On 11/13/23 16:38, Laszlo Ersek wrote:
> On 11/7/23 03:43, Wu, Jiaxin wrote:
>> Processor extended information is filled when
>> CPU_V2_EXTENDED_TOPOLOGY is set in parameter ProcessorNumber
>> from GetProcessorInfo() (See commit: 1fadd18d).
>>
>> This filed value is retrieved from CPUID leaf 1FH, which is
>> a preferred superset to leaf 0BH.
>>
>> Since Intel recommends first use the CPUID leaf 1FH instead of
>> leaf 0BH, this patch change to use the processor extended
>> information, which can reflect the value from CPUID leaf 1FH.
>>
>> Cc: Eric Dong <eric.d...@intel.com>
>> Cc: Ray Ni <ray...@intel.com>
>> Cc: Rahul Kumar <rahul1.ku...@intel.com>
>> Cc: Gerd Hoffmann <kra...@redhat.com>
>> Cc: Star Zeng <star.z...@intel.com>
>> Signed-off-by: Jiaxin Wu <jiaxin...@intel.com>
>> ---
>> UefiCpuPkg/PiSmmCpuDxeSmm/CpuService.c | 10 ++++++++++
>> UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c | 6 +++---
>> 2 files changed, 13 insertions(+), 3 deletions(-)
>>
>> diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/CpuService.c
>> b/UefiCpuPkg/PiSmmCpuDxeSmm/CpuService.c
>> index 391b64e9f2..c0485b0519 100644
>> --- a/UefiCpuPkg/PiSmmCpuDxeSmm/CpuService.c
>> +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/CpuService.c
>> @@ -169,10 +169,20 @@ SmmAddProcessor (
>> &gSmmCpuPrivate->ProcessorInfo[Index].Location.Package,
>> &gSmmCpuPrivate->ProcessorInfo[Index].Location.Core,
>> &gSmmCpuPrivate->ProcessorInfo[Index].Location.Thread
>> );
>>
>> + GetProcessorLocation2ByApicId (
>> + (UINT32)ProcessorId,
>> +
>> &gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Package,
>> +
>> &gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Die,
>> +
>> &gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Tile,
>> +
>> &gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Module,
>> +
>> &gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Core,
>> +
>> &gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Thread
>> + );
>> +
>> *ProcessorNumber = Index;
>> gSmmCpuPrivate->Operation[Index] = SmmCpuAdd;
>> return EFI_SUCCESS;
>> }
>> }
>> diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
>> b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
>> index 25d058c5b9..c61562c867 100644
>> --- a/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
>> +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
>> @@ -177,11 +177,11 @@ IsPackageFirstThread (
>> IN UINTN CpuIndex
>> )
>> {
>> UINT32 PackageIndex;
>>
>> - PackageIndex = gSmmCpuPrivate->ProcessorInfo[CpuIndex].Location.Package;
>> + PackageIndex =
>> gSmmCpuPrivate->ProcessorInfo[CpuIndex].ExtendedInformation.Location2.Package;
>>
>> ASSERT (mPackageFirstThreadIndex != NULL);
>>
>> //
>> // Set the value of mPackageFirstThreadIndex[PackageIndex].
>> @@ -1834,12 +1834,12 @@ InitPackageFirstThreadIndexInfo (
>>
>> //
>> // Count the number of package, set to max PackageId + 1
>> //
>> for (Index = 0; Index < mNumberOfCpus; Index++) {
>> - if (PackageId < gSmmCpuPrivate->ProcessorInfo[Index].Location.Package) {
>> - PackageId = gSmmCpuPrivate->ProcessorInfo[Index].Location.Package;
>> + if (PackageId <
>> gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Package) {
>> + PackageId =
>> gSmmCpuPrivate->ProcessorInfo[Index].ExtendedInformation.Location2.Package;
>> }
>> }
>>
>> PackageCount = PackageId + 1;
>>
>
> Regression-tested-by: Laszlo Ersek <ler...@redhat.com>
>
also
Reviewed-by: Laszlo Ersek <ler...@redhat.com>
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