11.33Spara/*	$NetBSD: param.h,v 1.33 2012/02/10 17:35:48 para Exp $	*/
21.1Schuck
31.1Schuck/*
41.32Srmind * Copyright (c) 1988 University of Utah.
51.1Schuck * Copyright (c) 1982, 1986, 1990, 1993
61.1Schuck *	The Regents of the University of California.  All rights reserved.
71.26Sagc *
81.26Sagc * This code is derived from software contributed to Berkeley by
91.26Sagc * the Systems Programming Group of the University of Utah Computer
101.26Sagc * Science Department.
111.26Sagc *
121.26Sagc * Redistribution and use in source and binary forms, with or without
131.26Sagc * modification, are permitted provided that the following conditions
141.26Sagc * are met:
151.26Sagc * 1. Redistributions of source code must retain the above copyright
161.26Sagc *    notice, this list of conditions and the following disclaimer.
171.26Sagc * 2. Redistributions in binary form must reproduce the above copyright
181.26Sagc *    notice, this list of conditions and the following disclaimer in the
191.26Sagc *    documentation and/or other materials provided with the distribution.
201.26Sagc * 3. Neither the name of the University nor the names of its contributors
211.26Sagc *    may be used to endorse or promote products derived from this software
221.26Sagc *    without specific prior written permission.
231.26Sagc *
241.26Sagc * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
251.26Sagc * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
261.26Sagc * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
271.26Sagc * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
281.26Sagc * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
291.26Sagc * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
301.26Sagc * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
311.26Sagc * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
321.26Sagc * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
331.26Sagc * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
341.26Sagc * SUCH DAMAGE.
351.26Sagc *
361.26Sagc * from: Utah $Hdr: machparam.h 1.16 92/12/20$
371.26Sagc *
381.26Sagc *	@(#)param.h	8.1 (Berkeley) 6/10/93
391.26Sagc */
401.1Schuck
411.8Sveego#ifndef	_MACHINE_PARAM_H_
421.8Sveego#define	_MACHINE_PARAM_H_
431.8Sveego
441.1Schuck/*
451.1Schuck * Machine dependent constants for mvme68k, based on HP9000 series 300.
461.1Schuck */
471.5Scgd#define	_MACHINE 	mvme68k
481.4Scgd#define	MACHINE		"mvme68k"
491.1Schuck
501.27She#ifdef _KERNEL
511.20Sscw/*
521.20Sscw * Grab the interrupt definitions
531.20Sscw */
541.20Sscw#include <machine/intr.h>
551.27She#endif /* _KERNEL */
561.20Sscw
571.8Sveego#define	PGSHIFT		12		/* LOG2(NBPG) */
581.8Sveego#define	KERNBASE	0x00000000	/* start of kernel virtual */
591.8Sveego
601.23Sscw#define	UPAGES		2		/* pages of u-area */
611.1Schuck
621.8Sveego#include <m68k/param.h>
631.10Sveego
641.10Sveego#define	NPTEPG		(NBPG/(sizeof (pt_entry_t)))
651.1Schuck
661.1Schuck/*
671.19Sthorpej * Minimum and maximum sizes of the kernel malloc arena in PAGE_SIZE-sized
681.19Sthorpej * logical pages.
691.1Schuck */
701.33Spara#define	NKMEMPAGES_MIN_DEFAULT	((16 * 1024 * 1024) >> PAGE_SHIFT)
711.33Spara#define	NKMEMPAGES_MAX_DEFAULT	((128 * 1024 * 1024) >> PAGE_SHIFT)
721.1Schuck
731.20Sscw#if defined(_KERNEL) && !defined(_LOCORE)
741.29Stsutsuiextern void _delay(unsigned int);
751.22Sscw#define delay(us)	_delay((us)<<10)
761.6Schuck#define DELAY(n)	delay(n)
771.20Sscw#endif	/* _KERNEL && !_LOCORE */
781.8Sveego
791.8Sveego#endif	/* !_MACHINE_PARAM_H_ */
80