Initialize other pheripherals
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181
Middlewares/Third_Party/FatFs/src/diskio.c
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181
Middlewares/Third_Party/FatFs/src/diskio.c
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/*-----------------------------------------------------------------------*/
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/* Low level disk I/O module skeleton for FatFs (C)ChaN, 2017 */
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/* */
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/* Portions COPYRIGHT 2017 STMicroelectronics */
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/* Portions Copyright (C) 2017, ChaN, all right reserved */
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/*-----------------------------------------------------------------------*/
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/* If a working storage control module is available, it should be */
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/* attached to the FatFs via a glue function rather than modifying it. */
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/* This is an example of glue functions to attach various existing */
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/* storage control modules to the FatFs module with a defined API. */
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/*-----------------------------------------------------------------------*/
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/**
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******************************************************************************
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*
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* <h2><center>© Copyright (c) 2017 STMicroelectronics International N.V.
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* All rights reserved.</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions are met:
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*
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* 1. Redistribution of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of other
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* contributors to this software may be used to endorse or promote products
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* derived from this software without specific written permission.
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* 4. This software, including modifications and/or derivative works of this
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* software, must execute solely and exclusively on microcontroller or
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* microprocessor devices manufactured by or for STMicroelectronics.
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* 5. Redistribution and use of this software other than as permitted under
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* this license is void and will automatically terminate your rights under
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* this license.
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*
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* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
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* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
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* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "diskio.h"
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#include "ff_gen_drv.h"
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#if defined ( __GNUC__ )
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#ifndef __weak
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#define __weak __attribute__((weak))
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#endif
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#endif
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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extern Disk_drvTypeDef disk;
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/* Private function prototypes -----------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief Gets Disk Status
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* @param pdrv: Physical drive number (0..)
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* @retval DSTATUS: Operation status
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*/
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DSTATUS disk_status (
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BYTE pdrv /* Physical drive number to identify the drive */
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)
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{
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DSTATUS stat;
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stat = disk.drv[pdrv]->disk_status(disk.lun[pdrv]);
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return stat;
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}
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/**
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* @brief Initializes a Drive
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* @param pdrv: Physical drive number (0..)
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* @retval DSTATUS: Operation status
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*/
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DSTATUS disk_initialize (
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BYTE pdrv /* Physical drive nmuber to identify the drive */
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)
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{
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DSTATUS stat = RES_OK;
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if(disk.is_initialized[pdrv] == 0)
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{
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disk.is_initialized[pdrv] = 1;
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stat = disk.drv[pdrv]->disk_initialize(disk.lun[pdrv]);
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}
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return stat;
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}
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/**
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* @brief Reads Sector(s)
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* @param pdrv: Physical drive number (0..)
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* @param *buff: Data buffer to store read data
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* @param sector: Sector address (LBA)
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* @param count: Number of sectors to read (1..128)
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* @retval DRESULT: Operation result
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*/
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DRESULT disk_read (
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BYTE pdrv, /* Physical drive nmuber to identify the drive */
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BYTE *buff, /* Data buffer to store read data */
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DWORD sector, /* Sector address in LBA */
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UINT count /* Number of sectors to read */
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)
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{
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DRESULT res;
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res = disk.drv[pdrv]->disk_read(disk.lun[pdrv], buff, sector, count);
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return res;
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}
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/**
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* @brief Writes Sector(s)
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* @param pdrv: Physical drive number (0..)
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* @param *buff: Data to be written
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* @param sector: Sector address (LBA)
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* @param count: Number of sectors to write (1..128)
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* @retval DRESULT: Operation result
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*/
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#if _USE_WRITE == 1
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DRESULT disk_write (
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BYTE pdrv, /* Physical drive nmuber to identify the drive */
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const BYTE *buff, /* Data to be written */
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DWORD sector, /* Sector address in LBA */
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UINT count /* Number of sectors to write */
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)
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{
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DRESULT res;
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res = disk.drv[pdrv]->disk_write(disk.lun[pdrv], buff, sector, count);
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return res;
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}
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#endif /* _USE_WRITE == 1 */
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/**
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* @brief I/O control operation
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* @param pdrv: Physical drive number (0..)
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* @param cmd: Control code
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* @param *buff: Buffer to send/receive control data
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* @retval DRESULT: Operation result
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*/
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#if _USE_IOCTL == 1
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DRESULT disk_ioctl (
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BYTE pdrv, /* Physical drive nmuber (0..) */
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BYTE cmd, /* Control code */
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void *buff /* Buffer to send/receive control data */
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)
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{
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DRESULT res;
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res = disk.drv[pdrv]->disk_ioctl(disk.lun[pdrv], cmd, buff);
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return res;
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}
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#endif /* _USE_IOCTL == 1 */
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/**
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* @brief Gets Time from RTC
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* @param None
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* @retval Time in DWORD
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*/
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__weak DWORD get_fattime (void)
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{
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return 0;
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}
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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