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-rw-r--r--package/system/procd/files/nand-preinit.sh20
1 files changed, 12 insertions, 8 deletions
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