1 /*        $NetBSD: bootinfo.h,v 1.4 2005/12/11 12:18:24 christos 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 #define BOOTINFO_MAGIC        0xb007babe
30 #define BOOTINFO_SIZE         1024
31 #define BOOTINFO_ADDR         0x80000200
32 
33 struct btinfo_common {
34           int next;           /* offset of next item, or zero */
35           int type;
36 };
37 
38 #define BTINFO_MAGIC          1
39 #define BTINFO_SYMTAB         2
40 #define BTINFO_BOOTARG        3
41 #define BTINFO_BOOTPATH       4
42 #define BTINFO_SYSTYPE        5
43 
44 struct btinfo_magic {
45           struct btinfo_common common;
46           int magic;
47 };
48 
49 struct btinfo_symtab {
50           struct btinfo_common common;
51           int nsym;
52           int ssym;
53           int esym;
54 };
55 
56 struct btinfo_bootarg {
57           struct btinfo_common common;
58           int howto;
59           int bootdev;
60           int maxmem;
61           int sip;  /* APbus only */
62 };
63 
64 #define BTINFO_BOOTPATH_LEN   80
65 struct btinfo_bootpath {
66           struct btinfo_common common;
67           char bootpath[BTINFO_BOOTPATH_LEN];
68 };
69 
70 struct btinfo_systype {
71           struct btinfo_common common;
72           int type;
73 };
74 
75 #ifdef _KERNEL
76 void *lookup_bootinfo(int);
77 #endif
78 
79 #ifdef _STANDALONE
80 void bi_init(paddr_t);
81 void bi_add(void *, int, int);
82 #endif
83