--- a/arch/mips/bcm47xx/nvram.c +++ b/arch/mips/bcm47xx/nvram.c @@ -196,3 +196,30 @@ int bcm47xx_nvram_getenv(char *name, cha return -ENOENT; } EXPORT_SYMBOL(bcm47xx_nvram_getenv); + +char *nvram_get(const char *name) +{ + char *var, *value, *end, *eq; + + if (!name) + return NULL; + + if (!nvram_buf[0]) + nvram_init(); + + /* 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) { + eq = strchr(var, '='); + if (!eq) + break; + value = eq + 1; + if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0) + return value; + } + + return NULL; +} +EXPORT_SYMBOL(nvram_get);