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authorJo-Philipp Wich <jow@openwrt.org>2009-04-26 20:42:36 +0000
committerJo-Philipp Wich <jow@openwrt.org>2009-04-26 20:42:36 +0000
commit0f3ccb8868dc2b815c92bfa8b33d7211374268fb (patch)
treecbf4449ac1fc6cf37223a660f24065fdf7d06815
parent2d9c80b60fe413115b3aa30f752684830c321e43 (diff)
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unvram: make it work on bcm47xx, also look for /dev/mtdblockX
SVN-Revision: 15429
-rw-r--r--package/unvram/Makefile2
-rw-r--r--package/unvram/src/nvram.c29
-rw-r--r--package/unvram/src/nvram.h2
3 files changed, 25 insertions, 8 deletions
diff --git a/package/unvram/Makefile b/package/unvram/Makefile
index 5529bdf068..2fab89a634 100644
--- a/package/unvram/Makefile
+++ b/package/unvram/Makefile
@@ -8,7 +8,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=unvram
-PKG_RELEASE:=1
+PKG_RELEASE:=2
PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
diff --git a/package/unvram/src/nvram.c b/package/unvram/src/nvram.c
index 4dfe0a9597..a5f1d43508 100644
--- a/package/unvram/src/nvram.c
+++ b/package/unvram/src/nvram.c
@@ -409,6 +409,7 @@ const char * nvram_find_mtd(void)
int i, esz;
char dev[PATH_MAX];
char *path = NULL;
+ struct stat s;
// "/dev/mtdblock/" + ( 0 < x < 99 ) + \0 = 19
if( (path = (char *) malloc(19)) == NULL )
@@ -416,12 +417,30 @@ const char * nvram_find_mtd(void)
if ((fp = fopen("/proc/mtd", "r"))) {
while (fgets(dev, sizeof(dev), fp)) {
- if (strstr(dev, "nvram") && sscanf(dev, "mtd%d: %08x", &i, &esz)) {
- if( (path = (char *) malloc(19)) != NULL )
+ if (strstr(dev, "nvram") && sscanf(dev, "mtd%d: %08x", &i, &esz))
+ {
+ nvram_erase_size = esz;
+
+ sprintf(dev, "/dev/mtdblock/%d", i);
+ if( stat(dev, &s) > -1 && (s.st_mode & S_IFBLK) )
+ {
+ if( (path = (char *) malloc(strlen(dev)+1)) != NULL )
+ {
+ strncpy(path, dev, strlen(dev)+1);
+ break;
+ }
+ }
+ else
{
- nvram_erase_size = esz;
- snprintf(path, 19, "/dev/mtdblock/%d", i);
- break;
+ sprintf(dev, "/dev/mtdblock%d", i);
+ if( stat(dev, &s) > -1 && (s.st_mode & S_IFBLK) )
+ {
+ if( (path = (char *) malloc(strlen(dev)+1)) != NULL )
+ {
+ strncpy(path, dev, strlen(dev)+1);
+ break;
+ }
+ }
}
}
}
diff --git a/package/unvram/src/nvram.h b/package/unvram/src/nvram.h
index 09650239ec..b718928c0e 100644
--- a/package/unvram/src/nvram.h
+++ b/package/unvram/src/nvram.h
@@ -24,8 +24,6 @@
#include <errno.h>
#include <sys/mman.h>
#include <sys/stat.h>
-#include <sys/ioctl.h>
-#include <arpa/inet.h>
#include <linux/limits.h>
#include "sdinitvals.h"