mirror of
https://gitlab.com/risingprismtv/single-gpu-passthrough.git
synced 2024-12-22 13:45:22 +00:00
96 lines
2.7 KiB
Bash
Executable File
96 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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# Helpful to read output when debugging
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set -x
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long_delay=10
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medium_delay=5
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short_delay=1
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echo "Beginning of startup!"
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# Stop currently running display manager
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if test -e "/tmp/vfio-store-display-manager" ; then
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rm -f /tmp/vfio-store-display-manager
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fi
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if systemctl is-active --quiet sddm.service ; then
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echo sddm.service >> /tmp/vfio-store-display-manager
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systemctl stop sddm.service
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fi
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while systemctl is-active --quiet sddm.service ; do
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sleep "${short_delay}"
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done
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if systemctl is-active --quiet gdm.service ; then
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echo gdm.service >> /tmp/vfio-store-display-manager
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systemctl stop gdm.service
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fi
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if systemctl is-active --quiet lightdm.service ; then
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echo lightdm.service >> /tmp/vfio-store-display-manager
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systemctl stop lightdm.service
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fi
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if systemctl is-active --quiet lxdm.service ; then
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echo lxdm.service >> /tmp/vfio-store-display-manager
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systemctl stop lxdm.service
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fi
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if systemctl is-active --quiet xdm.service ; then
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echo xdm.service >> /tmp/vfio-store-display-manager
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systemctl stop xdm.service
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fi
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# Unbind VTconsoles if currently bound
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if test -e "/sys/class/vtconsole/vtcon0/bind" ; then
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echo 0 > /sys/class/vtconsole/vtcon0/bind
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sleep "${long_delay}"
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fi
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if test -e "/sys/class/vtconsole/vtcon1/bind" ; then
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echo 0 > /sys/class/vtconsole/vtcon1/bind
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sleep "${long_delay}"
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fi
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#Unbind EFI-Framebuffer if currently bound
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if test -e "/sys/bus/platform/drivers/efi-framebuffer/unbind" ; then
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echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind
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sleep "${medium_delay}"
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else
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echo "Could not find framebuffer to unload!"
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fi
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# Unload loaded GPU drivers
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if test -e "/tmp/vfio-loaded-gpu-modules" ; then
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rm -f /tmp/vfio-loaded-gpu-modules
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fi
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if lsmod | grep amdgpu &> /dev/null ; then
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modprobe -r amdgpu
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echo amdgpu >> /tmp/vfio-loaded-gpu-modules
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fi
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while lsmod | grep amdgpu &> /dev/null ; do
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sleep 1
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done
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if lsmod | grep nvidia_drm &> /dev/null ; then
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modprobe -r nvidia_drm
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echo nvidia_drm >> /tmp/vfio-loaded-gpu-modules
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fi
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if lsmod | grep nvidia_modeset &> /dev/null ; then
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modprobe -r nvidia_modeset
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echo nvidia_modeset >> /tmp/vfio-loaded-gpu-modules
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fi
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if lsmod | grep nvidia_uvm &> /dev/null ; then
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modprobe -r nvidia_uvm
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echo nvidia_uvm >> /tmp/vfio-loaded-gpu-modules
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fi
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if lsmod | grep nvidia &> /dev/null ; then
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modprobe -r nvidia
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echo nvidia >> /tmp/vfio-loaded-gpu-modules
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fi
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if lsmod | grep ipmi_devintf &> /dev/null ; then
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modprobe -r ipmi_devintf
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echo ipmi_devintf >> /tmp/vfio-loaded-gpu-modules
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fi
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# Unbind the GPU from display driver
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virsh nodedev-detach pci_0000_01_00_0
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virsh nodedev-detach pci_0000_01_00_1
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# Load VFIO kernel module
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modprobe vfio-pci
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echo "End of startup!" |