refactor: move NixOS hardware configs from hardware/ to hosts/<host>/

hosts/flake-module.nix

@@ -17,7 +17,7 @@
           inputs.nixos-hardware.nixosModules.common-cpu-amd-pstate
           inputs.nixos-hardware.nixosModules.common-gpu-amd
           (self.lib.createSystemModule "home-pc" {
-            hardwareConfig = ../hardware/home-pc.nix;
+            hardwareConfig = ../hosts/home-pc/hardware.nix;
             config = ../hosts/home-pc/default.nix;
           })
           self.lib.createMediaGroup
@@ -57,7 +57,7 @@
           inputs.nixos-hardware.nixosModules.common-gpu-intel-kaby-lake
           inputs.matrix-appservices.nixosModule
           (self.lib.createSystemModule "home-server" {
-            hardwareConfig = ../hardware/lattepanda.nix;
+            hardwareConfig = ../hosts/home-server/hardware.nix;
             config = ../hosts/home-server/default.nix;
           })
           self.lib.createMediaGroup

hosts/home-pc/hardware.nix

@@ -0,0 +1,26 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}:
+
+{
+  boot.initrd.availableKernelModules = [
+    "nvme"
+    "ahci"
+    "xhci_pci"
+    "usb_storage"
+    "usbhid"
+    "sd_mod"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

hosts/home-server/hardware.nix

@@ -0,0 +1,21 @@
+{ config, lib, ... }:
+
+{
+  boot.initrd.availableKernelModules = [
+    "xhci_pci"
+    "ahci"
+    "nvme"
+    "usbhid"
+    "usb_storage"
+    "sd_mod"
+    "sdhci_pci"
+    "rtsx_usb_sdmmc"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.kernelParams = [ "i915.enable_guc=3" ];
+  boot.extraModulePackages = [ ];
+
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}