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
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