diff options
Diffstat (limited to 'target/linux/mpc83xx/patches-2.6.33/010-sysdev_rb_iomap.patch')
| -rw-r--r-- | target/linux/mpc83xx/patches-2.6.33/010-sysdev_rb_iomap.patch | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/target/linux/mpc83xx/patches-2.6.33/010-sysdev_rb_iomap.patch b/target/linux/mpc83xx/patches-2.6.33/010-sysdev_rb_iomap.patch deleted file mode 100644 index 43c44bad2d..0000000000 --- a/target/linux/mpc83xx/patches-2.6.33/010-sysdev_rb_iomap.patch +++ /dev/null @@ -1,226 +0,0 @@ ---- /dev/null -+++ b/arch/powerpc/sysdev/rb_iomap.c -@@ -0,0 +1,223 @@ -+#include <linux/init.h> -+#include <linux/pci.h> -+#include <linux/mm.h> -+#include <asm/io.h> -+ -+#define LOCALBUS_START 0x40000000 -+#define LOCALBUS_MASK 0x007fffff -+#define LOCALBUS_REGMASK 0x001fffff -+ -+static void __iomem *localbus_base; -+ -+static inline int is_localbus(void __iomem *addr) -+{ -+ return ((unsigned) addr & ~LOCALBUS_MASK) == LOCALBUS_START; -+} -+ -+static inline unsigned localbus_regoff(unsigned reg) { -+ return (reg << 16) | (((reg ^ 8) & 8) << 17); -+} -+ -+static inline void __iomem *localbus_addr(void __iomem *addr) -+{ -+ return localbus_base -+ + ((unsigned) addr & LOCALBUS_MASK & ~LOCALBUS_REGMASK) -+ + localbus_regoff((unsigned) addr & LOCALBUS_REGMASK); -+} -+ -+unsigned int ioread8(void __iomem *addr) -+{ -+ if (is_localbus(addr)) -+ return in_be16(localbus_addr(addr)) >> 8; -+ return readb(addr); -+} -+EXPORT_SYMBOL(ioread8); -+ -+unsigned int ioread16(void __iomem *addr) -+{ -+ if (is_localbus(addr)) -+ return le16_to_cpu(in_be16(localbus_addr(addr))); -+ return readw(addr); -+} -+EXPORT_SYMBOL(ioread16); -+ -+unsigned int ioread16be(void __iomem *addr) -+{ -+ return in_be16(addr); -+} -+EXPORT_SYMBOL(ioread16be); -+ -+unsigned int ioread32(void __iomem *addr) -+{ -+ return readl(addr); -+} -+EXPORT_SYMBOL(ioread32); -+ -+unsigned int ioread32be(void __iomem *addr) -+{ -+ return in_be32(addr); -+} -+EXPORT_SYMBOL(ioread32be); -+ -+void iowrite8(u8 val, void __iomem *addr) -+{ -+ if (is_localbus(addr)) -+ out_be16(localbus_addr(addr), ((u16) val) << 8); -+ else -+ writeb(val, addr); -+} -+EXPORT_SYMBOL(iowrite8); -+ -+void iowrite16(u16 val, void __iomem *addr) -+{ -+ if (is_localbus(addr)) -+ out_be16(localbus_addr(addr), cpu_to_le16(val)); -+ else -+ writew(val, addr); -+} -+EXPORT_SYMBOL(iowrite16); -+ -+void iowrite16be(u16 val, void __iomem *addr) -+{ -+ out_be16(addr, val); -+} -+EXPORT_SYMBOL(iowrite16be); -+ -+void iowrite32(u32 val, void __iomem *addr) -+{ -+ writel(val, addr); -+} -+EXPORT_SYMBOL(iowrite32); -+ -+void iowrite32be(u32 val, void __iomem *addr) -+{ -+ out_be32(addr, val); -+} -+EXPORT_SYMBOL(iowrite32be); -+ -+void ioread8_rep(void __iomem *addr, void *dst, unsigned long count) -+{ -+ if (is_localbus(addr)) { -+ unsigned i; -+ void *laddr = localbus_addr(addr); -+ u8 *buf = dst; -+ -+ for (i = 0; i < count; ++i) { -+ *buf++ = in_be16(laddr) >> 8; -+ } -+ } else { -+ _insb((u8 __iomem *) addr, dst, count); -+ } -+} -+EXPORT_SYMBOL(ioread8_rep); -+ -+void ioread16_rep(void __iomem *addr, void *dst, unsigned long count) -+{ -+ if (is_localbus(addr)) { -+ unsigned i; -+ void *laddr = localbus_addr(addr); -+ u16 *buf = dst; -+ -+ for (i = 0; i < count; ++i) { -+ *buf++ = in_be16(laddr); -+ } -+ } else { -+ _insw_ns((u16 __iomem *) addr, dst, count); -+ } -+} -+EXPORT_SYMBOL(ioread16_rep); -+ -+void ioread32_rep(void __iomem *addr, void *dst, unsigned long count) -+{ -+ _insl_ns((u32 __iomem *) addr, dst, count); -+} -+EXPORT_SYMBOL(ioread32_rep); -+ -+void iowrite8_rep(void __iomem *addr, const void *src, unsigned long count) -+{ -+ if (is_localbus(addr)) { -+ unsigned i; -+ void *laddr = localbus_addr(addr); -+ const u8 *buf = src; -+ -+ for (i = 0; i < count; ++i) { -+ out_be16(laddr, ((u16) *buf++) << 8); -+ } -+ } else { -+ _outsb((u8 __iomem *) addr, src, count); -+ } -+} -+EXPORT_SYMBOL(iowrite8_rep); -+ -+void iowrite16_rep(void __iomem *addr, const void *src, unsigned long count) -+{ -+ if (is_localbus(addr)) { -+ unsigned i; -+ void *laddr = localbus_addr(addr); -+ const u16 *buf = src; -+ -+ for (i = 0; i < count; ++i) { -+ out_be16(laddr, *buf++); -+ } -+ } else { -+ _outsw_ns((u16 __iomem *) addr, src, count); -+ } -+} -+EXPORT_SYMBOL(iowrite16_rep); -+ -+void iowrite32_rep(void __iomem *addr, const void *src, unsigned long count) -+{ -+ _outsl_ns((u32 __iomem *) addr, src, count); -+} -+EXPORT_SYMBOL(iowrite32_rep); -+ -+void __iomem *ioport_map(unsigned long port, unsigned int len) -+{ -+ return (void __iomem *) (port + _IO_BASE); -+} -+EXPORT_SYMBOL(ioport_unmap); -+ -+void ioport_unmap(void __iomem *addr) -+{ -+ /* Nothing to do */ -+} -+EXPORT_SYMBOL(ioport_map); -+ -+void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max) -+{ -+ unsigned long start = pci_resource_start(dev, bar); -+ unsigned long len = pci_resource_len(dev, bar); -+ unsigned long flags = pci_resource_flags(dev, bar); -+ -+ if (!len) -+ return NULL; -+ if (max && len > max) -+ len = max; -+ if (flags & IORESOURCE_IO) -+ return ioport_map(start, len); -+ if (flags & IORESOURCE_MEM) -+ return ioremap(start, len); -+ /* What? */ -+ return NULL; -+} -+EXPORT_SYMBOL(pci_iomap); -+ -+void pci_iounmap(struct pci_dev *dev, void __iomem *addr) -+{ -+ /* Nothing to do */ -+} -+EXPORT_SYMBOL(pci_iounmap); -+ -+void __iomem *localbus_map(unsigned long addr, unsigned int len) -+{ -+ if (!localbus_base) -+ localbus_base = ioremap(addr & ~LOCALBUS_MASK, -+ LOCALBUS_MASK + 1); -+ return (void *) (LOCALBUS_START + (addr & LOCALBUS_MASK)); -+} -+EXPORT_SYMBOL(localbus_map); -+ -+void localbus_unmap(void __iomem *addr) -+{ -+} -+EXPORT_SYMBOL(localbus_unmap); |