1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
/*-----------------------------------------------------------------------
/ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
/ * Copyright (c) 2019 BigTreeTech [https://github.com/bigtreetech]
/ * Low level disk interface module include file (C)ChaN, 2015
/-----------------------------------------------------------------------*/
#pragma once
#define _DISKIO_WRITE 1 /* 1: Enable disk_write function */
#define _DISKIO_IOCTL 1 /* 1: Enable disk_ioctl fucntion */
#define _DISKIO_ISDIO 0 /* 1: Enable iSDIO control fucntion */
typedef unsigned char BYTE;
typedef unsigned short WORD;
typedef unsigned long DWORD;
typedef unsigned int UINT;
/* Status of Disk Functions */
typedef BYTE DSTATUS;
/* Results of Disk Functions */
typedef enum {
RES_OK = 0, /* 0: Successful */
RES_ERROR, /* 1: R/W Error */
RES_WRPRT, /* 2: Write Protected */
RES_NOTRDY, /* 3: Not Ready */
RES_PARERR /* 4: Invalid Parameter */
} DRESULT;
#if _DISKIO_ISDIO
/* Command structure for iSDIO ioctl command */
typedef struct {
BYTE func; /* Function number: 0..7 */
WORD ndata; /* Number of bytes to transfer: 1..512, or mask + data */
DWORD addr; /* Register address: 0..0x1FFFF */
void* data; /* Pointer to the data (to be written | read buffer) */
} SDIO_CMD;
#endif
/*---------------------------------------*/
/* Prototypes for disk control functions */
DSTATUS disk_initialize(BYTE pdrv);
DSTATUS disk_status(BYTE pdrv);
DRESULT disk_read(BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
#if _DISKIO_WRITE
DRESULT disk_write(BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
#endif
#if _DISKIO_IOCTL
DRESULT disk_ioctl(BYTE pdrv, BYTE cmd, void* buff);
#endif
/* Disk Status Bits (DSTATUS) */
#define STA_NOINIT 0x01 /* Drive not initialized */
#define STA_NODISK 0x02 /* No medium in the drive */
#define STA_PROTECT 0x04 /* Write protected */
/* Command code for disk_ioctrl fucntion */
/* Generic command (Used by FatFs) */
#define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */
#define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
#define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
#define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */
#define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
/* Generic command (Not used by FatFs) */
#define CTRL_FORMAT 5 /* Create physical format on the media */
#define CTRL_POWER_IDLE 6 /* Put the device idle state */
#define CTRL_POWER_OFF 7 /* Put the device off state */
#define CTRL_LOCK 8 /* Lock media removal */
#define CTRL_UNLOCK 9 /* Unlock media removal */
#define CTRL_EJECT 10 /* Eject media */
/* MMC/SDC specific ioctl command (Not used by FatFs) */
#define MMC_GET_TYPE 50 /* Get card type */
#define MMC_GET_CSD 51 /* Get CSD */
#define MMC_GET_CID 52 /* Get CID */
#define MMC_GET_OCR 53 /* Get OCR */
#define MMC_GET_SDSTAT 54 /* Get SD status */
#define ISDIO_READ 55 /* Read data form SD iSDIO register */
#define ISDIO_WRITE 56 /* Write data to SD iSDIO register */
#define ISDIO_MRITE 57 /* Masked write data to SD iSDIO register */
/* ATA/CF specific ioctl command (Not used by FatFs) */
#define ATA_GET_REV 60 /* Get F/W revision */
#define ATA_GET_MODEL 61 /* Get model name */
#define ATA_GET_SN 62 /* Get serial number */
/* MMC card type flags (MMC_GET_TYPE) */
#define CT_MMC 0x01 /* MMC ver 3 */
#define CT_SD1 0x02 /* SD ver 1 */
#define CT_SD2 0x04 /* SD ver 2 */
#define CT_SDC (CT_SD1|CT_SD2) /* SD */
#define CT_BLOCK 0x08 /* Block addressing */
|
