89 lines
3.3 KiB
C
89 lines
3.3 KiB
C
/* $NetBSD: param3x.h,v 1.11 1997/10/03 02:16:17 gwr Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1982, 1986, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah Hdr: machparam.h 1.16 92/12/20
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* from: @(#)param.h 8.1 (Berkeley) 6/10/93
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*/
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#ifndef _MACHINE_PARAM_H_
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#define _MACHINE_PARAM_H_
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/*
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* Machine dependent constants for the Sun3x series.
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*/
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#define _MACHINE sun3x
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#define MACHINE "sun3x"
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#define PGSHIFT 13 /* LOG2(NBPG) */
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#define SEGSHIFT 19 /* LOG2(NBSG) */
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#define NBSG (1 << SEGSHIFT) /* bytes/segment */
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#define SEGOFSET (NBSG-1) /* byte offset into segment */
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#define MAXBSIZE 0x8000 /* max FS block size - XXX */
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#define KERNBASE 0xF8000000 /* start of kernel virtual */
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#define KERNTEXTOFF 0xF8004000 /* start of kernel text */
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#define KERN_END 0xFE000000 /* end of kernel virtual */
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#define UPAGES 2 /* pages of u-area */
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#define MSGBUFOFF 0x200
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#define MSGBUFSIZE (NBPG - MSGBUFOFF)
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#include <m68k/param.h>
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/*
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* Size of kernel malloc arena in CLBYTES-sized logical pages
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*/
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#ifndef NKMEMCLUSTERS
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# define NKMEMCLUSTERS (2048 * 1024 / CLBYTES)
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#endif
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/* XXX - Does this really belong here? -gwr */
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#include <machine/psl.h>
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#if defined(_KERNEL) && !defined(_LOCORE)
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extern void _delay __P((unsigned));
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#define delay(us) _delay((us)<<8)
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#define DELAY(n) delay(n)
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#endif /* _KERNEL && !_LOCORE */
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#endif /* !_MACHINE_PARAM_H_ */
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