This patch fixes an issue introduced recently in MpInitLib, where we read
a PlatformId MSR that is not implemented on AMD processors. The patch uses
CPUID signature check to skip reading the PlatformId MSR.

Changes since v2:
Fix typo (PCD name) on commit log.

Leo Duran (1):
  UefiCpuPkg/MpInitLib: Skip reading PlatformId on AMD processors.

 UefiCpuPkg/Library/MpInitLib/MpLib.c | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

-- 
2.7.4


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