Start recording wakeup reasons in battery history. (c51cf03c) · Commits · e / os / android_frameworks_base

core/java/android/os/BatteryStats.java

+204 −121

Original line number	Diff line number	Diff line
		@@ -578,6 +578,9 @@ public abstract class BatteryStats implements Parcelable {
		// The wake lock that was acquired at this point.
		public HistoryTag wakelockTag;

		// Kernel wakeup reason at this point.
		public HistoryTag wakeReasonTag;

		public static final int EVENT_FLAG_START = 0x8000;
		public static final int EVENT_FLAG_FINISH = 0x4000;

		@@ -612,6 +615,7 @@ public abstract class BatteryStats implements Parcelable {

		// Pre-allocated objects.
		public final HistoryTag localWakelockTag = new HistoryTag();
		public final HistoryTag localWakeReasonTag = new HistoryTag();
		public final HistoryTag localEventTag = new HistoryTag();

		public HistoryItem() {
		@@ -645,6 +649,12 @@ public abstract class BatteryStats implements Parcelable {
		} else {
		dest.writeInt(0);
		}
		if (wakeReasonTag != null) {
		dest.writeInt(1);
		wakeReasonTag.writeToParcel(dest, flags);
		} else {
		dest.writeInt(0);
		}
		dest.writeInt(eventCode);
		if (eventCode != EVENT_NONE) {
		dest.writeInt(eventCode);
		@@ -670,6 +680,12 @@ public abstract class BatteryStats implements Parcelable {
		} else {
		wakelockTag = null;
		}
		if (src.readInt() != 0) {
		wakeReasonTag = localWakeReasonTag;
		wakeReasonTag.readFromParcel(src);
		} else {
		wakeReasonTag = null;
		}
		eventCode = src.readInt();
		if (eventCode != EVENT_NONE) {
		eventTag = localEventTag;
		@@ -689,6 +705,7 @@ public abstract class BatteryStats implements Parcelable {
		batteryVoltage = 0;
		states = 0;
		wakelockTag = null;
		wakeReasonTag = null;
		eventCode = EVENT_NONE;
		eventTag = null;
		}
		@@ -719,6 +736,12 @@ public abstract class BatteryStats implements Parcelable {
		} else {
		wakelockTag = null;
		}
		if (o.wakeReasonTag != null) {
		wakeReasonTag = localWakeReasonTag;
		wakeReasonTag.setTo(o.wakeReasonTag);
		} else {
		wakeReasonTag = null;
		}
		eventCode = o.eventCode;
		if (o.eventTag != null) {
		eventTag = localEventTag;
		@@ -750,6 +773,14 @@ public abstract class BatteryStats implements Parcelable {
		return false;
		}
		}
		if (wakeReasonTag != o.wakeReasonTag) {
		if (wakeReasonTag == null \|\| o.wakeReasonTag == null) {
		return false;
		}
		if (!wakeReasonTag.equals(o.wakeReasonTag)) {
		return false;
		}
		}
		if (eventTag != o.eventTag) {
		if (eventTag == null \|\| o.eventTag == null) {
		return false;
		@@ -1916,51 +1947,6 @@ public abstract class BatteryStats implements Parcelable {
		long fullWakeLockTimeTotalMicros = 0;
		long partialWakeLockTimeTotalMicros = 0;

		final Comparator<TimerEntry> timerComparator = new Comparator<TimerEntry>() {
		@Override
		public int compare(TimerEntry lhs, TimerEntry rhs) {
		long lhsTime = lhs.mTime;
		long rhsTime = rhs.mTime;
		if (lhsTime < rhsTime) {
		return 1;
		}
		if (lhsTime > rhsTime) {
		return -1;
		}
		return 0;
		}
		};

		if (reqUid < 0) {
		Map<String, ? extends BatteryStats.Timer> kernelWakelocks = getKernelWakelockStats();
		if (kernelWakelocks.size() > 0) {
		final ArrayList<TimerEntry> timers = new ArrayList<TimerEntry>();
		for (Map.Entry<String, ? extends BatteryStats.Timer> ent : kernelWakelocks.entrySet()) {
		BatteryStats.Timer timer = ent.getValue();
		long totalTimeMillis = computeWakeLock(timer, rawRealtime, which);
		if (totalTimeMillis > 0) {
		timers.add(new TimerEntry(ent.getKey(), 0, timer, totalTimeMillis));
		}
		}
		Collections.sort(timers, timerComparator);
		for (int i=0; i<timers.size(); i++) {
		TimerEntry timer = timers.get(i);
		String linePrefix = ": ";
		sb.setLength(0);
		sb.append(prefix);
		sb.append(" Kernel Wake lock ");
		sb.append(timer.mName);
		linePrefix = printWakeLock(sb, timer.mTimer, rawRealtime, null,
		which, linePrefix);
		if (!linePrefix.equals(": ")) {
		sb.append(" realtime");
		// Only print out wake locks that were held
		pw.println(sb.toString());
		}
		}
		}
		}

		final ArrayList<TimerEntry> timers = new ArrayList<TimerEntry>();

		for (int iu = 0; iu < NU; iu++) {
		@@ -2292,6 +2278,55 @@ public abstract class BatteryStats implements Parcelable {
		pw.println();
		}

		final Comparator<TimerEntry> timerComparator = new Comparator<TimerEntry>() {
		@Override
		public int compare(TimerEntry lhs, TimerEntry rhs) {
		long lhsTime = lhs.mTime;
		long rhsTime = rhs.mTime;
		if (lhsTime < rhsTime) {
		return 1;
		}
		if (lhsTime > rhsTime) {
		return -1;
		}
		return 0;
		}
		};

		if (reqUid < 0) {
		Map<String, ? extends BatteryStats.Timer> kernelWakelocks = getKernelWakelockStats();
		if (kernelWakelocks.size() > 0) {
		final ArrayList<TimerEntry> ktimers = new ArrayList<TimerEntry>();
		for (Map.Entry<String, ? extends BatteryStats.Timer> ent : kernelWakelocks.entrySet()) {
		BatteryStats.Timer timer = ent.getValue();
		long totalTimeMillis = computeWakeLock(timer, rawRealtime, which);
		if (totalTimeMillis > 0) {
		ktimers.add(new TimerEntry(ent.getKey(), 0, timer, totalTimeMillis));
		}
		}
		if (ktimers.size() > 0) {
		Collections.sort(ktimers, timerComparator);
		pw.print(prefix); pw.println(" All kernel wake locks:");
		for (int i=0; i<ktimers.size(); i++) {
		TimerEntry timer = ktimers.get(i);
		String linePrefix = ": ";
		sb.setLength(0);
		sb.append(prefix);
		sb.append(" Kernel Wake lock ");
		sb.append(timer.mName);
		linePrefix = printWakeLock(sb, timer.mTimer, rawRealtime, null,
		which, linePrefix);
		if (!linePrefix.equals(": ")) {
		sb.append(" realtime");
		// Only print out wake locks that were held
		pw.println(sb.toString());
		}
		}
		pw.println();
		}
		}
		}

		if (timers.size() > 0) {
		Collections.sort(timers, timerComparator);
		pw.print(prefix); pw.println(" All partial wake locks:");
		@@ -2727,14 +2762,22 @@ public abstract class BatteryStats implements Parcelable {
		public void printNextItem(PrintWriter pw, HistoryItem rec, long now, boolean checkin) {
		if (!checkin) {
		pw.print(" ");
		if (now >= 0) {
		TimeUtils.formatDuration(rec.time-now, pw, TimeUtils.HUNDRED_DAY_FIELD_LEN);
		} else {
		TimeUtils.formatDuration(rec.time, pw, TimeUtils.HUNDRED_DAY_FIELD_LEN);
		}
		pw.print(" (");
		pw.print(rec.numReadInts);
		pw.print(") ");
		} else {
		if (lastTime < 0) {
		if (now >= 0) {
		pw.print("@");
		pw.print(rec.time-now);
		} else {
		pw.print(rec.time);
		}
		} else {
		pw.print(rec.time-lastTime);
		}
		@@ -2858,6 +2901,18 @@ public abstract class BatteryStats implements Parcelable {
		}
		printBitDescriptions(pw, oldState, rec.states, rec.wakelockTag,
		HISTORY_STATE_DESCRIPTIONS, !checkin);
		if (rec.wakeReasonTag != null) {
		if (checkin) {
		pw.print(",Wr=");
		pw.print(rec.wakeReasonTag.poolIdx);
		} else {
		pw.print(" wake_reason=");
		pw.print(rec.wakeReasonTag.uid);
		pw.print(":\"");
		pw.print(rec.wakeReasonTag.string);
		pw.print("\"");
		}
		}
		if (rec.eventCode != HistoryItem.EVENT_NONE) {
		pw.print(checkin ? "," : " ");
		if ((rec.eventCode&HistoryItem.EVENT_FLAG_START) != 0) {
		@@ -2918,16 +2973,24 @@ public abstract class BatteryStats implements Parcelable {
		pw.print(suffix);
		}

		public static final int DUMP_UNPLUGGED_ONLY = 1<<0;
		public static final int DUMP_CHARGED_ONLY = 1<<1;
		public static final int DUMP_HISTORY_ONLY = 1<<2;
		public static final int DUMP_INCLUDE_HISTORY = 1<<3;

		/**
		* Dumps a human-readable summary of the battery statistics to the given PrintWriter.
		*
		* @param pw a Printer to receive the dump output.
		*/
		@SuppressWarnings("unused")
		public void dumpLocked(Context context, PrintWriter pw, boolean isUnpluggedOnly, int reqUid,
		boolean historyOnly) {
		public void dumpLocked(Context context, PrintWriter pw, int flags, int reqUid, long histStart) {
		prepareForDumpLocked();

		final boolean filtering =
		(flags&(DUMP_HISTORY_ONLY\|DUMP_UNPLUGGED_ONLY\|DUMP_CHARGED_ONLY)) != 0;

		if ((flags&DUMP_HISTORY_ONLY) != 0 \|\| !filtering) {
		long now = getHistoryBaseTime() + SystemClock.elapsedRealtime();

		final HistoryItem rec = new HistoryItem();
		@@ -2947,8 +3010,15 @@ public abstract class BatteryStats implements Parcelable {
		printSizeValue(pw, getHistoryStringPoolBytes());
		pw.println("):");
		HistoryPrinter hprinter = new HistoryPrinter();
		long lastTime = -1;
		while (getNextHistoryLocked(rec)) {
		hprinter.printNextItem(pw, rec, now, false);
		lastTime = rec.time;
		if (rec.time >= histStart) {
		hprinter.printNextItem(pw, rec, histStart >= 0 ? -1 : now, false);
		}
		}
		if (histStart >= 0) {
		pw.print(" NEXT: "); pw.println(lastTime+1);
		}
		pw.println();
		} finally {
		@@ -2968,11 +3038,13 @@ public abstract class BatteryStats implements Parcelable {
		finishIteratingOldHistoryLocked();
		}
		}
		}

		if (historyOnly) {
		if (filtering && (flags&(DUMP_UNPLUGGED_ONLY\|DUMP_CHARGED_ONLY)) == 0) {
		return;
		}

		if (!filtering) {
		SparseArray<? extends Uid> uidStats = getUidStats();
		final int NU = uidStats.size();
		boolean didPid = false;
		@@ -2999,27 +3071,32 @@ public abstract class BatteryStats implements Parcelable {
		if (didPid) {
		pw.println("");
		}
		}

		if (!isUnpluggedOnly) {
		if (!filtering \|\| (flags&DUMP_CHARGED_ONLY) != 0) {
		pw.println("Statistics since last charge:");
		pw.println(" System starts: " + getStartCount()
		+ ", currently on battery: " + getIsOnBattery());
		dumpLocked(context, pw, "", STATS_SINCE_CHARGED, reqUid);
		pw.println("");
		}
		if (!filtering \|\| (flags&DUMP_UNPLUGGED_ONLY) != 0) {
		pw.println("Statistics since last unplugged:");
		dumpLocked(context, pw, "", STATS_SINCE_UNPLUGGED, reqUid);
		}
		}

		@SuppressWarnings("unused")
		public void dumpCheckinLocked(Context context,
		PrintWriter pw, List<ApplicationInfo> apps, boolean isUnpluggedOnly,
		boolean includeHistory, boolean historyOnly) {
		public void dumpCheckinLocked(Context context, PrintWriter pw,
		List<ApplicationInfo> apps, int flags, long histStart) {
		prepareForDumpLocked();

		long now = getHistoryBaseTime() + SystemClock.elapsedRealtime();

		if (includeHistory \|\| historyOnly) {
		final boolean filtering =
		(flags&(DUMP_HISTORY_ONLY\|DUMP_UNPLUGGED_ONLY\|DUMP_CHARGED_ONLY)) != 0;

		if ((flags&DUMP_INCLUDE_HISTORY) != 0 \|\| (flags&DUMP_HISTORY_ONLY) != 0) {
		final HistoryItem rec = new HistoryItem();
		if (startIteratingHistoryLocked()) {
		try {
		@@ -3034,10 +3111,17 @@ public abstract class BatteryStats implements Parcelable {
		pw.println();
		}
		HistoryPrinter hprinter = new HistoryPrinter();
		long lastTime = -1;
		while (getNextHistoryLocked(rec)) {
		lastTime = rec.time;
		if (rec.time >= histStart) {
		pw.print(BATTERY_STATS_CHECKIN_VERSION); pw.print(',');
		pw.print(HISTORY_DATA); pw.print(',');
		hprinter.printNextItem(pw, rec, now, true);
		hprinter.printNextItem(pw, rec, histStart >= 0 ? -1 : now, true);
		}
		}
		if (histStart >= 0) {
		pw.print("NEXT: "); pw.println(lastTime+1);
		}
		} finally {
		finishIteratingHistoryLocked();
		@@ -3045,7 +3129,7 @@ public abstract class BatteryStats implements Parcelable {
		}
		}

		if (historyOnly) {
		if (filtering && (flags&(DUMP_UNPLUGGED_ONLY\|DUMP_CHARGED_ONLY)) == 0) {
		return;
		}

		@@ -3076,11 +3160,10 @@ public abstract class BatteryStats implements Parcelable {
		}
		}
		}
		if (isUnpluggedOnly) {
		dumpCheckinLocked(context, pw, STATS_SINCE_UNPLUGGED, -1);
		}
		else {
		if (!filtering \|\| (flags&DUMP_CHARGED_ONLY) != 0) {
		dumpCheckinLocked(context, pw, STATS_SINCE_CHARGED, -1);
		}
		if (!filtering \|\| (flags&DUMP_UNPLUGGED_ONLY) != 0) {
		dumpCheckinLocked(context, pw, STATS_SINCE_UNPLUGGED, -1);
		}
		}

core/java/com/android/internal/os/BatteryStatsImpl.java

+62 −16

Original line number	Diff line number	Diff line
		@@ -87,7 +87,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		private static final int MAGIC = 0xBA757475; // 'BATSTATS'

		// Current on-disk Parcel version
		private static final int VERSION = 97 + (USE_OLD_HISTORY ? 1000 : 0);
		private static final int VERSION = 98 + (USE_OLD_HISTORY ? 1000 : 0);

		// Maximum number of items we will record in the history.
		private static final int MAX_HISTORY_ITEMS = 2000;
		@@ -1712,7 +1712,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		static final int DELTA_STATE_FLAG = 0x00100000;
		// Flag in delta int: a new full state2 int follows.
		static final int DELTA_STATE2_FLAG = 0x00200000;
		// Flag in delta int: contains a wakelock tag.
		// Flag in delta int: contains a wakelock or wakeReason tag.
		static final int DELTA_WAKELOCK_FLAG = 0x00400000;
		// Flag in delta int: contains an event description.
		static final int DELTA_EVENT_FLAG = 0x00800000;
		@@ -1759,7 +1759,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (stateIntChanged) {
		firstToken \|= DELTA_STATE_FLAG;
		}
		if (cur.wakelockTag != null) {
		if (cur.wakelockTag != null \|\| cur.wakeReasonTag != null) {
		firstToken \|= DELTA_WAKELOCK_FLAG;
		}
		if (cur.eventCode != HistoryItem.EVENT_NONE) {
		@@ -1795,11 +1795,24 @@ public final class BatteryStatsImpl extends BatteryStats {
		+ " batteryPlugType=" + cur.batteryPlugType
		+ " states=0x" + Integer.toHexString(cur.states));
		}
		if (cur.wakelockTag != null \|\| cur.wakeReasonTag != null) {
		int wakeLockIndex;
		int wakeReasonIndex;
		if (cur.wakelockTag != null) {
		int index = writeHistoryTag(cur.wakelockTag);
		dest.writeInt(index);
		wakeLockIndex = writeHistoryTag(cur.wakelockTag);
		if (DEBUG) Slog.i(TAG, "WRITE DELTA: wakelockTag=#" + cur.wakelockTag.poolIdx
		+ " " + cur.wakelockTag.uid + ":" + cur.wakelockTag.string);
		} else {
		wakeLockIndex = 0xffff;
		}
		if (cur.wakeReasonTag != null) {
		wakeReasonIndex = writeHistoryTag(cur.wakeReasonTag);
		if (DEBUG) Slog.i(TAG, "WRITE DELTA: wakeReasonTag=#" + cur.wakeReasonTag.poolIdx
		+ " " + cur.wakeReasonTag.uid + ":" + cur.wakeReasonTag.string);
		} else {
		wakeReasonIndex = 0xffff;
		}
		dest.writeInt((wakeReasonIndex<<16) \| wakeLockIndex);
		}
		if (cur.eventCode != HistoryItem.EVENT_NONE) {
		int index = writeHistoryTag(cur.eventTag);
		@@ -1905,15 +1918,30 @@ public final class BatteryStatsImpl extends BatteryStats {
		}

		if ((firstToken&DELTA_WAKELOCK_FLAG) != 0) {
		int indexes = src.readInt();
		int wakeLockIndex = indexes&0xffff;
		int wakeReasonIndex = (indexes>>16)&0xffff;
		if (wakeLockIndex != 0xffff) {
		cur.wakelockTag = cur.localWakelockTag;
		int index = src.readInt();
		readHistoryTag(index, cur.wakelockTag);
		cur.numReadInts += 1;
		readHistoryTag(wakeLockIndex, cur.wakelockTag);
		if (DEBUG) Slog.i(TAG, "READ DELTA: wakelockTag=#" + cur.wakelockTag.poolIdx
		+ " " + cur.wakelockTag.uid + ":" + cur.wakelockTag.string);
		} else {
		cur.wakelockTag = null;
		}
		if (wakeReasonIndex != 0xffff) {
		cur.wakeReasonTag = cur.localWakeReasonTag;
		readHistoryTag(wakeReasonIndex, cur.wakeReasonTag);
		if (DEBUG) Slog.i(TAG, "READ DELTA: wakeReasonTag=#" + cur.wakeReasonTag.poolIdx
		+ " " + cur.wakeReasonTag.uid + ":" + cur.wakeReasonTag.string);
		} else {
		cur.wakeReasonTag = null;
		}
		cur.numReadInts += 1;
		} else {
		cur.wakelockTag = null;
		cur.wakeReasonTag = null;
		}

		if ((firstToken&DELTA_EVENT_FLAG) != 0) {
		cur.eventTag = cur.localEventTag;
		@@ -1944,6 +1972,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		if (mHistoryBufferLastPos >= 0 && mHistoryLastWritten.cmd == HistoryItem.CMD_UPDATE
		&& timeDiff < 1000 && (diffStates&lastDiffStates) == 0
		&& (mHistoryLastWritten.wakelockTag == null \|\| mHistoryCur.wakelockTag == null)
		&& (mHistoryLastWritten.wakeReasonTag == null \|\| mHistoryCur.wakeReasonTag == null)
		&& (mHistoryLastWritten.eventCode == HistoryItem.EVENT_NONE
		\|\| mHistoryCur.eventCode == HistoryItem.EVENT_NONE)
		&& mHistoryLastWritten.batteryLevel == mHistoryCur.batteryLevel
		@@ -1968,6 +1997,13 @@ public final class BatteryStatsImpl extends BatteryStats {
		mHistoryCur.wakelockTag = mHistoryCur.localWakelockTag;
		mHistoryCur.wakelockTag.setTo(mHistoryLastWritten.wakelockTag);
		}
		// If the last written history had a wake reason tag, we need to retain it.
		// Note that the condition above made sure that we aren't in a case where
		// both it and the current history item have a wakelock tag.
		if (mHistoryLastWritten.wakeReasonTag != null) {
		mHistoryCur.wakeReasonTag = mHistoryCur.localWakeReasonTag;
		mHistoryCur.wakeReasonTag.setTo(mHistoryLastWritten.wakeReasonTag);
		}
		// If the last written history had an event, we need to retain it.
		// Note that the condition above made sure that we aren't in a case where
		// both it and the current history item have an event.
		@@ -2016,6 +2052,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		writeHistoryDelta(mHistoryBuffer, mHistoryLastWritten, mHistoryLastLastWritten);
		mLastHistoryTime = curTime;
		mHistoryCur.wakelockTag = null;
		mHistoryCur.wakeReasonTag = null;
		mHistoryCur.eventCode = HistoryItem.EVENT_NONE;
		mHistoryCur.eventTag = null;
		if (DEBUG_HISTORY) Slog.i(TAG, "Writing history buffer: was " + mHistoryBufferLastPos
		@@ -2304,6 +2341,16 @@ public final class BatteryStatsImpl extends BatteryStats {
		}
		}

		public void noteWakeupReasonLocked(int irq, String reason) {
		final long elapsedRealtime = SystemClock.elapsedRealtime();
		if (DEBUG_HISTORY) Slog.v(TAG, "Wakeup reason irq #" + irq + "\"" + reason +"\": "
		+ Integer.toHexString(mHistoryCur.states));
		mHistoryCur.wakeReasonTag = mHistoryCur.localWakeReasonTag;
		mHistoryCur.wakeReasonTag.string = reason;
		mHistoryCur.wakeReasonTag.uid = irq;
		addHistoryRecordLocked(elapsedRealtime);
		}

		public int startAddingCpuLocked() {
		mHandler.removeMessages(MSG_UPDATE_WAKELOCKS);

		@@ -7219,8 +7266,7 @@ public final class BatteryStatsImpl extends BatteryStats {
		pullPendingStateUpdatesLocked();
		}

		public void dumpLocked(Context context, PrintWriter pw, boolean isUnpluggedOnly, int reqUid,
		boolean historyOnly) {
		public void dumpLocked(Context context, PrintWriter pw, int flags, int reqUid, long histStart) {
		if (DEBUG) {
		pw.println("mOnBatteryTimeBase:");
		mOnBatteryTimeBase.dump(pw, " ");
		@@ -7264,6 +7310,6 @@ public final class BatteryStatsImpl extends BatteryStats {
		mBluetoothStateTimer[i].logState(pr, " ");
		}
		}
		super.dumpLocked(context, pw, isUnpluggedOnly, reqUid, historyOnly);
		super.dumpLocked(context, pw, flags, reqUid, histStart);
		}
		}

services/core/java/com/android/server/AlarmManagerService.java

+4 −1

Original line number	Diff line number	Diff line
		@@ -1283,7 +1283,10 @@ class AlarmManagerService extends SystemService {
		setWakelockWorkSource(alarm.operation, alarm.workSource);
		mWakeLock.setUnimportantForLogging(
		alarm.operation == mTimeTickSender);
		mWakeLock.setHistoryTag(alarm.operation.getTag("alarm:"));
		mWakeLock.setHistoryTag(alarm.operation.getTag(
		alarm.type == ELAPSED_REALTIME_WAKEUP
		\|\| alarm.type == RTC_WAKEUP
		? "walarm:" : "alarm:"));
		mWakeLock.acquire();
		}
		final InFlight inflight = new InFlight(AlarmManagerService.this,

services/core/java/com/android/server/am/BatteryStatsService.java

+58 −14

File changed.

Preview size limit exceeded, changes collapsed.

services/core/jni/Android.mk

+1 −0

Original line number	Diff line number	Diff line
		@@ -6,6 +6,7 @@ LOCAL_CFLAGS += -Wno-unused-parameter

		LOCAL_SRC_FILES += \
		$(LOCAL_REL_DIR)/com_android_server_AlarmManagerService.cpp \
		$(LOCAL_REL_DIR)/com_android_server_am_BatteryStatsService.cpp \
		$(LOCAL_REL_DIR)/com_android_server_AssetAtlasService.cpp \
		$(LOCAL_REL_DIR)/com_android_server_ConsumerIrService.cpp \
		$(LOCAL_REL_DIR)/com_android_server_dreams_McuHal.cpp \