asus-zephyrus-ga401iv: Add config for 2020 model of ga401

asus/zephyrus/ga401iv/default.nix

@@ -0,0 +1,38 @@
+{ lib, ... }:
+
+{
+  imports = [
+    ../../../common/cpu/amd
+    ../../../common/cpu/amd/pstate.nix
+    ../../../common/gpu/amd
+    ../../../common/gpu/nvidia/prime.nix
+    ../../../common/gpu/nvidia/turing
+    ../../../common/pc/laptop
+    ../../../common/pc/ssd
+  ];
+
+  hardware.nvidia = {
+    # Enable DRM kernel mode setting
+    # This will also cause "PCI-Express Runtime D3 Power Management" to be enabled by default
+    modesetting.enable = lib.mkDefault true;
+
+    # Dynamic boost is available on ampere GPUs and newer, not this laptop
+    dynamicBoost.enable = lib.mkDefault false;
+
+    prime = {
+      amdgpuBusId = "PCI:4:0:0";
+      nvidiaBusId = "PCI:1:0:0";
+    };
+  };
+
+  services = {
+    asusd.enable = lib.mkDefault true;
+
+    udev.extraHwdb = ''
+      evdev:name:*:dmi:bvn*:bvr*:bd*:svnASUS*:pn*:*
+       KEYBOARD_KEY_ff31007c=f20    # fixes mic mute button
+       KEYBOARD_KEY_ff3100b2=home   # Set fn+LeftArrow as Home
+       KEYBOARD_KEY_ff3100b3=end    # Set fn+RightArrow as End
+    '';
+  };
+}