RL_CMD_RX_ENB
CSR_WRITE_1(sc, RL_COMMAND, RL_CMD_TX_ENB|RL_CMD_RX_ENB);
CSR_WRITE_1(sc, RL_COMMAND, RL_CMD_TX_ENB|RL_CMD_RX_ENB);
(RL_CMD_RX_ENB | RL_CMD_TX_ENB)) == 0)
CSR_WRITE_1(sc, RL_COMMAND, RL_CMD_TX_ENB | RL_CMD_RX_ENB);
CSR_WRITE_1(sc, RL_COMMAND, RL_CMD_TX_ENB | RL_CMD_RX_ENB);
RL_CMD_RX_ENB);
CSR_WRITE_1(sc, RL_COMMAND, RL_CMD_RX_ENB);