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testing nvidia prime offloading

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This commit is contained in:
Gerg-L 2023-03-22 20:29:01 -04:00
parent ee95fa7ead
commit 70d19cb60f
5 changed files with 32 additions and 16 deletions
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8
systems/gerg-desktop/default.nix
View file

@ -40,6 +40,7 @@ inputs: {
services.xserver = {
videoDrivers = ["nvidia" "amdgpu"];
};
nixpkgs.config.allowUnfree = true;
environment.systemPackages = [
@ -65,6 +66,13 @@ inputs: {
wrapProgram "$out/bin/webcord" --run 'rm $HOME/.config/WebCord/windowState.json'
'';
})
(pkgs.writeShellScriptBin "nvidia-offload" ''
export __NV_PRIME_RENDER_OFFLOAD=1
export __NV_PRIME_RENDER_OFFLOAD_PROVIDER=NVIDIA-G0
export __GLX_VENDOR_LIBRARY_NAME=nvidia
export __VK_LAYER_NV_optimus=NVIDIA_only
exec "$@"
'')
];
environment.etc."xdg/alacritty/alacritty.yml".source = "${self}/misc/alacritty.yml";

10
systems/gerg-desktop/vfio.nix
View file

@ -74,12 +74,16 @@ in {
users.users."${settings.username}".extraGroups = ["kvm" "libvirtd"];
#xrandr --setprovideroutputsource "AMD Radeon Graphics @ pci:0000:0f:00.0" NVIDIA-0
#xrandr --output DP-0 --mode 3440x1440 --rate 120 --primary --pos 0x0
#xrandr --output HDMI-A-1-0 --mode 1920x1080 --rate 144 --set TearFree on --pos 3440x360
#xset -dpms
#prime sync
services.xserver.displayManager.xserverArgs = lib.mkAfter ["-config /tmp/xorg.conf"];
services.xserver.displayManager.sessionCommands = lib.mkBefore ''
if ! (test -e "/tmp/ONE_MONITOR"); then
xrandr --setprovideroutputsource "AMD Radeon Graphics @ pci:0000:0f:00.0" NVIDIA-0
xrandr --output DP-0 --mode 3440x1440 --rate 120 --primary --pos 0x0
xrandr --output HDMI-A-1-0 --mode 1920x1080 --rate 144 --set TearFree on --pos 3440x360
xrandr --output DP-1-0 --auto --mode 3440x1440 --rate 120 --primary --pos 0x0
xrandr --output HDMI-A-0 --auto --mode 1920x1080 --rate 144 --set TearFree on --pos 3440x360
xset -dpms
fi
'';