sonic_intr
jazzio_intr_establish(ja->ja_intr, sonic_intr, sc);
add_nubus_intr(na->slot, (void (*)(void *))sonic_intr, (void *)sc);
intr_establish(sonic_intr, (void *)sc, 3);
add_nubus_intr(SONIC_SLOTNO, (void (*)(void *))sonic_intr,
int sonic_intr(void *);