fsfw/hal/src/fsfw_hal/stm32h7/spi/spiDefinitions.h

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2021-07-13 19:19:25 +02:00
#ifndef FSFW_HAL_STM32H7_SPI_SPIDEFINITIONS_H_
#define FSFW_HAL_STM32H7_SPI_SPIDEFINITIONS_H_
#include "../../common/spi/spiCommon.h"
#include "fsfw/returnvalues/FwClassIds.h"
#include "fsfw/returnvalues/HasReturnvaluesIF.h"
#include "stm32h7xx_hal.h"
#include "stm32h7xx_hal_spi.h"
namespace spi {
static constexpr uint8_t HAL_SPI_ID = CLASS_ID::HAL_SPI;
static constexpr ReturnValue_t HAL_TIMEOUT_RETVAL = HasReturnvaluesIF::makeReturnCode(HAL_SPI_ID, 0);
static constexpr ReturnValue_t HAL_BUSY_RETVAL = HasReturnvaluesIF::makeReturnCode(HAL_SPI_ID, 1);
static constexpr ReturnValue_t HAL_ERROR_RETVAL = HasReturnvaluesIF::makeReturnCode(HAL_SPI_ID, 2);
enum class TransferStates {
IDLE,
WAIT,
SUCCESS,
FAILURE
};
enum SpiBus {
SPI_1,
SPI_2
};
enum TransferModes {
POLLING,
INTERRUPT,
DMA
};
void assignSpiMode(SpiModes spiMode, SPI_HandleTypeDef& spiHandle);
/**
* @brief Set SPI frequency to calculate correspondent baud-rate prescaler.
* @param clock_src_freq Frequency of clock source
* @param baudrate_mbps Baudrate to set to set
* @retval Baudrate prescaler
*/
uint32_t getPrescaler(uint32_t clock_src_freq, uint32_t baudrate_mbps);
}
#endif /* FSFW_HAL_STM32H7_SPI_SPIDEFINITIONS_H_ */