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Altera_Forum
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17 years ago

PCI Express:Max_payload_size and lane width

i have design a X4 pcie endpoint device based on Quartus pci express ip V7.2. when i plug the device to the x16 pice slot of my dell optiplex 620 host, the device can only be recognized as an ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

Seaman, did you resolve the x1 vs x4 issue? I am facing the same proble with an x8 pcie core. When I plug it into x16 pcie slot of my dell optiplex 775 host, the device is recognized as an x1 pcie deivce.

thanks