{ ... }: { imports = [ ../Generic/config.nix ]; config = { valhalla = { windows = { dualboot = { enable = true; linuxPercentage = 70; # better safe than sorry }; }; partition.os.partitions = { Boot.keepExisting = true; Windows = { index = 6; label = "OS"; format = "ntfs"; mountPoint = "/win"; mountOptions = ["force"]; keepExisting = true; }; }; }; }; }