SL PSBCH: MAC->PHY cfg, PSBCH scheduler + supporting functions + enable system testing & scope

- Phy config update and Sidelink frame parameters initialisation
	- PSBCH scheduler to trigger TX PSBCH/RX PSBCH actions
	- Sidelink indication with rx ind to trigger send SL-MIB to MAC
	- Enable Scope for PSBCH use -d or --dqt
	- Enable system testing of PSBCH for example using RFSIMULATOR:

		- UE1 is a SYNCRONISATION SOURCE UE which transmits PSBCH

		  started using command -
		  sudo ./nr-uesoftmodem --sl-mode 2 --sync-ref 4 --rfsim --rfsimulator.serveraddr server

		- UE2 syncs onto UE1 during sidelink search, gets the timing and continues to receive PSBCH

		  started using command -
		  sudo ./nr-uesoftmodem --sl-mode 2 --rfsim --rfsimulator.serveraddr 127.0.0.1

		- In the default use case 2 Sidelink SSBs sent over 16 frames.

		- In case SL-SSB configuration needs to be changed use -O option in the above command like

		-O ../../../targets/PROJECTS/NR-SIDELINK/CONF/sidelink_preconfig_1txpool.conf

openair1/SIMULATION/NR_PHY/nr_dummy_functions.c

@@ -57,3 +57,15 @@ void *rrc_nrue(void *notUsed)
 {
   return NULL;
 }
+int8_t nr_mac_rrc_sl_mib_ind(const module_id_t module_id,
+                             const int CC_id,
+                             const uint8_t gNB_index,
+                             const frame_t frame,
+                             const int slot,
+                             const int channel,
+                             const uint8_t *pduP,
+                             const sdu_size_t pdu_len,
+                             const uint16_t rx_slss_id)
+{
+  return 1;
+}

openair1/SIMULATION/NR_PHY/psbchsim.c

@@ -89,6 +89,12 @@ uint8_t check_if_ue_is_sl_syncsource()
 {
   return 0;
 }
+void nr_rrc_mac_config_req_sl_mib(module_id_t module_id,
+                                  NR_SL_SSB_TimeAllocation_r16_t *ssb_ta,
+                                  uint16_t rx_slss_id,
+                                  uint8_t *sl_mib)
+{
+}
 //////////////////////////////////////////////////////////////////////////
 static void prepare_mib_bits(uint8_t *buf, uint32_t frame_tx, uint32_t slot_tx)
 {
@@ -178,7 +184,8 @@ static void sl_init_frame_parameters(PHY_VARS_NR_UE *UE)
   sl_fp->att_tx = 1;
   sl_fp->att_rx = 1;
   // band47 //UL freq will be set to Sidelink freq
-  sl_fp->ul_CarrierFreq = 5880000000;
+  sl_fp->sl_CarrierFreq = 5880000000;
+  sl_fp->N_RB_SL = sl_fp->N_RB_DL;
 
   sl_fp->ssb_start_subcarrier = UE->SL_UE_PHY_PARAMS.sl_config.sl_bwp_config.sl_ssb_offset_point_a;
   sl_fp->Nid_cell = UE->SL_UE_PHY_PARAMS.sl_config.sl_sync_source.rx_slss_id;
@@ -202,7 +209,7 @@ static void configure_SL_UE(PHY_VARS_NR_UE *UE, int mu, int N_RB, int ssb_offset
 
   sl_init_frame_parameters(UE);
   sl_ue_phy_init(UE);
-  init_symbol_rotation(fp);
+  perform_symbol_rotation(fp, fp->sl_CarrierFreq, fp->symbol_rotation[link_type_sl]);
   init_timeshift_rotation(fp);
   LOG_I(PHY, "Dumping Sidelink Frame Parameters\n");
   nr_dump_frame_parms(fp);