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x86, amd: Get multi-node CPU info from NodeId MSR instead of PCI config space

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Use NodeId MSR to get NodeId and number of nodes per processor.

Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
LKML-Reference: <20091216144355.GB28798@alberich.amd.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Andreas Herrmann
2009-12-16 15:43:55 +01:00
committed by H. Peter Anvin
parent 5df974009f
commit 9d260ebc09
3 changed files with 17 additions and 38 deletions
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arch/x86/include/asm/cpufeature.h
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@@ -153,6 +153,7 @@
#define X86_FEATURE_SSE5 (6*32+11) /* SSE-5 */
#define X86_FEATURE_SKINIT (6*32+12) /* SKINIT/STGI instructions */
#define X86_FEATURE_WDT (6*32+13) /* Watchdog timer */
#define X86_FEATURE_NODEID_MSR (6*32+19) /* NodeId MSR */
/*
* Auxiliary flags: Linux defined - For features scattered in various