88 lines
3.1 KiB
C
88 lines
3.1 KiB
C
/** @file
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Header file for USB4 domain definition
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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_DOMAIN_DEFS_H_
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#define _USB4_DOMAIN_DEFS_H_
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#include <Uefi.h>
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#include <Usb4Common.h>
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#include <Usb4RouterDefs.h>
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//
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// DP stream information in USB4 domain
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//
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typedef struct _USB4_DP_STREAM {
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// Router containing DP source
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PUSB4_ROUTER DpSrcRouter;
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// DP source adapter number
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UINT8 DpSrcAdpNum;
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// Router containing DP sink
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PUSB4_ROUTER DpSinkRouter;
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// DP sink adapter number
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UINT8 DpSinkAdpNum;
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// DP stream configuration is ready
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BOOLEAN StreamReady;
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} USB4_DP_STREAM, *PUSB4_DP_STREAM;
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struct _USB4_HR_INSTANCE;
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#define USB4_DOMAIN_SIGNATURE SIGNATURE_32 ('u', '4', 'd', 'm')
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//
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// USB4 domain instance for maintaining domain topology
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//
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typedef struct _USB4_DOMAIN {
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UINT32 Signature;
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// Router pool in domain
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USB4_ROUTER Router[USB4_ROUTER_SUPPORT_MAX];
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// Start index of next free router search
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UINT32 NextRtSearch;
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// In-use router count in router pool
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UINT32 RtInUse;
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// Root of router tree in domain, it represents router node of host router
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USB4_ROUTER *RootRt;
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// Router count in domain
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UINT32 RouterCount;
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// DP stream count in domain
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UINT32 DpStreamCount;
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// DP stream information in domain
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USB4_DP_STREAM DpStream[USB4_DP_STREAM_MAX];
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// USB4_CS_IO function table used for USB4 config space access in domain
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USB4_CS_IO *Usb4CsIo;
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// USB4 host router instance binding to domain
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struct _USB4_HR_INSTANCE *Usb4Hr;
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} USB4_DOMAIN, *PUSB4_DOMAIN;
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#endif
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