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/* $OpenBSD: param.h,v 1.16 2001/07/18 10:47:04 art Exp $ */
/* $NetBSD: param.h,v 1.35 1997/07/10 08:22:38 veego Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1982, 1986, 1990, 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.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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 $Hdr: machparam.h 1.16 92/12/20$
*
* @(#)param.h 8.1 (Berkeley) 6/10/93
*/
#ifndef _MACHINE_PARAM_H_
#define _MACHINE_PARAM_H_
/*
* Machine dependent constants for HP9000 series 300.
*/
#define _MACHINE hp300
#define MACHINE "hp300"
/*
* Interrupt glue.
*/
#include <machine/intr.h>
#define PGSHIFT 12 /* LOG2(NBPG) */
#define PAGE_SHIFT 12
#define PAGE_SIZE (1 << PAGE_SHIFT)
#define PAGE_MASK (PAGE_SIZE - 1)
#define KERNBASE 0x00000000 /* start of kernel virtual */
#define SEGSHIFT 22 /* LOG2(NBSEG) */
#define NBSEG (1 << SEGSHIFT) /* bytes/segment */
#define SEGOFSET (NBSEG-1) /* byte offset into segment */
#define UPAGES 2 /* pages of u-area */
#include <m68k/param.h>
#define NPTEPG (NBPG/(sizeof (pt_entry_t)))
/*
* Size of kernel malloc arena in logical pages
*/
#ifndef NKMEMCLUSTERS
# define NKMEMCLUSTERS (2048 * 1024 / PAGE_SIZE)
#endif
#define MSGBUFSIZE 4096
#if defined(_KERNEL) && !defined(_LOCORE)
#define delay(us) _delay((us) << 8)
#define DELAY(us) delay(us)
void _delay __P((u_int));
#endif /* _KERNEL && !_LOCORE */
#ifdef COMPAT_HPUX
/*
* Constants/macros for HPUX multiple mapping of user address space.
* Pages in the first 256Mb are mapped in at every 256Mb segment.
*/
#define HPMMMASK 0xF0000000
#define ISHPMMADDR(v) \
((curproc->p_md.md_flags & MDP_HPUXMMAP) && \
((unsigned)(v) & HPMMMASK) && \
((unsigned)(v) & HPMMMASK) != HPMMMASK)
#define HPMMBASEADDR(v) \
((unsigned)(v) & ~HPMMMASK)
#endif
#endif /* !_MACHINE_PARAM_H_ */
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