146 lines
3.5 KiB
C
146 lines
3.5 KiB
C
/*-
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* Copyright (c) 1995 Mikael Hybsch
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*
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* The Linux driver cdu31a has been used as a reference when writing this
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* code, therefore bringing it under the GNU Public License. The following
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* conditions of redistribution therefore apply:
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id: scdreg.h,v 1.2 1995/01/29 22:51:41 jkh Exp $
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*
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*/
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#ifndef SCD_H
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#define SCD_H
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#ifdef __GNUC__
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#if __GNUC__ >= 2
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#pragma pack(1)
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#endif
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#endif
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typedef unsigned char bcd_t;
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#define M_msf(msf) msf[0]
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#define S_msf(msf) msf[1]
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#define F_msf(msf) msf[2]
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#define IS_ATTENTION(port) ((inb(port+IREG_STATUS) & SBIT_ATTENTION) != 0)
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#define IS_BUSY(port) ((inb(port+IREG_STATUS) & SBIT_BUSY) != 0)
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#define IS_DATA_RDY(port) ((inb(port+IREG_STATUS) & SBIT_DATA_READY) != 0)
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#define STATUS_BIT(port, bit) ((inb(port+IREG_STATUS) & (bit)) != 0)
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#define FSTATUS_BIT(port, bit) ((inb(port+IREG_FSTATUS) & (bit)) != 0)
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#define OREG_COMMAND 0
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#define OREG_WPARAMS 1
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#define OREG_CONTROL 3
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#define CBIT_ATTENTION_CLEAR 0x01
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#define CBIT_RESULT_READY_CLEAR 0x02
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#define CBIT_DATA_READY_CLEAR 0x04
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#define CBIT_RPARAM_CLEAR 0x40
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#define CBIT_RESET_DRIVE 0x80
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#define IREG_STATUS 0
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#define SBIT_ATTENTION 0x01
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#define SBIT_RESULT_READY 0x02
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#define SBIT_DATA_READY 0x04
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#define SBIT_BUSY 0x80
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#define IREG_RESULT 1
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#define IREG_DATA 2
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#define IREG_FSTATUS 3
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#define FBIT_WPARAM_READY 0x01
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#define CMD_GET_DRIVE_CONFIG 0x00
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#define CMD_SET_DRIVE_PARAM 0x10
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#define CMD_GET_SUBCHANNEL_DATA 0x21
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#define CMD_GET_TOC 0x24
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#define CMD_READ_TOC 0x30
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#define CMD_READ 0x34
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#define CMD_PLAY_AUDIO 0x40
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#define CMD_STOP_AUDIO 0x41
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#define CMD_EJECT 0x50
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#define CMD_SPIN_UP 0x51
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#define CMD_SPIN_DOWN 0x52
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#define ERR_CD_NOT_LOADED 0x20
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#define ERR_NO_CD_INSIDE 0x21
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#define ERR_NOT_SPINNING 0x22
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#define ERR_FATAL_READ_ERROR1 0x53
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#define ERR_FATAL_READ_ERROR2 0x57
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#define ATTEN_DRIVE_LOADED 0x80
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#define ATTEN_EJECT_PUSHED 0x81
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#define ATTEN_AUDIO_DONE 0x90
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#define ATTEN_SPIN_UP_DONE 0x24
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#define ATTEN_SPIN_DOWN 0x27
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#define ATTEN_EJECT_DONE 0x28
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struct sony_drive_configuration {
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char vendor[8];
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char product[16];
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char revision[8];
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u_short config;
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};
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/* Almost same as cd_sub_channel_position_data */
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struct sony_subchannel_position_data {
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u_char control:4;
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u_char addr_type:4;
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u_char track_number;
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u_char index_number;
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u_char rel_msf[3];
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u_char dummy;
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u_char abs_msf[3];
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};
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struct sony_tracklist {
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u_char adr :4; /* xcdplayer needs these two values */
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u_char ctl :4;
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u_char track;
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u_char start_msf[3];
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};
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#define MAX_TRACKS 100
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struct sony_toc {
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u_char session_number;
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u_char :8;
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u_char :8;
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u_char first_track;
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u_char :8;
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u_char :8;
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u_char :8;
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u_char :8;
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u_char last_track;
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u_char :8;
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u_char :8;
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u_char :8;
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u_char :8;
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u_char lead_out_start_msf[3];
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struct sony_tracklist tracks[MAX_TRACKS];
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/* The rest is just to take space in case all data is returned */
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u_char dummy[6*9];
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};
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#endif /* SCD_H */
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