The PMA receiver consists of the PMA receiver analog implementation and receiver control module. The RX analog PMA interfaces with the PCS through the control module. The control module also provides power state information and isolation in certain cases. This Figure shows a block diagram of the PMA receiver.
Note: GTR calibration is done by the processor configuration wizard settings in Vivado software. From 2020.1 software version this calibration code is placed in the psu_init source code. See Answer Record 72992 for more information.