You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
318 lines
10 KiB
318 lines
10 KiB
/**
|
|
******************************************************************************
|
|
* @file : usbd_storage_if.c
|
|
* @brief : Memory management layer
|
|
******************************************************************************
|
|
* This notice applies to any and all portions of this file
|
|
* that are not between comment pairs USER CODE BEGIN and
|
|
* USER CODE END. Other portions of this file, whether
|
|
* inserted by the user or by software development tools
|
|
* are owned by their respective copyright owners.
|
|
*
|
|
* Copyright (c) 2017 STMicroelectronics International N.V.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted, provided that the following conditions are met:
|
|
*
|
|
* 1. Redistribution of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
* 3. Neither the name of STMicroelectronics nor the names of other
|
|
* contributors to this software may be used to endorse or promote products
|
|
* derived from this software without specific written permission.
|
|
* 4. This software, including modifications and/or derivative works of this
|
|
* software, must execute solely and exclusively on microcontroller or
|
|
* microprocessor devices manufactured by or for STMicroelectronics.
|
|
* 5. Redistribution and use of this software other than as permitted under
|
|
* this license is void and will automatically terminate your rights under
|
|
* this license.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
|
|
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
|
|
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
|
|
* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
|
|
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
|
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
|
|
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "platform.h"
|
|
#include "platform/status_led.h"
|
|
#include "usbd_storage_if.h"
|
|
/* USER CODE BEGIN INCLUDE */
|
|
#include "vfs/vfs_manager.h"
|
|
/* USER CODE END INCLUDE */
|
|
|
|
/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
|
|
* @{
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE
|
|
* @brief usbd core module
|
|
* @{
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE_Private_TypesDefinitions
|
|
* @{
|
|
*/
|
|
/* USER CODE BEGIN PRIVATE_TYPES */
|
|
/* USER CODE END PRIVATE_TYPES */
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE_Private_Defines
|
|
* @{
|
|
*/
|
|
#define STORAGE_LUN_NBR 1
|
|
#define STORAGE_BLK_NBR 0x10000
|
|
#define STORAGE_BLK_SIZ 0x200
|
|
|
|
/* USER CODE BEGIN PRIVATE_DEFINES */
|
|
/* USER CODE END PRIVATE_DEFINES */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE_Private_Macros
|
|
* @{
|
|
*/
|
|
/* USER CODE BEGIN PRIVATE_MACRO */
|
|
/* USER CODE END PRIVATE_MACRO */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE_IF_Private_Variables
|
|
* @{
|
|
*/
|
|
/* USER CODE BEGIN INQUIRY_DATA_FS */
|
|
/* USB Mass storage Standard Inquiry Data */
|
|
uint8_t STORAGE_Inquirydata_FS[] = {/* 36 */
|
|
/* LUN 0 */
|
|
0x00,
|
|
0x80,
|
|
0x02,
|
|
0x02,
|
|
(STANDARD_INQUIRY_DATA_LEN - 5),
|
|
0x00,
|
|
0x00,
|
|
0x00,
|
|
// Those strings are visible in dmesg, probably nowhere else.
|
|
'M', 'E', 'G', 'A', 'P', 'I', 'G', ' ', /* Manufacturer : 8 bytes */
|
|
'G', 'E', 'X', ' ', 'G', 'P', 'I', 'O', /* Product : 16 Bytes */
|
|
'-', 'E', 'x', 'p', 'a', 'n', 'd', 'r',
|
|
'0', '.', '0' ,'1', /* Version : 4 Bytes */
|
|
};
|
|
/* USER CODE END INQUIRY_DATA_FS */
|
|
|
|
/* USER CODE BEGIN PRIVATE_VARIABLES */
|
|
/* USER CODE END PRIVATE_VARIABLES */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE_IF_Exported_Variables
|
|
* @{
|
|
*/
|
|
extern USBD_HandleTypeDef hUsbDeviceFS;
|
|
/* USER CODE BEGIN EXPORTED_VARIABLES */
|
|
/* USER CODE END EXPORTED_VARIABLES */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup USBD_STORAGE_Private_FunctionPrototypes
|
|
* @{
|
|
*/
|
|
static int8_t STORAGE_Init_FS (uint8_t lun);
|
|
static int8_t STORAGE_GetCapacity_FS (uint8_t lun,
|
|
uint32_t *block_num,
|
|
uint16_t *block_size);
|
|
static int8_t STORAGE_IsReady_FS (uint8_t lun);
|
|
static int8_t STORAGE_IsWriteProtected_FS (uint8_t lun);
|
|
static int8_t STORAGE_Read_FS (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len);
|
|
static int8_t STORAGE_Write_FS (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len);
|
|
static int8_t STORAGE_GetMaxLun_FS (void);
|
|
|
|
/* USER CODE BEGIN PRIVATE_FUNCTIONS_DECLARATION */
|
|
/* USER CODE END PRIVATE_FUNCTIONS_DECLARATION */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
USBD_StorageTypeDef USBD_Storage_Interface_fops_FS =
|
|
{
|
|
STORAGE_Init_FS,
|
|
STORAGE_GetCapacity_FS,
|
|
STORAGE_IsReady_FS,
|
|
STORAGE_IsWriteProtected_FS,
|
|
STORAGE_Read_FS,
|
|
STORAGE_Write_FS,
|
|
STORAGE_GetMaxLun_FS,
|
|
(int8_t *)STORAGE_Inquirydata_FS,
|
|
};
|
|
|
|
/* Private functions ---------------------------------------------------------*/
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_Init_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_Init_FS (uint8_t lun)
|
|
{
|
|
/* USER CODE BEGIN 2 */
|
|
dbg("MSC init request");
|
|
vfs_mngr_fs_enable(1);
|
|
return (USBD_OK);
|
|
/* USER CODE END 2 */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_GetCapacity_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_GetCapacity_FS (uint8_t lun, uint32_t *block_num, uint16_t *block_size)
|
|
{
|
|
/* USER CODE BEGIN 3 */
|
|
// *block_num = STORAGE_BLK_NBR;
|
|
// *block_size = STORAGE_BLK_SIZ;
|
|
// we have only one LUN
|
|
*block_num = vfs_info.BlockCount;
|
|
*block_size = vfs_info.BlockSize;
|
|
vfs_printf("Get Capacity: %"PRIu32" sectors x %"PRIu16" bytes", *block_num, *block_size);
|
|
return (USBD_OK);
|
|
/* USER CODE END 3 */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_IsReady_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_IsReady_FS (uint8_t lun)
|
|
{
|
|
/* USER CODE BEGIN 4 */
|
|
// dbg("STORAGE_IsReady_FS? %d", vfs_info.MediaReady);
|
|
|
|
// Media change - no re-plug
|
|
if (vfs_info.MediaChanged) {
|
|
vfs_info.MediaChanged = false; // unset the flag
|
|
return -1; // Notify about media change
|
|
}
|
|
|
|
// Plug out/in
|
|
return vfs_info.MediaReady ? USBD_OK : USBD_BUSY;
|
|
// return (USBD_OK);
|
|
/* USER CODE END 4 */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_IsWriteProtected_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_IsWriteProtected_FS (uint8_t lun)
|
|
{
|
|
/* USER CODE BEGIN 5 */
|
|
// dbg("STORAGE_IsWriteProtected_FS? no");
|
|
return false;
|
|
// return (USBD_OK);
|
|
/* USER CODE END 5 */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_Read_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_Read_FS (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len)
|
|
{
|
|
/* USER CODE BEGIN 6 */
|
|
// dbg("rd lun %d adr %d len %d", lun, blk_addr, blk_len);
|
|
vfs_if_usbd_msc_read_sect(blk_addr, buf, blk_len); // ????
|
|
return (USBD_OK);
|
|
/* USER CODE END 6 */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_Write_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_Write_FS (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len)
|
|
{
|
|
/* USER CODE BEGIN 7 */
|
|
// dbg("STORAGE_Write_FS");
|
|
vfs_if_usbd_msc_write_sect(blk_addr, buf, blk_len); // ???
|
|
return (USBD_OK);
|
|
/* USER CODE END 7 */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Function Name : STORAGE_GetMaxLun_FS
|
|
* Description :
|
|
* Input : None.
|
|
* Output : None.
|
|
* Return : None.
|
|
*******************************************************************************/
|
|
int8_t STORAGE_GetMaxLun_FS (void)
|
|
{
|
|
/* USER CODE BEGIN 8 */
|
|
return 0; // we have 1 LUN
|
|
// return (STORAGE_LUN_NBR - 1);
|
|
/* USER CODE END 8 */
|
|
}
|
|
|
|
/* USER CODE BEGIN PRIVATE_FUNCTIONS_IMPLEMENTATION */
|
|
/* USER CODE END PRIVATE_FUNCTIONS_IMPLEMENTATION */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
|
|