Messages in this thread | | | Subject | Re: [discuss] Re: Please pull x86-64 bug fixes | From | Arjan van de Ven <> | Date | Fri, 06 Oct 2006 13:03:50 +0200 |
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On Thu, 2006-10-05 at 15:45 -0700, Linus Torvalds wrote: > > On Thu, 5 Oct 2006, Jeff Garzik wrote: > > > Andi Kleen wrote: > > > If the choice is between a secret NDA only card with dubious > > > functionality and booting on lots of modern boards I know what to choose. > > > > That's a strawman argument. There is no need to choose. You can clearly boot > > on lots of modern boards with mmconfig just fine. We just need to narrow down > > which ones. > > Jeff, _that_ is the strawman argument. > > The thing is, nobody has been able to so far come up with a way to narrow > down which ones. > > I think Andi's response was quite on the mark: if you have a patch to > narrow it down, please share. Until then, the fact is, we don't know > _how_, and you're barking up the wrong tree.
we can do a tiny bit better than the current code; some chipsets have the address of the MMIO region stored in their config space; so we can get to that using the old method and validate the acpi code with that.
I'm (in the background) working on collecting which chipsets have this; it seems that at least several Intel ones do.
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