lauren cloutier / SDFileSystem

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Dependents:   cloutier_a8_gps_log

FATFileSystem/ChaN/diskio.h@0:a01a54336813, 2020-11-17 (annotated)

Committer:
laurencloutier
Date:
Tue Nov 17 22:06:26 2020 +0000
Revision:
0:a01a54336813
sd file system;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
laurencloutier 0:a01a54336813 1 /*-----------------------------------------------------------------------/
laurencloutier 0:a01a54336813 2 / Low level disk interface modlue include file (C)ChaN, 2014 /
laurencloutier 0:a01a54336813 3 /-----------------------------------------------------------------------*/
laurencloutier 0:a01a54336813 4
laurencloutier 0:a01a54336813 5 #ifndef _DISKIO_DEFINED
laurencloutier 0:a01a54336813 6 #define _DISKIO_DEFINED
laurencloutier 0:a01a54336813 7
laurencloutier 0:a01a54336813 8 #ifdef __cplusplus
laurencloutier 0:a01a54336813 9 extern "C" {
laurencloutier 0:a01a54336813 10 #endif
laurencloutier 0:a01a54336813 11
laurencloutier 0:a01a54336813 12 #define _USE_WRITE 1 /* 1: Enable disk_write function */
laurencloutier 0:a01a54336813 13 #define _USE_IOCTL 1 /* 1: Enable disk_ioctl fucntion */
laurencloutier 0:a01a54336813 14
laurencloutier 0:a01a54336813 15 #include "integer.h"
laurencloutier 0:a01a54336813 16
laurencloutier 0:a01a54336813 17
laurencloutier 0:a01a54336813 18 /* Status of Disk Functions */
laurencloutier 0:a01a54336813 19 typedef BYTE DSTATUS;
laurencloutier 0:a01a54336813 20
laurencloutier 0:a01a54336813 21 /* Results of Disk Functions */
laurencloutier 0:a01a54336813 22 typedef enum {
laurencloutier 0:a01a54336813 23 RES_OK = 0, /* 0: Successful */
laurencloutier 0:a01a54336813 24 RES_ERROR, /* 1: R/W Error */
laurencloutier 0:a01a54336813 25 RES_WRPRT, /* 2: Write Protected */
laurencloutier 0:a01a54336813 26 RES_NOTRDY, /* 3: Not Ready */
laurencloutier 0:a01a54336813 27 RES_PARERR /* 4: Invalid Parameter */
laurencloutier 0:a01a54336813 28 } DRESULT;
laurencloutier 0:a01a54336813 29
laurencloutier 0:a01a54336813 30
laurencloutier 0:a01a54336813 31 /*---------------------------------------*/
laurencloutier 0:a01a54336813 32 /* Prototypes for disk control functions */
laurencloutier 0:a01a54336813 33
laurencloutier 0:a01a54336813 34
laurencloutier 0:a01a54336813 35 DSTATUS disk_initialize (BYTE pdrv);
laurencloutier 0:a01a54336813 36 DSTATUS disk_status (BYTE pdrv);
laurencloutier 0:a01a54336813 37 DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
laurencloutier 0:a01a54336813 38 DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
laurencloutier 0:a01a54336813 39 DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);
laurencloutier 0:a01a54336813 40
laurencloutier 0:a01a54336813 41
laurencloutier 0:a01a54336813 42 /* Disk Status Bits (DSTATUS) */
laurencloutier 0:a01a54336813 43
laurencloutier 0:a01a54336813 44 #define STA_NOINIT 0x01 /* Drive not initialized */
laurencloutier 0:a01a54336813 45 #define STA_NODISK 0x02 /* No medium in the drive */
laurencloutier 0:a01a54336813 46 #define STA_PROTECT 0x04 /* Write protected */
laurencloutier 0:a01a54336813 47
laurencloutier 0:a01a54336813 48
laurencloutier 0:a01a54336813 49 /* Command code for disk_ioctrl fucntion */
laurencloutier 0:a01a54336813 50
laurencloutier 0:a01a54336813 51 /* Generic command (Used by FatFs) */
laurencloutier 0:a01a54336813 52 #define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */
laurencloutier 0:a01a54336813 53 #define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
laurencloutier 0:a01a54336813 54 #define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
laurencloutier 0:a01a54336813 55 #define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */
laurencloutier 0:a01a54336813 56 #define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
laurencloutier 0:a01a54336813 57
laurencloutier 0:a01a54336813 58 /* Generic command (Not used by FatFs) */
laurencloutier 0:a01a54336813 59 #define CTRL_POWER 5 /* Get/Set power status */
laurencloutier 0:a01a54336813 60 #define CTRL_LOCK 6 /* Lock/Unlock media removal */
laurencloutier 0:a01a54336813 61 #define CTRL_EJECT 7 /* Eject media */
laurencloutier 0:a01a54336813 62 #define CTRL_FORMAT 8 /* Create physical format on the media */
laurencloutier 0:a01a54336813 63
laurencloutier 0:a01a54336813 64 /* MMC/SDC specific ioctl command */
laurencloutier 0:a01a54336813 65 #define MMC_GET_TYPE 10 /* Get card type */
laurencloutier 0:a01a54336813 66 #define MMC_GET_CSD 11 /* Get CSD */
laurencloutier 0:a01a54336813 67 #define MMC_GET_CID 12 /* Get CID */
laurencloutier 0:a01a54336813 68 #define MMC_GET_OCR 13 /* Get OCR */
laurencloutier 0:a01a54336813 69 #define MMC_GET_SDSTAT 14 /* Get SD status */
laurencloutier 0:a01a54336813 70
laurencloutier 0:a01a54336813 71 /* ATA/CF specific ioctl command */
laurencloutier 0:a01a54336813 72 #define ATA_GET_REV 20 /* Get F/W revision */
laurencloutier 0:a01a54336813 73 #define ATA_GET_MODEL 21 /* Get model name */
laurencloutier 0:a01a54336813 74 #define ATA_GET_SN 22 /* Get serial number */
laurencloutier 0:a01a54336813 75
laurencloutier 0:a01a54336813 76 #ifdef __cplusplus
laurencloutier 0:a01a54336813 77 }
laurencloutier 0:a01a54336813 78 #endif
laurencloutier 0:a01a54336813 79
laurencloutier 0:a01a54336813 80 #endif