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param.h revision 1.1
      1  1.1  thorpej /*	$NetBSD: param.h,v 1.1 2024/01/02 07:41:01 thorpej Exp $	*/
      2  1.1  thorpej 
      3  1.1  thorpej /*
      4  1.1  thorpej  * Copyright (c) 1988 University of Utah.
      5  1.1  thorpej  * Copyright (c) 1982, 1986, 1990, 1993
      6  1.1  thorpej  *	The Regents of the University of California.  All rights reserved.
      7  1.1  thorpej  *
      8  1.1  thorpej  * This code is derived from software contributed to Berkeley by
      9  1.1  thorpej  * the Systems Programming Group of the University of Utah Computer
     10  1.1  thorpej  * Science Department.
     11  1.1  thorpej  *
     12  1.1  thorpej  * Redistribution and use in source and binary forms, with or without
     13  1.1  thorpej  * modification, are permitted provided that the following conditions
     14  1.1  thorpej  * are met:
     15  1.1  thorpej  * 1. Redistributions of source code must retain the above copyright
     16  1.1  thorpej  *    notice, this list of conditions and the following disclaimer.
     17  1.1  thorpej  * 2. Redistributions in binary form must reproduce the above copyright
     18  1.1  thorpej  *    notice, this list of conditions and the following disclaimer in the
     19  1.1  thorpej  *    documentation and/or other materials provided with the distribution.
     20  1.1  thorpej  * 3. Neither the name of the University nor the names of its contributors
     21  1.1  thorpej  *    may be used to endorse or promote products derived from this software
     22  1.1  thorpej  *    without specific prior written permission.
     23  1.1  thorpej  *
     24  1.1  thorpej  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  1.1  thorpej  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  1.1  thorpej  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  1.1  thorpej  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  1.1  thorpej  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  1.1  thorpej  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  1.1  thorpej  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  1.1  thorpej  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  1.1  thorpej  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  1.1  thorpej  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  1.1  thorpej  * SUCH DAMAGE.
     35  1.1  thorpej  *
     36  1.1  thorpej  * from: Utah $Hdr: machparam.h 1.16 92/12/20$
     37  1.1  thorpej  *
     38  1.1  thorpej  *	@(#)param.h	8.1 (Berkeley) 6/10/93
     39  1.1  thorpej  */
     40  1.1  thorpej 
     41  1.1  thorpej #ifndef	_MACHINE_PARAM_H_
     42  1.1  thorpej #define	_MACHINE_PARAM_H_
     43  1.1  thorpej 
     44  1.1  thorpej /*
     45  1.1  thorpej  * Machine dependent constants for virt68k.
     46  1.1  thorpej  */
     47  1.1  thorpej #define	_MACHINE 	virt68k
     48  1.1  thorpej #define	MACHINE		"virt68k"
     49  1.1  thorpej 
     50  1.1  thorpej #ifdef _KERNEL
     51  1.1  thorpej /*
     52  1.1  thorpej  * Grab the interrupt definitions
     53  1.1  thorpej  */
     54  1.1  thorpej #include <machine/intr.h>
     55  1.1  thorpej #endif /* _KERNEL */
     56  1.1  thorpej 
     57  1.1  thorpej #define	PGSHIFT		12		/* LOG2(NBPG) */
     58  1.1  thorpej #define	KERNBASE	0x00000000	/* start of kernel virtual */
     59  1.1  thorpej 
     60  1.1  thorpej #define	UPAGES		2		/* pages of u-area */
     61  1.1  thorpej 
     62  1.1  thorpej #define	MSGBUFSIZE	0x2000		/* 8KB of space before kernel text */
     63  1.1  thorpej 
     64  1.1  thorpej #include <m68k/param.h>
     65  1.1  thorpej 
     66  1.1  thorpej #define	NPTEPG		(NBPG/(sizeof (pt_entry_t)))
     67  1.1  thorpej 
     68  1.1  thorpej /*
     69  1.1  thorpej  * Minimum and maximum sizes of the kernel malloc arena in PAGE_SIZE-sized
     70  1.1  thorpej  * logical pages.
     71  1.1  thorpej  */
     72  1.1  thorpej #define	NKMEMPAGES_MIN_DEFAULT	((16 * 1024 * 1024) >> PAGE_SHIFT)
     73  1.1  thorpej #define	NKMEMPAGES_MAX_DEFAULT	((128 * 1024 * 1024) >> PAGE_SHIFT)
     74  1.1  thorpej 
     75  1.1  thorpej #if defined(_KERNEL) && !defined(_LOCORE)
     76  1.1  thorpej extern void delay(unsigned int);
     77  1.1  thorpej #define DELAY(n)	delay(n)
     78  1.1  thorpej #endif	/* _KERNEL && !_LOCORE */
     79  1.1  thorpej 
     80  1.1  thorpej #endif	/* !_MACHINE_PARAM_H_ */
     81