VirtualBox

source: vbox/trunk/include/VBox/uvm.h@ 18523

Last change on this file since 18523 was 13858, checked in by vboxsync, 16 years ago

Pass the VMCPU id to the ring 0 callbacks.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 3.4 KB
Line 
1/* $Id: uvm.h 13858 2008-11-05 13:45:41Z vboxsync $ */
2/** @file
3 * GVM - The Global VM Data.
4 */
5
6/*
7 * Copyright (C) 2007 Sun Microsystems, Inc.
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 *
26 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
27 * Clara, CA 95054 USA or visit http://www.sun.com if you need
28 * additional information or have any questions.
29 */
30
31
32#ifndef ___VBox_uvm_h
33#define ___VBox_uvm_h
34
35#include <VBox/types.h>
36
37
38/**
39 * Per virtual CPU ring-3 (user mode) data.
40 */
41typedef struct UVMCPU
42{
43 /** Pointer to the UVM structure. */
44 PUVM pUVM;
45 /** The virtual CPU ID. */
46 RTCPUID idCpu;
47
48 /** The VM internal data. */
49 struct
50 {
51#ifdef ___VMInternal_h
52 struct VMINTUSERPERVMCPU s;
53#endif
54 uint8_t padding[768];
55 } vm;
56} UVMCPU;
57/** Pointer to the per virtual CPU ring-3 (user mode) data. */
58typedef UVMCPU *PUVMCPU;
59
60
61/**
62 * The ring-3 (user mode) VM structure.
63 *
64 * This structure is similar to VM and GVM except that it resides in swappable
65 * user memory. The main purpose is to assist bootstrapping, where it allows us
66 * to start EMT much earlier and gives PDMLdr somewhere to put it's VMMR0 data.
67 * It is also a nice place to put big things that are user mode only.
68 */
69typedef struct UVM
70{
71 /** Magic / eye-catcher (UVM_MAGIC). */
72 uint32_t u32Magic;
73 uint32_t uReserved; /**< alignment */
74 /** The ring-3 mapping of the shared VM structure. */
75 PVM pVM;
76 /** Pointer to the next VM.
77 * We keep a per process list of VM for the event that a process could
78 * contain more than one VM.
79 * @todo move this into vm.s!
80 */
81 struct UVM *pNext;
82
83 /** The VM internal data. */
84 struct
85 {
86#ifdef ___VMInternal_h
87 struct VMINTUSERPERVM s;
88#endif
89 uint8_t padding[768];
90 } vm;
91
92 /** The MM data. */
93 struct
94 {
95#ifdef ___MMInternal_h
96 struct MMUSERPERVM s;
97#endif
98 uint8_t padding[32];
99 } mm;
100
101 /** The PDM data. */
102 struct
103 {
104#ifdef ___PDMInternal_h
105 struct PDMUSERPERVM s;
106#endif
107 uint8_t padding[32];
108 } pdm;
109
110 /** The STAM data. */
111 struct
112 {
113#ifdef ___STAMInternal_h
114 struct STAMUSERPERVM s;
115#endif
116 uint8_t padding[256];
117 } stam;
118
119 /** Per virtual CPU data. */
120 UVMCPU aCpus[1];
121} UVM;
122
123/** The UVM::u32Magic value (Brad Mehldau). */
124#define UVM_MAGIC 0x19700823
125
126#endif
127
Note: See TracBrowser for help on using the repository browser.

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette