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OvmfPkg: add Tcg2PhysicalPresenceLibNull when !TPM2_ENABLE 

This NULL library will let us call
Tcg2PhysicalPresenceLibProcessRequest() unconditionally from
BdsPlatform when building without TPM2_ENABLE.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[lersek@redhat.com: replace MdeModulePkg.dec w/ MdePkg.dec]
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Marc-André Lureau 2018-05-18 14:23:01 +02:00 committed by Laszlo Ersek
parent 75135cc698
commit fe280ecbee
5 changed files with 66 additions and 0 deletions
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27
OvmfPkg/Library/Tcg2PhysicalPresenceLibNull/DxeTcg2PhysicalPresenceLib.c Normal file
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@ -0,0 +1,27 @@
/** @file
NULL Tcg2PhysicalPresenceLib library instance
Copyright (c) 2018, Red Hat, Inc.
Copyright (c) 2013 - 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.
**/
#include <Library/Tcg2PhysicalPresenceLib.h>
VOID
EFIAPI
Tcg2PhysicalPresenceLibProcessRequest (
IN TPM2B_AUTH *PlatformAuth OPTIONAL
)
{
//
// do nothing
//
}

33
OvmfPkg/Library/Tcg2PhysicalPresenceLibNull/DxeTcg2PhysicalPresenceLib.inf Normal file
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@ -0,0 +1,33 @@
## @file
# NULL Tcg2PhysicalPresenceLib library instance
#
# Under SecurityPkg, the corresponding library instance will check and
# execute TPM 2.0 request from OS or BIOS; the request may ask for user
# confirmation before execution. This Null instance implements a no-op
# Tcg2PhysicalPresenceLibProcessRequest(), without user interaction.
#
# Copyright (C) 2018, Red Hat, Inc.
# Copyright (c) 2013 - 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.
#
##
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = DxeTcg2PhysicalPresenceLibNull
FILE_GUID = 2A6BA243-DC22-42D8-9C3D-AE3728DC7AFA
MODULE_TYPE = DXE_DRIVER
VERSION_STRING = 1.0
LIBRARY_CLASS = Tcg2PhysicalPresenceLib|DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER UEFI_APPLICATION UEFI_DRIVER
[Sources]
DxeTcg2PhysicalPresenceLib.c
[Packages]
MdePkg/MdePkg.dec
SecurityPkg/SecurityPkg.dec

2
OvmfPkg/OvmfPkgIa32.dsc
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@ -208,6 +208,8 @@
Tpm2CommandLib|SecurityPkg/Library/Tpm2CommandLib/Tpm2CommandLib.inf
Tcg2PhysicalPresenceLib|SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.inf
Tcg2PpVendorLib|SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.inf
!else
Tcg2PhysicalPresenceLib|OvmfPkg/Library/Tcg2PhysicalPresenceLibNull/DxeTcg2PhysicalPresenceLib.inf
!endif
[LibraryClasses.common]

2
OvmfPkg/OvmfPkgIa32X64.dsc
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@ -213,6 +213,8 @@
Tpm2CommandLib|SecurityPkg/Library/Tpm2CommandLib/Tpm2CommandLib.inf
Tcg2PhysicalPresenceLib|SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.inf
Tcg2PpVendorLib|SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.inf
!else
Tcg2PhysicalPresenceLib|OvmfPkg/Library/Tcg2PhysicalPresenceLibNull/DxeTcg2PhysicalPresenceLib.inf
!endif
[LibraryClasses.common]

2
OvmfPkg/OvmfPkgX64.dsc
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@ -213,6 +213,8 @@
Tpm2CommandLib|SecurityPkg/Library/Tpm2CommandLib/Tpm2CommandLib.inf
Tcg2PhysicalPresenceLib|SecurityPkg/Library/DxeTcg2PhysicalPresenceLib/DxeTcg2PhysicalPresenceLib.inf
Tcg2PpVendorLib|SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.inf
!else
Tcg2PhysicalPresenceLib|OvmfPkg/Library/Tcg2PhysicalPresenceLibNull/DxeTcg2PhysicalPresenceLib.inf
!endif
[LibraryClasses.common]