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/** @file
Define the variable data structures used for TCG2 physical presence.
The TPM2 request from firmware or OS is saved to variable. And it is
cleared after it is processed in the next boot cycle. The TPM2 response
is saved to variable.
Copyright (c) 2015 - 2018, 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
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.
**/
#ifndef __TCG2_PHYSICAL_PRESENCE_DATA_GUID_H__
#define __TCG2_PHYSICAL_PRESENCE_DATA_GUID_H__
#define EFI_TCG2_PHYSICAL_PRESENCE_DATA_GUID \
{ \
0xaeb9c5c1, 0x94f1, 0x4d02, { 0xbf, 0xd9, 0x46, 0x2, 0xdb, 0x2d, 0x3c, 0x54 } \
}
#define TCG2_PHYSICAL_PRESENCE_VARIABLE L"Tcg2PhysicalPresence"
typedef struct {
UINT8 PPRequest; ///< Physical Presence request command.
UINT32 PPRequestParameter; ///< Physical Presence request Parameter.
UINT8 LastPPRequest;
UINT32 PPResponse;
} EFI_TCG2_PHYSICAL_PRESENCE;
//
// This variable is used to save TCG2 Management Flags and corresponding operations.
// It should be protected from malicious software (e.g. Set it as read-only variable).
//
#define TCG2_PHYSICAL_PRESENCE_FLAGS_VARIABLE L"Tcg2PhysicalPresenceFlags"
typedef struct {
UINT32 PPFlags;
} EFI_TCG2_PHYSICAL_PRESENCE_FLAGS;
extern EFI_GUID gEfiTcg2PhysicalPresenceGuid;
#endif
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