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Andi Kleen wrote: > On Friday 09 September 2005 04:33, Chuck Ebbert wrote: > >>I was looking at the i386 ACPI early quirk code and x86_64 equivalent >>and it seems to me it should be checking the host bridge vendor, not >>the one for various PCI bridges. Nvidia might release some kind of >>PCI card with an embedded bridge that would break this code, for >>example. I made this patch but I can't test it:> > It's wrong. On AMD K8 systems the host bridge is always from > AMD because the Northbridge is part of the CPU. Hmmm... no. root@Weasley:/etc# lspci 00:00.0 Host bridge: ATI Technologies Inc: Unknown device 5950 <...many things...> 00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration 00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map 00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller 00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control The Athlon64 machines has an external host bridge. You can look the ATI Host Bridge in the first line of lspci. Piter PUNK - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org 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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