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param.h revision 1.13 
      1 /*	$NetBSD: param.h,v 1.13 2001/11/14 20:55:34 matt Exp $	*/
      2 
      3 /*-
      4  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
      5  * Copyright (C) 1995, 1996 TooLs GmbH.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by TooLs GmbH.
     19  * 4. The name of TooLs GmbH may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifdef	_KERNEL
     35 #ifndef	_LOCORE
     36 #include <machine/cpu.h>
     37 #endif	/* _LOCORE */
     38 #endif
     39 
     40 /*
     41  * Machine dependent constants for PowerPC (32-bit only currently)
     42  */
     43 #define	MACHINE		"macppc"
     44 #define	KERNBASE	0x100000
     45 
     46 /*
     47  * 4KB isn't enough for a full boot message for a macppc system anymore
     48  */
     49 #ifndef MSGBUFSIZE
     50 #define	MSGBUFSIZE	(3*NBPG)
     51 #endif
     52 
     53 /*
     54  * Minimum and maximum sizes of the kernel malloc arena in PAGE_SIZE-sized
     55  * logical pages.
     56  */
     57 #define	NKMEMPAGES_MIN_DEFAULT	((8 * 1024 * 1024) >> PAGE_SHIFT)
     58 #define	NKMEMPAGES_MAX_DEFAULT	((48 * 1024 * 1024) >> PAGE_SHIFT)
     59 
     60 #include <powerpc/param.h>
     61