Daniel P. Berrangé wrote: > On Thu, Feb 05, 2026 at 10:38:27PM -0000, bertrandlec--- via Devel wrote: > > Bertrand, can you share `lspci -t` output, and also `lspci -vvs 80:00.0` ? > Having read this > > https://www.techpowerup.com/review/intel-core-ultra-arrow-lake-preview/5.htm... > > I think I somewhat understand what your machine is showing here.
Yes, my PCH is a Intel 800 Series WM880. > The CPU itself has integrated PCI host bridge, and then there's a further > hostbridge provided by the 800 series chipset > In sysfs on your machine do you see multiple dir entries at > > /sys/devices/pciNNNN.NN > > ??? If so, that's how we can identify the root complexes, regardless of > the unexpectedly missing host bridge at 0000:80:00.0 Yes I have /sys/devices/pci0000:00 and /sys/devices/pci0000:80. Bertrand
