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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-29 13:55:31 +02:00
openwrt-xburst/target/linux/brcm47xx/patches-3.3/400-arch-bcm47xx.patch
hauke 288f3f6650 kernel: update bcma and ssb to master-2012-10-18 from wireless-testing
* update the flash driver for bcm47xx to use the stubs already in bcma
* do some misc enhancements to the flash drivers for bcm47xx


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33920 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-10-25 14:33:47 +00:00

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765 B
Diff

--- a/arch/mips/bcm47xx/nvram.c
+++ b/arch/mips/bcm47xx/nvram.c
@@ -183,3 +183,30 @@ int nvram_getenv(char *name, char *val,
return NVRAM_ERR_ENVNOTFOUND;
}
EXPORT_SYMBOL(nvram_getenv);
+
+char *nvram_get(const char *name)
+{
+ char *var, *value, *end, *eq;
+
+ if (!name)
+ return NULL;
+
+ if (!nvram_buf[0])
+ early_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);