C++ (Cpp) CH_READ1 Exemples

Exemple #1

Fichier : auvia.c Projet : alenichev/openbsd-kernel

int
auvia_intr(void *arg)
{
	struct auvia_softc *sc = arg;
	struct auvia_softc_chan *ch;
	u_int8_t r;
	int i = 0;


	ch = &sc->sc_record;
	r = CH_READ1(sc, ch, AUVIA_RP_STAT);
	if (r & AUVIA_RPSTAT_INTR) {
		if (sc->sc_record.sc_intr)
			sc->sc_record.sc_intr(sc->sc_record.sc_arg);

		/* clear interrupts */
		CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR);

		i++;
	}
	ch = &sc->sc_play;
	r = CH_READ1(sc, ch, AUVIA_RP_STAT);
	if (r & AUVIA_RPSTAT_INTR) {
		if (sc->sc_play.sc_intr)
			sc->sc_play.sc_intr(sc->sc_play.sc_arg);

		/* clear interrupts */
		CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR);

		i++;
	}

	return (i? 1 : 0);
}

Exemple #2

Fichier : auvia.c Projet : eyberg/rumpkernel-netbsd-src

static int
auvia_intr(void *arg)
{
	struct auvia_softc *sc;
	struct auvia_softc_chan *ch;
	u_int8_t r;
	int rval;

	sc = arg;
	rval = 0;
	ch = &sc->sc_record;

	mutex_spin_enter(&sc->sc_intr_lock);
	r = CH_READ1(sc, ch, AUVIA_RP_STAT);
	if (r & AUVIA_RPSTAT_INTR) {
		if (sc->sc_record.sc_intr)
			sc->sc_record.sc_intr(sc->sc_record.sc_arg);

		/* clear interrupts */
		CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR);
		rval = 1;
	}

	ch = &sc->sc_play;
	r = CH_READ1(sc, ch, AUVIA_RP_STAT);
	if (r & AUVIA_RPSTAT_INTR) {
		if (sc->sc_play.sc_intr)
			sc->sc_play.sc_intr(sc->sc_play.sc_arg);

		/* clear interrupts */
		CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR);
		rval = 1;
	}
	mutex_spin_exit(&sc->sc_intr_lock);

	return rval;
}