integration_2023_w13

• !1945 (merged) Free RNTI related structures at PHY after UE disconnection
• !2011 (merged) Creation of new pipeline LTE-TDD-2x2-container
• !1854 (merged) Handle reconfigurationWithSync
• !2019 (merged) bugfix: LDPC decoding in the gNB: clear d properly
• !2038 (merged) Fix DL 2x2 errors
• !2039 (merged) Adding test-case in XML to reset USRP in LTE-TDD pipeline
• !2008 (merged) Implement NR-UE Deregistration procedure
• !2023 (merged) Rework PDCP OAI API to allow custom SRB data forwarding (e.g., in F1)
• !2015 (merged) Update documentation: CI, general README.md, overview of doc README, various improvements

openair2/LAYER2/NR_MAC_gNB/config.c

@@ -455,6 +455,12 @@ int nr_mac_enable_ue_rrc_processing_timer(module_id_t Mod_idP, rnti_t rnti, NR_S
   sched_ctrl->rrc_processing_timer = (rrc_reconfiguration_delay<<subcarrierSpacing) + sl_ahead;
   LOG_I(NR_MAC, "Activating RRC processing timer for UE %04x with %d ms\n", UE_info->rnti, rrc_reconfiguration_delay);
 
+  // it might happen that timing advance command should be sent during the RRC
+  // processing timer. To prevent this, set a variable as if we would have just
+  // sent it. This way, another TA command will for sure be sent in some
+  // frames, after RRC processing timer.
+  sched_ctrl->ta_frame = (RC.nrmac[Mod_idP]->frame - 1 + 1024) % 1024;
+
   return 0;
 }