diff --git a/lib/fatfs/diskio.h b/lib/fatfs/diskio.h index 9650f683fe..9726477baa 100644 --- a/lib/fatfs/diskio.h +++ b/lib/fatfs/diskio.h @@ -38,6 +38,10 @@ DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count); DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, UINT count); DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff); +/* Definitions of physical drive number for each media */ +#define PD_FLASH (0) /* Map FLASH drive to drive number 0 */ +#define PD_SDCARD (1) /* Map SDCARD drive to drive number 1 */ +#define PD_USER (2) /* Map USER mounts to drive number 2 */ /* Disk Status Bits (DSTATUS) */ diff --git a/lib/fatfs/ffconf_template.h b/lib/fatfs/ffconf.h similarity index 81% rename from lib/fatfs/ffconf_template.h rename to lib/fatfs/ffconf.h index 4dc4beb493..27e73e2b3f 100644 --- a/lib/fatfs/ffconf_template.h +++ b/lib/fatfs/ffconf.h @@ -1,266 +1,335 @@ -/*---------------------------------------------------------------------------/ -/ FatFs - FAT file system module configuration file R0.11 (C)ChaN, 2015 -/---------------------------------------------------------------------------*/ - -#define _FFCONF 32020 /* Revision ID */ - -/*---------------------------------------------------------------------------/ -/ Functions and Buffer Configurations -/---------------------------------------------------------------------------*/ - -#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 -/* 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 _USE_STRFUNC 0 -/* This option switches string functions, f_gets(), f_putc(), f_puts() and -/ f_printf(). -/ -/ 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_MKFS 0 -/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */ - - -#define _USE_FASTSEEK 0 -/* This option switches fast seek feature. (0:Disable or 1:Enable) */ - - -#define _USE_LABEL 0 -/* This option switches volume label functions, f_getlabel() and f_setlabel(). -/ (0:Disable or 1:Enable) */ - - -#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 932 -/* 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. -/ -/ 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 0 -#define _MAX_LFN 255 -/* The _USE_LFN option switches the LFN feature. -/ -/ 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. -/ -/ 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 _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 -/* This option configures relative path feature. -/ -/ 0: Disable relative path feature and remove related functions. -/ 1: Enable relative path feature. f_chdir() and f_chdrive() are available. -/ 2: f_getcwd() function is available in addition to 1. -/ -/ Note that directory items read via f_readdir() are affected by this option. */ - - -/*---------------------------------------------------------------------------/ -/ Drive/Volume Configurations -/---------------------------------------------------------------------------*/ - -#define _VOLUMES 1 -/* Number of volumes (logical drives) to be used. */ - - -#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 _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_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 _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: 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. */ - - -#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 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.. */ - - -#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 ColdFire 0 V850E 0 -/ Cortex-M3 0 Z80 0/1 V850ES 0/1 -/ Cortex-M0 0 x86 0/1 TLCS-870 0/1 -/ AVR 0/1 RX600(LE) 0/1 TLCS-900 0/1 -/ AVR32 0 RL78 0 R32C 0 -/ PIC18 0/1 SH-2 0 M16C 0/1 -/ PIC24 0 H8S 0 MSP430 0 -/ PIC32 0 H8/300H 0 8051 0/1 -*/ - +/* + * This file is part of the Micro Python project, http://micropython.org/ + * + * Original file from: + * FatFs - FAT file system module configuration file R0.10c (C)ChaN, 2014 + * + * The MIT License (MIT) + * + * Copyright (c) 2013, 2014 Damien P. George + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +/*---------------------------------------------------------------------------/ +/---------------------------------------------------------------------------*/ + +#ifndef _FFCONF +#define _FFCONF 32020 /* Revision ID */ + +#include "py/mpconfig.h" + +/*---------------------------------------------------------------------------/ +/ Functions and Buffer Configurations +/---------------------------------------------------------------------------*/ + +#define _FS_TINY 1 +/* 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 +/* 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 _USE_STRFUNC 0 +/* This option switches string functions, f_gets(), f_putc(), f_puts() and +/ f_printf(). +/ +/ 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_MKFS 1 +/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */ + + +#define _USE_FASTSEEK 0 +/* This option switches fast seek feature. (0:Disable or 1:Enable) */ + +#ifdef MICROPY_FATFS_USE_LABEL +#define _USE_LABEL (MICROPY_FATFS_USE_LABEL) +#else +#define _USE_LABEL 0 +#endif +/* This option switches volume label functions, f_getlabel() and f_setlabel(). +/ (0:Disable or 1:Enable) */ + + +#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 +/---------------------------------------------------------------------------*/ +#ifdef MICROPY_FATFS_LFN_CODE_PAGE +#define _CODE_PAGE (MICROPY_FATFS_LFN_CODE_PAGE) +#else +#define _CODE_PAGE 1 +#endif +/* 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. +/ +/ 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) +*/ + +#ifdef MICROPY_FATFS_ENABLE_LFN +#define _USE_LFN (MICROPY_FATFS_ENABLE_LFN) +#else +#define _USE_LFN 0 +#endif +#ifdef MICROPY_FATFS_MAX_LFN +#define _MAX_LFN (MICROPY_FATFS_MAX_LFN) +#else +#define _MAX_LFN 255 +#endif +/* The _USE_LFN option switches the LFN feature. +/ +/ 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. +/ +/ 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 _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. */ + +#ifdef MICROPY_FATFS_RPATH +#define _FS_RPATH (MICROPY_FATFS_RPATH) +#else +#define _FS_RPATH 0 +#endif +/* This option configures relative path feature. +/ +/ 0: Disable relative path feature and remove related functions. +/ 1: Enable relative path feature. f_chdir() and f_chdrive() are available. +/ 2: f_getcwd() function is available in addition to 1. +/ +/ Note that directory items read via f_readdir() are affected by this option. */ + + +/*---------------------------------------------------------------------------/ +/ Drive/Volume Configurations +/---------------------------------------------------------------------------*/ + +#ifdef MICROPY_FATFS_VOLUMES +#define _VOLUMES (MICROPY_FATFS_VOLUMES) +#else +#define _VOLUMES 1 +#endif +/* Number of volumes (logical drives) to be used. */ + + +#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. */ + +#ifdef MICROPY_FATFS_MULTI_PARTITION +#define _MULTI_PARTITION (MICROPY_FATFS_MULTI_PARTITION) +#else +#define _MULTI_PARTITION 0 +#endif +/* 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 _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_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 _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: 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. */ + +#ifdef MICROPY_FATFS_REENTRANT +#define _FS_REENTRANT (MICROPY_FATFS_REENTRANT) +#else +#define _FS_REENTRANT 0 +#endif + +// milliseconds +#ifdef MICROPY_FATFS_TIMEOUT +#define _FS_TIMEOUT (MICROPY_FATFS_TIMEOUT) +#else +#define _FS_TIMEOUT 1000 +#endif + +#ifdef MICROPY_FATFS_SYNC_T +#define _SYNC_t MICROPY_FATFS_SYNC_T +#else +#define _SYNC_t HANDLE +#endif +/* 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 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.. */ + + +#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 ColdFire 0 V850E 0 +/ Cortex-M3 0 Z80 0/1 V850ES 0/1 +/ Cortex-M0 0 x86 0/1 TLCS-870 0/1 +/ AVR 0/1 RX600(LE) 0/1 TLCS-900 0/1 +/ AVR32 0 RL78 0 R32C 0 +/ PIC18 0/1 SH-2 0 M16C 0/1 +/ PIC24 0 H8S 0 MSP430 0 +/ PIC32 0 H8/300H 0 8051 0/1 +*/ + +#endif // _FFCONF