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/* ... */
/* ... */
#include "stm32469i_eval_sd.h"
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
SD_HandleTypeDef uSdHandle;
static uint8_t UseExtiModeDetection = 0;
/* ... */
/* ... */
/* ... */
/* ... */
/* ... */
uint8_t BSP_SD_Init(void)
{
uint8_t sd_state = MSD_OK;
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_ENABLE;
uSdHandle.Init.ClockDiv = SDIO_TRANSFER_CLK_DIV;
BSP_IO_Init();
BSP_IO_ConfigPin(SD_DETECT_PIN, IO_MODE_INPUT_PU);
if(BSP_SD_IsDetected() != SD_PRESENT)
{
return MSD_ERROR_SD_NOT_PRESENT;
}if (BSP_SD_IsDetected() != SD_PRESENT) { ... }
BSP_SD_MspInit(&uSdHandle, NULL);
if(HAL_SD_Init(&uSdHandle) != HAL_OK)
{
sd_state = MSD_ERROR;
}if (HAL_SD_Init(&uSdHandle) != HAL_OK) { ... }
if(sd_state == MSD_OK)
{
if(HAL_SD_ConfigWideBusOperation(&uSdHandle, SDIO_BUS_WIDE_4B) != HAL_OK)
{
sd_state = MSD_ERROR;
}if (HAL_SD_ConfigWideBusOperation(&uSdHandle, SDIO_BUS_WIDE_4B) != HAL_OK) { ... }
else
{
sd_state = MSD_OK;
}else { ... }
}if (sd_state == MSD_OK) { ... }
return sd_state;
}{ ... }
/* ... */
uint8_t BSP_SD_DeInit(void)
{
uint8_t sd_state = MSD_OK;
uSdHandle.Instance = SDIO;
UseExtiModeDetection = 0;
BSP_IO_ConfigPin(SD_DETECT_PIN, IO_MODE_INPUT_PU);
if(HAL_SD_DeInit(&uSdHandle) != HAL_OK)
{
sd_state = MSD_ERROR;
}if (HAL_SD_DeInit(&uSdHandle) != HAL_OK) { ... }
uSdHandle.Instance = SDIO;
BSP_SD_MspDeInit(&uSdHandle, NULL);
return sd_state;
}{ ... }
/* ... */
uint8_t BSP_SD_ITConfig(void)
{
UseExtiModeDetection = 1;
BSP_SD_IsDetected();
return 0;
}{ ... }
/* ... */
uint8_t BSP_SD_IsDetected(void)
{
__IO uint8_t status = SD_PRESENT;
if((BSP_IO_ReadPin(SD_DETECT_PIN)&SD_DETECT_PIN) != SD_DETECT_PIN)
{
if (UseExtiModeDetection)
BSP_IO_ConfigPin(SD_DETECT_PIN, IO_MODE_IT_RISING_EDGE_PU);
}if ((BSP_IO_ReadPin(SD_DETECT_PIN)&SD_DETECT_PIN) != SD_DETECT_PIN) { ... }
else
{
status = SD_NOT_PRESENT;
if (UseExtiModeDetection)
BSP_IO_ConfigPin(SD_DETECT_PIN, IO_MODE_IT_FALLING_EDGE_PU);
}else { ... }
return status;
}{ ... }
/* ... */
uint8_t BSP_SD_ReadBlocks(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks, uint32_t Timeout)
{
if(HAL_SD_ReadBlocks(&uSdHandle, (uint8_t *)pData, ReadAddr, NumOfBlocks, Timeout) != HAL_OK)
{
return MSD_ERROR;
}if (HAL_SD_ReadBlocks(&uSdHandle, (uint8_t *)pData, ReadAddr, NumOfBlocks, Timeout) != HAL_OK) { ... }
else
{
return MSD_OK;
}else { ... }
}{ ... }
/* ... */
uint8_t BSP_SD_WriteBlocks(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks, uint32_t Timeout)
{
if(HAL_SD_WriteBlocks(&uSdHandle, (uint8_t *)pData, WriteAddr, NumOfBlocks, Timeout) != HAL_OK)
{
return MSD_ERROR;
}if (HAL_SD_WriteBlocks(&uSdHandle, (uint8_t *)pData, WriteAddr, NumOfBlocks, Timeout) != HAL_OK) { ... }
else
{
return MSD_OK;
}else { ... }
}{ ... }
/* ... */
uint8_t BSP_SD_ReadBlocks_DMA(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks)
{
if(HAL_SD_ReadBlocks_DMA(&uSdHandle, (uint8_t *)pData, ReadAddr, NumOfBlocks) != HAL_OK)
{
return MSD_ERROR;
}if (HAL_SD_ReadBlocks_DMA(&uSdHandle, (uint8_t *)pData, ReadAddr, NumOfBlocks) != HAL_OK) { ... }
else
{
return MSD_OK;
}else { ... }
}{ ... }
/* ... */
uint8_t BSP_SD_WriteBlocks_DMA(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks)
{
if(HAL_SD_WriteBlocks_DMA(&uSdHandle, (uint8_t *)pData, WriteAddr, NumOfBlocks) != HAL_OK)
{
return MSD_ERROR;
}if (HAL_SD_WriteBlocks_DMA(&uSdHandle, (uint8_t *)pData, WriteAddr, NumOfBlocks) != HAL_OK) { ... }
else
{
return MSD_OK;
}else { ... }
}{ ... }
/* ... */
uint8_t BSP_SD_Erase(uint32_t StartAddr, uint32_t EndAddr)
{
if(HAL_SD_Erase(&uSdHandle, StartAddr, EndAddr) != HAL_OK)
{
return MSD_ERROR;
}if (HAL_SD_Erase(&uSdHandle, StartAddr, EndAddr) != HAL_OK) { ... }
else
{
return MSD_OK;
}else { ... }
}{ ... }
/* ... */
__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;
BSP_IO_ConfigPin(RSTI_PIN, IO_MODE_OUTPUT);
BSP_IO_ConfigPin(XSDN_PIN, IO_MODE_OUTPUT);
BSP_IO_WritePin(XSDN_PIN, BSP_IO_PIN_RESET);
BSP_IO_WritePin(RSTI_PIN, BSP_IO_PIN_RESET);
HAL_Delay(100);
__HAL_RCC_SDIO_CLK_ENABLE();
__DMAx_TxRx_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
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;
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);
gpio_init_structure.Pin = GPIO_PIN_2;
HAL_GPIO_Init(GPIOD, &gpio_init_structure);
HAL_NVIC_SetPriority(SDIO_IRQn, 0x0E, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
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;
__HAL_LINKDMA(hsd, hdmarx, dma_rx_handle);
HAL_DMA_DeInit(&dma_rx_handle);
HAL_DMA_Init(&dma_rx_handle);
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;
__HAL_LINKDMA(hsd, hdmatx, dma_tx_handle);
HAL_DMA_DeInit(&dma_tx_handle);
HAL_DMA_Init(&dma_tx_handle);
HAL_NVIC_SetPriority(SD_DMAx_Rx_IRQn, 0x0F, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Rx_IRQn);
HAL_NVIC_SetPriority(SD_DMAx_Tx_IRQn, 0x0F, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Tx_IRQn);
}{ ... }
/* ... */
__weak void BSP_SD_MspDeInit(SD_HandleTypeDef *hsd, void *Params)
{
static DMA_HandleTypeDef dma_rx_handle;
static DMA_HandleTypeDef dma_tx_handle;
HAL_NVIC_DisableIRQ(SD_DMAx_Rx_IRQn);
HAL_NVIC_DisableIRQ(SD_DMAx_Tx_IRQn);
dma_rx_handle.Instance = SD_DMAx_Rx_STREAM;
HAL_DMA_DeInit(&dma_rx_handle);
dma_tx_handle.Instance = SD_DMAx_Tx_STREAM;
HAL_DMA_DeInit(&dma_tx_handle);
HAL_NVIC_DisableIRQ(SDIO_IRQn);
/* ... */
__HAL_RCC_SDIO_CLK_DISABLE();
/* ... */
}{ ... }
/* ... */
uint8_t BSP_SD_GetCardState(void)
{
return((HAL_SD_GetCardState(&uSdHandle) == HAL_SD_CARD_TRANSFER ) ? SD_TRANSFER_OK : SD_TRANSFER_BUSY);
}{ ... }
/* ... */
void BSP_SD_GetCardInfo(HAL_SD_CardInfoTypeDef *CardInfo)
{
HAL_SD_GetCardInfo(&uSdHandle, CardInfo);
}{ ... }
/* ... */
void HAL_SD_AbortCallback(SD_HandleTypeDef *hsd)
{
BSP_SD_AbortCallback();
}{ ... }
/* ... */
void HAL_SD_TxCpltCallback(SD_HandleTypeDef *hsd)
{
BSP_SD_WriteCpltCallback();
}{ ... }
/* ... */
void HAL_SD_RxCpltCallback(SD_HandleTypeDef *hsd)
{
BSP_SD_ReadCpltCallback();
}{ ... }
/* ... */
__weak void BSP_SD_AbortCallback(void)
{
}{ ... }
/* ... */
__weak void BSP_SD_WriteCpltCallback(void)
{
}{ ... }
/* ... */
__weak void BSP_SD_ReadCpltCallback(void)
{
}{ ... }
/* ... */
/* ... */
/* ... */
/* ... */