1 /* This file is part of ooFatFs, a customised version of FatFs 2 * See https://github.com/micropython/oofatfs for details 3 */ 4 5 /*-----------------------------------------------------------------------/ 6 / Low level disk interface modlue include file (C)ChaN, 2014 / 7 /-----------------------------------------------------------------------*/ 8 9 #ifndef _DISKIO_DEFINED 10 #define _DISKIO_DEFINED 11 12 #ifdef __cplusplus 13 extern "C" { 14 #endif 15 16 /* Status of Disk Functions */ 17 typedef BYTE DSTATUS; 18 19 /* Results of Disk Functions */ 20 typedef enum { 21 RES_OK = 0, /* 0: Successful */ 22 RES_ERROR, /* 1: R/W Error */ 23 RES_WRPRT, /* 2: Write Protected */ 24 RES_NOTRDY, /* 3: Not Ready */ 25 RES_PARERR /* 4: Invalid Parameter */ 26 } DRESULT; 27 28 29 /*---------------------------------------*/ 30 /* Prototypes for disk control functions */ 31 32 33 DRESULT disk_read (void *drv, BYTE* buff, DWORD sector, UINT count); 34 DRESULT disk_write (void *drv, const BYTE* buff, DWORD sector, UINT count); 35 DRESULT disk_ioctl (void *drv, BYTE cmd, void* buff); 36 37 38 /* Disk Status Bits (DSTATUS) */ 39 40 #define STA_NOINIT 0x01 /* Drive not initialized */ 41 #define STA_NODISK 0x02 /* No medium in the drive */ 42 #define STA_PROTECT 0x04 /* Write protected */ 43 44 45 /* Command code for disk_ioctrl fucntion */ 46 47 /* Generic command (Used by FatFs) */ 48 #define CTRL_SYNC 0 /* Complete pending write process (needed at FF_FS_READONLY == 0) */ 49 #define GET_SECTOR_COUNT 1 /* Get media size (needed at FF_USE_MKFS == 1) */ 50 #define GET_SECTOR_SIZE 2 /* Get sector size (needed at FF_MAX_SS != FF_MIN_SS) */ 51 #define GET_BLOCK_SIZE 3 /* Get erase block size (needed at FF_USE_MKFS == 1) */ 52 #define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at FF_USE_TRIM == 1) */ 53 #define IOCTL_INIT 5 54 #define IOCTL_STATUS 6 55 56 /* Generic command (Not used by FatFs) */ 57 #define CTRL_POWER 5 /* Get/Set power status */ 58 #define CTRL_LOCK 6 /* Lock/Unlock media removal */ 59 #define CTRL_EJECT 7 /* Eject media */ 60 #define CTRL_FORMAT 8 /* Create physical format on the media */ 61 62 /* MMC/SDC specific ioctl command */ 63 #define MMC_GET_TYPE 10 /* Get card type */ 64 #define MMC_GET_CSD 11 /* Get CSD */ 65 #define MMC_GET_CID 12 /* Get CID */ 66 #define MMC_GET_OCR 13 /* Get OCR */ 67 #define MMC_GET_SDSTAT 14 /* Get SD status */ 68 #define ISDIO_READ 55 /* Read data form SD iSDIO register */ 69 #define ISDIO_WRITE 56 /* Write data to SD iSDIO register */ 70 #define ISDIO_MRITE 57 /* Masked write data to SD iSDIO register */ 71 72 /* ATA/CF specific ioctl command */ 73 #define ATA_GET_REV 20 /* Get F/W revision */ 74 #define ATA_GET_MODEL 21 /* Get model name */ 75 #define ATA_GET_SN 22 /* Get serial number */ 76 77 #ifdef __cplusplus 78 } 79 #endif 80 81 #endif 82