tooth_logger.cpp File Reference

Functions
	fail ("EFI_SHAFT_POSITION_INPUT required to have EFI_EMULATE_POSITION_SENSORS") static_assert(sizeof(composite_logger_s)
void	jsonTraceEntry (const char *name, int pid, bool isEnter, efitick_t timestamp)
const std::vector< CompositeEvent > &	getCompositeEvents ()
void	SetNextCompositeEntry (efitick_t timestamp)
void	EnableToothLogger ()
void	DisableToothLogger ()
static void	setToothLogReady (bool value)
static CompositeBuffer *	GetToothLoggerBufferImpl (sysinterval_t timeout)
CompositeBuffer *	GetToothLoggerBufferNonblocking ()
CompositeBuffer *	GetToothLoggerBufferBlocking ()
void	ReturnToothLoggerBuffer (CompositeBuffer *buffer)
static CompositeBuffer *	findBuffer (efitick_t timestamp)
void	LogTriggerSync (bool isSync, efitick_t timestamp)
void	LogTriggerCamTooth (bool isRising, efitick_t timestamp, int index)
void	LogTriggerTooth (trigger_event_e tooth, efitick_t timestamp)
void	LogTriggerTopDeadCenter (efitick_t timestamp)
void	LogTriggerCoilState (efitick_t timestamp, size_t index, bool state)
void	LogTriggerInjectorState (efitick_t timestamp, size_t index, bool state)
void	EnableToothLoggerIfNotEnabled ()
bool	IsToothLoggerEnabled ()

Variables
composite packet	size
static volatile bool	ToothLoggerEnabled = false
static bool	currentTrigger1 = false
static bool	currentTrigger2 = false
static bool	currentTdc = false
static bool	currentCoilState = false
static bool	currentInjectorState = false
static std::vector< CompositeEvent >	events
static constexpr size_t	BUFFER_COUNT = BIG_BUFFER_SIZE / sizeof(CompositeBuffer)
static CompositeBuffer *	buffers = nullptr
static chibios_rt::Mailbox< CompositeBuffer *, BUFFER_COUNT > freeBuffers	CCM_OPTIONAL
static CompositeBuffer *	currentBuffer = nullptr
static BigBufferHandle	bufferHandle

Function Documentation

DisableToothLogger()

void DisableToothLogger

(

)

Definition at line 77 of file tooth_logger.cpp.

                          {
    ToothLoggerEnabled = false;
}

Referenced by TunerStudio::handleCrcCommand(), perfTraceEnable(), and sdLoggerStop().

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EnableToothLogger()

void EnableToothLogger

(

)

Definition at line 72 of file tooth_logger.cpp.

                         {
    ToothLoggerEnabled = true;
    events.clear();
}

Referenced by EnableToothLoggerIfNotEnabled(), TunerStudio::handleCrcCommand(), and sdLoggerStart().

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EnableToothLoggerIfNotEnabled()

void EnableToothLoggerIfNotEnabled

(

)

Definition at line 370 of file tooth_logger.cpp.

                                     {
    if (!ToothLoggerEnabled) {
        EnableToothLogger();
    }
}

Referenced by TunerStudio::handleCrcCommand().

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fail()

fail

(

"EFI_SHAFT_POSITION_INPUT required to have EFI_EMULATE_POSITION_SENSORS"

)

Engine idles around 20Hz and revs up to 140Hz, at 60/2 and 8 cylinders we have about 20Khz events If we can read buffer at 50Hz we want buffer to be about 400 elements.

findBuffer()

static CompositeBuffer * findBuffer ( efitick_t  timestamp )

static

Definition at line 187 of file tooth_logger.cpp.

                                                        {
    CompositeBuffer* buffer;
 
    if (!currentBuffer) {
        // try and find a buffer, if none available, we can't log
        if (MSG_OK != freeBuffers.fetchI(&buffer)) {
            return nullptr;
        }
 
        // Record the time of the last buffer swap so we can force a swap after a minimum period of time
        // This ensures the user sees *something* even if they don't have enough trigger events
        // to fill the buffer.
        buffer->startTime.reset(timestamp);
        buffer->nextIdx = 0;
 
        currentBuffer = buffer;
    }
 
    return currentBuffer;
}

getCompositeEvents()

const std::vector< CompositeEvent > & getCompositeEvents

(

)

Definition at line 54 of file tooth_logger.cpp.

                                                      {
    return events;
}

GetToothLoggerBufferBlocking()

CompositeBuffer * GetToothLoggerBufferBlocking

(

)

Definition at line 176 of file tooth_logger.cpp.

                                                {
    return GetToothLoggerBufferImpl(TIME_INFINITE);
}

Referenced by sdTriggerLogger().

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GetToothLoggerBufferImpl()

static CompositeBuffer * GetToothLoggerBufferImpl ( sysinterval_t  timeout )

static

Definition at line 148 of file tooth_logger.cpp.

                                                                        {
    CompositeBuffer* buffer;
    msg_t msg = filledBuffers.fetch(&buffer, timeout);
 
    if (msg == MSG_TIMEOUT) {
        setToothLogReady(false);
        return nullptr;
    }
 
    if (msg != MSG_OK) {
        // What even happened if we didn't get timeout, but also didn't get OK?
        return nullptr;
    }
 
    chibios_rt::CriticalSectionLocker csl;
 
    // If the used list is empty, clear the ready flag
    if (filledBuffers.getUsedCountI() == 0) {
        setToothLogReady(false);
    }
 
    return buffer;
}

Referenced by GetToothLoggerBufferBlocking(), and GetToothLoggerBufferNonblocking().

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GetToothLoggerBufferNonblocking()

CompositeBuffer * GetToothLoggerBufferNonblocking

(

)

Definition at line 172 of file tooth_logger.cpp.

                                                   {
    return GetToothLoggerBufferImpl(TIME_IMMEDIATE);
}

Referenced by TunerStudio::handleCrcCommand().

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IsToothLoggerEnabled()

bool IsToothLoggerEnabled

(

)

Definition at line 376 of file tooth_logger.cpp.

                            {
    return ToothLoggerEnabled;
}

Referenced by perfTraceEnable().

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jsonTraceEntry()

void jsonTraceEntry	(	const char *	name,
		int	pid,
		bool	isEnter,
		efitick_t	timestamp
	)

Definition at line 38 of file tooth_logger.cpp.

                                                                                  {
extern FILE *jsonTrace;
  if (jsonTrace != nullptr) {
    fprintf(jsonTrace, ",\n");
    fprintf(jsonTrace, "{\"name\":\"%s\",\"ph\":\"%s\",\"tid\":0,\"pid\":%d,\"ts\":%f}",
      name,
      isEnter ? "B" : "E",
      pid,
    timestamp / 1000.0);
  }
}

Referenced by LogTriggerCamTooth(), LogTriggerCoilState(), LogTriggerInjectorState(), LogTriggerSync(), and LogTriggerTooth().

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LogTriggerCamTooth()

void LogTriggerCamTooth	(	bool	isRising,
		efitick_t	timestamp,
		int	index
	)

Definition at line 269 of file tooth_logger.cpp.

                                                                       {
#if EFI_UNIT_TEST
    jsonTraceEntry("cam", JSON_CAM_PID + index, /*isEnter*/isRising, timestamp);
#else
    UNUSED(isRising); UNUSED(timestamp); UNUSED(index);
#endif
}

Referenced by logVvtFront().

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LogTriggerCoilState()

void LogTriggerCoilState	(	efitick_t	timestamp,
		size_t	index,
		bool	state
	)

Definition at line 346 of file tooth_logger.cpp.

                                                                        {
#if EFI_UNIT_TEST
    jsonTraceEntry("coil", 20 + index, state, timestamp);
#endif // EFI_UNIT_TEST
    if (!ToothLoggerEnabled) {
        return;
    }
    currentCoilState = state;
    UNUSED(timestamp); UNUSED(index);
    //SetNextCompositeEntry(timestamp, trigger1, trigger2, trigger);
}

Referenced by fireSparkAndPrepareNextSchedule(), and turnSparkPinHighStartCharging().

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LogTriggerInjectorState()

void LogTriggerInjectorState	(	efitick_t	timestamp,
		size_t	index,
		bool	state
	)

Definition at line 358 of file tooth_logger.cpp.

                                                                            {
#if EFI_UNIT_TEST
    jsonTraceEntry("inj", 30 + index, state, timestamp);
#endif // EFI_UNIT_TEST
    if (!ToothLoggerEnabled) {
        return;
    }
    currentInjectorState = state;
    UNUSED(timestamp); UNUSED(index);
    //SetNextCompositeEntry(timestamp, trigger1, trigger2, trigger);
}

Referenced by InjectorOutputPin::close(), and InjectorOutputPin::open().

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LogTriggerSync()

void LogTriggerSync	(	bool	isSync,
		efitick_t	timestamp
	)

Definition at line 261 of file tooth_logger.cpp.

                                                      {
#if EFI_UNIT_TEST
    jsonTraceEntry("sync", 3, /*isEnter*/isSync, timestamp);
#else
    UNUSED(isSync); UNUSED(timestamp);
#endif
}

Referenced by TriggerDecoderBase::setShaftSynchronized().

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LogTriggerTooth()

void LogTriggerTooth	(	trigger_event_e	tooth,
		efitick_t	timestamp
	)

Definition at line 277 of file tooth_logger.cpp.

                                                                 {
#if EFI_UNIT_TEST
    if (tooth == SHAFT_PRIMARY_RISING) {
        jsonTraceEntry("trg0", JSON_TRG_PID, /*isEnter*/true, timestamp);
    } else if (tooth == SHAFT_PRIMARY_FALLING) {
        jsonTraceEntry("trg0", JSON_TRG_PID, /*isEnter*/false, timestamp);
    }
#endif // EFI_UNIT_TEST
 
    efiAssertVoid(ObdCode::CUSTOM_ERR_6650, hasLotsOfRemainingStack(), "l-t-t");
    // bail if we aren't enabled
    if (!ToothLoggerEnabled) {
        return;
    }
 
    // Don't log at significant engine speed
    if (!getTriggerCentral()->isEngineSnifferEnabled) {
        return;
    }
 
    ScopePerf perf(PE::LogTriggerTooth);
 
/*
        // We currently only support the primary trigger falling edge
        // (this is the edge that VR sensors are accurate on)
        // Since VR sensors are the most useful case here, this is okay for now.
        if (tooth != SHAFT_PRIMARY_FALLING) {
            return;
        }
 
        uint32_t nowUs = NT2US(timestamp);
        // 10us per LSB - this gives plenty of accuracy, yet fits 655.35 ms in to a uint16
        uint16_t delta = static_cast<uint16_t>((nowUs - lastEdgeTimestamp) / 10);
        lastEdgeTimestamp = nowUs;
 
        SetNextEntry(delta);
*/
 
    switch (tooth) {
    case SHAFT_PRIMARY_FALLING:
        currentTrigger1 = false;
        break;
    case SHAFT_PRIMARY_RISING:
        currentTrigger1 = true;
        break;
    case SHAFT_SECONDARY_FALLING:
        currentTrigger2 = false;
        break;
    case SHAFT_SECONDARY_RISING:
        currentTrigger2 = true;
        break;
    default:
        break;
    }
 
    SetNextCompositeEntry(timestamp);
}

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LogTriggerTopDeadCenter()

void LogTriggerTopDeadCenter

(

efitick_t

timestamp

)

Definition at line 335 of file tooth_logger.cpp.

                                                  {
    // bail if we aren't enabled
    if (!ToothLoggerEnabled) {
        return;
    }
    currentTdc = true;
    SetNextCompositeEntry(timestamp);
    currentTdc = false;
    SetNextCompositeEntry(timestamp + 10);
}

Referenced by onTdcCallback().

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ReturnToothLoggerBuffer()

void ReturnToothLoggerBuffer

(

CompositeBuffer *

buffer

)

Definition at line 180 of file tooth_logger.cpp.

                                                      {
    chibios_rt::CriticalSectionLocker csl;
 
    msg_t msg = freeBuffers.postI(buffer);
    criticalAssertVoid(msg == MSG_OK, "Composite logger post to free buffer fail");
}

Referenced by TunerStudio::handleCrcCommand(), and sdTriggerLogger().

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SetNextCompositeEntry()

static void SetNextCompositeEntry

(

efitick_t

timestamp

)

Definition at line 58 of file tooth_logger.cpp.

                                                {
    CompositeEvent event;
 
    event.timestamp = timestamp;
    event.primaryTrigger = currentTrigger1;
    event.secondaryTrigger = currentTrigger2;
    event.isTDC = currentTdc;
    event.sync = engine->triggerCentral.triggerState.getShaftSynchronized();
    event.coil = currentCoilState;
    event.injector = currentInjectorState;
 
    events.push_back(event);
}

Referenced by LogTriggerTooth(), and LogTriggerTopDeadCenter().

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setToothLogReady()

static void setToothLogReady ( bool  value )

static

Definition at line 92 of file tooth_logger.cpp.

                                         {
#if EFI_TUNER_STUDIO && (EFI_PROD_CODE || EFI_SIMULATOR)
    engine->outputChannels.toothLogReady = value;
#endif // EFI_TUNER_STUDIO
}

Referenced by GetToothLoggerBufferImpl().

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Variable Documentation

BUFFER_COUNT

constexpr size_t BUFFER_COUNT = BIG_BUFFER_SIZE / sizeof(CompositeBuffer)

staticconstexpr

Definition at line 83 of file tooth_logger.cpp.

bufferHandle

BigBufferHandle bufferHandle

static

Definition at line 98 of file tooth_logger.cpp.

buffers

CompositeBuffer* buffers = nullptr

static

Definition at line 86 of file tooth_logger.cpp.

CCM_OPTIONAL

static chibios_rt::Mailbox< CompositeBuffer *, BUFFER_COUNT > filledBuffers CCM_OPTIONAL

static

Definition at line 87 of file tooth_logger.cpp.

currentBuffer

CompositeBuffer* currentBuffer = nullptr

static

Definition at line 90 of file tooth_logger.cpp.

Referenced by findBuffer().

currentCoilState

bool currentCoilState = false

static

Definition at line 32 of file tooth_logger.cpp.

Referenced by LogTriggerCoilState(), and SetNextCompositeEntry().

currentInjectorState

bool currentInjectorState = false

static

Definition at line 34 of file tooth_logger.cpp.

Referenced by LogTriggerInjectorState(), and SetNextCompositeEntry().

currentTdc

bool currentTdc = false

static

Definition at line 30 of file tooth_logger.cpp.

Referenced by LogTriggerTopDeadCenter(), and SetNextCompositeEntry().

currentTrigger1

bool currentTrigger1 = false

static

Definition at line 28 of file tooth_logger.cpp.

Referenced by LogTriggerTooth(), and SetNextCompositeEntry().

currentTrigger2

bool currentTrigger2 = false

static

Definition at line 29 of file tooth_logger.cpp.

Referenced by LogTriggerTooth(), and SetNextCompositeEntry().

events

std::vector<CompositeEvent> events

static

Definition at line 52 of file tooth_logger.cpp.

Referenced by EnableToothLogger(), getCompositeEvents(), initDataStructures(), and SetNextCompositeEntry().

size

composite packet size

Definition at line 23 of file tooth_logger.cpp.

Referenced by __early_sdram_test(), DynoView::accumulate_window(), ArrayList< Type, Dimention >::add(), TsChannelBase::assertPacketSize(), CH_HEAP_AREA(), TsChannelBase::copyAndWriteSmallCrcPacket(), TsChannelBase::crcAndWriteBuffer(), debugBrainPin(), do_connection(), fft::fft(), fft::fft_adc_sample(), fft::fft_adc_sample_filtered(), fft::ffti(), fillAfterString(), findIndexMsg(), get_info(), getLuaArray(), getPreviousIndex(), gpiochip_register(), gzSize(), TunerStudio::handleScatteredReadCommand(), TsChannelBase::isBigPacket(), LPUART_TransferGetRxRingBufferLength(), MLG::Entries::Field::memcpy_swapend(), DynoView::move(), pinDiag2string(), printScatterList(), TsChannelBase::read(), SerialTsChannel::readTimeout(), UartTsChannel::readTimeout(), UartDmaTsChannel::readTimeout(), ArrayList< Type, Dimention >::removeAt(), ArrayList< Type, Dimention >::reset(), TsChannelBase::sendResponse(), setCurveValue(), setRpmBin(), storageRead(), storageWrite(), tinymt32_init_by_array(), USBD_LL_PrepareReceive(), USBD_LL_Transmit(), w25q_find_id(), warningVA(), SerialTsChannel::write(), UartTsChannel::write(), TsChannelBase::writeCrcPacket(), TsChannelBase::writeCrcPacketLarge(), and TsChannelBase::writePacketHeader().

ToothLoggerEnabled

volatile bool ToothLoggerEnabled = false

static

Definition at line 25 of file tooth_logger.cpp.

Referenced by DisableToothLogger(), EnableToothLogger(), EnableToothLoggerIfNotEnabled(), IsToothLoggerEnabled(), LogTriggerCoilState(), LogTriggerInjectorState(), LogTriggerTooth(), and LogTriggerTopDeadCenter().

Go to the source code of this file.