host->quirks |= SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK; -+ } else { -+ host->quirks |= SDHCI_QUIRK_FORCE_DMA; -+ host->quirks |= SDHCI_QUIRK_BROKEN_ADMA; -+ host->quirks |= (SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_32BIT_DMA_SIZE); -+ host->quirks |= SDHCI_QUIRK_NO_BUSY_IRQ; -+ //host->quirks |= SDHCI_QUIRK_FORCE_BLK_SZ_2048; -+ //host->quirks |= SDHCI_QUIRK_NO_MULTIBLOCK; -+ host->quirks |= SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK; -+ host->quirks |= SDHCI_QUIRK_AUTO_CMD12; -+ host->quirks |= SDHCI_QUIRK_READ_WAIT_CTRL; -+ } -+ -+ //host->quirks |= SDHCI_QUIRK_INVERTED_WRITE_PROTECT; -+ -+ host->quirks |= SDHCI_QUIRK_NONSTANDARD_CLOCK; -+ -+ host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION; -+ -+ ret = sdhci_add_host(host); -+ if (ret) { -+ dev_err(dev, "sdhci_add_host() failed (%d)\n", ret); -+ goto err_add_host; -+ } -+ -+ return 0; -+ -+err_add_host: -+ free_irq(host->irq, host); -+ iounmap(host->ioaddr); -+ release_resource(sc->ioarea); -+ kfree(sc->ioarea); -+ -+err_req_regs: -+ sdhci_free_host(host); -+ -+ return ret; -+} -+ -+static int __devexit sdhci_cns3xxx_remove(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ struct sdhci_host *host = dev_get_drvdata(dev); -+ struct resource *res; -+ -+ pr_debug("%s: remove=%p\n", __func__, pdev); -+ -+ sdhci_remove_host(host, 0); -+ sdhci_free_host(host); -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ release_mem_region(res->start, resource_size(res)); -+ -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+ -+static int sdhci_cns3xxx_suspend(struct platform_device *dev, pm_message_t state) -+{ -+ -+ return 0; -+} -+ -+static int sdhci_cns3xxx_resume(struct platform_device *dev) -+{ -+ -+ return 0; -+} -+ -+#else -+#define sdhci_cns3xxx_suspend NULL -+#define sdhci_cns3xxx_resume NULL -+#endif /* CONFIG_PM */ -+ -+static struct platform_driver sdhci_cns3xxx_driver = { -+ .probe = sdhci_cns3xxx_probe, -+ .remove = __devexit_p(sdhci_cns3xxx_remove), -+ .suspend = sdhci_cns3xxx_suspend, -+ .resume = sdhci_cns3xxx_resume, -+ .driver = { -+ .name = "cns3xxx-sdhci", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static char banner[] __initdata = KERN_INFO "cns3xxx-sdhci, (c) 2009 Cavium Networks\n"; -+ -+static int __init sdhci_cns3xxx_init(void) -+{ -+#ifdef CONFIG_SILICON -+ unsigned long gpioapin = __raw_readl((void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0014));; -+#else -+ unsigned long status = __raw_readl((void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0700)); -+#endif -+ -+ printk(banner); -+ -+#ifdef CONFIG_SILICON -+ /* MMC/SD pins share with GPIOA */ -+ __raw_writel(gpioapin | (0x1fff0004), (void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0014)); -+ cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SDIO)); -+ cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SDIO)); -+#else -+ /* insert a delay on SDIO output interface (only for FPGA mode & high-speed mode) */ -+ __raw_writel(status | (1 << 4), (void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0700)); -+#endif -+ return platform_driver_register(&sdhci_cns3xxx_driver); -+} -+ -+static void __exit sdhci_cns3xxx_exit(void) -+{ -+ platform_driver_unregister(&sdhci_cns3xxx_driver); -+} -+ -+module_init(sdhci_cns3xxx_init); -+module_exit(sdhci_cns3xxx_exit); -+ -+module_param(use_dma, uint, 0); -+ -+MODULE_AUTHOR("Scott Shu"); -+MODULE_DESCRIPTION("Cavium Networks CNS3XXX SDHCI glue"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS("platform:cns3xxx-sdhci"); -+ -+MODULE_PARM_DESC(use_dma, "Whether to use DMA or not. Default = 0"); ---- a/drivers/mmc/host/sdhci.h -+++ b/drivers/mmc/host/sdhci.h -@@ -8,6 +8,8 @@ - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - */ -+#ifndef __SDHCI_H -+#define __SDHCI_H - - #include <linux/scatterlist.h> - #include <linux/compiler.h> -@@ -78,6 +80,7 @@ - #define SDHCI_POWER_330 0x0E - - #define SDHCI_BLOCK_GAP_CONTROL 0x2A -+#define SDHCI_READ_WAIT_CTRL 0x04 - - #define SDHCI_WAKE_UP_CONTROL 0x2B - -@@ -143,7 +146,7 @@ - #define SDHCI_CAN_DO_ADMA2 0x00080000 - #define SDHCI_CAN_DO_ADMA1 0x00100000 - #define SDHCI_CAN_DO_HISPD 0x00200000 --#define SDHCI_CAN_DO_DMA 0x00400000 -+#define SDHCI_CAN_DO_SDMA 0x00400000 - #define SDHCI_CAN_VDD_330 0x01000000 - #define SDHCI_CAN_VDD_300 0x02000000 - #define SDHCI_CAN_VDD_180 0x04000000 -@@ -232,6 +235,12 @@ struct sdhci_host { - #define SDHCI_QUIRK_FORCE_1_BIT_DATA (1<<22) - /* Controller needs 10ms delay between applying power and clock */ - #define SDHCI_QUIRK_DELAY_AFTER_POWER (1<<23) -+/* Controller uses SDCLK instead of TMCLK for data timeouts */ -+#define SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK (1<<24) -+/* Controller uses Auto CMD12 */ -+#define SDHCI_QUIRK_AUTO_CMD12 (1<<25) -+/* Controller uses read wait control protocol */ -+#define SDHCI_QUIRK_READ_WAIT_CTRL (1<<26) - - int irq; /* Device IRQ */ - void __iomem * ioaddr; /* Mapped address */ -@@ -250,7 +259,7 @@ struct sdhci_host { - spinlock_t lock; /* Mutex */ - - int flags; /* Host attributes */ --#define SDHCI_USE_DMA (1<<0) /* Host is DMA capable */ -+#define SDHCI_USE_SDMA (1<<0) /* Host is SDMA capable */ - #define SDHCI_USE_ADMA (1<<1) /* Host is ADMA capable */ - #define SDHCI_REQ_USE_DMA (1<<2) /* Use DMA for this req. */ - #define SDHCI_DEVICE_DEAD (1<<3) /* Device unresponsive */ -@@ -406,3 +415,5 @@ extern void sdhci_remove_host(struct sdh - extern int sdhci_suspend_host(struct sdhci_host *host, pm_message_t state); - extern int sdhci_resume_host(struct sdhci_host *host); - #endif -+ -+#endif /* __SDHCI_H */ ---- a/include/linux/mmc/card.h -+++ b/include/linux/mmc/card.h -@@ -40,6 +40,8 @@ struct mmc_csd { - }; - - struct mmc_ext_csd { -+ u8 rev; -+ unsigned int sa_timeout; /* Units: 100ns */ - unsigned int hs_max_dtr; - unsigned int sectors; - }; -@@ -62,7 +64,8 @@ struct sdio_cccr { - low_speed:1, - wide_bus:1, - high_power:1, -- high_speed:1; -+ high_speed:1, -+ disable_cd:1; - }; - - struct sdio_cis { -@@ -94,6 +97,8 @@ struct mmc_card { - #define MMC_STATE_READONLY (1<<1) /* card is read-only */ - #define MMC_STATE_HIGHSPEED (1<<2) /* card is in high speed mode */ - #define MMC_STATE_BLOCKADDR (1<<3) /* card uses block-addressing */ -+ unsigned int quirks; /* card quirks */ -+#define MMC_QUIRK_LENIENT_FN0 (1<<0) /* allow SDIO FN0 writes outside of the VS CCCR range */ - - u32 raw_cid[4]; /* raw card CID */ - u32 raw_csd[4]; /* raw card CSD */ -@@ -129,6 +134,11 @@ struct mmc_card { - #define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED) - #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR) - -+static inline int mmc_card_lenient_fn0(const struct mmc_card *c) -+{ -+ return c->quirks & MMC_QUIRK_LENIENT_FN0; -+} -+ - #define mmc_card_name(c) ((c)->cid.prod_name) - #define mmc_card_id(c) (dev_name(&(c)->dev)) - ---- a/include/linux/mmc/core.h -+++ b/include/linux/mmc/core.h -@@ -139,6 +139,7 @@ extern unsigned int mmc_align_data_size( - - extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort); - extern void mmc_release_host(struct mmc_host *host); -+extern int mmc_try_claim_host(struct mmc_host *host); - - /** - * mmc_claim_host - exclusively claim a host ---- a/include/linux/mmc/host.h -+++ b/include/linux/mmc/host.h -@@ -11,6 +11,7 @@ - #define LINUX_MMC_HOST_H - - #include <linux/leds.h> -+#include <linux/sched.h> - - #include <linux/mmc/core.h> - -@@ -51,6 +52,35 @@ struct mmc_ios { - }; - - struct mmc_host_ops { -+ /* -+ * Hosts that support power saving can use the 'enable' and 'disable' -+ * methods to exit and enter power saving states. 'enable' is called -+ * when the host is claimed and 'disable' is called (or scheduled with -+ * a delay) when the host is released. The 'disable' is scheduled if -+ * the disable delay set by 'mmc_set_disable_delay()' is non-zero, -+ * otherwise 'disable' is called immediately. 'disable' may be -+ * scheduled repeatedly, to permit ever greater power saving at the -+ * expense of ever greater latency to re-enable. Rescheduling is -+ * determined by the return value of the 'disable' method. A positive -+ * value gives the delay in milliseconds. -+ * -+ * In the case where a host function (like set_ios) may be called -+ * with or without the host claimed, enabling and disabling can be -+ * done directly and will nest correctly. Call 'mmc_host_enable()' and -+ * 'mmc_host_lazy_disable()' for this purpose, but note that these -+ * functions must be paired. -+ * -+ * Alternatively, 'mmc_host_enable()' may be paired with -+ * 'mmc_host_disable()' which calls 'disable' immediately. In this -+ * case the 'disable' method will be called with 'lazy' set to 0. -+ * This is mainly useful for error paths. -+ * -+ * Because lazy disable may be called from a work queue, the 'disable' -+ * method must claim the host when 'lazy' != 0, which will work -+ * correctly because recursion is detected and handled. -+ */ -+ int (*enable)(struct mmc_host *host); -+ int (*disable)(struct mmc_host *host, int lazy); - void (*request)(struct mmc_host *host, struct mmc_request *req); - /* - * Avoid calling these three functions too often or in a "fast path", -@@ -118,6 +148,9 @@ struct mmc_host { - #define MMC_CAP_SPI (1 << 4) /* Talks only SPI protocols */ - #define MMC_CAP_NEEDS_POLL (1 << 5) /* Needs polling for card-detection */ - #define MMC_CAP_8_BIT_DATA (1 << 6) /* Can the host do 8 bit transfers */ -+#define MMC_CAP_DISABLE (1 << 7) /* Can the host be disabled */ -+#define MMC_CAP_NONREMOVABLE (1 << 8) /* Nonremovable e.g. eMMC */ -+#define MMC_CAP_WAIT_WHILE_BUSY (1 << 9) /* Waits while card is busy */ - - /* host specific block data */ - unsigned int max_seg_size; /* see blk_queue_max_segment_size */ -@@ -142,9 +175,18 @@ struct mmc_host { - unsigned int removed:1; /* host is being removed */ - #endif - -+ /* Only used with MMC_CAP_DISABLE */ -+ int enabled; /* host is enabled */ -+ int nesting_cnt; /* "enable" nesting count */ -+ int en_dis_recurs; /* detect recursion */ -+ unsigned int disable_delay; /* disable delay in msecs */ -+ struct delayed_work disable; /* disabling work */ -+ - struct mmc_card *card; /* device attached to this host */ - - wait_queue_head_t wq; -+ struct task_struct *claimer; /* task that has host claimed */ -+ int claim_cnt; /* "claim" nesting count */ - - struct delayed_work detect; - -@@ -183,6 +225,9 @@ static inline void *mmc_priv(struct mmc_ - extern int mmc_suspend_host(struct mmc_host *, pm_message_t); - extern int mmc_resume_host(struct mmc_host *); - -+extern void mmc_power_save_host(struct mmc_host *host); -+extern void mmc_power_restore_host(struct mmc_host *host); -+ - extern void mmc_detect_change(struct mmc_host *, unsigned long delay); - extern void mmc_request_done(struct mmc_host *, struct mmc_request *); - -@@ -197,5 +242,19 @@ struct regulator; - int mmc_regulator_get_ocrmask(struct regulator *supply); - int mmc_regulator_set_ocr(struct regulator *supply, unsigned short vdd_bit); - -+int mmc_card_awake(struct mmc_host *host); -+int mmc_card_sleep(struct mmc_host *host); -+int mmc_card_can_sleep(struct mmc_host *host); -+ -+int mmc_host_enable(struct mmc_host *host); -+int mmc_host_disable(struct mmc_host *host); -+int mmc_host_lazy_disable(struct mmc_host *host); -+ -+static inline void mmc_set_disable_delay(struct mmc_host *host, -+ unsigned int disable_delay) -+{ -+ host->disable_delay = disable_delay; -+} -+ - #endif - ---- a/include/linux/mmc/mmc.h -+++ b/include/linux/mmc/mmc.h -@@ -31,6 +31,7 @@ - #define MMC_ALL_SEND_CID 2 /* bcr R2 */ - #define MMC_SET_RELATIVE_ADDR 3 /* ac [31:16] RCA R1 */ - #define MMC_SET_DSR 4 /* bc [31:16] RCA */ -+#define MMC_SLEEP_AWAKE 5 /* ac [31:16] RCA 15:flg R1b */ - #define MMC_SWITCH 6 /* ac [31:0] See below R1b */ - #define MMC_SELECT_CARD 7 /* ac [31:16] RCA R1 */ - #define MMC_SEND_EXT_CSD 8 /* adtc R1 */ -@@ -127,6 +128,7 @@ - #define R1_STATUS(x) (x & 0xFFFFE000) - #define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */ - #define R1_READY_FOR_DATA (1 << 8) /* sx, a */ -+#define R1_SWITCH_ERROR (1 << 7) /* sx, c */ - #define R1_APP_CMD (1 << 5) /* sr, c */ - - /* -@@ -254,6 +256,7 @@ struct _mmc_csd { - #define EXT_CSD_CARD_TYPE 196 /* RO */ - #define EXT_CSD_REV 192 /* RO */ - #define EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */ -+#define EXT_CSD_S_A_TIMEOUT 217 - - /* - * EXT_CSD field definitions ---- a/include/linux/mmc/sdio_func.h -+++ b/include/linux/mmc/sdio_func.h -@@ -67,6 +67,7 @@ struct sdio_func { - - #define sdio_get_drvdata(f) dev_get_drvdata(&(f)->dev) - #define sdio_set_drvdata(f,d) dev_set_drvdata(&(f)->dev, d) -+#define dev_to_sdio_func(d) container_of(d, struct sdio_func, dev) - - /* - * SDIO function device driver -@@ -81,6 +82,8 @@ struct sdio_driver { - struct device_driver drv; - }; - -+#define to_sdio_driver(d) container_of(d, struct sdio_driver, drv) -+ - /** - * SDIO_DEVICE - macro used to describe a specific SDIO device - * @vend: the 16 bit manufacturer code ---- a/include/linux/mmc/sdio_ids.h -+++ b/include/linux/mmc/sdio_ids.h -@@ -22,6 +22,12 @@ - /* - * Vendors and devices. Sort key: vendor first, device next. - */ -+#define SDIO_VENDOR_ID_INTEL 0x0089 -+#define SDIO_DEVICE_ID_INTEL_IWMC3200WIMAX 0x1402 -+#define SDIO_DEVICE_ID_INTEL_IWMC3200WIFI 0x1403 -+#define SDIO_DEVICE_ID_INTEL_IWMC3200TOP 0x1404 -+#define SDIO_DEVICE_ID_INTEL_IWMC3200GPS 0x1405 -+#define SDIO_DEVICE_ID_INTEL_IWMC3200BT 0x1406 - - #define SDIO_VENDOR_ID_MARVELL 0x02df - #define SDIO_DEVICE_ID_MARVELL_LIBERTAS 0x9103 diff --git a/target/linux/cns3xxx/patches-2.6.31/205-cns3xxx_net_device_support.patch b/target/linux/cns3xxx/patches-2.6.31/205-cns3xxx_net_device_support.patch deleted file mode 100644 index 945edec6be..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/205-cns3xxx_net_device_support.patch +++ /dev/null @@ -1,11802 +0,0 @@ ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_config.h -@@ -0,0 +1,136 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+#include <linux/version.h> -+ -+#ifndef CNS3XXX_CONFIG_H -+#define CNS3XXX_CONFIG_H -+ -+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,27) -+#define LINUX2627 1 -+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31) -+#define LINUX2631 1 -+#endif -+ -+ -+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) -+#define CNS3XXX_VLAN_8021Q -+#endif -+ -+#ifdef CNS3XXX_VLAN_8021Q -+//#define CNS3XXX_NIC_MODE_8021Q // use NIC mode to support 8021Q -+ -+#endif -+ -+#define CONFIG_CNS3XXX_JUMBO_FRAME -+ -+#ifdef CONFIG_CNS3XXX_JUMBO_FRAME -+#define MAX_PACKET_LEN 9600 -+#else -+#define MAX_PACKET_LEN 1536 -+#endif -+ -+//#define CONFIG_SWITCH_BIG_ENDIAN -+ -+//#define CONFIG_FPGA_FORCE -+ -+//#define CNS3XXX_GIGA_MODE -+ -+#define CNS3XXX_SET_ARL_TABLE -+#define CNS3XXX_AGE_ENABLE -+#define CNS3XXX_LEARN_ENABLE -+#define CNS3XXX_CPU_PORT_FC -+#define CNS3XXX_CPU_MIB_COUNTER -+#define CNS3XXX_MAC0_MIB_COUNTER -+#define CNS3XXX_MAC1_MIB_COUNTER -+//#define CNS3XXX_MAC2_MIB_COUNTER -+//#define QOS_TEST -+//#define ACCEPT_CRC_BAD_PKT -+//#define CONFIG_FAST_BRIDGE -+//#define CONFIG_HOLP_TEST -+ -+ -+#define CONFIG_CNS3XXX_NAPI -+#ifdef CONFIG_CNS3XXX_NAPI -+#define CNS3XXX_NAPI_WEIGHT 64 -+#endif -+//#define CONFIG_NIC_MODE -+//#define CNS3XXX_TX_HW_CHECKSUM -+//#define CNS3XXX_RX_HW_CHECKSUM -+//#define CNS3XXX_STATUS_ISR -+//#define CNS3XXX_TEST_ONE_LEG_VLAN -+//#define CNS3XXX_TX_DSCP_PROC -+ -+ -+#define CNS3XXX_FSQF_RING0_ISR -+//#define CNS3XXX_TSTC_RING0_ISR -+//#define CNS3XXX_TSTC_RING1_ISR -+ -+//#define CNS3XXX_COMPARE_PACKET -+//#define CONFIG_FPGA_10 -+//#define CNS3XXX_CONFIG_SIM_MODE -+ -+#define CNS3XXX_8021Q_HW_TX -+ -+ -+#ifndef CONFIG_CNS3XXX_SPPE -+#define IVL // if no define, use SVL -+#endif -+//#define CNS3XXX_4N // if don't define it, use 4N+2 -+ -+//#define NCNB_TEST -+//#define CNS3XXX_TEST_D_CACHE -+#define CNS3XXX_FREE_TX_IN_RX_PATH -+ -+ -+//#define DEBUG_RX -+//#define DEBUG_TX -+//#define DEBUG_PRIO_IPDSCR -+#define DEBUG_RX_PROC -+#define DEBUG_TX_PROC -+//#define DEBUG_PHY_PROC -+#define CNS3XXX_PVID_PROC -+#define CNS3XXX_SARL_PROC -+ -+ -+//#define DOUBLE_RING_TEST -+ -+//#define CNS3XXX_DOUBLE_RX_RING -+//#define CNS3XXX_DOUBLE_TX_RING -+#define CNS3XXX_USE_MASK -+ -+#define CNS3XXX_CONFIG_CHANGE_TX_RING -+ -+#ifdef CNS3XXX_DOUBLE_RX_RING -+#define CNS3XXX_FSQF_RING1_ISR -+#endif -+ -+//#define CNS3XXX_DELAYED_INTERRUPT -+ -+#ifdef CNS3XXX_DELAYED_INTERRUPT -+#define MAX_PEND_INT_CNT 0x06 -+#define MAX_PEND_TIME 0x20 -+#endif -+ -+//#define CNS3XXX_ENABLE_RINT1 -+#endif ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_ethtool.c -@@ -0,0 +1,436 @@ -+/******************************************************************************* -+ * -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+//#include <linux/module.h> -+#include <linux/types.h> -+#include <linux/ethtool.h> -+#include <linux/netdevice.h> -+#include "cns3xxx_symbol.h" -+#include "cns3xxx.h" -+#include "cns3xxx_tool.h" -+ -+// ethtool support reference e100.c and e1000_ethtool.c . -+static void cns3xxx_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *info) -+{ -+ strcpy(info->driver, "cns3xxx"); -+ strcpy(info->version, DRV_VERSION); -+ strcpy(info->fw_version, "N/A"); -+ strcpy(info->bus_info, "N/A"); -+} -+ -+static void cns3xxx_get_ringparam(struct net_device *netdev, -+ struct ethtool_ringparam *ring) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ ring->rx_max_pending = priv->rx_ring->max_ring_size; -+ ring->tx_max_pending = priv->tx_ring->max_ring_size; -+ ring->rx_pending = priv->rx_ring->ring_size; -+ ring->tx_pending = priv->tx_ring->ring_size; -+#if 0 -+ struct nic *nic = netdev_priv(netdev); -+ struct param_range *rfds = &nic->params.rfds; -+ struct param_range *cbs = &nic->params.cbs; -+ -+ ring->rx_max_pending = rfds->max; -+ ring->tx_max_pending = cbs->max; -+ ring->rx_mini_max_pending = 0; -+ ring->rx_jumbo_max_pending = 0; -+ ring->rx_pending = rfds->count; -+ ring->tx_pending = cbs->count; -+ ring->rx_mini_pending = 0; -+ ring->rx_jumbo_pending = 0; -+#endif -+} -+ -+ -+ -+static int cns3xxx_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) -+{ -+ int cns3xxx_up(void); -+ int cns3xxx_down(void); -+ int cns3xxx_close(struct net_device *dev); -+ int cns3xxx_open(struct net_device *dev); -+ extern struct net_device *net_dev_array[]; -+ -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ int i=0; -+ -+#if 0 -+ struct nic *nic = netdev_priv(netdev); -+ struct param_range *rfds = &nic->params.rfds; -+ struct param_range *cbs = &nic->params.cbs; -+ -+ if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) -+ return -EINVAL; -+ -+ if(netif_running(netdev)) -+ e100_down(nic); -+ rfds->count = max(ring->rx_pending, rfds->min); -+ rfds->count = min(rfds->count, rfds->max); -+ cbs->count = max(ring->tx_pending, cbs->min); -+ cbs->count = min(cbs->count, cbs->max); -+ DPRINTK(DRV, INFO, "Ring Param settings: rx: %d, tx %d\n", -+ rfds->count, cbs->count); -+ if(netif_running(netdev)) -+ e100_up(nic); -+ -+#endif -+ //ring->rx_max_pending = RX_DESC_SIZE; -+ //ring->tx_max_pending = TX_DESC_SIZE; -+ -+#if 0 -+ printk("ring->rx_max_pending: %d\n", ring->rx_max_pending); -+ printk("ring->tx_max_pending: %d\n", ring->tx_max_pending); -+ printk("ring->rx_pending: %d\n", ring->rx_pending); -+ printk("ring->tx_pending: %d\n", ring->tx_pending); -+#endif -+ -+ for (i=0 ; i < NETDEV_SIZE ; ++i) { -+ if(net_dev_array[i] && netif_running(net_dev_array[i])) { -+ //printk("close net_dev_array[%d]: %s\n", i, net_dev_array[i]); -+ cns3xxx_close(net_dev_array[i]); -+ } -+ } -+ -+ //cns3xxx_down(); -+ -+ priv->rx_ring->ring_size = min(ring->rx_pending, priv->rx_ring->max_ring_size); -+ priv->tx_ring->ring_size = min(ring->rx_pending, priv->tx_ring->max_ring_size); -+ -+ for (i=0 ; i < NETDEV_SIZE ; ++i) { -+ if(net_dev_array[i] && netif_running(net_dev_array[i])) { -+ //printk("open net_dev_array[%d]: %s\n", i, net_dev_array[i]); -+ cns3xxx_open(net_dev_array[i]); -+ } -+ } -+ //cns3xxx_up(); -+ -+ return 0; -+} -+ -+static uint32_t cns3xxx_get_tx_csum(struct net_device *netdev) -+{ -+ //return (netdev->features & NETIF_F_HW_CSUM) != 0; -+ return (netdev->features & NETIF_F_IP_CSUM) != 0; -+} -+ -+static int cns3xxx_set_tx_csum(struct net_device *netdev, uint32_t data) -+{ -+ if (data) -+ netdev->features |= NETIF_F_IP_CSUM; -+ else -+ netdev->features &= ~NETIF_F_IP_CSUM; -+ return 0; -+} -+ -+static uint32_t cns3xxx_get_rx_csum(struct net_device *netdev) -+{ -+ //struct e1000_adapter *adapter = netdev_priv(netdev); -+ //return adapter->rx_csum; -+ return 1; -+} -+ -+static int cns3xxx_set_rx_csum(struct net_device *netdev, uint32_t data) -+{ -+ return 0; -+} -+ -+u32 cns3xxx_get_sg(struct net_device *dev) -+{ -+#ifdef NETIF_F_SG -+ return (dev->features & NETIF_F_SG) != 0; -+#else -+ return 0; -+#endif -+} -+ -+int cns3xxx_set_sg(struct net_device *dev, u32 data) -+{ -+#ifdef NETIF_F_SG -+ if (data) -+ dev->features |= NETIF_F_SG; -+ else -+ dev->features &= ~NETIF_F_SG; -+#endif -+ -+ return 0; -+} -+ -+static void cns3xxx_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) -+{ -+ u32 mac_port_config = 0; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ switch (priv->net_device_priv->which_port) -+ { -+ case MAC_PORT0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case MAC_PORT1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case MAC_PORT2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ -+ pause->autoneg = ( ((mac_port_config >> 7) & 1) ? AUTONEG_ENABLE : AUTONEG_DISABLE); -+ pause->tx_pause = (mac_port_config >> 6) & 1; -+ pause->rx_pause = (mac_port_config >> 5) & 1; -+} -+ -+static int cns3xxx_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) -+{ -+ u32 mac_port_config = 0; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ switch (priv->net_device_priv->which_port) -+ { -+ case MAC_PORT0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case MAC_PORT1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case MAC_PORT2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ -+ mac_port_config &= ~(0x1 << 7); // clean AN -+ mac_port_config &= ~(0x1 << 11); // clean rx flow control -+ mac_port_config &= ~(0x1 << 12); // clean tx flow control -+ -+ mac_port_config |= ( (pause->autoneg << 7) | (pause->rx_pause << 11) | (pause->tx_pause << 12) ); -+ -+ -+ switch (priv->net_device_priv->which_port) -+ { -+ case MAC_PORT0: -+ { -+ MAC0_CFG_REG = mac_port_config; -+ break; -+ } -+ case MAC_PORT1: -+ { -+ MAC1_CFG_REG = mac_port_config; -+ break; -+ } -+ case MAC_PORT2: -+ { -+ MAC2_CFG_REG = mac_port_config; -+ break; -+ } -+ } -+ return 0; -+} -+ -+u32 cns3xxx_get_link(struct net_device *netdev) -+{ -+ u32 mac_port_config = 0; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ switch (priv->net_device_priv->which_port) -+ { -+ case MAC_PORT0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case MAC_PORT1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case MAC_PORT2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ return (mac_port_config & 1 ) ? 1 : 0; -+ //return netif_carrier_ok(dev) ? 1 : 0; -+} -+ -+ -+static int cns3xxx_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) -+{ -+ u8 value; -+ u32 mac_port_config = 0; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ -+ if (priv->net_device_priv->nic_setting == 0) { // connect to switch chip -+ -+ GET_MAC_PORT_CFG(priv->net_device_priv->which_port, mac_port_config) -+ -+ ecmd->supported = (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full| SUPPORTED_Autoneg | SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_Pause); -+ -+ ecmd->duplex = ((mac_port_config >> 4) & 0x1) ? DUPLEX_FULL : DUPLEX_HALF ; -+ -+ value = ((mac_port_config >> 2) & 0x3); -+ switch (value) -+ { -+ case 0: -+ ecmd->speed = SPEED_10; -+ break; -+ case 1: -+ ecmd->speed = SPEED_100; -+ break; -+ case 2: -+ ecmd->speed = SPEED_1000; -+ break; -+ } -+ -+ ecmd->autoneg = ((mac_port_config >> 7) & 1) ? AUTONEG_ENABLE : AUTONEG_DISABLE; -+ -+ -+ -+ } else { // connect to PHY chip -+ -+ } -+ -+ return 0; -+} -+ -+// set speed and duplex -+int cns3xxx_set_spd_dplx(struct net_device *netdev, u16 spddplx) -+{ -+ u32 mac_port_config = 0; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ GET_MAC_PORT_CFG(priv->net_device_priv->which_port, mac_port_config) -+ -+ //printk("mac_port_config: %x\n", mac_port_config); -+ -+ mac_port_config &= ~(0x3 << 8); // clear speed -+ mac_port_config &= ~(0x1 << 10); // clear duplex -+ mac_port_config &= ~(0x1 << 7); // disable AN -+ -+ switch (spddplx) { -+ case AUTONEG_ENABLE: -+ mac_port_config |= (0x1 << 7); // enable AN -+ break; -+ case SPEED_10 + DUPLEX_HALF: -+ printk("10, halt\n"); -+ mac_port_config |= (0 << 8); // set speed -+ mac_port_config |= (0 << 10); // set duplex -+ //printk("xxx mac_port_config: %x\n", mac_port_config); -+ break; -+ case SPEED_10 + DUPLEX_FULL: -+ mac_port_config |= (0 << 8); // set speed -+ mac_port_config |= (1 << 10); // set duplex -+ break; -+ case SPEED_100 + DUPLEX_HALF: -+ mac_port_config |= (1 << 8); // set speed -+ mac_port_config |= (0 << 10); // set duplex -+ break; -+ case SPEED_100 + DUPLEX_FULL: -+ mac_port_config |= (1 << 8); // set speed -+ mac_port_config |= (1 << 10); // set duplex -+ break; -+ case SPEED_1000 + DUPLEX_HALF: -+ mac_port_config |= (2 << 8); // set speed -+ mac_port_config |= (0 << 10); // set duplex -+ break; -+ case SPEED_1000 + DUPLEX_FULL: -+ mac_port_config |= (2 << 8); // set speed -+ mac_port_config |= (1 << 10); // set duplex -+ break; -+ default: -+ //printk("Unsupported Speed/Duplex configuration\n"); -+ return -EINVAL; -+ } -+ -+ SET_MAC_PORT_CFG(priv->net_device_priv->which_port, mac_port_config) -+ -+ return 0; -+} -+ -+static int cns3xxx_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) -+{ -+ u8 value = 0; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ if (priv->net_device_priv->nic_setting == 0) { // connect to switch chip -+ if (ecmd->autoneg == AUTONEG_ENABLE) { -+ printk("autoneg\n"); -+ if ((value=cns3xxx_set_spd_dplx(netdev, AUTONEG_ENABLE)) != 0) { -+ return -EINVAL; -+ } -+ } else { -+ printk("no autoneg\n"); -+ if ((value=cns3xxx_set_spd_dplx(netdev, ecmd->speed + ecmd->duplex)) != 0) { -+ return -EINVAL; -+ } -+ -+ -+ } -+ -+ } else { // connect to PHY chip -+ -+ } -+ -+ // down then up -+ return 0; -+} -+ -+static const struct ethtool_ops cns3xxx_ethtool_ops = { -+ .get_drvinfo = cns3xxx_get_drvinfo, -+ .get_ringparam = cns3xxx_get_ringparam, -+ .set_ringparam = cns3xxx_set_ringparam, -+ .get_rx_csum = cns3xxx_get_rx_csum, -+ .set_rx_csum = cns3xxx_set_rx_csum, -+ .get_tx_csum = cns3xxx_get_tx_csum, -+ .set_tx_csum = cns3xxx_set_tx_csum, -+ .get_sg = cns3xxx_get_sg, -+ .set_sg = cns3xxx_set_sg, -+ .get_pauseparam = cns3xxx_get_pauseparam, -+ .set_pauseparam = cns3xxx_set_pauseparam, -+ .get_link = cns3xxx_get_link, -+ .get_settings = cns3xxx_get_settings, -+ .set_settings = cns3xxx_set_settings, -+}; -+ -+void cns3xxx_set_ethtool_ops(struct net_device *netdev) -+{ -+ SET_ETHTOOL_OPS(netdev, &cns3xxx_ethtool_ops); -+} ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx.h -@@ -0,0 +1,452 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+#ifndef CNS3XXX_H -+#define CNS3XXX_H -+ -+#include "cns3xxx_symbol.h" -+#include "cns3xxx_config.h" -+#include <linux/cns3xxx/switch_api.h> -+ -+#include <linux/module.h> -+#include <linux/init.h> -+#include <linux/kernel.h> -+#include <linux/bootmem.h> -+#include <linux/sched.h> -+#include <linux/types.h> -+#include <linux/fcntl.h> -+#include <linux/interrupt.h> -+#include <linux/ptrace.h> -+#include <linux/ioport.h> -+#include <linux/in.h> -+#include <linux/slab.h> -+#include <linux/init.h> -+#include <linux/proc_fs.h> -+#include <linux/reboot.h> -+#include <asm/bitops.h> -+#include <asm/irq.h> -+#include <asm/io.h> -+//#include <asm/hardware.h> -+#include <linux/pci.h> -+#include <linux/errno.h> -+#include <linux/delay.h> -+#include <linux/netdevice.h> -+#include <linux/etherdevice.h> -+#include <linux/skbuff.h> -+#include <linux/ip.h> -+#include <linux/if_ether.h> -+#include <linux/icmp.h> -+#include <linux/udp.h> -+#include <linux/tcp.h> -+#include <linux/if_arp.h> -+#include <net/arp.h> -+ -+ -+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) -+#include <linux/if_vlan.h> -+#endif -+ -+//#define VERSION "1.0" -+ -+ -+typedef struct -+{ -+ int32_t sdp; // segment data pointer -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ u32 cown:1; -+ u32 eor:1; -+ u32 fsd:1; -+ u32 lsd:1; -+ u32 interrupt:1; -+ u32 fr:1; -+ u32 fp:1; // force priority -+ u32 pri:3; -+ u32 rsv_1:3; // reserve -+ u32 ico:1; -+ u32 uco:1; -+ u32 tco:1; -+ u32 sdl:16; // segment data length -+ -+#else -+ u32 sdl:16; // segment data length -+ u32 tco:1; -+ u32 uco:1; -+ u32 ico:1; -+ u32 rsv_1:3; // reserve -+ u32 pri:3; -+ u32 fp:1; // force priority -+ u32 fr:1; -+ u32 interrupt:1; -+ u32 lsd:1; -+ u32 fsd:1; -+ u32 eor:1; -+ u32 cown:1; -+#endif -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ u32 rsv_3:5; -+ u32 fewan:1; -+ u32 ewan:1; -+ u32 mark:3; -+ u32 pmap:5; -+ u32 rsv_2:9; -+ u32 dels:1; -+ u32 inss:1; -+ u32 sid:4; -+ u32 stv:1; -+ u32 ctv:1; -+#else -+ u32 ctv:1; -+ u32 stv:1; -+ u32 sid:4; -+ u32 inss:1; -+ u32 dels:1; -+ u32 rsv_2:9; -+ u32 pmap:5; -+ u32 mark:3; -+ u32 ewan:1; -+ u32 fewan:1; -+ u32 rsv_3:5; -+#endif -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ u32 s_pri:3; -+ u32 s_dei:1; -+ u32 s_vid:12; -+ u32 c_pri:3; -+ u32 c_cfs:1; -+ u32 c_vid:12; -+#else -+ u32 c_vid:12; -+ u32 c_cfs:1; -+ u32 c_pri:3; -+ u32 s_vid:12; -+ u32 s_dei:1; -+ u32 s_pri:3; -+#endif -+ -+ u8 alignment[16]; // for alignment 32 byte -+ -+} __attribute__((packed)) TXDesc; -+ -+typedef struct -+{ -+ u32 sdp; -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ u32 cown:1; -+ u32 eor:1; -+ u32 fsd:1; -+ u32 lsd:1; -+ u32 hr :6; -+ u32 prot:4; -+ u32 ipf:1; -+ u32 l4f:1; -+ u32 sdl:16; -+#else -+ u32 sdl:16; -+ u32 l4f:1; -+ u32 ipf:1; -+ u32 prot:4; -+ u32 hr :6; -+ u32 lsd:1; -+ u32 fsd:1; -+ u32 eor:1; -+ u32 cown:1; -+#endif -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ u32 rsv_3:11; -+ u32 ip_offset:5; -+ u32 rsv_2:1; -+ u32 tc:2; -+ u32 un_eth:1; -+ u32 crc_err:1; -+ u32 sp:3; -+ u32 rsv_1:2; -+ u32 e_wan:1; -+ u32 exdv:1; -+ u32 iwan:1; -+ u32 unv:1; -+ u32 stv:1; -+ u32 ctv:1; -+#else -+ u32 ctv:1; -+ u32 stv:1; -+ u32 unv:1; -+ u32 iwan:1; -+ u32 exdv:1; -+ u32 e_wan:1; -+ u32 rsv_1:2; -+ u32 sp:3; -+ u32 crc_err:1; -+ u32 un_eth:1; -+ u32 tc:2; -+ u32 rsv_2:1; -+ u32 ip_offset:5; -+ u32 rsv_3:11; -+#endif -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ u32 s_pri:3; -+ u32 s_dei:1; -+ u32 s_vid:12; -+ u32 c_pri:3; -+ u32 c_cfs:1; -+ u32 c_vid:12; -+#else -+ u32 c_vid:12; -+ u32 c_cfs:1; -+ u32 c_pri:3; -+ u32 s_vid:12; -+ u32 s_dei:1; -+ u32 s_pri:3; -+#endif -+ -+ u8 alignment[16]; // for alignment 32 byte -+ -+} __attribute__((packed)) RXDesc; -+ -+typedef struct { -+ TXDesc *tx_desc; -+ struct sk_buff *skb; // for free skb -+ u32 pri; -+ unsigned long j; -+ unsigned long tx_index; -+}TXBuffer; -+ -+typedef struct { -+ RXDesc *rx_desc; -+ struct sk_buff *skb; // rx path need to fill some skb field, ex: length ... -+#ifdef NCNB_TEST -+ u32 ncnb_index; -+#endif -+}RXBuffer; -+ -+ -+typedef struct { -+ TXBuffer *head; -+ TXDesc *tx_desc_head_vir_addr; -+ dma_addr_t tx_desc_head_phy_addr; -+ u32 cur_index; // for put send packet -+ spinlock_t tx_lock; -+ u32 non_free_tx_skb; -+ u32 free_tx_skb_index; -+ u32 ring_size; -+ u32 max_ring_size; -+}TXRing; -+ -+ -+typedef struct { -+ RXBuffer *head; -+ RXDesc *rx_desc_head_vir_addr; -+ dma_addr_t rx_desc_head_phy_addr; -+ u32 cur_index; -+ u32 ring_size; -+ u32 max_ring_size; -+}RXRing; -+ -+#if 0 -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ TXRing *tx_ring; -+ RXRing *rx_ring; -+}CNS3XXXRingStatus; -+#endif -+ -+ -+#define RX_RING0(priv) (priv->rx_ring[0]) -+#define TX_RING0(priv) (priv->tx_ring[0]) -+ -+ -+static inline u32 get_rx_ring_size(const RXRing *ring) -+{ -+ //printk("rx ring->ring_size: %d\n", ring->ring_size); -+ return ring->ring_size; -+} -+ -+static inline u32 get_tx_ring_size(TXRing *ring) -+{ -+ //printk("tx ring->ring_size: %d\n", ring->ring_size); -+ return ring->ring_size; -+} -+ -+static inline RXBuffer *get_rx_ring_head(const RXRing *rx_ring) -+{ -+ return rx_ring->head; -+} -+ -+static inline TXBuffer *get_tx_ring_head(TXRing *tx_ring) -+{ -+ return tx_ring->head; -+} -+ -+static inline RXBuffer *get_cur_rx_buffer(RXRing *rx_ring) -+{ -+ return rx_ring->head + rx_ring->cur_index; -+} -+ -+static inline TXBuffer *get_cur_tx_buffer(TXRing *tx_ring) -+{ -+ return tx_ring->head + tx_ring->cur_index; -+} -+ -+static inline u32 get_rx_head_phy_addr(RXRing *rx_ring) -+{ -+ return rx_ring->rx_desc_head_phy_addr; -+} -+ -+static inline u32 get_tx_ring_head_phy_addr(TXRing *tx_ring) -+{ -+ return tx_ring->tx_desc_head_phy_addr; -+} -+ -+ -+static inline u32 get_rx_cur_index(RXRing *rx_ring) -+{ -+ return rx_ring->cur_index; -+} -+ -+static inline u32 get_tx_cur_index(TXRing *tx_ring) -+{ -+ return tx_ring->cur_index; -+} -+ -+static inline u32 get_tx_cur_phy_addr(u8 ring_num) -+{ -+ if (ring_num == 0) -+ return TS_DESC_PTR0_REG; -+ if (ring_num == 1) -+ return TS_DESC_PTR1_REG; -+ return 0; // fail -+} -+ -+static inline void rx_index_next(RXRing *ring) -+{ -+ ring->cur_index = ((ring->cur_index + 1) % ring->ring_size); -+} -+static inline void tx_index_next(TXRing *ring) -+{ -+ ring->cur_index = ((ring->cur_index + 1) % ring->ring_size); -+} -+ -+ -+ -+struct CNS3XXXPrivate_; -+ -+typedef int (*RXFuncPtr)(struct sk_buff *skb, RXDesc*tx_desc_ptr, const struct CNS3XXXPrivate_* ); -+typedef int (*TXFuncPtr)(TXDesc*tx_desc_ptr, const struct CNS3XXXPrivate_*, struct sk_buff *); -+typedef void (*OpenPtr)(void); -+typedef void (*ClosePtr)(void); -+ -+ -+// for ethtool set operate -+typedef struct{ -+ -+}NICSetting; -+ -+typedef struct{ -+ int pmap; // for port base, force route -+ int is_wan; // mean the net device is WAN side. -+ //u16 gid; -+ u16 s_tag; -+ //u8 mac_type; // VLAN base, or port base; -+ u16 vlan_tag; -+ -+ // do port base mode and vlan base mode work -+ RXFuncPtr rx_func; -+ TXFuncPtr tx_func; -+ OpenPtr open; -+ ClosePtr close; -+ u8 which_port; -+ //NICSetting *nic_setting; -+ u8 *mac; // point to a mac address array -+ VLANTableEntry *vlan_table_entry; -+ ARLTableEntry *arl_table_entry; -+ NICSetting *nic_setting; -+ const char *name; // 16 bytes, reference include/linux/netdevice.h IFNAMSIZ -+}NetDevicePriv; -+ -+typedef struct -+{ -+ u8 num_rx_queues; -+ u8 num_tx_queues; -+ TXRing *tx_ring; -+ RXRing *rx_ring; -+}RingInfo; -+ -+ -+/* store this information for the driver.. */ -+typedef struct CNS3XXXPrivate_ -+{ -+ u8 num_rx_queues; -+ u8 num_tx_queues; -+ TXRing *tx_ring; -+ RXRing *rx_ring; -+ struct net_device_stats stats; -+ spinlock_t lock; -+ int pmap; -+ int is_wan; // mean the net device is WAN side. -+ u16 gid; -+ u8 mac_type; // VLAN base, or port base; -+ u16 vlan_tag; -+ struct napi_struct napi; -+ struct work_struct reset_task; -+ -+ u8 which_port; -+ //NICSetting *nic_setting; -+ char name[IFNAMSIZ]; // 16 bytes, reference include/linux/netdevice.h IFNAMSIZ -+ -+ -+ NetDevicePriv *net_device_priv; -+ u8 ring_index; -+ -+ u32 rx_s_vid[4096]; // record receive s vid (0x9100 ...) -+ u32 rx_c_vid[4096]; // record receive c vid (0x8100 ...) -+#ifdef CONFIG_CNS3XXX_NAPI -+ volatile unsigned long is_qf; // determine rx ring queue full state -+#endif -+ -+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) -+ struct vlan_group *vlgrp; -+#endif -+}CNS3XXXPrivate; -+ -+ -+ -+ -+int rx_port_base(struct sk_buff *skb, RXDesc *rx_desc_ptr, const struct CNS3XXXPrivate_ *priv); -+ -+int rx_vlan_base(struct sk_buff *skb, RXDesc *rx_desc_ptr, const struct CNS3XXXPrivate_ *priv); -+ -+int tx_port_base(TXDesc *tx_desc_ptr, const struct CNS3XXXPrivate_ *priv, struct sk_buff *skb); -+ -+ -+int tx_vlan_base(TXDesc *tx_desc_ptr, const struct CNS3XXXPrivate_ *priv, struct sk_buff *skb); -+#if defined (CONFIG_CNS3XXX_SPPE) -+int fp_port_base(TXDesc *tx_desc_ptr, const struct CNS3XXXPrivate_ *priv, struct sk_buff *skb); -+#endif -+#endif -+ ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_main.c -@@ -0,0 +1,3949 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+#include <linux/module.h> -+#include <mach/board.h> -+#include <linux/platform_device.h> -+#include "cns3xxx.h" -+#include "cns3xxx_tool.h" -+#include "cns3xxx_config.h" -+ -+#if defined (CONFIG_CNS3XXX_SPPE) -+#include <linux/cns3xxx/sppe.h> -+#define PACKET_REASON_TO_CPU (0x2C) -+#endif -+ -+#define RX_SDP_ALIGN 64 -+ -+#ifdef CONFIG_FPGA -+#include "fpga.h" -+#endif -+ -+#ifdef CONFIG_VB -+#include "vb.h" -+#endif -+ -+#define CPU_CACHE_BYTES 64 -+#define CPU_CACHE_ALIGN(X) (((X) + (CPU_CACHE_BYTES-1)) & ~(CPU_CACHE_BYTES-1)) -+ -+ -+#define QUEUE_WEIGHT_SET(port, ctl) \ -+{ \ -+ MAC##port##_PRI_CTRL_REG &= ~(0x3ffff); \ -+ MAC##port##_PRI_CTRL_REG |= (ctl.sch_mode << 16); \ -+ MAC##port##_PRI_CTRL_REG |= (ctl.q0_w); \ -+ MAC##port##_PRI_CTRL_REG |= (ctl.q1_w << 4); \ -+ MAC##port##_PRI_CTRL_REG |= (ctl.q2_w << 8); \ -+ MAC##port##_PRI_CTRL_REG |= (ctl.q3_w << 12); \ -+} -+ -+#define QUEUE_WEIGHT_GET(port, ctl) \ -+{ \ -+ ctl.sch_mode = ((MAC##port##_PRI_CTRL_REG >> 16 ) & 0x3); \ -+ ctl.q0_w = ((MAC##port##_PRI_CTRL_REG >> 0 ) & 0x7); \ -+ ctl.q1_w = ((MAC##port##_PRI_CTRL_REG >> 4 ) & 0x7); \ -+ ctl.q2_w = ((MAC##port##_PRI_CTRL_REG >> 8 ) & 0x7); \ -+ ctl.q3_w = ((MAC##port##_PRI_CTRL_REG >> 12 ) & 0x7); \ -+} -+ -+int cns3xxx_send_packet(struct sk_buff *skb, struct net_device *netdev); -+static int install_isr_rc = 0; -+static int rc_setup_rx_tx = 0; // rc means reference counting. -+static struct net_device *intr_netdev; -+struct net_device *net_dev_array[NETDEV_SIZE]; -+spinlock_t tx_lock; -+spinlock_t rx_lock; -+u8 fast_bridge_en=1; -+u8 show_rx_proc=0; -+u8 show_tx_proc=0; -+ -+int init_port=7; // bit map 7 means port 0, 1 and 2, default is 7. -+//module_param(init_port, u8, S_IRUGO); -+module_param(init_port, int, 0); -+ -+u8 ring_index=0; // 0 or 1 -+ -+#ifdef CNS3XXX_DELAYED_INTERRUPT -+static u32 max_pend_int_cnt=MAX_PEND_INT_CNT, max_pend_time=MAX_PEND_TIME; -+#endif -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+struct net_device *napi_dev; -+ #ifdef CNS3XXX_DOUBLE_RX_RING -+ struct net_device *r1_napi_dev; // ring1 napi dev -+ #endif -+#endif -+ -+const u32 MAX_RX_DESC_SIZE = 512; -+const u32 MAX_TX_DESC_SIZE = 512; -+const u32 RX_DESC_SIZE = 128; -+//const u32 RX_DESC_SIZE = 5; -+const u32 TX_DESC_SIZE = 120; -+ -+//RXRing *rx_ring; -+//TXRing *tx_ring; -+ -+// only for debug (proc) -+RingInfo g_ring_info; -+ -+int MSG_LEVEL = NORMAL_MSG; -+ -+#ifdef CNS3XXX_STATUS_ISR -+const char *cns3xxx_gsw_status_tbl[] = { -+ "\nMAC0_Q_FULL\n", -+ "\nMAC1_Q_FULL\n", -+ "\nCPU_Q_FULL\n", -+ "\nHNAT_Q_FULL\n", -+ "\nMAC2_Q_FULL\n", -+ "\nMAC0_Q_EXT_FULL\n", -+ "\nGLOBAL_Q_FULL\n", -+ "\nBUFFER_FULL\n", -+ "\nMIB_COUNTER_TH\n", -+ "\n", // 9 -+ "\nMAC0_INTRUDER\n", -+ "\nMAC1_INTRUDER\n", -+ "\nCPU_INTRUDER\n", -+ "\nMAC2_INTRUDER\n", -+ "\nMAC0_STATUS_CHG\n", -+ "\nMAC1_STATUS_CHG\n", -+ "\nMAC2_STATUS_CHG\n", -+ "\nMAC0_NO_LINK_DROP\n", -+ "\nMAC1_NO_LINK_DROP\n", -+ "\nMAC2_NO_LINK_DROP\n", -+ "\nMAC0_RX_ERROR_DROP\n", -+ "\nMAC1_RX_ERROR_DROP\n", -+ "\nMAC2_RX_ERROR_DROP\n", -+ "\nMAC0_NO_DESTINATION_DROP\n", -+ "\nMAC1_NO_DESTINATION_DROP\n", -+ "\nMAC2_NO_DESTINATION_DROP\n", -+ "\nMAC0_RMC_PAUSE_DROP\n", -+ "\nMAC1_RMC_PAUSE_DROP\n", -+ "\nMAC2_RMC_PAUSE_DROP\n", -+ "\nMAC0_LOCAL_DROP\n", -+ "\nMAC1_LOCAL_DROP\n", -+ "\nMAC2_LOCAL_DROP\n", -+}; -+#endif -+ -+#define MIN_PACKET_LEN 14 -+ -+void cns3xxx_write_pri_mask(u8 pri_mask); -+ -+static int cns3xxx_notify_reboot(struct notifier_block *nb, unsigned long event, void *ptr); -+ -+static struct notifier_block cns3xxx_notifier_reboot = { -+ .notifier_call = cns3xxx_notify_reboot, -+ .next = NULL, -+ .priority = 0 -+}; -+ -+#if defined(CNS3XXX_VLAN_8021Q) -+void cns3xxx_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid); -+void cns3xxx_vlan_rx_register(struct net_device *dev, struct vlan_group *grp); -+#endif -+ -+void take_off_vlan_header(struct sk_buff *skb) -+{ -+ // take off VLAN header -+ memmove(skb->data + 4, skb->data, 12); -+#if 0 -+ //skb_ptr->data += 4; -+ skb_reserve(skb, 4); -+#else -+ skb->data += 4; -+#endif -+ skb->len -= 4; // minus 4 byte vlan tag -+} -+ -+int rx_port_base(struct sk_buff *skb, RXDesc *rx_desc_ptr, const struct CNS3XXXPrivate_ *priv) -+{ -+ if (skb->data[12] == 0x81 && skb->data[13] == 0x00) // VLAN header -+ { -+ take_off_vlan_header(skb); -+ print_packet(skb->data, skb->len); -+ } -+ return 0; -+} -+ -+int rx_vlan_base(struct sk_buff *skb, RXDesc *rx_desc_ptr, const struct CNS3XXXPrivate_ *priv) -+{ -+ return 0; -+} -+ -+int tx_port_base(TXDesc *tx_desc_ptr, const struct CNS3XXXPrivate_ *priv, struct sk_buff *skb) -+{ -+#if defined(CNS3XXX_VLAN_8021Q) && defined (CNS3XXX_8021Q_HW_TX) -+ if (skb && priv->vlgrp != NULL && vlan_tx_tag_present(skb)) -+ { -+ tx_desc_ptr->c_vid = cpu_to_le16(vlan_tx_tag_get(skb)); -+ tx_desc_ptr->ctv=1; -+ tx_desc_ptr->fr = 0; -+ -+ } -+ else -+#endif -+ { -+ tx_desc_ptr->ctv = 0; -+ tx_desc_ptr->pmap = priv->net_device_priv->pmap; -+ tx_desc_ptr->fr = 1; -+ } -+ -+ return 0; -+} -+ -+ -+int tx_vlan_base(TXDesc *tx_desc_ptr, const struct CNS3XXXPrivate_ *priv, struct sk_buff *skb) -+{ -+#if defined(CNS3XXX_VLAN_8021Q) -+ -+ if (skb && priv->vlgrp != NULL && vlan_tx_tag_present(skb)) { -+ tx_desc_ptr->c_vid = cpu_to_le16(vlan_tx_tag_get(skb)); -+ } -+#else -+ tx_desc_ptr->c_vid = priv->net_device_priv->vlan_tag; -+ -+#endif -+ tx_desc_ptr->ctv=1; -+ tx_desc_ptr->fr = 0; -+ -+ return 0; -+} -+ -+#if defined (CONFIG_CNS3XXX_SPPE) -+int fp_port_base(TXDesc *tx_desc_ptr, const struct CNS3XXXPrivate_ *priv, struct sk_buff *skb) -+{ -+#if 1 -+ tx_desc_ptr->fr = 1; -+ tx_desc_ptr->pmap = 0x8; -+#else -+ tx_desc_ptr->fr = 0; -+ tx_desc_ptr->ctv = 1; -+ tx_desc_ptr->c_vid = 80; -+#endif -+ return 0; -+} -+#endif -+ -+static inline struct sk_buff *cns3xxx_alloc_skb(void) -+{ -+ struct sk_buff *skb; -+ u32 align_64; -+ -+ skb = dev_alloc_skb(MAX_PACKET_LEN + 2 + RX_SDP_ALIGN); -+ -+ if (unlikely(!skb)) { -+ return NULL; -+ } -+ pci_dma_sync_single_for_device(NULL, virt_to_phys(skb->data), MAX_PACKET_LEN+2+RX_SDP_ALIGN, PCI_DMA_FROMDEVICE); -+ -+ align_64=CPU_CACHE_ALIGN((u32)skb->data); -+ skb_reserve(skb, align_64-(u32)skb->data); /* 16 bytes alignment */ -+ -+#ifndef CNS3XXX_4N -+ skb_reserve(skb, NET_IP_ALIGN); /* 16 bytes alignment */ -+#endif -+ -+ -+ -+ return skb; -+} -+ -+static int free_rx_skb(RXRing *rx_ring) -+{ -+ int i=0; -+ RXBuffer *rx_buffer = rx_ring->head; -+ //RXDesc *rx_desc = rx_ring.rx_desc_head_vir_addr; -+ -+ for (i=0 ; i < get_rx_ring_size(rx_ring) ; ++i) { -+ if (rx_buffer->rx_desc->cown==0 && rx_buffer->skb) { -+ dev_kfree_skb(rx_buffer->skb); -+ rx_buffer->skb=0; -+ } -+ } -+ return 0; -+} -+ -+int cns3xxx_setup_all_rx_resources(RXRing *rx_ring, u8 ring_num) -+{ -+ int i=0; -+ RXBuffer *rx_buffer = 0; -+ RXDesc *rx_desc = 0; -+ -+#ifdef NCNB_TEST -+ ncnb_buf = dma_alloc_coherent(NULL, 2*1024* get_rx_ring_size(rx_ring), &ncnb_buf_phy, GFP_KERNEL); -+ printk("NCB_BUF: %08X PHY: %08X \n", ncnb_buf, ncnb_buf_phy); -+ -+#endif -+ -+ // alloc RXDesc array -+ rx_ring->rx_desc_head_vir_addr = dma_alloc_coherent(NULL, sizeof(RXDesc) * (get_rx_ring_size(rx_ring)), &rx_ring->rx_desc_head_phy_addr, GFP_KERNEL); -+ if (!rx_ring->rx_desc_head_vir_addr) { -+ return -ENOMEM; -+ } -+ -+ memset(rx_ring->rx_desc_head_vir_addr, 0, sizeof(RXDesc) * get_rx_ring_size(rx_ring)); -+ -+ // alloc RXBuffer array -+ rx_ring->head = kmalloc(sizeof(RXBuffer) * get_rx_ring_size(rx_ring), GFP_KERNEL); -+ -+ if (!rx_ring->head) { -+ return -ENOMEM; -+ } -+ -+ rx_buffer = rx_ring->head; -+ for (i=0 ; i < get_rx_ring_size(rx_ring) ; ++i) { -+ rx_buffer->skb=0; -+ ++rx_buffer; -+ } -+ -+ rx_buffer = rx_ring->head; -+ rx_desc = rx_ring->rx_desc_head_vir_addr; -+ for (i=0 ; i < get_rx_ring_size(rx_ring) ; ++i, ++rx_buffer, ++rx_desc) { -+ rx_buffer->rx_desc = rx_desc; -+ rx_buffer->skb = cns3xxx_alloc_skb(); -+ -+ if (!rx_buffer->skb) { -+ -+ free_rx_skb(rx_ring); -+ kfree(rx_ring->head); -+ dma_free_coherent(NULL, sizeof(RXDesc) * get_rx_ring_size(rx_ring), rx_ring->rx_desc_head_vir_addr, rx_ring->rx_desc_head_phy_addr); -+ return -ENOMEM; -+ } -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ { -+ RXDesc tmp_rx_desc; -+ -+ memset(&tmp_rx_desc, 0, sizeof(RXDesc)); -+ tmp_rx_desc.sdp = (u32)virt_to_phys(rx_buffer->skb->data); -+ tmp_rx_desc.sdl = MAX_PACKET_LEN; -+ if (i == (get_rx_ring_size(rx_ring)-1) ){ -+ tmp_rx_desc.eor = 1; -+ } -+ tmp_rx_desc.fsd = 1; -+ tmp_rx_desc.lsd = 1; -+ swap_rx_desc(&tmp_rx_desc, rx_buffer->rx_desc); -+ } -+ -+#else -+ rx_buffer->rx_desc->sdp = (u32)virt_to_phys(rx_buffer->skb->data); -+ rx_buffer->rx_desc->sdl = MAX_PACKET_LEN; -+ if (i == (get_rx_ring_size(rx_ring)-1) ){ -+ rx_buffer->rx_desc->eor = 1; -+ } -+ rx_buffer->rx_desc->fsd = 1; -+ rx_buffer->rx_desc->lsd = 1; -+#endif -+ -+ } -+ rx_ring->cur_index = 0 ; -+ -+ if (ring_num == 0){ -+ FS_DESC_PTR0_REG = rx_ring->rx_desc_head_phy_addr; -+ FS_DESC_BASE_ADDR0_REG = rx_ring->rx_desc_head_phy_addr; -+ -+ } else if (ring_num == 1){ -+ FS_DESC_PTR1_REG = rx_ring->rx_desc_head_phy_addr; -+ FS_DESC_BASE_ADDR1_REG = rx_ring->rx_desc_head_phy_addr; -+ } -+ -+ return CAVM_OK; -+} -+ -+static int cns3xxx_setup_all_tx_resources(TXRing *tx_ring, u8 ring_num) -+{ -+ int i=0; -+ TXBuffer *tx_buffer = 0; -+ TXDesc *tx_desc = 0; -+ -+ -+ spin_lock_init(&(tx_ring->tx_lock)); -+ -+ tx_ring->tx_desc_head_vir_addr = dma_alloc_coherent(NULL, sizeof(TXDesc) * get_tx_ring_size(tx_ring), &tx_ring->tx_desc_head_phy_addr, GFP_KERNEL); -+ if (!tx_ring->tx_desc_head_vir_addr) { -+ return -ENOMEM; -+ } -+ -+ memset(tx_ring->tx_desc_head_vir_addr, 0, sizeof(TXDesc) * get_tx_ring_size(tx_ring)); -+ tx_ring->head = kmalloc(sizeof(TXBuffer) * get_tx_ring_size(tx_ring), GFP_KERNEL); -+ -+ tx_buffer = tx_ring->head; -+ tx_desc = tx_ring->tx_desc_head_vir_addr; -+ for (i=0 ; i < get_tx_ring_size(tx_ring) ; ++i, ++tx_buffer, ++tx_desc) { -+ tx_buffer->tx_desc = tx_desc; -+ -+ tx_buffer->tx_desc->cown = 1; -+ tx_buffer->skb = 0; -+ if (i == (get_tx_ring_size(tx_ring)-1) ){ -+ tx_buffer->tx_desc->eor = 1; -+ } -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ swap_tx_desc(tx_buffer->tx_desc, tx_buffer->tx_desc); -+#endif -+ -+ } -+ -+ tx_ring->cur_index = 0 ; -+ -+ if (ring_num == 0){ -+ TS_DESC_PTR0_REG = tx_ring->tx_desc_head_phy_addr; -+ TS_DESC_BASE_ADDR0_REG = tx_ring->tx_desc_head_phy_addr; -+ } else if (ring_num == 1){ -+ TS_DESC_PTR1_REG = tx_ring->tx_desc_head_phy_addr; -+ TS_DESC_BASE_ADDR1_REG = tx_ring->tx_desc_head_phy_addr; -+ } -+ return CAVM_OK; -+} -+ -+int cns3xxx_free_all_rx_resources(RXRing *rx_ring) -+{ -+ free_rx_skb(rx_ring); -+ kfree(rx_ring->head); -+ dma_free_coherent(NULL, sizeof(RXDesc) * get_rx_ring_size(rx_ring), rx_ring->rx_desc_head_vir_addr, rx_ring->rx_desc_head_phy_addr); -+ return 0; -+} -+ -+static int free_tx_skb(TXRing *tx_ring) -+{ -+ int i=0; -+ TXBuffer *tx_buffer = tx_ring->head; -+ -+ for (i=0 ; i < get_tx_ring_size(tx_ring) ; ++i) { -+ if (tx_buffer->skb) { -+ dev_kfree_skb(tx_buffer->skb); -+ tx_buffer->skb = 0; -+ } -+ } -+ return 0; -+} -+ -+int cns3xxx_free_all_tx_resources(TXRing *tx_ring) -+{ -+ free_tx_skb(tx_ring); -+ kfree(tx_ring->head); -+ dma_free_coherent(NULL, sizeof(TXDesc) * get_tx_ring_size(tx_ring), tx_ring->tx_desc_head_vir_addr, tx_ring->tx_desc_head_phy_addr); -+ return 0; -+} -+ -+static int cns3xxx_free_rx_tx_res(CNS3XXXPrivate *priv) -+{ -+ int i=0; -+ -+ --rc_setup_rx_tx; -+ if (rc_setup_rx_tx == 0) { -+ enable_port(3, 0); // disable cpu port -+ -+ // stop RX/TX ring0 dma -+ enable_rx_dma(0, 0); -+ enable_tx_dma(0, 0); -+ -+ for (i=0 ; i < priv->num_rx_queues ; ++i) { -+ cns3xxx_free_all_rx_resources(priv->rx_ring+i); -+ memset(priv->rx_ring + i, 0, sizeof(RXRing)); -+ } -+ -+ for (i=0 ; i < priv->num_tx_queues ; ++i) { -+ cns3xxx_free_all_tx_resources(priv->tx_ring+i); -+ memset(priv->tx_ring + i, 0, sizeof(TXRing)); -+ } -+ -+ } -+ return 0; -+} -+ -+ -+static int cns3xxx_setup_rx_tx_res(CNS3XXXPrivate *priv) -+{ -+ int i=0; -+ -+ if (rc_setup_rx_tx == 0) { -+ clear_fs_dma_state(1); -+ FS_DESC_PTR0_REG = 0; -+ FS_DESC_BASE_ADDR0_REG = 0; -+ FS_DESC_PTR1_REG = 0; -+ FS_DESC_BASE_ADDR1_REG = 0; -+ TS_DESC_PTR0_REG = 0; -+ TS_DESC_BASE_ADDR0_REG = 0; -+ TS_DESC_PTR1_REG = 0; -+ TS_DESC_BASE_ADDR1_REG = 0; -+ -+ for (i=0 ; i < priv->num_tx_queues ; ++i) { -+ spin_lock_init(&((priv->tx_ring+i)->tx_lock)); -+ (priv->tx_ring+i)->max_ring_size = MAX_TX_DESC_SIZE; -+ (priv->tx_ring+i)->ring_size = TX_DESC_SIZE; -+ if (cns3xxx_setup_all_tx_resources(priv->tx_ring+i, i) != CAVM_OK) -+ return CAVM_ERR; -+ } -+ -+ for (i=0 ; i < priv->num_rx_queues ; ++i) { -+ (priv->rx_ring+i)->max_ring_size = MAX_RX_DESC_SIZE; -+ (priv->rx_ring+i)->ring_size = RX_DESC_SIZE; -+ if (cns3xxx_setup_all_rx_resources(priv->rx_ring+i, i) != CAVM_OK) -+ return CAVM_ERR; -+ -+ } -+ clear_fs_dma_state(0); -+ } -+ ++rc_setup_rx_tx; -+ return CAVM_OK; -+} -+ -+int free_tx_desc_skb(TXRing *tx_ring, u8 ring_num) -+{ -+#if 1 -+ int i=0; -+ //u32 tssd_current=0; -+ TXBuffer *tx_buffer = 0; -+ u32 tx_ring_size = get_tx_ring_size(tx_ring); -+ // check curent hw index previous tx descriptor -+ u32 cur_index = cns3xxx_get_tx_hw_index(ring_num) - 1; -+ -+ tx_buffer = get_tx_buffer_by_index(tx_ring, cur_index); -+ -+ -+ //while (1) -+ for (i=0 ; i < tx_ring_size ; ++i) { -+ if (tx_buffer->tx_desc->cown == 1 && tx_buffer->skb) { -+ dev_kfree_skb_any(tx_buffer->skb); -+ tx_buffer->skb=0; -+ //tx_buffer->tx_desc->cown == 1; -+ } else { -+ break; -+ } -+ // --tx_desc_pair_ptr -+ --cur_index; -+ tx_buffer = get_tx_buffer_by_index(tx_ring, cur_index); -+ -+ } -+#endif -+ return 0; -+} -+ -+void do_arl_lookup(void) -+{ -+} -+ -+inline void assign_netdev(RXBuffer volatile *rx_buffer) -+{ -+ RXDesc * rx_desc=0; -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ RXDesc tmp_rx_desc; -+ rx_desc = &tmp_rx_desc; -+ swap_rx_desc(rx_buffer->rx_desc, rx_desc); -+#else -+ rx_desc = rx_buffer->rx_desc; -+#endif -+ -+ -+#if defined(CONFIG_CNS3XXX_PORT_BASE) || defined(CNS3XXX_VLAN_8021Q) -+ // sp: -+ // 0 - mac port 0 -+ // 1 - mac port 1 -+ // 4 - mac port 2 -+ -+ switch (rx_desc->sp) -+ { -+ case 0: -+ { -+ rx_buffer->skb->dev = PORT0_NETDEV; -+ break; -+ } -+ case 1: -+ { -+ rx_buffer->skb->dev = PORT1_NETDEV; -+ break; -+ } -+ case 4: -+ { -+ rx_buffer->skb->dev = PORT2_NETDEV; -+ break; -+ } -+ -+ } -+#endif -+ -+#ifdef CONFIG_CNS3XXX_VLAN_BASE -+{ -+ u16 vlan_tag; -+ -+ vlan_tag = rx_desc->c_vid; -+ rx_buffer->skb->dev = net_dev_array[vlan_tag]; -+ -+} -+#endif -+ -+} -+ -+#if defined(CNS3XXX_VLAN_8021Q) -+static int cns3xxx_vlan_rx(CNS3XXXPrivate *priv, struct sk_buff *skb, u16 vlan_tag) -+{ -+ return vlan_hwaccel_receive_skb(skb, priv->vlgrp, vlan_tag); -+} -+#endif -+ -+// old_priv has ring index information, current version only uses the information. -+static int cns3xxx_get_rfd_buff(RXBuffer volatile *rx_buffer, CNS3XXXPrivate *old_priv) -+{ -+ CNS3XXXPrivate *priv=0; -+ //RXDesc volatile *rxdesc_ptr = rx_buffer->rx_desc; -+ struct sk_buff *skb; -+ //unsigned char *data; -+ u32 len; -+ RXDesc *rx_desc; -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ -+ RXDesc tmp_rx_desc; -+ -+ rx_desc = &tmp_rx_desc; -+ swap_rx_desc(rx_buffer->rx_desc, rx_desc); -+ -+#else -+ rx_desc = rx_buffer->rx_desc; -+#endif -+ -+ //rxdesc_ptr = rxring.vir_addr + index; -+ skb = rx_buffer->skb; -+ len = rx_desc->sdl; -+ -+ -+#ifdef DEBUG_RX -+ if (MSG_LEVEL == DUMP_RX_PKT_INFO) { -+ print_packet(skb->data, len); -+ } -+ -+#endif -+ -+ pci_dma_sync_single_for_device(NULL, virt_to_phys(skb->data), len, PCI_DMA_FROMDEVICE); -+#if defined (CONFIG_CNS3XXX_SPPE) -+ if (PACKET_REASON_TO_CPU == rx_buffer->rx_desc->hr) { -+ if (sppe_pci_fp_ready) { -+ SPPE_PARAM param; -+ int pci_dev_index; -+ struct iphdr *iph; -+ -+ skb_put(skb, len); -+ iph = (struct iphdr *)(skb->data + sizeof(struct ethhdr)); -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ param.cmd = SPPE_CMD_ARP; -+ param.op = SPPE_OP_GET; -+ param.data.sppe_arp.ip[0] = iph->daddr; -+ if (SPPE_RESULT_SUCCESS != sppe_func_hook(¶m)) { -+ goto NOT_IN_PCI_FP; -+ } else { -+ pci_dev_index = param.data.sppe_arp.unused_1; -+ } -+ param.cmd = SPPE_CMD_PCI_FP_DEV; -+ param.op = SPPE_OP_GET; -+ param.data.sppe_pci_fp_dev.dev = NULL; -+ param.data.sppe_pci_fp_dev.index = pci_dev_index; -+ if (SPPE_RESULT_SUCCESS != sppe_pci_fp_hook(¶m)) { -+ goto NOT_IN_PCI_FP; -+ } else { -+ skb->dev = param.data.sppe_pci_fp_dev.dev; -+ } -+ #if 1 -+ dev_queue_xmit(skb); -+ #else -+ skb->dev->hard_start_xmit(skb, skb->dev); -+ #endif -+ -+ return 0; -+ } -+ } -+NOT_IN_PCI_FP: -+#endif -+ -+#ifdef CNS3XXX_NON_NIC_MODE_8021Q -+ if (cns3xxx_is_untag_packet(rx_desc) == 1) -+ take_off_vlan_header(skb); -+#endif -+ -+#ifdef CONFIG_CNS3XXX_PORT_BASE -+ assign_netdev(rx_buffer); -+ -+ if (rx_buffer->skb->dev) // if skb->dev is 0, means VLAN base -+ goto determine_dev_ok; -+ -+#endif /* CONFIG_CNS3XXX_PORT_BASE */ -+ -+ -+#ifdef CONFIG_CNS3XXX_VLAN_BASE -+ -+#ifdef CONFIG_HAVE_VLAN_TAG -+ -+#if defined(CNS3XXX_VLAN_8021Q) -+ // some funcion need netdev like eth_type_trans(), so need to assign it. -+ skb->dev = intr_netdev; -+ // 8021Q module will determine right netdev by vlan tag. -+#else // defined(CNS3XXX_VLAN_8021Q) -+ { -+ assign_netdev(rx_buffer); -+ -+ take_off_vlan_header(skb); -+ if (MSG_LEVEL == 5) -+ print_packet(skb->data, 32); -+ -+ if ( rx_buffer->skb->dev == 0){ -+ goto freepacket; -+ } -+ } -+ -+#endif // CNS3XXX_VLAN_8021Q -+ -+#else /* CONFIG_HAVE_VLAN_TAG */ -+ -+#ifdef CNS3XXX_RX_DESC_VLAN_INFO -+// get VLAN information by RX descriptor field -+ -+#endif -+ -+#endif // CONFIG_HAVE_VLAN_TAG -+ -+#endif // CONFIG_CNS3XXX_VLAN_BASE -+ -+ -+#ifdef CONFIG_CNS3XXX_PORT_BASE -+determine_dev_ok: -+#endif -+ -+ skb_put(skb, len); -+ -+ if (skb->dev) { -+ priv = netdev_priv(skb->dev); -+ } -+ else{ -+ DEBUG_MSG(WARNING_MSG, "skb_ptr->dev==NULL\n"); -+ goto freepacket; -+ } -+ -+#ifdef CNS3XXX_RX_HW_CHECKSUM -+ switch (rx_desc->prot) -+ { -+ case 1 : -+ case 2 : -+ case 5 : -+ case 6 : -+ { -+ if ( rx_desc->l4f == 0) { // tcp/udp checksum is correct -+ skb->ip_summed = CHECKSUM_UNNECESSARY; -+ } else { -+ skb->ip_summed = CHECKSUM_NONE; -+ } -+ break; -+ } -+ default: -+ { -+ skb->ip_summed = CHECKSUM_NONE; -+ break; -+ } -+ } -+#else -+ skb->ip_summed = CHECKSUM_NONE; -+#endif // CNS3XXX_RX_HW_CHECKSUM -+ -+ -+ // this line must, if no, packet will not send to network layer -+#ifdef CONFIG_FAST_BRIDGE -+ if (fast_bridge_en == 0) -+#endif -+ skb->protocol = eth_type_trans(skb, skb->dev); -+ -+ skb->dev->last_rx = jiffies; -+ priv->stats.rx_packets++; -+ priv->stats.rx_bytes += len; -+ -+#ifdef CONFIG_FAST_BRIDGE -+ if (fast_bridge_en == 1) { -+ -+ skb->ip_summed = CHECKSUM_NONE; -+ if ( skb->dev == PORT0_NETDEV) { -+ skb->dev = PORT1_NETDEV; -+ } else if ( skb->dev == PORT1_NETDEV) { -+ skb->dev = PORT0_NETDEV; -+ } -+ //skb->dev->hard_start_xmit(skb, skb->dev); -+ cns3xxx_send_packet(skb, skb->dev); -+ } else { -+#endif // #ifdef CONFIG_FAST_BRIDGE -+ -+ -+//#if defined(CNS3XXX_VLAN_8021Q) -+#if 0 -+ if (priv->vlgrp != NULL) -+ { -+ //cns3xxx_vlan_rx(priv, skb, rx_buffer->rx_desc->c_vid); -+ cns3xxx_vlan_rx(priv, skb, rx_buffer->rx_desc->c_vid); -+ //cns3xxx_vlan_rx(priv, skb, swab16(le32_to_cpu(rx_buffer->rx_desc->c_vid)) ); -+ } -+ else -+#else -+ #ifdef CONFIG_CNS3XXX_NAPI -+ netif_receive_skb(skb); -+ #else -+ netif_rx(skb); -+ #endif -+#endif -+ -+#ifdef CONFIG_FAST_BRIDGE -+ } -+#endif -+ -+ //vlan_hwaccel_receive_skb(skb, priv->vlgrp, 1); -+ -+ return 0; -+ -+freepacket: -+ //DEBUG_MSG(NORMAL_MSG, "freepacket\n"); -+ dev_kfree_skb_any(skb); -+ return 0; -+} -+ -+// index from 1 -+inline u32 get_rx_hw_index(CNS3XXXPrivate *priv) -+{ -+ return ((FS_DESC_PTR0_REG - get_rx_head_phy_addr(&RX_RING0(priv))) / sizeof(RXDesc) ); -+} -+ -+inline int get_rx_hw_index_by_reg(u8 ring_num) -+{ -+ if (ring_num == 0 ) { -+ return ((FS_DESC_PTR0_REG - FS_DESC_BASE_ADDR0_REG) / sizeof(RXDesc) ); -+ } else if (ring_num == 1 ) { -+ return ((FS_DESC_PTR1_REG - FS_DESC_BASE_ADDR1_REG) / sizeof(RXDesc) ); -+ } -+ -+ return CAVM_FAIL; -+} -+ -+void dump_rxring(void) -+{ -+ int j=0; -+ RXBuffer *rx_buffer = 0; -+ -+ rx_buffer = get_rx_ring_head(g_ring_info.rx_ring+0); -+ for (j=0 ; j < get_rx_ring_size(g_ring_info.rx_ring+0); ++j, ++rx_buffer) { -+ printk("[%d] ## rx_buffer->rx_desc->cown: %d\n", j, rx_buffer->rx_desc->cown); -+ } -+} -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+void cns3xxx_receive_packet(CNS3XXXPrivate *priv, int mode, int *work_done, int work_to_do) -+#else -+void cns3xxx_receive_packet(CNS3XXXPrivate *priv, int mode) -+#endif -+{ -+ int fssd_index; -+ //int fssd_current; -+ RXBuffer volatile *rx_buffer = 0; -+ RXDesc volatile *rx_desc=0; -+ struct sk_buff *skb; -+#ifndef CONFIG_CNS3XXX_NAPI -+ int fsqf = 0; // Queue Full Mode =0 -+#endif -+ int i, rxcount = 0; -+ u8 queue_index = priv->ring_index; -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ RXDesc tmp_rx_desc; -+#endif -+ -+ rx_buffer = get_cur_rx_buffer(&(priv->rx_ring[queue_index])); -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ rx_desc = &tmp_rx_desc; -+ swap_rx_desc(rx_buffer->rx_desc, rx_desc); -+#else -+ rx_desc = rx_buffer->rx_desc; -+#endif -+ -+ fssd_index = get_rx_hw_index_by_reg(queue_index); -+ -+ if (fssd_index > get_rx_cur_index(&priv->rx_ring[queue_index]) ) { -+ rxcount = fssd_index - get_rx_cur_index(&priv->rx_ring[queue_index]); -+ } else if (fssd_index < get_rx_cur_index(&priv->rx_ring[queue_index])) { -+ rxcount = (get_rx_ring_size(&priv->rx_ring[queue_index]) - get_rx_cur_index(&priv->rx_ring[queue_index]) ) + fssd_index; -+ } else { // fssd_index == rxring.cur_index -+ if (rx_desc->cown == 0) { // if rx_desc->cown is 1, we can receive the RX descriptor. -+ enable_rx_dma(0, 1); -+ goto receive_packet_exit; -+ } else { -+ // Queue Full -+#ifndef CONFIG_CNS3XXX_NAPI -+ fsqf = 1; -+#endif -+ rxcount = get_rx_ring_size(&priv->rx_ring[queue_index]); -+ } -+ } -+#ifndef CONFIG_CNS3XXX_NAPI -+ if (mode == 1) { -+ fsqf = 1; -+ rxcount = get_rx_ring_size(&priv->rx_ring[queue_index]); -+ } -+#endif -+ -+#ifdef CNS3XXX_FREE_TX_IN_RX_PATH -+ free_tx_desc_skb(priv->tx_ring + 0, 0); -+#ifdef CNS3XXX_DOUBLE_TX_RING -+ free_tx_desc_skb(priv->tx_ring + 1, 1); -+#endif -+#endif -+ -+ for (i = 0; i < rxcount; i++) { -+ -+ if (rx_desc->cown != 0) { // start to get packet -+ // Alloc New skb_buff -+ skb = cns3xxx_alloc_skb(); -+ // Check skb_buff -+ if (skb) { -+ cns3xxx_get_rfd_buff(rx_buffer, priv); -+ rx_buffer->skb = skb; -+#ifndef NCNB_TEST -+ rx_desc->sdp = (u32)virt_to_phys(skb->data); -+#endif -+ rx_desc->sdl = MAX_PACKET_LEN; -+ rx_desc->fsd = 1; -+ rx_desc->lsd = 1; -+ rx_desc->cown = 0; // set cbit to 0 -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ swap_rx_desc(rx_desc, rx_buffer->rx_desc); -+#endif -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+ ++(*work_done); -+ if (*work_done >= work_to_do) { -+ -+ rx_index_next(&priv->rx_ring[queue_index]); // rx_ring.cur_index points to next -+ rx_buffer = get_cur_rx_buffer(&priv->rx_ring[queue_index]); -+ rx_desc = rx_buffer->rx_desc; -+ break; -+ } -+#endif -+ -+ } else { -+ // I will add dev->lp.stats->rx_dropped, it will effect the performance -+ //PDEBUG("%s: Alloc sk_buff fail, reuse the buffer\n", __FUNCTION__); -+ rx_desc->cown = 0; // set cbit to 0 -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ swap_rx_desc(rx_desc, rx_buffer->rx_desc); -+#endif -+ -+ return; -+ } -+ } else { // cown is 0, no packets -+ //*work_done = 0; -+ return; -+ } -+ -+ -+ rx_index_next(&priv->rx_ring[queue_index]); // rx_ring.cur_index points to next -+ rx_buffer = get_cur_rx_buffer(&priv->rx_ring[queue_index]); -+ rx_desc = rx_buffer->rx_desc; -+ -+ } // end for (i = 0; i < rxcount; i++) -+ -+ -+#ifndef CONFIG_CNS3XXX_NAPI -+ if (fsqf) { -+ priv->rx_ring[queue_index].cur_index = fssd_index; -+ mb(); -+ enable_rx_dma(0, 1); -+ } -+#endif -+ -+ -+ //spin_unlock(&rx_lock); -+receive_packet_exit: -+ return; -+} -+ -+irqreturn_t cns3xxx_fsrc_ring0_isr(int irq, void *dev_id) -+{ -+ struct net_device *netdev = dev_id; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ -+ priv->ring_index=0; -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+{ -+ CNS3XXXPrivate *priv = netdev_priv(napi_dev); -+ priv->ring_index=0; -+ -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xb0); -+#else -+ cns3xxx_disable_irq(FSRC_RING0_INTERRUPT_ID); -+#endif -+ -+ //if (likely(netif_rx_schedule_prep(napi_dev, &priv->napi))) { -+ if (likely(napi_schedule_prep(&priv->napi))) { -+ //__netif_rx_schedule(napi_dev, &priv->napi); -+ __napi_schedule(&priv->napi); -+ } else { -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xf0); -+#else -+ cns3xxx_enable_irq(FSRC_RING0_INTERRUPT_ID); -+#endif -+ } -+} -+#else // !CONFIG_CNS3XXX_NAPI -+ -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xb0); -+#else -+ cns3xxx_disable_irq(FSRC_RING0_INTERRUPT_ID); -+ cns3xxx_disable_irq(FSQF_RING0_INTERRUPT_ID); -+#endif -+ -+ cns3xxx_receive_packet(priv, 0); // Receive Once -+ -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xf0); -+#else -+ cns3xxx_enable_irq(FSRC_RING0_INTERRUPT_ID); -+ cns3xxx_enable_irq(FSQF_RING0_INTERRUPT_ID); -+#endif -+ enable_rx_dma(0, 1); -+#endif -+ -+ return IRQ_HANDLED; -+} -+ -+ -+#if defined(CNS3XXX_DOUBLE_RX_RING) -+irqreturn_t cns3xxx_fsrc_ring1_isr(int irq, void *dev_id) -+{ -+ struct net_device *netdev = dev_id; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ priv->ring_index=1; -+ -+ -+#if defined(CONFIG_CNS3XXX_NAPI) && defined(CNS3XXX_DOUBLE_RX_RING) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(r1_napi_dev); -+ priv->ring_index=1; -+ -+ cns3xxx_disable_irq(FSRC_RING1_INTERRUPT_ID); -+ -+ if (likely(napi_schedule_prep(&priv->napi))) { -+ __napi_schedule(&priv->napi); -+ } else { -+ cns3xxx_enable_irq(FSRC_RING1_INTERRUPT_ID); -+ } -+} -+#else -+ -+ cns3xxx_disable_irq(CNS3XXX_FSRC_RING1_INTERRUPT_ID); -+ cns3xxx_disable_irq(CNS3XXX_FSQF_RING1_INTERRUPT_ID); -+ cns3xxx_receive_packet(priv, 0); // Receive Once -+ enable_rx_dma(1, 1); -+ -+ cns3xxx_enable_irq(CNS3XXX_FSRC_RING1_INTERRUPT_ID); -+ cns3xxx_enable_irq(CNS3XXX_FSQF_RING1_INTERRUPT_ID); -+#endif -+ -+ return IRQ_HANDLED; -+} -+#endif -+ -+int cns3xxx_check_enough_tx_descriptor(TXRing *tx_ring, int need_free_tx_desc) -+{ -+#if 1 -+ int i=0; -+ TXDesc *tx_desc=0; -+ u32 cur_index = get_tx_cur_index(tx_ring); -+ TXBuffer *tx_buffer = get_tx_buffer_by_index(tx_ring, cur_index); -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ TXDesc tmp_tx_desc; -+ tx_desc = &tmp_tx_desc; -+ swap_tx_desc(tx_buffer->tx_desc, tx_desc); -+#else -+ tx_desc = tx_buffer->tx_desc; -+#endif -+ -+ -+ for (i=0 ; i < need_free_tx_desc ; ++i) { -+ if ( tx_desc->cown == 0 ) { -+ return 0; // no free TX descriptor -+ } -+ tx_buffer = get_tx_buffer_by_index(tx_ring, ++cur_index); -+ } -+#endif -+ return 1; -+} -+ -+// if return CAVM_ERR, means pad is fail, the packet cannot send by switch. -+ -+int fill_a_skb_to_tx_desc(TXBuffer * tx_buffer, u8 *data, int len, struct sk_buff *skb, const struct CNS3XXXPrivate_ *priv, int sg, int fsd, int lsd) -+{ -+ //TXDesc *tx_desc_ptr = tx_buffer->tx_desc; -+ static int tt=0; -+ -+ TXDesc *tx_desc_ptr = 0; -+#ifdef CONFIG_SWTICH_BIG_ENDIAN -+ TXDesc tmp_tx_desc; -+ tx_desc_ptr = &tmp_tx_desc; -+ swap_tx_desc(tx_buffer->tx_desc, tx_desc_ptr); -+#else -+ tx_desc_ptr = tx_buffer->tx_desc; -+#endif -+ -+ -+ -+ if (tx_buffer->skb) { -+ dev_kfree_skb_any(tx_buffer->skb); -+ tx_buffer->skb = 0 ; -+ } else { -+ //++tx_ring.non_free_tx_skb; -+ } -+ -+ tx_buffer->skb = skb; /* for free skb */ -+ tx_desc_ptr->sdp = virt_to_phys(data); -+ tx_buffer->j = tt; -+ tx_buffer->tx_index = cns3xxx_get_tx_hw_index(0); -+ ++tt; -+ -+#if 0 -+ { -+ static u16 previous_sn_num=10; -+ u16 sn_num=0; -+ u16 e_type=0; -+ -+ memcpy(&e_type, skb->data + 12, 2); -+ e_type = be16_to_cpu(e_type); -+ -+ if (e_type == 0x0800) { -+ memcpy(&sn_num, skb->data + 0x28, 2); -+ sn_num = be16_to_cpu(sn_num); -+ -+ if ( previous_sn_num == sn_num) -+ printk("dup\n"); -+ -+ previous_sn_num = sn_num; -+ } -+ -+ } -+#endif -+ -+ -+#ifdef CNS3XXX_TX_HW_CHECKSUM -+ tx_desc_ptr->ico = 1; -+ tx_desc_ptr->uco = 1; -+ tx_desc_ptr->tco = 1; -+#else -+ tx_desc_ptr->ico = 0; -+ tx_desc_ptr->uco = 0; -+ tx_desc_ptr->tco = 0; -+#endif -+ // Wake interrupt -+#ifdef CNS3XXX_TSTC_RING0_ISR -+ tx_desc_ptr->interrupt = 1; -+#else -+ tx_desc_ptr->interrupt = 0; -+#endif -+ -+ /* fill 0 to MIN_PACKET_LEN size */ -+ // can change MIN_PACKET_LEN to 14 -+ if (sg==0 && len < MIN_PACKET_LEN) { -+ if (skb_padto(skb, MIN_PACKET_LEN)) -+ return CAVM_ERR; -+ -+ //memset(skb->data + len, 0, MIN_PACKET_LEN - len); -+ //skb->len = MIN_PACKET_LEN; -+ tx_desc_ptr->sdl = MIN_PACKET_LEN; -+ } else { -+ tx_desc_ptr->sdl = len; -+ } -+ -+ dma_cache_maint(data, tx_desc_ptr->sdl, PCI_DMA_TODEVICE); -+ -+ /* VLAN base or port base function to set TX descriptor */ -+ /* reference: tx_//port_base(), tx_vlan_base() */ -+ priv->net_device_priv->tx_func(tx_desc_ptr, priv, skb); -+ tx_desc_ptr->fsd = fsd; -+ tx_desc_ptr->lsd = lsd; -+ -+ /* NOT SG packet */ -+ if( fsd == 1 && lsd == 1) -+ tx_desc_ptr->cown = 0; -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+ swap_tx_desc(tx_desc_ptr, tx_buffer->tx_desc); -+#endif -+ -+ return CAVM_OK; -+} -+ -+int cns3xxx_send_packet(struct sk_buff *skb, struct net_device *netdev) -+{ -+ -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ TXBuffer *tx_buffer = 0; -+ unsigned long flags; -+ int nr_frags =skb_shinfo(skb)->nr_frags; -+ -+ TXDesc *tx_desc[10]; // FIXME: ensure to maximum sg size -+ int tx_desc_count=0; -+ int i=0; -+ -+#ifdef DEBUG_TX -+ if (MSG_LEVEL == DUMP_TX_PKT_INFO) { -+ print_packet(tx_buffer->skb->data, tx_buffer->tx_desc->sdl); -+ //dump_tx_desc(tx_buffer->tx_desc); -+ } -+#endif -+ -+ spin_lock_irqsave(&tx_lock, flags); -+ -+ if (cns3xxx_check_enough_tx_descriptor(priv->tx_ring + ring_index, (nr_frags==0 ) ? 1 : nr_frags) == 0) { -+ // no enough tx descriptor -+ spin_unlock_irqrestore(&tx_lock, flags); -+ // re-queue the skb -+ return NETDEV_TX_BUSY; -+ } -+ -+ tx_buffer = get_cur_tx_buffer(priv->tx_ring + ring_index); -+ -+ if (nr_frags == 0) { // non scatter/gather I/O -+ -+ fill_a_skb_to_tx_desc(tx_buffer, skb->data, skb->len, skb, priv, 0, 1, 1); -+ -+ tx_index_next(priv->tx_ring + ring_index); -+ -+ } else { // scatter/gather I/O -+ struct skb_frag_struct *frag = 0; -+ -+ -+ fill_a_skb_to_tx_desc(tx_buffer, skb->data, skb->len - skb->data_len, 0, priv, 1, 1, 0); -+ tx_desc[tx_desc_count++] = tx_buffer->tx_desc; -+ tx_index_next(priv->tx_ring + ring_index); -+ tx_buffer = get_cur_tx_buffer(priv->tx_ring + ring_index); -+ -+ for (i=0 ; i < nr_frags-1 ; ++i) { -+ frag = &skb_shinfo(skb)->frags[i]; -+ -+ fill_a_skb_to_tx_desc(tx_buffer, page_address(frag->page) + frag->page_offset, frag->size, 0, priv, 1, 0, 0); -+ tx_desc[tx_desc_count++] = tx_buffer->tx_desc; -+ -+ tx_index_next(priv->tx_ring + ring_index); -+ tx_buffer = get_cur_tx_buffer(priv->tx_ring + ring_index); -+ } -+ frag = &skb_shinfo(skb)->frags[nr_frags-1]; -+ -+ // last fragment -+ fill_a_skb_to_tx_desc(tx_buffer, page_address(frag->page) + frag->page_offset, frag->size, skb, priv, 1, 0, 1); -+ tx_desc[tx_desc_count++] = tx_buffer->tx_desc; -+ -+ tx_index_next(priv->tx_ring + ring_index); -+ tx_buffer = get_cur_tx_buffer(priv->tx_ring + ring_index); -+ } -+ -+ -+ if( nr_frags != 0) { -+ -+ for (i = 0; i < tx_desc_count ; i++ ) -+ tx_desc[i]->cown = 0 ; -+ } -+ -+ mb(); -+ enable_tx_dma(ring_index, 1); -+ -+ priv->stats.tx_packets++; -+ priv->stats.tx_bytes += skb->len; -+ netdev->trans_start = jiffies; -+ -+ spin_unlock_irqrestore(&tx_lock, flags); -+ return NETDEV_TX_OK; -+} -+ -+ -+#ifdef CNS3XXX_FSQF_RING0_ISR -+irqreturn_t cns3xxx_fsqf_ring0_isr(int irq, void *dev_id) -+{ -+#ifndef CONFIG_CNS3XXX_NAPI -+ struct net_device *netdev = dev_id; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+#endif -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+{ -+ CNS3XXXPrivate *priv = netdev_priv(napi_dev); -+ // because in normal state, fsql only invoke once and set_bit is atomic function. -+ // so I don't mask it. -+ set_bit(0, &priv->is_qf); -+} -+#else -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xb0); -+#else -+ cns3xxx_disable_irq(FSRC_RING0_INTERRUPT_ID); -+ cns3xxx_disable_irq(FSQF_RING0_INTERRUPT_ID); -+#endif -+ -+ -+ cns3xxx_receive_packet(priv, 1); // Receive at Queue Full Mode -+ -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xf0); -+#else -+ cns3xxx_enable_irq(FSRC_RING0_INTERRUPT_ID); -+ cns3xxx_enable_irq(FSQF_RING0_INTERRUPT_ID); -+#endif -+ -+ enable_rx_dma(0, 1); -+#endif // CONFIG_CNS3XXX_NAPI -+ -+ return IRQ_HANDLED; -+} -+#endif -+ -+ -+#if defined(CNS3XXX_DOUBLE_RX_RING) -+#ifdef CNS3XXX_FSQF_RING1_ISR -+irqreturn_t cns3xxx_fsqf_ring1_isr(int irq, void *dev_id) -+{ -+ struct net_device *netdev = dev_id; -+ CNS3XXXPrivate *priv = netdev_priv(netdev); -+ //INTC_CLEAR_EDGE_TRIGGER_INTERRUPT(INTC_GSW_FSQF_BIT_INDEX); -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+{ -+ CNS3XXXPrivate *priv = netdev_priv(r1_napi_dev); -+ // because in normal state, fsqf only invoke once and set_bit is atomic function. -+ // so don't mask it. -+ set_bit(0, &priv->is_qf); -+} -+#else -+ cns3xxx_disable_irq(FSRC_RING1_INTERRUPT_ID); -+ cns3xxx_disable_irq(FSQF_RING1_INTERRUPT_ID); -+ -+ cns3xxx_receive_packet(priv, 1); // Receive at Queue Full Mode -+ enable_rx_dma(1, 1); -+ -+ cns3xxx_enable_irq(FSRC_RING1_INTERRUPT_ID); -+ cns3xxx_enable_irq(FSQF_RING1_INTERRUPT_ID); -+#endif -+ return IRQ_HANDLED; -+} -+#endif -+#endif //#if defined(CNS3XXX_DOUBLE_RX_RING) -+ -+ -+#ifdef CNS3XXX_STATUS_ISR -+irqreturn_t cns3xxx_status_isr(int irq, void *dev_id) -+{ -+ u32 int_status = INTR_STAT_REG; -+ u32 i=0; -+ -+ cns3xxx_disable_irq(STATUS_INTERRUPT_ID); -+ for (i = 0; i < 32; i++) { -+ if (int_status & (1 << i)) { -+ PRINT_INFO(cns3xxx_gsw_status_tbl[i]); -+ } -+ } -+ INTR_STAT_REG = 0xffffffff; // write 1 for clear. -+ cns3xxx_enable_irq(STATUS_INTERRUPT_ID); -+ return IRQ_HANDLED; -+} -+#endif -+ -+ -+#ifdef CNS3XXX_TSTC_RING0_ISR -+irqreturn_t cns3xxx_tstc_ring0_isr(int irq, void *dev_id) -+{ -+ return IRQ_HANDLED; -+} -+#endif -+ -+ -+static int cns3xxx_install_isr(struct net_device *dev) -+{ -+ int retval; -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ -+ if (install_isr_rc == 0) { -+ -+ retval = request_irq(FSRC_RING0_INTERRUPT_ID, cns3xxx_fsrc_ring0_isr, IRQF_SHARED, "FSRC_RING0", intr_netdev); -+ -+ if (retval) { -+ return 1; -+ } -+ -+#ifdef CNS3XXX_FSQF_RING0_ISR -+ retval = request_irq(FSQF_RING0_INTERRUPT_ID, cns3xxx_fsqf_ring0_isr, IRQF_SHARED, "FSQF_RING0", intr_netdev); -+ -+ if (retval) { -+ PRINT_INFO("%s: unable to get IRQ %d (irqval=%d).\n", "FSQF_RING0", FSQF_RING0_INTERRUPT_ID, retval); -+ return 2; -+ } -+#endif -+ -+#ifdef CNS3XXX_TSTC_RING0_ISR -+ retval = request_irq(TSTC_RING0_INTERRUPT_ID, cns3xxx_tstc_ring0_isr, IRQF_SHARED, "TSTC_RING0", intr_netdev); -+ -+ if (retval) { -+ PRINT_INFO("%s: unable to get IRQ %d (irqval=%d).\n", "TSTC_RING0", FSQF_RING0_INTERRUPT_ID, retval); -+ return 3; -+ } -+ -+#endif -+ -+ -+ if (priv->num_rx_queues == 2) { -+#if defined(CNS3XXX_DOUBLE_RX_RING) -+ retval = request_irq(FSRC_RING1_INTERRUPT_ID, cns3xxx_fsrc_ring1_isr, IRQF_SHARED, "FSRC_RING1", intr_netdev); -+ -+ if (retval) { -+ return 1; -+ } -+ -+#ifdef CNS3XXX_FSQF_RING1_ISR -+ retval = request_irq(FSQF_RING1_INTERRUPT_ID, cns3xxx_fsqf_ring1_isr, IRQF_SHARED, "FSQF_RING1", intr_netdev); -+ -+ if (retval) { -+ PRINT_INFO("%s: unable to get IRQ %d (irqval=%d).\n", "FSQF_RING1", FSQF_RING1_INTERRUPT_ID, retval); -+ return 2; -+ } -+#endif -+ -+#endif -+ } -+ -+#ifdef CNS3XXX_STATUS_ISR -+ retval = request_irq(STATUS_INTERRUPT_ID, cns3xxx_status_isr, IRQF_SHARED, "GSW_STATUS", intr_netdev); -+ -+ if (retval) { -+ PRINT_INFO("%s: unable to get IRQ %d (irqval=%d).\n", "GSW STATUS INT", STATUS_INTERRUPT_ID, retval); -+ return 3; -+ } -+ INTR_MASK_REG = 0; -+#endif -+ -+ -+ -+ -+ -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+{ -+ CNS3XXXPrivate *sp = netdev_priv(napi_dev); -+ napi_enable(&sp->napi); -+ netif_start_queue(napi_dev); -+ -+#ifdef CNS3XXX_DOUBLE_RX_RING -+ sp = netdev_priv(r1_napi_dev); -+ napi_enable(&sp->napi); -+ netif_start_queue(r1_napi_dev); -+#endif -+} -+#endif -+ // enable cpu port -+ enable_port(3, 1); -+ -+ } // end if (install_isr_rc == 0) -+ -+ ++install_isr_rc; -+ -+ return 0; -+} -+ -+ -+int cns3xxx_open(struct net_device *dev) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ //static int init_state=0; -+ -+ if (cns3xxx_setup_rx_tx_res(priv) != CAVM_OK) { -+ return -1; -+ } -+ -+ netif_start_queue(dev); -+ priv->net_device_priv->open(); -+ -+ cns3xxx_install_isr(dev); -+ -+ enable_rx_dma(0, 1); -+ -+ if (priv->num_rx_queues == 2) -+ enable_rx_dma(1, 1); -+ -+ netif_carrier_on(dev); -+ -+ return 0; -+} -+ -+static int cns3xxx_uninstall_isr(struct net_device *dev) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ --install_isr_rc; -+ if (install_isr_rc == 0) { -+ enable_port(3, 0); -+ free_irq(FSRC_RING0_INTERRUPT_ID, intr_netdev); -+#ifdef CNS3XXX_STATUS_ISR -+ free_irq(STATUS_INTERRUPT_ID, intr_netdev); -+#endif -+ -+#ifdef CNS3XXX_FSQF_RING0_ISR -+ free_irq(FSQF_RING0_INTERRUPT_ID, intr_netdev); -+#endif -+ -+#ifdef CNS3XXX_TSTC_RING0_ISR -+ free_irq(TSTC_RING0_INTERRUPT_ID, intr_netdev); -+#endif -+ -+ if (priv->num_rx_queues == 2) { -+ free_irq(FSRC_RING1_INTERRUPT_ID, intr_netdev); -+ -+#ifdef CNS3XXX_FSQF_RING1_ISR -+ free_irq(FSQF_RING1_INTERRUPT_ID, intr_netdev); -+#endif -+ } -+ -+ -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+{ -+ CNS3XXXPrivate *sp = netdev_priv(napi_dev); -+ -+ napi_disable(&sp->napi); -+ netif_stop_queue(napi_dev); -+#ifdef CNS3XXX_DOUBLE_RX_RING -+ sp = netdev_priv(r1_napi_dev); -+ -+ napi_disable(&sp->napi); -+ netif_stop_queue(r1_napi_dev); -+#endif -+} -+#endif -+ -+ -+ } -+ -+ return 0; -+} -+ -+int cns3xxx_close(struct net_device *dev) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ -+ enable_rx_dma(0, 0); -+ enable_tx_dma(0, 0); -+ -+ if (priv->num_rx_queues == 2) -+ enable_tx_dma(1, 0); -+ -+ if (priv->num_tx_queues == 2) -+ enable_rx_dma(1, 0); -+ -+ netif_stop_queue(dev); -+ -+ priv->net_device_priv->close(); -+ cns3xxx_uninstall_isr(dev); -+ cns3xxx_free_rx_tx_res(priv); -+ netif_carrier_off(dev); -+ return 0; -+} -+ -+ -+ -+//#define MAC_PORT(p) MAC##p##_CFG_REG -+ -+void broadcast_storm_cfg(u8 port, u8 boradcast, u8 multicast, u8 unknown) -+{ -+ switch (port) -+ { -+ case 0: -+ { -+ (boradcast == 1) ? (MAC0_CFG_REG |= (1 << 30)) : (MAC0_CFG_REG &= (~(1 << 30))) ; -+ (multicast == 1) ? (MAC0_CFG_REG |= (1 << 29)) : (MAC0_CFG_REG &= (~(1 << 29))) ; -+ (unknown == 1) ? (MAC0_CFG_REG |= (1 << 28)) : (MAC0_CFG_REG &= (~(1 << 28))) ; -+ break; -+ } -+ case 1: -+ { -+ (boradcast == 1) ? (MAC1_CFG_REG |= (1 << 30)) : (MAC1_CFG_REG &= (~(1 << 30))) ; -+ (multicast == 1) ? (MAC1_CFG_REG |= (1 << 29)) : (MAC1_CFG_REG &= (~(1 << 29))) ; -+ (unknown == 1) ? (MAC1_CFG_REG |= (1 << 28)) : (MAC1_CFG_REG &= (~(1 << 28))) ; -+ break; -+ } -+ case 2: -+ { -+ (boradcast == 1) ? (MAC2_CFG_REG |= (1 << 30)) : (MAC2_CFG_REG &= (~(1 << 30))) ; -+ (multicast == 1) ? (MAC2_CFG_REG |= (1 << 29)) : (MAC2_CFG_REG &= (~(1 << 29))) ; -+ (unknown == 1) ? (MAC2_CFG_REG |= (1 << 28)) : (MAC2_CFG_REG &= (~(1 << 28))) ; -+ break; -+ } -+ } -+} -+ -+void broadcast_storm_rate(u8 rate) -+{ -+ TC_CTRL_REG &= (~(0xf << 24)); -+ TC_CTRL_REG |= (rate << 24); -+} -+ -+// port: 0, 1, 2 ; port0, port1 and port2 -+// config general mac port configuration -+void cns3xxx_general_mac_cfg(u8 port) -+{ -+ u32 cfg=0; -+ -+ switch (port) -+ { -+ case 0: -+ { -+ cfg = MAC0_CFG_REG; -+ break; -+ } -+ case 1: -+ { -+ cfg = MAC1_CFG_REG; -+ break; -+ } -+ case 2: -+ { -+ cfg = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ -+ // txc_check_en: 1 -+ cfg |= (1 << 13); -+ -+ // bp_en: 1 -+ cfg |= (1 << 17); -+ -+#ifdef CNS3XXX_LEARN_ENABLE -+ // learn_dis: 0 -+ cfg &= (~(1 << 19)); -+#else -+ // learn disable -+ cfg |= (1 << 19); -+#endif -+ -+ // blocking_state: 0 -+ cfg &= (~(1 << 20)); -+ -+ // block_mode: 0 -+ cfg &= (~(1 << 21)); -+ -+#ifdef CNS3XXX_AGE_ENABLE -+ // age_en: 1 -+ cfg |= (1 << 22); -+ -+#else -+ // age disable -+ cfg &= (~(1 << 22)); -+#endif -+ -+ // SA_secured: 0 -+ cfg &= (~(1 << 23)); -+ -+ switch (port) -+ { -+ case 0: -+ { -+ MAC0_CFG_REG = cfg; -+ break; -+ } -+ case 1: -+ { -+ MAC1_CFG_REG = cfg; -+ break; -+ } -+ case 2: -+ { -+ MAC2_CFG_REG = cfg; -+ break; -+ } -+ } -+ -+} -+ -+void cns3xxx_configu_cpu_port(void) -+{ -+ // Set CPU port to general configuration -+ -+#ifdef CNS3XXX_LEARN_ENABLE -+ CPU_CFG_REG &= (~(1 << 19)); -+#else -+ // learn_dis: 1 -+ CPU_CFG_REG |= (1 << 19); -+#endif -+ -+#ifdef CNS3XXX_AGE_ENABLE -+ // age_en: 1 -+ CPU_CFG_REG |= (1 << 22); -+#else -+ // age disable -+ CPU_CFG_REG &= (~(1 << 22)); -+#endif -+ -+ // SA_secured: 0 -+ CPU_CFG_REG &= (~(1 << 23)); -+ -+ // go to hnat:1 -+ CPU_CFG_REG |= (1 << 29); -+ -+ //offset 4N +2 -+ CPU_CFG_REG &= (~(1 << 30)); -+#ifdef CNS3XXX_4N -+ CPU_CFG_REG |= (1 << 30); -+#endif -+ -+ // cpu flow control disable -+ CPU_CFG_REG &= (~(1 << 31)); -+#ifdef CNS3XXX_CPU_PORT_FC -+ // cpu flow control enable -+ CPU_CFG_REG |= (1 << 31); -+#endif -+ -+} -+ -+static void __init cns3xxx_gsw_hw_init(void) -+{ -+ //u32 mac_port_config; -+ int i; -+ //u32 cfg_reg = 0; -+ u32 reg_config = 0; -+ -+#ifdef CONFIG_SILICON -+ -+ //GPIOB_PIN_EN_REG |= (1 << 14); //enable GMII2_CRS -+ //GPIOB_PIN_EN_REG |= (1 << 15); //enable GMII2_COL -+ GPIOB_PIN_EN_REG |= (1 << 20); //enable MDC -+ GPIOB_PIN_EN_REG |= (1 << 21); //enable MDIO -+ -+ cns3xxx_gsw_power_enable(); -+ cns3xxx_gsw_software_reset(); -+#endif -+ -+#ifdef CNS3XXX_CONFIG_SIM_MODE -+ SLK_SKEW_CTRL_REG |= (1 << 31); -+#endif -+ -+ -+#if 1 -+ while (((SRAM_TEST_REG >> 20) & 1) == 0); -+#endif -+ -+ clear_fs_dma_state(1); -+ -+ -+ // disable port mac0, mac1, mac2, cpu port -+ enable_port(0, 0); -+ enable_port(1, 0); -+ enable_port(2, 0); -+ enable_port(3, 0); -+ -+ // disable RX0/TX0 RX1/TX1 DMA -+ enable_tx_dma(0, 0); -+ enable_tx_dma(1, 0); -+ enable_rx_dma(0, 0); -+ enable_rx_dma(1, 0); -+ -+ INTR_STAT_REG = 0xffffffff; // write 1 for clear. -+ -+#ifdef CNS3XXX_DELAYED_INTERRUPT -+ DELAY_INTR_CFG_REG = (1 << 16) | (max_pend_int_cnt << 8) | (max_pend_time); -+#endif -+ -+ reg_config = PHY_AUTO_ADDR_REG; -+ reg_config &= ~(3 << 30); -+#ifdef CONFIG_CNS3XXX_JUMBO_FRAME -+ reg_config |= (3 << 30); // maximum frame length: 9600 bytes -+#else -+ reg_config |= (2 << 30); // maximum frame length: 1536 bytes -+#endif -+ -+ PHY_AUTO_ADDR_REG = reg_config; -+ -+ -+ // Set general value for MAC_GLOB_CFG_REG -+ // age_time: 2 ^(1-1) * 300 sec -+ MAC_GLOB_CFG_REG &= (~0xf); -+ MAC_GLOB_CFG_REG |= 1; -+ -+ -+ // bkoff_mode: 111 follow standard -+ MAC_GLOB_CFG_REG &= (~(0x7 << 9)); -+ MAC_GLOB_CFG_REG |= (0x7 << 9); -+ -+ // jam_no: 1010: -+ MAC_GLOB_CFG_REG &= (~(0xf << 12)); -+ MAC_GLOB_CFG_REG |= (0xa << 12); -+ -+ // bp_mode: 10: -+ MAC_GLOB_CFG_REG &= (~(0x3 << 16)); -+ MAC_GLOB_CFG_REG |= (0x2 << 16); -+ -+ // res_mc_flt: 0 -+ MAC_GLOB_CFG_REG &= (~(0x1 << 28)); -+ -+ // col_mode: 11 -+ MAC_GLOB_CFG_REG &= (~(0x3 << 18)); -+ MAC_GLOB_CFG_REG |= (0x3 << 18); -+ -+ // crc_stripping: 1 -+ MAC_GLOB_CFG_REG |= (0x1 << 20); -+ -+ -+ // ACCEPT_CRC_BAD_PKT : 0 -+ MAC_GLOB_CFG_REG &= (~(0x1 << 21)); -+ -+#ifdef ACCEPT_CRC_BAD_PKT -+ MAC_GLOB_CFG_REG |= (0x1 << 21); -+#endif -+ -+ // SVL -+ MAC_GLOB_CFG_REG &= (~(0x1 << 7)); -+ -+#ifdef IVL -+ // IVL: 1 (IVL), 0 (SVL) -+ MAC_GLOB_CFG_REG |= (0x1 << 7); -+#endif -+ -+ -+ // HNAT_en: 0 -+ MAC_GLOB_CFG_REG &= (~(0x1 << 26)); -+ -+ // Firewall_mode: 0 -+ MAC_GLOB_CFG_REG &= (~(0x1 << 27)); -+ -+ -+ -+ cns3xxx_general_mac_cfg(0); -+ cns3xxx_general_mac_cfg(1); -+ cns3xxx_general_mac_cfg(2); -+ cns3xxx_configu_cpu_port(); -+ -+ // write vlan table -+ // set cpu port vlan table -+ cns3xxx_vlan_table_add(&cpu_vlan_table_entry); -+ for (i=0 ; i < sizeof(vlan_table_entry)/sizeof(VLANTableEntry) ; ++i) -+ cns3xxx_vlan_table_add(&vlan_table_entry[i]); -+ -+ cns3xxx_set_pvid(0, PORT0_PVID); -+ cns3xxx_set_pvid(1, PORT1_PVID); -+ cns3xxx_set_pvid(2, PORT2_PVID); -+ cns3xxx_set_pvid(3, CPU_PVID); -+ -+#ifdef CNS3XXX_SET_ARL_TABLE -+ // set arl table -+ cns3xxx_arl_table_flush(); -+#endif -+} -+ -+static int cns3xxx_set_mac_addr(struct net_device *dev, void *p) -+{ -+ //struct sockaddr *sock_addr = addr; -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ -+ struct sockaddr *addr= p; -+ -+ -+ spin_lock_irq(&priv->lock); -+ -+ -+ if (!is_valid_ether_addr(addr->sa_data)) -+ return -EADDRNOTAVAIL; -+ -+ // 1. delete old arl mac entry -+ // 2. add new arl mac entry -+ // 3. copy new mac to netdev field -+ -+ if (priv->net_device_priv->arl_table_entry) { -+ cns3xxx_arl_table_invalid(priv->net_device_priv->arl_table_entry); -+ memcpy(priv->net_device_priv->arl_table_entry->mac, addr->sa_data, dev->addr_len); -+ //print_arl_table_entry(priv->net_device_priv->arl_table_entry); -+ cns3xxx_arl_table_add(priv->net_device_priv->arl_table_entry); -+ } -+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); -+ -+ spin_unlock_irq(&priv->lock); -+ return 0; -+} -+ -+ -+int set_fc_rls(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ FC_GLOB_THRS_REG &= (~(0x1ff << 16)); -+ FC_GLOB_THRS_REG |= (ctl.val << 16); -+ return CAVM_OK; -+} -+ -+int get_fc_rls(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ -+ ctl.val = ((FC_GLOB_THRS_REG >> 16) & 0x1ff); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int set_fc_set(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ FC_GLOB_THRS_REG &= (~0x1ff); -+ FC_GLOB_THRS_REG |= ctl.val; -+ return CAVM_OK; -+} -+ -+int get_fc_set(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ -+ ctl.val = ((FC_GLOB_THRS_REG) & 0x1ff); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+ -+int set_sarl_rls(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ SARL_CTRL_REG &= (~(0x1ff << 12)); -+ SARL_CTRL_REG |= (ctl.val << 12); -+ return CAVM_OK; -+} -+ -+int get_sarl_rls(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ -+ ctl.val = ((SARL_CTRL_REG >> 12) & 0x1ff); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int set_sarl_enable(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ SARL_CTRL_REG &= (~(0x1 << 31)); -+ SARL_CTRL_REG |= (ctl.val << 31); -+ return CAVM_OK; -+} -+ -+int get_sarl_enable(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ ctl.val = ((SARL_CTRL_REG >> 31 ) & 0x1); -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+int set_sarl_set(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ SARL_CTRL_REG &= (~0x1ff); -+ SARL_CTRL_REG |= ctl.val; -+ return CAVM_OK; -+} -+ -+int get_sarl_set(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ -+ ctl.val = ((SARL_CTRL_REG) & 0x1ff); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int set_sarl_oq(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ -+ switch (ctl.gyr) -+ { -+ case 0: // green -+ { -+ SARL_OQ_GTH_REG &= (~(0xff << ctl.tc*8)); -+ SARL_OQ_GTH_REG |= (ctl.val << ctl.tc*8); -+ break; -+ } -+ case 1: // yellow -+ { -+ SARL_OQ_YTH_REG &= (~(0xff << ctl.tc*8)); -+ SARL_OQ_YTH_REG |= (ctl.val << ctl.tc*8); -+ break; -+ } -+ case 2: // red -+ { -+ SARL_OQ_RTH_REG &= (~(0xff << ctl.tc*8)); -+ SARL_OQ_RTH_REG |= (ctl.val << ctl.tc*8); -+ break; -+ } -+ } -+ return CAVM_OK; -+} -+ -+int get_sarl_oq(struct ifreq *ifr) -+{ -+ CNS3XXXSARLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ -+ switch (ctl.gyr) -+ { -+ case 0: // green -+ { -+ ctl.val = ((SARL_OQ_GTH_REG >> ctl.tc*8) & 0xff); -+ break; -+ } -+ case 1: // yellow -+ { -+ ctl.val = ((SARL_OQ_YTH_REG >> ctl.tc*8) & 0xff); -+ break; -+ } -+ case 2: // red -+ { -+ ctl.val = ((SARL_OQ_RTH_REG >> ctl.tc*8) & 0xff); -+ break; -+ } -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXSARLEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int set_queue_weight(struct ifreq *ifr) -+{ -+ CNS3XXXQueueWeightEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXQueueWeightEntry)) ) -+ return -EFAULT; -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ QUEUE_WEIGHT_SET(0, ctl) -+ return 0; -+ } -+ case 1: -+ { -+ QUEUE_WEIGHT_SET(1, ctl) -+ return 0; -+ } -+ case 2: -+ { -+ QUEUE_WEIGHT_SET(2, ctl) -+ return 0; -+ } -+ case 3: // cpu port -+ { -+ CPU_PRI_CTRL_REG &= ~(0x3ffff); -+ CPU_PRI_CTRL_REG |= (ctl.sch_mode << 16); -+ CPU_PRI_CTRL_REG |= (ctl.q0_w); -+ CPU_PRI_CTRL_REG |= (ctl.q1_w << 4); -+ CPU_PRI_CTRL_REG |= (ctl.q2_w << 8); -+ CPU_PRI_CTRL_REG |= (ctl.q3_w << 12); -+ return 0; -+ } -+ case 4: // PPE port -+ { -+ HNAT_PRI_CTRL_REG &= ~(0x3ffff); -+ HNAT_PRI_CTRL_REG |= (ctl.sch_mode << 16); -+ HNAT_PRI_CTRL_REG |= (ctl.q0_w); -+ HNAT_PRI_CTRL_REG |= (ctl.q1_w << 4); -+ HNAT_PRI_CTRL_REG |= (ctl.q2_w << 8); -+ HNAT_PRI_CTRL_REG |= (ctl.q3_w << 12); -+ return 0; -+ } -+ default: -+ { -+ return -EFAULT; -+ } -+ } -+} -+ -+int get_queue_weight(struct ifreq *ifr) -+{ -+ CNS3XXXQueueWeightEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXQueueWeightEntry)) ) -+ return -EFAULT; -+ -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ QUEUE_WEIGHT_GET(0, ctl) -+ break; -+ } -+ case 1: -+ { -+ QUEUE_WEIGHT_GET(1, ctl) -+ break; -+ } -+ case 2: -+ { -+ QUEUE_WEIGHT_GET(2, ctl) -+ break; -+ } -+ case 3: -+ { -+ ctl.sch_mode = ((CPU_PRI_CTRL_REG >> 16 ) & 0x3); -+ ctl.q0_w = ((CPU_PRI_CTRL_REG >> 0 ) & 0x7); -+ ctl.q1_w = ((CPU_PRI_CTRL_REG >> 4 ) & 0x7); -+ ctl.q2_w = ((CPU_PRI_CTRL_REG >> 8 ) & 0x7); -+ ctl.q3_w = ((CPU_PRI_CTRL_REG >> 12 ) & 0x7); -+ break; -+ } -+ case 4: -+ { -+ ctl.sch_mode = ((HNAT_PRI_CTRL_REG >> 16 ) & 0x3); -+ ctl.q0_w = ((HNAT_PRI_CTRL_REG >> 0 ) & 0x7); -+ ctl.q1_w = ((HNAT_PRI_CTRL_REG >> 4 ) & 0x7); -+ ctl.q2_w = ((HNAT_PRI_CTRL_REG >> 8 ) & 0x7); -+ ctl.q3_w = ((HNAT_PRI_CTRL_REG >> 12 ) & 0x7); -+ break; -+ } -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXQueueWeightEntry)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int set_rate_limit(struct ifreq *ifr) -+{ -+ CNS3XXXRateLimitEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXRateLimitEntry)) ) -+ return -EFAULT; -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ RATE_CTRL_REG &= (~(0x7f << 8)); -+ RATE_CTRL_REG |= ( ctl.band_width << 8); -+ RATE_CTRL_REG &= (~(0x3)); -+ RATE_CTRL_REG |= ctl.base_rate; -+ return 0; -+ } -+ case 1: -+ { -+ RATE_CTRL_REG &= (~(0x7f << 16)); -+ RATE_CTRL_REG |= ( ctl.band_width << 16); -+ RATE_CTRL_REG &= (~(0x3 << 2)); -+ RATE_CTRL_REG |= (ctl.base_rate << 2); -+ return 0; -+ } -+ case 2: -+ { -+ RATE_CTRL_REG &= (~(0x7f << 24)); -+ RATE_CTRL_REG |= ( ctl.band_width << 24); -+ RATE_CTRL_REG &= (~(0x3 << 4)); -+ RATE_CTRL_REG |= (ctl.base_rate << 4); -+ return 0; -+ } -+ case 3: // port 0 extra dma -+ { -+ TC_CTRL_REG &= (~0x7f); -+ TC_CTRL_REG |= ctl.band_width; -+ RATE_CTRL_REG &= (~(0x3 << 6)); -+ RATE_CTRL_REG |= (ctl.base_rate << 6); -+ return 0; -+ } -+ default: -+ { -+ return -EFAULT; -+ } -+ } -+} -+ -+int get_rate_limit(struct ifreq *ifr) -+{ -+ CNS3XXXRateLimitEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXRateLimitEntry)) ) -+ return -EFAULT; -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ ctl.band_width = (RATE_CTRL_REG >> 8) & 0x7f; -+ ctl.base_rate = RATE_CTRL_REG & 0x3; -+ break; -+ } -+ case 1: -+ { -+ ctl.band_width = (RATE_CTRL_REG >> 16) & 0x7f; -+ ctl.base_rate = (RATE_CTRL_REG >> 2) & 0x3; -+ break; -+ } -+ case 2: -+ { -+ ctl.band_width = (RATE_CTRL_REG >> 24) & 0x7f; -+ ctl.base_rate = (RATE_CTRL_REG >> 4) & 0x3; -+ break; -+ } -+ case 3: // port 0 extra dma -+ { -+ ctl.band_width = (TC_CTRL_REG) & 0x7f; -+ ctl.base_rate = (RATE_CTRL_REG >> 6) & 0x3; -+ break; -+ } -+ default: -+ { -+ return -EFAULT; -+ } -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXRateLimitEntry)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int set_fc(struct ifreq *ifr) -+{ -+ CNS3XXXFCEntry ctl; -+ u32 port_offset[]={0x0c, 0x10, 0x18, 0x14}; // 0x14 is cpu port offset -+ u32 val=0; -+ -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXFCEntry)) ) -+ return -EFAULT; -+ -+ val = SWITCH_REG_VALUE(port_offset[ctl.port]); -+ if (ctl.port == 3) { // cpu port, only can set rx fc -+ val &= (~(1 << 31)); -+ if (ctl.fc_en) -+ val |= (1 << 31); -+ } else { -+ val &= (~(1 << 11)); // disable rx fc -+ val &= (~(1 << 12)); // disable tx fc -+ val |= (ctl.fc_en << 11); -+ } -+ -+ SWITCH_REG_VALUE(port_offset[ctl.port]) = val; -+ return CAVM_OK; -+} -+ -+int get_fc(struct ifreq *ifr) -+{ -+ CNS3XXXFCEntry ctl; -+ u32 port_offset[]={0x0c, 0x10, 0x18, 0x14}; // 0x14 is cpu port offset -+ u32 val=0; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXFCEntry)) ) -+ return -EFAULT; -+ -+ val = SWITCH_REG_VALUE(port_offset[ctl.port]); -+ if (ctl.port == 3) { // cpu port, only can set rx fc -+ ctl.fc_en = ((val >> 31) & 1); -+ } else { -+ ctl.fc_en = ((val >> 11) & 3); -+ -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXFCEntry)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int set_ivl(struct ifreq *ifr) -+{ -+ CNS3XXXIVLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXIVLEntry)) ) -+ return -EFAULT; -+ -+ cns3xxx_ivl(ctl.enable); -+ -+ return CAVM_OK; -+} -+ -+int get_ivl(struct ifreq *ifr) -+{ -+ CNS3XXXIVLEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXIVLEntry)) ) -+ return -EFAULT; -+ -+ ctl.enable = ((MAC_GLOB_CFG_REG >> 7) & 0x1); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXIVLEntry)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int set_wan_port(struct ifreq *ifr) -+{ -+ CNS3XXXWANPortEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXWANPortEntry)) ) -+ return -EFAULT; -+ VLAN_CFG &= (~(0x1f << 8)); -+ VLAN_CFG |= (ctl.wan_port << 8); -+ -+ return CAVM_OK; -+} -+int get_wan_port(struct ifreq *ifr) -+{ -+ CNS3XXXWANPortEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXWANPortEntry)) ) -+ return -EFAULT; -+ -+ ctl.wan_port = ((VLAN_CFG >> 8) & 0x1f); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXWANPortEntry)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int set_pvid(struct ifreq *ifr) -+{ -+ CNS3XXXPVIDEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXPVIDEntry)) ) -+ return -EFAULT; -+ cns3xxx_set_pvid(ctl.which_port, ctl.pvid); -+ -+ return CAVM_OK; -+} -+ -+int get_pvid(struct ifreq *ifr) -+{ -+ CNS3XXXPVIDEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXPVIDEntry)) ) -+ return -EFAULT; -+ -+ ctl.pvid = cns3xxx_get_pvid(ctl.which_port); -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXPVIDEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int set_qa(struct ifreq *ifr) -+{ -+ CNS3XXXQAEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXQAEntry)) ) -+ return -EFAULT; -+ -+ MAC_GLOB_CFG_EXT_REG &= ~(0x7 << 27); -+ MAC_GLOB_CFG_EXT_REG |= (ctl.qa << 27); -+ -+ return CAVM_OK; -+} -+ -+int get_qa(struct ifreq *ifr) -+{ -+ CNS3XXXQAEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXQAEntry)) ) -+ return -EFAULT; -+ -+ ctl.qa = (MAC_GLOB_CFG_EXT_REG >> 27) & 0x7; -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXQAEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int get_packet_max_len(struct ifreq *ifr) -+{ -+ CNS3XXXMaxLenEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXMaxLenEntry)) ) -+ return -EFAULT; -+ -+ ctl.max_len = (PHY_AUTO_ADDR_REG >> 30) & 0x3; -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXMaxLenEntry)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int set_packet_max_len(struct ifreq *ifr) -+{ -+ CNS3XXXMaxLenEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXMaxLenEntry)) ) -+ return -EFAULT; -+ -+ PHY_AUTO_ADDR_REG &= (~(3 << 30)); -+ PHY_AUTO_ADDR_REG |= (ctl.max_len << 30); -+ -+ return CAVM_OK; -+} -+ -+int set_udp_range(struct ifreq *ifr) -+{ -+ CNS3XXXUdpRangeEtypeControl conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXUdpRangeEtypeControl)) ) -+ return -EFAULT; -+ -+ switch (conf.udp_range_num) -+ { -+ case 0: -+ { -+ UDP_RANGE0_REG = 0; -+ UDP_RANGE0_REG |= conf.port_start; -+ UDP_RANGE0_REG |= (conf.port_end << 16); -+ break; -+ } -+ case 1: -+ { -+ UDP_RANGE1_REG = 0; -+ UDP_RANGE1_REG |= conf.port_start; -+ UDP_RANGE1_REG |= (conf.port_end << 16); -+ break; -+ } -+ case 2: -+ { -+ UDP_RANGE2_REG = 0; -+ UDP_RANGE2_REG |= conf.port_start; -+ UDP_RANGE2_REG |= (conf.port_end << 16); -+ break; -+ } -+ case 3: -+ { -+ UDP_RANGE3_REG = 0; -+ UDP_RANGE3_REG |= conf.port_start; -+ UDP_RANGE3_REG |= (conf.port_end << 16); -+ break; -+ } -+ } -+ -+ return CAVM_OK; -+} -+ -+int get_udp_range(struct ifreq *ifr) -+{ -+ CNS3XXXUdpRangeEtypeControl conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXUdpRangeEtypeControl)) ) -+ return -EFAULT; -+ -+ switch (conf.udp_range_num) -+ { -+ case 0: -+ { -+ conf.port_start = (UDP_RANGE0_REG & 0xffff); -+ conf.port_end = ((UDP_RANGE0_REG >> 16 )& 0xffff); -+ break; -+ } -+ case 1: -+ { -+ conf.port_start = (UDP_RANGE1_REG & 0xffff); -+ conf.port_end = ((UDP_RANGE1_REG >> 16 )& 0xffff); -+ break; -+ } -+ case 2: -+ { -+ conf.port_start = (UDP_RANGE2_REG & 0xffff); -+ conf.port_end = ((UDP_RANGE2_REG >> 16 )& 0xffff); -+ break; -+ } -+ case 3: -+ { -+ conf.port_start = (UDP_RANGE3_REG & 0xffff); -+ conf.port_end = ((UDP_RANGE3_REG >> 16 )& 0xffff); -+ break; -+ } -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &conf, sizeof(CNS3XXXEtypeControl)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int get_etype(struct ifreq *ifr) -+{ -+ CNS3XXXEtypeControl conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXEtypeControl)) ) -+ return -EFAULT; -+ switch (conf.etype_num) -+ { -+ case 0: -+ { -+ conf.val = (ETYPE1_ETYPE0_REG & 0xffff); -+ conf.pri = (PRIO_ETYPE_UDP_REG & 0x7); -+ break; -+ } -+ case 1: -+ { -+ conf.val = ((ETYPE1_ETYPE0_REG >> 16 )& 0xffff); -+ conf.pri = ((PRIO_ETYPE_UDP_REG >> 4) & 0x7); -+ break; -+ } -+ case 2: -+ { -+ conf.val = (ETYPE3_ETYPE2_REG & 0xffff); -+ conf.pri = ((PRIO_ETYPE_UDP_REG >> 8) & 0x7); -+ break; -+ } -+ case 3: -+ { -+ conf.val = ((ETYPE3_ETYPE2_REG >> 16 )& 0xffff); -+ conf.pri = ((PRIO_ETYPE_UDP_REG >> 12) & 0x7); -+ break; -+ } -+ } -+ if (copy_to_user(ifr->ifr_data, &conf, sizeof(CNS3XXXEtypeControl)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+} -+ -+int set_etype(struct ifreq *ifr) -+{ -+ CNS3XXXEtypeControl conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXEtypeControl)) ) -+ return -EFAULT; -+ switch (conf.etype_num) -+ { -+ case 0: -+ { -+ ETYPE1_ETYPE0_REG &= (~0xffff); -+ ETYPE1_ETYPE0_REG |= conf.val; -+ -+ PRIO_ETYPE_UDP_REG &= (~7); -+ PRIO_ETYPE_UDP_REG |= (conf.pri); -+ break; -+ } -+ case 1: -+ { -+ ETYPE1_ETYPE0_REG &= (~(0xffff << 16)); -+ ETYPE1_ETYPE0_REG |= (conf.val << 16); -+ -+ PRIO_ETYPE_UDP_REG &= (~(7 << 4)); -+ PRIO_ETYPE_UDP_REG |= (conf.pri << 4); -+ break; -+ } -+ case 2: -+ { -+ ETYPE3_ETYPE2_REG &= (~0xffff); -+ ETYPE3_ETYPE2_REG |= conf.val; -+ -+ PRIO_ETYPE_UDP_REG &= (~(7 << 8)); -+ PRIO_ETYPE_UDP_REG |= (conf.pri << 8); -+ break; -+ } -+ case 3: -+ { -+ ETYPE3_ETYPE2_REG &= (~(0xffff << 16)); -+ ETYPE3_ETYPE2_REG |= (conf.val << 16); -+ -+ PRIO_ETYPE_UDP_REG &= (~(7 << 12)); -+ PRIO_ETYPE_UDP_REG |= (conf.pri << 12); -+ break; -+ } -+ } -+ return CAVM_OK; -+} -+ -+int get_pri_ip_dscp(struct ifreq *ifr) -+{ -+ CNS3XXXPriIpDscpControl conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXPriIpDscpControl)) ) -+ return -EFAULT; -+ -+ if ( 0 <= conf.ip_dscp_num && conf.ip_dscp_num <= 7) { -+ conf.pri = ((PRIO_IPDSCP_7_0_REG >> (conf.ip_dscp_num * 4)) & 0x7); -+ } else if ( 8 <= conf.ip_dscp_num && conf.ip_dscp_num <= 15) { -+ conf.pri = ((PRIO_IPDSCP_15_8_REG >> ((conf.ip_dscp_num-8) * 4)) & 0x7); -+ } else if ( 16 <= conf.ip_dscp_num && conf.ip_dscp_num <= 23) { -+ conf.pri = ((PRIO_IPDSCP_23_16_REG >> ((conf.ip_dscp_num-16) * 4)) & 0x7); -+ } else if ( 24 <= conf.ip_dscp_num && conf.ip_dscp_num <= 31) { -+ conf.pri = ((PRIO_IPDSCP_31_24_REG >> ((conf.ip_dscp_num-24) * 4)) & 0x7); -+ } else if ( 32 <= conf.ip_dscp_num && conf.ip_dscp_num <= 39) { -+ conf.pri = ((PRIO_IPDSCP_39_32_REG >> ((conf.ip_dscp_num-32) * 4)) & 0x7); -+ } else if ( 40 <= conf.ip_dscp_num && conf.ip_dscp_num <= 47) { -+ conf.pri = ((PRIO_IPDSCP_47_40_REG >> ((conf.ip_dscp_num-40) * 4)) & 0x7); -+ } else if ( 48 <= conf.ip_dscp_num && conf.ip_dscp_num <= 55) { -+ conf.pri = ((PRIO_IPDSCP_55_48_REG >> ((conf.ip_dscp_num-48) * 4)) & 0x7); -+ } else if ( 56 <= conf.ip_dscp_num && conf.ip_dscp_num <= 63) { -+ conf.pri = ((PRIO_IPDSCP_63_56_REG >> ((conf.ip_dscp_num-56) * 4)) & 0x7); -+ } else { -+ return CAVM_ERR; -+ } -+ -+ -+ if (copy_to_user(ifr->ifr_data, &conf, sizeof(CNS3XXXPriIpDscpControl)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+ -+int set_pri_ip_dscp(struct ifreq *ifr) -+{ -+ CNS3XXXPriIpDscpControl conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXPriIpDscpControl)) ) -+ return -EFAULT; -+ -+ if ( 0 <= conf.ip_dscp_num && conf.ip_dscp_num <= 7) { -+ PRIO_IPDSCP_7_0_REG &= (~(0x7 << (conf.ip_dscp_num * 4) ) ); -+ PRIO_IPDSCP_7_0_REG |= (conf.pri << (conf.ip_dscp_num * 4)); -+ } else if ( 8 <= conf.ip_dscp_num && conf.ip_dscp_num <= 15) { -+ PRIO_IPDSCP_15_8_REG &= (~(0x7 << ((conf.ip_dscp_num-8) * 4) ) ); -+ PRIO_IPDSCP_15_8_REG |= (conf.pri << ((conf.ip_dscp_num-8) * 4)); -+ } else if ( 16 <= conf.ip_dscp_num && conf.ip_dscp_num <= 23) { -+ PRIO_IPDSCP_23_16_REG &= (~(0x7 << ((conf.ip_dscp_num-16) * 4) ) ); -+ PRIO_IPDSCP_23_16_REG |= (conf.pri << ((conf.ip_dscp_num-16) * 4)); -+ -+ } else if ( 24 <= conf.ip_dscp_num && conf.ip_dscp_num <= 31) { -+ PRIO_IPDSCP_31_24_REG &= (~(0x7 << ((conf.ip_dscp_num-24) * 4) ) ); -+ PRIO_IPDSCP_31_24_REG |= (conf.pri << ((conf.ip_dscp_num-24) * 4)); -+ -+ } else if ( 32 <= conf.ip_dscp_num && conf.ip_dscp_num <= 39) { -+ PRIO_IPDSCP_39_32_REG &= (~(0x7 << ((conf.ip_dscp_num-32) * 4) ) ); -+ PRIO_IPDSCP_39_32_REG |= (conf.pri << ((conf.ip_dscp_num-32) * 4)); -+ -+ } else if ( 40 <= conf.ip_dscp_num && conf.ip_dscp_num <= 47) { -+ PRIO_IPDSCP_47_40_REG &= (~(0x7 << ((conf.ip_dscp_num-40) * 4) ) ); -+ PRIO_IPDSCP_47_40_REG |= (conf.pri << ((conf.ip_dscp_num-40) * 4)); -+ } else if ( 48 <= conf.ip_dscp_num && conf.ip_dscp_num <= 55) { -+ PRIO_IPDSCP_55_48_REG &= (~(0x7 << ((conf.ip_dscp_num-48) * 4) ) ); -+ PRIO_IPDSCP_55_48_REG |= (conf.pri << ((conf.ip_dscp_num-48) * 4)); -+ } else if ( 56 <= conf.ip_dscp_num && conf.ip_dscp_num <= 63) { -+ PRIO_IPDSCP_63_56_REG &= (~(0x7 << ((conf.ip_dscp_num-56) * 4) ) ); -+ PRIO_IPDSCP_63_56_REG |= (conf.pri << ((conf.ip_dscp_num-56) * 4)); -+ } else { -+ return CAVM_ERR; -+ } -+ return CAVM_OK; -+} -+ -+ -+int bcm53115M_reg_read_ioctl(struct ifreq *ifr) -+{ -+ int bcm53115M_reg_read(int page, int offset, u8 *buf, int len); -+ CNS3XXXBCM53115M conf; -+ int __init_or_module gpio_direction_output(unsigned int pin, unsigned int state); -+ -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXBCM53115M)) ) -+ return -EFAULT; -+ printk("conf.page: %x\n", conf.page); -+ printk("conf.offset: %x\n", conf.offset); -+ printk("conf.data_len: %x\n", conf.data_len); -+ switch (conf.data_len) -+ { -+ case 1: -+ { -+ bcm53115M_reg_read(conf.page, conf.offset, (u8 *)&conf.u8_val, 1); -+ printk("conf.u8_val: %x\n", conf.u8_val); -+ break; -+ } -+ case 2: -+ { -+ bcm53115M_reg_read(conf.page, conf.offset, (u8 *)&conf.u16_val, 2); -+ printk("conf.u16_val: %x\n", conf.u16_val); -+ break; -+ } -+ case 4: -+ { -+ bcm53115M_reg_read(conf.page, conf.offset, (u8 *)&conf.u32_val, 4); -+ printk("conf.u32_val: %x\n", conf.u32_val); -+ break; -+ } -+ default: -+ { -+ printk("[kernel mode]: don't support date length: %d\n", conf.data_len); -+ } -+ } -+ -+ -+ -+ if (copy_to_user(ifr->ifr_data, &conf, sizeof(CNS3XXXBCM53115M)) ) -+ return -EFAULT; -+ return CAVM_OK; -+} -+ -+int bcm53115M_reg_write_ioctl(struct ifreq *ifr) -+{ -+ int bcm53115M_reg_write(int page, int offset, u8 *buf, int len); -+ CNS3XXXBCM53115M conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXBCM53115M)) ) -+ return -EFAULT; -+ -+ switch (conf.data_len) -+ { -+ case 1: -+ { -+ bcm53115M_reg_write(conf.page, conf.offset, (u8 *)&conf.u8_val, 1); -+ break; -+ } -+ case 2: -+ { -+ bcm53115M_reg_write(conf.page, conf.offset, (u8 *)&conf.u16_val, 2); -+ break; -+ } -+ case 4: -+ { -+ bcm53115M_reg_write(conf.page, conf.offset, (u8 *)&conf.u32_val, 4); -+ break; -+ } -+ default: -+ { -+ printk("[kernel mode]: don't support date length: %d\n", conf.data_len); -+ } -+ } -+ return CAVM_OK; -+} -+ -+#if 0 -+int get_rxring(struct ifreq *ifr) -+{ -+ CNS3XXXRingStatus conf; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXRingStatus)) ) -+ return -EFAULT; -+ conf.rx_ring=g_ring_info.rx_ring; -+ conf.tx_ring=0; -+ if (copy_to_user(ifr->ifr_data, &conf, sizeof(CNS3XXXRingStatus)) ) -+ return -EFAULT; -+} -+#endif -+ -+int dump_mib_counter(struct ifreq *ifr) -+{ -+ CNS3XXXMIBCounter conf; -+ int addr=0,i=0; -+ -+ if (copy_from_user(&conf, ifr->ifr_data, sizeof(CNS3XXXMIBCounter)) ) -+ return -EFAULT; -+ -+ for (addr=0x300; addr <= 0x334 ; addr+=4) -+ conf.mib[i++]=SWITCH_REG_VALUE(addr); -+ for (addr=0x400; addr <= 0x434 ; addr+=4) -+ conf.mib[i++]=SWITCH_REG_VALUE(addr); -+ for (addr=0x600; addr <= 0x634 ; addr+=4) -+ conf.mib[i++]=SWITCH_REG_VALUE(addr); -+ // cpu mib counter -+ for (addr=0x500; addr <= 0x528 ; addr+=4) -+ conf.mib[i++]=SWITCH_REG_VALUE(addr); -+ conf.mib_len=i; -+ if (copy_to_user(ifr->ifr_data, &conf, sizeof(CNS3XXXMIBCounter)) ) -+ return -EFAULT; -+ return 0; -+} -+ -+// reference e100.c -+int cns3xxx_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) -+{ -+ CNS3XXXIoctlCmd ioctl_cmd; -+ -+ //printk("cns3xxx_do_ioctl begin\n"); -+ -+ if (cmd != SIOCDEVPRIVATE) { -+ return -EOPNOTSUPP; -+ } -+ if (copy_from_user(&ioctl_cmd, ifr->ifr_data, sizeof(CNS3XXXIoctlCmd))) -+ return -EFAULT; -+ -+ //printk("ioctl_cmd: %d\n", ioctl_cmd); -+ switch (ioctl_cmd) { -+ case CNS3XXX_ARP_REQUEST_SET: -+ { -+ CNS3XXXArpRequestControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXArpRequestControl)) ) -+ return -EFAULT; -+ -+ (ctl.val==0) ? (MAC_GLOB_CFG_REG &= (~(1 << 23)) ): (MAC_GLOB_CFG_REG |= (1 << 23) ); -+ -+ } -+ -+ case CNS3XXX_ARP_REQUEST_GET: -+ { -+ CNS3XXXArpRequestControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXArpRequestControl)) ) -+ return -EFAULT; -+ -+ ctl.val = ((MAC_GLOB_CFG_REG >> 23) & 1); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXArpRequestControl)) ) -+ return -EFAULT; -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_HOL_PREVENT_SET: -+ { -+ CNS3XXXHOLPreventControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXHOLPreventControl)) ) -+ return -EFAULT; -+ (ctl.enable == 1) ? (TC_CTRL_REG |= (1 << 29)) : (TC_CTRL_REG &= (~(1 << 29))) ; -+ -+ return CAVM_OK; -+ } -+ case CNS3XXX_HOL_PREVENT_GET: -+ { -+ CNS3XXXHOLPreventControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXHOLPreventControl)) ) -+ return -EFAULT; -+ -+ ctl.enable = ((TC_CTRL_REG >> 29) & 0x1); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXHOLPreventControl)) ) -+ return -EFAULT; -+ return CAVM_OK; -+ } -+ -+ // for S component or C conponent -+ case CNS3XXX_BRIDGE_SET: -+ { -+ CNS3XXXBridgeControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXBridgeControl)) ) -+ return -EFAULT; -+ (ctl.type == 1) ? (VLAN_CFG |= (1 << 1)) : (VLAN_CFG &= (~(1 << 1))) ; -+ -+ -+ } -+ case CNS3XXX_BRIDGE_GET: -+ { -+ CNS3XXXBridgeControl ctl; -+ -+ ctl.type = ((VLAN_CFG >> 1) & 0x1); -+ printk("[kernel mode] ctl.type: %d\n", ctl.type); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXBridgeControl)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_PORT_NEIGHBOR_SET: -+ { -+ CNS3XXXPortNeighborControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXPortNeighborControl)) ) -+ return -EFAULT; -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ (ctl.type == 1) ? (VLAN_CFG |= (1 << 4)) : (VLAN_CFG &= (~(1 << 4))) ; -+ return 0; -+ } -+ case 1: -+ { -+ (ctl.type == 1) ? (VLAN_CFG |= (1 << 5)) : (VLAN_CFG &= (~(1 << 5))) ; -+ return 0; -+ } -+ case 2: -+ { -+ (ctl.type == 1) ? (VLAN_CFG |= (1 << 7)) : (VLAN_CFG &= (~(1 << 7))) ; -+ return 0; -+ } -+ case 3: // cpu port -+ { -+ (ctl.type == 1) ? (VLAN_CFG |= (1 << 6)) : (VLAN_CFG &= (~(1 << 6))) ; -+ return 0; -+ } -+ default: -+ return -EFAULT; -+ } -+ -+ } -+ -+ case CNS3XXX_PORT_NEIGHBOR_GET: -+ { -+ CNS3XXXPortNeighborControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXPortNeighborControl)) ) -+ return -EFAULT; -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ ctl.type = ((VLAN_CFG >> 4 ) & 0x1); -+ break; -+ } -+ case 1: -+ { -+ ctl.type = ((VLAN_CFG >> 5 ) & 0x1); -+ break; -+ } -+ case 2: -+ { -+ ctl.type = ((VLAN_CFG >> 7 ) & 0x1); -+ break; -+ } -+ case 3: // cpu port -+ { -+ ctl.type = ((VLAN_CFG >> 6 ) & 0x1); -+ break; -+ } -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXPortNeighborControl)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_VLAN_TABLE_LOOKUP: -+ { -+ CNS3XXXVLANTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXVLANTableEntry)) ) -+ return -EFAULT; -+ if (cns3xxx_vlan_table_lookup(&ctl.entry) == CAVM_NOT_FOUND) { -+ return CAVM_NOT_FOUND; -+ } -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXVLANTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_FOUND; -+ } -+ case CNS3XXX_VLAN_TABLE_READ: -+ { -+ CNS3XXXVLANTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXVLANTableEntry)) ) -+ { -+ return -EFAULT; -+ } -+ cns3xxx_vlan_table_read(&ctl.entry); -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXVLANTableEntry))) -+ return -EFAULT; -+ -+ return 0; -+ } -+ case CNS3XXX_VLAN_TABLE_ADD: -+ { -+ CNS3XXXVLANTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXVLANTableEntry)) ) -+ return -EFAULT; -+ cns3xxx_vlan_table_add(&ctl.entry); -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXVLANTableEntry))) -+ return -EFAULT; -+ -+ return 0; -+ } -+ -+ case CNS3XXX_ARL_TABLE_ADD: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ printk("[kernel mode] CNS3XXX_ARL_TABLE_ADD\n"); -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ cns3xxx_arl_table_add(&ctl.entry); -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return 0; -+ } -+ -+ -+ case CNS3XXX_ARL_TABLE_DEL: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ cns3xxx_arl_table_invalid(&ctl.entry); -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return 0; -+ } -+ case CNS3XXX_VLAN_TABLE_DEL: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ cns3xxx_arl_table_invalid(&ctl.entry); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_FOUND; -+ } -+ -+ case CNS3XXX_ARL_TABLE_SEARCH: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ if (cns3xxx_arl_table_search(&ctl.entry) == CAVM_NOT_FOUND){ -+ printk("[kernel mode] not found\n"); -+ return CAVM_NOT_FOUND; -+ } -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_FOUND; -+ } -+ case CNS3XXX_ARL_IS_TABLE_END: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ if (cns3xxx_is_arl_table_end() == CAVM_ERR) -+ return CAVM_ERR; -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_ARL_TABLE_SEARCH_AGAIN: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ if (cns3xxx_arl_table_search_again(&ctl.entry) == CAVM_NOT_FOUND) -+ return CAVM_NOT_FOUND; -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_FOUND; -+ } -+ -+ case CNS3XXX_ARL_TABLE_FLUSH: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ -+ cns3xxx_arl_table_flush(); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_FOUND; -+ } -+ -+ -+ -+ case CNS3XXX_ARL_TABLE_LOOKUP: -+ { -+ CNS3XXXARLTableEntry ctl; -+ -+ -+ printk("[kernel mode] in CNS3XXX_ARL_TABLE_LOOKUP\n"); -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXARLTableEntry)) ) -+ return -EFAULT; -+ if (cns3xxx_arl_table_lookup(&ctl.entry) == CAVM_NOT_FOUND) -+ return CAVM_NOT_FOUND; -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXARLTableEntry))) -+ return -EFAULT; -+ -+ return CAVM_FOUND; -+ } -+ -+ case CNS3XXX_TC_SET: -+ { -+ CNS3XXXTrafficClassControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXTrafficClassControl)) ) -+ return -EFAULT; -+ TC_CTRL_REG &= (~(0x3 << 30)); -+ TC_CTRL_REG |= (ctl.tc << 30); -+ return CAVM_OK; -+ } -+ case CNS3XXX_TC_GET: -+ { -+ CNS3XXXTrafficClassControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXTrafficClassControl)) ) -+ return -EFAULT; -+ -+ ctl.tc = ((TC_CTRL_REG >> 30) & 0x3); -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXTrafficClassControl)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_PRI_CTRL_SET: -+ { -+ CNS3XXXPriCtrlControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXPriCtrlControl)) ) -+ return -EFAULT; -+ -+ switch (ctl.which_port) -+ { -+ case 0: -+ { -+ MAC0_PRI_CTRL_REG &= (~(0x7 << 24)); -+ MAC0_PRI_CTRL_REG &= (~(0xf << 18)); -+ -+ MAC0_PRI_CTRL_REG |= (ctl.port_pri << 24); -+ -+ MAC0_PRI_CTRL_REG |= (ctl.ether_pri_en << 18); -+ MAC0_PRI_CTRL_REG |= (ctl.vlan_pri_en << 19); -+ MAC0_PRI_CTRL_REG |= (ctl.dscp_pri_en << 20); -+ MAC0_PRI_CTRL_REG |= (ctl.udp_pri_en << 21); -+ break; -+ } -+ case 1: -+ { -+ MAC1_PRI_CTRL_REG &= (~(0x7 << 24)); -+ MAC1_PRI_CTRL_REG &= (~(0xf << 18)); -+ -+ MAC1_PRI_CTRL_REG |= (ctl.port_pri << 24); -+ -+ MAC1_PRI_CTRL_REG |= (ctl.ether_pri_en << 18); -+ MAC1_PRI_CTRL_REG |= (ctl.vlan_pri_en << 19); -+ MAC1_PRI_CTRL_REG |= (ctl.dscp_pri_en << 20); -+ MAC1_PRI_CTRL_REG |= (ctl.udp_pri_en << 21); -+ break; -+ } -+ case 2: -+ { -+ MAC2_PRI_CTRL_REG &= (~(0x7 << 24)); -+ MAC2_PRI_CTRL_REG &= (~(0xf << 18)); -+ -+ MAC2_PRI_CTRL_REG |= (ctl.port_pri << 24); -+ -+ MAC2_PRI_CTRL_REG |= (ctl.ether_pri_en << 18); -+ MAC2_PRI_CTRL_REG |= (ctl.vlan_pri_en << 19); -+ MAC2_PRI_CTRL_REG |= (ctl.dscp_pri_en << 20); -+ MAC2_PRI_CTRL_REG |= (ctl.udp_pri_en << 21); -+ break; -+ } -+ case 3: // cpu -+ { -+ printk("[kernel mode] CPU_PRI_CTRL_REG: %#x\n", CPU_PRI_CTRL_REG); -+ CPU_PRI_CTRL_REG &= (~(0x7 << 24)); -+ CPU_PRI_CTRL_REG &= (~(0xf << 18)); -+ -+ CPU_PRI_CTRL_REG |= (ctl.port_pri << 24); -+ -+ CPU_PRI_CTRL_REG |= (ctl.ether_pri_en << 18); -+ CPU_PRI_CTRL_REG |= (ctl.vlan_pri_en << 19); -+ CPU_PRI_CTRL_REG |= (ctl.dscp_pri_en << 20); -+ CPU_PRI_CTRL_REG |= (ctl.udp_pri_en << 21); -+ break; -+ } -+ } -+ -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_PRI_CTRL_GET: -+ { -+ CNS3XXXPriCtrlControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXPriCtrlControl)) ) -+ return -EFAULT; -+ -+ -+ if (copy_to_user(ifr->ifr_data, &ctl, sizeof(CNS3XXXPriCtrlControl)) ) -+ return -EFAULT; -+ -+ return CAVM_OK; -+ } -+ -+ case CNS3XXX_DMA_RING_CTRL_SET: -+ { -+ CNS3XXXDmaRingCtrlControl ctl; -+ -+ if (copy_from_user(&ctl, ifr->ifr_data, sizeof(CNS3XXXDmaRingCtrlControl)) ) -+ return -EFAULT; -+ -+ (ctl.ts_double_ring_en == 0) ? DMA_RING_CTRL_REG &= (~(0x1 << 16)) : (DMA_RING_CTRL_REG |= (ctl.ts_double_ring_en << 16)); -+ (ctl.fs_double_ring_en == 0) ? DMA_RING_CTRL_REG &= (~(0x1 << 0)) : (DMA_RING_CTRL_REG |= (ctl.fs_double_ring_en << 0)); -+ (ctl.fs_pkt_allocate == 0) ? DMA_RING_CTRL_REG &= (~(0x1 << 1)) : (DMA_RING_CTRL_REG |= (ctl.fs_pkt_allocate << 1)); -+ } -+ -+ case CNS3XXX_PRI_IP_DSCP_SET: -+ { -+ return set_pri_ip_dscp(ifr); -+ } -+ case CNS3XXX_PRI_IP_DSCP_GET: -+ { -+ return get_pri_ip_dscp(ifr); -+ } -+ -+ case CNS3XXX_ETYPE_SET: -+ { -+ return set_etype(ifr); -+ } -+ case CNS3XXX_ETYPE_GET: -+ { -+ return get_etype(ifr); -+ } -+ -+ case CNS3XXX_UDP_RANGE_SET: -+ { -+ return set_udp_range(ifr); -+ } -+ case CNS3XXX_UDP_RANGE_GET: -+ { -+ return get_udp_range(ifr); -+ } -+ -+ case CNS3XXX_RATE_LIMIT_SET: -+ { -+ return set_rate_limit(ifr); -+ } -+ case CNS3XXX_RATE_LIMIT_GET: -+ { -+ return get_rate_limit(ifr); -+ } -+ case CNS3XXX_QUEUE_WEIGHT_SET: -+ { -+ return set_queue_weight(ifr); -+ } -+ case CNS3XXX_QUEUE_WEIGHT_GET: -+ { -+ return get_queue_weight(ifr); -+ } -+ -+ case CNS3XXX_FC_RLS_SET: -+ { -+ return set_fc_rls(ifr); -+ } -+ case CNS3XXX_FC_RLS_GET: -+ { -+ return get_fc_rls(ifr); -+ } -+ -+ case CNS3XXX_FC_SET_SET: -+ { -+ return set_fc_set(ifr); -+ } -+ case CNS3XXX_FC_SET_GET: -+ { -+ return get_fc_set(ifr); -+ } -+ -+ case CNS3XXX_SARL_RLS_SET: -+ { -+ return set_sarl_rls(ifr); -+ } -+ case CNS3XXX_SARL_RLS_GET: -+ { -+ return get_sarl_rls(ifr); -+ } -+ -+ case CNS3XXX_SARL_SET_SET: -+ { -+ return set_sarl_set(ifr); -+ } -+ case CNS3XXX_SARL_SET_GET: -+ { -+ return get_sarl_set(ifr); -+ } -+ -+ case CNS3XXX_SARL_OQ_SET: -+ { -+ return set_sarl_oq(ifr); -+ } -+ case CNS3XXX_SARL_OQ_GET: -+ { -+ return get_sarl_oq(ifr); -+ } -+ -+ case CNS3XXX_SARL_ENABLE_SET: -+ { -+ return set_sarl_enable(ifr); -+ } -+ case CNS3XXX_SARL_ENABLE_GET: -+ { -+ return get_sarl_enable(ifr); -+ } -+ -+ case CNS3XXX_FC_SET: -+ { -+ return set_fc(ifr); -+ } -+ case CNS3XXX_FC_GET: -+ { -+ return get_fc(ifr); -+ } -+ -+ case CNS3XXX_IVL_SET: -+ { -+ return set_ivl(ifr); -+ } -+ case CNS3XXX_IVL_GET: -+ { -+ return get_ivl(ifr); -+ } -+ -+ case CNS3XXX_WAN_PORT_SET: -+ { -+ return set_wan_port(ifr); -+ } -+ case CNS3XXX_WAN_PORT_GET: -+ { -+ return get_wan_port(ifr); -+ } -+ -+ case CNS3XXX_PVID_SET: -+ { -+ return set_pvid(ifr); -+ } -+ case CNS3XXX_PVID_GET: -+ { -+ return get_pvid(ifr); -+ } -+ -+ case CNS3XXX_QA_GET: -+ { -+ return get_qa(ifr); -+ } -+ case CNS3XXX_QA_SET: -+ { -+ return set_qa(ifr); -+ } -+ -+ case CNS3XXX_PACKET_MAX_LEN_GET: -+ { -+ return get_packet_max_len(ifr); -+ } -+ case CNS3XXX_PACKET_MAX_LEN_SET: -+ { -+ return set_packet_max_len(ifr); -+ } -+ -+ case CNS3XXX_BCM53115M_REG_READ: -+ { -+ return bcm53115M_reg_read_ioctl(ifr); -+ } -+ case CNS3XXX_BCM53115M_REG_WRITE: -+ { -+ return bcm53115M_reg_write_ioctl(ifr); -+ } -+ -+#if 0 -+ case CNS3XXX_RXRING_STATUS: -+ { -+ return get_rxring(ifr); -+ } -+#endif -+ case CNS3XXX_DUMP_MIB_COUNTER: -+ { -+ return dump_mib_counter(ifr); -+ } -+ -+ -+ default: -+ { -+ printk("[kernel mode] don't match any command\n"); -+ break; -+ } -+ -+ } // end switch (ioctl_cmd) -+ return 0; -+} -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+static int cns3xxx_poll(struct napi_struct *napi, int budget) -+{ -+ -+ CNS3XXXPrivate *sp = container_of(napi, CNS3XXXPrivate, napi); -+ int work_done = 0; -+ int work_to_do = budget; // define minima value -+ -+ cns3xxx_receive_packet(sp, 0, &work_done, work_to_do); -+ -+ budget -= work_done; -+ -+ if (work_done) { -+ if (test_bit(0, (unsigned long *)&sp->is_qf) == 1){ -+ clear_bit(0, (unsigned long *)&sp->is_qf); -+ enable_rx_dma(sp->ring_index, 1); -+ return 1; -+ } -+ } else { -+ //netif_rx_complete(napi_dev, &sp->napi); -+ napi_complete(napi); -+#ifdef CNS3XXX_USE_MASK -+ cns3xxx_write_pri_mask(0xf0); -+#else -+ if (sp->ring_index == 0) -+ cns3xxx_enable_irq(FSRC_RING0_INTERRUPT_ID); -+ else -+ cns3xxx_enable_irq(FSRC_RING1_INTERRUPT_ID); -+#endif -+ return 0; -+ } -+ -+ return 1; -+} -+#endif -+ -+static struct net_device_stats *cns3xxx_get_stats(struct net_device *dev) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ -+ return &priv->stats; -+} -+ -+static int cns3xxx_change_mtu(struct net_device *dev, int new_mtu) -+{ -+ if (new_mtu < cns3xxx_min_mtu() || new_mtu > cns3xxx_max_mtu()) -+ return -EINVAL; -+ -+ dev->mtu = new_mtu; -+ -+ return 0; -+} -+ -+static void cns3xxx_timeout(struct net_device *dev) -+{ -+ //star_gsw_enable(dev); -+ netif_wake_queue(dev); -+ dev->trans_start = jiffies; -+} -+ -+#ifdef LINUX2631 -+static const struct net_device_ops cns3xxx_netdev_ops = { -+ .ndo_open = cns3xxx_open, -+ .ndo_stop = cns3xxx_close, -+ .ndo_start_xmit = cns3xxx_send_packet, -+ //.ndo_validate_addr = eth_validate_addr, -+ //.ndo_set_multicast_list = cns3xxx_set_multicast_list, -+ .ndo_set_mac_address = cns3xxx_set_mac_addr, -+ .ndo_change_mtu = cns3xxx_change_mtu, -+ .ndo_do_ioctl = cns3xxx_do_ioctl, -+ .ndo_tx_timeout = cns3xxx_timeout, -+ .ndo_get_stats = cns3xxx_get_stats, -+ -+#if defined(CNS3XXX_VLAN_8021Q) -+ .ndo_vlan_rx_register = cns3xxx_vlan_rx_register, -+ //.ndo_vlan_rx_add_vid = e1000_vlan_rx_add_vid, -+ .ndo_vlan_rx_kill_vid = cns3xxx_vlan_rx_kill_vid, -+#endif -+ -+#ifdef CONFIG_NET_POLL_CONTROLLER -+ .ndo_poll_controller = cns3xxx_netpoll, -+#endif -+}; -+#endif // LINUX2631 -+ -+static int __init cns3xxx_probe(RingInfo ring_info) -+{ -+ void cns3xxx_set_ethtool_ops(struct net_device *netdev); -+ -+ int netdev_size = sizeof(net_device_prive)/sizeof(NetDevicePriv); -+ int i=0, err=0; -+ struct net_device *netdev=0; -+ CNS3XXXPrivate *priv=0; -+ struct sockaddr sock_addr; -+ -+ for (i=0 ; i < netdev_size ; ++i) { -+ if (init_port & (1 << i)) { -+ -+ netdev = alloc_etherdev(sizeof(CNS3XXXPrivate)); -+ if (!netdev) { -+ err = -ENOMEM; -+ goto err_alloc_etherdev; -+ } -+ if (net_device_prive[i].name) -+ strcpy(netdev->name, net_device_prive[i].name); -+ -+ -+ net_dev_array[net_device_prive[i].vlan_tag] = netdev; -+ if (intr_netdev==0) -+ intr_netdev = netdev; -+ -+ SET_NETDEV_DEV(netdev, NULL); -+ priv = netdev_priv(netdev); -+ spin_lock_init(&priv->lock); -+ memset(priv, 0, sizeof(CNS3XXXPrivate)); -+ -+#if 1 -+ priv->num_rx_queues = ring_info.num_rx_queues; -+ priv->num_tx_queues = ring_info.num_tx_queues; -+ priv->rx_ring = ring_info.rx_ring; -+ priv->tx_ring = ring_info.tx_ring; -+#endif -+ -+ priv->net_device_priv = &net_device_prive[i]; -+ -+ // set netdev MAC address -+ memcpy(sock_addr.sa_data, net_device_prive[i].mac, 6); -+ cns3xxx_set_mac_addr(netdev, &sock_addr); -+ -+#ifdef LINUX2631 -+ netdev->netdev_ops = &cns3xxx_netdev_ops; -+#endif -+ -+ cns3xxx_set_ethtool_ops(netdev); -+#ifdef LINUX2627 -+ //netdev->base_addr = IO_ADDRESS(GSW_BASE_ADDR); -+ netdev->base_addr = 0; -+ netdev->open = cns3xxx_open; -+ netdev->stop = cns3xxx_close; -+ netdev->hard_start_xmit = cns3xxx_send_packet; -+ //netdev->hard_start_xmit = 0; -+ netdev->do_ioctl = cns3xxx_do_ioctl; -+ netdev->change_mtu = cns3xxx_change_mtu; -+ -+ //netdev->get_stats = cns3xxx_get_stats; -+ netdev->watchdog_timeo = 5 * HZ; // ref e1000_main.c -+ netdev->tx_timeout = cns3xxx_timeout; -+ netdev->set_mac_address = cns3xxx_set_mac_addr; -+#endif -+ -+#if defined(CNS3XXX_TX_HW_CHECKSUM) -+ netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_SG); -+ //netdev->features |= (NETIF_F_HW_CSUM | NETIF_F_SG); -+#endif -+ -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+ //netif_napi_add(netdev, &priv->napi, cns3xxx_poll, CNS3XXX_NAPI_WEIGHT); -+#endif -+ -+#if defined(CNS3XXX_VLAN_8021Q) -+ // do not let 8021Q module insert vlan tag -+ // can use the snippet code to get vlan tage -+ // if (priv->vlgrp && vlan_tx_tag_present(skb)) -+ // vlan_tag = cpu_to_be16(vlan_tx_tag_get(skb)); -+#ifdef CNS3XXX_8021Q_HW_TX -+ // hardware support insert VLAN tag on TX path -+ netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; -+#else -+ netdev->features |= NETIF_F_HW_VLAN_RX; // remove NETIF_F_HW_VLAN_TX flag that 8021Q module to insert vlan tag. -+#endif -+ -+ //netdev->vlan_rx_register = cns3xxx_vlan_rx_register; -+ //netdev->vlan_rx_kill_vid = cns3xxx_vlan_rx_kill_vid; -+#endif -+ -+ -+ err = register_netdev(netdev); -+ if (err) { -+ goto err_register_netdev; -+ } -+ -+ netif_carrier_off(netdev); -+ netdev = 0; -+ } -+ } // for (i=0 ; i < netdev_size ; ++i) -+ -+ return 0; -+ -+ -+err_register_netdev: -+ free_netdev(netdev); -+ -+err_alloc_etherdev: -+ return err; -+} -+ -+int cns3xxx_gsw_config_mac_port0(void) -+{ -+ INIT_PORT0_PHY -+ INIT_PORT0_MAC -+ PORT0_LINK_DOWN -+ return 0; -+} -+ -+int cns3xxx_gsw_config_mac_port1(void) -+{ -+ INIT_PORT1_PHY -+ INIT_PORT1_MAC -+ PORT1_LINK_DOWN -+ return 0; -+} -+ -+int cns3xxx_gsw_config_mac_port2(void) -+{ -+ INIT_PORT2_PHY -+ INIT_PORT2_MAC -+ PORT2_LINK_DOWN -+ return 0; -+} -+ -+static int cns3xxx_notify_reboot(struct notifier_block *nb, unsigned long event, void *ptr) -+{ -+ // stop the DMA -+ enable_rx_dma(0, 0); -+ enable_tx_dma(0, 0); -+ enable_rx_dma(1, 0); -+ enable_tx_dma(1, 0); -+ -+ // disable Port 0 -+ enable_port(0, 0); -+ enable_port(1, 0); -+ enable_port(2, 0); -+ enable_port(3, 0); -+ return NOTIFY_DONE; -+} -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+static struct net_device *init_napi_dev(struct net_device *ndev, const RingInfo *ring_info) -+{ -+ CNS3XXXPrivate *priv; -+ -+ ndev = alloc_etherdev(sizeof(CNS3XXXPrivate)); -+ if (!ndev) { -+ BUG(); -+ } -+ priv = netdev_priv(ndev); -+ memset(priv, 0, sizeof(CNS3XXXPrivate)); -+ -+ //priv = netdev_priv(napi_dev); -+ priv->num_rx_queues = ring_info->num_rx_queues; -+ priv->num_tx_queues = ring_info->num_tx_queues; -+ priv->rx_ring = ring_info->rx_ring; -+ priv->tx_ring = ring_info->tx_ring; -+ //priv->is_qf=0; // because of memset, so need not the line -+ -+ netif_napi_add(ndev, &priv->napi , cns3xxx_poll, CNS3XXX_NAPI_WEIGHT); -+ dev_hold(ndev); -+ set_bit(__LINK_STATE_START, &ndev->state); -+ -+ return ndev; -+} -+#endif -+ -+ -+void cns3xxx_config_intr(void) -+{ -+ u32 v=0xffffffff; -+ -+ get_interrupt_type(FSRC_RING0_INTERRUPT_ID, &v); -+#if 1 -+ set_interrupt_type(FSRC_RING0_INTERRUPT_ID, RISING_EDGE); -+ get_interrupt_type(FSRC_RING0_INTERRUPT_ID, &v); -+ -+ get_interrupt_type(FSRC_RING1_INTERRUPT_ID, &v); -+ set_interrupt_type(FSRC_RING1_INTERRUPT_ID, RISING_EDGE); -+ get_interrupt_type(FSRC_RING1_INTERRUPT_ID, &v); -+ -+ get_interrupt_type(FSQF_RING0_INTERRUPT_ID, &v); -+ set_interrupt_type(FSQF_RING0_INTERRUPT_ID, RISING_EDGE); -+ get_interrupt_type(FSQF_RING0_INTERRUPT_ID, &v); -+ -+ get_interrupt_type(FSQF_RING1_INTERRUPT_ID, &v); -+ set_interrupt_type(FSQF_RING1_INTERRUPT_ID, RISING_EDGE); -+ get_interrupt_type(FSQF_RING1_INTERRUPT_ID, &v); -+ -+ #ifdef CNS3XXX_USE_MASK -+ get_interrupt_pri(FSRC_RING0_INTERRUPT_ID, &v); -+ set_interrupt_pri(FSRC_RING0_INTERRUPT_ID, 0xc); -+ get_interrupt_pri(FSRC_RING0_INTERRUPT_ID, &v); -+ -+ get_interrupt_pri(FSRC_RING1_INTERRUPT_ID, &v); -+ set_interrupt_pri(FSRC_RING1_INTERRUPT_ID, 0xc); -+ get_interrupt_pri(FSRC_RING1_INTERRUPT_ID, &v); -+ -+ get_interrupt_pri(FSQF_RING1_INTERRUPT_ID, &v); -+ set_interrupt_pri(FSQF_RING1_INTERRUPT_ID, 0xc); -+ get_interrupt_pri(FSQF_RING1_INTERRUPT_ID, &v); -+ -+ #ifndef CONFIG_CNS3XXX_NAPI -+ set_interrupt_pri(FSQF_RING0_INTERRUPT_ID, 0xc); -+ #endif -+ -+ -+ #endif // CNS3XXX_USE_MASK -+#endif -+} -+ -+static int __devinit cns3xxx_init(struct platform_device *pdev) -+{ -+ // when tx_ring/rx_ring alloc memory, -+ // don't free them until cns3xxx_exit_module -+ -+ struct eth_plat_info *plat = pdev->dev.platform_data; -+ init_port = plat->ports; -+ memcpy(cpu_vlan_table_entry.my_mac, plat->cpu_hwaddr, ETH_ALEN); -+#if defined (CONFIG_CNS3XXX_SPPE) -+ memcpy(net_device_prive[3].mac, plat->cpu_hwaddr, ETH_ALEN); -+#endif -+ -+ RingInfo ring_info; -+ int i=0; -+ //spin_lock_init(&star_gsw_send_lock); -+ -+ -+#ifdef CNS3XXX_DOUBLE_RX_RING -+ ring_info.num_rx_queues = 2; -+#else -+ ring_info.num_rx_queues = 1; -+#endif -+ -+#ifdef CNS3XXX_DOUBLE_TX_RING -+ ring_info.num_tx_queues = 2; -+#else -+ ring_info.num_tx_queues = 1; -+#endif -+ -+ ring_info.rx_ring = kcalloc(ring_info.num_rx_queues, sizeof(RXRing), GFP_KERNEL); -+ if (!ring_info.rx_ring) -+ return -ENOMEM; -+ -+ for (i=0 ; i < ring_info.num_rx_queues ; ++i) { -+ memset(ring_info.rx_ring + i, 0, sizeof(RXRing)); -+ } -+ -+ -+ ring_info.tx_ring = kcalloc(ring_info.num_tx_queues, sizeof(TXRing), GFP_KERNEL); -+ -+ -+ if (!ring_info.tx_ring) -+ return -ENOMEM; -+ -+ for (i=0 ; i < ring_info.num_tx_queues ; ++i) { -+ memset(ring_info.tx_ring + i, 0, sizeof(TXRing)); -+ } -+ -+ -+ g_ring_info = ring_info; -+ -+ cns3xxx_gsw_hw_init(); -+ -+#ifdef CONFIG_FPGA -+ // GIGA mode disable -+ MAC0_CFG_REG &= (~(1<<16)); -+ MAC1_CFG_REG &= (~(1<<16)); -+ MAC2_CFG_REG &= (~(1<<16)); -+#endif -+ -+ if ((init_port & 1) == 1) { -+ memcpy(vlan_table_entry[0].my_mac, plat->eth0_hwaddr, ETH_ALEN); -+ memcpy(arl_table_entry[0].mac, plat->eth0_hwaddr, ETH_ALEN); -+ memcpy(net_device_prive[0].mac, plat->eth0_hwaddr, ETH_ALEN); -+ cns3xxx_gsw_config_mac_port0(); -+ } -+ -+ if (((init_port >> 1) & 1) == 1) { -+ memcpy(vlan_table_entry[1].my_mac, plat->eth1_hwaddr, ETH_ALEN); -+ memcpy(arl_table_entry[1].mac, plat->eth1_hwaddr, ETH_ALEN); -+ memcpy(net_device_prive[1].mac, plat->eth1_hwaddr, ETH_ALEN); -+ cns3xxx_gsw_config_mac_port1(); -+ } -+ -+ if (((init_port >> 2) & 1) == 1) { -+ memcpy(vlan_table_entry[2].my_mac, plat->eth2_hwaddr, ETH_ALEN); -+ memcpy(arl_table_entry[2].mac, plat->eth2_hwaddr, ETH_ALEN); -+ memcpy(net_device_prive[2].mac, plat->eth2_hwaddr, ETH_ALEN); -+ cns3xxx_gsw_config_mac_port2(); -+ } -+ -+ cns3xxx_probe(ring_info); -+ cns3xxx_config_intr(); -+ -+#ifdef CNS3XXX_VLAN_8021Q -+#ifdef CNS3XXX_NIC_MODE_8021Q -+ cns3xxx_nic_mode(1); -+#endif -+#endif -+ spin_lock_init(&tx_lock); -+ spin_lock_init(&rx_lock); -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+ napi_dev = init_napi_dev(napi_dev, &ring_info); -+ #ifdef CNS3XXX_DOUBLE_RX_RING -+ r1_napi_dev = init_napi_dev(r1_napi_dev, &ring_info); -+ #endif -+#endif -+ -+ register_reboot_notifier(&cns3xxx_notifier_reboot); -+ clear_fs_dma_state(0); -+ -+ if (ring_info.num_rx_queues == 2) { -+ // enable RX dobule ring -+ DMA_RING_CTRL_REG |= 1; -+ } -+ -+ if (ring_info.num_tx_queues == 2 ) { -+ // enable TX dobule ring -+ DMA_RING_CTRL_REG |= (1 << 16); -+ } -+ -+ -+ return 0; -+} -+ -+static int __devexit cns3xxx_remove(struct platform_device *pdev) -+{ -+ int i=0; -+ -+#if 1 -+ for (i=0 ; i < NETDEV_SIZE ; ++i) { -+ CNS3XXXPrivate *priv = 0; -+ -+ if (net_dev_array[i]){ -+ priv = netdev_priv(net_dev_array[i]); -+ -+ kfree(priv->tx_ring); -+ priv->tx_ring = 0; -+ -+ kfree(priv->rx_ring); -+ priv->rx_ring = 0; -+ -+ unregister_netdev(net_dev_array[i]); -+ free_netdev(net_dev_array[i]); -+ } -+ -+ -+#if 0 -+ sprintf(netdev_name, "eth%d", i); -+ netdev=__dev_get_by_name(&init_net, netdev_name); -+ // if no unregister_netdev and free_netdev, -+ // after remove module, ifconfig will hang. -+ #if 1 -+ if (netdev) { -+ unregister_netdev(netdev); -+ free_netdev(netdev); -+ } -+#endif -+ #endif -+ } -+#endif -+ -+#ifdef CONFIG_CNS3XXX_NAPI -+ free_netdev(napi_dev); -+ #ifdef CNS3XXX_DOUBLE_RX_RING -+ free_netdev(r1_napi_dev); -+ #endif -+#endif -+ -+ -+#if 0 -+ //star_gsw_buffer_free(); -+#endif -+ unregister_reboot_notifier(&cns3xxx_notifier_reboot); -+} -+ -+ -+// this snippet code ref 8139cp.c -+#if defined(CNS3XXX_VLAN_8021Q) -+void cns3xxx_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ unsigned long flags; -+ -+ spin_lock_irqsave(&priv->lock, flags); -+ priv->vlgrp = grp; -+ spin_unlock_irqrestore(&priv->lock, flags); -+} -+ -+void cns3xxx_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -+{ -+ CNS3XXXPrivate *priv = netdev_priv(dev); -+ unsigned long flags; -+ -+ spin_lock_irqsave(&priv->lock, flags); -+ // reference: linux-2.6.24-current/drivers/netvia-velocity.c -+ vlan_group_set_device(priv->vlgrp, vid, NULL); -+ //priv->vlgrp->vlan_devices[vid] = NULL; -+ spin_unlock_irqrestore(&priv->lock, flags); -+} -+ -+#endif -+ -+static struct platform_driver drv = { -+ .driver.name = "cns3xxx-net", -+ .probe = cns3xxx_init, -+ .remove = cns3xxx_remove, -+}; -+ -+static int __init cns3xxx_init_module(void) -+{ -+ return platform_driver_register(&drv); -+} -+ -+static void __exit cns3xxx_exit_module(void) -+{ -+ platform_driver_unregister(&drv); -+} -+ -+MODULE_AUTHOR("Cavium Networks, <tech@XXXX.com>"); -+MODULE_DESCRIPTION("CNS3XXX Switch Driver"); -+MODULE_LICENSE("GPL"); -+MODULE_VERSION(DRV_VERSION); -+ -+module_init(cns3xxx_init_module); -+module_exit(cns3xxx_exit_module); -+ ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_phy.c -@@ -0,0 +1,1968 @@ -+/******************************************************************************* -+ * -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+1* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+#include "cns3xxx_phy.h" -+#include "cns3xxx_symbol.h" -+ -+ -+#if defined(LINUX_KERNEL) -+#include "cns3xxx_tool.h" -+#include <linux/cns3xxx/switch_api.h> // for CAVM_OK ... macro -+#include <linux/delay.h> -+#include "cns3xxx_config.h" -+#else // u-boot -+#include <common.h> -+#include "cns3xxx_switch_type.h" -+#define printk printf -+#endif -+ -+int cns3xxx_phy_reset(u8 phy_addr) -+{ -+ u16 phy_data=0; -+ -+ if (cns3xxx_read_phy(phy_addr, 0, &phy_data) != CAVM_OK) -+ return CAVM_ERR; -+ phy_data |= (0x1 << 15); -+ if (cns3xxx_write_phy(phy_addr, 0, phy_data) != CAVM_OK) -+ return CAVM_ERR; -+ -+ return CAVM_OK; -+} -+ -+// mac_port: 0, 1, 2 -+int cns3xxx_enable_mac_clock(u8 mac_port, u8 en) -+{ -+ switch (mac_port) -+ { -+ case 0: -+ { -+ (en==1)?(PHY_AUTO_ADDR_REG |= 1 << 7) :(PHY_AUTO_ADDR_REG &= (~(1 << 7)) ); -+ break; -+ } -+ case 1: -+ { -+ (en==1)?(PHY_AUTO_ADDR_REG |= (1 << 15)) :(PHY_AUTO_ADDR_REG &= (~(1 << 15)) ); -+ break; -+ } -+ case 2: -+ { -+ (en==1)?(PHY_AUTO_ADDR_REG |= (1 << 23)) :(PHY_AUTO_ADDR_REG &= (~(1 << 23)) ); -+ break; -+ } -+ } -+ -+ return CAVM_OK; -+} -+ -+// dis: 1 disable -+// dis: 0 enable -+int cns3xxx_phy_auto_polling_enable(u8 port, u8 en) -+{ -+ u8 phy_addr[]={5, 13, 21}; -+ -+ PHY_AUTO_ADDR_REG &= (~(1 << phy_addr[port])); -+ if (en) { -+ PHY_AUTO_ADDR_REG |= (1 << phy_addr[port]); -+ } -+ return CAVM_OK; -+} -+ -+// dis: 1 disable -+// dis: 0 enable -+int cns3xxx_mdc_mdio_disable(u8 dis) -+{ -+ -+ PHY_CTRL_REG &= (~(1 << 7)); -+ if (dis) { -+ PHY_CTRL_REG |= (1 << 7); -+ } -+ return CAVM_OK; -+} -+ -+ -+static int cns3xxx_phy_auto_polling_conf(int mac_port, u8 phy_addr) -+{ -+ if ( (mac_port < 0) || (mac_port > 2) ) { -+ return CAVM_ERR; -+ } -+ -+ switch (mac_port) -+ { -+ case 0: -+ { -+ PHY_AUTO_ADDR_REG &= (~0x1f); -+ PHY_AUTO_ADDR_REG |= phy_addr; -+ break; -+ } -+ case 1: -+ { -+ PHY_AUTO_ADDR_REG &= (~(0x1f << 8)); -+ PHY_AUTO_ADDR_REG |= (phy_addr << 8); -+ break; -+ } -+ case 2: -+ { -+ PHY_AUTO_ADDR_REG &= (~(0x1f << 16)); -+ PHY_AUTO_ADDR_REG |= (phy_addr << 16); -+ break; -+ } -+ } -+ cns3xxx_phy_auto_polling_enable(mac_port, 1); -+ return CAVM_OK; -+} -+ -+ -+ -+int cns3xxx_read_phy(u8 phy_addr, u8 phy_reg, u16 *read_data) -+{ -+ int delay=0; -+ u32 volatile tmp = PHY_CTRL_REG; -+ -+ PHY_CTRL_REG |= (1 << 15); // clear "command completed" bit -+ // delay -+ for (delay=0; delay<10; delay++); -+ tmp &= (~0x1f); -+ tmp |= phy_addr; -+ -+ tmp &= (~(0x1f << 8)); -+ tmp |= (phy_reg << 8); -+ -+ tmp |= (1 << 14); // read command -+ -+ PHY_CTRL_REG = tmp; -+ -+ // wait command complete -+ while ( ((PHY_CTRL_REG >> 15) & 1) == 0); -+ -+ *read_data = (PHY_CTRL_REG >> 16); -+ -+ PHY_CTRL_REG |= (1 << 15); // clear "command completed" bit -+ -+ return CAVM_OK; -+} -+ -+int cns3xxx_write_phy(u8 phy_addr, u8 phy_reg, u16 write_data) -+{ -+ int delay=0; -+ u32 tmp = PHY_CTRL_REG; -+ -+ PHY_CTRL_REG |= (1 << 15); // clear "command completed" bit -+ // delay -+ for (delay=0; delay<10; delay++); -+ -+ tmp &= (~(0xffff << 16)); -+ tmp |= (write_data << 16); -+ -+ tmp &= (~0x1f); -+ tmp |= phy_addr; -+ -+ tmp &= (~(0x1f << 8)); -+ tmp |= (phy_reg << 8); -+ -+ tmp |= (1 << 13); // write command -+ -+ PHY_CTRL_REG = tmp; -+ -+ // wait command complete -+ while ( ((PHY_CTRL_REG >> 15) & 1) == 0); -+ -+ return CAVM_OK; -+} -+ -+// port 0,1,2 -+void cns3xxx_rxc_dly(u8 port, u8 val) -+{ -+ switch (port) -+ { -+ case 0: -+ { -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 4)); -+ SLK_SKEW_CTRL_REG |= (val << 4); -+ break; -+ } -+ case 1: -+ { -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 12)); -+ SLK_SKEW_CTRL_REG |= (val << 12); -+ break; -+ } -+ case 2: -+ { -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 20)); -+ SLK_SKEW_CTRL_REG |= (val << 20); -+ break; -+ } -+ } -+} -+ -+// port 0,1,2 -+void cns3xxx_txc_dly(u8 port, u8 val) -+{ -+ switch (port) -+ { -+ case 0: -+ { -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 6)); -+ SLK_SKEW_CTRL_REG |= (val << 6); -+ break; -+ } -+ case 1: -+ { -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 14)); -+ SLK_SKEW_CTRL_REG |= (val << 14); -+ break; -+ } -+ case 2: -+ { -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 22)); -+ SLK_SKEW_CTRL_REG |= (val << 22); -+ break; -+ } -+ } -+} -+ -+void cns3xxx_mac2_gtxd_dly(u8 val) -+{ -+ SLK_SKEW_CTRL_REG &= (~(0x3 << 24)); -+ SLK_SKEW_CTRL_REG |= (val << 24); -+} -+ -+// VITESSE suggest use isolate bit. -+int vsc8601_power_down(int phy_addr, int y) -+{ -+ u16 phy_data = 0; -+ /* set isolate bit instead of powerdown */ -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ if (y==1) // set isolate -+ phy_data |= (0x1 << 10); -+ if (y==0) // unset isolate -+ phy_data &= (~(0x1 << 10)); -+ cns3xxx_write_phy(phy_addr, 0, phy_data); -+ -+ return 0; -+} -+ -+ -+// port : 0 => port0 ; port : 1 => port1 -+// y = 1 ; disable AN -+void disable_AN(int port, int y) -+{ -+ u32 mac_port_config=0; -+ -+ switch (port) -+ { -+ case 0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case 1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case 2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ -+ // disable PHY's AN -+ if (y==1) -+ { -+ mac_port_config &= ~(0x1 << 7); -+ } -+ -+ // enable PHY's AN -+ if (y==0) -+ { -+ mac_port_config |= (0x1 << 7); -+ } -+ -+ switch (port) -+ { -+ case 0: -+ { -+ MAC0_CFG_REG = mac_port_config; -+ break; -+ } -+ case 1: -+ { -+ MAC1_CFG_REG = mac_port_config; -+ break; -+ } -+ case 2: -+ { -+ MAC2_CFG_REG = mac_port_config; -+ break; -+ } -+ } -+} -+ -+int cns3xxx_std_phy_power_down(int phy_addr, int y) -+{ -+ u16 phy_data = 0; -+ // power-down or up the PHY -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ if (y==1) // down -+ phy_data |= (0x1 << 11); -+ if (y==0) // up -+ phy_data &= (~(0x1 << 11)); -+ cns3xxx_write_phy(phy_addr, 0, phy_data); -+ -+ phy_data=0; -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ -+ return 0; -+} -+ -+ -+#if defined(LINUX_KERNEL) -+int cns3xxx_spi_tx_rx_n(u32 tx_data, u32 *rx_data, u32 tx_channel, u32 tx_eof_flag) -+{ -+ u8 cns3xxx_spi_tx_rx(u8 tx_channel, u8 tx_eof, u32 tx_data, u32 * rx_data); -+ -+ return cns3xxx_spi_tx_rx(tx_channel, tx_eof_flag, tx_data, rx_data); -+} -+ -+int bcm53115M_reg_read(int page, int offset, u8 *buf, int len) -+{ -+ u32 ch = BCM53115_SPI_CHANNEL; -+ u8 cmd_byte; -+ u32 dumy_word; -+ u32 spi_status; -+ int i; -+ -+ /* -+ * Normal SPI Mode (Command Byte) -+ * Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 -+ * 0 1 1 Mode=0 CHIP_ID2 ID1 ID0(lsb) Rd/Wr(0/1) -+ * -+ */ -+ -+ /* Normal Read Operation */ -+ /* 1. Issue a normal read command(0x60) to poll the SPIF bit in the -+ SPI status register(0XFE) to determine the operation can start */ -+ do -+ { -+ cmd_byte = 0x60; -+ cns3xxx_spi_tx_rx_n(cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0xFE, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0x00, &spi_status, ch, 1); -+ udelay(100); -+ }while ((spi_status >> ROBO_SPIF_BIT) & 1) ; // wait SPI bit to 0 -+ -+ /* 2. Issue a normal write command(0x61) to write the register page value -+ into the SPI page register(0xFF) */ -+ cmd_byte = 0x61; -+ cns3xxx_spi_tx_rx_n(cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0xFF, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(page, &dumy_word, ch, 1); -+ -+ /* 3. Issue a normal read command(0x60) to setup the required RobiSwitch register -+ address */ -+ cmd_byte = 0x60; -+ cns3xxx_spi_tx_rx_n(cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(offset, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0x00, &dumy_word, ch, 1); -+ -+ /* 4. Issue a normal read command(0x60) to poll the RACK bit in the -+ SPI status register(0XFE) to determine the completion of read */ -+ do -+ { -+ cmd_byte = 0x60; -+ cns3xxx_spi_tx_rx_n(cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0xFE, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0x00, &spi_status, ch, 1); -+ udelay(100); -+ }while (((spi_status >> ROBO_RACK_BIT) & 1) == 0); // wait RACK bit to 1 -+ -+ /* 5. Issue a normal read command(0x60) to read the specific register's conternt -+ placed in the SPI data I/O register(0xF0) */ -+ cmd_byte = 0x60; -+ cns3xxx_spi_tx_rx_n(cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0xF0, &dumy_word, ch, 0); -+ // read content -+ for (i=0; i<len; i++) { -+ cns3xxx_spi_tx_rx_n(0x00, &dumy_word, ch, ((i==(len-1)) ? 1 : 0)); -+ buf[i] = (u8)dumy_word; -+ } -+ -+ return 0; -+ -+} -+ -+int bcm53115M_reg_write(int page, int offset, u8 *buf, int len) -+{ -+ u32 ch = BCM53115_SPI_CHANNEL; -+ u8 cmd_byte; -+ u32 dumy_word; -+ u32 spi_status; -+ int i; -+ -+ /* -+ * Normal SPI Mode (Command Byte) -+ * Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 -+ * 0 1 1 Mode=0 CHIP_ID2 ID1 ID0(lsb) Rd/Wr(0/1) -+ * -+ */ -+ -+ /* Normal Write Operation */ -+ /* 1. Issue a normal read command(0x60) to poll the SPIF bit in the -+ SPI status register(0XFE) to determine the operation can start */ -+ -+ do -+ { -+ cmd_byte = 0x60; -+ cns3xxx_spi_tx_rx_n(cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0xFE, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0x00, &spi_status, ch, 1); -+ }while ((spi_status >> ROBO_SPIF_BIT) & 1) ; // wait SPI bit to 0 -+ -+ /* 2. Issue a normal write command(0x61) to write the register page value -+ into the SPI page register(0xFF) */ -+ cmd_byte = 0x61; -+ cns3xxx_spi_tx_rx_n((u32)cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(0xFF, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(page, &dumy_word, ch, 1); -+ -+ /* 3. Issue a normal write command(0x61) and write the address of the accessed -+ register followed by the write content starting from a lower byte */ -+ cmd_byte = 0x61; -+ cns3xxx_spi_tx_rx_n((u32)cmd_byte, &dumy_word, ch, 0); -+ cns3xxx_spi_tx_rx_n(offset, &dumy_word, ch, 0); -+ // write content -+ for (i=0; i<len; i++) { -+ cns3xxx_spi_tx_rx_n((u32)buf[i], &dumy_word, ch, ((i==(len-1)) ? 1 : 0)); -+ } -+ -+ return 0; -+} -+ -+int __init_or_module gpio_direction_output(unsigned int pin, unsigned int state); -+ -+void bcm53115M_init_mac(u8 mac_port, u16 phy_addr) -+{ -+ u32 mac_port_config = 0; -+ u8 mac_addr[]={0x0c, 0x10, 0x18}; -+ -+ cns3xxx_enable_mac_clock(mac_port, 1); -+ cns3xxx_phy_auto_polling_enable(mac_port, 0); -+ -+ mac_port_config = SWITCH_REG_VALUE(mac_addr[mac_port]); -+ -+ // enable GMII, MII, reverse MII -+ mac_port_config &= (~(1 << 15)); -+ -+ // enable RGMII -+ mac_port_config |= (1 << 15); -+ -+ // disable GIGA mode -+ mac_port_config &= (~(1<<16)); -+ -+ // enable GIGA mode -+ mac_port_config |= (1<<16); -+ -+ // disable PHY's AN -+ mac_port_config &= (~(0x1 << 7)); -+ -+ // force 1000Mbps -+ mac_port_config &= (~(0x3 << 8)); -+ mac_port_config |= (0x2 << 8); -+ -+ // force duplex -+ mac_port_config |= (0x1 << 10); -+ -+ // TX flow control on -+ mac_port_config |= (0x1 << 12); -+ -+ // RX flow control on -+ mac_port_config |= (0x1 << 11); -+ -+ // Turn off GSW_PORT_TX_CHECK_EN_BIT -+ mac_port_config &= (~(0x1 << 13)); -+ -+ // Turn on GSW_PORT_TX_CHECK_EN_BIT -+ mac_port_config |= (0x1 << 13); -+ -+ SWITCH_REG_VALUE(mac_addr[mac_port]) = mac_port_config; -+} -+ -+typedef struct bcm53115M_vlan_entry_t -+{ -+ u16 vid; -+ u16 forward_map; -+ u16 untag_map; -+}bcm53115M_vlan_entry; -+ -+ -+ -+int bcm53115M_write_vlan(bcm53115M_vlan_entry *v) -+{ -+ u8 bval; -+ u16 wval; -+ u32 dwval; -+ -+ // fill vid -+ wval = (u16)v->vid; -+ bcm53115M_reg_write(0x05, 0x81, (u8*)&wval, 2); -+ -+ // fill table content -+ dwval = 0; -+ dwval |= (v->forward_map & 0x1FF); -+ dwval |= ((v->untag_map& 0x1FF) << 9); -+ bcm53115M_reg_write(0x05, 0x83, (u8*)&wval, 4); -+ -+ // write cmd -+ bval = VLAN_WRITE_CMD; -+ bval |= (1 << VLAN_START_BIT); -+ bcm53115M_reg_write(0x05, 0x80, (u8*)&bval, 1); -+ -+ // wait cmd complete -+ while(1) { -+ bcm53115M_reg_read(0x05, 0x80, (u8*)&bval, 1); -+ if (((bval >> VLAN_START_BIT) & 1) == 0) break; -+ } -+ -+ return CAVM_OK; -+} -+ -+typedef struct bcm_port_cfg_t -+{ -+ u8 link; -+ u8 fdx; -+ BCM_PORT_SPEED speed; -+ u8 rx_flw_ctrl; -+ u8 tx_flw_ctrl; -+ u8 ow; -+}bcm_port_cfg; -+ -+ -+ -+int bcm53115M_mac_port_config(int port, bcm_port_cfg *cfg) -+{ -+ u8 bval = 0; -+ int page, addr; -+ -+ if (cfg->link) bval |= (1<<0); -+ if (cfg->fdx) bval |= (1<<1); -+ bval |= ((cfg->speed&0x3) << 2); -+ if (cfg->rx_flw_ctrl) bval |= (1<<4); -+ if (cfg->tx_flw_ctrl) bval |= (1<<5); -+ -+ if (port == BCM_PORT_IMP) { -+ bval |= (1<<7); // Use content of this register -+ page = 0x00; -+ addr = 0x0E; -+ }else { -+ page = 0x00; -+ addr = 0x58+port; -+ } -+ -+ bcm53115M_reg_write(page, addr, &bval, 1); -+ -+ return 0; -+} -+ -+int bcm53115M_init_internal_phy(void) -+{ -+ int p, page; -+ u16 wval; -+ -+ for (p=BCM_PORT_0; p<=BCM_PORT_4; p++) { -+ page = 0x10+p; -+ -+ // reset phy -+ bcm53115M_reg_read(page, 0x00, (u8*)&wval, 2); -+ wval |= 0x8000; -+ bcm53115M_reg_write(page, 0x00, (u8*)&wval, 2); -+ -+ // config auto-nego & all advertisement -+ bcm53115M_reg_read(page, 0x00, (u8*)&wval, 2); -+ wval |= (1<<12); // auto-nego -+ bcm53115M_reg_write(page, 0x00, (u8*)&wval, 2); -+ -+ bcm53115M_reg_read(page, 0x08, (u8*)&wval, 2); -+ wval |= 0x1E0; // advertisement all -+ bcm53115M_reg_write(page, 0x08, (u8*)&wval, 2); -+ -+ // 1000BASE-T -+ bcm53115M_reg_read(page, 0x12, (u8*)&wval, 2); -+ wval &= ~(1<<12); // automatic master/slave configuration -+ wval |= 0x300; // 1000-base full/half advertisements -+ bcm53115M_reg_write(page, 0x12, (u8*)&wval, 2); -+ } -+ -+ return 0; -+} -+ -+int bcm53115M_led_init(void) -+{ -+ u16 led_func, bval, wval; -+ -+ /* LED function 1G/ACT, 100M/ACT, 10M/ACT, not used */ -+ led_func = 0x2C00; -+ bcm53115M_reg_write(0x00, 0x10, (u8*)&led_func, 2); -+ bcm53115M_reg_write(0x00, 0x12, (u8*)&led_func, 2); -+ -+ /* LED map enable */ -+ wval = 0x1F; // port0~4 -+ bcm53115M_reg_write(0x00, 0x16, (u8*)&wval, 2); -+ -+ /* LED mode map */ -+ wval = 0x1F; // led auto mode -+ bcm53115M_reg_write(0x00, 0x18, (u8*)&wval, 2); -+ bcm53115M_reg_write(0x00, 0x1A, (u8*)&wval, 2); -+ -+ /* LED enable */ -+ bcm53115M_reg_read(0x00, 0x0F, (u8*)&bval, 1); -+ bval |= 0x80; -+ bcm53115M_reg_write(0x00, 0x0F, (u8*)&bval, 1); -+ -+ return 0; -+} -+ -+//#define BCM53115M_DUMMY_SWITCH -+#define BCM53115M_DISABLE_LEARNING -+ -+int bcm53115M_init(u8 mac_port, u16 phy_addr) -+{ -+ u32 u32_val=0; -+ u16 u16_val=0; -+ u8 bval=0; -+ int i=0; -+ bcm53115M_vlan_entry v_ent; -+ bcm_port_cfg pc; -+ u8 page=0, offset=0; -+ -+ printk("bcm53115M init\n"); -+ -+ memset(&v_ent, 0, sizeof(bcm53115M_vlan_entry)); -+ -+ // gpio B pin 18 -+ gpio_direction_output(50, 0); -+ bcm53115M_init_mac(0, 0); -+ bcm53115M_init_mac(1, 1); -+ -+ // read device id -+ bcm53115M_reg_read(0x02, 0x30, (u8*)&u32_val, 4); -+ printk("bcm53115M device id:(0x%x)\r\n", u32_val); -+ -+ if (u32_val != 0x53115) { -+ printk("bad device id(0x%x)\r\n", u32_val); -+ return -1; -+ } -+ -+ u16_val=0; -+ // read phy id -+ bcm53115M_reg_read(0x10, 0x04, (u8 *)&u16_val, 2); -+ printk("bcm53115M phy id_1:(0x%x)\r\n", u16_val); -+ -+ if (u16_val != 0x143) { -+ printk("bad phy id1(0x%x)\r\n", u16_val); -+ return CAVM_ERR; -+ } -+ -+ u16_val=0; -+ // read phy id2 -+ bcm53115M_reg_read(0x10, 0x06, (u8 *)&u16_val, 2); -+ printk("bcm53115M phy id_2:(0x%x)\r\n", u16_val); -+ -+#ifdef BCM53115M_DUMMY_SWITCH -+ bval=0; -+ bcm53115M_reg_read(0x00, 0x0e, (u8 *)&bval, 1); -+ printk("bcm53115M page:0 addr:0x0e ## %x\n", bval); -+ bval |= (1 << 7); -+ bval |= 1; -+ -+ bval = 0x8b; -+ bval |= (1 << 5); -+ bval |= (1 << 4); -+ printk("bval : %x\n", bval); -+ bcm53115M_reg_write(0x00, 0x0e, (u8 *)&bval, 1); -+ bcm53115M_reg_read(0x00, 0x0e, (u8 *)&bval, 1); -+ printk("bcm53115M page:0 addr:0x0e ## %x\n", bval); -+ -+ /* Unmanagement mode */ -+ // Switch Mode. Page 00h,Address 0Bh -+ bval = 0x06; // forward enable, unmanaged mode -+ //bval = 0x3; // forward enable, managed mode -+ bcm53115M_reg_write(0x0, 0xb, &bval, 1); -+ bcm53115M_reg_read(0x0, 0xb, (u8 *)&bval, 1); -+ printk("bcm53115M page:0 addr:0xb ## %x\n", bval); -+ -+ page=0x0; -+ offset=0x5d; // port 5 -+ bval=0x7b; -+ bcm53115M_reg_write(page, offset, (u8 *)&bval, 1); -+ bcm53115M_reg_read(page, offset, (u8 *)&bval, 1); -+ -+ printk("bcm53115M page:%x addr:%x ## %x\n", page, offset, bval); -+ -+ page=0x0; -+ offset=0x58; // port 0 -+ bval=0x7b; -+ bcm53115M_reg_write(page, offset, (u8 *)&bval, 1); -+ bcm53115M_reg_read(page, offset, (u8 *)&bval, 1); -+ printk("bcm53115M page:%x addr:%x ## %x\n", page, offset, bval); -+ -+#ifdef CONFIG_CNS3XXX_JUMBO_FRAME -+ printk("enable BCM53115 jumbo frame\n"); -+ -+ page=0x40; -+ offset=0x01; -+ u32_val=0x013f; // enable 0-5 port and IMP port jumbo frame. MAX frame: 9720 bytes. -+ bcm53115M_reg_write(page, offset, (u8 *)&u32_val, 4); -+ bcm53115M_reg_read(page, offset, (u8 *)&u32_val, 4); -+ printk("bcm53115M page:%x addr:%x ## %x\n", page, offset, u32_val); -+ -+#if 0 -+ page=0x40; -+ offset=0x05; -+ u16_val=0; -+ bcm53115M_reg_write(page, offset, (u8 *)&u16_val, 2); -+#endif -+ -+#endif -+ -+#else // !BCM53115M_DUMMY_SWITCH -+ /* Loop detection disable */ -+ bcm53115M_reg_read(0x72, 0x00, (u8 *)&u16_val, 2); -+ u16_val &= ~(0x3<<11); -+ bcm53115M_reg_write(0x72, 0x00, (u8 *)&u16_val, 2); -+ -+ -+ /* VLAN forwarding mask */ -+ // Bit8 IMP port, Bits[5:0] correspond to ports[5:0] -+ // port 0 <-> port IMP -+ u16_val = 0x103; -+ bcm53115M_reg_write(0x31, 0x0, (u8 *)&u16_val, 2); // port 0 -+ u16_val = 0x103; -+ bcm53115M_reg_write(0x31, 0x10, (u8 *)&u16_val, 2); // IMP -+ -+ -+ // port 4 <-> port 5 -+ u16_val = 0x3c; -+ bcm53115M_reg_write(0x31, 0x08, (u8 *)&u16_val, 2); // port 4 -+ u16_val = 0x3c; -+ bcm53115M_reg_write(0x31, 0x0A, (u8 *)&u16_val, 2); // port 5 -+ -+ -+ // others <-> none -+ u16_val = 0x00; -+ bcm53115M_reg_write(0x31, 0x02, (u8 *)&u16_val, 2); // port 1 -+ bcm53115M_reg_write(0x31, 0x04, (u8 *)&u16_val, 2); // port 2 -+ bcm53115M_reg_write(0x31, 0x06, (u8 *)&u16_val, 2); // port 3 -+ -+ // port 1 <-> port IMP -+ u16_val = 0x103; -+ bcm53115M_reg_write(0x31, 0x2, (u8 *)&u16_val, 2); // port 1 -+ -+ // port 2 <-> port 5 -+ u16_val = 0x3c; -+ bcm53115M_reg_write(0x31, 0x4, (u8 *)&u16_val, 2); // port 2 -+ -+ // port 3 <-> port 5 -+ u16_val = 0x3c; -+ bcm53115M_reg_write(0x31, 0x6, (u8 *)&u16_val, 2); // port 3 -+ -+ /* Create VLAN1 for default port pvid */ -+#if 0 -+ v_ent.vid = 1; -+ v_ent.forward_map = 0x13F; // all ports -+ robo_write_vlan(&v_ent); -+#endif -+ -+ /* Unmanagement mode */ -+ // Switch Mode. Page 00h,Address 0Bh -+ bval = 0x02; // forward enable, unmanaged mode -+ bcm53115M_reg_write(0x0, 0xb, &bval, 1); -+ -+ /* Init port5 & IMP (test giga mode first) */ -+ // IMP port control. Page 00h,Address 08h -+ bval = 0x1C; // RX UCST/MCST/BCST enable -+ bcm53115M_reg_write(0x0, 0x8, &bval, 1); -+ -+ offset=0x5d; // port 5 -+ bval=0x7b; -+ bcm53115M_reg_write(page, offset, (u8 *)&bval, 1); -+ bcm53115M_reg_read(page, offset, (u8 *)&bval, 1); -+ -+ // Speed, dulplex......etc -+ // setting in Gsw_Configure_Gsw_Hardware() -+ -+ // Mgmt configuration, Page 02h, Address 00h -+ bval = 0; -+ bcm53115M_reg_write(0x02, 0x00, &bval, 1); -+ // BRCM header, Page 02h, Address 03h -+ bval = 0; // without additional header information -+ bcm53115M_reg_write(0x02, 0x03, &bval, 1); -+ -+ /* Init front ports, port0-4 */ -+ // MAC -+ pc.speed = BCM_PORT_1G; -+ pc.link = 0; // link detect by robo_port_update() -+ pc.ow = 0; -+ for (i=BCM_PORT_0; i<=BCM_PORT_4; i++) -+ bcm53115M_mac_port_config(i, &pc); -+ // Internal Phy -+ bcm53115M_init_internal_phy(); -+ -+ /* Enable all port, STP_STATE=No spanning tree, TX/RX enable */ -+ // Page 00h, Address 00h-05h -+ bval = 0x0; -+ for (i=0; i<=5; i++) -+ bcm53115M_reg_write(0x0, i, &bval, 1); -+ -+ // Disable broadcast storm control due to h/w strap pin BC_SUPP_EN -+ // Page 41h, Address 10h-13h, bit28&22 -+ -+ // for port 0 ~ 5 -+ for (i=0 ; i <= 0x14; i+=4) { -+ bcm53115M_reg_read(0x41, 0x10+i, (u8 *)&u32_val, 4); -+ u32_val &= ~((1<<28) | (1<<22)); -+ bcm53115M_reg_write(0x41, 0x10+i, (u8 *)&u32_val, 4); -+ } -+ -+ // for IMP port -+ bcm53115M_reg_read(0x41, 0x30, (u8 *)&u32_val, 4); -+ u32_val &= ~((1<<28) | (1<<22)); -+ bcm53115M_reg_write(0x41, 0x30, (u8 *)&u32_val, 4); -+ -+ /* Misc */ -+ // led -+ bcm53115M_led_init(); -+ // multicast fwd rule, Page 00h, Address 2Fh -+ bval = 0; -+ bcm53115M_reg_write(0x00, 0x2F, &bval, 1); -+ -+#ifdef BCM53115M_DISABLE_LEARNING -+ // disable learning -+ page=0x00; -+ offset=0x3c; -+ u16_val=0x13f; -+ bcm53115M_reg_write(page, offset, (u8 *)&u16_val, 2); -+ bcm53115M_reg_read(page, offset, (u8 *)&u16_val, 2); -+ -+ page=0x02; -+ offset=0x06; -+ u32_val=4; -+ bcm53115M_reg_write(page, offset, (u8 *)&u32_val, 4); -+#endif -+#endif -+ return CAVM_OK; -+} -+#endif // defined(LINUX_KERNEL) -+ -+//#define MAC2_RGMII -+#define CNS3XXX_MAC2_IP1001_GIGA_MODE -+ -+void icp_ip1001_init_mac(u8 mac_port, u16 phy_addr) -+{ -+ u32 mac_port_config = 0; -+ u8 mac_addr[]={0x0c, 0x10, 0x18}; -+ -+ cns3xxx_enable_mac_clock(mac_port, 1); -+ -+ mac_port_config = SWITCH_REG_VALUE(mac_addr[mac_port]); -+ -+ //cns3xxx_txc_dly(mac_port, 2); -+ //cns3xxx_rxc_dly(mac_port, 2); -+ //SLK_SKEW_CTRL_REG -+#if 1 -+ -+ // enable GMII, MII, reverse MII -+ mac_port_config &= (~(1 << 15)); -+ -+#ifdef MAC2_RGMII -+ mac_port_config |= (1 << 15); -+#endif -+ -+ // TXC check disable -+ //mac_port_config &= (~(1 << 13)); -+ -+ // disable GIGA mode -+ mac_port_config &= (~(1<<16)); -+ -+#ifdef CNS3XXX_MAC2_IP1001_GIGA_MODE -+ // enable GIGA mode -+ mac_port_config |= (1<<16); -+ -+ //mac_port_config |= (1<<19); -+#endif -+ -+ // disable PHY's AN -+ mac_port_config &= (~(0x1 << 7)); -+ -+ // enable PHY's AN -+ mac_port_config |= (0x1 << 7); -+#else -+ // disable PHY's AN -+ mac_port_config &= (~(0x1 << 7)); -+ // disable GIGA mode -+ mac_port_config &= (~(1<<16)); -+ -+ // force 100Mbps -+ mac_port_config &= (~(0x3 << 8)); -+ mac_port_config |= (0x1 << 8); -+ -+ // force duplex -+ mac_port_config |= (0x1 << 10); -+ -+ // TX flow control off -+ mac_port_config &= (~(0x1 << 12)); -+ -+ // RX flow control off -+ mac_port_config &= (~(0x1 << 11)); -+ -+#if 0 -+ // TX flow control on -+ mac_port_config |= (0x1 << 12); -+ -+ // RX flow control on -+ mac_port_config |= (0x1 << 11); -+#endif -+ -+ // enable GMII, MII, reverse MII -+ mac_port_config &= (~(1 << 15)); -+#endif -+ SWITCH_REG_VALUE(mac_addr[mac_port]) = mac_port_config; -+ -+ // If mac port AN turns on, auto polling needs to turn on. -+ cns3xxx_phy_auto_polling_conf(mac_port, phy_addr); -+ -+} -+ -+int icp_ip1001_init(u8 mac_port, u8 phy_addr) -+{ -+ u16 phy_data = 0; -+ -+ printk("mac_port: %d ## phy_addr: %d\n", mac_port, phy_addr); -+ cns3xxx_mdc_mdio_disable(0); -+ -+#if 0 -+ // GMII2 high speed drive strength -+ IOCDA_REG &= ((~3 << 10)); -+ IOCDA_REG |= (1 << 10); -+#endif -+ IOCDA_REG = 0x55555800; -+ -+ phy_data = get_phy_id(phy_addr); // should be 0x243 -+ -+ printk("ICPLUS IP 1001 phy id : %x\n", phy_data); -+ -+ if (phy_data != 0x0243) { -+ printk("wrong phy id!!\n"); -+ return CAVM_ERR; -+ } -+ -+ -+ cns3xxx_phy_reset(phy_addr); -+ -+ icp_ip1001_init_mac(mac_port, phy_addr); -+ -+ // read advertisement register -+ cns3xxx_read_phy(phy_addr, 0x4, &phy_data); -+ -+ // enable PAUSE frame capability -+ phy_data |= (0x1 << 10); -+ -+ phy_data &= (~(0x1 << 5)); -+ phy_data &= (~(0x1 << 6)); -+ phy_data &= (~(0x1 << 7)); -+ phy_data &= (~(0x1 << 8)); -+ -+#if 1 -+ phy_data |= (0x1 << 5); -+ phy_data |= (0x1 << 6); -+ phy_data |= (0x1 << 7); -+ phy_data |= (0x1 << 8); -+#endif -+ -+ cns3xxx_write_phy(phy_addr, 0x4, phy_data); -+ -+ cns3xxx_read_phy(phy_addr, 9, &phy_data); -+ -+ phy_data &= (~(1<<8)); // remove advertise 1000 half duples -+ phy_data &= (~(1<<9)); // remove advertise 1000 full duples -+#ifdef CNS3XXX_MAC2_IP1001_GIGA_MODE -+ //phy_data |= (1<<8); // add advertise 1000 half duples -+ phy_data |= (1<<9); // add advertise 1000 full duples -+#endif -+ cns3xxx_write_phy(phy_addr, 9, phy_data); -+ -+ cns3xxx_read_phy(phy_addr, 9, &phy_data); -+ -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ // AN enable -+ phy_data |= (0x1 << 12); -+ cns3xxx_write_phy(phy_addr, 0, phy_data); -+ -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ // restart AN -+ phy_data |= (0x1 << 9); -+ cns3xxx_write_phy(phy_addr, 0, phy_data); -+ return 0; -+} -+ -+#define PHY_CONTROL_REG_ADDR 0x00 -+#define PHY_AN_ADVERTISEMENT_REG_ADDR 0x04 -+ -+int icp_101a_init_mac(u8 port, u8 phy_addr) -+{ -+ u32 mac_port_config = 0; -+ -+ cns3xxx_enable_mac_clock(port, 1); -+ -+ switch (port) -+ { -+ case 0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case 1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case 2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ // enable GMII, MII, reverse MII -+ mac_port_config &= (~(1 << 15)); -+ -+ // disable PHY's AN, use force mode -+ mac_port_config &= (~(0x1 << 7)); -+#ifdef CONFIG_FPGA_FORCE -+ -+ // force 100Mbps -+ mac_port_config &= (~(0x3 << 8)); -+ mac_port_config |= (0x1 << 8); -+ -+ // force duplex -+ mac_port_config |= (0x1 << 10); -+ -+ // TX flow control on -+ mac_port_config |= (0x1 << 12); -+ -+ // RX flow control on -+ mac_port_config |= (0x1 << 11); -+ -+ // Turn off GSW_PORT_TX_CHECK_EN_BIT -+ mac_port_config &= (~(0x1 << 13)); -+#else -+ // enable PHY's AN -+ mac_port_config |= (0x1 << 7); -+ // If mac port AN turns on, auto polling needs to turn on. -+ cns3xxx_phy_auto_polling_conf(port, phy_addr); -+#endif -+ // normal MII -+ mac_port_config &= (~(1 << 14)); -+ -+ -+ switch (port) -+ { -+ case 0: -+ { -+ MAC0_CFG_REG = mac_port_config; -+ break; -+ } -+ case 1: -+ { -+ MAC1_CFG_REG = mac_port_config; -+ break; -+ } -+ case 2: -+ { -+ MAC2_CFG_REG = mac_port_config; -+ break; -+ } -+ } -+ -+ -+ return CAVM_OK; -+} -+ -+int icp_101a_init(u8 mac_port, u8 phy_addr) -+{ -+ u32 mac_port_config=0; -+ u16 phy_data = 0; -+ -+ cns3xxx_mdc_mdio_disable(0); -+ cns3xxx_phy_reset(phy_addr); -+ -+ phy_data = get_phy_id(mac_port); -+ if (phy_data != 0x0243) { -+ printk("ICPLUS 101A phy id should be 0x243, but the phy id is : %x\n", phy_data); -+ return CAVM_ERR; -+ } -+ printk("phy id : %x\n", phy_data); -+ printk("init IC+101A\n"); -+ -+ icp_101a_init_mac(mac_port, phy_addr); -+ -+ // read advertisement register -+ cns3xxx_read_phy(phy_addr, 0x4, &phy_data); -+ -+ // enable PAUSE frame capability -+ phy_data |= (0x1 << 10); -+ -+ cns3xxx_write_phy(phy_addr, 0x4, phy_data); -+ -+#ifndef CONFIG_FPGA_FORCE -+ -+ switch (mac_port) -+ { -+ case 0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case 1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case 2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+#if 0 -+ if (!(mac_port_config & (0x1 << 5))) { -+ if (cns3xxx_read_phy (port, PHY_AN_ADVERTISEMENT_REG_ADDR, &phy_data) == CAVM_ERR) -+ { -+ //PDEBUG("\n PORT%d, enable local flow control capability Fail\n", port); -+ return CAVM_ERR; -+ } -+ else -+ { -+ // enable PAUSE frame capability -+ phy_data |= (0x1 << 10); -+ -+ if (cns3xxx_write_phy (port, PHY_AN_ADVERTISEMENT_REG_ADDR, phy_data) == CAVM_ERR) -+ { -+ //PDEBUG("\nPORT%d, enable PAUSE frame capability Fail\n", port); -+ return CAVM_ERR; -+ } -+ } -+ } -+#endif -+ -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ // an enable -+ phy_data |= (0x1 << 12); -+ -+ // restart AN -+ phy_data |= (0x1 << 9); -+ cns3xxx_write_phy(phy_addr, 0, phy_data); -+ -+ while (1) -+ { -+ //PDEBUG ("\n Polling PHY%d AN \n", port); -+ cns3xxx_read_phy (phy_data, 0, &phy_data); -+ -+ if (phy_data & (0x1 << 9)) { -+ continue; -+ } else { -+ //PDEBUG ("\n PHY%d AN restart is complete \n", port); -+ break; -+ } -+ } -+ -+#endif -+ -+ return CAVM_OK; -+} -+ -+int cns3xxx_config_VSC8601_mac(u8 port) -+{ -+ u32 mac_port_config = 0; -+ -+ switch (port) -+ { -+ case 0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case 1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case 2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ switch (port) -+ { -+ case 0: -+ { -+ MAC0_CFG_REG = mac_port_config; -+ break; -+ } -+ case 1: -+ { -+ MAC1_CFG_REG = mac_port_config; -+ break; -+ } -+ case 2: -+ { -+ MAC2_CFG_REG = mac_port_config; -+ break; -+ } -+ } -+ return CAVM_OK; -+} -+ -+u16 get_phy_id(u8 phy_addr) -+{ -+ u16 read_data; -+ -+ cns3xxx_read_phy(phy_addr, 2, &read_data); -+ -+ return read_data; -+} -+ -+u32 get_vsc8601_recv_err_counter(u8 phy_addr) -+{ -+ u16 read_data=0; -+ cns3xxx_read_phy(phy_addr, 19, &read_data); -+ return read_data; -+} -+ -+u32 get_crc_good_counter(u8 phy_addr) -+{ -+ u16 read_data=0; -+ -+ // enter extended register mode -+ cns3xxx_write_phy(phy_addr, 31, 0x0001); -+ -+ cns3xxx_read_phy(phy_addr, 18, &read_data); -+ -+ // back to normal register mode -+ cns3xxx_write_phy(phy_addr, 31, 0x0000); -+ -+ return read_data; -+} -+ -+int cns3xxx_config_VSC8601(u8 mac_port, u8 phy_addr) -+{ -+ u16 phy_data=0; -+ u32 mac_port_config=0; -+ //u8 tx_skew=1, rx_skew=1; -+ u16 phy_id=0; -+ -+ cns3xxx_mdc_mdio_disable(0); -+ -+ cns3xxx_read_phy(phy_addr, 0, &phy_data); -+ // software reset -+ phy_data |= (0x1 << 15); -+ cns3xxx_write_phy(phy_addr, 0, phy_data); -+ udelay(10); -+ -+ phy_id = get_phy_id(phy_addr); -+ if (phy_id != 0x143) { -+ return CAVM_ERR; -+ } -+ -+ switch (mac_port) -+ { -+ case 0: -+ { -+ mac_port_config = MAC0_CFG_REG; -+ break; -+ } -+ case 1: -+ { -+ mac_port_config = MAC1_CFG_REG; -+ break; -+ } -+ case 2: -+ { -+ mac_port_config = MAC2_CFG_REG; -+ break; -+ } -+ } -+ -+ cns3xxx_enable_mac_clock(mac_port, 1); -+ //phy_auto_polling(mac_port, phy_addr); -+ -+ // enable RGMII-PHY mode -+ mac_port_config |= (0x1 << 15); -+ -+ // If mac AN turns on, auto polling needs to turn on. -+ // enable PHY's AN -+ mac_port_config |= (0x1 << 7); -+ cns3xxx_phy_auto_polling_conf(mac_port, phy_addr); -+ -+ // enable GSW MAC port 0 -+ mac_port_config &= ~(0x1 << 18); -+ -+ // normal MII -+ mac_port_config &= (~(1 << 14)); -+ -+ switch (mac_port) -+ { -+ case 0: -+ { -+ MAC0_CFG_REG = mac_port_config; -+ printk("8601 MAC0_CFG_REG: %x\n", MAC0_CFG_REG); -+ break; -+ } -+ case 1: -+ { -+ MAC1_CFG_REG = mac_port_config; -+ printk("8601 MAC1_CFG_REG: %x\n", MAC1_CFG_REG); -+ break; -+ } -+ case 2: -+ { -+ MAC2_CFG_REG = mac_port_config; -+ break; -+ } -+ } -+ -+ cns3xxx_write_phy(phy_addr, 0x18, 0xf1e7); -+ cns3xxx_write_phy(phy_addr, 0x1c, 0x8e00); -+ cns3xxx_write_phy(phy_addr, 0x10, 0x20); -+ cns3xxx_write_phy(phy_addr, 0x1c, 0xa41f); -+ cns3xxx_write_phy(phy_addr, 0x1c, 0xb41a); -+ cns3xxx_write_phy(phy_addr, 0x1c, 0xb863); -+ cns3xxx_write_phy(phy_addr, 0x17, 0xf04); -+ cns3xxx_write_phy(phy_addr, 0x15, 0x1); -+ cns3xxx_write_phy(phy_addr, 0x17, 0x0); -+ -+ return CAVM_OK; -+} -+ -+ -+ -+#ifdef CONFIG_LIBRA -+void icp_175c_all_phy_power_down(int y) -+{ -+ int i=0; -+ -+ for (i=0 ; i < 5 ; ++i) -+ std_phy_power_down(i, y); -+ -+} -+ -+static int star_gsw_config_icplus_175c_phy4(void) -+{ -+ u16 phy_data = 0, phy_data2 = 0; -+ u32 volatile ii, jj; -+ u8 phy_speed_dup = 0, phy_flowctrl = 0; -+ u32 volatile reg; -+ u8 gsw_mac_0_phy_addr = 0; -+ u8 gsw_mac_1_phy_addr = 1; -+ -+ -+ printk("config IC+175C\n"); -+ /* -+ * Configure MAC port 0 -+ * For IP175C Switch setting -+ * Force 100Mbps, and full-duplex, and flow control on -+ */ -+ reg = GSW_MAC_PORT_0_CONFIG_REG; -+ -+ // disable PHY's AN -+ reg &= ~(0x1 << 7); -+ -+ // disable RGMII-PHY mode -+ reg &= ~(0x1 << 15); -+ -+ // force speed = 100Mbps -+ reg &= ~(0x3 << 8); -+ reg |= (0x1 << 8); -+ -+ // force full-duplex -+ reg |= (0x1 << 10); -+ -+ // force Tx/Rx flow-control on -+ reg |= (0x1 << 11) | (0x1 << 12); -+ -+ GSW_MAC_PORT_0_CONFIG_REG = reg; -+ -+ -+ for (ii = 0; ii < 0x2000; ii++) -+ { -+ reg = GSW_MAC_PORT_0_CONFIG_REG; -+ -+ if ((reg & 0x1) && !(reg & 0x2)) -+ { -+ /* -+ * enable MAC port 0 -+ */ -+ reg &= ~(0x1 << 18); -+ -+ -+ /* -+ * enable the forwarding of unknown, multicast and broadcast packets to CPU -+ */ -+ reg &= ~((0x1 << 25) | (0x1 << 26) | (0x1 << 27)); -+ -+ /* -+ * include unknown, multicast and broadcast packets into broadcast storm -+ */ -+ reg |= ((0x1 << 29) | (0x1 << 30) | ((u32)0x1 << 31)); -+ -+ GSW_MAC_PORT_0_CONFIG_REG = reg; -+ -+ break; -+ } -+ else -+ { -+ for (jj = 0; jj < 0x1000; jj++); -+ -+ -+ if ((ii % 4) == 0) -+ printk("\rCheck MAC/PHY 0 Link Status : |"); -+ else if ((ii % 4) == 1) -+ printk("\rCheck MAC/PHY 0 Link Status : /"); -+ else if ((ii % 4) == 2) -+ printk("\rCheck MAC/PHY 0 Link Status : -"); -+ else if ((ii % 4) == 3) -+ printk("\rCheck MAC/PHY 0 Link Status : \\"); -+ } -+ } -+ -+ -+ if (!(reg & 0x1) || (reg & 0x2)) -+ { -+ /* -+ * Port 0 PHY link down or no TXC in Port 0 -+ */ -+ printk("\rCheck MAC/PHY 0 Link Status : DOWN!\n"); -+ -+ return -1; -+ } -+ else -+ { -+ printk("\rCheck MAC/PHY 0 Link Status : UP!\n"); -+ } -+ -+ -+ -+ /* -+ * Configure MAC port 1 -+ */ -+ reg = GSW_MAC_PORT_0_CONFIG_REG; -+ -+ // disable MAC's AN -+ reg &= ~(0x1 << 7); -+ -+ GSW_MAC_PORT_0_CONFIG_REG = reg; -+ -+ -+ /* enable flow control on (PAUSE frame) */ -+ star_gsw_read_phy(gsw_mac_1_phy_addr, 0x4, &phy_data); -+ -+ phy_data |= (0x1 << 10); -+ -+ star_gsw_write_phy(gsw_mac_1_phy_addr, 0x4, phy_data); -+ -+#if 1 -+ /* 2007/12/18 Jerry -+ The software reset of IC+ 175C won't reset MII register 29, 30, 31. -+ Router Control Register: bit 7 (TAG_VLAN_EN) is a VLAN related filed which affect vlan setting. -+ Router Control Register: bit 3 (ROUTER_EN) enable router function at MII port. -+ We set them to default to let U-boot properly work. -+ */ -+ phy_data = 0x1001; -+ star_gsw_write_phy(30, 9, phy_data); -+#endif -+ /* restart PHY auto neg. */ -+ star_gsw_read_phy(gsw_mac_1_phy_addr, 0x0, &phy_data); -+ -+ phy_data |= (0x1 << 9) | (0x1 << 12); -+ -+ star_gsw_write_phy(gsw_mac_1_phy_addr, 0x0, phy_data); -+ -+ -+ -+ /* wait for PHY auto neg. complete */ -+ for (ii = 0; ii < 0x20; ii++) -+ { -+ star_gsw_read_phy(gsw_mac_1_phy_addr, 0x1, &phy_data); -+ -+ if ((phy_data & (0x1 << 2)) && (phy_data & (0x1 << 5))) -+ { -+ break; -+ } -+ else -+ { -+ if ((ii % 4) == 0) -+ printk("\rCheck MAC/PHY 1 Link Status : |"); -+ else if ((ii % 4) == 1) -+ printk("\rCheck MAC/PHY 1 Link Status : /"); -+ else if ((ii % 4) == 2) -+ printk("\rCheck MAC/PHY 1 Link Status : -"); -+ else if ((ii % 4) == 3) -+ printk("\rCheck MAC/PHY 1 Link Status : \\"); -+ } -+ } -+ -+ -+ if (ii >= 0x20) -+ { -+ printk("\rCheck MAC/PHY 1 Link Status : DOWN!\n"); -+ -+ return -1; -+ } -+ else -+ { -+ printk("\rCheck MAC/PHY 1 Link Status : UP!\n"); -+ } -+ -+ -+ star_gsw_read_phy(gsw_mac_1_phy_addr, 0x4, &phy_data); -+ -+ star_gsw_read_phy(gsw_mac_1_phy_addr, 0x5, &phy_data2); -+ -+ -+ if (phy_data & 0x0400) //FC on -+ { -+ //printk("<FC ON>"); -+ phy_flowctrl = 1; -+ } -+ else -+ { -+ // printk("<FC OFF>"); -+ phy_flowctrl = 0; -+ } -+ -+ -+ phy_speed_dup = 0; -+ -+ if ((phy_data & 0x0100) && (phy_data2 & 0x0100)) //100F -+ { -+ // printk("<100F>"); -+ phy_speed_dup |= (0x1 << 3); //set bit3 for 100F -+ } -+ else if ((phy_data & 0x0080) && (phy_data2 & 0x0080)) //100F -+ { -+ // printk("<100H>"); -+ phy_speed_dup |= (0x1 << 2); -+ } -+ else if ((phy_data & 0x0040) && (phy_data2 & 0x0040)) //100F -+ { -+ // printk("<10F>"); -+ phy_speed_dup |= (0x1 << 1); -+ } -+ else if ((phy_data & 0x0020) && (phy_data2 & 0x0020)) //100F -+ { -+ // printk("<10H>"); -+ phy_speed_dup |= 0x1; -+ } -+ -+ -+ /* -+ * Configure MAC port 1 in forced setting subject to the current PHY status -+ */ -+ reg = GSW_MAC_PORT_1_CONFIG_REG; -+ -+ reg &= ~(0x1 << 7); //AN off -+ -+ reg &= ~(0x3 << 8); -+ -+ if (phy_speed_dup & 0x0C) //100 -+ { -+ //printk("<set 100>"); -+ reg |= (0x01 << 8); -+ } -+ else if (phy_speed_dup & 0x03) //10 -+ { -+ //printk("<set 10>"); -+ reg |= (0x00 << 8); -+ } -+ -+ reg &= ~(0x1 << 11); -+ -+ if (phy_flowctrl) //FC on -+ { -+ //printk("<set FC on>"); -+ reg |= (0x1 << 11); -+ } -+ else -+ { -+ //printk("<set FC off>"); -+ reg |= (0x0 << 11); -+ } -+ -+ reg &= ~(0x1 << 10); -+ -+ if ((phy_speed_dup & 0x2) || (phy_speed_dup & 0x8)) //FullDup -+ { -+ //printk("<set full>"); -+ reg |= (0x1 << 10); -+ } -+ else //HalfDup -+ { -+ //printk("<set half>"); -+ reg |= (0x0 << 10); //Half -+ } -+ -+ GSW_MAC_PORT_1_CONFIG_REG = reg; -+ -+ -+ /* -+ * Check MAC port 1 link status -+ */ -+ for (ii = 0; ii < 0x1000; ii++) -+ { -+ reg = GSW_MAC_PORT_1_CONFIG_REG; -+ -+ if ((reg & 0x1) && !(reg & 0x2)) -+ { -+ /* -+ * enable MAC port 1 -+ */ -+ reg &= ~(0x1 << 18); -+ -+ /* -+ * enable the forwarding of unknown, multicast and broadcast packets to CPU -+ */ -+ reg &= ~((0x1 << 25) | (0x1 << 26) | (0x1 << 27)); -+ -+ /* -+ * include unknown, multicast and broadcast packets into broadcast storm -+ */ -+ reg |= ((0x1 << 29) | (0x1 << 30) | ((u32)0x1 << 31)); -+ -+ GSW_MAC_PORT_1_CONFIG_REG = reg; -+ -+ return 0; -+ } -+ } -+ -+ -+ if (ii > 0x1000) -+ { -+ /* -+ * Port 1 PHY link down or no TXC in Port 1 -+ */ -+ printk("\rCheck MAC/PHY 1 Link Status : DOWN!\n"); -+ -+ return -1; -+ } -+ return 0; -+} -+#endif -+ -+#if 0 -+static int star_gsw_config_VSC8201(u8 mac_port, u8 phy_addr) // include cicada 8201 -+{ -+ //u32 mac_port_base = 0; -+ u32 mac_port_config=0; -+ u16 phy_reg; -+ int i; -+ -+ printk("\nconfigure VSC8201\n"); -+ //PDEBUG("mac port : %d phy addr : %d\n", mac_port, phy_addr); -+ /* -+ * Configure MAC port 0 -+ * For Cicada CIS8201 single PHY -+ */ -+ if (mac_port == 0) { -+ //PDEBUG("port 0\n"); -+ mac_port_config = GSW_MAC_PORT_0_CONFIG_REG; -+ } -+ if (mac_port == 1) { -+ //PDEBUG("port 1\n"); -+ mac_port_config = GSW_MAC_PORT_1_CONFIG_REG; -+ } -+ -+ star_gsw_set_phy_addr(mac_port, phy_addr); -+ //star_gsw_set_phy_addr(1, 1); -+ -+ //mac_port_config = __REG(mac_port_base); -+ -+ // enable PHY's AN -+ mac_port_config |= (0x1 << 7); -+ -+ // enable RGMII-PHY mode -+ mac_port_config |= (0x1 << 15); -+ -+ // enable GSW MAC port 0 -+ mac_port_config &= ~(0x1 << 18); -+ -+ if (mac_port == 0) { -+ //PDEBUG("port 0\n"); -+ GSW_MAC_PORT_0_CONFIG_REG = mac_port_config; -+ } -+ if (mac_port == 1) { -+ //PDEBUG("port 1\n"); -+ GSW_MAC_PORT_1_CONFIG_REG = mac_port_config; -+ } -+ -+ /* -+ * Configure Cicada's CIS8201 single PHY -+ */ -+#ifdef CONFIG_STAR9100_SHNAT_PCI_FASTPATH -+ /* near-end loopback mode */ -+ star_gsw_read_phy(phy_addr, 0x0, &phy_reg); -+ phy_reg |= (0x1 << 14); -+ star_gsw_write_phy(phy_addr, 0x0, phy_reg); -+#endif -+ -+ star_gsw_read_phy(phy_addr, 0x1C, &phy_reg); -+ -+ // configure SMI registers have higher priority over MODE/FRC_DPLX, and ANEG_DIS pins -+ phy_reg |= (0x1 << 2); -+ -+ star_gsw_write_phy(phy_addr, 0x1C, phy_reg); -+ -+ star_gsw_read_phy(phy_addr, 0x17, &phy_reg); -+ -+ // enable RGMII MAC interface mode -+ phy_reg &= ~(0xF << 12); -+ phy_reg |= (0x1 << 12); -+ -+ // enable RGMII I/O pins operating from 2.5V supply -+ phy_reg &= ~(0x7 << 9); -+ phy_reg |= (0x1 << 9); -+ -+ star_gsw_write_phy(phy_addr, 0x17, phy_reg); -+ -+ star_gsw_read_phy(phy_addr, 0x4, &phy_reg); -+ -+ // Enable symmetric Pause capable -+ phy_reg |= (0x1 << 10); -+ -+ star_gsw_write_phy(phy_addr, 0x4, phy_reg); -+ -+ -+ -+ if (mac_port == 0) { -+ //PDEBUG("port 0\n"); -+ mac_port_config = GSW_MAC_PORT_0_CONFIG_REG; -+ } -+ if (mac_port == 1) { -+ //PDEBUG("port 1\n"); -+ mac_port_config = GSW_MAC_PORT_1_CONFIG_REG; -+ } -+ -+ -+ -+ -+ -+ -+ -+ // enable PHY's AN -+ mac_port_config |= (0x1 << 7); -+ -+ if (mac_port == 0) { -+ //PDEBUG("port 0\n"); -+ GSW_MAC_PORT_0_CONFIG_REG = mac_port_config; -+ } -+ if (mac_port == 1) { -+ //PDEBUG("port 1\n"); -+ GSW_MAC_PORT_1_CONFIG_REG = mac_port_config; -+ } -+ -+ /* -+ * Enable PHY1 AN restart bit to restart PHY1 AN -+ */ -+ star_gsw_read_phy(phy_addr, 0x0, &phy_reg); -+ -+ phy_reg |= (0x1 << 9) | (0x1 << 12); -+ -+ star_gsw_write_phy(phy_addr, 0x0, phy_reg); -+ -+ /* -+ * Polling until PHY0 AN restart is complete -+ */ -+ for (i = 0; i < 0x1000; i++) { -+ star_gsw_read_phy(phy_addr, 0x1, &phy_reg); -+ -+ if ((phy_reg & (0x1 << 5)) && (phy_reg & (0x1 << 2))) { -+ printk("0x1 phy reg: %x\n", phy_reg); -+ break; -+ } else { -+ udelay(100); -+ } -+ } -+ -+ if (mac_port == 0) { -+ //PDEBUG("port 0\n"); -+ mac_port_config = GSW_MAC_PORT_0_CONFIG_REG; -+ } -+ if (mac_port == 1) { -+ //PDEBUG("port 1\n"); -+ mac_port_config = GSW_MAC_PORT_1_CONFIG_REG; -+ } -+ -+ if (((mac_port_config & 0x1) == 0) || (mac_port_config & 0x2)) { -+ printk("Check MAC/PHY%s Link Status : DOWN!\n", (mac_port == 0 ? "0" : "1")); -+ } else { -+ printk("Check MAC/PHY%s Link Status : UP!\n", (mac_port == 0 ? "0" : "1")); -+ /* -+ * There is a bug for CIS8201 PHY operating at 10H mode, and we use the following -+ * code segment to work-around -+ */ -+ star_gsw_read_phy(phy_addr, 0x05, &phy_reg); -+ -+ if ((phy_reg & (0x1 << 5)) && (!(phy_reg & (0x1 << 6))) && (!(phy_reg & (0x1 << 7))) && (!(phy_reg & (0x1 << 8)))) { /* 10H,10F/100F/100H off */ -+ star_gsw_read_phy(phy_addr, 0x0a, &phy_reg); -+ -+ if ((!(phy_reg & (0x1 << 10))) && (!(phy_reg & (0x1 << 11)))) { /* 1000F/1000H off */ -+ star_gsw_read_phy(phy_addr, 0x16, &phy_reg); -+ -+ phy_reg |= (0x1 << 13) | (0x1 << 15); // disable "Link integrity check(B13)" & "Echo mode(B15)" -+ -+ star_gsw_write_phy(phy_addr, 0x16, phy_reg); -+ } -+ } -+ } -+ -+ if (mac_port == 0) { -+ // adjust MAC port 0 RX/TX clock skew -+ GSW_BIST_RESULT_TEST_0_REG &= ~((0x3 << 24) | (0x3 << 26)); -+ GSW_BIST_RESULT_TEST_0_REG |= ((0x2 << 24) | (0x2 << 26)); -+ } -+ -+ if (mac_port == 1) { -+ // adjust MAC port 1 RX/TX clock skew -+ GSW_BIST_RESULT_TEST_0_REG &= ~((0x3 << 28) | (0x3 << 30)); -+ GSW_BIST_RESULT_TEST_0_REG |= ((0x2 << 28) | (0x2 << 30)); -+ } -+ -+ return 0; -+} -+ -+ -+ -+ -+static void star_gsw_config_VSC8X01() -+{ -+ u16 phy_id = 0; -+ -+#ifdef CONFIG_DORADO2 -+ star_gsw_set_phy_addr(1,1); -+ star_gsw_read_phy(1, 0x02, &phy_id); -+ // printk("phy id = %X\n", phy_id); -+ if (phy_id == 0x000F) //VSC8201 -+ star_gsw_config_VSC8201(1,1); -+ else -+ star_gsw_config_VSC8601(1,1); -+#else -+#ifdef CONFIG_LEO -+ star_gsw_set_phy_addr(0,0); -+ star_gsw_read_phy(0, 0x02, &phy_id); -+ // printk("phy id = %X\n", phy_id); -+ if (phy_id == 0x000F) //VSC8201 -+ star_gsw_config_VSC8201(0,0); -+ else -+ star_gsw_config_VSC8601(0,0); -+#endif -+#endif -+} -+#endif -+ -+#if defined(CONFIG_DORADO) || defined(CONFIG_DORADO2) -+static int star_gsw_config_port0_VSC7385(void) -+{ -+ u32 mac_port_config=0; -+ int i; -+ -+ printk("config VSC7385\n"); -+ -+ mac_port_config = GSW_MAC_PORT_0_CONFIG_REG; -+ -+ // disable PHY's AN -+ mac_port_config &= ~(0x1 << 7); -+ -+ // enable RGMII-PHY mode -+ mac_port_config |= (0x1 << 15); -+ -+ // force speed = 1000Mbps -+ mac_port_config &= ~(0x3 << 8); -+ mac_port_config |= (0x2 << 8); -+ -+ // force full-duplex -+ mac_port_config |= (0x1 << 10); -+ -+ // force Tx/Rx flow-control on -+ mac_port_config |= (0x1 << 11) | (0x1 << 12); -+ -+ GSW_MAC_PORT_0_CONFIG_REG = mac_port_config; -+ -+ udelay(1000); -+ -+ for (i = 0; i < 50000; i++) { -+ mac_port_config = GSW_MAC_PORT_0_CONFIG_REG; -+ if ((mac_port_config & 0x1) && !(mac_port_config & 0x2)) { -+ break; -+ } else { -+ udelay(100); -+ } -+ } -+ -+ if (!(mac_port_config & 0x1) || (mac_port_config & 0x2)) { -+ printk("MAC0 PHY Link Status : DOWN!\n"); -+ return -1; -+ } else { -+ printk("MAC0 PHY Link Status : UP!\n"); -+ } -+ -+ // enable MAC port 0 -+ mac_port_config &= ~(0x1 << 18); -+ -+ // disable SA learning -+ mac_port_config |= (0x1 << 19); -+ -+ // forward unknown, multicast and broadcast packets to CPU -+ mac_port_config &= ~((0x1 << 25) | (0x1 << 26) | (0x1 << 27)); -+ -+ // storm rate control for unknown, multicast and broadcast packets -+ mac_port_config |= (0x1 << 29) | (0x1 << 30) | ((u32)0x1 << 31); -+ -+ GSW_MAC_PORT_0_CONFIG_REG = mac_port_config; -+ -+ // disable MAC port 1 -+ mac_port_config = GSW_MAC_PORT_1_CONFIG_REG; -+ mac_port_config |= (0x1 << 18); -+ GSW_MAC_PORT_1_CONFIG_REG = mac_port_config; -+ -+ // adjust MAC port 0 /RX/TX clock skew -+ GSW_BIST_RESULT_TEST_0_REG &= ~((0x3 << 24) | (0x3 << 26)); -+ GSW_BIST_RESULT_TEST_0_REG |= ((0x2 << 24) | (0x2 << 26)); -+ -+ return 0; -+} -+#endif ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_phy.h -@@ -0,0 +1,82 @@ -+/******************************************************************************* -+ * -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+1* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+#ifndef CNS3XXX_PHY_H -+#define CNS3XXX_PHY_H -+ -+#define LINUX_KERNEL // if don't define LINUX_KERNEL, mean u-boot -+ -+#if defined(LINUX_KERNEL) -+#include <linux/version.h> -+#include <linux/types.h> -+#else // u-boot -+#define __init_or_module -+#include "cns3xxx_symbol.h" -+#endif -+ -+void disable_AN(int port, int y); -+ -+u16 get_phy_id(u8 phy_addr); -+int cns3xxx_std_phy_power_down(int phy_addr, int y); -+u32 get_vsc8601_recv_err_counter(u8 phy_addr); -+u32 get_crc_good_counter(u8 phy_addr); -+int cns3xxx_config_VSC8601(u8 mac_port, u8 phy_addr); -+int vsc8601_power_down(int phy_addr, int y); -+int icp_101a_init(u8 mac_port, u8 phy_addr); -+int bcm53115M_init(u8 mac_port, u16 phy_addr); -+int icp_ip1001_init(u8 mac_port, u8 phy_addr); -+ -+int cns3xxx_phy_auto_polling_enable(u8 port, u8 en); -+ -+int cns3xxx_read_phy(u8 phy_addr, u8 phy_reg, u16 *read_data); -+int cns3xxx_write_phy(u8 phy_addr, u8 phy_reg, u16 write_data); -+ -+// wrap cns3xxx_spi_tx_rx() for argument order -+int cns3xxx_spi_tx_rx_n(u32 tx_data, u32 *rx_data, u32 tx_channel, u32 tx_eof_flag); -+ -+// for bcm53115M -+#define ROBO_SPIF_BIT 7 -+#define BCM53115_SPI_CHANNEL 1 -+#define ROBO_RACK_BIT 5 -+ -+#define VLAN_START_BIT 7 -+#define VLAN_WRITE_CMD 0 -+ -+//#define BCM_PORT_1G 2 -+typedef enum -+{ -+ BCM_PORT_10M = 0, -+ BCM_PORT_100M, -+ BCM_PORT_1G, -+}BCM_PORT_SPEED; -+ -+#define BCM_PORT_0 0 -+#define BCM_PORT_1 1 -+#define BCM_PORT_2 2 -+#define BCM_PORT_3 3 -+#define BCM_PORT_4 4 -+#define BCM_PORT_5 5 -+#define BCM_PORT_IMP 6 -+ -+#endif // end #ifndef CNS3XXX_PHY_H ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_sppe_hook.c -@@ -0,0 +1,39 @@ -+/****************************************************************************** -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#if defined(CONFIG_CNS3XXX_SPPE) -+#include <linux/module.h> -+#include <linux/cns3xxx/sppe.h> -+ -+int sppe_hook_ready = 0; -+int (*sppe_func_hook)(SPPE_PARAM *param) = NULL; -+int sppe_pci_fp_ready = 0; -+int (*sppe_pci_fp_hook)(SPPE_PARAM *param) = NULL; -+ -+EXPORT_SYMBOL(sppe_hook_ready); -+EXPORT_SYMBOL(sppe_func_hook); -+EXPORT_SYMBOL(sppe_pci_fp_ready); -+EXPORT_SYMBOL(sppe_pci_fp_hook); -+ -+#endif //#if defined(CONFIG_CNS3XXX_SPPE) -+ ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_symbol.h -@@ -0,0 +1,317 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+// the symbol define memory map register. -+ -+#ifndef CNS3XXX_SYMBOL_H -+#define CNS3XXX_SYMBOL_H -+ -+#define DRV_VERSION "Cavium CNS3XXX Switch Driver-0.0.1" -+ -+ -+#define LINUX_KERNEL // if don't define LINUX_KERNEL, mean u-boot -+ -+#if defined(LINUX_KERNEL) -+// linux kernel -+#include <mach/board.h> -+ -+#define SWITCH_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_SWITCH_BASE_VIRT+offset))) -+#define PMU_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_PM_BASE_VIRT+offset))) -+#define MISC_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3XXX_MISC_BASE_VIRT+offset))) -+ -+ -+#define NETDEV_SIZE 4097+3 -+ -+#define PORT0_NETDEV_INDEX NETDEV_SIZE-3 -+#define PORT1_NETDEV_INDEX NETDEV_SIZE-2 -+#define PORT2_NETDEV_INDEX NETDEV_SIZE-1 -+ -+#if defined (CONFIG_CNS3XXX_SPPE) -+#define FP_NETDEV_INDEX NETDEV_SIZE-4 -+#endif -+ -+#define PORT0_NETDEV net_dev_array[PORT0_NETDEV_INDEX] -+#define PORT1_NETDEV net_dev_array[PORT1_NETDEV_INDEX] -+#define PORT2_NETDEV net_dev_array[PORT2_NETDEV_INDEX] -+ -+#if defined (CONFIG_CNS3XXX_SPPE) -+#define FP_NETDEV net_dev_array[FP_NETDEV_INDEX] -+#endif -+ -+#else // u-boot -+#include <malloc.h> // for u8, u32 -+ -+#include "cns3000.h" -+#define CAVM_OK 0 -+#define CAVM_ERR 1 -+#define CAVM_NOT_FOUND 2 -+#define CAVM_FOUND 3 -+#define CAVM_FAIL -1 // use minus -+ -+#define SWITCH_REG_VALUE(addr) (*((volatile unsigned int *)(CNS3000_VEGA_SWITCH_BASE+addr))) -+#define PMU_REG_VALUE(addr) (*((volatile unsigned int *)(CNS3000_VEGA_PM_BASE+addr))) -+#define MISC_REG_VALUE(offset) (*((volatile unsigned int *)(CNS3000_VEGA_MISC_BASE+offset))) -+ -+#endif -+ -+// for VLAN and ARL table MB_PMAP -+#define MAC_PORT0_PMAP 1 -+#define MAC_PORT1_PMAP (1 << 1) -+#define MAC_PORT2_PMAP (1 << 4) -+#define CPU_PORT_PMAP (1 << 2) -+ -+ -+ -+// memory map register definition -+ -+//#define PHY_CTRL_REG (*(u32 volatile*(0xff))) -+#define PHY_CTRL_REG SWITCH_REG_VALUE(0x0) -+#define PHY_AUTO_ADDR_REG SWITCH_REG_VALUE(0x04) -+ -+#define MAC_GLOB_CFG_REG SWITCH_REG_VALUE(0x08) -+#define MAC_GLOB_CFG_EXT_REG SWITCH_REG_VALUE(0xf4) -+#define MAC0_CFG_REG SWITCH_REG_VALUE(0x0c) -+#define MAC1_CFG_REG SWITCH_REG_VALUE(0x10) -+#define MAC2_CFG_REG SWITCH_REG_VALUE(0x18) -+#define CPU_CFG_REG SWITCH_REG_VALUE(0x14) -+ -+#define MAC0_PRI_CTRL_REG SWITCH_REG_VALUE(0x1c) -+#define MAC1_PRI_CTRL_REG SWITCH_REG_VALUE(0x20) -+#define CPU_PRI_CTRL_REG SWITCH_REG_VALUE(0x24) -+#define HNAT_PRI_CTRL_REG SWITCH_REG_VALUE(0x28) -+#define MAC2_PRI_CTRL_REG SWITCH_REG_VALUE(0x2c) -+ -+#define MAC0_PRI_CTRL_EXT_REG SWITCH_REG_VALUE(0x30) -+ -+#define ETYPE1_ETYPE0_REG SWITCH_REG_VALUE(0x34) -+#define ETYPE3_ETYPE2_REG SWITCH_REG_VALUE(0x38) -+ -+#define UDP_RANGE0_REG SWITCH_REG_VALUE(0x3c) -+#define UDP_RANGE1_REG SWITCH_REG_VALUE(0x40) -+#define UDP_RANGE2_REG SWITCH_REG_VALUE(0x44) -+#define UDP_RANGE3_REG SWITCH_REG_VALUE(0x48) -+ -+ -+#define PRIO_ETYPE_UDP_REG SWITCH_REG_VALUE(0x4c) -+ -+#define PRIO_IPDSCP_7_0_REG SWITCH_REG_VALUE(0x50) -+#define PRIO_IPDSCP_15_8_REG SWITCH_REG_VALUE(0x54) -+#define PRIO_IPDSCP_23_16_REG SWITCH_REG_VALUE(0x58) -+#define PRIO_IPDSCP_31_24_REG SWITCH_REG_VALUE(0x5c) -+#define PRIO_IPDSCP_39_32_REG SWITCH_REG_VALUE(0x60) -+#define PRIO_IPDSCP_47_40_REG SWITCH_REG_VALUE(0x64) -+#define PRIO_IPDSCP_55_48_REG SWITCH_REG_VALUE(0x68) -+#define PRIO_IPDSCP_63_56_REG SWITCH_REG_VALUE(0x6c) -+ -+#define TC_CTRL_REG SWITCH_REG_VALUE(0x70) -+#define RATE_CTRL_REG SWITCH_REG_VALUE(0x74) -+ -+#define FC_GLOB_THRS_REG SWITCH_REG_VALUE(0x78) -+#define FC_PORT_THRS_REG SWITCH_REG_VALUE(0x7c) -+#define MC_GLOB_THRS_REG SWITCH_REG_VALUE(0x80) -+#define DC_GLOB_THRS_REG SWITCH_REG_VALUE(0x84) -+ -+#define ARL_VLAN_CMD_REG SWITCH_REG_VALUE(0x88) -+ -+#define ARL_CTRL0_REG SWITCH_REG_VALUE(0x8c) -+#define ARL_CTRL1_REG SWITCH_REG_VALUE(0x90) -+#define ARL_CTRL2_REG SWITCH_REG_VALUE(0x94) -+ -+#define VLAN_CFG SWITCH_REG_VALUE(0x098) -+ -+#define MAC1_MAC0_PVID_REG SWITCH_REG_VALUE(0x9c) -+#define MAC2_CPU_PVID_REG SWITCH_REG_VALUE(0xa0) -+ -+#define VLAN_CTRL0_REG SWITCH_REG_VALUE(0xa4) -+#define VLAN_CTRL1_REG SWITCH_REG_VALUE(0xa8) -+#define VLAN_CTRL2_REG SWITCH_REG_VALUE(0xac) -+ -+#define SESSION_ID_1_0_REG SWITCH_REG_VALUE(0xb0) -+#define SESSION_ID_3_2_REG SWITCH_REG_VALUE(0xb4) -+#define SESSION_ID_5_4_REG SWITCH_REG_VALUE(0xb8) -+#define SESSION_ID_7_6_REG SWITCH_REG_VALUE(0xbc) -+#define SESSION_ID_9_8_REG SWITCH_REG_VALUE(0xc0) -+#define SESSION_ID_11_10_REG SWITCH_REG_VALUE(0xc4) -+#define SESSION_ID_13_12_REG SWITCH_REG_VALUE(0xc8) -+#define SESSION_ID_15_14_REG SWITCH_REG_VALUE(0xcc) -+ -+#define INTR_STAT_REG SWITCH_REG_VALUE(0xd0) -+#define INTR_MASK_REG SWITCH_REG_VALUE(0xd4) -+ -+#define SRAM_TEST_REG SWITCH_REG_VALUE(0xd8) -+ -+#define MEM_QUEUE_REG SWITCH_REG_VALUE(0xdc) -+ -+#define SARL_CTRL_REG SWITCH_REG_VALUE(0xe0) -+#define SARL_OQ_GTH_REG SWITCH_REG_VALUE(0xe4) -+#define SARL_OQ_YTH_REG SWITCH_REG_VALUE(0xe8) -+#define SARL_OQ_RTH_REG SWITCH_REG_VALUE(0xec) -+ -+#define SLK_SKEW_CTRL_REG SWITCH_REG_VALUE(0xf0) -+ -+#define DMA_RING_CTRL_REG SWITCH_REG_VALUE(0x100) -+ -+#define DMA_AUTO_POLL_CFG_REG SWITCH_REG_VALUE(0x104) -+ -+#define DELAY_INTR_CFG_REG SWITCH_REG_VALUE(0x108) -+ -+#define TS_DMA_CTRL0_REG SWITCH_REG_VALUE(0x110) -+#define TS_DESC_PTR0_REG SWITCH_REG_VALUE(0x114) -+#define TS_DESC_BASE_ADDR0_REG SWITCH_REG_VALUE(0x118) -+ -+#define FS_DMA_CTRL0_REG SWITCH_REG_VALUE(0x120) -+#define FS_DESC_PTR0_REG SWITCH_REG_VALUE(0x124) -+#define FS_DESC_BASE_ADDR0_REG SWITCH_REG_VALUE(0x128) -+ -+#define TS_DMA_CTRL1_REG SWITCH_REG_VALUE(0x130) -+#define TS_DESC_PTR1_REG SWITCH_REG_VALUE(0x134) -+#define TS_DESC_BASE_ADDR1_REG SWITCH_REG_VALUE(0x138) -+ -+#define FS_DMA_CTRL1_REG SWITCH_REG_VALUE(0x140) -+#define FS_DESC_PTR1_REG SWITCH_REG_VALUE(0x144) -+#define FS_DESC_BASE_ADDR1_REG SWITCH_REG_VALUE(0x148) -+ -+#define TS_DMA_STA_REG SWITCH_REG_VALUE(0x150) -+#define FS_DMA_STA_REG SWITCH_REG_VALUE(0x154) -+ -+#define TS_MRD_CMD_CNT_REG SWITCH_REG_VALUE(0x158) -+#define TS_MWT_CMD_CNT_REG SWITCH_REG_VALUE(0x15c) -+ -+#define FS_MRD_CMD_CNT_REG SWITCH_REG_VALUE(0x160) -+#define FS_MWT_CMD_CNT_REG SWITCH_REG_VALUE(0x164) -+ -+#define C_RXOKPKT_MAC0_REG SWITCH_REG_VALUE(0x300) -+#define C_RXOKBYTE_MAC0_REG SWITCH_REG_VALUE(0x304) -+#define C_RXRUNT_MAC0_REG SWITCH_REG_VALUE(0x308) -+#define C_RXLONG_MAC0_REG SWITCH_REG_VALUE(0x30c) -+#define C_RXDROP_MAC0_REG SWITCH_REG_VALUE(0x310) -+#define C_RXCRC_MAC0_REG SWITCH_REG_VALUE(0x314) -+#define C_RXARLDROP_MAC0_REG SWITCH_REG_VALUE(0x318) -+#define C_VIDROP_MAC0_REG SWITCH_REG_VALUE(0x31c) -+#define C_VEDROP_MAC0_REG SWITCH_REG_VALUE(0x320) -+#define C_RXRL_MAC0_REG SWITCH_REG_VALUE(0x324) -+#define C_RXPAUSE_MAC0_REG SWITCH_REG_VALUE(0x328) -+ -+#define C_TXOKPKT_MAC0_REG SWITCH_REG_VALUE(0x32c) -+#define C_TXOKBYTE_MAC0_REG SWITCH_REG_VALUE(0x330) -+#define C_TXPAUSECOL_MAC0_REG SWITCH_REG_VALUE(0x334) -+ -+#define C_RXOKPKT_MAC1_REG SWITCH_REG_VALUE(0x400) -+#define C_RXOKBYTE_MAC1_REG SWITCH_REG_VALUE(0x404) -+#define C_RXRUNT_MAC1_REG SWITCH_REG_VALUE(0x408) -+#define C_RXLONG_MAC1_REG SWITCH_REG_VALUE(0x40c) -+#define C_RXDROP_MAC1_REG SWITCH_REG_VALUE(0x410) -+#define C_RXCRC_MAC1_REG SWITCH_REG_VALUE(0x414) -+#define C_RXARLDROP_MAC1_REG SWITCH_REG_VALUE(0x418) -+#define C_VIDROP_MAC1_REG SWITCH_REG_VALUE(0x41c) -+#define C_VEDROP_MAC1_REG SWITCH_REG_VALUE(0x420) -+#define C_RXRL_MAC1_REG SWITCH_REG_VALUE(0x424) -+#define C_RXPAUSE_MAC1_REG SWITCH_REG_VALUE(0x428) -+ -+#define C_TXOKPKT_MAC1_REG SWITCH_REG_VALUE(0x42c) -+#define C_TXOKBYTE_MAC1_REG SWITCH_REG_VALUE(0x430) -+#define C_TXPAUSECOL_MAC1_REG SWITCH_REG_VALUE(0x434) -+ -+#define C_TSOKPKT_CPU_REG SWITCH_REG_VALUE(0x500) -+#define C_TSOKBYTE_CPU_REG SWITCH_REG_VALUE(0x504) -+#define C_TSRUNT_CPU_REG SWITCH_REG_VALUE(0x508) -+#define C_TSLONG_CPU_REG SWITCH_REG_VALUE(0x50c) -+#define C_TSNODSTDROP_CPU_REG SWITCH_REG_VALUE(0x510) -+#define C_TSARLDROP_CPU_REG SWITCH_REG_VALUE(0x514) -+#define C_TSVIDROP_CPU_REG SWITCH_REG_VALUE(0x518) -+#define C_TSVEDROP_CPU_REG SWITCH_REG_VALUE(0x51c) -+#define C_TSRL_CPU_REG SWITCH_REG_VALUE(0x520) -+ -+#define C_FSOKPKT_CPU_REG SWITCH_REG_VALUE(0x524) -+#define C_FSOKBYTE_CPU_REG SWITCH_REG_VALUE(0x528) -+ -+#define C_RXOKPKT_MAC2_REG SWITCH_REG_VALUE(0x600) -+#define C_RXOKBYTE_MAC2_REG SWITCH_REG_VALUE(0x604) -+#define C_RXRUNT_MAC2_REG SWITCH_REG_VALUE(0x608) -+#define C_RXLONG_MAC2_REG SWITCH_REG_VALUE(0x60c) -+#define C_RXDROP_MAC2_REG SWITCH_REG_VALUE(0x610) -+#define C_RXCRC_MAC2_REG SWITCH_REG_VALUE(0x614) -+#define C_RXARLDROP_MAC2_REG SWITCH_REG_VALUE(0x618) -+#define C_VIDROP_MAC2_REG SWITCH_REG_VALUE(0x61c) -+#define C_VEDROP_MAC2_REG SWITCH_REG_VALUE(0x620) -+#define C_RXRL_MAC2_REG SWITCH_REG_VALUE(0x624) -+#define C_RXPAUSE_MAC2_REG SWITCH_REG_VALUE(0x628) -+ -+#define C_TXOKPKT_MAC2_REG SWITCH_REG_VALUE(0x62c) -+#define C_TXOKBYTE_MAC2_REG SWITCH_REG_VALUE(0x630) -+#define C_TXPAUSECOL_MAC2_REG SWITCH_REG_VALUE(0x634) -+ -+#define C_TXOKPKT_MAC0_EXT_REG SWITCH_REG_VALUE(0x72c) -+#define C_TXOKBYTE_MAC0_EXT_REG SWITCH_REG_VALUE(0x730) -+ -+#define CLK_GATE_REG PMU_REG_VALUE(0x0) -+#define SOFT_RST_REG PMU_REG_VALUE(0x4) -+#define PLL_HM_PD_CTRL_REG PMU_REG_VALUE(0x1c) -+ -+#define GPIOB_PIN_EN_REG MISC_REG_VALUE(0x18) -+#define IOCDA_REG MISC_REG_VALUE(0x1c) -+ -+#define LEVEL_HIGH 0 -+#define RISING_EDGE 1 -+ -+#ifdef CONFIG_SILICON -+ -+#define STATUS_INTERRUPT_ID 49 -+ -+#define FSRC_RING0_INTERRUPT_ID 51 -+#define FSQF_RING0_INTERRUPT_ID 53 -+ -+#define FSRC_RING1_INTERRUPT_ID 55 -+#define FSQF_RING1_INTERRUPT_ID 57 -+ -+#define TSTC_RING0_INTERRUPT_ID 50 -+ -+#define TSTC_RING1_INTERRUPT_ID 54 -+ -+#define HNAT_INTERRUPT_ID 58 -+ -+#else -+ -+//#define STATUS_INTERRUPT_ID 49 -+#define STATUS_INTERRUPT_ID 38 -+//#define FSRC_RING0_INTERRUPT_ID 51 -+#define FSRC_RING0_INTERRUPT_ID 40 -+ -+#define TSQE_RING0_INTERRUPT_ID 52 -+ -+//#define FSQF_RING0_INTERRUPT_ID 53 -+#define FSQF_RING0_INTERRUPT_ID 42 -+ -+#define FSQF_RING1_INTERRUPT_ID 46 -+#define FSRC_RING1_INTERRUPT_ID 44 -+ -+//#define FSRC_RING1_INTERRUPT_ID 55 -+ -+#define TSTC_RING0_INTERRUPT_ID 39 -+#define TSTC_RING1_INTERRUPT_ID 43 -+ -+#define TSQE_RING1_INTERRUPT_ID 56 -+#define HNAT_INTERRUPT_ID 58 -+#endif // #ifdef CONFIG_SILICON -+ -+#endif ---- /dev/null -+++ b/drivers/net/cns3xxx/cns3xxx_tool.h -@@ -0,0 +1,898 @@ -+/******************************************************************************* -+ * -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+#ifndef CNS3XXX_TOOL_H -+#define CNS3XXX_TOOL_H -+ -+#define PRINT_INFO printk -+ -+#if defined(__KERNEL__) -+ -+#include "cns3xxx.h" -+#include <linux/kernel.h> // for printk -+ -+#else // u-boot -+ -+#endif -+ -+#define SHOW_DEBUG_MESSAGE -+#ifdef SHOW_DEBUG_MESSAGE -+ -+extern int MSG_LEVEL; -+ -+#define NO_MSG 0 -+#define NORMAL_MSG 1 -+#define WARNING_MSG (1 << 1) -+#define CRITICAL_MSG (1 << 2) -+#define DUMP_RX_PKT_INFO (1 << 3) -+#define DUMP_TX_PKT_INFO (1 << 4) -+ -+#define DEBUG_MSG(msg_level, fmt, args...)\ -+{ \ -+ int i=0; \ -+\ -+ for(i=0 ; i < 3 ; ++i) { \ -+ if ((MSG_LEVEL & msg_level) >> i) \ -+ printk(KERN_INFO "*cns3xxx gsw debug* " fmt, ## args); \ -+ } \ -+} -+ -+#endif -+ -+#define GET_MAC_PORT_CFG(port, cfg) \ -+{ \ -+ switch (port) \ -+ { \ -+ case MAC_PORT0: \ -+ { \ -+ cfg = MAC0_CFG_REG; \ -+ break; \ -+ } \ -+ case MAC_PORT1: \ -+ { \ -+ cfg = MAC1_CFG_REG; \ -+ break; \ -+ } \ -+ case MAC_PORT2: \ -+ { \ -+ cfg = MAC2_CFG_REG; \ -+ break; \ -+ } \ -+ } \ -+} -+ -+#define SET_MAC_PORT_CFG(port, cfg) \ -+{ \ -+ switch (port) \ -+ { \ -+ case MAC_PORT0: \ -+ { \ -+ MAC0_CFG_REG = cfg; \ -+ break; \ -+ } \ -+ case MAC_PORT1: \ -+ { \ -+ MAC1_CFG_REG = cfg; \ -+ break; \ -+ } \ -+ case MAC_PORT2: \ -+ { \ -+ MAC2_CFG_REG = cfg; \ -+ break; \ -+ } \ -+ } \ -+} -+ -+#define between(x, start, end) ((x)>=(start) && (x)<=(end)) -+static inline void print_packet(unsigned char *data, int len) -+{ -+ int i,j; -+ -+ printk("packet length: %d%s:\n", len, len>128?"(only show the first 128 bytes)":""); -+#if 0 -+ if(len > 128) { -+ len = 128; -+ } -+#endif -+ for(i=0;len;) { -+ if(len >=16 ) { -+ for(j=0;j<16;j++) { -+ printk("%02x ", data[i++]); -+ } -+ printk("| "); -+ -+ i -= 16; -+ for(j=0;j<16;j++) { -+ if( between(data[i], 0x21, 0x7e) ) { -+ printk("%c", data[i++]); -+ } -+ else { -+ printk("."); -+ i++; -+ } -+ } -+ printk("\n"); -+ -+ len -= 16; -+ } -+ else { -+ /* last line */ -+ -+ for(j=0; j<len; j++) { -+ printk("%02x ", data[i++]); -+ } -+ for(;j<16;j++) { -+ printk(" "); -+ } -+ printk("| "); -+ -+ i -= len; -+ for(j=0;j<len;j++) { -+ if( between(data[i], 0x21, 0x7e) ) { -+ printk("%c", data[i++]); -+ } -+ else { -+ printk("."); -+ i++; -+ } -+ } -+ for(;j<16;j++) { -+ printk(" "); -+ } -+ printk("\n"); -+ -+ len = 0; -+ } -+ } -+ return; -+ -+} -+ -+static inline void cns3xxx_gsw_power_enable(void) -+{ -+ PLL_HM_PD_CTRL_REG &= (~(1 << 2)); // power up PLL_RGMII (for MAC) -+ CLK_GATE_REG |= (1 << 11); // enable switch clock -+} -+ -+static inline void cns3xxx_gsw_software_reset(void) -+{ -+ SOFT_RST_REG &= (~(1 << 11)); -+ SOFT_RST_REG |= (1 << 11); -+} -+ -+ -+ -+ -+// port: -+// 0 : mac port0 -+// 1 : mac port1 -+// 2 : mac port2 -+// 3 : cpu port -+static inline void enable_port(u8 port, u8 enable) -+{ -+ switch (port) -+ { -+ case 0: -+ { -+ (enable==1) ? (MAC0_CFG_REG &= (~(1 << 18)) ) : (MAC0_CFG_REG |= (1 << 18)) ; -+ -+ break; -+ } -+ case 1: -+ { -+ (enable==1) ? (MAC1_CFG_REG &= (~(1 << 18)) ) : (MAC1_CFG_REG |= (1 << 18)) ; -+ break; -+ } -+ case 2: -+ { -+ (enable==1) ? (MAC2_CFG_REG &= (~(1 << 18)) ) : (MAC2_CFG_REG |= (1 << 18)) ; -+ break; -+ } -+ case 3: -+ { -+ (enable==1) ? (CPU_CFG_REG &= (~(1 << 18)) ) : (CPU_CFG_REG |= (1 << 18)) ; -+ break; -+ } -+ } -+} -+ -+static inline int cns3xxx_vlan_table_lookup(VLANTableEntry *entry) -+{ -+ VLAN_CTRL2_REG |= entry->vid; -+ ARL_VLAN_CMD_REG |= (1 << 8); // look up vlan table command -+ -+ // wait for vlan command complete -+ while(( (ARL_VLAN_CMD_REG >> 9) & 1) == 0) ; -+ -+ if (!((ARL_VLAN_CMD_REG >> 10) & 1)) { -+ // not found any entry -+ return CAVM_NOT_FOUND; -+ } -+ -+ entry->valid = ((VLAN_CTRL0_REG >> 31) & 0x1); -+ entry->vid = ((VLAN_CTRL2_REG >> 31) & 0xfff); -+ entry->wan_side = ((VLAN_CTRL0_REG >> 30) & 0x1); -+ entry->etag_pmap = ((VLAN_CTRL0_REG >> 25) & 0x1f); -+ entry->mb_pmap = ((VLAN_CTRL0_REG >> 9) & 0x1f); -+ -+ entry->my_mac[0] = ((VLAN_CTRL1_REG >> 24) & 0xff); -+ entry->my_mac[1] = ((VLAN_CTRL1_REG >> 16) & 0xff); -+ entry->my_mac[2] = ((VLAN_CTRL1_REG >> 8) & 0xff); -+ entry->my_mac[3] = (VLAN_CTRL1_REG & 0xff); -+ -+ entry->my_mac[4] = ((VLAN_CTRL2_REG >> 24) & 0xff); -+ entry->my_mac[5] = ((VLAN_CTRL2_REG >> 16) & 0xff); -+ -+ return CAVM_FOUND; -+} -+ -+static inline int cns3xxx_vlan_table_read(VLANTableEntry *entry) -+{ -+ //printf("VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ ARL_VLAN_CMD_REG &= (~0x3f); -+ ARL_VLAN_CMD_REG |= (entry->vlan_index); -+ ARL_VLAN_CMD_REG |= (1 << 7); // read vlan table command -+ //printf("after read ARL_VLAN_CMD_REG: %x\n", ARL_VLAN_CMD_REG); -+ -+ // wait for vlan command complete -+ while(( (ARL_VLAN_CMD_REG >> 9) & 1) == 0) ; -+ -+ //printf("ARL_VLAN_CMD_REG: %x\n", ARL_VLAN_CMD_REG); -+ //printf("VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ -+ entry->valid = ((VLAN_CTRL0_REG >> 31) & 0x1); -+ entry->vid = ((VLAN_CTRL2_REG) & 0xfff); -+ entry->wan_side = ((VLAN_CTRL0_REG >> 30) & 0x1); -+ entry->etag_pmap = ((VLAN_CTRL0_REG >> 25) & 0x1f); -+ entry->mb_pmap = ((VLAN_CTRL0_REG >> 9) & 0x1f); -+ -+ entry->my_mac[0] = ((VLAN_CTRL1_REG >> 24) & 0xff); -+ entry->my_mac[1] = ((VLAN_CTRL1_REG >> 16) & 0xff); -+ entry->my_mac[2] = ((VLAN_CTRL1_REG >> 8) & 0xff); -+ entry->my_mac[3] = (VLAN_CTRL1_REG & 0xff); -+ -+ entry->my_mac[4] = ((VLAN_CTRL2_REG >> 24) & 0xff); -+ entry->my_mac[5] = ((VLAN_CTRL2_REG >> 16) & 0xff); -+ -+ return CAVM_OK; -+ -+} -+ -+ -+// add a entry in the vlan table -+static inline int cns3xxx_vlan_table_add(VLANTableEntry *entry) -+{ -+ VLAN_CTRL0_REG = 0; -+ VLAN_CTRL1_REG = 0; -+ VLAN_CTRL2_REG = 0; -+ -+#if 0 -+ printk("a [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ printk("a [kernel mode] VLAN_CTRL1_REG: %x\n", VLAN_CTRL1_REG); -+ printk("a [kernel mode] VLAN_CTRL2_REG: %x\n", VLAN_CTRL2_REG); -+#endif -+ -+ //printk("vlan_index: %x\n", entry->vlan_index); -+ VLAN_CTRL0_REG |= (entry->valid << 31); -+ //DEBUG_MSG(NORMAL_MSG, "1 [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ VLAN_CTRL0_REG |= (entry->wan_side << 30); -+ //DEBUG_MSG(NORMAL_MSG, "2 [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ //printk("entry->etag_pmap: %x\n", entry->etag_pmap); -+ VLAN_CTRL0_REG |= (entry->etag_pmap << 25); -+ //DEBUG_MSG(NORMAL_MSG, "3 [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ //printk("entry->mb_pmap: %x\n", entry->mb_pmap); -+ VLAN_CTRL0_REG |= (entry->mb_pmap << 9); -+ //DEBUG_MSG(NORMAL_MSG, "4 [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ //printk("bb [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ -+ //printf("vlan index: %d ## add VLAN_CTRL0_REG: %x\n", entry->vlan_index, VLAN_CTRL0_REG); -+ -+ -+ VLAN_CTRL1_REG |= (entry->my_mac[0] << 24); -+ VLAN_CTRL1_REG |= (entry->my_mac[1] << 16); -+ VLAN_CTRL1_REG |= (entry->my_mac[2] << 8); -+ VLAN_CTRL1_REG |= (entry->my_mac[3]); -+ -+ VLAN_CTRL2_REG |= (entry->my_mac[4] << 24); -+ VLAN_CTRL2_REG |= (entry->my_mac[5] << 16); -+ VLAN_CTRL2_REG |= entry->vid; -+ -+#if 0 -+ printk("b [kernel mode] VLAN_CTRL0_REG: %x\n", VLAN_CTRL0_REG); -+ printk("b [kernel mode] VLAN_CTRL1_REG: %x\n", VLAN_CTRL1_REG); -+ printk("b [kernel mode] VLAN_CTRL2_REG: %x\n", VLAN_CTRL2_REG); -+#endif -+ -+ ARL_VLAN_CMD_REG &= (~0x3f); -+ ARL_VLAN_CMD_REG |= (entry->vlan_index); -+ ARL_VLAN_CMD_REG |= (1 << 6); // write vlan table command -+ -+ -+ //printf("after write ARL_VLAN_CMD_REG: %x\n", ARL_VLAN_CMD_REG); -+ -+ // wait for vlan command complete -+ while(( (ARL_VLAN_CMD_REG >> 9) & 1) == 0) ; -+ -+ return CAVM_OK; -+} -+ -+static inline void print_arl_table_entry(ARLTableEntry *entry) -+{ -+ printk("vid: %d\n", entry->vid); -+ printk("pmap: %#x\n", entry->pmap); -+ printk("age_field: %d\n", entry->age_field); -+ printk("vlan_mac: %d\n", entry->vlan_mac); -+ printk("filter: %d\n", entry->filter); -+ printk("mac addr: %x:%x:%x:%x:%x:%x\n", entry->mac[0], entry->mac[1],entry->mac[2],entry->mac[3],entry->mac[4],entry->mac[5]); -+ -+} -+ -+ -+static inline int cns3xxx_arl_table_lookup(ARLTableEntry *entry) -+{ -+ ARL_CTRL0_REG = 0; -+ ARL_CTRL1_REG = 0; -+ ARL_CTRL2_REG = 0; -+ -+ ARL_CTRL0_REG |= (entry->vid << 16); -+ -+ ARL_CTRL1_REG |= (entry->mac[0] << 24); -+ ARL_CTRL1_REG |= (entry->mac[1] << 16); -+ ARL_CTRL1_REG |= (entry->mac[2] << 8); -+ ARL_CTRL1_REG |= entry->mac[3]; -+ -+ ARL_CTRL2_REG |= (entry->mac[4] << 24); -+ ARL_CTRL2_REG |= (entry->mac[5] << 16); -+ -+ ARL_VLAN_CMD_REG |= (1 << 18); // arl table lookup command -+ -+ // wait arl command complete -+ while(( (ARL_VLAN_CMD_REG >> 21) & 1) == 0); -+ -+ if (( (ARL_VLAN_CMD_REG >> 23) & 1)) { -+ // found -+ -+ entry->vid = ((ARL_CTRL0_REG >> 16) & 0xfff); -+ entry->pmap = ((ARL_CTRL0_REG >> 9) & 0x1f); -+ -+ entry->age_field = ((ARL_CTRL2_REG >> 4 ) & 0x7); -+ entry->vlan_mac = ((ARL_CTRL2_REG >> 1 ) & 0x1); -+ entry->filter = (ARL_CTRL2_REG & 0x1); -+ } else { -+ // not found -+ return CAVM_NOT_FOUND; -+ } -+#if 0 -+ printk("[kernel mode] ARL_VLAN_CMD_REG : %#x\n", ARL_VLAN_CMD_REG); -+ printk("[kernel mode] ARL_CTRL0_REG : %#x\n", ARL_CTRL0_REG); -+ printk("[kernel mode] ARL_CTRL1_REG : %#x\n", ARL_CTRL1_REG); -+ printk("[kernel mode] ARL_CTRL2_REG : %#x\n", ARL_CTRL2_REG); -+#endif -+ -+ return CAVM_FOUND; -+} -+ -+static inline int cns3xxx_arl_table_search_again(ARLTableEntry *entry) -+{ -+ ARL_CTRL0_REG = 0; -+ ARL_CTRL1_REG = 0; -+ ARL_CTRL2_REG = 0; -+ -+ ARL_VLAN_CMD_REG |= (1 << 17); // arl table search again command -+ -+ // wait arl command complete -+ while(( (ARL_VLAN_CMD_REG >> 21) & 1) == 0); -+ -+ if ((ARL_VLAN_CMD_REG >> 23) & 1) { -+ -+ // found -+ #if 0 -+ printk("[kernel mode] ARL_VLAN_CMD_REG : %#x\n", ARL_VLAN_CMD_REG); -+ printk("[kernel mode] ARL_CTRL0_REG : %#x\n", ARL_CTRL0_REG); -+ printk("[kernel mode] ARL_CTRL1_REG : %#x\n", ARL_CTRL1_REG); -+ printk("[kernel mode] ARL_CTRL2_REG : %#x\n", ARL_CTRL2_REG); -+ #endif -+ entry->vid = ((ARL_CTRL0_REG >> 16) & 0xfff); -+ entry->pmap = ((ARL_CTRL0_REG >> 9) & 0x1f); -+ -+ entry->age_field = ((ARL_CTRL2_REG >> 4 ) & 0x7); -+ entry->vlan_mac = ((ARL_CTRL2_REG >> 1 ) & 0x1); -+ entry->filter = (ARL_CTRL2_REG & 0x1); -+ -+ entry->mac[0] = (ARL_CTRL1_REG >> 24); -+ entry->mac[1] = (ARL_CTRL1_REG >> 16); -+ entry->mac[2] = (ARL_CTRL1_REG >> 8); -+ entry->mac[3] = ARL_CTRL1_REG; -+ -+ entry->mac[4] = (ARL_CTRL2_REG >> 24); -+ entry->mac[5] = (ARL_CTRL2_REG >> 16); -+ -+ return CAVM_FOUND; -+ } else { -+ // not found -+ return CAVM_NOT_FOUND; -+ } -+} -+ -+static inline int cns3xxx_is_arl_table_end(void) -+{ -+ ARL_CTRL0_REG = 0; -+ ARL_CTRL1_REG = 0; -+ ARL_CTRL2_REG = 0; -+ -+ if (( (ARL_VLAN_CMD_REG >> 22) & 1)) { // search to table end -+ return CAVM_OK; -+ } else { -+ return CAVM_ERR; -+ } -+} -+ -+static inline int cns3xxx_arl_table_search(ARLTableEntry *entry) -+{ -+ ARL_CTRL0_REG = 0; -+ ARL_CTRL1_REG = 0; -+ ARL_CTRL2_REG = 0; -+ -+#if 0 -+ ARL_CTRL0_REG |= (entry->vid << 16); -+ -+ ARL_CTRL1_REG |= (entry->mac[0] << 24); -+ ARL_CTRL1_REG |= (entry->mac[1] << 16); -+ ARL_CTRL1_REG |= (entry->mac[2] << 8); -+ ARL_CTRL1_REG |= entry->mac[3]; -+ -+ ARL_CTRL2_REG |= (entry->mac[4] << 24); -+ ARL_CTRL2_REG |= (entry->mac[5] << 16); -+#endif -+ ARL_VLAN_CMD_REG |= (1 << 16); // arl table search start command -+ -+ // wait arl command complete -+ while(( (ARL_VLAN_CMD_REG >> 21) & 1) == 0); -+ -+ if (((ARL_VLAN_CMD_REG >> 23) & 1)) { -+ // found -+ #if 0 -+ printk("[kernel mode] ARL_VLAN_CMD_REG : %#x\n", ARL_VLAN_CMD_REG); -+ printk("[kernel mode] ARL_CTRL0_REG : %#x\n", ARL_CTRL0_REG); -+ printk("[kernel mode] ARL_CTRL1_REG : %#x\n", ARL_CTRL1_REG); -+ printk("[kernel mode] ARL_CTRL2_REG : %#x\n", ARL_CTRL2_REG); -+ #endif -+ entry->vid = ((ARL_CTRL0_REG >> 16) & 0xfff); -+ entry->pmap = ((ARL_CTRL0_REG >> 9) & 0x1f); -+ -+ entry->age_field = ((ARL_CTRL2_REG >> 4 ) & 0x7); -+ entry->vlan_mac = ((ARL_CTRL2_REG >> 1 ) & 0x1); -+ entry->filter = (ARL_CTRL2_REG & 0x1); -+ -+ entry->mac[0] = (ARL_CTRL1_REG >> 24); -+ entry->mac[1] = (ARL_CTRL1_REG >> 16); -+ entry->mac[2] = (ARL_CTRL1_REG >> 8); -+ entry->mac[3] = ARL_CTRL1_REG; -+ -+ entry->mac[4] = (ARL_CTRL2_REG >> 24); -+ entry->mac[5] = (ARL_CTRL2_REG >> 16); -+ -+ return CAVM_FOUND; -+ } else { -+ // not found -+ return CAVM_NOT_FOUND; -+ } -+} -+ -+ -+// flush all age out entries except static entries -+static inline int cns3xxx_arl_table_flush(void) -+{ -+ ARL_VLAN_CMD_REG |= (1 << 20); // flush arl table command -+ -+ // wait arl command complete -+ while(( (ARL_VLAN_CMD_REG >> 21) & 1) == 0); -+ -+ -+ return CAVM_OK; -+} -+ -+ -+// add a entry in the arl table -+static inline int cns3xxx_arl_table_add(ARLTableEntry *entry) -+{ -+ ARL_CTRL0_REG = 0; -+ ARL_CTRL1_REG = 0; -+ ARL_CTRL2_REG = 0; -+ -+ entry->age_field = 7; // static entry -+ ARL_CTRL0_REG |= (entry->vid << 16); -+ ARL_CTRL0_REG |= (entry->pmap << 9); -+ -+ ARL_CTRL1_REG |= (entry->mac[0] << 24); -+ ARL_CTRL1_REG |= (entry->mac[1] << 16); -+ ARL_CTRL1_REG |= (entry->mac[2] << 8); -+ ARL_CTRL1_REG |= entry->mac[3]; -+ -+ ARL_CTRL2_REG |= (entry->mac[4] << 24); -+ ARL_CTRL2_REG |= (entry->mac[5] << 16); -+ -+ ARL_CTRL2_REG |= (entry->age_field << 4); -+ ARL_CTRL2_REG |= (entry->vlan_mac << 1); -+ ARL_CTRL2_REG |= (entry->filter); -+ -+ //printk("entry->age_field: %d\n", entry->age_field); -+ //printk("ARL_CTRL2_REG: %x\n", ARL_CTRL2_REG); -+ -+ ARL_VLAN_CMD_REG |= (1 << 19); // arl table write command -+ -+ // wait arl command complete -+ while(( (ARL_VLAN_CMD_REG >> 21) & 1) == 0); -+ -+ return CAVM_OK; -+} -+ -+// invalid a entry in the arl table -+static inline int cns3xxx_arl_table_invalid(ARLTableEntry *entry) -+{ -+ entry->age_field = 0; // invalid -+ return cns3xxx_arl_table_add(entry); -+} -+ -+// port: -+// 0 : mac port0 -+// 1 : mac port1 -+// 2 : mac port2 -+// 3 : cpu port -+static inline void cns3xxx_set_pvid(u8 port, u16 pvid) -+{ -+ switch (port) -+ { -+ case 0: -+ { -+ MAC1_MAC0_PVID_REG &= (~0x0fff); -+ MAC1_MAC0_PVID_REG |= pvid; -+ break; -+ } -+ case 1: -+ { -+ MAC1_MAC0_PVID_REG &= (~(0x0fff << 16)); -+ MAC1_MAC0_PVID_REG |= (pvid << 16); -+ break; -+ } -+ case 2: -+ { -+ MAC2_CPU_PVID_REG &= (~(0x0fff << 16)); -+ MAC2_CPU_PVID_REG |= (pvid << 16); -+ break; -+ } -+ case 3: // cpu port -+ { -+ MAC2_CPU_PVID_REG &= (~0x0fff); -+ MAC2_CPU_PVID_REG |= pvid; -+ break; -+ } -+ } -+ -+ -+} -+ -+static inline u16 cns3xxx_get_pvid(u8 port) -+{ -+ // 0, 1, 2, cpu port -+ u16 port_offset[]={0x9c, 0x9c, 0xa0, 0xa0}; -+ // 0, 1, 2, cpu port -+ u16 port_shift[]={0, 16, 16, 0}; -+ -+ return ((SWITCH_REG_VALUE(port_offset[port]) >> port_shift[port]) & 0xfff); -+} -+ -+// which : 0 or 1 -+// enable: 0 or 1 -+static inline int enable_rx_dma(u8 which, u8 enable) -+{ -+ if (which == 0 ) { -+ FS_DMA_CTRL0_REG = enable; -+ } else if (which == 1 ) { -+ FS_DMA_CTRL1_REG = enable; -+ } else { -+ return CAVM_ERR; -+ } -+ return CAVM_OK; -+} -+ -+ -+// which : 0 or 1 -+// enable: 0 or 1 -+static inline int enable_tx_dma(u8 which, u8 enable) -+{ -+ if (which == 0 ) { -+ TS_DMA_CTRL0_REG = enable; -+ } else if (which == 1 ) { -+ TS_DMA_CTRL1_REG = enable; -+ } else { -+ return CAVM_ERR; -+ } -+ return CAVM_OK; -+} -+ -+#define DUMP_TX_DESC_PROC(tx_desc, page, num) \ -+{ \ -+ num += sprintf(page + num,"sdp: %x\n", tx_desc->sdp); \ -+ num += sprintf(page + num,"sdl: %d\n", tx_desc->sdl); \ -+ num += sprintf(page + num,"tco: %d\n", tx_desc->tco); \ -+ num += sprintf(page + num,"uco: %d\n", tx_desc->uco); \ -+ num += sprintf(page + num,"ico: %d\n", tx_desc->ico); \ -+ num += sprintf(page + num,"pri: %d\n", tx_desc->pri); \ -+ num += sprintf(page + num,"fp: %d\n", tx_desc->fp); \ -+ num += sprintf(page + num,"fr: %d\n", tx_desc->fr); \ -+ num += sprintf(page + num,"interrupt: %d\n", tx_desc->interrupt); \ -+ num += sprintf(page + num,"lsd: %d\n", tx_desc->lsd); \ -+ num += sprintf(page + num,"fsd: %d\n", tx_desc->fsd); \ -+ num += sprintf(page + num,"eor: %d\n", tx_desc->eor); \ -+ num += sprintf(page + num,"cown: %d\n", tx_desc->cown); \ -+ \ -+ num += sprintf(page + num,"ctv: %d\n", tx_desc->ctv); \ -+ num += sprintf(page + num,"stv: %d\n", tx_desc->stv); \ -+ num += sprintf(page + num,"sid: %d\n", tx_desc->sid); \ -+ num += sprintf(page + num,"inss: %d\n", tx_desc->inss); \ -+ num += sprintf(page + num,"dels: %d\n", tx_desc->dels); \ -+ num += sprintf(page + num,"pmap: %d\n", tx_desc->pmap); \ -+ num += sprintf(page + num,"mark: %d\n", tx_desc->mark); \ -+ num += sprintf(page + num,"ewan: %d\n", tx_desc->ewan); \ -+ num += sprintf(page + num,"fewan: %d\n", tx_desc->fewan); \ -+ \ -+ num += sprintf(page + num,"c_vid: %d\n", tx_desc->c_vid); \ -+ num += sprintf(page + num,"c_cfs: %d\n", tx_desc->c_cfs); \ -+ num += sprintf(page + num,"c_pri: %d\n", tx_desc->c_pri); \ -+ num += sprintf(page + num,"s_vid: %d\n", tx_desc->s_vid); \ -+ num += sprintf(page + num,"s_dei: %d\n", tx_desc->s_dei); \ -+ num += sprintf(page + num,"s_pri: %d\n", tx_desc->s_pri); \ -+} -+ -+static inline void dump_tx_desc(TXDesc volatile *tx_desc) -+{ -+ printk("sdp: %x\n", tx_desc->sdp); -+ printk("sdl: %d\n", tx_desc->sdl); -+ printk("tco: %d\n", tx_desc->tco); -+ printk("uco: %d\n", tx_desc->uco); -+ printk("ico: %d\n", tx_desc->ico); -+ printk("pri: %d\n", tx_desc->pri); -+ printk("fp: %d\n", tx_desc->fp); -+ printk("fr: %d\n", tx_desc->fr); -+ printk("interrupt: %d\n", tx_desc->interrupt); -+ printk("lsd: %d\n", tx_desc->lsd); -+ printk("fsd: %d\n", tx_desc->fsd); -+ printk("eor: %d\n", tx_desc->eor); -+ printk("cown: %d\n", tx_desc->cown); -+ -+ printk("ctv: %d\n", tx_desc->ctv); -+ printk("stv: %d\n", tx_desc->stv); -+ printk("sid: %d\n", tx_desc->sid); -+ printk("inss: %d\n", tx_desc->inss); -+ printk("dels: %d\n", tx_desc->dels); -+ printk("pmap: %d\n", tx_desc->pmap); -+ printk("mark: %d\n", tx_desc->mark); -+ printk("ewan: %d\n", tx_desc->ewan); -+ printk("fewan: %d\n", tx_desc->fewan); -+ -+ printk("c_vid: %d\n", tx_desc->c_vid); -+ printk("c_cfs: %d\n", tx_desc->c_cfs); -+ printk("c_pri: %d\n", tx_desc->c_pri); -+ printk("s_vid: %d\n", tx_desc->s_vid); -+ printk("s_dei: %d\n", tx_desc->s_dei); -+ printk("s_pri: %d\n", tx_desc->s_pri); -+} -+ -+static inline void dump_rx_desc(RXDesc volatile *rx_desc) -+{ -+ -+ printk("rx_desc: %p\n", rx_desc); -+ //printk("rx_desc: %p ## cown: %d\n", rx_desc, rx_desc->cown); -+ //printk("rx_desc phy addr : %x\n", (u32)page_to_dma(NULL, rx_desc) ); -+#if 0 -+ int i=0; -+ for (i=0; i < 8 ; ++4) { -+ u32 rx_desc_data = *((u32 *)(rx_desc+i)); -+ printk("%d: %#x\n", i, rx_desc_data); -+ } -+#endif -+ -+ printk("sdp: %x\n", rx_desc->sdp); -+ -+ printk("sdl: %d\n", rx_desc->sdl); -+#if 1 -+ printk("l4f: %d\n", rx_desc->l4f); -+ printk("ipf: %d\n", rx_desc->ipf); -+ printk("prot: %d\n", rx_desc->prot); -+ printk("hr: %d\n", rx_desc->hr); -+ printk("lsd: %d\n", rx_desc->lsd); -+ printk("fsd: %d\n", rx_desc->fsd); -+ printk("eor: %d\n", rx_desc->eor); -+#endif -+ printk("cown: %d\n", rx_desc->cown); -+ -+#if 1 -+ printk("ctv: %d\n", rx_desc->ctv); -+ printk("stv: %d\n", rx_desc->stv); -+ printk("unv: %d\n", rx_desc->unv); -+ printk("iwan: %d\n", rx_desc->iwan); -+ printk("exdv: %d\n", rx_desc->exdv); -+ printk("sp: %d\n", rx_desc->sp); -+ printk("crc_err: %d\n", rx_desc->crc_err); -+ printk("un_eth: %d\n", rx_desc->un_eth); -+ printk("tc: %d\n", rx_desc->tc); -+ printk("ip_offset: %d\n", rx_desc->ip_offset); -+ -+ printk("c_vid: %d\n", rx_desc->c_vid); -+ printk("c_cfs: %d\n", rx_desc->c_cfs); -+ printk("c_pri: %d\n", rx_desc->c_pri); -+ printk("s_vid: %d\n", rx_desc->s_vid); -+ printk("s_dei: %d\n", rx_desc->s_dei); -+ printk("s_pri: %d\n", rx_desc->s_pri); -+#endif -+} -+ -+static inline void dump_all_rx_ring(const RXRing *rx_ring, u8 r_index) -+{ -+ int i=0; -+ -+ RXBuffer volatile *rx_buf = get_rx_ring_head(rx_ring); -+ -+ printk("all rx ring: %d\n", r_index); -+ for (i=0 ; i < get_rx_ring_size(rx_ring) ; ++i) { -+ printk("%d ## rx_buf: %p ## rx_buf->rx_desc: %p\n", i, rx_buf, rx_buf->rx_desc); -+ dump_rx_desc(rx_buf->rx_desc); -+ ++rx_buf; -+ } -+} -+ -+static inline void rx_dma_suspend(u8 enable) -+{ -+#if 1 -+ DMA_AUTO_POLL_CFG_REG &= (~0x00000001); -+ if (enable == 1) -+ DMA_AUTO_POLL_CFG_REG |= 1; -+#endif -+} -+ -+ -+// clear: 0 normal -+// clear: 1 clear -+static inline void clear_fs_dma_state(u8 clear) -+{ -+ DMA_RING_CTRL_REG &= (~(1 << 31)); -+ if (clear==1) { -+ DMA_RING_CTRL_REG |= (1 << 31); -+ } -+} -+ -+// enable: 1 -> IVL -+// enable: 0 -> SVL -+static inline void cns3xxx_ivl(u8 enable) -+{ -+ // SVL -+ MAC_GLOB_CFG_REG &= (~(0x1 << 7)); -+ if (enable == 1) -+ MAC_GLOB_CFG_REG |= (0x1 << 7); -+} -+ -+static inline void cns3xxx_nic_mode(u8 enable) -+{ -+ VLAN_CFG &= (~(1<<15)); -+ if (enable == 1) -+ VLAN_CFG |= (1<<15); -+} -+ -+ -+void gic_mask_irq(unsigned int irq); -+void gic_unmask_irq(unsigned int irq); -+extern void __iomem *gic_cpu_base_addr; -+ -+ -+static inline void cns3xxx_disable_irq(u32 irq) -+{ -+#ifdef CONFIG_SMP -+ disable_irq_nosync(irq); -+#else -+ disable_irq(irq); -+#endif -+ //gic_mask_irq(irq); -+} -+ -+static inline void cns3xxx_enable_irq(u32 irq) -+{ -+ enable_irq(irq); -+ //gic_unmask_irq(irq); -+} -+ -+static inline int cns3xxx_get_tx_hw_index(u8 ring_index) -+{ -+ if (ring_index == 0) { -+ return (TS_DESC_PTR0_REG - TS_DESC_BASE_ADDR0_REG) / sizeof (TXDesc); -+ } else if (ring_index == 1) { -+ return (TS_DESC_PTR1_REG - TS_DESC_BASE_ADDR1_REG) / sizeof (TXDesc); -+ } else { -+ return CAVM_ERR; -+ } -+} -+ -+static inline TXBuffer* get_tx_buffer_by_index(TXRing *tx_ring, int i) -+{ -+ int index = i; -+ -+ index = ((index + get_tx_ring_size(tx_ring) )% get_tx_ring_size(tx_ring)); -+ -+ return tx_ring->head + index; -+} -+ -+static inline int cns3xxx_is_untag_packet(const RXDesc *rx_desc) -+{ -+ return rx_desc->crc_err; -+} -+ -+ -+#ifdef CONFIG_SWITCH_BIG_ENDIAN -+static inline void swap_rx_desc(RXDesc *org_desc, RXDesc *new_desc) -+{ -+ int i=0; -+ void *org_p = org_desc; -+ void *new_p = new_desc; -+ -+ for (i=0; i < 16 ; i+=4) { -+ u32 rx_desc_data = 0; -+ u32 swab_rx_desc_data = 0; -+ -+ rx_desc_data = *((volatile u32 *)(org_p+i)); -+ swab_rx_desc_data = ___swab32(rx_desc_data); -+ -+ *((volatile u32 *)(new_p+i)) = swab_rx_desc_data; -+ } -+} -+ -+static inline void swap_tx_desc(TXDesc *org_desc, TXDesc *new_desc) -+{ -+ int i=0; -+ void *org_p = org_desc; -+ void *new_p = new_desc; -+ -+ for (i=0; i < 16 ; i+=4) { -+ u32 desc_data = *((volatile u32 *)(org_p+i)); -+ u32 swab_desc_data = ___swab32(desc_data); -+ -+ *((volatile u32 *)(new_p+i)) = swab_desc_data; -+ } -+} -+ -+#endif -+ -+ -+static inline int cns3xxx_min_mtu(void) -+{ -+ return 64; -+} -+ -+static inline int cns3xxx_max_mtu(void) -+{ -+ int max_len[]={1518, 1522, 1536, 9600}; -+ -+ return max_len[((PHY_AUTO_ADDR_REG >> 30) & 0x3)]; -+} -+ -+#endif // CNS3XXX_TOOL_H ---- /dev/null -+++ b/drivers/net/cns3xxx/fpga.h -@@ -0,0 +1,306 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+// This macro or function divide two part, -+// one is initial state, another is in netdev open (ifconfig up) function. -+ -+#ifndef FPGA_H -+#define FPGA_H -+ -+#include <linux/types.h> -+ -+#include "cns3xxx_config.h" -+#include "cns3xxx_phy.h" -+ -+//#define FGPA -+ -+ -+#ifdef CONFIG_FPGA -+// init phy or switch chip -+#define INIT_PORT0_PHY cns3xxx_config_VSC8601(0,0); -+#define INIT_PORT1_PHY cns3xxx_config_VSC8601(1,1); -+#define INIT_PORT2_PHY icp_101a_init(2, 2); -+//#define INIT_PORT1_PHY -+ -+// configure mac0/mac1 register -+#define INIT_PORT0_MAC -+#define INIT_PORT1_MAC -+#define INIT_PORT2_MAC -+//#define INIT_PORT1_MAC -+ -+#define PORT0_LINK_DOWN vsc8601_power_down(0, 1); -+#define PORT0_LINK_UP vsc8601_power_down(0, 0); -+ -+#define PORT1_LINK_DOWN vsc8601_power_down(1, 1); -+#define PORT1_LINK_UP vsc8601_power_down(1, 0); -+ -+#define PORT2_LINK_DOWN cns3xxx_std_phy_power_down(2, 1); -+#define PORT2_LINK_UP cns3xxx_std_phy_power_down(2, 0); -+ -+ -+ -+#define MODEL "VEGA FPGA" -+ -+static int rc_port0 = 0; // rc means reference counting, determine port open/close. -+ -+ -+// enable port -+// link down -+static inline void open_port0(void) -+{ -+ if (rc_port0 == 0) { -+ enable_port(0, 1); -+ PRINT_INFO("open mac port 0\n"); -+ // link up -+ PORT0_LINK_UP -+ } else { -+ PRINT_INFO("port 0 already open\n");\ -+ } -+ ++rc_port0; -+} -+ -+static inline void close_port0(void) -+{ -+ --rc_port0; -+ if (rc_port0 == 0) { -+ // link down -+ PORT0_LINK_DOWN -+ enable_port(0, 0); -+ PRINT_INFO("close mac port 0\n");\ -+ } -+} -+ -+static inline void open_port1(void) -+{ -+ -+ enable_port(1, 1); -+ PRINT_INFO("open mac port 1\n"); -+ // link up -+ PORT1_LINK_UP -+} -+ -+static inline void close_port1(void) -+{ -+ enable_port(1, 0); -+ PRINT_INFO("close mac port 1\n"); -+ // link down -+ PORT1_LINK_DOWN -+} -+ -+static inline void open_port2(void) -+{ -+ -+ enable_port(2, 1); -+ PRINT_INFO("open mac port 2\n"); -+ // link up -+ PORT2_LINK_UP -+} -+ -+static inline void close_port2(void) -+{ -+ enable_port(2, 0); -+ PRINT_INFO("close mac port 2\n"); -+ // link down -+ PORT2_LINK_DOWN -+} -+ -+static u8 my_vlan0_mac[] = {0x00, 0x11, 0x22, 0x33, 0x55, 0x00}; -+static u8 my_vlan1_mac[] = {0x00, 0x11, 0x22, 0x33, 0x55, 0x11}; -+static u8 my_vlan2_mac[] = {0x00, 0x11, 0xbb, 0xcc, 0xdd, 0x70}; -+static u8 my_vlan3_mac[] = {0x00, 0x11, 0xbb, 0xcc, 0xdd, 0x80}; -+ -+ -+ -+ -+// CNS3XXX_NIC_MODE_8021Q, CNS3XXX_NON_NIC_MODE_8021Q, CNS3XXX_VLAN_BASE_MODE and -+// CNS3XXX_PORT_BASE_MODE, only one macro can be defined -+ -+#ifdef CNS3XXX_VLAN_8021Q -+ #ifndef CNS3XXX_NIC_MODE_8021Q -+ #define CNS3XXX_NON_NIC_MODE_8021Q -+ #endif -+#else -+ //#define CNS3XXX_VLAN_BASE_MODE -+ #define CNS3XXX_PORT_BASE_MODE -+#endif -+ -+#ifdef CNS3XXX_PORT_BASE_MODE -+ -+#define PORT0_PVID 0x1 -+#define PORT1_PVID 0x2 -+#define PORT2_PVID 3 -+#define CPU_PVID 5 -+ -+#define CONFIG_CNS3XXX_PORT_BASE -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac; -+ //{0, 1, 1, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {1, 1, PORT0_PVID, 0, 0, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, 0, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, 0, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+ //{2, 1, 4, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}, // for cpu -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ //{CPU_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+ //{PORT0_PVID, MAC_PORT0_PMAP, my_vlan8_mac, 7, 0, 0}, -+ //{PORT0_PVID, MAC_PORT0_PMAP, my_vlan9_mac, 7, 0, 0}, -+ //{CPU_PVID, 0x4, my_vlan2_mac, 7, 1, 0}, -+ //{CPU_PVID, MAC_PORT2_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+static NetDevicePriv net_device_prive[]= { -+ /* pmap, is_wan, s-tag, vlan_tag or pvid, rx_func_ptr, tx_func_ptr, open_ptr, close_ptr, which port, mac, VLANTableEntry, ARLTableEntry, NICSetting, netdev s-tag, name */ -+ {MAC_PORT0_PMAP, 0, 1, PORT0_NETDEV_INDEX, rx_port_base, tx_port_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 2, PORT1_NETDEV_INDEX, rx_port_base, tx_port_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_NETDEV_INDEX, rx_port_base, tx_port_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+ -+#endif -+ -+#ifdef CNS3XXX_NON_NIC_MODE_8021Q -+//#error "8021Q" -+#define PORT0_PVID 50 -+#define PORT1_PVID 60 -+#define PORT2_PVID 70 -+#define CPU_PVID 80 -+ -+#define CONFIG_CNS3XXX_PORT_BASE -+//#define CONFIG_CNS3XXX_VLAN_BASE -+//#define CONFIG_HAVE_VLAN_TAG -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; // for cpu -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac;C_PORT2_PMAP -+ {1, 1, PORT0_PVID, 0, CPU_PORT_PMAP, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, CPU_PORT_PMAP, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 0, CPU_PORT_PMAP, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+ -+// if used 8021Q, use PORT0_NETDEV_INDEX, don't use VID -+static NetDevicePriv net_device_prive[]= { -+ {MAC_PORT0_PMAP, 0, 1, PORT0_NETDEV_INDEX, rx_port_base, tx_port_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 0, PORT1_NETDEV_INDEX, rx_port_base, tx_port_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_NETDEV_INDEX, rx_port_base, tx_port_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+#endif -+ -+ -+ -+#ifdef CNS3XXX_NIC_MODE_8021Q -+//#error "8021Q" -+#define PORT0_PVID 1 -+#define PORT1_PVID 2 -+#define PORT2_PVID 9 -+#define CPU_PVID 5 -+ -+#define CONFIG_CNS3XXX_PORT_BASE -+//#define CONFIG_CNS3XXX_VLAN_BASE -+//#define CONFIG_HAVE_VLAN_TAG -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; // for cpu -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac;C_PORT2_PMAP -+ {1, 1, PORT0_PVID, 1, MAC_PORT0_PMAP|CPU_PORT_PMAP, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, MAC_PORT1_PMAP|CPU_PORT_PMAP, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, MAC_PORT2_PMAP|CPU_PORT_PMAP, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+ -+// if used 8021Q, use PORT0_NETDEV_INDEX, don't use VID -+static NetDevicePriv net_device_prive[]= { -+ {MAC_PORT0_PMAP, 0, 1, PORT0_NETDEV_INDEX, rx_port_base, tx_port_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 0, PORT1_NETDEV_INDEX, rx_port_base, tx_port_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_NETDEV_INDEX, rx_port_base, tx_port_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+#endif -+ -+#ifdef CNS3XXX_VLAN_BASE_MODE -+//#error "vlan_base" -+// vlan configuration -+ -+#define PORT0_PVID 1 -+#define PORT1_PVID 2 -+#define PORT2_PVID 3 -+#define CPU_PVID 5 -+#define CONFIG_CNS3XXX_VLAN_BASE -+#define CONFIG_HAVE_VLAN_TAG -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; // for cpu -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac; -+ {1, 1, PORT0_PVID, 0, MAC_PORT0_PMAP | CPU_PORT_PMAP, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, MAC_PORT1_PMAP | CPU_PORT_PMAP, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, MAC_PORT2_PMAP | CPU_PORT_PMAP, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+static NetDevicePriv net_device_prive[]= { -+ /* pmap, is_wan, gid, vlan_tag or pvid, rx_func_ptr, tx_func_ptr, open_ptr, close_ptr, which port, mac, VLANTableEntry, ARLTableEntry, NICSetting, netdev name */ -+ {MAC_PORT0_PMAP, 0, 1, PORT0_PVID, rx_port_base, tx_vlan_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 0, PORT1_PVID, rx_port_base, tx_vlan_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_PVID, rx_port_base, tx_vlan_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+#endif -+ -+#endif // CONFIG_FPGA -+#endif // FPGA_H ---- /dev/null -+++ b/drivers/net/cns3xxx/Kconfig -@@ -0,0 +1,58 @@ -+menu "CNS3XXX Gigabit Switch Support" -+ depends on ARCH_CNS3XXX -+ -+config CNS3XXX_GSW -+ tristate "CNS3XXX Gigabit Switch Driver Support" -+ help -+ CNS3XXX Gigabit Switch. -+ -+config CNS3XXX_SPPE -+ bool "CNS3XXX Smart PPE(Packet Processing Engine) Support" -+ depends on CNS3XXX_GSW -+ help -+ PPE(Packet Processing Engine) is a hardware accelerator hook on a port of -+ CNS3XXX Gigabit Switch. -+ -+ This option is used for Smart PPE hook. -+ -+ Say Y if you want to enable Smart PPE function. -+ -+config CNS3XXX_HCIE_TEST -+ bool "CNS3XXX HCIE(Hardware Content Inspection Engine) Support" -+# depends on CNS3XXX_GSW -+ help -+ HCIE is patent-protected layer-7 packet processing engine. -+ -+ This option is used for fundamental HCIE functional test . -+ Say Y if you want to do HCIE functional test. -+ -+ -+#config CNS3XXX_SHNAT_PCI_FASTPATH -+# bool "FastPath(From PCI to WAN) Support" -+# depends on CNS3XXX_SHNAT -+# help -+# Add FastPath Support for Smart HNAT. -+ -+comment "NOTE: 'Validation Board' depends on" -+comment "GPIO_CNS3XXX and SPI_CNS3XXX" -+choice -+ prompt "CNS3XXX Board" -+ depends on CNS3XXX_GSW -+ default FPGA -+ -+config FPGA -+ bool "Fpga" -+ -+config VB -+ bool "Validation Board" -+ help -+ MAC0 and MAC1 connect to BCM53115M. It need enable CNS3XXX SPI and CNS3XXX GPIO option. -+ MAC2 use ICPLUS IP1001 phy. -+ -+#config LEO -+# bool "Leo" -+ -+endchoice -+ -+endmenu -+ ---- /dev/null -+++ b/drivers/net/cns3xxx/Makefile -@@ -0,0 +1,41 @@ -+################################################################################ -+# -+# -+# Copyright (c) 2008 Cavium Networks -+# -+# This program is free software; you can redistribute it and/or modify it -+# under the terms of the GNU General Public License as published by the Free -+# Software Foundation; either version 2 of the License, or (at your option) -+# any later version. -+# -+# This program is distributed in the hope that it will be useful, but WITHOUT -+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+# more details. -+# -+# You should have received a copy of the GNU General Public License along with -+# this program; if not, write to the Free Software Foundation, Inc., 59 -+# Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+# -+# The full GNU General Public License is included in this distribution in the -+# file called LICENSE. -+# -+# Contact Information: -+# Star semiconduction Linux Support <support@starsemi.com> -+# -+################################################################################ -+ -+# -+# Makefile for the Star GSW ethernet driver -+# -+ -+#obj-y := -+#obj-m := -+ -+obj-$(CONFIG_CNS3XXX_GSW) += cns3xxx.o -+cns3xxx-objs := cns3xxx_phy.o cns3xxx_main.o cns3xxx_ethtool.o -+obj-$(CONFIG_CNS3XXX_SPPE) += cns3xxx_sppe_hook.o -+#endif -+#vega_main.o -+ -+#include $(TOPDIR)/Rules.make ---- /dev/null -+++ b/drivers/net/cns3xxx/vb.h -@@ -0,0 +1,328 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2009 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ ********************************************************************************/ -+ -+// This macro or function divide two part, -+// one is initial state, another is in netdev open (ifconfig up) function. -+ -+#ifndef VB_H -+#define VB_H -+ -+#include <linux/types.h> -+ -+#include "cns3xxx_config.h" -+#include "cns3xxx_phy.h" -+ -+#ifdef CONFIG_VB -+// init phy or switch chip -+#define INIT_PORT0_PHY cns3xxx_config_VSC8601(0, 0); -+#define INIT_PORT1_PHY cns3xxx_config_VSC8601(1, 1); -+#define INIT_PORT2_PHY -+//#define INIT_PORT1_PHY -+ -+// configure mac0/mac1 register -+#define INIT_PORT0_MAC -+#define INIT_PORT1_MAC -+#define INIT_PORT2_MAC -+//#define INIT_PORT1_MAC -+ -+#define PORT0_LINK_DOWN cns3xxx_std_phy_power_down(0, 1); -+#define PORT0_LINK_UP cns3xxx_std_phy_power_down(0, 0); -+ -+#define PORT1_LINK_DOWN cns3xxx_std_phy_power_down(1, 1); -+#define PORT1_LINK_UP cns3xxx_std_phy_power_down(1, 0); -+ -+#define PORT2_LINK_DOWN -+#define PORT2_LINK_UP -+ -+#define MODEL "CNS3XXX validation board" -+ -+static int rc_port0 = 0; // rc means reference counting, determine port open/close. -+ -+#define PRINT_INFO printk -+ -+// enable port -+// link down -+static inline void open_port0(void) -+{ -+ if (rc_port0 == 0) { -+ enable_port(0, 1); -+ // link up -+ PORT0_LINK_UP -+ } -+ ++rc_port0; -+} -+ -+static inline void close_port0(void) -+{ -+ --rc_port0; -+ if (rc_port0 == 0) { -+ // link down -+ PORT0_LINK_DOWN -+ enable_port(0, 0); -+ } -+} -+ -+static inline void open_port1(void) -+{ -+ -+ enable_port(1, 1); -+ // link up -+ PORT1_LINK_UP -+} -+ -+static inline void close_port1(void) -+{ -+ enable_port(1, 0); -+ // link down -+ PORT1_LINK_DOWN -+} -+ -+static inline void open_port2(void) -+{ -+ -+ enable_port(2, 1); -+ // link up -+ PORT2_LINK_UP -+} -+ -+static inline void close_port2(void) -+{ -+ enable_port(2, 0); -+ // link down -+ PORT2_LINK_DOWN -+} -+ -+#if defined (CONFIG_CNS3XXX_SPPE) -+/* only for PPE PCI-to-WAN fast path */ -+static int fp_ref_cnt = 0; -+static inline void open_fp(void) -+{ -+ if (!fp_ref_cnt) { -+ fp_ref_cnt++; -+ } -+} -+ -+static inline void close_fp(void) -+{ -+ if (fp_ref_cnt) { -+ fp_ref_cnt--; -+ } -+} -+#endif -+ -+static u8 my_vlan0_mac[] = {0x00, 0x11, 0x22, 0x33, 0x55, 0x00}; -+static u8 my_vlan1_mac[] = {0x00, 0x11, 0x22, 0x33, 0x55, 0x11}; -+static u8 my_vlan2_mac[] = {0x00, 0x11, 0xbb, 0xcc, 0xdd, 0x70}; -+static u8 my_vlan3_mac[] = {0x00, 0x11, 0xbb, 0xcc, 0xdd, 0x80}; -+ -+ -+ -+ -+// CNS3XXX_NIC_MODE_8021Q, CNS3XXX_NON_NIC_MODE_8021Q, CNS3XXX_VLAN_BASE_MODE and -+// CNS3XXX_PORT_BASE_MODE, only one macro can be defined -+ -+#ifdef CNS3XXX_VLAN_8021Q -+ #define CNS3XXX_NIC_MODE_8021Q -+ #ifndef CNS3XXX_NIC_MODE_8021Q -+ #define CNS3XXX_NON_NIC_MODE_8021Q -+ #endif -+#else -+ //#define CNS3XXX_VLAN_BASE_MODE -+ #define CNS3XXX_PORT_BASE_MODE -+#endif -+ -+//#define CNS3XXX_PORT_BASE_MODE -+// -+#ifdef CNS3XXX_NON_NIC_MODE_8021Q -+ -+#define PORT0_PVID 50 -+#define PORT1_PVID 60 -+#define PORT2_PVID 70 -+#define CPU_PVID 80 -+ -+#define CONFIG_CNS3XXX_PORT_BASE -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac; -+ #if 0 -+ {1, 1, PORT0_PVID, 0, 0, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, 0, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, 0, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+ #endif -+ -+ {1, 1, PORT0_PVID, 0, CPU_PORT_PMAP, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, CPU_PORT_PMAP, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 0, CPU_PORT_PMAP, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+ //{2, 1, 4, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}, // for cpu -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ //{CPU_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+ //{PORT0_PVID, MAC_PORT0_PMAP, my_vlan8_mac, 7, 0, 0}, -+ //{PORT0_PVID, MAC_PORT0_PMAP, my_vlan9_mac, 7, 0, 0}, -+ //{CPU_PVID, 0x4, my_vlan2_mac, 7, 1, 0}, -+ //{CPU_PVID, MAC_PORT2_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+static NetDevicePriv net_device_prive[]= { -+ /* pmap, is_wan, s-tag, vlan_tag or pvid, rx_func_ptr, tx_func_ptr, open_ptr, close_ptr, which port, mac, VLANTableEntry, ARLTableEntry, NICSetting, netdev s-tag, name */ -+ {MAC_PORT0_PMAP, 0, 1, PORT0_NETDEV_INDEX, rx_port_base, tx_port_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 2, PORT1_NETDEV_INDEX, rx_port_base, tx_port_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_NETDEV_INDEX, rx_port_base, tx_port_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+#if defined (CONFIG_CNS3XXX_SPPE) -+ ,{CPU_PORT_PMAP, 0, 1, FP_NETDEV_INDEX, NULL, fp_port_base, -+ open_fp, close_fp, CPU_PORT, my_vlan3_mac, &cpu_vlan_table_entry, -+ 0, 0, "fp"} -+#endif -+ }; -+ -+#endif // CNS3XXX_PORT_BASE_MODE -+ -+#ifdef CNS3XXX_PORT_BASE_MODE -+ -+#define PORT0_PVID 0x1 -+#define PORT1_PVID 0x2 -+#define PORT2_PVID 3 -+#define CPU_PVID 5 -+ -+#define CONFIG_CNS3XXX_PORT_BASE -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac; -+ //{0, 1, 1, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {1, 1, PORT0_PVID, 0, 0, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, 0, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, 0, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+ //{2, 1, 4, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}, // for cpu -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ //{CPU_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+ //{PORT0_PVID, MAC_PORT0_PMAP, my_vlan8_mac, 7, 0, 0}, -+ //{PORT0_PVID, MAC_PORT0_PMAP, my_vlan9_mac, 7, 0, 0}, -+ //{CPU_PVID, 0x4, my_vlan2_mac, 7, 1, 0}, -+ //{CPU_PVID, MAC_PORT2_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+static NetDevicePriv net_device_prive[]= { -+ /* pmap, is_wan, s-tag, vlan_tag or pvid, rx_func_ptr, tx_func_ptr, open_ptr, close_ptr, which port, mac, VLANTableEntry, ARLTableEntry, NICSetting, netdev s-tag, name */ -+ {MAC_PORT0_PMAP, 0, 1, PORT0_NETDEV_INDEX, rx_port_base, tx_port_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 2, PORT1_NETDEV_INDEX, rx_port_base, tx_port_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_NETDEV_INDEX, rx_port_base, tx_port_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+ -+#endif // CNS3XXX_PORT_BASE_MODE -+ -+#ifdef CNS3XXX_NIC_MODE_8021Q -+//#error "8021Q" -+#define PORT0_PVID 1 -+#define PORT1_PVID 2 -+#define PORT2_PVID 9 -+#define CPU_PVID 5 -+ -+#define CONFIG_CNS3XXX_PORT_BASE -+//#define CONFIG_CNS3XXX_VLAN_BASE -+//#define CONFIG_HAVE_VLAN_TAG -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; // for cpu -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac;C_PORT2_PMAP -+ {1, 1, PORT0_PVID, 1, MAC_PORT0_PMAP|CPU_PORT_PMAP, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, MAC_PORT1_PMAP|CPU_PORT_PMAP, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, MAC_PORT2_PMAP|CPU_PORT_PMAP, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+ -+// if used 8021Q, use PORT0_NETDEV_INDEX, don't use VID -+static NetDevicePriv net_device_prive[]= { -+ {MAC_PORT0_PMAP, 0, 1, PORT0_NETDEV_INDEX, rx_port_base, tx_port_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 0, PORT1_NETDEV_INDEX, rx_port_base, tx_port_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_NETDEV_INDEX, rx_port_base, tx_port_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+#endif // CNS3XXX_NIC_MODE_8021Q -+ -+#ifdef CNS3XXX_VLAN_BASE_MODE -+//#error "vlan_base" -+// vlan configuration -+ -+#define PORT0_PVID 1 -+#define PORT1_PVID 2 -+#define PORT2_PVID 3 -+#define CPU_PVID 5 -+#define CONFIG_CNS3XXX_VLAN_BASE -+#define CONFIG_HAVE_VLAN_TAG -+ -+static VLANTableEntry cpu_vlan_table_entry = {0, 1, CPU_PVID, 0, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, MAC_PORT0_PMAP | MAC_PORT1_PMAP | MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan3_mac}; // for cpu -+ -+static VLANTableEntry vlan_table_entry[] = -+{ -+ // vlan_index; valid; vid; wan_side; etag_pmap; mb_pmap; *my_mac; -+ {1, 1, PORT0_PVID, 0, MAC_PORT0_PMAP | CPU_PORT_PMAP, MAC_PORT0_PMAP | CPU_PORT_PMAP, my_vlan0_mac}, -+ {2, 1, PORT1_PVID, 0, MAC_PORT1_PMAP | CPU_PORT_PMAP, MAC_PORT1_PMAP | CPU_PORT_PMAP, my_vlan1_mac}, -+ {3, 1, PORT2_PVID, 1, MAC_PORT2_PMAP | CPU_PORT_PMAP, MAC_PORT2_PMAP | CPU_PORT_PMAP, my_vlan2_mac}, -+}; -+ -+static ARLTableEntry arl_table_entry[] = -+{ -+ // vid; pmap; *mac; age_field; vlan_mac ; filter -+ {PORT0_PVID, CPU_PORT_PMAP, my_vlan0_mac, 7, 1, 0}, -+ {PORT1_PVID, CPU_PORT_PMAP, my_vlan1_mac, 7, 1, 0}, -+ {PORT2_PVID, CPU_PORT_PMAP, my_vlan2_mac, 7, 1, 0}, -+}; -+ -+static NetDevicePriv net_device_prive[]= { -+ /* pmap, is_wan, gid, vlan_tag or pvid, rx_func_ptr, tx_func_ptr, open_ptr, close_ptr, which port, mac, VLANTableEntry, ARLTableEntry, NICSetting, netdev name */ -+ {MAC_PORT0_PMAP, 0, 1, PORT0_PVID, rx_port_base, tx_vlan_base, open_port0, close_port0, MAC_PORT0, my_vlan0_mac, &vlan_table_entry[0], &arl_table_entry[0], 0, 0}, // eth0 -+ {MAC_PORT1_PMAP, 0, 0, PORT1_PVID, rx_port_base, tx_vlan_base, open_port1, close_port1, MAC_PORT1, my_vlan1_mac, &vlan_table_entry[1], &arl_table_entry[1], 0, 0}, // eth1 -+ {MAC_PORT2_PMAP, 1, 3, PORT2_PVID, rx_port_base, tx_vlan_base, open_port2, close_port2, MAC_PORT2, my_vlan2_mac, &vlan_table_entry[2], &arl_table_entry[2], 0, 0} // eth2 -+ }; -+#endif // CNS3XXX_VLAN_BASE_MODE -+ -+#endif // CONFIG_VB -+#endif // VB_H ---- a/drivers/net/Kconfig -+++ b/drivers/net/Kconfig -@@ -2076,6 +2076,8 @@ menuconfig NETDEV_1000 - - if NETDEV_1000 - -+source "drivers/net/cns3xxx/Kconfig" -+ - config ACENIC - tristate "Alteon AceNIC/3Com 3C985/NetGear GA620 Gigabit support" - depends on PCI ---- a/drivers/net/Makefile -+++ b/drivers/net/Makefile -@@ -6,6 +6,11 @@ obj-$(CONFIG_TI_DAVINCI_EMAC) += davinci - - obj-$(CONFIG_E1000) += e1000/ - obj-$(CONFIG_E1000E) += e1000e/ -+obj-$(CONFIG_CNS3XXX_GSW) += cns3xxx/ -+ifeq ($(CONFIG_CNS3XXX_GSW),m) -+ obj-y += cns3xxx/cns3xxx_sppe_hook.o -+endif -+ - obj-$(CONFIG_IBM_NEW_EMAC) += ibm_newemac/ - obj-$(CONFIG_IGB) += igb/ - obj-$(CONFIG_IGBVF) += igbvf/ ---- /dev/null -+++ b/include/linux/cns3xxx/sppe.h -@@ -0,0 +1,1579 @@ -+/* -+ * PROJECT CODE: CNS3XXX Smart Packet Processing Engine -+ * MODULE NAME: sppe.h -+ * DESCRIPTION: -+ * -+ * Change Log -+ * -+ * 1.0.0 25-Dec-2008 -+ * o -+ * -+ */ -+ -+#ifndef _SPPE_H_ -+#define _SPPE_H_ -+ -+#if defined(CONFIG_CNS3XXX_SPPE) -+ -+ -+/* PPE Table Size Def. */ -+#define PPE_TABLE_SIZE_2K (0x0) -+#define PPE_TABLE_SIZE_4K (0x1) -+#define PPE_TABLE_SIZE_8K (0x2) -+#define PPE_TABLE_SIZE_16K (0x3) -+#define PPE_TABLE_SIZE_32K (0x4) -+#define PPE_TABLE_SIZE_64K (0x5) -+#define PPE_TABLE_SIZE_128K (0x6) -+#define PPE_TABLE_SIZE_256K (0x7) -+ -+typedef enum _sppe_cmd { -+ SPPE_CMD_INIT = 0, -+ SPPE_CMD_VERSION, -+ -+ SPPE_CMD_ENABLE, -+ SPPE_CMD_FIREWALL, -+ SPPE_CMD_RULE_CHECK, -+ SPPE_CMD_GRL_CHECK, -+ SPPE_CMD_FLOW_CHECK, -+ SPPE_CMD_RATE_LIMIT_EN, -+ SPPE_CMD_POLICE_EN, -+ SPPE_CMD_RLCFG, -+ SPPE_CMD_FC, /* flow control */ -+ SPPE_CMD_MIRROR_TO_CPU, -+ -+ SPPE_CMD_TCP_SNA_TH, -+ SPPE_CMD_PRDA, -+ SPPE_CMD_AGING, -+ SPPE_CMD_MAX_LENGTH, -+ -+ SPPE_CMD_LANIPV4, -+ SPPE_CMD_WANIPV4, -+ -+ SPPE_CMD_RULE_PPPOE_RELAY, -+ SPPE_CMD_RULE_BRIDGE, -+ SPPE_CMD_RULE_ACL, -+ SPPE_CMD_RULE_ROUTE, -+#if 0 -+ SPPE_CMD_RULE_VSERVER, -+#else -+ SPPE_CMD_RULE_SNAT, -+ SPPE_CMD_RULE_DNAT, -+#endif -+ SPPE_CMD_RULE_GRL, -+ -+ SPPE_CMD_ARP, -+ SPPE_CMD_ARL, -+ SPPE_CMD_PPPOE_SID, -+ -+ SPPE_CMD_FLOW_BRIDGE_IPV4, -+ SPPE_CMD_FLOW_BRIDGE_IPV6, -+ SPPE_CMD_FLOW_ROUTE_IPV4, -+ SPPE_CMD_FLOW_ROUTE_IPV6, -+ SPPE_CMD_FLOW_NAT_IPV4, -+ SPPE_CMD_FLOW_NAT_IPV6, -+ //SPPE_CMD_FLOW_TWICE_NAT, -+ SPPE_CMD_FLOW_MCAST_IPV4, -+ SPPE_CMD_FLOW_MCAST_IPV6, -+ SPPE_CMD_FLOW_BRIDGE_L2, -+ -+ SPPE_CMD_CHGDSCP, -+ SPPE_CMD_CHGPRI, -+ SPPE_CMD_RL_FLOW, -+ SPPE_CMD_RL_RULE, -+ -+ SPPE_CMD_DEBUG, -+ SPPE_CMD_REG, -+ SPPE_CMD_SRAM, -+ SPPE_CMD_DUMP, -+ -+ /* accounting group and drop packet count */ -+ SPPE_CMD_ACCOUNTING_GROUP, -+ SPPE_CMD_DROP_IPCS_ERR, -+ SPPE_CMD_DROP_RATE_LIMIT, -+ SPPE_CMD_DROP_OTHERS, -+ -+ SPPE_CMD_PCI_FP_DEV, -+ -+} SPPE_CMD; -+ -+typedef enum _sppe_op { -+ SPPE_OP_GET = 0, -+ SPPE_OP_SET, -+ SPPE_OP_DELETE, -+ SPPE_OP_DELETE_OUTDATED, /* flow only */ -+ SPPE_OP_UPDATE_COUNTER, /* ACL rule only */ -+ SPPE_OP_CLEAN, -+ SPPE_OP_UNKNOWN -+} SPPE_OP; -+ -+typedef enum _sppe_boolean { -+ SPPE_BOOL_FALSE = 0, -+ SPPE_BOOL_TRUE = 1 -+} SPPE_BOOL; -+ -+ -+typedef enum _sppe_result { -+ SPPE_RESULT_SUCCESS = 0, -+ SPPE_RESULT_FAIL, -+ SPPE_RESULT_UNSUPPORT_CMD, -+ SPPE_RESULT_UNSUPPORT_OP, -+ SPPE_RESULT_INVALID_INDEX, -+ SPPE_RESULT_INVALID_TYPE, -+ SPPE_RESULT_FLOW_NOT_FOUND, -+} SPPE_RESULT; -+ -+typedef enum _sppe_prot { -+ SPPE_PROT_UDP = 0, -+ SPPE_PROT_TCP = 1, -+ SPPE_PROT_PPTP_GRE = 2, -+ SPPE_PROT_OTHERS = 3, -+} SPPE_PROT; -+ -+ -+typedef enum _sppe_l2_select { -+ SPPE_L2S_ARP_TABLE = 0, -+ SPPE_L2S_POLICY_ROUTE = 1, -+ SPPE_L2S_IN_FLOW = 2, -+ SPPE_L2S_RESERVED = 3, -+} SPPE_L2_SELECT; -+ -+typedef enum _sppe_dump_type { -+ SPPE_DUMP_TYPE_FLOW = 0, -+ SPPE_DUMP_TYPE_ARP, -+ SPPE_DUMP_TYPE_RULE -+} SPPE_DUMP_TYPE; -+ -+/* Data Structure */ -+typedef struct _sppe_pppoe_relay { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int unused:31; -+#else -+ unsigned int unused:31; -+ unsigned int valid:1; -+#endif -+ unsigned short lsid; /* PPPoE session ID in LAN side */ -+ unsigned short wsid; /* PPPoE session ID in WAN side */ -+ unsigned char lmac[6]; /* MAC address of PPPoE client */ -+ unsigned char wmac[6]; /* MAC address of PPPoE server */ -+} SPPE_PPPOE_RELAY; -+ -+typedef struct _sppe_bridge { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int wan:1; -+ unsigned int ppp:1; /* enable PPPoE sessoion ID comparison*/ -+ unsigned int psidx:4; /* PPPoE session ID index */ -+ unsigned int kv:1; -+ unsigned int sws:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int fp:1; /* force VLAN priority */ -+ unsigned int pri:3; -+ unsigned int ag:2; -+ unsigned int unused:15; -+#else -+ unsigned int unused:15; -+ unsigned int ag:2; -+ unsigned int pri:3; -+ unsigned int fp:1; /* force VLAN priority */ -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int sws:1; -+ unsigned int kv:1; -+ unsigned int psidx:4; /* PPPoE session ID index */ -+ unsigned int ppp:1; /* enable PPPoE sessoion ID comparison*/ -+ unsigned int wan:1; -+ unsigned int valid:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int svid:12; -+ unsigned int cvid:12; -+ unsigned int loc:8; -+#else -+ unsigned int loc:8; -+ unsigned int cvid:12; -+ unsigned int svid:12; -+#endif -+ -+ unsigned char smac[6]; /* source MAC address */ -+ unsigned char dmac[6]; /* destination MAC address */ -+ unsigned int pkt_cnt; -+} SPPE_BRIDGE; -+ -+typedef struct _sppe_acl { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int ipv6:1; -+ unsigned int wan:1; -+ unsigned int tcp:1; -+ unsigned int udp:1; -+ unsigned int to:4; -+ unsigned int from:4; -+ unsigned int rr:4; -+ unsigned int kv:1; -+ unsigned int sws:1; -+ unsigned int loc:8; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int unused:3; -+#else -+ unsigned int unused:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int loc:8; -+ unsigned int sws:1; -+ unsigned int kv:1; -+ unsigned int rr:4; -+ unsigned int from:4; -+ unsigned int to:4; -+ unsigned int udp:1; -+ unsigned int tcp:1; -+ unsigned int wan:1; -+ unsigned int ipv6:1; -+ unsigned int valid:1; -+#endif -+ -+ unsigned int sip[4]; -+ unsigned int dip[4]; -+ unsigned short sip_mask; -+ unsigned short dip_mask; -+ -+ unsigned short sport_start; -+ unsigned short sport_end; -+ unsigned short dport_start; -+ unsigned short dport_end; -+ unsigned int pkt_cnt; -+} SPPE_ACL; -+ -+typedef struct _sppe_route { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int ipv6:1; -+ unsigned int wan:1; -+ unsigned int rd:1; /* replace dscp */ -+ unsigned int dscp:6; -+ unsigned int pr:1; /* policy route */ -+ unsigned int prs:2; /* policy route select */ -+ unsigned int kv:1; -+ unsigned int sws:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int fp:1; /* force VLAN priority */ -+ unsigned int pri:3; -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+ unsigned int ag:2; -+ unsigned int unused:3; -+#else -+ unsigned int unused:3; -+ unsigned int ag:2; -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int pri:3; -+ unsigned int fp:1; /* force VLAN priority */ -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int sws:1; -+ unsigned int kv:1; -+ unsigned int prs:2; /* policy route select */ -+ unsigned int pr:1; /* policy route */ -+ unsigned int dscp:6; -+ unsigned int rd:1; /* replace dscp */ -+ unsigned int wan:1; -+ unsigned int ipv6:1; -+ unsigned int valid:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused_1:24; -+ unsigned int loc:8; -+#else -+ unsigned int loc:8; -+ unsigned int unused_1:24; -+#endif -+ -+ unsigned int dip[4]; -+ unsigned int sip[4]; -+ unsigned short dip_mask; -+ unsigned short sip_mask; -+ unsigned int pkt_cnt; -+} SPPE_ROUTE; -+ -+#if 0 -+typedef struct _sppe_vserver { -+ unsigned int valid:1; -+ unsigned int tcp:1; -+ unsigned int udp:1; -+ unsigned int dscp_lan:6; -+ unsigned int dscp_wan:6; -+ unsigned int pri_lan:3; -+ unsigned int pri_wan:3; -+ unsigned int unused:11; -+ -+ unsigned int wanip; -+ unsigned int lanip; -+ unsigned short port_start; -+ unsigned short port_end; -+ unsigned int pkt_cnt; -+} SPPE_VSERVER; -+#else -+typedef struct _sppe_snat { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int tcp:1; -+ unsigned int udp:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int kv:1; -+ unsigned int sws:1; -+ unsigned int max_len:2; -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+ unsigned int pr:1; /* policy route */ -+ unsigned int prs:2; /* policy route select */ -+ unsigned int ag:2; -+ unsigned int unused:3; -+#else -+ unsigned int unused:3; -+ unsigned int ag:2; -+ unsigned int prs:2; /* policy route select */ -+ unsigned int pr:1; /* policy route */ -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int max_len:2; -+ unsigned int sws:1; -+ unsigned int kv:1; -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int udp:1; -+ unsigned int tcp:1; -+ unsigned int valid:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused_1:24; -+ unsigned int loc:8; -+#else -+ unsigned int loc:8; -+ unsigned int unused_1:24; -+#endif -+ -+ unsigned int wanip; -+ unsigned int lanip; -+ unsigned short port_start; -+ unsigned short port_end; -+ unsigned int pkt_cnt; -+} SPPE_SNAT; -+ -+typedef struct _sppe_dnat { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int tcp:1; -+ unsigned int udp:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int kv:1; -+ unsigned int sws:1; -+ unsigned int max_len:2; -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+ unsigned int pr:1; /* policy route */ -+ unsigned int prs:2; /* policy route select */ -+ unsigned int ag:2; -+ unsigned int unused:3; -+#else -+ unsigned int unused:3; -+ unsigned int ag:2; -+ unsigned int prs:2; /* policy route select */ -+ unsigned int pr:1; /* policy route */ -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int max_len:2; -+ unsigned int sws:1; -+ unsigned int kv:1; -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int udp:1; -+ unsigned int tcp:1; -+ unsigned int valid:1; -+#endif -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused_1:24; -+ unsigned int loc:8; -+#else -+ unsigned int loc:8; -+ unsigned int unused_1:24; -+#endif -+ -+ unsigned int wanip; -+ unsigned int lanip; -+ unsigned short port_start; -+ unsigned short port_end; -+ unsigned int pkt_cnt; -+} SPPE_DNAT; -+#endif -+typedef struct _sppe_limit { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int drop_red:1; -+ unsigned int pass_green:1; -+ unsigned int force_color:1; -+ unsigned int color_select:2; -+ unsigned int time_stamp:21; -+ unsigned int reserved:6; -+#else -+ unsigned int reserved:6; -+ unsigned int time_stamp:21; -+ unsigned int color_select:2; -+ unsigned int force_color:1; -+ unsigned int pass_green:1; -+ unsigned int drop_red:1; -+#endif -+ unsigned short min_rate; -+ unsigned short max_rate; -+} SPPE_LIMIT; -+ -+typedef struct _sppe_global_rate_limit { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int valid:1; -+ unsigned int wan:1; -+ unsigned int ipv6:1; -+ unsigned int tcp:1; -+ unsigned int udp:1; -+ unsigned int unused:17; -+#else -+ unsigned int unused:17; -+ unsigned int udp:1; -+ unsigned int tcp:1; -+ unsigned int ipv6:1; -+ unsigned int wan:1; -+ unsigned int valid:1; -+#endif -+ -+ unsigned int sip[4]; -+ unsigned int dip[4]; -+ unsigned short sip_mask; -+ unsigned short dip_mask; -+ unsigned short sport_start; -+ unsigned short sport_end; -+ unsigned short dport_start; -+ unsigned short dport_end; -+ SPPE_LIMIT limit; -+} SPPE_GLOBAL_RATE_LIMIT; -+ -+/* -+ * SPPE_CMD_FLOW_BRIDGE_IPV4 -+ * type = 1 , as = 3 -+ */ -+typedef struct _sppe_flow_bridge_ipv4 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int reserved:13; -+#else -+ unsigned int reserved:13; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ -+ unsigned int mac3100; -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ unsigned int sip; -+ unsigned int dip; -+ -+ union { -+ struct { -+ unsigned short src; -+ unsigned short dst; -+ } port; -+ struct { -+ unsigned short call_id; -+ } gre; -+ struct { -+ unsigned char protocol; -+ } others; -+ } l4; -+ -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_BRIDGE_IPV4; -+ -+/* -+ * SPPE_CMD_FLOW_BRIDGE_IPV6 -+ * type = 2 , as = 3 -+ */ -+typedef struct _sppe_flow_bridge_ipv6 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int reserved:13; -+#else -+ unsigned int reserved:13; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ -+ unsigned int mac3100; -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ unsigned int sip[4]; -+ unsigned int dip[4]; -+ union { -+ struct { -+ unsigned short src; -+ unsigned short dst; -+ } port; -+ struct { -+ unsigned short call_id; -+ } gre; -+ struct { -+ unsigned char protocol; -+ } others; -+ } l4; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_BRIDGE_IPV6; -+ -+/* -+ * SPPE_CMD_FLOW_ROUTE_IPV4 -+ * type = 1, as = 0 -+ */ -+typedef struct _sppe_flow_route_ipv4 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+#else -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ unsigned int mac3100; -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ -+ unsigned int sip; -+ unsigned int dip; -+ union { -+ struct { -+ unsigned short src; -+ unsigned short dst; -+ } port; -+ struct { -+ unsigned short call_id; -+ } gre; -+ struct { -+ unsigned char protocol; -+ } others; -+ } l4; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_ROUTE_IPV4; -+ -+/* -+ * SPPE_CMD_FLOW_ROUTE_IPV6 -+ * type = 2, as = 0 -+ */ -+typedef struct _sppe_flow_route_ipv6 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+#else -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ unsigned int mac3100; -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ unsigned int sip[4]; -+ unsigned int dip[4]; -+ union { -+ struct { -+ unsigned short src; -+ unsigned short dst; -+ } port; -+ struct { -+ unsigned short call_id; -+ } gre; -+ struct { -+ unsigned char protocol; -+ } others; -+ } l4; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_ROUTE_IPV6; -+ -+/* -+ * SPPE_CMD_FLOW_NAT_IPV4 -+ * type = 0, as = 1 -+ */ -+typedef struct _sppe_flow_nat_ipv4 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+#else -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ -+ unsigned int mac3100; -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ -+ unsigned int sip; -+ unsigned int dip; -+ union { -+ struct { -+ unsigned short src; -+ unsigned short dst; -+ } port; -+ struct { -+ unsigned short call_id; -+ unsigned short nat_call_id; -+ } gre; -+ struct { -+ unsigned char protocol; -+ } others; -+ } l4; -+ unsigned int nat_ip; -+ unsigned short nat_port; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_NAT_IPV4; -+ -+/* -+ * SPPE_CMD_FLOW_NAT_IPV6 -+ * type = 1, as = 1 -+ */ -+typedef struct _sppe_flow_nat_ipv6 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pd:1; -+ unsigned int pi:1; -+ unsigned int psidx:4; -+#else -+ unsigned int psidx:4; -+ unsigned int pi:1; -+ unsigned int pd:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ unsigned int mac3100; -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ unsigned int sip[4]; -+ unsigned int dip[4]; -+ union { -+ struct { -+ unsigned short src; -+ unsigned short dst; -+ } port; -+ struct { -+ unsigned short call_id; -+ unsigned short nat_call_id; -+ } gre; -+ struct { -+ unsigned char protocol; -+ } others; -+ } l4; -+ unsigned int nat_ip[4]; -+ unsigned short nat_port; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_NAT_IPV6; -+ -+/* -+ * SPPE_CMD_FLOW_TWICE_NAT -+ * type = 0, as = 2 -+ */ -+typedef struct _sppe_flow_twice_nat { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l4_prot:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int psidx:4; -+ unsigned int reserved:2; -+#else -+ unsigned int reserved:2; -+ unsigned int psidx:4; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int l4_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ unsigned int mac3100; -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ unsigned int sip; -+ unsigned int dip; -+ unsigned short sport; -+ unsigned short dport; -+ unsigned int natsip; -+ unsigned int natdip; -+ unsigned short natsport; -+ unsigned short natdport; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_TWICE_NAT; -+ -+/* -+ * SPPE_CMD_FLOW_MULTICAST_IPV4 -+ * type = 0, as = 0 or 3 -+ */ -+typedef struct _sppe_flow_multicast_ipv4 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int bridge:1; -+ unsigned int reserved:7; -+#else -+ unsigned int reserved:7; -+ unsigned int bridge:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ unsigned int mac3100; -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ -+ unsigned int sip; -+ unsigned int dip; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_MCAST_IPV4; -+ -+/* -+ * SPPE_CMD_FLOW_MULTICAST_IPV6 -+ * type = 1, as = 0 or 3 -+ */ -+typedef struct _sppe_flow_multicast_ipv6 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int prs:2; -+ unsigned int kv:1; -+ unsigned int rd:1; -+ unsigned int dscp:6; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int bridge:1; -+ unsigned int reserved:7; -+#else -+ unsigned int reserved:7; -+ unsigned int bridge:1; -+ unsigned int max_len:2; /* Max. length select */ -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int dscp:6; -+ unsigned int rd:1; -+ unsigned int kv:1; -+ unsigned int prs:2; -+ unsigned int l2s:2; /* L2 select */ -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int unused:16; -+ unsigned int mac4732:16; -+#else -+ unsigned int mac4732:16; -+ unsigned int unused:16; -+#endif -+ unsigned int mac3100; -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ -+ unsigned int sip[4]; -+ unsigned int dip[4]; -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_MCAST_IPV6; -+ -+/* -+ * SPPE_CMD_FLOW_LAYER_TWO -+ * type = 2 -+ */ -+typedef struct _sppe_flow_bridge_l2 { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int fw:1; -+ unsigned int s:1; -+ unsigned int sws:1; -+ unsigned int ag:2; -+ unsigned int rl:1; -+ unsigned int l2_prot:2; -+ unsigned int kv:1; -+ unsigned int fp:1; -+ unsigned int pri:3; -+ unsigned int psidx:4; -+ unsigned int reserved:15; -+#else -+ unsigned int reserved:15; -+ unsigned int psidx:4; -+ unsigned int pri:3; -+ unsigned int fp:1; -+ unsigned int kv:1; -+ unsigned int l2_prot:2; -+ unsigned int rl:1; -+ unsigned int ag:2; -+ unsigned int sws:1; -+ unsigned int s:1; -+ unsigned int fw:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int lp:1; -+ unsigned int fr:1; -+ unsigned int pm:4; -+ unsigned int sv:1; -+ unsigned int svid:12; -+ unsigned int cv:1; -+ unsigned int cvid:12; -+#else -+ unsigned int cvid:12; -+ unsigned int cv:1; -+ unsigned int svid:12; -+ unsigned int sv:1; -+ unsigned int pm:4; -+ unsigned int fr:1; -+ unsigned int lp:1; -+#endif -+ -+ unsigned short smac[3]; -+ unsigned short dmac[3]; -+ -+ SPPE_LIMIT limit; -+ unsigned int pkt_cnt; -+} SPPE_FLOW_BRIDGE_L2; -+ -+typedef struct _sppe_arl { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int vid:12; -+ unsigned int pmap:5; -+ unsigned int age:3; -+ unsigned int mymac:1; -+ unsigned int filter:1; -+ unsigned int reserved:10; -+#else -+ unsigned int reserved:10; -+ unsigned int filter:1; -+ unsigned int mymac:1; -+ unsigned int age:3; -+ unsigned int pmap:5; -+ unsigned int vid:12; -+#endif -+ unsigned char mac[6]; -+} SPPE_ARL; -+ -+typedef struct _sppe_init { -+ unsigned int flow_pre_match_paddr; -+ unsigned int flow_pre_match_vaddr; -+ unsigned int flow_body_paddr; -+ unsigned int flow_body_vaddr; -+ unsigned int flow_ext_paddr; -+ unsigned int flow_ext_vaddr; -+ unsigned int flow_size; -+ unsigned int arp_pre_match_paddr; -+ unsigned int arp_pre_match_vaddr; -+ unsigned int arp_body_paddr; -+ unsigned int arp_body_vaddr; -+ unsigned int arp_size; -+ unsigned int ipv6_napt; -+} SPPE_INIT; -+ -+typedef struct _sppe_param_t { -+ SPPE_CMD cmd; -+ SPPE_OP op; -+ -+ union { -+ struct { -+ unsigned char major; -+ unsigned char minor; -+ unsigned char very_minor; -+ unsigned char pre; -+ } sppe_version; -+ -+ SPPE_BOOL sppe_enable; -+ unsigned int sppe_lanip; -+ -+ struct { -+ unsigned int index; -+ unsigned int ip; -+ unsigned int session_id; -+ } sppe_wanip; -+ -+ struct { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int index:2; -+ unsigned int to:4; -+ unsigned int sv:1; -+ unsigned int stag_vid:12; -+ unsigned int cv:1; -+ unsigned int ctag_vid:12; -+#else -+ unsigned int ctag_vid:12; -+ unsigned int cv:1; -+ unsigned int stag_vid:12; -+ unsigned int sv:1; -+ unsigned int to:4; -+ unsigned int index:2; -+#endif -+ unsigned char mac[6]; /* MAC address */ -+ } sppe_prda; -+ -+ struct { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int interval:2; -+ unsigned int mfactor:1; -+ unsigned int ununsed:29; -+#else -+ unsigned int ununsed:29; -+ unsigned int mfactor:1; -+ unsigned int interval:2; -+#endif -+ } sppe_rlcfg; -+ -+ struct { -+ unsigned int index; -+ SPPE_PPPOE_RELAY rule; -+ } sppe_pppoe_relay; -+ -+ struct { -+ unsigned int index; -+ SPPE_BRIDGE rule; -+ } sppe_bridge; -+ -+ struct { -+ unsigned int index; -+ SPPE_ACL rule; -+ } sppe_acl; -+ -+ struct { -+ unsigned int index; -+ SPPE_ROUTE rule; -+ } sppe_route; -+#if 0 -+ struct { -+ unsigned int index; -+ SPPE_VSERVER rule; -+ } sppe_vserver; -+#else -+ struct { -+ unsigned int index; -+ SPPE_SNAT rule; -+ } sppe_snat; -+ -+ struct { -+ unsigned int index; -+ SPPE_DNAT rule; -+ } sppe_dnat; -+#endif -+ struct { -+ unsigned int index; -+ SPPE_GLOBAL_RATE_LIMIT rule; -+ } sppe_grl; -+ -+ struct { -+ unsigned char unit; -+ unsigned char arp; -+ unsigned char bridge; -+ unsigned char tcp; -+ unsigned char udp; -+ unsigned char pptp; -+ unsigned char other; -+ } sppe_agingout; -+ -+ struct { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int index:2; -+ unsigned int reserved:20; -+ unsigned int max:10; -+#else -+ unsigned int max:10; -+ unsigned int reserved:20; -+ unsigned int index:2; -+#endif -+ } sppe_max_length; -+ -+ struct { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int v6:1; -+ unsigned int s:1; -+ unsigned int r:1; -+ unsigned int fr:1; -+ unsigned int to:4; -+ unsigned int unused:24; -+#else -+ unsigned int unused:24; -+ unsigned int to:4; -+ unsigned int fr:1; -+ unsigned int r:1; -+ unsigned int s:1; -+ unsigned int v6:1; -+#endif -+ -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int sv:1; -+ unsigned int stag_vid:12; -+ unsigned int cv:1; -+ unsigned int ctag_vid:12; -+ unsigned int unused_1:6; -+#else -+ unsigned int unused_1:6; -+ unsigned int ctag_vid:12; -+ unsigned int cv:1; -+ unsigned int stag_vid:12; -+ unsigned int sv:1; -+#endif -+ unsigned int ip[4]; -+ unsigned char mac[6]; -+ } sppe_arp; -+ -+ SPPE_ARL sppe_arl; -+ -+ struct { -+ unsigned int sid; -+ unsigned int index; -+ } sppe_pppoe_sid; -+ -+ SPPE_FLOW_BRIDGE_IPV4 flow_bridge_ipv4; -+ SPPE_FLOW_BRIDGE_IPV6 flow_bridge_ipv6; -+ SPPE_FLOW_ROUTE_IPV4 flow_route_ipv4; -+ SPPE_FLOW_ROUTE_IPV6 flow_route_ipv6; -+ SPPE_FLOW_NAT_IPV4 flow_nat_ipv4; -+ SPPE_FLOW_NAT_IPV6 flow_nat_ipv6; -+ SPPE_FLOW_TWICE_NAT flow_twice_nat; -+ SPPE_FLOW_MCAST_IPV4 flow_mcast_ipv4; -+ SPPE_FLOW_MCAST_IPV6 flow_mcast_ipv6; -+ SPPE_FLOW_BRIDGE_L2 flow_bridge_l2; -+ -+ struct { -+ SPPE_DUMP_TYPE type; -+ unsigned short key; -+ unsigned short way; -+ unsigned int raw[23]; -+ } sppe_dump; -+ -+ unsigned int sppe_sna_th; -+ -+ struct { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int enable:1; -+ unsigned int lan:6; -+ unsigned int wan:6; -+ unsigned int reserved:19; -+#else -+ unsigned int reserved:19; -+ unsigned int wan:6; -+ unsigned int lan:6; -+ unsigned int enable:1; -+#endif -+ } sppe_chgdscp; -+ -+ struct { -+#ifndef CONFIG_SWITCH_BIG_ENDIAN -+ unsigned int enable:1; -+ unsigned int lan:3; -+ unsigned int wan:3; -+ unsigned int reserved:25; -+#else -+ unsigned int reserved:25; -+ unsigned int wan:3; -+ unsigned int lan:3; -+ unsigned int enable:1; -+#endif -+ } sppe_chgpri; -+ -+ struct { -+ int enable; -+ int module; -+ int level; -+ } sppe_debug; -+ -+ struct { -+ unsigned int offset; -+ unsigned int data; -+ } sppe_reg; -+ -+ struct { -+ unsigned int offset; -+ unsigned int data; -+ } sppe_sram; -+ -+ struct { -+ char enable; -+ unsigned int max; -+ unsigned int min; -+ char drop_red; -+ char pass_green; -+ } sppe_rl_flow; -+ -+ struct { -+ char enable; -+ unsigned int max; -+ unsigned int min; -+ char drop_red; -+ char pass_green; -+ } sppe_rl_rule; -+ -+ struct { -+ unsigned int index; -+ unsigned short start; -+ unsigned short end; -+ SPPE_LIMIT limit; -+ } sppe_bm_flow; -+ -+ struct { -+ unsigned int index; -+ unsigned int pkt_cnt; -+ unsigned int byte_cnt; -+ } sppe_accounting_group; -+ -+ struct { -+ unsigned int pkt_cnt; -+ } sppe_drop_ipcs_err; /* IP checksum error */ -+ -+ struct { -+ unsigned int pkt_cnt; -+ } sppe_drop_rate_limit; -+ -+ struct { -+ unsigned int pkt_cnt; -+ } sppe_drop_others; -+ -+ struct { -+ unsigned int index; -+ unsigned char name[16]; -+ struct net_device *dev; -+ unsigned int vid; -+ } sppe_pci_fp_dev; -+ -+ SPPE_INIT sppe_init; -+ -+ } data; -+} SPPE_PARAM; -+ -+extern int sppe_hook_ready; -+extern int (*sppe_func_hook)(SPPE_PARAM *param); -+ -+extern int sppe_pci_fp_ready; -+extern int (*sppe_pci_fp_hook)(SPPE_PARAM *param); -+ -+#endif /* CONFIG_CNS3XXX_SPPE */ -+ -+#endif /* _SPPE_H_ */ ---- /dev/null -+++ b/include/linux/cns3xxx/switch_api.h -@@ -0,0 +1,366 @@ -+/******************************************************************************* -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the Free -+ * Software Foundation; either version 2 of the License, or (at your option) -+ * any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but WITHOUT -+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -+ * more details. -+ * -+ * You should have received a copy of the GNU General Public License along with -+ * this program; if not, write to the Free Software Foundation, Inc., 59 -+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ * -+ * The full GNU General Public License is included in this distribution in the -+ * file called LICENSE. -+ * -+ * Contact Information: -+ * Technology Support <tech@starsemi.com> -+ * Star Semiconductor 4F, No.1, Chin-Shan 8th St, Hsin-Chu,300 Taiwan, R.O.C -+ * -+ ********************************************************************************/ -+ -+#ifndef SWITCH_API_H_K -+#define SWITCH_API_H_K -+ -+ -+#ifndef __KERNEL__ -+typedef unsigned int u32; -+typedef unsigned short int u16; -+typedef unsigned char u8; -+typedef int s32; -+#else -+ -+#include <linux/types.h> -+ -+#endif -+ -+ -+#define CAVM_OK 0 -+#define CAVM_ERR 1 -+#define CAVM_NOT_FOUND 2 -+#define CAVM_FOUND 3 -+#define CAVM_FAIL -1 // use minus -+ -+#define MAC_PORT0 0 -+#define MAC_PORT1 1 -+#define MAC_PORT2 2 -+#define CPU_PORT 3 -+ -+typedef enum -+{ -+ -+ -+ CNS3XXX_ARL_TABLE_LOOKUP, -+ CNS3XXX_ARL_TABLE_ADD, -+ CNS3XXX_ARL_TABLE_DEL, -+ CNS3XXX_ARL_TABLE_SEARCH, -+ CNS3XXX_ARL_TABLE_SEARCH_AGAIN, -+ CNS3XXX_ARL_IS_TABLE_END, -+ CNS3XXX_ARL_TABLE_FLUSH, -+ -+ CNS3XXX_VLAN_TABLE_LOOKUP, -+ CNS3XXX_VLAN_TABLE_ADD, -+ CNS3XXX_VLAN_TABLE_DEL, -+ CNS3XXX_VLAN_TABLE_READ, -+ -+ CNS3XXX_SKEW_SET, -+ CNS3XXX_SKEW_GET, -+ -+ CNS3XXX_BRIDGE_SET, -+ CNS3XXX_BRIDGE_GET, -+ -+ CNS3XXX_PORT_NEIGHBOR_SET, -+ CNS3XXX_PORT_NEIGHBOR_GET, -+ -+ CNS3XXX_HOL_PREVENT_SET, -+ CNS3XXX_HOL_PREVENT_GET, -+ -+ CNS3XXX_TC_SET, // traffic class, for 1, 2, 4, traffic class -+ CNS3XXX_TC_GET, -+ -+ CNS3XXX_PRI_CTRL_SET, -+ CNS3XXX_PRI_CTRL_GET, -+ -+ CNS3XXX_DMA_RING_CTRL_SET, -+ CNS3XXX_DMA_RING_CTRL_GET, -+ -+ CNS3XXX_PRI_IP_DSCP_SET, -+ CNS3XXX_PRI_IP_DSCP_GET, -+ -+ CNS3XXX_ETYPE_SET, -+ CNS3XXX_ETYPE_GET, -+ -+ CNS3XXX_UDP_RANGE_SET, -+ CNS3XXX_UDP_RANGE_GET, -+ -+ CNS3XXX_ARP_REQUEST_SET, -+ CNS3XXX_ARP_REQUEST_GET, -+ -+ CNS3XXX_RATE_LIMIT_SET, -+ CNS3XXX_RATE_LIMIT_GET, -+ -+ CNS3XXX_QUEUE_WEIGHT_SET, -+ CNS3XXX_QUEUE_WEIGHT_GET, -+ -+ CNS3XXX_FC_RLS_SET, -+ CNS3XXX_FC_RLS_GET, -+ -+ CNS3XXX_FC_SET_SET, -+ CNS3XXX_FC_SET_GET, -+ -+ CNS3XXX_SARL_RLS_SET, -+ CNS3XXX_SARL_RLS_GET, -+ -+ CNS3XXX_SARL_SET_SET, -+ CNS3XXX_SARL_SET_GET, -+ -+ CNS3XXX_SARL_OQ_SET, -+ CNS3XXX_SARL_OQ_GET, -+ -+ CNS3XXX_SARL_ENABLE_SET, -+ CNS3XXX_SARL_ENABLE_GET, -+ -+ CNS3XXX_FC_SET, -+ CNS3XXX_FC_GET, -+ -+ CNS3XXX_IVL_SET, -+ CNS3XXX_IVL_GET, -+ -+ CNS3XXX_WAN_PORT_SET, -+ CNS3XXX_WAN_PORT_GET, -+ -+ CNS3XXX_PVID_GET, -+ CNS3XXX_PVID_SET, -+ -+ CNS3XXX_QA_GET, // queue allocate -+ CNS3XXX_QA_SET, -+ -+ CNS3XXX_PACKET_MAX_LEN_GET, // set maximun frame length. -+ CNS3XXX_PACKET_MAX_LEN_SET, -+ -+ CNS3XXX_BCM53115M_REG_READ, -+ CNS3XXX_BCM53115M_REG_WRITE, -+ -+ CNS3XXX_RXRING_STATUS, -+ CNS3XXX_TXRING_STATUS, -+ -+ CNS3XXX_DUMP_MIB_COUNTER, -+ -+ CNS3XXX_REG_READ, -+ CNS3XXX_REG_WRITE, -+ -+}CNS3XXXIoctlCmd; -+ -+typedef struct -+{ -+ u8 vlan_index; -+ u8 valid; -+ u16 vid; -+ u8 wan_side; -+ u8 etag_pmap; -+ u8 mb_pmap; -+ //u8 my_mac[6]; -+ u8 *my_mac; -+}VLANTableEntry; // for vlan table function -+ -+typedef struct -+{ -+ u16 vid; -+ u8 pmap; -+ //u8 mac[6]; -+ u8 *mac; -+ u8 age_field; -+ u8 vlan_mac; -+ u8 filter; -+}ARLTableEntry; // for arl table function -+ -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ ARLTableEntry entry; -+}CNS3XXXARLTableEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ VLANTableEntry entry; -+}CNS3XXXVLANTableEntry; // for ioctl VLAN table ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ u8 enable; -+}CNS3XXXHOLPreventControl; -+ -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char which_port; // 0, 1, 2, 3 (cpu port) -+ unsigned char type; // 0: C-Neighbor, 1: S-Neighbor -+}CNS3XXXPortNeighborControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char type; // 0: C-Component, 1: S-Component -+}CNS3XXXBridgeControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char tc; // traffic class, for 1, 2, 4, traffic class -+}CNS3XXXTrafficClassControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char which_port; // 0, 1, 2, 3 (cpu port) -+ unsigned int val; -+ unsigned char port_pri; -+ unsigned char udp_pri_en; -+ unsigned char dscp_pri_en; -+ unsigned char vlan_pri_en; -+ unsigned char ether_pri_en; -+}CNS3XXXPriCtrlControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char ts_double_ring_en; -+ unsigned char fs_double_ring_en; -+ unsigned char fs_pkt_allocate; -+}CNS3XXXDmaRingCtrlControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned int ip_dscp_num; // 0 ~ 63 -+ unsigned char pri; // 3 bits -+}CNS3XXXPriIpDscpControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned int etype_num; -+ unsigned int val; -+ unsigned int pri; -+}CNS3XXXEtypeControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned int udp_range_num; -+ unsigned short int port_start; -+ unsigned short int port_end; -+}CNS3XXXUdpRangeEtypeControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char val; // 0: boradcast forward, 1: redirect to the CPU -+}CNS3XXXArpRequestControl; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char which_port; // 0, 1, 2, 3 (port 0 extra dma) -+ unsigned char band_width; -+ unsigned char base_rate; -+ -+}CNS3XXXRateLimitEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char which_port; // 0, 1, 2, 3 (port 0 extra dma) -+ unsigned char sch_mode; -+ unsigned char q0_w; -+ unsigned char q1_w; -+ unsigned char q2_w; -+ unsigned char q3_w; -+}CNS3XXXQueueWeightEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned int val; -+ unsigned char tc; // 0-3 -+ unsigned char gyr; // 0 (green), 1(yellow), 2(red) -+}CNS3XXXSARLEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char port; // 0, 1, 2, 3 (cpu port) -+ unsigned char fc_en; // 0(rx/tx disable), 1(rx enable), 2(tx enable), 3(rx/tx enable) -+}CNS3XXXFCEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char enable; // enable: 1 -> IVL, enable: 0 -> SVL -+}CNS3XXXIVLEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char wan_port; -+}CNS3XXXWANPortEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char which_port; -+ unsigned int pvid; -+}CNS3XXXPVIDEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char qa; // queue allocate -+}CNS3XXXQAEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ unsigned char max_len; // maximum frame length -+}CNS3XXXMaxLenEntry; // for ioctl arl ... -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ u8 page; -+ u8 offset; -+ u32 u32_val; -+ u16 u16_val; -+ u8 u8_val; -+ u8 data_len; -+ -+}CNS3XXXBCM53115M; -+ -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ u32 mib[52]; -+ u16 mib_len; -+}CNS3XXXMIBCounter; -+ -+#if 0 -+typedef struct -+{ -+ CNS3XXXIoctlCmd cmd; -+ TXRing *tx_ring; -+ RXRing *rx_ring; -+}CNS3XXXRingStatus; -+#endif -+ -+ -+#endif ---- a/net/core/dev.c -+++ b/net/core/dev.c -@@ -133,6 +133,10 @@ - - #include "net-sysfs.h" - -+#if defined (CONFIG_CNS3XXX_SPPE) -+#include <linux/cns3xxx/sppe.h> -+#endif -+ - /* Instead of increasing this, you should create a hash table. */ - #define MAX_GRO_SKBS 8 - -@@ -1944,6 +1948,197 @@ int weight_p __read_mostly = 64; - - DEFINE_PER_CPU(struct netif_rx_stats, netdev_rx_stat) = { 0, }; - -+#if defined (CONFIG_CNS3XXX_SPPE) -+static struct net_device *tun_netdev = NULL; -+ -+int sppe_pci_fp(struct sk_buff *skb) -+{ -+ SPPE_PARAM param; -+ struct iphdr *iph; -+#if defined (CONFIG_IPV6) -+ struct ipv6hdr *ipv6h; -+#endif -+ struct tcphdr *th; -+ struct udphdr *uh; -+ int pci_dev_index; -+ -+ if (!sppe_hook_ready) { -+ goto NOT_IN_FP; -+ } -+ -+ if (!sppe_pci_fp_ready) { -+ goto NOT_IN_FP; -+ } -+ -+ /* check device packet comes from, is a registed device? */ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ param.cmd = SPPE_CMD_PCI_FP_DEV; -+ param.op = SPPE_OP_GET; -+ param.data.sppe_pci_fp_dev.dev = skb->dev; -+ sppe_pci_fp_hook(¶m); -+ -+ pci_dev_index = param.data.sppe_pci_fp_dev.index; -+ -+ if ((-1) == pci_dev_index) { -+ goto NOT_IN_FP; -+ } -+ -+ if (!tun_netdev) { -+ tun_netdev = dev_get_by_name(&init_net, "fp"); -+ -+ if (!tun_netdev) { -+ goto NOT_IN_FP; -+ } -+ } -+ -+ /* check PPE status */ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ param.cmd = SPPE_CMD_ENABLE; -+ param.op = SPPE_OP_GET; -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to get PPE status!!\n", __FUNCTION__); -+ goto NOT_IN_FP; -+ } -+ -+ if (!param.data.sppe_enable) { -+ goto NOT_IN_FP; -+ } -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ -+ switch (htons(skb->protocol)) { -+ case ETH_P_IP: -+ iph = (struct iphdr *)skb->data; -+ -+ if (5 != iph->ihl) { goto NOT_IN_FP; } -+ -+ if (iph->frag_off & 0x20) { goto NOT_IN_FP; } -+ -+ param.cmd = SPPE_CMD_FLOW_NAT_IPV4; -+ param.op = SPPE_OP_GET; -+ -+ param.data.flow_nat_ipv4.sip = ntohl(iph->saddr); -+ param.data.flow_nat_ipv4.dip = ntohl(iph->daddr); -+ -+ switch (iph->protocol) { -+ case IPPROTO_TCP: -+ th = (struct tcphdr *) ((int *)iph + 5); /* IP header length is 20 */ -+ -+ if ((th->syn) || (th->fin) || (th->rst)) { goto NOT_IN_FP; } -+ -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_TCP; -+ param.data.flow_nat_ipv4.l4.port.src = ntohs(th->source); -+ param.data.flow_nat_ipv4.l4.port.dst = ntohs(th->dest); -+ break; -+ case IPPROTO_UDP: -+ uh = (struct udphdr *) ((int *)iph + 5); /* IP header length is 20 */ -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_UDP; -+ param.data.flow_nat_ipv4.l4.port.src = ntohs(uh->source); -+ param.data.flow_nat_ipv4.l4.port.dst = ntohs(uh->dest); -+ break; -+ default: -+ goto NOT_IN_FP; -+ } -+ -+ if (SPPE_RESULT_SUCCESS != sppe_func_hook(¶m)) { -+ goto NOT_IN_FP; -+ } else { -+ struct ethhdr *eth; -+ -+ eth = (struct ethhdr *)skb->mac_header; -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ param.cmd = SPPE_CMD_ARP; -+ param.op = SPPE_OP_SET; -+ param.data.sppe_arp.s = 1; -+ param.data.sppe_arp.ip[0] = iph->saddr; -+ param.data.sppe_arp.mac[0] = eth->h_source[0]; -+ param.data.sppe_arp.mac[1] = eth->h_source[1]; -+ param.data.sppe_arp.mac[2] = eth->h_source[2]; -+ param.data.sppe_arp.mac[3] = eth->h_source[3]; -+ param.data.sppe_arp.mac[4] = eth->h_source[4]; -+ param.data.sppe_arp.mac[5] = eth->h_source[5]; -+ param.data.sppe_arp.unused_1 = pci_dev_index; -+ -+ if (SPPE_RESULT_SUCCESS != sppe_func_hook(¶m)) { -+ printk("add ARP fail\n"); -+ #if 0 -+ } else { -+ param.data.sppe_arp.unused_1 = 0xf; -+ param.op = SPPE_OP_GET; -+ if (SPPE_RESULT_SUCCESS != sppe_func_hook(¶m)) { -+ printk("read ARP fail\n"); -+ } else { -+ printk("param.data.sppe_arp.unused_1 %d\n", param.data.sppe_arp.unused_1); -+ } -+ #endif -+ } -+ } -+ break; /* case ETH_P_IP: */ -+#if defined (CONFIG_IPV6) -+ case ETH_P_IPV6: -+ ipv6h = (struct ipv6hdr *)skb->data; -+ switch (ipv6h->nexthdr) { -+ case IPPROTO_TCP: -+ th = (struct tcphdr *) ((int *)ipv6h + 10); /* IPv6 header length is 40 bytes */ -+ -+ if ((th->syn) || (th->fin) || (th->rst)) { goto NOT_IN_FP; } -+ -+ param.data.flow_route_ipv6.l4_prot = SPPE_PROT_TCP; -+ param.data.flow_route_ipv6.l4.port.src = ntohs(th->source); -+ param.data.flow_route_ipv6.l4.port.dst = ntohs(th->dest); -+ param.data.flow_route_ipv6.l4_prot = SPPE_PROT_TCP; -+ break; -+ case IPPROTO_UDP: -+ uh = (struct udphdr *) ((int *)ipv6h + 10); /* IPv6 header length is 40 byte */ -+ param.data.flow_route_ipv6.l4_prot = SPPE_PROT_UDP; -+ param.data.flow_route_ipv6.l4.port.src = ntohs(uh->source); -+ param.data.flow_route_ipv6.l4.port.dst = ntohs(uh->dest); -+ break; -+ default: -+ goto NOT_IN_FP; -+ } -+ -+ param.data.flow_route_ipv6.sip[0] = ntohl(ipv6h->saddr.s6_addr32[0]); -+ param.data.flow_route_ipv6.sip[1] = ntohl(ipv6h->saddr.s6_addr32[1]); -+ param.data.flow_route_ipv6.sip[2] = ntohl(ipv6h->saddr.s6_addr32[2]); -+ param.data.flow_route_ipv6.sip[3] = ntohl(ipv6h->saddr.s6_addr32[3]); -+ param.data.flow_route_ipv6.dip[0] = ntohl(ipv6h->daddr.s6_addr32[0]); -+ param.data.flow_route_ipv6.dip[1] = ntohl(ipv6h->daddr.s6_addr32[1]); -+ param.data.flow_route_ipv6.dip[2] = ntohl(ipv6h->daddr.s6_addr32[2]); -+ param.data.flow_route_ipv6.dip[3] = ntohl(ipv6h->daddr.s6_addr32[3]); -+ -+ param.cmd = SPPE_CMD_FLOW_ROUTE_IPV6; -+ param.op = SPPE_OP_GET; -+ -+ if (SPPE_RESULT_SUCCESS != sppe_func_hook(¶m)) { -+ goto NOT_IN_FP; -+ } -+ -+ break; /* case ETH_P_IPV6: */ -+#endif -+ case ETH_P_PPP_SES: -+ break; -+ default: /* unsupport protocol */ -+ goto NOT_IN_FP; -+ } -+ /* Update counter */ -+ skb->dev = tun_netdev; -+ skb->ip_summed = CHECKSUM_NONE; -+ skb_push(skb, ETH_HLEN); -+ -+ dev_queue_xmit(skb); -+ -+return 0; -+ -+NOT_IN_FP: -+ return (-1); -+} -+#endif -+ -+ -+ - - /** - * netif_rx - post buffer to the network code -@@ -1965,6 +2160,12 @@ int netif_rx(struct sk_buff *skb) - struct softnet_data *queue; - unsigned long flags; - -+#if defined (CONFIG_CNS3XXX_SPPE) -+ if (0 == sppe_pci_fp(skb)) { -+ return NET_RX_SUCCESS; -+ } -+#endif -+ - /* if netpoll wants it, pretend we never saw it */ - if (netpoll_rx(skb)) - return NET_RX_DROP; -@@ -2259,6 +2460,12 @@ int netif_receive_skb(struct sk_buff *sk - if (!skb->tstamp.tv64) - net_timestamp(skb); - -+#if defined (CONFIG_CNS3XXX_SPPE) -+ if (0 == sppe_pci_fp(skb)) { -+ return NET_RX_SUCCESS; -+ } -+#endif -+ - if (skb->vlan_tci && vlan_hwaccel_do_receive(skb)) - return NET_RX_SUCCESS; - ---- a/net/netfilter/nf_conntrack_core.c -+++ b/net/netfilter/nf_conntrack_core.c -@@ -42,6 +42,9 @@ - #include <net/netfilter/nf_conntrack_ecache.h> - #include <net/netfilter/nf_nat.h> - #include <net/netfilter/nf_nat_core.h> -+#if defined (CONFIG_CNS3XXX_SPPE) -+#include <linux/cns3xxx/sppe.h> -+#endif - - #define NF_CONNTRACK_VERSION "0.5.0" - -@@ -275,6 +278,92 @@ void nf_ct_insert_dying_list(struct nf_c - } - EXPORT_SYMBOL_GPL(nf_ct_insert_dying_list); - -+#if defined (CONFIG_CNS3XXX_SPPE) -+static int sppe_flow_del(struct nf_conn *ct) -+{ -+ if (sppe_hook_ready) { -+ SPPE_PARAM param; -+ -+ struct nf_conntrack_tuple *orig, *reply; -+ -+ orig = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple; -+ reply = &ct->tuplehash[IP_CT_DIR_REPLY].tuple; -+ -+ if (PF_INET == orig->src.l3num) { -+ param.cmd = SPPE_CMD_FLOW_NAT_IPV4; -+ } else if (PF_INET6 == orig->src.l3num) { -+ param.cmd = SPPE_CMD_FLOW_ROUTE_IPV6; -+ } else { -+ goto SPPE_FLOW_DEL_FINI; -+ } -+ -+ if (IPPROTO_TCP == orig->dst.protonum) { -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_TCP; -+ } else if (IPPROTO_UDP == orig->dst.protonum) { -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_UDP; -+ } else if (IPPROTO_GRE == orig->dst.protonum) { -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_PPTP_GRE; -+ } else { -+ goto SPPE_FLOW_DEL_FINI; -+ } -+ -+ param.op = SPPE_OP_DELETE_OUTDATED; -+ -+ param.data.flow_nat_ipv4.fw = 0; -+ if (SPPE_CMD_FLOW_ROUTE_IPV6 == param.cmd) { -+ param.data.flow_route_ipv6.sip[0] = htonl(orig->src.u3.ip6[0]); -+ param.data.flow_route_ipv6.sip[1] = htonl(orig->src.u3.ip6[1]); -+ param.data.flow_route_ipv6.sip[2] = htonl(orig->src.u3.ip6[2]); -+ param.data.flow_route_ipv6.sip[3] = htonl(orig->src.u3.ip6[3]); -+ param.data.flow_route_ipv6.dip[0] = htonl(orig->dst.u3.ip6[0]); -+ param.data.flow_route_ipv6.dip[1] = htonl(orig->dst.u3.ip6[1]); -+ param.data.flow_route_ipv6.dip[2] = htonl(orig->dst.u3.ip6[2]); -+ param.data.flow_route_ipv6.dip[3] = htonl(orig->dst.u3.ip6[3]); -+ param.data.flow_route_ipv6.l4.port.src = htons(orig->src.u.tcp.port); -+ param.data.flow_route_ipv6.l4.port.dst = htons(orig->dst.u.tcp.port); -+ } else { -+ param.data.flow_nat_ipv4.sip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(orig->dst.u3.ip); -+ param.data.flow_nat_ipv4.l4.port.src = htons(orig->src.u.tcp.port); -+ param.data.flow_nat_ipv4.l4.port.dst = htons(orig->dst.u.tcp.port); -+ } -+ -+ if (SPPE_RESULT_FAIL == sppe_func_hook(¶m)) { -+ return (-1); -+ } -+ -+ param.data.flow_nat_ipv4.fw = 1; -+ -+ if (SPPE_CMD_FLOW_ROUTE_IPV6 == param.cmd) { -+ param.data.flow_route_ipv6.sip[0] = htonl(reply->src.u3.ip6[0]); -+ param.data.flow_route_ipv6.sip[1] = htonl(reply->src.u3.ip6[1]); -+ param.data.flow_route_ipv6.sip[2] = htonl(reply->src.u3.ip6[2]); -+ param.data.flow_route_ipv6.sip[3] = htonl(reply->src.u3.ip6[3]); -+ param.data.flow_route_ipv6.dip[0] = htonl(reply->dst.u3.ip6[0]); -+ param.data.flow_route_ipv6.dip[1] = htonl(reply->dst.u3.ip6[1]); -+ param.data.flow_route_ipv6.dip[2] = htonl(reply->dst.u3.ip6[2]); -+ param.data.flow_route_ipv6.dip[3] = htonl(reply->dst.u3.ip6[3]); -+ -+ param.data.flow_route_ipv6.l4.port.src = htons(reply->src.u.tcp.port); -+ param.data.flow_route_ipv6.l4.port.dst = htons(reply->dst.u.tcp.port); -+ } else { -+ param.data.flow_nat_ipv4.sip = htonl(reply->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(reply->dst.u3.ip); -+ param.data.flow_nat_ipv4.l4.port.src = htons(reply->src.u.tcp.port); -+ param.data.flow_nat_ipv4.l4.port.dst = htons(reply->dst.u.tcp.port); -+ } -+ -+ if (SPPE_RESULT_FAIL == sppe_func_hook(¶m)) { -+ return (-1); -+ } -+ } -+ -+SPPE_FLOW_DEL_FINI: -+ return 0; -+} -+#endif -+ -+ - static void death_by_timeout(unsigned long ul_conntrack) - { - struct nf_conn *ct = (void *)ul_conntrack; -@@ -289,6 +378,16 @@ static void death_by_timeout(unsigned lo - set_bit(IPS_DYING_BIT, &ct->status); - nf_ct_delete_from_lists(ct); - nf_ct_put(ct); -+ -+#if defined (CONFIG_CNS3XXX_SPPE) -+ if (sppe_flow_del(ct)) { -+ #if 0 -+ ct->timeout.expires = jiffies + (120*HZ); -+ add_timer(&ct->timeout); -+ #endif -+ } -+#endif -+ - } - - /* ---- a/net/netfilter/nf_conntrack_proto_gre.c -+++ b/net/netfilter/nf_conntrack_proto_gre.c -@@ -40,6 +40,10 @@ - #include <linux/netfilter/nf_conntrack_proto_gre.h> - #include <linux/netfilter/nf_conntrack_pptp.h> - -+#if defined (CONFIG_CNS3XXX_SPPE) -+#include <linux/cns3xxx/sppe.h> -+#endif -+ - #define GRE_TIMEOUT (30 * HZ) - #define GRE_STREAM_TIMEOUT (180 * HZ) - -@@ -226,6 +230,57 @@ static int gre_print_conntrack(struct se - (ct->proto.gre.stream_timeout / HZ)); - } - -+#if defined (CONFIG_CNS3XXX_SPPE) -+static int sppe_gre_flow_add(struct nf_conn *ct) -+{ -+ SPPE_PARAM param; -+ struct nf_conntrack_tuple *orig, *reply; -+ -+ if (0 == sppe_hook_ready) { -+ return 0; -+ } -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ -+ orig = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple; -+ reply = &ct->tuplehash[IP_CT_DIR_REPLY].tuple; -+ -+ param.cmd = SPPE_CMD_FLOW_NAT_IPV4; -+ param.op = SPPE_OP_SET; -+ -+ param.data.flow_nat_ipv4.fw = 0; -+ param.data.flow_nat_ipv4.sip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(orig->dst.u3.ip); -+ -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_PPTP_GRE; -+ param.data.flow_nat_ipv4.l4.gre.call_id = htons(orig->dst.u.gre.key); -+ -+ param.data.flow_nat_ipv4.nat_ip = htonl(reply->dst.u3.ip); -+ param.data.flow_nat_ipv4.l4.gre.nat_call_id = htons(reply->src.u.gre.key); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv4 from-LAN flow!!\n", __FUNCTION__); -+ } -+ -+ param.data.flow_nat_ipv4.fw = 1; -+ -+ param.data.flow_nat_ipv4.sip = htonl(reply->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(reply->dst.u3.ip); -+ param.data.flow_nat_ipv4.l4.gre.call_id = htons(reply->dst.u.gre.key); -+ -+ param.data.flow_nat_ipv4.nat_ip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.l4.gre.nat_call_id = htons(orig->src.u.gre.key); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv4 from-WAN flow!!\n", __FUNCTION__); -+ } -+ -+ return 0; -+} -+#endif -+ -+ -+ - /* Returns verdict for packet, and may modify conntrack */ - static int gre_packet(struct nf_conn *ct, - const struct sk_buff *skb, -@@ -242,6 +297,10 @@ static int gre_packet(struct nf_conn *ct - /* Also, more likely to be important, and not a probe. */ - set_bit(IPS_ASSURED_BIT, &ct->status); - nf_conntrack_event_cache(IPCT_STATUS, ct); -+#if defined (CONFIG_CNS3XXX_SPPE) -+ sppe_gre_flow_add(ct); -+#endif -+ - } else - nf_ct_refresh_acct(ct, ctinfo, skb, - ct->proto.gre.timeout); ---- a/net/netfilter/nf_conntrack_proto_tcp.c -+++ b/net/netfilter/nf_conntrack_proto_tcp.c -@@ -29,6 +29,10 @@ - #include <net/netfilter/ipv4/nf_conntrack_ipv4.h> - #include <net/netfilter/ipv6/nf_conntrack_ipv6.h> - -+#if defined (CONFIG_CNS3XXX_SPPE) -+#include <linux/cns3xxx/sppe.h> -+#endif -+ - /* "Be conservative in what you do, - be liberal in what you accept from others." - If it's non-zero, we mark only out of window RST segments as INVALID. */ -@@ -814,6 +818,141 @@ static int tcp_error(struct net *net, - return NF_ACCEPT; - } - -+#if defined (CONFIG_CNS3XXX_SPPE) -+static int sppe_tcp_flow_add_ipv4(struct nf_conn *ct) -+{ -+ SPPE_PARAM param; -+ struct nf_conntrack_tuple *orig, *reply; -+ -+ orig = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple; -+ reply = &ct->tuplehash[IP_CT_DIR_REPLY].tuple; -+ -+#if defined (CONFIG_NF_CONNTRACK_PPTP) -+ if (1723 == htons(orig->dst.u.tcp.port)) { -+ /* PPTP Control Protocol, PPTP GRE tunneling need this kind of packet */ -+ return 0; -+ } -+#endif -+#if defined (CONFIG_NF_CONNTRACK_FTP) -+ if (21 == htons(orig->dst.u.tcp.port)) { -+ /* PPTP Control Protocol, PPTP GRE tunneling need this kind of packet */ -+ return 0; -+ } -+#endif -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ -+ param.cmd = SPPE_CMD_FLOW_NAT_IPV4; -+ param.op = SPPE_OP_SET; -+ -+ param.data.flow_nat_ipv4.fw = 0; -+ param.data.flow_nat_ipv4.sip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(orig->dst.u3.ip); -+ -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_TCP; -+ param.data.flow_nat_ipv4.l4.port.src = htons(orig->src.u.tcp.port); -+ param.data.flow_nat_ipv4.l4.port.dst = htons(orig->dst.u.tcp.port); -+ -+ param.data.flow_nat_ipv4.nat_ip = htonl(reply->dst.u3.ip); -+ param.data.flow_nat_ipv4.nat_port = htons(reply->dst.u.tcp.port); -+ param.data.flow_nat_ipv4.max_len = 0x3; -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv4 from-LAN flow!!\n", __FUNCTION__); -+ } -+ -+ param.data.flow_nat_ipv4.fw = 1; -+ param.data.flow_nat_ipv4.sip = htonl(reply->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(reply->dst.u3.ip); -+ param.data.flow_nat_ipv4.l4.port.src = htons(reply->src.u.tcp.port); -+ param.data.flow_nat_ipv4.l4.port.dst = htons(reply->dst.u.tcp.port); -+ -+ param.data.flow_nat_ipv4.nat_ip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.nat_port = htons(orig->src.u.tcp.port); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv4 from-WAN flow!!\n", __FUNCTION__); -+ } -+ -+ return 0; -+} -+ -+static int sppe_tcp_flow_add_ipv6(struct nf_conn *ct) -+{ -+ SPPE_PARAM param; -+ struct nf_conntrack_tuple *orig, *reply; -+ -+ orig = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple; -+ reply = &ct->tuplehash[IP_CT_DIR_REPLY].tuple; -+ -+ if (1723 == htons(orig->dst.u.tcp.port)) { -+ /* PPTP Control Protocol, PPTP GRE tunneling need this kind of packet */ -+ return 0; -+ } -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ -+ param.cmd = SPPE_CMD_FLOW_ROUTE_IPV6; -+ param.op = SPPE_OP_SET; -+ -+ /* from-LAN flow */ -+ param.data.flow_route_ipv6.fw = 0; -+ param.data.flow_route_ipv6.sip[0] = htonl(orig->src.u3.ip6[0]); -+ param.data.flow_route_ipv6.sip[1] = htonl(orig->src.u3.ip6[1]); -+ param.data.flow_route_ipv6.sip[2] = htonl(orig->src.u3.ip6[2]); -+ param.data.flow_route_ipv6.sip[3] = htonl(orig->src.u3.ip6[3]); -+ param.data.flow_route_ipv6.dip[0] = htonl(orig->dst.u3.ip6[0]); -+ param.data.flow_route_ipv6.dip[1] = htonl(orig->dst.u3.ip6[1]); -+ param.data.flow_route_ipv6.dip[2] = htonl(orig->dst.u3.ip6[2]); -+ param.data.flow_route_ipv6.dip[3] = htonl(orig->dst.u3.ip6[3]); -+ param.data.flow_route_ipv6.l4_prot = SPPE_PROT_TCP; -+ param.data.flow_route_ipv6.l4.port.src = htons(orig->src.u.tcp.port); -+ param.data.flow_route_ipv6.l4.port.dst = htons(orig->dst.u.tcp.port); -+ param.data.flow_route_ipv6.max_len = 0x3; -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv6 from-LAN flow!!\n", __FUNCTION__); -+ } -+ -+ /* from-WAN flow */ -+ param.data.flow_route_ipv6.fw = 1; -+ param.data.flow_route_ipv6.sip[0] = htonl(reply->src.u3.ip6[0]); -+ param.data.flow_route_ipv6.sip[1] = htonl(reply->src.u3.ip6[1]); -+ param.data.flow_route_ipv6.sip[2] = htonl(reply->src.u3.ip6[2]); -+ param.data.flow_route_ipv6.sip[3] = htonl(reply->src.u3.ip6[3]); -+ param.data.flow_route_ipv6.dip[0] = htonl(reply->dst.u3.ip6[0]); -+ param.data.flow_route_ipv6.dip[1] = htonl(reply->dst.u3.ip6[1]); -+ param.data.flow_route_ipv6.dip[2] = htonl(reply->dst.u3.ip6[2]); -+ param.data.flow_route_ipv6.dip[3] = htonl(reply->dst.u3.ip6[3]); -+ param.data.flow_route_ipv6.l4.port.src = htons(reply->src.u.tcp.port); -+ param.data.flow_route_ipv6.l4.port.dst = htons(reply->dst.u.tcp.port); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv6 from-LAN flow!!\n", __FUNCTION__); -+ } -+ -+ return 0; -+} -+ -+static int sppe_tcp_flow_add(struct nf_conn *ct) -+{ -+ if (0 == sppe_hook_ready) { -+ return 0; -+ } -+ -+ if (AF_INET == ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num) { -+ sppe_tcp_flow_add_ipv4(ct); -+ return 0; -+ } else if (AF_INET6 == ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num) { -+ sppe_tcp_flow_add_ipv6(ct); -+ return 0; -+ } -+ -+ /* return fail */ -+ return (-1); -+} -+#endif -+ - /* Returns verdict for packet, or -1 for invalid. */ - static int tcp_packet(struct nf_conn *ct, - const struct sk_buff *skb, -@@ -961,11 +1100,18 @@ static int tcp_packet(struct nf_conn *ct - break; - } - -+#if defined (CONFIG_CNS3XXX_SPPE) -+ if(!(th->rst == 1 || th->fin == 1)) { -+#endif - if (!tcp_in_window(ct, &ct->proto.tcp, dir, index, - skb, dataoff, th, pf)) { - spin_unlock_bh(&ct->lock); - return -NF_ACCEPT; - } -+#if defined (CONFIG_CNS3XXX_SPPE) -+ } -+#endif -+ - in_window: - /* From now on we have got in-window packets */ - ct->proto.tcp.last_index = index; -@@ -1015,6 +1161,10 @@ static int tcp_packet(struct nf_conn *ct - connection. */ - set_bit(IPS_ASSURED_BIT, &ct->status); - nf_conntrack_event_cache(IPCT_STATUS, ct); -+#if defined (CONFIG_CNS3XXX_SPPE) -+ /* Add SPPE hardware flow */ -+ sppe_tcp_flow_add(ct); -+#endif - } - nf_ct_refresh_acct(ct, ctinfo, skb, timeout); - ---- a/net/netfilter/nf_conntrack_proto_udp.c -+++ b/net/netfilter/nf_conntrack_proto_udp.c -@@ -24,6 +24,9 @@ - #include <net/netfilter/nf_log.h> - #include <net/netfilter/ipv4/nf_conntrack_ipv4.h> - #include <net/netfilter/ipv6/nf_conntrack_ipv6.h> -+#if defined (CONFIG_CNS3XXX_SPPE) -+#include <linux/cns3xxx/sppe.h> -+#endif - - static unsigned int nf_ct_udp_timeout __read_mostly = 30*HZ; - static unsigned int nf_ct_udp_timeout_stream __read_mostly = 180*HZ; -@@ -63,6 +66,122 @@ static int udp_print_tuple(struct seq_fi - ntohs(tuple->dst.u.udp.port)); - } - -+#if defined (CONFIG_CNS3XXX_SPPE) -+static int sppe_udp_flow_add_ipv4(struct nf_conn *ct) -+{ -+ SPPE_PARAM param; -+ struct nf_conntrack_tuple *orig, *reply; -+ -+ orig = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple; -+ reply = &ct->tuplehash[IP_CT_DIR_REPLY].tuple; -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ -+ param.cmd = SPPE_CMD_FLOW_NAT_IPV4; -+ param.op = SPPE_OP_SET; -+ -+ param.data.flow_nat_ipv4.fw = 0; -+ param.data.flow_nat_ipv4.sip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(orig->dst.u3.ip); -+ param.data.flow_nat_ipv4.l4_prot = SPPE_PROT_UDP; -+ -+ param.data.flow_nat_ipv4.l4.port.src = htons(orig->src.u.tcp.port); -+ param.data.flow_nat_ipv4.l4.port.dst = htons(orig->dst.u.tcp.port); -+ -+ param.data.flow_nat_ipv4.nat_ip = htonl(reply->dst.u3.ip); -+ param.data.flow_nat_ipv4.nat_port = htons(reply->dst.u.tcp.port); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv4 UDP from-LAN flow!!\n", __FUNCTION__); -+ } -+ param.data.flow_nat_ipv4.fw = 1; -+ param.data.flow_nat_ipv4.sip = htonl(reply->src.u3.ip); -+ param.data.flow_nat_ipv4.dip = htonl(reply->dst.u3.ip); -+ -+ param.data.flow_nat_ipv4.l4.port.src = htons(reply->src.u.tcp.port); -+ param.data.flow_nat_ipv4.l4.port.dst = htons(reply->dst.u.tcp.port); -+ -+ param.data.flow_nat_ipv4.nat_ip = htonl(orig->src.u3.ip); -+ param.data.flow_nat_ipv4.nat_port = htons(orig->src.u.tcp.port); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv4 from-WAN flow!!\n", __FUNCTION__); -+ } -+ -+ return 0; -+} -+ -+static int sppe_udp_flow_add_ipv6(struct nf_conn *ct) -+{ -+ SPPE_PARAM param; -+ struct nf_conntrack_tuple *orig, *reply; -+ -+ orig = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple; -+ reply = &ct->tuplehash[IP_CT_DIR_REPLY].tuple; -+ -+ memset(¶m, 0, sizeof(SPPE_PARAM)); -+ -+ param.cmd = SPPE_CMD_FLOW_ROUTE_IPV6; -+ param.op = SPPE_OP_SET; -+ -+ /* from-LAN flow */ -+ param.data.flow_route_ipv6.fw = 0; -+ param.data.flow_route_ipv6.sip[0] = htonl(orig->src.u3.ip6[0]); -+ param.data.flow_route_ipv6.sip[1] = htonl(orig->src.u3.ip6[1]); -+ param.data.flow_route_ipv6.sip[2] = htonl(orig->src.u3.ip6[2]); -+ param.data.flow_route_ipv6.sip[3] = htonl(orig->src.u3.ip6[3]); -+ param.data.flow_route_ipv6.dip[0] = htonl(orig->dst.u3.ip6[0]); -+ param.data.flow_route_ipv6.dip[1] = htonl(orig->dst.u3.ip6[1]); -+ param.data.flow_route_ipv6.dip[2] = htonl(orig->dst.u3.ip6[2]); -+ param.data.flow_route_ipv6.dip[3] = htonl(orig->dst.u3.ip6[3]); -+ param.data.flow_route_ipv6.l4_prot = SPPE_PROT_UDP; -+ param.data.flow_route_ipv6.l4.port.src = htons(orig->src.u.udp.port); -+ param.data.flow_route_ipv6.l4.port.dst = htons(orig->dst.u.udp.port); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv6 from-LAN flow!!\n", __FUNCTION__); -+ } -+ -+ /* from-WAN flow */ -+ param.data.flow_route_ipv6.fw = 1; -+ param.data.flow_route_ipv6.sip[0] = htonl(reply->src.u3.ip6[0]); -+ param.data.flow_route_ipv6.sip[1] = htonl(reply->src.u3.ip6[1]); -+ param.data.flow_route_ipv6.sip[2] = htonl(reply->src.u3.ip6[2]); -+ param.data.flow_route_ipv6.sip[3] = htonl(reply->src.u3.ip6[3]); -+ param.data.flow_route_ipv6.dip[0] = htonl(reply->dst.u3.ip6[0]); -+ param.data.flow_route_ipv6.dip[1] = htonl(reply->dst.u3.ip6[1]); -+ param.data.flow_route_ipv6.dip[2] = htonl(reply->dst.u3.ip6[2]); -+ param.data.flow_route_ipv6.dip[3] = htonl(reply->dst.u3.ip6[3]); -+ param.data.flow_route_ipv6.l4.port.src = htons(reply->src.u.udp.port); -+ param.data.flow_route_ipv6.l4.port.dst = htons(reply->dst.u.udp.port); -+ -+ if (sppe_func_hook(¶m)) { -+ printk("<0><%s> fail to add IPv6 from-LAN flow!!\n", __FUNCTION__); -+ } -+ -+ return 0; -+} -+ -+static int sppe_udp_flow_add(struct nf_conn *ct) -+{ -+ if (0 == sppe_hook_ready) { -+ return 0; -+ } -+ -+ if (AF_INET == ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num) { -+ sppe_udp_flow_add_ipv4(ct); -+ return 0; -+ } else if (AF_INET6 == ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num) { -+ sppe_udp_flow_add_ipv6(ct); -+ return 0; -+ } -+ -+ /* return fail */ -+ return (-1); -+} -+#endif -+ -+ - /* Returns verdict for packet, and may modify conntracktype */ - static int udp_packet(struct nf_conn *ct, - const struct sk_buff *skb, -@@ -77,7 +196,15 @@ static int udp_packet(struct nf_conn *ct - nf_ct_refresh_acct(ct, ctinfo, skb, nf_ct_udp_timeout_stream); - /* Also, more likely to be important, and not a probe */ - if (!test_and_set_bit(IPS_ASSURED_BIT, &ct->status)) -+#if defined (CONFIG_CNS3XXX_SPPE) -+ { -+#endif - nf_conntrack_event_cache(IPCT_STATUS, ct); -+#if defined (CONFIG_CNS3XXX_SPPE) -+ /* Add SPPE hardware flow */ -+ sppe_udp_flow_add(ct); -+ } -+#endif - } else - nf_ct_refresh_acct(ct, ctinfo, skb, nf_ct_udp_timeout); - diff --git a/target/linux/cns3xxx/patches-2.6.31/206-cns3xxx_raid_support.patch b/target/linux/cns3xxx/patches-2.6.31/206-cns3xxx_raid_support.patch deleted file mode 100644 index d6a8bef580..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/206-cns3xxx_raid_support.patch +++ /dev/null @@ -1,438 +0,0 @@ ---- a/crypto/xor.c -+++ b/crypto/xor.c -@@ -25,6 +25,26 @@ - /* The xor routines to use. */ - static struct xor_block_template *active_template; - -+#ifdef CONFIG_CNS3XXX_RAID -+extern void do_cns_rdma_xorgen(unsigned int src_no, unsigned int bytes, -+ void **bh_ptr, void *dst_ptr); -+/** -+ * xor_blocks - one pass xor -+ * @src_count: source count -+ * @bytes: length in bytes -+ * @dest: dest -+ * @srcs: srcs -+ * -+ * Desc: -+ * 1. dest = xor(srcs[0...src_count-1]) within one calc -+ * 2. don't care if dest also be placed in srcs list or not. -+ */ -+void xor_blocks(unsigned int src_count, unsigned int bytes, void *dest, -+ void **srcs) -+{ -+ do_cns_rdma_xorgen(src_count, bytes, srcs, dest); -+} -+#else - void - xor_blocks(unsigned int src_count, unsigned int bytes, void *dest, void **srcs) - { -@@ -51,6 +71,7 @@ xor_blocks(unsigned int src_count, unsig - p4 = (unsigned long *) srcs[3]; - active_template->do_5(bytes, dest, p1, p2, p3, p4); - } -+#endif /* CONFIG_CNS3XXX_RAID */ - EXPORT_SYMBOL(xor_blocks); - - /* Set of all registered templates. */ -@@ -95,7 +116,11 @@ do_xor_speed(struct xor_block_template * - speed / 1000, speed % 1000); - } - -+#ifdef CONFIG_CNS3XXX_RAID -+int -+#else - static int __init -+#endif /* CONFIG_CNS3XXX_RAID */ - calibrate_xor_blocks(void) - { - void *b1, *b2; -@@ -139,7 +164,10 @@ calibrate_xor_blocks(void) - if (f->speed > fastest->speed) - fastest = f; - } -- -+#ifdef CONFIG_CNS3XXX_RAID -+ /* preferred */ -+ fastest = template_list; -+#endif /* CONFIG_CNS3XXX_RAID */ - printk(KERN_INFO "xor: using function: %s (%d.%03d MB/sec)\n", - fastest->name, fastest->speed / 1000, fastest->speed % 1000); - -@@ -151,10 +179,20 @@ calibrate_xor_blocks(void) - return 0; - } - --static __exit void xor_exit(void) { } -+#ifndef CONFIG_CNS3XXX_RAID -+static __exit void xor_exit(void) -+{ -+} -+#endif /* ! CONFIG_CNS3XXX_RAID */ - - MODULE_LICENSE("GPL"); - -+#ifdef CONFIG_CNS3XXX_RAID -+/* -+ * Calibrate in R5 init. -+ */ -+#else - /* when built-in xor.o must initialize before drivers/md/md.o */ - core_initcall(calibrate_xor_blocks); - module_exit(xor_exit); -+#endif /* ! CONFIG_CNS3XXX_RAID */ ---- a/drivers/md/Makefile -+++ b/drivers/md/Makefile -@@ -17,7 +17,7 @@ raid6_pq-y += raid6algos.o raid6recov.o - raid6int8.o raid6int16.o raid6int32.o \ - raid6altivec1.o raid6altivec2.o raid6altivec4.o \ - raid6altivec8.o \ -- raid6mmx.o raid6sse1.o raid6sse2.o -+ raid6mmx.o raid6sse1.o raid6sse2.o raid6cns.o - hostprogs-y += mktables - - # Note: link order is important. All raid personalities ---- a/drivers/md/raid5.c -+++ b/drivers/md/raid5.c -@@ -1817,11 +1817,30 @@ static void compute_block_2(struct strip - compute_parity6(sh, UPDATE_PARITY); - return; - } else { -+#ifdef CONFIG_CNS3XXX_RAID -+ void *ptrs[disks]; -+ -+ count = 0; -+ i = d0_idx; -+ do { -+ ptrs[count++] = page_address(sh->dev[i].page); -+ i = raid6_next_disk(i, disks); -+ if (i != dd_idx1 && i != dd_idx2 && -+ !test_bit(R5_UPTODATE, &sh->dev[i].flags)) -+ printk -+ ("compute_2 with missing block %d/%d\n", -+ count, i); -+ } while (i != d0_idx); -+ -+ raid6_dataq_recov(disks, STRIPE_SIZE, faila, ptrs); -+#else -+ - /* We're missing D+Q; recompute D from P */ - compute_block_1(sh, ((dd_idx1 == sh->qd_idx) ? - dd_idx2 : dd_idx1), - 0); - compute_parity6(sh, UPDATE_PARITY); /* Is this necessary? */ -+#endif /* CONFIG_CNS3XXX_RAID */ - return; - } - } -@@ -5412,8 +5431,21 @@ static struct mdk_personality raid4_pers - .quiesce = raid5_quiesce, - }; - -+#ifdef CONFIG_CNS3XXX_RAID -+extern int calibrate_xor_blocks(void); -+#endif /* CONFIG_CNS3XXX_RAID */ -+ - static int __init raid5_init(void) - { -+ -+#ifdef CONFIG_CNS3XXX_RAID -+ /* Just execute calibrate xor blocks */ -+ int e; -+ e = calibrate_xor_blocks(); -+ if (e) -+ return e; -+#endif /* CONFIG_CNS3XXX_RAID */ -+ - register_md_personality(&raid6_personality); - register_md_personality(&raid5_personality); - register_md_personality(&raid4_personality); ---- a/drivers/md/raid6algos.c -+++ b/drivers/md/raid6algos.c -@@ -49,6 +49,9 @@ extern const struct raid6_calls raid6_al - extern const struct raid6_calls raid6_altivec2; - extern const struct raid6_calls raid6_altivec4; - extern const struct raid6_calls raid6_altivec8; -+#ifdef CONFIG_CNS3XXX_RAID -+extern const struct raid6_calls raid6_cns_raid; -+#endif /* CONFIG_CNS3XXX_RAID */ - - const struct raid6_calls * const raid6_algos[] = { - &raid6_intx1, -@@ -78,6 +81,11 @@ const struct raid6_calls * const raid6_a - &raid6_altivec4, - &raid6_altivec8, - #endif -+#ifdef CONFIG_CNS3XXX_RAID -+ /* CNS3000 HW RAID acceleration */ -+ &raid6_cns_raid, -+#endif /* CONFIG_CNS3XXX_RAID */ -+ - NULL - }; - -@@ -125,7 +133,9 @@ int __init raid6_select_algo(void) - if ( !(*algo)->valid || (*algo)->valid() ) { - perf = 0; - -+#ifndef CONFIG_CNS3XXX_RAID - preempt_disable(); -+#endif - j0 = jiffies; - while ( (j1 = jiffies) == j0 ) - cpu_relax(); -@@ -134,7 +144,9 @@ int __init raid6_select_algo(void) - (*algo)->gen_syndrome(disks, PAGE_SIZE, dptrs); - perf++; - } -+#ifndef CONFIG_CNS3XXX_RAID - preempt_enable(); -+#endif - - if ( (*algo)->prefer > bestprefer || - ((*algo)->prefer == bestprefer && ---- /dev/null -+++ b/drivers/md/raid6cns.c -@@ -0,0 +1,38 @@ -+/* -+ * raid6cns.c -+ * -+ * CNS3xxx xor & gen_syndrome functions -+ * -+ */ -+ -+#ifdef CONFIG_CNS3XXX_RAID -+ -+#include <linux/raid/pq.h> -+ -+extern void do_cns_rdma_gfgen(unsigned int src_no, unsigned int bytes, void **bh_ptr, -+ void *p_dst, void *q_dst); -+ -+/** -+ * raid6_cnsraid_gen_syndrome - CNSRAID Syndrome Generate -+ * -+ * @disks: raid disks -+ * @bytes: length -+ * @ptrs: already arranged stripe ptrs, -+ * disk0=[0], diskNNN=[disks-3], -+ * P/Q=[z0+1] & [z0+2], or, [disks-2], [disks-1] -+ */ -+static void raid6_cnsraid_gen_syndrome(int disks, size_t bytes, void **ptrs) -+{ -+ do_cns_rdma_gfgen(disks - 2, bytes, ptrs, ptrs[disks-2], ptrs[disks-1]); -+} -+ -+const struct raid6_calls raid6_cns_raid = { -+ raid6_cnsraid_gen_syndrome, /* callback */ -+ NULL, /* always valid */ -+ "CNS-RAID", /* name */ -+ 1 /* preferred: revise it to "0" to compare/compete with others algos */ -+}; -+ -+EXPORT_SYMBOL(raid6_cns_raid); -+ -+#endif /* CONFIG_CNS3XXX_RAID */ ---- a/drivers/md/raid6recov.c -+++ b/drivers/md/raid6recov.c -@@ -20,6 +20,136 @@ - - #include <linux/raid/pq.h> - -+#ifdef CONFIG_CNS3XXX_RAID -+#define R6_RECOV_PD 1 -+#define R6_RECOV_DD 2 -+#define R6_RECOV_DQ 3 -+extern void do_cns_rdma_gfgen_pd_dd_dq(unsigned int src_no, unsigned int bytes, -+ void **bh_ptr, void *w1_dst, -+ void *w2_dst, int pd_dd_qd, -+ unsigned int w1_idx, unsigned int w2_idx, -+ unsigned int *src_idx); -+ -+/** -+ * @disks: nr_disks -+ * @bytes: len -+ * @faila: 1st failed DD -+ * @ptrs: ptrs by order {d0, d1, ..., da, ..., dn, P, Q} -+ * -+ * Desc: -+ * new_read_ptrs = {d0, d1, ... dn, Q} -+ * dd1 = faila -+ * p_dst = P -+ */ -+void raid6_datap_recov(int disks, size_t bytes, int faila, void **ptrs) -+{ -+ int cnt = 0; -+ int count = 0; -+ void *p_dst, *q; -+ void *dd1_dst; -+ void *new_read_ptrs[disks - 2]; -+ unsigned int read_idx[disks - 2]; -+ -+ q = ptrs[disks - 1]; -+ p_dst = ptrs[disks - 2]; -+ dd1_dst = ptrs[faila]; -+ -+ while (cnt < disks) { -+ if (cnt != faila && cnt != disks - 2) { -+ new_read_ptrs[count] = ptrs[cnt]; -+ read_idx[count] = cnt; -+ count++; -+ } -+ cnt++; -+ } -+ -+ do_cns_rdma_gfgen_pd_dd_dq(disks - 2, bytes, -+ new_read_ptrs, p_dst, dd1_dst, -+ R6_RECOV_PD, disks - 1, faila + 1, read_idx); -+} -+ -+/** -+ * @disks: nr_disks -+ * @bytes: len -+ * @faila: 1st failed DD -+ * @failb: 2nd failed DD -+ * @ptrs: ptrs by order {d0, d1, ..., da, ..., db, ..., dn, P, Q} -+ * -+ * Desc: -+ * new_read_ptrs = {d0, d1, ... dn, P, Q} -+ * dd1_dst = faila -+ * dd2_dst = failb -+ */ -+void raid6_2data_recov(int disks, size_t bytes, int faila, int failb, -+ void **ptrs) -+{ -+ -+ int cnt = 0; -+ int count = 0; -+ void *p, *q; -+ void *dd1_dst, *dd2_dst; -+ void *new_read_ptrs[disks - 2]; -+ unsigned int read_idx[disks - 2]; -+ -+ q = ptrs[disks - 1]; -+ p = ptrs[disks - 2]; -+ dd1_dst = ptrs[faila]; -+ dd2_dst = ptrs[failb]; -+ -+ while (cnt < disks) { -+ if (cnt != faila && cnt != failb) { -+ new_read_ptrs[count] = ptrs[cnt]; -+ read_idx[count] = cnt; -+ count++; -+ } -+ cnt++; -+ } -+ -+ do_cns_rdma_gfgen_pd_dd_dq(disks - 2, bytes, -+ new_read_ptrs, dd1_dst, dd2_dst, -+ R6_RECOV_DD, faila + 1, failb + 1, read_idx); -+} -+ -+/** -+ * @disks: nr_disks -+ * @bytes: len -+ * @faila: 1st failed DD -+ * @ptrs: ptrs by order {d0, d1, ..., da, ..., dn, P, Q} -+ * -+ * Desc: -+ * new_read_ptrs = {d0, d1, ... dn, P} -+ * dd1 = faila -+ * q_dst = Q -+ */ -+void raid6_dataq_recov(int disks, size_t bytes, int faila, void **ptrs) -+{ -+ int cnt = 0; -+ int count = 0; -+ void *q_dst, *p; -+ void *dd1_dst; -+ void *new_read_ptrs[disks - 2]; -+ unsigned int read_idx[disks - 2]; -+ -+ p = ptrs[disks - 2]; -+ q_dst = ptrs[disks - 1]; -+ dd1_dst = ptrs[faila]; -+ -+ while (cnt < disks) { -+ if (cnt != faila && cnt != disks - 1) { -+ new_read_ptrs[count] = ptrs[cnt]; -+ read_idx[count] = cnt; -+ count++; -+ } -+ cnt++; -+ } -+ -+ do_cns_rdma_gfgen_pd_dd_dq(disks - 2, bytes, -+ new_read_ptrs, dd1_dst, q_dst, -+ R6_RECOV_DQ, faila + 1, disks, read_idx); -+} -+ -+#else /* CONFIG_CNS3XXX_RAID -+ - /* Recover two failed data blocks. */ - void raid6_2data_recov(int disks, size_t bytes, int faila, int failb, - void **ptrs) -@@ -96,6 +226,7 @@ void raid6_datap_recov(int disks, size_t - } - } - EXPORT_SYMBOL_GPL(raid6_datap_recov); -+#endif /* CONFIG_CNS3XXX_RAID */ - - #ifndef __KERNEL__ - /* Testing only */ ---- a/include/linux/raid/pq.h -+++ b/include/linux/raid/pq.h -@@ -100,6 +100,9 @@ void raid6_2data_recov(int disks, size_t - void raid6_datap_recov(int disks, size_t bytes, int faila, void **ptrs); - void raid6_dual_recov(int disks, size_t bytes, int faila, int failb, - void **ptrs); -+#ifdef CONFIG_CNS3XXX_RAID -+void raid6_dataq_recov(int disks, size_t bytes, int faila, void **ptrs); -+#endif /* CONFIG_CNS3XXX_RAID */ - - /* Some definitions to allow code to be compiled for testing in userspace */ - #ifndef __KERNEL__ ---- a/include/linux/raid/xor.h -+++ b/include/linux/raid/xor.h -@@ -1,7 +1,11 @@ - #ifndef _XOR_H - #define _XOR_H - -+#ifdef CONFIG_CNS3XXX_RAID -+#define MAX_XOR_BLOCKS 32 -+#else - #define MAX_XOR_BLOCKS 4 -+#endif /* CONFIG_CNS3XXX_RAID */ - - extern void xor_blocks(unsigned int count, unsigned int bytes, - void *dest, void **srcs); ---- a/mm/mempool.c -+++ b/mm/mempool.c -@@ -250,6 +250,28 @@ repeat_alloc: - } - EXPORT_SYMBOL(mempool_alloc); - -+#ifdef CONFIG_CNS3XXX_RAID -+/** -+ * acs_mempool_alloc - allocate an element from a specific memory pool -+ * @pool: pointer to the memory pool which was allocated via -+ * mempool_create(). -+ * -+ * this function differs from mempool_alloc by directly allocating an element -+ * from @pool without calling @pool->alloc(). -+ */ -+void *acs_mempool_alloc(mempool_t * pool) -+{ -+ unsigned long flags; -+ void *element = NULL; -+ -+ spin_lock_irqsave(&pool->lock, flags); -+ if (likely(pool->curr_nr)) -+ element = remove_element(pool); -+ spin_unlock_irqrestore(&pool->lock, flags); -+ return element; -+} -+#endif /* CONFIG_CNS3XXX_RAID */ -+ - /** - * mempool_free - return an element to the pool. - * @element: pool element pointer. diff --git a/target/linux/cns3xxx/patches-2.6.31/207-cns3xxx_spi_support.patch b/target/linux/cns3xxx/patches-2.6.31/207-cns3xxx_spi_support.patch deleted file mode 100644 index 5556010b06..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/207-cns3xxx_spi_support.patch +++ /dev/null @@ -1,1071 +0,0 @@ ---- a/drivers/spi/Kconfig -+++ b/drivers/spi/Kconfig -@@ -236,6 +236,39 @@ config SPI_XILINX - See the "OPB Serial Peripheral Interface (SPI) (v1.00e)" - Product Specification document (DS464) for hardware details. - -+config SPI_CNS3XXX -+ tristate "CNS3XXX SPI controller" -+ depends on ARCH_CNS3XXX && SPI_MASTER && EXPERIMENTAL -+ select SPI_BITBANG -+ help -+ This enables using the CNS3XXX SPI controller in master -+ mode. -+ -+config SPI_CNS3XXX_DEBUG -+ boolean "Debug support for CNS3XXX SPI drivers" -+ depends on SPI_CNS3XXX -+ help -+ Say "yes" to enable debug messaging -+ -+config SPI_CNS3XXX_2IOREAD -+ bool "CNS3XXX SPI 2 IO Read Mode" -+ depends on SPI_CNS3XXX -+ help -+ This enables 2 IO Read Mode -+ -+config SPI_CNS3XXX_USEDMA -+ bool "CNS3XXX SPI DMA Mode" -+ depends on SPI_CNS3XXX -+ select CNS3XXX_DMAC -+ help -+ This enables DMA Mode -+ -+config SPI_CNS3XXX_USEDMA_DEBUG -+ boolean "Debug support for CNS3XXX SPI DMA drivers" -+ depends on SPI_CNS3XXX_USEDMA -+ help -+ Say "yes" to enable debug messaging -+ - # - # Add new SPI master controllers in alphabetical order above this line - # ---- a/drivers/spi/Makefile -+++ b/drivers/spi/Makefile -@@ -32,6 +32,7 @@ obj-$(CONFIG_SPI_S3C24XX) += spi_s3c24x - obj-$(CONFIG_SPI_TXX9) += spi_txx9.o - obj-$(CONFIG_SPI_XILINX) += xilinx_spi.o - obj-$(CONFIG_SPI_SH_SCI) += spi_sh_sci.o -+obj-$(CONFIG_SPI_CNS3XXX) += spi_cns3xxx.o - # ... add above this line ... - - # SPI protocol drivers (device/link on bus) ---- a/drivers/spi/spi_bitbang.c -+++ b/drivers/spi/spi_bitbang.c -@@ -334,6 +334,14 @@ static void bitbang_work(struct work_str - */ - if (!m->is_dma_mapped) - t->rx_dma = t->tx_dma = 0; -+ -+#ifdef CONFIG_ARCH_CNS3XXX -+ if (t->transfer_list.next == &m->transfers) { -+ t->last_in_message_list = 1; -+ } else { -+ t->last_in_message_list = 0; -+ } -+#endif - status = bitbang->txrx_bufs(spi, t); - } - if (status > 0) ---- a/drivers/spi/spi.c -+++ b/drivers/spi/spi.c -@@ -769,6 +769,89 @@ int spi_write_then_read(struct spi_devic - } - EXPORT_SYMBOL_GPL(spi_write_then_read); - -+#ifdef CONFIG_ARCH_CNS3XXX -+/** -+ * spi_write_read_sync - SPI synchronous write & read -+ * @spi: device with which data will be exchanged -+ * @txbuf: data to be written (need not be dma-safe) -+ * @n_tx: size of txbuf, in bytes -+ * @rxbuf: buffer into which data will be read -+ * @n_rx: size of rxbuf, in bytes (need not be dma-safe) -+ * -+ * This performs a half duplex MicroWire style transaction with the -+ * device, sending txbuf and then reading rxbuf. The return value -+ * is zero for success, else a negative errno status code. -+ * This call may only be used from a context that may sleep. -+ * -+ * Parameters to this routine are always copied using a small buffer; -+ * performance-sensitive or bulk transfer code should instead use -+ * spi_{async,sync}() calls with dma-safe buffers. -+ */ -+int spi_write_read_sync(struct spi_device *spi, -+ const u8 *txbuf, unsigned n_tx, -+ u8 *rxbuf, unsigned n_rx) -+{ -+ static DECLARE_MUTEX(lock); -+ -+ int status; -+ struct spi_message message; -+ struct spi_transfer x; -+ u8 *local_buf; -+ -+ /* Use preallocated DMA-safe buffer. We can't avoid copying here, -+ * (as a pure convenience thing), but we can keep heap costs -+ * out of the hot path ... -+ */ -+#if 0 -+ while (!str8131_spi_bus_idle()){ -+ printk("spi bus is not idle \n"); // do nothing -+ } -+ while (!str8131_spi_tx_buffer_empty()){ -+ printk("spi tx buffer is not empty \n"); // do nothing -+ } -+#endif -+ if ((n_tx + n_rx) > SPI_BUFSIZ) -+ return -EINVAL; -+ spi_message_init(&message); -+ memset(&x, 0, sizeof x); -+ x.len = n_tx; -+ spi_message_add_tail(&x, &message); -+ -+ /* ... unless someone else is using the pre-allocated buffer */ -+ if (down_trylock(&lock)) { -+ local_buf = kmalloc(SPI_BUFSIZ, GFP_KERNEL); -+ if (!local_buf) -+ return -ENOMEM; -+ } else -+ local_buf = buf; -+ -+ memcpy(local_buf, txbuf, n_tx); -+ x.tx_buf = local_buf; -+ x.rx_buf = local_buf + n_tx; -+ -+ /* do the i/o */ -+ status = spi_sync(spi, &message); -+ if (status == 0) { -+ memcpy(rxbuf, x.rx_buf, n_rx); -+ status = message.status; -+ } -+ -+ if (x.tx_buf == buf) -+ up(&lock); -+ else -+ kfree(local_buf); -+ -+ return status; -+} -+ -+EXPORT_SYMBOL_GPL(spi_write_read_sync); -+#endif /* CONFIG_ARCH_CNS3XXX */ -+ -+ -+ -+ -+ -+ - /*-------------------------------------------------------------------------*/ - - static int __init spi_init(void) ---- /dev/null -+++ b/drivers/spi/spi_cns3xxx.c -@@ -0,0 +1,878 @@ -+/******************************************************************************* -+ * -+ * CNS3XXX SPI controller driver (master mode only) -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#include <linux/init.h> -+#include <linux/spinlock.h> -+#include <linux/workqueue.h> -+#include <linux/interrupt.h> -+#include <linux/delay.h> -+#include <linux/errno.h> -+#include <linux/err.h> -+#include <linux/clk.h> -+#include <linux/platform_device.h> -+ -+#include <linux/spi/spi.h> -+#include <linux/spi/spi_bitbang.h> -+#include <linux/mtd/partitions.h> -+#include <linux/dma-mapping.h> -+ -+#include <asm/io.h> -+#include <asm/memory.h> -+#include <asm/dma.h> -+#include <asm/delay.h> -+#include <mach/board.h> -+#include <mach/dmac.h> -+#include <linux/module.h> -+#include <mach/misc.h> -+#include <mach/gpio.h> -+#include <mach/pm.h> -+ -+#define LE8221_SPI_CS 1 -+#define SI3226_SPI_CS 1 -+ -+#define CNS3XXX_SPI_INTERRUPT -+#undef CNS3XXX_SPI_INTERRUPT /* Interrupt is not supported for D2 and SEN */ -+ -+/* -+ * define access macros -+ */ -+#define SPI_MEM_MAP_VALUE(reg_offset) (*((u32 volatile *)(CNS3XXX_SSP_BASE_VIRT + reg_offset))) -+ -+#define SPI_CONFIGURATION_REG SPI_MEM_MAP_VALUE(0x40) -+#define SPI_SERVICE_STATUS_REG SPI_MEM_MAP_VALUE(0x44) -+#define SPI_BIT_RATE_CONTROL_REG SPI_MEM_MAP_VALUE(0x48) -+#define SPI_TRANSMIT_CONTROL_REG SPI_MEM_MAP_VALUE(0x4C) -+#define SPI_TRANSMIT_BUFFER_REG SPI_MEM_MAP_VALUE(0x50) -+#define SPI_RECEIVE_CONTROL_REG SPI_MEM_MAP_VALUE(0x54) -+#define SPI_RECEIVE_BUFFER_REG SPI_MEM_MAP_VALUE(0x58) -+#define SPI_FIFO_TRANSMIT_CONFIG_REG SPI_MEM_MAP_VALUE(0x5C) -+#define SPI_FIFO_TRANSMIT_CONTROL_REG SPI_MEM_MAP_VALUE(0x60) -+#define SPI_FIFO_RECEIVE_CONFIG_REG SPI_MEM_MAP_VALUE(0x64) -+#define SPI_INTERRUPT_STATUS_REG SPI_MEM_MAP_VALUE(0x68) -+#define SPI_INTERRUPT_ENABLE_REG SPI_MEM_MAP_VALUE(0x6C) -+ -+#define SPI_TRANSMIT_BUFFER_REG_ADDR (CNS3XXX_SSP_BASE +0x50) -+#define SPI_RECEIVE_BUFFER_REG_ADDR (CNS3XXX_SSP_BASE +0x58) -+ -+/* Structure for SPI controller of CNS3XXX SOCs */ -+struct cns3xxx_spi { -+ /* bitbang has to be first */ -+ struct spi_bitbang bitbang; -+ struct completion done; -+ wait_queue_head_t wait; -+ -+ int len; -+ int count; -+ int last_in_message_list; -+ -+ /* data buffers */ -+ const unsigned char *tx; -+ unsigned char *rx; -+ -+ struct spi_master *master; -+ struct platform_device *pdev; -+ struct device *dev; -+}; -+ -+static inline u8 cns3xxx_spi_bus_idle(void) -+{ -+ return ((SPI_SERVICE_STATUS_REG & 0x1) ? 0 : 1); -+} -+ -+static inline u8 cns3xxx_spi_tx_buffer_empty(void) -+{ -+ return ((SPI_INTERRUPT_STATUS_REG & (0x1 << 3)) ? 1 : 0); -+} -+ -+static inline u8 cns3xxx_spi_rx_buffer_full(void) -+{ -+ return ((SPI_INTERRUPT_STATUS_REG & (0x1 << 2)) ? 1 : 0); -+} -+ -+u8 cns3xxx_spi_tx_rx(u8 tx_channel, u8 tx_eof, u32 tx_data, -+ u32 * rx_data) -+{ -+ u8 rx_channel; -+ u8 rx_eof; -+ -+ while (!cns3xxx_spi_bus_idle()) ; // do nothing -+ -+ while (!cns3xxx_spi_tx_buffer_empty()) ; // do nothing -+ -+ SPI_TRANSMIT_CONTROL_REG &= ~(0x7); -+ SPI_TRANSMIT_CONTROL_REG |= (tx_channel & 0x3) | ((tx_eof & 0x1) << 2); -+ -+ SPI_TRANSMIT_BUFFER_REG = tx_data; -+ -+ while (!cns3xxx_spi_rx_buffer_full()) ; // do nothing -+ -+ rx_channel = SPI_RECEIVE_CONTROL_REG & 0x3; -+ rx_eof = (SPI_RECEIVE_CONTROL_REG & (0x1 << 2)) ? 1 : 0; -+ -+ *rx_data = SPI_RECEIVE_BUFFER_REG; -+ -+ if ((tx_channel != rx_channel) || (tx_eof != rx_eof)) { -+ return 0; -+ } else { -+ return 1; -+ } -+} -+ -+u8 cns3xxx_spi_tx(u8 tx_channel, u8 tx_eof, u32 tx_data) -+{ -+ -+ while (!cns3xxx_spi_bus_idle()) ; // do nothing -+ -+ while (!cns3xxx_spi_tx_buffer_empty()) ; // do nothing -+ -+ SPI_TRANSMIT_CONTROL_REG &= ~(0x7); -+ SPI_TRANSMIT_CONTROL_REG |= (tx_channel & 0x3) | ((tx_eof & 0x1) << 2); -+ -+ SPI_TRANSMIT_BUFFER_REG = tx_data; -+ -+ return 1; -+} -+ -+ -+ -+#ifdef CONFIG_SPI_CNS3XXX_DEBUG -+static void spi_slave_probe(void) -+{ -+ int i; -+ u32 rx_data1, rx_data2, rx_data3; -+ -+ cns3xxx_spi_tx_rx(0, 0, 0x9f, &rx_data1); -+ cns3xxx_spi_tx_rx(0, 0, 0xff, &rx_data1); -+ cns3xxx_spi_tx_rx(0, 0, 0xff, &rx_data2); -+ cns3xxx_spi_tx_rx(0, 1, 0xff, &rx_data3); -+ printk("[SPI_CNS3XXX_DEBUG] manufacturer: %x\n", rx_data1); -+ printk("[SPI_CNS3XXX_DEBUG] device: %x\n", -+ ((rx_data2 & 0xff) << 8) | (u16) (rx_data3 & 0xff)); -+ -+ cns3xxx_spi_tx_rx(0, 0, 0x03, &rx_data1); -+ cns3xxx_spi_tx_rx(0, 0, 0x00, &rx_data1); -+ cns3xxx_spi_tx_rx(0, 0, 0x00, &rx_data1); -+ cns3xxx_spi_tx_rx(0, 0, 0x00, &rx_data1); -+ for (i = 0; i < 15; i++) { -+ cns3xxx_spi_tx_rx(0, 0, 0xff, &rx_data1); -+ printk("[SPI_CNS3XXX_DEBUG] flash[%02d]:0x%02x\n", i, -+ rx_data1 & 0xff); -+ } -+ cns3xxx_spi_tx_rx(0, 1, 0xff, &rx_data1); -+ printk("[SPI_CNS3XXX_DEBUG] flash[%02d]:0x%02x\n", i, rx_data1 & 0xff); -+} -+#else -+#define spi_slave_probe() do{}while(0) -+#endif -+ -+static inline struct cns3xxx_spi *to_hw(struct spi_device *sdev) -+{ -+ return spi_master_get_devdata(sdev->master); -+} -+ -+static int cns3xxx_spi_setup_transfer(struct spi_device *spi, -+ struct spi_transfer *t) -+{ -+ return 0; -+} -+ -+static void cns3xxx_spi_chipselect(struct spi_device *spi, int value) -+{ -+ unsigned int spi_config; -+ -+ switch (value) { -+ case BITBANG_CS_INACTIVE: -+ break; -+ -+ case BITBANG_CS_ACTIVE: -+ spi_config = SPI_CONFIGURATION_REG; -+ -+ if (spi->mode & SPI_CPHA) -+ spi_config |= (0x1 << 13); -+ else -+ spi_config &= ~(0x1 << 13); -+ -+ if (spi->mode & SPI_CPOL) -+ spi_config |= (0x1 << 14); -+ else -+ spi_config &= ~(0x1 << 14); -+ -+ /* write new configration */ -+ SPI_CONFIGURATION_REG = spi_config; -+ -+ SPI_TRANSMIT_CONTROL_REG &= ~(0x7); -+ SPI_TRANSMIT_CONTROL_REG |= (spi->chip_select & 0x3); -+ -+#if defined(CONFIG_LE8221_CONTROL) -+ if (spi->chip_select == LE8221_SPI_CS) { -+ SPI_CONFIGURATION_REG |= (0x1 << 9); -+ } -+#elif defined (CONFIG_SI3226_CONTROL_API) -+ if (spi->chip_select == SI3226_SPI_CS) { -+ SPI_CONFIGURATION_REG &= ~(0x1 << 9); -+ } -+#endif -+ break; -+ } -+} -+ -+static int cns3xxx_spi_setup(struct spi_device *spi) -+{ -+ if (!spi->bits_per_word) -+ spi->bits_per_word = 8; -+ -+ return 0; -+} -+ -+#ifdef CONFIG_SPI_CNS3XXX_USEDMA -+ -+int cns3xxx_spi_dma_irq_handler(void *pdata) -+{ -+ -+ struct cns3xxx_spi *hw = pdata; -+ complete(&hw->done); -+ -+ return 0; -+} -+ -+static int cns3xxx_spi_dma_initialize(int *rxchan, int *txchan, int *rxevtno, -+ int *txevtno, void *handlerargs) -+{ -+ *rxchan = dmac_get_channel(cns3xxx_spi_dma_irq_handler, handlerargs); -+ if ((*rxchan) == -1) -+ goto fail1; -+ *txchan = dmac_get_channel(NULL, NULL); -+ if ((*txchan) == -1) -+ goto fail2; -+ *rxevtno = 9; -+ if (dmac_get_event(*rxchan, *rxevtno) == -1) -+ goto fail3; -+ *txevtno = 10; -+ if (dmac_get_event(*txchan, *txevtno) == -1) -+ goto fail4; -+ return 0; -+ -+fail4: -+ dmac_release_event(*rxchan, *rxevtno); -+fail3: -+ dmac_release_channel(*txchan); -+fail2: -+ dmac_release_channel(*rxchan); -+fail1: -+ return -1; -+} -+ -+static int cns3xxx_spi_start_dma(int rch, int tch, int rev, int tev, -+ struct spi_transfer *t, struct cns3xxx_spi *hw) -+{ -+ static void *dummy; -+ static dma_addr_t dummy_dma; -+ dma_addr_t rdma, tdma; -+ int rx_inc, tx_inc; -+ int lc0, totlps, lc1, rump; -+ u32 rx_data; -+ -+ if (!dummy) { -+ dummy = dma_alloc_coherent(NULL, 16, &dummy_dma, GFP_KERNEL); -+#ifdef CONFIG_SPI_CNS3XXX_DEBUG_DMA -+ printk("Allocated Memory for dummy buffer va:%p,pa:%x\n", dummy, -+ dummy_dma); -+#endif -+ } -+ if (!dummy) { -+ return -1; -+ } -+ *((uint32_t *) dummy) = 0xffffffff; -+ -+ (t->tx_buf) ? (tdma = t->tx_dma, tx_inc = 1) : -+ (tdma = dummy_dma, tx_inc = 0); -+ (t->rx_buf) ? (rdma = t->rx_dma, rx_inc = 1) : -+ (rdma = dummy_dma, rx_inc = 0); -+ -+#ifdef CONFIG_SPI_CNS3XXX_DEBUG_DMA -+ printk("Here with tdma %x, rdma %x\n", tdma, rdma); -+#endif -+ -+ if(t->len < 3) { -+ if(t->len == 2){ -+ cns3xxx_spi_tx_rx(0,0,(t->tx_buf) ? hw->tx[0] : 0xff ,&rx_data); -+ if(!(t->tx_buf)) -+ hw->rx[0] = rx_data & 0xff; -+ } -+ cns3xxx_spi_dma_irq_handler(hw); -+ return 0; -+ } -+ -+ -+ totlps = t->len - 1 -1; -+ if (totlps > 0x100) { -+ lc0 = 0x100; -+ lc1 = totlps / lc0; -+ rump = totlps % lc0; -+ } else { -+ lc0 = totlps; -+ lc1 = 0; -+ rump = 0; -+ } -+ -+ if(t->tx_buf) { -+ cns3xxx_spi_tx(0,0,*((uint32_t *) t->tx_buf)); -+ tdma+=1; -+ } -+ else { -+ cns3xxx_spi_tx(0,0,0xff); -+ } -+ -+ //SPI_RECEIVE_BUFFER_REG; -+ { -+ DMAC_DMAMOV(tch, SAR, tdma); -+ DMAC_DMAMOV(tch, DAR, SPI_TRANSMIT_BUFFER_REG_ADDR); -+ DMAC_DMAMOV(tch, CCR, -+ dmac_create_ctrlval(tx_inc, 1, 1, 0, 1, 1, 0)); -+ //DMAC_WFE(tch, rev); -+ if (lc1) -+ DMAC_DMALP(tch, 1, lc1); -+ DMAC_DMALP(tch, 0, lc0); -+ DMAC_WFE(tch, rev); -+ DMAC_DMALDS(tch); -+ DMAC_DMASTS(tch); -+ DMAC_DMAWMB(tch); -+ DMAC_DMASEV(tch, tev); -+ DMAC_DMALPEND(tch, 0, -+ DMAWFE_INSTR_SIZE + DMASEV_INSTR_SIZE + -+ DMAWMB_INSTR_SIZE + DMAST_INSTR_SIZE + -+ DMALD_INSTR_SIZE, 1); -+ if (lc1) -+ DMAC_DMALPEND(tch, 1, -+ DMALP_INSTR_SIZE + DMALPEND_INSTR_SIZE + -+ DMAWFE_INSTR_SIZE + DMASEV_INSTR_SIZE + -+ DMAWMB_INSTR_SIZE + DMAST_INSTR_SIZE + -+ DMALD_INSTR_SIZE, 1); -+ -+ if (rump) { -+ DMAC_DMALP(tch, 0, rump); -+ DMAC_WFE(tch, rev); -+ DMAC_DMALDS(tch); -+ DMAC_DMASTS(tch); -+ DMAC_DMAWMB(tch); -+ DMAC_DMASEV(tch, tev); -+ DMAC_DMALPEND(tch, 0, -+ DMAWFE_INSTR_SIZE + DMASEV_INSTR_SIZE + -+ DMAWMB_INSTR_SIZE + DMAST_INSTR_SIZE + -+ DMALD_INSTR_SIZE, 1); -+ } -+ -+ -+ DMAC_DMAEND(tch); -+ DMAC_DMAGO(tch); -+ } -+ { -+ DMAC_DMAMOV(rch, SAR, SPI_RECEIVE_BUFFER_REG_ADDR); -+ DMAC_DMAMOV(rch, DAR, rdma); -+ DMAC_DMAMOV(rch, CCR, -+ dmac_create_ctrlval(0, 1, 1, rx_inc, 1, 1, 0)); -+ -+ if (lc1) -+ DMAC_DMALP(rch, 1, lc1); -+ DMAC_DMALP(rch, 0, lc0); -+ DMAC_DMAWFP(rch, DMAC_SPI_PERIPH_ID, PERIPHERAL); -+ DMAC_DMALDP(rch, DMAC_SPI_PERIPH_ID, 0); -+ DMAC_DMASTS(rch); -+ DMAC_DMAWMB(rch); -+ DMAC_DMASEV(rch, rev); -+ DMAC_WFE(rch, tev); -+ DMAC_DMALPEND(rch, 0, -+ DMAWFE_INSTR_SIZE + DMASEV_INSTR_SIZE + -+ DMAWMB_INSTR_SIZE + DMAST_INSTR_SIZE + -+ DMALDP_INSTR_SIZE + DMAWFP_INSTR_SIZE, 1); -+ if (lc1) -+ DMAC_DMALPEND(rch, 1, -+ DMAWFE_INSTR_SIZE + -+ DMASEV_INSTR_SIZE + DMAWMB_INSTR_SIZE + -+ DMAST_INSTR_SIZE + DMALDP_INSTR_SIZE + -+ DMAWFP_INSTR_SIZE + DMALP_INSTR_SIZE + -+ DMALPEND_INSTR_SIZE, 1); -+ -+ -+ if (rump) { -+ DMAC_DMALP(rch, 0, rump); -+ DMAC_DMAWFP(rch, DMAC_SPI_PERIPH_ID, PERIPHERAL); -+ DMAC_DMALDP(rch, DMAC_SPI_PERIPH_ID, 0); -+ DMAC_DMASTS(rch); -+ DMAC_DMAWMB(rch); -+ DMAC_DMASEV(rch, rev); -+ DMAC_WFE(rch, tev); -+ DMAC_DMALPEND(rch, 0, -+ DMAWFE_INSTR_SIZE + -+ DMASEV_INSTR_SIZE + DMAWMB_INSTR_SIZE + -+ DMAST_INSTR_SIZE + DMALDP_INSTR_SIZE + -+ DMAWFP_INSTR_SIZE, 1); -+ } -+ // extra RX -+ DMAC_DMAWFP(rch, DMAC_SPI_PERIPH_ID, PERIPHERAL); -+ DMAC_DMALDP(rch, DMAC_SPI_PERIPH_ID, 0); -+ DMAC_DMASTS(rch); -+ DMAC_DMAWMB(rch); -+ -+ DMAC_DMAFLUSHP(rch, DMAC_SPI_PERIPH_ID); -+ DMAC_DMASEV(rch, rch); // This will generate an interrupt -+ DMAC_DMAEND(rch); -+ DMAC_DMAGO(rch); -+ } -+ return 0; -+} -+ -+static void cns3xxx_spi_dma_uninitialize(int rch, int tch, int revt, int tevt) -+{ -+ dmac_release_event(rch, revt); -+ dmac_release_event(tch, tevt); -+ dmac_release_channel(rch); -+ dmac_release_channel(tch); -+ return; -+} -+ -+#endif /* CONFIG_SPI_CNS3XXX_USEDMA */ -+ -+static int cns3xxx_spi_txrx(struct spi_device *spi, struct spi_transfer *t) -+{ -+ struct cns3xxx_spi *hw = to_hw(spi); -+#ifdef CONFIG_SPI_CNS3XXX_USEDMA -+ int spi_rxchan, spi_txchan, spi_rxevt, spi_txevt; -+ int rx_data; -+#endif -+ dev_dbg(&spi->dev, "txrx: tx %p, rx %p, len %d\n", t->tx_buf, t->rx_buf, -+ t->len); -+ -+ hw->tx = t->tx_buf; -+ hw->rx = t->rx_buf; -+ hw->len = t->len; -+ hw->count = 0; -+ hw->last_in_message_list = t->last_in_message_list; -+ -+#ifdef CONFIG_SPI_CNS3XXX_USEDMA -+ init_completion(&hw->done); -+ -+ if (cns3xxx_spi_dma_initialize -+ (&spi_rxchan, &spi_txchan, &spi_rxevt, &spi_txevt, hw)) { -+ dev_dbg(&spi->dev, "%s:%d Could not initialize DMA. \n", -+ __FUNCTION__, __LINE__); -+ return 0; -+ } -+ -+ if (t->tx_buf) -+ t->tx_dma = -+ dma_map_single(NULL, t->tx_buf, t->len, DMA_TO_DEVICE); -+ if (t->rx_buf) -+ t->rx_dma = -+ dma_map_single(NULL, t->rx_buf, t->len, DMA_FROM_DEVICE); -+ -+ if (cns3xxx_spi_start_dma -+ (spi_rxchan, spi_txchan, spi_rxevt, spi_txevt, t, hw)) { -+ dev_dbg(&spi->dev, "Could not start DMA. \n"); -+ if (t->tx_buf) -+ dma_unmap_single(NULL, t->tx_dma, t->len, -+ DMA_TO_DEVICE); -+ t->tx_dma = 0; -+ if (t->rx_buf) -+ dma_unmap_single(NULL, t->rx_dma, t->len, -+ DMA_FROM_DEVICE); -+ t->rx_dma = 0; -+ cns3xxx_spi_dma_uninitialize(spi_rxchan, spi_txchan, spi_rxevt, -+ spi_txevt); -+ return 0; -+ } -+ -+ wait_for_completion(&hw->done); -+ -+ dev_dbg(&spi->dev, "DMA reported completion of transfer of %d bytes\n", -+ t->len - 1); -+ -+ if (t->tx_buf) -+ dma_unmap_single(NULL, t->tx_dma, t->len, DMA_TO_DEVICE); -+ t->tx_dma = 0; -+ if (t->rx_buf) -+ dma_unmap_single(NULL, t->rx_dma, t->len, DMA_FROM_DEVICE); -+ t->rx_dma = 0; -+ cns3xxx_spi_dma_uninitialize(spi_rxchan, spi_txchan, spi_rxevt, -+ spi_txevt); -+ -+ if (t->last_in_message_list) -+ cns3xxx_spi_tx_rx(spi->chip_select, 1, -+ (hw->tx) ? hw->tx[hw->len - 1] : 0xff, -+ &rx_data); -+ else -+ cns3xxx_spi_tx_rx(spi->chip_select, 0, -+ (hw->tx) ? hw->tx[hw->len - 1] : 0xff, -+ &rx_data); -+ -+ if (hw->rx) -+ hw->rx[hw->len - 1] = rx_data & 0xff; -+ -+ return hw->len; -+ -+#else /* !CONFIG_SPI_CNS3XXX_USEDMA */ -+ -+#ifdef CNS3XXX_SPI_INTERRUPT -+ -+ init_completion(&hw->done); -+ -+ /* Effectively, we are enabling only the Receive Buffer Interrupt Enable */ -+ /* TX Buf Underrun and RX Buf Overrun are not to happen */ -+ SPI_INTERRUPT_ENABLE_REG = (0x1 << 2); -+// (0x0) | (0x1 << 2) | (0x0 << 3) | (0x1 << 6) | (0x1 << 7); -+ -+ /* Write data and wait for completion */ -+ SPI_TRANSMIT_CONTROL_REG &= ~(0x7); -+ SPI_TRANSMIT_CONTROL_REG |= (spi->chip_select & 0x3) | -+ ((((hw->last_in_message_list) && (hw->len == 1)) ? 0x1 : 0x0) << 2); -+ -+ SPI_TRANSMIT_BUFFER_REG = (hw->tx) ? hw->tx[hw->count] : 0xff; -+ -+ wait_for_completion(&hw->done); -+ -+ SPI_INTERRUPT_ENABLE_REG = 0; -+ -+ return hw->count; -+ -+#else /* !CNS3XXX_SPI_INTERRUPT */ -+ -+ init_completion(&hw->done); -+ -+ if (hw->tx) { -+ int i; -+ u32 rx_data; -+ for (i = 0; i < (hw->len - 1); i++) { -+ dev_dbg(&spi->dev, -+ "[SPI_CNS3XXX_DEBUG] hw->tx[%02d]: 0x%02x\n", i, -+ hw->tx[i]); -+ cns3xxx_spi_tx_rx(spi->chip_select, 0, hw->tx[i], -+ &rx_data); -+ if (hw->rx) { -+ hw->rx[i] = rx_data; -+ dev_dbg(&spi->dev, -+ "[SPI_CNS3XXX_DEBUG] hw->rx[%02d]: 0x%02x\n", -+ i, hw->rx[i]); -+ } -+ } -+ -+ if (t->last_in_message_list) { -+ cns3xxx_spi_tx_rx(spi->chip_select, 1, hw->tx[i], -+ &rx_data); -+ if (hw->rx) { -+ hw->rx[i] = rx_data; -+ dev_dbg(&spi->dev, -+ "[SPI_CNS3XXX_DEBUG] hw->rx[%02d]: 0x%02x\n", -+ i, hw->rx[i]); -+ } -+ } else { -+ cns3xxx_spi_tx_rx(spi->chip_select, 0, hw->tx[i], -+ &rx_data); -+ } -+ goto done; -+ } -+ -+ if (hw->rx) { -+ int i; -+ u32 rx_data; -+ for (i = 0; i < (hw->len - 1); i++) { -+ cns3xxx_spi_tx_rx(spi->chip_select, 0, 0xff, &rx_data); -+ hw->rx[i] = rx_data; -+ dev_dbg(&spi->dev, -+ "[SPI_CNS3XXX_DEBUG] hw->rx[%02d]: 0x%02x\n", i, -+ hw->rx[i]); -+ } -+ -+ if (t->last_in_message_list) { -+ cns3xxx_spi_tx_rx(spi->chip_select, 1, 0xff, &rx_data); -+ } else { -+ cns3xxx_spi_tx_rx(spi->chip_select, 0, 0xff, &rx_data); -+ } -+ hw->rx[i] = rx_data; -+ dev_dbg(&spi->dev, "[SPI_CNS3XXX_DEBUG] hw->rx[%02d]: 0x%02x\n", -+ i, hw->rx[i]); -+ } -+done: -+ return hw->len; -+ -+#endif /* CNS3XXX_SPI_INTERRUPT */ -+ -+#endif /* CONFIG_SPI_CNS3XXX_USEDMA */ -+} -+ -+#ifdef CNS3XXX_SPI_INTERRUPT -+/* Driver supports single master only. -+ * We have disabled fifo, so we wait for the receive buff full interrupt. -+ * Receive Buff overrun, transmit buff underrun are not to happen -+ */ -+static irqreturn_t cns3xxx_spi_irq(int irq, void *dev) -+{ -+ struct cns3xxx_spi *hw = dev; -+ uint32_t int_status; -+ uint8_t data; -+ unsigned int count = hw->count; -+ -+ /* Read the interrupt status and clear interrupt */ -+ int_status = SPI_INTERRUPT_STATUS_REG; -+ -+ if (!(int_status & (0x1 << 2))) { -+ printk("DEBUG THIS ! Unexpected interrupt (status = 0x%x)", int_status); -+ /* Clearing spurious interrupts */ -+ SPI_INTERRUPT_STATUS_REG = (0xF << 4); -+ goto irq_done; -+ } -+ -+ /* Read to clear */ -+ data = SPI_RECEIVE_BUFFER_REG & 0xff; -+ -+ if (hw->rx) -+ hw->rx[hw->count] = data; -+ -+ hw->count++; -+ hw->len--; -+ -+ if (hw->len) { -+ SPI_TRANSMIT_CONTROL_REG |= -+ ((((hw->last_in_message_list) && (hw->len == 1)) ? 0x1 : 0x0) << 2); -+ SPI_TRANSMIT_BUFFER_REG = (hw->tx) ? hw->tx[hw->count] : 0xff; -+ } else { -+ complete(&hw->done); -+ } -+ -+irq_done: -+ return IRQ_HANDLED; -+} -+#endif -+ -+static void __init cns3xxx_spi_initial(void) -+{ -+ -+ /* share pin config. */ -+#if 1 -+#if 0 -+ /* GPIOB18 is set to PCM by default */ -+ MISC_GPIOB_PIN_ENABLE_REG &= ~(MISC_GSW_P0_CRS_PIN); -+ gpio_direction_output(50, 1); -+#endif -+ PM_PLL_HM_PD_CTRL_REG &= ~(0x1 << 5); -+ HAL_MISC_ENABLE_SPI_PINS(); -+ HAL_MISC_ENABLE_PCM_PINS(); /* this just for PCM test */ -+ cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SPI_PCM_I2C)); -+ cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SPI_PCM_I2C)); -+#endif -+ -+ SPI_CONFIGURATION_REG = (((0x0 & 0x3) << 0) | /* 8bits shift length */ -+ (0x0 << 9) | /* SPI mode */ -+ (0x0 << 10) | /* disable FIFO */ -+ (0x1 << 11) | /* SPI master mode */ -+ (0x0 << 12) | /* disable SPI loopback mode */ -+ (0x1 << 13) | /* clock phase */ -+ (0x1 << 14) | /* clock polarity */ -+ (0x0 << 24) | /* disable - SPI data swap */ -+#ifdef CONFIG_SPI_CNS3XXX_2IOREAD -+ (0x1 << 29) | /* enable - 2IO Read mode */ -+#else -+ (0x0 << 29) | /* disablea - 2IO Read mode */ -+#endif -+ (0x0 << 30) | /* disable - SPI high speed read for system boot up */ -+ (0x0 << 31)); /* disable - SPI */ -+ -+ /* Set SPI bit rate PCLK/2 */ -+ SPI_BIT_RATE_CONTROL_REG = 0x1; -+ -+ /* Set SPI Tx channel 0 */ -+ SPI_TRANSMIT_CONTROL_REG = 0x0; -+ -+ /* Set Tx FIFO Threshold, Tx FIFO has 2 words */ -+ SPI_FIFO_TRANSMIT_CONFIG_REG &= ~(0x03 << 4); -+ SPI_FIFO_TRANSMIT_CONFIG_REG |= ((0x0 & 0x03) << 4); -+ -+ /* Set Rx FIFO Threshold, Rx FIFO has 2 words */ -+ SPI_FIFO_RECEIVE_CONFIG_REG &= ~(0x03 << 4); -+ SPI_FIFO_RECEIVE_CONFIG_REG |= ((0x0 & 0x03) << 4); -+ -+ /* Disable all interrupt */ -+ SPI_INTERRUPT_ENABLE_REG = 0x0; -+ -+ /* Clear spurious interrupt sources */ -+ SPI_INTERRUPT_STATUS_REG = (0x0F << 4); -+ -+ /* Enable SPI */ -+ SPI_CONFIGURATION_REG |= (0x1 << 31); -+ -+ return; -+} -+ -+static int __init cns3xxx_spi_probe(struct platform_device *pdev) -+{ -+ struct spi_master *master; -+ struct cns3xxx_spi *hw; -+ int err = 0; -+ -+ printk("%s: setup CNS3XXX SPI Controller", __FUNCTION__); -+#ifdef CONFIG_SPI_CNS3XXX_USEDMA -+ printk(" w/ DMA \n"); -+#else -+#ifdef CNS3XXX_SPI_INTERRUPT -+ printk(" in Interrupt mode, w/o DMA \n"); -+#else -+ printk(" in polling mode, w/o DMA \n"); -+#endif -+#endif -+ -+ /* share pin config. */ -+// HAL_MISC_ENABLE_SPI_PINS(); -+ -+ /* Allocate master with space for cns3xxx_spi */ -+ master = spi_alloc_master(&pdev->dev, sizeof(struct cns3xxx_spi)); -+ if (master == NULL) { -+ dev_err(&pdev->dev, "No memory for spi_master\n"); -+ err = -ENOMEM; -+ goto err_nomem; -+ } -+ -+ hw = spi_master_get_devdata(master); -+ memset(hw, 0, sizeof(struct cns3xxx_spi)); -+ -+ hw->master = spi_master_get(master); -+ hw->dev = &pdev->dev; -+ -+ platform_set_drvdata(pdev, hw); -+ init_completion(&hw->done); -+ -+ /* setup the master state. */ -+ -+ master->num_chipselect = 4; -+ master->bus_num = 1; -+ -+ /* setup the state for the bitbang driver */ -+ -+ hw->bitbang.master = hw->master; -+ hw->bitbang.setup_transfer = cns3xxx_spi_setup_transfer; -+ hw->bitbang.chipselect = cns3xxx_spi_chipselect; -+ hw->bitbang.txrx_bufs = cns3xxx_spi_txrx; -+ hw->bitbang.master->setup = cns3xxx_spi_setup; -+ -+ dev_dbg(hw->dev, "bitbang at %p\n", &hw->bitbang); -+ -+#ifdef CNS3XXX_SPI_INTERRUPT -+ err = request_irq(IRQ_CNS3XXX_SPI, cns3xxx_spi_irq, IRQF_SHARED, "cns3xxx_spi", hw); -+ if (err) { -+ dev_err(&pdev->dev, "Cannot claim IRQ\n"); -+ goto err_no_irq; -+ } -+#endif -+ -+ /* SPI controller initializations */ -+ cns3xxx_spi_initial(); -+ -+ /* register SPI controller */ -+ -+ err = spi_bitbang_start(&hw->bitbang); -+ if (err) { -+ dev_err(&pdev->dev, "Failed to register SPI master\n"); -+ goto err_register; -+ } -+ -+ spi_slave_probe(); -+ -+ return 0; -+ -+err_register: -+#ifdef CNS3XXX_SPI_INTERRUPT -+err_no_irq: -+#endif -+ spi_master_put(hw->master);; -+ -+err_nomem: -+ return err; -+} -+ -+static int __devexit cns3xxx_spi_remove(struct platform_device *dev) -+{ -+ struct cns3xxx_spi *hw = platform_get_drvdata(dev); -+ -+ platform_set_drvdata(dev, NULL); -+ -+ spi_unregister_master(hw->master); -+ -+ //cns3xxx_spi_clk_disable(); -+ -+ spi_master_put(hw->master); -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+ -+static int cns3xxx_spi_suspend(struct platform_device *pdev, pm_message_t msg) -+{ -+ struct cns3xxx_spi *hw = platform_get_drvdata(pdev); -+ -+ //cns3xxx_spi_clk_disable(); -+ return 0; -+} -+ -+static int cns3xxx_spi_resume(struct platform_device *pdev) -+{ -+ struct cns3xxx_spi *hw = platform_get_drvdata(pdev); -+ -+ //cns3xxx_spi_clk_enable() -+ return 0; -+} -+ -+#else -+#define cns3xxx_spi_suspend NULL -+#define cns3xxx_spi_resume NULL -+#endif -+ -+static struct platform_driver cns3xxx_spi_driver = { -+ .probe = cns3xxx_spi_probe, -+ .remove = __devexit_p(cns3xxx_spi_remove), -+ .suspend = cns3xxx_spi_suspend, -+ .resume = cns3xxx_spi_resume, -+ .driver = { -+ .name = "cns3xxx_spi", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static int __init cns3xxx_spi_init(void) -+{ -+ return platform_driver_register(&cns3xxx_spi_driver); -+} -+ -+static void __exit cns3xxx_spi_exit(void) -+{ -+ platform_driver_unregister(&cns3xxx_spi_driver); -+} -+ -+module_init(cns3xxx_spi_init); -+module_exit(cns3xxx_spi_exit); -+ -+MODULE_AUTHOR("Cavium Networks"); -+MODULE_DESCRIPTION("CNS3XXX SPI Controller Driver"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS("platform:cns3xxx_spi"); -+ -+EXPORT_SYMBOL_GPL(cns3xxx_spi_tx_rx); ---- a/include/linux/spi/spi.h -+++ b/include/linux/spi/spi.h -@@ -424,6 +424,12 @@ struct spi_transfer { - u16 delay_usecs; - u32 speed_hz; - -+#ifdef CONFIG_ARCH_CNS3XXX -+ unsigned last_in_message_list; -+#ifdef CONFIG_SPI_CNS3XXX_2IOREAD -+ u8 dio_read; -+#endif -+#endif - struct list_head transfer_list; - }; - -@@ -627,6 +633,13 @@ spi_read(struct spi_device *spi, u8 *buf - return spi_sync(spi, &m); - } - -+#ifdef CONFIG_ARCH_CNS3XXX -+extern int spi_write_read_sync(struct spi_device *spi, -+ const u8 *txbuf, unsigned n_tx, -+ u8 *rxbuf, unsigned n_rx); -+ -+#endif -+ - /* this copies txbuf and rxbuf data; for small transfers only! */ - extern int spi_write_then_read(struct spi_device *spi, - const u8 *txbuf, unsigned n_tx, diff --git a/target/linux/cns3xxx/patches-2.6.31/208-cns3xxx_usb_support.patch b/target/linux/cns3xxx/patches-2.6.31/208-cns3xxx_usb_support.patch deleted file mode 100644 index 15efaca199..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/208-cns3xxx_usb_support.patch +++ /dev/null @@ -1,25625 +0,0 @@ ---- a/drivers/usb/core/Kconfig -+++ b/drivers/usb/core/Kconfig -@@ -106,11 +106,11 @@ config USB_SUSPEND - - If you are unsure about this, say N here. - --config USB_OTG -- bool -- depends on USB && EXPERIMENTAL -- select USB_SUSPEND -- default n -+#config USB_OTG -+# bool -+# depends on USB && EXPERIMENTAL -+# select USB_SUSPEND -+# default n - - - config USB_OTG_WHITELIST ---- a/drivers/usb/core/urb.c -+++ b/drivers/usb/core/urb.c -@@ -17,7 +17,11 @@ static void urb_destroy(struct kref *kre - - if (urb->transfer_flags & URB_FREE_BUFFER) - kfree(urb->transfer_buffer); -- -+ if(urb->aligned_transfer_buffer){ -+ kfree(urb->aligned_transfer_buffer); -+ urb->aligned_transfer_buffer=0; -+ urb->aligned_transfer_dma=0; -+ } - kfree(urb); - } - -@@ -91,6 +95,7 @@ void usb_free_urb(struct urb *urb) - { - if (urb) - kref_put(&urb->kref, urb_destroy); -+ - } - EXPORT_SYMBOL_GPL(usb_free_urb); - ---- a/drivers/usb/gadget/file_storage.c -+++ b/drivers/usb/gadget/file_storage.c -@@ -225,9 +225,9 @@ - * of the Gadget, USB Mass Storage, and SCSI protocols. - */ - -- --/* #define VERBOSE_DEBUG */ --/* #define DUMP_MSGS */ -+#define DEBUG -+#define VERBOSE_DEBUG -+#define DUMP_MSGS - - - #include <linux/blkdev.h> -@@ -3086,7 +3086,9 @@ static int received_cbw(struct fsg_dev * - if (req->actual != USB_BULK_CB_WRAP_LEN || - cbw->Signature != cpu_to_le32( - USB_BULK_CB_SIG)) { -- DBG(fsg, "invalid CBW: len %u sig 0x%x\n", -+ DBG(fsg, "invalid CBW: bh %.8x buf %.8x len %u sig 0x%x\n", -+ (u32)bh, -+ (u32)bh->buf, - req->actual, - le32_to_cpu(cbw->Signature)); - -@@ -4097,6 +4099,7 @@ static int __init fsg_bind(struct usb_ga - * the buffer will also work with the bulk-out (and - * interrupt-in) endpoint. */ - bh->buf = kmalloc(mod_data.buflen, GFP_KERNEL); -+ VDBG(fsg,"%s: %d, bh=%.8x, buf=%.8x\n",__func__,i,bh,bh->buf); - if (!bh->buf) - goto out; - bh->next = bh + 1; ---- a/drivers/usb/gadget/Kconfig -+++ b/drivers/usb/gadget/Kconfig -@@ -495,6 +495,16 @@ config USB_LANGWELL - default USB_GADGET - select USB_GADGET_SELECTED - -+config USB_GADGET_CNS3XXX_OTG -+ boolean "CNS3XXX peripheral controller" -+ depends on USB_CNS3XXX_OTG_BOTH || USB_CNS3XXX_OTG_PCD_ONLY -+# select USB_OTG -+ select USB_GADGET_DUALSPEED -+ select USB_GADGET_SELECTED -+ select USB_GADGET_SNPS_DWC_OTG -+ help -+ Selects the CNS3XXX Perpheral Controller driver -+ - - # - # LAST -- dummy/emulated controller ---- /dev/null -+++ b/drivers/usb/host/ehci-cns3xxx.c -@@ -0,0 +1,171 @@ -+ -+#include <linux/platform_device.h> -+#include <mach/board.h> -+#include <mach/pm.h> -+ -+#define cns3xxx_ioremap ioremap -+#define cns3xxx_iounmap(addr) iounmap -+ -+static int cns3xxx_ehci_init(struct usb_hcd *hcd) -+{ -+ struct ehci_hcd *ehci = hcd_to_ehci(hcd); -+ int retval = 0; -+ -+ printk("%s: !!WARNING!! to verify the following ehci->caps ehci->regs \n", -+ __FUNCTION__); -+#ifdef CONFIG_SILICON -+ //OTG PHY -+ //cns3xxx_pwr_power_up(1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY0); -+ //USB PHY -+ //cns3xxx_pwr_power_up(1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY1); -+ cns3xxx_pwr_power_up(1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_USB); -+ cns3xxx_pwr_clk_en(1<<PM_CLK_GATE_REG_OFFSET_USB_HOST); -+ cns3xxx_pwr_soft_rst(1<<PM_SOFT_RST_REG_OFFST_USB_HOST); -+ //cns3xxx_pwr_clk_en(1<<PM_CLK_GATE_REG_OFFSET_USB_OTG); -+ //cns3xxx_pwr_soft_rst(1<<PM_SOFT_RST_REG_OFFST_USB_OTG); -+#endif //CONFIG_SILICON -+ -+ ehci->caps = hcd->regs; -+ ehci->regs = hcd->regs -+ + HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); -+ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); -+ -+ hcd->has_tt = 0; -+ ehci_reset(ehci); -+ -+ retval = ehci_init(hcd); -+ if (retval) -+ return retval; -+ -+ /* XXX: Only for FPGA, remove it later */ -+ ehci_writel(ehci, 0x00800080, hcd->regs + 0x94); -+ -+ ehci_port_power(ehci, 0); -+ -+ return retval; -+} -+ -+static const struct hc_driver cns3xxx_ehci_hc_driver = { -+ .description = hcd_name, -+ .product_desc = "CNS3XXX EHCI Host Controller", -+ .hcd_priv_size = sizeof(struct ehci_hcd), -+ .irq = ehci_irq, -+ .flags = HCD_MEMORY | HCD_USB2, -+ .reset = cns3xxx_ehci_init, -+ .start = ehci_run, -+ .stop = ehci_stop, -+ .shutdown = ehci_shutdown, -+ .urb_enqueue = ehci_urb_enqueue, -+ .urb_dequeue = ehci_urb_dequeue, -+ .endpoint_disable = ehci_endpoint_disable, -+ .get_frame_number = ehci_get_frame, -+ .hub_status_data = ehci_hub_status_data, -+ .hub_control = ehci_hub_control, -+#if defined(CONFIG_PM) -+ .bus_suspend = ehci_bus_suspend, -+ .bus_resume = ehci_bus_resume, -+#endif -+ .relinquish_port = ehci_relinquish_port, -+ .port_handed_over = ehci_port_handed_over, -+}; -+ -+static int cns3xxx_ehci_probe(struct platform_device *pdev) -+{ -+ struct usb_hcd *hcd; -+ const struct hc_driver *driver = &cns3xxx_ehci_hc_driver; -+ struct resource *res; -+ int irq; -+ int retval; -+ -+ if (usb_disabled()) -+ return -ENODEV; -+ -+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (!res) { -+ dev_err(&pdev->dev, -+ "Found HC with no IRQ. Check %s setup!\n", -+ dev_name(&pdev->dev)); -+ return -ENODEV; -+ } -+ irq = res->start; -+ -+ hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev)); -+ if (!hcd) { -+ retval = -ENOMEM; -+ goto fail_create_hcd; -+ } -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(&pdev->dev, -+ "Found HC with no register addr. Check %s setup!\n", -+ dev_name(&pdev->dev)); -+ retval = -ENODEV; -+ goto fail_request_resource; -+ } -+ hcd->rsrc_start = res->start; -+ hcd->rsrc_len = res->end - res->start + 1; -+ -+#ifdef CNS3XXX_USB_BASE_VIRT -+ hcd->regs = (void __iomem *) CNS3XXX_USB_BASE_VIRT; -+#else -+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, -+ driver->description)) { -+ dev_dbg(&pdev->dev, "controller already in use\n"); -+ retval = -EBUSY; -+ goto fail_request_resource; -+ } -+ -+ hcd->regs = cns3xxx_ioremap(hcd->rsrc_start, hcd->rsrc_len); -+ -+ if (hcd->regs == NULL) { -+ dev_dbg(&pdev->dev, "error mapping memory\n"); -+ retval = -EFAULT; -+ goto fail_ioremap; -+ } -+#endif -+ -+ retval = usb_add_hcd(hcd, irq, IRQF_SHARED); /* TODO: IRQF_DISABLED if any interrupt issues */ -+ if (retval) -+ goto fail_add_hcd; -+ -+ return retval; -+ -+#ifndef CNS3XXX_USB_BASE_VIRT -+fail_add_hcd: -+ cns3xxx_iounmap(hcd->regs); -+fail_ioremap: -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+#else -+fail_request_resource: -+fail_add_hcd: -+#endif -+ usb_put_hcd(hcd); -+fail_create_hcd: -+ dev_err(&pdev->dev, "init %s fail, %d\n", dev_name(&pdev->dev), retval); -+ return retval; -+} -+ -+static int cns3xxx_ehci_remove(struct platform_device *pdev) -+{ -+ struct usb_hcd *hcd = platform_get_drvdata(pdev); -+ -+ usb_remove_hcd(hcd); -+#ifndef CNS3XXX_USB_BASE_VIRT -+ cns3xxx_iounmap(hcd->regs); -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+#endif -+ usb_put_hcd(hcd); -+ -+ return 0; -+} -+ -+MODULE_ALIAS("platform:cns3xxx-ehci"); -+ -+static struct platform_driver cns3xxx_ehci_driver = { -+ .probe = cns3xxx_ehci_probe, -+ .remove = cns3xxx_ehci_remove, -+ .driver = { -+ .name = "cns3xxx-ehci", -+ }, -+}; ---- a/drivers/usb/host/ehci.h -+++ b/drivers/usb/host/ehci.h -@@ -602,6 +602,13 @@ ehci_port_speed(struct ehci_hcd *ehci, u - #define writel_be(val, addr) __raw_writel(val, (__force unsigned *)addr) - #endif - -+#if defined(CONFIG_ARM) && defined(CONFIG_ARCH_CNS3XXX) -+#undef readl -+#undef writel -+#define readl(addr) __raw_readl((__force unsigned *)addr) -+#define writel(val, addr) __raw_writel(val, (__force unsigned *)addr) -+#endif -+ - static inline unsigned int ehci_readl(const struct ehci_hcd *ehci, - __u32 __iomem * regs) - { ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -1120,6 +1120,11 @@ MODULE_LICENSE ("GPL"); - #define PLATFORM_DRIVER ixp4xx_ehci_driver - #endif - -+#ifdef CONFIG_USB_CNS3XXX_EHCI -+#include "ehci-cns3xxx.c" -+#define PLATFORM_DRIVER cns3xxx_ehci_driver -+#endif -+ - #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ - !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) - #error "missing bus glue for ehci-hcd" ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -153,6 +153,45 @@ config USB_ISP1760_HCD - To compile this driver as a module, choose M here: the - module will be called isp1760. - -+config USB_CNS3XXX_EHCI -+ bool "Cavium CNS3XXX EHCI Module" -+ depends on USB && USB_EHCI_HCD -+ ---help--- -+ Cavium CNS3XXX USB EHCI Chipset support -+ -+config USB_CNS3XXX_OTG -+ tristate "Cavium CNS3XXX OTG Module" -+ depends on USB -+ ---help--- -+ Cavium CNS3XXX USB OTG Chipset support -+ -+choice -+ prompt "OTG function includes" -+ depends on USB_CNS3XXX_OTG -+ default USB_CNS3XXX_OTG_BOTH -+ -+config USB_CNS3XXX_OTG_BOTH -+ bool "both HCD and PCD" -+ -+config USB_CNS3XXX_OTG_HCD_ONLY -+ bool "HCD only" -+ -+config USB_CNS3XXX_OTG_PCD_ONLY -+ bool "PCD only" -+ -+endchoice -+config USB_CNS3XXX_OTG_ENABLE_OTG_DRVVBUS -+ bool "Enable OTG_DRVVBUS" -+ depends on USB_CNS3XXX_OTG -+ default y -+ ---help--- -+ The Power control IC (FB6862B), which is located around the OTG mini -+ USB type A/B receptacle, in some early EVB board v1.0/v1.1(#1~#22) is -+ incorrect(FB6862A), and need to be patched so that VBUS can be applied -+ properly. In that case, we don't use the OTG_DRVVBUS to control the VBUS. -+ -+ Check the board that you are using, if the IC is FB6862B, say Y. Otherwise, say N. -+ - config USB_OHCI_HCD - tristate "OHCI HCD support" - depends on USB && USB_ARCH_HAS_OHCI -@@ -225,6 +264,12 @@ config USB_OHCI_HCD_SSB - - If unsure, say N. - -+config USB_CNS3XXX_OHCI -+ bool "Cavium CNS3XXX OHCI Module" -+ depends on USB_OHCI_HCD -+ ---help--- -+ Cavium CNS3XXX USB OHCI Chipset support -+ - config USB_OHCI_BIG_ENDIAN_DESC - bool - depends on USB_OHCI_HCD ---- a/drivers/usb/host/Makefile -+++ b/drivers/usb/host/Makefile -@@ -31,3 +31,6 @@ obj-$(CONFIG_USB_U132_HCD) += u132-hcd.o - obj-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o - obj-$(CONFIG_USB_ISP1760_HCD) += isp1760.o - obj-$(CONFIG_USB_HWA_HCD) += hwa-hc.o -+obj-$(CONFIG_USB_CNS3XXX_OTG) += otg/ -+obj-$(CONFIG_USB_GADGET_CNS3XXX_OTG) += otg/ -+ ---- /dev/null -+++ b/drivers/usb/host/ohci-cns3xxx.c -@@ -0,0 +1,143 @@ -+ -+#include <linux/platform_device.h> -+#include <mach/board.h> -+ -+#define cns3xxx_ioremap ioremap -+#define cns3xxx_iounmap(addr) iounmap -+ -+static int __devinit -+cns3xxx_ohci_start (struct usb_hcd *hcd) -+{ -+ struct ohci_hcd *ohci = hcd_to_ohci (hcd); -+ int ret; -+ -+ if ((ret = ohci_init(ohci)) < 0) -+ return ret; -+ -+ ohci->num_ports = 1; -+ -+ if ((ret = ohci_run(ohci)) < 0) { -+ err("can't start %s", hcd->self.bus_name); -+ ohci_stop(hcd); -+ return ret; -+ } -+ return 0; -+} -+ -+static const struct hc_driver cns3xxx_ohci_hc_driver = { -+ .description = hcd_name, -+ .product_desc = "CNS3XXX OHCI Host controller", -+ .hcd_priv_size = sizeof(struct ohci_hcd), -+ .irq = ohci_irq, -+ .flags = HCD_USB11 | HCD_MEMORY, -+ .start = cns3xxx_ohci_start, -+ .stop = ohci_stop, -+ .shutdown = ohci_shutdown, -+ .urb_enqueue = ohci_urb_enqueue, -+ .urb_dequeue = ohci_urb_dequeue, -+ .endpoint_disable = ohci_endpoint_disable, -+ .get_frame_number = ohci_get_frame, -+ .hub_status_data = ohci_hub_status_data, -+ .hub_control = ohci_hub_control, -+#ifdef CONFIG_PM -+ .bus_suspend = ohci_bus_suspend, -+ .bus_resume = ohci_bus_resume, -+#endif -+ .start_port_reset = ohci_start_port_reset, -+}; -+ -+static int cns3xxx_ohci_probe(struct platform_device *pdev) -+{ -+ struct usb_hcd *hcd = NULL; -+ const struct hc_driver *driver = &cns3xxx_ohci_hc_driver; -+ struct resource *res; -+ int irq; -+ int retval; -+ -+ if (usb_disabled()) -+ return -ENODEV; -+ -+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (!res) { -+ dev_err(&pdev->dev, -+ "Found HC with no IRQ. Check %s setup!\n", -+ dev_name(&pdev->dev)); -+ return -ENODEV; -+ } -+ irq = res->start; -+ -+ hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev)); -+ if (!hcd) -+ return -ENOMEM; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(&pdev->dev, -+ "Found HC with no register addr. Check %s setup!\n", -+ dev_name(&pdev->dev)); -+ retval = -ENODEV; -+ goto err1; -+ } -+ hcd->rsrc_start = res->start; -+ hcd->rsrc_len = res->end - res->start + 1; -+ -+#ifdef CNS3XXX_USB_OHCI_BASE_VIRT -+ hcd->regs = (void __iomem *) CNS3XXX_USB_OHCI_BASE_VIRT; -+#else -+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, -+ driver->description)) { -+ dev_dbg(&pdev->dev, "controller already in use\n"); -+ retval = -EBUSY; -+ goto err1; -+ } -+ -+ hcd->regs = cns3xxx_ioremap(hcd->rsrc_start, hcd->rsrc_len); -+ -+ if (hcd->regs == NULL) { -+ dev_dbg(&pdev->dev, "error mapping memory\n"); -+ retval = -EFAULT; -+ goto err2; -+ } -+#endif -+ -+ ohci_hcd_init(hcd_to_ohci(hcd)); -+ -+ retval = usb_add_hcd(hcd, irq, IRQF_SHARED); -+ if (retval == 0) -+ return retval; -+ -+#ifndef CNS3XXX_USB_OHCI_BASE_VIRT -+ cns3xxx_iounmap(hcd->regs); -+ -+err2: -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+#endif -+ -+err1: -+ usb_put_hcd(hcd); -+ return retval; -+} -+ -+static int cns3xxx_ohci_remove(struct platform_device *pdev) -+{ -+ struct usb_hcd *hcd = platform_get_drvdata(pdev); -+ -+ usb_remove_hcd(hcd); -+#ifndef CNS3XXX_USB_OHCI_BASE_VIRT -+ cns3xxx_iounmap(hcd->regs); -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+#endif -+ usb_put_hcd(hcd); -+ -+ return 0; -+} -+ -+MODULE_ALIAS("platform:cns3xxx-ohci"); -+ -+static struct platform_driver ohci_hcd_cns3xxx_driver = { -+ .probe = cns3xxx_ohci_probe, -+ .remove = cns3xxx_ohci_remove, -+ .driver = { -+ .name = "cns3xxx-ohci", -+ }, -+}; ---- a/drivers/usb/host/ohci.h -+++ b/drivers/usb/host/ohci.h -@@ -550,6 +550,14 @@ static inline struct usb_hcd *ohci_to_hc - * Other arches can be added if/when they're needed. - * - */ -+ -+#if defined(CONFIG_ARM) && defined(CONFIG_ARCH_CNS3XXX) -+#undef readl -+#undef writel -+#define readl(addr) __raw_readl((__force unsigned *)addr) -+#define writel(val, addr) __raw_writel(val, (__force unsigned *)addr) -+#endif -+ - static inline unsigned int _ohci_readl (const struct ohci_hcd *ohci, - __hc32 __iomem * regs) - { ---- a/drivers/usb/host/ohci-hcd.c -+++ b/drivers/usb/host/ohci-hcd.c -@@ -1047,6 +1047,11 @@ MODULE_LICENSE ("GPL"); - #define PLATFORM_DRIVER ohci_hcd_at91_driver - #endif - -+#ifdef CONFIG_USB_CNS3XXX_OHCI -+#include "ohci-cns3xxx.c" -+#define PLATFORM_DRIVER ohci_hcd_cns3xxx_driver -+#endif -+ - #ifdef CONFIG_ARCH_PNX4008 - #include "ohci-pnx4008.c" - #define PLATFORM_DRIVER usb_hcd_pnx4008_driver ---- /dev/null -+++ b/drivers/usb/host/otg/dummy_audio.c -@@ -0,0 +1,1575 @@ -+/* -+ * zero.c -- Gadget Zero, for USB development -+ * -+ * Copyright (C) 2003-2004 David Brownell -+ * All rights reserved. -+ * -+ * Redistribution and use in source and binary forms, with or without -+ * modification, are permitted provided that the following conditions -+ * are met: -+ * 1. Redistributions of source code must retain the above copyright -+ * notice, this list of conditions, and the following disclaimer, -+ * without modification. -+ * 2. Redistributions in binary form must reproduce the above copyright -+ * notice, this list of conditions and the following disclaimer in the -+ * documentation and/or other materials provided with the distribution. -+ * 3. The names of the above-listed copyright holders may not be used -+ * to endorse or promote products derived from this software without -+ * specific prior written permission. -+ * -+ * ALTERNATIVELY, this software may be distributed under the terms of the -+ * GNU General Public License ("GPL") as published by the Free Software -+ * Foundation, either version 2 of that License or (at your option) any -+ * later version. -+ * -+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS -+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, -+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR -+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -+ */ -+ -+ -+/* -+ * Gadget Zero only needs two bulk endpoints, and is an example of how you -+ * can write a hardware-agnostic gadget driver running inside a USB device. -+ * -+ * Hardware details are visible (see CONFIG_USB_ZERO_* below) but don't -+ * affect most of the driver. -+ * -+ * Use it with the Linux host/master side "usbtest" driver to get a basic -+ * functional test of your device-side usb stack, or with "usb-skeleton". -+ * -+ * It supports two similar configurations. One sinks whatever the usb host -+ * writes, and in return sources zeroes. The other loops whatever the host -+ * writes back, so the host can read it. Module options include: -+ * -+ * buflen=N default N=4096, buffer size used -+ * qlen=N default N=32, how many buffers in the loopback queue -+ * loopdefault default false, list loopback config first -+ * -+ * Many drivers will only have one configuration, letting them be much -+ * simpler if they also don't support high speed operation (like this -+ * driver does). -+ */ -+ -+#include <linux/config.h> -+#include <linux/module.h> -+#include <linux/kernel.h> -+#include <linux/delay.h> -+#include <linux/ioport.h> -+#include <linux/sched.h> -+#include <linux/slab.h> -+#include <linux/smp_lock.h> -+#include <linux/errno.h> -+#include <linux/init.h> -+#include <linux/timer.h> -+#include <linux/list.h> -+#include <linux/interrupt.h> -+#include <linux/uts.h> -+#include <linux/version.h> -+#include <linux/device.h> -+#include <linux/moduleparam.h> -+#include <linux/proc_fs.h> -+ -+#include <asm/byteorder.h> -+#include <asm/io.h> -+#include <asm/irq.h> -+#include <asm/system.h> -+#include <asm/unaligned.h> -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21) -+# include <linux/usb/ch9.h> -+#else -+# include <linux/usb_ch9.h> -+#endif -+ -+#include <linux/usb_gadget.h> -+ -+ -+/*-------------------------------------------------------------------------*/ -+/*-------------------------------------------------------------------------*/ -+ -+ -+static int utf8_to_utf16le(const char *s, u16 *cp, unsigned len) -+{ -+ int count = 0; -+ u8 c; -+ u16 uchar; -+ -+ /* this insists on correct encodings, though not minimal ones. -+ * BUT it currently rejects legit 4-byte UTF-8 code points, -+ * which need surrogate pairs. (Unicode 3.1 can use them.) -+ */ -+ while (len != 0 && (c = (u8) *s++) != 0) { -+ if (unlikely(c & 0x80)) { -+ // 2-byte sequence: -+ // 00000yyyyyxxxxxx = 110yyyyy 10xxxxxx -+ if ((c & 0xe0) == 0xc0) { -+ uchar = (c & 0x1f) << 6; -+ -+ c = (u8) *s++; -+ if ((c & 0xc0) != 0xc0) -+ goto fail; -+ c &= 0x3f; -+ uchar |= c; -+ -+ // 3-byte sequence (most CJKV characters): -+ // zzzzyyyyyyxxxxxx = 1110zzzz 10yyyyyy 10xxxxxx -+ } else if ((c & 0xf0) == 0xe0) { -+ uchar = (c & 0x0f) << 12; -+ -+ c = (u8) *s++; -+ if ((c & 0xc0) != 0xc0) -+ goto fail; -+ c &= 0x3f; -+ uchar |= c << 6; -+ -+ c = (u8) *s++; -+ if ((c & 0xc0) != 0xc0) -+ goto fail; -+ c &= 0x3f; -+ uchar |= c; -+ -+ /* no bogus surrogates */ -+ if (0xd800 <= uchar && uchar <= 0xdfff) -+ goto fail; -+ -+ // 4-byte sequence (surrogate pairs, currently rare): -+ // 11101110wwwwzzzzyy + 110111yyyyxxxxxx -+ // = 11110uuu 10uuzzzz 10yyyyyy 10xxxxxx -+ // (uuuuu = wwww + 1) -+ // FIXME accept the surrogate code points (only) -+ -+ } else -+ goto fail; -+ } else -+ uchar = c; -+ put_unaligned (cpu_to_le16 (uchar), cp++); -+ count++; -+ len--; -+ } -+ return count; -+fail: -+ return -1; -+} -+ -+ -+/** -+ * usb_gadget_get_string - fill out a string descriptor -+ * @table: of c strings encoded using UTF-8 -+ * @id: string id, from low byte of wValue in get string descriptor -+ * @buf: at least 256 bytes -+ * -+ * Finds the UTF-8 string matching the ID, and converts it into a -+ * string descriptor in utf16-le. -+ * Returns length of descriptor (always even) or negative errno -+ * -+ * If your driver needs stings in multiple languages, you'll probably -+ * "switch (wIndex) { ... }" in your ep0 string descriptor logic, -+ * using this routine after choosing which set of UTF-8 strings to use. -+ * Note that US-ASCII is a strict subset of UTF-8; any string bytes with -+ * the eighth bit set will be multibyte UTF-8 characters, not ISO-8859/1 -+ * characters (which are also widely used in C strings). -+ */ -+int -+usb_gadget_get_string (struct usb_gadget_strings *table, int id, u8 *buf) -+{ -+ struct usb_string *s; -+ int len; -+ -+ /* descriptor 0 has the language id */ -+ if (id == 0) { -+ buf [0] = 4; -+ buf [1] = USB_DT_STRING; -+ buf [2] = (u8) table->language; -+ buf [3] = (u8) (table->language >> 8); -+ return 4; -+ } -+ for (s = table->strings; s && s->s; s++) -+ if (s->id == id) -+ break; -+ -+ /* unrecognized: stall. */ -+ if (!s || !s->s) -+ return -EINVAL; -+ -+ /* string descriptors have length, tag, then UTF16-LE text */ -+ len = min ((size_t) 126, strlen (s->s)); -+ memset (buf + 2, 0, 2 * len); /* zero all the bytes */ -+ len = utf8_to_utf16le(s->s, (u16 *)&buf[2], len); -+ if (len < 0) -+ return -EINVAL; -+ buf [0] = (len + 1) * 2; -+ buf [1] = USB_DT_STRING; -+ return buf [0]; -+} -+ -+ -+/*-------------------------------------------------------------------------*/ -+/*-------------------------------------------------------------------------*/ -+ -+ -+/** -+ * usb_descriptor_fillbuf - fill buffer with descriptors -+ * @buf: Buffer to be filled -+ * @buflen: Size of buf -+ * @src: Array of descriptor pointers, terminated by null pointer. -+ * -+ * Copies descriptors into the buffer, returning the length or a -+ * negative error code if they can't all be copied. Useful when -+ * assembling descriptors for an associated set of interfaces used -+ * as part of configuring a composite device; or in other cases where -+ * sets of descriptors need to be marshaled. -+ */ -+int -+usb_descriptor_fillbuf(void *buf, unsigned buflen, -+ const struct usb_descriptor_header **src) -+{ -+ u8 *dest = buf; -+ -+ if (!src) -+ return -EINVAL; -+ -+ /* fill buffer from src[] until null descriptor ptr */ -+ for (; 0 != *src; src++) { -+ unsigned len = (*src)->bLength; -+ -+ if (len > buflen) -+ return -EINVAL; -+ memcpy(dest, *src, len); -+ buflen -= len; -+ dest += len; -+ } -+ return dest - (u8 *)buf; -+} -+ -+ -+/** -+ * usb_gadget_config_buf - builts a complete configuration descriptor -+ * @config: Header for the descriptor, including characteristics such -+ * as power requirements and number of interfaces. -+ * @desc: Null-terminated vector of pointers to the descriptors (interface, -+ * endpoint, etc) defining all functions in this device configuration. -+ * @buf: Buffer for the resulting configuration descriptor. -+ * @length: Length of buffer. If this is not big enough to hold the -+ * entire configuration descriptor, an error code will be returned. -+ * -+ * This copies descriptors into the response buffer, building a descriptor -+ * for that configuration. It returns the buffer length or a negative -+ * status code. The config.wTotalLength field is set to match the length -+ * of the result, but other descriptor fields (including power usage and -+ * interface count) must be set by the caller. -+ * -+ * Gadget drivers could use this when constructing a config descriptor -+ * in response to USB_REQ_GET_DESCRIPTOR. They will need to patch the -+ * resulting bDescriptorType value if USB_DT_OTHER_SPEED_CONFIG is needed. -+ */ -+int usb_gadget_config_buf( -+ const struct usb_config_descriptor *config, -+ void *buf, -+ unsigned length, -+ const struct usb_descriptor_header **desc -+) -+{ -+ struct usb_config_descriptor *cp = buf; -+ int len; -+ -+ /* config descriptor first */ -+ if (length < USB_DT_CONFIG_SIZE || !desc) -+ return -EINVAL; -+ *cp = *config; -+ -+ /* then interface/endpoint/class/vendor/... */ -+ len = usb_descriptor_fillbuf(USB_DT_CONFIG_SIZE + (u8*)buf, -+ length - USB_DT_CONFIG_SIZE, desc); -+ if (len < 0) -+ return len; -+ len += USB_DT_CONFIG_SIZE; -+ if (len > 0xffff) -+ return -EINVAL; -+ -+ /* patch up the config descriptor */ -+ cp->bLength = USB_DT_CONFIG_SIZE; -+ cp->bDescriptorType = USB_DT_CONFIG; -+ cp->wTotalLength = cpu_to_le16(len); -+ cp->bmAttributes |= USB_CONFIG_ATT_ONE; -+ return len; -+} -+ -+/*-------------------------------------------------------------------------*/ -+/*-------------------------------------------------------------------------*/ -+ -+ -+#define RBUF_LEN (1024*1024) -+static int rbuf_start; -+static int rbuf_len; -+static __u8 rbuf[RBUF_LEN]; -+ -+/*-------------------------------------------------------------------------*/ -+ -+#define DRIVER_VERSION "St Patrick's Day 2004" -+ -+static const char shortname [] = "zero"; -+static const char longname [] = "YAMAHA YST-MS35D USB Speaker "; -+ -+static const char source_sink [] = "source and sink data"; -+static const char loopback [] = "loop input to output"; -+ -+/*-------------------------------------------------------------------------*/ -+ -+/* -+ * driver assumes self-powered hardware, and -+ * has no way for users to trigger remote wakeup. -+ * -+ * this version autoconfigures as much as possible, -+ * which is reasonable for most "bulk-only" drivers. -+ */ -+static const char *EP_IN_NAME; /* source */ -+static const char *EP_OUT_NAME; /* sink */ -+ -+/*-------------------------------------------------------------------------*/ -+ -+/* big enough to hold our biggest descriptor */ -+#define USB_BUFSIZ 512 -+ -+struct zero_dev { -+ spinlock_t lock; -+ struct usb_gadget *gadget; -+ struct usb_request *req; /* for control responses */ -+ -+ /* when configured, we have one of two configs: -+ * - source data (in to host) and sink it (out from host) -+ * - or loop it back (out from host back in to host) -+ */ -+ u8 config; -+ struct usb_ep *in_ep, *out_ep; -+ -+ /* autoresume timer */ -+ struct timer_list resume; -+}; -+ -+#define xprintk(d,level,fmt,args...) \ -+ dev_printk(level , &(d)->gadget->dev , fmt , ## args) -+ -+#ifdef DEBUG -+#define DBG(dev,fmt,args...) \ -+ xprintk(dev , KERN_DEBUG , fmt , ## args) -+#else -+#define DBG(dev,fmt,args...) \ -+ do { } while (0) -+#endif /* DEBUG */ -+ -+#ifdef VERBOSE -+#define VDBG DBG -+#else -+#define VDBG(dev,fmt,args...) \ -+ do { } while (0) -+#endif /* VERBOSE */ -+ -+#define ERROR(dev,fmt,args...) \ -+ xprintk(dev , KERN_ERR , fmt , ## args) -+#define WARN(dev,fmt,args...) \ -+ xprintk(dev , KERN_WARNING , fmt , ## args) -+#define INFO(dev,fmt,args...) \ -+ xprintk(dev , KERN_INFO , fmt , ## args) -+ -+/*-------------------------------------------------------------------------*/ -+ -+static unsigned buflen = 4096; -+static unsigned qlen = 32; -+static unsigned pattern = 0; -+ -+module_param (buflen, uint, S_IRUGO|S_IWUSR); -+module_param (qlen, uint, S_IRUGO|S_IWUSR); -+module_param (pattern, uint, S_IRUGO|S_IWUSR); -+ -+/* -+ * if it's nonzero, autoresume says how many seconds to wait -+ * before trying to wake up the host after suspend. -+ */ -+static unsigned autoresume = 0; -+module_param (autoresume, uint, 0); -+ -+/* -+ * Normally the "loopback" configuration is second (index 1) so -+ * it's not the default. Here's where to change that order, to -+ * work better with hosts where config changes are problematic. -+ * Or controllers (like superh) that only support one config. -+ */ -+static int loopdefault = 0; -+ -+module_param (loopdefault, bool, S_IRUGO|S_IWUSR); -+ -+/*-------------------------------------------------------------------------*/ -+ -+/* Thanks to NetChip Technologies for donating this product ID. -+ * -+ * DO NOT REUSE THESE IDs with a protocol-incompatible driver!! Ever!! -+ * Instead: allocate your own, using normal USB-IF procedures. -+ */ -+#ifndef CONFIG_USB_ZERO_HNPTEST -+#define DRIVER_VENDOR_NUM 0x0525 /* NetChip */ -+#define DRIVER_PRODUCT_NUM 0xa4a0 /* Linux-USB "Gadget Zero" */ -+#else -+#define DRIVER_VENDOR_NUM 0x1a0a /* OTG test device IDs */ -+#define DRIVER_PRODUCT_NUM 0xbadd -+#endif -+ -+/*-------------------------------------------------------------------------*/ -+ -+/* -+ * DESCRIPTORS ... most are static, but strings and (full) -+ * configuration descriptors are built on demand. -+ */ -+ -+/* -+#define STRING_MANUFACTURER 25 -+#define STRING_PRODUCT 42 -+#define STRING_SERIAL 101 -+*/ -+#define STRING_MANUFACTURER 1 -+#define STRING_PRODUCT 2 -+#define STRING_SERIAL 3 -+ -+#define STRING_SOURCE_SINK 250 -+#define STRING_LOOPBACK 251 -+ -+/* -+ * This device advertises two configurations; these numbers work -+ * on a pxa250 as well as more flexible hardware. -+ */ -+#define CONFIG_SOURCE_SINK 3 -+#define CONFIG_LOOPBACK 2 -+ -+/* -+static struct usb_device_descriptor -+device_desc = { -+ .bLength = sizeof device_desc, -+ .bDescriptorType = USB_DT_DEVICE, -+ -+ .bcdUSB = __constant_cpu_to_le16 (0x0200), -+ .bDeviceClass = USB_CLASS_VENDOR_SPEC, -+ -+ .idVendor = __constant_cpu_to_le16 (DRIVER_VENDOR_NUM), -+ .idProduct = __constant_cpu_to_le16 (DRIVER_PRODUCT_NUM), -+ .iManufacturer = STRING_MANUFACTURER, -+ .iProduct = STRING_PRODUCT, -+ .iSerialNumber = STRING_SERIAL, -+ .bNumConfigurations = 2, -+}; -+*/ -+static struct usb_device_descriptor -+device_desc = { -+ .bLength = sizeof device_desc, -+ .bDescriptorType = USB_DT_DEVICE, -+ .bcdUSB = __constant_cpu_to_le16 (0x0100), -+ .bDeviceClass = USB_CLASS_PER_INTERFACE, -+ .bDeviceSubClass = 0, -+ .bDeviceProtocol = 0, -+ .bMaxPacketSize0 = 64, -+ .bcdDevice = __constant_cpu_to_le16 (0x0100), -+ .idVendor = __constant_cpu_to_le16 (0x0499), -+ .idProduct = __constant_cpu_to_le16 (0x3002), -+ .iManufacturer = STRING_MANUFACTURER, -+ .iProduct = STRING_PRODUCT, -+ .iSerialNumber = STRING_SERIAL, -+ .bNumConfigurations = 1, -+}; -+ -+static struct usb_config_descriptor -+z_config = { -+ .bLength = sizeof z_config, -+ .bDescriptorType = USB_DT_CONFIG, -+ -+ /* compute wTotalLength on the fly */ -+ .bNumInterfaces = 2, -+ .bConfigurationValue = 1, -+ .iConfiguration = 0, -+ .bmAttributes = 0x40, -+ .bMaxPower = 0, /* self-powered */ -+}; -+ -+ -+static struct usb_otg_descriptor -+otg_descriptor = { -+ .bLength = sizeof otg_descriptor, -+ .bDescriptorType = USB_DT_OTG, -+ -+ .bmAttributes = USB_OTG_SRP, -+}; -+ -+/* one interface in each configuration */ -+#ifdef CONFIG_USB_GADGET_DUALSPEED -+ -+/* -+ * usb 2.0 devices need to expose both high speed and full speed -+ * descriptors, unless they only run at full speed. -+ * -+ * that means alternate endpoint descriptors (bigger packets) -+ * and a "device qualifier" ... plus more construction options -+ * for the config descriptor. -+ */ -+ -+static struct usb_qualifier_descriptor -+dev_qualifier = { -+ .bLength = sizeof dev_qualifier, -+ .bDescriptorType = USB_DT_DEVICE_QUALIFIER, -+ -+ .bcdUSB = __constant_cpu_to_le16 (0x0200), -+ .bDeviceClass = USB_CLASS_VENDOR_SPEC, -+ -+ .bNumConfigurations = 2, -+}; -+ -+ -+struct usb_cs_as_general_descriptor { -+ __u8 bLength; -+ __u8 bDescriptorType; -+ -+ __u8 bDescriptorSubType; -+ __u8 bTerminalLink; -+ __u8 bDelay; -+ __u16 wFormatTag; -+} __attribute__ ((packed)); -+ -+struct usb_cs_as_format_descriptor { -+ __u8 bLength; -+ __u8 bDescriptorType; -+ -+ __u8 bDescriptorSubType; -+ __u8 bFormatType; -+ __u8 bNrChannels; -+ __u8 bSubframeSize; -+ __u8 bBitResolution; -+ __u8 bSamfreqType; -+ __u8 tLowerSamFreq[3]; -+ __u8 tUpperSamFreq[3]; -+} __attribute__ ((packed)); -+ -+static const struct usb_interface_descriptor -+z_audio_control_if_desc = { -+ .bLength = sizeof z_audio_control_if_desc, -+ .bDescriptorType = USB_DT_INTERFACE, -+ .bInterfaceNumber = 0, -+ .bAlternateSetting = 0, -+ .bNumEndpoints = 0, -+ .bInterfaceClass = USB_CLASS_AUDIO, -+ .bInterfaceSubClass = 0x1, -+ .bInterfaceProtocol = 0, -+ .iInterface = 0, -+}; -+ -+static const struct usb_interface_descriptor -+z_audio_if_desc = { -+ .bLength = sizeof z_audio_if_desc, -+ .bDescriptorType = USB_DT_INTERFACE, -+ .bInterfaceNumber = 1, -+ .bAlternateSetting = 0, -+ .bNumEndpoints = 0, -+ .bInterfaceClass = USB_CLASS_AUDIO, -+ .bInterfaceSubClass = 0x2, -+ .bInterfaceProtocol = 0, -+ .iInterface = 0, -+}; -+ -+static const struct usb_interface_descriptor -+z_audio_if_desc2 = { -+ .bLength = sizeof z_audio_if_desc, -+ .bDescriptorType = USB_DT_INTERFACE, -+ .bInterfaceNumber = 1, -+ .bAlternateSetting = 1, -+ .bNumEndpoints = 1, -+ .bInterfaceClass = USB_CLASS_AUDIO, -+ .bInterfaceSubClass = 0x2, -+ .bInterfaceProtocol = 0, -+ .iInterface = 0, -+}; -+ -+static const struct usb_cs_as_general_descriptor -+z_audio_cs_as_if_desc = { -+ .bLength = 7, -+ .bDescriptorType = 0x24, -+ -+ .bDescriptorSubType = 0x01, -+ .bTerminalLink = 0x01, -+ .bDelay = 0x0, -+ .wFormatTag = __constant_cpu_to_le16 (0x0001) -+}; -+ -+ -+static const struct usb_cs_as_format_descriptor -+z_audio_cs_as_format_desc = { -+ .bLength = 0xe, -+ .bDescriptorType = 0x24, -+ -+ .bDescriptorSubType = 2, -+ .bFormatType = 1, -+ .bNrChannels = 1, -+ .bSubframeSize = 1, -+ .bBitResolution = 8, -+ .bSamfreqType = 0, -+ .tLowerSamFreq = {0x7e, 0x13, 0x00}, -+ .tUpperSamFreq = {0xe2, 0xd6, 0x00}, -+}; -+ -+static const struct usb_endpoint_descriptor -+z_iso_ep = { -+ .bLength = 0x09, -+ .bDescriptorType = 0x05, -+ .bEndpointAddress = 0x04, -+ .bmAttributes = 0x09, -+ .wMaxPacketSize = 0x0038, -+ .bInterval = 0x01, -+ .bRefresh = 0x00, -+ .bSynchAddress = 0x00, -+}; -+ -+static char z_iso_ep2[] = {0x07, 0x25, 0x01, 0x00, 0x02, 0x00, 0x02}; -+ -+// 9 bytes -+static char z_ac_interface_header_desc[] = -+{ 0x09, 0x24, 0x01, 0x00, 0x01, 0x2b, 0x00, 0x01, 0x01 }; -+ -+// 12 bytes -+static char z_0[] = {0x0c, 0x24, 0x02, 0x01, 0x01, 0x01, 0x00, 0x02, -+ 0x03, 0x00, 0x00, 0x00}; -+// 13 bytes -+static char z_1[] = {0x0d, 0x24, 0x06, 0x02, 0x01, 0x02, 0x15, 0x00, -+ 0x02, 0x00, 0x02, 0x00, 0x00}; -+// 9 bytes -+static char z_2[] = {0x09, 0x24, 0x03, 0x03, 0x01, 0x03, 0x00, 0x02, -+ 0x00}; -+ -+static char za_0[] = {0x09, 0x04, 0x01, 0x02, 0x01, 0x01, 0x02, 0x00, -+ 0x00}; -+ -+static char za_1[] = {0x07, 0x24, 0x01, 0x01, 0x00, 0x01, 0x00}; -+ -+static char za_2[] = {0x0e, 0x24, 0x02, 0x01, 0x02, 0x01, 0x08, 0x00, -+ 0x7e, 0x13, 0x00, 0xe2, 0xd6, 0x00}; -+ -+static char za_3[] = {0x09, 0x05, 0x04, 0x09, 0x70, 0x00, 0x01, 0x00, -+ 0x00}; -+ -+static char za_4[] = {0x07, 0x25, 0x01, 0x00, 0x02, 0x00, 0x02}; -+ -+static char za_5[] = {0x09, 0x04, 0x01, 0x03, 0x01, 0x01, 0x02, 0x00, -+ 0x00}; -+ -+static char za_6[] = {0x07, 0x24, 0x01, 0x01, 0x00, 0x01, 0x00}; -+ -+static char za_7[] = {0x0e, 0x24, 0x02, 0x01, 0x01, 0x02, 0x10, 0x00, -+ 0x7e, 0x13, 0x00, 0xe2, 0xd6, 0x00}; -+ -+static char za_8[] = {0x09, 0x05, 0x04, 0x09, 0x70, 0x00, 0x01, 0x00, -+ 0x00}; -+ -+static char za_9[] = {0x07, 0x25, 0x01, 0x00, 0x02, 0x00, 0x02}; -+ -+static char za_10[] = {0x09, 0x04, 0x01, 0x04, 0x01, 0x01, 0x02, 0x00, -+ 0x00}; -+ -+static char za_11[] = {0x07, 0x24, 0x01, 0x01, 0x00, 0x01, 0x00}; -+ -+static char za_12[] = {0x0e, 0x24, 0x02, 0x01, 0x02, 0x02, 0x10, 0x00, -+ 0x73, 0x13, 0x00, 0xe2, 0xd6, 0x00}; -+ -+static char za_13[] = {0x09, 0x05, 0x04, 0x09, 0xe0, 0x00, 0x01, 0x00, -+ 0x00}; -+ -+static char za_14[] = {0x07, 0x25, 0x01, 0x00, 0x02, 0x00, 0x02}; -+ -+static char za_15[] = {0x09, 0x04, 0x01, 0x05, 0x01, 0x01, 0x02, 0x00, -+ 0x00}; -+ -+static char za_16[] = {0x07, 0x24, 0x01, 0x01, 0x00, 0x01, 0x00}; -+ -+static char za_17[] = {0x0e, 0x24, 0x02, 0x01, 0x01, 0x03, 0x14, 0x00, -+ 0x7e, 0x13, 0x00, 0xe2, 0xd6, 0x00}; -+ -+static char za_18[] = {0x09, 0x05, 0x04, 0x09, 0xa8, 0x00, 0x01, 0x00, -+ 0x00}; -+ -+static char za_19[] = {0x07, 0x25, 0x01, 0x00, 0x02, 0x00, 0x02}; -+ -+static char za_20[] = {0x09, 0x04, 0x01, 0x06, 0x01, 0x01, 0x02, 0x00, -+ 0x00}; -+ -+static char za_21[] = {0x07, 0x24, 0x01, 0x01, 0x00, 0x01, 0x00}; -+ -+static char za_22[] = {0x0e, 0x24, 0x02, 0x01, 0x02, 0x03, 0x14, 0x00, -+ 0x7e, 0x13, 0x00, 0xe2, 0xd6, 0x00}; -+ -+static char za_23[] = {0x09, 0x05, 0x04, 0x09, 0x50, 0x01, 0x01, 0x00, -+ 0x00}; -+ -+static char za_24[] = {0x07, 0x25, 0x01, 0x00, 0x02, 0x00, 0x02}; -+ -+ -+ -+static const struct usb_descriptor_header *z_function [] = { -+ (struct usb_descriptor_header *) &z_audio_control_if_desc, -+ (struct usb_descriptor_header *) &z_ac_interface_header_desc, -+ (struct usb_descriptor_header *) &z_0, -+ (struct usb_descriptor_header *) &z_1, -+ (struct usb_descriptor_header *) &z_2, -+ (struct usb_descriptor_header *) &z_audio_if_desc, -+ (struct usb_descriptor_header *) &z_audio_if_desc2, -+ (struct usb_descriptor_header *) &z_audio_cs_as_if_desc, -+ (struct usb_descriptor_header *) &z_audio_cs_as_format_desc, -+ (struct usb_descriptor_header *) &z_iso_ep, -+ (struct usb_descriptor_header *) &z_iso_ep2, -+ (struct usb_descriptor_header *) &za_0, -+ (struct usb_descriptor_header *) &za_1, -+ (struct usb_descriptor_header *) &za_2, -+ (struct usb_descriptor_header *) &za_3, -+ (struct usb_descriptor_header *) &za_4, -+ (struct usb_descriptor_header *) &za_5, -+ (struct usb_descriptor_header *) &za_6, -+ (struct usb_descriptor_header *) &za_7, -+ (struct usb_descriptor_header *) &za_8, -+ (struct usb_descriptor_header *) &za_9, -+ (struct usb_descriptor_header *) &za_10, -+ (struct usb_descriptor_header *) &za_11, -+ (struct usb_descriptor_header *) &za_12, -+ (struct usb_descriptor_header *) &za_13, -+ (struct usb_descriptor_header *) &za_14, -+ (struct usb_descriptor_header *) &za_15, -+ (struct usb_descriptor_header *) &za_16, -+ (struct usb_descriptor_header *) &za_17, -+ (struct usb_descriptor_header *) &za_18, -+ (struct usb_descriptor_header *) &za_19, -+ (struct usb_descriptor_header *) &za_20, -+ (struct usb_descriptor_header *) &za_21, -+ (struct usb_descriptor_header *) &za_22, -+ (struct usb_descriptor_header *) &za_23, -+ (struct usb_descriptor_header *) &za_24, -+ NULL, -+}; -+ -+/* maxpacket and other transfer characteristics vary by speed. */ -+#define ep_desc(g,hs,fs) (((g)->speed==USB_SPEED_HIGH)?(hs):(fs)) -+ -+#else -+ -+/* if there's no high speed support, maxpacket doesn't change. */ -+#define ep_desc(g,hs,fs) fs -+ -+#endif /* !CONFIG_USB_GADGET_DUALSPEED */ -+ -+static char manufacturer [40]; -+//static char serial [40]; -+static char serial [] = "Ser 00 em"; -+ -+/* static strings, in UTF-8 */ -+static struct usb_string strings [] = { -+ { STRING_MANUFACTURER, manufacturer, }, -+ { STRING_PRODUCT, longname, }, -+ { STRING_SERIAL, serial, }, -+ { STRING_LOOPBACK, loopback, }, -+ { STRING_SOURCE_SINK, source_sink, }, -+ { } /* end of list */ -+}; -+ -+static struct usb_gadget_strings stringtab = { -+ .language = 0x0409, /* en-us */ -+ .strings = strings, -+}; -+ -+/* -+ * config descriptors are also handcrafted. these must agree with code -+ * that sets configurations, and with code managing interfaces and their -+ * altsettings. other complexity may come from: -+ * -+ * - high speed support, including "other speed config" rules -+ * - multiple configurations -+ * - interfaces with alternate settings -+ * - embedded class or vendor-specific descriptors -+ * -+ * this handles high speed, and has a second config that could as easily -+ * have been an alternate interface setting (on most hardware). -+ * -+ * NOTE: to demonstrate (and test) more USB capabilities, this driver -+ * should include an altsetting to test interrupt transfers, including -+ * high bandwidth modes at high speed. (Maybe work like Intel's test -+ * device?) -+ */ -+static int -+config_buf (struct usb_gadget *gadget, u8 *buf, u8 type, unsigned index) -+{ -+ int len; -+ const struct usb_descriptor_header **function; -+ -+ function = z_function; -+ len = usb_gadget_config_buf (&z_config, buf, USB_BUFSIZ, function); -+ if (len < 0) -+ return len; -+ ((struct usb_config_descriptor *) buf)->bDescriptorType = type; -+ return len; -+} -+ -+/*-------------------------------------------------------------------------*/ -+ -+static struct usb_request * -+alloc_ep_req (struct usb_ep *ep, unsigned length) -+{ -+ struct usb_request *req; -+ -+ req = usb_ep_alloc_request (ep, GFP_ATOMIC); -+ if (req) { -+ req->length = length; -+ req->buf = usb_ep_alloc_buffer (ep, length, -+ &req->dma, GFP_ATOMIC); -+ if (!req->buf) { -+ usb_ep_free_request (ep, req); -+ req = NULL; -+ } -+ } -+ return req; -+} -+ -+static void free_ep_req (struct usb_ep *ep, struct usb_request *req) -+{ -+ if (req->buf) -+ usb_ep_free_buffer (ep, req->buf, req->dma, req->length); -+ usb_ep_free_request (ep, req); -+} -+ -+/*-------------------------------------------------------------------------*/ -+ -+/* optionally require specific source/sink data patterns */ -+ -+static int -+check_read_data ( -+ struct zero_dev *dev, -+ struct usb_ep *ep, -+ struct usb_request *req -+) -+{ -+ unsigned i; -+ u8 *buf = req->buf; -+ -+ for (i = 0; i < req->actual; i++, buf++) { -+ switch (pattern) { -+ /* all-zeroes has no synchronization issues */ -+ case 0: -+ if (*buf == 0) -+ continue; -+ break; -+ /* mod63 stays in sync with short-terminated transfers, -+ * or otherwise when host and gadget agree on how large -+ * each usb transfer request should be. resync is done -+ * with set_interface or set_config. -+ */ -+ case 1: -+ if (*buf == (u8)(i % 63)) -+ continue; -+ break; -+ } -+ ERROR (dev, "bad OUT byte, buf [%d] = %d\n", i, *buf); -+ usb_ep_set_halt (ep); -+ return -EINVAL; -+ } -+ return 0; -+} -+ -+/*-------------------------------------------------------------------------*/ -+ -+static void zero_reset_config (struct zero_dev *dev) -+{ -+ if (dev->config == 0) -+ return; -+ -+ DBG (dev, "reset config\n"); -+ -+ /* just disable endpoints, forcing completion of pending i/o. -+ * all our completion handlers free their requests in this case. -+ */ -+ if (dev->in_ep) { -+ usb_ep_disable (dev->in_ep); -+ dev->in_ep = NULL; -+ } -+ if (dev->out_ep) { -+ usb_ep_disable (dev->out_ep); -+ dev->out_ep = NULL; -+ } -+ dev->config = 0; -+ del_timer (&dev->resume); -+} -+ -+#define _write(f, buf, sz) (f->f_op->write(f, buf, sz, &f->f_pos)) -+ -+static void -+zero_isoc_complete (struct usb_ep *ep, struct usb_request *req) -+{ -+ struct zero_dev *dev = ep->driver_data; -+ int status = req->status; -+ int i, j; -+ -+ switch (status) { -+ -+ case 0: /* normal completion? */ -+ //printk ("\nzero ---------------> isoc normal completion %d bytes\n", req->actual); -+ for (i=0, j=rbuf_start; i<req->actual; i++) { -+ //printk ("%02x ", ((__u8*)req->buf)[i]); -+ rbuf[j] = ((__u8*)req->buf)[i]; -+ j++; -+ if (j >= RBUF_LEN) j=0; -+ } -+ rbuf_start = j; -+ //printk ("\n\n"); -+ -+ if (rbuf_len < RBUF_LEN) { -+ rbuf_len += req->actual; -+ if (rbuf_len > RBUF_LEN) { -+ rbuf_len = RBUF_LEN; -+ } -+ } -+ -+ break; -+ -+ /* this endpoint is normally active while we're configured */ -+ case -ECONNABORTED: /* hardware forced ep reset */ -+ case -ECONNRESET: /* request dequeued */ -+ case -ESHUTDOWN: /* disconnect from host */ -+ VDBG (dev, "%s gone (%d), %d/%d\n", ep->name, status, -+ req->actual, req->length); -+ if (ep == dev->out_ep) -+ check_read_data (dev, ep, req); -+ free_ep_req (ep, req); -+ return; -+ -+ case -EOVERFLOW: /* buffer overrun on read means that -+ * we didn't provide a big enough -+ * buffer. -+ */ -+ default: -+#if 1 -+ DBG (dev, "%s complete --> %d, %d/%d\n", ep->name, -+ status, req->actual, req->length); -+#endif -+ case -EREMOTEIO: /* short read */ -+ break; -+ } -+ -+ status = usb_ep_queue (ep, req, GFP_ATOMIC); -+ if (status) { -+ ERROR (dev, "kill %s: resubmit %d bytes --> %d\n", -+ ep->name, req->length, status); -+ usb_ep_set_halt (ep); -+ /* FIXME recover later ... somehow */ -+ } -+} -+ -+static struct usb_request * -+zero_start_isoc_ep (struct usb_ep *ep, int gfp_flags) -+{ -+ struct usb_request *req; -+ int status; -+ -+ req = alloc_ep_req (ep, 512); -+ if (!req) -+ return NULL; -+ -+ req->complete = zero_isoc_complete; -+ -+ status = usb_ep_queue (ep, req, gfp_flags); -+ if (status) { -+ struct zero_dev *dev = ep->driver_data; -+ -+ ERROR (dev, "start %s --> %d\n", ep->name, status); -+ free_ep_req (ep, req); -+ req = NULL; -+ } -+ -+ return req; -+} -+ -+/* change our operational config. this code must agree with the code -+ * that returns config descriptors, and altsetting code. -+ * -+ * it's also responsible for power management interactions. some -+ * configurations might not work with our current power sources. -+ * -+ * note that some device controller hardware will constrain what this -+ * code can do, perhaps by disallowing more than one configuration or -+ * by limiting configuration choices (like the pxa2xx). -+ */ -+static int -+zero_set_config (struct zero_dev *dev, unsigned number, int gfp_flags) -+{ -+ int result = 0; -+ struct usb_gadget *gadget = dev->gadget; -+ const struct usb_endpoint_descriptor *d; -+ struct usb_ep *ep; -+ -+ if (number == dev->config) -+ return 0; -+ -+ zero_reset_config (dev); -+ -+ gadget_for_each_ep (ep, gadget) { -+ -+ if (strcmp (ep->name, "ep4") == 0) { -+ -+ d = (struct usb_endpoint_descripter *)&za_23; // isoc ep desc for audio i/f alt setting 6 -+ result = usb_ep_enable (ep, d); -+ -+ if (result == 0) { -+ ep->driver_data = dev; -+ dev->in_ep = ep; -+ -+ if (zero_start_isoc_ep (ep, gfp_flags) != 0) { -+ -+ dev->in_ep = ep; -+ continue; -+ } -+ -+ usb_ep_disable (ep); -+ result = -EIO; -+ } -+ } -+ -+ } -+ -+ dev->config = number; -+ return result; -+} -+ -+/*-------------------------------------------------------------------------*/ -+ -+static void zero_setup_complete (struct usb_ep *ep, struct usb_request *req) -+{ -+ if (req->status || req->actual != req->length) -+ DBG ((struct zero_dev *) ep->driver_data, -+ "setup complete --> %d, %d/%d\n", -+ req->status, req->actual, req->length); -+} -+ -+/* -+ * The setup() callback implements all the ep0 functionality that's -+ * not handled lower down, in hardware or the hardware driver (like -+ * device and endpoint feature flags, and their status). It's all -+ * housekeeping for the gadget function we're implementing. Most of -+ * the work is in config-specific setup. -+ */ -+static int -+zero_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) -+{ -+ struct zero_dev *dev = get_gadget_data (gadget); -+ struct usb_request *req = dev->req; -+ int value = -EOPNOTSUPP; -+ -+ /* usually this stores reply data in the pre-allocated ep0 buffer, -+ * but config change events will reconfigure hardware. -+ */ -+ req->zero = 0; -+ switch (ctrl->bRequest) { -+ -+ case USB_REQ_GET_DESCRIPTOR: -+ -+ switch (ctrl->wValue >> 8) { -+ -+ case USB_DT_DEVICE: -+ value = min (ctrl->wLength, (u16) sizeof device_desc); -+ memcpy (req->buf, &device_desc, value); -+ break; -+#ifdef CONFIG_USB_GADGET_DUALSPEED -+ case USB_DT_DEVICE_QUALIFIER: -+ if (!gadget->is_dualspeed) -+ break; -+ value = min (ctrl->wLength, (u16) sizeof dev_qualifier); -+ memcpy (req->buf, &dev_qualifier, value); -+ break; -+ -+ case USB_DT_OTHER_SPEED_CONFIG: -+ if (!gadget->is_dualspeed) -+ break; -+ // FALLTHROUGH -+#endif /* CONFIG_USB_GADGET_DUALSPEED */ -+ case USB_DT_CONFIG: -+ value = config_buf (gadget, req->buf, -+ ctrl->wValue >> 8, -+ ctrl->wValue & 0xff); -+ if (value >= 0) -+ value = min (ctrl->wLength, (u16) value); -+ break; -+ -+ case USB_DT_STRING: -+ /* wIndex == language code. -+ * this driver only handles one language, you can -+ * add string tables for other languages, using -+ * any UTF-8 characters -+ */ -+ value = usb_gadget_get_string (&stringtab, -+ ctrl->wValue & 0xff, req->buf); -+ if (value >= 0) { -+ value = min (ctrl->wLength, (u16) value); -+ } -+ break; -+ } -+ break; -+ -+ /* currently two configs, two speeds */ -+ case USB_REQ_SET_CONFIGURATION: -+ if (ctrl->bRequestType != 0) -+ goto unknown; -+ -+ spin_lock (&dev->lock); -+ value = zero_set_config (dev, ctrl->wValue, GFP_ATOMIC); -+ spin_unlock (&dev->lock); -+ break; -+ case USB_REQ_GET_CONFIGURATION: -+ if (ctrl->bRequestType != USB_DIR_IN) -+ goto unknown; -+ *(u8 *)req->buf = dev->config; -+ value = min (ctrl->wLength, (u16) 1); -+ break; -+ -+ /* until we add altsetting support, or other interfaces, -+ * only 0/0 are possible. pxa2xx only supports 0/0 (poorly) -+ * and already killed pending endpoint I/O. -+ */ -+ case USB_REQ_SET_INTERFACE: -+ -+ if (ctrl->bRequestType != USB_RECIP_INTERFACE) -+ goto unknown; -+ spin_lock (&dev->lock); -+ if (dev->config) { -+ u8 config = dev->config; -+ -+ /* resets interface configuration, forgets about -+ * previous transaction state (queued bufs, etc) -+ * and re-inits endpoint state (toggle etc) -+ * no response queued, just zero status == success. -+ * if we had more than one interface we couldn't -+ * use this "reset the config" shortcut. -+ */ -+ zero_reset_config (dev); -+ zero_set_config (dev, config, GFP_ATOMIC); -+ value = 0; -+ } -+ spin_unlock (&dev->lock); -+ break; -+ case USB_REQ_GET_INTERFACE: -+ if ((ctrl->bRequestType == 0x21) && (ctrl->wIndex == 0x02)) { -+ value = ctrl->wLength; -+ break; -+ } -+ else { -+ if (ctrl->bRequestType != (USB_DIR_IN|USB_RECIP_INTERFACE)) -+ goto unknown; -+ if (!dev->config) -+ break; -+ if (ctrl->wIndex != 0) { -+ value = -EDOM; -+ break; -+ } -+ *(u8 *)req->buf = 0; -+ value = min (ctrl->wLength, (u16) 1); -+ } -+ break; -+ -+ /* -+ * These are the same vendor-specific requests supported by -+ * Intel's USB 2.0 compliance test devices. We exceed that -+ * device spec by allowing multiple-packet requests. -+ */ -+ case 0x5b: /* control WRITE test -- fill the buffer */ -+ if (ctrl->bRequestType != (USB_DIR_OUT|USB_TYPE_VENDOR)) -+ goto unknown; -+ if (ctrl->wValue || ctrl->wIndex) -+ break; -+ /* just read that many bytes into the buffer */ -+ if (ctrl->wLength > USB_BUFSIZ) -+ break; -+ value = ctrl->wLength; -+ break; -+ case 0x5c: /* control READ test -- return the buffer */ -+ if (ctrl->bRequestType != (USB_DIR_IN|USB_TYPE_VENDOR)) -+ goto unknown; -+ if (ctrl->wValue || ctrl->wIndex) -+ break; -+ /* expect those bytes are still in the buffer; send back */ -+ if (ctrl->wLength > USB_BUFSIZ -+ || ctrl->wLength != req->length) -+ break; -+ value = ctrl->wLength; -+ break; -+ -+ case 0x01: // SET_CUR -+ case 0x02: -+ case 0x03: -+ case 0x04: -+ case 0x05: -+ value = ctrl->wLength; -+ break; -+ case 0x81: -+ switch (ctrl->wValue) { -+ case 0x0201: -+ case 0x0202: -+ ((u8*)req->buf)[0] = 0x00; -+ ((u8*)req->buf)[1] = 0xe3; -+ break; -+ case 0x0300: -+ case 0x0500: -+ ((u8*)req->buf)[0] = 0x00; -+ break; -+ } -+ //((u8*)req->buf)[0] = 0x81; -+ //((u8*)req->buf)[1] = 0x81; -+ value = ctrl->wLength; -+ break; -+ case 0x82: -+ switch (ctrl->wValue) { -+ case 0x0201: -+ case 0x0202: -+ ((u8*)req->buf)[0] = 0x00; -+ ((u8*)req->buf)[1] = 0xc3; -+ break; -+ case 0x0300: -+ case 0x0500: -+ ((u8*)req->buf)[0] = 0x00; -+ break; -+ } -+ //((u8*)req->buf)[0] = 0x82; -+ //((u8*)req->buf)[1] = 0x82; -+ value = ctrl->wLength; -+ break; -+ case 0x83: -+ switch (ctrl->wValue) { -+ case 0x0201: -+ case 0x0202: -+ ((u8*)req->buf)[0] = 0x00; -+ ((u8*)req->buf)[1] = 0x00; -+ break; -+ case 0x0300: -+ ((u8*)req->buf)[0] = 0x60; -+ break; -+ case 0x0500: -+ ((u8*)req->buf)[0] = 0x18; -+ break; -+ } -+ //((u8*)req->buf)[0] = 0x83; -+ //((u8*)req->buf)[1] = 0x83; -+ value = ctrl->wLength; -+ break; -+ case 0x84: -+ switch (ctrl->wValue) { -+ case 0x0201: -+ case 0x0202: -+ ((u8*)req->buf)[0] = 0x00; -+ ((u8*)req->buf)[1] = 0x01; -+ break; -+ case 0x0300: -+ case 0x0500: -+ ((u8*)req->buf)[0] = 0x08; -+ break; -+ } -+ //((u8*)req->buf)[0] = 0x84; -+ //((u8*)req->buf)[1] = 0x84; -+ value = ctrl->wLength; -+ break; -+ case 0x85: -+ ((u8*)req->buf)[0] = 0x85; -+ ((u8*)req->buf)[1] = 0x85; -+ value = ctrl->wLength; -+ break; -+ -+ -+ default: -+unknown: -+ printk("unknown control req%02x.%02x v%04x i%04x l%d\n", -+ ctrl->bRequestType, ctrl->bRequest, -+ ctrl->wValue, ctrl->wIndex, ctrl->wLength); -+ } -+ -+ /* respond with data transfer before status phase? */ -+ if (value >= 0) { -+ req->length = value; -+ req->zero = value < ctrl->wLength -+ && (value % gadget->ep0->maxpacket) == 0; -+ value = usb_ep_queue (gadget->ep0, req, GFP_ATOMIC); -+ if (value < 0) { -+ DBG (dev, "ep_queue < 0 --> %d\n", value); -+ req->status = 0; -+ zero_setup_complete (gadget->ep0, req); -+ } -+ } -+ -+ /* device either stalls (value < 0) or reports success */ -+ return value; -+} -+ -+static void -+zero_disconnect (struct usb_gadget *gadget) -+{ -+ struct zero_dev *dev = get_gadget_data (gadget); -+ unsigned long flags; -+ -+ spin_lock_irqsave (&dev->lock, flags); -+ zero_reset_config (dev); -+ -+ /* a more significant application might have some non-usb -+ * activities to quiesce here, saving resources like power -+ * or pushing the notification up a network stack. -+ */ -+ spin_unlock_irqrestore (&dev->lock, flags); -+ -+ /* next we may get setup() calls to enumerate new connections; -+ * or an unbind() during shutdown (including removing module). -+ */ -+} -+ -+static void -+zero_autoresume (unsigned long _dev) -+{ -+ struct zero_dev *dev = (struct zero_dev *) _dev; -+ int status; -+ -+ /* normally the host would be woken up for something -+ * more significant than just a timer firing... -+ */ -+ if (dev->gadget->speed != USB_SPEED_UNKNOWN) { -+ status = usb_gadget_wakeup (dev->gadget); -+ DBG (dev, "wakeup --> %d\n", status); -+ } -+} -+ -+/*-------------------------------------------------------------------------*/ -+ -+static void -+zero_unbind (struct usb_gadget *gadget) -+{ -+ struct zero_dev *dev = get_gadget_data (gadget); -+ -+ DBG (dev, "unbind\n"); -+ -+ /* we've already been disconnected ... no i/o is active */ -+ if (dev->req) -+ free_ep_req (gadget->ep0, dev->req); -+ del_timer_sync (&dev->resume); -+ kfree (dev); -+ set_gadget_data (gadget, NULL); -+} -+ -+static int -+zero_bind (struct usb_gadget *gadget) -+{ -+ struct zero_dev *dev; -+ //struct usb_ep *ep; -+ -+ printk("binding\n"); -+ /* -+ * DRIVER POLICY CHOICE: you may want to do this differently. -+ * One thing to avoid is reusing a bcdDevice revision code -+ * with different host-visible configurations or behavior -+ * restrictions -- using ep1in/ep2out vs ep1out/ep3in, etc -+ */ -+ //device_desc.bcdDevice = __constant_cpu_to_le16 (0x0201); -+ -+ -+ /* ok, we made sense of the hardware ... */ -+ dev = kmalloc (sizeof *dev, SLAB_KERNEL); -+ if (!dev) -+ return -ENOMEM; -+ memset (dev, 0, sizeof *dev); -+ spin_lock_init (&dev->lock); -+ dev->gadget = gadget; -+ set_gadget_data (gadget, dev); -+ -+ /* preallocate control response and buffer */ -+ dev->req = usb_ep_alloc_request (gadget->ep0, GFP_KERNEL); -+ if (!dev->req) -+ goto enomem; -+ dev->req->buf = usb_ep_alloc_buffer (gadget->ep0, USB_BUFSIZ, -+ &dev->req->dma, GFP_KERNEL); -+ if (!dev->req->buf) -+ goto enomem; -+ -+ dev->req->complete = zero_setup_complete; -+ -+ device_desc.bMaxPacketSize0 = gadget->ep0->maxpacket; -+ -+#ifdef CONFIG_USB_GADGET_DUALSPEED -+ /* assume ep0 uses the same value for both speeds ... */ -+ dev_qualifier.bMaxPacketSize0 = device_desc.bMaxPacketSize0; -+ -+ /* and that all endpoints are dual-speed */ -+ //hs_source_desc.bEndpointAddress = fs_source_desc.bEndpointAddress; -+ //hs_sink_desc.bEndpointAddress = fs_sink_desc.bEndpointAddress; -+#endif -+ -+ usb_gadget_set_selfpowered (gadget); -+ -+ init_timer (&dev->resume); -+ dev->resume.function = zero_autoresume; -+ dev->resume.data = (unsigned long) dev; -+ -+ gadget->ep0->driver_data = dev; -+ -+ INFO (dev, "%s, version: " DRIVER_VERSION "\n", longname); -+ INFO (dev, "using %s, OUT %s IN %s\n", gadget->name, -+ EP_OUT_NAME, EP_IN_NAME); -+ -+ snprintf (manufacturer, sizeof manufacturer, -+ UTS_SYSNAME " " UTS_RELEASE " with %s", -+ gadget->name); -+ -+ return 0; -+ -+enomem: -+ zero_unbind (gadget); -+ return -ENOMEM; -+} -+ -+/*-------------------------------------------------------------------------*/ -+ -+static void -+zero_suspend (struct usb_gadget *gadget) -+{ -+ struct zero_dev *dev = get_gadget_data (gadget); -+ -+ if (gadget->speed == USB_SPEED_UNKNOWN) -+ return; -+ -+ if (autoresume) { -+ mod_timer (&dev->resume, jiffies + (HZ * autoresume)); -+ DBG (dev, "suspend, wakeup in %d seconds\n", autoresume); -+ } else -+ DBG (dev, "suspend\n"); -+} -+ -+static void -+zero_resume (struct usb_gadget *gadget) -+{ -+ struct zero_dev *dev = get_gadget_data (gadget); -+ -+ DBG (dev, "resume\n"); -+ del_timer (&dev->resume); -+} -+ -+ -+/*-------------------------------------------------------------------------*/ -+ -+static struct usb_gadget_driver zero_driver = { -+#ifdef CONFIG_USB_GADGET_DUALSPEED -+ .speed = USB_SPEED_HIGH, -+#else -+ .speed = USB_SPEED_FULL, -+#endif -+ .function = (char *) longname, -+ .bind = zero_bind, -+ .unbind = zero_unbind, -+ -+ .setup = zero_setup, -+ .disconnect = zero_disconnect, -+ -+ .suspend = zero_suspend, -+ .resume = zero_resume, -+ -+ .driver = { -+ .name = (char *) shortname, -+ // .shutdown = ... -+ // .suspend = ... -+ // .resume = ... -+ }, -+}; -+ -+MODULE_AUTHOR ("David Brownell"); -+MODULE_LICENSE ("Dual BSD/GPL"); -+ -+static struct proc_dir_entry *pdir, *pfile; -+ -+static int isoc_read_data (char *page, char **start, -+ off_t off, int count, -+ int *eof, void *data) -+{ -+ int i; -+ static int c = 0; -+ static int done = 0; -+ static int s = 0; -+ -+/* -+ printk ("\ncount: %d\n", count); -+ printk ("rbuf_start: %d\n", rbuf_start); -+ printk ("rbuf_len: %d\n", rbuf_len); -+ printk ("off: %d\n", off); -+ printk ("start: %p\n\n", *start); -+*/ -+ if (done) { -+ c = 0; -+ done = 0; -+ *eof = 1; -+ return 0; -+ } -+ -+ if (c == 0) { -+ if (rbuf_len == RBUF_LEN) -+ s = rbuf_start; -+ else s = 0; -+ } -+ -+ for (i=0; i<count && c<rbuf_len; i++, c++) { -+ page[i] = rbuf[(c+s) % RBUF_LEN]; -+ } -+ *start = page; -+ -+ if (c >= rbuf_len) { -+ *eof = 1; -+ done = 1; -+ } -+ -+ -+ return i; -+} -+ -+static int __init init (void) -+{ -+ -+ int retval = 0; -+ -+ pdir = proc_mkdir("isoc_test", NULL); -+ if(pdir == NULL) { -+ retval = -ENOMEM; -+ printk("Error creating dir\n"); -+ goto done; -+ } -+ pdir->owner = THIS_MODULE; -+ -+ pfile = create_proc_read_entry("isoc_data", -+ 0444, pdir, -+ isoc_read_data, -+ NULL); -+ if (pfile == NULL) { -+ retval = -ENOMEM; -+ printk("Error creating file\n"); -+ goto no_file; -+ } -+ pfile->owner = THIS_MODULE; -+ -+ return usb_gadget_register_driver (&zero_driver); -+ -+ no_file: -+ remove_proc_entry("isoc_data", NULL); -+ done: -+ return retval; -+} -+module_init (init); -+ -+static void __exit cleanup (void) -+{ -+ -+ usb_gadget_unregister_driver (&zero_driver); -+ -+ remove_proc_entry("isoc_data", pdir); -+ remove_proc_entry("isoc_test", NULL); -+} -+module_exit (cleanup); ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_attr.c -@@ -0,0 +1,1055 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_attr.c $ -+ * $Revision: #31 $ -+ * $Date: 2008/07/15 $ -+ * $Change: 1064918 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+/** @file -+ * -+ * The diagnostic interface will provide access to the controller for -+ * bringing up the hardware and testing. The Linux driver attributes -+ * feature will be used to provide the Linux Diagnostic -+ * Interface. These attributes are accessed through sysfs. -+ */ -+ -+/** @page "Linux Module Attributes" -+ * -+ * The Linux module attributes feature is used to provide the Linux -+ * Diagnostic Interface. These attributes are accessed through sysfs. -+ * The diagnostic interface will provide access to the controller for -+ * bringing up the hardware and testing. -+ -+ -+ The following table shows the attributes. -+ <table> -+ <tr> -+ <td><b> Name</b></td> -+ <td><b> Description</b></td> -+ <td><b> Access</b></td> -+ </tr> -+ -+ <tr> -+ <td> mode </td> -+ <td> Returns the current mode: 0 for device mode, 1 for host mode</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> hnpcapable </td> -+ <td> Gets or sets the "HNP-capable" bit in the Core USB Configuraton Register. -+ Read returns the current value.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> srpcapable </td> -+ <td> Gets or sets the "SRP-capable" bit in the Core USB Configuraton Register. -+ Read returns the current value.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> hnp </td> -+ <td> Initiates the Host Negotiation Protocol. Read returns the status.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> srp </td> -+ <td> Initiates the Session Request Protocol. Read returns the status.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> buspower </td> -+ <td> Gets or sets the Power State of the bus (0 - Off or 1 - On)</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> bussuspend </td> -+ <td> Suspends the USB bus.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> busconnected </td> -+ <td> Gets the connection status of the bus</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> gotgctl </td> -+ <td> Gets or sets the Core Control Status Register.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> gusbcfg </td> -+ <td> Gets or sets the Core USB Configuration Register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> grxfsiz </td> -+ <td> Gets or sets the Receive FIFO Size Register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> gnptxfsiz </td> -+ <td> Gets or sets the non-periodic Transmit Size Register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> gpvndctl </td> -+ <td> Gets or sets the PHY Vendor Control Register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> ggpio </td> -+ <td> Gets the value in the lower 16-bits of the General Purpose IO Register -+ or sets the upper 16 bits.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> guid </td> -+ <td> Gets or sets the value of the User ID Register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> gsnpsid </td> -+ <td> Gets the value of the Synopsys ID Regester</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> devspeed </td> -+ <td> Gets or sets the device speed setting in the DCFG register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> enumspeed </td> -+ <td> Gets the device enumeration Speed.</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> hptxfsiz </td> -+ <td> Gets the value of the Host Periodic Transmit FIFO</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> hprt0 </td> -+ <td> Gets or sets the value in the Host Port Control and Status Register</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> regoffset </td> -+ <td> Sets the register offset for the next Register Access</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> regvalue </td> -+ <td> Gets or sets the value of the register at the offset in the regoffset attribute.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> remote_wakeup </td> -+ <td> On read, shows the status of Remote Wakeup. On write, initiates a remote -+ wakeup of the host. When bit 0 is 1 and Remote Wakeup is enabled, the Remote -+ Wakeup signalling bit in the Device Control Register is set for 1 -+ milli-second.</td> -+ <td> Read/Write</td> -+ </tr> -+ -+ <tr> -+ <td> regdump </td> -+ <td> Dumps the contents of core registers.</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> spramdump </td> -+ <td> Dumps the contents of core registers.</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> hcddump </td> -+ <td> Dumps the current HCD state.</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> hcd_frrem </td> -+ <td> Shows the average value of the Frame Remaining -+ field in the Host Frame Number/Frame Remaining register when an SOF interrupt -+ occurs. This can be used to determine the average interrupt latency. Also -+ shows the average Frame Remaining value for start_transfer and the "a" and -+ "b" sample points. The "a" and "b" sample points may be used during debugging -+ bto determine how long it takes to execute a section of the HCD code.</td> -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> rd_reg_test </td> -+ <td> Displays the time required to read the GNPTXFSIZ register many times -+ (the output shows the number of times the register is read). -+ <td> Read</td> -+ </tr> -+ -+ <tr> -+ <td> wr_reg_test </td> -+ <td> Displays the time required to write the GNPTXFSIZ register many times -+ (the output shows the number of times the register is written). -+ <td> Read</td> -+ </tr> -+ -+ </table> -+ -+ Example usage: -+ To get the current mode: -+ cat /sys/devices/lm0/mode -+ -+ To power down the USB: -+ echo 0 > /sys/devices/lm0/buspower -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/init.h> -+#include <linux/device.h> -+#include <linux/errno.h> -+#include <linux/types.h> -+#include <linux/stat.h> /* permission constants */ -+#include <linux/version.h> -+ -+#include <asm/sizes.h> -+#include <asm/io.h> -+//#include <asm/arch/lm.h> -+#include <mach/lm.h> -+#include <asm/sizes.h> -+ -+#include "dwc_otg_plat.h" -+#include "dwc_otg_attr.h" -+#include "dwc_otg_driver.h" -+#include "dwc_otg_pcd.h" -+#include "dwc_otg_hcd.h" -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+/* -+ * MACROs for defining sysfs attribute -+ */ -+#define DWC_OTG_DEVICE_ATTR_BITFIELD_SHOW(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+static ssize_t _otg_attr_name_##_show (struct device *_dev, struct device_attribute *attr, char *buf) \ -+{ \ -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); \ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); \ -+ uint32_t val; \ -+ val = dwc_read_reg32 (_addr_); \ -+ val = (val & (_mask_)) >> _shift_; \ -+ return sprintf (buf, "%s = 0x%x\n", _string_, val); \ -+} -+#define DWC_OTG_DEVICE_ATTR_BITFIELD_STORE(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+static ssize_t _otg_attr_name_##_store (struct device *_dev, struct device_attribute *attr, \ -+ const char *buf, size_t count) \ -+{ \ -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); \ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); \ -+ uint32_t set = simple_strtoul(buf, NULL, 16); \ -+ uint32_t clear = set; \ -+ clear = ((~clear) << _shift_) & _mask_; \ -+ set = (set << _shift_) & _mask_; \ -+ dev_dbg(_dev, "Storing Address=0x%08x Set=0x%08x Clear=0x%08x\n", (uint32_t)_addr_, set, clear); \ -+ dwc_modify_reg32(_addr_, clear, set); \ -+ return count; \ -+} -+ -+/* -+ * MACROs for defining sysfs attribute for 32-bit registers -+ */ -+#define DWC_OTG_DEVICE_ATTR_REG_SHOW(_otg_attr_name_,_addr_,_string_) \ -+static ssize_t _otg_attr_name_##_show (struct device *_dev, struct device_attribute *attr, char *buf) \ -+{ \ -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); \ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); \ -+ uint32_t val; \ -+ val = dwc_read_reg32 (_addr_); \ -+ return sprintf (buf, "%s = 0x%08x\n", _string_, val); \ -+} -+#define DWC_OTG_DEVICE_ATTR_REG_STORE(_otg_attr_name_,_addr_,_string_) \ -+static ssize_t _otg_attr_name_##_store (struct device *_dev, struct device_attribute *attr, \ -+ const char *buf, size_t count) \ -+{ \ -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); \ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); \ -+ uint32_t val = simple_strtoul(buf, NULL, 16); \ -+ dev_dbg(_dev, "Storing Address=0x%08x Val=0x%08x\n", (uint32_t)_addr_, val); \ -+ dwc_write_reg32(_addr_, val); \ -+ return count; \ -+} -+ -+#else -+ -+/* -+ * MACROs for defining sysfs attribute -+ */ -+#define DWC_OTG_DEVICE_ATTR_BITFIELD_SHOW(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+static ssize_t _otg_attr_name_##_show (struct device *_dev, char *buf) \ -+{ \ -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev);\ -+ uint32_t val; \ -+ val = dwc_read_reg32 (_addr_); \ -+ val = (val & (_mask_)) >> _shift_; \ -+ return sprintf (buf, "%s = 0x%x\n", _string_, val); \ -+} -+#define DWC_OTG_DEVICE_ATTR_BITFIELD_STORE(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+static ssize_t _otg_attr_name_##_store (struct device *_dev, const char *buf, size_t count) \ -+{ \ -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev);\ -+ uint32_t set = simple_strtoul(buf, NULL, 16); \ -+ uint32_t clear = set; \ -+ clear = ((~clear) << _shift_) & _mask_; \ -+ set = (set << _shift_) & _mask_; \ -+ dev_dbg(_dev, "Storing Address=0x%08x Set=0x%08x Clear=0x%08x\n", (uint32_t)_addr_, set, clear); \ -+ dwc_modify_reg32(_addr_, clear, set); \ -+ return count; \ -+} -+ -+/* -+ * MACROs for defining sysfs attribute for 32-bit registers -+ */ -+#define DWC_OTG_DEVICE_ATTR_REG_SHOW(_otg_attr_name_,_addr_,_string_) \ -+static ssize_t _otg_attr_name_##_show (struct device *_dev, char *buf) \ -+{ \ -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev);\ -+ uint32_t val; \ -+ val = dwc_read_reg32 (_addr_); \ -+ return sprintf (buf, "%s = 0x%08x\n", _string_, val); \ -+} -+#define DWC_OTG_DEVICE_ATTR_REG_STORE(_otg_attr_name_,_addr_,_string_) \ -+static ssize_t _otg_attr_name_##_store (struct device *_dev, const char *buf, size_t count) \ -+{ \ -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev);\ -+ uint32_t val = simple_strtoul(buf, NULL, 16); \ -+ dev_dbg(_dev, "Storing Address=0x%08x Val=0x%08x\n", (uint32_t)_addr_, val); \ -+ dwc_write_reg32(_addr_, val); \ -+ return count; \ -+} -+ -+#endif -+ -+#define DWC_OTG_DEVICE_ATTR_BITFIELD_RW(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+DWC_OTG_DEVICE_ATTR_BITFIELD_SHOW(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+DWC_OTG_DEVICE_ATTR_BITFIELD_STORE(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+DEVICE_ATTR(_otg_attr_name_,0644,_otg_attr_name_##_show,_otg_attr_name_##_store); -+ -+#define DWC_OTG_DEVICE_ATTR_BITFIELD_RO(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+DWC_OTG_DEVICE_ATTR_BITFIELD_SHOW(_otg_attr_name_,_addr_,_mask_,_shift_,_string_) \ -+DEVICE_ATTR(_otg_attr_name_,0444,_otg_attr_name_##_show,NULL); -+ -+#define DWC_OTG_DEVICE_ATTR_REG32_RW(_otg_attr_name_,_addr_,_string_) \ -+DWC_OTG_DEVICE_ATTR_REG_SHOW(_otg_attr_name_,_addr_,_string_) \ -+DWC_OTG_DEVICE_ATTR_REG_STORE(_otg_attr_name_,_addr_,_string_) \ -+DEVICE_ATTR(_otg_attr_name_,0644,_otg_attr_name_##_show,_otg_attr_name_##_store); -+ -+#define DWC_OTG_DEVICE_ATTR_REG32_RO(_otg_attr_name_,_addr_,_string_) \ -+DWC_OTG_DEVICE_ATTR_REG_SHOW(_otg_attr_name_,_addr_,_string_) \ -+DEVICE_ATTR(_otg_attr_name_,0444,_otg_attr_name_##_show,NULL); -+ -+ -+/** @name Functions for Show/Store of Attributes */ -+/**@{*/ -+ -+/** -+ * Show the register offset of the Register Access. -+ */ -+static ssize_t regoffset_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ return snprintf(buf, sizeof("0xFFFFFFFF\n")+1,"0x%08x\n", otg_dev->reg_offset); -+} -+ -+/** -+ * Set the register offset for the next Register Access Read/Write -+ */ -+static ssize_t regoffset_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t offset = simple_strtoul(buf, NULL, 16); -+ //dev_dbg(_dev, "Offset=0x%08x\n", offset); -+ if (offset < SZ_256K ) { -+ otg_dev->reg_offset = offset; -+ } -+ else { -+ dev_err( _dev, "invalid offset\n" ); -+ } -+ -+ return count; -+} -+DEVICE_ATTR(regoffset, S_IRUGO|S_IWUSR, (void *)regoffset_show, regoffset_store); -+ -+ -+/** -+ * Show the value of the register at the offset in the reg_offset -+ * attribute. -+ */ -+static ssize_t regvalue_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t val; -+ volatile uint32_t *addr; -+ -+ if (otg_dev->reg_offset != 0xFFFFFFFF && -+ 0 != otg_dev->base) { -+ /* Calculate the address */ -+ addr = (uint32_t*)(otg_dev->reg_offset + -+ (uint8_t*)otg_dev->base); -+ //dev_dbg(_dev, "@0x%08x\n", (unsigned)addr); -+ val = dwc_read_reg32( addr ); -+ return snprintf(buf, sizeof("Reg@0xFFFFFFFF = 0xFFFFFFFF\n")+1, -+ "Reg@0x%06x = 0x%08x\n", -+ otg_dev->reg_offset, val); -+ } -+ else { -+ dev_err(_dev, "Invalid offset (0x%0x)\n", -+ otg_dev->reg_offset); -+ return sprintf(buf, "invalid offset\n" ); -+ } -+} -+ -+/** -+ * Store the value in the register at the offset in the reg_offset -+ * attribute. -+ * -+ */ -+static ssize_t regvalue_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ volatile uint32_t * addr; -+ uint32_t val = simple_strtoul(buf, NULL, 16); -+ //dev_dbg(_dev, "Offset=0x%08x Val=0x%08x\n", otg_dev->reg_offset, val); -+ if (otg_dev->reg_offset != 0xFFFFFFFF && 0 != otg_dev->base) { -+ /* Calculate the address */ -+ addr = (uint32_t*)(otg_dev->reg_offset + -+ (uint8_t*)otg_dev->base); -+ //dev_dbg(_dev, "@0x%08x\n", (unsigned)addr); -+ dwc_write_reg32( addr, val ); -+ } -+ else { -+ dev_err(_dev, "Invalid Register Offset (0x%08x)\n", -+ otg_dev->reg_offset); -+ } -+ return count; -+} -+DEVICE_ATTR(regvalue, S_IRUGO|S_IWUSR, regvalue_show, regvalue_store); -+ -+/* -+ * Attributes -+ */ -+DWC_OTG_DEVICE_ATTR_BITFIELD_RO(mode,&(otg_dev->core_if->core_global_regs->gotgctl),(1<<20),20,"Mode"); -+DWC_OTG_DEVICE_ATTR_BITFIELD_RW(hnpcapable,&(otg_dev->core_if->core_global_regs->gusbcfg),(1<<9),9,"Mode"); -+DWC_OTG_DEVICE_ATTR_BITFIELD_RW(srpcapable,&(otg_dev->core_if->core_global_regs->gusbcfg),(1<<8),8,"Mode"); -+ -+//DWC_OTG_DEVICE_ATTR_BITFIELD_RW(buspower,&(otg_dev->core_if->core_global_regs->gotgctl),(1<<8),8,"Mode"); -+//DWC_OTG_DEVICE_ATTR_BITFIELD_RW(bussuspend,&(otg_dev->core_if->core_global_regs->gotgctl),(1<<8),8,"Mode"); -+DWC_OTG_DEVICE_ATTR_BITFIELD_RO(busconnected,otg_dev->core_if->host_if->hprt0,0x01,0,"Bus Connected"); -+ -+DWC_OTG_DEVICE_ATTR_REG32_RW(gotgctl,&(otg_dev->core_if->core_global_regs->gotgctl),"GOTGCTL"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(gusbcfg,&(otg_dev->core_if->core_global_regs->gusbcfg),"GUSBCFG"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(grxfsiz,&(otg_dev->core_if->core_global_regs->grxfsiz),"GRXFSIZ"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(gnptxfsiz,&(otg_dev->core_if->core_global_regs->gnptxfsiz),"GNPTXFSIZ"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(gpvndctl,&(otg_dev->core_if->core_global_regs->gpvndctl),"GPVNDCTL"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(ggpio,&(otg_dev->core_if->core_global_regs->ggpio),"GGPIO"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(guid,&(otg_dev->core_if->core_global_regs->guid),"GUID"); -+DWC_OTG_DEVICE_ATTR_REG32_RO(gsnpsid,&(otg_dev->core_if->core_global_regs->gsnpsid),"GSNPSID"); -+DWC_OTG_DEVICE_ATTR_BITFIELD_RW(devspeed,&(otg_dev->core_if->dev_if->dev_global_regs->dcfg),0x3,0,"Device Speed"); -+DWC_OTG_DEVICE_ATTR_BITFIELD_RO(enumspeed,&(otg_dev->core_if->dev_if->dev_global_regs->dsts),0x6,1,"Device Enumeration Speed"); -+ -+DWC_OTG_DEVICE_ATTR_REG32_RO(hptxfsiz,&(otg_dev->core_if->core_global_regs->hptxfsiz),"HPTXFSIZ"); -+DWC_OTG_DEVICE_ATTR_REG32_RW(hprt0,otg_dev->core_if->host_if->hprt0,"HPRT0"); -+ -+ -+/** -+ * @todo Add code to initiate the HNP. -+ */ -+/** -+ * Show the HNP status bit -+ */ -+static ssize_t hnp_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ gotgctl_data_t val; -+ val.d32 = dwc_read_reg32 (&(otg_dev->core_if->core_global_regs->gotgctl)); -+ return sprintf (buf, "HstNegScs = 0x%x\n", val.b.hstnegscs); -+} -+ -+/** -+ * Set the HNP Request bit -+ */ -+static ssize_t hnp_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t in = simple_strtoul(buf, NULL, 16); -+ uint32_t *addr = (uint32_t *)&(otg_dev->core_if->core_global_regs->gotgctl); -+ gotgctl_data_t mem; -+ mem.d32 = dwc_read_reg32(addr); -+ mem.b.hnpreq = in; -+ dev_dbg(_dev, "Storing Address=0x%08x Data=0x%08x\n", (uint32_t)addr, mem.d32); -+ dwc_write_reg32(addr, mem.d32); -+ return count; -+} -+DEVICE_ATTR(hnp, 0644, hnp_show, hnp_store); -+ -+/** -+ * @todo Add code to initiate the SRP. -+ */ -+/** -+ * Show the SRP status bit -+ */ -+static ssize_t srp_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#ifndef DWC_HOST_ONLY -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ gotgctl_data_t val; -+ val.d32 = dwc_read_reg32 (&(otg_dev->core_if->core_global_regs->gotgctl)); -+ return sprintf (buf, "SesReqScs = 0x%x\n", val.b.sesreqscs); -+#else -+ return sprintf(buf, "Host Only Mode!\n"); -+#endif -+} -+ -+ -+ -+/** -+ * Set the SRP Request bit -+ */ -+static ssize_t srp_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#ifndef DWC_HOST_ONLY -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ dwc_otg_pcd_initiate_srp(otg_dev->pcd); -+#endif -+ return count; -+} -+DEVICE_ATTR(srp, 0644, srp_show, srp_store); -+ -+/** -+ * @todo Need to do more for power on/off? -+ */ -+/** -+ * Show the Bus Power status -+ */ -+static ssize_t buspower_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ hprt0_data_t val; -+ val.d32 = dwc_read_reg32 (otg_dev->core_if->host_if->hprt0); -+ return sprintf (buf, "Bus Power = 0x%x\n", val.b.prtpwr); -+} -+ -+ -+/** -+ * Set the Bus Power status -+ */ -+static ssize_t buspower_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t on = simple_strtoul(buf, NULL, 16); -+ uint32_t *addr = (uint32_t *)otg_dev->core_if->host_if->hprt0; -+ hprt0_data_t mem; -+ -+ mem.d32 = dwc_read_reg32(addr); -+ mem.b.prtpwr = on; -+ -+ //dev_dbg(_dev, "Storing Address=0x%08x Data=0x%08x\n", (uint32_t)addr, mem.d32); -+ dwc_write_reg32(addr, mem.d32); -+ -+ return count; -+} -+DEVICE_ATTR(buspower, 0644, buspower_show, buspower_store); -+ -+/** -+ * @todo Need to do more for suspend? -+ */ -+/** -+ * Show the Bus Suspend status -+ */ -+static ssize_t bussuspend_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ hprt0_data_t val; -+ val.d32 = dwc_read_reg32 (otg_dev->core_if->host_if->hprt0); -+ return sprintf (buf, "Bus Suspend = 0x%x\n", val.b.prtsusp); -+} -+ -+/** -+ * Set the Bus Suspend status -+ */ -+static ssize_t bussuspend_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t in = simple_strtoul(buf, NULL, 16); -+ uint32_t *addr = (uint32_t *)otg_dev->core_if->host_if->hprt0; -+ hprt0_data_t mem; -+ mem.d32 = dwc_read_reg32(addr); -+ mem.b.prtsusp = in; -+ dev_dbg(_dev, "Storing Address=0x%08x Data=0x%08x\n", (uint32_t)addr, mem.d32); -+ dwc_write_reg32(addr, mem.d32); -+ return count; -+} -+DEVICE_ATTR(bussuspend, 0644, bussuspend_show, bussuspend_store); -+ -+/** -+ * Show the status of Remote Wakeup. -+ */ -+static ssize_t remote_wakeup_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#ifndef DWC_HOST_ONLY -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ dctl_data_t val; -+ val.d32 = -+ dwc_read_reg32( &otg_dev->core_if->dev_if->dev_global_regs->dctl); -+ return sprintf( buf, "Remote Wakeup = %d Enabled = %d\n", -+ val.b.rmtwkupsig, otg_dev->pcd->remote_wakeup_enable); -+#else -+ return sprintf(buf, "Host Only Mode!\n"); -+#endif -+} -+/** -+ * Initiate a remote wakeup of the host. The Device control register -+ * Remote Wakeup Signal bit is written if the PCD Remote wakeup enable -+ * flag is set. -+ * -+ */ -+static ssize_t remote_wakeup_store( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ const char *buf, -+ size_t count ) -+{ -+#ifndef DWC_HOST_ONLY -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t val = simple_strtoul(buf, NULL, 16); -+ if (val&1) { -+ dwc_otg_pcd_remote_wakeup(otg_dev->pcd, 1); -+ } -+ else { -+ dwc_otg_pcd_remote_wakeup(otg_dev->pcd, 0); -+ } -+#endif -+ return count; -+} -+DEVICE_ATTR(remote_wakeup, S_IRUGO|S_IWUSR, remote_wakeup_show, -+ remote_wakeup_store); -+ -+/** -+ * Dump global registers and either host or device registers (depending on the -+ * current mode of the core). -+ */ -+static ssize_t regdump_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ dwc_otg_dump_global_registers( otg_dev->core_if); -+ if (dwc_otg_is_host_mode(otg_dev->core_if)) { -+ dwc_otg_dump_host_registers( otg_dev->core_if); -+ } else { -+ dwc_otg_dump_dev_registers( otg_dev->core_if); -+ -+ } -+ return sprintf( buf, "Register Dump\n" ); -+} -+ -+DEVICE_ATTR(regdump, S_IRUGO|S_IWUSR, regdump_show, 0); -+ -+/** -+ * Dump global registers and either host or device registers (depending on the -+ * current mode of the core). -+ */ -+static ssize_t spramdump_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ dwc_otg_dump_spram( otg_dev->core_if); -+ -+ return sprintf( buf, "SPRAM Dump\n" ); -+} -+ -+DEVICE_ATTR(spramdump, S_IRUGO|S_IWUSR, spramdump_show, 0); -+ -+/** -+ * Dump the current hcd state. -+ */ -+static ssize_t hcddump_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#ifndef DWC_DEVICE_ONLY -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ dwc_otg_hcd_dump_state(otg_dev->hcd); -+#endif -+ return sprintf( buf, "HCD Dump\n" ); -+} -+ -+DEVICE_ATTR(hcddump, S_IRUGO|S_IWUSR, hcddump_show, 0); -+ -+/** -+ * Dump the average frame remaining at SOF. This can be used to -+ * determine average interrupt latency. Frame remaining is also shown for -+ * start transfer and two additional sample points. -+ */ -+static ssize_t hcd_frrem_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#ifndef DWC_DEVICE_ONLY -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ dwc_otg_hcd_dump_frrem(otg_dev->hcd); -+#endif -+ return sprintf( buf, "HCD Dump Frame Remaining\n" ); -+} -+ -+DEVICE_ATTR(hcd_frrem, S_IRUGO|S_IWUSR, hcd_frrem_show, 0); -+ -+/** -+ * Displays the time required to read the GNPTXFSIZ register many times (the -+ * output shows the number of times the register is read). -+ */ -+#define RW_REG_COUNT 10000000 -+#define MSEC_PER_JIFFIE 1000/HZ -+static ssize_t rd_reg_test_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ int i; -+ int time; -+ int start_jiffies; -+ -+ printk("HZ %d, MSEC_PER_JIFFIE %d, loops_per_jiffy %lu\n", -+ HZ, MSEC_PER_JIFFIE, loops_per_jiffy); -+ start_jiffies = jiffies; -+ for (i = 0; i < RW_REG_COUNT; i++) { -+ dwc_read_reg32(&otg_dev->core_if->core_global_regs->gnptxfsiz); -+ } -+ time = jiffies - start_jiffies; -+ return sprintf( buf, "Time to read GNPTXFSIZ reg %d times: %d msecs (%d jiffies)\n", -+ RW_REG_COUNT, time * MSEC_PER_JIFFIE, time ); -+} -+ -+DEVICE_ATTR(rd_reg_test, S_IRUGO|S_IWUSR, rd_reg_test_show, 0); -+ -+/** -+ * Displays the time required to write the GNPTXFSIZ register many times (the -+ * output shows the number of times the register is written). -+ */ -+static ssize_t wr_reg_test_show( struct device *_dev, -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct device_attribute *attr, -+#endif -+ char *buf) -+{ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct lm_device *lm_dev = container_of(_dev, struct lm_device, dev); -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lm_dev); -+#else -+ dwc_otg_device_t *otg_dev = dev_get_drvdata(_dev); -+#endif -+ uint32_t reg_val; -+ int i; -+ int time; -+ int start_jiffies; -+ -+ printk("HZ %d, MSEC_PER_JIFFIE %d, loops_per_jiffy %lu\n", -+ HZ, MSEC_PER_JIFFIE, loops_per_jiffy); -+ reg_val = dwc_read_reg32(&otg_dev->core_if->core_global_regs->gnptxfsiz); -+ start_jiffies = jiffies; -+ for (i = 0; i < RW_REG_COUNT; i++) { -+ dwc_write_reg32(&otg_dev->core_if->core_global_regs->gnptxfsiz, reg_val); -+ } -+ time = jiffies - start_jiffies; -+ return sprintf( buf, "Time to write GNPTXFSIZ reg %d times: %d msecs (%d jiffies)\n", -+ RW_REG_COUNT, time * MSEC_PER_JIFFIE, time); -+} -+ -+DEVICE_ATTR(wr_reg_test, S_IRUGO|S_IWUSR, wr_reg_test_show, 0); -+/**@}*/ -+ -+/** -+ * Create the device files -+ */ -+void dwc_otg_attr_create (struct lm_device *lmdev) -+{ -+ int error; -+ -+ error = device_create_file(&lmdev->dev, &dev_attr_regoffset); -+ error = device_create_file(&lmdev->dev, &dev_attr_regvalue); -+ error = device_create_file(&lmdev->dev, &dev_attr_mode); -+ error = device_create_file(&lmdev->dev, &dev_attr_hnpcapable); -+ error = device_create_file(&lmdev->dev, &dev_attr_srpcapable); -+ error = device_create_file(&lmdev->dev, &dev_attr_hnp); -+ error = device_create_file(&lmdev->dev, &dev_attr_srp); -+ error = device_create_file(&lmdev->dev, &dev_attr_buspower); -+ error = device_create_file(&lmdev->dev, &dev_attr_bussuspend); -+ error = device_create_file(&lmdev->dev, &dev_attr_busconnected); -+ error = device_create_file(&lmdev->dev, &dev_attr_gotgctl); -+ error = device_create_file(&lmdev->dev, &dev_attr_gusbcfg); -+ error = device_create_file(&lmdev->dev, &dev_attr_grxfsiz); -+ error = device_create_file(&lmdev->dev, &dev_attr_gnptxfsiz); -+ error = device_create_file(&lmdev->dev, &dev_attr_gpvndctl); -+ error = device_create_file(&lmdev->dev, &dev_attr_ggpio); -+ error = device_create_file(&lmdev->dev, &dev_attr_guid); -+ error = device_create_file(&lmdev->dev, &dev_attr_gsnpsid); -+ error = device_create_file(&lmdev->dev, &dev_attr_devspeed); -+ error = device_create_file(&lmdev->dev, &dev_attr_enumspeed); -+ error = device_create_file(&lmdev->dev, &dev_attr_hptxfsiz); -+ error = device_create_file(&lmdev->dev, &dev_attr_hprt0); -+ error = device_create_file(&lmdev->dev, &dev_attr_remote_wakeup); -+ error = device_create_file(&lmdev->dev, &dev_attr_regdump); -+ error = device_create_file(&lmdev->dev, &dev_attr_spramdump); -+ error = device_create_file(&lmdev->dev, &dev_attr_hcddump); -+ error = device_create_file(&lmdev->dev, &dev_attr_hcd_frrem); -+ error = device_create_file(&lmdev->dev, &dev_attr_rd_reg_test); -+ error = device_create_file(&lmdev->dev, &dev_attr_wr_reg_test); -+} -+ -+/** -+ * Remove the device files -+ */ -+void dwc_otg_attr_remove (struct lm_device *lmdev) -+{ -+ device_remove_file(&lmdev->dev, &dev_attr_regoffset); -+ device_remove_file(&lmdev->dev, &dev_attr_regvalue); -+ device_remove_file(&lmdev->dev, &dev_attr_mode); -+ device_remove_file(&lmdev->dev, &dev_attr_hnpcapable); -+ device_remove_file(&lmdev->dev, &dev_attr_srpcapable); -+ device_remove_file(&lmdev->dev, &dev_attr_hnp); -+ device_remove_file(&lmdev->dev, &dev_attr_srp); -+ device_remove_file(&lmdev->dev, &dev_attr_buspower); -+ device_remove_file(&lmdev->dev, &dev_attr_bussuspend); -+ device_remove_file(&lmdev->dev, &dev_attr_busconnected); -+ device_remove_file(&lmdev->dev, &dev_attr_gotgctl); -+ device_remove_file(&lmdev->dev, &dev_attr_gusbcfg); -+ device_remove_file(&lmdev->dev, &dev_attr_grxfsiz); -+ device_remove_file(&lmdev->dev, &dev_attr_gnptxfsiz); -+ device_remove_file(&lmdev->dev, &dev_attr_gpvndctl); -+ device_remove_file(&lmdev->dev, &dev_attr_ggpio); -+ device_remove_file(&lmdev->dev, &dev_attr_guid); -+ device_remove_file(&lmdev->dev, &dev_attr_gsnpsid); -+ device_remove_file(&lmdev->dev, &dev_attr_devspeed); -+ device_remove_file(&lmdev->dev, &dev_attr_enumspeed); -+ device_remove_file(&lmdev->dev, &dev_attr_hptxfsiz); -+ device_remove_file(&lmdev->dev, &dev_attr_hprt0); -+ device_remove_file(&lmdev->dev, &dev_attr_remote_wakeup); -+ device_remove_file(&lmdev->dev, &dev_attr_regdump); -+ device_remove_file(&lmdev->dev, &dev_attr_spramdump); -+ device_remove_file(&lmdev->dev, &dev_attr_hcddump); -+ device_remove_file(&lmdev->dev, &dev_attr_hcd_frrem); -+ device_remove_file(&lmdev->dev, &dev_attr_rd_reg_test); -+ device_remove_file(&lmdev->dev, &dev_attr_wr_reg_test); -+} ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_attr.h -@@ -0,0 +1,67 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_attr.h $ -+ * $Revision: #7 $ -+ * $Date: 2005/03/28 $ -+ * $Change: 477051 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+#if !defined(__DWC_OTG_ATTR_H__) -+#define __DWC_OTG_ATTR_H__ -+ -+/** @file -+ * This file contains the interface to the Linux device attributes. -+ */ -+extern struct device_attribute dev_attr_regoffset; -+extern struct device_attribute dev_attr_regvalue; -+ -+extern struct device_attribute dev_attr_mode; -+extern struct device_attribute dev_attr_hnpcapable; -+extern struct device_attribute dev_attr_srpcapable; -+extern struct device_attribute dev_attr_hnp; -+extern struct device_attribute dev_attr_srp; -+extern struct device_attribute dev_attr_buspower; -+extern struct device_attribute dev_attr_bussuspend; -+extern struct device_attribute dev_attr_busconnected; -+extern struct device_attribute dev_attr_gotgctl; -+extern struct device_attribute dev_attr_gusbcfg; -+extern struct device_attribute dev_attr_grxfsiz; -+extern struct device_attribute dev_attr_gnptxfsiz; -+extern struct device_attribute dev_attr_gpvndctl; -+extern struct device_attribute dev_attr_ggpio; -+extern struct device_attribute dev_attr_guid; -+extern struct device_attribute dev_attr_gsnpsid; -+extern struct device_attribute dev_attr_devspeed; -+extern struct device_attribute dev_attr_enumspeed; -+extern struct device_attribute dev_attr_hptxfsiz; -+extern struct device_attribute dev_attr_hprt0; -+ -+void dwc_otg_attr_create (struct lm_device *lmdev); -+void dwc_otg_attr_remove (struct lm_device *lmdev); -+ -+#endif ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_cil.c -@@ -0,0 +1,3842 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_cil.c $ -+ * $Revision: #147 $ -+ * $Date: 2008/10/16 $ -+ * $Change: 1117667 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+/** @file -+ * -+ * The Core Interface Layer provides basic services for accessing and -+ * managing the DWC_otg hardware. These services are used by both the -+ * Host Controller Driver and the Peripheral Controller Driver. -+ * -+ * The CIL manages the memory map for the core so that the HCD and PCD -+ * don't have to do this separately. It also handles basic tasks like -+ * reading/writing the registers and data FIFOs in the controller. -+ * Some of the data access functions provide encapsulation of several -+ * operations required to perform a task, such as writing multiple -+ * registers to start a transfer. Finally, the CIL performs basic -+ * services that are not specific to either the host or device modes -+ * of operation. These services include management of the OTG Host -+ * Negotiation Protocol (HNP) and Session Request Protocol (SRP). A -+ * Diagnostic API is also provided to allow testing of the controller -+ * hardware. -+ * -+ * The Core Interface Layer has the following requirements: -+ * - Provides basic controller operations. -+ * - Minimal use of OS services. -+ * - The OS services used will be abstracted by using inline functions -+ * or macros. -+ * -+ */ -+#include <asm/unaligned.h> -+#include <linux/dma-mapping.h> -+#ifdef DEBUG -+#include <linux/jiffies.h> -+#endif -+ -+#include "dwc_otg_plat.h" -+#include "dwc_otg_regs.h" -+#include "dwc_otg_cil.h" -+#include "dwc_otg_pcd.h" -+ -+ -+/** -+ * This function is called to initialize the DWC_otg CSR data -+ * structures. The register addresses in the device and host -+ * structures are initialized from the base address supplied by the -+ * caller. The calling function must make the OS calls to get the -+ * base address of the DWC_otg controller registers. The core_params -+ * argument holds the parameters that specify how the core should be -+ * configured. -+ * -+ * @param[in] reg_base_addr Base address of DWC_otg core registers -+ * @param[in] core_params Pointer to the core configuration parameters -+ * -+ */ -+dwc_otg_core_if_t *dwc_otg_cil_init(const uint32_t *reg_base_addr, -+ dwc_otg_core_params_t *core_params) -+{ -+ dwc_otg_core_if_t *core_if = 0; -+ dwc_otg_dev_if_t *dev_if = 0; -+ dwc_otg_host_if_t *host_if = 0; -+ uint8_t *reg_base = (uint8_t *)reg_base_addr; -+ int i = 0; -+ -+ DWC_DEBUGPL(DBG_CILV, "%s(%p,%p)\n", __func__, reg_base_addr, core_params); -+ -+ core_if = kmalloc(sizeof(dwc_otg_core_if_t), GFP_KERNEL); -+ -+ if (core_if == 0) { -+ DWC_DEBUGPL(DBG_CIL, "Allocation of dwc_otg_core_if_t failed\n"); -+ return 0; -+ } -+ -+ memset(core_if, 0, sizeof(dwc_otg_core_if_t)); -+ -+ core_if->core_params = core_params; -+ core_if->core_global_regs = (dwc_otg_core_global_regs_t *)reg_base; -+ -+ /* -+ * Allocate the Device Mode structures. -+ */ -+ dev_if = kmalloc(sizeof(dwc_otg_dev_if_t), GFP_KERNEL); -+ -+ if (dev_if == 0) { -+ DWC_DEBUGPL(DBG_CIL, "Allocation of dwc_otg_dev_if_t failed\n"); -+ kfree(core_if); -+ return 0; -+ } -+ -+ dev_if->dev_global_regs = -+ (dwc_otg_device_global_regs_t *)(reg_base + DWC_DEV_GLOBAL_REG_OFFSET); -+ -+ for (i=0; i<MAX_EPS_CHANNELS; i++) -+ { -+ dev_if->in_ep_regs[i] = (dwc_otg_dev_in_ep_regs_t *) -+ (reg_base + DWC_DEV_IN_EP_REG_OFFSET + -+ (i * DWC_EP_REG_OFFSET)); -+ -+ dev_if->out_ep_regs[i] = (dwc_otg_dev_out_ep_regs_t *) -+ (reg_base + DWC_DEV_OUT_EP_REG_OFFSET + -+ (i * DWC_EP_REG_OFFSET)); -+ DWC_DEBUGPL(DBG_CILV, "in_ep_regs[%d]->diepctl=%p\n", -+ i, &dev_if->in_ep_regs[i]->diepctl); -+ DWC_DEBUGPL(DBG_CILV, "out_ep_regs[%d]->doepctl=%p\n", -+ i, &dev_if->out_ep_regs[i]->doepctl); -+ } -+ -+ dev_if->speed = 0; // unknown -+ -+ core_if->dev_if = dev_if; -+ -+ /* -+ * Allocate the Host Mode structures. -+ */ -+ host_if = kmalloc(sizeof(dwc_otg_host_if_t), GFP_KERNEL); -+ -+ if (host_if == 0) { -+ DWC_DEBUGPL(DBG_CIL, "Allocation of dwc_otg_host_if_t failed\n"); -+ kfree(dev_if); -+ kfree(core_if); -+ return 0; -+ } -+ -+ host_if->host_global_regs = (dwc_otg_host_global_regs_t *) -+ (reg_base + DWC_OTG_HOST_GLOBAL_REG_OFFSET); -+ -+ host_if->hprt0 = (uint32_t*)(reg_base + DWC_OTG_HOST_PORT_REGS_OFFSET); -+ -+ for (i=0; i<MAX_EPS_CHANNELS; i++) -+ { -+ host_if->hc_regs[i] = (dwc_otg_hc_regs_t *) -+ (reg_base + DWC_OTG_HOST_CHAN_REGS_OFFSET + -+ (i * DWC_OTG_CHAN_REGS_OFFSET)); -+ DWC_DEBUGPL(DBG_CILV, "hc_reg[%d]->hcchar=%p\n", -+ i, &host_if->hc_regs[i]->hcchar); -+ } -+ -+ host_if->num_host_channels = MAX_EPS_CHANNELS; -+ core_if->host_if = host_if; -+ -+ for (i=0; i<MAX_EPS_CHANNELS; i++) -+ { -+ core_if->data_fifo[i] = -+ (uint32_t *)(reg_base + DWC_OTG_DATA_FIFO_OFFSET + -+ (i * DWC_OTG_DATA_FIFO_SIZE)); -+ DWC_DEBUGPL(DBG_CILV, "data_fifo[%d]=0x%08x\n", -+ i, (unsigned)core_if->data_fifo[i]); -+ } -+ -+ core_if->pcgcctl = (uint32_t*)(reg_base + DWC_OTG_PCGCCTL_OFFSET); -+ -+ /* -+ * Store the contents of the hardware configuration registers here for -+ * easy access later. -+ */ -+ core_if->hwcfg1.d32 = dwc_read_reg32(&core_if->core_global_regs->ghwcfg1); -+ core_if->hwcfg2.d32 = dwc_read_reg32(&core_if->core_global_regs->ghwcfg2); -+ core_if->hwcfg3.d32 = dwc_read_reg32(&core_if->core_global_regs->ghwcfg3); -+ core_if->hwcfg4.d32 = dwc_read_reg32(&core_if->core_global_regs->ghwcfg4); -+ -+ DWC_DEBUGPL(DBG_CILV,"hwcfg1=%08x\n",core_if->hwcfg1.d32); -+ DWC_DEBUGPL(DBG_CILV,"hwcfg2=%08x\n",core_if->hwcfg2.d32); -+ DWC_DEBUGPL(DBG_CILV,"hwcfg3=%08x\n",core_if->hwcfg3.d32); -+ DWC_DEBUGPL(DBG_CILV,"hwcfg4=%08x\n",core_if->hwcfg4.d32); -+ -+ core_if->hcfg.d32 = dwc_read_reg32(&core_if->host_if->host_global_regs->hcfg); -+ core_if->dcfg.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dcfg); -+ -+ DWC_DEBUGPL(DBG_CILV,"hcfg=%08x\n",core_if->hcfg.d32); -+ DWC_DEBUGPL(DBG_CILV,"dcfg=%08x\n",core_if->dcfg.d32); -+ -+ DWC_DEBUGPL(DBG_CILV,"op_mode=%0x\n",core_if->hwcfg2.b.op_mode); -+ DWC_DEBUGPL(DBG_CILV,"arch=%0x\n",core_if->hwcfg2.b.architecture); -+ DWC_DEBUGPL(DBG_CILV,"num_dev_ep=%d\n",core_if->hwcfg2.b.num_dev_ep); -+ DWC_DEBUGPL(DBG_CILV,"num_host_chan=%d\n",core_if->hwcfg2.b.num_host_chan); -+ DWC_DEBUGPL(DBG_CILV,"nonperio_tx_q_depth=0x%0x\n",core_if->hwcfg2.b.nonperio_tx_q_depth); -+ DWC_DEBUGPL(DBG_CILV,"host_perio_tx_q_depth=0x%0x\n",core_if->hwcfg2.b.host_perio_tx_q_depth); -+ DWC_DEBUGPL(DBG_CILV,"dev_token_q_depth=0x%0x\n",core_if->hwcfg2.b.dev_token_q_depth); -+ -+ DWC_DEBUGPL(DBG_CILV,"Total FIFO SZ=%d\n", core_if->hwcfg3.b.dfifo_depth); -+ DWC_DEBUGPL(DBG_CILV,"xfer_size_cntr_width=%0x\n", core_if->hwcfg3.b.xfer_size_cntr_width); -+ -+ /* -+ * Set the SRP sucess bit for FS-I2c -+ */ -+ core_if->srp_success = 0; -+ core_if->srp_timer_started = 0; -+ -+ -+ /* -+ * Create new workqueue and init works -+ */ -+ core_if->wq_otg = create_singlethread_workqueue("dwc_otg"); -+ if(core_if->wq_otg == 0) { -+ DWC_DEBUGPL(DBG_CIL, "Creation of wq_otg failed\n"); -+ kfree(host_if); -+ kfree(dev_if); -+ kfree(core_if); -+ return 0 * HZ; -+ } -+ -+ -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ -+ INIT_WORK(&core_if->w_conn_id, w_conn_id_status_change, core_if); -+ INIT_WORK(&core_if->w_wkp, w_wakeup_detected, core_if); -+ -+#else -+ -+ INIT_WORK(&core_if->w_conn_id, w_conn_id_status_change); -+ INIT_DELAYED_WORK(&core_if->w_wkp, w_wakeup_detected); -+ -+#endif -+ return core_if; -+} -+ -+/** -+ * This function frees the structures allocated by dwc_otg_cil_init(). -+ * -+ * @param[in] core_if The core interface pointer returned from -+ * dwc_otg_cil_init(). -+ * -+ */ -+void dwc_otg_cil_remove(dwc_otg_core_if_t *core_if) -+{ -+ /* Disable all interrupts */ -+ dwc_modify_reg32(&core_if->core_global_regs->gahbcfg, 1, 0); -+ dwc_write_reg32(&core_if->core_global_regs->gintmsk, 0); -+ -+ if (core_if->wq_otg) { -+ destroy_workqueue(core_if->wq_otg); -+ } -+ if (core_if->dev_if) { -+ kfree(core_if->dev_if); -+ } -+ if (core_if->host_if) { -+ kfree(core_if->host_if); -+ } -+ kfree(core_if); -+} -+ -+/** -+ * This function enables the controller's Global Interrupt in the AHB Config -+ * register. -+ * -+ * @param[in] core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_enable_global_interrupts(dwc_otg_core_if_t *core_if) -+{ -+ gahbcfg_data_t ahbcfg = { .d32 = 0}; -+ ahbcfg.b.glblintrmsk = 1; /* Enable interrupts */ -+ dwc_modify_reg32(&core_if->core_global_regs->gahbcfg, 0, ahbcfg.d32); -+} -+ -+/** -+ * This function disables the controller's Global Interrupt in the AHB Config -+ * register. -+ * -+ * @param[in] core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_disable_global_interrupts(dwc_otg_core_if_t *core_if) -+{ -+ gahbcfg_data_t ahbcfg = { .d32 = 0}; -+ ahbcfg.b.glblintrmsk = 1; /* Enable interrupts */ -+ dwc_modify_reg32(&core_if->core_global_regs->gahbcfg, ahbcfg.d32, 0); -+} -+ -+/** -+ * This function initializes the commmon interrupts, used in both -+ * device and host modes. -+ * -+ * @param[in] core_if Programming view of the DWC_otg controller -+ * -+ */ -+static void dwc_otg_enable_common_interrupts(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ -+ /* Clear any pending OTG Interrupts */ -+ dwc_write_reg32(&global_regs->gotgint, 0xFFFFFFFF); -+ -+ /* Clear any pending interrupts */ -+ dwc_write_reg32(&global_regs->gintsts, 0xFFFFFFFF); -+ -+ /* -+ * Enable the interrupts in the GINTMSK. -+ */ -+ intr_mask.b.modemismatch = 1; -+ intr_mask.b.otgintr = 1; -+ -+ if (!core_if->dma_enable) { -+ intr_mask.b.rxstsqlvl = 1; -+ } -+ -+ intr_mask.b.conidstschng = 1; -+ intr_mask.b.wkupintr = 1; -+ intr_mask.b.disconnect = 1; -+ intr_mask.b.usbsuspend = 1; -+ intr_mask.b.sessreqintr = 1; -+ dwc_write_reg32(&global_regs->gintmsk, intr_mask.d32); -+} -+ -+/** -+ * Initializes the FSLSPClkSel field of the HCFG register depending on the PHY -+ * type. -+ */ -+static void init_fslspclksel(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t val; -+ hcfg_data_t hcfg; -+ -+ if (((core_if->hwcfg2.b.hs_phy_type == 2) && -+ (core_if->hwcfg2.b.fs_phy_type == 1) && -+ (core_if->core_params->ulpi_fs_ls)) || -+ (core_if->core_params->phy_type == DWC_PHY_TYPE_PARAM_FS)) { -+ /* Full speed PHY */ -+ val = DWC_HCFG_48_MHZ; -+ } -+ else { -+ /* High speed PHY running at full speed or high speed */ -+ val = DWC_HCFG_30_60_MHZ; -+ } -+ -+ DWC_DEBUGPL(DBG_CIL, "Initializing HCFG.FSLSPClkSel to 0x%1x\n", val); -+ hcfg.d32 = dwc_read_reg32(&core_if->host_if->host_global_regs->hcfg); -+ hcfg.b.fslspclksel = val; -+ dwc_write_reg32(&core_if->host_if->host_global_regs->hcfg, hcfg.d32); -+} -+ -+/** -+ * Initializes the DevSpd field of the DCFG register depending on the PHY type -+ * and the enumeration speed of the device. -+ */ -+static void init_devspd(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t val; -+ dcfg_data_t dcfg; -+ -+ if (((core_if->hwcfg2.b.hs_phy_type == 2) && -+ (core_if->hwcfg2.b.fs_phy_type == 1) && -+ (core_if->core_params->ulpi_fs_ls)) || -+ (core_if->core_params->phy_type == DWC_PHY_TYPE_PARAM_FS)) { -+ /* Full speed PHY */ -+ val = 0x3; -+ } -+ else if (core_if->core_params->speed == DWC_SPEED_PARAM_FULL) { -+ /* High speed PHY running at full speed */ -+ val = 0x1; -+ } -+ else { -+ /* High speed PHY running at high speed */ -+ val = 0x0; -+ } -+ -+ DWC_DEBUGPL(DBG_CIL, "Initializing DCFG.DevSpd to 0x%1x\n", val); -+ -+ dcfg.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dcfg); -+ dcfg.b.devspd = val; -+ dwc_write_reg32(&core_if->dev_if->dev_global_regs->dcfg, dcfg.d32); -+} -+ -+/** -+ * This function calculates the number of IN EPS -+ * using GHWCFG1 and GHWCFG2 registers values -+ * -+ * @param core_if Programming view of the DWC_otg controller -+ */ -+static uint32_t calc_num_in_eps(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t num_in_eps = 0; -+ uint32_t num_eps = core_if->hwcfg2.b.num_dev_ep; -+ uint32_t hwcfg1 = core_if->hwcfg1.d32 >> 3; -+ uint32_t num_tx_fifos = core_if->hwcfg4.b.num_in_eps; -+ int i; -+ -+ -+ for(i = 0; i < num_eps; ++i) -+ { -+ if(!(hwcfg1 & 0x1)) -+ num_in_eps++; -+ -+ hwcfg1 >>= 2; -+ } -+ -+ if(core_if->hwcfg4.b.ded_fifo_en) { -+ num_in_eps = (num_in_eps > num_tx_fifos) ? num_tx_fifos : num_in_eps; -+ } -+ -+ return num_in_eps; -+} -+ -+ -+/** -+ * This function calculates the number of OUT EPS -+ * using GHWCFG1 and GHWCFG2 registers values -+ * -+ * @param core_if Programming view of the DWC_otg controller -+ */ -+static uint32_t calc_num_out_eps(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t num_out_eps = 0; -+ uint32_t num_eps = core_if->hwcfg2.b.num_dev_ep; -+ uint32_t hwcfg1 = core_if->hwcfg1.d32 >> 2; -+ int i; -+ -+ for(i = 0; i < num_eps; ++i) -+ { -+ if(!(hwcfg1 & 0x2)) -+ num_out_eps++; -+ -+ hwcfg1 >>= 2; -+ } -+ return num_out_eps; -+} -+/** -+ * This function initializes the DWC_otg controller registers and -+ * prepares the core for device mode or host mode operation. -+ * -+ * @param core_if Programming view of the DWC_otg controller -+ * -+ */ -+void dwc_otg_core_init(dwc_otg_core_if_t *core_if) -+{ -+ int i = 0; -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ gahbcfg_data_t ahbcfg = { .d32 = 0 }; -+ gusbcfg_data_t usbcfg = { .d32 = 0 }; -+ gi2cctl_data_t i2cctl = { .d32 = 0 }; -+ -+ DWC_DEBUGPL(DBG_CILV, "dwc_otg_core_init(%p)\n", core_if); -+ -+ /* Common Initialization */ -+ -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ -+// usbcfg.b.tx_end_delay = 1; -+ /* Program the ULPI External VBUS bit if needed */ -+ usbcfg.b.ulpi_ext_vbus_drv = -+ (core_if->core_params->phy_ulpi_ext_vbus == DWC_PHY_ULPI_EXTERNAL_VBUS) ? 1 : 0; -+ -+ /* Set external TS Dline pulsing */ -+ usbcfg.b.term_sel_dl_pulse = (core_if->core_params->ts_dline == 1) ? 1 : 0; -+ dwc_write_reg32 (&global_regs->gusbcfg, usbcfg.d32); -+ -+ -+ /* Reset the Controller */ -+ dwc_otg_core_reset(core_if); -+ -+ /* Initialize parameters from Hardware configuration registers. */ -+ dev_if->num_in_eps = calc_num_in_eps(core_if); -+ dev_if->num_out_eps = calc_num_out_eps(core_if); -+ -+ -+ DWC_DEBUGPL(DBG_CIL, "num_dev_perio_in_ep=%d\n", core_if->hwcfg4.b.num_dev_perio_in_ep); -+ -+ for (i=0; i < core_if->hwcfg4.b.num_dev_perio_in_ep; i++) -+ { -+ dev_if->perio_tx_fifo_size[i] = -+ dwc_read_reg32(&global_regs->dptxfsiz_dieptxf[i]) >> 16; -+ DWC_DEBUGPL(DBG_CIL, "Periodic Tx FIFO SZ #%d=0x%0x\n", -+ i, dev_if->perio_tx_fifo_size[i]); -+ } -+ -+ for (i=0; i < core_if->hwcfg4.b.num_in_eps; i++) -+ { -+ dev_if->tx_fifo_size[i] = -+ dwc_read_reg32(&global_regs->dptxfsiz_dieptxf[i]) >> 16; -+ DWC_DEBUGPL(DBG_CIL, "Tx FIFO SZ #%d=0x%0x\n", -+ i, dev_if->perio_tx_fifo_size[i]); -+ } -+ -+ core_if->total_fifo_size = core_if->hwcfg3.b.dfifo_depth; -+ core_if->rx_fifo_size = -+ dwc_read_reg32(&global_regs->grxfsiz); -+ core_if->nperio_tx_fifo_size = -+ dwc_read_reg32(&global_regs->gnptxfsiz) >> 16; -+ -+ DWC_DEBUGPL(DBG_CIL, "Total FIFO SZ=%d\n", core_if->total_fifo_size); -+ DWC_DEBUGPL(DBG_CIL, "Rx FIFO SZ=%d\n", core_if->rx_fifo_size); -+ DWC_DEBUGPL(DBG_CIL, "NP Tx FIFO SZ=%d\n", core_if->nperio_tx_fifo_size); -+ -+ /* This programming sequence needs to happen in FS mode before any other -+ * programming occurs */ -+ if ((core_if->core_params->speed == DWC_SPEED_PARAM_FULL) && -+ (core_if->core_params->phy_type == DWC_PHY_TYPE_PARAM_FS)) { -+ /* If FS mode with FS PHY */ -+ -+ /* core_init() is now called on every switch so only call the -+ * following for the first time through. */ -+ if (!core_if->phy_init_done) { -+ core_if->phy_init_done = 1; -+ DWC_DEBUGPL(DBG_CIL, "FS_PHY detected\n"); -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ usbcfg.b.physel = 1; -+ dwc_write_reg32 (&global_regs->gusbcfg, usbcfg.d32); -+ -+ /* Reset after a PHY select */ -+ dwc_otg_core_reset(core_if); -+ } -+ -+ /* Program DCFG.DevSpd or HCFG.FSLSPclkSel to 48Mhz in FS. Also -+ * do this on HNP Dev/Host mode switches (done in dev_init and -+ * host_init). */ -+ if (dwc_otg_is_host_mode(core_if)) { -+ init_fslspclksel(core_if); -+ } -+ else { -+ init_devspd(core_if); -+ } -+ -+ if (core_if->core_params->i2c_enable) { -+ DWC_DEBUGPL(DBG_CIL, "FS_PHY Enabling I2c\n"); -+ /* Program GUSBCFG.OtgUtmifsSel to I2C */ -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ usbcfg.b.otgutmifssel = 1; -+ dwc_write_reg32 (&global_regs->gusbcfg, usbcfg.d32); -+ -+ /* Program GI2CCTL.I2CEn */ -+ i2cctl.d32 = dwc_read_reg32(&global_regs->gi2cctl); -+ i2cctl.b.i2cdevaddr = 1; -+ i2cctl.b.i2cen = 0; -+ dwc_write_reg32 (&global_regs->gi2cctl, i2cctl.d32); -+ i2cctl.b.i2cen = 1; -+ dwc_write_reg32 (&global_regs->gi2cctl, i2cctl.d32); -+ } -+ -+ } /* endif speed == DWC_SPEED_PARAM_FULL */ -+ -+ else { -+ /* High speed PHY. */ -+ if (!core_if->phy_init_done) { -+ core_if->phy_init_done = 1; -+ /* HS PHY parameters. These parameters are preserved -+ * during soft reset so only program the first time. Do -+ * a soft reset immediately after setting phyif. */ -+ usbcfg.b.ulpi_utmi_sel = core_if->core_params->phy_type; -+ if (usbcfg.b.ulpi_utmi_sel == 1) { -+ /* ULPI interface */ -+ usbcfg.b.phyif = 0; -+ usbcfg.b.ddrsel = core_if->core_params->phy_ulpi_ddr; -+ } -+ else { -+ /* UTMI+ interface */ -+ if (core_if->core_params->phy_utmi_width == 16) { -+ usbcfg.b.phyif = 1; -+ } -+ else { -+ usbcfg.b.phyif = 0; -+ } -+ } -+ -+ dwc_write_reg32(&global_regs->gusbcfg, usbcfg.d32); -+ -+ /* Reset after setting the PHY parameters */ -+ dwc_otg_core_reset(core_if); -+ } -+ } -+ -+ if ((core_if->hwcfg2.b.hs_phy_type == 2) && -+ (core_if->hwcfg2.b.fs_phy_type == 1) && -+ (core_if->core_params->ulpi_fs_ls)) { -+ DWC_DEBUGPL(DBG_CIL, "Setting ULPI FSLS\n"); -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ usbcfg.b.ulpi_fsls = 1; -+ usbcfg.b.ulpi_clk_sus_m = 1; -+ dwc_write_reg32(&global_regs->gusbcfg, usbcfg.d32); -+ } -+ else { -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ usbcfg.b.ulpi_fsls = 0; -+ usbcfg.b.ulpi_clk_sus_m = 0; -+ dwc_write_reg32(&global_regs->gusbcfg, usbcfg.d32); -+ } -+ -+ /* Program the GAHBCFG Register.*/ -+ switch (core_if->hwcfg2.b.architecture) { -+ -+ case DWC_SLAVE_ONLY_ARCH: -+ DWC_DEBUGPL(DBG_CIL, "Slave Only Mode\n"); -+ ahbcfg.b.nptxfemplvl_txfemplvl = DWC_GAHBCFG_TXFEMPTYLVL_HALFEMPTY; -+ ahbcfg.b.ptxfemplvl = DWC_GAHBCFG_TXFEMPTYLVL_HALFEMPTY; -+ core_if->dma_enable = 0; -+ core_if->dma_desc_enable = 0; -+ break; -+ -+ case DWC_EXT_DMA_ARCH: -+ DWC_DEBUGPL(DBG_CIL, "External DMA Mode\n"); -+ ahbcfg.b.hburstlen = core_if->core_params->dma_burst_size; -+ core_if->dma_enable = (core_if->core_params->dma_enable != 0); -+ core_if->dma_desc_enable = (core_if->core_params->dma_desc_enable != 0); -+ break; -+ -+ case DWC_INT_DMA_ARCH: -+ DWC_DEBUGPL(DBG_CIL, "Internal DMA Mode\n"); -+ ahbcfg.b.hburstlen = DWC_GAHBCFG_INT_DMA_BURST_INCR; -+ core_if->dma_enable = (core_if->core_params->dma_enable != 0); -+ core_if->dma_desc_enable = (core_if->core_params->dma_desc_enable != 0); -+ break; -+ -+ } -+ ahbcfg.b.dmaenable = core_if->dma_enable; -+ dwc_write_reg32(&global_regs->gahbcfg, ahbcfg.d32); -+ -+ core_if->en_multiple_tx_fifo = core_if->hwcfg4.b.ded_fifo_en; -+ -+ core_if->pti_enh_enable = core_if->core_params->pti_enable != 0; -+ core_if->multiproc_int_enable = core_if->core_params->mpi_enable; -+ DWC_PRINT("Periodic Transfer Interrupt Enhancement - %s\n", ((core_if->pti_enh_enable) ? "enabled": "disabled")); -+ DWC_PRINT("Multiprocessor Interrupt Enhancement - %s\n", ((core_if->multiproc_int_enable) ? "enabled": "disabled")); -+ -+ /* -+ * Program the GUSBCFG register. -+ */ -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ -+ switch (core_if->hwcfg2.b.op_mode) { -+ case DWC_MODE_HNP_SRP_CAPABLE: -+ usbcfg.b.hnpcap = (core_if->core_params->otg_cap == -+ DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE); -+ usbcfg.b.srpcap = (core_if->core_params->otg_cap != -+ DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE); -+ break; -+ -+ case DWC_MODE_SRP_ONLY_CAPABLE: -+ usbcfg.b.hnpcap = 0; -+ usbcfg.b.srpcap = (core_if->core_params->otg_cap != -+ DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE); -+ break; -+ -+ case DWC_MODE_NO_HNP_SRP_CAPABLE: -+ usbcfg.b.hnpcap = 0; -+ usbcfg.b.srpcap = 0; -+ break; -+ -+ case DWC_MODE_SRP_CAPABLE_DEVICE: -+ usbcfg.b.hnpcap = 0; -+ usbcfg.b.srpcap = (core_if->core_params->otg_cap != -+ DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE); -+ break; -+ -+ case DWC_MODE_NO_SRP_CAPABLE_DEVICE: -+ usbcfg.b.hnpcap = 0; -+ usbcfg.b.srpcap = 0; -+ break; -+ -+ case DWC_MODE_SRP_CAPABLE_HOST: -+ usbcfg.b.hnpcap = 0; -+ usbcfg.b.srpcap = (core_if->core_params->otg_cap != -+ DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE); -+ break; -+ -+ case DWC_MODE_NO_SRP_CAPABLE_HOST: -+ usbcfg.b.hnpcap = 0; -+ usbcfg.b.srpcap = 0; -+ break; -+ } -+ -+ dwc_write_reg32(&global_regs->gusbcfg, usbcfg.d32); -+ -+ /* Enable common interrupts */ -+ dwc_otg_enable_common_interrupts(core_if); -+ -+ /* Do device or host intialization based on mode during PCD -+ * and HCD initialization */ -+ if (dwc_otg_is_host_mode(core_if)) { -+ DWC_DEBUGPL(DBG_ANY, "Host Mode\n"); -+ core_if->op_state = A_HOST; -+ } -+ else { -+ DWC_DEBUGPL(DBG_ANY, "Device Mode\n"); -+ core_if->op_state = B_PERIPHERAL; -+#ifdef DWC_DEVICE_ONLY -+ dwc_otg_core_dev_init(core_if); -+#endif -+ } -+} -+ -+ -+/** -+ * This function enables the Device mode interrupts. -+ * -+ * @param core_if Programming view of DWC_otg controller -+ */ -+void dwc_otg_enable_device_interrupts(dwc_otg_core_if_t *core_if) -+{ -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ -+ DWC_DEBUGPL(DBG_CIL, "%s()\n", __func__); -+ -+ /* Disable all interrupts. */ -+ dwc_write_reg32(&global_regs->gintmsk, 0); -+ -+ /* Clear any pending interrupts */ -+ dwc_write_reg32(&global_regs->gintsts, 0xFFFFFFFF); -+ -+ /* Enable the common interrupts */ -+ dwc_otg_enable_common_interrupts(core_if); -+ -+ /* Enable interrupts */ -+ intr_mask.b.usbreset = 1; -+ intr_mask.b.enumdone = 1; -+ -+ if(!core_if->multiproc_int_enable) { -+ intr_mask.b.inepintr = 1; -+ intr_mask.b.outepintr = 1; -+ } -+ -+ intr_mask.b.erlysuspend = 1; -+ -+ if(core_if->en_multiple_tx_fifo == 0) { -+ intr_mask.b.epmismatch = 1; -+ } -+ -+ -+#ifdef DWC_EN_ISOC -+ if(core_if->dma_enable) { -+ if(core_if->dma_desc_enable == 0) { -+ if(core_if->pti_enh_enable) { -+ dctl_data_t dctl = { .d32 = 0 }; -+ dctl.b.ifrmnum = 1; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dctl, 0, dctl.d32); -+ } else { -+ intr_mask.b.incomplisoin = 1; -+ intr_mask.b.incomplisoout = 1; -+ } -+ } -+ } else { -+ intr_mask.b.incomplisoin = 1; -+ intr_mask.b.incomplisoout = 1; -+ } -+#endif // DWC_EN_ISOC -+ -+/** @todo NGS: Should this be a module parameter? */ -+#ifdef USE_PERIODIC_EP -+ intr_mask.b.isooutdrop = 1; -+ intr_mask.b.eopframe = 1; -+ intr_mask.b.incomplisoin = 1; -+ intr_mask.b.incomplisoout = 1; -+#endif -+ -+ dwc_modify_reg32(&global_regs->gintmsk, intr_mask.d32, intr_mask.d32); -+ -+ DWC_DEBUGPL(DBG_CIL, "%s() gintmsk=%0x\n", __func__, -+ dwc_read_reg32(&global_regs->gintmsk)); -+} -+ -+/** -+ * This function initializes the DWC_otg controller registers for -+ * device mode. -+ * -+ * @param core_if Programming view of DWC_otg controller -+ * -+ */ -+void dwc_otg_core_dev_init(dwc_otg_core_if_t *core_if) -+{ -+ int i,size; -+ u_int32_t *default_value_array; -+ -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ dwc_otg_core_params_t *params = core_if->core_params; -+ dcfg_data_t dcfg = { .d32 = 0}; -+ grstctl_t resetctl = { .d32 = 0 }; -+ uint32_t rx_fifo_size; -+ fifosize_data_t nptxfifosize; -+ fifosize_data_t txfifosize; -+ dthrctl_data_t dthrctl; -+ -+ /* Restart the Phy Clock */ -+ dwc_write_reg32(core_if->pcgcctl, 0); -+ -+ /* Device configuration register */ -+ init_devspd(core_if); -+ dcfg.d32 = dwc_read_reg32(&dev_if->dev_global_regs->dcfg); -+ dcfg.b.descdma = (core_if->dma_desc_enable) ? 1 : 0; -+ dcfg.b.perfrint = DWC_DCFG_FRAME_INTERVAL_80; -+ -+ dwc_write_reg32(&dev_if->dev_global_regs->dcfg, dcfg.d32); -+ -+ /* Configure data FIFO sizes */ -+ if (core_if->hwcfg2.b.dynamic_fifo && params->enable_dynamic_fifo) { -+ DWC_DEBUGPL(DBG_CIL, "Total FIFO Size=%d\n", core_if->total_fifo_size); -+ DWC_DEBUGPL(DBG_CIL, "Rx FIFO Size=%d\n", params->dev_rx_fifo_size); -+ DWC_DEBUGPL(DBG_CIL, "NP Tx FIFO Size=%d\n", params->dev_nperio_tx_fifo_size); -+ -+ /* Rx FIFO */ -+ DWC_DEBUGPL(DBG_CIL, "initial grxfsiz=%08x\n", -+ dwc_read_reg32(&global_regs->grxfsiz)); -+ -+ rx_fifo_size = params->dev_rx_fifo_size; -+ dwc_write_reg32(&global_regs->grxfsiz, rx_fifo_size); -+ -+ DWC_DEBUGPL(DBG_CIL, "new grxfsiz=%08x\n", -+ dwc_read_reg32(&global_regs->grxfsiz)); -+ -+ /** Set Periodic Tx FIFO Mask all bits 0 */ -+ core_if->p_tx_msk = 0; -+ -+ /** Set Tx FIFO Mask all bits 0 */ -+ core_if->tx_msk = 0; -+ -+ /* Non-periodic Tx FIFO */ -+ DWC_DEBUGPL(DBG_CIL, "initial gnptxfsiz=%08x\n", -+ dwc_read_reg32(&global_regs->gnptxfsiz)); -+ -+ nptxfifosize.b.depth = params->dev_nperio_tx_fifo_size; -+ nptxfifosize.b.startaddr = params->dev_rx_fifo_size; -+ -+ dwc_write_reg32(&global_regs->gnptxfsiz, nptxfifosize.d32); -+ -+ DWC_DEBUGPL(DBG_CIL, "new gnptxfsiz=%08x\n", -+ dwc_read_reg32(&global_regs->gnptxfsiz)); -+ -+ txfifosize.b.startaddr = nptxfifosize.b.startaddr + nptxfifosize.b.depth; -+ if(core_if->en_multiple_tx_fifo == 0) { -+ //core_if->hwcfg4.b.ded_fifo_en==0 -+ -+ /**@todo NGS: Fix Periodic FIFO Sizing! */ -+ /* -+ * Periodic Tx FIFOs These FIFOs are numbered from 1 to 15. -+ * Indexes of the FIFO size module parameters in the -+ * dev_perio_tx_fifo_size array and the FIFO size registers in -+ * the dptxfsiz array run from 0 to 14. -+ */ -+ /** @todo Finish debug of this */ -+ size=core_if->hwcfg4.b.num_dev_perio_in_ep; -+ default_value_array=params->dev_perio_tx_fifo_size; -+ -+ } -+ else { -+ //core_if->hwcfg4.b.ded_fifo_en==1 -+ /* -+ * Tx FIFOs These FIFOs are numbered from 1 to 15. -+ * Indexes of the FIFO size module parameters in the -+ * dev_tx_fifo_size array and the FIFO size registers in -+ * the dptxfsiz_dieptxf array run from 0 to 14. -+ */ -+ -+ size=core_if->hwcfg4.b.num_in_eps; -+ default_value_array=params->dev_tx_fifo_size; -+ -+ } -+ for (i=0; i < size; i++) -+ { -+ -+ txfifosize.b.depth = default_value_array[i]; -+ DWC_DEBUGPL(DBG_CIL, "initial dptxfsiz_dieptxf[%d]=%08x\n", i, -+ dwc_read_reg32(&global_regs->dptxfsiz_dieptxf[i])); -+ dwc_write_reg32(&global_regs->dptxfsiz_dieptxf[i], -+ txfifosize.d32); -+ DWC_DEBUGPL(DBG_CIL, "new dptxfsiz_dieptxf[%d]=%08x\n", i, -+ dwc_read_reg32(&global_regs->dptxfsiz_dieptxf[i])); -+ txfifosize.b.startaddr += txfifosize.b.depth; -+ } -+ } -+ /* Flush the FIFOs */ -+ dwc_otg_flush_tx_fifo(core_if, 0x10); /* all Tx FIFOs */ -+ dwc_otg_flush_rx_fifo(core_if); -+ -+ /* Flush the Learning Queue. */ -+ resetctl.b.intknqflsh = 1; -+ dwc_write_reg32(&core_if->core_global_regs->grstctl, resetctl.d32); -+ -+ /* Clear all pending Device Interrupts */ -+ -+ if(core_if->multiproc_int_enable) { -+ } -+ -+ /** @todo - if the condition needed to be checked -+ * or in any case all pending interrutps should be cleared? -+ */ -+ if(core_if->multiproc_int_enable) { -+ for(i = 0; i < core_if->dev_if->num_in_eps; ++i) { -+ dwc_write_reg32(&dev_if->dev_global_regs->diepeachintmsk[i], 0); -+ } -+ -+ for(i = 0; i < core_if->dev_if->num_out_eps; ++i) { -+ dwc_write_reg32(&dev_if->dev_global_regs->doepeachintmsk[i], 0); -+ } -+ -+ dwc_write_reg32(&dev_if->dev_global_regs->deachint, 0xFFFFFFFF); -+ dwc_write_reg32(&dev_if->dev_global_regs->deachintmsk, 0); -+ } else { -+ dwc_write_reg32(&dev_if->dev_global_regs->diepmsk, 0); -+ dwc_write_reg32(&dev_if->dev_global_regs->doepmsk, 0); -+ dwc_write_reg32(&dev_if->dev_global_regs->daint, 0xFFFFFFFF); -+ dwc_write_reg32(&dev_if->dev_global_regs->daintmsk, 0); -+ } -+ -+ for (i=0; i <= dev_if->num_in_eps; i++) -+ { -+ depctl_data_t depctl; -+ depctl.d32 = dwc_read_reg32(&dev_if->in_ep_regs[i]->diepctl); -+ if (depctl.b.epena) { -+ depctl.d32 = 0; -+ depctl.b.epdis = 1; -+ depctl.b.snak = 1; -+ } -+ else { -+ depctl.d32 = 0; -+ } -+ -+ dwc_write_reg32(&dev_if->in_ep_regs[i]->diepctl, depctl.d32); -+ -+ -+ dwc_write_reg32(&dev_if->in_ep_regs[i]->dieptsiz, 0); -+ dwc_write_reg32(&dev_if->in_ep_regs[i]->diepdma, 0); -+ dwc_write_reg32(&dev_if->in_ep_regs[i]->diepint, 0xFF); -+ } -+ -+ for (i=0; i <= dev_if->num_out_eps; i++) -+ { -+ depctl_data_t depctl; -+ depctl.d32 = dwc_read_reg32(&dev_if->out_ep_regs[i]->doepctl); -+ if (depctl.b.epena) { -+ depctl.d32 = 0; -+ depctl.b.epdis = 1; -+ depctl.b.snak = 1; -+ } -+ else { -+ depctl.d32 = 0; -+ } -+ -+ dwc_write_reg32(&dev_if->out_ep_regs[i]->doepctl, depctl.d32); -+ -+ dwc_write_reg32(&dev_if->out_ep_regs[i]->doeptsiz, 0); -+ dwc_write_reg32(&dev_if->out_ep_regs[i]->doepdma, 0); -+ dwc_write_reg32(&dev_if->out_ep_regs[i]->doepint, 0xFF); -+ } -+ -+ if(core_if->en_multiple_tx_fifo && core_if->dma_enable) { -+ dev_if->non_iso_tx_thr_en = params->thr_ctl & 0x1; -+ dev_if->iso_tx_thr_en = (params->thr_ctl >> 1) & 0x1; -+ dev_if->rx_thr_en = (params->thr_ctl >> 2) & 0x1; -+ -+ dev_if->rx_thr_length = params->rx_thr_length; -+ dev_if->tx_thr_length = params->tx_thr_length; -+ -+ dev_if->setup_desc_index = 0; -+ -+ dthrctl.d32 = 0; -+ dthrctl.b.non_iso_thr_en = dev_if->non_iso_tx_thr_en; -+ dthrctl.b.iso_thr_en = dev_if->iso_tx_thr_en; -+ dthrctl.b.tx_thr_len = dev_if->tx_thr_length; -+ dthrctl.b.rx_thr_en = dev_if->rx_thr_en; -+ dthrctl.b.rx_thr_len = dev_if->rx_thr_length; -+ -+ dwc_write_reg32(&dev_if->dev_global_regs->dtknqr3_dthrctl, dthrctl.d32); -+ -+ DWC_DEBUGPL(DBG_CIL, "Non ISO Tx Thr - %d\nISO Tx Thr - %d\nRx Thr - %d\nTx Thr Len - %d\nRx Thr Len - %d\n", -+ dthrctl.b.non_iso_thr_en, dthrctl.b.iso_thr_en, dthrctl.b.rx_thr_en, dthrctl.b.tx_thr_len, dthrctl.b.rx_thr_len); -+ -+ } -+ -+ dwc_otg_enable_device_interrupts(core_if); -+ -+ { -+ diepmsk_data_t msk = { .d32 = 0 }; -+ msk.b.txfifoundrn = 1; -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&dev_if->dev_global_regs->diepeachintmsk[0], msk.d32, msk.d32); -+ } else { -+ dwc_modify_reg32(&dev_if->dev_global_regs->diepmsk, msk.d32, msk.d32); -+ } -+ } -+ -+ -+ if(core_if->multiproc_int_enable) { -+ /* Set NAK on Babble */ -+ dctl_data_t dctl = { .d32 = 0}; -+ dctl.b.nakonbble = 1; -+ dwc_modify_reg32(&dev_if->dev_global_regs->dctl, 0, dctl.d32); -+ } -+} -+ -+/** -+ * This function enables the Host mode interrupts. -+ * -+ * @param core_if Programming view of DWC_otg controller -+ */ -+void dwc_otg_enable_host_interrupts(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+ gintmsk_data_t intr_mask = { .d32 = 0 }; -+ -+ DWC_DEBUGPL(DBG_CIL, "%s()\n", __func__); -+ -+ /* Disable all interrupts. */ -+ dwc_write_reg32(&global_regs->gintmsk, 0); -+ -+ /* Clear any pending interrupts. */ -+ dwc_write_reg32(&global_regs->gintsts, 0xFFFFFFFF); -+ -+ /* Enable the common interrupts */ -+ dwc_otg_enable_common_interrupts(core_if); -+ -+ /* -+ * Enable host mode interrupts without disturbing common -+ * interrupts. -+ */ -+ intr_mask.b.sofintr = 1; -+ intr_mask.b.portintr = 1; -+ intr_mask.b.hcintr = 1; -+ -+ dwc_modify_reg32(&global_regs->gintmsk, intr_mask.d32, intr_mask.d32); -+} -+ -+/** -+ * This function disables the Host Mode interrupts. -+ * -+ * @param core_if Programming view of DWC_otg controller -+ */ -+void dwc_otg_disable_host_interrupts(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ gintmsk_data_t intr_mask = { .d32 = 0 }; -+ -+ DWC_DEBUGPL(DBG_CILV, "%s()\n", __func__); -+ -+ /* -+ * Disable host mode interrupts without disturbing common -+ * interrupts. -+ */ -+ intr_mask.b.sofintr = 1; -+ intr_mask.b.portintr = 1; -+ intr_mask.b.hcintr = 1; -+ intr_mask.b.ptxfempty = 1; -+ intr_mask.b.nptxfempty = 1; -+ -+ dwc_modify_reg32(&global_regs->gintmsk, intr_mask.d32, 0); -+} -+ -+/** -+ * This function initializes the DWC_otg controller registers for -+ * host mode. -+ * -+ * This function flushes the Tx and Rx FIFOs and it flushes any entries in the -+ * request queues. Host channels are reset to ensure that they are ready for -+ * performing transfers. -+ * -+ * @param core_if Programming view of DWC_otg controller -+ * -+ */ -+void dwc_otg_core_host_init(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+ dwc_otg_host_if_t *host_if = core_if->host_if; -+ dwc_otg_core_params_t *params = core_if->core_params; -+ hprt0_data_t hprt0 = { .d32 = 0 }; -+ fifosize_data_t nptxfifosize; -+ fifosize_data_t ptxfifosize; -+ int i; -+ hcchar_data_t hcchar; -+ hcfg_data_t hcfg; -+ dwc_otg_hc_regs_t *hc_regs; -+ int num_channels; -+ gotgctl_data_t gotgctl = { .d32 = 0 }; -+ -+ DWC_DEBUGPL(DBG_CILV,"%s(%p)\n", __func__, core_if); -+ -+ /* Restart the Phy Clock */ -+ dwc_write_reg32(core_if->pcgcctl, 0); -+ -+ /* Initialize Host Configuration Register */ -+ init_fslspclksel(core_if); -+ if (core_if->core_params->speed == DWC_SPEED_PARAM_FULL) -+ { -+ hcfg.d32 = dwc_read_reg32(&host_if->host_global_regs->hcfg); -+ hcfg.b.fslssupp = 1; -+ dwc_write_reg32(&host_if->host_global_regs->hcfg, hcfg.d32); -+ } -+ -+ /* Configure data FIFO sizes */ -+ if (core_if->hwcfg2.b.dynamic_fifo && params->enable_dynamic_fifo) { -+ DWC_DEBUGPL(DBG_CIL,"Total FIFO Size=%d\n", core_if->total_fifo_size); -+ DWC_DEBUGPL(DBG_CIL,"Rx FIFO Size=%d\n", params->host_rx_fifo_size); -+ DWC_DEBUGPL(DBG_CIL,"NP Tx FIFO Size=%d\n", params->host_nperio_tx_fifo_size); -+ DWC_DEBUGPL(DBG_CIL,"P Tx FIFO Size=%d\n", params->host_perio_tx_fifo_size); -+ -+ /* Rx FIFO */ -+ DWC_DEBUGPL(DBG_CIL,"initial grxfsiz=%08x\n", dwc_read_reg32(&global_regs->grxfsiz)); -+ dwc_write_reg32(&global_regs->grxfsiz, params->host_rx_fifo_size); -+ DWC_DEBUGPL(DBG_CIL,"new grxfsiz=%08x\n", dwc_read_reg32(&global_regs->grxfsiz)); -+ -+ /* Non-periodic Tx FIFO */ -+ DWC_DEBUGPL(DBG_CIL,"initial gnptxfsiz=%08x\n", dwc_read_reg32(&global_regs->gnptxfsiz)); -+ nptxfifosize.b.depth = params->host_nperio_tx_fifo_size; -+ nptxfifosize.b.startaddr = params->host_rx_fifo_size; -+ dwc_write_reg32(&global_regs->gnptxfsiz, nptxfifosize.d32); -+ DWC_DEBUGPL(DBG_CIL,"new gnptxfsiz=%08x\n", dwc_read_reg32(&global_regs->gnptxfsiz)); -+ -+ /* Periodic Tx FIFO */ -+ DWC_DEBUGPL(DBG_CIL,"initial hptxfsiz=%08x\n", dwc_read_reg32(&global_regs->hptxfsiz)); -+ ptxfifosize.b.depth = params->host_perio_tx_fifo_size; -+ ptxfifosize.b.startaddr = nptxfifosize.b.startaddr + nptxfifosize.b.depth; -+ dwc_write_reg32(&global_regs->hptxfsiz, ptxfifosize.d32); -+ DWC_DEBUGPL(DBG_CIL,"new hptxfsiz=%08x\n", dwc_read_reg32(&global_regs->hptxfsiz)); -+ } -+ -+ /* Clear Host Set HNP Enable in the OTG Control Register */ -+ gotgctl.b.hstsethnpen = 1; -+ dwc_modify_reg32(&global_regs->gotgctl, gotgctl.d32, 0); -+ -+ /* Make sure the FIFOs are flushed. */ -+ dwc_otg_flush_tx_fifo(core_if, 0x10 /* all Tx FIFOs */); -+ dwc_otg_flush_rx_fifo(core_if); -+ -+ /* Flush out any leftover queued requests. */ -+ num_channels = core_if->core_params->host_channels; -+ for (i = 0; i < num_channels; i++) -+ { -+ hc_regs = core_if->host_if->hc_regs[i]; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.chen = 0; -+ hcchar.b.chdis = 1; -+ hcchar.b.epdir = 0; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ } -+ -+ /* Halt all channels to put them into a known state. */ -+ for (i = 0; i < num_channels; i++) -+ { -+ int count = 0; -+ hc_regs = core_if->host_if->hc_regs[i]; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.chen = 1; -+ hcchar.b.chdis = 1; -+ hcchar.b.epdir = 0; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ DWC_DEBUGPL(DBG_HCDV, "%s: Halt channel %d\n", __func__, i); -+ do { -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (++count > 1000) -+ { -+ DWC_ERROR("%s: Unable to clear halt on channel %d\n", -+ __func__, i); -+ break; -+ } -+ } -+ while (hcchar.b.chen); -+ } -+ -+ /* Turn on the vbus power. */ -+ DWC_PRINT("Init: Port Power? op_state=%d\n", core_if->op_state); -+ if (core_if->op_state == A_HOST) { -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ DWC_PRINT("Init: Power Port (%d)\n", hprt0.b.prtpwr); -+ if (hprt0.b.prtpwr == 0) { -+ hprt0.b.prtpwr = 1; -+ dwc_write_reg32(host_if->hprt0, hprt0.d32); -+ } -+ } -+ -+ dwc_otg_enable_host_interrupts(core_if); -+} -+ -+/** -+ * Prepares a host channel for transferring packets to/from a specific -+ * endpoint. The HCCHARn register is set up with the characteristics specified -+ * in _hc. Host channel interrupts that may need to be serviced while this -+ * transfer is in progress are enabled. -+ * -+ * @param core_if Programming view of DWC_otg controller -+ * @param hc Information needed to initialize the host channel -+ */ -+void dwc_otg_hc_init(dwc_otg_core_if_t *core_if, dwc_hc_t *hc) -+{ -+ uint32_t intr_enable; -+ hcintmsk_data_t hc_intr_mask; -+ gintmsk_data_t gintmsk = { .d32 = 0 }; -+ hcchar_data_t hcchar; -+ hcsplt_data_t hcsplt; -+ -+ uint8_t hc_num = hc->hc_num; -+ dwc_otg_host_if_t *host_if = core_if->host_if; -+ dwc_otg_hc_regs_t *hc_regs = host_if->hc_regs[hc_num]; -+ -+ /* Clear old interrupt conditions for this host channel. */ -+ hc_intr_mask.d32 = 0xFFFFFFFF; -+ hc_intr_mask.b.reserved = 0; -+ dwc_write_reg32(&hc_regs->hcint, hc_intr_mask.d32); -+ -+ /* Enable channel interrupts required for this transfer. */ -+ hc_intr_mask.d32 = 0; -+ hc_intr_mask.b.chhltd = 1; -+ if (core_if->dma_enable) { -+ hc_intr_mask.b.ahberr = 1; -+ if (hc->error_state && !hc->do_split && -+ hc->ep_type != DWC_OTG_EP_TYPE_ISOC) { -+ hc_intr_mask.b.ack = 1; -+ if (hc->ep_is_in) { -+ hc_intr_mask.b.datatglerr = 1; -+ if (hc->ep_type != DWC_OTG_EP_TYPE_INTR) { -+ hc_intr_mask.b.nak = 1; -+ } -+ } -+ } -+ } -+ else { -+ switch (hc->ep_type) { -+ case DWC_OTG_EP_TYPE_CONTROL: -+ case DWC_OTG_EP_TYPE_BULK: -+ hc_intr_mask.b.xfercompl = 1; -+ hc_intr_mask.b.stall = 1; -+ hc_intr_mask.b.xacterr = 1; -+ hc_intr_mask.b.datatglerr = 1; -+ if (hc->ep_is_in) { -+ hc_intr_mask.b.bblerr = 1; -+ } -+ else { -+ hc_intr_mask.b.nak = 1; -+ hc_intr_mask.b.nyet = 1; -+ if (hc->do_ping) { -+ hc_intr_mask.b.ack = 1; -+ } -+ } -+ -+ if (hc->do_split) { -+ hc_intr_mask.b.nak = 1; -+ if (hc->complete_split) { -+ hc_intr_mask.b.nyet = 1; -+ } -+ else { -+ hc_intr_mask.b.ack = 1; -+ } -+ } -+ -+ if (hc->error_state) { -+ hc_intr_mask.b.ack = 1; -+ } -+ break; -+ case DWC_OTG_EP_TYPE_INTR: -+ hc_intr_mask.b.xfercompl = 1; -+ hc_intr_mask.b.nak = 1; -+ hc_intr_mask.b.stall = 1; -+ hc_intr_mask.b.xacterr = 1; -+ hc_intr_mask.b.datatglerr = 1; -+ hc_intr_mask.b.frmovrun = 1; -+ -+ if (hc->ep_is_in) { -+ hc_intr_mask.b.bblerr = 1; -+ } -+ if (hc->error_state) { -+ hc_intr_mask.b.ack = 1; -+ } -+ if (hc->do_split) { -+ if (hc->complete_split) { -+ hc_intr_mask.b.nyet = 1; -+ } -+ else { -+ hc_intr_mask.b.ack = 1; -+ } -+ } -+ break; -+ case DWC_OTG_EP_TYPE_ISOC: -+ hc_intr_mask.b.xfercompl = 1; -+ hc_intr_mask.b.frmovrun = 1; -+ hc_intr_mask.b.ack = 1; -+ -+ if (hc->ep_is_in) { -+ hc_intr_mask.b.xacterr = 1; -+ hc_intr_mask.b.bblerr = 1; -+ } -+ break; -+ } -+ } -+ dwc_write_reg32(&hc_regs->hcintmsk, hc_intr_mask.d32); -+ -+// if(hc->ep_type == DWC_OTG_EP_TYPE_BULK && !hc->ep_is_in) -+// hc->max_packet = 512; -+ /* Enable the top level host channel interrupt. */ -+ intr_enable = (1 << hc_num); -+ dwc_modify_reg32(&host_if->host_global_regs->haintmsk, 0, intr_enable); -+ -+ /* Make sure host channel interrupts are enabled. */ -+ gintmsk.b.hcintr = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, 0, gintmsk.d32); -+ -+ /* -+ * Program the HCCHARn register with the endpoint characteristics for -+ * the current transfer. -+ */ -+ hcchar.d32 = 0; -+ hcchar.b.devaddr = hc->dev_addr; -+ hcchar.b.epnum = hc->ep_num; -+ hcchar.b.epdir = hc->ep_is_in; -+ hcchar.b.lspddev = (hc->speed == DWC_OTG_EP_SPEED_LOW); -+ hcchar.b.eptype = hc->ep_type; -+ hcchar.b.mps = hc->max_packet; -+ -+ dwc_write_reg32(&host_if->hc_regs[hc_num]->hcchar, hcchar.d32); -+ -+ DWC_DEBUGPL(DBG_HCDV, "%s: Channel %d\n", __func__, hc->hc_num); -+ DWC_DEBUGPL(DBG_HCDV, " Dev Addr: %d\n", hcchar.b.devaddr); -+ DWC_DEBUGPL(DBG_HCDV, " Ep Num: %d\n", hcchar.b.epnum); -+ DWC_DEBUGPL(DBG_HCDV, " Is In: %d\n", hcchar.b.epdir); -+ DWC_DEBUGPL(DBG_HCDV, " Is Low Speed: %d\n", hcchar.b.lspddev); -+ DWC_DEBUGPL(DBG_HCDV, " Ep Type: %d\n", hcchar.b.eptype); -+ DWC_DEBUGPL(DBG_HCDV, " Max Pkt: %d\n", hcchar.b.mps); -+ DWC_DEBUGPL(DBG_HCDV, " Multi Cnt: %d\n", hcchar.b.multicnt); -+ -+ /* -+ * Program the HCSPLIT register for SPLITs -+ */ -+ hcsplt.d32 = 0; -+ if (hc->do_split) { -+ DWC_DEBUGPL(DBG_HCDV, "Programming HC %d with split --> %s\n", hc->hc_num, -+ hc->complete_split ? "CSPLIT" : "SSPLIT"); -+ hcsplt.b.compsplt = hc->complete_split; -+ hcsplt.b.xactpos = hc->xact_pos; -+ hcsplt.b.hubaddr = hc->hub_addr; -+ hcsplt.b.prtaddr = hc->port_addr; -+ DWC_DEBUGPL(DBG_HCDV, " comp split %d\n", hc->complete_split); -+ DWC_DEBUGPL(DBG_HCDV, " xact pos %d\n", hc->xact_pos); -+ DWC_DEBUGPL(DBG_HCDV, " hub addr %d\n", hc->hub_addr); -+ DWC_DEBUGPL(DBG_HCDV, " port addr %d\n", hc->port_addr); -+ DWC_DEBUGPL(DBG_HCDV, " is_in %d\n", hc->ep_is_in); -+ DWC_DEBUGPL(DBG_HCDV, " Max Pkt: %d\n", hcchar.b.mps); -+ DWC_DEBUGPL(DBG_HCDV, " xferlen: %d\n", hc->xfer_len); -+ } -+ dwc_write_reg32(&host_if->hc_regs[hc_num]->hcsplt, hcsplt.d32); -+ -+} -+ -+/** -+ * Attempts to halt a host channel. This function should only be called in -+ * Slave mode or to abort a transfer in either Slave mode or DMA mode. Under -+ * normal circumstances in DMA mode, the controller halts the channel when the -+ * transfer is complete or a condition occurs that requires application -+ * intervention. -+ * -+ * In slave mode, checks for a free request queue entry, then sets the Channel -+ * Enable and Channel Disable bits of the Host Channel Characteristics -+ * register of the specified channel to intiate the halt. If there is no free -+ * request queue entry, sets only the Channel Disable bit of the HCCHARn -+ * register to flush requests for this channel. In the latter case, sets a -+ * flag to indicate that the host channel needs to be halted when a request -+ * queue slot is open. -+ * -+ * In DMA mode, always sets the Channel Enable and Channel Disable bits of the -+ * HCCHARn register. The controller ensures there is space in the request -+ * queue before submitting the halt request. -+ * -+ * Some time may elapse before the core flushes any posted requests for this -+ * host channel and halts. The Channel Halted interrupt handler completes the -+ * deactivation of the host channel. -+ * -+ * @param core_if Controller register interface. -+ * @param hc Host channel to halt. -+ * @param halt_status Reason for halting the channel. -+ */ -+void dwc_otg_hc_halt(dwc_otg_core_if_t *core_if, -+ dwc_hc_t *hc, -+ dwc_otg_halt_status_e halt_status) -+{ -+ gnptxsts_data_t nptxsts; -+ hptxsts_data_t hptxsts; -+ hcchar_data_t hcchar; -+ dwc_otg_hc_regs_t *hc_regs; -+ dwc_otg_core_global_regs_t *global_regs; -+ dwc_otg_host_global_regs_t *host_global_regs; -+ -+ hc_regs = core_if->host_if->hc_regs[hc->hc_num]; -+ global_regs = core_if->core_global_regs; -+ host_global_regs = core_if->host_if->host_global_regs; -+ -+ WARN_ON(halt_status == DWC_OTG_HC_XFER_NO_HALT_STATUS); -+ -+ if (halt_status == DWC_OTG_HC_XFER_URB_DEQUEUE || -+ halt_status == DWC_OTG_HC_XFER_AHB_ERR) { -+ /* -+ * Disable all channel interrupts except Ch Halted. The QTD -+ * and QH state associated with this transfer has been cleared -+ * (in the case of URB_DEQUEUE), so the channel needs to be -+ * shut down carefully to prevent crashes. -+ */ -+ hcintmsk_data_t hcintmsk; -+ hcintmsk.d32 = 0; -+ hcintmsk.b.chhltd = 1; -+ dwc_write_reg32(&hc_regs->hcintmsk, hcintmsk.d32); -+ -+ /* -+ * Make sure no other interrupts besides halt are currently -+ * pending. Handling another interrupt could cause a crash due -+ * to the QTD and QH state. -+ */ -+ dwc_write_reg32(&hc_regs->hcint, ~hcintmsk.d32); -+ -+ /* -+ * Make sure the halt status is set to URB_DEQUEUE or AHB_ERR -+ * even if the channel was already halted for some other -+ * reason. -+ */ -+ hc->halt_status = halt_status; -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chen == 0) { -+ /* -+ * The channel is either already halted or it hasn't -+ * started yet. In DMA mode, the transfer may halt if -+ * it finishes normally or a condition occurs that -+ * requires driver intervention. Don't want to halt -+ * the channel again. In either Slave or DMA mode, -+ * it's possible that the transfer has been assigned -+ * to a channel, but not started yet when an URB is -+ * dequeued. Don't want to halt a channel that hasn't -+ * started yet. -+ */ -+ return; -+ } -+ } -+ -+ if (hc->halt_pending) { -+ /* -+ * A halt has already been issued for this channel. This might -+ * happen when a transfer is aborted by a higher level in -+ * the stack. -+ */ -+#ifdef DEBUG -+ DWC_PRINT("*** %s: Channel %d, _hc->halt_pending already set ***\n", -+ __func__, hc->hc_num); -+ -+/* dwc_otg_dump_global_registers(core_if); */ -+/* dwc_otg_dump_host_registers(core_if); */ -+#endif -+ return; -+ } -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.chen = 1; -+ hcchar.b.chdis = 1; -+ -+ if (!core_if->dma_enable) { -+ /* Check for space in the request queue to issue the halt. */ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_CONTROL || -+ hc->ep_type == DWC_OTG_EP_TYPE_BULK) { -+ nptxsts.d32 = dwc_read_reg32(&global_regs->gnptxsts); -+ if (nptxsts.b.nptxqspcavail == 0) { -+ hcchar.b.chen = 0; -+ } -+ } -+ else { -+ hptxsts.d32 = dwc_read_reg32(&host_global_regs->hptxsts); -+ if ((hptxsts.b.ptxqspcavail == 0) || (core_if->queuing_high_bandwidth)) { -+ hcchar.b.chen = 0; -+ } -+ } -+ } -+ -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ -+ hc->halt_status = halt_status; -+ -+ if (hcchar.b.chen) { -+ hc->halt_pending = 1; -+ hc->halt_on_queue = 0; -+ } -+ else { -+ hc->halt_on_queue = 1; -+ } -+ -+ DWC_DEBUGPL(DBG_HCDV, "%s: Channel %d\n", __func__, hc->hc_num); -+ DWC_DEBUGPL(DBG_HCDV, " hcchar: 0x%08x\n", hcchar.d32); -+ DWC_DEBUGPL(DBG_HCDV, " halt_pending: %d\n", hc->halt_pending); -+ DWC_DEBUGPL(DBG_HCDV, " halt_on_queue: %d\n", hc->halt_on_queue); -+ DWC_DEBUGPL(DBG_HCDV, " halt_status: %d\n", hc->halt_status); -+ -+ return; -+} -+ -+/** -+ * Clears the transfer state for a host channel. This function is normally -+ * called after a transfer is done and the host channel is being released. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param hc Identifies the host channel to clean up. -+ */ -+void dwc_otg_hc_cleanup(dwc_otg_core_if_t *core_if, dwc_hc_t *hc) -+{ -+ dwc_otg_hc_regs_t *hc_regs; -+ -+ hc->xfer_started = 0; -+ -+ /* -+ * Clear channel interrupt enables and any unhandled channel interrupt -+ * conditions. -+ */ -+ hc_regs = core_if->host_if->hc_regs[hc->hc_num]; -+ dwc_write_reg32(&hc_regs->hcintmsk, 0); -+ dwc_write_reg32(&hc_regs->hcint, 0xFFFFFFFF); -+ -+#ifdef DEBUG -+ del_timer(&core_if->hc_xfer_timer[hc->hc_num]); -+ { -+ hcchar_data_t hcchar; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chdis) { -+ DWC_WARN("%s: chdis set, channel %d, hcchar 0x%08x\n", -+ __func__, hc->hc_num, hcchar.d32); -+ } -+ } -+#endif -+} -+ -+/** -+ * Sets the channel property that indicates in which frame a periodic transfer -+ * should occur. This is always set to the _next_ frame. This function has no -+ * effect on non-periodic transfers. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param hc Identifies the host channel to set up and its properties. -+ * @param hcchar Current value of the HCCHAR register for the specified host -+ * channel. -+ */ -+static inline void hc_set_even_odd_frame(dwc_otg_core_if_t *core_if, -+ dwc_hc_t *hc, -+ hcchar_data_t *hcchar) -+{ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ hfnum_data_t hfnum; -+ hfnum.d32 = dwc_read_reg32(&core_if->host_if->host_global_regs->hfnum); -+ -+ /* 1 if _next_ frame is odd, 0 if it's even */ -+ hcchar->b.oddfrm = (hfnum.b.frnum & 0x1) ? 0 : 1; -+#ifdef DEBUG -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR && hc->do_split && !hc->complete_split) { -+ switch (hfnum.b.frnum & 0x7) { -+ case 7: -+ core_if->hfnum_7_samples++; -+ core_if->hfnum_7_frrem_accum += hfnum.b.frrem; -+ break; -+ case 0: -+ core_if->hfnum_0_samples++; -+ core_if->hfnum_0_frrem_accum += hfnum.b.frrem; -+ break; -+ default: -+ core_if->hfnum_other_samples++; -+ core_if->hfnum_other_frrem_accum += hfnum.b.frrem; -+ break; -+ } -+ } -+#endif -+ } -+} -+ -+#ifdef DEBUG -+static void hc_xfer_timeout(unsigned long ptr) -+{ -+ hc_xfer_info_t *xfer_info = (hc_xfer_info_t *)ptr; -+ int hc_num = xfer_info->hc->hc_num; -+ DWC_WARN("%s: timeout on channel %d\n", __func__, hc_num); -+ DWC_WARN(" start_hcchar_val 0x%08x\n", xfer_info->core_if->start_hcchar_val[hc_num]); -+} -+#endif -+ -+/* -+ * This function does the setup for a data transfer for a host channel and -+ * starts the transfer. May be called in either Slave mode or DMA mode. In -+ * Slave mode, the caller must ensure that there is sufficient space in the -+ * request queue and Tx Data FIFO. -+ * -+ * For an OUT transfer in Slave mode, it loads a data packet into the -+ * appropriate FIFO. If necessary, additional data packets will be loaded in -+ * the Host ISR. -+ * -+ * For an IN transfer in Slave mode, a data packet is requested. The data -+ * packets are unloaded from the Rx FIFO in the Host ISR. If necessary, -+ * additional data packets are requested in the Host ISR. -+ * -+ * For a PING transfer in Slave mode, the Do Ping bit is set in the HCTSIZ -+ * register along with a packet count of 1 and the channel is enabled. This -+ * causes a single PING transaction to occur. Other fields in HCTSIZ are -+ * simply set to 0 since no data transfer occurs in this case. -+ * -+ * For a PING transfer in DMA mode, the HCTSIZ register is initialized with -+ * all the information required to perform the subsequent data transfer. In -+ * addition, the Do Ping bit is set in the HCTSIZ register. In this case, the -+ * controller performs the entire PING protocol, then starts the data -+ * transfer. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param hc Information needed to initialize the host channel. The xfer_len -+ * value may be reduced to accommodate the max widths of the XferSize and -+ * PktCnt fields in the HCTSIZn register. The multi_count value may be changed -+ * to reflect the final xfer_len value. -+ */ -+void dwc_otg_hc_start_transfer(dwc_otg_core_if_t *core_if, dwc_hc_t *hc) -+{ -+ hcchar_data_t hcchar; -+ hctsiz_data_t hctsiz; -+ uint16_t num_packets; -+ uint32_t max_hc_xfer_size = core_if->core_params->max_transfer_size; -+ uint16_t max_hc_pkt_count = core_if->core_params->max_packet_count; -+ dwc_otg_hc_regs_t *hc_regs = core_if->host_if->hc_regs[hc->hc_num]; -+ -+ hctsiz.d32 = 0; -+ -+ if (hc->do_ping) { -+ if (!core_if->dma_enable) { -+ dwc_otg_hc_do_ping(core_if, hc); -+ hc->xfer_started = 1; -+ return; -+ } -+ else { -+ hctsiz.b.dopng = 1; -+ } -+ } -+ -+ if (hc->do_split) { -+ num_packets = 1; -+ -+ if (hc->complete_split && !hc->ep_is_in) { -+ /* For CSPLIT OUT Transfer, set the size to 0 so the -+ * core doesn't expect any data written to the FIFO */ -+ hc->xfer_len = 0; -+ } -+ else if (hc->ep_is_in || (hc->xfer_len > hc->max_packet)) { -+ hc->xfer_len = hc->max_packet; -+ } -+ else if (!hc->ep_is_in && (hc->xfer_len > 188)) { -+ hc->xfer_len = 188; -+ } -+ -+ hctsiz.b.xfersize = hc->xfer_len; -+ } -+ else { -+ /* -+ * Ensure that the transfer length and packet count will fit -+ * in the widths allocated for them in the HCTSIZn register. -+ */ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ /* -+ * Make sure the transfer size is no larger than one -+ * (micro)frame's worth of data. (A check was done -+ * when the periodic transfer was accepted to ensure -+ * that a (micro)frame's worth of data can be -+ * programmed into a channel.) -+ */ -+ uint32_t max_periodic_len = hc->multi_count * hc->max_packet; -+ if (hc->xfer_len > max_periodic_len) { -+ hc->xfer_len = max_periodic_len; -+ } -+ else { -+ } -+ } -+ else if (hc->xfer_len > max_hc_xfer_size) { -+ /* Make sure that xfer_len is a multiple of max packet size. */ -+ hc->xfer_len = max_hc_xfer_size - hc->max_packet + 1; -+ } -+ -+ if (hc->xfer_len > 0) { -+ num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet; -+ if (num_packets > max_hc_pkt_count) { -+ num_packets = max_hc_pkt_count; -+ hc->xfer_len = num_packets * hc->max_packet; -+ } -+ } -+ else { -+ /* Need 1 packet for transfer length of 0. */ -+ num_packets = 1; -+ } -+ -+#if 0 -+//host testusb item 10, would do series of Control transfer -+//with URB_SHORT_NOT_OK set in transfer_flags , -+//changing the xfer_len would cause the test fail -+ if (hc->ep_is_in) { -+ /* Always program an integral # of max packets for IN transfers. */ -+ hc->xfer_len = num_packets * hc->max_packet; -+ } -+#endif -+ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ /* -+ * Make sure that the multi_count field matches the -+ * actual transfer length. -+ */ -+ hc->multi_count = num_packets; -+ } -+ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ /* Set up the initial PID for the transfer. */ -+ if (hc->speed == DWC_OTG_EP_SPEED_HIGH) { -+ if (hc->ep_is_in) { -+ if (hc->multi_count == 1) { -+ hc->data_pid_start = DWC_OTG_HC_PID_DATA0; -+ } -+ else if (hc->multi_count == 2) { -+ hc->data_pid_start = DWC_OTG_HC_PID_DATA1; -+ } -+ else { -+ hc->data_pid_start = DWC_OTG_HC_PID_DATA2; -+ } -+ } -+ else { -+ if (hc->multi_count == 1) { -+ hc->data_pid_start = DWC_OTG_HC_PID_DATA0; -+ } -+ else { -+ hc->data_pid_start = DWC_OTG_HC_PID_MDATA; -+ } -+ } -+ } -+ else { -+ hc->data_pid_start = DWC_OTG_HC_PID_DATA0; -+ } -+ } -+ -+ hctsiz.b.xfersize = hc->xfer_len; -+ } -+ -+ hc->start_pkt_count = num_packets; -+ hctsiz.b.pktcnt = num_packets; -+ hctsiz.b.pid = hc->data_pid_start; -+ dwc_write_reg32(&hc_regs->hctsiz, hctsiz.d32); -+ -+ DWC_DEBUGPL(DBG_HCDV, "%s: Channel %d\n", __func__, hc->hc_num); -+ DWC_DEBUGPL(DBG_HCDV, " Xfer Size: %d\n", hctsiz.b.xfersize); -+ DWC_DEBUGPL(DBG_HCDV, " Num Pkts: %d\n", hctsiz.b.pktcnt); -+ DWC_DEBUGPL(DBG_HCDV, " Start PID: %d\n", hctsiz.b.pid); -+ -+ if (core_if->dma_enable) { -+ dwc_write_reg32(&hc_regs->hcdma, (uint32_t)hc->xfer_buff); -+ } -+ -+ /* Start the split */ -+ if (hc->do_split) { -+ hcsplt_data_t hcsplt; -+ hcsplt.d32 = dwc_read_reg32 (&hc_regs->hcsplt); -+ hcsplt.b.spltena = 1; -+ dwc_write_reg32(&hc_regs->hcsplt, hcsplt.d32); -+ } -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.multicnt = hc->multi_count; -+ hc_set_even_odd_frame(core_if, hc, &hcchar); -+#ifdef DEBUG -+ core_if->start_hcchar_val[hc->hc_num] = hcchar.d32; -+ if (hcchar.b.chdis) { -+ DWC_WARN("%s: chdis set, channel %d, hcchar 0x%08x\n", -+ __func__, hc->hc_num, hcchar.d32); -+ } -+#endif -+ -+ /* Set host channel enable after all other setup is complete. */ -+ hcchar.b.chen = 1; -+ hcchar.b.chdis = 0; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ -+ hc->xfer_started = 1; -+ hc->requests++; -+ -+ if (!core_if->dma_enable && -+ !hc->ep_is_in && hc->xfer_len > 0) { -+ /* Load OUT packet into the appropriate Tx FIFO. */ -+ dwc_otg_hc_write_packet(core_if, hc); -+ } -+ -+#ifdef DEBUG -+ /* Start a timer for this transfer. */ -+ core_if->hc_xfer_timer[hc->hc_num].function = hc_xfer_timeout; -+ core_if->hc_xfer_info[hc->hc_num].core_if = core_if; -+ core_if->hc_xfer_info[hc->hc_num].hc = hc; -+ core_if->hc_xfer_timer[hc->hc_num].data = (unsigned long)(&core_if->hc_xfer_info[hc->hc_num]); -+ core_if->hc_xfer_timer[hc->hc_num].expires = jiffies + (HZ*10); -+ add_timer(&core_if->hc_xfer_timer[hc->hc_num]); -+#endif -+} -+ -+/** -+ * This function continues a data transfer that was started by previous call -+ * to <code>dwc_otg_hc_start_transfer</code>. The caller must ensure there is -+ * sufficient space in the request queue and Tx Data FIFO. This function -+ * should only be called in Slave mode. In DMA mode, the controller acts -+ * autonomously to complete transfers programmed to a host channel. -+ * -+ * For an OUT transfer, a new data packet is loaded into the appropriate FIFO -+ * if there is any data remaining to be queued. For an IN transfer, another -+ * data packet is always requested. For the SETUP phase of a control transfer, -+ * this function does nothing. -+ * -+ * @return 1 if a new request is queued, 0 if no more requests are required -+ * for this transfer. -+ */ -+int dwc_otg_hc_continue_transfer(dwc_otg_core_if_t *core_if, dwc_hc_t *hc) -+{ -+ DWC_DEBUGPL(DBG_HCDV, "%s: Channel %d\n", __func__, hc->hc_num); -+ -+ if (hc->do_split) { -+ /* SPLITs always queue just once per channel */ -+ return 0; -+ } -+ else if (hc->data_pid_start == DWC_OTG_HC_PID_SETUP) { -+ /* SETUPs are queued only once since they can't be NAKed. */ -+ return 0; -+ } -+ else if (hc->ep_is_in) { -+ /* -+ * Always queue another request for other IN transfers. If -+ * back-to-back INs are issued and NAKs are received for both, -+ * the driver may still be processing the first NAK when the -+ * second NAK is received. When the interrupt handler clears -+ * the NAK interrupt for the first NAK, the second NAK will -+ * not be seen. So we can't depend on the NAK interrupt -+ * handler to requeue a NAKed request. Instead, IN requests -+ * are issued each time this function is called. When the -+ * transfer completes, the extra requests for the channel will -+ * be flushed. -+ */ -+ hcchar_data_t hcchar; -+ dwc_otg_hc_regs_t *hc_regs = core_if->host_if->hc_regs[hc->hc_num]; -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hc_set_even_odd_frame(core_if, hc, &hcchar); -+ hcchar.b.chen = 1; -+ hcchar.b.chdis = 0; -+ DWC_DEBUGPL(DBG_HCDV, " IN xfer: hcchar = 0x%08x\n", hcchar.d32); -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ hc->requests++; -+ return 1; -+ } -+ else { -+ /* OUT transfers. */ -+ if (hc->xfer_count < hc->xfer_len) { -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ hcchar_data_t hcchar; -+ dwc_otg_hc_regs_t *hc_regs; -+ hc_regs = core_if->host_if->hc_regs[hc->hc_num]; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hc_set_even_odd_frame(core_if, hc, &hcchar); -+ } -+ -+ /* Load OUT packet into the appropriate Tx FIFO. */ -+ dwc_otg_hc_write_packet(core_if, hc); -+ hc->requests++; -+ return 1; -+ } -+ else { -+ return 0; -+ } -+ } -+} -+ -+/** -+ * Starts a PING transfer. This function should only be called in Slave mode. -+ * The Do Ping bit is set in the HCTSIZ register, then the channel is enabled. -+ */ -+void dwc_otg_hc_do_ping(dwc_otg_core_if_t *core_if, dwc_hc_t *hc) -+{ -+ hcchar_data_t hcchar; -+ hctsiz_data_t hctsiz; -+ dwc_otg_hc_regs_t *hc_regs = core_if->host_if->hc_regs[hc->hc_num]; -+ -+ DWC_DEBUGPL(DBG_HCDV, "%s: Channel %d\n", __func__, hc->hc_num); -+ -+ hctsiz.d32 = 0; -+ hctsiz.b.dopng = 1; -+ hctsiz.b.pktcnt = 1; -+ dwc_write_reg32(&hc_regs->hctsiz, hctsiz.d32); -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.chen = 1; -+ hcchar.b.chdis = 0; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+} -+ -+/* -+ * This function writes a packet into the Tx FIFO associated with the Host -+ * Channel. For a channel associated with a non-periodic EP, the non-periodic -+ * Tx FIFO is written. For a channel associated with a periodic EP, the -+ * periodic Tx FIFO is written. This function should only be called in Slave -+ * mode. -+ * -+ * Upon return the xfer_buff and xfer_count fields in _hc are incremented by -+ * then number of bytes written to the Tx FIFO. -+ */ -+void dwc_otg_hc_write_packet(dwc_otg_core_if_t *core_if, dwc_hc_t *hc) -+{ -+ uint32_t i; -+ uint32_t remaining_count; -+ uint32_t byte_count; -+ uint32_t dword_count; -+ -+ uint32_t *data_buff = (uint32_t *)(hc->xfer_buff); -+ uint32_t *data_fifo = core_if->data_fifo[hc->hc_num]; -+ -+ remaining_count = hc->xfer_len - hc->xfer_count; -+ if (remaining_count > hc->max_packet) { -+ byte_count = hc->max_packet; -+ } -+ else { -+ byte_count = remaining_count; -+ } -+ -+ dword_count = (byte_count + 3) / 4; -+ -+ if ((((unsigned long)data_buff) & 0x3) == 0) { -+ /* xfer_buff is DWORD aligned. */ -+ for (i = 0; i < dword_count; i++, data_buff++) -+ { -+ dwc_write_reg32(data_fifo, *data_buff); -+ } -+ } -+ else { -+ /* xfer_buff is not DWORD aligned. */ -+ for (i = 0; i < dword_count; i++, data_buff++) -+ { -+ dwc_write_reg32(data_fifo, get_unaligned(data_buff)); -+ } -+ } -+ -+ hc->xfer_count += byte_count; -+ hc->xfer_buff += byte_count; -+} -+ -+/** -+ * Gets the current USB frame number. This is the frame number from the last -+ * SOF packet. -+ */ -+uint32_t dwc_otg_get_frame_number(dwc_otg_core_if_t *core_if) -+{ -+ dsts_data_t dsts; -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ -+ /* read current frame/microframe number from DSTS register */ -+ return dsts.b.soffn; -+} -+ -+/** -+ * This function reads a setup packet from the Rx FIFO into the destination -+ * buffer. This function is called from the Rx Status Queue Level (RxStsQLvl) -+ * Interrupt routine when a SETUP packet has been received in Slave mode. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param dest Destination buffer for packet data. -+ */ -+void dwc_otg_read_setup_packet(dwc_otg_core_if_t *core_if, uint32_t *dest) -+{ -+ /* Get the 8 bytes of a setup transaction data */ -+ -+ /* Pop 2 DWORDS off the receive data FIFO into memory */ -+ dest[0] = dwc_read_reg32(core_if->data_fifo[0]); -+ dest[1] = dwc_read_reg32(core_if->data_fifo[0]); -+} -+ -+ -+/** -+ * This function enables EP0 OUT to receive SETUP packets and configures EP0 -+ * IN for transmitting packets. It is normally called when the -+ * "Enumeration Done" interrupt occurs. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP0 data. -+ */ -+void dwc_otg_ep0_activate(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ dsts_data_t dsts; -+ depctl_data_t diepctl; -+ depctl_data_t doepctl; -+ dctl_data_t dctl = { .d32 = 0 }; -+ -+ /* Read the Device Status and Endpoint 0 Control registers */ -+ dsts.d32 = dwc_read_reg32(&dev_if->dev_global_regs->dsts); -+ diepctl.d32 = dwc_read_reg32(&dev_if->in_ep_regs[0]->diepctl); -+ doepctl.d32 = dwc_read_reg32(&dev_if->out_ep_regs[0]->doepctl); -+ -+ /* Set the MPS of the IN EP based on the enumeration speed */ -+ switch (dsts.b.enumspd) { -+ case DWC_DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ: -+ case DWC_DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ: -+ case DWC_DSTS_ENUMSPD_FS_PHY_48MHZ: -+ diepctl.b.mps = DWC_DEP0CTL_MPS_64; -+ break; -+ case DWC_DSTS_ENUMSPD_LS_PHY_6MHZ: -+ diepctl.b.mps = DWC_DEP0CTL_MPS_8; -+ break; -+ } -+ -+ dwc_write_reg32(&dev_if->in_ep_regs[0]->diepctl, diepctl.d32); -+ -+ /* Enable OUT EP for receive */ -+ doepctl.b.epena = 1; -+ dwc_write_reg32(&dev_if->out_ep_regs[0]->doepctl, doepctl.d32); -+ -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_PCDV,"doepctl0=%0x\n", -+ dwc_read_reg32(&dev_if->out_ep_regs[0]->doepctl)); -+ DWC_DEBUGPL(DBG_PCDV,"diepctl0=%0x\n", -+ dwc_read_reg32(&dev_if->in_ep_regs[0]->diepctl)); -+#endif -+ dctl.b.cgnpinnak = 1; -+ -+ dwc_modify_reg32(&dev_if->dev_global_regs->dctl, dctl.d32, dctl.d32); -+ DWC_DEBUGPL(DBG_PCDV,"dctl=%0x\n", -+ dwc_read_reg32(&dev_if->dev_global_regs->dctl)); -+} -+ -+/** -+ * This function activates an EP. The Device EP control register for -+ * the EP is configured as defined in the ep structure. Note: This -+ * function is not used for EP0. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to activate. -+ */ -+void dwc_otg_ep_activate(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ depctl_data_t depctl; -+ volatile uint32_t *addr; -+ daint_data_t daintmsk = { .d32 = 0 }; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s() EP%d-%s\n", __func__, ep->num, -+ (ep->is_in?"IN":"OUT")); -+ -+ /* Read DEPCTLn register */ -+ if (ep->is_in == 1) { -+ addr = &dev_if->in_ep_regs[ep->num]->diepctl; -+ daintmsk.ep.in = 1<<ep->num; -+ } -+ else { -+ addr = &dev_if->out_ep_regs[ep->num]->doepctl; -+ daintmsk.ep.out = 1<<ep->num; -+ } -+ -+ /* If the EP is already active don't change the EP Control -+ * register. */ -+ depctl.d32 = dwc_read_reg32(addr); -+ if (!depctl.b.usbactep) { -+ depctl.b.mps = ep->maxpacket; -+ depctl.b.eptype = ep->type; -+ depctl.b.txfnum = ep->tx_fifo_num; -+ -+ if (ep->type == DWC_OTG_EP_TYPE_ISOC) { -+ depctl.b.setd0pid = 1; // ??? -+ } -+ else { -+ depctl.b.setd0pid = 1; -+ } -+ depctl.b.usbactep = 1; -+ -+ dwc_write_reg32(addr, depctl.d32); -+ DWC_DEBUGPL(DBG_PCDV,"DEPCTL(%.8x)=%08x\n",(u32)addr, dwc_read_reg32(addr)); -+ } -+ -+ /* Enable the Interrupt for this EP */ -+ if(core_if->multiproc_int_enable) { -+ if (ep->is_in == 1) { -+ diepmsk_data_t diepmsk = { .d32 = 0}; -+ diepmsk.b.xfercompl = 1; -+ diepmsk.b.timeout = 1; -+ diepmsk.b.epdisabled = 1; -+ diepmsk.b.ahberr = 1; -+ diepmsk.b.intknepmis = 1; -+ diepmsk.b.txfifoundrn = 1; //????? -+ -+ -+ if(core_if->dma_desc_enable) { -+ diepmsk.b.bna = 1; -+ } -+/* -+ if(core_if->dma_enable) { -+ doepmsk.b.nak = 1; -+ } -+*/ -+ dwc_write_reg32(&dev_if->dev_global_regs->diepeachintmsk[ep->num], diepmsk.d32); -+ -+ } else { -+ doepmsk_data_t doepmsk = { .d32 = 0}; -+ doepmsk.b.xfercompl = 1; -+ doepmsk.b.ahberr = 1; -+ doepmsk.b.epdisabled = 1; -+ -+ -+ if(core_if->dma_desc_enable) { -+ doepmsk.b.bna = 1; -+ } -+/* -+ doepmsk.b.babble = 1; -+ doepmsk.b.nyet = 1; -+ doepmsk.b.nak = 1; -+*/ -+ dwc_write_reg32(&dev_if->dev_global_regs->doepeachintmsk[ep->num], doepmsk.d32); -+ } -+ dwc_modify_reg32(&dev_if->dev_global_regs->deachintmsk, -+ 0, daintmsk.d32); -+ } else { -+ dwc_modify_reg32(&dev_if->dev_global_regs->daintmsk, -+ 0, daintmsk.d32); -+ } -+ -+ DWC_DEBUGPL(DBG_PCDV,"DAINTMSK=%0x\n", -+ dwc_read_reg32(&dev_if->dev_global_regs->daintmsk)); -+ -+ ep->stall_clear_flag = 0; -+ return; -+} -+ -+/** -+ * This function deactivates an EP. This is done by clearing the USB Active -+ * EP bit in the Device EP control register. Note: This function is not used -+ * for EP0. EP0 cannot be deactivated. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to deactivate. -+ */ -+void dwc_otg_ep_deactivate(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl = { .d32 = 0 }; -+ volatile uint32_t *addr; -+ daint_data_t daintmsk = { .d32 = 0}; -+ -+ /* Read DEPCTLn register */ -+ if (ep->is_in == 1) { -+ addr = &core_if->dev_if->in_ep_regs[ep->num]->diepctl; -+ daintmsk.ep.in = 1<<ep->num; -+ } -+ else { -+ addr = &core_if->dev_if->out_ep_regs[ep->num]->doepctl; -+ daintmsk.ep.out = 1<<ep->num; -+ } -+ -+ //disabled ep only when ep is enabled -+ //or got halt in the loop in test in cv9 -+ depctl.d32=dwc_read_reg32(addr); -+ if(depctl.b.epena){ -+ if (ep->is_in == 1) { -+ diepint_data_t diepint; -+ dwc_otg_dev_in_ep_regs_t *in_reg=core_if->dev_if->in_ep_regs[ep->num]; -+ -+ //Set ep nak -+ depctl.d32=dwc_read_reg32(&in_reg->diepctl); -+ depctl.b.snak=1; -+ dwc_write_reg32(&in_reg->diepctl,depctl.d32); -+ -+ //wait for diepint.b.inepnakeff -+ diepint.d32=dwc_read_reg32(&in_reg->diepint); -+ while(!diepint.b.inepnakeff){ -+ udelay(1); -+ diepint.d32=dwc_read_reg32(&in_reg->diepint); -+ } -+ diepint.d32=0; -+ diepint.b.inepnakeff=1; -+ dwc_write_reg32(&in_reg->diepint,diepint.d32); -+ -+ //set ep disable and snak -+ depctl.d32=dwc_read_reg32(&in_reg->diepctl); -+ depctl.b.snak=1; -+ depctl.b.epdis=1; -+ dwc_write_reg32(&in_reg->diepctl,depctl.d32); -+ -+ //wait for diepint.b.epdisabled -+ diepint.d32=dwc_read_reg32(&in_reg->diepint); -+ while(!diepint.b.epdisabled){ -+ udelay(1); -+ diepint.d32=dwc_read_reg32(&in_reg->diepint); -+ } -+ diepint.d32=0; -+ diepint.b.epdisabled=1; -+ dwc_write_reg32(&in_reg->diepint,diepint.d32); -+ -+ //clear ep enable and disable bit -+ depctl.d32=dwc_read_reg32(&in_reg->diepctl); -+ depctl.b.epena=0; -+ depctl.b.epdis=0; -+ dwc_write_reg32(&in_reg->diepctl,depctl.d32); -+ -+ } -+#if 0 -+//following DWC OTG DataBook v2.72a, 6.4.2.1.3 Disabling an OUT Endpoint, -+//but this doesn't work, the old code do. -+ else { -+ doepint_data_t doepint; -+ dwc_otg_dev_out_ep_regs_t *out_reg=core_if->dev_if->out_ep_regs[ep->num]; -+ dctl_data_t dctl; -+ gintsts_data_t gintsts; -+ -+ //set dctl global out nak -+ dctl.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dctl); -+ dctl.b.sgoutnak=1; -+ dwc_write_reg32(&core_if->dev_if->dev_global_regs->dctl,dctl.d32); -+ -+ //wait for gintsts.goutnakeff -+ gintsts.d32=dwc_read_reg32(&core_if->core_global_regs->gintsts); -+ while(!gintsts.b.goutnakeff){ -+ udelay(1); -+ gintsts.d32=dwc_read_reg32(&core_if->core_global_regs->gintsts); -+ } -+ gintsts.d32=0; -+ gintsts.b.goutnakeff=1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ //set ep disable and snak -+ depctl.d32=dwc_read_reg32(&out_reg->doepctl); -+ depctl.b.snak=1; -+ depctl.b.epdis=1; -+ dwc_write_reg32(&out_reg->doepctl,depctl.d32); -+ -+ //wait for diepint.b.epdisabled -+ doepint.d32=dwc_read_reg32(&out_reg->doepint); -+ while(!doepint.b.epdisabled){ -+ udelay(1); -+ doepint.d32=dwc_read_reg32(&out_reg->doepint); -+ } -+ doepint.d32=0; -+ doepint.b.epdisabled=1; -+ dwc_write_reg32(&out_reg->doepint,doepint.d32); -+ -+ //clear ep enable and disable bit -+ depctl.d32=dwc_read_reg32(&out_reg->doepctl); -+ depctl.b.epena=0; -+ depctl.b.epdis=0; -+ dwc_write_reg32(&out_reg->doepctl,depctl.d32); -+ } -+#endif -+ -+ depctl.d32=0; -+ depctl.b.usbactep = 0; -+ -+ if (ep->is_in == 0) { -+ if(core_if->dma_enable||core_if->dma_desc_enable) -+ depctl.b.epdis = 1; -+ } -+ -+ dwc_write_reg32(addr, depctl.d32); -+ } -+ -+ /* Disable the Interrupt for this EP */ -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->deachintmsk, -+ daintmsk.d32, 0); -+ -+ if (ep->is_in == 1) { -+ dwc_write_reg32(&core_if->dev_if->dev_global_regs->diepeachintmsk[ep->num], 0); -+ } else { -+ dwc_write_reg32(&core_if->dev_if->dev_global_regs->doepeachintmsk[ep->num], 0); -+ } -+ } else { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->daintmsk, -+ daintmsk.d32, 0); -+ } -+ -+ if (ep->is_in == 1) { -+ DWC_DEBUGPL(DBG_PCD, "DIEPCTL(%.8x)=%08x DIEPTSIZ=%08x, DIEPINT=%.8x, DIEPDMA=%.8x, DTXFSTS=%.8x\n", -+ (u32)&core_if->dev_if->in_ep_regs[ep->num]->diepctl, -+ dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->diepctl), -+ dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dieptsiz), -+ dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->diepint), -+ dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->diepdma), -+ dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dtxfsts)); -+ DWC_DEBUGPL(DBG_PCD, "DAINTMSK=%08x GINTMSK=%08x\n", -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->daintmsk), -+ dwc_read_reg32(&core_if->core_global_regs->gintmsk)); -+ } -+ else { -+ DWC_DEBUGPL(DBG_PCD, "DOEPCTL(%.8x)=%08x DOEPTSIZ=%08x, DOEPINT=%.8x, DOEPDMA=%.8x\n", -+ (u32)&core_if->dev_if->out_ep_regs[ep->num]->doepctl, -+ dwc_read_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doepctl), -+ dwc_read_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doeptsiz), -+ dwc_read_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doepint), -+ dwc_read_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doepdma)); -+ -+ DWC_DEBUGPL(DBG_PCD, "DAINTMSK=%08x GINTMSK=%08x\n", -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->daintmsk), -+ dwc_read_reg32(&core_if->core_global_regs->gintmsk)); -+ } -+ -+} -+ -+/** -+ * This function does the setup for a data transfer for an EP and -+ * starts the transfer. For an IN transfer, the packets will be -+ * loaded into the appropriate Tx FIFO in the ISR. For OUT transfers, -+ * the packets are unloaded from the Rx FIFO in the ISR. the ISR. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ */ -+static void init_dma_desc_chain(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ dwc_otg_dma_desc_t* dma_desc; -+ uint32_t offset; -+ uint32_t xfer_est; -+ int i; -+ -+ ep->desc_cnt = ( ep->total_len / ep->maxxfer) + -+ ((ep->total_len % ep->maxxfer) ? 1 : 0); -+ if(!ep->desc_cnt) -+ ep->desc_cnt = 1; -+ -+ dma_desc = ep->desc_addr; -+ xfer_est = ep->total_len; -+ offset = 0; -+ for( i = 0; i < ep->desc_cnt; ++i) { -+ /** DMA Descriptor Setup */ -+ if(xfer_est > ep->maxxfer) { -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 0; -+ dma_desc->status.b.ioc = 0; -+ dma_desc->status.b.sp = 0; -+ dma_desc->status.b.bytes = ep->maxxfer; -+ dma_desc->buf = ep->dma_addr + offset; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ -+ xfer_est -= ep->maxxfer; -+ offset += ep->maxxfer; -+ } else { -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 1; -+ dma_desc->status.b.ioc = 1; -+ if(ep->is_in) { -+ dma_desc->status.b.sp = (xfer_est % ep->maxpacket) ? -+ 1 : ((ep->sent_zlp) ? 1 : 0); -+ dma_desc->status.b.bytes = xfer_est; -+ } else { -+ dma_desc->status.b.bytes = xfer_est + ((4 - (xfer_est & 0x3)) & 0x3) ; -+ } -+ -+ dma_desc->buf = ep->dma_addr + offset; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ } -+ dma_desc ++; -+ } -+} -+ -+/** -+ * This function does the setup for a data transfer for an EP and -+ * starts the transfer. For an IN transfer, the packets will be -+ * loaded into the appropriate Tx FIFO in the ISR. For OUT transfers, -+ * the packets are unloaded from the Rx FIFO in the ISR. the ISR. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ */ -+ -+void dwc_otg_ep_start_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl; -+ deptsiz_data_t deptsiz; -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_DEBUGPL((DBG_PCDV | DBG_CILV), "%s()\n", __func__); -+ -+ DWC_DEBUGPL(DBG_PCD, "ep%d-%s xfer_len=%d xfer_cnt=%d " -+ "xfer_buff=%p start_xfer_buff=%p\n", -+ ep->num, (ep->is_in?"IN":"OUT"), ep->xfer_len, -+ ep->xfer_count, ep->xfer_buff, ep->start_xfer_buff); -+ -+ /* IN endpoint */ -+ if (ep->is_in == 1) { -+ dwc_otg_dev_in_ep_regs_t *in_regs = -+ core_if->dev_if->in_ep_regs[ep->num]; -+ -+ gnptxsts_data_t gtxstatus; -+ -+ gtxstatus.d32 = -+ dwc_read_reg32(&core_if->core_global_regs->gnptxsts); -+ -+ if(core_if->en_multiple_tx_fifo == 0 && gtxstatus.b.nptxqspcavail == 0) { -+#ifdef DEBUG -+ DWC_PRINT("TX Queue Full (0x%0x)\n", gtxstatus.d32); -+#endif -+ return; -+ } -+ -+ depctl.d32 = dwc_read_reg32(&(in_regs->diepctl)); -+ deptsiz.d32 = dwc_read_reg32(&(in_regs->dieptsiz)); -+ -+ ep->xfer_len += (ep->maxxfer < (ep->total_len - ep->xfer_len)) ? -+ ep->maxxfer : (ep->total_len - ep->xfer_len); -+ -+ /* Zero Length Packet? */ -+ if ((ep->xfer_len - ep->xfer_count) == 0) { -+ deptsiz.b.xfersize = 0; -+ deptsiz.b.pktcnt = 1; -+ } -+ else { -+ /* Program the transfer size and packet count -+ * as follows: xfersize = N * maxpacket + -+ * short_packet pktcnt = N + (short_packet -+ * exist ? 1 : 0) -+ */ -+ deptsiz.b.xfersize = ep->xfer_len - ep->xfer_count; -+ deptsiz.b.pktcnt = -+ (ep->xfer_len - ep->xfer_count - 1 + ep->maxpacket) / -+ ep->maxpacket; -+ } -+ -+ -+ /* Write the DMA register */ -+ if (core_if->dma_enable) { -+ if (/*(core_if->dma_enable)&&*/(ep->dma_addr==DMA_ADDR_INVALID)) { -+ ep->dma_addr=dma_map_single(NULL,(void *)(ep->xfer_buff),(ep->xfer_len),DMA_TO_DEVICE); -+ } -+ DWC_DEBUGPL(DBG_PCDV, "ep%d dma_addr=%.8x\n", ep->num, ep->dma_addr); -+ -+ if (core_if->dma_desc_enable == 0) { -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(in_regs->diepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ else { -+ init_dma_desc_chain(core_if, ep); -+ /** DIEPDMAn Register write */ -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_desc_addr); -+ dwc_write_reg32(&in_regs->diepdma, ep->dma_desc_addr); -+ } -+ } -+ else -+ { -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ if(ep->type != DWC_OTG_EP_TYPE_ISOC) { -+ /** -+ * Enable the Non-Periodic Tx FIFO empty interrupt, -+ * or the Tx FIFO epmty interrupt in dedicated Tx FIFO mode, -+ * the data will be written into the fifo by the ISR. -+ */ -+ if(core_if->en_multiple_tx_fifo == 0) { -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, -+ intr_mask.d32, intr_mask.d32); -+ } -+ else { -+ /* Enable the Tx FIFO Empty Interrupt for this EP */ -+ if(ep->xfer_len > 0) { -+ uint32_t fifoemptymsk = 0; -+ fifoemptymsk = 1 << ep->num; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk, -+ 0, fifoemptymsk); -+ -+ } -+ } -+ } -+ } -+ -+ /* EP enable, IN data in FIFO */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ dwc_write_reg32(&in_regs->diepctl, depctl.d32); -+ -+ depctl.d32 = dwc_read_reg32 (&core_if->dev_if->in_ep_regs[0]->diepctl); -+ depctl.b.nextep = ep->num; -+ dwc_write_reg32 (&core_if->dev_if->in_ep_regs[0]->diepctl, depctl.d32); -+ -+ DWC_DEBUGPL(DBG_PCD, "DIEPCTL(%.8x)=%08x DIEPTSIZ=%08x, DIEPINT=%.8x, DIEPDMA=%.8x, DTXFSTS=%.8x\n", -+ (u32)&in_regs->diepctl, -+ dwc_read_reg32(&in_regs->diepctl), -+ dwc_read_reg32(&in_regs->dieptsiz), -+ dwc_read_reg32(&in_regs->diepint), -+ dwc_read_reg32(&in_regs->diepdma), -+ dwc_read_reg32(&in_regs->dtxfsts)); -+ DWC_DEBUGPL(DBG_PCD, "DAINTMSK=%08x GINTMSK=%08x\n", -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->daintmsk), -+ dwc_read_reg32(&core_if->core_global_regs->gintmsk)); -+ -+ } -+ else { -+ /* OUT endpoint */ -+ dwc_otg_dev_out_ep_regs_t *out_regs = -+ core_if->dev_if->out_ep_regs[ep->num]; -+ -+ depctl.d32 = dwc_read_reg32(&(out_regs->doepctl)); -+ deptsiz.d32 = dwc_read_reg32(&(out_regs->doeptsiz)); -+ -+ ep->xfer_len += (ep->maxxfer < (ep->total_len - ep->xfer_len)) ? -+ ep->maxxfer : (ep->total_len - ep->xfer_len); -+ -+ /* Program the transfer size and packet count as follows: -+ * -+ * pktcnt = N -+ * xfersize = N * maxpacket -+ */ -+ if ((ep->xfer_len - ep->xfer_count) == 0) { -+ /* Zero Length Packet */ -+ deptsiz.b.xfersize = ep->maxpacket; -+ deptsiz.b.pktcnt = 1; -+ } -+ else { -+ deptsiz.b.pktcnt = -+ (ep->xfer_len - ep->xfer_count + (ep->maxpacket - 1)) / -+ ep->maxpacket; -+ ep->xfer_len = deptsiz.b.pktcnt * ep->maxpacket + ep->xfer_count; -+ deptsiz.b.xfersize = ep->xfer_len - ep->xfer_count; -+ } -+ -+ DWC_DEBUGPL(DBG_PCDV, "ep%d xfersize=%d pktcnt=%d\n", -+ ep->num, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ -+ if (core_if->dma_enable) { -+ if (/*(core_if->dma_enable)&&*/(ep->dma_addr==DMA_ADDR_INVALID)) { -+ ep->dma_addr=dma_map_single(NULL,(void *)(ep->xfer_buff),(ep->xfer_len),DMA_TO_DEVICE); -+ } -+ DWC_DEBUGPL(DBG_PCDV, "ep%d dma_addr=%.8x\n", -+ ep->num, -+ ep->dma_addr); -+ if (!core_if->dma_desc_enable) { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(out_regs->doepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ else { -+ init_dma_desc_chain(core_if, ep); -+ -+ /** DOEPDMAn Register write */ -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_desc_addr); -+ dwc_write_reg32(&out_regs->doepdma, ep->dma_desc_addr); -+ } -+ } -+ else { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ } -+ -+ /* EP enable */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ -+ dwc_write_reg32(&out_regs->doepctl, depctl.d32); -+ -+ DWC_DEBUGPL(DBG_PCD, "DOEPCTL(%.8x)=%08x DOEPTSIZ=%08x, DOEPINT=%.8x, DOEPDMA=%.8x\n", -+ (u32)&out_regs->doepctl, -+ dwc_read_reg32(&out_regs->doepctl), -+ dwc_read_reg32(&out_regs->doeptsiz), -+ dwc_read_reg32(&out_regs->doepint), -+ dwc_read_reg32(&out_regs->doepdma)); -+ -+ DWC_DEBUGPL(DBG_PCD, "DAINTMSK=%08x GINTMSK=%08x\n", -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->daintmsk), -+ dwc_read_reg32(&core_if->core_global_regs->gintmsk)); -+ } -+} -+ -+/** -+ * This function setup a zero length transfer in Buffer DMA and -+ * Slave modes for usb requests with zero field set -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ * -+ */ -+void dwc_otg_ep_start_zl_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ -+ depctl_data_t depctl; -+ deptsiz_data_t deptsiz; -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_DEBUGPL((DBG_PCDV | DBG_CILV), "%s()\n", __func__); -+ -+ /* IN endpoint */ -+ if (ep->is_in == 1) { -+ dwc_otg_dev_in_ep_regs_t *in_regs = -+ core_if->dev_if->in_ep_regs[ep->num]; -+ -+ depctl.d32 = dwc_read_reg32(&(in_regs->diepctl)); -+ deptsiz.d32 = dwc_read_reg32(&(in_regs->dieptsiz)); -+ -+ deptsiz.b.xfersize = 0; -+ deptsiz.b.pktcnt = 1; -+ -+ -+ /* Write the DMA register */ -+ if (core_if->dma_enable) { -+ if (/*(core_if->dma_enable)&&*/(ep->dma_addr==DMA_ADDR_INVALID)) { -+ ep->dma_addr=dma_map_single(NULL,(void *)(ep->xfer_buff),(ep->xfer_len),DMA_TO_DEVICE); -+ } -+ if (core_if->dma_desc_enable == 0) { -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(in_regs->diepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ } -+ else { -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ /** -+ * Enable the Non-Periodic Tx FIFO empty interrupt, -+ * or the Tx FIFO epmty interrupt in dedicated Tx FIFO mode, -+ * the data will be written into the fifo by the ISR. -+ */ -+ if(core_if->en_multiple_tx_fifo == 0) { -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, -+ intr_mask.d32, intr_mask.d32); -+ } -+ else { -+ /* Enable the Tx FIFO Empty Interrupt for this EP */ -+ if(ep->xfer_len > 0) { -+ uint32_t fifoemptymsk = 0; -+ fifoemptymsk = 1 << ep->num; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk, -+ 0, fifoemptymsk); -+ } -+ } -+ } -+ -+ /* EP enable, IN data in FIFO */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ dwc_write_reg32(&in_regs->diepctl, depctl.d32); -+ -+ depctl.d32 = dwc_read_reg32 (&core_if->dev_if->in_ep_regs[0]->diepctl); -+ depctl.b.nextep = ep->num; -+ dwc_write_reg32 (&core_if->dev_if->in_ep_regs[0]->diepctl, depctl.d32); -+ -+ } -+ else { -+ /* OUT endpoint */ -+ dwc_otg_dev_out_ep_regs_t *out_regs = -+ core_if->dev_if->out_ep_regs[ep->num]; -+ -+ depctl.d32 = dwc_read_reg32(&(out_regs->doepctl)); -+ deptsiz.d32 = dwc_read_reg32(&(out_regs->doeptsiz)); -+ -+ /* Zero Length Packet */ -+ deptsiz.b.xfersize = ep->maxpacket; -+ deptsiz.b.pktcnt = 1; -+ -+ if (core_if->dma_enable) { -+ if (/*(core_if->dma_enable)&&*/(ep->dma_addr==DMA_ADDR_INVALID)) { -+ ep->dma_addr=dma_map_single(NULL,(void *)(ep->xfer_buff),(ep->xfer_len),DMA_TO_DEVICE); -+ } -+ if (!core_if->dma_desc_enable) { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(out_regs->doepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ } -+ else { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ } -+ -+ /* EP enable */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ -+ dwc_write_reg32(&out_regs->doepctl, depctl.d32); -+ -+ } -+} -+ -+/** -+ * This function does the setup for a data transfer for EP0 and starts -+ * the transfer. For an IN transfer, the packets will be loaded into -+ * the appropriate Tx FIFO in the ISR. For OUT transfers, the packets are -+ * unloaded from the Rx FIFO in the ISR. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP0 data. -+ */ -+void dwc_otg_ep0_start_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl; -+ deptsiz0_data_t deptsiz; -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ dwc_otg_dma_desc_t* dma_desc; -+ -+ DWC_DEBUGPL(DBG_PCD, "ep%d-%s xfer_len=%d xfer_cnt=%d " -+ "xfer_buff=%p start_xfer_buff=%p, dma_addr=%.8x\n", -+ ep->num, (ep->is_in?"IN":"OUT"), ep->xfer_len, -+ ep->xfer_count, ep->xfer_buff, ep->start_xfer_buff,ep->dma_addr); -+ -+ ep->total_len = ep->xfer_len; -+ -+ /* IN endpoint */ -+ if (ep->is_in == 1) { -+ dwc_otg_dev_in_ep_regs_t *in_regs = -+ core_if->dev_if->in_ep_regs[0]; -+ -+ gnptxsts_data_t gtxstatus; -+ -+ gtxstatus.d32 = -+ dwc_read_reg32(&core_if->core_global_regs->gnptxsts); -+ -+ if(core_if->en_multiple_tx_fifo == 0 && gtxstatus.b.nptxqspcavail == 0) { -+#ifdef DEBUG -+ deptsiz.d32 = dwc_read_reg32(&in_regs->dieptsiz); -+ DWC_DEBUGPL(DBG_PCD,"DIEPCTL0=%0x\n", -+ dwc_read_reg32(&in_regs->diepctl)); -+ DWC_DEBUGPL(DBG_PCD, "DIEPTSIZ0=%0x (sz=%d, pcnt=%d)\n", -+ deptsiz.d32, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ DWC_PRINT("TX Queue or FIFO Full (0x%0x)\n", -+ gtxstatus.d32); -+#endif -+ return; -+ } -+ -+ -+ depctl.d32 = dwc_read_reg32(&in_regs->diepctl); -+ deptsiz.d32 = dwc_read_reg32(&in_regs->dieptsiz); -+ -+ /* Zero Length Packet? */ -+ if (ep->xfer_len == 0) { -+ deptsiz.b.xfersize = 0; -+ deptsiz.b.pktcnt = 1; -+ } -+ else { -+ /* Program the transfer size and packet count -+ * as follows: xfersize = N * maxpacket + -+ * short_packet pktcnt = N + (short_packet -+ * exist ? 1 : 0) -+ */ -+ if (ep->xfer_len > ep->maxpacket) { -+ ep->xfer_len = ep->maxpacket; -+ deptsiz.b.xfersize = ep->maxpacket; -+ } -+ else { -+ deptsiz.b.xfersize = ep->xfer_len; -+ } -+ deptsiz.b.pktcnt = 1; -+ -+ } -+ DWC_DEBUGPL(DBG_PCDV, "IN len=%d xfersize=%d pktcnt=%d [%08x]\n", -+ ep->xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt, deptsiz.d32); -+ /* Write the DMA register */ -+ if (core_if->dma_enable) { -+ if (/*(core_if->dma_enable)&&*/(ep->dma_addr==DMA_ADDR_INVALID)) { -+ ep->dma_addr=dma_map_single(NULL,(void *)(ep->xfer_buff),(ep->xfer_len),DMA_TO_DEVICE); -+ } -+ if(core_if->dma_desc_enable == 0) { -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(in_regs->diepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ else { -+ dma_desc = core_if->dev_if->in_desc_addr; -+ -+ /** DMA Descriptor Setup */ -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 1; -+ dma_desc->status.b.ioc = 1; -+ dma_desc->status.b.sp = (ep->xfer_len == ep->maxpacket) ? 0 : 1; -+ dma_desc->status.b.bytes = ep->xfer_len; -+ dma_desc->buf = ep->dma_addr; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ -+ /** DIEPDMA0 Register write */ -+ -+ VERIFY_PCD_DMA_ADDR(core_if->dev_if->dma_in_desc_addr); -+ dwc_write_reg32(&in_regs->diepdma, core_if->dev_if->dma_in_desc_addr); -+ } -+ } -+ else { -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ } -+ -+ /* EP enable, IN data in FIFO */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ dwc_write_reg32(&in_regs->diepctl, depctl.d32); -+ -+ /** -+ * Enable the Non-Periodic Tx FIFO empty interrupt, the -+ * data will be written into the fifo by the ISR. -+ */ -+ if (!core_if->dma_enable) { -+ if(core_if->en_multiple_tx_fifo == 0) { -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, -+ intr_mask.d32, intr_mask.d32); -+ } -+ else { -+ /* Enable the Tx FIFO Empty Interrupt for this EP */ -+ if(ep->xfer_len > 0) { -+ uint32_t fifoemptymsk = 0; -+ fifoemptymsk |= 1 << ep->num; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk, -+ 0, fifoemptymsk); -+ } -+ } -+ } -+ } -+ else { -+ /* OUT endpoint */ -+ dwc_otg_dev_out_ep_regs_t *out_regs = -+ core_if->dev_if->out_ep_regs[0]; -+ -+ depctl.d32 = dwc_read_reg32(&out_regs->doepctl); -+ deptsiz.d32 = dwc_read_reg32(&out_regs->doeptsiz); -+ -+ /* Program the transfer size and packet count as follows: -+ * xfersize = N * (maxpacket + 4 - (maxpacket % 4)) -+ * pktcnt = N */ -+ /* Zero Length Packet */ -+ deptsiz.b.xfersize = ep->maxpacket; -+ deptsiz.b.pktcnt = 1; -+ -+ DWC_DEBUGPL(DBG_PCDV, "len=%d xfersize=%d pktcnt=%d\n", -+ ep->xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ -+ if (core_if->dma_enable) { -+ if (/*(core_if->dma_enable)&&*/(ep->dma_addr==DMA_ADDR_INVALID)) { -+ ep->dma_addr=dma_map_single(NULL,(void *)(ep->xfer_buff),(ep->xfer_len),DMA_TO_DEVICE); -+ } -+ if(!core_if->dma_desc_enable) { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(out_regs->doepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ else { -+ dma_desc = core_if->dev_if->out_desc_addr; -+ -+ /** DMA Descriptor Setup */ -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 1; -+ dma_desc->status.b.ioc = 1; -+ dma_desc->status.b.bytes = ep->maxpacket; -+ dma_desc->buf = ep->dma_addr; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ -+ /** DOEPDMA0 Register write */ -+ VERIFY_PCD_DMA_ADDR(core_if->dev_if->dma_out_desc_addr); -+ dwc_write_reg32(&out_regs->doepdma, core_if->dev_if->dma_out_desc_addr); -+ } -+ } -+ else { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ } -+ -+ /* EP enable */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ dwc_write_reg32 (&(out_regs->doepctl), depctl.d32); -+ } -+} -+ -+/** -+ * This function continues control IN transfers started by -+ * dwc_otg_ep0_start_transfer, when the transfer does not fit in a -+ * single packet. NOTE: The DIEPCTL0/DOEPCTL0 registers only have one -+ * bit for the packet count. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP0 data. -+ */ -+void dwc_otg_ep0_continue_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl; -+ deptsiz0_data_t deptsiz; -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ dwc_otg_dma_desc_t* dma_desc; -+ -+ if (ep->is_in == 1) { -+ dwc_otg_dev_in_ep_regs_t *in_regs = -+ core_if->dev_if->in_ep_regs[0]; -+ gnptxsts_data_t tx_status = { .d32 = 0 }; -+ -+ tx_status.d32 = dwc_read_reg32(&core_if->core_global_regs->gnptxsts); -+ /** @todo Should there be check for room in the Tx -+ * Status Queue. If not remove the code above this comment. */ -+ -+ depctl.d32 = dwc_read_reg32(&in_regs->diepctl); -+ deptsiz.d32 = dwc_read_reg32(&in_regs->dieptsiz); -+ -+ /* Program the transfer size and packet count -+ * as follows: xfersize = N * maxpacket + -+ * short_packet pktcnt = N + (short_packet -+ * exist ? 1 : 0) -+ */ -+ -+ -+ if(core_if->dma_desc_enable == 0) { -+ deptsiz.b.xfersize = (ep->total_len - ep->xfer_count) > ep->maxpacket ? ep->maxpacket : -+ (ep->total_len - ep->xfer_count); -+ deptsiz.b.pktcnt = 1; -+ if(core_if->dma_enable == 0) { -+ ep->xfer_len += deptsiz.b.xfersize; -+ } else { -+ ep->xfer_len = deptsiz.b.xfersize; -+ } -+ dwc_write_reg32(&in_regs->dieptsiz, deptsiz.d32); -+ } -+ else { -+ ep->xfer_len = (ep->total_len - ep->xfer_count) > ep->maxpacket ? ep->maxpacket : -+ (ep->total_len - ep->xfer_count); -+ -+ dma_desc = core_if->dev_if->in_desc_addr; -+ -+ /** DMA Descriptor Setup */ -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 1; -+ dma_desc->status.b.ioc = 1; -+ dma_desc->status.b.sp = (ep->xfer_len == ep->maxpacket) ? 0 : 1; -+ dma_desc->status.b.bytes = ep->xfer_len; -+ dma_desc->buf = ep->dma_addr; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ -+ -+ /** DIEPDMA0 Register write */ -+ VERIFY_PCD_DMA_ADDR(core_if->dev_if->dma_in_desc_addr); -+ dwc_write_reg32(&in_regs->diepdma, core_if->dev_if->dma_in_desc_addr); -+ } -+ -+ -+ DWC_DEBUGPL(DBG_PCDV, "IN len=%d xfersize=%d pktcnt=%d [%08x]\n", -+ ep->xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt, deptsiz.d32); -+ -+ /* Write the DMA register */ -+ if (core_if->hwcfg2.b.architecture == DWC_INT_DMA_ARCH) { -+ if(core_if->dma_desc_enable == 0){ -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(in_regs->diepdma), (uint32_t)ep->dma_addr); -+ } -+ } -+ -+ /* EP enable, IN data in FIFO */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ dwc_write_reg32(&in_regs->diepctl, depctl.d32); -+ -+ /** -+ * Enable the Non-Periodic Tx FIFO empty interrupt, the -+ * data will be written into the fifo by the ISR. -+ */ -+ if (!core_if->dma_enable) { -+ if(core_if->en_multiple_tx_fifo == 0) { -+ /* First clear it from GINTSTS */ -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, -+ intr_mask.d32, intr_mask.d32); -+ -+ } -+ else { -+ /* Enable the Tx FIFO Empty Interrupt for this EP */ -+ if(ep->xfer_len > 0) { -+ uint32_t fifoemptymsk = 0; -+ fifoemptymsk |= 1 << ep->num; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk, -+ 0, fifoemptymsk); -+ } -+ } -+ } -+ } -+ else { -+ dwc_otg_dev_out_ep_regs_t *out_regs = -+ core_if->dev_if->out_ep_regs[0]; -+ -+ -+ depctl.d32 = dwc_read_reg32(&out_regs->doepctl); -+ deptsiz.d32 = dwc_read_reg32(&out_regs->doeptsiz); -+ -+ /* Program the transfer size and packet count -+ * as follows: xfersize = N * maxpacket + -+ * short_packet pktcnt = N + (short_packet -+ * exist ? 1 : 0) -+ */ -+ deptsiz.b.xfersize = ep->maxpacket; -+ deptsiz.b.pktcnt = 1; -+ -+ -+ if(core_if->dma_desc_enable == 0) { -+ dwc_write_reg32(&out_regs->doeptsiz, deptsiz.d32); -+ } -+ else { -+ dma_desc = core_if->dev_if->out_desc_addr; -+ -+ /** DMA Descriptor Setup */ -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 1; -+ dma_desc->status.b.ioc = 1; -+ dma_desc->status.b.bytes = ep->maxpacket; -+ dma_desc->buf = ep->dma_addr; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ -+ /** DOEPDMA0 Register write */ -+ VERIFY_PCD_DMA_ADDR(core_if->dev_if->dma_out_desc_addr); -+ dwc_write_reg32(&out_regs->doepdma, core_if->dev_if->dma_out_desc_addr); -+ } -+ -+ -+ DWC_DEBUGPL(DBG_PCDV, "IN len=%d xfersize=%d pktcnt=%d [%08x]\n", -+ ep->xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt, deptsiz.d32); -+ -+ /* Write the DMA register */ -+ if (core_if->hwcfg2.b.architecture == DWC_INT_DMA_ARCH) { -+ if(core_if->dma_desc_enable == 0){ -+ -+ VERIFY_PCD_DMA_ADDR(ep->dma_addr); -+ dwc_write_reg32 (&(out_regs->doepdma), (uint32_t)ep->dma_addr); -+ } -+ } -+ -+ /* EP enable, IN data in FIFO */ -+ depctl.b.cnak = 1; -+ depctl.b.epena = 1; -+ dwc_write_reg32(&out_regs->doepctl, depctl.d32); -+ -+ } -+} -+ -+#ifdef DEBUG -+void dump_msg(const u8 *buf, unsigned int length) -+{ -+ unsigned int start, num, i; -+ char line[52], *p; -+ -+ if (length >= 512) -+ return; -+ start = 0; -+ while (length > 0) { -+ num = min(length, 16u); -+ p = line; -+ for (i = 0; i < num; ++i) -+ { -+ if (i == 8) -+ *p++ = ' '; -+ sprintf(p, " %02x", buf[i]); -+ p += 3; -+ } -+ *p = 0; -+ DWC_PRINT("%6x: %s\n", start, line); -+ buf += num; -+ start += num; -+ length -= num; -+ } -+} -+#else -+static inline void dump_msg(const u8 *buf, unsigned int length) -+{ -+} -+#endif -+ -+/** -+ * This function writes a packet into the Tx FIFO associated with the -+ * EP. For non-periodic EPs the non-periodic Tx FIFO is written. For -+ * periodic EPs the periodic Tx FIFO associated with the EP is written -+ * with all packets for the next micro-frame. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to write packet for. -+ * @param dma Indicates if DMA is being used. -+ */ -+void dwc_otg_ep_write_packet(dwc_otg_core_if_t *core_if, dwc_ep_t *ep, int dma) -+{ -+ /** -+ * The buffer is padded to DWORD on a per packet basis in -+ * slave/dma mode if the MPS is not DWORD aligned. The last -+ * packet, if short, is also padded to a multiple of DWORD. -+ * -+ * ep->xfer_buff always starts DWORD aligned in memory and is a -+ * multiple of DWORD in length -+ * -+ * ep->xfer_len can be any number of bytes -+ * -+ * ep->xfer_count is a multiple of ep->maxpacket until the last -+ * packet -+ * -+ * FIFO access is DWORD */ -+ -+ uint32_t i; -+ uint32_t byte_count; -+ uint32_t dword_count; -+ uint32_t *fifo; -+ uint32_t *data_buff = (uint32_t *)ep->xfer_buff; -+ -+ DWC_DEBUGPL((DBG_PCDV | DBG_CILV), "%s(%p,%p)\n", __func__, core_if, ep); -+ if (ep->xfer_count >= ep->xfer_len) { -+ DWC_WARN("%s() No data for EP%d!!!\n", __func__, ep->num); -+ return; -+ } -+ -+ /* Find the byte length of the packet either short packet or MPS */ -+ if ((ep->xfer_len - ep->xfer_count) < ep->maxpacket) { -+ byte_count = ep->xfer_len - ep->xfer_count; -+ } -+ else { -+ byte_count = ep->maxpacket; -+ } -+ -+ /* Find the DWORD length, padded by extra bytes as neccessary if MPS -+ * is not a multiple of DWORD */ -+ dword_count = (byte_count + 3) / 4; -+ -+#ifdef VERBOSE -+ dump_msg(ep->xfer_buff, byte_count); -+#endif -+ -+ /**@todo NGS Where are the Periodic Tx FIFO addresses -+ * intialized? What should this be? */ -+ -+ fifo = core_if->data_fifo[ep->num]; -+ -+ -+ DWC_DEBUGPL((DBG_PCDV|DBG_CILV), "fifo=%p buff=%p *p=%08x bc=%d\n", fifo, data_buff, *data_buff, byte_count); -+ -+ if (!dma) { -+ for (i=0; i<dword_count; i++, data_buff++) { -+ dwc_write_reg32(fifo, *data_buff); -+ } -+ } -+ -+ ep->xfer_count += byte_count; -+ ep->xfer_buff += byte_count; -+ ep->dma_addr += byte_count; -+} -+ -+/** -+ * Set the EP STALL. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to set the stall on. -+ */ -+void dwc_otg_ep_set_stall(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl; -+ volatile uint32_t *depctl_addr; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s ep%d-%s1\n", __func__, ep->num, -+ (ep->is_in?"IN":"OUT")); -+ -+ DWC_PRINT("%s ep%d-%s\n", __func__, ep->num, -+ (ep->is_in?"in":"out")); -+ -+ if (ep->is_in == 1) { -+ depctl_addr = &(core_if->dev_if->in_ep_regs[ep->num]->diepctl); -+ depctl.d32 = dwc_read_reg32(depctl_addr); -+ -+ /* set the disable and stall bits */ -+#if 0 -+//epdis is set here but not cleared at latter dwc_otg_ep_clear_stall, -+//which cause the testusb item 13 failed(Host:pc, device: otg device) -+ if (depctl.b.epena) { -+ depctl.b.epdis = 1; -+ } -+#endif -+ depctl.b.stall = 1; -+ dwc_write_reg32(depctl_addr, depctl.d32); -+ } -+ else { -+ depctl_addr = &(core_if->dev_if->out_ep_regs[ep->num]->doepctl); -+ depctl.d32 = dwc_read_reg32(depctl_addr); -+ -+ /* set the stall bit */ -+ depctl.b.stall = 1; -+ dwc_write_reg32(depctl_addr, depctl.d32); -+ } -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s: DEPCTL(%.8x)=%0x\n",__func__,(u32)depctl_addr,dwc_read_reg32(depctl_addr)); -+ -+ return; -+} -+ -+/** -+ * Clear the EP STALL. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to clear stall from. -+ */ -+void dwc_otg_ep_clear_stall(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl; -+ volatile uint32_t *depctl_addr; -+ -+ DWC_DEBUGPL(DBG_PCD, "%s ep%d-%s\n", __func__, ep->num, -+ (ep->is_in?"IN":"OUT")); -+ -+ if (ep->is_in == 1) { -+ depctl_addr = &(core_if->dev_if->in_ep_regs[ep->num]->diepctl); -+ } -+ else { -+ depctl_addr = &(core_if->dev_if->out_ep_regs[ep->num]->doepctl); -+ } -+ -+ depctl.d32 = dwc_read_reg32(depctl_addr); -+ -+ /* clear the stall bits */ -+ depctl.b.stall = 0; -+ -+ /* -+ * USB Spec 9.4.5: For endpoints using data toggle, regardless -+ * of whether an endpoint has the Halt feature set, a -+ * ClearFeature(ENDPOINT_HALT) request always results in the -+ * data toggle being reinitialized to DATA0. -+ */ -+ if (ep->type == DWC_OTG_EP_TYPE_INTR || -+ ep->type == DWC_OTG_EP_TYPE_BULK) { -+ depctl.b.setd0pid = 1; /* DATA0 */ -+ } -+ -+ dwc_write_reg32(depctl_addr, depctl.d32); -+ DWC_DEBUGPL(DBG_PCD,"DEPCTL=%0x\n",dwc_read_reg32(depctl_addr)); -+ return; -+} -+ -+/** -+ * This function reads a packet from the Rx FIFO into the destination -+ * buffer. To read SETUP data use dwc_otg_read_setup_packet. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param dest Destination buffer for the packet. -+ * @param bytes Number of bytes to copy to the destination. -+ */ -+void dwc_otg_read_packet(dwc_otg_core_if_t *core_if, -+ uint8_t *dest, -+ uint16_t bytes) -+{ -+ int i; -+ int word_count = (bytes + 3) / 4; -+ -+ volatile uint32_t *fifo = core_if->data_fifo[0]; -+ uint32_t *data_buff = (uint32_t *)dest; -+ -+ /** -+ * @todo Account for the case where _dest is not dword aligned. This -+ * requires reading data from the FIFO into a uint32_t temp buffer, -+ * then moving it into the data buffer. -+ */ -+ -+ DWC_DEBUGPL((DBG_PCDV | DBG_CILV), "%s(%p,%p,%d)\n", __func__, -+ core_if, dest, bytes); -+ -+ for (i=0; i<word_count; i++, data_buff++) -+ { -+ *data_buff = dwc_read_reg32(fifo); -+ } -+ -+ return; -+} -+ -+ -+ -+/** -+ * This functions reads the device registers and prints them -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_dump_dev_registers(dwc_otg_core_if_t *core_if) -+{ -+ int i; -+ volatile uint32_t *addr; -+ -+ DWC_PRINT("Device Global Registers\n"); -+ addr=&core_if->dev_if->dev_global_regs->dcfg; -+ DWC_PRINT("DCFG @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->dctl; -+ DWC_PRINT("DCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->dsts; -+ DWC_PRINT("DSTS @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->diepmsk; -+ DWC_PRINT("DIEPMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->doepmsk; -+ DWC_PRINT("DOEPMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->daint; -+ DWC_PRINT("DAINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->daintmsk; -+ DWC_PRINT("DAINTMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->dtknqr1; -+ DWC_PRINT("DTKNQR1 @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ if (core_if->hwcfg2.b.dev_token_q_depth > 6) { -+ addr=&core_if->dev_if->dev_global_regs->dtknqr2; -+ DWC_PRINT("DTKNQR2 @0x%08X : 0x%08X\n", -+ (uint32_t)addr,dwc_read_reg32(addr)); -+ } -+ -+ addr=&core_if->dev_if->dev_global_regs->dvbusdis; -+ DWC_PRINT("DVBUSID @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ -+ addr=&core_if->dev_if->dev_global_regs->dvbuspulse; -+ DWC_PRINT("DVBUSPULSE @0x%08X : 0x%08X\n", -+ (uint32_t)addr,dwc_read_reg32(addr)); -+ -+ if (core_if->hwcfg2.b.dev_token_q_depth > 14) { -+ addr=&core_if->dev_if->dev_global_regs->dtknqr3_dthrctl; -+ DWC_PRINT("DTKNQR3_DTHRCTL @0x%08X : 0x%08X\n", -+ (uint32_t)addr, dwc_read_reg32(addr)); -+ } -+/* -+ if (core_if->hwcfg2.b.dev_token_q_depth > 22) { -+ addr=&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk; -+ DWC_PRINT("DTKNQR4 @0x%08X : 0x%08X\n", -+ (uint32_t)addr, dwc_read_reg32(addr)); -+ } -+*/ -+ addr=&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk; -+ DWC_PRINT("FIFOEMPMSK @0x%08X : 0x%08X\n", (uint32_t)addr, dwc_read_reg32(addr)); -+ -+ addr=&core_if->dev_if->dev_global_regs->deachint; -+ DWC_PRINT("DEACHINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->dev_global_regs->deachintmsk; -+ DWC_PRINT("DEACHINTMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ -+ for (i=0; i<= core_if->dev_if->num_in_eps; i++) { -+ addr=&core_if->dev_if->dev_global_regs->diepeachintmsk[i]; -+ DWC_PRINT("DIEPEACHINTMSK[%d] @0x%08X : 0x%08X\n", i, (uint32_t)addr, dwc_read_reg32(addr)); -+ } -+ -+ -+ for (i=0; i<= core_if->dev_if->num_out_eps; i++) { -+ addr=&core_if->dev_if->dev_global_regs->doepeachintmsk[i]; -+ DWC_PRINT("DOEPEACHINTMSK[%d] @0x%08X : 0x%08X\n", i, (uint32_t)addr, dwc_read_reg32(addr)); -+ } -+ -+ for (i=0; i<= core_if->dev_if->num_in_eps; i++) { -+ DWC_PRINT("Device IN EP %d Registers\n", i); -+ addr=&core_if->dev_if->in_ep_regs[i]->diepctl; -+ DWC_PRINT("DIEPCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->in_ep_regs[i]->diepint; -+ DWC_PRINT("DIEPINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->in_ep_regs[i]->dieptsiz; -+ DWC_PRINT("DIETSIZ @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->in_ep_regs[i]->diepdma; -+ DWC_PRINT("DIEPDMA @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->in_ep_regs[i]->dtxfsts; -+ DWC_PRINT("DTXFSTS @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ //reading depdmab in non desc dma mode would halt the ahb bus... -+ if(core_if->dma_desc_enable){ -+ addr=&core_if->dev_if->in_ep_regs[i]->diepdmab; -+ DWC_PRINT("DIEPDMAB @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ } -+ } -+ -+ -+ for (i=0; i<= core_if->dev_if->num_out_eps; i++) { -+ DWC_PRINT("Device OUT EP %d Registers\n", i); -+ addr=&core_if->dev_if->out_ep_regs[i]->doepctl; -+ DWC_PRINT("DOEPCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->out_ep_regs[i]->doepfn; -+ DWC_PRINT("DOEPFN @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->out_ep_regs[i]->doepint; -+ DWC_PRINT("DOEPINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->out_ep_regs[i]->doeptsiz; -+ DWC_PRINT("DOETSIZ @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->dev_if->out_ep_regs[i]->doepdma; -+ DWC_PRINT("DOEPDMA @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ -+ //reading depdmab in non desc dma mode would halt the ahb bus... -+ if(core_if->dma_desc_enable){ -+ addr=&core_if->dev_if->out_ep_regs[i]->doepdmab; -+ DWC_PRINT("DOEPDMAB @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ } -+ -+ } -+ -+ -+ -+ return; -+} -+ -+/** -+ * This functions reads the SPRAM and prints its content -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_dump_spram(dwc_otg_core_if_t *core_if) -+{ -+ volatile uint8_t *addr, *start_addr, *end_addr; -+ -+ DWC_PRINT("SPRAM Data:\n"); -+ start_addr = (void*)core_if->core_global_regs; -+ DWC_PRINT("Base Address: 0x%8X\n", (uint32_t)start_addr); -+ start_addr += 0x00028000; -+ end_addr=(void*)core_if->core_global_regs; -+ end_addr += 0x000280e0; -+ -+ for(addr = start_addr; addr < end_addr; addr+=16) -+ { -+ DWC_PRINT("0x%8X:\t%2X %2X %2X %2X %2X %2X %2X %2X %2X %2X %2X %2X %2X %2X %2X %2X\n", (uint32_t)addr, -+ addr[0], -+ addr[1], -+ addr[2], -+ addr[3], -+ addr[4], -+ addr[5], -+ addr[6], -+ addr[7], -+ addr[8], -+ addr[9], -+ addr[10], -+ addr[11], -+ addr[12], -+ addr[13], -+ addr[14], -+ addr[15] -+ ); -+ } -+ -+ return; -+} -+/** -+ * This function reads the host registers and prints them -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_dump_host_registers(dwc_otg_core_if_t *core_if) -+{ -+ int i; -+ volatile uint32_t *addr; -+ -+ DWC_PRINT("Host Global Registers\n"); -+ addr=&core_if->host_if->host_global_regs->hcfg; -+ DWC_PRINT("HCFG @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->host_global_regs->hfir; -+ DWC_PRINT("HFIR @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->host_global_regs->hfnum; -+ DWC_PRINT("HFNUM @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->host_global_regs->hptxsts; -+ DWC_PRINT("HPTXSTS @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->host_global_regs->haint; -+ DWC_PRINT("HAINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->host_global_regs->haintmsk; -+ DWC_PRINT("HAINTMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=core_if->host_if->hprt0; -+ DWC_PRINT("HPRT0 @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ -+ for (i=0; i<core_if->core_params->host_channels; i++) -+ { -+ DWC_PRINT("Host Channel %d Specific Registers\n", i); -+ addr=&core_if->host_if->hc_regs[i]->hcchar; -+ DWC_PRINT("HCCHAR @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->hc_regs[i]->hcsplt; -+ DWC_PRINT("HCSPLT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->hc_regs[i]->hcint; -+ DWC_PRINT("HCINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->hc_regs[i]->hcintmsk; -+ DWC_PRINT("HCINTMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->hc_regs[i]->hctsiz; -+ DWC_PRINT("HCTSIZ @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->host_if->hc_regs[i]->hcdma; -+ DWC_PRINT("HCDMA @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ } -+ return; -+} -+ -+/** -+ * This function reads the core global registers and prints them -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_dump_global_registers(dwc_otg_core_if_t *core_if) -+{ -+ int i,size; -+ char* str; -+ volatile uint32_t *addr; -+ -+ DWC_PRINT("Core Global Registers\n"); -+ addr=&core_if->core_global_regs->gotgctl; -+ DWC_PRINT("GOTGCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gotgint; -+ DWC_PRINT("GOTGINT @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gahbcfg; -+ DWC_PRINT("GAHBCFG @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gusbcfg; -+ DWC_PRINT("GUSBCFG @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->grstctl; -+ DWC_PRINT("GRSTCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gintsts; -+ DWC_PRINT("GINTSTS @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gintmsk; -+ DWC_PRINT("GINTMSK @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->grxstsr; -+ DWC_PRINT("GRXSTSR @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ //addr=&core_if->core_global_regs->grxstsp; -+ //DWC_PRINT("GRXSTSP @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->grxfsiz; -+ DWC_PRINT("GRXFSIZ @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gnptxfsiz; -+ DWC_PRINT("GNPTXFSIZ @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gnptxsts; -+ DWC_PRINT("GNPTXSTS @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gi2cctl; -+ DWC_PRINT("GI2CCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gpvndctl; -+ DWC_PRINT("GPVNDCTL @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->ggpio; -+ DWC_PRINT("GGPIO @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->guid; -+ DWC_PRINT("GUID @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->gsnpsid; -+ DWC_PRINT("GSNPSID @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->ghwcfg1; -+ DWC_PRINT("GHWCFG1 @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->ghwcfg2; -+ DWC_PRINT("GHWCFG2 @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->ghwcfg3; -+ DWC_PRINT("GHWCFG3 @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->ghwcfg4; -+ DWC_PRINT("GHWCFG4 @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ addr=&core_if->core_global_regs->hptxfsiz; -+ DWC_PRINT("HPTXFSIZ @0x%08X : 0x%08X\n",(uint32_t)addr,dwc_read_reg32(addr)); -+ -+ size=(core_if->hwcfg4.b.ded_fifo_en)? -+ core_if->hwcfg4.b.num_in_eps:core_if->hwcfg4.b.num_dev_perio_in_ep; -+ str=(core_if->hwcfg4.b.ded_fifo_en)?"DIEPTXF":"DPTXFSIZ"; -+ for (i=0; i<size; i++) -+ { -+ addr=&core_if->core_global_regs->dptxfsiz_dieptxf[i]; -+ DWC_PRINT("%s[%d] @0x%08X : 0x%08X\n",str,i,(uint32_t)addr,dwc_read_reg32(addr)); -+ } -+} -+ -+/** -+ * Flush a Tx FIFO. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param num Tx FIFO to flush. -+ */ -+void dwc_otg_flush_tx_fifo(dwc_otg_core_if_t *core_if, -+ const int num) -+{ -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+ volatile grstctl_t greset = { .d32 = 0}; -+ int count = 0; -+ -+ DWC_DEBUGPL((DBG_CIL|DBG_PCDV), "Flush Tx FIFO %d\n", num); -+ -+ greset.b.txfflsh = 1; -+ greset.b.txfnum = num; -+ dwc_write_reg32(&global_regs->grstctl, greset.d32); -+ -+ do { -+ greset.d32 = dwc_read_reg32(&global_regs->grstctl); -+ if (++count > 10000) { -+ DWC_WARN("%s() HANG! GRSTCTL=%0x GNPTXSTS=0x%08x\n", -+ __func__, greset.d32, -+ dwc_read_reg32(&global_regs->gnptxsts)); -+ break; -+ } -+ } -+ while (greset.b.txfflsh == 1); -+ -+ /* Wait for 3 PHY Clocks*/ -+ UDELAY(1); -+} -+ -+/** -+ * Flush Rx FIFO. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+void dwc_otg_flush_rx_fifo(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+ volatile grstctl_t greset = { .d32 = 0}; -+ int count = 0; -+ -+ DWC_DEBUGPL((DBG_CIL|DBG_PCDV), "%s\n", __func__); -+ /* -+ * -+ */ -+ greset.b.rxfflsh = 1; -+ dwc_write_reg32(&global_regs->grstctl, greset.d32); -+ -+ do { -+ greset.d32 = dwc_read_reg32(&global_regs->grstctl); -+ if (++count > 10000) { -+ DWC_WARN("%s() HANG! GRSTCTL=%0x\n", __func__, -+ greset.d32); -+ break; -+ } -+ } -+ while (greset.b.rxfflsh == 1); -+ -+ /* Wait for 3 PHY Clocks*/ -+ UDELAY(1); -+} -+ -+/** -+ * Do core a soft reset of the core. Be careful with this because it -+ * resets all the internal state machines of the core. -+ */ -+void dwc_otg_core_reset(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+ volatile grstctl_t greset = { .d32 = 0}; -+ int count = 0; -+ -+ DWC_DEBUGPL(DBG_CILV, "%s\n", __func__); -+ /* Wait for AHB master IDLE state. */ -+ do { -+ UDELAY(10); -+ greset.d32 = dwc_read_reg32(&global_regs->grstctl); -+ if (++count > 100000) { -+ DWC_WARN("%s() HANG! AHB Idle GRSTCTL=%0x\n", __func__, -+ greset.d32); -+ return; -+ } -+ } -+ while (greset.b.ahbidle == 0); -+ -+ /* Core Soft Reset */ -+ count = 0; -+ greset.b.csftrst = 1; -+ dwc_write_reg32(&global_regs->grstctl, greset.d32); -+ do { -+ greset.d32 = dwc_read_reg32(&global_regs->grstctl); -+ if (++count > 10000) { -+ DWC_WARN("%s() HANG! Soft Reset GRSTCTL=%0x\n", __func__, -+ greset.d32); -+ break; -+ } -+ } -+ while (greset.b.csftrst == 1); -+ -+ /* Wait for 3 PHY Clocks*/ -+ MDELAY(100); -+ -+ DWC_DEBUGPL(DBG_CILV, "GINTSTS=%.8x\n", dwc_read_reg32(&global_regs->gintsts)); -+ DWC_DEBUGPL(DBG_CILV, "GINTSTS=%.8x\n", dwc_read_reg32(&global_regs->gintsts)); -+ DWC_DEBUGPL(DBG_CILV, "GINTSTS=%.8x\n", dwc_read_reg32(&global_regs->gintsts)); -+ -+} -+ -+ -+ -+/** -+ * Register HCD callbacks. The callbacks are used to start and stop -+ * the HCD for interrupt processing. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param cb the HCD callback structure. -+ * @param p pointer to be passed to callback function (usb_hcd*). -+ */ -+void dwc_otg_cil_register_hcd_callbacks(dwc_otg_core_if_t *core_if, -+ dwc_otg_cil_callbacks_t *cb, -+ void *p) -+{ -+ core_if->hcd_cb = cb; -+ cb->p = p; -+} -+ -+/** -+ * Register PCD callbacks. The callbacks are used to start and stop -+ * the PCD for interrupt processing. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param cb the PCD callback structure. -+ * @param p pointer to be passed to callback function (pcd*). -+ */ -+void dwc_otg_cil_register_pcd_callbacks(dwc_otg_core_if_t *core_if, -+ dwc_otg_cil_callbacks_t *cb, -+ void *p) -+{ -+ core_if->pcd_cb = cb; -+ cb->p = p; -+} -+ -+#ifdef DWC_EN_ISOC -+ -+/** -+ * This function writes isoc data per 1 (micro)frame into tx fifo -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ * -+ */ -+void write_isoc_frame_data(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ dwc_otg_dev_in_ep_regs_t *ep_regs; -+ dtxfsts_data_t txstatus = {.d32 = 0}; -+ uint32_t len = 0; -+ uint32_t dwords; -+ -+ ep->xfer_len = ep->data_per_frame; -+ ep->xfer_count = 0; -+ -+ ep_regs = core_if->dev_if->in_ep_regs[ep->num]; -+ -+ len = ep->xfer_len - ep->xfer_count; -+ -+ if (len > ep->maxpacket) { -+ len = ep->maxpacket; -+ } -+ -+ dwords = (len + 3)/4; -+ -+ /* While there is space in the queue and space in the FIFO and -+ * More data to tranfer, Write packets to the Tx FIFO */ -+ txstatus.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dtxfsts); -+ DWC_DEBUGPL(DBG_PCDV, "b4 dtxfsts[%d]=0x%08x\n",ep->num,txstatus.d32); -+ -+ while (txstatus.b.txfspcavail > dwords && -+ ep->xfer_count < ep->xfer_len && -+ ep->xfer_len != 0) { -+ /* Write the FIFO */ -+ dwc_otg_ep_write_packet(core_if, ep, 0); -+ -+ len = ep->xfer_len - ep->xfer_count; -+ if (len > ep->maxpacket) { -+ len = ep->maxpacket; -+ } -+ -+ dwords = (len + 3)/4; -+ txstatus.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dtxfsts); -+ DWC_DEBUGPL(DBG_PCDV,"dtxfsts[%d]=0x%08x\n", ep->num, txstatus.d32); -+ } -+} -+ -+ -+/** -+ * This function initializes a descriptor chain for Isochronous transfer -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ * -+ */ -+void dwc_otg_iso_ep_start_frm_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ deptsiz_data_t deptsiz = { .d32 = 0 }; -+ depctl_data_t depctl = { .d32 = 0 }; -+ dsts_data_t dsts = { .d32 = 0 }; -+ volatile uint32_t *addr; -+ -+ if(ep->is_in) { -+ addr = &core_if->dev_if->in_ep_regs[ep->num]->diepctl; -+ } else { -+ addr = &core_if->dev_if->out_ep_regs[ep->num]->doepctl; -+ } -+ -+ ep->xfer_len = ep->data_per_frame; -+ ep->xfer_count = 0; -+ ep->xfer_buff = ep->cur_pkt_addr; -+ ep->dma_addr = ep->cur_pkt_dma_addr; -+ -+ if(ep->is_in) { -+ /* Program the transfer size and packet count -+ * as follows: xfersize = N * maxpacket + -+ * short_packet pktcnt = N + (short_packet -+ * exist ? 1 : 0) -+ */ -+ deptsiz.b.xfersize = ep->xfer_len; -+ deptsiz.b.pktcnt = -+ (ep->xfer_len - 1 + ep->maxpacket) / -+ ep->maxpacket; -+ deptsiz.b.mc = deptsiz.b.pktcnt; -+ dwc_write_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dieptsiz, deptsiz.d32); -+ -+ /* Write the DMA register */ -+ if (core_if->dma_enable) { -+ dwc_write_reg32 (&(core_if->dev_if->in_ep_regs[ep->num]->diepdma), (uint32_t)ep->dma_addr); -+ } -+ } else { -+ deptsiz.b.pktcnt = -+ (ep->xfer_len + (ep->maxpacket - 1)) / -+ ep->maxpacket; -+ deptsiz.b.xfersize = deptsiz.b.pktcnt * ep->maxpacket; -+ -+ dwc_write_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doeptsiz, deptsiz.d32); -+ -+ if (core_if->dma_enable) { -+ dwc_write_reg32 (&(core_if->dev_if->out_ep_regs[ep->num]->doepdma), -+ (uint32_t)ep->dma_addr); -+ } -+ } -+ -+ -+ /** Enable endpoint, clear nak */ -+ -+ depctl.d32 = 0; -+ if(ep->bInterval == 1) { -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ ep->next_frame = dsts.b.soffn + ep->bInterval; -+ -+ if(ep->next_frame & 0x1) { -+ depctl.b.setd1pid = 1; -+ } else { -+ depctl.b.setd0pid = 1; -+ } -+ } else { -+ ep->next_frame += ep->bInterval; -+ -+ if(ep->next_frame & 0x1) { -+ depctl.b.setd1pid = 1; -+ } else { -+ depctl.b.setd0pid = 1; -+ } -+ } -+ depctl.b.epena = 1; -+ depctl.b.cnak = 1; -+ -+ dwc_modify_reg32(addr, 0, depctl.d32); -+ depctl.d32 = dwc_read_reg32(addr); -+ -+ if(ep->is_in && core_if->dma_enable == 0) { -+ write_isoc_frame_data(core_if, ep); -+ } -+ -+} -+ -+#endif //DWC_EN_ISOC ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_cil.h -@@ -0,0 +1,1119 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_cil.h $ -+ * $Revision: #91 $ -+ * $Date: 2008/09/19 $ -+ * $Change: 1099526 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+#if !defined(__DWC_CIL_H__) -+#define __DWC_CIL_H__ -+ -+#include <linux/workqueue.h> -+#include <linux/version.h> -+#include <asm/param.h> -+//#include <asm/arch/regs-irq.h> -+ -+#include "dwc_otg_plat.h" -+#include "dwc_otg_regs.h" -+#ifdef DEBUG -+#include "linux/timer.h" -+#endif -+ -+/** -+ * @file -+ * This file contains the interface to the Core Interface Layer. -+ */ -+ -+ -+/** Macros defined for DWC OTG HW Release verison */ -+#define OTG_CORE_REV_2_00 0x4F542000 -+#define OTG_CORE_REV_2_60a 0x4F54260A -+#define OTG_CORE_REV_2_71a 0x4F54271A -+#define OTG_CORE_REV_2_72a 0x4F54272A -+ -+/** -+*/ -+typedef struct iso_pkt_info -+{ -+ uint32_t offset; -+ uint32_t length; -+ int32_t status; -+} iso_pkt_info_t; -+/** -+ * The <code>dwc_ep</code> structure represents the state of a single -+ * endpoint when acting in device mode. It contains the data items -+ * needed for an endpoint to be activated and transfer packets. -+ */ -+typedef struct dwc_ep -+{ -+ /** EP number used for register address lookup */ -+ uint8_t num; -+ /** EP direction 0 = OUT */ -+ unsigned is_in : 1; -+ /** EP active. */ -+ unsigned active : 1; -+ -+ /** Periodic Tx FIFO # for IN EPs For INTR EP set to 0 to use non-periodic Tx FIFO -+ If dedicated Tx FIFOs are enabled for all IN Eps - Tx FIFO # FOR IN EPs*/ -+ unsigned tx_fifo_num : 4; -+ /** EP type: 0 - Control, 1 - ISOC, 2 - BULK, 3 - INTR */ -+ unsigned type : 2; -+#define DWC_OTG_EP_TYPE_CONTROL 0 -+#define DWC_OTG_EP_TYPE_ISOC 1 -+#define DWC_OTG_EP_TYPE_BULK 2 -+#define DWC_OTG_EP_TYPE_INTR 3 -+ -+ /** DATA start PID for INTR and BULK EP */ -+ unsigned data_pid_start : 1; -+ /** Frame (even/odd) for ISOC EP */ -+ unsigned even_odd_frame : 1; -+ /** Max Packet bytes */ -+ unsigned maxpacket : 11; -+ -+ /** Max Transfer size */ -+ unsigned maxxfer : 16; -+ -+ /** @name Transfer state */ -+ /** @{ */ -+ -+ /** -+ * Pointer to the beginning of the transfer buffer -- do not modify -+ * during transfer. -+ */ -+ -+ uint32_t dma_addr; -+ -+ uint32_t dma_desc_addr; -+ dwc_otg_dma_desc_t* desc_addr; -+ -+ -+ uint8_t *start_xfer_buff; -+ /** pointer to the transfer buffer */ -+ uint8_t *xfer_buff; -+ /** Number of bytes to transfer */ -+ unsigned xfer_len : 19; -+ /** Number of bytes transferred. */ -+ unsigned xfer_count : 19; -+ /** Sent ZLP */ -+ unsigned sent_zlp : 1; -+ /** Total len for control transfer */ -+ unsigned total_len : 19; -+ -+ /** stall clear flag */ -+ unsigned stall_clear_flag : 1; -+ -+ /** Allocated DMA Desc count */ -+ uint32_t desc_cnt; -+ -+ uint32_t aligned_dma_addr; -+ uint32_t aligned_buf_size; -+ uint8_t *aligned_buf; -+ -+ -+#ifdef DWC_EN_ISOC -+ /** -+ * Variables specific for ISOC EPs -+ * -+ */ -+ /** DMA addresses of ISOC buffers */ -+ uint32_t dma_addr0; -+ uint32_t dma_addr1; -+ -+ uint32_t iso_dma_desc_addr; -+ dwc_otg_dma_desc_t* iso_desc_addr; -+ -+ /** pointer to the transfer buffers */ -+ uint8_t *xfer_buff0; -+ uint8_t *xfer_buff1; -+ -+ /** number of ISOC Buffer is processing */ -+ uint32_t proc_buf_num; -+ /** Interval of ISOC Buffer processing */ -+ uint32_t buf_proc_intrvl; -+ /** Data size for regular frame */ -+ uint32_t data_per_frame; -+ -+ /* todo - pattern data support is to be implemented in the future */ -+ /** Data size for pattern frame */ -+ uint32_t data_pattern_frame; -+ /** Frame number of pattern data */ -+ uint32_t sync_frame; -+ -+ /** bInterval */ -+ uint32_t bInterval; -+ /** ISO Packet number per frame */ -+ uint32_t pkt_per_frm; -+ /** Next frame num for which will be setup DMA Desc */ -+ uint32_t next_frame; -+ /** Number of packets per buffer processing */ -+ uint32_t pkt_cnt; -+ /** Info for all isoc packets */ -+ iso_pkt_info_t *pkt_info; -+ /** current pkt number */ -+ uint32_t cur_pkt; -+ /** current pkt number */ -+ uint8_t *cur_pkt_addr; -+ /** current pkt number */ -+ uint32_t cur_pkt_dma_addr; -+#endif //DWC_EN_ISOC -+/** @} */ -+} dwc_ep_t; -+ -+/* -+ * Reasons for halting a host channel. -+ */ -+typedef enum dwc_otg_halt_status -+{ -+ DWC_OTG_HC_XFER_NO_HALT_STATUS, -+ DWC_OTG_HC_XFER_COMPLETE, -+ DWC_OTG_HC_XFER_URB_COMPLETE, -+ DWC_OTG_HC_XFER_ACK, -+ DWC_OTG_HC_XFER_NAK, -+ DWC_OTG_HC_XFER_NYET, -+ DWC_OTG_HC_XFER_STALL, -+ DWC_OTG_HC_XFER_XACT_ERR, -+ DWC_OTG_HC_XFER_FRAME_OVERRUN, -+ DWC_OTG_HC_XFER_BABBLE_ERR, -+ DWC_OTG_HC_XFER_DATA_TOGGLE_ERR, -+ DWC_OTG_HC_XFER_AHB_ERR, -+ DWC_OTG_HC_XFER_PERIODIC_INCOMPLETE, -+ DWC_OTG_HC_XFER_URB_DEQUEUE -+} dwc_otg_halt_status_e; -+ -+/** -+ * Host channel descriptor. This structure represents the state of a single -+ * host channel when acting in host mode. It contains the data items needed to -+ * transfer packets to an endpoint via a host channel. -+ */ -+typedef struct dwc_hc -+{ -+ /** Host channel number used for register address lookup */ -+ uint8_t hc_num; -+ -+ /** Device to access */ -+ unsigned dev_addr : 7; -+ -+ /** EP to access */ -+ unsigned ep_num : 4; -+ -+ /** EP direction. 0: OUT, 1: IN */ -+ unsigned ep_is_in : 1; -+ -+ /** -+ * EP speed. -+ * One of the following values: -+ * - DWC_OTG_EP_SPEED_LOW -+ * - DWC_OTG_EP_SPEED_FULL -+ * - DWC_OTG_EP_SPEED_HIGH -+ */ -+ unsigned speed : 2; -+#define DWC_OTG_EP_SPEED_LOW 0 -+#define DWC_OTG_EP_SPEED_FULL 1 -+#define DWC_OTG_EP_SPEED_HIGH 2 -+ -+ /** -+ * Endpoint type. -+ * One of the following values: -+ * - DWC_OTG_EP_TYPE_CONTROL: 0 -+ * - DWC_OTG_EP_TYPE_ISOC: 1 -+ * - DWC_OTG_EP_TYPE_BULK: 2 -+ * - DWC_OTG_EP_TYPE_INTR: 3 -+ */ -+ unsigned ep_type : 2; -+ -+ /** Max packet size in bytes */ -+ unsigned max_packet : 11; -+ -+ /** -+ * PID for initial transaction. -+ * 0: DATA0,<br> -+ * 1: DATA2,<br> -+ * 2: DATA1,<br> -+ * 3: MDATA (non-Control EP), -+ * SETUP (Control EP) -+ */ -+ unsigned data_pid_start : 2; -+#define DWC_OTG_HC_PID_DATA0 0 -+#define DWC_OTG_HC_PID_DATA2 1 -+#define DWC_OTG_HC_PID_DATA1 2 -+#define DWC_OTG_HC_PID_MDATA 3 -+#define DWC_OTG_HC_PID_SETUP 3 -+ -+ /** Number of periodic transactions per (micro)frame */ -+ unsigned multi_count: 2; -+ -+ /** @name Transfer State */ -+ /** @{ */ -+ -+ /** Pointer to the current transfer buffer position. */ -+ uint8_t *xfer_buff; -+ /** Total number of bytes to transfer. */ -+ uint32_t xfer_len; -+ /** Number of bytes transferred so far. */ -+ uint32_t xfer_count; -+ /** Packet count at start of transfer.*/ -+ uint16_t start_pkt_count; -+ -+ /** -+ * Flag to indicate whether the transfer has been started. Set to 1 if -+ * it has been started, 0 otherwise. -+ */ -+ uint8_t xfer_started; -+ -+ /** -+ * Set to 1 to indicate that a PING request should be issued on this -+ * channel. If 0, process normally. -+ */ -+ uint8_t do_ping; -+ -+ /** -+ * Set to 1 to indicate that the error count for this transaction is -+ * non-zero. Set to 0 if the error count is 0. -+ */ -+ uint8_t error_state; -+ -+ /** -+ * Set to 1 to indicate that this channel should be halted the next -+ * time a request is queued for the channel. This is necessary in -+ * slave mode if no request queue space is available when an attempt -+ * is made to halt the channel. -+ */ -+ uint8_t halt_on_queue; -+ -+ /** -+ * Set to 1 if the host channel has been halted, but the core is not -+ * finished flushing queued requests. Otherwise 0. -+ */ -+ uint8_t halt_pending; -+ -+ /** -+ * Reason for halting the host channel. -+ */ -+ dwc_otg_halt_status_e halt_status; -+ -+ /* -+ * Split settings for the host channel -+ */ -+ uint8_t do_split; /**< Enable split for the channel */ -+ uint8_t complete_split; /**< Enable complete split */ -+ uint8_t hub_addr; /**< Address of high speed hub */ -+ -+ uint8_t port_addr; /**< Port of the low/full speed device */ -+ /** Split transaction position -+ * One of the following values: -+ * - DWC_HCSPLIT_XACTPOS_MID -+ * - DWC_HCSPLIT_XACTPOS_BEGIN -+ * - DWC_HCSPLIT_XACTPOS_END -+ * - DWC_HCSPLIT_XACTPOS_ALL */ -+ uint8_t xact_pos; -+ -+ /** Set when the host channel does a short read. */ -+ uint8_t short_read; -+ -+ /** -+ * Number of requests issued for this channel since it was assigned to -+ * the current transfer (not counting PINGs). -+ */ -+ uint8_t requests; -+ -+ /** -+ * Queue Head for the transfer being processed by this channel. -+ */ -+ struct dwc_otg_qh *qh; -+ -+ /** @} */ -+ -+ /** Entry in list of host channels. */ -+ struct list_head hc_list_entry; -+} dwc_hc_t; -+ -+/** -+ * The following parameters may be specified when starting the module. These -+ * parameters define how the DWC_otg controller should be configured. -+ * Parameter values are passed to the CIL initialization function -+ * dwc_otg_cil_init. -+ */ -+typedef struct dwc_otg_core_params -+{ -+ int32_t opt; -+#define dwc_param_opt_default 1 -+ -+ /** -+ * Specifies the OTG capabilities. The driver will automatically -+ * detect the value for this parameter if none is specified. -+ * 0 - HNP and SRP capable (default) -+ * 1 - SRP Only capable -+ * 2 - No HNP/SRP capable -+ */ -+ int32_t otg_cap; -+#define DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE 0 -+#define DWC_OTG_CAP_PARAM_SRP_ONLY_CAPABLE 1 -+#define DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE 2 -+//#define dwc_param_otg_cap_default DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE -+#define dwc_param_otg_cap_default DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE -+ -+ /** -+ * Specifies whether to use slave or DMA mode for accessing the data -+ * FIFOs. The driver will automatically detect the value for this -+ * parameter if none is specified. -+ * 0 - Slave -+ * 1 - DMA (default, if available) -+ */ -+ int32_t dma_enable; -+#define dwc_param_dma_enable_default 1 -+ -+ /** -+ * When DMA mode is enabled specifies whether to use address DMA or DMA Descritor mode for accessing the data -+ * FIFOs in device mode. The driver will automatically detect the value for this -+ * parameter if none is specified. -+ * 0 - address DMA -+ * 1 - DMA Descriptor(default, if available) -+ */ -+ int32_t dma_desc_enable; -+#define dwc_param_dma_desc_enable_default 0 -+ /** The DMA Burst size (applicable only for External DMA -+ * Mode). 1, 4, 8 16, 32, 64, 128, 256 (default 32) -+ */ -+ int32_t dma_burst_size; /* Translate this to GAHBCFG values */ -+//#define dwc_param_dma_burst_size_default 32 -+#define dwc_param_dma_burst_size_default 1 -+ -+ /** -+ * Specifies the maximum speed of operation in host and device mode. -+ * The actual speed depends on the speed of the attached device and -+ * the value of phy_type. The actual speed depends on the speed of the -+ * attached device. -+ * 0 - High Speed (default) -+ * 1 - Full Speed -+ */ -+ int32_t speed; -+#define dwc_param_speed_default 0 -+#define DWC_SPEED_PARAM_HIGH 0 -+#define DWC_SPEED_PARAM_FULL 1 -+ -+ /** Specifies whether low power mode is supported when attached -+ * to a Full Speed or Low Speed device in host mode. -+ * 0 - Don't support low power mode (default) -+ * 1 - Support low power mode -+ */ -+ int32_t host_support_fs_ls_low_power; -+#define dwc_param_host_support_fs_ls_low_power_default 0 -+ -+ /** Specifies the PHY clock rate in low power mode when connected to a -+ * Low Speed device in host mode. This parameter is applicable only if -+ * HOST_SUPPORT_FS_LS_LOW_POWER is enabled. If PHY_TYPE is set to FS -+ * then defaults to 6 MHZ otherwise 48 MHZ. -+ * -+ * 0 - 48 MHz -+ * 1 - 6 MHz -+ */ -+ int32_t host_ls_low_power_phy_clk; -+#define dwc_param_host_ls_low_power_phy_clk_default 0 -+#define DWC_HOST_LS_LOW_POWER_PHY_CLK_PARAM_48MHZ 0 -+#define DWC_HOST_LS_LOW_POWER_PHY_CLK_PARAM_6MHZ 1 -+ -+ /** -+ * 0 - Use cC FIFO size parameters -+ * 1 - Allow dynamic FIFO sizing (default) -+ */ -+ int32_t enable_dynamic_fifo; -+#define dwc_param_enable_dynamic_fifo_default 1 -+ -+ /** Total number of 4-byte words in the data FIFO memory. This -+ * memory includes the Rx FIFO, non-periodic Tx FIFO, and periodic -+ * Tx FIFOs. -+ * 32 to 32768 (default 8192) -+ * Note: The total FIFO memory depth in the FPGA configuration is 8192. -+ */ -+ int32_t data_fifo_size; -+#define dwc_param_data_fifo_size_default 8192 -+ -+ /** Number of 4-byte words in the Rx FIFO in device mode when dynamic -+ * FIFO sizing is enabled. -+ * 16 to 32768 (default 1064) -+ */ -+ int32_t dev_rx_fifo_size; -+//#define dwc_param_dev_rx_fifo_size_default 1064 -+#define dwc_param_dev_rx_fifo_size_default 0x100 -+ -+ /** -+ * Specifies whether dedicated transmit FIFOs are -+ * enabled for non periodic IN endpoints in device mode -+ * 0 - No -+ * 1 - Yes -+ */ -+ int32_t en_multiple_tx_fifo; -+#define dwc_param_en_multiple_tx_fifo_default 1 -+ -+ /** Number of 4-byte words in each of the Tx FIFOs in device -+ * mode when dynamic FIFO sizing is enabled. -+ * 4 to 768 (default 256) -+ */ -+ uint32_t dev_tx_fifo_size[MAX_TX_FIFOS]; -+//#define dwc_param_dev_tx_fifo_size_default 256 -+#define dwc_param_dev_tx_fifo_size_default 0x80 -+ -+ /** Number of 4-byte words in the non-periodic Tx FIFO in device mode -+ * when dynamic FIFO sizing is enabled. -+ * 16 to 32768 (default 1024) -+ */ -+ int32_t dev_nperio_tx_fifo_size; -+//#define dwc_param_dev_nperio_tx_fifo_size_default 1024 -+#define dwc_param_dev_nperio_tx_fifo_size_default 0x80 -+ -+ /** Number of 4-byte words in each of the periodic Tx FIFOs in device -+ * mode when dynamic FIFO sizing is enabled. -+ * 4 to 768 (default 256) -+ */ -+ uint32_t dev_perio_tx_fifo_size[MAX_PERIO_FIFOS]; -+//#define dwc_param_dev_perio_tx_fifo_size_default 256 -+#define dwc_param_dev_perio_tx_fifo_size_default 0x80 -+ -+ /** Number of 4-byte words in the Rx FIFO in host mode when dynamic -+ * FIFO sizing is enabled. -+ * 16 to 32768 (default 1024) -+ */ -+ int32_t host_rx_fifo_size; -+//#define dwc_param_host_rx_fifo_size_default 1024 -+#define dwc_param_host_rx_fifo_size_default 0x292 -+ -+ /** Number of 4-byte words in the non-periodic Tx FIFO in host mode -+ * when Dynamic FIFO sizing is enabled in the core. -+ * 16 to 32768 (default 1024) -+ */ -+ int32_t host_nperio_tx_fifo_size; -+//#define dwc_param_host_nperio_tx_fifo_size_default 1024 -+//#define dwc_param_host_nperio_tx_fifo_size_default 0x292 -+#define dwc_param_host_nperio_tx_fifo_size_default 0x80 -+ -+ /** Number of 4-byte words in the host periodic Tx FIFO when dynamic -+ * FIFO sizing is enabled. -+ * 16 to 32768 (default 1024) -+ */ -+ int32_t host_perio_tx_fifo_size; -+//#define dwc_param_host_perio_tx_fifo_size_default 1024 -+#define dwc_param_host_perio_tx_fifo_size_default 0x292 -+ -+ /** The maximum transfer size supported in bytes. -+ * 2047 to 65,535 (default 65,535) -+ */ -+ int32_t max_transfer_size; -+#define dwc_param_max_transfer_size_default 65535 -+ -+ /** The maximum number of packets in a transfer. -+ * 15 to 511 (default 511) -+ */ -+ int32_t max_packet_count; -+#define dwc_param_max_packet_count_default 511 -+ -+ /** The number of host channel registers to use. -+ * 1 to 16 (default 12) -+ * Note: The FPGA configuration supports a maximum of 12 host channels. -+ */ -+ int32_t host_channels; -+//#define dwc_param_host_channels_default 12 -+#define dwc_param_host_channels_default 16 -+ -+ /** The number of endpoints in addition to EP0 available for device -+ * mode operations. -+ * 1 to 15 (default 6 IN and OUT) -+ * Note: The FPGA configuration supports a maximum of 6 IN and OUT -+ * endpoints in addition to EP0. -+ */ -+ int32_t dev_endpoints; -+//#define dwc_param_dev_endpoints_default 6 -+#define dwc_param_dev_endpoints_default 8 -+ -+ /** -+ * Specifies the type of PHY interface to use. By default, the driver -+ * will automatically detect the phy_type. -+ * -+ * 0 - Full Speed PHY -+ * 1 - UTMI+ (default) -+ * 2 - ULPI -+ */ -+ int32_t phy_type; -+#define DWC_PHY_TYPE_PARAM_FS 0 -+#define DWC_PHY_TYPE_PARAM_UTMI 1 -+#define DWC_PHY_TYPE_PARAM_ULPI 2 -+#define dwc_param_phy_type_default DWC_PHY_TYPE_PARAM_UTMI -+ -+ /** -+ * Specifies the UTMI+ Data Width. This parameter is -+ * applicable for a PHY_TYPE of UTMI+ or ULPI. (For a ULPI -+ * PHY_TYPE, this parameter indicates the data width between -+ * the MAC and the ULPI Wrapper.) Also, this parameter is -+ * applicable only if the OTG_HSPHY_WIDTH cC parameter was set -+ * to "8 and 16 bits", meaning that the core has been -+ * configured to work at either data path width. -+ * -+ * 8 or 16 bits (default 16) -+ */ -+ int32_t phy_utmi_width; -+#define dwc_param_phy_utmi_width_default 16 -+ -+ /** -+ * Specifies whether the ULPI operates at double or single -+ * data rate. This parameter is only applicable if PHY_TYPE is -+ * ULPI. -+ * -+ * 0 - single data rate ULPI interface with 8 bit wide data -+ * bus (default) -+ * 1 - double data rate ULPI interface with 4 bit wide data -+ * bus -+ */ -+ int32_t phy_ulpi_ddr; -+#define dwc_param_phy_ulpi_ddr_default 0 -+ -+ /** -+ * Specifies whether to use the internal or external supply to -+ * drive the vbus with a ULPI phy. -+ */ -+ int32_t phy_ulpi_ext_vbus; -+#define DWC_PHY_ULPI_INTERNAL_VBUS 0 -+#define DWC_PHY_ULPI_EXTERNAL_VBUS 1 -+#define dwc_param_phy_ulpi_ext_vbus_default DWC_PHY_ULPI_INTERNAL_VBUS -+ -+ /** -+ * Specifies whether to use the I2Cinterface for full speed PHY. This -+ * parameter is only applicable if PHY_TYPE is FS. -+ * 0 - No (default) -+ * 1 - Yes -+ */ -+ int32_t i2c_enable; -+#define dwc_param_i2c_enable_default 0 -+ -+ int32_t ulpi_fs_ls; -+#define dwc_param_ulpi_fs_ls_default 0 -+ -+ int32_t ts_dline; -+#define dwc_param_ts_dline_default 0 -+ -+ /** Thresholding enable flag- -+ * bit 0 - enable non-ISO Tx thresholding -+ * bit 1 - enable ISO Tx thresholding -+ * bit 2 - enable Rx thresholding -+ */ -+ uint32_t thr_ctl; -+#define dwc_param_thr_ctl_default 0 -+ -+ /** Thresholding length for Tx -+ * FIFOs in 32 bit DWORDs -+ */ -+ uint32_t tx_thr_length; -+#define dwc_param_tx_thr_length_default 64 -+ -+ /** Thresholding length for Rx -+ * FIFOs in 32 bit DWORDs -+ */ -+ uint32_t rx_thr_length; -+#define dwc_param_rx_thr_length_default 64 -+ -+ /** Per Transfer Interrupt -+ * mode enable flag -+ * 1 - Enabled -+ * 0 - Disabled -+ */ -+ uint32_t pti_enable; -+#define dwc_param_pti_enable_default 0 -+ -+ /** Molti Processor Interrupt -+ * mode enable flag -+ * 1 - Enabled -+ * 0 - Disabled -+ */ -+ uint32_t mpi_enable; -+#define dwc_param_mpi_enable_default 0 -+ -+} dwc_otg_core_params_t; -+ -+#ifdef DEBUG -+struct dwc_otg_core_if; -+typedef struct hc_xfer_info -+{ -+ struct dwc_otg_core_if *core_if; -+ dwc_hc_t *hc; -+} hc_xfer_info_t; -+#endif -+ -+/** -+ * The <code>dwc_otg_core_if</code> structure contains information needed to manage -+ * the DWC_otg controller acting in either host or device mode. It -+ * represents the programming view of the controller as a whole. -+ */ -+typedef struct dwc_otg_core_if -+{ -+ /** Parameters that define how the core should be configured.*/ -+ dwc_otg_core_params_t *core_params; -+ -+ /** Core Global registers starting at offset 000h. */ -+ dwc_otg_core_global_regs_t *core_global_regs; -+ -+ /** Device-specific information */ -+ dwc_otg_dev_if_t *dev_if; -+ /** Host-specific information */ -+ dwc_otg_host_if_t *host_if; -+ -+ /** Value from SNPSID register */ -+ uint32_t snpsid; -+ -+ /* -+ * Set to 1 if the core PHY interface bits in USBCFG have been -+ * initialized. -+ */ -+ uint8_t phy_init_done; -+ -+ /* -+ * SRP Success flag, set by srp success interrupt in FS I2C mode -+ */ -+ uint8_t srp_success; -+ uint8_t srp_timer_started; -+ -+ /* Common configuration information */ -+ /** Power and Clock Gating Control Register */ -+ volatile uint32_t *pcgcctl; -+#define DWC_OTG_PCGCCTL_OFFSET 0xE00 -+ -+ /** Push/pop addresses for endpoints or host channels.*/ -+ uint32_t *data_fifo[MAX_EPS_CHANNELS]; -+#define DWC_OTG_DATA_FIFO_OFFSET 0x1000 -+#define DWC_OTG_DATA_FIFO_SIZE 0x1000 -+ -+ /** Total RAM for FIFOs (Bytes) */ -+ uint16_t total_fifo_size; -+ /** Size of Rx FIFO (Bytes) */ -+ uint16_t rx_fifo_size; -+ /** Size of Non-periodic Tx FIFO (Bytes) */ -+ uint16_t nperio_tx_fifo_size; -+ -+ -+ /** 1 if DMA is enabled, 0 otherwise. */ -+ uint8_t dma_enable; -+ -+ /** 1 if Descriptor DMA mode is enabled, 0 otherwise. */ -+ uint8_t dma_desc_enable; -+ -+ /** 1 if PTI Enhancement mode is enabled, 0 otherwise. */ -+ uint8_t pti_enh_enable; -+ -+ /** 1 if MPI Enhancement mode is enabled, 0 otherwise. */ -+ uint8_t multiproc_int_enable; -+ -+ /** 1 if dedicated Tx FIFOs are enabled, 0 otherwise. */ -+ uint8_t en_multiple_tx_fifo; -+ -+ /** Set to 1 if multiple packets of a high-bandwidth transfer is in -+ * process of being queued */ -+ uint8_t queuing_high_bandwidth; -+ -+ /** Hardware Configuration -- stored here for convenience.*/ -+ hwcfg1_data_t hwcfg1; -+ hwcfg2_data_t hwcfg2; -+ hwcfg3_data_t hwcfg3; -+ hwcfg4_data_t hwcfg4; -+ -+ /** Host and Device Configuration -- stored here for convenience.*/ -+ hcfg_data_t hcfg; -+ dcfg_data_t dcfg; -+ -+ /** The operational State, during transations -+ * (a_host>>a_peripherial and b_device=>b_host) this may not -+ * match the core but allows the software to determine -+ * transitions. -+ */ -+ uint8_t op_state; -+ -+ /** -+ * Set to 1 if the HCD needs to be restarted on a session request -+ * interrupt. This is required if no connector ID status change has -+ * occurred since the HCD was last disconnected. -+ */ -+ uint8_t restart_hcd_on_session_req; -+ -+ /** HCD callbacks */ -+ /** A-Device is a_host */ -+#define A_HOST (1) -+ /** A-Device is a_suspend */ -+#define A_SUSPEND (2) -+ /** A-Device is a_peripherial */ -+#define A_PERIPHERAL (3) -+ /** B-Device is operating as a Peripheral. */ -+#define B_PERIPHERAL (4) -+ /** B-Device is operating as a Host. */ -+#define B_HOST (5) -+ -+ /** HCD callbacks */ -+ struct dwc_otg_cil_callbacks *hcd_cb; -+ /** PCD callbacks */ -+ struct dwc_otg_cil_callbacks *pcd_cb; -+ -+ /** Device mode Periodic Tx FIFO Mask */ -+ uint32_t p_tx_msk; -+ /** Device mode Periodic Tx FIFO Mask */ -+ uint32_t tx_msk; -+ -+ /** Workqueue object used for handling several interrupts */ -+ struct workqueue_struct *wq_otg; -+ -+ /** Work object used for handling "Connector ID Status Change" Interrupt */ -+ struct work_struct w_conn_id; -+ -+ /** Work object used for handling "Wakeup Detected" Interrupt */ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ struct work_struct w_wkp; -+#else -+ struct delayed_work w_wkp; -+#endif -+ -+#ifdef DEBUG -+ uint32_t start_hcchar_val[MAX_EPS_CHANNELS]; -+ -+ hc_xfer_info_t hc_xfer_info[MAX_EPS_CHANNELS]; -+ struct timer_list hc_xfer_timer[MAX_EPS_CHANNELS]; -+ -+ uint32_t hfnum_7_samples; -+ uint64_t hfnum_7_frrem_accum; -+ uint32_t hfnum_0_samples; -+ uint64_t hfnum_0_frrem_accum; -+ uint32_t hfnum_other_samples; -+ uint64_t hfnum_other_frrem_accum; -+#endif -+ -+ -+} dwc_otg_core_if_t; -+ -+/*We must clear S3C24XX_EINTPEND external interrupt register -+ * because after clearing in this register trigerred IRQ from -+ * H/W core in kernel interrupt can be occured again before OTG -+ * handlers clear all IRQ sources of Core registers because of -+ * timing latencies and Low Level IRQ Type. -+ */ -+ -+#ifdef CONFIG_MACH_IPMATE -+#define S3C2410X_CLEAR_EINTPEND() \ -+do { \ -+ if (!dwc_otg_read_core_intr(core_if)) { \ -+ __raw_writel(1UL << 11,S3C24XX_EINTPEND); \ -+ } \ -+} while (0) -+#else -+#define S3C2410X_CLEAR_EINTPEND() do { } while (0) -+#endif -+ -+/* -+ * The following functions are functions for works -+ * using during handling some interrupts -+ */ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ -+extern void w_conn_id_status_change(void *p); -+extern void w_wakeup_detected(void *p); -+ -+#else -+ -+extern void w_conn_id_status_change(struct work_struct *p); -+extern void w_wakeup_detected(struct work_struct *p); -+ -+#endif -+ -+ -+/* -+ * The following functions support initialization of the CIL driver component -+ * and the DWC_otg controller. -+ */ -+extern dwc_otg_core_if_t *dwc_otg_cil_init(const uint32_t *_reg_base_addr, -+ dwc_otg_core_params_t *_core_params); -+extern void dwc_otg_cil_remove(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_core_init(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_core_host_init(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_core_dev_init(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_enable_global_interrupts( dwc_otg_core_if_t *_core_if ); -+extern void dwc_otg_disable_global_interrupts( dwc_otg_core_if_t *_core_if ); -+ -+/** @name Device CIL Functions -+ * The following functions support managing the DWC_otg controller in device -+ * mode. -+ */ -+/**@{*/ -+extern void dwc_otg_wakeup(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_read_setup_packet (dwc_otg_core_if_t *_core_if, uint32_t *_dest); -+extern uint32_t dwc_otg_get_frame_number(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_ep0_activate(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep_activate(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep_deactivate(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep_start_transfer(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep_start_zl_transfer(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep0_start_transfer(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep0_continue_transfer(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep_write_packet(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep, int _dma); -+extern void dwc_otg_ep_set_stall(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_ep_clear_stall(dwc_otg_core_if_t *_core_if, dwc_ep_t *_ep); -+extern void dwc_otg_enable_device_interrupts(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_dump_dev_registers(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_dump_spram(dwc_otg_core_if_t *_core_if); -+#ifdef DWC_EN_ISOC -+extern void dwc_otg_iso_ep_start_frm_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep); -+extern void dwc_otg_iso_ep_start_buf_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep); -+#endif //DWC_EN_ISOC -+/**@}*/ -+ -+/** @name Host CIL Functions -+ * The following functions support managing the DWC_otg controller in host -+ * mode. -+ */ -+/**@{*/ -+extern void dwc_otg_hc_init(dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc); -+extern void dwc_otg_hc_halt(dwc_otg_core_if_t *_core_if, -+ dwc_hc_t *_hc, -+ dwc_otg_halt_status_e _halt_status); -+extern void dwc_otg_hc_cleanup(dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc); -+extern void dwc_otg_hc_start_transfer(dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc); -+extern int dwc_otg_hc_continue_transfer(dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc); -+extern void dwc_otg_hc_do_ping(dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc); -+extern void dwc_otg_hc_write_packet(dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc); -+extern void dwc_otg_enable_host_interrupts(dwc_otg_core_if_t *_core_if); -+extern void dwc_otg_disable_host_interrupts(dwc_otg_core_if_t *_core_if); -+ -+/** -+ * This function Reads HPRT0 in preparation to modify. It keeps the -+ * WC bits 0 so that if they are read as 1, they won't clear when you -+ * write it back -+ */ -+static inline uint32_t dwc_otg_read_hprt0(dwc_otg_core_if_t *_core_if) -+{ -+ hprt0_data_t hprt0; -+ hprt0.d32 = dwc_read_reg32(_core_if->host_if->hprt0); -+ hprt0.b.prtena = 0; -+ hprt0.b.prtconndet = 0; -+ hprt0.b.prtenchng = 0; -+ hprt0.b.prtovrcurrchng = 0; -+ return hprt0.d32; -+} -+ -+extern void dwc_otg_dump_host_registers(dwc_otg_core_if_t *_core_if); -+/**@}*/ -+ -+/** @name Common CIL Functions -+ * The following functions support managing the DWC_otg controller in either -+ * device or host mode. -+ */ -+/**@{*/ -+ -+extern void dwc_otg_read_packet(dwc_otg_core_if_t *core_if, -+ uint8_t *dest, -+ uint16_t bytes); -+ -+extern void dwc_otg_dump_global_registers(dwc_otg_core_if_t *_core_if); -+ -+extern void dwc_otg_flush_tx_fifo( dwc_otg_core_if_t *_core_if, -+ const int _num ); -+extern void dwc_otg_flush_rx_fifo( dwc_otg_core_if_t *_core_if ); -+extern void dwc_otg_core_reset( dwc_otg_core_if_t *_core_if ); -+ -+extern dwc_otg_dma_desc_t* dwc_otg_ep_alloc_desc_chain(uint32_t * dma_desc_addr, uint32_t count); -+extern void dwc_otg_ep_free_desc_chain(dwc_otg_dma_desc_t* desc_addr, uint32_t dma_desc_addr, uint32_t count); -+ -+/** -+ * This function returns the Core Interrupt register. -+ */ -+static inline uint32_t dwc_otg_read_core_intr(dwc_otg_core_if_t *_core_if) -+{ -+ return (dwc_read_reg32(&_core_if->core_global_regs->gintsts) & -+ dwc_read_reg32(&_core_if->core_global_regs->gintmsk)); -+} -+ -+/** -+ * This function returns the OTG Interrupt register. -+ */ -+static inline uint32_t dwc_otg_read_otg_intr (dwc_otg_core_if_t *_core_if) -+{ -+ return (dwc_read_reg32 (&_core_if->core_global_regs->gotgint)); -+} -+ -+/** -+ * This function reads the Device All Endpoints Interrupt register and -+ * returns the IN endpoint interrupt bits. -+ */ -+static inline uint32_t dwc_otg_read_dev_all_in_ep_intr(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t v; -+ -+ if(core_if->multiproc_int_enable) { -+ v = dwc_read_reg32(&core_if->dev_if->dev_global_regs->deachint) & -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->deachintmsk); -+ } else { -+ v = dwc_read_reg32(&core_if->dev_if->dev_global_regs->daint) & -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->daintmsk); -+ } -+ return (v & 0xffff); -+ -+} -+ -+/** -+ * This function reads the Device All Endpoints Interrupt register and -+ * returns the OUT endpoint interrupt bits. -+ */ -+static inline uint32_t dwc_otg_read_dev_all_out_ep_intr(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t v; -+ -+ if(core_if->multiproc_int_enable) { -+ v = dwc_read_reg32(&core_if->dev_if->dev_global_regs->deachint) & -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->deachintmsk); -+ } else { -+ v = dwc_read_reg32(&core_if->dev_if->dev_global_regs->daint) & -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->daintmsk); -+ } -+ -+ return ((v & 0xffff0000) >> 16); -+} -+ -+/** -+ * This function returns the Device IN EP Interrupt register -+ */ -+static inline uint32_t dwc_otg_read_dev_in_ep_intr(dwc_otg_core_if_t *core_if, -+ dwc_ep_t *ep) -+{ -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ uint32_t v, msk, emp; -+ -+ if(core_if->multiproc_int_enable) { -+ msk = dwc_read_reg32(&dev_if->dev_global_regs->diepeachintmsk[ep->num]); -+ emp = dwc_read_reg32(&dev_if->dev_global_regs->dtknqr4_fifoemptymsk); -+ msk |= ((emp >> ep->num) & 0x1) << 7; -+ v = dwc_read_reg32(&dev_if->in_ep_regs[ep->num]->diepint) & msk; -+ } else { -+ msk = dwc_read_reg32(&dev_if->dev_global_regs->diepmsk); -+ emp = dwc_read_reg32(&dev_if->dev_global_regs->dtknqr4_fifoemptymsk); -+ msk |= ((emp >> ep->num) & 0x1) << 7; -+ v = dwc_read_reg32(&dev_if->in_ep_regs[ep->num]->diepint) & msk; -+ } -+ -+ -+ return v; -+} -+/** -+ * This function returns the Device OUT EP Interrupt register -+ */ -+static inline uint32_t dwc_otg_read_dev_out_ep_intr(dwc_otg_core_if_t *_core_if, -+ dwc_ep_t *_ep) -+{ -+ dwc_otg_dev_if_t *dev_if = _core_if->dev_if; -+ uint32_t v; -+ doepmsk_data_t msk = { .d32 = 0 }; -+ -+ if(_core_if->multiproc_int_enable) { -+ msk.d32 = dwc_read_reg32(&dev_if->dev_global_regs->doepeachintmsk[_ep->num]); -+ if(_core_if->pti_enh_enable) { -+ msk.b.pktdrpsts = 1; -+ } -+ v = dwc_read_reg32( &dev_if->out_ep_regs[_ep->num]->doepint) & msk.d32; -+ } else { -+ msk.d32 = dwc_read_reg32(&dev_if->dev_global_regs->doepmsk); -+ if(_core_if->pti_enh_enable) { -+ msk.b.pktdrpsts = 1; -+ } -+ v = dwc_read_reg32( &dev_if->out_ep_regs[_ep->num]->doepint) & msk.d32; -+ } -+ return v; -+} -+ -+/** -+ * This function returns the Host All Channel Interrupt register -+ */ -+static inline uint32_t dwc_otg_read_host_all_channels_intr (dwc_otg_core_if_t *_core_if) -+{ -+ return (dwc_read_reg32 (&_core_if->host_if->host_global_regs->haint)); -+} -+ -+static inline uint32_t dwc_otg_read_host_channel_intr (dwc_otg_core_if_t *_core_if, dwc_hc_t *_hc) -+{ -+ return (dwc_read_reg32 (&_core_if->host_if->hc_regs[_hc->hc_num]->hcint)); -+} -+ -+ -+/** -+ * This function returns the mode of the operation, host or device. -+ * -+ * @return 0 - Device Mode, 1 - Host Mode -+ */ -+static inline uint32_t dwc_otg_mode(dwc_otg_core_if_t *_core_if) -+{ -+ return (dwc_read_reg32( &_core_if->core_global_regs->gintsts ) & 0x1); -+} -+ -+static inline uint8_t dwc_otg_is_device_mode(dwc_otg_core_if_t *_core_if) -+{ -+ return (dwc_otg_mode(_core_if) != DWC_HOST_MODE); -+} -+static inline uint8_t dwc_otg_is_host_mode(dwc_otg_core_if_t *_core_if) -+{ -+ return (dwc_otg_mode(_core_if) == DWC_HOST_MODE); -+} -+ -+extern int32_t dwc_otg_handle_common_intr( dwc_otg_core_if_t *_core_if ); -+ -+ -+/**@}*/ -+ -+/** -+ * DWC_otg CIL callback structure. This structure allows the HCD and -+ * PCD to register functions used for starting and stopping the PCD -+ * and HCD for role change on for a DRD. -+ */ -+typedef struct dwc_otg_cil_callbacks -+{ -+ /** Start function for role change */ -+ int (*start) (void *_p); -+ /** Stop Function for role change */ -+ int (*stop) (void *_p); -+ /** Disconnect Function for role change */ -+ int (*disconnect) (void *_p); -+ /** Resume/Remote wakeup Function */ -+ int (*resume_wakeup) (void *_p); -+ /** Suspend function */ -+ int (*suspend) (void *_p); -+ /** Session Start (SRP) */ -+ int (*session_start) (void *_p); -+ /** Pointer passed to start() and stop() */ -+ void *p; -+} dwc_otg_cil_callbacks_t; -+ -+extern void dwc_otg_cil_register_pcd_callbacks( dwc_otg_core_if_t *_core_if, -+ dwc_otg_cil_callbacks_t *_cb, -+ void *_p); -+extern void dwc_otg_cil_register_hcd_callbacks( dwc_otg_core_if_t *_core_if, -+ dwc_otg_cil_callbacks_t *_cb, -+ void *_p); -+#ifndef warn -+#define warn printk -+#endif -+ -+#endif -+ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_cil_intr.c -@@ -0,0 +1,881 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_cil_intr.c $ -+ * $Revision: #10 $ -+ * $Date: 2008/07/16 $ -+ * $Change: 1065567 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+/** @file -+ * -+ * The Core Interface Layer provides basic services for accessing and -+ * managing the DWC_otg hardware. These services are used by both the -+ * Host Controller Driver and the Peripheral Controller Driver. -+ * -+ * This file contains the Common Interrupt handlers. -+ */ -+#include "dwc_otg_plat.h" -+#include "dwc_otg_regs.h" -+#include "dwc_otg_cil.h" -+#include "dwc_otg_pcd.h" -+ -+#ifdef DEBUG -+inline const char *op_state_str(dwc_otg_core_if_t *core_if) -+{ -+ return (core_if->op_state==A_HOST?"a_host": -+ (core_if->op_state==A_SUSPEND?"a_suspend": -+ (core_if->op_state==A_PERIPHERAL?"a_peripheral": -+ (core_if->op_state==B_PERIPHERAL?"b_peripheral": -+ (core_if->op_state==B_HOST?"b_host": -+ "unknown"))))); -+} -+#endif -+ -+/** This function will log a debug message -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+int32_t dwc_otg_handle_mode_mismatch_intr (dwc_otg_core_if_t *core_if) -+{ -+ gintsts_data_t gintsts; -+ DWC_WARN("Mode Mismatch Interrupt: currently in %s mode\n", -+ dwc_otg_mode(core_if) ? "Host" : "Device"); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.modemismatch = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ return 1; -+} -+ -+/** Start the HCD. Helper function for using the HCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void hcd_start(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->hcd_cb && core_if->hcd_cb->start) { -+ core_if->hcd_cb->start(core_if->hcd_cb->p); -+ } -+} -+/** Stop the HCD. Helper function for using the HCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void hcd_stop(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->hcd_cb && core_if->hcd_cb->stop) { -+ core_if->hcd_cb->stop(core_if->hcd_cb->p); -+ } -+} -+/** Disconnect the HCD. Helper function for using the HCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void hcd_disconnect(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->hcd_cb && core_if->hcd_cb->disconnect) { -+ core_if->hcd_cb->disconnect(core_if->hcd_cb->p); -+ } -+} -+/** Inform the HCD the a New Session has begun. Helper function for -+ * using the HCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void hcd_session_start(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->hcd_cb && core_if->hcd_cb->session_start) { -+ core_if->hcd_cb->session_start(core_if->hcd_cb->p); -+ } -+} -+ -+/** Start the PCD. Helper function for using the PCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void pcd_start(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->pcd_cb && core_if->pcd_cb->start) { -+ core_if->pcd_cb->start(core_if->pcd_cb->p); -+ } -+} -+/** Stop the PCD. Helper function for using the PCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void pcd_stop(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->pcd_cb && core_if->pcd_cb->stop) { -+ core_if->pcd_cb->stop(core_if->pcd_cb->p); -+ } -+} -+/** Suspend the PCD. Helper function for using the PCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void pcd_suspend(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->pcd_cb && core_if->pcd_cb->suspend) { -+ core_if->pcd_cb->suspend(core_if->pcd_cb->p); -+ } -+} -+/** Resume the PCD. Helper function for using the PCD callbacks. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static inline void pcd_resume(dwc_otg_core_if_t *core_if) -+{ -+ if (core_if->pcd_cb && core_if->pcd_cb->resume_wakeup) { -+ core_if->pcd_cb->resume_wakeup(core_if->pcd_cb->p); -+ } -+} -+ -+/** -+ * This function handles the OTG Interrupts. It reads the OTG -+ * Interrupt Register (GOTGINT) to determine what interrupt has -+ * occurred. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+int32_t dwc_otg_handle_otg_intr(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ gotgint_data_t gotgint; -+ gotgctl_data_t gotgctl; -+ gintmsk_data_t gintmsk; -+ -+ gotgint.d32 = dwc_read_reg32(&global_regs->gotgint); -+ gotgctl.d32 = dwc_read_reg32(&global_regs->gotgctl); -+ DWC_DEBUGPL(DBG_CIL, "++OTG Interrupt gotgint=%0x [%s]\n", gotgint.d32, -+ op_state_str(core_if)); -+ //DWC_DEBUGPL(DBG_CIL, "gotgctl=%08x\n", gotgctl.d32); -+ -+ if (gotgint.b.sesenddet) { -+ DWC_DEBUGPL(DBG_ANY, " ++OTG Interrupt: " -+ "Session End Detected++ (%s)\n", -+ op_state_str(core_if)); -+ gotgctl.d32 = dwc_read_reg32(&global_regs->gotgctl); -+ -+ if (core_if->op_state == B_HOST) { -+ -+ dwc_otg_pcd_t *pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_start(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ core_if->op_state = B_PERIPHERAL; -+ } else { -+ dwc_otg_pcd_t *pcd; -+ -+ /* If not B_HOST and Device HNP still set. HNP -+ * Did not succeed!*/ -+ if (gotgctl.b.devhnpen) { -+ DWC_DEBUGPL(DBG_ANY, "Session End Detected\n"); -+ DWC_ERROR("Device Not Connected/Responding!\n"); -+ } -+ -+ /* If Session End Detected the B-Cable has -+ * been disconnected. */ -+ /* Reset PCD and Gadget driver to a -+ * clean state. */ -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_stop(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ } -+ gotgctl.d32 = 0; -+ gotgctl.b.devhnpen = 1; -+ dwc_modify_reg32(&global_regs->gotgctl, -+ gotgctl.d32, 0); -+ } -+ if (gotgint.b.sesreqsucstschng) { -+ DWC_DEBUGPL(DBG_ANY, " ++OTG Interrupt: " -+ "Session Reqeust Success Status Change++\n"); -+ gotgctl.d32 = dwc_read_reg32(&global_regs->gotgctl); -+ if (gotgctl.b.sesreqscs) { -+ if ((core_if->core_params->phy_type == DWC_PHY_TYPE_PARAM_FS) && -+ (core_if->core_params->i2c_enable)) { -+ core_if->srp_success = 1; -+ } -+ else { -+ dwc_otg_pcd_t *pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_resume(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ /* Clear Session Request */ -+ gotgctl.d32 = 0; -+ gotgctl.b.sesreq = 1; -+ dwc_modify_reg32(&global_regs->gotgctl, -+ gotgctl.d32, 0); -+ } -+ } -+ } -+ if (gotgint.b.hstnegsucstschng) { -+ /* Print statements during the HNP interrupt handling -+ * can cause it to fail.*/ -+ gotgctl.d32 = dwc_read_reg32(&global_regs->gotgctl); -+ if (gotgctl.b.hstnegscs) { -+ if (dwc_otg_is_host_mode(core_if)) { -+ dwc_otg_pcd_t *pcd; -+ -+ core_if->op_state = B_HOST; -+ /* -+ * Need to disable SOF interrupt immediately. -+ * When switching from device to host, the PCD -+ * interrupt handler won't handle the -+ * interrupt if host mode is already set. The -+ * HCD interrupt handler won't get called if -+ * the HCD state is HALT. This means that the -+ * interrupt does not get handled and Linux -+ * complains loudly. -+ */ -+ gintmsk.d32 = 0; -+ gintmsk.b.sofintr = 1; -+ dwc_modify_reg32(&global_regs->gintmsk, -+ gintmsk.d32, 0); -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_stop(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ /* -+ * Initialize the Core for Host mode. -+ */ -+ hcd_start(core_if); -+ core_if->op_state = B_HOST; -+ } -+ } else { -+ gotgctl.d32 = 0; -+ gotgctl.b.hnpreq = 1; -+ gotgctl.b.devhnpen = 1; -+ dwc_modify_reg32(&global_regs->gotgctl, -+ gotgctl.d32, 0); -+ DWC_DEBUGPL(DBG_ANY, "HNP Failed\n"); -+ DWC_ERROR("Device Not Connected/Responding\n"); -+ } -+ } -+ if (gotgint.b.hstnegdet) { -+ /* The disconnect interrupt is set at the same time as -+ * Host Negotiation Detected. During the mode -+ * switch all interrupts are cleared so the disconnect -+ * interrupt handler will not get executed. -+ */ -+ DWC_DEBUGPL(DBG_ANY, " ++OTG Interrupt: " -+ "Host Negotiation Detected++ (%s)\n", -+ (dwc_otg_is_host_mode(core_if)?"Host":"Device")); -+ if (dwc_otg_is_device_mode(core_if)){ -+ dwc_otg_pcd_t *pcd; -+ -+ DWC_DEBUGPL(DBG_ANY, "a_suspend->a_peripheral (%d)\n", core_if->op_state); -+ hcd_disconnect(core_if); -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_start(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ core_if->op_state = A_PERIPHERAL; -+ } else { -+ dwc_otg_pcd_t *pcd; -+ -+ /* -+ * Need to disable SOF interrupt immediately. When -+ * switching from device to host, the PCD interrupt -+ * handler won't handle the interrupt if host mode is -+ * already set. The HCD interrupt handler won't get -+ * called if the HCD state is HALT. This means that -+ * the interrupt does not get handled and Linux -+ * complains loudly. -+ */ -+ gintmsk.d32 = 0; -+ gintmsk.b.sofintr = 1; -+ dwc_modify_reg32(&global_regs->gintmsk, -+ gintmsk.d32, 0); -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_stop(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ hcd_start(core_if); -+ core_if->op_state = A_HOST; -+ } -+ } -+ if (gotgint.b.adevtoutchng) { -+ DWC_DEBUGPL(DBG_ANY, " ++OTG Interrupt: " -+ "A-Device Timeout Change++\n"); -+ } -+ if (gotgint.b.debdone) { -+ DWC_DEBUGPL(DBG_ANY, " ++OTG Interrupt: " -+ "Debounce Done++\n"); -+ } -+ -+ /* Clear GOTGINT */ -+ dwc_write_reg32 (&core_if->core_global_regs->gotgint, gotgint.d32); -+ -+ return 1; -+} -+ -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ -+void w_conn_id_status_change(void *p) -+{ -+ dwc_otg_core_if_t *core_if = p; -+ -+#else -+ -+void w_conn_id_status_change(struct work_struct *p) -+{ -+ dwc_otg_core_if_t *core_if = container_of(p, dwc_otg_core_if_t, w_conn_id); -+ -+#endif -+ -+ -+ uint32_t count = 0; -+ gotgctl_data_t gotgctl = { .d32 = 0 }; -+ -+ gotgctl.d32 = dwc_read_reg32(&core_if->core_global_regs->gotgctl); -+ DWC_DEBUGPL(DBG_CIL, "gotgctl=%0x\n", gotgctl.d32); -+ DWC_DEBUGPL(DBG_CIL, "gotgctl.b.conidsts=%d\n", gotgctl.b.conidsts); -+ -+ /* B-Device connector (Device Mode) */ -+ if (gotgctl.b.conidsts) { -+ dwc_otg_pcd_t *pcd; -+ -+ /* Wait for switch to device mode. */ -+ while (!dwc_otg_is_device_mode(core_if)){ -+ DWC_PRINT("Waiting for Peripheral Mode, Mode=%s\n", -+ (dwc_otg_is_host_mode(core_if)?"Host":"Peripheral")); -+ MDELAY(100); -+ if (++count > 10000) *(uint32_t*)NULL=0; -+ } -+ core_if->op_state = B_PERIPHERAL; -+ dwc_otg_core_init(core_if); -+ dwc_otg_enable_global_interrupts(core_if); -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_start(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ } else { -+ /* A-Device connector (Host Mode) */ -+ while (!dwc_otg_is_host_mode(core_if)) { -+ DWC_PRINT("Waiting for Host Mode, Mode=%s\n", -+ (dwc_otg_is_host_mode(core_if)?"Host":"Peripheral")); -+ MDELAY(100); -+ if (++count > 10000) *(uint32_t*)NULL=0; -+ } -+ core_if->op_state = A_HOST; -+ /* -+ * Initialize the Core for Host mode. -+ */ -+ dwc_otg_core_init(core_if); -+ dwc_otg_enable_global_interrupts(core_if); -+ hcd_start(core_if); -+ } -+} -+ -+ -+/** -+ * This function handles the Connector ID Status Change Interrupt. It -+ * reads the OTG Interrupt Register (GOTCTL) to determine whether this -+ * is a Device to Host Mode transition or a Host Mode to Device -+ * Transition. -+ * -+ * This only occurs when the cable is connected/removed from the PHY -+ * connector. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+int32_t dwc_otg_handle_conn_id_status_change_intr(dwc_otg_core_if_t *core_if) -+{ -+ -+ /* -+ * Need to disable SOF interrupt immediately. If switching from device -+ * to host, the PCD interrupt handler won't handle the interrupt if -+ * host mode is already set. The HCD interrupt handler won't get -+ * called if the HCD state is HALT. This means that the interrupt does -+ * not get handled and Linux complains loudly. -+ */ -+ gintmsk_data_t gintmsk = { .d32 = 0 }; -+ gintsts_data_t gintsts = { .d32 = 0 }; -+ -+ gintmsk.b.sofintr = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, gintmsk.d32, 0); -+ -+ DWC_DEBUGPL(DBG_CIL, " ++Connector ID Status Change Interrupt++ (%s)\n", -+ (dwc_otg_is_host_mode(core_if)?"Host":"Device")); -+ -+ /* -+ * Need to schedule a work, as there are possible DELAY function calls -+ */ -+ queue_work(core_if->wq_otg, &core_if->w_conn_id); -+ -+ /* Set flag and clear interrupt */ -+ gintsts.b.conidstschng = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This interrupt indicates that a device is initiating the Session -+ * Request Protocol to request the host to turn on bus power so a new -+ * session can begin. The handler responds by turning on bus power. If -+ * the DWC_otg controller is in low power mode, the handler brings the -+ * controller out of low power mode before turning on bus power. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+int32_t dwc_otg_handle_session_req_intr(dwc_otg_core_if_t *core_if) -+{ -+ hprt0_data_t hprt0; -+ gintsts_data_t gintsts; -+ -+#ifndef DWC_HOST_ONLY -+ DWC_DEBUGPL(DBG_ANY, "++Session Request Interrupt++\n"); -+ -+ if (dwc_otg_is_device_mode(core_if)) { -+ DWC_PRINT("SRP: Device mode\n"); -+ } else { -+ DWC_PRINT("SRP: Host mode\n"); -+ -+ /* Turn on the port power bit. */ -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtpwr = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ -+ /* Start the Connection timer. So a message can be displayed -+ * if connect does not occur within 10 seconds. */ -+ hcd_session_start(core_if); -+ } -+#endif -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.sessreqintr = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+void w_wakeup_detected(void *p) -+{ -+ dwc_otg_core_if_t* core_if = p; -+ -+#else -+ -+void w_wakeup_detected(struct work_struct *p) -+{ -+ struct delayed_work *dw = container_of(p, struct delayed_work, work); -+ dwc_otg_core_if_t *core_if = container_of(dw, dwc_otg_core_if_t, w_wkp); -+ -+#endif -+ /* -+ * Clear the Resume after 70ms. (Need 20 ms minimum. Use 70 ms -+ * so that OPT tests pass with all PHYs). -+ */ -+ hprt0_data_t hprt0 = {.d32=0}; -+#if 0 -+ pcgcctl_data_t pcgcctl = {.d32=0}; -+ /* Restart the Phy Clock */ -+ pcgcctl.b.stoppclk = 1; -+ dwc_modify_reg32(core_if->pcgcctl, pcgcctl.d32, 0); -+ UDELAY(10); -+#endif //0 -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ DWC_DEBUGPL(DBG_ANY,"Resume: HPRT0=%0x\n", hprt0.d32); -+// MDELAY(70); -+ hprt0.b.prtres = 0; /* Resume */ -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ DWC_DEBUGPL(DBG_ANY,"Clear Resume: HPRT0=%0x\n", dwc_read_reg32(core_if->host_if->hprt0)); -+} -+/** -+ * This interrupt indicates that the DWC_otg controller has detected a -+ * resume or remote wakeup sequence. If the DWC_otg controller is in -+ * low power mode, the handler must brings the controller out of low -+ * power mode. The controller automatically begins resume -+ * signaling. The handler schedules a time to stop resume signaling. -+ */ -+int32_t dwc_otg_handle_wakeup_detected_intr(dwc_otg_core_if_t *core_if) -+{ -+ gintsts_data_t gintsts; -+ -+ DWC_DEBUGPL(DBG_ANY, "++Resume and Remote Wakeup Detected Interrupt++\n"); -+ -+ if (dwc_otg_is_device_mode(core_if)) { -+ dctl_data_t dctl = {.d32=0}; -+ DWC_DEBUGPL(DBG_PCD, "DSTS=0x%0x\n", -+ dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts)); -+#ifdef PARTIAL_POWER_DOWN -+ if (core_if->hwcfg4.b.power_optimiz) { -+ pcgcctl_data_t power = {.d32=0}; -+ -+ power.d32 = dwc_read_reg32(core_if->pcgcctl); -+ DWC_DEBUGPL(DBG_CIL, "PCGCCTL=%0x\n", power.d32); -+ -+ power.b.stoppclk = 0; -+ dwc_write_reg32(core_if->pcgcctl, power.d32); -+ -+ power.b.pwrclmp = 0; -+ dwc_write_reg32(core_if->pcgcctl, power.d32); -+ -+ power.b.rstpdwnmodule = 0; -+ dwc_write_reg32(core_if->pcgcctl, power.d32); -+ } -+#endif -+ /* Clear the Remote Wakeup Signalling */ -+ dctl.b.rmtwkupsig = 1; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dctl, -+ dctl.d32, 0); -+ -+ if (core_if->pcd_cb && core_if->pcd_cb->resume_wakeup) { -+ core_if->pcd_cb->resume_wakeup(core_if->pcd_cb->p); -+ } -+ -+ } else { -+ pcgcctl_data_t pcgcctl = {.d32=0}; -+ -+ /* Restart the Phy Clock */ -+ pcgcctl.b.stoppclk = 1; -+ dwc_modify_reg32(core_if->pcgcctl, pcgcctl.d32, 0); -+ -+ queue_delayed_work(core_if->wq_otg, &core_if->w_wkp, ((70 * HZ / 1000) + 1)); -+ } -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.wkupintr = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This interrupt indicates that a device has been disconnected from -+ * the root port. -+ */ -+int32_t dwc_otg_handle_disconnect_intr(dwc_otg_core_if_t *core_if) -+{ -+ gintsts_data_t gintsts; -+ -+ DWC_DEBUGPL(DBG_ANY, "++Disconnect Detected Interrupt++ (%s) %s\n", -+ (dwc_otg_is_host_mode(core_if)?"Host":"Device"), -+ op_state_str(core_if)); -+ -+/** @todo Consolidate this if statement. */ -+#ifndef DWC_HOST_ONLY -+ if (core_if->op_state == B_HOST) { -+ dwc_otg_pcd_t *pcd; -+ -+ /* If in device mode Disconnect and stop the HCD, then -+ * start the PCD. */ -+ hcd_disconnect(core_if); -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_start(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ core_if->op_state = B_PERIPHERAL; -+ } else if (dwc_otg_is_device_mode(core_if)) { -+ gotgctl_data_t gotgctl = { .d32 = 0 }; -+ gotgctl.d32 = dwc_read_reg32(&core_if->core_global_regs->gotgctl); -+ if (gotgctl.b.hstsethnpen==1) { -+ /* Do nothing, if HNP in process the OTG -+ * interrupt "Host Negotiation Detected" -+ * interrupt will do the mode switch. -+ */ -+ } else if (gotgctl.b.devhnpen == 0) { -+ dwc_otg_pcd_t *pcd; -+ -+ /* If in device mode Disconnect and stop the HCD, then -+ * start the PCD. */ -+ hcd_disconnect(core_if); -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_start(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ -+ core_if->op_state = B_PERIPHERAL; -+ } else { -+ DWC_DEBUGPL(DBG_ANY,"!a_peripheral && !devhnpen\n"); -+ } -+ } else { -+ if (core_if->op_state == A_HOST) { -+ /* A-Cable still connected but device disconnected. */ -+ hcd_disconnect(core_if); -+ } -+ } -+#endif -+ -+ gintsts.d32 = 0; -+ gintsts.b.disconnect = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ return 1; -+} -+/** -+ * This interrupt indicates that SUSPEND state has been detected on -+ * the USB. -+ * -+ * For HNP the USB Suspend interrupt signals the change from -+ * "a_peripheral" to "a_host". -+ * -+ * When power management is enabled the core will be put in low power -+ * mode. -+ */ -+int32_t dwc_otg_handle_usb_suspend_intr(dwc_otg_core_if_t *core_if) -+{ -+ dsts_data_t dsts; -+ gintsts_data_t gintsts; -+ -+ DWC_DEBUGPL(DBG_ANY,"USB SUSPEND\n"); -+ -+ if (dwc_otg_is_device_mode(core_if)) { -+ dwc_otg_pcd_t *pcd; -+ -+ /* Check the Device status register to determine if the Suspend -+ * state is active. */ -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ DWC_DEBUGPL(DBG_PCD, "DSTS=0x%0x\n", dsts.d32); -+ DWC_DEBUGPL(DBG_PCD, "DSTS.Suspend Status=%d " -+ "HWCFG4.power Optimize=%d\n", -+ dsts.b.suspsts, core_if->hwcfg4.b.power_optimiz); -+ -+ -+#ifdef PARTIAL_POWER_DOWN -+/** @todo Add a module parameter for power management. */ -+ -+ if (dsts.b.suspsts && core_if->hwcfg4.b.power_optimiz) { -+ pcgcctl_data_t power = {.d32=0}; -+ DWC_DEBUGPL(DBG_CIL, "suspend\n"); -+ -+ power.b.pwrclmp = 1; -+ dwc_write_reg32(core_if->pcgcctl, power.d32); -+ -+ power.b.rstpdwnmodule = 1; -+ dwc_modify_reg32(core_if->pcgcctl, 0, power.d32); -+ -+ power.b.stoppclk = 1; -+ dwc_modify_reg32(core_if->pcgcctl, 0, power.d32); -+ -+ } else { -+ DWC_DEBUGPL(DBG_ANY,"disconnect?\n"); -+ } -+#endif -+ /* PCD callback for suspend. */ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_suspend(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ } else { -+ if (core_if->op_state == A_PERIPHERAL) { -+ dwc_otg_pcd_t *pcd; -+ -+ DWC_DEBUGPL(DBG_ANY,"a_peripheral->a_host\n"); -+ /* Clear the a_peripheral flag, back to a_host. */ -+ -+ pcd=(dwc_otg_pcd_t *)core_if->pcd_cb->p; -+ if(unlikely(!pcd)) { -+ DWC_ERROR("%s: data structure not initialized properly, core_if->pcd_cb->p = NULL!!!",__func__); -+ BUG(); -+ } -+ SPIN_LOCK(&pcd->lock); -+ -+ pcd_stop(core_if); -+ -+ SPIN_UNLOCK(&pcd->lock); -+ -+ hcd_start(core_if); -+ core_if->op_state = A_HOST; -+ } -+ } -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.usbsuspend = 1; -+ dwc_write_reg32(&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+ -+/** -+ * This function returns the Core Interrupt register. -+ */ -+static inline uint32_t dwc_otg_read_common_intr(dwc_otg_core_if_t *core_if) -+{ -+ gintsts_data_t gintsts; -+ gintmsk_data_t gintmsk; -+ gintmsk_data_t gintmsk_common = {.d32=0}; -+ gintmsk_common.b.wkupintr = 1; -+ gintmsk_common.b.sessreqintr = 1; -+ gintmsk_common.b.conidstschng = 1; -+ gintmsk_common.b.otgintr = 1; -+ gintmsk_common.b.modemismatch = 1; -+ gintmsk_common.b.disconnect = 1; -+ gintmsk_common.b.usbsuspend = 1; -+ /** @todo: The port interrupt occurs while in device -+ * mode. Added code to CIL to clear the interrupt for now! -+ */ -+ gintmsk_common.b.portintr = 1; -+ -+ gintsts.d32 = dwc_read_reg32(&core_if->core_global_regs->gintsts); -+ gintmsk.d32 = dwc_read_reg32(&core_if->core_global_regs->gintmsk); -+#ifdef DEBUG -+ /* if any common interrupts set */ -+ if (gintsts.d32 & gintmsk_common.d32) { -+ DWC_DEBUGPL(DBG_ANY, "gintsts=%08x gintmsk=%08x\n", -+ gintsts.d32, gintmsk.d32); -+ } -+#endif -+ -+ return ((gintsts.d32 & gintmsk.d32) & gintmsk_common.d32); -+ -+} -+ -+/** -+ * Common interrupt handler. -+ * -+ * The common interrupts are those that occur in both Host and Device mode. -+ * This handler handles the following interrupts: -+ * - Mode Mismatch Interrupt -+ * - Disconnect Interrupt -+ * - OTG Interrupt -+ * - Connector ID Status Change Interrupt -+ * - Session Request Interrupt. -+ * - Resume / Remote Wakeup Detected Interrupt. -+ * -+ */ -+int32_t dwc_otg_handle_common_intr(dwc_otg_core_if_t *core_if) -+{ -+ int retval = 0; -+ gintsts_data_t gintsts; -+ -+ gintsts.d32 = dwc_otg_read_common_intr(core_if); -+ -+ if (gintsts.b.modemismatch) { -+ retval |= dwc_otg_handle_mode_mismatch_intr(core_if); -+ } -+ if (gintsts.b.otgintr) { -+ retval |= dwc_otg_handle_otg_intr(core_if); -+ } -+ if (gintsts.b.conidstschng) { -+ retval |= dwc_otg_handle_conn_id_status_change_intr(core_if); -+ } -+ if (gintsts.b.disconnect) { -+ retval |= dwc_otg_handle_disconnect_intr(core_if); -+ } -+ if (gintsts.b.sessreqintr) { -+ retval |= dwc_otg_handle_session_req_intr(core_if); -+ } -+ if (gintsts.b.wkupintr) { -+ retval |= dwc_otg_handle_wakeup_detected_intr(core_if); -+ } -+ if (gintsts.b.usbsuspend) { -+ retval |= dwc_otg_handle_usb_suspend_intr(core_if); -+ } -+ if (gintsts.b.portintr && dwc_otg_is_device_mode(core_if)) { -+ /* The port interrupt occurs while in device mode with HPRT0 -+ * Port Enable/Disable. -+ */ -+ gintsts.d32 = 0; -+ gintsts.b.portintr = 1; -+ dwc_write_reg32(&core_if->core_global_regs->gintsts, -+ gintsts.d32); -+ retval |= 1; -+ -+ } -+ -+ S3C2410X_CLEAR_EINTPEND(); -+ -+ return retval; -+} ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_driver.c -@@ -0,0 +1,1283 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_driver.c $ -+ * $Revision: #63 $ -+ * $Date: 2008/09/24 $ -+ * $Change: 1101777 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+/** @file -+ * The dwc_otg_driver module provides the initialization and cleanup entry -+ * points for the DWC_otg driver. This module will be dynamically installed -+ * after Linux is booted using the insmod command. When the module is -+ * installed, the dwc_otg_driver_init function is called. When the module is -+ * removed (using rmmod), the dwc_otg_driver_cleanup function is called. -+ * -+ * This module also defines a data structure for the dwc_otg_driver, which is -+ * used in conjunction with the standard ARM lm_device structure. These -+ * structures allow the OTG driver to comply with the standard Linux driver -+ * model in which devices and drivers are registered with a bus driver. This -+ * has the benefit that Linux can expose attributes of the driver and device -+ * in its special sysfs file system. Users can then read or write files in -+ * this file system to perform diagnostics on the driver components or the -+ * device. -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/init.h> -+#include <linux/device.h> -+#include <linux/errno.h> -+#include <linux/types.h> -+#include <linux/stat.h> /* permission constants */ -+#include <linux/version.h> -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+# include <linux/irq.h> -+#endif -+ -+#include <asm/io.h> -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+# include <asm/irq.h> -+#endif -+ -+//#include <asm/arch/lm.h> -+#include <mach/lm.h> -+#include <mach/board.h> -+#include <asm/sizes.h> -+#include <mach/pm.h> -+ -+#include "dwc_otg_plat.h" -+#include "dwc_otg_attr.h" -+#include "dwc_otg_driver.h" -+#include "dwc_otg_cil.h" -+#include "dwc_otg_pcd.h" -+#include "dwc_otg_hcd.h" -+ -+#define DWC_DRIVER_VERSION "2.72a 24-JUN-2008" -+#define DWC_DRIVER_DESC "HS OTG USB Controller driver" -+ -+static const char dwc_driver_name[] = "dwc_otg"; -+ -+/*-------------------------------------------------------------------------*/ -+/* Encapsulate the module parameter settings */ -+ -+static dwc_otg_core_params_t dwc_otg_module_params = { -+ .opt = -1, -+ .otg_cap = -1, -+ .dma_enable = -1, -+ .dma_desc_enable = -1, -+ .dma_burst_size = -1, -+ .speed = -1, -+ .host_support_fs_ls_low_power = -1, -+ .host_ls_low_power_phy_clk = -1, -+ .enable_dynamic_fifo = -1, -+ .data_fifo_size = -1, -+ .dev_rx_fifo_size = -1, -+ .dev_nperio_tx_fifo_size = -1, -+ .dev_perio_tx_fifo_size = { -+ /* dev_perio_tx_fifo_size_1 */ -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1 -+ /* 15 */ -+ }, -+ .host_rx_fifo_size = -1, -+ .host_nperio_tx_fifo_size = -1, -+ .host_perio_tx_fifo_size = -1, -+ .max_transfer_size = -1, -+ .max_packet_count = -1, -+ .host_channels = -1, -+ .dev_endpoints = -1, -+ .phy_type = -1, -+ .phy_utmi_width = -1, -+ .phy_ulpi_ddr = -1, -+ .phy_ulpi_ext_vbus = -1, -+ .i2c_enable = -1, -+ .ulpi_fs_ls = -1, -+ .ts_dline = -1, -+ .en_multiple_tx_fifo = -1, -+ .dev_tx_fifo_size = { -+ /* dev_tx_fifo_size */ -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1, -+ -1 -+ /* 15 */ -+ }, -+ .thr_ctl = -1, -+ .tx_thr_length = -1, -+ .rx_thr_length = -1, -+ .pti_enable = -1, -+ .mpi_enable = -1, -+}; -+ -+/** -+ * This function shows the Driver Version. -+ */ -+static ssize_t version_show(struct device_driver *dev, char *buf) -+{ -+ return snprintf(buf, sizeof(DWC_DRIVER_VERSION)+2, "%s\n", -+ DWC_DRIVER_VERSION); -+} -+static DRIVER_ATTR(version, S_IRUGO, version_show, NULL); -+ -+/** -+ * Global Debug Level Mask. -+ */ -+uint32_t g_dbg_lvl = 0; /* OFF */ -+ -+/** -+ * This function shows the driver Debug Level. -+ */ -+static ssize_t dbg_level_show(struct device_driver *drv, char *buf) -+{ -+ return sprintf(buf, "0x%0x\n", g_dbg_lvl); -+} -+ -+/** -+ * This function stores the driver Debug Level. -+ */ -+static ssize_t dbg_level_store(struct device_driver *drv, const char *buf, -+ size_t count) -+{ -+ g_dbg_lvl = simple_strtoul(buf, NULL, 16); -+ return count; -+} -+static DRIVER_ATTR(debuglevel, S_IRUGO|S_IWUSR, dbg_level_show, dbg_level_store); -+ -+/** -+ * This function is called during module intialization to verify that -+ * the module parameters are in a valid state. -+ */ -+static int check_parameters(dwc_otg_core_if_t *core_if) -+{ -+ int i; -+ int retval = 0; -+ -+/* Checks if the parameter is outside of its valid range of values */ -+#define DWC_OTG_PARAM_TEST(_param_, _low_, _high_) \ -+ ((dwc_otg_module_params._param_ < (_low_)) || \ -+ (dwc_otg_module_params._param_ > (_high_))) -+ -+/* If the parameter has been set by the user, check that the parameter value is -+ * within the value range of values. If not, report a module error. */ -+#define DWC_OTG_PARAM_ERR(_param_, _low_, _high_, _string_) \ -+ do { \ -+ if (dwc_otg_module_params._param_ != -1) { \ -+ if (DWC_OTG_PARAM_TEST(_param_, (_low_), (_high_))) { \ -+ DWC_ERROR("`%d' invalid for parameter `%s'\n", \ -+ dwc_otg_module_params._param_, _string_); \ -+ dwc_otg_module_params._param_ = dwc_param_##_param_##_default; \ -+ retval++; \ -+ } \ -+ } \ -+ } while (0) -+ -+ DWC_OTG_PARAM_ERR(opt,0,1,"opt"); -+ DWC_OTG_PARAM_ERR(otg_cap,0,2,"otg_cap"); -+ DWC_OTG_PARAM_ERR(dma_enable,0,1,"dma_enable"); -+ DWC_OTG_PARAM_ERR(dma_desc_enable,0,1,"dma_desc_enable"); -+ DWC_OTG_PARAM_ERR(speed,0,1,"speed"); -+ DWC_OTG_PARAM_ERR(host_support_fs_ls_low_power,0,1,"host_support_fs_ls_low_power"); -+ DWC_OTG_PARAM_ERR(host_ls_low_power_phy_clk,0,1,"host_ls_low_power_phy_clk"); -+ DWC_OTG_PARAM_ERR(enable_dynamic_fifo,0,1,"enable_dynamic_fifo"); -+ DWC_OTG_PARAM_ERR(data_fifo_size,32,32768,"data_fifo_size"); -+ DWC_OTG_PARAM_ERR(dev_rx_fifo_size,16,32768,"dev_rx_fifo_size"); -+ DWC_OTG_PARAM_ERR(dev_nperio_tx_fifo_size,16,32768,"dev_nperio_tx_fifo_size"); -+ DWC_OTG_PARAM_ERR(host_rx_fifo_size,16,32768,"host_rx_fifo_size"); -+ DWC_OTG_PARAM_ERR(host_nperio_tx_fifo_size,16,32768,"host_nperio_tx_fifo_size"); -+ DWC_OTG_PARAM_ERR(host_perio_tx_fifo_size,16,32768,"host_perio_tx_fifo_size"); -+ DWC_OTG_PARAM_ERR(max_transfer_size,2047,524288,"max_transfer_size"); -+ DWC_OTG_PARAM_ERR(max_packet_count,15,511,"max_packet_count"); -+ DWC_OTG_PARAM_ERR(host_channels,1,16,"host_channels"); -+ DWC_OTG_PARAM_ERR(dev_endpoints,1,15,"dev_endpoints"); -+ DWC_OTG_PARAM_ERR(phy_type,0,2,"phy_type"); -+ DWC_OTG_PARAM_ERR(phy_ulpi_ddr,0,1,"phy_ulpi_ddr"); -+ DWC_OTG_PARAM_ERR(phy_ulpi_ext_vbus,0,1,"phy_ulpi_ext_vbus"); -+ DWC_OTG_PARAM_ERR(i2c_enable,0,1,"i2c_enable"); -+ DWC_OTG_PARAM_ERR(ulpi_fs_ls,0,1,"ulpi_fs_ls"); -+ DWC_OTG_PARAM_ERR(ts_dline,0,1,"ts_dline"); -+ -+ if (dwc_otg_module_params.dma_burst_size != -1) { -+ if (DWC_OTG_PARAM_TEST(dma_burst_size,1,1) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,4,4) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,8,8) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,16,16) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,32,32) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,64,64) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,128,128) && -+ DWC_OTG_PARAM_TEST(dma_burst_size,256,256)) { -+ DWC_ERROR("`%d' invalid for parameter `dma_burst_size'\n", -+ dwc_otg_module_params.dma_burst_size); -+ dwc_otg_module_params.dma_burst_size = 32; -+ retval++; -+ } -+ -+ { -+ uint8_t brst_sz = 0; -+ while(dwc_otg_module_params.dma_burst_size > 1) { -+ brst_sz ++; -+ dwc_otg_module_params.dma_burst_size >>= 1; -+ } -+ dwc_otg_module_params.dma_burst_size = brst_sz; -+ } -+ } -+ -+ if (dwc_otg_module_params.phy_utmi_width != -1) { -+ if (DWC_OTG_PARAM_TEST(phy_utmi_width, 8, 8) && -+ DWC_OTG_PARAM_TEST(phy_utmi_width, 16, 16)) { -+ DWC_ERROR("`%d' invalid for parameter `phy_utmi_width'\n", -+ dwc_otg_module_params.phy_utmi_width); -+ dwc_otg_module_params.phy_utmi_width = 16; -+ retval++; -+ } -+ } -+ -+ for (i = 0; i < 15; i++) { -+ /** @todo should be like above */ -+ //DWC_OTG_PARAM_ERR(dev_perio_tx_fifo_size[i], 4, 768, "dev_perio_tx_fifo_size"); -+ if (dwc_otg_module_params.dev_perio_tx_fifo_size[i] != -1) { -+ if (DWC_OTG_PARAM_TEST(dev_perio_tx_fifo_size[i], 4, 768)) { -+ DWC_ERROR("`%d' invalid for parameter `%s_%d'\n", -+ dwc_otg_module_params.dev_perio_tx_fifo_size[i], "dev_perio_tx_fifo_size", i); -+ dwc_otg_module_params.dev_perio_tx_fifo_size[i] = dwc_param_dev_perio_tx_fifo_size_default; -+ retval++; -+ } -+ } -+ } -+ -+ DWC_OTG_PARAM_ERR(en_multiple_tx_fifo, 0, 1, "en_multiple_tx_fifo"); -+ -+ for (i = 0; i < 15; i++) { -+ /** @todo should be like above */ -+ //DWC_OTG_PARAM_ERR(dev_tx_fifo_size[i], 4, 768, "dev_tx_fifo_size"); -+ if (dwc_otg_module_params.dev_tx_fifo_size[i] != -1) { -+ if (DWC_OTG_PARAM_TEST(dev_tx_fifo_size[i], 4, 768)) { -+ DWC_ERROR("`%d' invalid for parameter `%s_%d'\n", -+ dwc_otg_module_params.dev_tx_fifo_size[i], "dev_tx_fifo_size", i); -+ dwc_otg_module_params.dev_tx_fifo_size[i] = dwc_param_dev_tx_fifo_size_default; -+ retval++; -+ } -+ } -+ } -+ -+ DWC_OTG_PARAM_ERR(thr_ctl, 0, 7, "thr_ctl"); -+ DWC_OTG_PARAM_ERR(tx_thr_length, 8, 128, "tx_thr_length"); -+ DWC_OTG_PARAM_ERR(rx_thr_length, 8, 128, "rx_thr_length"); -+ -+ DWC_OTG_PARAM_ERR(pti_enable,0,1,"pti_enable"); -+ DWC_OTG_PARAM_ERR(mpi_enable,0,1,"mpi_enable"); -+ -+ /* At this point, all module parameters that have been set by the user -+ * are valid, and those that have not are left unset. Now set their -+ * default values and/or check the parameters against the hardware -+ * configurations of the OTG core. */ -+ -+/* This sets the parameter to the default value if it has not been set by the -+ * user */ -+#define DWC_OTG_PARAM_SET_DEFAULT(_param_) \ -+ ({ \ -+ int changed = 1; \ -+ if (dwc_otg_module_params._param_ == -1) { \ -+ changed = 0; \ -+ dwc_otg_module_params._param_ = dwc_param_##_param_##_default; \ -+ } \ -+ changed; \ -+ }) -+ -+/* This checks the macro agains the hardware configuration to see if it is -+ * valid. It is possible that the default value could be invalid. In this -+ * case, it will report a module error if the user touched the parameter. -+ * Otherwise it will adjust the value without any error. */ -+#define DWC_OTG_PARAM_CHECK_VALID(_param_, _str_, _is_valid_, _set_valid_) \ -+ ({ \ -+ int changed = DWC_OTG_PARAM_SET_DEFAULT(_param_); \ -+ int error = 0; \ -+ if (!(_is_valid_)) { \ -+ if (changed) { \ -+ DWC_ERROR("`%d' invalid for parameter `%s'. Check HW configuration.\n", dwc_otg_module_params._param_, _str_); \ -+ error = 1; \ -+ } \ -+ dwc_otg_module_params._param_ = (_set_valid_); \ -+ } \ -+ error; \ -+ }) -+ -+ /* OTG Cap */ -+ retval += DWC_OTG_PARAM_CHECK_VALID(otg_cap, "otg_cap", -+ ({ -+ int valid; -+ valid = 1; -+ switch (dwc_otg_module_params.otg_cap) { -+ case DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE: -+ if (core_if->hwcfg2.b.op_mode != DWC_HWCFG2_OP_MODE_HNP_SRP_CAPABLE_OTG) -+ valid = 0; -+ break; -+ case DWC_OTG_CAP_PARAM_SRP_ONLY_CAPABLE: -+ if ((core_if->hwcfg2.b.op_mode != DWC_HWCFG2_OP_MODE_HNP_SRP_CAPABLE_OTG) && -+ (core_if->hwcfg2.b.op_mode != DWC_HWCFG2_OP_MODE_SRP_ONLY_CAPABLE_OTG) && -+ (core_if->hwcfg2.b.op_mode != DWC_HWCFG2_OP_MODE_SRP_CAPABLE_DEVICE) && -+ (core_if->hwcfg2.b.op_mode != DWC_HWCFG2_OP_MODE_SRP_CAPABLE_HOST)) { -+ valid = 0; -+ } -+ break; -+ case DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE: -+ /* always valid */ -+ break; -+ } -+ valid; -+ }), -+ (((core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_HNP_SRP_CAPABLE_OTG) || -+ (core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_SRP_ONLY_CAPABLE_OTG) || -+ (core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_SRP_CAPABLE_DEVICE) || -+ (core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_SRP_CAPABLE_HOST)) ? -+ DWC_OTG_CAP_PARAM_SRP_ONLY_CAPABLE : -+ DWC_OTG_CAP_PARAM_NO_HNP_SRP_CAPABLE)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(dma_enable, "dma_enable", -+ ((dwc_otg_module_params.dma_enable == 1) && (core_if->hwcfg2.b.architecture == 0)) ? 0 : 1, -+ 0); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(dma_desc_enable, "dma_desc_enable", -+ ((dwc_otg_module_params.dma_desc_enable == 1) && -+ ((dwc_otg_module_params.dma_enable == 0) || (core_if->hwcfg4.b.desc_dma == 0))) ? 0 : 1, -+ 0); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(opt, "opt", 1, 0); -+ -+ DWC_OTG_PARAM_SET_DEFAULT(dma_burst_size); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(host_support_fs_ls_low_power, -+ "host_support_fs_ls_low_power", -+ 1, 0); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(enable_dynamic_fifo, -+ "enable_dynamic_fifo", -+ ((dwc_otg_module_params.enable_dynamic_fifo == 0) || -+ (core_if->hwcfg2.b.dynamic_fifo == 1)), 0); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(data_fifo_size, -+ "data_fifo_size", -+ (dwc_otg_module_params.data_fifo_size <= core_if->hwcfg3.b.dfifo_depth), -+ core_if->hwcfg3.b.dfifo_depth); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(dev_rx_fifo_size, -+ "dev_rx_fifo_size", -+ (dwc_otg_module_params.dev_rx_fifo_size <= dwc_read_reg32(&core_if->core_global_regs->grxfsiz)), -+ dwc_read_reg32(&core_if->core_global_regs->grxfsiz)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(dev_nperio_tx_fifo_size, -+ "dev_nperio_tx_fifo_size", -+ (dwc_otg_module_params.dev_nperio_tx_fifo_size <= (dwc_read_reg32(&core_if->core_global_regs->gnptxfsiz) >> 16)), -+ (dwc_read_reg32(&core_if->core_global_regs->gnptxfsiz) >> 16)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(host_rx_fifo_size, -+ "host_rx_fifo_size", -+ (dwc_otg_module_params.host_rx_fifo_size <= dwc_read_reg32(&core_if->core_global_regs->grxfsiz)), -+ dwc_read_reg32(&core_if->core_global_regs->grxfsiz)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(host_nperio_tx_fifo_size, -+ "host_nperio_tx_fifo_size", -+ (dwc_otg_module_params.host_nperio_tx_fifo_size <= (dwc_read_reg32(&core_if->core_global_regs->gnptxfsiz) >> 16)), -+ (dwc_read_reg32(&core_if->core_global_regs->gnptxfsiz) >> 16)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(host_perio_tx_fifo_size, -+ "host_perio_tx_fifo_size", -+ (dwc_otg_module_params.host_perio_tx_fifo_size <= ((dwc_read_reg32(&core_if->core_global_regs->hptxfsiz) >> 16))), -+ ((dwc_read_reg32(&core_if->core_global_regs->hptxfsiz) >> 16))); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(max_transfer_size, -+ "max_transfer_size", -+ (dwc_otg_module_params.max_transfer_size < (1 << (core_if->hwcfg3.b.xfer_size_cntr_width + 11))), -+ ((1 << (core_if->hwcfg3.b.xfer_size_cntr_width + 11)) - 1)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(max_packet_count, -+ "max_packet_count", -+ (dwc_otg_module_params.max_packet_count < (1 << (core_if->hwcfg3.b.packet_size_cntr_width + 4))), -+ ((1 << (core_if->hwcfg3.b.packet_size_cntr_width + 4)) - 1)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(host_channels, -+ "host_channels", -+ (dwc_otg_module_params.host_channels <= (core_if->hwcfg2.b.num_host_chan + 1)), -+ (core_if->hwcfg2.b.num_host_chan + 1)); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(dev_endpoints, -+ "dev_endpoints", -+ (dwc_otg_module_params.dev_endpoints <= (core_if->hwcfg2.b.num_dev_ep)), -+ core_if->hwcfg2.b.num_dev_ep); -+ -+/* -+ * Define the following to disable the FS PHY Hardware checking. This is for -+ * internal testing only. -+ * -+ * #define NO_FS_PHY_HW_CHECKS -+ */ -+ -+#ifdef NO_FS_PHY_HW_CHECKS -+ retval += DWC_OTG_PARAM_CHECK_VALID(phy_type, -+ "phy_type", 1, 0); -+#else -+ retval += DWC_OTG_PARAM_CHECK_VALID(phy_type, -+ "phy_type", -+ ({ -+ int valid = 0; -+ if ((dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_UTMI) && -+ ((core_if->hwcfg2.b.hs_phy_type == 1) || -+ (core_if->hwcfg2.b.hs_phy_type == 3))) { -+ valid = 1; -+ } -+ else if ((dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_ULPI) && -+ ((core_if->hwcfg2.b.hs_phy_type == 2) || -+ (core_if->hwcfg2.b.hs_phy_type == 3))) { -+ valid = 1; -+ } -+ else if ((dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_FS) && -+ (core_if->hwcfg2.b.fs_phy_type == 1)) { -+ valid = 1; -+ } -+ valid; -+ }), -+ ({ -+ int set = DWC_PHY_TYPE_PARAM_FS; -+ if (core_if->hwcfg2.b.hs_phy_type) { -+ if ((core_if->hwcfg2.b.hs_phy_type == 3) || -+ (core_if->hwcfg2.b.hs_phy_type == 1)) { -+ set = DWC_PHY_TYPE_PARAM_UTMI; -+ } -+ else { -+ set = DWC_PHY_TYPE_PARAM_ULPI; -+ } -+ } -+ set; -+ })); -+#endif -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(speed, "speed", -+ (dwc_otg_module_params.speed == 0) && (dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_FS) ? 0 : 1, -+ dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_FS ? 1 : 0); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(host_ls_low_power_phy_clk, -+ "host_ls_low_power_phy_clk", -+ ((dwc_otg_module_params.host_ls_low_power_phy_clk == DWC_HOST_LS_LOW_POWER_PHY_CLK_PARAM_48MHZ) && (dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_FS) ? 0 : 1), -+ ((dwc_otg_module_params.phy_type == DWC_PHY_TYPE_PARAM_FS) ? DWC_HOST_LS_LOW_POWER_PHY_CLK_PARAM_6MHZ : DWC_HOST_LS_LOW_POWER_PHY_CLK_PARAM_48MHZ)); -+ -+ DWC_OTG_PARAM_SET_DEFAULT(phy_ulpi_ddr); -+ DWC_OTG_PARAM_SET_DEFAULT(phy_ulpi_ext_vbus); -+ DWC_OTG_PARAM_SET_DEFAULT(phy_utmi_width); -+ DWC_OTG_PARAM_SET_DEFAULT(ulpi_fs_ls); -+ DWC_OTG_PARAM_SET_DEFAULT(ts_dline); -+ -+#ifdef NO_FS_PHY_HW_CHECKS -+ retval += DWC_OTG_PARAM_CHECK_VALID(i2c_enable, "i2c_enable", 1, 0); -+#else -+ retval += DWC_OTG_PARAM_CHECK_VALID(i2c_enable, -+ "i2c_enable", -+ (dwc_otg_module_params.i2c_enable == 1) && (core_if->hwcfg3.b.i2c == 0) ? 0 : 1, -+ 0); -+#endif -+ -+ for (i = 0; i < 15; i++) { -+ int changed = 1; -+ int error = 0; -+ -+ if (dwc_otg_module_params.dev_perio_tx_fifo_size[i] == -1) { -+ changed = 0; -+ dwc_otg_module_params.dev_perio_tx_fifo_size[i] = dwc_param_dev_perio_tx_fifo_size_default; -+ } -+ if (!(dwc_otg_module_params.dev_perio_tx_fifo_size[i] <= (dwc_read_reg32(&core_if->core_global_regs->dptxfsiz_dieptxf[i])))) { -+ if (changed) { -+ DWC_ERROR("`%d' invalid for parameter `dev_perio_fifo_size_%d'. Check HW configuration.\n", dwc_otg_module_params.dev_perio_tx_fifo_size[i], i); -+ error = 1; -+ } -+ dwc_otg_module_params.dev_perio_tx_fifo_size[i] = dwc_read_reg32(&core_if->core_global_regs->dptxfsiz_dieptxf[i]); -+ } -+ retval += error; -+ } -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(en_multiple_tx_fifo, "en_multiple_tx_fifo", -+ ((dwc_otg_module_params.en_multiple_tx_fifo == 1) && (core_if->hwcfg4.b.ded_fifo_en == 0)) ? 0 : 1, -+ 0); -+ -+ for (i = 0; i < 15; i++) { -+ int changed = 1; -+ int error = 0; -+ -+ if (dwc_otg_module_params.dev_tx_fifo_size[i] == -1) { -+ changed = 0; -+ dwc_otg_module_params.dev_tx_fifo_size[i] = dwc_param_dev_tx_fifo_size_default; -+ } -+ if (!(dwc_otg_module_params.dev_tx_fifo_size[i] <= (dwc_read_reg32(&core_if->core_global_regs->dptxfsiz_dieptxf[i])))) { -+ if (changed) { -+ DWC_ERROR("%d' invalid for parameter `dev_perio_fifo_size_%d'. Check HW configuration.\n", dwc_otg_module_params.dev_tx_fifo_size[i], i); -+ error = 1; -+ } -+ dwc_otg_module_params.dev_tx_fifo_size[i] = dwc_read_reg32(&core_if->core_global_regs->dptxfsiz_dieptxf[i]); -+ } -+ retval += error; -+ } -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(thr_ctl, "thr_ctl", -+ ((dwc_otg_module_params.thr_ctl != 0) && ((dwc_otg_module_params.dma_enable == 0) || (core_if->hwcfg4.b.ded_fifo_en == 0))) ? 0 : 1, -+ 0); -+ -+ DWC_OTG_PARAM_SET_DEFAULT(tx_thr_length); -+ DWC_OTG_PARAM_SET_DEFAULT(rx_thr_length); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(pti_enable, "pti_enable", -+ ((dwc_otg_module_params.pti_enable == 0) || ((dwc_otg_module_params.pti_enable == 1) && (core_if->snpsid >= 0x4F54272A))) ? 1 : 0, -+ 0); -+ -+ retval += DWC_OTG_PARAM_CHECK_VALID(mpi_enable, "mpi_enable", -+ ((dwc_otg_module_params.mpi_enable == 0) || ((dwc_otg_module_params.mpi_enable == 1) && (core_if->hwcfg2.b.multi_proc_int == 1))) ? 1 : 0, -+ 0); -+ return retval; -+} -+ -+/** -+ * This function is the top level interrupt handler for the Common -+ * (Device and host modes) interrupts. -+ */ -+static irqreturn_t dwc_otg_common_irq(int irq, void *dev -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) -+ , struct pt_regs *r -+#endif -+ ) -+{ -+ dwc_otg_device_t *otg_dev = dev; -+ int32_t retval = IRQ_NONE; -+ -+ retval = dwc_otg_handle_common_intr(otg_dev->core_if); -+ return IRQ_RETVAL(retval); -+} -+ -+/** -+ * This function is called when a lm_device is unregistered with the -+ * dwc_otg_driver. This happens, for example, when the rmmod command is -+ * executed. The device may or may not be electrically present. If it is -+ * present, the driver stops device processing. Any resources used on behalf -+ * of this device are freed. -+ * -+ * @param[in] lmdev -+ */ -+static void dwc_otg_driver_remove(struct lm_device *lmdev) -+{ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lmdev); -+ DWC_DEBUGPL(DBG_ANY, "%s(%p)\n", __func__, lmdev); -+ -+ if (!otg_dev) { -+ /* Memory allocation for the dwc_otg_device failed. */ -+ DWC_DEBUGPL(DBG_ANY, "%s: otg_dev NULL!\n", __func__); -+ return; -+ } -+ -+ /* -+ * Free the IRQ -+ */ -+ if (otg_dev->common_irq_installed) { -+ free_irq(lmdev->irq, otg_dev); -+ } -+ -+#ifndef DWC_DEVICE_ONLY -+ if (otg_dev->hcd) { -+ dwc_otg_hcd_remove(lmdev); -+ } else { -+ DWC_DEBUGPL(DBG_ANY, "%s: otg_dev->hcd NULL!\n", __func__); -+ return; -+ } -+#endif -+ -+#ifndef DWC_HOST_ONLY -+ if (otg_dev->pcd) { -+ dwc_otg_pcd_remove(lmdev); -+ } -+#endif -+ if (otg_dev->core_if) { -+ dwc_otg_cil_remove(otg_dev->core_if); -+ } -+ -+ /* -+ * Remove the device attributes -+ */ -+ dwc_otg_attr_remove(lmdev); -+ -+ /* -+ * Return the memory. -+ */ -+ if (otg_dev->base) { -+ cns3xxx_iounmap(otg_dev->base); -+ } -+ kfree(otg_dev); -+ -+ /* -+ * Clear the drvdata pointer. -+ */ -+ lm_set_drvdata(lmdev, 0); -+} -+ -+/** -+ * This function is called when an lm_device is bound to a -+ * dwc_otg_driver. It creates the driver components required to -+ * control the device (CIL, HCD, and PCD) and it initializes the -+ * device. The driver components are stored in a dwc_otg_device -+ * structure. A reference to the dwc_otg_device is saved in the -+ * lm_device. This allows the driver to access the dwc_otg_device -+ * structure on subsequent calls to driver methods for this device. -+ * -+ * @param[in] lmdev lm_device definition -+ */ -+static int dwc_otg_driver_probe(struct lm_device *lmdev) -+{ -+ int retval = 0; -+ uint32_t snpsid; -+ dwc_otg_device_t *dwc_otg_device; -+ u_int32_t val; -+ -+ dev_dbg(&lmdev->dev, "dwc_otg_driver_probe(%p)\n", lmdev); -+ dev_dbg(&lmdev->dev, "start=0x%08x\n", (unsigned)lmdev->resource.start); -+ -+ dwc_otg_device = kmalloc(sizeof(dwc_otg_device_t), GFP_KERNEL); -+ -+ if (!dwc_otg_device) { -+ dev_err(&lmdev->dev, "kmalloc of dwc_otg_device failed\n"); -+ retval = -ENOMEM; -+ goto fail; -+ } -+ -+ memset(dwc_otg_device, 0, sizeof(*dwc_otg_device)); -+ dwc_otg_device->reg_offset = 0xFFFFFFFF; -+ -+ /* -+ * Map the DWC_otg Core memory into virtual address space. -+ */ -+#ifdef CNS3XXX_USBOTG_BASE_VIRT -+ dwc_otg_device->base = (void __iomem *) CNS3XXX_USBOTG_BASE_VIRT; -+#else -+ dwc_otg_device->base = ioremap(lmdev->resource.start, SZ_256K); -+#endif -+ -+ if (!dwc_otg_device->base) { -+ dev_err(&lmdev->dev, "cns3xxx_ioremap() failed\n"); -+ retval = -ENOMEM; -+ goto fail; -+ } -+ dev_dbg(&lmdev->dev, "base=0x%08x\n", (unsigned)dwc_otg_device->base); -+ -+#ifdef CONFIG_SILICON -+#if 0 -+ //OTG PHY -+ cns3xxx_pwr_power_up(1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY0); -+ //USB -+ //cns3xxx_pwr_power_up(1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_USB_PHY1); -+#endif -+ cns3xxx_pwr_power_up(1<<PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_USB); -+ cns3xxx_pwr_clk_en(1<<PM_CLK_GATE_REG_OFFSET_USB_OTG); -+ cns3xxx_pwr_soft_rst(1<<PM_SOFT_RST_REG_OFFST_USB_OTG); -+ //cns3xxx_pwr_clk_en(1<<PM_CLK_GATE_REG_OFFSET_USB_HOST); -+ //cns3xxx_pwr_soft_rst(1<<PM_SOFT_RST_REG_OFFST_USB_HOST); -+#ifdef CONFIG_USB_CNS3XXX_OTG_ENABLE_OTG_DRVVBUS -+ *((volatile u32*) (CNS3XXX_MISC_BASE_VIRT/*0x7600_0000*/+0x14)) |= (1<<3); -+#endif //#ifdef CONFIG_USB_CNS3XXX_OTG_ENABLE_OTG_DRVVBUS -+ -+#endif //CONFIG_SILICON -+ -+ /* -+ * Attempt to ensure this device is really a DWC_otg Controller. -+ * Read and verify the SNPSID register contents. The value should be -+ * 0x45F42XXX, which corresponds to "OT2", as in "OTG version 2.XX". -+ */ -+ snpsid = dwc_read_reg32((uint32_t *)((uint8_t *)dwc_otg_device->base + 0x40)); -+ -+ if ((snpsid & 0xFFFFF000) != OTG_CORE_REV_2_00) { -+ dev_err(&lmdev->dev, "Bad value for SNPSID: 0x%08x\n", snpsid); -+ retval = -EINVAL; -+ goto fail; -+ } -+ -+ DWC_PRINT("Core Release: %x.%x%x%x\n", -+ (snpsid >> 12 & 0xF), -+ (snpsid >> 8 & 0xF), -+ (snpsid >> 4 & 0xF), -+ (snpsid & 0xF)); -+ -+ -+ -+ // de-assert otgdisable -+ val=__raw_readl((void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0808)); -+ __raw_writel(val&(~(1 << 10)), (void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0808)); -+ val=__raw_readl((void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0808)); -+ DWC_DEBUGPL(DBG_CIL, "de-assert otgdisable(bit10): MISC_USBPHY00_CFG_REG=%.8x\n",val); -+ -+ -+#ifdef ENDIAN_MODE_BIG_ENDIAN -+ // bit[18]:otg endian, bit[19]:usbh endian -+ val=__raw_readl((void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0800)); -+ __raw_writel(val|(1 << 18), (void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0800)); -+#endif -+ val=__raw_readl((void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0800)); -+ DWC_DEBUGPL(DBG_CIL, "OTG endian(bit18): MISC_USB_CFG_REG=%.8x, OTG in %s endian mode\n",val,(val&(1<<18))?"big":"little"); -+ -+/* -+ // PMU control -+ HAL_PMU_POWER_ON_USB_PHY1(); -+ HAL_PMU_POWER_ON_USB_PHY0(); -+ -+ HAL_PMU_POWER_ON_USB(); -+ -+ HAL_PMU_ENABLE_USB_OTG_CLOCK(); -+ HAL_PMU_ENABLE_USB_HOST_CLOCK(); -+ -+ Hal_Pmu_Software_Reset(PMU_USB_OTG_SOFTWARE_RESET_BIT_INDEX); -+ Hal_Pmu_Software_Reset(PMU_USB_HOST_SOFTWARE_RESET_BIT_INDEX); -+*/ -+ -+ /* -+ * Initialize driver data to point to the global DWC_otg -+ * Device structure. -+ */ -+ lm_set_drvdata(lmdev, dwc_otg_device); -+ dev_dbg(&lmdev->dev, "dwc_otg_device=0x%p\n", dwc_otg_device); -+ -+ dwc_otg_device->core_if = dwc_otg_cil_init(dwc_otg_device->base, -+ &dwc_otg_module_params); -+ -+ dwc_otg_device->core_if->snpsid = snpsid; -+ -+ if (!dwc_otg_device->core_if) { -+ dev_err(&lmdev->dev, "CIL initialization failed!\n"); -+ retval = -ENOMEM; -+ goto fail; -+ } -+ -+ /* -+ * Validate parameter values. -+ */ -+ if (check_parameters(dwc_otg_device->core_if)) { -+ retval = -EINVAL; -+ goto fail; -+ } -+ -+ /* -+ * Create Device Attributes in sysfs -+ */ -+ dwc_otg_attr_create(lmdev); -+ -+ /* -+ * Disable the global interrupt until all the interrupt -+ * handlers are installed. -+ */ -+ dwc_otg_disable_global_interrupts(dwc_otg_device->core_if); -+ -+ /* -+ * Install the interrupt handler for the common interrupts before -+ * enabling common interrupts in core_init below. -+ */ -+ DWC_DEBUGPL(DBG_CIL, "registering (common) handler for irq%d\n", -+ lmdev->irq); -+ retval = request_irq(lmdev->irq, dwc_otg_common_irq, -+ IRQF_SHARED, "dwc_otg", dwc_otg_device); -+ if (retval) { -+ DWC_ERROR("request of irq%d failed\n", lmdev->irq); -+ retval = -EBUSY; -+ goto fail; -+ } else { -+ dwc_otg_device->common_irq_installed = 1; -+ } -+ -+ /* -+ * Initialize the DWC_otg core. -+ */ -+ dwc_otg_core_init(dwc_otg_device->core_if); -+ -+#ifndef DWC_HOST_ONLY -+ /* -+ * Initialize the PCD -+ */ -+ retval = dwc_otg_pcd_init(lmdev); -+ if (retval != 0) { -+ DWC_ERROR("dwc_otg_pcd_init failed\n"); -+ dwc_otg_device->pcd = NULL; -+ goto fail; -+ } -+#endif -+#ifndef DWC_DEVICE_ONLY -+ /* -+ * Initialize the HCD -+ */ -+ retval = dwc_otg_hcd_init(lmdev); -+ if (retval != 0) { -+ DWC_ERROR("dwc_otg_hcd_init failed\n"); -+ dwc_otg_device->hcd = NULL; -+ goto fail; -+ } -+#endif -+ -+ /* -+ * Enable the global interrupt after all the interrupt -+ * handlers are installed. -+ */ -+ dwc_otg_enable_global_interrupts(dwc_otg_device->core_if); -+ -+ return 0; -+ -+ fail: -+ dwc_otg_driver_remove(lmdev); -+ return retval; -+} -+ -+/** -+ * This structure defines the methods to be called by a bus driver -+ * during the lifecycle of a device on that bus. Both drivers and -+ * devices are registered with a bus driver. The bus driver matches -+ * devices to drivers based on information in the device and driver -+ * structures. -+ * -+ * The probe function is called when the bus driver matches a device -+ * to this driver. The remove function is called when a device is -+ * unregistered with the bus driver. -+ */ -+static struct lm_driver dwc_otg_driver = { -+ .drv = { -+ .name = (char *)dwc_driver_name, -+ }, -+ .probe = dwc_otg_driver_probe, -+ .remove = dwc_otg_driver_remove, -+}; -+ -+/** -+ * This function is called when the dwc_otg_driver is installed with the -+ * insmod command. It registers the dwc_otg_driver structure with the -+ * appropriate bus driver. This will cause the dwc_otg_driver_probe function -+ * to be called. In addition, the bus driver will automatically expose -+ * attributes defined for the device and driver in the special sysfs file -+ * system. -+ * -+ * @return -+ */ -+static int __init dwc_otg_driver_init(void) -+{ -+ int retval = 0; -+ int error; -+ printk(KERN_INFO "%s: version %s\n", dwc_driver_name, DWC_DRIVER_VERSION); -+ -+ retval = lm_driver_register(&dwc_otg_driver); -+ if (retval < 0) { -+ printk(KERN_ERR "%s retval=%d\n", __func__, retval); -+ return retval; -+ } -+ error = driver_create_file(&dwc_otg_driver.drv, &driver_attr_version); -+ error = driver_create_file(&dwc_otg_driver.drv, &driver_attr_debuglevel); -+ -+ return retval; -+} -+module_init(dwc_otg_driver_init); -+ -+/** -+ * This function is called when the driver is removed from the kernel -+ * with the rmmod command. The driver unregisters itself with its bus -+ * driver. -+ * -+ */ -+static void __exit dwc_otg_driver_cleanup(void) -+{ -+ printk(KERN_DEBUG "dwc_otg_driver_cleanup()\n"); -+ -+ driver_remove_file(&dwc_otg_driver.drv, &driver_attr_debuglevel); -+ driver_remove_file(&dwc_otg_driver.drv, &driver_attr_version); -+ -+ lm_driver_unregister(&dwc_otg_driver); -+ -+ printk(KERN_INFO "%s module removed\n", dwc_driver_name); -+} -+module_exit(dwc_otg_driver_cleanup); -+ -+MODULE_DESCRIPTION(DWC_DRIVER_DESC); -+MODULE_AUTHOR("Synopsys Inc."); -+MODULE_LICENSE("GPL"); -+ -+module_param_named(otg_cap, dwc_otg_module_params.otg_cap, int, 0444); -+MODULE_PARM_DESC(otg_cap, "OTG Capabilities 0=HNP&SRP 1=SRP Only 2=None"); -+module_param_named(opt, dwc_otg_module_params.opt, int, 0444); -+MODULE_PARM_DESC(opt, "OPT Mode"); -+module_param_named(dma_enable, dwc_otg_module_params.dma_enable, int, 0444); -+MODULE_PARM_DESC(dma_enable, "DMA Mode 0=Slave 1=DMA enabled"); -+ -+module_param_named(dma_desc_enable, dwc_otg_module_params.dma_desc_enable, int, 0444); -+MODULE_PARM_DESC(dma_desc_enable, "DMA Desc Mode 0=Address DMA 1=DMA Descriptor enabled"); -+ -+module_param_named(dma_burst_size, dwc_otg_module_params.dma_burst_size, int, 0444); -+MODULE_PARM_DESC(dma_burst_size, "DMA Burst Size 1, 4, 8, 16, 32, 64, 128, 256"); -+module_param_named(speed, dwc_otg_module_params.speed, int, 0444); -+MODULE_PARM_DESC(speed, "Speed 0=High Speed 1=Full Speed"); -+module_param_named(host_support_fs_ls_low_power, dwc_otg_module_params.host_support_fs_ls_low_power, int, 0444); -+MODULE_PARM_DESC(host_support_fs_ls_low_power, "Support Low Power w/FS or LS 0=Support 1=Don't Support"); -+module_param_named(host_ls_low_power_phy_clk, dwc_otg_module_params.host_ls_low_power_phy_clk, int, 0444); -+MODULE_PARM_DESC(host_ls_low_power_phy_clk, "Low Speed Low Power Clock 0=48Mhz 1=6Mhz"); -+module_param_named(enable_dynamic_fifo, dwc_otg_module_params.enable_dynamic_fifo, int, 0444); -+MODULE_PARM_DESC(enable_dynamic_fifo, "0=cC Setting 1=Allow Dynamic Sizing"); -+module_param_named(data_fifo_size, dwc_otg_module_params.data_fifo_size, int, 0444); -+MODULE_PARM_DESC(data_fifo_size, "Total number of words in the data FIFO memory 32-32768"); -+module_param_named(dev_rx_fifo_size, dwc_otg_module_params.dev_rx_fifo_size, int, 0444); -+MODULE_PARM_DESC(dev_rx_fifo_size, "Number of words in the Rx FIFO 16-32768"); -+module_param_named(dev_nperio_tx_fifo_size, dwc_otg_module_params.dev_nperio_tx_fifo_size, int, 0444); -+MODULE_PARM_DESC(dev_nperio_tx_fifo_size, "Number of words in the non-periodic Tx FIFO 16-32768"); -+module_param_named(dev_perio_tx_fifo_size_1, dwc_otg_module_params.dev_perio_tx_fifo_size[0], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_1, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_2, dwc_otg_module_params.dev_perio_tx_fifo_size[1], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_2, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_3, dwc_otg_module_params.dev_perio_tx_fifo_size[2], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_3, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_4, dwc_otg_module_params.dev_perio_tx_fifo_size[3], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_4, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_5, dwc_otg_module_params.dev_perio_tx_fifo_size[4], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_5, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_6, dwc_otg_module_params.dev_perio_tx_fifo_size[5], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_6, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_7, dwc_otg_module_params.dev_perio_tx_fifo_size[6], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_7, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_8, dwc_otg_module_params.dev_perio_tx_fifo_size[7], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_8, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_9, dwc_otg_module_params.dev_perio_tx_fifo_size[8], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_9, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_10, dwc_otg_module_params.dev_perio_tx_fifo_size[9], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_10, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_11, dwc_otg_module_params.dev_perio_tx_fifo_size[10], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_11, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_12, dwc_otg_module_params.dev_perio_tx_fifo_size[11], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_12, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_13, dwc_otg_module_params.dev_perio_tx_fifo_size[12], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_13, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_14, dwc_otg_module_params.dev_perio_tx_fifo_size[13], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_14, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(dev_perio_tx_fifo_size_15, dwc_otg_module_params.dev_perio_tx_fifo_size[14], int, 0444); -+MODULE_PARM_DESC(dev_perio_tx_fifo_size_15, "Number of words in the periodic Tx FIFO 4-768"); -+module_param_named(host_rx_fifo_size, dwc_otg_module_params.host_rx_fifo_size, int, 0444); -+MODULE_PARM_DESC(host_rx_fifo_size, "Number of words in the Rx FIFO 16-32768"); -+module_param_named(host_nperio_tx_fifo_size, dwc_otg_module_params.host_nperio_tx_fifo_size, int, 0444); -+MODULE_PARM_DESC(host_nperio_tx_fifo_size, "Number of words in the non-periodic Tx FIFO 16-32768"); -+module_param_named(host_perio_tx_fifo_size, dwc_otg_module_params.host_perio_tx_fifo_size, int, 0444); -+MODULE_PARM_DESC(host_perio_tx_fifo_size, "Number of words in the host periodic Tx FIFO 16-32768"); -+module_param_named(max_transfer_size, dwc_otg_module_params.max_transfer_size, int, 0444); -+/** @todo Set the max to 512K, modify checks */ -+MODULE_PARM_DESC(max_transfer_size, "The maximum transfer size supported in bytes 2047-65535"); -+module_param_named(max_packet_count, dwc_otg_module_params.max_packet_count, int, 0444); -+MODULE_PARM_DESC(max_packet_count, "The maximum number of packets in a transfer 15-511"); -+module_param_named(host_channels, dwc_otg_module_params.host_channels, int, 0444); -+MODULE_PARM_DESC(host_channels, "The number of host channel registers to use 1-16"); -+module_param_named(dev_endpoints, dwc_otg_module_params.dev_endpoints, int, 0444); -+MODULE_PARM_DESC(dev_endpoints, "The number of endpoints in addition to EP0 available for device mode 1-15"); -+module_param_named(phy_type, dwc_otg_module_params.phy_type, int, 0444); -+MODULE_PARM_DESC(phy_type, "0=Reserved 1=UTMI+ 2=ULPI"); -+module_param_named(phy_utmi_width, dwc_otg_module_params.phy_utmi_width, int, 0444); -+MODULE_PARM_DESC(phy_utmi_width, "Specifies the UTMI+ Data Width 8 or 16 bits"); -+module_param_named(phy_ulpi_ddr, dwc_otg_module_params.phy_ulpi_ddr, int, 0444); -+MODULE_PARM_DESC(phy_ulpi_ddr, "ULPI at double or single data rate 0=Single 1=Double"); -+module_param_named(phy_ulpi_ext_vbus, dwc_otg_module_params.phy_ulpi_ext_vbus, int, 0444); -+MODULE_PARM_DESC(phy_ulpi_ext_vbus, "ULPI PHY using internal or external vbus 0=Internal"); -+module_param_named(i2c_enable, dwc_otg_module_params.i2c_enable, int, 0444); -+MODULE_PARM_DESC(i2c_enable, "FS PHY Interface"); -+module_param_named(ulpi_fs_ls, dwc_otg_module_params.ulpi_fs_ls, int, 0444); -+MODULE_PARM_DESC(ulpi_fs_ls, "ULPI PHY FS/LS mode only"); -+module_param_named(ts_dline, dwc_otg_module_params.ts_dline, int, 0444); -+MODULE_PARM_DESC(ts_dline, "Term select Dline pulsing for all PHYs"); -+module_param_named(debug, g_dbg_lvl, int, 0444); -+MODULE_PARM_DESC(debug, ""); -+ -+module_param_named(en_multiple_tx_fifo, dwc_otg_module_params.en_multiple_tx_fifo, int, 0444); -+MODULE_PARM_DESC(en_multiple_tx_fifo, "Dedicated Non Periodic Tx FIFOs 0=disabled 1=enabled"); -+module_param_named(dev_tx_fifo_size_1, dwc_otg_module_params.dev_tx_fifo_size[0], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_1, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_2, dwc_otg_module_params.dev_tx_fifo_size[1], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_2, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_3, dwc_otg_module_params.dev_tx_fifo_size[2], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_3, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_4, dwc_otg_module_params.dev_tx_fifo_size[3], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_4, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_5, dwc_otg_module_params.dev_tx_fifo_size[4], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_5, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_6, dwc_otg_module_params.dev_tx_fifo_size[5], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_6, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_7, dwc_otg_module_params.dev_tx_fifo_size[6], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_7, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_8, dwc_otg_module_params.dev_tx_fifo_size[7], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_8, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_9, dwc_otg_module_params.dev_tx_fifo_size[8], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_9, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_10, dwc_otg_module_params.dev_tx_fifo_size[9], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_10, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_11, dwc_otg_module_params.dev_tx_fifo_size[10], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_11, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_12, dwc_otg_module_params.dev_tx_fifo_size[11], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_12, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_13, dwc_otg_module_params.dev_tx_fifo_size[12], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_13, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_14, dwc_otg_module_params.dev_tx_fifo_size[13], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_14, "Number of words in the Tx FIFO 4-768"); -+module_param_named(dev_tx_fifo_size_15, dwc_otg_module_params.dev_tx_fifo_size[14], int, 0444); -+MODULE_PARM_DESC(dev_tx_fifo_size_15, "Number of words in the Tx FIFO 4-768"); -+ -+module_param_named(thr_ctl, dwc_otg_module_params.thr_ctl, int, 0444); -+MODULE_PARM_DESC(thr_ctl, "Thresholding enable flag bit 0 - non ISO Tx thr., 1 - ISO Tx thr., 2 - Rx thr.- bit 0=disabled 1=enabled"); -+module_param_named(tx_thr_length, dwc_otg_module_params.tx_thr_length, int, 0444); -+MODULE_PARM_DESC(tx_thr_length, "Tx Threshold length in 32 bit DWORDs"); -+module_param_named(rx_thr_length, dwc_otg_module_params.rx_thr_length, int, 0444); -+MODULE_PARM_DESC(rx_thr_length, "Rx Threshold length in 32 bit DWORDs"); -+ -+module_param_named(pti_enable, dwc_otg_module_params.pti_enable, int, 0444); -+MODULE_PARM_DESC(pti_enable, "Per Transfer Interrupt mode 0=disabled 1=enabled"); -+ -+module_param_named(mpi_enable, dwc_otg_module_params.mpi_enable, int, 0444); -+MODULE_PARM_DESC(mpi_enable, "Multiprocessor Interrupt mode 0=disabled 1=enabled"); -+ -+/** @page "Module Parameters" -+ * -+ * The following parameters may be specified when starting the module. -+ * These parameters define how the DWC_otg controller should be -+ * configured. Parameter values are passed to the CIL initialization -+ * function dwc_otg_cil_init -+ * -+ * Example: <code>modprobe dwc_otg speed=1 otg_cap=1</code> -+ * -+ -+ <table> -+ <tr><td>Parameter Name</td><td>Meaning</td></tr> -+ -+ <tr> -+ <td>otg_cap</td> -+ <td>Specifies the OTG capabilities. The driver will automatically detect the -+ value for this parameter if none is specified. -+ - 0: HNP and SRP capable (default, if available) -+ - 1: SRP Only capable -+ - 2: No HNP/SRP capable -+ </td></tr> -+ -+ <tr> -+ <td>dma_enable</td> -+ <td>Specifies whether to use slave or DMA mode for accessing the data FIFOs. -+ The driver will automatically detect the value for this parameter if none is -+ specified. -+ - 0: Slave -+ - 1: DMA (default, if available) -+ </td></tr> -+ -+ <tr> -+ <td>dma_burst_size</td> -+ <td>The DMA Burst size (applicable only for External DMA Mode). -+ - Values: 1, 4, 8 16, 32, 64, 128, 256 (default 32) -+ </td></tr> -+ -+ <tr> -+ <td>speed</td> -+ <td>Specifies the maximum speed of operation in host and device mode. The -+ actual speed depends on the speed of the attached device and the value of -+ phy_type. -+ - 0: High Speed (default) -+ - 1: Full Speed -+ </td></tr> -+ -+ <tr> -+ <td>host_support_fs_ls_low_power</td> -+ <td>Specifies whether low power mode is supported when attached to a Full -+ Speed or Low Speed device in host mode. -+ - 0: Don't support low power mode (default) -+ - 1: Support low power mode -+ </td></tr> -+ -+ <tr> -+ <td>host_ls_low_power_phy_clk</td> -+ <td>Specifies the PHY clock rate in low power mode when connected to a Low -+ Speed device in host mode. This parameter is applicable only if -+ HOST_SUPPORT_FS_LS_LOW_POWER is enabled. -+ - 0: 48 MHz (default) -+ - 1: 6 MHz -+ </td></tr> -+ -+ <tr> -+ <td>enable_dynamic_fifo</td> -+ <td> Specifies whether FIFOs may be resized by the driver software. -+ - 0: Use cC FIFO size parameters -+ - 1: Allow dynamic FIFO sizing (default) -+ </td></tr> -+ -+ <tr> -+ <td>data_fifo_size</td> -+ <td>Total number of 4-byte words in the data FIFO memory. This memory -+ includes the Rx FIFO, non-periodic Tx FIFO, and periodic Tx FIFOs. -+ - Values: 32 to 32768 (default 8192) -+ -+ Note: The total FIFO memory depth in the FPGA configuration is 8192. -+ </td></tr> -+ -+ <tr> -+ <td>dev_rx_fifo_size</td> -+ <td>Number of 4-byte words in the Rx FIFO in device mode when dynamic -+ FIFO sizing is enabled. -+ - Values: 16 to 32768 (default 1064) -+ </td></tr> -+ -+ <tr> -+ <td>dev_nperio_tx_fifo_size</td> -+ <td>Number of 4-byte words in the non-periodic Tx FIFO in device mode when -+ dynamic FIFO sizing is enabled. -+ - Values: 16 to 32768 (default 1024) -+ </td></tr> -+ -+ <tr> -+ <td>dev_perio_tx_fifo_size_n (n = 1 to 15)</td> -+ <td>Number of 4-byte words in each of the periodic Tx FIFOs in device mode -+ when dynamic FIFO sizing is enabled. -+ - Values: 4 to 768 (default 256) -+ </td></tr> -+ -+ <tr> -+ <td>host_rx_fifo_size</td> -+ <td>Number of 4-byte words in the Rx FIFO in host mode when dynamic FIFO -+ sizing is enabled. -+ - Values: 16 to 32768 (default 1024) -+ </td></tr> -+ -+ <tr> -+ <td>host_nperio_tx_fifo_size</td> -+ <td>Number of 4-byte words in the non-periodic Tx FIFO in host mode when -+ dynamic FIFO sizing is enabled in the core. -+ - Values: 16 to 32768 (default 1024) -+ </td></tr> -+ -+ <tr> -+ <td>host_perio_tx_fifo_size</td> -+ <td>Number of 4-byte words in the host periodic Tx FIFO when dynamic FIFO -+ sizing is enabled. -+ - Values: 16 to 32768 (default 1024) -+ </td></tr> -+ -+ <tr> -+ <td>max_transfer_size</td> -+ <td>The maximum transfer size supported in bytes. -+ - Values: 2047 to 65,535 (default 65,535) -+ </td></tr> -+ -+ <tr> -+ <td>max_packet_count</td> -+ <td>The maximum number of packets in a transfer. -+ - Values: 15 to 511 (default 511) -+ </td></tr> -+ -+ <tr> -+ <td>host_channels</td> -+ <td>The number of host channel registers to use. -+ - Values: 1 to 16 (default 12) -+ -+ Note: The FPGA configuration supports a maximum of 12 host channels. -+ </td></tr> -+ -+ <tr> -+ <td>dev_endpoints</td> -+ <td>The number of endpoints in addition to EP0 available for device mode -+ operations. -+ - Values: 1 to 15 (default 6 IN and OUT) -+ -+ Note: The FPGA configuration supports a maximum of 6 IN and OUT endpoints in -+ addition to EP0. -+ </td></tr> -+ -+ <tr> -+ <td>phy_type</td> -+ <td>Specifies the type of PHY interface to use. By default, the driver will -+ automatically detect the phy_type. -+ - 0: Full Speed -+ - 1: UTMI+ (default, if available) -+ - 2: ULPI -+ </td></tr> -+ -+ <tr> -+ <td>phy_utmi_width</td> -+ <td>Specifies the UTMI+ Data Width. This parameter is applicable for a -+ phy_type of UTMI+. Also, this parameter is applicable only if the -+ OTG_HSPHY_WIDTH cC parameter was set to "8 and 16 bits", meaning that the -+ core has been configured to work at either data path width. -+ - Values: 8 or 16 bits (default 16) -+ </td></tr> -+ -+ <tr> -+ <td>phy_ulpi_ddr</td> -+ <td>Specifies whether the ULPI operates at double or single data rate. This -+ parameter is only applicable if phy_type is ULPI. -+ - 0: single data rate ULPI interface with 8 bit wide data bus (default) -+ - 1: double data rate ULPI interface with 4 bit wide data bus -+ </td></tr> -+ -+ <tr> -+ <td>i2c_enable</td> -+ <td>Specifies whether to use the I2C interface for full speed PHY. This -+ parameter is only applicable if PHY_TYPE is FS. -+ - 0: Disabled (default) -+ - 1: Enabled -+ </td></tr> -+ -+ <tr> -+ <td>otg_en_multiple_tx_fifo</td> -+ <td>Specifies whether dedicatedto tx fifos are enabled for non periodic IN EPs. -+ The driver will automatically detect the value for this parameter if none is -+ specified. -+ - 0: Disabled -+ - 1: Enabled (default, if available) -+ </td></tr> -+ -+ <tr> -+ <td>dev_tx_fifo_size_n (n = 1 to 15)</td> -+ <td>Number of 4-byte words in each of the Tx FIFOs in device mode -+ when dynamic FIFO sizing is enabled. -+ - Values: 4 to 768 (default 256) -+ </td></tr> -+ -+*/ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_driver.h -@@ -0,0 +1,73 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_driver.h $ -+ * $Revision: #12 $ -+ * $Date: 2008/07/15 $ -+ * $Change: 1064918 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+#ifndef __DWC_OTG_DRIVER_H__ -+#define __DWC_OTG_DRIVER_H__ -+ -+/** @file -+ * This file contains the interface to the Linux driver. -+ */ -+#include "dwc_otg_cil.h" -+ -+/* Type declarations */ -+struct dwc_otg_pcd; -+struct dwc_otg_hcd; -+ -+/** -+ * This structure is a wrapper that encapsulates the driver components used to -+ * manage a single DWC_otg controller. -+ */ -+typedef struct dwc_otg_device { -+ /** Base address returned from ioremap() */ -+ void *base; -+ -+ struct lm_device *lmdev; -+ -+ /** Pointer to the core interface structure. */ -+ dwc_otg_core_if_t *core_if; -+ -+ /** Register offset for Diagnostic API. */ -+ uint32_t reg_offset; -+ -+ /** Pointer to the PCD structure. */ -+ struct dwc_otg_pcd *pcd; -+ -+ /** Pointer to the HCD structure. */ -+ struct dwc_otg_hcd *hcd; -+ -+ /** Flag to indicate whether the common IRQ handler is installed. */ -+ uint8_t common_irq_installed; -+ -+} dwc_otg_device_t; -+ -+#endif ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_hcd.c -@@ -0,0 +1,2919 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_hcd.c $ -+ * $Revision: #75 $ -+ * $Date: 2008/07/15 $ -+ * $Change: 1064940 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_DEVICE_ONLY -+ -+/** -+ * @file -+ * -+ * This file contains the implementation of the HCD. In Linux, the HCD -+ * implements the hc_driver API. -+ */ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/init.h> -+#include <linux/device.h> -+#include <linux/errno.h> -+#include <linux/list.h> -+#include <linux/interrupt.h> -+#include <linux/string.h> -+#include <linux/dma-mapping.h> -+#include <linux/version.h> -+ -+#include <mach/lm.h> -+#include <mach/irqs.h> -+ -+#include "dwc_otg_driver.h" -+#include "dwc_otg_hcd.h" -+#include "dwc_otg_regs.h" -+ -+static const char dwc_otg_hcd_name[] = "dwc_otg_hcd"; -+ -+static const struct hc_driver dwc_otg_hc_driver = { -+ -+ .description = dwc_otg_hcd_name, -+ .product_desc = "DWC OTG Controller", -+ .hcd_priv_size = sizeof(dwc_otg_hcd_t), -+ -+ .irq = dwc_otg_hcd_irq, -+ -+ .flags = HCD_MEMORY | HCD_USB2, -+ -+ //.reset = -+ .start = dwc_otg_hcd_start, -+ //.suspend = -+ //.resume = -+ .stop = dwc_otg_hcd_stop, -+ -+ .urb_enqueue = dwc_otg_hcd_urb_enqueue, -+ .urb_dequeue = dwc_otg_hcd_urb_dequeue, -+ .endpoint_disable = dwc_otg_hcd_endpoint_disable, -+ -+ .get_frame_number = dwc_otg_hcd_get_frame_number, -+ -+ .hub_status_data = dwc_otg_hcd_hub_status_data, -+ .hub_control = dwc_otg_hcd_hub_control, -+ //.hub_suspend = -+ //.hub_resume = -+}; -+ -+/** -+ * Work queue function for starting the HCD when A-Cable is connected. -+ * The dwc_otg_hcd_start() must be called in a process context. -+ */ -+static void hcd_start_func( -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ void *_vp -+#else -+ struct work_struct *_work -+#endif -+ ) -+{ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ struct usb_hcd *usb_hcd = (struct usb_hcd *)_vp; -+#else -+ struct delayed_work *dw = container_of(_work, struct delayed_work, work); -+ struct dwc_otg_hcd *otg_hcd = container_of(dw, struct dwc_otg_hcd, start_work); -+ struct usb_hcd *usb_hcd = container_of((void *)otg_hcd, struct usb_hcd, hcd_priv); -+#endif -+ DWC_DEBUGPL(DBG_HCDV, "%s() %p\n", __func__, usb_hcd); -+ if (usb_hcd) { -+ dwc_otg_hcd_start(usb_hcd); -+ } -+} -+ -+/** -+ * HCD Callback function for starting the HCD when A-Cable is -+ * connected. -+ * -+ * @param p void pointer to the <code>struct usb_hcd</code> -+ */ -+static int32_t dwc_otg_hcd_start_cb(void *p) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(p); -+ dwc_otg_core_if_t *core_if = dwc_otg_hcd->core_if; -+ hprt0_data_t hprt0; -+ -+ if (core_if->op_state == B_HOST) { -+ /* -+ * Reset the port. During a HNP mode switch the reset -+ * needs to occur within 1ms and have a duration of at -+ * least 50ms. -+ */ -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtrst = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ ((struct usb_hcd *)p)->self.is_b_host = 1; -+ } else { -+ ((struct usb_hcd *)p)->self.is_b_host = 0; -+ } -+ -+ /* Need to start the HCD in a non-interrupt context. */ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ INIT_WORK(&dwc_otg_hcd->start_work, hcd_start_func, p); -+// INIT_DELAYED_WORK(&dwc_otg_hcd->start_work, hcd_start_func, p); -+#else -+// INIT_WORK(&dwc_otg_hcd->start_work, hcd_start_func); -+ INIT_DELAYED_WORK(&dwc_otg_hcd->start_work, hcd_start_func); -+#endif -+// schedule_work(&dwc_otg_hcd->start_work); -+ queue_delayed_work(core_if->wq_otg, &dwc_otg_hcd->start_work, 50 * HZ / 1000); -+ -+ return 1; -+} -+ -+/** -+ * HCD Callback function for stopping the HCD. -+ * -+ * @param p void pointer to the <code>struct usb_hcd</code> -+ */ -+static int32_t dwc_otg_hcd_stop_cb(void *p) -+{ -+ struct usb_hcd *usb_hcd = (struct usb_hcd *)p; -+ DWC_DEBUGPL(DBG_HCDV, "%s(%p)\n", __func__, p); -+ dwc_otg_hcd_stop(usb_hcd); -+ return 1; -+} -+ -+static void del_xfer_timers(dwc_otg_hcd_t *hcd) -+{ -+#ifdef DEBUG -+ int i; -+ int num_channels = hcd->core_if->core_params->host_channels; -+ for (i = 0; i < num_channels; i++) { -+ del_timer(&hcd->core_if->hc_xfer_timer[i]); -+ } -+#endif -+} -+ -+static void del_timers(dwc_otg_hcd_t *hcd) -+{ -+ del_xfer_timers(hcd); -+ del_timer(&hcd->conn_timer); -+} -+ -+/** -+ * Processes all the URBs in a single list of QHs. Completes them with -+ * -ETIMEDOUT and frees the QTD. -+ */ -+static void kill_urbs_in_qh_list(dwc_otg_hcd_t *hcd, struct list_head *qh_list) -+{ -+ struct list_head *qh_item; -+ dwc_otg_qh_t *qh; -+ struct list_head *qtd_item; -+ dwc_otg_qtd_t *qtd; -+ -+ list_for_each(qh_item, qh_list) { -+ qh = list_entry(qh_item, dwc_otg_qh_t, qh_list_entry); -+ for (qtd_item = qh->qtd_list.next; -+ qtd_item != &qh->qtd_list; -+ qtd_item = qh->qtd_list.next) { -+ qtd = list_entry(qtd_item, dwc_otg_qtd_t, qtd_list_entry); -+ if (qtd->urb != NULL) { -+ dwc_otg_hcd_complete_urb(hcd, qtd->urb, -+ -ETIMEDOUT); -+ } -+ dwc_otg_hcd_qtd_remove_and_free(hcd, qtd); -+ } -+ } -+} -+ -+/** -+ * Responds with an error status of ETIMEDOUT to all URBs in the non-periodic -+ * and periodic schedules. The QTD associated with each URB is removed from -+ * the schedule and freed. This function may be called when a disconnect is -+ * detected or when the HCD is being stopped. -+ */ -+static void kill_all_urbs(dwc_otg_hcd_t *hcd) -+{ -+ kill_urbs_in_qh_list(hcd, &hcd->non_periodic_sched_inactive); -+ kill_urbs_in_qh_list(hcd, &hcd->non_periodic_sched_active); -+ kill_urbs_in_qh_list(hcd, &hcd->periodic_sched_inactive); -+ kill_urbs_in_qh_list(hcd, &hcd->periodic_sched_ready); -+ kill_urbs_in_qh_list(hcd, &hcd->periodic_sched_assigned); -+ kill_urbs_in_qh_list(hcd, &hcd->periodic_sched_queued); -+} -+ -+/** -+ * HCD Callback function for disconnect of the HCD. -+ * -+ * @param p void pointer to the <code>struct usb_hcd</code> -+ */ -+static int32_t dwc_otg_hcd_disconnect_cb(void *p) -+{ -+ gintsts_data_t intr; -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(p); -+ -+ //DWC_DEBUGPL(DBG_HCDV, "%s(%p)\n", __func__, p); -+ -+ /* -+ * Set status flags for the hub driver. -+ */ -+ dwc_otg_hcd->flags.b.port_connect_status_change = 1; -+ dwc_otg_hcd->flags.b.port_connect_status = 0; -+ -+ /* -+ * Shutdown any transfers in process by clearing the Tx FIFO Empty -+ * interrupt mask and status bits and disabling subsequent host -+ * channel interrupts. -+ */ -+ intr.d32 = 0; -+ intr.b.nptxfempty = 1; -+ intr.b.ptxfempty = 1; -+ intr.b.hcintr = 1; -+ dwc_modify_reg32(&dwc_otg_hcd->core_if->core_global_regs->gintmsk, intr.d32, 0); -+ dwc_modify_reg32(&dwc_otg_hcd->core_if->core_global_regs->gintsts, intr.d32, 0); -+ -+ del_timers(dwc_otg_hcd); -+ -+ /* -+ * Turn off the vbus power only if the core has transitioned to device -+ * mode. If still in host mode, need to keep power on to detect a -+ * reconnection. -+ */ -+ if (dwc_otg_is_device_mode(dwc_otg_hcd->core_if)) { -+ if (dwc_otg_hcd->core_if->op_state != A_SUSPEND) { -+ hprt0_data_t hprt0 = { .d32=0 }; -+ DWC_PRINT("Disconnect: PortPower off\n"); -+ hprt0.b.prtpwr = 0; -+ dwc_write_reg32(dwc_otg_hcd->core_if->host_if->hprt0, hprt0.d32); -+ } -+ -+ dwc_otg_disable_host_interrupts(dwc_otg_hcd->core_if); -+ } -+ -+ /* Respond with an error status to all URBs in the schedule. */ -+ kill_all_urbs(dwc_otg_hcd); -+ -+ if (dwc_otg_is_host_mode(dwc_otg_hcd->core_if)) { -+ /* Clean up any host channels that were in use. */ -+ int num_channels; -+ int i; -+ dwc_hc_t *channel; -+ dwc_otg_hc_regs_t *hc_regs; -+ hcchar_data_t hcchar; -+ -+ num_channels = dwc_otg_hcd->core_if->core_params->host_channels; -+ -+ if (!dwc_otg_hcd->core_if->dma_enable) { -+ /* Flush out any channel requests in slave mode. */ -+ for (i = 0; i < num_channels; i++) { -+ channel = dwc_otg_hcd->hc_ptr_array[i]; -+ if (list_empty(&channel->hc_list_entry)) { -+ hc_regs = dwc_otg_hcd->core_if->host_if->hc_regs[i]; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chen) { -+ hcchar.b.chen = 0; -+ hcchar.b.chdis = 1; -+ hcchar.b.epdir = 0; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ } -+ } -+ } -+ } -+ -+ for (i = 0; i < num_channels; i++) { -+ channel = dwc_otg_hcd->hc_ptr_array[i]; -+ if (list_empty(&channel->hc_list_entry)) { -+ hc_regs = dwc_otg_hcd->core_if->host_if->hc_regs[i]; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chen) { -+ /* Halt the channel. */ -+ hcchar.b.chdis = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ } -+ -+ dwc_otg_hc_cleanup(dwc_otg_hcd->core_if, channel); -+ list_add_tail(&channel->hc_list_entry, -+ &dwc_otg_hcd->free_hc_list); -+ } -+ } -+ } -+ -+ /* A disconnect will end the session so the B-Device is no -+ * longer a B-host. */ -+ ((struct usb_hcd *)p)->self.is_b_host = 0; -+ return 1; -+} -+ -+/** -+ * Connection timeout function. An OTG host is required to display a -+ * message if the device does not connect within 10 seconds. -+ */ -+void dwc_otg_hcd_connect_timeout(unsigned long ptr) -+{ -+ DWC_DEBUGPL(DBG_HCDV, "%s(%x)\n", __func__, (int)ptr); -+ DWC_PRINT("Connect Timeout\n"); -+ DWC_ERROR("Device Not Connected/Responding\n"); -+} -+ -+/** -+ * Start the connection timer. An OTG host is required to display a -+ * message if the device does not connect within 10 seconds. The -+ * timer is deleted if a port connect interrupt occurs before the -+ * timer expires. -+ */ -+static void dwc_otg_hcd_start_connect_timer(dwc_otg_hcd_t *hcd) -+{ -+ init_timer(&hcd->conn_timer); -+ hcd->conn_timer.function = dwc_otg_hcd_connect_timeout; -+ hcd->conn_timer.data = 0; -+ hcd->conn_timer.expires = jiffies + (HZ * 10); -+ add_timer(&hcd->conn_timer); -+} -+ -+/** -+ * HCD Callback function for disconnect of the HCD. -+ * -+ * @param p void pointer to the <code>struct usb_hcd</code> -+ */ -+static int32_t dwc_otg_hcd_session_start_cb(void *p) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(p); -+ DWC_DEBUGPL(DBG_HCDV, "%s(%p)\n", __func__, p); -+ dwc_otg_hcd_start_connect_timer(dwc_otg_hcd); -+ return 1; -+} -+ -+/** -+ * HCD Callback structure for handling mode switching. -+ */ -+static dwc_otg_cil_callbacks_t hcd_cil_callbacks = { -+ .start = dwc_otg_hcd_start_cb, -+ .stop = dwc_otg_hcd_stop_cb, -+ .disconnect = dwc_otg_hcd_disconnect_cb, -+ .session_start = dwc_otg_hcd_session_start_cb, -+ .p = 0, -+}; -+ -+/** -+ * Reset tasklet function -+ */ -+static void reset_tasklet_func(unsigned long data) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = (dwc_otg_hcd_t *)data; -+ dwc_otg_core_if_t *core_if = dwc_otg_hcd->core_if; -+ hprt0_data_t hprt0; -+ -+ DWC_DEBUGPL(DBG_HCDV, "USB RESET tasklet called\n"); -+ -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtrst = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ mdelay(60); -+ -+ hprt0.b.prtrst = 0; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ dwc_otg_hcd->flags.b.port_reset_change = 1; -+} -+ -+static struct tasklet_struct reset_tasklet = { -+ .next = NULL, -+ .state = 0, -+ .count = ATOMIC_INIT(0), -+ .func = reset_tasklet_func, -+ .data = 0, -+}; -+ -+/** -+ * Initializes the HCD. This function allocates memory for and initializes the -+ * static parts of the usb_hcd and dwc_otg_hcd structures. It also registers the -+ * USB bus with the core and calls the hc_driver->start() function. It returns -+ * a negative error on failure. -+ */ -+int dwc_otg_hcd_init(struct lm_device *lmdev) -+{ -+ struct usb_hcd *hcd = NULL; -+ dwc_otg_hcd_t *dwc_otg_hcd = NULL; -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lmdev); -+ -+ int num_channels; -+ int i; -+ dwc_hc_t *channel; -+ -+ int retval = 0; -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD INIT\n"); -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ /* 2.6.20+ requires dev.dma_mask to be set prior to calling usb_create_hcd() */ -+ -+ /* Set device flags indicating whether the HCD supports DMA. */ -+ if (otg_dev->core_if->dma_enable) { -+ DWC_PRINT("Using DMA mode\n"); -+#if 0 -+//090707: setting dma_mask would cause kernel to fetch 0xffffffff, result in crash, at scsi_calculate_bounce_limit -+ lmdev->dev.dma_mask = (void *)~0; -+ lmdev->dev.coherent_dma_mask = ~0; -+#endif -+ -+ if (otg_dev->core_if->dma_desc_enable) { -+ DWC_PRINT("Device using Descriptor DMA mode\n"); -+ } else { -+ DWC_PRINT("Device using Buffer DMA mode\n"); -+ } -+ } else { -+ DWC_PRINT("Using Slave mode\n"); -+ lmdev->dev.dma_mask = (void *)0; -+ lmdev->dev.coherent_dma_mask = 0; -+ } -+#endif -+ /* -+ * Allocate memory for the base HCD plus the DWC OTG HCD. -+ * Initialize the base HCD. -+ */ -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31) -+ hcd = usb_create_hcd(&dwc_otg_hc_driver, &lmdev->dev, lmdev->dev.bus_id); -+#else -+ hcd = usb_create_hcd(&dwc_otg_hc_driver, &lmdev->dev, "gadget"); -+#endif -+ if (!hcd) { -+ retval = -ENOMEM; -+ goto error1; -+ } -+ -+ hcd->regs = otg_dev->base; -+ hcd->self.otg_port = 1; -+ -+ /* Initialize the DWC OTG HCD. */ -+ dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ dwc_otg_hcd->core_if = otg_dev->core_if; -+ otg_dev->hcd = dwc_otg_hcd; -+ -+ /* */ -+ spin_lock_init(&dwc_otg_hcd->lock); -+ -+ /* Register the HCD CIL Callbacks */ -+ dwc_otg_cil_register_hcd_callbacks(otg_dev->core_if, -+ &hcd_cil_callbacks, hcd); -+ -+ /* Initialize the non-periodic schedule. */ -+ INIT_LIST_HEAD(&dwc_otg_hcd->non_periodic_sched_inactive); -+ INIT_LIST_HEAD(&dwc_otg_hcd->non_periodic_sched_active); -+ -+ /* Initialize the periodic schedule. */ -+ INIT_LIST_HEAD(&dwc_otg_hcd->periodic_sched_inactive); -+ INIT_LIST_HEAD(&dwc_otg_hcd->periodic_sched_ready); -+ INIT_LIST_HEAD(&dwc_otg_hcd->periodic_sched_assigned); -+ INIT_LIST_HEAD(&dwc_otg_hcd->periodic_sched_queued); -+ -+ /* -+ * Create a host channel descriptor for each host channel implemented -+ * in the controller. Initialize the channel descriptor array. -+ */ -+ INIT_LIST_HEAD(&dwc_otg_hcd->free_hc_list); -+ num_channels = dwc_otg_hcd->core_if->core_params->host_channels; -+ memset(dwc_otg_hcd->hc_ptr_array, 0, sizeof(dwc_otg_hcd->hc_ptr_array)); -+ for (i = 0; i < num_channels; i++) { -+ channel = kmalloc(sizeof(dwc_hc_t), GFP_KERNEL); -+ if (channel == NULL) { -+ retval = -ENOMEM; -+ DWC_ERROR("%s: host channel allocation failed\n", __func__); -+ goto error2; -+ } -+ memset(channel, 0, sizeof(dwc_hc_t)); -+ channel->hc_num = i; -+ dwc_otg_hcd->hc_ptr_array[i] = channel; -+#ifdef DEBUG -+ init_timer(&dwc_otg_hcd->core_if->hc_xfer_timer[i]); -+#endif -+ DWC_DEBUGPL(DBG_HCDV, "HCD Added channel #%d, hc=%p\n", i, channel); -+ } -+ -+ /* Initialize the Connection timeout timer. */ -+ init_timer(&dwc_otg_hcd->conn_timer); -+ -+ /* Initialize reset tasklet. */ -+ reset_tasklet.data = (unsigned long) dwc_otg_hcd; -+ dwc_otg_hcd->reset_tasklet = &reset_tasklet; -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ /* Set device flags indicating whether the HCD supports DMA. */ -+ if (otg_dev->core_if->dma_enable) { -+ DWC_PRINT("Using DMA mode\n"); -+ lmdev->dev.dma_mask = (void *)~0; -+ lmdev->dev.coherent_dma_mask = ~0; -+ -+ if (otg_dev->core_if->dma_desc_enable){ -+ DWC_PRINT("Device using Descriptor DMA mode\n"); -+ } else { -+ DWC_PRINT("Device using Buffer DMA mode\n"); -+ } -+ } else { -+ DWC_PRINT("Using Slave mode\n"); -+ lmdev->dev.dma_mask = (void *)0; -+ lmdev->dev.coherent_dma_mask = 0; -+ } -+#endif -+ /* -+ * Finish generic HCD initialization and start the HCD. This function -+ * allocates the DMA buffer pool, registers the USB bus, requests the -+ * IRQ line, and calls dwc_otg_hcd_start method. -+ */ -+ retval = usb_add_hcd(hcd, lmdev->irq, IRQF_SHARED); -+ if (retval < 0) { -+ goto error2; -+ } -+ -+ /* -+ * Allocate space for storing data on status transactions. Normally no -+ * data is sent, but this space acts as a bit bucket. This must be -+ * done after usb_add_hcd since that function allocates the DMA buffer -+ * pool. -+ */ -+ if (otg_dev->core_if->dma_enable) { -+ dwc_otg_hcd->status_buf = -+ dma_alloc_coherent(&lmdev->dev, -+ DWC_OTG_HCD_STATUS_BUF_SIZE, -+ &dwc_otg_hcd->status_buf_dma, -+ GFP_KERNEL | GFP_DMA); -+ } else { -+ dwc_otg_hcd->status_buf = kmalloc(DWC_OTG_HCD_STATUS_BUF_SIZE, -+ GFP_KERNEL); -+ } -+ if (!dwc_otg_hcd->status_buf) { -+ retval = -ENOMEM; -+ DWC_ERROR("%s: status_buf allocation failed\n", __func__); -+ goto error3; -+ } -+ -+ dwc_otg_hcd->otg_dev = otg_dev; -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31) -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Initialized HCD, bus=%s, usbbus=%d\n", -+ lmdev->dev.bus_id, hcd->self.busnum); -+#else -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Initialized HCD, usbbus=%d\n", -+ hcd->self.busnum); -+#endif -+ return 0; -+ -+ /* Error conditions */ -+ error3: -+ usb_remove_hcd(hcd); -+ error2: -+ dwc_otg_hcd_free(hcd); -+ usb_put_hcd(hcd); -+ error1: -+ return retval; -+} -+ -+/** -+ * Removes the HCD. -+ * Frees memory and resources associated with the HCD and deregisters the bus. -+ */ -+void dwc_otg_hcd_remove(struct lm_device *lmdev) -+{ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lmdev); -+ dwc_otg_hcd_t *dwc_otg_hcd; -+ struct usb_hcd *hcd; -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD REMOVE\n"); -+ -+ if (!otg_dev) { -+ DWC_DEBUGPL(DBG_ANY, "%s: otg_dev NULL!\n", __func__); -+ return; -+ } -+ -+ dwc_otg_hcd = otg_dev->hcd; -+ -+ if (!dwc_otg_hcd) { -+ DWC_DEBUGPL(DBG_ANY, "%s: otg_dev->hcd NULL!\n", __func__); -+ return; -+ } -+ -+ hcd = dwc_otg_hcd_to_hcd(dwc_otg_hcd); -+ -+ if (!hcd) { -+ DWC_DEBUGPL(DBG_ANY, "%s: dwc_otg_hcd_to_hcd(dwc_otg_hcd) NULL!\n", __func__); -+ return; -+ } -+ -+ /* Turn off all interrupts */ -+ dwc_write_reg32(&dwc_otg_hcd->core_if->core_global_regs->gintmsk, 0); -+ dwc_modify_reg32(&dwc_otg_hcd->core_if->core_global_regs->gahbcfg, 1, 0); -+ -+ usb_remove_hcd(hcd); -+ dwc_otg_hcd_free(hcd); -+ usb_put_hcd(hcd); -+} -+ -+/* ========================================================================= -+ * Linux HC Driver Functions -+ * ========================================================================= */ -+ -+/** -+ * Initializes dynamic portions of the DWC_otg HCD state. -+ */ -+static void hcd_reinit(dwc_otg_hcd_t *hcd) -+{ -+ struct list_head *item; -+ int num_channels; -+ int i; -+ dwc_hc_t *channel; -+ -+ hcd->flags.d32 = 0; -+ -+ hcd->non_periodic_qh_ptr = &hcd->non_periodic_sched_active; -+ hcd->non_periodic_channels = 0; -+ hcd->periodic_channels = 0; -+ -+ /* -+ * Put all channels in the free channel list and clean up channel -+ * states. -+ */ -+ item = hcd->free_hc_list.next; -+ while (item != &hcd->free_hc_list) { -+ list_del(item); -+ item = hcd->free_hc_list.next; -+ } -+ num_channels = hcd->core_if->core_params->host_channels; -+ for (i = 0; i < num_channels; i++) { -+ channel = hcd->hc_ptr_array[i]; -+ list_add_tail(&channel->hc_list_entry, &hcd->free_hc_list); -+ dwc_otg_hc_cleanup(hcd->core_if, channel); -+ } -+ -+ /* Initialize the DWC core for host mode operation. */ -+ dwc_otg_core_host_init(hcd->core_if); -+} -+ -+/** Initializes the DWC_otg controller and its root hub and prepares it for host -+ * mode operation. Activates the root port. Returns 0 on success and a negative -+ * error code on failure. */ -+int dwc_otg_hcd_start(struct usb_hcd *hcd) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ dwc_otg_core_if_t *core_if = dwc_otg_hcd->core_if; -+ struct usb_bus *bus; -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ struct usb_device *udev; -+ int retval; -+#endif -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD START\n"); -+ -+ bus = hcd_to_bus(hcd); -+ -+ /* Initialize the bus state. If the core is in Device Mode -+ * HALT the USB bus and return. */ -+ if (dwc_otg_is_device_mode(core_if)) { -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ hcd->state = HC_STATE_HALT; -+#else -+ hcd->state = HC_STATE_RUNNING; -+#endif -+ return 0; -+ } -+ hcd->state = HC_STATE_RUNNING; -+ -+ /* Initialize and connect root hub if one is not already attached */ -+ if (bus->root_hub) { -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Has Root Hub\n"); -+ /* Inform the HUB driver to resume. */ -+ usb_hcd_resume_root_hub(hcd); -+ } -+ else { -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Does Not Have Root Hub\n"); -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ udev = usb_alloc_dev(NULL, bus, 0); -+ udev->speed = USB_SPEED_HIGH; -+ if (!udev) { -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Error udev alloc\n"); -+ return -ENODEV; -+ } -+ if ((retval = usb_hcd_register_root_hub(udev, hcd)) != 0) { -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Error registering %d\n", retval); -+ return -ENODEV; -+ } -+#endif -+ } -+ -+ hcd_reinit(dwc_otg_hcd); -+ -+ return 0; -+} -+ -+static void qh_list_free(dwc_otg_hcd_t *hcd, struct list_head *qh_list) -+{ -+ struct list_head *item; -+ dwc_otg_qh_t *qh; -+ -+ if (!qh_list->next) { -+ /* The list hasn't been initialized yet. */ -+ return; -+ } -+ -+ /* Ensure there are no QTDs or URBs left. */ -+ kill_urbs_in_qh_list(hcd, qh_list); -+ -+ for (item = qh_list->next; item != qh_list; item = qh_list->next) { -+ qh = list_entry(item, dwc_otg_qh_t, qh_list_entry); -+ dwc_otg_hcd_qh_remove_and_free(hcd, qh); -+ } -+} -+ -+/** -+ * Halts the DWC_otg host mode operations in a clean manner. USB transfers are -+ * stopped. -+ */ -+void dwc_otg_hcd_stop(struct usb_hcd *hcd) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ hprt0_data_t hprt0 = { .d32=0 }; -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD STOP\n"); -+ -+ /* Turn off all host-specific interrupts. */ -+ dwc_otg_disable_host_interrupts(dwc_otg_hcd->core_if); -+ -+ /* -+ * The root hub should be disconnected before this function is called. -+ * The disconnect will clear the QTD lists (via ..._hcd_urb_dequeue) -+ * and the QH lists (via ..._hcd_endpoint_disable). -+ */ -+ -+ /* Turn off the vbus power */ -+ DWC_PRINT("PortPower off\n"); -+ hprt0.b.prtpwr = 0; -+ dwc_write_reg32(dwc_otg_hcd->core_if->host_if->hprt0, hprt0.d32); -+} -+ -+/** Returns the current frame number. */ -+int dwc_otg_hcd_get_frame_number(struct usb_hcd *hcd) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ hfnum_data_t hfnum; -+ -+ hfnum.d32 = dwc_read_reg32(&dwc_otg_hcd->core_if-> -+ host_if->host_global_regs->hfnum); -+ -+#ifdef DEBUG_SOF -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD GET FRAME NUMBER %d\n", hfnum.b.frnum); -+#endif -+ return hfnum.b.frnum; -+} -+ -+/** -+ * Frees secondary storage associated with the dwc_otg_hcd structure contained -+ * in the struct usb_hcd field. -+ */ -+void dwc_otg_hcd_free(struct usb_hcd *hcd) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ int i; -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD FREE\n"); -+ -+ del_timers(dwc_otg_hcd); -+ -+ /* Free memory for QH/QTD lists */ -+ qh_list_free(dwc_otg_hcd, &dwc_otg_hcd->non_periodic_sched_inactive); -+ qh_list_free(dwc_otg_hcd, &dwc_otg_hcd->non_periodic_sched_active); -+ qh_list_free(dwc_otg_hcd, &dwc_otg_hcd->periodic_sched_inactive); -+ qh_list_free(dwc_otg_hcd, &dwc_otg_hcd->periodic_sched_ready); -+ qh_list_free(dwc_otg_hcd, &dwc_otg_hcd->periodic_sched_assigned); -+ qh_list_free(dwc_otg_hcd, &dwc_otg_hcd->periodic_sched_queued); -+ -+ /* Free memory for the host channels. */ -+ for (i = 0; i < MAX_EPS_CHANNELS; i++) { -+ dwc_hc_t *hc = dwc_otg_hcd->hc_ptr_array[i]; -+ if (hc != NULL) { -+ DWC_DEBUGPL(DBG_HCDV, "HCD Free channel #%i, hc=%p\n", i, hc); -+ kfree(hc); -+ } -+ } -+ -+ if (dwc_otg_hcd->core_if->dma_enable) { -+ if (dwc_otg_hcd->status_buf_dma) { -+ dma_free_coherent(hcd->self.controller, -+ DWC_OTG_HCD_STATUS_BUF_SIZE, -+ dwc_otg_hcd->status_buf, -+ dwc_otg_hcd->status_buf_dma); -+ } -+ } else if (dwc_otg_hcd->status_buf != NULL) { -+ kfree(dwc_otg_hcd->status_buf); -+ } -+} -+ -+#ifdef DEBUG -+static void dump_urb_info(struct urb *urb, char* fn_name) -+{ -+ DWC_PRINT("%s, urb %p\n", fn_name, urb); -+ DWC_PRINT(" Device address: %d\n", usb_pipedevice(urb->pipe)); -+ DWC_PRINT(" Endpoint: %d, %s\n", usb_pipeendpoint(urb->pipe), -+ (usb_pipein(urb->pipe) ? "IN" : "OUT")); -+ DWC_PRINT(" Endpoint type: %s\n", -+ ({char *pipetype; -+ switch (usb_pipetype(urb->pipe)) { -+ case PIPE_CONTROL: pipetype = "CONTROL"; break; -+ case PIPE_BULK: pipetype = "BULK"; break; -+ case PIPE_INTERRUPT: pipetype = "INTERRUPT"; break; -+ case PIPE_ISOCHRONOUS: pipetype = "ISOCHRONOUS"; break; -+ default: pipetype = "UNKNOWN"; break; -+ }; pipetype;})); -+ DWC_PRINT(" Speed: %s\n", -+ ({char *speed; -+ switch (urb->dev->speed) { -+ case USB_SPEED_HIGH: speed = "HIGH"; break; -+ case USB_SPEED_FULL: speed = "FULL"; break; -+ case USB_SPEED_LOW: speed = "LOW"; break; -+ default: speed = "UNKNOWN"; break; -+ }; speed;})); -+ DWC_PRINT(" Max packet size: %d\n", -+ usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe))); -+ DWC_PRINT(" Data buffer length: %d\n", urb->transfer_buffer_length); -+ DWC_PRINT(" Transfer buffer: %p, Transfer DMA: %p\n", -+ urb->transfer_buffer, (void *)urb->transfer_dma); -+ DWC_PRINT(" Setup buffer: %p, Setup DMA: %p\n", -+ urb->setup_packet, (void *)urb->setup_dma); -+ DWC_PRINT(" Interval: %d\n", urb->interval); -+ if (usb_pipetype(urb->pipe) == PIPE_ISOCHRONOUS) { -+ int i; -+ for (i = 0; i < urb->number_of_packets; i++) { -+ DWC_PRINT(" ISO Desc %d:\n", i); -+ DWC_PRINT(" offset: %d, length %d\n", -+ urb->iso_frame_desc[i].offset, -+ urb->iso_frame_desc[i].length); -+ } -+ } -+} -+ -+static void dump_channel_info(dwc_otg_hcd_t *hcd, -+ dwc_otg_qh_t *qh) -+{ -+ if (qh->channel != NULL) { -+ dwc_hc_t *hc = qh->channel; -+ struct list_head *item; -+ dwc_otg_qh_t *qh_item; -+ int num_channels = hcd->core_if->core_params->host_channels; -+ int i; -+ -+ dwc_otg_hc_regs_t *hc_regs; -+ hcchar_data_t hcchar; -+ hcsplt_data_t hcsplt; -+ hctsiz_data_t hctsiz; -+ uint32_t hcdma; -+ -+ hc_regs = hcd->core_if->host_if->hc_regs[hc->hc_num]; -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcsplt.d32 = dwc_read_reg32(&hc_regs->hcsplt); -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ hcdma = dwc_read_reg32(&hc_regs->hcdma); -+ -+ DWC_PRINT(" Assigned to channel %p:\n", hc); -+ DWC_PRINT(" hcchar 0x%08x, hcsplt 0x%08x\n", hcchar.d32, hcsplt.d32); -+ DWC_PRINT(" hctsiz 0x%08x, hcdma 0x%08x\n", hctsiz.d32, hcdma); -+ DWC_PRINT(" dev_addr: %d, ep_num: %d, ep_is_in: %d\n", -+ hc->dev_addr, hc->ep_num, hc->ep_is_in); -+ DWC_PRINT(" ep_type: %d\n", hc->ep_type); -+ DWC_PRINT(" max_packet: %d\n", hc->max_packet); -+ DWC_PRINT(" data_pid_start: %d\n", hc->data_pid_start); -+ DWC_PRINT(" xfer_started: %d\n", hc->xfer_started); -+ DWC_PRINT(" halt_status: %d\n", hc->halt_status); -+ DWC_PRINT(" xfer_buff: %p\n", hc->xfer_buff); -+ DWC_PRINT(" xfer_len: %d\n", hc->xfer_len); -+ DWC_PRINT(" qh: %p\n", hc->qh); -+ DWC_PRINT(" NP inactive sched:\n"); -+ list_for_each(item, &hcd->non_periodic_sched_inactive) { -+ qh_item = list_entry(item, dwc_otg_qh_t, qh_list_entry); -+ DWC_PRINT(" %p\n", qh_item); -+ } -+ DWC_PRINT(" NP active sched:\n"); -+ list_for_each(item, &hcd->non_periodic_sched_active) { -+ qh_item = list_entry(item, dwc_otg_qh_t, qh_list_entry); -+ DWC_PRINT(" %p\n", qh_item); -+ } -+ DWC_PRINT(" Channels: \n"); -+ for (i = 0; i < num_channels; i++) { -+ dwc_hc_t *hc = hcd->hc_ptr_array[i]; -+ DWC_PRINT(" %2d: %p\n", i, hc); -+ } -+ } -+} -+#endif -+ -+ -+//OTG host require the DMA addr is DWORD-aligned, -+//patch it if the buffer is not DWORD-aligned -+inline -+void hcd_check_and_patch_dma_addr(struct urb *urb){ -+ -+ if((!urb->transfer_buffer)||!urb->transfer_dma||urb->transfer_dma==0xffffffff) -+ return; -+ -+ if(((u32)urb->transfer_buffer)& 0x3){ -+ /* -+ printk("%s: " -+ "urb(%.8x) " -+ "transfer_buffer=%.8x, " -+ "transfer_dma=%.8x, " -+ "transfer_buffer_length=%d, " -+ "actual_length=%d(%x), " -+ "\n", -+ ((urb->transfer_flags & URB_DIR_MASK)==URB_DIR_OUT)?"OUT":"IN", -+ urb, -+ urb->transfer_buffer, -+ urb->transfer_dma, -+ urb->transfer_buffer_length, -+ urb->actual_length,urb->actual_length -+ ); -+ */ -+ if(!urb->aligned_transfer_buffer||urb->aligned_transfer_buffer_length<urb->transfer_buffer_length){ -+ urb->aligned_transfer_buffer_length=urb->transfer_buffer_length; -+ if(urb->aligned_transfer_buffer) { -+ kfree(urb->aligned_transfer_buffer); -+ } -+ urb->aligned_transfer_buffer=kmalloc(urb->aligned_transfer_buffer_length,GFP_KERNEL|GFP_DMA|GFP_ATOMIC); -+ urb->aligned_transfer_dma=dma_map_single(NULL,(void *)(urb->aligned_transfer_buffer),(urb->aligned_transfer_buffer_length),DMA_FROM_DEVICE); -+ if(!urb->aligned_transfer_buffer){ -+ DWC_ERROR("Cannot alloc required buffer!!\n"); -+ BUG(); -+ } -+ //printk(" new allocated aligned_buf=%.8x aligned_buf_len=%d\n", (u32)urb->aligned_transfer_buffer, urb->aligned_transfer_buffer_length); -+ } -+ urb->transfer_dma=urb->aligned_transfer_dma; -+ if((urb->transfer_flags & URB_DIR_MASK)==URB_DIR_OUT) { -+ memcpy(urb->aligned_transfer_buffer,urb->transfer_buffer,urb->transfer_buffer_length); -+ dma_sync_single_for_device(NULL,urb->transfer_dma,urb->transfer_buffer_length,DMA_TO_DEVICE); -+ } -+ } -+} -+ -+ -+ -+/** Starts processing a USB transfer request specified by a USB Request Block -+ * (URB). mem_flags indicates the type of memory allocation to use while -+ * processing this URB. */ -+int dwc_otg_hcd_urb_enqueue(struct usb_hcd *hcd, -+// struct usb_host_endpoint *ep, -+ struct urb *urb, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int mem_flags -+#else -+ gfp_t mem_flags -+#endif -+ ) -+{ -+ int retval = 0; -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ dwc_otg_qtd_t *qtd; -+ -+#ifdef DEBUG -+ if (CHK_DEBUG_LEVEL(DBG_HCDV | DBG_HCD_URB)) { -+ dump_urb_info(urb, "dwc_otg_hcd_urb_enqueue"); -+ } -+#endif -+ if (!dwc_otg_hcd->flags.b.port_connect_status) { -+ /* No longer connected. */ -+ return -ENODEV; -+ } -+ -+ hcd_check_and_patch_dma_addr(urb); -+ qtd = dwc_otg_hcd_qtd_create(urb); -+ if (qtd == NULL) { -+ DWC_ERROR("DWC OTG HCD URB Enqueue failed creating QTD\n"); -+ return -ENOMEM; -+ } -+ -+ retval = dwc_otg_hcd_qtd_add(qtd, dwc_otg_hcd); -+ if (retval < 0) { -+ DWC_ERROR("DWC OTG HCD URB Enqueue failed adding QTD. " -+ "Error status %d\n", retval); -+ dwc_otg_hcd_qtd_free(qtd); -+ } -+ -+ return retval; -+} -+ -+/** Aborts/cancels a USB transfer request. Always returns 0 to indicate -+ * success. */ -+int dwc_otg_hcd_urb_dequeue(struct usb_hcd *hcd, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ struct usb_host_endpoint *ep, -+#endif -+ struct urb *urb, int status) -+{ -+ unsigned long flags; -+ dwc_otg_hcd_t *dwc_otg_hcd; -+ dwc_otg_qtd_t *urb_qtd; -+ dwc_otg_qh_t *qh; -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ struct usb_host_endpoint *ep = dwc_urb_to_endpoint(urb); -+#endif -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD URB Dequeue\n"); -+ -+ dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ -+ SPIN_LOCK_IRQSAVE(&dwc_otg_hcd->lock, flags); -+ -+ urb_qtd = (dwc_otg_qtd_t *)urb->hcpriv; -+ qh = (dwc_otg_qh_t *)ep->hcpriv; -+ -+#ifdef DEBUG -+ if (CHK_DEBUG_LEVEL(DBG_HCDV | DBG_HCD_URB)) { -+ dump_urb_info(urb, "dwc_otg_hcd_urb_dequeue"); -+ if (urb_qtd == qh->qtd_in_process) { -+ dump_channel_info(dwc_otg_hcd, qh); -+ } -+ } -+#endif -+ -+ if (urb_qtd == qh->qtd_in_process) { -+ /* The QTD is in process (it has been assigned to a channel). */ -+ -+ if (dwc_otg_hcd->flags.b.port_connect_status) { -+ /* -+ * If still connected (i.e. in host mode), halt the -+ * channel so it can be used for other transfers. If -+ * no longer connected, the host registers can't be -+ * written to halt the channel since the core is in -+ * device mode. -+ */ -+ dwc_otg_hc_halt(dwc_otg_hcd->core_if, qh->channel, -+ DWC_OTG_HC_XFER_URB_DEQUEUE); -+ } -+ } -+ -+ /* -+ * Free the QTD and clean up the associated QH. Leave the QH in the -+ * schedule if it has any remaining QTDs. -+ */ -+ dwc_otg_hcd_qtd_remove_and_free(dwc_otg_hcd, urb_qtd); -+ if (urb_qtd == qh->qtd_in_process) { -+ dwc_otg_hcd_qh_deactivate(dwc_otg_hcd, qh, 0); -+ qh->channel = NULL; -+ qh->qtd_in_process = NULL; -+ } else if (list_empty(&qh->qtd_list)) { -+ dwc_otg_hcd_qh_remove(dwc_otg_hcd, qh); -+ } -+ -+ SPIN_UNLOCK_IRQRESTORE(&dwc_otg_hcd->lock, flags); -+ -+ urb->hcpriv = NULL; -+ -+ /* Higher layer software sets URB status. */ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ usb_hcd_giveback_urb(hcd, urb, status); -+#else -+ usb_hcd_giveback_urb(hcd, urb, NULL); -+#endif -+ if (CHK_DEBUG_LEVEL(DBG_HCDV | DBG_HCD_URB)) { -+ DWC_PRINT("Called usb_hcd_giveback_urb()\n"); -+ DWC_PRINT(" urb->status = %d\n", urb->status); -+ } -+ -+ return 0; -+} -+ -+/** Frees resources in the DWC_otg controller related to a given endpoint. Also -+ * clears state in the HCD related to the endpoint. Any URBs for the endpoint -+ * must already be dequeued. */ -+void dwc_otg_hcd_endpoint_disable(struct usb_hcd *hcd, -+ struct usb_host_endpoint *ep) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ dwc_otg_qh_t *qh; -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ unsigned long flags; -+ int retry = 0; -+#endif -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD EP DISABLE: _bEndpointAddress=0x%02x, " -+ "endpoint=%d\n", ep->desc.bEndpointAddress, -+ dwc_ep_addr_to_endpoint(ep->desc.bEndpointAddress)); -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+rescan: -+ SPIN_LOCK_IRQSAVE(&dwc_otg_hcd->lock, flags); -+ qh = (dwc_otg_qh_t *)(ep->hcpriv); -+ if (!qh) -+ goto done; -+ -+ /** Check that the QTD list is really empty */ -+ if (!list_empty(&qh->qtd_list)) { -+ if (retry++ < 250) { -+ SPIN_UNLOCK_IRQRESTORE(&dwc_otg_hcd->lock, flags); -+ schedule_timeout_uninterruptible(1); -+ goto rescan; -+ } -+ -+ DWC_WARN("DWC OTG HCD EP DISABLE:" -+ " QTD List for this endpoint is not empty\n"); -+ } -+ -+ dwc_otg_hcd_qh_remove_and_free(dwc_otg_hcd, qh); -+ ep->hcpriv = NULL; -+done: -+ SPIN_UNLOCK_IRQRESTORE(&dwc_otg_hcd->lock, flags); -+ -+#else // LINUX_VERSION_CODE -+ -+ qh = (dwc_otg_qh_t *)(ep->hcpriv); -+ if (qh != NULL) { -+#ifdef DEBUG -+ /** Check that the QTD list is really empty */ -+ if (!list_empty(&qh->qtd_list)) { -+ DWC_WARN("DWC OTG HCD EP DISABLE:" -+ " QTD List for this endpoint is not empty\n"); -+ } -+#endif -+ dwc_otg_hcd_qh_remove_and_free(dwc_otg_hcd, qh); -+ ep->hcpriv = NULL; -+ } -+#endif // LINUX_VERSION_CODE -+} -+ -+/** Handles host mode interrupts for the DWC_otg controller. Returns IRQ_NONE if -+ * there was no interrupt to handle. Returns IRQ_HANDLED if there was a valid -+ * interrupt. -+ * -+ * This function is called by the USB core when an interrupt occurs */ -+irqreturn_t dwc_otg_hcd_irq(struct usb_hcd *hcd -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) -+ , struct pt_regs *regs -+#endif -+ ) -+{ -+ int retVal = 0; -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ retVal = dwc_otg_hcd_handle_intr(dwc_otg_hcd); -+ if (dwc_otg_hcd->flags.b.port_connect_status_change == 1) -+ usb_hcd_poll_rh_status(hcd); -+ return IRQ_RETVAL(retVal); -+} -+ -+/** Creates Status Change bitmap for the root hub and root port. The bitmap is -+ * returned in buf. Bit 0 is the status change indicator for the root hub. Bit 1 -+ * is the status change indicator for the single root port. Returns 1 if either -+ * change indicator is 1, otherwise returns 0. */ -+int dwc_otg_hcd_hub_status_data(struct usb_hcd *hcd, char *buf) -+{ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ -+ buf[0] = 0; -+ buf[0] |= (dwc_otg_hcd->flags.b.port_connect_status_change || -+ dwc_otg_hcd->flags.b.port_reset_change || -+ dwc_otg_hcd->flags.b.port_enable_change || -+ dwc_otg_hcd->flags.b.port_suspend_change || -+ dwc_otg_hcd->flags.b.port_over_current_change) << 1; -+ -+#ifdef DEBUG -+ if (buf[0]) { -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB STATUS DATA:" -+ " Root port status changed\n"); -+ DWC_DEBUGPL(DBG_HCDV, " port_connect_status_change: %d\n", -+ dwc_otg_hcd->flags.b.port_connect_status_change); -+ DWC_DEBUGPL(DBG_HCDV, " port_reset_change: %d\n", -+ dwc_otg_hcd->flags.b.port_reset_change); -+ DWC_DEBUGPL(DBG_HCDV, " port_enable_change: %d\n", -+ dwc_otg_hcd->flags.b.port_enable_change); -+ DWC_DEBUGPL(DBG_HCDV, " port_suspend_change: %d\n", -+ dwc_otg_hcd->flags.b.port_suspend_change); -+ DWC_DEBUGPL(DBG_HCDV, " port_over_current_change: %d\n", -+ dwc_otg_hcd->flags.b.port_over_current_change); -+ } -+#endif -+ return (buf[0] != 0); -+} -+ -+#ifdef DWC_HS_ELECT_TST -+/* -+ * Quick and dirty hack to implement the HS Electrical Test -+ * SINGLE_STEP_GET_DEVICE_DESCRIPTOR feature. -+ * -+ * This code was copied from our userspace app "hset". It sends a -+ * Get Device Descriptor control sequence in two parts, first the -+ * Setup packet by itself, followed some time later by the In and -+ * Ack packets. Rather than trying to figure out how to add this -+ * functionality to the normal driver code, we just hijack the -+ * hardware, using these two function to drive the hardware -+ * directly. -+ */ -+ -+dwc_otg_core_global_regs_t *global_regs; -+dwc_otg_host_global_regs_t *hc_global_regs; -+dwc_otg_hc_regs_t *hc_regs; -+uint32_t *data_fifo; -+ -+static void do_setup(void) -+{ -+ gintsts_data_t gintsts; -+ hctsiz_data_t hctsiz; -+ hcchar_data_t hcchar; -+ haint_data_t haint; -+ hcint_data_t hcint; -+ -+ /* Enable HAINTs */ -+ dwc_write_reg32(&hc_global_regs->haintmsk, 0x0001); -+ -+ /* Enable HCINTs */ -+ dwc_write_reg32(&hc_regs->hcintmsk, 0x04a3); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* -+ * Send Setup packet (Get Device Descriptor) -+ */ -+ -+ /* Make sure channel is disabled */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chen) { -+ //fprintf(stderr, "Channel already enabled 1, HCCHAR = %08x\n", hcchar.d32); -+ hcchar.b.chdis = 1; -+// hcchar.b.chen = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ //sleep(1); -+ mdelay(1000); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //if (hcchar.b.chen) { -+ // fprintf(stderr, "** Channel _still_ enabled 1, HCCHAR = %08x **\n", hcchar.d32); -+ //} -+ } -+ -+ /* Set HCTSIZ */ -+ hctsiz.d32 = 0; -+ hctsiz.b.xfersize = 8; -+ hctsiz.b.pktcnt = 1; -+ hctsiz.b.pid = DWC_OTG_HC_PID_SETUP; -+ dwc_write_reg32(&hc_regs->hctsiz, hctsiz.d32); -+ -+ /* Set HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.eptype = DWC_OTG_EP_TYPE_CONTROL; -+ hcchar.b.epdir = 0; -+ hcchar.b.epnum = 0; -+ hcchar.b.mps = 8; -+ hcchar.b.chen = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ -+ /* Fill FIFO with Setup data for Get Device Descriptor */ -+ data_fifo = (uint32_t *)((char *)global_regs + 0x1000); -+ dwc_write_reg32(data_fifo++, 0x01000680); -+ dwc_write_reg32(data_fifo++, 0x00080000); -+ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "Waiting for HCINTR intr 1, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Wait for host channel interrupt */ -+ do { -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ } while (gintsts.b.hcintr == 0); -+ -+ //fprintf(stderr, "Got HCINTR intr 1, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Disable HCINTs */ -+ dwc_write_reg32(&hc_regs->hcintmsk, 0x0000); -+ -+ /* Disable HAINTs */ -+ dwc_write_reg32(&hc_global_regs->haintmsk, 0x0000); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+} -+ -+static void do_in_ack(void) -+{ -+ gintsts_data_t gintsts; -+ hctsiz_data_t hctsiz; -+ hcchar_data_t hcchar; -+ haint_data_t haint; -+ hcint_data_t hcint; -+ host_grxsts_data_t grxsts; -+ -+ /* Enable HAINTs */ -+ dwc_write_reg32(&hc_global_regs->haintmsk, 0x0001); -+ -+ /* Enable HCINTs */ -+ dwc_write_reg32(&hc_regs->hcintmsk, 0x04a3); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* -+ * Receive Control In packet -+ */ -+ -+ /* Make sure channel is disabled */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chen) { -+ //fprintf(stderr, "Channel already enabled 2, HCCHAR = %08x\n", hcchar.d32); -+ hcchar.b.chdis = 1; -+ hcchar.b.chen = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ //sleep(1); -+ mdelay(1000); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //if (hcchar.b.chen) { -+ // fprintf(stderr, "** Channel _still_ enabled 2, HCCHAR = %08x **\n", hcchar.d32); -+ //} -+ } -+ -+ /* Set HCTSIZ */ -+ hctsiz.d32 = 0; -+ hctsiz.b.xfersize = 8; -+ hctsiz.b.pktcnt = 1; -+ hctsiz.b.pid = DWC_OTG_HC_PID_DATA1; -+ dwc_write_reg32(&hc_regs->hctsiz, hctsiz.d32); -+ -+ /* Set HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.eptype = DWC_OTG_EP_TYPE_CONTROL; -+ hcchar.b.epdir = 1; -+ hcchar.b.epnum = 0; -+ hcchar.b.mps = 8; -+ hcchar.b.chen = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "Waiting for RXSTSQLVL intr 1, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Wait for receive status queue interrupt */ -+ do { -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ } while (gintsts.b.rxstsqlvl == 0); -+ -+ //fprintf(stderr, "Got RXSTSQLVL intr 1, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Read RXSTS */ -+ grxsts.d32 = dwc_read_reg32(&global_regs->grxstsp); -+ //fprintf(stderr, "GRXSTS: %08x\n", grxsts.d32); -+ -+ /* Clear RXSTSQLVL in GINTSTS */ -+ gintsts.d32 = 0; -+ gintsts.b.rxstsqlvl = 1; -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ switch (grxsts.b.pktsts) { -+ case DWC_GRXSTS_PKTSTS_IN: -+ /* Read the data into the host buffer */ -+ if (grxsts.b.bcnt > 0) { -+ int i; -+ int word_count = (grxsts.b.bcnt + 3) / 4; -+ -+ data_fifo = (uint32_t *)((char *)global_regs + 0x1000); -+ -+ for (i = 0; i < word_count; i++) { -+ (void)dwc_read_reg32(data_fifo++); -+ } -+ } -+ -+ //fprintf(stderr, "Received %u bytes\n", (unsigned)grxsts.b.bcnt); -+ break; -+ -+ default: -+ //fprintf(stderr, "** Unexpected GRXSTS packet status 1 **\n"); -+ break; -+ } -+ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "Waiting for RXSTSQLVL intr 2, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Wait for receive status queue interrupt */ -+ do { -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ } while (gintsts.b.rxstsqlvl == 0); -+ -+ //fprintf(stderr, "Got RXSTSQLVL intr 2, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Read RXSTS */ -+ grxsts.d32 = dwc_read_reg32(&global_regs->grxstsp); -+ //fprintf(stderr, "GRXSTS: %08x\n", grxsts.d32); -+ -+ /* Clear RXSTSQLVL in GINTSTS */ -+ gintsts.d32 = 0; -+ gintsts.b.rxstsqlvl = 1; -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ switch (grxsts.b.pktsts) { -+ case DWC_GRXSTS_PKTSTS_IN_XFER_COMP: -+ break; -+ -+ default: -+ //fprintf(stderr, "** Unexpected GRXSTS packet status 2 **\n"); -+ break; -+ } -+ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "Waiting for HCINTR intr 2, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Wait for host channel interrupt */ -+ do { -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ } while (gintsts.b.hcintr == 0); -+ -+ //fprintf(stderr, "Got HCINTR intr 2, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+// usleep(100000); -+// mdelay(100); -+ mdelay(1); -+ -+ /* -+ * Send handshake packet -+ */ -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* Make sure channel is disabled */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chen) { -+ //fprintf(stderr, "Channel already enabled 3, HCCHAR = %08x\n", hcchar.d32); -+ hcchar.b.chdis = 1; -+ hcchar.b.chen = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ //sleep(1); -+ mdelay(1000); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //if (hcchar.b.chen) { -+ // fprintf(stderr, "** Channel _still_ enabled 3, HCCHAR = %08x **\n", hcchar.d32); -+ //} -+ } -+ -+ /* Set HCTSIZ */ -+ hctsiz.d32 = 0; -+ hctsiz.b.xfersize = 0; -+ hctsiz.b.pktcnt = 1; -+ hctsiz.b.pid = DWC_OTG_HC_PID_DATA1; -+ dwc_write_reg32(&hc_regs->hctsiz, hctsiz.d32); -+ -+ /* Set HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcchar.b.eptype = DWC_OTG_EP_TYPE_CONTROL; -+ hcchar.b.epdir = 0; -+ hcchar.b.epnum = 0; -+ hcchar.b.mps = 8; -+ hcchar.b.chen = 1; -+ dwc_write_reg32(&hc_regs->hcchar, hcchar.d32); -+ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "Waiting for HCINTR intr 3, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Wait for host channel interrupt */ -+ do { -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ } while (gintsts.b.hcintr == 0); -+ -+ //fprintf(stderr, "Got HCINTR intr 3, GINTSTS = %08x\n", gintsts.d32); -+ -+ /* Disable HCINTs */ -+ dwc_write_reg32(&hc_regs->hcintmsk, 0x0000); -+ -+ /* Disable HAINTs */ -+ dwc_write_reg32(&hc_global_regs->haintmsk, 0x0000); -+ -+ /* Read HAINT */ -+ haint.d32 = dwc_read_reg32(&hc_global_regs->haint); -+ //fprintf(stderr, "HAINT: %08x\n", haint.d32); -+ -+ /* Read HCINT */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ //fprintf(stderr, "HCINT: %08x\n", hcint.d32); -+ -+ /* Read HCCHAR */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ //fprintf(stderr, "HCCHAR: %08x\n", hcchar.d32); -+ -+ /* Clear HCINT */ -+ dwc_write_reg32(&hc_regs->hcint, hcint.d32); -+ -+ /* Clear HAINT */ -+ dwc_write_reg32(&hc_global_regs->haint, haint.d32); -+ -+ /* Clear GINTSTS */ -+ dwc_write_reg32(&global_regs->gintsts, gintsts.d32); -+ -+ /* Read GINTSTS */ -+ gintsts.d32 = dwc_read_reg32(&global_regs->gintsts); -+ //fprintf(stderr, "GINTSTS: %08x\n", gintsts.d32); -+} -+#endif /* DWC_HS_ELECT_TST */ -+ -+/** Handles hub class-specific requests. */ -+int dwc_otg_hcd_hub_control(struct usb_hcd *hcd, -+ u16 typeReq, -+ u16 wValue, -+ u16 wIndex, -+ char *buf, -+ u16 wLength) -+{ -+ int retval = 0; -+ -+ dwc_otg_hcd_t *dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd); -+ dwc_otg_core_if_t *core_if = hcd_to_dwc_otg_hcd(hcd)->core_if; -+ struct usb_hub_descriptor *desc; -+ hprt0_data_t hprt0 = {.d32 = 0}; -+ -+ uint32_t port_status; -+ -+ switch (typeReq) { -+ case ClearHubFeature: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearHubFeature 0x%x\n", wValue); -+ switch (wValue) { -+ case C_HUB_LOCAL_POWER: -+ case C_HUB_OVER_CURRENT: -+ /* Nothing required here */ -+ break; -+ default: -+ retval = -EINVAL; -+ DWC_ERROR("DWC OTG HCD - " -+ "ClearHubFeature request %xh unknown\n", wValue); -+ } -+ break; -+ case ClearPortFeature: -+ if (!wIndex || wIndex > 1) -+ goto error; -+ -+ switch (wValue) { -+ case USB_PORT_FEAT_ENABLE: -+ DWC_DEBUGPL(DBG_ANY, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_ENABLE\n"); -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtena = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ break; -+ case USB_PORT_FEAT_SUSPEND: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_SUSPEND\n"); -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtres = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ /* Clear Resume bit */ -+ mdelay(100); -+ hprt0.b.prtres = 0; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ break; -+ case USB_PORT_FEAT_POWER: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_POWER\n"); -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtpwr = 0; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ break; -+ case USB_PORT_FEAT_INDICATOR: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_INDICATOR\n"); -+ /* Port inidicator not supported */ -+ break; -+ case USB_PORT_FEAT_C_CONNECTION: -+ /* Clears drivers internal connect status change -+ * flag */ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_C_CONNECTION\n"); -+ dwc_otg_hcd->flags.b.port_connect_status_change = 0; -+ break; -+ case USB_PORT_FEAT_C_RESET: -+ /* Clears the driver's internal Port Reset Change -+ * flag */ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_C_RESET\n"); -+ dwc_otg_hcd->flags.b.port_reset_change = 0; -+ break; -+ case USB_PORT_FEAT_C_ENABLE: -+ /* Clears the driver's internal Port -+ * Enable/Disable Change flag */ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_C_ENABLE\n"); -+ dwc_otg_hcd->flags.b.port_enable_change = 0; -+ break; -+ case USB_PORT_FEAT_C_SUSPEND: -+ /* Clears the driver's internal Port Suspend -+ * Change flag, which is set when resume signaling on -+ * the host port is complete */ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_C_SUSPEND\n"); -+ dwc_otg_hcd->flags.b.port_suspend_change = 0; -+ break; -+ case USB_PORT_FEAT_C_OVER_CURRENT: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "ClearPortFeature USB_PORT_FEAT_C_OVER_CURRENT\n"); -+ dwc_otg_hcd->flags.b.port_over_current_change = 0; -+ break; -+ default: -+ retval = -EINVAL; -+ DWC_ERROR("DWC OTG HCD - " -+ "ClearPortFeature request %xh " -+ "unknown or unsupported\n", wValue); -+ } -+ break; -+ case GetHubDescriptor: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "GetHubDescriptor\n"); -+ desc = (struct usb_hub_descriptor *)buf; -+ desc->bDescLength = 9; -+ desc->bDescriptorType = 0x29; -+ desc->bNbrPorts = 1; -+ desc->wHubCharacteristics = 0x08; -+ desc->bPwrOn2PwrGood = 1; -+ desc->bHubContrCurrent = 0; -+ desc->bitmap[0] = 0; -+ desc->bitmap[1] = 0xff; -+ break; -+ case GetHubStatus: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "GetHubStatus\n"); -+ memset(buf, 0, 4); -+ break; -+ case GetPortStatus: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "GetPortStatus\n"); -+ -+ if (!wIndex || wIndex > 1) -+ goto error; -+ -+ port_status = 0; -+ -+ if (dwc_otg_hcd->flags.b.port_connect_status_change) -+ port_status |= (1 << USB_PORT_FEAT_C_CONNECTION); -+ -+ if (dwc_otg_hcd->flags.b.port_enable_change) -+ port_status |= (1 << USB_PORT_FEAT_C_ENABLE); -+ -+ if (dwc_otg_hcd->flags.b.port_suspend_change) -+ port_status |= (1 << USB_PORT_FEAT_C_SUSPEND); -+ -+ if (dwc_otg_hcd->flags.b.port_reset_change) -+ port_status |= (1 << USB_PORT_FEAT_C_RESET); -+ -+ if (dwc_otg_hcd->flags.b.port_over_current_change) { -+ DWC_ERROR("Device Not Supported\n"); -+ port_status |= (1 << USB_PORT_FEAT_C_OVER_CURRENT); -+ } -+ -+ if (!dwc_otg_hcd->flags.b.port_connect_status) { -+ /* -+ * The port is disconnected, which means the core is -+ * either in device mode or it soon will be. Just -+ * return 0's for the remainder of the port status -+ * since the port register can't be read if the core -+ * is in device mode. -+ */ -+ *((__le32 *) buf) = cpu_to_le32(port_status); -+ break; -+ } -+ -+ hprt0.d32 = dwc_read_reg32(core_if->host_if->hprt0); -+ DWC_DEBUGPL(DBG_HCDV, " HPRT0: 0x%08x\n", hprt0.d32); -+ -+ if (hprt0.b.prtconnsts) -+ port_status |= (1 << USB_PORT_FEAT_CONNECTION); -+ -+ if (hprt0.b.prtena) -+ port_status |= (1 << USB_PORT_FEAT_ENABLE); -+ -+ if (hprt0.b.prtsusp) -+ port_status |= (1 << USB_PORT_FEAT_SUSPEND); -+ -+ if (hprt0.b.prtovrcurract) -+ port_status |= (1 << USB_PORT_FEAT_OVER_CURRENT); -+ -+ if (hprt0.b.prtrst) -+ port_status |= (1 << USB_PORT_FEAT_RESET); -+ -+ if (hprt0.b.prtpwr) -+ port_status |= (1 << USB_PORT_FEAT_POWER); -+ -+ if (hprt0.b.prtspd == DWC_HPRT0_PRTSPD_HIGH_SPEED) -+ port_status |= (1 << USB_PORT_FEAT_HIGHSPEED); -+ else if (hprt0.b.prtspd == DWC_HPRT0_PRTSPD_LOW_SPEED) -+ port_status |= (1 << USB_PORT_FEAT_LOWSPEED); -+ -+ if (hprt0.b.prttstctl) -+ port_status |= (1 << USB_PORT_FEAT_TEST); -+ -+ /* USB_PORT_FEAT_INDICATOR unsupported always 0 */ -+ -+ *((__le32 *) buf) = cpu_to_le32(port_status); -+ -+ break; -+ case SetHubFeature: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "SetHubFeature\n"); -+ /* No HUB features supported */ -+ break; -+ case SetPortFeature: -+ if (wValue != USB_PORT_FEAT_TEST && (!wIndex || wIndex > 1)) -+ goto error; -+ -+ if (!dwc_otg_hcd->flags.b.port_connect_status) { -+ /* -+ * The port is disconnected, which means the core is -+ * either in device mode or it soon will be. Just -+ * return without doing anything since the port -+ * register can't be written if the core is in device -+ * mode. -+ */ -+ break; -+ } -+ -+ switch (wValue) { -+ case USB_PORT_FEAT_SUSPEND: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "SetPortFeature - USB_PORT_FEAT_SUSPEND\n"); -+ if (hcd->self.otg_port == wIndex && -+ hcd->self.b_hnp_enable) { -+ gotgctl_data_t gotgctl = {.d32=0}; -+ gotgctl.b.hstsethnpen = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gotgctl, -+ 0, gotgctl.d32); -+ core_if->op_state = A_SUSPEND; -+ } -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtsusp = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ //DWC_PRINT("SUSPEND: HPRT0=%0x\n", hprt0.d32); -+ /* Suspend the Phy Clock */ -+ { -+ pcgcctl_data_t pcgcctl = {.d32=0}; -+ pcgcctl.b.stoppclk = 1; -+ dwc_write_reg32(core_if->pcgcctl, pcgcctl.d32); -+ } -+ -+ /* For HNP the bus must be suspended for at least 200ms. */ -+ if (hcd->self.b_hnp_enable) { -+ mdelay(200); -+ //DWC_PRINT("SUSPEND: wait complete! (%d)\n", _hcd->state); -+ } -+ break; -+ case USB_PORT_FEAT_POWER: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "SetPortFeature - USB_PORT_FEAT_POWER\n"); -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtpwr = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ break; -+ case USB_PORT_FEAT_RESET: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "SetPortFeature - USB_PORT_FEAT_RESET\n"); -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ /* When B-Host the Port reset bit is set in -+ * the Start HCD Callback function, so that -+ * the reset is started within 1ms of the HNP -+ * success interrupt. */ -+ if (!hcd->self.is_b_host) { -+ hprt0.b.prtrst = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ } -+ /* Clear reset bit in 10ms (FS/LS) or 50ms (HS) */ -+ MDELAY(60); -+ hprt0.b.prtrst = 0; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ break; -+ -+#ifdef DWC_HS_ELECT_TST -+ case USB_PORT_FEAT_TEST: -+ { -+ uint32_t t; -+ gintmsk_data_t gintmsk; -+ -+ t = (wIndex >> 8); /* MSB wIndex USB */ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "SetPortFeature - USB_PORT_FEAT_TEST %d\n", t); -+ warn("USB_PORT_FEAT_TEST %d\n", t); -+ if (t < 6) { -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prttstctl = t; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ } else { -+ /* Setup global vars with reg addresses (quick and -+ * dirty hack, should be cleaned up) -+ */ -+ global_regs = core_if->core_global_regs; -+ hc_global_regs = core_if->host_if->host_global_regs; -+ hc_regs = (dwc_otg_hc_regs_t *)((char *)global_regs + 0x500); -+ data_fifo = (uint32_t *)((char *)global_regs + 0x1000); -+ -+ if (t == 6) { /* HS_HOST_PORT_SUSPEND_RESUME */ -+ /* Save current interrupt mask */ -+ gintmsk.d32 = dwc_read_reg32(&global_regs->gintmsk); -+ -+ /* Disable all interrupts while we muck with -+ * the hardware directly -+ */ -+ dwc_write_reg32(&global_regs->gintmsk, 0); -+ -+ /* 15 second delay per the test spec */ -+ mdelay(15000); -+ -+ /* Drive suspend on the root port */ -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtsusp = 1; -+ hprt0.b.prtres = 0; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ -+ /* 15 second delay per the test spec */ -+ mdelay(15000); -+ -+ /* Drive resume on the root port */ -+ hprt0.d32 = dwc_otg_read_hprt0(core_if); -+ hprt0.b.prtsusp = 0; -+ hprt0.b.prtres = 1; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ mdelay(100); -+ -+ /* Clear the resume bit */ -+ hprt0.b.prtres = 0; -+ dwc_write_reg32(core_if->host_if->hprt0, hprt0.d32); -+ -+ /* Restore interrupts */ -+ dwc_write_reg32(&global_regs->gintmsk, gintmsk.d32); -+ } else if (t == 7) { /* SINGLE_STEP_GET_DEVICE_DESCRIPTOR setup */ -+ /* Save current interrupt mask */ -+ gintmsk.d32 = dwc_read_reg32(&global_regs->gintmsk); -+ -+ /* Disable all interrupts while we muck with -+ * the hardware directly -+ */ -+ dwc_write_reg32(&global_regs->gintmsk, 0); -+ -+ /* 15 second delay per the test spec */ -+ mdelay(15000); -+ -+ /* Send the Setup packet */ -+ do_setup(); -+ -+ /* 15 second delay so nothing else happens for awhile */ -+ mdelay(15000); -+ -+ /* Restore interrupts */ -+ dwc_write_reg32(&global_regs->gintmsk, gintmsk.d32); -+ } else if (t == 8) { /* SINGLE_STEP_GET_DEVICE_DESCRIPTOR execute */ -+ /* Save current interrupt mask */ -+ gintmsk.d32 = dwc_read_reg32(&global_regs->gintmsk); -+ -+ /* Disable all interrupts while we muck with -+ * the hardware directly -+ */ -+ dwc_write_reg32(&global_regs->gintmsk, 0); -+ -+ /* Send the Setup packet */ -+ do_setup(); -+ -+ /* 15 second delay so nothing else happens for awhile */ -+ mdelay(15000); -+ -+ /* Send the In and Ack packets */ -+ do_in_ack(); -+ -+ /* 15 second delay so nothing else happens for awhile */ -+ mdelay(15000); -+ -+ /* Restore interrupts */ -+ dwc_write_reg32(&global_regs->gintmsk, gintmsk.d32); -+ } -+ } -+ break; -+ } -+#endif /* DWC_HS_ELECT_TST */ -+ -+ case USB_PORT_FEAT_INDICATOR: -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD HUB CONTROL - " -+ "SetPortFeature - USB_PORT_FEAT_INDICATOR\n"); -+ /* Not supported */ -+ break; -+ default: -+ retval = -EINVAL; -+ DWC_ERROR("DWC OTG HCD - " -+ "SetPortFeature request %xh " -+ "unknown or unsupported\n", wValue); -+ break; -+ } -+ break; -+ default: -+ error: -+ retval = -EINVAL; -+ DWC_WARN("DWC OTG HCD - " -+ "Unknown hub control request type or invalid typeReq: %xh wIndex: %xh wValue: %xh\n", -+ typeReq, wIndex, wValue); -+ break; -+ } -+ -+ return retval; -+} -+ -+/** -+ * Assigns transactions from a QTD to a free host channel and initializes the -+ * host channel to perform the transactions. The host channel is removed from -+ * the free list. -+ * -+ * @param hcd The HCD state structure. -+ * @param qh Transactions from the first QTD for this QH are selected and -+ * assigned to a free host channel. -+ */ -+static void assign_and_init_hc(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ dwc_hc_t *hc; -+ dwc_otg_qtd_t *qtd; -+ struct urb *urb; -+ -+ DWC_DEBUGPL(DBG_HCDV, "%s(%p,%p)\n", __func__, hcd, qh); -+ -+ hc = list_entry(hcd->free_hc_list.next, dwc_hc_t, hc_list_entry); -+ -+ /* Remove the host channel from the free list. */ -+ list_del_init(&hc->hc_list_entry); -+ -+ qtd = list_entry(qh->qtd_list.next, dwc_otg_qtd_t, qtd_list_entry); -+ urb = qtd->urb; -+ qh->channel = hc; -+ qh->qtd_in_process = qtd; -+ -+ /* -+ * Use usb_pipedevice to determine device address. This address is -+ * 0 before the SET_ADDRESS command and the correct address afterward. -+ */ -+ hc->dev_addr = usb_pipedevice(urb->pipe); -+ hc->ep_num = usb_pipeendpoint(urb->pipe); -+ -+ if (urb->dev->speed == USB_SPEED_LOW) { -+ hc->speed = DWC_OTG_EP_SPEED_LOW; -+ } else if (urb->dev->speed == USB_SPEED_FULL) { -+ hc->speed = DWC_OTG_EP_SPEED_FULL; -+ } else { -+ hc->speed = DWC_OTG_EP_SPEED_HIGH; -+ } -+ -+ hc->max_packet = dwc_max_packet(qh->maxp); -+ -+ hc->xfer_started = 0; -+ hc->halt_status = DWC_OTG_HC_XFER_NO_HALT_STATUS; -+ hc->error_state = (qtd->error_count > 0); -+ hc->halt_on_queue = 0; -+ hc->halt_pending = 0; -+ hc->requests = 0; -+ -+ /* -+ * The following values may be modified in the transfer type section -+ * below. The xfer_len value may be reduced when the transfer is -+ * started to accommodate the max widths of the XferSize and PktCnt -+ * fields in the HCTSIZn register. -+ */ -+ hc->do_ping = qh->ping_state; -+ hc->ep_is_in = (usb_pipein(urb->pipe) != 0); -+ hc->data_pid_start = qh->data_toggle; -+ hc->multi_count = 1; -+ -+ if (hcd->core_if->dma_enable) { -+ hc->xfer_buff = (uint8_t *)urb->transfer_dma + urb->actual_length; -+ } else { -+ hc->xfer_buff = (uint8_t *)urb->transfer_buffer + urb->actual_length; -+ } -+ hc->xfer_len = urb->transfer_buffer_length - urb->actual_length; -+ hc->xfer_count = 0; -+ -+ /* -+ * Set the split attributes -+ */ -+ hc->do_split = 0; -+ if (qh->do_split) { -+ hc->do_split = 1; -+ hc->xact_pos = qtd->isoc_split_pos; -+ hc->complete_split = qtd->complete_split; -+ hc->hub_addr = urb->dev->tt->hub->devnum; -+ hc->port_addr = urb->dev->ttport; -+ } -+ -+ switch (usb_pipetype(urb->pipe)) { -+ case PIPE_CONTROL: -+ hc->ep_type = DWC_OTG_EP_TYPE_CONTROL; -+ switch (qtd->control_phase) { -+ case DWC_OTG_CONTROL_SETUP: -+ DWC_DEBUGPL(DBG_HCDV, " Control setup transaction\n"); -+ hc->do_ping = 0; -+ hc->ep_is_in = 0; -+ hc->data_pid_start = DWC_OTG_HC_PID_SETUP; -+ if (hcd->core_if->dma_enable) { -+ hc->xfer_buff = (uint8_t *)urb->setup_dma; -+ } else { -+ hc->xfer_buff = (uint8_t *)urb->setup_packet; -+ } -+ hc->xfer_len = 8; -+ break; -+ case DWC_OTG_CONTROL_DATA: -+ DWC_DEBUGPL(DBG_HCDV, " Control data transaction\n"); -+ hc->data_pid_start = qtd->data_toggle; -+ break; -+ case DWC_OTG_CONTROL_STATUS: -+ /* -+ * Direction is opposite of data direction or IN if no -+ * data. -+ */ -+ DWC_DEBUGPL(DBG_HCDV, " Control status transaction\n"); -+ if (urb->transfer_buffer_length == 0) { -+ hc->ep_is_in = 1; -+ } else { -+ hc->ep_is_in = (usb_pipein(urb->pipe) != USB_DIR_IN); -+ } -+ if (hc->ep_is_in) { -+ hc->do_ping = 0; -+ } -+ hc->data_pid_start = DWC_OTG_HC_PID_DATA1; -+ hc->xfer_len = 0; -+ if (hcd->core_if->dma_enable) { -+ hc->xfer_buff = (uint8_t *)hcd->status_buf_dma; -+ } else { -+ hc->xfer_buff = (uint8_t *)hcd->status_buf; -+ } -+ break; -+ } -+ break; -+ case PIPE_BULK: -+ hc->ep_type = DWC_OTG_EP_TYPE_BULK; -+ break; -+ case PIPE_INTERRUPT: -+ hc->ep_type = DWC_OTG_EP_TYPE_INTR; -+ break; -+ case PIPE_ISOCHRONOUS: -+ { -+ struct usb_iso_packet_descriptor *frame_desc; -+ frame_desc = &urb->iso_frame_desc[qtd->isoc_frame_index]; -+ hc->ep_type = DWC_OTG_EP_TYPE_ISOC; -+ if (hcd->core_if->dma_enable) { -+ hc->xfer_buff = (uint8_t *)urb->transfer_dma; -+ } else { -+ hc->xfer_buff = (uint8_t *)urb->transfer_buffer; -+ } -+ hc->xfer_buff += frame_desc->offset + qtd->isoc_split_offset; -+ hc->xfer_len = frame_desc->length - qtd->isoc_split_offset; -+ -+ if (hc->xact_pos == DWC_HCSPLIT_XACTPOS_ALL) { -+ if (hc->xfer_len <= 188) { -+ hc->xact_pos = DWC_HCSPLIT_XACTPOS_ALL; -+ } -+ else { -+ hc->xact_pos = DWC_HCSPLIT_XACTPOS_BEGIN; -+ } -+ } -+ } -+ break; -+ } -+ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ /* -+ * This value may be modified when the transfer is started to -+ * reflect the actual transfer length. -+ */ -+ hc->multi_count = dwc_hb_mult(qh->maxp); -+ } -+ -+ dwc_otg_hc_init(hcd->core_if, hc); -+ hc->qh = qh; -+} -+ -+/** -+ * This function selects transactions from the HCD transfer schedule and -+ * assigns them to available host channels. It is called from HCD interrupt -+ * handler functions. -+ * -+ * @param hcd The HCD state structure. -+ * -+ * @return The types of new transactions that were assigned to host channels. -+ */ -+dwc_otg_transaction_type_e dwc_otg_hcd_select_transactions(dwc_otg_hcd_t *hcd) -+{ -+ struct list_head *qh_ptr; -+ dwc_otg_qh_t *qh; -+ int num_channels; -+ dwc_otg_transaction_type_e ret_val = DWC_OTG_TRANSACTION_NONE; -+ -+#ifdef DEBUG_SOF -+ DWC_DEBUGPL(DBG_HCD, " Select Transactions\n"); -+#endif -+ -+ /* Process entries in the periodic ready list. */ -+ qh_ptr = hcd->periodic_sched_ready.next; -+ while (qh_ptr != &hcd->periodic_sched_ready && -+ !list_empty(&hcd->free_hc_list)) { -+ -+ qh = list_entry(qh_ptr, dwc_otg_qh_t, qh_list_entry); -+ assign_and_init_hc(hcd, qh); -+ -+ /* -+ * Move the QH from the periodic ready schedule to the -+ * periodic assigned schedule. -+ */ -+ qh_ptr = qh_ptr->next; -+ list_move(&qh->qh_list_entry, &hcd->periodic_sched_assigned); -+ -+ ret_val = DWC_OTG_TRANSACTION_PERIODIC; -+ } -+ -+ /* -+ * Process entries in the inactive portion of the non-periodic -+ * schedule. Some free host channels may not be used if they are -+ * reserved for periodic transfers. -+ */ -+ qh_ptr = hcd->non_periodic_sched_inactive.next; -+ num_channels = hcd->core_if->core_params->host_channels; -+ while (qh_ptr != &hcd->non_periodic_sched_inactive && -+ (hcd->non_periodic_channels < -+ num_channels - hcd->periodic_channels) && -+ !list_empty(&hcd->free_hc_list)) { -+ -+ qh = list_entry(qh_ptr, dwc_otg_qh_t, qh_list_entry); -+ assign_and_init_hc(hcd, qh); -+ -+ /* -+ * Move the QH from the non-periodic inactive schedule to the -+ * non-periodic active schedule. -+ */ -+ qh_ptr = qh_ptr->next; -+ list_move(&qh->qh_list_entry, &hcd->non_periodic_sched_active); -+ -+ if (ret_val == DWC_OTG_TRANSACTION_NONE) { -+ ret_val = DWC_OTG_TRANSACTION_NON_PERIODIC; -+ } else { -+ ret_val = DWC_OTG_TRANSACTION_ALL; -+ } -+ -+ hcd->non_periodic_channels++; -+ } -+ -+ return ret_val; -+} -+ -+/** -+ * Attempts to queue a single transaction request for a host channel -+ * associated with either a periodic or non-periodic transfer. This function -+ * assumes that there is space available in the appropriate request queue. For -+ * an OUT transfer or SETUP transaction in Slave mode, it checks whether space -+ * is available in the appropriate Tx FIFO. -+ * -+ * @param hcd The HCD state structure. -+ * @param hc Host channel descriptor associated with either a periodic or -+ * non-periodic transfer. -+ * @param fifo_dwords_avail Number of DWORDs available in the periodic Tx -+ * FIFO for periodic transfers or the non-periodic Tx FIFO for non-periodic -+ * transfers. -+ * -+ * @return 1 if a request is queued and more requests may be needed to -+ * complete the transfer, 0 if no more requests are required for this -+ * transfer, -1 if there is insufficient space in the Tx FIFO. -+ */ -+static int queue_transaction(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ uint16_t fifo_dwords_avail) -+{ -+ int retval; -+ -+ if (hcd->core_if->dma_enable) { -+ if (!hc->xfer_started) { -+ dwc_otg_hc_start_transfer(hcd->core_if, hc); -+ hc->qh->ping_state = 0; -+ } -+ retval = 0; -+ } else if (hc->halt_pending) { -+ /* Don't queue a request if the channel has been halted. */ -+ retval = 0; -+ } else if (hc->halt_on_queue) { -+ dwc_otg_hc_halt(hcd->core_if, hc, hc->halt_status); -+ retval = 0; -+ } else if (hc->do_ping) { -+ if (!hc->xfer_started) { -+ dwc_otg_hc_start_transfer(hcd->core_if, hc); -+ } -+ retval = 0; -+ } else if (!hc->ep_is_in || -+ hc->data_pid_start == DWC_OTG_HC_PID_SETUP) { -+ if ((fifo_dwords_avail * 4) >= hc->max_packet) { -+ if (!hc->xfer_started) { -+ dwc_otg_hc_start_transfer(hcd->core_if, hc); -+ retval = 1; -+ } else { -+ retval = dwc_otg_hc_continue_transfer(hcd->core_if, hc); -+ } -+ } else { -+ retval = -1; -+ } -+ } else { -+ if (!hc->xfer_started) { -+ dwc_otg_hc_start_transfer(hcd->core_if, hc); -+ retval = 1; -+ } else { -+ retval = dwc_otg_hc_continue_transfer(hcd->core_if, hc); -+ } -+ } -+ -+ return retval; -+} -+ -+/** -+ * Processes active non-periodic channels and queues transactions for these -+ * channels to the DWC_otg controller. After queueing transactions, the NP Tx -+ * FIFO Empty interrupt is enabled if there are more transactions to queue as -+ * NP Tx FIFO or request queue space becomes available. Otherwise, the NP Tx -+ * FIFO Empty interrupt is disabled. -+ */ -+static void process_non_periodic_channels(dwc_otg_hcd_t *hcd) -+{ -+ gnptxsts_data_t tx_status; -+ struct list_head *orig_qh_ptr; -+ dwc_otg_qh_t *qh; -+ int status; -+ int no_queue_space = 0; -+ int no_fifo_space = 0; -+ int more_to_do = 0; -+ -+ dwc_otg_core_global_regs_t *global_regs = hcd->core_if->core_global_regs; -+ -+ DWC_DEBUGPL(DBG_HCDV, "Queue non-periodic transactions\n"); -+#ifdef DEBUG -+ tx_status.d32 = dwc_read_reg32(&global_regs->gnptxsts); -+ DWC_DEBUGPL(DBG_HCDV, " NP Tx Req Queue Space Avail (before queue): %d\n", -+ tx_status.b.nptxqspcavail); -+ DWC_DEBUGPL(DBG_HCDV, " NP Tx FIFO Space Avail (before queue): %d\n", -+ tx_status.b.nptxfspcavail); -+#endif -+ /* -+ * Keep track of the starting point. Skip over the start-of-list -+ * entry. -+ */ -+ if (hcd->non_periodic_qh_ptr == &hcd->non_periodic_sched_active) { -+ hcd->non_periodic_qh_ptr = hcd->non_periodic_qh_ptr->next; -+ } -+ orig_qh_ptr = hcd->non_periodic_qh_ptr; -+ -+ /* -+ * Process once through the active list or until no more space is -+ * available in the request queue or the Tx FIFO. -+ */ -+ do { -+ tx_status.d32 = dwc_read_reg32(&global_regs->gnptxsts); -+ if (!hcd->core_if->dma_enable && tx_status.b.nptxqspcavail == 0) { -+ no_queue_space = 1; -+ break; -+ } -+ -+ qh = list_entry(hcd->non_periodic_qh_ptr, dwc_otg_qh_t, qh_list_entry); -+ status = queue_transaction(hcd, qh->channel, tx_status.b.nptxfspcavail); -+ -+ if (status > 0) { -+ more_to_do = 1; -+ } else if (status < 0) { -+ no_fifo_space = 1; -+ break; -+ } -+ -+ /* Advance to next QH, skipping start-of-list entry. */ -+ hcd->non_periodic_qh_ptr = hcd->non_periodic_qh_ptr->next; -+ if (hcd->non_periodic_qh_ptr == &hcd->non_periodic_sched_active) { -+ hcd->non_periodic_qh_ptr = hcd->non_periodic_qh_ptr->next; -+ } -+ -+ } while (hcd->non_periodic_qh_ptr != orig_qh_ptr); -+ -+ if (!hcd->core_if->dma_enable) { -+ gintmsk_data_t intr_mask = {.d32 = 0}; -+ intr_mask.b.nptxfempty = 1; -+ -+#ifdef DEBUG -+ tx_status.d32 = dwc_read_reg32(&global_regs->gnptxsts); -+ DWC_DEBUGPL(DBG_HCDV, " NP Tx Req Queue Space Avail (after queue): %d\n", -+ tx_status.b.nptxqspcavail); -+ DWC_DEBUGPL(DBG_HCDV, " NP Tx FIFO Space Avail (after queue): %d\n", -+ tx_status.b.nptxfspcavail); -+#endif -+ if (more_to_do || no_queue_space || no_fifo_space) { -+ /* -+ * May need to queue more transactions as the request -+ * queue or Tx FIFO empties. Enable the non-periodic -+ * Tx FIFO empty interrupt. (Always use the half-empty -+ * level to ensure that new requests are loaded as -+ * soon as possible.) -+ */ -+ dwc_modify_reg32(&global_regs->gintmsk, 0, intr_mask.d32); -+ } else { -+ /* -+ * Disable the Tx FIFO empty interrupt since there are -+ * no more transactions that need to be queued right -+ * now. This function is called from interrupt -+ * handlers to queue more transactions as transfer -+ * states change. -+ */ -+ dwc_modify_reg32(&global_regs->gintmsk, intr_mask.d32, 0); -+ } -+ } -+} -+ -+/** -+ * Processes periodic channels for the next frame and queues transactions for -+ * these channels to the DWC_otg controller. After queueing transactions, the -+ * Periodic Tx FIFO Empty interrupt is enabled if there are more transactions -+ * to queue as Periodic Tx FIFO or request queue space becomes available. -+ * Otherwise, the Periodic Tx FIFO Empty interrupt is disabled. -+ */ -+static void process_periodic_channels(dwc_otg_hcd_t *hcd) -+{ -+ hptxsts_data_t tx_status; -+ struct list_head *qh_ptr; -+ dwc_otg_qh_t *qh; -+ int status; -+ int no_queue_space = 0; -+ int no_fifo_space = 0; -+ -+ dwc_otg_host_global_regs_t *host_regs; -+ host_regs = hcd->core_if->host_if->host_global_regs; -+ -+ DWC_DEBUGPL(DBG_HCDV, "Queue periodic transactions\n"); -+#ifdef DEBUG -+ tx_status.d32 = dwc_read_reg32(&host_regs->hptxsts); -+ DWC_DEBUGPL(DBG_HCDV, " P Tx Req Queue Space Avail (before queue): %d\n", -+ tx_status.b.ptxqspcavail); -+ DWC_DEBUGPL(DBG_HCDV, " P Tx FIFO Space Avail (before queue): %d\n", -+ tx_status.b.ptxfspcavail); -+#endif -+ -+ qh_ptr = hcd->periodic_sched_assigned.next; -+ while (qh_ptr != &hcd->periodic_sched_assigned) { -+ tx_status.d32 = dwc_read_reg32(&host_regs->hptxsts); -+ if (tx_status.b.ptxqspcavail == 0) { -+ no_queue_space = 1; -+ break; -+ } -+ -+ qh = list_entry(qh_ptr, dwc_otg_qh_t, qh_list_entry); -+ -+ /* -+ * Set a flag if we're queuing high-bandwidth in slave mode. -+ * The flag prevents any halts to get into the request queue in -+ * the middle of multiple high-bandwidth packets getting queued. -+ */ -+ if (!hcd->core_if->dma_enable && -+ qh->channel->multi_count > 1) -+ { -+ hcd->core_if->queuing_high_bandwidth = 1; -+ } -+ -+ status = queue_transaction(hcd, qh->channel, tx_status.b.ptxfspcavail); -+ if (status < 0) { -+ no_fifo_space = 1; -+ break; -+ } -+ -+ /* -+ * In Slave mode, stay on the current transfer until there is -+ * nothing more to do or the high-bandwidth request count is -+ * reached. In DMA mode, only need to queue one request. The -+ * controller automatically handles multiple packets for -+ * high-bandwidth transfers. -+ */ -+ if (hcd->core_if->dma_enable || status == 0 || -+ qh->channel->requests == qh->channel->multi_count) { -+ qh_ptr = qh_ptr->next; -+ /* -+ * Move the QH from the periodic assigned schedule to -+ * the periodic queued schedule. -+ */ -+ list_move(&qh->qh_list_entry, &hcd->periodic_sched_queued); -+ -+ /* done queuing high bandwidth */ -+ hcd->core_if->queuing_high_bandwidth = 0; -+ } -+ } -+ -+ if (!hcd->core_if->dma_enable) { -+ dwc_otg_core_global_regs_t *global_regs; -+ gintmsk_data_t intr_mask = {.d32 = 0}; -+ -+ global_regs = hcd->core_if->core_global_regs; -+ intr_mask.b.ptxfempty = 1; -+#ifdef DEBUG -+ tx_status.d32 = dwc_read_reg32(&host_regs->hptxsts); -+ DWC_DEBUGPL(DBG_HCDV, " P Tx Req Queue Space Avail (after queue): %d\n", -+ tx_status.b.ptxqspcavail); -+ DWC_DEBUGPL(DBG_HCDV, " P Tx FIFO Space Avail (after queue): %d\n", -+ tx_status.b.ptxfspcavail); -+#endif -+ if (!list_empty(&hcd->periodic_sched_assigned) || -+ no_queue_space || no_fifo_space) { -+ /* -+ * May need to queue more transactions as the request -+ * queue or Tx FIFO empties. Enable the periodic Tx -+ * FIFO empty interrupt. (Always use the half-empty -+ * level to ensure that new requests are loaded as -+ * soon as possible.) -+ */ -+ dwc_modify_reg32(&global_regs->gintmsk, 0, intr_mask.d32); -+ } else { -+ /* -+ * Disable the Tx FIFO empty interrupt since there are -+ * no more transactions that need to be queued right -+ * now. This function is called from interrupt -+ * handlers to queue more transactions as transfer -+ * states change. -+ */ -+ dwc_modify_reg32(&global_regs->gintmsk, intr_mask.d32, 0); -+ } -+ } -+} -+ -+/** -+ * This function processes the currently active host channels and queues -+ * transactions for these channels to the DWC_otg controller. It is called -+ * from HCD interrupt handler functions. -+ * -+ * @param hcd The HCD state structure. -+ * @param tr_type The type(s) of transactions to queue (non-periodic, -+ * periodic, or both). -+ */ -+void dwc_otg_hcd_queue_transactions(dwc_otg_hcd_t *hcd, -+ dwc_otg_transaction_type_e tr_type) -+{ -+#ifdef DEBUG_SOF -+ DWC_DEBUGPL(DBG_HCD, "Queue Transactions\n"); -+#endif -+ /* Process host channels associated with periodic transfers. */ -+ if ((tr_type == DWC_OTG_TRANSACTION_PERIODIC || -+ tr_type == DWC_OTG_TRANSACTION_ALL) && -+ !list_empty(&hcd->periodic_sched_assigned)) { -+ -+ process_periodic_channels(hcd); -+ } -+ -+ /* Process host channels associated with non-periodic transfers. */ -+ if (tr_type == DWC_OTG_TRANSACTION_NON_PERIODIC || -+ tr_type == DWC_OTG_TRANSACTION_ALL) { -+ if (!list_empty(&hcd->non_periodic_sched_active)) { -+ process_non_periodic_channels(hcd); -+ } else { -+ /* -+ * Ensure NP Tx FIFO empty interrupt is disabled when -+ * there are no non-periodic transfers to process. -+ */ -+ gintmsk_data_t gintmsk = {.d32 = 0}; -+ gintmsk.b.nptxfempty = 1; -+ dwc_modify_reg32(&hcd->core_if->core_global_regs->gintmsk, -+ gintmsk.d32, 0); -+ } -+ } -+} -+ -+/** -+ * Sets the final status of an URB and returns it to the device driver. Any -+ * required cleanup of the URB is performed. -+ */ -+void dwc_otg_hcd_complete_urb(dwc_otg_hcd_t *hcd, struct urb *urb, int status) -+{ -+#ifdef DEBUG -+ if (CHK_DEBUG_LEVEL(DBG_HCDV | DBG_HCD_URB)) { -+ DWC_PRINT("%s: urb %p, device %d, ep %d %s, status=%d\n", -+ __func__, urb, usb_pipedevice(urb->pipe), -+ usb_pipeendpoint(urb->pipe), -+ usb_pipein(urb->pipe) ? "IN" : "OUT", status); -+ if (usb_pipetype(urb->pipe) == PIPE_ISOCHRONOUS) { -+ int i; -+ for (i = 0; i < urb->number_of_packets; i++) { -+ DWC_PRINT(" ISO Desc %d status: %d\n", -+ i, urb->iso_frame_desc[i].status); -+ } -+ } -+ } -+#endif -+ -+ //if we use the aligned buffer instead of the original unaligned buffer, -+ //for IN data, we have to move the data to the original buffer -+ if((urb->transfer_dma==urb->aligned_transfer_dma)&&((urb->transfer_flags & URB_DIR_MASK)==URB_DIR_IN)){ -+ dma_sync_single_for_device(NULL,urb->transfer_dma,urb->actual_length,DMA_FROM_DEVICE); -+ memcpy(urb->transfer_buffer,urb->aligned_transfer_buffer,urb->actual_length); -+ } -+ -+ -+ urb->status = status; -+ urb->hcpriv = NULL; -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) -+ usb_hcd_giveback_urb(dwc_otg_hcd_to_hcd(hcd), urb, status); -+#else -+ usb_hcd_giveback_urb(dwc_otg_hcd_to_hcd(hcd), urb, NULL); -+#endif -+} -+ -+/* -+ * Returns the Queue Head for an URB. -+ */ -+dwc_otg_qh_t *dwc_urb_to_qh(struct urb *urb) -+{ -+ struct usb_host_endpoint *ep = dwc_urb_to_endpoint(urb); -+ return (dwc_otg_qh_t *)ep->hcpriv; -+} -+ -+#ifdef DEBUG -+void dwc_print_setup_data(uint8_t *setup) -+{ -+ int i; -+ if (CHK_DEBUG_LEVEL(DBG_HCD)){ -+ DWC_PRINT("Setup Data = MSB "); -+ for (i = 7; i >= 0; i--) DWC_PRINT("%02x ", setup[i]); -+ DWC_PRINT("\n"); -+ DWC_PRINT(" bmRequestType Tranfer = %s\n", (setup[0] & 0x80) ? "Device-to-Host" : "Host-to-Device"); -+ DWC_PRINT(" bmRequestType Type = "); -+ switch ((setup[0] & 0x60) >> 5) { -+ case 0: DWC_PRINT("Standard\n"); break; -+ case 1: DWC_PRINT("Class\n"); break; -+ case 2: DWC_PRINT("Vendor\n"); break; -+ case 3: DWC_PRINT("Reserved\n"); break; -+ } -+ DWC_PRINT(" bmRequestType Recipient = "); -+ switch (setup[0] & 0x1f) { -+ case 0: DWC_PRINT("Device\n"); break; -+ case 1: DWC_PRINT("Interface\n"); break; -+ case 2: DWC_PRINT("Endpoint\n"); break; -+ case 3: DWC_PRINT("Other\n"); break; -+ default: DWC_PRINT("Reserved\n"); break; -+ } -+ DWC_PRINT(" bRequest = 0x%0x\n", setup[1]); -+ DWC_PRINT(" wValue = 0x%0x\n", *((uint16_t *)&setup[2])); -+ DWC_PRINT(" wIndex = 0x%0x\n", *((uint16_t *)&setup[4])); -+ DWC_PRINT(" wLength = 0x%0x\n\n", *((uint16_t *)&setup[6])); -+ } -+} -+#endif -+ -+void dwc_otg_hcd_dump_frrem(dwc_otg_hcd_t *hcd) { -+#if defined(DEBUG) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ DWC_PRINT("Frame remaining at SOF:\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->frrem_samples, hcd->frrem_accum, -+ (hcd->frrem_samples > 0) ? -+ hcd->frrem_accum/hcd->frrem_samples : 0); -+ -+ DWC_PRINT("\n"); -+ DWC_PRINT("Frame remaining at start_transfer (uframe 7):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->core_if->hfnum_7_samples, hcd->core_if->hfnum_7_frrem_accum, -+ (hcd->core_if->hfnum_7_samples > 0) ? -+ hcd->core_if->hfnum_7_frrem_accum/hcd->core_if->hfnum_7_samples : 0); -+ DWC_PRINT("Frame remaining at start_transfer (uframe 0):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->core_if->hfnum_0_samples, hcd->core_if->hfnum_0_frrem_accum, -+ (hcd->core_if->hfnum_0_samples > 0) ? -+ hcd->core_if->hfnum_0_frrem_accum/hcd->core_if->hfnum_0_samples : 0); -+ DWC_PRINT("Frame remaining at start_transfer (uframe 1-6):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->core_if->hfnum_other_samples, hcd->core_if->hfnum_other_frrem_accum, -+ (hcd->core_if->hfnum_other_samples > 0) ? -+ hcd->core_if->hfnum_other_frrem_accum/hcd->core_if->hfnum_other_samples : 0); -+ -+ DWC_PRINT("\n"); -+ DWC_PRINT("Frame remaining at sample point A (uframe 7):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->hfnum_7_samples_a, hcd->hfnum_7_frrem_accum_a, -+ (hcd->hfnum_7_samples_a > 0) ? -+ hcd->hfnum_7_frrem_accum_a/hcd->hfnum_7_samples_a : 0); -+ DWC_PRINT("Frame remaining at sample point A (uframe 0):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->hfnum_0_samples_a, hcd->hfnum_0_frrem_accum_a, -+ (hcd->hfnum_0_samples_a > 0) ? -+ hcd->hfnum_0_frrem_accum_a/hcd->hfnum_0_samples_a : 0); -+ DWC_PRINT("Frame remaining at sample point A (uframe 1-6):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->hfnum_other_samples_a, hcd->hfnum_other_frrem_accum_a, -+ (hcd->hfnum_other_samples_a > 0) ? -+ hcd->hfnum_other_frrem_accum_a/hcd->hfnum_other_samples_a : 0); -+ -+ DWC_PRINT("\n"); -+ DWC_PRINT("Frame remaining at sample point B (uframe 7):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->hfnum_7_samples_b, hcd->hfnum_7_frrem_accum_b, -+ (hcd->hfnum_7_samples_b > 0) ? -+ hcd->hfnum_7_frrem_accum_b/hcd->hfnum_7_samples_b : 0); -+ DWC_PRINT("Frame remaining at sample point B (uframe 0):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->hfnum_0_samples_b, hcd->hfnum_0_frrem_accum_b, -+ (hcd->hfnum_0_samples_b > 0) ? -+ hcd->hfnum_0_frrem_accum_b/hcd->hfnum_0_samples_b : 0); -+ DWC_PRINT("Frame remaining at sample point B (uframe 1-6):\n"); -+ DWC_PRINT(" samples %u, accum %llu, avg %llu\n", -+ hcd->hfnum_other_samples_b, hcd->hfnum_other_frrem_accum_b, -+ (hcd->hfnum_other_samples_b > 0) ? -+ hcd->hfnum_other_frrem_accum_b/hcd->hfnum_other_samples_b : 0); -+#endif -+} -+ -+void dwc_otg_hcd_dump_state(dwc_otg_hcd_t *hcd) -+{ -+#ifdef DEBUG -+ int num_channels; -+ int i; -+ gnptxsts_data_t np_tx_status; -+ hptxsts_data_t p_tx_status; -+ -+ num_channels = hcd->core_if->core_params->host_channels; -+ DWC_PRINT("\n"); -+ DWC_PRINT("************************************************************\n"); -+ DWC_PRINT("HCD State:\n"); -+ DWC_PRINT(" Num channels: %d\n", num_channels); -+ for (i = 0; i < num_channels; i++) { -+ dwc_hc_t *hc = hcd->hc_ptr_array[i]; -+ DWC_PRINT(" Channel %d:\n", i); -+ DWC_PRINT(" dev_addr: %d, ep_num: %d, ep_is_in: %d\n", -+ hc->dev_addr, hc->ep_num, hc->ep_is_in); -+ DWC_PRINT(" speed: %d\n", hc->speed); -+ DWC_PRINT(" ep_type: %d\n", hc->ep_type); -+ DWC_PRINT(" max_packet: %d\n", hc->max_packet); -+ DWC_PRINT(" data_pid_start: %d\n", hc->data_pid_start); -+ DWC_PRINT(" multi_count: %d\n", hc->multi_count); -+ DWC_PRINT(" xfer_started: %d\n", hc->xfer_started); -+ DWC_PRINT(" xfer_buff: %p\n", hc->xfer_buff); -+ DWC_PRINT(" xfer_len: %d\n", hc->xfer_len); -+ DWC_PRINT(" xfer_count: %d\n", hc->xfer_count); -+ DWC_PRINT(" halt_on_queue: %d\n", hc->halt_on_queue); -+ DWC_PRINT(" halt_pending: %d\n", hc->halt_pending); -+ DWC_PRINT(" halt_status: %d\n", hc->halt_status); -+ DWC_PRINT(" do_split: %d\n", hc->do_split); -+ DWC_PRINT(" complete_split: %d\n", hc->complete_split); -+ DWC_PRINT(" hub_addr: %d\n", hc->hub_addr); -+ DWC_PRINT(" port_addr: %d\n", hc->port_addr); -+ DWC_PRINT(" xact_pos: %d\n", hc->xact_pos); -+ DWC_PRINT(" requests: %d\n", hc->requests); -+ DWC_PRINT(" qh: %p\n", hc->qh); -+ if (hc->xfer_started) { -+ hfnum_data_t hfnum; -+ hcchar_data_t hcchar; -+ hctsiz_data_t hctsiz; -+ hcint_data_t hcint; -+ hcintmsk_data_t hcintmsk; -+ hfnum.d32 = dwc_read_reg32(&hcd->core_if->host_if->host_global_regs->hfnum); -+ hcchar.d32 = dwc_read_reg32(&hcd->core_if->host_if->hc_regs[i]->hcchar); -+ hctsiz.d32 = dwc_read_reg32(&hcd->core_if->host_if->hc_regs[i]->hctsiz); -+ hcint.d32 = dwc_read_reg32(&hcd->core_if->host_if->hc_regs[i]->hcint); -+ hcintmsk.d32 = dwc_read_reg32(&hcd->core_if->host_if->hc_regs[i]->hcintmsk); -+ DWC_PRINT(" hfnum: 0x%08x\n", hfnum.d32); -+ DWC_PRINT(" hcchar: 0x%08x\n", hcchar.d32); -+ DWC_PRINT(" hctsiz: 0x%08x\n", hctsiz.d32); -+ DWC_PRINT(" hcint: 0x%08x\n", hcint.d32); -+ DWC_PRINT(" hcintmsk: 0x%08x\n", hcintmsk.d32); -+ } -+ if (hc->xfer_started && hc->qh && hc->qh->qtd_in_process) { -+ dwc_otg_qtd_t *qtd; -+ struct urb *urb; -+ qtd = hc->qh->qtd_in_process; -+ urb = qtd->urb; -+ DWC_PRINT(" URB Info:\n"); -+ DWC_PRINT(" qtd: %p, urb: %p\n", qtd, urb); -+ if (urb) { -+ DWC_PRINT(" Dev: %d, EP: %d %s\n", -+ usb_pipedevice(urb->pipe), usb_pipeendpoint(urb->pipe), -+ usb_pipein(urb->pipe) ? "IN" : "OUT"); -+ DWC_PRINT(" Max packet size: %d\n", -+ usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe))); -+ DWC_PRINT(" transfer_buffer: %p\n", urb->transfer_buffer); -+ DWC_PRINT(" transfer_dma: %p\n", (void *)urb->transfer_dma); -+ DWC_PRINT(" transfer_buffer_length: %d\n", urb->transfer_buffer_length); -+ DWC_PRINT(" actual_length: %d\n", urb->actual_length); -+ } -+ } -+ } -+ DWC_PRINT(" non_periodic_channels: %d\n", hcd->non_periodic_channels); -+ DWC_PRINT(" periodic_channels: %d\n", hcd->periodic_channels); -+ DWC_PRINT(" periodic_usecs: %d\n", hcd->periodic_usecs); -+ np_tx_status.d32 = dwc_read_reg32(&hcd->core_if->core_global_regs->gnptxsts); -+ DWC_PRINT(" NP Tx Req Queue Space Avail: %d\n", np_tx_status.b.nptxqspcavail); -+ DWC_PRINT(" NP Tx FIFO Space Avail: %d\n", np_tx_status.b.nptxfspcavail); -+ p_tx_status.d32 = dwc_read_reg32(&hcd->core_if->host_if->host_global_regs->hptxsts); -+ DWC_PRINT(" P Tx Req Queue Space Avail: %d\n", p_tx_status.b.ptxqspcavail); -+ DWC_PRINT(" P Tx FIFO Space Avail: %d\n", p_tx_status.b.ptxfspcavail); -+ dwc_otg_hcd_dump_frrem(hcd); -+ dwc_otg_dump_global_registers(hcd->core_if); -+ dwc_otg_dump_host_registers(hcd->core_if); -+ DWC_PRINT("************************************************************\n"); -+ DWC_PRINT("\n"); -+#endif -+} -+#endif /* DWC_DEVICE_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_hcd.h -@@ -0,0 +1,663 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_hcd.h $ -+ * $Revision: #45 $ -+ * $Date: 2008/07/15 $ -+ * $Change: 1064918 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_DEVICE_ONLY -+#ifndef __DWC_HCD_H__ -+#define __DWC_HCD_H__ -+ -+#include <linux/list.h> -+#include <linux/usb.h> -+#include <../drivers/usb/core/hcd.h> -+ -+struct lm_device; -+struct dwc_otg_device; -+ -+#include "dwc_otg_cil.h" -+ -+/** -+ * @file -+ * -+ * This file contains the structures, constants, and interfaces for -+ * the Host Contoller Driver (HCD). -+ * -+ * The Host Controller Driver (HCD) is responsible for translating requests -+ * from the USB Driver into the appropriate actions on the DWC_otg controller. -+ * It isolates the USBD from the specifics of the controller by providing an -+ * API to the USBD. -+ */ -+ -+/** -+ * Phases for control transfers. -+ */ -+typedef enum dwc_otg_control_phase { -+ DWC_OTG_CONTROL_SETUP, -+ DWC_OTG_CONTROL_DATA, -+ DWC_OTG_CONTROL_STATUS -+} dwc_otg_control_phase_e; -+ -+/** Transaction types. */ -+typedef enum dwc_otg_transaction_type { -+ DWC_OTG_TRANSACTION_NONE, -+ DWC_OTG_TRANSACTION_PERIODIC, -+ DWC_OTG_TRANSACTION_NON_PERIODIC, -+ DWC_OTG_TRANSACTION_ALL -+} dwc_otg_transaction_type_e; -+ -+/** -+ * A Queue Transfer Descriptor (QTD) holds the state of a bulk, control, -+ * interrupt, or isochronous transfer. A single QTD is created for each URB -+ * (of one of these types) submitted to the HCD. The transfer associated with -+ * a QTD may require one or multiple transactions. -+ * -+ * A QTD is linked to a Queue Head, which is entered in either the -+ * non-periodic or periodic schedule for execution. When a QTD is chosen for -+ * execution, some or all of its transactions may be executed. After -+ * execution, the state of the QTD is updated. The QTD may be retired if all -+ * its transactions are complete or if an error occurred. Otherwise, it -+ * remains in the schedule so more transactions can be executed later. -+ */ -+typedef struct dwc_otg_qtd { -+ /** -+ * Determines the PID of the next data packet for the data phase of -+ * control transfers. Ignored for other transfer types.<br> -+ * One of the following values: -+ * - DWC_OTG_HC_PID_DATA0 -+ * - DWC_OTG_HC_PID_DATA1 -+ */ -+ uint8_t data_toggle; -+ -+ /** Current phase for control transfers (Setup, Data, or Status). */ -+ dwc_otg_control_phase_e control_phase; -+ -+ /** Keep track of the current split type -+ * for FS/LS endpoints on a HS Hub */ -+ uint8_t complete_split; -+ -+ /** How many bytes transferred during SSPLIT OUT */ -+ uint32_t ssplit_out_xfer_count; -+ -+ /** -+ * Holds the number of bus errors that have occurred for a transaction -+ * within this transfer. -+ */ -+ uint8_t error_count; -+ -+ /** -+ * Index of the next frame descriptor for an isochronous transfer. A -+ * frame descriptor describes the buffer position and length of the -+ * data to be transferred in the next scheduled (micro)frame of an -+ * isochronous transfer. It also holds status for that transaction. -+ * The frame index starts at 0. -+ */ -+ int isoc_frame_index; -+ -+ /** Position of the ISOC split on full/low speed */ -+ uint8_t isoc_split_pos; -+ -+ /** Position of the ISOC split in the buffer for the current frame */ -+ uint16_t isoc_split_offset; -+ -+ /** URB for this transfer */ -+ struct urb *urb; -+ -+ /** This list of QTDs */ -+ struct list_head qtd_list_entry; -+ -+} dwc_otg_qtd_t; -+ -+/** -+ * A Queue Head (QH) holds the static characteristics of an endpoint and -+ * maintains a list of transfers (QTDs) for that endpoint. A QH structure may -+ * be entered in either the non-periodic or periodic schedule. -+ */ -+typedef struct dwc_otg_qh { -+ /** -+ * Endpoint type. -+ * One of the following values: -+ * - USB_ENDPOINT_XFER_CONTROL -+ * - USB_ENDPOINT_XFER_ISOC -+ * - USB_ENDPOINT_XFER_BULK -+ * - USB_ENDPOINT_XFER_INT -+ */ -+ uint8_t ep_type; -+ uint8_t ep_is_in; -+ -+ /** wMaxPacketSize Field of Endpoint Descriptor. */ -+ uint16_t maxp; -+ -+ /** -+ * Determines the PID of the next data packet for non-control -+ * transfers. Ignored for control transfers.<br> -+ * One of the following values: -+ * - DWC_OTG_HC_PID_DATA0 -+ * - DWC_OTG_HC_PID_DATA1 -+ */ -+ uint8_t data_toggle; -+ -+ /** Ping state if 1. */ -+ uint8_t ping_state; -+ -+ /** -+ * List of QTDs for this QH. -+ */ -+ struct list_head qtd_list; -+ -+ /** Host channel currently processing transfers for this QH. */ -+ dwc_hc_t *channel; -+ -+ /** QTD currently assigned to a host channel for this QH. */ -+ dwc_otg_qtd_t *qtd_in_process; -+ -+ /** Full/low speed endpoint on high-speed hub requires split. */ -+ uint8_t do_split; -+ -+ /** @name Periodic schedule information */ -+ /** @{ */ -+ -+ /** Bandwidth in microseconds per (micro)frame. */ -+ uint8_t usecs; -+ -+ /** Interval between transfers in (micro)frames. */ -+ uint16_t interval; -+ -+ /** -+ * (micro)frame to initialize a periodic transfer. The transfer -+ * executes in the following (micro)frame. -+ */ -+ uint16_t sched_frame; -+ -+ /** (micro)frame at which last start split was initialized. */ -+ uint16_t start_split_frame; -+ -+ /** @} */ -+ -+ /** Entry for QH in either the periodic or non-periodic schedule. */ -+ struct list_head qh_list_entry; -+} dwc_otg_qh_t; -+ -+/** -+ * This structure holds the state of the HCD, including the non-periodic and -+ * periodic schedules. -+ */ -+typedef struct dwc_otg_hcd { -+ /** The DWC otg device pointer */ -+ struct dwc_otg_device *otg_dev; -+ -+ /** DWC OTG Core Interface Layer */ -+ dwc_otg_core_if_t *core_if; -+ -+ /** Internal DWC HCD Flags */ -+ volatile union dwc_otg_hcd_internal_flags { -+ uint32_t d32; -+ struct { -+ unsigned port_connect_status_change : 1; -+ unsigned port_connect_status : 1; -+ unsigned port_reset_change : 1; -+ unsigned port_enable_change : 1; -+ unsigned port_suspend_change : 1; -+ unsigned port_over_current_change : 1; -+ unsigned reserved : 27; -+ } b; -+ } flags; -+ -+ /** -+ * Inactive items in the non-periodic schedule. This is a list of -+ * Queue Heads. Transfers associated with these Queue Heads are not -+ * currently assigned to a host channel. -+ */ -+ struct list_head non_periodic_sched_inactive; -+ -+ /** -+ * Active items in the non-periodic schedule. This is a list of -+ * Queue Heads. Transfers associated with these Queue Heads are -+ * currently assigned to a host channel. -+ */ -+ struct list_head non_periodic_sched_active; -+ -+ /** -+ * Pointer to the next Queue Head to process in the active -+ * non-periodic schedule. -+ */ -+ struct list_head *non_periodic_qh_ptr; -+ -+ /** -+ * Inactive items in the periodic schedule. This is a list of QHs for -+ * periodic transfers that are _not_ scheduled for the next frame. -+ * Each QH in the list has an interval counter that determines when it -+ * needs to be scheduled for execution. This scheduling mechanism -+ * allows only a simple calculation for periodic bandwidth used (i.e. -+ * must assume that all periodic transfers may need to execute in the -+ * same frame). However, it greatly simplifies scheduling and should -+ * be sufficient for the vast majority of OTG hosts, which need to -+ * connect to a small number of peripherals at one time. -+ * -+ * Items move from this list to periodic_sched_ready when the QH -+ * interval counter is 0 at SOF. -+ */ -+ struct list_head periodic_sched_inactive; -+ -+ /** -+ * List of periodic QHs that are ready for execution in the next -+ * frame, but have not yet been assigned to host channels. -+ * -+ * Items move from this list to periodic_sched_assigned as host -+ * channels become available during the current frame. -+ */ -+ struct list_head periodic_sched_ready; -+ -+ /** -+ * List of periodic QHs to be executed in the next frame that are -+ * assigned to host channels. -+ * -+ * Items move from this list to periodic_sched_queued as the -+ * transactions for the QH are queued to the DWC_otg controller. -+ */ -+ struct list_head periodic_sched_assigned; -+ -+ /** -+ * List of periodic QHs that have been queued for execution. -+ * -+ * Items move from this list to either periodic_sched_inactive or -+ * periodic_sched_ready when the channel associated with the transfer -+ * is released. If the interval for the QH is 1, the item moves to -+ * periodic_sched_ready because it must be rescheduled for the next -+ * frame. Otherwise, the item moves to periodic_sched_inactive. -+ */ -+ struct list_head periodic_sched_queued; -+ -+ /** -+ * Total bandwidth claimed so far for periodic transfers. This value -+ * is in microseconds per (micro)frame. The assumption is that all -+ * periodic transfers may occur in the same (micro)frame. -+ */ -+ uint16_t periodic_usecs; -+ -+ /** -+ * Frame number read from the core at SOF. The value ranges from 0 to -+ * DWC_HFNUM_MAX_FRNUM. -+ */ -+ uint16_t frame_number; -+ -+ /** -+ * Free host channels in the controller. This is a list of -+ * dwc_hc_t items. -+ */ -+ struct list_head free_hc_list; -+ -+ /** -+ * Number of host channels assigned to periodic transfers. Currently -+ * assuming that there is a dedicated host channel for each periodic -+ * transaction and at least one host channel available for -+ * non-periodic transactions. -+ */ -+ int periodic_channels; -+ -+ /** -+ * Number of host channels assigned to non-periodic transfers. -+ */ -+ int non_periodic_channels; -+ -+ /** -+ * Array of pointers to the host channel descriptors. Allows accessing -+ * a host channel descriptor given the host channel number. This is -+ * useful in interrupt handlers. -+ */ -+ dwc_hc_t *hc_ptr_array[MAX_EPS_CHANNELS]; -+ -+ /** -+ * Buffer to use for any data received during the status phase of a -+ * control transfer. Normally no data is transferred during the status -+ * phase. This buffer is used as a bit bucket. -+ */ -+ uint8_t *status_buf; -+ -+ /** -+ * DMA address for status_buf. -+ */ -+ dma_addr_t status_buf_dma; -+#define DWC_OTG_HCD_STATUS_BUF_SIZE 64 -+ -+ /** -+ * Structure to allow starting the HCD in a non-interrupt context -+ * during an OTG role change. -+ */ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ struct work_struct start_work; -+#else -+ struct delayed_work start_work; -+#endif -+ -+ /** -+ * Connection timer. An OTG host must display a message if the device -+ * does not connect. Started when the VBus power is turned on via -+ * sysfs attribute "buspower". -+ */ -+ struct timer_list conn_timer; -+ -+ /* Tasket to do a reset */ -+ struct tasklet_struct *reset_tasklet; -+ -+ /* */ -+ spinlock_t lock; -+ -+#ifdef DEBUG -+ uint32_t frrem_samples; -+ uint64_t frrem_accum; -+ -+ uint32_t hfnum_7_samples_a; -+ uint64_t hfnum_7_frrem_accum_a; -+ uint32_t hfnum_0_samples_a; -+ uint64_t hfnum_0_frrem_accum_a; -+ uint32_t hfnum_other_samples_a; -+ uint64_t hfnum_other_frrem_accum_a; -+ -+ uint32_t hfnum_7_samples_b; -+ uint64_t hfnum_7_frrem_accum_b; -+ uint32_t hfnum_0_samples_b; -+ uint64_t hfnum_0_frrem_accum_b; -+ uint32_t hfnum_other_samples_b; -+ uint64_t hfnum_other_frrem_accum_b; -+#endif -+} dwc_otg_hcd_t; -+ -+/** Gets the dwc_otg_hcd from a struct usb_hcd */ -+static inline dwc_otg_hcd_t *hcd_to_dwc_otg_hcd(struct usb_hcd *hcd) -+{ -+ return (dwc_otg_hcd_t *)(hcd->hcd_priv); -+} -+ -+/** Gets the struct usb_hcd that contains a dwc_otg_hcd_t. */ -+static inline struct usb_hcd *dwc_otg_hcd_to_hcd(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ return container_of((void *)dwc_otg_hcd, struct usb_hcd, hcd_priv); -+} -+ -+/** @name HCD Create/Destroy Functions */ -+/** @{ */ -+extern int dwc_otg_hcd_init(struct lm_device *lmdev); -+extern void dwc_otg_hcd_remove(struct lm_device *lmdev); -+/** @} */ -+ -+/** @name Linux HC Driver API Functions */ -+/** @{ */ -+ -+extern int dwc_otg_hcd_start(struct usb_hcd *hcd); -+extern void dwc_otg_hcd_stop(struct usb_hcd *hcd); -+extern int dwc_otg_hcd_get_frame_number(struct usb_hcd *hcd); -+extern void dwc_otg_hcd_free(struct usb_hcd *hcd); -+extern int dwc_otg_hcd_urb_enqueue(struct usb_hcd *hcd, -+ // struct usb_host_endpoint *ep, -+ struct urb *urb, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int mem_flags -+#else -+ gfp_t mem_flags -+#endif -+ ); -+extern int dwc_otg_hcd_urb_dequeue(struct usb_hcd *hcd, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ struct usb_host_endpoint *ep, -+#endif -+ struct urb *urb, int status); -+extern void dwc_otg_hcd_endpoint_disable(struct usb_hcd *hcd, -+ struct usb_host_endpoint *ep); -+extern irqreturn_t dwc_otg_hcd_irq(struct usb_hcd *hcd -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ , struct pt_regs *regs -+#endif -+ ); -+extern int dwc_otg_hcd_hub_status_data(struct usb_hcd *hcd, -+ char *buf); -+extern int dwc_otg_hcd_hub_control(struct usb_hcd *hcd, -+ u16 typeReq, -+ u16 wValue, -+ u16 wIndex, -+ char *buf, -+ u16 wLength); -+ -+/** @} */ -+ -+/** @name Transaction Execution Functions */ -+/** @{ */ -+extern dwc_otg_transaction_type_e dwc_otg_hcd_select_transactions(dwc_otg_hcd_t *hcd); -+extern void dwc_otg_hcd_queue_transactions(dwc_otg_hcd_t *hcd, -+ dwc_otg_transaction_type_e tr_type); -+extern void dwc_otg_hcd_complete_urb(dwc_otg_hcd_t *_hcd, struct urb *urb, -+ int status); -+/** @} */ -+ -+/** @name Interrupt Handler Functions */ -+/** @{ */ -+extern int32_t dwc_otg_hcd_handle_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_sof_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_rx_status_q_level_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_np_tx_fifo_empty_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_perio_tx_fifo_empty_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_incomplete_periodic_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_port_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_conn_id_status_change_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_disconnect_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_hc_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_hc_n_intr(dwc_otg_hcd_t *dwc_otg_hcd, uint32_t num); -+extern int32_t dwc_otg_hcd_handle_session_req_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+extern int32_t dwc_otg_hcd_handle_wakeup_detected_intr(dwc_otg_hcd_t *dwc_otg_hcd); -+/** @} */ -+ -+ -+/** @name Schedule Queue Functions */ -+/** @{ */ -+ -+/* Implemented in dwc_otg_hcd_queue.c */ -+extern dwc_otg_qh_t *dwc_otg_hcd_qh_create(dwc_otg_hcd_t *hcd, struct urb *urb); -+extern void dwc_otg_hcd_qh_init(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh, struct urb *urb); -+extern void dwc_otg_hcd_qh_free(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh); -+extern int dwc_otg_hcd_qh_add(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh); -+extern void dwc_otg_hcd_qh_remove(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh); -+extern void dwc_otg_hcd_qh_deactivate(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh, int sched_csplit); -+ -+/** Remove and free a QH */ -+static inline void dwc_otg_hcd_qh_remove_and_free(dwc_otg_hcd_t *hcd, -+ dwc_otg_qh_t *qh) -+{ -+ dwc_otg_hcd_qh_remove(hcd, qh); -+ dwc_otg_hcd_qh_free(hcd, qh); -+} -+ -+/** Allocates memory for a QH structure. -+ * @return Returns the memory allocate or NULL on error. */ -+static inline dwc_otg_qh_t *dwc_otg_hcd_qh_alloc(void) -+{ -+ return (dwc_otg_qh_t *) kmalloc(sizeof(dwc_otg_qh_t), GFP_KERNEL); -+} -+ -+extern dwc_otg_qtd_t *dwc_otg_hcd_qtd_create(struct urb *urb); -+extern void dwc_otg_hcd_qtd_init(dwc_otg_qtd_t *qtd, struct urb *urb); -+extern int dwc_otg_hcd_qtd_add(dwc_otg_qtd_t *qtd, dwc_otg_hcd_t *dwc_otg_hcd); -+ -+/** Allocates memory for a QTD structure. -+ * @return Returns the memory allocate or NULL on error. */ -+static inline dwc_otg_qtd_t *dwc_otg_hcd_qtd_alloc(void) -+{ -+ return (dwc_otg_qtd_t *) kmalloc(sizeof(dwc_otg_qtd_t), GFP_KERNEL); -+} -+ -+/** Frees the memory for a QTD structure. QTD should already be removed from -+ * list. -+ * @param[in] qtd QTD to free.*/ -+static inline void dwc_otg_hcd_qtd_free(dwc_otg_qtd_t *qtd) -+{ -+ kfree(qtd); -+} -+ -+/** Removes a QTD from list. -+ * @param[in] hcd HCD instance. -+ * @param[in] qtd QTD to remove from list. */ -+static inline void dwc_otg_hcd_qtd_remove(dwc_otg_hcd_t *hcd, dwc_otg_qtd_t *qtd) -+{ -+ unsigned long flags; -+ SPIN_LOCK_IRQSAVE(&hcd->lock, flags); -+ list_del(&qtd->qtd_list_entry); -+ SPIN_UNLOCK_IRQRESTORE(&hcd->lock, flags); -+} -+ -+/** Remove and free a QTD */ -+static inline void dwc_otg_hcd_qtd_remove_and_free(dwc_otg_hcd_t *hcd, dwc_otg_qtd_t *qtd) -+{ -+ dwc_otg_hcd_qtd_remove(hcd, qtd); -+ dwc_otg_hcd_qtd_free(qtd); -+} -+ -+/** @} */ -+ -+ -+/** @name Internal Functions */ -+/** @{ */ -+dwc_otg_qh_t *dwc_urb_to_qh(struct urb *urb); -+void dwc_otg_hcd_dump_frrem(dwc_otg_hcd_t *hcd); -+void dwc_otg_hcd_dump_state(dwc_otg_hcd_t *hcd); -+/** @} */ -+ -+/** Gets the usb_host_endpoint associated with an URB. */ -+static inline struct usb_host_endpoint *dwc_urb_to_endpoint(struct urb *urb) -+{ -+ struct usb_device *dev = urb->dev; -+ int ep_num = usb_pipeendpoint(urb->pipe); -+ -+ if (usb_pipein(urb->pipe)) -+ return dev->ep_in[ep_num]; -+ else -+ return dev->ep_out[ep_num]; -+} -+ -+/** -+ * Gets the endpoint number from a _bEndpointAddress argument. The endpoint is -+ * qualified with its direction (possible 32 endpoints per device). -+ */ -+#define dwc_ep_addr_to_endpoint(_bEndpointAddress_) ((_bEndpointAddress_ & USB_ENDPOINT_NUMBER_MASK) | \ -+ ((_bEndpointAddress_ & USB_DIR_IN) != 0) << 4) -+ -+/** Gets the QH that contains the list_head */ -+#define dwc_list_to_qh(_list_head_ptr_) container_of(_list_head_ptr_, dwc_otg_qh_t, qh_list_entry) -+ -+/** Gets the QTD that contains the list_head */ -+#define dwc_list_to_qtd(_list_head_ptr_) container_of(_list_head_ptr_, dwc_otg_qtd_t, qtd_list_entry) -+ -+/** Check if QH is non-periodic */ -+#define dwc_qh_is_non_per(_qh_ptr_) ((_qh_ptr_->ep_type == USB_ENDPOINT_XFER_BULK) || \ -+ (_qh_ptr_->ep_type == USB_ENDPOINT_XFER_CONTROL)) -+ -+/** High bandwidth multiplier as encoded in highspeed endpoint descriptors */ -+#define dwc_hb_mult(wMaxPacketSize) (1 + (((wMaxPacketSize) >> 11) & 0x03)) -+ -+/** Packet size for any kind of endpoint descriptor */ -+#define dwc_max_packet(wMaxPacketSize) ((wMaxPacketSize) & 0x07ff) -+ -+/** -+ * Returns true if _frame1 is less than or equal to _frame2. The comparison is -+ * done modulo DWC_HFNUM_MAX_FRNUM. This accounts for the rollover of the -+ * frame number when the max frame number is reached. -+ */ -+static inline int dwc_frame_num_le(uint16_t frame1, uint16_t frame2) -+{ -+ return ((frame2 - frame1) & DWC_HFNUM_MAX_FRNUM) <= -+ (DWC_HFNUM_MAX_FRNUM >> 1); -+} -+ -+/** -+ * Returns true if _frame1 is greater than _frame2. The comparison is done -+ * modulo DWC_HFNUM_MAX_FRNUM. This accounts for the rollover of the frame -+ * number when the max frame number is reached. -+ */ -+static inline int dwc_frame_num_gt(uint16_t frame1, uint16_t frame2) -+{ -+ return (frame1 != frame2) && -+ (((frame1 - frame2) & DWC_HFNUM_MAX_FRNUM) < -+ (DWC_HFNUM_MAX_FRNUM >> 1)); -+} -+ -+/** -+ * Increments _frame by the amount specified by _inc. The addition is done -+ * modulo DWC_HFNUM_MAX_FRNUM. Returns the incremented value. -+ */ -+static inline uint16_t dwc_frame_num_inc(uint16_t frame, uint16_t inc) -+{ -+ return (frame + inc) & DWC_HFNUM_MAX_FRNUM; -+} -+ -+static inline uint16_t dwc_full_frame_num(uint16_t frame) -+{ -+ return (frame & DWC_HFNUM_MAX_FRNUM) >> 3; -+} -+ -+static inline uint16_t dwc_micro_frame_num(uint16_t frame) -+{ -+ return frame & 0x7; -+} -+ -+#ifdef DEBUG -+/** -+ * Macro to sample the remaining PHY clocks left in the current frame. This -+ * may be used during debugging to determine the average time it takes to -+ * execute sections of code. There are two possible sample points, "a" and -+ * "b", so the _letter argument must be one of these values. -+ * -+ * To dump the average sample times, read the "hcd_frrem" sysfs attribute. For -+ * example, "cat /sys/devices/lm0/hcd_frrem". -+ */ -+#define dwc_sample_frrem(_hcd, _qh, _letter) \ -+{ \ -+ hfnum_data_t hfnum; \ -+ dwc_otg_qtd_t *qtd; \ -+ qtd = list_entry(_qh->qtd_list.next, dwc_otg_qtd_t, qtd_list_entry); \ -+ if (usb_pipeint(qtd->urb->pipe) && _qh->start_split_frame != 0 && !qtd->complete_split) { \ -+ hfnum.d32 = dwc_read_reg32(&_hcd->core_if->host_if->host_global_regs->hfnum); \ -+ switch (hfnum.b.frnum & 0x7) { \ -+ case 7: \ -+ _hcd->hfnum_7_samples_##_letter++; \ -+ _hcd->hfnum_7_frrem_accum_##_letter += hfnum.b.frrem; \ -+ break; \ -+ case 0: \ -+ _hcd->hfnum_0_samples_##_letter++; \ -+ _hcd->hfnum_0_frrem_accum_##_letter += hfnum.b.frrem; \ -+ break; \ -+ default: \ -+ _hcd->hfnum_other_samples_##_letter++; \ -+ _hcd->hfnum_other_frrem_accum_##_letter += hfnum.b.frrem; \ -+ break; \ -+ } \ -+ } \ -+} -+#else -+#define dwc_sample_frrem(_hcd, _qh, _letter) -+#endif -+#endif -+#endif /* DWC_DEVICE_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_hcd_intr.c -@@ -0,0 +1,1829 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_hcd_intr.c $ -+ * $Revision: #70 $ -+ * $Date: 2008/10/16 $ -+ * $Change: 1117667 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_DEVICE_ONLY -+ -+#include <linux/version.h> -+ -+#include "dwc_otg_driver.h" -+#include "dwc_otg_hcd.h" -+#include "dwc_otg_regs.h" -+ -+/** @file -+ * This file contains the implementation of the HCD Interrupt handlers. -+ */ -+ -+/** This function handles interrupts for the HCD. */ -+int32_t dwc_otg_hcd_handle_intr(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ int retval = 0; -+ -+ dwc_otg_core_if_t *core_if = dwc_otg_hcd->core_if; -+ gintsts_data_t gintsts; -+#ifdef DEBUG -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+#endif -+ -+ /* Check if HOST Mode */ -+ if (dwc_otg_is_host_mode(core_if)) { -+ gintsts.d32 = dwc_otg_read_core_intr(core_if); -+ if (!gintsts.d32) { -+ return 0; -+ } -+ -+#ifdef DEBUG -+ /* Don't print debug message in the interrupt handler on SOF */ -+# ifndef DEBUG_SOF -+ if (gintsts.d32 != DWC_SOF_INTR_MASK) -+# endif -+ DWC_DEBUGPL(DBG_HCD, "\n"); -+#endif -+ -+#ifdef DEBUG -+# ifndef DEBUG_SOF -+ if (gintsts.d32 != DWC_SOF_INTR_MASK) -+# endif -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Interrupt Detected gintsts&gintmsk=0x%08x\n", gintsts.d32); -+#endif -+ if (gintsts.b.usbreset) { -+ DWC_PRINT("Usb Reset In Host Mode\n"); -+ } -+ -+ -+ if (gintsts.b.sofintr) { -+ retval |= dwc_otg_hcd_handle_sof_intr(dwc_otg_hcd); -+ } -+ if (gintsts.b.rxstsqlvl) { -+ retval |= dwc_otg_hcd_handle_rx_status_q_level_intr(dwc_otg_hcd); -+ } -+ if (gintsts.b.nptxfempty) { -+ retval |= dwc_otg_hcd_handle_np_tx_fifo_empty_intr(dwc_otg_hcd); -+ } -+ if (gintsts.b.i2cintr) { -+ /** @todo Implement i2cintr handler. */ -+ } -+ if (gintsts.b.portintr) { -+ retval |= dwc_otg_hcd_handle_port_intr(dwc_otg_hcd); -+ } -+ if (gintsts.b.hcintr) { -+ retval |= dwc_otg_hcd_handle_hc_intr(dwc_otg_hcd); -+ } -+ if (gintsts.b.ptxfempty) { -+ retval |= dwc_otg_hcd_handle_perio_tx_fifo_empty_intr(dwc_otg_hcd); -+ } -+#ifdef DEBUG -+# ifndef DEBUG_SOF -+ if (gintsts.d32 != DWC_SOF_INTR_MASK) -+# endif -+ { -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD Finished Servicing Interrupts\n"); -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD gintsts=0x%08x\n", -+ dwc_read_reg32(&global_regs->gintsts)); -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD gintmsk=0x%08x\n", -+ dwc_read_reg32(&global_regs->gintmsk)); -+ } -+#endif -+ -+#ifdef DEBUG -+# ifndef DEBUG_SOF -+ if (gintsts.d32 != DWC_SOF_INTR_MASK) -+# endif -+ DWC_DEBUGPL(DBG_HCD, "\n"); -+#endif -+ -+ } -+ -+ S3C2410X_CLEAR_EINTPEND(); -+ -+ return retval; -+} -+ -+#ifdef DWC_TRACK_MISSED_SOFS -+#warning Compiling code to track missed SOFs -+#define FRAME_NUM_ARRAY_SIZE 1000 -+/** -+ * This function is for debug only. -+ */ -+static inline void track_missed_sofs(uint16_t curr_frame_number) -+{ -+ static uint16_t frame_num_array[FRAME_NUM_ARRAY_SIZE]; -+ static uint16_t last_frame_num_array[FRAME_NUM_ARRAY_SIZE]; -+ static int frame_num_idx = 0; -+ static uint16_t last_frame_num = DWC_HFNUM_MAX_FRNUM; -+ static int dumped_frame_num_array = 0; -+ -+ if (frame_num_idx < FRAME_NUM_ARRAY_SIZE) { -+ if (((last_frame_num + 1) & DWC_HFNUM_MAX_FRNUM) != curr_frame_number) { -+ frame_num_array[frame_num_idx] = curr_frame_number; -+ last_frame_num_array[frame_num_idx++] = last_frame_num; -+ } -+ } else if (!dumped_frame_num_array) { -+ int i; -+ printk(KERN_EMERG USB_DWC "Frame Last Frame\n"); -+ printk(KERN_EMERG USB_DWC "----- ----------\n"); -+ for (i = 0; i < FRAME_NUM_ARRAY_SIZE; i++) { -+ printk(KERN_EMERG USB_DWC "0x%04x 0x%04x\n", -+ frame_num_array[i], last_frame_num_array[i]); -+ } -+ dumped_frame_num_array = 1; -+ } -+ last_frame_num = curr_frame_number; -+} -+#endif -+ -+/** -+ * Handles the start-of-frame interrupt in host mode. Non-periodic -+ * transactions may be queued to the DWC_otg controller for the current -+ * (micro)frame. Periodic transactions may be queued to the controller for the -+ * next (micro)frame. -+ */ -+int32_t dwc_otg_hcd_handle_sof_intr(dwc_otg_hcd_t *hcd) -+{ -+ hfnum_data_t hfnum; -+ struct list_head *qh_entry; -+ dwc_otg_qh_t *qh; -+ dwc_otg_transaction_type_e tr_type; -+ gintsts_data_t gintsts = {.d32 = 0}; -+ -+ hfnum.d32 = dwc_read_reg32(&hcd->core_if->host_if->host_global_regs->hfnum); -+ -+#ifdef DEBUG_SOF -+ DWC_DEBUGPL(DBG_HCD, "--Start of Frame Interrupt--\n"); -+#endif -+ hcd->frame_number = hfnum.b.frnum; -+ -+#ifdef DEBUG -+ hcd->frrem_accum += hfnum.b.frrem; -+ hcd->frrem_samples++; -+#endif -+ -+#ifdef DWC_TRACK_MISSED_SOFS -+ track_missed_sofs(hcd->frame_number); -+#endif -+ -+ /* Determine whether any periodic QHs should be executed. */ -+ qh_entry = hcd->periodic_sched_inactive.next; -+ while (qh_entry != &hcd->periodic_sched_inactive) { -+ qh = list_entry(qh_entry, dwc_otg_qh_t, qh_list_entry); -+ qh_entry = qh_entry->next; -+ if (dwc_frame_num_le(qh->sched_frame, hcd->frame_number)) { -+ /* -+ * Move QH to the ready list to be executed next -+ * (micro)frame. -+ */ -+ list_move(&qh->qh_list_entry, &hcd->periodic_sched_ready); -+ } -+ } -+ -+ tr_type = dwc_otg_hcd_select_transactions(hcd); -+ if (tr_type != DWC_OTG_TRANSACTION_NONE) { -+ dwc_otg_hcd_queue_transactions(hcd, tr_type); -+ } -+ -+ /* Clear interrupt */ -+ gintsts.b.sofintr = 1; -+ dwc_write_reg32(&hcd->core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** Handles the Rx Status Queue Level Interrupt, which indicates that there is at -+ * least one packet in the Rx FIFO. The packets are moved from the FIFO to -+ * memory if the DWC_otg controller is operating in Slave mode. */ -+int32_t dwc_otg_hcd_handle_rx_status_q_level_intr(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ host_grxsts_data_t grxsts; -+ dwc_hc_t *hc = NULL; -+ -+ DWC_DEBUGPL(DBG_HCD, "--RxStsQ Level Interrupt--\n"); -+ -+ grxsts.d32 = dwc_read_reg32(&dwc_otg_hcd->core_if->core_global_regs->grxstsp); -+ -+ hc = dwc_otg_hcd->hc_ptr_array[grxsts.b.chnum]; -+ -+ /* Packet Status */ -+ DWC_DEBUGPL(DBG_HCDV, " Ch num = %d\n", grxsts.b.chnum); -+ DWC_DEBUGPL(DBG_HCDV, " Count = %d\n", grxsts.b.bcnt); -+ DWC_DEBUGPL(DBG_HCDV, " DPID = %d, hc.dpid = %d\n", grxsts.b.dpid, hc->data_pid_start); -+ DWC_DEBUGPL(DBG_HCDV, " PStatus = %d\n", grxsts.b.pktsts); -+ -+ switch (grxsts.b.pktsts) { -+ case DWC_GRXSTS_PKTSTS_IN: -+ /* Read the data into the host buffer. */ -+ if (grxsts.b.bcnt > 0) { -+ dwc_otg_read_packet(dwc_otg_hcd->core_if, -+ hc->xfer_buff, -+ grxsts.b.bcnt); -+ -+ /* Update the HC fields for the next packet received. */ -+ hc->xfer_count += grxsts.b.bcnt; -+ hc->xfer_buff += grxsts.b.bcnt; -+ } -+ -+ case DWC_GRXSTS_PKTSTS_IN_XFER_COMP: -+ case DWC_GRXSTS_PKTSTS_DATA_TOGGLE_ERR: -+ case DWC_GRXSTS_PKTSTS_CH_HALTED: -+ /* Handled in interrupt, just ignore data */ -+ break; -+ default: -+ DWC_ERROR("RX_STS_Q Interrupt: Unknown status %d\n", grxsts.b.pktsts); -+ break; -+ } -+ -+ return 1; -+} -+ -+/** This interrupt occurs when the non-periodic Tx FIFO is half-empty. More -+ * data packets may be written to the FIFO for OUT transfers. More requests -+ * may be written to the non-periodic request queue for IN transfers. This -+ * interrupt is enabled only in Slave mode. */ -+int32_t dwc_otg_hcd_handle_np_tx_fifo_empty_intr(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Non-Periodic TxFIFO Empty Interrupt--\n"); -+ dwc_otg_hcd_queue_transactions(dwc_otg_hcd, -+ DWC_OTG_TRANSACTION_NON_PERIODIC); -+ return 1; -+} -+ -+/** This interrupt occurs when the periodic Tx FIFO is half-empty. More data -+ * packets may be written to the FIFO for OUT transfers. More requests may be -+ * written to the periodic request queue for IN transfers. This interrupt is -+ * enabled only in Slave mode. */ -+int32_t dwc_otg_hcd_handle_perio_tx_fifo_empty_intr(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Periodic TxFIFO Empty Interrupt--\n"); -+ dwc_otg_hcd_queue_transactions(dwc_otg_hcd, -+ DWC_OTG_TRANSACTION_PERIODIC); -+ return 1; -+} -+ -+/** There are multiple conditions that can cause a port interrupt. This function -+ * determines which interrupt conditions have occurred and handles them -+ * appropriately. */ -+int32_t dwc_otg_hcd_handle_port_intr(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ int retval = 0; -+ hprt0_data_t hprt0; -+ hprt0_data_t hprt0_modify; -+ -+ hprt0.d32 = dwc_read_reg32(dwc_otg_hcd->core_if->host_if->hprt0); -+ hprt0_modify.d32 = dwc_read_reg32(dwc_otg_hcd->core_if->host_if->hprt0); -+ -+ /* Clear appropriate bits in HPRT0 to clear the interrupt bit in -+ * GINTSTS */ -+ -+ hprt0_modify.b.prtena = 0; -+ hprt0_modify.b.prtconndet = 0; -+ hprt0_modify.b.prtenchng = 0; -+ hprt0_modify.b.prtovrcurrchng = 0; -+ -+ /* Port Connect Detected -+ * Set flag and clear if detected */ -+ if (hprt0.b.prtconndet) { -+ DWC_DEBUGPL(DBG_HCD, "--Port Interrupt HPRT0=0x%08x " -+ "Port Connect Detected--\n", hprt0.d32); -+ dwc_otg_hcd->flags.b.port_connect_status_change = 1; -+ dwc_otg_hcd->flags.b.port_connect_status = 1; -+ hprt0_modify.b.prtconndet = 1; -+ -+ /* B-Device has connected, Delete the connection timer. */ -+ del_timer( &dwc_otg_hcd->conn_timer ); -+ -+ /* The Hub driver asserts a reset when it sees port connect -+ * status change flag */ -+ retval |= 1; -+ } -+ -+ /* Port Enable Changed -+ * Clear if detected - Set internal flag if disabled */ -+ if (hprt0.b.prtenchng) { -+ DWC_DEBUGPL(DBG_HCD, " --Port Interrupt HPRT0=0x%08x " -+ "Port Enable Changed--\n", hprt0.d32); -+ hprt0_modify.b.prtenchng = 1; -+ if (hprt0.b.prtena == 1) { -+ int do_reset = 0; -+ dwc_otg_core_params_t *params = dwc_otg_hcd->core_if->core_params; -+ dwc_otg_core_global_regs_t *global_regs = dwc_otg_hcd->core_if->core_global_regs; -+ dwc_otg_host_if_t *host_if = dwc_otg_hcd->core_if->host_if; -+ -+ /* Check if we need to adjust the PHY clock speed for -+ * low power and adjust it */ -+ if (params->host_support_fs_ls_low_power) { -+ gusbcfg_data_t usbcfg; -+ -+ usbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ -+ if (hprt0.b.prtspd == DWC_HPRT0_PRTSPD_LOW_SPEED || -+ hprt0.b.prtspd == DWC_HPRT0_PRTSPD_FULL_SPEED) { -+ /* -+ * Low power -+ */ -+ hcfg_data_t hcfg; -+ if (usbcfg.b.phylpwrclksel == 0) { -+ /* Set PHY low power clock select for FS/LS devices */ -+ usbcfg.b.phylpwrclksel = 1; -+ dwc_write_reg32(&global_regs->gusbcfg, usbcfg.d32); -+ do_reset = 1; -+ } -+ -+ hcfg.d32 = dwc_read_reg32(&host_if->host_global_regs->hcfg); -+ -+ if (hprt0.b.prtspd == DWC_HPRT0_PRTSPD_LOW_SPEED && -+ params->host_ls_low_power_phy_clk == -+ DWC_HOST_LS_LOW_POWER_PHY_CLK_PARAM_6MHZ) { -+ /* 6 MHZ */ -+ DWC_DEBUGPL(DBG_CIL, "FS_PHY programming HCFG to 6 MHz (Low Power)\n"); -+ if (hcfg.b.fslspclksel != DWC_HCFG_6_MHZ) { -+ hcfg.b.fslspclksel = DWC_HCFG_6_MHZ; -+ dwc_write_reg32(&host_if->host_global_regs->hcfg, -+ hcfg.d32); -+ do_reset = 1; -+ } -+ } else { -+ /* 48 MHZ */ -+ DWC_DEBUGPL(DBG_CIL, "FS_PHY programming HCFG to 48 MHz ()\n"); -+ if (hcfg.b.fslspclksel != DWC_HCFG_48_MHZ) { -+ hcfg.b.fslspclksel = DWC_HCFG_48_MHZ; -+ dwc_write_reg32(&host_if->host_global_regs->hcfg, -+ hcfg.d32); -+ do_reset = 1; -+ } -+ } -+ } else { -+ /* -+ * Not low power -+ */ -+ if (usbcfg.b.phylpwrclksel == 1) { -+ usbcfg.b.phylpwrclksel = 0; -+ dwc_write_reg32(&global_regs->gusbcfg, usbcfg.d32); -+ do_reset = 1; -+ } -+ } -+ -+ if (do_reset) { -+ tasklet_schedule(dwc_otg_hcd->reset_tasklet); -+ } -+ } -+ -+ if (!do_reset) { -+ /* Port has been enabled set the reset change flag */ -+ dwc_otg_hcd->flags.b.port_reset_change = 1; -+ } -+ } else { -+ dwc_otg_hcd->flags.b.port_enable_change = 1; -+ } -+ retval |= 1; -+ } -+ -+ /** Overcurrent Change Interrupt */ -+ if (hprt0.b.prtovrcurrchng) { -+ DWC_DEBUGPL(DBG_HCD, " --Port Interrupt HPRT0=0x%08x " -+ "Port Overcurrent Changed--\n", hprt0.d32); -+ dwc_otg_hcd->flags.b.port_over_current_change = 1; -+ hprt0_modify.b.prtovrcurrchng = 1; -+ retval |= 1; -+ } -+ -+ /* Clear Port Interrupts */ -+ dwc_write_reg32(dwc_otg_hcd->core_if->host_if->hprt0, hprt0_modify.d32); -+ -+ return retval; -+} -+ -+/** This interrupt indicates that one or more host channels has a pending -+ * interrupt. There are multiple conditions that can cause each host channel -+ * interrupt. This function determines which conditions have occurred for each -+ * host channel interrupt and handles them appropriately. */ -+int32_t dwc_otg_hcd_handle_hc_intr(dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ int i; -+ int retval = 0; -+ haint_data_t haint; -+ -+ /* Clear appropriate bits in HCINTn to clear the interrupt bit in -+ * GINTSTS */ -+ -+ haint.d32 = dwc_otg_read_host_all_channels_intr(dwc_otg_hcd->core_if); -+ -+ for (i = 0; i < dwc_otg_hcd->core_if->core_params->host_channels; i++) { -+ if (haint.b2.chint & (1 << i)) { -+ retval |= dwc_otg_hcd_handle_hc_n_intr(dwc_otg_hcd, i); -+ } -+ } -+ -+ return retval; -+} -+ -+/* Macro used to clear one channel interrupt */ -+#define clear_hc_int(_hc_regs_, _intr_) \ -+do { \ -+ hcint_data_t hcint_clear = {.d32 = 0}; \ -+ hcint_clear.b._intr_ = 1; \ -+ dwc_write_reg32(&(_hc_regs_)->hcint, hcint_clear.d32); \ -+} while (0) -+ -+/* -+ * Macro used to disable one channel interrupt. Channel interrupts are -+ * disabled when the channel is halted or released by the interrupt handler. -+ * There is no need to handle further interrupts of that type until the -+ * channel is re-assigned. In fact, subsequent handling may cause crashes -+ * because the channel structures are cleaned up when the channel is released. -+ */ -+#define disable_hc_int(_hc_regs_, _intr_) \ -+do { \ -+ hcintmsk_data_t hcintmsk = {.d32 = 0}; \ -+ hcintmsk.b._intr_ = 1; \ -+ dwc_modify_reg32(&(_hc_regs_)->hcintmsk, hcintmsk.d32, 0); \ -+} while (0) -+ -+/** -+ * Gets the actual length of a transfer after the transfer halts. _halt_status -+ * holds the reason for the halt. -+ * -+ * For IN transfers where halt_status is DWC_OTG_HC_XFER_COMPLETE, -+ * *short_read is set to 1 upon return if less than the requested -+ * number of bytes were transferred. Otherwise, *short_read is set to 0 upon -+ * return. short_read may also be NULL on entry, in which case it remains -+ * unchanged. -+ */ -+static uint32_t get_actual_xfer_length(dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status, -+ int *short_read) -+{ -+ hctsiz_data_t hctsiz; -+ uint32_t length; -+ -+ if (short_read != NULL) { -+ *short_read = 0; -+ } -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ -+ if (halt_status == DWC_OTG_HC_XFER_COMPLETE) { -+ if (hc->ep_is_in) { -+ length = hc->xfer_len - hctsiz.b.xfersize; -+ if (short_read != NULL) { -+ *short_read = (hctsiz.b.xfersize != 0); -+ } -+ } else if (hc->qh->do_split) { -+ length = qtd->ssplit_out_xfer_count; -+ } else { -+ length = hc->xfer_len; -+ } -+ } else { -+ /* -+ * Must use the hctsiz.pktcnt field to determine how much data -+ * has been transferred. This field reflects the number of -+ * packets that have been transferred via the USB. This is -+ * always an integral number of packets if the transfer was -+ * halted before its normal completion. (Can't use the -+ * hctsiz.xfersize field because that reflects the number of -+ * bytes transferred via the AHB, not the USB). -+ */ -+ length = (hc->start_pkt_count - hctsiz.b.pktcnt) * hc->max_packet; -+ } -+ -+ return length; -+} -+ -+/** -+ * Updates the state of the URB after a Transfer Complete interrupt on the -+ * host channel. Updates the actual_length field of the URB based on the -+ * number of bytes transferred via the host channel. Sets the URB status -+ * if the data transfer is finished. -+ * -+ * @return 1 if the data transfer specified by the URB is completely finished, -+ * 0 otherwise. -+ */ -+static int update_urb_state_xfer_comp(dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ struct urb *urb, -+ dwc_otg_qtd_t *qtd) -+{ -+ int xfer_done = 0; -+ int short_read = 0; -+ -+ urb->actual_length += get_actual_xfer_length(hc, hc_regs, qtd, -+ DWC_OTG_HC_XFER_COMPLETE, -+ &short_read); -+ -+ if (short_read || urb->actual_length == urb->transfer_buffer_length) { -+ xfer_done = 1; -+ if (short_read && (urb->transfer_flags & URB_SHORT_NOT_OK)) { -+ urb->status = -EREMOTEIO; -+ } else { -+ urb->status = 0; -+ } -+ } -+ -+#ifdef DEBUG -+ { -+ hctsiz_data_t hctsiz; -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ DWC_DEBUGPL(DBG_HCDV, "DWC_otg: %s: %s, channel %d\n", -+ __func__, (hc->ep_is_in ? "IN" : "OUT"), hc->hc_num); -+ DWC_DEBUGPL(DBG_HCDV, " hc->xfer_len %d\n", hc->xfer_len); -+ DWC_DEBUGPL(DBG_HCDV, " hctsiz.xfersize %d\n", hctsiz.b.xfersize); -+ DWC_DEBUGPL(DBG_HCDV, " urb->transfer_buffer_length %d\n", -+ urb->transfer_buffer_length); -+ DWC_DEBUGPL(DBG_HCDV, " urb->actual_length %d\n", urb->actual_length); -+ DWC_DEBUGPL(DBG_HCDV, " short_read %d, xfer_done %d\n", -+ short_read, xfer_done); -+ } -+#endif -+ -+ return xfer_done; -+} -+ -+/* -+ * Save the starting data toggle for the next transfer. The data toggle is -+ * saved in the QH for non-control transfers and it's saved in the QTD for -+ * control transfers. -+ */ -+static void save_data_toggle(dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ hctsiz_data_t hctsiz; -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ -+ if (hc->ep_type != DWC_OTG_EP_TYPE_CONTROL) { -+ dwc_otg_qh_t *qh = hc->qh; -+ if (hctsiz.b.pid == DWC_HCTSIZ_DATA0) { -+ qh->data_toggle = DWC_OTG_HC_PID_DATA0; -+ } else { -+ qh->data_toggle = DWC_OTG_HC_PID_DATA1; -+ } -+ } else { -+ if (hctsiz.b.pid == DWC_HCTSIZ_DATA0) { -+ qtd->data_toggle = DWC_OTG_HC_PID_DATA0; -+ } else { -+ qtd->data_toggle = DWC_OTG_HC_PID_DATA1; -+ } -+ } -+} -+ -+/** -+ * Frees the first QTD in the QH's list if free_qtd is 1. For non-periodic -+ * QHs, removes the QH from the active non-periodic schedule. If any QTDs are -+ * still linked to the QH, the QH is added to the end of the inactive -+ * non-periodic schedule. For periodic QHs, removes the QH from the periodic -+ * schedule if no more QTDs are linked to the QH. -+ */ -+static void deactivate_qh(dwc_otg_hcd_t *hcd, -+ dwc_otg_qh_t *qh, -+ int free_qtd) -+{ -+ int continue_split = 0; -+ dwc_otg_qtd_t *qtd; -+ -+ DWC_DEBUGPL(DBG_HCDV, " %s(%p,%p,%d)\n", __func__, hcd, qh, free_qtd); -+ -+ qtd = list_entry(qh->qtd_list.next, dwc_otg_qtd_t, qtd_list_entry); -+ -+ if (qtd->complete_split) { -+ continue_split = 1; -+ } else if (qtd->isoc_split_pos == DWC_HCSPLIT_XACTPOS_MID || -+ qtd->isoc_split_pos == DWC_HCSPLIT_XACTPOS_END) { -+ continue_split = 1; -+ } -+ -+ if (free_qtd) { -+ dwc_otg_hcd_qtd_remove_and_free(hcd, qtd); -+ continue_split = 0; -+ } -+ -+ qh->channel = NULL; -+ qh->qtd_in_process = NULL; -+ dwc_otg_hcd_qh_deactivate(hcd, qh, continue_split); -+} -+ -+/** -+ * Updates the state of an Isochronous URB when the transfer is stopped for -+ * any reason. The fields of the current entry in the frame descriptor array -+ * are set based on the transfer state and the input _halt_status. Completes -+ * the Isochronous URB if all the URB frames have been completed. -+ * -+ * @return DWC_OTG_HC_XFER_COMPLETE if there are more frames remaining to be -+ * transferred in the URB. Otherwise return DWC_OTG_HC_XFER_URB_COMPLETE. -+ */ -+static dwc_otg_halt_status_e -+update_isoc_urb_state(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status) -+{ -+ struct urb *urb = qtd->urb; -+ dwc_otg_halt_status_e ret_val = halt_status; -+ struct usb_iso_packet_descriptor *frame_desc; -+ -+ frame_desc = &urb->iso_frame_desc[qtd->isoc_frame_index]; -+ switch (halt_status) { -+ case DWC_OTG_HC_XFER_COMPLETE: -+ frame_desc->status = 0; -+ frame_desc->actual_length = -+ get_actual_xfer_length(hc, hc_regs, qtd, -+ halt_status, NULL); -+ break; -+ case DWC_OTG_HC_XFER_FRAME_OVERRUN: -+ urb->error_count++; -+ if (hc->ep_is_in) { -+ frame_desc->status = -ENOSR; -+ } else { -+ frame_desc->status = -ECOMM; -+ } -+ frame_desc->actual_length = 0; -+ break; -+ case DWC_OTG_HC_XFER_BABBLE_ERR: -+ urb->error_count++; -+ frame_desc->status = -EOVERFLOW; -+ /* Don't need to update actual_length in this case. */ -+ break; -+ case DWC_OTG_HC_XFER_XACT_ERR: -+ urb->error_count++; -+ frame_desc->status = -EPROTO; -+ frame_desc->actual_length = -+ get_actual_xfer_length(hc, hc_regs, qtd, -+ halt_status, NULL); -+ default: -+ DWC_ERROR("%s: Unhandled _halt_status (%d)\n", __func__, -+ halt_status); -+ BUG(); -+ break; -+ } -+ -+ if (++qtd->isoc_frame_index == urb->number_of_packets) { -+ /* -+ * urb->status is not used for isoc transfers. -+ * The individual frame_desc statuses are used instead. -+ */ -+ dwc_otg_hcd_complete_urb(hcd, urb, 0); -+ ret_val = DWC_OTG_HC_XFER_URB_COMPLETE; -+ } else { -+ ret_val = DWC_OTG_HC_XFER_COMPLETE; -+ } -+ -+ return ret_val; -+} -+ -+/** -+ * Releases a host channel for use by other transfers. Attempts to select and -+ * queue more transactions since at least one host channel is available. -+ * -+ * @param hcd The HCD state structure. -+ * @param hc The host channel to release. -+ * @param qtd The QTD associated with the host channel. This QTD may be freed -+ * if the transfer is complete or an error has occurred. -+ * @param halt_status Reason the channel is being released. This status -+ * determines the actions taken by this function. -+ */ -+static void release_channel(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status) -+{ -+ dwc_otg_transaction_type_e tr_type; -+ int free_qtd; -+ -+ DWC_DEBUGPL(DBG_HCDV, " %s: channel %d, halt_status %d\n", -+ __func__, hc->hc_num, halt_status); -+ -+ switch (halt_status) { -+ case DWC_OTG_HC_XFER_URB_COMPLETE: -+ free_qtd = 1; -+ break; -+ case DWC_OTG_HC_XFER_AHB_ERR: -+ case DWC_OTG_HC_XFER_STALL: -+ case DWC_OTG_HC_XFER_BABBLE_ERR: -+ free_qtd = 1; -+ break; -+ case DWC_OTG_HC_XFER_XACT_ERR: -+ if (qtd->error_count >= 3) { -+ DWC_DEBUGPL(DBG_HCDV, " Complete URB with transaction error\n"); -+ free_qtd = 1; -+ qtd->urb->status = -EPROTO; -+ dwc_otg_hcd_complete_urb(hcd, qtd->urb, -EPROTO); -+ } else { -+ free_qtd = 0; -+ } -+ break; -+ case DWC_OTG_HC_XFER_URB_DEQUEUE: -+ /* -+ * The QTD has already been removed and the QH has been -+ * deactivated. Don't want to do anything except release the -+ * host channel and try to queue more transfers. -+ */ -+ goto cleanup; -+ case DWC_OTG_HC_XFER_NO_HALT_STATUS: -+ DWC_ERROR("%s: No halt_status, channel %d\n", __func__, hc->hc_num); -+ free_qtd = 0; -+ break; -+ default: -+ free_qtd = 0; -+ break; -+ } -+ -+ deactivate_qh(hcd, hc->qh, free_qtd); -+ -+ cleanup: -+ /* -+ * Release the host channel for use by other transfers. The cleanup -+ * function clears the channel interrupt enables and conditions, so -+ * there's no need to clear the Channel Halted interrupt separately. -+ */ -+ dwc_otg_hc_cleanup(hcd->core_if, hc); -+ list_add_tail(&hc->hc_list_entry, &hcd->free_hc_list); -+ -+ switch (hc->ep_type) { -+ case DWC_OTG_EP_TYPE_CONTROL: -+ case DWC_OTG_EP_TYPE_BULK: -+ hcd->non_periodic_channels--; -+ break; -+ -+ default: -+ /* -+ * Don't release reservations for periodic channels here. -+ * That's done when a periodic transfer is descheduled (i.e. -+ * when the QH is removed from the periodic schedule). -+ */ -+ break; -+ } -+ -+ /* Try to queue more transfers now that there's a free channel. */ -+ tr_type = dwc_otg_hcd_select_transactions(hcd); -+ if (tr_type != DWC_OTG_TRANSACTION_NONE) { -+ dwc_otg_hcd_queue_transactions(hcd, tr_type); -+ } -+} -+ -+/** -+ * Halts a host channel. If the channel cannot be halted immediately because -+ * the request queue is full, this function ensures that the FIFO empty -+ * interrupt for the appropriate queue is enabled so that the halt request can -+ * be queued when there is space in the request queue. -+ * -+ * This function may also be called in DMA mode. In that case, the channel is -+ * simply released since the core always halts the channel automatically in -+ * DMA mode. -+ */ -+static void halt_channel(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status) -+{ -+ if (hcd->core_if->dma_enable) { -+ release_channel(hcd, hc, qtd, halt_status); -+ return; -+ } -+ -+ /* Slave mode processing... */ -+ dwc_otg_hc_halt(hcd->core_if, hc, halt_status); -+ -+ if (hc->halt_on_queue) { -+ gintmsk_data_t gintmsk = {.d32 = 0}; -+ dwc_otg_core_global_regs_t *global_regs; -+ global_regs = hcd->core_if->core_global_regs; -+ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_CONTROL || -+ hc->ep_type == DWC_OTG_EP_TYPE_BULK) { -+ /* -+ * Make sure the Non-periodic Tx FIFO empty interrupt -+ * is enabled so that the non-periodic schedule will -+ * be processed. -+ */ -+ gintmsk.b.nptxfempty = 1; -+ dwc_modify_reg32(&global_regs->gintmsk, 0, gintmsk.d32); -+ } else { -+ /* -+ * Move the QH from the periodic queued schedule to -+ * the periodic assigned schedule. This allows the -+ * halt to be queued when the periodic schedule is -+ * processed. -+ */ -+ list_move(&hc->qh->qh_list_entry, -+ &hcd->periodic_sched_assigned); -+ -+ /* -+ * Make sure the Periodic Tx FIFO Empty interrupt is -+ * enabled so that the periodic schedule will be -+ * processed. -+ */ -+ gintmsk.b.ptxfempty = 1; -+ dwc_modify_reg32(&global_regs->gintmsk, 0, gintmsk.d32); -+ } -+ } -+} -+ -+/** -+ * Performs common cleanup for non-periodic transfers after a Transfer -+ * Complete interrupt. This function should be called after any endpoint type -+ * specific handling is finished to release the host channel. -+ */ -+static void complete_non_periodic_xfer(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status) -+{ -+ hcint_data_t hcint; -+ -+ qtd->error_count = 0; -+ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ if (hcint.b.nyet) { -+ /* -+ * Got a NYET on the last transaction of the transfer. This -+ * means that the endpoint should be in the PING state at the -+ * beginning of the next transfer. -+ */ -+ hc->qh->ping_state = 1; -+ clear_hc_int(hc_regs, nyet); -+ } -+ -+ /* -+ * Always halt and release the host channel to make it available for -+ * more transfers. There may still be more phases for a control -+ * transfer or more data packets for a bulk transfer at this point, -+ * but the host channel is still halted. A channel will be reassigned -+ * to the transfer when the non-periodic schedule is processed after -+ * the channel is released. This allows transactions to be queued -+ * properly via dwc_otg_hcd_queue_transactions, which also enables the -+ * Tx FIFO Empty interrupt if necessary. -+ */ -+ if (hc->ep_is_in) { -+ /* -+ * IN transfers in Slave mode require an explicit disable to -+ * halt the channel. (In DMA mode, this call simply releases -+ * the channel.) -+ */ -+ halt_channel(hcd, hc, qtd, halt_status); -+ } else { -+ /* -+ * The channel is automatically disabled by the core for OUT -+ * transfers in Slave mode. -+ */ -+ release_channel(hcd, hc, qtd, halt_status); -+ } -+} -+ -+/** -+ * Performs common cleanup for periodic transfers after a Transfer Complete -+ * interrupt. This function should be called after any endpoint type specific -+ * handling is finished to release the host channel. -+ */ -+static void complete_periodic_xfer(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status) -+{ -+ hctsiz_data_t hctsiz; -+ qtd->error_count = 0; -+ -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ if (!hc->ep_is_in || hctsiz.b.pktcnt == 0) { -+ /* Core halts channel in these cases. */ -+ release_channel(hcd, hc, qtd, halt_status); -+ } else { -+ /* Flush any outstanding requests from the Tx queue. */ -+ halt_channel(hcd, hc, qtd, halt_status); -+ } -+} -+ -+/** -+ * Handles a host channel Transfer Complete interrupt. This handler may be -+ * called in either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_xfercomp_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ int urb_xfer_done; -+ dwc_otg_halt_status_e halt_status = DWC_OTG_HC_XFER_COMPLETE; -+ struct urb *urb = qtd->urb; -+ int pipe_type = usb_pipetype(urb->pipe); -+ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "Transfer Complete--\n", hc->hc_num); -+ -+ /* -+ * Handle xfer complete on CSPLIT. -+ */ -+ if (hc->qh->do_split) { -+ qtd->complete_split = 0; -+ } -+ -+ /* Update the QTD and URB states. */ -+ switch (pipe_type) { -+ case PIPE_CONTROL: -+ switch (qtd->control_phase) { -+ case DWC_OTG_CONTROL_SETUP: -+ if (urb->transfer_buffer_length > 0) { -+ qtd->control_phase = DWC_OTG_CONTROL_DATA; -+ } else { -+ qtd->control_phase = DWC_OTG_CONTROL_STATUS; -+ } -+ DWC_DEBUGPL(DBG_HCDV, " Control setup transaction done\n"); -+ halt_status = DWC_OTG_HC_XFER_COMPLETE; -+ break; -+ case DWC_OTG_CONTROL_DATA: { -+ urb_xfer_done = update_urb_state_xfer_comp(hc, hc_regs, urb, qtd); -+ if (urb_xfer_done) { -+ qtd->control_phase = DWC_OTG_CONTROL_STATUS; -+ DWC_DEBUGPL(DBG_HCDV, " Control data transfer done\n"); -+ } else { -+ save_data_toggle(hc, hc_regs, qtd); -+ } -+ halt_status = DWC_OTG_HC_XFER_COMPLETE; -+ break; -+ } -+ case DWC_OTG_CONTROL_STATUS: -+ DWC_DEBUGPL(DBG_HCDV, " Control transfer complete\n"); -+ if (urb->status == -EINPROGRESS) { -+ urb->status = 0; -+ } -+ dwc_otg_hcd_complete_urb(hcd, urb, urb->status); -+ halt_status = DWC_OTG_HC_XFER_URB_COMPLETE; -+ break; -+ } -+ -+ complete_non_periodic_xfer(hcd, hc, hc_regs, qtd, halt_status); -+ break; -+ case PIPE_BULK: -+ DWC_DEBUGPL(DBG_HCDV, " Bulk transfer complete\n"); -+ urb_xfer_done = update_urb_state_xfer_comp(hc, hc_regs, urb, qtd); -+ if (urb_xfer_done) { -+ dwc_otg_hcd_complete_urb(hcd, urb, urb->status); -+ halt_status = DWC_OTG_HC_XFER_URB_COMPLETE; -+ } else { -+ halt_status = DWC_OTG_HC_XFER_COMPLETE; -+ } -+ -+ save_data_toggle(hc, hc_regs, qtd); -+ complete_non_periodic_xfer(hcd, hc, hc_regs, qtd, halt_status); -+ break; -+ case PIPE_INTERRUPT: -+ DWC_DEBUGPL(DBG_HCDV, " Interrupt transfer complete\n"); -+ update_urb_state_xfer_comp(hc, hc_regs, urb, qtd); -+ -+ /* -+ * Interrupt URB is done on the first transfer complete -+ * interrupt. -+ */ -+ dwc_otg_hcd_complete_urb(hcd, urb, urb->status); -+ save_data_toggle(hc, hc_regs, qtd); -+ complete_periodic_xfer(hcd, hc, hc_regs, qtd, -+ DWC_OTG_HC_XFER_URB_COMPLETE); -+ break; -+ case PIPE_ISOCHRONOUS: -+ DWC_DEBUGPL(DBG_HCDV, " Isochronous transfer complete\n"); -+ if (qtd->isoc_split_pos == DWC_HCSPLIT_XACTPOS_ALL) { -+ halt_status = update_isoc_urb_state(hcd, hc, hc_regs, qtd, -+ DWC_OTG_HC_XFER_COMPLETE); -+ } -+ complete_periodic_xfer(hcd, hc, hc_regs, qtd, halt_status); -+ break; -+ } -+ -+ disable_hc_int(hc_regs, xfercompl); -+ -+ return 1; -+} -+ -+/** -+ * Handles a host channel STALL interrupt. This handler may be called in -+ * either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_stall_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ struct urb *urb = qtd->urb; -+ int pipe_type = usb_pipetype(urb->pipe); -+ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "STALL Received--\n", hc->hc_num); -+ -+ if (pipe_type == PIPE_CONTROL) { -+ dwc_otg_hcd_complete_urb(hcd, urb, -EPIPE); -+ } -+ -+ if (pipe_type == PIPE_BULK || pipe_type == PIPE_INTERRUPT) { -+ dwc_otg_hcd_complete_urb(hcd, urb, -EPIPE); -+ /* -+ * USB protocol requires resetting the data toggle for bulk -+ * and interrupt endpoints when a CLEAR_FEATURE(ENDPOINT_HALT) -+ * setup command is issued to the endpoint. Anticipate the -+ * CLEAR_FEATURE command since a STALL has occurred and reset -+ * the data toggle now. -+ */ -+ hc->qh->data_toggle = 0; -+ } -+ -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_STALL); -+ -+ disable_hc_int(hc_regs, stall); -+ -+ return 1; -+} -+ -+/* -+ * Updates the state of the URB when a transfer has been stopped due to an -+ * abnormal condition before the transfer completes. Modifies the -+ * actual_length field of the URB to reflect the number of bytes that have -+ * actually been transferred via the host channel. -+ */ -+static void update_urb_state_xfer_intr(dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ struct urb *urb, -+ dwc_otg_qtd_t *qtd, -+ dwc_otg_halt_status_e halt_status) -+{ -+ uint32_t bytes_transferred = get_actual_xfer_length(hc, hc_regs, qtd, -+ halt_status, NULL); -+ urb->actual_length += bytes_transferred; -+ -+#ifdef DEBUG -+ { -+ hctsiz_data_t hctsiz; -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ DWC_DEBUGPL(DBG_HCDV, "DWC_otg: %s: %s, channel %d\n", -+ __func__, (hc->ep_is_in ? "IN" : "OUT"), hc->hc_num); -+ DWC_DEBUGPL(DBG_HCDV, " hc->start_pkt_count %d\n", hc->start_pkt_count); -+ DWC_DEBUGPL(DBG_HCDV, " hctsiz.pktcnt %d\n", hctsiz.b.pktcnt); -+ DWC_DEBUGPL(DBG_HCDV, " hc->max_packet %d\n", hc->max_packet); -+ DWC_DEBUGPL(DBG_HCDV, " bytes_transferred %d\n", bytes_transferred); -+ DWC_DEBUGPL(DBG_HCDV, " urb->actual_length %d\n", urb->actual_length); -+ DWC_DEBUGPL(DBG_HCDV, " urb->transfer_buffer_length %d\n", -+ urb->transfer_buffer_length); -+ } -+#endif -+} -+ -+/** -+ * Handles a host channel NAK interrupt. This handler may be called in either -+ * DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_nak_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "NAK Received--\n", hc->hc_num); -+ -+ /* -+ * Handle NAK for IN/OUT SSPLIT/CSPLIT transfers, bulk, control, and -+ * interrupt. Re-start the SSPLIT transfer. -+ */ -+ if (hc->do_split) { -+ if (hc->complete_split) { -+ qtd->error_count = 0; -+ } -+ qtd->complete_split = 0; -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_NAK); -+ goto handle_nak_done; -+ } -+ -+ switch (usb_pipetype(qtd->urb->pipe)) { -+ case PIPE_CONTROL: -+ case PIPE_BULK: -+ if (hcd->core_if->dma_enable && hc->ep_is_in) { -+ /* -+ * NAK interrupts are enabled on bulk/control IN -+ * transfers in DMA mode for the sole purpose of -+ * resetting the error count after a transaction error -+ * occurs. The core will continue transferring data. -+ */ -+ qtd->error_count = 0; -+ goto handle_nak_done; -+ } -+ -+ /* -+ * NAK interrupts normally occur during OUT transfers in DMA -+ * or Slave mode. For IN transfers, more requests will be -+ * queued as request queue space is available. -+ */ -+ qtd->error_count = 0; -+ -+ if (!hc->qh->ping_state) { -+ update_urb_state_xfer_intr(hc, hc_regs, qtd->urb, -+ qtd, DWC_OTG_HC_XFER_NAK); -+ save_data_toggle(hc, hc_regs, qtd); -+ if (qtd->urb->dev->speed == USB_SPEED_HIGH) { -+ hc->qh->ping_state = 1; -+ } -+ } -+ -+ /* -+ * Halt the channel so the transfer can be re-started from -+ * the appropriate point or the PING protocol will -+ * start/continue. -+ */ -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_NAK); -+ break; -+ case PIPE_INTERRUPT: -+ qtd->error_count = 0; -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_NAK); -+ break; -+ case PIPE_ISOCHRONOUS: -+ /* Should never get called for isochronous transfers. */ -+ BUG(); -+ break; -+ } -+ -+ handle_nak_done: -+ disable_hc_int(hc_regs, nak); -+ -+ return 1; -+} -+ -+/** -+ * Handles a host channel ACK interrupt. This interrupt is enabled when -+ * performing the PING protocol in Slave mode, when errors occur during -+ * either Slave mode or DMA mode, and during Start Split transactions. -+ */ -+static int32_t handle_hc_ack_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "ACK Received--\n", hc->hc_num); -+ -+ if (hc->do_split) { -+ /* -+ * Handle ACK on SSPLIT. -+ * ACK should not occur in CSPLIT. -+ */ -+ if (!hc->ep_is_in && hc->data_pid_start != DWC_OTG_HC_PID_SETUP) { -+ qtd->ssplit_out_xfer_count = hc->xfer_len; -+ } -+ if (!(hc->ep_type == DWC_OTG_EP_TYPE_ISOC && !hc->ep_is_in)) { -+ /* Don't need complete for isochronous out transfers. */ -+ qtd->complete_split = 1; -+ } -+ -+ /* ISOC OUT */ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_ISOC && !hc->ep_is_in) { -+ switch (hc->xact_pos) { -+ case DWC_HCSPLIT_XACTPOS_ALL: -+ break; -+ case DWC_HCSPLIT_XACTPOS_END: -+ qtd->isoc_split_pos = DWC_HCSPLIT_XACTPOS_ALL; -+ qtd->isoc_split_offset = 0; -+ break; -+ case DWC_HCSPLIT_XACTPOS_BEGIN: -+ case DWC_HCSPLIT_XACTPOS_MID: -+ /* -+ * For BEGIN or MID, calculate the length for -+ * the next microframe to determine the correct -+ * SSPLIT token, either MID or END. -+ */ -+ { -+ struct usb_iso_packet_descriptor *frame_desc; -+ -+ frame_desc = &qtd->urb->iso_frame_desc[qtd->isoc_frame_index]; -+ qtd->isoc_split_offset += 188; -+ -+ if ((frame_desc->length - qtd->isoc_split_offset) <= 188) { -+ qtd->isoc_split_pos = DWC_HCSPLIT_XACTPOS_END; -+ } else { -+ qtd->isoc_split_pos = DWC_HCSPLIT_XACTPOS_MID; -+ } -+ -+ } -+ break; -+ } -+ } else { -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_ACK); -+ } -+ } else { -+ qtd->error_count = 0; -+ -+ if (hc->qh->ping_state) { -+ hc->qh->ping_state = 0; -+ /* -+ * Halt the channel so the transfer can be re-started -+ * from the appropriate point. This only happens in -+ * Slave mode. In DMA mode, the ping_state is cleared -+ * when the transfer is started because the core -+ * automatically executes the PING, then the transfer. -+ */ -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_ACK); -+ } -+ } -+ -+ /* -+ * If the ACK occurred when _not_ in the PING state, let the channel -+ * continue transferring data after clearing the error count. -+ */ -+ -+ disable_hc_int(hc_regs, ack); -+ -+ return 1; -+} -+ -+/** -+ * Handles a host channel NYET interrupt. This interrupt should only occur on -+ * Bulk and Control OUT endpoints and for complete split transactions. If a -+ * NYET occurs at the same time as a Transfer Complete interrupt, it is -+ * handled in the xfercomp interrupt handler, not here. This handler may be -+ * called in either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_nyet_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "NYET Received--\n", hc->hc_num); -+ -+ /* -+ * NYET on CSPLIT -+ * re-do the CSPLIT immediately on non-periodic -+ */ -+ if (hc->do_split && hc->complete_split) { -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ int frnum = dwc_otg_hcd_get_frame_number(dwc_otg_hcd_to_hcd(hcd)); -+ -+ if (dwc_full_frame_num(frnum) != -+ dwc_full_frame_num(hc->qh->sched_frame)) { -+ /* -+ * No longer in the same full speed frame. -+ * Treat this as a transaction error. -+ */ -+#if 0 -+ /** @todo Fix system performance so this can -+ * be treated as an error. Right now complete -+ * splits cannot be scheduled precisely enough -+ * due to other system activity, so this error -+ * occurs regularly in Slave mode. -+ */ -+ qtd->error_count++; -+#endif -+ qtd->complete_split = 0; -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_XACT_ERR); -+ /** @todo add support for isoc release */ -+ goto handle_nyet_done; -+ } -+ } -+ -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_NYET); -+ goto handle_nyet_done; -+ } -+ -+ hc->qh->ping_state = 1; -+ qtd->error_count = 0; -+ -+ update_urb_state_xfer_intr(hc, hc_regs, qtd->urb, qtd, -+ DWC_OTG_HC_XFER_NYET); -+ save_data_toggle(hc, hc_regs, qtd); -+ -+ /* -+ * Halt the channel and re-start the transfer so the PING -+ * protocol will start. -+ */ -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_NYET); -+ -+handle_nyet_done: -+ disable_hc_int(hc_regs, nyet); -+ return 1; -+} -+ -+/** -+ * Handles a host channel babble interrupt. This handler may be called in -+ * either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_babble_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "Babble Error--\n", hc->hc_num); -+ if (hc->ep_type != DWC_OTG_EP_TYPE_ISOC) { -+ dwc_otg_hcd_complete_urb(hcd, qtd->urb, -EOVERFLOW); -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_BABBLE_ERR); -+ } else { -+ dwc_otg_halt_status_e halt_status; -+ halt_status = update_isoc_urb_state(hcd, hc, hc_regs, qtd, -+ DWC_OTG_HC_XFER_BABBLE_ERR); -+ halt_channel(hcd, hc, qtd, halt_status); -+ } -+ disable_hc_int(hc_regs, bblerr); -+ return 1; -+} -+ -+/** -+ * Handles a host channel AHB error interrupt. This handler is only called in -+ * DMA mode. -+ */ -+static int32_t handle_hc_ahberr_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ hcchar_data_t hcchar; -+ hcsplt_data_t hcsplt; -+ hctsiz_data_t hctsiz; -+ uint32_t hcdma; -+ struct urb *urb = qtd->urb; -+ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "AHB Error--\n", hc->hc_num); -+ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hcsplt.d32 = dwc_read_reg32(&hc_regs->hcsplt); -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ hcdma = dwc_read_reg32(&hc_regs->hcdma); -+ -+ DWC_ERROR("AHB ERROR, Channel %d\n", hc->hc_num); -+ DWC_ERROR(" hcchar 0x%08x, hcsplt 0x%08x\n", hcchar.d32, hcsplt.d32); -+ DWC_ERROR(" hctsiz 0x%08x, hcdma 0x%08x\n", hctsiz.d32, hcdma); -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD URB Enqueue\n"); -+ DWC_ERROR(" Device address: %d\n", usb_pipedevice(urb->pipe)); -+ DWC_ERROR(" Endpoint: %d, %s\n", usb_pipeendpoint(urb->pipe), -+ (usb_pipein(urb->pipe) ? "IN" : "OUT")); -+ DWC_ERROR(" Endpoint type: %s\n", -+ ({char *pipetype; -+ switch (usb_pipetype(urb->pipe)) { -+ case PIPE_CONTROL: pipetype = "CONTROL"; break; -+ case PIPE_BULK: pipetype = "BULK"; break; -+ case PIPE_INTERRUPT: pipetype = "INTERRUPT"; break; -+ case PIPE_ISOCHRONOUS: pipetype = "ISOCHRONOUS"; break; -+ default: pipetype = "UNKNOWN"; break; -+ }; pipetype;})); -+ DWC_ERROR(" Speed: %s\n", -+ ({char *speed; -+ switch (urb->dev->speed) { -+ case USB_SPEED_HIGH: speed = "HIGH"; break; -+ case USB_SPEED_FULL: speed = "FULL"; break; -+ case USB_SPEED_LOW: speed = "LOW"; break; -+ default: speed = "UNKNOWN"; break; -+ }; speed;})); -+ DWC_ERROR(" Max packet size: %d\n", -+ usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe))); -+ DWC_ERROR(" Data buffer length: %d\n", urb->transfer_buffer_length); -+ DWC_ERROR(" Transfer buffer: %p, Transfer DMA: %p\n", -+ urb->transfer_buffer, (void *)urb->transfer_dma); -+ DWC_ERROR(" Setup buffer: %p, Setup DMA: %p\n", -+ urb->setup_packet, (void *)urb->setup_dma); -+ DWC_ERROR(" Interval: %d\n", urb->interval); -+ -+ dwc_otg_hcd_complete_urb(hcd, urb, -EIO); -+ -+ /* -+ * Force a channel halt. Don't call halt_channel because that won't -+ * write to the HCCHARn register in DMA mode to force the halt. -+ */ -+ dwc_otg_hc_halt(hcd->core_if, hc, DWC_OTG_HC_XFER_AHB_ERR); -+ -+ disable_hc_int(hc_regs, ahberr); -+ return 1; -+} -+ -+/** -+ * Handles a host channel transaction error interrupt. This handler may be -+ * called in either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_xacterr_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "Transaction Error--\n", hc->hc_num); -+ -+ switch (usb_pipetype(qtd->urb->pipe)) { -+ case PIPE_CONTROL: -+ case PIPE_BULK: -+ qtd->error_count++; -+ if (!hc->qh->ping_state) { -+ update_urb_state_xfer_intr(hc, hc_regs, qtd->urb, -+ qtd, DWC_OTG_HC_XFER_XACT_ERR); -+ save_data_toggle(hc, hc_regs, qtd); -+ if (!hc->ep_is_in && qtd->urb->dev->speed == USB_SPEED_HIGH) { -+ hc->qh->ping_state = 1; -+ } -+ } -+ -+ /* -+ * Halt the channel so the transfer can be re-started from -+ * the appropriate point or the PING protocol will start. -+ */ -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_XACT_ERR); -+ break; -+ case PIPE_INTERRUPT: -+ qtd->error_count++; -+ if (hc->do_split && hc->complete_split) { -+ qtd->complete_split = 0; -+ } -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_XACT_ERR); -+ break; -+ case PIPE_ISOCHRONOUS: -+ { -+ dwc_otg_halt_status_e halt_status; -+ halt_status = update_isoc_urb_state(hcd, hc, hc_regs, qtd, -+ DWC_OTG_HC_XFER_XACT_ERR); -+ -+ halt_channel(hcd, hc, qtd, halt_status); -+ } -+ break; -+ } -+ -+ disable_hc_int(hc_regs, xacterr); -+ -+ return 1; -+} -+ -+/** -+ * Handles a host channel frame overrun interrupt. This handler may be called -+ * in either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_frmovrun_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "Frame Overrun--\n", hc->hc_num); -+ -+ switch (usb_pipetype(qtd->urb->pipe)) { -+ case PIPE_CONTROL: -+ case PIPE_BULK: -+ break; -+ case PIPE_INTERRUPT: -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_FRAME_OVERRUN); -+ break; -+ case PIPE_ISOCHRONOUS: -+ { -+ dwc_otg_halt_status_e halt_status; -+ halt_status = update_isoc_urb_state(hcd, hc, hc_regs, qtd, -+ DWC_OTG_HC_XFER_FRAME_OVERRUN); -+ -+ halt_channel(hcd, hc, qtd, halt_status); -+ } -+ break; -+ } -+ -+ disable_hc_int(hc_regs, frmovrun); -+ -+ return 1; -+} -+ -+/** -+ * Handles a host channel data toggle error interrupt. This handler may be -+ * called in either DMA mode or Slave mode. -+ */ -+static int32_t handle_hc_datatglerr_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "Data Toggle Error--\n", hc->hc_num); -+ -+ if (hc->ep_is_in) { -+ qtd->error_count = 0; -+ } else { -+ DWC_ERROR("Data Toggle Error on OUT transfer," -+ "channel %d\n", hc->hc_num); -+ } -+ -+ disable_hc_int(hc_regs, datatglerr); -+ -+ return 1; -+} -+ -+#ifdef DEBUG -+/** -+ * This function is for debug only. It checks that a valid halt status is set -+ * and that HCCHARn.chdis is clear. If there's a problem, corrective action is -+ * taken and a warning is issued. -+ * @return 1 if halt status is ok, 0 otherwise. -+ */ -+static inline int halt_status_ok(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ hcchar_data_t hcchar; -+ hctsiz_data_t hctsiz; -+ hcint_data_t hcint; -+ hcintmsk_data_t hcintmsk; -+ hcsplt_data_t hcsplt; -+ -+ if (hc->halt_status == DWC_OTG_HC_XFER_NO_HALT_STATUS) { -+ /* -+ * This code is here only as a check. This condition should -+ * never happen. Ignore the halt if it does occur. -+ */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ hctsiz.d32 = dwc_read_reg32(&hc_regs->hctsiz); -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ hcintmsk.d32 = dwc_read_reg32(&hc_regs->hcintmsk); -+ hcsplt.d32 = dwc_read_reg32(&hc_regs->hcsplt); -+ DWC_WARN("%s: hc->halt_status == DWC_OTG_HC_XFER_NO_HALT_STATUS, " -+ "channel %d, hcchar 0x%08x, hctsiz 0x%08x, " -+ "hcint 0x%08x, hcintmsk 0x%08x, " -+ "hcsplt 0x%08x, qtd->complete_split %d\n", -+ __func__, hc->hc_num, hcchar.d32, hctsiz.d32, -+ hcint.d32, hcintmsk.d32, -+ hcsplt.d32, qtd->complete_split); -+ -+ DWC_WARN("%s: no halt status, channel %d, ignoring interrupt\n", -+ __func__, hc->hc_num); -+ DWC_WARN("\n"); -+ clear_hc_int(hc_regs, chhltd); -+ return 0; -+ } -+ -+ /* -+ * This code is here only as a check. hcchar.chdis should -+ * never be set when the halt interrupt occurs. Halt the -+ * channel again if it does occur. -+ */ -+ hcchar.d32 = dwc_read_reg32(&hc_regs->hcchar); -+ if (hcchar.b.chdis) { -+ DWC_WARN("%s: hcchar.chdis set unexpectedly, " -+ "hcchar 0x%08x, trying to halt again\n", -+ __func__, hcchar.d32); -+ clear_hc_int(hc_regs, chhltd); -+ hc->halt_pending = 0; -+ halt_channel(hcd, hc, qtd, hc->halt_status); -+ return 0; -+ } -+ -+ return 1; -+} -+#endif -+ -+/** -+ * Handles a host Channel Halted interrupt in DMA mode. This handler -+ * determines the reason the channel halted and proceeds accordingly. -+ */ -+static void handle_hc_chhltd_intr_dma(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ hcint_data_t hcint; -+ hcintmsk_data_t hcintmsk; -+ int out_nak_enh = 0; -+ -+ /* For core with OUT NAK enhancement, the flow for high- -+ * speed CONTROL/BULK OUT is handled a little differently. -+ */ -+ if (hcd->core_if->snpsid >= 0x4F54271A) { -+ if (hc->speed == DWC_OTG_EP_SPEED_HIGH && !hc->ep_is_in && -+ (hc->ep_type == DWC_OTG_EP_TYPE_CONTROL || -+ hc->ep_type == DWC_OTG_EP_TYPE_BULK)) { -+ DWC_DEBUGPL(DBG_HCD, "OUT NAK enhancement enabled\n"); -+ out_nak_enh = 1; -+ } else { -+ DWC_DEBUGPL(DBG_HCD, "OUT NAK enhancement disabled, not HS Ctrl/Bulk OUT EP\n"); -+ } -+ } else { -+ DWC_DEBUGPL(DBG_HCD, "OUT NAK enhancement disabled, no core support\n"); -+ } -+ -+ if (hc->halt_status == DWC_OTG_HC_XFER_URB_DEQUEUE || -+ hc->halt_status == DWC_OTG_HC_XFER_AHB_ERR) { -+ /* -+ * Just release the channel. A dequeue can happen on a -+ * transfer timeout. In the case of an AHB Error, the channel -+ * was forced to halt because there's no way to gracefully -+ * recover. -+ */ -+ release_channel(hcd, hc, qtd, hc->halt_status); -+ return; -+ } -+ -+ /* Read the HCINTn register to determine the cause for the halt. */ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ hcintmsk.d32 = dwc_read_reg32(&hc_regs->hcintmsk); -+ -+ if (hcint.b.xfercomp) { -+ /** @todo This is here because of a possible hardware bug. Spec -+ * says that on SPLIT-ISOC OUT transfers in DMA mode that a HALT -+ * interrupt w/ACK bit set should occur, but I only see the -+ * XFERCOMP bit, even with it masked out. This is a workaround -+ * for that behavior. Should fix this when hardware is fixed. -+ */ -+ if (hc->ep_type == DWC_OTG_EP_TYPE_ISOC && !hc->ep_is_in) { -+ handle_hc_ack_intr(hcd, hc, hc_regs, qtd); -+ } -+ handle_hc_xfercomp_intr(hcd, hc, hc_regs, qtd); -+ } else if (hcint.b.stall) { -+ handle_hc_stall_intr(hcd, hc, hc_regs, qtd); -+ } else if (hcint.b.xacterr) { -+ if (out_nak_enh) { -+ if (hcint.b.nyet || hcint.b.nak || hcint.b.ack) { -+ printk(KERN_DEBUG "XactErr with NYET/NAK/ACK\n"); -+ qtd->error_count = 0; -+ } else { -+ printk(KERN_DEBUG "XactErr without NYET/NAK/ACK\n"); -+ } -+ } -+ -+ /* -+ * Must handle xacterr before nak or ack. Could get a xacterr -+ * at the same time as either of these on a BULK/CONTROL OUT -+ * that started with a PING. The xacterr takes precedence. -+ */ -+ handle_hc_xacterr_intr(hcd, hc, hc_regs, qtd); -+ } else if (!out_nak_enh) { -+ if (hcint.b.nyet) { -+ /* -+ * Must handle nyet before nak or ack. Could get a nyet at the -+ * same time as either of those on a BULK/CONTROL OUT that -+ * started with a PING. The nyet takes precedence. -+ */ -+ handle_hc_nyet_intr(hcd, hc, hc_regs, qtd); -+ } else if (hcint.b.bblerr) { -+ handle_hc_babble_intr(hcd, hc, hc_regs, qtd); -+ } else if (hcint.b.frmovrun) { -+ handle_hc_frmovrun_intr(hcd, hc, hc_regs, qtd); -+ } else if (hcint.b.nak && !hcintmsk.b.nak) { -+ /* -+ * If nak is not masked, it's because a non-split IN transfer -+ * is in an error state. In that case, the nak is handled by -+ * the nak interrupt handler, not here. Handle nak here for -+ * BULK/CONTROL OUT transfers, which halt on a NAK to allow -+ * rewinding the buffer pointer. -+ */ -+ handle_hc_nak_intr(hcd, hc, hc_regs, qtd); -+ } else if (hcint.b.ack && !hcintmsk.b.ack) { -+ /* -+ * If ack is not masked, it's because a non-split IN transfer -+ * is in an error state. In that case, the ack is handled by -+ * the ack interrupt handler, not here. Handle ack here for -+ * split transfers. Start splits halt on ACK. -+ */ -+ handle_hc_ack_intr(hcd, hc, hc_regs, qtd); -+ } else { -+ if (hc->ep_type == DWC_OTG_EP_TYPE_INTR || -+ hc->ep_type == DWC_OTG_EP_TYPE_ISOC) { -+ /* -+ * A periodic transfer halted with no other channel -+ * interrupts set. Assume it was halted by the core -+ * because it could not be completed in its scheduled -+ * (micro)frame. -+ */ -+#ifdef DEBUG -+ DWC_PRINT("%s: Halt channel %d (assume incomplete periodic transfer)\n", -+ __func__, hc->hc_num); -+#endif -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_PERIODIC_INCOMPLETE); -+ } else { -+ DWC_ERROR("%s: Channel %d, DMA Mode -- ChHltd set, but reason " -+ "for halting is unknown, hcint 0x%08x, intsts 0x%08x\n", -+ __func__, hc->hc_num, hcint.d32, -+ dwc_read_reg32(&hcd->core_if->core_global_regs->gintsts)); -+ } -+ } -+ } else { -+ printk(KERN_DEBUG "NYET/NAK/ACK/other in non-error case, 0x%08x\n", hcint.d32); -+ } -+} -+ -+/** -+ * Handles a host channel Channel Halted interrupt. -+ * -+ * In slave mode, this handler is called only when the driver specifically -+ * requests a halt. This occurs during handling other host channel interrupts -+ * (e.g. nak, xacterr, stall, nyet, etc.). -+ * -+ * In DMA mode, this is the interrupt that occurs when the core has finished -+ * processing a transfer on a channel. Other host channel interrupts (except -+ * ahberr) are disabled in DMA mode. -+ */ -+static int32_t handle_hc_chhltd_intr(dwc_otg_hcd_t *hcd, -+ dwc_hc_t *hc, -+ dwc_otg_hc_regs_t *hc_regs, -+ dwc_otg_qtd_t *qtd) -+{ -+ DWC_DEBUGPL(DBG_HCD, "--Host Channel %d Interrupt: " -+ "Channel Halted--\n", hc->hc_num); -+ -+ if (hcd->core_if->dma_enable) { -+ handle_hc_chhltd_intr_dma(hcd, hc, hc_regs, qtd); -+ } else { -+#ifdef DEBUG -+ if (!halt_status_ok(hcd, hc, hc_regs, qtd)) { -+ return 1; -+ } -+#endif -+ release_channel(hcd, hc, qtd, hc->halt_status); -+ } -+ -+ return 1; -+} -+ -+/** Handles interrupt for a specific Host Channel */ -+int32_t dwc_otg_hcd_handle_hc_n_intr(dwc_otg_hcd_t *dwc_otg_hcd, uint32_t num) -+{ -+ int retval = 0; -+ hcint_data_t hcint; -+ hcintmsk_data_t hcintmsk; -+ dwc_hc_t *hc; -+ dwc_otg_hc_regs_t *hc_regs; -+ dwc_otg_qtd_t *qtd; -+ -+ DWC_DEBUGPL(DBG_HCDV, "--Host Channel Interrupt--, Channel %d\n", num); -+ -+ hc = dwc_otg_hcd->hc_ptr_array[num]; -+ hc_regs = dwc_otg_hcd->core_if->host_if->hc_regs[num]; -+ qtd = list_entry(hc->qh->qtd_list.next, dwc_otg_qtd_t, qtd_list_entry); -+ -+ hcint.d32 = dwc_read_reg32(&hc_regs->hcint); -+ hcintmsk.d32 = dwc_read_reg32(&hc_regs->hcintmsk); -+ DWC_DEBUGPL(DBG_HCDV, " hcint 0x%08x, hcintmsk 0x%08x, hcint&hcintmsk 0x%08x\n", -+ hcint.d32, hcintmsk.d32, (hcint.d32 & hcintmsk.d32)); -+ hcint.d32 = hcint.d32 & hcintmsk.d32; -+ -+ if (!dwc_otg_hcd->core_if->dma_enable) { -+ if (hcint.b.chhltd && hcint.d32 != 0x2) { -+ hcint.b.chhltd = 0; -+ } -+ } -+ -+ if (hcint.b.xfercomp) { -+ retval |= handle_hc_xfercomp_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ /* -+ * If NYET occurred at same time as Xfer Complete, the NYET is -+ * handled by the Xfer Complete interrupt handler. Don't want -+ * to call the NYET interrupt handler in this case. -+ */ -+ hcint.b.nyet = 0; -+ } -+ if (hcint.b.chhltd) { -+ retval |= handle_hc_chhltd_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.ahberr) { -+ retval |= handle_hc_ahberr_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.stall) { -+ retval |= handle_hc_stall_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.nak) { -+ retval |= handle_hc_nak_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.ack) { -+ retval |= handle_hc_ack_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.nyet) { -+ retval |= handle_hc_nyet_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.xacterr) { -+ retval |= handle_hc_xacterr_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.bblerr) { -+ retval |= handle_hc_babble_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.frmovrun) { -+ retval |= handle_hc_frmovrun_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ if (hcint.b.datatglerr) { -+ retval |= handle_hc_datatglerr_intr(dwc_otg_hcd, hc, hc_regs, qtd); -+ } -+ -+ return retval; -+} -+ -+#endif /* DWC_DEVICE_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_hcd_queue.c -@@ -0,0 +1,716 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_hcd_queue.c $ -+ * $Revision: #33 $ -+ * $Date: 2008/07/15 $ -+ * $Change: 1064918 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_DEVICE_ONLY -+ -+/** -+ * @file -+ * -+ * This file contains the functions to manage Queue Heads and Queue -+ * Transfer Descriptors. -+ */ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/init.h> -+#include <linux/device.h> -+#include <linux/errno.h> -+#include <linux/list.h> -+#include <linux/interrupt.h> -+#include <linux/string.h> -+#include <linux/version.h> -+ -+#include <mach/lm.h> -+#include <mach/irqs.h> -+ -+#include "dwc_otg_driver.h" -+#include "dwc_otg_hcd.h" -+#include "dwc_otg_regs.h" -+ -+/** -+ * This function allocates and initializes a QH. -+ * -+ * @param hcd The HCD state structure for the DWC OTG controller. -+ * @param[in] urb Holds the information about the device/endpoint that we need -+ * to initialize the QH. -+ * -+ * @return Returns pointer to the newly allocated QH, or NULL on error. */ -+dwc_otg_qh_t *dwc_otg_hcd_qh_create (dwc_otg_hcd_t *hcd, struct urb *urb) -+{ -+ dwc_otg_qh_t *qh; -+ -+ /* Allocate memory */ -+ /** @todo add memflags argument */ -+ qh = dwc_otg_hcd_qh_alloc (); -+ if (qh == NULL) { -+ return NULL; -+ } -+ -+ dwc_otg_hcd_qh_init (hcd, qh, urb); -+ return qh; -+} -+ -+/** Free each QTD in the QH's QTD-list then free the QH. QH should already be -+ * removed from a list. QTD list should already be empty if called from URB -+ * Dequeue. -+ * -+ * @param[in] hcd HCD instance. -+ * @param[in] qh The QH to free. -+ */ -+void dwc_otg_hcd_qh_free (dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ dwc_otg_qtd_t *qtd; -+ struct list_head *pos; -+ //unsigned long flags; -+ -+ /* Free each QTD in the QTD list */ -+ -+#if CONFIG_SMP -+ //the spinlock is locked before this function get called, -+ //but in case the lock is needed, the check function is preserved -+ -+ //but in non-SMP mode, all spinlock is lockable. -+ //don't do the test in non-SMP mode -+ -+ if(spin_trylock(&hcd->lock)) { -+ printk("%s: It is not supposed to be lockable!!\n",__func__); -+ BUG(); -+ } -+#endif -+// SPIN_LOCK_IRQSAVE(&hcd->lock, flags) -+ for (pos = qh->qtd_list.next; -+ pos != &qh->qtd_list; -+ pos = qh->qtd_list.next) -+ { -+ list_del (pos); -+ qtd = dwc_list_to_qtd (pos); -+ dwc_otg_hcd_qtd_free (qtd); -+ } -+// SPIN_UNLOCK_IRQRESTORE(&hcd->lock, flags) -+ -+ kfree (qh); -+ return; -+} -+ -+/** Initializes a QH structure. -+ * -+ * @param[in] hcd The HCD state structure for the DWC OTG controller. -+ * @param[in] qh The QH to init. -+ * @param[in] urb Holds the information about the device/endpoint that we need -+ * to initialize the QH. */ -+#define SCHEDULE_SLOP 10 -+void dwc_otg_hcd_qh_init(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh, struct urb *urb) -+{ -+ char *speed, *type; -+ memset (qh, 0, sizeof (dwc_otg_qh_t)); -+ -+ /* Initialize QH */ -+ switch (usb_pipetype(urb->pipe)) { -+ case PIPE_CONTROL: -+ qh->ep_type = USB_ENDPOINT_XFER_CONTROL; -+ break; -+ case PIPE_BULK: -+ qh->ep_type = USB_ENDPOINT_XFER_BULK; -+ break; -+ case PIPE_ISOCHRONOUS: -+ qh->ep_type = USB_ENDPOINT_XFER_ISOC; -+ break; -+ case PIPE_INTERRUPT: -+ qh->ep_type = USB_ENDPOINT_XFER_INT; -+ break; -+ } -+ -+ qh->ep_is_in = usb_pipein(urb->pipe) ? 1 : 0; -+ -+ qh->data_toggle = DWC_OTG_HC_PID_DATA0; -+ qh->maxp = usb_maxpacket(urb->dev, urb->pipe, !(usb_pipein(urb->pipe))); -+ INIT_LIST_HEAD(&qh->qtd_list); -+ INIT_LIST_HEAD(&qh->qh_list_entry); -+ qh->channel = NULL; -+ -+ /* FS/LS Enpoint on HS Hub -+ * NOT virtual root hub */ -+ qh->do_split = 0; -+ if (((urb->dev->speed == USB_SPEED_LOW) || -+ (urb->dev->speed == USB_SPEED_FULL)) && -+ (urb->dev->tt) && (urb->dev->tt->hub) && (urb->dev->tt->hub->devnum != 1)) -+ { -+ DWC_DEBUGPL(DBG_HCD, "QH init: EP %d: TT found at hub addr %d, for port %d\n", -+ usb_pipeendpoint(urb->pipe), urb->dev->tt->hub->devnum, -+ urb->dev->ttport); -+ qh->do_split = 1; -+ } -+ -+ if (qh->ep_type == USB_ENDPOINT_XFER_INT || -+ qh->ep_type == USB_ENDPOINT_XFER_ISOC) { -+ /* Compute scheduling parameters once and save them. */ -+ hprt0_data_t hprt; -+ -+ /** @todo Account for split transfers in the bus time. */ -+ int bytecount = dwc_hb_mult(qh->maxp) * dwc_max_packet(qh->maxp); -+ qh->usecs = usb_calc_bus_time(urb->dev->speed, -+ usb_pipein(urb->pipe), -+ (qh->ep_type == USB_ENDPOINT_XFER_ISOC), -+ bytecount); -+ -+ /* Start in a slightly future (micro)frame. */ -+ qh->sched_frame = dwc_frame_num_inc(hcd->frame_number, -+ SCHEDULE_SLOP); -+ qh->interval = urb->interval; -+#if 0 -+ /* Increase interrupt polling rate for debugging. */ -+ if (qh->ep_type == USB_ENDPOINT_XFER_INT) { -+ qh->interval = 8; -+ } -+#endif -+ hprt.d32 = dwc_read_reg32(hcd->core_if->host_if->hprt0); -+ if ((hprt.b.prtspd == DWC_HPRT0_PRTSPD_HIGH_SPEED) && -+ ((urb->dev->speed == USB_SPEED_LOW) || -+ (urb->dev->speed == USB_SPEED_FULL))) { -+ qh->interval *= 8; -+ qh->sched_frame |= 0x7; -+ qh->start_split_frame = qh->sched_frame; -+ } -+ -+ } -+ -+ DWC_DEBUGPL(DBG_HCD, "DWC OTG HCD QH Initialized\n"); -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - qh = %p\n", qh); -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - Device Address = %d\n", -+ urb->dev->devnum); -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - Endpoint %d, %s\n", -+ usb_pipeendpoint(urb->pipe), -+ usb_pipein(urb->pipe) == USB_DIR_IN ? "IN" : "OUT"); -+ -+ switch(urb->dev->speed) { -+ case USB_SPEED_LOW: -+ speed = "low"; -+ break; -+ case USB_SPEED_FULL: -+ speed = "full"; -+ break; -+ case USB_SPEED_HIGH: -+ speed = "high"; -+ break; -+ default: -+ speed = "?"; -+ break; -+ } -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - Speed = %s\n", speed); -+ -+ switch (qh->ep_type) { -+ case USB_ENDPOINT_XFER_ISOC: -+ type = "isochronous"; -+ break; -+ case USB_ENDPOINT_XFER_INT: -+ type = "interrupt"; -+ break; -+ case USB_ENDPOINT_XFER_CONTROL: -+ type = "control"; -+ break; -+ case USB_ENDPOINT_XFER_BULK: -+ type = "bulk"; -+ break; -+ default: -+ type = "?"; -+ break; -+ } -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - Type = %s\n",type); -+ -+#ifdef DEBUG -+ if (qh->ep_type == USB_ENDPOINT_XFER_INT) { -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - usecs = %d\n", -+ qh->usecs); -+ DWC_DEBUGPL(DBG_HCDV, "DWC OTG HCD QH - interval = %d\n", -+ qh->interval); -+ } -+#endif -+ -+ return; -+} -+ -+/** -+ * Checks that a channel is available for a periodic transfer. -+ * -+ * @return 0 if successful, negative error code otherise. -+ */ -+static int periodic_channel_available(dwc_otg_hcd_t *hcd) -+{ -+ /* -+ * Currently assuming that there is a dedicated host channnel for each -+ * periodic transaction plus at least one host channel for -+ * non-periodic transactions. -+ */ -+ int status; -+ int num_channels; -+ -+ num_channels = hcd->core_if->core_params->host_channels; -+ if ((hcd->periodic_channels + hcd->non_periodic_channels < num_channels) && -+ (hcd->periodic_channels < num_channels - 1)) { -+ status = 0; -+ } -+ else { -+ DWC_NOTICE("%s: Total channels: %d, Periodic: %d, Non-periodic: %d\n", -+ __func__, num_channels, hcd->periodic_channels, -+ hcd->non_periodic_channels); -+ status = -ENOSPC; -+ } -+ -+ return status; -+} -+ -+/** -+ * Checks that there is sufficient bandwidth for the specified QH in the -+ * periodic schedule. For simplicity, this calculation assumes that all the -+ * transfers in the periodic schedule may occur in the same (micro)frame. -+ * -+ * @param hcd The HCD state structure for the DWC OTG controller. -+ * @param qh QH containing periodic bandwidth required. -+ * -+ * @return 0 if successful, negative error code otherwise. -+ */ -+static int check_periodic_bandwidth(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ int status; -+ uint16_t max_claimed_usecs; -+ -+ status = 0; -+ -+ if (hcd->core_if->core_params->speed == DWC_SPEED_PARAM_HIGH) { -+ /* -+ * High speed mode. -+ * Max periodic usecs is 80% x 125 usec = 100 usec. -+ */ -+ max_claimed_usecs = 100 - qh->usecs; -+ } else { -+ /* -+ * Full speed mode. -+ * Max periodic usecs is 90% x 1000 usec = 900 usec. -+ */ -+ max_claimed_usecs = 900 - qh->usecs; -+ } -+ -+ if (hcd->periodic_usecs > max_claimed_usecs) { -+ DWC_NOTICE("%s: already claimed usecs %d, required usecs %d\n", -+ __func__, hcd->periodic_usecs, qh->usecs); -+ status = -ENOSPC; -+ } -+ -+ return status; -+} -+ -+/** -+ * Checks that the max transfer size allowed in a host channel is large enough -+ * to handle the maximum data transfer in a single (micro)frame for a periodic -+ * transfer. -+ * -+ * @param hcd The HCD state structure for the DWC OTG controller. -+ * @param qh QH for a periodic endpoint. -+ * -+ * @return 0 if successful, negative error code otherwise. -+ */ -+static int check_max_xfer_size(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ int status; -+ uint32_t max_xfer_size; -+ uint32_t max_channel_xfer_size; -+ -+ status = 0; -+ -+ max_xfer_size = dwc_max_packet(qh->maxp) * dwc_hb_mult(qh->maxp); -+ max_channel_xfer_size = hcd->core_if->core_params->max_transfer_size; -+ -+ if (max_xfer_size > max_channel_xfer_size) { -+ DWC_NOTICE("%s: Periodic xfer length %d > " -+ "max xfer length for channel %d\n", -+ __func__, max_xfer_size, max_channel_xfer_size); -+ status = -ENOSPC; -+ } -+ -+ return status; -+} -+ -+/** -+ * Schedules an interrupt or isochronous transfer in the periodic schedule. -+ * -+ * @param hcd The HCD state structure for the DWC OTG controller. -+ * @param qh QH for the periodic transfer. The QH should already contain the -+ * scheduling information. -+ * -+ * @return 0 if successful, negative error code otherwise. -+ */ -+static int schedule_periodic(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ int status = 0; -+ -+ status = periodic_channel_available(hcd); -+ if (status) { -+ DWC_NOTICE("%s: No host channel available for periodic " -+ "transfer.\n", __func__); -+ return status; -+ } -+ -+ status = check_periodic_bandwidth(hcd, qh); -+ if (status) { -+ DWC_NOTICE("%s: Insufficient periodic bandwidth for " -+ "periodic transfer.\n", __func__); -+ return status; -+ } -+ -+ status = check_max_xfer_size(hcd, qh); -+ if (status) { -+ DWC_NOTICE("%s: Channel max transfer size too small " -+ "for periodic transfer.\n", __func__); -+ return status; -+ } -+ -+ /* Always start in the inactive schedule. */ -+ list_add_tail(&qh->qh_list_entry, &hcd->periodic_sched_inactive); -+ -+ /* Reserve the periodic channel. */ -+ hcd->periodic_channels++; -+ -+ /* Update claimed usecs per (micro)frame. */ -+ hcd->periodic_usecs += qh->usecs; -+ -+ /* Update average periodic bandwidth claimed and # periodic reqs for usbfs. */ -+ hcd_to_bus(dwc_otg_hcd_to_hcd(hcd))->bandwidth_allocated += qh->usecs / qh->interval; -+ if (qh->ep_type == USB_ENDPOINT_XFER_INT) { -+ hcd_to_bus(dwc_otg_hcd_to_hcd(hcd))->bandwidth_int_reqs++; -+ DWC_DEBUGPL(DBG_HCD, "Scheduled intr: qh %p, usecs %d, period %d\n", -+ qh, qh->usecs, qh->interval); -+ } else { -+ hcd_to_bus(dwc_otg_hcd_to_hcd(hcd))->bandwidth_isoc_reqs++; -+ DWC_DEBUGPL(DBG_HCD, "Scheduled isoc: qh %p, usecs %d, period %d\n", -+ qh, qh->usecs, qh->interval); -+ } -+ -+ return status; -+} -+ -+/** -+ * This function adds a QH to either the non periodic or periodic schedule if -+ * it is not already in the schedule. If the QH is already in the schedule, no -+ * action is taken. -+ * -+ * @return 0 if successful, negative error code otherwise. -+ */ -+int dwc_otg_hcd_qh_add (dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ //unsigned long flags; -+ int status = 0; -+ -+#if CONFIG_SMP -+ //the spinlock is locked before this function get called, -+ //but in case the lock is needed, the check function is preserved -+ -+ //but in non-SMP mode, all spinlock is lockable. -+ //don't do the test in non-SMP mode -+ -+ if(spin_trylock(&hcd->lock)) { -+ printk("%s: It is not supposed to be lockable!!\n",__func__); -+ BUG(); -+ } -+#endif -+// SPIN_LOCK_IRQSAVE(&hcd->lock, flags) -+ -+ if (!list_empty(&qh->qh_list_entry)) { -+ /* QH already in a schedule. */ -+ goto done; -+ } -+ -+ /* Add the new QH to the appropriate schedule */ -+ if (dwc_qh_is_non_per(qh)) { -+ /* Always start in the inactive schedule. */ -+ list_add_tail(&qh->qh_list_entry, &hcd->non_periodic_sched_inactive); -+ } else { -+ status = schedule_periodic(hcd, qh); -+ } -+ -+ done: -+// SPIN_UNLOCK_IRQRESTORE(&hcd->lock, flags) -+ -+ return status; -+} -+ -+/** -+ * Removes an interrupt or isochronous transfer from the periodic schedule. -+ * -+ * @param hcd The HCD state structure for the DWC OTG controller. -+ * @param qh QH for the periodic transfer. -+ */ -+static void deschedule_periodic(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ list_del_init(&qh->qh_list_entry); -+ -+ /* Release the periodic channel reservation. */ -+ hcd->periodic_channels--; -+ -+ /* Update claimed usecs per (micro)frame. */ -+ hcd->periodic_usecs -= qh->usecs; -+ -+ /* Update average periodic bandwidth claimed and # periodic reqs for usbfs. */ -+ hcd_to_bus(dwc_otg_hcd_to_hcd(hcd))->bandwidth_allocated -= qh->usecs / qh->interval; -+ -+ if (qh->ep_type == USB_ENDPOINT_XFER_INT) { -+ hcd_to_bus(dwc_otg_hcd_to_hcd(hcd))->bandwidth_int_reqs--; -+ DWC_DEBUGPL(DBG_HCD, "Descheduled intr: qh %p, usecs %d, period %d\n", -+ qh, qh->usecs, qh->interval); -+ } else { -+ hcd_to_bus(dwc_otg_hcd_to_hcd(hcd))->bandwidth_isoc_reqs--; -+ DWC_DEBUGPL(DBG_HCD, "Descheduled isoc: qh %p, usecs %d, period %d\n", -+ qh, qh->usecs, qh->interval); -+ } -+} -+ -+/** -+ * Removes a QH from either the non-periodic or periodic schedule. Memory is -+ * not freed. -+ * -+ * @param[in] hcd The HCD state structure. -+ * @param[in] qh QH to remove from schedule. */ -+void dwc_otg_hcd_qh_remove (dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh) -+{ -+ //unsigned long flags; -+ -+#if CONFIG_SMP -+ //the spinlock is locked before this function get called, -+ //but in case the lock is needed, the check function is preserved -+ -+ //but in non-SMP mode, all spinlock is lockable. -+ //don't do the test in non-SMP mode -+ -+ if(spin_trylock(&hcd->lock)) { -+ printk("%s: It is not supposed to be lockable!!\n",__func__); -+ BUG(); -+ } -+#endif -+// SPIN_LOCK_IRQSAVE(&hcd->lock, flags); -+ -+ if (list_empty(&qh->qh_list_entry)) { -+ /* QH is not in a schedule. */ -+ goto done; -+ } -+ -+ if (dwc_qh_is_non_per(qh)) { -+ if (hcd->non_periodic_qh_ptr == &qh->qh_list_entry) { -+ hcd->non_periodic_qh_ptr = hcd->non_periodic_qh_ptr->next; -+ } -+ list_del_init(&qh->qh_list_entry); -+ } else { -+ deschedule_periodic(hcd, qh); -+ } -+ -+ done: -+// SPIN_UNLOCK_IRQRESTORE(&hcd->lock, flags); -+ return; -+} -+ -+/** -+ * Deactivates a QH. For non-periodic QHs, removes the QH from the active -+ * non-periodic schedule. The QH is added to the inactive non-periodic -+ * schedule if any QTDs are still attached to the QH. -+ * -+ * For periodic QHs, the QH is removed from the periodic queued schedule. If -+ * there are any QTDs still attached to the QH, the QH is added to either the -+ * periodic inactive schedule or the periodic ready schedule and its next -+ * scheduled frame is calculated. The QH is placed in the ready schedule if -+ * the scheduled frame has been reached already. Otherwise it's placed in the -+ * inactive schedule. If there are no QTDs attached to the QH, the QH is -+ * completely removed from the periodic schedule. -+ */ -+void dwc_otg_hcd_qh_deactivate(dwc_otg_hcd_t *hcd, dwc_otg_qh_t *qh, int sched_next_periodic_split) -+{ -+ unsigned long flags; -+ SPIN_LOCK_IRQSAVE(&hcd->lock, flags); -+ -+ if (dwc_qh_is_non_per(qh)) { -+ dwc_otg_hcd_qh_remove(hcd, qh); -+ if (!list_empty(&qh->qtd_list)) { -+ /* Add back to inactive non-periodic schedule. */ -+ dwc_otg_hcd_qh_add(hcd, qh); -+ } -+ } else { -+ uint16_t frame_number = dwc_otg_hcd_get_frame_number(dwc_otg_hcd_to_hcd(hcd)); -+ -+ if (qh->do_split) { -+ /* Schedule the next continuing periodic split transfer */ -+ if (sched_next_periodic_split) { -+ -+ qh->sched_frame = frame_number; -+ if (dwc_frame_num_le(frame_number, -+ dwc_frame_num_inc(qh->start_split_frame, 1))) { -+ /* -+ * Allow one frame to elapse after start -+ * split microframe before scheduling -+ * complete split, but DONT if we are -+ * doing the next start split in the -+ * same frame for an ISOC out. -+ */ -+ if ((qh->ep_type != USB_ENDPOINT_XFER_ISOC) || (qh->ep_is_in != 0)) { -+ qh->sched_frame = dwc_frame_num_inc(qh->sched_frame, 1); -+ } -+ } -+ } else { -+ qh->sched_frame = dwc_frame_num_inc(qh->start_split_frame, -+ qh->interval); -+ if (dwc_frame_num_le(qh->sched_frame, frame_number)) { -+ qh->sched_frame = frame_number; -+ } -+ qh->sched_frame |= 0x7; -+ qh->start_split_frame = qh->sched_frame; -+ } -+ } else { -+ qh->sched_frame = dwc_frame_num_inc(qh->sched_frame, qh->interval); -+ if (dwc_frame_num_le(qh->sched_frame, frame_number)) { -+ qh->sched_frame = frame_number; -+ } -+ } -+ -+ if (list_empty(&qh->qtd_list)) { -+ dwc_otg_hcd_qh_remove(hcd, qh); -+ } else { -+ /* -+ * Remove from periodic_sched_queued and move to -+ * appropriate queue. -+ */ -+ if (qh->sched_frame == frame_number) { -+ list_move(&qh->qh_list_entry, -+ &hcd->periodic_sched_ready); -+ } else { -+ list_move(&qh->qh_list_entry, -+ &hcd->periodic_sched_inactive); -+ } -+ } -+ } -+ -+ SPIN_UNLOCK_IRQRESTORE(&hcd->lock, flags); -+} -+ -+/** -+ * This function allocates and initializes a QTD. -+ * -+ * @param[in] urb The URB to create a QTD from. Each URB-QTD pair will end up -+ * pointing to each other so each pair should have a unique correlation. -+ * -+ * @return Returns pointer to the newly allocated QTD, or NULL on error. */ -+dwc_otg_qtd_t *dwc_otg_hcd_qtd_create (struct urb *urb) -+{ -+ dwc_otg_qtd_t *qtd; -+ -+ qtd = dwc_otg_hcd_qtd_alloc (); -+ if (qtd == NULL) { -+ return NULL; -+ } -+ -+ dwc_otg_hcd_qtd_init (qtd, urb); -+ return qtd; -+} -+ -+/** -+ * Initializes a QTD structure. -+ * -+ * @param[in] qtd The QTD to initialize. -+ * @param[in] urb The URB to use for initialization. */ -+void dwc_otg_hcd_qtd_init (dwc_otg_qtd_t *qtd, struct urb *urb) -+{ -+ memset (qtd, 0, sizeof (dwc_otg_qtd_t)); -+ qtd->urb = urb; -+ if (usb_pipecontrol(urb->pipe)) { -+ /* -+ * The only time the QTD data toggle is used is on the data -+ * phase of control transfers. This phase always starts with -+ * DATA1. -+ */ -+ qtd->data_toggle = DWC_OTG_HC_PID_DATA1; -+ qtd->control_phase = DWC_OTG_CONTROL_SETUP; -+ } -+ -+ /* start split */ -+ qtd->complete_split = 0; -+ qtd->isoc_split_pos = DWC_HCSPLIT_XACTPOS_ALL; -+ qtd->isoc_split_offset = 0; -+ -+ /* Store the qtd ptr in the urb to reference what QTD. */ -+ urb->hcpriv = qtd; -+ return; -+} -+ -+/** -+ * This function adds a QTD to the QTD-list of a QH. It will find the correct -+ * QH to place the QTD into. If it does not find a QH, then it will create a -+ * new QH. If the QH to which the QTD is added is not currently scheduled, it -+ * is placed into the proper schedule based on its EP type. -+ * -+ * @param[in] qtd The QTD to add -+ * @param[in] dwc_otg_hcd The DWC HCD structure -+ * -+ * @return 0 if successful, negative error code otherwise. -+ */ -+int dwc_otg_hcd_qtd_add (dwc_otg_qtd_t *qtd, -+ dwc_otg_hcd_t *dwc_otg_hcd) -+{ -+ struct usb_host_endpoint *ep; -+ dwc_otg_qh_t *qh; -+ unsigned long flags; -+ int retval = 0; -+ -+ struct urb *urb = qtd->urb; -+ -+ SPIN_LOCK_IRQSAVE(&dwc_otg_hcd->lock, flags); -+ -+ /* -+ * Get the QH which holds the QTD-list to insert to. Create QH if it -+ * doesn't exist. -+ */ -+ ep = dwc_urb_to_endpoint(urb); -+ qh = (dwc_otg_qh_t *)ep->hcpriv; -+ if (qh == NULL) { -+ qh = dwc_otg_hcd_qh_create (dwc_otg_hcd, urb); -+ if (qh == NULL) { -+ goto done; -+ } -+ ep->hcpriv = qh; -+ } -+ -+ retval = dwc_otg_hcd_qh_add(dwc_otg_hcd, qh); -+ if (retval == 0) { -+ list_add_tail(&qtd->qtd_list_entry, &qh->qtd_list); -+ } -+ -+ done: -+ SPIN_UNLOCK_IRQRESTORE(&dwc_otg_hcd->lock, flags); -+ -+ return retval; -+} -+ -+#endif /* DWC_DEVICE_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_pcd.c -@@ -0,0 +1,2542 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_pcd.c $ -+ * $Revision: #70 $ -+ * $Date: 2008/10/14 $ -+ * $Change: 1115682 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_HOST_ONLY -+ -+/** @file -+ * This file implements the Peripheral Controller Driver. -+ * -+ * The Peripheral Controller Driver (PCD) is responsible for -+ * translating requests from the Function Driver into the appropriate -+ * actions on the DWC_otg controller. It isolates the Function Driver -+ * from the specifics of the controller by providing an API to the -+ * Function Driver. -+ * -+ * The Peripheral Controller Driver for Linux will implement the -+ * Gadget API, so that the existing Gadget drivers can be used. -+ * (Gadget Driver is the Linux terminology for a Function Driver.) -+ * -+ * The Linux Gadget API is defined in the header file -+ * <code><linux/usb_gadget.h></code>. The USB EP operations API is -+ * defined in the structure <code>usb_ep_ops</code> and the USB -+ * Controller API is defined in the structure -+ * <code>usb_gadget_ops</code>. -+ * -+ * An important function of the PCD is managing interrupts generated -+ * by the DWC_otg controller. The implementation of the DWC_otg device -+ * mode interrupt service routines is in dwc_otg_pcd_intr.c. -+ * -+ * @todo Add Device Mode test modes (Test J mode, Test K mode, etc). -+ * @todo Does it work when the request size is greater than DEPTSIZ -+ * transfer size -+ * -+ */ -+ -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/init.h> -+#include <linux/device.h> -+#include <linux/errno.h> -+#include <linux/list.h> -+#include <linux/interrupt.h> -+#include <linux/string.h> -+#include <linux/dma-mapping.h> -+#include <linux/version.h> -+ -+//#include <asm/arch/lm.h> -+#include <mach/lm.h> -+#include <mach/irqs.h> -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21) -+# include <linux/usb/ch9.h> -+#else -+# include <linux/usb_ch9.h> -+#endif -+ -+//#include <linux/usb_gadget.h> -+ -+ -+ -+#include "dwc_otg_driver.h" -+#include "dwc_otg_pcd.h" -+ -+ -+ -+/** -+ * Static PCD pointer for use in usb_gadget_register_driver and -+ * usb_gadget_unregister_driver. Initialized in dwc_otg_pcd_init. -+ */ -+static dwc_otg_pcd_t *s_pcd = 0; -+ -+ -+/* Display the contents of the buffer */ -+extern void dump_msg(const u8 *buf, unsigned int length); -+ -+ -+/** -+ * This function completes a request. It call's the request call back. -+ */ -+void dwc_otg_request_done(dwc_otg_pcd_ep_t *ep, dwc_otg_pcd_request_t *req, -+ int status) -+{ -+ unsigned stopped = ep->stopped; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s(%p)\n", __func__, ep); -+ list_del_init(&req->queue); -+ -+ if (req->req.status == -EINPROGRESS) { -+ req->req.status = status; -+ } else { -+ status = req->req.status; -+ } -+ -+ /* don't modify queue heads during completion callback */ -+ ep->stopped = 1; -+ SPIN_UNLOCK(&ep->pcd->lock); -+ req->req.complete(&ep->ep, &req->req); -+ SPIN_LOCK(&ep->pcd->lock); -+ -+ if (ep->pcd->request_pending > 0) { -+ --ep->pcd->request_pending; -+ } -+ -+ ep->stopped = stopped; -+} -+ -+/** -+ * This function terminates all the requsts in the EP request queue. -+ */ -+void dwc_otg_request_nuke(dwc_otg_pcd_ep_t *ep) -+{ -+ dwc_otg_pcd_request_t *req; -+ -+ ep->stopped = 1; -+ -+ /* called with irqs blocked?? */ -+ while (!list_empty(&ep->queue)) { -+ req = list_entry(ep->queue.next, dwc_otg_pcd_request_t, -+ queue); -+ dwc_otg_request_done(ep, req, -ESHUTDOWN); -+ } -+} -+ -+/* USB Endpoint Operations */ -+/* -+ * The following sections briefly describe the behavior of the Gadget -+ * API endpoint operations implemented in the DWC_otg driver -+ * software. Detailed descriptions of the generic behavior of each of -+ * these functions can be found in the Linux header file -+ * include/linux/usb_gadget.h. -+ * -+ * The Gadget API provides wrapper functions for each of the function -+ * pointers defined in usb_ep_ops. The Gadget Driver calls the wrapper -+ * function, which then calls the underlying PCD function. The -+ * following sections are named according to the wrapper -+ * functions. Within each section, the corresponding DWC_otg PCD -+ * function name is specified. -+ * -+ */ -+ -+/** -+ * This function assigns periodic Tx FIFO to an periodic EP -+ * in shared Tx FIFO mode -+ */ -+static uint32_t assign_perio_tx_fifo(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t PerTxMsk = 1; -+ int i; -+ for(i = 0; i < core_if->hwcfg4.b.num_dev_perio_in_ep; ++i) -+ { -+ if((PerTxMsk & core_if->p_tx_msk) == 0) { -+ core_if->p_tx_msk |= PerTxMsk; -+ return i + 1; -+ } -+ PerTxMsk <<= 1; -+ } -+ return 0; -+} -+/** -+ * This function releases periodic Tx FIFO -+ * in shared Tx FIFO mode -+ */ -+static void release_perio_tx_fifo(dwc_otg_core_if_t *core_if, uint32_t fifo_num) -+{ -+ core_if->p_tx_msk = (core_if->p_tx_msk & (1 << (fifo_num - 1))) ^ core_if->p_tx_msk; -+} -+/** -+ * This function assigns periodic Tx FIFO to an periodic EP -+ * in shared Tx FIFO mode -+ */ -+static uint32_t assign_tx_fifo(dwc_otg_core_if_t *core_if) -+{ -+ uint32_t TxMsk = 1; -+ int i; -+ -+ for(i = 0; i < core_if->hwcfg4.b.num_in_eps; ++i) -+ { -+ if((TxMsk & core_if->tx_msk) == 0) { -+ core_if->tx_msk |= TxMsk; -+ return i + 1; -+ } -+ TxMsk <<= 1; -+ } -+ return 0; -+} -+/** -+ * This function releases periodic Tx FIFO -+ * in shared Tx FIFO mode -+ */ -+static void release_tx_fifo(dwc_otg_core_if_t *core_if, uint32_t fifo_num) -+{ -+ core_if->tx_msk = (core_if->tx_msk & (1 << (fifo_num - 1))) ^ core_if->tx_msk; -+} -+ -+/** -+ * This function is called by the Gadget Driver for each EP to be -+ * configured for the current configuration (SET_CONFIGURATION). -+ * -+ * This function initializes the dwc_otg_ep_t data structure, and then -+ * calls dwc_otg_ep_activate. -+ */ -+static int dwc_otg_pcd_ep_enable(struct usb_ep *usb_ep, -+ const struct usb_endpoint_descriptor *ep_desc) -+{ -+ dwc_otg_pcd_ep_t *ep = 0; -+ dwc_otg_pcd_t *pcd = 0; -+ unsigned long flags; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%p)\n", __func__, usb_ep, ep_desc); -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ if (!usb_ep || !ep_desc || ep->desc || -+ ep_desc->bDescriptorType != USB_DT_ENDPOINT) { -+ DWC_WARN("%s, bad ep or descriptor\n", __func__); -+ return -EINVAL; -+ } -+ if (ep == &ep->pcd->ep0) { -+ DWC_WARN("%s, bad ep(0)\n", __func__); -+ return -EINVAL; -+ } -+ -+ /* Check FIFO size? */ -+ if (!ep_desc->wMaxPacketSize) { -+ DWC_WARN("%s, bad %s maxpacket\n", __func__, usb_ep->name); -+ return -ERANGE; -+ } -+ -+ pcd = ep->pcd; -+ if (!pcd->driver || pcd->gadget.speed == USB_SPEED_UNKNOWN) { -+ DWC_WARN("%s, bogus device state\n", __func__); -+ return -ESHUTDOWN; -+ } -+ -+ SPIN_LOCK_IRQSAVE(&pcd->lock, flags); -+ -+ ep->desc = ep_desc; -+ ep->ep.maxpacket = le16_to_cpu (ep_desc->wMaxPacketSize); -+ -+ /* -+ * Activate the EP -+ */ -+ ep->stopped = 0; -+ -+ ep->dwc_ep.is_in = (USB_DIR_IN & ep_desc->bEndpointAddress) != 0; -+ ep->dwc_ep.maxpacket = ep->ep.maxpacket; -+ -+ ep->dwc_ep.type = ep_desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK; -+ -+ if(ep->dwc_ep.is_in) { -+ if(!pcd->otg_dev->core_if->en_multiple_tx_fifo) { -+ ep->dwc_ep.tx_fifo_num = 0; -+ -+ if (ep->dwc_ep.type == USB_ENDPOINT_XFER_ISOC) { -+ /* -+ * if ISOC EP then assign a Periodic Tx FIFO. -+ */ -+ ep->dwc_ep.tx_fifo_num = assign_perio_tx_fifo(pcd->otg_dev->core_if); -+ } -+ } else { -+ /* -+ * if Dedicated FIFOs mode is on then assign a Tx FIFO. -+ */ -+ ep->dwc_ep.tx_fifo_num = assign_tx_fifo(pcd->otg_dev->core_if); -+ -+ } -+ } -+ /* Set initial data PID. */ -+ if (ep->dwc_ep.type == USB_ENDPOINT_XFER_BULK) { -+ ep->dwc_ep.data_pid_start = 0; -+ } -+ -+ DWC_DEBUGPL(DBG_PCD, "Activate %s-%s: type=%d, mps=%d desc=%p\n", -+ ep->ep.name, (ep->dwc_ep.is_in ?"IN":"OUT"), -+ ep->dwc_ep.type, ep->dwc_ep.maxpacket, ep->desc); -+ -+ if(ep->dwc_ep.type != USB_ENDPOINT_XFER_ISOC) { -+ ep->dwc_ep.desc_addr = dwc_otg_ep_alloc_desc_chain(&ep->dwc_ep.dma_desc_addr, MAX_DMA_DESC_CNT); -+ } -+ -+ dwc_otg_ep_activate(GET_CORE_IF(pcd), &ep->dwc_ep); -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ -+ return 0; -+} -+ -+/** -+ * This function is called when an EP is disabled due to disconnect or -+ * change in configuration. Any pending requests will terminate with a -+ * status of -ESHUTDOWN. -+ * -+ * This function modifies the dwc_otg_ep_t data structure for this EP, -+ * and then calls dwc_otg_ep_deactivate. -+ */ -+static int dwc_otg_pcd_ep_disable(struct usb_ep *usb_ep) -+{ -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd = 0; -+ unsigned long flags; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p)\n", __func__, usb_ep); -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ if (!usb_ep || !ep->desc) { -+ DWC_DEBUGPL(DBG_PCD, "%s, %s not enabled\n", __func__, -+ usb_ep ? ep->ep.name : NULL); -+ return -EINVAL; -+ } -+ -+ SPIN_LOCK_IRQSAVE(&ep->pcd->lock, flags); -+ -+ dwc_otg_request_nuke(ep); -+ -+ dwc_otg_ep_deactivate(GET_CORE_IF(ep->pcd), &ep->dwc_ep); -+ ep->desc = 0; -+ ep->stopped = 1; -+ -+ if(ep->dwc_ep.is_in) { -+ dwc_otg_flush_tx_fifo(GET_CORE_IF(ep->pcd), ep->dwc_ep.tx_fifo_num); -+ release_perio_tx_fifo(GET_CORE_IF(ep->pcd), ep->dwc_ep.tx_fifo_num); -+ release_tx_fifo(GET_CORE_IF(ep->pcd), ep->dwc_ep.tx_fifo_num); -+ } -+ -+ /* Free DMA Descriptors */ -+ pcd = ep->pcd; -+ -+ SPIN_UNLOCK_IRQRESTORE(&ep->pcd->lock, flags); -+ -+ if(ep->dwc_ep.type != USB_ENDPOINT_XFER_ISOC && ep->dwc_ep.desc_addr) { -+ dwc_otg_ep_free_desc_chain(ep->dwc_ep.desc_addr, ep->dwc_ep.dma_desc_addr, MAX_DMA_DESC_CNT); -+ } -+ -+ DWC_DEBUGPL(DBG_PCD, "%s disabled\n", usb_ep->name); -+ return 0; -+} -+ -+ -+/** -+ * This function allocates a request object to use with the specified -+ * endpoint. -+ * -+ * @param ep The endpoint to be used with with the request -+ * @param gfp_flags the GFP_* flags to use. -+ */ -+static struct usb_request *dwc_otg_pcd_alloc_request(struct usb_ep *ep, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int gfp_flags -+#else -+ gfp_t gfp_flags -+#endif -+ ) -+{ -+ dwc_otg_pcd_request_t *req; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%d)\n", __func__, ep, gfp_flags); -+ if (0 == ep) { -+ DWC_WARN("%s() %s\n", __func__, "Invalid EP!\n"); -+ return 0; -+ } -+ req = kmalloc(sizeof(dwc_otg_pcd_request_t), gfp_flags); -+ if (0 == req) { -+ DWC_WARN("%s() %s\n", __func__, -+ "request allocation failed!\n"); -+ return 0; -+ } -+ memset(req, 0, sizeof(dwc_otg_pcd_request_t)); -+ req->req.dma = DMA_ADDR_INVALID; -+ INIT_LIST_HEAD(&req->queue); -+ return &req->req; -+} -+ -+/** -+ * This function frees a request object. -+ * -+ * @param ep The endpoint associated with the request -+ * @param req The request being freed -+ */ -+static void dwc_otg_pcd_free_request(struct usb_ep *ep, -+ struct usb_request *req) -+{ -+ dwc_otg_pcd_request_t *request; -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%p)\n", __func__, ep, req); -+ -+ if (0 == ep || 0 == req) { -+ DWC_WARN("%s() %s\n", __func__, -+ "Invalid ep or req argument!\n"); -+ return; -+ } -+ -+ request = container_of(req, dwc_otg_pcd_request_t, req); -+ kfree(request); -+} -+ -+#if 0 -+/** -+ * This function allocates an I/O buffer to be used for a transfer -+ * to/from the specified endpoint. -+ * -+ * @param usb_ep The endpoint to be used with with the request -+ * @param bytes The desired number of bytes for the buffer -+ * @param dma Pointer to the buffer's DMA address; must be valid -+ * @param gfp_flags the GFP_* flags to use. -+ * @return address of a new buffer or null is buffer could not be allocated. -+ */ -+static void *dwc_otg_pcd_alloc_buffer(struct usb_ep *usb_ep, unsigned bytes, -+ dma_addr_t *dma, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int gfp_flags -+#else -+ gfp_t gfp_flags -+#endif -+ ) -+{ -+ void *buf; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd = 0; -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ pcd = ep->pcd; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%d,%p,%0x)\n", __func__, usb_ep, bytes, -+ dma, gfp_flags); -+ -+ /* Check dword alignment */ -+ if ((bytes & 0x3UL) != 0) { -+ DWC_WARN("%s() Buffer size is not a multiple of" -+ "DWORD size (%d)",__func__, bytes); -+ } -+ -+ if (GET_CORE_IF(pcd)->dma_enable) { -+ buf = dma_alloc_coherent (NULL, bytes, dma, gfp_flags); -+ } -+ else { -+ buf = kmalloc(bytes, gfp_flags); -+ } -+ -+ /* Check dword alignment */ -+ if (((int)buf & 0x3UL) != 0) { -+ DWC_WARN("%s() Buffer is not DWORD aligned (%p)", -+ __func__, buf); -+ } -+ -+ return buf; -+} -+ -+/** -+ * This function frees an I/O buffer that was allocated by alloc_buffer. -+ * -+ * @param usb_ep the endpoint associated with the buffer -+ * @param buf address of the buffer -+ * @param dma The buffer's DMA address -+ * @param bytes The number of bytes of the buffer -+ */ -+static void dwc_otg_pcd_free_buffer(struct usb_ep *usb_ep, void *buf, -+ dma_addr_t dma, unsigned bytes) -+{ -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd = 0; -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ pcd = ep->pcd; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%p,%0x,%d)\n", __func__, ep, buf, dma, bytes); -+ -+ if (GET_CORE_IF(pcd)->dma_enable) { -+ dma_free_coherent (NULL, bytes, buf, dma); -+ } -+ else { -+ kfree(buf); -+ } -+} -+#endif -+ -+/** -+ * This function is used to submit an I/O Request to an EP. -+ * -+ * - When the request completes the request's completion callback -+ * is called to return the request to the driver. -+ * - An EP, except control EPs, may have multiple requests -+ * pending. -+ * - Once submitted the request cannot be examined or modified. -+ * - Each request is turned into one or more packets. -+ * - A BULK EP can queue any amount of data; the transfer is -+ * packetized. -+ * - Zero length Packets are specified with the request 'zero' -+ * flag. -+ */ -+static int dwc_otg_pcd_ep_queue(struct usb_ep *usb_ep, -+ struct usb_request *usb_req, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int gfp_flags -+#else -+ gfp_t gfp_flags -+#endif -+ ) -+{ -+ int prevented = 0; -+ dwc_otg_pcd_request_t *req; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd; -+ unsigned long flags = 0; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%p,%d)\n", -+ __func__, usb_ep, usb_req, gfp_flags); -+ -+ req = container_of(usb_req, dwc_otg_pcd_request_t, req); -+ if (!usb_req || !usb_req->complete || !usb_req->buf || -+ !list_empty(&req->queue)) { -+ DWC_WARN("%s, bad params\n", __func__); -+ return -EINVAL; -+ } -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ if (!usb_ep || (!ep->desc && ep->dwc_ep.num != 0)/* || ep->stopped != 0*/) { -+ DWC_WARN("%s, bad ep\n", __func__); -+ return -EINVAL; -+ } -+ -+ pcd = ep->pcd; -+ if (!pcd->driver || pcd->gadget.speed == USB_SPEED_UNKNOWN) { -+ DWC_DEBUGPL(DBG_PCDV, "gadget.speed=%d\n", pcd->gadget.speed); -+ DWC_WARN("%s, bogus device state\n", __func__); -+ return -ESHUTDOWN; -+ } -+ -+ -+ DWC_DEBUGPL(DBG_PCD, "%s queue req %p, len %d buf %p\n", -+ usb_ep->name, usb_req, usb_req->length, usb_req->buf); -+ -+ if (!GET_CORE_IF(pcd)->core_params->opt) { -+ if (ep->dwc_ep.num != 0) { -+ DWC_ERROR("%s queue req %p, len %d buf %p\n", -+ usb_ep->name, usb_req, usb_req->length, usb_req->buf); -+ } -+ } -+ -+ SPIN_LOCK_IRQSAVE(&ep->pcd->lock, flags); -+ -+#if defined(DEBUG) & defined(VERBOSE) -+ dump_msg(usb_req->buf, usb_req->length); -+#endif -+ -+ usb_req->status = -EINPROGRESS; -+ usb_req->actual = 0; -+ -+ /* -+ * For EP0 IN without premature status, zlp is required? -+ */ -+ if (ep->dwc_ep.num == 0 && ep->dwc_ep.is_in) { -+ DWC_DEBUGPL(DBG_PCDV, "%s-OUT ZLP\n", usb_ep->name); -+ //_req->zero = 1; -+ } -+ -+ /* Start the transfer */ -+ if (list_empty(&ep->queue) && !ep->stopped) { -+ /* EP0 Transfer? */ -+ if (ep->dwc_ep.num == 0) { -+ switch (pcd->ep0state) { -+ case EP0_IN_DATA_PHASE: -+ DWC_DEBUGPL(DBG_PCD, -+ "%s ep0: EP0_IN_DATA_PHASE\n", -+ __func__); -+ break; -+ -+ case EP0_OUT_DATA_PHASE: -+ DWC_DEBUGPL(DBG_PCD, -+ "%s ep0: EP0_OUT_DATA_PHASE\n", -+ __func__); -+ if (pcd->request_config) { -+ /* Complete STATUS PHASE */ -+ ep->dwc_ep.is_in = 1; -+ pcd->ep0state = EP0_IN_STATUS_PHASE; -+ } -+ break; -+ -+ case EP0_IN_STATUS_PHASE: -+ DWC_DEBUGPL(DBG_PCD, -+ "%s ep0: EP0_IN_STATUS_PHASE\n", -+ __func__); -+ break; -+ -+ default: -+ DWC_DEBUGPL(DBG_ANY, "ep0: odd state %d\n", -+ pcd->ep0state); -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ return -EL2HLT; -+ } -+ ep->dwc_ep.dma_addr = usb_req->dma; -+ ep->dwc_ep.start_xfer_buff = usb_req->buf; -+ ep->dwc_ep.xfer_buff = usb_req->buf; -+ ep->dwc_ep.xfer_len = usb_req->length; -+ ep->dwc_ep.xfer_count = 0; -+ ep->dwc_ep.sent_zlp = 0; -+ ep->dwc_ep.total_len = ep->dwc_ep.xfer_len; -+ -+ if(usb_req->zero) { -+ if((ep->dwc_ep.xfer_len % ep->dwc_ep.maxpacket == 0) -+ && (ep->dwc_ep.xfer_len != 0)) { -+ ep->dwc_ep.sent_zlp = 1; -+ } -+ -+ } -+ -+ ep_check_and_patch_dma_addr(ep); -+ dwc_otg_ep0_start_transfer(GET_CORE_IF(pcd), &ep->dwc_ep); -+ } -+ else { -+ -+ uint32_t max_transfer = GET_CORE_IF(ep->pcd)->core_params->max_transfer_size; -+ -+ /* Setup and start the Transfer */ -+ ep->dwc_ep.dma_addr = usb_req->dma; -+ ep->dwc_ep.start_xfer_buff = usb_req->buf; -+ ep->dwc_ep.xfer_buff = usb_req->buf; -+ ep->dwc_ep.sent_zlp = 0; -+ ep->dwc_ep.total_len = usb_req->length; -+ ep->dwc_ep.xfer_len = 0; -+ ep->dwc_ep.xfer_count = 0; -+ -+ if(max_transfer > MAX_TRANSFER_SIZE) { -+ ep->dwc_ep.maxxfer = max_transfer - (max_transfer % ep->dwc_ep.maxpacket); -+ } else { -+ ep->dwc_ep.maxxfer = max_transfer; -+ } -+ -+ if(usb_req->zero) { -+ if((ep->dwc_ep.total_len % ep->dwc_ep.maxpacket == 0) -+ && (ep->dwc_ep.total_len != 0)) { -+ ep->dwc_ep.sent_zlp = 1; -+ } -+ -+ } -+ -+ ep_check_and_patch_dma_addr(ep); -+ dwc_otg_ep_start_transfer(GET_CORE_IF(pcd), &ep->dwc_ep); -+ } -+ } -+ -+ if ((req != 0) || prevented) { -+ ++pcd->request_pending; -+ list_add_tail(&req->queue, &ep->queue); -+ if (ep->dwc_ep.is_in && ep->stopped && !(GET_CORE_IF(pcd)->dma_enable)) { -+ /** @todo NGS Create a function for this. */ -+ diepmsk_data_t diepmsk = { .d32 = 0}; -+ diepmsk.b.intktxfemp = 1; -+ if(&GET_CORE_IF(pcd)->multiproc_int_enable) { -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->dev_if->dev_global_regs->diepeachintmsk[ep->dwc_ep.num], -+ 0, diepmsk.d32); -+ } else { -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->dev_if->dev_global_regs->diepmsk, 0, diepmsk.d32); -+ } -+ } -+ } -+ -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ return 0; -+} -+ -+/** -+ * This function cancels an I/O request from an EP. -+ */ -+static int dwc_otg_pcd_ep_dequeue(struct usb_ep *usb_ep, -+ struct usb_request *usb_req) -+{ -+ dwc_otg_pcd_request_t *req; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd; -+ unsigned long flags; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p,%p)\n", __func__, usb_ep, usb_req); -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ if (!usb_ep || !usb_req || (!ep->desc && ep->dwc_ep.num != 0)) { -+ DWC_WARN("%s, bad argument\n", __func__); -+ return -EINVAL; -+ } -+ pcd = ep->pcd; -+ if (!pcd->driver || pcd->gadget.speed == USB_SPEED_UNKNOWN) { -+ DWC_WARN("%s, bogus device state\n", __func__); -+ return -ESHUTDOWN; -+ } -+ -+ SPIN_LOCK_IRQSAVE(&pcd->lock, flags); -+ DWC_DEBUGPL(DBG_PCDV, "%s %s %s %p\n", __func__, usb_ep->name, -+ ep->dwc_ep.is_in ? "IN" : "OUT", -+ usb_req); -+ -+ /* make sure it's actually queued on this endpoint */ -+ list_for_each_entry(req, &ep->queue, queue) -+ { -+ if (&req->req == usb_req) { -+ break; -+ } -+ } -+ -+ if (&req->req != usb_req) { -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ return -EINVAL; -+ } -+ -+ if (!list_empty(&req->queue)) { -+ dwc_otg_request_done(ep, req, -ECONNRESET); -+ } -+ else { -+ req = 0; -+ } -+ -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ -+ return req ? 0 : -EOPNOTSUPP; -+} -+ -+/** -+ * usb_ep_set_halt stalls an endpoint. -+ * -+ * usb_ep_clear_halt clears an endpoint halt and resets its data -+ * toggle. -+ * -+ * Both of these functions are implemented with the same underlying -+ * function. The behavior depends on the value argument. -+ * -+ * @param[in] usb_ep the Endpoint to halt or clear halt. -+ * @param[in] value -+ * - 0 means clear_halt. -+ * - 1 means set_halt, -+ * - 2 means clear stall lock flag. -+ * - 3 means set stall lock flag. -+ */ -+static int dwc_otg_pcd_ep_set_halt(struct usb_ep *usb_ep, int value) -+{ -+ int retval = 0; -+ unsigned long flags; -+ dwc_otg_pcd_ep_t *ep = 0; -+ -+ -+ DWC_DEBUGPL(DBG_PCD,"HALT %s %d\n", usb_ep->name, value); -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ -+ if (!usb_ep || (!ep->desc && ep != &ep->pcd->ep0) || -+ ep->desc->bmAttributes == USB_ENDPOINT_XFER_ISOC) { -+ DWC_WARN("%s, bad ep\n", __func__); -+ return -EINVAL; -+ } -+ -+ SPIN_LOCK_IRQSAVE(&ep->pcd->lock, flags); -+ if (!list_empty(&ep->queue)) { -+ DWC_WARN("%s() %s XFer In process\n", __func__, usb_ep->name); -+ retval = -EAGAIN; -+ } -+ else if (value == 0) { -+ dwc_otg_ep_clear_stall(ep->pcd->otg_dev->core_if, -+ &ep->dwc_ep); -+ } -+ else if(value == 1) { -+ if (ep->dwc_ep.is_in == 1 && ep->pcd->otg_dev->core_if->dma_desc_enable) { -+ dtxfsts_data_t txstatus; -+ fifosize_data_t txfifosize; -+ -+ txfifosize.d32 = dwc_read_reg32(&ep->pcd->otg_dev->core_if->core_global_regs->dptxfsiz_dieptxf[ep->dwc_ep.tx_fifo_num]); -+ txstatus.d32 = dwc_read_reg32(&ep->pcd->otg_dev->core_if->dev_if->in_ep_regs[ep->dwc_ep.num]->dtxfsts); -+ -+ if(txstatus.b.txfspcavail < txfifosize.b.depth) { -+ DWC_WARN("%s() %s Data In Tx Fifo\n", __func__, usb_ep->name); -+ retval = -EAGAIN; -+ } -+ else { -+ if (ep->dwc_ep.num == 0) { -+ ep->pcd->ep0state = EP0_STALL; -+ } -+ -+ ep->stopped = 1; -+ dwc_otg_ep_set_stall(ep->pcd->otg_dev->core_if, -+ &ep->dwc_ep); -+ } -+ } -+ else { -+ if (ep->dwc_ep.num == 0) { -+ ep->pcd->ep0state = EP0_STALL; -+ } -+ -+ ep->stopped = 1; -+ dwc_otg_ep_set_stall(ep->pcd->otg_dev->core_if, -+ &ep->dwc_ep); -+ } -+ } -+ else if (value == 2) { -+ ep->dwc_ep.stall_clear_flag = 0; -+ } -+ else if (value == 3) { -+ ep->dwc_ep.stall_clear_flag = 1; -+ } -+ -+ SPIN_UNLOCK_IRQRESTORE(&ep->pcd->lock, flags); -+ return retval; -+} -+ -+/** -+ * This function allocates a DMA Descriptor chain for the Endpoint -+ * buffer to be used for a transfer to/from the specified endpoint. -+ */ -+dwc_otg_dma_desc_t* dwc_otg_ep_alloc_desc_chain(uint32_t * dma_desc_addr, uint32_t count) -+{ -+ -+ return dma_alloc_coherent(NULL, count * sizeof(dwc_otg_dma_desc_t), dma_desc_addr, GFP_KERNEL); -+} -+ -+LIST_HEAD(tofree_list); -+spinlock_t tofree_list_lock=SPIN_LOCK_UNLOCKED; -+ -+struct free_param { -+ struct list_head list; -+ -+ void* addr; -+ dma_addr_t dma_addr; -+ uint32_t size; -+}; -+void free_list_agent_fn(void *data){ -+ struct list_head free_list; -+ struct free_param *cur,*next; -+ -+ spin_lock(&tofree_list_lock); -+ list_add(&free_list,&tofree_list); -+ list_del_init(&tofree_list); -+ spin_unlock(&tofree_list_lock); -+ -+ list_for_each_entry_safe(cur,next,&free_list,list){ -+ if(cur==&free_list) break; -+ dma_free_coherent(NULL,cur->size,cur->addr,cur->dma_addr); -+ list_del(&cur->list); -+ kfree(cur); -+ } -+} -+DECLARE_WORK(free_list_agent,free_list_agent_fn); -+/** -+ * This function frees a DMA Descriptor chain that was allocated by ep_alloc_desc. -+ */ -+void dwc_otg_ep_free_desc_chain(dwc_otg_dma_desc_t* desc_addr, uint32_t dma_desc_addr, uint32_t count) -+{ -+ if(irqs_disabled()){ -+ struct free_param* fp=kmalloc(sizeof(struct free_param),GFP_KERNEL); -+ fp->addr=desc_addr; -+ fp->dma_addr=dma_desc_addr; -+ fp->size=count*sizeof(dwc_otg_dma_desc_t); -+ -+ spin_lock(&tofree_list_lock); -+ list_add(&fp->list,&tofree_list); -+ spin_unlock(&tofree_list_lock); -+ -+ schedule_work(&free_list_agent); -+ return ; -+ } -+ dma_free_coherent(NULL, count * sizeof(dwc_otg_dma_desc_t), desc_addr, dma_desc_addr); -+} -+ -+#ifdef DWC_EN_ISOC -+ -+/** -+ * This function initializes a descriptor chain for Isochronous transfer -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param dwc_ep The EP to start the transfer on. -+ * -+ */ -+void dwc_otg_iso_ep_start_ddma_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *dwc_ep) -+{ -+ -+ dsts_data_t dsts = { .d32 = 0}; -+ depctl_data_t depctl = { .d32 = 0 }; -+ volatile uint32_t *addr; -+ int i, j; -+ -+ if(dwc_ep->is_in) -+ dwc_ep->desc_cnt = dwc_ep->buf_proc_intrvl / dwc_ep->bInterval; -+ else -+ dwc_ep->desc_cnt = dwc_ep->buf_proc_intrvl * dwc_ep->pkt_per_frm / dwc_ep->bInterval; -+ -+ -+ /** Allocate descriptors for double buffering */ -+ dwc_ep->iso_desc_addr = dwc_otg_ep_alloc_desc_chain(&dwc_ep->iso_dma_desc_addr,dwc_ep->desc_cnt*2); -+ if(dwc_ep->desc_addr) { -+ DWC_WARN("%s, can't allocate DMA descriptor chain\n", __func__); -+ return; -+ } -+ -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ -+ /** ISO OUT EP */ -+ if(dwc_ep->is_in == 0) { -+ desc_sts_data_t sts = { .d32 =0 }; -+ dwc_otg_dma_desc_t* dma_desc = dwc_ep->iso_desc_addr; -+ dma_addr_t dma_ad; -+ uint32_t data_per_desc; -+ dwc_otg_dev_out_ep_regs_t *out_regs = -+ core_if->dev_if->out_ep_regs[dwc_ep->num]; -+ int offset; -+ -+ addr = &core_if->dev_if->out_ep_regs[dwc_ep->num]->doepctl; -+ dma_ad = (dma_addr_t)dwc_read_reg32(&(out_regs->doepdma)); -+ -+ /** Buffer 0 descriptors setup */ -+ dma_ad = dwc_ep->dma_addr0; -+ -+ sts.b_iso_out.bs = BS_HOST_READY; -+ sts.b_iso_out.rxsts = 0; -+ sts.b_iso_out.l = 0; -+ sts.b_iso_out.sp = 0; -+ sts.b_iso_out.ioc = 0; -+ sts.b_iso_out.pid = 0; -+ sts.b_iso_out.framenum = 0; -+ -+ offset = 0; -+ for(i = 0; i < dwc_ep->desc_cnt - dwc_ep->pkt_per_frm; i+= dwc_ep->pkt_per_frm) -+ { -+ -+ for(j = 0; j < dwc_ep->pkt_per_frm; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ offset += data_per_desc; -+ dma_desc ++; -+ //(uint32_t)dma_ad += data_per_desc; -+ dma_ad = (uint32_t)dma_ad + data_per_desc; -+ } -+ } -+ -+ for(j = 0; j < dwc_ep->pkt_per_frm - 1; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ offset += data_per_desc; -+ dma_desc ++; -+ //(uint32_t)dma_ad += data_per_desc; -+ dma_ad = (uint32_t)dma_ad + data_per_desc; -+ } -+ -+ sts.b_iso_out.ioc = 1; -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ dma_desc ++; -+ -+ /** Buffer 1 descriptors setup */ -+ sts.b_iso_out.ioc = 0; -+ dma_ad = dwc_ep->dma_addr1; -+ -+ offset = 0; -+ for(i = 0; i < dwc_ep->desc_cnt - dwc_ep->pkt_per_frm; i+= dwc_ep->pkt_per_frm) -+ { -+ for(j = 0; j < dwc_ep->pkt_per_frm; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ offset += data_per_desc; -+ dma_desc ++; -+ //(uint32_t)dma_ad += data_per_desc; -+ dma_ad = (uint32_t)dma_ad + data_per_desc; -+ } -+ } -+ for(j = 0; j < dwc_ep->pkt_per_frm - 1; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ offset += data_per_desc; -+ dma_desc ++; -+ //(uint32_t)dma_ad += data_per_desc; -+ dma_ad = (uint32_t)dma_ad + data_per_desc; -+ } -+ -+ sts.b_iso_out.ioc = 1; -+ sts.b_iso_out.l = 1; -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ dwc_ep->next_frame = 0; -+ -+ /** Write dma_ad into DOEPDMA register */ -+ dwc_write_reg32(&(out_regs->doepdma),(uint32_t)dwc_ep->iso_dma_desc_addr); -+ -+ } -+ /** ISO IN EP */ -+ else { -+ desc_sts_data_t sts = { .d32 =0 }; -+ dwc_otg_dma_desc_t* dma_desc = dwc_ep->iso_desc_addr; -+ dma_addr_t dma_ad; -+ dwc_otg_dev_in_ep_regs_t *in_regs = -+ core_if->dev_if->in_ep_regs[dwc_ep->num]; -+ unsigned int frmnumber; -+ fifosize_data_t txfifosize,rxfifosize; -+ -+ txfifosize.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[dwc_ep->num]->dtxfsts); -+ rxfifosize.d32 = dwc_read_reg32(&core_if->core_global_regs->grxfsiz); -+ -+ -+ addr = &core_if->dev_if->in_ep_regs[dwc_ep->num]->diepctl; -+ -+ dma_ad = dwc_ep->dma_addr0; -+ -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ -+ sts.b_iso_in.bs = BS_HOST_READY; -+ sts.b_iso_in.txsts = 0; -+ sts.b_iso_in.sp = (dwc_ep->data_per_frame % dwc_ep->maxpacket)? 1 : 0; -+ sts.b_iso_in.ioc = 0; -+ sts.b_iso_in.pid = dwc_ep->pkt_per_frm; -+ -+ -+ frmnumber = dwc_ep->next_frame; -+ -+ sts.b_iso_in.framenum = frmnumber; -+ sts.b_iso_in.txbytes = dwc_ep->data_per_frame; -+ sts.b_iso_in.l = 0; -+ -+ /** Buffer 0 descriptors setup */ -+ for(i = 0; i < dwc_ep->desc_cnt - 1; i++) -+ { -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ dma_desc ++; -+ -+ //(uint32_t)dma_ad += dwc_ep->data_per_frame; -+ dma_ad = (uint32_t)dma_ad + dwc_ep->data_per_frame; -+ sts.b_iso_in.framenum += dwc_ep->bInterval; -+ } -+ -+ sts.b_iso_in.ioc = 1; -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ ++dma_desc; -+ -+ /** Buffer 1 descriptors setup */ -+ sts.b_iso_in.ioc = 0; -+ dma_ad = dwc_ep->dma_addr1; -+ -+ for(i = 0; i < dwc_ep->desc_cnt - dwc_ep->pkt_per_frm; i+= dwc_ep->pkt_per_frm) -+ { -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ dma_desc ++; -+ -+ //(uint32_t)dma_ad += dwc_ep->data_per_frame; -+ dma_ad = (uint32_t)dma_ad + dwc_ep->data_per_frame; -+ sts.b_iso_in.framenum += dwc_ep->bInterval; -+ -+ sts.b_iso_in.ioc = 0; -+ } -+ sts.b_iso_in.ioc = 1; -+ sts.b_iso_in.l = 1; -+ -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ dwc_ep->next_frame = sts.b_iso_in.framenum + dwc_ep->bInterval; -+ -+ /** Write dma_ad into diepdma register */ -+ dwc_write_reg32(&(in_regs->diepdma),(uint32_t)dwc_ep->iso_dma_desc_addr); -+ } -+ /** Enable endpoint, clear nak */ -+ depctl.d32 = 0; -+ depctl.b.epena = 1; -+ depctl.b.usbactep = 1; -+ depctl.b.cnak = 1; -+ -+ dwc_modify_reg32(addr, depctl.d32,depctl.d32); -+ depctl.d32 = dwc_read_reg32(addr); -+} -+ -+/** -+ * This function initializes a descriptor chain for Isochronous transfer -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ * -+ */ -+ -+void dwc_otg_iso_ep_start_buf_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl = { .d32 = 0 }; -+ volatile uint32_t *addr; -+ -+ -+ if(ep->is_in) { -+ addr = &core_if->dev_if->in_ep_regs[ep->num]->diepctl; -+ } else { -+ addr = &core_if->dev_if->out_ep_regs[ep->num]->doepctl; -+ } -+ -+ -+ if(core_if->dma_enable == 0 || core_if->dma_desc_enable!= 0) { -+ return; -+ } else { -+ deptsiz_data_t deptsiz = { .d32 = 0 }; -+ -+ ep->xfer_len = ep->data_per_frame * ep->buf_proc_intrvl / ep->bInterval; -+ ep->pkt_cnt = (ep->xfer_len - 1 + ep->maxpacket) / -+ ep->maxpacket; -+ ep->xfer_count = 0; -+ ep->xfer_buff = (ep->proc_buf_num) ? ep->xfer_buff1 : ep->xfer_buff0; -+ ep->dma_addr = (ep->proc_buf_num) ? ep->dma_addr1 : ep->dma_addr0; -+ -+ if(ep->is_in) { -+ /* Program the transfer size and packet count -+ * as follows: xfersize = N * maxpacket + -+ * short_packet pktcnt = N + (short_packet -+ * exist ? 1 : 0) -+ */ -+ deptsiz.b.mc = ep->pkt_per_frm; -+ deptsiz.b.xfersize = ep->xfer_len; -+ deptsiz.b.pktcnt = -+ (ep->xfer_len - 1 + ep->maxpacket) / -+ ep->maxpacket; -+ dwc_write_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dieptsiz, deptsiz.d32); -+ -+ /* Write the DMA register */ -+ dwc_write_reg32 (&(core_if->dev_if->in_ep_regs[ep->num]->diepdma), (uint32_t)ep->dma_addr); -+ -+ } else { -+ deptsiz.b.pktcnt = -+ (ep->xfer_len + (ep->maxpacket - 1)) / -+ ep->maxpacket; -+ deptsiz.b.xfersize = deptsiz.b.pktcnt * ep->maxpacket; -+ -+ dwc_write_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doeptsiz, deptsiz.d32); -+ -+ /* Write the DMA register */ -+ dwc_write_reg32 (&(core_if->dev_if->out_ep_regs[ep->num]->doepdma), (uint32_t)ep->dma_addr); -+ -+ } -+ /** Enable endpoint, clear nak */ -+ depctl.d32 = 0; -+ dwc_modify_reg32(addr, depctl.d32,depctl.d32); -+ -+ depctl.b.epena = 1; -+ depctl.b.cnak = 1; -+ -+ dwc_modify_reg32(addr, depctl.d32,depctl.d32); -+ } -+} -+ -+ -+/** -+ * This function does the setup for a data transfer for an EP and -+ * starts the transfer. For an IN transfer, the packets will be -+ * loaded into the appropriate Tx FIFO in the ISR. For OUT transfers, -+ * the packets are unloaded from the Rx FIFO in the ISR. the ISR. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ */ -+ -+void dwc_otg_iso_ep_start_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ if(core_if->dma_enable) { -+ if(core_if->dma_desc_enable) { -+ if(ep->is_in) { -+ ep->desc_cnt = ep->pkt_cnt / ep->pkt_per_frm; -+ } else { -+ ep->desc_cnt = ep->pkt_cnt; -+ } -+ dwc_otg_iso_ep_start_ddma_transfer(core_if, ep); -+ } else { -+ if(core_if->pti_enh_enable) { -+ dwc_otg_iso_ep_start_buf_transfer(core_if, ep); -+ } else { -+ ep->cur_pkt_addr = (ep->proc_buf_num) ? ep->xfer_buff1 : ep->xfer_buff0; -+ ep->cur_pkt_dma_addr = (ep->proc_buf_num) ? ep->dma_addr1 : ep->dma_addr0; -+ dwc_otg_iso_ep_start_frm_transfer(core_if, ep); -+ } -+ } -+ } else { -+ ep->cur_pkt_addr = (ep->proc_buf_num) ? ep->xfer_buff1 : ep->xfer_buff0; -+ ep->cur_pkt_dma_addr = (ep->proc_buf_num) ? ep->dma_addr1 : ep->dma_addr0; -+ dwc_otg_iso_ep_start_frm_transfer(core_if, ep); -+ } -+} -+ -+/** -+ * This function does the setup for a data transfer for an EP and -+ * starts the transfer. For an IN transfer, the packets will be -+ * loaded into the appropriate Tx FIFO in the ISR. For OUT transfers, -+ * the packets are unloaded from the Rx FIFO in the ISR. the ISR. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ */ -+ -+void dwc_otg_iso_ep_stop_transfer(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ depctl_data_t depctl = { .d32 = 0 }; -+ volatile uint32_t *addr; -+ -+ if(ep->is_in == 1) { -+ addr = &core_if->dev_if->in_ep_regs[ep->num]->diepctl; -+ } -+ else { -+ addr = &core_if->dev_if->out_ep_regs[ep->num]->doepctl; -+ } -+ -+ /* disable the ep */ -+ depctl.d32 = dwc_read_reg32(addr); -+ -+ depctl.b.epdis = 1; -+ depctl.b.snak = 1; -+ -+ dwc_write_reg32(addr, depctl.d32); -+ -+ if(core_if->dma_desc_enable && -+ ep->iso_desc_addr && ep->iso_dma_desc_addr) { -+ dwc_otg_ep_free_desc_chain(ep->iso_desc_addr,ep->iso_dma_desc_addr,ep->desc_cnt * 2); -+ } -+ -+ /* reset varibales */ -+ ep->dma_addr0 = 0; -+ ep->dma_addr1 = 0; -+ ep->xfer_buff0 = 0; -+ ep->xfer_buff1 = 0; -+ ep->data_per_frame = 0; -+ ep->data_pattern_frame = 0; -+ ep->sync_frame = 0; -+ ep->buf_proc_intrvl = 0; -+ ep->bInterval = 0; -+ ep->proc_buf_num = 0; -+ ep->pkt_per_frm = 0; -+ ep->pkt_per_frm = 0; -+ ep->desc_cnt = 0; -+ ep->iso_desc_addr = 0; -+ ep->iso_dma_desc_addr = 0; -+} -+ -+ -+/** -+ * This function is used to submit an ISOC Transfer Request to an EP. -+ * -+ * - Every time a sync period completes the request's completion callback -+ * is called to provide data to the gadget driver. -+ * - Once submitted the request cannot be modified. -+ * - Each request is turned into periodic data packets untill ISO -+ * Transfer is stopped.. -+ */ -+static int dwc_otg_pcd_iso_ep_start(struct usb_ep *usb_ep, struct usb_iso_request *req, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int gfp_flags -+#else -+ gfp_t gfp_flags -+#endif -+) -+{ -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd; -+ dwc_ep_t *dwc_ep; -+ unsigned long flags = 0; -+ int32_t frm_data; -+ dwc_otg_core_if_t *core_if; -+ dcfg_data_t dcfg; -+ dsts_data_t dsts; -+ -+ -+ if (!req || !req->process_buffer || !req->buf0 || !req->buf1) { -+ DWC_WARN("%s, bad params\n", __func__); -+ return -EINVAL; -+ } -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ -+ if (!usb_ep || !ep->desc || ep->dwc_ep.num == 0) { -+ DWC_WARN("%s, bad ep\n", __func__); -+ return -EINVAL; -+ } -+ -+ pcd = ep->pcd; -+ core_if = GET_CORE_IF(pcd); -+ -+ dcfg.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dcfg); -+ -+ if (!pcd->driver || pcd->gadget.speed == USB_SPEED_UNKNOWN) { -+ DWC_DEBUGPL(DBG_PCDV, "gadget.speed=%d\n", pcd->gadget.speed); -+ DWC_WARN("%s, bogus device state\n", __func__); -+ return -ESHUTDOWN; -+ } -+ -+ SPIN_LOCK_IRQSAVE(&ep->pcd->lock, flags); -+ -+ dwc_ep = &ep->dwc_ep; -+ -+ if(ep->iso_req) { -+ DWC_WARN("%s, iso request in progress\n", __func__); -+ } -+ req->status = -EINPROGRESS; -+ -+ dwc_ep->dma_addr0 = req->dma0; -+ dwc_ep->dma_addr1 = req->dma1; -+ -+ dwc_ep->xfer_buff0 = req->buf0; -+ dwc_ep->xfer_buff1 = req->buf1; -+ -+ ep->iso_req = req; -+ -+ dwc_ep->data_per_frame = req->data_per_frame; -+ -+ /** @todo - pattern data support is to be implemented in the future */ -+ dwc_ep->data_pattern_frame = req->data_pattern_frame; -+ dwc_ep->sync_frame = req->sync_frame; -+ -+ dwc_ep->buf_proc_intrvl = req->buf_proc_intrvl; -+ -+ dwc_ep->bInterval = 1 << (ep->desc->bInterval - 1); -+ -+ dwc_ep->proc_buf_num = 0; -+ -+ dwc_ep->pkt_per_frm = 0; -+ frm_data = ep->dwc_ep.data_per_frame; -+ while(frm_data > 0) { -+ dwc_ep->pkt_per_frm++; -+ frm_data -= ep->dwc_ep.maxpacket; -+ } -+ -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ -+ if(req->flags & USB_REQ_ISO_ASAP) { -+ dwc_ep->next_frame = dsts.b.soffn + 1; -+ if(dwc_ep->bInterval != 1){ -+ dwc_ep->next_frame = dwc_ep->next_frame + (dwc_ep->bInterval - 1 - dwc_ep->next_frame % dwc_ep->bInterval); -+ } -+ } else { -+ dwc_ep->next_frame = req->start_frame; -+ } -+ -+ -+ if(!core_if->pti_enh_enable) { -+ dwc_ep->pkt_cnt = dwc_ep->buf_proc_intrvl * dwc_ep->pkt_per_frm / dwc_ep->bInterval; -+ } else { -+ dwc_ep->pkt_cnt = -+ (dwc_ep->data_per_frame * (dwc_ep->buf_proc_intrvl / dwc_ep->bInterval) -+ - 1 + dwc_ep->maxpacket) / dwc_ep->maxpacket; -+ } -+ -+ if(core_if->dma_desc_enable) { -+ dwc_ep->desc_cnt = -+ dwc_ep->buf_proc_intrvl * dwc_ep->pkt_per_frm / dwc_ep->bInterval; -+ } -+ -+ dwc_ep->pkt_info = kmalloc(sizeof(iso_pkt_info_t) * dwc_ep->pkt_cnt, GFP_KERNEL); -+ if(!dwc_ep->pkt_info) { -+ return -ENOMEM; -+ } -+ if(core_if->pti_enh_enable) { -+ memset(dwc_ep->pkt_info, 0, sizeof(iso_pkt_info_t) * dwc_ep->pkt_cnt); -+ } -+ -+ dwc_ep->cur_pkt = 0; -+ -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ -+ dwc_otg_iso_ep_start_transfer(core_if, dwc_ep); -+ -+ return 0; -+} -+ -+/** -+ * This function stops ISO EP Periodic Data Transfer. -+ */ -+static int dwc_otg_pcd_iso_ep_stop(struct usb_ep *usb_ep, struct usb_iso_request *req) -+{ -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_t *pcd; -+ dwc_ep_t *dwc_ep; -+ unsigned long flags; -+ -+ ep = container_of(usb_ep, dwc_otg_pcd_ep_t, ep); -+ -+ if (!usb_ep || !ep->desc || ep->dwc_ep.num == 0) { -+ DWC_WARN("%s, bad ep\n", __func__); -+ return -EINVAL; -+ } -+ -+ pcd = ep->pcd; -+ -+ if (!pcd->driver || pcd->gadget.speed == USB_SPEED_UNKNOWN) { -+ DWC_DEBUGPL(DBG_PCDV, "gadget.speed=%d\n", pcd->gadget.speed); -+ DWC_WARN("%s, bogus device state\n", __func__); -+ return -ESHUTDOWN; -+ } -+ -+ dwc_ep = &ep->dwc_ep; -+ -+ dwc_otg_iso_ep_stop_transfer(GET_CORE_IF(pcd), dwc_ep); -+ -+ kfree(dwc_ep->pkt_info); -+ -+ SPIN_LOCK_IRQSAVE(&pcd->lock, flags); -+ -+ if(ep->iso_req != req) { -+ return -EINVAL; -+ } -+ -+ req->status = -ECONNRESET; -+ -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ -+ -+ ep->iso_req = 0; -+ -+ return 0; -+} -+ -+/** -+ * This function is used for perodical data exchnage between PCD and gadget drivers. -+ * for Isochronous EPs -+ * -+ * - Every time a sync period completes this function is called to -+ * perform data exchange between PCD and gadget -+ */ -+void dwc_otg_iso_buffer_done(dwc_otg_pcd_ep_t *ep, dwc_otg_pcd_iso_request_t *req) -+{ -+ int i; -+ struct usb_gadget_iso_packet_descriptor *iso_packet; -+ dwc_ep_t *dwc_ep; -+ -+ dwc_ep = &ep->dwc_ep; -+ -+ if(ep->iso_req->status == -ECONNRESET) { -+ DWC_PRINT("Device has already disconnected\n"); -+ /*Device has been disconnected*/ -+ return; -+ } -+ -+ if(dwc_ep->proc_buf_num != 0) { -+ iso_packet = ep->iso_req->iso_packet_desc0; -+ } -+ -+ else { -+ iso_packet = ep->iso_req->iso_packet_desc1; -+ } -+ -+ /* Fill in ISOC packets descriptors & pass to gadget driver*/ -+ -+ for(i = 0; i < dwc_ep->pkt_cnt; ++i) { -+ iso_packet[i].status = dwc_ep->pkt_info[i].status; -+ iso_packet[i].offset = dwc_ep->pkt_info[i].offset; -+ iso_packet[i].actual_length = dwc_ep->pkt_info[i].length; -+ dwc_ep->pkt_info[i].status = 0; -+ dwc_ep->pkt_info[i].offset = 0; -+ dwc_ep->pkt_info[i].length = 0; -+ } -+ -+ /* Call callback function to process data buffer */ -+ ep->iso_req->status = 0;/* success */ -+ -+ SPIN_UNLOCK(&ep->pcd->lock); -+ ep->iso_req->process_buffer(&ep->ep, ep->iso_req); -+ SPIN_LOCK(&ep->pcd->lock); -+} -+ -+ -+static struct usb_iso_request *dwc_otg_pcd_alloc_iso_request(struct usb_ep *ep,int packets, -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) -+ int gfp_flags -+#else -+ gfp_t gfp_flags -+#endif -+) -+{ -+ struct usb_iso_request *pReq = NULL; -+ uint32_t req_size; -+ -+ -+ req_size = sizeof(struct usb_iso_request); -+ req_size += (2 * packets * (sizeof(struct usb_gadget_iso_packet_descriptor))); -+ -+ -+ pReq = kmalloc(req_size, gfp_flags); -+ if (!pReq) { -+ DWC_WARN("%s, can't allocate Iso Request\n", __func__); -+ return 0; -+ } -+ pReq->iso_packet_desc0 = (void*) (pReq + 1); -+ -+ pReq->iso_packet_desc1 = pReq->iso_packet_desc0 + packets; -+ -+ return pReq; -+} -+ -+static void dwc_otg_pcd_free_iso_request(struct usb_ep *ep, struct usb_iso_request *req) -+{ -+ kfree(req); -+} -+ -+static struct usb_isoc_ep_ops dwc_otg_pcd_ep_ops = -+{ -+ .ep_ops = -+ { -+ .enable = dwc_otg_pcd_ep_enable, -+ .disable = dwc_otg_pcd_ep_disable, -+ -+ .alloc_request = dwc_otg_pcd_alloc_request, -+ .free_request = dwc_otg_pcd_free_request, -+ -+ //.alloc_buffer = dwc_otg_pcd_alloc_buffer, -+ //.free_buffer = dwc_otg_pcd_free_buffer, -+ -+ .queue = dwc_otg_pcd_ep_queue, -+ .dequeue = dwc_otg_pcd_ep_dequeue, -+ -+ .set_halt = dwc_otg_pcd_ep_set_halt, -+ .fifo_status = 0, -+ .fifo_flush = 0, -+ }, -+ .iso_ep_start = dwc_otg_pcd_iso_ep_start, -+ .iso_ep_stop = dwc_otg_pcd_iso_ep_stop, -+ .alloc_iso_request = dwc_otg_pcd_alloc_iso_request, -+ .free_iso_request = dwc_otg_pcd_free_iso_request, -+}; -+ -+#else -+ -+ -+static struct usb_ep_ops dwc_otg_pcd_ep_ops = -+{ -+ .enable = dwc_otg_pcd_ep_enable, -+ .disable = dwc_otg_pcd_ep_disable, -+ -+ .alloc_request = dwc_otg_pcd_alloc_request, -+ .free_request = dwc_otg_pcd_free_request, -+ -+// .alloc_buffer = dwc_otg_pcd_alloc_buffer, -+// .free_buffer = dwc_otg_pcd_free_buffer, -+ -+ .queue = dwc_otg_pcd_ep_queue, -+ .dequeue = dwc_otg_pcd_ep_dequeue, -+ -+ .set_halt = dwc_otg_pcd_ep_set_halt, -+ .fifo_status = 0, -+ .fifo_flush = 0, -+ -+ -+}; -+ -+#endif /* DWC_EN_ISOC */ -+/* Gadget Operations */ -+/** -+ * The following gadget operations will be implemented in the DWC_otg -+ * PCD. Functions in the API that are not described below are not -+ * implemented. -+ * -+ * The Gadget API provides wrapper functions for each of the function -+ * pointers defined in usb_gadget_ops. The Gadget Driver calls the -+ * wrapper function, which then calls the underlying PCD function. The -+ * following sections are named according to the wrapper functions -+ * (except for ioctl, which doesn't have a wrapper function). Within -+ * each section, the corresponding DWC_otg PCD function name is -+ * specified. -+ * -+ */ -+ -+/** -+ *Gets the USB Frame number of the last SOF. -+ */ -+static int dwc_otg_pcd_get_frame(struct usb_gadget *gadget) -+{ -+ dwc_otg_pcd_t *pcd; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p)\n", __func__, gadget); -+ -+ if (gadget == 0) { -+ return -ENODEV; -+ } -+ else { -+ pcd = container_of(gadget, dwc_otg_pcd_t, gadget); -+ dwc_otg_get_frame_number(GET_CORE_IF(pcd)); -+ } -+ -+ return 0; -+} -+ -+void dwc_otg_pcd_initiate_srp(dwc_otg_pcd_t *pcd) -+{ -+ uint32_t *addr = (uint32_t *)&(GET_CORE_IF(pcd)->core_global_regs->gotgctl); -+ gotgctl_data_t mem; -+ gotgctl_data_t val; -+ -+ val.d32 = dwc_read_reg32(addr); -+ if (val.b.sesreq) { -+ DWC_ERROR("Session Request Already active!\n"); -+ return; -+ } -+ -+ DWC_NOTICE("Session Request Initated\n"); -+ mem.d32 = dwc_read_reg32(addr); -+ mem.b.sesreq = 1; -+ dwc_write_reg32(addr, mem.d32); -+ -+ /* Start the SRP timer */ -+ dwc_otg_pcd_start_srp_timer(pcd); -+ return; -+} -+ -+void dwc_otg_pcd_remote_wakeup(dwc_otg_pcd_t *pcd, int set) -+{ -+ dctl_data_t dctl = {.d32=0}; -+ volatile uint32_t *addr = &(GET_CORE_IF(pcd)->dev_if->dev_global_regs->dctl); -+ -+ if (dwc_otg_is_device_mode(GET_CORE_IF(pcd))) { -+ if (pcd->remote_wakeup_enable) { -+ if (set) { -+ dctl.b.rmtwkupsig = 1; -+ dwc_modify_reg32(addr, 0, dctl.d32); -+ DWC_DEBUGPL(DBG_PCD, "Set Remote Wakeup\n"); -+ mdelay(1); -+ dwc_modify_reg32(addr, dctl.d32, 0); -+ DWC_DEBUGPL(DBG_PCD, "Clear Remote Wakeup\n"); -+ } -+ else { -+ } -+ } -+ else { -+ DWC_DEBUGPL(DBG_PCD, "Remote Wakeup is disabled\n"); -+ } -+ } -+ return; -+} -+ -+/** -+ * Initiates Session Request Protocol (SRP) to wakeup the host if no -+ * session is in progress. If a session is already in progress, but -+ * the device is suspended, remote wakeup signaling is started. -+ * -+ */ -+static int dwc_otg_pcd_wakeup(struct usb_gadget *gadget) -+{ -+ unsigned long flags; -+ dwc_otg_pcd_t *pcd; -+ dsts_data_t dsts; -+ gotgctl_data_t gotgctl; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p)\n", __func__, gadget); -+ -+ if (gadget == 0) { -+ return -ENODEV; -+ } -+ else { -+ pcd = container_of(gadget, dwc_otg_pcd_t, gadget); -+ } -+ SPIN_LOCK_IRQSAVE(&pcd->lock, flags); -+ -+ /* -+ * This function starts the Protocol if no session is in progress. If -+ * a session is already in progress, but the device is suspended, -+ * remote wakeup signaling is started. -+ */ -+ -+ /* Check if valid session */ -+ gotgctl.d32 = dwc_read_reg32(&(GET_CORE_IF(pcd)->core_global_regs->gotgctl)); -+ if (gotgctl.b.bsesvld) { -+ /* Check if suspend state */ -+ dsts.d32 = dwc_read_reg32(&(GET_CORE_IF(pcd)->dev_if->dev_global_regs->dsts)); -+ if (dsts.b.suspsts) { -+ dwc_otg_pcd_remote_wakeup(pcd, 1); -+ } -+ } -+ else { -+ dwc_otg_pcd_initiate_srp(pcd); -+ } -+ -+ SPIN_UNLOCK_IRQRESTORE(&pcd->lock, flags); -+ return 0; -+} -+ -+static const struct usb_gadget_ops dwc_otg_pcd_ops = -+{ -+ .get_frame = dwc_otg_pcd_get_frame, -+ .wakeup = dwc_otg_pcd_wakeup, -+ // current versions must always be self-powered -+}; -+ -+/** -+ * This function updates the otg values in the gadget structure. -+ */ -+void dwc_otg_pcd_update_otg(dwc_otg_pcd_t *pcd, const unsigned reset) -+{ -+ -+ if (!pcd->gadget.is_otg) -+ return; -+ -+ if (reset) { -+ pcd->b_hnp_enable = 0; -+ pcd->a_hnp_support = 0; -+ pcd->a_alt_hnp_support = 0; -+ } -+ -+ pcd->gadget.b_hnp_enable = pcd->b_hnp_enable; -+ pcd->gadget.a_hnp_support = pcd->a_hnp_support; -+ pcd->gadget.a_alt_hnp_support = pcd->a_alt_hnp_support; -+} -+ -+/** -+ * This function is the top level PCD interrupt handler. -+ */ -+static irqreturn_t dwc_otg_pcd_irq(int irq, void *dev -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) -+ , struct pt_regs *r -+#endif -+ ) -+{ -+ dwc_otg_pcd_t *pcd = dev; -+ int32_t retval = IRQ_NONE; -+ -+ retval = dwc_otg_pcd_handle_intr(pcd); -+ return IRQ_RETVAL(retval); -+} -+ -+/** -+ * PCD Callback function for initializing the PCD when switching to -+ * device mode. -+ * -+ * @param p void pointer to the <code>dwc_otg_pcd_t</code> -+ */ -+static int32_t dwc_otg_pcd_start_cb(void *p) -+{ -+ dwc_otg_pcd_t *pcd = (dwc_otg_pcd_t *)p; -+ -+ /* -+ * Initialized the Core for Device mode. -+ */ -+ if (dwc_otg_is_device_mode(GET_CORE_IF(pcd))) { -+ dwc_otg_core_dev_init(GET_CORE_IF(pcd)); -+ } -+ return 1; -+} -+ -+/** -+ * PCD Callback function for stopping the PCD when switching to Host -+ * mode. -+ * -+ * @param p void pointer to the <code>dwc_otg_pcd_t</code> -+ */ -+static int32_t dwc_otg_pcd_stop_cb(void *p) -+{ -+ dwc_otg_pcd_t *pcd = (dwc_otg_pcd_t *)p; -+ extern void dwc_otg_pcd_stop(dwc_otg_pcd_t *_pcd); -+ -+ dwc_otg_pcd_stop(pcd); -+ return 1; -+} -+ -+ -+/** -+ * PCD Callback function for notifying the PCD when resuming from -+ * suspend. -+ * -+ * @param p void pointer to the <code>dwc_otg_pcd_t</code> -+ */ -+static int32_t dwc_otg_pcd_suspend_cb(void *p) -+{ -+ dwc_otg_pcd_t *pcd = (dwc_otg_pcd_t *)p; -+ -+ if (pcd->driver && pcd->driver->resume) { -+ SPIN_UNLOCK(&pcd->lock); -+ pcd->driver->suspend(&pcd->gadget); -+ SPIN_LOCK(&pcd->lock); -+ } -+ -+ return 1; -+} -+ -+ -+/** -+ * PCD Callback function for notifying the PCD when resuming from -+ * suspend. -+ * -+ * @param p void pointer to the <code>dwc_otg_pcd_t</code> -+ */ -+static int32_t dwc_otg_pcd_resume_cb(void *p) -+{ -+ dwc_otg_pcd_t *pcd = (dwc_otg_pcd_t *)p; -+ -+ if (pcd->driver && pcd->driver->resume) { -+ SPIN_UNLOCK(&pcd->lock); -+ pcd->driver->resume(&pcd->gadget); -+ SPIN_LOCK(&pcd->lock); -+ } -+ -+ /* Stop the SRP timeout timer. */ -+ if ((GET_CORE_IF(pcd)->core_params->phy_type != DWC_PHY_TYPE_PARAM_FS) || -+ (!GET_CORE_IF(pcd)->core_params->i2c_enable)) { -+ if (GET_CORE_IF(pcd)->srp_timer_started) { -+ GET_CORE_IF(pcd)->srp_timer_started = 0; -+ del_timer(&pcd->srp_timer); -+ } -+ } -+ return 1; -+} -+ -+ -+/** -+ * PCD Callback structure for handling mode switching. -+ */ -+static dwc_otg_cil_callbacks_t pcd_callbacks = -+{ -+ .start = dwc_otg_pcd_start_cb, -+ .stop = dwc_otg_pcd_stop_cb, -+ .suspend = dwc_otg_pcd_suspend_cb, -+ .resume_wakeup = dwc_otg_pcd_resume_cb, -+ .p = 0, /* Set at registration */ -+}; -+ -+/** -+ * This function is called when the SRP timer expires. The SRP should -+ * complete within 6 seconds. -+ */ -+static void srp_timeout(unsigned long ptr) -+{ -+ gotgctl_data_t gotgctl; -+ dwc_otg_core_if_t *core_if = (dwc_otg_core_if_t *)ptr; -+ volatile uint32_t *addr = &core_if->core_global_regs->gotgctl; -+ -+ gotgctl.d32 = dwc_read_reg32(addr); -+ -+ core_if->srp_timer_started = 0; -+ -+ if ((core_if->core_params->phy_type == DWC_PHY_TYPE_PARAM_FS) && -+ (core_if->core_params->i2c_enable)) { -+ DWC_PRINT("SRP Timeout\n"); -+ -+ if ((core_if->srp_success) && -+ (gotgctl.b.bsesvld)) { -+ if (core_if->pcd_cb && core_if->pcd_cb->resume_wakeup) { -+ core_if->pcd_cb->resume_wakeup(core_if->pcd_cb->p); -+ } -+ -+ /* Clear Session Request */ -+ gotgctl.d32 = 0; -+ gotgctl.b.sesreq = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gotgctl, -+ gotgctl.d32, 0); -+ -+ core_if->srp_success = 0; -+ } -+ else { -+ DWC_ERROR("Device not connected/responding\n"); -+ gotgctl.b.sesreq = 0; -+ dwc_write_reg32(addr, gotgctl.d32); -+ } -+ } -+ else if (gotgctl.b.sesreq) { -+ DWC_PRINT("SRP Timeout\n"); -+ -+ DWC_ERROR("Device not connected/responding\n"); -+ gotgctl.b.sesreq = 0; -+ dwc_write_reg32(addr, gotgctl.d32); -+ } -+ else { -+ DWC_PRINT(" SRP GOTGCTL=%0x\n", gotgctl.d32); -+ } -+} -+ -+/** -+ * Start the SRP timer to detect when the SRP does not complete within -+ * 6 seconds. -+ * -+ * @param pcd the pcd structure. -+ */ -+void dwc_otg_pcd_start_srp_timer(dwc_otg_pcd_t *pcd) -+{ -+ struct timer_list *srp_timer = &pcd->srp_timer; -+ GET_CORE_IF(pcd)->srp_timer_started = 1; -+ init_timer(srp_timer); -+ srp_timer->function = srp_timeout; -+ srp_timer->data = (unsigned long)GET_CORE_IF(pcd); -+ srp_timer->expires = jiffies + (HZ*6); -+ add_timer(srp_timer); -+} -+ -+/** -+ * Tasklet -+ * -+ */ -+extern void start_next_request(dwc_otg_pcd_ep_t *ep); -+ -+static void start_xfer_tasklet_func (unsigned long data) -+{ -+ dwc_otg_pcd_t *pcd = (dwc_otg_pcd_t*)data; -+ dwc_otg_core_if_t *core_if = pcd->otg_dev->core_if; -+ -+ int i; -+ depctl_data_t diepctl; -+ -+ DWC_DEBUGPL(DBG_PCDV, "Start xfer tasklet\n"); -+ -+ diepctl.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[0]->diepctl); -+ -+ if (pcd->ep0.queue_sof) { -+ pcd->ep0.queue_sof = 0; -+ start_next_request (&pcd->ep0); -+ // break; -+ } -+ -+ for (i=0; i<core_if->dev_if->num_in_eps; i++) -+ { -+ depctl_data_t diepctl; -+ diepctl.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[i]->diepctl); -+ -+ if (pcd->in_ep[i].queue_sof) { -+ pcd->in_ep[i].queue_sof = 0; -+ start_next_request (&pcd->in_ep[i]); -+ // break; -+ } -+ } -+ -+ return; -+} -+ -+ -+ -+ -+ -+ -+ -+static struct tasklet_struct start_xfer_tasklet = { -+ .next = NULL, -+ .state = 0, -+ .count = ATOMIC_INIT(0), -+ .func = start_xfer_tasklet_func, -+ .data = 0, -+}; -+/** -+ * This function initialized the pcd Dp structures to there default -+ * state. -+ * -+ * @param pcd the pcd structure. -+ */ -+void dwc_otg_pcd_reinit(dwc_otg_pcd_t *pcd) -+{ -+ static const char * names[] = -+ { -+ -+ "ep0", -+ "ep1in", -+ "ep2in", -+ "ep3in", -+ "ep4in", -+ "ep5in", -+ "ep6in", -+ "ep7in", -+ "ep8in", -+ "ep9in", -+ "ep10in", -+ "ep11in", -+ "ep12in", -+ "ep13in", -+ "ep14in", -+ "ep15in", -+ "ep1out", -+ "ep2out", -+ "ep3out", -+ "ep4out", -+ "ep5out", -+ "ep6out", -+ "ep7out", -+ "ep8out", -+ "ep9out", -+ "ep10out", -+ "ep11out", -+ "ep12out", -+ "ep13out", -+ "ep14out", -+ "ep15out" -+ -+ }; -+ -+ int i; -+ int in_ep_cntr, out_ep_cntr; -+ uint32_t hwcfg1; -+ uint32_t num_in_eps = (GET_CORE_IF(pcd))->dev_if->num_in_eps; -+ uint32_t num_out_eps = (GET_CORE_IF(pcd))->dev_if->num_out_eps; -+ dwc_otg_pcd_ep_t *ep; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s(%p)\n", __func__, pcd); -+ -+ INIT_LIST_HEAD (&pcd->gadget.ep_list); -+ pcd->gadget.ep0 = &pcd->ep0.ep; -+ pcd->gadget.speed = USB_SPEED_UNKNOWN; -+ -+ INIT_LIST_HEAD (&pcd->gadget.ep0->ep_list); -+ -+ /** -+ * Initialize the EP0 structure. -+ */ -+ ep = &pcd->ep0; -+ -+ /* Init EP structure */ -+ ep->desc = 0; -+ ep->pcd = pcd; -+ ep->stopped = 1; -+ -+ /* Init DWC ep structure */ -+ ep->dwc_ep.num = 0; -+ ep->dwc_ep.active = 0; -+ ep->dwc_ep.tx_fifo_num = 0; -+ /* Control until ep is actvated */ -+ ep->dwc_ep.type = DWC_OTG_EP_TYPE_CONTROL; -+ ep->dwc_ep.maxpacket = MAX_PACKET_SIZE; -+ ep->dwc_ep.dma_addr = 0; -+ ep->dwc_ep.start_xfer_buff = 0; -+ ep->dwc_ep.xfer_buff = 0; -+ ep->dwc_ep.xfer_len = 0; -+ ep->dwc_ep.xfer_count = 0; -+ ep->dwc_ep.sent_zlp = 0; -+ ep->dwc_ep.total_len = 0; -+ ep->queue_sof = 0; -+ ep->dwc_ep.desc_addr = 0; -+ ep->dwc_ep.dma_desc_addr = 0; -+ -+ ep->dwc_ep.aligned_buf=NULL; -+ ep->dwc_ep.aligned_buf_size=0; -+ ep->dwc_ep.aligned_dma_addr=0; -+ -+ -+ /* Init the usb_ep structure. */ -+ ep->ep.name = names[0]; -+ ep->ep.ops = (struct usb_ep_ops*)&dwc_otg_pcd_ep_ops; -+ -+ /** -+ * @todo NGS: What should the max packet size be set to -+ * here? Before EP type is set? -+ */ -+ ep->ep.maxpacket = MAX_PACKET_SIZE; -+ -+ list_add_tail (&ep->ep.ep_list, &pcd->gadget.ep_list); -+ -+ INIT_LIST_HEAD (&ep->queue); -+ /** -+ * Initialize the EP structures. -+ */ -+ in_ep_cntr = 0; -+ hwcfg1 = (GET_CORE_IF(pcd))->hwcfg1.d32 >> 3; -+ -+ for (i = 1; in_ep_cntr < num_in_eps; i++) -+ { -+ if((hwcfg1 & 0x1) == 0) { -+ dwc_otg_pcd_ep_t *ep = &pcd->in_ep[in_ep_cntr]; -+ in_ep_cntr ++; -+ -+ /* Init EP structure */ -+ ep->desc = 0; -+ ep->pcd = pcd; -+ ep->stopped = 1; -+ -+ /* Init DWC ep structure */ -+ ep->dwc_ep.is_in = 1; -+ ep->dwc_ep.num = i; -+ ep->dwc_ep.active = 0; -+ ep->dwc_ep.tx_fifo_num = 0; -+ -+ /* Control until ep is actvated */ -+ ep->dwc_ep.type = DWC_OTG_EP_TYPE_CONTROL; -+ ep->dwc_ep.maxpacket = MAX_PACKET_SIZE; -+ ep->dwc_ep.dma_addr = 0; -+ ep->dwc_ep.start_xfer_buff = 0; -+ ep->dwc_ep.xfer_buff = 0; -+ ep->dwc_ep.xfer_len = 0; -+ ep->dwc_ep.xfer_count = 0; -+ ep->dwc_ep.sent_zlp = 0; -+ ep->dwc_ep.total_len = 0; -+ ep->queue_sof = 0; -+ ep->dwc_ep.desc_addr = 0; -+ ep->dwc_ep.dma_desc_addr = 0; -+ -+ /* Init the usb_ep structure. */ -+ ep->ep.name = names[i]; -+ ep->ep.ops = (struct usb_ep_ops*)&dwc_otg_pcd_ep_ops; -+ -+ /** -+ * @todo NGS: What should the max packet size be set to -+ * here? Before EP type is set? -+ */ -+ ep->ep.maxpacket = MAX_PACKET_SIZE; -+ -+ //add only even number ep as in -+ if((i%2)==1) -+ list_add_tail (&ep->ep.ep_list, &pcd->gadget.ep_list); -+ -+ INIT_LIST_HEAD (&ep->queue); -+ } -+ hwcfg1 >>= 2; -+ } -+ -+ out_ep_cntr = 0; -+ hwcfg1 = (GET_CORE_IF(pcd))->hwcfg1.d32 >> 2; -+ -+ for (i = 1; out_ep_cntr < num_out_eps; i++) -+ { -+ if((hwcfg1 & 0x1) == 0) { -+ dwc_otg_pcd_ep_t *ep = &pcd->out_ep[out_ep_cntr]; -+ out_ep_cntr++; -+ -+ /* Init EP structure */ -+ ep->desc = 0; -+ ep->pcd = pcd; -+ ep->stopped = 1; -+ -+ /* Init DWC ep structure */ -+ ep->dwc_ep.is_in = 0; -+ ep->dwc_ep.num = i; -+ ep->dwc_ep.active = 0; -+ ep->dwc_ep.tx_fifo_num = 0; -+ /* Control until ep is actvated */ -+ ep->dwc_ep.type = DWC_OTG_EP_TYPE_CONTROL; -+ ep->dwc_ep.maxpacket = MAX_PACKET_SIZE; -+ ep->dwc_ep.dma_addr = 0; -+ ep->dwc_ep.start_xfer_buff = 0; -+ ep->dwc_ep.xfer_buff = 0; -+ ep->dwc_ep.xfer_len = 0; -+ ep->dwc_ep.xfer_count = 0; -+ ep->dwc_ep.sent_zlp = 0; -+ ep->dwc_ep.total_len = 0; -+ ep->queue_sof = 0; -+ -+ /* Init the usb_ep structure. */ -+ ep->ep.name = names[15 + i]; -+ ep->ep.ops = (struct usb_ep_ops*)&dwc_otg_pcd_ep_ops; -+ /** -+ * @todo NGS: What should the max packet size be set to -+ * here? Before EP type is set? -+ */ -+ ep->ep.maxpacket = MAX_PACKET_SIZE; -+ -+ //add only odd number ep as out -+ if((i%2)==0) -+ list_add_tail (&ep->ep.ep_list, &pcd->gadget.ep_list); -+ -+ INIT_LIST_HEAD (&ep->queue); -+ } -+ hwcfg1 >>= 2; -+ } -+ -+ /* remove ep0 from the list. There is a ep0 pointer.*/ -+ list_del_init (&pcd->ep0.ep.ep_list); -+ -+ pcd->ep0state = EP0_DISCONNECT; -+ pcd->ep0.ep.maxpacket = MAX_EP0_SIZE; -+ pcd->ep0.dwc_ep.maxpacket = MAX_EP0_SIZE; -+ pcd->ep0.dwc_ep.type = DWC_OTG_EP_TYPE_CONTROL; -+} -+ -+/** -+ * This function releases the Gadget device. -+ * required by device_unregister(). -+ * -+ * @todo Should this do something? Should it free the PCD? -+ */ -+static void dwc_otg_pcd_gadget_release(struct device *dev) -+{ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p)\n", __func__, dev); -+} -+ -+ -+ -+/** -+ * This function initialized the PCD portion of the driver. -+ * -+ */ -+u8 dev_id[]="gadget"; -+int dwc_otg_pcd_init(struct lm_device *lmdev) -+{ -+ static char pcd_name[] = "dwc_otg_pcd"; -+ dwc_otg_pcd_t *pcd; -+ dwc_otg_core_if_t* core_if; -+ dwc_otg_dev_if_t* dev_if; -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lmdev); -+ int retval = 0; -+ -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s(%p)\n",__func__, lmdev); -+ /* -+ * Allocate PCD structure -+ */ -+ pcd = kmalloc(sizeof(dwc_otg_pcd_t), GFP_KERNEL); -+ -+ if (pcd == 0) { -+ return -ENOMEM; -+ } -+ -+ memset(pcd, 0, sizeof(dwc_otg_pcd_t)); -+ spin_lock_init(&pcd->lock); -+ -+ otg_dev->pcd = pcd; -+ s_pcd = pcd; -+ pcd->gadget.name = pcd_name; -+ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31) -+ strcpy(pcd->gadget.dev.bus_id, "gadget"); -+#else -+ pcd->gadget.dev.init_name = dev_id; -+#endif -+ pcd->otg_dev = lm_get_drvdata(lmdev); -+ -+ pcd->gadget.dev.parent = &lmdev->dev; -+ pcd->gadget.dev.release = dwc_otg_pcd_gadget_release; -+ pcd->gadget.ops = &dwc_otg_pcd_ops; -+ -+ core_if = GET_CORE_IF(pcd); -+ dev_if = core_if->dev_if; -+ -+ if(core_if->hwcfg4.b.ded_fifo_en) { -+ DWC_PRINT("Dedicated Tx FIFOs mode\n"); -+ } -+ else { -+ DWC_PRINT("Shared Tx FIFO mode\n"); -+ } -+ -+ /* If the module is set to FS or if the PHY_TYPE is FS then the gadget -+ * should not report as dual-speed capable. replace the following line -+ * with the block of code below it once the software is debugged for -+ * this. If is_dualspeed = 0 then the gadget driver should not report -+ * a device qualifier descriptor when queried. */ -+ if ((GET_CORE_IF(pcd)->core_params->speed == DWC_SPEED_PARAM_FULL) || -+ ((GET_CORE_IF(pcd)->hwcfg2.b.hs_phy_type == 2) && -+ (GET_CORE_IF(pcd)->hwcfg2.b.fs_phy_type == 1) && -+ (GET_CORE_IF(pcd)->core_params->ulpi_fs_ls))) { -+ pcd->gadget.is_dualspeed = 0; -+ } -+ else { -+ pcd->gadget.is_dualspeed = 1; -+ } -+ -+ if ((otg_dev->core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_NO_SRP_CAPABLE_DEVICE) || -+ (otg_dev->core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_NO_SRP_CAPABLE_HOST) || -+ (otg_dev->core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_SRP_CAPABLE_DEVICE) || -+ (otg_dev->core_if->hwcfg2.b.op_mode == DWC_HWCFG2_OP_MODE_SRP_CAPABLE_HOST)) { -+ pcd->gadget.is_otg = 0; -+ } -+ else { -+ pcd->gadget.is_otg = 1; -+ } -+ -+ -+ pcd->driver = 0; -+ /* Register the gadget device */ -+printk("%s: 1\n",__func__); -+ retval = device_register(&pcd->gadget.dev); -+ if (retval != 0) { -+ kfree (pcd); -+printk("%s: 2\n",__func__); -+ return retval; -+ } -+ -+ -+ /* -+ * Initialized the Core for Device mode. -+ */ -+ if (dwc_otg_is_device_mode(core_if)) { -+ dwc_otg_core_dev_init(core_if); -+ } -+ -+ /* -+ * Initialize EP structures -+ */ -+ dwc_otg_pcd_reinit(pcd); -+ -+ /* -+ * Register the PCD Callbacks. -+ */ -+ dwc_otg_cil_register_pcd_callbacks(otg_dev->core_if, &pcd_callbacks, -+ pcd); -+ /* -+ * Setup interupt handler -+ */ -+ DWC_DEBUGPL(DBG_ANY, "registering handler for irq%d\n", lmdev->irq); -+ retval = request_irq(lmdev->irq, dwc_otg_pcd_irq, -+ IRQF_SHARED, pcd->gadget.name, pcd); -+ if (retval != 0) { -+ DWC_ERROR("request of irq%d failed\n", lmdev->irq); -+ device_unregister(&pcd->gadget.dev); -+ kfree (pcd); -+ return -EBUSY; -+ } -+ -+ /* -+ * Initialize the DMA buffer for SETUP packets -+ */ -+ if (GET_CORE_IF(pcd)->dma_enable) { -+ pcd->setup_pkt = dma_alloc_coherent (NULL, sizeof (*pcd->setup_pkt) * 5, &pcd->setup_pkt_dma_handle, 0); -+ if (pcd->setup_pkt == 0) { -+ free_irq(lmdev->irq, pcd); -+ device_unregister(&pcd->gadget.dev); -+ kfree (pcd); -+ return -ENOMEM; -+ } -+ -+ pcd->status_buf = dma_alloc_coherent (NULL, sizeof (uint16_t), &pcd->status_buf_dma_handle, 0); -+ if (pcd->status_buf == 0) { -+ dma_free_coherent(NULL, sizeof(*pcd->setup_pkt), pcd->setup_pkt, pcd->setup_pkt_dma_handle); -+ free_irq(lmdev->irq, pcd); -+ device_unregister(&pcd->gadget.dev); -+ kfree (pcd); -+ return -ENOMEM; -+ } -+ -+ if (GET_CORE_IF(pcd)->dma_desc_enable) { -+ dev_if->setup_desc_addr[0] = dwc_otg_ep_alloc_desc_chain(&dev_if->dma_setup_desc_addr[0], 1); -+ dev_if->setup_desc_addr[1] = dwc_otg_ep_alloc_desc_chain(&dev_if->dma_setup_desc_addr[1], 1); -+ dev_if->in_desc_addr = dwc_otg_ep_alloc_desc_chain(&dev_if->dma_in_desc_addr, 1); -+ dev_if->out_desc_addr = dwc_otg_ep_alloc_desc_chain(&dev_if->dma_out_desc_addr, 1); -+ -+ if(dev_if->setup_desc_addr[0] == 0 -+ || dev_if->setup_desc_addr[1] == 0 -+ || dev_if->in_desc_addr == 0 -+ || dev_if->out_desc_addr == 0 ) { -+ -+ if(dev_if->out_desc_addr) -+ dwc_otg_ep_free_desc_chain(dev_if->out_desc_addr, dev_if->dma_out_desc_addr, 1); -+ if(dev_if->in_desc_addr) -+ dwc_otg_ep_free_desc_chain(dev_if->in_desc_addr, dev_if->dma_in_desc_addr, 1); -+ if(dev_if->setup_desc_addr[1]) -+ dwc_otg_ep_free_desc_chain(dev_if->setup_desc_addr[1], dev_if->dma_setup_desc_addr[1], 1); -+ if(dev_if->setup_desc_addr[0]) -+ dwc_otg_ep_free_desc_chain(dev_if->setup_desc_addr[0], dev_if->dma_setup_desc_addr[0], 1); -+ -+ -+ dma_free_coherent(NULL, sizeof(*pcd->status_buf), pcd->status_buf, pcd->setup_pkt_dma_handle); -+ dma_free_coherent(NULL, sizeof(*pcd->setup_pkt), pcd->setup_pkt, pcd->setup_pkt_dma_handle); -+ -+ free_irq(lmdev->irq, pcd); -+ device_unregister(&pcd->gadget.dev); -+ kfree (pcd); -+ -+ return -ENOMEM; -+ } -+ } -+ } -+ else { -+ pcd->setup_pkt = kmalloc (sizeof (*pcd->setup_pkt) * 5, GFP_KERNEL); -+ if (pcd->setup_pkt == 0) { -+ free_irq(lmdev->irq, pcd); -+ device_unregister(&pcd->gadget.dev); -+ kfree (pcd); -+ return -ENOMEM; -+ } -+ -+ pcd->status_buf = kmalloc (sizeof (uint16_t), GFP_KERNEL); -+ if (pcd->status_buf == 0) { -+ kfree(pcd->setup_pkt); -+ free_irq(lmdev->irq, pcd); -+ device_unregister(&pcd->gadget.dev); -+ kfree (pcd); -+ return -ENOMEM; -+ } -+ } -+ -+ -+ /* Initialize tasklet */ -+ start_xfer_tasklet.data = (unsigned long)pcd; -+ pcd->start_xfer_tasklet = &start_xfer_tasklet; -+ -+ return 0; -+} -+ -+/** -+ * Cleanup the PCD. -+ */ -+void dwc_otg_pcd_remove(struct lm_device *lmdev) -+{ -+ dwc_otg_device_t *otg_dev = lm_get_drvdata(lmdev); -+ dwc_otg_pcd_t *pcd = otg_dev->pcd; -+ dwc_otg_dev_if_t* dev_if = GET_CORE_IF(pcd)->dev_if; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s(%p)\n", __func__, lmdev); -+ -+ /* -+ * Free the IRQ -+ */ -+ free_irq(lmdev->irq, pcd); -+ -+ /* start with the driver above us */ -+ if (pcd->driver) { -+ /* should have been done already by driver model core */ -+ DWC_WARN("driver '%s' is still registered\n", -+ pcd->driver->driver.name); -+ usb_gadget_unregister_driver(pcd->driver); -+ } -+ device_unregister(&pcd->gadget.dev); -+ -+ if (GET_CORE_IF(pcd)->dma_enable) { -+ dma_free_coherent (NULL, sizeof (*pcd->setup_pkt) * 5, pcd->setup_pkt, pcd->setup_pkt_dma_handle); -+ dma_free_coherent (NULL, sizeof (uint16_t), pcd->status_buf, pcd->status_buf_dma_handle); -+ if (GET_CORE_IF(pcd)->dma_desc_enable) { -+ dwc_otg_ep_free_desc_chain(dev_if->setup_desc_addr[0], dev_if->dma_setup_desc_addr[0], 1); -+ dwc_otg_ep_free_desc_chain(dev_if->setup_desc_addr[1], dev_if->dma_setup_desc_addr[1], 1); -+ dwc_otg_ep_free_desc_chain(dev_if->in_desc_addr, dev_if->dma_in_desc_addr, 1); -+ dwc_otg_ep_free_desc_chain(dev_if->out_desc_addr, dev_if->dma_out_desc_addr, 1); -+ } -+ } -+ else { -+ kfree (pcd->setup_pkt); -+ kfree (pcd->status_buf); -+ } -+ -+ kfree(pcd); -+ otg_dev->pcd = 0; -+} -+ -+/** -+ * This function registers a gadget driver with the PCD. -+ * -+ * When a driver is successfully registered, it will receive control -+ * requests including set_configuration(), which enables non-control -+ * requests. then usb traffic follows until a disconnect is reported. -+ * then a host may connect again, or the driver might get unbound. -+ * -+ * @param driver The driver being registered -+ */ -+int usb_gadget_register_driver(struct usb_gadget_driver *driver) -+{ -+ int retval; -+ -+ DWC_DEBUGPL(DBG_PCD, "registering gadget driver '%s'\n", driver->driver.name); -+ -+ if (!driver || driver->speed == USB_SPEED_UNKNOWN || -+ !driver->bind || -+ !driver->unbind || -+ !driver->disconnect || -+ !driver->setup) { -+ DWC_DEBUGPL(DBG_PCDV,"EINVAL\n"); -+ return -EINVAL; -+ } -+ if (s_pcd == 0) { -+ DWC_DEBUGPL(DBG_PCDV,"ENODEV\n"); -+ return -ENODEV; -+ } -+ if (s_pcd->driver != 0) { -+ DWC_DEBUGPL(DBG_PCDV,"EBUSY (%p)\n", s_pcd->driver); -+ return -EBUSY; -+ } -+ -+ /* hook up the driver */ -+ s_pcd->driver = driver; -+ s_pcd->gadget.dev.driver = &driver->driver; -+ -+ DWC_DEBUGPL(DBG_PCD, "bind to driver %s\n", driver->driver.name); -+ retval = driver->bind(&s_pcd->gadget); -+ if (retval) { -+ DWC_ERROR("bind to driver %s --> error %d\n", -+ driver->driver.name, retval); -+ s_pcd->driver = 0; -+ s_pcd->gadget.dev.driver = 0; -+ return retval; -+ } -+ DWC_DEBUGPL(DBG_ANY, "registered gadget driver '%s'\n", -+ driver->driver.name); -+ return 0; -+} -+ -+EXPORT_SYMBOL(usb_gadget_register_driver); -+ -+/** -+ * This function unregisters a gadget driver -+ * -+ * @param driver The driver being unregistered -+ */ -+int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) -+{ -+ //DWC_DEBUGPL(DBG_PCDV,"%s(%p)\n", __func__, _driver); -+ -+ if (s_pcd == 0) { -+ DWC_DEBUGPL(DBG_ANY, "%s Return(%d): s_pcd==0\n", __func__, -+ -ENODEV); -+ return -ENODEV; -+ } -+ if (driver == 0 || driver != s_pcd->driver) { -+ DWC_DEBUGPL(DBG_ANY, "%s Return(%d): driver?\n", __func__, -+ -EINVAL); -+ return -EINVAL; -+ } -+ -+ driver->unbind(&s_pcd->gadget); -+ s_pcd->driver = 0; -+ -+ DWC_DEBUGPL(DBG_ANY, "unregistered driver '%s'\n", -+ driver->driver.name); -+ return 0; -+} -+EXPORT_SYMBOL(usb_gadget_unregister_driver); -+ -+#endif /* DWC_HOST_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_pcd.h -@@ -0,0 +1,297 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_pcd.h $ -+ * $Revision: #36 $ -+ * $Date: 2008/09/26 $ -+ * $Change: 1103515 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_HOST_ONLY -+#if !defined(__DWC_PCD_H__) -+#define __DWC_PCD_H__ -+ -+#include <linux/types.h> -+#include <linux/list.h> -+#include <linux/errno.h> -+#include <linux/device.h> -+ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21) -+# include <linux/usb/ch9.h> -+# include <linux/usb/gadget.h> -+#else -+# include <linux/usb_ch9.h> -+# include <linux/usb_gadget.h> -+#endif -+ -+#include <linux/interrupt.h> -+#include <linux/dma-mapping.h> -+ -+struct lm_device; -+struct dwc_otg_device; -+ -+#include "dwc_otg_cil.h" -+ -+/** -+ * @file -+ * -+ * This file contains the structures, constants, and interfaces for -+ * the Perpherial Contoller Driver (PCD). -+ * -+ * The Peripheral Controller Driver (PCD) for Linux will implement the -+ * Gadget API, so that the existing Gadget drivers can be used. For -+ * the Mass Storage Function driver the File-backed USB Storage Gadget -+ * (FBS) driver will be used. The FBS driver supports the -+ * Control-Bulk (CB), Control-Bulk-Interrupt (CBI), and Bulk-Only -+ * transports. -+ * -+ */ -+ -+/** Invalid DMA Address */ -+#define DMA_ADDR_INVALID (~(dma_addr_t)0) -+/** Maxpacket size for EP0 */ -+#define MAX_EP0_SIZE 64 -+/** Maxpacket size for any EP */ -+#define MAX_PACKET_SIZE 1024 -+ -+/** Max Transfer size for any EP */ -+#define MAX_TRANSFER_SIZE 65535 -+ -+/** Max DMA Descriptor count for any EP */ -+#define MAX_DMA_DESC_CNT 64 -+ -+/** -+ * Get the pointer to the core_if from the pcd pointer. -+ */ -+#define GET_CORE_IF( _pcd ) (_pcd->otg_dev->core_if) -+ -+/** -+ * States of EP0. -+ */ -+typedef enum ep0_state -+{ -+ EP0_DISCONNECT, /* no host */ -+ EP0_IDLE, -+ EP0_IN_DATA_PHASE, -+ EP0_OUT_DATA_PHASE, -+ EP0_IN_STATUS_PHASE, -+ EP0_OUT_STATUS_PHASE, -+ EP0_STALL, -+} ep0state_e; -+ -+/** Fordward declaration.*/ -+struct dwc_otg_pcd; -+ -+/** DWC_otg iso request structure. -+ * -+ */ -+typedef struct usb_iso_request dwc_otg_pcd_iso_request_t; -+ -+/** PCD EP structure. -+ * This structure describes an EP, there is an array of EPs in the PCD -+ * structure. -+ */ -+typedef struct dwc_otg_pcd_ep -+{ -+ /** USB EP data */ -+ struct usb_ep ep; -+ /** USB EP Descriptor */ -+ const struct usb_endpoint_descriptor *desc; -+ -+ /** queue of dwc_otg_pcd_requests. */ -+ struct list_head queue; -+ unsigned stopped : 1; -+ unsigned disabling : 1; -+ unsigned dma : 1; -+ unsigned queue_sof : 1; -+ -+#ifdef DWC_EN_ISOC -+ /** DWC_otg Isochronous Transfer */ -+ struct usb_iso_request* iso_req; -+#endif //DWC_EN_ISOC -+ -+ /** DWC_otg ep data. */ -+ dwc_ep_t dwc_ep; -+ -+ /** Pointer to PCD */ -+ struct dwc_otg_pcd *pcd; -+}dwc_otg_pcd_ep_t; -+ -+ -+ -+/** DWC_otg PCD Structure. -+ * This structure encapsulates the data for the dwc_otg PCD. -+ */ -+typedef struct dwc_otg_pcd -+{ -+ /** USB gadget */ -+ struct usb_gadget gadget; -+ /** USB gadget driver pointer*/ -+ struct usb_gadget_driver *driver; -+ /** The DWC otg device pointer. */ -+ struct dwc_otg_device *otg_dev; -+ -+ /** State of EP0 */ -+ ep0state_e ep0state; -+ /** EP0 Request is pending */ -+ unsigned ep0_pending : 1; -+ /** Indicates when SET CONFIGURATION Request is in process */ -+ unsigned request_config : 1; -+ /** The state of the Remote Wakeup Enable. */ -+ unsigned remote_wakeup_enable : 1; -+ /** The state of the B-Device HNP Enable. */ -+ unsigned b_hnp_enable : 1; -+ /** The state of A-Device HNP Support. */ -+ unsigned a_hnp_support : 1; -+ /** The state of the A-Device Alt HNP support. */ -+ unsigned a_alt_hnp_support : 1; -+ /** Count of pending Requests */ -+ unsigned request_pending; -+ -+ /** SETUP packet for EP0 -+ * This structure is allocated as a DMA buffer on PCD initialization -+ * with enough space for up to 3 setup packets. -+ */ -+ union -+ { -+ struct usb_ctrlrequest req; -+ uint32_t d32[2]; -+ } *setup_pkt; -+ -+ dma_addr_t setup_pkt_dma_handle; -+ -+ /** 2-byte dma buffer used to return status from GET_STATUS */ -+ uint16_t *status_buf; -+ dma_addr_t status_buf_dma_handle; -+ -+ /** EP0 */ -+ dwc_otg_pcd_ep_t ep0; -+ -+ /** Array of IN EPs. */ -+ dwc_otg_pcd_ep_t in_ep[ MAX_EPS_CHANNELS - 1]; -+ /** Array of OUT EPs. */ -+ dwc_otg_pcd_ep_t out_ep[ MAX_EPS_CHANNELS - 1]; -+ /** number of valid EPs in the above array. */ -+// unsigned num_eps : 4; -+ spinlock_t lock; -+ /** Timer for SRP. If it expires before SRP is successful -+ * clear the SRP. */ -+ struct timer_list srp_timer; -+ -+ /** Tasklet to defer starting of TEST mode transmissions until -+ * Status Phase has been completed. -+ */ -+ struct tasklet_struct test_mode_tasklet; -+ -+ /** Tasklet to delay starting of xfer in DMA mode */ -+ struct tasklet_struct *start_xfer_tasklet; -+ -+ /** The test mode to enter when the tasklet is executed. */ -+ unsigned test_mode; -+ -+} dwc_otg_pcd_t; -+ -+ -+/** DWC_otg request structure. -+ * This structure is a list of requests. -+ */ -+typedef struct -+{ -+ struct usb_request req; /**< USB Request. */ -+ struct list_head queue; /**< queue of these requests. */ -+} dwc_otg_pcd_request_t; -+ -+ -+extern int dwc_otg_pcd_init(struct lm_device *lmdev); -+ -+//extern void dwc_otg_pcd_remove( struct dwc_otg_device *_otg_dev ); -+extern void dwc_otg_pcd_remove( struct lm_device *lmdev ); -+extern int32_t dwc_otg_pcd_handle_intr( dwc_otg_pcd_t *pcd ); -+extern void dwc_otg_pcd_start_srp_timer(dwc_otg_pcd_t *pcd ); -+ -+extern void dwc_otg_pcd_initiate_srp(dwc_otg_pcd_t *pcd); -+extern void dwc_otg_pcd_remote_wakeup(dwc_otg_pcd_t *pcd, int set); -+ -+extern void dwc_otg_iso_buffer_done(dwc_otg_pcd_ep_t *ep, dwc_otg_pcd_iso_request_t *req); -+extern void dwc_otg_request_done(dwc_otg_pcd_ep_t *_ep, dwc_otg_pcd_request_t *req, -+ int status); -+extern void dwc_otg_request_nuke(dwc_otg_pcd_ep_t *_ep); -+extern void dwc_otg_pcd_update_otg(dwc_otg_pcd_t *_pcd, -+ const unsigned reset); -+#ifndef VERBOSE -+#define VERIFY_PCD_DMA_ADDR(_addr_) BUG_ON(((_addr_)==DMA_ADDR_INVALID)||\ -+ ((_addr_)==0)||\ -+ ((_addr_)&0x3)) -+#else -+#define VERIFY_PCD_DMA_ADDR(_addr_) {\ -+ if(((_addr_)==DMA_ADDR_INVALID)||\ -+ ((_addr_)==0)||\ -+ ((_addr_)&0x3)) {\ -+ printk("%s: Invalid DMA address "#_addr_"(%.8x)\n",__func__,_addr_);\ -+ BUG();\ -+ }\ -+ } -+#endif -+ -+ -+static inline void ep_check_and_patch_dma_addr(dwc_otg_pcd_ep_t *ep){ -+//void ep_check_and_patch_dma_addr(dwc_otg_pcd_ep_t *ep){ -+ dwc_ep_t *dwc_ep=&ep->dwc_ep; -+ -+DWC_DEBUGPL(DBG_PCDV,"%s: dwc_ep xfer_buf=%.8x, total_len=%d, dma_addr=%.8x\n",__func__,(u32)dwc_ep->xfer_buff,(dwc_ep->total_len),dwc_ep->dma_addr); -+ if (/*(core_if->dma_enable)&&*/(dwc_ep->dma_addr==DMA_ADDR_INVALID)) { -+ if((((u32)dwc_ep->xfer_buff)&0x3)==0){ -+ dwc_ep->dma_addr=dma_map_single(NULL,(void *)(dwc_ep->start_xfer_buff),(dwc_ep->total_len), DMA_TO_DEVICE); -+DWC_DEBUGPL(DBG_PCDV," got dma_addr=%.8x\n",dwc_ep->dma_addr); -+ }else{ -+DWC_DEBUGPL(DBG_PCDV," buf not aligned, use aligned_buf instead. xfer_buf=%.8x, total_len=%d, aligned_buf_size=%d\n",(u32)dwc_ep->xfer_buff,(dwc_ep->total_len),dwc_ep->aligned_buf_size); -+ if(dwc_ep->aligned_buf_size<dwc_ep->total_len){ -+ if(dwc_ep->aligned_buf){ -+//printk(" free buff dwc_ep aligned_buf_size=%d, aligned_buf(%.8x), aligned_dma_addr(%.8x));\n",dwc_ep->aligned_buf_size,dwc_ep->aligned_buf,dwc_ep->aligned_dma_addr); -+ //dma_free_coherent(NULL,dwc_ep->aligned_buf_size,dwc_ep->aligned_buf,dwc_ep->aligned_dma_addr); -+ kfree(dwc_ep->aligned_buf); -+ } -+ dwc_ep->aligned_buf_size=((1<<20)>(dwc_ep->total_len<<1))?(dwc_ep->total_len<<1):(1<<20); -+ //dwc_ep->aligned_buf = dma_alloc_coherent (NULL, dwc_ep->aligned_buf_size, &dwc_ep->aligned_dma_addr, GFP_KERNEL|GFP_DMA); -+ dwc_ep->aligned_buf=kmalloc(dwc_ep->aligned_buf_size,GFP_KERNEL|GFP_DMA|GFP_ATOMIC); -+ dwc_ep->aligned_dma_addr=dma_map_single(NULL,(void *)(dwc_ep->aligned_buf),(dwc_ep->aligned_buf_size),DMA_FROM_DEVICE); -+ if(!dwc_ep->aligned_buf){ -+ DWC_ERROR("Cannot alloc required buffer!!\n"); -+ BUG(); -+ } -+DWC_DEBUGPL(DBG_PCDV," dwc_ep allocated aligned buf=%.8x, dma_addr=%.8x, size=%d(0x%x)\n", (u32)dwc_ep->aligned_buf, dwc_ep->aligned_dma_addr, dwc_ep->aligned_buf_size, dwc_ep->aligned_buf_size); -+ } -+ dwc_ep->dma_addr=dwc_ep->aligned_dma_addr; -+ if(dwc_ep->is_in) { -+ memcpy(dwc_ep->aligned_buf,dwc_ep->xfer_buff,dwc_ep->total_len); -+ dma_sync_single_for_device(NULL,dwc_ep->dma_addr,dwc_ep->total_len,DMA_TO_DEVICE); -+ } -+ } -+ } -+} -+ -+#endif -+#endif /* DWC_HOST_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_pcd_intr.c -@@ -0,0 +1,3708 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_pcd_intr.c $ -+ * $Revision: #83 $ -+ * $Date: 2008/10/14 $ -+ * $Change: 1115682 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+#ifndef DWC_HOST_ONLY -+#include <linux/interrupt.h> -+#include <linux/dma-mapping.h> -+#include <linux/version.h> -+#include <linux/pci.h> -+ -+#include "dwc_otg_driver.h" -+#include "dwc_otg_pcd.h" -+ -+ -+#define DEBUG_EP0 -+ -+ -+/* request functions defined in "dwc_otg_pcd.c" */ -+ -+/** @file -+ * This file contains the implementation of the PCD Interrupt handlers. -+ * -+ * The PCD handles the device interrupts. Many conditions can cause a -+ * device interrupt. When an interrupt occurs, the device interrupt -+ * service routine determines the cause of the interrupt and -+ * dispatches handling to the appropriate function. These interrupt -+ * handling functions are described below. -+ * All interrupt registers are processed from LSB to MSB. -+ */ -+ -+ -+/** -+ * This function prints the ep0 state for debug purposes. -+ */ -+static inline void print_ep0_state(dwc_otg_pcd_t *pcd) -+{ -+#ifdef DEBUG -+ char str[40]; -+ -+ switch (pcd->ep0state) { -+ case EP0_DISCONNECT: -+ strcpy(str, "EP0_DISCONNECT"); -+ break; -+ case EP0_IDLE: -+ strcpy(str, "EP0_IDLE"); -+ break; -+ case EP0_IN_DATA_PHASE: -+ strcpy(str, "EP0_IN_DATA_PHASE"); -+ break; -+ case EP0_OUT_DATA_PHASE: -+ strcpy(str, "EP0_OUT_DATA_PHASE"); -+ break; -+ case EP0_IN_STATUS_PHASE: -+ strcpy(str,"EP0_IN_STATUS_PHASE"); -+ break; -+ case EP0_OUT_STATUS_PHASE: -+ strcpy(str,"EP0_OUT_STATUS_PHASE"); -+ break; -+ case EP0_STALL: -+ strcpy(str,"EP0_STALL"); -+ break; -+ default: -+ strcpy(str,"EP0_INVALID"); -+ } -+ -+ DWC_DEBUGPL(DBG_ANY, "%s(%d)\n", str, pcd->ep0state); -+#endif -+} -+ -+/** -+ * This function returns pointer to in ep struct with number ep_num -+ */ -+static inline dwc_otg_pcd_ep_t* get_in_ep(dwc_otg_pcd_t *pcd, uint32_t ep_num) -+{ -+ int i; -+ int num_in_eps = GET_CORE_IF(pcd)->dev_if->num_in_eps; -+ if(ep_num == 0) { -+ return &pcd->ep0; -+ } -+ else { -+ for(i = 0; i < num_in_eps; ++i) -+ { -+ if(pcd->in_ep[i].dwc_ep.num == ep_num) -+ return &pcd->in_ep[i]; -+ } -+ return 0; -+ } -+} -+/** -+ * This function returns pointer to out ep struct with number ep_num -+ */ -+static inline dwc_otg_pcd_ep_t* get_out_ep(dwc_otg_pcd_t *pcd, uint32_t ep_num) -+{ -+ int i; -+ int num_out_eps = GET_CORE_IF(pcd)->dev_if->num_out_eps; -+ if(ep_num == 0) { -+ return &pcd->ep0; -+ } -+ else { -+ for(i = 0; i < num_out_eps; ++i) -+ { -+ if(pcd->out_ep[i].dwc_ep.num == ep_num) -+ return &pcd->out_ep[i]; -+ } -+ return 0; -+ } -+} -+/** -+ * This functions gets a pointer to an EP from the wIndex address -+ * value of the control request. -+ */ -+static dwc_otg_pcd_ep_t *get_ep_by_addr (dwc_otg_pcd_t *pcd, u16 wIndex) -+{ -+ dwc_otg_pcd_ep_t *ep; -+ -+ if ((wIndex & USB_ENDPOINT_NUMBER_MASK) == 0) -+ return &pcd->ep0; -+ list_for_each_entry(ep, &pcd->gadget.ep_list, ep.ep_list) -+ { -+ u8 bEndpointAddress; -+ -+ if (!ep->desc) -+ continue; -+ -+ bEndpointAddress = ep->desc->bEndpointAddress; -+ if((wIndex & (USB_DIR_IN | USB_ENDPOINT_NUMBER_MASK)) -+ == (bEndpointAddress & (USB_DIR_IN | USB_ENDPOINT_NUMBER_MASK))) -+ return ep; -+ } -+ return NULL; -+} -+ -+/** -+ * This function checks the EP request queue, if the queue is not -+ * empty the next request is started. -+ */ -+void start_next_request(dwc_otg_pcd_ep_t *ep) -+{ -+ dwc_otg_pcd_request_t *req = 0; -+ uint32_t max_transfer = GET_CORE_IF(ep->pcd)->core_params->max_transfer_size; -+ if (!list_empty(&ep->queue)) { -+ req = list_entry(ep->queue.next, -+ dwc_otg_pcd_request_t, queue); -+ -+ /* Setup and start the Transfer */ -+ ep->dwc_ep.dma_addr = req->req.dma; -+ ep->dwc_ep.start_xfer_buff = req->req.buf; -+ ep->dwc_ep.xfer_buff = req->req.buf; -+ ep->dwc_ep.sent_zlp = 0; -+ ep->dwc_ep.total_len = req->req.length; -+ ep->dwc_ep.xfer_len = 0; -+ ep->dwc_ep.xfer_count = 0; -+ -+ if(max_transfer > MAX_TRANSFER_SIZE) { -+ ep->dwc_ep.maxxfer = max_transfer - (max_transfer % ep->dwc_ep.maxpacket); -+ } else { -+ ep->dwc_ep.maxxfer = max_transfer; -+ } -+ -+ if(req->req.zero) { -+ if((ep->dwc_ep.total_len % ep->dwc_ep.maxpacket == 0) -+ && (ep->dwc_ep.total_len != 0)) { -+ ep->dwc_ep.sent_zlp = 1; -+ } -+ -+ } -+ ep_check_and_patch_dma_addr(ep); -+ dwc_otg_ep_start_transfer(GET_CORE_IF(ep->pcd), &ep->dwc_ep); -+ } -+} -+ -+/** -+ * This function handles the SOF Interrupts. At this time the SOF -+ * Interrupt is disabled. -+ */ -+int32_t dwc_otg_pcd_handle_sof_intr(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ -+ gintsts_data_t gintsts; -+ -+ DWC_DEBUGPL(DBG_PCD, "SOF\n"); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.sofintr = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+ -+/** -+ * This function handles the Rx Status Queue Level Interrupt, which -+ * indicates that there is a least one packet in the Rx FIFO. The -+ * packets are moved from the FIFO to memory, where they will be -+ * processed when the Endpoint Interrupt Register indicates Transfer -+ * Complete or SETUP Phase Done. -+ * -+ * Repeat the following until the Rx Status Queue is empty: -+ * -# Read the Receive Status Pop Register (GRXSTSP) to get Packet -+ * info -+ * -# If Receive FIFO is empty then skip to step Clear the interrupt -+ * and exit -+ * -# If SETUP Packet call dwc_otg_read_setup_packet to copy the -+ * SETUP data to the buffer -+ * -# If OUT Data Packet call dwc_otg_read_packet to copy the data -+ * to the destination buffer -+ */ -+int32_t dwc_otg_pcd_handle_rx_status_q_level_intr(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_core_global_regs_t *global_regs = core_if->core_global_regs; -+ gintmsk_data_t gintmask = {.d32=0}; -+ device_grxsts_data_t status; -+ dwc_otg_pcd_ep_t *ep; -+ gintsts_data_t gintsts; -+#ifdef DEBUG -+ static char *dpid_str[] ={ "D0", "D2", "D1", "MDATA" }; -+#endif -+ -+ //DWC_DEBUGPL(DBG_PCDV, "%s(%p)\n", __func__, _pcd); -+ /* Disable the Rx Status Queue Level interrupt */ -+ gintmask.b.rxstsqlvl= 1; -+ dwc_modify_reg32(&global_regs->gintmsk, gintmask.d32, 0); -+ -+ /* Get the Status from the top of the FIFO */ -+ status.d32 = dwc_read_reg32(&global_regs->grxstsp); -+ -+ DWC_DEBUGPL(DBG_PCD, "EP:%d BCnt:%d DPID:%s " -+ "pktsts:%x Frame:%d(0x%0x)\n", -+ status.b.epnum, status.b.bcnt, -+ dpid_str[status.b.dpid], -+ status.b.pktsts, status.b.fn, status.b.fn); -+ /* Get pointer to EP structure */ -+ ep = get_out_ep(pcd, status.b.epnum); -+ -+ switch (status.b.pktsts) { -+ case DWC_DSTS_GOUT_NAK: -+ DWC_DEBUGPL(DBG_PCDV, "Global OUT NAK\n"); -+ break; -+ case DWC_STS_DATA_UPDT: -+ DWC_DEBUGPL(DBG_PCDV, "OUT Data Packet\n"); -+ if (status.b.bcnt && ep->dwc_ep.xfer_buff) { -+ /** @todo NGS Check for buffer overflow? */ -+ dwc_otg_read_packet(core_if, -+ ep->dwc_ep.xfer_buff, -+ status.b.bcnt); -+ ep->dwc_ep.xfer_count += status.b.bcnt; -+ ep->dwc_ep.xfer_buff += status.b.bcnt; -+ } -+ break; -+ case DWC_STS_XFER_COMP: -+ DWC_DEBUGPL(DBG_PCDV, "OUT Complete\n"); -+ break; -+ case DWC_DSTS_SETUP_COMP: -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCDV, "Setup Complete\n"); -+#endif -+ break; -+case DWC_DSTS_SETUP_UPDT: -+ dwc_otg_read_setup_packet(core_if, pcd->setup_pkt->d32); -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD, -+ "SETUP PKT: %02x.%02x v%04x i%04x l%04x\n", -+ pcd->setup_pkt->req.bRequestType, -+ pcd->setup_pkt->req.bRequest, -+ pcd->setup_pkt->req.wValue, -+ pcd->setup_pkt->req.wIndex, -+ pcd->setup_pkt->req.wLength); -+#endif -+ ep->dwc_ep.xfer_count += status.b.bcnt; -+ break; -+ default: -+ DWC_DEBUGPL(DBG_PCDV, "Invalid Packet Status (0x%0x)\n", -+ status.b.pktsts); -+ break; -+ } -+ -+ /* Enable the Rx Status Queue Level interrupt */ -+ dwc_modify_reg32(&global_regs->gintmsk, 0, gintmask.d32); -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.rxstsqlvl = 1; -+ dwc_write_reg32 (&global_regs->gintsts, gintsts.d32); -+ -+ //DWC_DEBUGPL(DBG_PCDV, "EXIT: %s\n", __func__); -+ return 1; -+} -+/** -+ * This function examines the Device IN Token Learning Queue to -+ * determine the EP number of the last IN token received. This -+ * implementation is for the Mass Storage device where there are only -+ * 2 IN EPs (Control-IN and BULK-IN). -+ * -+ * The EP numbers for the first six IN Tokens are in DTKNQR1 and there -+ * are 8 EP Numbers in each of the other possible DTKNQ Registers. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * -+ */ -+static inline int get_ep_of_last_in_token(dwc_otg_core_if_t *core_if) -+{ -+ dwc_otg_device_global_regs_t *dev_global_regs = -+ core_if->dev_if->dev_global_regs; -+ const uint32_t TOKEN_Q_DEPTH = core_if->hwcfg2.b.dev_token_q_depth; -+ /* Number of Token Queue Registers */ -+ const int DTKNQ_REG_CNT = (TOKEN_Q_DEPTH + 7) / 8; -+ dtknq1_data_t dtknqr1; -+ uint32_t in_tkn_epnums[4]; -+ int ndx = 0; -+ int i = 0; -+ volatile uint32_t *addr = &dev_global_regs->dtknqr1; -+ int epnum = 0; -+ -+ //DWC_DEBUGPL(DBG_PCD,"dev_token_q_depth=%d\n",TOKEN_Q_DEPTH); -+ -+ -+ /* Read the DTKNQ Registers */ -+ for (i = 0; i < DTKNQ_REG_CNT; i++) -+ { -+ in_tkn_epnums[ i ] = dwc_read_reg32(addr); -+ DWC_DEBUGPL(DBG_PCDV, "DTKNQR%d=0x%08x\n", i+1, -+ in_tkn_epnums[i]); -+ if (addr == &dev_global_regs->dvbusdis) { -+ addr = &dev_global_regs->dtknqr3_dthrctl; -+ } -+ else { -+ ++addr; -+ } -+ -+ } -+ -+ /* Copy the DTKNQR1 data to the bit field. */ -+ dtknqr1.d32 = in_tkn_epnums[0]; -+ /* Get the EP numbers */ -+ in_tkn_epnums[0] = dtknqr1.b.epnums0_5; -+ ndx = dtknqr1.b.intknwptr - 1; -+ -+ //DWC_DEBUGPL(DBG_PCDV,"ndx=%d\n",ndx); -+ if (ndx == -1) { -+ /** @todo Find a simpler way to calculate the max -+ * queue position.*/ -+ int cnt = TOKEN_Q_DEPTH; -+ if (TOKEN_Q_DEPTH <= 6) { -+ cnt = TOKEN_Q_DEPTH - 1; -+ } -+ else if (TOKEN_Q_DEPTH <= 14) { -+ cnt = TOKEN_Q_DEPTH - 7; -+ } -+ else if (TOKEN_Q_DEPTH <= 22) { -+ cnt = TOKEN_Q_DEPTH - 15; -+ } -+ else { -+ cnt = TOKEN_Q_DEPTH - 23; -+ } -+ epnum = (in_tkn_epnums[ DTKNQ_REG_CNT - 1 ] >> (cnt * 4)) & 0xF; -+ } -+ else { -+ if (ndx <= 5) { -+ epnum = (in_tkn_epnums[0] >> (ndx * 4)) & 0xF; -+ } -+ else if (ndx <= 13) { -+ ndx -= 6; -+ epnum = (in_tkn_epnums[1] >> (ndx * 4)) & 0xF; -+ } -+ else if (ndx <= 21) { -+ ndx -= 14; -+ epnum = (in_tkn_epnums[2] >> (ndx * 4)) & 0xF; -+ } -+ else if (ndx <= 29) { -+ ndx -= 22; -+ epnum = (in_tkn_epnums[3] >> (ndx * 4)) & 0xF; -+ } -+ } -+ //DWC_DEBUGPL(DBG_PCD,"epnum=%d\n",epnum); -+ return epnum; -+} -+ -+/** -+ * This interrupt occurs when the non-periodic Tx FIFO is half-empty. -+ * The active request is checked for the next packet to be loaded into -+ * the non-periodic Tx FIFO. -+ */ -+int32_t dwc_otg_pcd_handle_np_tx_fifo_empty_intr(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ dwc_otg_dev_in_ep_regs_t *ep_regs; -+ gnptxsts_data_t txstatus = {.d32 = 0}; -+ gintsts_data_t gintsts; -+ -+ int epnum = 0; -+ dwc_otg_pcd_ep_t *ep = 0; -+ uint32_t len = 0; -+ int dwords; -+ -+ /* Get the epnum from the IN Token Learning Queue. */ -+ epnum = get_ep_of_last_in_token(core_if); -+ ep = get_in_ep(pcd, epnum); -+ -+ DWC_DEBUGPL(DBG_PCD, "NP TxFifo Empty: %s(%d) \n", ep->ep.name, epnum); -+ ep_regs = core_if->dev_if->in_ep_regs[epnum]; -+ -+ len = ep->dwc_ep.xfer_len - ep->dwc_ep.xfer_count; -+ if (len > ep->dwc_ep.maxpacket) { -+ len = ep->dwc_ep.maxpacket; -+ } -+ dwords = (len + 3)/4; -+ -+ -+ /* While there is space in the queue and space in the FIFO and -+ * More data to tranfer, Write packets to the Tx FIFO */ -+ txstatus.d32 = dwc_read_reg32(&global_regs->gnptxsts); -+ DWC_DEBUGPL(DBG_PCDV, "b4 GNPTXSTS=0x%08x\n",txstatus.d32); -+ -+ while (txstatus.b.nptxqspcavail > 0 && -+ txstatus.b.nptxfspcavail > dwords && -+ ep->dwc_ep.xfer_count < ep->dwc_ep.xfer_len) { -+ /* Write the FIFO */ -+ dwc_otg_ep_write_packet(core_if, &ep->dwc_ep, 0); -+ len = ep->dwc_ep.xfer_len - ep->dwc_ep.xfer_count; -+ -+ if (len > ep->dwc_ep.maxpacket) { -+ len = ep->dwc_ep.maxpacket; -+ } -+ -+ dwords = (len + 3)/4; -+ txstatus.d32 = dwc_read_reg32(&global_regs->gnptxsts); -+ DWC_DEBUGPL(DBG_PCDV,"GNPTXSTS=0x%08x\n",txstatus.d32); -+ } -+ -+ DWC_DEBUGPL(DBG_PCDV, "GNPTXSTS=0x%08x\n", -+ dwc_read_reg32(&global_regs->gnptxsts)); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.nptxfempty = 1; -+ dwc_write_reg32 (&global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This function is called when dedicated Tx FIFO Empty interrupt occurs. -+ * The active request is checked for the next packet to be loaded into -+ * apropriate Tx FIFO. -+ */ -+static int32_t write_empty_tx_fifo(dwc_otg_pcd_t *pcd, uint32_t epnum) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t* dev_if = core_if->dev_if; -+ dwc_otg_dev_in_ep_regs_t *ep_regs; -+ dtxfsts_data_t txstatus = {.d32 = 0}; -+ dwc_otg_pcd_ep_t *ep = 0; -+ uint32_t len = 0; -+ int dwords; -+ -+ ep = get_in_ep(pcd, epnum); -+ -+ DWC_DEBUGPL(DBG_PCD, "Dedicated TxFifo Empty: %s(%d) \n", ep->ep.name, epnum); -+ -+ ep_regs = core_if->dev_if->in_ep_regs[epnum]; -+ -+ len = ep->dwc_ep.xfer_len - ep->dwc_ep.xfer_count; -+ -+ if (len > ep->dwc_ep.maxpacket) { -+ len = ep->dwc_ep.maxpacket; -+ } -+ -+ dwords = (len + 3)/4; -+ -+ /* While there is space in the queue and space in the FIFO and -+ * More data to tranfer, Write packets to the Tx FIFO */ -+ txstatus.d32 = dwc_read_reg32(&dev_if->in_ep_regs[epnum]->dtxfsts); -+ DWC_DEBUGPL(DBG_PCDV, "b4 dtxfsts[%d]=0x%08x\n",epnum,txstatus.d32); -+ -+ while (txstatus.b.txfspcavail > dwords && -+ ep->dwc_ep.xfer_count < ep->dwc_ep.xfer_len && -+ ep->dwc_ep.xfer_len != 0) { -+ /* Write the FIFO */ -+ dwc_otg_ep_write_packet(core_if, &ep->dwc_ep, 0); -+ -+ len = ep->dwc_ep.xfer_len - ep->dwc_ep.xfer_count; -+ if (len > ep->dwc_ep.maxpacket) { -+ len = ep->dwc_ep.maxpacket; -+ } -+ -+ dwords = (len + 3)/4; -+ txstatus.d32 = dwc_read_reg32(&dev_if->in_ep_regs[epnum]->dtxfsts); -+ DWC_DEBUGPL(DBG_PCDV,"dtxfsts[%d]=0x%08x\n", epnum, txstatus.d32); -+ } -+ -+ DWC_DEBUGPL(DBG_PCDV, "b4 dtxfsts[%d]=0x%08x\n",epnum,dwc_read_reg32(&dev_if->in_ep_regs[epnum]->dtxfsts)); -+ -+ return 1; -+} -+ -+ -+/** -+ * This function is called when the Device is disconnected. It stops -+ * any active requests and informs the Gadget driver of the -+ * disconnect. -+ */ -+void dwc_otg_pcd_stop(dwc_otg_pcd_t *pcd) -+{ -+ int i, num_in_eps, num_out_eps; -+ dwc_otg_pcd_ep_t *ep; -+ -+ gintmsk_data_t intr_mask = {.d32 = 0}; -+ -+ num_in_eps = GET_CORE_IF(pcd)->dev_if->num_in_eps; -+ num_out_eps = GET_CORE_IF(pcd)->dev_if->num_out_eps; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s() \n", __func__); -+ /* don't disconnect drivers more than once */ -+ if (pcd->ep0state == EP0_DISCONNECT) { -+ DWC_DEBUGPL(DBG_ANY, "%s() Already Disconnected\n", __func__); -+ return; -+ } -+ pcd->ep0state = EP0_DISCONNECT; -+ -+ /* Reset the OTG state. */ -+ dwc_otg_pcd_update_otg(pcd, 1); -+ -+ /* Disable the NP Tx Fifo Empty Interrupt. */ -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+ /* Flush the FIFOs */ -+ /**@todo NGS Flush Periodic FIFOs */ -+ dwc_otg_flush_tx_fifo(GET_CORE_IF(pcd), 0x10); -+ dwc_otg_flush_rx_fifo(GET_CORE_IF(pcd)); -+ -+ /* prevent new request submissions, kill any outstanding requests */ -+ ep = &pcd->ep0; -+ dwc_otg_request_nuke(ep); -+ /* prevent new request submissions, kill any outstanding requests */ -+ for (i = 0; i < num_in_eps; i++) -+ { -+ dwc_otg_pcd_ep_t *ep = &pcd->in_ep[i]; -+ dwc_otg_request_nuke(ep); -+ } -+ /* prevent new request submissions, kill any outstanding requests */ -+ for (i = 0; i < num_out_eps; i++) -+ { -+ dwc_otg_pcd_ep_t *ep = &pcd->out_ep[i]; -+ dwc_otg_request_nuke(ep); -+ } -+ -+ /* report disconnect; the driver is already quiesced */ -+ if (pcd->driver && pcd->driver->disconnect) { -+ SPIN_UNLOCK(&pcd->lock); -+ pcd->driver->disconnect(&pcd->gadget); -+ SPIN_LOCK(&pcd->lock); -+ } -+} -+ -+/** -+ * This interrupt indicates that ... -+ */ -+int32_t dwc_otg_pcd_handle_i2c_intr(dwc_otg_pcd_t *pcd) -+{ -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ gintsts_data_t gintsts; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", "i2cintr"); -+ intr_mask.b.i2cintr = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.i2cintr = 1; -+ dwc_write_reg32 (&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ return 1; -+} -+ -+ -+/** -+ * This interrupt indicates that ... -+ */ -+int32_t dwc_otg_pcd_handle_early_suspend_intr(dwc_otg_pcd_t *pcd) -+{ -+ gintsts_data_t gintsts; -+#if defined(VERBOSE) -+ DWC_PRINT("Early Suspend Detected\n"); -+#endif -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.erlysuspend = 1; -+ dwc_write_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ return 1; -+} -+ -+/** -+ * This function configures EPO to receive SETUP packets. -+ * -+ * @todo NGS: Update the comments from the HW FS. -+ * -+ * -# Program the following fields in the endpoint specific registers -+ * for Control OUT EP 0, in order to receive a setup packet -+ * - DOEPTSIZ0.Packet Count = 3 (To receive up to 3 back to back -+ * setup packets) -+ * - DOEPTSIZE0.Transfer Size = 24 Bytes (To receive up to 3 back -+ * to back setup packets) -+ * - In DMA mode, DOEPDMA0 Register with a memory address to -+ * store any setup packets received -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param pcd Programming view of the PCD. -+ */ -+static inline void ep0_out_start(dwc_otg_core_if_t *core_if, dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ deptsiz0_data_t doeptsize0 = { .d32 = 0}; -+ dwc_otg_dma_desc_t* dma_desc; -+ depctl_data_t doepctl = { .d32 = 0 }; -+ -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_PCDV,"%s() doepctl0=%0x\n", __func__, -+ dwc_read_reg32(&dev_if->out_ep_regs[0]->doepctl)); -+#endif -+ -+ doeptsize0.b.supcnt = 3; -+ doeptsize0.b.pktcnt = 1; -+ doeptsize0.b.xfersize = 8*3; -+ -+ -+ if (core_if->dma_enable) { -+ if (!core_if->dma_desc_enable) { -+ /** put here as for Hermes mode deptisz register should not be written */ -+ dwc_write_reg32(&dev_if->out_ep_regs[0]->doeptsiz, -+ doeptsize0.d32); -+ -+ /** @todo dma needs to handle multiple setup packets (up to 3) */ -+ VERIFY_PCD_DMA_ADDR(pcd->setup_pkt_dma_handle); -+ -+ dwc_write_reg32(&dev_if->out_ep_regs[0]->doepdma, -+ pcd->setup_pkt_dma_handle); -+ } else { -+ dev_if->setup_desc_index = (dev_if->setup_desc_index + 1) & 1; -+ dma_desc = dev_if->setup_desc_addr[dev_if->setup_desc_index]; -+ -+ /** DMA Descriptor Setup */ -+ dma_desc->status.b.bs = BS_HOST_BUSY; -+ dma_desc->status.b.l = 1; -+ dma_desc->status.b.ioc = 1; -+ dma_desc->status.b.bytes = pcd->ep0.dwc_ep.maxpacket; -+ dma_desc->buf = pcd->setup_pkt_dma_handle; -+ dma_desc->status.b.bs = BS_HOST_READY; -+ -+ /** DOEPDMA0 Register write */ -+ VERIFY_PCD_DMA_ADDR(dev_if->dma_setup_desc_addr[dev_if->setup_desc_index]); -+ dwc_write_reg32(&dev_if->out_ep_regs[0]->doepdma, dev_if->dma_setup_desc_addr[dev_if->setup_desc_index]); -+ } -+ -+ } else { -+ /** put here as for Hermes mode deptisz register should not be written */ -+ dwc_write_reg32(&dev_if->out_ep_regs[0]->doeptsiz, -+ doeptsize0.d32); -+ } -+ -+ /** DOEPCTL0 Register write */ -+ doepctl.b.epena = 1; -+ doepctl.b.cnak = 1; -+ dwc_write_reg32(&dev_if->out_ep_regs[0]->doepctl, doepctl.d32); -+ -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_PCDV,"doepctl0=%0x\n", -+ dwc_read_reg32(&dev_if->out_ep_regs[0]->doepctl)); -+ DWC_DEBUGPL(DBG_PCDV,"diepctl0=%0x\n", -+ dwc_read_reg32(&dev_if->in_ep_regs[0]->diepctl)); -+#endif -+} -+ -+ -+/** -+ * This interrupt occurs when a USB Reset is detected. When the USB -+ * Reset Interrupt occurs the device state is set to DEFAULT and the -+ * EP0 state is set to IDLE. -+ * -# Set the NAK bit for all OUT endpoints (DOEPCTLn.SNAK = 1) -+ * -# Unmask the following interrupt bits -+ * - DAINTMSK.INEP0 = 1 (Control 0 IN endpoint) -+ * - DAINTMSK.OUTEP0 = 1 (Control 0 OUT endpoint) -+ * - DOEPMSK.SETUP = 1 -+ * - DOEPMSK.XferCompl = 1 -+ * - DIEPMSK.XferCompl = 1 -+ * - DIEPMSK.TimeOut = 1 -+ * -# Program the following fields in the endpoint specific registers -+ * for Control OUT EP 0, in order to receive a setup packet -+ * - DOEPTSIZ0.Packet Count = 3 (To receive up to 3 back to back -+ * setup packets) -+ * - DOEPTSIZE0.Transfer Size = 24 Bytes (To receive up to 3 back -+ * to back setup packets) -+ * - In DMA mode, DOEPDMA0 Register with a memory address to -+ * store any setup packets received -+ * At this point, all the required initialization, except for enabling -+ * the control 0 OUT endpoint is done, for receiving SETUP packets. -+ */ -+int32_t dwc_otg_pcd_handle_usb_reset_intr(dwc_otg_pcd_t * pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ depctl_data_t doepctl = { .d32 = 0}; -+ -+ daint_data_t daintmsk = { .d32 = 0}; -+ doepmsk_data_t doepmsk = { .d32 = 0}; -+ diepmsk_data_t diepmsk = { .d32 = 0}; -+ -+ dcfg_data_t dcfg = { .d32=0 }; -+ grstctl_t resetctl = { .d32=0 }; -+ dctl_data_t dctl = {.d32=0}; -+ int i = 0; -+ gintsts_data_t gintsts; -+ -+ DWC_PRINT("USB RESET\n"); -+#ifdef DWC_EN_ISOC -+ for(i = 1;i < 16; ++i) -+ { -+ dwc_otg_pcd_ep_t *ep; -+ dwc_ep_t *dwc_ep; -+ ep = get_in_ep(pcd,i); -+ if(ep != 0){ -+ dwc_ep = &ep->dwc_ep; -+ dwc_ep->next_frame = 0xffffffff; -+ } -+ } -+#endif /* DWC_EN_ISOC */ -+ -+ /* reset the HNP settings */ -+ dwc_otg_pcd_update_otg(pcd, 1); -+ -+ /* Clear the Remote Wakeup Signalling */ -+ dctl.b.rmtwkupsig = 1; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dctl, -+ dctl.d32, 0); -+ -+ /* Set NAK for all OUT EPs */ -+ doepctl.b.snak = 1; -+ for (i=0; i <= dev_if->num_out_eps; i++) -+ { -+ dwc_write_reg32(&dev_if->out_ep_regs[i]->doepctl, -+ doepctl.d32); -+ } -+ -+ /* Flush the NP Tx FIFO */ -+ dwc_otg_flush_tx_fifo(core_if, 0x10); -+ /* Flush the Learning Queue */ -+ resetctl.b.intknqflsh = 1; -+ dwc_write_reg32(&core_if->core_global_regs->grstctl, resetctl.d32); -+ -+ if(core_if->multiproc_int_enable) { -+ daintmsk.b.inep0 = 1; -+ daintmsk.b.outep0 = 1; -+ dwc_write_reg32(&dev_if->dev_global_regs->deachintmsk, daintmsk.d32); -+ -+ doepmsk.b.setup = 1; -+ doepmsk.b.xfercompl = 1; -+ doepmsk.b.ahberr = 1; -+ doepmsk.b.epdisabled = 1; -+ -+ if(core_if->dma_desc_enable) { -+ doepmsk.b.stsphsercvd = 1; -+ doepmsk.b.bna = 1; -+ } -+/* -+ doepmsk.b.babble = 1; -+ doepmsk.b.nyet = 1; -+ -+ if(core_if->dma_enable) { -+ doepmsk.b.nak = 1; -+ } -+*/ -+ dwc_write_reg32(&dev_if->dev_global_regs->doepeachintmsk[0], doepmsk.d32); -+ -+ diepmsk.b.xfercompl = 1; -+ diepmsk.b.timeout = 1; -+ diepmsk.b.epdisabled = 1; -+ diepmsk.b.ahberr = 1; -+ diepmsk.b.intknepmis = 1; -+ -+ if(core_if->dma_desc_enable) { -+ diepmsk.b.bna = 1; -+ } -+/* -+ if(core_if->dma_enable) { -+ diepmsk.b.nak = 1; -+ } -+*/ -+ dwc_write_reg32(&dev_if->dev_global_regs->diepeachintmsk[0], diepmsk.d32); -+ } else{ -+ daintmsk.b.inep0 = 1; -+ daintmsk.b.outep0 = 1; -+ dwc_write_reg32(&dev_if->dev_global_regs->daintmsk, daintmsk.d32); -+ -+ doepmsk.b.setup = 1; -+ doepmsk.b.xfercompl = 1; -+ doepmsk.b.ahberr = 1; -+ doepmsk.b.epdisabled = 1; -+ -+ if(core_if->dma_desc_enable) { -+ doepmsk.b.stsphsercvd = 1; -+ doepmsk.b.bna = 1; -+ } -+/* -+ doepmsk.b.babble = 1; -+ doepmsk.b.nyet = 1; -+ doepmsk.b.nak = 1; -+*/ -+ dwc_write_reg32(&dev_if->dev_global_regs->doepmsk, doepmsk.d32); -+ -+ diepmsk.b.xfercompl = 1; -+ diepmsk.b.timeout = 1; -+ diepmsk.b.epdisabled = 1; -+ diepmsk.b.ahberr = 1; -+ diepmsk.b.intknepmis = 1; -+ -+ if(core_if->dma_desc_enable) { -+ diepmsk.b.bna = 1; -+ } -+ -+// diepmsk.b.nak = 1; -+ -+ dwc_write_reg32(&dev_if->dev_global_regs->diepmsk, diepmsk.d32); -+ } -+ -+ /* Reset Device Address */ -+ dcfg.d32 = dwc_read_reg32(&dev_if->dev_global_regs->dcfg); -+ dcfg.b.devaddr = 0; -+ dwc_write_reg32(&dev_if->dev_global_regs->dcfg, dcfg.d32); -+ -+ /* setup EP0 to receive SETUP packets */ -+ ep0_out_start(core_if, pcd); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.usbreset = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * Get the device speed from the device status register and convert it -+ * to USB speed constant. -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ */ -+static int get_device_speed(dwc_otg_core_if_t *core_if) -+{ -+ dsts_data_t dsts; -+ enum usb_device_speed speed = USB_SPEED_UNKNOWN; -+ dsts.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dsts); -+ -+ switch (dsts.b.enumspd) { -+ case DWC_DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ: -+ speed = USB_SPEED_HIGH; -+ break; -+ case DWC_DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ: -+ case DWC_DSTS_ENUMSPD_FS_PHY_48MHZ: -+ speed = USB_SPEED_FULL; -+ break; -+ -+ case DWC_DSTS_ENUMSPD_LS_PHY_6MHZ: -+ speed = USB_SPEED_LOW; -+ break; -+ } -+ -+ return speed; -+} -+ -+/** -+ * Read the device status register and set the device speed in the -+ * data structure. -+ * Set up EP0 to receive SETUP packets by calling dwc_ep0_activate. -+ */ -+int32_t dwc_otg_pcd_handle_enum_done_intr(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ gintsts_data_t gintsts; -+ gusbcfg_data_t gusbcfg; -+ dwc_otg_core_global_regs_t *global_regs = -+ GET_CORE_IF(pcd)->core_global_regs; -+ uint8_t utmi16b, utmi8b; -+// DWC_DEBUGPL(DBG_PCD, "SPEED ENUM\n"); -+ DWC_PRINT("SPEED ENUM\n"); -+ -+ if (GET_CORE_IF(pcd)->snpsid >= 0x4F54260A) { -+ utmi16b = 6; -+ utmi8b = 9; -+ } else { -+ utmi16b = 4; -+ utmi8b = 8; -+ } -+ dwc_otg_ep0_activate(GET_CORE_IF(pcd), &ep0->dwc_ep); -+ -+#ifdef DEBUG_EP0 -+ print_ep0_state(pcd); -+#endif -+ -+ if (pcd->ep0state == EP0_DISCONNECT) { -+ pcd->ep0state = EP0_IDLE; -+ } -+ else if (pcd->ep0state == EP0_STALL) { -+ pcd->ep0state = EP0_IDLE; -+ } -+ -+ pcd->ep0state = EP0_IDLE; -+ -+ ep0->stopped = 0; -+ -+ pcd->gadget.speed = get_device_speed(GET_CORE_IF(pcd)); -+ -+ /* Set USB turnaround time based on device speed and PHY interface. */ -+ gusbcfg.d32 = dwc_read_reg32(&global_regs->gusbcfg); -+ if (pcd->gadget.speed == USB_SPEED_HIGH) { -+ if (GET_CORE_IF(pcd)->hwcfg2.b.hs_phy_type == DWC_HWCFG2_HS_PHY_TYPE_ULPI) { -+ /* ULPI interface */ -+ gusbcfg.b.usbtrdtim = 9; -+ } -+ if (GET_CORE_IF(pcd)->hwcfg2.b.hs_phy_type == DWC_HWCFG2_HS_PHY_TYPE_UTMI) { -+ /* UTMI+ interface */ -+ if (GET_CORE_IF(pcd)->hwcfg4.b.utmi_phy_data_width == 0) { -+ gusbcfg.b.usbtrdtim = utmi8b; -+ } -+ else if (GET_CORE_IF(pcd)->hwcfg4.b.utmi_phy_data_width == 1) { -+ gusbcfg.b.usbtrdtim = utmi16b; -+ } -+ else if (GET_CORE_IF(pcd)->core_params->phy_utmi_width == 8) { -+ gusbcfg.b.usbtrdtim = utmi8b; -+ } -+ else { -+ gusbcfg.b.usbtrdtim = utmi16b; -+ } -+ } -+ if (GET_CORE_IF(pcd)->hwcfg2.b.hs_phy_type == DWC_HWCFG2_HS_PHY_TYPE_UTMI_ULPI) { -+ /* UTMI+ OR ULPI interface */ -+ if (gusbcfg.b.ulpi_utmi_sel == 1) { -+ /* ULPI interface */ -+ gusbcfg.b.usbtrdtim = 9; -+ } -+ else { -+ /* UTMI+ interface */ -+ if (GET_CORE_IF(pcd)->core_params->phy_utmi_width == 16) { -+ gusbcfg.b.usbtrdtim = utmi16b; -+ } -+ else { -+ gusbcfg.b.usbtrdtim = utmi8b; -+ } -+ } -+ } -+ } -+ else { -+ /* Full or low speed */ -+ gusbcfg.b.usbtrdtim = 9; -+ } -+ dwc_write_reg32(&global_regs->gusbcfg, gusbcfg.d32); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.enumdone = 1; -+ dwc_write_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ return 1; -+} -+ -+/** -+ * This interrupt indicates that the ISO OUT Packet was dropped due to -+ * Rx FIFO full or Rx Status Queue Full. If this interrupt occurs -+ * read all the data from the Rx FIFO. -+ */ -+int32_t dwc_otg_pcd_handle_isoc_out_packet_dropped_intr(dwc_otg_pcd_t *pcd) -+{ -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ gintsts_data_t gintsts; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", -+ "ISOC Out Dropped"); -+ -+ intr_mask.b.isooutdrop = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+ /* Clear interrupt */ -+ -+ gintsts.d32 = 0; -+ gintsts.b.isooutdrop = 1; -+ dwc_write_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This interrupt indicates the end of the portion of the micro-frame -+ * for periodic transactions. If there is a periodic transaction for -+ * the next frame, load the packets into the EP periodic Tx FIFO. -+ */ -+int32_t dwc_otg_pcd_handle_end_periodic_frame_intr(dwc_otg_pcd_t *pcd) -+{ -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ gintsts_data_t gintsts; -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", "EOP"); -+ -+ intr_mask.b.eopframe = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.eopframe = 1; -+ dwc_write_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This interrupt indicates that EP of the packet on the top of the -+ * non-periodic Tx FIFO does not match EP of the IN Token received. -+ * -+ * The "Device IN Token Queue" Registers are read to determine the -+ * order the IN Tokens have been received. The non-periodic Tx FIFO -+ * is flushed, so it can be reloaded in the order seen in the IN Token -+ * Queue. -+ */ -+int32_t dwc_otg_pcd_handle_ep_mismatch_intr(dwc_otg_core_if_t *core_if) -+{ -+ gintsts_data_t gintsts; -+ DWC_DEBUGPL(DBG_PCDV, "%s(%p)\n", __func__, core_if); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.epmismatch = 1; -+ dwc_write_reg32 (&core_if->core_global_regs->gintsts, gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This funcion stalls EP0. -+ */ -+static inline void ep0_do_stall(dwc_otg_pcd_t *pcd, const int err_val) -+{ -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ struct usb_ctrlrequest *ctrl = &pcd->setup_pkt->req; -+ DWC_WARN("req %02x.%02x protocol STALL; err %d\n", -+ ctrl->bRequestType, ctrl->bRequest, err_val); -+ -+ ep0->dwc_ep.is_in = 1; -+ dwc_otg_ep_set_stall(pcd->otg_dev->core_if, &ep0->dwc_ep); -+ pcd->ep0.stopped = 1; -+ pcd->ep0state = EP0_IDLE; -+ ep0_out_start(GET_CORE_IF(pcd), pcd); -+} -+ -+/** -+ * This functions delegates the setup command to the gadget driver. -+ */ -+static inline void do_gadget_setup(dwc_otg_pcd_t *pcd, -+ struct usb_ctrlrequest * ctrl) -+{ -+ int ret = 0; -+ if (pcd->driver && pcd->driver->setup) { -+ SPIN_UNLOCK(&pcd->lock); -+ ret = pcd->driver->setup(&pcd->gadget, ctrl); -+ SPIN_LOCK(&pcd->lock); -+ if (ret < 0) { -+ ep0_do_stall(pcd, ret); -+ } -+ -+ /** @todo This is a g_file_storage gadget driver specific -+ * workaround: a DELAYED_STATUS result from the fsg_setup -+ * routine will result in the gadget queueing a EP0 IN status -+ * phase for a two-stage control transfer. Exactly the same as -+ * a SET_CONFIGURATION/SET_INTERFACE except that this is a class -+ * specific request. Need a generic way to know when the gadget -+ * driver will queue the status phase. Can we assume when we -+ * call the gadget driver setup() function that it will always -+ * queue and require the following flag? Need to look into -+ * this. -+ */ -+ -+ if (ret == 256 + 999) { -+ pcd->request_config = 1; -+ } -+ } -+} -+ -+/** -+ * This function starts the Zero-Length Packet for the IN status phase -+ * of a 2 stage control transfer. -+ */ -+static inline void do_setup_in_status_phase(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ if (pcd->ep0state == EP0_STALL) { -+ return; -+ } -+ -+ pcd->ep0state = EP0_IN_STATUS_PHASE; -+ -+ /* Prepare for more SETUP Packets */ -+ DWC_DEBUGPL(DBG_PCD, "EP0 IN ZLP\n"); -+ ep0->dwc_ep.xfer_len = 0; -+ ep0->dwc_ep.xfer_count = 0; -+ ep0->dwc_ep.is_in = 1; -+ ep0->dwc_ep.dma_addr = pcd->setup_pkt_dma_handle; -+ dwc_otg_ep0_start_transfer(GET_CORE_IF(pcd), &ep0->dwc_ep); -+ -+ /* Prepare for more SETUP Packets */ -+// if(GET_CORE_IF(pcd)->dma_enable == 0) ep0_out_start(GET_CORE_IF(pcd), pcd); -+} -+ -+/** -+ * This function starts the Zero-Length Packet for the OUT status phase -+ * of a 2 stage control transfer. -+ */ -+static inline void do_setup_out_status_phase(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ if (pcd->ep0state == EP0_STALL) { -+ DWC_DEBUGPL(DBG_PCD, "EP0 STALLED\n"); -+ return; -+ } -+ pcd->ep0state = EP0_OUT_STATUS_PHASE; -+ -+ DWC_DEBUGPL(DBG_PCD, "EP0 OUT ZLP\n"); -+ ep0->dwc_ep.xfer_len = 0; -+ ep0->dwc_ep.xfer_count = 0; -+ ep0->dwc_ep.is_in = 0; -+ ep0->dwc_ep.dma_addr = pcd->setup_pkt_dma_handle; -+ dwc_otg_ep0_start_transfer(GET_CORE_IF(pcd), &ep0->dwc_ep); -+ -+ /* Prepare for more SETUP Packets */ -+ if(GET_CORE_IF(pcd)->dma_enable == 0) { -+ ep0_out_start(GET_CORE_IF(pcd), pcd); -+ } -+} -+ -+/** -+ * Clear the EP halt (STALL) and if pending requests start the -+ * transfer. -+ */ -+static inline void pcd_clear_halt(dwc_otg_pcd_t *pcd, dwc_otg_pcd_ep_t *ep) -+{ -+ if(ep->dwc_ep.stall_clear_flag == 0) -+ dwc_otg_ep_clear_stall(GET_CORE_IF(pcd), &ep->dwc_ep); -+ -+ /* Reactive the EP */ -+ dwc_otg_ep_activate(GET_CORE_IF(pcd), &ep->dwc_ep); -+ if (ep->stopped) { -+ ep->stopped = 0; -+ /* If there is a request in the EP queue start it */ -+ -+ /** @todo FIXME: this causes an EP mismatch in DMA mode. -+ * epmismatch not yet implemented. */ -+ -+ /* -+ * Above fixme is solved by implmenting a tasklet to call the -+ * start_next_request(), outside of interrupt context at some -+ * time after the current time, after a clear-halt setup packet. -+ * Still need to implement ep mismatch in the future if a gadget -+ * ever uses more than one endpoint at once -+ */ -+ ep->queue_sof = 1; -+ tasklet_schedule (pcd->start_xfer_tasklet); -+ } -+ /* Start Control Status Phase */ -+ do_setup_in_status_phase(pcd); -+} -+ -+/** -+ * This function is called when the SET_FEATURE TEST_MODE Setup packet -+ * is sent from the host. The Device Control register is written with -+ * the Test Mode bits set to the specified Test Mode. This is done as -+ * a tasklet so that the "Status" phase of the control transfer -+ * completes before transmitting the TEST packets. -+ * -+ * @todo This has not been tested since the tasklet struct was put -+ * into the PCD struct! -+ * -+ */ -+static void do_test_mode(unsigned long data) -+{ -+ dctl_data_t dctl; -+ dwc_otg_pcd_t *pcd = (dwc_otg_pcd_t *)data; -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ int test_mode = pcd->test_mode; -+ -+ -+// DWC_WARN("%s() has not been tested since being rewritten!\n", __func__); -+ -+ dctl.d32 = dwc_read_reg32(&core_if->dev_if->dev_global_regs->dctl); -+ switch (test_mode) { -+ case 1: // TEST_J -+ dctl.b.tstctl = 1; -+ break; -+ -+ case 2: // TEST_K -+ dctl.b.tstctl = 2; -+ break; -+ -+ case 3: // TEST_SE0_NAK -+ dctl.b.tstctl = 3; -+ break; -+ -+ case 4: // TEST_PACKET -+ dctl.b.tstctl = 4; -+ break; -+ -+ case 5: // TEST_FORCE_ENABLE -+ dctl.b.tstctl = 5; -+ break; -+ } -+ dwc_write_reg32(&core_if->dev_if->dev_global_regs->dctl, dctl.d32); -+} -+ -+/** -+ * This function process the GET_STATUS Setup Commands. -+ */ -+static inline void do_get_status(dwc_otg_pcd_t *pcd) -+{ -+ struct usb_ctrlrequest ctrl = pcd->setup_pkt->req; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ uint16_t *status = pcd->status_buf; -+ -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD, -+ "GET_STATUS %02x.%02x v%04x i%04x l%04x\n", -+ ctrl.bRequestType, ctrl.bRequest, -+ ctrl.wValue, ctrl.wIndex, ctrl.wLength); -+#endif -+ -+ switch (ctrl.bRequestType & USB_RECIP_MASK) { -+ case USB_RECIP_DEVICE: -+ *status = 0x1; /* Self powered */ -+ *status |= pcd->remote_wakeup_enable << 1; -+ break; -+ -+ case USB_RECIP_INTERFACE: -+ *status = 0; -+ break; -+ -+ case USB_RECIP_ENDPOINT: -+ ep = get_ep_by_addr(pcd, ctrl.wIndex); -+ if (ep == 0 || ctrl.wLength > 2) { -+ ep0_do_stall(pcd, -EOPNOTSUPP); -+ return; -+ } -+ /** @todo check for EP stall */ -+ *status = ep->stopped; -+ break; -+ } -+ pcd->ep0_pending = 1; -+ ep0->dwc_ep.start_xfer_buff = (uint8_t *)status; -+ ep0->dwc_ep.xfer_buff = (uint8_t *)status; -+ ep0->dwc_ep.dma_addr = pcd->status_buf_dma_handle; -+ ep0->dwc_ep.xfer_len = 2; -+ ep0->dwc_ep.xfer_count = 0; -+ ep0->dwc_ep.total_len = ep0->dwc_ep.xfer_len; -+ dwc_otg_ep0_start_transfer(GET_CORE_IF(pcd), &ep0->dwc_ep); -+} -+/** -+ * This function process the SET_FEATURE Setup Commands. -+ */ -+static inline void do_set_feature(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+ struct usb_ctrlrequest ctrl = pcd->setup_pkt->req; -+ dwc_otg_pcd_ep_t *ep = 0; -+ int32_t otg_cap_param = core_if->core_params->otg_cap; -+ gotgctl_data_t gotgctl = { .d32 = 0 }; -+ -+ DWC_DEBUGPL(DBG_PCD, "SET_FEATURE:%02x.%02x v%04x i%04x l%04x\n", -+ ctrl.bRequestType, ctrl.bRequest, -+ ctrl.wValue, ctrl.wIndex, ctrl.wLength); -+ DWC_DEBUGPL(DBG_PCD,"otg_cap=%d\n", otg_cap_param); -+ -+ -+ switch (ctrl.bRequestType & USB_RECIP_MASK) { -+ case USB_RECIP_DEVICE: -+ switch (ctrl.wValue) { -+ case USB_DEVICE_REMOTE_WAKEUP: -+ pcd->remote_wakeup_enable = 1; -+ break; -+ -+ case USB_DEVICE_TEST_MODE: -+ /* Setup the Test Mode tasklet to do the Test -+ * Packet generation after the SETUP Status -+ * phase has completed. */ -+ -+ /** @todo This has not been tested since the -+ * tasklet struct was put into the PCD -+ * struct! */ -+ pcd->test_mode_tasklet.next = 0; -+ pcd->test_mode_tasklet.state = 0; -+ atomic_set(&pcd->test_mode_tasklet.count, 0); -+ pcd->test_mode_tasklet.func = do_test_mode; -+ pcd->test_mode_tasklet.data = (unsigned long)pcd; -+ pcd->test_mode = ctrl.wIndex >> 8; -+ tasklet_schedule(&pcd->test_mode_tasklet); -+ break; -+ -+ case USB_DEVICE_B_HNP_ENABLE: -+ DWC_DEBUGPL(DBG_PCDV, "SET_FEATURE: USB_DEVICE_B_HNP_ENABLE\n"); -+ -+ /* dev may initiate HNP */ -+ if (otg_cap_param == DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE) { -+ pcd->b_hnp_enable = 1; -+ dwc_otg_pcd_update_otg(pcd, 0); -+ DWC_DEBUGPL(DBG_PCD, "Request B HNP\n"); -+ /**@todo Is the gotgctl.devhnpen cleared -+ * by a USB Reset? */ -+ gotgctl.b.devhnpen = 1; -+ gotgctl.b.hnpreq = 1; -+ dwc_write_reg32(&global_regs->gotgctl, gotgctl.d32); -+ } -+ else { -+ ep0_do_stall(pcd, -EOPNOTSUPP); -+ } -+ break; -+ -+ case USB_DEVICE_A_HNP_SUPPORT: -+ /* RH port supports HNP */ -+ DWC_DEBUGPL(DBG_PCDV, "SET_FEATURE: USB_DEVICE_A_HNP_SUPPORT\n"); -+ if (otg_cap_param == DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE) { -+ pcd->a_hnp_support = 1; -+ dwc_otg_pcd_update_otg(pcd, 0); -+ } -+ else { -+ ep0_do_stall(pcd, -EOPNOTSUPP); -+ } -+ break; -+ -+ case USB_DEVICE_A_ALT_HNP_SUPPORT: -+ /* other RH port does */ -+ DWC_DEBUGPL(DBG_PCDV, "SET_FEATURE: USB_DEVICE_A_ALT_HNP_SUPPORT\n"); -+ if (otg_cap_param == DWC_OTG_CAP_PARAM_HNP_SRP_CAPABLE) { -+ pcd->a_alt_hnp_support = 1; -+ dwc_otg_pcd_update_otg(pcd, 0); -+ } -+ else { -+ ep0_do_stall(pcd, -EOPNOTSUPP); -+ } -+ break; -+ } -+ do_setup_in_status_phase(pcd); -+ break; -+ -+ case USB_RECIP_INTERFACE: -+ do_gadget_setup(pcd, &ctrl); -+ break; -+ -+ case USB_RECIP_ENDPOINT: -+ if (ctrl.wValue == USB_ENDPOINT_HALT) { -+ ep = get_ep_by_addr(pcd, ctrl.wIndex); -+ if (ep == 0) { -+ ep0_do_stall(pcd, -EOPNOTSUPP); -+ return; -+ } -+ ep->stopped = 1; -+ dwc_otg_ep_set_stall(core_if, &ep->dwc_ep); -+ } -+ do_setup_in_status_phase(pcd); -+ break; -+ } -+} -+ -+/** -+ * This function process the CLEAR_FEATURE Setup Commands. -+ */ -+static inline void do_clear_feature(dwc_otg_pcd_t *pcd) -+{ -+ struct usb_ctrlrequest ctrl = pcd->setup_pkt->req; -+ dwc_otg_pcd_ep_t *ep = 0; -+ -+ DWC_DEBUGPL(DBG_PCD, -+ "CLEAR_FEATURE:%02x.%02x v%04x i%04x l%04x\n", -+ ctrl.bRequestType, ctrl.bRequest, -+ ctrl.wValue, ctrl.wIndex, ctrl.wLength); -+ -+ switch (ctrl.bRequestType & USB_RECIP_MASK) { -+ case USB_RECIP_DEVICE: -+ switch (ctrl.wValue) { -+ case USB_DEVICE_REMOTE_WAKEUP: -+ pcd->remote_wakeup_enable = 0; -+ break; -+ -+ case USB_DEVICE_TEST_MODE: -+ /** @todo Add CLEAR_FEATURE for TEST modes. */ -+ break; -+ } -+ do_setup_in_status_phase(pcd); -+ break; -+ -+ case USB_RECIP_ENDPOINT: -+ ep = get_ep_by_addr(pcd, ctrl.wIndex); -+ if (ep == 0) { -+ ep0_do_stall(pcd, -EOPNOTSUPP); -+ return; -+ } -+ -+ pcd_clear_halt(pcd, ep); -+ -+ break; -+ } -+} -+ -+/** -+ * This function process the SET_ADDRESS Setup Commands. -+ */ -+static inline void do_set_address(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_dev_if_t *dev_if = GET_CORE_IF(pcd)->dev_if; -+ struct usb_ctrlrequest ctrl = pcd->setup_pkt->req; -+ -+ if (ctrl.bRequestType == USB_RECIP_DEVICE) { -+ dcfg_data_t dcfg = {.d32=0}; -+ -+#ifdef DEBUG_EP0 -+// DWC_DEBUGPL(DBG_PCDV, "SET_ADDRESS:%d\n", ctrl.wValue); -+#endif -+ dcfg.b.devaddr = ctrl.wValue; -+ dwc_modify_reg32(&dev_if->dev_global_regs->dcfg, 0, dcfg.d32); -+ do_setup_in_status_phase(pcd); -+ } -+} -+ -+/** -+ * This function processes SETUP commands. In Linux, the USB Command -+ * processing is done in two places - the first being the PCD and the -+ * second in the Gadget Driver (for example, the File-Backed Storage -+ * Gadget Driver). -+ * -+ * <table> -+ * <tr><td>Command </td><td>Driver </td><td>Description</td></tr> -+ * -+ * <tr><td>GET_STATUS </td><td>PCD </td><td>Command is processed as -+ * defined in chapter 9 of the USB 2.0 Specification chapter 9 -+ * </td></tr> -+ * -+ * <tr><td>CLEAR_FEATURE </td><td>PCD </td><td>The Device and Endpoint -+ * requests are the ENDPOINT_HALT feature is procesed, all others the -+ * interface requests are ignored.</td></tr> -+ * -+ * <tr><td>SET_FEATURE </td><td>PCD </td><td>The Device and Endpoint -+ * requests are processed by the PCD. Interface requests are passed -+ * to the Gadget Driver.</td></tr> -+ * -+ * <tr><td>SET_ADDRESS </td><td>PCD </td><td>Program the DCFG reg, -+ * with device address received </td></tr> -+ * -+ * <tr><td>GET_DESCRIPTOR </td><td>Gadget Driver </td><td>Return the -+ * requested descriptor</td></tr> -+ * -+ * <tr><td>SET_DESCRIPTOR </td><td>Gadget Driver </td><td>Optional - -+ * not implemented by any of the existing Gadget Drivers.</td></tr> -+ * -+ * <tr><td>SET_CONFIGURATION </td><td>Gadget Driver </td><td>Disable -+ * all EPs and enable EPs for new configuration.</td></tr> -+ * -+ * <tr><td>GET_CONFIGURATION </td><td>Gadget Driver </td><td>Return -+ * the current configuration</td></tr> -+ * -+ * <tr><td>SET_INTERFACE </td><td>Gadget Driver </td><td>Disable all -+ * EPs and enable EPs for new configuration.</td></tr> -+ * -+ * <tr><td>GET_INTERFACE </td><td>Gadget Driver </td><td>Return the -+ * current interface.</td></tr> -+ * -+ * <tr><td>SYNC_FRAME </td><td>PCD </td><td>Display debug -+ * message.</td></tr> -+ * </table> -+ * -+ * When the SETUP Phase Done interrupt occurs, the PCD SETUP commands are -+ * processed by pcd_setup. Calling the Function Driver's setup function from -+ * pcd_setup processes the gadget SETUP commands. -+ */ -+static inline void pcd_setup(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ struct usb_ctrlrequest ctrl = pcd->setup_pkt->req; -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ -+ deptsiz0_data_t doeptsize0 = { .d32 = 0}; -+ -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD, "SETUP %02x.%02x v%04x i%04x l%04x\n", -+ ctrl.bRequestType, ctrl.bRequest, -+ ctrl.wValue, ctrl.wIndex, ctrl.wLength); -+#endif -+ -+ doeptsize0.d32 = dwc_read_reg32(&dev_if->out_ep_regs[0]->doeptsiz); -+ -+ /** @todo handle > 1 setup packet , assert error for now */ -+ -+ if (core_if->dma_enable && core_if->dma_desc_enable == 0 && (doeptsize0.b.supcnt < 2)) { -+ DWC_ERROR ("\n\n----------- CANNOT handle > 1 setup packet in DMA mode\n\n"); -+ } -+ -+ /* Clean up the request queue */ -+ dwc_otg_request_nuke(ep0); -+ ep0->stopped = 0; -+ -+ if (ctrl.bRequestType & USB_DIR_IN) { -+ ep0->dwc_ep.is_in = 1; -+ pcd->ep0state = EP0_IN_DATA_PHASE; -+ } -+ else { -+ ep0->dwc_ep.is_in = 0; -+ pcd->ep0state = EP0_OUT_DATA_PHASE; -+ } -+ -+ if(ctrl.wLength == 0) { -+ ep0->dwc_ep.is_in = 1; -+ pcd->ep0state = EP0_IN_STATUS_PHASE; -+ } -+ -+ if ((ctrl.bRequestType & USB_TYPE_MASK) != USB_TYPE_STANDARD) { -+ /* handle non-standard (class/vendor) requests in the gadget driver */ -+ do_gadget_setup(pcd, &ctrl); -+ return; -+ } -+ -+ /** @todo NGS: Handle bad setup packet? */ -+ -+/////////////////////////////////////////// -+//// --- Standard Request handling --- //// -+ -+ switch (ctrl.bRequest) { -+ case USB_REQ_GET_STATUS: -+ do_get_status(pcd); -+ break; -+ -+ case USB_REQ_CLEAR_FEATURE: -+ do_clear_feature(pcd); -+ break; -+ -+ case USB_REQ_SET_FEATURE: -+ do_set_feature(pcd); -+ break; -+ -+ case USB_REQ_SET_ADDRESS: -+ do_set_address(pcd); -+ break; -+ -+ case USB_REQ_SET_INTERFACE: -+ case USB_REQ_SET_CONFIGURATION: -+// _pcd->request_config = 1; /* Configuration changed */ -+ do_gadget_setup(pcd, &ctrl); -+ break; -+ -+ case USB_REQ_SYNCH_FRAME: -+ do_gadget_setup(pcd, &ctrl); -+ break; -+ -+ default: -+ /* Call the Gadget Driver's setup functions */ -+ do_gadget_setup(pcd, &ctrl); -+ break; -+ } -+} -+ -+/** -+ * This function completes the ep0 control transfer. -+ */ -+static int32_t ep0_complete_request(dwc_otg_pcd_ep_t *ep) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(ep->pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ dwc_otg_dev_in_ep_regs_t *in_ep_regs = -+ dev_if->in_ep_regs[ep->dwc_ep.num]; -+#ifdef DEBUG_EP0 -+ dwc_otg_dev_out_ep_regs_t *out_ep_regs = -+ dev_if->out_ep_regs[ep->dwc_ep.num]; -+#endif -+ deptsiz0_data_t deptsiz; -+ desc_sts_data_t desc_sts; -+ dwc_otg_pcd_request_t *req; -+ int is_last = 0; -+ dwc_otg_pcd_t *pcd = ep->pcd; -+ -+ //DWC_DEBUGPL(DBG_PCDV, "%s() %s\n", __func__, _ep->ep.name); -+ -+ if (pcd->ep0_pending && list_empty(&ep->queue)) { -+ if (ep->dwc_ep.is_in) { -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCDV, "Do setup OUT status phase\n"); -+#endif -+ do_setup_out_status_phase(pcd); -+ } -+ else { -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCDV, "Do setup IN status phase\n"); -+#endif -+ do_setup_in_status_phase(pcd); -+ } -+ pcd->ep0_pending = 0; -+ return 1; -+ } -+ -+ if (list_empty(&ep->queue)) { -+ return 0; -+ } -+ req = list_entry(ep->queue.next, dwc_otg_pcd_request_t, queue); -+ -+ -+ if (pcd->ep0state == EP0_OUT_STATUS_PHASE || pcd->ep0state == EP0_IN_STATUS_PHASE) { -+ is_last = 1; -+ } -+ else if (ep->dwc_ep.is_in) { -+ deptsiz.d32 = dwc_read_reg32(&in_ep_regs->dieptsiz); -+ if(core_if->dma_desc_enable != 0) -+ desc_sts.d32 = readl(dev_if->in_desc_addr); -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCDV, "%s len=%d xfersize=%d pktcnt=%d\n", -+ ep->ep.name, ep->dwc_ep.xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+#endif -+ -+ if (((core_if->dma_desc_enable == 0) && (deptsiz.b.xfersize == 0)) || -+ ((core_if->dma_desc_enable != 0) && (desc_sts.b.bytes == 0))) { -+ req->req.actual = ep->dwc_ep.xfer_count; -+ /* Is a Zero Len Packet needed? */ -+ if (req->req.zero) { -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD, "Setup Rx ZLP\n"); -+#endif -+ req->req.zero = 0; -+ } -+ do_setup_out_status_phase(pcd); -+ } -+ } -+ else { -+ /* ep0-OUT */ -+#ifdef DEBUG_EP0 -+ deptsiz.d32 = dwc_read_reg32(&out_ep_regs->doeptsiz); -+ DWC_DEBUGPL(DBG_PCDV, "%s len=%d xsize=%d pktcnt=%d\n", -+ ep->ep.name, ep->dwc_ep.xfer_len, -+ deptsiz.b.xfersize, -+ deptsiz.b.pktcnt); -+#endif -+ req->req.actual = ep->dwc_ep.xfer_count; -+ /* Is a Zero Len Packet needed? */ -+ if (req->req.zero) { -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCDV, "Setup Tx ZLP\n"); -+#endif -+ req->req.zero = 0; -+ } -+ if(core_if->dma_desc_enable == 0) -+ do_setup_in_status_phase(pcd); -+ } -+ -+ /* Complete the request */ -+ if (is_last) { -+ dwc_otg_request_done(ep, req, 0); -+ ep->dwc_ep.start_xfer_buff = 0; -+ ep->dwc_ep.xfer_buff = 0; -+ ep->dwc_ep.xfer_len = 0; -+ return 1; -+ } -+ return 0; -+} -+ -+inline void aligned_buf_patch_on_buf_dma_oep_completion(dwc_otg_pcd_ep_t *ep, uint32_t byte_count) -+{ -+ dwc_ep_t *dwc_ep = &ep->dwc_ep; -+ if(byte_count && dwc_ep->aligned_buf && -+ dwc_ep->dma_addr>=dwc_ep->aligned_dma_addr && -+ dwc_ep->dma_addr<=(dwc_ep->aligned_dma_addr+dwc_ep->aligned_buf_size))\ -+ { -+ //aligned buf used, apply complete patch -+ u32 offset=(dwc_ep->dma_addr-dwc_ep->aligned_dma_addr); -+ memcpy(dwc_ep->start_xfer_buff+offset, dwc_ep->aligned_buf+offset, byte_count); -+ -+ } -+} -+ -+/** -+ * This function completes the request for the EP. If there are -+ * additional requests for the EP in the queue they will be started. -+ */ -+static void complete_ep(dwc_otg_pcd_ep_t *ep) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(ep->pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ dwc_otg_dev_in_ep_regs_t *in_ep_regs = -+ dev_if->in_ep_regs[ep->dwc_ep.num]; -+ deptsiz_data_t deptsiz; -+ desc_sts_data_t desc_sts; -+ dwc_otg_pcd_request_t *req = 0; -+ dwc_otg_dma_desc_t* dma_desc; -+ uint32_t byte_count = 0; -+ int is_last = 0; -+ int i; -+ -+ DWC_DEBUGPL(DBG_PCDV,"%s() %s-%s\n", __func__, ep->ep.name, -+ (ep->dwc_ep.is_in?"IN":"OUT")); -+ -+ /* Get any pending requests */ -+ if (!list_empty(&ep->queue)) { -+ req = list_entry(ep->queue.next, dwc_otg_pcd_request_t, -+ queue); -+ if (!req) { -+ printk("complete_ep 0x%p, req = NULL!\n", ep); -+ return; -+ } -+ } -+ else { -+ printk("complete_ep 0x%p, ep->queue empty!\n", ep); -+ return; -+ } -+ DWC_DEBUGPL(DBG_PCD, "Requests %d\n", ep->pcd->request_pending); -+ -+ if (ep->dwc_ep.is_in) { -+ deptsiz.d32 = dwc_read_reg32(&in_ep_regs->dieptsiz); -+ -+ if (core_if->dma_enable) { -+ //dma_unmap_single(NULL,ep->dwc_ep.dma_addr,ep->dwc_ep.xfer_count,DMA_NONE); -+ if(core_if->dma_desc_enable == 0) { -+ //dma_unmap_single(NULL,ep->dwc_ep.dma_addr,ep->dwc_ep.xfer_count,DMA_NONE); -+ if (deptsiz.b.xfersize == 0 && deptsiz.b.pktcnt == 0) { -+ byte_count = ep->dwc_ep.xfer_len - ep->dwc_ep.xfer_count; -+DWC_DEBUGPL(DBG_PCDV,"byte_count(%.8x) = (ep->dwc_ep.xfer_len(%.8x) - ep->dwc_ep.xfer_count(%.8x)\n", byte_count ,ep->dwc_ep.xfer_len , ep->dwc_ep.xfer_count ); -+ -+ ep->dwc_ep.xfer_buff += byte_count; -+ ep->dwc_ep.dma_addr += byte_count; -+ ep->dwc_ep.xfer_count += byte_count; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s len=%d xfersize=%d pktcnt=%d\n", -+ ep->ep.name, ep->dwc_ep.xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ -+ -+ if(ep->dwc_ep.xfer_len < ep->dwc_ep.total_len) { -+ //dwc_otg_ep_start_transfer(core_if, &ep->dwc_ep); -+printk("Warning: transfer ended, but specified len is not accomplished!! ep->total_len=%.x,ep->dwc_ep.sent_zlp=%d, byte_count(%.8x) = (ep->dwc_ep.xfer_len(%.8x) - ep->dwc_ep.xfer_count(%.8x) - deptsiz.b.xfersize(%.8x)\n", ep->dwc_ep.total_len, ep->dwc_ep.sent_zlp, byte_count ,ep->dwc_ep.xfer_len , ep->dwc_ep.xfer_count , deptsiz.b.xfersize); -+ } else if(ep->dwc_ep.sent_zlp) { -+ /* -+ * This fragment of code should initiate 0 -+ * length trasfer in case if it is queued -+ * a trasfer with size divisible to EPs max -+ * packet size and with usb_request zero field -+ * is set, which means that after data is transfered, -+ * it is also should be transfered -+ * a 0 length packet at the end. For Slave and -+ * Buffer DMA modes in this case SW has -+ * to initiate 2 transfers one with transfer size, -+ * and the second with 0 size. For Desriptor -+ * DMA mode SW is able to initiate a transfer, -+ * which will handle all the packets including -+ * the last 0 legth. -+ */ -+ ep->dwc_ep.sent_zlp = 0; -+ dwc_otg_ep_start_zl_transfer(core_if, &ep->dwc_ep); -+ } else { -+ is_last = 1; -+ } -+ } else { -+ DWC_WARN("Incomplete transfer (%s-%s [siz=%d pkt=%d])\n", -+ ep->ep.name, (ep->dwc_ep.is_in?"IN":"OUT"), -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ } -+ } else { -+ -+ dma_desc = ep->dwc_ep.desc_addr; -+ byte_count = 0; -+ ep->dwc_ep.sent_zlp = 0; -+ -+ for(i = 0; i < ep->dwc_ep.desc_cnt; ++i) { -+ desc_sts.d32 = readl(dma_desc); -+ byte_count += desc_sts.b.bytes; -+ dma_desc++; -+ } -+ -+ if(byte_count == 0) { -+ ep->dwc_ep.xfer_count = ep->dwc_ep.total_len; -+ is_last = 1; -+ } else { -+ DWC_WARN("Incomplete transfer\n"); -+ } -+ } -+ } else { -+ if (deptsiz.b.xfersize == 0 && deptsiz.b.pktcnt == 0) { -+ /* Check if the whole transfer was completed, -+ * if no, setup transfer for next portion of data -+ */ -+ DWC_DEBUGPL(DBG_PCDV, "%s len=%d xfersize=%d pktcnt=%d\n", -+ ep->ep.name, ep->dwc_ep.xfer_len, -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ if(ep->dwc_ep.xfer_len < ep->dwc_ep.total_len) { -+ //dwc_otg_ep_start_transfer(core_if, &ep->dwc_ep); -+printk("Warning: transfer ended, but specified len is not accomplished!! ep->total_len=%.x,ep->dwc_ep.sent_zlp=%d, ep->dwc_ep.xfer_len(%.8x) \n", ep->dwc_ep.total_len, ep->dwc_ep.sent_zlp, ep->dwc_ep.xfer_len ); -+ } else if(ep->dwc_ep.sent_zlp) { -+ /* -+ * This fragment of code should initiate 0 -+ * length trasfer in case if it is queued -+ * a trasfer with size divisible to EPs max -+ * packet size and with usb_request zero field -+ * is set, which means that after data is transfered, -+ * it is also should be transfered -+ * a 0 length packet at the end. For Slave and -+ * Buffer DMA modes in this case SW has -+ * to initiate 2 transfers one with transfer size, -+ * and the second with 0 size. For Desriptor -+ * DMA mode SW is able to initiate a transfer, -+ * which will handle all the packets including -+ * the last 0 legth. -+ */ -+ ep->dwc_ep.sent_zlp = 0; -+ dwc_otg_ep_start_zl_transfer(core_if, &ep->dwc_ep); -+ } else { -+ is_last = 1; -+ } -+ } -+ else { -+ DWC_WARN("Incomplete transfer (%s-%s [siz=%d pkt=%d])\n", -+ ep->ep.name, (ep->dwc_ep.is_in?"IN":"OUT"), -+ deptsiz.b.xfersize, deptsiz.b.pktcnt); -+ } -+ } -+ } else { -+ dwc_otg_dev_out_ep_regs_t *out_ep_regs = -+ dev_if->out_ep_regs[ep->dwc_ep.num]; -+ desc_sts.d32 = 0; -+ if(core_if->dma_enable) { -+ //dma_unmap_single(NULL,ep->dwc_ep.dma_addr,ep->dwc_ep.xfer_count,DMA_FROM_DEVICE); -+ if(core_if->dma_desc_enable) { -+ DWC_WARN("\n\n%s: we need a cache invalidation here!!\n\n",__func__); -+ dma_desc = ep->dwc_ep.desc_addr; -+ byte_count = 0; -+ ep->dwc_ep.sent_zlp = 0; -+ for(i = 0; i < ep->dwc_ep.desc_cnt; ++i) { -+ desc_sts.d32 = readl(dma_desc); -+ byte_count += desc_sts.b.bytes; -+ dma_desc++; -+ } -+ -+ ep->dwc_ep.xfer_count = ep->dwc_ep.total_len -+ - byte_count + ((4 - (ep->dwc_ep.total_len & 0x3)) & 0x3); -+ -+ //todo: invalidate cache & aligned buf patch on completion -+ // -+ -+ is_last = 1; -+ } else { -+ deptsiz.d32 = 0; -+ deptsiz.d32 = dwc_read_reg32(&out_ep_regs->doeptsiz); -+ -+ byte_count = (ep->dwc_ep.xfer_len - -+ ep->dwc_ep.xfer_count - deptsiz.b.xfersize); -+ -+// dma_sync_single_for_device(NULL,ep->dwc_ep.dma_addr,byte_count,DMA_FROM_DEVICE); -+ -+DWC_DEBUGPL(DBG_PCDV,"ep->total_len=%.x,ep->dwc_ep.sent_zlp=%d, byte_count(%.8x) = (ep->dwc_ep.xfer_len(%.8x) - ep->dwc_ep.xfer_count(%.8x) - deptsiz.b.xfersize(%.8x)\n", ep->dwc_ep.total_len, ep->dwc_ep.sent_zlp, byte_count ,ep->dwc_ep.xfer_len , ep->dwc_ep.xfer_count , deptsiz.b.xfersize); -+ //todo: invalidate cache & aligned buf patch on completion -+ dma_sync_single_for_device(NULL,ep->dwc_ep.dma_addr,byte_count,DMA_FROM_DEVICE); -+ aligned_buf_patch_on_buf_dma_oep_completion(ep,byte_count); -+ -+ ep->dwc_ep.xfer_buff += byte_count; -+ ep->dwc_ep.dma_addr += byte_count; -+ ep->dwc_ep.xfer_count += byte_count; -+ -+ /* Check if the whole transfer was completed, -+ * if no, setup transfer for next portion of data -+ */ -+ if(ep->dwc_ep.xfer_len < ep->dwc_ep.total_len) { -+ //dwc_otg_ep_start_transfer(core_if, &ep->dwc_ep); -+printk("Warning: transfer ended, but specified len is not accomplished!! ep->total_len=%.x,ep->dwc_ep.sent_zlp=%d, byte_count(%.8x) = (ep->dwc_ep.xfer_len(%.8x) - ep->dwc_ep.xfer_count(%.8x) - deptsiz.b.xfersize(%.8x)\n", ep->dwc_ep.total_len, ep->dwc_ep.sent_zlp, byte_count ,ep->dwc_ep.xfer_len , ep->dwc_ep.xfer_count , deptsiz.b.xfersize); -+ } -+ else if(ep->dwc_ep.sent_zlp) { -+ /* -+ * This fragment of code should initiate 0 -+ * length trasfer in case if it is queued -+ * a trasfer with size divisible to EPs max -+ * packet size and with usb_request zero field -+ * is set, which means that after data is transfered, -+ * it is also should be transfered -+ * a 0 length packet at the end. For Slave and -+ * Buffer DMA modes in this case SW has -+ * to initiate 2 transfers one with transfer size, -+ * and the second with 0 size. For Desriptor -+ * DMA mode SW is able to initiate a transfer, -+ * which will handle all the packets including -+ * the last 0 legth. -+ */ -+ ep->dwc_ep.sent_zlp = 0; -+ dwc_otg_ep_start_zl_transfer(core_if, &ep->dwc_ep); -+ } else { -+ is_last = 1; -+ } -+ } -+ } else { -+ /* Check if the whole transfer was completed, -+ * if no, setup transfer for next portion of data -+ */ -+ if(ep->dwc_ep.xfer_len < ep->dwc_ep.total_len) { -+ //dwc_otg_ep_start_transfer(core_if, &ep->dwc_ep); -+printk("Warning: transfer ended, but specified len is not accomplished!! ep->total_len=%.x,ep->dwc_ep.sent_zlp=%d, ep->dwc_ep.xfer_len(%.8x) \n", ep->dwc_ep.total_len, ep->dwc_ep.sent_zlp, ep->dwc_ep.xfer_len ); -+ } -+ else if(ep->dwc_ep.sent_zlp) { -+ /* -+ * This fragment of code should initiate 0 -+ * length trasfer in case if it is queued -+ * a trasfer with size divisible to EPs max -+ * packet size and with usb_request zero field -+ * is set, which means that after data is transfered, -+ * it is also should be transfered -+ * a 0 length packet at the end. For Slave and -+ * Buffer DMA modes in this case SW has -+ * to initiate 2 transfers one with transfer size, -+ * and the second with 0 size. For Desriptor -+ * DMA mode SW is able to initiate a transfer, -+ * which will handle all the packets including -+ * the last 0 legth. -+ */ -+ ep->dwc_ep.sent_zlp = 0; -+ dwc_otg_ep_start_zl_transfer(core_if, &ep->dwc_ep); -+ } else { -+ is_last = 1; -+ } -+ } -+ -+#ifdef DEBUG -+ -+ DWC_DEBUGPL(DBG_PCDV, "addr %p, %s len=%d cnt=%d xsize=%d pktcnt=%d\n", -+ &out_ep_regs->doeptsiz, ep->ep.name, ep->dwc_ep.xfer_len, -+ ep->dwc_ep.xfer_count, -+ deptsiz.b.xfersize, -+ deptsiz.b.pktcnt); -+#endif -+ } -+ -+ /* Complete the request */ -+ if (is_last) { -+ req->req.actual = ep->dwc_ep.xfer_count; -+ -+ dwc_otg_request_done(ep, req, 0); -+ -+ ep->dwc_ep.start_xfer_buff = 0; -+ ep->dwc_ep.xfer_buff = 0; -+ ep->dwc_ep.xfer_len = 0; -+ -+ /* If there is a request in the queue start it.*/ -+ start_next_request(ep); -+ } -+} -+ -+ -+#ifdef DWC_EN_ISOC -+ -+/** -+ * This function BNA interrupt for Isochronous EPs -+ * -+ */ -+static void dwc_otg_pcd_handle_iso_bna(dwc_otg_pcd_ep_t *ep) -+{ -+ dwc_ep_t *dwc_ep = &ep->dwc_ep; -+ volatile uint32_t *addr; -+ depctl_data_t depctl = {.d32 = 0}; -+ dwc_otg_pcd_t *pcd = ep->pcd; -+ dwc_otg_dma_desc_t *dma_desc; -+ int i; -+ -+ dma_desc = dwc_ep->iso_desc_addr + dwc_ep->desc_cnt * (dwc_ep->proc_buf_num); -+ -+ if(dwc_ep->is_in) { -+ desc_sts_data_t sts = {.d32 = 0}; -+ for(i = 0;i < dwc_ep->desc_cnt; ++i, ++dma_desc) -+ { -+ sts.d32 = readl(&dma_desc->status); -+ sts.b_iso_in.bs = BS_HOST_READY; -+ writel(sts.d32,&dma_desc->status); -+ } -+ } -+ else { -+ desc_sts_data_t sts = {.d32 = 0}; -+ for(i = 0;i < dwc_ep->desc_cnt; ++i, ++dma_desc) -+ { -+ sts.d32 = readl(&dma_desc->status); -+ sts.b_iso_out.bs = BS_HOST_READY; -+ writel(sts.d32,&dma_desc->status); -+ } -+ } -+ -+ if(dwc_ep->is_in == 0){ -+ addr = &GET_CORE_IF(pcd)->dev_if->out_ep_regs[dwc_ep->num]->doepctl; -+ } -+ else{ -+ addr = &GET_CORE_IF(pcd)->dev_if->in_ep_regs[dwc_ep->num]->diepctl; -+ } -+ depctl.b.epena = 1; -+ dwc_modify_reg32(addr,depctl.d32,depctl.d32); -+} -+ -+/** -+ * This function sets latest iso packet information(non-PTI mode) -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ * -+ */ -+void set_current_pkt_info(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ deptsiz_data_t deptsiz = { .d32 = 0 }; -+ dma_addr_t dma_addr; -+ uint32_t offset; -+ -+ if(ep->proc_buf_num) -+ dma_addr = ep->dma_addr1; -+ else -+ dma_addr = ep->dma_addr0; -+ -+ -+ if(ep->is_in) { -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dieptsiz); -+ offset = ep->data_per_frame; -+ } else { -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doeptsiz); -+ offset = ep->data_per_frame + (0x4 & (0x4 - (ep->data_per_frame & 0x3))); -+ } -+ -+ if(!deptsiz.b.xfersize) { -+ ep->pkt_info[ep->cur_pkt].length = ep->data_per_frame; -+ ep->pkt_info[ep->cur_pkt].offset = ep->cur_pkt_dma_addr - dma_addr; -+ ep->pkt_info[ep->cur_pkt].status = 0; -+ } else { -+ ep->pkt_info[ep->cur_pkt].length = ep->data_per_frame; -+ ep->pkt_info[ep->cur_pkt].offset = ep->cur_pkt_dma_addr - dma_addr; -+ ep->pkt_info[ep->cur_pkt].status = -ENODATA; -+ } -+ ep->cur_pkt_addr += offset; -+ ep->cur_pkt_dma_addr += offset; -+ ep->cur_pkt++; -+} -+ -+/** -+ * This function sets latest iso packet information(DDMA mode) -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param dwc_ep The EP to start the transfer on. -+ * -+ */ -+static void set_ddma_iso_pkts_info(dwc_otg_core_if_t *core_if, dwc_ep_t *dwc_ep) -+{ -+ dwc_otg_dma_desc_t* dma_desc; -+ desc_sts_data_t sts = {.d32 = 0}; -+ iso_pkt_info_t *iso_packet; -+ uint32_t data_per_desc; -+ uint32_t offset; -+ int i, j; -+ -+ iso_packet = dwc_ep->pkt_info; -+ -+ /** Reinit closed DMA Descriptors*/ -+ /** ISO OUT EP */ -+ if(dwc_ep->is_in == 0) { -+ dma_desc = dwc_ep->iso_desc_addr + dwc_ep->desc_cnt * dwc_ep->proc_buf_num; -+ offset = 0; -+ -+ for(i = 0; i < dwc_ep->desc_cnt - dwc_ep->pkt_per_frm; i+= dwc_ep->pkt_per_frm) -+ { -+ for(j = 0; j < dwc_ep->pkt_per_frm; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ -+ sts.d32 = readl(&dma_desc->status); -+ -+ /* Write status in iso_packet_decsriptor */ -+ iso_packet->status = sts.b_iso_out.rxsts + (sts.b_iso_out.bs^BS_DMA_DONE); -+ if(iso_packet->status) { -+ iso_packet->status = -ENODATA; -+ } -+ -+ /* Received data length */ -+ if(!sts.b_iso_out.rxbytes){ -+ iso_packet->length = data_per_desc - sts.b_iso_out.rxbytes; -+ } else { -+ iso_packet->length = data_per_desc - sts.b_iso_out.rxbytes + -+ (4 - dwc_ep->data_per_frame % 4); -+ } -+ -+ iso_packet->offset = offset; -+ -+ offset += data_per_desc; -+ dma_desc ++; -+ iso_packet ++; -+ } -+ } -+ -+ for(j = 0; j < dwc_ep->pkt_per_frm - 1; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ -+ sts.d32 = readl(&dma_desc->status); -+ -+ /* Write status in iso_packet_decsriptor */ -+ iso_packet->status = sts.b_iso_out.rxsts + (sts.b_iso_out.bs^BS_DMA_DONE); -+ if(iso_packet->status) { -+ iso_packet->status = -ENODATA; -+ } -+ -+ /* Received data length */ -+ iso_packet->length = dwc_ep->data_per_frame - sts.b_iso_out.rxbytes; -+ -+ iso_packet->offset = offset; -+ -+ offset += data_per_desc; -+ iso_packet++; -+ dma_desc++; -+ } -+ -+ sts.d32 = readl(&dma_desc->status); -+ -+ /* Write status in iso_packet_decsriptor */ -+ iso_packet->status = sts.b_iso_out.rxsts + (sts.b_iso_out.bs^BS_DMA_DONE); -+ if(iso_packet->status) { -+ iso_packet->status = -ENODATA; -+ } -+ /* Received data length */ -+ if(!sts.b_iso_out.rxbytes){ -+ iso_packet->length = dwc_ep->data_per_frame - sts.b_iso_out.rxbytes; -+ } else { -+ iso_packet->length = dwc_ep->data_per_frame - sts.b_iso_out.rxbytes + -+ (4 - dwc_ep->data_per_frame % 4); -+ } -+ -+ iso_packet->offset = offset; -+ } -+ else /** ISO IN EP */ -+ { -+ dma_desc = dwc_ep->iso_desc_addr + dwc_ep->desc_cnt * dwc_ep->proc_buf_num; -+ -+ for(i = 0; i < dwc_ep->desc_cnt - 1; i++) -+ { -+ sts.d32 = readl(&dma_desc->status); -+ -+ /* Write status in iso packet descriptor */ -+ iso_packet->status = sts.b_iso_in.txsts + (sts.b_iso_in.bs^BS_DMA_DONE); -+ if(iso_packet->status != 0) { -+ iso_packet->status = -ENODATA; -+ -+ } -+ /* Bytes has been transfered */ -+ iso_packet->length = dwc_ep->data_per_frame - sts.b_iso_in.txbytes; -+ -+ dma_desc ++; -+ iso_packet++; -+ } -+ -+ sts.d32 = readl(&dma_desc->status); -+ while(sts.b_iso_in.bs == BS_DMA_BUSY) { -+ sts.d32 = readl(&dma_desc->status); -+ } -+ -+ /* Write status in iso packet descriptor ??? do be done with ERROR codes*/ -+ iso_packet->status = sts.b_iso_in.txsts + (sts.b_iso_in.bs^BS_DMA_DONE); -+ if(iso_packet->status != 0) { -+ iso_packet->status = -ENODATA; -+ } -+ -+ /* Bytes has been transfered */ -+ iso_packet->length = dwc_ep->data_per_frame - sts.b_iso_in.txbytes; -+ } -+} -+ -+/** -+ * This function reinitialize DMA Descriptors for Isochronous transfer -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param dwc_ep The EP to start the transfer on. -+ * -+ */ -+static void reinit_ddma_iso_xfer(dwc_otg_core_if_t *core_if, dwc_ep_t *dwc_ep) -+{ -+ int i, j; -+ dwc_otg_dma_desc_t* dma_desc; -+ dma_addr_t dma_ad; -+ volatile uint32_t *addr; -+ desc_sts_data_t sts = { .d32 =0 }; -+ uint32_t data_per_desc; -+ -+ if(dwc_ep->is_in == 0) { -+ addr = &core_if->dev_if->out_ep_regs[dwc_ep->num]->doepctl; -+ } -+ else { -+ addr = &core_if->dev_if->in_ep_regs[dwc_ep->num]->diepctl; -+ } -+ -+ -+ if(dwc_ep->proc_buf_num == 0) { -+ /** Buffer 0 descriptors setup */ -+ dma_ad = dwc_ep->dma_addr0; -+ } -+ else { -+ /** Buffer 1 descriptors setup */ -+ dma_ad = dwc_ep->dma_addr1; -+ } -+ -+ -+ /** Reinit closed DMA Descriptors*/ -+ /** ISO OUT EP */ -+ if(dwc_ep->is_in == 0) { -+ dma_desc = dwc_ep->iso_desc_addr + dwc_ep->desc_cnt * dwc_ep->proc_buf_num; -+ -+ sts.b_iso_out.bs = BS_HOST_READY; -+ sts.b_iso_out.rxsts = 0; -+ sts.b_iso_out.l = 0; -+ sts.b_iso_out.sp = 0; -+ sts.b_iso_out.ioc = 0; -+ sts.b_iso_out.pid = 0; -+ sts.b_iso_out.framenum = 0; -+ -+ for(i = 0; i < dwc_ep->desc_cnt - dwc_ep->pkt_per_frm; i+= dwc_ep->pkt_per_frm) -+ { -+ for(j = 0; j < dwc_ep->pkt_per_frm; ++j) -+ { -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ //(uint32_t)dma_ad += data_per_desc; -+ dma_ad = (uint32_t)dma_ad + data_per_desc; -+ dma_desc ++; -+ } -+ } -+ -+ for(j = 0; j < dwc_ep->pkt_per_frm - 1; ++j) -+ { -+ -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ dma_desc++; -+ //(uint32_t)dma_ad += data_per_desc; -+ dma_ad = (uint32_t)dma_ad + data_per_desc; -+ } -+ -+ sts.b_iso_out.ioc = 1; -+ sts.b_iso_out.l = dwc_ep->proc_buf_num; -+ -+ data_per_desc = ((j + 1) * dwc_ep->maxpacket > dwc_ep->data_per_frame) ? -+ dwc_ep->data_per_frame - j * dwc_ep->maxpacket : dwc_ep->maxpacket; -+ data_per_desc += (data_per_desc % 4) ? (4 - data_per_desc % 4):0; -+ sts.b_iso_out.rxbytes = data_per_desc; -+ -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ } -+ else /** ISO IN EP */ -+ { -+ dma_desc = dwc_ep->iso_desc_addr + dwc_ep->desc_cnt * dwc_ep->proc_buf_num; -+ -+ sts.b_iso_in.bs = BS_HOST_READY; -+ sts.b_iso_in.txsts = 0; -+ sts.b_iso_in.sp = 0; -+ sts.b_iso_in.ioc = 0; -+ sts.b_iso_in.pid = dwc_ep->pkt_per_frm; -+ sts.b_iso_in.framenum = dwc_ep->next_frame; -+ sts.b_iso_in.txbytes = dwc_ep->data_per_frame; -+ sts.b_iso_in.l = 0; -+ -+ for(i = 0; i < dwc_ep->desc_cnt - 1; i++) -+ { -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ sts.b_iso_in.framenum += dwc_ep->bInterval; -+ //(uint32_t)dma_ad += dwc_ep->data_per_frame; -+ dma_ad = (uint32_t)dma_ad + dwc_ep->data_per_frame; -+ dma_desc ++; -+ } -+ -+ sts.b_iso_in.ioc = 1; -+ sts.b_iso_in.l = dwc_ep->proc_buf_num; -+ -+ writel((uint32_t)dma_ad, &dma_desc->buf); -+ writel(sts.d32, &dma_desc->status); -+ -+ dwc_ep->next_frame = sts.b_iso_in.framenum + dwc_ep->bInterval * 1; -+ } -+ dwc_ep->proc_buf_num = (dwc_ep->proc_buf_num ^ 1) & 0x1; -+} -+ -+ -+/** -+ * This function is to handle Iso EP transfer complete interrupt -+ * in case Iso out packet was dropped -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param dwc_ep The EP for wihich transfer complete was asserted -+ * -+ */ -+static uint32_t handle_iso_out_pkt_dropped(dwc_otg_core_if_t *core_if, dwc_ep_t *dwc_ep) -+{ -+ uint32_t dma_addr; -+ uint32_t drp_pkt; -+ uint32_t drp_pkt_cnt; -+ deptsiz_data_t deptsiz = { .d32 = 0 }; -+ depctl_data_t depctl = { .d32 = 0 }; -+ int i; -+ -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->out_ep_regs[dwc_ep->num]->doeptsiz); -+ -+ drp_pkt = dwc_ep->pkt_cnt - deptsiz.b.pktcnt; -+ drp_pkt_cnt = dwc_ep->pkt_per_frm - (drp_pkt % dwc_ep->pkt_per_frm); -+ -+ /* Setting dropped packets status */ -+ for(i = 0; i < drp_pkt_cnt; ++i) { -+ dwc_ep->pkt_info[drp_pkt].status = -ENODATA; -+ drp_pkt ++; -+ deptsiz.b.pktcnt--; -+ } -+ -+ -+ if(deptsiz.b.pktcnt > 0) { -+ deptsiz.b.xfersize = dwc_ep->xfer_len - (dwc_ep->pkt_cnt - deptsiz.b.pktcnt) * dwc_ep->maxpacket; -+ } else { -+ deptsiz.b.xfersize = 0; -+ deptsiz.b.pktcnt = 0; -+ } -+ -+ dwc_write_reg32(&core_if->dev_if->out_ep_regs[dwc_ep->num]->doeptsiz, deptsiz.d32); -+ -+ if(deptsiz.b.pktcnt > 0) { -+ if(dwc_ep->proc_buf_num) { -+ dma_addr = dwc_ep->dma_addr1 + dwc_ep->xfer_len - deptsiz.b.xfersize; -+ } else { -+ dma_addr = dwc_ep->dma_addr0 + dwc_ep->xfer_len - deptsiz.b.xfersize;; -+ } -+ -+ VERIFY_PCD_DMA_ADDR(dma_addr); -+ dwc_write_reg32(&core_if->dev_if->out_ep_regs[dwc_ep->num]->doepdma, dma_addr); -+ -+ /** Re-enable endpoint, clear nak */ -+ depctl.d32 = 0; -+ depctl.b.epena = 1; -+ depctl.b.cnak = 1; -+ -+ dwc_modify_reg32(&core_if->dev_if->out_ep_regs[dwc_ep->num]->doepctl, -+ depctl.d32,depctl.d32); -+ return 0; -+ } else { -+ return 1; -+ } -+} -+ -+/** -+ * This function sets iso packets information(PTI mode) -+ * -+ * @param core_if Programming view of DWC_otg controller. -+ * @param ep The EP to start the transfer on. -+ * -+ */ -+static uint32_t set_iso_pkts_info(dwc_otg_core_if_t *core_if, dwc_ep_t *ep) -+{ -+ int i, j; -+ dma_addr_t dma_ad; -+ iso_pkt_info_t *packet_info = ep->pkt_info; -+ uint32_t offset; -+ uint32_t frame_data; -+ deptsiz_data_t deptsiz; -+ -+ if(ep->proc_buf_num == 0) { -+ /** Buffer 0 descriptors setup */ -+ dma_ad = ep->dma_addr0; -+ } -+ else { -+ /** Buffer 1 descriptors setup */ -+ dma_ad = ep->dma_addr1; -+ } -+ -+ -+ if(ep->is_in) { -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[ep->num]->dieptsiz); -+ } else { -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->out_ep_regs[ep->num]->doeptsiz); -+ } -+ -+ if(!deptsiz.b.xfersize) { -+ offset = 0; -+ for(i = 0; i < ep->pkt_cnt; i += ep->pkt_per_frm) -+ { -+ frame_data = ep->data_per_frame; -+ for(j = 0; j < ep->pkt_per_frm; ++j) { -+ -+ /* Packet status - is not set as initially -+ * it is set to 0 and if packet was sent -+ successfully, status field will remain 0*/ -+ -+ -+ /* Bytes has been transfered */ -+ packet_info->length = (ep->maxpacket < frame_data) ? -+ ep->maxpacket : frame_data; -+ -+ /* Received packet offset */ -+ packet_info->offset = offset; -+ offset += packet_info->length; -+ frame_data -= packet_info->length; -+ -+ packet_info ++; -+ } -+ } -+ return 1; -+ } else { -+ /* This is a workaround for in case of Transfer Complete with -+ * PktDrpSts interrupts merging - in this case Transfer complete -+ * interrupt for Isoc Out Endpoint is asserted without PktDrpSts -+ * set and with DOEPTSIZ register non zero. Investigations showed, -+ * that this happens when Out packet is dropped, but because of -+ * interrupts merging during first interrupt handling PktDrpSts -+ * bit is cleared and for next merged interrupts it is not reset. -+ * In this case SW hadles the interrupt as if PktDrpSts bit is set. -+ */ -+ if(ep->is_in) { -+ return 1; -+ } else { -+ return handle_iso_out_pkt_dropped(core_if, ep); -+ } -+ } -+} -+ -+/** -+ * This function is to handle Iso EP transfer complete interrupt -+ * -+ * @param ep The EP for which transfer complete was asserted -+ * -+ */ -+static void complete_iso_ep(dwc_otg_pcd_ep_t *ep) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(ep->pcd); -+ dwc_ep_t *dwc_ep = &ep->dwc_ep; -+ uint8_t is_last = 0; -+ -+ if(core_if->dma_enable) { -+ if(core_if->dma_desc_enable) { -+ set_ddma_iso_pkts_info(core_if, dwc_ep); -+ reinit_ddma_iso_xfer(core_if, dwc_ep); -+ is_last = 1; -+ } else { -+ if(core_if->pti_enh_enable) { -+ if(set_iso_pkts_info(core_if, dwc_ep)) { -+ dwc_ep->proc_buf_num = (dwc_ep->proc_buf_num ^ 1) & 0x1; -+ dwc_otg_iso_ep_start_buf_transfer(core_if, dwc_ep); -+ is_last = 1; -+ } -+ } else { -+ set_current_pkt_info(core_if, dwc_ep); -+ if(dwc_ep->cur_pkt >= dwc_ep->pkt_cnt) { -+ is_last = 1; -+ dwc_ep->cur_pkt = 0; -+ dwc_ep->proc_buf_num = (dwc_ep->proc_buf_num ^ 1) & 0x1; -+ if(dwc_ep->proc_buf_num) { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff1; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr1; -+ } else { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff0; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr0; -+ } -+ -+ } -+ dwc_otg_iso_ep_start_frm_transfer(core_if, dwc_ep); -+ } -+ } -+ } else { -+ set_current_pkt_info(core_if, dwc_ep); -+ if(dwc_ep->cur_pkt >= dwc_ep->pkt_cnt) { -+ is_last = 1; -+ dwc_ep->cur_pkt = 0; -+ dwc_ep->proc_buf_num = (dwc_ep->proc_buf_num ^ 1) & 0x1; -+ if(dwc_ep->proc_buf_num) { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff1; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr1; -+ } else { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff0; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr0; -+ } -+ -+ } -+ dwc_otg_iso_ep_start_frm_transfer(core_if, dwc_ep); -+ } -+ if(is_last) -+ dwc_otg_iso_buffer_done(ep, ep->iso_req); -+} -+ -+#endif //DWC_EN_ISOC -+ -+ -+/** -+ * This function handles EP0 Control transfers. -+ * -+ * The state of the control tranfers are tracked in -+ * <code>ep0state</code>. -+ */ -+static void handle_ep0(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_pcd_ep_t *ep0 = &pcd->ep0; -+ desc_sts_data_t desc_sts; -+ deptsiz0_data_t deptsiz; -+ uint32_t byte_count; -+ -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCDV, "%s()\n", __func__); -+ print_ep0_state(pcd); -+#endif -+ -+ switch (pcd->ep0state) { -+ case EP0_DISCONNECT: -+ break; -+ -+ case EP0_IDLE: -+ pcd->request_config = 0; -+ -+ pcd_setup(pcd); -+ break; -+ -+ case EP0_IN_DATA_PHASE: -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD, "DATA_IN EP%d-%s: type=%d, mps=%d\n", -+ ep0->dwc_ep.num, (ep0->dwc_ep.is_in ?"IN":"OUT"), -+ ep0->dwc_ep.type, ep0->dwc_ep.maxpacket); -+#endif -+ -+ if (core_if->dma_enable != 0) { -+ /* -+ * For EP0 we can only program 1 packet at a time so we -+ * need to do the make calculations after each complete. -+ * Call write_packet to make the calculations, as in -+ * slave mode, and use those values to determine if we -+ * can complete. -+ */ -+ if(core_if->dma_desc_enable == 0) { -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->in_ep_regs[0]->dieptsiz); -+ byte_count = ep0->dwc_ep.xfer_len - deptsiz.b.xfersize; -+ } -+ else { -+ desc_sts.d32 = readl(core_if->dev_if->in_desc_addr); -+ byte_count = ep0->dwc_ep.xfer_len - desc_sts.b.bytes; -+ } -+ -+ ep0->dwc_ep.xfer_count += byte_count; -+ ep0->dwc_ep.xfer_buff += byte_count; -+ ep0->dwc_ep.dma_addr += byte_count; -+ } -+ if (ep0->dwc_ep.xfer_count < ep0->dwc_ep.total_len) { -+ dwc_otg_ep0_continue_transfer (GET_CORE_IF(pcd), &ep0->dwc_ep); -+ DWC_DEBUGPL(DBG_PCD, "CONTINUE TRANSFER\n"); -+ } -+ else if(ep0->dwc_ep.sent_zlp) { -+ dwc_otg_ep0_continue_transfer (GET_CORE_IF(pcd), &ep0->dwc_ep); -+ ep0->dwc_ep.sent_zlp = 0; -+ DWC_DEBUGPL(DBG_PCD, "CONTINUE TRANSFER\n"); -+ } -+ else { -+ ep0_complete_request(ep0); -+ DWC_DEBUGPL(DBG_PCD, "COMPLETE TRANSFER\n"); -+ } -+ break; -+ case EP0_OUT_DATA_PHASE: -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD, "DATA_OUT EP%d-%s: type=%d, mps=%d\n", -+ ep0->dwc_ep.num, (ep0->dwc_ep.is_in ?"IN":"OUT"), -+ ep0->dwc_ep.type, ep0->dwc_ep.maxpacket); -+#endif -+ if (core_if->dma_enable != 0) { -+ if(core_if->dma_desc_enable == 0) { -+ deptsiz.d32 = dwc_read_reg32(&core_if->dev_if->out_ep_regs[0]->doeptsiz); -+ byte_count = ep0->dwc_ep.maxpacket - deptsiz.b.xfersize; -+ -+ //todo: invalidate cache & aligned buf patch on completion -+ dma_sync_single_for_device(NULL,ep0->dwc_ep.dma_addr,byte_count,DMA_FROM_DEVICE); -+ aligned_buf_patch_on_buf_dma_oep_completion(ep0,byte_count); -+ } -+ else { -+ desc_sts.d32 = readl(core_if->dev_if->out_desc_addr); -+ byte_count = ep0->dwc_ep.maxpacket - desc_sts.b.bytes; -+ -+ //todo: invalidate cache & aligned buf patch on completion -+ // -+ -+ } -+ ep0->dwc_ep.xfer_count += byte_count; -+ ep0->dwc_ep.xfer_buff += byte_count; -+ ep0->dwc_ep.dma_addr += byte_count; -+ } -+ if (ep0->dwc_ep.xfer_count < ep0->dwc_ep.total_len) { -+ dwc_otg_ep0_continue_transfer (GET_CORE_IF(pcd), &ep0->dwc_ep); -+ DWC_DEBUGPL(DBG_PCD, "CONTINUE TRANSFER\n"); -+ } -+ else if(ep0->dwc_ep.sent_zlp) { -+ dwc_otg_ep0_continue_transfer (GET_CORE_IF(pcd), &ep0->dwc_ep); -+ ep0->dwc_ep.sent_zlp = 0; -+ DWC_DEBUGPL(DBG_PCD, "CONTINUE TRANSFER\n"); -+ } -+ else { -+ ep0_complete_request(ep0); -+ DWC_DEBUGPL(DBG_PCD, "COMPLETE TRANSFER\n"); -+ } -+ break; -+ -+ -+ case EP0_IN_STATUS_PHASE: -+ case EP0_OUT_STATUS_PHASE: -+ DWC_DEBUGPL(DBG_PCD, "CASE: EP0_STATUS\n"); -+ ep0_complete_request(ep0); -+ pcd->ep0state = EP0_IDLE; -+ ep0->stopped = 1; -+ ep0->dwc_ep.is_in = 0; /* OUT for next SETUP */ -+ -+ /* Prepare for more SETUP Packets */ -+ if(core_if->dma_enable) { -+ ep0_out_start(core_if, pcd); -+ } -+ break; -+ -+ case EP0_STALL: -+ DWC_ERROR("EP0 STALLed, should not get here pcd_setup()\n"); -+ break; -+ } -+#ifdef DEBUG_EP0 -+ print_ep0_state(pcd); -+#endif -+} -+ -+ -+/** -+ * Restart transfer -+ */ -+static void restart_transfer(dwc_otg_pcd_t *pcd, const uint32_t epnum) -+{ -+ dwc_otg_core_if_t *core_if; -+ dwc_otg_dev_if_t *dev_if; -+ deptsiz_data_t dieptsiz = {.d32=0}; -+ dwc_otg_pcd_ep_t *ep; -+ -+ ep = get_in_ep(pcd, epnum); -+ -+#ifdef DWC_EN_ISOC -+ if(ep->dwc_ep.type == DWC_OTG_EP_TYPE_ISOC) { -+ return; -+ } -+#endif /* DWC_EN_ISOC */ -+ -+ core_if = GET_CORE_IF(pcd); -+ dev_if = core_if->dev_if; -+ -+ dieptsiz.d32 = dwc_read_reg32(&dev_if->in_ep_regs[epnum]->dieptsiz); -+ -+ DWC_DEBUGPL(DBG_PCD,"xfer_buff=%p xfer_count=%0x xfer_len=%0x" -+ " stopped=%d\n", ep->dwc_ep.xfer_buff, -+ ep->dwc_ep.xfer_count, ep->dwc_ep.xfer_len , -+ ep->stopped); -+ /* -+ * If xfersize is 0 and pktcnt in not 0, resend the last packet. -+ */ -+ if (dieptsiz.b.pktcnt && dieptsiz.b.xfersize == 0 && -+ ep->dwc_ep.start_xfer_buff != 0) { -+ if (ep->dwc_ep.total_len <= ep->dwc_ep.maxpacket) { -+ ep->dwc_ep.xfer_count = 0; -+ ep->dwc_ep.xfer_buff = ep->dwc_ep.start_xfer_buff; -+ ep->dwc_ep.xfer_len = ep->dwc_ep.xfer_count; -+ } -+ else { -+ ep->dwc_ep.xfer_count -= ep->dwc_ep.maxpacket; -+ /* convert packet size to dwords. */ -+ ep->dwc_ep.xfer_buff -= ep->dwc_ep.maxpacket; -+ ep->dwc_ep.xfer_len = ep->dwc_ep.xfer_count; -+ } -+ ep->stopped = 0; -+ DWC_DEBUGPL(DBG_PCD,"xfer_buff=%p xfer_count=%0x " -+ "xfer_len=%0x stopped=%d\n", -+ ep->dwc_ep.xfer_buff, -+ ep->dwc_ep.xfer_count, ep->dwc_ep.xfer_len , -+ ep->stopped -+ ); -+ if (epnum == 0) { -+ dwc_otg_ep0_start_transfer(core_if, &ep->dwc_ep); -+ } -+ else { -+ dwc_otg_ep_start_transfer(core_if, &ep->dwc_ep); -+ } -+ } -+} -+ -+ -+/** -+ * handle the IN EP disable interrupt. -+ */ -+static inline void handle_in_ep_disable_intr(dwc_otg_pcd_t *pcd, -+ const uint32_t epnum) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ deptsiz_data_t dieptsiz = {.d32=0}; -+ dctl_data_t dctl = {.d32=0}; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_ep_t *dwc_ep; -+ -+ ep = get_in_ep(pcd, epnum); -+ dwc_ep = &ep->dwc_ep; -+ -+ if(dwc_ep->type == DWC_OTG_EP_TYPE_ISOC) { -+ dwc_otg_flush_tx_fifo(core_if, dwc_ep->tx_fifo_num); -+ return; -+ } -+ -+ DWC_DEBUGPL(DBG_PCD,"diepctl%d=%0x\n", epnum, -+ dwc_read_reg32(&dev_if->in_ep_regs[epnum]->diepctl)); -+ dieptsiz.d32 = dwc_read_reg32(&dev_if->in_ep_regs[epnum]->dieptsiz); -+ -+ DWC_DEBUGPL(DBG_ANY, "pktcnt=%d size=%d\n", -+ dieptsiz.b.pktcnt, -+ dieptsiz.b.xfersize); -+ -+ if (ep->stopped) { -+ /* Flush the Tx FIFO */ -+ dwc_otg_flush_tx_fifo(core_if, dwc_ep->tx_fifo_num); -+ /* Clear the Global IN NP NAK */ -+ dctl.d32 = 0; -+ dctl.b.cgnpinnak = 1; -+ dwc_modify_reg32(&dev_if->dev_global_regs->dctl, -+ dctl.d32, 0); -+ /* Restart the transaction */ -+ if (dieptsiz.b.pktcnt != 0 || -+ dieptsiz.b.xfersize != 0) { -+ restart_transfer(pcd, epnum); -+ } -+ } -+ else { -+ /* Restart the transaction */ -+ if (dieptsiz.b.pktcnt != 0 || -+ dieptsiz.b.xfersize != 0) { -+ restart_transfer(pcd, epnum); -+ } -+ DWC_DEBUGPL(DBG_ANY, "STOPPED!!!\n"); -+ } -+} -+ -+/** -+ * Handler for the IN EP timeout handshake interrupt. -+ */ -+static inline void handle_in_ep_timeout_intr(dwc_otg_pcd_t *pcd, -+ const uint32_t epnum) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ -+#ifdef DEBUG -+ deptsiz_data_t dieptsiz = {.d32=0}; -+ uint32_t num = 0; -+#endif -+ dctl_data_t dctl = {.d32=0}; -+ dwc_otg_pcd_ep_t *ep; -+ -+ gintmsk_data_t intr_mask = {.d32 = 0}; -+ -+ ep = get_in_ep(pcd, epnum); -+ -+ /* Disable the NP Tx Fifo Empty Interrrupt */ -+ if (!core_if->dma_enable) { -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, intr_mask.d32, 0); -+ } -+ /** @todo NGS Check EP type. -+ * Implement for Periodic EPs */ -+ /* -+ * Non-periodic EP -+ */ -+ /* Enable the Global IN NAK Effective Interrupt */ -+ intr_mask.b.ginnakeff = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, -+ 0, intr_mask.d32); -+ -+ /* Set Global IN NAK */ -+ dctl.b.sgnpinnak = 1; -+ dwc_modify_reg32(&dev_if->dev_global_regs->dctl, -+ dctl.d32, dctl.d32); -+ -+ ep->stopped = 1; -+ -+#ifdef DEBUG -+ dieptsiz.d32 = dwc_read_reg32(&dev_if->in_ep_regs[num]->dieptsiz); -+ DWC_DEBUGPL(DBG_ANY, "pktcnt=%d size=%d\n", -+ dieptsiz.b.pktcnt, -+ dieptsiz.b.xfersize); -+#endif -+ -+#ifdef DISABLE_PERIODIC_EP -+ /* -+ * Set the NAK bit for this EP to -+ * start the disable process. -+ */ -+ diepctl.d32 = 0; -+ diepctl.b.snak = 1; -+ dwc_modify_reg32(&dev_if->in_ep_regs[num]->diepctl, diepctl.d32, diepctl.d32); -+ ep->disabling = 1; -+ ep->stopped = 1; -+#endif -+} -+ -+/** -+ * Handler for the IN EP NAK interrupt. -+ */ -+static inline int32_t handle_in_ep_nak_intr(dwc_otg_pcd_t *pcd, -+ const uint32_t epnum) -+{ -+ /** @todo implement ISR */ -+ dwc_otg_core_if_t* core_if; -+ diepmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", "IN EP NAK"); -+ core_if = GET_CORE_IF(pcd); -+ intr_mask.b.nak = 1; -+ -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->diepeachintmsk[epnum], -+ intr_mask.d32, 0); -+ } else { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->diepmsk, -+ intr_mask.d32, 0); -+ } -+ -+ return 1; -+} -+ -+/** -+ * Handler for the OUT EP Babble interrupt. -+ */ -+static inline int32_t handle_out_ep_babble_intr(dwc_otg_pcd_t *pcd, -+ const uint32_t epnum) -+{ -+ /** @todo implement ISR */ -+ dwc_otg_core_if_t* core_if; -+ doepmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", "OUT EP Babble"); -+ core_if = GET_CORE_IF(pcd); -+ intr_mask.b.babble = 1; -+ -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->doepeachintmsk[epnum], -+ intr_mask.d32, 0); -+ } else { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->doepmsk, -+ intr_mask.d32, 0); -+ } -+ -+ return 1; -+} -+ -+/** -+ * Handler for the OUT EP NAK interrupt. -+ */ -+static inline int32_t handle_out_ep_nak_intr(dwc_otg_pcd_t *pcd, -+ const uint32_t epnum) -+{ -+ /** @todo implement ISR */ -+ dwc_otg_core_if_t* core_if; -+ doepmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", "OUT EP NAK"); -+ core_if = GET_CORE_IF(pcd); -+ intr_mask.b.nak = 1; -+ -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->doepeachintmsk[epnum], -+ intr_mask.d32, 0); -+ } else { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->doepmsk, -+ intr_mask.d32, 0); -+ } -+ -+ return 1; -+} -+ -+/** -+ * Handler for the OUT EP NYET interrupt. -+ */ -+static inline int32_t handle_out_ep_nyet_intr(dwc_otg_pcd_t *pcd, -+ const uint32_t epnum) -+{ -+ /** @todo implement ISR */ -+ dwc_otg_core_if_t* core_if; -+ doepmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", "OUT EP NYET"); -+ core_if = GET_CORE_IF(pcd); -+ intr_mask.b.nyet = 1; -+ -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->doepeachintmsk[epnum], -+ intr_mask.d32, 0); -+ } else { -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->doepmsk, -+ intr_mask.d32, 0); -+ } -+ -+ return 1; -+} -+ -+/** -+ * This interrupt indicates that an IN EP has a pending Interrupt. -+ * The sequence for handling the IN EP interrupt is shown below: -+ * -# Read the Device All Endpoint Interrupt register -+ * -# Repeat the following for each IN EP interrupt bit set (from -+ * LSB to MSB). -+ * -# Read the Device Endpoint Interrupt (DIEPINTn) register -+ * -# If "Transfer Complete" call the request complete function -+ * -# If "Endpoint Disabled" complete the EP disable procedure. -+ * -# If "AHB Error Interrupt" log error -+ * -# If "Time-out Handshake" log error -+ * -# If "IN Token Received when TxFIFO Empty" write packet to Tx -+ * FIFO. -+ * -# If "IN Token EP Mismatch" (disable, this is handled by EP -+ * Mismatch Interrupt) -+ */ -+static int32_t dwc_otg_pcd_handle_in_ep_intr(dwc_otg_pcd_t *pcd) -+{ -+#define CLEAR_IN_EP_INTR(__core_if,__epnum,__intr) \ -+do { \ -+ diepint_data_t diepint = {.d32=0}; \ -+ diepint.b.__intr = 1; \ -+ dwc_write_reg32(&__core_if->dev_if->in_ep_regs[__epnum]->diepint, \ -+ diepint.d32); \ -+} while (0) -+ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ diepint_data_t diepint = {.d32=0}; -+ dctl_data_t dctl = {.d32=0}; -+ depctl_data_t depctl = {.d32=0}; -+ uint32_t ep_intr; -+ uint32_t epnum = 0; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_ep_t *dwc_ep; -+ gintmsk_data_t intr_mask = {.d32 = 0}; -+ -+ -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s(%p)\n", __func__, pcd); -+ -+ /* Read in the device interrupt bits */ -+ ep_intr = dwc_otg_read_dev_all_in_ep_intr(core_if); -+ -+ /* Service the Device IN interrupts for each endpoint */ -+ while(ep_intr) { -+ if (ep_intr&0x1) { -+ uint32_t empty_msk; -+ /* Get EP pointer */ -+ ep = get_in_ep(pcd, epnum); -+ dwc_ep = &ep->dwc_ep; -+ -+ depctl.d32 = dwc_read_reg32(&dev_if->in_ep_regs[epnum]->diepctl); -+ empty_msk = dwc_read_reg32(&dev_if->dev_global_regs->dtknqr4_fifoemptymsk); -+ -+ DWC_DEBUGPL(DBG_PCDV, -+ "IN EP INTERRUPT - %d\nepmty_msk - %8x diepctl - %8x\n", -+ epnum, -+ empty_msk, -+ depctl.d32); -+ -+ DWC_DEBUGPL(DBG_PCD, -+ "EP%d-%s: type=%d, mps=%d\n", -+ dwc_ep->num, (dwc_ep->is_in ?"IN":"OUT"), -+ dwc_ep->type, dwc_ep->maxpacket); -+ -+ diepint.d32 = dwc_otg_read_dev_in_ep_intr(core_if, dwc_ep); -+ -+ DWC_DEBUGPL(DBG_PCDV, "EP %d Interrupt Register - 0x%x\n", epnum, diepint.d32); -+ /* Transfer complete */ -+ if (diepint.b.xfercompl) { -+ /* Disable the NP Tx FIFO Empty -+ * Interrrupt */ -+ if(core_if->en_multiple_tx_fifo == 0) { -+ intr_mask.b.nptxfempty = 1; -+ dwc_modify_reg32(&core_if->core_global_regs->gintmsk, intr_mask.d32, 0); -+ } -+ else { -+ /* Disable the Tx FIFO Empty Interrupt for this EP */ -+ uint32_t fifoemptymsk = 0x1 << dwc_ep->num; -+ dwc_modify_reg32(&core_if->dev_if->dev_global_regs->dtknqr4_fifoemptymsk, -+ fifoemptymsk, 0); -+ } -+ /* Clear the bit in DIEPINTn for this interrupt */ -+ CLEAR_IN_EP_INTR(core_if,epnum,xfercompl); -+ -+ /* Complete the transfer */ -+ if (epnum == 0) { -+ handle_ep0(pcd); -+ } -+#ifdef DWC_EN_ISOC -+ else if(dwc_ep->type == DWC_OTG_EP_TYPE_ISOC) { -+ if(!ep->stopped) -+ complete_iso_ep(ep); -+ } -+#endif //DWC_EN_ISOC -+ else { -+ -+ complete_ep(ep); -+ } -+ } -+ /* Endpoint disable */ -+ if (diepint.b.epdisabled) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN disabled\n", epnum); -+ handle_in_ep_disable_intr(pcd, epnum); -+ -+ /* Clear the bit in DIEPINTn for this interrupt */ -+ CLEAR_IN_EP_INTR(core_if,epnum,epdisabled); -+ } -+ /* AHB Error */ -+ if (diepint.b.ahberr) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN AHB Error\n", epnum); -+ /* Clear the bit in DIEPINTn for this interrupt */ -+ CLEAR_IN_EP_INTR(core_if,epnum,ahberr); -+ } -+ /* TimeOUT Handshake (non-ISOC IN EPs) */ -+ if (diepint.b.timeout) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN Time-out\n", epnum); -+ handle_in_ep_timeout_intr(pcd, epnum); -+ -+ CLEAR_IN_EP_INTR(core_if,epnum,timeout); -+ } -+ /** IN Token received with TxF Empty */ -+ if (diepint.b.intktxfemp) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN TKN TxFifo Empty\n", -+ epnum); -+ if (!ep->stopped && epnum != 0) { -+ -+ diepmsk_data_t diepmsk = { .d32 = 0}; -+ diepmsk.b.intktxfemp = 1; -+ -+ if(core_if->multiproc_int_enable) { -+ dwc_modify_reg32(&dev_if->dev_global_regs->diepeachintmsk[epnum], -+ diepmsk.d32, 0); -+ } else { -+ dwc_modify_reg32(&dev_if->dev_global_regs->diepmsk, diepmsk.d32, 0); -+ } -+ start_next_request(ep); -+ } -+ else if(core_if->dma_desc_enable && epnum == 0 && -+ pcd->ep0state == EP0_OUT_STATUS_PHASE) { -+ // EP0 IN set STALL -+ depctl.d32 = dwc_read_reg32(&dev_if->in_ep_regs[epnum]->diepctl); -+ -+ /* set the disable and stall bits */ -+ if (depctl.b.epena) { -+ depctl.b.epdis = 1; -+ } -+ depctl.b.stall = 1; -+ dwc_write_reg32(&dev_if->in_ep_regs[epnum]->diepctl, depctl.d32); -+ } -+ CLEAR_IN_EP_INTR(core_if,epnum,intktxfemp); -+ } -+ /** IN Token Received with EP mismatch */ -+ if (diepint.b.intknepmis) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN TKN EP Mismatch\n", epnum); -+ CLEAR_IN_EP_INTR(core_if,epnum,intknepmis); -+ } -+ /** IN Endpoint NAK Effective */ -+ if (diepint.b.inepnakeff) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN EP NAK Effective\n", epnum); -+ /* Periodic EP */ -+ if (ep->disabling) { -+ depctl.d32 = 0; -+ depctl.b.snak = 1; -+ depctl.b.epdis = 1; -+ dwc_modify_reg32(&dev_if->in_ep_regs[epnum]->diepctl, depctl.d32, depctl.d32); -+ } -+ CLEAR_IN_EP_INTR(core_if,epnum,inepnakeff); -+ -+ } -+ -+ /** IN EP Tx FIFO Empty Intr */ -+ if (diepint.b.emptyintr) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d Tx FIFO Empty Intr \n", epnum); -+ write_empty_tx_fifo(pcd, epnum); -+ -+ CLEAR_IN_EP_INTR(core_if,epnum,emptyintr); -+ -+ } -+ -+ /** IN EP BNA Intr */ -+ if (diepint.b.bna) { -+ CLEAR_IN_EP_INTR(core_if,epnum,bna); -+ if(core_if->dma_desc_enable) { -+#ifdef DWC_EN_ISOC -+ if(dwc_ep->type == DWC_OTG_EP_TYPE_ISOC) { -+ /* -+ * This checking is performed to prevent first "false" BNA -+ * handling occuring right after reconnect -+ */ -+ if(dwc_ep->next_frame != 0xffffffff) -+ dwc_otg_pcd_handle_iso_bna(ep); -+ } -+ else -+#endif //DWC_EN_ISOC -+ { -+ dctl.d32 = dwc_read_reg32(&dev_if->dev_global_regs->dctl); -+ -+ /* If Global Continue on BNA is disabled - disable EP */ -+ if(!dctl.b.gcontbna) { -+ depctl.d32 = 0; -+ depctl.b.snak = 1; -+ depctl.b.epdis = 1; -+ dwc_modify_reg32(&dev_if->in_ep_regs[epnum]->diepctl, depctl.d32, depctl.d32); -+ } else { -+ start_next_request(ep); -+ } -+ } -+ } -+ } -+ /* NAK Interrutp */ -+ if (diepint.b.nak) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d IN NAK Interrupt\n", epnum); -+ handle_in_ep_nak_intr(pcd, epnum); -+ -+ CLEAR_IN_EP_INTR(core_if,epnum,nak); -+ } -+ } -+ epnum++; -+ ep_intr >>=1; -+ } -+ -+ return 1; -+#undef CLEAR_IN_EP_INTR -+} -+ -+/** -+ * This interrupt indicates that an OUT EP has a pending Interrupt. -+ * The sequence for handling the OUT EP interrupt is shown below: -+ * -# Read the Device All Endpoint Interrupt register -+ * -# Repeat the following for each OUT EP interrupt bit set (from -+ * LSB to MSB). -+ * -# Read the Device Endpoint Interrupt (DOEPINTn) register -+ * -# If "Transfer Complete" call the request complete function -+ * -# If "Endpoint Disabled" complete the EP disable procedure. -+ * -# If "AHB Error Interrupt" log error -+ * -# If "Setup Phase Done" process Setup Packet (See Standard USB -+ * Command Processing) -+ */ -+static int32_t dwc_otg_pcd_handle_out_ep_intr(dwc_otg_pcd_t *pcd) -+{ -+#define CLEAR_OUT_EP_INTR(__core_if,__epnum,__intr) \ -+do { \ -+ doepint_data_t doepint = {.d32=0}; \ -+ doepint.b.__intr = 1; \ -+ dwc_write_reg32(&__core_if->dev_if->out_ep_regs[__epnum]->doepint, \ -+ doepint.d32); \ -+} while (0) -+ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+ dwc_otg_dev_if_t *dev_if = core_if->dev_if; -+ uint32_t ep_intr; -+ doepint_data_t doepint = {.d32=0}; -+ dctl_data_t dctl = {.d32=0}; -+ depctl_data_t doepctl = {.d32=0}; -+ uint32_t epnum = 0; -+ dwc_otg_pcd_ep_t *ep; -+ dwc_ep_t *dwc_ep; -+ -+ DWC_DEBUGPL(DBG_PCDV, "%s()\n", __func__); -+ -+ /* Read in the device interrupt bits */ -+ ep_intr = dwc_otg_read_dev_all_out_ep_intr(core_if); -+ -+ while(ep_intr) { -+ if (ep_intr&0x1) { -+ /* Get EP pointer */ -+ ep = get_out_ep(pcd, epnum); -+ dwc_ep = &ep->dwc_ep; -+ -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_PCDV, -+ "EP%d-%s: type=%d, mps=%d\n", -+ dwc_ep->num, (dwc_ep->is_in ?"IN":"OUT"), -+ dwc_ep->type, dwc_ep->maxpacket); -+#endif -+ doepint.d32 = dwc_otg_read_dev_out_ep_intr(core_if, dwc_ep); -+ -+ /* Transfer complete */ -+ if (doepint.b.xfercompl) { -+ -+ if (epnum == 0) { -+ /* Clear the bit in DOEPINTn for this interrupt */ -+ CLEAR_OUT_EP_INTR(core_if,epnum,xfercompl); -+ if(core_if->dma_desc_enable == 0 || pcd->ep0state != EP0_IDLE) -+ handle_ep0(pcd); -+#ifdef DWC_EN_ISOC -+ } else if(dwc_ep->type == DWC_OTG_EP_TYPE_ISOC) { -+ if (doepint.b.pktdrpsts == 0) { -+ /* Clear the bit in DOEPINTn for this interrupt */ -+ CLEAR_OUT_EP_INTR(core_if,epnum,xfercompl); -+ complete_iso_ep(ep); -+ } else { -+ -+ doepint_data_t doepint = {.d32=0}; -+ doepint.b.xfercompl = 1; -+ doepint.b.pktdrpsts = 1; -+ dwc_write_reg32(&core_if->dev_if->out_ep_regs[epnum]->doepint, -+ doepint.d32); -+ if(handle_iso_out_pkt_dropped(core_if,dwc_ep)) { -+ complete_iso_ep(ep); -+ } -+ } -+#endif //DWC_EN_ISOC -+ } else { -+ /* Clear the bit in DOEPINTn for this interrupt */ -+ CLEAR_OUT_EP_INTR(core_if,epnum,xfercompl); -+ complete_ep(ep); -+ } -+ -+ } -+ -+ /* Endpoint disable */ -+ if (doepint.b.epdisabled) { -+ -+ /* Clear the bit in DOEPINTn for this interrupt */ -+ CLEAR_OUT_EP_INTR(core_if,epnum,epdisabled); -+ } -+ /* AHB Error */ -+ if (doepint.b.ahberr) { -+ DWC_DEBUGPL(DBG_PCD,"EP%d OUT AHB Error\n", epnum); -+ DWC_DEBUGPL(DBG_PCD,"EP DMA REG %d \n", core_if->dev_if->out_ep_regs[epnum]->doepdma); -+ CLEAR_OUT_EP_INTR(core_if,epnum,ahberr); -+ } -+ /* Setup Phase Done (contorl EPs) */ -+ if (doepint.b.setup) { -+#ifdef DEBUG_EP0 -+ DWC_DEBUGPL(DBG_PCD,"EP%d SETUP Done\n", -+ epnum); -+#endif -+ CLEAR_OUT_EP_INTR(core_if,epnum,setup); -+ -+ handle_ep0(pcd); -+ } -+ -+ /** OUT EP BNA Intr */ -+ if (doepint.b.bna) { -+ CLEAR_OUT_EP_INTR(core_if,epnum,bna); -+ if(core_if->dma_desc_enable) { -+#ifdef DWC_EN_ISOC -+ if(dwc_ep->type == DWC_OTG_EP_TYPE_ISOC) { -+ /* -+ * This checking is performed to prevent first "false" BNA -+ * handling occuring right after reconnect -+ */ -+ if(dwc_ep->next_frame != 0xffffffff) -+ dwc_otg_pcd_handle_iso_bna(ep); -+ } -+ else -+#endif //DWC_EN_ISOC -+ { -+ dctl.d32 = dwc_read_reg32(&dev_if->dev_global_regs->dctl); -+ -+ /* If Global Continue on BNA is disabled - disable EP*/ -+ if(!dctl.b.gcontbna) { -+ doepctl.d32 = 0; -+ doepctl.b.snak = 1; -+ doepctl.b.epdis = 1; -+ dwc_modify_reg32(&dev_if->out_ep_regs[epnum]->doepctl, doepctl.d32, doepctl.d32); -+ } else { -+ start_next_request(ep); -+ } -+ } -+ } -+ } -+ if (doepint.b.stsphsercvd) { -+ CLEAR_OUT_EP_INTR(core_if,epnum,stsphsercvd); -+ if(core_if->dma_desc_enable) { -+ do_setup_in_status_phase(pcd); -+ } -+ } -+ /* Babble Interrutp */ -+ if (doepint.b.babble) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d OUT Babble\n", epnum); -+ handle_out_ep_babble_intr(pcd, epnum); -+ -+ CLEAR_OUT_EP_INTR(core_if,epnum,babble); -+ } -+ /* NAK Interrutp */ -+ if (doepint.b.nak) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d OUT NAK\n", epnum); -+ handle_out_ep_nak_intr(pcd, epnum); -+ -+ CLEAR_OUT_EP_INTR(core_if,epnum,nak); -+ } -+ /* NYET Interrutp */ -+ if (doepint.b.nyet) { -+ DWC_DEBUGPL(DBG_ANY,"EP%d OUT NYET\n", epnum); -+ handle_out_ep_nyet_intr(pcd, epnum); -+ -+ CLEAR_OUT_EP_INTR(core_if,epnum,nyet); -+ } -+ } -+ -+ epnum++; -+ ep_intr >>=1; -+ } -+ -+ return 1; -+ -+#undef CLEAR_OUT_EP_INTR -+} -+ -+ -+/** -+ * Incomplete ISO IN Transfer Interrupt. -+ * This interrupt indicates one of the following conditions occurred -+ * while transmitting an ISOC transaction. -+ * - Corrupted IN Token for ISOC EP. -+ * - Packet not complete in FIFO. -+ * The follow actions will be taken: -+ * -# Determine the EP -+ * -# Set incomplete flag in dwc_ep structure -+ * -# Disable EP; when "Endpoint Disabled" interrupt is received -+ * Flush FIFO -+ */ -+int32_t dwc_otg_pcd_handle_incomplete_isoc_in_intr(dwc_otg_pcd_t *pcd) -+{ -+ gintsts_data_t gintsts; -+ -+ -+#ifdef DWC_EN_ISOC -+ dwc_otg_dev_if_t *dev_if; -+ deptsiz_data_t deptsiz = { .d32 = 0}; -+ depctl_data_t depctl = { .d32 = 0}; -+ dsts_data_t dsts = { .d32 = 0}; -+ dwc_ep_t *dwc_ep; -+ int i; -+ -+ dev_if = GET_CORE_IF(pcd)->dev_if; -+ -+ for(i = 1; i <= dev_if->num_in_eps; ++i) { -+ dwc_ep = &pcd->in_ep[i].dwc_ep; -+ if(dwc_ep->active && -+ dwc_ep->type == USB_ENDPOINT_XFER_ISOC) -+ { -+ deptsiz.d32 = dwc_read_reg32(&dev_if->in_ep_regs[i]->dieptsiz); -+ depctl.d32 = dwc_read_reg32(&dev_if->in_ep_regs[i]->diepctl); -+ -+ if(depctl.b.epdis && deptsiz.d32) { -+ set_current_pkt_info(GET_CORE_IF(pcd), dwc_ep); -+ if(dwc_ep->cur_pkt >= dwc_ep->pkt_cnt) { -+ dwc_ep->cur_pkt = 0; -+ dwc_ep->proc_buf_num = (dwc_ep->proc_buf_num ^ 1) & 0x1; -+ -+ if(dwc_ep->proc_buf_num) { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff1; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr1; -+ } else { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff0; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr0; -+ } -+ -+ } -+ -+ dsts.d32 = dwc_read_reg32(&GET_CORE_IF(pcd)->dev_if->dev_global_regs->dsts); -+ dwc_ep->next_frame = dsts.b.soffn; -+ -+ dwc_otg_iso_ep_start_frm_transfer(GET_CORE_IF(pcd), dwc_ep); -+ } -+ } -+ } -+ -+#else -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", -+ "IN ISOC Incomplete"); -+ -+ intr_mask.b.incomplisoin = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+#endif //DWC_EN_ISOC -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.incomplisoin = 1; -+ dwc_write_reg32 (&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * Incomplete ISO OUT Transfer Interrupt. -+ * -+ * This interrupt indicates that the core has dropped an ISO OUT -+ * packet. The following conditions can be the cause: -+ * - FIFO Full, the entire packet would not fit in the FIFO. -+ * - CRC Error -+ * - Corrupted Token -+ * The follow actions will be taken: -+ * -# Determine the EP -+ * -# Set incomplete flag in dwc_ep structure -+ * -# Read any data from the FIFO -+ * -# Disable EP. when "Endpoint Disabled" interrupt is received -+ * re-enable EP. -+ */ -+int32_t dwc_otg_pcd_handle_incomplete_isoc_out_intr(dwc_otg_pcd_t *pcd) -+{ -+ /* @todo implement ISR */ -+ gintsts_data_t gintsts; -+ -+#ifdef DWC_EN_ISOC -+ dwc_otg_dev_if_t *dev_if; -+ deptsiz_data_t deptsiz = { .d32 = 0}; -+ depctl_data_t depctl = { .d32 = 0}; -+ dsts_data_t dsts = { .d32 = 0}; -+ dwc_ep_t *dwc_ep; -+ int i; -+ -+ dev_if = GET_CORE_IF(pcd)->dev_if; -+ -+ for(i = 1; i <= dev_if->num_out_eps; ++i) { -+ dwc_ep = &pcd->in_ep[i].dwc_ep; -+ if(pcd->out_ep[i].dwc_ep.active && -+ pcd->out_ep[i].dwc_ep.type == USB_ENDPOINT_XFER_ISOC) -+ { -+ deptsiz.d32 = dwc_read_reg32(&dev_if->out_ep_regs[i]->doeptsiz); -+ depctl.d32 = dwc_read_reg32(&dev_if->out_ep_regs[i]->doepctl); -+ -+ if(depctl.b.epdis && deptsiz.d32) { -+ set_current_pkt_info(GET_CORE_IF(pcd), &pcd->out_ep[i].dwc_ep); -+ if(dwc_ep->cur_pkt >= dwc_ep->pkt_cnt) { -+ dwc_ep->cur_pkt = 0; -+ dwc_ep->proc_buf_num = (dwc_ep->proc_buf_num ^ 1) & 0x1; -+ -+ if(dwc_ep->proc_buf_num) { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff1; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr1; -+ } else { -+ dwc_ep->cur_pkt_addr = dwc_ep->xfer_buff0; -+ dwc_ep->cur_pkt_dma_addr = dwc_ep->dma_addr0; -+ } -+ -+ } -+ -+ dsts.d32 = dwc_read_reg32(&GET_CORE_IF(pcd)->dev_if->dev_global_regs->dsts); -+ dwc_ep->next_frame = dsts.b.soffn; -+ -+ dwc_otg_iso_ep_start_frm_transfer(GET_CORE_IF(pcd), dwc_ep); -+ } -+ } -+ } -+#else -+ /** @todo implement ISR */ -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", -+ "OUT ISOC Incomplete"); -+ -+ intr_mask.b.incomplisoout = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+#endif // DWC_EN_ISOC -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.incomplisoout = 1; -+ dwc_write_reg32 (&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * This function handles the Global IN NAK Effective interrupt. -+ * -+ */ -+int32_t dwc_otg_pcd_handle_in_nak_effective(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_dev_if_t *dev_if = GET_CORE_IF(pcd)->dev_if; -+ depctl_data_t diepctl = { .d32 = 0}; -+ depctl_data_t diepctl_rd = { .d32 = 0}; -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ gintsts_data_t gintsts; -+ int i; -+ -+ DWC_DEBUGPL(DBG_PCD, "Global IN NAK Effective\n"); -+ -+ /* Disable all active IN EPs */ -+ diepctl.b.epdis = 1; -+ diepctl.b.snak = 1; -+ -+ for (i=0; i <= dev_if->num_in_eps; i++) -+ { -+ diepctl_rd.d32 = dwc_read_reg32(&dev_if->in_ep_regs[i]->diepctl); -+ if (diepctl_rd.b.epena) { -+ dwc_write_reg32(&dev_if->in_ep_regs[i]->diepctl, -+ diepctl.d32); -+ } -+ } -+ /* Disable the Global IN NAK Effective Interrupt */ -+ intr_mask.b.ginnakeff = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.ginnakeff = 1; -+ dwc_write_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ -+ return 1; -+} -+ -+/** -+ * OUT NAK Effective. -+ * -+ */ -+int32_t dwc_otg_pcd_handle_out_nak_effective(dwc_otg_pcd_t *pcd) -+{ -+ gintmsk_data_t intr_mask = { .d32 = 0}; -+ gintsts_data_t gintsts; -+ -+ DWC_PRINT("INTERRUPT Handler not implemented for %s\n", -+ "Global IN NAK Effective\n"); -+ /* Disable the Global IN NAK Effective Interrupt */ -+ intr_mask.b.goutnakeff = 1; -+ dwc_modify_reg32(&GET_CORE_IF(pcd)->core_global_regs->gintmsk, -+ intr_mask.d32, 0); -+ -+ /* Clear interrupt */ -+ gintsts.d32 = 0; -+ gintsts.b.goutnakeff = 1; -+ dwc_write_reg32 (&GET_CORE_IF(pcd)->core_global_regs->gintsts, -+ gintsts.d32); -+ -+ return 1; -+} -+ -+ -+/** -+ * PCD interrupt handler. -+ * -+ * The PCD handles the device interrupts. Many conditions can cause a -+ * device interrupt. When an interrupt occurs, the device interrupt -+ * service routine determines the cause of the interrupt and -+ * dispatches handling to the appropriate function. These interrupt -+ * handling functions are described below. -+ * -+ * All interrupt registers are processed from LSB to MSB. -+ * -+ */ -+int32_t dwc_otg_pcd_handle_intr(dwc_otg_pcd_t *pcd) -+{ -+ dwc_otg_core_if_t *core_if = GET_CORE_IF(pcd); -+#ifdef VERBOSE -+ dwc_otg_core_global_regs_t *global_regs = -+ core_if->core_global_regs; -+#endif -+ gintsts_data_t gintr_status; -+ int32_t retval = 0; -+ -+ -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_ANY, "%s() gintsts=%08x gintmsk=%08x\n", -+ __func__, -+ dwc_read_reg32(&global_regs->gintsts), -+ dwc_read_reg32(&global_regs->gintmsk)); -+#endif -+ -+ if (dwc_otg_is_device_mode(core_if)) { -+ SPIN_LOCK(&pcd->lock); -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_PCDV, "%s() gintsts=%08x gintmsk=%08x\n", -+ __func__, -+ dwc_read_reg32(&global_regs->gintsts), -+ dwc_read_reg32(&global_regs->gintmsk)); -+#endif -+ -+ gintr_status.d32 = dwc_otg_read_core_intr(core_if); -+ -+/* -+ if (!gintr_status.d32) { -+ SPIN_UNLOCK(&pcd->lock); -+ return 0; -+ } -+*/ -+ DWC_DEBUGPL(DBG_PCDV, "%s: gintsts&gintmsk=%08x\n", -+ __func__, gintr_status.d32); -+ -+ if (gintr_status.b.sofintr) { -+ retval |= dwc_otg_pcd_handle_sof_intr(pcd); -+ } -+ if (gintr_status.b.rxstsqlvl) { -+ retval |= dwc_otg_pcd_handle_rx_status_q_level_intr(pcd); -+ } -+ if (gintr_status.b.nptxfempty) { -+ retval |= dwc_otg_pcd_handle_np_tx_fifo_empty_intr(pcd); -+ } -+ if (gintr_status.b.ginnakeff) { -+ retval |= dwc_otg_pcd_handle_in_nak_effective(pcd); -+ } -+ if (gintr_status.b.goutnakeff) { -+ retval |= dwc_otg_pcd_handle_out_nak_effective(pcd); -+ } -+ if (gintr_status.b.i2cintr) { -+ retval |= dwc_otg_pcd_handle_i2c_intr(pcd); -+ } -+ if (gintr_status.b.erlysuspend) { -+ retval |= dwc_otg_pcd_handle_early_suspend_intr(pcd); -+ } -+ if (gintr_status.b.usbreset) { -+ retval |= dwc_otg_pcd_handle_usb_reset_intr(pcd); -+ } -+ if (gintr_status.b.enumdone) { -+ retval |= dwc_otg_pcd_handle_enum_done_intr(pcd); -+ } -+ if (gintr_status.b.isooutdrop) { -+ retval |= dwc_otg_pcd_handle_isoc_out_packet_dropped_intr(pcd); -+ } -+ if (gintr_status.b.eopframe) { -+ retval |= dwc_otg_pcd_handle_end_periodic_frame_intr(pcd); -+ } -+ if (gintr_status.b.epmismatch) { -+ retval |= dwc_otg_pcd_handle_ep_mismatch_intr(core_if); -+ } -+ if (gintr_status.b.inepint) { -+ if(!core_if->multiproc_int_enable) { -+ retval |= dwc_otg_pcd_handle_in_ep_intr(pcd); -+ } -+ } -+ if (gintr_status.b.outepintr) { -+ if(!core_if->multiproc_int_enable) { -+ retval |= dwc_otg_pcd_handle_out_ep_intr(pcd); -+ } -+ } -+ if (gintr_status.b.incomplisoin) { -+ retval |= dwc_otg_pcd_handle_incomplete_isoc_in_intr(pcd); -+ } -+ if (gintr_status.b.incomplisoout) { -+ retval |= dwc_otg_pcd_handle_incomplete_isoc_out_intr(pcd); -+ } -+ -+ /* In MPI mode De vice Endpoints intterrupts are asserted -+ * without setting outepintr and inepint bits set, so these -+ * Interrupt handlers are called without checking these bit-fields -+ */ -+ if(core_if->multiproc_int_enable) { -+ retval |= dwc_otg_pcd_handle_in_ep_intr(pcd); -+ retval |= dwc_otg_pcd_handle_out_ep_intr(pcd); -+ } -+#ifdef VERBOSE -+ DWC_DEBUGPL(DBG_PCDV, "%s() gintsts=%0x\n", __func__, -+ dwc_read_reg32(&global_regs->gintsts)); -+#endif -+ SPIN_UNLOCK(&pcd->lock); -+ } -+ -+ S3C2410X_CLEAR_EINTPEND(); -+ -+ return retval; -+} -+ -+#endif /* DWC_HOST_ONLY */ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_plat.h -@@ -0,0 +1,268 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/platform/dwc_otg_plat.h $ -+ * $Revision: #23 $ -+ * $Date: 2008/07/15 $ -+ * $Change: 1064915 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+#if !defined(__DWC_OTG_PLAT_H__) -+#define __DWC_OTG_PLAT_H__ -+ -+#include <linux/types.h> -+#include <linux/slab.h> -+#include <linux/list.h> -+#include <linux/delay.h> -+#include <asm/io.h> -+ -+#define cns3xxx_ioremap(addr, size) ioremap(addr, size) -+#define cns3xxx_iounmap(addr) iounmap(addr) -+/* Changed all readl and writel to __raw_readl, __raw_writel */ -+ -+/** -+ * @file -+ * -+ * This file contains the Platform Specific constants, interfaces -+ * (functions and macros) for Linux. -+ * -+ */ -+//#if !defined(__LINUX_ARM_ARCH__) -+//#error "The contents of this file is Linux specific!!!" -+//#endif -+ -+/** -+ * Reads the content of a register. -+ * -+ * @param reg address of register to read. -+ * @return contents of the register. -+ * -+ -+ * Usage:<br> -+ * <code>uint32_t dev_ctl = dwc_read_reg32(&dev_regs->dctl);</code> -+ */ -+static __inline__ uint32_t dwc_read_reg32( volatile uint32_t *reg) -+{ -+ return __raw_readl(reg); -+ // return readl(reg); -+}; -+ -+/** -+ * Writes a register with a 32 bit value. -+ * -+ * @param reg address of register to read. -+ * @param value to write to _reg. -+ * -+ * Usage:<br> -+ * <code>dwc_write_reg32(&dev_regs->dctl, 0); </code> -+ */ -+static __inline__ void dwc_write_reg32( volatile uint32_t *reg, const uint32_t value) -+{ -+ // writel( value, reg ); -+ __raw_writel(value, reg); -+ -+}; -+ -+/** -+ * This function modifies bit values in a register. Using the -+ * algorithm: (reg_contents & ~clear_mask) | set_mask. -+ * -+ * @param reg address of register to read. -+ * @param clear_mask bit mask to be cleared. -+ * @param set_mask bit mask to be set. -+ * -+ * Usage:<br> -+ * <code> // Clear the SOF Interrupt Mask bit and <br> -+ * // set the OTG Interrupt mask bit, leaving all others as they were. -+ * dwc_modify_reg32(&dev_regs->gintmsk, DWC_SOF_INT, DWC_OTG_INT);</code> -+ */ -+static __inline__ -+ void dwc_modify_reg32( volatile uint32_t *reg, const uint32_t clear_mask, const uint32_t set_mask) -+{ -+ // writel( (readl(reg) & ~clear_mask) | set_mask, reg ); -+ __raw_writel( (__raw_readl(reg) & ~clear_mask) | set_mask, reg ); -+}; -+ -+ -+/** -+ * Wrapper for the OS micro-second delay function. -+ * @param[in] usecs Microseconds of delay -+ */ -+static __inline__ void UDELAY( const uint32_t usecs ) -+{ -+ udelay( usecs ); -+} -+ -+/** -+ * Wrapper for the OS milli-second delay function. -+ * @param[in] msecs milliseconds of delay -+ */ -+static __inline__ void MDELAY( const uint32_t msecs ) -+{ -+ mdelay( msecs ); -+} -+ -+/** -+ * Wrapper for the Linux spin_lock. On the ARM (Integrator) -+ * spin_lock() is a nop. -+ * -+ * @param lock Pointer to the spinlock. -+ */ -+static __inline__ void SPIN_LOCK( spinlock_t *lock ) -+{ -+ spin_lock(lock); -+} -+ -+/** -+ * Wrapper for the Linux spin_unlock. On the ARM (Integrator) -+ * spin_lock() is a nop. -+ * -+ * @param lock Pointer to the spinlock. -+ */ -+static __inline__ void SPIN_UNLOCK( spinlock_t *lock ) -+{ -+ spin_unlock(lock); -+} -+ -+/** -+ * Wrapper (macro) for the Linux spin_lock_irqsave. On the ARM -+ * (Integrator) spin_lock() is a nop. -+ * -+ * @param l Pointer to the spinlock. -+ * @param f unsigned long for irq flags storage. -+ */ -+#define SPIN_LOCK_IRQSAVE( l, f ) spin_lock_irqsave(l,f); -+ -+/** -+ * Wrapper (macro) for the Linux spin_unlock_irqrestore. On the ARM -+ * (Integrator) spin_lock() is a nop. -+ * -+ * @param l Pointer to the spinlock. -+ * @param f unsigned long for irq flags storage. -+ */ -+#define SPIN_UNLOCK_IRQRESTORE( l,f ) spin_unlock_irqrestore(l,f); -+ -+/* -+ * Debugging support vanishes in non-debug builds. -+ */ -+ -+ -+/** -+ * The Debug Level bit-mask variable. -+ */ -+extern uint32_t g_dbg_lvl; -+/** -+ * Set the Debug Level variable. -+ */ -+static inline uint32_t SET_DEBUG_LEVEL( const uint32_t new ) -+{ -+ uint32_t old = g_dbg_lvl; -+ g_dbg_lvl = new; -+ return old; -+} -+ -+/** When debug level has the DBG_CIL bit set, display CIL Debug messages. */ -+#define DBG_CIL (0x2) -+/** When debug level has the DBG_CILV bit set, display CIL Verbose debug -+ * messages */ -+#define DBG_CILV (0x20) -+/** When debug level has the DBG_PCD bit set, display PCD (Device) debug -+ * messages */ -+#define DBG_PCD (0x4) -+/** When debug level has the DBG_PCDV set, display PCD (Device) Verbose debug -+ * messages */ -+#define DBG_PCDV (0x40) -+/** When debug level has the DBG_HCD bit set, display Host debug messages */ -+#define DBG_HCD (0x8) -+/** When debug level has the DBG_HCDV bit set, display Verbose Host debug -+ * messages */ -+#define DBG_HCDV (0x80) -+/** When debug level has the DBG_HCD_URB bit set, display enqueued URBs in host -+ * mode. */ -+#define DBG_HCD_URB (0x800) -+ -+/** When debug level has any bit set, display debug messages */ -+#define DBG_ANY (0xFF) -+ -+/** All debug messages off */ -+#define DBG_OFF 0 -+ -+/** Prefix string for DWC_DEBUG print macros. */ -+#define USB_DWC "DWC_otg: " -+ -+/** -+ * Print a debug message when the Global debug level variable contains -+ * the bit defined in <code>lvl</code>. -+ * -+ * @param[in] lvl - Debug level, use one of the DBG_ constants above. -+ * @param[in] x - like printf -+ * -+ * Example:<p> -+ * <code> -+ * DWC_DEBUGPL( DBG_ANY, "%s(%p)\n", __func__, _reg_base_addr); -+ * </code> -+ * <br> -+ * results in:<br> -+ * <code> -+ * usb-DWC_otg: dwc_otg_cil_init(ca867000) -+ * </code> -+ */ -+#ifdef DEBUG -+ -+# define DWC_DEBUGPL(lvl, x...) do{ if ((lvl)&g_dbg_lvl)printk( KERN_DEBUG USB_DWC x ); }while(0) -+# define DWC_DEBUGP(x...) DWC_DEBUGPL(DBG_ANY, x ) -+ -+# define CHK_DEBUG_LEVEL(level) ((level) & g_dbg_lvl) -+ -+#else -+ -+# define DWC_DEBUGPL(lvl, x...) do{}while(0) -+# define DWC_DEBUGP(x...) -+ -+# define CHK_DEBUG_LEVEL(level) (0) -+ -+#endif /*DEBUG*/ -+ -+/** -+ * Print an Error message. -+ */ -+#define DWC_ERROR(x...) printk( KERN_ERR USB_DWC x ) -+/** -+ * Print a Warning message. -+ */ -+#define DWC_WARN(x...) printk( KERN_WARNING USB_DWC x ) -+/** -+ * Print a notice (normal but significant message). -+ */ -+#define DWC_NOTICE(x...) printk( KERN_NOTICE USB_DWC x ) -+/** -+ * Basic message printing. -+ */ -+#define DWC_PRINT(x...) printk( KERN_INFO USB_DWC x ) -+ -+#endif -+ ---- /dev/null -+++ b/drivers/usb/host/otg/dwc_otg_regs.h -@@ -0,0 +1,2075 @@ -+/* ========================================================================== -+ * $File: //dwh/usb_iip/dev/software/otg/linux/drivers/dwc_otg_regs.h $ -+ * $Revision: #72 $ -+ * $Date: 2008/09/19 $ -+ * $Change: 1099526 $ -+ * -+ * Synopsys HS OTG Linux Software Driver and documentation (hereinafter, -+ * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless -+ * otherwise expressly agreed to in writing between Synopsys and you. -+ * -+ * The Software IS NOT an item of Licensed Software or Licensed Product under -+ * any End User Software License Agreement or Agreement for Licensed Product -+ * with Synopsys or any supplement thereto. You are permitted to use and -+ * redistribute this Software in source and binary forms, with or without -+ * modification, provided that redistributions of source code must retain this -+ * notice. You may not view, use, disclose, copy or distribute this file or -+ * any information contained herein except pursuant to this license grant from -+ * Synopsys. If you do not agree with this notice, including the disclaimer -+ * below, then you are not authorized to use the Software. -+ * -+ * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS -+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -+ * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT, -+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * ========================================================================== */ -+ -+#ifndef __DWC_OTG_REGS_H__ -+#define __DWC_OTG_REGS_H__ -+ -+/** -+ * @file -+ * -+ * This file contains the data structures for accessing the DWC_otg core registers. -+ * -+ * The application interfaces with the HS OTG core by reading from and -+ * writing to the Control and Status Register (CSR) space through the -+ * AHB Slave interface. These registers are 32 bits wide, and the -+ * addresses are 32-bit-block aligned. -+ * CSRs are classified as follows: -+ * - Core Global Registers -+ * - Device Mode Registers -+ * - Device Global Registers -+ * - Device Endpoint Specific Registers -+ * - Host Mode Registers -+ * - Host Global Registers -+ * - Host Port CSRs -+ * - Host Channel Specific Registers -+ * -+ * Only the Core Global registers can be accessed in both Device and -+ * Host modes. When the HS OTG core is operating in one mode, either -+ * Device or Host, the application must not access registers from the -+ * other mode. When the core switches from one mode to another, the -+ * registers in the new mode of operation must be reprogrammed as they -+ * would be after a power-on reset. -+ */ -+ -+/** Maximum number of Periodic FIFOs */ -+#define MAX_PERIO_FIFOS 15 -+/** Maximum number of Transmit FIFOs */ -+#define MAX_TX_FIFOS 15 -+ -+/** Maximum number of Endpoints/HostChannels */ -+#define MAX_EPS_CHANNELS 16 -+ -+/****************************************************************************/ -+/** DWC_otg Core registers . -+ * The dwc_otg_core_global_regs structure defines the size -+ * and relative field offsets for the Core Global registers. -+ */ -+typedef struct dwc_otg_core_global_regs -+{ -+ /** OTG Control and Status Register. <i>Offset: 000h</i> */ -+ volatile uint32_t gotgctl; -+ /** OTG Interrupt Register. <i>Offset: 004h</i> */ -+ volatile uint32_t gotgint; -+ /**Core AHB Configuration Register. <i>Offset: 008h</i> */ -+ volatile uint32_t gahbcfg; -+ -+#define DWC_GLBINTRMASK 0x0001 -+#define DWC_DMAENABLE 0x0020 -+#define DWC_NPTXEMPTYLVL_EMPTY 0x0080 -+#define DWC_NPTXEMPTYLVL_HALFEMPTY 0x0000 -+#define DWC_PTXEMPTYLVL_EMPTY 0x0100 -+#define DWC_PTXEMPTYLVL_HALFEMPTY 0x0000 -+ -+ /**Core USB Configuration Register. <i>Offset: 00Ch</i> */ -+ volatile uint32_t gusbcfg; -+ /**Core Reset Register. <i>Offset: 010h</i> */ -+ volatile uint32_t grstctl; -+ /**Core Interrupt Register. <i>Offset: 014h</i> */ -+ volatile uint32_t gintsts; -+ /**Core Interrupt Mask Register. <i>Offset: 018h</i> */ -+ volatile uint32_t gintmsk; -+ /**Receive Status Queue Read Register (Read Only). <i>Offset: 01Ch</i> */ -+ volatile uint32_t grxstsr; -+ /**Receive Status Queue Read & POP Register (Read Only). <i>Offset: 020h</i>*/ -+ volatile uint32_t grxstsp; -+ /**Receive FIFO Size Register. <i>Offset: 024h</i> */ -+ volatile uint32_t grxfsiz; -+ /**Non Periodic Transmit FIFO Size Register. <i>Offset: 028h</i> */ -+ volatile uint32_t gnptxfsiz; -+ /**Non Periodic Transmit FIFO/Queue Status Register (Read -+ * Only). <i>Offset: 02Ch</i> */ -+ volatile uint32_t gnptxsts; -+ /**I2C Access Register. <i>Offset: 030h</i> */ -+ volatile uint32_t gi2cctl; -+ /**PHY Vendor Control Register. <i>Offset: 034h</i> */ -+ volatile uint32_t gpvndctl; -+ /**General Purpose Input/Output Register. <i>Offset: 038h</i> */ -+ volatile uint32_t ggpio; -+ /**User ID Register. <i>Offset: 03Ch</i> */ -+ volatile uint32_t guid; -+ /**Synopsys ID Register (Read Only). <i>Offset: 040h</i> */ -+ volatile uint32_t gsnpsid; -+ /**User HW Config1 Register (Read Only). <i>Offset: 044h</i> */ -+ volatile uint32_t ghwcfg1; -+ /**User HW Config2 Register (Read Only). <i>Offset: 048h</i> */ -+ volatile uint32_t ghwcfg2; -+#define DWC_SLAVE_ONLY_ARCH 0 -+#define DWC_EXT_DMA_ARCH 1 -+#define DWC_INT_DMA_ARCH 2 -+ -+#define DWC_MODE_HNP_SRP_CAPABLE 0 -+#define DWC_MODE_SRP_ONLY_CAPABLE 1 -+#define DWC_MODE_NO_HNP_SRP_CAPABLE 2 -+#define DWC_MODE_SRP_CAPABLE_DEVICE 3 -+#define DWC_MODE_NO_SRP_CAPABLE_DEVICE 4 -+#define DWC_MODE_SRP_CAPABLE_HOST 5 -+#define DWC_MODE_NO_SRP_CAPABLE_HOST 6 -+ -+ /**User HW Config3 Register (Read Only). <i>Offset: 04Ch</i> */ -+ volatile uint32_t ghwcfg3; -+ /**User HW Config4 Register (Read Only). <i>Offset: 050h</i>*/ -+ volatile uint32_t ghwcfg4; -+ /** Reserved <i>Offset: 054h-0FFh</i> */ -+ volatile uint32_t reserved[43]; -+ /** Host Periodic Transmit FIFO Size Register. <i>Offset: 100h</i> */ -+ volatile uint32_t hptxfsiz; -+ /** Device Periodic Transmit FIFO#n Register if dedicated fifos are disabled, -+ otherwise Device Transmit FIFO#n Register. -+ * <i>Offset: 104h + (FIFO_Number-1)*04h, 1 <= FIFO Number <= 15 (1<=n<=15).</i> */ -+ volatile uint32_t dptxfsiz_dieptxf[15]; -+} dwc_otg_core_global_regs_t; -+ -+/** -+ * This union represents the bit fields of the Core OTG Control -+ * and Status Register (GOTGCTL). Set the bits using the bit -+ * fields then write the <i>d32</i> value to the register. -+ */ -+typedef union gotgctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned sesreqscs : 1; -+ unsigned sesreq : 1; -+ unsigned reserved2_7 : 6; -+ unsigned hstnegscs : 1; -+ unsigned hnpreq : 1; -+ unsigned hstsethnpen : 1; -+ unsigned devhnpen : 1; -+ unsigned reserved12_15 : 4; -+ unsigned conidsts : 1; -+ unsigned reserved17 : 1; -+ unsigned asesvld : 1; -+ unsigned bsesvld : 1; -+ unsigned currmod : 1; -+ unsigned reserved21_31 : 11; -+ } b; -+} gotgctl_data_t; -+ -+/** -+ * This union represents the bit fields of the Core OTG Interrupt Register -+ * (GOTGINT). Set/clear the bits using the bit fields then write the <i>d32</i> -+ * value to the register. -+ */ -+typedef union gotgint_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Current Mode */ -+ unsigned reserved0_1 : 2; -+ -+ /** Session End Detected */ -+ unsigned sesenddet : 1; -+ -+ unsigned reserved3_7 : 5; -+ -+ /** Session Request Success Status Change */ -+ unsigned sesreqsucstschng : 1; -+ /** Host Negotiation Success Status Change */ -+ unsigned hstnegsucstschng : 1; -+ -+ unsigned reserver10_16 : 7; -+ -+ /** Host Negotiation Detected */ -+ unsigned hstnegdet : 1; -+ /** A-Device Timeout Change */ -+ unsigned adevtoutchng : 1; -+ /** Debounce Done */ -+ unsigned debdone : 1; -+ -+ unsigned reserved31_20 : 12; -+ -+ } b; -+} gotgint_data_t; -+ -+ -+/** -+ * This union represents the bit fields of the Core AHB Configuration -+ * Register (GAHBCFG). Set/clear the bits using the bit fields then -+ * write the <i>d32</i> value to the register. -+ */ -+typedef union gahbcfg_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned glblintrmsk : 1; -+#define DWC_GAHBCFG_GLBINT_ENABLE 1 -+ -+ unsigned hburstlen : 4; -+#define DWC_GAHBCFG_INT_DMA_BURST_SINGLE 0 -+#define DWC_GAHBCFG_INT_DMA_BURST_INCR 1 -+#define DWC_GAHBCFG_INT_DMA_BURST_INCR4 3 -+#define DWC_GAHBCFG_INT_DMA_BURST_INCR8 5 -+#define DWC_GAHBCFG_INT_DMA_BURST_INCR16 7 -+ -+ unsigned dmaenable : 1; -+#define DWC_GAHBCFG_DMAENABLE 1 -+ unsigned reserved : 1; -+ unsigned nptxfemplvl_txfemplvl : 1; -+ unsigned ptxfemplvl : 1; -+#define DWC_GAHBCFG_TXFEMPTYLVL_EMPTY 1 -+#define DWC_GAHBCFG_TXFEMPTYLVL_HALFEMPTY 0 -+ unsigned reserved9_31 : 23; -+ } b; -+} gahbcfg_data_t; -+ -+/** -+ * This union represents the bit fields of the Core USB Configuration -+ * Register (GUSBCFG). Set the bits using the bit fields then write -+ * the <i>d32</i> value to the register. -+ */ -+typedef union gusbcfg_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned toutcal : 3; -+ unsigned phyif : 1; -+ unsigned ulpi_utmi_sel : 1; -+ unsigned fsintf : 1; -+ unsigned physel : 1; -+ unsigned ddrsel : 1; -+ unsigned srpcap : 1; -+ unsigned hnpcap : 1; -+ unsigned usbtrdtim : 4; -+ unsigned nptxfrwnden : 1; -+ unsigned phylpwrclksel : 1; -+ unsigned otgutmifssel : 1; -+ unsigned ulpi_fsls : 1; -+ unsigned ulpi_auto_res : 1; -+ unsigned ulpi_clk_sus_m : 1; -+ unsigned ulpi_ext_vbus_drv : 1; -+ unsigned ulpi_int_vbus_indicator : 1; -+ unsigned term_sel_dl_pulse : 1; -+ unsigned reserved23_27 : 5; -+ unsigned tx_end_delay : 1; -+ unsigned reserved29_31 : 3; -+ } b; -+} gusbcfg_data_t; -+ -+/** -+ * This union represents the bit fields of the Core Reset Register -+ * (GRSTCTL). Set/clear the bits using the bit fields then write the -+ * <i>d32</i> value to the register. -+ */ -+typedef union grstctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Core Soft Reset (CSftRst) (Device and Host) -+ * -+ * The application can flush the control logic in the -+ * entire core using this bit. This bit resets the -+ * pipelines in the AHB Clock domain as well as the -+ * PHY Clock domain. -+ * -+ * The state machines are reset to an IDLE state, the -+ * control bits in the CSRs are cleared, all the -+ * transmit FIFOs and the receive FIFO are flushed. -+ * -+ * The status mask bits that control the generation of -+ * the interrupt, are cleared, to clear the -+ * interrupt. The interrupt status bits are not -+ * cleared, so the application can get the status of -+ * any events that occurred in the core after it has -+ * set this bit. -+ * -+ * Any transactions on the AHB are terminated as soon -+ * as possible following the protocol. Any -+ * transactions on the USB are terminated immediately. -+ * -+ * The configuration settings in the CSRs are -+ * unchanged, so the software doesn't have to -+ * reprogram these registers (Device -+ * Configuration/Host Configuration/Core System -+ * Configuration/Core PHY Configuration). -+ * -+ * The application can write to this bit, any time it -+ * wants to reset the core. This is a self clearing -+ * bit and the core clears this bit after all the -+ * necessary logic is reset in the core, which may -+ * take several clocks, depending on the current state -+ * of the core. -+ */ -+ unsigned csftrst : 1; -+ /** Hclk Soft Reset -+ * -+ * The application uses this bit to reset the control logic in -+ * the AHB clock domain. Only AHB clock domain pipelines are -+ * reset. -+ */ -+ unsigned hsftrst : 1; -+ /** Host Frame Counter Reset (Host Only)<br> -+ * -+ * The application can reset the (micro)frame number -+ * counter inside the core, using this bit. When the -+ * (micro)frame counter is reset, the subsequent SOF -+ * sent out by the core, will have a (micro)frame -+ * number of 0. -+ */ -+ unsigned hstfrm : 1; -+ /** In Token Sequence Learning Queue Flush -+ * (INTknQFlsh) (Device Only) -+ */ -+ unsigned intknqflsh : 1; -+ /** RxFIFO Flush (RxFFlsh) (Device and Host) -+ * -+ * The application can flush the entire Receive FIFO -+ * using this bit. <p>The application must first -+ * ensure that the core is not in the middle of a -+ * transaction. <p>The application should write into -+ * this bit, only after making sure that neither the -+ * DMA engine is reading from the RxFIFO nor the MAC -+ * is writing the data in to the FIFO. <p>The -+ * application should wait until the bit is cleared -+ * before performing any other operations. This bit -+ * will takes 8 clocks (slowest of PHY or AHB clock) -+ * to clear. -+ */ -+ unsigned rxfflsh : 1; -+ /** TxFIFO Flush (TxFFlsh) (Device and Host). -+ * -+ * This bit is used to selectively flush a single or -+ * all transmit FIFOs. The application must first -+ * ensure that the core is not in the middle of a -+ * transaction. <p>The application should write into -+ * this bit, only after making sure that neither the -+ * DMA engine is writing into the TxFIFO nor the MAC -+ * is reading the data out of the FIFO. <p>The -+ * application should wait until the core clears this -+ * bit, before performing any operations. This bit -+ * will takes 8 clocks (slowest of PHY or AHB clock) -+ * to clear. -+ */ -+ unsigned txfflsh : 1; -+ -+ /** TxFIFO Number (TxFNum) (Device and Host). -+ * -+ * This is the FIFO number which needs to be flushed, -+ * using the TxFIFO Flush bit. This field should not -+ * be changed until the TxFIFO Flush bit is cleared by -+ * the core. -+ * - 0x0 : Non Periodic TxFIFO Flush -+ * - 0x1 : Periodic TxFIFO #1 Flush in device mode -+ * or Periodic TxFIFO in host mode -+ * - 0x2 : Periodic TxFIFO #2 Flush in device mode. -+ * - ... -+ * - 0xF : Periodic TxFIFO #15 Flush in device mode -+ * - 0x10: Flush all the Transmit NonPeriodic and -+ * Transmit Periodic FIFOs in the core -+ */ -+ unsigned txfnum : 5; -+ /** Reserved */ -+ unsigned reserved11_29 : 19; -+ /** DMA Request Signal. Indicated DMA request is in -+ * probress. Used for debug purpose. */ -+ unsigned dmareq : 1; -+ /** AHB Master Idle. Indicates the AHB Master State -+ * Machine is in IDLE condition. */ -+ unsigned ahbidle : 1; -+ } b; -+} grstctl_t; -+ -+ -+/** -+ * This union represents the bit fields of the Core Interrupt Mask -+ * Register (GINTMSK). Set/clear the bits using the bit fields then -+ * write the <i>d32</i> value to the register. -+ */ -+typedef union gintmsk_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned reserved0 : 1; -+ unsigned modemismatch : 1; -+ unsigned otgintr : 1; -+ unsigned sofintr : 1; -+ unsigned rxstsqlvl : 1; -+ unsigned nptxfempty : 1; -+ unsigned ginnakeff : 1; -+ unsigned goutnakeff : 1; -+ unsigned reserved8 : 1; -+ unsigned i2cintr : 1; -+ unsigned erlysuspend : 1; -+ unsigned usbsuspend : 1; -+ unsigned usbreset : 1; -+ unsigned enumdone : 1; -+ unsigned isooutdrop : 1; -+ unsigned eopframe : 1; -+ unsigned reserved16 : 1; -+ unsigned epmismatch : 1; -+ unsigned inepintr : 1; -+ unsigned outepintr : 1; -+ unsigned incomplisoin : 1; -+ unsigned incomplisoout : 1; -+ unsigned reserved22_23 : 2; -+ unsigned portintr : 1; -+ unsigned hcintr : 1; -+ unsigned ptxfempty : 1; -+ unsigned reserved27 : 1; -+ unsigned conidstschng : 1; -+ unsigned disconnect : 1; -+ unsigned sessreqintr : 1; -+ unsigned wkupintr : 1; -+ } b; -+} gintmsk_data_t; -+/** -+ * This union represents the bit fields of the Core Interrupt Register -+ * (GINTSTS). Set/clear the bits using the bit fields then write the -+ * <i>d32</i> value to the register. -+ */ -+typedef union gintsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+#define DWC_SOF_INTR_MASK 0x0008 -+ /** register bits */ -+ struct -+ { -+#define DWC_HOST_MODE 1 -+ unsigned curmode : 1; -+ unsigned modemismatch : 1; -+ unsigned otgintr : 1; -+ unsigned sofintr : 1; -+ unsigned rxstsqlvl : 1; -+ unsigned nptxfempty : 1; -+ unsigned ginnakeff : 1; -+ unsigned goutnakeff : 1; -+ unsigned reserved8 : 1; -+ unsigned i2cintr : 1; -+ unsigned erlysuspend : 1; -+ unsigned usbsuspend : 1; -+ unsigned usbreset : 1; -+ unsigned enumdone : 1; -+ unsigned isooutdrop : 1; -+ unsigned eopframe : 1; -+ unsigned intokenrx : 1; -+ unsigned epmismatch : 1; -+ unsigned inepint: 1; -+ unsigned outepintr : 1; -+ unsigned incomplisoin : 1; -+ unsigned incomplisoout : 1; -+ unsigned reserved22_23 : 2; -+ unsigned portintr : 1; -+ unsigned hcintr : 1; -+ unsigned ptxfempty : 1; -+ unsigned reserved27 : 1; -+ unsigned conidstschng : 1; -+ unsigned disconnect : 1; -+ unsigned sessreqintr : 1; -+ unsigned wkupintr : 1; -+ } b; -+} gintsts_data_t; -+ -+ -+/** -+ * This union represents the bit fields in the Device Receive Status Read and -+ * Pop Registers (GRXSTSR, GRXSTSP) Read the register into the <i>d32</i> -+ * element then read out the bits using the <i>b</i>it elements. -+ */ -+typedef union device_grxsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned epnum : 4; -+ unsigned bcnt : 11; -+ unsigned dpid : 2; -+ -+#define DWC_STS_DATA_UPDT 0x2 // OUT Data Packet -+#define DWC_STS_XFER_COMP 0x3 // OUT Data Transfer Complete -+ -+#define DWC_DSTS_GOUT_NAK 0x1 // Global OUT NAK -+#define DWC_DSTS_SETUP_COMP 0x4 // Setup Phase Complete -+#define DWC_DSTS_SETUP_UPDT 0x6 // SETUP Packet -+ unsigned pktsts : 4; -+ unsigned fn : 4; -+ unsigned reserved : 7; -+ } b; -+} device_grxsts_data_t; -+ -+/** -+ * This union represents the bit fields in the Host Receive Status Read and -+ * Pop Registers (GRXSTSR, GRXSTSP) Read the register into the <i>d32</i> -+ * element then read out the bits using the <i>b</i>it elements. -+ */ -+typedef union host_grxsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned chnum : 4; -+ unsigned bcnt : 11; -+ unsigned dpid : 2; -+ -+ unsigned pktsts : 4; -+#define DWC_GRXSTS_PKTSTS_IN 0x2 -+#define DWC_GRXSTS_PKTSTS_IN_XFER_COMP 0x3 -+#define DWC_GRXSTS_PKTSTS_DATA_TOGGLE_ERR 0x5 -+#define DWC_GRXSTS_PKTSTS_CH_HALTED 0x7 -+ -+ unsigned reserved : 11; -+ } b; -+} host_grxsts_data_t; -+ -+/** -+ * This union represents the bit fields in the FIFO Size Registers (HPTXFSIZ, -+ * GNPTXFSIZ, DPTXFSIZn, DIEPTXFn). Read the register into the <i>d32</i> element then -+ * read out the bits using the <i>b</i>it elements. -+ */ -+typedef union fifosize_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned startaddr : 16; -+ unsigned depth : 16; -+ } b; -+} fifosize_data_t; -+ -+/** -+ * This union represents the bit fields in the Non-Periodic Transmit -+ * FIFO/Queue Status Register (GNPTXSTS). Read the register into the -+ * <i>d32</i> element then read out the bits using the <i>b</i>it -+ * elements. -+ */ -+typedef union gnptxsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned nptxfspcavail : 16; -+ unsigned nptxqspcavail : 8; -+ /** Top of the Non-Periodic Transmit Request Queue -+ * - bit 24 - Terminate (Last entry for the selected -+ * channel/EP) -+ * - bits 26:25 - Token Type -+ * - 2'b00 - IN/OUT -+ * - 2'b01 - Zero Length OUT -+ * - 2'b10 - PING/Complete Split -+ * - 2'b11 - Channel Halt -+ * - bits 30:27 - Channel/EP Number -+ */ -+ unsigned nptxqtop_terminate : 1; -+ unsigned nptxqtop_token : 2; -+ unsigned nptxqtop_chnep : 4; -+ unsigned reserved : 1; -+ } b; -+} gnptxsts_data_t; -+ -+/** -+ * This union represents the bit fields in the Transmit -+ * FIFO Status Register (DTXFSTS). Read the register into the -+ * <i>d32</i> element then read out the bits using the <i>b</i>it -+ * elements. -+ */ -+typedef union dtxfsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned txfspcavail : 16; -+ unsigned reserved : 16; -+ } b; -+} dtxfsts_data_t; -+ -+/** -+ * This union represents the bit fields in the I2C Control Register -+ * (I2CCTL). Read the register into the <i>d32</i> element then read out the -+ * bits using the <i>b</i>it elements. -+ */ -+typedef union gi2cctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned rwdata : 8; -+ unsigned regaddr : 8; -+ unsigned addr : 7; -+ unsigned i2cen : 1; -+ unsigned ack : 1; -+ unsigned i2csuspctl : 1; -+ unsigned i2cdevaddr : 2; -+ unsigned reserved : 2; -+ unsigned rw : 1; -+ unsigned bsydne : 1; -+ } b; -+} gi2cctl_data_t; -+ -+/** -+ * This union represents the bit fields in the User HW Config1 -+ * Register. Read the register into the <i>d32</i> element then read -+ * out the bits using the <i>b</i>it elements. -+ */ -+typedef union hwcfg1_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned ep_dir0 : 2; -+ unsigned ep_dir1 : 2; -+ unsigned ep_dir2 : 2; -+ unsigned ep_dir3 : 2; -+ unsigned ep_dir4 : 2; -+ unsigned ep_dir5 : 2; -+ unsigned ep_dir6 : 2; -+ unsigned ep_dir7 : 2; -+ unsigned ep_dir8 : 2; -+ unsigned ep_dir9 : 2; -+ unsigned ep_dir10 : 2; -+ unsigned ep_dir11 : 2; -+ unsigned ep_dir12 : 2; -+ unsigned ep_dir13 : 2; -+ unsigned ep_dir14 : 2; -+ unsigned ep_dir15 : 2; -+ } b; -+} hwcfg1_data_t; -+ -+/** -+ * This union represents the bit fields in the User HW Config2 -+ * Register. Read the register into the <i>d32</i> element then read -+ * out the bits using the <i>b</i>it elements. -+ */ -+typedef union hwcfg2_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /* GHWCFG2 */ -+ unsigned op_mode : 3; -+#define DWC_HWCFG2_OP_MODE_HNP_SRP_CAPABLE_OTG 0 -+#define DWC_HWCFG2_OP_MODE_SRP_ONLY_CAPABLE_OTG 1 -+#define DWC_HWCFG2_OP_MODE_NO_HNP_SRP_CAPABLE_OTG 2 -+#define DWC_HWCFG2_OP_MODE_SRP_CAPABLE_DEVICE 3 -+#define DWC_HWCFG2_OP_MODE_NO_SRP_CAPABLE_DEVICE 4 -+#define DWC_HWCFG2_OP_MODE_SRP_CAPABLE_HOST 5 -+#define DWC_HWCFG2_OP_MODE_NO_SRP_CAPABLE_HOST 6 -+ -+ unsigned architecture : 2; -+ unsigned point2point : 1; -+ unsigned hs_phy_type : 2; -+#define DWC_HWCFG2_HS_PHY_TYPE_NOT_SUPPORTED 0 -+#define DWC_HWCFG2_HS_PHY_TYPE_UTMI 1 -+#define DWC_HWCFG2_HS_PHY_TYPE_ULPI 2 -+#define DWC_HWCFG2_HS_PHY_TYPE_UTMI_ULPI 3 -+ -+ unsigned fs_phy_type : 2; -+ unsigned num_dev_ep : 4; -+ unsigned num_host_chan : 4; -+ unsigned perio_ep_supported : 1; -+ unsigned dynamic_fifo : 1; -+ unsigned multi_proc_int : 1; -+ unsigned reserved21 : 1; -+ unsigned nonperio_tx_q_depth : 2; -+ unsigned host_perio_tx_q_depth : 2; -+ unsigned dev_token_q_depth : 5; -+ unsigned reserved31 : 1; -+ } b; -+} hwcfg2_data_t; -+ -+/** -+ * This union represents the bit fields in the User HW Config3 -+ * Register. Read the register into the <i>d32</i> element then read -+ * out the bits using the <i>b</i>it elements. -+ */ -+typedef union hwcfg3_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /* GHWCFG3 */ -+ unsigned xfer_size_cntr_width : 4; -+ unsigned packet_size_cntr_width : 3; -+ unsigned otg_func : 1; -+ unsigned i2c : 1; -+ unsigned vendor_ctrl_if : 1; -+ unsigned optional_features : 1; -+ unsigned synch_reset_type : 1; -+ unsigned ahb_phy_clock_synch : 1; -+ unsigned reserved15_13 : 3; -+ unsigned dfifo_depth : 16; -+ } b; -+} hwcfg3_data_t; -+ -+/** -+ * This union represents the bit fields in the User HW Config4 -+ * Register. Read the register into the <i>d32</i> element then read -+ * out the bits using the <i>b</i>it elements. -+ */ -+typedef union hwcfg4_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned num_dev_perio_in_ep : 4; -+ unsigned power_optimiz : 1; -+ unsigned min_ahb_freq : 9; -+ unsigned utmi_phy_data_width : 2; -+ unsigned num_dev_mode_ctrl_ep : 4; -+ unsigned iddig_filt_en : 1; -+ unsigned vbus_valid_filt_en : 1; -+ unsigned a_valid_filt_en : 1; -+ unsigned b_valid_filt_en : 1; -+ unsigned session_end_filt_en : 1; -+ unsigned ded_fifo_en : 1; -+ unsigned num_in_eps : 4; -+ unsigned desc_dma : 1; -+ unsigned desc_dma_dyn : 1; -+ } b; -+} hwcfg4_data_t; -+ -+//////////////////////////////////////////// -+// Device Registers -+/** -+ * Device Global Registers. <i>Offsets 800h-BFFh</i> -+ * -+ * The following structures define the size and relative field offsets -+ * for the Device Mode Registers. -+ * -+ * <i>These registers are visible only in Device mode and must not be -+ * accessed in Host mode, as the results are unknown.</i> -+ */ -+typedef struct dwc_otg_dev_global_regs -+{ -+ /** Device Configuration Register. <i>Offset 800h</i> */ -+ volatile uint32_t dcfg; -+ /** Device Control Register. <i>Offset: 804h</i> */ -+ volatile uint32_t dctl; -+ /** Device Status Register (Read Only). <i>Offset: 808h</i> */ -+ volatile uint32_t dsts; -+ /** Reserved. <i>Offset: 80Ch</i> */ -+ uint32_t unused; -+ /** Device IN Endpoint Common Interrupt Mask -+ * Register. <i>Offset: 810h</i> */ -+ volatile uint32_t diepmsk; -+ /** Device OUT Endpoint Common Interrupt Mask -+ * Register. <i>Offset: 814h</i> */ -+ volatile uint32_t doepmsk; -+ /** Device All Endpoints Interrupt Register. <i>Offset: 818h</i> */ -+ volatile uint32_t daint; -+ /** Device All Endpoints Interrupt Mask Register. <i>Offset: -+ * 81Ch</i> */ -+ volatile uint32_t daintmsk; -+ /** Device IN Token Queue Read Register-1 (Read Only). -+ * <i>Offset: 820h</i> */ -+ volatile uint32_t dtknqr1; -+ /** Device IN Token Queue Read Register-2 (Read Only). -+ * <i>Offset: 824h</i> */ -+ volatile uint32_t dtknqr2; -+ /** Device VBUS discharge Register. <i>Offset: 828h</i> */ -+ volatile uint32_t dvbusdis; -+ /** Device VBUS Pulse Register. <i>Offset: 82Ch</i> */ -+ volatile uint32_t dvbuspulse; -+ /** Device IN Token Queue Read Register-3 (Read Only). / -+ * Device Thresholding control register (Read/Write) -+ * <i>Offset: 830h</i> */ -+ volatile uint32_t dtknqr3_dthrctl; -+ /** Device IN Token Queue Read Register-4 (Read Only). / -+ * Device IN EPs empty Inr. Mask Register (Read/Write) -+ * <i>Offset: 834h</i> */ -+ volatile uint32_t dtknqr4_fifoemptymsk; -+ /** Device Each Endpoint Interrupt Register (Read Only). / -+ * <i>Offset: 838h</i> */ -+ volatile uint32_t deachint; -+ /** Device Each Endpoint Interrupt mask Register (Read/Write). / -+ * <i>Offset: 83Ch</i> */ -+ volatile uint32_t deachintmsk; -+ /** Device Each In Endpoint Interrupt mask Register (Read/Write). / -+ * <i>Offset: 840h</i> */ -+ volatile uint32_t diepeachintmsk[MAX_EPS_CHANNELS]; -+ /** Device Each Out Endpoint Interrupt mask Register (Read/Write). / -+ * <i>Offset: 880h</i> */ -+ volatile uint32_t doepeachintmsk[MAX_EPS_CHANNELS]; -+} dwc_otg_device_global_regs_t; -+ -+/** -+ * This union represents the bit fields in the Device Configuration -+ * Register. Read the register into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it elements. Write the -+ * <i>d32</i> member to the dcfg register. -+ */ -+typedef union dcfg_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Device Speed */ -+ unsigned devspd : 2; -+ /** Non Zero Length Status OUT Handshake */ -+ unsigned nzstsouthshk : 1; -+#define DWC_DCFG_SEND_STALL 1 -+ -+ unsigned reserved3 : 1; -+ /** Device Addresses */ -+ unsigned devaddr : 7; -+ /** Periodic Frame Interval */ -+ unsigned perfrint : 2; -+#define DWC_DCFG_FRAME_INTERVAL_80 0 -+#define DWC_DCFG_FRAME_INTERVAL_85 1 -+#define DWC_DCFG_FRAME_INTERVAL_90 2 -+#define DWC_DCFG_FRAME_INTERVAL_95 3 -+ -+ unsigned reserved13_17 : 5; -+ /** In Endpoint Mis-match count */ -+ unsigned epmscnt : 5; -+ /** Enable Descriptor DMA in Device mode */ -+ unsigned descdma : 1; -+ } b; -+} dcfg_data_t; -+ -+/** -+ * This union represents the bit fields in the Device Control -+ * Register. Read the register into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it elements. -+ */ -+typedef union dctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Remote Wakeup */ -+ unsigned rmtwkupsig : 1; -+ /** Soft Disconnect */ -+ unsigned sftdiscon : 1; -+ /** Global Non-Periodic IN NAK Status */ -+ unsigned gnpinnaksts : 1; -+ /** Global OUT NAK Status */ -+ unsigned goutnaksts : 1; -+ /** Test Control */ -+ unsigned tstctl : 3; -+ /** Set Global Non-Periodic IN NAK */ -+ unsigned sgnpinnak : 1; -+ /** Clear Global Non-Periodic IN NAK */ -+ unsigned cgnpinnak : 1; -+ /** Set Global OUT NAK */ -+ unsigned sgoutnak : 1; -+ /** Clear Global OUT NAK */ -+ unsigned cgoutnak : 1; -+ -+ /** Power-On Programming Done */ -+ unsigned pwronprgdone : 1; -+ /** Global Continue on BNA */ -+ unsigned gcontbna : 1; -+ /** Global Multi Count */ -+ unsigned gmc : 2; -+ /** Ignore Frame Number for ISOC EPs */ -+ unsigned ifrmnum : 1; -+ /** NAK on Babble */ -+ unsigned nakonbble : 1; -+ -+ unsigned reserved16_31 : 16; -+ } b; -+} dctl_data_t; -+ -+/** -+ * This union represents the bit fields in the Device Status -+ * Register. Read the register into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it elements. -+ */ -+typedef union dsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Suspend Status */ -+ unsigned suspsts : 1; -+ /** Enumerated Speed */ -+ unsigned enumspd : 2; -+#define DWC_DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ 0 -+#define DWC_DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ 1 -+#define DWC_DSTS_ENUMSPD_LS_PHY_6MHZ 2 -+#define DWC_DSTS_ENUMSPD_FS_PHY_48MHZ 3 -+ /** Erratic Error */ -+ unsigned errticerr : 1; -+ unsigned reserved4_7: 4; -+ /** Frame or Microframe Number of the received SOF */ -+ unsigned soffn : 14; -+ unsigned reserved22_31 : 10; -+ } b; -+} dsts_data_t; -+ -+ -+/** -+ * This union represents the bit fields in the Device IN EP Interrupt -+ * Register and the Device IN EP Common Mask Register. -+ * -+ * - Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. -+ */ -+typedef union diepint_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Transfer complete mask */ -+ unsigned xfercompl : 1; -+ /** Endpoint disable mask */ -+ unsigned epdisabled : 1; -+ /** AHB Error mask */ -+ unsigned ahberr : 1; -+ /** TimeOUT Handshake mask (non-ISOC EPs) */ -+ unsigned timeout : 1; -+ /** IN Token received with TxF Empty mask */ -+ unsigned intktxfemp : 1; -+ /** IN Token Received with EP mismatch mask */ -+ unsigned intknepmis : 1; -+ /** IN Endpoint HAK Effective mask */ -+ unsigned inepnakeff : 1; -+ /** IN Endpoint HAK Effective mask */ -+ unsigned emptyintr : 1; -+ -+ unsigned txfifoundrn : 1; -+ -+ /** BNA Interrupt mask */ -+ unsigned bna : 1; -+ -+ unsigned reserved10_12 : 3; -+ /** BNA Interrupt mask */ -+ unsigned nak : 1; -+ -+ unsigned reserved14_31 : 18; -+ } b; -+} diepint_data_t; -+ -+/** -+ * This union represents the bit fields in the Device IN EP -+ * Common/Dedicated Interrupt Mask Register. -+ */ -+typedef union diepint_data diepmsk_data_t; -+ -+/** -+ * This union represents the bit fields in the Device OUT EP Interrupt -+ * Registerand Device OUT EP Common Interrupt Mask Register. -+ * -+ * - Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. -+ */ -+typedef union doepint_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Transfer complete */ -+ unsigned xfercompl : 1; -+ /** Endpoint disable */ -+ unsigned epdisabled : 1; -+ /** AHB Error */ -+ unsigned ahberr : 1; -+ /** Setup Phase Done (contorl EPs) */ -+ unsigned setup : 1; -+ /** OUT Token Received when Endpoint Disabled */ -+ unsigned outtknepdis : 1; -+ -+ unsigned stsphsercvd : 1; -+ /** Back-to-Back SETUP Packets Received */ -+ unsigned back2backsetup : 1; -+ -+ unsigned reserved7 : 1; -+ /** OUT packet Error */ -+ unsigned outpkterr : 1; -+ /** BNA Interrupt */ -+ unsigned bna : 1; -+ -+ unsigned reserved10 : 1; -+ /** Packet Drop Status */ -+ unsigned pktdrpsts : 1; -+ /** Babble Interrupt */ -+ unsigned babble : 1; -+ /** NAK Interrupt */ -+ unsigned nak : 1; -+ /** NYET Interrupt */ -+ unsigned nyet : 1; -+ -+ unsigned reserved15_31 : 17; -+ } b; -+} doepint_data_t; -+ -+/** -+ * This union represents the bit fields in the Device OUT EP -+ * Common/Dedicated Interrupt Mask Register. -+ */ -+typedef union doepint_data doepmsk_data_t; -+ -+/** -+ * This union represents the bit fields in the Device All EP Interrupt -+ * and Mask Registers. -+ * - Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. -+ */ -+typedef union daint_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** IN Endpoint bits */ -+ unsigned in : 16; -+ /** OUT Endpoint bits */ -+ unsigned out : 16; -+ } ep; -+ struct -+ { -+ /** IN Endpoint bits */ -+ unsigned inep0 : 1; -+ unsigned inep1 : 1; -+ unsigned inep2 : 1; -+ unsigned inep3 : 1; -+ unsigned inep4 : 1; -+ unsigned inep5 : 1; -+ unsigned inep6 : 1; -+ unsigned inep7 : 1; -+ unsigned inep8 : 1; -+ unsigned inep9 : 1; -+ unsigned inep10 : 1; -+ unsigned inep11 : 1; -+ unsigned inep12 : 1; -+ unsigned inep13 : 1; -+ unsigned inep14 : 1; -+ unsigned inep15 : 1; -+ /** OUT Endpoint bits */ -+ unsigned outep0 : 1; -+ unsigned outep1 : 1; -+ unsigned outep2 : 1; -+ unsigned outep3 : 1; -+ unsigned outep4 : 1; -+ unsigned outep5 : 1; -+ unsigned outep6 : 1; -+ unsigned outep7 : 1; -+ unsigned outep8 : 1; -+ unsigned outep9 : 1; -+ unsigned outep10 : 1; -+ unsigned outep11 : 1; -+ unsigned outep12 : 1; -+ unsigned outep13 : 1; -+ unsigned outep14 : 1; -+ unsigned outep15 : 1; -+ } b; -+} daint_data_t; -+ -+/** -+ * This union represents the bit fields in the Device IN Token Queue -+ * Read Registers. -+ * - Read the register into the <i>d32</i> member. -+ * - READ-ONLY Register -+ */ -+typedef union dtknq1_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** In Token Queue Write Pointer */ -+ unsigned intknwptr : 5; -+ /** Reserved */ -+ unsigned reserved05_06 : 2; -+ /** write pointer has wrapped. */ -+ unsigned wrap_bit : 1; -+ /** EP Numbers of IN Tokens 0 ... 4 */ -+ unsigned epnums0_5 : 24; -+ }b; -+} dtknq1_data_t; -+ -+/** -+ * This union represents Threshold control Register -+ * - Read and write the register into the <i>d32</i> member. -+ * - READ-WRITABLE Register -+ */ -+typedef union dthrctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** non ISO Tx Thr. Enable */ -+ unsigned non_iso_thr_en : 1; -+ /** ISO Tx Thr. Enable */ -+ unsigned iso_thr_en : 1; -+ /** Tx Thr. Length */ -+ unsigned tx_thr_len : 9; -+ /** Reserved */ -+ unsigned reserved11_15 : 5; -+ /** Rx Thr. Enable */ -+ unsigned rx_thr_en : 1; -+ /** Rx Thr. Length */ -+ unsigned rx_thr_len : 9; -+ /** Reserved */ -+ unsigned reserved26_31 : 6; -+ }b; -+} dthrctl_data_t; -+ -+ -+/** -+ * Device Logical IN Endpoint-Specific Registers. <i>Offsets -+ * 900h-AFCh</i> -+ * -+ * There will be one set of endpoint registers per logical endpoint -+ * implemented. -+ * -+ * <i>These registers are visible only in Device mode and must not be -+ * accessed in Host mode, as the results are unknown.</i> -+ */ -+typedef struct dwc_otg_dev_in_ep_regs -+{ -+ /** Device IN Endpoint Control Register. <i>Offset:900h + -+ * (ep_num * 20h) + 00h</i> */ -+ volatile uint32_t diepctl; -+ /** Reserved. <i>Offset:900h + (ep_num * 20h) + 04h</i> */ -+ uint32_t reserved04; -+ /** Device IN Endpoint Interrupt Register. <i>Offset:900h + -+ * (ep_num * 20h) + 08h</i> */ -+ volatile uint32_t diepint; -+ /** Reserved. <i>Offset:900h + (ep_num * 20h) + 0Ch</i> */ -+ uint32_t reserved0C; -+ /** Device IN Endpoint Transfer Size -+ * Register. <i>Offset:900h + (ep_num * 20h) + 10h</i> */ -+ volatile uint32_t dieptsiz; -+ /** Device IN Endpoint DMA Address Register. <i>Offset:900h + -+ * (ep_num * 20h) + 14h</i> */ -+ volatile uint32_t diepdma; -+ /** Device IN Endpoint Transmit FIFO Status Register. <i>Offset:900h + -+ * (ep_num * 20h) + 18h</i> */ -+ volatile uint32_t dtxfsts; -+ /** Device IN Endpoint DMA Buffer Register. <i>Offset:900h + -+ * (ep_num * 20h) + 1Ch</i> */ -+ volatile uint32_t diepdmab; -+} dwc_otg_dev_in_ep_regs_t; -+ -+/** -+ * Device Logical OUT Endpoint-Specific Registers. <i>Offsets: -+ * B00h-CFCh</i> -+ * -+ * There will be one set of endpoint registers per logical endpoint -+ * implemented. -+ * -+ * <i>These registers are visible only in Device mode and must not be -+ * accessed in Host mode, as the results are unknown.</i> -+ */ -+typedef struct dwc_otg_dev_out_ep_regs -+{ -+ /** Device OUT Endpoint Control Register. <i>Offset:B00h + -+ * (ep_num * 20h) + 00h</i> */ -+ volatile uint32_t doepctl; -+ /** Device OUT Endpoint Frame number Register. <i>Offset: -+ * B00h + (ep_num * 20h) + 04h</i> */ -+ volatile uint32_t doepfn; -+ /** Device OUT Endpoint Interrupt Register. <i>Offset:B00h + -+ * (ep_num * 20h) + 08h</i> */ -+ volatile uint32_t doepint; -+ /** Reserved. <i>Offset:B00h + (ep_num * 20h) + 0Ch</i> */ -+ uint32_t reserved0C; -+ /** Device OUT Endpoint Transfer Size Register. <i>Offset: -+ * B00h + (ep_num * 20h) + 10h</i> */ -+ volatile uint32_t doeptsiz; -+ /** Device OUT Endpoint DMA Address Register. <i>Offset:B00h -+ * + (ep_num * 20h) + 14h</i> */ -+ volatile uint32_t doepdma; -+ /** Reserved. <i>Offset:B00h + * (ep_num * 20h) + 1Ch</i> */ -+ uint32_t unused; -+ /** Device OUT Endpoint DMA Buffer Register. <i>Offset:B00h -+ * + (ep_num * 20h) + 1Ch</i> */ -+ uint32_t doepdmab; -+} dwc_otg_dev_out_ep_regs_t; -+ -+/** -+ * This union represents the bit fields in the Device EP Control -+ * Register. Read the register into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it elements. -+ */ -+typedef union depctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Maximum Packet Size -+ * IN/OUT EPn -+ * IN/OUT EP0 - 2 bits -+ * 2'b00: 64 Bytes -+ * 2'b01: 32 -+ * 2'b10: 16 -+ * 2'b11: 8 */ -+ unsigned mps : 11; -+#define DWC_DEP0CTL_MPS_64 0 -+#define DWC_DEP0CTL_MPS_32 1 -+#define DWC_DEP0CTL_MPS_16 2 -+#define DWC_DEP0CTL_MPS_8 3 -+ -+ /** Next Endpoint -+ * IN EPn/IN EP0 -+ * OUT EPn/OUT EP0 - reserved */ -+ unsigned nextep : 4; -+ -+ /** USB Active Endpoint */ -+ unsigned usbactep : 1; -+ -+ /** Endpoint DPID (INTR/Bulk IN and OUT endpoints) -+ * This field contains the PID of the packet going to -+ * be received or transmitted on this endpoint. The -+ * application should program the PID of the first -+ * packet going to be received or transmitted on this -+ * endpoint , after the endpoint is -+ * activated. Application use the SetD1PID and -+ * SetD0PID fields of this register to program either -+ * D0 or D1 PID. -+ * -+ * The encoding for this field is -+ * - 0: D0 -+ * - 1: D1 -+ */ -+ unsigned dpid : 1; -+ -+ /** NAK Status */ -+ unsigned naksts : 1; -+ -+ /** Endpoint Type -+ * 2'b00: Control -+ * 2'b01: Isochronous -+ * 2'b10: Bulk -+ * 2'b11: Interrupt */ -+ unsigned eptype : 2; -+ -+ /** Snoop Mode -+ * OUT EPn/OUT EP0 -+ * IN EPn/IN EP0 - reserved */ -+ unsigned snp : 1; -+ -+ /** Stall Handshake */ -+ unsigned stall : 1; -+ -+ /** Tx Fifo Number -+ * IN EPn/IN EP0 -+ * OUT EPn/OUT EP0 - reserved */ -+ unsigned txfnum : 4; -+ -+ /** Clear NAK */ -+ unsigned cnak : 1; -+ /** Set NAK */ -+ unsigned snak : 1; -+ /** Set DATA0 PID (INTR/Bulk IN and OUT endpoints) -+ * Writing to this field sets the Endpoint DPID (DPID) -+ * field in this register to DATA0. Set Even -+ * (micro)frame (SetEvenFr) (ISO IN and OUT Endpoints) -+ * Writing to this field sets the Even/Odd -+ * (micro)frame (EO_FrNum) field to even (micro) -+ * frame. -+ */ -+ unsigned setd0pid : 1; -+ /** Set DATA1 PID (INTR/Bulk IN and OUT endpoints) -+ * Writing to this field sets the Endpoint DPID (DPID) -+ * field in this register to DATA1 Set Odd -+ * (micro)frame (SetOddFr) (ISO IN and OUT Endpoints) -+ * Writing to this field sets the Even/Odd -+ * (micro)frame (EO_FrNum) field to odd (micro) frame. -+ */ -+ unsigned setd1pid : 1; -+ -+ /** Endpoint Disable */ -+ unsigned epdis : 1; -+ /** Endpoint Enable */ -+ unsigned epena : 1; -+ } b; -+} depctl_data_t; -+ -+/** -+ * This union represents the bit fields in the Device EP Transfer -+ * Size Register. Read the register into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it elements. -+ */ -+typedef union deptsiz_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct { -+ /** Transfer size */ -+ unsigned xfersize : 19; -+ /** Packet Count */ -+ unsigned pktcnt : 10; -+ /** Multi Count - Periodic IN endpoints */ -+ unsigned mc : 2; -+ unsigned reserved : 1; -+ } b; -+} deptsiz_data_t; -+ -+/** -+ * This union represents the bit fields in the Device EP 0 Transfer -+ * Size Register. Read the register into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it elements. -+ */ -+typedef union deptsiz0_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct { -+ /** Transfer size */ -+ unsigned xfersize : 7; -+ /** Reserved */ -+ unsigned reserved7_18 : 12; -+ /** Packet Count */ -+ unsigned pktcnt : 1; -+ /** Reserved */ -+ unsigned reserved20_28 : 9; -+ /**Setup Packet Count (DOEPTSIZ0 Only) */ -+ unsigned supcnt : 2; -+ unsigned reserved31; -+ } b; -+} deptsiz0_data_t; -+ -+ -+///////////////////////////////////////////////// -+// DMA Descriptor Specific Structures -+// -+ -+/** Buffer status definitions */ -+ -+#define BS_HOST_READY 0x0 -+#define BS_DMA_BUSY 0x1 -+#define BS_DMA_DONE 0x2 -+#define BS_HOST_BUSY 0x3 -+ -+/** Receive/Transmit status definitions */ -+ -+#define RTS_SUCCESS 0x0 -+#define RTS_BUFFLUSH 0x1 -+#define RTS_RESERVED 0x2 -+#define RTS_BUFERR 0x3 -+ -+ -+/** -+ * This union represents the bit fields in the DMA Descriptor -+ * status quadlet. Read the quadlet into the <i>d32</i> member then -+ * set/clear the bits using the <i>b</i>it, <i>b_iso_out</i> and -+ * <i>b_iso_in</i> elements. -+ */ -+typedef union desc_sts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** quadlet bits */ -+ struct { -+ /** Received number of bytes */ -+ unsigned bytes : 16; -+ -+ unsigned reserved16_22 : 7; -+ /** Multiple Transfer - only for OUT EPs */ -+ unsigned mtrf : 1; -+ /** Setup Packet received - only for OUT EPs */ -+ unsigned sr : 1; -+ /** Interrupt On Complete */ -+ unsigned ioc : 1; -+ /** Short Packet */ -+ unsigned sp : 1; -+ /** Last */ -+ unsigned l : 1; -+ /** Receive Status */ -+ unsigned sts : 2; -+ /** Buffer Status */ -+ unsigned bs : 2; -+ } b; -+ -+#ifdef DWC_EN_ISOC -+ /** iso out quadlet bits */ -+ struct { -+ /** Received number of bytes */ -+ unsigned rxbytes : 11; -+ -+ unsigned reserved11 : 1; -+ /** Frame Number */ -+ unsigned framenum : 11; -+ /** Received ISO Data PID */ -+ unsigned pid : 2; -+ /** Interrupt On Complete */ -+ unsigned ioc : 1; -+ /** Short Packet */ -+ unsigned sp : 1; -+ /** Last */ -+ unsigned l : 1; -+ /** Receive Status */ -+ unsigned rxsts : 2; -+ /** Buffer Status */ -+ unsigned bs : 2; -+ } b_iso_out; -+ -+ /** iso in quadlet bits */ -+ struct { -+ /** Transmited number of bytes */ -+ unsigned txbytes : 12; -+ /** Frame Number */ -+ unsigned framenum : 11; -+ /** Transmited ISO Data PID */ -+ unsigned pid : 2; -+ /** Interrupt On Complete */ -+ unsigned ioc : 1; -+ /** Short Packet */ -+ unsigned sp : 1; -+ /** Last */ -+ unsigned l : 1; -+ /** Transmit Status */ -+ unsigned txsts : 2; -+ /** Buffer Status */ -+ unsigned bs : 2; -+ } b_iso_in; -+#endif //DWC_EN_ISOC -+} desc_sts_data_t; -+ -+/** -+ * DMA Descriptor structure -+ * -+ * DMA Descriptor structure contains two quadlets: -+ * Status quadlet and Data buffer pointer. -+ */ -+typedef struct dwc_otg_dma_desc -+{ -+ /** DMA Descriptor status quadlet */ -+ desc_sts_data_t status; -+ /** DMA Descriptor data buffer pointer */ -+ dma_addr_t buf; -+} dwc_otg_dma_desc_t; -+ -+/** -+ * The dwc_otg_dev_if structure contains information needed to manage -+ * the DWC_otg controller acting in device mode. It represents the -+ * programming view of the device-specific aspects of the controller. -+ */ -+typedef struct dwc_otg_dev_if -+{ -+ /** Pointer to device Global registers. -+ * Device Global Registers starting at offset 800h -+ */ -+ dwc_otg_device_global_regs_t *dev_global_regs; -+#define DWC_DEV_GLOBAL_REG_OFFSET 0x800 -+ -+ /** -+ * Device Logical IN Endpoint-Specific Registers 900h-AFCh -+ */ -+ dwc_otg_dev_in_ep_regs_t *in_ep_regs[MAX_EPS_CHANNELS]; -+#define DWC_DEV_IN_EP_REG_OFFSET 0x900 -+#define DWC_EP_REG_OFFSET 0x20 -+ -+ /** Device Logical OUT Endpoint-Specific Registers B00h-CFCh */ -+ dwc_otg_dev_out_ep_regs_t *out_ep_regs[MAX_EPS_CHANNELS]; -+#define DWC_DEV_OUT_EP_REG_OFFSET 0xB00 -+ -+ /* Device configuration information*/ -+ uint8_t speed; /**< Device Speed 0: Unknown, 1: LS, 2:FS, 3: HS */ -+ uint8_t num_in_eps; /**< Number # of Tx EP range: 0-15 exept ep0 */ -+ uint8_t num_out_eps; /**< Number # of Rx EP range: 0-15 exept ep 0*/ -+ -+ /** Size of periodic FIFOs (Bytes) */ -+ uint16_t perio_tx_fifo_size[MAX_PERIO_FIFOS]; -+ -+ /** Size of Tx FIFOs (Bytes) */ -+ uint16_t tx_fifo_size[MAX_TX_FIFOS]; -+ -+ /** Thresholding enable flags and length varaiables **/ -+ uint16_t rx_thr_en; -+ uint16_t iso_tx_thr_en; -+ uint16_t non_iso_tx_thr_en; -+ -+ uint16_t rx_thr_length; -+ uint16_t tx_thr_length; -+ -+ /** -+ * Pointers to the DMA Descriptors for EP0 Control -+ * transfers (virtual and physical) -+ */ -+ -+ /** 2 descriptors for SETUP packets */ -+ uint32_t dma_setup_desc_addr[2]; -+ dwc_otg_dma_desc_t* setup_desc_addr[2]; -+ -+ /** Pointer to Descriptor with latest SETUP packet */ -+ dwc_otg_dma_desc_t* psetup; -+ -+ /** Index of current SETUP handler descriptor */ -+ uint32_t setup_desc_index; -+ -+ /** Descriptor for Data In or Status In phases */ -+ uint32_t dma_in_desc_addr; -+ dwc_otg_dma_desc_t* in_desc_addr;; -+ -+ /** Descriptor for Data Out or Status Out phases */ -+ uint32_t dma_out_desc_addr; -+ dwc_otg_dma_desc_t* out_desc_addr; -+ -+} dwc_otg_dev_if_t; -+ -+ -+ -+ -+///////////////////////////////////////////////// -+// Host Mode Register Structures -+// -+/** -+ * The Host Global Registers structure defines the size and relative -+ * field offsets for the Host Mode Global Registers. Host Global -+ * Registers offsets 400h-7FFh. -+*/ -+typedef struct dwc_otg_host_global_regs -+{ -+ /** Host Configuration Register. <i>Offset: 400h</i> */ -+ volatile uint32_t hcfg; -+ /** Host Frame Interval Register. <i>Offset: 404h</i> */ -+ volatile uint32_t hfir; -+ /** Host Frame Number / Frame Remaining Register. <i>Offset: 408h</i> */ -+ volatile uint32_t hfnum; -+ /** Reserved. <i>Offset: 40Ch</i> */ -+ uint32_t reserved40C; -+ /** Host Periodic Transmit FIFO/ Queue Status Register. <i>Offset: 410h</i> */ -+ volatile uint32_t hptxsts; -+ /** Host All Channels Interrupt Register. <i>Offset: 414h</i> */ -+ volatile uint32_t haint; -+ /** Host All Channels Interrupt Mask Register. <i>Offset: 418h</i> */ -+ volatile uint32_t haintmsk; -+} dwc_otg_host_global_regs_t; -+ -+/** -+ * This union represents the bit fields in the Host Configuration Register. -+ * Read the register into the <i>d32</i> member then set/clear the bits using -+ * the <i>b</i>it elements. Write the <i>d32</i> member to the hcfg register. -+ */ -+typedef union hcfg_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ /** FS/LS Phy Clock Select */ -+ unsigned fslspclksel : 2; -+#define DWC_HCFG_30_60_MHZ 0 -+#define DWC_HCFG_48_MHZ 1 -+#define DWC_HCFG_6_MHZ 2 -+ -+ /** FS/LS Only Support */ -+ unsigned fslssupp : 1; -+ } b; -+} hcfg_data_t; -+ -+/** -+ * This union represents the bit fields in the Host Frame Remaing/Number -+ * Register. -+ */ -+typedef union hfir_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ unsigned frint : 16; -+ unsigned reserved : 16; -+ } b; -+} hfir_data_t; -+ -+/** -+ * This union represents the bit fields in the Host Frame Remaing/Number -+ * Register. -+ */ -+typedef union hfnum_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ unsigned frnum : 16; -+#define DWC_HFNUM_MAX_FRNUM 0x3FFF -+ unsigned frrem : 16; -+ } b; -+} hfnum_data_t; -+ -+typedef union hptxsts_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ unsigned ptxfspcavail : 16; -+ unsigned ptxqspcavail : 8; -+ /** Top of the Periodic Transmit Request Queue -+ * - bit 24 - Terminate (last entry for the selected channel) -+ * - bits 26:25 - Token Type -+ * - 2'b00 - Zero length -+ * - 2'b01 - Ping -+ * - 2'b10 - Disable -+ * - bits 30:27 - Channel Number -+ * - bit 31 - Odd/even microframe -+ */ -+ unsigned ptxqtop_terminate : 1; -+ unsigned ptxqtop_token : 2; -+ unsigned ptxqtop_chnum : 4; -+ unsigned ptxqtop_odd : 1; -+ } b; -+} hptxsts_data_t; -+ -+/** -+ * This union represents the bit fields in the Host Port Control and Status -+ * Register. Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. Write the <i>d32</i> member to the -+ * hprt0 register. -+ */ -+typedef union hprt0_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned prtconnsts : 1; -+ unsigned prtconndet : 1; -+ unsigned prtena : 1; -+ unsigned prtenchng : 1; -+ unsigned prtovrcurract : 1; -+ unsigned prtovrcurrchng : 1; -+ unsigned prtres : 1; -+ unsigned prtsusp : 1; -+ unsigned prtrst : 1; -+ unsigned reserved9 : 1; -+ unsigned prtlnsts : 2; -+ unsigned prtpwr : 1; -+ unsigned prttstctl : 4; -+ unsigned prtspd : 2; -+#define DWC_HPRT0_PRTSPD_HIGH_SPEED 0 -+#define DWC_HPRT0_PRTSPD_FULL_SPEED 1 -+#define DWC_HPRT0_PRTSPD_LOW_SPEED 2 -+ unsigned reserved19_31 : 13; -+ } b; -+} hprt0_data_t; -+ -+/** -+ * This union represents the bit fields in the Host All Interrupt -+ * Register. -+ */ -+typedef union haint_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned ch0 : 1; -+ unsigned ch1 : 1; -+ unsigned ch2 : 1; -+ unsigned ch3 : 1; -+ unsigned ch4 : 1; -+ unsigned ch5 : 1; -+ unsigned ch6 : 1; -+ unsigned ch7 : 1; -+ unsigned ch8 : 1; -+ unsigned ch9 : 1; -+ unsigned ch10 : 1; -+ unsigned ch11 : 1; -+ unsigned ch12 : 1; -+ unsigned ch13 : 1; -+ unsigned ch14 : 1; -+ unsigned ch15 : 1; -+ unsigned reserved : 16; -+ } b; -+ -+ struct -+ { -+ unsigned chint : 16; -+ unsigned reserved : 16; -+ } b2; -+} haint_data_t; -+ -+/** -+ * This union represents the bit fields in the Host All Interrupt -+ * Register. -+ */ -+typedef union haintmsk_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ unsigned ch0 : 1; -+ unsigned ch1 : 1; -+ unsigned ch2 : 1; -+ unsigned ch3 : 1; -+ unsigned ch4 : 1; -+ unsigned ch5 : 1; -+ unsigned ch6 : 1; -+ unsigned ch7 : 1; -+ unsigned ch8 : 1; -+ unsigned ch9 : 1; -+ unsigned ch10 : 1; -+ unsigned ch11 : 1; -+ unsigned ch12 : 1; -+ unsigned ch13 : 1; -+ unsigned ch14 : 1; -+ unsigned ch15 : 1; -+ unsigned reserved : 16; -+ } b; -+ -+ struct -+ { -+ unsigned chint : 16; -+ unsigned reserved : 16; -+ } b2; -+} haintmsk_data_t; -+ -+/** -+ * Host Channel Specific Registers. <i>500h-5FCh</i> -+ */ -+typedef struct dwc_otg_hc_regs -+{ -+ /** Host Channel 0 Characteristic Register. <i>Offset: 500h + (chan_num * 20h) + 00h</i> */ -+ volatile uint32_t hcchar; -+ /** Host Channel 0 Split Control Register. <i>Offset: 500h + (chan_num * 20h) + 04h</i> */ -+ volatile uint32_t hcsplt; -+ /** Host Channel 0 Interrupt Register. <i>Offset: 500h + (chan_num * 20h) + 08h</i> */ -+ volatile uint32_t hcint; -+ /** Host Channel 0 Interrupt Mask Register. <i>Offset: 500h + (chan_num * 20h) + 0Ch</i> */ -+ volatile uint32_t hcintmsk; -+ /** Host Channel 0 Transfer Size Register. <i>Offset: 500h + (chan_num * 20h) + 10h</i> */ -+ volatile uint32_t hctsiz; -+ /** Host Channel 0 DMA Address Register. <i>Offset: 500h + (chan_num * 20h) + 14h</i> */ -+ volatile uint32_t hcdma; -+ /** Reserved. <i>Offset: 500h + (chan_num * 20h) + 18h - 500h + (chan_num * 20h) + 1Ch</i> */ -+ uint32_t reserved[2]; -+} dwc_otg_hc_regs_t; -+ -+/** -+ * This union represents the bit fields in the Host Channel Characteristics -+ * Register. Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. Write the <i>d32</i> member to the -+ * hcchar register. -+ */ -+typedef union hcchar_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ /** Maximum packet size in bytes */ -+ unsigned mps : 11; -+ -+ /** Endpoint number */ -+ unsigned epnum : 4; -+ -+ /** 0: OUT, 1: IN */ -+ unsigned epdir : 1; -+ -+ unsigned reserved : 1; -+ -+ /** 0: Full/high speed device, 1: Low speed device */ -+ unsigned lspddev : 1; -+ -+ /** 0: Control, 1: Isoc, 2: Bulk, 3: Intr */ -+ unsigned eptype : 2; -+ -+ /** Packets per frame for periodic transfers. 0 is reserved. */ -+ unsigned multicnt : 2; -+ -+ /** Device address */ -+ unsigned devaddr : 7; -+ -+ /** -+ * Frame to transmit periodic transaction. -+ * 0: even, 1: odd -+ */ -+ unsigned oddfrm : 1; -+ -+ /** Channel disable */ -+ unsigned chdis : 1; -+ -+ /** Channel enable */ -+ unsigned chen : 1; -+ } b; -+} hcchar_data_t; -+ -+typedef union hcsplt_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ /** Port Address */ -+ unsigned prtaddr : 7; -+ -+ /** Hub Address */ -+ unsigned hubaddr : 7; -+ -+ /** Transaction Position */ -+ unsigned xactpos : 2; -+#define DWC_HCSPLIT_XACTPOS_MID 0 -+#define DWC_HCSPLIT_XACTPOS_END 1 -+#define DWC_HCSPLIT_XACTPOS_BEGIN 2 -+#define DWC_HCSPLIT_XACTPOS_ALL 3 -+ -+ /** Do Complete Split */ -+ unsigned compsplt : 1; -+ -+ /** Reserved */ -+ unsigned reserved : 14; -+ -+ /** Split Enble */ -+ unsigned spltena : 1; -+ } b; -+} hcsplt_data_t; -+ -+ -+/** -+ * This union represents the bit fields in the Host All Interrupt -+ * Register. -+ */ -+typedef union hcint_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ /** register bits */ -+ struct -+ { -+ /** Transfer Complete */ -+ unsigned xfercomp : 1; -+ /** Channel Halted */ -+ unsigned chhltd : 1; -+ /** AHB Error */ -+ unsigned ahberr : 1; -+ /** STALL Response Received */ -+ unsigned stall : 1; -+ /** NAK Response Received */ -+ unsigned nak : 1; -+ /** ACK Response Received */ -+ unsigned ack : 1; -+ /** NYET Response Received */ -+ unsigned nyet : 1; -+ /** Transaction Err */ -+ unsigned xacterr : 1; -+ /** Babble Error */ -+ unsigned bblerr : 1; -+ /** Frame Overrun */ -+ unsigned frmovrun : 1; -+ /** Data Toggle Error */ -+ unsigned datatglerr : 1; -+ /** Reserved */ -+ unsigned reserved : 21; -+ } b; -+} hcint_data_t; -+ -+/** -+ * This union represents the bit fields in the Host Channel Transfer Size -+ * Register. Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. Write the <i>d32</i> member to the -+ * hcchar register. -+ */ -+typedef union hctsiz_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ /** Total transfer size in bytes */ -+ unsigned xfersize : 19; -+ -+ /** Data packets to transfer */ -+ unsigned pktcnt : 10; -+ -+ /** -+ * Packet ID for next data packet -+ * 0: DATA0 -+ * 1: DATA2 -+ * 2: DATA1 -+ * 3: MDATA (non-Control), SETUP (Control) -+ */ -+ unsigned pid : 2; -+#define DWC_HCTSIZ_DATA0 0 -+#define DWC_HCTSIZ_DATA1 2 -+#define DWC_HCTSIZ_DATA2 1 -+#define DWC_HCTSIZ_MDATA 3 -+#define DWC_HCTSIZ_SETUP 3 -+ -+ /** Do PING protocol when 1 */ -+ unsigned dopng : 1; -+ } b; -+} hctsiz_data_t; -+ -+/** -+ * This union represents the bit fields in the Host Channel Interrupt Mask -+ * Register. Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. Write the <i>d32</i> member to the -+ * hcintmsk register. -+ */ -+typedef union hcintmsk_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ unsigned xfercompl : 1; -+ unsigned chhltd : 1; -+ unsigned ahberr : 1; -+ unsigned stall : 1; -+ unsigned nak : 1; -+ unsigned ack : 1; -+ unsigned nyet : 1; -+ unsigned xacterr : 1; -+ unsigned bblerr : 1; -+ unsigned frmovrun : 1; -+ unsigned datatglerr : 1; -+ unsigned reserved : 21; -+ } b; -+} hcintmsk_data_t; -+ -+/** OTG Host Interface Structure. -+ * -+ * The OTG Host Interface Structure structure contains information -+ * needed to manage the DWC_otg controller acting in host mode. It -+ * represents the programming view of the host-specific aspects of the -+ * controller. -+ */ -+typedef struct dwc_otg_host_if -+{ -+ /** Host Global Registers starting at offset 400h.*/ -+ dwc_otg_host_global_regs_t *host_global_regs; -+#define DWC_OTG_HOST_GLOBAL_REG_OFFSET 0x400 -+ -+ /** Host Port 0 Control and Status Register */ -+ volatile uint32_t *hprt0; -+#define DWC_OTG_HOST_PORT_REGS_OFFSET 0x440 -+ -+ -+ /** Host Channel Specific Registers at offsets 500h-5FCh. */ -+ dwc_otg_hc_regs_t *hc_regs[MAX_EPS_CHANNELS]; -+#define DWC_OTG_HOST_CHAN_REGS_OFFSET 0x500 -+#define DWC_OTG_CHAN_REGS_OFFSET 0x20 -+ -+ -+ /* Host configuration information */ -+ /** Number of Host Channels (range: 1-16) */ -+ uint8_t num_host_channels; -+ /** Periodic EPs supported (0: no, 1: yes) */ -+ uint8_t perio_eps_supported; -+ /** Periodic Tx FIFO Size (Only 1 host periodic Tx FIFO) */ -+ uint16_t perio_tx_fifo_size; -+ -+} dwc_otg_host_if_t; -+ -+ -+/** -+ * This union represents the bit fields in the Power and Clock Gating Control -+ * Register. Read the register into the <i>d32</i> member then set/clear the -+ * bits using the <i>b</i>it elements. -+ */ -+typedef union pcgcctl_data -+{ -+ /** raw register data */ -+ uint32_t d32; -+ -+ /** register bits */ -+ struct -+ { -+ /** Stop Pclk */ -+ unsigned stoppclk : 1; -+ /** Gate Hclk */ -+ unsigned gatehclk : 1; -+ /** Power Clamp */ -+ unsigned pwrclmp : 1; -+ /** Reset Power Down Modules */ -+ unsigned rstpdwnmodule : 1; -+ /** PHY Suspended */ -+ unsigned physuspended : 1; -+ -+ unsigned reserved : 27; -+ } b; -+} pcgcctl_data_t; -+ -+ -+#endif ---- /dev/null -+++ b/drivers/usb/host/otg/Makefile -@@ -0,0 +1,52 @@ -+# -+# Makefile for DWC_otg Highspeed USB controller driver -+# -+ -+ifneq ($(KERNELRELEASE),) -+EXTRA_CFLAGS += -DDEBUG -+ -+# Use one of the following flags to compile the software in host-only or -+# device-only mode. -+#CPPFLAGS += -DDWC_HOST_ONLY -+#CPPFLAGS += -DDWC_DEVICE_ONLY -+ -+EXTRA_CFLAGS += -Dlinux -DDWC_HS_ELECT_TST -+#EXTRA_CFLAGS += -DDWC_EN_ISOC -+ -+ifneq ($(CONFIG_USB_CNS3XXX_OTG_HCD_ONLY),) -+EXTRA_CFLAGS += -DDWC_HOST_ONLY -+endif -+ -+ifneq ($(CONFIG_USB_CNS3XXX_OTG_PCD_ONLY),) -+EXTRA_CFLAGS += -DDWC_DEVICE_ONLY -+endif -+ -+obj-$(CONFIG_USB_CNS3XXX_OTG) := dwc_otg.o -+#obj-$(CONFIG_USB_GADGET_CNS3XXX_OTG) := dwc_otg.o -+ -+dwc_otg-objs := dwc_otg_driver.o dwc_otg_attr.o -+dwc_otg-objs += dwc_otg_cil.o dwc_otg_cil_intr.o -+dwc_otg-objs += dwc_otg_pcd.o dwc_otg_pcd_intr.o -+dwc_otg-objs += dwc_otg_hcd.o dwc_otg_hcd_intr.o dwc_otg_hcd_queue.o -+ -+else -+ -+PWD := $(shell pwd) -+ -+# Command paths -+CTAGS := $(CTAGS) -+DOXYGEN := $(DOXYGEN) -+ -+default: -+ $(MAKE) -C$(KDIR) M=$(PWD) ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) modules -+ -+docs: $(wildcard *.[hc]) doc/doxygen.cfg -+ $(DOXYGEN) doc/doxygen.cfg -+ -+tags: $(wildcard *.[hc]) -+ $(CTAGS) -e $(wildcard *.[hc]) $(wildcard linux/*.[hc]) $(wildcard $(KDIR)/include/linux/usb*.h) -+ -+endif -+ -+clean: -+ rm -rf *.o *.ko .*cmd *.mod.c .tmp_versions ---- a/drivers/usb/Kconfig -+++ b/drivers/usb/Kconfig -@@ -39,6 +39,7 @@ config USB_ARCH_HAS_OHCI - default y if ARCH_AT91 - default y if ARCH_PNX4008 && I2C - default y if MFD_TC6393XB -+ default y if ARCH_CNS3XXX - # PPC: - default y if STB03xxx - default y if PPC_MPC52xx -@@ -58,6 +59,7 @@ config USB_ARCH_HAS_EHCI - default y if PPC_83xx - default y if SOC_AU1200 - default y if ARCH_IXP4XX -+ default y if ARCH_CNS3XXX - default PCI - - # ARM SA1111 chips have a non-PCI based "OHCI-compatible" USB host interface. ---- a/drivers/usb/Makefile -+++ b/drivers/usb/Makefile -@@ -20,6 +20,8 @@ obj-$(CONFIG_USB_U132_HCD) += host/ - obj-$(CONFIG_USB_R8A66597_HCD) += host/ - obj-$(CONFIG_USB_HWA_HCD) += host/ - obj-$(CONFIG_USB_ISP1760_HCD) += host/ -+obj-$(CONFIG_USB_CNS3XXX_OTG) += host/ -+obj-$(CONFIG_USB_GADGET_CNS3XXX_OTG) += host/ - - obj-$(CONFIG_USB_C67X00_HCD) += c67x00/ - ---- a/drivers/usb/storage/protocol.c -+++ b/drivers/usb/storage/protocol.c -@@ -182,9 +182,10 @@ unsigned int usb_stor_access_xfer_buf(un - PAGE_SIZE - poff); - unsigned char *ptr = kmap(page); - -- if (dir == TO_XFER_BUF) -+ if (dir == TO_XFER_BUF) { - memcpy(ptr + poff, buffer + cnt, plen); -- else -+ flush_dcache_page(page); -+ } else - memcpy(buffer + cnt, ptr + poff, plen); - kunmap(page); - ---- a/include/linux/usb.h -+++ b/include/linux/usb.h -@@ -1201,8 +1201,14 @@ struct urb { - unsigned int pipe; /* (in) pipe information */ - int status; /* (return) non-ISO status */ - unsigned int transfer_flags; /* (in) URB_SHORT_NOT_OK | ...*/ -+ - void *transfer_buffer; /* (in) associated data buffer */ - dma_addr_t transfer_dma; /* (in) dma addr for transfer_buffer */ -+ -+ void * aligned_transfer_buffer; /* (in) associated data buffer */ -+ dma_addr_t aligned_transfer_dma; /* (in) dma addr for transfer_buffer */ -+ u32 aligned_transfer_buffer_length; /* (in) data buffer length */ -+ - struct usb_sg_request *sg; /* (in) scatter gather buffer list */ - int num_sgs; /* (in) number of entries in the sg list */ - u32 transfer_buffer_length; /* (in) data buffer length */ diff --git a/target/linux/cns3xxx/patches-2.6.31/209-cns3xxx_watchdog_support.patch b/target/linux/cns3xxx/patches-2.6.31/209-cns3xxx_watchdog_support.patch deleted file mode 100644 index af9a60152f..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/209-cns3xxx_watchdog_support.patch +++ /dev/null @@ -1,496 +0,0 @@ ---- /dev/null -+++ b/drivers/watchdog/cns3xxx_wdt.c -@@ -0,0 +1,465 @@ -+/******************************************************************************* -+ * -+ * drivers/watchdog/cns3xxx_wdt.c -+ * -+ * Watchdog timer driver for the CNS3XXX SOCs -+ * -+ * Author: Scott Shu -+ * -+ * Copyright (c) 2008 Cavium Networks -+ * -+ * This file is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License, Version 2, as -+ * published by the Free Software Foundation. -+ * -+ * This file is distributed in the hope that it will be useful, -+ * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or -+ * NONINFRINGEMENT. See the GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this file; if not, write to the Free Software -+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA or -+ * visit http://www.gnu.org/licenses/. -+ * -+ * This file may also be available under a different license from Cavium. -+ * Contact Cavium Networks for more information -+ * -+ ******************************************************************************/ -+ -+#include <linux/module.h> -+#include <linux/moduleparam.h> -+#include <linux/types.h> -+#include <linux/miscdevice.h> -+#include <linux/watchdog.h> -+#include <linux/fs.h> -+#include <linux/reboot.h> -+#include <linux/init.h> -+#include <linux/interrupt.h> -+#include <linux/platform_device.h> -+#include <linux/io.h> -+#include <linux/uaccess.h> -+ -+#include <asm/hardware/arm_twd.h> -+ -+struct cns3xxx_wdt { -+ unsigned long timer_alive; -+ struct device *dev; -+ void __iomem *base; -+ int irq; -+ unsigned int perturb; -+ char expect_close; -+}; -+ -+static struct platform_device *cns3xxx_wdt_dev; -+extern unsigned int twd_timer_rate; -+static spinlock_t wdt_lock; -+ -+#define TIMER_MARGIN 60 -+static int cns3xxx_margin = TIMER_MARGIN; -+module_param(cns3xxx_margin, int, 0); -+MODULE_PARM_DESC(cns3xxx_margin, -+ "CNS3XXX timer margin in seconds. (0 < cns3xxx_margin < 65536, default=" -+ __MODULE_STRING(TIMER_MARGIN) ")"); -+ -+static int nowayout = WATCHDOG_NOWAYOUT; -+module_param(nowayout, int, 0); -+MODULE_PARM_DESC(nowayout, -+ "Watchdog cannot be stopped once started (default=" -+ __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); -+ -+#define ONLY_TESTING 0 -+static int cns3xxx_noboot = ONLY_TESTING; -+module_param(cns3xxx_noboot, int, 0); -+MODULE_PARM_DESC(cns3xxx_noboot, "CNS3XXX watchdog action, " -+ "set to 1 to ignore reboots, 0 to reboot (default=" -+ __MODULE_STRING(ONLY_TESTING) ")"); -+ -+/* -+ * This is the interrupt handler. Note that we only use this -+ * in testing mode, so don't actually do a reboot here. -+ */ -+static irqreturn_t cns3xxx_wdt_fire(int irq, void *arg) -+{ -+ struct cns3xxx_wdt *wdt = arg; -+ -+ /* Check it really was our interrupt */ -+ if (readl(wdt->base + TWD_WDOG_INTSTAT)) { -+ dev_printk(KERN_CRIT, wdt->dev, -+ "Triggered - Reboot ignored.\n"); -+ /* Clear the interrupt on the watchdog */ -+ writel(1, wdt->base + TWD_WDOG_INTSTAT); -+ return IRQ_HANDLED; -+ } -+ return IRQ_NONE; -+} -+ -+/* -+ * cns3xxx_wdt_keepalive - reload the timer -+ * -+ * Note that the spec says a DIFFERENT value must be written to the reload -+ * register each time. The "perturb" variable deals with this by adding 1 -+ * to the count every other time the function is called. -+ */ -+static void cns3xxx_wdt_keepalive(struct cns3xxx_wdt *wdt) -+{ -+ unsigned int count; -+ -+ /* Assume prescale is set to 256 */ -+ count = (twd_timer_rate / 256) * cns3xxx_margin; -+ -+ /* Reload the counter */ -+ spin_lock(&wdt_lock); -+ writel(count + wdt->perturb, wdt->base + TWD_WDOG_LOAD); -+ wdt->perturb = wdt->perturb ? 0 : 1; -+ spin_unlock(&wdt_lock); -+} -+ -+static void cns3xxx_wdt_stop(struct cns3xxx_wdt *wdt) -+{ -+ spin_lock(&wdt_lock); -+ writel(0x12345678, wdt->base + TWD_WDOG_DISABLE); -+ writel(0x87654321, wdt->base + TWD_WDOG_DISABLE); -+ writel(0x0, wdt->base + TWD_WDOG_CONTROL); -+ spin_unlock(&wdt_lock); -+} -+ -+static void cns3xxx_wdt_start(struct cns3xxx_wdt *wdt) -+{ -+ dev_printk(KERN_INFO, wdt->dev, "enabling watchdog.\n"); -+ -+ //spin_lock(&wdt_lock); -+ /* This loads the count register but does NOT start the count yet */ -+ cns3xxx_wdt_keepalive(wdt); -+ spin_lock(&wdt_lock); -+ -+ if (cns3xxx_noboot) { -+ /* Enable watchdog - prescale=256, watchdog mode=0, enable=1 */ -+ writel(0x0000FF01, wdt->base + TWD_WDOG_CONTROL); -+ } else { -+ /* Enable watchdog - prescale=256, watchdog mode=1, enable=1 */ -+ writel(0x0000FF09, wdt->base + TWD_WDOG_CONTROL); -+ } -+ spin_unlock(&wdt_lock); -+} -+ -+static int cns3xxx_wdt_set_heartbeat(int t) -+{ -+ if (t < 0x0001 || t > 0xFFFF) -+ return -EINVAL; -+ -+ cns3xxx_margin = t; -+ return 0; -+} -+ -+/* -+ * /dev/watchdog handling -+ */ -+static int cns3xxx_wdt_open(struct inode *inode, struct file *file) -+{ -+ struct cns3xxx_wdt *wdt = platform_get_drvdata(cns3xxx_wdt_dev); -+ -+ if (test_and_set_bit(0, &wdt->timer_alive)) -+ return -EBUSY; -+ -+ if (nowayout) -+ __module_get(THIS_MODULE); -+ -+ file->private_data = wdt; -+ -+ /* -+ * Activate timer -+ */ -+ cns3xxx_wdt_start(wdt); -+ -+ return nonseekable_open(inode, file); -+} -+ -+static int cns3xxx_wdt_release(struct inode *inode, struct file *file) -+{ -+ struct cns3xxx_wdt *wdt = file->private_data; -+ -+ /* -+ * Shut off the timer. -+ * Lock it in if it's a module and we set nowayout -+ */ -+ if (wdt->expect_close == 42) -+ cns3xxx_wdt_stop(wdt); -+ else { -+ dev_printk(KERN_CRIT, wdt->dev, -+ "unexpected close, not stopping watchdog!\n"); -+ cns3xxx_wdt_keepalive(wdt); -+ } -+ clear_bit(0, &wdt->timer_alive); -+ wdt->expect_close = 0; -+ return 0; -+} -+ -+static ssize_t cns3xxx_wdt_write(struct file *file, const char *data, -+ size_t len, loff_t *ppos) -+{ -+ struct cns3xxx_wdt *wdt = file->private_data; -+ -+ /* -+ * Refresh the timer. -+ */ -+ if (len) { -+ if (!nowayout) { -+ size_t i; -+ -+ /* In case it was set long ago */ -+ wdt->expect_close = 0; -+ -+ for (i = 0; i != len; i++) { -+ char c; -+ -+ if (get_user(c, data + i)) -+ return -EFAULT; -+ if (c == 'V') -+ wdt->expect_close = 42; -+ } -+ } -+ cns3xxx_wdt_keepalive(wdt); -+ } -+ return len; -+} -+ -+static struct watchdog_info ident = { -+ .options = WDIOF_SETTIMEOUT | -+ WDIOF_KEEPALIVEPING | -+ WDIOF_MAGICCLOSE, -+ .identity = "CNS3XXX Watchdog", -+}; -+ -+static long cns3xxx_wdt_ioctl(struct file *file, unsigned int cmd, -+ unsigned long arg) -+{ -+ struct cns3xxx_wdt *wdt = file->private_data; -+ int ret; -+ union { -+ struct watchdog_info ident; -+ int i; -+ } uarg; -+ -+ if (_IOC_DIR(cmd) && _IOC_SIZE(cmd) > sizeof(uarg)) -+ return -ENOTTY; -+ -+ if (_IOC_DIR(cmd) & _IOC_WRITE) { -+ ret = copy_from_user(&uarg, (void __user *)arg, _IOC_SIZE(cmd)); -+ if (ret) -+ return -EFAULT; -+ } -+ -+ switch (cmd) { -+ case WDIOC_GETSUPPORT: -+ uarg.ident = ident; -+ ret = 0; -+ break; -+ -+ case WDIOC_GETSTATUS: -+ case WDIOC_GETBOOTSTATUS: -+ uarg.i = 0; -+ ret = 0; -+ break; -+ -+ case WDIOC_SETOPTIONS: -+ ret = -EINVAL; -+ if (uarg.i & WDIOS_DISABLECARD) { -+ cns3xxx_wdt_stop(wdt); -+ ret = 0; -+ } -+ if (uarg.i & WDIOS_ENABLECARD) { -+ cns3xxx_wdt_start(wdt); -+ ret = 0; -+ } -+ break; -+ -+ case WDIOC_KEEPALIVE: -+ cns3xxx_wdt_keepalive(wdt); -+ ret = 0; -+ break; -+ -+ case WDIOC_SETTIMEOUT: -+ ret = cns3xxx_wdt_set_heartbeat(uarg.i); -+ if (ret) -+ break; -+ -+ cns3xxx_wdt_keepalive(wdt); -+ /* Fall */ -+ case WDIOC_GETTIMEOUT: -+ uarg.i = cns3xxx_margin; -+ ret = 0; -+ break; -+ -+ default: -+ return -ENOTTY; -+ } -+ -+ if (ret == 0 && _IOC_DIR(cmd) & _IOC_READ) { -+ ret = copy_to_user((void __user *)arg, &uarg, _IOC_SIZE(cmd)); -+ if (ret) -+ ret = -EFAULT; -+ } -+ return ret; -+} -+ -+/* -+ * System shutdown handler. Turn off the watchdog if we're -+ * restarting or halting the system. -+ */ -+static void cns3xxx_wdt_shutdown(struct platform_device *dev) -+{ -+ struct cns3xxx_wdt *wdt = platform_get_drvdata(dev); -+ -+ if (system_state == SYSTEM_RESTART || system_state == SYSTEM_HALT) -+ cns3xxx_wdt_stop(wdt); -+} -+ -+/* -+ * Kernel Interfaces -+ */ -+static const struct file_operations cns3xxx_wdt_fops = { -+ .owner = THIS_MODULE, -+ .llseek = no_llseek, -+ .write = cns3xxx_wdt_write, -+ .unlocked_ioctl = cns3xxx_wdt_ioctl, -+ .open = cns3xxx_wdt_open, -+ .release = cns3xxx_wdt_release, -+}; -+ -+static struct miscdevice cns3xxx_wdt_miscdev = { -+ .minor = WATCHDOG_MINOR, -+ .name = "watchdog", -+ .fops = &cns3xxx_wdt_fops, -+}; -+ -+static int __devinit cns3xxx_wdt_probe(struct platform_device *dev) -+{ -+ struct cns3xxx_wdt *wdt; -+ struct resource *res; -+ int ret; -+ -+ /* We only accept one device, and it must have an id of -1 */ -+ if (dev->id != -1) -+ return -ENODEV; -+ -+ res = platform_get_resource(dev, IORESOURCE_MEM, 0); -+ if (!res) { -+ ret = -ENODEV; -+ goto err_out; -+ } -+ -+ wdt = kzalloc(sizeof(struct cns3xxx_wdt), GFP_KERNEL); -+ if (!wdt) { -+ ret = -ENOMEM; -+ goto err_out; -+ } -+ -+ wdt->dev = &dev->dev; -+ wdt->irq = platform_get_irq(dev, 0); -+ if (wdt->irq < 0) { -+ ret = -ENXIO; -+ goto err_free; -+ } -+ wdt->base = ioremap(res->start, res->end - res->start + 1); -+ if (!wdt->base) { -+ ret = -ENOMEM; -+ goto err_free; -+ } -+ -+ cns3xxx_wdt_miscdev.parent = &dev->dev; -+ ret = misc_register(&cns3xxx_wdt_miscdev); -+ if (ret) { -+ dev_printk(KERN_ERR, wdt->dev, -+ "cannot register miscdev on minor=%d (err=%d)\n", -+ WATCHDOG_MINOR, ret); -+ goto err_misc; -+ } -+ -+ ret = request_irq(wdt->irq, cns3xxx_wdt_fire, IRQF_DISABLED, -+ dev->name, wdt); -+ if (ret) { -+ dev_printk(KERN_ERR, wdt->dev, -+ "cannot register IRQ%d for watchdog\n", wdt->irq); -+ goto err_irq; -+ } -+ -+ cns3xxx_wdt_stop(wdt); -+ platform_set_drvdata(dev, wdt); -+ cns3xxx_wdt_dev = dev; -+ -+ return 0; -+ -+err_irq: -+ misc_deregister(&cns3xxx_wdt_miscdev); -+err_misc: -+ platform_set_drvdata(dev, NULL); -+ iounmap(wdt->base); -+err_free: -+ kfree(wdt); -+err_out: -+ return ret; -+} -+ -+static int __devexit cns3xxx_wdt_remove(struct platform_device *dev) -+{ -+ struct cns3xxx_wdt *wdt = platform_get_drvdata(dev); -+ -+ platform_set_drvdata(dev, NULL); -+ -+ misc_deregister(&cns3xxx_wdt_miscdev); -+ -+ cns3xxx_wdt_dev = NULL; -+ -+ free_irq(wdt->irq, wdt); -+ iounmap(wdt->base); -+ kfree(wdt); -+ return 0; -+} -+ -+ -+static struct platform_driver cns3xxx_wdt_driver = { -+ .probe = cns3xxx_wdt_probe, -+ .remove = __devexit_p(cns3xxx_wdt_remove), -+ .shutdown = cns3xxx_wdt_shutdown, -+ .driver = { -+ .owner = THIS_MODULE, -+ .name = "cns3xxx-wdt", -+ }, -+}; -+ -+static char banner[] __initdata = KERN_INFO -+ "CNS3XXX Watchdog Timer, noboot=%d margin=%d sec (nowayout= %d)\n"; -+ -+static int __init cns3xxx_wdt_init(void) -+{ -+ /* -+ * Check that the margin value is within it's range; -+ * if not reset to the default -+ */ -+ if (cns3xxx_wdt_set_heartbeat(cns3xxx_margin)) { -+ cns3xxx_wdt_set_heartbeat(TIMER_MARGIN); -+ printk(KERN_INFO "cns3xxx_margin value must be 0 < cns3xxx_margin < 65536, using %d\n", -+ TIMER_MARGIN); -+ } -+ -+ printk(banner, cns3xxx_noboot, cns3xxx_margin, nowayout); -+ -+ spin_lock_init(&wdt_lock); -+ -+ return platform_driver_register(&cns3xxx_wdt_driver); -+} -+ -+static void __exit cns3xxx_wdt_exit(void) -+{ -+ platform_driver_unregister(&cns3xxx_wdt_driver); -+} -+ -+module_init(cns3xxx_wdt_init); -+module_exit(cns3xxx_wdt_exit); -+ -+MODULE_AUTHOR("Scott Shu"); -+MODULE_DESCRIPTION("CNS3XXX Watchdog Device Driver"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); -+MODULE_ALIAS("platform:cns3xxx-wdt"); ---- a/drivers/watchdog/Kconfig -+++ b/drivers/watchdog/Kconfig -@@ -231,6 +231,15 @@ config DAVINCI_WATCHDOG - NOTE: once enabled, this timer cannot be disabled. - Say N if you are unsure. - -+config CNS3XXX_WATCHDOG -+ tristate "CNS3XXX watchdog" -+ depends on ARCH_CNS3XXX && LOCAL_TIMERS -+ help -+ Watchdog timer embedded into the CNS3XXX SoCs system. -+ -+ To compile this driver as a module, choose M here: the -+ module will be called cns3xxx_wdt. -+ - config ORION_WATCHDOG - tristate "Orion watchdog" - depends on ARCH_ORION5X || ARCH_KIRKWOOD ---- a/drivers/watchdog/Makefile -+++ b/drivers/watchdog/Makefile -@@ -41,6 +41,7 @@ obj-$(CONFIG_EP93XX_WATCHDOG) += ep93xx_ - obj-$(CONFIG_PNX4008_WATCHDOG) += pnx4008_wdt.o - obj-$(CONFIG_IOP_WATCHDOG) += iop_wdt.o - obj-$(CONFIG_DAVINCI_WATCHDOG) += davinci_wdt.o -+obj-$(CONFIG_CNS3XXX_WATCHDOG) += cns3xxx_wdt.o - obj-$(CONFIG_ORION_WATCHDOG) += orion_wdt.o - obj-$(CONFIG_COH901327_WATCHDOG) += coh901327_wdt.o - obj-$(CONFIG_STMP3XXX_WATCHDOG) += stmp3xxx_wdt.o diff --git a/target/linux/cns3xxx/patches-2.6.31/210-cns3xxx_smp_serial_fix.patch b/target/linux/cns3xxx/patches-2.6.31/210-cns3xxx_smp_serial_fix.patch deleted file mode 100644 index a9b45aefe5..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/210-cns3xxx_smp_serial_fix.patch +++ /dev/null @@ -1,39 +0,0 @@ ---- a/drivers/serial/8250.c -+++ b/drivers/serial/8250.c -@@ -1743,6 +1743,7 @@ static void serial8250_backup_timeout(un - unsigned int iir, ier = 0, lsr; - unsigned long flags; - -+ spin_lock_irqsave(&up->port.lock, flags); - /* - * Must disable interrupts or else we risk racing with the interrupt - * based handler. -@@ -1760,10 +1761,8 @@ static void serial8250_backup_timeout(un - * the "Diva" UART used on the management processor on many HP - * ia64 and parisc boxes. - */ -- spin_lock_irqsave(&up->port.lock, flags); - lsr = serial_in(up, UART_LSR); - up->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS; -- spin_unlock_irqrestore(&up->port.lock, flags); - if ((iir & UART_IIR_NO_INT) && (up->ier & UART_IER_THRI) && - (!uart_circ_empty(&up->port.info->xmit) || up->port.x_char) && - (lsr & UART_LSR_THRE)) { -@@ -1771,12 +1770,14 @@ static void serial8250_backup_timeout(un - iir |= UART_IIR_THRI; - } - -- if (!(iir & UART_IIR_NO_INT)) -- serial8250_handle_port(up); -- - if (is_real_interrupt(up->port.irq)) - serial_out(up, UART_IER, ier); - -+ spin_unlock_irqrestore(&up->port.lock, flags); -+ -+ if (!(iir & UART_IIR_NO_INT)) -+ serial8250_handle_port(up); -+ - /* Standard timer interval plus 0.2s to keep the port running */ - mod_timer(&up->timer, - jiffies + poll_timeout(up->port.timeout) + HZ / 5); diff --git a/target/linux/cns3xxx/patches-2.6.31/300-flush_cache_on_dma_cache_sync_for_cpu.patch b/target/linux/cns3xxx/patches-2.6.31/300-flush_cache_on_dma_cache_sync_for_cpu.patch deleted file mode 100644 index d9051cd621..0000000000 --- a/target/linux/cns3xxx/patches-2.6.31/300-flush_cache_on_dma_cache_sync_for_cpu.patch +++ /dev/null @@ -1,21 +0,0 @@ ---- a/arch/arm/include/asm/dma-mapping.h -+++ b/arch/arm/include/asm/dma-mapping.h -@@ -350,7 +350,8 @@ static inline dma_addr_t dma_map_page(st - static inline void dma_unmap_single(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir) - { -- /* nothing to do */ -+ if (dir != DMA_TO_DEVICE) -+ dma_cache_maint(dma_to_virt(dev, handle), size, DMA_FROM_DEVICE); - } - #endif /* CONFIG_DMABOUNCE */ - -@@ -398,6 +399,8 @@ static inline void dma_sync_single_range - { - BUG_ON(!valid_dma_direction(dir)); - -+ if (dir != DMA_TO_DEVICE) -+ dma_cache_maint(dma_to_virt(dev, handle) + offset, size, DMA_FROM_DEVICE); - dmabounce_sync_for_cpu(dev, handle, offset, size, dir); - } - |