New configuration initial commit

devices/default/default.nix

@@ -0,0 +1,33 @@
+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, lib, ... }:
+
+{
+  imports = [ # Include the results of the hardware scan.
+    ./hardware-configuration.nix
+  ];
+
+  systemd.services.limitbat0 = let bat0_charge_limit = 80;
+  in {
+    enable = true;
+    description = "Limit battry charge to 80%";
+    unitConfig = { After = "multi-user.target"; };
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "/bin/sh -c 'echo ${
+          toString bat0_charge_limit
+        } > /sys/class/power_supply/BAT0/charge_control_end_threshold'";
+    };
+    wantedBy = [ "multi-user.target" ];
+  };
+
+  swapDevices = [{
+    device = "/var/lib/swapfile";
+    size = 16 * 1024;
+  }];
+  boot.initrd.systemd.enable = true;
+
+}
+

devices/default/hardware-configuration.nix

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+# 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, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "thunderbolt" "vmd" "nvme" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/8bad3503-15d2-42e6-b209-1e8cfb1293d1";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/7CCF-2070";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  swapDevices = [ ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlo1.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}