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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/fapi2/rowRepairsFuncs.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2017,2018 */
/* [+] 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 <rowRepairsFuncs.H>
#include <string.h>
#include <attribute_service.H>
#include <target.H>
#include <errl/errlmanager.H>
using namespace TARGETING;
extern "C"
{
fapi2::ReturnCode __getDimmRepairData( const fapi2::Target
<fapi2::TARGET_TYPE_MCA|fapi2::TARGET_TYPE_MBA> & i_fapiTrgt,
const uint8_t i_dimm,
const uint8_t i_rank,
TARGETING::TargetHandle_t & o_dimmTrgt,
uint8_t (&o_data)[mss::MAX_RANK_PER_DIMM][mss::ROW_REPAIR_BYTE_COUNT],
const uint8_t i_port )
{
fapi2::ReturnCode l_rc;
do
{
// Check parameters.
if ( (i_dimm >= mss::MAX_DIMM_PER_PORT) ||
(i_rank >= mss::MAX_RANK_PER_DIMM) )
{
FAPI_ERR( "__getDimmRepairData: Bad parameter. "
"i_dimm:%d i_rank:%d", i_dimm, i_rank );
l_rc = fapi2::FAPI2_RC_INVALID_ATTR_GET;
break;
}
errlHndl_t l_errl = nullptr;
TARGETING::TargetHandle_t l_trgt = nullptr;
l_errl = fapi2::platAttrSvc::getTargetingTarget(i_fapiTrgt, l_trgt);
if ( l_errl )
{
FAPI_ERR( "__getDimmRepairData: Error from getTargetingTarget" );
errlCommit( l_errl, FAPI2_COMP_ID );
l_rc.setPlatDataPtr(reinterpret_cast<void *> (l_errl));
break;
}
// Get the proc model
TARGETING::Target * l_masterProc = nullptr;
TARGETING::targetService().masterProcChipTargetHandle( l_masterProc );
TARGETING::ATTR_MODEL_type l_procModel =
l_masterProc->getAttr<TARGETING::ATTR_MODEL>();
// Get all functional DIMMs
TargetHandleList l_dimmList;
getChildAffinityTargets( l_dimmList, l_trgt, CLASS_NA, TYPE_DIMM );
// If Cumulus, assume MBA
if ( TARGETING::MODEL_CUMULUS == l_procModel )
{
// Find the DIMM with the correct MBA port/dimm
uint8_t l_port = 0;
uint8_t l_dimm = 0;
for ( auto &dimmTrgt : l_dimmList )
{
// Get and compare the port
l_port = dimmTrgt->getAttr<ATTR_CEN_MBA_PORT>();
if ( l_port == i_port )
{
// Get and compare the dimm
l_dimm = dimmTrgt->getAttr<ATTR_CEN_MBA_DIMM>();
if ( l_dimm == i_dimm )
{
o_dimmTrgt = dimmTrgt;
// Port and dimm are correct, get the Row Repair Data
l_rc = FAPI_ATTR_GET( fapi2::ATTR_ROW_REPAIR_DATA,
dimmTrgt, o_data );
break;
}
}
}
}
// If Nimbus, assume MCA
else if ( TARGETING::MODEL_NIMBUS == l_procModel )
{
for ( auto &dimmTrgt : l_dimmList )
{
uint32_t l_pos = dimmTrgt->getAttr<ATTR_FAPI_POS>() %
mss::MAX_DIMM_PER_PORT;
if ( l_pos == i_dimm )
{
o_dimmTrgt = dimmTrgt;
// Get the Row Repair Data by querying ATTR_ROW_REPAIR_DATA.
l_rc = FAPI_ATTR_GET( fapi2::ATTR_ROW_REPAIR_DATA,
o_dimmTrgt, o_data );
break;
}
}
}
else
{
// Invalid target.
FAPI_ERR( "__getDimmRepairData: Invalid proc model" );
l_rc = fapi2::FAPI2_RC_INVALID_ATTR_GET;
break;
}
}while(0);
if ( l_rc )
{
FAPI_ERR( "__getDimmRepairData: Error getting ATTR_ROW_REPAIR_DATA." );
}
return l_rc;
}
//------------------------------------------------------------------------------
fapi2::ReturnCode getRowRepair( const fapi2::Target
<fapi2::TARGET_TYPE_MCA|fapi2::TARGET_TYPE_MBA> & i_fapiTrgt,
const uint8_t i_dimm,
const uint8_t i_rank,
uint8_t (&o_data)[mss::ROW_REPAIR_BYTE_COUNT],
const uint8_t i_port )
{
FAPI_INF( ">>getRowRepair. %d:%d", i_dimm, i_rank );
fapi2::ReturnCode l_rc;
do
{
uint8_t l_data[mss::MAX_RANK_PER_DIMM][mss::ROW_REPAIR_BYTE_COUNT];
TARGETING::TargetHandle_t l_dimmTrgt = nullptr;
// Check parameters and get Row Repair Data
l_rc = __getDimmRepairData( i_fapiTrgt, i_dimm, i_rank,
l_dimmTrgt, l_data, i_port );
if ( l_rc )
{
FAPI_ERR( "getRowRepair: Error from __getDimmRepairData." );
break;
}
// Write contents of DQ bitmap for specific rank to o_data.
memcpy( o_data, l_data[i_rank], mss::ROW_REPAIR_BYTE_COUNT );
}while(0);
FAPI_INF( "<<getRowRepair" );
return l_rc;
}
//------------------------------------------------------------------------------
fapi2::ReturnCode setRowRepair( const fapi2::Target
<fapi2::TARGET_TYPE_MCA|fapi2::TARGET_TYPE_MBA> & i_fapiTrgt,
const uint8_t i_dimm,
const uint8_t i_rank,
uint8_t (&i_data)[mss::ROW_REPAIR_BYTE_COUNT],
const uint8_t i_port )
{
FAPI_INF( ">>setRowRepair. %d:%d", i_dimm, i_rank );
fapi2::ReturnCode l_rc;
do
{
uint8_t l_data[mss::MAX_RANK_PER_DIMM][mss::ROW_REPAIR_BYTE_COUNT];
TARGETING::TargetHandle_t l_dimmTrgt = nullptr;
// Check parameters and get row repair data.
l_rc = __getDimmRepairData( i_fapiTrgt, i_dimm, i_rank,
l_dimmTrgt, l_data, i_port );
if ( l_rc )
{
FAPI_ERR( "setRowRepair: Error from __getDimmRepairData." );
break;
}
// Update the row repair data.
memcpy( l_data[i_rank], i_data, mss::ROW_REPAIR_BYTE_COUNT );
l_rc = FAPI_ATTR_SET( fapi2::ATTR_ROW_REPAIR_DATA, l_dimmTrgt, l_data );
if ( l_rc )
{
FAPI_ERR("setRowRepair: Error setting ATTR_ROW_REPAIR_DATA.");
}
}while(0);
FAPI_INF( "<<setRowRepair" );
return l_rc;
}
} // extern "C"
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