Critical Issue
Description
Due to a problem with the Intel® Quartus® Prime version 17.1 and earlier transceiver calibration code, Intel Arria® 10 and Intel Cyclone® 10 PCIe* PIPE PHYs configured for Gen1 and Gen2 configurations may fail to link train correctly and reach the L0 state.
Resolution
This problem has been fixed starting in Intel Quartus Prime v17.1.1.