xref: /netbsd/sys/arch/i386/stand/lib/bootinfo.h (revision bf9ec67e)
1 /*	$NetBSD: bootinfo.h,v 1.5 1999/03/10 01:28:25 fvdl 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  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed for the NetBSD Project
18  *	by Matthias Drochner.
19  * 4. The name of the author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  */
34 
35 #include <machine/bootinfo.h>
36 
37 struct bootinfo {
38 	int nentries;
39 	physaddr_t entry[1];
40 };
41 
42 extern struct bootinfo *bootinfo;
43 
44 #define BI_ALLOC(max) (bootinfo = alloc(sizeof(struct bootinfo) \
45                                         + ((max) - 1) * sizeof(physaddr_t))) \
46                       ->nentries = 0
47 
48 #define BI_FREE() free(bootinfo, 0)
49 
50 #define BI_ADD(x, type, size) bi_add((struct btinfo_common*)(x), type, size)
51 
52 void bi_add __P((struct btinfo_common*, int, int));
53 void bi_getbiosgeom __P((void));
54 void bi_getmemmap __P((void));
55