From 35dc8cbd9eac5ad375676f4863b94fb3d0f5dfd2 Mon Sep 17 00:00:00 2001
From: Ryan Burns <rtburns@protonmail.com>
Date: Fri, 4 Dec 2020 08:44:46 -0800
Subject: [PATCH] gcadapter-oc-kmod: init at 1.4

---
 .../linux/gcadapter-oc-kmod/default.nix       | 38 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  2 +
 2 files changed, 40 insertions(+)
 create mode 100644 pkgs/os-specific/linux/gcadapter-oc-kmod/default.nix

diff --git a/pkgs/os-specific/linux/gcadapter-oc-kmod/default.nix b/pkgs/os-specific/linux/gcadapter-oc-kmod/default.nix
new file mode 100644
index 000000000000..dd2979b58712
--- /dev/null
+++ b/pkgs/os-specific/linux/gcadapter-oc-kmod/default.nix
@@ -0,0 +1,38 @@
+{ stdenv
+, fetchFromGitHub
+, kernel
+, kmod
+}:
+
+let
+  kerneldir = "lib/modules/${kernel.modDirVersion}";
+in stdenv.mkDerivation rec {
+  pname = "gcadapter-oc-kmod";
+  version = "1.4";
+
+  src = fetchFromGitHub {
+    owner = "HannesMann";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1nqhj3vqq9rnj37cnm2c4867mnxkr8di3i036shcz44h9qmy9d40";
+  };
+
+  nativeBuildInputs = kernel.moduleBuildDependencies;
+
+  makeFlags = [
+    "KERNEL_SOURCE_DIR=${kernel.dev}/${kerneldir}/build"
+    "INSTALL_MOD_PATH=$(out)"
+  ];
+
+  installPhase = ''
+    install -D {,$out/${kerneldir}/extra/}gcadapter_oc.ko
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Kernel module for overclocking the Nintendo Wii U/Mayflash GameCube adapter";
+    homepage = "https://github.com/HannesMann/gcadapter-oc-kmod";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ r-burns ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 97d410f348a5..4ce75757f92a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -18398,6 +18398,8 @@ in
 
     fwts-efi-runtime = callPackage ../os-specific/linux/fwts/module.nix { };
 
+    gcadapter-oc-kmod = callPackage ../os-specific/linux/gcadapter-oc-kmod { };
+
     hyperv-daemons = callPackage ../os-specific/linux/hyperv-daemons { };
 
     e1000e = if stdenv.lib.versionOlder kernel.version "4.10" then  callPackage ../os-specific/linux/e1000e {} else null;