1/*	$NetBSD$	*/
2
3/*
4 * Copyright (c) 1988 University of Utah.
5 * Copyright (c) 1982, 1986, 1990, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * the Systems Programming Group of the University of Utah Computer
10 * Science Department.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 *	from: Utah Hdr: machparam.h 1.16 92/12/20
37 *	from: @(#)param.h	8.1 (Berkeley) 6/10/93
38 */
39
40#ifndef	_MACHINE_PARAM_H_
41#define	_MACHINE_PARAM_H_
42
43/*
44 * Machine dependent constants for both the
45 * Sun3 and Sun3X series.
46 */
47#define	_MACHINE	sun3
48#define	MACHINE		"sun3"
49
50#define	PGSHIFT		13		/* LOG2(NBPG) */
51
52#define	MAXBSIZE	0x8000		/* max FS block size */
53#define	MAXPHYS		0xe000		/* XXX: sun3 DMA can't handle 64KB? */
54
55#ifdef MSGBUFSIZE
56#error "MSGBUFSIZE is not user-adjustable for this arch"
57#endif
58#define MSGBUFOFF	0
59#define MSGBUFSIZE	(NBPG)
60
61/* This is needed by ps (actually USPACE). */
62#define	UPAGES		2		/* pages of u-area */
63
64#ifdef	_SUN3_
65#include <machine/param3.h>
66#endif	/* SUN3 */
67#ifdef	_SUN3X_
68#include <machine/param3x.h>
69#endif	/* SUN3X */
70
71/* default for rump etc. */
72#if !defined(_SUN3_) && !defined(_SUN3X_)
73#include <machine/param3.h>
74#endif
75
76#include <m68k/param.h>
77
78#if defined(_KERNEL) && !defined(_LOCORE)
79
80#include <machine/intr.h>
81
82extern const vaddr_t kernbase;
83extern const vaddr_t kern_end;
84
85extern void _delay(unsigned);
86#define delay(us)	_delay((us)<<8)
87#define	DELAY(n)	delay(n)
88
89#endif	/* _KERNEL && !_LOCORE */
90#endif	/* !_MACHINE_PARAM_H_ */
91