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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9a/procedures/hwp/memory/p9a_mss_freq.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_freq.C
/// @brief Calculate and save off DIMM frequencies
///
// *HWP HWP Owner: Andre Marin <aamarin@us.ibm.com>
// *HWP HWP Backup: Louis Stermole <stermole@us.ibm.com>
// *HWP Team: Memory
// *HWP Level: 2
// *HWP Consumed by: FSP:HB
// fapi2
#include <fapi2.H>
// mss lib
#include <p9a_mss_freq.H>
#include <lib/freq/axone_freq_traits.H>
#include <lib/eff_config/p9a_data_init_traits.H>
#include <lib/eff_config/explorer_attr_engine_traits.H>
#include <generic/memory/lib/data_engine/data_engine.H>
#include <generic/memory/lib/utils/find.H>
#include <generic/memory/lib/spd/spd_facade.H>
#include <generic/memory/lib/utils/count_dimm.H>
#include <generic/memory/lib/utils/freq/gen_mss_freq.H>
#include <generic/memory/mss_git_data_helper.H>
///
/// @brief Calculate and save off DIMM frequencies
/// @param[in] i_target port target
/// @return FAPI2_RC_SUCCESS iff ok
///
fapi2::ReturnCode p9a_mss_freq( const fapi2::Target<fapi2::TARGET_TYPE_MEM_PORT>& i_target )
{
mss::display_git_commit_info("p9a_mss_freq");
// If there are no DIMM, we can just get out.
if (mss::count_dimm(i_target) == 0)
{
FAPI_INF("Seeing no DIMM on %s, no freq to set", mss::c_str(i_target));
return fapi2::FAPI2_RC_SUCCESS;
}
// We will first set pre-eff_config attribes
for(const auto& d : mss::find_targets<fapi2::TARGET_TYPE_DIMM>(i_target))
{
std::vector<uint8_t> l_raw_spd;
FAPI_TRY(mss::spd::get_raw_data(d, l_raw_spd));
{
// Gets the SPD facade
fapi2::ReturnCode l_rc(fapi2::FAPI2_RC_SUCCESS);
mss::spd::facade l_spd_decoder(d, 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(d) );
// Set pre-eff_config SPD driven attributes
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::pre_data_init_fields>::set(l_spd_decoder)),
"Failed gen::attr_engine<mss::proc_type::AXONE, mss::pre_data_init_fields>::set on %s", mss::spd::c_str(d) );
// Set pre_eff_config attributes derived from other attributes
FAPI_TRY( (mss::gen::attr_engine<mss::proc_type::AXONE, mss::generic_metadata_fields>::set(d)),
"Failed gen::attr_engine<mss::proc_type::AXONE, mss::generic_metadata_fields>::set on %s", mss::spd::c_str(d) );
}
}
FAPI_TRY(mss::generate_freq<mss::proc_type::AXONE>(i_target));
fapi_try_exit:
return fapi2::current_err;
}
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