Move hardware config files into directory

hosts/north/hardware/default.nix

@@ -0,0 +1,58 @@
+{ inputs, ... }:
+{
+  imports = [
+    inputs.disko.nixosModules.default
+    ./disko.nix
+    ./nvidia.nix
+  ];
+
+  nixpkgs.hostPlatform = "x86_64-linux";
+
+  hardware = {
+    enableRedistributableFirmware = true;
+    cpu.amd.updateMicrocode = true;
+  };
+
+  boot = {
+    kernelModules = [
+      "kvm-amd"
+      "k10temp"
+      "nct6775"
+    ];
+    initrd.availableKernelModules = [
+      "xhci_pci"
+      "ahci"
+      "nvme"
+      "usb_storage"
+      "usbhid"
+      "sd_mod"
+    ];
+  };
+
+  zramSwap.enable = true;
+  hardware.logitech.lcd.enable = true;
+  services = {
+    fstrim.enable = true;
+
+    # Prevent immediate wake-up from suspend caused by the logi bolt receiver
+    udev.extraRules = ''
+      ACTION=="add" SUBSYSTEM=="pci" ATTR{vendor}=="0x1022" ATTR{device}=="0x43ee" ATTR{power/wakeup}="disabled"
+    '';
+  };
+
+  hardware.fancontrol = {
+    enable = true;
+    config = ''
+      # pwm1=rear pwm2=cpu pwm3=front+top pwm4=gpu pwm=motherboard?
+      INTERVAL=2
+      DEVPATH=hwmon1=devices/pci0000:00/0000:00:18.3 hwmon2=devices/platform/nct6775.656
+      DEVNAME=hwmon1=k10temp hwmon2=nct6798
+      FCTEMPS=hwmon2/pwm1=hwmon2/temp1_input hwmon2/pwm2=hwmon1/temp1_input hwmon2/pwm3=hwmon2/temp1_input hwmon2/pwm4=/tmp/nvidia-gpu-temp
+      FCFANS=hwmon2/pwm1=hwmon2/fan1_input hwmon2/pwm2=hwmon2/fan7_input+hwmon2/fan2_input hwmon2/pwm3=hwmon2/fan3_input hwmon2/pwm4=hwmon2/fan4_input
+      MINTEMP=hwmon2/pwm1=35 hwmon2/pwm2=45 hwmon2/pwm3=35 hwmon2/pwm4=40
+      MAXTEMP=hwmon2/pwm1=100 hwmon2/pwm2=100 hwmon2/pwm3=100 hwmon2/pwm4=100
+      MINSTART=hwmon2/pwm1=16 hwmon2/pwm2=16 hwmon2/pwm3=16 hwmon2/pwm4=30
+      MINSTOP=hwmon2/pwm1=16 hwmon2/pwm2=16 hwmon2/pwm3=16 hwmon2/pwm4=30
+    '';
+  };
+}

hosts/north/hardware/disko.nix

@@ -0,0 +1,28 @@
+{
+  disko.devices.disk.main = {
+    device = "/dev/nvme0n1";
+    type = "disk";
+    content = {
+      type = "gpt";
+      partitions = {
+        ESP = {
+          type = "EF00";
+          size = "500M";
+          content = {
+            type = "filesystem";
+            format = "vfat";
+            mountpoint = "/boot";
+          };
+        };
+        root = {
+          size = "100%";
+          content = {
+            type = "filesystem";
+            format = "ext4";
+            mountpoint = "/";
+          };
+        };
+      };
+    };
+  };
+}

hosts/north/hardware/nvidia.nix

@@ -0,0 +1,28 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+{
+  services.xserver.videoDrivers = [ "nvidia" ];
+  hardware.nvidia = {
+    modesetting.enable = true;
+    powerManagement.enable = true;
+    package = config.boot.kernelPackages.nvidiaPackages.latest;
+  };
+
+  systemd.services.gpu-temp-reader = {
+    wantedBy = [ "multi-user.target" ];
+    requires = [ "fancontrol.service" ];
+    before = [ "fancontrol.service" ];
+    script = ''
+      ${lib.getExe' pkgs.coreutils "touch"} /tmp/nvidia-gpu-temp
+      while :; do
+        temp="$(${lib.getExe' config.hardware.nvidia.package "nvidia-smi"} --query-gpu=temperature.gpu --format=csv,noheader,nounits)"
+        ${lib.getExe' pkgs.coreutils "echo"} "$((temp * 1000))" > /tmp/nvidia-gpu-temp
+        ${lib.getExe' pkgs.coreutils "sleep"} 2
+      done
+    '';
+  };
+}