Alek Boving / SDFileSystem8

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FATFileSystem/ChaN/diskio.h@0:83e8ad3d9a65, 2020-11-12 (annotated)

Committer:
alekboving
Date:
Thu Nov 12 15:20:15 2020 +0000
Revision:
0:83e8ad3d9a65
initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alekboving 0:83e8ad3d9a65 1 /*-----------------------------------------------------------------------/
alekboving 0:83e8ad3d9a65 2 / Low level disk interface modlue include file (C)ChaN, 2014 /
alekboving 0:83e8ad3d9a65 3 /-----------------------------------------------------------------------*/
alekboving 0:83e8ad3d9a65 4
alekboving 0:83e8ad3d9a65 5 #ifndef _DISKIO_DEFINED
alekboving 0:83e8ad3d9a65 6 #define _DISKIO_DEFINED
alekboving 0:83e8ad3d9a65 7
alekboving 0:83e8ad3d9a65 8 #ifdef __cplusplus
alekboving 0:83e8ad3d9a65 9 extern "C" {
alekboving 0:83e8ad3d9a65 10 #endif
alekboving 0:83e8ad3d9a65 11
alekboving 0:83e8ad3d9a65 12 #define _USE_WRITE 1 /* 1: Enable disk_write function */
alekboving 0:83e8ad3d9a65 13 #define _USE_IOCTL 1 /* 1: Enable disk_ioctl fucntion */
alekboving 0:83e8ad3d9a65 14
alekboving 0:83e8ad3d9a65 15 #include "integer.h"
alekboving 0:83e8ad3d9a65 16
alekboving 0:83e8ad3d9a65 17
alekboving 0:83e8ad3d9a65 18 /* Status of Disk Functions */
alekboving 0:83e8ad3d9a65 19 typedef BYTE DSTATUS;
alekboving 0:83e8ad3d9a65 20
alekboving 0:83e8ad3d9a65 21 /* Results of Disk Functions */
alekboving 0:83e8ad3d9a65 22 typedef enum {
alekboving 0:83e8ad3d9a65 23 RES_OK = 0, /* 0: Successful */
alekboving 0:83e8ad3d9a65 24 RES_ERROR, /* 1: R/W Error */
alekboving 0:83e8ad3d9a65 25 RES_WRPRT, /* 2: Write Protected */
alekboving 0:83e8ad3d9a65 26 RES_NOTRDY, /* 3: Not Ready */
alekboving 0:83e8ad3d9a65 27 RES_PARERR /* 4: Invalid Parameter */
alekboving 0:83e8ad3d9a65 28 } DRESULT;
alekboving 0:83e8ad3d9a65 29
alekboving 0:83e8ad3d9a65 30
alekboving 0:83e8ad3d9a65 31 /*---------------------------------------*/
alekboving 0:83e8ad3d9a65 32 /* Prototypes for disk control functions */
alekboving 0:83e8ad3d9a65 33
alekboving 0:83e8ad3d9a65 34
alekboving 0:83e8ad3d9a65 35 DSTATUS disk_initialize (BYTE pdrv);
alekboving 0:83e8ad3d9a65 36 DSTATUS disk_status (BYTE pdrv);
alekboving 0:83e8ad3d9a65 37 DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
alekboving 0:83e8ad3d9a65 38 DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
alekboving 0:83e8ad3d9a65 39 DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);
alekboving 0:83e8ad3d9a65 40
alekboving 0:83e8ad3d9a65 41
alekboving 0:83e8ad3d9a65 42 /* Disk Status Bits (DSTATUS) */
alekboving 0:83e8ad3d9a65 43
alekboving 0:83e8ad3d9a65 44 #define STA_NOINIT 0x01 /* Drive not initialized */
alekboving 0:83e8ad3d9a65 45 #define STA_NODISK 0x02 /* No medium in the drive */
alekboving 0:83e8ad3d9a65 46 #define STA_PROTECT 0x04 /* Write protected */
alekboving 0:83e8ad3d9a65 47
alekboving 0:83e8ad3d9a65 48
alekboving 0:83e8ad3d9a65 49 /* Command code for disk_ioctrl fucntion */
alekboving 0:83e8ad3d9a65 50
alekboving 0:83e8ad3d9a65 51 /* Generic command (Used by FatFs) */
alekboving 0:83e8ad3d9a65 52 #define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */
alekboving 0:83e8ad3d9a65 53 #define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
alekboving 0:83e8ad3d9a65 54 #define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
alekboving 0:83e8ad3d9a65 55 #define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */
alekboving 0:83e8ad3d9a65 56 #define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
alekboving 0:83e8ad3d9a65 57
alekboving 0:83e8ad3d9a65 58 /* Generic command (Not used by FatFs) */
alekboving 0:83e8ad3d9a65 59 #define CTRL_POWER 5 /* Get/Set power status */
alekboving 0:83e8ad3d9a65 60 #define CTRL_LOCK 6 /* Lock/Unlock media removal */
alekboving 0:83e8ad3d9a65 61 #define CTRL_EJECT 7 /* Eject media */
alekboving 0:83e8ad3d9a65 62 #define CTRL_FORMAT 8 /* Create physical format on the media */
alekboving 0:83e8ad3d9a65 63
alekboving 0:83e8ad3d9a65 64 /* MMC/SDC specific ioctl command */
alekboving 0:83e8ad3d9a65 65 #define MMC_GET_TYPE 10 /* Get card type */
alekboving 0:83e8ad3d9a65 66 #define MMC_GET_CSD 11 /* Get CSD */
alekboving 0:83e8ad3d9a65 67 #define MMC_GET_CID 12 /* Get CID */
alekboving 0:83e8ad3d9a65 68 #define MMC_GET_OCR 13 /* Get OCR */
alekboving 0:83e8ad3d9a65 69 #define MMC_GET_SDSTAT 14 /* Get SD status */
alekboving 0:83e8ad3d9a65 70
alekboving 0:83e8ad3d9a65 71 /* ATA/CF specific ioctl command */
alekboving 0:83e8ad3d9a65 72 #define ATA_GET_REV 20 /* Get F/W revision */
alekboving 0:83e8ad3d9a65 73 #define ATA_GET_MODEL 21 /* Get model name */
alekboving 0:83e8ad3d9a65 74 #define ATA_GET_SN 22 /* Get serial number */
alekboving 0:83e8ad3d9a65 75
alekboving 0:83e8ad3d9a65 76 #ifdef __cplusplus
alekboving 0:83e8ad3d9a65 77 }
alekboving 0:83e8ad3d9a65 78 #endif
alekboving 0:83e8ad3d9a65 79
alekboving 0:83e8ad3d9a65 80 #endif