NetBSD/sys/dev/isapnp/ess_isapnp.c

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/* $NetBSD: ess_isapnp.c,v 1.10 2002/10/02 16:33:58 thorpej Exp $ */
/*
* Copyright (c) 1991-1993 Regents of the University of California.
* All rights reserved.
*
* 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 Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ess_isapnp.c,v 1.10 2002/10/02 16:33:58 thorpej Exp $");
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#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 <machine/bus.h>
#include <sys/audioio.h>
#include <dev/audio_if.h>
#include <dev/mulaw.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/isa/essreg.h>
#include <dev/isa/essvar.h>
int ess_isapnp_match __P((struct device *, struct cfdata *, void *));
void ess_isapnp_attach __P((struct device *, struct device *, void *));
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CFATTACH_DECL(ess_isapnp, sizeof(struct ess_softc),
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ess_isapnp_match, ess_isapnp_attach, NULL, NULL);
/*
* Probe / attach routines.
*/
/*
* Probe for the ess hardware.
*/
int
ess_isapnp_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
int pri, variant;
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pri = isapnp_devmatch(aux, &isapnp_ess_devinfo, &variant);
if (pri && variant > 0)
pri = 0;
return (pri);
}
/*
* Attach hardware to driver, attach hardware driver to audio
* pseudo-device driver.
*/
void
ess_isapnp_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct ess_softc *sc = (struct ess_softc *)self;
struct isapnp_attach_args *ipa = aux;
printf("\n");
if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
printf("%s: error in region allocation\n", sc->sc_dev.dv_xname);
return;
}
sc->sc_ic = ipa->ipa_ic;
sc->sc_iot = ipa->ipa_iot;
sc->sc_iobase = ipa->ipa_io[0].base;
sc->sc_ioh = ipa->ipa_io[0].h;
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sc->sc_audio1.irq = ipa->ipa_irq[0].num;
sc->sc_audio1.ist = ipa->ipa_irq[0].type;
sc->sc_audio1.drq = ipa->ipa_drq[0].num;
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sc->sc_audio2.irq = -1;
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sc->sc_audio2.drq = ipa->ipa_drq[1].num;
if (!essmatch(sc)) {
printf("%s: essmatch failed\n", sc->sc_dev.dv_xname);
return;
}
printf("%s:", sc->sc_dev.dv_xname);
essattach(sc);
}