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diovar.h revision 1.5.2.1 
      1 /*	$NetBSD: diovar.h,v 1.5.2.1 1997/10/14 08:54:42 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe.
      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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 /*
     40  * Autoconfiguration definitions and prototypes for the DIO bus.
     41  */
     42 
     43 /*
     44  * Arguments used to attach a device to the DIO bus.
     45  */
     46 struct dio_attach_args {
     47 	int	da_scode;		/* select code */
     48 	int	da_size;		/* size of address space */
     49 	u_int8_t da_id;			/* primary device id */
     50 	u_int8_t da_secid;		/* secondary device id */
     51 };
     52 
     53 /*
     54  * This structure is used by the autoconfiguration code to lookup
     55  * the size of a DIO device (not all use one select code).
     56  */
     57 struct dio_devdata {
     58 	u_int8_t dd_id;			/* primary device id */
     59 	u_int8_t dd_secid;		/* secondary device id */
     60 	int	dd_nscode;		/* number of select codes */
     61 };
     62 
     63 /*
     64  * This structure is used by the autoconfiguration code to print
     65  * a textual description of a device.
     66  */
     67 struct dio_devdesc {
     68 	u_int8_t dd_id;			/* primary device id */
     69 	u_int8_t dd_secid;		/* secondary device id */
     70 	const char *dd_desc;		/* description */
     71 };
     72 
     73 #include "locators.h"
     74 #define	diocf_scode		cf_loc[DIOCF_SCODE]
     75 
     76 #ifdef _KERNEL
     77 void	*dio_scodetopa __P((int));
     78 void	*dio_intr_establish __P((int (*)(void *), void *, int, int));
     79 void	dio_intr_disestablish __P((void *));
     80 #endif /* _KERNEL */
     81