{ pkgs, lib, ... }:

{
  boot = {
    kernelPackages = pkgs.linuxKernel.packages.linux_rpi4;
    initrd = {
      availableKernelModules = [
        "xhci_pci"
        "usbhid"
        "usb_storage"
      ];
      # Disable default x86 modules that don't exist in the Pi kernel (e.g. dw-hdmi)
      includeDefaultModules = false;
    };
  };

  fileSystems = {
    "/" = {
      device = "/dev/disk/by-label/NIXOS_SD";
      fsType = "ext4";
      options = [ "noatime" ];
    };
  };

  nixpkgs.hostPlatform = lib.mkDefault "aarch64-linux";
  hardware.enableRedistributableFirmware = true;
}