sys/compat/linux/common/linux_cdrom.h

   1 /*      $NetBSD: linux_cdrom.h,v 1.7 2005/12/11 12:20:19 christos Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Eric Haszlakiewicz.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _LINUX_CDROM_H
  33 #define _LINUX_CDROM_H
  34
  35 #include <machine/endian.h>
  36
  37 #define LINUX_CDROMPAUSE        0x5301
  38 #define LINUX_CDROMRESUME       0x5302
  39 #define LINUX_CDROMPLAYMSF      0x5303  /* (struct linux_cdrom_msf) */
  40 #define LINUX_CDROMPLAYTRKIND   0x5304  /* (struct linux_cdrom_ti) */
  41 #define LINUX_CDROMREADTOCHDR   0x5305  /* (struct linux_cdrom_tochdr) */
  42 #define LINUX_CDROMREADTOCENTRY 0x5306  /* (struct linux_cdrom_tocentry) */
  43 #define LINUX_CDROMSTOP         0x5307
  44 #define LINUX_CDROMSTART        0x5308
  45 #define LINUX_CDROMEJECT        0x5309
  46 #define LINUX_CDROMVOLCTRL      0x530a  /* (struct linux_cdrom_volctrl) */
  47 #define LINUX_CDROMSUBCHNL      0x530b  /* (struct linux_cdrom_subchnl) */
  48 #define LINUX_CDROMEJECT_SW     0x530f  /* arg: 0 or 1 */
  49 #define LINUX_CDROMMULTISESSION 0x5310  /* (struct linux_cdrom_multisession) */
  50 #define LINUX_CDROMRESET        0x5312
  51 #define LINUX_CDROMVOLREAD      0x5313  /* (struct linux_cdrom_volctrl) */
  52 #define LINUX_CDROMPLAYBLK      0x5317  /* (struct linux_cdrom_blk) */
  53 #define LINUX_CDROMCLOSETRAY    0x5319  /* */
  54 #define LINUX_CDROM_SET_OPTIONS 0x5320  /* int */
  55 #define LINUX_CDROM_CLEAR_OPTIONS       0x5321  /* int */
  56 #define LINUX_CDROM_SELECT_SPEED        0x5322
  57 #define LINUX_CDROM_SELECT_DISC         0x5323
  58 #define LINUX_CDROM_MEDIA_CHANGED       0x5325
  59 #define LINUX_CDROM_DRIVE_STATUS        0x5326
  60 #define LINUX_CDROM_DISC_STATUS         0x5327
  61 #define LINUX_CDROM_CHANGER_NSLOTS      0x5328
  62 #define LINUX_CDROM_LOCKDOOR            0x5329
  63 #define LINUX_CDROM_DEBUG               0x5330
  64 #define LINUX_CDROM_GET_CAPABILITY      0x5331
  65
  66 /* DVD-ROM Specific ioctls */
  67 #define LINUX_DVD_READ_STRUCT   0x5390  /* Read structure */
  68 #define LINUX_DVD_WRITE_STRUCT  0x5391  /* Write structure */
  69 #define LINUX_DVD_AUTH          0x5392  /* Authentication */
  70
  71 struct linux_cdrom_blk {
  72         unsigned from;
  73         unsigned short len;
  74 };
  75
  76 struct linux_cdrom_msf {
  77         u_char  cdmsf_min0;     /* start minute */
  78         u_char  cdmsf_sec0;     /* start second */
  79         u_char  cdmsf_frame0;   /* start frame */
  80         u_char  cdmsf_min1;     /* end minute */
  81         u_char  cdmsf_sec1;     /* end second */
  82         u_char  cdmsf_frame1;   /* end frame */
  83 };
  84
  85 struct linux_cdrom_ti {
  86         u_char  cdti_trk0;      /* start track */
  87         u_char  cdti_ind0;      /* start index */
  88         u_char  cdti_trk1;      /* end track */
  89         u_char  cdti_ind1;      /* end index */
  90 };
  91
  92 struct linux_cdrom_tochdr {
  93         u_char  cdth_trk0;      /* start track */
  94         u_char  cdth_trk1;      /* end track */
  95 };
  96
  97 struct linux_cdrom_msf0 {
  98         u_char  minute;
  99         u_char  second;
 100         u_char  frame;
 101 };
 102
 103 union linux_cdrom_addr {
 104         struct  linux_cdrom_msf0 msf;
 105         int     lba;
 106 };
 107
 108 struct linux_cdrom_tocentry {
 109         u_char  cdte_track;
 110         u_char  cdte_adr        :4;
 111         u_char  cdte_ctrl       :4;
 112         u_char  cdte_format;
 113         union   linux_cdrom_addr cdte_addr;
 114         u_char  cdte_datamode;
 115 };
 116
 117 struct linux_cdrom_subchnl {
 118         u_char  cdsc_format;
 119         u_char  cdsc_audiostatus;
 120         u_char  cdsc_adr:       4;
 121         u_char  cdsc_ctrl:      4;
 122         u_char  cdsc_trk;
 123         u_char  cdsc_ind;
 124         union   linux_cdrom_addr cdsc_absaddr;
 125         union   linux_cdrom_addr cdsc_reladdr;
 126 };
 127
 128 struct linux_cdrom_volctrl {
 129         u_char  channel0;
 130         u_char  channel1;
 131         u_char  channel2;
 132         u_char  channel3;
 133 };
 134
 135 struct linux_cdrom_multisession {
 136         union linux_cdrom_addr addr;
 137         u_char xa_flag;
 138         u_char addr_format;
 139 };
 140
 141 struct linux_cdrom_mechstat_header {
 142 #if BYTE_ORDER == BIG_ENDIAN
 143         u_int8_t fault          : 1;
 144         u_int8_t changer_state  : 2;
 145         u_int8_t curslot        : 5;
 146         u_int8_t mech_state     : 3;
 147         u_int8_t door_open      : 1;
 148         u_int8_t reserved1      : 4;
 149 #elif BYTE_ORDER == LITTLE_ENDIAN
 150         u_int8_t curslot        : 5;
 151         u_int8_t changer_state  : 2;
 152         u_int8_t fault          : 1;
 153         u_int8_t reserved1      : 4;
 154         u_int8_t door_open      : 1;
 155         u_int8_t mech_state     : 3;
 156 #endif
 157         u_int8_t curlba[3];
 158         u_int8_t nslots;
 159         u_int16_t slot_tablelen;
 160 };
 161
 162 struct linux_cdrom_slot {
 163 #if BYTE_ORDER == BIG_ENDIAN
 164         u_int8_t disc_present   : 1;
 165         u_int8_t reserved1      : 6;
 166         u_int8_t change         : 1;
 167 #elif BYTE_ORDER == LITTLE_ENDIAN
 168         u_int8_t change         : 1;
 169         u_int8_t reserved1      : 6;
 170         u_int8_t disc_present   : 1;
 171 #endif
 172         u_int8_t reserved2[3];
 173 };
 174
 175 #define LINUX_CDROM_MAX_SLOTS   256
 176
 177 struct linux_cdrom_changer_info {
 178         struct linux_cdrom_mechstat_header hdr;
 179         struct linux_cdrom_slot slots[LINUX_CDROM_MAX_SLOTS];
 180 };
 181
 182 #endif /* !_LINUX_CDROM_H */