/* IBM_PROLOG_BEGIN_TAG */ /* This is an automatically generated prolog. */ /* */ /* $Source: src/import/chips/p9/procedures/hwp/memory/p9_mss_bulk_pwr_throttles.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 p9_mss_bulk_pwr_throttles.C /// @brief Set the throttle attributes based on a power limit for the dimms on the channel pair /// // *HWP HWP Owner: Jacob Harvey // *HWP HWP Backup: Brian Silver // *HWP Team: Memory // *HWP Level: 1 // *HWP Consumed by: FSP:HB #include #include #include #include #include #include using fapi2::TARGET_TYPE_MCS; using fapi2::TARGET_TYPE_MCA; using fapi2::TARGET_TYPE_DIMM; extern "C" { /// /// @brief Set ATTR_MSS_PORT_MAXPOWER, ATTR_MSS_MEM_THROTTLED_N_COMMANDS_PER_SLOT, ATTR_MSS_MEM_THROTTLED_N_COMMANDS_PER_PORT /// @param[in] i_targets vector of MCS's on the same VDDR domain /// @param[in] thermal boolean to determine whether to calculate throttles based on the power regulator or thermal limits /// @return fapi2::ReturnCode - FAPI2_RC_SUCCESS iff get is OK /// @note Called in p9_mss_bulk_pwr_throttles /// @note determines the throttle levels based off of the port's power curve, /// sets the slot throttles to the same /// @note Enums are POWER for power egulator throttles and THERMAL for thermal throttles /// @note equalizes the throttles to the lowest of runtime and the lowest slot-throttle value /// fapi2::ReturnCode p9_mss_bulk_pwr_throttles( const std::vector< fapi2::Target >& i_targets, throttle_type t) { FAPI_INF("Start bulk_pwr_throttles"); //To be implemented in next commit #if 0 //Check for THERMAL if (t == THERMAL) { for ( const auto& l_mcs : i_targets) { for (const auto& l_mca : mss::find_targets(l_mcs)) { //mss::power_thermal::throttle l_pwr_struct(l_mca); //FAPI_TRY (l_pwr_struct.thermal_throttles() ); } } //Equalize throttles } //else do POWER else { for ( const auto& l_mcs : i_targets) { for (const auto& l_mca : mss::find_targets(l_mcs)) { //mss::power_thermal::throttle l_pwr_struct(l_mca); //FAPI_TRY (l_pwr_struct.power_regulator_throttles() ); } } //Equalize throttles } FAPI_INF("End bulk_pwr_throttles"); fapi_try_exit: #endif return fapi2::current_err; } } //extern C