sys/arch/news68k/dev/msvar.h

   1 /*      $NetBSD: msvar.h,v 1.1 2001/01/25 14:33:30 tsutsui Exp $        */
   2
   3 /*-
   4  * Copyright (c) 2001 Tsubai Masanari.  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  * 3. The name of the author may not be used to endorse or promote products
  15  *    derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #define MS_S_BYTE       0               /* start byte */
  30 #define MS_X_BYTE       1               /* second byte */
  31 #define MS_Y_BYTE       2               /* third byte */
  32 #define MS_DB_SIZE      3
  33
  34 #define MS_S_MARK       0x80            /* start mark (first byte)*/
  35 #define MS_S_XSIGN      0x08            /* MSB(sign bit) of X */
  36 #define MS_S_YSIGN      0x10            /* MSB(sign bit) of Y */
  37 #define MS_S_SW1        0x01            /* left button is pressed */
  38 #define MS_S_SW2        0x02            /* right button is pressed */
  39 #define MS_S_SW3        0x04            /* middle button is pressed */
  40
  41 #define MS_X_DATA       0x7f            /* data bits of X (second byte) */
  42 #define MS_Y_DATA       0x7f            /* data bits of Y (third byte) */
  43
  44 struct ms_softc {
  45         device_t sc_dev;
  46         bus_space_tag_t sc_bt;
  47         bus_space_handle_t sc_bh;
  48         device_t sc_wsmousedev;
  49         bus_size_t sc_offset; /* ms data port offset */
  50         int sc_ndata;
  51         u_char sc_buf[MS_DB_SIZE];
  52 };
  53
  54 void ms_intr(struct ms_softc *);