dino_intr_establish
sc->sc_ih = dino_intr_establish(parent, ca->ca_irq, IPL_TTY,
void *dino_intr_establish(void *sc, int irq, int pri,
void * dino_intr_establish(void *, pci_intr_handle_t, int, int (*)(void *),
dino_intr_establish, dino_intr_disestablish,