Re: /proc/pci design idea

Geert Uytterhoeven (Geert.Uytterhoeven@cs.kuleuven.ac.be)
Tue, 16 Sep 1997 17:42:20 +0200 (CEST)


On Tue, 16 Sep 1997, Martin Mares wrote:
> > BTW, won't `cat /dev/pci' loop if read() returned 4 (i.e. reads are limited to
> > longwords)?
>
> It will loop, but it will be sloooooow.

Alternatively one can mmap() /dev/pci on hardware that supports it, e.g. on the
VLSI VAS96011 host bridge that's part of the IBM LongTrail CHRP (PPC) machine.

Greetings,

Geert

--
Geert Uytterhoeven                     Geert.Uytterhoeven@cs.kuleuven.ac.be
Wavelets, Linux/{m68k~Amiga,PPC~CHRP}  http://www.cs.kuleuven.ac.be/~geert/
Department of Computer Science -- Katholieke Universiteit Leuven -- Belgium