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UefiCpuPkg/PiSmmCpuDxeSmm: Initialize gSmst fields on S3 resume 

Update S3 resume path to initialize the fields of gSmst before
the gSmst fields are used to complete initialization in S3 resume.

Cc: Jeff Fan <jeff.fan@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Kinney <michael.d.kinney@intel.com>
Reviewed-by: Jeff Fan <jeff.fan@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19504 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Michael Kinney 2015-12-24 00:14:00 +00:00 committed by mdkinney
parent e9b3a6c926
commit 6011381199
1 changed files with 9 additions and 0 deletions
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9
UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c
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@ -1496,6 +1496,15 @@ PerformPreTasks (
// Restore SMM Configuration in S3 boot path.
//
if (mRestoreSmmConfigurationInS3) {
//
// Need make sure gSmst is correct because below function may use them.
//
gSmst->SmmStartupThisAp = gSmmCpuPrivate->SmmCoreEntryContext.SmmStartupThisAp;
gSmst->CurrentlyExecutingCpu = gSmmCpuPrivate->SmmCoreEntryContext.CurrentlyExecutingCpu;
gSmst->NumberOfCpus = gSmmCpuPrivate->SmmCoreEntryContext.NumberOfCpus;
gSmst->CpuSaveStateSize = gSmmCpuPrivate->SmmCoreEntryContext.CpuSaveStateSize;
gSmst->CpuSaveState = gSmmCpuPrivate->SmmCoreEntryContext.CpuSaveState;
//
// Configure SMM Code Access Check feature if available.
//