added sanddorn config

hosts/birne/configuration.nix

@@ -8,21 +8,12 @@
   imports =
     [ # Include the results of the hardware scan.
       ./hardware-configuration.nix
-
-      ../../modules/base.nix
-      ../../modules/autoupdate.nix
-      ../../modules/desktop.nix
-      ../../modules/printing.nix
-      ../../modules/wifi.nix
     ];
 
   # Use the systemd-boot EFI boot loader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  # Set your time zone.
-  time.timeZone = "Europe/Busingen";
-  
   networking = {
     hostName = "birne";
     interfaces.wlp4s0.useDHCP = true;
@@ -34,33 +25,13 @@
   };
 
   nixpkgs.config.allowUnfree = true;
-  nix = {
-    package = pkgs.nixUnstable; # or versioned attributes like nix_2_4
-    extraOptions = ''
-      experimental-features = nix-command flakes
-    '';
-  };  
-
-  # Enable CUPS to print documents.
-  # services.printing.enable = true;
-
-  # Enable sound.
-  # sound.enable = true;
-  # hardware.pulseaudio.enable = true;
-
-
    users.users.printer = {
      isNormalUser = true;
      password = "printer";
      extraGroups = [];
    };
 
-  # List packages installed in system profile. To search, run:
-  # $ nix search wget
   environment.systemPackages = with pkgs; [
-    vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
-    wget
-    git
     firefox
   ];
 

hosts/sanddorn/configuration.nix

@@ -0,0 +1,42 @@
+{ config, lib, pkgs, ... }:
+{
+  imports = [
+    ./hardware-configuration.nix
+  ];
+
+  boot = {
+    loader = {
+      grub.enable = false;
+      raspberryPi = {
+        enable = true;
+        version = 3;
+        uboot.enable = true;
+      };
+    };
+    kernelPackages = pkgs.linuxPackages_latest;
+    # No ZFS on latest kernel:
+    tmpOnTmpfs = true;
+  };
+
+  networking = {
+    hostName = "sanddorn";
+
+    useDHCP = false;
+    interfaces.eth0.useDHCP = true;
+    interfaces.wlan0.useDHCP = true;
+    firewall.enable = false;
+  };
+
+  # Do not log to flash:
+  services.journald.extraConfig = ''
+    Storage=volatile
+  '';
+
+  security.sudo = {
+    enable = true;
+    wheelNeedsPassword = false;
+  };
+
+  system.stateVersion = "21.11"; 
+}
+

hosts/sanddorn/hardware-configuration.nix

@@ -0,0 +1,48 @@
+# 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 = [ "usbhid" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+  boot.kernelParams = [ "snd_bcm2835.enable_headphones=1" ];
+  boot.blacklistedKernelModules = [ "vc4_hdmi" ];
+
+  fileSystems = {
+    "/boot" = {
+      device = "/dev/disk/by-label/FIRMWARE";
+      fsType = "vfat";
+    };
+    "/swap" = {
+    	device = "/dev/disk/by-uuid/SWAP";
+    	fsType = "btrfs";
+    	options = [ "subvol=swap" "compress=lzo" "noatime" ]; # Note these options effect the entire BTRFS filesystem and not just this volume, with the exception of `"subvol=swap"`, the other options are repeated in my other `fileSystem` mounts
+    };
+    "/" = {
+      device = "/dev/disk/by-label/NIXOS_SD";
+      fsType = "ext4";
+    };
+  };
+ 
+  swapDevices = [{
+	device = "/swap/swapfile";
+	size = (1024 * 2); 
+  }];
+
+  hardware.enableRedistributableFirmware = true;
+  #networking.wireless.enable = true;
+  boot.loader.raspberryPi.firmwareConfig = ''
+    gpu_mem=192
+    dtparam=audio=on
+  '';
+
+  powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
+}
+