diff options
Diffstat (limited to 'target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c')
| -rw-r--r-- | target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c | 54 |
1 files changed, 48 insertions, 6 deletions
diff --git a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c index d9af5ff8f..c37023bce 100644 --- a/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c +++ b/target/linux/brcm-2.4/files/arch/mips/bcm947xx/nvram.c @@ -15,7 +15,6 @@ #include <osl.h> #include <bcmendian.h> #include <bcmnvram.h> -#include <bcmutils.h> #include <sbsdram.h> extern struct nvram_tuple * BCMINIT(_nvram_realloc)(struct nvram_tuple *t, const char *name, const char *value); @@ -244,10 +243,10 @@ BCMINITFN(_nvram_commit)(struct nvram_header *header) header->config_refresh |= SDRAM_REFRESH << 16; header->config_ncdl = 0; } else { - header->crc_ver_init |= (bcm_strtoul(init, NULL, 0) & 0xffff) << 16; - header->config_refresh = bcm_strtoul(config, NULL, 0) & 0xffff; - header->config_refresh |= (bcm_strtoul(refresh, NULL, 0) & 0xffff) << 16; - header->config_ncdl = bcm_strtoul(ncdl, NULL, 0); + header->crc_ver_init |= (simple_strtoul(init, NULL, 0) & 0xffff) << 16; + header->config_refresh = simple_strtoul(config, NULL, 0) & 0xffff; + header->config_refresh |= (simple_strtoul(refresh, NULL, 0) & 0xffff) << 16; + header->config_ncdl = simple_strtoul(ncdl, NULL, 0); } /* Clear data area */ @@ -276,7 +275,7 @@ BCMINITFN(_nvram_commit)(struct nvram_header *header) tmp.crc_ver_init = htol32(header->crc_ver_init); tmp.config_refresh = htol32(header->config_refresh); tmp.config_ncdl = htol32(header->config_ncdl); - crc = hndcrc8((char *) &tmp + 9, sizeof(struct nvram_header) - 9, CRC8_INIT_VALUE); + crc = hndcrc8((char *) &tmp + 9, sizeof(struct nvram_header) - 9, 0xff); /* Continue CRC8 over data bytes */ crc = hndcrc8((char *) &header[1], header->len - sizeof(struct nvram_header), crc); @@ -313,3 +312,46 @@ BCMINITFN(_nvram_exit)(void) { BCMINIT(nvram_free)(); } + +/* + * Search the name=value vars for a specific one and return its value. + * Returns NULL if not found. + */ +char* +getvar(char *vars, const char *name) +{ + char *s; + int len; + + len = strlen(name); + + /* first look in vars[] */ + for (s = vars; s && *s;) { + /* CSTYLED */ + if ((memcmp(s, name, len) == 0) && (s[len] == '=')) + return (&s[len+1]); + + while (*s++) + ; + } + + /* then query nvram */ + return (nvram_get(name)); +} + +/* + * Search the vars for a specific one and return its value as + * an integer. Returns 0 if not found. + */ +int +getintvar(char *vars, const char *name) +{ + char *val; + + if ((val = getvar(vars, name)) == NULL) + return (0); + + return (simple_strtoul(val, NULL, 0)); +} + + |