Parse carrier config in NR RRC reconfig

lib/include/srsran/asn1/rrc_nr_utils.h

@@ -51,6 +51,7 @@ struct uci_on_pusch_s;
 struct zp_csi_rs_res_s;
 struct nzp_csi_rs_res_s;
 struct pdsch_serving_cell_cfg_s;
+struct freq_info_dl_s;
 
 } // namespace rrc_nr
 } // namespace asn1
@@ -93,6 +94,7 @@ bool make_phy_beta_offsets(const asn1::rrc_nr::beta_offsets_s& beta_offsets,
 bool make_phy_pusch_scaling(const asn1::rrc_nr::uci_on_pusch_s& uci_on_pusch, float* scaling);
 bool make_phy_zp_csi_rs_resource(const asn1::rrc_nr::zp_csi_rs_res_s & zp_csi_rs_res, srsran_csi_rs_zp_resource_t* zp_csi_rs_resource);
 bool make_phy_nzp_csi_rs_resource(const asn1::rrc_nr::nzp_csi_rs_res_s & nzp_csi_rs_res, srsran_csi_rs_nzp_resource_t* csi_rs_nzp_resource);
+bool make_phy_carrier_cfg(const asn1::rrc_nr::freq_info_dl_s &freq_info_dl, srsran_carrier_nr_t* carrier_nr);
 /***************************
  *      MAC Config
  **************************/

lib/include/srsran/interfaces/rrc_nr_interface_types.h

@@ -32,11 +32,9 @@ struct phy_cfg_nr_t {
   srsran_pdcch_cfg_nr_t          pdcch    = {};
   srsran_ue_dl_nr_harq_ack_cfg_t harq_ack = {};
   srsran_csi_hl_cfg_t            csi      = {};
+  srsran_carrier_nr_t            carrier  = {};
   
-  phy_cfg_nr_t()
-  {
-    
-  }
+  phy_cfg_nr_t() {}
 
   /**
    * @param carrier

lib/src/asn1/rrc_nr_utils.cc

@@ -323,7 +323,7 @@ bool make_phy_tdd_cfg(const tdd_ul_dl_cfg_common_s& tdd_ul_dl_cfg_common,
 bool make_phy_harq_ack_cfg(const phys_cell_group_cfg_s&    phys_cell_group_cfg,
                            srsran_ue_dl_nr_harq_ack_cfg_t* in_srsran_ue_dl_nr_harq_ack_cfg)
 {
-  srsran_ue_dl_nr_harq_ack_cfg_t srsran_ue_dl_nr_harq_ack_cfg;
+  srsran_ue_dl_nr_harq_ack_cfg_t srsran_ue_dl_nr_harq_ack_cfg = {};
   switch (phys_cell_group_cfg.pdsch_harq_ack_codebook) {
     case phys_cell_group_cfg_s::pdsch_harq_ack_codebook_opts::dynamic_value:
       srsran_ue_dl_nr_harq_ack_cfg.harq_ack_codebook = srsran_pdsch_harq_ack_codebook_dynamic;
@@ -1174,6 +1174,46 @@ bool make_phy_nzp_csi_rs_resource(const asn1::rrc_nr::nzp_csi_rs_res_s&  asn1_nz
   *out_csi_rs_nzp_resource = csi_rs_nzp_resource;
   return true;
 }
+
+bool make_phy_carrier_cfg(const freq_info_dl_s& asn1_freq_info_dl, srsran_carrier_nr_t* out_carrier_nr)
+{
+  srsran_carrier_nr_t carrier_nr = {};
+  if (asn1_freq_info_dl.absolute_freq_ssb_present) {
+    carrier_nr.absolute_frequency_ssb = asn1_freq_info_dl.absolute_freq_ssb_present;
+  } else {
+    asn1::log_warning("Option absolute_freq_ssb not present");
+    return false;
+  }
+  carrier_nr.absolute_frequency_point_a = asn1_freq_info_dl.absolute_freq_point_a;
+  if (asn1_freq_info_dl.scs_specific_carrier_list.size() != 1) {
+    asn1::log_warning("Option absolute_freq_ssb not present");
+    return false;
+  }
+
+  carrier_nr.nof_prb = asn1_freq_info_dl.scs_specific_carrier_list[0].carrier_bw;
+
+  switch (asn1_freq_info_dl.scs_specific_carrier_list[0].subcarrier_spacing) {
+    case subcarrier_spacing_opts::options::khz15:
+      carrier_nr.scs = srsran_subcarrier_spacing_15kHz;
+      break;
+    case subcarrier_spacing_opts::options::khz30:
+      carrier_nr.scs = srsran_subcarrier_spacing_30kHz;
+      break;
+    case subcarrier_spacing_opts::options::khz60:
+      carrier_nr.scs = srsran_subcarrier_spacing_60kHz;
+      break;
+    case subcarrier_spacing_opts::options::khz120:
+      carrier_nr.scs = srsran_subcarrier_spacing_120kHz;
+      break;
+    case subcarrier_spacing_opts::options::khz240:
+      carrier_nr.scs = srsran_subcarrier_spacing_240kHz;
+      break;
+    default:
+      asn1::log_warning("Not supported subcarrier spacing ");
+  }
+  *out_carrier_nr = carrier_nr;
+  return true;
+}
 } // namespace srsran
 
 namespace srsenb {

srsue/src/stack/rrc/rrc_nr.cc

@@ -722,6 +722,15 @@ bool rrc_nr::apply_csi_meas_cfg(const asn1::rrc_nr::csi_meas_cfg_s& csi_meas_cfg
 bool rrc_nr::apply_dl_common_cfg(const asn1::rrc_nr::dl_cfg_common_s& dl_cfg_common)
 {
   if (dl_cfg_common.init_dl_bwp_present) {
+    if (dl_cfg_common.freq_info_dl_present) {
+      if (make_phy_carrier_cfg(dl_cfg_common.freq_info_dl, &phy_cfg.carrier) == false) {
+        logger.warning("Warning while making carrier phy config");
+        return false;
+      }
+    } else {
+      logger.warning("Option freq_info_dl not present");
+      return false;
+    }
     if (dl_cfg_common.init_dl_bwp.pdsch_cfg_common_present) {
       if (dl_cfg_common.init_dl_bwp.pdsch_cfg_common.type() ==
           asn1::rrc_nr::setup_release_c<asn1::rrc_nr::pdsch_cfg_common_s>::types_opts::setup) {
@@ -1031,8 +1040,13 @@ bool rrc_nr::apply_sp_cell_cfg(const sp_cell_cfg_s& sp_cell_cfg)
   if (sp_cell_cfg.recfg_with_sync_present) {
     const recfg_with_sync_s& recfg_with_sync = sp_cell_cfg.recfg_with_sync;
     mac->set_crnti(recfg_with_sync.new_ue_id);
-    // Common config
     if (recfg_with_sync.sp_cell_cfg_common_present) {
+      if (recfg_with_sync.sp_cell_cfg_common.pci_present) {
+        phy_cfg.carrier.pci = recfg_with_sync.sp_cell_cfg_common.pci;
+      } else {
+        logger.warning("Option PCI not present");
+        return false;
+      }
       if (recfg_with_sync.sp_cell_cfg_common.ul_cfg_common_present) {
         if (apply_ul_common_cfg(recfg_with_sync.sp_cell_cfg_common.ul_cfg_common) == false) {
           return false;