341 lines
7.3 KiB
C
341 lines
7.3 KiB
C
/**
|
|
******************************************************************************
|
|
* @file usbd_storage_msd.c
|
|
* @author MCD application Team
|
|
* @version V1.1.0
|
|
* @date 19-March-2012
|
|
* @brief This file provides the disk operations functions.
|
|
******************************************************************************
|
|
* @attention
|
|
*
|
|
* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
|
|
*
|
|
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
|
|
* You may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at:
|
|
*
|
|
* http://www.st.com/software_license_agreement_liberty_v2
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "usbd_msc_mem.h"
|
|
#include "usb_conf.h"
|
|
|
|
#include "misc.h"
|
|
#include "storage.h"
|
|
#include "diskio.h"
|
|
|
|
/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
|
|
* @{
|
|
*/
|
|
|
|
|
|
/** @defgroup STORAGE
|
|
* @brief media storage application module
|
|
* @{
|
|
*/
|
|
|
|
/** @defgroup STORAGE_Private_TypesDefinitions
|
|
* @{
|
|
*/
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/** @defgroup STORAGE_Private_Defines
|
|
* @{
|
|
*/
|
|
|
|
#define STORAGE_LUN_NBR 1
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/** @defgroup STORAGE_Private_Macros
|
|
* @{
|
|
*/
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/** @defgroup STORAGE_Private_Variables
|
|
* @{
|
|
*/
|
|
/* USB Mass storage Standard Inquiry Data */
|
|
const int8_t STORAGE_Inquirydata[] = {//36
|
|
|
|
/* LUN 0 */
|
|
0x00,
|
|
0x00, // make it 0x80 for a removable drive
|
|
0x02,
|
|
0x02,
|
|
(USBD_STD_INQUIRY_LENGTH - 5),
|
|
0x00,
|
|
0x00,
|
|
0x00,
|
|
'S', 'T', 'M', ' ', ' ', ' ', ' ', ' ', /* Manufacturer : 8 bytes */
|
|
'm', 'i', 'c', 'r', 'o', 'S', 'D', ' ', /* Product : 16 Bytes */
|
|
'F', 'l', 'a', 's', 'h', ' ', ' ', ' ',
|
|
'1', '.', '0' ,'0', /* Version : 4 Bytes */
|
|
};
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/** @defgroup STORAGE_Private_FunctionPrototypes
|
|
* @{
|
|
*/
|
|
int8_t STORAGE_Init (uint8_t lun);
|
|
|
|
int8_t STORAGE_GetCapacity (uint8_t lun,
|
|
uint32_t *block_num,
|
|
uint32_t *block_size);
|
|
|
|
int8_t STORAGE_IsReady (uint8_t lun);
|
|
|
|
int8_t STORAGE_IsWriteProtected (uint8_t lun);
|
|
|
|
int8_t STORAGE_Read (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len);
|
|
|
|
int8_t STORAGE_Write (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len);
|
|
|
|
int8_t STORAGE_GetMaxLun (void);
|
|
|
|
|
|
USBD_STORAGE_cb_TypeDef USBD_MICRO_SDIO_fops =
|
|
{
|
|
STORAGE_Init,
|
|
STORAGE_GetCapacity,
|
|
STORAGE_IsReady,
|
|
STORAGE_IsWriteProtected,
|
|
STORAGE_Read,
|
|
STORAGE_Write,
|
|
STORAGE_GetMaxLun,
|
|
(int8_t *)STORAGE_Inquirydata,
|
|
};
|
|
|
|
USBD_STORAGE_cb_TypeDef *USBD_STORAGE_fops = &USBD_MICRO_SDIO_fops;
|
|
/*
|
|
#ifndef USE_STM3210C_EVAL
|
|
extern SD_CardInfo SDCardInfo;
|
|
#endif
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/** @defgroup STORAGE_Private_Functions
|
|
* @{
|
|
*/
|
|
|
|
|
|
/**
|
|
* @brief Initialize the storage medium
|
|
* @param lun : logical unit number
|
|
* @retval Status
|
|
*/
|
|
|
|
int8_t STORAGE_Init (uint8_t lun)
|
|
{
|
|
/*
|
|
#ifndef USE_STM3210C_EVAL
|
|
NVIC_InitTypeDef NVIC_InitStructure;
|
|
NVIC_InitStructure.NVIC_IRQChannel = SDIO_IRQn;
|
|
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =0;
|
|
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
|
|
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
|
|
NVIC_Init(&NVIC_InitStructure);
|
|
#endif
|
|
if( SD_Init() != 0)
|
|
{
|
|
return (-1);
|
|
}
|
|
*/
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
/**
|
|
* @brief return medium capacity and block size
|
|
* @param lun : logical unit number
|
|
* @param block_num : number of physical block
|
|
* @param block_size : size of a physical block
|
|
* @retval Status
|
|
*/
|
|
int8_t STORAGE_GetCapacity (uint8_t lun, uint32_t *block_num, uint32_t *block_size)
|
|
{
|
|
/*
|
|
#ifdef USE_STM3210C_EVAL
|
|
SD_CardInfo SDCardInfo;
|
|
|
|
SD_GetCardInfo(&SDCardInfo);
|
|
|
|
#else
|
|
if(SD_GetStatus() != 0 )
|
|
{
|
|
return (-1);
|
|
}
|
|
#endif
|
|
*/
|
|
|
|
|
|
*block_size = storage_get_block_size();
|
|
//*block_num = SDCardInfo.CardCapacity / 512;
|
|
*block_num = storage_get_block_count();
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
/**
|
|
* @brief check whether the medium is ready
|
|
* @param lun : logical unit number
|
|
* @retval Status
|
|
*/
|
|
int8_t STORAGE_IsReady (uint8_t lun)
|
|
{
|
|
/*
|
|
#ifndef USE_STM3210C_EVAL
|
|
|
|
static int8_t last_status = 0;
|
|
|
|
if(last_status < 0)
|
|
{
|
|
SD_Init();
|
|
last_status = 0;
|
|
}
|
|
|
|
if(SD_GetStatus() != 0)
|
|
{
|
|
last_status = -1;
|
|
return (-1);
|
|
}
|
|
#else
|
|
if( SD_Init() != 0)
|
|
{
|
|
return (-1);
|
|
}
|
|
#endif
|
|
*/
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* @brief check whether the medium is write-protected
|
|
* @param lun : logical unit number
|
|
* @retval Status
|
|
*/
|
|
int8_t STORAGE_IsWriteProtected (uint8_t lun)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* @brief Read data from the medium
|
|
* @param lun : logical unit number
|
|
* @param buf : Pointer to the buffer to save data
|
|
* @param blk_addr : address of 1st block to be read
|
|
* @param blk_len : nmber of blocks to be read
|
|
* @retval Status
|
|
*/
|
|
int8_t STORAGE_Read (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len)
|
|
{
|
|
/*
|
|
if( SD_ReadMultiBlocks (buf,
|
|
blk_addr * 512,
|
|
512,
|
|
blk_len) != 0)
|
|
{
|
|
return -1;
|
|
}
|
|
#ifndef USE_STM3210C_EVAL
|
|
SD_WaitReadOperation();
|
|
while (SD_GetStatus() != SD_TRANSFER_OK);
|
|
#endif
|
|
*/
|
|
disk_read(0, buf, blk_addr, blk_len);
|
|
return 0;
|
|
}
|
|
/**
|
|
* @brief Write data to the medium
|
|
* @param lun : logical unit number
|
|
* @param buf : Pointer to the buffer to write from
|
|
* @param blk_addr : address of 1st block to be written
|
|
* @param blk_len : nmber of blocks to be read
|
|
* @retval Status
|
|
*/
|
|
int8_t STORAGE_Write (uint8_t lun,
|
|
uint8_t *buf,
|
|
uint32_t blk_addr,
|
|
uint16_t blk_len)
|
|
{
|
|
|
|
/*
|
|
if( SD_WriteMultiBlocks (buf,
|
|
blk_addr * 512,
|
|
512,
|
|
blk_len) != 0)
|
|
{
|
|
return -1;
|
|
}
|
|
#ifndef USE_STM3210C_EVAL
|
|
SD_WaitWriteOperation();
|
|
while (SD_GetStatus() != SD_TRANSFER_OK);
|
|
#endif
|
|
*/
|
|
disk_write(0, buf, blk_addr, blk_len);
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* @brief Return number of supported logical unit
|
|
* @param None
|
|
* @retval number of logical unit
|
|
*/
|
|
|
|
int8_t STORAGE_GetMaxLun (void)
|
|
{
|
|
return (STORAGE_LUN_NBR - 1);
|
|
}
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
|
|