{ modulesPath, ... }: {
  imports = [ (modulesPath + "/profiles/qemu-guest.nix") ./generic-grub.nix ];

  boot.loader.grub.device = "/dev/sda";

  boot.initrd.availableKernelModules =
    [ "ata_piix" "uhci_hcd" "virtio_pci" "sr_mod" "virtio_blk" ];
  boot.initrd.kernelModules = [ ];
  boot.kernelModules = [ "kvm-intel" ];
  boot.extraModulePackages = [ ];

  boot.kernelParams = [
    "console=tty1"
    "console=ttyS0,115200"
  ];

  fileSystems."/" = {
    device = "/dev/vda1";
    fsType = "ext4";
  };
}