PCIe* functional issue after extending the HPS DDR size from 2GB to 3GB

Description

Due to a problem in the Quartus® Prime Pro Edition Software version 18.1, the PCI Express* FPGA IP Core will have a functional issue if the HPS DDR External Memory size is extended from 2GB to 3GB for the Arria® 10 FPGA SX660 board if using Linux* Kernel 4.9.78.

Resolution

To work around this issue in the Intel® Quartus® Prime Pro Edition Software version 18.1, update the Linux* Kernel to version 5.10 or above.