strip the kernel version suffix from target directories, except for brcm-2.4 (the -2.4 will be included in the board name here). CONFIG_LINUX_<ver>_<board> becomes CONFIG_TARGET_<board>, same for profiles.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8653 3c298f89-4303-0410-b956-a3cf2f4a3e73

16 files changed, 2203 insertions, 0 deletions

diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/Makefile b/target/linux/brcm47xx/files/arch/mips/bcm947xx/Makefile
new file mode 100644
index 000000000..f80945c8b
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/Makefile
@@ -0,0 +1,7 @@
+#
+# Makefile for the BCM47xx specific kernel interface routines
+# under Linux.
+#
+
+obj-y := irq.o prom.o setup.o time.o
+obj-y += nvram.o cfe_env.o
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/cfe_env.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/cfe_env.c
new file mode 100644
index 000000000..c1d5eeef5
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/cfe_env.c
@@ -0,0 +1,229 @@
+/*
+ * CFE environment variable access
+ *
+ * Copyright 2001-2003, Broadcom Corporation
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
+
+#define NVRAM_SIZE       (0x1ff0)
+static char _nvdata[NVRAM_SIZE];
+static char _valuestr[256];
+
+/*
+ * TLV types.  These codes are used in the "type-length-value"
+ * encoding of the items stored in the NVRAM device (flash or EEPROM)
+ *
+ * The layout of the flash/nvram is as follows:
+ *
+ * <type> <length> <data ...> <type> <length> <data ...> <type_end>
+ *
+ * The type code of "ENV_TLV_TYPE_END" marks the end of the list.
+ * The "length" field marks the length of the data section, not
+ * including the type and length fields.
+ *
+ * Environment variables are stored as follows:
+ *
+ * <type_env> <length> <flags> <name> = <value>
+ *
+ * If bit 0 (low bit) is set, the length is an 8-bit value.
+ * If bit 0 (low bit) is clear, the length is a 16-bit value
+ * 
+ * Bit 7 set indicates "user" TLVs.  In this case, bit 0 still
+ * indicates the size of the length field.  
+ *
+ * Flags are from the constants below:
+ *
+ */
+#define ENV_LENGTH_16BITS	0x00	/* for low bit */
+#define ENV_LENGTH_8BITS	0x01
+
+#define ENV_TYPE_USER		0x80
+
+#define ENV_CODE_SYS(n,l) (((n)<<1)|(l))
+#define ENV_CODE_USER(n,l) ((((n)<<1)|(l)) | ENV_TYPE_USER)
+
+/*
+ * The actual TLV types we support
+ */
+
+#define ENV_TLV_TYPE_END	0x00	
+#define ENV_TLV_TYPE_ENV	ENV_CODE_SYS(0,ENV_LENGTH_8BITS)
+
+/*
+ * Environment variable flags 
+ */
+
+#define ENV_FLG_NORMAL		0x00	/* normal read/write */
+#define ENV_FLG_BUILTIN		0x01	/* builtin - not stored in flash */
+#define ENV_FLG_READONLY	0x02	/* read-only - cannot be changed */
+
+#define ENV_FLG_MASK		0xFF	/* mask of attributes we keep */
+#define ENV_FLG_ADMIN		0x100	/* lets us internally override permissions */
+
+
+/*  *********************************************************************
+    *  _nvram_read(buffer,offset,length)
+    *  
+    *  Read data from the NVRAM device
+    *  
+    *  Input parameters: 
+    *  	   buffer - destination buffer
+    *  	   offset - offset of data to read
+    *  	   length - number of bytes to read
+    *  	   
+    *  Return value:
+    *  	   number of bytes read, or <0 if error occured
+    ********************************************************************* */
+static int
+_nvram_read(unsigned char *nv_buf, unsigned char *buffer, int offset, int length)
+{
+    int i;
+    if (offset > NVRAM_SIZE)
+	return -1; 
+
+    for ( i = 0; i < length; i++) {
+	buffer[i] = ((volatile unsigned char*)nv_buf)[offset + i];
+    }
+    return length;
+}
+
+
+static char*
+_strnchr(const char *dest,int c,size_t cnt)
+{
+	while (*dest && (cnt > 0)) {
+	if (*dest == c) return (char *) dest;
+	dest++;
+	cnt--;
+	}
+	return NULL;
+}
+
+
+
+/*
+ * Core support API: Externally visible.
+ */
+
+/*
+ * Get the value of an NVRAM variable
+ * @param	name	name of variable to get
+ * @return	value of variable or NULL if undefined
+ */
+
+char* 
+cfe_env_get(unsigned char *nv_buf, char* name)
+{
+    int size;
+    unsigned char *buffer;
+    unsigned char *ptr;
+    unsigned char *envval;
+    unsigned int reclen;
+    unsigned int rectype;
+    int offset;
+    int flg;
+    
+	if (!strcmp(name, "nvram_type"))
+		return "cfe";
+	
+    size = NVRAM_SIZE;
+    buffer = &_nvdata[0];
+
+    ptr = buffer;
+    offset = 0;
+
+    /* Read the record type and length */
+    if (_nvram_read(nv_buf, ptr,offset,1) != 1) {
+	goto error;
+    }
+    
+    while ((*ptr != ENV_TLV_TYPE_END)  && (size > 1)) {
+
+	/* Adjust pointer for TLV type */
+	rectype = *(ptr);
+	offset++;
+	size--;
+
+	/* 
+	 * Read the length.  It can be either 1 or 2 bytes
+	 * depending on the code 
+	 */
+	if (rectype & ENV_LENGTH_8BITS) {
+	    /* Read the record type and length - 8 bits */
+	    if (_nvram_read(nv_buf, ptr,offset,1) != 1) {
+		goto error;
+	    }
+	    reclen = *(ptr);
+	    size--;
+	    offset++;
+	}
+	else {
+	    /* Read the record type and length - 16 bits, MSB first */
+	    if (_nvram_read(nv_buf, ptr,offset,2) != 2) {
+		goto error;
+	    }
+	    reclen = (((unsigned int) *(ptr)) << 8) + (unsigned int) *(ptr+1);
+	    size -= 2;
+	    offset += 2;
+	}
+
+	if (reclen > size)
+	    break;	/* should not happen, bad NVRAM */
+
+	switch (rectype) {
+	    case ENV_TLV_TYPE_ENV:
+		/* Read the TLV data */
+		if (_nvram_read(nv_buf, ptr,offset,reclen) != reclen)
+		    goto error;
+		flg = *ptr++;
+		envval = (unsigned char *) _strnchr(ptr,'=',(reclen-1));
+		if (envval) {
+		    *envval++ = '\0';
+		    memcpy(_valuestr,envval,(reclen-1)-(envval-ptr));
+		    _valuestr[(reclen-1)-(envval-ptr)] = '\0';
+#if 0			
+		    printk(KERN_INFO "NVRAM:%s=%s\n", ptr, _valuestr);
+#endif
+		    if(!strcmp(ptr, name)){
+			return _valuestr;
+		    }
+		    if((strlen(ptr) > 1) && !strcmp(&ptr[1], name))
+			return _valuestr;
+		}
+		break;
+		
+	    default: 
+		/* Unknown TLV type, skip it. */
+		break;
+	    }
+
+	/*
+	 * Advance to next TLV 
+	 */
+		
+	size -= (int)reclen;
+	offset += reclen;
+
+	/* Read the next record type */
+	ptr = buffer;
+	if (_nvram_read(nv_buf, ptr,offset,1) != 1)
+	    goto error;
+	}
+
+error:
+    return NULL;
+
+}
+
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/include/nvram.h b/target/linux/brcm47xx/files/arch/mips/bcm947xx/include/nvram.h
new file mode 100644
index 000000000..6bb18e8e5
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/include/nvram.h
@@ -0,0 +1,37 @@
+/*
+ *  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.
+ */
+
+#ifndef __NVRAM_H
+#define __NVRAM_H
+
+struct nvram_header {
+	u32 magic;
+	u32 len;
+	u32 crc_ver_init;	/* 0:7 crc, 8:15 ver, 16:31 sdram_init */
+	u32 config_refresh;	/* 0:15 sdram_config, 16:31 sdram_refresh */
+	u32 config_ncdl;	/* ncdl values for memc */
+};
+
+struct nvram_tuple {
+	char *name;
+	char *value;
+	struct nvram_tuple *next;
+};
+
+#define NVRAM_HEADER		0x48534C46	/* 'FLSH' */
+#define NVRAM_VERSION		1
+#define NVRAM_HEADER_SIZE	20
+#define NVRAM_SPACE		0x8000
+
+#define NVRAM_MAX_VALUE_LEN 255
+#define NVRAM_MAX_PARAM_LEN 64
+
+char *nvram_get(const char *name);
+
+#endif
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/irq.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/irq.c
new file mode 100644
index 000000000..56d4c84b7
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/irq.c
@@ -0,0 +1,63 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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/errno.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <linux/smp.h>
+#include <linux/types.h>
+
+#include <asm/cpu.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/irq_cpu.h>
+
+void plat_irq_dispatch(void)
+{
+	u32 cause;
+
+	cause = read_c0_cause() & read_c0_status() & CAUSEF_IP;
+
+	clear_c0_status(cause);
+
+	if (cause & CAUSEF_IP7)
+		do_IRQ(7);
+	if (cause & CAUSEF_IP2)
+		do_IRQ(2);
+	if (cause & CAUSEF_IP3)
+		do_IRQ(3);
+	if (cause & CAUSEF_IP4)
+		do_IRQ(4);
+	if (cause & CAUSEF_IP5)
+		do_IRQ(5);
+	if (cause & CAUSEF_IP6)
+		do_IRQ(6);
+}
+
+void __init arch_init_irq(void)
+{
+	mips_cpu_irq_init();
+}
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/nvram.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/nvram.c
new file mode 100644
index 000000000..3f32ad9d6
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/nvram.c
@@ -0,0 +1,125 @@
+/*
+ * BCM947xx nvram variable access
+ *
+ * Copyright 2005, Broadcom Corporation
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/ssb/ssb.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/interrupt.h>
+#include <linux/spinlock.h>
+#include <linux/slab.h>
+#include <asm/byteorder.h>
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
+
+#include <nvram.h>
+
+#define MB * 1048576
+extern struct ssb_bus ssb;
+
+static char nvram_buf[NVRAM_SPACE];
+static int cfe_env;
+extern char *cfe_env_get(char *nv_buf, const char *name);
+		
+/* Probe for NVRAM header */
+static void __init early_nvram_init(void)
+{
+	struct ssb_mipscore *mcore = &ssb.mipscore;
+	struct nvram_header *header;
+	int i;
+	u32 base, lim, off;
+	u32 *src, *dst;
+	
+	base = mcore->flash_window;
+	lim = mcore->flash_window_size;
+	cfe_env = 0;
+
+	
+	/* XXX: hack for supporting the CFE environment stuff on WGT634U */
+	if (lim >= 8 MB) {
+		src = (u32 *) KSEG1ADDR(base + 8 MB - 0x2000);
+		dst = (u32 *) nvram_buf;
+
+		if ((*src & 0xff00ff) == 0x000001) {
+			printk("early_nvram_init: WGT634U NVRAM found.\n");
+
+			for (i = 0; i < 0x1ff0; i++) {
+				if (*src == 0xFFFFFFFF)
+					break;
+				*dst++ = *src++;
+			}
+			cfe_env = 1;
+			return;
+		}
+	}
+
+	off = 0x20000;
+	while (off <= lim) {
+		/* Windowed flash access */
+		header = (struct nvram_header *) KSEG1ADDR(base + off - NVRAM_SPACE);
+		if (header->magic == NVRAM_HEADER)
+			goto found;
+		off <<= 1;
+	}
+
+	/* Try embedded NVRAM at 4 KB and 1 KB as last resorts */
+	header = (struct nvram_header *) KSEG1ADDR(base + 4096);
+	if (header->magic == NVRAM_HEADER)
+		goto found;
+	
+	header = (struct nvram_header *) KSEG1ADDR(base + 1024);
+	if (header->magic == NVRAM_HEADER)
+		goto found;
+	
+	return;
+
+found:
+	src = (u32 *) header;
+	dst = (u32 *) nvram_buf;
+	for (i = 0; i < sizeof(struct nvram_header); i += 4)
+		*dst++ = *src++;
+	for (; i < header->len && i < NVRAM_SPACE; i += 4)
+		*dst++ = le32_to_cpu(*src++);
+}
+
+char *nvram_get(const char *name)
+{
+	char *var, *value, *end, *eq;
+
+	if (!name)
+		return NULL;
+
+	if (!nvram_buf[0])
+		early_nvram_init();
+
+	if (cfe_env)
+		return cfe_env_get(nvram_buf, name);
+
+	/* Look for name=value and return value */
+	var = &nvram_buf[sizeof(struct nvram_header)];
+	end = nvram_buf + sizeof(nvram_buf) - 2;
+	end[0] = end[1] = '\0';
+	for (; *var; var = value + strlen(value) + 1) {
+		if (!(eq = strchr(var, '=')))
+			break;
+		value = eq + 1;
+		if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0)
+			return value;
+	}
+
+	return NULL;
+}
+
+EXPORT_SYMBOL(nvram_get);
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c
new file mode 100644
index 000000000..41ea0870b
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c
@@ -0,0 +1,61 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <asm/pmon.h>
+#include "../cfe/cfe_private.h"
+
+const char *get_system_type(void)
+{
+	return "Broadcom BCM47xx";
+}
+
+void __init prom_init(void)
+{
+	unsigned long mem;
+
+        mips_machgroup = MACH_GROUP_BRCM;
+        mips_machtype = MACH_BCM47XX;
+
+	cfe_setup(fw_arg0, fw_arg1, fw_arg2, fw_arg3);
+		
+	/* Figure out memory size by finding aliases */
+	for (mem = (1 << 20); mem < (128 << 20); mem += (1 << 20)) {
+		if (*(unsigned long *)((unsigned long)(prom_init) + mem) == 
+		    *(unsigned long *)(prom_init))
+			break;
+	}
+
+	add_memory_region(0, mem, BOOT_MEM_RAM);
+}
+
+void __init prom_free_prom_memory(void)
+{
+}
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c
new file mode 100644
index 000000000..f7687d4dd
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c
@@ -0,0 +1,163 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
+ *  Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *  Copyright (C) 2006 Michael Buesch
+ *
+ *  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/init.h>
+#include <linux/types.h>
+#include <linux/tty.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+#include <asm/bootinfo.h>
+#include <asm/time.h>
+#include <asm/reboot.h>
+#include <asm/cfe.h>
+#include <linux/pm.h>
+#include <linux/ssb/ssb.h>
+
+#include <nvram.h>
+
+extern void bcm47xx_pci_init(void);
+extern void bcm47xx_time_init(void);
+
+struct ssb_bus ssb;
+
+static void bcm47xx_machine_restart(char *command)
+{
+	printk(KERN_ALERT "Please stand by while rebooting the system...\n");
+	local_irq_disable();
+	/* CFE has a reboot callback, but that does not work.
+	 * Oopses with: Reserved instruction in kernel code.
+	 */
+
+	/* Set the watchdog timer to reset immediately */
+	ssb_chipco_watchdog(&ssb.chipco, 1);
+	while (1)
+		cpu_relax();
+}
+
+static void bcm47xx_machine_halt(void)
+{
+	/* Disable interrupts and watchdog and spin forever */
+	local_irq_disable();
+	ssb_chipco_watchdog(&ssb.chipco, 0);
+	while (1)
+		cpu_relax();
+}
+
+static void e_aton(char *str, char *dest)
+{
+	int i = 0;
+
+	if (str == NULL) {
+		memset(dest, 0, 6);
+		return;
+	}
+	
+	for (;;) {
+		dest[i++] = (char) simple_strtoul(str, NULL, 16);
+		str += 2;
+		if (!*str++ || i == 6)
+			break;
+	}
+}
+
+static void bcm47xx_fill_sprom(struct ssb_sprom *sprom)
+{
+	// TODO
+}
+
+static void bcm47xx_fill_sprom_nvram(struct ssb_sprom *sprom)
+{
+	char *s;
+
+	memset(sprom, 0, sizeof(struct ssb_sprom));
+	
+	sprom->revision = 3;
+	if ((s = nvram_get("et0macaddr")))
+		e_aton(s, sprom->r1.et0mac);
+	if ((s = nvram_get("et1macaddr")))
+		e_aton(s, sprom->r1.et1mac);
+	if ((s = nvram_get("et0phyaddr")))
+		sprom->r1.et0phyaddr = simple_strtoul(s, NULL, 10);
+	if ((s = nvram_get("et1phyaddr")))
+		sprom->r1.et1phyaddr = simple_strtoul(s, NULL, 10);
+}
+
+void __init plat_mem_setup(void)
+{
+	int i, err;
+	char *s;
+	struct ssb_mipscore *mcore;
+
+	err = ssb_bus_ssbbus_register(&ssb, SSB_ENUM_BASE, bcm47xx_fill_sprom);
+	if (err) {
+		const char *msg = "Failed to initialize SSB bus (err %d)\n";
+		cfe_printk(msg, err); /* Make sure the message gets out of the box. */
+		panic(msg, err);
+	}
+	mcore = &ssb.mipscore;
+
+	/* FIXME: the nvram init depends on the ssb being fully initializes,
+	 * can't use the fill_sprom callback yet! */
+	bcm47xx_fill_sprom_nvram(&ssb.sprom);
+	
+	s = nvram_get("kernel_args");
+	if (s && !strncmp(s, "console=ttyS1", 13)) {
+		struct ssb_serial_port port;
+
+		cfe_printk("Swapping serial ports!\n");
+		/* swap serial ports */
+		memcpy(&port, &mcore->serial_ports[0], sizeof(port));
+		memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port));
+		memcpy(&mcore->serial_ports[1], &port, sizeof(port));
+	}
+
+	for (i = 0; i < mcore->nr_serial_ports; i++) {
+		struct ssb_serial_port *port = &(mcore->serial_ports[i]);
+		struct uart_port s;
+	
+		memset(&s, 0, sizeof(s));
+		s.line = i;
+		s.membase = port->regs;
+		s.irq = port->irq + 2;//FIXME?
+		s.uartclk = port->baud_base;
+		s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
+		s.iotype = SERIAL_IO_MEM;
+		s.regshift = port->reg_shift;
+
+		early_serial_setup(&s);
+	}
+	cfe_printk("Serial init done.\n");
+
+	_machine_restart = bcm47xx_machine_restart;
+	_machine_halt = bcm47xx_machine_halt;
+	pm_power_off = bcm47xx_machine_halt;
+
+	board_time_init = bcm47xx_time_init;//FIXME move into ssb
+}
+
+EXPORT_SYMBOL(ssb);
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/time.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/time.c
new file mode 100644
index 000000000..62120ebc7
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/time.c
@@ -0,0 +1,62 @@
+/*
+ *  Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.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/init.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/serial_reg.h>
+#include <linux/interrupt.h>
+#include <linux/ssb/ssb.h>
+#include <asm/addrspace.h>
+#include <asm/io.h>
+#include <asm/time.h>
+
+extern struct ssb_bus ssb;
+
+void __init
+bcm47xx_time_init(void)
+{
+	unsigned long hz;
+
+	/*
+	 * Use deterministic values for initial counter interrupt
+	 * so that calibrate delay avoids encountering a counter wrap.
+	 */
+	write_c0_count(0);
+	write_c0_compare(0xffff);
+
+	hz = ssb_cpu_clock(&ssb.mipscore) / 2;
+	if (!hz)
+		hz = 100000000;
+
+	/* Set MIPS counter frequency for fixed_rate_gettimeoffset() */
+	mips_hpt_frequency = hz;
+}
+
+void __init
+plat_timer_setup(struct irqaction *irq)
+{
+	/* Enable the timer interrupt */
+	setup_irq(7, irq);
+}
diff --git a/target/linux/brcm47xx/files/arch/mips/cfe/Makefile b/target/linux/brcm47xx/files/arch/mips/cfe/Makefile
new file mode 100644
index 000000000..d9f046adf
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/cfe/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for the Broadcom Common Firmware Environment support
+#
+
+obj-y += cfe.o
diff --git a/target/linux/brcm47xx/files/arch/mips/cfe/cfe.c b/target/linux/brcm47xx/files/arch/mips/cfe/cfe.c
new file mode 100644
index 000000000..6d16111e1
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/cfe/cfe.c
@@ -0,0 +1,533 @@
+/*
+ * Broadcom Common Firmware Environment (CFE) support
+ *
+ * Copyright 2000, 2001, 2002
+ * Broadcom Corporation. All rights reserved.
+ *
+ * Copyright (C) 2006 Michael Buesch
+ *
+ * Original Authors:  Mitch Lichtenberg, Chris Demetriou
+ *
+ * This software is furnished under license and may be used and copied only
+ * in accordance with the following terms and conditions.  Subject to these
+ * conditions, you may download, copy, install, use, modify and distribute
+ * modified or unmodified copies of this software in source and/or binary
+ * form. No title or ownership is transferred hereby.
+ *
+ * 1) Any source code used, modified or distributed must reproduce and
+ *    retain this copyright notice and list of conditions as they appear in
+ *    the source file.
+ *
+ * 2) No right is granted to use any trade name, trademark, or logo of
+ *    Broadcom Corporation.  The "Broadcom Corporation" name may not be
+ *    used to endorse or promote products derived from this software
+ *    without the prior written permission of Broadcom Corporation.
+ *
+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
+ *    WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
+ *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
+ *    NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
+ *    FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
+ *    LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/errno.h>
+#include <linux/spinlock.h>
+#include <asm/cfe.h>
+
+#include "cfe_private.h"
+
+
+static cfe_uint_t cfe_handle;
+static int (*cfe_trampoline)(long handle, long iocb);
+
+
+#include <linux/kernel.h>
+
+void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1,
+		      unsigned long fwarg2, unsigned long fwarg3)
+{
+	if (fwarg3 == 0x80300000) {
+		/* WRT54G workaround */
+		fwarg3 = CFE_EPTSEAL;
+		fwarg2 = 0xBFC00500;
+	}
+	if (fwarg3 != CFE_EPTSEAL) {
+		/* We are not booted from CFE */
+		return;
+	}
+	if (fwarg1 == 0) {
+		/* We are on the boot CPU */
+		cfe_handle = (cfe_uint_t)fwarg0;
+		cfe_trampoline = CFE_TO_PTR(fwarg2);
+	}
+}
+
+int cfe_vprintk(const char *fmt, va_list args)
+{
+	static char buffer[1024];
+	static DEFINE_SPINLOCK(lock);
+	static const char pfx[] = "CFE-console: ";
+	static const size_t pfx_len = sizeof(pfx) - 1;
+	unsigned long flags;
+	int len, cnt, pos;
+	int handle;
+	int res;
+
+	if (!cfe_present())
+		return -ENODEV;
+
+	spin_lock_irqsave(&lock, flags);
+	handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE);
+	if (CFE_ISERR(handle)) {
+		len = -EIO;
+		goto out;
+	}
+	strcpy(buffer, pfx);
+	len = vscnprintf(buffer + pfx_len,
+			 sizeof(buffer) - pfx_len - 2,
+			 fmt, args);
+	len += pfx_len;
+	/* The CFE console requires CR-LF line-ends.
+	 * Add a CR, if we only terminate lines with a LF.
+	 * This does only fix CR-LF at the end of the string.
+	 * So for multiple lines, use multiple cfe_vprintk calls.
+	 */
+	if (len > 1 &&
+	    buffer[len - 1] == '\n' && buffer[len - 2] != '\r') {
+		buffer[len - 1] = '\r';
+		buffer[len] = '\n';
+		len += 1;
+	}
+	cnt = len;
+	pos = 0;
+	while (cnt > 0) {
+		res = cfe_write(handle, buffer + pos, len - pos);
+		if (CFE_ISERR(res)) {
+			len = -EIO;
+			goto out;
+		}
+		cnt -= res;
+		pos += res;
+	}
+out:
+	spin_unlock_irqrestore(&lock, flags);
+
+	return len;
+}
+
+int cfe_printk(const char *fmt, ...)
+{
+	va_list args;
+	int res;
+
+	va_start(args, fmt);
+	res = cfe_vprintk(fmt, args);
+	va_end(args);
+
+	return res;
+}
+
+static int cfe_iocb_dispatch(struct cfe_iocb *iocb)
+{
+	if (!cfe_present())
+		return CFE_ERR_UNSUPPORTED;
+	return cfe_trampoline((long)cfe_handle, (long)iocb);
+}
+
+int cfe_present(void)
+{
+	return (cfe_trampoline != NULL);
+}
+
+int cfe_close(int handle)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_CLOSE;
+	iocb.handle = handle;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_FW_CPUCTL;
+	iocb.psize = sizeof(struct cfe_iocb_cpuctl);
+	iocb.cpuctl.number = cpu;
+	iocb.cpuctl.command = CFE_CPU_CMD_START;
+	iocb.cpuctl.gp = gp;
+	iocb.cpuctl.sp = sp;
+	iocb.cpuctl.a1 = a1;
+	iocb.cpuctl.start_addr = (long)fn;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_cpu_stop(int cpu)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_FW_CPUCTL;
+	iocb.psize = sizeof(struct cfe_iocb_cpuctl);
+	iocb.cpuctl.number = cpu;
+	iocb.cpuctl.command = CFE_CPU_CMD_STOP;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_ENV_ENUM;
+	iocb.psize = sizeof(struct cfe_iocb_envbuf);
+	iocb.envbuf.index = idx;
+	iocb.envbuf.name = PTR_TO_CFE(name);
+	iocb.envbuf.name_len = namelen;
+	iocb.envbuf.val = PTR_TO_CFE(val);
+	iocb.envbuf.val_len = vallen;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_enumdev(int idx, char *name, int namelen)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+
+	iocb.fcode = CFE_CMD_DEV_ENUM;
+	iocb.psize = sizeof(struct cfe_iocb_envbuf);
+	iocb.envbuf.index = idx;
+	iocb.envbuf.name = PTR_TO_CFE(name);
+	iocb.envbuf.name_len = namelen;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_enummem(int idx, int flags, u64 *start, u64 *length,
+		u64 *type)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+
+	iocb.fcode = CFE_CMD_FW_MEMENUM;
+	iocb.flags = flags;
+	iocb.psize = sizeof(struct cfe_iocb_meminfo);
+	iocb.meminfo.index = idx;
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (!CFE_ISERR(iocb.status)) {
+		*start = iocb.meminfo.addr;
+		*length = iocb.meminfo.size;
+		*type = iocb.meminfo.type;
+	}
+
+	return iocb.status;
+}
+
+int cfe_exit(int warm, int status)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+printk("CFE REBOOT\n");
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_FW_RESTART;
+	if (warm)
+		iocb.flags = CFE_FLG_WARMSTART;
+	iocb.psize = sizeof(struct cfe_iocb_exitstat);
+	iocb.exitstat.status = status;
+
+printk("CALL\n");
+	err = cfe_iocb_dispatch(&iocb);
+printk("DONE\n");
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_flushcache(int flags)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_FW_FLUSHCACHE;
+	iocb.flags = flags;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_getdevinfo(char *name)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_GETINFO;
+	iocb.psize = sizeof(struct cfe_iocb_buf);
+	iocb.buffer.ptr = PTR_TO_CFE(name);
+	iocb.buffer.length = strlen(name);
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+
+	return iocb.buffer.devflags;
+}
+
+int cfe_getenv(char *name, char *dest, int destlen)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	dest[0] = '\0';
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_ENV_GET;
+	iocb.psize = sizeof(struct cfe_iocb_envbuf);
+	iocb.envbuf.name = PTR_TO_CFE(name);
+	iocb.envbuf.name_len = strlen(name);
+	iocb.envbuf.val = PTR_TO_CFE(dest);
+	iocb.envbuf.val_len = destlen;
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_getfwinfo(struct cfe_fwinfo *info)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_FW_GETINFO;
+	iocb.psize = sizeof(struct cfe_iocb_fwinfo);
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return err;
+
+	info->version = iocb.fwinfo.version;
+	info->totalmem = iocb.fwinfo.totalmem;
+	info->flags = iocb.fwinfo.flags;
+	info->boardid = iocb.fwinfo.boardid;
+	info->bootarea_va = iocb.fwinfo.bootarea_va;
+	info->bootarea_pa = iocb.fwinfo.bootarea_pa;
+	info->bootarea_size = iocb.fwinfo.bootarea_size;
+
+	return iocb.status;
+}
+
+int cfe_getstdhandle(int handletype)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_GETHANDLE;
+	iocb.flags = handletype;
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+
+	return iocb.handle;
+}
+
+int cfe_getticks(s64 *ticks)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_FW_GETTIME;
+	iocb.psize = sizeof(struct cfe_iocb_time);
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (!CFE_ISERR(iocb.status))
+		*ticks = iocb.time.ticks;
+
+	return iocb.status;
+}
+
+int cfe_inpstat(int handle)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_INPSTAT;
+	iocb.handle = handle;
+	iocb.psize = sizeof(struct cfe_iocb_inpstat);
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+
+	return iocb.inpstat.status;
+}
+
+int cfe_ioctl(int handle, unsigned int ioctlnum,
+	      unsigned char *buffer, int length,
+	      int *retlen, u64 offset)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_IOCTL;
+	iocb.handle = handle;
+	iocb.psize = sizeof(struct cfe_iocb_buf);
+	iocb.buffer.offset = offset;
+	iocb.buffer.ioctlcmd = ioctlnum;
+	iocb.buffer.ptr = PTR_TO_CFE(buffer);
+	iocb.buffer.length = length;
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+	if (retlen)
+		*retlen = iocb.buffer.retlen;
+
+	return iocb.status;
+}
+
+int cfe_open(char *name)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_OPEN;
+	iocb.psize = sizeof(struct cfe_iocb_buf);
+	iocb.buffer.ptr = PTR_TO_CFE(name);
+	iocb.buffer.length = strlen(name);
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+
+	return iocb.handle;
+}
+
+int cfe_read(int handle, unsigned char *buffer, int length)
+{
+	return cfe_readblk(handle, 0, buffer, length);
+}
+
+int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_READ;
+	iocb.handle = handle;
+	iocb.psize = sizeof(struct cfe_iocb_buf);
+	iocb.buffer.offset = offset;
+	iocb.buffer.ptr = PTR_TO_CFE(buffer);
+	iocb.buffer.length = length;
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+
+	return iocb.buffer.retlen;
+}
+
+int cfe_setenv(char *name, char *val)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_ENV_SET;
+	iocb.psize = sizeof(struct cfe_iocb_envbuf);
+	iocb.envbuf.name = PTR_TO_CFE(name);
+	iocb.envbuf.name_len = strlen(name);
+	iocb.envbuf.val = PTR_TO_CFE(val);
+	iocb.envbuf.val_len = strlen(val);
+
+	err = cfe_iocb_dispatch(&iocb);
+
+	return (CFE_ISERR(err)) ? err : iocb.status;
+}
+
+int cfe_write(int handle, unsigned char *buffer, int length)
+{
+	return cfe_writeblk(handle, 0, buffer, length);
+}
+
+int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, int length)
+{
+	struct cfe_iocb iocb;
+	int err;
+
+	memset(&iocb, 0, sizeof(iocb));
+	iocb.fcode = CFE_CMD_DEV_WRITE;
+	iocb.handle = handle;
+	iocb.psize = sizeof(struct cfe_iocb_buf);
+	iocb.buffer.offset = offset;
+	iocb.buffer.ptr = PTR_TO_CFE(buffer);
+	iocb.buffer.length = length;
+
+	err = cfe_iocb_dispatch(&iocb);
+	if (CFE_ISERR(err))
+		return err;
+	if (CFE_ISERR(iocb.status))
+		return iocb.status;
+
+	return iocb.buffer.retlen;
+}
diff --git a/target/linux/brcm47xx/files/arch/mips/cfe/cfe_private.h b/target/linux/brcm47xx/files/arch/mips/cfe/cfe_private.h
new file mode 100644
index 000000000..0a604d3bb
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/cfe/cfe_private.h
@@ -0,0 +1,176 @@
+/*
+ * Broadcom Common Firmware Environment (CFE) support
+ *
+ * Copyright 2000, 2001, 2002
+ * Broadcom Corporation. All rights reserved.
+ *
+ * Copyright (C) 2006 Michael Buesch
+ *
+ * Original Authors:  Mitch Lichtenberg, Chris Demetriou
+ *
+ * This software is furnished under license and may be used and copied only
+ * in accordance with the following terms and conditions.  Subject to these
+ * conditions, you may download, copy, install, use, modify and distribute
+ * modified or unmodified copies of this software in source and/or binary
+ * form. No title or ownership is transferred hereby.
+ *
+ * 1) Any source code used, modified or distributed must reproduce and
+ *    retain this copyright notice and list of conditions as they appear in
+ *    the source file.
+ *
+ * 2) No right is granted to use any trade name, trademark, or logo of
+ *    Broadcom Corporation.  The "Broadcom Corporation" name may not be
+ *    used to endorse or promote products derived from this software
+ *    without the prior written permission of Broadcom Corporation.
+ *
+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
+ *    WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
+ *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
+ *    NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
+ *    FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
+ *    LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LINUX_CFE_PRIVATE_H_
+#define LINUX_CFE_PRIVATE_H_
+
+#ifndef __ASSEMBLY__
+
+/* Seal indicating CFE's presence, passed to the kernel. */
+#define CFE_EPTSEAL		0x43464531
+
+#define CFE_CMD_FW_GETINFO	0
+#define CFE_CMD_FW_RESTART	1
+#define CFE_CMD_FW_BOOT		2
+#define CFE_CMD_FW_CPUCTL	3
+#define CFE_CMD_FW_GETTIME      4
+#define CFE_CMD_FW_MEMENUM	5
+#define CFE_CMD_FW_FLUSHCACHE	6
+
+#define CFE_CMD_DEV_GETHANDLE	9
+#define CFE_CMD_DEV_ENUM	10
+#define CFE_CMD_DEV_OPEN	11
+#define CFE_CMD_DEV_INPSTAT	12
+#define CFE_CMD_DEV_READ	13
+#define CFE_CMD_DEV_WRITE	14
+#define CFE_CMD_DEV_IOCTL	15
+#define CFE_CMD_DEV_CLOSE	16
+#define CFE_CMD_DEV_GETINFO	17
+
+#define CFE_CMD_ENV_ENUM	20
+#define CFE_CMD_ENV_GET		22
+#define CFE_CMD_ENV_SET		23
+#define CFE_CMD_ENV_DEL		24
+
+#define CFE_CMD_MAX		32
+
+#define CFE_CMD_VENDOR_USE	0x8000	/* codes above this are for customer use */
+
+typedef u64 cfe_uint_t;
+typedef s64 cfe_int_t;
+typedef s64 cfe_ptr_t;
+
+/* Cast a pointer from native to CFE-API pointer and back */
+#define CFE_TO_PTR(p)		((void *)(unsigned long)(p))
+#define PTR_TO_CFE(p)		((cfe_ptr_t)(unsigned long)(p))
+
+struct cfe_iocb_buf {
+	cfe_uint_t	offset;		/* offset on device (bytes) */
+	cfe_ptr_t	ptr;		/* pointer to a buffer */
+	cfe_uint_t	length;		/* length of this buffer */
+	cfe_uint_t	retlen;		/* returned length (for read ops) */
+	union {
+		cfe_uint_t	ioctlcmd;	/* IOCTL command (used only for IOCTLs) */
+		cfe_uint_t	devflags;	/* Returned device info flags */
+	};
+};
+
+struct cfe_iocb_inpstat {
+	cfe_uint_t	status;		/* 1 means input available */
+};
+
+struct cfe_iocb_envbuf {
+	cfe_int_t	index;		/* 0-based enumeration index */
+	cfe_ptr_t	name;		/* name string buffer */
+	cfe_int_t	name_len;	/* size of name buffer */
+	cfe_ptr_t	val;		/* value string buffer */
+	cfe_int_t	val_len;	/* size of value string buffer */
+};
+
+struct cfe_iocb_cpuctl {
+	cfe_uint_t	number;		/* cpu number to control */
+	cfe_uint_t	command;	/* command to issue to CPU */
+	cfe_uint_t	start_addr;	/* CPU start address */
+	cfe_uint_t	gp;		/* starting GP value */
+	cfe_uint_t	sp;		/* starting SP value */
+	cfe_uint_t	a1;		/* starting A1 value */
+};
+
+struct cfe_iocb_time {
+	cfe_int_t	ticks;		/* current time in ticks */
+};
+
+struct cfe_iocb_exitstat {
+	cfe_int_t	status;
+};
+
+struct cfe_iocb_meminfo {
+	cfe_int_t	index;		/* 0-based enumeration index */
+	cfe_int_t	type;		/* type of memory block */
+	cfe_uint_t	addr;		/* physical start address */
+	cfe_uint_t	size;		/* block size */
+};
+
+struct cfe_iocb_fwinfo {
+	cfe_int_t	version;	/* major, minor, eco version */
+	cfe_int_t	totalmem;	/* total installed mem */
+	cfe_int_t	flags;		/* various flags */
+	cfe_int_t	boardid;	/* board ID */
+	cfe_int_t	bootarea_va;	/* VA of boot area */
+	cfe_int_t	bootarea_pa;	/* PA of boot area */
+	cfe_int_t	bootarea_size;	/* size of boot area */
+	cfe_int_t	reserved1;
+	cfe_int_t	reserved2;
+	cfe_int_t	reserved3;
+};
+
+/* CFE I/O Control Block */
+struct cfe_iocb {
+	cfe_uint_t	fcode;		/* IOCB function code */
+	cfe_int_t	status;		/* return status */
+	cfe_int_t	handle;		/* file/device handle */
+	cfe_uint_t	flags;		/* flags for this IOCB */
+	cfe_uint_t	psize;		/* size of parameter list */
+	union {
+		struct cfe_iocb_buf		buffer;		/* buffer parameters */
+		struct cfe_iocb_inpstat		inpstat;	/* input status parameters */
+		struct cfe_iocb_envbuf		envbuf;		/* environment function parameters */
+		struct cfe_iocb_cpuctl		cpuctl;		/* CPU control parameters */
+		struct cfe_iocb_time		time;		/* timer parameters */
+		struct cfe_iocb_meminfo		meminfo;	/* memory arena info parameters */
+		struct cfe_iocb_fwinfo		fwinfo;		/* firmware information */
+		struct cfe_iocb_exitstat	exitstat;	/* Exit Status */
+	};
+};
+
+
+#include <linux/init.h>
+
+void __init cfe_setup(unsigned long fwarg0, unsigned long fwarg1,
+		      unsigned long fwarg2, unsigned long fwarg3);
+
+#else /* __ASSEMBLY__ */
+
+	.macro	cfe_early_init
+#ifdef CONFIG_CFE
+		jal	cfe_setup
+#endif
+	.endm
+
+#endif /* __ASSEMBLY__ */
+#endif /* LINUX_CFE_PRIVATE_H_ */
diff --git a/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c b/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c
new file mode 100644
index 000000000..6a82f362c
--- /dev/null
+++ b/target/linux/brcm47xx/files/drivers/mtd/maps/bcm47xx-flash.c
@@ -0,0 +1,439 @@
+/*
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *  Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
+ *  Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
+ *
+ *  original functions for finding root filesystem from Mike Baker 
+ *
+ *  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.
+ * 
+ *  Copyright 2001-2003, Broadcom Corporation
+ *  All Rights Reserved.
+ * 
+ *  THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
+ *  KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
+ *  SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
+ *  FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
+ *
+ *  Flash mapping for BCM947XX boards
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/wait.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#ifdef CONFIG_MTD_PARTITIONS
+#include <linux/mtd/partitions.h>
+#endif
+#include <linux/crc32.h>
+#ifdef CONFIG_SSB
+#include <linux/ssb/ssb.h>
+#endif
+#include <asm/io.h>
+
+
+#define TRX_MAGIC	0x30524448	/* "HDR0" */
+#define TRX_VERSION	1
+#define TRX_MAX_LEN	0x3A0000
+#define TRX_NO_HEADER	1		/* Do not write TRX header */	
+#define TRX_GZ_FILES	0x2     /* Contains up to TRX_MAX_OFFSET individual gzip files */
+#define TRX_MAX_OFFSET	3
+
+struct trx_header {
+	u32 magic;		/* "HDR0" */
+	u32 len;		/* Length of file including header */
+	u32 crc32;		/* 32-bit CRC from flag_version to end of file */
+	u32 flag_version;	/* 0:15 flags, 16:31 version */
+	u32 offsets[TRX_MAX_OFFSET];	/* Offsets of partitions from start of header */
+};
+
+#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y))
+#define NVRAM_SPACE 0x8000
+#define WINDOW_ADDR 0x1fc00000
+#define WINDOW_SIZE 0x400000
+#define BUSWIDTH 2
+
+#ifdef CONFIG_SSB
+extern struct ssb_bus ssb;
+#endif
+static struct mtd_info *bcm947xx_mtd;
+
+static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
+{
+	if (len==1) {
+		memcpy_fromio(to, map->virt + from, len);
+	} else {
+		int i;
+		u16 *dest = (u16 *) to;
+		u16 *src  = (u16 *) (map->virt + from);
+		for (i = 0; i < (len / 2); i++) {
+			dest[i] = src[i];
+		}
+		if (len & 1)
+			*((u8 *)dest+len-1) = src[i] & 0xff;
+	}
+}
+
+static struct map_info bcm947xx_map = {
+	name: "Physically mapped flash",
+	size: WINDOW_SIZE,
+	bankwidth: BUSWIDTH,
+	phys: WINDOW_ADDR,
+};
+
+#ifdef CONFIG_MTD_PARTITIONS
+
+static struct mtd_partition bcm947xx_parts[] = {
+	{ name: "cfe",	offset: 0, size: 0, mask_flags: MTD_WRITEABLE, },
+	{ name: "linux", offset: 0, size: 0, },
+	{ name: "rootfs", offset: 0, size: 0, },
+	{ name: "nvram", offset: 0, size: 0, },
+	{ name: NULL, },
+};
+
+static int __init
+find_cfe_size(struct mtd_info *mtd, size_t size)
+{
+	struct trx_header *trx;
+	unsigned char buf[512];
+	int off;
+	size_t len;
+	int blocksize;
+
+	trx = (struct trx_header *) buf;
+
+	blocksize = mtd->erasesize;
+	if (blocksize < 0x10000)
+		blocksize = 0x10000;
+
+	for (off = (128*1024); off < size; off += blocksize) {
+		memset(buf, 0xe5, sizeof(buf));
+
+		/*
+		 * Read into buffer 
+		 */
+		if (mtd->read(mtd, off, sizeof(buf), &len, buf) ||
+		    len != sizeof(buf))
+			continue;
+
+		/* found a TRX header */
+		if (le32_to_cpu(trx->magic) == TRX_MAGIC) {
+			goto found;
+		}
+	}
+
+	printk(KERN_NOTICE
+	       "%s: Couldn't find bootloader size\n",
+	       mtd->name);
+	return -1;
+
+ found:
+	printk(KERN_NOTICE "bootloader size: %d\n", off);
+	return off;
+
+}
+
+/*
+ * Copied from mtdblock.c
+ *
+ * Cache stuff...
+ * 
+ * Since typical flash erasable sectors are much larger than what Linux's
+ * buffer cache can handle, we must implement read-modify-write on flash
+ * sectors for each block write requests.  To avoid over-erasing flash sectors
+ * and to speed things up, we locally cache a whole flash sector while it is
+ * being written to until a different sector is required.
+ */
+
+static void erase_callback(struct erase_info *done)
+{
+	wait_queue_head_t *wait_q = (wait_queue_head_t *)done->priv;
+	wake_up(wait_q);
+}
+
+static int erase_write (struct mtd_info *mtd, unsigned long pos, 
+			int len, const char *buf)
+{
+	struct erase_info erase;
+	DECLARE_WAITQUEUE(wait, current);
+	wait_queue_head_t wait_q;
+	size_t retlen;
+	int ret;
+
+	/*
+	 * First, let's erase the flash block.
+	 */
+
+	init_waitqueue_head(&wait_q);
+	erase.mtd = mtd;
+	erase.callback = erase_callback;
+	erase.addr = pos;
+	erase.len = len;
+	erase.priv = (u_long)&wait_q;
+
+	set_current_state(TASK_INTERRUPTIBLE);
+	add_wait_queue(&wait_q, &wait);
+
+	ret = mtd->erase(mtd, &erase);
+	if (ret) {
+		set_current_state(TASK_RUNNING);
+		remove_wait_queue(&wait_q, &wait);
+		printk (KERN_WARNING "erase of region [0x%lx, 0x%x] "
+				     "on \"%s\" failed\n",
+			pos, len, mtd->name);
+		return ret;
+	}
+
+	schedule();  /* Wait for erase to finish. */
+	remove_wait_queue(&wait_q, &wait);
+
+	/*
+	 * Next, writhe data to flash.
+	 */
+
+	ret = mtd->write (mtd, pos, len, &retlen, buf);
+	if (ret)
+		return ret;
+	if (retlen != len)
+		return -EIO;
+	return 0;
+}
+
+
+
+
+static int __init
+find_root(struct mtd_info *mtd, size_t size, struct mtd_partition *part)
+{
+	struct trx_header trx, *trx2;
+	unsigned char buf[512], *block;
+	int off, blocksize;
+	u32 i, crc = ~0;
+	size_t len;
+	struct squashfs_super_block *sb = (struct squashfs_super_block *) buf;
+
+	blocksize = mtd->erasesize;
+	if (blocksize < 0x10000)
+		blocksize = 0x10000;
+
+	for (off = (128*1024); off < size; off += blocksize) {
+		memset(&trx, 0xe5, sizeof(trx));
+
+		/*
+		 * Read into buffer 
+		 */
+		if (mtd->read(mtd, off, sizeof(trx), &len, (char *) &trx) ||
+		    len != sizeof(trx))
+			continue;
+
+		/* found a TRX header */
+		if (le32_to_cpu(trx.magic) == TRX_MAGIC) {
+			part->offset = le32_to_cpu(trx.offsets[2]) ? : 
+				le32_to_cpu(trx.offsets[1]);
+			part->size = le32_to_cpu(trx.len); 
+
+			part->size -= part->offset;
+			part->offset += off;
+
+			goto found;
+		}
+	}
+
+	printk(KERN_NOTICE
+	       "%s: Couldn't find root filesystem\n",
+	       mtd->name);
+	return -1;
+
+ found:
+	if (part->size == 0)
+		return 0;
+	
+	if (mtd->read(mtd, part->offset, sizeof(buf), &len, buf) || len != sizeof(buf))
+		return 0;
+
+	/* Move the fs outside of the trx */
+	part->size = 0;
+
+	if (trx.len != part->offset + part->size - off) {
+		/* Update the trx offsets and length */
+		trx.len = part->offset + part->size - off;
+	
+		/* Update the trx crc32 */
+		for (i = (u32) &(((struct trx_header *)NULL)->flag_version); i <= trx.len; i += sizeof(buf)) {
+			if (mtd->read(mtd, off + i, sizeof(buf), &len, buf) || len != sizeof(buf))
+				return 0;
+			crc = crc32_le(crc, buf, min(sizeof(buf), trx.len - i));
+		}
+		trx.crc32 = crc;
+
+		/* read first eraseblock from the trx */
+		block = kmalloc(mtd->erasesize, GFP_KERNEL);
+		trx2 = (struct trx_header *) block;
+		if (mtd->read(mtd, off, mtd->erasesize, &len, block) || len != mtd->erasesize) {
+			printk("Error accessing the first trx eraseblock\n");
+			return 0;
+		}
+		
+		printk("Updating TRX offsets and length:\n");
+		printk("old trx = [0x%08x, 0x%08x, 0x%08x], len=0x%08x crc32=0x%08x\n", trx2->offsets[0], trx2->offsets[1], trx2->offsets[2], trx2->len, trx2->crc32);
+		printk("new trx = [0x%08x, 0x%08x, 0x%08x], len=0x%08x crc32=0x%08x\n",   trx.offsets[0],   trx.offsets[1],   trx.offsets[2],   trx.len, trx.crc32);
+
+		/* Write updated trx header to the flash */
+		memcpy(block, &trx, sizeof(trx));
+		if (mtd->unlock)
+			mtd->unlock(mtd, off, mtd->erasesize);
+		erase_write(mtd, off, mtd->erasesize, block);
+		if (mtd->sync)
+			mtd->sync(mtd);
+		kfree(block);
+		printk("Done\n");
+	}
+	
+	return part->size;
+}
+
+struct mtd_partition * __init
+init_mtd_partitions(struct mtd_info *mtd, size_t size)
+{
+	int cfe_size;
+
+	if ((cfe_size = find_cfe_size(mtd,size)) < 0)
+		return NULL;
+
+	/* boot loader */
+	bcm947xx_parts[0].offset = 0;
+	bcm947xx_parts[0].size   = cfe_size;
+
+	/* nvram */
+	if (cfe_size != 384 * 1024) {
+		bcm947xx_parts[3].offset = size - ROUNDUP(NVRAM_SPACE, mtd->erasesize);
+		bcm947xx_parts[3].size   = ROUNDUP(NVRAM_SPACE, mtd->erasesize);
+	} else {
+		/* nvram (old 128kb config partition on netgear wgt634u) */
+		bcm947xx_parts[3].offset = bcm947xx_parts[0].size;
+		bcm947xx_parts[3].size   = ROUNDUP(NVRAM_SPACE, mtd->erasesize);
+	}
+
+	/* linux (kernel and rootfs) */
+	if (cfe_size != 384 * 1024) {
+		bcm947xx_parts[1].offset = bcm947xx_parts[0].size;
+		bcm947xx_parts[1].size   = bcm947xx_parts[3].offset - 
+			bcm947xx_parts[1].offset;
+	} else {
+		/* do not count the elf loader, which is on one block */
+		bcm947xx_parts[1].offset = bcm947xx_parts[0].size + 
+			bcm947xx_parts[3].size + mtd->erasesize;
+		bcm947xx_parts[1].size   = size - 
+			bcm947xx_parts[0].size - 
+			(2*bcm947xx_parts[3].size) - 
+			mtd->erasesize;
+	}
+
+	/* find and size rootfs */
+	find_root(mtd,size,&bcm947xx_parts[2]);
+	bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - bcm947xx_parts[3].size;
+
+	return bcm947xx_parts;
+}
+#endif
+
+int __init init_bcm947xx_map(void)
+{
+#ifdef CONFIG_SSB
+	struct ssb_mipscore *mcore = &ssb.mipscore;
+#endif
+	size_t size;
+	int ret = 0;
+#ifdef CONFIG_MTD_PARTITIONS
+	struct mtd_partition *parts;
+	int i;
+#endif
+
+#ifdef CONFIG_SSB
+	u32 window = mcore->flash_window;
+	u32 window_size = mcore->flash_window_size;
+
+	printk("flash init: 0x%08x 0x%08x\n", window, window_size);
+	bcm947xx_map.phys = window;
+	bcm947xx_map.size = window_size;
+	bcm947xx_map.virt = ioremap_nocache(window, window_size);
+#else
+	printk("flash init: 0x%08x 0x%08x\n", WINDOW_ADDR, WINDOW_SIZE);
+	bcm947xx_map.virt = ioremap_nocache(WINDOW_ADDR, WINDOW_SIZE);
+#endif
+
+	if (!bcm947xx_map.virt) {
+		printk("Failed to ioremap\n");
+		return -EIO;
+	}
+
+	simple_map_init(&bcm947xx_map);
+	
+	if (!(bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map))) {
+		printk("Failed to do_map_probe\n");
+		iounmap((void *)bcm947xx_map.virt);
+		return -ENXIO;
+	}
+
+	/* override copy_from routine */
+ 	bcm947xx_map.copy_from = bcm947xx_map_copy_from;
+
+	bcm947xx_mtd->owner = THIS_MODULE;
+
+	size = bcm947xx_mtd->size;
+
+	printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", size, WINDOW_ADDR);
+
+#ifdef CONFIG_MTD_PARTITIONS
+	parts = init_mtd_partitions(bcm947xx_mtd, size);
+	for (i = 0; parts[i].name; i++);
+	ret = add_mtd_partitions(bcm947xx_mtd, parts, i);
+	if (ret) {
+		printk(KERN_ERR "Flash: add_mtd_partitions failed\n");
+		goto fail;
+	}
+#endif
+	return 0;
+
+ fail:
+	if (bcm947xx_mtd)
+		map_destroy(bcm947xx_mtd);
+	if (bcm947xx_map.virt)
+		iounmap((void *)bcm947xx_map.virt);
+	bcm947xx_map.virt = 0;
+	return ret;
+}
+
+void __exit cleanup_bcm947xx_map(void)
+{
+#ifdef CONFIG_MTD_PARTITIONS
+	del_mtd_partitions(bcm947xx_mtd);
+#endif
+	map_destroy(bcm947xx_mtd);
+	iounmap((void *)bcm947xx_map.virt);
+}
+
+module_init(init_bcm947xx_map);
+module_exit(cleanup_bcm947xx_map);
diff --git a/target/linux/brcm47xx/files/include/asm-generic/gpio.h b/target/linux/brcm47xx/files/include/asm-generic/gpio.h
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/target/linux/brcm47xx/files/include/asm-generic/gpio.h
diff --git a/target/linux/brcm47xx/files/include/asm-mips/cfe.h b/target/linux/brcm47xx/files/include/asm-mips/cfe.h
new file mode 100644
index 000000000..47c3f5613
--- /dev/null
+++ b/target/linux/brcm47xx/files/include/asm-mips/cfe.h
@@ -0,0 +1,189 @@
+/*
+ * Broadcom Common Firmware Environment (CFE) support
+ *
+ * Copyright 2000, 2001, 2002
+ * Broadcom Corporation. All rights reserved.
+ *
+ * Copyright (C) 2006 Michael Buesch
+ *
+ * Original Authors:  Mitch Lichtenberg, Chris Demetriou
+ *
+ * This software is furnished under license and may be used and copied only
+ * in accordance with the following terms and conditions.  Subject to these
+ * conditions, you may download, copy, install, use, modify and distribute
+ * modified or unmodified copies of this software in source and/or binary
+ * form. No title or ownership is transferred hereby.
+ *
+ * 1) Any source code used, modified or distributed must reproduce and
+ *    retain this copyright notice and list of conditions as they appear in
+ *    the source file.
+ *
+ * 2) No right is granted to use any trade name, trademark, or logo of
+ *    Broadcom Corporation.  The "Broadcom Corporation" name may not be
+ *    used to endorse or promote products derived from this software
+ *    without the prior written permission of Broadcom Corporation.
+ *
+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
+ *    WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
+ *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
+ *    NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
+ *    FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
+ *    LIABLE FOR 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), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LINUX_CFE_API_H_
+#define LINUX_CFE_API_H_
+
+#include <linux/types.h>
+
+
+#define CFE_MI_RESERVED		0		/* memory is reserved, do not use */
+#define CFE_MI_AVAILABLE	1		/* memory is available */
+
+#define CFE_FLG_WARMSTART	0x00000001
+#define CFE_FLG_FULL_ARENA	0x00000001
+#define CFE_FLG_ENV_PERMANENT	0x00000001
+
+#define CFE_CPU_CMD_START	1
+#define CFE_CPU_CMD_STOP	0
+
+#define CFE_STDHANDLE_CONSOLE	0
+
+#define CFE_DEV_NETWORK 	1
+#define CFE_DEV_DISK		2
+#define CFE_DEV_FLASH		3
+#define CFE_DEV_SERIAL		4
+#define CFE_DEV_CPU		5
+#define CFE_DEV_NVRAM		6
+#define CFE_DEV_CLOCK           7
+#define CFE_DEV_OTHER		8
+#define CFE_DEV_MASK		0x0F
+
+#define CFE_CACHE_FLUSH_D	1
+#define CFE_CACHE_INVAL_I	2
+#define CFE_CACHE_INVAL_D	4
+#define CFE_CACHE_INVAL_L2	8
+
+#define CFE_FWI_64BIT		0x00000001
+#define CFE_FWI_32BIT		0x00000002
+#define CFE_FWI_RELOC		0x00000004
+#define CFE_FWI_UNCACHED	0x00000008
+#define CFE_FWI_MULTICPU	0x00000010
+#define CFE_FWI_FUNCSIM		0x00000020
+#define CFE_FWI_RTLSIM		0x00000040
+
+struct cfe_fwinfo {
+	s64 version;		/* major, minor, eco version */
+	s64 totalmem;		/* total installed mem */
+	s64 flags;		/* various flags */
+	s64 boardid;		/* board ID */
+	s64 bootarea_va;	/* VA of boot area */
+	s64 bootarea_pa;	/* PA of boot area */
+	s64 bootarea_size;	/* size of boot area */
+};
+
+
+/* The public CFE API */
+
+int cfe_present(void);	/* Check if we booted from CFE. Returns bool */
+
+int cfe_getticks(s64 *ticks);
+int cfe_close(int handle);
+int cfe_cpu_start(int cpu, void (*fn)(void), long sp, long gp, long a1);
+int cfe_cpu_stop(int cpu);
+int cfe_enumenv(int idx, char *name, int namelen, char *val, int vallen);
+int cfe_enumdev(int idx, char *name, int namelen);
+int cfe_enummem(int idx, int flags, u64 *start, u64 *length,
+		u64 *type);
+int cfe_exit(int warm, int status);
+int cfe_flushcache(int flags);
+int cfe_getdevinfo(char *name);
+int cfe_getenv(char *name, char *dest, int destlen);
+int cfe_getfwinfo(struct cfe_fwinfo *info);
+int cfe_getstdhandle(int handletype);
+int cfe_inpstat(int handle);
+int cfe_ioctl(int handle, unsigned int ioctlnum, unsigned char *buffer,
+	      int length, int *retlen, u64 offset);
+int cfe_open(char *name);
+int cfe_read(int handle, unsigned char *buffer, int length);
+int cfe_readblk(int handle, s64 offset, unsigned char *buffer, int length);
+int cfe_setenv(char *name, char *val);
+int cfe_write(int handle, unsigned char *buffer, int length);
+int cfe_writeblk(int handle, s64 offset, unsigned char *buffer,
+		 int length);
+
+
+/* High level API */
+
+/* Print some information to CFE's console (most likely serial line) */
+int cfe_printk(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
+int cfe_vprintk(const char *fmt, va_list args);
+
+
+
+/* Error codes returned by the low API functions */
+
+#define CFE_ISERR(errcode)	(errcode < 0)
+
+#define CFE_OK			 0
+#define CFE_ERR                 -1	/* generic error */
+#define CFE_ERR_INV_COMMAND	-2
+#define CFE_ERR_EOF		-3
+#define CFE_ERR_IOERR		-4
+#define CFE_ERR_NOMEM		-5
+#define CFE_ERR_DEVNOTFOUND	-6
+#define CFE_ERR_DEVOPEN		-7
+#define CFE_ERR_INV_PARAM	-8
+#define CFE_ERR_ENVNOTFOUND	-9
+#define CFE_ERR_ENVREADONLY	-10
+
+#define CFE_ERR_NOTELF		-11
+#define CFE_ERR_NOT32BIT 	-12
+#define CFE_ERR_WRONGENDIAN 	-13
+#define CFE_ERR_BADELFVERS 	-14
+#define CFE_ERR_NOTMIPS 	-15
+#define CFE_ERR_BADELFFMT 	-16
+#define CFE_ERR_BADADDR 	-17
+
+#define CFE_ERR_FILENOTFOUND	-18
+#define CFE_ERR_UNSUPPORTED	-19
+
+#define CFE_ERR_HOSTUNKNOWN	-20
+
+#define CFE_ERR_TIMEOUT		-21
+
+#define CFE_ERR_PROTOCOLERR	-22
+
+#define CFE_ERR_NETDOWN		-23
+#define CFE_ERR_NONAMESERVER	-24
+
+#define CFE_ERR_NOHANDLES	-25
+#define CFE_ERR_ALREADYBOUND	-26
+
+#define CFE_ERR_CANNOTSET	-27
+#define CFE_ERR_NOMORE		-28
+#define CFE_ERR_BADFILESYS	-29
+#define CFE_ERR_FSNOTAVAIL	-30
+
+#define CFE_ERR_INVBOOTBLOCK	-31
+#define CFE_ERR_WRONGDEVTYPE	-32
+#define CFE_ERR_BBCHECKSUM	-33
+#define CFE_ERR_BOOTPROGCHKSUM	-34
+
+#define CFE_ERR_LDRNOTAVAIL	-35
+
+#define CFE_ERR_NOTREADY	-36
+
+#define CFE_ERR_GETMEM          -37
+#define CFE_ERR_SETMEM          -38
+
+#define CFE_ERR_NOTCONN		-39
+#define CFE_ERR_ADDRINUSE	-40
+
+
+#endif /* LINUX_CFE_API_H_ */
diff --git a/target/linux/brcm47xx/files/include/asm-mips/mach-bcm947xx/gpio.h b/target/linux/brcm47xx/files/include/asm-mips/mach-bcm947xx/gpio.h
new file mode 100644
index 000000000..9a67e8e76
--- /dev/null
+++ b/target/linux/brcm47xx/files/include/asm-mips/mach-bcm947xx/gpio.h
@@ -0,0 +1,88 @@
+#ifndef __BCM947XX_GPIO_H
+#define __BCM947XX_GPIO_H
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_driver_chipcommon.h>
+#include <linux/ssb/ssb_driver_extif.h>
+
+extern struct ssb_bus ssb;
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+	return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+	if (ssb.chipco.dev)
+		ssb_chipco_gpio_outen(&ssb.chipco, 1 << gpio, 0);
+	else if (ssb.extif.dev)
+		ssb_extif_gpio_outen(&ssb.extif, 1 << gpio, 0);
+	else
+		return -EINVAL;
+	return 0;
+}
+
+static inline int gpio_direction_output(unsigned gpio)
+{
+	if (ssb.chipco.dev)
+		ssb_chipco_gpio_outen(&ssb.chipco, 1 << gpio, 1 << gpio);
+	else if (ssb.extif.dev)
+		ssb_extif_gpio_outen(&ssb.extif, 1 << gpio, 1 << gpio);
+	else
+		return -EINVAL;
+
+	return 0;
+}
+
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+	struct ssb_device *dev;
+	
+	dev = ssb.chipco.dev;
+	if (!dev)
+		dev = ssb.extif.dev;
+	if (!dev)
+		return -EINVAL;
+
+	return ssb_mips_irq(dev) + 2;
+}
+
+static inline int irq_to_gpio(unsigned gpio)
+{
+	return -EINVAL;
+}
+
+
+static inline int gpio_get_value(unsigned gpio)
+{
+	if (ssb.chipco.dev)
+		return ssb_chipco_gpio_in(&ssb.chipco, 1 << gpio) ? 1 : 0;
+	else if (ssb.extif.dev)
+		return ssb_extif_gpio_in(&ssb.extif, 1 << gpio) ? 1 : 0;
+	else
+		return 0;
+}
+
+static inline int gpio_set_value(unsigned gpio, int value)
+{
+	if (ssb.chipco.dev)
+		ssb_chipco_gpio_out(&ssb.chipco, 1 << gpio, (value ? 1 << gpio : 0));
+	else if (ssb.extif.dev)
+		ssb_extif_gpio_out(&ssb.extif, 1 << gpio, (value ? 1 << gpio : 0));
+	
+	return 0;
+}
+
+
+/* cansleep wrappers */
+#include <asm-generic/gpio.h>
+
+
+#endif /* __BCM947XX_GPIO_H */
+
diff --git a/target/linux/brcm47xx/files/include/asm-mips/mach-bcm947xx/kernel-entry-init.h b/target/linux/brcm47xx/files/include/asm-mips/mach-bcm947xx/kernel-entry-init.h
new file mode 100644
index 000000000..7df0dc2b5
--- /dev/null
+++ b/target/linux/brcm47xx/files/include/asm-mips/mach-bcm947xx/kernel-entry-init.h
@@ -0,0 +1,26 @@
+/*
+ * 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) 2005 Embedded Alley Solutions, Inc
+ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 2006 Michael Buesch
+ */
+#ifndef __ASM_MACH_GENERIC_KERNEL_ENTRY_H
+#define __ASM_MACH_GENERIC_KERNEL_ENTRY_H
+
+/* Intentionally empty macro, used in head.S. Override in
+ * arch/mips/mach-xxx/kernel-entry-init.h when necessary.
+ */
+	.macro	kernel_entry_setup
+	.endm
+
+/*
+ * Do SMP slave processor setup necessary before we can savely execute C code.
+ */
+	.macro	smp_slave_setup
+	.endm
+
+
+#endif /* __ASM_MACH_GENERIC_KERNEL_ENTRY_H */