Why do I see additional BAR’s reported when executing the lscpi command for Intel® Arria® 10 Hard IP for PCI* Express? - Why do I see additional BAR’s reported when executing the lscpi command for Intel® Arria® 10 Hard IP for PCI* Express? Description Due to a problem in Intel® Quartus® Prime software version 18.0 and earlier you may see additional BAR’s reported by lspci when using the Intel® Arria® 10 Hard IP for PCI* Express. See the example below: lspci -nn -vv -s 0000:04:00.0 Region 0: Memory at 11b0200000000 (64-bit, prefetchable) [disabled] [size=128M] Region 2: Memory at 11b00f0200000 (32-bit, non-prefetchable) [disabled] [size=16] Region 3: Memory at 11b00f0200010 (32-bit, non-prefetchable) [disabled] [size=16] Region 4: Memory at 11b00f0200020 (32-bit, non-prefetchable) [disabled] [size=16] Region 5: Memory at 11b00f0200030 (32-bit, non-prefetchable) [disabled] [size=16] Resolution This problem has been fixed starting in the Intel® Quartus® Prime software version 18.1. Custom Fields values: ['novalue'] Troubleshooting FB: 568796; False ['Arria® 10 Cyclone® 10 Hard IP for PCI Express'] ['FPGA Dev Tools Quartus® Prime Software Pro', 'FPGA Dev Tools Quartus® Prime Software Standard'] 18.1 18.0 ['Arria® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']