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      1 /*	$NetBSD: bootinfo.h,v 1.3 2011/02/19 10:46:28 kiyohara Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997, 2000-2004
      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 #ifndef _MMEYE_BOOTINFO_H_
     30 #define _MMEYE_BOOTINFO_H_
     31 
     32 #define BOOTINFO_MAGIC	0xb007babe
     33 #define BOOTINFO_SIZE	1024
     34 
     35 struct btinfo_common {
     36 	int32_t next;		/* offset of next item, or zero */
     37 	int32_t type;
     38 };
     39 
     40 #define BTINFO_MAGIC	1
     41 #define BTINFO_BOOTDEV	2
     42 #define BTINFO_BOOTPATH	3
     43 #define BTINFO_HOWTO	4
     44 
     45 struct btinfo_magic {
     46 	struct btinfo_common common;
     47 	int32_t magic;
     48 };
     49 
     50 #define BTINFO_BOOTDEV_LEN	8
     51 struct btinfo_bootdev {
     52 	struct btinfo_common common;
     53 	char bootdev[BTINFO_BOOTDEV_LEN];
     54 };
     55 
     56 #define BTINFO_BOOTPATH_LEN	80
     57 struct btinfo_bootpath {
     58 	struct btinfo_common common;
     59 	char bootpath[BTINFO_BOOTPATH_LEN];
     60 };
     61 
     62 struct btinfo_howto {
     63 	struct btinfo_common common;
     64 
     65 	uint32_t bi_howto;
     66 };
     67 
     68 #ifdef _KERNEL
     69 void	*lookup_bootinfo(unsigned int);
     70 #endif
     71 
     72 #endif	/* !_MMEYE_BOOTINFO_H_ */
     73