11.33Sthorpej/*	$NetBSD: param.h,v 1.33 2019/04/07 03:42:31 thorpej Exp $	*/
21.11Ssoda/*      $OpenBSD: param.h,v 1.9 1997/04/30 09:54:15 niklas Exp $ */
31.2Sthorpej
41.1Sjonathan/*
51.27Srmind * Copyright (c) 1988 University of Utah.
61.1Sjonathan * Copyright (c) 1992, 1993
71.1Sjonathan *	The Regents of the University of California.  All rights reserved.
81.19Sagc *
91.19Sagc * This code is derived from software contributed to Berkeley by
101.19Sagc * the Systems Programming Group of the University of Utah Computer
111.19Sagc * Science Department and Ralph Campbell.
121.19Sagc *
131.19Sagc * Redistribution and use in source and binary forms, with or without
141.19Sagc * modification, are permitted provided that the following conditions
151.19Sagc * are met:
161.19Sagc * 1. Redistributions of source code must retain the above copyright
171.19Sagc *    notice, this list of conditions and the following disclaimer.
181.19Sagc * 2. Redistributions in binary form must reproduce the above copyright
191.19Sagc *    notice, this list of conditions and the following disclaimer in the
201.19Sagc *    documentation and/or other materials provided with the distribution.
211.19Sagc * 3. Neither the name of the University nor the names of its contributors
221.19Sagc *    may be used to endorse or promote products derived from this software
231.19Sagc *    without specific prior written permission.
241.19Sagc *
251.19Sagc * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
261.19Sagc * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
271.19Sagc * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
281.19Sagc * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
291.19Sagc * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
301.19Sagc * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
311.19Sagc * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
321.19Sagc * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
331.19Sagc * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
341.19Sagc * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
351.19Sagc * SUCH DAMAGE.
361.19Sagc *
371.19Sagc *	from: Utah Hdr: machparam.h 1.11 89/08/14
381.19Sagc *	from: @(#)param.h	8.1 (Berkeley) 6/10/93
391.19Sagc */
401.1Sjonathan
411.11Ssoda#ifndef _ARC_PARAM_H_
421.11Ssoda#define _ARC_PARAM_H_
431.11Ssoda
441.1Sjonathan/*
451.3Sjonathan * Machine-dependent constants (VM, etc) common across MIPS cpus
461.3Sjonathan */
471.29Stsutsui#define	_MACHINE	arc
481.29Stsutsui#define	MACHINE		"arc"
491.29Stsutsui
501.3Sjonathan#include <mips/mips_param.h>
511.3Sjonathan
521.3Sjonathan/*
531.11Ssoda * Machine dependent constants for ARC BIOS MIPS machines:
541.11Ssoda *	Acer Labs PICA_61
551.11Ssoda *	Deskstation rPC44
561.11Ssoda *	Deskstation Tyne
571.11Ssoda *	Etc
581.11Ssoda */
591.1Sjonathan#define	KERNBASE	0x80000000	/* start of kernel virtual */
601.1Sjonathan#define	BTOPKERNBASE	((u_long)KERNBASE >> PGSHIFT)
611.1Sjonathan
621.1Sjonathan/* bytes to disk blocks */
631.1Sjonathan#define	btodb(x)	((x) >> DEV_BSHIFT)
641.1Sjonathan#define dbtob(x)	((x) << DEV_BSHIFT)
651.1Sjonathan
661.1Sjonathan#ifdef _KERNEL
671.3Sjonathan#ifndef _LOCORE
681.11Ssoda
691.11Ssodaextern int cpuspeed;
701.22Stsutsuivoid delay(unsigned int n);
711.11Ssoda
721.22Stsutsui#define	DELAY(n)	delay(n)
731.12Ssoda
741.12Ssoda#include <machine/intr.h>
751.11Ssoda
761.11Ssoda#endif /* _LOCORE */
771.11Ssoda#endif /* _KERNEL */
781.1Sjonathan
791.11Ssoda#endif /* _ARC_PARAM_H_ */
80