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/* $Id: tstRTMp-1.cpp $ */
/** @file
* IPRT Testcase - RTMp.
*/
/*
* Copyright (C) 2008-2023 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>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/mp.h>
#include <iprt/cpuset.h>
#include <iprt/errcore.h>
#include <iprt/string.h>
#include <iprt/test.h>
#ifdef VBOX
# include <VBox/sup.h>
#endif
int main(int argc, char **argv)
{
RTTEST hTest;
RTEXITCODE rcExit = RTTestInitAndCreate("tstRTMp-1", &hTest);
if (rcExit != RTEXITCODE_SUCCESS)
return rcExit;
RTTestBanner(hTest);
NOREF(argc); NOREF(argv);
#ifdef VBOX
if (argc > 1)
SUPR3Init(NULL);
#endif
/*
* Present and possible CPUs.
*/
RTCPUID cCpus = RTMpGetCount();
if (cCpus > 0)
RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetCount -> %u\n", cCpus);
else
{
RTTestIFailed("RTMpGetCount returned zero");
cCpus = 1;
}
RTCPUID cCoreCpus = RTMpGetCoreCount();
if (cCoreCpus > 0)
RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetCoreCount -> %d\n", (int)cCoreCpus);
else
{
RTTestIFailed("RTMpGetCoreCount returned zero");
cCoreCpus = 1;
}
RTTESTI_CHECK(cCoreCpus <= cCpus);
RTCPUSET Set;
PRTCPUSET pSet = RTMpGetSet(&Set);
RTTESTI_CHECK(pSet == &Set);
if (pSet == &Set)
{
RTTESTI_CHECK((RTCPUID)RTCpuSetCount(&Set) == cCpus);
RTTestIPrintf(RTTESTLVL_ALWAYS, "Possible CPU mask:\n");
for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
{
RTCPUID idCpu = RTMpCpuIdFromSetIndex(iCpu);
if (RTCpuSetIsMemberByIndex(&Set, iCpu))
{
RTTestIPrintf(RTTESTLVL_ALWAYS, "%2d - id %d: %u/%u MHz", iCpu, (int)idCpu,
RTMpGetCurFrequency(idCpu), RTMpGetMaxFrequency(idCpu));
if (RTMpIsCpuPresent(idCpu))
RTTestIPrintf(RTTESTLVL_ALWAYS, RTMpIsCpuOnline(idCpu) ? " online\n" : " offline\n");
else
{
if (!RTMpIsCpuOnline(idCpu))
RTTestIPrintf(RTTESTLVL_ALWAYS, " absent\n");
else
{
RTTestIPrintf(RTTESTLVL_ALWAYS, " online but absent!\n");
RTTestIFailed("Cpu with index %d is report as !RTIsCpuPresent while RTIsCpuOnline returns true!\n", iCpu);
}
}
if (!RTMpIsCpuPossible(idCpu))
RTTestIFailed("Cpu with index %d is returned by RTCpuSet but not RTMpIsCpuPossible!\n", iCpu);
}
else if (RTMpIsCpuPossible(idCpu))
RTTestIFailed("Cpu with index %d is returned by RTMpIsCpuPossible but not RTCpuSet!\n", iCpu);
else if (RTMpGetCurFrequency(idCpu) != 0)
RTTestIFailed("RTMpGetCurFrequency(%d[idx=%d]) didn't return 0 as it should\n", (int)idCpu, iCpu);
else if (RTMpGetMaxFrequency(idCpu) != 0)
RTTestIFailed("RTMpGetMaxFrequency(%d[idx=%d]) didn't return 0 as it should\n", (int)idCpu, iCpu);
}
}
else
{
RTCpuSetEmpty(&Set);
RTCpuSetAdd(&Set, RTMpCpuIdFromSetIndex(0));
}
/*
* Online CPUs.
*/
RTCPUID cCpusOnline = RTMpGetOnlineCount();
if (cCpusOnline > 0)
{
if (cCpusOnline <= cCpus)
RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetOnlineCount -> %d\n", (int)cCpusOnline);
else
{
RTTestIFailed("RTMpGetOnlineCount -> %d, expected <= %d\n", (int)cCpusOnline, (int)cCpus);
cCpusOnline = cCpus;
}
}
else
{
RTTestIFailed("RTMpGetOnlineCount -> %d\n", (int)cCpusOnline);
cCpusOnline = 1;
}
RTCPUID cCoresOnline = RTMpGetOnlineCoreCount();
if (cCoresOnline > 0)
RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetOnlineCoreCount -> %d\n", (int)cCoresOnline);
else
{
RTTestIFailed("RTMpGetOnlineCoreCount -> %d, expected <= %d\n", (int)cCoresOnline, (int)cCpusOnline);
cCoresOnline = 1;
}
RTTESTI_CHECK(cCoresOnline <= cCpusOnline);
RTCPUSET SetOnline;
pSet = RTMpGetOnlineSet(&SetOnline);
if (pSet == &SetOnline)
{
if (RTCpuSetCount(&SetOnline) <= 0)
RTTestIFailed("RTMpGetOnlineSet returned an empty set!\n");
else if ((RTCPUID)RTCpuSetCount(&SetOnline) > cCpus)
RTTestIFailed("RTMpGetOnlineSet returned a too high value; %d, expected <= %d\n",
RTCpuSetCount(&SetOnline), cCpus);
RTTestIPrintf(RTTESTLVL_ALWAYS, "Online CPU mask:\n");
for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
if (RTCpuSetIsMemberByIndex(&SetOnline, iCpu))
{
RTCPUID idCpu = RTMpCpuIdFromSetIndex(iCpu);
RTTestIPrintf(RTTESTLVL_ALWAYS, "%2d - id %d: %u/%u MHz %s\n", iCpu, (int)idCpu, RTMpGetCurFrequency(idCpu),
RTMpGetMaxFrequency(idCpu), RTMpIsCpuOnline(idCpu) ? "online" : "offline");
if (!RTCpuSetIsMemberByIndex(&Set, iCpu))
RTTestIFailed("online cpu with index %2d is not a member of the possible cpu set!\n", iCpu);
}
/* There isn't any sane way of testing RTMpIsCpuOnline really... :-/ */
}
else
RTTestIFailed("RTMpGetOnlineSet -> %p, expected %p\n", pSet, &Set);
/*
* Present CPUs.
*/
RTCPUID cCpusPresent = RTMpGetPresentCount();
if (cCpusPresent > 0)
{
if ( cCpusPresent <= cCpus
&& cCpusPresent >= cCpusOnline)
RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetPresentCount -> %d\n", (int)cCpusPresent);
else
RTTestIFailed("RTMpGetPresentCount -> %d, expected <= %d and >= %d\n",
(int)cCpusPresent, (int)cCpus, (int)cCpusOnline);
}
else
{
RTTestIFailed("RTMpGetPresentCount -> %d\n", (int)cCpusPresent);
cCpusPresent = 1;
}
RTCPUSET SetPresent;
pSet = RTMpGetPresentSet(&SetPresent);
if (pSet == &SetPresent)
{
if (RTCpuSetCount(&SetPresent) <= 0)
RTTestIFailed("RTMpGetPresentSet returned an empty set!\n");
else if ((RTCPUID)RTCpuSetCount(&SetPresent) != cCpusPresent)
RTTestIFailed("RTMpGetPresentSet returned a bad value; %d, expected = %d\n",
RTCpuSetCount(&SetPresent), cCpusPresent);
RTTestIPrintf(RTTESTLVL_ALWAYS, "Present CPU mask:\n");
for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
if (RTCpuSetIsMemberByIndex(&SetPresent, iCpu))
{
RTCPUID idCpu = RTMpCpuIdFromSetIndex(iCpu);
RTTestIPrintf(RTTESTLVL_ALWAYS, "%2d - id %d: %u/%u MHz %s\n", iCpu, (int)idCpu, RTMpGetCurFrequency(idCpu),
RTMpGetMaxFrequency(idCpu), RTMpIsCpuPresent(idCpu) ? "present" : "absent");
if (!RTCpuSetIsMemberByIndex(&Set, iCpu))
RTTestIFailed("online cpu with index %2d is not a member of the possible cpu set!\n", iCpu);
}
/* There isn't any sane way of testing RTMpIsCpuPresent really... :-/ */
}
else
RTTestIFailed("RTMpGetPresentSet -> %p, expected %p\n", pSet, &Set);
/*
* Quick test of RTMpGetDescription on the first and last online CPUs.
*/
RTCPUID idCpuOnline;
for (idCpuOnline = 0; idCpuOnline < RTCPUSET_MAX_CPUS; idCpuOnline++)
if (RTMpIsCpuOnline(idCpuOnline))
break;
RTCPUID aidCpuIds[2] = { idCpuOnline, idCpuOnline };
for (idCpuOnline++; idCpuOnline < RTCPUSET_MAX_CPUS; idCpuOnline++)
if (RTMpIsCpuOnline(idCpuOnline))
aidCpuIds[1] = idCpuOnline;
for (size_t i = 0; i < RT_ELEMENTS(aidCpuIds); i++)
{
idCpuOnline = aidCpuIds[i];
char szBuf[64];
int rc = RTMpGetDescription(idCpuOnline, &szBuf[0], sizeof(szBuf));
if (RT_SUCCESS(rc))
{
RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetDescription(%d,,) -> '%s'\n", idCpuOnline, szBuf);
size_t cch = strlen(szBuf);
rc = RTMpGetDescription(idCpuOnline, &szBuf[0], cch);
if (rc != VERR_BUFFER_OVERFLOW)
RTTestIFailed("RTMpGetDescription(%d,,) -> %Rrc, expected VERR_BUFFER_OVERFLOW\n", idCpuOnline, rc);
rc = RTMpGetDescription(idCpuOnline, &szBuf[0], cch + 1);
if (RT_FAILURE(rc))
RTTestIFailed("RTMpGetDescription(%d,,) -> %Rrc, expected VINF_SUCCESS\n", idCpuOnline, rc);
}
else
RTTestIFailed("RTMpGetDescription(%d,,) -> %Rrc\n", idCpuOnline, rc);
}
/* */
return RTTestSummaryAndDestroy(hTest);
}
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