95 lines
2.4 KiB
Nix
95 lines
2.4 KiB
Nix
{
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pkgs,
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lib,
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config,
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...
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}: {
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nixpkgs.config.cudaSupport = true;
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services = {
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hardware.bolt.enable = true;
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fstrim.enable = true;
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input-remapper = {
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enable = true;
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enableUdevRules = true;
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};
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};
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nix = {
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settings = {
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system-features = ["gccarch-alderlake"];
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};
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};
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hardware = {
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openrazer = {
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enable = true;
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users = ["david"];
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};
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graphics.package = pkgs.mesa;
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intelgpu = {
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driver = "xe";
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vaapiDriver = "intel-media-driver";
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};
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nvidia = {
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# Fix Nvidia API Change, See <https://github.com/NixOS/nixpkgs/issues/467814/>
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package = config.boot.kernelPackages.nvidiaPackages.beta;
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modesetting.enable = true;
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open = true;
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prime = {
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reverseSync.enable = lib.mkDefault true;
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intelBusId = "PCI:0:2:0";
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nvidiaBusId = "PCI:1:0:0";
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};
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};
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};
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boot = {
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extraModulePackages = with config.boot.kernelPackages; [ddcci-driver];
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kernelModules = [
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"ddcci"
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"ddcci-backlight"
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"i2c-dev"
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];
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binfmt = {
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emulatedSystems = [
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"aarch64-linux"
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"x86_64-windows"
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"wasm64-wasi"
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];
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};
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};
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systemd.services."ddcci@" = {
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description = "ddcci handler";
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after = ["graphical.target"];
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before = ["shutdown.target"];
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conflicts = ["shutdown.target"];
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serviceConfig = {
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Type = "oneshot";
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ExecStart = let
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script = pkgs.writeShellApplication {
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name = "ddcci-handler";
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runtimeInputs = with pkgs; [
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coreutils
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ddcutil
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];
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text = ''
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echo Trying to attach ddcci to "$1"
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success=0
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i=0
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id=$(echo "$1" | cut -d "-" -f 2)
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while ((success < 1)) && ((i++ < 5)); do
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if ddcutil getvcp 10 -b "$id"; then
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if echo ddcci 0x37 > "/sys/bus/i2c/devices/$1/new_device"; then
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success=1
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echo ddcci attached to "$1"
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fi
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fi
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echo "Try $i"
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sleep 1;
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done
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'';
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};
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in "${lib.getExe' script "ddcci-handler"} %i";
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};
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};
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services.udev.extraRules = ''
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SUBSYSTEM=="i2c-dev", ACTION=="add", ATTR{name}=="NVIDIA i2c adapter*", TAG+="ddcci", TAG+="systemd", ENV{SYSTEMD_WANTS}+="ddcci@$kernel.service"
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'';
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}
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