nix-files/pkgs/bootpart-uefi-x86_64/default.nix

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{ stdenv, pkgs }:
stdenv.mkDerivation rec {
pname = "bootpart-uefi-x86_64";
version = "1";
buildInputs = [ pkgs.syslinux ];
dontUnpack = true;
installPhase = with pkgs; ''
# populate the EFI directory with syslinux, and configure it to read that extlinux.conf file managed by nixos
mkdir -p "$out/EFI/syslinux" "$out/EFI/BOOT"
cp -R "${syslinux}/share/syslinux/efi64"/* "$out/EFI/syslinux"
echo "DEFAULT trampoline" > "$out/EFI/syslinux/syslinux.cfg"
echo "LABEL trampoline" >> "$out/EFI/syslinux/syslinux.cfg"
echo "CONFIG ../../extlinux/extlinux.conf ../../extlinux" >> "$out/EFI/syslinux/syslinux.cfg"
# create the EFI/BOOT/BOOTX64.EFI default entry
cp "$out/EFI/syslinux"/* "$out/EFI/BOOT"
mv "$out/EFI/BOOT/syslinux.efi" "$out/EFI/BOOT/BOOTX64.EFI"
'';
meta = {
description = "unmanaged files to place in /boot on a x86-64 extlinux system";
platforms = [ "x86_64-linux" ];
};
}