As you can see in the link below, PRU-ICSS supports up to 100M cut-through switch functionality.
ICSS built into the AM243x is known as the ICSSG, and ICSSG supports 1Gbps of industrial Ethernet (Ethernet/IP, etc.)
So ICSSG doesn't support cut-through function at 1000Mbps?
Please reply. Thank you.
dev.ti.com/.../ETHERNETIP_ADAPTER_FWHAL.html