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FZOVK's avatar
FZOVK
Icon for New Contributor rankNew Contributor
6 years ago

Problems reading from Ethernet MAC via Avalon MM bridge to streaming PCIe

We are using an Arria 10 with the Low Latency 10G Ethernet MAC IP and are attempting to write and read its control registers using PCIe with a native Avalon streaming interface connected to an Avalon...
Deshi_Intel's avatar
Deshi_Intel
Icon for Regular Contributor rankRegular Contributor
6 years ago
HI Frank, Have you reviewed your design to ensure there is no timing violation in Quartus timequest analysis that may affect the data transfer ? After you confirmed your design timing is clean, then you can further isolate whether the issue is with Ethernet MAC or PCIe by using other method to read back Ethernet MAC register value like JTAG master or RTL state machine access or NIOS access. Thanks. Regards, dlim