nix-dots/nixos/flavors/application/workstation/boot-splash.nix

{ pkgs, ... }:

{
  boot = {
    plymouth = {
      enable = true;
      theme = "bgrt";
    };

    consoleLogLevel = 0;
    initrd = {
      verbose = false;
      systemd.enable = true;
    };

    kernelParams = [
      "quiet"
      "splash"
      "boot.shell_on_fail"
      "loglevel=3"
      "rd.systemd.show_status=false"
      "rd.udev.log_level=3"
      "udev.log_priority=3"
      "vt.global_cursor_default=0"
    ];

    loader.timeout = 2;
  };
}