mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-11 07:12:09 +03:00
4d6b170769
* Fixing compiler warnings with -Wextra * More warnings suppression, WIP * Even more warning fixes * Added new lines at end of text files. * Padding fix * Additional fixes to warnings on different build configurations; added -Wextra to default build pipeline * Fixes for Secplus v1 * -additional warnings * +-Wredundant-decls fixes * FuriHal: print stack overflow task name in console * FuriHal: add missing include Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
124 lines
3.7 KiB
C
124 lines
3.7 KiB
C
/**
|
|
******************************************************************************
|
|
* @file ff_gen_drv.c
|
|
* @author MCD Application Team
|
|
* @brief FatFs generic low level driver.
|
|
*****************************************************************************
|
|
* @attention
|
|
*
|
|
* Copyright (c) 2017 STMicroelectronics. All rights reserved.
|
|
*
|
|
* This software component is licensed by ST under BSD 3-Clause license,
|
|
* the "License"; You may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at:
|
|
* opensource.org/licenses/BSD-3-Clause
|
|
*
|
|
******************************************************************************
|
|
**/
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "ff_gen_drv.h"
|
|
|
|
/* Private typedef -----------------------------------------------------------*/
|
|
/* Private define ------------------------------------------------------------*/
|
|
/* Private variables ---------------------------------------------------------*/
|
|
Disk_drvTypeDef disk = {{0},{0},{0},0};
|
|
|
|
/* Private function prototypes -----------------------------------------------*/
|
|
/* Private functions ---------------------------------------------------------*/
|
|
|
|
/**
|
|
* @brief Links a compatible diskio driver/lun id and increments the number of active
|
|
* linked drivers.
|
|
* @note The number of linked drivers (volumes) is up to 10 due to FatFs limits.
|
|
* @param drv: pointer to the disk IO Driver structure
|
|
* @param path: pointer to the logical drive path
|
|
* @param lun : only used for USB Key Disk to add multi-lun management
|
|
else the parameter must be equal to 0
|
|
* @retval Returns 0 in case of success, otherwise 1.
|
|
*/
|
|
uint8_t FATFS_LinkDriverEx(const Diskio_drvTypeDef *drv, char *path, uint8_t lun)
|
|
{
|
|
uint8_t ret = 1;
|
|
uint8_t DiskNum = 0;
|
|
|
|
if(disk.nbr < _VOLUMES)
|
|
{
|
|
disk.is_initialized[disk.nbr] = 0;
|
|
disk.drv[disk.nbr] = drv;
|
|
disk.lun[disk.nbr] = lun;
|
|
DiskNum = disk.nbr++;
|
|
path[0] = DiskNum + '0';
|
|
path[1] = ':';
|
|
path[2] = '/';
|
|
path[3] = 0;
|
|
ret = 0;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Links a compatible diskio driver and increments the number of active
|
|
* linked drivers.
|
|
* @note The number of linked drivers (volumes) is up to 10 due to FatFs limits
|
|
* @param drv: pointer to the disk IO Driver structure
|
|
* @param path: pointer to the logical drive path
|
|
* @retval Returns 0 in case of success, otherwise 1.
|
|
*/
|
|
uint8_t FATFS_LinkDriver(const Diskio_drvTypeDef *drv, char *path)
|
|
{
|
|
return FATFS_LinkDriverEx(drv, path, 0);
|
|
}
|
|
|
|
/**
|
|
* @brief Unlinks a diskio driver and decrements the number of active linked
|
|
* drivers.
|
|
* @param path: pointer to the logical drive path
|
|
* @param lun : not used
|
|
* @retval Returns 0 in case of success, otherwise 1.
|
|
*/
|
|
uint8_t FATFS_UnLinkDriverEx(char *path, uint8_t lun)
|
|
{
|
|
(void)lun;
|
|
uint8_t DiskNum = 0;
|
|
uint8_t ret = 1;
|
|
|
|
if(disk.nbr >= 1)
|
|
{
|
|
DiskNum = path[0] - '0';
|
|
if(disk.drv[DiskNum] != 0)
|
|
{
|
|
disk.drv[DiskNum] = 0;
|
|
disk.lun[DiskNum] = 0;
|
|
disk.nbr--;
|
|
ret = 0;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Unlinks a diskio driver and decrements the number of active linked
|
|
* drivers.
|
|
* @param path: pointer to the logical drive path
|
|
* @retval Returns 0 in case of success, otherwise 1.
|
|
*/
|
|
uint8_t FATFS_UnLinkDriver(char *path)
|
|
{
|
|
return FATFS_UnLinkDriverEx(path, 0);
|
|
}
|
|
|
|
/**
|
|
* @brief Gets number of linked drivers to the FatFs module.
|
|
* @param None
|
|
* @retval Number of attached drivers.
|
|
*/
|
|
uint8_t FATFS_GetAttachedDriversNbr(void)
|
|
{
|
|
return disk.nbr;
|
|
}
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
|
|