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-rw-r--r--MdePkg/Include/IndustryStandard/TpmTis.h16
1 files changed, 7 insertions, 9 deletions
diff --git a/MdePkg/Include/IndustryStandard/TpmTis.h b/MdePkg/Include/IndustryStandard/TpmTis.h
index 1e1d23725d08..85c2969cc3df 100644
--- a/MdePkg/Include/IndustryStandard/TpmTis.h
+++ b/MdePkg/Include/IndustryStandard/TpmTis.h
@@ -2,14 +2,8 @@
TPM Interface Specification definition.
It covers both TPM1.2 and TPM2.0.
-Copyright (c) 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
-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.
+Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -143,6 +137,10 @@ typedef TIS_PC_REGISTERS *TIS_PC_REGISTERS_PTR;
#define TIS_PC_ACC_ESTABLISH BIT0
///
+/// Write a 1 to this bit to notify TPM to cancel currently executing command
+///
+#define TIS_PC_STS_CANCEL BIT24
+///
/// This field indicates that STS_DATA and STS_EXPECT are valid
///
#define TIS_PC_STS_VALID BIT7
@@ -180,4 +178,4 @@ typedef TIS_PC_REGISTERS *TIS_PC_REGISTERS_PTR;
#define TIS_TIMEOUT_C (750 * 1000) // 750ms
#define TIS_TIMEOUT_D (750 * 1000) // 750ms
-#endif \ No newline at end of file
+#endif