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- #!/system/bin/sh
- MNT_DEV=""
- MNT_PATH="/system/sd"
- MOUNT_DEV=0
- export PATH="/usr/bin:/usr/sbin:/bin:$PATH"
- export TERM="xterm"
- export HOME="/root"
- export LANG="en_US.UTF-8"
- export LC_ALL="en_US.UTF-8"
- if [ $MOUNT_DEV -eq 1 ]; then
- MNT_PATH_DEV="$MNT_PATH/dev"
- else
- MNT_PATH_DEV=""
- fi
- CHK_MOUNT(){
- awk '{if ($2=="'$1'") {exit 1;}}' /proc/mounts
- return $?
- }
- CLEAN_MNT(){
- busybox umount $MNT_PATH/dev/shm $MNT_PATH/dev/pts $MNT_PATH_DEV $MNT_PATH/proc $MNT_PATH/sys $MNT_PATH/sdcard $MNT_PATH/android/system
- if [ $? -ne 0 ]; then
- busybox umount -fl $MNT_PATH/dev/shm $MNT_PATH/dev/pts $MNT_PATH_DEV $MNT_PATH/proc $MNT_PATH/sys $MNT_PATH/sdcard $MNT_PATH/android/system
- fi
- umount $MNT_PATH
- }
- #DEVS=`cd /sys/block; ls -d sd* 2>/dev/null`
- #DEV_PART="1"
- DEVS="mmcblk1"
- DEV_PART="p1"
- for i in $DEVS; do
- if [ -d "/sys/block/"$i"/"$i$DEV_PART ]; then
- MNT_DEV=$i$DEV_PART
- echo 8192 > /sys/block/$i/queue/read_ahead_kb
- break
- fi
- done
- if [ -z "$MNT_DEV" ]; then
- echo "No USB disk in system"
- exit 1
- fi
- CHK_MOUNT $MNT_PATH
- if [ $? -eq 0 ]; then
- mount -t ext4 /dev/block/$MNT_DEV $MNT_PATH
- if [ $? -ne 0 ]; then
- echo "Mount USB disk $MNT_DEV failed"
- CLEAN_MNT
- exit 2
- fi
- fi
- busybox rm -f $MNT_PATH/tmp/.X*-lock $MNT_PATH/tmp/.X11-unix/X* $MNT_PATH/var/log/Xorg.*.log* $MNT_PATH/var/run/dbus/*
- if [ "x$MNT_PATH_DEV" = "x" ]; then
- busybox cp -ra /dev/graphics/fb* $MNT_PATH/dev
- busybox rm -rf $MNT_PATH/dev/input
- busybox cp -ra /dev/input $MNT_PATH/dev
- chmod 777 $MNT_PATH/dev/fb*
- busybox chown 0:0 $MNT_PATH/dev/fb*
- chmod 777 $MNT_PATH/dev/input/*
- busybox chown 0:0 $MNT_PATH/dev/input/*
- else
- CHK_MOUNT $MNT_PATH_DEV
- if [ $? -eq 0 ]; then
- mount -o bind /dev $MNT_PATH_DEV
- fi
- fi
- CHK_MOUNT $MNT_PATH/dev/shm
- if [ $? -eq 0 ]; then
- if [ ! -d /dev/shm ]; then
- busybox mkdir -m 777 /dev/shm
- fi
- mount -o bind /dev/shm $MNT_PATH/dev/shm
- fi
- CHK_MOUNT $MNT_PATH/dev/pts
- if [ $? -eq 0 ]; then
- mount -t devpts devpts $MNT_PATH/dev/pts
- fi
- CHK_MOUNT $MNT_PATH/proc
- if [ $? -eq 0 ]; then
- mount -t proc proc $MNT_PATH/proc
- fi
- CHK_MOUNT $MNT_PATH/sys
- if [ $? -eq 0 ]; then
- mount -t sysfs sysfs $MNT_PATH/sys
- fi
- mount -o bind /mnt/sdcard $MNT_PATH/sdcard
- mount -o bind /system $MNT_PATH/android/system
- if [ ! -d /sys/module/udlfb ]; then
- insmod /system/lib/modules/udlfb.ko
- fi
- chroot $MNT_PATH /bin/bash
- CLEAN_MNT
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