ssb_start_subcarrier from command line

executables/nr-uesoftmodem.c

@@ -276,7 +276,7 @@ void set_options(int CC_id, PHY_VARS_NR_UE *UE){
 
   UE->mode = normal_txrx;
 
-  config_process_cmdline( cmdline_params,numparams,NULL);
+  config_get(cmdline_params,numparams,NULL);
 
   int pindex = config_paramidx_fromname(cmdline_params,numparams, CALIBRX_OPT);
   if ( (cmdline_params[pindex].paramflags &  PARAMFLAG_PARAMSET) != 0) UE->mode = rx_calib_ue;

executables/nr-uesoftmodem.h

@@ -58,6 +58,7 @@
     {"A" ,                       CONFIG_HLP_TADV,        0,               iptr:&(UE->timing_advance),         defintval:0,           TYPE_INT,   0}, \
     {"E" ,                       CONFIG_HLP_TQFS,        PARAMFLAG_BOOL,  u8ptr:&(fp->threequarter_fs),       defintval:0,           TYPE_UINT8, 0}, \
     {"r"  ,                      CONFIG_HLP_PRB,         0,               iptr:&(fp->N_RB_DL),                defintval:106,         TYPE_UINT,  0}, \
+    {"s"  ,                      CONFIG_HLP_SSC,         0,               u16ptr:&(fp->ssb_start_subcarrier), defintval:516,         TYPE_UINT16,0}, \
     {"T" ,                       CONFIG_HLP_TDD,         PARAMFLAG_BOOL,  iptr:&tddflag,                      defintval:0,           TYPE_INT,   0}, \
     {"ue-timing-correction-disable", CONFIG_HLP_DISABLETIMECORR, PARAMFLAG_BOOL, iptr:&(UE->no_timing_correction), defintval:0,      TYPE_INT,   0}, \
 }

openair1/PHY/INIT/nr_parms.c

@@ -369,14 +369,6 @@ void nr_init_frame_parms_ue_sa(NR_DL_FRAME_PARMS *frame_parms, uint64_t downlink
   frame_parms->get_samples_slot_timestamp = &get_samples_slot_timestamp;
   frame_parms->samples_per_frame = 10 * frame_parms->samples_per_subframe;
 
-  // setting initial ssb start subcarrier to have SSBs at BW center
-  frame_parms->ssb_start_subcarrier = ((frame_parms->N_RB_DL>>1)-10)*12;
-
-  if(frame_parms->nb_antennas_rx == 0)
-    frame_parms->nb_antennas_rx = 1;
-  if(frame_parms->nb_antennas_tx == 0)
-    frame_parms->nb_antennas_tx = 1;
-
 }
 
 

openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c

@@ -686,7 +686,7 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
     nr_ue_contention_resolution(mod_id, CC_id, frame, nr_slot_tx, prach_resources);
   }
 
-  LOG_I(MAC,"ra->generate_nr_prach %d ra->ra_state %d (GENERATE_IDLE %d)\n",ra->generate_nr_prach,ra->ra_state,GENERATE_IDLE);
+  LOG_D(MAC,"ra->generate_nr_prach %d ra->ra_state %d (GENERATE_IDLE %d)\n",ra->generate_nr_prach,ra->ra_state,GENERATE_IDLE);
   if(ra->generate_nr_prach != GENERATE_IDLE) {
     return ra->generate_nr_prach;
   } else {

targets/RT/USER/lte-softmodem.h

@@ -78,6 +78,7 @@
 #define CONFIG_HLP_UESCAN        "set UE to scan around carrier\n"
 #define CONFIG_HLP_EMULIFACE     "Set the interface name for the multicast transport for emulation mode (e.g. eth0, lo, etc.)  \n"
 #define CONFIG_HLP_PRB           "Set the PRB, valid values: 6, 25, 50, 100  \n"
+#define CONFIG_HLP_SSC           "Set the start subcarrier \n"
 #define CONFIG_HLP_DLSHIFT       "dynamic shift for LLR compuation for TM3/4 (default 0)\n"
 #define CONFIG_HLP_USRP_ARGS     "set the arguments to identify USRP (same syntax as in UHD)\n"
 #define CONFIG_HLP_DMAMAP        "sets flag for improved EXMIMO UE performance\n"