From: "Peter Remmers" <Peter DOT Remmers AT t-online DOT de>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: C Library: mmap() function
Date: Mon, 2 Oct 2000 17:25:55 +0200
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Hans-Bernhard Broeker <broeker AT physik DOT rwth-aachen DOT de> schrieb in im
Newsbeitrag: 8r9s4f$ej7$1 AT nets3 DOT rz DOT RWTH-Aachen DOT DE...
> Eli Zaretskii <eliz AT is DOT elta DOT co DOT il> wrote:
>
> > On Mon, 2 Oct 2000, Peter Remmers wrote:
>
> >> Wouldn't it be possible to write a filesystem extension for
> >> say "/dev/fb0" which sits on VBE2.0, and then have a mmap() for getting
> >> a pointer to the framebuffer?
>
> > I fail to see how using VBE could help implementing mmap().
>
> I don't think that's what he was after. Rather the other way round:
> using mmap() as a more Unix-like interface to the framebuffer. I.e.
> mmap() might help to 'virtualize' or unify frame buffer access among
> several platforms, if it were supported on all of them and such a
> thing as a '/dev/framebuffer' existed on all of them.

Exactly, I was just looking for an application of mmap() which
could justify the effort of implementing it...
But, as you pointed out, it does not.
As I said, it was just an idea :-)

Peter