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Gerg-L 2023-09-23 17:35:09 -04:00
parent 3ad599c6aa
commit de7683556e
Signed by: gerg-l
SSH key fingerprint: SHA256:FPYDHIkvMocr4wdmZXpgpJjsb2Tw6rASs2ISPbOb0KI
21 changed files with 462 additions and 403 deletions
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80
hosts/gerg-desktop/vfio.nix
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@ -37,6 +37,16 @@ let
echo >> $out
'';
###END OF TAKEN PART
cfg_monitors = pkgs.writeShellApplication {
name = "cfg_monitors";
runtimeInputs = [pkgs.xorg.xrandr pkgs.xorg.xset pkgs.gawk pkgs.gnugrep];
text = ''
xrandr --output DP-0 --auto --mode 3440x1440 --rate 120 --primary --pos 0x0
xrandr --output "$(xrandr | grep -e 'HDMI.* connected.*'| awk '{ print$1 }')" --auto --mode 1920x1080 --rate 144 --set TearFree on --pos 3440x360
xset -dpms
'';
};
in {
environment.etc = {
"Xorg/1_mon.conf".source = pkgs.runCommand "1_mon.conf" {} (
@ -103,6 +113,7 @@ in {
systemPackages = [
pkgs.virt-manager
pkgs.dmidecode
cfg_monitors
];
shellAliases = {
vm-start = "virsh start Windows";
@ -110,53 +121,58 @@ in {
};
};
programs.dconf.enable = true;
users.users.gerg.extraGroups = ["kvm" "libvirtd"];
services.xserver.displayManager.xserverArgs = lib.mkAfter ["-config /etc/Xorg/active.conf"];
services.xserver.displayManager.sessionCommands = lib.mkBefore ''
if ! [ -e "/etc/Xorg/ONE_MONITOR" ] ; then
xrandr --output DP-0 --auto --mode 3440x1440 --rate 120 --primary --pos 0x0
xrandr --output "$(xrandr | grep -e 'HDMI.* connected.*'| awk '{ print$1 }')" --auto --mode 1920x1080 --rate 144 --set TearFree on --pos 3440x360
xset -dpms
${lib.getExe cfg_monitors}
fi
'';
systemd.tmpfiles.rules = let
qemuHook = pkgs.writeShellScript "qemu-hook" ''
GUEST_NAME="$1"
OPERATION="$2"
SUB_OPERATION="$3"
qemuHook = pkgs.writeShellApplication {
name = "qemu-hook";
if [ "$GUEST_NAME" == "Windows" ]; then
if [ "$OPERATION" == "prepare" ]; then
runtimeInputs = [pkgs.libvirt pkgs.systemd pkgs.kmod];
text = ''
GUEST_NAME="$1"
OPERATION="$2"
if [ "$GUEST_NAME" == "Windows" ]; then
if [ "$OPERATION" == "prepare" ]; then
systemctl stop display-manager.service
modprobe -r -a nvidia_uvm nvidia_drm nvidia nvidia_modeset
virsh nodedev-detach pci_0000_01_00_0
virsh nodedev-detach pci_0000_01_00_1
systemctl set-property --runtime -- user.slice AllowedCPUs=8-15,24-31
systemctl set-property --runtime -- system.slice AllowedCPUs=8-15,24-31
systemctl set-property --runtime -- init.scope AllowedCPUs=8-15,24-31
ln -fs /etc/Xorg/1_mon.conf /etc/Xorg/active.conf
touch /etc/Xorg/ONE_MONITOR
systemctl start display-manager.service
fi
if [ "$OPERATION" == "release" ]; then
systemctl stop display-manager.service
modprobe -r -a nvidia_uvm nvidia_drm nvidia nvidia_modeset
${pkgs.libvirt}/bin/virsh nodedev-detach pci_0000_01_00_0
${pkgs.libvirt}/bin/virsh nodedev-detach pci_0000_01_00_1
systemctl set-property --runtime -- user.slice AllowedCPUs=8-15,24-31
systemctl set-property --runtime -- system.slice AllowedCPUs=8-15,24-31
systemctl set-property --runtime -- init.scope AllowedCPUs=8-15,24-31
ln -fs /etc/Xorg/1_mon.conf /etc/Xorg/active.conf
touch /etc/Xorg/ONE_MONITOR
systemctl set-property --runtime -- user.slice AllowedCPUs=0-31
systemctl set-property --runtime -- system.slice AllowedCPUs=0-31
systemctl set-property --runtime -- init.scope AllowedCPUs=0-31
virsh nodedev-reattach pci_0000_01_00_0
virsh nodedev-reattach pci_0000_01_00_1
modprobe -a nvidia_uvm nvidia_drm nvidia nvidia_modeset
ln -fs /etc/Xorg/2_mon.conf /etc/Xorg/active.conf
rm /etc/Xorg/ONE_MONITOR
systemctl start display-manager.service
fi
fi
if [ "$OPERATION" == "release" ]; then
systemctl stop display-manager.service
systemctl set-property --runtime -- user.slice AllowedCPUs=0-31
systemctl set-property --runtime -- system.slice AllowedCPUs=0-31
systemctl set-property --runtime -- init.scope AllowedCPUs=0-31
${pkgs.libvirt}/bin/virsh nodedev-reattach pci_0000_01_00_0
${pkgs.libvirt}/bin/virsh nodedev-reattach pci_0000_01_00_1
modprobe -a nvidia_uvm nvidia_drm nvidia nvidia_modeset
ln -fs /etc/Xorg/2_mon.conf /etc/Xorg/active.conf
rm /etc/Xorg/ONE_MONITOR
systemctl start display-manager.service
fi
fi
'';
'';
};
in [
"L /etc/Xorg/active.conf - - - - /etc/Xorg/2_mon.conf"
"C /var/lib/libvirt/hooks/qemu - - - - ${qemuHook}"
"C /var/lib/libvirt/hooks/qemu - - - - ${lib.getExe qemuHook}"
"C /var/lib/libvirt/qemu/Windows.xml - - - - ${./Windows.xml}"
];
_file = ./vfio.nix;