From: Andi Kleen <ak@suse.de>
To: <ravinandan.arakali@neterion.com>
Cc: "Peter. Phan" <peter.phan@neterion.com>,
"Leonid Grossman" <Leonid.Grossman@neterion.com>,
linux-kernel@vger.kernel.org
Subject: Re: MSI-X support on AMD 8132 platforms ?
Date: 15 May 2006 21:01:21 +0200 [thread overview]
Message-ID: <p73hd3r5czi.fsf@bragg.suse.de> (raw)
In-Reply-To: <MAEEKMLDLDFEGKHNIJHIKEIMCEAA.ravinandan.arakali@neterion.com>
"Ravinandan Arakali" <ravinandan.arakali@neterion.com> writes:
> I was wondering if anybody has got MSI-X going on AMD 8132 platforms.
> Our network card and driver support MSI-X and the combination works
> fine on IA64 and xeon platforms. But on the 8132, the MSI-X vectors are
> assigned(pci_enable_msix succeeds) but no interrupts get generated.
See erratum #78 in the AMD 8132 Specification update.
It doesn't support the MSI capability and there are no plans to fix that.
AFAIK the only way to get MSI on Opteron is on PCI Express.
> Note that with a different OS, MSI-X does work on 8132.
Are you sure?
-Andi
next prev parent reply other threads:[~2006-05-15 19:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-04 23:16 pci_enable_msix throws up error Ravinandan Arakali
2006-05-15 17:44 ` MSI-X support on AMD 8132 platforms ? Ravinandan Arakali
2006-05-15 19:01 ` Andi Kleen [this message]
2006-05-16 15:01 ` Petr Vandrovec
2006-05-16 18:44 ` Ravinandan Arakali
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