TPM2 hardware may support PTP FIFO/TIS interface or PTP CRB interface. The original lib only handles PTP FIFO/TIS interface. This patch adds PTP CRB interface support. The current logic is that lib will runtime detect TPM device interface (CRB or FIFO/TIS) and call proper function to access hardware. It is compatible for old TPM2 FIFO/TIS device and new TPM2 CRB device. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: "Yao, Jiewen" <jiewen.yao@intel.com> Reviewed-by: "Zhang, Chao B" <chao.b.zhang@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19740 6f19259b-4bc3-4df7-8a09-765794883524
25 lines
1.2 KiB
Plaintext
25 lines
1.2 KiB
Plaintext
// /** @file
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// Provides TPM 2.0 TIS/PTP functions for DTPM
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//
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// This library implements TIS (TPM Interface Specification) and
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// PTP (Platform TPM Profile) functions which is
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// used for every TPM 2.0 command. Choosing this library means platform uses and
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// only uses TPM 2.0 DTPM device.
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//
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// Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.<BR>
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//
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// This program and the accompanying materials
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// are licensed and made available under the terms and conditions of the BSD License
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// which accompanies this distribution. The full text of the license may be found at
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// http://opensource.org/licenses/bsd-license.php
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// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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//
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// **/
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#string STR_MODULE_ABSTRACT #language en-US "Provides TPM 2.0 TIS/PTP functions for DTPM"
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#string STR_MODULE_DESCRIPTION #language en-US "This library implements TIS (TPM Interface Specification) and PTP (Platform TPM Profile) functions which is used for every TPM 2.0 command. Choosing this library means platform uses and only uses TPM 2.0 DTPM device."
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