diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h')
| -rw-r--r-- | roms/edk2/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/roms/edk2/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h b/roms/edk2/SecurityPkg/Include/Guid/Tcg2PhysicalPresenceData.h new file mode 100644 index 000000000..382b48764 --- /dev/null +++ b/roms/edk2/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
+
|