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UefiCpuPkg/CpuS3DataDxe: Keep old data if value already existed. 

AcpiCpuData add new fields, keep these fields if old data already existed.

Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Eric Dong 2018-10-17 09:01:15 +08:00
parent 9332439058
commit 38381e18bf
1 changed files with 2 additions and 0 deletions
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UefiCpuPkg/CpuS3DataDxe/CpuS3Data.c
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@ -259,6 +259,8 @@ CpuS3DataInitialize (
if (OldAcpiCpuData != NULL) {
AcpiCpuData->RegisterTable = OldAcpiCpuData->RegisterTable;
AcpiCpuData->PreSmmInitRegisterTable = OldAcpiCpuData->PreSmmInitRegisterTable;
AcpiCpuData->ApLocation = OldAcpiCpuData->ApLocation;
CopyMem (&AcpiCpuData->CpuStatus, &OldAcpiCpuData->CpuStatus, sizeof (CPU_STATUS_INFORMATION));
} else {
//
// Allocate buffer for empty RegisterTable and PreSmmInitRegisterTable for all CPUs