From edfd136f260cd2cf505db6d1b299941cfbb7fea7 Mon Sep 17 00:00:00 2001
From: dadada <dadada@dadada.li>
Date: Sun, 3 Apr 2022 19:35:26 +0200
Subject: [PATCH] Enable AMD IOMMU on agares for PCI passthrough

---
 nixos/agares/configuration.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nixos/agares/configuration.nix b/nixos/agares/configuration.nix
index 77cb0a1..986a236 100644
--- a/nixos/agares/configuration.nix
+++ b/nixos/agares/configuration.nix
@@ -17,7 +17,10 @@
   boot.loader.grub.version = 2;
   boot.loader.grub.device = "/dev/sda";
 
-  boot.kernelParams = [ "console=ttyS0,115200" ];
+  boot.kernelParams = [
+    "console=ttyS0,115200"
+    "amd_iommu=on"
+  ];
 
   i18n.defaultLocale = "en_US.UTF-8";
   console = {