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UefiCpuPkg/CpuMpPei: Do not load new GDT table 

Do not load the new GDT table and just to use the exiting BSP's GDT table set up
by SEC phase.

Cc: Feng Tian <feng.tian@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Giri Mudusuru <giri.p.mudusuru@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Giri P Mudusuru <giri.p.mudusuru@intel.com>
This commit is contained in:
Jeff Fan 2016-07-11 19:46:36 +08:00
parent d1471c0112
commit 9c3d2f9a29
1 changed files with 1 additions and 5 deletions
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6
UefiCpuPkg/CpuMpPei/CpuMpPei.c
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@ -464,7 +464,7 @@ WakeUpAP (
//
// Get the BSP's data of GDT and IDT
//
CopyMem ((VOID *)&ExchangeInfo->GdtrProfile, &mGdt, sizeof(mGdt));
AsmReadGdtr ((IA32_DESCRIPTOR *) &ExchangeInfo->GdtrProfile);
AsmReadIdtr ((IA32_DESCRIPTOR *) &ExchangeInfo->IdtrProfile);
if (PeiCpuMpData->ApLoopMode == ApInMwaitLoop) {
@ -859,10 +859,6 @@ CpuMpPeimInit (
EFI_VECTOR_HANDOFF_INFO *VectorInfo;
EFI_PEI_VECTOR_HANDOFF_INFO_PPI *VectorHandoffInfoPpi;
//
// Load new GDT table on BSP
//
AsmInitializeGdt (&mGdt);
//
// Get Vector Hand-off Info PPI
//