kopatz/nix-config
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still fail at virt manager

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Kopatz
2024-04-24 16:38:40 +02:00
parent 0c9a60a377
commit f0eee9c0eb
4 changed files with 28 additions and 43 deletions
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65
modules/misc/hook.sh
View File

@@ -1,53 +1,41 @@
exec 19>>/home/kopatz/Desktop/stoplogfile
BASH_XTRACEFD=19
set -x
set +o errexit
set +o nounset
set +o pipefail
#exec 19>>/home/kopatz/Desktop/stoplogfile
#BASH_XTRACEFD=19
#set -x
#set +o errexit
#set +o nounset
#set +o pipefail
GUEST_NAME="$1"
HOOK_NAME="$2"
STATE_NAME="$3"
GPU_PCI="pci_0000_2B_00_0"
GPU_AUDIO_PCI="pci_0000_2B_00_1"
GPU_MODULES="nvidia_drm nvidia_modeset nvidia_uvm nvidia"
GPU_PCI="pci_0000_2b_00_0"
GPU_AUDIO_PCI="pci_0000_2b_00_1"
#GPU_MODULES="nvidia_uvm nvidia_drm nvidia_modeset nvidia"
if [ "$GUEST_NAME" != "gpu_passthrough" ]; then
if [[ ! "$GUEST_NAME" =~ ^gpu_passthrough ]]; then
exit 0
fi
if [ "$HOOK_NAME" == "prepare" ] && [ "$STATE_NAME" == "begin" ]; then
# Unbind VTconsoles
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
# Stop plasma
systemctl --user --machine=kopatz@ stop plasma-\*
systemctl stop display-manager.service
sleep 2
echo 0 > /sys/class/vtconsole/vtcon0/bind
echo 0 > /sys/class/vtconsole/vtcon1/bind
echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/unbind
# Start default network
virsh net-start default
# Unload AMDGPU kernel module
modprobe -r $GPU_MODULES
# Unload kernel module
modprobe -r nvidia_uvm
modprobe -r nvidia_drm
modprobe -r nvidia_modeset
modprobe -r nvidia
# Detach GPU from host
virsh nodedev-detach $GPU_PCI
virsh nodedev-detach $GPU_AUDIO_PCI
sleep 10
# Load VFIO kernel modules
modprobe vfio_pci
exit 0
modprobe vfio-pci
elif [ "$HOOK_NAME" == "release" ] && [ "$STATE_NAME" == "end" ]; then
# Stop default network
virsh net-destroy default
# Unload VFIO kernel modules
modprobe -r vfio-pci
@@ -55,21 +43,16 @@ elif [ "$HOOK_NAME" == "release" ] && [ "$STATE_NAME" == "end" ]; then
virsh nodedev-reattach $GPU_PCI
virsh nodedev-reattach $GPU_AUDIO_PCI
sleep 5
echo "efi-framebuffer.0" > /sys/bus/platform/drivers/efi-framebuffer/bind
# Load NVIDIA kernel modules
modprobe $GPU_MODULES
modprobe nvidia
modprobe nvidia_modeset
modprobe nvidia_drm
modprobe nvidia_uvm
sleep 2
# Bind EFI Framebuffer
echo efi-framebuffer.0 > /sys/bus/platform/drivers/efi-framebuffer/bind
# Bind VTconsoles
echo 1 > /sys/class/vtconsole/vtcon0/bind
echo 1 > /sys/class/vtconsole/vtcon1/bind
# Start DM
systemctl start display-manager.service
fi

3
modules/misc/virt-manager.nix
View File

@@ -20,7 +20,8 @@ in
libvirtd = {
enable = true;
qemu = {
package = pkgs.qemu_kvm;
#package = pkgs.qemu_kvm;
runAsRoot = true;
swtpm.enable = true;
ovmf.enable = true;
ovmf.packages = [ pkgs.OVMFFull.fd ];