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MPU-401 compatible MIDI UART driver for C-Media CMI8x38

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itohy 2001-09-04 13:07:59 +00:00
parent d655e11596
commit 5934ac98b2
1 changed files with 98 additions and 0 deletions
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sys/dev/pci/mpu_cmpci.c Normal file
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/* $NetBSD: mpu_cmpci.c,v 1.1 2001/09/04 13:07:59 itohy Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (augustss@netbsd.org).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/errno.h>
#include <sys/device.h>
#include <sys/proc.h>
#include <sys/conf.h>
#include <sys/audioio.h>
#include <sys/midiio.h>
#include <machine/bus.h>
#include <dev/audio_if.h>
#include <dev/midi_if.h>
#include <dev/pci/pcivar.h>
#include <dev/ic/mpuvar.h>
#include <dev/pci/cmpcivar.h>
static int mpu_cmpci_match __P((struct device *, struct cfdata *, void *));
static void mpu_cmpci_attach __P((struct device *, struct device *, void *));
struct cfattach mpu_cmpci_ca = {
sizeof (struct mpu_softc), mpu_cmpci_match, mpu_cmpci_attach
};
static int
mpu_cmpci_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct audio_attach_args *aa = (struct audio_attach_args *)aux;
struct cmpci_softc *ysc = (struct cmpci_softc *)parent;
struct mpu_softc sc;
if (aa->type != AUDIODEV_TYPE_MPU)
return (0);
memset(&sc, 0, sizeof sc);
sc.iot = ysc->sc_iot;
sc.ioh = ysc->sc_mpu_ioh;
return (mpu_find(&sc));
}
static void
mpu_cmpci_attach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
struct cmpci_softc *ysc = (struct cmpci_softc *)parent;
struct mpu_softc *sc = (struct mpu_softc *)self;
sc->iot = ysc->sc_iot;
sc->ioh = ysc->sc_mpu_ioh;
sc->model = "CMPCI MPU-401 MIDI UART";
mpu_attach(sc);
}