272 lines
11 KiB
C
272 lines
11 KiB
C
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/*---------------------------------------------------------------------------/
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/ FatFs - FAT file system module configuration file R0.11 (C)ChaN, 2015
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/---------------------------------------------------------------------------*/
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#define _FFCONF 32020 /* Revision ID */
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/*---------------------------------------------------------------------------/
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/ Functions and Buffer Configurations
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/---------------------------------------------------------------------------*/
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#define _FS_TINY 0
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/* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
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/ At the tiny configuration, size of the file object (FIL) is reduced _MAX_SS
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/ bytes. Instead of private sector buffer eliminated from the file object,
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/ common sector buffer in the file system object (FATFS) is used for the file
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/ data transfer. */
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#define _FS_READONLY 0
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/* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
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/ Read-only configuration removes writing API functions, f_write(), f_sync(),
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/ f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
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/ and optional writing functions as well. */
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#define _FS_MINIMIZE 1
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/* This option defines minimization level to remove some basic API functions.
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/
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/ 0: All basic functions are enabled.
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/ 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_chmod(), f_utime(),
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/ f_truncate() and f_rename() function are removed.
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/ 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
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/ 3: f_lseek() function is removed in addition to 2. */
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#define _USE_STRFUNC 0
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/* This option switches string functions, f_gets(), f_putc(), f_puts() and
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/ f_printf().
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/
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/ 0: Disable string functions.
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/ 1: Enable without LF-CRLF conversion.
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/ 2: Enable with LF-CRLF conversion. */
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#define _USE_FIND 0
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/* This option switches filtered directory read feature and related functions,
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/ f_findfirst() and f_findnext(). (0:Disable or 1:Enable) */
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#define _USE_MKFS 0
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/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
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#define _USE_FASTSEEK 0
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/* This option switches fast seek feature. (0:Disable or 1:Enable) */
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#define _USE_LABEL 0
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/* This option switches volume label functions, f_getlabel() and f_setlabel().
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/ (0:Disable or 1:Enable) */
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#define _USE_FORWARD 0
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/* This option switches f_forward() function. (0:Disable or 1:Enable)
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/ To enable it, also _FS_TINY need to be set to 1. */
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/*---------------------------------------------------------------------------/
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/ Locale and Namespace Configurations
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/---------------------------------------------------------------------------*/
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#define _CODE_PAGE 437
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/* This option specifies the OEM code page to be used on the target system.
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/ Incorrect setting of the code page can cause a file open failure.
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/
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/ 1 - ASCII (No extended character. Non-LFN cfg. only)
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/ 437 - U.S.
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/ 720 - Arabic
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/ 737 - Greek
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/ 775 - Baltic
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/ 850 - Multilingual Latin 1
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/ 852 - Latin 2
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/ 855 - Cyrillic
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/ 857 - Turkish
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/ 858 - Multilingual Latin 1 + Euro
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/ 862 - Hebrew
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/ 866 - Russian
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/ 874 - Thai
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/ 932 - Japanese Shift_JIS (DBCS)
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/ 936 - Simplified Chinese GBK (DBCS)
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/ 949 - Korean (DBCS)
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/ 950 - Traditional Chinese Big5 (DBCS)
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*/
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#define _USE_LFN 2
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#define _MAX_LFN 255
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/* The _USE_LFN option switches the LFN feature.
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/
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/ 0: Disable LFN feature. _MAX_LFN has no effect.
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/ 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
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/ 2: Enable LFN with dynamic working buffer on the STACK.
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/ 3: Enable LFN with dynamic working buffer on the HEAP.
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/
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/ When enable the LFN feature, Unicode handling functions (option/unicode.c) must
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/ be added to the project. The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes.
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/ When use stack for the working buffer, take care on stack overflow. When use heap
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/ memory for the working buffer, memory management functions, ff_memalloc() and
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/ ff_memfree(), must be added to the project. */
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#define _LFN_UNICODE 0
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/* This option switches character encoding on the API. (0:ANSI/OEM or 1:Unicode)
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/ To use Unicode string for the path name, enable LFN feature and set _LFN_UNICODE
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/ to 1. This option also affects behavior of string I/O functions. */
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#define _STRF_ENCODE 0
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/* When _LFN_UNICODE is 1, this option selects the character encoding on the file to
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/ be read/written via string I/O functions, f_gets(), f_putc(), f_puts and f_printf().
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/
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/ 0: ANSI/OEM
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/ 1: UTF-16LE
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/ 2: UTF-16BE
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/ 3: UTF-8
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/
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/ When _LFN_UNICODE is 0, this option has no effect. */
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#define _FS_RPATH 0
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/* This option configures relative path feature.
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/
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/ 0: Disable relative path feature and remove related functions.
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/ 1: Enable relative path feature. f_chdir() and f_chdrive() are available.
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/ 2: f_getcwd() function is available in addition to 1.
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/
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/ Note that directory items read via f_readdir() are affected by this option. */
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/*---------------------------------------------------------------------------/
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/ Drive/Volume Configurations
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/---------------------------------------------------------------------------*/
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#define _VOLUMES 1
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/* Number of volumes (logical drives) to be used. */
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#define _STR_VOLUME_ID 0
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#define _VOLUME_STRS "RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
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/* _STR_VOLUME_ID option switches string volume ID feature.
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/ When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
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/ number in the path name. _VOLUME_STRS defines the drive ID strings for each
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/ logical drives. Number of items must be equal to _VOLUMES. Valid characters for
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/ the drive ID strings are: A-Z and 0-9. */
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#define _MULTI_PARTITION 0
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/* This option switches multi-partition feature. By default (0), each logical drive
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/ number is bound to the same physical drive number and only an FAT volume found on
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/ the physical drive will be mounted. When multi-partition feature is enabled (1),
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/ each logical drive number is bound to arbitrary physical drive and partition
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/ listed in the VolToPart[]. Also f_fdisk() funciton will be available. */
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#define _MIN_SS 512
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#define _MAX_SS 512
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/* These options configure the range of sector size to be supported. (512, 1024,
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/ 2048 or 4096) Always set both 512 for most systems, all type of memory cards and
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/ harddisk. But a larger value may be required for on-board flash memory and some
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/ type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured
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/ to variable sector size and GET_SECTOR_SIZE command must be implemented to the
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/ disk_ioctl() function. */
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#define _USE_TRIM 0
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/* This option switches ATA-TRIM feature. (0:Disable or 1:Enable)
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/ To enable Trim feature, also CTRL_TRIM command should be implemented to the
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/ disk_ioctl() function. */
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#define _FS_NOFSINFO 0
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/* If you need to know correct free space on the FAT32 volume, set bit 0 of this
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/ option, and f_getfree() function at first time after volume mount will force
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/ a full FAT scan. Bit 1 controls the use of last allocated cluster number.
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/
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/ bit0=0: Use free cluster count in the FSINFO if available.
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/ bit0=1: Do not trust free cluster count in the FSINFO.
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/ bit1=0: Use last allocated cluster number in the FSINFO if available.
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/ bit1=1: Do not trust last allocated cluster number in the FSINFO.
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*/
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/*---------------------------------------------------------------------------/
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/ System Configurations
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/---------------------------------------------------------------------------*/
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#define _FS_NORTC 1
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#define _NORTC_MON 2
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#define _NORTC_MDAY 1
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#define _NORTC_YEAR 2015
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/* The _FS_NORTC option switches timestamp feature. If the system does not have
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/ an RTC function or valid timestamp is not needed, set _FS_NORTC to 1 to disable
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/ the timestamp feature. All objects modified by FatFs will have a fixed timestamp
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/ defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR.
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/ When timestamp feature is enabled (_FS_NORTC == 0), get_fattime() function need
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/ to be added to the project to read current time form RTC. _NORTC_MON,
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/ _NORTC_MDAY and _NORTC_YEAR have no effect.
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/ These options have no effect at read-only configuration (_FS_READONLY == 1). */
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#define _FS_LOCK 0
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/* The _FS_LOCK option switches file lock feature to control duplicated file open
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/ and illegal operation to open objects. This option must be 0 when _FS_READONLY
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/ is 1.
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/
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/ 0: Disable file lock feature. To avoid volume corruption, application program
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/ should avoid illegal open, remove and rename to the open objects.
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/ >0: Enable file lock feature. The value defines how many files/sub-directories
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/ can be opened simultaneously under file lock control. Note that the file
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/ lock feature is independent of re-entrancy. */
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#define _FS_REENTRANT 0
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#define _FS_TIMEOUT 1000
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#define _SYNC_t HANDLE
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/* The _FS_REENTRANT option switches the re-entrancy (thread safe) of the FatFs
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/ module itself. Note that regardless of this option, file access to different
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/ volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
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/ and f_fdisk() function, are always not re-entrant. Only file/directory access
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/ to the same volume is under control of this feature.
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/
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/ 0: Disable re-entrancy. _FS_TIMEOUT and _SYNC_t have no effect.
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/ 1: Enable re-entrancy. Also user provided synchronization handlers,
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/ ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
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/ function, must be added to the project. Samples are available in
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/ option/syscall.c.
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/
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/ The _FS_TIMEOUT defines timeout period in unit of time tick.
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/ The _SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
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/ SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be
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/ included somewhere in the scope of ff.c. */
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#define _WORD_ACCESS 0
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/* The _WORD_ACCESS option is an only platform dependent option. It defines
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/ which access method is used to the word data on the FAT volume.
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/
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/ 0: Byte-by-byte access. Always compatible with all platforms.
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/ 1: Word access. Do not choose this unless under both the following conditions.
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/
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/ * Address misaligned memory access is always allowed to ALL instructions.
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/ * Byte order on the memory is little-endian.
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/
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/ If it is the case, _WORD_ACCESS can also be set to 1 to reduce code size.
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/ Following table shows allowable settings of some processor types.
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/
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/ ARM7TDMI 0 *2 ColdFire 0 *1 V850E 0 *2
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/ Cortex-M3 0 *3 Z80 0/1 V850ES 0/1
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/ Cortex-M0 0 *2 x86 0/1 TLCS-870 0/1
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/ AVR 0/1 RX600(LE) 0/1 TLCS-900 0/1
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/ AVR32 0 *1 RL78 0 *2 R32C 0 *2
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/ PIC18 0/1 SH-2 0 *1 M16C 0/1
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/ PIC24 0 *2 H8S 0 *1 MSP430 0 *2
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/ PIC32 0 *1 H8/300H 0 *1 8051 0/1
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/
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/ *1:Big-endian.
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/ *2:Unaligned memory access is not supported.
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/ *3:Some compilers generate LDM/STM for mem_cpy function.
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*/
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