{
  fileSystems."/" = {
    device = "none";
    fsType = "tmpfs";
    options = ["relatime" "mode=755" "size=75%"];
  };

  fileSystems."/boot" = {
    device = "/dev/disk/by-label/BOOT";
    fsType = "vfat";
  };

  fileSystems."/nix" = {
    device = "/dev/disk/by-label/NIXOS";
    fsType = "ext4";
    options = [];
  };

  swapDevices = [
    {
      device = "/dev/disk/by-id/mmc-USD00_0x66b39865-part2";
    }
  ];
}