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SScib1's avatar
SScib1
Icon for New Contributor rankNew Contributor
6 years ago

Cannot read Vendor ID of ARRIA 10 PCIe Root Port AVMM IP on CRA bus

The PCIe RP Ip is in LO state, Sync is ok. My first acces is to read the Vendor ID of the PCie RP IP. When I sent the following sequence on the CRA bus I never get an answer: ​Add=2000h Data=0400_...
SengKok_L_Intel's avatar
SengKok_L_Intel
Icon for Regular Contributor rankRegular Contributor
6 years ago
Hi Serge, Are you trying to read the vendor ID of the end points that connected to the root port? From the CRA sequence above, both request ID and BDF = 0? Could you please confirm if the BDF is all zero? Regards -SK