fluxengine/dep/fatfs/source/ffconf.h

/*---------------------------------------------------------------------------/
/  FatFs Functional Configurations
/---------------------------------------------------------------------------*/

#define FFCONF_DEF 86631 /* Revision ID */

/*---------------------------------------------------------------------------/
/ Function Configurations
/---------------------------------------------------------------------------*/

#define FF_FS_READONLY 0
/* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
/  Read-only configuration removes writing API functions, f_write(), f_sync(),
/  f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
/  and optional writing functions as well. */

#define FF_FS_MINIMIZE 0
/* This option defines minimization level to remove some basic API functions.
/
/   0: Basic functions are fully enabled.
/   1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_truncate() and f_rename()
/      are removed.
/   2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
/   3: f_lseek() function is removed in addition to 2. */

#define FF_USE_FIND 1
/* This option switches filtered directory read functions, f_findfirst() and
/  f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */

#define FF_USE_MKFS 1
/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */

#define FF_USE_FASTSEEK 0
/* This option switches fast seek function. (0:Disable or 1:Enable) */

#define FF_USE_EXPAND 0
/* This option switches f_expand function. (0:Disable or 1:Enable) */

#define FF_USE_CHMOD 0
/* This option switches attribute manipulation functions, f_chmod() and
f_utime(). /  (0:Disable or 1:Enable) Also FF_FS_READONLY needs to be 0 to
enable this option. */

#define FF_USE_LABEL 1
/* This option switches volume label functions, f_getlabel() and f_setlabel().
/  (0:Disable or 1:Enable) */

#define FF_USE_FORWARD 0
/* This option switches f_forward() function. (0:Disable or 1:Enable) */

#define FF_USE_STRFUNC 0
#define FF_PRINT_LLI 0
#define FF_PRINT_FLOAT 0
#define FF_STRF_ENCODE 0
/* FF_USE_STRFUNC switches string functions, f_gets(), f_putc(), f_puts() and
/  f_printf().
/
/   0: Disable. FF_PRINT_LLI, FF_PRINT_FLOAT and FF_STRF_ENCODE have no effect.
/   1: Enable without LF-CRLF conversion.
/   2: Enable with LF-CRLF conversion.
/
/  FF_PRINT_LLI = 1 makes f_printf() support long long argument and
FF_PRINT_FLOAT = 1/2 makes f_printf() support floating point argument. These
features want C99 or later. /  When FF_LFN_UNICODE >= 1 with LFN enabled, string
functions convert the character /  encoding in it. FF_STRF_ENCODE selects
assumption of character encoding ON THE FILE /  to be read/written via those
functions.
/
/   0: ANSI/OEM in current CP
/   1: Unicode in UTF-16LE
/   2: Unicode in UTF-16BE
/   3: Unicode in UTF-8
*/

/*---------------------------------------------------------------------------/
/ Locale and Namespace Configurations
/---------------------------------------------------------------------------*/

#define FF_CODE_PAGE 0
/* This option specifies the OEM code page to be used on the target system.
/  Incorrect code page setting can cause a file open failure.
/
/   437 - U.S.
/   720 - Arabic
/   737 - Greek
/   771 - KBL
/   775 - Baltic
/   850 - Latin 1
/   852 - Latin 2
/   855 - Cyrillic
/   857 - Turkish
/   860 - Portuguese
/   861 - Icelandic
/   862 - Hebrew
/   863 - Canadian French
/   864 - Arabic
/   865 - Nordic
/   866 - Russian
/   869 - Greek 2
/   932 - Japanese (DBCS)
/   936 - Simplified Chinese (DBCS)
/   949 - Korean (DBCS)
/   950 - Traditional Chinese (DBCS)
/     0 - Include all code pages above and configured by f_setcp()
*/

#define FF_USE_LFN 0
#define FF_MAX_LFN 255
/* The FF_USE_LFN switches the support for LFN (long file name).
/
/   0: Disable LFN. FF_MAX_LFN has no effect.
/   1: Enable LFN with static  working buffer on the BSS. Always NOT
thread-safe. /   2: Enable LFN with dynamic working buffer on the STACK. /   3:
Enable LFN with dynamic working buffer on the HEAP.
/
/  To enable the LFN, ffunicode.c needs to be added to the project. The LFN
function /  requiers certain internal working buffer occupies (FF_MAX_LFN + 1) *
2 bytes and /  additional (FF_MAX_LFN + 44) / 15 * 32 bytes when exFAT is
enabled. /  The FF_MAX_LFN defines size of the working buffer in UTF-16 code
unit and it can /  be in range of 12 to 255. It is recommended to be set it 255
to fully support LFN /  specification. /  When use stack for the working buffer,
take care on stack overflow. When use heap /  memory for the working buffer,
memory management functions, ff_memalloc() and /  ff_memfree() exemplified in
ffsystem.c, need to be added to the project. */

#define FF_LFN_UNICODE 0
/* This option switches the character encoding on the API when LFN is enabled.
/
/   0: ANSI/OEM in current CP (TCHAR = char)
/   1: Unicode in UTF-16 (TCHAR = WCHAR)
/   2: Unicode in UTF-8 (TCHAR = char)
/   3: Unicode in UTF-32 (TCHAR = DWORD)
/
/  Also behavior of string I/O functions will be affected by this option.
/  When LFN is not enabled, this option has no effect. */

#define FF_LFN_BUF 255
#define FF_SFN_BUF 12
/* This set of options defines size of file name members in the FILINFO
structure /  which is used to read out directory items. These values should be
suffcient for /  the file names to read. The maximum possible length of the read
file name depends /  on character encoding. When LFN is not enabled, these
options have no effect. */

#define FF_FS_RPATH 0
/* This option configures support for relative path.
/
/   0: Disable relative path and remove related functions.
/   1: Enable relative path. f_chdir() and f_chdrive() are available.
/   2: f_getcwd() function is available in addition to 1.
*/

#define FF_CASE_INSENSITIVE_COMPARISONS 1
/* This option ensures that SFNs on disk are compared using case-insensitive
 * routines, some FAT variants store lower case filenames. dtrg */

/*---------------------------------------------------------------------------/
/ Drive/Volume Configurations
/---------------------------------------------------------------------------*/

#define FF_VOLUMES 1
/* Number of volumes (logical drives) to be used. (1-10) */

#define FF_STR_VOLUME_ID 0
#define FF_VOLUME_STRS "RAM", "NAND", "CF", "SD", "SD2", "USB", "USB2", "USB3"
/* FF_STR_VOLUME_ID switches support for volume ID in arbitrary strings.
/  When FF_STR_VOLUME_ID is set to 1 or 2, arbitrary strings can be used as
drive /  number in the path name. FF_VOLUME_STRS defines the volume ID strings
for each /  logical drives. Number of items must not be less than FF_VOLUMES.
Valid /  characters for the volume ID strings are A-Z, a-z and 0-9, however,
they are /  compared in case-insensitive. If FF_STR_VOLUME_ID >= 1 and
FF_VOLUME_STRS is /  not defined, a user defined volume string table needs to be
defined as:
/
/  const char* VolumeStr[FF_VOLUMES] = {"ram","flash","sd","usb",...
*/

#define FF_MULTI_PARTITION 0
/* This option switches support for multiple volumes on the physical drive.
/  By default (0), each logical drive number is bound to the same physical drive
/  number and only an FAT volume found on the physical drive will be mounted.
/  When this function is enabled (1), each logical drive number can be bound to
/  arbitrary physical drive and partition listed in the VolToPart[]. Also
f_fdisk() /  funciton will be available. */

#define FF_MIN_SS 128
#define FF_MAX_SS 4096
/* This set of options configures the range of sector size to be supported.
(512, /  1024, 2048 or 4096) Always set both 512 for most systems, generic
memory card and /  harddisk, but a larger value may be required for on-board
flash memory and some /  type of optical media. When FF_MAX_SS is larger than
FF_MIN_SS, FatFs is configured /  for variable sector size mode and disk_ioctl()
function needs to implement /  GET_SECTOR_SIZE command. */

#define FF_LBA64 0
/* This option switches support for 64-bit LBA. (0:Disable or 1:Enable)
/  To enable the 64-bit LBA, also exFAT needs to be enabled. (FF_FS_EXFAT == 1)
*/

#define FF_MIN_GPT 0x10000000
/* Minimum number of sectors to switch GPT as partitioning format in f_mkfs and
/  f_fdisk function. 0x100000000 max. This option has no effect when FF_LBA64 ==
0. */

#define FF_USE_TRIM 0
/* This option switches support for ATA-TRIM. (0:Disable or 1:Enable)
/  To enable Trim function, also CTRL_TRIM command should be implemented to the
/  disk_ioctl() function. */

/*---------------------------------------------------------------------------/
/ System Configurations
/---------------------------------------------------------------------------*/

#define FF_FS_TINY 1
/* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
/  At the tiny configuration, size of file object (FIL) is shrinked FF_MAX_SS
bytes. /  Instead of private sector buffer eliminated from the file object,
common sector /  buffer in the filesystem object (FATFS) is used for the file
data transfer. */

#define FF_FS_EXFAT 0
/* This option switches support for exFAT filesystem. (0:Disable or 1:Enable)
/  To enable exFAT, also LFN needs to be enabled. (FF_USE_LFN >= 1)
/  Note that enabling exFAT discards ANSI C (C89) compatibility. */

#define FF_FS_NORTC 0
#define FF_NORTC_MON 1
#define FF_NORTC_MDAY 1
#define FF_NORTC_YEAR 2020
/* The option FF_FS_NORTC switches timestamp functiton. If the system does not
have /  any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1
to disable /  the timestamp function. Every object modified by FatFs will have a
fixed timestamp /  defined by FF_NORTC_MON, FF_NORTC_MDAY and FF_NORTC_YEAR in
local time. /  To enable timestamp function (FF_FS_NORTC = 0), get_fattime()
function need to be /  added to the project to read current time form real-time
clock. FF_NORTC_MON, /  FF_NORTC_MDAY and FF_NORTC_YEAR have no effect. /  These
options have no effect in read-only configuration (FF_FS_READONLY = 1). */

#define FF_FS_NOFSINFO 0
/* If you need to know correct free space on the FAT32 volume, set bit 0 of this
/  option, and f_getfree() function at first time after volume mount will force
/  a full FAT scan. Bit 1 controls the use of last allocated cluster number.
/
/  bit0=0: Use free cluster count in the FSINFO if available.
/  bit0=1: Do not trust free cluster count in the FSINFO.
/  bit1=0: Use last allocated cluster number in the FSINFO if available.
/  bit1=1: Do not trust last allocated cluster number in the FSINFO.
*/

#define FF_FS_LOCK 0
/* The option FF_FS_LOCK switches file lock function to control duplicated file
open /  and illegal operation to open objects. This option must be 0 when
FF_FS_READONLY /  is 1.
/
/  0:  Disable file lock function. To avoid volume corruption, application
program /      should avoid illegal open, remove and rename to the open objects.
/  >0: Enable file lock function. The value defines how many
files/sub-directories /      can be opened simultaneously under file lock
control. Note that the file /      lock control is independent of re-entrancy.
*/

/* #include <somertos.h>	// O/S definitions */
#define FF_FS_REENTRANT 0
#define FF_FS_TIMEOUT 1000
#define FF_SYNC_t HANDLE
/* The option FF_FS_REENTRANT switches the re-entrancy (thread safe) of the
FatFs /  module itself. Note that regardless of this option, file access to
different /  volume is always re-entrant and volume control functions,
f_mount(), f_mkfs() /  and f_fdisk() function, are always not re-entrant. Only
file/directory access /  to the same volume is under control of this function.
/
/   0: Disable re-entrancy. FF_FS_TIMEOUT and FF_SYNC_t have no effect.
/   1: Enable re-entrancy. Also user provided synchronization handlers,
/      ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
/      function, must be added to the project. Samples are available in
/      option/syscall.c.
/
/  The FF_FS_TIMEOUT defines timeout period in unit of time tick.
/  The FF_SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID,
OS_EVENT*, /  SemaphoreHandle_t and etc. A header file for O/S definitions needs
to be /  included somewhere in the scope of ff.h. */

/*--- End of configuration options ---*/