Re: isa memory address
From: Antonino Sergi
Date: Fri Nov 12 2004 - 12:32:54 EST
> > I tried but (on 2.4.2):
> > - request_region fails but, ignoring it and remapping physical address
> > to virtual, everything works fine, except for release_region, of course.
> > - request_mem_region works but what I get from communication with the
> > actual device are numbers that sometimes are surely wrong.
> As both request_region() and request_mem_region() merely reserve
> different resources in Linux structures, you can't get a different
> behavior from your device depending on which one you call, if any at all,
> unless you change code elsewhere at the same time.
You were right, there was a wrong symlink that made me compile for 2.4
with headers from 2.2; maybe some different macro substitution lead to
an actual different code. Now it works fine, with 2.6 too.
Antonino Sergi <Antonino.Sergi@xxxxxxxxxxxxx>
University of Rome "La Sapienza"
P.le Aldo Moro 2
00185 Rome Italy
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