algor_p5064_intr_establish
void *algor_p5064_intr_establish(int, int (*)(void *), void *);
algor_intr_establish = algor_p5064_intr_establish;
return (algor_p5064_intr_establish(ih, func, arg));
cookie = algor_p5064_intr_establish(P5064_IRQ_IDE0 + chan, func, arg);
ih = algor_p5064_intr_establish(irqidx, func, arg);