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linux_cdrom.h revision 1.2 
      1 /*	$NetBSD: linux_cdrom.h,v 1.2 1998/10/01 02:30:37 erh Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *        This product includes software developed by the NetBSD
     18  *        Foundation, Inc. and its contributors.
     19  * 4. Neither the name of The NetBSD Foundation nor the names of its
     20  *    contributors may be used to endorse or promote products derived
     21  *    from this software without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     24  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     25  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     26  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     27  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     30  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     31  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     32  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     33  * POSSIBILITY OF SUCH DAMAGE.
     34  */
     35 
     36 #ifndef _COMMON_LINUX_CDROM_H
     37 #define _COMMON_LINUX_CDROM_H
     38 
     39 #define LINUX_CDROMPAUSE	0x5301
     40 #define LINUX_CDROMRESUME	0x5302
     41 #define LINUX_CDROMPLAYMSF	0x5303	/* (struct linux_cdrom_msf) */
     42 #define LINUX_CDROMPLAYTRKIND	0x5304	/* (struct linux_cdrom_ti) */
     43 #define LINUX_CDROMREADTOCHDR	0x5305	/* (struct linux_cdrom_tochdr) */
     44 #define LINUX_CDROMREADTOCENTRY	0x5306	/* (struct linux_cdrom_tocentry) */
     45 #define LINUX_CDROMSTOP		0x5307
     46 #define LINUX_CDROMSTART	0x5308
     47 #define LINUX_CDROMEJECT	0x5309
     48 #define LINUX_CDROMVOLCTRL	0x530a	/* (struct linux_cdrom_volctrl) */
     49 #define LINUX_CDROMSUBCHNL	0x530b	/* (struct linux_cdrom_subchnl) */
     50 #define LINUX_CDROMEJECT_SW	0x530f	/* arg: 0 or 1 */
     51 #define LINUX_CDROMRESET	0x5312
     52 #define LINUX_CDROMVOLREAD	0x5313	/* (struct linux_cdrom_volctrl) */
     53 #define LINUX_CDROMPLAYBLK	0x5317	/* (struct linux_cdrom_blk) */
     54 
     55 struct linux_cdrom_blk {
     56 	unsigned from;
     57 	unsigned short len;
     58 };
     59 
     60 struct linux_cdrom_msf {
     61 	u_char	cdmsf_min0;	/* start minute */
     62 	u_char	cdmsf_sec0;	/* start second */
     63 	u_char	cdmsf_frame0;	/* start frame */
     64 	u_char	cdmsf_min1;	/* end minute */
     65 	u_char	cdmsf_sec1;	/* end second */
     66 	u_char	cdmsf_frame1;	/* end frame */
     67 };
     68 
     69 struct linux_cdrom_ti {
     70 	u_char	cdti_trk0;	/* start track */
     71 	u_char	cdti_ind0;	/* start index */
     72 	u_char	cdti_trk1;	/* end track */
     73 	u_char	cdti_ind1;	/* end index */
     74 };
     75 
     76 struct linux_cdrom_tochdr {
     77 	u_char	cdth_trk0;	/* start track */
     78 	u_char	cdth_trk1;	/* end track */
     79 };
     80 
     81 struct linux_cdrom_msf0 {
     82 	u_char	minute;
     83 	u_char	second;
     84 	u_char	frame;
     85 };
     86 
     87 union linux_cdrom_addr {
     88 	struct	linux_cdrom_msf0 msf;
     89 	int	lba;
     90 };
     91 
     92 struct linux_cdrom_tocentry {
     93 	u_char	cdte_track;
     94 	u_char	cdte_adr	:4;
     95 	u_char	cdte_ctrl	:4;
     96 	u_char	cdte_format;
     97 	union	linux_cdrom_addr cdte_addr;
     98 	u_char	cdte_datamode;
     99 };
    100 
    101 struct linux_cdrom_subchnl {
    102 	u_char	cdsc_format;
    103 	u_char	cdsc_audiostatus;
    104 	u_char	cdsc_adr:	4;
    105 	u_char	cdsc_ctrl:	4;
    106 	u_char	cdsc_trk;
    107 	u_char	cdsc_ind;
    108 	union	linux_cdrom_addr cdsc_absaddr;
    109 	union	linux_cdrom_addr cdsc_reladdr;
    110 };
    111 
    112 struct linux_cdrom_volctrl {
    113 	u_char	channel0;
    114 	u_char	channel1;
    115 	u_char	channel2;
    116 	u_char	channel3;
    117 };
    118 
    119 #endif /* !_COMMON_LINUX_CDROM_H */
    120