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      1 /*	$NetBSD: bootinfo.h,v 1.6 2006/05/09 02:52:39 garbled 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 #ifndef	_MACHINE_BOOTINFO_H_
     30 #define	_MACHINE_BOOTINFO_H_
     31 
     32 struct btinfo_common {
     33 	int next;		/* offset of next item, or zero */
     34 	int type;
     35 };
     36 
     37 #define BTINFO_RESIDUAL	0
     38 #define BTINFO_CONSOLE	1
     39 #define BTINFO_CLOCK	2
     40 
     41 struct btinfo_residual {
     42 	struct btinfo_common common;
     43 	char* addr;
     44 };
     45 
     46 struct btinfo_console {
     47 	struct btinfo_common common;
     48 	char devname[4];
     49 	int addr;
     50 	int speed;
     51 };
     52 
     53 struct btinfo_clock {
     54 	struct btinfo_common common;
     55 	int ticks_per_sec;
     56 };
     57 
     58 #ifdef _KERNEL
     59 void *lookup_bootinfo(int);
     60 #endif
     61 
     62 #define BOOTINFO_MAXSIZE	0xd0
     63 
     64 #endif	/* _MACHINE_BOOTINFO_H_ */
     65