Remove hack code that "limited" the mapped memory to 64k. Now that the BAT is used to map the 16M display memory, no size limit is needed. (Was only originally needed because of pmap limitations).
Remove hack code that "limited" the mapped memory to 64k. Now that
the BAT is used to map the 16M display memory, no size limit is needed.
(Was only originally needed because of pmap limitations).

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars