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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/diag/prdf/common/plat/mem/prdfMemEccAnalysis.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2016,2017 */
/* [+] 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 */
#include <prdfMemEccAnalysis.H>
// Platform includes
#include <prdfMemAddress.H>
#include <prdfMemCaptureData.H>
#include <prdfMemMark.H>
#include <prdfP9McaDataBundle.H>
#ifdef __HOSTBOOT_RUNTIME
#include <prdfMemTps.H>
#include <prdfMemVcm.H>
#include <prdfP9McbistDataBundle.H>
#endif
using namespace TARGETING;
namespace PRDF
{
using namespace PlatServices;
namespace MemEcc
{
//------------------------------------------------------------------------------
template<>
void calloutMemUe<TYPE_MCA>( ExtensibleChip * i_chip, const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc )
{
#define PRDF_FUNC "[MemEcc::calloutMemUe] "
PRDF_ASSERT( TYPE_MCA == i_chip->getType() );
SCAN_COMM_REGISTER_CLASS * fir = i_chip->getRegister( "DDRPHYFIR" );
int32_t l_rc = fir->Read();
if ( SUCCESS != l_rc )
{
PRDF_ERR( PRDF_FUNC "Read() failed on DDRPHYFIR: i_chip=0x%08x",
i_chip->getHuid() );
}
// Check DDRPHYFIR[54:55,57:59] to determine if this UE is a side-effect.
if ( SUCCESS == l_rc && (0 != (fir->GetBitFieldJustified(54,6) & 0x37)) )
{
// Callout the MCA.
io_sc.service_data->SetCallout( i_chip->getTrgt() );
}
else
{
// Callout the rank anyway.
MemoryMru memmru ( i_chip->getTrgt(), i_rank,
MemoryMruData::CALLOUT_RANK );
io_sc.service_data->SetCallout( memmru );
}
#undef PRDF_FUNC
}
template<>
void calloutMemUe<TYPE_MBA>( ExtensibleChip * i_chip, const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc )
{
PRDF_ASSERT( TYPE_MBA == i_chip->getType() );
MemoryMru memmru ( i_chip->getTrgt(), i_rank, MemoryMruData::CALLOUT_RANK );
io_sc.service_data->SetCallout( memmru );
}
//------------------------------------------------------------------------------
#ifdef __HOSTBOOT_RUNTIME
template<TARGETING::TYPE T>
uint32_t __addVcmEvent( ExtensibleChip * i_chip, const MemRank & i_rank,
const MemMark & i_mark, STEP_CODE_DATA_STRUCT & io_sc );
template<>
uint32_t __addVcmEvent<TYPE_MCA>( ExtensibleChip * i_chip,
const MemRank & i_rank,
const MemMark & i_mark,
STEP_CODE_DATA_STRUCT & io_sc )
{
PRDF_ASSERT( TYPE_MCA == i_chip->getType() );
ExtensibleChip * mcbChip = getConnectedParent( i_chip, TYPE_MCBIST );
McbistDataBundle * mcbdb = getMcbistDataBundle( mcbChip );
TdEntry * entry = new VcmEvent<TYPE_MCA>( i_chip, i_rank, i_mark );
return mcbdb->getTdCtlr()->handleTdEvent( io_sc, entry );
}
/* TODO: RTC 144083
template<>
uint32_t __addVcmEvent<TYPE_MBA>( ExtensibleChip * i_chip,
const MemRank & i_rank,
const MemMark & i_mark,
STEP_CODE_DATA_STRUCT & io_sc )
{
PRDF_ASSERT( TYPE_MBA == i_chip->getType() );
CenMbaDataBundle * mbadb = getMbaDataBundle( i_chip );
TdEntry * entry = new VcmEvent<TYPE_MBA>( i_chip, i_rank, i_mark );
return mbadb->getTdCtlr()->handleTdEvent( io_sc, entry );
}
*/
#endif
//------------------------------------------------------------------------------
#ifdef __HOSTBOOT_RUNTIME
template<TARGETING::TYPE T>
uint32_t __addTpsEvent( ExtensibleChip * i_chip, const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc, bool i_banTps = false );
template<>
uint32_t __addTpsEvent<TYPE_MCA>( ExtensibleChip * i_chip,
const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc, bool i_banTps )
{
PRDF_ASSERT( TYPE_MCA == i_chip->getType() );
ExtensibleChip * mcbChip = getConnectedParent( i_chip, TYPE_MCBIST );
PRDF_ASSERT( nullptr != mcbChip ); // definitely a bug
McbistDataBundle * mcbdb = getMcbistDataBundle( mcbChip );
TdEntry * entry = new TpsEvent<TYPE_MCA>( i_chip, i_rank, i_banTps );
return mcbdb->getTdCtlr()->handleTdEvent( io_sc, entry );
}
/* TODO: RTC 144083
template<>
uint32_t __addTpsEvent<TYPE_MBA>( ExtensibleChip * i_chip,
const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc, bool i_banTps )
{
PRDF_ASSERT( TYPE_MBA == i_chip->getType() );
CenMbaDataBundle * mbadb = getMbaDataBundle( i_chip );
TdEntry * entry = new TpsEvent<TYPE_MBA>( i_chip, i_rank, i_banTps );
return mbadb->getTdCtlr()->handleTdEvent( io_sc, entry );
}
*/
#endif
//------------------------------------------------------------------------------
template<TARGETING::TYPE T, typename D>
uint32_t analyzeFetchMpe( ExtensibleChip * i_chip, const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc )
{
#define PRDF_FUNC "[MemEcc::analyzeFetchMpe] "
PRDF_ASSERT( T == i_chip->getType() );
uint32_t o_rc = SUCCESS;
#ifndef __HOSTBOOT_RUNTIME // IPL
PRDF_ERR( PRDF_FUNC "Mainline MPE attns should be masked during IPL" );
PRDF_ASSERT(false); // HWP bug.
#else // runtime
do
{
// Get the address of the failure.
MemAddr addr;
o_rc = getMemReadAddr<T>( i_chip, MemAddr::READ_MPE_ADDR, addr );
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC "getMemReadAddr(0x%08x, READ_MPE_ADDR) failed",
i_chip->getHuid() );
break;
}
// There is only one address register and it will contain the latest
// chip mark placed. So it is possible this address will be out of sync
// with the rank that reported the attention. In this case, we will
// simply fake an address with the correct rank and move on.
if ( i_rank != addr.getRank() )
{
addr = MemAddr ( i_rank, 0, 0, 0 );
}
// Add address to UE table.
D db = static_cast<D>(i_chip->getDataBundle());
db->iv_ueTable.addEntry( UE_TABLE::FETCH_MPE, addr );
// Read the chip mark from markstore.
MemMark chipMark;
o_rc = MarkStore::readChipMark<T>( i_chip, i_rank, chipMark );
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC "readChipMark<T>(0x%08x,%d) failed",
i_chip->getHuid(), i_rank.getMaster() );
break;
}
// If the chip mark is not valid, then somehow the chip mark was placed
// on a rank other than the rank with the attention. This would most
// likely be a code bug.
PRDF_ASSERT( chipMark.isValid() );
// Add the mark to the callout list.
MemoryMru mm { i_chip->getTrgt(), i_rank, chipMark.getSymbol() };
io_sc.service_data->SetCallout( mm );
// Add a VCM request to the TD queue.
o_rc = __addVcmEvent<T>( i_chip, i_rank, chipMark, io_sc );
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC "__addVcmEvent() failed: i_chip=0x%08x "
"i_rank=%d,%d", i_chip->getHuid(), i_rank.getMaster(),
i_rank.getSlave() );
break;
}
} while (0);
// Add ECC capture data for FFDC.
MemCaptureData::addEccData<T>( i_chip, io_sc );
#endif // __HOSTBOOT_RUNTIME
return o_rc;
#undef PRDF_FUNC
}
// To resolve template linker errors.
template
uint32_t analyzeFetchMpe<TYPE_MCA, McaDataBundle *>( ExtensibleChip * i_chip,
const MemRank & i_rank,
STEP_CODE_DATA_STRUCT & io_sc );
//------------------------------------------------------------------------------
template<TARGETING::TYPE T, typename D>
uint32_t analyzeFetchUe( ExtensibleChip * i_chip,
STEP_CODE_DATA_STRUCT & io_sc )
{
#define PRDF_FUNC "[MemEcc::analyzeFetchUe] "
PRDF_ASSERT( T == i_chip->getType() );
uint32_t o_rc = SUCCESS;
// All memory UEs should be customer viewable. Normally, this would be done
// by setting the threshold to 1, but we do not want to mask UEs on the
// first occurrence.
io_sc.service_data->setServiceCall();
do
{
// Get the address of the failure.
MemAddr addr;
o_rc = getMemReadAddr<T>( i_chip, MemAddr::READ_UE_ADDR, addr );
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC "getMemReadAddr(0x%08x, READ_UE_ADDR) failed",
i_chip->getHuid() );
break;
}
// Add address to UE table.
D db = static_cast<D>(i_chip->getDataBundle());
db->iv_ueTable.addEntry( UE_TABLE::FETCH_UE, addr );
// Make the hardware callout.
MemRank rank = addr.getRank();
calloutMemUe<T>( i_chip, rank, io_sc );
#ifdef __HOSTBOOT_RUNTIME
// Add a TPS request to the TD queue and ban any further TPS requests
// for this rank.
o_rc = __addTpsEvent<T>( i_chip, rank, io_sc, true );
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC "__addTpsEvent() failed: i_chip=0x%08x "
"rank=%d,%d", i_chip->getHuid(), rank.getMaster(),
rank.getSlave() );
// NOTE: We are not adding a break here because we still want to do
// dynamic memory deallocation of the rank. Any code added
// after this will need to handled return codes judiciously.
}
/* TODO RTC 136129
// Dynamically deallocation the rank.
uint32_t dealloc_rc = MemDealloc::rank<T>( i_chip, rank );
if ( SUCCESS != dealloc_rc )
{
PRDF_ERR( PRDF_FUNC "MemDealloc::rank() failed: i_chip=0x%08x "
"rank=m%ds%d", i_chip->getHuid(), rank.getMaster(),
rank.getSlave() );
o_rc = dealloc_rc; break;
}
*/
#endif // __HOSTBOOT_RUNTIME
} while (0);
// Add ECC capture data for FFDC.
MemCaptureData::addEccData<T>( i_chip, io_sc );
return o_rc;
#undef PRDF_FUNC
}
// To resolve template linker errors.
template
uint32_t analyzeFetchUe<TYPE_MCA, McaDataBundle *>( ExtensibleChip * i_chip,
STEP_CODE_DATA_STRUCT & io_sc );
//------------------------------------------------------------------------------
} // end namespace MemEcc
} // end namespace PRDF
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