release/src-rt/linux/linux-2.6/fs/exfat/exfat_data.c

   1 /*
   2  *  Copyright (C) 2012-2013 Samsung Electronics Co., Ltd.
   3  *
   4  *  This program is free software; you can redistribute it and/or
   5  *  modify it under the terms of the GNU General Public License
   6  *  as published by the Free Software Foundation; either version 2
   7  *  of the License, or (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  */
  18
  19 /************************************************************************/
  20 /*                                                                      */
  21 /*  PROJECT : exFAT & FAT12/16/32 File System                           */
  22 /*  FILE    : exfat_data.c                                              */
  23 /*  PURPOSE : exFAT Configuable Data Definitions                        */
  24 /*                                                                      */
  25 /*----------------------------------------------------------------------*/
  26 /*  NOTES                                                               */
  27 /*                                                                      */
  28 /*----------------------------------------------------------------------*/
  29 /*  REVISION HISTORY (Ver 0.9)                                          */
  30 /*                                                                      */
  31 /*  - 2010.11.15 [Joosun Hahn] : first writing                          */
  32 /*                                                                      */
  33 /************************************************************************/
  34
  35 #include "exfat_config.h"
  36 #include "exfat_global.h"
  37 #include "exfat_data.h"
  38 #include "exfat_oal.h"
  39
  40 #include "exfat_blkdev.h"
  41 #include "exfat_cache.h"
  42 #include "exfat_nls.h"
  43 #include "exfat_super.h"
  44 #include "exfat.h"
  45
  46 /*======================================================================*/
  47 /*                                                                      */
  48 /*                    GLOBAL VARIABLE DEFINITIONS                       */
  49 /*                                                                      */
  50 /*======================================================================*/
  51
  52 /*----------------------------------------------------------------------*/
  53 /*  File Manager                                                        */
  54 /*----------------------------------------------------------------------*/
  55
  56 /* file system volume table */
  57 FS_STRUCT_T fs_struct[MAX_DRIVE];
  58
  59 #if 0
  60 /*----------------------------------------------------------------------*/
  61 /*  Buffer Manager                                                      */
  62 /*----------------------------------------------------------------------*/
  63
  64 /* FAT cache */
  65 DECLARE_MUTEX(f_sem);
  66 BUF_CACHE_T FAT_cache_array[FAT_CACHE_SIZE];
  67 BUF_CACHE_T FAT_cache_lru_list;
  68 BUF_CACHE_T FAT_cache_hash_list[FAT_CACHE_HASH_SIZE];
  69
  70 /* buf cache */
  71 DECLARE_MUTEX(b_sem);
  72 BUF_CACHE_T buf_cache_array[BUF_CACHE_SIZE];
  73 BUF_CACHE_T buf_cache_lru_list;
  74 BUF_CACHE_T buf_cache_hash_list[BUF_CACHE_HASH_SIZE];
  75 #endif
  76
  77 /* end of exfat_data.c */