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Altera_Forum's avatar
Altera_Forum
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8 years ago

ethernet phy export to fpga portion

Hi everybody, I'm trying to export the ethernet phy RGMII interface of our de10-nano board to the fpga portion. The phy is connected to the hps and not directly to the fpga. I want to control...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Yes I think you misunderstood the export functionality, it is actually meant to be used the other way round, i.e. to control from the HPS a PHY that would be connected to FPGA pins.

To do what you want I think you need to set both EMACs to "unused", find the pins your PHY are connected to in the Peripherals Mux Table and enable the "LOAN" buttons for each of them. I've never done that myself though.