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104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/* $NetBSD: katelib.h,v 1.3 2001/11/23 19:21:48 thorpej Exp $ */
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/*-
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* Copyright (c) 1994-1996 Mark Brinicombe.
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* Copyright (c) 1994 Brini.
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* All rights reserved.
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*
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* This code is derived from software written for Brini by Mark Brinicombe
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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 Brini.
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* 4. The name of the company 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 BRINI ``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 BRINI 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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* RiscBSD kernel project
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*
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* katelib.h
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*
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* Prototypes for machine specific functions. Most of these
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* could be inlined.
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*
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* This should not really be a separate header file. Eventually I will merge
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* this into other header files once I have decided where the declarations
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* should go.
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*
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* Created : 18/09/94
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*
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* Based on kate/katelib/prototypes.h
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*
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* $FreeBSD$
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*/
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/*
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* USE OF THIS FILE IS DEPRECATED
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*/
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#ifndef _MACHINE_KATELIB_H_
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#define _MACHINE_KATELIB_H_
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#include <sys/types.h>
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#include <machine/cpufunc.h>
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#ifdef _KERNEL
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/* Assembly modules */
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/* In blockio.S */
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#include <machine/blockio.h>
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/* Macros for reading and writing words, shorts, bytes */
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#define WriteWord(a, b) \
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*((volatile unsigned int *)(a)) = (b)
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#define ReadWord(a) \
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(*((volatile unsigned int *)(a)))
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#define WriteShort(a, b) \
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*((volatile unsigned int *)(a)) = ((b) | ((b) << 16))
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#define ReadShort(a) \
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((*((volatile unsigned int *)(a))) & 0xffff)
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#define WriteByte(a, b) \
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*((volatile unsigned char *)(a)) = (b)
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#define ReadByte(a) \
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(*((volatile unsigned char *)(a)))
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/* Define in/out macros */
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#define inb(port) ReadByte((port))
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#define outb(port, byte) WriteByte((port), (byte))
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#define inw(port) ReadShort((port))
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#define outw(port, word) WriteShort((port), (word))
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#define inl(port) ReadWord((port))
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#define outl(port, lword) WriteWord((port), (lword))
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#endif
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#endif /* !_MACHINE_KATELIB_H_ */
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/* End of katelib.h */
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