nixos/hardware-configuration.nix

# Do not modify this file!  It was generated by ‘nixos-generate-config’
# and may be overwritten by future invocations.  Please make changes
# to /etc/nixos/configuration.nix instead.
{ config, lib, pkgs, modulesPath, ... }:

# let unstable = import <nixos-unstable> { config = { allowUnfree = true; }; };
# in
{
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
    <nixos-hardware/lenovo/thinkpad/x1/7th-gen>
    # <nixos-unstable/nixos/modules/services/hardware/thermald.nix>
  ];

  # disabledModules = [ "services/hardware/thermald.nix" ];

  boot.initrd.availableKernelModules =
    [ "xhci_pci" "nvme" "usb_storage" "sd_mod" "thinkpad_acpi" ];
  boot.initrd.kernelModules = [ ];
  boot.kernelModules = [ "kvm-intel" "thinkpad_acpi" ];
  boot.kernelPackages = pkgs.linuxPackages_latest;
  #boot.kernelParams = [ "i915.force_probe=3ea0" "intel_pstate=disable" ];
  boot.kernelParams = [ "i915.force_probe=3ea0" "intel_pstate=no_hwp" ];
  boot.extraModulePackages = [ ];

  fileSystems."/" = {
    device = "/dev/disk/by-uuid/74437b9e-4505-4263-a688-1341827822a0";
    fsType = "ext4";
  };

  fileSystems."/boot" = {
    device = "/dev/disk/by-uuid/5D25-EACA";
    fsType = "vfat";
  };

  swapDevices =
    [{ device = "/dev/disk/by-uuid/e637bf0c-36dd-4bb0-8828-3b3eb2058909"; }];

  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
  # (the default) this is the recommended approach. When using systemd-networkd it's
  # still possible to use this option, but it's recommended to use it in conjunction
  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
  networking.useDHCP = lib.mkDefault true;
  # networking.interfaces.enp0s31f6.useDHCP = lib.mkDefault true;
  # networking.interfaces.wlp0s20f3.useDHCP = lib.mkDefault true;

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  hardware.cpu.intel.updateMicrocode =
    lib.mkDefault config.hardware.enableRedistributableFirmware;
  # hardware.enableAllFirmware = true;

  nixpkgs.config.packageOverrides = pkgs: {
    intel-vaapi-driver =
      pkgs.intel-vaapi-driver.override { enableHybridCodec = true; };
  };
  hardware.opengl = {
    enable = true;
    driSupport = true;
    driSupport32Bit = true;
  };

  services = {
    #tlp = {
    #  enable = true;
    #  settings = {
    #    CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
    #    CPU_ENERGY_PERF_POLICY_ON_BAT = "powersave";

    #    CPU_SCALING_GOVERNOR_ON_AC = "performance";
    #    CPU_ENERGY_PERF_POLICY_ON_AC = "performance";

    #    # CPU_MIN_PERF_ON_AC = 0;
    #    # CPU_MAX_PERF_ON_AC = 100;
    #    # CPU_MIN_PERF_ON_BAT = 0;
    #    # CPU_MAX_PERF_ON_BAT = 20;

    #    # Optional helps save long term battery health
    #    START_CHARGE_THRESH_BAT0 = 50; # 40 and bellow it starts to charge
    #    STOP_CHARGE_THRESH_BAT0 = 90; # 80 and above it stops charging
    #  };
    #};
    #upower.enable = true;

    #thermald = {
    #  enable = true;
    #  ignoreCpuidCheck = true;
    #};

    #auto-cpufreq = {
    #  enable = true;
    #  settings = {
    #    battery = {
    #      governor = "conservative";
    #      turbo = "never";
    #    };
    #    charger = {
    #      governor = "performance";
    #      turbo = "auto";
    #    };
    #  };
    #};

    #undervolt = {
    #  enable = true;
    #  tempAc = 100;
    #  tempBat = 80;
    #  gpuOffset = -50;
    #  coreOffset = -50;
    #};

    fprintd = {
      enable = true;
      tod.enable = true;
      tod.driver = pkgs.libfprint-2-tod1-goodix;
    };

    fwupd.enable = true;

    #system76-scheduler = {
    #  enable = true;
    #  useStockConfig = true;
    #  settings.cfsProfiles.enable = true;
    #};
    power-profiles-daemon.enable = true;
  };

  #powerManagement = {
  #  enable = true;
  #  powertop.enable = true;
  #  # cpuFreqGovernor = "conservative";
  #};

  environment.sessionVariables = {
    LIBVA_DRIVER_NAME = "iHD";
  }; # Force intel-media-driver
}