void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(hsd->Instance==SDIO)
{
/* USER CODE BEGIN SDIO_MspInit 0 */
/* USER CODE END SDIO_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SDIO_CLK_ENABLE();
/**SDIO GPIO Configuration
PC8 ------> SDIO_D0
PC9 ------> SDIO_D1
PC10 ------> SDIO_D2
PC11 ------> SDIO_D3
PC12 ------> SDIO_CK
PD2 ------> SDIO_CMD
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* Peripheral DMA init*/
hdma_sdio.Instance = DMA2_Channel4;
hdma_sdio.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_sdio.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_sdio.Init.MemInc = DMA_MINC_ENABLE;
hdma_sdio.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
hdma_sdio.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
hdma_sdio.Init.Mode = DMA_NORMAL;
hdma_sdio.Init.Priority = DMA_PRIORITY_LOW;
HAL_DMA_Init(&hdma_sdio);
/* Several peripheral DMA handle pointers point to the same DMA handle.
Be aware that there is only one channel to perform all the requested DMAs. */
/* Be sure to change transfer direction before calling
HAL_SD_ReadBlocks_DMA or HAL_SD_WriteBlocks_DMA. */
__HAL_LINKDMA(hsd,hdmarx,hdma_sdio);
__HAL_LINKDMA(hsd,hdmatx,hdma_sdio);
/* Peripheral interrupt init */
HAL_NVIC_SetPriority(SDIO_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
/* USER CODE BEGIN SDIO_MspInit 1 */
/* USER CODE END SDIO_MspInit 1 */
}
}
void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(hsd->Instance==SDIO)
{
/* USER CODE BEGIN SDIO_MspInit 0 */
/* USER CODE END SDIO_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SDIO_CLK_ENABLE();
/**SDIO GPIO Configuration
PC8 ------> SDIO_D0
PC9 ------> SDIO_D1
PC10 ------> SDIO_D2
PC11 ------> SDIO_D3
PC12 ------> SDIO_CK
PD2 ------> SDIO_CMD
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* Peripheral interrupt init */
HAL_NVIC_SetPriority(SDIO_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
/* USER CODE BEGIN SDIO_MspInit 1 */
/* USER CODE END SDIO_MspInit 1 */
}
}
/**
* @brief Initializes the SD MSP.
* @retval None
*/
static void SD_MspInit(void)
{
GPIO_InitTypeDef gpioinitstruct = {0};
/* Enable SDIO clock */
__HAL_RCC_SDIO_CLK_ENABLE();
/* Enable DMA2 clocks */
__DMAx_TxRx_CLK_ENABLE();
/* Enable GPIOs clock */
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__SD_DETECT_GPIO_CLK_ENABLE();
/* Common GPIO configuration */
gpioinitstruct.Mode = GPIO_MODE_AF_PP;
gpioinitstruct.Pull = GPIO_PULLUP;
gpioinitstruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
gpioinitstruct.Alternate = GPIO_AF12_SDIO;
/* GPIOC configuration */
gpioinitstruct.Pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12;
HAL_GPIO_Init(GPIOC, &gpioinitstruct);
/* GPIOD configuration */
gpioinitstruct.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOD, &gpioinitstruct);
/* SD Card detect pin configuration */
gpioinitstruct.Mode = GPIO_MODE_INPUT;
gpioinitstruct.Pull = GPIO_PULLUP;
gpioinitstruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
gpioinitstruct.Pin = SD_DETECT_PIN;
HAL_GPIO_Init(SD_DETECT_GPIO_PORT, &gpioinitstruct);
/* NVIC configuration for SDIO interrupts */
HAL_NVIC_SetPriority(SDIO_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
/* DMA initialization should be done here but , as there is only one channel for RX and TX it is configured and done directly when required*/
}
/**
* @brief SD MSP Initialization
* This function configures the hardware resources used in this example
* @param hsd: SD handle pointer
* @retval None
*/
void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(hsd->Instance==SDIO)
{
/* USER CODE BEGIN SDIO_MspInit 0 */
/* USER CODE END SDIO_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SDIO_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/**SDIO GPIO Configuration
PC8 ------> SDIO_D0
PC9 ------> SDIO_D1
PC10 ------> SDIO_D2
PC11 ------> SDIO_D3
PC12 ------> SDIO_CK
PD2 ------> SDIO_CMD
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* USER CODE BEGIN SDIO_MspInit 1 */
/* USER CODE END SDIO_MspInit 1 */
}
}
void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(hsd->Instance==SDIO)
{
/* USER CODE BEGIN SDIO_MspInit 0 */
/* USER CODE END SDIO_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SDIO_CLK_ENABLE();
/**SDIO GPIO Configuration
PC8 ------> SDIO_D0
PC9 ------> SDIO_D1
PC10 ------> SDIO_D2
PC11 ------> SDIO_D3
PC12 ------> SDIO_CK
PD2 ------> SDIO_CMD
*/
GPIO_InitStruct.Pin = SDIO_SD1_D0_Pin|SDIO_SD1_D1_Pin|SDIO_SD1_D2_Pin|SDIO_SD1_D3_Pin
|SDIO_SD1_CK_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = SDIO_SD1_CMD_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
HAL_GPIO_Init(SDIO_SD1_CMD_GPIO_Port, &GPIO_InitStruct);
/* Peripheral DMA init*/
hdma_sdio_rx.Instance = DMA2_Stream3;
hdma_sdio_rx.Init.Channel = DMA_CHANNEL_4;
hdma_sdio_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_sdio_rx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_sdio_rx.Init.MemInc = DMA_MINC_ENABLE;
hdma_sdio_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
hdma_sdio_rx.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
hdma_sdio_rx.Init.Mode = DMA_PFCTRL;
hdma_sdio_rx.Init.Priority = DMA_PRIORITY_LOW;
hdma_sdio_rx.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
hdma_sdio_rx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
hdma_sdio_rx.Init.MemBurst = DMA_MBURST_INC4;
hdma_sdio_rx.Init.PeriphBurst = DMA_PBURST_INC4;
if (HAL_DMA_Init(&hdma_sdio_rx) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(hsd,hdmarx,hdma_sdio_rx);
hdma_sdio_tx.Instance = DMA2_Stream6;
hdma_sdio_tx.Init.Channel = DMA_CHANNEL_4;
hdma_sdio_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_sdio_tx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_sdio_tx.Init.MemInc = DMA_MINC_ENABLE;
hdma_sdio_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
hdma_sdio_tx.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
hdma_sdio_tx.Init.Mode = DMA_PFCTRL;
hdma_sdio_tx.Init.Priority = DMA_PRIORITY_LOW;
hdma_sdio_tx.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
hdma_sdio_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
hdma_sdio_tx.Init.MemBurst = DMA_MBURST_INC4;
hdma_sdio_tx.Init.PeriphBurst = DMA_PBURST_INC4;
if (HAL_DMA_Init(&hdma_sdio_tx) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(hsd,hdmatx,hdma_sdio_tx);
/* Peripheral interrupt init */
HAL_NVIC_SetPriority(SDIO_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
/* USER CODE BEGIN SDIO_MspInit 1 */
/* USER CODE END SDIO_MspInit 1 */
}
}
/**
* @brief Initializes the SD MSP.
* @param hsd: SD handle
* @param Params : pointer on additional configuration parameters, can be NULL.
*/
__weak void BSP_SD_MspInit(SD_HandleTypeDef *hsd, void *Params)
{
static DMA_HandleTypeDef dma_rx_handle;
static DMA_HandleTypeDef dma_tx_handle;
GPIO_InitTypeDef gpio_init_structure;
/* Enable SDIO clock */
__HAL_RCC_SDIO_CLK_ENABLE();
/* Enable DMA2 clocks */
__DMAx_TxRx_CLK_ENABLE();
/* Enable GPIOs clock */
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/* Common GPIO configuration */
gpio_init_structure.Mode = GPIO_MODE_AF_PP;
gpio_init_structure.Pull = GPIO_PULLUP;
gpio_init_structure.Speed = GPIO_SPEED_HIGH;
gpio_init_structure.Alternate = GPIO_AF12_SDIO;
/* GPIOC configuration */
gpio_init_structure.Pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12;
HAL_GPIO_Init(GPIOC, &gpio_init_structure);
/* GPIOD configuration */
gpio_init_structure.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOD, &gpio_init_structure);
/* NVIC configuration for SDIO interrupts */
//HAL_NVIC_SetPriority(SDIO_IRQn, 5, 0);
//HAL_NVIC_EnableIRQ(SDIO_IRQn);
/* Configure DMA Rx parameters */
dma_rx_handle.Init.Channel = SD_DMAx_Rx_CHANNEL;
dma_rx_handle.Init.Direction = DMA_PERIPH_TO_MEMORY;
dma_rx_handle.Init.PeriphInc = DMA_PINC_DISABLE;
dma_rx_handle.Init.MemInc = DMA_MINC_ENABLE;
dma_rx_handle.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
dma_rx_handle.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
dma_rx_handle.Init.Mode = DMA_PFCTRL;
dma_rx_handle.Init.Priority = DMA_PRIORITY_VERY_HIGH;
dma_rx_handle.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
dma_rx_handle.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
dma_rx_handle.Init.MemBurst = DMA_MBURST_INC4;
dma_rx_handle.Init.PeriphBurst = DMA_PBURST_INC4;
dma_rx_handle.Instance = SD_DMAx_Rx_STREAM;
/* Associate the DMA handle */
__HAL_LINKDMA(hsd, hdmarx, dma_rx_handle);
/* Deinitialize the stream for new transfer */
HAL_DMA_DeInit(&dma_rx_handle);
/* Configure the DMA stream */
HAL_DMA_Init(&dma_rx_handle);
/* Configure DMA Tx parameters */
dma_tx_handle.Init.Channel = SD_DMAx_Tx_CHANNEL;
dma_tx_handle.Init.Direction = DMA_MEMORY_TO_PERIPH;
dma_tx_handle.Init.PeriphInc = DMA_PINC_DISABLE;
dma_tx_handle.Init.MemInc = DMA_MINC_ENABLE;
dma_tx_handle.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
dma_tx_handle.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
dma_tx_handle.Init.Mode = DMA_PFCTRL;
dma_tx_handle.Init.Priority = DMA_PRIORITY_VERY_HIGH;
dma_tx_handle.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
dma_tx_handle.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
dma_tx_handle.Init.MemBurst = DMA_MBURST_INC4;
dma_tx_handle.Init.PeriphBurst = DMA_PBURST_INC4;
dma_tx_handle.Instance = SD_DMAx_Tx_STREAM;
/* Associate the DMA handle */
__HAL_LINKDMA(hsd, hdmatx, dma_tx_handle);
/* Deinitialize the stream for new transfer */
HAL_DMA_DeInit(&dma_tx_handle);
/* Configure the DMA stream */
HAL_DMA_Init(&dma_tx_handle);
/* NVIC configuration for DMA transfer complete interrupt */
HAL_NVIC_SetPriority(SD_DMAx_Rx_IRQn, 6, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Rx_IRQn);
/* NVIC configuration for DMA transfer complete interrupt */
HAL_NVIC_SetPriority(SD_DMAx_Tx_IRQn, 6, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Tx_IRQn);
}
/**
* @brief Initializes the SD card device.
* @param None
* @retval SD status
*/
uint8_t BSP_SD_Init(void) {
uint8_t SD_state = MSD_OK;
/* uSD device interface configuration */
#if defined(SDIO)
uSdHandle.Instance = SDIO;
uSdHandle.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
uSdHandle.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
uSdHandle.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
uSdHandle.Init.BusWide = SDIO_BUS_WIDE_1B;
uSdHandle.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_DISABLE;
uSdHandle.Init.ClockDiv = SDIO_TRANSFER_CLK_DIV;
#elif defined(SDMMC1)
uSdHandle.Instance = SDMMC1;
uSdHandle.Init.ClockEdge = SDMMC_CLOCK_EDGE_RISING;
uSdHandle.Init.ClockBypass = SDMMC_CLOCK_BYPASS_DISABLE;
uSdHandle.Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE;
uSdHandle.Init.BusWide = SDMMC_BUS_WIDE_1B;
uSdHandle.Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_DISABLE;
uSdHandle.Init.ClockDiv = SDMMC_TRANSFER_CLK_DIV;
#else
#error "NOT SUPPORTED!"
#endif
/* Init GPIO, DMA and NVIC */
SD_MspInit();
/* Check if the SD card is plugged in the slot */
if (BSP_SD_IsDetected() != SD_PRESENT) {
return MSD_ERROR;
}
/* HAL SD initialization */
if (HAL_SD_Init(&uSdHandle, &uSdCardInfo) != SD_OK) {
SD_state = MSD_ERROR;
}
/* Configure SD Bus width */
if (SD_state == MSD_OK) {
/* Enable wide operation */
#if defined(SDIO_BUS_WIDE_4B)
#if FATFS_SDIO_4BIT == 1
if (HAL_SD_WideBusOperation_Config(&uSdHandle, SDIO_BUS_WIDE_4B) != SD_OK) {
#else
if (HAL_SD_WideBusOperation_Config(&uSdHandle, SDIO_BUS_WIDE_1B) != SD_OK) {
#endif
#else
#if FATFS_SDIO_4BIT == 1
if (HAL_SD_WideBusOperation_Config(&uSdHandle, SDMMC_BUS_WIDE_4B) != SD_OK) {
#else
if (HAL_SD_WideBusOperation_Config(&uSdHandle, SDMMC_BUS_WIDE_1B) != SD_OK) {
#endif
#endif
SD_state = MSD_ERROR;
} else {
SD_state = MSD_OK;
}
}
return SD_state;
}
/**
* @brief Detects if SD card is correctly plugged in the memory slot or not.
* @param None
* @retval Returns if SD is detected or not
*/
uint8_t BSP_SD_IsDetected(void) {
return SDCARD_IsDetected();
}
/**
* @brief Detects if SD card is write protected
* @param None
* @retval Returns if SD is write protected or not.
*/
uint8_t BSP_SD_IsWriteProtected(void) {
return !SDCARD_IsWriteEnabled();
}
/**
* @brief Reads block(s) from a specified address in an SD card, in polling mode.
* @param pData: Pointer to the buffer that will contain the data to transmit
* @param ReadAddr: Address from where data is to be read
* @param BlockSize: SD card data block size, that should be 512
* @param NumOfBlocks: Number of SD blocks to read
* @retval SD status
*/
uint8_t BSP_SD_ReadBlocks(uint32_t *pData, uint64_t ReadAddr, uint32_t BlockSize, uint32_t NumOfBlocks) {
if (HAL_SD_ReadBlocks(&uSdHandle, pData, ReadAddr, BlockSize, NumOfBlocks) != SD_OK) {
return MSD_ERROR;
}
return MSD_OK;
}
/**
* @brief Writes block(s) to a specified address in an SD card, in polling mode.
* @param pData: Pointer to the buffer that will contain the data to transmit
* @param WriteAddr: Address from where data is to be written
* @param BlockSize: SD card data block size, that should be 512
* @param NumOfBlocks: Number of SD blocks to write
* @retval SD status
*/
uint8_t BSP_SD_WriteBlocks(uint32_t *pData, uint64_t WriteAddr, uint32_t BlockSize, uint32_t NumOfBlocks) {
if (HAL_SD_WriteBlocks(&uSdHandle, pData, WriteAddr, BlockSize, NumOfBlocks) != SD_OK) {
return MSD_ERROR;
}
return MSD_OK;
}
/**
* @brief Reads block(s) from a specified address in an SD card, in DMA mode.
* @param pData: Pointer to the buffer that will contain the data to transmit
* @param ReadAddr: Address from where data is to be read
* @param BlockSize: SD card data block size, that should be 512
* @param NumOfBlocks: Number of SD blocks to read
* @retval SD status
*/
uint8_t BSP_SD_ReadBlocks_DMA(uint32_t *pData, uint64_t ReadAddr, uint32_t BlockSize, uint32_t NumOfBlocks) {
uint8_t SD_state = MSD_OK;
/* Read block(s) in DMA transfer mode */
if (HAL_SD_ReadBlocks_DMA(&uSdHandle, pData, ReadAddr, BlockSize, NumOfBlocks) != SD_OK) {
SD_state = MSD_ERROR;
}
/* Wait until transfer is complete */
if (SD_state == MSD_OK) {
if (HAL_SD_CheckReadOperation(&uSdHandle, (uint32_t)SD_DATATIMEOUT) != SD_OK) {
SD_state = MSD_ERROR;
} else {
SD_state = MSD_OK;
}
}
return SD_state;
}
/**
* @brief Writes block(s) to a specified address in an SD card, in DMA mode.
* @param pData: Pointer to the buffer that will contain the data to transmit
* @param WriteAddr: Address from where data is to be written
* @param BlockSize: SD card data block size, that should be 512
* @param NumOfBlocks: Number of SD blocks to write
* @retval SD status
*/
uint8_t BSP_SD_WriteBlocks_DMA(uint32_t *pData, uint64_t WriteAddr, uint32_t BlockSize, uint32_t NumOfBlocks) {
uint8_t SD_state = MSD_OK;
/* Write block(s) in DMA transfer mode */
if (HAL_SD_WriteBlocks_DMA(&uSdHandle, pData, WriteAddr, BlockSize, NumOfBlocks) != SD_OK) {
SD_state = MSD_ERROR;
}
/* Wait until transfer is complete */
if (SD_state == MSD_OK) {
if(HAL_SD_CheckWriteOperation(&uSdHandle, (uint32_t)SD_DATATIMEOUT) != SD_OK) {
SD_state = MSD_ERROR;
} else {
SD_state = MSD_OK;
}
}
return SD_state;
}
/**
* @brief Erases the specified memory area of the given SD card.
* @param StartAddr: Start byte address
* @param EndAddr: End byte address
* @retval SD status
*/
uint8_t BSP_SD_Erase(uint64_t StartAddr, uint64_t EndAddr) {
if (HAL_SD_Erase(&uSdHandle, StartAddr, EndAddr) != SD_OK) {
return MSD_ERROR;
}
return MSD_OK;
}
/**
* @brief Initializes the SD MSP.
* @param None
* @retval None
*/
static void SD_MspInit(void) {
static DMA_HandleTypeDef dmaRxHandle;
static DMA_HandleTypeDef dmaTxHandle;
SD_HandleTypeDef *hsd = &uSdHandle;
uint16_t gpio_af;
/* Get GPIO alternate function */
#if defined(GPIO_AF12_SDIO)
gpio_af = GPIO_AF12_SDIO;
#endif
#if defined(GPIO_AF12_SDMMC1)
gpio_af = GPIO_AF12_SDMMC1;
#endif
/* Enable SDIO clock */
__HAL_RCC_SDIO_CLK_ENABLE();
/* Enable DMA2 clocks */
__DMAx_TxRx_CLK_ENABLE();
/* Detect pin, write protect pin */
#if FATFS_USE_DETECT_PIN > 0
TM_GPIO_Init(FATFS_DETECT_PORT, FATFS_DETECT_PIN, TM_GPIO_Mode_IN, TM_GPIO_OType_PP, TM_GPIO_PuPd_UP, TM_GPIO_Speed_Low);
#endif
#if FATFS_USE_WRITEPROTECT_PIN > 0
TM_GPIO_Init(FATFS_WRITEPROTECT_PORT, FATFS_WRITEPROTECT_PIN, TM_GPIO_Mode_IN, TM_GPIO_OType_PP, TM_GPIO_PuPd_UP, TM_GPIO_Speed_Low);
#endif
/* SDIO/SDMMC pins */
#if FATFS_SDIO_4BIT == 1
TM_GPIO_InitAlternate(GPIOC, GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12, TM_GPIO_OType_PP, TM_GPIO_PuPd_UP, TM_GPIO_Speed_Fast, gpio_af);
#else
TM_GPIO_InitAlternate(GPIOC, GPIO_PIN_8 | GPIO_PIN_12, TM_GPIO_OType_PP, TM_GPIO_PuPd_UP, TM_GPIO_Speed_Fast, gpio_af);
#endif
TM_GPIO_InitAlternate(GPIOD, GPIO_PIN_2, TM_GPIO_OType_PP, TM_GPIO_PuPd_UP, TM_GPIO_Speed_Fast, gpio_af);
/* NVIC configuration for SDIO interrupts */
HAL_NVIC_SetPriority(SDIO_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
/* Configure DMA Rx parameters */
dmaRxHandle.Init.Channel = SD_DMAx_Rx_CHANNEL;
dmaRxHandle.Init.Direction = DMA_PERIPH_TO_MEMORY;
dmaRxHandle.Init.PeriphInc = DMA_PINC_DISABLE;
dmaRxHandle.Init.MemInc = DMA_MINC_ENABLE;
dmaRxHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
dmaRxHandle.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
dmaRxHandle.Init.Mode = DMA_PFCTRL;
dmaRxHandle.Init.Priority = DMA_PRIORITY_VERY_HIGH;
dmaRxHandle.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
dmaRxHandle.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
dmaRxHandle.Init.MemBurst = DMA_MBURST_INC4;
dmaRxHandle.Init.PeriphBurst = DMA_PBURST_INC4;
dmaRxHandle.Instance = SD_DMAx_Rx_STREAM;
/* Associate the DMA handle */
__HAL_LINKDMA(hsd, hdmarx, dmaRxHandle);
/* Deinitialize the stream for new transfer */
HAL_DMA_DeInit(&dmaRxHandle);
/* Configure the DMA stream */
HAL_DMA_Init(&dmaRxHandle);
/* Configure DMA Tx parameters */
dmaTxHandle.Init.Channel = SD_DMAx_Tx_CHANNEL;
dmaTxHandle.Init.Direction = DMA_MEMORY_TO_PERIPH;
dmaTxHandle.Init.PeriphInc = DMA_PINC_DISABLE;
dmaTxHandle.Init.MemInc = DMA_MINC_ENABLE;
dmaTxHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
dmaTxHandle.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
dmaTxHandle.Init.Mode = DMA_PFCTRL;
dmaTxHandle.Init.Priority = DMA_PRIORITY_VERY_HIGH;
dmaTxHandle.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
dmaTxHandle.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
dmaTxHandle.Init.MemBurst = DMA_MBURST_INC4;
dmaTxHandle.Init.PeriphBurst = DMA_PBURST_INC4;
dmaTxHandle.Instance = SD_DMAx_Tx_STREAM;
/* Associate the DMA handle */
__HAL_LINKDMA(hsd, hdmatx, dmaTxHandle);
/* Deinitialize the stream for new transfer */
HAL_DMA_DeInit(&dmaTxHandle);
/* Configure the DMA stream */
HAL_DMA_Init(&dmaTxHandle);
/* NVIC configuration for DMA transfer complete interrupt */
HAL_NVIC_SetPriority(SD_DMAx_Rx_IRQn, 6, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Rx_IRQn);
/* NVIC configuration for DMA transfer complete interrupt */
HAL_NVIC_SetPriority(SD_DMAx_Tx_IRQn, 6, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Tx_IRQn);
}
/**
* @brief Get SD information about specific SD card.
* @param CardInfo: Pointer to HAL_SD_CardInfoTypedef structure
* @retval None
*/
void BSP_SD_GetCardInfo(HAL_SD_CardInfoTypedef *CardInfo) {
/* Get SD card Information */
HAL_SD_Get_CardInfo(&uSdHandle, CardInfo);
}
bool sdInit() {
/* Enable SDIO clock */
__HAL_RCC_SDIO_CLK_ENABLE();
/* Enable DMA2 clocks */
SD_DMAx_TxRx_CLK_ENABLE();
/* Enable GPIOs clock */
__GPIOC_CLK_ENABLE(); // sd data lines PC8..PC12
__GPIOD_CLK_ENABLE(); // cmd line D2
__GPIOB_CLK_ENABLE(); // pin detect
/* Common GPIO configuration */
GPIO_InitTypeDef GPIO_Init_Structure = { 0 };
GPIO_Init_Structure.Mode = GPIO_MODE_AF_PP;
GPIO_Init_Structure.Pull = GPIO_PULLUP;
GPIO_Init_Structure.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_Init_Structure.Alternate = GPIO_AF12_SDIO;
/* GPIOC configuration */
GPIO_Init_Structure.Pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12;
HAL_GPIO_Init(GPIOC, &GPIO_Init_Structure);
/* GPIOD configuration */
GPIO_Init_Structure.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOD, &GPIO_Init_Structure);
/* SD Card detect pin configuration */
GPIO_Init_Structure.Mode = GPIO_MODE_INPUT;
GPIO_Init_Structure.Pull = GPIO_PULLUP;
GPIO_Init_Structure.Speed = GPIO_SPEED_LOW;
GPIO_Init_Structure.Pin = 8;
HAL_GPIO_Init(GPIOB, &GPIO_Init_Structure);
/* Initialize SD interface
* Note HW flow control must be disabled on STM32f415 due to hardware glitches on the SDIOCLK
* line. See errata:
*
* "When enabling the HW flow control by setting bit 14 of the SDIO_CLKCR register to ‘1’,
* glitches can occur on the SDIOCLK output clock resulting in wrong data to be written
* into the SD/MMC card or into the SDIO device. As a consequence, a CRC error will be
* reported to the SD/SDIO MMC host interface (DCRCFAIL bit set to ‘1’ in SDIO_STA register)."
**/
uSdHandle.Instance = SDIO;
uSdHandle.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
uSdHandle.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
uSdHandle.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
uSdHandle.Init.BusWide = SDIO_BUS_WIDE_1B;
uSdHandle.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_DISABLE;
uSdHandle.Init.ClockDiv = SDIO_TRANSFER_CLK_DIV;
HAL_SD_ErrorTypedef status;
if ((status = HAL_SD_Init(&uSdHandle, &uSdCardInfo)) != SD_OK) {
error("Failed to init sd: status=%d\n", status);
return false;
}
if ((status = HAL_SD_WideBusOperation_Config(&uSdHandle, SDIO_BUS_WIDE_4B)) != SD_OK) {
error("Failed to init wide bus mode, status=%d\n", status);
return false;
}
/* NVIC configuration for SDIO interrupts */
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
HAL_NVIC_SetPriority(SDIO_IRQn, SD_NVIC_PRIORITY, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
// try high speed mode
if ((status = HAL_SD_HighSpeed(&uSdHandle)) != SD_OK) {
error("Failed to set high speed mode, status=%d\n", status);
MatchBox::blinkOfDeath(*led, (MatchBox::BlinkCode) SDIO_HS_MODE);
}
return true;
}
