pg138AXI 1G2.5G Ethernet Subsystempg138-axi-ethernetIPXilinx1G2.5G Ethernet PCSPMA or SGMIITri Mode EthernetClocking - 7.2 English - PG138 AXI 1G2.5G Ethernet Subsystem Product Guide (PG138) Document ID PG138 Release Date Version 7.2 English. Introduction;