Mail Archives: djgpp/1994/02/11/09:24:58
> Would the mythical DPMI 1.0 allow mapping this physical segment so that it
> could be accessed without using "far" pointers? The question of how to
> access special devices out beyond 1MB will keep coming up, and for things
> like image processing, the overhead of copying to ordinary memory can hurt
> performance.
Yes, DPMI 1.0 will sove this. Don't hold your breath waiting for it -
I don't think it will ever happen. I was hoping that somehow gcc
could be taught about far pointers so that it would do this for us,
but again - don't hold your breath.
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