X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/c05c7c7df46a0377db8a72cb32f06aa40153d3e1..77a9df36a77d2523dd2bc24fa17f9f04c6c175c5:/Projects/Incomplete/StandaloneProgrammer/Lib/PetiteFATFs/pff.h diff --git a/Projects/Incomplete/StandaloneProgrammer/Lib/PetiteFATFs/pff.h b/Projects/Incomplete/StandaloneProgrammer/Lib/PetiteFATFs/pff.h index e7a9c14e2..4d41717d6 100644 --- a/Projects/Incomplete/StandaloneProgrammer/Lib/PetiteFATFs/pff.h +++ b/Projects/Incomplete/StandaloneProgrammer/Lib/PetiteFATFs/pff.h @@ -1,237 +1,192 @@ -/*---------------------------------------------------------------------------/ -/ Petit FatFs - FAT file system module include file R0.01a (C)ChaN, 2009 -/----------------------------------------------------------------------------/ -/ Petit 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) 2009, ChaN, all right reserved. -/ -/ * The Petit 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 use UNDER YOUR RESPONSIBILITY. -/ * Redistributions of source code must retain the above copyright notice. -/----------------------------------------------------------------------------*/ - -#include "integer.h" - -/*---------------------------------------------------------------------------/ -/ Petit FatFs Configuration Options -/ -/ CAUTION! Do not forget to make clean the project after any changes to -/ the configuration options. -/ -/----------------------------------------------------------------------------*/ -#ifndef _FATFS -#define _FATFS - -#define _WORD_ACCESS 0 -/* The _WORD_ACCESS option defines which access method is used to the word -/ data in the FAT structure. -/ -/ 0: Byte-by-byte access. Always compatible with all platforms. -/ 1: Word access. Do not choose this unless following condition is met. -/ -/ When the byte order on the memory is big-endian or address miss-aligned -/ word access results incorrect behavior, the _WORD_ACCESS must be set to 0. -/ If it is not the case, the value can also be set to 1 to improve the -/ performance and code efficiency. */ - - -#define _USE_DIR 0 -/* To enable pf_opendir and pf_readdir function, set _USE_DIR to 1. */ - - -#define _USE_LSEEK 0 -/* To enable pf_lseek function, set _USE_LSEEK to 1. */ - - -#define _FS_FAT32 1 -/* To enable FAT32 support, set _FS_FAT32 to 1. */ - - -/* End of configuration options. Do not change followings without care. */ -/*--------------------------------------------------------------------------*/ - - -#if _FS_FAT32 -#define CLUST DWORD -#else -#define CLUST WORD -#endif - - -/* File system object structure */ - -typedef struct _FATFS_ { - BYTE fs_type; /* FAT sub type */ - BYTE csize; /* Number of sectors per cluster */ - BYTE flag; /* File status flags */ - BYTE csect; /* File sector address in the cluster */ - WORD n_rootdir; /* Number of root directory entries (0 on FAT32) */ - BYTE* buf; /* Pointer to the disk access buffer */ - CLUST max_clust; /* Maximum cluster# + 1. Number of clusters is max_clust - 2 */ - DWORD fatbase; /* FAT start sector */ - DWORD dirbase; /* Root directory start sector (Cluster# on FAT32) */ - DWORD database; /* Data start sector */ - DWORD fptr; /* File R/W pointer */ - DWORD fsize; /* File size */ - CLUST org_clust; /* File start cluster */ - CLUST curr_clust; /* File current cluster */ - DWORD dsect; /* File current data sector */ -} FATFS; - - - -/* Directory object structure */ - -typedef struct _DIR_ { - WORD index; /* Current read/write index number */ - BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */ - CLUST sclust; /* Table start cluster (0:Static table) */ - CLUST clust; /* Current cluster */ - DWORD sect; /* Current sector */ -} DIR; - - - -/* File status structure */ - -typedef struct _FILINFO_ { - DWORD fsize; /* File size */ - WORD fdate; /* Last modified date */ - WORD ftime; /* Last modified time */ - BYTE fattrib; /* Attribute */ - char fname[13]; /* File name */ -} FILINFO; - - - -/* File function return code (FRESULT) */ - -typedef enum { - FR_OK = 0, /* 0 */ - FR_DISK_ERR, /* 1 */ - FR_NOT_READY, /* 2 */ - FR_NO_FILE, /* 3 */ - FR_NO_PATH, /* 4 */ - FR_INVALID_NAME, /* 5 */ - FR_STREAM_ERR, /* 6 */ - FR_INVALID_OBJECT, /* 7 */ - FR_NOT_ENABLED, /* 8 */ - FR_NO_FILESYSTEM /* 9 */ -} FRESULT; - - - -/*--------------------------------------------------------------*/ -/* Petit FatFs module application interface */ - -FRESULT pf_mount (FATFS*); /* Mount/Unmount a logical drive */ -FRESULT pf_open (const char*); /* Open a file */ -FRESULT pf_read (void*, WORD, WORD*); /* Read data from a file */ -FRESULT pf_lseek (DWORD); /* Move file pointer of a file object */ -FRESULT pf_opendir (DIR*, const char*); /* Open an existing directory */ -FRESULT pf_readdir (DIR*, FILINFO*); /* Read a directory item */ - - - -/*--------------------------------------------------------------*/ -/* Flags and offset address */ - -/* File status flag (FATFS.flag) */ - -#define FA_READ 0x01 -#define FA_STREAM 0x40 -#define FA__ERROR 0x80 - - -/* FAT sub type (FATFS.fs_type) */ - -#define FS_FAT12 1 -#define FS_FAT16 2 -#define FS_FAT32 3 - - -/* File attribute bits for directory entry */ - -#define AM_RDO 0x01 /* Read only */ -#define AM_HID 0x02 /* Hidden */ -#define AM_SYS 0x04 /* System */ -#define AM_VOL 0x08 /* Volume label */ -#define AM_LFN 0x0F /* LFN entry */ -#define AM_DIR 0x10 /* Directory */ -#define AM_ARC 0x20 /* Archive */ -#define AM_MASK 0x3F /* Mask of defined bits */ - - -/* FatFs refers the members in the FAT structures with byte offset instead -/ of structure member because there are incompatibility of the packing option -/ between various compilers. */ - -#define BS_jmpBoot 0 -#define BS_OEMName 3 -#define BPB_BytsPerSec 11 -#define BPB_SecPerClus 13 -#define BPB_RsvdSecCnt 14 -#define BPB_NumFATs 16 -#define BPB_RootEntCnt 17 -#define BPB_TotSec16 19 -#define BPB_Media 21 -#define BPB_FATSz16 22 -#define BPB_SecPerTrk 24 -#define BPB_NumHeads 26 -#define BPB_HiddSec 28 -#define BPB_TotSec32 32 -#define BS_55AA 510 - -#define BS_DrvNum 36 -#define BS_BootSig 38 -#define BS_VolID 39 -#define BS_VolLab 43 -#define BS_FilSysType 54 - -#define BPB_FATSz32 36 -#define BPB_ExtFlags 40 -#define BPB_FSVer 42 -#define BPB_RootClus 44 -#define BPB_FSInfo 48 -#define BPB_BkBootSec 50 -#define BS_DrvNum32 64 -#define BS_BootSig32 66 -#define BS_VolID32 67 -#define BS_VolLab32 71 -#define BS_FilSysType32 82 - -#define MBR_Table 446 - -#define DIR_Name 0 -#define DIR_Attr 11 -#define DIR_NTres 12 -#define DIR_CrtTime 14 -#define DIR_CrtDate 16 -#define DIR_FstClusHI 20 -#define DIR_WrtTime 22 -#define DIR_WrtDate 24 -#define DIR_FstClusLO 26 -#define DIR_FileSize 28 - - - -/*--------------------------------*/ -/* Multi-byte word access macros */ - -#if _WORD_ACCESS == 1 /* Enable word access to the FAT structure */ -#define LD_WORD(ptr) (WORD)(*(WORD*)(BYTE*)(ptr)) -#define LD_DWORD(ptr) (DWORD)(*(DWORD*)(BYTE*)(ptr)) -#define ST_WORD(ptr,val) *(WORD*)(BYTE*)(ptr)=(WORD)(val) -#define ST_DWORD(ptr,val) *(DWORD*)(BYTE*)(ptr)=(DWORD)(val) -#else /* Use byte-by-byte access to the FAT structure */ -#define LD_WORD(ptr) (WORD)(((WORD)*(BYTE*)((ptr)+1)<<8)|(WORD)*(BYTE*)(ptr)) -#define LD_DWORD(ptr) (DWORD)(((DWORD)*(BYTE*)((ptr)+3)<<24)|((DWORD)*(BYTE*)((ptr)+2)<<16)|((WORD)*(BYTE*)((ptr)+1)<<8)|*(BYTE*)(ptr)) -#define ST_WORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *(BYTE*)((ptr)+1)=(BYTE)((WORD)(val)>>8) -#define ST_DWORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *(BYTE*)((ptr)+1)=(BYTE)((WORD)(val)>>8); *(BYTE*)((ptr)+2)=(BYTE)((DWORD)(val)>>16); *(BYTE*)((ptr)+3)=(BYTE)((DWORD)(val)>>24) -#endif - - -#endif /* _FATFS */ +/*---------------------------------------------------------------------------/ +/ Petit FatFs - FAT file system module include file R0.02a (C)ChaN, 2010 +/----------------------------------------------------------------------------/ +/ Petit 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) 2010, ChaN, all right reserved. +/ +/ * The Petit 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 use UNDER YOUR RESPONSIBILITY. +/ * Redistributions of source code must retain the above copyright notice. +/ +/----------------------------------------------------------------------------*/ + +#include "integer.h" + +/*---------------------------------------------------------------------------/ +/ Petit FatFs Configuration Options +/ +/ CAUTION! Do not forget to make clean the project after any changes to +/ the configuration options. +/ +/----------------------------------------------------------------------------*/ +#ifndef _FATFS +#define _FATFS + +#define _USE_READ 1 /* 1:Enable pf_read() */ + +#define _USE_DIR 0 /* 1:Enable pf_opendir() and pf_readdir() */ + +#define _USE_LSEEK 0 /* 1:Enable pf_lseek() */ + +#define _USE_WRITE 0 /* 1:Enable pf_write() */ + +#define _FS_FAT12 1 /* 1:Enable FAT12 support */ +#define _FS_FAT32 0 /* 1:Enable FAT32 support */ + + +#define _CODE_PAGE 1 +/* Defines which code page is used for path name. Supported code pages are: +/ 932, 936, 949, 950, 437, 720, 737, 775, 850, 852, 855, 857, 858, 862, 866, +/ 874, 1250, 1251, 1252, 1253, 1254, 1255, 1257, 1258 and 1 (ASCII only). +/ SBCS code pages except for 1 requiers a case conversion table. This +/ might occupy 128 bytes on the RAM on some platforms, e.g. avr-gcc. */ + + +#define _WORD_ACCESS 0 +/* The _WORD_ACCESS option defines which access method is used to the word +/ data in the FAT structure. +/ +/ 0: Byte-by-byte access. Always compatible with all platforms. +/ 1: Word access. Do not choose this unless following condition is met. +/ +/ When the byte order on the memory is big-endian or address miss-aligned +/ word access results incorrect behavior, the _WORD_ACCESS must be set to 0. +/ If it is not the case, the value can also be set to 1 to improve the +/ performance and code efficiency. */ + + +/* End of configuration options. Do not change followings without care. */ +/*--------------------------------------------------------------------------*/ + + + +#if _FS_FAT32 +#define CLUST DWORD +#else +#define CLUST WORD +#endif + + +/* File system object structure */ + +typedef struct { + BYTE fs_type; /* FAT sub type */ + BYTE flag; /* File status flags */ + BYTE csize; /* Number of sectors per cluster */ + BYTE pad1; + WORD n_rootdir; /* Number of root directory entries (0 on FAT32) */ + CLUST n_fatent; /* Number of FAT entries (= number of clusters + 2) */ + DWORD fatbase; /* FAT start sector */ + DWORD dirbase; /* Root directory start sector (Cluster# on FAT32) */ + DWORD database; /* Data start sector */ + DWORD fptr; /* File R/W pointer */ + DWORD fsize; /* File size */ + CLUST org_clust; /* File start cluster */ + CLUST curr_clust; /* File current cluster */ + DWORD dsect; /* File current data sector */ +} FATFS; + + + +/* Directory object structure */ + +typedef struct { + WORD index; /* Current read/write index number */ + BYTE* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */ + CLUST sclust; /* Table start cluster (0:Static table) */ + CLUST clust; /* Current cluster */ + DWORD sect; /* Current sector */ +} DIR; + + + +/* File status structure */ + +typedef struct { + DWORD fsize; /* File size */ + WORD fdate; /* Last modified date */ + WORD ftime; /* Last modified time */ + BYTE fattrib; /* Attribute */ + char fname[13]; /* File name */ +} FILINFO; + + + +/* File function return code (FRESULT) */ + +typedef enum { + FR_OK = 0, /* 0 */ + FR_DISK_ERR, /* 1 */ + FR_NOT_READY, /* 2 */ + FR_NO_FILE, /* 3 */ + FR_NO_PATH, /* 4 */ + FR_NOT_OPENED, /* 5 */ + FR_NOT_ENABLED, /* 6 */ + FR_NO_FILESYSTEM /* 7 */ +} FRESULT; + + + +/*--------------------------------------------------------------*/ +/* Petit FatFs module application interface */ + +FRESULT pf_mount (FATFS*); /* Mount/Unmount a logical drive */ +FRESULT pf_open (const char*); /* Open a file */ +FRESULT pf_read (void*, WORD, WORD*); /* Read data from the open file */ +FRESULT pf_write (const void*, WORD, WORD*); /* Write data to the open file */ +FRESULT pf_lseek (DWORD); /* Move file pointer of the open file */ +FRESULT pf_opendir (DIR*, const char*); /* Open a directory */ +FRESULT pf_readdir (DIR*, FILINFO*); /* Read a directory item from the open directory */ + + + +/*--------------------------------------------------------------*/ +/* Flags and offset address */ + +/* File status flag (FATFS.flag) */ + +#define FA_OPENED 0x01 +#define FA_WPRT 0x02 +#define FA__WIP 0x40 + + +/* FAT sub type (FATFS.fs_type) */ + +#define FS_FAT12 1 +#define FS_FAT16 2 +#define FS_FAT32 3 + + +/* File attribute bits for directory entry */ + +#define AM_RDO 0x01 /* Read only */ +#define AM_HID 0x02 /* Hidden */ +#define AM_SYS 0x04 /* System */ +#define AM_VOL 0x08 /* Volume label */ +#define AM_LFN 0x0F /* LFN entry */ +#define AM_DIR 0x10 /* Directory */ +#define AM_ARC 0x20 /* Archive */ +#define AM_MASK 0x3F /* Mask of defined bits */ + + +/*--------------------------------*/ +/* Multi-byte word access macros */ + +#if _WORD_ACCESS == 1 /* Enable word access to the FAT structure */ +#define LD_WORD(ptr) (WORD)(*(WORD*)(BYTE*)(ptr)) +#define LD_DWORD(ptr) (DWORD)(*(DWORD*)(BYTE*)(ptr)) +#define ST_WORD(ptr,val) *(WORD*)(BYTE*)(ptr)=(WORD)(val) +#define ST_DWORD(ptr,val) *(DWORD*)(BYTE*)(ptr)=(DWORD)(val) +#else /* Use byte-by-byte access to the FAT structure */ +#define LD_WORD(ptr) (WORD)(((WORD)*((BYTE*)(ptr)+1)<<8)|(WORD)*(BYTE*)(ptr)) +#define LD_DWORD(ptr) (DWORD)(((DWORD)*((BYTE*)(ptr)+3)<<24)|((DWORD)*((BYTE*)(ptr)+2)<<16)|((WORD)*((BYTE*)(ptr)+1)<<8)|*(BYTE*)(ptr)) +#define ST_WORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8) +#define ST_DWORD(ptr,val) *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8); *((BYTE*)(ptr)+2)=(BYTE)((DWORD)(val)>>16); *((BYTE*)(ptr)+3)=(BYTE)((DWORD)(val)>>24) +#endif + + +#endif /* _FATFS */