1 /* $OpenBSD: mpu_isapnp.c,v 1.10 2022/04/06 18:59:28 naddy 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
12 #include <machine/bus.h>
13
14 #include <sys/audioio.h>
15 #include <dev/audio_if.h>
16 #include <dev/midi_if.h>
17 #include <dev/mulaw.h>
18
19 #include <dev/isa/isavar.h>
20 #include <dev/isa/isadmavar.h>
21
22 #include <dev/ic/mpuvar.h>
23
24 int mpu_isapnp_match(struct device *, void *, void *);
25 void mpu_isapnp_attach(struct device *, struct device *, void *);
26
27 struct mpu_isapnp_softc {
28 struct device sc_dev;
29 void *sc_ih;
30
31 struct mpu_softc sc_mpu;
32 };
33
34 const struct cfattach mpu_isapnp_ca = {
35 sizeof(struct mpu_isapnp_softc), mpu_isapnp_match, mpu_isapnp_attach
36 };
37
38 int
mpu_isapnp_match(struct device * parent,void * match,void * aux)39 mpu_isapnp_match(struct device *parent, void *match, void *aux)
40 {
41 struct isa_attach_args *ipa = aux;
42
43 if (ipa->ipa_nirq != 1)
44 return 0;
45 return 1;
46 }
47
48 void
mpu_isapnp_attach(struct device * parent,struct device * self,void * aux)49 mpu_isapnp_attach(struct device *parent, struct device *self, void *aux)
50 {
51 struct mpu_isapnp_softc *sc = (struct mpu_isapnp_softc *)self;
52 struct isa_attach_args *ipa = aux;
53
54 printf("\n");
55
56 sc->sc_mpu.iot = ipa->ia_iot;
57 sc->sc_mpu.ioh = ipa->ipa_io[0].h;
58
59 sc->sc_ih = isa_intr_establish(ipa->ia_ic, ipa->ipa_irq[0].num,
60 ipa->ipa_irq[0].type, IPL_AUDIO | IPL_MPSAFE,
61 mpu_intr, &sc->sc_mpu, sc->sc_dev.dv_xname);
62
63 if (!mpu_find(&sc->sc_mpu)) {
64 printf("%s: find failed\n", sc->sc_dev.dv_xname);
65 return;
66 }
67
68 printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
69 ipa->ipa_devclass);
70
71 midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, &sc->sc_dev);
72 }
73