Hi!
> The fact is, 99% of the hardware you buy *today* has absolutely zero need
> for extended PCI config access. In fact, I would not be surprised at all
> if most hardware sold today generally doesn't have *any* devices that even
> have config registers in the 0x100+ range.
Most PCI Express bridges have root complex control block capabilities
which have to reside in the extended range.
However I agree that hardware _requiring_ extended config register access
is rare.
Have a nice fortnight
--
Martin `MJ' Mares <[EMAIL PROTECTED]>
http://mj.ucw.cz/
Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth
"Dijkstra probably hates me." -- /usr/src/linux/kernel/sched.c
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