Openwrt/openwrt/target/default/target_skeleton/sbin/mount_root

#!/bin/sh
if [ "$1" != "failsafe" ]; then 
	mount | grep jffs2 >&-
	if [ $? = 0 ] ; then
		[ $(cat /proc/mtd | wc -l) = 6 ] && {
			echo 5 > /proc/sys/diag
			mtd unlock linux
			mtd erase OpenWrt
			jffs2root --move
		}
		mtd unlock rootfs
		mount -o remount,rw /dev/root /
	else
		mtd unlock OpenWrt
		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