All_Int
CSR_WRITE_1(sc, MASK_REG, All_Int & ~(Rx_Int | Tx_Int));
CSR_WRITE_1(sc, STATUS_REG, All_Int);
CSR_WRITE_2(sc, MASK_REG, All_Int);
CSR_WRITE_2(sc, MASK_REG, All_Int & ~(Rx_Int | Tx_Int));
CSR_WRITE_1(sc, MASK_REG, All_Int);
CSR_WRITE_1(sc, STATUS_REG, All_Int);