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 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 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