MpInformation2.h

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#ifndef MP_INFORMATION2_H_
#define MP_INFORMATION2_H_
 
#include <Protocol/MpService.h>
#include <PiPei.h>
#include <Ppi/SecPlatformInformation.h>
 
#define MP_INFORMATION2_HOB_REVISION  1
 
#define MP_INFORMATION2_GUID \
  { \
    0x417a7f64, 0xf4e9, 0x4b32, {0x84, 0x6a, 0x5c, 0xc4, 0xd8, 0x62, 0x18, 0x79}  \
  }
 
typedef struct {
  EFI_PROCESSOR_INFORMATION    ProcessorInfo;
  UINT8                        CoreType;
  UINT8                        Reserved[7];
  //
  // Add more fields in future
  //
} MP_INFORMATION2_ENTRY;
 
typedef struct {
  UINT16                   NumberOfProcessors;
  UINT16                   EntrySize;
  UINT8                    Version;
  UINT8                    Reserved[3];
  UINT64                   ProcessorIndex;
  MP_INFORMATION2_ENTRY    Entry[0];
} MP_INFORMATION2_HOB_DATA;
 
//
// Producer of MP_INFORMATION2_HOB_DATA should assign sizeof (MP_INFORMATION2_ENTRY) to MP_INFORMATION2_HOB_DATA.EntrySize
// Consumer of MP_INFORMATION2_HOB_DATA should use below macro or similar logic to get the individual entry
// as the entry structure might be updated to include more information.
//
#define GET_MP_INFORMATION_ENTRY(MpInfoHobData, Index) \
    (MP_INFORMATION2_ENTRY *)((UINTN)&((MP_INFORMATION2_HOB_DATA *)(MpInfoHobData))->Entry + (MpInfoHobData)->EntrySize * Index)
 
extern EFI_GUID  gMpInformation2HobGuid;
 
#endif