[mirror_edk2.git] / UefiCpuPkg / CpuMpPei / CpuMpPei.h

/** @file\r
  Definitions to install Multiple Processor PPI.\r
\r
  Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#ifndef _CPU_MP_PEI_H_\r
#define _CPU_MP_PEI_H_\r
\r
#include <PiPei.h>\r
\r
#include <Ppi/MpServices.h>\r
#include <Ppi/SecPlatformInformation.h>\r
#include <Ppi/SecPlatformInformation2.h>\r
#include <Ppi/EndOfPeiPhase.h>\r
#include <Ppi/VectorHandoffInfo.h>\r
\r
#include <Register/Cpuid.h>\r
#include <Register/LocalApic.h>\r
\r
#include <Library/BaseLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/HobLib.h>\r
#include <Library/LocalApicLib.h>\r
#include <Library/MtrrLib.h>\r
#include <Library/PcdLib.h>\r
#include <Library/PeimEntryPoint.h>\r
#include <Library/PeiServicesLib.h>\r
#include <Library/ReportStatusCodeLib.h>\r
#include <Library/SynchronizationLib.h>\r
#include <Library/TimerLib.h>\r
#include <Library/UefiCpuLib.h>\r
#include <Library/CpuLib.h>\r
#include <Library/CpuExceptionHandlerLib.h>\r
\r
#include "Microcode.h"\r
\r
//\r
// AP state\r
//\r
typedef enum {\r
  CpuStateIdle,\r
  CpuStateBusy,\r
  CpuStateDisabled\r
} CPU_STATE;\r
\r
#define WAKEUP_AP_SIGNAL SIGNATURE_32 ('S', 'T', 'A', 'P')\r
\r
typedef enum {\r
  ApInHltLoop   = 1,\r
  ApInMwaitLoop = 2,\r
  ApInRunLoop   = 3\r
} AP_LOOP_MODE;\r
\r
//\r
// AP reset code information\r
//\r
typedef struct {\r
  UINT8             *RendezvousFunnelAddress;\r
  UINTN             ModeEntryOffset;\r
  UINTN             RendezvousFunnelSize;\r
} MP_ASSEMBLY_ADDRESS_MAP;\r
\r
//\r
// CPU exchange information for switch BSP\r
//\r
typedef struct {\r
  UINT8             State;        // offset 0\r
  UINTN             StackPointer; // offset 4 / 8\r
  IA32_DESCRIPTOR   Gdtr;         // offset 8 / 16\r
  IA32_DESCRIPTOR   Idtr;         // offset 14 / 26\r
} CPU_EXCHANGE_ROLE_INFO;\r
\r
typedef struct _PEI_CPU_MP_DATA  PEI_CPU_MP_DATA;\r
\r
#pragma pack(1)\r
\r
//\r
// MP CPU exchange information for AP reset code\r
// This structure is required to be packed because fixed field offsets\r
// into this structure are used in assembly code in this module\r
//\r
typedef struct {\r
  UINTN                 Lock;\r
  UINTN                 StackStart;\r
  UINTN                 StackSize;\r
  UINTN                 CFunction;\r
  IA32_DESCRIPTOR       GdtrProfile;\r
  IA32_DESCRIPTOR       IdtrProfile;\r
  UINTN                 BufferStart;\r
  UINTN                 ModeOffset;\r
  UINTN                 NumApsExecuting;\r
  UINTN                 CodeSegment;\r
  UINTN                 DataSegment;\r
  UINTN                 Cr3;\r
  PEI_CPU_MP_DATA       *PeiCpuMpData;\r
} MP_CPU_EXCHANGE_INFO;\r
\r
#pragma pack()\r
\r
typedef struct {\r
  UINTN                          Cr0;\r
  UINTN                          Cr3;\r
  UINTN                          Cr4;\r
  UINTN                          Dr0;\r
  UINTN                          Dr1;\r
  UINTN                          Dr2;\r
  UINTN                          Dr3;\r
  UINTN                          Dr6;\r
  UINTN                          Dr7;\r
} CPU_VOLATILE_REGISTERS;\r
\r
typedef struct {\r
  volatile UINT32                *StartupApSignal;\r
  UINT32                         ApicId;\r
  EFI_HEALTH_FLAGS               Health;\r
  CPU_STATE                      State;\r
  BOOLEAN                        CpuHealthy;\r
  CPU_VOLATILE_REGISTERS         VolatileRegisters;\r
} PEI_CPU_DATA;\r
\r
//\r
// PEI CPU MP Data save in memory\r
//\r
struct _PEI_CPU_MP_DATA {\r
  SPIN_LOCK                      MpLock;\r
  UINT32                         CpuCount;\r
  UINT32                         BspNumber;\r
  UINTN                          Buffer;\r
  UINTN                          CpuApStackSize;\r
  MP_ASSEMBLY_ADDRESS_MAP        AddressMap;\r
  UINTN                          WakeupBuffer;\r
  UINTN                          BackupBuffer;\r
  UINTN                          BackupBufferSize;\r
  UINTN                          ApFunction;\r
  UINTN                          ApFunctionArgument;\r
  volatile UINT32                FinishedCount;\r
  BOOLEAN                        EndOfPeiFlag;\r
  BOOLEAN                        InitFlag;\r
  BOOLEAN                        X2ApicEnable;\r
  CPU_EXCHANGE_ROLE_INFO         BSPInfo;\r
  CPU_EXCHANGE_ROLE_INFO         APInfo;\r
  MTRR_SETTINGS                  MtrrTable;\r
  UINT8                          ApLoopMode;\r
  UINT8                          ApTargetCState;\r
  PEI_CPU_DATA                   *CpuData;\r
  volatile MP_CPU_EXCHANGE_INFO  *MpCpuExchangeInfo;\r
};\r
extern EFI_PEI_PPI_DESCRIPTOR   mPeiCpuMpPpiDesc;\r
\r
\r
/**\r
  Assembly code to get starting address and size of the rendezvous entry for APs.\r
  Information for fixing a jump instruction in the code is also returned.\r
\r
  @param AddressMap  Output buffer for address map information.\r
**/\r
VOID\r
EFIAPI\r
AsmGetAddressMap (\r
  OUT MP_ASSEMBLY_ADDRESS_MAP    *AddressMap\r
  );\r
\r
/**\r
  Assembly code to load GDT table and update segment accordingly.\r
\r
  @param Gdtr   Pointer to GDT descriptor\r
**/\r
VOID\r
EFIAPI\r
AsmInitializeGdt (\r
  IN IA32_DESCRIPTOR  *Gdtr\r
  );\r
\r
/**\r
  Get available system memory below 1MB by specified size.\r
\r
  @param PeiCpuMpData        Pointer to PEI CPU MP Data\r
**/\r
VOID\r
BackupAndPrepareWakeupBuffer(\r
  IN PEI_CPU_MP_DATA         *PeiCpuMpData\r
  );\r
\r
/**\r
  Restore wakeup buffer data.\r
\r
  @param PeiCpuMpData        Pointer to PEI CPU MP Data\r
**/\r
VOID\r
RestoreWakeupBuffer(\r
  IN PEI_CPU_MP_DATA         *PeiCpuMpData\r
  );\r
\r
/**\r
  Notify function on End Of Pei PPI.\r
\r
  On S3 boot, this function will restore wakeup buffer data.\r
  On normal boot, this function will flag wakeup buffer to be un-used type.\r
\r
  @param  PeiServices        The pointer to the PEI Services Table.\r
  @param  NotifyDescriptor   Address of the notification descriptor data structure.\r
  @param  Ppi                Address of the PPI that was installed.\r
\r
  @retval EFI_SUCCESS        When everything is OK.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
CpuMpEndOfPeiCallback (\r
  IN      EFI_PEI_SERVICES        **PeiServices,\r
  IN EFI_PEI_NOTIFY_DESCRIPTOR    *NotifyDescriptor,\r
  IN VOID                         *Ppi\r
  );\r
\r
/**\r
  This function will be called by BSP to wakeup AP.\r
\r
  @param PeiCpuMpData       Pointer to PEI CPU MP Data\r
  @param Broadcast          TRUE:  Send broadcast IPI to all APs\r
                            FALSE: Send IPI to AP by ApicId\r
  @param ProcessorNumber    The handle number of specified processor\r
  @param Procedure          The function to be invoked by AP\r
  @param ProcedureArgument  The argument to be passed into AP function\r
**/\r
VOID\r
WakeUpAP (\r
  IN PEI_CPU_MP_DATA           *PeiCpuMpData,\r
  IN BOOLEAN                   Broadcast,\r
  IN UINTN                     ProcessorNumber,\r
  IN EFI_AP_PROCEDURE          Procedure,              OPTIONAL\r
  IN VOID                      *ProcedureArgument      OPTIONAL\r
  );\r
\r
/**\r
  Get CPU MP Data pointer from the Guided HOB.\r
\r
  @return  Pointer to Pointer to PEI CPU MP Data\r
**/\r
PEI_CPU_MP_DATA *\r
GetMpHobData (\r
  VOID\r
  );\r
\r
/**\r
  Find the current Processor number by APIC ID.\r
\r
  @param PeiCpuMpData        Pointer to PEI CPU MP Data\r
  @param ProcessorNumber     Return the pocessor number found\r
\r
  @retval EFI_SUCCESS        ProcessorNumber is found and returned.\r
  @retval EFI_NOT_FOUND      ProcessorNumber is not found.\r
**/\r
EFI_STATUS\r
GetProcessorNumber (\r
  IN PEI_CPU_MP_DATA         *PeiCpuMpData,\r
  OUT UINTN                  *ProcessorNumber\r
  );\r
\r
/**\r
  Collects BIST data from PPI.\r
\r
  This function collects BIST data from Sec Platform Information2 PPI\r
  or SEC Platform Information PPI.\r
\r
  @param PeiServices         Pointer to PEI Services Table\r
  @param PeiCpuMpData        Pointer to PEI CPU MP Data\r
\r
**/\r
VOID\r
CollectBistDataFromPpi (\r
  IN CONST EFI_PEI_SERVICES             **PeiServices,\r
  IN PEI_CPU_MP_DATA                    *PeiCpuMpData\r
  );\r
\r
/**\r
  Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.\r
\r
  @param  PeiServices                The pointer to the PEI Services Table.\r
  @param  StructureSize              The pointer to the variable describing size of the input buffer.\r
  @param  PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2.\r
\r
  @retval EFI_SUCCESS                The data was successfully returned.\r
  @retval EFI_BUFFER_TOO_SMALL       The buffer was too small. The current buffer size needed to\r
                                     hold the record is returned in StructureSize.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
SecPlatformInformation2 (\r
  IN CONST EFI_PEI_SERVICES                   **PeiServices,\r
  IN OUT UINT64                               *StructureSize,\r
     OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2\r
  );\r
\r
/**\r
  Detect whether specified processor can find matching microcode patch and load it.\r
\r
  @param PeiCpuMpData        Pointer to PEI CPU MP Data\r
**/\r
VOID\r
MicrocodeDetect (\r
  IN PEI_CPU_MP_DATA            *PeiCpuMpData\r
  );\r
\r
#endif\r
Commit	Line	Data
ea0f431c JF	1	/** @file\r
	2	Definitions to install Multiple Processor PPI.\r
	3	\r
9bedfb2f	4	Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r
ea0f431c JF	5	This program and the accompanying materials\r
	6	are licensed and made available under the terms and conditions of the BSD License\r
	7	which accompanies this distribution. The full text of the license may be found at\r
	8	http://opensource.org/licenses/bsd-license.php\r
	9	\r
	10	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	11	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	12	\r
	13	**/\r
	14	\r
	15	#ifndef _CPU_MP_PEI_H_\r
	16	#define _CPU_MP_PEI_H_\r
	17	\r
	18	#include <PiPei.h>\r
	19	\r
	20	#include <Ppi/MpServices.h>\r
	21	#include <Ppi/SecPlatformInformation.h>\r
	22	#include <Ppi/SecPlatformInformation2.h>\r
	23	#include <Ppi/EndOfPeiPhase.h>\r
9bedfb2f	24	#include <Ppi/VectorHandoffInfo.h>\r
ea0f431c	25	\r
28a7ddf0	26	#include <Register/Cpuid.h>\r
ea0f431c JF	27	#include <Register/LocalApic.h>\r
	28	\r
	29	#include <Library/BaseLib.h>\r
	30	#include <Library/BaseMemoryLib.h>\r
	31	#include <Library/DebugLib.h>\r
	32	#include <Library/HobLib.h>\r
	33	#include <Library/LocalApicLib.h>\r
	34	#include <Library/MtrrLib.h>\r
	35	#include <Library/PcdLib.h>\r
	36	#include <Library/PeimEntryPoint.h>\r
	37	#include <Library/PeiServicesLib.h>\r
	38	#include <Library/ReportStatusCodeLib.h>\r
	39	#include <Library/SynchronizationLib.h>\r
	40	#include <Library/TimerLib.h>\r
	41	#include <Library/UefiCpuLib.h>\r
c87e41b4	42	#include <Library/CpuLib.h>\r
9bedfb2f	43	#include <Library/CpuExceptionHandlerLib.h>\r
ea0f431c JF	44	\r
	45	#include "Microcode.h"\r
	46	\r
	47	//\r
	48	// AP state\r
	49	//\r
	50	typedef enum {\r
	51	CpuStateIdle,\r
	52	CpuStateBusy,\r
	53	CpuStateDisabled\r
	54	} CPU_STATE;\r
	55	\r
c87e41b4 JF	56	#define WAKEUP_AP_SIGNAL SIGNATURE_32 ('S', 'T', 'A', 'P')\r
c87e41b4 JF	57	\r
4de216c0 JF	58	typedef enum {\r
	59	ApInHltLoop = 1,\r
	60	ApInMwaitLoop = 2,\r
	61	ApInRunLoop = 3\r
	62	} AP_LOOP_MODE;\r
	63	\r
ea0f431c JF	64	//\r
	65	// AP reset code information\r
	66	//\r
	67	typedef struct {\r
	68	UINT8 *RendezvousFunnelAddress;\r
01beffa7	69	UINTN ModeEntryOffset;\r
ea0f431c JF	70	UINTN RendezvousFunnelSize;\r
	71	} MP_ASSEMBLY_ADDRESS_MAP;\r
	72	\r
	73	//\r
	74	// CPU exchange information for switch BSP\r
	75	//\r
	76	typedef struct {\r
	77	UINT8 State; // offset 0\r
	78	UINTN StackPointer; // offset 4 / 8\r
	79	IA32_DESCRIPTOR Gdtr; // offset 8 / 16\r
	80	IA32_DESCRIPTOR Idtr; // offset 14 / 26\r
	81	} CPU_EXCHANGE_ROLE_INFO;\r
	82	\r
	83	typedef struct _PEI_CPU_MP_DATA PEI_CPU_MP_DATA;\r
	84	\r
d603b115	85	#pragma pack(1)\r
ea0f431c	86	\r
ea0f431c JF	87	//\r
ea0f431c JF	88	// MP CPU exchange information for AP reset code\r
d603b115 JF	89	// This structure is required to be packed because fixed field offsets\r
d603b115 JF	90	// into this structure are used in assembly code in this module\r
ea0f431c JF	91	//\r
	92	typedef struct {\r
	93	UINTN Lock;\r
	94	UINTN StackStart;\r
	95	UINTN StackSize;\r
	96	UINTN CFunction;\r
	97	IA32_DESCRIPTOR GdtrProfile;\r
	98	IA32_DESCRIPTOR IdtrProfile;\r
	99	UINTN BufferStart;\r
01beffa7	100	UINTN ModeOffset;\r
ea0f431c	101	UINTN NumApsExecuting;\r
ed04bffe JF	102	UINTN CodeSegment;\r
ed04bffe JF	103	UINTN DataSegment;\r
ea0f431c JF	104	UINTN Cr3;\r
	105	PEI_CPU_MP_DATA *PeiCpuMpData;\r
	106	} MP_CPU_EXCHANGE_INFO;\r
	107	\r
	108	#pragma pack()\r
	109	\r
ef1fdb80 JF	110	typedef struct {\r
	111	UINTN Cr0;\r
	112	UINTN Cr3;\r
	113	UINTN Cr4;\r
	114	UINTN Dr0;\r
	115	UINTN Dr1;\r
	116	UINTN Dr2;\r
	117	UINTN Dr3;\r
	118	UINTN Dr6;\r
	119	UINTN Dr7;\r
	120	} CPU_VOLATILE_REGISTERS;\r
	121	\r
ea0f431c	122	typedef struct {\r
e001e11f	123	volatile UINT32 *StartupApSignal;\r
ea0f431c JF	124	UINT32 ApicId;\r
	125	EFI_HEALTH_FLAGS Health;\r
	126	CPU_STATE State;\r
	127	BOOLEAN CpuHealthy;\r
ef1fdb80	128	CPU_VOLATILE_REGISTERS VolatileRegisters;\r
ea0f431c JF	129	} PEI_CPU_DATA;\r
	130	\r
	131	//\r
	132	// PEI CPU MP Data save in memory\r
	133	//\r
	134	struct _PEI_CPU_MP_DATA {\r
2f0261b7	135	SPIN_LOCK MpLock;\r
ea0f431c JF	136	UINT32 CpuCount;\r
	137	UINT32 BspNumber;\r
	138	UINTN Buffer;\r
	139	UINTN CpuApStackSize;\r
	140	MP_ASSEMBLY_ADDRESS_MAP AddressMap;\r
	141	UINTN WakeupBuffer;\r
	142	UINTN BackupBuffer;\r
	143	UINTN BackupBufferSize;\r
	144	UINTN ApFunction;\r
	145	UINTN ApFunctionArgument;\r
	146	volatile UINT32 FinishedCount;\r
	147	BOOLEAN EndOfPeiFlag;\r
	148	BOOLEAN InitFlag;\r
2f0261b7	149	BOOLEAN X2ApicEnable;\r
ea0f431c JF	150	CPU_EXCHANGE_ROLE_INFO BSPInfo;\r
	151	CPU_EXCHANGE_ROLE_INFO APInfo;\r
	152	MTRR_SETTINGS MtrrTable;\r
e001e11f JF	153	UINT8 ApLoopMode;\r
e001e11f JF	154	UINT8 ApTargetCState;\r
ea0f431c JF	155	PEI_CPU_DATA *CpuData;\r
	156	volatile MP_CPU_EXCHANGE_INFO *MpCpuExchangeInfo;\r
	157	};\r
	158	extern EFI_PEI_PPI_DESCRIPTOR mPeiCpuMpPpiDesc;\r
	159	\r
	160	\r
	161	/**\r
	162	Assembly code to get starting address and size of the rendezvous entry for APs.\r
	163	Information for fixing a jump instruction in the code is also returned.\r
	164	\r
	165	@param AddressMap Output buffer for address map information.\r
	166	**/\r
	167	VOID\r
	168	EFIAPI\r
	169	AsmGetAddressMap (\r
	170	OUT MP_ASSEMBLY_ADDRESS_MAP *AddressMap\r
	171	);\r
	172	\r
	173	/**\r
	174	Assembly code to load GDT table and update segment accordingly.\r
	175	\r
	176	@param Gdtr Pointer to GDT descriptor\r
	177	**/\r
	178	VOID\r
	179	EFIAPI\r
	180	AsmInitializeGdt (\r
	181	IN IA32_DESCRIPTOR *Gdtr\r
	182	);\r
	183	\r
ea0f431c JF	184	/**\r
	185	Get available system memory below 1MB by specified size.\r
	186	\r
	187	@param PeiCpuMpData Pointer to PEI CPU MP Data\r
	188	**/\r
	189	VOID\r
	190	BackupAndPrepareWakeupBuffer(\r
	191	IN PEI_CPU_MP_DATA *PeiCpuMpData\r
	192	);\r
	193	\r
	194	/**\r
	195	Restore wakeup buffer data.\r
	196	\r
	197	@param PeiCpuMpData Pointer to PEI CPU MP Data\r
	198	**/\r
	199	VOID\r
	200	RestoreWakeupBuffer(\r
	201	IN PEI_CPU_MP_DATA *PeiCpuMpData\r
	202	);\r
	203	\r
	204	/**\r
	205	Notify function on End Of Pei PPI.\r
	206	\r
	207	On S3 boot, this function will restore wakeup buffer data.\r
	208	On normal boot, this function will flag wakeup buffer to be un-used type.\r
	209	\r
	210	@param PeiServices The pointer to the PEI Services Table.\r
	211	@param NotifyDescriptor Address of the notification descriptor data structure.\r
	212	@param Ppi Address of the PPI that was installed.\r
	213	\r
	214	@retval EFI_SUCCESS When everything is OK.\r
	215	\r
	216	**/\r
	217	EFI_STATUS\r
	218	EFIAPI\r
	219	CpuMpEndOfPeiCallback (\r
	220	IN EFI_PEI_SERVICES **PeiServices,\r
	221	IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,\r
	222	IN VOID *Ppi\r
	223	);\r
	224	\r
	225	/**\r
	226	This function will be called by BSP to wakeup AP.\r
	227	\r
	228	@param PeiCpuMpData Pointer to PEI CPU MP Data\r
	229	@param Broadcast TRUE: Send broadcast IPI to all APs\r
	230	FALSE: Send IPI to AP by ApicId\r
a09647f3	231	@param ProcessorNumber The handle number of specified processor\r
ea0f431c JF	232	@param Procedure The function to be invoked by AP\r
	233	@param ProcedureArgument The argument to be passed into AP function\r
	234	**/\r
	235	VOID\r
	236	WakeUpAP (\r
	237	IN PEI_CPU_MP_DATA *PeiCpuMpData,\r
	238	IN BOOLEAN Broadcast,\r
a09647f3	239	IN UINTN ProcessorNumber,\r
ea0f431c JF	240	IN EFI_AP_PROCEDURE Procedure, OPTIONAL\r
	241	IN VOID *ProcedureArgument OPTIONAL\r
	242	);\r
	243	\r
	244	/**\r
	245	Get CPU MP Data pointer from the Guided HOB.\r
	246	\r
	247	@return Pointer to Pointer to PEI CPU MP Data\r
	248	**/\r
	249	PEI_CPU_MP_DATA *\r
	250	GetMpHobData (\r
	251	VOID\r
	252	);\r
	253	\r
	254	/**\r
	255	Find the current Processor number by APIC ID.\r
	256	\r
	257	@param PeiCpuMpData Pointer to PEI CPU MP Data\r
	258	@param ProcessorNumber Return the pocessor number found\r
	259	\r
	260	@retval EFI_SUCCESS ProcessorNumber is found and returned.\r
	261	@retval EFI_NOT_FOUND ProcessorNumber is not found.\r
	262	**/\r
	263	EFI_STATUS\r
	264	GetProcessorNumber (\r
	265	IN PEI_CPU_MP_DATA *PeiCpuMpData,\r
	266	OUT UINTN *ProcessorNumber\r
	267	);\r
	268	\r
	269	/**\r
	270	Collects BIST data from PPI.\r
	271	\r
	272	This function collects BIST data from Sec Platform Information2 PPI\r
	273	or SEC Platform Information PPI.\r
	274	\r
	275	@param PeiServices Pointer to PEI Services Table\r
	276	@param PeiCpuMpData Pointer to PEI CPU MP Data\r
	277	\r
	278	**/\r
	279	VOID\r
	280	CollectBistDataFromPpi (\r
	281	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	282	IN PEI_CPU_MP_DATA *PeiCpuMpData\r
	283	);\r
	284	\r
	285	/**\r
	286	Implementation of the PlatformInformation2 service in EFI_SEC_PLATFORM_INFORMATION2_PPI.\r
	287	\r
	288	@param PeiServices The pointer to the PEI Services Table.\r
	289	@param StructureSize The pointer to the variable describing size of the input buffer.\r
	290	@param PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2.\r
	291	\r
	292	@retval EFI_SUCCESS The data was successfully returned.\r
	293	@retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current buffer size needed to\r
	294	hold the record is returned in StructureSize.\r
	295	\r
	296	**/\r
	297	EFI_STATUS\r
	298	EFIAPI\r
	299	SecPlatformInformation2 (\r
	300	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	301	IN OUT UINT64 *StructureSize,\r
	302	OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2\r
	303	);\r
304	\r
719ff8cf JF	305	/**\r
	306	Detect whether specified processor can find matching microcode patch and load it.\r
	307	\r
	308	@param PeiCpuMpData Pointer to PEI CPU MP Data\r
	309	**/\r
	310	VOID\r
	311	MicrocodeDetect (\r
	312	IN PEI_CPU_MP_DATA *PeiCpuMpData\r
	313	);\r
	314	\r
ea0f431c	315	#endif\r