X-Git-Url: https://git.archive.openwrt.org/?p=openwrt.git;a=blobdiff_plain;f=package%2Fsystem%2Fprocd%2Ffiles%2Fnand-preinit.sh;fp=package%2Fsystem%2Fprocd%2Ffiles%2Fnand-preinit.sh;h=cf596246d1f2891cbeb7b5c7cac4bb6e002b13fb;hp=bd2193c9289b23b04a88bc4eda6af8c1acfe1c62;hb=0aa79daabf0a83476b838baae61c1be7a404357d;hpb=14516b76556722d80bbba2c3b0093edb7bdb08f1

diff --git a/package/system/procd/files/nand-preinit.sh b/package/system/procd/files/nand-preinit.sh
index bd2193c928..cf596246d1 100644
--- a/package/system/procd/files/nand-preinit.sh
+++ b/package/system/procd/files/nand-preinit.sh
@@ -4,14 +4,18 @@
 nand_takeover() {
 	. /lib/upgrade/nand.sh
 	mtd=$(find_mtd_index "$CI_UBIPART")
-	local file_type="$(identify $2)"
-	mtd -l 400 dump /dev/mtd$mtd > /tmp/takeover.hdr
-	MAGIC=$(dd if=/tmp/takeover.hdr bs=1 skip=261 count=5 2> /dev/null)
-	SIZE=$(printf "%d" 0x$(dd if=/tmp/takeover.hdr bs=4 count=1 2> /dev/null | hexdump -v -n 4 -e '1/1 "%02x"'))
-	[ "$MAGIC" = "ustar" ] && {
-		mtd -l $((SIZE + 4))  dump /dev/mtd$mtd | dd bs=1 skip=4 of=/tmp/sysupgrade.tar
-		nand_do_upgrade_stage2 /tmp/sysupgrade.tar
-	}
+	esize=$(cat /proc/mtd | grep mtd$mtd |cut -d" " -f 3)
+	[ -z "$esize" ] && return 1
+	esize=$(printf "%d" 0x$esize)
+	for a in `seq 0 64`; do
+		mtd -o $((a * esize)) -l 400 dump /dev/mtd$mtd > /tmp/takeover.hdr
+		MAGIC=$(dd if=/tmp/takeover.hdr bs=1 skip=261 count=5 2> /dev/null)
+		SIZE=$(printf "%d" 0x$(dd if=/tmp/takeover.hdr bs=4 count=1 2> /dev/null | hexdump -v -n 4 -e '1/1 "%02x"'))
+		[ "$MAGIC" = "ustar" ] && {
+			mtd -o $((a * esize)) -l $((SIZE + 4)) dump /dev/mtd$mtd | dd bs=1 skip=4 of=/tmp/sysupgrade.tar
+			nand_do_upgrade_stage2 /tmp/sysupgrade.tar
+		}
+	done
 }
 
 boot_hook_add initramfs nand_takeover