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add mount_root script to mount root fs (called from /etc/preinit)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@428 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2005-03-23 13:31:22 +00:00
parent bdca5a6eb0
commit 96894b9b33
2 changed files with 26 additions and 22 deletions
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24
openwrt/target/default/target_skeleton/etc/preinit
View File

@ -6,27 +6,7 @@ sleep 1
if [ $(cat /proc/sys/reset) = 1 ] ; then if [ $(cat /proc/sys/reset) = 1 ] ; then
export FAILSAFE=true export FAILSAFE=true
while :; do { echo $(((X=(X+1)%8)%2)) > /proc/sys/diag; sleep $((X==0)); } done & while :; do { echo $(((X=(X+1)%8)%2)) > /proc/sys/diag; sleep $((X==0)); } done &
else
mount | grep jffs2 >&-
if [ $? = 0 ] ; then
mtd unlock rootfs
[ $(cat /proc/mtd | wc -l) = 6 ] && {
echo 5 > /proc/sys/diag
mtd unlock OpenWrt
mtd erase OpenWrt
jffs2root --move
}
mount -o remount,rw /dev/root /
else
mtd unlock mtd4
mount -t jffs2 /dev/mtdblock/4 /jffs
pivot_root /jffs /jffs/rom
mount none /dev -t devfs
mount none /proc -t proc
umount rom/proc rom/dev
fi
fi fi
mount none /tmp -t ramfs /sbin/mount_root ${FAILSAFE:+failsafe}
mkdir -p /dev/pts
mount none /dev/pts -t devpts
exec /sbin/init exec /sbin/init

24
openwrt/target/default/target_skeleton/sbin/mount_root Executable file
View File

@ -0,0 +1,24 @@
#!/bin/sh
if [ "$1" != "failsafe" ]; then
mount | grep jffs2 >&-
if [ $? = 0 ] ; then
mtd unlock rootfs
[ $(cat /proc/mtd | wc -l) = 6 ] && {
echo 5 > /proc/sys/diag
mtd unlock OpenWrt
mtd erase OpenWrt
jffs2root --move
}
mount -o remount,rw /dev/root /
else
mtd unlock mtd4
mount -t jffs2 /dev/mtdblock/4 /jffs
pivot_root /jffs /jffs/rom
mount none /proc -t proc
mount none /dev -t devfs
umount rom/proc rom/dev
fi
fi
mount none /tmp -t ramfs
mkdir -p /dev/pts
mount none /dev/pts -t devpts