imx6q 在線更新內核鏡像的方法

#! /system/bin/sh
mount -o rw -o remount /system
if [[ $? != 0 ]]; then
    echo 0> /sys/kernel/xxx/imagever
    exit -1
fi

 

cp -rf Settings.apk /system/framework/Settings.apk
if [[ $? != 0 ]]; then
    echo 1 >/sys/kernel/xxx/imagever
    exit -1
fi

sync

echo "upgrade app image success"

mkdir test1
mount -t vfat /dev/block/mmcblk3p1  test/
if [[ $? != 0 ]]; then
    echo 2> /sys/kernel/xxx/imagever
    exit -1
fi

cp -rf linuximage test/
if [[ $? != 0 ]]; then
    echo 3> sys/kernel/xxx/imagever
    exit -1
fi

cp -rf oftree test/
if [[ $? != 0 ]]; then
    echo 4> sys/kernel/xxx/imagever
    exit -1
fi

umount test
if [[ $? != 0 ]]; then
    echo 5> sys/kernel/xxx/imagever
    exit -1
fi

sync

setprop persist.sys.xxx 1

echo 6 > sys/kernel/xxx/imagever
echo "upgrade kernel image success"