297 lines
6.5 KiB
C
297 lines
6.5 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : usbd_storage_if.c
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* @version : v2.0_Cube
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* @brief : Memory management layer.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2024 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "usbd_storage_if.h"
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/* USER CODE BEGIN INCLUDE */
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#include "bsp_driver_sd.h"
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#include "sdio.h"
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/* USER CODE END INCLUDE */
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE END PV */
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/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
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* @brief Usb device.
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* @{
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*/
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/** @defgroup USBD_STORAGE
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* @brief Usb mass storage device module
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* @{
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*/
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/** @defgroup USBD_STORAGE_Private_TypesDefinitions
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* @brief Private types.
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* @{
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*/
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/* USER CODE BEGIN PRIVATE_TYPES */
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/* USER CODE END PRIVATE_TYPES */
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/**
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* @}
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*/
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/** @defgroup USBD_STORAGE_Private_Defines
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* @brief Private defines.
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* @{
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*/
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#define STORAGE_LUN_NBR 1
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#define STORAGE_BLK_NBR 0x10000
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#define STORAGE_BLK_SIZ 0x200
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/* USER CODE BEGIN PRIVATE_DEFINES */
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/* USER CODE END PRIVATE_DEFINES */
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/**
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* @}
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*/
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/** @defgroup USBD_STORAGE_Private_Macros
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* @brief Private macros.
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* @{
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*/
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/* USER CODE BEGIN PRIVATE_MACRO */
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/* USER CODE END PRIVATE_MACRO */
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/**
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* @}
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*/
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/** @defgroup USBD_STORAGE_Private_Variables
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* @brief Private variables.
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* @{
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*/
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/* USER CODE BEGIN INQUIRY_DATA_FS */
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/** USB Mass storage Standard Inquiry Data. */
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const int8_t STORAGE_Inquirydata_FS[] = {/* 36 */
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/* LUN 0 */
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0x00,
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0x80,
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0x02,
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0x02,
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(STANDARD_INQUIRY_DATA_LEN - 5),
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0x00,
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0x00,
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0x00,
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'S', 'T', 'M', ' ', ' ', ' ', ' ', ' ', /* Manufacturer : 8 bytes */
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'P', 'r', 'o', 'd', 'u', 'c', 't', ' ', /* Product : 16 Bytes */
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' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
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'0', '.', '0' ,'1' /* Version : 4 Bytes */
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};
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/* USER CODE END INQUIRY_DATA_FS */
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/* USER CODE BEGIN PRIVATE_VARIABLES */
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/* USER CODE END PRIVATE_VARIABLES */
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/**
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* @}
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*/
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/** @defgroup USBD_STORAGE_Exported_Variables
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* @brief Public variables.
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* @{
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*/
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extern USBD_HandleTypeDef hUsbDeviceFS;
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/* USER CODE BEGIN EXPORTED_VARIABLES */
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/* USER CODE END EXPORTED_VARIABLES */
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/**
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* @}
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*/
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/** @defgroup USBD_STORAGE_Private_FunctionPrototypes
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* @brief Private functions declaration.
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* @{
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*/
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static int8_t STORAGE_Init_FS(uint8_t lun);
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static int8_t STORAGE_GetCapacity_FS(uint8_t lun, uint32_t *block_num, uint16_t *block_size);
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static int8_t STORAGE_IsReady_FS(uint8_t lun);
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static int8_t STORAGE_IsWriteProtected_FS(uint8_t lun);
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static int8_t STORAGE_Read_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
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static int8_t STORAGE_Write_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
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static int8_t STORAGE_GetMaxLun_FS(void);
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/* USER CODE BEGIN PRIVATE_FUNCTIONS_DECLARATION */
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/* USER CODE END PRIVATE_FUNCTIONS_DECLARATION */
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/**
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* @}
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*/
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USBD_StorageTypeDef USBD_Storage_Interface_fops_FS =
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{
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STORAGE_Init_FS,
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STORAGE_GetCapacity_FS,
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STORAGE_IsReady_FS,
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STORAGE_IsWriteProtected_FS,
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STORAGE_Read_FS,
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STORAGE_Write_FS,
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STORAGE_GetMaxLun_FS,
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(int8_t *)STORAGE_Inquirydata_FS
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};
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief Initializes over USB FS IP
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* @param lun:
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* @retval USBD_OK if all operations are OK else USBD_FAIL
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*/
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int8_t STORAGE_Init_FS(uint8_t lun)
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{
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/* USER CODE BEGIN 2 */
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if(BSP_SD_Init() == MSD_OK)
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{
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return (USBD_OK);
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} else
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return (USBD_FAIL);
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/* USER CODE END 2 */
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}
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/**
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* @brief .
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* @param lun: .
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* @param block_num: .
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* @param block_size: .
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* @retval USBD_OK if all operations are OK else USBD_FAIL
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*/
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int8_t STORAGE_GetCapacity_FS(uint8_t lun, uint32_t *block_num, uint16_t *block_size)
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{
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/* USER CODE BEGIN 3 */
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// *block_num = STORAGE_BLK_NBR;
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// *block_size = STORAGE_BLK_SIZ;
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*block_num = hsd.SdCard.BlockNbr;
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*block_size = hsd.SdCard.BlockSize;
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return (USBD_OK);
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/* USER CODE END 3 */
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}
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/**
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* @brief .
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* @param lun: .
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* @retval USBD_OK if all operations are OK else USBD_FAIL
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*/
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int8_t STORAGE_IsReady_FS(uint8_t lun)
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{
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/* USER CODE BEGIN 4 */
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return (USBD_OK);
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/* USER CODE END 4 */
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}
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/**
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* @brief .
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* @param lun: .
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* @retval USBD_OK if all operations are OK else USBD_FAIL
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*/
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int8_t STORAGE_IsWriteProtected_FS(uint8_t lun)
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{
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/* USER CODE BEGIN 5 */
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return (USBD_OK);
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/* USER CODE END 5 */
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}
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/**
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* @brief .
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* @param lun: .
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* @retval USBD_OK if all operations are OK else USBD_FAIL
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*/
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int8_t STORAGE_Read_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len)
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{
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/* USER CODE BEGIN 6 */
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uint32_t timeout = 100000;
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if(BSP_SD_ReadBlocks((uint32_t *)buf,(uint32_t)(blk_addr),blk_len,SD_DATATIMEOUT) == MSD_OK){
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while (BSP_SD_GetCardState() != MSD_OK){
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if(timeout-- == 0){
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return USBD_FAIL;
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}
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}
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}
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return (USBD_OK);
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/* USER CODE END 6 */
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}
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/**
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* @brief .
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* @param lun: .
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* @retval USBD_OK if all operations are OK else USBD_FAIL
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*/
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int8_t STORAGE_Write_FS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len)
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{
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/* USER CODE BEGIN 7 */
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uint32_t timeout = 100000;
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if(BSP_SD_WriteBlocks((uint32_t *)buf,(uint32_t)(blk_addr),blk_len,SD_DATATIMEOUT) == MSD_OK){
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while (BSP_SD_GetCardState() != MSD_OK){
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if(timeout-- == 0){
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return USBD_FAIL;
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}
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}
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}
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return (USBD_OK);
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/* USER CODE END 7 */
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}
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/**
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* @brief .
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* @param None
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* @retval .
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*/
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int8_t STORAGE_GetMaxLun_FS(void)
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{
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/* USER CODE BEGIN 8 */
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return (STORAGE_LUN_NBR - 1);
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/* USER CODE END 8 */
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}
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/* USER CODE BEGIN PRIVATE_FUNCTIONS_IMPLEMENTATION */
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/* USER CODE END PRIVATE_FUNCTIONS_IMPLEMENTATION */
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/**
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* @}
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*/
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/**
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* @}
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*/
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