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From: Brice Goglin <brice@myri.com>
To: Andi Kleen <ak@suse.de>
Cc: linux-pci@atrey.karlin.mff.cuni.cz,
	LKML <linux-kernel@vger.kernel.org>,
	gregkh@suse.de, discuss@x86-64.org
Subject: Re: [RFC] Whitelist chipsets supporting MSI and check Hyper-transport capabilities
Date: Sat, 17 Jun 2006 10:48:18 -0400	[thread overview]
Message-ID: <44941632.4050703@myri.com> (raw)
In-Reply-To: <p73ver0p4vp.fsf@verdi.suse.de>

Andi Kleen wrote:
> Brice Goglin <brice@myri.com> writes:
>   
>> Or we could enable MSI by default on PCI-E chipsets and disable by
>> default on non-PCI-E (ie we whitelist non-PCI-E only) ? PCI-E chipsets
>> seem to support MSI pretty well.
>>     
>
> It looks like at least Serverworks HT1000 has trouble with MSI
> too, but it's PCI-Express. But I guess those can be black listed
>   

IIRC, HT1000 is the southbridge part of the HT2000 chipset. We have been
told that MSI works on this chipset. And from what we've seen/tested, it
is true. The problem is that MSI is often disabled by the BIOS. My
hypertransport MSI capability quirk should check it right.

Brice


  reply	other threads:[~2006-06-17 14:48 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-06-17  3:01 [RFC] Whitelist chipsets supporting MSI and check Hyper-transport capabilities Brice Goglin
2006-06-17  5:05 ` Matthew Wilcox
2006-06-17  5:26   ` Brice Goglin
2006-06-19 11:19   ` Xavier Bestel
2006-06-19 15:27     ` Grant Grundler
2006-06-17  6:28 ` Greg KH
2006-06-17  7:11   ` Brice Goglin
2006-06-17  8:23     ` Andi Kleen
2006-06-17 14:48       ` Brice Goglin [this message]
     [not found]         ` <20060619005329.GA1425@greglaptop>
2006-06-19  8:28           ` [discuss] " Andi Kleen
2006-06-19 12:52             ` Brice Goglin
2006-06-19 15:47             ` Greg Lindahl
2006-06-17 11:25   ` Jeff Garzik
2006-06-17 15:34 ` Alistair John Strachan
2006-06-17 16:15   ` Brice Goglin

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