UCI bitlength calculation

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c

@@ -350,6 +350,7 @@ void handle_nr_uci_pucch_2_3_4(module_id_t mod_id,
                                sub_frame_t slot,
                                const nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_234)
 {
+  NR_CSI_MeasConfig_t *csi_MeasConfig = RC.nrmac[Mod_idP]->UE_list.secondaryCellGroup[UE_id]->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup;
   int UE_id = find_nr_UE_id(mod_id, uci_234->rnti);
   if (UE_id < 0) {
     LOG_E(MAC, "%s(): unknown RNTI %04x in PUCCH UCI\n", __func__, uci_234->rnti);
@@ -423,6 +424,21 @@ void handle_nr_uci_pucch_2_3_4(module_id_t mod_id,
       }
     }
   }
+  if ((uci_234->pduBitmap >> 1) & 0x01) {
+    int bwp_id =1;
+    NR_BWP_Uplink_t *ubwp=RC.nrmac[Mod_idP]->UE_list.secondaryCellGroup[UE_id]->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[bwp_id-1];
+    NR_SubcarrierSpacing_t scs=ubwp->bwp_Common->genericParameters.subcarrierSpacing;
+    LOG_I(PHY,"SFN/SF:%d%d scs %ld \n",
+       UL_info->frame,UL_info->slot,
+       scs);
+    //API to parse the csi report and store it into sched_ctrl
+    extract_pucch_csi_report (csi_MeasConfig, uci_pdu, sched_ctrl,UL_info->frame, UL_info->slot, scs, UE_id, Mod_idP);
+  }
+
+  if (uci_pdu -> pduBitmap & 0x08) {
+          ///Handle CSI Report 2
+  }
+
 }
 
 

openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h

@@ -372,12 +372,14 @@ struct CRI_RI_LI_PMI_CQI {
   uint8_t pmi_x2;
   uint8_t cqi;
 };
+
 typedef struct CRI_SSB_RSRP {
   uint8_t nr_ssbri_cri;
   uint8_t CRI_SSBRI[MAX_NR_OF_REPORTED_RS];
   uint8_t RSRP;
   uint8_t diff_RSRP[MAX_NR_OF_REPORTED_RS - 1];
 } CRI_SSB_RSRP_t;
+
 struct CSI_Report {
   NR_CSI_Report_Config_PR present;
   union Config_CSI_Report {
@@ -392,6 +394,23 @@ typedef struct NR_UE_sr {
   bool ul_SR [MAX_SR_BITLEN];
 } NR_UE_sr_t;
 
+typedef struct {
+  uint8_t nb_ssbri_cri;
+  uint8_t cri_ssbri_bitlen;
+  uint8_t rsrp_bitlen;
+  uint8_t diff_rsrp_bitlen;
+}CRI_SSBRI_RSRP_bitlen_t;
+
+#define MAX_CSI_RESOURCE_SET_IN_CSI_RESOURCE_CONFIG 16
+typedef struct nr_csi_report {
+  NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type;
+  long periodicity;
+  NR_CSI_ResourceConfig__csi_RS_ResourceSetList_PR CSI_Resource_type;
+  uint8_t nb_of_nzp_csi_report;
+  uint8_t nb_of_csi_ssb_report;
+  CRI_SSBRI_RSRP_bitlen_t CSI_report_bitlen[MAX_CSI_RESOURCE_SET_IN_CSI_RESOURCE_CONFIG];
+} nr_csi_report_t;
+
 /*! As per the spec 38.212 and table:  6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report 
   the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
   From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set 
@@ -576,8 +595,7 @@ typedef struct {
   uint8_t tpc1;
   uint16_t ul_rssi;
   uint8_t current_harq_pid;
-  uint8_t nr_of_csi_report[MAX_MOBILES_PER_GNB];
-  struct CSI_Report CSI_report[MAX_MOBILES_PER_GNB][MAX_CSI_RESOURCE_SET_IN_CSI_RESOURCE_CONFIG];
+  struct CSI_Report CSI_report[MAX_CSI_RESOURCE_SET_IN_CSI_RESOURCE_CONFIG];
   NR_UE_sr_t sr_req;
   NR_UE_harq_t harq_processes[NR_MAX_NB_HARQ_PROCESSES];
   NR_UE_ul_harq_t ul_harq_processes[NR_MAX_NB_HARQ_PROCESSES];

openair2/NR_PHY_INTERFACE/NR_IF_Module.c

@@ -89,7 +89,7 @@ void handle_nr_rach(NR_UL_IND_t *UL_info) {
 
   return -1;
 }
-
+#if 0
 //!TODO : smae function can be written to handle csi_resources
 uint8_t get_ssb_resources (NR_CSI_MeasConfig_t *csi_MeasConfig, 
 		NR_CSI_ResourceConfigId_t csi_ResourceConfigId, 
@@ -307,7 +307,7 @@ void extract_pucch_csi_report ( NR_CSI_MeasConfig_t *csi_MeasConfig,
       uint8_t diff_rsrp_idx = 0;
       uint8_t cri_ssbri_bitlen = UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.cri_ssbri_bitlen;
 
-    LOG_I(MAC,"csi_payload = %d, bitlen_ssbri = %d, nb_ssb_resource_set = %d,nb_ssb_resources = %d\n",payload_size, bitlen_ssbri, nb_ssb_resource_set,nb_ssb_resources);
+    LOG_I(MAC,"csi_payload = %d, bitlen_ssbri = %d, nb_ssb_resource_set = %d\n",payload_size, bitlen_ssbri, nb_ssb_resource_set);
     /*! As per the spec 38.212 and table:  6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report
      * the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
      * From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set

openair2/RRC/NR/rrc_gNB_reconfig.c

@@ -1236,7 +1236,6 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  csirep1->groupBasedBeamReporting.present = NR_CSI_ReportConfig__groupBasedBeamReporting_PR_disabled;
  csirep1->groupBasedBeamReporting.choice.disabled=calloc(1,sizeof(*csirep1->groupBasedBeamReporting.choice.disabled));
  csirep1->groupBasedBeamReporting.choice.disabled->nrofReportedRS = calloc(1,sizeof(*csirep1->groupBasedBeamReporting.choice.disabled->nrofReportedRS));
- //*csirep1->groupBasedBeamReporting.choice.disabled->nrofReportedRS=NR_CSI_ReportConfig__groupBasedBeamReporting__disabled__nrofReportedRS_n2;
  *csirep1->groupBasedBeamReporting.choice.disabled->nrofReportedRS=NR_CSI_ReportConfig__groupBasedBeamReporting__disabled__nrofReportedRS_n1;
  // this corresponds to:
  //if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'disabled', the UE is not required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in a single report nrofReportedRS (higher layer configured) different CRI or SSBRI for each report setting.