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linux_cdrom.h revision 1.1 
      1 /*	$NetBSD: linux_cdrom.h,v 1.1 1998/01/15 14:52:12 christos 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 #define LINUX_CDROMPAUSE	0x5301
     37 #define LINUX_CDROMRESUME	0x5302
     38 #define LINUX_CDROMPLAYMSF	0x5303	/* (struct linux_cdrom_msf) */
     39 #define LINUX_CDROMPLAYTRKIND	0x5304	/* (struct linux_cdrom_ti) */
     40 #define LINUX_CDROMREADTOCHDR	0x5305	/* (struct linux_cdrom_tochdr) */
     41 #define LINUX_CDROMREADTOCENTRY	0x5306	/* (struct linux_cdrom_tocentry) */
     42 #define LINUX_CDROMSTOP		0x5307
     43 #define LINUX_CDROMSTART	0x5308
     44 #define LINUX_CDROMEJECT	0x5309
     45 #define LINUX_CDROMVOLCTRL	0x530a	/* (struct linux_cdrom_volctrl) */
     46 #define LINUX_CDROMSUBCHNL	0x530b	/* (struct linux_cdrom_subchnl) */
     47 #define LINUX_CDROMEJECT_SW	0x530f	/* arg: 0 or 1 */
     48 #define LINUX_CDROMRESET	0x5312
     49 #define LINUX_CDROMVOLREAD	0x5313	/* (struct linux_cdrom_volctrl) */
     50 #define LINUX_CDROMPLAYBLK	0x5317	/* (struct linux_cdrom_blk) */
     51 
     52 struct linux_cdrom_blk {
     53 	unsigned from;
     54 	unsigned short len;
     55 };
     56 
     57 struct linux_cdrom_msf {
     58 	u_char	cdmsf_min0;	/* start minute */
     59 	u_char	cdmsf_sec0;	/* start second */
     60 	u_char	cdmsf_frame0;	/* start frame */
     61 	u_char	cdmsf_min1;	/* end minute */
     62 	u_char	cdmsf_sec1;	/* end second */
     63 	u_char	cdmsf_frame1;	/* end frame */
     64 };
     65 
     66 struct linux_cdrom_ti {
     67 	u_char	cdti_trk0;	/* start track */
     68 	u_char	cdti_ind0;	/* start index */
     69 	u_char	cdti_trk1;	/* end track */
     70 	u_char	cdti_ind1;	/* end index */
     71 };
     72 
     73 struct linux_cdrom_tochdr {
     74 	u_char	cdth_trk0;	/* start track */
     75 	u_char	cdth_trk1;	/* end track */
     76 };
     77 
     78 struct linux_cdrom_msf0 {
     79 	u_char	minute;
     80 	u_char	second;
     81 	u_char	frame;
     82 };
     83 
     84 union linux_cdrom_addr {
     85 	struct	linux_cdrom_msf0 msf;
     86 	int	lba;
     87 };
     88 
     89 struct linux_cdrom_tocentry {
     90 	u_char	cdte_track;
     91 	u_char	cdte_adr	:4;
     92 	u_char	cdte_ctrl	:4;
     93 	u_char	cdte_format;
     94 	union	linux_cdrom_addr cdte_addr;
     95 	u_char	cdte_datamode;
     96 };
     97 
     98 struct linux_cdrom_subchnl {
     99 	u_char	cdsc_format;
    100 	u_char	cdsc_audiostatus;
    101 	u_char	cdsc_adr:	4;
    102 	u_char	cdsc_ctrl:	4;
    103 	u_char	cdsc_trk;
    104 	u_char	cdsc_ind;
    105 	union	linux_cdrom_addr cdsc_absaddr;
    106 	union	linux_cdrom_addr cdsc_reladdr;
    107 };
    108 
    109 struct linux_cdrom_volctrl {
    110 	u_char	channel0;
    111 	u_char	channel1;
    112 	u_char	channel2;
    113 	u_char	channel3;
    114 };
    115