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apcireg.h revision 1.1.4.3 
      1  1.1.4.3  skrll /*	$NetBSD: apcireg.h,v 1.1.4.3 2004/09/18 14:34:20 skrll Exp $	*/
      2  1.1.4.2  skrll 
      3  1.1.4.2  skrll /*
      4  1.1.4.2  skrll  * Copyright (c) 1997 Michael Smith.  All rights reserved.
      5  1.1.4.2  skrll  *
      6  1.1.4.2  skrll  * Redistribution and use in source and binary forms, with or without
      7  1.1.4.2  skrll  * modification, are permitted provided that the following conditions
      8  1.1.4.2  skrll  * are met:
      9  1.1.4.2  skrll  * 1. Redistributions of source code must retain the above copyright
     10  1.1.4.2  skrll  *    notice, this list of conditions and the following disclaimer.
     11  1.1.4.2  skrll  * 2. Redistributions in binary form must reproduce the above copyright
     12  1.1.4.2  skrll  *    notice, this list of conditions and the following disclaimer in the
     13  1.1.4.2  skrll  *    documentation and/or other materials provided with the distribution.
     14  1.1.4.2  skrll  *
     15  1.1.4.2  skrll  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  1.1.4.2  skrll  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  1.1.4.2  skrll  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  1.1.4.2  skrll  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  1.1.4.2  skrll  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  1.1.4.2  skrll  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  1.1.4.2  skrll  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  1.1.4.2  skrll  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  1.1.4.2  skrll  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  1.1.4.2  skrll  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  1.1.4.2  skrll  * SUCH DAMAGE.
     26  1.1.4.2  skrll  */
     27  1.1.4.2  skrll 
     28  1.1.4.2  skrll #include <hp300/dev/iotypes.h>
     29  1.1.4.2  skrll 
     30  1.1.4.2  skrll struct apciregs {
     31  1.1.4.2  skrll 	vu_char		ap_data;
     32  1.1.4.2  skrll 	u_char		pad0[3];
     33  1.1.4.2  skrll 	vu_char		ap_ier;
     34  1.1.4.2  skrll 	u_char		pad1[3];
     35  1.1.4.2  skrll 	vu_char		ap_iir;
     36  1.1.4.2  skrll #define	ap_fifo	ap_iir
     37  1.1.4.2  skrll 	u_char		pad2[3];
     38  1.1.4.2  skrll 	vu_char		ap_cfcr;
     39  1.1.4.2  skrll 	u_char		pad3[3];
     40  1.1.4.2  skrll 	vu_char		ap_mcr;
     41  1.1.4.2  skrll 	u_char		pad4[3];
     42  1.1.4.2  skrll 	vu_char		ap_lsr;
     43  1.1.4.2  skrll 	u_char		pad5[3];
     44  1.1.4.2  skrll 	vu_char		ap_msr;
     45  1.1.4.2  skrll 	u_char		pad6[3];
     46  1.1.4.2  skrll 	vu_char		ap_scratch;
     47  1.1.4.2  skrll };
     48  1.1.4.2  skrll 
     49  1.1.4.2  skrll /* max number of apci ports */
     50  1.1.4.2  skrll #define	APCI_MAXPORT	4
     51  1.1.4.2  skrll 
     52  1.1.4.2  skrll /*
     53  1.1.4.2  skrll  * baudrate divisor calculations.
     54  1.1.4.2  skrll  *
     55  1.1.4.2  skrll  * The input clock frequency appears to be 8.0064MHz, giving a scale
     56  1.1.4.2  skrll  * factor of 500400.  (Using exactly 8MHz gives framing errors with
     57  1.1.4.2  skrll  * the Apollo keyboard.)
     58  1.1.4.2  skrll  */
     59  1.1.4.2  skrll #define	APCIBRD(x)	(500000 / (x))
     60