{lib, config, ...}: {
  imports = [
    ../options.nix
  ];

  services = {
    thermald.enable = config.useThermald;

    tlp = lib.mkIf (config.has_battery) {
      enable = true;
      settings = {
        WIFI_PWR_ON_BAT = "on";
        DEVICES_TO_ENABLE_ON_STARTUP = "wifi bluetooth";
        DEVICES_TO_DISABLE_ON_STARTUP = "";
        DEVICES_TO_DISABLE_ON_AC = "";
        DEVICES_TO_DISABLE_ON_BAT = "";

        START_CHARGE_THRESH_BAT0 = 50;
        STOP_CHARGE_THRESH_BAT0 = 85;
      };
    } // config.tlpConfig or {};

    auto-cpufreq = lib.mkIf (config.has_battery) {
      enable = true;
      settings = {
        battery = {
          governor = "powersave"; # Set the CPU governor to powersave.
          energy_performance_preference = "power";
          turbo = "never";

          # enable_thresholds = true;
          # start_threshold = 50;
          # stop_threshold = 90;
        };

        charger = {
          governor = "performance"; # Set the CPU governor to performance when charging.
          turbo = "auto";
        };
      };
    } // config.cpufreqConfig or {};
  };
}