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/* $Id: CPUProfileImpl.cpp $ */
/** @file
* VirtualBox Main - interface for CPU profiles, VBoxSVC.
*/
/*
* Copyright (C) 2020-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include "CPUProfileImpl.h"
#include <VBox/vmm/cpum.h>
#include <iprt/x86.h>
#include "AutoCaller.h"
DEFINE_EMPTY_CTOR_DTOR(CPUProfile)
/**
* Called by ComObjPtr::createObject when creating the object.
*
* Just initialize the basic object state, do the rest in initFromDbEntry().
*
* @returns S_OK.
*/
HRESULT CPUProfile::FinalConstruct()
{
m_enmArchitecture = CPUArchitecture_Any;
return BaseFinalConstruct();
}
/**
* Initializes the CPU profile from the given CPUM CPU database entry.
*
* @returns COM status code.
* @param a_pDbEntry The CPU database entry.
*/
HRESULT CPUProfile::initFromDbEntry(PCCPUMDBENTRY a_pDbEntry) RT_NOEXCEPT
{
AutoInitSpan autoInitSpan(this);
AssertReturn(autoInitSpan.isOk(), E_FAIL);
/*
* Initialize our private data.
*/
/* Determin x86 or AMD64 by scanning the CPUID leaves for the long mode feature bit: */
m_enmArchitecture = CPUArchitecture_x86;
uint32_t iLeaf = a_pDbEntry->cCpuIdLeaves;
while (iLeaf-- > 0)
if (a_pDbEntry->paCpuIdLeaves[iLeaf].uLeaf <= UINT32_C(0x80000001))
{
if ( a_pDbEntry->paCpuIdLeaves[iLeaf].uLeaf == UINT32_C(0x80000001)
&& (a_pDbEntry->paCpuIdLeaves[iLeaf].uEdx & X86_CPUID_EXT_FEATURE_EDX_LONG_MODE))
m_enmArchitecture = CPUArchitecture_AMD64;
break;
}
HRESULT hrc = m_strName.assignEx(a_pDbEntry->pszName);
if (SUCCEEDED(hrc))
hrc = m_strFullName.assignEx(a_pDbEntry->pszFullName);
/*
* Update the object state.
*/
if (SUCCEEDED(hrc))
autoInitSpan.setSucceeded();
else
autoInitSpan.setFailed(hrc);
return hrc;
}
/**
* COM cruft.
*/
void CPUProfile::FinalRelease()
{
uninit();
BaseFinalRelease();
}
/**
* Do the actual cleanup.
*/
void CPUProfile::uninit()
{
AutoUninitSpan autoUninitSpan(this);
}
/**
* Used by SystemProperties::getCPUProfiles to do matching.
*/
bool CPUProfile::i_match(CPUArchitecture_T a_enmArchitecture, CPUArchitecture_T a_enmSecondaryArch,
const com::Utf8Str &a_strNamePattern) const RT_NOEXCEPT
{
if ( m_enmArchitecture == a_enmArchitecture
|| m_enmArchitecture == a_enmSecondaryArch)
{
if (a_strNamePattern.isEmpty())
return true;
return RTStrSimplePatternMatch(a_strNamePattern.c_str(), m_strName.c_str());
}
return false;
}
HRESULT CPUProfile::getName(com::Utf8Str &aName)
{
return aName.assignEx(m_strName);
}
HRESULT CPUProfile::getFullName(com::Utf8Str &aFullName)
{
return aFullName.assignEx(m_strFullName);
}
HRESULT CPUProfile::getArchitecture(CPUArchitecture_T *aArchitecture)
{
*aArchitecture = m_enmArchitecture;
return S_OK;
}
/* vi: set tabstop=4 shiftwidth=4 expandtab: */
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