From dd04cac4ba85fde3b52358b913b46dbd6b6e993b Mon Sep 17 00:00:00 2001
From: Andre <andre@8bitbuddhism.com>
Date: Sat, 29 Jun 2024 10:30:48 -0400
Subject: [PATCH] fix(system): add initrd settings for tpm2

---
 system/modules/system/bootloader.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/system/modules/system/bootloader.nix b/system/modules/system/bootloader.nix
index b6f803a..27e0f06 100644
--- a/system/modules/system/bootloader.nix
+++ b/system/modules/system/bootloader.nix
@@ -45,6 +45,13 @@ in
 
       # Set up TPM if enabled. See https://nixos.wiki/wiki/TPM
       (lib.mkIf (cfg.tpm2.enable) {
+        boot.initrd = {
+          # Enable systemd for TPM auto-unlocking
+          systemd.enable = true;
+          
+          availableKernelModules = [ "tpm_crb"];
+          kernelModules = ["tpm_crb"];
+        };
         # After installing and rebooting, set it up via https://wiki.archlinux.org/title/Systemd-cryptenroll#Trusted_Platform_Module
         environment.systemPackages = with pkgs; [ tpm2-tss ];
         security.tpm2 = {