FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/common/linux_cdrom.h

     /*      $NetBSD: linux_cdrom.h,v 1.5 2000/12/10 14:12:16 fvdl Exp $     */
     
     /*-
      * Copyright (c) 1998 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Eric Haszlakiewicz.
      *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by the NetBSD
     *      Foundation, Inc. and its contributors.
     * 4. Neither the name of The NetBSD Foundation nor the names of its
     *    contributors may be used to endorse or promote products derived
     *    from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     * POSSIBILITY OF SUCH DAMAGE.
     */
    
    #ifndef _LINUX_CDROM_H
    #define _LINUX_CDROM_H
    
    #include <machine/endian.h>
    
    #define LINUX_CDROMPAUSE        0x5301
    #define LINUX_CDROMRESUME       0x5302
    #define LINUX_CDROMPLAYMSF      0x5303  /* (struct linux_cdrom_msf) */
    #define LINUX_CDROMPLAYTRKIND   0x5304  /* (struct linux_cdrom_ti) */
    #define LINUX_CDROMREADTOCHDR   0x5305  /* (struct linux_cdrom_tochdr) */
    #define LINUX_CDROMREADTOCENTRY 0x5306  /* (struct linux_cdrom_tocentry) */
    #define LINUX_CDROMSTOP         0x5307
    #define LINUX_CDROMSTART        0x5308
    #define LINUX_CDROMEJECT        0x5309
    #define LINUX_CDROMVOLCTRL      0x530a  /* (struct linux_cdrom_volctrl) */
    #define LINUX_CDROMSUBCHNL      0x530b  /* (struct linux_cdrom_subchnl) */
    #define LINUX_CDROMEJECT_SW     0x530f  /* arg: 0 or 1 */
    #define LINUX_CDROMMULTISESSION 0x5310  /* (struct linux_cdrom_multisession) */
    #define LINUX_CDROMRESET        0x5312
    #define LINUX_CDROMVOLREAD      0x5313  /* (struct linux_cdrom_volctrl) */
    #define LINUX_CDROMPLAYBLK      0x5317  /* (struct linux_cdrom_blk) */
    #define LINUX_CDROMCLOSETRAY    0x5319  /* */
    #define LINUX_CDROM_SET_OPTIONS 0x5320  /* int */
    #define LINUX_CDROM_CLEAR_OPTIONS       0x5321  /* int */
    #define LINUX_CDROM_SELECT_SPEED        0x5322
    #define LINUX_CDROM_SELECT_DISC         0x5323
    #define LINUX_CDROM_MEDIA_CHANGED       0x5325
    #define LINUX_CDROM_DRIVE_STATUS        0x5326
    #define LINUX_CDROM_DISC_STATUS         0x5327
    #define LINUX_CDROM_CHANGER_NSLOTS      0x5328
    #define LINUX_CDROM_LOCKDOOR            0x5329
    #define LINUX_CDROM_DEBUG               0x5330
    #define LINUX_CDROM_GET_CAPABILITY      0x5331
    
    /* DVD-ROM Specific ioctls */              
    #define LINUX_DVD_READ_STRUCT   0x5390  /* Read structure */
    #define LINUX_DVD_WRITE_STRUCT  0x5391  /* Write structure */ 
    #define LINUX_DVD_AUTH          0x5392  /* Authentication */
    
    struct linux_cdrom_blk {
            unsigned from;
            unsigned short len;
    };
    
    struct linux_cdrom_msf {
            u_char  cdmsf_min0;     /* start minute */
            u_char  cdmsf_sec0;     /* start second */
            u_char  cdmsf_frame0;   /* start frame */
            u_char  cdmsf_min1;     /* end minute */
            u_char  cdmsf_sec1;     /* end second */
            u_char  cdmsf_frame1;   /* end frame */
    };
    
    struct linux_cdrom_ti {
            u_char  cdti_trk0;      /* start track */
            u_char  cdti_ind0;      /* start index */
            u_char  cdti_trk1;      /* end track */
            u_char  cdti_ind1;      /* end index */
    };
     
    struct linux_cdrom_tochdr {
           u_char  cdth_trk0;      /* start track */
           u_char  cdth_trk1;      /* end track */
   };
   
   struct linux_cdrom_msf0 {
           u_char  minute;
           u_char  second;
           u_char  frame;
   };
   
   union linux_cdrom_addr {
           struct  linux_cdrom_msf0 msf;
           int     lba;
   };
   
   struct linux_cdrom_tocentry {
           u_char  cdte_track;
           u_char  cdte_adr        :4;
           u_char  cdte_ctrl       :4;
           u_char  cdte_format;
           union   linux_cdrom_addr cdte_addr;
           u_char  cdte_datamode;
   };
   
   struct linux_cdrom_subchnl {
           u_char  cdsc_format;
           u_char  cdsc_audiostatus;
           u_char  cdsc_adr:       4;
           u_char  cdsc_ctrl:      4;
           u_char  cdsc_trk;
           u_char  cdsc_ind;
           union   linux_cdrom_addr cdsc_absaddr;
           union   linux_cdrom_addr cdsc_reladdr;
   };
   
   struct linux_cdrom_volctrl {
           u_char  channel0;
           u_char  channel1;
           u_char  channel2;
           u_char  channel3;
   };
   
   struct linux_cdrom_multisession {
           union linux_cdrom_addr addr;
           u_char xa_flag;
           u_char addr_format;
   };
   
   struct linux_cdrom_mechstat_header {
   #if BYTE_ORDER == BIG_ENDIAN
           u_int8_t fault          : 1;
           u_int8_t changer_state  : 2;
           u_int8_t curslot        : 5;
           u_int8_t mech_state     : 3;
           u_int8_t door_open      : 1;
           u_int8_t reserved1      : 4;
   #elif BYTE_ORDER == LITTLE_ENDIAN
           u_int8_t curslot        : 5;
           u_int8_t changer_state  : 2;
           u_int8_t fault          : 1;
           u_int8_t reserved1      : 4;
           u_int8_t door_open      : 1;
           u_int8_t mech_state     : 3;
   #endif
           u_int8_t curlba[3];
           u_int8_t nslots;
           u_int16_t slot_tablelen;
   };
   
   struct linux_cdrom_slot {
   #if BYTE_ORDER == BIG_ENDIAN
           u_int8_t disc_present   : 1;
           u_int8_t reserved1      : 6;
           u_int8_t change         : 1;
   #elif BYTE_ORDER == LITTLE_ENDIAN
           u_int8_t change         : 1;
           u_int8_t reserved1      : 6;
           u_int8_t disc_present   : 1;
   #endif
           u_int8_t reserved2[3];
   };
   
   #define LINUX_CDROM_MAX_SLOTS   256
   
   struct linux_cdrom_changer_info {
           struct linux_cdrom_mechstat_header hdr;
           struct linux_cdrom_slot slots[LINUX_CDROM_MAX_SLOTS];
   };
   
   #endif /* !_LINUX_CDROM_H */

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