sys/arch/news68k/dev/kbcreg.h

   1 /*      $NetBSD: kbcreg.h,v 1.1 2001/01/25 14:33:30 tsutsui Exp $       */
   2
   3 /*-
   4  * Copyright (c) 2001 Izumi Tsutsui.  All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 /* register port offsets */
  28 #define KBC_KBREG_DATA          0
  29 #define KBC_KBREG_STAT          1
  30 #define KBC_KBREG_INTE          2
  31 #define KBC_KBREG_RESET         3
  32 #define KBC_KBREG_BUZZ          4
  33
  34 #define KBC_MSREG_DATA          5
  35 #define KBC_MSREG_STAT          KBC_KBREG_STAT
  36 #define KBC_MSREG_INTE          6
  37 #define KBC_MSREG_RESET         7
  38
  39 #define KBC_INTE                0x01    /* interrupt enable */
  40
  41 /* status port definitions */
  42 #define KBCSTAT_MSINT           0x04    /* mouse interrupt flag */
  43 #define KBCSTAT_KBINT           0x08    /* keyboard interrut flag */
  44 #define KBCSTAT_MSBUF           0x10    /* mouse buffer full */
  45 #define KBCSTAT_KBBUF           0x20    /* keyboard buffer full */
  46 #define KBCSTAT_MSRDY           0x40    /* mouse Rx data ready */
  47 #define KBCSTAT_KBRDY           0x80    /* keyboard Rx data ready */