Ricardo Benitez
meh
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FATFileSystem
by 
mbed official
Diff: ChaN/ffconf.h
- Revision:
- 5:b3b3370574cf
- Parent:
- 4:3ff2606d5713
- Child:
- 6:a5fcdbf92056
--- a/ChaN/ffconf.h Thu Aug 28 13:15:31 2014 +0100
+++ b/ChaN/ffconf.h Thu Aug 13 10:15:39 2015 +0100
@@ -1,191 +1,275 @@
/*---------------------------------------------------------------------------/
-/ FatFs - FAT file system module configuration file R0.09a (C)ChaN, 2012
-/----------------------------------------------------------------------------/
-/
-/ CAUTION! Do not forget to make clean the project after any changes to
-/ the configuration options.
-/
-/----------------------------------------------------------------------------*/
-#ifndef _FFCONF
-#define _FFCONF 4004 /* Revision ID */
+/ FatFs - FAT file system module configuration file R0.11 (C)ChaN, 2015
+/---------------------------------------------------------------------------*/
-#define FFS_DBG 0
+#define _FFCONF 32020 /* Revision ID */
+
+#define FFS_DBG 0
/*---------------------------------------------------------------------------/
/ Functions and Buffer Configurations
-/----------------------------------------------------------------------------*/
+/---------------------------------------------------------------------------*/
-#define _FS_TINY 0 /* 0:Normal or 1:Tiny */
-/* When _FS_TINY is set to 1, FatFs uses the sector buffer in the file system
-/ object instead of the sector buffer in the individual file object for file
-/ data transfer. This reduces memory consumption 512 bytes each file object. */
+#define _FS_TINY 0
+/* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
+/ At the tiny configuration, size of the file object (FIL) is reduced _MAX_SS
+/ bytes. Instead of private sector buffer eliminated from the file object,
+/ common sector buffer in the file system object (FATFS) is used for the file
+/ data transfer. */
-#define _FS_READONLY 0 /* 0:Read/Write or 1:Read only */
-/* Setting _FS_READONLY to 1 defines read only configuration. This removes
-/ writing functions, f_write, f_sync, f_unlink, f_mkdir, f_chmod, f_rename,
-/ f_truncate and useless f_getfree. */
+#define _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 _FS_MINIMIZE 0
+/* This option defines minimization level to remove some basic API functions.
+/
+/ 0: All basic functions are enabled.
+/ 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_chmod(), f_utime(),
+/ f_truncate() and f_rename() function 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 _FS_MINIMIZE 0 /* 0 to 3 */
-/* The _FS_MINIMIZE option defines minimization level to remove some functions.
+#define _USE_STRFUNC 0
+/* This option switches string functions, f_gets(), f_putc(), f_puts() and
+/ f_printf().
/
-/ 0: Full function.
-/ 1: f_stat, f_getfree, f_unlink, f_mkdir, f_chmod, f_truncate and f_rename
-/ are removed.
-/ 2: f_opendir and f_readdir are removed in addition to 1.
-/ 3: f_lseek is removed in addition to 2. */
+/ 0: Disable string functions.
+/ 1: Enable without LF-CRLF conversion.
+/ 2: Enable with LF-CRLF conversion. */
+
+
+#define _USE_FIND 0
+/* This option switches filtered directory read feature and related functions,
+/ f_findfirst() and f_findnext(). (0:Disable or 1:Enable) */
-#define _USE_STRFUNC 0 /* 0:Disable or 1-2:Enable */
-/* To enable string functions, set _USE_STRFUNC to 1 or 2. */
+#define _USE_MKFS 1
+/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
-#define _USE_MKFS 1 /* 0:Disable or 1:Enable */
-/* To enable f_mkfs function, set _USE_MKFS to 1 and set _FS_READONLY to 0 */
+#define _USE_FASTSEEK 0
+/* This option switches fast seek feature. (0:Disable or 1:Enable) */
-#define _USE_FORWARD 0 /* 0:Disable or 1:Enable */
-/* To enable f_forward function, set _USE_FORWARD to 1 and set _FS_TINY to 1. */
+#define _USE_LABEL 0
+/* This option switches volume label functions, f_getlabel() and f_setlabel().
+/ (0:Disable or 1:Enable) */
-#define _USE_FASTSEEK 0 /* 0:Disable or 1:Enable */
-/* To enable fast seek feature, set _USE_FASTSEEK to 1. */
-
+#define _USE_FORWARD 0
+/* This option switches f_forward() function. (0:Disable or 1:Enable)
+/ To enable it, also _FS_TINY need to be set to 1. */
/*---------------------------------------------------------------------------/
/ Locale and Namespace Configurations
-/----------------------------------------------------------------------------*/
+/---------------------------------------------------------------------------*/
-#define _CODE_PAGE 858
-/* The _CODE_PAGE specifies the OEM code page to be used on the target system.
+#define _CODE_PAGE 858
+/* This option specifies the OEM code page to be used on the target system.
/ Incorrect setting of the code page can cause a file open failure.
/
-/ 932 - Japanese Shift-JIS (DBCS, OEM, Windows)
-/ 936 - Simplified Chinese GBK (DBCS, OEM, Windows)
-/ 949 - Korean (DBCS, OEM, Windows)
-/ 950 - Traditional Chinese Big5 (DBCS, OEM, Windows)
-/ 1250 - Central Europe (Windows)
-/ 1251 - Cyrillic (Windows)
-/ 1252 - Latin 1 (Windows)
-/ 1253 - Greek (Windows)
-/ 1254 - Turkish (Windows)
-/ 1255 - Hebrew (Windows)
-/ 1256 - Arabic (Windows)
-/ 1257 - Baltic (Windows)
-/ 1258 - Vietnam (OEM, Windows)
-/ 437 - U.S. (OEM)
-/ 720 - Arabic (OEM)
-/ 737 - Greek (OEM)
-/ 775 - Baltic (OEM)
-/ 850 - Multilingual Latin 1 (OEM)
-/ 858 - Multilingual Latin 1 + Euro (OEM)
-/ 852 - Latin 2 (OEM)
-/ 855 - Cyrillic (OEM)
-/ 866 - Russian (OEM)
-/ 857 - Turkish (OEM)
-/ 862 - Hebrew (OEM)
-/ 874 - Thai (OEM, Windows)
-/ 1 - ASCII only (Valid for non LFN cfg.)
+/ 1 - ASCII (No extended character. Non-LFN cfg. only)
+/ 437 - U.S.
+/ 720 - Arabic
+/ 737 - Greek
+/ 775 - Baltic
+/ 850 - Multilingual Latin 1
+/ 852 - Latin 2
+/ 855 - Cyrillic
+/ 857 - Turkish
+/ 858 - Multilingual Latin 1 + Euro
+/ 862 - Hebrew
+/ 866 - Russian
+/ 874 - Thai
+/ 932 - Japanese Shift_JIS (DBCS)
+/ 936 - Simplified Chinese GBK (DBCS)
+/ 949 - Korean (DBCS)
+/ 950 - Traditional Chinese Big5 (DBCS)
*/
-#define _USE_LFN 1 /* 0 to 3 */
-#define _MAX_LFN 255 /* Maximum LFN length to handle (12 to 255) */
-/* The _USE_LFN option switches the LFN support.
+#define _USE_LFN 1
+#define _MAX_LFN 255
+/* The _USE_LFN option switches the LFN feature.
/
-/ 0: Disable LFN feature. _MAX_LFN and _LFN_UNICODE have no effect.
-/ 1: Enable LFN with static working buffer on the BSS. Always NOT reentrant.
+/ 0: Disable LFN feature. _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.
/
-/ The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes. To enable LFN,
-/ Unicode handling functions ff_convert() and ff_wtoupper() must be added
-/ to the project. When enable to use heap, memory control functions
-/ ff_memalloc() and ff_memfree() must be added to the project. */
+/ When enable the LFN feature, Unicode handling functions (option/unicode.c) must
+/ be added to the project. The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes.
+/ 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(), must be added to the project. */
+
+
+#define _LFN_UNICODE 0
+/* This option switches character encoding on the API. (0:ANSI/OEM or 1:Unicode)
+/ To use Unicode string for the path name, enable LFN feature and set _LFN_UNICODE
+/ to 1. This option also affects behavior of string I/O functions. */
-#define _LFN_UNICODE 0 /* 0:ANSI/OEM or 1:Unicode */
-/* To switch the character code set on FatFs API to Unicode,
-/ enable LFN feature and set _LFN_UNICODE to 1. */
+#define _STRF_ENCODE 3
+/* When _LFN_UNICODE is 1, this option selects the character encoding on the file to
+/ be read/written via string I/O functions, f_gets(), f_putc(), f_puts and f_printf().
+/
+/ 0: ANSI/OEM
+/ 1: UTF-16LE
+/ 2: UTF-16BE
+/ 3: UTF-8
+/
+/ When _LFN_UNICODE is 0, this option has no effect. */
-#define _FS_RPATH 0 /* 0 to 2 */
-/* The _FS_RPATH option configures relative path feature.
+#define _FS_RPATH 0
+/* This option configures relative path feature.
/
/ 0: Disable relative path feature and remove related functions.
-/ 1: Enable relative path. f_chdrive() and f_chdir() are available.
-/ 2: f_getcwd() is available in addition to 1.
+/ 1: Enable relative path feature. f_chdir() and f_chdrive() are available.
+/ 2: f_getcwd() function is available in addition to 1.
/
-/ Note that output of the f_readdir fnction is affected by this option. */
-
+/ Note that directory items read via f_readdir() are affected by this option. */
/*---------------------------------------------------------------------------/
-/ Physical Drive Configurations
-/----------------------------------------------------------------------------*/
+/ Drive/Volume Configurations
+/---------------------------------------------------------------------------*/
-#define _VOLUMES 1
+#define _VOLUMES 1
/* Number of volumes (logical drives) to be used. */
-#define _MAX_SS 512 /* 512, 1024, 2048 or 4096 */
-/* Maximum sector size to be handled.
-/ Always set 512 for memory card and hard disk but a larger value may be
-/ required for on-board flash memory, floppy disk and optical disk.
-/ When _MAX_SS is larger than 512, it configures FatFs to variable sector size
-/ and GET_SECTOR_SIZE command must be implememted to the disk_ioctl function. */
+#define _STR_VOLUME_ID 0
+#define _VOLUME_STRS "RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
+/* _STR_VOLUME_ID option switches string volume ID feature.
+/ When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
+/ number in the path name. _VOLUME_STRS defines the drive ID strings for each
+/ logical drives. Number of items must be equal to _VOLUMES. Valid characters for
+/ the drive ID strings are: A-Z and 0-9. */
+
+
+#define _MULTI_PARTITION 0
+/* This option switches multi-partition feature. 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 multi-partition feature is enabled (1),
+/ each logical drive number is bound to arbitrary physical drive and partition
+/ listed in the VolToPart[]. Also f_fdisk() funciton will be available. */
-#define _MULTI_PARTITION 0 /* 0:Single partition, 1/2:Enable multiple partition */
-/* When set to 0, each volume is bound to the same physical drive number and
-/ it can mount only first primaly partition. When it is set to 1, each volume
-/ is tied to the partitions listed in VolToPart[]. */
+#define _MIN_SS 512
+#define _MAX_SS 512
+/* These options configure the range of sector size to be supported. (512, 1024,
+/ 2048 or 4096) Always set both 512 for most systems, all type of memory cards and
+/ harddisk. But a larger value may be required for on-board flash memory and some
+/ type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured
+/ to variable sector size and GET_SECTOR_SIZE command must be implemented to the
+/ disk_ioctl() function. */
-#define _USE_ERASE 0 /* 0:Disable or 1:Enable */
-/* To enable sector erase feature, set _USE_ERASE to 1. CTRL_ERASE_SECTOR command
-/ should be added to the disk_ioctl functio. */
+#define _USE_TRIM 0
+/* This option switches ATA-TRIM feature. (0:Disable or 1:Enable)
+/ To enable Trim feature, also CTRL_TRIM command should be implemented to the
+/ disk_ioctl() function. */
+
+
+#define _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.
+*/
/*---------------------------------------------------------------------------/
/ System Configurations
-/----------------------------------------------------------------------------*/
+/---------------------------------------------------------------------------*/
-#define _WORD_ACCESS 0 /* 0 or 1 */
-/* Set 0 first and it is always compatible with all platforms. The _WORD_ACCESS
-/ option defines which access method is used to the word data on the FAT volume.
+#define _FS_NORTC 0
+#define _NORTC_MON 2
+#define _NORTC_MDAY 1
+#define _NORTC_YEAR 2015
+/* The _FS_NORTC option switches timestamp feature. If the system does not have
+/ an RTC function or valid timestamp is not needed, set _FS_NORTC to 1 to disable
+/ the timestamp feature. All objects modified by FatFs will have a fixed timestamp
+/ defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR.
+/ When timestamp feature is enabled (_FS_NORTC == 0), get_fattime() function need
+/ to be added to the project to read current time form RTC. _NORTC_MON,
+/ _NORTC_MDAY and _NORTC_YEAR have no effect.
+/ These options have no effect at read-only configuration (_FS_READONLY == 1). */
+
+
+#define _FS_LOCK 0
+/* The _FS_LOCK option switches file lock feature to control duplicated file open
+/ and illegal operation to open objects. This option must be 0 when _FS_READONLY
+/ is 1.
/
-/ 0: Byte-by-byte access.
-/ 1: Word access. Do not choose this unless following condition is met.
-/
-/ When the byte order on the memory is big-endian or address miss-aligned word
-/ access results incorrect behavior, the _WORD_ACCESS must be set to 0.
-/ If it is not the case, the value can also be set to 1 to improve the
-/ performance and code size.
-*/
+/ 0: Disable file lock feature. To avoid volume corruption, application program
+/ should avoid illegal open, remove and rename to the open objects.
+/ >0: Enable file lock feature. The value defines how many files/sub-directories
+/ can be opened simultaneously under file lock control. Note that the file
+/ lock feature is independent of re-entrancy. */
-/* A header file that defines sync object types on the O/S, such as
-/ windows.h, ucos_ii.h and semphr.h, must be included prior to ff.h. */
-
-#define _FS_REENTRANT 0 /* 0:Disable or 1:Enable */
-#define _FS_TIMEOUT 1000 /* Timeout period in unit of time ticks */
-#define _SYNC_t HANDLE /* O/S dependent type of sync object. e.g. HANDLE, OS_EVENT*, ID and etc.. */
-
-/* The _FS_REENTRANT option switches the reentrancy (thread safe) of the FatFs module.
+#define _FS_REENTRANT 0
+#define _FS_TIMEOUT 1000
+#define _SYNC_t HANDLE
+/* The _FS_REENTRANT option 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 feature.
/
-/ 0: Disable reentrancy. _SYNC_t and _FS_TIMEOUT have no effect.
-/ 1: Enable reentrancy. 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. */
+/ 0: Disable re-entrancy. _FS_TIMEOUT and _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 _FS_TIMEOUT defines timeout period in unit of time tick.
+/ The _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.c. */
-#define _FS_LOCK 0 /* 0:Disable or >=1:Enable */
-/* To enable file lock control feature, set _FS_LOCK to 1 or greater.
- The value defines how many files can be opened simultaneously. */
+#define _WORD_ACCESS 0
+/* The _WORD_ACCESS option is an only platform dependent option. It defines
+/ which access method is used to the word data on the FAT volume.
+/
+/ 0: Byte-by-byte access. Always compatible with all platforms.
+/ 1: Word access. Do not choose this unless under both the following conditions.
+/
+/ * Address misaligned memory access is always allowed to ALL instructions.
+/ * Byte order on the memory is little-endian.
+/
+/ If it is the case, _WORD_ACCESS can also be set to 1 to reduce code size.
+/ Following table shows allowable settings of some processor types.
+/
+/ ARM7TDMI 0 *2 ColdFire 0 *1 V850E 0 *2
+/ Cortex-M3 0 *3 Z80 0/1 V850ES 0/1
+/ Cortex-M0 0 *2 x86 0/1 TLCS-870 0/1
+/ AVR 0/1 RX600(LE) 0/1 TLCS-900 0/1
+/ AVR32 0 *1 RL78 0 *2 R32C 0 *2
+/ PIC18 0/1 SH-2 0 *1 M16C 0/1
+/ PIC24 0 *2 H8S 0 *1 MSP430 0 *2
+/ PIC32 0 *1 H8/300H 0 *1 8051 0/1
+/
+/ *1:Big-endian.
+/ *2:Unaligned memory access is not supported.
+/ *3:Some compilers generate LDM/STM for mem_cpy function.
+*/
#define FLUSH_ON_NEW_CLUSTER 0 /* Sync the file on every new cluster */
#define FLUSH_ON_NEW_SECTOR 1 /* Sync the file on every new sector */
@@ -194,5 +278,3 @@
Clusters are group of sectors (eg: 8 sectors). Flushing on new cluster means
it would be less often than flushing on new sector. Sectors are generally
512 Bytes long. */
-
-#endif /* _FFCONFIG */