{ pkgs ? import ./pinned-nixpkgs.nix {} }:

let
  pkgsCross = pkgs.pkgsCross.sheevaplug;
  ubootPkgs = pkgsCross.callPackage (pkgs.path + "/pkgs/misc/uboot/default.nix") {};
  buildUBoot = ubootPkgs.buildUBoot;
  src = builtins.path {
    path = ../sources/buildbrain/u-boot-brain;
    name = "u-boot-brain";
  };
  patch = ../patches/u-boot-brain-extlinux.patch;
  version = "2021.07-brain";

  mk = defconfig: (buildUBoot {
    inherit src defconfig version;
    filesToInstall = [ "u-boot.bin" ];
    extraConfig = "CONFIG_DISTRO_DEFAULTS=y\n";
    extraPatches = [ patch ];
    extraMeta = {
      description = "U-Boot for SHARP Brain (i.MX28) with extlinux support";
    };
  }).overrideAttrs (_: {
    patches = [ patch ];
  });

in {
  pwsh1 = mk "pwsh1_defconfig";
  pwsh2 = mk "pwsh2_defconfig";
  pwsh3 = mk "pwsh3_defconfig";
  pwsh4 = mk "pwsh4_defconfig";
  pwsh5 = mk "pwsh5_defconfig";
  pwsh6 = mk "pwsh6_defconfig";
  pwsh7 = mk "pwsh7_defconfig";
  pwa7200 = mk "pwa7200_defconfig";
  pwa7400 = mk "pwa7400_defconfig";
}