/** @file | |
This file declares Sec Platform Information2 PPI. | |
This service is the primary handoff state into the PEI Foundation. | |
This service abstracts platform-specific information for many CPU's. | |
Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
@par Revision Reference: | |
This PPI is introduced from PI Version 1.4. | |
**/ | |
#ifndef __SEC_PLATFORM_INFORMATION2_PPI_H__ | |
#define __SEC_PLATFORM_INFORMATION2_PPI_H__ | |
#include <Ppi/SecPlatformInformation.h> | |
#define EFI_SEC_PLATFORM_INFORMATION2_GUID \ | |
{ \ | |
0x9e9f374b, 0x8f16, 0x4230, {0x98, 0x24, 0x58, 0x46, 0xee, 0x76, 0x6a, 0x97 } \ | |
} | |
typedef struct _EFI_SEC_PLATFORM_INFORMATION2_PPI EFI_SEC_PLATFORM_INFORMATION2_PPI; | |
/// | |
/// EFI_SEC_PLATFORM_INFORMATION_CPU. | |
/// | |
typedef struct { | |
UINT32 CpuLocation; | |
EFI_SEC_PLATFORM_INFORMATION_RECORD InfoRecord; | |
} EFI_SEC_PLATFORM_INFORMATION_CPU; | |
/// | |
/// EFI_SEC_PLATFORM_INFORMATION_RECORD2. | |
/// | |
typedef struct { | |
/// | |
/// The CPU location would be the local APIC ID | |
/// | |
UINT32 NumberOfCpus; | |
EFI_SEC_PLATFORM_INFORMATION_CPU CpuInstance[1]; | |
} EFI_SEC_PLATFORM_INFORMATION_RECORD2; | |
/** | |
This interface conveys state information out of the Security (SEC) phase into PEI. | |
This service is published by the SEC phase. | |
@param PeiServices The pointer to the PEI Services Table. | |
@param StructureSize The pointer to the variable describing size of the input buffer. | |
@param PlatformInformationRecord2 The pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD2. | |
@retval EFI_SUCCESS The data was successfully returned. | |
@retval EFI_BUFFER_TOO_SMALL The buffer was too small. The current buffer size needed to | |
hold the record is returned in StructureSize. | |
**/ | |
typedef | |
EFI_STATUS | |
(EFIAPI *EFI_SEC_PLATFORM_INFORMATION2)( | |
IN CONST EFI_PEI_SERVICES **PeiServices, | |
IN OUT UINT64 *StructureSize, | |
OUT EFI_SEC_PLATFORM_INFORMATION_RECORD2 *PlatformInformationRecord2 | |
); | |
/// | |
/// This service abstracts platform-specific information for many CPU's. | |
/// It is the multi-processor equivalent of PlatformInformation for | |
/// implementations that synchronize some, if not all CPU's in the SEC phase. | |
/// | |
struct _EFI_SEC_PLATFORM_INFORMATION2_PPI { | |
EFI_SEC_PLATFORM_INFORMATION2 PlatformInformation2; | |
}; | |
extern EFI_GUID gEfiSecPlatformInformation2PpiGuid; | |
#endif |