1/*	$NetBSD: bootinfo.h,v 1.5 2009/03/14 14:45:58 dsl Exp $	*/
2
3/*
4 * Copyright (c) 1997
5 *	Matthias Drochner.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 */
28
29#ifndef	_MACHINE_BOOTINFO_H_
30#define	_MACHINE_BOOTINFO_H_
31
32struct btinfo_common {
33	int next;		/* offset of next item, or zero */
34	int type;
35};
36
37#define BTINFO_MEMORY		0
38#define BTINFO_CONSOLE		1
39#define BTINFO_CLOCK		2
40#define BTINFO_ROOTDEVICE	3
41
42struct btinfo_memory {
43	struct btinfo_common common;
44	int memsize;
45};
46
47struct btinfo_console {
48	struct btinfo_common common;
49	char devname[4];
50	int addr;
51	int speed;
52};
53
54struct btinfo_clock {
55	struct btinfo_common common;
56	int ticks_per_sec;
57};
58
59struct btinfo_rootdevice {
60	struct btinfo_common common;
61	char rootdevice[80];			/* XXXX */
62};
63
64#ifdef _KERNEL
65void *lookup_bootinfo(int);
66#endif
67
68#define BOOTINFO_MAXSIZE	0xd0
69
70#endif	/* _MACHINE_BOOTINFO_H_ */
71