Android adb shell

MTK adb 进入工程模式:

adb shell am start -n com.mediatek.engineermode/.EngineerMode

mtklogger:

adb shell am start -n com.mediatek.mtklogger/com.mediatek.mtklogger.MainActivity

android 设置主页面:

adb shell am start com.android.settings/com.android.settings.Settings

android launcher3:

shell am start -n com.android.launcher3/com.android.launcher3.Launcher

截屏:

adb shell /system/bin/screencap -p /storage/sdcard0/001.png 

打开Show taps和Pointer location（[显示点按操作反馈]和[指针位置]）

adb shell settings put system show_touches 1

adb shell settings put system pointer_location 1

MTK平台 adb shell Recovery：

1.升级包放至/sdcard/update.zip

adb shell "echo \"--update_package=/sdcard/update.zip\" > /cache/recovery/command"
adb reboot recovery

2.查看Recovery log:

adb pull /cache/recovery/ d:\log\

MTK平台 adb shell 恢复出厂设置：

adb shell "echo \"--wipe_data\" > /cache/recovery/command"
adb reboot recovery

adb shell 设置状态栏跑秒：

settings put secure clock_seconds 1

通过adb命令打开应用

    
1、查看已安装应用命令

adb shell pm list packages

2、查找某个特定应用包名

adb shell pm list packages "特定字符"

3、查看某个应用的详细信息

adb shell dumpsys package 包名

adb shell dumpsys package com.nextdoordeveloper.miperf.miperf

4、启动应用

adb shell am start 包名/activity

例：adb shell am start com.nextdoordeveloper.miperf.miperf/.MainActivity

查看eMMC和DDR的工作频率

eMMC：

     adb shell cat /sys/kernel/debug/mmc0/clock

 DDR：

     adb shell cat /sys/bus/platform/drivers/emi_clk_test/read_dram_data_rate

dvfsrc_dump:

cat /sys/devices/platform/soc/10012000.dvfsrc/helio-dvfsrc/dvfsrc_dump

搜索文件不报错：
grep "abcd" / -irl 2>/dev/null