initial mac nixos config

hosts/mac-nixos/hardware-configuration.nix

@@ -0,0 +1,66 @@
+# 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 = [ "sdhci_pci" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "none";
+      fsType = "tmpfs";
+    };
+
+  fileSystems."/etc" =
+    { device = "/dev/disk/by-uuid/19b99a76-0285-443a-a83c-a00a5fab54f5";
+      fsType = "btrfs";
+      options = [ "subvol=etc" ];
+    };
+
+  fileSystems."/nix" =
+    { device = "/dev/disk/by-uuid/19b99a76-0285-443a-a83c-a00a5fab54f5";
+      fsType = "btrfs";
+      options = [ "subvol=nix" ];
+    };
+
+  fileSystems."/var/log" =
+    { device = "/dev/disk/by-uuid/19b99a76-0285-443a-a83c-a00a5fab54f5";
+      fsType = "btrfs";
+      options = [ "subvol=log" ];
+    };
+
+  fileSystems."/home" =
+    { device = "/dev/disk/by-uuid/19b99a76-0285-443a-a83c-a00a5fab54f5";
+      fsType = "btrfs";
+      options = [ "subvol=home" ];
+    };
+
+  fileSystems."/root" =
+    { device = "/dev/disk/by-uuid/19b99a76-0285-443a-a83c-a00a5fab54f5";
+      fsType = "btrfs";
+      options = [ "subvol=root" ];
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/F4A1-C77F";
+      fsType = "vfat";
+    };
+
+  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.wlp1s0f0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "aarch64-linux";
+}