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add failsafe support for x86-2.6 and fix mdev support for platforms using /etc/preinit

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6481 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2007-03-03 22:32:13 +00:00
parent c35ce18c29
commit 1ce8862ab4
5 changed files with 30 additions and 13 deletions
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33
package/base-files/files/sbin/mount_root
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@@ -5,17 +5,28 @@
mount none /proc -t proc
size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo)
mount none /tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
grep rootfs /proc/mtd >/dev/null 2>/dev/null && {
mtd unlock rootfs
grep rootfs_data /proc/mtd >/dev/null 2>/dev/null && {
. /bin/firstboot
echo "switching to jffs2"
mount "$(find_mtd_part rootfs_data)" /jffs -t jffs2
fopivot /jffs /rom
}
} || mount -o remount,rw /dev/root /
if grep devfs /proc/filesystems > /dev/null; then
mount none /dev -t devfs
else
mount -t sysfs none /sys
mount -t tmpfs tmpfs /dev -o size=512K
mknod /dev/console c 5 1
mkdir /dev/shm
/sbin/mdev -s
fi
mkdir -p /dev/pts
mount none /dev/pts -t devpts
[ failsafe != "$1" ] && {
grep rootfs /proc/mtd >/dev/null 2>/dev/null && {
mtd unlock rootfs
grep rootfs_data /proc/mtd >/dev/null 2>/dev/null && {
. /bin/firstboot
echo "switching to jffs2"
mount "$(find_mtd_part rootfs_data)" /jffs -t jffs2
fopivot /jffs /rom
}
} || mount -o remount,rw /dev/root /
}
grep sysfs /proc/filesystems >/dev/null && mount -t sysfs none /sys 2>&-