diff options
Diffstat (limited to 'services/java/com/android/server/BatteryService.java')
| -rw-r--r-- | services/java/com/android/server/BatteryService.java | 183 |
1 files changed, 156 insertions, 27 deletions
diff --git a/services/java/com/android/server/BatteryService.java b/services/java/com/android/server/BatteryService.java index fc4e06f..47599c8 100644 --- a/services/java/com/android/server/BatteryService.java +++ b/services/java/com/android/server/BatteryService.java @@ -43,6 +43,7 @@ import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; +import java.util.Arrays; /** @@ -76,7 +77,7 @@ class BatteryService extends Binder { // Used locally for determining when to make a last ditch effort to log // discharge stats before the device dies. - private static final int CRITICAL_BATTERY_LEVEL = 4; + private int mCriticalBatteryLevel; private static final int DUMP_MAX_LENGTH = 24 * 1024; private static final String[] DUMPSYS_ARGS = new String[] { "--checkin", "-u" }; @@ -100,6 +101,7 @@ class BatteryService extends Binder { private int mBatteryTemperature; private String mBatteryTechnology; private boolean mBatteryLevelCritical; + private int mInvalidCharger; private int mLastBatteryStatus; private int mLastBatteryHealth; @@ -108,6 +110,7 @@ class BatteryService extends Binder { private int mLastBatteryVoltage; private int mLastBatteryTemperature; private boolean mLastBatteryLevelCritical; + private int mLastInvalidCharger; private int mLowBatteryWarningLevel; private int mLowBatteryCloseWarningLevel; @@ -118,18 +121,28 @@ class BatteryService extends Binder { private long mDischargeStartTime; private int mDischargeStartLevel; + private Led mLed; + private boolean mSentLowBatteryBroadcast = false; - public BatteryService(Context context) { + public BatteryService(Context context, LightsService lights) { mContext = context; + mLed = new Led(context, lights); mBatteryStats = BatteryStatsService.getService(); + mCriticalBatteryLevel = mContext.getResources().getInteger( + com.android.internal.R.integer.config_criticalBatteryWarningLevel); mLowBatteryWarningLevel = mContext.getResources().getInteger( com.android.internal.R.integer.config_lowBatteryWarningLevel); mLowBatteryCloseWarningLevel = mContext.getResources().getInteger( com.android.internal.R.integer.config_lowBatteryCloseWarningLevel); - mUEventObserver.startObserving("SUBSYSTEM=power_supply"); + mPowerSupplyObserver.startObserving("SUBSYSTEM=power_supply"); + + // watch for invalid charger messages if the invalid_charger switch exists + if (new File("/sys/devices/virtual/switch/invalid_charger/state").exists()) { + mInvalidChargerObserver.startObserving("DEVPATH=/devices/virtual/switch/invalid_charger"); + } // set initial status update(); @@ -163,13 +176,24 @@ class BatteryService extends Binder { return mPlugType; } - private UEventObserver mUEventObserver = new UEventObserver() { + private UEventObserver mPowerSupplyObserver = new UEventObserver() { @Override public void onUEvent(UEventObserver.UEvent event) { update(); } }; + private UEventObserver mInvalidChargerObserver = new UEventObserver() { + @Override + public void onUEvent(UEventObserver.UEvent event) { + int invalidCharger = "1".equals(event.get("SWITCH_STATE")) ? 1 : 0; + if (mInvalidCharger != invalidCharger) { + mInvalidCharger = invalidCharger; + update(); + } + } + }; + // returns battery level as a percentage final int getBatteryLevel() { return mBatteryLevel; @@ -207,11 +231,14 @@ class BatteryService extends Binder { private synchronized final void update() { native_update(); + processValues(); + } + private void processValues() { boolean logOutlier = false; long dischargeDuration = 0; - mBatteryLevelCritical = mBatteryLevel <= CRITICAL_BATTERY_LEVEL; + mBatteryLevelCritical = mBatteryLevel <= mCriticalBatteryLevel; if (mAcOnline) { mPlugType = BatteryManager.BATTERY_PLUGGED_AC; } else if (mUsbOnline) { @@ -238,7 +265,8 @@ class BatteryService extends Binder { mBatteryLevel != mLastBatteryLevel || mPlugType != mLastPlugType || mBatteryVoltage != mLastBatteryVoltage || - mBatteryTemperature != mLastBatteryTemperature) { + mBatteryTemperature != mLastBatteryTemperature || + mInvalidCharger != mLastInvalidCharger) { if (mPlugType != mLastPlugType) { if (mLastPlugType == BATTERY_PLUGGED_NONE) { @@ -292,9 +320,9 @@ class BatteryService extends Binder { * (becomes <= mLowBatteryWarningLevel). */ final boolean sendBatteryLow = !plugged - && mBatteryStatus != BatteryManager.BATTERY_STATUS_UNKNOWN - && mBatteryLevel <= mLowBatteryWarningLevel - && (oldPlugged || mLastBatteryLevel > mLowBatteryWarningLevel); + && mBatteryStatus != BatteryManager.BATTERY_STATUS_UNKNOWN + && mBatteryLevel <= mLowBatteryWarningLevel + && (oldPlugged || mLastBatteryLevel > mLowBatteryWarningLevel); sendIntent(); @@ -322,6 +350,9 @@ class BatteryService extends Binder { mContext.sendBroadcast(statusIntent); } + // Update the battery LED + mLed.updateLightsLocked(); + // This needs to be done after sendIntent() so that we get the lastest battery stats. if (logOutlier && dischargeDuration != 0) { logOutlier(dischargeDuration); @@ -335,6 +366,7 @@ class BatteryService extends Binder { mLastBatteryVoltage = mBatteryVoltage; mLastBatteryTemperature = mBatteryTemperature; mLastBatteryLevelCritical = mBatteryLevelCritical; + mLastInvalidCharger = mInvalidCharger; } } @@ -356,16 +388,17 @@ class BatteryService extends Binder { intent.putExtra(BatteryManager.EXTRA_VOLTAGE, mBatteryVoltage); intent.putExtra(BatteryManager.EXTRA_TEMPERATURE, mBatteryTemperature); intent.putExtra(BatteryManager.EXTRA_TECHNOLOGY, mBatteryTechnology); + intent.putExtra(BatteryManager.EXTRA_INVALID_CHARGER, mInvalidCharger); - if (false) { - Slog.d(TAG, "updateBattery level:" + mBatteryLevel + + if (true) { + Slog.d(TAG, "level:" + mBatteryLevel + " scale:" + BATTERY_SCALE + " status:" + mBatteryStatus + " health:" + mBatteryHealth + " present:" + mBatteryPresent + " voltage: " + mBatteryVoltage + " temperature: " + mBatteryTemperature + " technology: " + mBatteryTechnology + " AC powered:" + mAcOnline + " USB powered:" + mUsbOnline + - " icon:" + icon ); + " icon:" + icon + " invalid charger:" + mInvalidCharger); } ActivityManagerNative.broadcastStickyIntent(intent, null); @@ -440,10 +473,15 @@ class BatteryService extends Binder { private final int getIcon(int level) { if (mBatteryStatus == BatteryManager.BATTERY_STATUS_CHARGING) { return com.android.internal.R.drawable.stat_sys_battery_charge; - } else if (mBatteryStatus == BatteryManager.BATTERY_STATUS_DISCHARGING || - mBatteryStatus == BatteryManager.BATTERY_STATUS_NOT_CHARGING || - mBatteryStatus == BatteryManager.BATTERY_STATUS_FULL) { + } else if (mBatteryStatus == BatteryManager.BATTERY_STATUS_DISCHARGING) { return com.android.internal.R.drawable.stat_sys_battery; + } else if (mBatteryStatus == BatteryManager.BATTERY_STATUS_NOT_CHARGING + || mBatteryStatus == BatteryManager.BATTERY_STATUS_FULL) { + if (isPowered() && mBatteryLevel >= 100) { + return com.android.internal.R.drawable.stat_sys_battery_charge; + } else { + return com.android.internal.R.drawable.stat_sys_battery; + } } else { return com.android.internal.R.drawable.stat_sys_battery_unknown; } @@ -460,18 +498,109 @@ class BatteryService extends Binder { return; } - synchronized (this) { - pw.println("Current Battery Service state:"); - pw.println(" AC powered: " + mAcOnline); - pw.println(" USB powered: " + mUsbOnline); - pw.println(" status: " + mBatteryStatus); - pw.println(" health: " + mBatteryHealth); - pw.println(" present: " + mBatteryPresent); - pw.println(" level: " + mBatteryLevel); - pw.println(" scale: " + BATTERY_SCALE); - pw.println(" voltage:" + mBatteryVoltage); - pw.println(" temperature: " + mBatteryTemperature); - pw.println(" technology: " + mBatteryTechnology); + if (args == null || args.length == 0) { + synchronized (this) { + pw.println("Current Battery Service state:"); + pw.println(" AC powered: " + mAcOnline); + pw.println(" USB powered: " + mUsbOnline); + pw.println(" status: " + mBatteryStatus); + pw.println(" health: " + mBatteryHealth); + pw.println(" present: " + mBatteryPresent); + pw.println(" level: " + mBatteryLevel); + pw.println(" scale: " + BATTERY_SCALE); + pw.println(" voltage:" + mBatteryVoltage); + pw.println(" temperature: " + mBatteryTemperature); + pw.println(" technology: " + mBatteryTechnology); + } + } else if (false) { + // DO NOT SUBMIT WITH THIS TURNED ON + if (args.length == 3 && "set".equals(args[0])) { + String key = args[1]; + String value = args[2]; + try { + boolean update = true; + if ("ac".equals(key)) { + mAcOnline = Integer.parseInt(value) != 0; + } else if ("usb".equals(key)) { + mUsbOnline = Integer.parseInt(value) != 0; + } else if ("status".equals(key)) { + mBatteryStatus = Integer.parseInt(value); + } else if ("level".equals(key)) { + mBatteryLevel = Integer.parseInt(value); + } else if ("invalid".equals(key)) { + mInvalidCharger = Integer.parseInt(value); + } else { + update = false; + } + if (update) { + processValues(); + } + } catch (NumberFormatException ex) { + pw.println("Bad value: " + value); + } + } + } + } + + class Led { + private LightsService mLightsService; + private LightsService.Light mBatteryLight; + + private int mBatteryLowARGB; + private int mBatteryMediumARGB; + private int mBatteryFullARGB; + private int mBatteryLedOn; + private int mBatteryLedOff; + + private boolean mBatteryCharging; + private boolean mBatteryLow; + private boolean mBatteryFull; + + Led(Context context, LightsService lights) { + mLightsService = lights; + mBatteryLight = lights.getLight(LightsService.LIGHT_ID_BATTERY); + + mBatteryLowARGB = mContext.getResources().getInteger( + com.android.internal.R.integer.config_notificationsBatteryLowARGB); + mBatteryMediumARGB = mContext.getResources().getInteger( + com.android.internal.R.integer.config_notificationsBatteryMediumARGB); + mBatteryFullARGB = mContext.getResources().getInteger( + com.android.internal.R.integer.config_notificationsBatteryFullARGB); + mBatteryLedOn = mContext.getResources().getInteger( + com.android.internal.R.integer.config_notificationsBatteryLedOn); + mBatteryLedOff = mContext.getResources().getInteger( + com.android.internal.R.integer.config_notificationsBatteryLedOff); + } + + /** + * Synchronize on BatteryService. + */ + void updateLightsLocked() { + final int level = mBatteryLevel; + final int status = mBatteryStatus; + if (level < mLowBatteryWarningLevel) { + if (status == BatteryManager.BATTERY_STATUS_CHARGING) { + // Solid red when battery is charging + mBatteryLight.setColor(mBatteryLowARGB); + } else { + // Flash red when battery is low and not charging + mBatteryLight.setFlashing(mBatteryLowARGB, LightsService.LIGHT_FLASH_TIMED, + mBatteryLedOn, mBatteryLedOff); + } + } else if (status == BatteryManager.BATTERY_STATUS_CHARGING + || status == BatteryManager.BATTERY_STATUS_FULL) { + if (status == BatteryManager.BATTERY_STATUS_FULL || level >= 90) { + // Solid green when full or charging and nearly full + mBatteryLight.setColor(mBatteryFullARGB); + } else { + // Solid orange when charging and halfway full + mBatteryLight.setColor(mBatteryMediumARGB); + } + } else { + // No lights if not charging and not low + mBatteryLight.turnOff(); + } } } } + |