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45 lines
1.4 KiB
45 lines
1.4 KiB
#!/usr/bin/bash
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#
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# Author: Dmitry Razumov <asmeron@ublinux.com>
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# Copyright (c) 2021-2025 UBLinux <support@ublinux.com>
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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#
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# https://github.com/joeknock90/Single-GPU-Passthrough
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# https://passthroughpo.st/simple-per-vm-libvirt-hooks-with-the-vfio-tools-hook-helper/
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# https://wiki.archlinux.org/index.php/PCI_passthrough_via_OVMF
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# https://pve.proxmox.com/wiki/Pci_passthrough
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# set PARAM_KERNEL="video=vesafb:off,efifb:off rd.driver.pre=vfio_pci amd_iommu=on iommu=pt vfio-pci.ids=10de:1287,10de:0e0f vfio-pci.disable_vga=1 snd-hda-intel.enable_msi=1"
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# Helpful to read output when debugging
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set -x
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# Stop display manager
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systemctl stop display-manager.service
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## Uncomment the following line if you use GDM
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#killall gdm-x-session
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# Unbind VTconsoles
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echo 0 > /sys/class/vtconsole/vtcon0/bind
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echo 0 > /sys/class/vtconsole/vtcon1/bind
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# Unbind EFI-Framebuffer
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echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind
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# Avoid a Race condition by waiting 2 seconds. This can be calibrated to be shorter or longer if required for your system
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sleep 2
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modprobe -r vfio-pci
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modprobe -r nvidia_drm
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modprobe -r nvidia_modeset
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modprobe -r drm_kms_helper
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modprobe -r drm
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modprobe -r nvidia_uvm
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modprobe -r nvidia
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# Unbind the GPU from display driver
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virsh nodedev-detach pci_0000_09_00_0
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virsh nodedev-detach pci_0000_09_00_1
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# Load VFIO Kernel Module
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modprobe vfio-pci |