nix/hosts/marvin/bootloader.nix

{
  pkgs,
  lib,
  ...
}: {
  boot = {
    extraModulePackages = [];
    kernelModules = ["kvm-amd"];
    kernelPackages = pkgs.linuxPackages_latest;
    kernelParams = ["nohibernate"];
    supportedFilesystems = lib.mkForce ["btrfs" "vfat" "f2fs" "zfs"];
    zfs.devNodes = "/dev/";

    # Initrd config
    initrd = {
      availableKernelModules = ["xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod"];
      supportedFilesystems = ["btrfs" "vfat" "f2fs" "zfs"];
      kernelModules = [];
    };

    # Systemd-boot config
    loader = {
      systemd-boot.enable = true;
      systemd-boot.configurationLimit = 5;
      efi = {
        canTouchEfiVariables = true;
        efiSysMountPoint = "/boot/efi";
      };
    };

    # ZFS Config
    # I use ZFS as my bulk data storage
    # zfs = {
    #   enabled = true;
    # };
  };
  # ZFS mount stuff
  services.udev.extraRules = ''
    ACTION=="add|change", KERNEL=="sd[a-z]*[0-9]*|mmcblk[0-9]*p[0-9]*|nvme[0-9]*n[0-9]*p[0-9]*", ENV{ID_FS_TYPE}=="zfs_member", ATTR{../queue/scheduler}="none"
  '';
}