67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/** @file
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Header file for USB4 control fields
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@copyright
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INTEL CONFIDENTIAL
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Copyright 2021 Intel Corporation.
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The source code contained or described herein and all documents related to the
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source code ("Material") are owned by Intel Corporation or its suppliers or
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licensors. Title to the Material remains with Intel Corporation or its suppliers
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and licensors. The Material may contain trade secrets and proprietary and
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confidential information of Intel Corporation and its suppliers and licensors,
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and is protected by worldwide copyright and trade secret laws and treaty
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provisions. No part of the Material may be used, copied, reproduced, modified,
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published, uploaded, posted, transmitted, distributed, or disclosed in any way
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without Intel's prior express written permission.
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No license under any patent, copyright, trade secret or other intellectual
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property right is granted to or conferred upon you by disclosure or delivery
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of the Materials, either expressly, by implication, inducement, estoppel or
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otherwise. Any license under such intellectual property rights must be
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express and approved by Intel in writing.
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Unless otherwise agreed by Intel in writing, you may not remove or alter
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this notice or any other notice embedded in Materials by Intel or
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Intel's suppliers or licensors in any way.
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This file contains a 'Sample Driver' and is licensed as such under the terms
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of your license agreement with Intel or your vendor. This file may be modified
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by the user, subject to the additional terms of the license agreement.
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@par Specification Reference:
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**/
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#ifndef _USB4_CONTROL_H_
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#define _USB4_CONTROL_H_
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#include <Uefi.h>
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//
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// USB4 control fields
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//
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// bit 0 - USB Tunneling
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// bit 1 - DisplayPort Tunneling
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// bit 2 - PCIe Tunneling
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// bit 3 - Inter-Domain USB4 Internet Protocol
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// bit 31:4 - Reserved
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//
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#define USB4_CONTROL_USB3 0x00000001
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#define USB4_CONTROL_DP 0x00000002
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#define USB4_CONTROL_PCIE 0x00000004
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#define USB4_CONTROL_INTER_DOMAIN 0x00000008
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#define DEFAULT_USB4_CONTROLS 0x0000000F
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typedef union _USB4_CONTROL {
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struct {
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UINT32 Usb3 : 1;
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UINT32 Dp : 1;
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UINT32 Pcie : 1;
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UINT32 InterDomain : 1;
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} Fields;
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UINT32 Value;
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} USB4_CONTROL, *PUSB4_CONTROL;
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#endif
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