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mpu_isapnp.c revision 1.16 
      1 /*	$NetBSD: mpu_isapnp.c,v 1.16 2007/10/19 12:00:33 ad Exp $	*/
      2 
      3 #include <sys/cdefs.h>
      4 __KERNEL_RCSID(0, "$NetBSD: mpu_isapnp.c,v 1.16 2007/10/19 12:00:33 ad Exp $");
      5 
      6 #include "midi.h"
      7 
      8 #include <sys/param.h>
      9 #include <sys/systm.h>
     10 #include <sys/errno.h>
     11 #include <sys/ioctl.h>
     12 #include <sys/syslog.h>
     13 #include <sys/device.h>
     14 #include <sys/proc.h>
     15 
     16 #include <sys/bus.h>
     17 
     18 #include <sys/audioio.h>
     19 #include <dev/audio_if.h>
     20 #include <dev/midi_if.h>
     21 #include <dev/mulaw.h>
     22 
     23 #include <dev/isa/isavar.h>
     24 #include <dev/isa/isadmavar.h>
     25 
     26 #include <dev/isapnp/isapnpreg.h>
     27 #include <dev/isapnp/isapnpvar.h>
     28 #include <dev/isapnp/isapnpdevs.h>
     29 
     30 #include <dev/ic/mpuvar.h>
     31 
     32 int	mpu_isapnp_match(struct device *, struct cfdata *, void *);
     33 void	mpu_isapnp_attach(struct device *, struct device *, void *);
     34 
     35 struct mpu_isapnp_softc {
     36 	struct device sc_dev;
     37 	void *sc_ih;
     38 
     39 	struct mpu_softc sc_mpu;
     40 };
     41 
     42 CFATTACH_DECL(mpu_isapnp, sizeof(struct mpu_isapnp_softc),
     43     mpu_isapnp_match, mpu_isapnp_attach, NULL, NULL);
     44 
     45 int
     46 mpu_isapnp_match(struct device *parent, struct cfdata *match,
     47     void *aux)
     48 {
     49 	int pri, variant;
     50 
     51 	pri = isapnp_devmatch(aux, &isapnp_mpu_devinfo, &variant);
     52 	if (pri && variant > 0)
     53 		pri = 0;
     54 	return (pri);
     55 }
     56 
     57 void
     58 mpu_isapnp_attach(struct device *parent, struct device *self,
     59     void *aux)
     60 {
     61 	struct mpu_isapnp_softc *sc = device_private(self);
     62 	struct isapnp_attach_args *ipa = aux;
     63 
     64 	printf("\n");
     65 
     66 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
     67 		printf("%s: error in region allocation\n",
     68 		       sc->sc_dev.dv_xname);
     69 		return;
     70 	}
     71 
     72 	sc->sc_mpu.iot = ipa->ipa_iot;
     73 	sc->sc_mpu.ioh = ipa->ipa_io[0].h;
     74 
     75 	if (!mpu_find(&sc->sc_mpu)) {
     76 		printf("%s: find failed\n", sc->sc_dev.dv_xname);
     77 		return;
     78 	}
     79 
     80 	printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
     81 	       ipa->ipa_devclass);
     82 
     83 	sc->sc_mpu.model = "Roland MPU-401 MIDI UART";
     84 
     85 	midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, &sc->sc_dev);
     86 
     87 	sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
     88 	    ipa->ipa_irq[0].type, IPL_AUDIO, mpu_intr, &sc->sc_mpu);
     89 }
     90