94 lines
2.1 KiB
C
94 lines
2.1 KiB
C
/* $NetBSD: mpu_isapnp.c,v 1.21 2019/05/08 13:40:18 isaki Exp $ */
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: mpu_isapnp.c,v 1.21 2019/05/08 13:40:18 isaki Exp $");
|
|
|
|
#include "midi.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/errno.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/syslog.h>
|
|
#include <sys/device.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/audioio.h>
|
|
|
|
#include <dev/audio/audio_if.h>
|
|
#include <dev/midi_if.h>
|
|
|
|
#include <dev/isa/isavar.h>
|
|
#include <dev/isa/isadmavar.h>
|
|
|
|
#include <dev/isapnp/isapnpreg.h>
|
|
#include <dev/isapnp/isapnpvar.h>
|
|
#include <dev/isapnp/isapnpdevs.h>
|
|
|
|
#include <dev/ic/mpuvar.h>
|
|
|
|
static int mpu_isapnp_match(device_t, cfdata_t, void *);
|
|
static void mpu_isapnp_attach(device_t, device_t, void *);
|
|
|
|
struct mpu_isapnp_softc {
|
|
void *sc_ih;
|
|
kmutex_t sc_lock;
|
|
|
|
struct mpu_softc sc_mpu;
|
|
};
|
|
|
|
CFATTACH_DECL_NEW(mpu_isapnp, sizeof(struct mpu_isapnp_softc),
|
|
mpu_isapnp_match, mpu_isapnp_attach, NULL, NULL);
|
|
|
|
static int
|
|
mpu_isapnp_match(device_t parent, cfdata_t match, void *aux)
|
|
{
|
|
int pri, variant;
|
|
|
|
pri = isapnp_devmatch(aux, &isapnp_mpu_devinfo, &variant);
|
|
if (pri && variant > 0)
|
|
pri = 0;
|
|
return pri;
|
|
}
|
|
|
|
static void
|
|
mpu_isapnp_attach(device_t parent, device_t self, void *aux)
|
|
{
|
|
struct mpu_isapnp_softc *sc = device_private(self);
|
|
struct isapnp_attach_args *ipa = aux;
|
|
|
|
aprint_normal("\n");
|
|
|
|
if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
|
|
aprint_error_dev(self, "error in region allocation\n");
|
|
return;
|
|
}
|
|
|
|
mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_AUDIO);
|
|
|
|
sc->sc_mpu.iot = ipa->ipa_iot;
|
|
sc->sc_mpu.ioh = ipa->ipa_io[0].h;
|
|
sc->sc_mpu.lock = &sc->sc_lock;
|
|
|
|
mutex_enter(&sc->sc_lock);
|
|
|
|
if (!mpu_find(&sc->sc_mpu)) {
|
|
aprint_error_dev(self, "find failed\n");
|
|
mutex_exit(&sc->sc_lock);
|
|
mutex_destroy(&sc->sc_lock);
|
|
return;
|
|
}
|
|
|
|
mutex_exit(&sc->sc_lock);
|
|
|
|
aprint_normal_dev(self, "%s %s\n", ipa->ipa_devident,
|
|
ipa->ipa_devclass);
|
|
|
|
sc->sc_mpu.model = "Roland MPU-401 MIDI UART";
|
|
|
|
midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, self);
|
|
|
|
sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
|
|
ipa->ipa_irq[0].type, IPL_AUDIO, mpu_intr, &sc->sc_mpu);
|
|
}
|