xref: /netbsd/sys/arch/arc/jazz/jazzisabr.c (revision c4a72b64)
1 /*	$NetBSD: jazzisabr.c,v 1.3 2002/10/02 04:59:49 thorpej Exp $	*/
2 /*	$OpenBSD: isabus.c,v 1.15 1998/03/16 09:38:46 pefo Exp $	*/
3 /*	NetBSD: isa.c,v 1.33 1995/06/28 04:30:51 cgd Exp 	*/
4 
5 /*-
6  * Copyright (c) 1995 Per Fogelstrom
7  * Copyright (c) 1993, 1994 Charles M. Hannum.
8  * Copyright (c) 1990 The Regents of the University of California.
9  * All rights reserved.
10  *
11  * This code is derived from software contributed to Berkeley by
12  * William Jolitz and Don Ahn.
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions
16  * are met:
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in the
21  *    documentation and/or other materials provided with the distribution.
22  * 3. All advertising materials mentioning features or use of this software
23  *    must display the following acknowledgement:
24  *	This product includes software developed by the University of
25  *	California, Berkeley and its contributors.
26  * 4. Neither the name of the University nor the names of its contributors
27  *    may be used to endorse or promote products derived from this software
28  *    without specific prior written permission.
29  *
30  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
31  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
34  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40  * SUCH DAMAGE.
41  *
42  *	@(#)isa.c	7.2 (Berkeley) 5/12/91
43  */
44 
45 #include <sys/param.h>
46 #include <sys/systm.h>
47 #include <sys/device.h>
48 
49 #include <machine/autoconf.h>
50 #include <machine/bus.h>
51 #include <machine/platform.h>
52 
53 #include <dev/isa/isavar.h>
54 
55 #include <arc/isa/isabrvar.h>
56 
57 /* Definition of the driver for autoconfig. */
58 int	jazzisabrmatch(struct device *, struct cfdata *, void *);
59 void	jazzisabrattach(struct device *, struct device *, void *);
60 int	jazzisabr_iointr(unsigned mask, struct clockframe *cf);
61 
62 CFATTACH_DECL(jazzisabr, sizeof(struct isabr_softc),
63     jazzisabrmatch, jazzisabrattach, NULL, NULL);
64 extern struct cfdriver jazzisabr_cd;
65 
66 int
67 jazzisabrmatch(parent, match, aux)
68 	struct device *parent;
69 	struct cfdata *match;
70 	void *aux;
71 {
72 	struct confargs *ca = aux;
73 
74         /* Make sure that we're looking for a JAZZISABR. */
75         if (strcmp(ca->ca_name, jazzisabr_cd.cd_name) != 0)
76                 return (0);
77 
78 	return (1);
79 }
80 
81 void
82 jazzisabrattach(parent, self, aux)
83 	struct device *parent;
84 	struct device *self;
85 	void *aux;
86 {
87 	struct isabr_softc *sc = (struct isabr_softc *)self;
88 
89 	jazz_bus_dma_tag_init(&sc->sc_dmat);
90 	(*platform->set_intr)(MIPS_INT_MASK_2, isabr_iointr, 3);
91 
92 	isabrattach(sc);
93 }
94