xref: /netbsd-src/sys/arch/i386/include/bootinfo.h (revision a5a68ff5f29de57339ca14f6c671c0a87714f1f8)
1 /*	$NetBSD: bootinfo.h,v 1.1 1997/09/20 12:08:21 drochner 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 #ifndef _LOCORE
36 
37 struct btinfo_common {
38 	int len;
39 	int type;
40 };
41 
42 #define BTINFO_BOOTPATH 0
43 #define BTINFO_BOOTDISK 3
44 #define BTINFO_NETIF 4
45 #define BTINFO_CONSOLE 6
46 #define BTINFO_BIOSGEOM 7
47 
48 struct btinfo_bootpath {
49 	struct btinfo_common common;
50 	char bootpath[80];
51 };
52 
53 struct btinfo_bootdisk {
54 	struct btinfo_common common;
55 	int labelsector; /* label valid if != -1 */
56 	struct {
57 		u_int16_t type, checksum;
58 		char packname[16];
59 	} label;
60 	int biosdev;
61 	int partition;
62 };
63 
64 struct btinfo_netif {
65 	struct btinfo_common common;
66 	char ifname[16];
67 	int bus;
68 #define BI_BUS_ISA 0
69 #define BI_BUS_PCI 1
70 	union {
71 		unsigned int iobase; /* ISA */
72 		unsigned int tag; /* PCI, BIOS format */
73 	} addr;
74 };
75 
76 struct btinfo_console {
77 	struct btinfo_common common;
78 	char devname[16];
79 	int addr;
80 	int speed;
81 };
82 
83 #include <machine/disklabel.h>
84 
85 struct bi_biosgeom_entry {
86 	int spc, spt;
87 	struct dos_partition dosparts[NDOSPART];
88 };
89 
90 struct btinfo_biosgeom {
91 	struct btinfo_common common;
92 	int num;
93 	struct bi_biosgeom_entry disk[1]; /* var len */
94 };
95 
96 #ifdef _KERNEL
97 void *lookup_bootinfo __P((int));
98 #endif
99 #endif /* _LOCORE */
100 
101 #ifdef _KERNEL
102 #define BOOTINFO_MAXSIZE 1000
103 #endif
104