NetBSD/sys/dev/scsipi/atapi_cd.h

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/* $NetBSD: atapi_cd.h,v 1.7 1998/02/13 08:28:19 enami Exp $ */
/*
* Copyright (c) 1996 Manuel Bouyer. All rights reserved.
*
* 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 Manuel Bouyer.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
struct atapi_cdrom_page {
u_int8_t page;
u_int8_t length;
u_int8_t reserved;
u_int8_t inact_mult;
u_int8_t spm[2];
u_int8_t fps[2];
};
struct atapi_cap_page {
/* Capabilities page */
u_int8_t page_code;
u_int8_t param_len;
u_int8_t reserved1[2];
u_int8_t cap1;
#define AUDIO_PLAY 0x01 /* audio play supported */
#define AV_COMPOSITE /* composite audio/video supported */
#define DA_PORT1 /* digital audio on port 1 */
#define DA_PORT2 /* digital audio on port 2 */
#define M2F1 /* mode 2 form 1 (XA) read */
#define M2F2 /* mode 2 form 2 format */
#define CD_MULTISESSION /* multi-session photo-CD */
u_int8_t cap2;
#define CD_DA 0x01 /* audio-CD read supported */
#define CD_DA_STREAM 0x02 /* CD-DA streaming */
#define RW_SUB 0x04 /* combined R-W subchannels */
#define RW_SUB_CORR 0x08 /* R-W subchannel data corrected */
#define C2_ERRP 0x10 /* C2 error pointers supported */
#define ISRC 0x20 /* can return the ISRC */
#define UPC 0x40 /* can return the catalog number UPC */
u_int8_t m_status;
#define CANLOCK 0x01 /* could be locked */
#define LOCK_STATE 0x02 /* current lock state */
#define PREVENT_JUMP 0x04 /* prevent jumper installed */
#define CANEJECT 0x08 /* can eject */
#define MECH_MASK 0xe0 /* loading mechanism type */
#define MECH_CADDY 0x00
#define MECH_TRAY 0x20
#define MECH_POPUP 0x40
#define MECH_CHANGER_INDIV 0x80
#define MECH_CHANGER_CARTRIDGE 0xa0
u_int8_t cap3;
#define SEPARATE_VOL 0x01 /* independent volume of channels */
#define SEPARATE_MUTE 0x02 /* independent mute of channels */
#define SUPP_DISK_PRESENT 0x04 /* changer can report contents of slots */
#define SSS 0x08 /* software slot selection */
u_int8_t max_speed[2]; /* max raw data rate in bytes/1000 */
u_int8_t max_vol_levels[2]; /* number of discrete volume levels */
u_int8_t buf_size[2]; /* internal buffer size in bytes/1024 */
u_int8_t cur_speed[2]; /* current data rate in bytes/1000 */
/* Digital drive output format description (optional?) */
u_int8_t reserved2;
u_int8_t dig_output; /* Digital drive output format description */
u_int8_t reserved3[2];
};
#define ATAPI_CDROM_PAGE 0x0d
#define ATAPI_AUDIO_PAGE 0x0e
#define ATAPI_AUDIO_PAGE_MASK 0x4e
#define ATAPI_CAP_PAGE 0x2a
union atapi_cd_pages {
u_int8_t page_code;
struct atapi_cdrom_page cdrom;
struct atapi_cap_page cap;
struct cd_audio_page audio;
};
struct atapi_cd_mode_data {
struct atapi_mode_header header;
union atapi_cd_pages pages;
};
#define AUDIOPAGESIZE \
(sizeof(struct atapi_mode_header) + sizeof(struct cd_audio_page))
#define CDROMPAGESIZE \
(sizeof(struct atapi_mode_header) + sizeof(struct atapi_cdrom_page))
#define CAPPAGESIZE \
(sizeof(struct atapi_mode_header) + sizeof(struct atapi_cap_page))