From 0e59fa35184e1fe9d335af36f3f4a9436eb9cee4 Mon Sep 17 00:00:00 2001
From: Zuckerberg <zuckerberg@neet.dev>
Date: Sun, 18 Feb 2024 17:30:12 -0700
Subject: [PATCH] Add easy boot configuration profile limit

---
 common/boot/bios.nix                      | 6 +++++-
 common/boot/efi.nix                       | 6 +++++-
 machines/ponyo/hardware-configuration.nix | 1 +
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/common/boot/bios.nix b/common/boot/bios.nix
index 434b9f4..67bdfe0 100644
--- a/common/boot/bios.nix
+++ b/common/boot/bios.nix
@@ -10,6 +10,10 @@ in
     device = mkOption {
       type = types.str;
     };
+    configurationLimit = mkOption {
+      default = 20;
+      type = types.int;
+    };
   };
 
   config = mkIf cfg.enable {
@@ -19,7 +23,7 @@ in
         enable = true;
         device = cfg.device;
         useOSProber = true;
-        configurationLimit = 20;
+        configurationLimit = cfg.configurationLimit;
         theme = pkgs.nixos-grub2-theme;
       };
     };
diff --git a/common/boot/efi.nix b/common/boot/efi.nix
index 6789fce..9b52200 100644
--- a/common/boot/efi.nix
+++ b/common/boot/efi.nix
@@ -7,6 +7,10 @@ in
 {
   options.efi = {
     enable = mkEnableOption "enable efi boot";
+    configurationLimit = mkOption {
+      default = 20;
+      type = types.int;
+    };
   };
 
   config = mkIf cfg.enable {
@@ -19,7 +23,7 @@ in
         efiSupport = true;
         useOSProber = true;
         #       memtest86.enable = true;
-        configurationLimit = 20;
+        configurationLimit = cfg.configurationLimit;
         theme = pkgs.nixos-grub2-theme;
       };
     };
diff --git a/machines/ponyo/hardware-configuration.nix b/machines/ponyo/hardware-configuration.nix
index b570922..21085a7 100644
--- a/machines/ponyo/hardware-configuration.nix
+++ b/machines/ponyo/hardware-configuration.nix
@@ -16,6 +16,7 @@
   bios = {
     enable = true;
     device = "/dev/sda";
+    configurationLimit = 3; # Save room in /nix/store
   };
 
   remoteLuksUnlock.enable = true;