| /** @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> |
| This program and the accompanying materials are licensed and made available under |
| the terms and conditions of the BSD License that accompanies this distribution. |
| The full text of the license may be found at |
| http://opensource.org/licenses/bsd-license.php. |
| |
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, |
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. |
| |
| @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 |