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Broken H7 Implementation

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This commit is contained in:
Luca Lizaranzu
2026-03-12 16:33:16 -07:00
parent 5b0819a300
commit ae965d747c
22 changed files with 29934 additions and 75 deletions
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132
SHAL/Src/STM32H7xx/Peripheral/GPIO/SHAL_GPIO.cpp Normal file
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//
// Created by Luca on 8/30/2025.
//
#include "SHAL_GPIO.h"
//#include "SHAL_EXTI_CALLBACK.h"
SHAL_GPIO::SHAL_GPIO() : m_GPIO_KEY(GPIO_Key::INVALID){
//Do not initialize anything
}
SHAL_GPIO::SHAL_GPIO(GPIO_Key key) : m_GPIO_KEY(key) {
auto GPIORCCEnable = getGPIORCCEnable(key);
SHAL_set_register_value(GPIORCCEnable.reg,GPIORCCEnable.mask);
}
void SHAL_GPIO::setLow() {
auto outputDataReg = getGPIOOutputDataRegister(m_GPIO_KEY);
SHAL_set_bits(outputDataReg.reg,1,0,outputDataReg.offset);
}
void SHAL_GPIO::setHigh() {
auto outputDataReg = getGPIOOutputDataRegister(m_GPIO_KEY);
SHAL_set_bits(outputDataReg.reg,1,1,outputDataReg.offset);
}
void SHAL_GPIO::toggle() volatile {
auto outputDataReg = getGPIOOutputDataRegister(m_GPIO_KEY);
SHAL_flip_bits(outputDataReg.reg,1,outputDataReg.offset);
}
void SHAL_GPIO::setOutputType(PinType type) volatile {
auto outputTypeReg = getGPIOOutputTypeRegister(m_GPIO_KEY);
SHAL_set_bits(outputTypeReg.reg,2,static_cast<uint8_t>(type),outputTypeReg.offset);
}
void SHAL_GPIO::setOutputSpeed(OutputSpeed speed) volatile {
auto outputSpeedReg = getGPIOOutputSpeedRegister(m_GPIO_KEY);
SHAL_set_bits(outputSpeedReg.reg,2,static_cast<uint8_t>(speed),outputSpeedReg.offset);
}
void SHAL_GPIO::setInternalResistor(InternalResistorType type) volatile {
auto pupdreg = getGPIOPUPDRegister(m_GPIO_KEY);
SHAL_set_bits(pupdreg.reg,2,static_cast<uint8_t>(type),pupdreg.offset);
}
void SHAL_GPIO::setAlternateFunction(GPIO_Alternate_Function AF) volatile {
auto alternateFunctionReg = getGPIOAlternateFunctionRegister(m_GPIO_KEY);
SHAL_set_bits(alternateFunctionReg.reg,4,static_cast<uint8_t>(AF),alternateFunctionReg.offset);
}
SHAL_Result SHAL_GPIO::setPinMode(PinMode mode) volatile {
auto pinModeReg = getGPIOModeRegister(m_GPIO_KEY);
/*
if(mode == PinMode::ANALOG_MODE && getGPIOPortInfo(m_GPIO_KEY).ADCChannel == SHAL_ADC_Channel::NO_ADC_MAPPING){
char buff[100];
sprintf(buff, "Error: GPIO pin %d has no valid ADC mapping\r\n", static_cast<uint8_t>(m_GPIO_KEY));
SHAL_UART2.sendString(buff);
return SHAL_Result::ERROR;
}
*/
SHAL_set_bits(pinModeReg.reg,2,static_cast<uint8_t>(mode),pinModeReg.offset); //Set mode
return SHAL_Result::OKAY;
}
/* TODO Fix implementation for STM32F072
void SHAL_GPIO::useAsExternalInterrupt(TriggerMode mode, EXTICallback callback) {
uint32_t gpioPin = getGPIORegister(m_GPIO_KEY).global_offset; //Use existing structs to get offset
setPinMode(PinMode::INPUT_MODE); //Explicitly set mode to input
RCC->APB2ENR |= RCC_APB2ENR_SYSCFGCOMPEN; //Enable EXT, TODO check if this is different across STM32 models
NVIC_EnableIRQ(getGPIOEXTICR(m_GPIO_KEY).IRQN); //Enable IRQN for pin
EXTI->IMR |= (1 << gpioPin); //Enable correct EXTI line
SHAL_EXTIO_Register EXTILineEnable = getGPIOEXTICR(m_GPIO_KEY);
*EXTILineEnable.EXT_ICR |= EXTILineEnable.mask; //Set bits to enable correct port on correct line TODO Find way to clear bits before
uint32_t rising_mask = 0x00;
uint32_t falling_mask = 0x00;
//Set rising and falling edge triggers based on pin offset (enabled EXTI line)
switch(mode){
case TriggerMode::RISING_EDGE:
rising_mask = 1 << gpioPin;
break;
case TriggerMode::FALLING_EDGE:
falling_mask = 1 << gpioPin;
break;
case TriggerMode::RISING_FALLING_EDGE:
falling_mask = 1 << gpioPin;
falling_mask = 1 << gpioPin;
}
//Set triggers
EXTI->RTSR |= rising_mask;
EXTI->FTSR |= falling_mask;
//Set callback
registerEXTICallback(m_GPIO_KEY,callback);
__enable_irq(); //Enable IRQ just in case
}
*/
/* TODO reimplement
uint16_t SHAL_GPIO::analogRead(SHAL_ADC_SampleTime sampleTime) {
SHAL_ADC_Channel channel = getGPIOPortInfo(m_GPIO_KEY).ADCChannel;
return GPIOManager::getGPIOADC().singleConvertSingle(channel,sampleTime);
}
*/
SHAL_GPIO& GPIOManager::get(GPIO_Key key) {
unsigned int gpioPort = getGPIOPortNumber(key);
uint8_t gpioPin = getGPIOPinNumber(key);
if (m_gpios[gpioPort][gpioPin].m_GPIO_KEY == GPIO_Key::INVALID){
m_gpios[gpioPort][gpioPin] = SHAL_GPIO(key);
}
return m_gpios[gpioPort][gpioPin];
}

137
SHAL/Src/STM32H7xx/Peripheral/Timer/SHAL_TIM.cpp Normal file
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//
// Created by Luca on 8/28/2025.
//
#include "SHAL_TIM.h"
#include <cassert>
Timer::Timer(const Timer_Key t) : m_key(t){
}
Timer::Timer() : m_key(Timer_Key::S_TIM_INVALID){
}
void Timer::start() {
auto control_reg = getTimerControlRegister1(m_key);
auto event_generation_reg = getTimerEventGenerationRegister(m_key);
auto status_reg = getTimerStatusRegister(m_key);
auto break_time_dead_reg = getTimerBreakDeadTimeRegister(m_key);
auto rcc_reg = getTimerRCC(m_key);
SHAL_apply_bitmask(control_reg.reg, control_reg.counter_enable_mask); //Enable counter
SHAL_apply_bitmask(control_reg.reg, control_reg.auto_reload_preload_enable_mask); //Preload enable (buffer)
SHAL_apply_bitmask(event_generation_reg.reg, event_generation_reg.update_generation_mask);
SHAL_clear_bitmask(status_reg.reg,status_reg.update_interrupt_flag_mask);
SHAL_apply_bitmask(rcc_reg.reg,rcc_reg.enable_mask);
SHAL_apply_bitmask(break_time_dead_reg.reg,break_time_dead_reg.main_output_enable_mask);
enableInterrupt();
}
void Timer::stop() const {
auto rcc_reg = getTimerRCC(m_key);
SHAL_clear_bitmask(rcc_reg.reg,rcc_reg.enable_mask);
}
void Timer::setPrescaler(const uint16_t presc) const {
auto prescalerReg = getTimerPrescalerRegister(m_key);
SHAL_set_bits(prescalerReg.reg,16,presc,0);
}
void Timer::setARR(const uint16_t arr) const {
auto autoReloadReg = getTimerAutoReloadRegister(m_key);
SHAL_set_bits(autoReloadReg.reg,16,arr,0);}
void Timer::enableInterrupt() {
getTimerRegister(m_key)->DIER |= TIM_DIER_UIE;
NVIC_EnableIRQ(getIRQn(m_key));
}
void Timer::init(uint16_t prescaler, uint16_t autoReload) {
SHAL_TIM_RCC_Register rcc = getTimerRCC(m_key);
SHAL_apply_bitmask(rcc.reg,rcc.enable_mask);
setPrescaler(prescaler);
setARR(autoReload);
}
void Timer::configurePWM(SHAL_Timer_Channel channel, uint16_t prescaler, uint16_t autoReload, uint16_t captureCompareThreshold) {
setPrescaler(prescaler);
setARR(autoReload);
setOutputCompareMode(channel, SHAL_TIM_Output_Compare_Mode::PWMMode1);
enableChannel(channel,SHAL_Timer_Channel_Main_Output_Mode::Polarity_Normal,SHAL_Timer_Channel_Complimentary_Output_Mode::Disabled);
setCaptureCompareValue(channel, captureCompareThreshold);
}
void Timer::configureOneshot(SHAL_Timer_Channel channel, uint16_t prescaler, uint16_t autoReload, uint16_t captureCompareThreshold) {
setPrescaler(prescaler);
setARR(autoReload);
setOutputCompareMode(channel, SHAL_TIM_Output_Compare_Mode::Toggle);
enableChannel(channel,SHAL_Timer_Channel_Main_Output_Mode::Polarity_Normal,SHAL_Timer_Channel_Complimentary_Output_Mode::Disabled);
setCaptureCompareValue(channel, captureCompareThreshold);
}
void Timer::setOutputCompareMode(SHAL_Timer_Channel channel, SHAL_TIM_Output_Compare_Mode outputCompareMode) {
auto channelNum = static_cast<uint8_t>(channel);
auto CCMR = getTimerOutputCaptureCompareModeRegister(m_key, channel);
uint32_t OCMR_Offset = channelNum % 2 == 1 ? CCMR.output_compare_1_mode_offset : CCMR.output_compare_2_mode_offset;
SHAL_set_bits(CCMR.reg,3,static_cast<uint8_t>(outputCompareMode),OCMR_Offset);
}
void Timer::enableChannel(SHAL_Timer_Channel channel, SHAL_Timer_Channel_Main_Output_Mode mainOutputMode,
SHAL_Timer_Channel_Complimentary_Output_Mode complimentaryOutputMode) {
SHAL_TIM_Capture_Compare_Enable_Register captureCompareEnableReg = getTimerCaptureCompareEnableRegister(m_key, channel);
uint16_t setValue = 0; //Value to set the register as
auto channelNum = static_cast<uint8_t>(channel);
uint8_t channelStride = 4; //4 bits per field
setValue |= (static_cast<uint8_t>(mainOutputMode) << ((channelNum - 1) * channelStride)); //xxBB shifted by c - 1
setValue |= (static_cast<uint8_t>(complimentaryOutputMode) << (((channelNum - 1) * channelStride) + 2)); //BBxx shifted by c - 1
SHAL_set_bits(captureCompareEnableReg.reg,16,setValue,0);
}
void Timer::setCaptureCompareValue(SHAL_Timer_Channel channel, uint16_t value) {
auto captureCompareReg = getTimerCaptureCompareRegister(m_key,channel);
SHAL_set_bits(captureCompareReg.reg,16,value,0);
}
Timer &TimerManager::get(Timer_Key timer_key) {
//Ensure that we don't try to get invalid timers
assert(timer_key != Timer_Key::S_TIM_INVALID && timer_key != Timer_Key::NUM_TIMERS);
Timer& selected = timers[static_cast<int>(timer_key)];
//Timer queried is not initialized yet (defaults to invalid)
if(selected.m_key == Timer_Key::S_TIM_INVALID){
timers[static_cast<int>(timer_key)] = Timer(timer_key); //Initialize TIMER_KEY
}
return timers[static_cast<int>(timer_key)];
}

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SHAL/Src/STM32H7xx/Peripheral/Timer/SHAL_TIM_CALLBACK.cpp Normal file
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//
// Created by Luca on 8/28/2025.
//
#include "SHAL_TIM_CALLBACK.h"
DEFINE_TIMER_IRQ(Timer_Key::S_TIM1, TIM1_BRK_UP_TRG_COM_IRQHandler)
DEFINE_TIMER_IRQ(Timer_Key::S_TIM2, TIM2_IRQHandler)
DEFINE_TIMER_IRQ(Timer_Key::S_TIM3, TIM3_IRQHandler)
DEFINE_TIMER_IRQ(Timer_Key::S_TIM14, TIM14_IRQHandler)
DEFINE_TIMER_IRQ(Timer_Key::S_TIM15, TIM15_IRQHandler)
DEFINE_TIMER_IRQ(Timer_Key::S_TIM16, TIM16_IRQHandler)
DEFINE_TIMER_IRQ(Timer_Key::S_TIM17, TIM17_IRQHandler)
void registerTimerCallback(Timer_Key key, TimerCallback callback){
timer_callbacks[static_cast<int>(key)] = callback;
}