{
  lib,
  stdenvNoCC,
  fetchurl,
}:
let
  defaultConfig = ''
    EOF
    armstub=RPI_EFI.fd
    # device_tree_address=0x3e0000
    # device_tree_end=0x400000
    device_tree_address=0x1f0000
    device_tree_end=0x210000

    # Force 32 bpp framebuffer allocation.
    framebuffer_depth=32

    # Disable compensation for displays with overscan.
    disable_overscan=1

    # Force maximum USB power regardless of the power supply.
    usb_max_current_enable=1

    # Force maximum CPU speed.
    force_turbo=1
    EOF
  '';
in
stdenvNoCC.mkDerivation rec {
  pname = "uefi-rpi5";
  version = "test1";

  src = fetchurl {
    url = "https://github.com/NumberOneGit/rpi5-uefi/releases/download/${version}/RPI_EFI.fd";
    hash = "sha256-GIgru10KCol9PXcdgR2d1BHf2In07OQ2P1kru7GUupY=";
  };

  sourceRoot = ".";

  dontUnpack = true;

  dontBuild = true;
  # Firmware blobs do not need fixing and should not be modified
  dontFixup = true;

  installPhase = ''
    runHook preInstall
    mkdir -p "$out"

    cp -rv "$src" "$out/RPI_EFI.fd"
    cat > "$out/config.txt" << ${defaultConfig}

    runHook postInstall
  '';

  meta = with lib; {
    description = "RPI5 UEFI firmware";
    homepage = "https://github.com/NumberOneGit/rpi5-uefi";
    platforms = platforms.linux;
    maintainers = with maintainers; [ ];
  };
}