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annotate packages/io/disk/current/include/diskio.h @ 2729:74dbf4c3f2e1 after-copyright-change-20090129

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Update all copyright banners to reflect FSF ownership; fix and improve licence text.
author jlarmour
date Thu, 29 Jan 2009 17:47:46 +0000
parents 21a641579915
children
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1 #ifndef CYGONCE_DISKIO_H
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2 #define CYGONCE_DISKIO_H
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3 // ====================================================================
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4 //
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5 // diskio.h
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6 //
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7 // Device I/O
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8 //
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9 // ====================================================================
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10 // ####ECOSGPLCOPYRIGHTBEGIN####
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11 // -------------------------------------------
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12 // This file is part of eCos, the Embedded Configurable Operating System.
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13 // Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc.
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14 //
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15 // eCos is free software; you can redistribute it and/or modify it under
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16 // the terms of the GNU General Public License as published by the Free
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17 // Software Foundation; either version 2 or (at your option) any later
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18 // version.
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19 //
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20 // eCos is distributed in the hope that it will be useful, but WITHOUT
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21 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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23 // for more details.
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24 //
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25 // You should have received a copy of the GNU General Public License
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26 // along with eCos; if not, write to the Free Software Foundation, Inc.,
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27 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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28 //
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29 // As a special exception, if other files instantiate templates or use
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30 // macros or inline functions from this file, or you compile this file
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31 // and link it with other works to produce a work based on this file,
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32 // this file does not by itself cause the resulting work to be covered by
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33 // the GNU General Public License. However the source code for this file
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34 // must still be made available in accordance with section (3) of the GNU
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35 // General Public License v2.
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36 //
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37 // This exception does not invalidate any other reasons why a work based
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38 // on this file might be covered by the GNU General Public License.
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39 // -------------------------------------------
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40 // ####ECOSGPLCOPYRIGHTEND####
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41 // ====================================================================
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42 //#####DESCRIPTIONBEGIN####
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43 //
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44 // Author(s): savin
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45 // Date: 2003-06-09
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46 // Purpose: Special support for disk I/O devices
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47 // Description:
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48 //
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49 //####DESCRIPTIONEND####
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50 //
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51 // ====================================================================
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52
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53 // This file contains the user-level visible I/O interfaces
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54
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55 #include <pkgconf/hal.h>
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56 #include <cyg/infra/cyg_type.h>
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57 #include <cyg/io/config_keys.h>
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58
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59 #include <cyg/io/devtab.h>
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60
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61 #ifdef __cplusplus
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62 extern "C" {
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63 #endif
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64
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65 struct cyg_disk_identify_t
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66 {
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67 char serial[20+1]; // serial number
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68 char firmware_rev[8+1]; // firmware revision
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69 char model_num[40+1]; // model number
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70 cyg_uint32 cylinders_num; // number of cylinders (CHS)
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71 cyg_uint32 heads_num; // number of heads (CHS)
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72 cyg_uint32 sectors_num; // number of sectors per track (CHS)
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73 cyg_uint32 lba_sectors_num; // total number of sectors in LBA mode
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74 cyg_uint32 phys_block_size; // physical block size in sectors
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75 cyg_uint32 max_transfer; // Maximum transfer size in bytes
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76 };
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77
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78 struct cyg_disk_partition_t
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79 {
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80 cyg_uint8 type; // partition type
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81 cyg_uint8 state; // state 0x00 - inactive, 0x80 - active
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82 cyg_uint32 start; // first sector number
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83 cyg_uint32 end; // last sector number
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84 cyg_uint32 size; // size in sectors
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85 };
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86
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87 struct cyg_disk_info_t
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88 {
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89 cyg_disk_partition_t *partitions; // partition table
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90 int partitions_num;// partition table size
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91 cyg_disk_identify_t ident; // identify data
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92 cyg_uint32 block_size; // logical block size
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93 cyg_uint32 blocks_num; // number of blocks on disk
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94 cyg_uint32 phys_block_size; // physical block size
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95 cyg_bool connected; // true if device connected
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96 cyg_ucount16 mounts; // total number of mounts for all partitions
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97 };
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98
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99 #ifdef __cplusplus
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100 }
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101 #endif
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102
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103 #endif /* CYGONCE_DISKIO_H */
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104 /* EOF diskio.h */