INTR_FLAG_IRQ_REQUESTED
if (intr->flags & INTR_FLAG_IRQ_REQUESTED(index)) {
intr->flags &= ~INTR_FLAG_IRQ_REQUESTED(index);
intr->flags |= INTR_FLAG_IRQ_REQUESTED(0);
intr->flags |= INTR_FLAG_IRQ_REQUESTED(vector);
intr->flags |= INTR_FLAG_IRQ_REQUESTED(vector);