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/* $OpenBSD: arcofi_gsc.c,v 1.1 2011/12/21 23:12:03 miod Exp $ */
/*
* Copyright (c) 2011 Miodrag Vallat.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/autoconf.h>
#include <machine/bus.h>
#include <machine/cpu.h>
#include <machine/intr.h>
#include <machine/iomod.h>
#include <sys/audioio.h>
#include <dev/audio_if.h>
#include <dev/ic/arcofivar.h>
#include <hppa/dev/cpudevs.h>
#include <hppa/gsc/gscbusvar.h>
int arcofi_gsc_match(struct device *, void *, void *);
void arcofi_gsc_attach(struct device *, struct device *, void *);
const struct cfattach arcofi_gsc_ca = {
sizeof(struct arcofi_softc),
arcofi_gsc_match,
arcofi_gsc_attach
};
int
arcofi_gsc_match(struct device *parent, void *match, void *vaa)
{
struct gsc_attach_args *ga = vaa;
if (ga->ga_type.iodc_type == HPPA_TYPE_FIO &&
(ga->ga_type.iodc_sv_model == HPPA_FIO_A1 ||
ga->ga_type.iodc_sv_model == HPPA_FIO_A1NB))
return 1;
return 0;
}
void
arcofi_gsc_attach(struct device *parent, struct device *self, void *vaa)
{
struct arcofi_softc *sc = (struct arcofi_softc *)self;
struct gsc_attach_args *ga = vaa;
unsigned int u;
for (u = 0; u < ARCOFI_NREGS; u++)
sc->sc_reg[u] = (u << 2) | 0x01;
sc->sc_iot = ga->ga_iot;
if (bus_space_map(sc->sc_iot, ga->ga_hpa, ARCOFI_NREGS << 2, 0,
&sc->sc_ioh) != 0) {
printf(": can't map registers\n");
return;
}
/* XXX no generic IPL_SOFT level available */
sc->sc_sih = softintr_establish(IPL_SOFTTTY, &arcofi_swintr, sc);
if (sc->sc_sih == NULL) {
printf(": can't register soft interrupt\n");
return;
}
gsc_intr_establish((struct gsc_softc *)parent, ga->ga_irq,
IPL_AUDIO, arcofi_hwintr, sc, sc->sc_dev.dv_xname);
printf("\n");
arcofi_attach(sc, "gsc");
}
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