NetBSD/sys/arch/i386/pnpbios/sb_pnpbios.c

123 lines
3.5 KiB
C

/* $NetBSD: sb_pnpbios.c,v 1.8 2002/10/02 05:47:17 thorpej Exp $ */
/*
* Copyright (c) 1999
* Matthias Drochner. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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: sb_pnpbios.c,v 1.8 2002/10/02 05:47:17 thorpej 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 <machine/bus.h>
#include <sys/audioio.h>
#include <dev/audio_if.h>
#include <dev/midi_if.h>
#include <dev/mulaw.h>
#include <dev/isa/isavar.h>
#include <dev/isa/isadmavar.h>
#include <i386/pnpbios/pnpbiosvar.h>
#include <dev/isa/sbreg.h>
#include <dev/isa/sbvar.h>
#include <dev/isa/sbdspvar.h>
int sb_pnpbios_match __P((struct device *, struct cfdata *, void *));
void sb_pnpbios_attach __P((struct device *, struct device *, void *));
CFATTACH_DECL(sb_pnpbios, sizeof(struct sbdsp_softc),
sb_pnpbios_match, sb_pnpbios_attach, NULL, NULL);
int
sb_pnpbios_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct pnpbiosdev_attach_args *aa = aux;
if (strcmp(aa->idstr, "NMX2210") &&
strcmp(aa->idstr, "CRX0002")) /* Cyrix XpressAudio */
return (0);
return (1);
}
void
sb_pnpbios_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct sbdsp_softc *sc = (void *)self;
struct pnpbiosdev_attach_args *aa = aux;
if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
printf(": can't map i/o space\n");
return;
}
sc->sc_ic = aa->ic;
/* XXX These are only for setting chip configuration registers. */
pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase);
if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_irq,
NULL)) {
printf(": can't get IRQ\n");
return;
}
if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_drq8)) {
printf(": can't get DMA channel\n");
return;
}
if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_drq16))
sc->sc_drq16 = -1;
printf("\n");
pnpbios_print_devres(self, aa);
printf("%s", self->dv_xname);
if (!sbmatch(sc)) {
printf("%s: sbmatch failed\n", sc->sc_dev.dv_xname);
return;
}
sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_AUDIO,
sbdsp_intr, sc);
sbattach(sc);
}