287 lines
6.5 KiB
C
287 lines
6.5 KiB
C
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/* 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 : v1.0_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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* <h2><center>© Copyright (c) 2020 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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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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#include "./flash/bsp_qspi_flash.h"
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/* USER CODE BEGIN INCLUDE */
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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 2048
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#define STORAGE_BLK_SIZ 4096
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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_HS */
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/** USB Mass storage Standard Inquiry Data. */
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const int8_t STORAGE_Inquirydata_HS[] = {/* 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_HS */
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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 hUsbDeviceHS;
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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_HS(uint8_t lun);
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static int8_t STORAGE_GetCapacity_HS(uint8_t lun, uint32_t *block_num, uint16_t *block_size);
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static int8_t STORAGE_IsReady_HS(uint8_t lun);
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static int8_t STORAGE_IsWriteProtected_HS(uint8_t lun);
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static int8_t STORAGE_Read_HS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
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static int8_t STORAGE_Write_HS(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len);
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static int8_t STORAGE_GetMaxLun_HS(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_HS =
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{
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STORAGE_Init_HS,
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STORAGE_GetCapacity_HS,
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STORAGE_IsReady_HS,
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STORAGE_IsWriteProtected_HS,
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STORAGE_Read_HS,
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STORAGE_Write_HS,
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STORAGE_GetMaxLun_HS,
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(int8_t *)STORAGE_Inquirydata_HS
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};
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/* Private functions ---------------------------------------------------------*/
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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_Init_HS(uint8_t lun)
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{
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/* USER CODE BEGIN 9 */
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return (USBD_OK);
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/* USER CODE END 9 */
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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_HS(uint8_t lun, uint32_t *block_num, uint16_t *block_size)
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{
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/* USER CODE BEGIN 10 */
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*block_num = STORAGE_BLK_NBR;
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*block_size = STORAGE_BLK_SIZ;
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return (USBD_OK);
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/* USER CODE END 10 */
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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_HS(uint8_t lun)
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{
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/* USER CODE BEGIN 11 */
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return (USBD_OK);
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/* USER CODE END 11 */
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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_HS(uint8_t lun)
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{
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/* USER CODE BEGIN 12 */
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return (USBD_OK);
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/* USER CODE END 12 */
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}
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/**
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* @brief .
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* @param lun: .
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* @param buf: .
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* @param blk_addr: .
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* @param blk_len: .
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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_HS(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 13 */
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if( BSP_QSPI_FastRead(buf,blk_addr*STORAGE_BLK_SIZ,STORAGE_BLK_SIZ*blk_len) != 0)
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return (USBD_FAIL);
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return (USBD_OK);
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/* USER CODE END 13 */
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}
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/**
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* @brief .
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* @param lun: .
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* @param buf: .
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* @param blk_addr: .
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* @param blk_len: .
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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_HS(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 14 */
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if( BSP_QSPI_Erase_Block(blk_addr*STORAGE_BLK_SIZ) != 0)
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return (USBD_FAIL);
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if( BSP_QSPI_Write(buf,blk_addr*STORAGE_BLK_SIZ,STORAGE_BLK_SIZ*blk_len) != 0)
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return (USBD_FAIL);
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return (USBD_OK);
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/* USER CODE END 14 */
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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_HS(void)
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{
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/* USER CODE BEGIN 15 */
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return (STORAGE_LUN_NBR - 1);
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/* USER CODE END 15 */
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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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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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