DragonFly BSD
DragonFly kernel List (threaded) for 2004-08
[Date Prev][Date Next]  [Thread Prev][Thread Next]  [Date Index][Thread Index]

Re: PCI Express

From: Jeroen Ruigrok/asmodai <asmodai@xxxxxx>
Date: Wed, 25 Aug 2004 15:13:15 +0200

-On [20040825 15:02], Chuck Tuffli (chuck_tuffli@xxxxxxxxxxx) wrote:
>MSI is based on the 2.3 version of the PCI spec for express. Are there
>any examples of drivers that use MSI? Where are the writes going: the
>IOAPIC or the front side bus? Any pointers would be mucho mucho

Mmm, sorry, wasn't too clear in that aspect.  With uptodate MSI I meant the
header files and such have all the defines and such in place.

I am not aware of any drivers that use MSI to be honest.

>I forgot to ask the original poster what they meant by supporting
>PCIe. Is there some particular feature that you're looking for like
>error reporting, ASPM, hot plug, QoS, etc?

I think QoS and hot plugging would be very interesting for most people.

I doubt any drivers or lowlevel routines need to be rewritten to accomodate
for the shared -> point-to-point change in the specification.

Jeroen Ruigrok van der Werven <asmodai(at)wxs.nl> / asmodai / kita no mono
Free Tibet! http://www.savetibet.org/ | http://www.tibet.nu/
http://www.tendra.org/   | http://www.in-nomine.org/
To the dull mind nature is leaden. To the illumined mind the whole world
burns and sparkles with light...

[Date Prev][Date Next]  [Thread Prev][Thread Next]  [Date Index][Thread Index]