1{ lib, pkgs, ... }:
 2{
 3  console.keyMap = lib.mkForce "us";
 4  boot = {
 5    kernelPackages = pkgs.linuxKernel.packages.linux_rpi4;
 6    initrd.systemd.enable = lib.mkForce false;
 7    # initrd.systemd.enableTpm2 = false;
 8    initrd.availableKernelModules = [
 9      "xhci_pci"
10      "usbhid"
11      "usb_storage"
12    ];
13    loader = {
14      grub.enable = false;
15      systemd-boot.enable = lib.mkForce false;
16      generic-extlinux-compatible.enable = true;
17    };
18  };
19}