Marco Zecchini
/
Example_RTOS
Rtos API example
Embed:
(wiki syntax)
Show/hide line numbers
ffconf.h
00001 /*---------------------------------------------------------------------------/ 00002 / FatFs - FAT file system module configuration file R0.11a (C)ChaN, 2015 00003 /---------------------------------------------------------------------------*/ 00004 00005 #define _FFCONF 64180 /* Revision ID */ 00006 00007 #define FFS_DBG 0 00008 00009 /*---------------------------------------------------------------------------/ 00010 / Function Configurations 00011 /---------------------------------------------------------------------------*/ 00012 00013 #define _FS_READONLY 0 00014 /* This option switches read-only configuration. (0:Read/Write or 1:Read-only) 00015 / Read-only configuration removes writing API functions, f_write(), f_sync(), 00016 / f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree() 00017 / and optional writing functions as well. */ 00018 00019 00020 #define _FS_MINIMIZE 0 00021 /* This option defines minimization level to remove some basic API functions. 00022 / 00023 / 0: All basic functions are enabled. 00024 / 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_chmod(), f_utime(), 00025 / f_truncate() and f_rename() function are removed. 00026 / 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1. 00027 / 3: f_lseek() function is removed in addition to 2. */ 00028 00029 00030 #define _USE_STRFUNC 0 00031 /* This option switches string functions, f_gets(), f_putc(), f_puts() and 00032 / f_printf(). 00033 / 00034 / 0: Disable string functions. 00035 / 1: Enable without LF-CRLF conversion. 00036 / 2: Enable with LF-CRLF conversion. */ 00037 00038 00039 #define _USE_FIND 0 00040 /* This option switches filtered directory read feature and related functions, 00041 / f_findfirst() and f_findnext(). (0:Disable or 1:Enable) */ 00042 00043 00044 #define _USE_MKFS 1 00045 /* This option switches f_mkfs() function. (0:Disable or 1:Enable) */ 00046 00047 00048 #define _USE_FASTSEEK 0 00049 /* This option switches fast seek feature. (0:Disable or 1:Enable) */ 00050 00051 00052 #define _USE_LABEL 0 00053 /* This option switches volume label functions, f_getlabel() and f_setlabel(). 00054 / (0:Disable or 1:Enable) */ 00055 00056 00057 #define _USE_FORWARD 0 00058 /* This option switches f_forward() function. (0:Disable or 1:Enable) 00059 / To enable it, also _FS_TINY need to be set to 1. */ 00060 00061 00062 /*---------------------------------------------------------------------------/ 00063 / Locale and Namespace Configurations 00064 /---------------------------------------------------------------------------*/ 00065 00066 #define _CODE_PAGE 850 00067 /* This option specifies the OEM code page to be used on the target system. 00068 / Incorrect setting of the code page can cause a file open failure. 00069 / 00070 / 1 - ASCII (No extended character. Non-LFN cfg. only) 00071 / 437 - U.S. 00072 / 720 - Arabic 00073 / 737 - Greek 00074 / 771 - KBL 00075 / 775 - Baltic 00076 / 850 - Latin 1 00077 / 852 - Latin 2 00078 / 855 - Cyrillic 00079 / 857 - Turkish 00080 / 860 - Portuguese 00081 / 861 - Icelandic 00082 / 862 - Hebrew 00083 / 863 - Canadian French 00084 / 864 - Arabic 00085 / 865 - Nordic 00086 / 866 - Russian 00087 / 869 - Greek 2 00088 / 932 - Japanese (DBCS) 00089 / 936 - Simplified Chinese (DBCS) 00090 / 949 - Korean (DBCS) 00091 / 950 - Traditional Chinese (DBCS) 00092 */ 00093 00094 00095 #define _USE_LFN 1 00096 #define _MAX_LFN 255 00097 /* The _USE_LFN option switches the LFN feature. 00098 / 00099 / 0: Disable LFN feature. _MAX_LFN has no effect. 00100 / 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe. 00101 / 2: Enable LFN with dynamic working buffer on the STACK. 00102 / 3: Enable LFN with dynamic working buffer on the HEAP. 00103 / 00104 / When enable the LFN feature, Unicode handling functions (option/unicode.c) must 00105 / be added to the project. The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes. 00106 / When use stack for the working buffer, take care on stack overflow. When use heap 00107 / memory for the working buffer, memory management functions, ff_memalloc() and 00108 / ff_memfree(), must be added to the project. */ 00109 00110 00111 #define _LFN_UNICODE 0 00112 /* This option switches character encoding on the API. (0:ANSI/OEM or 1:Unicode) 00113 / To use Unicode string for the path name, enable LFN feature and set _LFN_UNICODE 00114 / to 1. This option also affects behavior of string I/O functions. */ 00115 00116 00117 #define _STRF_ENCODE 3 00118 /* When _LFN_UNICODE is 1, this option selects the character encoding on the file to 00119 / be read/written via string I/O functions, f_gets(), f_putc(), f_puts and f_printf(). 00120 / 00121 / 0: ANSI/OEM 00122 / 1: UTF-16LE 00123 / 2: UTF-16BE 00124 / 3: UTF-8 00125 / 00126 / When _LFN_UNICODE is 0, this option has no effect. */ 00127 00128 00129 #define _FS_RPATH 1 00130 /* This option configures relative path feature. 00131 / 00132 / 0: Disable relative path feature and remove related functions. 00133 / 1: Enable relative path feature. f_chdir() and f_chdrive() are available. 00134 / 2: f_getcwd() function is available in addition to 1. 00135 / 00136 / Note that directory items read via f_readdir() are affected by this option. */ 00137 00138 00139 /*---------------------------------------------------------------------------/ 00140 / Drive/Volume Configurations 00141 /---------------------------------------------------------------------------*/ 00142 00143 #define _VOLUMES 4 00144 /* Number of volumes (logical drives) to be used. */ 00145 00146 00147 #define _STR_VOLUME_ID 0 00148 #define _VOLUME_STRS "RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3" 00149 /* _STR_VOLUME_ID option switches string volume ID feature. 00150 / When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive 00151 / number in the path name. _VOLUME_STRS defines the drive ID strings for each 00152 / logical drives. Number of items must be equal to _VOLUMES. Valid characters for 00153 / the drive ID strings are: A-Z and 0-9. */ 00154 00155 00156 #define _MULTI_PARTITION 0 00157 /* This option switches multi-partition feature. By default (0), each logical drive 00158 / number is bound to the same physical drive number and only an FAT volume found on 00159 / the physical drive will be mounted. When multi-partition feature is enabled (1), 00160 / each logical drive number is bound to arbitrary physical drive and partition 00161 / listed in the VolToPart[]. Also f_fdisk() funciton will be available. */ 00162 00163 00164 #define _MIN_SS 512 00165 #define _MAX_SS 4096 00166 /* These options configure the range of sector size to be supported. (512, 1024, 00167 / 2048 or 4096) Always set both 512 for most systems, all type of memory cards and 00168 / harddisk. But a larger value may be required for on-board flash memory and some 00169 / type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured 00170 / to variable sector size and GET_SECTOR_SIZE command must be implemented to the 00171 / disk_ioctl() function. */ 00172 00173 00174 #define _USE_TRIM 1 00175 /* This option switches ATA-TRIM feature. (0:Disable or 1:Enable) 00176 / To enable Trim feature, also CTRL_TRIM command should be implemented to the 00177 / disk_ioctl() function. */ 00178 00179 00180 #define _FS_NOFSINFO 0 00181 /* If you need to know correct free space on the FAT32 volume, set bit 0 of this 00182 / option, and f_getfree() function at first time after volume mount will force 00183 / a full FAT scan. Bit 1 controls the use of last allocated cluster number. 00184 / 00185 / bit0=0: Use free cluster count in the FSINFO if available. 00186 / bit0=1: Do not trust free cluster count in the FSINFO. 00187 / bit1=0: Use last allocated cluster number in the FSINFO if available. 00188 / bit1=1: Do not trust last allocated cluster number in the FSINFO. 00189 */ 00190 00191 00192 00193 /*---------------------------------------------------------------------------/ 00194 / System Configurations 00195 /---------------------------------------------------------------------------*/ 00196 00197 #define _FS_TINY 1 00198 /* This option switches tiny buffer configuration. (0:Normal or 1:Tiny) 00199 / At the tiny configuration, size of the file object (FIL) is reduced _MAX_SS 00200 / bytes. Instead of private sector buffer eliminated from the file object, 00201 / common sector buffer in the file system object (FATFS) is used for the file 00202 / data transfer. */ 00203 00204 00205 #define _FS_HEAPBUF 1 00206 /* This option enables the use of the heap for allocating buffers. Otherwise 00207 / _MAX_SS sized buffers are allocated statically in relevant structures (in 00208 / FATFS if _FS_TINY, otherwise in FATFS and FIL) 00209 / This option allows the filesystem to dynamically allocate the buffers based 00210 / on underlying sector size. */ 00211 00212 00213 #define _FS_NORTC 0 00214 #define _NORTC_MON 1 00215 #define _NORTC_MDAY 1 00216 #define _NORTC_YEAR 2015 00217 /* The _FS_NORTC option switches timestamp feature. If the system does not have 00218 / an RTC function or valid timestamp is not needed, set _FS_NORTC to 1 to disable 00219 / the timestamp feature. All objects modified by FatFs will have a fixed timestamp 00220 / defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR. 00221 / When timestamp feature is enabled (_FS_NORTC == 0), get_fattime() function need 00222 / to be added to the project to read current time form RTC. _NORTC_MON, 00223 / _NORTC_MDAY and _NORTC_YEAR have no effect. 00224 / These options have no effect at read-only configuration (_FS_READONLY == 1). */ 00225 00226 00227 #define _FS_LOCK 0 00228 /* The _FS_LOCK option switches file lock feature to control duplicated file open 00229 / and illegal operation to open objects. This option must be 0 when _FS_READONLY 00230 / is 1. 00231 / 00232 / 0: Disable file lock feature. To avoid volume corruption, application program 00233 / should avoid illegal open, remove and rename to the open objects. 00234 / >0: Enable file lock feature. The value defines how many files/sub-directories 00235 / can be opened simultaneously under file lock control. Note that the file 00236 / lock feature is independent of re-entrancy. */ 00237 00238 00239 #define _FS_REENTRANT 0 00240 #define _FS_TIMEOUT 1000 00241 #define _SYNC_t HANDLE 00242 /* The _FS_REENTRANT option switches the re-entrancy (thread safe) of the FatFs 00243 / module itself. Note that regardless of this option, file access to different 00244 / volume is always re-entrant and volume control functions, f_mount(), f_mkfs() 00245 / and f_fdisk() function, are always not re-entrant. Only file/directory access 00246 / to the same volume is under control of this feature. 00247 / 00248 / 0: Disable re-entrancy. _FS_TIMEOUT and _SYNC_t have no effect. 00249 / 1: Enable re-entrancy. Also user provided synchronization handlers, 00250 / ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj() 00251 / function, must be added to the project. Samples are available in 00252 / option/syscall.c. 00253 / 00254 / The _FS_TIMEOUT defines timeout period in unit of time tick. 00255 / The _SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*, 00256 / SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be 00257 / included somewhere in the scope of ff.c. */ 00258 00259 00260 #define _WORD_ACCESS 0 00261 /* The _WORD_ACCESS option is an only platform dependent option. It defines 00262 / which access method is used to the word data on the FAT volume. 00263 / 00264 / 0: Byte-by-byte access. Always compatible with all platforms. 00265 / 1: Word access. Do not choose this unless under both the following conditions. 00266 / 00267 / * Address misaligned memory access is always allowed to ALL instructions. 00268 / * Byte order on the memory is little-endian. 00269 / 00270 / If it is the case, _WORD_ACCESS can also be set to 1 to reduce code size. 00271 / Following table shows allowable settings of some type of processors. 00272 / 00273 / ARM7TDMI 0 *2 ColdFire 0 *1 V850E 0 *2 00274 / Cortex-M3 0 *3 Z80 0/1 V850ES 0/1 00275 / Cortex-M0 0 *2 x86 0/1 TLCS-870 0/1 00276 / AVR 0/1 RX600(LE) 0/1 TLCS-900 0/1 00277 / AVR32 0 *1 RL78 0 *2 R32C 0 *2 00278 / PIC18 0/1 SH-2 0 *1 M16C 0/1 00279 / PIC24 0 *2 H8S 0 *1 MSP430 0 *2 00280 / PIC32 0 *1 H8/300H 0 *1 8051 0/1 00281 / 00282 / *1:Big-endian. 00283 / *2:Unaligned memory access is not supported. 00284 / *3:Some compilers generate LDM/STM for mem_cpy function. 00285 */ 00286 00287 #define FLUSH_ON_NEW_CLUSTER 0 /* Sync the file on every new cluster */ 00288 #define FLUSH_ON_NEW_SECTOR 1 /* Sync the file on every new sector */ 00289 /* Only one of these two defines needs to be set to 1. If both are set to 0 00290 the file is only sync when closed. 00291 Clusters are group of sectors (eg: 8 sectors). Flushing on new cluster means 00292 it would be less often than flushing on new sector. Sectors are generally 00293 512 Bytes long. */
Generated on Sun Jul 17 2022 08:25:23 by 1.7.2