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param.h revision 1.12.4.1
      1  1.12.4.1    rmind /*	$NetBSD: param.h,v 1.12.4.1 2011/03/05 20:51:12 rmind Exp $	*/
      2       1.1      wdk 
      3       1.1      wdk /*
      4  1.12.4.1    rmind  * Copyright (c) 1988 University of Utah.
      5       1.1      wdk  * Copyright (c) 1992, 1993
      6       1.1      wdk  *	The Regents of the University of California.  All rights reserved.
      7       1.4      agc  *
      8       1.4      agc  * This code is derived from software contributed to Berkeley by
      9       1.4      agc  * the Systems Programming Group of the University of Utah Computer
     10       1.4      agc  * Science Department and Ralph Campbell.
     11       1.4      agc  *
     12       1.4      agc  * Redistribution and use in source and binary forms, with or without
     13       1.4      agc  * modification, are permitted provided that the following conditions
     14       1.4      agc  * are met:
     15       1.4      agc  * 1. Redistributions of source code must retain the above copyright
     16       1.4      agc  *    notice, this list of conditions and the following disclaimer.
     17       1.4      agc  * 2. Redistributions in binary form must reproduce the above copyright
     18       1.4      agc  *    notice, this list of conditions and the following disclaimer in the
     19       1.4      agc  *    documentation and/or other materials provided with the distribution.
     20       1.4      agc  * 3. Neither the name of the University nor the names of its contributors
     21       1.4      agc  *    may be used to endorse or promote products derived from this software
     22       1.4      agc  *    without specific prior written permission.
     23       1.4      agc  *
     24       1.4      agc  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25       1.4      agc  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26       1.4      agc  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27       1.4      agc  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28       1.4      agc  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29       1.4      agc  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30       1.4      agc  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31       1.4      agc  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32       1.4      agc  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33       1.4      agc  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34       1.4      agc  * SUCH DAMAGE.
     35       1.4      agc  *
     36       1.4      agc  * from: Utah Hdr: machparam.h 1.11 89/08/14
     37       1.4      agc  *
     38       1.4      agc  *	@(#)param.h	8.1 (Berkeley) 6/10/93
     39       1.4      agc  */
     40       1.1      wdk 
     41       1.1      wdk /*
     42       1.1      wdk  * Machine-dependent constants (VM, etc) common across MIPS cpus
     43       1.1      wdk  */
     44       1.1      wdk 
     45       1.7  tsutsui #ifndef	_MIPSCO_PARAM_H_
     46       1.7  tsutsui #define	_MIPSCO_PARAM_H_
     47       1.7  tsutsui 
     48       1.1      wdk #include <mips/mips_param.h>
     49       1.1      wdk 
     50       1.1      wdk /*
     51       1.1      wdk  * Machine dependent constants for Mips Corp. machines
     52       1.1      wdk  */
     53       1.1      wdk 
     54       1.1      wdk #define	_MACHINE	mipsco
     55       1.1      wdk #define	MACHINE		"mipsco"
     56       1.1      wdk 
     57       1.1      wdk #define	KERNBASE	0x80000000	/* start of kernel virtual */
     58       1.1      wdk #define KERNTEXTOFF	0x80001000	/* start of kernel text for kvm_mkdb */
     59       1.1      wdk #define	BTOPKERNBASE	((u_long)KERNBASE >> PGSHIFT)
     60       1.1      wdk 
     61       1.1      wdk #define	DEV_BSIZE	512
     62       1.1      wdk #define	DEV_BSHIFT	9		/* log2(DEV_BSIZE) */
     63       1.1      wdk #define BLKDEV_IOSIZE	2048
     64       1.1      wdk #define	MAXPHYS		(64 * 1024)	/* max raw I/O transfer size */
     65       1.1      wdk 
     66       1.1      wdk #ifdef _KERNEL
     67       1.1      wdk #ifndef _LOCORE
     68       1.1      wdk 
     69       1.8       he #include <machine/intr.h>
     70       1.8       he 
     71      1.10      dsl extern void delay(int n);
     72       1.1      wdk extern int cpuspeed;
     73       1.6  tsutsui static __inline void __attribute__((__unused__))
     74       1.6  tsutsui DELAY(int n)
     75       1.6  tsutsui {
     76       1.6  tsutsui 	register int __N = cpuspeed * n;
     77       1.6  tsutsui 
     78       1.6  tsutsui 	do {
     79       1.6  tsutsui 		__asm("addiu %0,%1,-1" : "=r" (__N) : "0" (__N));
     80       1.6  tsutsui 	} while (__N > 0);
     81       1.6  tsutsui }
     82       1.1      wdk 
     83       1.1      wdk #endif	/* !_LOCORE */
     84       1.1      wdk #endif	/* _KERNEL */
     85       1.7  tsutsui 
     86       1.7  tsutsui #endif	/* !_MIPSCO_PARAM_H_ */
     87