mirror of https://github.com/PentHertz/srsLTE.git
refactor of functions for filling the asn1 radio resource config structs. This functions are used during rrc setup/reest/reconf
This commit is contained in:
Francisco Paisana
parent
9487d27ef9
commit
97f2e4336e
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@ -159,6 +159,11 @@ bool operator==(const report_cfg_to_add_mod_s& lhs, const report_cfg_to_add_mod_
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bool operator==(const meas_id_to_add_mod_s& lhs, const meas_id_to_add_mod_s& rhs);
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bool operator==(const quant_cfg_s& lhs, const quant_cfg_s& rhs);
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/***************************
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* SRBs/DRBs
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**************************/
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bool operator==(const drb_to_add_mod_s& lhs, const drb_to_add_mod_s& rhs);
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/**************************
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* RRC Obj Id
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*************************/
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@ -164,7 +164,7 @@ void apply_addmodlist_diff(const AddModList& src_list, const AddModList& add_dif
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template <typename AddModList, typename RemoveList>
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void apply_addmodremlist_diff(const AddModList& src_list,
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const AddModList& add_diff_list,
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RemoveList& rm_diff_list,
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const RemoveList& rm_diff_list,
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AddModList& target_list)
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{
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if (add_diff_list.size() == 0 and rm_diff_list.size() == 0) {
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@ -1106,6 +1106,70 @@ bool operator==(const asn1::rrc::quant_cfg_s& lhs, const asn1::rrc::quant_cfg_s&
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lhs.quant_cfg_eutra.filt_coef_rsrq == rhs.quant_cfg_eutra.filt_coef_rsrq;
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}
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/***************************
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* SRBs/DRBs
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**************************/
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bool operator==(const lc_ch_cfg_s& lhs, const lc_ch_cfg_s& rhs)
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{
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if (not(lhs.ul_specific_params_present == rhs.ul_specific_params_present and lhs.ext == rhs.ext)) {
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return false;
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}
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if (lhs.ul_specific_params_present and
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not(lhs.ul_specific_params.bucket_size_dur == rhs.ul_specific_params.bucket_size_dur and
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lhs.ul_specific_params.prio == rhs.ul_specific_params.prio and
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lhs.ul_specific_params.prioritised_bit_rate == rhs.ul_specific_params.prioritised_bit_rate and
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lhs.ul_specific_params.lc_ch_group_present == rhs.ul_specific_params.lc_ch_group_present and
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(not lhs.ul_specific_params.lc_ch_group_present or
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lhs.ul_specific_params.lc_ch_group == rhs.ul_specific_params.lc_ch_group))) {
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return false;
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}
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// TODO: do remaining comparisons
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return true;
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}
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bool operator==(const pdcp_cfg_s& lhs, const pdcp_cfg_s& rhs)
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{
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if (lhs.discard_timer_present == rhs.discard_timer_present and lhs.discard_timer == rhs.discard_timer and
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lhs.ext == rhs.ext) {
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return false;
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}
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// TODO: do remaining comparisons
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return true;
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}
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bool operator==(const rlc_cfg_c& lhs, const rlc_cfg_c& rhs)
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{
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// TODO: do remaining comparisons
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return !(lhs.type().value != rhs.type().value);
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}
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bool operator==(const drb_to_add_mod_s& lhs, const drb_to_add_mod_s& rhs)
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{
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if (lhs.drb_id != rhs.drb_id or lhs.ext != rhs.ext) {
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return false;
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}
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if (lhs.eps_bearer_id_present != rhs.eps_bearer_id_present or (lhs.eps_bearer_id != rhs.eps_bearer_id)) {
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return false;
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}
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if (not(lhs.pdcp_cfg_present == rhs.pdcp_cfg_present and
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(not lhs.pdcp_cfg_present or lhs.pdcp_cfg == rhs.pdcp_cfg))) {
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return false;
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}
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if (not(lhs.rlc_cfg_present == rhs.rlc_cfg_present and (not lhs.rlc_cfg_present or lhs.rlc_cfg == rhs.rlc_cfg))) {
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return false;
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}
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if (lhs.lc_ch_id_present != rhs.lc_ch_id_present or (lhs.lc_ch_id_present and lhs.lc_ch_id != rhs.lc_ch_id)) {
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return false;
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}
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if (not(lhs.lc_ch_cfg_present == rhs.lc_ch_cfg_present and
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(not lhs.lc_ch_cfg_present or lhs.lc_ch_cfg == rhs.lc_ch_cfg))) {
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return false;
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}
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// TODO: remaining comparisons
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return true;
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}
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/**************************
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* RRC Obj Id
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*************************/
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@ -0,0 +1,41 @@
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/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSENB_UE_RR_CFG_H
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#define SRSENB_UE_RR_CFG_H
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#include "srslte/asn1/rrc_asn1.h"
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#include "srslte/common/logmap.h"
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#include "srslte/interfaces/rrc_interface_types.h"
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namespace srsenb {
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struct rrc_cfg_t;
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class cell_ctxt_dedicated_list;
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/// Fill RadioResourceConfigDedicated with RRCSetup/Reestablishment data
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void fill_rr_cfg_ded_setup(asn1::rrc::rr_cfg_ded_s& rr_cfg,
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const rrc_cfg_t& enb_cfg,
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const cell_ctxt_dedicated_list& ue_cell_list);
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} // namespace srsenb
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#endif // SRSENB_UE_RR_CFG_H
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@ -18,7 +18,7 @@
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# and at http://www.gnu.org/licenses/.
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#
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set(SOURCES rrc.cc rrc_ue.cc rrc_mobility.cc rrc_cell_cfg.cc rrc_bearer_cfg.cc mac_controller.cc)
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set(SOURCES rrc.cc rrc_ue.cc rrc_mobility.cc rrc_cell_cfg.cc rrc_bearer_cfg.cc mac_controller.cc ue_rr_cfg.cc)
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add_library(srsenb_rrc STATIC ${SOURCES})
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if (ENABLE_5GNR)
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@ -0,0 +1,374 @@
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/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "srsenb/hdr/stack/rrc/ue_rr_cfg.h"
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#include "srsenb/hdr/stack/rrc/rrc_bearer_cfg.h"
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#include "srsenb/hdr/stack/rrc/rrc_cell_cfg.h"
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#include "srsenb/hdr/stack/rrc/rrc_config.h"
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#include "srslte/asn1/rrc_asn1_utils.h"
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#include "srslte/rrc/rrc_cfg_utils.h"
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#define SET_OPT_FIELD(fieldname, out, in) \
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if (in.fieldname##_present) { \
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out.fieldname##_present = true; \
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out.fieldname = in.fieldname; \
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} \
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do { \
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} while (0)
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using namespace asn1::rrc;
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namespace srsenb {
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/******************************
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* SRBs / DRBs
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*****************************/
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srb_to_add_mod_s* add_srb(srb_to_add_mod_list_l& srbs, uint8_t srb_id)
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{
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if (srb_id > 2 or srb_id == 0) {
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srslte::logmap::get("RRC")->error("Invalid SRB id=%d\n", srb_id);
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return nullptr;
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}
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// Set SRBtoAddMod
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auto srb_it = srslte::add_rrc_obj_id(srbs, srb_id);
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srb_it->lc_ch_cfg_present = true;
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srb_it->lc_ch_cfg.set(srb_to_add_mod_s::lc_ch_cfg_c_::types_opts::default_value);
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srb_it->rlc_cfg_present = true;
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srb_it->rlc_cfg.set(srb_to_add_mod_s::rlc_cfg_c_::types_opts::default_value);
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return srb_it;
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}
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void fill_srbs_reconf(srb_to_add_mod_list_l& srbs, const srb_to_add_mod_list_l& current_srbs)
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{
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// NOTE: In case of Handover, the Reconf includes SRB1
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if (not srslte::find_rrc_obj_id(current_srbs, 1)) {
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add_srb(srbs, 1);
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}
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if (not srslte::find_rrc_obj_id(current_srbs, 2)) {
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add_srb(srbs, 2);
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}
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}
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/******************************
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* SR Config
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*****************************/
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void fill_sr_cfg_setup(sched_request_cfg_c& sr_cfg, const cell_ctxt_dedicated_list& ue_cell_list)
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{
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auto& setup = sr_cfg.setup();
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setup.sr_cfg_idx = ue_cell_list.get_sr_res()->sr_I;
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setup.sr_pucch_res_idx = ue_cell_list.get_sr_res()->sr_N_pucch;
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}
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/******************************
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* CQI Report Config
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*****************************/
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int16_t get_ri(uint32_t m_ri)
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{
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int16_t ri_idx = 0;
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int32_t N_offset_ri = 0; // Naivest approach: overlap RI with PMI
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switch (m_ri) {
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case 0:
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// Disabled
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break;
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case 1:
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ri_idx = -N_offset_ri;
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break;
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case 2:
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ri_idx = 161 - N_offset_ri;
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break;
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case 4:
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ri_idx = 322 - N_offset_ri;
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break;
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case 8:
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ri_idx = 483 - N_offset_ri;
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break;
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case 16:
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ri_idx = 644 - N_offset_ri;
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break;
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case 32:
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ri_idx = 805 - N_offset_ri;
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break;
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default:
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srslte::logmap::get("RRC")->error("Allocating RI: invalid m_ri=%d\n", m_ri);
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return -1;
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}
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return ri_idx;
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}
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void fill_cqi_report_enb_cfg(cqi_report_cfg_s& cqi_report_cfg, const rrc_cfg_t& enb_cfg)
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{
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if (enb_cfg.cqi_cfg.mode == RRC_CFG_CQI_MODE_APERIODIC) {
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cqi_report_cfg.cqi_report_mode_aperiodic_present = true;
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cqi_report_cfg.cqi_report_mode_aperiodic = cqi_report_mode_aperiodic_e::rm30;
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} else {
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cqi_report_cfg.cqi_report_periodic_present = true;
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auto& cqi_setup = cqi_report_cfg.cqi_report_periodic.set_setup();
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cqi_setup.cqi_format_ind_periodic.set(
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cqi_report_periodic_c::setup_s_::cqi_format_ind_periodic_c_::types::wideband_cqi);
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cqi_setup.simul_ack_nack_and_cqi = enb_cfg.cqi_cfg.simultaneousAckCQI;
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}
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cqi_report_cfg.nom_pdsch_rs_epre_offset = 0;
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}
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int fill_cqi_report_setup(cqi_report_cfg_s& cqi_rep,
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const rrc_cfg_t& enb_cfg,
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const cell_ctxt_dedicated_list& ue_cell_list)
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{
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// eNB params set at this point
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// For Periodic CQI, set PUCCH resources
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if (cqi_rep.cqi_report_periodic_present) {
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const cell_ctxt_dedicated* pcell = ue_cell_list.get_ue_cc_idx(UE_PCELL_CC_IDX);
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if (pcell == nullptr or not pcell->cqi_res_present) {
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srslte::logmap::get("RRC")->warning("PCell CQI resources haven\'t been allocated yet\n");
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return SRSLTE_ERROR;
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}
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auto& cqi_periodic = cqi_rep.cqi_report_periodic.setup();
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cqi_periodic.cqi_pmi_cfg_idx = pcell->cqi_res.pmi_idx;
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cqi_periodic.cqi_pucch_res_idx = pcell->cqi_res.pucch_res;
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}
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return SRSLTE_SUCCESS;
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}
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void fill_cqi_report_reconf(cqi_report_cfg_s& cqi_rep,
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const rrc_cfg_t& enb_cfg,
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const cell_ctxt_dedicated_list& ue_cell_list)
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{
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// Get RRC setup CQI config
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if (fill_cqi_report_setup(cqi_rep, enb_cfg, ue_cell_list) == SRSLTE_ERROR) {
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return;
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}
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if (cqi_rep.cqi_report_mode_aperiodic_present) {
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if (enb_cfg.antenna_info.tx_mode.value == ant_info_ded_s::tx_mode_e_::tm4) {
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cqi_rep.cqi_report_mode_aperiodic = cqi_report_mode_aperiodic_e::rm31;
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} else {
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cqi_rep.cqi_report_mode_aperiodic = cqi_report_mode_aperiodic_e::rm30;
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}
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}
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if (cqi_rep.cqi_report_periodic_present) {
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auto& cqi_setup = cqi_rep.cqi_report_periodic.setup();
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// Add RI config
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cqi_setup.ri_cfg_idx_present = false;
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if ((enb_cfg.antenna_info.tx_mode == ant_info_ded_s::tx_mode_e_::tm3) ||
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(enb_cfg.antenna_info.tx_mode == ant_info_ded_s::tx_mode_e_::tm4)) {
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int16_t ri_idx = get_ri(enb_cfg.cqi_cfg.m_ri);
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if (ri_idx >= 0) {
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cqi_setup.ri_cfg_idx_present = true;
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cqi_setup.ri_cfg_idx = ri_idx;
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} else {
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srslte::logmap::get("RRC")->warning("Warning: Configured wrong M_ri parameter.\n");
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}
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}
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}
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}
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/******************************
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* PHYConfigDedicated
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*****************************/
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/// Fills ASN1 PhysicalConfigurationDedicated struct with eNB config params at startup
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void fill_phy_cfg_ded_enb_cfg(phys_cfg_ded_s& phy_cfg, const rrc_cfg_t& enb_cfg)
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{
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// PUSCH
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phy_cfg.pusch_cfg_ded_present = true;
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phy_cfg.pusch_cfg_ded = enb_cfg.pusch_cfg;
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// SR config
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phy_cfg.sched_request_cfg_present = true;
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phy_cfg.sched_request_cfg.set_setup().dsr_trans_max = enb_cfg.sr_cfg.dsr_max;
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// Default Antenna Config
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phy_cfg.ant_info_present = true;
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ant_info_ded_s& ant_info = phy_cfg.ant_info.set_explicit_value();
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if (enb_cfg.cell.nof_ports == 1) {
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ant_info.tx_mode.value = ant_info_ded_s::tx_mode_e_::tm1;
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} else {
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ant_info.tx_mode.value = ant_info_ded_s::tx_mode_e_::tm2;
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}
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ant_info.ue_tx_ant_sel.set(setup_e::release);
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// UL Power control
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phy_cfg.ul_pwr_ctrl_ded_present = true;
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phy_cfg.ul_pwr_ctrl_ded.p0_ue_pusch = 0;
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phy_cfg.ul_pwr_ctrl_ded.delta_mcs_enabled = ul_pwr_ctrl_ded_s::delta_mcs_enabled_e_::en0;
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phy_cfg.ul_pwr_ctrl_ded.accumulation_enabled = true;
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phy_cfg.ul_pwr_ctrl_ded.p0_ue_pucch = 0;
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phy_cfg.ul_pwr_ctrl_ded.psrs_offset = 3;
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// PDSCH
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phy_cfg.pdsch_cfg_ded_present = true;
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phy_cfg.pdsch_cfg_ded.p_a = enb_cfg.pdsch_cfg;
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// PUCCH ACK
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phy_cfg.pucch_cfg_ded_present = true;
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phy_cfg.pucch_cfg_ded.ack_nack_repeat.set(pucch_cfg_ded_s::ack_nack_repeat_c_::types::release);
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// Setup CQI PUCCH config
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phy_cfg.cqi_report_cfg_present = true;
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fill_cqi_report_enb_cfg(phy_cfg.cqi_report_cfg, enb_cfg);
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}
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/// Fills ASN1 PhysicalConfigurationDedicated struct with eNB config params at RRCReconf
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void fill_phy_cfg_ded_enb_cfg_reconf(phys_cfg_ded_s& phy_cfg,
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const rrc_cfg_t& enb_cfg,
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const cell_ctxt_dedicated_list& ue_cell_list)
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{
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// Set PHYConfigDedicated base
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fill_phy_cfg_ded_enb_cfg(phy_cfg, enb_cfg);
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||||
|
||||
// Antenna Configuration
|
||||
ant_info_ded_s& ant_info = phy_cfg.ant_info.explicit_value();
|
||||
ant_info = enb_cfg.antenna_info;
|
||||
|
||||
// CQI Report Config
|
||||
fill_cqi_report_reconf(phy_cfg.cqi_report_cfg, enb_cfg, ue_cell_list);
|
||||
}
|
||||
|
||||
/***********************************
|
||||
* radioResourceConfigDedicated
|
||||
**********************************/
|
||||
|
||||
/// Function to fill rrc asn1 radioResourceConfigDedicated with values provided in eNB config
|
||||
void fill_rr_cfg_ded_enb_cfg(asn1::rrc::rr_cfg_ded_s& rr_cfg, const rrc_cfg_t& enb_cfg)
|
||||
{
|
||||
rr_cfg = {};
|
||||
|
||||
// Fill mac-MainConfig
|
||||
rr_cfg.mac_main_cfg_present = true;
|
||||
mac_main_cfg_s& mac_cfg = rr_cfg.mac_main_cfg.set_explicit_value();
|
||||
mac_cfg.ul_sch_cfg_present = true;
|
||||
mac_cfg.ul_sch_cfg = enb_cfg.mac_cnfg.ul_sch_cfg;
|
||||
mac_cfg.phr_cfg_present = true;
|
||||
mac_cfg.phr_cfg = enb_cfg.mac_cnfg.phr_cfg;
|
||||
mac_cfg.time_align_timer_ded = enb_cfg.mac_cnfg.time_align_timer_ded;
|
||||
|
||||
// Fill physicalConfigDedicated
|
||||
fill_phy_cfg_ded_enb_cfg(rr_cfg.phys_cfg_ded, enb_cfg);
|
||||
|
||||
// Other RR params
|
||||
rr_cfg.rlf_timers_and_consts_r9.set_present(false);
|
||||
rr_cfg.sps_cfg_present = false;
|
||||
}
|
||||
|
||||
void fill_rr_cfg_ded_setup(asn1::rrc::rr_cfg_ded_s& rr_cfg,
|
||||
const rrc_cfg_t& enb_cfg,
|
||||
const cell_ctxt_dedicated_list& ue_cell_list)
|
||||
{
|
||||
// Establish default enb config
|
||||
fill_rr_cfg_ded_enb_cfg(rr_cfg, enb_cfg);
|
||||
|
||||
// (Re)establish SRB1
|
||||
rr_cfg.srb_to_add_mod_list_present = true;
|
||||
add_srb(rr_cfg.srb_to_add_mod_list, 1);
|
||||
|
||||
// Setup SR PUCCH config
|
||||
fill_sr_cfg_setup(rr_cfg.phys_cfg_ded.sched_request_cfg, ue_cell_list);
|
||||
|
||||
// Setup CQI PUCCH config
|
||||
fill_cqi_report_setup(rr_cfg.phys_cfg_ded.cqi_report_cfg, enb_cfg, ue_cell_list);
|
||||
}
|
||||
|
||||
enum class reconf_cause { setup, reest, crnti_ce, handover, other };
|
||||
|
||||
void fill_rr_cfg_ded_reconf(asn1::rrc::rr_cfg_ded_s& rr_cfg,
|
||||
const rr_cfg_ded_s& current_rr_cfg,
|
||||
const rrc_cfg_t& enb_cfg,
|
||||
const cell_ctxt_dedicated_list& ue_cell_list,
|
||||
const bearer_cfg_handler& bearers,
|
||||
reconf_cause cause)
|
||||
{
|
||||
// Establish SRBs if required
|
||||
fill_srbs_reconf(rr_cfg.srb_to_add_mod_list, current_rr_cfg.srb_to_add_mod_list);
|
||||
rr_cfg.srb_to_add_mod_list_present = rr_cfg.srb_to_add_mod_list.size() > 0;
|
||||
|
||||
// Update DRBs if required
|
||||
srslte::compute_cfg_diff(current_rr_cfg.drb_to_add_mod_list,
|
||||
bearers.get_established_drbs(),
|
||||
rr_cfg.drb_to_add_mod_list,
|
||||
rr_cfg.drb_to_release_list);
|
||||
rr_cfg.drb_to_add_mod_list_present = rr_cfg.drb_to_add_mod_list.size() > 0;
|
||||
rr_cfg.drb_to_release_list_present = rr_cfg.drb_to_release_list.size() > 0;
|
||||
|
||||
// PhysCfgDed update needed
|
||||
if (cause != reconf_cause::other) {
|
||||
fill_phy_cfg_ded_enb_cfg_reconf(rr_cfg.phys_cfg_ded, enb_cfg, ue_cell_list);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Applies radioResourceReconfiguration
|
||||
* @remark Follows TS 36.331 Sec. 5.3.10
|
||||
* @param current_rr_cfg_ded current configuration seen by the UE
|
||||
* @param pending_rr_cfg_ded pending changes to apply to UE configuration
|
||||
*/
|
||||
void apply_rr_cfg_ded_diff(rr_cfg_ded_s& current_rr_cfg_ded, const rr_cfg_ded_s& pending_rr_cfg_ded)
|
||||
{
|
||||
// 5.3.10.1 - SRB addition/Modification
|
||||
if (pending_rr_cfg_ded.srb_to_add_mod_list_present) {
|
||||
current_rr_cfg_ded.srb_to_add_mod_list_present = true;
|
||||
srslte::apply_addmodlist_diff(current_rr_cfg_ded.srb_to_add_mod_list,
|
||||
pending_rr_cfg_ded.srb_to_add_mod_list,
|
||||
current_rr_cfg_ded.srb_to_add_mod_list);
|
||||
}
|
||||
|
||||
// 5.3.10.(2/3) - DRB release/addition/Modification
|
||||
if (pending_rr_cfg_ded.drb_to_add_mod_list_present or pending_rr_cfg_ded.drb_to_release_list_present) {
|
||||
srslte::apply_addmodremlist_diff(current_rr_cfg_ded.drb_to_add_mod_list,
|
||||
pending_rr_cfg_ded.drb_to_add_mod_list,
|
||||
pending_rr_cfg_ded.drb_to_release_list,
|
||||
current_rr_cfg_ded.drb_to_add_mod_list);
|
||||
current_rr_cfg_ded.drb_to_add_mod_list_present = current_rr_cfg_ded.drb_to_add_mod_list.size() > 0;
|
||||
}
|
||||
|
||||
// 5.3.10.3a/b - TODO
|
||||
|
||||
// 5.3.10.4 - MAC main reconfiguration
|
||||
SET_OPT_FIELD(mac_main_cfg, current_rr_cfg_ded, pending_rr_cfg_ded);
|
||||
|
||||
// 5.3.10.5 - Semi-persistent scheduling reconfiguration
|
||||
SET_OPT_FIELD(sps_cfg, current_rr_cfg_ded, pending_rr_cfg_ded);
|
||||
|
||||
// 5.3.10.6 - Physical channel reconfiguration
|
||||
SET_OPT_FIELD(phys_cfg_ded, current_rr_cfg_ded, pending_rr_cfg_ded);
|
||||
|
||||
if (pending_rr_cfg_ded.ext) {
|
||||
current_rr_cfg_ded.ext = true;
|
||||
|
||||
// 5.3.10.7 - Radio Link Failure Timers and Constants reconfigurations
|
||||
if (pending_rr_cfg_ded.rlf_timers_and_consts_r9.is_present()) {
|
||||
*current_rr_cfg_ded.rlf_timers_and_consts_r9 = *pending_rr_cfg_ded.rlf_timers_and_consts_r9;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace srsenb
|
||||
Loading…
Reference in New Issue