304 lines
11 KiB
C
304 lines
11 KiB
C
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/*----------------------------------------------------------------------------/
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/ FatFs - Generic FAT file system module R0.12c /
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/-----------------------------------------------------------------------------/
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/
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/ Copyright (C) 2017, ChaN, all right reserved.
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/ Portions Copyright (C) STMicroelectronics, all right reserved.
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/
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/ FatFs module is an open source software. Redistribution and use of FatFs in
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/ source and binary forms, with or without modification, are permitted provided
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/ that the following condition is met:
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/ 1. Redistributions of source code must retain the above copyright notice,
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/ this condition and the following disclaimer.
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/
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/ This software is provided by the copyright holder and contributors "AS IS"
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/ and any warranties related to this software are DISCLAIMED.
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/ The copyright owner or contributors be NOT LIABLE for any damages caused
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/ by use of this software.
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/----------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------/
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/ FatFs - FAT file system module configuration file
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/---------------------------------------------------------------------------*/
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#define _FFCONF 68300 /* Revision ID */
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/*---------------------------------------------------------------------------/
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/ Function Configurations
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/---------------------------------------------------------------------------*/
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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 0
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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_truncate() and f_rename()
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/ 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 functions, f_findfirst() and
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/ f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */
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#define _USE_MKFS 1
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/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
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#define _USE_FASTSEEK 1
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/* This option switches fast seek function. (0:Disable or 1:Enable) */
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#define _USE_EXPAND 0
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/* This option switches f_expand function. (0:Disable or 1:Enable) */
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#define _USE_CHMOD 0
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/* This option switches attribute manipulation functions, f_chmod() and f_utime().
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/ (0:Disable or 1:Enable) Also _FS_READONLY needs to be 0 to enable this option. */
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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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/*---------------------------------------------------------------------------/
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/ Locale and Namespace Configurations
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/---------------------------------------------------------------------------*/
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#define _CODE_PAGE 850
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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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/ 771 - KBL
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/ 775 - Baltic
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/ 850 - 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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/ 860 - Portuguese
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/ 861 - Icelandic
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/ 862 - Hebrew
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/ 863 - Canadian French
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/ 864 - Arabic
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/ 865 - Nordic
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/ 866 - Russian
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/ 869 - Greek 2
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/ 932 - Japanese (DBCS)
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/ 936 - Simplified Chinese (DBCS)
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/ 949 - Korean (DBCS)
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/ 950 - Traditional Chinese (DBCS)
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*/
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#define _USE_LFN 3
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#define _MAX_LFN 255
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/* The _USE_LFN switches the support of long file name (LFN).
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/
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/ 0: Disable support of LFN. _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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/ To enable the LFN, Unicode handling functions (option/unicode.c) must be added
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/ to the project. The working buffer occupies (_MAX_LFN + 1) * 2 bytes and
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/ additional 608 bytes at exFAT enabled. _MAX_LFN can be in range from 12 to 255.
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/ It should be set 255 to support full featured LFN operations.
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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:UTF-16)
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/ To use Unicode string for the path name, enable LFN and set _LFN_UNICODE = 1.
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/ This option also affects behavior of string I/O functions. */
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#define _STRF_ENCODE 3
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/* When _LFN_UNICODE == 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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/ This option has no effect when _LFN_UNICODE == 0. */
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#define _FS_RPATH 0
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/* This option configures support of relative path.
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/
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/ 0: Disable relative path and remove related functions.
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/ 1: Enable relative path. 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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/*---------------------------------------------------------------------------/
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/ Drive/Volume Configurations
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/---------------------------------------------------------------------------*/
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#define _VOLUMES 2
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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","SD","SD2","USB","USB2","USB3"
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/* _STR_VOLUME_ID switches string support of volume ID.
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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 support of multi-partition on a physical drive.
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/ By default (0), each logical drive number is bound to the same physical drive
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/ number and only an FAT volume found on the physical drive will be mounted.
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/ When multi-partition is enabled (1), each logical drive number can be bound to
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/ arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk()
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/ 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 support of ATA-TRIM. (0:Disable or 1:Enable)
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/ To enable Trim function, 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_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 file object (FIL) is reduced _MAX_SS bytes.
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/ Instead of private sector buffer eliminated from the file object, common sector
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/ buffer in the file system object (FATFS) is used for the file data transfer. */
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#define _FS_EXFAT 0
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/* This option switches support of exFAT file system. (0:Disable or 1:Enable)
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/ When enable exFAT, also LFN needs to be enabled. (_USE_LFN >= 1)
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/ Note that enabling exFAT discards C89 compatibility. */
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#define _FS_NORTC 0
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#define _NORTC_MON 1
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#define _NORTC_MDAY 1
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#define _NORTC_YEAR 2016
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/* The option _FS_NORTC switches timestamp functiton. If the system does not have
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/ any RTC function or valid timestamp is not needed, set _FS_NORTC = 1 to disable
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/ the timestamp function. All objects modified by FatFs will have a fixed timestamp
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/ defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR in local time.
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/ To enable timestamp function (_FS_NORTC = 0), get_fattime() function need to be
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/ added to the project to get current time form real-time clock. _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 2
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/* The option _FS_LOCK switches file lock function 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 function. 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 function. 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 control is independent of re-entrancy. */
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#define _FS_REENTRANT 1
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#if _FS_REENTRANT
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#include "cmsis_os.h"
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#define _FS_TIMEOUT 1000
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#define _SYNC_t osSemaphoreId
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#endif
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/* The option _FS_REENTRANT 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 function.
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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.h. */
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/* #include <windows.h> // O/S definitions */
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#if _USE_LFN == 3
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#if !defined(ff_malloc) || !defined(ff_free)
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#include <stdlib.h>
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#endif
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#if !defined(ff_malloc)
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#define ff_malloc malloc
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#endif
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#if !defined(ff_free)
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#define ff_free free
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#endif
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#endif
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/*--- End of configuration options ---*/
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