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mpu_isapnp.c revision 1.12 
      1 /*	$NetBSD: mpu_isapnp.c,v 1.12 2006/03/29 06:51:47 thorpej Exp $	*/
      2 
      3 #include <sys/cdefs.h>
      4 __KERNEL_RCSID(0, "$NetBSD: mpu_isapnp.c,v 1.12 2006/03/29 06:51:47 thorpej 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 <machine/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(parent, match, aux)
     47 	struct device *parent;
     48 	struct cfdata *match;
     49 	void *aux;
     50 {
     51 	int pri, variant;
     52 
     53 	pri = isapnp_devmatch(aux, &isapnp_mpu_devinfo, &variant);
     54 	if (pri && variant > 0)
     55 		pri = 0;
     56 	return (pri);
     57 }
     58 
     59 void
     60 mpu_isapnp_attach(parent, self, aux)
     61 	struct device *parent, *self;
     62 	void *aux;
     63 {
     64 	struct mpu_isapnp_softc *sc = device_private(self);
     65 	struct isapnp_attach_args *ipa = aux;
     66 
     67 	printf("\n");
     68 
     69 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
     70 		printf("%s: error in region allocation\n",
     71 		       sc->sc_dev.dv_xname);
     72 		return;
     73 	}
     74 
     75 	sc->sc_mpu.iot = ipa->ipa_iot;
     76 	sc->sc_mpu.ioh = ipa->ipa_io[0].h;
     77 
     78 	if (!mpu_find(&sc->sc_mpu)) {
     79 		printf("%s: find failed\n", sc->sc_dev.dv_xname);
     80 		return;
     81 	}
     82 
     83 	printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
     84 	       ipa->ipa_devclass);
     85 
     86 	midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, &sc->sc_dev);
     87 
     88 	sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
     89 	    ipa->ipa_irq[0].type, IPL_AUDIO, mpu_intr, &sc->sc_mpu);
     90 }
     91