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40 lines
906 B
Bash
40 lines
906 B
Bash
#!/bin/bash
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# Helpful to read output when debugging
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set -x
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## Load the config file with our environmental variables
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source "/etc/libvirt/hooks/kvm.conf"
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# Stop display manager (KDE specific)
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systemctl stop lightdm.service
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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
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sleep 5
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# Unload all Nvidia drivers
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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 nvidia
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modprobe -r i2c_nvidia_gpu
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modprobe -r drm
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# Unbind the GPU from display driver
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virsh nodedev-detach $VIRSH_GPU_VIDEO
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virsh nodedev-detach $VIRSH_GPU_AUDIO
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virsh nodedev-detach $VIRSH_GPU_USB
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virsh nodedev-detach $VIRSH_GPU_SERIAL
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# Load VFIO kernel module
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modprobe vfio
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modprobe vfio_pci
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modprobe vfio_iommu_type1
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