X-Git-Url: http://git.ozo.com/?a=blobdiff_plain;f=package%2Fsystem%2Fprocd%2Ffiles%2Fnand-preinit.sh;fp=package%2Fsystem%2Fprocd%2Ffiles%2Fnand-preinit.sh;h=bd2193c9289b23b04a88bc4eda6af8c1acfe1c62;hb=b049c3f4af69006b96a6c1987b48a35015a01f3a;hp=0000000000000000000000000000000000000000;hpb=a1a8c1a6238ed68ce4f2562db6454e3424b7b04d;p=openwrt-github%2F.git

diff --git a/package/system/procd/files/nand-preinit.sh b/package/system/procd/files/nand-preinit.sh
new file mode 100644
index 0000000000..bd2193c928
--- /dev/null
+++ b/package/system/procd/files/nand-preinit.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+# Copyright (C) 2014 OpenWrt.org
+
+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
+	}
+}
+
+boot_hook_add initramfs nand_takeover