[edk2-devel] [Patch v2 2/2] UefiCpuPkg/RegisterCpuFeaturesLib: avoid use dynamic PCD.

Ni, Ray ray.ni at intel.com
Mon Jul 15 07:19:57 UTC 2019


Reviewed-by: Ray Ni <ray.ni at intel.com>

> -----Original Message-----
> From: Dong, Eric
> Sent: Monday, July 15, 2019 3:01 PM
> To: devel at edk2.groups.io
> Cc: Ni, Ray <ray.ni at intel.com>; Laszlo Ersek <lersek at redhat.com>; Kumar, Chandana C <chandana.c.kumar at intel.com>; Zeng,
> Star <star.zeng at intel.com>
> Subject: [Patch v2 2/2] UefiCpuPkg/RegisterCpuFeaturesLib: avoid use dynamic PCD.
> 
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1972
> 
> Function in this library may be used by APs. Assert will be trig if AP
> uses dynamic pcd.
> This patch enhance the current code, remove the unnecessary usage of
> dynamic PCD. This change try to avoid report this issue again later.
> 
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Laszlo Ersek <lersek at redhat.com>
> Cc: Chandana Kumar <chandana.c.kumar at intel.com>
> Cc: Star Zeng <star.zeng at intel.com>
> Signed-off-by: Eric Dong <eric.dong at intel.com>
> ---
>  .../CpuFeaturesInitialize.c                   | 64 +++++++--------
>  .../RegisterCpuFeatures.h                     | 10 ++-
>  .../RegisterCpuFeaturesLib.c                  | 79 +++++++++----------
>  3 files changed, 76 insertions(+), 77 deletions(-)
> 
> diff --git a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
> b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
> index 1e25ba8b32..33752c1a9f 100644
> --- a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
> +++ b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
> @@ -15,20 +15,16 @@ CHAR16 *mRegisterTypeStr[] = {L"MSR", L"CR", L"MMIO", L"CACHE", L"SEMAP", L"INVA
>    Worker function to save PcdCpuFeaturesCapability.
> 
>    @param[in]  SupportedFeatureMask  The pointer to CPU feature bits mask buffer
> -  @param[in]  FeatureMaskSize       CPU feature bits mask buffer size.
> +  @param[in]  BitMaskSize           CPU feature bits mask buffer size.
> 
>  **/
>  VOID
>  SetCapabilityPcd (
>    IN UINT8               *SupportedFeatureMask,
> -  IN UINT32              FeatureMaskSize
> +  IN UINTN               BitMaskSize
>    )
>  {
>    EFI_STATUS             Status;
> -  UINTN                  BitMaskSize;
> -
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesCapability);
> -  ASSERT (FeatureMaskSize == BitMaskSize);
> 
>    Status = PcdSetPtrS (PcdCpuFeaturesCapability, &BitMaskSize, SupportedFeatureMask);
>    ASSERT_EFI_ERROR (Status);
> @@ -38,16 +34,16 @@ SetCapabilityPcd (
>    Worker function to save PcdCpuFeaturesSetting.
> 
>    @param[in]  SupportedFeatureMask  The pointer to CPU feature bits mask buffer
> +  @param[in]  BitMaskSize           CPU feature bits mask buffer size.
>  **/
>  VOID
>  SetSettingPcd (
> -  IN UINT8               *SupportedFeatureMask
> +  IN UINT8               *SupportedFeatureMask,
> +  IN UINTN               BitMaskSize
>    )
>  {
>    EFI_STATUS             Status;
> -  UINTN                  BitMaskSize;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
>    Status = PcdSetPtrS (PcdCpuFeaturesSetting, &BitMaskSize, SupportedFeatureMask);
>    ASSERT_EFI_ERROR (Status);
>  }
> @@ -272,19 +268,20 @@ SupportedMaskOr (
> 
>    @param[in]  SupportedFeatureMask  The pointer to CPU feature bits mask buffer
>    @param[in]  AndFeatureBitMask     The feature bit mask to do AND operation
> +  @param[in]  BitMaskSize           CPU feature bits mask buffer size.
> +
>  **/
>  VOID
>  SupportedMaskAnd (
>    IN       UINT8               *SupportedFeatureMask,
> -  IN CONST UINT8               *AndFeatureBitMask
> +  IN CONST UINT8               *AndFeatureBitMask,
> +  IN       UINT32              BitMaskSize
>    )
>  {
>    UINTN                  Index;
> -  UINTN                  BitMaskSize;
>    UINT8                  *Data1;
>    CONST UINT8            *Data2;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
>    Data1 = SupportedFeatureMask;
>    Data2 = AndFeatureBitMask;
>    for (Index = 0; Index < BitMaskSize; Index++) {
> @@ -297,19 +294,19 @@ SupportedMaskAnd (
> 
>    @param[in]  SupportedFeatureMask  The pointer to CPU feature bits mask buffer
>    @param[in]  AndFeatureBitMask     The feature bit mask to do XOR operation
> +  @param[in]  BitMaskSize           CPU feature bits mask buffer size.
>  **/
>  VOID
>  SupportedMaskCleanBit (
>    IN UINT8               *SupportedFeatureMask,
> -  IN UINT8               *AndFeatureBitMask
> +  IN UINT8               *AndFeatureBitMask,
> +  IN UINT32              BitMaskSize
>    )
>  {
>    UINTN                  Index;
> -  UINTN                  BitMaskSize;
>    UINT8                  *Data1;
>    UINT8                  *Data2;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
>    Data1 = SupportedFeatureMask;
>    Data2 = AndFeatureBitMask;
>    for (Index = 0; Index < BitMaskSize; Index++) {
> @@ -323,6 +320,7 @@ SupportedMaskCleanBit (
> 
>    @param[in]  SupportedFeatureMask   The pointer to CPU feature bits mask buffer
>    @param[in]  ComparedFeatureBitMask The feature bit mask to be compared
> +  @param[in]  BitMaskSize            CPU feature bits mask buffer size.
> 
>    @retval TRUE   The ComparedFeatureBitMask is set in CPU feature supported bits
>                   mask buffer.
> @@ -332,16 +330,14 @@ SupportedMaskCleanBit (
>  BOOLEAN
>  IsBitMaskMatch (
>    IN UINT8               *SupportedFeatureMask,
> -  IN UINT8               *ComparedFeatureBitMask
> +  IN UINT8               *ComparedFeatureBitMask,
> +  IN UINT32              BitMaskSize
>    )
>  {
>    UINTN                  Index;
> -  UINTN                  BitMaskSize;
>    UINT8                  *Data1;
>    UINT8                  *Data2;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
> -
>    Data1 = SupportedFeatureMask;
>    Data2 = ComparedFeatureBitMask;
>    for (Index = 0; Index < BitMaskSize; Index++) {
> @@ -557,14 +553,14 @@ AnalysisProcessorFeatures (
>      //
>      // Calculate the last capability on all processors
>      //
> -    SupportedMaskAnd (CpuFeaturesData->CapabilityPcd, CpuInitOrder->FeaturesSupportedMask);
> +    SupportedMaskAnd (CpuFeaturesData->CapabilityPcd, CpuInitOrder->FeaturesSupportedMask, CpuFeaturesData-
> >BitMaskSize);
>    }
>    //
>    // Calculate the last setting
>    //
>    CpuFeaturesData->SettingPcd = AllocateCopyPool (CpuFeaturesData->BitMaskSize, CpuFeaturesData->CapabilityPcd);
>    ASSERT (CpuFeaturesData->SettingPcd != NULL);
> -  SupportedMaskAnd (CpuFeaturesData->SettingPcd, PcdGetPtr (PcdCpuFeaturesSetting));
> +  SupportedMaskAnd (CpuFeaturesData->SettingPcd, PcdGetPtr (PcdCpuFeaturesSetting), CpuFeaturesData->BitMaskSize);
> 
>    //
>    // Dump the last CPU feature list
> @@ -574,8 +570,8 @@ AnalysisProcessorFeatures (
>      Entry = GetFirstNode (&CpuFeaturesData->FeatureList);
>      while (!IsNull (&CpuFeaturesData->FeatureList, Entry)) {
>        CpuFeature = CPU_FEATURE_ENTRY_FROM_LINK (Entry);
> -      if (IsBitMaskMatch (CpuFeature->FeatureMask, CpuFeaturesData->CapabilityPcd)) {
> -        if (IsBitMaskMatch (CpuFeature->FeatureMask, CpuFeaturesData->SettingPcd)) {
> +      if (IsBitMaskMatch (CpuFeature->FeatureMask, CpuFeaturesData->CapabilityPcd, CpuFeaturesData->BitMaskSize)) {
> +        if (IsBitMaskMatch (CpuFeature->FeatureMask, CpuFeaturesData->SettingPcd, CpuFeaturesData->BitMaskSize)) {
>            DEBUG ((DEBUG_INFO, "[Enable   ] "));
>          } else {
>            DEBUG ((DEBUG_INFO, "[Disable  ] "));
> @@ -583,22 +579,22 @@ AnalysisProcessorFeatures (
>        } else {
>          DEBUG ((DEBUG_INFO, "[Unsupport] "));
>        }
> -      DumpCpuFeature (CpuFeature);
> +      DumpCpuFeature (CpuFeature, CpuFeaturesData->BitMaskSize);
>        Entry = Entry->ForwardLink;
>      }
>      DEBUG ((DEBUG_INFO, "PcdCpuFeaturesCapability:\n"));
> -    DumpCpuFeatureMask (CpuFeaturesData->CapabilityPcd);
> +    DumpCpuFeatureMask (CpuFeaturesData->CapabilityPcd, CpuFeaturesData->BitMaskSize);
>      DEBUG ((DEBUG_INFO, "Origin PcdCpuFeaturesSetting:\n"));
> -    DumpCpuFeatureMask (PcdGetPtr (PcdCpuFeaturesSetting));
> +    DumpCpuFeatureMask (PcdGetPtr (PcdCpuFeaturesSetting), CpuFeaturesData->BitMaskSize);
>      DEBUG ((DEBUG_INFO, "Final PcdCpuFeaturesSetting:\n"));
> -    DumpCpuFeatureMask (CpuFeaturesData->SettingPcd);
> +    DumpCpuFeatureMask (CpuFeaturesData->SettingPcd, CpuFeaturesData->BitMaskSize);
>    );
> 
>    //
>    // Save PCDs and display CPU PCDs
>    //
>    SetCapabilityPcd (CpuFeaturesData->CapabilityPcd, CpuFeaturesData->BitMaskSize);
> -  SetSettingPcd (CpuFeaturesData->SettingPcd);
> +  SetSettingPcd (CpuFeaturesData->SettingPcd, CpuFeaturesData->BitMaskSize);
> 
>    for (ProcessorNumber = 0; ProcessorNumber < NumberOfCpus; ProcessorNumber++) {
>      CpuInitOrder = &CpuFeaturesData->InitOrder[ProcessorNumber];
> @@ -608,7 +604,7 @@ AnalysisProcessorFeatures (
>        // Insert each feature into processor's order list
>        //
>        CpuFeature = CPU_FEATURE_ENTRY_FROM_LINK (Entry);
> -      if (IsBitMaskMatch (CpuFeature->FeatureMask, CpuFeaturesData->CapabilityPcd)) {
> +      if (IsBitMaskMatch (CpuFeature->FeatureMask, CpuFeaturesData->CapabilityPcd, CpuFeaturesData->BitMaskSize)) {
>          CpuFeatureInOrder = AllocateCopyPool (sizeof (CPU_FEATURES_ENTRY), CpuFeature);
>          ASSERT (CpuFeatureInOrder != NULL);
>          InsertTailList (&CpuInitOrder->OrderList, &CpuFeatureInOrder->Link);
> @@ -624,18 +620,18 @@ AnalysisProcessorFeatures (
>        CpuFeatureInOrder = CPU_FEATURE_ENTRY_FROM_LINK (Entry);
> 
>        Success = FALSE;
> -      if (IsBitMaskMatch (CpuFeatureInOrder->FeatureMask, CpuFeaturesData->SettingPcd)) {
> +      if (IsBitMaskMatch (CpuFeatureInOrder->FeatureMask, CpuFeaturesData->SettingPcd, CpuFeaturesData->BitMaskSize)) {
>          Status = CpuFeatureInOrder->InitializeFunc (ProcessorNumber, CpuInfo, CpuFeatureInOrder->ConfigData, TRUE);
>          if (EFI_ERROR (Status)) {
>            //
>            // Clean the CpuFeatureInOrder->FeatureMask in setting PCD.
>            //
> -          SupportedMaskCleanBit (CpuFeaturesData->SettingPcd, CpuFeatureInOrder->FeatureMask);
> +          SupportedMaskCleanBit (CpuFeaturesData->SettingPcd, CpuFeatureInOrder->FeatureMask, CpuFeaturesData-
> >BitMaskSize);
>            if (CpuFeatureInOrder->FeatureName != NULL) {
>              DEBUG ((DEBUG_WARN, "Warning :: Failed to enable Feature: Name = %a.\n", CpuFeatureInOrder->FeatureName));
>            } else {
>              DEBUG ((DEBUG_WARN, "Warning :: Failed to enable Feature: Mask = "));
> -            DumpCpuFeatureMask (CpuFeatureInOrder->FeatureMask);
> +            DumpCpuFeatureMask (CpuFeatureInOrder->FeatureMask, CpuFeaturesData->BitMaskSize);
>            }
>          } else {
>            Success = TRUE;
> @@ -647,7 +643,7 @@ AnalysisProcessorFeatures (
>              DEBUG ((DEBUG_WARN, "Warning :: Failed to disable Feature: Name = %a.\n", CpuFeatureInOrder->FeatureName));
>            } else {
>              DEBUG ((DEBUG_WARN, "Warning :: Failed to disable Feature: Mask = "));
> -            DumpCpuFeatureMask (CpuFeatureInOrder->FeatureMask);
> +            DumpCpuFeatureMask (CpuFeatureInOrder->FeatureMask, CpuFeaturesData->BitMaskSize);
>            }
>          } else {
>            Success = TRUE;
> @@ -699,7 +695,7 @@ AnalysisProcessorFeatures (
>      // again during initialize the features.
>      //
>      DEBUG ((DEBUG_INFO, "Dump final value for PcdCpuFeaturesSetting:\n"));
> -    DumpCpuFeatureMask (CpuFeaturesData->SettingPcd);
> +    DumpCpuFeatureMask (CpuFeaturesData->SettingPcd, CpuFeaturesData->BitMaskSize);
> 
>      //
>      // Dump the RegisterTable
> diff --git a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeatures.h
> b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeatures.h
> index 5c546ee153..a18f926641 100644
> --- a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeatures.h
> +++ b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeatures.h
> @@ -180,20 +180,26 @@ SwitchNewBsp (
>    Function that uses DEBUG() macros to display the contents of a a CPU feature bit mask.
> 
>    @param[in]  FeatureMask  A pointer to the CPU feature bit mask.
> +  @param[in]  BitMaskSize  CPU feature bits mask buffer size.
> +
>  **/
>  VOID
>  DumpCpuFeatureMask (
> -  IN UINT8               *FeatureMask
> +  IN UINT8               *FeatureMask,
> +  IN UINT32              BitMaskSize
>    );
> 
>  /**
>    Dump CPU feature name or CPU feature bit mask.
> 
>    @param[in]  CpuFeature   Pointer to CPU_FEATURES_ENTRY
> +  @param[in]  BitMaskSize  CPU feature bits mask buffer size.
> +
>  **/
>  VOID
>  DumpCpuFeature (
> -  IN CPU_FEATURES_ENTRY  *CpuFeature
> +  IN CPU_FEATURES_ENTRY  *CpuFeature,
> +  IN UINT32              BitMaskSize
>    );
> 
>  /**
> diff --git a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
> b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
> index 36aabd7267..796d722498 100644
> --- a/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
> +++ b/UefiCpuPkg/Library/RegisterCpuFeaturesLib/RegisterCpuFeaturesLib.c
> @@ -23,31 +23,29 @@ IsCpuFeatureMatch (
>    IN UINT8               *SecondFeatureMask
>    )
>  {
> -  UINTN                 BitMaskSize;
> +  CPU_FEATURES_DATA          *CpuFeaturesData;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
> -  if (CompareMem (FirstFeatureMask, SecondFeatureMask, BitMaskSize) == 0) {
> -    return TRUE;
> -  } else {
> -    return FALSE;
> -  }
> +  CpuFeaturesData = GetCpuFeaturesData ();
> +
> +  return (CompareMem (FirstFeatureMask, SecondFeatureMask, CpuFeaturesData->BitMaskSize) == 0);
>  }
> 
>  /**
>    Function that uses DEBUG() macros to display the contents of a a CPU feature bit mask.
> 
>    @param[in]  FeatureMask  A pointer to the CPU feature bit mask.
> +  @param[in]  BitMaskSize  CPU feature bits mask buffer size.
> +
>  **/
>  VOID
>  DumpCpuFeatureMask (
> -  IN UINT8               *FeatureMask
> +  IN UINT8               *FeatureMask,
> +  IN UINT32              BitMaskSize
>    )
>  {
>    UINTN                  Index;
>    UINT8                  *Data8;
> -  UINTN                  BitMaskSize;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
>    Data8       = (UINT8 *) FeatureMask;
>    for (Index = 0; Index < BitMaskSize; Index++) {
>      DEBUG ((DEBUG_INFO, " %02x ", *Data8++));
> @@ -59,10 +57,13 @@ DumpCpuFeatureMask (
>    Dump CPU feature name or CPU feature bit mask.
> 
>    @param[in]  CpuFeature   Pointer to CPU_FEATURES_ENTRY
> +  @param[in]  BitMaskSize  CPU feature bits mask buffer size.
> +
>  **/
>  VOID
>  DumpCpuFeature (
> -  IN CPU_FEATURES_ENTRY  *CpuFeature
> +  IN CPU_FEATURES_ENTRY  *CpuFeature,
> +  IN UINT32              BitMaskSize
>    )
>  {
> 
> @@ -70,7 +71,7 @@ DumpCpuFeature (
>      DEBUG ((DEBUG_INFO, "FeatureName: %a\n", CpuFeature->FeatureName));
>    } else {
>      DEBUG ((DEBUG_INFO, "FeatureMask = "));
> -    DumpCpuFeatureMask (CpuFeature->FeatureMask);
> +    DumpCpuFeatureMask (CpuFeature->FeatureMask, BitMaskSize);
>    }
>  }
> 
> @@ -631,6 +632,7 @@ CheckCpuFeaturesDependency (
>  /**
>    Worker function to register CPU Feature.
> 
> +  @param[in]  CpuFeaturesData       Pointer to CPU feature data structure.
>    @param[in]  CpuFeature            Pointer to CPU feature entry
> 
>    @retval  RETURN_SUCCESS           The CPU feature was successfully registered.
> @@ -642,31 +644,15 @@ CheckCpuFeaturesDependency (
>  **/
>  RETURN_STATUS
>  RegisterCpuFeatureWorker (
> +  IN CPU_FEATURES_DATA       *CpuFeaturesData,
>    IN CPU_FEATURES_ENTRY      *CpuFeature
>    )
>  {
>    EFI_STATUS                 Status;
> -  CPU_FEATURES_DATA          *CpuFeaturesData;
>    CPU_FEATURES_ENTRY         *CpuFeatureEntry;
>    LIST_ENTRY                 *Entry;
> -  UINTN                      BitMaskSize;
>    BOOLEAN                    FeatureExist;
> 
> -  BitMaskSize     = PcdGetSize (PcdCpuFeaturesSetting);
> -  CpuFeaturesData = GetCpuFeaturesData ();
> -  if (CpuFeaturesData->FeaturesCount == 0) {
> -    InitializeListHead (&CpuFeaturesData->FeatureList);
> -    InitializeSpinLock (&CpuFeaturesData->CpuFlags.MemoryMappedLock);
> -    InitializeSpinLock (&CpuFeaturesData->CpuFlags.ConsoleLogLock);
> -    //
> -    // Driver has assumption that these three PCD should has same buffer size.
> -    //
> -    ASSERT (PcdGetSize (PcdCpuFeaturesSetting) == PcdGetSize (PcdCpuFeaturesCapability));
> -    ASSERT (PcdGetSize (PcdCpuFeaturesSetting) == PcdGetSize (PcdCpuFeaturesSupport));
> -    CpuFeaturesData->BitMaskSize = (UINT32) BitMaskSize;
> -  }
> -  ASSERT (CpuFeaturesData->BitMaskSize == BitMaskSize);
> -
>    FeatureExist = FALSE;
>    CpuFeatureEntry = NULL;
>    Entry = GetFirstNode (&CpuFeaturesData->FeatureList);
> @@ -684,12 +670,12 @@ RegisterCpuFeatureWorker (
> 
>    if (!FeatureExist) {
>      DEBUG ((DEBUG_INFO, "[NEW] "));
> -    DumpCpuFeature (CpuFeature);
> +    DumpCpuFeature (CpuFeature, CpuFeaturesData->BitMaskSize);
>      InsertTailList (&CpuFeaturesData->FeatureList, &CpuFeature->Link);
>      CpuFeaturesData->FeaturesCount++;
>    } else {
>      DEBUG ((DEBUG_INFO, "[OVERRIDE] "));
> -    DumpCpuFeature (CpuFeature);
> +    DumpCpuFeature (CpuFeature, CpuFeaturesData->BitMaskSize);
>      ASSERT (CpuFeatureEntry != NULL);
>      //
>      // Overwrite original parameters of CPU feature
> @@ -849,7 +835,6 @@ RegisterCpuFeature (
>    EFI_STATUS                 Status;
>    VA_LIST                    Marker;
>    UINT32                     Feature;
> -  UINTN                      BitMaskSize;
>    CPU_FEATURES_ENTRY         *CpuFeature;
>    UINT8                      *FeatureMask;
>    UINT8                      *BeforeFeatureBitMask;
> @@ -860,6 +845,7 @@ RegisterCpuFeature (
>    UINT8                      *PackageAfterFeatureBitMask;
>    BOOLEAN                    BeforeAll;
>    BOOLEAN                    AfterAll;
> +  CPU_FEATURES_DATA          *CpuFeaturesData;
> 
>    FeatureMask                 = NULL;
>    BeforeFeatureBitMask        = NULL;
> @@ -871,7 +857,18 @@ RegisterCpuFeature (
>    BeforeAll            = FALSE;
>    AfterAll             = FALSE;
> 
> -  BitMaskSize = PcdGetSize (PcdCpuFeaturesSetting);
> +  CpuFeaturesData = GetCpuFeaturesData ();
> +  if (CpuFeaturesData->FeaturesCount == 0) {
> +    InitializeListHead (&CpuFeaturesData->FeatureList);
> +    InitializeSpinLock (&CpuFeaturesData->CpuFlags.MemoryMappedLock);
> +    InitializeSpinLock (&CpuFeaturesData->CpuFlags.ConsoleLogLock);
> +    //
> +    // Code assumes below three PCDs have PCD same buffer size.
> +    //
> +    ASSERT (PcdGetSize (PcdCpuFeaturesSetting) == PcdGetSize (PcdCpuFeaturesCapability));
> +    ASSERT (PcdGetSize (PcdCpuFeaturesSetting) == PcdGetSize (PcdCpuFeaturesSupport));
> +    CpuFeaturesData->BitMaskSize = (UINT32) PcdGetSize (PcdCpuFeaturesSetting);
> +  }
> 
>    VA_START (Marker, InitializeFunc);
>    Feature = VA_ARG (Marker, UINT32);
> @@ -889,19 +886,19 @@ RegisterCpuFeature (
>        AfterAll  = ((Feature & CPU_FEATURE_AFTER_ALL) != 0) ? TRUE : FALSE;
>        Feature  &= ~(CPU_FEATURE_BEFORE_ALL | CPU_FEATURE_AFTER_ALL);
>        ASSERT (FeatureMask == NULL);
> -      SetCpuFeaturesBitMask (&FeatureMask, Feature, BitMaskSize);
> +      SetCpuFeaturesBitMask (&FeatureMask, Feature, CpuFeaturesData->BitMaskSize);
>      } else if ((Feature & CPU_FEATURE_BEFORE) != 0) {
> -      SetCpuFeaturesBitMask (&BeforeFeatureBitMask, Feature & ~CPU_FEATURE_BEFORE, BitMaskSize);
> +      SetCpuFeaturesBitMask (&BeforeFeatureBitMask, Feature & ~CPU_FEATURE_BEFORE, CpuFeaturesData->BitMaskSize);
>      } else if ((Feature & CPU_FEATURE_AFTER) != 0) {
> -      SetCpuFeaturesBitMask (&AfterFeatureBitMask, Feature & ~CPU_FEATURE_AFTER, BitMaskSize);
> +      SetCpuFeaturesBitMask (&AfterFeatureBitMask, Feature & ~CPU_FEATURE_AFTER, CpuFeaturesData->BitMaskSize);
>      } else if ((Feature & CPU_FEATURE_CORE_BEFORE) != 0) {
> -      SetCpuFeaturesBitMask (&CoreBeforeFeatureBitMask, Feature & ~CPU_FEATURE_CORE_BEFORE, BitMaskSize);
> +      SetCpuFeaturesBitMask (&CoreBeforeFeatureBitMask, Feature & ~CPU_FEATURE_CORE_BEFORE, CpuFeaturesData-
> >BitMaskSize);
>      } else if ((Feature & CPU_FEATURE_CORE_AFTER) != 0) {
> -      SetCpuFeaturesBitMask (&CoreAfterFeatureBitMask, Feature & ~CPU_FEATURE_CORE_AFTER, BitMaskSize);
> +      SetCpuFeaturesBitMask (&CoreAfterFeatureBitMask, Feature & ~CPU_FEATURE_CORE_AFTER, CpuFeaturesData-
> >BitMaskSize);
>      } else if ((Feature & CPU_FEATURE_PACKAGE_BEFORE) != 0) {
> -      SetCpuFeaturesBitMask (&PackageBeforeFeatureBitMask, Feature & ~CPU_FEATURE_PACKAGE_BEFORE, BitMaskSize);
> +      SetCpuFeaturesBitMask (&PackageBeforeFeatureBitMask, Feature & ~CPU_FEATURE_PACKAGE_BEFORE,
> CpuFeaturesData->BitMaskSize);
>      } else if ((Feature & CPU_FEATURE_PACKAGE_AFTER) != 0) {
> -      SetCpuFeaturesBitMask (&PackageAfterFeatureBitMask, Feature & ~CPU_FEATURE_PACKAGE_AFTER, BitMaskSize);
> +      SetCpuFeaturesBitMask (&PackageAfterFeatureBitMask, Feature & ~CPU_FEATURE_PACKAGE_AFTER, CpuFeaturesData-
> >BitMaskSize);
>      }
>      Feature = VA_ARG (Marker, UINT32);
>    }
> @@ -929,7 +926,7 @@ RegisterCpuFeature (
>      ASSERT_EFI_ERROR (Status);
>    }
> 
> -  Status = RegisterCpuFeatureWorker (CpuFeature);
> +  Status = RegisterCpuFeatureWorker (CpuFeaturesData, CpuFeature);
>    ASSERT_EFI_ERROR (Status);
> 
>    return RETURN_SUCCESS;
> --
> 2.21.0.windows.1


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