| 1 | /* $Id: CPUProfileImpl.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * VirtualBox Main - interface for CPU profiles, VBoxSVC.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2020-2024 Oracle and/or its affiliates.
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox base platform packages, as
|
|---|
| 10 | * available from https://www.virtualbox.org.
|
|---|
| 11 | *
|
|---|
| 12 | * This program is free software; you can redistribute it and/or
|
|---|
| 13 | * modify it under the terms of the GNU General Public License
|
|---|
| 14 | * as published by the Free Software Foundation, in version 3 of the
|
|---|
| 15 | * License.
|
|---|
| 16 | *
|
|---|
| 17 | * This program is distributed in the hope that it will be useful, but
|
|---|
| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|---|
| 20 | * General Public License for more details.
|
|---|
| 21 | *
|
|---|
| 22 | * You should have received a copy of the GNU General Public License
|
|---|
| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
|
|---|
| 24 | *
|
|---|
| 25 | * SPDX-License-Identifier: GPL-3.0-only
|
|---|
| 26 | */
|
|---|
| 27 |
|
|---|
| 28 |
|
|---|
| 29 | /*********************************************************************************************************************************
|
|---|
| 30 | * Header Files *
|
|---|
| 31 | *********************************************************************************************************************************/
|
|---|
| 32 | #include "CPUProfileImpl.h"
|
|---|
| 33 |
|
|---|
| 34 | #include <VBox/vmm/cpum.h>
|
|---|
| 35 | #include <iprt/x86.h>
|
|---|
| 36 | #include "AutoCaller.h"
|
|---|
| 37 |
|
|---|
| 38 |
|
|---|
| 39 | DEFINE_EMPTY_CTOR_DTOR(CPUProfile)
|
|---|
| 40 |
|
|---|
| 41 | /**
|
|---|
| 42 | * Called by ComObjPtr::createObject when creating the object.
|
|---|
| 43 | *
|
|---|
| 44 | * Just initialize the basic object state, do the rest in initFromDbEntry().
|
|---|
| 45 | *
|
|---|
| 46 | * @returns S_OK.
|
|---|
| 47 | */
|
|---|
| 48 | HRESULT CPUProfile::FinalConstruct()
|
|---|
| 49 | {
|
|---|
| 50 | m_enmArchitecture = CPUArchitecture_Any;
|
|---|
| 51 | return BaseFinalConstruct();
|
|---|
| 52 | }
|
|---|
| 53 |
|
|---|
| 54 | /**
|
|---|
| 55 | * Initializes the CPU profile from the given CPUM CPU database entry.
|
|---|
| 56 | *
|
|---|
| 57 | * @returns COM status code.
|
|---|
| 58 | * @param a_pDbEntry The CPU database entry.
|
|---|
| 59 | */
|
|---|
| 60 | HRESULT CPUProfile::initFromDbEntry(PCCPUMDBENTRY a_pDbEntry) RT_NOEXCEPT
|
|---|
| 61 | {
|
|---|
| 62 | AutoInitSpan autoInitSpan(this);
|
|---|
| 63 | AssertReturn(autoInitSpan.isOk(), E_FAIL);
|
|---|
| 64 |
|
|---|
| 65 | /*
|
|---|
| 66 | * Initialize our private data.
|
|---|
| 67 | */
|
|---|
| 68 |
|
|---|
| 69 | /* Determin x86 or AMD64 by scanning the CPUID leaves for the long mode feature bit: */
|
|---|
| 70 | m_enmArchitecture = CPUArchitecture_x86;
|
|---|
| 71 | uint32_t iLeaf = a_pDbEntry->cCpuIdLeaves;
|
|---|
| 72 | while (iLeaf-- > 0)
|
|---|
| 73 | if (a_pDbEntry->paCpuIdLeaves[iLeaf].uLeaf <= UINT32_C(0x80000001))
|
|---|
| 74 | {
|
|---|
| 75 | if ( a_pDbEntry->paCpuIdLeaves[iLeaf].uLeaf == UINT32_C(0x80000001)
|
|---|
| 76 | && (a_pDbEntry->paCpuIdLeaves[iLeaf].uEdx & X86_CPUID_EXT_FEATURE_EDX_LONG_MODE))
|
|---|
| 77 | m_enmArchitecture = CPUArchitecture_AMD64;
|
|---|
| 78 | break;
|
|---|
| 79 | }
|
|---|
| 80 |
|
|---|
| 81 | HRESULT hrc = m_strName.assignEx(a_pDbEntry->pszName);
|
|---|
| 82 | if (SUCCEEDED(hrc))
|
|---|
| 83 | hrc = m_strFullName.assignEx(a_pDbEntry->pszFullName);
|
|---|
| 84 |
|
|---|
| 85 | /*
|
|---|
| 86 | * Update the object state.
|
|---|
| 87 | */
|
|---|
| 88 | if (SUCCEEDED(hrc))
|
|---|
| 89 | autoInitSpan.setSucceeded();
|
|---|
| 90 | else
|
|---|
| 91 | autoInitSpan.setFailed(hrc);
|
|---|
| 92 | return hrc;
|
|---|
| 93 | }
|
|---|
| 94 |
|
|---|
| 95 | /**
|
|---|
| 96 | * COM cruft.
|
|---|
| 97 | */
|
|---|
| 98 | void CPUProfile::FinalRelease()
|
|---|
| 99 | {
|
|---|
| 100 | uninit();
|
|---|
| 101 | BaseFinalRelease();
|
|---|
| 102 | }
|
|---|
| 103 |
|
|---|
| 104 | /**
|
|---|
| 105 | * Do the actual cleanup.
|
|---|
| 106 | */
|
|---|
| 107 | void CPUProfile::uninit()
|
|---|
| 108 | {
|
|---|
| 109 | AutoUninitSpan autoUninitSpan(this);
|
|---|
| 110 | }
|
|---|
| 111 |
|
|---|
| 112 | /**
|
|---|
| 113 | * Used by SystemProperties::getCPUProfiles to do matching.
|
|---|
| 114 | */
|
|---|
| 115 | bool CPUProfile::i_match(CPUArchitecture_T a_enmArchitecture, CPUArchitecture_T a_enmSecondaryArch,
|
|---|
| 116 | const com::Utf8Str &a_strNamePattern) const RT_NOEXCEPT
|
|---|
| 117 | {
|
|---|
| 118 | if ( m_enmArchitecture == a_enmArchitecture
|
|---|
| 119 | || m_enmArchitecture == a_enmSecondaryArch)
|
|---|
| 120 | {
|
|---|
| 121 | if (a_strNamePattern.isEmpty())
|
|---|
| 122 | return true;
|
|---|
| 123 | return RTStrSimplePatternMatch(a_strNamePattern.c_str(), m_strName.c_str());
|
|---|
| 124 | }
|
|---|
| 125 | return false;
|
|---|
| 126 | }
|
|---|
| 127 |
|
|---|
| 128 |
|
|---|
| 129 | HRESULT CPUProfile::getName(com::Utf8Str &aName)
|
|---|
| 130 | {
|
|---|
| 131 | return aName.assignEx(m_strName);
|
|---|
| 132 | }
|
|---|
| 133 |
|
|---|
| 134 | HRESULT CPUProfile::getFullName(com::Utf8Str &aFullName)
|
|---|
| 135 | {
|
|---|
| 136 | return aFullName.assignEx(m_strFullName);
|
|---|
| 137 | }
|
|---|
| 138 |
|
|---|
| 139 | HRESULT CPUProfile::getArchitecture(CPUArchitecture_T *aArchitecture)
|
|---|
| 140 | {
|
|---|
| 141 | *aArchitecture = m_enmArchitecture;
|
|---|
| 142 | return S_OK;
|
|---|
| 143 | }
|
|---|
| 144 |
|
|---|
| 145 |
|
|---|
| 146 | /* vi: set tabstop=4 shiftwidth=4 expandtab: */
|
|---|
