Z8536_PA_CMDSTAT_REG
z8536_write(dev, Z8536_CMD_CLR_IP_IUS, Z8536_PA_CMDSTAT_REG);
z8536_write(dev, Z8536_CMD_CLR_IE, Z8536_PA_CMDSTAT_REG);
if (apci1500_ack_irq(dev, Z8536_PA_CMDSTAT_REG))
apci1500_ack_irq(dev, Z8536_PA_CMDSTAT_REG);
z8536_write(dev, Z8536_CMD_CLR_IE, Z8536_PA_CMDSTAT_REG);
z8536_write(dev, Z8536_CMD_SET_IE, Z8536_PA_CMDSTAT_REG);