trigger_input_adc.cpp File Reference

Detailed Description

Position sensor hardware layer, Using ADC and software comparator.

Date

Jan 27, 2020

Author

andreika prome.nosp@m.theu.nosp@m.s.pcb.nosp@m.@gma.nosp@m.il.co.nosp@m.m

Andrey Belomutskiy, (c) 2012-2020

Definition in file trigger_input_adc.cpp.

Functions
void	toggleLed (int led, int mode)
void	setTriggerAdcMode (triggerAdcMode_t adcMode)
static void	shaft_callback (void *arg, efitick_t stamp)
static void	cam_callback (void *, efitick_t stamp)
void	triggerAdcCallback (triggerAdcSample_t value)
static void	printDumpBuf (void)
int	adcTriggerTurnOnInputPin (const char *msg, int index, bool isTriggerShaft)
void	adcTriggerTurnOffInputPin (brain_pin_e brainPin)
void	adcTriggerTurnOnInputPins ()
adc_channel_e	getAdcChannelForTrigger (void)
void	addAdcChannelForTrigger (void)
void	onTriggerChanged (efitick_t stamp, bool isPrimary, bool isRising)
triggerAdcMode_t	getTriggerAdcMode (void)
float	getTriggerAdcThreshold (void)
int	getTriggerAdcModeCnt (void)

Variables
TriggerAdcDetector	trigAdcState
static const int	dumpBufNum = 100
static triggerAdcSample_t	dumpBuf [dumpBufNum]
static int	dumpBufCnt = 0
static ioportid_t	triggerInputPort
static ioportmask_t	triggerInputPin

Function Documentation

adcTriggerTurnOffInputPin()

void adcTriggerTurnOffInputPin

(

brain_pin_e

brainPin

)

Definition at line 143 of file trigger_input_adc.cpp.

                                                     {
    efiExtiDisablePin(brainPin);
}

Referenced by turnOffTriggerInputPin().

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adcTriggerTurnOnInputPin()

int adcTriggerTurnOnInputPin	(	const char *	msg,
		int	index,
		bool	isTriggerShaft
	)

Definition at line 109 of file trigger_input_adc.cpp.

                                                                              {
    brain_pin_e brainPin = isTriggerShaft ?
        engineConfiguration->triggerInputPins[index] : engineConfiguration->camInputs[index];
 
    trigAdcState.init();
 
    triggerInputPort = getHwPort("trg", brainPin);
    triggerInputPin = getHwPin("trg", brainPin);
 
    ioline_t pal_line = PAL_LINE(triggerInputPort, triggerInputPin);
    efiPrintf("turnOnTriggerInputPin %s l=%ld", hwPortname(brainPin), pal_line);
 
    if (efiExtiEnablePin(msg, brainPin, PAL_EVENT_MODE_BOTH_EDGES,
        isTriggerShaft ? shaft_callback : cam_callback, (void *)pal_line) < 0) {
        return -1;
    }
 
    // ADC mode is default, because we don't know if the wheel is already spinning
    setTriggerAdcMode(TRIGGER_ADC_ADC);
 
#ifdef TRIGGER_ADC_DEBUG_LED
    palSetPadMode(TRIGGER_ADC_DEBUG_LED1_PORT, TRIGGER_ADC_DEBUG_LED1_PIN, PAL_MODE_OUTPUT_PUSHPULL);
#ifdef DEBUG_OUTPUT_IGN1
    palSetPadMode(GPIOI, 8, PAL_MODE_OUTPUT_PUSHPULL);
#endif
#endif /* TRIGGER_ADC_DEBUG_LED */
 
#ifdef TRIGGER_ADC_DUMP_BUF
    addConsoleAction("trigger_adc_dump", printDumpBuf);
#endif /* TRIGGER_ADC_DUMP_BUF */
 
    return 0;
}

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adcTriggerTurnOnInputPins()

void adcTriggerTurnOnInputPins

(

)

Definition at line 147 of file trigger_input_adc.cpp.

                                 {
}

addAdcChannelForTrigger()

void addAdcChannelForTrigger

(

void

)

Definition at line 158 of file trigger_input_adc.cpp.

                                   {
    adc_channel_e channel = getAdcChannelForTrigger();
    if (isAdcChannelValid(channel)) {
        addFastAdcChannel("TRIG", channel);
    }
}

Referenced by setAdcChannelOverrides().

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cam_callback()

static void cam_callback ( void *  , efitick_t  stamp  )

static

Definition at line 88 of file trigger_input_adc.cpp.

                                                  {
    // TODO: implement...
}

Referenced by adcTriggerTurnOnInputPin().

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getAdcChannelForTrigger()

adc_channel_e getAdcChannelForTrigger

(

void

)

Definition at line 150 of file trigger_input_adc.cpp.

                                            {
    // todo: add other trigger or cam channels?
    brain_pin_e brainPin = engineConfiguration->triggerInputPins[0];
    if (!isBrainPinValid(brainPin))
        return EFI_ADC_NONE;
    return getAdcChannel(brainPin);
}

Referenced by addAdcChannelForTrigger(), and calcFastAdcIndexes().

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getTriggerAdcMode()

triggerAdcMode_t getTriggerAdcMode

(

void

)

Definition at line 439 of file trigger_input_adc.cpp.

                                         {
    return trigAdcState.curAdcMode;
}

getTriggerAdcModeCnt()

int getTriggerAdcModeCnt

(

void

)

Definition at line 447 of file trigger_input_adc.cpp.

                               {
    return trigAdcState.modeSwitchCnt;
}

getTriggerAdcThreshold()

float getTriggerAdcThreshold

(

void

)

Definition at line 443 of file trigger_input_adc.cpp.

                                   {
    return trigAdcState.adcThreshold;
}

onTriggerChanged()

void onTriggerChanged	(	efitick_t	stamp,
		bool	isPrimary,
		bool	isRising
	)

Definition at line 165 of file trigger_input_adc.cpp.

                                                                      {
#ifdef TRIGGER_ADC_DEBUG_LED
    toggleLed(0, 0);
#endif /* TRIGGER_ADC_DEBUG_LED */
 
#if 1
    // todo: support for 3rd trigger input channel
    // todo: start using real event time from HW event, not just software timer?
 
    // call the main trigger handler
    hwHandleShaftSignal(isPrimary ? 0 : 1, isRising, stamp);
#endif // 1
}

Referenced by TriggerAdcDetector::analogCallback(), and TriggerAdcDetector::digitalCallback().

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printDumpBuf()

static void printDumpBuf ( void  )

static

Definition at line 98 of file trigger_input_adc.cpp.

                               {
    efiPrintf("------");
    for (int i = 0; i < dumpBufNum; i++) {
        int pos = (dumpBufCnt - i - 1 + dumpBufNum) % dumpBufNum;
        triggerAdcSample_t v = dumpBuf[pos];
        efiPrintf("[%d] %d", i, v);
    }
}

Referenced by adcTriggerTurnOnInputPin().

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setTriggerAdcMode()

void setTriggerAdcMode

(

triggerAdcMode_t

adcMode

)

Definition at line 72 of file trigger_input_adc.cpp.

                                                 {
    trigAdcState.curAdcMode = adcMode;
    trigAdcState.modeSwitchCnt++;
 
    palSetPadMode(triggerInputPort, triggerInputPin,
        (adcMode == TRIGGER_ADC_ADC) ? PAL_MODE_INPUT_ANALOG : PAL_MODE_EXTINT);
}

Referenced by adcTriggerTurnOnInputPin(), TriggerAdcDetector::analogCallback(), and TriggerAdcDetector::digitalCallback().

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shaft_callback()

static void shaft_callback ( void *  arg, efitick_t  stamp  )

static

Definition at line 80 of file trigger_input_adc.cpp.

                                                       {
    // do the time sensitive things as early as possible!
    ioline_t pal_line = (ioline_t)arg;
    bool rise = (palReadLine(pal_line) == PAL_HIGH);
 
    trigAdcState.digitalCallback(stamp, true, rise);
}

Referenced by adcTriggerTurnOnInputPin().

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toggleLed()

void toggleLed	(	int	led,
		int	mode
	)

!!!!!!!!!!

Definition at line 44 of file trigger_input_adc.cpp.

                                  {
#if 1
    static uint8_t st[5] = { 0 };
    if ((st[led] == 0 && mode == 0) || mode == 1) {
        palClearPad(TRIGGER_ADC_DEBUG_LED1_PORT, TRIGGER_ADC_DEBUG_LED1_PIN);
#ifdef DEBUG_OUTPUT_IGN1
        palClearPad(GPIOI, 8);
#endif
    }
    else if ((st[led] != 0 && mode == 0) || mode == -1) {
        palSetPad(TRIGGER_ADC_DEBUG_LED1_PORT, TRIGGER_ADC_DEBUG_LED1_PIN);
#ifdef DEBUG_OUTPUT_IGN1
        palSetPad(GPIOI, 8);
#endif
    }
    st[led] = (st[led] + 1) % 2/*10*/; //!!!!!!!!!!!
#endif
}

Referenced by onTriggerChanged().

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triggerAdcCallback()

void triggerAdcCallback

(

triggerAdcSample_t

value

)

Definition at line 92 of file trigger_input_adc.cpp.

                                                  {
    efitick_t stamp = getTimeNowNt();
    trigAdcState.analogCallback(stamp, value);
}

Referenced by onFastAdcComplete().

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Variable Documentation

dumpBuf

triggerAdcSample_t dumpBuf[dumpBufNum]

static

Definition at line 40 of file trigger_input_adc.cpp.

Referenced by TriggerAdcDetector::analogCallback(), and printDumpBuf().

dumpBufCnt

int dumpBufCnt = 0

static

Definition at line 41 of file trigger_input_adc.cpp.

Referenced by TriggerAdcDetector::analogCallback(), and printDumpBuf().

dumpBufNum

const int dumpBufNum = 100

static

Definition at line 39 of file trigger_input_adc.cpp.

Referenced by TriggerAdcDetector::analogCallback(), and printDumpBuf().

trigAdcState

TriggerAdcDetector trigAdcState

Definition at line 14 of file trigger_input_adc.cpp.

Referenced by adcTriggerTurnOnInputPin(), getTriggerAdcMode(), getTriggerAdcModeCnt(), getTriggerAdcThreshold(), setTriggerAdcMode(), shaft_callback(), and triggerAdcCallback().

triggerInputPin

ioportmask_t triggerInputPin

static

Definition at line 66 of file trigger_input_adc.cpp.

Referenced by adcTriggerTurnOnInputPin(), and setTriggerAdcMode().

triggerInputPort

ioportid_t triggerInputPort

static

Definition at line 65 of file trigger_input_adc.cpp.

Referenced by adcTriggerTurnOnInputPin(), and setTriggerAdcMode().

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