start.sh

# Path >> /etc/libvirt/hooks/qemu.d/win10/prepare/begin/start.sh
#!/bin/bash
### Debugging
set -x

### Load variables defined in kvm.conf
source "/etc/libvirt/hooks/kvm.conf"

### Stop display manager
systemctl stop sddm.service ### Manjaro / Arch / ArchTitus
# systemctl stop display-manager.service

### Uncomment the following line if you use GDM
# killall gdm-x-session

### Unbind VTconsoles   -   ls /sys/class/vtconsole/
echo 0 > /sys/class/vtconsole/vtcon0/bind
echo 0 > /sys/class/vtconsole/vtcon1/bind

### Unbind EFI-Framebuffer
echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind

### Avoid a Race condition by waiting 10 seconds. This can be calibrated to be shorter or longer if required for your system
sleep 10

### Unload nVidia - uncomment if nVidia is GPU
# modprobe -r nvidia_drm
# modprobe -r nvidia_modeset
# modprobe -r drm_kms_helper
# modprobe -r nvidia
# modprobe -r i2c_nvidia_gpu
# modprobe -r drm
# modprobe -r nvidia_uvm

### Unload AMD  - uncomment if AMD is GPU
modprode -r amdgpu # Video Driver
# modprode -r snd_hda_intel # Audio Driver


### Unbind the GPU from display driver
virsh nodedev-detach $VIRSH_GPU_VIDEO
virsh nodedev-detach $VIRSH_GPU_AUDIO

### Load VFIO Kernel Module
modprobe vfio
modprobe vfio-pci
modprobe vfio_iommu_type1