Also i do not see it mentioned using vfio-bind shellscript to bind pci device to be passed through to vfio driver. Also Roel try booting with both emulated vga and passed-through card. Maybe it will yield some results.
On 2015.12.16 00:26, A de Beus wrote: > I believe kernel 4.2.6 is broken. Use the linux-lts kernel which I > think is still 4.1.6. > > On Dec 15, 2015, at 3:18 PM, Roel Van Gorp <roelvang...@gmail.com > <mailto:roelvang...@gmail.com>> wrote: > >> Hi guys, >> >> After successfully setting up a W10 VM while passing through my GTX >> 980ti on my old Arch linux install, I now have some difficulties >> setting it up on a new Fedora installation using the exact same >> hardware configuration. >> >> I'm using a fresh Fedora 23 installation, kernel 4.2.6-301, the >> virt-preview repo for the latest virtualization packages and the >> firmware repo at https://www.kraxel.org/repos/firmware.repo for the >> latest OVFM firmware. >> >> I mostly based myself on Alex Williamson's blog to set this up, >> resulting in the following changes in the following files: >> >> */etc/sysconfig/grub:* >> >> GRUB_CMDLINE_LINUX="rd.lvm.lv <http://rd.lvm.lv>=fedora/root >> rd.lvm.lv <http://rd.lvm.lv>=fedora/swap rhgb quiet intel_iommu=on >> rd.driver.pre=vfio-pci" >> >> */etc/modprobe.d/local.conf * >> >> options vfio-pci ids=10de:17c8,10de:0fb0 >> options vfio-pci disable_vga=1 >> >> */etc/dracut.conf.d/local.conf* >> >> add_drivers+="vfio vfio_iommu_type1 vfio_pci vfio_virqfd" >> >> >> This seems to have successfully enabled the vfio-pci driver, as shown >> by the output of lspci -nnk: >> >> 01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GM200 >> [GeForce GTX 980 Ti] [10de:17c8] (rev a1) >> Subsystem: Micro-Star International Co., Ltd. [MSI] Device [1462:3232] >> Kernel driver in use: vfio-pci >> Kernel modules: nouveau >> 01:00.1 Audio device [0403]: NVIDIA Corporation Device [10de:0fb0] >> (rev a1) >> Subsystem: Micro-Star International Co., Ltd. [MSI] Device [1462:3232] >> Kernel driver in use: vfio-pci >> Kernel modules: snd_hda_intel >> >> *The VM:* >> >> Now I first set up the VM without PCI passthrough using virt-manager >> and everything worked as expected using a virtual display, allowing >> me to fully install Windows 10 Pro. The problems started when >> removing the virtual display and adding the PCI devices for the GTX >> 980 ti. There is no video output, and looking at the CPU monitor in >> virt-manager there is a short CPU spike after which it seems hangs at >> around 1-2%. Reattaching the virtual display again shows the bios >> splash screen normally as expected, after which it goes to black with >> just the small white prompt dash. Removing the PCI devices from the >> configuration again allow the VM to boot normally again. Here is the >> xml config for the VM: >> >> <domain type='kvm'> >> <name>win10</name> >> <uuid>527f731e-0d9e-460a-a1ef-7a010e191c34</uuid> >> <memory unit='KiB'>2560000</memory> >> <currentMemory unit='KiB'>2560000</currentMemory> >> <vcpu placement='static'>2</vcpu> >> <os> >> <type arch='x86_64' machine='pc-i440fx-2.4'>hvm</type> >> <loader readonly='yes' >> type='pflash'>/usr/share/edk2.git/ovmf-x64/OVMF_CODE-pure-efi.fd</loader> >> <nvram>/var/lib/libvirt/qemu/nvram/win10_VARS.fd</nvram> >> <boot dev='hd'/> >> </os> >> <features> >> <acpi/> >> <apic/> >> <pae/> >> <hyperv> >> <relaxed state='on'/> >> <vapic state='on'/> >> <spinlocks state='on' retries='8191'/> >> </hyperv> >> <vmport state='off'/> >> </features> >> <cpu mode='host-passthrough'> >> <topology sockets='1' cores='2' threads='1'/> >> </cpu> >> <clock offset='localtime'> >> <timer name='rtc' tickpolicy='catchup'/> >> <timer name='pit' tickpolicy='delay'/> >> <timer name='hpet' present='no'/> >> <timer name='hypervclock' present='yes'/> >> </clock> >> <on_poweroff>destroy</on_poweroff> >> <on_reboot>restart</on_reboot> >> <on_crash>restart</on_crash> >> <pm> >> <suspend-to-mem enabled='no'/> >> <suspend-to-disk enabled='no'/> >> </pm> >> <devices> >> <emulator>/usr/bin/qemu-kvm</emulator> >> <disk type='file' device='disk'> >> <driver name='qemu' type='qcow2'/> >> <source file='/var/lib/libvirt/images/win10.qcow2'/> >> <target dev='vda' bus='virtio'/> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' >> function='0x0'/> >> </disk> >> <controller type='usb' index='0' model='ich9-ehci1'> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' >> function='0x7'/> >> </controller> >> <controller type='usb' index='0' model='ich9-uhci1'> >> <master startport='0'/> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' >> function='0x0' multifunction='on'/> >> </controller> >> <controller type='usb' index='0' model='ich9-uhci2'> >> <master startport='2'/> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' >> function='0x1'/> >> </controller> >> <controller type='usb' index='0' model='ich9-uhci3'> >> <master startport='4'/> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' >> function='0x2'/> >> </controller> >> <controller type='pci' index='0' model='pci-root'/> >> <interface type='network'> >> <mac address='52:54:00:21:17:b8'/> >> <source network='default'/> >> <model type='rtl8139'/> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' >> function='0x0'/> >> </interface> >> <hostdev mode='subsystem' type='pci' managed='yes'> >> <source> >> <address domain='0x0000' bus='0x01' slot='0x00' function='0x0'/> >> </source> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' >> function='0x0'/> >> </hostdev> >> <hostdev mode='subsystem' type='pci' managed='yes'> >> <source> >> <address domain='0x0000' bus='0x01' slot='0x00' function='0x1'/> >> </source> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x04' >> function='0x0'/> >> </hostdev> >> <memballoon model='virtio'> >> <address type='pci' domain='0x0000' bus='0x00' slot='0x08' >> function='0x0'/> >> </memballoon> >> </devices> >> </domain> >> >> >> Any help would be greatly appreciated! >> _______________________________________________ >> vfio-users mailing list >> vfio-users@redhat.com <mailto:vfio-users@redhat.com> >> https://www.redhat.com/mailman/listinfo/vfio-users > > > _______________________________________________ > vfio-users mailing list > vfio-users@redhat.com > https://www.redhat.com/mailman/listinfo/vfio-users
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