uses CONFIG_ROM_PAYLOAD uses CONFIG_IDE_PAYLOAD uses CONFIG_FS_PAYLOAD uses CONFIG_IDE uses CONFIG_SERIAL_PAYLOAD if CONFIG_ROM_PAYLOAD object rom_stream.o end if CONFIG_IDE_PAYLOAD default CONFIG_IDE=1 object ide_stream.o end if CONFIG_FS_PAYLOAD object fs_stream.o dir fs end if CONFIG_SERIAL_PAYLOAD object serial_stream.o end