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Annotation of sys/dev/isa/mpu_isapnp.c, Revision 1.1

1.1     ! nbrk        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: }