1/*	$NetBSD: bivar.h,v 1.12 2005/12/11 12:21:15 christos 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#ifndef _DEV_BI_BIVAR_H_
33#define _DEV_BI_BIVAR_H_
34
35
36/*
37 * per-BI-adapter state.
38 */
39struct bi_softc {
40	device_t sc_dev;
41	bus_space_tag_t sc_iot;		/* Space tag for the BI bus */
42	bus_dma_tag_t sc_dmat;
43	bus_addr_t sc_addr;		/* Address base address for this bus */
44	int sc_busnr;			/* (Physical) number of this bus */
45	int sc_lastiv;			/* last available interrupt vector */
46	int sc_intcpu;
47};
48
49/*
50 * Struct used for autoconfiguration; attaching of BI nodes.
51 */
52struct bi_attach_args {
53	bus_space_tag_t ba_iot;
54	bus_space_handle_t ba_ioh;	/* Base address for this node */
55	bus_dma_tag_t ba_dmat;
56	int ba_busnr;
57	int ba_nodenr;
58	int ba_intcpu;	/* Mask of which cpus to interrupt */
59	int ba_ivec;	/* Interrupt vector to use */
60	void *ba_icookie;
61};
62
63/*
64 * BI node list.
65 */
66struct bi_list {
67	u_short bl_nr;		/* Unit ID# */
68	u_short bl_havedriver;	/* Have device driver (informal) */
69	const char *bl_name;		/* DEC name */
70};
71
72/* bl_havedriver field meaning */
73#define	DT_UNSUPP	0	/* pseudo define */
74#define	DT_HAVDRV	1	/* device have driver */
75#define	DT_ADAPT	2	/* is an adapter */
76#define	DT_QUIET	4	/* don't complain when not conf'ed */
77#define	DT_VEC		8	/* uses a interrupt vector */
78
79/* Prototype */
80void bi_attach (struct bi_softc *);
81void bi_intr_establish (void *, int, void (*)(void *), void *, struct evcnt *);
82
83#endif /* _DEV_BI_BIVAR_H_ */
84