infra/nix/os/devices/steveej-t14/hw.nix

_: {
  # TASK: new device
  hardware.opinionatedDisk = {
    enable = true;
    encrypted = true;
    diskId = "nvme-WD_BLACK_SN850X_4000GB_2227DT443901";
    earlyDiskIdOverride = "usb-JMicron_Generic_0123456789ABCDEF-0:0";
  };

  # boot.loader.grub.device = lib.mkForce "/dev/disk/by-id/usb-JMicron_Generic_0123456789ABCDEF-0:0";

  # see https://linrunner.de/tlp/
  services.tlp = {
    enable = false;
    settings = {
      CPU_DRIVER_OPMODE_ON_AC = "active";
      CPU_DRIVER_OPMODE_ON_BAT = "passive";

      CPU_SCALING_GOVERNOR_ON_AC = "performance";
      CPU_SCALING_GOVERNOR_ON_BAT = "powersave";

      CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
      CPU_ENERGY_PERF_POLICY_ON_BAT = "power";

      CPU_BOOST_ON_AC = "0";
      CPU_BOOST_ON_BAT = "0";

      RADEON_DPM_PERF_LEVEL_ON_AC = "low";
      RADEON_DPM_PERF_LEVEL_ON_BAT = "low";
      RADEON_POWER_PROFILE_ON_AC = "low";
      RADEON_POWER_PROFILE_ON_BAT = "low";
      RADEON_DPM_STATE_ON_AC = "battery";
      RADEON_DPM_STATE_ON_BAT = "battery";

      # SOUND_POWER_SAVE_ON_AC="1";
      SOUND_POWER_SAVE_ON_BAT = "1";

      PLATFORM_PROFILE_ON_AC = "performance";
      PLATFORM_PROFILE_ON_BAT = "low-power";

      RUNTIME_PM_ON_AC = "on";
      RUNTIME_PM_ON_BAT = "auto";

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

      START_CHARGE_THRESH_BAT0 = "80";
      STOP_CHARGE_THRESH_BAT0 = "85";

      WOL_DISABLE = "Y";
      # WIFI_PWR_ON_AC="on";
      # WIFI_PWR_ON_BAT = "on";
      DEVICES_TO_DISABLE_ON_STARTUP = "wwan";
      # #DEVICES_TO_DISABLE_ON_LAN_CONNECT="wifi wwan";
      # #DEVICES_TO_DISABLE_ON_WIFI_CONNECT="wwan";
      # #DEVICES_TO_DISABLE_ON_WWAN_CONNECT="wifi";

      SATA_LINKPWR_ON_AC = "max_performance";
      SATA_LINKPWR_ON_BAT = "min_power";
    };
  };

  # see https://www.kernel.org/doc/html/v6.6/admin-guide/laptops/thinkpad-acpi.html#fan-control-and-monitoring-fan-speed-fan-enable-disable
  services.thinkfan = {
    enable = false;
    levels = [
      # ["level auto" 0 60]
      [
        0
        0
        60
      ]
      [
        1
        60
        65
      ]
      [
        1
        65
        75
      ]
      [
        2
        75
        78
      ]
      [
        3
        78
        80
      ]
      [
        4
        80
        82
      ]
      [
        5
        82
        84
      ]
      [
        6
        84
        86
      ]
      [
        7
        86
        88
      ]
      [
        "level full-speed"
        88
        999
      ]
    ];

    extraArgs = [
      "-b-3"
      "-s1"
    ];
  };

  hardware.enableRedistributableFirmware = true;
  boot.initrd.kernelModules = [
    "aesni_intel"
    "kvm_amd"
    "nvme"
    "nvme_core"

    "thunderbolt"
    "e1000e"

    "usbcore"
    "xhci_hcd"
    "usbhid"
    "usb_storage"
    "xhci_pci"
    "uas"
  ];
}