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UefiCpuPkg/MpInitLib: Set new AP to idle state after switching BSP 

We need to set new AP to idle state if it is expected to be waken up by new BSP
later.

Cc: Feng Tian <feng.tian@intel.com>
Cc: Kinney Michael D <michael.d.kinney@intel.com>
Cc: Ruiyu Ni <ruiyu.ni@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>
This commit is contained in:
Jeff Fan 2016-12-26 19:16:23 +08:00
parent b6e45716c3
commit af8ba51aca
1 changed files with 2 additions and 0 deletions
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2
UefiCpuPkg/Library/MpInitLib/MpLib.c
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@ -1608,6 +1608,8 @@ SwitchBSPWorker (
// //
if (!EnableOldBSP) { if (!EnableOldBSP) {
SetApState (&CpuMpData->CpuData[CallerNumber], CpuStateDisabled); SetApState (&CpuMpData->CpuData[CallerNumber], CpuStateDisabled);
} else {
SetApState (&CpuMpData->CpuData[CallerNumber], CpuStateIdle);
} }
// //
// Save new BSP number // Save new BSP number