xref: /nrf52832-nimble/rt-thread/components/dfs/filesystems/elmfat/diskio.h (revision 104654410c56c573564690304ae786df310c91fc)
1*10465441SEvalZero /*-----------------------------------------------------------------------/
2*10465441SEvalZero /  Low level disk interface modlue include file   (C)ChaN, 2014          /
3*10465441SEvalZero /-----------------------------------------------------------------------*/
4*10465441SEvalZero 
5*10465441SEvalZero #ifndef _DISKIO_DEFINED
6*10465441SEvalZero #define _DISKIO_DEFINED
7*10465441SEvalZero 
8*10465441SEvalZero #ifdef __cplusplus
9*10465441SEvalZero extern "C" {
10*10465441SEvalZero #endif
11*10465441SEvalZero 
12*10465441SEvalZero #include "integer.h"
13*10465441SEvalZero 
14*10465441SEvalZero 
15*10465441SEvalZero /* Status of Disk Functions */
16*10465441SEvalZero typedef BYTE	DSTATUS;
17*10465441SEvalZero 
18*10465441SEvalZero /* Results of Disk Functions */
19*10465441SEvalZero typedef enum {
20*10465441SEvalZero 	RES_OK = 0,		/* 0: Successful */
21*10465441SEvalZero 	RES_ERROR,		/* 1: R/W Error */
22*10465441SEvalZero 	RES_WRPRT,		/* 2: Write Protected */
23*10465441SEvalZero 	RES_NOTRDY,		/* 3: Not Ready */
24*10465441SEvalZero 	RES_PARERR		/* 4: Invalid Parameter */
25*10465441SEvalZero } DRESULT;
26*10465441SEvalZero 
27*10465441SEvalZero 
28*10465441SEvalZero /*---------------------------------------*/
29*10465441SEvalZero /* Prototypes for disk control functions */
30*10465441SEvalZero 
31*10465441SEvalZero 
32*10465441SEvalZero DSTATUS disk_initialize (BYTE pdrv);
33*10465441SEvalZero DSTATUS disk_status (BYTE pdrv);
34*10465441SEvalZero DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
35*10465441SEvalZero DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
36*10465441SEvalZero DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);
37*10465441SEvalZero 
38*10465441SEvalZero 
39*10465441SEvalZero /* Disk Status Bits (DSTATUS) */
40*10465441SEvalZero 
41*10465441SEvalZero #define STA_NOINIT		0x01	/* Drive not initialized */
42*10465441SEvalZero #define STA_NODISK		0x02	/* No medium in the drive */
43*10465441SEvalZero #define STA_PROTECT		0x04	/* Write protected */
44*10465441SEvalZero 
45*10465441SEvalZero 
46*10465441SEvalZero /* Command code for disk_ioctrl fucntion */
47*10465441SEvalZero 
48*10465441SEvalZero /* Generic command (Used by FatFs) */
49*10465441SEvalZero #define CTRL_SYNC			0	/* Complete pending write process (needed at _FS_READONLY == 0) */
50*10465441SEvalZero #define GET_SECTOR_COUNT	1	/* Get media size (needed at _USE_MKFS == 1) */
51*10465441SEvalZero #define GET_SECTOR_SIZE		2	/* Get sector size (needed at _MAX_SS != _MIN_SS) */
52*10465441SEvalZero #define GET_BLOCK_SIZE		3	/* Get erase block size (needed at _USE_MKFS == 1) */
53*10465441SEvalZero #define CTRL_TRIM			4	/* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
54*10465441SEvalZero 
55*10465441SEvalZero /* Generic command (Not used by FatFs) */
56*10465441SEvalZero #define CTRL_POWER			5	/* Get/Set power status */
57*10465441SEvalZero #define CTRL_LOCK			6	/* Lock/Unlock media removal */
58*10465441SEvalZero #define CTRL_EJECT			7	/* Eject media */
59*10465441SEvalZero #define CTRL_FORMAT			8	/* Create physical format on the media */
60*10465441SEvalZero 
61*10465441SEvalZero /* MMC/SDC specific ioctl command */
62*10465441SEvalZero #define MMC_GET_TYPE		10	/* Get card type */
63*10465441SEvalZero #define MMC_GET_CSD			11	/* Get CSD */
64*10465441SEvalZero #define MMC_GET_CID			12	/* Get CID */
65*10465441SEvalZero #define MMC_GET_OCR			13	/* Get OCR */
66*10465441SEvalZero #define MMC_GET_SDSTAT		14	/* Get SD status */
67*10465441SEvalZero #define ISDIO_READ			55	/* Read data form SD iSDIO register */
68*10465441SEvalZero #define ISDIO_WRITE			56	/* Write data to SD iSDIO register */
69*10465441SEvalZero #define ISDIO_MRITE			57	/* Masked write data to SD iSDIO register */
70*10465441SEvalZero 
71*10465441SEvalZero /* ATA/CF specific ioctl command */
72*10465441SEvalZero #define ATA_GET_REV			20	/* Get F/W revision */
73*10465441SEvalZero #define ATA_GET_MODEL		21	/* Get model name */
74*10465441SEvalZero #define ATA_GET_SN			22	/* Get serial number */
75*10465441SEvalZero 
76*10465441SEvalZero #ifdef __cplusplus
77*10465441SEvalZero }
78*10465441SEvalZero #endif
79*10465441SEvalZero 
80*10465441SEvalZero #endif
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