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#OVMF QEMU VGA PASSTHROUGH UPDATE#
KVM/VFIO What you need: My specs: Things to keep in mind: Getting Started Basic Hardware Topology Getting Started Update System Check IOMMU Grouping ACS Kernel Patch (simplest method) Grub Configuration Confirm IOMMU Grouping Isolating PCI Devices (Optional) Fixing audio kernel driver Preparing QEMU Installation Adding your user to libvirt group Enabling UEFI Support (VERY IMPORTANT!) Installing Windows 10 Deploying Virtual Machine Configuring Virtual Machine Installing the OS OS Configuration (Post-Install) XML Configuration Final Configurations Mouse support Monitor output Game on! Introduction Before we start. device piix4-ide,bus=pcie.0,id=piix4-ide -device vfio-pci,host=02:00.0,bus=root.1,addr=00.0,multifunction=on -device vfio-pci,host=02:00.1,bus=pcie.Guide to GPU Passthrough (Arch-based) Table of Contents Introduction Before we start. drive file=OS-image.img,index=0,media=disk,format=raw \ usb -device usb-host,vendorid=0x0461,productid=0x4d20 -device usb-host,vendorid=0x0b38,productid=0x0003 -soundhw ac97 \ device ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root.1 -vga none \ PS : sorry for my bad english, I am frenchĪccording to last comment, I have installed the OS in emulated graphic card, then I reboot from gpu passtrought and everything works perfectly !Įcho 1002 68f9 | tee /sys/bus/pci/drivers/vfio-pci/new_idĮcho 1002 aa68 | tee /sys/bus/pci/drivers/vfio-pci/new_id I have try use a "fresh" version of qemu (4.0.0) and OVMF (compiled from the GIT sources) but It does not changes anything. I think the problem comes from the "x-vga=on" option, but it not works on the new versions, I have got this error : qemu-system-x86_64: -device vfio-pci,host=02:00.0,bus=root.1,addr=00.0,multifunction=on,x-vga=on: vfio 0000:02:00.0: failed getting region info for VGA region index 8: Invalid argumentĭevice does not support requested feature x-vga drive file=/home/user/ubuntuimage,id=disk,format=raw,if=none -device ide-hd,bus=piix4-ide.0,drive=disk
vga none -device ioh3420,bus=pcie.0,addr=1c.0,multifunction=on,port=1,chassis=1,id=root.1 \ Subsystem: Micro-Star International Co., Ltd. Cedar Ġ2:00.1 Audio device : Advanced Micro Devices, Inc. Subsystem: Gigabyte Technology Co., Ltd GK208 HDMI/DP Audio Controller Ġ2:00.0 VGA compatible controller : Advanced Micro Devices, Inc.
Kernel modules: nvidiafb, nouveau, nvidia_drm, nvidiaĠ1:00.1 Audio device : NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1) Subsystem: Gigabyte Technology Co., Ltd GK208B device piix4-ide,bus=pcie.0,id=piix4-ide -device vfio-pci,host=02:00.0,bus=root.1,addr=00.0,multifunction=on -device vfio-pci,host=02:00.1,bus=pcie.0 \īut Its not working, when I launch the script, 2nd graphic card VGA screen lights up, displays ubuntu plymouth screen, and after nothing, the screen stays on, but displays a black screen.Ġ1:00.0 VGA compatible controller : NVIDIA Corporation GK208B (rev a1) hda virtualrawdrive -cdrom ubuntuinstall.iso \ I have written this startup script : #/bin/shĮcho '0000:02:00.1' | tee /sys/bus/pci/devices/0000:02:00.1/driver/unbindĮcho 1002 68f9 | sudo tee /sys/bus/pci/drivers/vfio-pci/new_idĮcho 1002 aa68 | sudo tee /sys/bus/pci/drivers/vfio-pci/new_id (I know its a little bit outdated configuration but I am not a gamer so I do not need more) Now I am trying to remake this machine with the same configuration ( just 1-2 things different) Previously at may 2017 I have configured a virtual qemu machine with a gpu passthrought of a radeon 5450, it works fine except a kernel panic (on VM) after the 2nd boot of the VM.
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