Move files and patches to files-2.6.23 and patches-2.6.23

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11843 3c298f89-4303-0410-b956-a3cf2f4a3e73

40 files changed, 6692 insertions, 0 deletions

diff --git a/target/linux/rb532/files-2.6.23/arch/mips/pci/fixup-rb500.c b/target/linux/rb532/files-2.6.23/arch/mips/pci/fixup-rb500.c
new file mode 100644
index 0000000000..76c465fea4
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/pci/fixup-rb500.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2001 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc.
+ *         	stevel@mvista.com or source@mvista.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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ */
+
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/pci.h>
+#include <asm/io.h>
+
+#include <asm/rc32434/rc32434.h>
+
+static int __devinitdata irq_map[2][12] = {
+	{ 0, 0, 2, 3, 2, 3, 0, 0, 0, 0, 0, 1 },
+	{ 0, 0, 1, 3, 0, 2, 1, 3, 0, 2, 1, 3 }
+};
+
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	int irq = 0;
+
+	if (dev->bus->number < 2 && PCI_SLOT(dev->devfn) < 12) {
+		irq = irq_map[dev->bus->number][PCI_SLOT(dev->devfn)];
+	}
+	return irq + GROUP4_IRQ_BASE + 4;
+}
+
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/pci/ops-rc32434.c b/target/linux/rb532/files-2.6.23/arch/mips/pci/ops-rc32434.c
new file mode 100644
index 0000000000..b90ab1d129
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/pci/ops-rc32434.c
@@ -0,0 +1,218 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     pci_ops for IDT EB434 board
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *  Copyright 2006 Felix Fietkau <nbd@openwrt.org>
+ *         
+ *  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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ * 
+ *
+ **************************************************************************
+ */
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/types.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/io.h>
+
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/pci.h> 
+
+#define PCI_ACCESS_READ  0
+#define PCI_ACCESS_WRITE 1
+
+
+#define PCI_CFG_SET(bus,slot,func,off) \
+	(rc32434_pci->pcicfga = (0x80000000 | \
+				((bus) << 16) | ((slot)<<11) | \
+				((func)<<8) | (off)))
+
+static inline int config_access(unsigned char access_type, struct pci_bus *bus,
+                         unsigned int devfn, unsigned char where,
+                         u32 * data)
+{ 
+	unsigned int slot = PCI_SLOT(devfn);
+	u8 func = PCI_FUNC(devfn);
+	
+	/* Setup address */
+	PCI_CFG_SET(bus->number, slot, func, where);
+	rc32434_sync();
+	
+	if (access_type == PCI_ACCESS_WRITE)
+		rc32434_pci->pcicfgd = *data;
+	else
+		*data = rc32434_pci->pcicfgd;
+	
+	rc32434_sync();
+	
+	return 0;
+}
+
+
+/*
+ * We can't address 8 and 16 bit words directly.  Instead we have to
+ * read/write a 32bit word and mask/modify the data we actually want.
+ */
+static int read_config_byte(struct pci_bus *bus, unsigned int devfn,
+                            int where, u8 * val)
+{
+	u32 data;
+	int ret;
+	
+	ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
+	*val = (data >> ((where & 3) << 3)) & 0xff;
+	return ret;
+}
+
+static int read_config_word(struct pci_bus *bus, unsigned int devfn,
+                            int where, u16 * val)
+{
+	u32 data;
+	int ret;
+	
+	ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
+	*val = (data >> ((where & 3) << 3)) & 0xffff;
+	return ret;
+}
+
+static int read_config_dword(struct pci_bus *bus, unsigned int devfn,
+                             int where, u32 * val)
+{
+	int ret;
+	int delay = 1;
+
+	if (bus->number == 0 && PCI_SLOT(devfn) > 21)
+		return 0;
+
+retry:
+	ret = config_access(PCI_ACCESS_READ, bus, devfn, where, val);
+	
+	/* PCI scan: check for invalid values, device may not have
+	 * finished initializing */
+
+	if (where == PCI_VENDOR_ID) {
+		if (ret == 0xffffffff || ret == 0x00000000 ||
+			ret == 0x0000ffff || ret == 0xffff0000) {
+
+			if (delay > 4)
+				return 0;
+
+			delay *= 2;
+			msleep(delay);
+			goto retry;
+		}
+	}
+	
+	return ret;
+}
+
+static int
+write_config_byte(struct pci_bus *bus, unsigned int devfn, int where,
+                  u8 val)
+{
+	u32 data = 0;
+	
+	if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
+		return -1;
+	
+	data = (data & ~(0xff << ((where & 3) << 3))) |
+		(val << ((where & 3) << 3));
+	
+	if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
+		return -1;
+	
+	return PCIBIOS_SUCCESSFUL;
+}
+
+
+static int
+write_config_word(struct pci_bus *bus, unsigned int devfn, int where,
+                  u16 val)
+{
+	u32 data = 0;
+	
+	if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
+		return -1;
+	
+	data = (data & ~(0xffff << ((where & 3) << 3))) |
+		(val << ((where & 3) << 3));
+	
+	if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
+		return -1;
+	
+	
+	return PCIBIOS_SUCCESSFUL;
+}
+
+
+static int 
+write_config_dword(struct pci_bus *bus, unsigned int devfn, int where,
+                   u32 val)
+{
+	if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &val))
+		return -1;
+	
+	return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_config_read(struct pci_bus *bus, unsigned int devfn,
+			   int where, int size, u32 * val)
+{
+	switch (size) {
+	case 1: 
+		return read_config_byte(bus, devfn, where, (u8 *) val);
+	case 2: 
+		return read_config_word(bus, devfn, where, (u16 *) val);
+	default:
+		return read_config_dword(bus, devfn, where, val);
+	}
+}
+
+static int pci_config_write(struct pci_bus *bus, unsigned int devfn,
+			    int where, int size, u32 val)
+{
+	switch (size) {
+	case 1: 
+		return write_config_byte(bus, devfn, where, (u8) val);
+	case 2: 
+		return write_config_word(bus, devfn, where, (u16) val);
+	default:
+		return write_config_dword(bus, devfn, where, val);
+	}
+}
+
+struct pci_ops rc32434_pci_ops = {
+	.read =  pci_config_read,
+	.write = pci_config_write,
+};
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/pci/pci-rc32434.c b/target/linux/rb532/files-2.6.23/arch/mips/pci/pci-rc32434.c
new file mode 100644
index 0000000000..9ae596c223
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/pci/pci-rc32434.c
@@ -0,0 +1,236 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     PCI initialization for IDT EB434 board
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ *
+ *
+ **************************************************************************
+ */
+
+#include <linux/autoconf.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/pci.h>
+
+#define PCI_ACCESS_READ  0
+#define PCI_ACCESS_WRITE 1
+
+/* define an unsigned array for the PCI registers */
+unsigned int korinaCnfgRegs[25] = {
+	KORINA_CNFG1,	 KORINA_CNFG2,  KORINA_CNFG3,  KORINA_CNFG4,
+	KORINA_CNFG5,	 KORINA_CNFG6,  KORINA_CNFG7,  KORINA_CNFG8,
+	KORINA_CNFG9,	 KORINA_CNFG10, KORINA_CNFG11, KORINA_CNFG12,
+	KORINA_CNFG13, KORINA_CNFG14, KORINA_CNFG15, KORINA_CNFG16,
+	KORINA_CNFG17, KORINA_CNFG18, KORINA_CNFG19, KORINA_CNFG20,
+	KORINA_CNFG21, KORINA_CNFG22, KORINA_CNFG23, KORINA_CNFG24
+};
+static struct resource rc32434_res_pci_mem1;
+static struct resource rc32434_res_pci_mem2;
+
+static struct resource rc32434_res_pci_mem1 = {
+	.name = "PCI MEM1",
+	.start = 0x50000000,
+	.end = 0x5FFFFFFF,
+	.flags = IORESOURCE_MEM,
+	.parent = &rc32434_res_pci_mem1,
+	.sibling = NULL,
+	.child = &rc32434_res_pci_mem2
+};
+
+static struct resource rc32434_res_pci_mem2 = {
+	.name = "PCI Mem2",
+	.start = 0x60000000,
+	.end = 0x6FFFFFFF,
+	.flags = IORESOURCE_MEM,
+	.parent = &rc32434_res_pci_mem1,
+	.sibling = NULL,
+	.child = NULL
+};
+
+static struct resource rc32434_res_pci_io1 = {
+	.name = "PCI I/O1",
+	.start = 0x18800000,
+	.end = 0x188FFFFF,
+	.flags = IORESOURCE_IO,
+};
+
+extern struct pci_ops rc32434_pci_ops;
+
+#define PCI_MEM1_START	PCI_ADDR_START
+#define PCI_MEM1_END	PCI_ADDR_START + CPUTOPCI_MEM_WIN - 1
+#define PCI_MEM2_START	PCI_ADDR_START + CPUTOPCI_MEM_WIN
+#define PCI_MEM2_END	PCI_ADDR_START + ( 2* CPUTOPCI_MEM_WIN)  - 1
+#define PCI_IO1_START	PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN)
+#define PCI_IO1_END 	PCI_ADDR_START + (2* CPUTOPCI_MEM_WIN) + CPUTOPCI_IO_WIN -1
+#define PCI_IO2_START	PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN) + CPUTOPCI_IO_WIN
+#define PCI_IO2_END 	PCI_ADDR_START + (2* CPUTOPCI_MEM_WIN) + (2 * CPUTOPCI_IO_WIN) -1
+
+
+struct pci_controller rc32434_controller2;
+
+struct pci_controller rc32434_controller = {
+	.pci_ops 	= &rc32434_pci_ops,
+	.mem_resource 	= &rc32434_res_pci_mem1,
+	.io_resource 	= &rc32434_res_pci_io1,
+	.mem_offset     = 0,
+	.io_offset      = 0,
+
+};
+
+#ifdef __MIPSEB__
+#define PCI_ENDIAN_FLAG PCILBAC_sb_m
+#else
+#define PCI_ENDIAN_FLAG 0
+#endif
+
+static int __init rc32434_pcibridge_init(void)
+{
+	unsigned int pcicValue, pcicData = 0;
+	unsigned int dummyRead, pciCntlVal;
+	int loopCount;
+	unsigned int pciConfigAddr;
+
+	pcicValue = rc32434_pci->pcic;
+	pcicValue = (pcicValue >> PCIM_SHFT) & PCIM_BIT_LEN;
+	if (!((pcicValue == PCIM_H_EA) ||
+		 (pcicValue == PCIM_H_IA_FIX) ||
+		(pcicValue == PCIM_H_IA_RR))) {
+		printk("PCI init error!!!\n");
+		/* Not in Host Mode, return ERROR */
+		return -1;
+	}
+	/* Enables the Idle Grant mode, Arbiter Parking */
+	pcicData |=(PCIC_igm_m|PCIC_eap_m|PCIC_en_m);
+	rc32434_pci->pcic = pcicData; /* Enable the PCI bus Interface */
+	/* Zero out the PCI status & PCI Status Mask */
+	for(;;)
+	{
+	   pcicData = rc32434_pci->pcis;
+	   if (!(pcicData & PCIS_rip_m))
+		    break;
+	}
+
+	rc32434_pci->pcis = 0;
+	rc32434_pci->pcism = 0xFFFFFFFF;
+	/* Zero out the PCI decoupled registers */
+	rc32434_pci->pcidac=0; /* disable PCI decoupled accesses at initialization */
+	rc32434_pci->pcidas=0; /* clear the status */
+	rc32434_pci->pcidasm=0x0000007F; /* Mask all the interrupts */
+	/* Mask PCI Messaging Interrupts */
+	rc32434_pci_msg->pciiic = 0;
+	rc32434_pci_msg->pciiim = 0xFFFFFFFF;
+	rc32434_pci_msg->pciioic = 0;
+	rc32434_pci_msg->pciioim = 0;
+
+
+	/* Setup PCILB0 as Memory Window */
+	rc32434_pci->pcilba[0].a = (unsigned int) (PCI_ADDR_START);
+
+	/* setup the PCI map address as same as the local address */
+
+	rc32434_pci->pcilba[0].m = (unsigned int) (PCI_ADDR_START);
+
+
+	/* Setup PCILBA1 as MEM */
+	rc32434_pci->pcilba[0].c = ( ((SIZE_256MB & 0x1f) << PCILBAC_size_b) | PCI_ENDIAN_FLAG);
+	dummyRead = rc32434_pci->pcilba[0].c; /* flush the CPU write Buffers */
+	rc32434_pci->pcilba[1].a = 0x60000000;
+	rc32434_pci->pcilba[1].m = 0x60000000;
+
+	/* setup PCILBA2 as IO Window*/
+	rc32434_pci->pcilba[1].c = (((SIZE_256MB & 0x1f) << PCILBAC_size_b )| PCI_ENDIAN_FLAG);
+	dummyRead = rc32434_pci->pcilba[1].c; /* flush the CPU write Buffers */
+	rc32434_pci->pcilba[2].a = 0x18C00000;
+	rc32434_pci->pcilba[2].m = 0x18FFFFFF;
+
+	/* setup PCILBA2 as IO Window*/
+	rc32434_pci->pcilba[2].c = (((SIZE_4MB & 0x1f) << PCILBAC_size_b) | PCI_ENDIAN_FLAG );
+	dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
+
+	/* Setup PCILBA3 as IO Window */
+	rc32434_pci->pcilba[3].a = 0x18800000;
+	rc32434_pci->pcilba[3].m = 0x18800000;
+	rc32434_pci->pcilba[3].c = ( (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m) | PCI_ENDIAN_FLAG);
+	dummyRead = rc32434_pci->pcilba[3].c; /* flush the CPU write Buffers */
+
+	pciConfigAddr=(unsigned int)(0x80000004);
+	for(loopCount=0;loopCount<24;loopCount++){
+		rc32434_pci->pcicfga=pciConfigAddr;
+		dummyRead=rc32434_pci->pcicfga;
+		rc32434_pci->pcicfgd = korinaCnfgRegs[loopCount];
+		dummyRead=rc32434_pci->pcicfgd;
+		pciConfigAddr += 4;
+	}
+	rc32434_pci->pcitc = (unsigned int)((PCITC_RTIMER_VAL&0xff) << PCITC_rtimer_b)
+		| ((PCITC_DTIMER_VAL&0xff) << PCITC_dtimer_b);
+
+	pciCntlVal=rc32434_pci->pcic;
+	pciCntlVal &=~(PCIC_tnr_m);
+	rc32434_pci->pcic = pciCntlVal;
+	pciCntlVal=rc32434_pci->pcic;
+	return 0;
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+	if (PCI_SLOT(dev->devfn) == 6 && dev->bus->number == 0) {
+		/* disable prefetched memory range */
+		pci_write_config_word(dev, PCI_PREF_MEMORY_LIMIT, 0);
+		pci_write_config_word(dev, PCI_PREF_MEMORY_BASE, 0x10);
+
+		pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 4);
+	}
+	return 0;
+}
+
+static int __init rc32434_pci_init(void)
+{
+	printk("PCI: Initializing PCI\n");
+
+	ioport_resource.start = rc32434_res_pci_io1.start;
+	ioport_resource.end = rc32434_res_pci_io1.end;
+
+	rc32434_pcibridge_init();
+
+	register_pci_controller(&rc32434_controller);
+	rc32434_sync();
+
+	return 0;
+}
+
+arch_initcall(rc32434_pci_init);
+
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/Makefile b/target/linux/rb532/files-2.6.23/arch/mips/rb500/Makefile
new file mode 100644
index 0000000000..d3ae3d9122
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for the RB500 board specific parts of the kernel
+#
+
+obj-y	 += irq.o time.o setup.o serial.o prom.o gpio.o devices.o
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/devices.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/devices.c
new file mode 100644
index 0000000000..6372737de7
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/devices.c
@@ -0,0 +1,338 @@
+/*
+ *  RouterBoard 500 Platform devices
+ *
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ *  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.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/ctype.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+
+#include <asm/bootinfo.h>
+
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/dma.h>
+#include <asm/rc32434/dma_v.h>
+#include <asm/rc32434/eth.h>
+#include <asm/rc32434/rb.h>
+
+#define ETH0_DMA_RX_IRQ   	GROUP1_IRQ_BASE + 0
+#define ETH0_DMA_TX_IRQ   	GROUP1_IRQ_BASE + 1
+#define ETH0_RX_OVR_IRQ   	GROUP3_IRQ_BASE + 9
+#define ETH0_TX_UND_IRQ   	GROUP3_IRQ_BASE + 10
+
+#define ETH0_RX_DMA_ADDR  (DMA0_PhysicalAddress + 0*DMA_CHAN_OFFSET)
+#define ETH0_TX_DMA_ADDR  (DMA0_PhysicalAddress + 1*DMA_CHAN_OFFSET)
+
+/* NAND definitions */
+#define MEM32(x) *((volatile unsigned *) (x))
+
+#define GPIO_RDY (1 << 0x08)
+#define GPIO_WPX (1 << 0x09)
+#define GPIO_ALE (1 << 0x0a)
+#define GPIO_CLE (1 << 0x0b)
+
+extern char* board_type;
+
+static struct resource korina_dev0_res[] = {
+	{
+		.name = "korina_regs",
+		.start = ETH0_PhysicalAddress,
+		.end = ETH0_PhysicalAddress + sizeof(ETH_t),
+		.flags = IORESOURCE_MEM,
+	 }, {
+		.name = "korina_rx",
+		.start = ETH0_DMA_RX_IRQ,
+		.end = ETH0_DMA_RX_IRQ,
+		.flags = IORESOURCE_IRQ
+	}, {
+		.name = "korina_tx",
+		.start = ETH0_DMA_TX_IRQ,
+		.end = ETH0_DMA_TX_IRQ,
+		.flags = IORESOURCE_IRQ
+	}, {
+		.name = "korina_ovr",
+		.start = ETH0_RX_OVR_IRQ,
+		.end = ETH0_RX_OVR_IRQ,
+		.flags = IORESOURCE_IRQ
+	}, {
+		.name = "korina_und",
+		.start = ETH0_TX_UND_IRQ,
+		.end = ETH0_TX_UND_IRQ,
+		.flags = IORESOURCE_IRQ
+	}, {
+		.name = "korina_dma_rx",
+		.start = ETH0_RX_DMA_ADDR,
+		.end = ETH0_RX_DMA_ADDR + DMA_CHAN_OFFSET - 1,
+		.flags = IORESOURCE_MEM,
+	 }, {
+		.name = "korina_dma_tx",
+		.start = ETH0_TX_DMA_ADDR,
+		.end = ETH0_TX_DMA_ADDR + DMA_CHAN_OFFSET - 1,
+		.flags = IORESOURCE_MEM,
+	 }
+};
+
+static struct korina_device korina_dev0_data = {
+	.name = "korina0",
+	.mac = {0xde, 0xca, 0xff, 0xc0, 0xff, 0xee}
+};
+
+static struct platform_device korina_dev0 = {
+	.id = 0,
+	.name = "korina",
+	.dev.platform_data = &korina_dev0_data,
+	.resource = korina_dev0_res,
+	.num_resources = ARRAY_SIZE(korina_dev0_res),
+};
+
+#define CF_GPIO_NUM 13
+
+static struct resource cf_slot0_res[] = {
+	{
+		.name = "cf_membase",
+		.flags = IORESOURCE_MEM
+	}, {
+		.name = "cf_irq",
+		.start = (8 + 4 * 32 + CF_GPIO_NUM),	/* 149 */
+		.end = (8 + 4 * 32 + CF_GPIO_NUM),
+		.flags = IORESOURCE_IRQ
+	}
+};
+
+static struct cf_device cf_slot0_data = {
+	.gpio_pin = 13
+};
+
+static struct platform_device cf_slot0 = {
+	.id = 0,
+	.name = "rb500-cf",
+	.dev.platform_data = &cf_slot0_data,
+	.resource = cf_slot0_res,
+	.num_resources = ARRAY_SIZE(cf_slot0_res),
+};
+
+/* Resources and device for NAND.  There is no data needed and no irqs, so just define the memory used. */
+
+/*
+ * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
+ * will not be able to find the kernel that we load.  So set the oobinfo
+ * when creating the partitions
+ */
+static struct nand_ecclayout rb500_nand_ecclayout = {
+	.eccbytes	= 6,
+	.eccpos		= { 8, 9, 10, 13, 14, 15 },
+	.oobavail	= 9,
+	.oobfree	= { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
+};
+
+int rb500_dev_ready(struct mtd_info *mtd)
+{
+        return MEM32(IDT434_REG_BASE + GPIOD) & GPIO_RDY;
+}
+
+void rb500_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
+{
+        struct nand_chip *chip = mtd->priv;
+        unsigned char orbits, nandbits;
+
+        if (ctrl & NAND_CTRL_CHANGE) {
+
+                orbits = (ctrl & NAND_CLE) << 1;
+                orbits |= (ctrl & NAND_ALE) >> 1;
+
+                nandbits = (~ctrl & NAND_CLE) << 1;
+                nandbits |= (~ctrl & NAND_ALE) >> 1;
+
+                changeLatchU5(orbits, nandbits);
+        }
+        if (cmd != NAND_CMD_NONE)
+                writeb(cmd, chip->IO_ADDR_W);
+}
+
+static struct resource nand_slot0_res[] = {
+	[0] = {
+		.name = "nand_membase",
+		.flags = IORESOURCE_MEM
+	}
+};
+
+struct platform_nand_data rb500_nand_data = {
+	.ctrl.dev_ready = rb500_dev_ready,
+	.ctrl.cmd_ctrl	= rb500_cmd_ctrl,
+};
+
+static struct platform_device nand_slot0 = {
+	.name = "gen_nand",
+	.id = -1,
+	.resource = nand_slot0_res,
+	.num_resources = ARRAY_SIZE(nand_slot0_res),
+	.dev.platform_data = &rb500_nand_data,
+};
+
+static struct mtd_partition rb500_partition_info[] = {
+	{
+		.name = "Routerboard NAND boot",
+		.offset = 0,
+		.size = 4 * 1024 * 1024,
+	}, {
+		.name = "rootfs",
+		.offset = MTDPART_OFS_NXTBLK,
+		.size = MTDPART_SIZ_FULL,
+	}
+};
+
+static struct platform_device rb500_led = {
+	.name = "rb500-led",
+	.id = 0,
+};
+
+static struct gpio_keys_button rb500_gpio_btn[] = {
+	{
+		.gpio = 1,
+		.code = BTN_0,
+		.desc = "S1",
+		.active_low = 1,
+	}
+};
+
+static struct gpio_keys_platform_data rb500_gpio_btn_data = {
+	.buttons = rb500_gpio_btn,
+	.nbuttons = ARRAY_SIZE(rb500_gpio_btn),
+};
+
+static struct platform_device rb500_button = {
+	.name 	= "gpio-keys",
+	.id	= -1,
+	.dev	= {
+		.platform_data = &rb500_gpio_btn_data,
+	}
+};
+
+static struct platform_device *rb500_devs[] = {
+	&korina_dev0,
+	&nand_slot0,
+	&cf_slot0,
+	&rb500_led,
+	&rb500_button
+};
+
+static void __init parse_mac_addr(char *macstr)
+{
+	int i, j;
+	unsigned char result, value;
+
+	for (i = 0; i < 6; i++) {
+		result = 0;
+
+		if (i != 5 && *(macstr + 2) != ':')
+			return;
+
+		for (j = 0; j < 2; j++) {
+			if (isxdigit(*macstr)
+			    && (value =
+				isdigit(*macstr) ? *macstr -
+				'0' : toupper(*macstr) - 'A' + 10) < 16) {
+				result = result * 16 + value;
+				macstr++;
+			} else
+				return;
+		}
+
+		macstr++;
+		korina_dev0_data.mac[i] = result;
+	}
+}
+
+
+/* DEVICE CONTROLLER 1 */
+#define CFG_DC_DEV1 (void*)0xb8010010
+#define CFG_DC_DEV2 (void*)0xb8010020
+#define CFG_DC_DEVBASE    0x0
+#define CFG_DC_DEVMASK    0x4
+#define CFG_DC_DEVC       0x8
+#define CFG_DC_DEVTC      0xC
+
+/* NAND definitions */
+#define NAND_CHIP_DELAY	25
+
+static int rb500_nand_fixup(struct mtd_info *mtd)
+{
+	struct nand_chip *chip = mtd->priv;
+
+	if (mtd->writesize == 512)
+		chip->ecc.layout = &rb500_nand_ecclayout;
+
+	return 0;
+}
+
+static void __init rb500_nand_setup(void)
+{
+	switch (mips_machtype) {
+	case MACH_MIKROTIK_RB532A:
+		changeLatchU5(LO_FOFF | LO_CEX, LO_ULED | LO_ALE | LO_CLE | LO_WPX);
+		break;
+	default:
+		changeLatchU5(LO_WPX | LO_FOFF | LO_CEX, LO_ULED | LO_ALE | LO_CLE);
+		break;
+	}
+
+	/* Setup NAND specific settings */
+	rb500_nand_data.chip.nr_chips = 1;
+	rb500_nand_data.chip.nr_partitions = ARRAY_SIZE(rb500_partition_info);
+	rb500_nand_data.chip.partitions = rb500_partition_info;
+	rb500_nand_data.chip.chip_delay = NAND_CHIP_DELAY;
+	rb500_nand_data.chip.options = NAND_NO_AUTOINCR;
+
+	rb500_nand_data.chip.chip_fixup = &rb500_nand_fixup;
+}
+
+
+static int __init plat_setup_devices(void)
+{
+	/* Look for the CF card reader */
+	if (!readl(CFG_DC_DEV1 + CFG_DC_DEVMASK))
+		rb500_devs[1] = NULL;
+	else {
+		cf_slot0_res[0].start =
+		    readl(CFG_DC_DEV1 + CFG_DC_DEVBASE);
+		cf_slot0_res[0].end = cf_slot0_res[0].start + 0x1000;
+	}
+
+	/* Read the NAND resources from the device controller */
+	nand_slot0_res[0].start = readl(CFG_DC_DEV2 + CFG_DC_DEVBASE);
+	nand_slot0_res[0].end = nand_slot0_res[0].start + 0x1000;
+
+	/* Initialise the NAND device */
+	rb500_nand_setup();
+
+	return platform_add_devices(rb500_devs, ARRAY_SIZE(rb500_devs));
+}
+
+static int __init setup_kmac(char *s)
+{
+	printk("korina mac = %s\n", s);
+	parse_mac_addr(s);
+	return 0;
+}
+
+__setup("kmac=", setup_kmac);
+
+arch_initcall(plat_setup_devices);
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/gpio.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/gpio.c
new file mode 100644
index 0000000000..6c92a8fe56
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/gpio.c
@@ -0,0 +1,198 @@
+/*
+ *  Miscellaneous functions for IDT EB434 board
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *  Copyright 2006 Phil Sutter <n0-1@freewrt.org>
+ *  Copyright 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/spinlock.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include <asm/addrspace.h>
+#include <asm/gpio.h>
+
+#include <asm/rc32434/rb.h>
+
+#define GPIO_BADDR  0x18050000
+
+static volatile unsigned char *devCtl3Base;
+static unsigned char latchU5State;
+static spinlock_t clu5Lock = SPIN_LOCK_UNLOCKED;
+
+struct rb500_gpio_reg __iomem *rb500_gpio_reg0;
+EXPORT_SYMBOL(rb500_gpio_reg0);
+
+static struct resource rb500_gpio_reg0_res[] = {
+	{
+		.name 	= "gpio_reg0",
+		.start 	= GPIO_BADDR,
+		.end 	= GPIO_BADDR + sizeof(struct rb500_gpio_reg),
+		.flags 	= IORESOURCE_MEM,
+	}
+};
+
+void set434Reg(unsigned regOffs, unsigned bit, unsigned len, unsigned val)
+{
+	unsigned flags, data;
+	unsigned i = 0;
+
+	spin_lock_irqsave(&clu5Lock, flags);
+	data = *(volatile unsigned *) (IDT434_REG_BASE + regOffs);
+	for (i = 0; i != len; ++i) {
+		if (val & (1 << i))
+			data |= (1 << (i + bit));
+		else
+			data &= ~(1 << (i + bit));
+	}
+	*(volatile unsigned *) (IDT434_REG_BASE + regOffs) = data;
+	spin_unlock_irqrestore(&clu5Lock, flags);
+}
+EXPORT_SYMBOL(set434Reg);
+
+void changeLatchU5(unsigned char orMask, unsigned char nandMask)
+{
+	unsigned flags;
+
+	spin_lock_irqsave(&clu5Lock, flags);
+	latchU5State = (latchU5State | orMask) & ~nandMask;
+	if (!devCtl3Base)
+		devCtl3Base = (volatile unsigned char *)
+		    KSEG1ADDR(*(volatile unsigned *)
+			      KSEG1ADDR(0x18010030));
+	*devCtl3Base = latchU5State;
+	spin_unlock_irqrestore(&clu5Lock, flags);
+}
+EXPORT_SYMBOL(changeLatchU5);
+
+unsigned char getLatchU5State(void)
+{
+	return latchU5State;
+}
+EXPORT_SYMBOL(getLatchU5State);
+
+int rb500_gpio_get_value(unsigned gpio)
+{
+	return readl(&rb500_gpio_reg0->gpiod) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_value);
+
+void rb500_gpio_set_value(unsigned gpio, int value)
+{
+	unsigned tmp;
+
+	tmp = readl(&rb500_gpio_reg0->gpiod) & ~(1 << gpio);
+	if (value)
+		tmp |= 1 << gpio;
+
+	writel(tmp, (void *)&rb500_gpio_reg0->gpiod);
+}
+EXPORT_SYMBOL(rb500_gpio_set_value);
+
+int rb500_gpio_direction_input(unsigned gpio)
+{
+	writel(readl(&rb500_gpio_reg0->gpiocfg) & ~(1 << gpio), (void *)&rb500_gpio_reg0->gpiocfg);
+
+	return 0;
+}
+EXPORT_SYMBOL(rb500_gpio_direction_input);
+
+int rb500_gpio_direction_output(unsigned gpio, int value)
+{
+	gpio_set_value(gpio, value);
+	writel(readl(&rb500_gpio_reg0->gpiocfg) | (1 << gpio), (void *)&rb500_gpio_reg0->gpiocfg);
+
+	return 0;
+}
+EXPORT_SYMBOL(rb500_gpio_direction_output);
+
+void rb500_gpio_set_int_level(unsigned gpio, int value)
+{
+	unsigned tmp;
+
+	tmp = readl(&rb500_gpio_reg0->gpioilevel) & ~(1 << gpio);
+	if (value)
+		tmp |= 1 << gpio;
+	writel(tmp, (void *)&rb500_gpio_reg0->gpioilevel);
+}
+EXPORT_SYMBOL(rb500_gpio_set_int_level);
+
+int rb500_gpio_get_int_level(unsigned gpio)
+{
+	return readl(&rb500_gpio_reg0->gpioilevel) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_int_level);
+
+void rb500_gpio_set_int_status(unsigned gpio, int value)
+{
+	unsigned tmp;
+
+	tmp = readl(&rb500_gpio_reg0->gpioistat);
+	if (value)
+		tmp |= 1 << gpio;
+	writel(tmp, (void *)&rb500_gpio_reg0->gpioistat);
+}
+EXPORT_SYMBOL(rb500_gpio_set_int_status);
+
+int rb500_gpio_get_int_status(unsigned gpio)
+{
+	return readl(&rb500_gpio_reg0->gpioistat) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_int_status);
+
+void rb500_gpio_set_func(unsigned gpio, int value)
+{
+        unsigned tmp;
+
+        tmp = readl(&rb500_gpio_reg0->gpiofunc);
+        if (value)
+                tmp |= 1 << gpio;
+        writel(tmp, (void *)&rb500_gpio_reg0->gpiofunc);
+}
+EXPORT_SYMBOL(rb500_gpio_set_func);
+
+int rb500_gpio_get_func(unsigned gpio)
+{
+        return readl(&rb500_gpio_reg0->gpiofunc) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_func);
+
+int __init rb500_gpio_init(void)
+{
+	rb500_gpio_reg0 = ioremap_nocache(rb500_gpio_reg0_res[0].start,
+				rb500_gpio_reg0_res[0].end -
+				rb500_gpio_reg0_res[0].start);
+
+	if (!rb500_gpio_reg0) {
+		printk(KERN_ERR "rb500: cannot remap GPIO register 0\n");
+		return -ENXIO;
+	}
+
+	return 0;
+}
+arch_initcall(rb500_gpio_init);
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/irq.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/irq.c
new file mode 100644
index 0000000000..5a4d349d49
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/irq.c
@@ -0,0 +1,265 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	RC32434 interrupt routines.
+ *
+ * Copyright 2002 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc.
+ *		stevel@mvista.com or source@mvista.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  SOFTWARE  IS PROVIDED	  ``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 AUTHOR  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.
+ *
+ *  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.
+ */
+
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/module.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/timex.h>
+#include <linux/slab.h>
+#include <linux/random.h>
+#include <linux/delay.h>
+
+#include <asm/bitops.h>
+#include <asm/bootinfo.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/time.h>
+#include <asm/mipsregs.h>
+#include <asm/system.h>
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/gpio.h>
+
+extern void set_debug_traps(void);
+extern irq_cpustat_t irq_stat [NR_CPUS];
+unsigned int local_bh_count[NR_CPUS];
+unsigned int local_irq_count[NR_CPUS];
+
+static unsigned int startup_irq(unsigned int irq);
+static void rb500_end_irq(unsigned int irq_nr);
+static void mask_and_ack_irq(unsigned int irq_nr);
+static void rb500_enable_irq(unsigned int irq_nr);
+static void rb500_disable_irq(unsigned int irq_nr);
+
+extern void __init init_generic_irq(void);
+extern struct rb500_gpio_reg __iomem *rb500_gpio_reg0;
+
+typedef struct {
+  u32 mask;       /* mask of valid bits in pending/mask registers */
+  volatile u32 *base_addr;
+} intr_group_t;
+
+#define RC32434_NR_IRQS  (GROUP4_IRQ_BASE + 32)
+
+#if (NR_IRQS < RC32434_NR_IRQS)
+#error Too little irqs defined. Did you override <asm/irq.h> ?
+#endif
+
+static const intr_group_t intr_group[NUM_INTR_GROUPS] = {
+  { 0x0000efff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 0 * IC_GROUP_OFFSET) },
+  { 0x00001fff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 1 * IC_GROUP_OFFSET) },
+  { 0x00000007, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 2 * IC_GROUP_OFFSET) },
+  { 0x0003ffff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 3 * IC_GROUP_OFFSET) },
+  { 0xffffffff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 4 * IC_GROUP_OFFSET) }
+};
+
+#define READ_PEND(base) (*(base))
+#define READ_MASK(base) (*(base + 2))
+#define WRITE_MASK(base, val) (*(base + 2) = (val))
+
+static inline int irq_to_group(unsigned int irq_nr)
+{
+  return ((irq_nr - GROUP0_IRQ_BASE) >> 5);
+}
+
+static inline int group_to_ip(unsigned int group)
+{
+  return group + 2;
+}
+
+static inline void enable_local_irq(unsigned int ip)
+{
+  int ipnum = 0x100 << ip;
+  clear_c0_cause(ipnum);
+  set_c0_status(ipnum);
+}
+
+static inline void disable_local_irq(unsigned int ip)
+{
+  int ipnum = 0x100 << ip;
+  clear_c0_status(ipnum);
+}
+
+static inline void ack_local_irq(unsigned int ip)
+{
+  int ipnum = 0x100 << ip;
+  clear_c0_cause(ipnum);
+}
+
+static void rb500_enable_irq(unsigned int irq_nr)
+{
+  int           ip = irq_nr - GROUP0_IRQ_BASE;
+  unsigned int  group, intr_bit;
+  volatile unsigned int  *addr;
+  
+  
+  if (ip < 0)
+    enable_local_irq(irq_nr);
+  else {
+    group = ip >> 5;
+ 
+    ip &= (1<<5)-1;
+    intr_bit = 1 << ip;
+ 
+    enable_local_irq(group_to_ip(group));
+    
+    addr = intr_group[group].base_addr;
+    WRITE_MASK(addr, READ_MASK(addr) & ~intr_bit);
+  }
+}
+
+static void rb500_disable_irq(unsigned int irq_nr)
+{
+  int           ip = irq_nr - GROUP0_IRQ_BASE;
+  unsigned int  group, intr_bit, mask;
+  volatile unsigned int  *addr;
+  
+  if (ip < 0) {
+	disable_local_irq(irq_nr);
+    }else{
+    group = ip >> 5;
+    
+    ip &= (1<<5) -1;
+    intr_bit = 1 << ip;
+    addr = intr_group[group].base_addr;
+    mask = READ_MASK(addr);
+    mask |= intr_bit;
+    WRITE_MASK(addr,mask);
+   
+    /*
+     * if there are no more interrupts enabled in this
+     * group, disable corresponding IP
+     */
+    if (mask == intr_group[group].mask)
+      disable_local_irq(group_to_ip(group));
+  }
+}
+
+static unsigned int startup_irq(unsigned int irq_nr)
+{
+  rb500_enable_irq(irq_nr);
+  return 0; 
+}
+
+static void shutdown_irq(unsigned int irq_nr)
+{
+  rb500_disable_irq(irq_nr);
+  return;
+}
+
+static void mask_and_ack_irq(unsigned int irq_nr)
+{
+  rb500_disable_irq(irq_nr);
+  ack_local_irq(group_to_ip(irq_to_group(irq_nr)));
+}
+
+static void rb500_end_irq(unsigned int irq_nr)
+{
+
+  int ip = irq_nr - GROUP0_IRQ_BASE;
+  unsigned int intr_bit, group;
+  volatile unsigned int *addr;
+
+	if ((irq_desc[irq_nr].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
+		printk("warning: end_irq %d did not enable (%x)\n", 
+			irq_nr, irq_desc[irq_nr].status);
+		return;
+	}
+	
+	if (ip < 0) {
+		enable_local_irq(irq_nr);
+	} else {
+		group = ip >> 5;
+	
+		ip &= (1 << 5) - 1;
+		intr_bit = 1 << ip;
+	
+		if (irq_nr >= GROUP4_IRQ_BASE && irq_nr <= (GROUP4_IRQ_BASE + 13)) {
+			rb500_gpio_reg0->gpioistat = rb500_gpio_reg0->gpioistat & ~intr_bit;
+		}
+	
+		enable_local_irq(group_to_ip(group));
+	
+		addr = intr_group[group].base_addr;
+		WRITE_MASK(addr, READ_MASK(addr) & ~intr_bit);
+	}
+}
+
+static struct hw_interrupt_type rc32434_irq_type = {
+  .typename = "RB500",
+  .startup = startup_irq,
+  .shutdown = shutdown_irq,
+  .enable = rb500_enable_irq,
+  .disable = rb500_disable_irq,
+  .ack = mask_and_ack_irq,
+  .end = rb500_end_irq,
+};
+
+
+void __init arch_init_irq(void)
+{
+	int i;
+
+	printk("Initializing IRQ's: %d out of %d\n", RC32434_NR_IRQS, NR_IRQS);
+	memset(irq_desc, 0, sizeof(irq_desc));
+  
+	for (i = 0; i < RC32434_NR_IRQS; i++) {
+		irq_desc[i].status = IRQ_DISABLED;
+		irq_desc[i].action = NULL;
+		irq_desc[i].depth = 1;
+		irq_desc[i].chip = &rc32434_irq_type;
+		spin_lock_init(&irq_desc[i].lock);
+	}
+}
+
+/* Main Interrupt dispatcher */
+asmlinkage void plat_irq_dispatch(void)
+{
+	unsigned int ip, pend, group;
+	volatile unsigned int *addr;
+	unsigned int cp0_cause = read_c0_cause() & read_c0_status();
+
+	if (cp0_cause & CAUSEF_IP7) {
+		ll_timer_interrupt(7);
+	} else if ((ip = (cp0_cause & 0x7c00))) {
+		group = 21 - rc32434_clz(ip);
+
+		addr = intr_group[group].base_addr;
+
+		pend = READ_PEND(addr);
+		pend &= ~READ_MASK(addr); // only unmasked interrupts
+		pend = 39 - rc32434_clz(pend);
+		do_IRQ((group << 5) + pend);
+	}
+}
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/prom.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/prom.c
new file mode 100644
index 0000000000..b10172fb51
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/prom.c
@@ -0,0 +1,178 @@
+/*
+* prom.c
+**********************************************************************
+* P . Sadik Oct 10, 2003
+*
+* Started change log
+* idt_cpu_freq is make a kernel configuration parameter
+* idt_cpu_freq is exported so that other modules can use it.
+* Code cleanup
+**********************************************************************
+* P. Sadik Oct 20, 2003
+*
+* Removed NVRAM code from here, since they are already available under
+* nvram directory.
+* Added serial port initialisation.
+**********************************************************************
+**********************************************************************
+* P. Sadik Oct 30, 2003
+*
+* Added reset_cons_port
+**********************************************************************
+
+  P.Christeas, 2005-2006
+  Port to 2.6, add 2.6 cmdline parsing
+
+*/
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/string.h>
+#include <linux/console.h>
+#include <asm/bootinfo.h>
+#include <linux/bootmem.h>
+#include <linux/ioport.h>
+#include <linux/blkdev.h>
+#include <asm/rc32434/ddr.h>
+
+#define PROM_ENTRY(x)   (0xbfc00000+((x)*8))
+extern void __init setup_serial_port(void);
+
+unsigned int idt_cpu_freq = 132000000;
+EXPORT_SYMBOL(idt_cpu_freq);
+unsigned int gpio_bootup_state = 0;
+EXPORT_SYMBOL(gpio_bootup_state);
+
+char mips_mac_address[18] = "08:00:06:05:40:01";
+EXPORT_SYMBOL(mips_mac_address);
+
+/* what to append to cmdline when button is [not] pressed */
+#define GPIO_INIT_NOBUTTON ""
+#define GPIO_INIT_BUTTON   " 2"
+
+#ifdef CONFIG_MIKROTIK_RB500
+unsigned soft_reboot = 0;
+EXPORT_SYMBOL(soft_reboot);
+#endif
+
+#define SR_NMI			0x00180000      /* NMI */
+#define SERIAL_SPEED_ENTRY	0x00000001
+
+#ifdef CONFIG_REMOTE_DEBUG
+extern int remote_debug;
+#endif
+
+#define FREQ_TAG   "HZ="
+#define GPIO_TAG   "gpio="
+#define KMAC_TAG   "kmac="
+#define MEM_TAG	   "mem="
+#define BOARD_TAG  "board="
+#define IGNORE_CMDLINE_MEM 1
+#define DEBUG_DDR
+
+#define BOARD_RB532	"500"
+#define BOARD_RB532A	"500r5"
+
+void parse_soft_settings(unsigned *ptr, unsigned size);
+void parse_hard_settings(unsigned *ptr, unsigned size);
+
+void __init prom_setup_cmdline(void);
+
+void __init prom_init(void)
+{
+	DDR_t ddr = (DDR_t) DDR_VirtualAddress; /* define the pointer to the DDR registers */
+	phys_t memsize = 0-ddr->ddrmask;
+
+	/* this should be the very first message, even before serial is properly initialized */
+	prom_setup_cmdline();
+	setup_serial_port();
+
+	mips_machgroup = MACH_GROUP_MIKROTIK;
+	soft_reboot = read_c0_status() & SR_NMI;
+	pm_power_off = NULL;
+
+	/*
+	 * give all RAM to boot allocator,
+	 * except for the first 0x400 and the last 0x200 bytes
+	 */
+	add_memory_region(ddr->ddrbase + 0x400, memsize - 0x600, BOOT_MEM_RAM);
+}
+
+void __init prom_free_prom_memory(void)
+{
+	/* No prom memory to free */
+}
+
+static inline int match_tag(char *arg, const char *tag)
+{
+	return (strncmp(arg, tag, strlen(tag)) == 0);
+}
+
+static inline unsigned long tag2ul(char *arg, const char *tag)
+{
+	char *num = arg+strlen(tag);
+	return simple_strtoul(num, 0, 10);
+}
+
+extern char _image_cmdline;
+void __init prom_setup_cmdline(void){
+	char cmd_line[CL_SIZE];
+	char *cp;
+	int prom_argc;
+	char **prom_argv, **prom_envp;
+	int i;
+
+	prom_argc = fw_arg0;
+	prom_argv = (char **) fw_arg1;
+	prom_envp = (char **) fw_arg2;
+
+	cp=cmd_line;
+		/* Note: it is common that parameters start at argv[1] and not argv[0],
+		however, our elf loader starts at [0] */
+	for(i=0;i<prom_argc;i++){
+		if (match_tag(prom_argv[i], FREQ_TAG)) {
+			idt_cpu_freq = tag2ul(prom_argv[i], FREQ_TAG);
+			continue;
+		}
+#ifdef IGNORE_CMDLINE_MEM
+		/* parses out the "mem=xx" arg */
+		if (match_tag(prom_argv[i], MEM_TAG)) {
+			continue;
+		}
+#endif
+		if (i>0) *(cp++) = ' ';
+		if (match_tag(prom_argv[i], BOARD_TAG)) {
+			char *board = prom_argv[i] + strlen(BOARD_TAG);
+			if (match_tag(board, BOARD_RB532A))
+				mips_machtype = MACH_MIKROTIK_RB532A;
+			else
+				mips_machtype = MACH_MIKROTIK_RB532;
+		}
+
+		if (match_tag(prom_argv[i], GPIO_TAG)) {
+			gpio_bootup_state = tag2ul(prom_argv[i], GPIO_TAG);
+		}
+		strcpy(cp,prom_argv[i]);
+		cp+=strlen(prom_argv[i]);
+	}
+	*(cp++) = ' ';
+	strcpy(cp,(&_image_cmdline + 8));
+	cp += strlen(&_image_cmdline);
+
+	i=strlen(arcs_cmdline);
+	if (i>0){
+		*(cp++) = ' ';
+		strcpy(cp,arcs_cmdline);
+		cp+=strlen(arcs_cmdline);
+	}
+	if (gpio_bootup_state&0x02)
+		strcpy(cp,GPIO_INIT_NOBUTTON);
+	else
+		strcpy(cp,GPIO_INIT_BUTTON);
+	cmd_line[CL_SIZE-1] = '\0';
+
+	strcpy(arcs_cmdline,cmd_line);
+}
+
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/serial.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/serial.c
new file mode 100644
index 0000000000..25a03e0108
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/serial.c
@@ -0,0 +1,78 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     Serial port initialisation.
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ * 
+ *
+ **************************************************************************
+ */
+
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/tty.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_8250.h>
+
+#include <asm/time.h>
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/serial.h>
+#include <asm/rc32434/rc32434.h>
+
+extern unsigned int idt_cpu_freq;
+
+static struct uart_port serial_req = {
+	.type = PORT_16550A,
+	.line = 0,
+	.irq = RC32434_UART0_IRQ,
+	//.flags = STD_COM_FLAGS,
+	.iotype = UPIO_MEM,
+	.membase = (char *) KSEG1ADDR(RC32434_UART0_BASE),
+//	.fifosize = 14
+	.regshift = 2
+};
+
+int __init setup_serial_port(void)
+{
+	serial_req.uartclk = idt_cpu_freq;
+
+	if (early_serial_setup(&serial_req))
+		return -ENODEV;
+	
+	return(0);
+}
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/setup.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/setup.c
new file mode 100644
index 0000000000..2fda0e2ab1
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/setup.c
@@ -0,0 +1,81 @@
+/*
+ * setup.c - boot time setup code
+ */
+
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/irq.h>
+#include <linux/ioport.h>
+#include <linux/pm.h>
+#include <asm/bootinfo.h>
+#include <asm/mipsregs.h>
+#include <asm/pgtable.h>
+#include <asm/reboot.h>
+#include <asm/addrspace.h>     /* for KSEG1ADDR() */
+#include <asm/time.h>
+#include <asm/io.h>
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/pci.h>
+
+#ifdef CONFIG_PCI
+extern void rc32434_time_init(void);
+extern int __init rc32434_pcibridge_init(void);
+#endif
+
+#define epldMask ((volatile unsigned char *)0xB900000d)
+
+static void rb_machine_restart(char *command)
+{
+	/* just jump to the reset vector */
+	* (volatile unsigned *) KSEG1ADDR(0x18008000) = 0x80000001;
+	((void (*)(void))KSEG1ADDR(0x1FC00000u))();
+}
+
+static void rb_machine_halt(void)
+{
+	for(;;) continue;
+}
+
+#ifdef CONFIG_CPU_HAS_WB
+void (*__wbflush) (void);
+
+static void rb_write_buffer_flush(void)
+{
+	__asm__ __volatile__
+	    ("sync\n\t" "nop\n\t" "loop: bc0f loop\n\t" "nop\n\t");
+}
+#endif
+
+void __init plat_mem_setup(void)
+{
+	unsigned int pciCntlVal;
+
+	board_time_init = rc32434_time_init;
+
+#ifdef CONFIG_CPU_HAS_WB
+	__wbflush = rb_write_buffer_flush;
+#endif
+	_machine_restart = rb_machine_restart;
+	_machine_halt = rb_machine_halt;
+	/*_machine_power_off = rb_machine_power_halt;*/
+	pm_power_off = rb_machine_halt;
+
+	set_io_port_base(KSEG1);
+
+	pciCntlVal=rc32434_pci->pcic;
+	pciCntlVal &= 0xFFFFFF7;
+	rc32434_pci->pcic = pciCntlVal;
+
+#ifdef CONFIG_PCI
+	/* Enable PCI interrupts in EPLD Mask register */
+	*epldMask = 0x0;
+	*(epldMask + 1) = 0x0;
+#endif
+	write_c0_wired(0);
+}
+
+const char *get_system_type(void)
+{
+	return "MIPS RB500";
+}
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/time.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/time.c
new file mode 100644
index 0000000000..13320a6caf
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/arch/mips/rb500/time.c
@@ -0,0 +1,94 @@
+/*
+****************************************************************************
+* Carsten Langgaard, carstenl@mips.com
+* Copyright (C) 1999,2000 MIPS Technologies, Inc.  All rights reserved.
+*
+***************************************************************************
+*
+*  This program is free software; you can distribute it and/or modify it
+*  under the terms of the GNU General Public License (Version 2) as
+*  published by the Free Software Foundation.
+*
+*  This program is distributed in the hope 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.
+*
+****************************************************************************
+*
+* Setting up the clock on the MIPS boards.
+*
+****************************************************************************
+* P. Sadik Oct 10, 2003
+*
+* Started change log.
+* mips_counter_frequency is now calculated at run time, based on idt_cpu_freq.
+* Code cleanup
+****************************************************************************
+*/
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/sched.h>
+#include <linux/spinlock.h>
+#include <linux/mc146818rtc.h>
+#include <linux/irq.h>
+#include <linux/timex.h>
+
+#include <asm/irq_cpu.h>
+#include <asm/mipsregs.h>
+#include <asm/ptrace.h>
+#include <asm/debug.h>
+#include <asm/rc32434/rc32434.h>
+
+static unsigned long r4k_offset; /* Amount to incr compare reg each time */
+static unsigned long r4k_cur;    /* What counter should be at next timer irq */
+extern unsigned int mips_hpt_frequency;
+extern unsigned int idt_cpu_freq;
+
+/* 
+ * Figure out the r4k offset, the amount to increment the compare
+ * register for each time tick. There is no RTC available.
+ *
+ * The RC32434 counts at half the CPU *core* speed.
+ */
+static unsigned long __init cal_r4koff(void)
+{
+	mips_hpt_frequency = idt_cpu_freq * IDT_CLOCK_MULT / 2;
+	return (mips_hpt_frequency / HZ);
+}
+
+
+void __init rc32434_time_init(void)
+{
+	unsigned int est_freq, flags;
+
+	local_irq_save(flags);
+
+	printk("calculating r4koff... ");
+	r4k_offset = cal_r4koff();
+	printk("%08lx(%d)\n", r4k_offset, (int) r4k_offset);
+
+	est_freq = 2*r4k_offset*HZ;	
+	est_freq += 5000;	/* round */
+	est_freq -= est_freq%10000;
+	printk("CPU frequency %d.%02d MHz\n", est_freq/1000000, 
+	       (est_freq%1000000)*100/1000000);
+	local_irq_restore(flags);
+}
+
+void __init plat_timer_setup(struct irqaction *irq)
+{
+	/* we are using the cpu counter for timer interrupts */
+	setup_irq(MIPS_CPU_TIMER_IRQ, irq);
+
+	/* to generate the first timer interrupt */
+	r4k_cur = (read_c0_count() + r4k_offset);
+	write_c0_compare(r4k_cur);
+}
+
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/Makefile b/target/linux/rb532/files-2.6.23/drivers/block/rb500/Makefile
new file mode 100644
index 0000000000..3e14dc35bd
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/block/rb500/Makefile
@@ -0,0 +1,3 @@
+## Makefile for the RB532 CF port
+
+obj-y		+= bdev.o ata.o
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.c b/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.c
new file mode 100644
index 0000000000..31e6782fa4
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.c
@@ -0,0 +1,487 @@
+/* CF-mips driver
+   This is a block driver for the direct (mmaped) interface to the CF-slot,
+   found in Routerboard.com's RB532 board
+   See SDK provided from routerboard.com.
+   
+   Module adapted By P.Christeas <p_christeas@yahoo.com>, 2005-6.
+   Cleaned up and adapted to platform_device by Felix Fietkau <nbd@openwrt.org>
+
+   This work is redistributed under the terms of the GNU General Public License.
+*/
+
+#include <linux/kernel.h>	/* printk() */
+#include <linux/module.h>	/* module to be loadable */
+#include <linux/delay.h>
+#include <linux/sched.h>
+#include <linux/pci.h>
+#include <linux/ioport.h>	/* request_mem_region() */
+
+#include <asm/gpio.h>
+#include <asm/unaligned.h>		/* ioremap() */
+#include <asm/io.h>		/* ioremap() */
+#include <asm/rc32434/rb.h>
+
+#include "ata.h"
+
+#define REQUEST_MEM_REGION 0
+#define DEBUG 1
+
+#if DEBUG
+#define DEBUGP printk
+#else
+#define DEBUGP(format, args...)
+#endif
+
+#define SECS	1000000		/* unit for wait_not_busy() is 1us */
+
+unsigned cf_head = 0;
+unsigned cf_cyl = 0;
+unsigned cf_spt = 0;
+unsigned cf_sectors = 0;
+static unsigned cf_block_size = 1;
+static void *baddr = 0;
+
+#define DBUF32 ((volatile u32 *)((unsigned long)dev->baddr | ATA_DBUF_OFFSET))
+
+
+static void cf_do_tasklet(unsigned long dev_l);
+
+
+static inline void wareg(u8 val, unsigned reg, struct cf_mips_dev* dev)
+{
+	writeb(val, dev->baddr + ATA_REG_OFFSET + reg);
+}
+
+static inline u8 rareg(unsigned reg, struct cf_mips_dev* dev)
+{
+	return readb(dev->baddr + ATA_REG_OFFSET + reg);
+}
+
+static inline int cfrdy(struct cf_mips_dev *dev)
+{
+	return gpio_get_value(dev->pin);
+}
+
+static inline void prepare_cf_irq(struct cf_mips_dev *dev)
+{
+	rb500_gpio_set_int_level(1, dev->pin);	/* interrupt on cf ready (not busy) */
+	rb500_gpio_set_int_status(0, dev->pin); 	/* clear interrupt status */
+}
+
+static inline int cf_present(struct cf_mips_dev* dev)
+{
+	/* TODO: read and configure CIS into memory mapped mode
+	 * TODO:   parse CISTPL_CONFIG on CF+ cards to get base address (0x200)
+	 * TODO:   maybe adjust power saving setting for Hitachi Microdrive
+	 */
+	int i;
+
+	/* setup CFRDY GPIO as input */
+	rb500_gpio_set_func(dev->pin, 0);
+	gpio_direction_input(dev->pin);
+
+	for (i = 0; i < 0x10; ++i) {
+		if (rareg(i,dev) != 0xff)
+			return 1;
+	}
+	return 0;
+}
+
+static inline int is_busy(struct cf_mips_dev *dev)
+{
+	return !cfrdy(dev);
+}
+
+static int wait_not_busy(int to_us, int wait_for_busy,struct cf_mips_dev *dev)
+{
+	int us_passed = 0;
+	if (wait_for_busy && !is_busy(dev)) {
+		/* busy must appear within 400ns,
+		 * but it may dissapear before we see it
+		 *  => must not wait for busy in a loop
+		 */
+		ndelay(400);
+	}
+
+	do {
+		if (us_passed)
+			udelay(1);	/* never reached in async mode */
+		if (!is_busy(dev)) {
+			if (us_passed > 1 * SECS) {
+				printk(KERN_WARNING "cf-mips:   not busy ok (after %dus)"
+				       ", status 0x%02x\n", us_passed, (unsigned) rareg(ATA_REG_ST,dev));
+			}
+			return CF_TRANS_OK;
+		}
+		if (us_passed == 1 * SECS) {
+			printk(KERN_WARNING "cf-mips: wait not busy %dus..\n", to_us);
+		}
+		if (dev->async_mode) {
+			dev->to_timer.expires = jiffies + (to_us * HZ / SECS);
+			dev->irq_enable_time = jiffies;
+			prepare_cf_irq(dev);
+			if (is_busy(dev)) {
+				add_timer(&dev->to_timer);
+				enable_irq(dev->irq);
+				return CF_TRANS_IN_PROGRESS;
+			}
+			continue;
+		}
+		++us_passed;
+	} while (us_passed < to_us);
+
+	printk(KERN_ERR "cf-mips:  wait not busy timeout (%dus)"
+	       ", status 0x%02x, state %d\n",
+	       to_us, (unsigned) rareg(ATA_REG_ST,dev), dev->tstate);
+	return CF_TRANS_FAILED;
+}
+
+static irqreturn_t cf_irq_handler(int irq, void *dev_id)
+{
+	/* While tasklet has not disabled irq, irq will be retried all the time
+	 * because of ILEVEL matching GPIO pin status => deadlock.
+	 * To avoid this, we change ILEVEL to 0.
+	 */
+	struct cf_mips_dev *dev=dev_id;
+
+	rb500_gpio_set_int_level(0, dev->pin);
+	rb500_gpio_set_int_status(0, dev->pin);
+	
+	del_timer(&dev->to_timer);
+	tasklet_schedule(&dev->tasklet);
+	return IRQ_HANDLED;
+}
+
+static int do_reset(struct cf_mips_dev *dev)
+{
+	printk(KERN_INFO "cf-mips: resetting..\n");
+
+	wareg(ATA_REG_DC_SRST, ATA_REG_DC,dev);
+	udelay(1);		/* FIXME: how long should we wait here? */
+	wareg(0, ATA_REG_DC,dev);
+
+	return wait_not_busy(30 * SECS, 1,dev);
+}
+
+static int set_multiple(struct cf_mips_dev *dev)
+{
+	if (dev->block_size <= 1)
+		return CF_TRANS_OK;
+
+	wareg(dev->block_size, ATA_REG_SC,dev);
+	wareg(ATA_REG_DH_BASE | ATA_REG_DH_LBA, ATA_REG_DH,dev);
+	wareg(ATA_CMD_SET_MULTIPLE, ATA_REG_CMD,dev);
+
+	return wait_not_busy(10 * SECS, 1,dev);
+}
+
+static int set_cmd(struct cf_mips_dev *dev)
+{
+	//DEBUGP(KERN_INFO "cf-mips: ata cmd 0x%02x\n", dev->tcmd);
+	// sector_count should be <=24 bits..
+	BUG_ON(dev->tsect_start>=0x10000000);
+	// This way, it addresses 2^24 * 512 = 128G
+
+	if (dev->tsector_count) {
+		wareg(dev->tsector_count & 0xff, ATA_REG_SC,dev);
+		wareg(dev->tsect_start & 0xff, ATA_REG_SN,dev);
+		wareg((dev->tsect_start >> 8) & 0xff, ATA_REG_CL,dev);
+		wareg((dev->tsect_start >> 16) & 0xff, ATA_REG_CH,dev);
+	}
+	wareg(((dev->tsect_start >> 24) & 0x0f) | ATA_REG_DH_BASE | ATA_REG_DH_LBA,
+	      ATA_REG_DH,dev);	/* select drive on all commands */
+	wareg(dev->tcmd, ATA_REG_CMD,dev);
+	return wait_not_busy(10 * SECS, 1,dev);
+}
+
+static int do_trans(struct cf_mips_dev *dev)
+{
+	int res;
+	unsigned st;
+	int transfered;
+	
+	//printk("do_trans: %d sectors left\n",dev->tsectors_left);
+	while (dev->tsectors_left) {
+		transfered = 0;
+
+		st = rareg(ATA_REG_ST,dev);
+		if (!(st & ATA_REG_ST_DRQ)) {
+			printk(KERN_ERR "cf-mips: do_trans without DRQ (status 0x%x)!\n", st);
+			if (st & ATA_REG_ST_ERR) {
+				int errId = rareg(ATA_REG_ERR,dev);
+				printk(KERN_ERR "cf-mips: %s error, status 0x%x, errid 0x%x\n",
+				       (dev->tread ? "read" : "write"), st, errId);
+			}
+			return CF_TRANS_FAILED;
+		}
+		do { /* Fill/read the buffer one block */
+			u32 *qbuf, *qend;
+			qbuf = (u32 *)dev->tbuf;
+			qend = qbuf + CF_SECT_SIZE / sizeof(u32);
+			if (dev->tread) {
+			    while (qbuf!=qend)
+				put_unaligned(*DBUF32,qbuf++);
+				//*(qbuf++) = *DBUF32;
+			}
+			else {
+			    while(qbuf!=qend)
+				*DBUF32 = get_unaligned(qbuf++);
+			}
+
+			dev->tsectors_left--;
+			dev->tbuf += CF_SECT_SIZE;
+			dev->tbuf_size -= CF_SECT_SIZE;
+			transfered++;
+		} while (transfered != dev->block_size && dev->tsectors_left > 0);
+
+		res = wait_not_busy(10 * SECS, 1,dev);
+		if (res != CF_TRANS_OK)
+			return res;
+	};
+
+	st = rareg(ATA_REG_ST,dev);
+	if (st & (ATA_REG_ST_DRQ | ATA_REG_ST_DWF | ATA_REG_ST_ERR)) {
+		if (st & ATA_REG_ST_DRQ) {
+			printk(KERN_ERR "cf-mips: DRQ after all %d sectors are %s"
+			       ", status 0x%x\n", dev->tsector_count, (dev->tread ? "read" : "written"), st);
+		} else if (st & ATA_REG_ST_DWF) {
+			printk(KERN_ERR "cf-mips: write fault, status 0x%x\n", st);
+		} else {
+			int errId = rareg(ATA_REG_ERR,dev);
+			printk(KERN_ERR "cf-mips: %s error, status 0x%x, errid 0x%x\n",
+			       (dev->tread ? "read" : "write"), st, errId);
+		}
+		return CF_TRANS_FAILED;
+	}
+	return CF_TRANS_OK;
+}
+
+static int cf_do_state(struct cf_mips_dev *dev)
+{
+	int res;
+	switch (dev->tstate) {	/* fall through everywhere */
+	case TS_IDLE:
+		dev->tstate = TS_READY;
+		if (is_busy(dev)) {
+			dev->tstate = TS_AFTER_RESET;
+			res = do_reset(dev);
+			if (res != CF_TRANS_OK)
+				break;
+		}
+	case TS_AFTER_RESET:
+		if (dev->tstate == TS_AFTER_RESET) {
+			dev->tstate = TS_READY;
+			res = set_multiple(dev);
+			if (res != CF_TRANS_OK)
+				break;
+		}
+	case TS_READY:
+		dev->tstate = TS_CMD;
+		res = set_cmd(dev);
+		if (res != CF_TRANS_OK)
+			break;;
+	case TS_CMD:
+		dev->tstate = TS_TRANS;
+	case TS_TRANS:
+		res = do_trans(dev);
+		break;
+	default:
+		printk(KERN_ERR "cf-mips: BUG: unknown tstate %d\n", dev->tstate);
+		return CF_TRANS_FAILED;
+	}
+	if (res != CF_TRANS_IN_PROGRESS)
+		dev->tstate = TS_IDLE;
+	return res;
+}
+
+static void cf_do_tasklet(unsigned long dev_l)
+{
+	struct cf_mips_dev* dev=(struct cf_mips_dev*) dev_l;
+	int res;
+
+	disable_irq(dev->irq);
+
+	if (dev->tstate == TS_IDLE)
+		return;		/* can happen when irq is first registered */
+
+#if 0
+	DEBUGP(KERN_WARNING "cf-mips:   not busy ok (tasklet)  status 0x%02x\n",
+	       (unsigned) rareg(ATA_REG_ST,dev));
+#endif
+
+	res = cf_do_state(dev);
+	if (res == CF_TRANS_IN_PROGRESS)
+		return;
+	cf_async_trans_done(dev,res);
+}
+
+static void cf_async_timeout(unsigned long dev_l)
+{
+	struct cf_mips_dev* dev=(struct cf_mips_dev*) dev_l;
+	disable_irq(dev->irq);
+	/* Perhaps send abort to the device? */
+	printk(KERN_ERR "cf-mips:  wait not busy timeout (%lus)"
+	       ", status 0x%02x, state %d\n",
+	       jiffies - dev->irq_enable_time, (unsigned) rareg(ATA_REG_ST,dev), dev->tstate);
+	dev->tstate = TS_IDLE;
+	cf_async_trans_done(dev,CF_TRANS_FAILED);
+}
+
+int cf_do_transfer(struct cf_mips_dev* dev,sector_t sector, unsigned long nsect, 
+	char* buffer, int is_write)
+{
+	BUG_ON(dev->tstate!=TS_IDLE);
+	if (nsect > ATA_MAX_SECT_PER_CMD) {
+		printk(KERN_WARNING "cf-mips: sector count %lu out of range\n",nsect);
+		return CF_TRANS_FAILED;
+	}
+	if (sector + nsect > dev->sectors) {
+		printk(KERN_WARNING "cf-mips: sector %lu out of range\n",sector);
+		return CF_TRANS_FAILED;
+	}
+	dev->tbuf = buffer;
+	dev->tbuf_size = nsect*512;
+	dev->tsect_start = sector;
+	dev->tsector_count = nsect;
+	dev->tsectors_left = dev->tsector_count;
+	dev->tread = (is_write)?0:1;
+	
+	dev->tcmd = (dev->block_size == 1 ?
+		(is_write ? ATA_CMD_WRITE_SECTORS : ATA_CMD_READ_SECTORS) :
+		(is_write ? ATA_CMD_WRITE_MULTIPLE : ATA_CMD_READ_MULTIPLE));
+
+	return cf_do_state(dev);
+}
+
+static int do_identify(struct cf_mips_dev *dev)
+{
+	u16 sbuf[CF_SECT_SIZE >> 1];
+ 	int res;
+	char tstr[17]; //serial
+	char tmp;
+	int i;
+	BUG_ON(dev->tstate!=TS_IDLE);
+	dev->tbuf = (char *) sbuf;
+	dev->tbuf_size = CF_SECT_SIZE;
+	dev->tsect_start = 0;
+	dev->tsector_count = 0;
+	dev->tsectors_left = 1;
+	dev->tread = 1;
+	dev->tcmd = ATA_CMD_IDENTIFY_DRIVE;
+
+	DEBUGP(KERN_INFO "cf-mips: identify drive..\n");
+	res = cf_do_state(dev);
+	if (res == CF_TRANS_IN_PROGRESS) {
+		printk(KERN_ERR "cf-mips: BUG: async identify cmd\n");
+		return CF_TRANS_FAILED;
+	}
+	if (res != CF_TRANS_OK)
+		return 0;
+
+	dev->head = sbuf[3];
+	dev->cyl = sbuf[1];
+	dev->spt = sbuf[6];
+	dev->sectors = ((unsigned long) sbuf[7] << 16) | sbuf[8];
+	dev->dtype=sbuf[0];
+	memcpy(tstr, &sbuf[12], 16);
+	tstr[16] = '\0';
+
+	/* Byte-swap the serial number */
+	for (i = 0; i<8; i++) {
+		tmp = tstr[i * 2];
+		tstr[i * 2] = tstr[i * 2 +1];
+		tstr[i * 2 + 1] = tmp;
+	}
+
+	printk(KERN_INFO "cf-mips: %s detected, C/H/S=%d/%d/%d sectors=%u (%uMB) Serial=%s\n",
+	       (sbuf[0] == 0x848A ? "CF card" : "ATA drive"), dev->cyl, dev->head,
+	       dev->spt, dev->sectors, dev->sectors >> 11, tstr);
+	return 1;
+}
+
+static void init_multiple(struct cf_mips_dev * dev)
+{
+	int res;
+	DEBUGP(KERN_INFO "cf-mips: detecting block size\n");
+
+	dev->block_size = 128;	/* max block size = 128 sectors (64KB) */
+	do {
+		wareg(dev->block_size, ATA_REG_SC,dev);
+		wareg(ATA_REG_DH_BASE | ATA_REG_DH_LBA, ATA_REG_DH,dev);
+		wareg(ATA_CMD_SET_MULTIPLE, ATA_REG_CMD,dev);
+
+		res = wait_not_busy(10 * SECS, 1,dev);
+		if (res != CF_TRANS_OK) {
+			printk(KERN_ERR "cf-mips: failed to detect block size: busy!\n");
+			dev->block_size = 1;
+			return;
+		}
+		if ((rareg(ATA_REG_ST,dev) & ATA_REG_ST_ERR) == 0)
+			break;
+		dev->block_size /= 2;
+	} while (dev->block_size > 1);
+
+	printk(KERN_INFO "cf-mips: multiple sectors = %d\n", dev->block_size);
+}
+
+int cf_init(struct cf_mips_dev *dev)
+{
+	tasklet_init(&dev->tasklet,cf_do_tasklet,(unsigned long)dev);
+	dev->baddr = ioremap_nocache((unsigned long)dev->base, CFDEV_BUF_SIZE);
+	if (!dev->baddr) {
+		printk(KERN_ERR "cf-mips: cf_init: ioremap for (%lx,%x) failed\n",
+		       (unsigned long) dev->base, CFDEV_BUF_SIZE);
+		return -EBUSY;
+	}
+
+	if (!cf_present(dev)) {
+		printk(KERN_WARNING "cf-mips: cf card not present\n");
+		iounmap(dev->baddr);
+		return -ENODEV;
+	}
+
+	if (do_reset(dev) != CF_TRANS_OK) {
+		printk(KERN_ERR "cf-mips: cf reset failed\n");
+		iounmap(dev->baddr);
+		return -EBUSY;
+	}
+
+	if (!do_identify(dev)) {
+		printk(KERN_ERR "cf-mips: cf identify failed\n");
+		iounmap(dev->baddr);
+		return -EBUSY;
+	}
+
+/*	set_apm_level(ATA_APM_WITH_STANDBY); */
+	init_multiple(dev);
+
+	init_timer(&dev->to_timer);
+	dev->to_timer.function = cf_async_timeout;
+	dev->to_timer.data = (unsigned long)dev;
+
+	prepare_cf_irq(dev);
+	if (request_irq(dev->irq, cf_irq_handler, 0, "CF Mips", dev)) {
+		printk(KERN_ERR "cf-mips: failed to get irq\n");
+		iounmap(dev->baddr);
+		return -EBUSY;
+	}
+	/* Disable below would be odd, because request will enable, and the tasklet
+	  will disable it itself */
+	//disable_irq(dev->irq);
+	
+	dev->async_mode = 1;
+
+	return 0;
+}
+
+void cf_cleanup(struct cf_mips_dev *dev)
+{
+	iounmap(dev->baddr);
+	free_irq(dev->irq, NULL);
+#if REQUEST_MEM_REGION
+	release_mem_region((unsigned long)dev->base, CFDEV_BUF_SIZE);
+#endif
+}
+
+
+/*eof*/
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.h b/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.h
new file mode 100644
index 0000000000..15e8826308
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.h
@@ -0,0 +1,143 @@
+/* CF-mips driver
+   This is a block driver for the direct (mmaped) interface to the CF-slot,
+   found in Routerboard.com's RB532 board
+   See SDK provided from routerboard.com.
+   
+   Module adapted By P.Christeas <p_christeas@yahoo.com>, 2005-6.
+   Cleaned up and adapted to platform_device by Felix Fietkau <nbd@openwrt.org>
+
+   This work is redistributed under the terms of the GNU General Public License.
+*/
+
+#ifndef __CFMIPS_ATA_H__
+#define __CFMIPS_ATA_H__
+
+#include <linux/interrupt.h>
+
+#define CFG_DC_DEV1	(void*)0xb8010010
+#define   CFG_DC_DEVBASE	0x0
+#define   CFG_DC_DEVMASK	0x4
+#define   CFG_DC_DEVC		0x8
+#define   CFG_DC_DEVTC		0xC
+
+#define CFDEV_BUF_SIZE	0x1000
+#define ATA_CIS_OFFSET	0x200
+#define ATA_REG_OFFSET	0x800
+#define ATA_DBUF_OFFSET	0xC00
+
+#define ATA_REG_FEAT	0x1
+#define ATA_REG_SC	0x2
+#define ATA_REG_SN	0x3
+#define ATA_REG_CL	0x4
+#define ATA_REG_CH	0x5
+#define ATA_REG_DH	0x6
+#define   ATA_REG_DH_BASE	0xa0
+#define   ATA_REG_DH_LBA	0x40
+#define   ATA_REG_DH_DRV	0x10
+#define ATA_REG_CMD	0x7
+#define ATA_REG_ST	0x7
+#define   ATA_REG_ST_BUSY	0x80
+#define   ATA_REG_ST_RDY	0x40
+#define   ATA_REG_ST_DWF	0x20
+#define   ATA_REG_ST_DSC	0x10
+#define   ATA_REG_ST_DRQ	0x08
+#define   ATA_REG_ST_CORR	0x04
+#define   ATA_REG_ST_ERR	0x01
+#define ATA_REG_ERR	0xd
+#define ATA_REG_DC	0xe
+#define   ATA_REG_DC_IEN	0x02
+#define   ATA_REG_DC_SRST	0x04
+
+#define ATA_CMD_READ_SECTORS	0x20
+#define ATA_CMD_WRITE_SECTORS	0x30
+#define ATA_CMD_EXEC_DRIVE_DIAG	0x90
+#define ATA_CMD_READ_MULTIPLE	0xC4
+#define ATA_CMD_WRITE_MULTIPLE	0xC5
+#define ATA_CMD_SET_MULTIPLE	0xC6
+#define ATA_CMD_IDENTIFY_DRIVE	0xEC
+#define ATA_CMD_SET_FEATURES	0xEF
+
+#define ATA_FEATURE_ENABLE_APM	0x05
+#define ATA_FEATURE_DISABLE_APM	0x85
+#define ATA_APM_DISABLED	0x00
+#define ATA_APM_MIN_POWER	0x01
+#define ATA_APM_WITH_STANDBY	0x7f
+#define ATA_APM_WITHOUT_STANDBY	0x80
+#define ATA_APM_MAX_PERFORMANCE	0xfe
+
+#define CF_SECT_SIZE	0x200
+/* That is the ratio CF_SECT_SIZE/512 (the kernel sector size) */
+#define CF_KERNEL_MUL	1
+#define ATA_MAX_SECT_PER_CMD	0x100
+
+#define CF_TRANS_FAILED		0
+#define CF_TRANS_OK		1
+#define CF_TRANS_IN_PROGRESS	2
+
+
+enum trans_state {
+	TS_IDLE = 0,
+	TS_AFTER_RESET,
+	TS_READY,
+	TS_CMD,
+	TS_TRANS
+};
+
+// 
+// #if DEBUG
+// static unsigned long busy_time;
+// #endif
+
+/** Struct to hold the cfdev
+Actually, all the data here only has one instance. However, for 
+reasons of programming conformity, it is passed around as a pointer
+*/
+struct cf_mips_dev {
+	void *base; /* base address for I/O */
+	void *baddr; /* remapped address */
+
+	int pin; /* gpio pin */
+	int irq; /* gpio irq */
+	
+	unsigned head;
+	unsigned cyl;
+	unsigned spt;
+	unsigned sectors;
+	
+	unsigned short block_size;
+	unsigned dtype ; // ATA or CF
+	struct request_queue *queue;
+	struct gendisk  *gd;
+	
+	/* Transaction state */
+	enum trans_state tstate;
+	char *tbuf;
+	unsigned long tbuf_size;
+	sector_t tsect_start;
+	unsigned tsector_count;
+	unsigned tsectors_left;
+	int tread;
+	unsigned tcmd;
+	int async_mode;
+	unsigned long irq_enable_time;
+	
+	struct request *active_req; /* A request is being carried out. Is that different from tstate? */
+	int users;
+	struct timer_list to_timer;
+	struct tasklet_struct tasklet;
+
+	/** This lock ensures that the requests to this device are all done
+	atomically. Transfers can run in parallel, requests are all queued
+	one-by-one */
+	spinlock_t lock;
+};
+
+int cf_do_transfer(struct cf_mips_dev* dev,sector_t sector, unsigned long nsect, 
+	char* buffer, int is_write);
+int cf_init(struct cf_mips_dev* dev);
+void cf_cleanup(struct cf_mips_dev* dev);
+
+void cf_async_trans_done(struct cf_mips_dev* dev, int result);
+// void *cf_get_next_buf(unsigned long *buf_size);
+
+#endif
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/bdev.c b/target/linux/rb532/files-2.6.23/drivers/block/rb500/bdev.c
new file mode 100644
index 0000000000..f8a9b02d70
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/block/rb500/bdev.c
@@ -0,0 +1,340 @@
+/* CF-mips driver
+   This is a block driver for the direct (mmaped) interface to the CF-slot,
+   found in Routerboard.com's RB532 board
+   See SDK provided from routerboard.com.
+   
+   Module adapted By P.Christeas <p_christeas@yahoo.com>, 2005-6.
+   Cleaned up and adapted to platform_device by Felix Fietkau <nbd@openwrt.org>
+
+   This work is redistributed under the terms of the GNU General Public License.
+*/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/time.h>
+#include <linux/wait.h>
+#include <linux/fs.h>
+#include <linux/genhd.h>
+#include <linux/blkdev.h>
+#include <linux/blkpg.h>
+#include <linux/hdreg.h>
+#include <linux/platform_device.h>
+
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+
+#include <asm/rc32434/rb.h>
+
+#ifdef DEBUG
+#define DEBUGP printk
+#define DLEVEL 1
+#else
+#define DEBUGP(format, args...)
+#define DLEVEL 0
+#endif
+
+#define CF_MIPS_MAJOR 13
+#define MAJOR_NR	CF_MIPS_MAJOR
+#define CF_MAX_PART	16		/* max 15 partitions */
+
+#include "ata.h"
+
+//extern struct block_device_operations cf_bdops;
+
+// static struct hd_struct cf_parts[CF_MAX_PART];
+// static int cf_part_sizes[CF_MAX_PART];
+// static int cf_hsect_sizes[CF_MAX_PART];
+// static int cf_max_sectors[CF_MAX_PART];
+// static int cf_blksize_sizes[CF_MAX_PART];
+
+// static spinlock_t lock = SPIN_LOCK_UNLOCKED;
+
+// volatile int cf_busy = 0;
+
+static struct request *active_req = NULL;
+
+static int cf_open (struct inode *, struct file *);
+static int cf_release (struct inode *, struct file *);
+static int cf_ioctl (struct inode *, struct file *, unsigned, unsigned long);
+
+static void cf_request(request_queue_t * q);
+static int cf_transfer(const struct request *req);
+
+/*long (*unlocked_ioctl) (struct file *, unsigned, unsigned long);
+long (*compat_ioctl) (struct file *, unsigned, unsigned long);*/
+// int (*direct_access) (struct block_device *, sector_t, unsigned long *);
+// int (*media_changed) (struct gendisk *);
+// int (*revalidate_disk) (struct gendisk *);
+
+static struct block_device_operations cf_bdops = {
+      .owner = THIS_MODULE,
+      .open = cf_open,
+      .release = cf_release,
+      .ioctl = cf_ioctl,
+      .media_changed = NULL,
+      .unlocked_ioctl = NULL,
+      .revalidate_disk = NULL,
+      .compat_ioctl = NULL,
+      .direct_access = NULL
+};
+
+
+int cf_mips_probe(struct platform_device *pdev)
+{
+	struct gendisk* cf_gendisk=NULL;
+	struct cf_device *cdev = (struct cf_device *) pdev->dev.platform_data;
+	struct cf_mips_dev *dev;
+	struct resource *r;
+	int reg_result;
+
+	reg_result = register_blkdev(MAJOR_NR, "cf-mips");
+	if (reg_result < 0) {
+		printk(KERN_WARNING "cf-mips: can't get major %d\n", MAJOR_NR);
+		return reg_result;
+	}
+
+	dev = (struct cf_mips_dev *)kmalloc(sizeof(struct cf_mips_dev),GFP_KERNEL);
+	if (!dev)
+		goto out_err;
+	memset(dev, 0, sizeof(struct cf_mips_dev));
+	cdev->dev = dev;
+	
+	dev->pin = cdev->gpio_pin;
+	dev->irq = platform_get_irq_byname(pdev, "cf_irq");
+	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cf_membase");
+	dev->base = (void *) r->start;
+	
+	if (cf_init(dev)) goto out_err;
+	printk("init done");
+	
+	spin_lock_init(&dev->lock);
+	dev->queue = blk_init_queue(cf_request,&dev->lock);
+	if (!dev->queue){
+		printk(KERN_ERR "cf-mips: no mem for queue\n");
+		goto out_err;
+	}
+	blk_queue_max_sectors(dev->queue,ATA_MAX_SECT_PER_CMD);
+
+	/* For memory devices, it is always better to avoid crossing segments
+	inside the same request. */
+/*	if (dev->dtype==0x848A){
+		printk(KERN_INFO "Setting boundary for cf to 0x%x",(dev->block_size*512)-1);
+		blk_queue_segment_boundary(dev->queue, (dev->block_size*512)-1);
+	}*/
+
+	dev->gd = alloc_disk(CF_MAX_PART);
+	cf_gendisk = dev->gd;
+	cdev->gd = dev->gd;
+	if (!cf_gendisk) goto out_err; /* Last of these goto's */
+	
+	cf_gendisk->major = MAJOR_NR;
+	cf_gendisk->first_minor = 0;
+	cf_gendisk->queue=dev->queue;
+	BUG_ON(cf_gendisk->minors != CF_MAX_PART);
+	strcpy(cf_gendisk->disk_name,"cfa");
+	cf_gendisk->fops = &cf_bdops;
+	cf_gendisk->flags = 0 ; /* is not yet GENHD_FL_REMOVABLE */
+	cf_gendisk->private_data=dev;
+	
+	set_capacity(cf_gendisk,dev->sectors * CF_KERNEL_MUL);
+	
+	/* Let the disk go live */
+	add_disk(cf_gendisk);
+#if 0
+	result = cf_init();
+	
+	/* default cfg for all partitions */
+	memset(cf_parts, 0, sizeof (cf_parts[0]) * CF_MAX_PART);
+	memset(cf_part_sizes, 0, sizeof (cf_part_sizes[0]) * CF_MAX_PART);
+	for (i = 0; i < CF_MAX_PART; ++i) {
+		cf_hsect_sizes[i] = CF_SECT_SIZE;
+		cf_max_sectors[i] = ATA_MAX_SECT_PER_CMD;
+		cf_blksize_sizes[i] = BLOCK_SIZE;
+	}
+
+	/* setup info for whole disk (partition 0) */
+	cf_part_sizes[0] = cf_sectors / 2;
+	cf_parts[0].nr_sects = cf_sectors;
+
+	blk_size[MAJOR_NR] = cf_part_sizes;
+	blksize_size[MAJOR_NR] = cf_blksize_sizes;
+	max_sectors[MAJOR_NR] = cf_max_sectors;
+	hardsect_size[MAJOR_NR] = cf_hsect_sizes;
+	read_ahead[MAJOR_NR] = 8;	/* (4kB) */
+
+	blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST);
+
+	add_gendisk(&cf_gendisk);
+#endif
+// 	printk(KERN_INFO "cf-mips partition check: \n");
+// 	register_disk(cf_gendisk, MKDEV(MAJOR_NR, 0), CF_MAX_PART,
+// 		      &cf_bdops, dev->sectors);
+	return 0;
+
+out_err:
+	if (dev->queue){
+		blk_cleanup_queue(dev->queue);
+	}
+	if (reg_result) {
+		unregister_blkdev(MAJOR_NR, "cf-mips");
+		return reg_result;
+	}
+	if (dev){
+		cf_cleanup(dev);
+		kfree(dev);
+	}
+	return 1;
+}
+
+static int
+cf_mips_remove(struct platform_device *pdev)
+{
+	struct cf_device *cdev = (struct cf_device *) pdev->dev.platform_data;
+	struct cf_mips_dev *dev = (struct cf_mips_dev *) cdev->dev;
+	
+	unregister_blkdev(MAJOR_NR, "cf-mips");
+	blk_cleanup_queue(dev->queue);
+
+	del_gendisk(dev->gd);
+	cf_cleanup(dev);
+	return 0;
+}
+
+
+static struct platform_driver cf_driver = {
+	.driver.name = "rb500-cf",
+	.probe = cf_mips_probe,
+	.remove = cf_mips_remove,
+};
+
+static int __init cf_mips_init(void)
+{
+	printk(KERN_INFO "cf-mips module loaded\n");
+	return platform_driver_register(&cf_driver);
+}
+
+static void cf_mips_cleanup(void)
+{
+	platform_driver_unregister(&cf_driver);
+	printk(KERN_INFO "cf-mips module removed\n");
+}
+
+module_init(cf_mips_init);
+module_exit(cf_mips_cleanup);
+
+MODULE_LICENSE("GPL");
+MODULE_ALIAS_BLOCKDEV_MAJOR(CF_MIPS_MAJOR);
+
+
+static int cf_open(struct inode *inode, struct file *filp)
+{
+	struct cf_mips_dev  *dev=inode->i_bdev->bd_disk->private_data;
+	int minor = MINOR(inode->i_rdev);
+	
+	if (minor >= CF_MAX_PART)
+		return -ENODEV;
+	//DEBUGP(KERN_INFO "cf-mips module opened, minor %d\n", minor);
+	spin_lock(&dev->lock);
+	dev->users++;
+	spin_unlock(&dev->lock);
+	filp->private_data=dev;
+	
+	/* dirty workaround to set CFRDY GPIO as an input when some other
+	   program sets it as an output */
+	gpio_set_value(dev->pin, 0);
+	return 0;		/* success */
+}
+
+static int cf_release(struct inode *inode, struct file *filp)
+{
+	int minor = MINOR(inode->i_rdev);
+	struct cf_mips_dev  *dev=inode->i_bdev->bd_disk->private_data;
+	spin_lock(&dev->lock);
+	dev->users--;
+	spin_unlock(&dev->lock);
+	return 0;
+}
+
+static int cf_ioctl(struct inode *inode, struct file *filp,
+	 unsigned int cmd, unsigned long arg)
+{
+	unsigned minor = MINOR(inode->i_rdev);
+	struct cf_mips_dev  *dev=inode->i_bdev->bd_disk->private_data;
+
+	DEBUGP(KERN_INFO "cf_ioctl cmd %u\n", cmd);
+	switch (cmd) {
+	case BLKRRPART:	/* re-read partition table */
+		if (!capable(CAP_SYS_ADMIN))
+			return -EACCES;
+		printk(KERN_INFO "cf-mips partition check: \n");
+		register_disk(dev->gd);
+		return 0;
+
+	case HDIO_GETGEO:
+		{
+			struct hd_geometry geo;
+			geo.cylinders = dev->cyl;
+			geo.heads = dev->head;
+			geo.sectors = dev->spt;
+			geo.start = (*dev->gd->part)[minor].start_sect;
+			if (copy_to_user((void *) arg, &geo, sizeof (geo)))
+				return -EFAULT;
+		}
+		return 0;
+	}
+
+	return -EINVAL;		/* unknown command */
+}
+
+static void cf_request(request_queue_t * q)
+{
+	struct cf_mips_dev* dev;
+	
+	struct request * req;
+	int status;
+
+	/* We could have q->queuedata = dev , but haven't yet. */
+	if (active_req)
+		return;
+
+	while ((req=elv_next_request(q))!=NULL){
+		dev=req->rq_disk->private_data;
+		status=cf_transfer(req);
+		if (status==CF_TRANS_IN_PROGRESS){
+			active_req=req;
+			return;
+		}
+		end_request(req,status);
+	}
+}
+
+static int cf_transfer(const struct request *req)
+{
+	struct cf_mips_dev* dev=req->rq_disk->private_data;
+
+	if (!blk_fs_request(req)){	
+		if (printk_ratelimit())
+			printk(KERN_WARNING "cf-mips: skipping non-fs request 0x%x\n",req->cmd[0]);
+		return CF_TRANS_FAILED;
+	}
+	
+	return cf_do_transfer(dev,req->sector,req->current_nr_sectors,req->buffer,rq_data_dir(req));
+}
+
+void cf_async_trans_done(struct cf_mips_dev * dev,int result)
+{
+	struct request *req;
+	
+	spin_lock(&dev->lock);
+	req=active_req;
+	active_req=NULL;
+	end_request(req,result);
+	spin_unlock(&dev->lock);
+
+	spin_lock(&dev->lock);
+	cf_request(dev->queue);
+	spin_unlock(&dev->lock);
+}
+
diff --git a/target/linux/rb532/files-2.6.23/drivers/char/watchdog/rc32434_wdt.c b/target/linux/rb532/files-2.6.23/drivers/char/watchdog/rc32434_wdt.c
new file mode 100644
index 0000000000..2266329def
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/char/watchdog/rc32434_wdt.c
@@ -0,0 +1,240 @@
+/*
+ *	RC32434_WDT 0.01: IDT Interprise 79RC32434 watchdog driver 
+ *	Copyright (c) Ondrej Zajicek <santiago@crfreenet.org>, 2006
+ *
+ *	based on
+ *
+ *	SoftDog	0.05:	A Software Watchdog Device
+ *
+ *	(c) Copyright 1996 Alan Cox <alan@redhat.com>, 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
+ *	as published by the Free Software Foundation; either version
+ *	2 of the License, or (at your option) any later version.
+ *	
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/miscdevice.h>
+#include <linux/watchdog.h>
+#include <linux/reboot.h>
+#include <linux/smp_lock.h>
+#include <linux/init.h>
+#include <asm/bootinfo.h>
+#include <asm/time.h>
+#include <asm/uaccess.h>
+#include <asm/rc32434/integ.h>
+
+#define DEFAULT_TIMEOUT	15		/* (secs) Default is 15 seconds */
+#define MAX_TIMEOUT	20		
+/*
+ * (secs) Max is 20 seconds 
+ * (max frequency of counter is ~200 MHz, counter is 32-bit unsigned int) 
+ */
+
+#define NAME "rc32434_wdt"
+#define VERSION "0.1"
+
+static INTEG_t rc_wdt = (INTEG_t) INTEG_VirtualAddress;                                                                     
+
+static int expect_close = 0;
+static int access = 0;
+static int timeout = 0;
+
+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) ")");
+MODULE_LICENSE("GPL");
+
+
+static inline void start_wdt(void)
+{
+	rc_wdt -> wtcount = 0;
+	rc_wdt -> errcs |= ERRCS_wre_m;
+	rc_wdt -> wtc   |= WTC_en_m;
+}
+
+static inline void stop_wdt(void)
+{
+	rc_wdt -> wtc   &= ~WTC_en_m;
+	rc_wdt -> errcs &= ~ERRCS_wre_m;
+}
+
+static inline void set_wdt(int new_timeout)
+{
+	u32 cmp = new_timeout * mips_hpt_frequency;
+	u32 state;
+	
+	timeout = new_timeout;
+	/*
+	 * store and disable WTC
+	 */
+	state = rc_wdt -> wtc & WTC_en_m;
+	rc_wdt -> wtc   &= ~WTC_en_m;
+
+	rc_wdt -> wtcount = 0;
+	rc_wdt -> wtcompare = cmp;
+
+	/*
+	 * restore WTC
+	 */	
+	rc_wdt -> wtc |= state;
+}
+
+static inline void update_wdt(void)
+{
+	rc_wdt -> wtcount = 0;
+}
+
+/*
+ *	Allow only one person to hold it open
+ */
+ 
+static int wdt_open(struct inode *inode, struct file *file)
+{
+	if (access)
+		return -EBUSY;
+	if (nowayout) {
+		__module_get(THIS_MODULE);
+	}
+	/*
+	 *	Activate timer
+	 */
+	start_wdt();
+	printk(KERN_INFO NAME ": enabling watchdog timer\n");
+	access = 1;
+	return 0;
+}
+
+static int wdt_release(struct inode *inode, struct file *file)
+{
+	/*
+	 *	Shut off the timer.
+	 * 	Lock it in if it's a module and we set nowayout
+	 */
+	if (expect_close && nowayout == 0) {
+		stop_wdt ();
+		printk(KERN_INFO NAME ": disabling watchdog timer\n");
+		module_put(THIS_MODULE);
+	} else {
+		printk (KERN_CRIT NAME ": device closed unexpectedly.  WDT will not stop!\n");
+	}
+	access = 0;
+	return 0;
+}
+
+static ssize_t wdt_write(struct file *file, const char *data, size_t len, loff_t *ppos)
+{
+	/*
+	 *	Refresh the timer.
+	 */
+	if (len) {
+		if (!nowayout) {
+			size_t i;
+
+			/* In case it was set long ago */
+			expect_close = 0;
+
+			for (i = 0; i != len; i++) {
+				char c;
+				if (get_user(c, data + i))
+					return -EFAULT;
+				if (c == 'V')
+					expect_close = 1;
+			}
+		}
+		update_wdt ();
+		return len;
+	}
+	return 0;
+}
+
+static int wdt_ioctl(struct inode *inode, struct file *file,
+	unsigned int cmd, unsigned long arg)
+{
+	int new_timeout;
+	static struct watchdog_info ident = {
+		.options =		WDIOF_SETTIMEOUT |
+					WDIOF_KEEPALIVEPING |
+					WDIOF_MAGICCLOSE,
+		.firmware_version =	0,
+		.identity =		"RC32434_WDT Watchdog",
+	};
+	switch (cmd) {
+		default:
+			return -ENOTTY;
+		case WDIOC_GETSUPPORT:
+			if(copy_to_user((struct watchdog_info *)arg, &ident, sizeof(ident)))
+				return -EFAULT;
+			return 0;
+		case WDIOC_GETSTATUS:
+		case WDIOC_GETBOOTSTATUS:
+			return put_user(0,(int *)arg);
+		case WDIOC_KEEPALIVE:
+			update_wdt();
+			return 0;
+		case WDIOC_SETTIMEOUT:
+			if (get_user(new_timeout, (int *)arg))
+				return -EFAULT;
+			if (new_timeout < 1)
+				return -EINVAL;
+			if (new_timeout > MAX_TIMEOUT)
+				return -EINVAL;
+			set_wdt(new_timeout);
+			/* Fall */
+		case WDIOC_GETTIMEOUT:
+			return put_user(timeout, (int *)arg);
+	}
+}
+
+static struct file_operations wdt_fops = {
+	owner:		THIS_MODULE,
+	llseek:		no_llseek,
+	write:		wdt_write,
+	ioctl:		wdt_ioctl,
+	open:		wdt_open,
+	release:	wdt_release,
+};
+
+static struct miscdevice wdt_miscdev = {
+	minor:		WATCHDOG_MINOR,
+	name:		"watchdog",
+	fops:		&wdt_fops,
+};
+
+static char banner[] __initdata = KERN_INFO NAME ": Watchdog Timer version " VERSION ", timer margin: %d sec\n";
+
+static int __init watchdog_init(void)
+{
+	int ret;
+
+	/*
+  	 * There should be check for RC32434 SoC
+	 */
+	if (mips_machgroup != MACH_GROUP_MIKROTIK) return -1;
+
+	ret = misc_register(&wdt_miscdev);
+
+	if (ret)
+		return ret;
+
+	stop_wdt();
+	set_wdt(DEFAULT_TIMEOUT);
+
+	printk(banner, timeout);
+
+	return 0;
+}
+
+static void __exit watchdog_exit(void)
+{
+	misc_deregister(&wdt_miscdev);
+}
+
+module_init(watchdog_init);
+module_exit(watchdog_exit);
diff --git a/target/linux/rb532/files-2.6.23/drivers/leds/leds-rb500.c b/target/linux/rb532/files-2.6.23/drivers/leds/leds-rb500.c
new file mode 100644
index 0000000000..3ab530a758
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/leds/leds-rb500.c
@@ -0,0 +1,81 @@
+/*
+ * linux/drivers/leds/leds-rb500.c
+ *
+ * Copyright (C) 2006
+ *     Twente Institute for Wireless and Mobile Communications BV
+ *
+ * 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 (see file GPLv2).
+ *
+ * Author: Tjalling Hattink <tjalling.hattink@ti-wmc.nl>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <asm/rc32434/rb.h>
+
+static void rb500led_amber_set(struct led_classdev *led_cdev, enum led_brightness value)
+{
+	if (value)
+		changeLatchU5(LO_ULED, 0);
+	else
+		changeLatchU5(0, LO_ULED);
+}
+
+static struct led_classdev rb500_amber_led = {
+	.name			= "rb500led:amber",
+	.default_trigger	= "ide-disk",
+	.brightness_set		= rb500led_amber_set,
+};
+
+static int rb500led_probe(struct platform_device *pdev)
+{
+	int ret;
+
+	changeLatchU5(0, LO_ULED);
+
+	ret = led_classdev_register(&pdev->dev, &rb500_amber_led);
+
+	return ret;
+}
+
+static int rb500led_remove(struct platform_device *pdev)
+{
+	led_classdev_unregister(&rb500_amber_led);
+
+	return 0;
+}
+
+static struct platform_driver rb500led_driver = {
+	.probe		= rb500led_probe,
+	.remove		= rb500led_remove,
+	.driver		= {
+		.name		= "rb500-led",
+	},
+};
+
+static int __init rb500led_init(void)
+{
+	return platform_driver_register(&rb500led_driver);
+}
+
+static void __exit rb500led_exit(void)
+{
+ 	platform_driver_unregister(&rb500led_driver);
+}
+
+module_init(rb500led_init);
+module_exit(rb500led_exit);
+
+MODULE_AUTHOR("tjalling.hattink@ti-wmc.nl");
+MODULE_DESCRIPTION("Mikrotik RB500 LED driver");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/rb532/files-2.6.23/drivers/net/korina.c b/target/linux/rb532/files-2.6.23/drivers/net/korina.c
new file mode 100644
index 0000000000..e89f334cf2
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/net/korina.c
@@ -0,0 +1,1167 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     Driver for the IDT RC32434 on-chip ethernet controller.
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *  Copyright 2006 Felix Fietkau <nbd@openwrt.org>
+ *         
+ *  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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Based on the driver developed by B. Maruthanayakam, H. Kou and others.
+ *
+ * Aug 2004 Sadik
+ *
+ * Added NAPI
+ *
+ **************************************************************************
+ */
+
+#include <linux/autoconf.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/moduleparam.h>
+#include <linux/sched.h>
+#include <linux/ctype.h>
+#include <linux/types.h>
+#include <linux/fcntl.h>
+#include <linux/interrupt.h>
+#include <linux/ptrace.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/proc_fs.h>
+#include <linux/in.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/errno.h>
+#include <linux/platform_device.h>
+#include <asm/bootinfo.h>
+#include <asm/system.h>
+#include <asm/bitops.h>
+#include <asm/pgtable.h>
+#include <asm/segment.h>
+#include <asm/io.h>
+#include <asm/dma.h>
+
+#include <asm/rc32434/rb.h>
+#include "rc32434_eth.h"
+
+#define DRIVER_VERSION "(mar2904)"
+
+#define DRIVER_NAME "rc32434 Ethernet driver. " DRIVER_VERSION
+
+#define STATION_ADDRESS_HIGH(dev) (((dev)->dev_addr[0] << 8) | \
+			           ((dev)->dev_addr[1]))
+#define STATION_ADDRESS_LOW(dev)  (((dev)->dev_addr[2] << 24) | \
+				   ((dev)->dev_addr[3] << 16) | \
+				   ((dev)->dev_addr[4] << 8)  | \
+				   ((dev)->dev_addr[5]))
+
+#define MII_CLOCK 1250000 				/* no more than 2.5MHz */
+#define CONFIG_IDT_USE_NAPI 1
+
+
+static inline void rc32434_abort_tx(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	rc32434_abort_dma(dev, lp->tx_dma_regs);
+	
+}
+
+static inline void rc32434_abort_rx(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	rc32434_abort_dma(dev, lp->rx_dma_regs);
+	
+}
+
+static inline void rc32434_start_tx(struct rc32434_local *lp,  volatile DMAD_t td)
+{
+	rc32434_start_dma(lp->tx_dma_regs, CPHYSADDR(td));
+}
+
+static inline void rc32434_start_rx(struct rc32434_local *lp, volatile DMAD_t rd)
+{
+	rc32434_start_dma(lp->rx_dma_regs, CPHYSADDR(rd));
+}
+
+static inline void rc32434_chain_tx(struct rc32434_local *lp, volatile DMAD_t td)
+{
+	rc32434_chain_dma(lp->tx_dma_regs, CPHYSADDR(td));
+}
+
+static inline void rc32434_chain_rx(struct rc32434_local *lp, volatile DMAD_t rd)
+{
+	rc32434_chain_dma(lp->rx_dma_regs, CPHYSADDR(rd));
+}
+
+#ifdef RC32434_PROC_DEBUG
+static int rc32434_read_proc(char *buf, char **start, off_t fpos,
+			     int length, int *eof, void *data)
+{
+	struct net_device *dev = (struct net_device *)data;
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	int len = 0;
+	
+	/* print out header */
+	len += sprintf(buf + len, "\n\tKorina Ethernet Debug\n\n");
+	len += sprintf (buf + len,
+			"DMA halt count      = %10d, DMA run count = %10d\n",
+			lp->dma_halt_cnt, lp->dma_run_cnt);
+	
+	if (fpos >= len) {
+		*start = buf;
+		*eof = 1;
+		return 0;
+	}
+	*start = buf + fpos;
+	
+	if ((len -= fpos) > length) 
+		return length;	
+	*eof = 1;
+	
+	return len;
+	
+}
+#endif
+
+
+/*
+ * Restart the RC32434 ethernet controller. 
+ */
+static int rc32434_restart(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	
+	/*
+	 * Disable interrupts
+	 */
+	disable_irq(lp->rx_irq);
+	disable_irq(lp->tx_irq);
+#ifdef	RC32434_REVISION
+	disable_irq(lp->ovr_irq);
+#endif	
+	disable_irq(lp->und_irq);
+	
+	/* Mask F E bit in Tx DMA */
+	__raw_writel(__raw_readl(&lp->tx_dma_regs->dmasm) | DMASM_f_m | DMASM_e_m, &lp->tx_dma_regs->dmasm);
+	/* Mask D H E bit in Rx DMA */
+	__raw_writel(__raw_readl(&lp->rx_dma_regs->dmasm) | DMASM_d_m | DMASM_h_m | DMASM_e_m, &lp->rx_dma_regs->dmasm);
+	
+	rc32434_init(dev);
+	rc32434_multicast_list(dev);
+	
+	enable_irq(lp->und_irq);
+#ifdef	RC32434_REVISION
+	enable_irq(lp->ovr_irq);
+#endif
+	enable_irq(lp->tx_irq);
+	enable_irq(lp->rx_irq);
+	
+	return 0;
+}
+
+static int rc32434_probe(struct platform_device *pdev)
+{
+	struct korina_device *bif = (struct korina_device *) pdev->dev.platform_data;
+	struct rc32434_local *lp = NULL;
+	struct net_device *dev = NULL;
+	struct resource *r;
+	int i, retval,err;
+	
+	dev = alloc_etherdev(sizeof(struct rc32434_local));
+	if(!dev) {
+		ERR("Korina_eth: alloc_etherdev failed\n");
+		return -1;
+	}
+
+	platform_set_drvdata(pdev, dev);
+	SET_MODULE_OWNER(dev);
+	bif->dev = dev;
+	
+	memcpy(dev->dev_addr, bif->mac, 6);
+
+	/* Initialize the device structure. */
+	if (dev->priv == NULL) {
+		lp = (struct rc32434_local *)kmalloc(sizeof(*lp), GFP_KERNEL);
+		memset(lp, 0, sizeof(struct rc32434_local));
+	} 
+	else {
+		lp = (struct rc32434_local *)dev->priv;
+	}
+	
+	lp->rx_irq = platform_get_irq_byname(pdev, "korina_rx");
+	lp->tx_irq = platform_get_irq_byname(pdev, "korina_tx");
+	lp->ovr_irq = platform_get_irq_byname(pdev, "korina_ovr");
+	lp->und_irq = platform_get_irq_byname(pdev, "korina_und");
+
+	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_regs");
+	dev->base_addr = r->start;
+	lp->eth_regs = ioremap_nocache(r->start, r->end - r->start);
+	if (!lp->eth_regs) {
+		ERR("Can't remap eth registers\n");
+		retval = -ENXIO;
+		goto probe_err_out;
+	}
+
+	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_dma_rx");
+	lp->rx_dma_regs = ioremap_nocache(r->start, r->end - r->start);
+	if (!lp->rx_dma_regs) {
+		ERR("Can't remap Rx DMA registers\n");
+		retval = -ENXIO;
+		goto probe_err_out;
+	}
+
+	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_dma_tx");
+	lp->tx_dma_regs = ioremap_nocache(r->start, r->end - r->start);
+	if (!lp->tx_dma_regs) {
+		ERR("Can't remap Tx DMA registers\n");
+		retval = -ENXIO;
+		goto probe_err_out;
+	}
+	
+#ifdef RC32434_PROC_DEBUG
+	lp->ps = create_proc_read_entry (bif->name, 0, proc_net,
+					 rc32434_read_proc, dev);
+#endif
+	
+	lp->td_ring =	(DMAD_t)kmalloc(TD_RING_SIZE + RD_RING_SIZE, GFP_KERNEL);
+	if (!lp->td_ring) {
+		ERR("Can't allocate descriptors\n");
+		retval = -ENOMEM;
+		goto probe_err_out;
+	}
+	
+	dma_cache_inv((unsigned long)(lp->td_ring), TD_RING_SIZE + RD_RING_SIZE);
+	
+	/* now convert TD_RING pointer to KSEG1 */
+	lp->td_ring = (DMAD_t )KSEG1ADDR(lp->td_ring);
+	lp->rd_ring = &lp->td_ring[RC32434_NUM_TDS];
+	
+	
+	spin_lock_init(&lp->lock);
+	
+	/* just use the rx dma irq */
+	dev->irq = lp->rx_irq;
+	
+	dev->priv = lp;
+	
+	dev->open = rc32434_open;
+	dev->stop = rc32434_close;
+	dev->hard_start_xmit = rc32434_send_packet;
+	dev->get_stats	= rc32434_get_stats;
+	dev->set_multicast_list = &rc32434_multicast_list;
+	dev->tx_timeout = rc32434_tx_timeout;
+	dev->watchdog_timeo = RC32434_TX_TIMEOUT;
+
+#ifdef CONFIG_IDT_USE_NAPI
+	dev->poll = rc32434_poll;
+	dev->weight = 64;
+	printk("Using NAPI with weight %d\n",dev->weight);
+#else
+	lp->rx_tasklet = kmalloc(sizeof(struct tasklet_struct), GFP_KERNEL);
+	tasklet_init(lp->rx_tasklet, rc32434_rx_tasklet, (unsigned long)dev);
+#endif
+	lp->tx_tasklet = kmalloc(sizeof(struct tasklet_struct), GFP_KERNEL);
+	tasklet_init(lp->tx_tasklet, rc32434_tx_tasklet, (unsigned long)dev);
+	
+	if ((err = register_netdev(dev))) {
+		printk(KERN_ERR "rc32434 ethernet. Cannot register net device %d\n", err);
+		free_netdev(dev);
+		retval = -EINVAL;
+		goto probe_err_out;
+	}
+	
+	INFO("Rx IRQ %d, Tx IRQ %d, ", lp->rx_irq, lp->tx_irq);
+	for (i = 0; i < 6; i++) {
+		printk("%2.2x", dev->dev_addr[i]);
+		if (i<5)
+			printk(":");
+	}
+	printk("\n");
+	
+	return 0;
+	
+ probe_err_out:
+	rc32434_cleanup_module();
+	ERR(" failed.  Returns %d\n", retval);
+	return retval;
+	
+}
+
+static int rc32434_remove(struct platform_device *pdev)
+{
+	struct korina_device *bif = (struct korina_device *) pdev->dev.platform_data;
+	
+	if (bif->dev != NULL) {
+		struct rc32434_local *lp = (struct rc32434_local *)bif->dev->priv;
+		if (lp != NULL) {
+			if (lp->eth_regs)
+				iounmap((void*)lp->eth_regs);
+			if (lp->rx_dma_regs)
+				iounmap((void*)lp->rx_dma_regs);
+			if (lp->tx_dma_regs)
+				iounmap((void*)lp->tx_dma_regs);
+			if (lp->td_ring)
+				kfree((void*)KSEG0ADDR(lp->td_ring));
+			
+#ifdef RC32434_PROC_DEBUG
+			if (lp->ps) {
+				remove_proc_entry(bif->name, proc_net);
+			}
+#endif
+			kfree(lp);
+		}
+		
+		platform_set_drvdata(pdev, NULL);
+		unregister_netdev(bif->dev);
+		free_netdev(bif->dev);
+		kfree(bif->dev);
+	}
+	return 0;
+}
+
+
+static int rc32434_open(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	
+	/* Initialize */
+	if (rc32434_init(dev)) {
+		ERR("Error: cannot open the Ethernet device\n");
+		return -EAGAIN;
+	}
+	
+	/* Install the interrupt handler that handles the Done Finished Ovr and Und Events */	
+	if (request_irq(lp->rx_irq, &rc32434_rx_dma_interrupt,
+		  SA_SHIRQ | SA_INTERRUPT,
+			"Korina ethernet Rx", dev)) {
+		ERR(": unable to get Rx DMA IRQ %d\n",
+		    lp->rx_irq);
+		return -EAGAIN;
+	}
+	if (request_irq(lp->tx_irq, &rc32434_tx_dma_interrupt,
+		  SA_SHIRQ | SA_INTERRUPT,
+			"Korina ethernet Tx", dev)) {
+		ERR(": unable to get Tx DMA IRQ %d\n",
+		    lp->tx_irq);
+		free_irq(lp->rx_irq, dev);
+		return -EAGAIN;
+	}
+	
+#ifdef	RC32434_REVISION
+	/* Install handler for overrun error. */
+	if (request_irq(lp->ovr_irq, &rc32434_ovr_interrupt,
+			SA_SHIRQ | SA_INTERRUPT,
+			"Ethernet Overflow", dev)) {
+		ERR(": unable to get OVR IRQ %d\n",
+		    lp->ovr_irq);
+		free_irq(lp->rx_irq, dev);
+		free_irq(lp->tx_irq, dev);
+		return -EAGAIN;
+	}
+#endif
+	
+	/* Install handler for underflow error. */
+	if (request_irq(lp->und_irq, &rc32434_und_interrupt,
+			SA_SHIRQ | SA_INTERRUPT,
+			"Ethernet Underflow", dev)) {
+		ERR(": unable to get UND IRQ %d\n",
+		    lp->und_irq);
+		free_irq(lp->rx_irq, dev);
+		free_irq(lp->tx_irq, dev);
+#ifdef	RC32434_REVISION		
+		free_irq(lp->ovr_irq, dev);		
+#endif
+		return -EAGAIN;
+	}
+	
+	
+	return 0;
+}
+
+
+
+
+static int rc32434_close(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	u32 tmp;
+	
+	/* Disable interrupts */
+	disable_irq(lp->rx_irq);
+	disable_irq(lp->tx_irq);
+#ifdef	RC32434_REVISION
+	disable_irq(lp->ovr_irq);
+#endif
+	disable_irq(lp->und_irq);
+	
+	tmp = __raw_readl(&lp->tx_dma_regs->dmasm);
+	tmp = tmp | DMASM_f_m | DMASM_e_m;
+	__raw_writel(tmp, &lp->tx_dma_regs->dmasm);
+	
+	tmp = __raw_readl(&lp->rx_dma_regs->dmasm);
+	tmp = tmp | DMASM_d_m | DMASM_h_m | DMASM_e_m;
+	__raw_writel(tmp, &lp->rx_dma_regs->dmasm);
+	
+	free_irq(lp->rx_irq, dev);
+	free_irq(lp->tx_irq, dev);
+#ifdef	RC32434_REVISION	
+	free_irq(lp->ovr_irq, dev);
+#endif
+	free_irq(lp->und_irq, dev);
+	return 0;
+}
+
+
+/* transmit packet */
+static int rc32434_send_packet(struct sk_buff *skb, struct net_device *dev)
+{
+	struct rc32434_local		*lp = (struct rc32434_local *)dev->priv;
+	unsigned long 			flags;
+	u32					length;
+	DMAD_t				td;
+	
+	
+	spin_lock_irqsave(&lp->lock, flags);
+	
+	td = &lp->td_ring[lp->tx_chain_tail];
+	
+	/* stop queue when full, drop pkts if queue already full */
+	if(lp->tx_count >= (RC32434_NUM_TDS - 2)) {
+		lp->tx_full = 1;
+		
+		if(lp->tx_count == (RC32434_NUM_TDS - 2)) {
+			netif_stop_queue(dev);
+		}
+		else {
+			lp->stats.tx_dropped++;
+			dev_kfree_skb_any(skb);
+			spin_unlock_irqrestore(&lp->lock, flags);
+			return 1;
+		}	   
+	}	 
+	
+	lp->tx_count ++;
+	
+	lp->tx_skb[lp->tx_chain_tail] = skb;
+	
+	length = skb->len;
+	dma_cache_wback((u32)skb->data, skb->len);
+	
+	/* Setup the transmit descriptor. */
+	dma_cache_inv((u32) td, sizeof(*td));
+	td->ca = CPHYSADDR(skb->data);
+	
+	if(__raw_readl(&(lp->tx_dma_regs->dmandptr)) == 0) {
+		if( lp->tx_chain_status == empty ) {
+			td->control = DMA_COUNT(length) |DMAD_cof_m |DMAD_iof_m;                                /*  Update tail      */
+			lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /*   Move tail       */
+			__raw_writel(CPHYSADDR(&lp->td_ring[lp->tx_chain_head]), &(lp->tx_dma_regs->dmandptr)); /* Write to NDPTR    */
+			lp->tx_chain_head = lp->tx_chain_tail;                                                  /* Move head to tail */
+		}
+		else {
+			td->control = DMA_COUNT(length) |DMAD_cof_m|DMAD_iof_m;                                 /* Update tail */
+			lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].control &=  ~(DMAD_cof_m);          /* Link to prev */
+			lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].link =  CPHYSADDR(td);              /* Link to prev */
+			lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /* Move tail */
+			__raw_writel(CPHYSADDR(&lp->td_ring[lp->tx_chain_head]), &(lp->tx_dma_regs->dmandptr)); /* Write to NDPTR */
+			lp->tx_chain_head = lp->tx_chain_tail;                                                  /* Move head to tail */
+			lp->tx_chain_status = empty;
+		}
+	}
+	else {
+		if( lp->tx_chain_status == empty ) {
+			td->control = DMA_COUNT(length) |DMAD_cof_m |DMAD_iof_m;                                /* Update tail */
+			lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /* Move tail */
+			lp->tx_chain_status = filled;
+		}
+		else {
+			td->control = DMA_COUNT(length) |DMAD_cof_m |DMAD_iof_m;                                /* Update tail */
+			lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].control &=  ~(DMAD_cof_m);          /* Link to prev */
+			lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].link =  CPHYSADDR(td);              /* Link to prev */
+			lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /* Move tail */
+		}
+	}
+	dma_cache_wback((u32) td, sizeof(*td));
+	
+	dev->trans_start = jiffies;				
+	
+	spin_unlock_irqrestore(&lp->lock, flags);
+	
+	return 0;
+}
+
+
+/* Ethernet MII-PHY Handler */
+static void rc32434_mii_handler(unsigned long data)
+{
+	struct net_device *dev = (struct net_device *)data;		
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	unsigned long 	flags;
+	unsigned long duplex_status;
+	int port_addr = (lp->rx_irq == 0x2c? 1:0) << 8;
+	
+	spin_lock_irqsave(&lp->lock, flags);
+	
+	/* Two ports are using the same MII, the difference is the PHY address */
+	__raw_writel(0, &rc32434_eth0_regs->miimcfg);  
+	__raw_writel(0, &rc32434_eth0_regs->miimcmd);  
+	__raw_writel(port_addr |0x05, &rc32434_eth0_regs->miimaddr);  
+	__raw_writel(MIIMCMD_scn_m, &rc32434_eth0_regs->miimcmd);  
+	while(__raw_readl(&rc32434_eth0_regs->miimind) & MIIMIND_nv_m);
+	
+	ERR("irq:%x		port_addr:%x	RDD:%x\n", 
+	    lp->rx_irq, port_addr, __raw_readl(&rc32434_eth0_regs->miimrdd));
+	duplex_status = (__raw_readl(&rc32434_eth0_regs->miimrdd) & 0x140)? ETHMAC2_fd_m: 0;
+	if(duplex_status != lp->duplex_mode) {
+		ERR("The MII-PHY is Auto-negotiated to %s-Duplex mode for Eth-%x\n", duplex_status? "Full":"Half", lp->rx_irq == 0x2c? 1:0);		
+		lp->duplex_mode = duplex_status;
+		rc32434_restart(dev);		
+	}
+	
+	lp->mii_phy_timer.expires = jiffies + 10 * HZ;	
+	add_timer(&lp->mii_phy_timer);
+	
+	spin_unlock_irqrestore(&lp->lock, flags);
+	
+}
+
+#ifdef	RC32434_REVISION	
+/* Ethernet Rx Overflow interrupt */
+static irqreturn_t
+rc32434_ovr_interrupt(int irq, void *dev_id)
+{
+	struct net_device *dev = (struct net_device *)dev_id;
+	struct rc32434_local *lp;
+	unsigned int ovr;
+	irqreturn_t retval = IRQ_NONE;
+	
+	ASSERT(dev != NULL);
+	
+	lp = (struct rc32434_local *)dev->priv;
+	spin_lock(&lp->lock);
+	ovr = __raw_readl(&lp->eth_regs->ethintfc);
+	
+	if(ovr & ETHINTFC_ovr_m) {
+		netif_stop_queue(dev);
+		
+		/* clear OVR bit */
+		__raw_writel((ovr & ~ETHINTFC_ovr_m), &lp->eth_regs->ethintfc);
+		
+		/* Restart interface */
+		rc32434_restart(dev);
+		retval = IRQ_HANDLED;
+	}
+	spin_unlock(&lp->lock);
+	
+	return retval;
+}
+
+#endif
+
+
+/* Ethernet Tx Underflow interrupt */
+static irqreturn_t
+rc32434_und_interrupt(int irq, void *dev_id)
+{
+	struct net_device *dev = (struct net_device *)dev_id;
+	struct rc32434_local *lp;
+	unsigned int und;
+	irqreturn_t retval = IRQ_NONE;
+	
+	ASSERT(dev != NULL);
+	
+	lp = (struct rc32434_local *)dev->priv;
+	
+	spin_lock(&lp->lock);
+	
+	und = __raw_readl(&lp->eth_regs->ethintfc);
+	
+	if(und & ETHINTFC_und_m) {
+		netif_stop_queue(dev);
+		
+		__raw_writel((und & ~ETHINTFC_und_m), &lp->eth_regs->ethintfc);
+		
+		/* Restart interface */
+		rc32434_restart(dev);
+		retval = IRQ_HANDLED;
+	}
+	
+	spin_unlock(&lp->lock);
+	
+	return retval;
+}
+
+
+/* Ethernet Rx DMA interrupt */
+static irqreturn_t
+rc32434_rx_dma_interrupt(int irq, void *dev_id)
+{
+	struct net_device *dev = (struct net_device *)dev_id;
+	struct rc32434_local* lp;
+	volatile u32 dmas,dmasm;
+	irqreturn_t retval;
+	
+	ASSERT(dev != NULL);
+	
+	lp = (struct rc32434_local *)dev->priv;
+	
+	spin_lock(&lp->lock);
+	dmas = __raw_readl(&lp->rx_dma_regs->dmas);
+	if(dmas & (DMAS_d_m|DMAS_h_m|DMAS_e_m)) {
+		/* Mask D H E bit in Rx DMA */
+		dmasm = __raw_readl(&lp->rx_dma_regs->dmasm);
+		__raw_writel(dmasm | (DMASM_d_m | DMASM_h_m | DMASM_e_m), &lp->rx_dma_regs->dmasm);
+#ifdef CONFIG_IDT_USE_NAPI
+		if(netif_rx_schedule_prep(dev))
+                        __netif_rx_schedule(dev);
+#else
+		tasklet_hi_schedule(lp->rx_tasklet);
+#endif
+		
+		if (dmas & DMAS_e_m)
+			ERR(": DMA error\n");
+		
+		retval = IRQ_HANDLED;
+	}
+	else
+		retval = IRQ_NONE;
+	
+	spin_unlock(&lp->lock);
+	return retval;
+}
+
+#ifdef CONFIG_IDT_USE_NAPI
+static int rc32434_poll(struct net_device *rx_data_dev, int *budget)
+#else
+static void rc32434_rx_tasklet(unsigned long rx_data_dev)
+#endif
+{
+	struct net_device *dev = (struct net_device *)rx_data_dev;	
+	struct rc32434_local* lp = netdev_priv(dev);
+	volatile DMAD_t  rd = &lp->rd_ring[lp->rx_next_done];
+	struct sk_buff *skb, *skb_new;
+	u8* pkt_buf;
+	u32 devcs, count, pkt_len, pktuncrc_len;
+	volatile u32 dmas;
+#ifdef CONFIG_IDT_USE_NAPI
+	u32 received = 0;
+	int rx_work_limit = min(*budget,dev->quota);
+#else
+	unsigned long 	flags;
+	spin_lock_irqsave(&lp->lock, flags);
+#endif
+
+	dma_cache_inv((u32)rd, sizeof(*rd));
+	while ( (count = RC32434_RBSIZE - (u32)DMA_COUNT(rd->control)) != 0) {
+#ifdef CONFIG_IDT_USE_NAPI
+		if(--rx_work_limit <0)
+                {
+                        break;
+                }
+#endif
+		/* init the var. used for the later operations within the while loop */
+		skb_new = NULL;
+		devcs = rd->devcs;
+		pkt_len = RCVPKT_LENGTH(devcs);
+		skb = lp->rx_skb[lp->rx_next_done];
+      
+		if (count < 64) {
+			lp->stats.rx_errors++;
+			lp->stats.rx_dropped++;			
+		}
+		else if ((devcs & ( ETHRX_ld_m)) !=	ETHRX_ld_m) {
+			/* check that this is a whole packet */
+			/* WARNING: DMA_FD bit incorrectly set in Rc32434 (errata ref #077) */
+			lp->stats.rx_errors++;
+			lp->stats.rx_dropped++;
+		}
+		else if ( (devcs & ETHRX_rok_m)  ) {
+			
+			{
+				/* must be the (first and) last descriptor then */
+				pkt_buf = (u8*)lp->rx_skb[lp->rx_next_done]->data;
+				
+				pktuncrc_len = pkt_len - 4;
+				/* invalidate the cache */
+				dma_cache_inv((unsigned long)pkt_buf, pktuncrc_len);
+				
+				/* Malloc up new buffer. */					  
+				skb_new = dev_alloc_skb(RC32434_RBSIZE + 2);					             	
+				
+				if (skb_new != NULL){
+					/* Make room */
+					skb_put(skb, pktuncrc_len);		    
+					
+					skb->protocol = eth_type_trans(skb, dev);
+					
+					/* pass the packet to upper layers */
+#ifdef CONFIG_IDT_USE_NAPI
+					netif_receive_skb(skb);
+#else
+					netif_rx(skb);
+#endif
+					
+					dev->last_rx = jiffies;
+					lp->stats.rx_packets++;
+					lp->stats.rx_bytes += pktuncrc_len;
+					
+					if (IS_RCV_MP(devcs))
+						lp->stats.multicast++;
+					
+					/* 16 bit align */						  
+					skb_reserve(skb_new, 2);	
+					
+					skb_new->dev = dev;
+					lp->rx_skb[lp->rx_next_done] = skb_new;
+				}
+				else {
+					ERR("no memory, dropping rx packet.\n");
+					lp->stats.rx_errors++;		
+					lp->stats.rx_dropped++;					
+				}
+			}
+			
+		}			
+		else {
+			/* This should only happen if we enable accepting broken packets */
+			lp->stats.rx_errors++;
+			lp->stats.rx_dropped++;
+			
+			/* add statistics counters */
+			if (IS_RCV_CRC_ERR(devcs)) {
+				DBG(2, "RX CRC error\n");
+				lp->stats.rx_crc_errors++;
+			} 
+			else if (IS_RCV_LOR_ERR(devcs)) {
+				DBG(2, "RX LOR error\n");
+				lp->stats.rx_length_errors++;
+			}				
+			else if (IS_RCV_LE_ERR(devcs)) {
+				DBG(2, "RX LE error\n");
+				lp->stats.rx_length_errors++;
+			}
+			else if (IS_RCV_OVR_ERR(devcs)) {
+				lp->stats.rx_over_errors++;
+			}
+			else if (IS_RCV_CV_ERR(devcs)) {
+				/* code violation */
+				DBG(2, "RX CV error\n");
+				lp->stats.rx_frame_errors++;
+			}
+			else if (IS_RCV_CES_ERR(devcs)) {
+				DBG(2, "RX Preamble error\n");
+			}
+		}
+		
+		rd->devcs = 0;
+		
+		/* restore descriptor's curr_addr */
+		if(skb_new)
+			rd->ca = CPHYSADDR(skb_new->data); 
+		else
+			rd->ca = CPHYSADDR(skb->data);
+		
+		rd->control = DMA_COUNT(RC32434_RBSIZE) |DMAD_cod_m |DMAD_iod_m;
+		lp->rd_ring[(lp->rx_next_done-1)& RC32434_RDS_MASK].control &=  ~(DMAD_cod_m); 	
+		
+		lp->rx_next_done = (lp->rx_next_done + 1) & RC32434_RDS_MASK;
+		dma_cache_wback((u32)rd, sizeof(*rd));
+		rd = &lp->rd_ring[lp->rx_next_done];
+		__raw_writel( ~DMAS_d_m, &lp->rx_dma_regs->dmas);
+	}	
+#ifdef CONFIG_IDT_USE_NAPI
+        dev->quota -= received;
+        *budget =- received;
+        if(rx_work_limit < 0)
+                goto not_done;
+#endif
+	
+	dmas = __raw_readl(&lp->rx_dma_regs->dmas);
+	
+	if(dmas & DMAS_h_m) {
+		__raw_writel( ~(DMAS_h_m | DMAS_e_m), &lp->rx_dma_regs->dmas);
+#ifdef RC32434_PROC_DEBUG
+		lp->dma_halt_cnt++;
+#endif
+		rd->devcs = 0;
+		skb = lp->rx_skb[lp->rx_next_done];
+		rd->ca = CPHYSADDR(skb->data);
+		dma_cache_wback((u32)rd, sizeof(*rd));
+		rc32434_chain_rx(lp,rd);
+	}
+	
+#ifdef CONFIG_IDT_USE_NAPI
+	netif_rx_complete(dev);
+#endif
+	/* Enable D H E bit in Rx DMA */
+	__raw_writel(__raw_readl(&lp->rx_dma_regs->dmasm) & ~(DMASM_d_m | DMASM_h_m |DMASM_e_m), &lp->rx_dma_regs->dmasm); 
+#ifdef CONFIG_IDT_USE_NAPI
+	return 0;
+ not_done:
+	return 1;
+#else
+	spin_unlock_irqrestore(&lp->lock, flags);
+	return;
+#endif
+
+	
+}	
+
+
+
+/* Ethernet Tx DMA interrupt */
+static irqreturn_t
+rc32434_tx_dma_interrupt(int irq, void *dev_id)
+{
+	struct net_device *dev = (struct net_device *)dev_id;
+	struct rc32434_local *lp;
+	volatile u32 dmas,dmasm;
+	irqreturn_t retval;
+	
+	ASSERT(dev != NULL);
+	
+	lp = (struct rc32434_local *)dev->priv;
+	
+	spin_lock(&lp->lock);
+	
+	dmas = __raw_readl(&lp->tx_dma_regs->dmas);
+	
+	if (dmas & (DMAS_f_m | DMAS_e_m)) {
+		dmasm = __raw_readl(&lp->tx_dma_regs->dmasm);
+		/* Mask F E bit in Tx DMA */
+		__raw_writel(dmasm | (DMASM_f_m | DMASM_e_m), &lp->tx_dma_regs->dmasm);
+		
+		tasklet_hi_schedule(lp->tx_tasklet);
+		
+		if(lp->tx_chain_status == filled && (__raw_readl(&(lp->tx_dma_regs->dmandptr)) == 0)) {
+			__raw_writel(CPHYSADDR(&lp->td_ring[lp->tx_chain_head]), &(lp->tx_dma_regs->dmandptr));			
+			lp->tx_chain_status = empty;
+			lp->tx_chain_head = lp->tx_chain_tail;
+			dev->trans_start = jiffies;
+		}
+		
+		if (dmas & DMAS_e_m)
+			ERR(": DMA error\n");
+		
+		retval = IRQ_HANDLED;
+	}
+	else
+		retval = IRQ_NONE;
+	
+	spin_unlock(&lp->lock);
+	
+	return retval;
+}
+
+
+static void rc32434_tx_tasklet(unsigned long tx_data_dev)
+{
+	struct net_device *dev = (struct net_device *)tx_data_dev;	
+	struct rc32434_local* lp = (struct rc32434_local *)dev->priv;
+	volatile DMAD_t td = &lp->td_ring[lp->tx_next_done];
+	u32 devcs;
+	unsigned long 	flags;
+	volatile u32 dmas;
+	
+	spin_lock_irqsave(&lp->lock, flags);
+	
+	/* process all desc that are done */
+	while(IS_DMA_FINISHED(td->control)) {
+		if(lp->tx_full == 1) {
+			netif_wake_queue(dev);
+			lp->tx_full = 0;
+		}
+		
+		devcs = lp->td_ring[lp->tx_next_done].devcs;    
+		if ((devcs & (ETHTX_fd_m | ETHTX_ld_m)) != (ETHTX_fd_m | ETHTX_ld_m)) {
+			lp->stats.tx_errors++;
+			lp->stats.tx_dropped++;				
+			
+			/* should never happen */
+			DBG(1, __FUNCTION__ ": split tx ignored\n");
+		}
+		else if (IS_TX_TOK(devcs)) {
+			lp->stats.tx_packets++;
+			lp->stats.tx_bytes+=lp->tx_skb[lp->tx_next_done]->len;
+		}
+		else {
+			lp->stats.tx_errors++;
+			lp->stats.tx_dropped++;				
+			
+			/* underflow */
+			if (IS_TX_UND_ERR(devcs)) 
+				lp->stats.tx_fifo_errors++;
+			
+			/* oversized frame */
+			if (IS_TX_OF_ERR(devcs))
+				lp->stats.tx_aborted_errors++;
+			
+			/* excessive deferrals */
+			if (IS_TX_ED_ERR(devcs))
+				lp->stats.tx_carrier_errors++;
+			
+			/* collisions: medium busy */
+			if (IS_TX_EC_ERR(devcs))
+				lp->stats.collisions++;
+			
+			/* late collision */
+			if (IS_TX_LC_ERR(devcs))
+				lp->stats.tx_window_errors++;
+			
+		}
+		
+		/* We must always free the original skb */
+		if (lp->tx_skb[lp->tx_next_done] != NULL) {
+			dev_kfree_skb_any(lp->tx_skb[lp->tx_next_done]);
+			lp->tx_skb[lp->tx_next_done] = NULL;
+		}
+		
+		lp->td_ring[lp->tx_next_done].control = DMAD_iof_m;
+		lp->td_ring[lp->tx_next_done].devcs = ETHTX_fd_m | ETHTX_ld_m;	
+		lp->td_ring[lp->tx_next_done].link = 0;
+		lp->td_ring[lp->tx_next_done].ca = 0;
+		lp->tx_count --;
+		
+		/* go on to next transmission */
+		lp->tx_next_done = (lp->tx_next_done + 1) & RC32434_TDS_MASK;
+		td = &lp->td_ring[lp->tx_next_done];
+		
+	}
+	
+	dmas = __raw_readl(&lp->tx_dma_regs->dmas);
+	__raw_writel( ~dmas, &lp->tx_dma_regs->dmas);
+	
+	/* Enable F E bit in Tx DMA */
+	__raw_writel(__raw_readl(&lp->tx_dma_regs->dmasm) & ~(DMASM_f_m | DMASM_e_m), &lp->tx_dma_regs->dmasm); 
+	spin_unlock_irqrestore(&lp->lock, flags);
+	
+}
+
+
+static struct net_device_stats * rc32434_get_stats(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	return &lp->stats;
+}
+
+
+/*
+ * Set or clear the multicast filter for this adaptor.
+ */
+static void rc32434_multicast_list(struct net_device *dev)
+{   
+	/* listen to broadcasts always and to treat 	*/
+	/*       IFF bits independantly	*/
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	unsigned long flags;
+	u32 recognise = ETHARC_ab_m; 		/* always accept broadcasts */
+	
+	if (dev->flags & IFF_PROMISC)         		/* set promiscuous mode */
+		recognise |= ETHARC_pro_m;
+	
+	if ((dev->flags & IFF_ALLMULTI) || (dev->mc_count > 15))
+		recognise |= ETHARC_am_m;    	  	/* all multicast & bcast */
+	else if (dev->mc_count > 0) {
+		DBG(2, __FUNCTION__ ": mc_count %d\n", dev->mc_count);
+		recognise |= ETHARC_am_m;    	  	/* for the time being */
+	}
+	
+	spin_lock_irqsave(&lp->lock, flags);
+	__raw_writel(recognise, &lp->eth_regs->etharc);
+	spin_unlock_irqrestore(&lp->lock, flags);
+}
+
+
+static void rc32434_tx_timeout(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	unsigned long flags;
+	
+	spin_lock_irqsave(&lp->lock, flags);
+	rc32434_restart(dev);
+	spin_unlock_irqrestore(&lp->lock, flags);
+	
+}
+
+
+/*
+ * Initialize the RC32434 ethernet controller.
+ */
+static int rc32434_init(struct net_device *dev)
+{
+	struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+	int i, j;
+	
+	/* Disable DMA */       
+	rc32434_abort_tx(dev);
+	rc32434_abort_rx(dev); 
+	
+	/* reset ethernet logic */ 
+	__raw_writel(0, &lp->eth_regs->ethintfc);
+	while((__raw_readl(&lp->eth_regs->ethintfc) & ETHINTFC_rip_m))
+		dev->trans_start = jiffies;	
+	
+	/* Enable Ethernet Interface */ 
+	__raw_writel(ETHINTFC_en_m, &lp->eth_regs->ethintfc); 
+	
+#ifndef CONFIG_IDT_USE_NAPI
+	tasklet_disable(lp->rx_tasklet);
+#endif
+	tasklet_disable(lp->tx_tasklet);
+	
+	/* Initialize the transmit Descriptors */
+	for (i = 0; i < RC32434_NUM_TDS; i++) {
+		lp->td_ring[i].control = DMAD_iof_m;
+		lp->td_ring[i].devcs = ETHTX_fd_m | ETHTX_ld_m;
+		lp->td_ring[i].ca = 0;
+		lp->td_ring[i].link = 0;
+		if (lp->tx_skb[i] != NULL) {
+			dev_kfree_skb_any(lp->tx_skb[i]);
+			lp->tx_skb[i] = NULL;
+		}
+	}
+	lp->tx_next_done = lp->tx_chain_head = lp->tx_chain_tail = 	lp->tx_full = lp->tx_count = 0;
+	lp->	tx_chain_status = empty;
+	
+	/*
+	 * Initialize the receive descriptors so that they
+	 * become a circular linked list, ie. let the last
+	 * descriptor point to the first again.
+	 */
+	for (i=0; i<RC32434_NUM_RDS; i++) {
+		struct sk_buff *skb = lp->rx_skb[i];
+		
+		if (lp->rx_skb[i] == NULL) {
+			skb = dev_alloc_skb(RC32434_RBSIZE + 2);
+			if (skb == NULL) {
+				ERR("No memory in the system\n");
+				for (j = 0; j < RC32434_NUM_RDS; j ++)
+					if (lp->rx_skb[j] != NULL) 
+						dev_kfree_skb_any(lp->rx_skb[j]);
+				
+				return 1;
+			}
+			else {
+				skb->dev = dev;
+				skb_reserve(skb, 2);
+				lp->rx_skb[i] = skb;
+				lp->rd_ring[i].ca = CPHYSADDR(skb->data); 
+				
+			}
+		}
+		lp->rd_ring[i].control =	DMAD_iod_m | DMA_COUNT(RC32434_RBSIZE);
+		lp->rd_ring[i].devcs = 0;
+		lp->rd_ring[i].ca = CPHYSADDR(skb->data);
+		lp->rd_ring[i].link = CPHYSADDR(&lp->rd_ring[i+1]);
+		
+	}
+	/* loop back */
+	lp->rd_ring[RC32434_NUM_RDS-1].link = CPHYSADDR(&lp->rd_ring[0]);
+	lp->rx_next_done   = 0;
+	
+	lp->rd_ring[RC32434_NUM_RDS-1].control |= DMAD_cod_m;
+	lp->rx_chain_head = 0;
+	lp->rx_chain_tail = 0;
+	lp->rx_chain_status = empty;
+	
+	__raw_writel(0, &lp->rx_dma_regs->dmas);
+	/* Start Rx DMA */
+	rc32434_start_rx(lp, &lp->rd_ring[0]);
+	
+	/* Enable F E bit in Tx DMA */
+	__raw_writel(__raw_readl(&lp->tx_dma_regs->dmasm) & ~(DMASM_f_m | DMASM_e_m), &lp->tx_dma_regs->dmasm); 
+	/* Enable D H E bit in Rx DMA */
+	__raw_writel(__raw_readl(&lp->rx_dma_regs->dmasm) & ~(DMASM_d_m | DMASM_h_m | DMASM_e_m), &lp->rx_dma_regs->dmasm); 
+	
+	/* Accept only packets destined for this Ethernet device address */
+	__raw_writel(ETHARC_ab_m, &lp->eth_regs->etharc); 
+	
+	/* Set all Ether station address registers to their initial values */ 
+	__raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal0); 
+	__raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah0);
+	
+	__raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal1); 
+	__raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah1);
+	
+	__raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal2); 
+	__raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah2);
+	
+	__raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal3); 
+	__raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah3); 
+	
+	
+	/* Frame Length Checking, Pad Enable, CRC Enable, Full Duplex set */ 
+	__raw_writel(ETHMAC2_pe_m | ETHMAC2_cen_m | ETHMAC2_fd_m, &lp->eth_regs->ethmac2);  
+	//ETHMAC2_flc_m		ETHMAC2_fd_m	lp->duplex_mode
+	
+	/* Back to back inter-packet-gap */ 
+	__raw_writel(0x15, &lp->eth_regs->ethipgt); 
+	/* Non - Back to back inter-packet-gap */ 
+	__raw_writel(0x12, &lp->eth_regs->ethipgr); 
+	
+	/* Management Clock Prescaler Divisor */
+	/* Clock independent setting */
+	__raw_writel(((idt_cpu_freq)/MII_CLOCK+1) & ~1,
+		       &lp->eth_regs->ethmcp);
+	
+	/* don't transmit until fifo contains 48b */
+	__raw_writel(48, &lp->eth_regs->ethfifott);
+	
+	__raw_writel(ETHMAC1_re_m, &lp->eth_regs->ethmac1);
+	
+#ifndef CONFIG_IDT_USE_NAPI
+	tasklet_enable(lp->rx_tasklet);
+#endif
+	tasklet_enable(lp->tx_tasklet);
+	
+	netif_start_queue(dev);
+	
+	return 0; 
+}
+
+static struct platform_driver korina_driver = {
+	.driver.name = "korina",
+	.probe = rc32434_probe,
+	.remove = rc32434_remove,
+};
+
+static int __init rc32434_init_module(void)
+{
+	return platform_driver_register(&korina_driver);
+}
+
+static void rc32434_cleanup_module(void)
+{
+	return platform_driver_unregister(&korina_driver);
+}
+
+module_init(rc32434_init_module);
+module_exit(rc32434_cleanup_module);
diff --git a/target/linux/rb532/files-2.6.23/drivers/net/rc32434_eth.h b/target/linux/rb532/files-2.6.23/drivers/net/rc32434_eth.h
new file mode 100644
index 0000000000..eaa0bfe51b
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/drivers/net/rc32434_eth.h
@@ -0,0 +1,178 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     Definitions for IDT RC32434 on-chip ethernet controller.
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ * Aug 2004
+ *
+ * Added NAPI
+ *
+ **************************************************************************
+ */
+
+
+#include  <asm/rc32434/rc32434.h>
+#include  <asm/rc32434/dma_v.h>
+#include  <asm/rc32434/eth_v.h>
+
+#define CONFIG_IDT_USE_NAPI 1
+#define RC32434_DEBUG	2
+//#define RC32434_PROC_DEBUG
+#undef	RC32434_DEBUG
+
+#ifdef RC32434_DEBUG
+
+/* use 0 for production, 1 for verification, >2 for debug */
+static int rc32434_debug = RC32434_DEBUG;
+#define ASSERT(expr) \
+	if(!(expr)) {	\
+		printk( "Assertion failed! %s,%s,%s,line=%d\n",	\
+		#expr,__FILE__,__FUNCTION__,__LINE__);		}
+#define DBG(lvl, format, arg...) if (rc32434_debug > lvl) printk(KERN_INFO "%s: " format, dev->name , ## arg)
+#else
+#define ASSERT(expr) do {} while (0)
+#define DBG(lvl, format, arg...) do {} while (0)
+#endif
+
+#define INFO(format, arg...) printk(KERN_INFO "%s: " format, dev->name , ## arg)
+#define ERR(format, arg...) printk(KERN_ERR "%s: " format, dev->name , ## arg)
+#define WARN(format, arg...) printk(KERN_WARNING "%s: " format, dev->name , ## arg)		
+
+/* the following must be powers of two */
+#ifdef CONFIG_IDT_USE_NAPI
+#define RC32434_NUM_RDS    64    		/* number of receive descriptors */
+#define RC32434_NUM_TDS    64    		/* number of transmit descriptors */
+#else
+#define RC32434_NUM_RDS    128    		/* number of receive descriptors */
+#define RC32434_NUM_TDS    128    		/* number of transmit descriptors */
+#endif
+
+#define RC32434_RBSIZE     1536  		/* size of one resource buffer = Ether MTU */
+#define RC32434_RDS_MASK   (RC32434_NUM_RDS-1)
+#define RC32434_TDS_MASK   (RC32434_NUM_TDS-1)
+#define RD_RING_SIZE (RC32434_NUM_RDS * sizeof(struct DMAD_s))
+#define TD_RING_SIZE (RC32434_NUM_TDS * sizeof(struct DMAD_s))
+
+#define RC32434_TX_TIMEOUT HZ * 100
+
+#define rc32434_eth0_regs ((ETH_t)(ETH0_VirtualAddress))
+#define rc32434_eth1_regs ((ETH_t)(ETH1_VirtualAddress))
+
+enum status	{ filled,	empty};
+#define IS_DMA_FINISHED(X)   (((X) & (DMAD_f_m)) != 0)
+#define IS_DMA_DONE(X)   (((X) & (DMAD_d_m)) != 0)
+
+
+/* Information that need to be kept for each board. */
+struct rc32434_local {
+	ETH_t  eth_regs;
+	DMA_Chan_t  rx_dma_regs;
+	DMA_Chan_t  tx_dma_regs;
+	volatile DMAD_t   td_ring;			/* transmit descriptor ring */ 
+	volatile DMAD_t   rd_ring;			/* receive descriptor ring  */
+	
+	struct sk_buff* tx_skb[RC32434_NUM_TDS]; 	/* skbuffs for pkt to trans */
+	struct sk_buff* rx_skb[RC32434_NUM_RDS]; 	/* skbuffs for pkt to trans */
+	
+#ifndef CONFIG_IDT_USE_NAPI
+	struct tasklet_struct * rx_tasklet;
+#endif
+	struct tasklet_struct * tx_tasklet;
+	
+	int	rx_next_done;
+	int	rx_chain_head;
+	int	rx_chain_tail;
+	enum status	rx_chain_status;
+	
+	int	tx_next_done;
+	int	tx_chain_head;
+	int	tx_chain_tail;
+	enum status	tx_chain_status;
+	int tx_count;			
+	int	tx_full;
+	
+	struct timer_list    mii_phy_timer;
+	unsigned long duplex_mode;
+	
+	int   	rx_irq;
+	int    tx_irq;
+	int    ovr_irq;
+	int    und_irq;
+	
+	struct net_device_stats stats;
+	spinlock_t lock; 
+	
+	/* debug /proc entry */
+	struct proc_dir_entry *ps;
+	int dma_halt_cnt;  int dma_run_cnt;
+};
+
+extern unsigned int idt_cpu_freq;
+
+/* Index to functions, as function prototypes. */
+static int rc32434_open(struct net_device *dev);
+static int rc32434_send_packet(struct sk_buff *skb, struct net_device *dev);
+static void rc32434_mii_handler(unsigned long data);
+static irqreturn_t  rc32434_und_interrupt(int irq, void *dev_id);
+static irqreturn_t rc32434_rx_dma_interrupt(int irq, void *dev_id);
+static irqreturn_t rc32434_tx_dma_interrupt(int irq, void *dev_id);
+#ifdef	RC32434_REVISION	
+static irqreturn_t rc32434_ovr_interrupt(int irq, void *dev_id);
+#endif
+static int  rc32434_close(struct net_device *dev);
+static struct net_device_stats *rc32434_get_stats(struct net_device *dev);
+static void rc32434_multicast_list(struct net_device *dev);
+static int  rc32434_init(struct net_device *dev);
+static void rc32434_tx_timeout(struct net_device *dev);
+
+static void rc32434_tx_tasklet(unsigned long tx_data_dev);
+#ifdef CONFIG_IDT_USE_NAPI
+static int rc32434_poll(struct net_device *rx_data_dev, int *budget);
+#else
+static void rc32434_rx_tasklet(unsigned long rx_data_dev);
+#endif
+static void rc32434_cleanup_module(void);
+
+
+static inline void rc32434_abort_dma(struct net_device *dev, DMA_Chan_t ch)
+{
+	if (__raw_readl(&ch->dmac) & DMAC_run_m) {
+		__raw_writel(0x10, &ch->dmac); 
+		
+		while (!(__raw_readl(&ch->dmas) & DMAS_h_m))
+			dev->trans_start = jiffies;		
+		
+		__raw_writel(0, &ch->dmas);  
+	}
+	
+	__raw_writel(0, &ch->dmadptr); 
+	__raw_writel(0, &ch->dmandptr); 
+}
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/ddr.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/ddr.h
new file mode 100644
index 0000000000..03923a6588
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/ddr.h
@@ -0,0 +1,173 @@
+#ifndef __IDT_DDR_H__
+#define __IDT_DDR_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *		All rights reserved.
+ *
+ * DDR register definition.
+ *
+ * File   : $Id: ddr.h,v 1.2 2002/06/06 18:34:03 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *          $Log: ddr.h,v $
+ *          Revision 1.2  2002/06/06 18:34:03  astichte
+ *          Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *
+ *          Revision 1.1  2002/05/29 17:33:21  sysarch
+ *          jba File moved from vcode/include/idt/acacia
+ *
+ *
+ ******************************************************************************/
+
+enum
+{
+	DDR0_PhysicalAddress	= 0x18018000,
+	DDR_PhysicalAddress	= DDR0_PhysicalAddress,		// Default
+
+	DDR0_VirtualAddress	= 0xb8018000,
+	DDR_VirtualAddress	= DDR0_VirtualAddress,		// Default
+} ;
+
+typedef struct DDR_s
+{
+	u32	ddrbase ;
+	u32	ddrmask ;
+	u32	res1;
+	u32	res2;
+	u32	ddrc ;
+	u32	ddrabase ;
+	u32	ddramask ;
+	u32	ddramap ;
+	u32	ddrcust;
+	u32	ddrrdc;
+	u32	ddrspare;
+} volatile *DDR_t ;
+
+enum
+{
+	DDR0BASE_baseaddr_b	= 16,
+	DDR0BASE_baseaddr_m	= 0xffff0000,
+
+	DDR0MASK_mask_b		= 16,
+	DDR0MASK_mask_m		= 0xffff0000,
+
+	DDR1BASE_baseaddr_b	= 16,
+	DDR1BASE_baseaddr_m	= 0xffff0000,
+
+	DDR1MASK_mask_b		= 16,
+	DDR1MASK_mask_m		= 0xffff0000,
+
+	DDRC_ata_b		= 5,
+	DDRC_ata_m		= 0x000000E0,
+	DDRC_dbw_b		= 8,
+	DDRC_dbw_m		= 0x00000100,
+	DDRC_wr_b		= 9,
+	DDRC_wr_m		= 0x00000600,
+	DDRC_ps_b		= 11,
+	DDRC_ps_m		= 0x00001800,
+	DDRC_dtype_b		= 13,
+	DDRC_dtype_m		= 0x0000e000,
+	DDRC_rfc_b		= 16,
+	DDRC_rfc_m		= 0x000f0000,
+	DDRC_rp_b		= 20,
+	DDRC_rp_m		= 0x00300000,
+	DDRC_ap_b		= 22,
+	DDRC_ap_m		= 0x00400000,
+	DDRC_rcd_b		= 23,
+	DDRC_rcd_m		= 0x01800000,
+	DDRC_cl_b		= 25,
+	DDRC_cl_m		= 0x06000000,
+	DDRC_dbm_b		= 27,
+	DDRC_dbm_m		= 0x08000000,
+	DDRC_sds_b		= 28,
+	DDRC_sds_m		= 0x10000000,
+	DDRC_atp_b		= 29,
+	DDRC_atp_m		= 0x60000000,
+	DDRC_re_b		= 31,
+	DDRC_re_m		= 0x80000000,
+
+	DDRRDC_ces_b		= 0,
+	DDRRDC_ces_m		= 0x00000001,
+	DDRRDC_ace_b		= 1,
+	DDRRDC_ace_m		= 0x00000002,
+
+	DDRABASE_baseaddr_b	= 16,
+	DDRABASE_baseaddr_m	= 0xffff0000,
+
+	DDRAMASK_mask_b		= 16,
+	DDRAMASK_mask_m		= 0xffff0000,
+
+	DDRAMAP_map_b		= 16,
+	DDRAMAP_map_m		= 0xffff0000,
+
+	DDRCUST_cs_b		= 0,
+	DDRCUST_cs_m		= 0x00000003,
+	DDRCUST_we_b		= 2,
+	DDRCUST_we_m		= 0x00000004,
+	DDRCUST_ras_b		= 3,
+	DDRCUST_ras_m		= 0x00000008,
+	DDRCUST_cas_b		= 4,
+	DDRCUST_cas_m		= 0x00000010,
+	DDRCUST_cke_b		= 5,
+	DDRCUST_cke_m		= 0x00000020,
+	DDRCUST_ba_b		= 6,
+	DDRCUST_ba_m		= 0x000000c0,
+
+	RCOUNT_rcount_b		= 0,
+	RCOUNT_rcount_m		= 0x0000ffff,
+
+	RCOMPARE_rcompare_b	= 0,
+	RCOMPARE_rcompare_m	= 0x0000ffff,
+
+	RTC_ce_b		= 0,
+	RTC_ce_m		= 0x00000001,
+	RTC_to_b		= 1,
+	RTC_to_m		= 0x00000002,
+	RTC_rqe_b		= 2,
+	RTC_rqe_m		= 0x00000004,
+
+	DDRDQSC_dm_b		= 0,
+	DDRDQSC_dm_m		= 0x00000003,
+	DDRDQSC_dqsbs_b		= 2,
+	DDRDQSC_dqsbs_m		= 0x000000fc,
+	DDRDQSC_db_b		= 8,
+	DDRDQSC_db_m		= 0x00000100,
+	DDRDQSC_dbsp_b		= 9,
+	DDRDQSC_dbsp_m		= 0x01fffe00,
+	DDRDQSC_bdp_b		= 25,
+	DDRDQSC_bdp_m		= 0x7e000000,
+
+	DDRDLLC_eao_b		= 0,
+	DDRDLLC_eao_m		= 0x00000001,
+	DDRDLLC_eo_b		= 1,
+	DDRDLLC_eo_m		= 0x0000003e,
+	DDRDLLC_fs_b		= 6,
+	DDRDLLC_fs_m		= 0x000000c0,
+	DDRDLLC_as_b		= 8,
+	DDRDLLC_as_m		= 0x00000700,
+	DDRDLLC_sp_b		= 11,
+	DDRDLLC_sp_m		= 0x001ff800,
+
+	DDRDLLFC_men_b		= 0,
+	DDRDLLFC_men_m		= 0x00000001,
+	DDRDLLFC_aen_b		= 1,
+	DDRDLLFC_aen_m		= 0x00000002,
+	DDRDLLFC_ff_b		= 2,
+	DDRDLLFC_ff_m		= 0x00000004,
+
+	DDRDLLTA_addr_b		= 2,
+	DDRDLLTA_addr_m		= 0xfffffffc,
+
+	DDRDLLED_dbe_b		= 0,
+	DDRDLLED_dbe_m		= 0x00000001,
+	DDRDLLED_dte_b		= 1,
+	DDRDLLED_dte_m		= 0x00000002,
+	
+		
+} ;
+
+#endif	// __IDT_DDR_H__
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma.h
new file mode 100644
index 0000000000..2124f7e510
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma.h
@@ -0,0 +1,168 @@
+#ifndef __IDT_DMA_H__
+#define __IDT_DMA_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *		All rights reserved.
+ *
+ * DMA register definition.
+ *
+ * File   : $Id: dma.h,v 1.3 2002/06/06 18:34:03 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *	    $Log: dma.h,v $
+ *	    Revision 1.3  2002/06/06 18:34:03  astichte
+ *	    Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *	
+ *	    Revision 1.2  2002/06/05 18:30:46  astichte
+ *	    Removed IDTField
+ *	
+ *	    Revision 1.1  2002/05/29 17:33:21  sysarch
+ *	    jba File moved from vcode/include/idt/acacia
+ *	
+ *
+ ******************************************************************************/
+
+enum
+{
+	DMA0_PhysicalAddress	= 0x18040000,
+	DMA_PhysicalAddress	= DMA0_PhysicalAddress,		// Default
+
+	DMA0_VirtualAddress	= 0xb8040000,
+	DMA_VirtualAddress	= DMA0_VirtualAddress,		// Default
+} ;
+
+/*
+ * DMA descriptor (in physical memory).
+ */
+
+typedef struct DMAD_s
+{
+	u32			control ;	// Control. use DMAD_*
+	u32			ca ;		// Current Address.
+	u32			devcs ; 	// Device control and status.
+	u32			link ;		// Next descriptor in chain.
+} volatile *DMAD_t ;
+
+enum
+{
+	DMAD_size		= sizeof (struct DMAD_s),
+	DMAD_count_b		= 0,		// in DMAD_t -> control
+	DMAD_count_m		= 0x0003ffff,	// in DMAD_t -> control
+	DMAD_ds_b		= 20,		// in DMAD_t -> control
+	DMAD_ds_m		= 0x00300000,	// in DMAD_t -> control
+		DMAD_ds_ethRcv_v	= 0,
+		DMAD_ds_ethXmt_v	= 0,
+		DMAD_ds_memToFifo_v	= 0,
+		DMAD_ds_fifoToMem_v	= 0,
+		DMAD_ds_pciToMem_v	= 0,
+		DMAD_ds_memToPci_v	= 0,
+	
+	DMAD_devcmd_b		= 22,		// in DMAD_t -> control
+	DMAD_devcmd_m		= 0x01c00000,	// in DMAD_t -> control
+		DMAD_devcmd_byte_v	= 0,	//memory-to-memory
+		DMAD_devcmd_halfword_v	= 1,	//memory-to-memory
+		DMAD_devcmd_word_v	= 2,	//memory-to-memory
+		DMAD_devcmd_2words_v	= 3,	//memory-to-memory
+		DMAD_devcmd_4words_v	= 4,	//memory-to-memory
+		DMAD_devcmd_6words_v	= 5,	//memory-to-memory
+		DMAD_devcmd_8words_v	= 6,	//memory-to-memory
+		DMAD_devcmd_16words_v	= 7,	//memory-to-memory
+	DMAD_cof_b		= 25,		// chain on finished
+	DMAD_cof_m		= 0x02000000,	// 
+	DMAD_cod_b		= 26,		// chain on done
+	DMAD_cod_m		= 0x04000000,	// 
+	DMAD_iof_b		= 27,		// interrupt on finished
+	DMAD_iof_m		= 0x08000000,	// 
+	DMAD_iod_b		= 28,		// interrupt on done
+	DMAD_iod_m		= 0x10000000,	// 
+	DMAD_t_b		= 29,		// terminated
+	DMAD_t_m		= 0x20000000,	// 
+	DMAD_d_b		= 30,		// done
+	DMAD_d_m		= 0x40000000,	// 
+	DMAD_f_b		= 31,		// finished
+	DMAD_f_m		= 0x80000000,	// 
+} ;
+
+/*
+ * DMA register (within Internal Register Map).
+ */
+
+struct DMA_Chan_s
+{
+	u32		dmac ;		// Control.
+	u32		dmas ;		// Status.	
+	u32		dmasm ; 	// Mask.
+	u32		dmadptr ;	// Descriptor pointer.
+	u32		dmandptr ;	// Next descriptor pointer.
+};
+
+typedef struct DMA_Chan_s volatile *DMA_Chan_t ;
+
+//DMA_Channels	  use DMACH_count instead
+
+enum
+{
+	DMAC_run_b	= 0,		// 
+	DMAC_run_m	= 0x00000001,	// 
+	DMAC_dm_b	= 1,		// done mask
+	DMAC_dm_m	= 0x00000002,	// 
+	DMAC_mode_b	= 2,		// 
+	DMAC_mode_m	= 0x0000000c,	// 
+		DMAC_mode_auto_v	= 0,
+		DMAC_mode_burst_v	= 1,
+		DMAC_mode_transfer_v	= 2, //usually used
+		DMAC_mode_reserved_v	= 3,
+	DMAC_a_b	= 4,		// 
+	DMAC_a_m	= 0x00000010,	// 
+
+	DMAS_f_b	= 0,		// finished (sticky) 
+	DMAS_f_m	= 0x00000001,	//		     
+	DMAS_d_b	= 1,		// done (sticky)     
+	DMAS_d_m	= 0x00000002,	//		     
+	DMAS_c_b	= 2,		// chain (sticky)    
+	DMAS_c_m	= 0x00000004,	//		     
+	DMAS_e_b	= 3,		// error (sticky)    
+	DMAS_e_m	= 0x00000008,	//		     
+	DMAS_h_b	= 4,		// halt (sticky)     
+	DMAS_h_m	= 0x00000010,	//		     
+
+	DMASM_f_b	= 0,		// finished (1=mask)
+	DMASM_f_m	= 0x00000001,	// 
+	DMASM_d_b	= 1,		// done (1=mask)
+	DMASM_d_m	= 0x00000002,	// 
+	DMASM_c_b	= 2,		// chain (1=mask)
+	DMASM_c_m	= 0x00000004,	// 
+	DMASM_e_b	= 3,		// error (1=mask)
+	DMASM_e_m	= 0x00000008,	// 
+	DMASM_h_b	= 4,		// halt (1=mask)
+	DMASM_h_m	= 0x00000010,	// 
+} ;
+
+/*
+ * DMA channel definitions
+ */
+
+enum
+{
+	DMACH_ethRcv = 0,
+	DMACH_ethXmt = 1,
+	DMACH_memToFifo = 2,
+	DMACH_fifoToMem = 3,
+	DMACH_pciToMem = 4,
+	DMACH_memToPci = 5,
+	
+	DMACH_count //must be last
+};
+
+
+typedef struct DMAC_s
+{
+	struct DMA_Chan_s ch [DMACH_count] ; //use ch[DMACH_]
+} volatile *DMA_t ;
+
+#endif	// __IDT_DMA_H__
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma_v.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma_v.h
new file mode 100644
index 0000000000..81cb40505d
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma_v.h
@@ -0,0 +1,72 @@
+#ifndef __IDT_DMA_V_H__
+#define __IDT_DMA_V_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *		All rights reserved.
+ *
+ * DMA register definition.
+ *
+ * File   : $Id: dma.h,v 1.3 2002/06/06 18:34:03 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *	    $Log: dma.h,v $
+ *	    Revision 1.3  2002/06/06 18:34:03  astichte
+ *	    Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *	
+ *	    Revision 1.2  2002/06/05 18:30:46  astichte
+ *	    Removed IDTField
+ *	
+ *	    Revision 1.1  2002/05/29 17:33:21  sysarch
+ *	    jba File moved from vcode/include/idt/acacia
+ *	
+ *
+ ******************************************************************************/
+#include  <asm/rc32434/dma.h> 
+#include  <asm/rc32434/rc32434.h>
+#define DMA_CHAN_OFFSET  0x14
+#define IS_DMA_USED(X) (((X) & (DMAD_f_m | DMAD_d_m | DMAD_t_m)) != 0)
+#define DMA_COUNT(count)   \
+  ((count) & DMAD_count_m)
+
+#define DMA_HALT_TIMEOUT 500
+
+
+static inline int rc32434_halt_dma(DMA_Chan_t ch)
+{
+	int timeout=1;
+	if (local_readl(&ch->dmac) & DMAC_run_m) {
+		local_writel(0, &ch->dmac); 
+		for (timeout = DMA_HALT_TIMEOUT; timeout > 0; timeout--) {
+			if (local_readl(&ch->dmas) & DMAS_h_m) {
+				local_writel(0, &ch->dmas);  
+				break;
+			}
+		}
+	}
+
+	return timeout ? 0 : 1;
+}
+
+static inline void rc32434_start_dma(DMA_Chan_t ch, u32 dma_addr)
+{
+	local_writel(0, &ch->dmandptr); 
+	local_writel(dma_addr, &ch->dmadptr);
+}
+
+static inline void rc32434_chain_dma(DMA_Chan_t ch, u32 dma_addr)
+{
+	local_writel(dma_addr, &ch->dmandptr);
+}
+
+#endif	// __IDT_DMA_V_H__
+
+
+
+
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth.h
new file mode 100644
index 0000000000..2f42976508
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth.h
@@ -0,0 +1,320 @@
+#ifndef	__IDT_ETH_H__
+#define	__IDT_ETH_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *		All rights reserved.
+ *
+ * Ethernet register definition.
+ *
+ * File   : $Id: eth.h,v 1.3 2002/06/06 18:34:04 astichte Exp $
+ *
+ * Author : Allen.Stichter@idt.com
+ * Date   : 20020605
+ * Update :
+ *	    $Log: eth.h,v $
+ *	    Revision 1.3  2002/06/06 18:34:04  astichte
+ *	    Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *	
+ *	    Revision 1.2  2002/06/05 18:19:46  astichte
+ *	    Added
+ *	
+ *	    Revision 1.1  2002/05/29 17:33:22  sysarch
+ *	    jba File moved from vcode/include/idt/acacia
+ *
+ ******************************************************************************/
+
+enum
+{
+	ETH0_PhysicalAddress	= 0x18060000,
+	ETH_PhysicalAddress	= ETH0_PhysicalAddress,		// Default
+
+	ETH0_VirtualAddress	= 0xb8060000,
+	ETH_VirtualAddress	= ETH0_VirtualAddress,		// Default
+} ;
+
+typedef struct
+{
+	u32 ethintfc		;
+	u32 ethfifott		;
+	u32 etharc		;
+	u32 ethhash0		;
+	u32 ethhash1		;
+	u32 ethu0 [4]		;	// Reserved.	
+	u32 ethpfs		;
+	u32 ethmcp		;
+	u32 eth_u1 [10]		;	// Reserved.
+	u32 ethspare		;
+	u32 eth_u2 [42]		;	// Reserved. 
+	u32 ethsal0		;
+	u32 ethsah0		;
+	u32 ethsal1		;
+	u32 ethsah1		;
+	u32 ethsal2		;
+	u32 ethsah2		;
+	u32 ethsal3		;
+	u32 ethsah3		;
+	u32 ethrbc		;
+	u32 ethrpc		;
+	u32 ethrupc		;
+	u32 ethrfc		;
+	u32 ethtbc		;
+	u32 ethgpf		;
+	u32 eth_u9 [50]		;	// Reserved.	
+	u32 ethmac1		;
+	u32 ethmac2		;
+	u32 ethipgt		;
+	u32 ethipgr		;
+	u32 ethclrt		;
+	u32 ethmaxf		;
+	u32 eth_u10		;	// Reserved.	
+	u32 ethmtest		;
+	u32 miimcfg		;
+	u32 miimcmd		;
+	u32 miimaddr		;
+	u32 miimwtd		;
+	u32 miimrdd		;
+	u32 miimind		;
+	u32 eth_u11		;	// Reserved.
+	u32 eth_u12		;	// Reserved.
+	u32 ethcfsa0		;
+	u32 ethcfsa1		;
+	u32 ethcfsa2		;
+} volatile *ETH_t;
+
+enum
+{
+	ETHINTFC_en_b		= 0,
+	ETHINTFC_en_m		= 0x00000001,
+	ETHINTFC_its_b		= 1,
+	ETHINTFC_its_m		= 0x00000002,
+	ETHINTFC_rip_b		= 2,
+	ETHINTFC_rip_m		= 0x00000004,
+	ETHINTFC_jam_b		= 3,
+	ETHINTFC_jam_m		= 0x00000008,
+	ETHINTFC_ovr_b		= 4,
+	ETHINTFC_ovr_m		= 0x00000010,
+	ETHINTFC_und_b		= 5,
+	ETHINTFC_und_m		= 0x00000020,
+	ETHINTFC_iom_b 		= 6,
+	ETHINTFC_iom_m		= 0x000000c0,
+
+	ETHFIFOTT_tth_b		= 0,
+	ETHFIFOTT_tth_m		= 0x0000007f,
+
+	ETHARC_pro_b		= 0,
+	ETHARC_pro_m		= 0x00000001,
+	ETHARC_am_b		= 1,
+	ETHARC_am_m		= 0x00000002,
+	ETHARC_afm_b		= 2,
+	ETHARC_afm_m		= 0x00000004,
+	ETHARC_ab_b		= 3,
+	ETHARC_ab_m		= 0x00000008,
+
+	ETHSAL_byte5_b		= 0,
+	ETHSAL_byte5_m		= 0x000000ff,
+	ETHSAL_byte4_b		= 8,
+	ETHSAL_byte4_m		= 0x0000ff00,
+	ETHSAL_byte3_b		= 16,
+	ETHSAL_byte3_m		= 0x00ff0000,
+	ETHSAL_byte2_b		= 24,
+	ETHSAL_byte2_m		= 0xff000000,
+
+	ETHSAH_byte1_b		= 0,
+	ETHSAH_byte1_m		= 0x000000ff,
+	ETHSAH_byte0_b		= 8,
+	ETHSAH_byte0_m		= 0x0000ff00,
+	
+	ETHGPF_ptv_b		= 0,
+	ETHGPF_ptv_m		= 0x0000ffff,
+
+	ETHPFS_pfd_b		= 0,
+	ETHPFS_pfd_m		= 0x00000001,
+
+	ETHCFSA0_cfsa4_b	= 0,
+	ETHCFSA0_cfsa4_m	= 0x000000ff,
+	ETHCFSA0_cfsa5_b	= 8,
+	ETHCFSA0_cfsa5_m	= 0x0000ff00,
+
+	ETHCFSA1_cfsa2_b	= 0,
+	ETHCFSA1_cfsa2_m	= 0x000000ff,
+	ETHCFSA1_cfsa3_b	= 8,
+	ETHCFSA1_cfsa3_m	= 0x0000ff00,
+
+	ETHCFSA2_cfsa0_b	= 0,
+	ETHCFSA2_cfsa0_m	= 0x000000ff,
+	ETHCFSA2_cfsa1_b	= 8,
+	ETHCFSA2_cfsa1_m	= 0x0000ff00,
+
+	ETHMAC1_re_b		= 0,
+	ETHMAC1_re_m		= 0x00000001,
+	ETHMAC1_paf_b		= 1,
+	ETHMAC1_paf_m		= 0x00000002,
+	ETHMAC1_rfc_b		= 2,
+	ETHMAC1_rfc_m		= 0x00000004,
+	ETHMAC1_tfc_b		= 3,
+	ETHMAC1_tfc_m		= 0x00000008,
+	ETHMAC1_lb_b		= 4,
+	ETHMAC1_lb_m		= 0x00000010,
+	ETHMAC1_mr_b		= 31,
+	ETHMAC1_mr_m		= 0x80000000,
+
+	ETHMAC2_fd_b		= 0,
+	ETHMAC2_fd_m		= 0x00000001,
+	ETHMAC2_flc_b		= 1,
+	ETHMAC2_flc_m		= 0x00000002,
+	ETHMAC2_hfe_b		= 2,
+	ETHMAC2_hfe_m		= 0x00000004,
+	ETHMAC2_dc_b		= 3,
+	ETHMAC2_dc_m		= 0x00000008,
+	ETHMAC2_cen_b		= 4,
+	ETHMAC2_cen_m		= 0x00000010,
+	ETHMAC2_pe_b		= 5,
+	ETHMAC2_pe_m		= 0x00000020,
+	ETHMAC2_vpe_b		= 6,
+	ETHMAC2_vpe_m		= 0x00000040,
+	ETHMAC2_ape_b		= 7,
+	ETHMAC2_ape_m		= 0x00000080,
+	ETHMAC2_ppe_b		= 8,
+	ETHMAC2_ppe_m		= 0x00000100,
+	ETHMAC2_lpe_b		= 9,
+	ETHMAC2_lpe_m		= 0x00000200,
+	ETHMAC2_nb_b		= 12,
+	ETHMAC2_nb_m		= 0x00001000,
+	ETHMAC2_bp_b		= 13,
+	ETHMAC2_bp_m		= 0x00002000,
+	ETHMAC2_ed_b		= 14,
+	ETHMAC2_ed_m		= 0x00004000,
+
+	ETHIPGT_ipgt_b		= 0,
+	ETHIPGT_ipgt_m		= 0x0000007f,
+
+	ETHIPGR_ipgr2_b		= 0,
+	ETHIPGR_ipgr2_m		= 0x0000007f,
+	ETHIPGR_ipgr1_b		= 8,
+	ETHIPGR_ipgr1_m		= 0x00007f00,
+
+	ETHCLRT_maxret_b	= 0,
+	ETHCLRT_maxret_m	= 0x0000000f,
+	ETHCLRT_colwin_b	= 8,
+	ETHCLRT_colwin_m	= 0x00003f00,
+
+	ETHMAXF_maxf_b		= 0,
+	ETHMAXF_maxf_m		= 0x0000ffff,
+
+	ETHMTEST_tb_b		= 2,
+	ETHMTEST_tb_m		= 0x00000004,
+
+	ETHMCP_div_b		= 0,
+	ETHMCP_div_m		= 0x000000ff,
+	
+	MIIMCFG_rsv_b		= 0,
+	MIIMCFG_rsv_m		= 0x0000000c,
+
+	MIIMCMD_rd_b		= 0,
+	MIIMCMD_rd_m		= 0x00000001,
+	MIIMCMD_scn_b		= 1,
+	MIIMCMD_scn_m		= 0x00000002,
+
+	MIIMADDR_regaddr_b	= 0,
+	MIIMADDR_regaddr_m	= 0x0000001f,
+	MIIMADDR_phyaddr_b	= 8,
+	MIIMADDR_phyaddr_m	= 0x00001f00,
+
+	MIIMWTD_wdata_b		= 0,
+	MIIMWTD_wdata_m		= 0x0000ffff,
+
+	MIIMRDD_rdata_b		= 0,
+	MIIMRDD_rdata_m		= 0x0000ffff,
+
+	MIIMIND_bsy_b		= 0,
+	MIIMIND_bsy_m		= 0x00000001,
+	MIIMIND_scn_b		= 1,
+	MIIMIND_scn_m		= 0x00000002,
+	MIIMIND_nv_b		= 2,
+	MIIMIND_nv_m		= 0x00000004,
+
+} ;
+
+/*
+ * Values for the DEVCS field of the Ethernet DMA Rx and Tx descriptors.
+ */
+enum
+{
+	ETHRX_fd_b		= 0,
+	ETHRX_fd_m		= 0x00000001,
+	ETHRX_ld_b		= 1,
+	ETHRX_ld_m		= 0x00000002,
+	ETHRX_rok_b		= 2,
+	ETHRX_rok_m		= 0x00000004,
+	ETHRX_fm_b		= 3,
+	ETHRX_fm_m		= 0x00000008,
+	ETHRX_mp_b		= 4,
+	ETHRX_mp_m		= 0x00000010,
+	ETHRX_bp_b		= 5,
+	ETHRX_bp_m		= 0x00000020,
+	ETHRX_vlt_b		= 6,
+	ETHRX_vlt_m		= 0x00000040,
+	ETHRX_cf_b		= 7,
+	ETHRX_cf_m		= 0x00000080,
+	ETHRX_ovr_b		= 8,
+	ETHRX_ovr_m		= 0x00000100,
+	ETHRX_crc_b		= 9,
+	ETHRX_crc_m		= 0x00000200,
+	ETHRX_cv_b		= 10,
+	ETHRX_cv_m		= 0x00000400,
+	ETHRX_db_b		= 11,
+	ETHRX_db_m		= 0x00000800,
+	ETHRX_le_b		= 12,
+	ETHRX_le_m		= 0x00001000,
+	ETHRX_lor_b		= 13,
+	ETHRX_lor_m		= 0x00002000,
+	ETHRX_ces_b		= 14,
+	ETHRX_ces_m		= 0x00004000,
+	ETHRX_length_b		= 16,
+	ETHRX_length_m		= 0xffff0000,
+
+	ETHTX_fd_b		= 0,
+	ETHTX_fd_m		= 0x00000001,
+	ETHTX_ld_b		= 1,
+	ETHTX_ld_m		= 0x00000002,
+	ETHTX_oen_b		= 2,
+	ETHTX_oen_m		= 0x00000004,
+	ETHTX_pen_b		= 3,
+	ETHTX_pen_m		= 0x00000008,
+	ETHTX_cen_b		= 4,
+	ETHTX_cen_m		= 0x00000010,
+	ETHTX_hen_b		= 5,
+	ETHTX_hen_m		= 0x00000020,
+	ETHTX_tok_b		= 6,
+	ETHTX_tok_m		= 0x00000040,
+	ETHTX_mp_b		= 7,
+	ETHTX_mp_m		= 0x00000080,
+	ETHTX_bp_b		= 8,
+	ETHTX_bp_m		= 0x00000100,
+	ETHTX_und_b		= 9,
+	ETHTX_und_m		= 0x00000200,
+	ETHTX_of_b		= 10,
+	ETHTX_of_m		= 0x00000400,
+	ETHTX_ed_b		= 11,
+	ETHTX_ed_m		= 0x00000800,
+	ETHTX_ec_b		= 12,
+	ETHTX_ec_m		= 0x00001000,
+	ETHTX_lc_b		= 13,
+	ETHTX_lc_m		= 0x00002000,
+	ETHTX_td_b		= 14,
+	ETHTX_td_m		= 0x00004000,
+	ETHTX_crc_b		= 15,
+	ETHTX_crc_m		= 0x00008000,
+	ETHTX_le_b		= 16,
+	ETHTX_le_m		= 0x00010000,
+	ETHTX_cc_b		= 17,
+	ETHTX_cc_m		= 0x001E0000,
+} ;
+
+#endif	// __IDT_ETH_H__
+
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth_v.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth_v.h
new file mode 100644
index 0000000000..3ea03c6725
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth_v.h
@@ -0,0 +1,63 @@
+#ifndef	__IDT_ETH_V_H__
+#define	__IDT_ETH_V_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *		All rights reserved.
+ *
+ * Ethernet register definition.
+ *
+ * File   : $Id: eth.h,v 1.3 2002/06/06 18:34:04 astichte Exp $
+ *
+ * Author : Allen.Stichter@idt.com
+ * Date   : 20020605
+ * Update :
+ *	    $Log: eth.h,v $
+ *	    Revision 1.3  2002/06/06 18:34:04  astichte
+ *	    Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *	
+ *	    Revision 1.2  2002/06/05 18:19:46  astichte
+ *	    Added
+ *	
+ *	    Revision 1.1  2002/05/29 17:33:22  sysarch
+ *	    jba File moved from vcode/include/idt/acacia
+ *
+ ******************************************************************************/
+
+#include  <asm/rc32434/eth.h> 
+
+#define IS_TX_TOK(X)         (((X) & (1<<ETHTX_tok_b)) >> ETHTX_tok_b )   /* Transmit Okay    */
+#define IS_TX_MP(X)          (((X) & (1<<ETHTX_mp_b))  >> ETHTX_mp_b )    /* Multicast        */
+#define IS_TX_BP(X)          (((X) & (1<<ETHTX_bp_b))  >> ETHTX_bp_b )    /* Broadcast        */
+#define IS_TX_UND_ERR(X)     (((X) & (1<<ETHTX_und_b)) >> ETHTX_und_b )   /* Transmit FIFO Underflow */
+#define IS_TX_OF_ERR(X)      (((X) & (1<<ETHTX_of_b))  >> ETHTX_of_b )    /* Oversized frame  */
+#define IS_TX_ED_ERR(X)      (((X) & (1<<ETHTX_ed_b))  >> ETHTX_ed_b )    /* Excessive deferral  */
+#define IS_TX_EC_ERR(X)      (((X) & (1<<ETHTX_ec_b))  >> ETHTX_ec_b)     /* Excessive collisions  */
+#define IS_TX_LC_ERR(X)      (((X) & (1<<ETHTX_lc_b))  >> ETHTX_lc_b )    /* Late Collision   */
+#define IS_TX_TD_ERR(X)      (((X) & (1<<ETHTX_td_b))  >> ETHTX_td_b )    /* Transmit deferred*/
+#define IS_TX_CRC_ERR(X)     (((X) & (1<<ETHTX_crc_b)) >> ETHTX_crc_b )   /* CRC Error        */
+#define IS_TX_LE_ERR(X)      (((X) & (1<<ETHTX_le_b))  >>  ETHTX_le_b )    /* Length Error     */
+
+#define TX_COLLISION_COUNT(X) (((X) & ETHTX_cc_m)>>ETHTX_cc_b)  /* Collision Count  */
+
+#define IS_RCV_ROK(X)        (((X) & (1<<ETHRX_rok_b)) >> ETHRX_rok_b)    /* Receive Okay     */
+#define IS_RCV_FM(X)         (((X) & (1<<ETHRX_fm_b))  >> ETHRX_fm_b)     /* Is Filter Match  */
+#define IS_RCV_MP(X)         (((X) & (1<<ETHRX_mp_b))  >> ETHRX_mp_b)     /* Is it MP         */
+#define IS_RCV_BP(X)         (((X) & (1<<ETHRX_bp_b))  >> ETHRX_bp_b)     /* Is it BP         */
+#define IS_RCV_VLT(X)        (((X) & (1<<ETHRX_vlt_b)) >> ETHRX_vlt_b)    /* VLAN Tag Detect  */
+#define IS_RCV_CF(X)         (((X) & (1<<ETHRX_cf_b))  >> ETHRX_cf_b)     /* Control Frame    */
+#define IS_RCV_OVR_ERR(X)    (((X) & (1<<ETHRX_ovr_b)) >> ETHRX_ovr_b)    /* Receive Overflow */
+#define IS_RCV_CRC_ERR(X)    (((X) & (1<<ETHRX_crc_b)) >> ETHRX_crc_b)    /* CRC Error        */
+#define IS_RCV_CV_ERR(X)     (((X) & (1<<ETHRX_cv_b))  >> ETHRX_cv_b)     /* Code Violation   */
+#define IS_RCV_DB_ERR(X)     (((X) & (1<<ETHRX_db_b))  >> ETHRX_db_b)     /* Dribble Bits     */
+#define IS_RCV_LE_ERR(X)     (((X) & (1<<ETHRX_le_b))  >> ETHRX_le_b)     /* Length error     */
+#define IS_RCV_LOR_ERR(X)    (((X) & (1<<ETHRX_lor_b)) >> ETHRX_lor_b)    /* Length Out of Range */
+#define IS_RCV_CES_ERR(X)    (((X) & (1<<ETHRX_ces_b)) >> ETHRX_ces_b)  /* Preamble error   */
+#define RCVPKT_LENGTH(X)     (((X) & ETHRX_length_m) >> ETHRX_length_b)   /* Length of the received packet */
+#endif	// __IDT_ETH_V_H__
+
+
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/gpio.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/gpio.h
new file mode 100644
index 0000000000..859b9c9219
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/gpio.h
@@ -0,0 +1,122 @@
+/*
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *	All rights reserved.
+ *
+ * GPIO register definition.
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Copyright (C) 2001, 2002 Ryan Holm <ryan.holmQVist@idt.com>
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#ifndef _RC32434_GPIO_H_
+#define _RC32434_GPIO_H_
+
+#include <linux/types.h>
+
+struct rb500_gpio_reg {
+	u32   gpiofunc;   /* GPIO Function Register
+			   * gpiofunc[x]==0 bit = gpio
+			   * func[x]==1  bit = altfunc
+			   */
+	u32   gpiocfg;	  /* GPIO Configuration Register
+			   * gpiocfg[x]==0 bit = input
+			   * gpiocfg[x]==1 bit = output
+			   */
+	u32   gpiod;	  /* GPIO Data Register
+			   * gpiod[x] read/write gpio pinX status
+			   */
+	u32   gpioilevel; /* GPIO Interrupt Status Register
+			   * interrupt level (see gpioistat)
+			   */
+	u32   gpioistat;  /* Gpio Interrupt Status Register
+			   * istat[x] = (gpiod[x] == level[x])
+			   * cleared in ISR (STICKY bits)
+			   */
+	u32   gpionmien;  /* GPIO Non-maskable Interrupt Enable Register */
+};
+
+/* UART GPIO signals */
+#define RC32434_UART0_SOUT	(1 << 0)
+#define RC32434_UART0_SIN	(1 << 1)
+#define RC32434_UART0_RTS	(1 << 2)
+#define RC32434_UART0_CTS	(1 << 3)
+
+/* M & P bus GPIO signals */
+#define RC32434_MP_BIT_22	(1 << 4)
+#define RC32434_MP_BIT_23	(1 << 5)
+#define RC32434_MP_BIT_24	(1 << 6)
+#define RC32434_MP_BIT_25	(1 << 7)
+
+/* CPU GPIO signals */
+#define RC32434_CPU_GPIO	(1 << 8)
+
+/* Reserved GPIO signals */
+#define RC32434_AF_SPARE_6	(1 << 9)
+#define RC32434_AF_SPARE_4	(1 << 10)
+#define RC32434_AF_SPARE_3	(1 << 11)
+#define RC32434_AF_SPARE_2	(1 << 12)
+
+/* PCI messaging unit */
+#define RC32434_PCI_MSU_GPIO	(1 << 13)
+
+extern int rb500_gpio_get_value(unsigned gpio);
+extern void rb500_gpio_set_value(unsigned gpio, int value);
+extern int rb500_gpio_direction_input(unsigned gpio);
+extern int rb500_gpio_direction_output(unsigned gpio, int value);
+extern void rb500_gpio_set_int_level(unsigned gpio, int value);
+extern int rb500_gpio_get_int_level(unsigned gpio);
+extern void rb500_gpio_set_int_status(unsigned gpio, int value);
+extern int rb500_gpio_get_int_status(unsigned gpio);
+extern void rb500_gpio_set_func(unsigned gpio, int value);
+extern int rb500_gpio_get_func(unsigned gpio);
+
+
+/* Wrappers for the arch-neutral GPIO API */
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+	/* Not yet implemented */
+	return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+	/* Not yet implemented */
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+	return rb500_gpio_direction_input(gpio);
+}
+
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
+	return rb500_gpio_direction_output(gpio, value);
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+	return rb500_gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+	rb500_gpio_set_value(gpio, value);
+}
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+	return gpio;
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+	return irq;
+}
+
+/* For cansleep */
+#include <asm-generic/gpio.h>
+
+#endif /* _RC32434_GPIO_H_ */
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/integ.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/integ.h
new file mode 100644
index 0000000000..a9e99e4be7
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/integ.h
@@ -0,0 +1,76 @@
+#ifndef __IDT_INTEG_H__
+#define __IDT_INTEG_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *		All rights reserved.
+ *
+ * System Integrity register definition.
+ *
+ * File   : $Id: integ.h,v 1.3 2002/06/06 18:34:04 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *	    $Log: integ.h,v $
+ *	    Revision 1.3  2002/06/06 18:34:04  astichte
+ *	    Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *	
+ *	    Revision 1.2  2002/06/05 18:32:33  astichte
+ *	    Removed IDTField
+ *	
+ *	    Revision 1.1  2002/05/29 17:33:22  sysarch
+ *	    jba File moved from vcode/include/idt/acacia
+ *
+ ******************************************************************************/
+
+enum
+{
+	INTEG0_PhysicalAddress	= 0x18030000,
+	INTEG_PhysicalAddress	= INTEG0_PhysicalAddress,	// Default
+
+	INTEG0_VirtualAddress	= 0xb8030000,
+	INTEG_VirtualAddress	= INTEG0_VirtualAddress,	// Default
+} ;
+
+// if you are looing for CEA, try rst.h
+typedef struct
+{
+	u32 filler [0xc] ;		// 0x30 bytes unused.
+	u32 errcs ;			// sticky use ERRCS_
+	u32 wtcount ;			// Watchdog timer count reg.
+	u32 wtcompare ;			// Watchdog timer timeout value.
+	u32 wtc ;			// Watchdog timer control. use WTC_
+} volatile *INTEG_t ;
+
+enum
+{
+	ERRCS_wto_b		= 0,		// In INTEG_t -> errcs
+	ERRCS_wto_m		= 0x00000001,
+	ERRCS_wne_b		= 1,		// In INTEG_t -> errcs
+	ERRCS_wne_m		= 0x00000002,
+	ERRCS_ucw_b		= 2,		// In INTEG_t -> errcs
+	ERRCS_ucw_m		= 0x00000004,
+	ERRCS_ucr_b		= 3,		// In INTEG_t -> errcs
+	ERRCS_ucr_m		= 0x00000008,
+	ERRCS_upw_b		= 4,		// In INTEG_t -> errcs
+	ERRCS_upw_m		= 0x00000010,
+	ERRCS_upr_b		= 5,		// In INTEG_t -> errcs
+	ERRCS_upr_m		= 0x00000020,
+	ERRCS_udw_b		= 6,		// In INTEG_t -> errcs
+	ERRCS_udw_m		= 0x00000040,
+	ERRCS_udr_b		= 7,		// In INTEG_t -> errcs
+	ERRCS_udr_m		= 0x00000080,
+	ERRCS_sae_b		= 8,		// In INTEG_t -> errcs
+	ERRCS_sae_m		= 0x00000100,
+	ERRCS_wre_b		= 9,		// In INTEG_t -> errcs
+	ERRCS_wre_m		= 0x00000200,
+
+	WTC_en_b		= 0,		// In INTEG_t -> wtc
+	WTC_en_m		= 0x00000001,
+	WTC_to_b		= 1,		// In INTEG_t -> wtc
+	WTC_to_m		= 0x00000002,
+} ;
+
+#endif	// __IDT_INTEG_H__
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/irq.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/irq.h
new file mode 100644
index 0000000000..65cc13c920
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/irq.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_MIPS_IRQ_H
+#define __ASM_MACH_MIPS_IRQ_H
+
+#define NR_IRQS	256
+#include_next <irq.h>
+
+#endif /* __ASM_MACH_MIPS_IRQ_H */
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/pci.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/pci.h
new file mode 100644
index 0000000000..585a0ae21b
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/pci.h
@@ -0,0 +1,692 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *   PCI register definitio
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.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  SOFTWARE  IS PROVIDED   ``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 AUTHOR  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.
+ *
+ *  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.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb.
+ *
+ * Initial Release
+ *
+ * 
+ *
+ **************************************************************************
+ */
+
+#ifndef __IDT_PCI_H__
+#define __IDT_PCI_H__
+
+enum
+{
+	PCI0_PhysicalAddress	= 0x18080000,
+	PCI_PhysicalAddress	= PCI0_PhysicalAddress,
+
+	PCI0_VirtualAddress	= 0xB8080000,
+	PCI_VirtualAddress	= PCI0_VirtualAddress,
+} ;
+
+enum
+{
+	PCI_LbaCount	= 4,		// Local base addresses.
+} ;
+
+typedef struct
+{
+	u32	a ;		// Address.
+	u32	c ;		// Control.
+	u32	m ;		// mapping.
+} PCI_Map_s ;
+
+typedef struct
+{
+	u32		pcic ;
+	u32		pcis ;
+	u32		pcism ;
+	u32		pcicfga ;
+	u32		pcicfgd ;
+	PCI_Map_s	pcilba [PCI_LbaCount] ;
+	u32		pcidac ;
+	u32		pcidas ;
+	u32		pcidasm ;
+	u32		pcidad ;
+	u32		pcidma8c ;
+	u32		pcidma9c ;
+	u32		pcitc ;
+} volatile *PCI_t ;
+
+// PCI messaging unit.
+enum
+{
+	PCIM_Count	= 2,
+} ;
+typedef struct
+{
+	u32		pciim [PCIM_Count] ;
+	u32		pciom [PCIM_Count] ;
+	u32		pciid ;
+	u32		pciiic ;
+	u32		pciiim ;
+	u32		pciiod ;
+	u32		pciioic ;
+	u32		pciioim ;
+} volatile *PCIM_t ;
+
+/*******************************************************************************
+ *
+ * PCI Control Register
+ *
+ ******************************************************************************/
+enum
+{
+	PCIC_en_b	= 0,
+	PCIC_en_m	= 0x00000001,
+	PCIC_tnr_b	= 1,
+	PCIC_tnr_m	= 0x00000002,
+	PCIC_sce_b	= 2,
+	PCIC_sce_m	= 0x00000004,
+	PCIC_ien_b	= 3,
+	PCIC_ien_m	= 0x00000008,
+	PCIC_aaa_b	= 4,
+	PCIC_aaa_m	= 0x00000010,
+	PCIC_eap_b	= 5,
+	PCIC_eap_m	= 0x00000020,
+	PCIC_pcim_b	= 6,
+	PCIC_pcim_m	= 0x000001c0,
+		PCIC_pcim_disabled_v	= 0,
+		PCIC_pcim_tnr_v 	= 1,	// Satellite - target not ready
+		PCIC_pcim_suspend_v	= 2,	// Satellite - suspended CPU.
+		PCIC_pcim_extern_v	= 3,	// Host - external arbiter.
+		PCIC_pcim_fixed_v	= 4,	// Host - fixed priority arb.
+		PCIC_pcim_roundrobin_v	= 5,	// Host - round robin priority.
+		PCIC_pcim_reserved6_v	= 6,
+		PCIC_pcim_reserved7_v	= 7,
+	PCIC_igm_b	= 9,
+	PCIC_igm_m	= 0x00000200,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Status Register
+ *
+ ******************************************************************************/
+enum {
+	PCIS_eed_b	= 0,
+	PCIS_eed_m	= 0x00000001,
+	PCIS_wr_b	= 1,
+	PCIS_wr_m	= 0x00000002,
+	PCIS_nmi_b	= 2,
+	PCIS_nmi_m	= 0x00000004,
+	PCIS_ii_b	= 3,
+	PCIS_ii_m	= 0x00000008,
+	PCIS_cwe_b	= 4,
+	PCIS_cwe_m	= 0x00000010,
+	PCIS_cre_b	= 5,
+	PCIS_cre_m	= 0x00000020,
+	PCIS_mdpe_b	= 6,
+	PCIS_mdpe_m	= 0x00000040,
+	PCIS_sta_b	= 7,
+	PCIS_sta_m	= 0x00000080,
+	PCIS_rta_b	= 8,
+	PCIS_rta_m	= 0x00000100,
+	PCIS_rma_b	= 9,
+	PCIS_rma_m	= 0x00000200,
+	PCIS_sse_b	= 10,
+	PCIS_sse_m	= 0x00000400,
+	PCIS_ose_b	= 11,
+	PCIS_ose_m	= 0x00000800,
+	PCIS_pe_b	= 12,
+	PCIS_pe_m	= 0x00001000,
+	PCIS_tae_b	= 13,
+	PCIS_tae_m	= 0x00002000,
+	PCIS_rle_b	= 14,
+	PCIS_rle_m	= 0x00004000,
+	PCIS_bme_b	= 15,
+	PCIS_bme_m	= 0x00008000,
+	PCIS_prd_b	= 16,
+	PCIS_prd_m	= 0x00010000,
+	PCIS_rip_b	= 17,
+	PCIS_rip_m	= 0x00020000,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Status Mask Register
+ *
+ ******************************************************************************/
+enum {
+	PCISM_eed_b		= 0,
+	PCISM_eed_m		= 0x00000001,
+	PCISM_wr_b		= 1,
+	PCISM_wr_m		= 0x00000002,
+	PCISM_nmi_b		= 2,
+	PCISM_nmi_m		= 0x00000004,
+	PCISM_ii_b		= 3,
+	PCISM_ii_m		= 0x00000008,
+	PCISM_cwe_b		= 4,
+	PCISM_cwe_m		= 0x00000010,
+	PCISM_cre_b		= 5,
+	PCISM_cre_m		= 0x00000020,
+	PCISM_mdpe_b		= 6,
+	PCISM_mdpe_m		= 0x00000040,
+	PCISM_sta_b		= 7,
+	PCISM_sta_m		= 0x00000080,
+	PCISM_rta_b		= 8,
+	PCISM_rta_m		= 0x00000100,
+	PCISM_rma_b		= 9,
+	PCISM_rma_m		= 0x00000200,
+	PCISM_sse_b		= 10,
+	PCISM_sse_m		= 0x00000400,
+	PCISM_ose_b		= 11,
+	PCISM_ose_m		= 0x00000800,
+	PCISM_pe_b		= 12,
+	PCISM_pe_m		= 0x00001000,
+	PCISM_tae_b		= 13,
+	PCISM_tae_m		= 0x00002000,
+	PCISM_rle_b		= 14,
+	PCISM_rle_m		= 0x00004000,
+	PCISM_bme_b		= 15,
+	PCISM_bme_m		= 0x00008000,
+	PCISM_prd_b		= 16,
+	PCISM_prd_m		= 0x00010000,
+	PCISM_rip_b		= 17,
+	PCISM_rip_m		= 0x00020000,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Configuration Address Register
+ *
+ ******************************************************************************/
+enum {
+	PCICFGA_reg_b		= 2,
+	PCICFGA_reg_m		= 0x000000fc,
+		PCICFGA_reg_id_v	= 0x00>>2, //use PCFGID_
+		PCICFGA_reg_04_v	= 0x04>>2, //use PCFG04_
+		PCICFGA_reg_08_v	= 0x08>>2, //use PCFG08_
+		PCICFGA_reg_0C_v	= 0x0C>>2, //use PCFG0C_
+		PCICFGA_reg_pba0_v	= 0x10>>2, //use PCIPBA_
+		PCICFGA_reg_pba1_v	= 0x14>>2, //use PCIPBA_
+		PCICFGA_reg_pba2_v	= 0x18>>2, //use PCIPBA_
+		PCICFGA_reg_pba3_v	= 0x1c>>2, //use PCIPBA_
+		PCICFGA_reg_subsystem_v = 0x2c>>2, //use PCFGSS_
+		PCICFGA_reg_3C_v	= 0x3C>>2, //use PCFG3C_
+		PCICFGA_reg_pba0c_v	= 0x44>>2, //use PCIPBAC_
+		PCICFGA_reg_pba0m_v	= 0x48>>2,
+		PCICFGA_reg_pba1c_v	= 0x4c>>2, //use PCIPBAC_
+		PCICFGA_reg_pba1m_v	= 0x50>>2,
+		PCICFGA_reg_pba2c_v	= 0x54>>2, //use PCIPBAC_
+		PCICFGA_reg_pba2m_v	= 0x58>>2,
+		PCICFGA_reg_pba3c_v	= 0x5c>>2, //use PCIPBAC_
+		PCICFGA_reg_pba3m_v	= 0x60>>2,
+		PCICFGA_reg_pmgt_v	= 0x64>>2,
+	PCICFGA_func_b		= 8,
+	PCICFGA_func_m		= 0x00000700,
+	PCICFGA_dev_b		= 11,
+	PCICFGA_dev_m		= 0x0000f800,
+		PCICFGA_dev_internal_v	= 0,
+	PCICFGA_bus_b		= 16,
+	PCICFGA_bus_m		= 0x00ff0000,
+		PCICFGA_bus_type0_v	= 0,	//local bus
+	PCICFGA_en_b		= 31,		// read only
+	PCICFGA_en_m		= 0x80000000,
+} ;
+
+enum {
+	PCFGID_vendor_b 	= 0,
+	PCFGID_vendor_m 	= 0x0000ffff,
+		PCFGID_vendor_IDT_v		= 0x111d,
+	PCFGID_device_b 	= 16,
+	PCFGID_device_m 	= 0xffff0000,
+		PCFGID_device_Korinade_v	= 0x0214,
+
+	PCFG04_command_ioena_b		= 1,
+	PCFG04_command_ioena_m		= 0x00000001,
+	PCFG04_command_memena_b 	= 2,
+	PCFG04_command_memena_m 	= 0x00000002,
+	PCFG04_command_bmena_b		= 3,
+	PCFG04_command_bmena_m		= 0x00000004,
+	PCFG04_command_mwinv_b		= 5,
+	PCFG04_command_mwinv_m		= 0x00000010,
+	PCFG04_command_parena_b 	= 7,
+	PCFG04_command_parena_m 	= 0x00000040,
+	PCFG04_command_serrena_b	= 9,
+	PCFG04_command_serrena_m	= 0x00000100,
+	PCFG04_command_fastbbena_b	= 10,
+	PCFG04_command_fastbbena_m	= 0x00000200,
+	PCFG04_status_b 		= 16,
+	PCFG04_status_m 		= 0xffff0000,
+	PCFG04_status_66MHz_b		= 21,	// 66 MHz enable
+	PCFG04_status_66MHz_m		= 0x00200000,
+	PCFG04_status_fbb_b		= 23,
+	PCFG04_status_fbb_m		= 0x00800000,
+	PCFG04_status_mdpe_b		= 24,
+	PCFG04_status_mdpe_m		= 0x01000000,
+	PCFG04_status_dst_b		= 25,
+	PCFG04_status_dst_m		= 0x06000000,
+	PCFG04_status_sta_b		= 27,
+	PCFG04_status_sta_m		= 0x08000000,
+	PCFG04_status_rta_b		= 28,
+	PCFG04_status_rta_m		= 0x10000000,
+	PCFG04_status_rma_b		= 29,
+	PCFG04_status_rma_m		= 0x20000000,
+	PCFG04_status_sse_b		= 30,
+	PCFG04_status_sse_m		= 0x40000000,
+	PCFG04_status_pe_b		= 31,
+	PCFG04_status_pe_m		= 0x40000000,
+
+	PCFG08_revId_b			= 0,
+	PCFG08_revId_m			= 0x000000ff,
+	PCFG08_classCode_b		= 0,
+	PCFG08_classCode_m		= 0xffffff00,
+		PCFG08_classCode_bridge_v	= 06,
+		PCFG08_classCode_proc_v 	= 0x0b3000, // processor-MIPS
+	PCFG0C_cacheline_b		= 0,
+	PCFG0C_cacheline_m		= 0x000000ff,
+	PCFG0C_masterLatency_b		= 8,
+	PCFG0C_masterLatency_m		= 0x0000ff00,
+	PCFG0C_headerType_b		= 16,
+	PCFG0C_headerType_m		= 0x00ff0000,
+	PCFG0C_bist_b			= 24,
+	PCFG0C_bist_m			= 0xff000000,
+
+	PCIPBA_msi_b			= 0,
+	PCIPBA_msi_m			= 0x00000001,
+	PCIPBA_p_b			= 3,
+	PCIPBA_p_m			= 0x00000004,
+	PCIPBA_baddr_b			= 8,
+	PCIPBA_baddr_m			= 0xffffff00,
+
+	PCFGSS_vendorId_b		= 0,
+	PCFGSS_vendorId_m		= 0x0000ffff,
+	PCFGSS_id_b			= 16,
+	PCFGSS_id_m			= 0xffff0000,
+
+	PCFG3C_interruptLine_b		= 0,
+	PCFG3C_interruptLine_m		= 0x000000ff,
+	PCFG3C_interruptPin_b		= 8,
+	PCFG3C_interruptPin_m		= 0x0000ff00,
+	PCFG3C_minGrant_b		= 16,
+	PCFG3C_minGrant_m		= 0x00ff0000,
+	PCFG3C_maxLat_b 		= 24,
+	PCFG3C_maxLat_m 		= 0xff000000,
+
+	PCIPBAC_msi_b			= 0,
+	PCIPBAC_msi_m			= 0x00000001,
+	PCIPBAC_p_b			= 1,
+	PCIPBAC_p_m			= 0x00000002,
+	PCIPBAC_size_b			= 2,
+	PCIPBAC_size_m			= 0x0000007c,
+	PCIPBAC_sb_b			= 7,
+	PCIPBAC_sb_m			= 0x00000080,
+	PCIPBAC_pp_b			= 8,
+	PCIPBAC_pp_m			= 0x00000100,
+	PCIPBAC_mr_b			= 9,
+	PCIPBAC_mr_m			= 0x00000600,
+		PCIPBAC_mr_read_v	=0,	//no prefetching
+		PCIPBAC_mr_readLine_v	=1,
+		PCIPBAC_mr_readMult_v	=2,
+	PCIPBAC_mrl_b			= 11,
+	PCIPBAC_mrl_m			= 0x00000800,
+	PCIPBAC_mrm_b			= 12,
+	PCIPBAC_mrm_m			= 0x00001000,
+	PCIPBAC_trp_b			= 13,
+	PCIPBAC_trp_m			= 0x00002000,
+
+	PCFG40_trdyTimeout_b		= 0,
+	PCFG40_trdyTimeout_m		= 0x000000ff,
+	PCFG40_retryLim_b		= 8,
+	PCFG40_retryLim_m		= 0x0000ff00,
+};
+
+/*******************************************************************************
+ *
+ * PCI Local Base Address [0|1|2|3] Register
+ *
+ ******************************************************************************/
+enum {
+	PCILBA_baddr_b		= 0,		// In PCI_t -> pcilba [] .a
+	PCILBA_baddr_m		= 0xffffff00,
+} ;
+/*******************************************************************************
+ *
+ * PCI Local Base Address Control Register
+ *
+ ******************************************************************************/
+enum {
+	PCILBAC_msi_b		= 0,		// In pPci->pcilba[i].c
+	PCILBAC_msi_m		= 0x00000001,
+		PCILBAC_msi_mem_v	= 0,
+		PCILBAC_msi_io_v	= 1,
+	PCILBAC_size_b		= 2,	// In pPci->pcilba[i].c
+	PCILBAC_size_m		= 0x0000007c,
+	PCILBAC_sb_b		= 7,	// In pPci->pcilba[i].c
+	PCILBAC_sb_m		= 0x00000080,
+	PCILBAC_rt_b		= 8,	// In pPci->pcilba[i].c
+	PCILBAC_rt_m		= 0x00000100,
+		PCILBAC_rt_noprefetch_v = 0, // mem read
+		PCILBAC_rt_prefetch_v	= 1, // mem readline
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Local Base Address [0|1|2|3] Mapping Register
+ *
+ ******************************************************************************/
+enum {
+	PCILBAM_maddr_b 	= 8,
+	PCILBAM_maddr_m 	= 0xffffff00,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Decoupled Access Control Register
+ *
+ ******************************************************************************/
+enum {
+	PCIDAC_den_b		= 0,
+	PCIDAC_den_m		= 0x00000001,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Decoupled Access Status Register
+ *
+ ******************************************************************************/
+enum {
+	PCIDAS_d_b	= 0,
+	PCIDAS_d_m	= 0x00000001,
+	PCIDAS_b_b	= 1,
+	PCIDAS_b_m	= 0x00000002,
+	PCIDAS_e_b	= 2,
+	PCIDAS_e_m	= 0x00000004,
+	PCIDAS_ofe_b	= 3,
+	PCIDAS_ofe_m	= 0x00000008,
+	PCIDAS_off_b	= 4,
+	PCIDAS_off_m	= 0x00000010,
+	PCIDAS_ife_b	= 5,
+	PCIDAS_ife_m	= 0x00000020,
+	PCIDAS_iff_b	= 6,
+	PCIDAS_iff_m	= 0x00000040,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI DMA Channel 8 Configuration Register
+ *
+ ******************************************************************************/
+enum
+{
+	PCIDMA8C_mbs_b	= 0,		// Maximum Burst Size.
+	PCIDMA8C_mbs_m	= 0x00000fff,	// { pcidma8c }
+	PCIDMA8C_our_b	= 12,		// Optimize Unaligned Burst Reads.
+	PCIDMA8C_our_m	= 0x00001000,	// { pcidma8c }
+} ;
+
+/*******************************************************************************
+ *
+ * PCI DMA Channel 9 Configuration Register
+ *
+ ******************************************************************************/
+enum
+{
+	PCIDMA9C_mbs_b	= 0,		// Maximum Burst Size.
+	PCIDMA9C_mbs_m	= 0x00000fff, // { pcidma9c }
+} ;
+
+/*******************************************************************************
+ *
+ * PCI to Memory(DMA Channel 8) AND Memory to PCI DMA(DMA Channel 9)Descriptors
+ *
+ ******************************************************************************/
+enum {
+	PCIDMAD_pt_b		= 22,		// in DEVCMD field (descriptor)
+	PCIDMAD_pt_m		= 0x00c00000,	// preferred transaction field
+		// These are for reads (DMA channel 8)
+		PCIDMAD_devcmd_mr_v	= 0,	//memory read
+		PCIDMAD_devcmd_mrl_v	= 1,	//memory read line
+		PCIDMAD_devcmd_mrm_v	= 2,	//memory read multiple
+		PCIDMAD_devcmd_ior_v	= 3,	//I/O read
+		// These are for writes (DMA channel 9)
+		PCIDMAD_devcmd_mw_v	= 0,	//memory write
+		PCIDMAD_devcmd_mwi_v	= 1,	//memory write invalidate
+		PCIDMAD_devcmd_iow_v	= 3,	//I/O write
+
+	// Swap byte field applies to both DMA channel 8 and 9
+	PCIDMAD_sb_b		= 24,		// in DEVCMD field (descriptor)
+	PCIDMAD_sb_m		= 0x01000000,	// swap byte field
+} ;
+
+
+/*******************************************************************************
+ *
+ * PCI Target Control Register
+ *
+ ******************************************************************************/
+enum
+{
+	PCITC_rtimer_b		= 0,		// In PCITC_t -> pcitc
+	PCITC_rtimer_m		= 0x000000ff,
+	PCITC_dtimer_b		= 8,		// In PCITC_t -> pcitc
+	PCITC_dtimer_m		= 0x0000ff00,
+	PCITC_rdr_b		= 18,		// In PCITC_t -> pcitc
+	PCITC_rdr_m		= 0x00040000,
+	PCITC_ddt_b		= 19,		// In PCITC_t -> pcitc
+	PCITC_ddt_m		= 0x00080000,
+} ;
+/*******************************************************************************
+ *
+ * PCI messaging unit [applies to both inbound and outbound registers ]
+ *
+ ******************************************************************************/
+enum
+{
+	PCIM_m0_b	= 0,		// In PCIM_t -> {pci{iic,iim,ioic,ioim}}
+	PCIM_m0_m	= 0x00000001,	// inbound or outbound message 0
+	PCIM_m1_b	= 1,		// In PCIM_t -> {pci{iic,iim,ioic,ioim}}
+	PCIM_m1_m	= 0x00000002,	// inbound or outbound message 1
+	PCIM_db_b	= 2,		// In PCIM_t -> {pci{iic,iim,ioic,ioim}}
+	PCIM_db_m	= 0x00000004,	// inbound or outbound doorbell
+};
+
+
+
+
+
+
+#define PCI_MSG_VirtualAddress	     0xB8088010
+#define rc32434_pci ((volatile PCI_t) PCI0_VirtualAddress)
+#define rc32434_pci_msg ((volatile PCIM_t) PCI_MSG_VirtualAddress)
+
+#define PCIM_SHFT		0x6
+#define PCIM_BIT_LEN		0x7
+#define PCIM_H_EA		0x3
+#define PCIM_H_IA_FIX		0x4
+#define PCIM_H_IA_RR		0x5
+
+#define PCI_ADDR_START		0x50000000
+
+#define CPUTOPCI_MEM_WIN	0x02000000
+#define CPUTOPCI_IO_WIN		0x00100000
+#define PCILBA_SIZE_SHFT	2
+#define PCILBA_SIZE_MASK	0x1F
+#define SIZE_256MB		0x1C
+#define SIZE_128MB		0x1B
+#define SIZE_64MB               0x1A
+#define SIZE_32MB		0x19
+#define SIZE_16MB               0x18
+#define SIZE_4MB		0x16
+#define SIZE_2MB		0x15
+#define SIZE_1MB		0x14
+#define KORINA_CONFIG0_ADDR	0x80000000
+#define KORINA_CONFIG1_ADDR	0x80000004
+#define KORINA_CONFIG2_ADDR	0x80000008
+#define KORINA_CONFIG3_ADDR	0x8000000C
+#define KORINA_CONFIG4_ADDR	0x80000010
+#define KORINA_CONFIG5_ADDR	0x80000014
+#define KORINA_CONFIG6_ADDR	0x80000018
+#define KORINA_CONFIG7_ADDR	0x8000001C
+#define KORINA_CONFIG8_ADDR	0x80000020
+#define KORINA_CONFIG9_ADDR	0x80000024
+#define KORINA_CONFIG10_ADDR	0x80000028
+#define KORINA_CONFIG11_ADDR	0x8000002C
+#define KORINA_CONFIG12_ADDR	0x80000030
+#define KORINA_CONFIG13_ADDR	0x80000034
+#define KORINA_CONFIG14_ADDR	0x80000038
+#define KORINA_CONFIG15_ADDR	0x8000003C
+#define KORINA_CONFIG16_ADDR	0x80000040
+#define KORINA_CONFIG17_ADDR	0x80000044
+#define KORINA_CONFIG18_ADDR	0x80000048
+#define KORINA_CONFIG19_ADDR	0x8000004C
+#define KORINA_CONFIG20_ADDR	0x80000050
+#define KORINA_CONFIG21_ADDR	0x80000054
+#define KORINA_CONFIG22_ADDR	0x80000058
+#define KORINA_CONFIG23_ADDR	0x8000005C
+#define KORINA_CONFIG24_ADDR	0x80000060
+#define KORINA_CONFIG25_ADDR	0x80000064
+#define KORINA_CMD 		(PCFG04_command_ioena_m | \
+				 PCFG04_command_memena_m | \
+				 PCFG04_command_bmena_m | \
+				 PCFG04_command_mwinv_m | \
+				 PCFG04_command_parena_m | \
+				 PCFG04_command_serrena_m )
+
+#define KORINA_STAT		(PCFG04_status_mdpe_m | \
+				 PCFG04_status_sta_m  | \
+				 PCFG04_status_rta_m  | \
+				 PCFG04_status_rma_m  | \
+				 PCFG04_status_sse_m  | \
+				 PCFG04_status_pe_m)
+
+#define KORINA_CNFG1		((KORINA_STAT<<16)|KORINA_CMD)
+
+#define KORINA_REVID		0
+#define KORINA_CLASS_CODE	0
+#define KORINA_CNFG2		((KORINA_CLASS_CODE<<8) | \
+				  KORINA_REVID)
+
+#define KORINA_CACHE_LINE_SIZE	4
+#define KORINA_MASTER_LAT	0x3c
+#define KORINA_HEADER_TYPE	0
+#define KORINA_BIST		0
+
+#define KORINA_CNFG3 ((KORINA_BIST << 24) | \
+		      (KORINA_HEADER_TYPE<<16) | \
+		      (KORINA_MASTER_LAT<<8) | \
+		      KORINA_CACHE_LINE_SIZE )
+
+#define KORINA_BAR0	0x00000008 /* 128 MB Memory */
+#define KORINA_BAR1	0x18800001 /* 1 MB IO */
+#define KORINA_BAR2	0x18000001 /* 2 MB IO window for Korina
+					internal Registers */
+#define KORINA_BAR3	0x48000008 /* Spare 128 MB Memory */
+
+#define KORINA_CNFG4	KORINA_BAR0
+#define KORINA_CNFG5    KORINA_BAR1
+#define KORINA_CNFG6 	KORINA_BAR2
+#define KORINA_CNFG7	KORINA_BAR3
+
+#define KORINA_SUBSYS_VENDOR_ID 0x011d
+#define KORINA_SUBSYSTEM_ID	0x0214
+#define KORINA_CNFG8		0
+#define KORINA_CNFG9		0
+#define KORINA_CNFG10		0
+#define KORINA_CNFG11 	((KORINA_SUBSYS_VENDOR_ID<<16) | \
+			  KORINA_SUBSYSTEM_ID)
+#define KORINA_INT_LINE		1
+#define KORINA_INT_PIN		1
+#define KORINA_MIN_GNT		8
+#define KORINA_MAX_LAT		0x38
+#define KORINA_CNFG12		0
+#define KORINA_CNFG13 		0
+#define KORINA_CNFG14		0
+#define KORINA_CNFG15	((KORINA_MAX_LAT<<24) | \
+			 (KORINA_MIN_GNT<<16) | \
+			 (KORINA_INT_PIN<<8)  | \
+			  KORINA_INT_LINE)
+#define	KORINA_RETRY_LIMIT	0x80
+#define KORINA_TRDY_LIMIT	0x80
+#define KORINA_CNFG16 ((KORINA_RETRY_LIMIT<<8) | \
+			KORINA_TRDY_LIMIT)
+#define PCI_PBAxC_R		0x0
+#define PCI_PBAxC_RL		0x1
+#define PCI_PBAxC_RM		0x2
+#define SIZE_SHFT		2
+
+#if defined(__MIPSEB__)
+#define KORINA_PBA0C	( PCIPBAC_mrl_m | PCIPBAC_sb_m | \
+			  ((PCI_PBAxC_RM &0x3) << PCIPBAC_mr_b) | \
+			  PCIPBAC_pp_m | \
+			  (SIZE_128MB<<SIZE_SHFT) | \
+			   PCIPBAC_p_m)
+#else
+#define KORINA_PBA0C	( PCIPBAC_mrl_m | \
+			  ((PCI_PBAxC_RM &0x3) << PCIPBAC_mr_b) | \
+			  PCIPBAC_pp_m | \
+			  (SIZE_128MB<<SIZE_SHFT) | \
+			   PCIPBAC_p_m)
+#endif
+#define KORINA_CNFG17	KORINA_PBA0C
+#define KORINA_PBA0M	0x0
+#define KORINA_CNFG18	KORINA_PBA0M
+
+#if defined(__MIPSEB__)
+#define KORINA_PBA1C	((SIZE_1MB<<SIZE_SHFT) | PCIPBAC_sb_m | \
+			  PCIPBAC_msi_m)
+#else
+#define KORINA_PBA1C	((SIZE_1MB<<SIZE_SHFT) | \
+			  PCIPBAC_msi_m)
+#endif
+#define KORINA_CNFG19	KORINA_PBA1C
+#define KORINA_PBA1M	0x0
+#define KORINA_CNFG20	KORINA_PBA1M
+
+#if defined(__MIPSEB__)
+#define KORINA_PBA2C	((SIZE_2MB<<SIZE_SHFT) | PCIPBAC_sb_m | \
+			  PCIPBAC_msi_m)
+#else
+#define KORINA_PBA2C	((SIZE_2MB<<SIZE_SHFT) | \
+			  PCIPBAC_msi_m)
+#endif
+#define KORINA_CNFG21	KORINA_PBA2C
+#define KORINA_PBA2M	0x18000000
+#define KORINA_CNFG22	KORINA_PBA2M
+#define KORINA_PBA3C	0
+#define KORINA_CNFG23	KORINA_PBA3C
+#define KORINA_PBA3M	0
+#define KORINA_CNFG24	KORINA_PBA3M
+
+
+
+#define	PCITC_DTIMER_VAL	8
+#define PCITC_RTIMER_VAL	0x10
+
+
+
+
+#endif	// __IDT_PCI_H__
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rb.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rb.h
new file mode 100644
index 0000000000..6800eb090a
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rb.h
@@ -0,0 +1,84 @@
+/*
+ *  Copyright (C) 2004 IDT Inc.
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *
+ *  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.
+ *
+ */
+#ifndef __MIPS_RB_H__
+#define __MIPS_RB_H__
+#include <linux/genhd.h>
+
+#define IDT434_REG_BASE ((volatile void *) KSEG1ADDR(0x18000000))
+#define DEV0BASE 0x010000
+#define DEV0MASK 0x010004
+#define DEV0C 0x010008
+#define DEV0TC 0x01000C
+#define DEV1BASE 0x010010
+#define DEV1MASK 0x010014
+#define DEV1C 0x010018
+#define DEV1TC 0x01001C
+#define DEV2BASE 0x010020
+#define DEV2MASK 0x010024
+#define DEV2C 0x010028
+#define DEV2TC 0x01002C
+#define DEV3BASE 0x010030
+#define DEV3MASK 0x010034
+#define DEV3C 0x010038
+#define DEV3TC 0x01003C
+#define BTCS 0x010040
+#define BTCOMPARE 0x010044
+#define GPIOFUNC 0x050000
+#define GPIOCFG 0x050004
+#define GPIOD 0x050008
+#define GPIOILEVEL 0x05000C
+#define GPIOISTAT 0x050010
+#define GPIONMIEN 0x050014
+#define IMASK6 0x038038
+
+#define LO_WPX (1 << 0)
+#define LO_ALE (1 << 1)
+#define LO_CLE (1 << 2)
+#define LO_CEX (1 << 3)
+#define LO_FOFF (1 << 5)
+#define LO_SPICS (1 << 6)
+#define LO_ULED (1 << 7)
+
+typedef enum {
+	FUNC = 0x00,
+	CFG = 0x04,
+	DATA = 0x08,
+	ILEVEL = 0x0c,
+	ISTAT = 0x10,
+	NMIEN = 0x14
+} gpio_func;
+
+extern void changeLatchU5(unsigned char orMask, unsigned char nandMask);
+extern unsigned get434Reg(unsigned regOffs);
+extern void set434Reg(unsigned regOffs, unsigned bit, unsigned len, unsigned val);
+extern void gpio_set(gpio_func func, u32 mask, u32 value);
+extern u32 gpio_get(gpio_func func);
+
+#define get434Reg(x) (*(volatile unsigned *) (IDT434_REG_BASE + (x)))
+
+struct korina_device {
+	char *name;
+	unsigned char mac[6];
+	struct net_device *dev;
+};
+
+struct cf_device {
+	int gpio_pin;
+	void *dev;
+	struct gendisk *gd;
+};
+
+#endif
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rc32434.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rc32434.h
new file mode 100644
index 0000000000..f3e53e4332
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rc32434.h
@@ -0,0 +1,121 @@
+/*
+ ***************************************************************************
+ * Definitions for IDT RC323434 CPU.
+ *
+ ****************************************************************************
+ * Kiran Rao
+ * 
+ * Original form
+ ****************************************************************************
+ * P. Sadik   Oct 08, 2003
+ *
+ * Started revision history
+ * Made IDT_BUS_FREQ a kernel configuration parameter
+ ****************************************************************************
+ * P. Sadik   Oct 10, 2003
+ *
+ * Removed IDT_BUS_FREQ, since this parameter is no longer required. Instead
+ * idt_cpu_freq is used everywhere
+ ****************************************************************************
+ * P. Sadik   Oct 20, 2003
+ *
+ * Removed RC32434_BASE_BAUD
+ ****************************************************************************
+*/
+#ifndef _RC32434_H_
+#define _RC32434_H_
+
+#include <linux/autoconf.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+
+#define RC32434_REG_BASE   0x18000000
+
+#define interrupt ((volatile INT_t ) INT0_VirtualAddress)
+
+
+#define IDT_CLOCK_MULT 2
+#define MIPS_CPU_TIMER_IRQ 7
+/* Interrupt Controller */
+#define IC_GROUP0_PEND     (RC32434_REG_BASE + 0x38000)
+#define IC_GROUP0_MASK     (RC32434_REG_BASE + 0x38008)
+#define IC_GROUP_OFFSET    0x0C
+
+#define NUM_INTR_GROUPS    5
+/* 16550 UARTs */
+
+#define GROUP0_IRQ_BASE 8		/* GRP2 IRQ numbers start here */
+#define GROUP1_IRQ_BASE (GROUP0_IRQ_BASE + 32) /* GRP3 IRQ numbers start here */
+#define GROUP2_IRQ_BASE (GROUP1_IRQ_BASE + 32) /* GRP4 IRQ numbers start here */
+#define GROUP3_IRQ_BASE (GROUP2_IRQ_BASE + 32)	/* GRP5 IRQ numbers start here */
+#define GROUP4_IRQ_BASE (GROUP3_IRQ_BASE + 32)
+
+
+#ifdef __MIPSEB__
+#define RC32434_UART0_BASE (RC32434_REG_BASE + 0x58003)
+#else
+#define RC32434_UART0_BASE (RC32434_REG_BASE + 0x58000)
+#endif
+
+#define RC32434_UART0_IRQ  GROUP3_IRQ_BASE + 0
+// #define EB434_UART1_IRQ    GROUP4_IRQ_BASE + 11
+
+#define local_readl(addr) __raw_readl(addr)
+#define local_writel(l,addr) __raw_writel(l,addr)
+
+/* cpu pipeline flush */
+static inline void rc32434_sync(void)
+{
+        __asm__ volatile ("sync");
+}
+
+static inline void rc32434_sync_udelay(int us)
+{
+        __asm__ volatile ("sync");
+        udelay(us);
+}
+
+static inline void rc32434_sync_delay(int ms)
+{
+        __asm__ volatile ("sync");
+        mdelay(ms);
+}
+
+/*
+ * C access to CLZ and CLO instructions
+ * (count leading zeroes/ones).
+ */
+static inline int rc32434_clz(unsigned long val)
+{
+	int ret;
+        __asm__ volatile (
+		".set\tnoreorder\n\t"
+		".set\tnoat\n\t"
+		".set\tmips32\n\t"
+		"clz\t%0,%1\n\t"
+                ".set\tmips0\n\t"
+                ".set\tat\n\t"
+                ".set\treorder"
+                : "=r" (ret)
+		: "r" (val));
+
+	return ret;
+}
+static inline int rc32434_clo(unsigned long val)
+{
+	int ret;
+        __asm__ volatile (
+		".set\tnoreorder\n\t"
+		".set\tnoat\n\t"
+		".set\tmips32\n\t"
+		"clo\t%0,%1\n\t"
+                ".set\tmips0\n\t"
+                ".set\tat\n\t"
+                ".set\treorder"
+                : "=r" (ret)
+		: "r" (val));
+
+	return ret;
+}
+
+#endif /* _RC32434_H_ */
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/war.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/war.h
new file mode 100644
index 0000000000..3ddf187e98
--- /dev/null
+++ b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/war.h
@@ -0,0 +1,25 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
+ */
+#ifndef __ASM_MIPS_MACH_MIPS_WAR_H
+#define __ASM_MIPS_MACH_MIPS_WAR_H
+
+#define R4600_V1_INDEX_ICACHEOP_WAR	0
+#define R4600_V1_HIT_CACHEOP_WAR	0
+#define R4600_V2_HIT_CACHEOP_WAR	0
+#define R5432_CP0_INTERRUPT_WAR		0
+#define BCM1250_M3_WAR			0
+#define SIBYTE_1956_WAR			0
+#define MIPS4K_ICACHE_REFILL_WAR	1
+#define MIPS_CACHE_SYNC_WAR		0
+#define TX49XX_ICACHE_INDEX_INV_WAR	0
+#define RM9000_CDEX_SMP_WAR		0
+#define ICACHE_REFILLS_WORKAROUND_WAR	0
+#define R10000_LLSC_WAR			0
+#define MIPS34K_MISSED_ITLB_WAR		0
+
+#endif /* __ASM_MIPS_MACH_MIPS_WAR_H */
diff --git a/target/linux/rb532/patches-2.6.23/100-rb5xx_support.patch b/target/linux/rb532/patches-2.6.23/100-rb5xx_support.patch
new file mode 100644
index 0000000000..262ea61e15
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/100-rb5xx_support.patch
@@ -0,0 +1,103 @@
+Index: linux-2.6.23.17/arch/mips/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/Kconfig
++++ linux-2.6.23.17/arch/mips/Kconfig
+@@ -595,6 +595,20 @@ config WR_PPMC
+ 	  This enables support for the Wind River MIPS32 4KC PPMC evaluation
+ 	  board, which is based on GT64120 bridge chip.
+ 
++config MIKROTIK_RB500
++	bool "Support for RB5xx boards"
++	select HW_HAS_PCI
++	select IRQ_CPU
++	select SYS_HAS_CPU_MIPS32_R1
++	select SYS_SUPPORTS_LITTLE_ENDIAN
++	select SYS_SUPPORTS_32BIT_KERNEL
++	select SWAP_IO_SPACE
++	select DMA_NONCOHERENT
++	select GENERIC_GPIO
++	help
++	 Support the Mikrotik(tm) Routerboard 500 series,
++	 such as the RB532.
++
+ endchoice
+ 
+ source "arch/mips/au1000/Kconfig"
+@@ -829,6 +843,7 @@ config MIPS_L1_CACHE_SHIFT
+ 	default "4" if MACH_DECSTATION
+ 	default "7" if SGI_IP27 || SNI_RM
+ 	default "4" if PMC_MSP4200_EVAL
++	default "4" if MIKROTIK_RB500
+ 	default "5"
+ 
+ config HAVE_STD_PC_SERIAL_PORT
+Index: linux-2.6.23.17/arch/mips/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/Makefile
++++ linux-2.6.23.17/arch/mips/Makefile
+@@ -300,6 +300,13 @@ load-$(CONFIG_LEMOTE_FULONG) +=0xfffffff
+ cflags-$(CONFIG_LEMOTE_FULONG) += -Iinclude/asm-mips/mach-lemote
+ 
+ #
++# Routerboard 532 board
++#
++core-$(CONFIG_MIKROTIK_RB500)	+= arch/mips/rb500/
++cflags-$(CONFIG_MIKROTIK_RB500)	+= -Iinclude/asm-mips/rc32434
++load-$(CONFIG_MIKROTIK_RB500)	+= 0xffffffff80101000
++
++#
+ # For all MIPS, Inc. eval boards
+ #
+ core-$(CONFIG_MIPS_BOARDS_GEN)	+= arch/mips/mips-boards/generic/
+Index: linux-2.6.23.17/arch/mips/pci/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/pci/Makefile
++++ linux-2.6.23.17/arch/mips/pci/Makefile
+@@ -46,3 +46,4 @@ obj-$(CONFIG_TOSHIBA_RBTX4938)	+= fixup-
+ obj-$(CONFIG_VICTOR_MPC30X)	+= fixup-mpc30x.o
+ obj-$(CONFIG_ZAO_CAPCELLA)	+= fixup-capcella.o
+ obj-$(CONFIG_WR_PPMC)		+= fixup-wrppmc.o
++obj-$(CONFIG_MIKROTIK_RB500)	+= pci-rc32434.o ops-rc32434.o fixup-rb500.o
+Index: linux-2.6.23.17/drivers/pci/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/pci/Makefile
++++ linux-2.6.23.17/drivers/pci/Makefile
+@@ -32,6 +32,7 @@ obj-$(CONFIG_PPC32) += setup-irq.o
+ obj-$(CONFIG_PPC64) += setup-bus.o
+ obj-$(CONFIG_MIPS) += setup-bus.o setup-irq.o
+ obj-$(CONFIG_X86_VISWS) += setup-irq.o
++obj-$(CONFIG_MIKROTIK_RB500) += setup-irq.o
+ 
+ #
+ # ACPI Related PCI FW Functions
+Index: linux-2.6.23.17/include/asm-mips/bootinfo.h
+===================================================================
+--- linux-2.6.23.17.orig/include/asm-mips/bootinfo.h
++++ linux-2.6.23.17/include/asm-mips/bootinfo.h
+@@ -208,6 +208,11 @@
+ #define MACH_GROUP_WINDRIVER   28	/* Windriver boards */
+ #define MACH_WRPPMC             1
+ 
++
++#define MACH_GROUP_MIKROTIK	29 	/* Mikrotik Boards                       */
++#define  MACH_MIKROTIK_RB532	0	/* Mikrotik RouterBoard 532 */
++#define  MACH_MIKROTIK_RB532A	1	/* Mikrotik RouterBoard 532A */
++
+ #define CL_SIZE			COMMAND_LINE_SIZE
+ 
+ const char *get_system_type(void);
+Index: linux-2.6.23.17/include/asm-mips/cpu.h
+===================================================================
+--- linux-2.6.23.17.orig/include/asm-mips/cpu.h
++++ linux-2.6.23.17/include/asm-mips/cpu.h
+@@ -217,8 +217,9 @@
+ #define CPU_R14000		64
+ #define CPU_LOONGSON1           65
+ #define CPU_LOONGSON2           66
++#define CPU_RC32300            	67
+ 
+-#define CPU_LAST		66
++#define CPU_LAST		67
+ 
+ /*
+  * ISA Level encodings
diff --git a/target/linux/rb532/patches-2.6.23/110-korina_ethernet.patch b/target/linux/rb532/patches-2.6.23/110-korina_ethernet.patch
new file mode 100644
index 0000000000..acfba6c00a
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/110-korina_ethernet.patch
@@ -0,0 +1,31 @@
+Index: linux-2.6.23.17/drivers/net/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/net/Kconfig
++++ linux-2.6.23.17/drivers/net/Kconfig
+@@ -348,6 +348,13 @@ config AX88796
+ 	  AX88796 driver, using platform bus to provide
+ 	  chip detection and resources
+ 
++config KORINA
++	tristate "Korina Local Ethernet support"
++	depends on NET_ETHERNET && ( IDT_EB434 || MIKROTIK_RB500)
++	help
++	IDT RC32434 has one local ethernet port. Say Y here to enable it.
++	To compile this driver as a module, choose M here.
++
+ config MACE
+ 	tristate "MACE (Power Mac ethernet) support"
+ 	depends on PPC_PMAC && PPC32
+Index: linux-2.6.23.17/drivers/net/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/net/Makefile
++++ linux-2.6.23.17/drivers/net/Makefile
+@@ -25,6 +25,8 @@ ucc_geth_driver-objs := ucc_geth.o ucc_g
+ #
+ obj-$(CONFIG_PLIP) += plip.o
+ 
++obj-$(CONFIG_KORINA) += korina.o
++
+ obj-$(CONFIG_ROADRUNNER) += rrunner.o
+ 
+ obj-$(CONFIG_HAPPYMEAL) += sunhme.o
diff --git a/target/linux/rb532/patches-2.6.23/120-cf.patch b/target/linux/rb532/patches-2.6.23/120-cf.patch
new file mode 100644
index 0000000000..522195e451
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/120-cf.patch
@@ -0,0 +1,31 @@
+Index: linux-2.6.23.17/drivers/block/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/block/Kconfig
++++ linux-2.6.23.17/drivers/block/Kconfig
+@@ -426,6 +426,14 @@ config SUNVDC
+ 	  Support for virtual disk devices as a client under Sun
+ 	  Logical Domains.
+ 
++config BLK_DEV_CF_MIPS
++	bool "CF slot of RB532 board"
++	depends on MIKROTIK_RB500
++	default y
++	help
++	 The Routerboard 532 has a CF slot on it. Enable the special block
++	 device driver for it.
++
+ source "drivers/s390/block/Kconfig"
+ 
+ config XILINX_SYSACE
+Index: linux-2.6.23.17/drivers/block/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/block/Makefile
++++ linux-2.6.23.17/drivers/block/Makefile
+@@ -21,6 +21,7 @@ obj-$(CONFIG_BLK_DEV_DAC960)	+= DAC960.o
+ obj-$(CONFIG_XILINX_SYSACE)	+= xsysace.o
+ obj-$(CONFIG_CDROM_PKTCDVD)	+= pktcdvd.o
+ obj-$(CONFIG_SUNVDC)		+= sunvdc.o
++obj-$(CONFIG_BLK_DEV_CF_MIPS)	+= rb500/
+ 
+ obj-$(CONFIG_BLK_DEV_UMEM)	+= umem.o
+ obj-$(CONFIG_BLK_DEV_NBD)	+= nbd.o
diff --git a/target/linux/rb532/patches-2.6.23/140-cmdline_hack.patch b/target/linux/rb532/patches-2.6.23/140-cmdline_hack.patch
new file mode 100644
index 0000000000..1e01e953e5
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/140-cmdline_hack.patch
@@ -0,0 +1,15 @@
+Index: linux-2.6.23.17/arch/mips/kernel/head.S
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/kernel/head.S
++++ linux-2.6.23.17/arch/mips/kernel/head.S
+@@ -132,6 +132,10 @@
+ 
+ 	j kernel_entry
+ 	nop
++
++EXPORT(_image_cmdline)
++       .ascii "CMDLINE:"
++
+ #ifndef CONFIG_NO_EXCEPT_FILL
+ 	/*
+ 	 * Reserved space for exception handlers.
diff --git a/target/linux/rb532/patches-2.6.23/200-bridge_resource_hack.patch b/target/linux/rb532/patches-2.6.23/200-bridge_resource_hack.patch
new file mode 100644
index 0000000000..707935539b
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/200-bridge_resource_hack.patch
@@ -0,0 +1,15 @@
+Index: linux-2.6.23.17/arch/mips/pci/pci.c
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/pci/pci.c
++++ linux-2.6.23.17/arch/mips/pci/pci.c
+@@ -64,8 +64,10 @@ pcibios_align_resource(void *data, struc
+ 		/*
+ 		 * Put everything into 0x00-0xff region modulo 0x400
+ 		 */
++#ifndef CONFIG_MIKROTIK_RB500
+ 		if (start & 0x300)
+ 			start = (start + 0x3ff) & ~0x3ff;
++#endif
+ 	} else if (res->flags & IORESOURCE_MEM) {
+ 		/* Make sure we start at our min on all hoses */
+ 		if (start < PCIBIOS_MIN_MEM + hose->mem_resource->start)
diff --git a/target/linux/rb532/patches-2.6.23/220-serial_fix.patch b/target/linux/rb532/patches-2.6.23/220-serial_fix.patch
new file mode 100644
index 0000000000..4af6620fb5
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/220-serial_fix.patch
@@ -0,0 +1,18 @@
+Index: linux-2.6.23.17/drivers/serial/8250.c
+===================================================================
+--- linux-2.6.23.17.orig/drivers/serial/8250.c
++++ linux-2.6.23.17/drivers/serial/8250.c
+@@ -433,6 +433,13 @@ serial_out(struct uart_8250_port *up, in
+ 	default:
+ 		outb(value, up->port.iobase + offset);
+ 	}
++
++#if defined(CONFIG_IDT_EB434) || defined(CONFIG_MIKROTIK_RB500)
++	__SLOW_DOWN_IO;
++	__SLOW_DOWN_IO;
++	__SLOW_DOWN_IO;
++	__SLOW_DOWN_IO;
++#endif
+ }
+ 
+ static void
diff --git a/target/linux/rb532/patches-2.6.23/240-via_rhine_performance.patch b/target/linux/rb532/patches-2.6.23/240-via_rhine_performance.patch
new file mode 100644
index 0000000000..d82b6f7055
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/240-via_rhine_performance.patch
@@ -0,0 +1,100 @@
+Index: linux-2.6.23.17/drivers/net/via-rhine.c
+===================================================================
+--- linux-2.6.23.17.orig/drivers/net/via-rhine.c
++++ linux-2.6.23.17/drivers/net/via-rhine.c
+@@ -33,6 +33,8 @@
+ #define DRV_VERSION	"1.4.3"
+ #define DRV_RELDATE	"2007-03-06"
+ 
++#define PKT_ALIGN 1
++
+ 
+ /* A few user-configurable values.
+    These may be modified when a driver module is loaded. */
+@@ -40,6 +42,7 @@
+ static int debug = 1;	/* 1 normal messages, 0 quiet .. 7 verbose. */
+ static int max_interrupt_work = 20;
+ 
++#ifndef PKT_ALIGN
+ /* Set the copy breakpoint for the copy-only-tiny-frames scheme.
+    Setting to > 1518 effectively disables this feature. */
+ #if defined(__alpha__) || defined(__arm__) || defined(__hppa__) \
+@@ -49,6 +52,7 @@ static int rx_copybreak = 1518;
+ #else
+ static int rx_copybreak;
+ #endif
++#endif /* PKT_ALIGN */
+ 
+ /* Work-around for broken BIOSes: they are unable to get the chip back out of
+    power state D3 so PXE booting fails. bootparam(7): via-rhine.avoid_D3=1 */
+@@ -111,6 +115,7 @@ static const int multicast_filter_limit 
+ #include <asm/io.h>
+ #include <asm/irq.h>
+ #include <asm/uaccess.h>
++#include <asm/unaligned.h>
+ #include <linux/dmi.h>
+ 
+ /* These identify the driver base version and may not be removed. */
+@@ -130,12 +135,14 @@ MODULE_LICENSE("GPL");
+ 
+ module_param(max_interrupt_work, int, 0);
+ module_param(debug, int, 0);
+-module_param(rx_copybreak, int, 0);
+ module_param(avoid_D3, bool, 0);
+ MODULE_PARM_DESC(max_interrupt_work, "VIA Rhine maximum events handled per interrupt");
+ MODULE_PARM_DESC(debug, "VIA Rhine debug level (0-7)");
+-MODULE_PARM_DESC(rx_copybreak, "VIA Rhine copy breakpoint for copy-only-tiny-frames");
+ MODULE_PARM_DESC(avoid_D3, "Avoid power state D3 (work-around for broken BIOSes)");
++#ifndef PKT_ALIGN
++module_param(rx_copybreak, int, 0);
++MODULE_PARM_DESC(rx_copybreak, "VIA Rhine copy breakpoint for copy-only-tiny-frames");
++#endif
+ 
+ /*
+ 		Theory of Operation
+@@ -927,7 +934,7 @@ static void alloc_rbufs(struct net_devic
+ 
+ 	/* Fill in the Rx buffers.  Handle allocation failure gracefully. */
+ 	for (i = 0; i < RX_RING_SIZE; i++) {
+-		struct sk_buff *skb = dev_alloc_skb(rp->rx_buf_sz);
++		struct sk_buff *skb = dev_alloc_skb(rp->rx_buf_sz + 4);
+ 		rp->rx_skbuff[i] = skb;
+ 		if (skb == NULL)
+ 			break;
+@@ -1484,7 +1491,9 @@ static int rhine_rx(struct net_device *d
+ 			struct sk_buff *skb;
+ 			/* Length should omit the CRC */
+ 			int pkt_len = data_size - 4;
+-
++#ifdef PKT_ALIGN
++			int i;
++#else
+ 			/* Check if the packet is long enough to accept without
+ 			   copying to a minimally-sized skbuff. */
+ 			if (pkt_len < rx_copybreak &&
+@@ -1503,7 +1512,9 @@ static int rhine_rx(struct net_device *d
+ 							       rp->rx_skbuff_dma[entry],
+ 							       rp->rx_buf_sz,
+ 							       PCI_DMA_FROMDEVICE);
+-			} else {
++			} else
++#endif
++			{
+ 				skb = rp->rx_skbuff[entry];
+ 				if (skb == NULL) {
+ 					printk(KERN_ERR "%s: Inconsistent Rx "
+@@ -1517,6 +1528,14 @@ static int rhine_rx(struct net_device *d
+ 						 rp->rx_skbuff_dma[entry],
+ 						 rp->rx_buf_sz,
+ 						 PCI_DMA_FROMDEVICE);
++#ifdef PKT_ALIGN
++				/* align the data to the ip header - should be faster than copying the entire packet */
++				for (i = pkt_len - (pkt_len % 4); i >= 0; i -= 4) {
++					put_unaligned(*((u32 *) (skb->data + i)), (u32 *) (skb->data + i + 2));
++				}
++				skb->data += 2;
++				skb->tail += 2;
++#endif
+ 			}
+ 			skb->protocol = eth_type_trans(skb, dev);
+ #ifdef CONFIG_VIA_RHINE_NAPI
diff --git a/target/linux/rb532/patches-2.6.23/510-rb500_led.patch b/target/linux/rb532/patches-2.6.23/510-rb500_led.patch
new file mode 100644
index 0000000000..714c112a76
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/510-rb500_led.patch
@@ -0,0 +1,29 @@
+Index: linux-2.6.23.17/drivers/leds/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/leds/Kconfig
++++ linux-2.6.23.17/drivers/leds/Kconfig
+@@ -107,6 +107,12 @@ config LEDS_GPIO
+ 	  outputs. To be useful the particular board must have LEDs
+ 	  and they must be connected to the GPIO lines.
+ 
++config LEDS_RB500
++	tristate "LED Support for RB5xx boards"
++	depends LEDS_CLASS && MIKROTIK_RB500
++	help
++	  This option enables support for the yellow user LED on RB5xx boards.
++
+ comment "LED Triggers"
+ 
+ config LEDS_TRIGGERS
+Index: linux-2.6.23.17/drivers/leds/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/leds/Makefile
++++ linux-2.6.23.17/drivers/leds/Makefile
+@@ -18,6 +18,7 @@ obj-$(CONFIG_LEDS_ALIX)			+= leds-alix.o
+ obj-$(CONFIG_LEDS_H1940)		+= leds-h1940.o
+ obj-$(CONFIG_LEDS_COBALT)		+= leds-cobalt.o
+ obj-$(CONFIG_LEDS_GPIO)			+= leds-gpio.o
++obj-$(CONFIG_LEDS_RB500)		+= leds-rb500.o
+ 
+ # LED Triggers
+ obj-$(CONFIG_LEDS_TRIGGER_TIMER)	+= ledtrig-timer.o
diff --git a/target/linux/rb532/patches-2.6.23/520-rc32434_wdt.patch b/target/linux/rb532/patches-2.6.23/520-rc32434_wdt.patch
new file mode 100644
index 0000000000..3ea431490e
--- /dev/null
+++ b/target/linux/rb532/patches-2.6.23/520-rc32434_wdt.patch
@@ -0,0 +1,46 @@
+Index: linux-2.6.23.17/arch/mips/kernel/time.c
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/kernel/time.c
++++ linux-2.6.23.17/arch/mips/kernel/time.c
+@@ -479,3 +479,5 @@ EXPORT_SYMBOL(rtc_lock);
+ EXPORT_SYMBOL(to_tm);
+ EXPORT_SYMBOL(rtc_mips_set_time);
+ EXPORT_SYMBOL(rtc_mips_get_time);
++EXPORT_SYMBOL(mips_hpt_frequency);
++
+Index: linux-2.6.23.17/drivers/watchdog/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/watchdog/Kconfig
++++ linux-2.6.23.17/drivers/watchdog/Kconfig
+@@ -647,6 +647,19 @@ config WATCHDOG_RTAS
+ 	  To compile this driver as a module, choose M here. The module
+ 	  will be called wdrtas.
+ 
++config RC32434_WDT
++	tristate "IDT Interprise 79RC32434 SoC hardware watchdog"
++	depends on WATCHDOG && MIKROTIK_RB500
++	help
++	  This is a driver for hardware watchdog integrated in IDT Interprise
++	  79RC32434 SoC. This watchdog simply watches your kernel to make sure
++	  it doesn't freeze, and if it does, it reboots your computer after a
++	  certain amount of time.
++
++	  To compile this driver as a module, choose M here: the module will be
++	  called rc32434_wdt.
++
++
+ # S390 Architecture
+ 
+ config ZVM_WATCHDOG
+Index: linux-2.6.23.17/drivers/watchdog/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/watchdog/Makefile
++++ linux-2.6.23.17/drivers/watchdog/Makefile
+@@ -90,6 +90,7 @@ obj-$(CONFIG_SBC_EPX_C3_WATCHDOG) += sbc
+ obj-$(CONFIG_INDYDOG) += indydog.o
+ obj-$(CONFIG_WDT_MTX1)	+= mtx-1_wdt.o
+ obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
++obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
+ 
+ # PARISC Architecture
+