xref: /netbsd-src/sys/dev/isapnp/aic_isapnp.c (revision 3b01aba77a7a698587faaae455bbfe740923c1f5)
1 /*	$NetBSD: aic_isapnp.c,v 1.5 1999/03/22 10:00:10 mycroft Exp $	*/
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Enami Tsugutomo <enami@but-b.or.jp>
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 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/device.h>
42 
43 #include <machine/bus.h>
44 
45 #include <dev/isa/isavar.h>
46 
47 #include <dev/isapnp/isapnpreg.h>
48 #include <dev/isapnp/isapnpvar.h>
49 #include <dev/isapnp/isapnpdevs.h>
50 
51 #include <dev/scsipi/scsipi_all.h>
52 #include <dev/scsipi/scsipiconf.h>
53 #include <dev/scsipi/scsi_all.h>
54 
55 #include <dev/ic/aic6360var.h>
56 
57 struct aic_isapnp_softc {
58 	struct	aic_softc sc_aic;	/* real "com" softc */
59 
60 	/* ISAPnP-specific goo. */
61 	void	*sc_ih;			/* interrupt handler */
62 };
63 
64 int	aic_isapnp_match __P((struct device *, struct cfdata *, void *));
65 void	aic_isapnp_attach __P((struct device *, struct device *, void *));
66 
67 struct cfattach aic_isapnp_ca = {
68 	sizeof(struct aic_isapnp_softc), aic_isapnp_match, aic_isapnp_attach
69 };
70 
71 int
72 aic_isapnp_match(parent, match, aux)
73 	struct device *parent;
74 	struct cfdata *match;
75 	void *aux;
76 {
77 	int pri, variant;
78 
79 	pri = isapnp_devmatch(aux, &isapnp_aic_devinfo, &variant);
80 	if (pri && variant > 0)
81 		pri = 0;
82 	return (pri);
83 }
84 
85 void
86 aic_isapnp_attach(parent, self, aux)
87 	struct device *parent, *self;
88 	void *aux;
89 {
90 	struct aic_isapnp_softc *isc = (void *)self;
91 	struct aic_softc *sc = &isc->sc_aic;
92 	struct isapnp_attach_args *ipa = aux;
93 
94 	printf("\n");
95 
96 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
97 		printf("%s: error in region allocation\n",
98 		    sc->sc_dev.dv_xname);
99 		return;
100 	}
101 
102 	sc->sc_iot = ipa->ipa_iot;
103 	sc->sc_ioh = ipa->ipa_io[0].h;
104 
105 	if (!aic_find(sc->sc_iot, sc->sc_ioh)) {
106 		printf("%s: couldn't find device\n", sc->sc_dev.dv_xname);
107 		return;
108 	}
109 
110 	aicattach(sc);
111 
112 	/* Establish the interrupt handler. */
113 	isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
114 	    ipa->ipa_irq[0].type, IPL_BIO, aicintr, sc);
115 	if (isc->sc_ih == NULL)
116 		printf("%s: couldn't establish interrupt\n",
117 		    sc->sc_dev.dv_xname);
118 }
119