OPC_INB_SAS_DIAG_MODE_START_END
ret = mpiBuildCmd(agRoot, (bit32 *)&payload, MPI_CATEGORY_SAS_SATA, OPC_INB_SAS_DIAG_MODE_START_END, IOMB_SIZE64, queueNum);
case OPC_INB_SAS_DIAG_MODE_START_END: