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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 2015,2016 */
/* [+] 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>
// #include <p9_xip_customize.H> // RTC:138226
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, HWPF_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);
// Save MC_SYNC_MODE
TARGETING::Target * l_masterProc = nullptr;
TARGETING::targetService()
.masterProcChipTargetHandle( l_masterProc );
uint8_t l_prevSyncMode =
l_masterProc->getAttr<TARGETING::ATTR_MC_SYNC_MODE>();
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, HWPF_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.");
}
// Check MC_SYNC_MODE
uint8_t l_mcSyncMode = l_masterProc->getAttr<TARGETING::ATTR_MC_SYNC_MODE>();
uint32_t l_newNest = 0;
// TODO RTC: 161197 Remove logic to set nest based off sync mode
// Set the nest frequency based off mc_sync_mode
if( l_mcSyncMode == 0 )
{
l_newNest = l_sys->getAttr<TARGETING::ATTR_ASYNC_NEST_FREQ_MHZ>();
}
else
{
TARGETING::TargetHandleList l_mcbists;
TARGETING::getAllChiplets(l_mcbists, TARGETING::TYPE_MCBIST);
l_newNest = l_mcbists.at(0)->getAttr<TARGETING::ATTR_MSS_FREQ>();
}
l_sys->setAttr<TARGETING::ATTR_FREQ_PB_MHZ>( l_newNest );
// TODO RTC: 161596 - Set ATTR_NEST_FREQ_MHZ as well until we know it is not being used anymore
l_sys->setAttr<TARGETING::ATTR_NEST_FREQ_MHZ>( l_newNest );
//Trigger sbe update if the nest frequency changed.
if( (l_newNest != l_originalNest) || (l_mcSyncMode != l_prevSyncMode) )
{
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_prevSyncMode, l_mcSyncMode );
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, HWPF_COMP_ID );
}
}
TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace, "call_mss_freq exit" );
return l_StepError.getErrorHandle();
}
}; // end namespace
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