{ lib, ... }: { # This host is running inside BIOS VM so it needs the Grub. boot.loader.systemd-boot.enable = lib.mkForce false; boot.loader.efi.canTouchEfiVariables = lib.mkForce false; boot.loader.grub.enable = true; boot.loader.grub.device = "/dev/sda"; boot.loader.grub.useOSProber = true; fileSystems."/" = lib.mkForce { device = "/dev/sda2"; fsType = "ext4"; }; fileSystems."/boot" = lib.mkForce { device = "/dev/sda1"; fsType = "vfat"; }; }