diff --git a/target/linux/brcm47xx/patches-2.6.34/820-wgt634u-nvram-fix.patch b/target/linux/brcm47xx/patches-2.6.34/820-wgt634u-nvram-fix.patch new file mode 100644 index 000000000..9ed4a4de4 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.34/820-wgt634u-nvram-fix.patch @@ -0,0 +1,305 @@ +The Netgear wgt634u uses a different format for storing the +configuration. This patch is needed to read out the correct +configuration. The cfe_env.c file uses a different method way to read +out the configuration than the in kernel cfe config reader. + +--- a/arch/mips/bcm47xx/Makefile ++++ b/arch/mips/bcm47xx/Makefile +@@ -3,4 +3,4 @@ + # under Linux. + # + +-obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o ++obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o cfe_env.o +--- /dev/null ++++ b/arch/mips/bcm47xx/cfe_env.c +@@ -0,0 +1,229 @@ ++/* ++ * CFE environment variable access ++ * ++ * Copyright 2001-2003, Broadcom Corporation ++ * Copyright 2006, Felix Fietkau ++ * ++ * 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 ++#include ++#include ++#include ++#include ++#include ++ ++#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: ++ * ++ * ++ * ++ * 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: ++ * ++ * = ++ * ++ * 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; ++ ++} ++ +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -21,6 +21,8 @@ + #include + + 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) +@@ -33,6 +35,25 @@ static void __init early_nvram_init(void + + 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 * 1024 * 1024) { ++ src = (u32 *) KSEG1ADDR(base + 8 * 1024 * 1024 - 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 = FLASH_MIN; + while (off <= lim) { +@@ -74,6 +95,12 @@ int nvram_getenv(char *name, char *val, + if (!nvram_buf[0]) + early_nvram_init(); + ++ if (cfe_env) { ++ value = cfe_env_get(nvram_buf, name); ++ snprintf(val, val_len, "%s", value); ++ return 0; ++ } ++ + /* Look for name=value and return value */ + var = &nvram_buf[sizeof(struct nvram_header)]; + end = nvram_buf + sizeof(nvram_buf) - 2; +@@ -103,6 +130,9 @@ char *nvram_get(const char *name) + 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; diff --git a/target/linux/brcm47xx/patches-2.6.34/999-wl_exports.patch b/target/linux/brcm47xx/patches-2.6.34/999-wl_exports.patch index ecc796aaf..b4f264e5e 100644 --- a/target/linux/brcm47xx/patches-2.6.34/999-wl_exports.patch +++ b/target/linux/brcm47xx/patches-2.6.34/999-wl_exports.patch @@ -7,9 +7,9 @@ -static char nvram_buf[NVRAM_SPACE]; +char nvram_buf[NVRAM_SPACE]; +EXPORT_SYMBOL(nvram_buf); + 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) --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s diff --git a/target/linux/brcm47xx/patches-2.6.35/015-MIPS-BCM47xx-nvram_getenv-fix-return-value.patch b/target/linux/brcm47xx/patches-2.6.35/015-MIPS-BCM47xx-nvram_getenv-fix-return-value.patch index cb2f4e097..72187a58d 100644 --- a/target/linux/brcm47xx/patches-2.6.35/015-MIPS-BCM47xx-nvram_getenv-fix-return-value.patch +++ b/target/linux/brcm47xx/patches-2.6.35/015-MIPS-BCM47xx-nvram_getenv-fix-return-value.patch @@ -15,7 +15,7 @@ Signed-off-by: Hauke Mehrtens --- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c -@@ -69,7 +69,7 @@ int nvram_getenv(char *name, char *val, +@@ -69,7 +69,7 @@ int nvram_getenv(char *name, char *val, char *var, *value, *end, *eq; if (!name) @@ -24,7 +24,7 @@ Signed-off-by: Hauke Mehrtens if (!nvram_buf[0]) early_nvram_init(); -@@ -89,6 +89,6 @@ int nvram_getenv(char *name, char *val, +@@ -89,6 +89,6 @@ int nvram_getenv(char *name, char *val, return 0; } } diff --git a/target/linux/brcm47xx/patches-2.6.35/211-b44_timeout_spam.patch b/target/linux/brcm47xx/patches-2.6.35/211-b44_timeout_spam.patch index 4dedb8218..f333d71d8 100644 --- a/target/linux/brcm47xx/patches-2.6.35/211-b44_timeout_spam.patch +++ b/target/linux/brcm47xx/patches-2.6.35/211-b44_timeout_spam.patch @@ -1,6 +1,6 @@ --- a/drivers/net/b44.c +++ b/drivers/net/b44.c -@@ -188,10 +188,11 @@ static int b44_wait_bit(struct b44 *bp, +@@ -188,10 +188,11 @@ static int b44_wait_bit(struct b44 *bp, udelay(10); } if (i == timeout) { diff --git a/target/linux/brcm47xx/patches-2.6.35/310-no_highpage.patch b/target/linux/brcm47xx/patches-2.6.35/310-no_highpage.patch index af2289b08..27d5409d2 100644 --- a/target/linux/brcm47xx/patches-2.6.35/310-no_highpage.patch +++ b/target/linux/brcm47xx/patches-2.6.35/310-no_highpage.patch @@ -8,7 +8,7 @@ #include extern void build_clear_page(void); -@@ -78,13 +79,16 @@ static inline void clear_user_page(void +@@ -78,13 +79,16 @@ static inline void clear_user_page(void flush_data_cache_page((unsigned long)addr); } diff --git a/target/linux/brcm47xx/patches-2.6.35/400-arch-bcm47xx.patch b/target/linux/brcm47xx/patches-2.6.35/400-arch-bcm47xx.patch index 1db97e5e4..afaea44c7 100644 --- a/target/linux/brcm47xx/patches-2.6.35/400-arch-bcm47xx.patch +++ b/target/linux/brcm47xx/patches-2.6.35/400-arch-bcm47xx.patch @@ -1,7 +1,7 @@ --- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c -@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val, - return -1; +@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val, + return NVRAM_ERR_ENVNOTFOUND; } EXPORT_SYMBOL(nvram_getenv); + diff --git a/target/linux/brcm47xx/patches-2.6.35/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-2.6.35/700-ssb-gigabit-ethernet-driver.patch index 29b1a9da1..5621b7329 100644 --- a/target/linux/brcm47xx/patches-2.6.35/700-ssb-gigabit-ethernet-driver.patch +++ b/target/linux/brcm47xx/patches-2.6.35/700-ssb-gigabit-ethernet-driver.patch @@ -8,7 +8,7 @@ #include #include -@@ -494,8 +495,9 @@ static void _tw32_flush(struct tg3 *tp, +@@ -494,8 +495,9 @@ static void _tw32_flush(struct tg3 *tp, static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val) { tp->write32_mbox(tp, off, val); @@ -61,7 +61,7 @@ { u32 frame_val; unsigned int loops; -@@ -872,7 +879,7 @@ static int tg3_writephy(struct tg3 *tp, +@@ -872,7 +879,7 @@ static int tg3_writephy(struct tg3 *tp, udelay(80); } @@ -70,7 +70,7 @@ MI_COM_PHY_ADDR_MASK); frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & MI_COM_REG_ADDR_MASK); -@@ -905,6 +912,11 @@ static int tg3_writephy(struct tg3 *tp, +@@ -905,6 +912,11 @@ static int tg3_writephy(struct tg3 *tp, return ret; } @@ -147,7 +147,7 @@ tw32(GRC_MODE, tp->grc_mode); if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { -@@ -7179,9 +7217,12 @@ static int tg3_halt_cpu(struct tg3 *tp, +@@ -7179,9 +7217,12 @@ static int tg3_halt_cpu(struct tg3 *tp, return -ENODEV; } @@ -175,7 +175,7 @@ fw_data = (void *)tp->fw->data; /* Firmware blob starts with version numbers, followed by -@@ -7302,6 +7348,11 @@ static int tg3_load_tso_firmware(struct +@@ -7302,6 +7348,11 @@ static int tg3_load_tso_firmware(struct unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size; int err, i; @@ -242,7 +242,7 @@ tw32_f(GRC_EEPROM_ADDR, (EEPROM_ADDR_FSM_RESET | (EEPROM_DEFAULT_CLOCK_PERIOD << -@@ -11855,6 +11922,9 @@ static int tg3_nvram_write_block(struct +@@ -11855,6 +11922,9 @@ static int tg3_nvram_write_block(struct { int ret; diff --git a/target/linux/brcm47xx/patches-2.6.35/820-wgt634u-nvram-fix.patch b/target/linux/brcm47xx/patches-2.6.35/820-wgt634u-nvram-fix.patch new file mode 100644 index 000000000..9ed4a4de4 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.35/820-wgt634u-nvram-fix.patch @@ -0,0 +1,305 @@ +The Netgear wgt634u uses a different format for storing the +configuration. This patch is needed to read out the correct +configuration. The cfe_env.c file uses a different method way to read +out the configuration than the in kernel cfe config reader. + +--- a/arch/mips/bcm47xx/Makefile ++++ b/arch/mips/bcm47xx/Makefile +@@ -3,4 +3,4 @@ + # under Linux. + # + +-obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o ++obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o cfe_env.o +--- /dev/null ++++ b/arch/mips/bcm47xx/cfe_env.c +@@ -0,0 +1,229 @@ ++/* ++ * CFE environment variable access ++ * ++ * Copyright 2001-2003, Broadcom Corporation ++ * Copyright 2006, Felix Fietkau ++ * ++ * 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 ++#include ++#include ++#include ++#include ++#include ++ ++#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: ++ * ++ * ++ * ++ * 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: ++ * ++ * = ++ * ++ * 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; ++ ++} ++ +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -21,6 +21,8 @@ + #include + + 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) +@@ -33,6 +35,25 @@ static void __init early_nvram_init(void + + 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 * 1024 * 1024) { ++ src = (u32 *) KSEG1ADDR(base + 8 * 1024 * 1024 - 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 = FLASH_MIN; + while (off <= lim) { +@@ -74,6 +95,12 @@ int nvram_getenv(char *name, char *val, + if (!nvram_buf[0]) + early_nvram_init(); + ++ if (cfe_env) { ++ value = cfe_env_get(nvram_buf, name); ++ snprintf(val, val_len, "%s", value); ++ return 0; ++ } ++ + /* Look for name=value and return value */ + var = &nvram_buf[sizeof(struct nvram_header)]; + end = nvram_buf + sizeof(nvram_buf) - 2; +@@ -103,6 +130,9 @@ char *nvram_get(const char *name) + 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; diff --git a/target/linux/brcm47xx/patches-2.6.35/940-bcm47xx-yenta.patch b/target/linux/brcm47xx/patches-2.6.35/940-bcm47xx-yenta.patch index b45e62a01..7341d7929 100644 --- a/target/linux/brcm47xx/patches-2.6.35/940-bcm47xx-yenta.patch +++ b/target/linux/brcm47xx/patches-2.6.35/940-bcm47xx-yenta.patch @@ -28,7 +28,7 @@ dev_printk(KERN_INFO, &socket->dev->dev, "ISA IRQ mask 0x%04x, PCI irq %d\n", socket->socket.irq_mask, socket->cb_irq); -@@ -1259,6 +1266,15 @@ static int __devinit yenta_probe(struct +@@ -1259,6 +1266,15 @@ static int __devinit yenta_probe(struct dev_printk(KERN_INFO, &dev->dev, "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE)); diff --git a/target/linux/brcm47xx/patches-2.6.35/999-wl_exports.patch b/target/linux/brcm47xx/patches-2.6.35/999-wl_exports.patch index ecc796aaf..b4f264e5e 100644 --- a/target/linux/brcm47xx/patches-2.6.35/999-wl_exports.patch +++ b/target/linux/brcm47xx/patches-2.6.35/999-wl_exports.patch @@ -7,9 +7,9 @@ -static char nvram_buf[NVRAM_SPACE]; +char nvram_buf[NVRAM_SPACE]; +EXPORT_SYMBOL(nvram_buf); + 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) --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s diff --git a/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch b/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch index ef36709c0..7183bfd3d 100644 --- a/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch +++ b/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch @@ -16,7 +16,7 @@ Signed-off-by: Hauke Mehrtens --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig -@@ -76,7 +76,6 @@ config BCM47XX +@@ -77,7 +77,6 @@ config BCM47XX select SSB_B43_PCI_BRIDGE if PCI select SSB_PCICORE_HOSTMODE if PCI select GENERIC_GPIO diff --git a/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch b/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch index 4dedb8218..f333d71d8 100644 --- a/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch +++ b/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch @@ -1,6 +1,6 @@ --- a/drivers/net/b44.c +++ b/drivers/net/b44.c -@@ -188,10 +188,11 @@ static int b44_wait_bit(struct b44 *bp, +@@ -188,10 +188,11 @@ static int b44_wait_bit(struct b44 *bp, udelay(10); } if (i == timeout) { diff --git a/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch b/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch index af2289b08..27d5409d2 100644 --- a/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch +++ b/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch @@ -8,7 +8,7 @@ #include extern void build_clear_page(void); -@@ -78,13 +79,16 @@ static inline void clear_user_page(void +@@ -78,13 +79,16 @@ static inline void clear_user_page(void flush_data_cache_page((unsigned long)addr); } diff --git a/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch b/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch index 5c0e6ff68..afaea44c7 100644 --- a/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch +++ b/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch @@ -1,6 +1,6 @@ --- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c -@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val, +@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val, return NVRAM_ERR_ENVNOTFOUND; } EXPORT_SYMBOL(nvram_getenv); diff --git a/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch index fc5454e9a..db7e229e4 100644 --- a/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch +++ b/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch @@ -8,7 +8,7 @@ #include #include -@@ -494,8 +495,9 @@ static void _tw32_flush(struct tg3 *tp, +@@ -494,8 +495,9 @@ static void _tw32_flush(struct tg3 *tp, static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val) { tp->write32_mbox(tp, off, val); @@ -61,7 +61,7 @@ { u32 frame_val; unsigned int loops; -@@ -889,7 +896,7 @@ static int tg3_writephy(struct tg3 *tp, +@@ -889,7 +896,7 @@ static int tg3_writephy(struct tg3 *tp, udelay(80); } @@ -70,7 +70,7 @@ MI_COM_PHY_ADDR_MASK); frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & MI_COM_REG_ADDR_MASK); -@@ -922,6 +929,11 @@ static int tg3_writephy(struct tg3 *tp, +@@ -922,6 +929,11 @@ static int tg3_writephy(struct tg3 *tp, return ret; } @@ -147,7 +147,7 @@ tw32(GRC_MODE, tp->grc_mode); if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { -@@ -7202,9 +7240,12 @@ static int tg3_halt_cpu(struct tg3 *tp, +@@ -7202,9 +7240,12 @@ static int tg3_halt_cpu(struct tg3 *tp, return -ENODEV; } @@ -175,7 +175,7 @@ fw_data = (void *)tp->fw->data; /* Firmware blob starts with version numbers, followed by -@@ -7325,6 +7371,11 @@ static int tg3_load_tso_firmware(struct +@@ -7325,6 +7371,11 @@ static int tg3_load_tso_firmware(struct unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size; int err, i; @@ -199,7 +199,7 @@ if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) { /* All of this garbage is because when using non-tagged * IRQ status the mailbox/status_block protocol the chip -@@ -10131,6 +10187,11 @@ static int tg3_test_nvram(struct tg3 *tp +@@ -10133,6 +10189,11 @@ static int tg3_test_nvram(struct tg3 *tp if (tp->tg3_flags3 & TG3_FLG3_NO_NVRAM) return 0; @@ -211,7 +211,7 @@ if (tg3_nvram_read(tp, 0, &magic) != 0) return -EIO; -@@ -10951,7 +11012,7 @@ static int tg3_ioctl(struct net_device * +@@ -10953,7 +11014,7 @@ static int tg3_ioctl(struct net_device * return -EAGAIN; spin_lock_bh(&tp->lock); @@ -220,7 +220,7 @@ spin_unlock_bh(&tp->lock); data->val_out = mii_regval; -@@ -10967,7 +11028,7 @@ static int tg3_ioctl(struct net_device * +@@ -10969,7 +11030,7 @@ static int tg3_ioctl(struct net_device * return -EAGAIN; spin_lock_bh(&tp->lock); @@ -229,7 +229,7 @@ spin_unlock_bh(&tp->lock); return err; -@@ -11612,6 +11673,12 @@ static void __devinit tg3_get_5717_nvram +@@ -11614,6 +11675,12 @@ static void __devinit tg3_get_5717_nvram /* Chips other than 5700/5701 use the NVRAM for fetching info. */ static void __devinit tg3_nvram_init(struct tg3 *tp) { @@ -242,7 +242,7 @@ tw32_f(GRC_EEPROM_ADDR, (EEPROM_ADDR_FSM_RESET | (EEPROM_DEFAULT_CLOCK_PERIOD << -@@ -11875,6 +11942,9 @@ static int tg3_nvram_write_block(struct +@@ -11877,6 +11944,9 @@ static int tg3_nvram_write_block(struct { int ret; @@ -252,7 +252,7 @@ if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl & ~GRC_LCLCTRL_GPIO_OUTPUT1); -@@ -13267,6 +13337,11 @@ static int __devinit tg3_get_invariants( +@@ -13269,6 +13339,11 @@ static int __devinit tg3_get_invariants( GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701))) tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG; @@ -264,7 +264,7 @@ /* Get eeprom hw config before calling tg3_set_power_state(). * In particular, the TG3_FLG2_IS_NIC flag must be * determined before calling tg3_set_power_state() so that -@@ -13665,6 +13740,10 @@ static int __devinit tg3_get_device_addr +@@ -13667,6 +13742,10 @@ static int __devinit tg3_get_device_addr } if (!is_valid_ether_addr(&dev->dev_addr[0])) { @@ -275,7 +275,7 @@ #ifdef CONFIG_SPARC if (!tg3_get_default_macaddr_sparc(tp)) return 0; -@@ -14181,6 +14260,7 @@ static char * __devinit tg3_phy_string(s +@@ -14183,6 +14262,7 @@ static char * __devinit tg3_phy_string(s case TG3_PHY_ID_BCM5704: return "5704"; case TG3_PHY_ID_BCM5705: return "5705"; case TG3_PHY_ID_BCM5750: return "5750"; @@ -283,7 +283,7 @@ case TG3_PHY_ID_BCM5752: return "5752"; case TG3_PHY_ID_BCM5714: return "5714"; case TG3_PHY_ID_BCM5780: return "5780"; -@@ -14392,6 +14472,13 @@ static int __devinit tg3_init_one(struct +@@ -14394,6 +14474,13 @@ static int __devinit tg3_init_one(struct tp->msg_enable = tg3_debug; else tp->msg_enable = TG3_DEF_MSG_ENABLE; diff --git a/target/linux/brcm47xx/patches-2.6.36/820-wgt634u-nvram-fix.patch b/target/linux/brcm47xx/patches-2.6.36/820-wgt634u-nvram-fix.patch new file mode 100644 index 000000000..9ed4a4de4 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/820-wgt634u-nvram-fix.patch @@ -0,0 +1,305 @@ +The Netgear wgt634u uses a different format for storing the +configuration. This patch is needed to read out the correct +configuration. The cfe_env.c file uses a different method way to read +out the configuration than the in kernel cfe config reader. + +--- a/arch/mips/bcm47xx/Makefile ++++ b/arch/mips/bcm47xx/Makefile +@@ -3,4 +3,4 @@ + # under Linux. + # + +-obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o ++obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o cfe_env.o +--- /dev/null ++++ b/arch/mips/bcm47xx/cfe_env.c +@@ -0,0 +1,229 @@ ++/* ++ * CFE environment variable access ++ * ++ * Copyright 2001-2003, Broadcom Corporation ++ * Copyright 2006, Felix Fietkau ++ * ++ * 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 ++#include ++#include ++#include ++#include ++#include ++ ++#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: ++ * ++ * ++ * ++ * 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: ++ * ++ * = ++ * ++ * 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; ++ ++} ++ +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -21,6 +21,8 @@ + #include + + 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) +@@ -33,6 +35,25 @@ static void __init early_nvram_init(void + + 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 * 1024 * 1024) { ++ src = (u32 *) KSEG1ADDR(base + 8 * 1024 * 1024 - 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 = FLASH_MIN; + while (off <= lim) { +@@ -74,6 +95,12 @@ int nvram_getenv(char *name, char *val, + if (!nvram_buf[0]) + early_nvram_init(); + ++ if (cfe_env) { ++ value = cfe_env_get(nvram_buf, name); ++ snprintf(val, val_len, "%s", value); ++ return 0; ++ } ++ + /* Look for name=value and return value */ + var = &nvram_buf[sizeof(struct nvram_header)]; + end = nvram_buf + sizeof(nvram_buf) - 2; +@@ -103,6 +130,9 @@ char *nvram_get(const char *name) + 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; diff --git a/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch b/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch index d50de3c3d..85e6051f1 100644 --- a/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch +++ b/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch @@ -28,7 +28,7 @@ dev_printk(KERN_INFO, &socket->dev->dev, "ISA IRQ mask 0x%04x, PCI irq %d\n", socket->socket.irq_mask, socket->cb_irq); -@@ -1258,6 +1265,15 @@ static int __devinit yenta_probe(struct +@@ -1258,6 +1265,15 @@ static int __devinit yenta_probe(struct dev_printk(KERN_INFO, &dev->dev, "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE)); diff --git a/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch b/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch index ecc796aaf..b4f264e5e 100644 --- a/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch +++ b/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch @@ -7,9 +7,9 @@ -static char nvram_buf[NVRAM_SPACE]; +char nvram_buf[NVRAM_SPACE]; +EXPORT_SYMBOL(nvram_buf); + 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) --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s