NetBSD/sys/dev/mca/mcareg.h
jdolecek 2185bcc386 MI part of MicroChannel Architecture bus support
This work is based on code written by Scott D. Telford, the IBM
Token Ring card attachment was written by Gregory McGarry.

XXX this is still very experimental and development version; use at your
XXX own risk
2000-05-11 15:42:00 +00:00

56 lines
2.4 KiB
C

/* $NetBSD: mcareg.h,v 1.1 2000/05/11 15:42:06 jdolecek Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* Copyright (c) 1996-1999 Scott D. Telford.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Scott Telford <s.telford@ed.ac.uk>.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
#ifndef _DEV_MCA_MCAREG_H_
#define _DEV_MCA_MCAREG_H_
/*
* Standardized MCA configuration information
*/
#define MCA_MAX_SLOTS 8 /* max number of slots per bus */
/* POS register bits */
#define MCA_POS2_ENABLE 0x01 /* POS2, hi => adapter enabled */
#define MCA_POS5_CHCK_STAT 0x40 /* POS5, lo => CHCK status available */
#define MCA_POS5_CHCK 0x80 /* POS5, lo => adapter CHCK signal */
#endif /* _DEV_MCA_MCAREG_H_ */