/*      $NetBSD: intioreg.h,v 1.5 2008/04/28 20:23:19 martin Exp $      */

/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Gregory McGarry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

/*
*  Registers for interface to the wired devices.
*/

/* HP3xx/4xx registers */
#define INTIO_DEV_3xx_PAD0      0
#define INTIO_DEV_3xx_DATA      1
#define INTIO_DEV_3xx_PAD1      2
#define INTIO_DEV_3xx_CMD       3
#define INTIO_DEV_3xx_STAT      3

/* HP7xx registers - XXX check these */
#define INTIO_DEV_7xx_RSTHOLD   0
#define INTIO_DEV_7xx_DATA      2048
#define INTIO_DEV_7xx_CMD       2049
#define INTIO_DEV_7xx_STAT      2049
#define INTIO_DEV_7xx_RSTREL    3072

/* HP8xx registers - XXX check these */
#define INTIO_DEV_8xx_DATA      3
#define INTIO_DEV_8xx_CMD       11
#define INTIO_DEV_8xx_STAT      11

/* Status bits */
#define INTIO_DEV_DATA_READY    0x01
#define INTIO_DEV_BUSY          0x02
/* the top four bits specify a "service request" status code */
#define INTIO_DEV_SRSHIFT       4
#define INTIO_DEV_SRMASK        0x0f

/* Valid "service request" status codes */
#define INTIO_DEV_SR_DATAAVAIL  0x04
/* the specific wired device will overload the remaining bits */


/* Base address offsets from intiobase of each device */
#define FRODO_BASE      0x01c000
#define RTC_BASE        0x020000
#define HIL_BASE        0x028000
#define HPIB_BASE       0x078000
#define DMA_BASE        0x100000
#define FB_BASE         0x160000

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