Lexra Pixnet

Updating System.img Using Fastboot (over USB)
 

U-Boot > setenv booti mmc3
U-boot > setenv fastboot_dev mmc3
U-Boot > saveenv

C:\adbgjb>adb reboot fastboot
...
C:\adbgjb>fastboot flash boot boot.img
...
C:\adbgjb>fastboot flash system system.img
...
C:\adbgjb>fastboot flash recovery recovery.img
...

C:\adbgjb>adb push c:\flash_image /sdcard/
C:\adbgjb>adb push c:\recovery.img /sdcard/
C:\adbgjb>adb shell
...
$ su
# mount -o remount,rw /system
# cp /sdcard/flash_image /system/bin
# cd /system/bin
# chmod 777 flash_image
# flash_image recovery /sdcard/recovery.img
...

C:\adbgjb>adb connect 192.168.3.41
C:\adbgjb>adb -s 192.168.3.41:5555 push system.img /data/local/tmp/
...
# cd /data/local/tmp
# dd if=system.img of=/dev/block/mmcblk0p5
# reboot

C:\adbgjb>adb push boot.img.img /mnt/asec/
...
# cd /mnt/asec/
# dd if=boot.img of=/dev/block/mmcblk0p1
# reboot

Updating Using Updater
 

U-Boot > download_mode

Image files plaseholder
 

UPDATER-MRS\Profiles\MX6Q Linux Update\OS Firmware\files\android\

IMX6 Framebuffer Setting

U-Boot > setenv bootargs console=ttymxc0,115200 androidboot.console=ttymxc0 vmalloc=400M init=/init video=mxcfb0:dev=hdmi,1280x720M@60,bpp=32 video=mxcfb1:off video=mxcfb2:off fbmem=28M androidboot.hardware=freescale
U-Boot > saveenv
U-Boot > boot

Show The List of Notifications

// Notification – Show the list of notifications
$ adb shell input swipe     10 10 10 1000

Get the X and Y Dimensions of The Screen

// Get the X and Y dimensions of the screen
# dumpsys window | \
# sed -n '/mUnrestrictedScreen/ s/^.*) \([0-9][0-9]*\)x\([0-9][0-9]*\)/\1 \2/p'

Show the List of Notifications Using ADB

$ adb shell input swipe     10 10 10 1000

Get the X and Y Dimensions of the Screen Using Dumpsys

# dumpsys window | \
# sed -n '/mUnrestrictedScreen/ s/^.*) \([0-9][0-9]*\)x\([0-9][0-9]*\)/\1 \2/p'

Show Recent Applications

$ adb shell input touchscreen tap 800 1850

Swipe Up,Down,Left,Right

// Swipe down
$ adb shell input swipe 800 400 1200 400
// Swipe left
$ adb shell input swipe 400 400 800 400
// Swipe right
$ adb shell input swipe 800 400 400 400
// Swipe up
$ adb shell input swipe 800 400 400 400

Unlock the Device on Boot

// Unlock – Unlock the device
$ adb shell input keyevent 82

Volume Up,Down

// turn volume up
$ adb shell input keyevent 25
// turn volume down
$ adb shell input keyevent KEYCODE_VOLUME_DOWN

Take a Screen And Store in Screen.png

// Take a screen show and stores it in screen.png
$ adb shell screencap -p | perl -pe 's/\x0D\x0A/\x0A/g' > screen.png

Get the Orientation of the Device

// get the orientation of the device. Returns 0, 1, 2, or 3
$ adb shell dumpsys input | grep SurfaceOrientation |  awk '{ print $2 }'

Wakeup and Unlock of the Device

// wakeup & unlock
$ adb shell input keyevent 26
$ adb shell input keyevent 82

Waiting for Android SystemUI

root@android:/# while [ 1 -eq 1 ]; do ps | grep com.android.systemui ; if [ $? -eq 0 ]; then break ; fi ; sleep 1 ; done

Clear Notifications Using ADB Shell

$ adb shell service call notification 1

Disable Screen Auto-rotate

root@android:/# content insert --uri content://settings/system --bind name:s:accelerometer_rotation --bind value:i:0

Disable Screen Lock

root@android:/# [ -f /data/system/locksettings.db ] && sqlite3 /data/system/locksettings.db "UPDATE locksettings SET value = '1' WHERE name = 'lockscreen.disabled'"

// 圖形鎖紀錄檔
$ adb shell rm /data/system/gesture.key

Allow Non-market Apps Install

root@android:/# settings put global install_non_market_apps 1

Black Wallpaper

$ adb push black.png /mnt/asec/ && adb shell cp /mnt/asec//black.png /data/system/users/0/wallpaper

Adb Over Ethernet

root@android:/# setprop service.adb.tcp.port 5555
root@android:/# setprop ro.secure 0
root@android:/# stop adbd
root@android:/# start adbd
...
...
// CONNCECT
$ adb connect 192.168.3.39
// INSTALL
$ adb -s 192.168.3.39:5555 install -r bin/Screencast-debug-unaligned.apk
// RUN
$ adb shell am start -a android.intent.action.MAIN -n com.atgames.screencast/.CastActivity
...

Activity Manager & Monkey Application Exerciser

$ adb -s  ${IP}:${PORT} shell am start -a android.intent.action.MAIN -n com.atgames.screencast/.CastActivity

// [-n <COMPONENT>] [-d <DATA_URI>] [-t <MIME_TYPE>]

$ adb shell am start -a android.intent.action.VIEW -n com.atgames.sms/com.atgames.MainActivity -d file:///mnt/asec/SonicBlast.gg.gz -t "application/octet-stream"

// Candy Crush Saga
# am start -S com.king.candycrushsaga/.CandyCrushSagaActivity
# am force-stop com.king.candycrushsaga

// Cake Bake Blitz
# am start -S com.bgi.cakebakeblitzfb/.MainActivity
# am force-stop com.bgi.cakebakeblitzfb

// Quantic Pinball
# am start -S com.shine_research.quantic_pinball/com.shine.sdk.TheActivity
# am force-stop com.shine_research.quantic_pinball

// Angry Birds
# am start -S com.rovio.angrybirds/com.rovio.fusion.App
# am force-stop com.rovio.angrybirds

// Paranormal State
# am start -S com.teyon.paranormalstatea/com.teyon.hoe.HOEActivity
# am force-stop com.teyon.paranormalstatea

// Candy Crush Saga
# monkey -p com.king.candycrushsaga -c android.intent.category.LAUNCHER 1

// Cake Bake Blitz
# monkey -p com.bgi.cakebakeblitzfb -c android.intent.category.LAUNCHER 1

// Quantic Pinball
# monkey -p com.shine_research.quantic_pinball -c android.intent.category.LAUNCHER 1

// Angry Birds
# monkey -p com.rovio.angrybirds -c android.intent.category.LAUNCHER 1

// Paranormal State
# monkey -p com.teyon.paranormalstatea -c android.intent.category.LAUNCHER 1

ADB Input Text / Fire a Key Event

$ adb shell input text 'lexra.chang@gmail.com'
$ adb shell input text '3d%smark'
$ adb shell input keyevent KEYCODE_HOME

Simulate Touch Fast Swipe

root@android:/# sendevent /dev/input/event5 3 57 49
root@android:/# sendevent /dev/input/event5 3 53 942
root@android:/# sendevent /dev/input/event5 3 54 2747
root@android:/# sendevent /dev/input/event5 0 0 0

root@android:/# sendevent /dev/input/event5 3 53 1207
root@android:/# sendevent /dev/input/event5 3 54 2483
root@android:/# sendevent /dev/input/event5 0 0 0

root@android:/# sendevent /dev/input/event5 3 53 1472
root@android:/# sendevent /dev/input/event5 0 0 0

root@android:/# sendevent /dev/input/event5 3 54 2218
root@android:/# sendevent /dev/input/event5 0 0 0

root@android:/# sendevent /dev/input/event5 3 53 1207
root@android:/# sendevent /dev/input/event5 3 54 2483
root@android:/# sendevent /dev/input/event5 0 0 0

root@android:/# sendevent /dev/input/event5 3 53 1472

Getprop Net.Hostname

root@android:/system/bin # getprop net.hostname
android-55097e16b0a8a77b
...
root@android:/system/bin # setprop net.hostname android-55097e16b0a8a77b
...

CPU 0~3 Status

root@android:/system/bin # cat /proc/stat
cpu  1521768 7545 192015 6416567 260320 151 26564 0 0 0
cpu0 197704 1889 92738 1764753 27122 149 21920 0 0 0
cpu1 370768 1754 35382 1623341 73817 0 1138 0 0 0
cpu2 464389 2189 33022 1510319 95247 1 1067 0 0 0
cpu3 488907 1713 30873 1518154 64134 1 2439 0 0 0

CPU Temperature

root@android:/system/bin # cat /sys/devices/virtual/thermal/thermal_zone0/temp
root@android:/system/bin # 36

Compile-time Dismiss Status Bar

# vi frameworks/base/core/res/res/values/dimens.xml
...
<dimen name="navigation_bar_height">0dp</dimen>
...
# source build/envsetup.sh
# lunch sabresd_6dq-eng
# make -j4 showcommands 2>&1 | tee build_android.log
...

Watchdog Enable (60 seconds) / Disable

# echo a > /dev/watchdog

# echo V > /dev/watchdog

Change the Screen DPI (Dots Per Inch)

# vi /system/build.prop
...
ro.sf.lcd_density=240
ro.sf.lcd_density=160
ro.sf.lcd_density=120

Framebuffer Rotate

# echo 0 > /sys/devices/platform/mxc_sdc_fb.0/graphics/fb0/rotate
# echo 0 > /sys/devices/platform/mxc_sdc_fb.0/graphics/fb1/rotate

Dumpsys & Service List

root@android:/ # service list
Found 71 services:
0       sip: [android.net.sip.ISipService]
1       phone: [com.android.internal.telephony.ITelephony]
2       iphonesubinfo: [com.android.internal.telephony.IPhoneSubInfo]
3       simphonebook: [com.android.internal.telephony.IIccPhoneBook]
4       isms: [com.android.internal.telephony.ISms]
5       dreams: [android.service.dreams.IDreamManager]
6       commontime_management: []
7       samplingprofiler: []
8       diskstats: []
9       appwidget: [com.android.internal.appwidget.IAppWidgetService]
10      backup: [android.app.backup.IBackupManager]
11      uimode: [android.app.IUiModeManager]
12      serial: [android.hardware.ISerialManager]
13      usb: [android.hardware.usb.IUsbManager]
14      audio: [android.media.IAudioService]
15      wallpaper: [android.app.IWallpaperManager]
16      dropbox: [com.android.internal.os.IDropBoxManagerService]
17      search: [android.app.ISearchManager]
18      country_detector: [android.location.ICountryDetector]
19      location: [android.location.ILocationManager]
20      devicestoragemonitor: []
21      notification: [android.app.INotificationManager]
22      updatelock: [android.os.IUpdateLock]
23      throttle: [android.net.IThrottleManager]
24      servicediscovery: [android.net.nsd.INsdManager]
25      connectivity: [android.net.IConnectivityManager]
26      ethernet: [android.net.ethernet.IEthernetManager]
27      wifi: [android.net.wifi.IWifiManager]
28      wifip2p: [android.net.wifi.p2p.IWifiP2pManager]
29      netpolicy: [android.net.INetworkPolicyManager]
30      netstats: [android.net.INetworkStatsService]
31      textservices: [com.android.internal.textservice.ITextServicesManager]
32      network_management: [android.os.INetworkManagementService]
33      clipboard: [android.content.IClipboard]
34      statusbar: [com.android.internal.statusbar.IStatusBarService]
35      device_policy: [android.app.admin.IDevicePolicyManager]
36      lock_settings: [com.android.internal.widget.ILockSettings]
37      mount: [IMountService]
38      accessibility: [android.view.accessibility.IAccessibilityManager]
39      input_method: [com.android.internal.view.IInputMethodManager]
40      bluetooth_manager: [android.bluetooth.IBluetoothManager]
41      input: [android.hardware.input.IInputManager]
42      window: [android.view.IWindowManager]
43      alarm: [android.app.IAlarmManager]
44      vibrator: [android.os.IVibratorService]
45      battery: []
46      hardware: [android.os.IHardwareService]
47      content: [android.content.IContentService]
48      account: [android.accounts.IAccountManager]
49      user: [android.os.IUserManager]
50      permission: [android.os.IPermissionController]
51      cpuinfo: []
52      dbinfo: []
53      gfxinfo: []
54      meminfo: []
55      activity: [android.app.IActivityManager]
56      package: [android.content.pm.IPackageManager]
57      media.audio_policy: [android.media.IAudioPolicyService]
58      scheduling_policy: [android.os.ISchedulingPolicyService]
59      telephony.registry: [com.android.internal.telephony.ITelephonyRegistry]
60      display: [android.hardware.display.IDisplayManager]
61      usagestats: [com.android.internal.app.IUsageStats]
62      batteryinfo: [com.android.internal.app.IBatteryStats]
63      power: [android.os.IPowerManager]
64      entropy: []
65      sensorservice: [android.gui.SensorServer]
66      SurfaceFlinger: [android.ui.ISurfaceComposer]
67      drm.drmManager: [drm.IDrmManagerService]
68      media.camera: [android.hardware.ICameraService]
69      media.player: [android.media.IMediaPlayerService]
70      media.audio_flinger: [android.media.IAudioFlinger]

root@android:/ # dumpsys | grep "^DUMP"
DUMP OF SERVICE SurfaceFlinger:
DUMP OF SERVICE VZW_LOCATION_SERVICE:
DUMP OF SERVICE accessibility:0
DUMP OF SERVICE account:
DUMP OF SERVICE activity:
DUMP OF SERVICE alarm:
DUMP OF SERVICE appwidget:
DUMP OF SERVICE audio:
DUMP OF SERVICE backup:
DUMP OF SERVICE battery:
DUMP OF SERVICE batteryinfo:
DUMP OF SERVICE bluetooth:
DUMP OF SERVICE bluetooth_a2dp:0
DUMP OF SERVICE bluetooth_dg_service:0
DUMP OF SERVICE bluetooth_fm_receiver_service:0
DUMP OF SERVICE clipboard:0
DUMP OF SERVICE connectivity:
DUMP OF SERVICE content:
DUMP OF SERVICE cpuinfo:
DUMP OF SERVICE device_policy:
DUMP OF SERVICE devicestoragemonitor:0
DUMP OF SERVICE diskstats:
DUMP OF SERVICE dropbox:
DUMP OF SERVICE entropy:0
DUMP OF SERVICE hardware:0
DUMP OF SERVICE htc_checkin:0
DUMP OF SERVICE htchardware:0
DUMP OF SERVICE input_method:
DUMP OF SERVICE iphonesubinfo:
DUMP OF SERVICE isms:0
DUMP OF SERVICE location:
DUMP OF SERVICE media.audio_flinger:
DUMP OF SERVICE media.audio_policy:
DUMP OF SERVICE media.camera:
DUMP OF SERVICE media.player:
DUMP OF SERVICE meminfo:
DUMP OF SERVICE mount:0
DUMP OF SERVICE netstat:
DUMP OF SERVICE network_management:0
DUMP OF SERVICE notification:
DUMP OF SERVICE package:
(garbage snipped)
DUMP OF SERVICE permission:0
DUMP OF SERVICE phone:0
DUMP OF SERVICE power:
DUMP OF SERVICE search:0
DUMP OF SERVICE sensor:
DUMP OF SERVICE simphonebook:0
DUMP OF SERVICE statusbar:
DUMP OF SERVICE telephony.registry:
DUMP OF SERVICE throttle:
DUMP OF SERVICE uimode:
DUMP OF SERVICE usagestats:
DUMP OF SERVICE vibrator:0
DUMP OF SERVICE wallpaper:
DUMP OF SERVICE wifi:
DUMP OF SERVICE window:

Dumpsys Cpuinfo

root@android:/ # dumpsys cpuinfo
Load: 4.18 / 3.99 / 2.87
CPU usage from 116474ms to 56475ms ago:
  0% 2652/system_server: 0% user + 0% kernel / faults: 32 minor
  0% 3154/mrtgs: 0% user + 0% kernel / faults: 100 minor
  0% 2243/surfaceflinger: 0% user + 0% kernel
  0% 2898/com.android.systemui: 0% user + 0% kernel / faults: 10 minor
  0% 3003/com.android.launcher: 0% user + 0% kernel / faults: 2 minor
  0% 3544/cast_av_7: 0% user + 0% kernel
  0% 1//init: 0% user + 0% kernel / faults: 36 minor
  0% 576/kworker/2:1: 0% user + 0% kernel
  0% 2278/flush-179:0: 0% user + 0% kernel
  0% 2989/com.android.phone: 0% user + 0% kernel / faults: 3 minor
  0% 4563/kworker/0:2: 0% user + 0% kernel
0.2% TOTAL: 0% user + 0.1% kernel

Dumpsys Meminfo

root@android:/ # dumpsys meminfo --oom
Applications Memory Usage (kB):
Uptime: 1212058 Realtime: 1212049
Total PSS by OOM adjustment:
    17843 kB: System
               17843 kB: system (pid 2652)
    45145 kB: Persistent
               38382 kB: com.android.systemui (pid 2898)
                6763 kB: com.android.phone (pid 2989)
    17938 kB: Foreground
               17938 kB: com.android.launcher (pid 3003)
     8066 kB: Perceptible
                5232 kB: com.android.inputmethod.latin (pid 2971)
                2834 kB: com.android.location.fused (pid 3041)
     4540 kB: A Services
                4540 kB: com.google.process.gapps (pid 3197)
     5788 kB: B Services
                5788 kB: com.google.process.location (pid 3396)
    59741 kB: Background
                6329 kB: android.process.acore (pid 3064)
                5925 kB: com.android.email (pid 3312)
                5804 kB: android.process.media (pid 2957)
                5244 kB: com.google.android.gms (pid 3139)
                4900 kB: com.android.contacts (pid 3237)
                4456 kB: com.android.mms (pid 3361)
                4359 kB: com.android.settings (pid 3109)
                4308 kB: com.android.providers.calendar (pid 3276)
                4187 kB: com.android.deskclock (pid 3293)
                3910 kB: com.android.exchange (pid 3332)
                3897 kB: com.google.android.gsf.login (pid 3186)
                3563 kB: com.android.music (pid 3166)
                2859 kB: com.android.musicfx (pid 3569)

Total PSS: 159061 kB
      KSM: 0 kB saved from shared 0 kB
           0 kB unshared; 0 kB volatile

Dumpsys Diskstats

root@android:/ # dumpsys diskstats
Latency: 1ms [512B Data Write]
Data-Free: 4838700K / 6421112K total = 75% free
Cache-Free: 471020K / 507744K total = 92% free
System-Free: 20580K / 352756K total = 5% free
root@android:/ #

Dumpsys SurfaceFlinger

root@android:/ # dumpsys SurfaceFlinger | more
Build configuration: [sf] [libui] [libgui]
Visible layers (count = 6)
+ LayerDim 0x400225f0 (DimAnimator)
  Region transparentRegion (this=0x40022728, count=1)
    [  0,   0,   0,   0]
  Region visibleRegion (this=0x400225fc, count=1)
    [  0,   0,   0,   0]
      layerStack=   0, z=        0, pos=(0,0), size=(  16,  16), crop=(   0,   0,  -1,  -1), isOpaque=0, needsDithering=0, invalidate=0, alpha=0x00, flags=0x00000000, tr=[1.00, 0.00][0.00, 1.00]
      client=0x40022518, identity=2
+ LayerDim 0x40022960 (DimSurface)
  Region transparentRegion (this=0x40022a98, count=1)
    [  0,   0,   0,   0]
  Region visibleRegion (this=0x4002296c, count=1)
    [  0,   0,   0,   0]
      layerStack=   0, z=        0, pos=(0,0), size=(  16,  16), crop=(   0,   0,  -1,  -1), isOpaque=0, needsDithering=0, invalidate=0, alpha=0x00, flags=0x00000000, tr=[1.00, 0.00][0.00, 1.00]
      client=0x40022518, identity=3
+ Layer 0x4009b030 (com.android.systemui.ImageWallpaper)
  Region transparentRegion (this=0x4009b168, count=1)
    [  0,   0,   0,   0]
--More--

Dumpsys Gfx

root@android:/ # dumpsys gfxinfo | more
Applications Graphics Acceleration Info:
Uptime: 1962138 Realtime: 1962129

** Graphics info for pid 5645 [com.google.android.gms] **

** Graphics info for pid 3197 [com.google.process.gapps] **

** Graphics info for pid 5678 [com.google.android.gsf.login] **

** Graphics info for pid 3041 [com.android.location.fused] **

** Graphics info for pid 2898 [com.android.systemui] **

Recent DisplayList operations
        Scale
        Translate
        DrawBitmapRect
        RestoreToCount
        Save
        Translate
        ConcatMatrix
        DrawBitmapRect
        RestoreToCount
--More--

Dumpsys Networl_Management

root@android:/ # dumpsys network_management
NetworkManagementService NativeDaemonConnector Log:
05:25:11 - SND -> {1 interface ipv6 wlan0 disable}
05:25:11 - RCV <- {400 1 Failed to change IPv6 state (No such file or directory)}
05:25:11 - RMV <- {400 1 Failed to change IPv6 state (No such file or directory)}
05:25:12 - SND -> {2 interface getcfg eth0}
05:25:12 - RCV <- {213 2 00:00:e9:ff:e0:35 0.0.0.0 0 down broadcast multicast}
05:25:12 - RMV <- {213 2 00:00:e9:ff:e0:35 0.0.0.0 0 down broadcast multicast}
05:25:12 - SND -> {3 interface setcfg eth0 0.0.0.0 0 multicast up broadcast}
05:25:12 - RCV <- {600 Iface linkstate eth0 down}
05:25:12 - RCV <- {200 3 Interface configuration set}
05:25:12 - RMV <- {200 3 Interface configuration set}
05:25:12 - SND -> {4 interface getcfg eth0}
05:25:12 - RCV <- {213 4 00:00:e9:ff:e0:35 0.0.0.0 0 up broadcast running multicast}
05:25:12 - RMV <- {213 4 00:00:e9:ff:e0:35 0.0.0.0 0 up broadcast running multicast}
05:25:12 - SND -> {5 interface setcfg eth0 0.0.0.0 0 running multicast broadcast up}
05:25:12 - RCV <- {200 5 Interface configuration set}
05:25:12 - RMV <- {200 5 Interface configuration set}
05:25:12 - SND -> {6 bandwidth enable}
05:25:12 - RCV <- {200 6 Bandwidth command succeeeded}
05:25:12 - RMV <- {200 6 Bandwidth command succeeeded}
05:25:12 - SND -> {7 firewall disable}
05:25:12 - RCV <- {200 7 Firewall command succeeded}
05:25:12 - RMV <- {200 7 Firewall command succeeded}
05:25:12 - SND -> {8 bandwidth setglobalalert 2097152}
05:25:12 - RCV <- {200 8 Bandwidth command succeeeded}
05:25:12 - RMV <- {200 8 Bandwidth command succeeeded}
05:25:12 - SND -> {9 firewall disable}
05:25:12 - RCV <- {200 9 Firewall command succeeded}
05:25:12 - RMV <- {200 9 Firewall command succeeded}
05:25:13 - SND -> {10 interface setthrottle rmnet0 -1 -1}
05:25:13 - RCV <- {200 10 Interface throttling set}
05:25:13 - RMV <- {200 10 Interface throttling set}
05:25:15 - RCV <- {600 Iface linkstate eth0 up}
05:25:22 - SND -> {11 resolver setifdns null}
05:25:22 - RCV <- {500 11 Wrong number of arguments to resolver setifdns}
05:25:22 - RMV <- {500 11 Wrong number of arguments to resolver setifdns}
05:25:22 - SND -> {12 bandwidth setglobalalert 2097152}
05:25:22 - RCV <- {200 12 Bandwidth command succeeeded}
05:25:22 - RMV <- {200 12 Bandwidth command succeeeded}
05:39:22 - SND -> {13 bandwidth setglobalalert 2097152}
05:39:22 - RCV <- {200 13 Bandwidth command succeeeded}
05:39:22 - RMV <- {200 13 Bandwidth command succeeeded}

Pending requests:

Bandwidth control enabled: true
Active quota ifaces: {}
Active alert ifaces: {}
UID reject on quota ifaces: []
Firewall enabled: false

Dumpsys Notification

root@android:/system/bin # dumpsys notification
Current Notification Manager state:
  Listeners (0) enabled for current user:
  Live listeners (0):
  Notification List:
    NotificationRecord(0x41c8bc28: pkg=android user=UserHandle{-1} id=17040510 tag=null score=-10: Notification(pri=-1 contentView=android/0x1090082 vibrate=null sound=null defaults=0x0 flags=0x0 kind=[null]))
      uid=1000 userId=-1
      icon=0x108035c / android:drawable/ic_settings_language
      pri=-1 score=-10
      contentIntent=PendingIntent{41c82448: PendingIntentRecord{41d1b940 android startActivity}}
      deleteIntent=null
      tickerText=null
      contentView=android.widget.RemoteViews@41c5eb48
      defaults=0x00000000 flags=0x00000000
      sound=null
      vibrate=null
      led=0x00000000 onMs=0 offMs=0
      extras={
        android.progressMax=0
        android.subText=null
        android.text=Touch to select a keyboard layout.
        android.showWhen=true
        android.progressIndeterminate=false
        android.icon=17302364
        android.title=Select keyboard layout
        android.progress=0
        android.showChronometer=false
        android.infoText=null
      }

  mSoundNotification=null
  mVibrateNotification=null
  mDisabledNotifications=0x0
  mSystemReady=true
  mArchive=Archive (1 notification)
    StatusBarNotification(pkg=android user=UserHandle{-1} id=17040510 tag=null score=-10: Notification(pri=-1 contentView=null vibrate=null sound=null defaults=0x0 flags=0x0 kind=[null]))

Framebuffer Rotation, Mirroring ...

Rotation
 Enable rotation angle of 0 degrees:
# echo 0 > /sys/class/graphics/fb0/rotate
 Enable rotation angle of 90 degrees:
# echo 1 > /sys/class/graphics/fb0/rotate
 Enable rotation angle of 180 degrees:
# echo 2 > /sys/class/graphics/fb0/rotate
Enable rotation angle of 270 degrees:
# echo 3 > /sys/class/graphics/fb0/rotate

Mirroring
 Enable mirroring:
# echo 1 > /sys/class/graphics/fb0/mirror
 Disable mirroring:
# echo 0 > /sys/class/graphics/fb0/mirror

Setting framebuffer to overlay:
 Setting fb0 to overlay0:
# echo 0 > /sys/class/graphics/fb0/overlays
 Setting fb0 to overlay1:
# echo 0 > /sys/class/graphics/fb0/overlays
 Setting fb0 to both overlay0 and overlay1:
# echo "0,1" > /sys/class/graphics/fb0/overlays

Blanking FB:
 Powerdown fb0:
# echo 4 > /sys/class/graphics/fb0/blank
 Unblanking fb0:
# echo 0 > /sys/class/graphics/fb0/blank

Status Bar Dismiss & Restore

$ adb shell pm disable com.android.systemui
$ adb shell pm enable com.android.systemui

# service call activity 42 s16 com.android.systemui

# am startservice -n com.android.systemui/.SystemUIService

Toggle Android Location Service

$ adb shell settings put secure location_providers_allowed gps,wifi,network
...
adb shell settings put secure location_providers_allowed ' '
...

Wpa_Cli

# wpa_cli scan
# wpa_cli scan_result
Selected interface 'wlan0'
bssid / frequency / signal level / rate / protocol caps / flags / ssid
xx:xx:xx:xx:xx:xx 2412 -45 54M 802.11b/g BW20 [WPA2-PSK-TKIP][ESS] MyWifiAP


# wpa_cli -i wlan0 remove_network 0
# wpa_cli -i wlan0 add_network
0
# wpa_cli -i wlan0 set_network 0 ssid '"MyWifiAP"'
# wpa_cli -i wlan0 set_network 0 key_mgmt WPA-PSK
# wpa_cli -i wlan0 set_network 0 psk '"Password"'
# wpa_cli -i wlan0 set_network 0 pairwise TKIP 
# wpa_cli -i wlan0 set_network 0 group TKIP 
# wpa_cli -i wlan0 set_network 0 proto RSN 
# wpa_cli -i wlan0 enable_network 0
# wpa_cli -i wlan0 select_network 0
# wpa_cli -i wlan0 status

Toggle Android Location Service

adb shell 'setprop persist.sys.root_access 3'

Disable Wifi-Direct

# rm -rf /system/etc/permissions/android.hardware.wifi.direct.xml

or
root@{yourboard}:/ # busybox vi system/etc/permissions/required_hardware.xml
or
# vim device/fsl/{yourboard}/required_hardware.xml
or
# vim out/target/product/{yourboard}/system/etc/permissions/required_hardware.xml
<!--
    <feature name="android.hardware.wifi.direct" />
-->
or 
# setprop net.wifi.p2p 0

Turn on Android Wifi Using Adb

$ adb shell "svc wifi enable"

$ adb shell sqlite3 /data/data/com.android.providers.settings/databases/settings.db update secure set value=1 where name='wifi_on';

$ adb shell am start -a android.intent.action.MAIN -n com.android.settings/.wifi.WifiSettings
$ adb shell input keyevent 20 & adb shell input keyevent 23

$ adb shell svc wifi disable
...
$ adb shell svc wifi enable

Clear a Given App Data

$ adb shell pm clear com.growingwiththeweb.example

Mobile Data on, off

// Mobile Data on
$ adb shell svc data enable

// Mobile Data off
$ adb shell svc data disable

How do I Turn off the Usb Debugging Notification?

# echo "persist.adb.notify=0" >> /system/build.prop

How do I clear notifications using ADB shell??

$ adb shell service call notification 1

How to Disable Google Asking Permissions to Regularly Check the Installed Apps on My Phone?

// enable
# settings put global package_verifier_enable 1
...
// disable
# settings put global package_verifier_enable 0

Clock App Start, Stop

// start clock app
$ adb shell am start com.google.android.deskclock

// stop clock app
$ adb shell am force-stop com.google.android.deskclock

Open the Default Browser

// connect adb over wi-fi
$ adb shell setprop service.adb.tcp.port 5555 && stop adbd && start adbd
$ adb connect

// Unlock your Android screen
$ adb shell input keyevent 82

// Lock your Android screen
$ adb shell input keyevent 6
$ adb shell input keyevent 26

// Open default browser
$ adb shell input keyevent 23

Multiple User Accounts Inside Android

# pm create-user USER_NAME
...
# am switch-user USER_ID
...
# pm list-users
...
# pm remove-user USER_ID
...

PackageManager disable/enable MediaScannerReceiver

# pm disable com.android.providers.media/com.android.providers.media.MediaScannerReceiver
...
# pm enable com.android.providers.media/com.android.providers.media.MediaScannerReceiver
...

Manipulate Screen Lock Settings over Adb

$ adb -s 192.168.3.41:5555 slell rm -rf /data/system/locksettings.db*
...

Android 刪除手機內的 Google 帳號

登入我的帳戶。如果您忘記密碼，可以重設密碼。
在「帳戶偏好設定」專區中，選取 [刪除帳戶或服務]。
選擇 [刪除 Google 帳戶和資料]。
檢查您即將刪除的內容，並勾選頁面底端的兩個方塊。
選擇 [刪除帳戶]。

$ adb busybox rm -rf /data/system/accounts.db*
$ adb busybox rm -rf /data/system/users/0/accounts.db*

How to cause kernel panic with a single command ? 

# echo c > /proc/sysrq-trigger
...

Change screen resolution to 1080 x 1920 and density to 390

adb shell wm size 1080x1920
adb shell wm density 390