Table 172

+=======-=====================================================================+
|  RPL  |  Description                                                        |
|-------+---------------------------------------------------------------------|
|  00b  |  Indicates that spindle synchronization is disabled or not supported|
|  01b  |  The target operates as a synchronized-spindle slave                |
|  10b  |  The target operates as a synchronized-spindle master               |
|  11b  |  The target operates as a synchronized-spindle master control       |
+=============================================================================+