184.108.40.206. SGMII MAC Mode Auto Negotiation
When the auto-negotiation is complete, the Triple-Speed Ethernet Intel® FPGA IP speed and the duplex mode will be resolved based on the value in the partner_ability register. The partner_ability register is received from the link partner during the auto-negotiation process.
|11:10||COPPER_SPEED[1:0]||RO||Link partner interface speed:
|12||COPPER_DUPLEX_STATUS||RO||Link partner duplex capability:
|14||ACK||RO||Acknowledge. A value of 1 indicates that the link partner has received 3 consecutive matching ability values from the device.|
|15||COPPER_LINK_STATUS||RO||Copper link partner status:
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