Move 3rd Party source to a new directory.

Rationalise Fatfs code and fix a couple of configuration issues.

1 files changed, 231 insertions, 0 deletions

diff --git a/ffconf.h b/ffconf.h
new file mode 100644
index 00000000..4be03f3c
--- /dev/null
+++ b/ffconf.h
@@ -0,0 +1,231 @@
+/*---------------------------------------------------------------------------/
+/  FatFs - FAT file system module configuration file  R0.10b (C)ChaN, 2014
+/---------------------------------------------------------------------------*/
+
+#ifndef _FFCONF
+#define _FFCONF 8051	/* Revision ID */
+
+
+/*---------------------------------------------------------------------------/
+/ Functions and Buffer Configurations
+/---------------------------------------------------------------------------*/
+
+#define	_FS_TINY		0	/* 0:Normal or 1:Tiny */
+/* When _FS_TINY is set to 1, it reduces memory consumption _MAX_SS bytes each
+/  file object. For file data transfer, FatFs uses the common sector buffer in
+/  the file system object (FATFS) instead of private sector buffer eliminated
+/  from the file object (FIL). */
+
+
+#define _FS_READONLY	0	/* 0:Read/Write or 1:Read only */
+/* Setting _FS_READONLY to 1 defines read only configuration. This removes
+/  writing functions, f_write(), f_sync(), f_unlink(), f_mkdir(), f_chmod(),
+/  f_rename(), f_truncate() and useless f_getfree(). */
+
+
+#define _FS_MINIMIZE	0	/* 0 to 3 */
+/* The _FS_MINIMIZE option defines minimization level to remove 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	1	/* 0:Disable or 1-2:Enable */
+/* To enable string functions, set _USE_STRFUNC to 1 or 2. */
+
+
+#define	_USE_MKFS		0	/* 0:Disable or 1:Enable */
+/* To enable f_mkfs() function, set _USE_MKFS to 1 and set _FS_READONLY to 0 */
+
+
+#define	_USE_FASTSEEK	0	/* 0:Disable or 1:Enable */
+/* To enable fast seek feature, set _USE_FASTSEEK to 1. */
+
+
+#define _USE_LABEL		0	/* 0:Disable or 1:Enable */
+/* To enable volume label functions, set _USE_LAVEL to 1 */
+
+
+#define	_USE_FORWARD	0	/* 0:Disable or 1:Enable */
+/* To enable f_forward() function, set _USE_FORWARD to 1 and set _FS_TINY to 1. */
+
+
+/*---------------------------------------------------------------------------/
+/ Locale and Namespace Configurations
+/---------------------------------------------------------------------------*/
+
+#define _CODE_PAGE	1252
+/* The _CODE_PAGE 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 (Valid for only non-LFN configuration) */
+
+
+#define	_USE_LFN	3		/* 0 to 3 */
+#define	_MAX_LFN	255		/* Maximum LFN length to handle (12 to 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 LFN feature, Unicode handling functions ff_convert() and ff_wtoupper()
+/  function 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	/* 0:ANSI/OEM or 1:Unicode */
+/* To switch the character encoding on the FatFs API (TCHAR) to Unicode, enable LFN
+/  feature and set _LFN_UNICODE to 1. This option affects behavior of string I/O
+/  functions. This option must be 0 when LFN feature is not enabled. */
+
+
+#define _STRF_ENCODE	3	/* 0:ANSI/OEM, 1:UTF-16LE, 2:UTF-16BE, 3:UTF-8 */
+/* When Unicode API is enabled by _LFN_UNICODE option, 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(). This option has no effect when _LFN_UNICODE == 0. Note that
+/  FatFs supports only BMP. */
+
+
+#define _FS_RPATH		0	/* 0 to 2 */
+/* The _FS_RPATH option configures relative path feature.
+/
+/   0: Disable relative path feature and remove related functions.
+/   1: Enable relative path. f_chdrive() and f_chdir() function are available.
+/   2: f_getcwd() function is available in addition to 1.
+/
+/  Note that output of the f_readdir() fnction is affected by this option. */
+
+
+/*---------------------------------------------------------------------------/
+/ Drive/Volume Configurations
+/---------------------------------------------------------------------------*/
+
+#define _VOLUMES	1
+/* Number of volumes (logical drives) to be used. */
+
+
+#define _STR_VOLUME_ID	0	/* 0:Use only 0-9 for drive ID, 1:Use strings for drive ID */
+#define _VOLUME_STRS	"RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
+/* 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: 0-9 and A-Z. */
+
+
+#define	_MULTI_PARTITION	0	/* 0:Single partition, 1:Enable multiple partition */
+/* By default(0), each logical drive number is bound to the same physical drive number
+/  and only a FAT volume found on the physical drive is mounted. When it is set to 1,
+/  each logical drive number is bound to arbitrary drive/partition listed in VolToPart[].
+*/
+
+
+#define	_MIN_SS		512
+#define	_MAX_SS		512
+/* These options configure the range of sector size to be supported. (512, 1024, 2048 or
+/  4096) Always set both 512 for most systems, all memory card and harddisk. But a larger
+/  value may be required for on-board flash memory and some type of optical media.
+/  When _MAX_SS is larger than _MIN_SS, FatFs is configured to variable sector size and
+/  GET_SECTOR_SIZE command must be implemented to the disk_ioctl() function. */
+
+
+#define	_USE_ERASE	0	/* 0:Disable or 1:Enable */
+/* To enable sector erase feature, set _USE_ERASE to 1. Also CTRL_ERASE_SECTOR command
+/  should be added to the disk_ioctl() function. */
+
+
+#define _FS_NOFSINFO	0	/* 0 to 3 */
+/* 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 last allocated cluster number as bit 0.
+/
+/  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_LOCK	0	/* 0:Disable or >=1:Enable */
+/* To enable file lock control feature, set _FS_LOCK to non-zero value.
+/  The value defines how many files/sub-directories can be opened simultaneously
+/  with file lock control. This feature uses bss _FS_LOCK * 12 bytes. */
+
+
+#define _FS_REENTRANT	0		/* 0:Disable or 1:Enable */
+#if _FS_REENTRANT
+	#include "gfx.h"
+#endif
+#define _FS_TIMEOUT		1000	/* Timeout period in unit of time tick */
+#define	_SYNC_t			gfxSem	/* O/S dependent sync object type. e.g. HANDLE, OS_EVENT*, ID, SemaphoreHandle_t and etc.. */
+/* The _FS_REENTRANT option switches the re-entrancy (thread safe) of the FatFs module.
+/
+/   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.
+*/
+
+
+#define _WORD_ACCESS	0	/* 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 for ALL instructions.
+/  * Byte order on the memory is little-endian.
+/
+/  If it is the case, _WORD_ACCESS can also be set to 1 to improve performance and
+/  reduce code size. Following table shows an example of some processor types.
+/
+/   ARM7TDMI    0           ColdFire    0           V850E       0
+/   Cortex-M3   0           Z80         0/1         V850ES      0/1
+/   Cortex-M0   0           RX600(LE)   0/1         TLCS-870    0/1
+/   AVR         0/1         RX600(BE)   0           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           x86         0/1
+*/
+
+
+#endif /* _FFCONF */