vtoycli/fat_io_lib/include/fat_opts.h

   1 #ifndef __FAT_OPTS_H__
   2 #define __FAT_OPTS_H__
   3
   4 #ifdef FATFS_USE_CUSTOM_OPTS_FILE
   5     #include "fat_custom.h"
   6 #endif
   7
   8 //-------------------------------------------------------------
   9 // Configuration
  10 //-------------------------------------------------------------
  11
  12 // Is the processor little endian (1) or big endian (0)
  13 #ifndef FATFS_IS_LITTLE_ENDIAN
  14     #define FATFS_IS_LITTLE_ENDIAN          1
  15 #endif
  16
  17 // Max filename Length
  18 #ifndef FATFS_MAX_LONG_FILENAME
  19     #define FATFS_MAX_LONG_FILENAME         260
  20 #endif
  21
  22 // Max open files (reduce to lower memory requirements)
  23 #ifndef FATFS_MAX_OPEN_FILES
  24     #define FATFS_MAX_OPEN_FILES            2
  25 #endif
  26
  27 // Number of sectors per FAT_BUFFER (min 1)
  28 #ifndef FAT_BUFFER_SECTORS
  29     #define FAT_BUFFER_SECTORS              1
  30 #endif
  31
  32 // Max FAT sectors to buffer (min 1)
  33 // (mem used is FAT_BUFFERS * FAT_BUFFER_SECTORS * FAT_SECTOR_SIZE)
  34 #ifndef FAT_BUFFERS
  35     #define FAT_BUFFERS                     1
  36 #endif
  37
  38 // Size of cluster chain cache (can be undefined)
  39 // Mem used = FAT_CLUSTER_CACHE_ENTRIES * 4 * 2
  40 // Improves access speed considerably
  41 //#define FAT_CLUSTER_CACHE_ENTRIES         128
  42
  43 // Include support for writing files (1 / 0)?
  44 #ifndef FATFS_INC_WRITE_SUPPORT
  45     #define FATFS_INC_WRITE_SUPPORT         1
  46 #endif
  47
  48 // Support long filenames (1 / 0)?
  49 // (if not (0) only 8.3 format is supported)
  50 #ifndef FATFS_INC_LFN_SUPPORT
  51     #define FATFS_INC_LFN_SUPPORT           1
  52 #endif
  53
  54 // Support directory listing (1 / 0)?
  55 #ifndef FATFS_DIR_LIST_SUPPORT
  56     #define FATFS_DIR_LIST_SUPPORT          1
  57 #endif
  58
  59 // Support time/date (1 / 0)?
  60 #ifndef FATFS_INC_TIME_DATE_SUPPORT
  61     #define FATFS_INC_TIME_DATE_SUPPORT     0
  62 #endif
  63
  64 // Include support for formatting disks (1 / 0)?
  65 #ifndef FATFS_INC_FORMAT_SUPPORT
  66     #define FATFS_INC_FORMAT_SUPPORT        1
  67 #endif
  68
  69 // Sector size used
  70 #define FAT_SECTOR_SIZE                     512
  71
  72 // Printf output (directory listing / debug)
  73 #ifndef FAT_PRINTF
  74     // Don't include stdio, but there is a printf function available
  75     #ifdef FAT_PRINTF_NOINC_STDIO
  76         extern int printf(const char* ctrl1, ... );
  77         #define FAT_PRINTF(a)               printf a
  78     // Include stdio to use printf
  79     #else
  80         #include <stdio.h>
  81         #define FAT_PRINTF(a)               printf a
  82     #endif
  83 #endif
  84
  85 // Time/Date support requires time.h
  86 #if FATFS_INC_TIME_DATE_SUPPORT
  87     #include <time.h>
  88 #endif
  89
  90 #endif