nvidia fix m3-ares

hosts/m3-ares/configuration.nix

@@ -1,11 +1,7 @@
 # Edit this configuration file to define what should be installed on
 # your system. Help is available in the configuration.nix(5) man page, on
 # https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
-{
-  config,
-  pkgs,
-  ...
-}: {
+{pkgs, ...}: {
   imports = [
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
@@ -13,7 +9,6 @@
 
   specialisation = {
     "NVIDIA".configuration = {
-      boot.kernelParams = ["nvidia.NVreg_PreserveVideoMemoryAllocations=1"];
       system.nixos.tags = ["NVIDIA"];
       services.xserver.videoDrivers = ["nvidia"];
       hardware.nvidia-container-toolkit.enable = true;
@@ -31,6 +26,8 @@
     options kvm_intel emulate_invalid_guest_state=0
     options kvm ignore_msrs=1
   '';
+  boot.blacklistedKernelModules = ["nova_core"];
+  # CRITICAL FIX #4: Kernel parameters to prevent nouveau from loading early
 
   networking.hostName = "m3-ares"; # Define your hostname.
   # warp-terminal update fix

hosts/m3-ares/hardware.nix

@@ -1,4 +1,8 @@
-{pkgs, ...}: {
+{
+  config,
+  pkgs,
+  ...
+}: {
   hardware.nvidia = {
     prime = {
       offload.enable = false;
@@ -15,6 +19,7 @@
     open = false;
     dynamicBoost.enable = true;
     nvidiaSettings = true;
+    package = config.boot.kernelPackages.nvidiaPackages.production;
   };
   hardware.tuxedo-drivers.enable = true;
   hardware.bluetooth.enable = true;

hosts/m3-ares/services/default.nix

@@ -33,6 +33,7 @@
         userServices = true;
       };
     };
+    displayManager.gdm.enable = true;
   };
   systemd.sleep.extraConfig = ''
     AllowSuspend=no