Disabled TX continuous and sleep on cell search

srsue/hdr/mac/dl_harq.h

@@ -253,14 +253,14 @@ private:
           n_retx = 0;
         }
 
-        // Save grant
-        grant.last_ndi[tid] = cur_grant.ndi[tid];
-        grant.last_tti = cur_grant.tti;
-        memcpy(&cur_grant, &grant, sizeof(Tgrant));
-
         // If data has not yet been successfully decoded
         if (!ack) {
 
+          // Save grant
+          grant.last_ndi[tid] = cur_grant.ndi[tid];
+          grant.last_tti = cur_grant.tti;
+          memcpy(&cur_grant, &grant, sizeof(Tgrant));
+
           // Instruct the PHY To combine the received data and attempt to decode it
           if (pid == HARQ_BCCH_PID) {
             payload_buffer_ptr = harq_entity->demux_unit->request_buffer_bcch(cur_grant.n_bytes[tid]);
@@ -281,7 +281,8 @@ private:
 
         } else {
           action->default_ack[tid] = true;
-          Warning("DL PID %d: Received duplicate TB. Discarting and retransmitting ACK\n", pid);
+          Warning("DL PID %d: Received duplicate TB. Discarting and retransmitting ACK (grant_tti=%d, ndi=%d, sz=%d)\n",
+                  pid, cur_grant.tti, cur_grant.ndi[tid], cur_grant.n_bytes[tid]);
         }
 
         if (pid == HARQ_BCCH_PID || harq_entity->timer_aligment_timer->is_expired()) {

srsue/hdr/phy/phch_common.h

@@ -27,7 +27,7 @@
 #ifndef UEPHYWORKERCOMMON_H
 #define UEPHYWORKERCOMMON_H
 
-#define TX_MODE_CONTINUOUS 1
+#define TX_MODE_CONTINUOUS 0
 
 
 #include <pthread.h>

srsue/src/phy/phch_recv.cc

@@ -935,6 +935,7 @@ phch_recv::search::ret_code phch_recv::search::run(srslte_cell_t *cell)
 
   if (ret < 0) {
     Error("SYNC:  Error decoding MIB: Error searching PSS\n");
+    p->stop_rx();
     return ERROR;
   } else if (ret == 0) {
     p->stop_rx();

srsue/src/upper/nas.cc

@@ -173,6 +173,7 @@ void nas::plmn_search_end() {
   } else {
     nas_log->info("Finished searching PLMN in current EARFCN set but no networks were found.\n");
     if (state == EMM_STATE_REGISTERED_INITIATED && plmn_selection == PLMN_NOT_SELECTED) {
+      sleep(1);
       rrc->plmn_search();
     }
   }