101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/* $NetBSD: param.h,v 1.11 2001/08/07 22:26:56 bjh21 Exp $ */
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/*
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* Copyright (c) 1994,1995 Mark Brinicombe.
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* All rights reserved.
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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 RiscBSD team.
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* 4. The name "RiscBSD" nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY RISCBSD ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL RISCBSD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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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#ifndef _ARM26_PARAM_H_
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#define _ARM26_PARAM_H_
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#ifdef _KERNEL
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#include <machine/cpu.h> /* XXX why? */
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#include <machine/intr.h> /* XXX for spl(9) */
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#endif
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#define _MACHINE arm26
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#define MACHINE "arm26"
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#define _MACHINE_ARCH arm26
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#define MACHINE_ARCH "arm26"
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#define PGSHIFT 15 /* LOG2(NBPG) */
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#define NBPG (1 << PGSHIFT) /* bytes/page */
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#define PGOFSET (NBPG-1) /* byte offset into page */
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#define CLSIZELOG2 0
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#define CLSIZE (1 << CLSIZELOG2)
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/* NOTE: SSIZE, SINCR and UPAGES must be multiples of CLSIZE */
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#define SSIZE 1 /* initial stack size/NBPG */
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#define SINCR 1 /* increment of stack/NBPG */
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#define UPAGES 1 /* pages of u-area */
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#define USPACE (UPAGES * NBPG) /* total size of u-area */
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#ifndef MSGBUFSIZE
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#define MSGBUFSIZE NBPG /* default message buffer size */
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#endif
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#ifndef NMBCLUSTERS
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#ifdef GATEWAY
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#define NMBCLUSTERS 512 /* map size, max cluster allocation */
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#else
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#define NMBCLUSTERS 256 /* map size, max cluster allocation */
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#endif
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#endif
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/*
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* Defaults for lower- and upper-bounds for the kmem_map page count.
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* Can be overridden by kernel config options.
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*/
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#define NKMEMPAGES_MIN_DEFAULT 0
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#define NKMEMPAGES_MAX_DEFAULT 32
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/*
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* Reduce UBC KVM usage from its default (8Mb when I looked).
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* Also make sure the window size is at least the page size.
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*/
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#ifndef UBC_WINSHIFT
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#define UBC_WINSHIFT PGSHIFT
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#endif
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#ifndef UBC_NWINS
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#define UBC_NWINS 32
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#endif
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#ifdef _KERNEL
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#ifndef _LOCORE
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void delay __P((unsigned));
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#define DELAY(x) delay(x)
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#endif
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#endif
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#include <arm/param.h>
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#endif /* _ARM_PARAM_H_ */
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