/*      $NetBSD: param.h,v 1.33 2019/04/07 03:42:31 thorpej Exp $       */
/*      $OpenBSD: param.h,v 1.9 1997/04/30 09:54:15 niklas Exp $ */

/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department and Ralph Campbell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      from: Utah Hdr: machparam.h 1.11 89/08/14
*      from: @(#)param.h       8.1 (Berkeley) 6/10/93
*/

#ifndef _ARC_PARAM_H_
#define _ARC_PARAM_H_

/*
* Machine-dependent constants (VM, etc) common across MIPS cpus
*/
#define _MACHINE        arc
#define MACHINE         "arc"

#include <mips/mips_param.h>

/*
* Machine dependent constants for ARC BIOS MIPS machines:
*      Acer Labs PICA_61
*      Deskstation rPC44
*      Deskstation Tyne
*      Etc
*/
#define KERNBASE        0x80000000      /* start of kernel virtual */
#define BTOPKERNBASE    ((u_long)KERNBASE >> PGSHIFT)

/* bytes to disk blocks */
#define btodb(x)        ((x) >> DEV_BSHIFT)
#define dbtob(x)        ((x) << DEV_BSHIFT)

#ifdef _KERNEL
#ifndef _LOCORE

extern int cpuspeed;
void delay(unsigned int n);

#define DELAY(n)        delay(n)

#include <machine/intr.h>

#endif /* _LOCORE */
#endif /* _KERNEL */

#endif /* _ARC_PARAM_H_ */