audk/MdePkg/Include/Ppi/SecPlatformInformation.h

/** @file
  This file declares Sec Platform Information PPI.

  Copyright (c) 2006 - 2007, Intel Corporation                                                         
  All rights reserved. This program and the accompanying materials                          
  are licensed and made available under the terms and conditions of the BSD License         
  which 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 defined in PI.
  Version 1.00.

**/

#ifndef __SEC_PLATFORM_INFORMATION_PPI_H__
#define __SEC_PLATFORM_INFORMATION_PPI_H__

#define EFI_SEC_PLATFORM_INFORMATION_GUID \
  { \
    0x6f8c2b35, 0xfef4, 0x448d, {0x82, 0x56, 0xe1, 0x1b, 0x19, 0xd6, 0x10, 0x77 } \
  }

typedef struct _EFI_SEC_PLATFORM_INFORMATION_PPI EFI_SEC_PLATFORM_INFORMATION_PPI;


//
// EFI_HEALTH_FLAGS
//
typedef union {
  struct {
    UINT32   Status                   : 2;
    UINT32   Tested                   : 1;
    UINT32   Reserved1                :13;
    UINT32   VirtualMemoryUnavailable : 1;
    UINT32   Ia32ExecutionUnavailable : 1;
    UINT32   FloatingPointUnavailable : 1;
    UINT32   MiscFeaturesUnavailable  : 1;
    UINT32   Reserved2                :12;
  } Bits;
  UINT32     Uint32;
} EFI_HEALTH_FLAGS;


/**

  @param BootPhase  entry r20 value.

  @param UniqueId   PAL arbitration ID.

  @param HealthStat Health Status

  @param PALRetAddress  Return address to PAL
   
**/
/*
typedef struct {
  UINTN BootPhase;
  UINTN UniqueId;
  UINTN HealthStat;
  UINTN PALRetAddress;
} IPF_HANDOFF_STATUS;
*/

#define NORMAL_BOOT_CALL    0x0
#define RECOVERY_CHECK_CALL 0x3

typedef struct {
  UINT8 BootPhase;
  UINT8 FWStatus;
  UINT16 Reserved1;
  UINT32 Reserved2;

  UINT16 ProcId;
  UINT16 Reserved3;
  UINT8  IdMask;
  UINT8  EidMask;
  UINT16 Reserved4;

  UINT64 PalCallAddress;
  UINT64 PalSpecialAddress;
  UINT64 SelfTestStatus;
  UINT64 SelfTestControl;
  UINT64 MemoryBufferRequired;

} IPF_HANDOFF_STATUS;


typedef struct {
  EFI_HEALTH_FLAGS HealthFlags;
} EFI_SEC_PLATFORM_INFORMATION_RECORD;



/**
  This interface conveys state information out of the Security (SEC) phase into PEI.

  @param  PeiServices               Pointer to the PEI Services Table.
  @param  StructureSize             Pointer to the variable describing size of the input buffer.
  @param  PlatformInformationRecord Pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD.

  @retval EFI_SUCCESS           The data was successfully returned.
  @retval EFI_BUFFER_TOO_SMALL  The buffer was too small.

**/
typedef
EFI_STATUS
(EFIAPI *EFI_SEC_PLATFORM_INFORMATION) (
  IN CONST  EFI_PEI_SERVICES                    **PeiServices,
  IN OUT    UINT64                              *StructureSize,
  OUT       EFI_SEC_PLATFORM_INFORMATION_RECORD *PlatformInformationRecord
);


/**
  Ppi Description:

  @param Name

**/
struct _EFI_SEC_PLATFORM_INFORMATION_PPI {
  EFI_SEC_PLATFORM_INFORMATION  PlatformInformation;
};


extern EFI_GUID gEfiSecPlatformInformationPpiGuid;

#endif