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UefiCpuPkg/CpuMpPei: Set AP state to CpuStateIdle after initialization 

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

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19087 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Jeff Fan 2015-12-02 00:42:59 +00:00 committed by vanjeff
parent ef1fdb8098
commit 10c6c206da
1 changed files with 6 additions and 4 deletions
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10
UefiCpuPkg/CpuMpPei/CpuMpPei.c
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@ -228,13 +228,14 @@ ApCFunction (
PeiCpuMpData = ExchangeInfo->PeiCpuMpData;
if (PeiCpuMpData->InitFlag) {
ProcessorNumber = NumApsExecuting;
//
// This is first time AP wakeup, get BIST information from AP stack
//
BistData = *(UINTN *) (PeiCpuMpData->Buffer + NumApsExecuting * PeiCpuMpData->CpuApStackSize - sizeof (UINTN));
PeiCpuMpData->CpuData[NumApsExecuting].Health.Uint32 = (UINT32) BistData;
PeiCpuMpData->CpuData[NumApsExecuting].ApicId = GetInitialApicId ();
if (PeiCpuMpData->CpuData[NumApsExecuting].ApicId >= 0xFF) {
BistData = *(UINTN *) (PeiCpuMpData->Buffer + ProcessorNumber * PeiCpuMpData->CpuApStackSize - sizeof (UINTN));
PeiCpuMpData->CpuData[ProcessorNumber].Health.Uint32 = (UINT32) BistData;
PeiCpuMpData->CpuData[ProcessorNumber].ApicId = GetInitialApicId ();
if (PeiCpuMpData->CpuData[ProcessorNumber].ApicId >= 0xFF) {
//
// Set x2APIC mode if there are any logical processor reporting
// an APIC ID of 255 or greater.
@ -248,6 +249,7 @@ ApCFunction (
//
MtrrSetAllMtrrs (&PeiCpuMpData->MtrrTable);
MicrocodeDetect ();
PeiCpuMpData->CpuData[ProcessorNumber].State = CpuStateIdle;
} else {
//
// Execute AP function if AP is not disabled