1 /*---------------------------------------------------------------------------/ 2 / FatFs - FAT file system module configuration file 3 /---------------------------------------------------------------------------*/ 4 5 #define _FFCONF 68020 /* Revision ID */ 6 7 /*---------------------------------------------------------------------------/ 8 / Function Configurations 9 /---------------------------------------------------------------------------*/ 10 11 #define _FS_READONLY 0 12 /* This option switches read-only configuration. (0:Read/Write or 1:Read-only) 13 / Read-only configuration removes writing API functions, f_write(), f_sync(), 14 / f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree() 15 / and optional writing functions as well. */ 16 17 18 #define _FS_MINIMIZE 0 19 /* This option defines minimization level to remove some basic API functions. 20 / 21 / 0: All basic functions are enabled. 22 / 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_truncate() and f_rename() 23 / are removed. 24 / 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1. 25 / 3: f_lseek() function is removed in addition to 2. */ 26 27 28 #define _USE_STRFUNC 0 29 /* This option switches string functions, f_gets(), f_putc(), f_puts() and 30 / f_printf(). 31 / 32 / 0: Disable string functions. 33 / 1: Enable without LF-CRLF conversion. 34 / 2: Enable with LF-CRLF conversion. */ 35 36 37 #define _USE_FIND 0 38 /* This option switches filtered directory read functions, f_findfirst() and 39 / f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */ 40 41 42 #define _USE_MKFS 1 43 /* This option switches f_mkfs() function. (0:Disable or 1:Enable) */ 44 45 46 #define _USE_FASTSEEK 1 47 /* This option switches fast seek function. (0:Disable or 1:Enable) */ 48 49 50 #define _USE_EXPAND 0 51 /* This option switches f_expand function. (0:Disable or 1:Enable) */ 52 53 54 #define _USE_CHMOD 0 55 /* This option switches attribute manipulation functions, f_chmod() and f_utime(). 56 / (0:Disable or 1:Enable) Also _FS_READONLY needs to be 0 to enable this option. */ 57 58 59 #define _USE_LABEL 0 60 /* This option switches volume label functions, f_getlabel() and f_setlabel(). 61 / (0:Disable or 1:Enable) */ 62 63 64 #define _USE_FORWARD 0 65 /* This option switches f_forward() function. (0:Disable or 1:Enable) */ 66 67 68 /*---------------------------------------------------------------------------/ 69 / Locale and Namespace Configurations 70 /---------------------------------------------------------------------------*/ 71 72 #ifdef RT_DFS_ELM_CODE_PAGE 73 # define _CODE_PAGE RT_DFS_ELM_CODE_PAGE 74 #else 75 # define _CODE_PAGE 936 76 #endif 77 /* This option specifies the OEM code page to be used on the target system. 78 / Incorrect setting of the code page can cause a file open failure. 79 / 80 / 1 - ASCII (No extended character. Non-LFN cfg. only) 81 / 437 - U.S. 82 / 720 - Arabic 83 / 737 - Greek 84 / 771 - KBL 85 / 775 - Baltic 86 / 850 - Latin 1 87 / 852 - Latin 2 88 / 855 - Cyrillic 89 / 857 - Turkish 90 / 860 - Portuguese 91 / 861 - Icelandic 92 / 862 - Hebrew 93 / 863 - Canadian French 94 / 864 - Arabic 95 / 865 - Nordic 96 / 866 - Russian 97 / 869 - Greek 2 98 / 932 - Japanese (DBCS) 99 / 936 - Simplified Chinese (DBCS) 100 / 949 - Korean (DBCS) 101 / 950 - Traditional Chinese (DBCS) 102 */ 103 104 105 #if RT_DFS_ELM_USE_LFN 106 #define _USE_LFN RT_DFS_ELM_USE_LFN 107 #define _MAX_LFN RT_DFS_ELM_MAX_LFN 108 #else 109 #define _USE_LFN 0 /* 0 to 3 */ 110 #define _MAX_LFN 255 /* Maximum LFN length to handle (12 to 255) */ 111 #endif 112 /* The _USE_LFN switches the support of long file name (LFN). 113 / 114 / 0: Disable support of LFN. _MAX_LFN has no effect. 115 / 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe. 116 / 2: Enable LFN with dynamic working buffer on the STACK. 117 / 3: Enable LFN with dynamic working buffer on the HEAP. 118 / 119 / To enable the LFN, Unicode handling functions (option/unicode.c) must be added 120 / to the project. The working buffer occupies (_MAX_LFN + 1) * 2 bytes and 121 / additional 608 bytes at exFAT enabled. _MAX_LFN can be in range from 12 to 255. 122 / It should be set 255 to support full featured LFN operations. 123 / When use stack for the working buffer, take care on stack overflow. When use heap 124 / memory for the working buffer, memory management functions, ff_memalloc() and 125 / ff_memfree(), must be added to the project. */ 126 127 128 #ifdef RT_DFS_ELM_LFN_UNICODE 129 #define _LFN_UNICODE 1 /* 0:ANSI/OEM or 1:Unicode */ 130 #else 131 #define _LFN_UNICODE 0 /* 0:ANSI/OEM or 1:Unicode */ 132 #endif 133 /* This option switches character encoding on the API. (0:ANSI/OEM or 1:UTF-16) 134 / To use Unicode string for the path name, enable LFN and set _LFN_UNICODE = 1. 135 / This option also affects behavior of string I/O functions. */ 136 137 138 #define _STRF_ENCODE 3 139 /* When _LFN_UNICODE == 1, this option selects the character encoding ON THE FILE to 140 / be read/written via string I/O functions, f_gets(), f_putc(), f_puts and f_printf(). 141 / 142 / 0: ANSI/OEM 143 / 1: UTF-16LE 144 / 2: UTF-16BE 145 / 3: UTF-8 146 / 147 / This option has no effect when _LFN_UNICODE == 0. */ 148 149 150 #define _FS_RPATH 0 151 /* This option configures support of relative path. 152 / 153 / 0: Disable relative path and remove related functions. 154 / 1: Enable relative path. f_chdir() and f_chdrive() are available. 155 / 2: f_getcwd() function is available in addition to 1. 156 */ 157 158 159 /*---------------------------------------------------------------------------/ 160 / Drive/Volume Configurations 161 /---------------------------------------------------------------------------*/ 162 163 #ifdef RT_DFS_ELM_DRIVES 164 #define _VOLUMES RT_DFS_ELM_DRIVES 165 #else 166 #define _VOLUMES 1 167 #endif 168 /* Number of volumes (logical drives) to be used. */ 169 170 171 #define _STR_VOLUME_ID 0 172 #define _VOLUME_STRS "RAM","NAND","CF","SD","SD2","USB","USB2","USB3" 173 /* _STR_VOLUME_ID switches string support of volume ID. 174 / When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive 175 / number in the path name. _VOLUME_STRS defines the drive ID strings for each 176 / logical drives. Number of items must be equal to _VOLUMES. Valid characters for 177 / the drive ID strings are: A-Z and 0-9. */ 178 179 180 #define _MULTI_PARTITION 0 181 /* This option switches support of multi-partition on a physical drive. 182 / By default (0), each logical drive number is bound to the same physical drive 183 / number and only an FAT volume found on the physical drive will be mounted. 184 / When multi-partition is enabled (1), each logical drive number can be bound to 185 / arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk() 186 / funciton will be available. */ 187 188 189 #define _MIN_SS 512 190 #ifdef RT_DFS_ELM_MAX_SECTOR_SIZE 191 #define _MAX_SS RT_DFS_ELM_MAX_SECTOR_SIZE 192 #else 193 #define _MAX_SS 512 /* 512, 1024, 2048 or 4096 */ 194 #endif 195 /* These options configure the range of sector size to be supported. (512, 1024, 196 / 2048 or 4096) Always set both 512 for most systems, all type of memory cards and 197 / harddisk. But a larger value may be required for on-board flash memory and some 198 / type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured 199 / to variable sector size and GET_SECTOR_SIZE command must be implemented to the 200 / disk_ioctl() function. */ 201 202 203 #define _USE_TRIM 0 204 /* This option switches support of ATA-TRIM. (0:Disable or 1:Enable) 205 / To enable Trim function, also CTRL_TRIM command should be implemented to the 206 / disk_ioctl() function. */ 207 208 209 #define _FS_NOFSINFO 0 210 /* If you need to know correct free space on the FAT32 volume, set bit 0 of this 211 / option, and f_getfree() function at first time after volume mount will force 212 / a full FAT scan. Bit 1 controls the use of last allocated cluster number. 213 / 214 / bit0=0: Use free cluster count in the FSINFO if available. 215 / bit0=1: Do not trust free cluster count in the FSINFO. 216 / bit1=0: Use last allocated cluster number in the FSINFO if available. 217 / bit1=1: Do not trust last allocated cluster number in the FSINFO. 218 */ 219 220 221 222 /*---------------------------------------------------------------------------/ 223 / System Configurations 224 /---------------------------------------------------------------------------*/ 225 226 #define _FS_TINY 0 227 /* This option switches tiny buffer configuration. (0:Normal or 1:Tiny) 228 / At the tiny configuration, size of file object (FIL) is reduced _MAX_SS bytes. 229 / Instead of private sector buffer eliminated from the file object, common sector 230 / buffer in the file system object (FATFS) is used for the file data transfer. */ 231 232 #ifdef RT_DFS_ELM_USE_EXFAT 233 #define _FS_EXFAT 1 234 #else 235 #define _FS_EXFAT 0 236 #endif 237 /* This option switches support of exFAT file system. (0:Disable or 1:Enable) 238 / When enable exFAT, also LFN needs to be enabled. (_USE_LFN >= 1) 239 / Note that enabling exFAT discards C89 compatibility. */ 240 241 242 #define _FS_NORTC 0 243 #define _NORTC_MON 1 244 #define _NORTC_MDAY 1 245 #define _NORTC_YEAR 2016 246 /* The option _FS_NORTC switches timestamp functiton. If the system does not have 247 / any RTC function or valid timestamp is not needed, set _FS_NORTC = 1 to disable 248 / the timestamp function. All objects modified by FatFs will have a fixed timestamp 249 / defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR in local time. 250 / To enable timestamp function (_FS_NORTC = 0), get_fattime() function need to be 251 / added to the project to get current time form real-time clock. _NORTC_MON, 252 / _NORTC_MDAY and _NORTC_YEAR have no effect. 253 / These options have no effect at read-only configuration (_FS_READONLY = 1). */ 254 255 256 #define _FS_LOCK 0 257 /* The option _FS_LOCK switches file lock function to control duplicated file open 258 / and illegal operation to open objects. This option must be 0 when _FS_READONLY 259 / is 1. 260 / 261 / 0: Disable file lock function. To avoid volume corruption, application program 262 / should avoid illegal open, remove and rename to the open objects. 263 / >0: Enable file lock function. The value defines how many files/sub-directories 264 / can be opened simultaneously under file lock control. Note that the file 265 / lock control is independent of re-entrancy. */ 266 267 268 #ifdef RT_DFS_ELM_REENTRANT 269 #define _FS_REENTRANT 1 /* 0 or 1 */ 270 #else 271 #define _FS_REENTRANT 0 /* 0:Disable or 1:Enable */ 272 #endif 273 #define _FS_TIMEOUT 1000 /* Timeout period in unit of time ticks */ 274 #define _SYNC_t rt_mutex_t /* O/S dependent type of sync object. e.g. HANDLE, OS_EVENT*, ID and etc.. */ 275 276 /* The option _FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs 277 / module itself. Note that regardless of this option, file access to different 278 / volume is always re-entrant and volume control functions, f_mount(), f_mkfs() 279 / and f_fdisk() function, are always not re-entrant. Only file/directory access 280 / to the same volume is under control of this function. 281 / 282 / 0: Disable re-entrancy. _FS_TIMEOUT and _SYNC_t have no effect. 283 / 1: Enable re-entrancy. Also user provided synchronization handlers, 284 / ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj() 285 / function, must be added to the project. Samples are available in 286 / option/syscall.c. 287 / 288 / The _FS_TIMEOUT defines timeout period in unit of time tick. 289 / The _SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*, 290 / SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be 291 / included somewhere in the scope of ff.h. */ 292 293 /* #include <windows.h> // O/S definitions */ 294 295 296 /*--- End of configuration options ---*/ 297