LFN support

6 files changed, 273 insertions, 281 deletions

diff --git a/avr/Tupfile b/avr/Tupfile
index 11b5802..1c0f7ed 100644
--- a/avr/Tupfile
+++ b/avr/Tupfile
@@ -1,6 +1,9 @@
 include_rules
 
 PROG		= stamp-monitor
+
+FATFS	= $(TOP)/fatfs/src/ff.c
+
 SRC		= main.c
 SRC		+= cli.c cli_readline.c command.c command_tbl.c
 SRC		+= cmd_help.c cmd_date.c cmd_mem.c cmd_boot.c cmd_gpio.c cmd_misc.c
@@ -8,7 +11,7 @@ SRC		+= cmd_sd.c cmd_fat.c
 SRC		+= env.c xmalloc.c date.c con-utils.c print-utils.c getopt-min.c
 SRC		+= timer.c serial.c i2c.c pcf8583.c mmc.c
 SRC		+= background.c z180-serv.c z80-if.c gpio.c
-SRC		+= $(TOP)/fatfs/src/ff.c
+SRC		+= $(FATFS) $(TOP)/fatfs/src/option/unicode.c
 
 SRC_Z		= ../z180/hdrom.c
 
@@ -59,9 +62,9 @@ CFLAGS	+= -fno-split-wide-types
 CFLAGS	+= -fshort-enums
 
 #CFLAGS	+=  -fdiagnostics-color=always
-
 #CFLAGS	+= -save-temps
 
+CFLAGS_$(FATFS)	= -fno-strict-aliasing
 
 CFLAGS	+= $(INCLUDES)
 
@@ -72,7 +75,7 @@ LDFLAGS	+= -Wl,--gc-sections
 LDFLAGS	+= -Wl,--cref
 
 
-!cc = |> ^ CC %f^ $(CC) $(CFLAGS) $(CPPFLAGS) -c %f -o %o |> %B.o
+!cc = |> ^ CC %f^ $(CC) $(CFLAGS) $(CPPFLAGS) $(CFLAGS_%f) -c %f -o %o |> %B.o
 !LINK = |> ^ LINK %o^ $(LD) $(CFLAGS) $(LDFLAGS) -Wl,-Map=%O.map %f $(LDLIBS) -o %o |> | %O.map
 !OBJCOPY= |> ^ OBJCOPY %o^ $(OBJCOPY) -Oihex %f %o |>
 !OBJDUMP= |> ^ OBJDUMP %o^ $(OBJDUMP) -h -S %f > %o |> %O.lss
diff --git a/avr/cmd_fat.c b/avr/cmd_fat.c
index 9222c1b..1c46dd1 100644
--- a/avr/cmd_fat.c
+++ b/avr/cmd_fat.c
@@ -8,6 +8,7 @@
 #include "z80-if.h"
 #include "print-utils.h"
 #include "timer.h"
+#include "debug.h"
 
 
 DWORD get_fattime (void)
@@ -53,7 +54,15 @@ void put_rc (FRESULT rc)
 /* Work register for fs command */
 static DWORD AccSize;
 static WORD AccFiles, AccDirs;
+#if _USE_LFN
+char Lfname[_MAX_LFN+1];
+FILINFO Finfo = {
+		.lfname = Lfname,
+		.lfsize = sizeof Lfname
+	};
+#else
 FILINFO Finfo;
+#endif
 
 static
 FRESULT scan_files (
@@ -66,6 +75,7 @@ FRESULT scan_files (
 	char *fn;
 
 	res = f_opendir(&dirs, path);
+
 	if (res == FR_OK) {
 		i = strlen(path);
 		while (((res = f_readdir(&dirs, &Finfo)) == FR_OK) && Finfo.fname[0]) {
@@ -100,7 +110,7 @@ FRESULT scan_files (
 command_ret_t do_fat_stat(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	FATFS FatFs, *fs;
-	DWORD p1, p2;
+	DWORD clusters;
 	FRESULT res;
 	char buffer[512];
 
@@ -108,7 +118,7 @@ command_ret_t do_fat_stat(cmd_tbl_t *cmdtp, int flag, int argc, char * const arg
 
 	res = f_mount(&FatFs, argv[1], 0);
 	if (!res)
-		res = f_getfree(argv[1], &p2, &fs);
+		res = f_getfree(argv[1], &clusters, &fs);
 	if (res) {
 		put_rc(res);
 		return CMD_RET_FAILURE;
@@ -130,7 +140,8 @@ command_ret_t do_fat_stat(cmd_tbl_t *cmdtp, int flag, int argc, char * const arg
 
 #if _USE_LABEL
     TCHAR label[12];
-	res = f_getlabel(argv[1], label, &p1);
+    DWORD serial;
+	res = f_getlabel(argv[1], label, &serial);
 	if (res) {
 		put_rc(res);
 		return CMD_RET_FAILURE;
@@ -138,7 +149,7 @@ command_ret_t do_fat_stat(cmd_tbl_t *cmdtp, int flag, int argc, char * const arg
 	printf_P(PSTR(
 				"Volume name:             %s\n"
 				"Volume S/N:              %04X-%04X\n"),
-			label, (WORD)((DWORD)p1 >> 16), (WORD)(p1 & 0xFFFF));
+			label, (WORD)(serial >> 16), (WORD)(serial & 0xFFFF));
 #endif
 	my_puts_P(PSTR("\n..."));
 	AccSize = AccFiles = AccDirs = 0;
@@ -153,7 +164,7 @@ command_ret_t do_fat_stat(cmd_tbl_t *cmdtp, int flag, int argc, char * const arg
 	printf_P(PSTR("\r%u files, %lu bytes.\n%u folders.\n"
 				 "%lu KB total disk space.\n%lu KB available.\n"),
 			AccFiles, AccSize, AccDirs,
-			(fs->n_fatent - 2) * (fs->csize / 2), p2 * (fs->csize / 2)
+			(fs->n_fatent - 2) * (fs->csize / 2), clusters * (fs->csize / 2)
 	);
 
 	res = f_mount(NULL, argv[1], 0);
diff --git a/fatfs/src/ffconf.h b/fatfs/src/ffconf.h
deleted file mode 100644
index 059e85b..0000000
--- a/fatfs/src/ffconf.h
+++ /dev/null
@@ -1,269 +0,0 @@
-/*---------------------------------------------------------------------------/
-/  FatFs - FAT file system module configuration file  R0.10c (C)ChaN, 2014
-/---------------------------------------------------------------------------*/
-
-#define _FFCONF 80376	/* 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 basic 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 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_MKFS		0
-/* This option switches f_mkfs() function. (0:Disable or 1:Enable)
-/  To enable it, also _FS_READONLY need to be set to 0. */
-
-
-#define	_USE_FASTSEEK	0
-/* This option switches fast seek feature. (0:Disable or 1:Enable) */
-
-
-#define _USE_LABEL		1
-/* 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	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 (No extended character. Valid for only non-LFN configuration.) */
-
-
-#define	_USE_LFN	0
-#define	_MAX_LFN	128
-/* 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	2
-/* 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	2
-/* 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 enabled. */
-
-
-#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	11
-#define _NORTC_MDAY	9
-#define _NORTC_YEAR	2014
-/* 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	1	/* 0 or 1 */
-/* 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
-*/
diff --git a/include/avr/ffconf.h b/include/avr/ffconf.h
index 88c53d1..cccab26 100644
--- a/include/avr/ffconf.h
+++ b/include/avr/ffconf.h
@@ -1,7 +1,251 @@
+/*---------------------------------------------------------------------------/
+/  FatFs - FAT file system module configuration file  R0.10c (C)ChaN, 2014
+/---------------------------------------------------------------------------*/
 
-#undef _WORD_ACCESS
+#define _FFCONF 80376	/* Revision ID */
 
-#define _WORD_ACCESS	0	/* 0 or 1 */
+/*---------------------------------------------------------------------------/
+/ 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 basic 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 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_MKFS		0
+/* This option switches f_mkfs() function. (0:Disable or 1:Enable)
+/  To enable it, also _FS_READONLY need to be set to 0. */
+
+
+#define	_USE_FASTSEEK	0
+/* This option switches fast seek feature. (0:Disable or 1:Enable) */
+
+
+#define _USE_LABEL		1
+/* 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	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 (No extended character. Valid for only non-LFN configuration.) */
+
+
+#define	_USE_LFN	1
+#define	_MAX_LFN	128
+/* 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	2
+/* 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	2
+/* 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 enabled. */
+
+
+#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	11
+#define _NORTC_MDAY	9
+#define _NORTC_YEAR	2014
+/* 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	1	/* 0 or 1 */
 /* 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.
 /
diff --git a/include/ff.h b/include/ff.h
index c19b7b5..7fb6cb1 100644..120000
--- a/include/ff.h
+++ b/include/ff.h
@@ -1,2 +1 @@
-#include "../fatfs/src/ff.h"
-#include "avr/ffconf.h"
+../fatfs/src/ff.h
\ No newline at end of file
diff --git a/include/ffconf.h b/include/ffconf.h
new file mode 100644
index 0000000..1399dc2
--- /dev/null
+++ b/include/ffconf.h
@@ -0,0 +1,4 @@
+#ifdef __AVR__
+#include "avr/ffconf.h"
+#else
+#endif