On Tuesday 10 November 2009 10:11:28 am Bjorn Helgaas wrote: > The PCI Firmware Spec requires BIOS to use _CBA, not MCFG, to report > MMCONFIG regions of hot-pluggable host bridges. Therefore, if the > hardware and firmware support host bridge hotplug, we will encounter > _CBA even if Linux itself doesn't support hotplug. > > These patches make the pci_root driver keep track of the downstream > bus range and make it available so arch-specific code can register > MMCONFIG regions if necessary. I think these patches got forgotten, but I still think they're worthwhile. I'd be glad to refresh them if necessary. Bjorn -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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