1 files changed, 20 insertions, 0 deletions
diff --git a/dell/xps/15-7590/default.nix b/dell/xps/15-7590/default.nix
index a3540e7..4a9030a 100644
--- a/dell/xps/15-7590/default.nix
+++ b/dell/xps/15-7590/default.nix
@@ -11,4 +11,24 @@
   boot.kernelPackages = pkgs.linuxPackages_5_1;
   boot.loader.efi.canTouchEfiVariables = lib.mkDefault true;
 
+  # The 48.ucode causes the Killer wifi card to crash.
+  # The iwlfwifi-cc-a0-46.ucode works perfectly
+  nixpkgs.pkgs = import <nixpkgs> {
+    config.allowUnfree = true;
+    overlays = [
+      (self: super: {
+        firmwareLinuxNonfree = super.firmwareLinuxNonfree.overrideAttrs (old: {
+          src = super.fetchgit{
+            url = "https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git";
+            rev = "bf13a71b18af229b4c900b321ef1f8443028ded8";
+            sha256 = "1dcaqdqyffxiadx420pg20157wqidz0c0ca5mrgyfxgrbh6a4mdj";
+          };
+          postInstall = ''
+            rm $out/lib/firmware/iwlwifi-cc-a0-48.ucode
+          '';
+          outputHash = "0dq48i1cr8f0qx3nyq50l9w9915vhgpwmwiw3b4yhisbc3afyay4";
+        });
+      })
+    ];
+  };
 }