yuto kawamura / Mbed 2 deprecated F3RC_syudou_master

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Fork of F3RC_syudou_master by F3RC1班

FatFileSystem/ff.h@19:a3f57c9833b6, 2017-08-23 (annotated)

Committer:
yuto17320508
Date:
Wed Aug 23 10:10:26 2017 +0000
Revision:
19:a3f57c9833b6
Parent:
0:736c76a75def 
a

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hirokimineshita 0:736c76a75def 1 /*--------------------------------------------------------------------------/
hirokimineshita 0:736c76a75def 2 / FatFs - FAT file system module include file R0.06 (C)ChaN, 2008
hirokimineshita 0:736c76a75def 3 /---------------------------------------------------------------------------/
hirokimineshita 0:736c76a75def 4 / FatFs module is an experimenal project to implement FAT file system to
hirokimineshita 0:736c76a75def 5 / cheap microcontrollers. This is a free software and is opened for education,
hirokimineshita 0:736c76a75def 6 / research and development under license policy of following trems.
hirokimineshita 0:736c76a75def 7 /
hirokimineshita 0:736c76a75def 8 / Copyright (C) 2008, ChaN, all right reserved.
hirokimineshita 0:736c76a75def 9 /
hirokimineshita 0:736c76a75def 10 / * The FatFs module is a free software and there is no warranty.
hirokimineshita 0:736c76a75def 11 / * You can use, modify and/or redistribute it for personal, non-profit or
hirokimineshita 0:736c76a75def 12 / commercial use without any restriction under your responsibility.
hirokimineshita 0:736c76a75def 13 / * Redistributions of source code must retain the above copyright notice.
hirokimineshita 0:736c76a75def 14 /
hirokimineshita 0:736c76a75def 15 /---------------------------------------------------------------------------*/
hirokimineshita 0:736c76a75def 16
hirokimineshita 0:736c76a75def 17 #ifndef _FATFS
hirokimineshita 0:736c76a75def 18
hirokimineshita 0:736c76a75def 19 #define _MCU_ENDIAN 2
hirokimineshita 0:736c76a75def 20 /* The _MCU_ENDIAN defines which access method is used to the FAT structure.
hirokimineshita 0:736c76a75def 21 / 1: Enable word access.
hirokimineshita 0:736c76a75def 22 / 2: Disable word access and use byte-by-byte access instead.
hirokimineshita 0:736c76a75def 23 / When the architectural byte order of the MCU is big-endian and/or address
hirokimineshita 0:736c76a75def 24 / miss-aligned access results incorrect behavior, the _MCU_ENDIAN must be set to 2.
hirokimineshita 0:736c76a75def 25 / If it is not the case, it can also be set to 1 for good code efficiency. */
hirokimineshita 0:736c76a75def 26
hirokimineshita 0:736c76a75def 27 #define _FS_READONLY 0
hirokimineshita 0:736c76a75def 28 /* Setting _FS_READONLY to 1 defines read only configuration. This removes
hirokimineshita 0:736c76a75def 29 / writing functions, f_write, f_sync, f_unlink, f_mkdir, f_chmod, f_rename,
hirokimineshita 0:736c76a75def 30 / f_truncate and useless f_getfree. */
hirokimineshita 0:736c76a75def 31
hirokimineshita 0:736c76a75def 32 #define _FS_MINIMIZE 0
hirokimineshita 0:736c76a75def 33 /* The _FS_MINIMIZE option defines minimization level to remove some functions.
hirokimineshita 0:736c76a75def 34 / 0: Full function.
hirokimineshita 0:736c76a75def 35 / 1: f_stat, f_getfree, f_unlink, f_mkdir, f_chmod, f_truncate and f_rename are removed.
hirokimineshita 0:736c76a75def 36 / 2: f_opendir and f_readdir are removed in addition to level 1.
hirokimineshita 0:736c76a75def 37 / 3: f_lseek is removed in addition to level 2. */
hirokimineshita 0:736c76a75def 38
hirokimineshita 0:736c76a75def 39 #define _USE_STRFUNC 0
hirokimineshita 0:736c76a75def 40 /* To enable string functions, set _USE_STRFUNC to 1 or 2. */
hirokimineshita 0:736c76a75def 41
hirokimineshita 0:736c76a75def 42 #define _USE_MKFS 1
hirokimineshita 0:736c76a75def 43 /* When _USE_MKFS is set to 1 and _FS_READONLY is set to 0, f_mkfs function is
hirokimineshita 0:736c76a75def 44 / enabled. */
hirokimineshita 0:736c76a75def 45
hirokimineshita 0:736c76a75def 46 #define _DRIVES 4
hirokimineshita 0:736c76a75def 47 /* Number of logical drives to be used. This affects the size of internal table. */
hirokimineshita 0:736c76a75def 48
hirokimineshita 0:736c76a75def 49 #define _MULTI_PARTITION 0
hirokimineshita 0:736c76a75def 50 /* When _MULTI_PARTITION is set to 0, each logical drive is bound to same
hirokimineshita 0:736c76a75def 51 / physical drive number and can mount only 1st primaly partition. When it is
hirokimineshita 0:736c76a75def 52 / set to 1, each logical drive can mount a partition listed in Drives[]. */
hirokimineshita 0:736c76a75def 53
hirokimineshita 0:736c76a75def 54 #define _USE_FSINFO 0
hirokimineshita 0:736c76a75def 55 /* To enable FSInfo support on FAT32 volume, set _USE_FSINFO to 1. */
hirokimineshita 0:736c76a75def 56
hirokimineshita 0:736c76a75def 57 #define _USE_SJIS 1
hirokimineshita 0:736c76a75def 58 /* When _USE_SJIS is set to 1, Shift-JIS code transparency is enabled, otherwise
hirokimineshita 0:736c76a75def 59 / only US-ASCII(7bit) code can be accepted as file/directory name. */
hirokimineshita 0:736c76a75def 60
hirokimineshita 0:736c76a75def 61 #define _USE_NTFLAG 1
hirokimineshita 0:736c76a75def 62 /* When _USE_NTFLAG is set to 1, upper/lower case of the file name is preserved.
hirokimineshita 0:736c76a75def 63 / Note that the files are always accessed in case insensitive. */
hirokimineshita 0:736c76a75def 64
hirokimineshita 0:736c76a75def 65
hirokimineshita 0:736c76a75def 66 #include "integer.h"
hirokimineshita 0:736c76a75def 67
hirokimineshita 0:736c76a75def 68 #ifdef __cplusplus
hirokimineshita 0:736c76a75def 69 extern "C" {
hirokimineshita 0:736c76a75def 70 #endif
hirokimineshita 0:736c76a75def 71
hirokimineshita 0:736c76a75def 72 /* Definitions corresponds to multiple sector size (not tested) */
hirokimineshita 0:736c76a75def 73 #define S_MAX_SIZ 512U /* Do not change */
hirokimineshita 0:736c76a75def 74 #if S_MAX_SIZ > 512U
hirokimineshita 0:736c76a75def 75 #define SS(fs) ((fs)->s_size)
hirokimineshita 0:736c76a75def 76 #else
hirokimineshita 0:736c76a75def 77 #define SS(fs) 512U
hirokimineshita 0:736c76a75def 78 #endif
hirokimineshita 0:736c76a75def 79
hirokimineshita 0:736c76a75def 80
hirokimineshita 0:736c76a75def 81 /* File system object structure */
hirokimineshita 0:736c76a75def 82 typedef struct _FATFS {
hirokimineshita 0:736c76a75def 83 WORD id; /* File system mount ID */
hirokimineshita 0:736c76a75def 84 WORD n_rootdir; /* Number of root directory entries */
hirokimineshita 0:736c76a75def 85 DWORD winsect; /* Current sector appearing in the win[] */
hirokimineshita 0:736c76a75def 86 DWORD sects_fat; /* Sectors per fat */
hirokimineshita 0:736c76a75def 87 DWORD max_clust; /* Maximum cluster# + 1 */
hirokimineshita 0:736c76a75def 88 DWORD fatbase; /* FAT start sector */
hirokimineshita 0:736c76a75def 89 DWORD dirbase; /* Root directory start sector (cluster# for FAT32) */
hirokimineshita 0:736c76a75def 90 DWORD database; /* Data start sector */
hirokimineshita 0:736c76a75def 91 #if !_FS_READONLY
hirokimineshita 0:736c76a75def 92 DWORD last_clust; /* Last allocated cluster */
hirokimineshita 0:736c76a75def 93 DWORD free_clust; /* Number of free clusters */
hirokimineshita 0:736c76a75def 94 #if _USE_FSINFO
hirokimineshita 0:736c76a75def 95 DWORD fsi_sector; /* fsinfo sector */
hirokimineshita 0:736c76a75def 96 BYTE fsi_flag; /* fsinfo dirty flag (1:must be written back) */
hirokimineshita 0:736c76a75def 97 BYTE pad2;
hirokimineshita 0:736c76a75def 98 #endif
hirokimineshita 0:736c76a75def 99 #endif
hirokimineshita 0:736c76a75def 100 BYTE fs_type; /* FAT sub type */
hirokimineshita 0:736c76a75def 101 BYTE csize; /* Number of sectors per cluster */
hirokimineshita 0:736c76a75def 102 #if S_MAX_SIZ > 512U
hirokimineshita 0:736c76a75def 103 WORD s_size; /* Sector size */
hirokimineshita 0:736c76a75def 104 #endif
hirokimineshita 0:736c76a75def 105 BYTE n_fats; /* Number of FAT copies */
hirokimineshita 0:736c76a75def 106 BYTE drive; /* Physical drive number */
hirokimineshita 0:736c76a75def 107 BYTE winflag; /* win[] dirty flag (1:must be written back) */
hirokimineshita 0:736c76a75def 108 BYTE pad1;
hirokimineshita 0:736c76a75def 109 BYTE win[S_MAX_SIZ]; /* Disk access window for Directory/FAT */
hirokimineshita 0:736c76a75def 110 } FATFS;
hirokimineshita 0:736c76a75def 111
hirokimineshita 0:736c76a75def 112
hirokimineshita 0:736c76a75def 113 /* Directory object structure */
hirokimineshita 0:736c76a75def 114 typedef struct _DIR {
hirokimineshita 0:736c76a75def 115 WORD id; /* Owner file system mount ID */
hirokimineshita 0:736c76a75def 116 WORD index; /* Current index */
hirokimineshita 0:736c76a75def 117 FATFS* fs; /* Pointer to the owner file system object */
hirokimineshita 0:736c76a75def 118 DWORD sclust; /* Start cluster */
hirokimineshita 0:736c76a75def 119 DWORD clust; /* Current cluster */
hirokimineshita 0:736c76a75def 120 DWORD sect; /* Current sector */
hirokimineshita 0:736c76a75def 121 } FATFS_DIR;
hirokimineshita 0:736c76a75def 122
hirokimineshita 0:736c76a75def 123
hirokimineshita 0:736c76a75def 124 /* File object structure */
hirokimineshita 0:736c76a75def 125 typedef struct _FIL {
hirokimineshita 0:736c76a75def 126 WORD id; /* Owner file system mount ID */
hirokimineshita 0:736c76a75def 127 BYTE flag; /* File status flags */
hirokimineshita 0:736c76a75def 128 BYTE csect; /* Sector address in the cluster */
hirokimineshita 0:736c76a75def 129 FATFS* fs; /* Pointer to the owner file system object */
hirokimineshita 0:736c76a75def 130 DWORD fptr; /* File R/W pointer */
hirokimineshita 0:736c76a75def 131 DWORD fsize; /* File size */
hirokimineshita 0:736c76a75def 132 DWORD org_clust; /* File start cluster */
hirokimineshita 0:736c76a75def 133 DWORD curr_clust; /* Current cluster */
hirokimineshita 0:736c76a75def 134 DWORD curr_sect; /* Current sector */
hirokimineshita 0:736c76a75def 135 #if _FS_READONLY == 0
hirokimineshita 0:736c76a75def 136 DWORD dir_sect; /* Sector containing the directory entry */
hirokimineshita 0:736c76a75def 137 BYTE* dir_ptr; /* Ponter to the directory entry in the window */
hirokimineshita 0:736c76a75def 138 #endif
hirokimineshita 0:736c76a75def 139 BYTE buffer[S_MAX_SIZ]; /* File R/W buffer */
hirokimineshita 0:736c76a75def 140 } FIL;
hirokimineshita 0:736c76a75def 141
hirokimineshita 0:736c76a75def 142
hirokimineshita 0:736c76a75def 143 /* File status structure */
hirokimineshita 0:736c76a75def 144 typedef struct _FILINFO {
hirokimineshita 0:736c76a75def 145 DWORD fsize; /* Size */
hirokimineshita 0:736c76a75def 146 WORD fdate; /* Date */
hirokimineshita 0:736c76a75def 147 WORD ftime; /* Time */
hirokimineshita 0:736c76a75def 148 BYTE fattrib; /* Attribute */
hirokimineshita 0:736c76a75def 149 char fname[8+1+3+1]; /* Name (8.3 format) */
hirokimineshita 0:736c76a75def 150 } FILINFO;
hirokimineshita 0:736c76a75def 151
hirokimineshita 0:736c76a75def 152
hirokimineshita 0:736c76a75def 153
hirokimineshita 0:736c76a75def 154 /* Definitions corresponds to multi partition */
hirokimineshita 0:736c76a75def 155
hirokimineshita 0:736c76a75def 156 #if _MULTI_PARTITION != 0 /* Multiple partition cfg */
hirokimineshita 0:736c76a75def 157
hirokimineshita 0:736c76a75def 158 typedef struct _PARTITION {
hirokimineshita 0:736c76a75def 159 BYTE pd; /* Physical drive # (0-255) */
hirokimineshita 0:736c76a75def 160 BYTE pt; /* Partition # (0-3) */
hirokimineshita 0:736c76a75def 161 } PARTITION;
hirokimineshita 0:736c76a75def 162 extern
hirokimineshita 0:736c76a75def 163 const PARTITION Drives[]; /* Logical drive# to physical location conversion table */
hirokimineshita 0:736c76a75def 164 #define LD2PD(drv) (Drives[drv].pd) /* Get physical drive# */
hirokimineshita 0:736c76a75def 165 #define LD2PT(drv) (Drives[drv].pt) /* Get partition# */
hirokimineshita 0:736c76a75def 166
hirokimineshita 0:736c76a75def 167 #else /* Single partition cfg */
hirokimineshita 0:736c76a75def 168
hirokimineshita 0:736c76a75def 169 #define LD2PD(drv) (drv) /* Physical drive# is equal to logical drive# */
hirokimineshita 0:736c76a75def 170 #define LD2PT(drv) 0 /* Always mounts the 1st partition */
hirokimineshita 0:736c76a75def 171
hirokimineshita 0:736c76a75def 172 #endif
hirokimineshita 0:736c76a75def 173
hirokimineshita 0:736c76a75def 174
hirokimineshita 0:736c76a75def 175 /* File function return code (FRESULT) */
hirokimineshita 0:736c76a75def 176
hirokimineshita 0:736c76a75def 177 typedef enum {
hirokimineshita 0:736c76a75def 178 FR_OK = 0, /* 0 */
hirokimineshita 0:736c76a75def 179 FR_NOT_READY, /* 1 */
hirokimineshita 0:736c76a75def 180 FR_NO_FILE, /* 2 */
hirokimineshita 0:736c76a75def 181 FR_NO_PATH, /* 3 */
hirokimineshita 0:736c76a75def 182 FR_INVALID_NAME, /* 4 */
hirokimineshita 0:736c76a75def 183 FR_INVALID_DRIVE, /* 5 */
hirokimineshita 0:736c76a75def 184 FR_DENIED, /* 6 */
hirokimineshita 0:736c76a75def 185 FR_EXIST, /* 7 */
hirokimineshita 0:736c76a75def 186 FR_RW_ERROR, /* 8 */
hirokimineshita 0:736c76a75def 187 FR_WRITE_PROTECTED, /* 9 */
hirokimineshita 0:736c76a75def 188 FR_NOT_ENABLED, /* 10 */
hirokimineshita 0:736c76a75def 189 FR_NO_FILESYSTEM, /* 11 */
hirokimineshita 0:736c76a75def 190 FR_INVALID_OBJECT, /* 12 */
hirokimineshita 0:736c76a75def 191 FR_MKFS_ABORTED /* 13 */
hirokimineshita 0:736c76a75def 192 } FRESULT;
hirokimineshita 0:736c76a75def 193
hirokimineshita 0:736c76a75def 194
hirokimineshita 0:736c76a75def 195
hirokimineshita 0:736c76a75def 196 /*-----------------------------------------------------*/
hirokimineshita 0:736c76a75def 197 /* FatFs module application interface */
hirokimineshita 0:736c76a75def 198
hirokimineshita 0:736c76a75def 199 FRESULT f_mount (BYTE, FATFS*); /* Mount/Unmount a logical drive */
hirokimineshita 0:736c76a75def 200 FRESULT f_open (FIL*, const char*, BYTE); /* Open or create a file */
hirokimineshita 0:736c76a75def 201 FRESULT f_read (FIL*, void*, UINT, UINT*); /* Read data from a file */
hirokimineshita 0:736c76a75def 202 FRESULT f_write (FIL*, const void*, UINT, UINT*); /* Write data to a file */
hirokimineshita 0:736c76a75def 203 FRESULT f_lseek (FIL*, DWORD); /* Move file pointer of a file object */
hirokimineshita 0:736c76a75def 204 FRESULT f_close (FIL*); /* Close an open file object */
hirokimineshita 0:736c76a75def 205 FRESULT f_opendir (FATFS_DIR*, const char*); /* Open an existing directory */
hirokimineshita 0:736c76a75def 206 FRESULT f_readdir (FATFS_DIR*, FILINFO*); /* Read a directory item */
hirokimineshita 0:736c76a75def 207 FRESULT f_stat (const char*, FILINFO*); /* Get file status */
hirokimineshita 0:736c76a75def 208 FRESULT f_getfree (const char*, DWORD*, FATFS**); /* Get number of free clusters on the drive */
hirokimineshita 0:736c76a75def 209 FRESULT f_truncate (FIL*); /* Truncate file */
hirokimineshita 0:736c76a75def 210 FRESULT f_sync (FIL*); /* Flush cached data of a writing file */
hirokimineshita 0:736c76a75def 211 FRESULT f_unlink (const char*); /* Delete an existing file or directory */
hirokimineshita 0:736c76a75def 212 FRESULT f_mkdir (const char*); /* Create a new directory */
hirokimineshita 0:736c76a75def 213 FRESULT f_chmod (const char*, BYTE, BYTE); /* Change file/dir attriburte */
hirokimineshita 0:736c76a75def 214 FRESULT f_utime (const char*, const FILINFO*); /* Change file/dir timestamp */
hirokimineshita 0:736c76a75def 215 FRESULT f_rename (const char*, const char*); /* Rename/Move a file or directory */
hirokimineshita 0:736c76a75def 216 FRESULT f_mkfs (BYTE, BYTE, WORD); /* Create a file system on the drive */
hirokimineshita 0:736c76a75def 217 #if _USE_STRFUNC
hirokimineshita 0:736c76a75def 218 #define feof(fp) ((fp)->fptr == (fp)->fsize)
hirokimineshita 0:736c76a75def 219 #define EOF -1
hirokimineshita 0:736c76a75def 220 int fputc (int, FIL*); /* Put a character to the file */
hirokimineshita 0:736c76a75def 221 int fputs (const char*, FIL*); /* Put a string to the file */
hirokimineshita 0:736c76a75def 222 int fprintf (FIL*, const char*, ...); /* Put a formatted string to the file */
hirokimineshita 0:736c76a75def 223 char* fgets (char*, int, FIL*); /* Get a string from the file */
hirokimineshita 0:736c76a75def 224 #endif
hirokimineshita 0:736c76a75def 225
hirokimineshita 0:736c76a75def 226 /* User defined function to give a current time to fatfs module */
hirokimineshita 0:736c76a75def 227
hirokimineshita 0:736c76a75def 228 DWORD get_fattime (void); /* 31-25: Year(0-127 org.1980), 24-21: Month(1-12), 20-16: Day(1-31) */
hirokimineshita 0:736c76a75def 229 /* 15-11: Hour(0-23), 10-5: Minute(0-59), 4-0: Second(0-29 *2) */
hirokimineshita 0:736c76a75def 230
hirokimineshita 0:736c76a75def 231
hirokimineshita 0:736c76a75def 232
hirokimineshita 0:736c76a75def 233 /* File access control and file status flags (FIL.flag) */
hirokimineshita 0:736c76a75def 234
hirokimineshita 0:736c76a75def 235 #define FA_READ 0x01
hirokimineshita 0:736c76a75def 236 #define FA_OPEN_EXISTING 0x00
hirokimineshita 0:736c76a75def 237 #if _FS_READONLY == 0
hirokimineshita 0:736c76a75def 238 #define FA_WRITE 0x02
hirokimineshita 0:736c76a75def 239 #define FA_CREATE_NEW 0x04
hirokimineshita 0:736c76a75def 240 #define FA_CREATE_ALWAYS 0x08
hirokimineshita 0:736c76a75def 241 #define FA_OPEN_ALWAYS 0x10
hirokimineshita 0:736c76a75def 242 #define FA__WRITTEN 0x20
hirokimineshita 0:736c76a75def 243 #define FA__DIRTY 0x40
hirokimineshita 0:736c76a75def 244 #endif
hirokimineshita 0:736c76a75def 245 #define FA__ERROR 0x80
hirokimineshita 0:736c76a75def 246
hirokimineshita 0:736c76a75def 247
hirokimineshita 0:736c76a75def 248 /* FAT sub type (FATFS.fs_type) */
hirokimineshita 0:736c76a75def 249
hirokimineshita 0:736c76a75def 250 #define FS_FAT12 1
hirokimineshita 0:736c76a75def 251 #define FS_FAT16 2
hirokimineshita 0:736c76a75def 252 #define FS_FAT32 3
hirokimineshita 0:736c76a75def 253
hirokimineshita 0:736c76a75def 254
hirokimineshita 0:736c76a75def 255 /* File attribute bits for directory entry */
hirokimineshita 0:736c76a75def 256
hirokimineshita 0:736c76a75def 257 #define AM_RDO 0x01 /* Read only */
hirokimineshita 0:736c76a75def 258 #define AM_HID 0x02 /* Hidden */
hirokimineshita 0:736c76a75def 259 #define AM_SYS 0x04 /* System */
hirokimineshita 0:736c76a75def 260 #define AM_VOL 0x08 /* Volume label */
hirokimineshita 0:736c76a75def 261 #define AM_LFN 0x0F /* LFN entry */
hirokimineshita 0:736c76a75def 262 #define AM_DIR 0x10 /* Directory */
hirokimineshita 0:736c76a75def 263 #define AM_ARC 0x20 /* Archive */
hirokimineshita 0:736c76a75def 264
hirokimineshita 0:736c76a75def 265
hirokimineshita 0:736c76a75def 266
hirokimineshita 0:736c76a75def 267 /* Offset of FAT structure members */
hirokimineshita 0:736c76a75def 268
hirokimineshita 0:736c76a75def 269 #define BS_jmpBoot 0
hirokimineshita 0:736c76a75def 270 #define BS_OEMName 3
hirokimineshita 0:736c76a75def 271 #define BPB_BytsPerSec 11
hirokimineshita 0:736c76a75def 272 #define BPB_SecPerClus 13
hirokimineshita 0:736c76a75def 273 #define BPB_RsvdSecCnt 14
hirokimineshita 0:736c76a75def 274 #define BPB_NumFATs 16
hirokimineshita 0:736c76a75def 275 #define BPB_RootEntCnt 17
hirokimineshita 0:736c76a75def 276 #define BPB_TotSec16 19
hirokimineshita 0:736c76a75def 277 #define BPB_Media 21
hirokimineshita 0:736c76a75def 278 #define BPB_FATSz16 22
hirokimineshita 0:736c76a75def 279 #define BPB_SecPerTrk 24
hirokimineshita 0:736c76a75def 280 #define BPB_NumHeads 26
hirokimineshita 0:736c76a75def 281 #define BPB_HiddSec 28
hirokimineshita 0:736c76a75def 282 #define BPB_TotSec32 32
hirokimineshita 0:736c76a75def 283 #define BS_55AA 510
hirokimineshita 0:736c76a75def 284
hirokimineshita 0:736c76a75def 285 #define BS_DrvNum 36
hirokimineshita 0:736c76a75def 286 #define BS_BootSig 38
hirokimineshita 0:736c76a75def 287 #define BS_VolID 39
hirokimineshita 0:736c76a75def 288 #define BS_VolLab 43
hirokimineshita 0:736c76a75def 289 #define BS_FilSysType 54
hirokimineshita 0:736c76a75def 290
hirokimineshita 0:736c76a75def 291 #define BPB_FATSz32 36
hirokimineshita 0:736c76a75def 292 #define BPB_ExtFlags 40
hirokimineshita 0:736c76a75def 293 #define BPB_FSVer 42
hirokimineshita 0:736c76a75def 294 #define BPB_RootClus 44
hirokimineshita 0:736c76a75def 295 #define BPB_FSInfo 48
hirokimineshita 0:736c76a75def 296 #define BPB_BkBootSec 50
hirokimineshita 0:736c76a75def 297 #define BS_DrvNum32 64
hirokimineshita 0:736c76a75def 298 #define BS_BootSig32 66
hirokimineshita 0:736c76a75def 299 #define BS_VolID32 67
hirokimineshita 0:736c76a75def 300 #define BS_VolLab32 71
hirokimineshita 0:736c76a75def 301 #define BS_FilSysType32 82
hirokimineshita 0:736c76a75def 302
hirokimineshita 0:736c76a75def 303 #define FSI_LeadSig 0
hirokimineshita 0:736c76a75def 304 #define FSI_StrucSig 484
hirokimineshita 0:736c76a75def 305 #define FSI_Free_Count 488
hirokimineshita 0:736c76a75def 306 #define FSI_Nxt_Free 492
hirokimineshita 0:736c76a75def 307
hirokimineshita 0:736c76a75def 308 #define MBR_Table 446
hirokimineshita 0:736c76a75def 309
hirokimineshita 0:736c76a75def 310 #define DIR_Name 0
hirokimineshita 0:736c76a75def 311 #define DIR_Attr 11
hirokimineshita 0:736c76a75def 312 #define DIR_NTres 12
hirokimineshita 0:736c76a75def 313 #define DIR_CrtTime 14
hirokimineshita 0:736c76a75def 314 #define DIR_CrtDate 16
hirokimineshita 0:736c76a75def 315 #define DIR_FstClusHI 20
hirokimineshita 0:736c76a75def 316 #define DIR_WrtTime 22
hirokimineshita 0:736c76a75def 317 #define DIR_WrtDate 24
hirokimineshita 0:736c76a75def 318 #define DIR_FstClusLO 26
hirokimineshita 0:736c76a75def 319 #define DIR_FileSize 28
hirokimineshita 0:736c76a75def 320
hirokimineshita 0:736c76a75def 321
hirokimineshita 0:736c76a75def 322
hirokimineshita 0:736c76a75def 323 /* Multi-byte word access macros */
hirokimineshita 0:736c76a75def 324
hirokimineshita 0:736c76a75def 325 #if _MCU_ENDIAN == 1 /* Use word access */
hirokimineshita 0:736c76a75def 326 #define LD_WORD(ptr) (WORD)(*(WORD*)(BYTE*)(ptr))
hirokimineshita 0:736c76a75def 327 #define LD_DWORD(ptr) (DWORD)(*(DWORD*)(BYTE*)(ptr))
hirokimineshita 0:736c76a75def 328 #define ST_WORD(ptr,val) *(WORD*)(BYTE*)(ptr)=(WORD)(val)
hirokimineshita 0:736c76a75def 329 #define ST_DWORD(ptr,val) *(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
hirokimineshita 0:736c76a75def 330 #elif _MCU_ENDIAN == 2 /* Use byte-by-byte access */
hirokimineshita 0:736c76a75def 331 #define LD_WORD(ptr) (WORD)(((WORD)*(volatile BYTE*)((ptr)+1)<<8)|(WORD)*(volatile BYTE*)(ptr))
hirokimineshita 0:736c76a75def 332 #define LD_DWORD(ptr) (DWORD)(((DWORD)*(volatile BYTE*)((ptr)+3)<<24)|((DWORD)*(volatile BYTE*)((ptr)+2)<<16)|((WORD)*(volatile BYTE*)((ptr)+1)<<8)|*(volatile BYTE*)(ptr))
hirokimineshita 0:736c76a75def 333 #define ST_WORD(ptr,val) *(volatile BYTE*)(ptr)=(BYTE)(val); *(volatile BYTE*)((ptr)+1)=(BYTE)((WORD)(val)>>8)
hirokimineshita 0:736c76a75def 334 #define ST_DWORD(ptr,val) *(volatile BYTE*)(ptr)=(BYTE)(val); *(volatile BYTE*)((ptr)+1)=(BYTE)((WORD)(val)>>8); *(volatile BYTE*)((ptr)+2)=(BYTE)((DWORD)(val)>>16); *(volatile BYTE*)((ptr)+3)=(BYTE)((DWORD)(val)>>24)
hirokimineshita 0:736c76a75def 335 #else
hirokimineshita 0:736c76a75def 336 #error Do not forget to set _MCU_ENDIAN properly!
hirokimineshita 0:736c76a75def 337 #endif
hirokimineshita 0:736c76a75def 338
hirokimineshita 0:736c76a75def 339 #ifdef __cplusplus
hirokimineshita 0:736c76a75def 340 };
hirokimineshita 0:736c76a75def 341 #endif
hirokimineshita 0:736c76a75def 342
hirokimineshita 0:736c76a75def 343 #define _FATFS
hirokimineshita 0:736c76a75def 344 #endif /* _FATFS */