[kernel] generic-2.6/2.6.24: refresh patches

[openwrt.git] / target / linux / brcm-2.4 / files / arch / mips / bcm947xx / nvram.c

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 d9af5ff..c37023b 100644 (file)
--- 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));
+}
+
+