xref: /openbsd-src/sys/dev/isa/mpu_isapnp.c (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /*	$OpenBSD: mpu_isapnp.c,v 1.6 2002/11/28 23:24:53 mickey Exp $	*/
2 
3 #include "midi.h"
4 
5 #include <sys/param.h>
6 #include <sys/systm.h>
7 #include <sys/errno.h>
8 #include <sys/ioctl.h>
9 #include <sys/syslog.h>
10 #include <sys/device.h>
11 #include <sys/proc.h>
12 
13 #include <machine/bus.h>
14 
15 #include <sys/audioio.h>
16 #include <dev/audio_if.h>
17 #include <dev/midi_if.h>
18 #include <dev/mulaw.h>
19 
20 #include <dev/isa/isavar.h>
21 #include <dev/isa/isadmavar.h>
22 
23 #include <dev/ic/mpuvar.h>
24 
25 int	mpu_isapnp_match(struct device *, void *, void *);
26 void	mpu_isapnp_attach(struct device *, struct device *, void *);
27 
28 struct mpu_isapnp_softc {
29 	struct device sc_dev;
30 	void *sc_ih;
31 
32 	struct mpu_softc sc_mpu;
33 };
34 
35 struct cfattach mpu_isapnp_ca = {
36 	sizeof(struct mpu_isapnp_softc), mpu_isapnp_match, mpu_isapnp_attach
37 };
38 
39 int
40 mpu_isapnp_match(parent, match, aux)
41 	struct device *parent;
42 	void *match, *aux;
43 {
44 	struct isa_attach_args *ipa = aux;
45 
46 	if (ipa->ipa_nirq != 1)
47 		return 0;
48 	return 1;
49 }
50 
51 void
52 mpu_isapnp_attach(parent, self, aux)
53 	struct device *parent, *self;
54 	void *aux;
55 {
56 	struct mpu_isapnp_softc *sc = (struct mpu_isapnp_softc *)self;
57 	struct isa_attach_args *ipa = aux;
58 
59 	printf("\n");
60 
61 	sc->sc_mpu.iot = ipa->ia_iot;
62 	sc->sc_mpu.ioh = ipa->ipa_io[0].h;
63 
64 	sc->sc_ih = isa_intr_establish(ipa->ia_ic, ipa->ipa_irq[0].num,
65 	    ipa->ipa_irq[0].type, IPL_AUDIO, mpu_intr, &sc->sc_mpu,
66 	    sc->sc_dev.dv_xname);
67 
68 	if (!mpu_find(&sc->sc_mpu)) {
69 		printf("%s: find failed\n", sc->sc_dev.dv_xname);
70 		return;
71 	}
72 
73 	printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
74 	       ipa->ipa_devclass);
75 
76 	midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, &sc->sc_dev);
77 }
78