1997-05-12 12:14:01 +04:00
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/* $NetBSD: apcireg.h,v 1.2 1997/05/12 08:14:01 thorpej Exp $ */
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1997-04-15 00:36:11 +04:00
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/*
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* Copyright (c) 1997 Michael Smith. 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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#include <hp300/dev/iotypes.h>
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struct apciregs {
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vu_char ap_data;
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u_char pad0[3];
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vu_char ap_ier;
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u_char pad1[3];
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vu_char ap_iir;
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#define ap_fifo ap_iir
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u_char pad2[3];
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vu_char ap_cfcr;
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u_char pad3[3];
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vu_char ap_mcr;
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u_char pad4[3];
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vu_char ap_lsr;
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u_char pad5[3];
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vu_char ap_msr;
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u_char pad6[3];
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vu_char ap_scratch;
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};
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/* max number of apci ports */
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#define APCI_MAXPORT 4
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/*
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* baudrate divisor calculations.
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*
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* The input clock frequency appears to be 8.0064MHz, giving a scale
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* factor of 500400. (Using exactly 8MHz gives framing errors with
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* the Apollo keyboard.)
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*/
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#define APCIBRD(x) (500000 / (x))
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