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SecurityPkg: Tcg2Smm: Enable TPM2.0 interrupt support

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1. Expose _CRS, _SRS, _PRS control method to support TPM interrupt
2. Provide 2 PCDs to configure _CRS and _PRS returned data

Cc: Yao Jiewen <jiewen.yao@intel.com>
Cc: Ronald Aigner <Ronald.Aigner@microsoft.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>
This commit is contained in:
Zhang, Chao B
2018-01-08 10:13:54 +08:00
parent 630cb8507b
commit c4122dcaad
5 changed files with 388 additions and 21 deletions
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24
SecurityPkg/Tcg/Tcg2Smm/Tcg2Smm.h
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@@ -1,7 +1,7 @@
/** @file
The header file for Tcg2 SMM driver.
Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>
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
@@ -39,6 +39,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Library/Tcg2PhysicalPresenceLib.h>
#include <Library/IoLib.h>
#include <Library/PrintLib.h>
#include <Library/PcdLib.h>
#include <IndustryStandard/TpmPtp.h>
@@ -64,6 +65,8 @@ typedef struct {
PHYSICAL_PRESENCE_NVS PhysicalPresence;
MEMORY_CLEAR_NVS MemoryClear;
UINT32 PPRequestUserConfirm;
UINT32 TpmIrqNum;
BOOLEAN IsShortFormPkgLength;
} TCG_NVS;
typedef struct {
@@ -102,4 +105,23 @@ typedef struct {
#define TPM_HID_PNP_SIZE 8
#define TPM_HID_ACPI_SIZE 9
#define TPM_PRS_RESL "RESL"
#define TPM_PRS_RESS "RESS"
#define TPM_PRS_RES_NAME_SIZE 4
//
// Minimum PRS resource template size
// 1 byte for BufferOp
// 1 byte for PkgLength
// 2 bytes for BufferSize
// 12 bytes for Memory32Fixed descriptor
// 5 bytes for Interrupt descriptor
// 2 bytes for END Tag
//
#define TPM_POS_RES_TEMPLATE_MIN_SIZE (1 + 1 + 2 + 12 + 5 + 2)
//
// Max Interrupt buffer size for PRS interrupt resource
// Now support 15 interrupts in maxmum
//
#define MAX_PRS_INT_BUF_SIZE (15*4)
#endif // __TCG_SMM_H__