{...}: {
  services = {
    keyd = {
      enable = true;
      keyboards.default = {
        ids = ["*"];
        settings.main = {
          capslock = "esc";
        };
      };
    };

    power-profiles-daemon.enable = true;

    upower = {
      enable = true;
      percentageLow = 20;
      percentageCritical = 5;
      percentageAction = 3;
      criticalPowerAction = "PowerOff";
    };

    tlp.settings = {
      CPU_ENERGY_PERF_POLICY_ON_AC = "power";
      CPU_ENERGY_PERF_POLICY_ON_BAT = "power";

      CPU_BOOST_ON_AC = 1;
      CPU_BOOST_ON_BAT = 1;

      CPU_HWP_DYN_BOOST_ON_AC = 1;
      CPU_HWP_DYN_BOOST_ON_BAT = 1;

      PLATFORM_PROFILE_ON_AC = "performance";
      PLATFORM_PROFILE_ON_BAT = "performance";

      INTEL_GPU_MIN_FREQ_ON_AC = 500;
      INTEL_GPU_MIN_FREQ_ON_BAT = 500;
      # INTEL_GPU_MAX_FREQ_ON_AC=0;
      # INTEL_GPU_MAX_FREQ_ON_BAT=0;
      # INTEL_GPU_BOOST_FREQ_ON_AC=0;
      # INTEL_GPU_BOOST_FREQ_ON_BAT=0;

      PCIE_ASPM_ON_AC = "default";
      PCIE_ASPM_ON_BAT = "powersupersave";
    };
  };
}