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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/diag/mdia/test/mdiafakecm.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* COPYRIGHT International Business Machines Corp. 2012,2014 */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#include "mdiafakecm.H"
#include "../mdiasm.H"
#include "../mdiasmimpl.H"
#include "../mdiafwd.H"
#include "../mdiatrace.H"
#include <sys/time.h>
namespace MDIA
{
void FakeCommandMonitor::threadMain(StateMachine & i_sm)
{
MDIA_DBG("FakeCommandMonitor: threadMain");
static const uint64_t singleStepPauseSecs = 0;
static const uint64_t singleStepPauseNSecs = 10000000;
static uint64_t wakeupIntervalNanoSecs = 0;
// periodically wakeup and check for any command
// timeouts
if(TARGETING::is_vpo())
{
wakeupIntervalNanoSecs = TEN_CTX_SWITCHES_NS;
}
else
{
wakeupIntervalNanoSecs = singleStepPauseNSecs;
}
bool shutdown = false;
MonitorIDs monitorsTimedout;
while(true)
{
if( TARGETING::is_vpo() )
{
nanosleep(0, wakeupIntervalNanoSecs);
}
else
{
nanosleep(singleStepPauseSecs, wakeupIntervalNanoSecs);
}
mutex_lock(&iv_mutex);
// check to see if the istep is finished
shutdown = iv_shutdown;
if(!shutdown)
{
// scan the monitor map and if any
// timed out, inform the state machine
monitorMapIterator it = iv_monitors.begin();
while(it != iv_monitors.end())
{
if(it->second >= wakeupIntervalNanoSecs)
{
it->second -= wakeupIntervalNanoSecs;
it++;
}
else
{
monitorsTimedout.push_back(it->first);
//remove the monitor
iv_monitors.erase(it++);
}
}
}
mutex_unlock(&iv_mutex);
if(!monitorsTimedout.empty()) {
i_sm.processCommandTimeout(monitorsTimedout);
monitorsTimedout.clear();
}
if(shutdown)
{
break;
}
}
}
};
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