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bootinfo.h revision 1.5 
      1 /*	$NetBSD: bootinfo.h,v 1.5 2000/01/09 15:34:41 ad 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 _PMAX_BOOTINFO_H_
     36 #define _PMAX_BOOTINFO_H_
     37 
     38 #define BOOTINFO_MAGIC	0xb007babe
     39 #define BOOTINFO_SIZE	1024
     40 
     41 /*
     42  * The bootinfo structure is at the end of the 64kB hole between
     43  * 0x80010000 to 0x8001ffff that neither NetBSD nor the PROM uses.
     44  */
     45 #define BOOTINFO_ADDR	0x8001fc00
     46 
     47 struct btinfo_common {
     48 	int next;		/* offset of next item, or zero */
     49 	int type;
     50 };
     51 
     52 #define BTINFO_MAGIC	1
     53 #define BTINFO_BOOTPATH 2
     54 #define BTINFO_SYMTAB	3
     55 
     56 struct btinfo_magic {
     57 	struct btinfo_common common;
     58 	int magic;
     59 };
     60 
     61 #define BTINFO_BOOTPATH_LEN	80
     62 struct btinfo_bootpath {
     63 	struct btinfo_common common;
     64 	char bootpath[BTINFO_BOOTPATH_LEN];
     65 };
     66 
     67 struct btinfo_symtab {
     68 	struct btinfo_common common;
     69 	int nsym;
     70 	int ssym;
     71 	int esym;
     72 };
     73 
     74 #ifdef _KERNEL
     75 void	*lookup_bootinfo __P((int));
     76 #endif
     77 
     78 #endif	/* !_PMAX_BOOTINFO_H_ */
     79