From 949fa85bb8ad9c97c73e255a0f43247a41193e67 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Milan=20P=C3=A4ssler?= <milan@petabyte.dev>
Date: Mon, 12 Oct 2020 12:26:48 +0200
Subject: allow grub2 as secondary payload

---
 modules/grub2/default.nix | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/modules/grub2/default.nix b/modules/grub2/default.nix
index 214eb04d38db..2f918f476eef 100644
--- a/modules/grub2/default.nix
+++ b/modules/grub2/default.nix
@@ -4,10 +4,20 @@ with lib;
 
 let
   cfg = config.grub2;
+  payloadName = if cfg.asSecondaryPayload then
+    "img/grub2"
+  else
+    "fallback/payload";
+
 in {
   options.grub2 = {
     enable = mkEnableOption "grub2 coreboot primary payload";
 
+    asSecondaryPayload = mkOption {
+      type = types.bool;
+      default = false;
+    };
+
     font = mkOption {
       type = types.path;
       #default = "${pkgs.dejavu_fonts}/share/fonts/truetype/DejaVuSansMono.ttf";
@@ -17,7 +27,7 @@ in {
 
   config = lib.mkIf cfg.enable {
     corenix.extraFiles = {
-      "fallback/payload" = {
+      ${payloadName} = {
         type = "payload";
         src = "${pkgs.coreboot-payload-grub2}/default_payload.elf";
       };
-- 
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