From a8548bfdc9e7deea734a3bb14ad933a399d62c7c Mon Sep 17 00:00:00 2001
From: dadada <dadada@dadada.li>
Date: Mon, 4 Apr 2022 20:25:30 +0200
Subject: [PATCH] Added iommu support

---
 nixos/agares/configuration.nix          | 15 ++++++++++++++-
 nixos/agares/hardware-configuration.nix |  1 -
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/nixos/agares/configuration.nix b/nixos/agares/configuration.nix
index 768764c..80769de 100644
--- a/nixos/agares/configuration.nix
+++ b/nixos/agares/configuration.nix
@@ -20,6 +20,15 @@
   boot.kernelParams = [
     "console=ttyS0,115200"
     "amd_iommu=on"
+    "iommu=pt"
+  ];
+
+  boot.kernelModules = [
+    "kvm-amd"
+    "vfio"
+    "vfio_iommu_type1"
+    "vfio_pci"
+    "vfio_virqfd"
   ];
 
   networking.interfaces.enp2s0.useDHCP = false;
@@ -41,7 +50,11 @@
 
   virtualisation.libvirtd.enable = true;
 
-  environment.systemPackages = [ pkgs.curl ];
+  environment.systemPackages = with pkgs; [
+    curl
+    flashrom
+    dmidecode
+  ];
 
   system.stateVersion = "22.05";
 }
diff --git a/nixos/agares/hardware-configuration.nix b/nixos/agares/hardware-configuration.nix
index a113934..5642461 100644
--- a/nixos/agares/hardware-configuration.nix
+++ b/nixos/agares/hardware-configuration.nix
@@ -10,7 +10,6 @@
 
   boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "ehci_pci" "usb_storage" "sd_mod" "sdhci_pci" ];
   boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
 
   fileSystems."/" =