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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/isteps/istep07/call_mss_freq.C $ */
/* */
/* OpenPOWER HostBoot 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 call_mss_freq.C
* Contains the wrapper for istep 7.3
*/
/******************************************************************************/
// Includes
/******************************************************************************/
#include <stdint.h>
#include <trace/interface.H>
#include <initservice/taskargs.H>
#include <errl/errlentry.H>
#include <isteps/hwpisteperror.H>
#include <errl/errludtarget.H>
#include <initservice/isteps_trace.H>
// targeting support
#include <targeting/common/commontargeting.H>
#include <targeting/common/utilFilter.H>
#include <config.h>
#include <fapi2.H>
#include <fapi2/plat_hwp_invoker.H>
// SBE
#include <sbeif.H>
// HWP
#include <p9_mss_freq.H>
#include <p9_mss_freq_system.H>
namespace ISTEP_07
{
using namespace ISTEP;
using namespace ISTEP_ERROR;
using namespace ERRORLOG;
using namespace TARGETING;
//
// Wrapper function to call mss_freq
//
void* call_mss_freq( void *io_pArgs )
{
IStepError l_StepError;
errlHndl_t l_err = NULL;
TRACDCOMP( ISTEPS_TRACE::g_trac_isteps_trace, "call_mss_freq entry" );
TARGETING::TargetHandleList l_membufTargetList;
getAllChiplets(l_membufTargetList, TYPE_MCS);
for (const auto & l_membuf_target : l_membufTargetList)
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"p9_mss_freq HWP target HUID %.8x",
TARGETING::get_huid(l_membuf_target));
// call the HWP with each target ( if parallel, spin off a task )
fapi2::Target <fapi2::TARGET_TYPE_MCS> l_fapi_membuf_target
(l_membuf_target);
FAPI_INVOKE_HWP(l_err, p9_mss_freq, l_fapi_membuf_target);
// process return code.
if ( l_err )
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"ERROR 0x%.8X: p9_mss_freq HWP on target HUID %.8x",
l_err->reasonCode(), TARGETING::get_huid(l_membuf_target) );
// capture the target data in the elog
ErrlUserDetailsTarget(l_membuf_target).addToLog( l_err );
// Create IStep error log and cross reference to error that occurred
l_StepError.addErrorDetails( l_err );
// Commit Error
errlCommit( l_err, ISTEP_COMP_ID );
}
else
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"SUCCESS : mss_freq HWP");
}
} // End memBuf loop
// Set PB frequency to ASYNC_FREQ_MHZ
TARGETING::Target * l_sys = nullptr;
TARGETING::targetService().getTopLevelTarget( l_sys );
uint32_t l_originalNest = l_sys->getAttr<TARGETING::ATTR_FREQ_PB_MHZ>();
uint32_t l_asyncFreq =
l_sys->getAttr<TARGETING::ATTR_ASYNC_NEST_FREQ_MHZ>();
l_sys->setAttr<TARGETING::ATTR_FREQ_PB_MHZ>(l_asyncFreq);
// Read MC_SYNC_MODE from SBE itself and set the attribute
uint8_t l_bootSyncMode = 0;
l_err = SBE::getBootMcSyncMode( l_bootSyncMode );
if( l_err )
{
TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace,
"Failed getting the boot mc sync mode from the SBE");
// Create IStep error log and cross reference to error that occurred
l_StepError.addErrorDetails( l_err );
// Commit Error
errlCommit( l_err, ISTEP_COMP_ID );
}
TARGETING::Target * l_masterProc = nullptr;
TARGETING::targetService()
.masterProcChipTargetHandle( l_masterProc );
l_masterProc->setAttr<TARGETING::ATTR_MC_SYNC_MODE>(l_bootSyncMode);
if(l_StepError.getErrorHandle() == NULL)
{
TARGETING::TargetHandleList l_mcbistTargetList;
getAllChiplets(l_mcbistTargetList, TYPE_MCBIST);
std::vector< fapi2::Target<fapi2::TARGET_TYPE_MCBIST> > l_fapi2_mcbistTargetList;
for (const auto & l_mcbist_target : l_mcbistTargetList)
{
// call the HWP with each target ( if parallel, spin off a task )
fapi2::Target <fapi2::TARGET_TYPE_MCBIST> l_fapi_mcbist_target(l_mcbist_target);
l_fapi2_mcbistTargetList.push_back(l_fapi_mcbist_target);
}
FAPI_INVOKE_HWP(l_err, p9_mss_freq_system, l_fapi2_mcbistTargetList);
// process return code.
if ( l_err )
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"ERROR 0x%.8X: p9_mss_freq_system HWP while running on mcbist targets");
// Create IStep error log and cross reference to error that occurred
l_StepError.addErrorDetails( l_err );
// Commit Error
errlCommit( l_err, ISTEP_COMP_ID );
}
else
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"SUCCESS : mss_freq_system HWP");
}
}
else
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"WARNING skipping p9_mss_freq_system HWP due to error detected in p9_mss_freq HWP. An error should have been committed.");
}
// Get latest MC_SYNC_MODE and FREQ_PB_MHZ
uint8_t l_mcSyncMode = l_masterProc->getAttr<TARGETING::ATTR_MC_SYNC_MODE>();
uint32_t l_newNest = l_sys->getAttr<TARGETING::ATTR_FREQ_PB_MHZ>();
if(l_StepError.getErrorHandle() == NULL)
{
//Trigger sbe update if the nest frequency changed.
if( (l_newNest != l_originalNest) || (l_mcSyncMode != l_bootSyncMode) )
{
TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace,
"The nest frequency or sync mode changed!"
" Original Nest: %d New Nest: %d"
" Original syncMode: %d New syncMode: %d",
l_originalNest, l_newNest, l_bootSyncMode, l_mcSyncMode );
if(l_sys->getAttr<TARGETING::ATTR_IS_MPIPL_HB>() == true)
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
"Error: SBE update detected in MPIPL");
/*@
* @errortype
* @moduleid MOD_SBE_PERFORM_UPDATE_CHECK
* @reasoncode RC_SBE_UPDATE_IN_MPIPL
* @userdata1[0:31] original mc sync mode
* @userdata1[32:63] new mc sync mode
* @userdata2[0:31] original nest frequency
* @userdata2[32:63] new nest frequency
* @devdesc SBE cannot be reset during MPIPL
* @custdesc Illegal action during boot
*/
l_err = new ErrlEntry(ERRL_SEV_INFORMATIONAL,
MOD_SBE_PERFORM_UPDATE_CHECK,
RC_SBE_UPDATE_IN_MPIPL,
TWO_UINT32_TO_UINT64(
TO_UINT32(l_bootSyncMode),
TO_UINT32(l_mcSyncMode)),
TWO_UINT32_TO_UINT64(
l_originalNest, l_newNest));
l_StepError.addErrorDetails( l_err );
errlCommit( l_err, ISTEP_COMP_ID );
}
else
{
TARGETING::setFrequencyAttributes(l_sys,
l_newNest);
l_err = SBE::updateProcessorSbeSeeproms();
if( l_err )
{
TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace,
"call_mss_freq.C - Error calling updateProcessorSbeSeeproms");
// Create IStep error log and cross reference to error
// that occurred
l_StepError.addErrorDetails( l_err );
// Commit Error
errlCommit( l_err, ISTEP_COMP_ID );
}
}
}
}
else
{
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace, "WARNING skipping SBE update checks due to previous errors" );
}
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace, "call_mss_freq exit" );
return l_StepError.getErrorHandle();
}
}; // end namespace
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