1/*      $NetBSD: bootinfo.h,v 1.4 2009/03/11 09:02:04 nonaka Exp $	*/
2
3/*-
4 * Copyright (C) 2009 NONAKA Kimihiro <nonaka@netbsd.org>
5 * 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#ifndef	_ZAURUS_BOOTINFO_H_
29#define	_ZAURUS_BOOTINFO_H_
30
31#define BOOTARGS_BUFSIZ	256
32#define	BOOTARGS_MAGIC	0x4f425344
33
34#define BOOTINFO_MAXSIZE (BOOTARGS_BUFSIZ - sizeof(uint32_t)) /* uint32_t for magic */
35
36#define BTINFO_BOOTDISK		0
37#define BTINFO_HOWTO		1
38#define BTINFO_CONSDEV		2
39#define BTINFO_ROOTDEVICE	3
40#define BTINFO_MAX		4
41
42#ifndef	_LOCORE
43
44struct btinfo_common {
45	int len;
46	int type;
47};
48
49struct btinfo_bootdisk {
50	struct btinfo_common common;
51	int labelsector; /* label valid if != -1 */
52	struct {
53		uint16_t type, checksum;
54		char packname[16];
55	} label;
56	int biosdev;
57	int partition;
58};
59
60struct btinfo_howto {
61	struct btinfo_common common;
62	u_int howto;
63};
64
65struct btinfo_console {
66	struct btinfo_common common;
67	char devname[16];
68	int addr;
69	int speed;
70};
71
72struct btinfo_rootdevice {
73	struct btinfo_common common;
74	char devname[16];
75};
76
77struct bootinfo {
78        int nentries;
79	char info[BOOTINFO_MAXSIZE - sizeof(int)];
80};
81
82#endif /* _LOCORE */
83
84#ifdef _KERNEL
85void *lookup_bootinfo(int type);
86#endif
87
88#endif	/* _ZAURUS_BOOTINFO_H_ */
89