Messages in this thread |  | | Date | Fri, 16 Aug 2002 22:49:50 -0700 | From | "H. J. Lu" <> | Subject | Re: PATCH: New fix for CardBus bridge behind a PCI bridge |
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On Fri, Aug 16, 2002 at 07:48:25PM +0400, Ivan Kokshaysky wrote: > On Mon, Aug 12, 2002 at 08:29:42PM -0700, H. J. Lu wrote: > > I was told all PCI_CLASS_BRIDGE_PCI bridges were transparent. The non- > > transparent ones have class code PCI_CLASS_BRIDGE_OTHER. This new patch > > only checks PCI_CLASS_BRIDGE_PCI and works for me. > > I guess that info came from Intel ;-) Interesting, but completely wrong. > The devices they call "non-transparent PCI-to-PCI bridges" aren't classic > PCI-to-PCI bridges at all, that's why they are PCI_CLASS_BRIDGE_OTHER. > It's more to do with CPU-to-CPU bridges. > In our terms, "transparent" PCI-to-PCI bridge means subtractive decoding one. > Your previous patch makes much more sense, although a) it should belong to > generic pci code b) is way incomplete. > > Please try this one instead. >
CardBus works now. But I can no longer load usb-uhci. My X server no longer works. Your patch is not right.
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