nishimiya: Fix up

hosts/nishimiya.nix

@@ -1,6 +1,10 @@
 { config, lib, pkgs, ... }:
 
 {
+  imports = with inputs.nixos-hardware.nixosModules; [
+    common-cpu-intel common-pc-ssd
+  ];
+
   fileSystems = {
     "/" = {
       device = "/dev/disk/by-uuid/d06b511d-1970-421d-b006-231a7af91942";
@@ -14,7 +18,9 @@
   swapDevices = [ ]; # TODO
   boot = {
     initrd = {
-      availableKernelModules = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" "sdhci_pci" ];
+      availableKernelModules = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" "sdhci_pci"
+                                 # NOTE: See https://github.com/NixOS/nixos-hardware/blob/master/common/pc/laptop/acpi_call.nix
+                                 "acpi_call" ];
       kernelModules = [ "dm-snapshot" ];
       luks.devices = {
         cryptroot = {
@@ -25,6 +31,8 @@
     };
     kernelModules = [ "kvm-intel" ];
     extraModulePackages = [ ];
+    # NOTE: See https://github.com/NixOS/nixos-hardware/blob/master/lenovo/thinkpad/e495/default.nix#L12
+    kernelParams = [ "acpi_backlight=native" ];
   };
   
   ptw = {
@@ -97,9 +105,6 @@
       primaryInterface = "wlp5s0";
     };
     virtualisation.enable = true;
-    hardware = {
-      intel.enable = true; 
-    };
   };
 
   services = {

modules/hardware/amd.nix

@@ -1,13 +0,0 @@
-{ config, lib, ... }:
-
-let
-  cfg = config.ptw.hardware.amdcpu;
-in {
-  options.ptw.hardware.amdcpu = {
-    enable = lib.mkEnableOption "Enable support for AMD CPUs";
-  };
-
-  config = lib.mkIf cfg.enable {
-    hardware.cpu.amd.updateMicrocode = true;
-  };
-}

modules/hardware/amdgpu.nix

@@ -1,19 +0,0 @@
-{
-  config, lib, pkgs, ...
-}:
-
-let
-  cfg = config.ptw.hardware.amdgpu;
-in {
-  options.ptw.hardware.amdgpu = {
-    enable = lib.mkEnableOption "Enable support for AMDGPU GPUs";
-  };
-
-  config = lib.mkIf cfg.enable {
-    environment.systemPackages = with pkgs; [
-      unstable.mesa
-      unstable.firmwareLinuxNonfree
-    ];
-    services.xserver.videoDrivers = [ "amdgpu" ];
-  };
-}

modules/hardware/intel.nix

@@ -1,19 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-let
-  cfg = config.ptw.hardware.intel;
-in {
-  options.ptw.hardware.intel = {
-    enable = lib.mkEnableOption "Enable support for Intel CPUs";
-  };
-
-  config = lib.mkIf cfg.enable {
-    hardware = {
-      cpu.intel.updateMicrocode = true;
-      # NOTE: Assuming each Intel CPU has integrated graphics
-      opengl.extraPackages = with pkgs; [ vaapiIntel intel-media-driver ];
-    };
-    # TODO: Remove?
-    services.xserver.videoDrivers = [ "modesetting" "fbdev" ];
-  };
-}