On Wed, 5 Sep 2007 17:00:27 +0200 "Andreas Herrmann" <[email protected]> wrote: > On Wed, Sep 05, 2007 at 06:58:58AM +0100, H. Peter Anvin wrote: > > Well, they don't add any functionality, do they? > > They allow CF8/CFC to access ECS in cases where mmcfg is not working. > just for the record; I have absolutely no problem with allowing the new cf8 method (I'm assuming that it's obvious that if mmio is available, that will be used instead for performance reasons). What I was/am concerned/uncomfortable about is keying this off the CPU level rather than a PCI level property; I much rather would see this keyed of, say, the PCI ID of the root bridge, or ideally from some PCI property. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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- [patch 0/5] (resent) x86: PCI extended config space access on AMD Barcelona CPUs
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