sys/arch/hp300/dev/com_dioreg.h

   1 /*      $NetBSD: com_dioreg.h,v 1.1.4.4 2004/09/21 13:15:13 skrll Exp $ */
   2
   3 /*
   4  * Copyright (c) 1982, 1986, 1990, 1993
   5  *      The Regents of the University of California.  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  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  *      @(#)dcareg.h    8.1 (Berkeley) 6/10/93
  32  */
  33
  34 #ifndef _HP300_DEV_COM_DIOREG_H_
  35 #define _HP300_DEV_COM_DIOREG_H_
  36
  37 /* interface reset/id */
  38 #define DCA_ID          0x00                    /* read */
  39 #define  DCAID0         0x02
  40 #define  DCAREMID0      0x82
  41 #define  DCAID1         0x42
  42 #define  DCAREMID1      0xC2
  43
  44 #define DCA_RESET       0x00                    /* write */
  45
  46 /* interrupt control */
  47 #define DCA_IC          0x01
  48 #define  DCAIPL(x)      ((((x) >> 4) & 3) + 3)
  49 #define  IC_IR          0x40
  50 #define  IC_IE          0x80
  51
  52 #define DCA_OCBRC       0x02
  53
  54 #define DCA_LCSM        0x03
  55
  56 #define DCA_SIZE        0x20    /* XXX */
  57 #define DCA_COM_OFFSET  0x10    /* XXX */
  58
  59 /* clock frequency */
  60 #define COM_DIO_FREQ    2457600
  61
  62 #endif /* _HP300_DEV_COM_DIOREG_H_ */