lwext4/ext4_config.h

   1 /*
   2  * Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * - Redistributions of source code must retain the above copyright
  10  *   notice, this list of conditions and the following disclaimer.
  11  * - Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in the
  13  *   documentation and/or other materials provided with the distribution.
  14  * - The name of the author may not be used to endorse or promote products
  15  *   derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 /** @addtogroup lwext4
  30  * @{
  31  */
  32 /**
  33  * @file  ext4_config.h
  34  * @brief Configuration file.
  35  */
  36
  37 #ifndef EXT4_CONFIG_H_
  38 #define EXT4_CONFIG_H_
  39
  40 #ifdef CONFIG_HAVE_OWN_CFG
  41 #include <config.h>
  42 #endif
  43
  44 /*****************************************************************************/
  45
  46 #define F_SET_EXT2    2
  47 #define F_SET_EXT3    3
  48 #define F_SET_EXT4    4
  49
  50 #ifndef CONFIG_EXT_FEATURE_SET_LVL
  51 #define CONFIG_EXT_FEATURE_SET_LVL  F_SET_EXT4
  52 #endif
  53
  54 /*****************************************************************************/
  55
  56 #if CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT2
  57     #define CONFIG_DIR_INDEX_ENABLE     0
  58     #define CONFIG_EXTENT_ENABLE        0
  59
  60     /*Superblock feature flag*/
  61     #define CONFIG_FEATURE_COMPAT_SUPP    EXT2_FEATURE_COMPAT_SUPP
  62     #define CONFIG_FEATURE_INCOMPAT_SUPP  EXT2_FEATURE_INCOMPAT_SUPP
  63     #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT2_FEATURE_RO_COMPAT_SUPP
  64 #elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT3
  65     #define CONFIG_DIR_INDEX_ENABLE     1
  66     #define CONFIG_EXTENT_ENABLE        0
  67
  68     /*Superblock feature flag*/
  69     #define CONFIG_FEATURE_COMPAT_SUPP    EXT3_FEATURE_COMPAT_SUPP
  70     #define CONFIG_FEATURE_INCOMPAT_SUPP  EXT3_FEATURE_INCOMPAT_SUPP
  71     #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT3_FEATURE_RO_COMPAT_SUPP
  72 #elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT4
  73     #define CONFIG_DIR_INDEX_ENABLE     1
  74     #define CONFIG_EXTENT_ENABLE        1
  75
  76     /*Superblock feature flag*/
  77     #define CONFIG_FEATURE_COMPAT_SUPP    EXT4_FEATURE_COMPAT_SUPP
  78     #define CONFIG_FEATURE_INCOMPAT_SUPP  EXT4_FEATURE_INCOMPAT_SUPP
  79     #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT4_FEATURE_RO_COMPAT_SUPP
  80 #else
  81 #define "Unsupported CONFIG_EXT_FEATURE_SET_LVL"
  82 #endif
  83
  84
  85 /*****************************************************************************/
  86
  87 /**@brief   Enable directory indexing comb sort*/
  88 #ifndef CONFIG_DIR_INDEX_COMB_SORT
  89 #define CONFIG_DIR_INDEX_COMB_SORT  1
  90 #endif
  91
  92
  93
  94 /**@brief   Include error codes from ext4_errno or sandard library.*/
  95 #ifndef CONFIG_HAVE_OWN_ERRNO
  96 #define CONFIG_HAVE_OWN_ERRNO       1
  97 #endif
  98
  99
 100 /**@brief   Debug printf enable (stdout)*/
 101 #ifndef CONFIG_DEBUG_PRINTF
 102 #define CONFIG_DEBUG_PRINTF         1
 103 #endif
 104
 105 /**@brief   Assert printf enable (stdout)*/
 106 #ifndef CONFIG_DEBUG_ASSERT
 107 #define CONFIG_DEBUG_ASSERT         1
 108 #endif
 109
 110 /**@brief   Statistics of block device*/
 111 #ifndef CONFIG_BLOCK_DEV_ENABLE_STATS
 112 #define CONFIG_BLOCK_DEV_ENABLE_STATS   1
 113 #endif
 114
 115 /**@brief   Cache size of block device.*/
 116 #ifndef CONFIG_BLOCK_DEV_CACHE_SIZE
 117 #define CONFIG_BLOCK_DEV_CACHE_SIZE     8
 118 #endif
 119
 120
 121 /**@brief   Ilosc urzadzen blokowych.*/
 122 #ifndef CONFIG_EXT4_BLOCKDEVS_COUNT
 123 #define CONFIG_EXT4_BLOCKDEVS_COUNT     2
 124 #endif
 125
 126 /**@brief   Ilosc punktow montowania systemu plikow*/
 127 #ifndef CONFIG_EXT4_MOUNTPOINTS_COUNT
 128 #define CONFIG_EXT4_MOUNTPOINTS_COUNT   2
 129 #endif
 130
 131 #endif /* EXT4_CONFIG_H_ */
 132
 133 /**
 134  * @}
 135  */