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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/sbefw/sbeTimerSvc.C $ */
/* */
/* OpenPOWER sbe Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2017 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* 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 */
/*
* @file: src/sbefw/sbeTimerSvc.C
*
* @brief This file contains the SBE timer service
*
*/
#include "sbetrace.H"
#include "sbeTimerSvc.H"
#include "sbe_sp_intf.H"
#include "pk.h"
uint32_t timerService::startTimer(uint32_t i_time, PkTimerCallback i_callBack )
{
#define SBE_FUNC "timerService::startTimer "
uint32_t l_rc = SBE_SEC_OPERATION_SUCCESSFUL;
do
{
int l_pkRc = 0;
if( !init )
{
l_pkRc = pk_timer_create(&fixedTimer, i_callBack, NULL);
if(l_pkRc)
{
SBE_ERROR(SBE_FUNC" Pk Timer Create failed, RC=[%d]", l_pkRc);
l_rc = SBE_SEC_OS_FAILURE;
break;
}
init = true;
}
if( isActive() )
{
SBE_ERROR(SBE_FUNC" Timer already started");
l_rc = SBE_SEC_TIMER_ALREADY_STARTED;
break;
}
// Schedule the timer
l_pkRc = pk_timer_schedule(&fixedTimer,
PK_MILLISECONDS((uint32_t)i_time));
if(l_pkRc)
{
SBE_ERROR(SBE_FUNC" Pk Timer Schedule failed, RC=[%d]", l_pkRc);
l_rc = SBE_SEC_OS_FAILURE;
break;
}
} while(0);
return l_rc;
#undef SBE_FUNC
}
uint32_t timerService::stopTimer( )
{
#define SBE_FUNC "timerService::stopTimer "
uint32_t l_rc = SBE_SEC_OPERATION_SUCCESSFUL;
PkMachineContext ctx;
do
{
// The critical section enter/exit set is done to ensure
// pk_timer_cancel operations are non-interrupible.
pk_critical_section_enter(&ctx);
if( !isActive() )
{
SBE_INFO(SBE_FUNC" Timer is not running");
break;
}
// Cancel the timer
int l_pkRc = pk_timer_cancel(&fixedTimer );
if(l_pkRc)
{
SBE_ERROR(SBE_FUNC" Pk Timer cancel failed, RC=[%d]", l_pkRc);
l_rc = SBE_SEC_OS_FAILURE;
break;
}
} while(0);
pk_critical_section_exit(&ctx);
return l_rc;
#undef SBE_FUNC
}
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