1 /*---------------------------------------------------------------------------/
2 / FatFs Functional Configurations
3 /---------------------------------------------------------------------------*/
4
5 #define FFCONF_DEF 86604 /* Revision ID */
6
7 /*---------------------------------------------------------------------------/
8 / Function Configurations
9 /---------------------------------------------------------------------------*/
10
11 #define FF_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 FF_FS_MINIMIZE 0
19 /* This option defines minimization level to remove some basic API functions.
20 /
21 / 0: Basic functions are fully 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 FF_USE_STRFUNC 0
29 /* This option switches string functions, f_gets(), f_putc(), f_puts() and f_printf().
30 /
31 / 0: Disable string functions.
32 / 1: Enable without LF-CRLF conversion.
test_quarterly_dont_normalize()33 / 2: Enable with LF-CRLF conversion. */
34
35
36 #define FF_USE_FIND 0
37 /* This option switches filtered directory read functions, f_findfirst() and
38 / f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */
39
40
41 #define FF_USE_MKFS 1
42 /* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
43
44
45 #define FF_USE_FASTSEEK 0
46 /* This option switches fast seek function. (0:Disable or 1:Enable) */
47
48
49 #define FF_USE_EXPAND 0
50 /* This option switches f_expand function. (0:Disable or 1:Enable) */
51
52
53 #define FF_USE_CHMOD 0
54 /* This option switches attribute manipulation functions, f_chmod() and f_utime().
55 / (0:Disable or 1:Enable) Also FF_FS_READONLY needs to be 0 to enable this option. */
56
57
58 #define FF_USE_LABEL 0
59 /* This option switches volume label functions, f_getlabel() and f_setlabel().
60 / (0:Disable or 1:Enable) */
61
62
63 #define FF_USE_FORWARD 0
64 /* This option switches f_forward() function. (0:Disable or 1:Enable) */
65
66
67 /*---------------------------------------------------------------------------/
68 / Locale and Namespace Configurations
69 /---------------------------------------------------------------------------*/
70
71 #define FF_CODE_PAGE 932
72 /* This option specifies the OEM code page to be used on the target system.
73 / Incorrect code page setting can cause a file open failure.
74 /
75 / 437 - U.S.
76 / 720 - Arabic
77 / 737 - Greek
78 / 771 - KBL
79 / 775 - Baltic
80 / 850 - Latin 1
81 / 852 - Latin 2
82 / 855 - Cyrillic
83 / 857 - Turkish
84 / 860 - Portuguese
85 / 861 - Icelandic
86 / 862 - Hebrew
87 / 863 - Canadian French
88 / 864 - Arabic
89 / 865 - Nordic
90 / 866 - Russian
91 / 869 - Greek 2
92 / 932 - Japanese (DBCS)
93 / 936 - Simplified Chinese (DBCS)
94 / 949 - Korean (DBCS)
95 / 950 - Traditional Chinese (DBCS)
96 / 0 - Include all code pages above and configured by f_setcp()
97 */
98
99
100 #define FF_USE_LFN 0
101 #define FF_MAX_LFN 255
102 /* The FF_USE_LFN switches the support for LFN (long file name).
103 /
104 / 0: Disable LFN. FF_MAX_LFN has no effect.
105 / 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
106 / 2: Enable LFN with dynamic working buffer on the STACK.
107 / 3: Enable LFN with dynamic working buffer on the HEAP.
108 /
109 / To enable the LFN, ffunicode.c needs to be added to the project. The LFN function
110 / requiers certain internal working buffer occupies (FF_MAX_LFN + 1) * 2 bytes and
111 / additional (FF_MAX_LFN + 44) / 15 * 32 bytes when exFAT is enabled.
112 / The FF_MAX_LFN defines size of the working buffer in UTF-16 code unit and it can
113 / be in range of 12 to 255. It is recommended to be set 255 to fully support LFN
114 / specification.
115 / When use stack for the working buffer, take care on stack overflow. When use heap
116 / memory for the working buffer, memory management functions, ff_memalloc() and
117 / ff_memfree() in ffsystem.c, need to be added to the project. */
118
119
120 #define FF_LFN_UNICODE 0
121 /* This option switches the character encoding on the API when LFN is enabled.
122 /
123 / 0: ANSI/OEM in current CP (TCHAR = char)
124 / 1: Unicode in UTF-16 (TCHAR = WCHAR)
125 / 2: Unicode in UTF-8 (TCHAR = char)
126 / 3: Unicode in UTF-32 (TCHAR = DWORD)
127 /
128 / Also behavior of string I/O functions will be affected by this option.
129 / When LFN is not enabled, this option has no effect. */
130
131
132 #define FF_LFN_BUF 255
133 #define FF_SFN_BUF 12
134 /* This set of options defines size of file name members in the FILINFO structure
135 / which is used to read out directory items. These values should be suffcient for
136 / the file names to read. The maximum possible length of the read file name depends
137 / on character encoding. When LFN is not enabled, these options have no effect. */
138
139
140 #define FF_STRF_ENCODE 3
141 /* When FF_LFN_UNICODE >= 1 with LFN enabled, string I/O functions, f_gets(),
142 / f_putc(), f_puts and f_printf() convert the character encoding in it.
143 / This option selects assumption of character encoding ON THE FILE to be
144 / read/written via those functions.
145 /
146 / 0: ANSI/OEM in current CP
147 / 1: Unicode in UTF-16LE
148 / 2: Unicode in UTF-16BE
149 / 3: Unicode in UTF-8
150 */
151
152
153 #define FF_FS_RPATH 0
154 /* This option configures support for relative path.
155 /
156 / 0: Disable relative path and remove related functions.
157 / 1: Enable relative path. f_chdir() and f_chdrive() are available.
158 / 2: f_getcwd() function is available in addition to 1.
159 */
160
161
162 /*---------------------------------------------------------------------------/
163 / Drive/Volume Configurations
164 /---------------------------------------------------------------------------*/
165
166 #define FF_VOLUMES 1
167 /* Number of volumes (logical drives) to be used. (1-10) */
168
169
170 #define FF_STR_VOLUME_ID 0
171 #define FF_VOLUME_STRS "RAM","NAND","CF","SD","SD2","USB","USB2","USB3"
172 /* FF_STR_VOLUME_ID switches support for volume ID in arbitrary strings.
173 / When FF_STR_VOLUME_ID is set to 1 or 2, arbitrary strings can be used as drive
174 / number in the path name. FF_VOLUME_STRS defines the volume ID strings for each
175 / logical drives. Number of items must not be less than FF_VOLUMES. Valid
176 / characters for the volume ID strings are A-Z, a-z and 0-9, however, they are
177 / compared in case-insensitive. If FF_STR_VOLUME_ID >= 1 and FF_VOLUME_STRS is
178 / not defined, a user defined volume string table needs to be defined as:
179 /
180 / const char* VolumeStr[FF_VOLUMES] = {"ram","flash","sd","usb",...
181 */
182
183
184 #define FF_MULTI_PARTITION 0
185 /* This option switches support for multiple volumes on the physical drive.
186 / By default (0), each logical drive number is bound to the same physical drive
187 / number and only an FAT volume found on the physical drive will be mounted.
188 / When this function is enabled (1), each logical drive number can be bound to
189 / arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk()
190 / funciton will be available. */
191
192
193 #define FF_MIN_SS 512
194 #define FF_MAX_SS 512
195 /* This set of options configures the range of sector size to be supported. (512,
196 / 1024, 2048 or 4096) Always set both 512 for most systems, generic memory card and
197 / harddisk. But a larger value may be required for on-board flash memory and some
198 / type of optical media. When FF_MAX_SS is larger than FF_MIN_SS, FatFs is configured
199 / for variable sector size mode and disk_ioctl() function needs to implement
200 / GET_SECTOR_SIZE command. */
201
202
203 #define FF_USE_TRIM 0
204 /* This option switches support for 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 FF_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 FF_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 shrinked FF_MAX_SS bytes.
229 / Instead of private sector buffer eliminated from the file object, common sector
230 / buffer in the filesystem object (FATFS) is used for the file data transfer. */
231
232
233 #define FF_FS_EXFAT 0
234 /* This option switches support for exFAT filesystem. (0:Disable or 1:Enable)
235 / To enable exFAT, also LFN needs to be enabled. (FF_USE_LFN >= 1)
236 / Note that enabling exFAT discards ANSI C (C89) compatibility. */
237
238
239 #define FF_FS_NORTC 1
240 #define FF_NORTC_MON 1
241 #define FF_NORTC_MDAY 1
242 #define FF_NORTC_YEAR 2018
243 /* The option FF_FS_NORTC switches timestamp functiton. If the system does not have
244 / any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1 to disable
245 / the timestamp function. Every object modified by FatFs will have a fixed timestamp
246 / defined by FF_NORTC_MON, FF_NORTC_MDAY and FF_NORTC_YEAR in local time.
247 / To enable timestamp function (FF_FS_NORTC = 0), get_fattime() function need to be
248 / added to the project to read current time form real-time clock. FF_NORTC_MON,
249 / FF_NORTC_MDAY and FF_NORTC_YEAR have no effect.
250 / These options have no effect at read-only configuration (FF_FS_READONLY = 1). */
251
252
253 #define FF_FS_LOCK 0
254 /* The option FF_FS_LOCK switches file lock function to control duplicated file open
255 / and illegal operation to open objects. This option must be 0 when FF_FS_READONLY
256 / is 1.
257 /
258 / 0: Disable file lock function. To avoid volume corruption, application program
259 / should avoid illegal open, remove and rename to the open objects.
260 / >0: Enable file lock function. The value defines how many files/sub-directories
261 / can be opened simultaneously under file lock control. Note that the file
262 / lock control is independent of re-entrancy. */
263
264
265 /* #include <somertos.h> // O/S definitions */
266 #define FF_FS_REENTRANT 0
267 #define FF_FS_TIMEOUT 1000
268 #define FF_SYNC_t HANDLE
269 /* The option FF_FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs
270 / module itself. Note that regardless of this option, file access to different
271 / volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
272 / and f_fdisk() function, are always not re-entrant. Only file/directory access
273 / to the same volume is under control of this function.
274 /
275 / 0: Disable re-entrancy. FF_FS_TIMEOUT and FF_SYNC_t have no effect.
276 / 1: Enable re-entrancy. Also user provided synchronization handlers,
277 / ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
278 / function, must be added to the project. Samples are available in
279 / option/syscall.c.
280 /
281 / The FF_FS_TIMEOUT defines timeout period in unit of time tick.
282 / The FF_SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
283 / SemaphoreHandle_t and etc. A header file for O/S definitions needs to be
284 / included somewhere in the scope of ff.h. */
285
286
287
288 /*--- End of configuration options ---*/
289