71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/*-
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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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* 4. 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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* from: @(#)isa.h 5.7 (Berkeley) 5/9/91
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* $FreeBSD$
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*/
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#ifdef PC98
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#error isareg.h is included from PC-9801 source
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#endif
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#ifndef _ISA_ISA_H_
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#define _ISA_ISA_H_
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/*
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* ISA Bus conventions
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*/
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/*
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* Input / Output Port Assignments
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*/
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#ifndef IO_ISABEGIN
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#define IO_ISABEGIN 0x000 /* 0x000 - Beginning of I/O Registers */
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#define IO_ICU1 0x020 /* 8259A Interrupt Controller #1 */
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#define IO_KBD 0x060 /* 8042 Keyboard */
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#define IO_RTC 0x070 /* RTC */
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#define IO_ICU2 0x0A0 /* 8259A Interrupt Controller #2 */
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#define IO_MDA 0x3B0 /* Monochome Adapter */
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#define IO_VGA 0x3C0 /* E/VGA Ports */
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#define IO_CGA 0x3D0 /* CGA Ports */
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#endif /* !IO_ISABEGIN */
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/*
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* Input / Output Port Sizes
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*/
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#define IO_CGASIZE 12 /* CGA controllers */
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#define IO_MDASIZE 12 /* Monochrome display controllers */
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#define IO_VGASIZE 16 /* VGA controllers */
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#endif /* !_ISA_ISA_H_ */
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