Ajoute le support easygate

# 

# Copyright (C) 2006 OpenWrt.org

#

# This is free software, licensed under the GNU General Public License v2.

# See /LICENSE for more information.

#

include $(TOPDIR)/rules.mk

ARCH:=mips

BOARD:=easygate

BOARDNAME:=9Cegetel Easygate

FEATURES:=squashfs jffs2 usb atm

define Target/Description

	Build firmware images for 9Cegetel EasyGate 

endef

include $(INCLUDE_DIR)/kernel-build.mk

# include the profiles

-include profiles/*.mk

$(eval $(call BuildKernel))

CONFIG_32BIT=y

# CONFIG_64BIT is not set

# CONFIG_64BIT_PHYS_ADDR is not set

# CONFIG_8139TOO is not set

CONFIG_AUDIT=y

CONFIG_AUDIT_GENERIC=y

# CONFIG_B44 is not set

CONFIG_BASE_SMALL=0

CONFIG_BCM963XX=y

CONFIG_BINFMT_MISC=m

# CONFIG_BLK_DEV_INITRD is not set

CONFIG_BLK_DEV_IO_TRACE=y

# CONFIG_BLK_DEV_LOOP is not set

# CONFIG_BLK_DEV_NBD is not set

# CONFIG_BSD_DISKLABEL is not set

CONFIG_BSD_PROCESS_ACCT_V3=y

# CONFIG_BT_CMTP is not set

CONFIG_CFE=y

CONFIG_CICADA_PHY=m

# CONFIG_CIFS is not set

# CONFIG_CLS_U32_MARK is not set

# CONFIG_CONFIGFS_FS is not set

CONFIG_CPU_BIG_ENDIAN=y

CONFIG_CPU_HAS_LLSC=y

CONFIG_CPU_HAS_PREFETCH=y

CONFIG_CPU_HAS_SYNC=y

# CONFIG_CPU_LITTLE_ENDIAN is not set

CONFIG_CPU_MIPS32=y

CONFIG_CPU_MIPS32_R1=y

# CONFIG_CPU_MIPS32_R2 is not set

# CONFIG_CPU_MIPS64_R1 is not set

# CONFIG_CPU_MIPS64_R2 is not set

CONFIG_CPU_MIPSR1=y

# CONFIG_CPU_NEVADA is not set

# CONFIG_CPU_R10000 is not set

# CONFIG_CPU_R3000 is not set

# CONFIG_CPU_R4300 is not set

# CONFIG_CPU_R4X00 is not set

# CONFIG_CPU_R5000 is not set

# CONFIG_CPU_R5432 is not set

# CONFIG_CPU_R6000 is not set

# CONFIG_CPU_R8000 is not set

# CONFIG_CPU_RM7000 is not set

# CONFIG_CPU_RM9000 is not set

# CONFIG_CPU_SB1 is not set

CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y

CONFIG_CPU_SUPPORTS_HIGHMEM=y

# CONFIG_CPU_TX39XX is not set

# CONFIG_CPU_TX49XX is not set

# CONFIG_CPU_VR41XX is not set

CONFIG_CRAMFS=y

CONFIG_CRYPTO_AES=y

# CONFIG_CRYPTO_ANUBIS is not set

CONFIG_CRYPTO_BLKCIPHER=m

# CONFIG_CRYPTO_BLOWFISH is not set

# CONFIG_CRYPTO_CAST5 is not set

# CONFIG_CRYPTO_CAST6 is not set

CONFIG_CRYPTO_CBC=m

# CONFIG_CRYPTO_CRC32C is not set

CONFIG_CRYPTO_DEFLATE=y

CONFIG_CRYPTO_HASH=y

CONFIG_CRYPTO_HMAC=y

# CONFIG_CRYPTO_KHAZAD is not set

CONFIG_CRYPTO_MD4=y

# CONFIG_CRYPTO_NULL is not set

# CONFIG_CRYPTO_SERPENT is not set

CONFIG_CRYPTO_SHA1=y

# CONFIG_CRYPTO_SHA256 is not set

# CONFIG_CRYPTO_SHA512 is not set

# CONFIG_CRYPTO_TEA is not set

# CONFIG_CRYPTO_TEST is not set

# CONFIG_CRYPTO_TGR192 is not set

# CONFIG_CRYPTO_TWOFISH is not set

# CONFIG_CRYPTO_WP512 is not set

CONFIG_DAVICOM_PHY=m

# CONFIG_DDB5477 is not set

# CONFIG_DEBUG_DRIVER is not set

CONFIG_DEBUG_FS=y

# CONFIG_DEBUG_INFO is not set

CONFIG_DEBUG_KERNEL=y

# CONFIG_DEBUG_KOBJECT is not set

# CONFIG_DEBUG_LIST is not set

# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set

# CONFIG_DEBUG_LOCK_ALLOC is not set

# CONFIG_DEBUG_MUTEXES is not set

# CONFIG_DEBUG_RT_MUTEXES is not set

# CONFIG_DEBUG_RWSEMS is not set

# CONFIG_DEBUG_SLAB is not set

# CONFIG_DEBUG_SPINLOCK is not set

# CONFIG_DEBUG_SPINLOCK_SLEEP is not set

# CONFIG_DEBUG_STACK_USAGE is not set

# CONFIG_DEBUG_VM is not set

CONFIG_DEFAULT_BIC=y

CONFIG_DEFAULT_CFQ=y

# CONFIG_DEFAULT_DEADLINE is not set

CONFIG_DEFAULT_IOSCHED="cfq"

CONFIG_DEFAULT_TCP_CONG="bic"

# CONFIG_DEFAULT_VEGAS is not set

CONFIG_DETECT_SOFTLOCKUP=y

# CONFIG_DLM is not set

# CONFIG_DM9000 is not set

CONFIG_DMA_NEED_PCI_MAP_STATE=y

CONFIG_DMA_NONCOHERENT=y

CONFIG_DNOTIFY=y

CONFIG_DUMMY=m

CONFIG_ELF_CORE=y

CONFIG_EQUALIZER=m

# CONFIG_EXT2_FS is not set

# CONFIG_EXT3_FS is not set

CONFIG_FIRMWARE_EDID=y

# CONFIG_FIXED_PHY is not set

CONFIG_FORCED_INLINING=y

CONFIG_FS_POSIX_ACL=y

CONFIG_FW_LOADER=m

CONFIG_GENERIC_FIND_NEXT_BIT=y

# CONFIG_GEN_RTC is not set

# CONFIG_HAMRADIO is not set

CONFIG_HWMON=y

# CONFIG_HWMON_DEBUG_CHIP is not set

CONFIG_HW_HAS_PCI=y

CONFIG_HW_RANDOM=y

CONFIG_HZ=250

# CONFIG_HZ_100 is not set

# CONFIG_HZ_1024 is not set

# CONFIG_HZ_128 is not set

CONFIG_HZ_250=y

# CONFIG_HZ_256 is not set

# CONFIG_HZ_48 is not set

# CONFIG_I2C is not set

# CONFIG_IDE is not set

CONFIG_INITRAMFS_ROOT_GID=0

CONFIG_INITRAMFS_ROOT_UID=0

CONFIG_INITRAMFS_SOURCE="../../root"

CONFIG_INPUT=m

# CONFIG_INPUT_EVDEV is not set

CONFIG_INPUT_KEYBOARD=y

CONFIG_INPUT_MOUSE=y

CONFIG_INPUT_MOUSEDEV=m

CONFIG_INPUT_MOUSEDEV_PSAUX=y

CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024

CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768

CONFIG_IOSCHED_CFQ=y

# CONFIG_IOSCHED_DEADLINE is not set

CONFIG_IPV6_PRIVACY=y

CONFIG_IPV6_ROUTE_INFO=y

CONFIG_IPV6_TUNNEL=m

# CONFIG_IP_DCCP_DEBUG is not set

CONFIG_IP_MROUTE=y

CONFIG_IP_NF_NAT_SNMP_BASIC=m

CONFIG_IP_NF_NAT_TFTP=y

CONFIG_IP_NF_NETBIOS_NS=m

CONFIG_IP_NF_TARGET_CLUSTERIP=m

CONFIG_IP_NF_TFTP=y

CONFIG_IP_PIMSM_V1=y

CONFIG_IP_PIMSM_V2=y

# CONFIG_IP_ROUTE_FWMARK is not set

CONFIG_IP_SCTP=m

CONFIG_IRQ_CPU=y

# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set

CONFIG_JFFS2_FS_DEBUG=0

CONFIG_JFFS2_SUMMARY=y

# CONFIG_JFS_FS is not set

CONFIG_KALLSYMS=y

CONFIG_KALLSYMS_ALL=y

CONFIG_KALLSYMS_EXTRA_PASS=y

CONFIG_KEYBOARD_ATKBD=m

# CONFIG_KEYBOARD_LKKBD is not set

# CONFIG_KEYBOARD_NEWTON is not set

# CONFIG_KEYBOARD_STOWAWAY is not set

# CONFIG_KEYBOARD_SUNKBD is not set

# CONFIG_KEYBOARD_XTKBD is not set

# CONFIG_KGDB is not set

CONFIG_KMOD=y

# CONFIG_LAN_SAA9730 is not set

CONFIG_LBD=y

# CONFIG_LEDS_TRIGGER_HEARTBEAT is not set

# CONFIG_LLC2 is not set

CONFIG_LXT_PHY=m

# CONFIG_MACH_DECSTATION is not set

# CONFIG_MACH_JAZZ is not set

# CONFIG_MACH_VR41XX is not set

# CONFIG_MAC_PARTITION is not set

CONFIG_MAGIC_SYSRQ=y

CONFIG_MARVELL_PHY=m

CONFIG_MII=m

# CONFIG_MINIX_FS is not set

CONFIG_MINI_FO=y

CONFIG_MIPS=y

# CONFIG_MIPS_ATLAS is not set

# CONFIG_MIPS_BOSPORUS is not set

# CONFIG_MIPS_COBALT is not set

# CONFIG_MIPS_DB1000 is not set

# CONFIG_MIPS_DB1100 is not set

# CONFIG_MIPS_DB1200 is not set

# CONFIG_MIPS_DB1500 is not set

# CONFIG_MIPS_DB1550 is not set

# CONFIG_MIPS_EV64120 is not set

CONFIG_MIPS_L1_CACHE_SHIFT=5

# CONFIG_MIPS_MALTA is not set

# CONFIG_MIPS_MIRAGE is not set

# CONFIG_MIPS_MTX1 is not set

CONFIG_MIPS_MT_DISABLED=y

# CONFIG_MIPS_MT_SMP is not set

# CONFIG_MIPS_MT_SMTC is not set

# CONFIG_MIPS_PB1000 is not set

# CONFIG_MIPS_PB1100 is not set

# CONFIG_MIPS_PB1200 is not set

# CONFIG_MIPS_PB1500 is not set

# CONFIG_MIPS_PB1550 is not set

# CONFIG_MIPS_SEAD is not set

# CONFIG_MIPS_SIM is not set

# CONFIG_MIPS_UNCACHED is not set

# CONFIG_MIPS_VPE_LOADER is not set

# CONFIG_MIPS_XXS1500 is not set

CONFIG_MODULE_FORCE_UNLOAD=y

CONFIG_MODVERSIONS=y

# CONFIG_MOMENCO_JAGUAR_ATX is not set

# CONFIG_MOMENCO_OCELOT is not set

# CONFIG_MOMENCO_OCELOT_3 is not set

# CONFIG_MOMENCO_OCELOT_C is not set

# CONFIG_MOMENCO_OCELOT_G is not set

CONFIG_MOUSE_PS2=m

# CONFIG_MOUSE_SERIAL is not set

# CONFIG_MOUSE_VSXXXAA is not set

CONFIG_MTD=y

# CONFIG_MTD_ABSENT is not set

# CONFIG_MTD_BCM963XX is not set

CONFIG_MTD_BLOCK=y

# CONFIG_MTD_BLOCK2MTD is not set

# CONFIG_MTD_CFI is not set

# CONFIG_MTD_CFI_ADV_OPTIONS is not set

CONFIG_MTD_CFI_AMDSTD=y

CONFIG_MTD_CFI_I1=y

CONFIG_MTD_CFI_I2=y

# CONFIG_MTD_CFI_I4 is not set

# CONFIG_MTD_CFI_I8 is not set

CONFIG_MTD_CFI_INTELEXT=y

CONFIG_MTD_CFI_STAA=y

CONFIG_MTD_CFI_UTIL=y

CONFIG_MTD_CHAR=y

CONFIG_MTD_CMDLINE_PARTS=y

# CONFIG_MTD_COMPLEX_MAPPINGS is not set

CONFIG_MTD_CONCAT=y

CONFIG_MTD_DEBUG=y

CONFIG_MTD_DEBUG_VERBOSE=1

# CONFIG_MTD_DOC2000 is not set

# CONFIG_MTD_DOC2001 is not set

# CONFIG_MTD_DOC2001PLUS is not set

CONFIG_MTD_GEN_PROBE=y

CONFIG_MTD_JEDECPROBE=y

CONFIG_MTD_MAP_BANK_WIDTH_1=y

# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set

CONFIG_MTD_MAP_BANK_WIDTH_2=y

# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set

CONFIG_MTD_MAP_BANK_WIDTH_4=y

# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set

# CONFIG_MTD_MTDRAM is not set

# CONFIG_MTD_OBSOLETE_CHIPS is not set

# CONFIG_MTD_ONENAND is not set

CONFIG_MTD_PARTITIONS=y

# CONFIG_MTD_PHRAM is not set

CONFIG_MTD_PHYSMAP=y

CONFIG_MTD_PHYSMAP_BANKWIDTH=2

CONFIG_MTD_PHYSMAP_LEN=0x800000

CONFIG_MTD_PHYSMAP_START=0x1f000000

# CONFIG_MTD_PLATRAM is not set

# CONFIG_MTD_PMC551 is not set

# CONFIG_MTD_RAM is not set

CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1

CONFIG_MTD_REDBOOT_PARTS=y

CONFIG_MTD_REDBOOT_PARTS_READONLY=y

CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED=y

# CONFIG_MTD_ROM is not set

# CONFIG_MTD_SLRAM is not set

# CONFIG_NATSEMI is not set

# CONFIG_NE2K_PCI is not set

CONFIG_NETFILTER_NETLINK=m

CONFIG_NETFILTER_NETLINK_LOG=m

CONFIG_NETFILTER_NETLINK_QUEUE=m

CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m

CONFIG_NETFILTER_XT_MATCH_QUOTA=m

CONFIG_NETFILTER_XT_MATCH_STATISTIC=m

# CONFIG_NET_ACT_IPT is not set

CONFIG_NET_ACT_SIMP=m

CONFIG_NET_KEY=y

CONFIG_NET_SCH_CLK_GETTIMEOFDAY=y

# CONFIG_NET_SCH_CLK_JIFFIES is not set

# CONFIG_NET_VENDOR_3COM is not set

CONFIG_NLS=y

CONFIG_NLS_ASCII=m

# CONFIG_NLS_CODEPAGE_437 is not set

# CONFIG_NTFS_FS is not set

# CONFIG_PAGE_SIZE_16KB is not set

CONFIG_PAGE_SIZE_4KB=y

# CONFIG_PAGE_SIZE_64KB is not set

# CONFIG_PAGE_SIZE_8KB is not set

# CONFIG_PCI_DEBUG is not set

CONFIG_PHYLIB=m

# CONFIG_PMC_YOSEMITE is not set

# CONFIG_PNX8550_JBS is not set

# CONFIG_PNX8550_V2PCI is not set

CONFIG_POSIX_MQUEUE=y

# CONFIG_PROVE_LOCKING is not set

CONFIG_QSEMI_PHY=m

# CONFIG_RCU_TORTURE_TEST is not set

# CONFIG_REISERFS_FS is not set

CONFIG_RELAY=y

# CONFIG_ROMFS_FS is not set

# CONFIG_RTC is not set

# CONFIG_RT_MUTEX_TESTER is not set

# CONFIG_RUNTIME_DEBUG is not set

CONFIG_RWSEM_GENERIC_SPINLOCK=y

# CONFIG_SCHEDSTATS is not set

CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y

# CONFIG_SCSI_MULTI_LUN is not set

# CONFIG_SCTP_DBG_MSG is not set

# CONFIG_SCTP_DBG_OBJCNT is not set

CONFIG_SCTP_HMAC_MD5=y

# CONFIG_SCTP_HMAC_NONE is not set

# CONFIG_SCTP_HMAC_SHA1 is not set

# CONFIG_SENSORS_ABITUGURU is not set

# CONFIG_SENSORS_F71805F is not set

# CONFIG_SENSORS_VT1211 is not set

# CONFIG_SERIAL_8250 is not set

CONFIG_SERIO=m

CONFIG_SERIO_I8042=m

CONFIG_SERIO_LIBPS2=m

# CONFIG_SERIO_PCIPS2 is not set

# CONFIG_SERIO_RAW is not set

CONFIG_SERIO_SERPORT=m

# CONFIG_SGI_IP22 is not set

# CONFIG_SGI_IP27 is not set

# CONFIG_SGI_IP32 is not set

CONFIG_SHAPER=m

# CONFIG_SIBYTE_BIGSUR is not set

# CONFIG_SIBYTE_CARMEL is not set

# CONFIG_SIBYTE_CRHINE is not set

# CONFIG_SIBYTE_CRHONE is not set

# CONFIG_SIBYTE_LITTLESUR is not set

# CONFIG_SIBYTE_PTSWARM is not set

# CONFIG_SIBYTE_RHONE is not set

# CONFIG_SIBYTE_SENTOSA is not set

# CONFIG_SIBYTE_SWARM is not set

# CONFIG_SMB_FS is not set

# CONFIG_SMSC_PHY is not set

# CONFIG_SOUND is not set

# CONFIG_SPARSEMEM_STATIC is not set

CONFIG_SQUASHFS_EMBEDDED=y

CONFIG_SQUASHFS_VMALLOC=y

CONFIG_SYN_COOKIES=y

CONFIG_SYS_HAS_CPU_MIPS32_R1=y

CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y

CONFIG_SYS_SUPPORTS_ARBIT_HZ=y

CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y

CONFIG_TCP_CONG_BIC=y

# CONFIG_TCP_CONG_HSTCP is not set

# CONFIG_TCP_CONG_HYBLA is not set

# CONFIG_TCP_CONG_LP is not set

# CONFIG_TCP_CONG_SCALABLE is not set

# CONFIG_TCP_CONG_VEGAS is not set

# CONFIG_TCP_CONG_VENO is not set

CONFIG_TIPC=m

# CONFIG_TIPC_ADVANCED is not set

# CONFIG_TIPC_DEBUG is not set

# CONFIG_TOSHIBA_JMR3927 is not set

# CONFIG_TOSHIBA_RBTX4927 is not set

# CONFIG_TOSHIBA_RBTX4938 is not set

CONFIG_TRAD_SIGNALS=y

# CONFIG_UNUSED_SYMBOLS is not set

# CONFIG_USB_EHCI_HCD is not set

# CONFIG_USB_UHCI_HCD is not set

# CONFIG_VIA_RHINE is not set

CONFIG_VLAN_8021Q=m

CONFIG_VM_EVENT_COUNTERS=y

CONFIG_WAN_ROUTER=m

# CONFIG_WATCHDOG is not set

# CONFIG_XFS_FS is not set

#

# Makefile for the Broadcom BCM963xx SoC specific parts of the kernel

#

# Copyright (C) 2004 Broadcom Corporation

#

obj-y           := irq.o prom.o setup.o time.o ser_init.o int-handler.o info.o

SRCBASE         := $(TOPDIR)

EXTRA_CFLAGS    += -I$(SRCBASE)/include

/*

 * 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;

}

/*

 * $Id$

 *

 * Copyright (C) 2007 OpenWrt.org

 * Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu>

 * 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.

 */

#include <linux/types.h>

#include <linux/autoconf.h>

#include <linux/kernel.h>

#include <linux/init.h>

#include <linux/module.h>

#include <asm/bootinfo.h>

#include <asm/addrspace.h>

#include <asm/string.h>

#include <asm/mach-bcm963xx/bootloaders.h>

static char *boot_loader_names[BOOT_LOADER_LAST+1] = {

        [BOOT_LOADER_UNKNOWN]   = "Unknown",

        [BOOT_LOADER_CFE]       = "CFE",

        [BOOT_LOADER_REDBOOT]	= "RedBoot",

	[BOOT_LOADER_CFE2]	= "CFEv2"

};

/* boot loaders specific definitions */

#define CFE_EPTSEAL	0x43464531 /* CFE1 is the magic number to recognize CFE from other bootloaders */

int boot_loader_type;

/*

 * Boot loader detection routines

 */

static int __init detect_cfe(void)

{

	/*

	 * This method only works, when we are booted directly from the CFE.

	 */

	uint32_t cfe_handle = (uint32_t) fw_arg0;

	uint32_t cfe_a1_val = (uint32_t) fw_arg1;

	uint32_t cfe_entry = (uint32_t) fw_arg2;

	uint32_t cfe_seal = (uint32_t) fw_arg3;

	/* Check for CFE by finding the CFE magic number */

	if (cfe_seal != CFE_EPTSEAL)

		/* We are not booted from CFE */

		return 0;

	/* cfe_a1_val must be 0, because only one CPU present in the ADM5120 SoC */

	if (cfe_a1_val != 0)

		return 0;

	/* The cfe_handle, and the cfe_entry must be kernel mode addresses */

	if ((cfe_handle < KSEG0) || (cfe_entry < KSEG0))

		return 0;

	return 1;

}

static int __init detect_redboot(void)

{

	/* On Inventel Livebox, the boot loader is passed as a command line argument, check for it */

	if (!strncmp(arcs_cmdline, "boot_loader=RedBoot", 19))

		return 1;

	return 0;

}

void __init detect_bootloader(void)

{

	if (detect_cfe()) {

		boot_loader_type = BOOT_LOADER_CFE;

	}

	if (detect_redboot()) {

		boot_loader_type = BOOT_LOADER_REDBOOT;

	}

	else {

		/* Some devices are using CFE, but it is not detected as is */

		boot_loader_type = BOOT_LOADER_CFE2;

	}

	printk("Boot loader is : %s\n", boot_loader_names[boot_loader_type]);

}

void __init detect_board(void)

{

	switch (boot_loader_type)

	{

		case BOOT_LOADER_CFE:

			break;

		case BOOT_LOADER_REDBOOT:

			break;

		default:

			break;

	}

}

EXPORT_SYMBOL(boot_loader_type);