[101035] | 1 | /* $Id: PlatformX86Impl.cpp 101063 2023-09-08 12:41:13Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox COM class implementation - x86 platform settings.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | #define LOG_GROUP LOG_GROUP_MAIN_PLATFORMX86
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| 29 | #include "MachineImpl.h"
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| 30 | #include "PlatformX86Impl.h"
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| 31 | #include "PlatformImpl.h"
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| 32 | #include "LoggingNew.h"
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| 33 |
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| 34 | #include "AutoStateDep.h"
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| 35 |
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| 36 | #include <iprt/cpp/utils.h>
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| 37 |
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| 38 | #include <VBox/settings.h>
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| 39 |
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| 40 |
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| 41 | /**
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| 42 | * x86-specific platform data.
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| 43 | *
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| 44 | * This data is unique for a machine and for every machine snapshot.
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| 45 | * Stored using the util::Backupable template in the |mPlatformX86Data| variable.
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| 46 | *
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| 47 | * SessionMachine instances can alter this data and discard changes.
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| 48 | */
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| 49 | struct Data
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| 50 | {
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| 51 | Data() { }
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| 52 |
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| 53 | ComObjPtr<PlatformX86> pPeer;
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| 54 |
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| 55 | // use the XML settings structure in the members for simplicity
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| 56 | Backupable<settings::PlatformX86> bd;
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| 57 | };
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| 58 |
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| 59 |
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| 60 | /*
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| 61 | * PlatformX86 implementation.
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| 62 | */
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| 63 | PlatformX86::PlatformX86()
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| 64 | {
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| 65 | }
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| 66 |
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| 67 | PlatformX86::~PlatformX86()
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| 68 | {
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| 69 | uninit();
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| 70 | }
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| 71 |
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| 72 | HRESULT PlatformX86::FinalConstruct()
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| 73 | {
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| 74 | return BaseFinalConstruct();
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| 75 | }
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| 76 |
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| 77 | void PlatformX86::FinalRelease()
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| 78 | {
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| 79 | uninit();
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| 80 |
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| 81 | BaseFinalRelease();
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| 82 | }
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| 83 |
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| 84 | HRESULT PlatformX86::init(Platform *aParent, Machine *aMachine)
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| 85 | {
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| 86 | /* Enclose the state transition NotReady->InInit->Ready */
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| 87 | AutoInitSpan autoInitSpan(this);
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| 88 | AssertReturn(autoInitSpan.isOk(), E_FAIL);
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| 89 |
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| 90 | /* share the parent + machine weakly */
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| 91 | unconst(mParent) = aParent;
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| 92 | unconst(mMachine) = aMachine;
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| 93 |
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[101063] | 94 | m = new Data;
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[101035] | 95 | m->bd.allocate();
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| 96 |
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| 97 | /* Confirm a successful initialization */
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| 98 | autoInitSpan.setSucceeded();
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| 99 |
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| 100 | return S_OK;
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| 101 | }
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| 102 |
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| 103 | /**
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| 104 | * Initializes the platform object given another platform object
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| 105 | * (a kind of copy constructor). This object shares data with
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| 106 | * the object passed as an argument.
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| 107 | *
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| 108 | * @note This object must be destroyed before the original object
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| 109 | * it shares data with is destroyed.
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| 110 | */
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| 111 | HRESULT PlatformX86::init(Platform *aParent, Machine *aMachine, PlatformX86 *aThat)
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| 112 | {
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| 113 | /* Enclose the state transition NotReady->InInit->Ready */
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| 114 | AutoInitSpan autoInitSpan(this);
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| 115 | AssertReturn(autoInitSpan.isOk(), E_FAIL);
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| 116 |
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| 117 | ComAssertRet(aParent && aParent, E_INVALIDARG);
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| 118 |
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| 119 | unconst(mParent) = aParent;
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| 120 | unconst(mMachine) = aMachine;
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| 121 |
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| 122 | m = new Data();
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| 123 | m->pPeer = aThat;
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| 124 |
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| 125 | AutoWriteLock thatlock(aThat COMMA_LOCKVAL_SRC_POS);
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| 126 | m->bd.share(aThat->m->bd);
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| 127 |
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| 128 | autoInitSpan.setSucceeded();
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| 129 |
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| 130 | return S_OK;
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| 131 | }
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| 132 |
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| 133 | /**
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| 134 | * Initializes the guest object given another guest object
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| 135 | * (a kind of copy constructor). This object makes a private copy of data
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| 136 | * of the original object passed as an argument.
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| 137 | */
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| 138 | HRESULT PlatformX86::initCopy(Platform *aParent, Machine *aMachine, PlatformX86 *aThat)
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| 139 | {
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| 140 | ComAssertRet(aParent && aParent, E_INVALIDARG);
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| 141 |
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| 142 | /* Enclose the state transition NotReady->InInit->Ready */
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| 143 | AutoInitSpan autoInitSpan(this);
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| 144 | AssertReturn(autoInitSpan.isOk(), E_FAIL);
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| 145 |
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| 146 | unconst(mParent) = aParent;
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| 147 | unconst(mMachine) = aMachine;
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| 148 |
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| 149 | m = new Data();
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| 150 | // m->pPeer is left null
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| 151 |
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| 152 | AutoWriteLock thatlock(aThat COMMA_LOCKVAL_SRC_POS); /** @todo r=andy Shouldn't a read lock be sufficient here? */
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| 153 | m->bd.attachCopy(aThat->m->bd);
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| 154 |
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| 155 | autoInitSpan.setSucceeded();
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| 156 |
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| 157 | return S_OK;
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| 158 | }
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| 159 |
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| 160 | void PlatformX86::uninit()
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| 161 | {
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| 162 | /* Enclose the state transition Ready->InUninit->NotReady */
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| 163 | AutoUninitSpan autoUninitSpan(this);
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| 164 | if (autoUninitSpan.uninitDone())
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| 165 | return;
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| 166 |
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| 167 | unconst(mMachine) = NULL;
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| 168 |
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[101052] | 169 | if (m)
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| 170 | {
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| 171 | m->bd.free();
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| 172 | unconst(m->pPeer) = NULL;
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[101035] | 173 |
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[101052] | 174 | delete m;
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| 175 | m = NULL;
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| 176 | }
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[101035] | 177 | }
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| 178 |
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| 179 | void PlatformX86::i_rollback()
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| 180 | {
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| 181 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
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[101054] | 182 | if (m)
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| 183 | m->bd.rollback();
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[101035] | 184 | }
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| 185 |
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| 186 | void PlatformX86::i_commit()
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| 187 | {
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| 188 | /* sanity */
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| 189 | AutoCaller autoCaller(this);
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| 190 | AssertComRCReturnVoid(autoCaller.hrc());
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| 191 |
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| 192 | /* sanity too */
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| 193 | AutoCaller peerCaller(m->pPeer);
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| 194 | AssertComRCReturnVoid(peerCaller.hrc());
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| 195 |
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| 196 | /* lock both for writing since we modify both (mPeer is "master" so locked
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| 197 | * first) */
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| 198 | AutoMultiWriteLock2 alock(m->pPeer, this COMMA_LOCKVAL_SRC_POS);
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| 199 |
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| 200 | if (m->bd.isBackedUp())
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| 201 | {
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| 202 | m->bd.commit();
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| 203 | if (m->pPeer)
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| 204 | {
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| 205 | /* attach new data to the peer and reshare it */
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| 206 | AutoWriteLock peerlock(m->pPeer COMMA_LOCKVAL_SRC_POS);
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| 207 | m->pPeer->m->bd.attach(m->bd);
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| 208 | }
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| 209 | }
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| 210 | }
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| 211 |
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| 212 | void PlatformX86::i_copyFrom(PlatformX86 *aThat)
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| 213 | {
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| 214 | AssertReturnVoid(aThat != NULL);
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| 215 |
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| 216 | /* sanity */
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| 217 | AutoCaller autoCaller(this);
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| 218 | AssertComRCReturnVoid(autoCaller.hrc());
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| 219 |
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| 220 | /* sanity too */
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| 221 | AutoCaller thatCaller(aThat);
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| 222 | AssertComRCReturnVoid(thatCaller.hrc());
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| 223 |
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| 224 | /* peer is not modified, lock it for reading (aThat is "master" so locked
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| 225 | * first) */
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| 226 | AutoReadLock rl(aThat COMMA_LOCKVAL_SRC_POS);
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| 227 | AutoWriteLock wl(this COMMA_LOCKVAL_SRC_POS);
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| 228 |
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| 229 | /* this will back up current data */
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| 230 | m->bd.assignCopy(aThat->m->bd);
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| 231 | }
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| 232 |
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| 233 | HRESULT PlatformX86::getHPETEnabled(BOOL *aHPETEnabled)
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| 234 | {
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| 235 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
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| 236 |
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| 237 | *aHPETEnabled = m->bd->fHPETEnabled;
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| 238 |
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| 239 | return S_OK;
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| 240 | }
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| 241 |
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| 242 | HRESULT PlatformX86::setHPETEnabled(BOOL aHPETEnabled)
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| 243 | {
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| 244 | /* the machine needs to be mutable */
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| 245 | AutoMutableStateDependency adep(mMachine);
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| 246 | if (FAILED(adep.hrc())) return adep.hrc();
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| 247 |
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| 248 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
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| 249 |
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| 250 | m->bd.backup();
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| 251 | m->bd->fHPETEnabled = aHPETEnabled;
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| 252 |
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| 253 | alock.release();
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| 254 |
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| 255 | AutoWriteLock mlock(mMachine COMMA_LOCKVAL_SRC_POS);
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| 256 | mMachine->i_setModified(Machine::IsModified_Platform);
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| 257 |
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| 258 | return S_OK;
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| 259 | }
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| 260 |
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| 261 | HRESULT PlatformX86::getCPUProperty(CPUPropertyTypeX86_T aProperty, BOOL *aValue)
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| 262 | {
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| 263 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
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| 264 |
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| 265 | switch (aProperty)
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| 266 | {
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| 267 | case CPUPropertyTypeX86_PAE:
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| 268 | *aValue = m->bd->fPAE;
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| 269 | break;
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| 270 |
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| 271 | case CPUPropertyTypeX86_LongMode:
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| 272 | if (m->bd->enmLongMode == settings::PlatformX86::LongMode_Enabled)
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| 273 | *aValue = TRUE;
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| 274 | else if (m->bd->enmLongMode == settings::PlatformX86::LongMode_Disabled)
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| 275 | *aValue = FALSE;
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| 276 | #if HC_ARCH_BITS == 64
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| 277 | else
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| 278 | *aValue = TRUE;
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| 279 | #else
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| 280 | else
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| 281 | {
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| 282 | *aValue = FALSE;
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| 283 |
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| 284 | ComObjPtr<GuestOSType> pGuestOSType;
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| 285 | HRESULT hrc2 = mParent->i_findGuestOSType(mUserData->s.strOsType,
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| 286 | pGuestOSType);
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| 287 | if (SUCCEEDED(hrc2) && !pGuestOSType.isNull())
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| 288 | {
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| 289 | if (pGuestOSType->i_is64Bit())
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| 290 | {
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| 291 | ComObjPtr<Host> pHost = mParent->i_host();
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| 292 | alock.release();
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| 293 |
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| 294 | hrc2 = pHost->GetProcessorFeature(ProcessorFeature_LongMode, aValue); AssertComRC(hrc2);
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| 295 | if (FAILED(hrc2))
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| 296 | *aValue = FALSE;
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| 297 | }
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| 298 | }
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| 299 | }
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| 300 | #endif
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| 301 | break;
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| 302 |
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| 303 | case CPUPropertyTypeX86_TripleFaultReset:
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| 304 | *aValue = m->bd->fTripleFaultReset;
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| 305 | break;
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| 306 |
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| 307 | case CPUPropertyTypeX86_APIC:
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| 308 | *aValue = m->bd->fAPIC;
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| 309 | break;
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| 310 |
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| 311 | case CPUPropertyTypeX86_X2APIC:
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| 312 | *aValue = m->bd->fX2APIC;
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| 313 | break;
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| 314 |
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| 315 | case CPUPropertyTypeX86_IBPBOnVMExit:
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| 316 | *aValue = m->bd->fIBPBOnVMExit;
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| 317 | break;
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| 318 |
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| 319 | case CPUPropertyTypeX86_IBPBOnVMEntry:
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| 320 | *aValue = m->bd->fIBPBOnVMEntry;
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| 321 | break;
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| 322 |
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| 323 | case CPUPropertyTypeX86_SpecCtrl:
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| 324 | *aValue = m->bd->fSpecCtrl;
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| 325 | break;
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| 326 |
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| 327 | case CPUPropertyTypeX86_SpecCtrlByHost:
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| 328 | *aValue = m->bd->fSpecCtrlByHost;
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| 329 | break;
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| 330 |
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| 331 | case CPUPropertyTypeX86_HWVirt:
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| 332 | *aValue = m->bd->fNestedHWVirt;
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| 333 | break;
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| 334 |
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| 335 | case CPUPropertyTypeX86_L1DFlushOnEMTScheduling:
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| 336 | *aValue = m->bd->fL1DFlushOnSched;
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| 337 | break;
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| 338 |
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| 339 | case CPUPropertyTypeX86_L1DFlushOnVMEntry:
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| 340 | *aValue = m->bd->fL1DFlushOnVMEntry;
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| 341 | break;
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| 342 |
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| 343 | case CPUPropertyTypeX86_MDSClearOnEMTScheduling:
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| 344 | *aValue = m->bd->fMDSClearOnSched;
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| 345 | break;
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| 346 |
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| 347 | case CPUPropertyTypeX86_MDSClearOnVMEntry:
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| 348 | *aValue = m->bd->fMDSClearOnVMEntry;
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| 349 | break;
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| 350 |
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| 351 | default:
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| 352 | return E_INVALIDARG;
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| 353 | }
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| 354 | return S_OK;
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| 355 | }
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| 356 |
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| 357 | HRESULT PlatformX86::setCPUProperty(CPUPropertyTypeX86_T aProperty, BOOL aValue)
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| 358 | {
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| 359 | /* sanity */
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| 360 | AutoCaller autoCaller(this);
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| 361 | AssertComRCReturnRC(autoCaller.hrc());
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| 362 |
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| 363 | /* the machine needs to be mutable */
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| 364 | AutoMutableStateDependency adep(mMachine);
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| 365 | if (FAILED(adep.hrc())) return adep.hrc();
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| 366 |
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| 367 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
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| 368 |
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| 369 | switch (aProperty)
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| 370 | {
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| 371 | case CPUPropertyTypeX86_PAE:
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| 372 | {
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| 373 | m->bd.backup();
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| 374 | m->bd->fPAE = !!aValue;
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| 375 | break;
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| 376 | }
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| 377 |
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| 378 | case CPUPropertyTypeX86_LongMode:
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| 379 | {
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| 380 | m->bd.backup();
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| 381 | m->bd->enmLongMode = !aValue ? settings::PlatformX86::LongMode_Disabled : settings::PlatformX86::LongMode_Enabled;
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| 382 | break;
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| 383 | }
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| 384 |
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| 385 | case CPUPropertyTypeX86_TripleFaultReset:
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| 386 | {
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| 387 | m->bd.backup();
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| 388 | m->bd->fTripleFaultReset = !!aValue;
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| 389 | break;
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| 390 | }
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| 391 |
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| 392 | case CPUPropertyTypeX86_APIC:
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| 393 | {
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| 394 | if (m->bd->fX2APIC)
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| 395 | aValue = TRUE;
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| 396 | m->bd.backup();
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| 397 | m->bd->fAPIC = !!aValue;
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| 398 | break;
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| 399 | }
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| 400 |
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| 401 | case CPUPropertyTypeX86_X2APIC:
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| 402 | {
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| 403 | m->bd.backup();
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| 404 | m->bd->fX2APIC = !!aValue;
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| 405 | if (aValue)
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| 406 | m->bd->fAPIC = !!aValue;
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| 407 | break;
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| 408 | }
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| 409 |
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| 410 | case CPUPropertyTypeX86_IBPBOnVMExit:
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| 411 | {
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| 412 | m->bd.backup();
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| 413 | m->bd->fIBPBOnVMExit = !!aValue;
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| 414 | break;
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| 415 | }
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| 416 |
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| 417 | case CPUPropertyTypeX86_IBPBOnVMEntry:
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| 418 | {
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| 419 | m->bd.backup();
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| 420 | m->bd->fIBPBOnVMEntry = !!aValue;
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| 421 | break;
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| 422 | }
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| 423 |
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| 424 | case CPUPropertyTypeX86_SpecCtrl:
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| 425 | {
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| 426 | m->bd.backup();
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| 427 | m->bd->fSpecCtrl = !!aValue;
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| 428 | break;
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| 429 | }
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| 430 |
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| 431 | case CPUPropertyTypeX86_SpecCtrlByHost:
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| 432 | {
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| 433 | m->bd.backup();
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| 434 | m->bd->fSpecCtrlByHost = !!aValue;
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| 435 | break;
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| 436 | }
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| 437 |
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| 438 | case CPUPropertyTypeX86_HWVirt:
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| 439 | {
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| 440 | m->bd.backup();
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| 441 | m->bd->fNestedHWVirt = !!aValue;
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| 442 | break;
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| 443 | }
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| 444 |
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| 445 | case CPUPropertyTypeX86_L1DFlushOnEMTScheduling:
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| 446 | {
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| 447 | m->bd.backup();
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| 448 | m->bd->fL1DFlushOnSched = !!aValue;
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| 449 | break;
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| 450 | }
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| 451 |
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| 452 | case CPUPropertyTypeX86_L1DFlushOnVMEntry:
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| 453 | {
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| 454 | m->bd.backup();
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| 455 | m->bd->fL1DFlushOnVMEntry = !!aValue;
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| 456 | break;
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| 457 | }
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| 458 |
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| 459 | case CPUPropertyTypeX86_MDSClearOnEMTScheduling:
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| 460 | {
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| 461 | m->bd.backup();
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| 462 | m->bd->fMDSClearOnSched = !!aValue;
|
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| 463 | break;
|
---|
| 464 | }
|
---|
| 465 |
|
---|
| 466 | case CPUPropertyTypeX86_MDSClearOnVMEntry:
|
---|
| 467 | {
|
---|
| 468 | m->bd.backup();
|
---|
| 469 | m->bd->fMDSClearOnVMEntry = !!aValue;
|
---|
| 470 | break;
|
---|
| 471 | }
|
---|
| 472 |
|
---|
| 473 | default:
|
---|
| 474 | return E_INVALIDARG;
|
---|
| 475 | }
|
---|
| 476 |
|
---|
| 477 | alock.release();
|
---|
| 478 |
|
---|
| 479 | AutoWriteLock mlock(mParent COMMA_LOCKVAL_SRC_POS);
|
---|
| 480 | mMachine->i_setModified(Machine::IsModified_Platform);
|
---|
| 481 |
|
---|
| 482 | return S_OK;
|
---|
| 483 | }
|
---|
| 484 |
|
---|
| 485 | HRESULT PlatformX86::getCPUIDLeafByOrdinal(ULONG aOrdinal, ULONG *aIdx, ULONG *aSubIdx, ULONG *aValEax, ULONG *aValEbx,
|
---|
| 486 | ULONG *aValEcx, ULONG *aValEdx)
|
---|
| 487 | {
|
---|
| 488 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 489 | if (aOrdinal < m->bd->llCpuIdLeafs.size())
|
---|
| 490 | {
|
---|
| 491 | for (settings::CpuIdLeafsX86List::const_iterator it = m->bd->llCpuIdLeafs.begin();
|
---|
| 492 | it != m->bd->llCpuIdLeafs.end();
|
---|
| 493 | ++it)
|
---|
| 494 | {
|
---|
| 495 | if (aOrdinal == 0)
|
---|
| 496 | {
|
---|
| 497 | const settings::CpuIdLeafX86 &rLeaf= *it;
|
---|
| 498 | *aIdx = rLeaf.idx;
|
---|
| 499 | *aSubIdx = rLeaf.idxSub;
|
---|
| 500 | *aValEax = rLeaf.uEax;
|
---|
| 501 | *aValEbx = rLeaf.uEbx;
|
---|
| 502 | *aValEcx = rLeaf.uEcx;
|
---|
| 503 | *aValEdx = rLeaf.uEdx;
|
---|
| 504 | return S_OK;
|
---|
| 505 | }
|
---|
| 506 | aOrdinal--;
|
---|
| 507 | }
|
---|
| 508 | }
|
---|
| 509 | return E_INVALIDARG;
|
---|
| 510 | }
|
---|
| 511 |
|
---|
| 512 | HRESULT PlatformX86::getCPUIDLeaf(ULONG aIdx, ULONG aSubIdx, ULONG *aValEax, ULONG *aValEbx, ULONG *aValEcx, ULONG *aValEdx)
|
---|
| 513 | {
|
---|
| 514 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 515 |
|
---|
| 516 | /*
|
---|
| 517 | * Search the list.
|
---|
| 518 | */
|
---|
| 519 | for (settings::CpuIdLeafsX86List::const_iterator it = m->bd->llCpuIdLeafs.begin();
|
---|
| 520 | it != m->bd->llCpuIdLeafs.end();
|
---|
| 521 | ++it)
|
---|
| 522 | {
|
---|
| 523 | const settings::CpuIdLeafX86 &rLeaf= *it;
|
---|
| 524 | if ( rLeaf.idx == aIdx
|
---|
| 525 | && ( aSubIdx == UINT32_MAX
|
---|
| 526 | || rLeaf.idxSub == aSubIdx) )
|
---|
| 527 | {
|
---|
| 528 | *aValEax = rLeaf.uEax;
|
---|
| 529 | *aValEbx = rLeaf.uEbx;
|
---|
| 530 | *aValEcx = rLeaf.uEcx;
|
---|
| 531 | *aValEdx = rLeaf.uEdx;
|
---|
| 532 | return S_OK;
|
---|
| 533 | }
|
---|
| 534 | }
|
---|
| 535 |
|
---|
| 536 | return E_INVALIDARG;
|
---|
| 537 | }
|
---|
| 538 |
|
---|
| 539 | HRESULT PlatformX86::setCPUIDLeaf(ULONG aIdx, ULONG aSubIdx, ULONG aValEax, ULONG aValEbx, ULONG aValEcx, ULONG aValEdx)
|
---|
| 540 | {
|
---|
| 541 | /* sanity */
|
---|
| 542 | AutoCaller autoCaller(this);
|
---|
| 543 | AssertComRCReturnRC(autoCaller.hrc());
|
---|
| 544 |
|
---|
| 545 | /*
|
---|
| 546 | * Validate input before taking locks and checking state.
|
---|
| 547 | */
|
---|
| 548 | if (aSubIdx != 0 && aSubIdx != UINT32_MAX)
|
---|
| 549 | return setError(E_INVALIDARG, tr("Currently only aSubIdx values 0 and 0xffffffff are supported: %#x"), aSubIdx);
|
---|
| 550 | if ( aIdx >= UINT32_C(0x20)
|
---|
| 551 | && aIdx - UINT32_C(0x80000000) >= UINT32_C(0x20)
|
---|
| 552 | && aIdx - UINT32_C(0xc0000000) >= UINT32_C(0x10) )
|
---|
| 553 | return setError(E_INVALIDARG, tr("CpuId override leaf %#x is out of range"), aIdx);
|
---|
| 554 |
|
---|
| 555 | /* the machine needs to be mutable */
|
---|
| 556 | AutoMutableStateDependency adep(mMachine);
|
---|
| 557 | if (FAILED(adep.hrc())) return adep.hrc();
|
---|
| 558 |
|
---|
| 559 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 560 |
|
---|
| 561 | /*
|
---|
| 562 | * Impose a maximum number of leaves.
|
---|
| 563 | */
|
---|
| 564 | if (m->bd->llCpuIdLeafs.size() > 256)
|
---|
| 565 | return setError(E_FAIL, tr("Max of 256 CPUID override leaves reached"));
|
---|
| 566 |
|
---|
| 567 | /*
|
---|
| 568 | * Updating the list is a bit more complicated. So, let's do a remove first followed by an insert.
|
---|
| 569 | */
|
---|
| 570 | m->bd.backup();
|
---|
| 571 |
|
---|
| 572 | for (settings::CpuIdLeafsX86List::iterator it = m->bd->llCpuIdLeafs.begin(); it != m->bd->llCpuIdLeafs.end(); )
|
---|
| 573 | {
|
---|
| 574 | settings::CpuIdLeafX86 &rLeaf= *it;
|
---|
| 575 | if ( rLeaf.idx == aIdx
|
---|
| 576 | && ( aSubIdx == UINT32_MAX
|
---|
| 577 | || rLeaf.idxSub == aSubIdx) )
|
---|
| 578 | it = m->bd->llCpuIdLeafs.erase(it);
|
---|
| 579 | else
|
---|
| 580 | ++it;
|
---|
| 581 | }
|
---|
| 582 |
|
---|
| 583 | settings::CpuIdLeafX86 NewLeaf;
|
---|
| 584 | NewLeaf.idx = aIdx;
|
---|
| 585 | NewLeaf.idxSub = aSubIdx == UINT32_MAX ? 0 : aSubIdx;
|
---|
| 586 | NewLeaf.uEax = aValEax;
|
---|
| 587 | NewLeaf.uEbx = aValEbx;
|
---|
| 588 | NewLeaf.uEcx = aValEcx;
|
---|
| 589 | NewLeaf.uEdx = aValEdx;
|
---|
| 590 | m->bd->llCpuIdLeafs.push_back(NewLeaf);
|
---|
| 591 |
|
---|
| 592 | alock.release();
|
---|
| 593 |
|
---|
| 594 | AutoWriteLock mlock(mMachine COMMA_LOCKVAL_SRC_POS);
|
---|
| 595 | mMachine->i_setModified(Machine::IsModified_Platform);
|
---|
| 596 |
|
---|
| 597 | return S_OK;
|
---|
| 598 | }
|
---|
| 599 |
|
---|
| 600 | HRESULT PlatformX86::removeCPUIDLeaf(ULONG aIdx, ULONG aSubIdx)
|
---|
| 601 | {
|
---|
| 602 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 603 |
|
---|
| 604 | AutoWriteLock mlock(mMachine COMMA_LOCKVAL_SRC_POS);
|
---|
| 605 | HRESULT hrc = mMachine->i_checkStateDependency(Machine::MutableStateDep);
|
---|
| 606 | if (FAILED(hrc)) return hrc;
|
---|
| 607 |
|
---|
| 608 | /*
|
---|
| 609 | * Do the removal.
|
---|
| 610 | */
|
---|
| 611 | bool fModified = m->bd.isBackedUp();
|
---|
| 612 | for (settings::CpuIdLeafsX86List::iterator it = m->bd->llCpuIdLeafs.begin(); it != m->bd->llCpuIdLeafs.end(); )
|
---|
| 613 | {
|
---|
| 614 | settings::CpuIdLeafX86 &rLeaf= *it;
|
---|
| 615 | if ( rLeaf.idx == aIdx
|
---|
| 616 | && ( aSubIdx == UINT32_MAX
|
---|
| 617 | || rLeaf.idxSub == aSubIdx) )
|
---|
| 618 | {
|
---|
| 619 | if (!fModified)
|
---|
| 620 | {
|
---|
| 621 | fModified = true;
|
---|
| 622 | mMachine->i_setModified(Machine::IsModified_Platform);
|
---|
| 623 | m->bd.backup();
|
---|
| 624 | // Start from the beginning, since m->bd.backup() creates
|
---|
| 625 | // a new list, causing iterator mixup. This makes sure that
|
---|
| 626 | // the settings are not unnecessarily marked as modified,
|
---|
| 627 | // at the price of extra list walking.
|
---|
| 628 | it = m->bd->llCpuIdLeafs.begin();
|
---|
| 629 | }
|
---|
| 630 | else
|
---|
| 631 | it = m->bd->llCpuIdLeafs.erase(it);
|
---|
| 632 | }
|
---|
| 633 | else
|
---|
| 634 | ++it;
|
---|
| 635 | }
|
---|
| 636 |
|
---|
| 637 | return S_OK;
|
---|
| 638 | }
|
---|
| 639 |
|
---|
| 640 | HRESULT PlatformX86::removeAllCPUIDLeaves()
|
---|
| 641 | {
|
---|
| 642 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 643 |
|
---|
| 644 | AutoWriteLock mlock(mMachine COMMA_LOCKVAL_SRC_POS);
|
---|
| 645 | HRESULT hrc = mMachine->i_checkStateDependency(Machine::MutableStateDep);
|
---|
| 646 | if (FAILED(hrc)) return hrc;
|
---|
| 647 |
|
---|
| 648 | if (m->bd->llCpuIdLeafs.size() > 0)
|
---|
| 649 | {
|
---|
| 650 | mMachine->i_setModified(Machine::IsModified_Platform);
|
---|
| 651 | m->bd.backup();
|
---|
| 652 |
|
---|
| 653 | m->bd->llCpuIdLeafs.clear();
|
---|
| 654 | }
|
---|
| 655 |
|
---|
| 656 | return S_OK;
|
---|
| 657 | }
|
---|
| 658 |
|
---|
| 659 | HRESULT PlatformX86::getHWVirtExProperty(HWVirtExPropertyType_T aProperty, BOOL *aValue)
|
---|
| 660 | {
|
---|
| 661 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 662 |
|
---|
| 663 | switch(aProperty)
|
---|
| 664 | {
|
---|
| 665 | case HWVirtExPropertyType_Enabled:
|
---|
| 666 | *aValue = m->bd->fHWVirtEx;
|
---|
| 667 | break;
|
---|
| 668 |
|
---|
| 669 | case HWVirtExPropertyType_VPID:
|
---|
| 670 | *aValue = m->bd->fHWVirtExVPID;
|
---|
| 671 | break;
|
---|
| 672 |
|
---|
| 673 | case HWVirtExPropertyType_NestedPaging:
|
---|
| 674 | *aValue = m->bd->fHWVirtExNestedPaging;
|
---|
| 675 | break;
|
---|
| 676 |
|
---|
| 677 | case HWVirtExPropertyType_UnrestrictedExecution:
|
---|
| 678 | *aValue = m->bd->fHWVirtExUX;
|
---|
| 679 | break;
|
---|
| 680 |
|
---|
| 681 | case HWVirtExPropertyType_LargePages:
|
---|
| 682 | *aValue = m->bd->fHWVirtExLargePages;
|
---|
| 683 | break;
|
---|
| 684 |
|
---|
| 685 | case HWVirtExPropertyType_Force:
|
---|
| 686 | *aValue = m->bd->fHWVirtExForce;
|
---|
| 687 | break;
|
---|
| 688 |
|
---|
| 689 | case HWVirtExPropertyType_UseNativeApi:
|
---|
| 690 | *aValue = m->bd->fHWVirtExUseNativeApi;
|
---|
| 691 | break;
|
---|
| 692 |
|
---|
| 693 | case HWVirtExPropertyType_VirtVmsaveVmload:
|
---|
| 694 | *aValue = m->bd->fHWVirtExVirtVmsaveVmload;
|
---|
| 695 | break;
|
---|
| 696 |
|
---|
| 697 | default:
|
---|
| 698 | return E_INVALIDARG;
|
---|
| 699 | }
|
---|
| 700 | return S_OK;
|
---|
| 701 | }
|
---|
| 702 |
|
---|
| 703 | HRESULT PlatformX86::setHWVirtExProperty(HWVirtExPropertyType_T aProperty, BOOL aValue)
|
---|
| 704 | {
|
---|
| 705 | /* sanity */
|
---|
| 706 | AutoCaller autoCaller(this);
|
---|
| 707 | AssertComRCReturnRC(autoCaller.hrc());
|
---|
| 708 |
|
---|
| 709 | /* the machine needs to be mutable */
|
---|
| 710 | AutoMutableStateDependency adep(mMachine);
|
---|
| 711 | if (FAILED(adep.hrc())) return adep.hrc();
|
---|
| 712 |
|
---|
| 713 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 714 |
|
---|
| 715 | switch (aProperty)
|
---|
| 716 | {
|
---|
| 717 | case HWVirtExPropertyType_Enabled:
|
---|
| 718 | {
|
---|
| 719 | m->bd.backup();
|
---|
| 720 | m->bd->fHWVirtEx = !!aValue;
|
---|
| 721 | break;
|
---|
| 722 | }
|
---|
| 723 |
|
---|
| 724 | case HWVirtExPropertyType_VPID:
|
---|
| 725 | {
|
---|
| 726 | m->bd.backup();
|
---|
| 727 | m->bd->fHWVirtExVPID = !!aValue;
|
---|
| 728 | break;
|
---|
| 729 | }
|
---|
| 730 |
|
---|
| 731 | case HWVirtExPropertyType_NestedPaging:
|
---|
| 732 | {
|
---|
| 733 | m->bd.backup();
|
---|
| 734 | m->bd->fHWVirtExNestedPaging = !!aValue;
|
---|
| 735 | break;
|
---|
| 736 | }
|
---|
| 737 |
|
---|
| 738 | case HWVirtExPropertyType_UnrestrictedExecution:
|
---|
| 739 | {
|
---|
| 740 | m->bd.backup();
|
---|
| 741 | m->bd->fHWVirtExUX = !!aValue;
|
---|
| 742 | break;
|
---|
| 743 | }
|
---|
| 744 |
|
---|
| 745 | case HWVirtExPropertyType_LargePages:
|
---|
| 746 | {
|
---|
| 747 | m->bd.backup();
|
---|
| 748 | m->bd->fHWVirtExLargePages = !!aValue;
|
---|
| 749 | break;
|
---|
| 750 | }
|
---|
| 751 |
|
---|
| 752 | case HWVirtExPropertyType_Force:
|
---|
| 753 | {
|
---|
| 754 | m->bd.backup();
|
---|
| 755 | m->bd->fHWVirtExForce = !!aValue;
|
---|
| 756 | break;
|
---|
| 757 | }
|
---|
| 758 |
|
---|
| 759 | case HWVirtExPropertyType_UseNativeApi:
|
---|
| 760 | {
|
---|
| 761 | m->bd.backup();
|
---|
| 762 | m->bd->fHWVirtExUseNativeApi = !!aValue;
|
---|
| 763 | break;
|
---|
| 764 | }
|
---|
| 765 |
|
---|
| 766 | case HWVirtExPropertyType_VirtVmsaveVmload:
|
---|
| 767 | {
|
---|
| 768 | m->bd.backup();
|
---|
| 769 | m->bd->fHWVirtExVirtVmsaveVmload = !!aValue;
|
---|
| 770 | break;
|
---|
| 771 | }
|
---|
| 772 |
|
---|
| 773 | default:
|
---|
| 774 | return E_INVALIDARG;
|
---|
| 775 | }
|
---|
| 776 |
|
---|
| 777 | alock.release();
|
---|
| 778 |
|
---|
| 779 | AutoWriteLock mlock(mParent COMMA_LOCKVAL_SRC_POS);
|
---|
| 780 | mMachine->i_setModified(Machine::IsModified_Platform);
|
---|
| 781 |
|
---|
| 782 | return S_OK;
|
---|
| 783 | }
|
---|
| 784 |
|
---|
| 785 | // public methods only for internal purposes
|
---|
| 786 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 787 |
|
---|
| 788 | #if 0
|
---|
| 789 | void PlatformX86::i_copyFrom(PlatformX86 *aThat)
|
---|
| 790 | {
|
---|
| 791 | AssertReturnVoid(aThat != NULL);
|
---|
| 792 |
|
---|
| 793 | /* sanity */
|
---|
| 794 | AutoCaller autoCaller(this);
|
---|
| 795 | AssertComRCReturnVoid(autoCaller.hrc());
|
---|
| 796 |
|
---|
| 797 | /* sanity too */
|
---|
| 798 | AutoCaller thatCaller(aThat);
|
---|
| 799 | AssertComRCReturnVoid(thatCaller.hrc());
|
---|
| 800 |
|
---|
| 801 | /* peer is not modified, lock it for reading (aThat is "master" so locked
|
---|
| 802 | * first) */
|
---|
| 803 | AutoReadLock rl(aThat COMMA_LOCKVAL_SRC_POS);
|
---|
| 804 | AutoWriteLock wl(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 805 |
|
---|
| 806 | /* this will back up current data */
|
---|
| 807 | m->bd.assignCopy(aThat->m->bd);
|
---|
| 808 | }
|
---|
| 809 | #endif
|
---|
| 810 |
|
---|
| 811 | /**
|
---|
| 812 | * Loads settings from the given platform x86 node.
|
---|
| 813 | * May be called once right after this object creation.
|
---|
| 814 | *
|
---|
| 815 | * @returns HRESULT
|
---|
| 816 | * @param data Configuration settings.
|
---|
| 817 | *
|
---|
| 818 | * @note Locks this object for writing.
|
---|
| 819 | */
|
---|
| 820 | HRESULT PlatformX86::i_loadSettings(const settings::PlatformX86 &data)
|
---|
| 821 | {
|
---|
| 822 | AutoCaller autoCaller(this);
|
---|
| 823 | AssertComRCReturnRC(autoCaller.hrc());
|
---|
| 824 |
|
---|
| 825 | AutoReadLock mlock(mMachine COMMA_LOCKVAL_SRC_POS);
|
---|
| 826 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 827 |
|
---|
| 828 | // cpuid leafs
|
---|
| 829 | for (settings::CpuIdLeafsX86List::const_iterator
|
---|
| 830 | it = data.llCpuIdLeafs.begin();
|
---|
| 831 | it != data.llCpuIdLeafs.end();
|
---|
| 832 | ++it)
|
---|
| 833 | {
|
---|
| 834 | const settings::CpuIdLeafX86 &rLeaf= *it;
|
---|
| 835 | if ( rLeaf.idx < UINT32_C(0x20)
|
---|
| 836 | || rLeaf.idx - UINT32_C(0x80000000) < UINT32_C(0x20)
|
---|
| 837 | || rLeaf.idx - UINT32_C(0xc0000000) < UINT32_C(0x10) )
|
---|
| 838 | m->bd->llCpuIdLeafs.push_back(rLeaf);
|
---|
| 839 | /* else: just ignore */
|
---|
| 840 | }
|
---|
| 841 |
|
---|
| 842 | // simply copy
|
---|
| 843 | m->bd.assignCopy(&data);
|
---|
| 844 | return S_OK;
|
---|
| 845 | }
|
---|
| 846 |
|
---|
| 847 | /**
|
---|
| 848 | * Saves settings to the given platform x86 node.
|
---|
| 849 | *
|
---|
| 850 | * @returns HRESULT
|
---|
| 851 | * @param data Configuration settings.
|
---|
| 852 | *
|
---|
| 853 | * @note Locks this object for reading.
|
---|
| 854 | */
|
---|
| 855 | HRESULT PlatformX86::i_saveSettings(settings::PlatformX86 &data)
|
---|
| 856 | {
|
---|
| 857 | AutoCaller autoCaller(this);
|
---|
| 858 | AssertComRCReturnRC(autoCaller.hrc());
|
---|
| 859 |
|
---|
| 860 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 861 |
|
---|
| 862 | /* Standard and Extended CPUID leafs. */
|
---|
| 863 | data.llCpuIdLeafs.clear();
|
---|
| 864 | data.llCpuIdLeafs = m->bd->llCpuIdLeafs;
|
---|
| 865 |
|
---|
| 866 | data = *m->bd.data();
|
---|
| 867 |
|
---|
| 868 | return S_OK;
|
---|
| 869 | }
|
---|
| 870 |
|
---|
| 871 | #if 0
|
---|
| 872 | void PlatformX86::i_rollback()
|
---|
| 873 | {
|
---|
| 874 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 875 | m->bd.rollback();
|
---|
| 876 | }
|
---|
| 877 |
|
---|
| 878 | void PlatformX86::i_commit()
|
---|
| 879 | {
|
---|
| 880 | /* sanity */
|
---|
| 881 | AutoCaller autoCaller(this);
|
---|
| 882 | AssertComRCReturnVoid(autoCaller.hrc());
|
---|
| 883 |
|
---|
| 884 | /* sanity too */
|
---|
| 885 | AutoCaller peerCaller(m->pPeer);
|
---|
| 886 | AssertComRCReturnVoid(peerCaller.hrc());
|
---|
| 887 |
|
---|
| 888 | /* lock both for writing since we modify both (mPeer is "master" so locked
|
---|
| 889 | * first) */
|
---|
| 890 | AutoMultiWriteLock2 alock(m->pPeer, this COMMA_LOCKVAL_SRC_POS);
|
---|
| 891 |
|
---|
| 892 | if (m->bd.isBackedUp())
|
---|
| 893 | {
|
---|
| 894 | m->bd.commit();
|
---|
| 895 | if (m->pPeer)
|
---|
| 896 | {
|
---|
| 897 | /* attach new data to the peer and reshare it */
|
---|
| 898 | AutoWriteLock peerlock(m->pPeer COMMA_LOCKVAL_SRC_POS);
|
---|
| 899 | m->pPeer->m->bd.attach(m->bd);
|
---|
| 900 | }
|
---|
| 901 | }
|
---|
| 902 | }
|
---|
| 903 | #endif
|
---|
| 904 |
|
---|
| 905 | HRESULT PlatformX86::i_applyDefaults(GuestOSType *aOsType)
|
---|
| 906 | {
|
---|
| 907 | /* sanity */
|
---|
| 908 | AutoCaller autoCaller(this);
|
---|
| 909 | AssertComRCReturn(autoCaller.hrc(), autoCaller.hrc());
|
---|
| 910 |
|
---|
| 911 | HRESULT hrc = S_OK;
|
---|
| 912 |
|
---|
| 913 | BOOL fPAE;
|
---|
| 914 | BOOL fAPIC = TRUE; /* Always was enabled. */
|
---|
| 915 | BOOL fX2APIC;
|
---|
| 916 | settings::PlatformX86::LongModeType enmLongMode;
|
---|
| 917 | BOOL fHPET;
|
---|
| 918 | BOOL fTripleFaultReset;
|
---|
| 919 |
|
---|
| 920 | if (aOsType)
|
---|
| 921 | {
|
---|
| 922 | hrc = aOsType->COMGETTER(RecommendedPAE)(&fPAE);
|
---|
| 923 | AssertComRCReturn(hrc, hrc);
|
---|
| 924 |
|
---|
| 925 | hrc = aOsType->COMGETTER(RecommendedX2APIC)(&fX2APIC);
|
---|
| 926 | AssertComRCReturn(hrc, hrc);
|
---|
| 927 |
|
---|
| 928 | /* Let the OS type select 64-bit ness. */
|
---|
| 929 | enmLongMode = aOsType->i_is64Bit()
|
---|
| 930 | ? settings::PlatformX86::LongMode_Enabled : settings::PlatformX86::LongMode_Disabled;
|
---|
| 931 |
|
---|
| 932 | hrc = aOsType->COMGETTER(RecommendedHPET)(&fHPET);
|
---|
| 933 | AssertComRCReturn(hrc, hrc);
|
---|
| 934 |
|
---|
| 935 | hrc = aOsType->COMGETTER(RecommendedTFReset)(&fTripleFaultReset);
|
---|
| 936 | AssertComRCReturn(hrc, hrc);
|
---|
| 937 | }
|
---|
| 938 | else
|
---|
| 939 | {
|
---|
| 940 | /* No guest OS type object. Pick some plausible defaults which the
|
---|
| 941 | * host can handle. There's no way to know or validate anything. */
|
---|
| 942 | fX2APIC = FALSE;
|
---|
| 943 | enmLongMode = HC_ARCH_BITS == 64
|
---|
| 944 | ? settings::PlatformX86::LongMode_Enabled : settings::PlatformX86::LongMode_Disabled;
|
---|
| 945 |
|
---|
| 946 | #if HC_ARCH_BITS == 64 || defined(RT_OS_WINDOWS) || defined(RT_OS_DARWIN)
|
---|
| 947 | fPAE = TRUE;
|
---|
| 948 | #else
|
---|
| 949 | fPAE = FALSE;
|
---|
| 950 | #endif
|
---|
| 951 | fHPET = FALSE;
|
---|
| 952 | fTripleFaultReset = FALSE;
|
---|
| 953 | }
|
---|
| 954 |
|
---|
| 955 | AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
|
---|
| 956 |
|
---|
| 957 | m->bd->fPAE = fPAE;
|
---|
| 958 | m->bd->fAPIC = fAPIC;
|
---|
| 959 | m->bd->fX2APIC = fX2APIC;
|
---|
| 960 | m->bd->enmLongMode = enmLongMode;
|
---|
| 961 | m->bd->fHPETEnabled = fHPET;
|
---|
| 962 |
|
---|
| 963 | m->bd->fTripleFaultReset = RT_BOOL(fTripleFaultReset);
|
---|
| 964 | m->bd->fIBPBOnVMExit = false;
|
---|
| 965 | m->bd->fIBPBOnVMEntry = false;
|
---|
| 966 | m->bd->fSpecCtrl = false;
|
---|
| 967 | m->bd->fSpecCtrlByHost = false;
|
---|
| 968 | m->bd->fL1DFlushOnSched = true;
|
---|
| 969 | m->bd->fL1DFlushOnVMEntry = false;
|
---|
| 970 | m->bd->fMDSClearOnSched = true;
|
---|
| 971 | m->bd->fMDSClearOnVMEntry = false;
|
---|
| 972 |
|
---|
| 973 | /* Hardware virtualization must be ON by default. */
|
---|
| 974 | m->bd->fHWVirtEx = true;
|
---|
| 975 |
|
---|
| 976 | return hrc;
|
---|
| 977 | }
|
---|