VirtualBox

source: vbox/trunk/include/VBox/HGSMI/HGSMIChSetup.h@ 36528

Last change on this file since 36528 was 32622, checked in by vboxsync, 14 years ago

wddm: VBOXWDDM->VBOX_WITH_WDDM

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.2 KB
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1/** @file
2 * VBox Host Guest Shared Memory Interface (HGSMI), sHost/Guest shared part.
3 */
4
5/*
6 * Copyright (C) 2006-2009 Oracle Corporation
7 *
8 * This file is part of VirtualBox Open Source Edition (OSE), as
9 * available from http://www.virtualbox.org. This file is free software;
10 * you can redistribute it and/or modify it under the terms of the GNU
11 * General Public License (GPL) as published by the Free Software
12 * Foundation, in version 2 as it comes in the "COPYING" file of the
13 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15 *
16 * The contents of this file may alternatively be used under the terms
17 * of the Common Development and Distribution License Version 1.0
18 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
19 * VirtualBox OSE distribution, in which case the provisions of the
20 * CDDL are applicable instead of those of the GPL.
21 *
22 * You may elect to license modified versions of this file under the
23 * terms and conditions of either the GPL or the CDDL or both.
24 */
25
26#ifndef ___VBox_HGSMI_HGSMIChSetup_h
27#define ___VBox_HGSMI_HGSMIChSetup_h
28
29#include <VBox/HGSMI/HGSMI.h>
30
31/* HGSMI setup and configuration channel commands and data structures. */
32#define HGSMI_CC_HOST_FLAGS_LOCATION 0 /* Tell the host the location of HGSMIHOSTFLAGS structure,
33 * where the host can write information about pending
34 * buffers, etc, and which can be quickly polled by
35 * the guest without a need to port IO.
36 */
37
38typedef struct _HGSMIBUFFERLOCATION
39{
40 HGSMIOFFSET offLocation;
41 HGSMISIZE cbLocation;
42} HGSMIBUFFERLOCATION;
43AssertCompileSize(HGSMIBUFFERLOCATION, 8);
44
45/* HGSMI setup and configuration data structures. */
46#define HGSMIHOSTFLAGS_COMMANDS_PENDING 0x1
47#define HGSMIHOSTFLAGS_IRQ 0x2
48#ifdef VBOX_WITH_WDDM
49/* one or more guest commands is completed */
50# define HGSMIHOSTFLAGS_GCOMMAND_COMPLETED 0x4
51#endif
52
53typedef struct _HGSMIHOSTFLAGS
54{
55 uint32_t u32HostFlags;
56 uint32_t au32Reserved[3];
57} HGSMIHOSTFLAGS;
58AssertCompileSize(HGSMIHOSTFLAGS, 16);
59
60#endif
61
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