81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/* $OpenBSD: param.h,v 1.7 2023/12/14 13:26:49 claudio Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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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. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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 _MACHINE_PARAM_H_
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#define _MACHINE_PARAM_H_
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#ifdef _KERNEL
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#ifndef _LOCORE
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#include <machine/cpu.h>
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#endif
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#endif
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#define _MACHINE arm64
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#define MACHINE "arm64"
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#define _MACHINE_ARCH aarch64
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#define MACHINE_ARCH "aarch64"
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#define MID_MACHINE MID_ARM64
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (1 << PAGE_SHIFT)
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#define PAGE_MASK (PAGE_SIZE - 1)
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#define KERNBASE 0xffffff8000000000ULL /* start of kernel virtual space */
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#ifdef _KERNEL
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#define NBPG PAGE_SIZE /* bytes/page */
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#define PGSHIFT PAGE_SHIFT /* LOG2(PAGE_SIZE) */
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#define PGOFSET PAGE_MASK /* byte offset into page */
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#define UPAGES 5 /* pages of u-area */
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#define USPACE (UPAGES * PAGE_SIZE) /* total size of u-area */
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#define USPACE_ALIGN 0 /* u-area alignment 0-none */
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#define NMBCLUSTERS (64 * 1024) /* max cluster allocation */
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#ifndef MSGBUFSIZE
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#define MSGBUFSIZE (16 * PAGE_SIZE) /* default message buffer size */
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#endif
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#define STACKALIGNBYTES (16 - 1)
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#define STACKALIGN(p) ((u_long)(p) &~ STACKALIGNBYTES)
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#define __HAVE_ACPI
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#define __HAVE_FDT
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#endif /* _KERNEL */
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#endif /* _MACHINE_PARAM_H_ */
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