1.修改蓝牙为从端

device/qcom/msmxxx/system.prop

//设置成从模式

persist.service.bt.a2dp.sink=true

persist.service.bt.hfp.client=true

device/qcom/msmxxx/overlay/packages/apps/Bluetooth/res/values/config.xml

true

true

true

true

2.修改默认的睡眠超时和屏幕关闭超时

device/qcom/msmxxx/overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml

2147483647

2147483647

3.配置液晶屏密度

device/qcom/common/rootdir/etc/init.qcom.early_boot.sh

function set_density_by_fb() {

#put default density based on width

if [ -z $fb_width ]; then

setprop ro.sf.lcd_density 320

else

if [ $fb_width -ge 1920 ]; then

setprop ro.sf.lcd_density 320 # 1920x1080

elif [ $fb_width -ge 1080 ]; then

setprop ro.sf.lcd_density 480

elif [ $fb_width -ge 1024 ]; then

setprop ro.sf.lcd_density 160 # 1024x600

elif [ $fb_width -ge 720 ]; then

setprop ro.sf.lcd_density 320 #for 720X1280 resolution

elif [ $fb_width -ge 480 ]; then

setprop ro.sf.lcd_density 240 #for 480X854  resolution

else

setprop ro.sf.lcd_density 160

fi

fi

}

4.删除导航栏并锁定屏幕方向横向

device/qcom/msmxxx/overlay/frameworks/base/core/res/res/values/config.xml

false

false

frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

//addNavigationBar();

frameworks/base/services/core/java/com/android/server/wm/WindowManagerService.java

boolean updateOrientationFromAppTokensLocked(boolean inTransaction) {

.    .........

//int req = getOrientationLocked();

int req = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;

.............

}

5.删除no_sim和new_sim对话框

vendor/qcom/proprietary/qrdplus/Extension/apps/PhoneFeatures/res/values/configs.xml

false

false

6.adb设备序列号为空

kernel/msm-3.18/drivers/usb/gadget/android.c

// #if defined(CONFIG_DEBUG_ATOMIC_SLEEP)

//    id=0;

// #else

id = usb_string_id(cdev);

// #endif