Integration 2021 wk19

MR !1028 : oairu
-standalone RRU executable for quick building on simple platforms (no building of L1/L2 procedures) 
-small changes for improving eNB in outdoor deployment scenarios - power control loop, bugfixes, gathering of statistics (L1,MAC,PDCP,RRC), UL measurement procedures, 2/4 antenna reception testing for LTE eNB 
-x300/n300 eNB testing and minor improvements 
-level shifting for x300/n300 
-minimizing L1 variables in MAC 
-removal of RC in RU code sections, minimizing use of RC in L1 code sections

MR !1141 : nr-dmrs-fixes
-NR fixes, identified by UXM tests

ci-scripts/cls_oaicitest.py

@@ -2535,7 +2535,7 @@ class OaiCiTest():
 			if (os.path.isfile('iperf_server_' + self.testCase_id + '.log')):
 				os.remove('iperf_server_' + self.testCase_id + '.log')
 			SSH.copyin(iServerIPAddr, iServerUser, iServerPasswd, '/tmp/tmp_iperf_server_' + self.testCase_id + '.log', 'iperf_server_' + self.testCase_id + '_OAI-UE.log')
-			filename='iperf_server_' + self.testCase_id + '_' + device_id + '.log'
+			filename='iperf_server_' + self.testCase_id + '_OAI-UE.log'
 			self.Iperf_analyzeV2Server(lock, '10.0.1.2', 'OAI-UE', status_queue, modified_options,filename,0)
 
 		# copying on the EPC server for logCollection

ci-scripts/ran.py

@@ -130,12 +130,16 @@ class RANManagement():
 		result = re.search('--eNBocp', self.Build_eNB_args)
 		if result is not None:
 			self.air_interface[self.eNB_instance] = 'ocp-enb'
-		else:	
-			result = re.search('--gNB', self.Build_eNB_args)
+		else:
+			result = re.search('--RU', self.Build_eNB_args)
 			if result is not None:
-				self.air_interface[self.eNB_instance] = 'nr-softmodem'
+				self.air_interface[self.eNB_instance] = 'oairu'
 			else:
-				self.air_interface[self.eNB_instance] = 'lte-softmodem'
+				result = re.search('--gNB', self.Build_eNB_args)
+				if result is not None:
+					self.air_interface[self.eNB_instance] = 'nr-softmodem'
+				else:
+					self.air_interface[self.eNB_instance] = 'lte-softmodem'
 		
 		# Worakround for some servers, we need to erase completely the workspace
 		if self.Build_eNB_forced_workspace_cleanup:
@@ -296,7 +300,7 @@ class RANManagement():
 				mySSH.open(self.eNBIPAddress, self.eNBUserName, self.eNBPassword)
 				mySSH.command('cd ' + self.eNBSourceCodePath + '/cmake_targets', '\$', 5)
 				#-qq quiet / -u update orcreate files
-				mySSH.command('unzip -u -qq -DD tmp_build' + testcaseId + '.zip', '\$', 5)
+				mySSH.command('unzip -o -u -qq -DD tmp_build' + testcaseId + '.zip', '\$', 5)
 				mySSH.command('rm -f tmp_build' + testcaseId + '.zip', '\$', 5)
 				mySSH.close()
 		else:

ci-scripts/reportTestLocally.sh

@@ -309,14 +309,14 @@ function report_test {
                     NB_ENB_GOT_SYNC=`egrep -c "got sync" $ENB_LOG`
                     NB_UE_GOT_SYNC=`egrep -c "got sync" $UE_LOG`
                     NB_ENB_SYNCED_WITH_UE=`egrep -c "got UE capabilities for UE" $ENB_LOG`
-                    if [ $NB_ENB_GOT_SYNC -eq 1 ] && [ $NB_UE_GOT_SYNC -eq 2 ] && [ $NB_ENB_SYNCED_WITH_UE -eq 1 ]
+                    if [ $NB_ENB_GOT_SYNC -gt 0 ] && [ $NB_UE_GOT_SYNC -eq 2 ] && [ $NB_ENB_SYNCED_WITH_UE -eq 1 ]
                     then
                         echo "        <td bgcolor = \"green\" >OK</td>" >> ./test_simulator_results.html
                     else
                         echo "        <td bgcolor = \"red\" >KO</td>" >> ./test_simulator_results.html
                     fi
                     echo "        <td><pre>" >> ./test_simulator_results.html
-                    if [ $NB_ENB_GOT_SYNC -eq 1 ]
+                    if [ $NB_ENB_GOT_SYNC -gt 0 ]
                     then
                         echo "<font color = \"blue\">- eNB --> got sync</font>" >> ./test_simulator_results.html
                     else

ci-scripts/runTestOnVM.sh

@@ -1235,9 +1235,9 @@ function start_rf_sim_gnb {
     then
         if [ $LOC_RA_TEST -eq 0 ] #no RA test => use --phy-test option
         then
-            echo "echo \"./nr-softmodem -O /home/ubuntu/tmp/ci-scripts/conf_files/ci-$LOC_CONF_FILE --log_config.global_log_options level,nocolor --parallel-config PARALLEL_SINGLE_THREAD --noS1 --nokrnmod 1 --rfsim --phy-test\" > ./my-nr-softmodem-run.sh " >> $1
+            echo "echo \"./nr-softmodem -O /home/ubuntu/tmp/ci-scripts/conf_files/ci-$LOC_CONF_FILE --log_config.global_log_options level,nocolor --parallel-config PARALLEL_SINGLE_THREAD --noS1 --nokrnmod 1 --rfsim --phy-test --lowmem --noS1\" > ./my-nr-softmodem-run.sh " >> $1
         else #RA test => use --do-ra option
-            echo "echo \"./nr-softmodem -O /home/ubuntu/tmp/ci-scripts/conf_files/ci-$LOC_CONF_FILE --log_config.global_log_options level,nocolor --parallel-config PARALLEL_SINGLE_THREAD --rfsim --do-ra\" > ./my-nr-softmodem-run.sh " >> $1
+            echo "echo \"./nr-softmodem -O /home/ubuntu/tmp/ci-scripts/conf_files/ci-$LOC_CONF_FILE --log_config.global_log_options level,nocolor --parallel-config PARALLEL_SINGLE_THREAD --rfsim --do-ra --lowmem --noS1\" > ./my-nr-softmodem-run.sh " >> $1
         fi
     fi
     echo "chmod 775 ./my-nr-softmodem-run.sh" >> $1

ci-scripts/xml_files/multi_rru_band38_build.xml

@@ -26,7 +26,7 @@
 	<htmlTabIcon>wrench</htmlTabIcon>
 	<TestCaseRequestedList>
  010101 010102 010103
- 000101 000102 000103
+ 000102 000103 000101
 	</TestCaseRequestedList>
 	<TestCaseExclusionList></TestCaseExclusionList>
 
@@ -50,7 +50,7 @@
 	<testCase id="010102">
 		<class>Build_eNB</class>
 		<desc>Build Master RRU</desc>
-		<Build_eNB_args>-w USRP -c --eNB --ninja</Build_eNB_args>
+		<Build_eNB_args>-w USRP -c --RU --ninja</Build_eNB_args>
 		<eNB_instance>1</eNB_instance>
 		<eNB_serverId>1</eNB_serverId>
 		<backgroundBuild>True</backgroundBuild>
@@ -59,7 +59,7 @@
 	<testCase id="000102">
 		<class>WaitEndBuild_eNB</class>
 		<desc>Wait for end of Build Master RRU</desc>
-		<Build_eNB_args>-w USRP -c --eNB --ninja</Build_eNB_args>
+		<Build_eNB_args>-w USRP -c --RU --ninja</Build_eNB_args>
 		<eNB_instance>1</eNB_instance>
 		<eNB_serverId>1</eNB_serverId>
 	</testCase>
@@ -67,7 +67,7 @@
 	<testCase id="010103">
 		<class>Build_eNB</class>
 		<desc>Build Slave RRU</desc>
-		<Build_eNB_args>-w USRP -c --eNB --ninja</Build_eNB_args>
+		<Build_eNB_args>-w USRP -c --RU --ninja</Build_eNB_args>
 		<eNB_instance>2</eNB_instance>
 		<eNB_serverId>2</eNB_serverId>
 		<backgroundBuild>True</backgroundBuild>
@@ -76,7 +76,7 @@
 	<testCase id="000103">
 		<class>WaitEndBuild_eNB</class>
 		<desc>Wait for end of Build Slave RRU</desc>
-		<Build_eNB_args>-w USRP -c --eNB --ninja</Build_eNB_args>
+		<Build_eNB_args>-w USRP -c --RU --ninja</Build_eNB_args>
 		<eNB_instance>2</eNB_instance>
 		<eNB_serverId>2</eNB_serverId>
 	</testCase>

cmake_targets/autotests/test_case_list.xml

@@ -1099,8 +1099,9 @@
                                  (Test14: 3 PTRS, 8 Interpolated Symbols),
                                  (Test15: 6 PTRS, 5 Interpolated Symbols),
                                  (Test16: 11 PTRS, 0 Interpolated Symbols),
-                                 (Test17: 2 DMRS Symbols),
-                                 (Test18: 3 DMRS Symbols)</desc>
+                                 (Test17: Mapping type A, 2 DMRS Symbols),
+                                 (Test18: Mapping type A, 3 DMRS Symbols),
+                                 (Test19: Mapping type B, 4 DMRS Symbols)</desc>
       <pre_compile_prog></pre_compile_prog>
       <compile_prog>$OPENAIR_DIR/cmake_targets/build_oai</compile_prog>
       <compile_prog_args> --phy_simulators  -c </compile_prog_args>
@@ -1124,8 +1125,9 @@
                   -n100 -s5 -T 2 1 2
                   -n100 -s5 -T 2 0 4
                   -n100 -s2 -U 2 0 1
-                  -n100 -s2 -U 2 0 2</main_exec_args>
-      <tags>nr_dlsim.test1 nr_dlsim.test2 nr_dlsim.test3 nr_dlsim.test4 nr_dlsim.test5 nr_dlsim.test6 nr_dlsim.test7 nr_dlsim.test8 nr_dlsim.test9 nr_dlsim.test10 nr_dlsim.test11 nr_dlsim.test12 nr_dlsim.test13 nr_dlsim.test14 nr_dlsim.test15 nr_dlsim.test16 nr_dlsim.test17 nr_dlsim.test18</tags>
+                  -n100 -s2 -U 2 0 2
+                  -n100 -s2 -U 2 1 3</main_exec_args>
+      <tags>nr_dlsim.test1 nr_dlsim.test2 nr_dlsim.test3 nr_dlsim.test4 nr_dlsim.test5 nr_dlsim.test6 nr_dlsim.test7 nr_dlsim.test8 nr_dlsim.test9 nr_dlsim.test10 nr_dlsim.test11 nr_dlsim.test12 nr_dlsim.test13 nr_dlsim.test14 nr_dlsim.test15 nr_dlsim.test16 nr_dlsim.test17 nr_dlsim.test18 nr_dlsim.test19</tags>
       <search_expr_true>PDSCH test OK</search_expr_true>
       <search_expr_false>segmentation fault|assertion|exiting|fatal</search_expr_false>
       <nruns>3</nruns>
@@ -1287,15 +1289,16 @@
                                  (Test3: MCS 28 50 PRBs),
                                  (Test4: MCS 9 217 PRBs),
                                  (Test5: MCS 9 273 PRBs),
-                                 (Test6: DMRS Type A, 3 DMRS, 4 PTRS, 5 Interpolated Symbols),
-                                 (Test7: DMRS Type B, 3 DMRS, 2 PTRS, 7 Interpolated Symbols),
-                                 (Test8: DMRS Type B, 3 DMRS, 2 PTRS, 3 Interpolated Symbols),
-                                 (Test9: SC-FDMA, 50 PRBs),
-                                 (Test10: SC-FDMA, 75 PRBs),
-                                 (Test11: SC-FDMA, 216 PRBs),
-                                 (Test12: SC-FDMA, 273 PRBs),
-                                 (Test13: SC-FDMA, 3 DMRS),
-                                 (Test14: MCS 16 50 PRBs 2 RX_Antenna)</desc>
+                                 (Test6: DMRS Type A, 2 DMRS Symbols),
+                                 (Test7: DMRS Type A, 3 DMRS, 4 PTRS, 5 Interpolated Symbols),
+                                 (Test8: DMRS Type B, 3 DMRS, 2 PTRS, 7 Interpolated Symbols),
+                                 (Test9: DMRS Type B, 3 DMRS, 2 PTRS, 3 Interpolated Symbols),
+                                 (Test10: SC-FDMA, 50 PRBs),
+                                 (Test11: SC-FDMA, 75 PRBs),
+                                 (Test12: SC-FDMA, 216 PRBs),
+                                 (Test13: SC-FDMA, 273 PRBs),
+                                 (Test14: SC-FDMA, 3 DMRS),
+                                 (Test15: MCS 16 50 PRBs 2 RX_Antenna)</desc>
       <pre_compile_prog></pre_compile_prog>
       <compile_prog>$OPENAIR_DIR/cmake_targets/build_oai</compile_prog>
       <compile_prog_args> --phy_simulators  -c </compile_prog_args>
@@ -1307,6 +1310,7 @@
                       -n100 -m28 -s20
                       -n100 -m9 -R217 -r217 -s5
                       -n100 -m9 -R273 -r273 -s5
+                      -n100 -s5 -U 2 0 1
                       -n100 -s5 -T 2 1 2 -U 2 0 2
                       -n100 -s5 -T 2 2 2 -U 2 1 2
                       -n100 -s5 -a4 -b8 -T 2 1 2 -U 2 1 3
@@ -1317,7 +1321,7 @@
                       -n100 -s2 -Z -U 2 0 2
                       -n100 -m16 -s10 -z2</main_exec_args>
 
-      <tags>nr_ulsim.test1 nr_ulsim.test2 nr_ulsim.test3 nr_ulsim.test4 nr_ulsim.test5 nr_ulsim.test6 nr_ulsim.test7 nr_ulsim.test8 nr_ulsim.test9 nr_ulsim.test10 nr_ulsim.test11 nr_ulsim.test12 nr_ulsim.test13 nr_ulsim.test14</tags>
+      <tags>nr_ulsim.test1 nr_ulsim.test2 nr_ulsim.test3 nr_ulsim.test4 nr_ulsim.test5 nr_ulsim.test6 nr_ulsim.test7 nr_ulsim.test8 nr_ulsim.test9 nr_ulsim.test10 nr_ulsim.test11 nr_ulsim.test12 nr_ulsim.test13 nr_ulsim.test14 nr_ulsim.test15</tags>
       <search_expr_true>PUSCH test OK</search_expr_true>
       <search_expr_false>segmentation fault|assertion|exiting|fatal</search_expr_false>
       <nruns>3</nruns>

cmake_targets/build_oai

@@ -104,6 +104,8 @@ Options
   Makes the NR softmodem
 --nrUE
   Makes the NR UE softmodem
+--RU
+  Makes the OAI RRU (without full stack) 
 --UE
    Makes the UE specific parts (ue_ip, usim, nvram) from the given configuration file
 --UE-conf-nvram [configuration file]
@@ -241,25 +243,34 @@ function main() {
             shift;;
        --eNB)
             eNB=1
+            RU=0
             echo_info "Will compile eNB"
             shift;;
        --eNBocp)
             eNBocp=1
+            RU=0
             echo_info "Will compile OCP eNB"
             shift;;
       --gNB)
             gNB=1
+            RU=0
             NR="True"
             echo_info "Will compile gNB"
             shift;;
+       --RU)
+	    RU=1
+            echo_info "Will compile RRU"
+	    shift;;
        -a | --agent)
             echo_info "FlexRAN support is always compiled into the eNB"
             shift;;
        --UE)
+            RU=0
             UE=1
             echo_info "Will compile UE"
             shift;;
        --nrUE)
+            RU=0
             nrUE=1
             NR="True"
             echo_info "Will compile NR UE"
@@ -296,6 +307,7 @@ function main() {
             shift 2;;
        -P | --phy_simulators)
             SIMUS_PHY=1
+	    RU=0
             echo_info "Will compile dlsim, ulsim, ..."
             shift;;
        -S | --core_simulators)
@@ -464,7 +476,7 @@ function main() {
   ########################################################
   # to be discussed
   
-  if [ "$eNB" = "1" -o "$eNBocp" = "1" -o "$gNB" = "1" ] ; then
+  if [ "$eNB" = "1" -o "$eNBocp" = "1" -o "$gNB" = "1" -o "$RU" = "1" ] ; then
       if [ "$HW" = "None" -a  "$TP" = "None" ] ; then
 	      echo_info "No local radio head and no transport protocol selected"
       fi
@@ -591,7 +603,7 @@ function main() {
   config_libconfig_shlib=params_libconfig
   
   # first generate the CMakefile in the right directory
-  if [ "$eNB" = "1" -o "$eNBocp" = "1" -o "$UE" = "1" -o "$gNB" = "1" -o "$nrUE" = "1" -o "$HW" = "EXMIMO" -o "$ittiSIM" = "1" ] ; then
+  if [ "$eNB" = "1" -o "$eNBocp" = "1" -o "$UE" = "1" -o "$gNB" = "1" -o "$RU" = "1" -o "$nrUE" = "1" -o "$HW" = "EXMIMO" -o "$ittiSIM" = "1" ] ; then
 
     # softmodem compilation
 
@@ -615,6 +627,7 @@ function main() {
     echo "set ( UE_TIMING_TRACE $UE_TIMING_TRACE )"                       >> $cmake_file
     echo "set ( USRP_REC_PLAY $USRP_REC_PLAY )"                           >> $cmake_file
     echo "set ( SKIP_SHARED_LIB_FLAG $SKIP_SHARED_LIB_FLAG )"             >> $cmake_file
+    echo "set ( RU $RU )"                                                 >> $cmake_file
     echo "set ( ITTI_SIM $ITTI_SIM )"                                     >> $cmake_file
     echo "set ( SANITIZE_ADDRESS $SANITIZE_ADDRESS )"                     >> $cmake_file
     echo 'include(${CMAKE_CURRENT_SOURCE_DIR}/../CMakeLists.txt)'         >> $cmake_file
@@ -631,6 +644,9 @@ function main() {
     if [ "$gNB" = "1" ] ; then
       execlist="$execlist nr-softmodem"
     fi
+    if [ "$RU" = "1" ] ; then
+      execlist="$execlist oairu"
+    fi
     if [ "$UE" = 1 ] ; then
       execlist="$execlist lte-uesoftmodem"
     fi
@@ -659,28 +675,29 @@ function main() {
         $build_dir $config_libconfig_shlib \
         lib$config_libconfig_shlib.so $dbin/lib$config_libconfig_shlib.so
 
-      compilations \
-        $build_dir coding \
-        libcoding.so $dbin/libcoding.so
-
+      if [ "$RU" = "0" ] ; then
 
-      #check if we run inside a container or not
-      #IS_CONTAINER variable is defined in build_helper file
-      #compile  nasmesh and rb_tool only if NOT running in a container
-      if [ $IS_CONTAINER -eq 0 ]
-      then
         compilations \
-          $build_dir nasmesh \
-          CMakeFiles/nasmesh/nasmesh.ko $dbin/nasmesh.ko
+          $build_dir coding \
+          libcoding.so $dbin/libcoding.so
+
+        #check if we run inside a container or not
+        #IS_CONTAINER variable is defined in build_helper file
+        #compile  nasmesh and rb_tool only if NOT running in a container
+        if [ $IS_CONTAINER -eq 0 ]
+        then
+          compilations \
+            $build_dir nasmesh \
+            CMakeFiles/nasmesh/nasmesh.ko $dbin/nasmesh.ko
 
-        compilations \
-          $build_dir rb_tool \
-          rb_tool $dbin/rb_tool
+          compilations \
+            $build_dir rb_tool \
+            rb_tool $dbin/rb_tool
 
-        cp $OPENAIR_DIR/cmake_targets/tools/init_nas_nos1 $dbin
-      fi #IS_CONTAINER
+          cp $OPENAIR_DIR/cmake_targets/tools/init_nas_nos1 $dbin
+        fi #IS_CONTAINER
+      fi
     fi
-
   fi
 
   if [ "$UE" = 1 ] ; then
@@ -862,7 +879,7 @@ function main() {
   ####################################################
   # Build RF device and transport protocol libraries #
   ####################################################
-  if [ "$eNB" = "1" -o "$eNBocp" = "1" -o "$UE" = "1" -o "$gNB" = "1" -o "$nrUE" = "1" -o "$HWLAT" = "1" ] ; then
+  if [ "$eNB" = "1" -o "$eNBocp" = "1" -o "$UE" = "1" -o "$gNB" = "1" -o "$RU" = "1"  -o "$nrUE" = "1" -o "$HWLAT" = "1" ] ; then
 
       # build RF device libraries
       if [ "$HW" != "None" ] ; then

cmake_targets/phy_simulators/CMakeLists.txt

@@ -17,4 +17,5 @@ set ( UE_TIMING_TRACE False )
 set ( USRP_REC_PLAY False )
 set ( SKIP_SHARED_LIB_FLAG False )
 set ( PHYSIM True)
+set ( RU 0)
 include(${CMAKE_CURRENT_SOURCE_DIR}/../CMakeLists.txt)

cmake_targets/tools/build_helper

@@ -113,6 +113,7 @@ check_supported_distribution() {
         "rhel7.6")     return 0 ;;
         "rhel7.7")     return 0 ;;
         "rhel7.8")     return 0 ;;
+	"rhel7.9")     return 0 ;;
         "rhel8.2")     return 0 ;;
         "rhel8.3")     return 0 ;;
         "rhel8.4")     return 0 ;;
@@ -320,7 +321,7 @@ install_usrp_uhd_driver_from_source(){
     rm -rf /tmp/uhd
     git clone https://github.com/EttusResearch/uhd.git
     cd uhd
-    git checkout tags/v4.0.0.0
+    git checkout tags/v3.14.0.0
     mkdir -p host/build
     cd host/build
     $CMAKE ../