I365_INTR_ENA
new = reg & ~I365_INTR_ENA;
new |= I365_INTR_ENA;
new = reg & ~I365_INTR_ENA;
intctl &= ~(I365_INTR_ENA | I365_IRQ_MASK); /* CSC Enable */
reg = exca_readb(socket, I365_INTCTL) & (I365_RING_ENA | I365_INTR_ENA);