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/* $OpenBSD: diovar.h,v 1.2 1997/02/03 04:47:21 downsj Exp $ */
/* $NetBSD: diovar.h,v 1.2 1997/01/30 09:18:41 thorpej Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* 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 REGENTS 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.
*/
/*
* Autoconfiguration definitions and prototypes for the DIO bus.
*/
/*
* Arguments used to attach a device to the DIO bus.
*/
struct dio_attach_args {
int da_scode; /* select code */
int da_size; /* size of address space */
u_int8_t da_id; /* primary device id */
u_int8_t da_secid; /* secondary device id */
};
/*
* This structure is used by the autoconfiguration code to lookup
* the size of a DIO device (not all use one select code).
*/
struct dio_devdata {
u_int8_t dd_id; /* primary device id */
u_int8_t dd_secid; /* secondary device id */
int dd_nscode; /* number of select codes */
};
/*
* This structure is used by the autoconfiguration code to print
* a textual description of a device.
*/
struct dio_devdesc {
u_int8_t dd_id; /* primary device id */
u_int8_t dd_secid; /* secondary device id */
const char *dd_desc; /* description */
};
#define diocf_scode cf_loc[0]
#define DIO_UNKNOWN_SCODE -1
#ifdef _KERNEL
void *dio_scodetopa __P((int));
#endif /* _KERNEL */
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