Значение расширения.ucode файлов в /lib/firmware

Из справочных страниц rsync:

   If you need to transfer a filename  that  contains  whitespace,  you  can
   either  specify  the --protect-args (-s) option, or you'll need to escape
   the whitespace in a way that  the  remote  shell  will  understand.   For
   instance:

          rsync -av host:'file\ name\ with\ spaces' /dest