CMPCI_REG_CH1_INTR_ENABLE
cmpci_reg_set_4(sc, CMPCI_REG_INTR_CTRL, CMPCI_REG_CH1_INTR_ENABLE);
CMPCI_REG_CH1_INTR_ENABLE);
cmpci_reg_clear_4(sc, CMPCI_REG_INTR_CTRL, CMPCI_REG_CH1_INTR_ENABLE);