Example #1
0
int main()
{
    RTR3InitExeNoArguments(0);
    RTPrintf("tstMp-1: TESTING...\n");

    /*
     * Present and possible CPUs.
     */
    RTCPUID cCpus = RTMpGetCount();
    if (cCpus > 0)
        RTPrintf("tstMp-1: RTMpGetCount -> %d\n", (int)cCpus);
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetCount -> %d\n", (int)cCpus);
        g_cErrors++;
        cCpus = 1;
    }

    RTCPUSET Set;
    PRTCPUSET pSet = RTMpGetSet(&Set);
    if (pSet == &Set)
    {
        if ((RTCPUID)RTCpuSetCount(&Set) != cCpus)
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetSet returned a set with a different cpu count; %d, expected %d\n",
                     RTCpuSetCount(&Set), cCpus);
            g_cErrors++;
        }
        RTPrintf("tstMp-1: Possible CPU mask:\n");
        for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
        {
            RTCPUID idCpu = RTMpCpuIdFromSetIndex(iCpu);
            if (RTCpuSetIsMemberByIndex(&Set, iCpu))
            {
                RTPrintf("tstMp-1: %2d - id %d: %u/%u MHz", iCpu, (int)idCpu,
                         RTMpGetCurFrequency(idCpu), RTMpGetMaxFrequency(idCpu));
                if (RTMpIsCpuPresent(idCpu))
                    RTPrintf(RTMpIsCpuOnline(idCpu) ? " online\n" : " offline\n");
                else
                {
                    if (!RTMpIsCpuOnline(idCpu))
                        RTPrintf(" absent\n");
                    else
                    {
                        RTPrintf(" online but absent!\n");
                        RTPrintf("tstMp-1: FAILURE: Cpu with index %d is report as !RTIsCpuPresent while RTIsCpuOnline returns true!\n", iCpu);
                        g_cErrors++;
                    }
                }
                if (!RTMpIsCpuPossible(idCpu))
                {
                    RTPrintf("tstMp-1: FAILURE: Cpu with index %d is returned by RTCpuSet but not RTMpIsCpuPossible!\n", iCpu);
                    g_cErrors++;
                }
            }
            else if (RTMpIsCpuPossible(idCpu))
            {
                RTPrintf("tstMp-1: FAILURE: Cpu with index %d is returned by RTMpIsCpuPossible but not RTCpuSet!\n", iCpu);
                g_cErrors++;
            }
            else if (RTMpGetCurFrequency(idCpu) != 0)
            {
                RTPrintf("tstMp-1: FAILURE: RTMpGetCurFrequency(%d[idx=%d]) didn't return 0 as it should\n", (int)idCpu, iCpu);
                g_cErrors++;
            }
            else if (RTMpGetMaxFrequency(idCpu) != 0)
            {
                RTPrintf("tstMp-1: FAILURE: RTMpGetMaxFrequency(%d[idx=%d]) didn't return 0 as it should\n", (int)idCpu, iCpu);
                g_cErrors++;
            }
        }
    }
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetSet -> %p, expected %p\n", pSet, &Set);
        g_cErrors++;
        RTCpuSetEmpty(&Set);
        RTCpuSetAdd(&Set, RTMpCpuIdFromSetIndex(0));
    }

    /*
     * Online CPUs.
     */
    RTCPUID cCpusOnline = RTMpGetOnlineCount();
    if (cCpusOnline > 0)
    {
        if (cCpusOnline <= cCpus)
            RTPrintf("tstMp-1: RTMpGetOnlineCount -> %d\n", (int)cCpusOnline);
        else
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetOnlineCount -> %d, expected <= %d\n", (int)cCpusOnline, (int)cCpus);
            g_cErrors++;
            cCpusOnline = cCpus;
        }
    }
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetOnlineCount -> %d\n", (int)cCpusOnline);
        g_cErrors++;
        cCpusOnline = 1;
    }

    RTCPUSET SetOnline;
    pSet = RTMpGetOnlineSet(&SetOnline);
    if (pSet == &SetOnline)
    {
        if (RTCpuSetCount(&SetOnline) <= 0)
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetOnlineSet returned an empty set!\n");
            g_cErrors++;
        }
        else if ((RTCPUID)RTCpuSetCount(&SetOnline) > cCpus)
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetOnlineSet returned a too high value; %d, expected <= %d\n",
                     RTCpuSetCount(&SetOnline), cCpus);
            g_cErrors++;
        }
        RTPrintf("tstMp-1: Online CPU mask:\n");
        for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
            if (RTCpuSetIsMemberByIndex(&SetOnline, iCpu))
            {
                RTCPUID idCpu = RTMpCpuIdFromSetIndex(iCpu);
                RTPrintf("tstMp-1: %2d - id %d: %u/%u MHz %s\n", iCpu, (int)idCpu, RTMpGetCurFrequency(idCpu),
                         RTMpGetMaxFrequency(idCpu), RTMpIsCpuOnline(idCpu) ? "online" : "offline");
                if (!RTCpuSetIsMemberByIndex(&Set, iCpu))
                {
                    RTPrintf("tstMp-1: FAILURE: online cpu with index %2d is not a member of the possible cpu set!\n", iCpu);
                    g_cErrors++;
                }
            }

        /* There isn't any sane way of testing RTMpIsCpuOnline really... :-/ */
    }
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetOnlineSet -> %p, expected %p\n", pSet, &Set);
        g_cErrors++;
    }

    /*
     * Present CPUs.
     */
    RTCPUID cCpusPresent = RTMpGetPresentCount();
    if (cCpusPresent > 0)
    {
        if (    cCpusPresent <= cCpus
            &&  cCpusPresent >= cCpusOnline)
            RTPrintf("tstMp-1: RTMpGetPresentCount -> %d\n", (int)cCpusPresent);
        else
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetPresentCount -> %d, expected <= %d and >= %d\n", (int)cCpusPresent, (int)cCpus, (int)cCpusOnline);
            g_cErrors++;
        }
    }
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetPresentCount -> %d\n", (int)cCpusPresent);
        g_cErrors++;
        cCpusPresent = 1;
    }

    RTCPUSET SetPresent;
    pSet = RTMpGetPresentSet(&SetPresent);
    if (pSet == &SetPresent)
    {
        if (RTCpuSetCount(&SetPresent) <= 0)
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetPresentSet returned an empty set!\n");
            g_cErrors++;
        }
        else if ((RTCPUID)RTCpuSetCount(&SetPresent) != cCpusPresent)
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetPresentSet returned a bad value; %d, expected = %d\n",
                     RTCpuSetCount(&SetPresent), cCpusPresent);
            g_cErrors++;
        }
        RTPrintf("tstMp-1: Present CPU mask:\n");
        for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
            if (RTCpuSetIsMemberByIndex(&SetPresent, iCpu))
            {
                RTCPUID idCpu = RTMpCpuIdFromSetIndex(iCpu);
                RTPrintf("tstMp-1: %2d - id %d: %u/%u MHz %s\n", iCpu, (int)idCpu, RTMpGetCurFrequency(idCpu),
                         RTMpGetMaxFrequency(idCpu), RTMpIsCpuPresent(idCpu) ? "present" : "absent");
                if (!RTCpuSetIsMemberByIndex(&Set, iCpu))
                {
                    RTPrintf("tstMp-1: FAILURE: online cpu with index %2d is not a member of the possible cpu set!\n", iCpu);
                    g_cErrors++;
                }
            }

        /* There isn't any sane way of testing RTMpIsCpuPresent really... :-/ */
    }
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetPresentSet -> %p, expected %p\n", pSet, &Set);
        g_cErrors++;
    }


    /* Find an online cpu for the next test. */
    RTCPUID idCpuOnline;
    for (idCpuOnline = 0; idCpuOnline < RTCPUSET_MAX_CPUS; idCpuOnline++)
        if (RTMpIsCpuOnline(idCpuOnline))
            break;

    /*
     * Quick test of RTMpGetDescription.
     */
    char szBuf[64];
    int rc = RTMpGetDescription(idCpuOnline, &szBuf[0], sizeof(szBuf));
    if (RT_SUCCESS(rc))
    {
        RTPrintf("tstMp-1: RTMpGetDescription -> '%s'\n", szBuf);

        size_t cch = strlen(szBuf);
        rc = RTMpGetDescription(idCpuOnline, &szBuf[0], cch);
        if (rc != VERR_BUFFER_OVERFLOW)
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetDescription -> %Rrc, expected VERR_BUFFER_OVERFLOW\n", rc);
            g_cErrors++;
        }
        rc = RTMpGetDescription(idCpuOnline, &szBuf[0], cch + 1);
        if (RT_FAILURE(rc))
        {
            RTPrintf("tstMp-1: FAILURE: RTMpGetDescription -> %Rrc, expected VINF_SUCCESS\n", rc);
            g_cErrors++;
        }
    }
    else
    {
        RTPrintf("tstMp-1: FAILURE: RTMpGetDescription -> %Rrc\n", rc);
        g_cErrors++;
    }


    if (!g_cErrors)
        RTPrintf("tstMp-1: SUCCESS\n", g_cErrors);
    else
        RTPrintf("tstMp-1: FAILURE - %d errors\n", g_cErrors);
    return !!g_cErrors;
}
Example #2
0
int main()
{
    RTTEST hTest;
    RTEXITCODE rcExit = RTTestInitAndCreate("tstRTMp-1", &hTest);
    if (rcExit != RTEXITCODE_SUCCESS)
        return rcExit;
    RTTestBanner(hTest);

    /*
     * 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);


    /* Find an online cpu for the next test. */
    RTCPUID idCpuOnline;
    for (idCpuOnline = 0; idCpuOnline < RTCPUSET_MAX_CPUS; idCpuOnline++)
        if (RTMpIsCpuOnline(idCpuOnline))
            break;

    /*
     * Quick test of RTMpGetDescription.
     */
    char szBuf[64];
    int rc = RTMpGetDescription(idCpuOnline, &szBuf[0], sizeof(szBuf));
    if (RT_SUCCESS(rc))
    {
        RTTestIPrintf(RTTESTLVL_ALWAYS, "RTMpGetDescription -> '%s'\n", szBuf);

        size_t cch = strlen(szBuf);
        rc = RTMpGetDescription(idCpuOnline, &szBuf[0], cch);
        if (rc != VERR_BUFFER_OVERFLOW)
            RTTestIFailed("RTMpGetDescription -> %Rrc, expected VERR_BUFFER_OVERFLOW\n", rc);

        rc = RTMpGetDescription(idCpuOnline, &szBuf[0], cch + 1);
        if (RT_FAILURE(rc))
            RTTestIFailed("RTMpGetDescription -> %Rrc, expected VINF_SUCCESS\n", rc);
    }
    else
        RTTestIFailed("RTMpGetDescription -> %Rrc\n", rc);

    return RTTestSummaryAndDestroy(hTest);
}
/**
 * The timer callback for an omni-timer.
 *
 * This is responsible for queueing the DPCs for the other CPUs and
 * perform the callback on the CPU on which it is called.
 *
 * @param   pDpc                The DPC object.
 * @param   pvUser              Pointer to the sub-timer.
 * @param   SystemArgument1     Some system stuff.
 * @param   SystemArgument2     Some system stuff.
 */
static void _stdcall rtTimerNtOmniMasterCallback(IN PKDPC pDpc, IN PVOID pvUser, IN PVOID SystemArgument1, IN PVOID SystemArgument2)
{
    PRTTIMERNTSUBTIMER pSubTimer = (PRTTIMERNTSUBTIMER)pvUser;
    PRTTIMER pTimer = pSubTimer->pParent;
    int iCpuSelf = RTMpCpuIdToSetIndex(RTMpCpuId());

    AssertPtr(pTimer);
#ifdef RT_STRICT
    if (KeGetCurrentIrql() < DISPATCH_LEVEL)
        RTAssertMsg2Weak("rtTimerNtOmniMasterCallback: Irql=%d expected >=%d\n", KeGetCurrentIrql(), DISPATCH_LEVEL);
    if (pSubTimer - &pTimer->aSubTimers[0] != iCpuSelf)
        RTAssertMsg2Weak("rtTimerNtOmniMasterCallback: iCpuSelf=%d pSubTimer=%p / %d\n", iCpuSelf, pSubTimer, pSubTimer - &pTimer->aSubTimers[0]);
#endif

    /*
     * Check that we haven't been suspended before scheduling the other DPCs
     * and doing the callout.
     */
    if (    !ASMAtomicUoReadBool(&pTimer->fSuspended)
        &&  pTimer->u32Magic == RTTIMER_MAGIC)
    {
        RTCPUSET    OnlineSet;
        RTMpGetOnlineSet(&OnlineSet);

        ASMAtomicWriteHandle(&pSubTimer->hActiveThread, RTThreadNativeSelf());

        if (pTimer->u64NanoInterval)
        {
            /*
             * Recurring timer.
             */
            for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
                if (    RTCpuSetIsMemberByIndex(&OnlineSet, iCpu)
                    &&  iCpuSelf != iCpu)
                    KeInsertQueueDpc(&pTimer->aSubTimers[iCpu].NtDpc, 0, 0);

            uint64_t iTick = ++pSubTimer->iTick;
            rtTimerNtRearmInternval(pTimer, iTick, &pTimer->aSubTimers[RTMpCpuIdToSetIndex(pTimer->idCpu)].NtDpc);
            pTimer->pfnTimer(pTimer, pTimer->pvUser, iTick);
        }
        else
        {
            /*
             * Single shot timers gets complicated wrt to fSuspended maintance.
             */
            uint32_t cCpus = 0;
            for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
                if (RTCpuSetIsMemberByIndex(&OnlineSet, iCpu))
                    cCpus++;
            ASMAtomicAddS32(&pTimer->cOmniSuspendCountDown, cCpus);

            for (int iCpu = 0; iCpu < RTCPUSET_MAX_CPUS; iCpu++)
                if (    RTCpuSetIsMemberByIndex(&OnlineSet, iCpu)
                    &&  iCpuSelf != iCpu)
                    if (!KeInsertQueueDpc(&pTimer->aSubTimers[iCpu].NtDpc, 0, 0))
                        ASMAtomicDecS32(&pTimer->cOmniSuspendCountDown); /* already queued and counted. */

            if (ASMAtomicDecS32(&pTimer->cOmniSuspendCountDown) <= 0)
                ASMAtomicWriteBool(&pTimer->fSuspended, true);

            pTimer->pfnTimer(pTimer, pTimer->pvUser, ++pSubTimer->iTick);
        }

        ASMAtomicWriteHandle(&pSubTimer->hActiveThread, NIL_RTNATIVETHREAD);
    }

    NOREF(pDpc); NOREF(SystemArgument1); NOREF(SystemArgument2);
}