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p9a_mss_eff_config.C
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p9a_mss_eff_config.C
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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9a/procedures/hwp/memory/p9a_mss_eff_config.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2018,2019 */
/* [+] 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 p9a_mss_eff_config.C
/// @brief Command and Control for the memory subsystem - populate attributes
///
// *HWP HWP Owner: Andre Marin <aamarin@us.ibm.com>
// *HWP HWP Backup: Louis Stermole <stermole@us.ibm.com>
// *HWP Team: Memory
// *HWP Level: 1
// *HWP Consumed by: FSP:HB
#include <fapi2.H>
#include <p9a_mss_eff_config.H>
#include <lib/shared/exp_defaults.H>
#include <lib/dimm/exp_rank.H>
#include <generic/memory/lib/utils/mss_rank.H>
#include <generic/memory/lib/data_engine/data_engine.H>
#include <generic/memory/lib/utils/find.H>
#include <generic/memory/lib/spd/ddimm/efd_factory.H>
#include <vpd_access.H>
#include <mss_generic_attribute_getters.H>
#include <generic/memory/lib/data_engine/attr_engine_traits.H>
#include <lib/eff_config/explorer_attr_engine_traits.H>
#include <lib/eff_config/pmic_attr_engine_traits.H>
#include <lib/eff_config/explorer_efd_processing.H>
#include <lib/eff_config/pmic_efd_processing.H>
#include <lib/freq/axone_freq_traits.H>
#include <lib/freq/axone_sync.H>
#include <generic/memory/mss_git_data_helper.H>
///
/// @brief Configure the attributes for each controller
/// @param[in] i_target port target
/// @return FAPI2_RC_SUCCESS iff ok
///
fapi2::ReturnCode p9a_mss_eff_config( const fapi2::Target<fapi2::TARGET_TYPE_MEM_PORT>& i_target )
{
using mss::DEFAULT_MC_TYPE;
mss::display_git_commit_info("p9a_mss_eff_config");
for(const auto& dimm : mss::find_targets<fapi2::TARGET_TYPE_DIMM>(i_target))
{
uint64_t l_freq = 0;
uint32_t l_omi_freq = 0;
FAPI_TRY( mss::attr::get_freq(i_target, l_freq) );
FAPI_TRY( mss::convert_ddr_freq_to_omi_freq(i_target, l_freq, l_omi_freq));
// Get ranks via rank API
std::vector<mss::rank::info<>> l_ranks;
mss::rank::ranks_on_dimm(dimm, l_ranks);
for (const auto& l_rank : l_ranks)
{
std::shared_ptr<mss::efd::base_decoder> l_efd_data;
// Get EFD size
const auto l_ocmb = mss::find_target<fapi2::TARGET_TYPE_OCMB_CHIP>(i_target);
fapi2::MemVpdData_t l_vpd_type(fapi2::MemVpdData::EFD);
fapi2::VPDInfo<fapi2::TARGET_TYPE_OCMB_CHIP> l_vpd_info(l_vpd_type);
l_vpd_info.iv_rank = l_rank.get_dimm_rank();
l_vpd_info.iv_omi_freq_mhz = l_omi_freq;
FAPI_TRY( fapi2::getVPD(l_ocmb, l_vpd_info, nullptr), "failed getting VPD size from getVPD" );
// Get EFD data
std::vector<uint8_t> l_vpd_raw (l_vpd_info.iv_size, 0);
FAPI_TRY( fapi2::getVPD(l_ocmb, l_vpd_info, l_vpd_raw.data()) );
// Instantiate EFD decoder
FAPI_TRY( mss::efd::factory(l_ocmb, l_vpd_raw, l_vpd_info.iv_rank, l_efd_data) );
// Set up SI ATTRS
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::attr_si_engine_fields>::set(l_efd_data)) );
// Explorer EFD
FAPI_TRY( mss::exp::efd::process(dimm, l_efd_data));
// PMIC EFD
FAPI_TRY(mss::pmic::efd::process(dimm, l_efd_data));
}
{
std::vector<uint8_t> l_raw_spd;
FAPI_TRY(mss::spd::get_raw_data(dimm, l_raw_spd));
{
// Gets the SPD facade
fapi2::ReturnCode l_rc(fapi2::FAPI2_RC_SUCCESS);
mss::spd::facade l_spd_decoder(dimm, l_raw_spd, l_rc);
// Checks that the facade was setup correctly
FAPI_TRY( l_rc, "Failed to initialize SPD facade for %s", mss::spd::c_str(dimm) );
// Set up generic SPD ATTRS
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::attr_eff_engine_fields>::set(l_spd_decoder)) );
// Set up explorer SPD ATTRS
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::exp::attr_eff_engine_fields>::set(l_spd_decoder)) );
// Set up pmic SPD ATTRS
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::pmic::attr_eff_engine_fields>::set(l_spd_decoder)) );
}
}
// Set up derived ATTRS
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::attr_engine_derived_fields>::set(dimm)) );
}// dimm
fapi_try_exit:
return fapi2::current_err;
}