From 3c8c1d5d8129266fead520436949c40d62813d1f Mon Sep 17 00:00:00 2001 From: nbd Date: Sat, 22 Oct 2005 19:54:33 +0000 Subject: add base-files change from whiterussian git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@2257 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/base-files/default/sbin/mount_root | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'package/base-files/default') diff --git a/package/base-files/default/sbin/mount_root b/package/base-files/default/sbin/mount_root index bc8d69c79..c8edaaa2f 100755 --- a/package/base-files/default/sbin/mount_root +++ b/package/base-files/default/sbin/mount_root @@ -1,10 +1,15 @@ #!/bin/sh . /etc/nvram.sh +is_clean() { + OFFSET="$((0x$(dd if=/dev/mtdblock/1 bs=1 skip=$((0x14)) count=2 2>&- | hexdump | grep 0000000 | cut -d ' ' -f 2) - 1))" + dd if=/dev/mtdblock/1 bs=1 skip=$OFFSET count=1 2>&- | hexdump -v | grep ' 0000' > /dev/null && return 255 || return 0 +} + if [ "$1" != "failsafe" ]; then mount | grep jffs2 >&- if [ $? = 0 ] ; then if [ $(cat /proc/mtd | wc -l) = 6 ]; then - [ -f /proc/sys/diag ] && echo 5 > /proc/sys/diag + echo 5 > /proc/sys/diag mtd unlock linux mtd erase OpenWrt jffs2root --move @@ -13,7 +18,11 @@ if [ "$1" != "failsafe" ]; then mount -o remount,rw /dev/root / fi else - if [ \! -x /usr/sbin/nvram -o -z "$(nvram get no_root_swap)" ]; then + if [ -z "$(nvram get no_root_swap)" ]; then + is_clean || { + mtd erase OpenWrt + jffs2root --clean + } mtd unlock OpenWrt mount -t jffs2 /dev/mtdblock/4 /jffs pivot_root /jffs /jffs/rom -- cgit v1.2.3