NetBSD/sys/arch/sun3/include/param3.h

86 lines
3.2 KiB
C

/* $NetBSD: param3.h,v 1.42 1997/06/10 19:32:15 veego Exp $ */
/*
* Copyright (c) 1994, 1995 Gordon W. Ross
* Copyright (c) 1993 Adam Glass
* 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
* from: @(#)param.h 8.1 (Berkeley) 6/10/93
*/
#ifndef _MACHINE_PARAM_H_
#define _MACHINE_PARAM_H_
/*
* Machine dependent constants for the Sun3 series.
*/
#define _MACHINE sun3
#define MACHINE "sun3"
#define PGSHIFT 13 /* LOG2(NBPG) */
#define SEGSHIFT 17 /* LOG2(NBSG) */
#define NBSG (1 << SEGSHIFT) /* bytes/segment */
#define SEGOFSET (NBSG-1) /* byte offset into segment */
#define MAXBSIZE 0x8000 /* max FS block size - XXX */
#define KERNBASE 0x0E000000 /* start of kernel virtual */
#define KERNTEXTOFF 0x0E004000 /* start of kernel text */
#define KERN_END 0x0FE00000 /* end of kernel virtual */
#include <m68k/param.h>
/*
* Size of kernel malloc arena in CLBYTES-sized logical pages
*/
#ifndef NKMEMCLUSTERS
# define NKMEMCLUSTERS (2048 * 1024 / CLBYTES)
#endif
/* XXX - Does this really belong here? -gwr */
#include <machine/psl.h>
#if defined(_KERNEL) && !defined(_LOCORE)
extern void _delay __P((unsigned));
#define delay(us) _delay((us)<<8)
#define DELAY(n) delay(n)
#endif /* _KERNEL && !_LOCORE */
#endif /* !_MACHINE_PARAM_H_ */