{ pkgs, lib, config, ... }:
{
  nixpkgs.hostPlatform = {
    system = "x86_64-linux";
    config = "x86_64-unknown-linux-gnu";
  };
  _module.args.CPUs = 2;
  hardware.cpu.intel.updateMicrocode = true;
  hardware.graphics = {
    extraPackages = [
      pkgs.intel-media-driver # LIBVA_DRIVER_NAME=iHD
      pkgs.vaapiIntel # LIBVA_DRIVER_NAME=i965 (older but works better for Firefox/Chromium)
      pkgs.vaapiVdpau
      pkgs.libvdpau-va-gl
    ];
  };

  # Too CPU hungry for this hardware, for too little Mio saved
  nix.settings.auto-optimise-store = false;

  powerManagement.cpuFreqGovernor = lib.mkDefault "ondemand";

  # https://insanity.industries/post/sata-power-consumption/
  services.udev.extraRules = ''
    SUBSYSTEM=="scsi_host", KERNEL=="host*", ATTR{link_power_management_policy}="med_power_with_dipm"
  '';

  boot.loader = {
    efi = {
      canTouchEfiVariables = false;
      efiSysMountPoint = "/boot/efi";
    };
    grub = {
      enable = true;
      copyKernels = true;
      configurationLimit = 3;
      efiSupport = true;
      # Because canTouchEfiVariables doesn't work on this system
      efiInstallAsRemovable = true;
      devices = [
        # Completed in the importing configuration
      ];
      /*
        mirroredBoots = [
      { devices = [ "${disk_id}" ];
        path    = "/boot${bootnum}";
      }
        ];
      */
    };
  };

  boot.initrd = {
    availableKernelModules = [
      "ahci"
      "ehci_pci" # useless ?
      "i2c_i801" # SMBus
      "mei_me" # Communication controller
      "nvme" # NVME M.2 disk
      #"rtl8188ee" # Wireless
      "rtsx_usb_sdmmc" # SD card
      #"snd_hda_intel" # Audio
      "uas" # USB storage
      "xhci_hcd" # USB
      #"i915" # VGA
      "igb" # Ethernet
      # Make the AES modules available at initrd,
      # to speedup the deciphering of the root.
      #"aes_x86_64"
      "aesni_intel"
      "cryptd"
    ];
    kernelModules = [
      "igb" # Ethernet
      "nvme" # NVME M.2 disk
      "rtsx_usb_sdmmc" # SD card
      "ums_realtek" # SD card
    ];
  };
  boot.kernelModules = [
    "rtsx_usb_sdmmc" # SD card
    "ums_realtek" # SD card
  ];
  boot.extraModulePackages = [ ];
  boot.kernelParams = [
    "gfxpayload=text"
    "console=ttyS0,115200n8"
    "console=ttyS1,115200n8"
    "console=tty0"
  ];

  # rtlwifi/rtl8188efw.bin
  hardware.enableRedistributableFirmware = true;

  environment.systemPackages = with pkgs; [
    pciutils
    nvme-cli
  ];
}