rmixl_intr_trigger_t
rmixl_intr_trigger_t, rmixl_intr_polarity_t);
rmixl_irt_establish(int irt, int vec, int cpumask, rmixl_intr_trigger_t trigger,
rmixl_intr_trigger_t trigger, rmixl_intr_polarity_t polarity,
rmixl_intr_trigger_t, rmixl_intr_polarity_t,