On Wed, Apr 30, 2014 at 4:21 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote: > On Wed, Apr 30, 2014 at 3:26 PM, Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote: > >>> For intel: Nehalem, westmere, sndbridge, ivybridge. >>> >>> For nvidia, only according to boot log for old systems with chipset: >>> ck804 and mcp55. >> >> I meant, do you have a reference to a section in the spec that talks >> about how this works? >> >> So far all we have is folklore that was discovered by experimentation. >> It'd be nice to see the spec that says "CC is only used when changing >> these listed bits." > > We will have doc from Intel about that. Hope it is not under NDA. Intel published that yesterday. http://www.intel.com/content/www/us/en/processors/xeon/xeon-e7-v2-spec-update.html in section CF118. Thanks Yinghai -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html