274 lines
6.1 KiB
C
274 lines
6.1 KiB
C
/* $OpenBSD: cd.h,v 1.28 2019/11/29 14:06:21 krw Exp $ */
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/* $NetBSD: scsi_cd.h,v 1.6 1996/03/19 03:06:39 mycroft Exp $ */
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/*
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* Written by Julian Elischer (julian@tfs.com)
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* for TRW Financial Systems.
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*
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* TRW Financial Systems, in accordance with their agreement with Carnegie
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* Mellon University, makes this software available to CMU to distribute
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* or use in any manner that they see fit as long as this message is kept with
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* the software. For this reason TFS also grants any other persons or
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* organisations permission to use or modify this software.
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*
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* TFS supplies this software to be publicly redistributed
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* on the understanding that TFS is not responsible for the correct
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* functioning of this software in any circumstances.
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*
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* Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
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*/
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#ifndef _SCSI_CD_H
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#define _SCSI_CD_H
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/*
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* Define two bits always in the same place in byte 2 (flag byte)
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*/
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#define CD_RELADDR 0x01
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#define CD_MSF 0x02
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/*
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* SCSI command format
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*/
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struct scsi_blank {
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u_int8_t opcode;
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u_int8_t byte2;
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#define BLANK_DISC 0
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#define BLANK_MINIMAL 1
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u_int8_t addr[4];
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u_int8_t unused[5];
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u_int8_t control;
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};
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struct scsi_close_track {
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u_int8_t opcode;
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u_int8_t flags;
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#define CT_IMMED 1
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u_int8_t closefunc;
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#define CT_CLOSE_TRACK 1
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#define CT_CLOSE_SESS 2
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#define CT_CLOSE_BORDER 3
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u_int8_t unused;
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u_int8_t track[2];
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u_int8_t unused1[3];
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u_int8_t control;
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};
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struct scsi_pause {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t unused[6];
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u_int8_t resume;
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u_int8_t control;
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};
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#define PA_PAUSE 1
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#define PA_RESUME 0
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struct scsi_play_msf {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t unused;
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u_int8_t start_m;
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u_int8_t start_s;
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u_int8_t start_f;
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u_int8_t end_m;
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u_int8_t end_s;
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u_int8_t end_f;
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u_int8_t control;
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};
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struct scsi_play_track {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t unused[2];
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u_int8_t start_track;
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u_int8_t start_index;
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u_int8_t unused1;
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u_int8_t end_track;
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u_int8_t end_index;
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u_int8_t control;
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};
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struct scsi_play {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t blk_addr[4];
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u_int8_t unused;
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u_int8_t xfer_len[2];
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u_int8_t control;
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};
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struct scsi_play_big {
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u_int8_t opcode;
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u_int8_t byte2; /* same as above */
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u_int8_t blk_addr[4];
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u_int8_t xfer_len[4];
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u_int8_t unused;
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u_int8_t control;
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};
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struct scsi_play_rel_big {
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u_int8_t opcode;
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u_int8_t byte2; /* same as above */
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u_int8_t blk_addr[4];
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u_int8_t xfer_len[4];
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u_int8_t track;
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u_int8_t control;
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};
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struct scsi_read_header {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t blk_addr[4];
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u_int8_t unused;
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u_int8_t data_len[2];
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u_int8_t control;
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};
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struct scsi_read_subchannel {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t byte3;
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#define SRS_SUBQ 0x40
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u_int8_t subchan_format;
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u_int8_t unused[2];
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u_int8_t track;
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u_int8_t data_len[2];
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u_int8_t control;
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};
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struct scsi_read_toc {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t unused[4];
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u_int8_t from_track;
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u_int8_t data_len[2];
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u_int8_t control;
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};
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struct scsi_read_track_info {
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u_int8_t opcode;
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u_int8_t addrtype;
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#define RTI_LBA 0
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#define RTI_TRACK 1
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#define RTI_BORDER 2
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u_int8_t addr[4];
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u_int8_t unused;
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u_int8_t data_len[2];
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u_int8_t control;
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};
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struct scsi_load_unload {
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u_int8_t opcode;
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u_int8_t reserved;
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#define IMMED 0x1
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u_int8_t reserved2[2];
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u_int8_t options;
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#define START 0x1
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#define LOUNLO 0x2
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u_int8_t reserved4[3];
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u_int8_t slot;
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u_int8_t reserved5[2];
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u_int8_t control;
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};
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struct scsi_set_cd_speed {
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u_int8_t opcode;
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u_int8_t rotation;
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#define ROTATE_CLV 0
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#define ROTATE_CAV 1
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u_int8_t read[2];
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u_int8_t write[2];
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u_int8_t reserved[5];
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u_int8_t control;
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};
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/*
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* Opcodes
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*/
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#define READ_SUBCHANNEL 0x42 /* cdrom read Subchannel */
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#define READ_TOC 0x43 /* cdrom read TOC */
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#define READ_HEADER 0x44 /* cdrom read header */
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#define PLAY 0x45 /* cdrom play 'play audio' mode */
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#define PLAY_MSF 0x47 /* cdrom play Min,Sec,Frames mode */
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#define PLAY_TRACK 0x48 /* cdrom play track/index mode */
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#define PLAY_TRACK_REL 0x49 /* cdrom play track/index mode */
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#define PAUSE 0x4b /* cdrom pause in 'play audio' mode */
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#define READ_TRACK_INFO 0x52 /* read track/rzone info */
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#define CLOSE_TRACK 0x5b /* close track/rzone/session/border */
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#define BLANK 0xa1 /* cdrom blank */
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#define PLAY_BIG 0xa5 /* cdrom pause in 'play audio' mode */
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#define LOAD_UNLOAD 0xa6 /* cdrom load/unload media */
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#define PLAY_TRACK_REL_BIG 0xa9 /* cdrom play track/index mode */
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#define SET_CD_SPEED 0xbb /* set cdrom read/write speed */
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/*
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* Mode pages
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*/
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#define ERR_RECOVERY_PAGE 0x01
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#define WRITE_PARAM_PAGE 0x05
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#define AUDIO_PAGE 0x0e
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#define CDVD_CAPABILITIES_PAGE 0x2a
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struct cd_audio_page {
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u_int8_t page_code;
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#define CD_PAGE_CODE 0x3F
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#define CD_PAGE_PS 0x80
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u_int8_t param_len;
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u_int8_t flags;
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#define CD_PA_SOTC 0x02
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#define CD_PA_IMMED 0x04
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u_int8_t unused[2];
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u_int8_t format_lba;
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#define CD_PA_FORMAT_LBA 0x0F
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#define CD_PA_APR_VALID 0x80
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u_int8_t lb_per_sec[2];
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struct port_control {
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u_int8_t channels;
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#define CHANNEL 0x0F
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#define CHANNEL_0 1
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#define CHANNEL_1 2
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#define CHANNEL_2 4
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#define CHANNEL_3 8
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#define LEFT_CHANNEL CHANNEL_0
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#define RIGHT_CHANNEL CHANNEL_1
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#define MUTE_CHANNEL 0x0
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#define BOTH_CHANNEL LEFT_CHANNEL | RIGHT_CHANNEL
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u_int8_t volume;
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} port[4];
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#define LEFT_PORT 0
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#define RIGHT_PORT 1
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};
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/*
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* There are 2352 bytes in a CD digital audio frame. One frame is 1/75 of a
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* second, at 44.1kHz sample rate, 16 bits/sample, 2 channels.
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*
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* The frame data have the two channels interleaved, with the left
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* channel first. Samples are little endian 16-bit signed values.
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*/
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#define CD_DA_BLKSIZ 2352 /* # bytes in CD-DA frame */
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#define CD_NORMAL_DENSITY_CODE 0x00 /* from Toshiba CD-ROM specs */
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#define CD_DA_DENSITY_CODE 0x82 /* from Toshiba CD-ROM specs */
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struct scsi_read_dvd_structure {
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u_int8_t opcode; /* GPCMD_READ_DVD_STRUCTURE */
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u_int8_t reserved;
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u_int8_t address[4];
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u_int8_t layer;
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u_int8_t format;
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u_int8_t length[2];
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u_int8_t agid; /* bottom 6 bits reserved */
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u_int8_t control;
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};
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struct scsi_read_dvd_structure_data {
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u_int8_t len[2]; /* Big-endian length of valid data. */
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u_int8_t reserved[2];
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u_int8_t data[2048];
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};
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#endif /* _SCSI_CD_H */
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