Move hardware config files into directory

hosts/inspiron/hardware/default.nix

@@ -0,0 +1,32 @@
+{ inputs, ... }:
+{
+  imports = [
+    inputs.disko.nixosModules.default
+    ./disko.nix
+  ];
+
+  nixpkgs.hostPlatform = "x86_64-linux";
+
+  hardware = {
+    enableRedistributableFirmware = true;
+    cpu.amd.updateMicrocode = true;
+  };
+
+  boot = {
+    kernelModules = [ "kvm-amd" ];
+    initrd.kernelModules = [ "usb_storage" ];
+    initrd.availableKernelModules = [
+      "nvme"
+      "xhci_pci"
+      "ahci"
+      "sd_mod"
+    ];
+  };
+
+  zramSwap.enable = true;
+  services = {
+    fstrim.enable = true;
+    fwupd.enable = true;
+    auto-cpufreq.enable = true;
+  };
+}

hosts/inspiron/hardware/disko.nix

@@ -0,0 +1,63 @@
+{
+  disko.devices = {
+    disk.main = {
+      type = "disk";
+      device = "/dev/nvme0n1";
+      content = {
+        type = "gpt";
+        partitions = {
+          ESP = {
+            type = "EF00";
+            size = "512M";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot";
+              mountOptions = [ "defaults" ];
+            };
+          };
+          luks = {
+            size = "100%";
+            content = {
+              name = "cryptroot";
+              type = "luks";
+              settings = {
+                allowDiscards = true;
+                bypassWorkqueues = true;
+                keyFile = "/dev/disk/by-id/usb-SCSI_DISK-0:0";
+                keyFileSize = 512;
+                keyFileTimeout = 5;
+              };
+              additionalKeyFiles = [ "/tmp/secret.key" ];
+              content = {
+                type = "lvm_pv";
+                vg = "pool";
+              };
+            };
+          };
+        };
+      };
+    };
+    lvm_vg.pool = {
+      type = "lvm_vg";
+      lvs = {
+        swap = {
+          size = "20G";
+          content = {
+            type = "swap";
+            resumeDevice = true;
+          };
+        };
+        root = {
+          size = "100%FREE";
+          content = {
+            type = "filesystem";
+            format = "ext4";
+            mountpoint = "/";
+            mountOptions = [ "defaults" ];
+          };
+        };
+      };
+    };
+  };
+}