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      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