warning code refactoring related to

Question: something strange trigger errors #662

firmware/console/binary/tunerstudio.cpp

@@ -632,7 +632,7 @@ void handleTestCommand(ts_channel_s *tsChannel) {
 	 */
 	tunerStudioDebug("got T (Test)");
 	sr5WriteData(tsChannel, (const uint8_t *) VCS_VERSION, sizeof(VCS_VERSION));
-	chsnprintf(testOutputBuffer, sizeof(testOutputBuffer), " %d %d", engine->engineState.lastErrorCode, tsState.testCommandCounter);
+	chsnprintf(testOutputBuffer, sizeof(testOutputBuffer), " %d %d", engine->engineState.warnings.lastErrorCode, tsState.testCommandCounter);
 	sr5WriteData(tsChannel, (const uint8_t *) testOutputBuffer, strlen(testOutputBuffer));
 	/**
 	 * Please note that this response is a magic constant used by dev console for protocol detection

firmware/console/status_loop.cpp

@@ -334,8 +334,8 @@ static void printSensors(Logging *log, bool fileFormat) {
 		}
 	}
 
-		reportSensorI(log, fileFormat, GAUGE_NAME_WARNING_COUNTER, "count", engine->engineState.warningCounter);
-		reportSensorI(log, fileFormat, GAUGE_NAME_WARNING_LAST, "code", engine->engineState.lastErrorCode);
+		reportSensorI(log, fileFormat, GAUGE_NAME_WARNING_COUNTER, "count", engine->engineState.warnings.warningCounter);
+		reportSensorI(log, fileFormat, GAUGE_NAME_WARNING_LAST, "code", engine->engineState.warnings.lastErrorCode);
 
 		reportSensorI(log, fileFormat, INDICATOR_NAME_CLUTCH_UP, "bool", engine->clutchUpState);
 		reportSensorI(log, fileFormat, INDICATOR_NAME_CLUTCH_DOWN, "bool", engine->clutchDownState);
@@ -742,7 +742,7 @@ void updateTunerStudioState(TunerStudioOutputChannels *tsOutputChannels DECLARE_
 	tsOutputChannels->timeSeconds = timeSeconds;
 	tsOutputChannels->firmwareVersion = getRusEfiVersion();
 
-	tsOutputChannels->isWarnNow = isWarningNow(timeSeconds, true);
+	tsOutputChannels->isWarnNow = engine->engineState.warnings.isWarningNow(timeSeconds, true);
 	tsOutputChannels->isCltBroken = engine->isCltBroken;
 #if EFI_HIP_9011 || defined(__DOXYGEN__)
 	tsOutputChannels->isKnockChipOk = (instance.invalidHip9011ResponsesCount == 0);
@@ -914,8 +914,8 @@ void updateTunerStudioState(TunerStudioOutputChannels *tsOutputChannels DECLARE_
 
 	tsOutputChannels->fuelConsumptionPerHour = engine->engineState.fuelConsumption.perSecondConsumption;
 	
-	tsOutputChannels->warningCounter = engine->engineState.warningCounter;
-	tsOutputChannels->lastErrorCode = engine->engineState.lastErrorCode;
+	tsOutputChannels->warningCounter = engine->engineState.warnings.warningCounter;
+	tsOutputChannels->lastErrorCode = engine->engineState.warnings.lastErrorCode;
 
 	tsOutputChannels->knockNowIndicator = engine->knockCount > 0;
 	tsOutputChannels->knockEverIndicator = engine->knockEver;

firmware/controllers/algo/engine.h

@@ -135,6 +135,18 @@ public:
 	gear_e gearSelectorPosition;
 };
 
+class WarningCodeState {
+public:
+	WarningCodeState();
+	void addWarningCode(obd_code_e code);
+	bool isWarningNow(efitimesec_t now, bool forIndicator DECLARE_ENGINE_PARAMETER_SUFFIX);
+	void clear();
+	int warningCounter;
+	int lastErrorCode;
+	efitimesec_t timeOfPreviousWarning;
+	// todo: we need a way to post multiple recent warnings into TS
+	cyclic_buffer<int, 8> recentWarninig;
+};
 
 class EngineState {
 public:
@@ -148,9 +160,7 @@ public:
 	efitick_t crankingTime;
 	efitick_t timeSinceCranking;
 
-	int warningCounter;
-	int lastErrorCode;
-	efitimesec_t timeOfPreviousWarning;
+	WarningCodeState warnings;
 
 	/**
 	 * speed-density logic, calculated air mass in grams

firmware/controllers/algo/engine2.cpp

@@ -29,6 +29,27 @@ extern LoggingWithStorage engineLogger;
 extern TunerStudioOutputChannels tsOutputChannels;
 #endif /* EFI_TUNER_STUDIO */
 
+WarningCodeState::WarningCodeState() {
+	warningCounter = 0;
+	lastErrorCode = 0;
+	timeOfPreviousWarning = -10;
+}
+
+void WarningCodeState::addWarningCode(obd_code_e code) {
+	warningCounter++;
+	lastErrorCode = code;
+//todo: add cyclic_buffer.contains method
+	//	if (!recentWarninig contains code)
+	recentWarninig.add((int)code);
+}
+
+/**
+ * @param forIndicator if we want to retrieving value for TS indicator, this case a minimal period is applued
+ */
+bool WarningCodeState::isWarningNow(efitimesec_t now, bool forIndicator DECLARE_ENGINE_PARAMETER_SUFFIX) {
+	int period = forIndicator ? maxI(3, engineConfiguration->warningPeriod) : engineConfiguration->warningPeriod;
+	return absI(now - timeOfPreviousWarning) < period;
+}
 
 MockAdcState::MockAdcState() {
 	memset(hasMockAdc, 0, sizeof(hasMockAdc));
@@ -80,8 +101,6 @@ EngineState::EngineState() {
 	dwellAngle = NAN;
 	engineNoiseHipLevel = 0;
 	injectorLag = 0;
-	warningCounter = 0;
-	lastErrorCode = 0;
 	crankingTime = 0;
 	timeSinceCranking = 0;
 	vssEventCounter = 0;
@@ -92,7 +111,6 @@ EngineState::EngineState() {
 	airFlow = 0;
 	cltTimingCorrection = 0;
 	runningFuel = baseFuel = currentVE = 0;
-	timeOfPreviousWarning = -10;
 	baseTableFuel = iatFuelCorrection = 0;
 	fuelPidCorrection = 0;
 	cltFuelCorrection = postCrankingFuelCorrection = 0;

firmware/controllers/error_handling.cpp

@@ -74,20 +74,6 @@ void chDbgPanic3(const char *msg, const char * file, int line) {
 	}
 }
 
-
-/**
- * @param forIndicator if we want to retrieving value for TS indicator, this case a minimal period is applued
- */
-bool isWarningNow(efitimesec_t now, bool forIndicator) {
-	int period = forIndicator ? maxI(3, engineConfiguration->warningPeriod) : engineConfiguration->warningPeriod;
-	return absI(now - engine->engineState.timeOfPreviousWarning) < period;
-}
-
-void addWarningCode(obd_code_e code) {
-	engine->engineState.warningCounter++;
-	engine->engineState.lastErrorCode = code;
-}
-
 // todo: look into chsnprintf
 // todo: move to some util file & reuse for 'firmwareError' method
 static void printToStream(MemoryStream *stream, const char *fmt, va_list ap) {
@@ -117,7 +103,7 @@ int unitTestWarningCounter = 0;
 /**
  * OBD_PCM_Processor_Fault is the general error code for now
  *
- * @returns TRUE in case there are too many warnings
+ * @returns TRUE in case there were warnings recently
  */
 bool warning(obd_code_e code, const char *fmt, ...) {
 	if (hasFirmwareErrorFlag)
@@ -132,12 +118,13 @@ bool warning(obd_code_e code, const char *fmt, ...) {
 		firmwareError(CUSTOM_ERR_ASSERT, "warn stream not initialized for %d", code);
 		return false;
 	}
-	addWarningCode(code);
+	engine->engineState.warnings.addWarningCode(code);
 
+	// todo: move this logic into WarningCodeState?
 	efitimesec_t now = getTimeNowSeconds();
-	if (isWarningNow(now, false) || !warningEnabled)
+	if (engine->engineState.warnings.isWarningNow(now, false) || !warningEnabled)
 		return true; // we just had another warning, let's not spam
-	engine->engineState.timeOfPreviousWarning = now;
+	engine->engineState.warnings.timeOfPreviousWarning = now;
 
 	va_list ap;
 	va_start(ap, fmt);
@@ -207,7 +194,7 @@ void firmwareError(obd_code_e code, const char *fmt, ...) {
 #if EFI_PROD_CODE || defined(__DOXYGEN__)
 	if (hasFirmwareErrorFlag)
 		return;
-	addWarningCode(code);
+	engine->engineState.warnings.addWarningCode(code);
 #ifdef EFI_PRINT_ERRORS_AS_WARNINGS
 	va_list ap;
 	va_start(ap, fmt);

firmware/controllers/error_handling.h

@@ -16,7 +16,6 @@ extern "C"
 #include "global.h"
 #include "obd_error_codes.h"
 
-void addWarningCode(obd_code_e code);
 
 /**
  * Something is wrong, but we can live with it: some minor sensor is disconnected
@@ -36,7 +35,6 @@ void firmwareError(obd_code_e code, const char *fmt, ...);
 
 #define hasFirmwareError() hasFirmwareErrorFlag
 
-bool isWarningNow(efitimesec_t now, bool forIndicator);
 // todo: rename to getFatalErrorMessage
 char *getFirmwareError(void);
 

firmware/controllers/obd2.cpp

@@ -202,11 +202,11 @@ void obdOnCanPacketRx(CANRxFrame *rx) {
 	} else if (rx->data8[0] == 1 && rx->data8[1] == OBD_STORED_DIAGNOSTIC_TROUBLE_CODES) {
 		scheduleMsg(&logger, "Got stored DTC request");
 		// todo: implement stored/pending difference?
-		handleDtcRequest(1, &engine->engineState.lastErrorCode);
+		handleDtcRequest(1, &engine->engineState.warnings.lastErrorCode);
 	} else if (rx->data8[0] == 1 && rx->data8[1] == OBD_PENDING_DIAGNOSTIC_TROUBLE_CODES) {
 		scheduleMsg(&logger, "Got pending DTC request");
 		// todo: implement stored/pending difference?
-		handleDtcRequest(1, &engine->engineState.lastErrorCode);
+		handleDtcRequest(1, &engine->engineState.warnings.lastErrorCode);
 	} else {
 		scheduleMsg(&logger, "Got unhandled OBD message");
 	}