basic skeleton for SoDeRa OAI library

cmake_targets/CMakeLists.txt

@@ -159,7 +159,7 @@ set(CMAKE_C_FLAGS
   "${CMAKE_C_FLAGS} -DSTDC_HEADERS=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_MEMORY_H=1 -DHAVE_STRINGS_H=1 -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -DHAVE_UNISTD_H=1 -DHAVE_FCNTL_H=1 -DHAVE_ARPA_INET_H=1 -DHAVE_SYS_TIME_H=1 -DHAVE_SYS_SOCKET_H=1 -DHAVE_STRERROR=1 -DHAVE_SOCKET=1 -DHAVE_MEMSET=1 -DHAVE_GETTIMEOFDAY=1 -DHAVE_STDLIB_H=1 -DHAVE_MALLOC=1 -DHAVE_LIBSCTP"
 )
 set(CMAKE_CXX_FLAGS
-  "${CMAKE_CXX_FLAGS} ${C_FLAGS_PROCESSOR}"
+  "${CMAKE_CXX_FLAGS} ${C_FLAGS_PROCESSOR} -std=c++11 "
 )
 # set a flag for changes in the source code
 # these changes are related to hardcoded path to include .h files
@@ -167,6 +167,7 @@ add_definitions(-DCMAKER)
 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS} -g -DMALLOC_CHECK_=3")
 set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS} -g -DMALLOC_CHECK_=3 -O2") 
 
+Message("RF_BOARD is ${RF_BOARD}")
 # Below has been put in comment because does not work with
 # SVN authentication.
 #
@@ -404,7 +405,9 @@ add_list1_option(NB_ANTENNAS_RX "2" "Number of antennas in reception" "1" "2" "4
 add_list1_option(NB_ANTENNAS_TX "2" "Number of antennas in transmission" "1" "2" "4")
 add_list1_option(NB_ANTENNAS_TXRX "2" "Number of antennas in ????" "1" "2" "4")
 
-add_list2_option(RF_BOARD "EXMIMO" "RF head type" "False" "EXMIMO" "OAI_USRP" "ETHERNET" "OAI_BLADERF" "CPRIGW")
+add_list2_option(RF_BOARD "EXMIMO" "RF head type" "False" "EXMIMO" "OAI_USRP" "ETHERNET" "OAI_BLADERF" "OAI_SODERA" "CPRIGW")
+
+Message("RF_BOARD  is ${RF_BOARD}")
 
 if (${RF_BOARD} STREQUAL "EXMIMO")
   set(DRIVER2013)
@@ -434,6 +437,19 @@ elseif (${RF_BOARD} STREQUAL "OAI_BLADERF")
   set(option_HW_lib "bladeRF")
  #set(LOWLATENCY False)
 
+elseif (${RF_BOARD} STREQUAL "OAI_SODERA")
+  include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/")
+  include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/SoDeRaV1_distro_01v/lms7suite_source_code/src/lms7002m")
+  include_directories("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/SoDeRaV1_distro_01v/lms7suite_source_code/src/Si5351C")
+  set(HW_SOURCE ${HW_SOURCE}
+    ${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/sodera_lib.cpp
+    )
+  LINK_DIRECTORIES("${OPENAIR_TARGETS}/ARCH/SODERA/USERSPACE/LIB/SoDeRaV1_distro_01v/lms7suite_source_code/build/lms7002m")
+  LINK_DIRECTORIES("/usr/lib/x86_64-linux-gnu")
+  set(option_HW_lib "usb-1.0")
+  set(LMS7002_LIB "libLMS7002M.a")
+ #set(LOWLATENCY False)
+
 elseif (${RF_BOARD} STREQUAL "ETHERNET")
   include_directories ("${OPENAIR_TARGETS}/ARCH/ETHERNET/USERSPACE/LIB")
   set(HW_SOURCE ${HW_SOURCE}
@@ -1431,7 +1447,7 @@ add_executable(lte-softmodem
 
 target_link_libraries (lte-softmodem
   -Wl,--start-group
-  RRC_LIB S1AP_LIB S1AP_ENB GTPV1U SECU_CN SECU_OSA UTIL HASHTABLE SCTP_CLIENT UDP SCHED_LIB PHY LFDS L2 ${MSC_LIB} ${RAL_LIB} ${NAS_UE_LIB} ${ITTI_LIB} ${MIH_LIB}
+  RRC_LIB S1AP_LIB S1AP_ENB GTPV1U SECU_CN SECU_OSA UTIL HASHTABLE SCTP_CLIENT UDP SCHED_LIB PHY LFDS L2 ${MSC_LIB} ${RAL_LIB} ${NAS_UE_LIB} ${ITTI_LIB} ${MIH_LIB} ${LMS7002_LIB}
   -Wl,--end-group )
 
 

cmake_targets/build_oai

@@ -90,7 +90,7 @@ Options
    default is Rel10,
    Rel8 limits the implementation to 3GPP Release 8 version
 -w | --hardware
-   EXMIMO (Default), USRP, BLADERF, ETHERNET, None
+   EXMIMO (Default), USRP, BLADERF, SODERA, ETHERNET, None
    Adds this RF board support (in external packages installation and in compilation)
 --oaisim
    Makes the oaisim simulator. Hardware will be defaulted to "NONE".
@@ -181,6 +181,9 @@ function main() {
             if [ "$HW" == "BLADERF" ] ; then 
 		HW="OAI_BLADERF"
 	    fi 
+            if [ "$HW" == "SODERA" ] ; then 
+		HW="OAI_SODERA"
+	    fi 
             echo_info "setting hardware to: $HW"
             shift 2;;
        --oaisim)
@@ -249,6 +252,7 @@ function main() {
    esac
   done
 
+  echo_info "RF HW set to $HW" 
   #Now we set flags to enable deadline scheduler settings
   #By default: USRP: disable, 
   #By default: BLADERF: enable,
@@ -262,6 +266,8 @@ function main() {
         LOWLATENCY_FLAG_USER="False"
      elif [ "$HW" = "OAI_BLADERF" ] ; then 
         LOWLATENCY_FLAG_USER="False"
+     elif [ "$HW" = "OAI_SODERA" ] ; then 
+        LOWLATENCY_FLAG_USER="False"
      elif [ "$HW" = "None" ] ; then 
         LOWLATENCY_FLAG_USER="False"
      else 

targets/ARCH/COMMON/common_lib.c

@@ -57,12 +57,14 @@ int openair0_device_init(openair0_device *device, openair0_config_t *openair0_cf
   openair0_dev_init_usrp(device, openair0_cfg);
   printf("openair0_dev_init_usrp ...\n");
   return(openair0_dev_init_usrp(device, openair0_cfg));
-
 #elif OAI_BLADERF  
   device->type=BLADERF_IF;
   printf(" openair0_dev_init_bladerf ...\n");   
   return(openair0_dev_init_bladerf(device, openair0_cfg));	
-
+#elif OAI_SODERA
+  device->type=OAI_SODERA;
+  printf(" openair0_dev_init_sodera ...\n");   
+  return(openair0_dev_init_sodera(device, openair0_cfg));	
 #endif
    
 }

targets/ARCH/COMMON/common_lib.h

@@ -164,6 +164,8 @@ typedef enum {
   USRP_X300_IF,
   /*!\brief device is BLADE RF*/
   BLADERF_IF,
+  /*!\brief device is SODERA RF*/
+  SODERARF_IF,
   /*!\brief device is NONE*/
   NONE_IF,
   MAX_DEV_TYPE
@@ -295,6 +297,7 @@ extern "C"
 /*! \brief Initialize Openair ETHERNET target. It returns 0 if OK */
   int openair0_dev_init_eth(openair0_device *device, openair0_config_t *openair0_cfg);
   int openair0_dev_init_bladerf(openair0_device *device, openair0_config_t *openair0_cfg);
+  int openair0_dev_init_sodera(openair0_device *device, openair0_config_t *openair0_cfg);
   int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_cfg);
   int openair0_dev_init_exmimo(openair0_device *device, openair0_config_t *openair0_cfg);
 /*@}*/

targets/ARCH/SODERA/USERSPACE/LIB/sodera_lib.cpp

+/*******************************************************************************
+    OpenAirInterface 
+    Copyright(c) 1999 - 2014 Eurecom
+
+    OpenAirInterface is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+
+    OpenAirInterface is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenAirInterface.The full GNU General Public License is 
+    included in this distribution in the file called "COPYING". If not, 
+    see <http://www.gnu.org/licenses/>.
+
+   Contact Information
+   OpenAirInterface Admin: openair_admin@eurecom.fr
+   OpenAirInterface Tech : openair_tech@eurecom.fr
+   OpenAirInterface Dev  : openair4g-devel@lists.eurecom.fr
+  
+   Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
+
+ *******************************************************************************/
+
+/** sodera_lib.c
+ *
+ * Author: Raymond Knopp
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <inttypes.h>
+#include <string.h>
+#include <pthread.h>
+#include <unistd.h>
+
+
+#include <iostream>
+#include <complex>
+#include <fstream>
+#include <cmath>
+
+#include "common_lib.h"
+
+#include "lmsComms.h"
+#include "Si5351C.h"
+#ifdef __SSE4_1__
+#  include <smmintrin.h>
+#endif
+ 
+#ifdef __AVX2__
+#  include <immintrin.h>
+#endif
+
+int num_devices=0;
+/*These items configure the underlying asynch stream used by the the sync interface. 
+ */
+
+typedef struct
+{
+
+  // --------------------------------
+  // variables for SoDeRa configuration
+  // --------------------------------
+  /*
+  uhd::usrp::multi_usrp::sptr usrp;
+  //uhd::usrp::multi_usrp::sptr rx_usrp;
+  
+  //create a send streamer and a receive streamer
+  uhd::tx_streamer::sptr tx_stream;
+  uhd::rx_streamer::sptr rx_stream;
+
+  uhd::tx_metadata_t tx_md;
+  uhd::rx_metadata_t rx_md;
+
+  uhd::time_spec_t tm_spec;
+  //setup variables and allocate buffer
+  uhd::async_metadata_t async_md;
+  */
+
+  LMScomms mDataPort;
+
+  double sample_rate;
+  // time offset between transmiter timestamp and receiver timestamp;
+  double tdiff;
+
+  // --------------------------------
+  // Debug and output control
+  // --------------------------------
+  int num_underflows;
+  int num_overflows;
+  int num_seq_errors;
+
+  int64_t tx_count;
+  int64_t rx_count;
+  openair0_timestamp rx_timestamp;
+
+} sodera_state_t;
+
+
+static int trx_sodera_start(openair0_device *device)
+{
+  sodera_state_t *s = (sodera_state_t*)device->priv;
+
+  // init recv and send streaming
+
+  s->rx_count = 0;
+  s->tx_count = 0;
+  s->rx_timestamp = 0;
+
+  return 0;
+}
+
+static void trx_sodera_end(openair0_device *device)
+{
+  sodera_state_t *s = (sodera_state_t*)device->priv;
+
+
+  
+}
+
+static int trx_sodera_write(openair0_device *device, openair0_timestamp timestamp, void **buff, int nsamps, int cc, int flags)
+{
+  sodera_state_t *s = (sodera_state_t*)device->priv;
+
+  if (cc>1) {
+    //    s->tx_stream->send(buff_ptrs, nsamps, s->tx_md);
+  }
+  else
+    //    s->tx_stream->send(buff[0], nsamps, s->tx_md);
+
+  return 0;
+}
+
+static int trx_sodera_read(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps, int cc)
+{
+   sodera_state_t *s = (sodera_state_t*)device->priv;
+   int samples_received=0,i,j;
+   int nsamps2;  // aligned to upper 32 or 16 byte boundary
+#if defined(__x86_64) || defined(__i386__)
+#ifdef __AVX2__
+   __m256i buff_tmp[2][nsamps>>3];
+   nsamps2 = (nsamps+7)>>3;
+#else
+   __m128i buff_tmp[2][nsamps>>2];
+   nsamps2 = (nsamps+3)>>2;
+#endif
+#elif defined(__arm__)
+   int16x8_t buff_tmp[2][nsamps>>2];
+   nsamps2 = (nsamps+3)>>2;
+#endif
+
+
+   if (cc>1) {
+     // receive multiple channels (e.g. RF A and RF B)
+     
+   } else {
+     // receive a single channel (e.g. from connector RF A)
+     
+   }
+   
+  if (samples_received < nsamps) {
+    printf("[recv] received %d samples out of %d\n",samples_received,nsamps);
+    
+  }
+
+  //handle the error code
+
+  s->rx_count += nsamps;
+  //  s->rx_timestamp = s->rx_md.time_spec.to_ticks(s->sample_rate);
+  *ptimestamp = s->rx_timestamp;
+
+  return samples_received;
+}
+
+
+
+static bool is_equal(double a, double b)
+{
+  return fabs(a-b) < 1e-6;
+}
+
+int trx_sodera_set_freq(openair0_device* device, openair0_config_t *openair0_cfg, int dummy) {
+
+  sodera_state_t *s = (sodera_state_t*)device->priv;
+
+  //  s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[0]);
+  //  s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[0]);
+
+  return(0);
+  
+}
+
+int openair0_set_rx_frequencies(openair0_device* device, openair0_config_t *openair0_cfg) {
+
+  sodera_state_t *s = (sodera_state_t*)device->priv;
+  static int first_call=1;
+  static double rf_freq,diff;
+
+  //  uhd::tune_request_t rx_tune_req(openair0_cfg[0].rx_freq[0]);
+
+  //  rx_tune_req.rf_freq_policy = uhd::tune_request_t::POLICY_MANUAL;
+  //  rx_tune_req.rf_freq = openair0_cfg[0].rx_freq[0];
+  //  rf_freq=openair0_cfg[0].rx_freq[0];
+  //  s->usrp->set_rx_freq(rx_tune_req);
+
+  return(0);
+  
+}
+
+int trx_sodera_set_gains(openair0_device* device, 
+		       openair0_config_t *openair0_cfg) {
+
+  sodera_state_t *s = (sodera_state_t*)device->priv;
+
+  //  s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[0]);
+  //  ::uhd::gain_range_t gain_range = s->usrp->get_rx_gain_range(0);
+  // limit to maximum gain
+  /* if (openair0_cfg[0].rx_gain[0]-openair0_cfg[0].rx_gain_offset[0] > gain_range.stop()) {
+    
+    printf("RX Gain 0 too high, reduce by %f dB\n",
+	   openair0_cfg[0].rx_gain[0]-openair0_cfg[0].rx_gain_offset[0] - gain_range.stop());	   
+    exit(-1);
+  }
+  s->usrp->set_rx_gain(openair0_cfg[0].rx_gain[0]-openair0_cfg[0].rx_gain_offset[0]);
+  printf("Setting SODERA RX gain to %f (rx_gain %f,gain_range.stop() %f)\n", openair0_cfg[0].rx_gain[0]-openair0_cfg[0].rx_gain_offset[0],openair0_cfg[0].rx_gain[0],gain_range.stop());
+  */
+  return(0);
+}
+
+int trx_sodera_stop(int card) {
+  return(0);
+}
+
+
+rx_gain_calib_table_t calib_table_sodera[] = {
+  {3500000000.0,44.0},
+  {2660000000.0,49.0},
+  {2300000000.0,50.0},
+  {1880000000.0,53.0},
+  {816000000.0,58.0},
+  {-1,0}};
+
+void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index,int bw_gain_adjust) {
+
+  int i=0;
+  // loop through calibration table to find best adjustment factor for RX frequency
+  double min_diff = 6e9,diff,gain_adj=0.0;
+  if (bw_gain_adjust==1) {
+    switch ((int)openair0_cfg[0].sample_rate) {
+    case 30720000:      
+      break;
+    case 23040000:
+      gain_adj=1.25;
+      break;
+    case 15360000:
+      gain_adj=3.0;
+      break;
+    case 7680000:
+      gain_adj=6.0;
+      break;
+    case 3840000:
+      gain_adj=9.0;
+      break;
+    case 1920000:
+      gain_adj=12.0;
+      break;
+    default:
+      printf("unknown sampling rate %d\n",(int)openair0_cfg[0].sample_rate);
+      exit(-1);
+      break;
+    }
+  }
+  while (openair0_cfg->rx_gain_calib_table[i].freq>0) {
+    diff = fabs(openair0_cfg->rx_freq[chain_index] - openair0_cfg->rx_gain_calib_table[i].freq);
+    printf("cal %d: freq %f, offset %f, diff %f\n",
+	   i,
+	   openair0_cfg->rx_gain_calib_table[i].freq,
+	   openair0_cfg->rx_gain_calib_table[i].offset,diff);
+    if (min_diff > diff) {
+      min_diff = diff;
+      openair0_cfg->rx_gain_offset[chain_index] = openair0_cfg->rx_gain_calib_table[i].offset+gain_adj;
+    }
+    i++;
+  }
+  
+}
+
+
+int trx_sodera_get_stats(openair0_device* device) {
+
+  return(0);
+
+}
+int trx_sodera_reset_stats(openair0_device* device) {
+
+  return(0);
+
+}
+
+
+int openair0_dev_init_sodera(openair0_device* device, openair0_config_t *openair0_cfg)
+{
+
+  sodera_state_t *s = (sodera_state_t*)malloc(sizeof(sodera_state_t));
+  size_t i;
+  memset(s, 0, sizeof(sodera_state_t));
+
+  // Initialize SODERA device
+  if (!s->mDataPort.Open(0)) {
+    printf("Cannot open SoDeRa\n");
+    exit(-1);
+  }
+
+  
+  int vers=0,subvers=0,subsubvers=0;
+  int bw_gain_adjust=0;
+
+   
+  openair0_cfg[0].rx_gain_calib_table = calib_table_sodera;
+
+  switch ((int)openair0_cfg[0].sample_rate) {
+  case 30720000:
+            // from usrp_time_offset
+    openair0_cfg[0].samples_per_packet    = 2048;
+    openair0_cfg[0].tx_sample_advance     = 15;
+    openair0_cfg[0].tx_bw                 = 20e6;
+    openair0_cfg[0].rx_bw                 = 20e6;
+    openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
+    break;
+  case 15360000:
+    openair0_cfg[0].samples_per_packet    = 2048;
+    openair0_cfg[0].tx_sample_advance     = 45;
+    openair0_cfg[0].tx_bw                 = 10e6;
+    openair0_cfg[0].rx_bw                 = 10e6;
+    openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
+    break;
+  case 7680000:
+    openair0_cfg[0].samples_per_packet    = 1024;
+    openair0_cfg[0].tx_sample_advance     = 50;
+    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:
+    openair0_cfg[0].samples_per_packet    = 256;
+    openair0_cfg[0].tx_sample_advance     = 50;
+    openair0_cfg[0].tx_bw                 = 1.25e6;
+    openair0_cfg[0].rx_bw                 = 1.25e6;
+    openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
+    break;
+  default:
+    printf("Error: unknown sampling rate %f\n",openair0_cfg[0].sample_rate);
+    exit(-1);
+    break;
+  }
+ 
+  /*
+  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_freq(openair0_cfg[0].rx_freq[i],i);
+      set_rx_gain_offset(&openair0_cfg[0],i,bw_gain_adjust);
+
+      ::uhd::gain_range_t gain_range = s->usrp->get_rx_gain_range(i);
+      // limit to maximum gain
+      if (openair0_cfg[0].rx_gain[i]-openair0_cfg[0].rx_gain_offset[i] > gain_range.stop()) {
+	
+        printf("RX Gain %lu too high, lower by %f dB\n",i,openair0_cfg[0].rx_gain[i]-openair0_cfg[0].rx_gain_offset[i] - gain_range.stop());
+	exit(-1);
+      }
+      s->usrp->set_rx_gain(openair0_cfg[0].rx_gain[i]-openair0_cfg[0].rx_gain_offset[i],i);
+      printf("RX Gain %lu %f (%f) => %f (max %f)\n",i,
+	     openair0_cfg[0].rx_gain[i],openair0_cfg[0].rx_gain_offset[i],
+	     openair0_cfg[0].rx_gain[i]-openair0_cfg[0].rx_gain_offset[i],gain_range.stop());
+    }
+  }
+  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_freq(openair0_cfg[0].tx_freq[i],i);
+      s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[i],i);
+    }
+  }
+  */
+
+  // create tx & rx streamer
+
+  //stream_args_rx.args["spp"] = str(boost::format("%d") % 2048);//(openair0_cfg[0].rx_num_channels*openair0_cfg[0].samples_per_packet));
+  
+  /*
+  for (i=0;i<openair0_cfg[0].rx_num_channels;i++) {
+    if (i<openair0_cfg[0].rx_num_channels) {
+      printf("RX Channel %lu\n",i);
+      std::cout << boost::format("Actual RX sample rate: %fMSps...") % (s->usrp->get_rx_rate(i)/1e6) << std::endl;
+      std::cout << boost::format("Actual RX frequency: %fGHz...") % (s->usrp->get_rx_freq(i)/1e9) << std::endl;
+      std::cout << boost::format("Actual RX gain: %f...") % (s->usrp->get_rx_gain(i)) << std::endl;
+      std::cout << boost::format("Actual RX bandwidth: %fM...") % (s->usrp->get_rx_bandwidth(i)/1e6) << std::endl;
+      std::cout << boost::format("Actual RX antenna: %s...") % (s->usrp->get_rx_antenna(i)) << std::endl;
+    }
+  }
+  
+  for (i=0;i<openair0_cfg[0].tx_num_channels;i++) {
+
+    if (i<openair0_cfg[0].tx_num_channels) { 
+      printf("TX Channel %lu\n",i);
+      std::cout << std::endl<<boost::format("Actual TX sample rate: %fMSps...") % (s->usrp->get_tx_rate(i)/1e6) << std::endl;
+      std::cout << boost::format("Actual TX frequency: %fGHz...") % (s->usrp->get_tx_freq(i)/1e9) << std::endl;
+      std::cout << boost::format("Actual TX gain: %f...") % (s->usrp->get_tx_gain(i)) << std::endl;
+      std::cout << boost::format("Actual TX bandwidth: %fM...") % (s->usrp->get_tx_bandwidth(i)/1e6) << std::endl;
+      std::cout << boost::format("Actual TX antenna: %s...") % (s->usrp->get_tx_antenna(i)) << std::endl;
+    }
+  }
+  */
+
+
+  device->priv = s;
+  device->trx_start_func = trx_sodera_start;
+  device->trx_write_func = trx_sodera_write;
+  device->trx_read_func  = trx_sodera_read;
+  device->trx_get_stats_func = trx_sodera_get_stats;
+  device->trx_reset_stats_func = trx_sodera_reset_stats;
+  device->trx_end_func   = trx_sodera_end;
+  device->trx_stop_func  = trx_sodera_stop;
+  device->trx_set_freq_func = trx_sodera_set_freq;
+  device->trx_set_gains_func   = trx_sodera_set_gains;
+  
+  s->sample_rate = openair0_cfg[0].sample_rate;
+  // TODO:
+
+  return 0;
+}