100 lines
3.4 KiB
C
100 lines
3.4 KiB
C
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/*-----------------------------------------------------------------------/
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/ Low level disk interface modlue include file (C)ChaN, 2014 /
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/-----------------------------------------------------------------------*/
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#ifndef _DISKIO_DEFINED_
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#define _DISKIO_DEFINED_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <common/bk_include.h>
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#include "bk_arm_arch.h"
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#include "bk_uart.h"
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#include "ffconf.h"
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#include "integer.h"
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#include "ff.h"
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#define FATFS_TAG "Fatfs"
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#define FATFS_LOGI(...) BK_LOGI(FATFS_TAG, ##__VA_ARGS__)
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#define FATFS_LOGW(...) BK_LOGW(FATFS_TAG, ##__VA_ARGS__)
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#define FATFS_LOGE(...) BK_LOGE(FATFS_TAG, ##__VA_ARGS__)
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#define FATFS_LOGD(...) BK_LOGD(FATFS_TAG, ##__VA_ARGS__)
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/* Status of Disk Functions */
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typedef BYTE DSTATUS;
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/* Results of Disk Functions */
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typedef enum {
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RES_OK = 0, /* 0: Successful */
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RES_ERROR, /* 1: R/W Error */
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RES_WRPRT, /* 2: Write Protected */
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RES_NOTRDY, /* 3: Not Ready */
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RES_PARERR /* 4: Invalid Parameter */
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} DRESULT;
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typedef enum
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{
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DISK_NUMBER_RAM = 0,
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DISK_NUMBER_SDIO_SD = 1,
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DISK_NUMBER_UDISK = 2,
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DISK_NUMBER_FLASH = 3,
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DISK_NUMBER_COUNT,
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} DISK_NUMBER;
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/*---------------------------------------*/
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/* Prototypes for disk control functions */
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DSTATUS disk_initialize (BYTE pdrv);
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DSTATUS disk_status (BYTE pdrv);
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DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
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DRESULT disk_write (BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
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DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);
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DSTATUS disk_uninitialize ( BYTE pdrv);
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int assign_drives (int, int);
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DRESULT disk_unmount(uint8 drv);
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uint8 media_is_online(void);
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/* Disk Status Bits (DSTATUS) */
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#define STA_NOINIT 0x01 /* Drive not initialized */
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#define STA_NODISK 0x02 /* No medium in the drive */
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#define STA_PROTECT 0x04 /* Write protected */
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/* Command code for disk_ioctrl fucntion */
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/* Generic command (Used by FatFs) */
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#define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */
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#define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
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#define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
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#define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */
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#define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
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/* Generic command (Not used by FatFs) */
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#define CTRL_POWER 5 /* Get/Set power status */
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#define CTRL_LOCK 6 /* Lock/Unlock media removal */
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#define CTRL_EJECT 7 /* Eject media */
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#define CTRL_FORMAT 8 /* Create physical format on the media */
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/* MMC/SDC specific ioctl command */
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#define MMC_GET_TYPE 10 /* Get card type */
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#define MMC_GET_CSD 11 /* Get CSD */
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#define MMC_GET_CID 12 /* Get CID */
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#define MMC_GET_OCR 13 /* Get OCR */
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#define MMC_GET_SDSTAT 14 /* Get SD status */
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#define ISDIO_READ 55 /* Read data form SD iSDIO register */
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#define ISDIO_WRITE 56 /* Write data to SD iSDIO register */
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#define ISDIO_MRITE 57 /* Masked write data to SD iSDIO register */
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/* ATA/CF specific ioctl command */
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#define ATA_GET_REV 20 /* Get F/W revision */
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#define ATA_GET_MODEL 21 /* Get model name */
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#define ATA_GET_SN 22 /* Get serial number */
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/* SDcard Cluster to memory conversion */
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#define SD_MIN_NUMBER_REMAINING_CLUSTERS 8
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#define SD_CLUSTER_TO_MEM_64KB 16
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#ifdef __cplusplus
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}
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#endif
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#endif // _DISKIO_DEFINED_
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// eof
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