xref: /openbsd/sys/dev/isa/ess_isapnp.c (revision 4fb9ab68)
1 /*	$OpenBSD: ess_isapnp.c,v 1.9 2024/06/26 01:40:49 jsg Exp $	*/
2 /*	$NetBSD: ess_isa.c,v 1.4 1999/03/18 20:57:11 mycroft Exp $	*/
3 
4 /*-
5  * Copyright (c) 1999 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Nathan J. Williams.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/device.h>
37 #include <sys/timeout.h>
38 
39 #include <machine/cpu.h>
40 #include <machine/bus.h>
41 
42 #include <dev/isa/isavar.h>
43 
44 #include <dev/isa/essreg.h>
45 #include <dev/isa/essvar.h>
46 
47 #ifdef ESS_ISAPNP_DEBUG
48 #define DPRINTF(x)	printf x
49 #else
50 #define DPRINTF(x)
51 #endif
52 
53 int ess_isapnp_probe(struct device *, void *, void *);
54 void ess_isapnp_attach(struct device *, struct device *, void *);
55 
56 const struct cfattach ess_isapnp_ca = {
57 	sizeof(struct ess_softc), ess_isapnp_probe, ess_isapnp_attach
58 };
59 
60 int
61 ess_isapnp_probe(struct device *parent, void *match, void *aux)
62 {
63 	return 1;
64 }
65 
66 void
67 ess_isapnp_attach(struct device *parent, struct device *self, void *aux)
68 {
69 	struct ess_softc *sc = (void *)self;
70 	struct isa_attach_args *ia = aux;
71 
72 	sc->sc_ic = ia->ia_ic;
73 	sc->sc_iot = ia->ia_iot;
74 	sc->sc_ioh = ia->ipa_io[0].h;
75 	sc->sc_iobase = ia->ipa_io[0].base;
76 
77 	sc->sc_audio1.irq = ia->ipa_irq[0].num;
78 	sc->sc_audio1.ist = ia->ipa_irq[0].type;
79 	sc->sc_audio1.drq = ia->ipa_drq[0].num;
80 	sc->sc_audio2.irq = ia->ipa_irq[0].num;
81 	sc->sc_audio2.ist = ia->ipa_irq[0].type;
82 	sc->sc_audio2.drq = ia->ipa_drq[1].num;
83 
84 	sc->sc_isa = parent->dv_parent;
85 
86 	if (!essmatch(sc)) {
87 		printf(": essmatch failed\n");
88 		return;
89 	}
90 
91 	essattach(sc);
92 }
93