52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
/**
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* @file efiGpio.cpp
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*
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* @date Sep 26, 2014
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* @author Andrey Belomutskiy, (c) 2012-2014
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*/
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#include "main.h"
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#include "efiGpio.h"
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#include "io_pins.h"
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// todo: clean this mess, this should become 'static'/private
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OutputPin outputs[IO_PIN_COUNT];
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pin_output_mode_e *pinDefaultState[IO_PIN_COUNT];
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int getOutputPinValue(io_pin_e pin) {
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return getLogicPinValue(&outputs[pin]);
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}
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/**
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* This is used from fatal error handler so it's a macro to be sure that stack is not used
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*/
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int getElectricalValue(int logicalValue, pin_output_mode_e mode) {
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efiAssert(mode <= OM_OPENDRAIN_INVERTED, "invalid pin_output_mode_e", -1);
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return logicalValue ? getElectricalValue1(mode) : getElectricalValue0(mode);
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}
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/**
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* @brief Sets the value according to current electrical settings
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*/
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void setOutputPinValue(io_pin_e pin, int logicValue) {
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#if EFI_PROD_CODE
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if (outputs[pin].port == GPIO_NULL)
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return;
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efiAssertVoid(pinDefaultState[pin]!=NULL, "pin mode not initialized");
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pin_output_mode_e mode = *pinDefaultState[pin];
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#else
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pin_output_mode_e mode = OM_DEFAULT;
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#endif
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setPinValue(&outputs[pin], getElectricalValue(logicValue, mode), logicValue);
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}
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bool isPinAssigned(io_pin_e pin) {
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#if EFI_PROD_CODE
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return outputs[pin].port != GPIO_NULL;
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#else
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return true;
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#endif
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}
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