efi_gpio.h File Reference

Detailed Description

EFI-related GPIO code.

Date

Sep 26, 2014

Author

Andrey Belomutskiy, (c) 2012-2020

Definition in file efi_gpio.h.

Data Structures
class	IgnitionOutputPin
class	RegisteredOutputPin
class	RegisteredNamedOutputPin
class	EnginePins

Functions
void	initPrimaryPins ()
void	initMiscOutputPins ()
void	turnAllPinsOff (void)
ioportmask_t	getHwPin (const char *msg, brain_pin_e brainPin)
ioportid_t	getHwPort (const char *msg, brain_pin_e brainPin)
const char *	portname (ioportid_t GPIOx)
brain_pin_e	parseBrainPin (const char *str)

Variables
EnginePins	enginePins

Function Documentation

getHwPin()

ioportmask_t getHwPin	(	const char *	msg,
		brain_pin_e	brainPin
	)

this method returns the numeric part of pin name. For instance, for PC13 this would return '13'

Definition at line 153 of file cypress_pins.cpp.

                                                             {
    if (!isBrainPinValid(brainPin))
            return EFI_ERROR_CODE;
 
    if (brain_pin_is_onchip(brainPin))
        return getBrainPinIndex(brainPin);
 
    firmwareError(ObdCode::CUSTOM_ERR_INVALID_PIN, "%s: Invalid on-chip Gpio: %d", msg, brainPin);
    return EFI_ERROR_CODE;
}

Referenced by adcTriggerTurnOnInputPin(), benchSetPinValue(), directWritePad(), efiExtiDisablePin(), efiExtiEnablePin(), efiReadPin(), efiSetPadMode(), efiSetPadModeWithoutOwnershipAcquisition(), efiSetPadUnused(), extiTriggerTurnOnInputPin(), getAdcChannelPin(), hwPhysicalPinName(), BitbangI2c::init(), initAccelerometer(), initErrorLed(), initializeMmcBlockDevice(), OutputPin::initPin(), initQcBenchControls(), initSmartGpio(), initSpiCsNoOccupy(), initWave(), lua_readpin(), readPin(), startHip9011_pins(), and writePad().

Here is the call graph for this function:

Here is the caller graph for this function:

getHwPort()

ioportid_t getHwPort	(	const char *	msg,
		brain_pin_e	brainPin
	)

Definition at line 137 of file cypress_pins.cpp.

                                                            {
    (void)msg;
 
    if (!isBrainPinValid(brainPin)) {
/*
 *  https://github.com/dron0gus please help
        firmwareError(ObdCode::CUSTOM_ERR_INVALID_PIN, "%s: Invalid Gpio: %d", msg, brainPin);
 */
        return GPIO_NULL;
    }
    return getGpioPorts()[(brainPin - Gpio::A0) / PORT_SIZE];
}

Referenced by adcTriggerTurnOnInputPin(), benchSetPinValue(), directWritePad(), efiExtiDisablePin(), efiExtiEnablePin(), efiReadPin(), efiSetPadMode(), efiSetPadModeWithoutOwnershipAcquisition(), efiSetPadUnused(), extiTriggerTurnOnInputPin(), getAdcChannelPort(), hwPhysicalPinName(), BitbangI2c::init(), initAccelerometer(), initErrorLed(), initializeMmcBlockDevice(), OutputPin::initPin(), initQcBenchControls(), initSmartGpio(), initSpiCsNoOccupy(), initWave(), lua_readpin(), readPin(), startHip9011_pins(), and writePad().

Here is the call graph for this function:

Here is the caller graph for this function:

initMiscOutputPins()

void initMiscOutputPins

(

)

Definition at line 676 of file efi_gpio.cpp.

                          {
#if EFI_GPIO_HARDWARE
 
#if HAL_USE_SPI
    enginePins.sdCsPin.initPin("SD CS", engineConfiguration->sdCardCsPin);
#endif /* HAL_USE_SPI */
 
#if EFI_SHAFT_POSITION_INPUT
    // todo: migrate remaining OutputPin to RegisteredOutputPin in order to get consistent dynamic pin init/deinit
    enginePins.debugTriggerSync.initPin("debug: sync", engineConfiguration->debugTriggerSync);
#endif // EFI_SHAFT_POSITION_INPUT
 
    enginePins.o2heater.initPin("O2 heater", engineConfiguration->o2heaterPin);
 
#endif /* EFI_GPIO_HARDWARE */
}

Referenced by initHardware().

Here is the call graph for this function:

Here is the caller graph for this function:

initPrimaryPins()

void initPrimaryPins

(

)

Definition at line 828 of file efi_gpio.cpp.

                       {
#if EFI_PROD_CODE
    initErrorLed(LED_CRITICAL_ERROR_BRAIN_PIN);
 
    addConsoleAction("gpio_pins", EnginePins::debug);
#endif /* EFI_PROD_CODE */
}

Referenced by initHardwareNoConfig().

Here is the call graph for this function:

Here is the caller graph for this function:

parseBrainPin()

brain_pin_e parseBrainPin

(

const char *

str

)

Parse string representation of physical pin into brain_pin_e ordinal.

Returns

Gpio::Unassigned for "none", Gpio::Invalid for invalid entry

Parse string representation of physical pin into Gpio ordinal.

Returns

Gpio::Unassigned for "none", Gpio::Invalid for invalid entry

Definition at line 169 of file cypress_pins.cpp.

                                           {
    if (strEqual(str, "none"))
        return Gpio::Unassigned;
    // todo: create method toLowerCase?
    if (str[0] != 'p' && str[0] != 'P') {
        return Gpio::Invalid;
    }
    char port = str[1];
    if (port >= 'a' && port <= 'z') {
        port = 10 + (port - 'a');
    } else if (port >= 'A' && port <= 'Z') {
        port = 10 + (port - 'A');
    } else if (port >= '0' && port <= '9') {
// cypress-specific code
        port = 0 + (port - '0');
    } else {
        return Gpio::Invalid;
    }
    brain_pin_e basePin = portMap[(int)port];
    if (basePin == Gpio::Invalid)
        return Gpio::Invalid;
    const char *pinStr = str + 2;
    int pin = atoi(pinStr);
    return basePin + pin;
}

Referenced by lua_readpin(), and parseBrainPinWithErrorMessage().

Here is the caller graph for this function:

portname()

const char* portname

(

ioportid_t

GPIOx

)

Deprecated:

• use hwPortname() instead

Deprecated:

• use hwPortname() instead

Definition at line 50 of file cypress_pins.cpp.

                                       {
    if (GPIOx == GPIOA)
        return "PA";
    if (GPIOx == GPIOB)
        return "PB";
    if (GPIOx == GPIOC)
        return "PC";
    if (GPIOx == GPIOD)
        return "PD";
#if defined(GPIOF)
    if (GPIOx == GPIOE)
        return "PE";
#endif /* GPIOE */
#if defined(GPIOF)
    if (GPIOx == GPIOF)
        return "PF";
#endif /* GPIOF */
#if defined(GPIOG)
    if (GPIOx == GPIOG)
        return "PG";
#endif /* GPIOG */
#if defined(GPIOH)
    if (GPIOx == GPIOH)
        return "PH";
#endif /* GPIOH */
#if defined(GPIOI)
    if (GPIOx == GPIOI)
        return "PI";
#endif /* GPIOI */
#if defined(GPIOJ_BASE)
    if (GPIOx == GPIOJ)
        return "PJ";
#endif /* GPIOJ_BASE */
#if defined(GPIOK_BASE)
    if (GPIOx == GPIOK)
        return "PK";
#endif /* GPIOK_BASE */
    return "unknown";
}

Referenced by getPinNameByAdcChannel(), gpio_pin_markUsed(), hwOnChipPhysicalPinName(), printAdcChannedReport(), and reportPins().

Here is the caller graph for this function:

turnAllPinsOff()

void turnAllPinsOff

(

void

)

This method is part of fatal error handling. The whole method is pretty naive, but that's at least something.

Definition at line 840 of file efi_gpio.cpp.

                          {
    for (int i = 0; i < MAX_CYLINDER_COUNT; i++) {
        enginePins.injectors[i].setValue(false);
        enginePins.coils[i].setValue(false);
        enginePins.trailingCoils[i].setValue(false);
    }
    enginePins.mainRelay.setValue(false);
    enginePins.fuelPumpRelay.setValue(false);
    enginePins.checkEnginePin.setValue(true); // yes this one can go ON
}

Here is the call graph for this function:

Variable Documentation

enginePins

EnginePins enginePins

extern

Definition at line 24 of file efi_gpio.cpp.

Referenced by acRelayBench(), applyIACposition(), applyNewHardwareSettings(), auxPlainPinTurnOn(), blink_digits(), canDashboardHaltech(), TriggerDecoderBase::decodeTriggerEvent(), disengageStarterIfNeeded(), doRunBenchTestLuaOutput(), doRunFuelInjBench(), doRunSolenoidBench(), doRunSparkBench(), doStartCranking(), Engine::efiWatchdog(), endSimultaneousInjectionOnlyTogglePins(), EnginePins::EnginePins(), fan2Bench(), fanBenchExt(), firmwareError(), fuelPumpBenchExt(), FanControl1::getPin(), FanControl2::getPin(), IdleController::getRunningOpenLoop(), hdAcrBench(), hpfpValveBench(), SimpleTransmissionController::init(), Generic4TransmissionController::init(), Gm4l6xTransmissionController::init(), initAlternatorCtrl(), initErrorLed(), initMiscOutputPins(), initSpeedometer(), initStatusLeds(), initTachometer(), initWarningRunningPins(), isGdiEngine(), Engine::isMainRelayEnabled(), lua_fan(), luaDeInitPins(), mainRelayBench(), milBench(), Engine::onEngineHasStopped(), HpfpController::onFastCallback(), AcController::onSlowCallback(), FuelPumpController::onSlowCallback(), HarleyAcr::onSlowCallback(), MainRelayController::onSlowCallback(), NitrousController::onSlowCallback(), SensorChecker::onSlowCallback(), Engine::OnTriggerSynchronization(), Engine::periodicSlowCallback(), HpfpController::pinTurnOff(), HpfpController::pinTurnOn(), populateFrame(), prepareCylinderIgnitionSchedule(), printEngineSnifferPinMappings(), resetConfigurationExt(), FuelSchedule::resetOverlapping(), resetPinStats(), HpfpController::scheduleNextCycle(), sendPinStatePackets(), setPinConfigurationOverrides(), Generic4TransmissionController::setTccState(), slowStartStopButtonCallback(), EnginePins::startAuxValves(), startBoostPin(), starterRelayBench(), startHardware(), EnginePins::startIgnitionPins(), EnginePins::startInjectionPins(), startPwm(), startSimultaneousInjection(), EnginePins::stopAuxValves(), EnginePins::stopIgnitionPins(), EnginePins::stopInjectionPins(), turnAllPinsOff(), turnSparkPinHighStartCharging(), InjectionEvent::update(), SimpleTransmissionController::update(), updateFlags(), and updateTunerStudioState().

Go to the source code of this file.