diff options
Diffstat (limited to 'package/base-files/brcm-2.6/sbin/mount_root')
| -rwxr-xr-x | package/base-files/brcm-2.6/sbin/mount_root | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/package/base-files/brcm-2.6/sbin/mount_root b/package/base-files/brcm-2.6/sbin/mount_root new file mode 100755 index 0000000000..88a836c808 --- /dev/null +++ b/package/base-files/brcm-2.6/sbin/mount_root @@ -0,0 +1,38 @@ +#!/bin/sh +is_dirty() { + grep Broadcom /proc/cpuinfo >&- || return 1 + OFFSET="$(($(hexdump -v /dev/mtdblock/1 -s 20 -n 2 -e '"%d"')-1))" + return $(hexdump -v /dev/mtdblock/1 -s $OFFSET -n 1 -e '"%d"') +} + +size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo) +mount none /tmp -t tmpfs -o size=$size + +if [ "$1" != "failsafe" ]; then + mtd unlock linux + mount | grep jffs2 >&- + if [ $? = 0 ] ; then + if [ $(cat /proc/mtd | wc -l) = 6 ]; then + mtd erase OpenWrt + jffs2root --move + else + mount -o remount,rw /dev/root / + fi + else + . /bin/firstboot + is_dirty + [ $? != 0 ] && { + echo "switching to jffs2" + mount /dev/mtdblock/4 /jffs -t jffs2 + pivot /jffs /rom + } || { + echo "jffs2 unusable; using ramdisk" + ramoverlay + } + fi +fi + +mount none /tmp -t tmpfs -o remount,nosuid,nodev,mode=1777 +mkdir -p /dev/pts +mount none /dev/pts -t devpts +mount -t sysfs none /sys 2>&- |