Switch pulsebert to dell mini

flake.nix

@@ -509,12 +509,9 @@
         pulsebert = nixosSystem' {
           modules = [
             ./hosts/pulsebert
-            # build: outputs.nixosConfigurations.pulsebert.config.system.build.sdImage
-            # run: unzstd -cd result/sd-image/nixos-sd-image-*-aarch64-linux.img.zst | pv -br | sudo dd bs=4M of=/dev/sdX
-            "${inputs.nixos-unstable}/nixos/modules/installer/sd-card/sd-image-aarch64-new-kernel.nix"
           ];
           nixpkgs = inputs.nixos-unstable;
-          system = "aarch64-linux";
+          system = "x86_64-linux";
         };
 
         radiobert = nixosSystem' {

hosts/pulsebert/default.nix

@@ -8,37 +8,26 @@
   c3d2 = {
     isInHq = true;
     mergeHostsFile = true;
-    hq.interface = "eth0";
+    hq.interface = "enp1s0";
     hq.statistics.enable = true;
     k-ot.enable = true;
     audioServer.enable = true;
   };
 
   boot = {
-    growPartition = true;
+    loader.systemd-boot = {
-    loader = {
+      enable = true;
-      grub.enable = false;
+      configurationLimit = 2;
     };
-    kernelPackages = lib.mkForce pkgs.linuxPackages_latest;
+    loader.efi.canTouchEfiVariables = true;
-    # No ZFS on latest kernel:
+    kernelPackages = pkgs.linuxPackages_latest;
-    supportedFilesystems = lib.mkForce [ "vfat" "ext4" ];
-    kernelParams = [ "console=tty0" ];
     tmpOnTmpfs = true;
   };
 
-  hardware.deviceTree = {
+  hardware.enableRedistributableFirmware = true;
-    enable = true;
-    kernelPackage = config.boot.kernelPackages.kernel;
-  };
-
-  nixpkgs.config.packageOverrides = pkgs: {
-    makeModulesClosure = x:
-      # prevent kernel install fail due to missing modules
-      pkgs.makeModulesClosure (x // { allowMissing = true; });
-  };
 
   nix = {
-    buildCores = 4;
+    buildCores = 2;
     maxJobs = 1;
   };
 
@@ -55,19 +44,13 @@
       ];
     };
     hostName = "pulsebert";
-
-    # The global useDHCP flag is deprecated, therefore explicitly set to false here.
-    # Per-interface useDHCP will be mandatory in the future, so this generated config
-    # replicates the default behaviour.
     useDHCP = false;
     interfaces = {
-      eth0.useDHCP = true;
+      enp1s0.useDHCP = true;
-      wlan0.useDHCP = false; # broken
     };
   };
 
   environment.systemPackages = with pkgs; [
-    libraspberrypi
     mpd
     mpv
     ncmpcpp
@@ -85,23 +68,12 @@
     };
   };
 
-  # quirk for this pi3
-  systemd.services.bluetooth.serviceConfig = {
-    Restart = "always";
-    RestartSec = "1s";
-  };
-
   users.users = lib.mkMerge [
     (lib.optionalAttrs config.services.octoprint.enable {
       # Allow access to printer serial port and GPIO
       "${config.services.octoprint.user}".extraGroups = [ "dialout" ];
     })
     {
-      # Allow gpio group to access GPIO devices
-      gpio = {
-        isNormalUser = true;
-        group = "gpio";
-      };
     }
   ];
 
@@ -115,13 +87,6 @@
       enable = true;
     };
 
-    mjpg-streamer = {
-      # crashes with: MJPG-streamer [3040]: init_VideoIn failed
-      enable = false;
-      inputPlugin = "input_uvc.so -d /dev/v4l/by-id/usb-046d_0817_4B7115A0-video-index0 -r 640x480 -f 30 -pl 50hz -ex auto";
-      outputPlugin = "output_http.so -p 3020";
-    };
-
     nginx = {
       enable = true;
       virtualHosts = {
@@ -176,11 +141,7 @@
       # #in p: [ octoprint-filament-sensor-universal ];
       # in p: [];
     };
-
-    udev.extraRules = ''
-      KERNEL=="gpiochip*", GROUP="gpio", MODE="0660"
-    '';
   };
 
-  system.stateVersion = "21.05";
+  system.stateVersion = "22.11";
 }

hosts/pulsebert/hardware-configuration.nix

@@ -4,37 +4,34 @@
 { config, lib, pkgs, modulesPath, ... }:
 
 {
-  #imports =
+  imports =
-  #  [ (modulesPath + "/installer/scan/not-detected.nix")
+    [ (modulesPath + "/installer/scan/not-detected.nix")
-  #  ];
-
-  boot.initrd.availableKernelModules = [ "usbhid" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ ];
-  boot.extraModulePackages = [ ];
-  # mkForce to get rid of "console=ttyAMA0" from sd-image-aarch64.nix
-  boot.kernelParams = lib.mkForce [
-    "snd_bcm2835.enable_headphones=1"
     ];
 
-  fileSystems."/" = {
+  boot.initrd.availableKernelModules = [ "xhci_pci" "usbhid" "usb_storage" "sd_mod" "sdhci_pci" "sdhci_acpi" ];
-    device = "/dev/disk/by-label/NIXOS_SD";
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/dfa5920b-debc-4e60-a33b-ef6a1ef1ed48";
       fsType = "ext4";
     };
 
-  fileSystems."/boot/firmware" = {
+  fileSystems."/boot" =
-    device = "/dev/disk/by-label/FIRMWARE";
+    { device = "/dev/disk/by-uuid/D35A-D516";
       fsType = "vfat";
     };
 
   swapDevices = [ ];
 
-  hardware.enableRedistributableFirmware = true;
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
-  #networking.wireless.enable = true;
+  # (the default) this is the recommended approach. When using systemd-networkd it's
-  boot.loader.raspberryPi.firmwareConfig = ''
+  # still possible to use this option, but it's recommended to use it in conjunction
-    gpu_mem=192
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
-    dtparam=audio=on
+  networking.useDHCP = lib.mkDefault true;
-  '';
+  # networking.interfaces.enp1s0.useDHCP = lib.mkDefault true;
 
-  powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }