From: Vojtech Pavlik <vojtech@suse.cz>
To: "Richard B. Johnson" <linux-os@analogic.com>
Cc: christos gentsis <christos_gentsis@yahoo.co.uk>,
linux-kernel@vger.kernel.org
Subject: Re: PCI-X support
Date: Fri, 1 Jul 2005 20:40:09 +0200 [thread overview]
Message-ID: <20050701184009.GA2034@ucw.cz> (raw)
In-Reply-To: <Pine.LNX.4.61.0507011357290.5350@chaos.analogic.com>
On Fri, Jul 01, 2005 at 02:00:15PM -0400, Richard B. Johnson wrote:
> On Fri, 1 Jul 2005, christos gentsis wrote:
>
> >Hello
> >
> >I have a friend that his Msc project is related with the development
> >over a PCI-X card. the problem is that he do not know if the Linux
> >kernel support the PCI-X bus. i try to find something related with the
> >PCI-X in the kernel source but i didn't found any file or folder with a
> >relevant name... Does any one know if PCI-X bus supported from Linux and
> >if no how can he patch the kernel to support it...?
> >
> >Thanks
> >Chris
>
> Sure PCI-X is just PCI/66 with 64-bits. It's just like PCI/66
> from a software standpoint.
Not really. 64-bit 66MHz PCI is normal PCI, within the PCI 2.1 spec.
Common PCI-X is running at 133MHz, 64-bit wide.
You're correct, though, that from the software standpoint it's not much
different and Linux supports it natively. I'm not sure about MSI-X
extensions, though.
--
Vojtech Pavlik
SuSE Labs, SuSE CR
next prev parent reply other threads:[~2005-07-01 18:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-01 17:48 PCI-X support christos gentsis
2005-07-01 18:00 ` Richard B. Johnson
2005-07-01 18:05 ` christos gentsis
2005-07-01 19:02 ` Richard B. Johnson
2005-07-01 19:09 ` Vojtech Pavlik
2005-07-01 19:25 ` Richard B. Johnson
2005-07-01 22:20 ` Krzysztof Halasa
2005-07-01 18:40 ` Vojtech Pavlik [this message]
2005-07-01 19:09 ` Greg KH
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