fsfw/hal/src/fsfw_hal/stm32h7/spi/SpiCookie.cpp

#include "fsfw-hal/stm32h7/spi/SpiCookie.h"


SpiCookie::SpiCookie(address_t deviceAddress, spi::SpiBus spiIdx, spi::TransferModes transferMode,
        spi::MspCfgBase* mspCfg, uint32_t spiSpeed, spi::SpiModes spiMode,
        uint16_t chipSelectGpioPin, GPIO_TypeDef* chipSelectGpioPort, size_t maxRecvSize):
        deviceAddress(deviceAddress), spiIdx(spiIdx), spiSpeed(spiSpeed), spiMode(spiMode),
        transferMode(transferMode), chipSelectGpioPin(chipSelectGpioPin),
        chipSelectGpioPort(chipSelectGpioPort), mspCfg(mspCfg), maxRecvSize(maxRecvSize) {
    spiHandle.Init.DataSize          = SPI_DATASIZE_8BIT;
    spiHandle.Init.FirstBit          = SPI_FIRSTBIT_MSB;
    spiHandle.Init.TIMode            = SPI_TIMODE_DISABLE;
    spiHandle.Init.CRCCalculation    = SPI_CRCCALCULATION_DISABLE;
    spiHandle.Init.CRCPolynomial     = 7;
    spiHandle.Init.CRCLength         = SPI_CRC_LENGTH_8BIT;
    spiHandle.Init.NSS               = SPI_NSS_SOFT;
    spiHandle.Init.NSSPMode          = SPI_NSS_PULSE_DISABLE;
    spiHandle.Init.Direction         = SPI_DIRECTION_2LINES;
    // Recommended setting to avoid glitches
    spiHandle.Init.MasterKeepIOState = SPI_MASTER_KEEP_IO_STATE_ENABLE;
    spiHandle.Init.Mode = SPI_MODE_MASTER;
    spi::assignSpiMode(spiMode, spiHandle);
    spiHandle.Init.BaudRatePrescaler = spi::getPrescaler(HAL_RCC_GetHCLKFreq(), spiSpeed);
}

uint16_t SpiCookie::getChipSelectGpioPin() const {
    return chipSelectGpioPin;
}

GPIO_TypeDef* SpiCookie::getChipSelectGpioPort() {
    return chipSelectGpioPort;
}

address_t SpiCookie::getDeviceAddress() const {
    return deviceAddress;
}

spi::SpiBus SpiCookie::getSpiIdx() const {
    return spiIdx;
}

spi::SpiModes SpiCookie::getSpiMode() const {
    return spiMode;
}

uint32_t SpiCookie::getSpiSpeed() const {
    return spiSpeed;
}

size_t SpiCookie::getMaxRecvSize() const {
    return maxRecvSize;
}

SPI_HandleTypeDef& SpiCookie::getSpiHandle() {
    return spiHandle;
}

spi::MspCfgBase* SpiCookie::getMspCfg() {
    return mspCfg;
}

void SpiCookie::deleteMspCfg() {
    if(mspCfg != nullptr) {
        delete mspCfg;
    }
}

spi::TransferModes SpiCookie::getTransferMode() const {
    return transferMode;
}

void SpiCookie::setTransferState(spi::TransferStates transferState) {
    this->transferState = transferState;
}

spi::TransferStates SpiCookie::getTransferState() const {
    return this->transferState;
}