1 #ifndef FFCONF_H 2 #define FFCONF_H 3 4 /*---------------------------------------------------------------------------/ 5 / FatFs Functional Configurations 6 /---------------------------------------------------------------------------*/ 7 8 #ifndef __LITEOS_M__ 9 #include "los_mux.h" 10 #include "los_config.h" 11 #else 12 #include "fs_config.h" 13 #include "vfs_config.h" 14 #endif 15 16 #ifdef __cplusplus 17 #if __cplusplus 18 extern "C" { 19 #endif /* __cplusplus */ 20 #endif /* __cplusplus */ 21 22 #define FFCONF_DEF 80196 /* Revision ID */ 23 24 /*---------------------------------------------------------------------------/ 25 / Function Configurations 26 /---------------------------------------------------------------------------*/ 27 28 #define FF_FS_READONLY 0 29 /* This option switches read-only configuration. (0:Read/Write or 1:Read-only) 30 / Read-only configuration removes writing API functions, f_write(), f_sync(), 31 / f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree() 32 / and optional writing functions as well. */ 33 34 35 #define FF_FS_MINIMIZE 0 36 /* This option defines minimization level to remove some basic API functions. 37 / 38 / 0: Basic functions are fully enabled. 39 / 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_truncate() and f_rename() 40 / are removed. 41 / 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1. 42 / 3: f_lseek() function is removed in addition to 2. */ 43 44 45 #define FF_USE_STRFUNC 0 46 /* This option switches string functions, f_gets(), f_putc(), f_puts() and f_printf(). 47 / 48 / 0: Disable string functions. 49 / 1: Enable without LF-CRLF conversion. 50 / 2: Enable with LF-CRLF conversion. */ 51 52 53 #define FF_USE_FIND 0 54 /* This option switches filtered directory read functions, f_findfirst() and 55 / f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */ 56 57 58 #define FF_USE_MKFS 1 59 /* This option switches f_mkfs() function. (0:Disable or 1:Enable) */ 60 61 62 #define FF_USE_FASTSEEK 0 63 /* This option switches fast seek function. (0:Disable or 1:Enable) */ 64 65 #ifndef __LITEOS_M__ 66 #define FF_USE_EXPAND 1 67 #else 68 #define FF_USE_EXPAND 0 69 #endif 70 /* This option switches f_expand function. (0:Disable or 1:Enable) */ 71 72 73 #ifndef __LITEOS_M__ 74 #define FF_USE_CHMOD 1 75 #else 76 #define FF_USE_CHMOD 0 77 #endif 78 /* This option switches attribute manipulation functions, f_chmod() and f_utime(). 79 / (0:Disable or 1:Enable) Also FF_FS_READONLY needs to be 0 to enable this option. */ 80 81 82 #ifndef __LITEOS_M__ 83 #define FF_USE_LABEL 1 84 #else 85 #define FF_USE_LABEL 0 86 #endif 87 /* This option switches volume label functions, f_getlabel() and f_setlabel(). 88 / (0:Disable or 1:Enable) */ 89 90 91 #define FF_USE_FORWARD 0 92 /* This option switches f_forward() function. (0:Disable or 1:Enable) */ 93 94 95 /*---------------------------------------------------------------------------/ 96 / Locale and Namespace Configurations 97 /---------------------------------------------------------------------------*/ 98 99 #ifdef LOSCFG_FS_FAT_CHINESE 100 #define FF_CODE_PAGE 936 101 #else 102 #define FF_CODE_PAGE 437 103 #endif 104 105 /* This option specifies the OEM code page to be used on the target system. 106 / Incorrect code page setting can cause a file open failure. 107 / 108 / 437 - U.S. 109 / 720 - Arabic 110 / 737 - Greek 111 / 771 - KBL 112 / 775 - Baltic 113 / 850 - Latin 1 114 / 852 - Latin 2 115 / 855 - Cyrillic 116 / 857 - Turkish 117 / 860 - Portuguese 118 / 861 - Icelandic 119 / 862 - Hebrew 120 / 863 - Canadian French 121 / 864 - Arabic 122 / 865 - Nordic 123 / 866 - Russian 124 / 869 - Greek 2 125 / 932 - Japanese (DBCS) 126 / 936 - Simplified Chinese (DBCS) 127 / 949 - Korean (DBCS) 128 / 950 - Traditional Chinese (DBCS) 129 / 0 - Include all code pages above and configured by f_setcp() 130 */ 131 132 #ifndef __LITEOS_M__ 133 #define MMC0_DEVNAME "mmcblk0" 134 #define MMC1_DEVNAME "mmcblk1" 135 #define USB_DEVNAME "sda" 136 #define MMC_LENGTH 7 /* mmcblk0 */ 137 enum STORAGE { 138 MMC0, 139 MMC1, 140 }; 141 #endif 142 143 #define FF_USE_LFN 2 144 #define FF_MAX_LFN 255 145 /* The FF_USE_LFN switches the support for LFN (long file name). 146 / 147 / 0: Disable LFN. FF_MAX_LFN has no effect. 148 / 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe. 149 / 2: Enable LFN with dynamic working buffer on the STACK. 150 / 3: Enable LFN with dynamic working buffer on the HEAP. 151 / 152 / To enable the LFN, ffunicode.c needs to be added to the project. The LFN function 153 / requiers certain internal working buffer occupies (FF_MAX_LFN + 1) * 2 bytes and 154 / additional (FF_MAX_LFN + 44) / 15 * 32 bytes when exFAT is enabled. 155 / The FF_MAX_LFN defines size of the working buffer in UTF-16 code unit and it can 156 / be in range of 12 to 255. It is recommended to be set it 255 to fully support LFN 157 / specification. 158 / When use stack for the working buffer, take care on stack overflow. When use heap 159 / memory for the working buffer, memory management functions, ff_memalloc() and 160 / ff_memfree() exemplified in ffsystem.c, need to be added to the project. */ 161 162 #ifndef __LITEOS_M__ 163 #define FF_LFN_UNICODE 0 164 #else 165 #define FF_LFN_UNICODE 2 166 #endif 167 /* This option switches the character encoding on the API when LFN is enabled. 168 / 169 / 0: ANSI/OEM in current CP (TCHAR = char) 170 / 1: Unicode in UTF-16 (TCHAR = WCHAR) 171 / 2: Unicode in UTF-8 (TCHAR = char) 172 / 3: Unicode in UTF-32 (TCHAR = DWORD) 173 / 174 / Also behavior of string I/O functions will be affected by this option. 175 / When LFN is not enabled, this option has no effect. */ 176 177 178 #define FF_LFN_BUF 255 179 #define FF_SFN_BUF 12 180 /* This set of options defines size of file name members in the FILINFO structure 181 / which is used to read out directory items. These values should be suffcient for 182 / the file names to read. The maximum possible length of the read file name depends 183 / on character encoding. When LFN is not enabled, these options have no effect. */ 184 185 186 #define FF_STRF_ENCODE 3 187 /* When FF_LFN_UNICODE >= 1 with LFN enabled, string I/O functions, f_gets(), 188 / f_putc(), f_puts and f_printf() convert the character encoding in it. 189 / This option selects assumption of character encoding ON THE FILE to be 190 / read/written via those functions. 191 / 192 / 0: ANSI/OEM in current CP 193 / 1: Unicode in UTF-16LE 194 / 2: Unicode in UTF-16BE 195 / 3: Unicode in UTF-8 196 */ 197 198 #ifndef __LITEOS_M__ 199 #define FF_FS_RPATH 0 200 #else 201 #define FF_FS_RPATH 1 202 #endif 203 /* This option configures support for relative path. 204 / 205 / 0: Disable relative path and remove related functions. 206 / 1: Enable relative path. f_chdir() and f_chdrive() are available. 207 / 2: f_getcwd() function is available in addition to 1. 208 */ 209 210 211 /*---------------------------------------------------------------------------/ 212 / Drive/Volume Configurations 213 /---------------------------------------------------------------------------*/ 214 215 #ifndef __LITEOS_M__ 216 #define FF_VOLUMES LOSCFG_FS_FAT_VOLUMES 217 #else 218 #define FF_VOLUMES 4 219 #endif 220 /* Number of volumes (logical drives) to be used. (1-10) */ 221 222 #ifdef LOSCFG_FS_FAT_VIRTUAL_PARTITION 223 #define _DEFAULT_VIRVOLUEMS 4 224 #define _MIN_CLST 0x4000 225 #define _FLOAT_ACC 0.00000001 226 #endif 227 228 #ifndef __LITEOS_M__ 229 #define FF_STR_VOLUME_ID 0 230 #define FF_VOLUME_STRS "RAM","NAND","CF","SD","SD2","USB","USB2","USB3" 231 #else 232 #define FF_STR_VOLUME_ID 2 233 #endif 234 /* FF_STR_VOLUME_ID switches support for volume ID in arbitrary strings. 235 / When FF_STR_VOLUME_ID is set to 1 or 2, arbitrary strings can be used as drive 236 / number in the path name. FF_VOLUME_STRS defines the volume ID strings for each 237 / logical drives. Number of items must not be less than FF_VOLUMES. Valid 238 / characters for the volume ID strings are A-Z, a-z and 0-9, however, they are 239 / compared in case-insensitive. If FF_STR_VOLUME_ID >= 1 and FF_VOLUME_STRS is 240 / not defined, a user defined volume string table needs to be defined as: 241 / 242 / const char* VolumeStr[FF_VOLUMES] = {"ram","flash","sd","usb",... 243 */ 244 245 246 #define FF_MULTI_PARTITION 1 247 /* This option switches support for multiple volumes on the physical drive. 248 / By default (0), each logical drive number is bound to the same physical drive 249 / number and only an FAT volume found on the physical drive will be mounted. 250 / When this function is enabled (1), each logical drive number can be bound to 251 / arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk() 252 / funciton will be available. */ 253 254 255 #define FF_MIN_SS 512 256 #ifndef __LITEOS_M__ 257 #define FF_MAX_SS 4096 258 #else 259 #define FF_MAX_SS FS_MAX_SS 260 #endif 261 /* This set of options configures the range of sector size to be supported. (512, 262 / 1024, 2048 or 4096) Always set both 512 for most systems, generic memory card and 263 / harddisk. But a larger value may be required for on-board flash memory and some 264 / type of optical media. When FF_MAX_SS is larger than FF_MIN_SS, FatFs is configured 265 / for variable sector size mode and disk_ioctl() function needs to implement 266 / GET_SECTOR_SIZE command. */ 267 268 269 #ifndef __LITEOS_M__ 270 #define FF_USE_TRIM 0 271 #else 272 #define FF_USE_TRIM 1 273 #endif 274 /* This option switches support for ATA-TRIM. (0:Disable or 1:Enable) 275 / To enable Trim function, also CTRL_TRIM command should be implemented to the 276 / disk_ioctl() function. */ 277 278 279 280 /*---------------------------------------------------------------------------/ 281 / System Configurations 282 /---------------------------------------------------------------------------*/ 283 284 #define FF_FS_TINY 0 285 /* This option switches tiny buffer configuration. (0:Normal or 1:Tiny) 286 / At the tiny configuration, size of file object (FIL) is shrinked FF_MAX_SS bytes. 287 / Instead of private sector buffer eliminated from the file object, common sector 288 / buffer in the filesystem object (FATFS) is used for the file data transfer. */ 289 290 291 #define FF_FS_NORTC 0 292 #define FF_NORTC_MON 1 293 #define FF_NORTC_MDAY 1 294 #define FF_NORTC_YEAR 2020 295 /* The option FF_FS_NORTC switches timestamp functiton. If the system does not have 296 / any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1 to disable 297 / the timestamp function. Every object modified by FatFs will have a fixed timestamp 298 / defined by FF_NORTC_MON, FF_NORTC_MDAY and FF_NORTC_YEAR in local time. 299 / To enable timestamp function (FF_FS_NORTC = 0), get_fattime() function need to be 300 / added to the project to read current time form real-time clock. FF_NORTC_MON, 301 / FF_NORTC_MDAY and FF_NORTC_YEAR have no effect. 302 / These options have no effect in read-only configuration (FF_FS_READONLY = 1). */ 303 304 305 #define FF_FS_NOFSINFO 0 306 /* If you need to know correct free space on the FAT32 volume, set bit 0 of this 307 / option, and f_getfree() function at first time after volume mount will force 308 / a full FAT scan. Bit 1 controls the use of last allocated cluster number. 309 / 310 / bit0=0: Use free cluster count in the FSINFO if available. 311 / bit0=1: Do not trust free cluster count in the FSINFO. 312 / bit1=0: Use last allocated cluster number in the FSINFO if available. 313 / bit1=1: Do not trust last allocated cluster number in the FSINFO. 314 */ 315 316 #ifndef __LITEOS_M__ 317 #define FF_FS_LOCK CONFIG_NFILE_DESCRIPTORS 318 #else 319 #define FF_FS_LOCK (CONFIG_NFILE_DESCRIPTORS + LOSCFG_MAX_OPEN_DIRS - MIN_START_FD) 320 #endif 321 /* The option FF_FS_LOCK switches file lock function to control duplicated file open 322 / and illegal operation to open objects. This option must be 0 when FF_FS_READONLY 323 / is 1. 324 / 325 / 0: Disable file lock function. To avoid volume corruption, application program 326 / should avoid illegal open, remove and rename to the open objects. 327 / >0: Enable file lock function. The value defines how many files/sub-directories 328 / can be opened simultaneously under file lock control. Note that the file 329 / lock control is independent of re-entrancy. */ 330 331 332 #ifndef __LITEOS_M__ 333 #define FF_FS_REENTRANT 1 334 #define FF_FS_TIMEOUT LOS_WAIT_FOREVER 335 #define FF_SYNC_t LosMux 336 #else 337 #define FF_FS_REENTRANT 0 338 #define FF_FS_TIMEOUT 1000 339 #define FF_SYNC_t HANDLE 340 #endif 341 /* The option FF_FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs 342 / module itself. Note that regardless of this option, file access to different 343 / volume is always re-entrant and volume control functions, f_mount(), f_mkfs() 344 / and f_fdisk() function, are always not re-entrant. Only file/directory access 345 / to the same volume is under control of this function. 346 / 347 / 0: Disable re-entrancy. FF_FS_TIMEOUT and FF_SYNC_t have no effect. 348 / 1: Enable re-entrancy. Also user provided synchronization handlers, 349 / ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj() 350 / function, must be added to the project. Samples are available in 351 / option/syscall.c. 352 / 353 / The FF_FS_TIMEOUT defines timeout period in unit of time tick. 354 / The FF_SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*, 355 / SemaphoreHandle_t and etc. A header file for O/S definitions needs to be 356 / included somewhere in the scope of ff.h. */ 357 358 359 360 /*--- End of configuration options ---*/ 361 362 #ifdef __cplusplus 363 #if __cplusplus 364 } 365 #endif /* __cplusplus */ 366 #endif /* __cplusplus */ 367 368 #endif 369 370