50 lines
2.2 KiB
C
50 lines
2.2 KiB
C
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/* $NetBSD: kbcreg.h,v 1.1 2001/01/25 14:33:30 tsutsui Exp $ */
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/*-
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* Copyright (C) 2001 Izumi Tsutsui. 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. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* register port offsets */
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#define KBC_KBREG_DATA 0
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#define KBC_KBREG_STAT 1
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#define KBC_KBREG_INTE 2
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#define KBC_KBREG_RESET 3
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#define KBC_KBREG_BUZZ 4
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#define KBC_MSREG_DATA 5
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#define KBC_MSREG_STAT KBC_KBREG_STAT
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#define KBC_MSREG_INTE 6
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#define KBC_MSREG_RESET 7
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#define KBC_INTE 0x01 /* interrupt enable */
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/* status port definitions */
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#define KBCSTAT_MSINT 0x04 /* mouse interrupt flag */
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#define KBCSTAT_KBINT 0x08 /* keyboard interrut flag */
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#define KBCSTAT_MSBUF 0x10 /* mouse buffer full */
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#define KBCSTAT_KBBUF 0x20 /* keyboard buffer full */
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#define KBCSTAT_MSRDY 0x40 /* mouse Rx data ready */
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#define KBCSTAT_KBRDY 0x80 /* keyboard Rx data ready */
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