From c66dd11217c3493a4c9012e4830c56a7efcf74b7 Mon Sep 17 00:00:00 2001 From: DerGrumpf Date: Wed, 26 Nov 2025 15:17:08 +0100 Subject: [PATCH] Added Raspi 4 Conf --- hosts/rpi4/configuration.nix | 197 ++++++++++++++++++++++++++ hosts/rpi4/fan-controll.nix | 50 +++++++ hosts/rpi4/hardware-configuration.nix | 26 ++++ 3 files changed, 273 insertions(+) create mode 100644 hosts/rpi4/configuration.nix create mode 100644 hosts/rpi4/fan-controll.nix create mode 100644 hosts/rpi4/hardware-configuration.nix diff --git a/hosts/rpi4/configuration.nix b/hosts/rpi4/configuration.nix new file mode 100644 index 0000000..a37056d --- /dev/null +++ b/hosts/rpi4/configuration.nix @@ -0,0 +1,197 @@ +{ config, lib, pkgs, ... }: + +{ + imports = + [ # Include the results of the hardware scan. + ./hardware-configuration.nix + ./fan-controll.nix + ]; + + # Use the extlinux boot loader. (NixOS wants to enable GRUB by default) + boot.loader.grub.enable = false; + # Enables the generation of /boot/extlinux/extlinux.conf + boot.loader.generic-extlinux-compatible.enable = true; + + # 📝 Uncomment the default hostname. + networking.hostName = "nix-rpi4-1"; # Define your hostname. + # Pick only one of the below networking options. + # networking.wireless.enable = true; # Enables wireless support via wpa_supplicant. + # 📝 If you are using ethernet to connect to the device, uncomment the NetworkManager option. + networking.networkmanager.enable = true; # Easiest to use and most distros use this by default. + + # Set your time zone. + time.timeZone = "Europe/Berlin"; + + # Configure network proxy if necessary + # networking.proxy.default = "http://user:password@proxy:port/"; + # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain"; + + # Select internationalisation properties. + # i18n.defaultLocale = "en_US.UTF-8"; + # console = { + # font = "Lat2-Terminus16"; + # keyMap = "us"; + # useXkbConfig = true; # use xkb.options in tty. + # }; + + # Enable the X11 windowing system. + # services.xserver.enable = true; + + # Configure keymap in X11 + # services.xserver.xkb.layout = "us"; + # services.xserver.xkb.options = "eurosign:e,caps:escape"; + + # Enable CUPS to print documents. + # services.printing.enable = true; + + # Enable sound. + # hardware.pulseaudio.enable = true; + # OR + # services.pipewire = { + # enable = true; + # pulse.enable = true; + # }; + + # Enable touchpad support (enabled default in most desktopManager). + # services.libinput.enable = true; + + # Define a user account. Don't forget to set a password with 'passwd'. + # users.users.alice = { + # isNormalUser = true; + # extraGroups = [ "wheel" ]; # Enable 'sudo' for the user. + # packages = with pkgs; [ + # firefox + # tree + # ]; + # }; + + # Enable Raspberry Pi 4 GPIO support + # hardware.raspberry-pi."4".enable = true; + + # 📝 Make sure the `nixos` user stays. + users.users.nixos = { + isNormalUser = true; + extraGroups = [ "wheel" "gpio" ]; # Enable 'sudo' for the user. + shell = pkgs.fish; + # 📝 Re-add the trusted SSH keys. + openssh.authorizedKeys.keys = [ + "ssh-rsa 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 phil@web.cyperpunk.de" + ]; + # 📝 Give user an empty password. + # ⚠️ This is pretty risky, so use only in initial setup. + password = "1P2h3i4lon"; + }; + + users.users.phil = { + isNormalUser = true; + extraGroups = [ "wheel" "gpio" "i2c" ]; # Enable 'sudo' for the user. + shell = pkgs.fish; + # 📝 Re-add the trusted SSH keys. + openssh.authorizedKeys.keys = [ + "ssh-rsa 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 phil@web.cyperpunk.de" + ]; + # 📝 Give user an empty password. + # ⚠️ This is pretty risky, so use only in initial setup. + password = "1P2h3i4lon"; + }; + # 📝 Remove the need to be prompted for a password when using `sudo`. + # ⚠️ This is pretty risky, so use only in initial setup. + security.sudo.wheelNeedsPassword = false; + + # List packages installed in system profile. To search, run: + # $ nix search wget + # 📝 Uncomment system packages to ensure that vim access stays. + 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 + fastfetch + neovim + curl + fish + kitty + libgpiod + hping + gcc + libraspberrypi + eza + fzf + stress-ng + i2c-tools + ]; + + # Enable fish shell + programs.fish = { + enable = true; + shellAliases = { + ls = "eza"; + la = "eza -la"; + f = "fzf"; + i = "kitty +kitten icat"; + tw = "tw --theme config"; + }; + interactiveShellInit = '' + starship init fish | source + fzf --fish | source + function fish_greeting + fastfetch + end + ''; + }; + + # Some programs need SUID wrappers, can be configured further or are + # started in user sessions. + # programs.mtr.enable = true; + # programs.gnupg.agent = { + # enable = true; + # enableSSHSupport = true; + # }; + + # List services that you want to enable: + + # Enable the OpenSSH daemon. + # services.openssh.enable = true; + + # 📝 Add SSH access, but only using SSH keys, and to the NixOS user. + services.openssh = { + enable = true; + authorizedKeysInHomedir = true; # Do not trust SSH keys in ~/.ssh/authorized_keys. + settings = { + PasswordAuthentication = true; # Disable password authentication. + AllowUsers = [ "nixos" "phil" ]; # Allow only login via the "nixos" user. + PermitRootLogin = "no"; # Disable root login via SSH. + }; + }; + + # Open ports in the firewall. + # networking.firewall.allowedTCPPorts = [ ... ]; + # networking.firewall.allowedUDPPorts = [ ... ]; + # Or disable the firewall altogether. + # 📝 Uncomment firewall option if you are okay with disabling the firewall entirely during initial setup. + networking.firewall.enable = false; + + # Copy the NixOS configuration file and link it from the resulting system + # (/run/current-system/configuration.nix). This is useful in case you + # accidentally delete configuration.nix. + # system.copySystemConfiguration = true; + + # This option defines the first version of NixOS you have installed on this particular machine, + # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions. + # + # Most users should NEVER change this value after the initial install, for any reason, + # even if you've upgraded your system to a new NixOS release. + # + # This value does NOT affect the Nixpkgs version your packages and OS are pulled from, + # so changing it will NOT upgrade your system - see https://nixos.org/manual/nixos/stable/#sec-upgrading for how + # to actually do that. + # + # This value being lower than the current NixOS release does NOT mean your system is + # out of date, out of support, or vulnerable. + # + # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration, + # and migrated your data accordingly. + # + # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion . + system.stateVersion = "24.11"; # Did you read the comment? + +} diff --git a/hosts/rpi4/fan-controll.nix b/hosts/rpi4/fan-controll.nix new file mode 100644 index 0000000..3e2b2cd --- /dev/null +++ b/hosts/rpi4/fan-controll.nix @@ -0,0 +1,50 @@ +{ pkgs, ... }: +{ + environment.systemPackages = with pkgs; [ + (python3.withPackages (ps: [ ps.smbus2 ])) + ]; + + + # Fan control service + systemd.services.argon-fan = { + description = "Argon40 Fan Control via I2C"; + after = [ "multi-user.target" ]; + wantedBy = [ "multi-user.target" ]; + + serviceConfig = { + Type = "simple"; + Restart = "always"; + ExecStart = pkgs.writeScript "argon-fan.py" '' + #!${pkgs.python3.withPackages (ps: [ ps.smbus2 ])}/bin/python3 + import smbus2 + import time + import subprocess + + bus = smbus2.SMBus(1) + + while True: + try: + # Get temperature + temp_output = subprocess.check_output(['${pkgs.libraspberrypi}/bin/vcgencmd', 'measure_temp']).decode() + temp = float(temp_output.replace("temp=","").replace("'C\n","")) + + # Set fan speed based on temperature (0-100) + if temp < 55: + speed = 0 + elif temp < 60: + speed = 25 + elif temp < 65: + speed = 50 + else: + speed = 100 + + bus.write_byte(0x1a, speed) + print(f"Temp: {temp}°C, Fan: {speed}%") + except Exception as e: + print(f"Error: {e}") + + time.sleep(30) + ''; + }; + }; +} diff --git a/hosts/rpi4/hardware-configuration.nix b/hosts/rpi4/hardware-configuration.nix new file mode 100644 index 0000000..cd33b81 --- /dev/null +++ b/hosts/rpi4/hardware-configuration.nix @@ -0,0 +1,26 @@ +{ config, lib, pkgs, modulesPath, ... }: +{ + imports = + [ (modulesPath + "/installer/scan/not-detected.nix") + ]; + boot.initrd.availableKernelModules = [ "xhci_pci" ]; + boot.initrd.kernelModules = [ ]; + boot.kernelModules = [ ]; + boot.extraModulePackages = [ ]; + fileSystems."/" = + { device = "/dev/disk/by-uuid/44444444-4444-4444-8888-888888888888"; + fsType = "ext4"; + }; + fileSystems."/storage" = + { device = "/dev/disk/by-label/STORAGE"; + fsType = "ext4"; + options = [ "nofail" ]; + }; + swapDevices = [ + { device = "/swapfile"; + size = 4096; + } + ]; + nixpkgs.hostPlatform = lib.mkDefault "aarch64-linux"; + hardware.i2c.enable = true; +}