NetBSD/sys/dev/isapnp/ess_isapnp.c

129 lines
3.8 KiB
C

/* $NetBSD: ess_isapnp.c,v 1.20 2009/05/05 12:10:07 cegger 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.
*
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ess_isapnp.c,v 1.20 2009/05/05 12:10:07 cegger Exp $");
#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_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(device_t, cfdata_t, void *);
void ess_isapnp_attach(device_t, device_t, void *);
CFATTACH_DECL(ess_isapnp, sizeof(struct ess_softc),
ess_isapnp_match, ess_isapnp_attach, NULL, NULL);
/*
* Probe / attach routines.
*/
/*
* Probe for the ess hardware.
*/
int
ess_isapnp_match(device_t parent, cfdata_t match, void *aux)
{
int pri, variant;
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(device_t parent, device_t self, void *aux)
{
struct ess_softc *sc;
struct isapnp_attach_args *ipa;
sc = device_private(self);
ipa = aux;
printf("\n");
if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
aprint_error_dev(&sc->sc_dev, "error in region allocation\n");
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;
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;
sc->sc_audio2.irq = -1;
sc->sc_audio2.drq = ipa->ipa_drq[1].num;
if (!essmatch(sc)) {
aprint_error_dev(&sc->sc_dev, "essmatch failed\n");
return;
}
printf("%s", device_xname(&sc->sc_dev));
essattach(sc, 0);
}