[cc +igor, +mst] Appears that it's no longer possible to use multifunction devices at PCIe at all due to hotplug being an integral part of device realization now. Thanks,
Alex On Sun, 2014-02-16 at 15:57 +0000, Nigel Kukard wrote: > Hi guys, > > Starting from the patch series in 9f117d41 the below error is > observed... (reverting to the patch right before it works fine a1483f88) > > Here is the error: > qemu-system-x86_64: hw/pci/pcie.c:240: pcie_cap_slot_hotplug_common: > Assertion `((pci_dev->devfn) & 0x07) == 0' failed. > > Here is the command that generated it... > > CMDLINE: $VAR1 = [ > 'qemu-system-x86_64', > '-m', > '8G', > '-machine', > 'q35', > '-cpu', > 'qemu64', > '-smp', > '4,sockets=1,cores=4,threads=1', > '-enable-kvm', > '-device', > > 'ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root.1', > '-device', > > 'vfio-pci,host=03:00.0,bus=root.1,addr=0.0,multifunction=on,x-vga=on', > '-device', > 'vfio-pci,host=03:00.1,bus=root.1,addr=0.1', > '-device', > 'ide-drive,drive=sata-disk0,bus=ide.0', > '-drive', > > 'file=510-drive_sda.qcow2,id=sata-disk0,format=qcow2,cache=writeback,if=none', > '-vga', > 'none', > '-nographic', > '-boot', > 'menu=on', > ]; > > It seems the hotplug interface doesn't know how to handle multifunction > devices. > > -N >