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bivar.h revision 1.6 
      1 /*	$NetBSD: bivar.h,v 1.6 2000/06/04 02:14:42 matt Exp $ */
      2 /*
      3  * Copyright (c) 1996, 1999 Ludd, University of Lule}, Sweden.
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed at Ludd, University of
     17  *	Lule}, Sweden and its contributors.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 
     34 
     35 /*
     36  * per-BI-adapter state.
     37  */
     38 struct bi_softc {
     39 	struct device sc_dev;
     40 	bus_space_tag_t sc_iot;		/* Space tag for the BI bus */
     41 	bus_dma_tag_t sc_dmat;
     42 	bus_addr_t sc_addr;		/* Address base address for this bus */
     43 	int sc_busnr;			/* (Physical) number of this bus */
     44 	int sc_lastiv;			/* last available interrupt vector */
     45 	int sc_intcpu;
     46 };
     47 
     48 /*
     49  * Struct used for autoconfiguration; attaching of BI nodes.
     50  */
     51 struct bi_attach_args {
     52 	bus_space_tag_t ba_iot;
     53 	bus_space_handle_t ba_ioh;	/* Base address for this node */
     54 	bus_dma_tag_t ba_dmat;
     55 	int ba_busnr;
     56 	int ba_nodenr;
     57 	int ba_intcpu;	/* Mask of which cpus to interrupt */
     58 	int ba_ivec;	/* Interrupt vector to use */
     59 	void *ba_icookie;
     60 };
     61 
     62 /*
     63  * BI node list.
     64  */
     65 struct bi_list {
     66 	u_short bl_nr;		/* Unit ID# */
     67 	u_short bl_havedriver;	/* Have device driver (informal) */
     68 	char *bl_name;		/* DEC name */
     69 };
     70 
     71 /* Prototype */
     72 void bi_attach (struct bi_softc *);
     73 void bi_intr_establish (void *, int, void (*)(void *), void *), struct evcnt *);
     74