sys/dev/mvme/if_iereg.h

   1 /*      $NetBSD: if_iereg.h,v 1.1 2002/02/12 20:38:43 scw Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1999, 2002 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Steve C. Woodford.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * Definitions for the MPU Port and Channel Attention registers
  34  * of the onboard i82596 Ethernet controller on MVME68K and MVME88K boards.
  35  */
  36 #ifndef __mvme_if_iereg_h
  37 #define __mvme_if_iereg_h
  38
  39 #define IE_MPUREG_UPPER 0x00    /* Upper Command Word */
  40 #define IE_MPUREG_LOWER 0x02    /* Lower Command Word */
  41 #define IE_MPUREG_CA    0x04    /* Channel Attention. Dummy Rd or Wr */
  42
  43 #define IE_MPUREG_SIZE  0x08
  44
  45 /*
  46  * BUS_USE -> Interrupt Active High (edge-triggered),
  47  *            Lock function enabled,
  48  *            Internal bus throttle timer triggering,
  49  *            82586 operating mode.
  50  */
  51 #define IE_BUS_USE      (IE_SYSBUS_596_INTHIGH  | \
  52                          IE_SYSBUS_596_LOCK     | \
  53                          IE_SYSBUS_596_TRGINT   | \
  54                          IE_SYSBUS_596_82586    | \
  55                          IE_SYSBUS_596_RSVD_SET)
  56
  57 #endif /* __mvme_if_iereg_h */