FreeBSD/Linux Kernel Cross Reference
sys/i386/isa/scdreg.h
1 /*-
2 * Copyright (c) 1995 Mikael Hybsch
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: src/sys/i386/isa/scdreg.h,v 1.2.4.1 1999/09/05 08:13:24 peter Exp $
29 *
30 */
31
32 #ifndef SCD_H
33 #define SCD_H
34
35 #ifdef __GNUC__
36 #if __GNUC__ >= 2
37 #pragma pack(1)
38 #endif
39 #endif
40
41 typedef unsigned char bcd_t;
42 #define M_msf(msf) msf[0]
43 #define S_msf(msf) msf[1]
44 #define F_msf(msf) msf[2]
45
46 #define IS_ATTENTION(port) ((inb(port+IREG_STATUS) & SBIT_ATTENTION) != 0)
47 #define IS_BUSY(port) ((inb(port+IREG_STATUS) & SBIT_BUSY) != 0)
48 #define IS_DATA_RDY(port) ((inb(port+IREG_STATUS) & SBIT_DATA_READY) != 0)
49 #define STATUS_BIT(port, bit) ((inb(port+IREG_STATUS) & (bit)) != 0)
50 #define FSTATUS_BIT(port, bit) ((inb(port+IREG_FSTATUS) & (bit)) != 0)
51
52 #define OREG_COMMAND 0
53 #define OREG_WPARAMS 1
54 #define OREG_CONTROL 3
55 #define CBIT_ATTENTION_CLEAR 0x01
56 #define CBIT_RESULT_READY_CLEAR 0x02
57 #define CBIT_DATA_READY_CLEAR 0x04
58 #define CBIT_RPARAM_CLEAR 0x40
59 #define CBIT_RESET_DRIVE 0x80
60
61 #define IREG_STATUS 0
62 #define SBIT_ATTENTION 0x01
63 #define SBIT_RESULT_READY 0x02
64 #define SBIT_DATA_READY 0x04
65 #define SBIT_BUSY 0x80
66
67 #define IREG_RESULT 1
68 #define IREG_DATA 2
69 #define IREG_FSTATUS 3
70 #define FBIT_WPARAM_READY 0x01
71
72 #define CMD_GET_DRIVE_CONFIG 0x00
73 #define CMD_SET_DRIVE_PARAM 0x10
74 #define CMD_GET_SUBCHANNEL_DATA 0x21
75 #define CMD_GET_TOC 0x24
76 #define CMD_READ_TOC 0x30
77 #define CMD_READ 0x34
78 #define CMD_PLAY_AUDIO 0x40
79 #define CMD_STOP_AUDIO 0x41
80 #define CMD_EJECT 0x50
81 #define CMD_SPIN_UP 0x51
82 #define CMD_SPIN_DOWN 0x52
83
84 #define ERR_CD_NOT_LOADED 0x20
85 #define ERR_NO_CD_INSIDE 0x21
86 #define ERR_NOT_SPINNING 0x22
87 #define ERR_FATAL_READ_ERROR1 0x53
88 #define ERR_FATAL_READ_ERROR2 0x57
89
90 #define ATTEN_DRIVE_LOADED 0x80
91 #define ATTEN_EJECT_PUSHED 0x81
92 #define ATTEN_AUDIO_DONE 0x90
93 #define ATTEN_SPIN_UP_DONE 0x24
94 #define ATTEN_SPIN_DOWN 0x27
95 #define ATTEN_EJECT_DONE 0x28
96
97
98 struct sony_drive_configuration {
99 char vendor[8];
100 char product[16];
101 char revision[8];
102 u_short config;
103 };
104
105 /* Almost same as cd_sub_channel_position_data */
106 struct sony_subchannel_position_data {
107 u_char control:4;
108 u_char addr_type:4;
109 u_char track_number;
110 u_char index_number;
111 u_char rel_msf[3];
112 u_char dummy;
113 u_char abs_msf[3];
114 };
115
116 struct sony_tracklist {
117 u_char adr :4; /* xcdplayer needs these two values */
118 u_char ctl :4;
119 u_char track;
120 u_char start_msf[3];
121 };
122
123 #define MAX_TRACKS 100
124
125 struct sony_toc {
126 u_char session_number;
127
128 u_char :8;
129 u_char :8;
130 u_char first_track;
131 u_char :8;
132 u_char :8;
133
134 u_char :8;
135 u_char :8;
136 u_char last_track;
137 u_char :8;
138 u_char :8;
139
140 u_char :8;
141 u_char :8;
142 u_char lead_out_start_msf[3];
143
144 struct sony_tracklist tracks[MAX_TRACKS];
145
146 /* The rest is just to take space in case all data is returned */
147
148 u_char dummy[6*9];
149 };
150
151 #endif /* SCD_H */
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