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