diff options
Diffstat (limited to 'UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c')
| -rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c index 25d058c5b9..b279f5dfcc 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c @@ -1953,6 +1953,16 @@ InitializeMpSyncData ( // Enable BSP election by setting BspIndex to -1
//
mSmmMpSyncData->BspIndex = (UINT32)-1;
+ } else {
+ //
+ // Use NonSMM BSP as SMM BSP
+ //
+ for (CpuIndex = 0; CpuIndex < gSmmCpuPrivate->SmmCoreEntryContext.NumberOfCpus; CpuIndex++) {
+ if (GetApicId () == gSmmCpuPrivate->ProcessorInfo[CpuIndex].ProcessorId) {
+ mSmmMpSyncData->BspIndex = (UINT32)CpuIndex;
+ break;
+ }
+ }
}
mSmmMpSyncData->EffectiveSyncMode = mCpuSmmSyncMode;
|