updates to USRP calibration + few modifications in config files

targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp

@@ -620,16 +620,16 @@ extern "C" {
       s->usrp->set_master_clock_rate(30.72e06);
       openair0_cfg[0].samples_per_packet    = 2048;
       openair0_cfg[0].tx_sample_advance     = 103; 
-      openair0_cfg[0].tx_bw                 = 20e6;
-      openair0_cfg[0].rx_bw                 = 20e6;
+      openair0_cfg[0].tx_bw                 = 10e6;
+      openair0_cfg[0].rx_bw                 = 10e6;
       openair0_cfg[0].tx_scheduling_advance = 10240;
       break;
     case 7680000:
       s->usrp->set_master_clock_rate(30.72e6);
       openair0_cfg[0].samples_per_packet    = 1024;
       openair0_cfg[0].tx_sample_advance     = 80;
-      openair0_cfg[0].tx_bw                 = 20e6;
-      openair0_cfg[0].rx_bw                 = 20e6;
+      openair0_cfg[0].tx_bw                 = 5e6;
+      openair0_cfg[0].rx_bw                 = 5e6;
       openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
       break;
     case 1920000:
@@ -656,8 +656,8 @@ extern "C" {
   for(i=0;i<s->usrp->get_rx_num_channels();i++) {
     if (i<openair0_cfg[0].rx_num_channels) {
       s->usrp->set_rx_rate(openair0_cfg[0].sample_rate,i);
-      s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
-      printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
+      //s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
+      //printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
       s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[i],i);
       set_rx_gain_offset(&openair0_cfg[0],i,bw_gain_adjust);
 
@@ -677,8 +677,8 @@ extern "C" {
   for(i=0;i<s->usrp->get_tx_num_channels();i++) {
     if (i<openair0_cfg[0].tx_num_channels) {
       s->usrp->set_tx_rate(openair0_cfg[0].sample_rate,i);
-      s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i);
-      printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6);
+      //s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i);
+      //printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6);
       s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[i],i);
       s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[i],i);
     }
@@ -707,6 +707,16 @@ extern "C" {
   std::cout << boost::format("tx_max_num_samps %u") % (s->tx_stream->get_max_num_samps()) << std::endl;
 
 
+ /* Setting TX/RX BW after streamers are created due to USRP calibration issue */
+  for(i=0;i<s->usrp->get_tx_num_channels();i++) {
+    if (i<openair0_cfg[0].tx_num_channels) {
+      s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i);
+      s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
+      printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6);
+      printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
+    }
+  }
+
   s->usrp->set_time_now(uhd::time_spec_t(0.0));
  
 

targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.exmimo2.conf

@@ -64,9 +64,9 @@ eNBs =
         srs_ackNackST                                      =;
         srs_MaxUpPts                                       =;*/
 
-        pusch_p0_Nominal                                   = -80; /*-85;*/
+        pusch_p0_Nominal                                   = -90; /*-85;*/
         pusch_alpha                                        = "AL1";
-        pucch_p0_Nominal                                   = -108; /* -108 */
+        pucch_p0_Nominal                                   = -100; /* -108 */
         msg3_delta_Preamble                                = 6;
         pucch_deltaF_Format1                               = "deltaF2";
         pucch_deltaF_Format1b                              = "deltaF3";

targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.usrpb210.conf

@@ -64,15 +64,15 @@ eNBs =
         srs_ackNackST                                      =;
         srs_MaxUpPts                                       =;*/
 
-        pusch_p0_Nominal                                   = -96;
-        pusch_alpha                                        = "AL1";
-        pucch_p0_Nominal                                   = -100;
-        msg3_delta_Preamble                                = 6;
-        pucch_deltaF_Format1                               = "deltaF2";
-        pucch_deltaF_Format1b                              = "deltaF3";
-        pucch_deltaF_Format2                               = "deltaF0";
-        pucch_deltaF_Format2a                              = "deltaF0";
-        pucch_deltaF_Format2b		    	      = "deltaF0";
+      pusch_p0_Nominal                                   = -90;
+      pusch_alpha                                        = "AL1";
+      pucch_p0_Nominal                                   = -96;
+      msg3_delta_Preamble                                = 6;
+      pucch_deltaF_Format1                               = "deltaF2";
+      pucch_deltaF_Format1b                              = "deltaF3";
+      pucch_deltaF_Format2                               = "deltaF0";
+      pucch_deltaF_Format2a                              = "deltaF0";
+      pucch_deltaF_Format2b		    	      = "deltaF0";
 
         rach_numberOfRA_Preambles                          = 64;
         rach_preamblesGroupAConfig                         = "DISABLE";