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UefiCpuPkg/CpuMpPei: Implementation of PeiStartupAllAPs ()

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18008 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Jeff Fan
2015-07-15 03:43:12 +00:00
committed by vanjeff
parent bf55f5b274
commit 60ca9e8c18
4 changed files with 308 additions and 0 deletions
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14
UefiCpuPkg/CpuMpPei/CpuMpPei.c
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@@ -133,6 +133,8 @@ ApCFunction (
)
{
PEI_CPU_MP_DATA *PeiCpuMpData;
UINTN ProcessorNumber;
EFI_AP_PROCEDURE Procedure;
UINTN BistData;
PeiCpuMpData = ExchangeInfo->PeiCpuMpData;
@@ -148,6 +150,18 @@ ApCFunction (
//
MtrrSetAllMtrrs (&PeiCpuMpData->MtrrTable);
MicrocodeDetect ();
} else {
//
// Execute AP function if AP is not disabled
//
GetProcessorNumber (PeiCpuMpData, &ProcessorNumber);
if ((PeiCpuMpData->CpuData[ProcessorNumber].State != CpuStateDisabled) &&
(PeiCpuMpData->ApFunction != 0)) {
PeiCpuMpData->CpuData[ProcessorNumber].State = CpuStateBusy;
Procedure = (EFI_AP_PROCEDURE)(UINTN)PeiCpuMpData->ApFunction;
Procedure ((VOID *)(UINTN)PeiCpuMpData->ApFunctionArgument);
PeiCpuMpData->CpuData[ProcessorNumber].State = CpuStateIdle;
}
}
//