b1c4ba4ab6
Due to the ABI we are using we have to use the earm architecture moniker for the build system to behave correctly. This involves then some headers to move around. There is also a few related Makefile updates as well as minor source code corrections.
98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/* $NetBSD: param.h,v 1.77 2012/04/20 22:23:24 rmind 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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* @(#)param.h 5.8 (Berkeley) 6/28/91
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*/
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#ifndef _I386_PARAM_H_
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#define _I386_PARAM_H_
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/*
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* Machine dependent constants for Intel 386.
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*/
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#ifdef _KERNEL
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#include <machine/cpu.h>
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#endif
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#define _MACHINE i386
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#define MACHINE "i386"
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#define _MACHINE_ARCH i386
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#define MACHINE_ARCH "i386"
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#define MID_MACHINE MID_I386
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#define ALIGNED_POINTER(p,t) 1
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#define PGSHIFT 12 /* 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 NPTEPG (NBPG/(sizeof (pt_entry_t)))
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#ifndef MAXPHYS
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#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */
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#endif
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#if defined(_KERNEL_OPT)
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#include "opt_kernbase.h"
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#endif /* defined(_KERNEL_OPT) */
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#ifdef KERNBASE_LOCORE
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#error "You should only re-define KERNBASE"
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#endif
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#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */
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#define DEV_BSIZE (1 << DEV_BSHIFT)
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/*
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* Mach derived conversion macros
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*/
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#define x86_round_pdr(x) \
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((((unsigned long)(x)) + (NBPD_L2 - 1)) & ~(NBPD_L2 - 1))
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#define x86_trunc_pdr(x) ((unsigned long)(x) & ~(NBPD_L2 - 1))
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#define x86_btod(x) ((unsigned long)(x) >> L2_SHIFT)
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#define x86_dtob(x) ((unsigned long)(x) << L2_SHIFT)
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#define x86_round_page(x) ((((paddr_t)(x)) + PGOFSET) & ~PGOFSET)
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#define x86_trunc_page(x) ((paddr_t)(x) & ~PGOFSET)
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#define x86_btop(x) ((paddr_t)(x) >> PGSHIFT)
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#define x86_ptob(x) ((paddr_t)(x) << PGSHIFT)
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#ifdef __minix
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/* Minix expect to find in this file PAGE_* defines. */
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#include <machine/vmparam.h>
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#define trunc_page(x) x86_trunc_page(x)
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#define round_page(x) x86_round_page(x)
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#endif
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#endif /* _I386_PARAM_H_ */
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