Annotation of sys/arch/hp300/dev/apcireg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: apcireg.h,v 1.2 1997/07/06 08:01:45 downsj Exp $ */
! 2: /* $NetBSD: apcireg.h,v 1.2 1997/05/12 08:14:01 thorpej Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1997 Michael Smith. All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
! 17: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 18: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 19: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
! 20: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 21: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 22: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 23: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 24: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 25: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 26: * SUCH DAMAGE.
! 27: */
! 28:
! 29: #include <hp300/dev/iotypes.h>
! 30:
! 31: struct apciregs {
! 32: vu_char ap_data;
! 33: u_char pad0[3];
! 34: vu_char ap_ier;
! 35: u_char pad1[3];
! 36: vu_char ap_iir;
! 37: #define ap_fifo ap_iir
! 38: u_char pad2[3];
! 39: vu_char ap_cfcr;
! 40: u_char pad3[3];
! 41: vu_char ap_mcr;
! 42: u_char pad4[3];
! 43: vu_char ap_lsr;
! 44: u_char pad5[3];
! 45: vu_char ap_msr;
! 46: u_char pad6[3];
! 47: vu_char ap_scratch;
! 48: };
! 49:
! 50: /* max number of apci ports */
! 51: #define APCI_MAXPORT 4
! 52:
! 53: /*
! 54: * baudrate divisor calculations.
! 55: *
! 56: * The input clock frequency appears to be 8.0064MHz, giving a scale
! 57: * factor of 500400. (Using exactly 8MHz gives framing errors with
! 58: * the Apollo keyboard.)
! 59: */
! 60: #define APCIBRD(x) (500000 / (x))
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