L3 RRC/NAS developments

src/ue/rrc/idle.cpp

@@ -22,16 +22,24 @@ void UeRrcTask::performCellSelection()
     if (m_state == ERrcState::RRC_CONNECTED)
         return;
 
+    if (utils::CurrentTimeMillis() - m_startedTime <= 1000LL && m_cellDesc.empty())
+        return;
+
     int lastCell = m_base->shCtx.currentCell.get<int>([](auto &value) { return value.cellId; });
 
     CurrentCellInfo cellInfo;
     CellSelectionReport report;
 
-    if (!lookForSuitableCell(cellInfo, report))
+    bool cellFound = false;
+    if (m_base->shCtx.selectedPlmn.get().hasValue())
+    {
+        cellFound = lookForSuitableCell(cellInfo, report);
+        if (!cellFound)
         {
             if (!m_cellDesc.empty())
             {
-            m_logger->warn("Suitable cell selection failed in [%d] cells. [%d] out of PLMN, [%d] no SI, [%d] reserved, "
+                m_logger->warn(
+                    "Suitable cell selection failed in [%d] cells. [%d] out of PLMN, [%d] no SI, [%d] reserved, "
                     "[%d] barred, ftai [%d]",
                     static_cast<int>(m_cellDesc.size()), report.outOfPlmnCells, report.sib1MissingCells,
                     report.reservedCells, report.barredCells, report.forbiddenTaiCells);
@@ -40,10 +48,16 @@ void UeRrcTask::performCellSelection()
             {
                 m_logger->warn("Suitable cell selection failed, no cell is in coverage");
             }
+        }
+    }
 
+    if (!cellFound)
+    {
         report = {};
 
-        if (!lookForAcceptableCell(cellInfo, report))
+        cellFound = lookForAcceptableCell(cellInfo, report);
+
+        if (!cellFound)
         {
             if (!m_cellDesc.empty())
             {

src/ue/rrc/task.cpp

@@ -27,6 +27,8 @@ UeRrcTask::UeRrcTask(TaskBase *base) : m_base{base}
 {
     m_logger = base->logBase->makeUniqueLogger(base->config->getLoggerPrefix() + "rrc");
 
+    m_startedTime = utils::CurrentTimeMillis();
+
     m_state = ERrcState::RRC_IDLE;
 }
 

src/ue/rrc/task.hpp

@@ -50,14 +50,15 @@ class UeRrcTask : public NtsTask
   private:
     TaskBase *m_base;
     std::unique_ptr<Logger> m_logger;
-
+    int64_t m_startedTime;
     ERrcState m_state;
+    std::unordered_map<int, UeCellDesc> m_cellDesc{};
+
     ERrcLastSetupRequest m_lastSetupReq{};
 
     ASN_RRC_InitialUE_Identity_t m_initialId{};
     OctetString m_initialNasPdu{};
 
-    std::unordered_map<int, UeCellDesc> m_cellDesc{};
 
     friend class UeCmdHandler;