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executable file 181 lines (144 sloc) 5.429 kb
#!/tmp/busybox sh
#
# Universal Updater Script for Samsung GalaxyTab 7"
# (c) 2012 by Teamhacksung
# Combined GSM & CDMA version
#
check_mount() {
if ! /tmp/busybox grep -q $1 /proc/mounts ; then
/tmp/busybox mkdir -p $1
/tmp/busybox umount -l $2
if ! /tmp/busybox mount -t $3 $2 $1 ; then
/tmp/busybox echo "Cannot mount $1."
exit 1
fi
fi
}
set_log() {
rm -rf $1
exec >> $1 2>&1
}
set -x
export PATH=/:/sbin:/system/xbin:/system/bin:/tmp:$PATH
# Check if we're in CDMA or GSM mode
if /tmp/busybox test "$1" = cdma ; then
# CDMA mode
IS_GSM='/tmp/busybox false'
SD_PART='/dev/block/mmcblk1p1'
else
# GSM mode
IS_GSM='/tmp/busybox true'
SD_PART='/dev/block/mmcblk0p1'
fi
# check if we're running on a bml, or mtd (current) device
if /tmp/busybox test -e /dev/block/bml7 ; then
# we're running on a bml device
# make sure sdcard is mounted
check_mount /mnt/sdcard $SD_PART vfat
# everything is logged into /mnt/sdcard/cyanogenmod_bml.log
set_log /mnt/sdcard/cyanogenmod_bml.log
if $IS_GSM ; then
# make sure efs is mounted
check_mount /efs /dev/block/stl3 rfs
# create a backup of efs
if /tmp/busybox test -e /mnt/sdcard/backup/efs ; then
/tmp/busybox mv /mnt/sdcard/backup/efs /mnt/sdcard/backup/efs-$$
fi
/tmp/busybox rm -rf /mnt/sdcard/backup/efs
/tmp/busybox mkdir -p /mnt/sdcard/backup/efs
/tmp/busybox cp -R /efs/ /mnt/sdcard/backup
fi
# write the package path to sdcard cyanogenmod.cfg
if /tmp/busybox test -n "$UPDATE_PACKAGE" ; then
PACKAGE_LOCATION=${UPDATE_PACKAGE#/mnt}
/tmp/busybox echo "$PACKAGE_LOCATION" > /mnt/sdcard/cyanogenmod.cfg
fi
# Scorch any ROM Manager settings to require the user to reflash recovery
/tmp/busybox rm -f /mnt/sdcard/clockworkmod/.settings
# write new kernel to boot partition
/tmp/flash_image boot /tmp/boot.img
if [ "$?" != "0" ] ; then
exit 3
fi
/tmp/busybox sync
/sbin/reboot now
exit 0
elif /tmp/busybox test -e /dev/block/mtdblock0 ; then
# we're running on a mtd (current) device
# make sure sdcard is mounted
check_mount /sdcard $SD_PART vfat
# everything is logged into /sdcard/cyanogenmod.log
set_log /sdcard/cyanogenmod_mtd.log
if $IS_GSM ; then
# create mountpoint for radio partition
/tmp/busybox mkdir -p /radio
# make sure radio partition is mounted
if ! /tmp/busybox grep -q /radio /proc/mounts ; then
/tmp/busybox umount -l /dev/block/mtdblock5
if ! /tmp/busybox mount -t yaffs2 /dev/block/mtdblock5 /radio ; then
/tmp/busybox echo "Cannot mount radio partition."
exit 5
fi
fi
# if modem.bin doesn't exist on radio partition, format the partition and copy it
if ! /tmp/busybox test -e /radio/modem.bin ; then
/tmp/busybox umount -l /dev/block/mtdblock5
/tmp/erase_image radio
if ! /tmp/busybox mount -t yaffs2 /dev/block/mtdblock5 /radio ; then
/tmp/busybox echo "Cannot copy modem.bin to radio partition."
exit 5
else
/tmp/busybox cp /tmp/modem.bin /radio/modem.bin
fi
fi
# unmount radio partition
/tmp/busybox umount -l /dev/block/mtdblock5
fi
if ! /tmp/busybox test -e /sdcard/cyanogenmod.cfg ; then
# update install - flash boot image then skip back to updater-script
# (boot image is already flashed for first time install)
# flash boot image
/tmp/bml_over_mtd.sh boot 72 reservoir 2004 /tmp/boot.img
if ! $IS_GSM ; then
/tmp/bml_over_mtd.sh recovery 102 reservoir 2004 /tmp/boot.img
fi
# unmount system (recovery seems to expect system to be unmounted)
/tmp/busybox umount -l /system
exit 0
fi
# if a cyanogenmod.cfg exists, then this is a first time install
# let's format the volumes and restore radio and efs
# remove the cyanogenmod.cfg to prevent this from looping
/tmp/busybox rm -f /sdcard/cyanogenmod.cfg
# unmount and format system (recovery seems to expect system to be unmounted)
/tmp/busybox umount -l /system
/tmp/erase_image system
# unmount and format cache
/tmp/busybox umount -l /cache
/tmp/erase_image cache
# format data if needed
/tmp/busybox umount -l /data
if ! /tmp/busybox mount -t ext4 /dev/block/mmcblk0p2 /data ; then
/tmp/make_ext4fs -b 4096 -g 32768 -i 8192 -I 256 -a /data /dev/block/mmcblk0p2
fi
if $IS_GSM ; then
# restore efs backup
if /tmp/busybox test -e /sdcard/backup/efs/nv_data.bin ; then
/tmp/busybox umount -l /efs
/tmp/erase_image efs
/tmp/busybox mkdir -p /efs
if ! /tmp/busybox grep -q /efs /proc/mounts ; then
if ! /tmp/busybox mount -t yaffs2 /dev/block/mtdblock4 /efs ; then
/tmp/busybox echo "Cannot mount efs."
exit 6
fi
fi
/tmp/busybox cp -R /sdcard/backup/efs /
/tmp/busybox umount -l /efs
else
/tmp/busybox echo "Cannot restore efs."
exit 7
fi
fi
exit 0
fi
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