target/linux/brcm47xx/patches-3.6/400-arch-bcm47xx.patch

   1 --- a/arch/mips/bcm47xx/nvram.c
   2 +++ b/arch/mips/bcm47xx/nvram.c
   3 @@ -196,3 +196,30 @@ int bcm47xx_nvram_getenv(char *name, cha
   4         return -ENOENT;
   5  }
   6  EXPORT_SYMBOL(bcm47xx_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 +               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);