87 lines
2.4 KiB
Nix
87 lines
2.4 KiB
Nix
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# Configuration common to all Raspberry Pi 3 Model B devices
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{
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config,
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pkgs,
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lib,
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...
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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_5_15; # For a Raspberry Pi 2 or 3)
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kernelParams = [
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"cma=320M" # Needed for the virtual console to work on the RPi 3
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"console=ttyS0,115200n8" # Enable the serial console
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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 = false;
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version = 3;
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uboot.enable = true;
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firmwareConfig = ''
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arm_64bit=1 # Force kernel loading system to assume a 64-bit kernel
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display_auto_detect=1 # Enable auto detection of screen resolution
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gpu_mem=128
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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 = [
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{
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device = "/swapfile";
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size = 1024;
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}
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];
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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 = true; # If true, enable Pi wireless firmware
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};
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nixpkgs.config.allowUnfree = true; # required by B34Firmare above
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environment.systemPackages = with pkgs; [
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libraspberrypi # Userland tools for the Raspberry Pi board
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];
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}
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