| 1 | --- a/arch/mips/bcm47xx/nvram.c |
| 2 | +++ b/arch/mips/bcm47xx/nvram.c |
| 3 | @@ -183,3 +183,30 @@ int nvram_getenv(char *name, char *val, |
| 4 | return NVRAM_ERR_ENVNOTFOUND; |
| 5 | } |
| 6 | EXPORT_SYMBOL(nvram_getenv); |
| 7 | + |
| 8 | +char *nvram_get(const char *name) |
| 9 | +{ |
| 10 | + char *var, *value, *end, *eq; |
| 11 | + |
| 12 | + if (!name) |
| 13 | + return NULL; |
| 14 | + |
| 15 | + if (!nvram_buf[0]) |
| 16 | + early_nvram_init(); |
| 17 | + |
| 18 | + /* Look for name=value and return value */ |
| 19 | + var = &nvram_buf[sizeof(struct nvram_header)]; |
| 20 | + end = nvram_buf + sizeof(nvram_buf) - 2; |
| 21 | + end[0] = end[1] = '\0'; |
| 22 | + for (; *var; var = value + strlen(value) + 1) { |
| 23 | + eq = strchr(var, '='); |
| 24 | + if (!eq) |
| 25 | + break; |
| 26 | + value = eq + 1; |
| 27 | + if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0) |
| 28 | + return value; |
| 29 | + } |
| 30 | + |
| 31 | + return NULL; |
| 32 | +} |
| 33 | +EXPORT_SYMBOL(nvram_get); |
| 34 | |
