diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h b/src/VBox/Devices/EFI/Firmware/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h new file mode 100644 index 00000000..9840e980 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h @@ -0,0 +1,41 @@ +/** @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> +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#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 + |