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frameworks/native/services/surfaceflinger/SurfaceFlinger.cpp:300: ALOGI("Boot is finished (%ld ms)", long(ns2ms(duration)) );
frameworks/native/services/surfaceflinger/SurfaceFlinger_hwc1.cpp:297: ALOGI("Boot is finished (%ld ms)", long(ns2ms(duration)) );
void SurfaceFlinger::bootFinished() {
const nsecs_t now = systemTime();
const nsecs_t duration = now - mBootTime;
ALOGI("Boot is finished (%ld ms)", long(ns2ms(duration)) ); /////////////////"Booot is finished" printed
mBootFinished = true;
// wait patiently for the window manager death
const String16 name("window");
sp<IBinder> window(defaultServiceManager()->getService(name));
if (window != 0) {
window->linkToDeath(static_cast<IBinder::DeathRecipient*>(this));
}
// stop boot animation
// formerly we would just kill the process, but we now ask it to exit so it
// can choose where to stop the animation.
property_set("service.bootanim.exit", "1");
const int LOGTAG_SF_STOP_BOOTANIM = 60110;
LOG_EVENT_LONG(LOGTAG_SF_STOP_BOOTANIM,
ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
}
frameworks/base/services/core/java/com/android/server/wm/WindowManagerService.java
mDisplayEnabled
mSystemBooted
mShowingBootMessages
mForceDisplayEnabled
mBootAnimationStopped
// Async Handler
final class H extends Handler {
public void handleMessage(Message msg) {
...
switch (msg.what) {
...
case BOOT_TIMEOUT: {
performBootTimeout();
break;
}
...
}
...
}
}
public void enableScreenAfterBoot() {
synchronized(mWindowMap) {
if (DEBUG_BOOT) {
RuntimeException here = new RuntimeException("here");
here.fillInStackTrace();
Slog.i(TAG_WM, "enableScreenAfterBoot: mDisplayEnabled=" + mDisplayEnabled
+ " mForceDisplayEnabled=" + mForceDisplayEnabled
+ " mShowingBootMessages=" + mShowingBootMessages
+ " mSystemBooted=" + mSystemBooted, here);
}
if (mSystemBooted) {
return;
}
mSystemBooted = true;
hideBootMessagesLocked();
// If the screen still doesn't come up after 30 seconds, give
// up and turn it on.
mH.sendEmptyMessageDelayed(H.BOOT_TIMEOUT, 30*1000); <<<================== set an event to trigger after 30 seconds
}
mPolicy.systemBooted();
performEnableScreen(); <<<================= Only enable?
}
public void performBootTimeout() {
synchronized(mWindowMap) {
if (mDisplayEnabled) {
return;
}
Slog.w(TAG_WM, "***** BOOT TIMEOUT: forcing display enabled"); <===================== Force boot
mForceDisplayEnabled = true;
}
performEnableScreen(); <<<=================called again here after set mForceDisplayEnabled to true and mDisplayEnabled not set to true yet
}
public void performEnableScreen() {
synchronized(mWindowMap) {
if (DEBUG_BOOT) Slog.i(TAG_WM, "performEnableScreen: mDisplayEnabled=" + mDisplayEnabled
+ " mForceDisplayEnabled=" + mForceDisplayEnabled
+ " mShowingBootMessages=" + mShowingBootMessages
+ " mSystemBooted=" + mSystemBooted
+ " mOnlyCore=" + mOnlyCore,
new RuntimeException("here").fillInStackTrace());
if (mDisplayEnabled) {
return;
}
if (!mSystemBooted && !mShowingBootMessages) {
return;
}
// Don't enable the screen until all existing windows have been drawn.
if (!mForceDisplayEnabled && checkWaitingForWindowsLocked()) { //////////////////blocked here
return;
}
if (!mBootAnimationStopped) {
// Do this one time.
Trace.asyncTraceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "Stop bootanim", 0);
try {
IBinder surfaceFlinger = ServiceManager.getService("SurfaceFlinger");
if (surfaceFlinger != null) {
//Slog.i(TAG_WM, "******* TELLING SURFACE FLINGER WE ARE BOOTED!");
Parcel data = Parcel.obtain();
data.writeInterfaceToken("android.ui.ISurfaceComposer");
surfaceFlinger.transact(IBinder.FIRST_CALL_TRANSACTION, // BOOT_FINISHED
data, null, 0); ////////////////////////"Boot is finished" is printed here
data.recycle();
}
} catch (RemoteException ex) {
Slog.e(TAG_WM, "Boot completed: SurfaceFlinger is dead!");
}
mBootAnimationStopped = true;
}
if (!mForceDisplayEnabled && !checkBootAnimationCompleteLocked()) {
if (DEBUG_BOOT) Slog.i(TAG_WM, "performEnableScreen: Waiting for anim complete");
return;
}
EventLog.writeEvent(EventLogTags.WM_BOOT_ANIMATION_DONE, SystemClock.uptimeMillis());
Trace.asyncTraceEnd(Trace.TRACE_TAG_WINDOW_MANAGER, "Stop bootanim", 0);
mDisplayEnabled = true; /////////////////////////////////////////////The only place to set mDisplayEnabled
if (DEBUG_SCREEN_ON || DEBUG_BOOT) Slog.i(TAG_WM, "******************** ENABLING SCREEN!");
// Enable input dispatch.
mInputMonitor.setEventDispatchingLw(mEventDispatchingEnabled);
}
try {
mActivityManager.bootAnimationComplete();
} catch (RemoteException e) {
}
mPolicy.enableScreenAfterBoot();
// Make sure the last requested orientation has been applied.
updateRotationUnchecked(false, false);
}
private boolean checkWaitingForWindowsLocked() {
boolean haveBootMsg = false;
boolean haveApp = false;
// if the wallpaper service is disabled on the device, we're never going to have
// wallpaper, don't bother waiting for it
boolean haveWallpaper = false;
boolean wallpaperEnabled = mContext.getResources().getBoolean(
com.android.internal.R.bool.config_enableWallpaperService)
&& !mOnlyCore;
boolean haveKeyguard = true;
// TODO(multidisplay): Expand to all displays?
final WindowList windows = getDefaultWindowListLocked();
final int N = windows.size();
for (int i=0; i<N; i++) {
WindowState w = windows.get(i);
if (w.isVisibleLw() && !w.mObscured && !w.isDrawnLw()) {
return true;
}
if (w.isDrawnLw()) {
if (w.mAttrs.type == TYPE_BOOT_PROGRESS) {
haveBootMsg = true;
} else if (w.mAttrs.type == TYPE_APPLICATION
|| w.mAttrs.type == TYPE_DRAWN_APPLICATION) {
haveApp = true;
} else if (w.mAttrs.type == TYPE_WALLPAPER) {
haveWallpaper = true;
} else if (w.mAttrs.type == TYPE_STATUS_BAR) {
haveKeyguard = mPolicy.isKeyguardDrawnLw();
}
}
}
if (DEBUG_SCREEN_ON || DEBUG_BOOT) {
Slog.i(TAG_WM, "******** booted=" + mSystemBooted + " msg=" + mShowingBootMessages
+ " haveBoot=" + haveBootMsg + " haveApp=" + haveApp
+ " haveWall=" + haveWallpaper + " wallEnabled=" + wallpaperEnabled
+ " haveKeyguard=" + haveKeyguard);
}
// If we are turning on the screen to show the boot message,
// don't do it until the boot message is actually displayed.
if (!mSystemBooted && !haveBootMsg) {
return true;
}
// If we are turning on the screen after the boot is completed
// normally, don't do so until we have the application and
// wallpaper.
if (mSystemBooted && ((!haveApp && !haveKeyguard) ||
(wallpaperEnabled && !haveWallpaper))) {
return true;
}
return false;
}
performEnableScreen
<------enableScreenAfterBoot
<------performBootTimeout
<------showBootMessage
<------case ENABLE_SCREEN
<--------enableScreenIfNeededLocked
<--------enableScreenIfNeeded
<------case CHECK_IF_BOOT_ANIMATION_FINISHED:
<------checkBootAnimationCompleteLocked
<------performEnableScreen
<------case CHECK_IF_BOOT_ANIMATION_FINISHED
<------checkBootAnimationCompleteLocked
******** booted=true msg=false haveBoot=false haveApp=false haveWall=false wallEnabled=true haveKeyguard=true
boolean wallpaperEnabled = mContext.getResources().getBoolean(com.android.internal.R.bool.config_enableWallpaperService) && !mOnlyCore;
frameworks/base/core/res/res/values/symbols.xml:276: <java-symbol type="bool" name="config_enableWallpaperService" />
frameworks/base/core/res/res/values/config.xml:1251: <bool name="config_enableWallpaperService">true</bool>
W WindowManager: ======LIUYQ window= Window{55fc5c6 u0 com.android.systemui.ImageWallpaper}
W WindowManager: ======LIUYQ haveWallpaper = true window= Window{55fc5c6 u0 com.android.systemui.ImageWallpaper}
frameworks/base/packages/SystemUI/src/com/android/systemui/ImageWallpaper.java
frameworks/base//core/java/android/service/wallpaper/WallpaperService.java
frameworks/base/core/java/android/app/WallpaperManager.java
19:22:16 liuyq: base$ grep -rn image_wallpaper_component ./
./core/res/res/values/symbols.xml:1857: <java-symbol type="string" name="image_wallpaper_component" />
./core/res/res/values/config.xml:1248: <string name="image_wallpaper_component" translatable="false">com.android.systemui/com.android.systemui.ImageWallpaper</string>
./services/core/java/com/android/server/wallpaper/WallpaperManagerService.java:885: context.getResources().getString(R.string.image_wallpaper_component));
19:23:02 liuyq: base$
public WallpaperManagerService(Context context) {
if (DEBUG) Slog.v(TAG, "WallpaperService startup");
mContext = context;
mShuttingDown = false;
mImageWallpaper = ComponentName.unflattenFromString(
context.getResources().getString(R.string.image_wallpaper_component)); <===================ImageWallpaper used here
mIWindowManager = IWindowManager.Stub.asInterface(
ServiceManager.getService(Context.WINDOW_SERVICE));
mIPackageManager = AppGlobals.getPackageManager();
mAppOpsManager = (AppOpsManager) mContext.getSystemService(Context.APP_OPS_SERVICE);
mMonitor = new MyPackageMonitor();
mMonitor.register(context, null, UserHandle.ALL, true);
getWallpaperDir(UserHandle.USER_SYSTEM).mkdirs();
loadSettingsLocked(UserHandle.USER_SYSTEM, false);
}
01-01 00:00:31.065 1954 1954 I ActivityManager: Start proc 2043:com.android.systemui/u0a21 for service com.android.systemui/.ImageWallpaper
01-01 00:00:31.065 1954 1954 I ActivityManager: java.lang.RuntimeException: here
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActivityManagerService.startProcessLocked(ActivityManagerService.java:3874)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActivityManagerService.startProcessLocked(ActivityManagerService.java:3665)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActivityManagerService.startProcessLocked(ActivityManagerService.java:3546)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActiveServices.bringUpServiceLocked(ActiveServices.java:1750)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActiveServices.bindServiceLocked(ActiveServices.java:1047)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActivityManagerService.bindService(ActivityManagerService.java:17308)
01-01 00:00:31.065 1954 1954 I ActivityManager: at android.app.ContextImpl.bindServiceCommon(ContextImpl.java:1476)
01-01 00:00:31.065 1954 1954 I ActivityManager: at android.app.ContextImpl.bindServiceAsUser(ContextImpl.java:1443)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.wallpaper.WallpaperManagerService.bindWallpaperComponentLocked(WallpaperManagerService.java:1702)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.wallpaper.WallpaperManagerService.clearWallpaperLocked(WallpaperManagerService.java:1181)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.wallpaper.WallpaperManagerService.systemReady(WallpaperManagerService.java:936)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.wallpaper.WallpaperManagerService$Lifecycle.onBootPhase(WallpaperManagerService.java:134)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.SystemServiceManager.startBootPhase(SystemServiceManager.java:142)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.SystemServer$2.run(SystemServer.java:1322)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.am.ActivityManagerService.systemReady(ActivityManagerService.java:13361)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.SystemServer.startOtherServices(SystemServer.java:1318)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.SystemServer.run(SystemServer.java:333)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.server.SystemServer.main(SystemServer.java:218)
01-01 00:00:31.065 1954 1954 I ActivityManager: at java.lang.reflect.Method.invoke(Native Method)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:228)
01-01 00:00:31.065 1954 1954 I ActivityManager: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:709)
logcat main buffer cleared after time changed via networktime
need to disable network time config.disable_networktime
frameworks/base / services/core/java/com/android/server/NetworkTimeUpdateService.java
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