508 lines
12 KiB
C
508 lines
12 KiB
C
![]() |
/*-----------------------------------------------------------------------*/
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/* Low level disk I/O module skeleton for FatFs (C)ChaN, 2016 */
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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 exsisting */
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/* storage control modules to the FatFs module with a defined API. */
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/*-----------------------------------------------------------------------*/
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#include <common/bk_include.h>
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#include <os/mem.h>
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#include "ff.h"
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#include "sdcard.h"
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#include "sdcard_pub.h"
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#include "bk_drv_model.h"
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#include "bk_sys_ctrl.h"
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#include "diskio.h" /* FatFs lower layer API */
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#include "bk_uart.h"
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#include "driver_udisk.h"
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#include "driver/sd_card.h"
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#include <driver/flash.h>
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#include <driver/flash_partition.h>
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#if CONFIG_SDCARD_POWER_GPIO_CTRL
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#include <driver/gpio.h>
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#include "gpio_map.h"
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#define SDCARD_LDO_POWER_CONTROL_WAIT_TIME_MS 10000
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#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
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static beken_timer_t sdcard_ldo_power_control_timer;
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static bool s_disk_io_sdcard_init_flag = 0;
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#endif
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static bool s_disk_io_sdcard_ldo_power_flag = 0;
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#endif
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#if (CONFIG_SDCARD)
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static bk_err_t sdcard_ldo_power_enable(uint8_t enable)
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{
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#if (CONFIG_SDCARD_POWER_GPIO_CTRL)
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if (enable) {
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bk_gpio_ctrl_external_ldo(GPIO_CTRL_LDO_MODULE_SDIO, SDCARD_LDO_CTRL_GPIO, GPIO_OUTPUT_STATE_HIGH);
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s_disk_io_sdcard_ldo_power_flag = 1;
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} else {
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bk_gpio_ctrl_external_ldo(GPIO_CTRL_LDO_MODULE_SDIO, SDCARD_LDO_CTRL_GPIO, GPIO_OUTPUT_STATE_LOW);
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s_disk_io_sdcard_ldo_power_flag = 0;
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}
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#endif
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return BK_OK;
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}
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static void sdcard_no_operation_timeout_callback(void *param)
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{
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#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
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rtos_stop_timer(&sdcard_ldo_power_control_timer);
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bk_sd_card_deinit();
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sdcard_ldo_power_enable(0);
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#endif
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}
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static void sdcard_operation_timing_initialize_start()
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{
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#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
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if(sdcard_ldo_power_control_timer.handle == NULL)
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{
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rtos_init_timer(&sdcard_ldo_power_control_timer,
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SDCARD_LDO_POWER_CONTROL_WAIT_TIME_MS,
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sdcard_no_operation_timeout_callback,
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(void *)NULL);
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}
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rtos_start_timer(&sdcard_ldo_power_control_timer);
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s_disk_io_sdcard_init_flag = 1;
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#endif
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}
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static void sdcard_operation_timing_uninitialize_stop()
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{
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#if (CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE)
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rtos_stop_timer(&sdcard_ldo_power_control_timer);
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if(sdcard_ldo_power_control_timer.handle)
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{
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rtos_deinit_timer(&sdcard_ldo_power_control_timer);
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os_memset(&sdcard_ldo_power_control_timer, 0, sizeof(sdcard_ldo_power_control_timer));
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}
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s_disk_io_sdcard_init_flag = 0;
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#endif
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}
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static void sdcard_operation_timing_reload()
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{
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#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
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if(s_disk_io_sdcard_init_flag && !s_disk_io_sdcard_ldo_power_flag) {
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sdcard_ldo_power_enable(1);
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bk_sd_card_init();
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rtos_start_timer(&sdcard_ldo_power_control_timer);
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} else
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rtos_reload_timer(&sdcard_ldo_power_control_timer);
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#endif
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}
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static void sdcard_operation_err_reset()
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{
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#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
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rtos_stop_timer(&sdcard_ldo_power_control_timer);
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rtos_start_timer(&sdcard_ldo_power_control_timer);
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rtos_reload_timer(&sdcard_ldo_power_control_timer);
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#endif
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bk_sd_card_deinit();
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bk_sd_card_init();
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}
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#endif
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#define FLASH_SECTOR_SIZE 512
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/* Definitions of physical drive number for each drive */
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#define DEV_RAM DISK_NUMBER_RAM /* Example: Map Ramdisk to physical drive 0 */
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#define DEV_SD DISK_NUMBER_SDIO_SD /* Example: Map MMC/SD card to physical drive 1 */
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#define DEV_USB DISK_NUMBER_UDISK /* Example: Map USB MSD to physical drive 2 */
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#define DEV_FLASH DISK_NUMBER_FLASH /* Example: Map USB MSD to physical drive 3 */
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//static DD_HANDLE usb_hdl =DD_HANDLE_UNVALID;
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/*-----------------------------------------------------------------------*/
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/* Get Drive Status */
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/*-----------------------------------------------------------------------*/
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DSTATUS disk_status (
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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 = STA_NOINIT;
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switch (pdrv) {
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case DEV_RAM:
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return stat;
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case DEV_SD :
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stat = RES_OK;
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return stat;
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case DEV_USB :
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stat = RES_OK;
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return stat;
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case DEV_FLASH :
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stat = RES_OK;
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return stat;
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default:
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break;
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}
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return STA_NOINIT;
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}
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/*-----------------------------------------------------------------------*/
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/* Inidialize a Drive */
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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 = STA_NOINIT;
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switch (pdrv) {
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case DEV_RAM:
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return stat;
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case DEV_SD :
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#if (CONFIG_SDCARD)
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sdcard_ldo_power_enable(1);
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stat = bk_sd_card_init();
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#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
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sdcard_operation_timing_initialize_start();
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#endif
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#endif
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return stat;
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case DEV_USB :
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#if (CONFIG_USB_HOST && CONFIG_USB_MSD)
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if(udisk_init() == USB_RET_OK)
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stat = RES_OK;
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#endif
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return stat;
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case DEV_FLASH :
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stat = RES_OK;
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return stat;
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default:
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break;
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}
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return STA_NOINIT;
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}
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DSTATUS disk_close(void)
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{
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FATFS_LOGI("disk_close\r\n");
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return RES_OK;
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}
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/*-----------------------------------------------------------------------*/
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/* Read Sector(s) */
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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, /* Start sector 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 = RES_ERROR;
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int result;
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switch (pdrv) {
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case DEV_RAM:
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return res;
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case DEV_SD :
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#if (CONFIG_SDCARD)
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sdcard_operation_timing_reload();
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res = bk_sd_card_read_blocks((uint8_t *)buff, sector, count);
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if(res != RES_OK) {
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FATFS_LOGI("%s ERROR res:%d\r\n", __func__, res);
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sdcard_operation_err_reset();
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}
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#endif
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return res;
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case DEV_USB :
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#if (CONFIG_USB_HOST && CONFIG_USB_MSD)
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res = udisk_rd_blk_sync(sector, count, buff);
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if (res != USB_RET_OK) {
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FATFS_LOGI("dev usb disk_read_error res:%d\r\n", res);
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res = RES_ERROR;
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} else
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res = RES_OK;
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#endif
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return res;
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case DEV_FLASH :
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result = bk_flash_partition_read(BK_PARTITION_USR_CONFIG, buff,
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sector * FLASH_SECTOR_SIZE, FLASH_SECTOR_SIZE * count);
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if(result == BK_OK)
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res = RES_OK;
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return res;
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default:
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break;
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}
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return RES_PARERR;
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}
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static DRESULT sd_disk_check_space_size()
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{
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DRESULT res = RES_ERROR;
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FATFS *checkspace_pfs = NULL;
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char cFileName[FF_MAX_LFN];
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DWORD freenclst;
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sprintf(cFileName, "%d:", 1);
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FATFS_LOGD("[+]%s\r\n", __func__);
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res = f_getfree(cFileName, &freenclst, &checkspace_pfs);
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if(res != RES_OK)
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return res;
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if(freenclst < SD_MIN_NUMBER_REMAINING_CLUSTERS) {
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FATFS_LOGI("The space is insufficient\r\n");
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FATFS_LOGI("freenclst: %d free_mem:%d MB\r\n",freenclst, freenclst/SD_CLUSTER_TO_MEM_64KB);
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return RES_NOTRDY;
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}
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FATFS_LOGD("[-]%s\r\n", __func__);
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return res;
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}
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/*-----------------------------------------------------------------------*/
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/* Write Sector(s) */
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/*-----------------------------------------------------------------------*/
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DRESULT disk_write (
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BYTE pdrv, /* Physical drive nmuber to identify the drive */
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BYTE *buff, /* Data to be written */
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DWORD sector, /* Start sector 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 = RES_ERROR;
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switch (pdrv) {
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case DEV_RAM:
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return res;
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case DEV_SD :
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#if (CONFIG_SDCARD)
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sdcard_operation_timing_reload();
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res = bk_sd_card_write_blocks((uint8_t *)buff, sector, count);
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if(res != RES_OK) {
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FATFS_LOGI("Check the remaining space!\r\n");
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FATFS_LOGI("Get the value of the remaining space. res: %d\r\n", sd_disk_check_space_size());
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sdcard_operation_err_reset();
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}
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#endif
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return res;
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case DEV_USB :
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#if (CONFIG_USB_HOST && CONFIG_USB_MSD)
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// translate the arguments here
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if (udisk_wr_blk_sync(sector, count, buff) != USB_RET_OK) {
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FATFS_LOGI("dev usb disk_write_error\r\n");
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res = RES_ERROR;
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} else
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res = RES_OK;
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#endif
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return res;
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case DEV_FLASH :
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// Fatfs flash read only
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return res;
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default:
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break;
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}
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return RES_PARERR;
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}
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/*-----------------------------------------------------------------------*/
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/* Miscellaneous Functions */
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/*-----------------------------------------------------------------------*/
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extern int sdcard_get_size( void );
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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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bk_logic_partition_t *partition_info;
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DRESULT res = FR_OK;
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switch (pdrv) {
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case DEV_SD :
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#if (CONFIG_SDCARD)
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sdcard_operation_timing_reload();
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// Process of the command for the MMC/SD card
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switch(cmd)
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{
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case CTRL_SYNC:
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{
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res = bk_sd_card_rw_sync();
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if(res != BK_OK)
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{
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os_printf("err:sd sync=%d\r\n", res);
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}
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}
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break;
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case GET_SECTOR_SIZE:
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*(WORD *)buff = 512;
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res = RES_OK;
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break;
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case GET_BLOCK_SIZE:
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*(WORD *)buff = 8;
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res = RES_OK;
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break;
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case GET_SECTOR_COUNT:
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*(DWORD *)buff = (uint32_t)bk_sd_card_get_card_size();
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res = RES_OK;
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os_printf("sdcard sector cnt=%d\r\n", *(DWORD *)buff);
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break;
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default:
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res = RES_PARERR;
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break;
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}
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#endif
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return res;
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case DEV_USB :
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#if (CONFIG_USB_HOST && CONFIG_USB_MSD)
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// Process of the command the USB drive
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switch(cmd)
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{
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case CTRL_SYNC:
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// if (SD_WaitReady()==0)res = RES_OK;
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// else res = RES_ERROR;
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// Delay(10000);
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// printf("CTRL_SYNC \r\n");
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res = RES_OK;
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break;
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case GET_SECTOR_SIZE:
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*(WORD *)buff = 512;
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res = RES_OK;
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break;
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case GET_BLOCK_SIZE:
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*(WORD *)buff = 8;
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res = RES_OK;
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break;
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case GET_SECTOR_COUNT:
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*(DWORD *)buff = udisk_get_size();
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res = RES_OK;
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break;
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default:
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res = RES_PARERR;
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break;
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}
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#endif
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return res;
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case DEV_FLASH :
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switch(cmd)
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{
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case GET_SECTOR_SIZE:
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*(WORD *)buff = FLASH_SECTOR_SIZE;
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res = RES_OK;
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break;
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case GET_BLOCK_SIZE:
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*(WORD *)buff = FLASH_SECTOR_SIZE;
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res = RES_OK;
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break;
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case GET_SECTOR_COUNT:
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partition_info = bk_flash_partition_get_info(BK_PARTITION_USR_CONFIG);
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if (NULL == partition_info) {
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os_printf("%s partiion not found.\r\n", __func__);
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break;
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}
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*(DWORD *)buff = partition_info->partition_length / FLASH_SECTOR_SIZE;
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os_printf("sdcard sector cnt=%d\r\n", *(DWORD *)buff);
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res = RES_OK;
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break;
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default:
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res = RES_PARERR;
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break;
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}
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return res;
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default:
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break;
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}
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return RES_PARERR;
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}
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||
|
DSTATUS disk_uninitialize ( BYTE pdrv/* Physical drive nmuber to identify the drive */
|
||
|
)
|
||
|
{
|
||
|
DSTATUS stat;
|
||
|
UINT32 result = RES_ERROR;
|
||
|
switch (pdrv) {
|
||
|
case DEV_RAM:
|
||
|
return result;
|
||
|
|
||
|
case DEV_SD :
|
||
|
#if (CONFIG_SDCARD)
|
||
|
result = bk_sd_card_deinit();
|
||
|
#if CONFIG_SDCARD_POWER_GPIO_CTRL_AUTO_POWERDOWN_WHEN_IDLE
|
||
|
if(!result)
|
||
|
sdcard_operation_timing_uninitialize_stop();
|
||
|
#endif
|
||
|
sdcard_ldo_power_enable(0);
|
||
|
stat = RES_OK;
|
||
|
#endif
|
||
|
break;
|
||
|
|
||
|
case DEV_USB :
|
||
|
break;
|
||
|
|
||
|
case DEV_FLASH :
|
||
|
stat = RES_OK;
|
||
|
return stat;
|
||
|
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
if(result != DRV_SUCCESS)
|
||
|
stat = RES_ERROR;
|
||
|
else
|
||
|
stat = RES_OK;
|
||
|
|
||
|
return stat;
|
||
|
}
|
||
|
|
||
|
uint8 media_is_online(void)
|
||
|
{
|
||
|
#if (CONFIG_USB_HOST && CONFIG_USB_MSD)
|
||
|
return udisk_is_attached();
|
||
|
#endif
|
||
|
return RES_OK;
|
||
|
}
|
||
|
|
||
|
DRESULT disk_unmount(uint8 pdrv)
|
||
|
{
|
||
|
//udisk_uninit();
|
||
|
return RES_OK;
|
||
|
}
|
||
|
|
||
|
// eof
|
||
|
|