anchor.diff:      '';
   
   
  -  # The boot params for the efi boot stub
  -  bootParams = pkgs.runCommand "boot-params_eltorito" {}
  -    ''
  -      echo "\\boot\\bzImage initrd=\\boot\\initrd init=${config.system.build.toplevel}/init ${toString config.boot.kernelParams}" | iconv -f utf-8 -t UCS-2 > $out
  +  # The efi boot image
  +  efiImg = pkgs.runCommand "efi-image_eltorito" {}
  +    ''
  +      #Let's hope 8M is enough
  +      dd bs=2048 count=4096 if=/dev/zero of="$out"
  +      ${pkgs.dosfstools}/sbin/mkfs.vfat "$out"
  +      ${pkgs.mtools}/bin/mmd -i "$out" efi
  +      ${pkgs.mtools}/bin/mmd -i "$out" efi/boot
  +      ${pkgs.mtools}/bin/mmd -i "$out" efi/nixos
  +      ${pkgs.mtools}/bin/mcopy -v -i "$out" \
  +        ${config.boot.kernelPackages.kernel + "/bzImage"} ::efi/nixos/bzImage
  +      ${pkgs.mtools}/bin/mcopy -v -i "$out" \
  +        ${config.system.build.initialRamdisk + "/initrd"} ::efi/nixos/initrd
  +      echo "\\efi\\nixos\\bzImage initrd=\\efi\\nixos\\initrd init=${config.system.build.toplevel}/init ${toString config.boot.kernelParams}" | iconv -f utf-8 -t UCS-2 > boot-params
  +      ${pkgs.mtools}/bin/mcopy -v -i "$out" boot-params ::efi/nixos/boot-params
  +      ${pkgs.mtools}/bin/mcopy -v -i "$out" \
  +        ${import ../efi-boot-stub/nixos-boot-pkg.nix {
  +          inherit (pkgs) edk2 stdenv fetchhg; 
  +         }}/*/NixosBoot.efi ::efi/boot/boot${targetArch}.efi
       '';
   
     targetArch = if pkgs.stdenv.isi686 then
  
positive.code:         target = "/nix/store";
        }
      ] ++ pkgs.stdenv.lib.optionals config.isoImage.makeEfiBootable [
        { source = bootParams;
          target = "/efi/nixos/boot-params";
        }
        { source = ''${import ../efi-boot-stub/nixos-boot-pkg.nix {
                       inherit (pkgs) edk2 stdenv fetchhg; 
                     }}/*/NixosBoot.efi'';
          target = "/efi/boot/boot${targetArch}.efi";
        }
      ];
  
  
negative.code:     bootImage = "/boot/grub/grub_eltorito";
    } // pkgs.stdenv.lib.optionalAttrs config.isoImage.makeEfiBootable {
      efiBootable = true;
      efiBootImage = "boot/efi.img";
    });
  
    boot.postBootCommands =
  