add fatfa library
This commit is contained in:
parent
7b96c782a4
commit
8014fd1a62
2
Makefile
2
Makefile
|
|
@ -38,7 +38,7 @@ OPENCM3_LIB = $(OPENCM3_DIR)/lib
|
|||
# library for the STM32F1 (provided by opencm3)
|
||||
STM32F1_LIB = opencm3_stm32f1
|
||||
# libraries with source code used (also to be compiled)
|
||||
SRCLIBS = . lib
|
||||
SRCLIBS = . lib fatfs
|
||||
# source files (this will be populated using includes based DEPENDENCIES)
|
||||
CSRC =
|
||||
# headers (unique, and if existing) corresponding to source files
|
||||
|
|
|
|||
|
|
@ -0,0 +1,302 @@
|
|||
----------------------------------------------------------------------------
|
||||
Revision history of FatFs module
|
||||
----------------------------------------------------------------------------
|
||||
|
||||
R0.00 (February 26, 2006)
|
||||
|
||||
Prototype.
|
||||
|
||||
|
||||
|
||||
R0.01 (April 29, 2006)
|
||||
|
||||
The first release.
|
||||
|
||||
|
||||
|
||||
R0.02 (June 01, 2006)
|
||||
|
||||
Added FAT12 support.
|
||||
Removed unbuffered mode.
|
||||
Fixed a problem on small (<32M) partition.
|
||||
|
||||
|
||||
|
||||
R0.02a (June 10, 2006)
|
||||
|
||||
Added a configuration option (_FS_MINIMUM).
|
||||
|
||||
|
||||
|
||||
R0.03 (September 22, 2006)
|
||||
|
||||
Added f_rename().
|
||||
Changed option _FS_MINIMUM to _FS_MINIMIZE.
|
||||
|
||||
|
||||
|
||||
R0.03a (December 11, 2006)
|
||||
|
||||
Improved cluster scan algorithm to write files fast.
|
||||
Fixed f_mkdir() creates incorrect directory on FAT32.
|
||||
|
||||
|
||||
|
||||
R0.04 (February 04, 2007)
|
||||
|
||||
Added f_mkfs().
|
||||
Supported multiple drive system.
|
||||
Changed some interfaces for multiple drive system.
|
||||
Changed f_mountdrv() to f_mount().
|
||||
|
||||
|
||||
|
||||
R0.04a (April 01, 2007)
|
||||
|
||||
Supported multiple partitions on a physical drive.
|
||||
Added a capability of extending file size to f_lseek().
|
||||
Added minimization level 3.
|
||||
Fixed an endian sensitive code in f_mkfs().
|
||||
|
||||
|
||||
|
||||
R0.04b (May 05, 2007)
|
||||
|
||||
Added a configuration option _USE_NTFLAG.
|
||||
Added FSINFO support.
|
||||
Fixed DBCS name can result FR_INVALID_NAME.
|
||||
Fixed short seek (<= csize) collapses the file object.
|
||||
|
||||
|
||||
|
||||
R0.05 (August 25, 2007)
|
||||
|
||||
Changed arguments of f_read(), f_write() and f_mkfs().
|
||||
Fixed f_mkfs() on FAT32 creates incorrect FSINFO.
|
||||
Fixed f_mkdir() on FAT32 creates incorrect directory.
|
||||
|
||||
|
||||
|
||||
R0.05a (February 03, 2008)
|
||||
|
||||
Added f_truncate() and f_utime().
|
||||
Fixed off by one error at FAT sub-type determination.
|
||||
Fixed btr in f_read() can be mistruncated.
|
||||
Fixed cached sector is not flushed when create and close without write.
|
||||
|
||||
|
||||
|
||||
R0.06 (April 01, 2008)
|
||||
|
||||
Added fputc(), fputs(), fprintf() and fgets().
|
||||
Improved performance of f_lseek() on moving to the same or following cluster.
|
||||
|
||||
|
||||
|
||||
R0.07 (April 01, 2009)
|
||||
|
||||
Merged Tiny-FatFs as a configuration option. (_FS_TINY)
|
||||
Added long file name feature. (_USE_LFN)
|
||||
Added multiple code page feature. (_CODE_PAGE)
|
||||
Added re-entrancy for multitask operation. (_FS_REENTRANT)
|
||||
Added auto cluster size selection to f_mkfs().
|
||||
Added rewind option to f_readdir().
|
||||
Changed result code of critical errors.
|
||||
Renamed string functions to avoid name collision.
|
||||
|
||||
|
||||
|
||||
R0.07a (April 14, 2009)
|
||||
|
||||
Septemberarated out OS dependent code on reentrant cfg.
|
||||
Added multiple sector size feature.
|
||||
|
||||
|
||||
|
||||
R0.07c (June 21, 2009)
|
||||
|
||||
Fixed f_unlink() can return FR_OK on error.
|
||||
Fixed wrong cache control in f_lseek().
|
||||
Added relative path feature.
|
||||
Added f_chdir() and f_chdrive().
|
||||
Added proper case conversion to extended character.
|
||||
|
||||
|
||||
|
||||
R0.07e (November 03, 2009)
|
||||
|
||||
Septemberarated out configuration options from ff.h to ffconf.h.
|
||||
Fixed f_unlink() fails to remove a sub-directory on _FS_RPATH.
|
||||
Fixed name matching error on the 13 character boundary.
|
||||
Added a configuration option, _LFN_UNICODE.
|
||||
Changed f_readdir() to return the SFN with always upper case on non-LFN cfg.
|
||||
|
||||
|
||||
|
||||
R0.08 (May 15, 2010)
|
||||
|
||||
Added a memory configuration option. (_USE_LFN = 3)
|
||||
Added file lock feature. (_FS_SHARE)
|
||||
Added fast seek feature. (_USE_FASTSEEK)
|
||||
Changed some types on the API, XCHAR->TCHAR.
|
||||
Changed .fname in the FILINFO structure on Unicode cfg.
|
||||
String functions support UTF-8 encoding files on Unicode cfg.
|
||||
|
||||
|
||||
|
||||
R0.08a (August 16, 2010)
|
||||
|
||||
Added f_getcwd(). (_FS_RPATH = 2)
|
||||
Added sector erase feature. (_USE_ERASE)
|
||||
Moved file lock semaphore table from fs object to the bss.
|
||||
Fixed f_mkfs() creates wrong FAT32 volume.
|
||||
|
||||
|
||||
|
||||
R0.08b (January 15, 2011)
|
||||
|
||||
Fast seek feature is also applied to f_read() and f_write().
|
||||
f_lseek() reports required table size on creating CLMP.
|
||||
Extended format syntax of f_printf().
|
||||
Ignores duplicated directory separators in given path name.
|
||||
|
||||
|
||||
|
||||
R0.09 (September 06, 2011)
|
||||
|
||||
f_mkfs() supports multiple partition to complete the multiple partition feature.
|
||||
Added f_fdisk().
|
||||
|
||||
|
||||
|
||||
R0.09a (August 27, 2012)
|
||||
|
||||
Changed f_open() and f_opendir() reject null object pointer to avoid crash.
|
||||
Changed option name _FS_SHARE to _FS_LOCK.
|
||||
Fixed assertion failure due to OS/2 EA on FAT12/16 volume.
|
||||
|
||||
|
||||
|
||||
R0.09b (January 24, 2013)
|
||||
|
||||
Added f_setlabel() and f_getlabel().
|
||||
|
||||
|
||||
|
||||
R0.10 (October 02, 2013)
|
||||
|
||||
Added selection of character encoding on the file. (_STRF_ENCODE)
|
||||
Added f_closedir().
|
||||
Added forced full FAT scan for f_getfree(). (_FS_NOFSINFO)
|
||||
Added forced mount feature with changes of f_mount().
|
||||
Improved behavior of volume auto detection.
|
||||
Improved write throughput of f_puts() and f_printf().
|
||||
Changed argument of f_chdrive(), f_mkfs(), disk_read() and disk_write().
|
||||
Fixed f_write() can be truncated when the file size is close to 4GB.
|
||||
Fixed f_open(), f_mkdir() and f_setlabel() can return incorrect value on error.
|
||||
|
||||
|
||||
|
||||
R0.10a (January 15, 2014)
|
||||
|
||||
Added arbitrary strings as drive number in the path name. (_STR_VOLUME_ID)
|
||||
Added a configuration option of minimum sector size. (_MIN_SS)
|
||||
2nd argument of f_rename() can have a drive number and it will be ignored.
|
||||
Fixed f_mount() with forced mount fails when drive number is >= 1. (appeared at R0.10)
|
||||
Fixed f_close() invalidates the file object without volume lock.
|
||||
Fixed f_closedir() returns but the volume lock is left acquired. (appeared at R0.10)
|
||||
Fixed creation of an entry with LFN fails on too many SFN collisions. (appeared at R0.07)
|
||||
|
||||
|
||||
|
||||
R0.10b (May 19, 2014)
|
||||
|
||||
Fixed a hard error in the disk I/O layer can collapse the directory entry.
|
||||
Fixed LFN entry is not deleted when delete/rename an object with lossy converted SFN. (appeared at R0.07)
|
||||
|
||||
|
||||
|
||||
R0.10c (November 09, 2014)
|
||||
|
||||
Added a configuration option for the platforms without RTC. (_FS_NORTC)
|
||||
Changed option name _USE_ERASE to _USE_TRIM.
|
||||
Fixed volume label created by Mac OS X cannot be retrieved with f_getlabel(). (appeared at R0.09b)
|
||||
Fixed a potential problem of FAT access that can appear on disk error.
|
||||
Fixed null pointer dereference on attempting to delete the root direcotry. (appeared at R0.08)
|
||||
|
||||
|
||||
|
||||
R0.11 (February 09, 2015)
|
||||
|
||||
Added f_findfirst(), f_findnext() and f_findclose(). (_USE_FIND)
|
||||
Fixed f_unlink() does not remove cluster chain of the file. (appeared at R0.10c)
|
||||
Fixed _FS_NORTC option does not work properly. (appeared at R0.10c)
|
||||
|
||||
|
||||
|
||||
R0.11a (September 05, 2015)
|
||||
|
||||
Fixed wrong media change can lead a deadlock at thread-safe configuration.
|
||||
Added code page 771, 860, 861, 863, 864, 865 and 869. (_CODE_PAGE)
|
||||
Removed some code pages actually not exist on the standard systems. (_CODE_PAGE)
|
||||
Fixed errors in the case conversion teble of code page 437 and 850 (ff.c).
|
||||
Fixed errors in the case conversion teble of Unicode (cc*.c).
|
||||
|
||||
|
||||
|
||||
R0.12 (April 12, 2016)
|
||||
|
||||
Added support for exFAT file system. (_FS_EXFAT)
|
||||
Added f_expand(). (_USE_EXPAND)
|
||||
Changed some members in FINFO structure and behavior of f_readdir().
|
||||
Added an option _USE_CHMOD.
|
||||
Removed an option _WORD_ACCESS.
|
||||
Fixed errors in the case conversion table of Unicode (cc*.c).
|
||||
|
||||
|
||||
|
||||
R0.12a (July 10, 2016)
|
||||
|
||||
Added support for creating exFAT volume with some changes of f_mkfs().
|
||||
Added a file open method FA_OPEN_APPEND. An f_lseek() following f_open() is no longer needed.
|
||||
f_forward() is available regardless of _FS_TINY.
|
||||
Fixed f_mkfs() creates wrong volume. (appeared at R0.12)
|
||||
Fixed wrong memory read in create_name(). (appeared at R0.12)
|
||||
Fixed compilation fails at some configurations, _USE_FASTSEEK and _USE_FORWARD.
|
||||
|
||||
|
||||
|
||||
R0.12b (September 04, 2016)
|
||||
|
||||
Made f_rename() be able to rename objects with the same name but case.
|
||||
Fixed an error in the case conversion teble of code page 866. (ff.c)
|
||||
Fixed writing data is truncated at the file offset 4GiB on the exFAT volume. (appeared at R0.12)
|
||||
Fixed creating a file in the root directory of exFAT volume can fail. (appeared at R0.12)
|
||||
Fixed f_mkfs() creating exFAT volume with too small cluster size can collapse unallocated memory. (appeared at R0.12)
|
||||
Fixed wrong object name can be returned when read directory at Unicode cfg. (appeared at R0.12)
|
||||
Fixed large file allocation/removing on the exFAT volume collapses allocation bitmap. (appeared at R0.12)
|
||||
Fixed some internal errors in f_expand() and f_lseek(). (appeared at R0.12)
|
||||
|
||||
|
||||
|
||||
R0.12c (March 04, 2017)
|
||||
|
||||
Improved write throughput at the fragmented file on the exFAT volume.
|
||||
Made memory usage for exFAT be able to be reduced as decreasing _MAX_LFN.
|
||||
Fixed successive f_getfree() can return wrong count on the FAT12/16 volume. (appeared at R0.12)
|
||||
Fixed configuration option _VOLUMES cannot be set 10. (appeared at R0.10c)
|
||||
|
||||
|
||||
|
||||
R0.13 (May 21, 2017)
|
||||
|
||||
Changed heading character of configuration keywords "_" to "FF_".
|
||||
Removed ASCII-only configuration, FF_CODE_PAGE = 1. Use FF_CODE_PAGE = 437 instead.
|
||||
Added f_setcp(), run-time code page configuration. (FF_CODE_PAGE = 0)
|
||||
Improved cluster allocation time on stretch a deep buried cluster chain.
|
||||
Improved processing time of f_mkdir() with large cluster size by using FF_USE_LFN = 3.
|
||||
Improved NoFatChain flag of the fragmented file to be set after it is truncated and got contiguous.
|
||||
Fixed archive attribute is left not set when a file on the exFAT volume is renamed. (appeared at R0.12)
|
||||
Fixed exFAT FAT entry can be collapsed when write or lseek operation to the existing file is done. (appeared at R0.12c)
|
||||
Fixed creating a file can fail when a new cluster allocation to the exFAT directory occures. (appeared at R0.12c)
|
||||
|
||||
|
|
@ -0,0 +1,22 @@
|
|||
FatFs Module Source Files R0.13
|
||||
|
||||
|
||||
FILES
|
||||
|
||||
00readme.txt This file.
|
||||
00history.txt Revision history.
|
||||
ff.c FatFs module.
|
||||
ffconf.h Configuration file of FatFs module.
|
||||
ff.h Common include file for FatFs and application module.
|
||||
diskio.h Common include file for FatFs and disk I/O module.
|
||||
diskio.c An example of glue function to attach existing disk I/O module to FatFs.
|
||||
integer.h Integer type definitions for FatFs.
|
||||
ffunicode.c Optional Unicode utility functions.
|
||||
ffsystem.c An example of optional O/S related functions.
|
||||
|
||||
|
||||
Low level disk I/O module is not included in this archive because the FatFs
|
||||
module is only a generic file system layer and it does not depend on any specific
|
||||
storage device. You need to provide a low level disk I/O module written to
|
||||
control the storage device that attached to the target system.
|
||||
|
||||
|
|
@ -0,0 +1,80 @@
|
|||
/*-----------------------------------------------------------------------/
|
||||
/ Low level disk interface modlue include file (C)ChaN, 2014 /
|
||||
/-----------------------------------------------------------------------*/
|
||||
|
||||
#ifndef _DISKIO_DEFINED
|
||||
#define _DISKIO_DEFINED
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include "integer.h"
|
||||
|
||||
|
||||
/* Status of Disk Functions */
|
||||
typedef BYTE DSTATUS;
|
||||
|
||||
/* Results of Disk Functions */
|
||||
typedef enum {
|
||||
RES_OK = 0, /* 0: Successful */
|
||||
RES_ERROR, /* 1: R/W Error */
|
||||
RES_WRPRT, /* 2: Write Protected */
|
||||
RES_NOTRDY, /* 3: Not Ready */
|
||||
RES_PARERR /* 4: Invalid Parameter */
|
||||
} DRESULT;
|
||||
|
||||
|
||||
/*---------------------------------------*/
|
||||
/* Prototypes for disk control functions */
|
||||
|
||||
|
||||
DSTATUS disk_initialize (BYTE pdrv);
|
||||
DSTATUS disk_status (BYTE pdrv);
|
||||
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);
|
||||
|
||||
|
||||
/* Disk Status Bits (DSTATUS) */
|
||||
|
||||
#define STA_NOINIT 0x01 /* Drive not initialized */
|
||||
#define STA_NODISK 0x02 /* No medium in the drive */
|
||||
#define STA_PROTECT 0x04 /* Write protected */
|
||||
|
||||
|
||||
/* Command code for disk_ioctrl fucntion */
|
||||
|
||||
/* Generic command (Used by FatFs) */
|
||||
#define CTRL_SYNC 0 /* Complete pending write process (needed at _FS_READONLY == 0) */
|
||||
#define GET_SECTOR_COUNT 1 /* Get media size (needed at _USE_MKFS == 1) */
|
||||
#define GET_SECTOR_SIZE 2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
|
||||
#define GET_BLOCK_SIZE 3 /* Get erase block size (needed at _USE_MKFS == 1) */
|
||||
#define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
|
||||
|
||||
/* Generic command (Not used by FatFs) */
|
||||
#define CTRL_POWER 5 /* Get/Set power status */
|
||||
#define CTRL_LOCK 6 /* Lock/Unlock media removal */
|
||||
#define CTRL_EJECT 7 /* Eject media */
|
||||
#define CTRL_FORMAT 8 /* Create physical format on the media */
|
||||
|
||||
/* MMC/SDC specific ioctl command */
|
||||
#define MMC_GET_TYPE 10 /* Get card type */
|
||||
#define MMC_GET_CSD 11 /* Get CSD */
|
||||
#define MMC_GET_CID 12 /* Get CID */
|
||||
#define MMC_GET_OCR 13 /* Get OCR */
|
||||
#define MMC_GET_SDSTAT 14 /* Get SD status */
|
||||
#define ISDIO_READ 55 /* Read data form SD iSDIO register */
|
||||
#define ISDIO_WRITE 56 /* Write data to SD iSDIO register */
|
||||
#define ISDIO_MRITE 57 /* Masked write data to SD iSDIO register */
|
||||
|
||||
/* ATA/CF specific ioctl command */
|
||||
#define ATA_GET_REV 20 /* Get F/W revision */
|
||||
#define ATA_GET_MODEL 21 /* Get model name */
|
||||
#define ATA_GET_SN 22 /* Get serial number */
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,364 @@
|
|||
/*----------------------------------------------------------------------------/
|
||||
/ FatFs - Generic FAT Filesystem module R0.13 /
|
||||
/-----------------------------------------------------------------------------/
|
||||
/
|
||||
/ Copyright (C) 2017, ChaN, all right reserved.
|
||||
/
|
||||
/ FatFs module is an open source software. Redistribution and use of FatFs in
|
||||
/ source and binary forms, with or without modification, are permitted provided
|
||||
/ that the following condition is met:
|
||||
|
||||
/ 1. Redistributions of source code must retain the above copyright notice,
|
||||
/ this condition and the following disclaimer.
|
||||
/
|
||||
/ This software is provided by the copyright holder and contributors "AS IS"
|
||||
/ and any warranties related to this software are DISCLAIMED.
|
||||
/ The copyright owner or contributors be NOT LIABLE for any damages caused
|
||||
/ by use of this software.
|
||||
/
|
||||
/----------------------------------------------------------------------------*/
|
||||
|
||||
|
||||
#ifndef FF_DEFINED
|
||||
#define FF_DEFINED 87030 /* Revision ID */
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include "integer.h" /* Basic integer types */
|
||||
#include "ffconf.h" /* FatFs configuration options */
|
||||
|
||||
#if FF_DEFINED != FFCONF_DEF
|
||||
#error Wrong configuration file (ffconf.h).
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* Definitions of volume management */
|
||||
|
||||
#if FF_MULTI_PARTITION /* Multiple partition configuration */
|
||||
typedef struct {
|
||||
BYTE pd; /* Physical drive number */
|
||||
BYTE pt; /* Partition: 0:Auto detect, 1-4:Forced partition) */
|
||||
} PARTITION;
|
||||
extern PARTITION VolToPart[]; /* Volume - Partition resolution table */
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* Type of path name strings on FatFs API */
|
||||
|
||||
#if FF_LFN_UNICODE && FF_USE_LFN /* Unicode (UTF-16) string */
|
||||
#ifndef _INC_TCHAR
|
||||
typedef WCHAR TCHAR;
|
||||
#define _T(x) L ## x
|
||||
#define _TEXT(x) L ## x
|
||||
#define _INC_TCHAR
|
||||
#endif
|
||||
#else /* ANSI/OEM string */
|
||||
#ifndef _INC_TCHAR
|
||||
typedef char TCHAR;
|
||||
#define _T(x) x
|
||||
#define _TEXT(x) x
|
||||
#define _INC_TCHAR
|
||||
#endif
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* Type of file size variables */
|
||||
|
||||
#if FF_FS_EXFAT
|
||||
#if !FF_USE_LFN
|
||||
#error LFN must be enabled when enable exFAT
|
||||
#endif
|
||||
typedef QWORD FSIZE_t;
|
||||
#else
|
||||
typedef DWORD FSIZE_t;
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/* Filesystem object structure (FATFS) */
|
||||
|
||||
typedef struct {
|
||||
BYTE fs_type; /* Filesystem type (0:N/A) */
|
||||
BYTE pdrv; /* Physical drive number */
|
||||
BYTE n_fats; /* Number of FATs (1 or 2) */
|
||||
BYTE wflag; /* win[] flag (b0:dirty) */
|
||||
BYTE fsi_flag; /* FSINFO flags (b7:disabled, b0:dirty) */
|
||||
WORD id; /* Volume mount ID */
|
||||
WORD n_rootdir; /* Number of root directory entries (FAT12/16) */
|
||||
WORD csize; /* Cluster size [sectors] */
|
||||
#if FF_MAX_SS != FF_MIN_SS
|
||||
WORD ssize; /* Sector size (512, 1024, 2048 or 4096) */
|
||||
#endif
|
||||
#if FF_USE_LFN
|
||||
WCHAR* lfnbuf; /* LFN working buffer */
|
||||
#endif
|
||||
#if FF_FS_EXFAT
|
||||
BYTE* dirbuf; /* Directory entry block scratchpad buffer for exFAT */
|
||||
#endif
|
||||
#if FF_FS_REENTRANT
|
||||
FF_SYNC_t sobj; /* Identifier of sync object */
|
||||
#endif
|
||||
#if !FF_FS_READONLY
|
||||
DWORD last_clst; /* Last allocated cluster */
|
||||
DWORD free_clst; /* Number of free clusters */
|
||||
#endif
|
||||
#if FF_FS_RPATH
|
||||
DWORD cdir; /* Current directory start cluster (0:root) */
|
||||
#if FF_FS_EXFAT
|
||||
DWORD cdc_scl; /* Containing directory start cluster (invalid when cdir is 0) */
|
||||
DWORD cdc_size; /* b31-b8:Size of containing directory, b7-b0: Chain status */
|
||||
DWORD cdc_ofs; /* Offset in the containing directory (invalid when cdir is 0) */
|
||||
#endif
|
||||
#endif
|
||||
DWORD n_fatent; /* Number of FAT entries (number of clusters + 2) */
|
||||
DWORD fsize; /* Size of an FAT [sectors] */
|
||||
DWORD volbase; /* Volume base sector */
|
||||
DWORD fatbase; /* FAT base sector */
|
||||
DWORD dirbase; /* Root directory base sector/cluster */
|
||||
DWORD database; /* Data base sector */
|
||||
DWORD winsect; /* Current sector appearing in the win[] */
|
||||
BYTE win[FF_MAX_SS]; /* Disk access window for Directory, FAT (and file data at tiny cfg) */
|
||||
} FATFS;
|
||||
|
||||
|
||||
|
||||
/* Object ID and allocation information (FFOBJID) */
|
||||
|
||||
typedef struct {
|
||||
FATFS* fs; /* Pointer to the hosting volume of this object */
|
||||
WORD id; /* Hosting volume mount ID */
|
||||
BYTE attr; /* Object attribute */
|
||||
BYTE stat; /* Object chain status (b1-0: =0:not contiguous, =2:contiguous, =3:flagmented in this session, b2:sub-directory stretched) */
|
||||
DWORD sclust; /* Object data start cluster (0:no cluster or root directory) */
|
||||
FSIZE_t objsize; /* Object size (valid when sclust != 0) */
|
||||
#if FF_FS_EXFAT
|
||||
DWORD n_cont; /* Size of first fragment - 1 (valid when stat == 3) */
|
||||
DWORD n_frag; /* Size of last fragment needs to be written to FAT (valid when not zero) */
|
||||
DWORD c_scl; /* Containing directory start cluster (valid when sclust != 0) */
|
||||
DWORD c_size; /* b31-b8:Size of containing directory, b7-b0: Chain status (valid when c_scl != 0) */
|
||||
DWORD c_ofs; /* Offset in the containing directory (valid when file object and sclust != 0) */
|
||||
#endif
|
||||
#if FF_FS_LOCK
|
||||
UINT lockid; /* File lock ID origin from 1 (index of file semaphore table Files[]) */
|
||||
#endif
|
||||
} FFOBJID;
|
||||
|
||||
|
||||
|
||||
/* File object structure (FIL) */
|
||||
|
||||
typedef struct {
|
||||
FFOBJID obj; /* Object identifier (must be the 1st member to detect invalid object pointer) */
|
||||
BYTE flag; /* File status flags */
|
||||
BYTE err; /* Abort flag (error code) */
|
||||
FSIZE_t fptr; /* File read/write pointer (Zeroed on file open) */
|
||||
DWORD clust; /* Current cluster of fpter (invalid when fptr is 0) */
|
||||
DWORD sect; /* Sector number appearing in buf[] (0:invalid) */
|
||||
#if !FF_FS_READONLY
|
||||
DWORD dir_sect; /* Sector number containing the directory entry (not used at exFAT) */
|
||||
BYTE* dir_ptr; /* Pointer to the directory entry in the win[] (not used at exFAT) */
|
||||
#endif
|
||||
#if FF_USE_FASTSEEK
|
||||
DWORD* cltbl; /* Pointer to the cluster link map table (nulled on open, set by application) */
|
||||
#endif
|
||||
#if !FF_FS_TINY
|
||||
BYTE buf[FF_MAX_SS]; /* File private data read/write window */
|
||||
#endif
|
||||
} FIL;
|
||||
|
||||
|
||||
|
||||
/* Directory object structure (DIR) */
|
||||
|
||||
typedef struct {
|
||||
FFOBJID obj; /* Object identifier */
|
||||
DWORD dptr; /* Current read/write offset */
|
||||
DWORD clust; /* Current cluster */
|
||||
DWORD sect; /* Current sector (0:Read operation has terminated) */
|
||||
BYTE* dir; /* Pointer to the directory item in the win[] */
|
||||
BYTE fn[12]; /* SFN (in/out) {body[8],ext[3],status[1]} */
|
||||
#if FF_USE_LFN
|
||||
DWORD blk_ofs; /* Offset of current entry block being processed (0xFFFFFFFF:Invalid) */
|
||||
#endif
|
||||
#if FF_USE_FIND
|
||||
const TCHAR* pat; /* Pointer to the name matching pattern */
|
||||
#endif
|
||||
} DIR;
|
||||
|
||||
|
||||
|
||||
/* File information structure (FILINFO) */
|
||||
|
||||
typedef struct {
|
||||
FSIZE_t fsize; /* File size */
|
||||
WORD fdate; /* Modified date */
|
||||
WORD ftime; /* Modified time */
|
||||
BYTE fattrib; /* File attribute */
|
||||
#if FF_USE_LFN
|
||||
TCHAR altname[13]; /* Altenative file name */
|
||||
TCHAR fname[FF_MAX_LFN + 1]; /* Primary file name */
|
||||
#else
|
||||
TCHAR fname[13]; /* File name */
|
||||
#endif
|
||||
} FILINFO;
|
||||
|
||||
|
||||
|
||||
/* File function return code (FRESULT) */
|
||||
|
||||
typedef enum {
|
||||
FR_OK = 0, /* (0) Succeeded */
|
||||
FR_DISK_ERR, /* (1) A hard error occurred in the low level disk I/O layer */
|
||||
FR_INT_ERR, /* (2) Assertion failed */
|
||||
FR_NOT_READY, /* (3) The physical drive cannot work */
|
||||
FR_NO_FILE, /* (4) Could not find the file */
|
||||
FR_NO_PATH, /* (5) Could not find the path */
|
||||
FR_INVALID_NAME, /* (6) The path name format is invalid */
|
||||
FR_DENIED, /* (7) Access denied due to prohibited access or directory full */
|
||||
FR_EXIST, /* (8) Access denied due to prohibited access */
|
||||
FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */
|
||||
FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */
|
||||
FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */
|
||||
FR_NOT_ENABLED, /* (12) The volume has no work area */
|
||||
FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */
|
||||
FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any problem */
|
||||
FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */
|
||||
FR_LOCKED, /* (16) The operation is rejected according to the file sharing policy */
|
||||
FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */
|
||||
FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > FF_FS_LOCK */
|
||||
FR_INVALID_PARAMETER /* (19) Given parameter is invalid */
|
||||
} FRESULT;
|
||||
|
||||
|
||||
|
||||
/*--------------------------------------------------------------*/
|
||||
/* FatFs module application interface */
|
||||
|
||||
FRESULT f_open (FIL* fp, const TCHAR* path, BYTE mode); /* Open or create a file */
|
||||
FRESULT f_close (FIL* fp); /* Close an open file object */
|
||||
FRESULT f_read (FIL* fp, void* buff, UINT btr, UINT* br); /* Read data from the file */
|
||||
FRESULT f_write (FIL* fp, const void* buff, UINT btw, UINT* bw); /* Write data to the file */
|
||||
FRESULT f_lseek (FIL* fp, FSIZE_t ofs); /* Move file pointer of the file object */
|
||||
FRESULT f_truncate (FIL* fp); /* Truncate the file */
|
||||
FRESULT f_sync (FIL* fp); /* Flush cached data of the writing file */
|
||||
FRESULT f_opendir (DIR* dp, const TCHAR* path); /* Open a directory */
|
||||
FRESULT f_closedir (DIR* dp); /* Close an open directory */
|
||||
FRESULT f_readdir (DIR* dp, FILINFO* fno); /* Read a directory item */
|
||||
FRESULT f_findfirst (DIR* dp, FILINFO* fno, const TCHAR* path, const TCHAR* pattern); /* Find first file */
|
||||
FRESULT f_findnext (DIR* dp, FILINFO* fno); /* Find next file */
|
||||
FRESULT f_mkdir (const TCHAR* path); /* Create a sub directory */
|
||||
FRESULT f_unlink (const TCHAR* path); /* Delete an existing file or directory */
|
||||
FRESULT f_rename (const TCHAR* path_old, const TCHAR* path_new); /* Rename/Move a file or directory */
|
||||
FRESULT f_stat (const TCHAR* path, FILINFO* fno); /* Get file status */
|
||||
FRESULT f_chmod (const TCHAR* path, BYTE attr, BYTE mask); /* Change attribute of a file/dir */
|
||||
FRESULT f_utime (const TCHAR* path, const FILINFO* fno); /* Change timestamp of a file/dir */
|
||||
FRESULT f_chdir (const TCHAR* path); /* Change current directory */
|
||||
FRESULT f_chdrive (const TCHAR* path); /* Change current drive */
|
||||
FRESULT f_getcwd (TCHAR* buff, UINT len); /* Get current directory */
|
||||
FRESULT f_getfree (const TCHAR* path, DWORD* nclst, FATFS** fatfs); /* Get number of free clusters on the drive */
|
||||
FRESULT f_getlabel (const TCHAR* path, TCHAR* label, DWORD* vsn); /* Get volume label */
|
||||
FRESULT f_setlabel (const TCHAR* label); /* Set volume label */
|
||||
FRESULT f_forward (FIL* fp, UINT(*func)(const BYTE*,UINT), UINT btf, UINT* bf); /* Forward data to the stream */
|
||||
FRESULT f_expand (FIL* fp, FSIZE_t szf, BYTE opt); /* Allocate a contiguous block to the file */
|
||||
FRESULT f_mount (FATFS* fs, const TCHAR* path, BYTE opt); /* Mount/Unmount a logical drive */
|
||||
FRESULT f_mkfs (const TCHAR* path, BYTE opt, DWORD au, void* work, UINT len); /* Create a FAT volume */
|
||||
FRESULT f_fdisk (BYTE pdrv, const DWORD* szt, void* work); /* Divide a physical drive into some partitions */
|
||||
FRESULT f_setcp (WORD cp); /* Set current code page */
|
||||
int f_putc (TCHAR c, FIL* fp); /* Put a character to the file */
|
||||
int f_puts (const TCHAR* str, FIL* cp); /* Put a string to the file */
|
||||
int f_printf (FIL* fp, const TCHAR* str, ...); /* Put a formatted string to the file */
|
||||
TCHAR* f_gets (TCHAR* buff, int len, FIL* fp); /* Get a string from the file */
|
||||
|
||||
#define f_eof(fp) ((int)((fp)->fptr == (fp)->obj.objsize))
|
||||
#define f_error(fp) ((fp)->err)
|
||||
#define f_tell(fp) ((fp)->fptr)
|
||||
#define f_size(fp) ((fp)->obj.objsize)
|
||||
#define f_rewind(fp) f_lseek((fp), 0)
|
||||
#define f_rewinddir(dp) f_readdir((dp), 0)
|
||||
#define f_rmdir(path) f_unlink(path)
|
||||
#define f_unmount(path) f_mount(0, path, 0)
|
||||
|
||||
#ifndef EOF
|
||||
#define EOF (-1)
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
||||
/*--------------------------------------------------------------*/
|
||||
/* Additional user defined functions */
|
||||
|
||||
/* RTC function */
|
||||
#if !FF_FS_READONLY && !FF_FS_NORTC
|
||||
DWORD get_fattime (void);
|
||||
#endif
|
||||
|
||||
/* LFN support functions */
|
||||
#if FF_USE_LFN /* Code conversion (defined in unicode.c) */
|
||||
WCHAR ff_oem2uni (WCHAR oem, WORD cp); /* OEM code to Unicode conversion */
|
||||
WCHAR ff_uni2oem (WCHAR uni, WORD cp); /* Unicode to OEM code conversion */
|
||||
WCHAR ff_wtoupper (WCHAR uni); /* Unicode upper-case conversion */
|
||||
#endif
|
||||
#if FF_USE_LFN == 3 /* Dynamic memory allocation */
|
||||
void* ff_memalloc (UINT msize); /* Allocate memory block */
|
||||
void ff_memfree (void* mblock); /* Free memory block */
|
||||
#endif
|
||||
|
||||
/* Sync functions */
|
||||
#if FF_FS_REENTRANT
|
||||
int ff_cre_syncobj (BYTE vol, FF_SYNC_t* sobj); /* Create a sync object */
|
||||
int ff_req_grant (FF_SYNC_t sobj); /* Lock sync object */
|
||||
void ff_rel_grant (FF_SYNC_t sobj); /* Unlock sync object */
|
||||
int ff_del_syncobj (FF_SYNC_t sobj); /* Delete a sync object */
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
||||
/*--------------------------------------------------------------*/
|
||||
/* Flags and offset address */
|
||||
|
||||
|
||||
/* File access mode and open method flags (3rd argument of f_open) */
|
||||
#define FA_READ 0x01
|
||||
#define FA_WRITE 0x02
|
||||
#define FA_OPEN_EXISTING 0x00
|
||||
#define FA_CREATE_NEW 0x04
|
||||
#define FA_CREATE_ALWAYS 0x08
|
||||
#define FA_OPEN_ALWAYS 0x10
|
||||
#define FA_OPEN_APPEND 0x30
|
||||
|
||||
/* Fast seek controls (2nd argument of f_lseek) */
|
||||
#define CREATE_LINKMAP ((FSIZE_t)0 - 1)
|
||||
|
||||
/* Format options (2nd argument of f_mkfs) */
|
||||
#define FM_FAT 0x01
|
||||
#define FM_FAT32 0x02
|
||||
#define FM_EXFAT 0x04
|
||||
#define FM_ANY 0x07
|
||||
#define FM_SFD 0x08
|
||||
|
||||
/* Filesystem type (FATFS.fs_type) */
|
||||
#define FS_FAT12 1
|
||||
#define FS_FAT16 2
|
||||
#define FS_FAT32 3
|
||||
#define FS_EXFAT 4
|
||||
|
||||
/* File attribute bits for directory entry (FILINFO.fattrib) */
|
||||
#define AM_RDO 0x01 /* Read only */
|
||||
#define AM_HID 0x02 /* Hidden */
|
||||
#define AM_SYS 0x04 /* System */
|
||||
#define AM_DIR 0x10 /* Directory */
|
||||
#define AM_ARC 0x20 /* Archive */
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* FF_DEFINED */
|
||||
|
|
@ -0,0 +1,269 @@
|
|||
/*---------------------------------------------------------------------------/
|
||||
/ FatFs - Configuration file
|
||||
/---------------------------------------------------------------------------*/
|
||||
|
||||
#define FFCONF_DEF 87030 /* 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: All basic functions are 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_STRFUNC 1
|
||||
/* 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 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 0
|
||||
/* 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 0
|
||||
/* 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) */
|
||||
|
||||
|
||||
/*---------------------------------------------------------------------------/
|
||||
/ Locale and Namespace Configurations
|
||||
/---------------------------------------------------------------------------*/
|
||||
|
||||
#define FF_CODE_PAGE 932
|
||||
/* 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, Unicode handling functions (option/unicode.c) must be added
|
||||
/ to the project. The working buffer occupies (FF_MAX_LFN + 1) * 2 bytes and
|
||||
/ additional 608 bytes at exFAT enabled. FF_MAX_LFN can be in range from 12 to 255.
|
||||
/ It should be set 255 to support full featured LFN operations.
|
||||
/ 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 FF_LFN_UNICODE 0
|
||||
/* This option switches character encoding on the API, 0:ANSI/OEM or 1:UTF-16,
|
||||
/ when LFN is enabled. 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_STRF_ENCODE 3
|
||||
/* When FF_LFN_UNICODE = 1 with LFN enabled, string I/O functions, f_gets(),
|
||||
/ f_putc(), f_puts and f_printf() convert the character encoding in it.
|
||||
/ This option selects assumption of character encoding ON THE FILE to be
|
||||
/ read/written via those functions.
|
||||
/
|
||||
/ 0: ANSI/OEM
|
||||
/ 1: UTF-16LE
|
||||
/ 2: UTF-16BE
|
||||
/ 3: UTF-8
|
||||
*/
|
||||
|
||||
|
||||
#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.
|
||||
*/
|
||||
|
||||
|
||||
/*---------------------------------------------------------------------------/
|
||||
/ 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 string support for volume ID.
|
||||
/ When FF_STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
|
||||
/ number in the path name. FF_VOLUME_STRS defines the drive ID strings for each
|
||||
/ logical drives. Number of items must be equal to FF_VOLUMES. Valid characters for
|
||||
/ the drive ID strings are: A-Z and 0-9. */
|
||||
|
||||
|
||||
#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 512
|
||||
#define FF_MAX_SS 512
|
||||
/* 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_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. */
|
||||
|
||||
|
||||
#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.
|
||||
*/
|
||||
|
||||
|
||||
|
||||
/*---------------------------------------------------------------------------/
|
||||
/ System Configurations
|
||||
/---------------------------------------------------------------------------*/
|
||||
|
||||
#define FF_FS_TINY 0
|
||||
/* 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)
|
||||
/ When enable exFAT, also LFN needs to be enabled.
|
||||
/ Note that enabling exFAT discards ANSI C (C89) compatibility. */
|
||||
|
||||
|
||||
#define FF_FS_NORTC 0
|
||||
#define FF_NORTC_MON 5
|
||||
#define FF_NORTC_MDAY 1
|
||||
#define FF_NORTC_YEAR 2017
|
||||
/* 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. All objects 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 at read-only configuration (FF_FS_READONLY = 1). */
|
||||
|
||||
|
||||
#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. */
|
||||
|
||||
|
||||
#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. */
|
||||
|
||||
/* #include <windows.h> // O/S definitions */
|
||||
|
||||
|
||||
|
||||
/*--- End of configuration options ---*/
|
||||
|
|
@ -0,0 +1,171 @@
|
|||
/*------------------------------------------------------------------------*/
|
||||
/* Sample code of OS dependent controls for FatFs */
|
||||
/* (C)ChaN, 2017 */
|
||||
/*------------------------------------------------------------------------*/
|
||||
|
||||
|
||||
#include "ff.h"
|
||||
|
||||
|
||||
|
||||
#if FF_USE_LFN == 3 /* Dynamic memory allocation */
|
||||
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* Allocate a memory block */
|
||||
/*------------------------------------------------------------------------*/
|
||||
|
||||
void* ff_memalloc ( /* Returns pointer to the allocated memory block (null on not enough core) */
|
||||
UINT msize /* Number of bytes to allocate */
|
||||
)
|
||||
{
|
||||
return malloc(msize); /* Allocate a new memory block with POSIX API */
|
||||
}
|
||||
|
||||
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* Free a memory block */
|
||||
/*------------------------------------------------------------------------*/
|
||||
|
||||
void ff_memfree (
|
||||
void* mblock /* Pointer to the memory block to free */
|
||||
)
|
||||
{
|
||||
free(mblock); /* Free the memory block with POSIX API */
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
#if FF_FS_REENTRANT /* Mutal exclusion */
|
||||
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* Create a Synchronization Object
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* This function is called in f_mount() function to create a new
|
||||
/ synchronization object for the volume, such as semaphore and mutex.
|
||||
/ When a 0 is returned, the f_mount() function fails with FR_INT_ERR.
|
||||
*/
|
||||
|
||||
//const osMutexDef_t Mutex[FF_VOLUMES]; /* CMSIS-RTOS */
|
||||
|
||||
|
||||
int ff_cre_syncobj ( /* 1:Function succeeded, 0:Could not create the sync object */
|
||||
BYTE vol, /* Corresponding volume (logical drive number) */
|
||||
FF_SYNC_t *sobj /* Pointer to return the created sync object */
|
||||
)
|
||||
{
|
||||
/* Win32 */
|
||||
*sobj = CreateMutex(NULL, FALSE, NULL);
|
||||
return (int)(*sobj != INVALID_HANDLE_VALUE);
|
||||
|
||||
/* uITRON */
|
||||
// T_CSEM csem = {TA_TPRI,1,1};
|
||||
// *sobj = acre_sem(&csem);
|
||||
// return (int)(*sobj > 0);
|
||||
|
||||
/* uC/OS-II */
|
||||
// OS_ERR err;
|
||||
// *sobj = OSMutexCreate(0, &err);
|
||||
// return (int)(err == OS_NO_ERR);
|
||||
|
||||
/* FreeRTOS */
|
||||
// *sobj = xSemaphoreCreateMutex();
|
||||
// return (int)(*sobj != NULL);
|
||||
|
||||
/* CMSIS-RTOS */
|
||||
// *sobj = osMutexCreate(Mutex + vol);
|
||||
// return (int)(*sobj != NULL);
|
||||
}
|
||||
|
||||
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* Delete a Synchronization Object */
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* This function is called in f_mount() function to delete a synchronization
|
||||
/ object that created with ff_cre_syncobj() function. When a 0 is returned,
|
||||
/ the f_mount() function fails with FR_INT_ERR.
|
||||
*/
|
||||
|
||||
int ff_del_syncobj ( /* 1:Function succeeded, 0:Could not delete due to an error */
|
||||
FF_SYNC_t sobj /* Sync object tied to the logical drive to be deleted */
|
||||
)
|
||||
{
|
||||
/* Win32 */
|
||||
return (int)CloseHandle(sobj);
|
||||
|
||||
/* uITRON */
|
||||
// return (int)(del_sem(sobj) == E_OK);
|
||||
|
||||
/* uC/OS-II */
|
||||
// OS_ERR err;
|
||||
// OSMutexDel(sobj, OS_DEL_ALWAYS, &err);
|
||||
// return (int)(err == OS_NO_ERR);
|
||||
|
||||
/* FreeRTOS */
|
||||
// vSemaphoreDelete(sobj);
|
||||
// return 1;
|
||||
|
||||
/* CMSIS-RTOS */
|
||||
// return (int)(osMutexDelete(sobj) == osOK);
|
||||
}
|
||||
|
||||
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* Request Grant to Access the Volume */
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* This function is called on entering file functions to lock the volume.
|
||||
/ When a 0 is returned, the file function fails with FR_TIMEOUT.
|
||||
*/
|
||||
|
||||
int ff_req_grant ( /* 1:Got a grant to access the volume, 0:Could not get a grant */
|
||||
FF_SYNC_t sobj /* Sync object to wait */
|
||||
)
|
||||
{
|
||||
/* Win32 */
|
||||
return (int)(WaitForSingleObject(sobj, FF_FS_TIMEOUT) == WAIT_OBJECT_0);
|
||||
|
||||
/* uITRON */
|
||||
// return (int)(wai_sem(sobj) == E_OK);
|
||||
|
||||
/* uC/OS-II */
|
||||
// OS_ERR err;
|
||||
// OSMutexPend(sobj, FF_FS_TIMEOUT, &err));
|
||||
// return (int)(err == OS_NO_ERR);
|
||||
|
||||
/* FreeRTOS */
|
||||
// return (int)(xSemaphoreTake(sobj, FF_FS_TIMEOUT) == pdTRUE);
|
||||
|
||||
/* CMSIS-RTOS */
|
||||
// return (int)(osMutexWait(sobj, FF_FS_TIMEOUT) == osOK);
|
||||
}
|
||||
|
||||
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* Release Grant to Access the Volume */
|
||||
/*------------------------------------------------------------------------*/
|
||||
/* This function is called on leaving file functions to unlock the volume.
|
||||
*/
|
||||
|
||||
void ff_rel_grant (
|
||||
FF_SYNC_t sobj /* Sync object to be signaled */
|
||||
)
|
||||
{
|
||||
/* Win32 */
|
||||
ReleaseMutex(sobj);
|
||||
|
||||
/* uITRON */
|
||||
// sig_sem(sobj);
|
||||
|
||||
/* uC/OS-II */
|
||||
// OSMutexPost(sobj);
|
||||
|
||||
/* FreeRTOS */
|
||||
// xSemaphoreGive(sobj);
|
||||
|
||||
/* CMSIS-RTOS */
|
||||
// osMutexRelease(sobj);
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,38 @@
|
|||
/*-------------------------------------------*/
|
||||
/* Integer type definitions for FatFs module */
|
||||
/*-------------------------------------------*/
|
||||
|
||||
#ifndef FF_INTEGER
|
||||
#define FF_INTEGER
|
||||
|
||||
#ifdef _WIN32 /* FatFs development platform */
|
||||
|
||||
#include <windows.h>
|
||||
#include <tchar.h>
|
||||
typedef unsigned __int64 QWORD;
|
||||
|
||||
|
||||
#else /* Embedded platform */
|
||||
|
||||
/* These types MUST be 16-bit or 32-bit */
|
||||
typedef int INT;
|
||||
typedef unsigned int UINT;
|
||||
|
||||
/* This type MUST be 8-bit */
|
||||
typedef unsigned char BYTE;
|
||||
|
||||
/* These types MUST be 16-bit */
|
||||
typedef short SHORT;
|
||||
typedef unsigned short WORD;
|
||||
typedef unsigned short WCHAR;
|
||||
|
||||
/* These types MUST be 32-bit */
|
||||
typedef long LONG;
|
||||
typedef unsigned long DWORD;
|
||||
|
||||
/* This type MUST be 64-bit (Remove this for ANSI C (C89) compatibility) */
|
||||
typedef unsigned long long QWORD;
|
||||
|
||||
#endif
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue