{ lib, stdenvNoCC, runCommand, fetchurl, fetchFromGitHub, ... }:
let
  src = fetchFromGitHub {
    owner = "ps4boot";
    repo = "ps4-linux";
    rev = "refs/heads/aeolia";
    hash = "sha256-urNDgnoGC76WYvzAlypCJ+w8IIsPcN2kQMzlYF/h+mo=";
  };

  bzImage = fetchurl {
    url = "https://github.com/ps4boot/ps4-linux/releases/download/v1/bzImageAeolia";
    hash = "sha256-0P02KJe8OCuliHjjkJqlPXQBHDuEGLUIp78lWa5hYdw=";
  };

  # parse the configfile into a nix attrset
  # from https://github.com/NixOS/nixpkgs/blob/a253c2d94cbf75cfd0f7eea242d8385214332dda/pkgs/os-specific/linux/kernel/manual-config.nix#L11
  parseConfig = configfile: import (runCommand "config.nix" {} ''
    echo "{" > "$out"
    while IFS='=' read key val; do
      [ "x''${key#CONFIG_}" != "x$key" ] || continue
      no_firstquote="''${val#\"}";
      echo '  "'"$key"'" = "'"''${no_firstquote%\"}"'";' >> "$out"
    done < "${configfile}"
    echo "}" >> $out
  '').outPath;
  
  # make a hacky wrapper around the bzImage so it's
  # compatible with the nixos module system
  # kernelFn = { ... }:
  #   runCommand "kernel-aeolia-prebuilt" {
  #     version = "5.3.18";
  #     config = parseConfig "${src}/config";
  #   } ''
  #     mkdir $out
  #     cp ${bzImage} $out/bzImage
  #   '';
in
  stdenvNoCC.mkDerivation {
    name = "kernel-aeolia-prebuilt";

    dontUnpack = true;
    installPhase = ''
      mkdir $out
      cp ${bzImage} $out/bzImage
    '';

    passthru = {
      version = "5.3.18";

      # functions for checking config options
      # from https://github.com/NixOS/nixpkgs/blob/a253c2d94cbf75cfd0f7eea242d8385214332dda/pkgs/os-specific/linux/kernel/manual-config.nix#L98
      config = let
        config = parseConfig "${src}/config";
        attrName = attr: "CONFIG_" + attr;
      in rec {
        isSet = attr: builtins.hasAttr (attrName attr) config;
        getValue = attr: if isSet attr then builtins.getAttr (attrName attr) config else null;
        isYes = attr: (getValue attr) == "y";
        isNo = attr: (getValue attr) == "n";
        isModule = attr: (getValue attr) == "m";
        isEnabled = attr: (isModule attr) || (isYes attr);
        isDisabled = attr: (!(isSet attr)) || (isNo attr);
      } // config;
    };
  }
  # lib.makeOverridable kernelFn {}