[hbelusca] 70546: [FATTEN:FATFS]: Minor code reshuffling to make ease for syncing with future versions of the FatFS library (currently 0.11a).
Author: hbelusca Date: Fri Jan 8 12:59:19 2016 New Revision: 70546
URL: http://svn.reactos.org/svn/reactos?rev=70546&view=rev Log: [FATTEN:FATFS]: Minor code reshuffling to make ease for syncing with future versions of the FatFS library (currently 0.11a).
Added: trunk/reactos/tools/fatten/fatfs/00history.txt (with props) Modified: trunk/reactos/tools/fatten/fatfs/00readme.txt trunk/reactos/tools/fatten/fatfs/diskio.c trunk/reactos/tools/fatten/fatfs/diskio.h trunk/reactos/tools/fatten/fatfs/ff.c
Added: trunk/reactos/tools/fatten/fatfs/00history.txt URL: http://svn.reactos.org/svn/reactos/trunk/reactos/tools/fatten/fatfs/00histor... ============================================================================== --- trunk/reactos/tools/fatten/fatfs/00history.txt (added) +++ trunk/reactos/tools/fatten/fatfs/00history.txt [iso-8859-1] Fri Jan 8 12:59:19 2016 @@ -0,0 +1,245 @@ +---------------------------------------------------------------------------- + Revision history of FatFs module +---------------------------------------------------------------------------- + +R0.00 (February 26, 2006) + + Prototype. + + + +R0.01 (April 29, 2006) + + First stable version. + + + +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 error code. + + + +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 on 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). + +
Propchange: trunk/reactos/tools/fatten/fatfs/00history.txt ------------------------------------------------------------------------------ svn:eol-style = native
Modified: trunk/reactos/tools/fatten/fatfs/00readme.txt URL: http://svn.reactos.org/svn/reactos/trunk/reactos/tools/fatten/fatfs/00readme... ============================================================================== --- trunk/reactos/tools/fatten/fatfs/00readme.txt [iso-8859-1] (original) +++ trunk/reactos/tools/fatten/fatfs/00readme.txt [iso-8859-1] Fri Jan 8 12:59:19 2016 @@ -1,155 +1,21 @@ -FatFs Module Source Files R0.10a (C)ChaN, 2014 +FatFs Module Source Files R0.11
FILES
- ffconf.h Configuration file for FatFs module. - ff.h Common include file for FatFs and application module. - ff.c FatFs 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. - option Optional external functions. + 00readme.txt This file. + history.txt Revision history. + ffconf.h Configuration file for FatFs module. + ff.h Common include file for FatFs and application module. + ff.c FatFs 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. + option Optional external 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 not depend on any specific storage device. You have to provide a low level disk I/O module that written - to control your storage device. + to control the target storage device.
- - -AGREEMENTS - - FatFs module is an open source software to implement FAT file system to - small embedded systems. This is a free software and is opened for education, - research and commercial developments under license policy of following trems. - - Copyright (C) 2014, ChaN, all right reserved. - - * The FatFs module is a free software and there is NO WARRANTY. - * No restriction on use. You can use, modify and redistribute it for - personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY. - * Redistributions of source code must retain the above copyright notice. - - - -REVISION HISTORY - - Feb 26, 2006 R0.00 Prototype - - Apr 29, 2006 R0.01 First release. - - Jun 01, 2006 R0.02 Added FAT12. - Removed unbuffered mode. - Fixed a problem on small (<32M) patition. - - Jun 10, 2006 R0.02a Added a configuration option _FS_MINIMUM. - - Sep 22, 2006 R0.03 Added f_rename. - Changed option _FS_MINIMUM to _FS_MINIMIZE. - - Dec 11, 2006 R0.03a Improved cluster scan algolithm to write files fast. - Fixed f_mkdir creates incorrect directory on FAT32. - - Feb 04, 2007 R0.04 Supported multiple drive system. (FatFs) - Changed some APIs for multiple drive system. - Added f_mkfs. (FatFs) - Added _USE_FAT32 option. (Tiny-FatFs) - - Apr 01, 2007 R0.04a Supported multiple partitions on a plysical drive. (FatFs) - Fixed an endian sensitive code in f_mkfs. (FatFs) - Added a capability of extending the file size to f_lseek. - Added minimization level 3. - Fixed a problem that can collapse a sector when recreate an - existing file in any sub-directory at non FAT32 cfg. (Tiny-FatFs) - - May 05, 2007 R0.04b Added _USE_NTFLAG option. - Added FSInfo support. - Fixed some problems corresponds to FAT32. (Tiny-FatFs) - Fixed DBCS name can result FR_INVALID_NAME. - Fixed short seek (0 < ofs <= csize) collapses the file object. - - Aug 25, 2007 R0.05 Changed arguments of f_read, f_write. - Changed arguments of f_mkfs. (FatFs) - Fixed f_mkfs on FAT32 creates incorrect FSInfo. (FatFs) - Fixed f_mkdir on FAT32 creates incorrect directory. (FatFs) - - Feb 03, 2008 R0.05a Added f_truncate(). - Added 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. - - Apr 01, 2008 R0.06 Added f_forward(). (Tiny-FatFs) - Added string functions: fputc(), fputs(), fprintf() and fgets(). - Improved performance of f_lseek() on move to the same or following cluster. - - Apr 01, 2009, R0.07 Merged Tiny-FatFs as a buffer configuration option. - Added long file name support. - Added multiple code page support. - Added re-entrancy for multitask operation. - 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. - - Apr 14, 2009, R0.07a Separated out OS dependent code on reentrant cfg. - Added multiple sector size support. - - Jun 21, 2009, R0.07c Fixed f_unlink() may return FR_OK on error. - Fixed wrong cache control in f_lseek(). - Added relative path feature. - Added f_chdir(). - Added f_chdrive(). - Added proper case conversion for extended characters. - - Nov 03, 2009 R0.07e Separated out configuration options from ff.h to ffconf.h. - Added a configuration option, _LFN_UNICODE. - Fixed f_unlink() fails to remove a sub-dir on _FS_RPATH. - Fixed name matching error on the 13 char boundary. - Changed f_readdir() to return the SFN with always upper case on non-LFN cfg. - - May 15, 2010, R0.08 Added a memory configuration option. (_USE_LFN) - Added file lock feature. (_FS_SHARE) - Added fast seek feature. (_USE_FASTSEEK) - Changed some types on the API, XCHAR->TCHAR. - Changed fname member in the FILINFO structure on Unicode cfg. - String functions support UTF-8 encoding files on Unicode cfg. - - Aug 16,'10 R0.08a Added f_getcwd(). (_FS_RPATH = 2) - Added sector erase feature. (_USE_ERASE) - Moved file lock semaphore table from fs object to the bss. - Fixed a wrong directory entry is created on non-LFN cfg when the given name contains ';'. - Fixed f_mkfs() creates wrong FAT32 volume. - - Jan 15,'11 R0.08b 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 function. - Ignores duplicated directory separators in given path names. - - Sep 06,'11 R0.09 f_mkfs() supports multiple partition to finish the multiple partition feature. - Added f_fdisk(). (_MULTI_PARTITION = 2) - - Aug 27,'12 R0.09a Fixed assertion failure due to OS/2 EA on FAT12/16. - Changed f_open() and f_opendir() reject null object pointer to avoid crash. - Changed option name _FS_SHARE to _FS_LOCK. - - Jan 23,'13 R0.09b Added f_getlabel() and f_setlabel(). (_USE_LABEL) - - Oct 02,'13 R0.10 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 error code. - - Jan 15,'14 R0.10a 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. - Fixed f_close() invalidates the file object without volume lock. - Fixed f_closedir() returns but the volume lock is left acquired. - Fixed creation of an entry with LFN fails on too many SFN collisions.
Modified: trunk/reactos/tools/fatten/fatfs/diskio.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/tools/fatten/fatfs/diskio.c... ============================================================================== --- trunk/reactos/tools/fatten/fatfs/diskio.c [iso-8859-1] (original) +++ trunk/reactos/tools/fatten/fatfs/diskio.c [iso-8859-1] Fri Jan 8 12:59:19 2016 @@ -1,12 +1,13 @@ /*-----------------------------------------------------------------------*/ -/* Low level disk I/O module skeleton for FatFs (C)ChaN, 2013 */ +/* Low level disk I/O module skeleton for FatFs (C)ChaN, 2014 */ /*-----------------------------------------------------------------------*/ /* If a working storage control module is available, it should be */ /* attached to the FatFs via a glue function rather than modifying it. */ /* This is an example of glue functions to attach various exsisting */ -/* storage control module to the FatFs module with a defined API. */ -/*-----------------------------------------------------------------------*/ -#include "diskio.h" +/* storage control modules to the FatFs module with a defined API. */ +/*-----------------------------------------------------------------------*/ + +#include "diskio.h" /* FatFs lower layer API */ #include <stdio.h>
/*-----------------------------------------------------------------------*/
Modified: trunk/reactos/tools/fatten/fatfs/diskio.h URL: http://svn.reactos.org/svn/reactos/trunk/reactos/tools/fatten/fatfs/diskio.h... ============================================================================== --- trunk/reactos/tools/fatten/fatfs/diskio.h [iso-8859-1] (original) +++ trunk/reactos/tools/fatten/fatfs/diskio.h [iso-8859-1] Fri Jan 8 12:59:19 2016 @@ -1,5 +1,5 @@ /*-----------------------------------------------------------------------/ -/ Low level disk interface modlue include file (C)ChaN, 2013 / +/ Low level disk interface modlue include file (C)ChaN, 2014 / /-----------------------------------------------------------------------*/
#ifndef _DISKIO_DEFINED @@ -50,12 +50,12 @@
/* Command code for disk_ioctrl fucntion */
-/* Generic command (used by FatFs) */ -#define CTRL_SYNC 0 /* Flush disk cache (for write functions) */ -#define GET_SECTOR_COUNT 1 /* Get media size (for only f_mkfs()) */ -#define GET_SECTOR_SIZE 2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */ -#define GET_BLOCK_SIZE 3 /* Get erase block size (for only f_mkfs()) */ -#define CTRL_ERASE_SECTOR 4 /* Force erased a block of sectors (for only _USE_ERASE) */ +/* 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) */
/* Custom command for image file resizing */ #define SET_SECTOR_COUNT 126
Modified: trunk/reactos/tools/fatten/fatfs/ff.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/tools/fatten/fatfs/ff.c?rev... ============================================================================== --- trunk/reactos/tools/fatten/fatfs/ff.c [iso-8859-1] (original) +++ trunk/reactos/tools/fatten/fatfs/ff.c [iso-8859-1] Fri Jan 8 12:59:19 2016 @@ -4056,8 +4056,8 @@ /*-----------------------------------------------------------------------*/ /* Create file system on the logical drive */ /*-----------------------------------------------------------------------*/ -#define N_ROOTDIR12 224 /* Number of root directory entries for FAT12/16 */ -#define N_ROOTDIR16 512 /* Number of root directory entries for FAT12/16 */ +#define N_ROOTDIR12 224 /* Number of root directory entries for FAT12 */ +#define N_ROOTDIR16 512 /* Number of root directory entries for FAT16 */ #define N_FATS 2 /* Number of FATs (1 or 2) */
@@ -4141,10 +4141,10 @@ n_fat = (fmt == FS_FAT12) ? (n_clst * 3 + 1) / 2 + 3 : (n_clst * 2) + 4; n_fat = (n_fat + SS(fs) - 1) / SS(fs); n_rsv = 1; - if(fmt == FS_FAT12) - n_dir = (DWORD)N_ROOTDIR12 * SZ_DIRE / SS(fs); - else - n_dir = (DWORD)N_ROOTDIR16 * SZ_DIRE / SS(fs); + if (fmt == FS_FAT12) + n_dir = (DWORD)N_ROOTDIR12 * SZ_DIRE / SS(fs); + else + n_dir = (DWORD)N_ROOTDIR16 * SZ_DIRE / SS(fs); } b_fat = b_vol + n_rsv; /* FAT area start sector */ b_dir = b_fat + n_fat * N_FATS; /* Directory area start sector */ @@ -4226,20 +4226,11 @@ ST_DWORD(tbl + BPB_TotSec32, n_vol); } tbl[BPB_Media] = md; /* Media descriptor */ - ST_DWORD(tbl + BPB_HiddSec, b_vol); /* Hidden sectors */ + ST_DWORD(tbl + BPB_HiddSec, b_vol); /* Hidden sectors */ n = GET_FATTIME(); /* Use current time as VSN */ - if (fmt == FS_FAT12) { - /* Assume floppy characteristics */ - ST_WORD(tbl + BPB_SecPerTrk, 0x12); /* Number of sectors per track */ - ST_WORD(tbl + BPB_NumHeads, 0x02); /* Number of heads */ - ST_DWORD(tbl + BS_VolID, n); /* VSN */ - ST_WORD(tbl + BPB_FATSz16, n_fat); /* Number of sectors per FAT */ - tbl[BS_DrvNum] = 0x00; /* Drive number */ - tbl[BS_BootSig] = 0x29; /* Extended boot signature */ - mem_cpy(tbl + BS_VolLab, "NO NAME " "FAT12 ", 19); /* Volume label, FAT signature */ - } else if (fmt == FS_FAT32) { - ST_WORD(tbl + BPB_SecPerTrk, 63); /* Number of sectors per track */ - ST_WORD(tbl + BPB_NumHeads, 255); /* Number of heads */ + if (fmt == FS_FAT32) { + ST_WORD(tbl + BPB_SecPerTrk, 63); /* Number of sectors per track */ + ST_WORD(tbl + BPB_NumHeads, 255); /* Number of heads */ ST_DWORD(tbl + BS_VolID32, n); /* VSN */ ST_DWORD(tbl + BPB_FATSz32, n_fat); /* Number of sectors per FAT */ ST_DWORD(tbl + BPB_RootClus, 2); /* Root directory start cluster (2) */ @@ -4248,15 +4239,24 @@ tbl[BS_DrvNum32] = 0x80; /* Drive number */ tbl[BS_BootSig32] = 0x29; /* Extended boot signature */ mem_cpy(tbl + BS_VolLab32, "NO NAME " "FAT32 ", 19); /* Volume label, FAT signature */ - } else { - ST_WORD(tbl + BPB_SecPerTrk, 63); /* Number of sectors per track */ - ST_WORD(tbl + BPB_NumHeads, 255); /* Number of heads */ - ST_DWORD(tbl + BS_VolID, n); /* VSN */ - ST_WORD(tbl + BPB_FATSz16, n_fat); /* Number of sectors per FAT */ - tbl[BS_DrvNum] = 0x80; /* Drive number */ - tbl[BS_BootSig] = 0x29; /* Extended boot signature */ - mem_cpy(tbl + BS_VolLab, "NO NAME " "FAT ", 19); /* Volume label, FAT signature */ - } + } else if (fmt == FS_FAT16) { + ST_WORD(tbl + BPB_SecPerTrk, 63); /* Number of sectors per track */ + ST_WORD(tbl + BPB_NumHeads, 255); /* Number of heads */ + ST_DWORD(tbl + BS_VolID, n); /* VSN */ + ST_WORD(tbl + BPB_FATSz16, n_fat); /* Number of sectors per FAT */ + tbl[BS_DrvNum] = 0x80; /* Drive number */ + tbl[BS_BootSig] = 0x29; /* Extended boot signature */ + mem_cpy(tbl + BS_VolLab, "NO NAME " "FAT16 ", 19); /* Volume label, FAT signature */ + } else /* if (fmt == FS_FAT12) */ { + /* Assume floppy characteristics */ + ST_WORD(tbl + BPB_SecPerTrk, 0x12); /* Number of sectors per track */ + ST_WORD(tbl + BPB_NumHeads, 0x02); /* Number of heads */ + ST_DWORD(tbl + BS_VolID, n); /* VSN */ + ST_WORD(tbl + BPB_FATSz16, n_fat); /* Number of sectors per FAT */ + tbl[BS_DrvNum] = 0x00; /* Drive number */ + tbl[BS_BootSig] = 0x29; /* Extended boot signature */ + mem_cpy(tbl + BS_VolLab, "NO NAME " "FAT12 ", 19); /* Volume label, FAT signature */ + } ST_WORD(tbl + BS_55AA, 0xAA55); /* Signature (Offset is fixed here regardless of sector size) */ if (disk_write(pdrv, tbl, b_vol, 1) != RES_OK) /* Write it to the VBR sector */ return FR_DISK_ERR;
-
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