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SubjectRe: [RFC] Whitelist chipsets supporting MSI and check Hyper-transport capabilities
Andi Kleen wrote:
> Brice Goglin <> 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.


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