JG-mirror/GPU_passthrough/readme.md
James Turland 6e00e0aa3f cleaning
2023-09-20 22:34:29 +01:00

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  1. In your PC/Laptop/Server BIOS make sure the following is enabled in the BIOS:

Intel VT-d & VT-x Intel Compatible list All AMD CPUs from Bulldozer onwards should be compatible.

  1. Get device IDs: lspci -nn

  2. Enable IOMMU in GRUB (check Intel or AMD commands below - choose the right one) nano /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on iommu=pt" GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on" save and exit

  3. run the command "update-grub" now reboot

  4. Enable VFIO Modules nano /etc/modules Add the following modules: vfio vfio_iommu_type1 vfio_pci vfio_virqfd Then, save and exit

Next run: update-initramfs -u -k all and reboot

  1. GPU Isolation From the Host (amend the below to include the IDs of the device you want to isolate) echo "options vfio-pci ids=10de:1381,10de:0fbc disable_vga=1" > /etc/modprobe.d/vfio.conf

  2. Blacklist GPU drivers (here are all that you would ever need) echo "blacklist radeon" >> /etc/modprobe.d/blacklist.conf echo "blacklist nouveau" >> /etc/modprobe.d/blacklist.conf echo "blacklist nvidia" >> /etc/modprobe.d/blacklist.conf echo "blacklist nvidiafb" >> /etc/modprobe.d/blacklist.conf echo "blacklist nvidia_drm" >> /etc/modprobe.d/blacklist.conf

  3. Create a new VM and add the GPU via hardware menu You may need to set it as primary GPU You may need to add a ROM BAR