First pass at armv7l images
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Craige McWhirter
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1005bad669
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34
clusters/pi2B_rack.nix
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34
clusters/pi2B_rack.nix
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# NixOps configuration for the Raspberry Pi 2B Rack
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{
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imports =
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[
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<nixpkgs/nixos/modules/installer/scan/not-detected.nix>
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../hardware/raspberry_pi_2_model_B.nix
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../roles/host_common.nix
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../roles/pi_common.nix
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../roles/server_common.nix
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];
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# Ensure the right package architecture is used
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nixpkgs.localSystem = {
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system = "armv7l-linux";
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config = "armv7l-unknown-linux-gnu";
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allowUnfree = true;
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};
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networking.wireless.enable = false; # Toggles wireless support via wpa_supplicant.
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documentation = {
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nixos.enable = false; # Save some space by disabling the manual
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};
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users.users.root = {
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openssh.authorizedKeys.keys = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDtjE0YstRzlh+Zhlj03th9DYOkMqJ5xHUcderBq151K craige@mcwhirter.io"
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFq6/C6ZSM8nS091fqw/om9LRszHDmS82ZTL7+GaSBnz craige@paidh-tri"
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];
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};
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}
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75
hardware/raspberry_pi_2_model_B.nix
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75
hardware/raspberry_pi_2_model_B.nix
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# Configuration common to all Raspberry Pi 3 Model B devices
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{ config, pkgs, lib, ... }:
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{
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boot = {
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initrd = {
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availableKernelModules = [
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"bcm2835_dma" # Allows early (earlier) mode setting
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"i2c_bcm2835" # Allows early (earlier) mode setting
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"usbhid"
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"usb_storage"
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"vc4" # Allows early (earlier) mode setting
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];
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};
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kernelPackages = pkgs.linuxPackages_latest; # For a Raspberry Pi 2 or 3)
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kernelParams = [
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"console=ttyS0,115200n8" # Enable the serial console
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"console=ttyAMA0,115200n8"
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"console=tty0"
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];
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loader = {
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generic-extlinux-compatible = {
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enable = true; # Enables the generation of /boot/extlinux/extlinux.conf
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};
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grub = {
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enable = false; # NixOS wants to enable GRUB by default.
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};
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raspberryPi = {
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enable = true;
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version = 3;
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firmwareConfig = ''
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hdmi_force_hotplug=1 # Enable headless booting
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'';
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};
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};
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};
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# File systems configuration for using the installer's partition layout
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fileSystems = {
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"/" = {
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device = "/dev/disk/by-label/NIXOS_SD";
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fsType = "ext4";
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};
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"/boot/firmware" = {
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device = "/dev/disk/by-label/FIRMWARE";
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fsType = "vfat";
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# Alternatively, this could be removed from the configuration.
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# The filesystem is not needed at runtime, it could be treated
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# as an opaque blob instead of a discrete FAT32 filesystem.
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options = [ "nofail" "noauto" ];
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};
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"/var" = {
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device = "/dev/disk/by-label/var";
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fsType = "ext4";
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};
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};
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# !!! Adding a swap file is optional, but strongly recommended!
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swapDevices = [ { device = "/swapfile"; size = 1024; } ];
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hardware = {
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enableRedistributableFirmware = true; # Enable support for Pi firmware blobs
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};
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networking = {
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enableB43Firmware = false; # If true, enable Pi wireless firmware
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};
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environment.systemPackages = with pkgs; [
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raspberrypi-tools # Userland tools for the Raspberry Pi board
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];
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}
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19
images/sd-image_paidh-aon.nix
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19
images/sd-image_paidh-aon.nix
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# SD image for paidh-aon
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#
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# To build this image, run:
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#
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# nix-build '<nixpkgs/nixos>' -A config.system.build.sdImage -I \
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# nixos-config=./images/sd-image_paidh-aon.nix
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#
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# An example of how to write the image to SD card:
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#
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# bzcat ./result/sd-image/nixos-sd-image-20.03.1577.74a80c5a9ab-aarch64-linux.img.bz2 | sudo dd of=/dev/sdb
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{ ... }: {
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imports = [
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./sd-image_paidh-armv7.nix
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../hosts/paidh-aon.nix
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];
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}
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40
images/sd-image_paidh-armv7.nix
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40
images/sd-image_paidh-armv7.nix
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# Base image for building SD images for my Pi 2's
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#
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# To build, use:
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# imports = [ ./sd-image_paidh-armv7.nix ]
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{ config, lib, pkgs, ... }:
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let
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extlinux-conf-builder =
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import <nixpkgs/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.nix> {
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pkgs = pkgs.buildPackages;
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};
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in
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{
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imports = [
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<nixpkgs/nixos/modules/profiles/base.nix>
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<nixpkgs/nixos/modules/installer/cd-dvd/sd-image-armv7l-multiplatform.nix>
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];
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boot.consoleLogLevel = lib.mkDefault 7;
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sdImage = {
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populateFirmwareCommands = let
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configTxt = pkgs.writeText "config.txt" ''
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# Prevent the firmware from smashing the framebuffer setup done by the mainline kernel
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# when attempting to show low-voltage or overtemperature warnings.
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avoid_warnings=1
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'';
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in ''
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(cd ${pkgs.raspberrypifw}/share/raspberrypi/boot && cp bootcode.bin fixup*.dat start*.elf $NIX_BUILD_TOP/firmware/)
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cp ${pkgs.ubootRaspberryPi2}/u-boot.bin firmware/u-boot-rpi2.bin
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cp ${configTxt} firmware/config.txt
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'';
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populateRootCommands = ''
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mkdir -p ./files/boot
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${extlinux-conf-builder} -t 3 -c ${config.system.build.toplevel} -d ./files/boot
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'';
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};
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}
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