1997-01-30 12:18:33 +03:00
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/* $NetBSD: diovar.h,v 1.2 1997/01/30 09:18:41 thorpej Exp $ */
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1996-12-17 11:40:56 +03:00
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Autoconfiguration definitions and prototypes for the DIO bus.
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*/
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/*
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* Arguments used to attach a device to the DIO bus.
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*/
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struct dio_attach_args {
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int da_scode; /* select code */
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int da_size; /* size of address space */
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u_int8_t da_id; /* primary device id */
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u_int8_t da_secid; /* secondary device id */
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};
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/*
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* This structure is used by the autoconfiguration code to lookup
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* the size of a DIO device (not all use one select code).
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*/
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struct dio_devdata {
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u_int8_t dd_id; /* primary device id */
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u_int8_t dd_secid; /* secondary device id */
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int dd_nscode; /* number of select codes */
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};
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/*
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* This structure is used by the autoconfiguration code to print
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* a textual description of a device.
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*/
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struct dio_devdesc {
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u_int8_t dd_id; /* primary device id */
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u_int8_t dd_secid; /* secondary device id */
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const char *dd_desc; /* description */
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};
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#define diocf_scode cf_loc[0]
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#define DIO_UNKNOWN_SCODE -1
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#ifdef _KERNEL
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void *dio_scodetopa __P((int));
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#endif /* _KERNEL */
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