From d62fe071cb299f9dfe9fca80d0410b7379a3c817 Mon Sep 17 00:00:00 2001
From: bruno mongazon <bruno.mongazon-cazavet@nokia-bell-labs.com>
Date: Tue, 16 Jan 2018 10:15:35 +0100
Subject: [PATCH] Fix #582, ENABLE_PGM_TRANSPORT removed, RRH related removed
---
cmake_targets/CMakeLists.txt | 30 +-
cmake_targets/build_oai | 55 +-
cmake_targets/epc_test/CMakeLists.template | 2 -
.../oaisim_build_oai/CMakeLists.template | 2 -
.../oaisim_mme_build_oai/CMakeLists.template | 2 -
.../oaisim_noS1_build_oai/CMakeLists.template | 2 -
.../s1c_mme_test/CMakeLists.template | 2 -
.../ETH_TRANSPORT/bypass_session_layer.c | 69 -
openair1/SIMULATION/ETH_TRANSPORT/defs.h | 6 -
.../SIMULATION/ETH_TRANSPORT/emu_transport.c | 37 -
.../SIMULATION/ETH_TRANSPORT/multicast_link.c | 2 -
openair1/SIMULATION/ETH_TRANSPORT/pgm_link.c | 417 ------
openair1/SIMULATION/ETH_TRANSPORT/pgm_link.h | 38 -
targets/RT/USER/UE_transport_IQ.c | 548 --------
targets/RT/USER/eNB_transport_IQ.c | 744 ----------
targets/RT/USER/rrh.c | 1220 -----------------
targets/RT/USER/rrh.gtkw | 195 ---
targets/RT/USER/rrh_gw.c | 460 -------
targets/RT/USER/rrh_gw.h | 104 --
targets/RT/USER/rrh_gw_externs.h | 48 -
targets/SIMU/USER/Makefile | 2 +-
21 files changed, 5 insertions(+), 3980 deletions(-)
delete mode 100644 openair1/SIMULATION/ETH_TRANSPORT/pgm_link.c
delete mode 100644 openair1/SIMULATION/ETH_TRANSPORT/pgm_link.h
delete mode 100644 targets/RT/USER/UE_transport_IQ.c
delete mode 100644 targets/RT/USER/eNB_transport_IQ.c
delete mode 100644 targets/RT/USER/rrh.c
delete mode 100644 targets/RT/USER/rrh.gtkw
delete mode 100644 targets/RT/USER/rrh_gw.c
delete mode 100644 targets/RT/USER/rrh_gw.h
delete mode 100644 targets/RT/USER/rrh_gw_externs.h
diff --git a/cmake_targets/CMakeLists.txt b/cmake_targets/CMakeLists.txt
index 8737df7ea0..7d1b8bb1be 100644
--- a/cmake_targets/CMakeLists.txt
+++ b/cmake_targets/CMakeLists.txt
@@ -608,12 +608,6 @@ add_boolean_option(FLEXRAN_AGENT_SB_IF False "enable FlexRAN
##########################
add_boolean_option(ENB_MODE True "Swap the include directories between openair2 and openair3" )
-##########################
-# Emulation options
-##########################
-add_boolean_option(ENABLE_PGM_TRANSPORT False "specific to oaisim, emulation through ethernet, reliable multicast")
-add_boolean_option(ADDR_CONF False "specific to oaisim, IP autoconf of user-plane IP interface")
-
##########################
# SCHEDULING/REAL-TIME/PERF options
##########################
@@ -1595,7 +1589,6 @@ ${OPENAIR1_DIR}/SIMULATION/ETH_TRANSPORT/multicast_link.c
${OPENAIR1_DIR}/SIMULATION/ETH_TRANSPORT/socket.c
${OPENAIR1_DIR}/SIMULATION/ETH_TRANSPORT/bypass_session_layer.c
#${OPENAIR1_DIR}/SIMULATION/ETH_TRANSPORT/emu_transport.c
-${OPENAIR1_DIR}/SIMULATION/ETH_TRANSPORT/pgm_link.c
)
add_library(OPENAIR0_LIB
@@ -1812,27 +1805,6 @@ target_link_libraries (lte-softmodem-nos1 pthread m ${CONFIG_LIBRARIES} rt crypt
target_link_libraries (lte-softmodem-nos1 ${LIB_LMS_LIBRARIES})
target_link_libraries (lte-softmodem-nos1 ${T_LIB})
-# rrh
-################################
-#Note: only one RF type (USRP) is currently supported for RRH
-add_executable(rrh_gw
- ${OPENAIR_TARGETS}/RT/USER/rrh_gw.c
- ${OPENAIR_TARGETS}/RT/USER/eNB_transport_IQ.c
- ${OPENAIR_TARGETS}/RT/USER/UE_transport_IQ.c
- ${OPENAIR_TARGETS}/RT/USER/rt_wrapper.c
- ${OPENAIR_TARGETS}/ARCH/COMMON/common_lib.c
- ${T_SOURCE}
- )
-target_include_directories(rrh_gw PRIVATE ${OPENAIR_DIR}/common/utils/itti)
-target_link_libraries(rrh_gw
- -Wl,--start-group
- UTIL LFDS -ldl
- -Wl,--end-group )
-target_link_libraries (rrh_gw rt pthread m )
-target_link_libraries (rrh_gw ${LIB_LMS_LIBRARIES})
-target_link_libraries (rrh_gw ${T_LIB})
-
-
# USIM process
#################
#add_executable(usim
@@ -2047,7 +2019,7 @@ endforeach(myExe)
if (${T_TRACER})
foreach(i
#all "add_executable" definitions (except tests, rb_tool, updatefw)
- lte-softmodem lte-softmodem-nos1 rrh_gw oaisim oaisim_nos1
+ lte-softmodem lte-softmodem-nos1 oaisim oaisim_nos1
dlsim_tm4 dlsim dlsim_tm7 ulsim pbchsim scansim mbmssim
pdcchsim pucchsim prachsim syncsim
#all "add_library" definitions
diff --git a/cmake_targets/build_oai b/cmake_targets/build_oai
index d625dfa159..2ac0975a81 100755
--- a/cmake_targets/build_oai
+++ b/cmake_targets/build_oai
@@ -100,8 +100,6 @@ Options
Specify conf_nvram_path (default \"$conf_nvram_path\")
--UE-gen-nvram [output path]
Specify gen_nvram_path (default \"$gen_nvram_path\")
---RRH
- Makes the RRH
-a | --agent
Enables agent for software-defined control of the eNB
-r | --3gpp-release
@@ -219,10 +217,6 @@ function main() {
--UE-gen-nvram)
gen_nvram_path=$(readlink -f $2)
shift 2;;
- --RRH)
- RRH=1
- echo_info "Will compile RRH"
- shift;;
-r | --3gpp-release)
REL=$2
echo_info "Setting release to: $REL"
@@ -371,7 +365,7 @@ function main() {
echo_info "CMAKE_CMD=$CMAKE_CMD"
#########################################################
- # check validity of HW and TP parameters for RRH and eNB
+ # check validity of HW and TP parameters for eNB
#########################################################
# to be discussed
@@ -387,15 +381,6 @@ function main() {
fi
fi
- if [ "$RRH" = "1" ] ; then
- if [ "$TP" = "None" ] ; then
- echo_fatal "A transport protocol (e.g. -t ETHERNET) must be defined!"
- fi
- if [ "$HW" = "None" ] ; then
- echo_info "No radio head has been selected (HW set to $HW)"
- fi
- fi
-
echo_info "RF HW set to $HW"
#Now we set flags to enable deadline scheduler settings
#By default: USRP: disable,
@@ -793,36 +778,6 @@ function main() {
# oaisim_mme $dbin/oaisim_mme.$REL
fi
- # RRH compilation
- #####################
- if [ "$RRH" = "1" ] ; then
-
- rrh_exec=rrh_gw
- rrh_build_dir=rrh_gw
-
- echo_info "Compiling $rrh_exec ..."
-
- [ "$CLEAN" = "1" ] && rm -rf $DIR/rrh_gw/build
- mkdir -p $DIR/$rrh_build_dir/build
- cmake_file=$DIR/$rrh_build_dir/CMakeLists.txt
- echo "cmake_minimum_required(VERSION 2.8)" > $cmake_file
- echo "set ( CMAKE_BUILD_TYPE $CMAKE_BUILD_TYPE )" >> $cmake_file
- echo "set ( ENABLE_VCD_FIFO $VCD_TIMING )" >> $cmake_file
- echo "set ( ENABLE_ITTI False )" >> $cmake_file
- echo "set ( RF_BOARD \"${HW}\")" >> $cmake_file
- echo "set ( TRANSP_PRO \"${TP}\")" >> $cmake_file
- echo 'set ( PACKAGE_NAME "\"rrh_gw\"")' >> $cmake_file
- echo "set ( DEADLINE_SCHEDULER \"${DEADLINE_SCHEDULER_FLAG_USER}\" )" >>$cmake_file
- echo "set ( CPU_AFFINITY \"${CPU_AFFINITY_FLAG_USER}\" )" >>$cmake_file
- echo "set ( T_TRACER $T_TRACER )" >> $cmake_file
- echo 'include(${CMAKE_CURRENT_SOURCE_DIR}/../CMakeLists.txt)' >> $cmake_file
- cd $DIR/$rrh_build_dir/build
- eval $CMAKE_CMD
- compilations \
- rrh_gw rrh_gw \
- rrh_gw $dbin/rrh_gw
-
- fi
# Telnet server compilation
#####################
if [ "$BUILD_TELNETSRV" = "1" ] ; then
@@ -841,13 +796,9 @@ function main() {
fi
# build RF device and transport protocol libraries
#####################################
- if [ "$eNB" = "1" -o "$UE" = "1" -o "$RRH" = "1" ] ; then
+ if [ "$eNB" = "1" -o "$UE" = "1" ] ; then
- if [ "$eNB" = "1" -o "$UE" = "1" ] ; then
- build_dir=$lte_build_dir
- else
- build_dir=$rrh_build_dir
- fi
+ build_dir=$lte_build_dir
# build RF device libraries
if [ "$HW" != "None" ] ; then
diff --git a/cmake_targets/epc_test/CMakeLists.template b/cmake_targets/epc_test/CMakeLists.template
index 6209cc9f0e..302ae7bcf3 100644
--- a/cmake_targets/epc_test/CMakeLists.template
+++ b/cmake_targets/epc_test/CMakeLists.template
@@ -2,7 +2,6 @@ cmake_minimum_required(VERSION 2.8)
set ( CMAKE_BUILD_TYPE "RelWithDebInfo" )
set ( ASN_DEBUG False)
-set ( ADDR_CONF False )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 True )
@@ -11,7 +10,6 @@ set ( ENABLE_FXP True )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING True )
set ( ENABLE_NEW_MULTICAST True )
-set ( ENABLE_PGM_TRANSPORT True )
set ( ENABLE_SECURITY True )
set ( ENABLE_STANDALONE_EPC False)
set ( ENABLE_USE_CPU_EXECUTION_TIME True )
diff --git a/cmake_targets/oaisim_build_oai/CMakeLists.template b/cmake_targets/oaisim_build_oai/CMakeLists.template
index 3d88fb39ae..951b69b783 100644
--- a/cmake_targets/oaisim_build_oai/CMakeLists.template
+++ b/cmake_targets/oaisim_build_oai/CMakeLists.template
@@ -1,7 +1,6 @@
cmake_minimum_required(VERSION 2.8)
set ( CMAKE_BUILD_TYPE "RelWithDebInfo" )
-set ( ADDR_CONF False )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 True )
@@ -9,7 +8,6 @@ set ( ENABLE_FXP True )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING True )
set ( ENABLE_NEW_MULTICAST True )
-set ( ENABLE_PGM_TRANSPORT True )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY True )
set ( ENABLE_STANDALONE_EPC False)
diff --git a/cmake_targets/oaisim_mme_build_oai/CMakeLists.template b/cmake_targets/oaisim_mme_build_oai/CMakeLists.template
index 528e09556d..c1ed73bdd8 100644
--- a/cmake_targets/oaisim_mme_build_oai/CMakeLists.template
+++ b/cmake_targets/oaisim_mme_build_oai/CMakeLists.template
@@ -1,7 +1,6 @@
cmake_minimum_required(VERSION 2.8)
set ( CMAKE_BUILD_TYPE "RelWithDebInfo" )
-set ( ADDR_CONF False )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 False )
@@ -9,7 +8,6 @@ set ( ENABLE_FXP False )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING False )
set ( ENABLE_NEW_MULTICAST False )
-set ( ENABLE_PGM_TRANSPORT False )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY False )
set ( ENABLE_STANDALONE_EPC False )
diff --git a/cmake_targets/oaisim_noS1_build_oai/CMakeLists.template b/cmake_targets/oaisim_noS1_build_oai/CMakeLists.template
index 09c389fbcc..68e5ee0e0a 100644
--- a/cmake_targets/oaisim_noS1_build_oai/CMakeLists.template
+++ b/cmake_targets/oaisim_noS1_build_oai/CMakeLists.template
@@ -1,6 +1,5 @@
cmake_minimum_required(VERSION 2.8)
-set ( ADDR_CONF False )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 True )
@@ -8,7 +7,6 @@ set ( ENABLE_FXP True )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING False )
set ( ENABLE_NEW_MULTICAST True )
-set ( ENABLE_PGM_TRANSPORT True )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY False )
set ( ENABLE_STANDALONE_EPC False)
diff --git a/cmake_targets/s1c_mme_test/CMakeLists.template b/cmake_targets/s1c_mme_test/CMakeLists.template
index 0d8ec5e67a..c293e176c2 100644
--- a/cmake_targets/s1c_mme_test/CMakeLists.template
+++ b/cmake_targets/s1c_mme_test/CMakeLists.template
@@ -1,7 +1,6 @@
cmake_minimum_required(VERSION 2.8)
set ( CMAKE_BUILD_TYPE "RelWithDebInfo" )
-set ( ADDR_CONF False )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 True )
@@ -10,7 +9,6 @@ set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING True )
set ( ENABLE_NEW_MULTICAST True )
set ( ENABLE_PDCP_NETLINK_FIFO False )
-set ( ENABLE_PGM_TRANSPORT True )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY True )
set ( ENABLE_STANDALONE_EPC False)
diff --git a/openair1/SIMULATION/ETH_TRANSPORT/bypass_session_layer.c b/openair1/SIMULATION/ETH_TRANSPORT/bypass_session_layer.c
index b3aefbb245..e96db24521 100644
--- a/openair1/SIMULATION/ETH_TRANSPORT/bypass_session_layer.c
+++ b/openair1/SIMULATION/ETH_TRANSPORT/bypass_session_layer.c
@@ -39,7 +39,6 @@
#include "UTIL/LOG/log.h"
#include "multicast_link.h"
-#include "pgm_link.h"
char rx_bufferP[BYPASS_RX_BUFFER_SIZE];
unsigned int num_bytesP = 0;
@@ -49,10 +48,6 @@ static unsigned int byte_tx_count;
unsigned int Master_list_rx;
static uint64_t seq_num_tx = 0;
-#if defined(ENABLE_PGM_TRANSPORT)
-extern unsigned int pgm_would_block;
-#endif
-
mapping transport_names[] = {
{"WAIT PM TRANSPORT INFO", EMU_TRANSPORT_INFO_WAIT_PM},
{"WAIT SM TRANSPORT INFO", EMU_TRANSPORT_INFO_WAIT_SM},
@@ -60,9 +55,6 @@ mapping transport_names[] = {
{"ENB_TRANSPORT INFO", EMU_TRANSPORT_INFO_ENB},
{"UE TRANSPORT INFO", EMU_TRANSPORT_INFO_UE},
{"RELEASE TRANSPORT INFO", EMU_TRANSPORT_INFO_RELEASE},
-#if defined(ENABLE_PGM_TRANSPORT)
- {"NACK TRANSPORT INFO", EMU_TRANSPORT_NACK},
-#endif
{NULL, -1}
};
@@ -77,9 +69,6 @@ void init_bypass (void)
pthread_mutex_init (&emul_low_mutex, NULL);
pthread_cond_init (&emul_low_cond, NULL);
emul_low_mutex_var = 1;
-#endif
-#if defined(ENABLE_PGM_TRANSPORT)
- pgm_oai_init(oai_emulation.info.multicast_ifname);
#endif
bypass_init (emul_tx_handler, emul_rx_handler);
}
@@ -318,20 +307,12 @@ int bypass_rx_data(unsigned int frame, unsigned int last_slot,
frame, next_slot, is_master);
#if defined(ENABLE_NEW_MULTICAST)
-# if defined(ENABLE_PGM_TRANSPORT)
- num_bytesP = pgm_recv_msg(oai_emulation.info.multicast_group,
- (uint8_t *)&rx_bufferP[0], sizeof(rx_bufferP),
- frame, next_slot);
-
- DevCheck(num_bytesP > 0, num_bytesP, 0, 0);
-# else
if (multicast_link_read_data_from_sock(is_master) == 1) {
/* We got a timeout */
return -1;
}
-# endif
#else
pthread_mutex_lock(&emul_low_mutex);
@@ -359,10 +340,6 @@ int bypass_rx_data(unsigned int frame, unsigned int last_slot,
num_bytesP, map_int_to_str(transport_names, messg->Message_type),
messg->master_id,
messg->seq_num);
-#if defined(ENABLE_PGM_TRANSPORT)
-
- if (messg->Message_type != EMU_TRANSPORT_NACK)
-#endif
DevCheck4((messg->frame == frame) && (messg->subframe == (next_slot>>1)),
messg->frame, frame, messg->subframe, next_slot>>1);
@@ -405,20 +382,6 @@ int bypass_rx_data(unsigned int frame, unsigned int last_slot,
Master_list_rx = oai_emulation.info.master_list;
LOG_E(EMU, "RX EMU_TRANSPORT_INFO_RELEASE\n");
break;
-#if defined(ENABLE_PGM_TRANSPORT)
-
- case EMU_TRANSPORT_NACK:
- if (messg->failing_master_id == oai_emulation.info.master_id) {
- /* We simply re-send the last message */
- pgm_link_send_msg(oai_emulation.info.multicast_group,
- (uint8_t *)bypass_tx_buffer, byte_tx_count);
- } else {
- /* Sleep awhile till other peers have recovered data */
- usleep(500);
- }
-
- break;
-#endif
default:
LOG_E(EMU, "[MAC][BYPASS] ERROR RX UNKNOWN MESSAGE\n");
@@ -483,13 +446,6 @@ void bypass_signal_mac_phy(unsigned int frame, unsigned int last_slot,
}
}
-#if defined(ENABLE_PGM_TRANSPORT)
-void bypass_tx_nack(unsigned int frame, unsigned int next_slot)
-{
- bypass_tx_data(NACK_TRANSPORT, frame, next_slot);
-}
-#endif
-
/***************************************************************************/
void bypass_tx_data(emu_transport_info_t Type, unsigned int frame, unsigned int next_slot)
{
@@ -519,26 +475,6 @@ void bypass_tx_data(emu_transport_info_t Type, unsigned int frame, unsigned int
byte_tx_count = sizeof (bypass_msg_header_t) + sizeof (
bypass_proto2multicast_header_t);
-#if defined(ENABLE_PGM_TRANSPORT)
-
- if (Type == NACK_TRANSPORT) {
- int i;
- messg->Message_type = EMU_TRANSPORT_NACK;
-
- for (i = 0; i < oai_emulation.info.nb_master; i++) {
- /* Skip our id */
- if (i == oai_emulation.info.master_id)
- continue;
-
- if ((Master_list_rx & (1 << i)) == 0) {
- messg->failing_master_id = i;
- break;
- }
- }
-
- LOG_T(EMU,"[TX_DATA] NACK TRANSPORT\n");
- } else
-#endif
if (Type == WAIT_PM_TRANSPORT) {
messg->Message_type = EMU_TRANSPORT_INFO_WAIT_PM;
LOG_T(EMU,"[TX_DATA] WAIT SYNC PM TRANSPORT\n");
@@ -630,13 +566,8 @@ void bypass_tx_data(emu_transport_info_t Type, unsigned int frame, unsigned int
((bypass_proto2multicast_header_t *) bypass_tx_buffer)->size = byte_tx_count -
sizeof (bypass_proto2multicast_header_t);
-#if defined(ENABLE_PGM_TRANSPORT)
- pgm_link_send_msg(oai_emulation.info.multicast_group,
- (uint8_t *)bypass_tx_buffer, byte_tx_count);
-#else
multicast_link_write_sock(oai_emulation.info.multicast_group,
bypass_tx_buffer, byte_tx_count);
-#endif
LOG_D(EMU, "Frame %d, subframe %d (%d): Sent %d bytes [%s] with master_id %d and seq %"PRIuMAX"\n",
frame, next_slot>>1, next_slot,byte_tx_count, map_int_to_str(transport_names, Type),
diff --git a/openair1/SIMULATION/ETH_TRANSPORT/defs.h b/openair1/SIMULATION/ETH_TRANSPORT/defs.h
index 3b744aa859..5cd961b61a 100644
--- a/openair1/SIMULATION/ETH_TRANSPORT/defs.h
+++ b/openair1/SIMULATION/ETH_TRANSPORT/defs.h
@@ -41,9 +41,6 @@ typedef enum emu_transport_info_e {
EMU_TRANSPORT_INFO_ENB,
EMU_TRANSPORT_INFO_UE,
EMU_TRANSPORT_INFO_RELEASE
-#if defined(ENABLE_PGM_TRANSPORT)
- ,EMU_TRANSPORT_NACK
-#endif
} emu_transport_info_t;
#define WAIT_PM_TRANSPORT 1
@@ -52,9 +49,6 @@ typedef enum emu_transport_info_e {
#define ENB_TRANSPORT 4
#define UE_TRANSPORT 5
#define RELEASE_TRANSPORT 6
-#if defined(ENABLE_PGM_TRANSPORT)
-# define NACK_TRANSPORT 7
-#endif
#define WAIT_SYNC_TRANSPORT 1
#define SYNCED_TRANSPORT 2
diff --git a/openair1/SIMULATION/ETH_TRANSPORT/emu_transport.c b/openair1/SIMULATION/ETH_TRANSPORT/emu_transport.c
index 186201cd0b..f71a8ee117 100644
--- a/openair1/SIMULATION/ETH_TRANSPORT/emu_transport.c
+++ b/openair1/SIMULATION/ETH_TRANSPORT/emu_transport.c
@@ -40,49 +40,17 @@
#include "UTIL/LOG/log.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
-#include "pgm_link.h"
-
extern unsigned int Master_list_rx;
extern unsigned char NB_INST;
//#define DEBUG_CONTROL 1
//#define DEBUG_EMU 1
-#if defined(ENABLE_PGM_TRANSPORT)
-extern unsigned int pgm_would_block;
-#endif
-
void emu_transport_sync(void)
{
LOG_D(EMU, "Entering EMU transport SYNC is primary master %d\n",
oai_emulation.info.is_primary_master);
-#if defined(ENABLE_PGM_TRANSPORT)
-
- if (oai_emulation.info.is_primary_master == 0) {
- bypass_tx_data(WAIT_SM_TRANSPORT,0,0);
- // just wait to recieve the master 0 msg
- Master_list_rx = oai_emulation.info.master_list - 1;
- bypass_rx_data(0,0,0,1);
- } else {
- bypass_rx_data(0,0,0,0);
- bypass_tx_data(WAIT_PM_TRANSPORT,0,0);
- }
-
- if (oai_emulation.info.master_list != 0) {
- bypass_tx_data(SYNC_TRANSPORT,0,0);
- bypass_rx_data(0,0,0,0);
-
- // i received the sync from all secondary masters
- if (emu_rx_status == SYNCED_TRANSPORT) {
- emu_tx_status = SYNCED_TRANSPORT;
- }
-
- LOG_D(EMU,"TX secondary master SYNC_TRANSPORT state \n");
- }
-
-#else
-
if (oai_emulation.info.is_primary_master == 0) {
retry:
bypass_tx_data(WAIT_SM_TRANSPORT,0,0);
@@ -115,8 +83,6 @@ retry2:
LOG_D(EMU,"TX secondary master SYNC_TRANSPORT state \n");
}
-#endif
-
LOG_D(EMU, "Leaving EMU transport SYNC is primary master %d\n",
oai_emulation.info.is_primary_master);
}
@@ -154,9 +120,6 @@ void emu_transport(unsigned int frame, unsigned int last_slot,
}
}
-#if defined(ENABLE_PGM_TRANSPORT)
- pgm_would_block = 0;
-#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(
VCD_SIGNAL_DUMPER_FUNCTIONS_EMU_TRANSPORT, VCD_FUNCTION_OUT);
}
diff --git a/openair1/SIMULATION/ETH_TRANSPORT/multicast_link.c b/openair1/SIMULATION/ETH_TRANSPORT/multicast_link.c
index 8750be7096..1ba724976f 100644
--- a/openair1/SIMULATION/ETH_TRANSPORT/multicast_link.c
+++ b/openair1/SIMULATION/ETH_TRANSPORT/multicast_link.c
@@ -314,9 +314,7 @@ void multicast_link_start(void (*rx_handlerP) (unsigned int, char *),
LOG_I(EMU, "[MULTICAST] LINK START on interface=%s for group=%d: handler=%p\n",
(multicast_if == NULL) ? "not specified" : multicast_if, multicast_group,
rx_handler);
-#if !defined(ENABLE_PGM_TRANSPORT)
multicast_link_init ();
-#endif
#if ! defined(ENABLE_NEW_MULTICAST)
LOG_D(EMU, "[MULTICAST] multicast link start thread\n");
diff --git a/openair1/SIMULATION/ETH_TRANSPORT/pgm_link.c b/openair1/SIMULATION/ETH_TRANSPORT/pgm_link.c
deleted file mode 100644
index 61bf940660..0000000000
--- a/openair1/SIMULATION/ETH_TRANSPORT/pgm_link.c
+++ /dev/null
@@ -1,417 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-/*! \file pgm_link.c
- * \brief implementation a warpper for openpgm for reliable multicast transmission
- * \author Navid Nikaein and S. Roux
- * \date 2013 - 2014
- * \version 1.0
- * \company Eurecom
- * \email: navid.nikaein@eurecom.fr
- */
-
-#include <pthread.h>
-#include <stdint.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-
-#include <arpa/inet.h>
-
-#if defined(ENABLE_PGM_TRANSPORT)
-
-#include <pgm/pgm.h>
-
-#include "assertions.h"
-
-#include "pgm_link.h"
-#include "multicast_link.h"
-
-#include "UTIL/OCG/OCG.h"
-#include "UTIL/OCG/OCG_extern.h"
-
-#include "UTIL/LOG/log.h"
-
-// #define ENABLE_PGM_DEBUG
-
-typedef struct {
- pgm_sock_t *sock;
- uint16_t port;
- uint8_t rx_buffer[40000];
-} pgm_multicast_group_t;
-
-pgm_multicast_group_t pgm_multicast_group[MULTICAST_LINK_NUM_GROUPS];
-
-static
-int pgm_create_socket(int index, const char *if_addr);
-
-unsigned int pgm_would_block = 1;
-
-#if defined(ENABLE_PGM_DEBUG)
-static void
-log_handler (
- const int log_level,
- const char* message,
- void* closure
-)
-{
- printf("%s\n", message);
-}
-#endif
-
-int pgm_oai_init(char *if_addr)
-{
- pgm_error_t* pgm_err = NULL;
-
- memset(pgm_multicast_group, 0,
- MULTICAST_LINK_NUM_GROUPS * sizeof(pgm_multicast_group_t));
-
-#if defined(ENABLE_PGM_DEBUG)
- pgm_messages_init();
- pgm_min_log_level = PGM_LOG_LEVEL_DEBUG;
- pgm_log_mask = 0xFFF;
-
- pgm_log_set_handler(log_handler, NULL);
-#endif
-
- if (!pgm_init(&pgm_err)) {
- LOG_E(EMU, "Unable to start PGM engine: %s\n", pgm_err->message);
- pgm_error_free (pgm_err);
- exit(EXIT_FAILURE);
- }
-
- return pgm_create_socket(oai_emulation.info.multicast_group, if_addr);
-}
-
-int pgm_recv_msg(int group, uint8_t *buffer, uint32_t length,
- unsigned int frame, unsigned int next_slot)
-{
- size_t num_bytes = 0;
- int status = 0;
- pgm_error_t* pgm_err = NULL;
- struct pgm_sockaddr_t from;
- socklen_t fromlen = sizeof(from);
- uint32_t timeout = 0;
- int flags = 0;
-
- if (pgm_would_block == 0) {
- flags = MSG_DONTWAIT;
- }
-
- DevCheck((group <= MULTICAST_LINK_NUM_GROUPS) && (group >= 0),
- group, MULTICAST_LINK_NUM_GROUPS, 0);
-
-#ifdef DEBUG_EMU
- LOG_I(EMU, "[PGM] Entering recv function for group %d\n", group);
-#endif
-
- do {
- status = pgm_recvfrom(pgm_multicast_group[group].sock,
- buffer,
- length,
- flags,
- &num_bytes,
- &from,
- &fromlen,
- &pgm_err);
-
- if (PGM_IO_STATUS_NORMAL == status) {
-#ifdef DEBUG_EMU
- LOG_D(EMU, "[PGM] Received %d bytes for group %d\n", num_bytes, group);
-#endif
- return num_bytes;
- } else if (PGM_IO_STATUS_TIMER_PENDING == status) {
- if (pgm_would_block == 0) {
- /* We sleep for 50 usec */
- usleep(50);
-
- timeout ++;
-
- if (timeout == (1000000 / 50)) {
- LOG_W(EMU, "[PGM] A packet has been lost -> ask for retransmit\n");
- /* If we do not receive a packet after 10000usec
- * -> send a NACK */
- bypass_tx_nack(frame, next_slot);
- timeout = 0;
- }
- }
- } else if (PGM_IO_STATUS_RESET == status) {
- LOG_W(EMU, "[PGM] Got session reset\n");
- } else {
-#ifdef DEBUG_EMU
- LOG_D(EMU, "[PGM] Got status %d\n", status);
-#endif
-
- if (pgm_err) {
- LOG_E(EMU, "[PGM] recvform failed: %s", pgm_err->message);
- pgm_error_free (pgm_err);
- pgm_err = NULL;
- }
- }
- } while(status != PGM_IO_STATUS_NORMAL);
-
- return -1;
-}
-
-int pgm_link_send_msg(int group, uint8_t *data, uint32_t len)
-{
- int status;
- size_t bytes_written = 0;
-
- do {
- status = pgm_send(pgm_multicast_group[group].sock, data, len, &bytes_written);
- } while(status == PGM_IO_STATUS_WOULD_BLOCK);
-
- if (status != PGM_IO_STATUS_NORMAL) {
- return -1;
- }
-
- return bytes_written;
-}
-
-static
-int pgm_create_socket(int index, const char *if_addr)
-{
- struct pgm_addrinfo_t* res = NULL;
- pgm_error_t* pgm_err = NULL;
- sa_family_t sa_family = AF_INET;
- int udp_encap_port = 46014 + index;
- int max_tpdu = 1500;
- int sqns = 100;
- int port = 0;
- struct pgm_sockaddr_t addr;
- int blocking = 1;
- int multicast_loop = 0;
- int multicast_hops = 0;
- int dscp, i;
-
- port = udp_encap_port;
-
- /* Use PGM */
- udp_encap_port = 0;
-
- LOG_D(EMU, "[PGM] Preparing socket for group %d and address %s\n",
- index, if_addr);
-
- if (!pgm_getaddrinfo(if_addr, NULL, &res, &pgm_err)) {
- LOG_E(EMU, "Parsing network parameter: %s\n", pgm_err->message);
- goto err_abort;
- }
-
- if (udp_encap_port) {
- LOG_I(EMU, "[PGM] Creating PGM/UDP socket for encapsulated port %d\n",
- udp_encap_port);
-
- if (!pgm_socket (&pgm_multicast_group[index].sock, sa_family,
- SOCK_SEQPACKET, IPPROTO_UDP, &pgm_err)) {
- LOG_E(EMU, "[PGM] Socket: %s\n", pgm_err->message);
- goto err_abort;
- }
-
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_UDP_ENCAP_UCAST_PORT, &udp_encap_port,
- sizeof(udp_encap_port));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_UDP_ENCAP_MCAST_PORT, &udp_encap_port,
- sizeof(udp_encap_port));
- } else {
- LOG_I(EMU, "[PGM] Creating PGM/IP socket\n");
-
- if (!pgm_socket(&pgm_multicast_group[index].sock, sa_family,
- SOCK_SEQPACKET, IPPROTO_PGM, &pgm_err)) {
- LOG_E(EMU, "Creating PGM/IP socket: %s\n", pgm_err->message);
- goto err_abort;
- }
- }
-
- {
- /* Use RFC 2113 tagging for PGM Router Assist */
- const int no_router_assist = 0;
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_IP_ROUTER_ALERT, &no_router_assist,
- sizeof(no_router_assist));
- }
-
- // pgm_drop_superuser();
-
- {
- /* set PGM parameters */
- const int recv_only = 0,
- passive = 0,
- peer_expiry = pgm_secs (300),
- spmr_expiry = pgm_msecs (250),
- nak_bo_ivl = pgm_msecs (10),
- nak_rpt_ivl = pgm_secs (2),
- nak_rdata_ivl = pgm_secs (2),
- nak_data_retries = 50,
- nak_ncf_retries = 50,
- ambient_spm = pgm_secs(30);
- const int heartbeat_spm[] = {
- pgm_msecs (100),
- pgm_msecs (100),
- pgm_msecs (100),
- pgm_msecs (100),
- pgm_msecs (1300),
- pgm_secs (7),
- pgm_secs (16),
- pgm_secs (25),
- pgm_secs (30)
- };
-
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_RECV_ONLY, &recv_only, sizeof(recv_only));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_PASSIVE, &passive, sizeof(passive));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_MTU, &max_tpdu, sizeof(max_tpdu));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_RXW_SQNS, &sqns, sizeof(sqns));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_PEER_EXPIRY, &peer_expiry, sizeof(peer_expiry));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_SPMR_EXPIRY, &spmr_expiry, sizeof(spmr_expiry));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_NAK_BO_IVL, &nak_bo_ivl, sizeof(nak_bo_ivl));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_NAK_RPT_IVL, &nak_rpt_ivl, sizeof(nak_rpt_ivl));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_NAK_RDATA_IVL, &nak_rdata_ivl, sizeof(nak_rdata_ivl));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_NAK_DATA_RETRIES, &nak_data_retries, sizeof(nak_data_retries));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_NAK_NCF_RETRIES, &nak_ncf_retries, sizeof(nak_ncf_retries));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_AMBIENT_SPM, &ambient_spm, sizeof(ambient_spm));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_HEARTBEAT_SPM, &heartbeat_spm, sizeof(heartbeat_spm));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_TXW_SQNS, &sqns, sizeof(sqns));
- }
-
- /* create global session identifier */
- memset (&addr, 0, sizeof(addr));
- /* sa_port should be in host byte order */
- addr.sa_port = port;
- addr.sa_addr.sport = DEFAULT_DATA_SOURCE_PORT + index;
-
- if (!pgm_gsi_create_from_hostname(&addr.sa_addr.gsi, &pgm_err)) {
- LOG_E(EMU, "[PGM] Creating GSI: %s\n", pgm_err->message);
- goto err_abort;
- }
-
- LOG_D(EMU, "[PGM] Created GSI %s\n", pgm_tsi_print(&addr.sa_addr));
-
- /* assign socket to specified address */
- {
- struct pgm_interface_req_t if_req;
- memset (&if_req, 0, sizeof(if_req));
- if_req.ir_interface = res->ai_recv_addrs[0].gsr_interface;
- if_req.ir_scope_id = 0;
-
- if (AF_INET6 == sa_family) {
- struct sockaddr_in6 sa6;
- memcpy (&sa6, &res->ai_recv_addrs[0].gsr_group, sizeof(sa6));
- if_req.ir_scope_id = sa6.sin6_scope_id;
- }
-
- if (!pgm_bind3(pgm_multicast_group[index].sock, &addr, sizeof(addr),
- &if_req, sizeof(if_req), /* tx interface */
- &if_req, sizeof(if_req), /* rx interface */
- &pgm_err)) {
- LOG_E(EMU, "[PGM] Error: %s\n", pgm_err->message);
- goto err_abort;
- }
- }
-
- /* join IP multicast groups */
- {
- struct group_req req;
- struct sockaddr_in addr_in;
-
- memset(&req, 0, sizeof(req));
-
- /* Interface index */
- req.gr_interface = res->ai_recv_addrs[0].gsr_interface;
-
- addr_in.sin_family = AF_INET;
- addr_in.sin_port = htons(port);
-
- for (i = 0; i < MULTICAST_LINK_NUM_GROUPS; i++) {
- addr_in.sin_addr.s_addr = inet_addr(multicast_group_list[i]);
- memcpy(&req.gr_group, &addr_in, sizeof(addr_in));
-
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_JOIN_GROUP, &req,
- sizeof(struct group_req));
- }
-
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_SEND_GROUP, &req,
- sizeof(struct group_req));
- }
-
- pgm_freeaddrinfo(res);
- res = NULL;
-
- /* set IP parameters */
- multicast_hops = 64;
- dscp = 0x2e << 2; /* Expedited Forwarding PHB for network elements, no ECN. */
-
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_MULTICAST_LOOP, &multicast_loop, sizeof(multicast_loop));
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM,
- PGM_MULTICAST_HOPS, &multicast_hops, sizeof(multicast_hops));
-
- if (AF_INET6 != sa_family)
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM, PGM_TOS,
- &dscp, sizeof(dscp));
-
- pgm_setsockopt(pgm_multicast_group[index].sock, IPPROTO_PGM, PGM_NOBLOCK,
- &blocking, sizeof(blocking));
-
- if (!pgm_connect(pgm_multicast_group[index].sock, &pgm_err)) {
- LOG_E(EMU, "[PGM] Connecting socket: %s\n", pgm_err->message);
- goto err_abort;
- }
-
- return 0;
-
-err_abort:
-
- if (NULL != pgm_multicast_group[index].sock) {
- pgm_close(pgm_multicast_group[index].sock, FALSE);
- pgm_multicast_group[index].sock = NULL;
- }
-
- if (NULL != res) {
- pgm_freeaddrinfo(res);
- res = NULL;
- }
-
- if (NULL != pgm_err) {
- pgm_error_free(pgm_err);
- pgm_err = NULL;
- }
-
- exit(EXIT_FAILURE);
-}
-
-#endif
diff --git a/openair1/SIMULATION/ETH_TRANSPORT/pgm_link.h b/openair1/SIMULATION/ETH_TRANSPORT/pgm_link.h
deleted file mode 100644
index 03fa6d4b48..0000000000
--- a/openair1/SIMULATION/ETH_TRANSPORT/pgm_link.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-#ifndef PGM_LINK_H_
-#define PGM_LINK_H_
-
-/* Define prototypes only if enabled */
-#if defined(ENABLE_PGM_TRANSPORT)
-void bypass_tx_nack(unsigned int frame, unsigned int next_slot);
-
-int pgm_oai_init(char *if_name);
-
-int pgm_recv_msg(int group, uint8_t *buffer, uint32_t length,
- unsigned int frame, unsigned int next_slot);
-
-int pgm_link_send_msg(int group, uint8_t *data, uint32_t len);
-
-#endif
-
-#endif /* PGM_LINK_H_ */
diff --git a/targets/RT/USER/UE_transport_IQ.c b/targets/RT/USER/UE_transport_IQ.c
deleted file mode 100644
index 16f491263d..0000000000
--- a/targets/RT/USER/UE_transport_IQ.c
+++ /dev/null
@@ -1,548 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-/*! \file UE_transport_IQ.c
- * \brief UE transport IQ sampels
- * \author Katerina Trilyraki, Navid Nikaein, Raymond Knopp
- * \date 2015
- * \version 0.1
- * \company Eurecom
- * \maintainer: navid.nikaein@eurecom.fr
- * \note
- * \warning very experimental
- */
-
-#include <unistd.h>
-#include <time.h>
-#include <pthread.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <signal.h>
-
-#include "common_lib.h"
-#include "PHY/defs.h"
-#include "rrh_gw.h"
-#include "rrh_gw_externs.h"
-
-#define START_CMD 1
-#define RRH_UE_PORT 51000
-#define RRH_UE_DEST_IP "127.0.0.1"
-#define PRINTF_PERIOD 3750
-
-/******************************************************************************
- ** FUNCTION PROTOTYPES **
- ******************************************************************************/
-void *rrh_proc_UE_thread(void *);
-void *rrh_UE_thread(void *);
-void *rrh_UE_rx_thread(void *);
-void *rrh_UE_tx_thread(void *);
-
-
-
-openair0_timestamp timestamp_UE_tx[4]= {0,0,0,0},timestamp_UE_rx[4]= {0,0,0,0};
-openair0_timestamp nrt_UE_counter[4]= {0,0,0,0};
-
-pthread_t main_rrh_UE_thread,main_rrh_proc_UE_thread;
-pthread_attr_t attr, attr_proc;
-struct sched_param sched_param_rrh, sched_param_rrh_proc;
-pthread_cond_t sync_UE_cond[4];
-pthread_mutex_t sync_UE_mutex[4];
-
-int32_t overflow_rx_buffer_UE[4]= {0,0,0,0};
-int32_t nsamps_UE[4]= {0,0,0,0};
-int32_t UE_tx_started=0,UE_rx_started=0;
-int32_t RT_flag_UE=0, NRT_flag_UE=1;
-int32_t counter_UE_rx[4]= {0,0,0,0};
-int32_t counter_UE_tx[4]= {0,0,0,0};
-int32_t **tx_buffer_UE, **rx_buffer_UE;
-
-int sync_UE_rx[4]= {-1,-1,-1,-1};
-void *rrh_UE_thread_status;
-
-
-void *rx_ue[2]; // FIXME hard coded array size; indexed by lte_frame_parms.nb_antennas_rx
-void *tx_ue[2]; // FIXME hard coded array size; indexed by lte_frame_parms.nb_antennas_tx
-
-
-void config_UE_mod( rrh_module_t *dev_ue, uint8_t RT_flag,uint8_t NRT_flag) {
-
- int i;
- int error_code_UE, error_code_proc_UE;
-
- RT_flag_UE=RT_flag;
- NRT_flag_UE=NRT_flag;
-
- pthread_attr_init(&attr);
- sched_param_rrh.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_init(&attr_proc);
- sched_param_rrh_proc.sched_priority = sched_get_priority_max(SCHED_FIFO-1);
-
- pthread_attr_setschedparam(&attr,&sched_param_rrh);
- pthread_attr_setschedpolicy(&attr,SCHED_FIFO);
- pthread_attr_setschedparam(&attr_proc,&sched_param_rrh_proc);
- pthread_attr_setschedpolicy(&attr_proc,SCHED_FIFO-1);
-
-
- for (i=0; i<4; i++) {
- pthread_mutex_init(&sync_UE_mutex[i],NULL);
- pthread_cond_init(&sync_UE_cond[i],NULL);
- }
-
- error_code_UE = pthread_create(&main_rrh_UE_thread, &attr, rrh_UE_thread, (void *)dev_ue);
- error_code_proc_UE = pthread_create(&main_rrh_proc_UE_thread, &attr_proc, rrh_proc_UE_thread, (void *)dev_ue);
-
- if (error_code_UE) {
- printf("Error while creating UE thread\n");
- exit(-1);
- }
-
- if (error_code_proc_UE) {
- printf("Error while creating UE proc thread\n");
- exit(-1);
- }
-
-}
-
-
-/*! \fn void *rrh_proc_UE_thread((void *)dev_ue)
-* \brief this function
-* \param[in]
-* \param[out]
-* \return
-* \note
-* @ingroup _oai
-*/
-void *rrh_proc_UE_thread(void * arg) {
-
- int antenna_index,i;
- openair0_timestamp truncated_timestamp, truncated_timestamp_final, last_hw_counter=0;
- struct timespec time_req, time_rem;
- int16_t *txp,*rxp;
- unsigned int samples_per_frame=0;
- rrh_module_t *dev=(rrh_module_t *)arg;
-
- samples_per_frame= dev->eth_dev.openair0_cfg->samples_per_frame;
- AssertFatal(samples_per_frame <=0, "invalide samples_per_frame !%u\n",samples_per_frame);
-
- time_req.tv_sec = 0;
- time_req.tv_nsec = 1000;
-
- while (rrh_exit==0) {
- //wait until some data has been copied
- for (antenna_index=0; antenna_index<4; antenna_index++) {
- if (sync_UE_rx[antenna_index]==0) {
- if (!UE_tx_started) {
- UE_tx_started=1; //Set this flag to 1 to indicate that a UE started retrieving data
- if (RT_flag_UE==1) {
- last_hw_counter=hw_counter;
- }
- } else {
- if (RT_flag_UE==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("L1");
- // goto end_copy_UE;
- } else {
- while (hw_counter < last_hw_counter+1)
- nanosleep(&time_req,&time_rem);
- }
- }
- }
-
- truncated_timestamp = timestamp_UE_tx[antenna_index]%(samples_per_frame);
- truncated_timestamp_final = (timestamp_UE_tx[antenna_index]+nsamps_UE[antenna_index])%samples_per_frame;
-
- if ((truncated_timestamp + nsamps_UE[antenna_index]) > samples_per_frame) {
- if ((timestamp_eNB_rx[antenna_index]%samples_per_frame < nsamps_UE[antenna_index]) && (eNB_rx_started==1)) {
- overflow_rx_buffer_eNB[antenna_index]++;
- printf("eNB Overflow[%d] : %d, timestamp : %d\n",antenna_index,overflow_rx_buffer_eNB[antenna_index],(int)truncated_timestamp);
-
- if (NRT_flag_UE==1) {
- while ((timestamp_eNB_rx[antenna_index]%samples_per_frame) < nsamps_UE[antenna_index])
- nanosleep(&time_req,&time_rem);
- }
- }
-
- rxp = (int16_t*)&rx_buffer_eNB[antenna_index][truncated_timestamp];
- txp = (int16_t*)&tx_buffer_UE[antenna_index][truncated_timestamp];
-
- for (i=0; i<(samples_per_frame<<1)-(truncated_timestamp<<1); i++) {
- rxp[i] = txp[i]>>6;
- }
-
- rxp = (int16_t*)&rx_buffer_eNB[antenna_index][0];
- txp = (int16_t*)&tx_buffer_UE[antenna_index][0];
-
- for (i=0; i<nsamps_eNB[antenna_index]-(samples_per_frame)+(truncated_timestamp); i++) {
- rxp[i] = txp[i]>>6;
- }
-
- } else {
- if (((truncated_timestamp < (timestamp_eNB_rx[antenna_index]%samples_per_frame)) &&
- (truncated_timestamp_final > (timestamp_eNB_rx[antenna_index]%samples_per_frame))) &&
- (eNB_rx_started==1)) {
- overflow_rx_buffer_eNB[antenna_index]++;
- printf("eNB Overflow[%d] : %d, timestamp : %d\n",antenna_index,overflow_rx_buffer_eNB[antenna_index],(int)truncated_timestamp);
-
- if (NRT_flag_UE==1) {
- while (truncated_timestamp_final > timestamp_eNB_rx[antenna_index]%samples_per_frame)
- nanosleep(&time_req,&time_rem);
- }
- }
-
- rxp = (int16_t*)&rx_buffer_eNB[antenna_index][truncated_timestamp];
- txp = (int16_t*)&tx_buffer_UE[antenna_index][truncated_timestamp];
-
- for (i=0; i<(nsamps_eNB[antenna_index]); i++) {
- rxp[i] =txp[i]>>6;
- }
-
- }
- //end_copy_UE :
- last_hw_counter=hw_counter;
- pthread_mutex_lock(&sync_UE_mutex[antenna_index]);
- sync_UE_rx[antenna_index]--;
- pthread_mutex_unlock(&sync_UE_mutex[antenna_index]);
-
- }
- }
-
- }
-
- return(0);
-}
-
-/*! \fn void *rrh_UE_thread(void *arg)
-* \brief this function
-* \param[in]
-* \param[out]
-* \return
-* \note
-* @ingroup _oai
-*/
-void *rrh_UE_thread(void *arg) {
-
- rrh_module_t *dev=(rrh_module_t *)arg;
-
- struct sched_param sched_param_UE_rx, sched_param_UE_tx;
- int16_t i,cmd; //,nsamps,antenna_index;
- //struct timespec time_req_1us;
- pthread_t UE_rx_thread, UE_tx_thread;
- pthread_attr_t attr_UE_rx, attr_UE_tx;
- int error_code_UE_rx, error_code_UE_tx;
- void *tmp;
- unsigned int samples_per_frame=0;
-
- samples_per_frame= dev->eth_dev.openair0_cfg->samples_per_frame;
- //time_req_1us.tv_sec = 0;
- //time_req_1us.tv_nsec = 1000;
-
- while (rrh_exit==0) {
-
- cmd=dev->eth_dev.trx_start_func(&dev->eth_dev);
-
- /* allocate memory for TX/RX buffers */
- rx_buffer_UE = (int32_t**)malloc16(dev->eth_dev.openair0_cfg->rx_num_channels*sizeof(int32_t*));
- tx_buffer_UE = (int32_t**)malloc16(dev->eth_dev.openair0_cfg->tx_num_channels*sizeof(int32_t*));
-
- for (i=0; i<dev->eth_dev.openair0_cfg->rx_num_channels; i++) {
- tmp=(void *)malloc(sizeof(int32_t)*(samples_per_frame+4));
- memset(tmp,0,sizeof(int32_t)*(samples_per_frame+4));
- rx_buffer_UE[i]=(tmp+4*sizeof(int32_t));
- }
-
- for (i=0; i<dev->eth_dev.openair0_cfg->tx_num_channels; i++) {
- tmp=(void *)malloc(sizeof(int32_t)*(samples_per_frame+4));
- memset(tmp,0,sizeof(int32_t)*(samples_per_frame+4));
- tx_buffer_UE[i]=(tmp+4*sizeof(int32_t));
- }
-
- printf("Client %s:%d is connected (DL_RB=%d) rt=%d|%d. \n" , dev->eth_dev.openair0_cfg->remote_addr,
- dev->eth_dev.openair0_cfg->remote_port,
- dev->eth_dev.openair0_cfg->num_rb_dl,
- dev->eth_dev.openair0_cfg->rx_num_channels,
- dev->eth_dev.openair0_cfg->tx_num_channels);
-
- if (cmd==START_CMD) {
-
- pthread_attr_init(&attr_UE_rx);
- pthread_attr_init(&attr_UE_tx);
- sched_param_UE_rx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- sched_param_UE_tx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_setschedparam(&attr_UE_rx,&sched_param_UE_rx);
- pthread_attr_setschedparam(&attr_UE_tx,&sched_param_UE_tx);
- pthread_attr_setschedpolicy(&attr_UE_rx,SCHED_FIFO);
- pthread_attr_setschedpolicy(&attr_UE_tx,SCHED_FIFO);
-
- error_code_UE_rx = pthread_create(&UE_rx_thread, &attr_UE_rx, rrh_UE_rx_thread, (void *)&dev);
- error_code_UE_tx = pthread_create(&UE_tx_thread, &attr_UE_tx, rrh_UE_tx_thread, (void *)&dev);
-
- if (error_code_UE_rx) {
- printf("Error while creating UE RX thread\n");
- exit(-1);
- }
-
- if (error_code_UE_tx) {
- printf("Error while creating UE TX thread\n");
- exit(-1);
- }
-
- while (rrh_exit==0)
- sleep(1);
- }
- }
-
-
- rrh_UE_thread_status = 0;
- pthread_exit(&rrh_UE_thread_status);
-
- return(0);
-}
-
-
-/*! \fn void *rrh_UE_rx_thread(void *arg)
-* \brief this function
-* \param[in]
-* \param[out]
-* \return
-* \note
-* @ingroup _oai
-*/
-void *rrh_UE_rx_thread(void *arg) {
-
- rrh_module_t *dev = (rrh_module_t *)arg;
- struct timespec time0,time1,time2;
- struct timespec time_req_1us, time_rem_1us;
- ssize_t bytes_sent;
- int antenna_index, nsamps;
- int trace_cnt=0;
- unsigned long long max_rx_time=0, min_rx_time=133333, total_rx_time=0, average_rx_time=133333, s_period=0, trial=0;
- unsigned int samples_per_frame=0;
- openair0_timestamp last_hw_counter=0;
-
- antenna_index = 0;
- nsamps = dev->eth_dev.openair0_cfg->samples_per_packet;
- samples_per_frame = dev->eth_dev.openair0_cfg->samples_per_frame;
-
- /* TODO: check if setting time0 has to be done here */
- clock_gettime(CLOCK_MONOTONIC,&time0);
-
- while (rrh_exit == 0) {
- if (!UE_rx_started) {
- UE_rx_started=1; //Set this flag to 1 to indicate that a UE started retrieving data
-
- if (RT_flag_UE==1) {
- last_hw_counter=hw_counter;
- }
- } else {
- if (RT_flag_UE==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("L1");
- //goto end_copy_UE;
- } else {
- while (hw_counter < last_hw_counter+1)
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
- }
-
- clock_gettime(CLOCK_MONOTONIC,&time1);
-
- // send return
-
- if ((timestamp_UE_rx[antenna_index]%(samples_per_frame)+nsamps) > samples_per_frame) { // Wrap around if nsamps exceeds the buffer limit
- if (((timestamp_eNB_tx[antenna_index]%(samples_per_frame)) < ((timestamp_UE_rx[antenna_index]+nsamps)%(samples_per_frame))) && (eNB_tx_started==1)) {
- printf("UE underflow wraparound timestamp_UE_rx : %d, timestamp_eNB_tx : %d\n",
- (int)(timestamp_UE_rx[antenna_index]%(samples_per_frame)),
- (int)(timestamp_eNB_tx[antenna_index]%samples_per_frame));
-
- if (NRT_flag_UE==1) {
- while ((timestamp_eNB_tx[antenna_index]%samples_per_frame) < ((timestamp_UE_rx[antenna_index]+nsamps)%(samples_per_frame)))
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
-
- rx_ue[antenna_index]=(void*)&rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(samples_per_frame)];
- if ((bytes_sent =dev->eth_dev.trx_write_func (dev,
- timestamp_UE_rx[antenna_index],
- rx_ue,
- ( samples_per_frame- (timestamp_eNB_rx[antenna_index]%(samples_per_frame)) ),
- antenna_index,
- 0))<0)
- perror("RRH UE : sendto for RX");
-
- rx_ue[antenna_index]=(void*)&rx_buffer_UE[antenna_index][3];
- if ((bytes_sent =dev->eth_dev.trx_write_func (dev,
- timestamp_UE_rx[antenna_index],
- rx_ue,
- (nsamps - samples_per_frame + (timestamp_eNB_rx[antenna_index]%(samples_per_frame))),
- antenna_index,
- 0))<0)
- perror("RRH UE : sendto for RX");
-
- } else {
- if (((timestamp_UE_rx[antenna_index]%samples_per_frame)< timestamp_eNB_tx[antenna_index]%samples_per_frame) &&
- (((timestamp_UE_rx[antenna_index]+nsamps)%samples_per_frame) > (timestamp_eNB_tx[antenna_index]%samples_per_frame)) &&
- (eNB_tx_started==1) ) {
- printf("UE underflow timestamp_UE_rx : %d, timestamp_eNB_tx : %d\n",
- (int)(timestamp_UE_rx[antenna_index]%samples_per_frame),
- (int)(timestamp_eNB_tx[antenna_index]%samples_per_frame));
-
- if (NRT_flag_UE==1) {
- while (((timestamp_UE_rx[antenna_index]+nsamps)%samples_per_frame) > (timestamp_eNB_tx[antenna_index]%samples_per_frame)) {
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
- }
-
- rx_ue[antenna_index]=(void*)&rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(samples_per_frame)];
- if ((bytes_sent = dev->eth_dev.trx_write_func (dev,
- timestamp_UE_rx[antenna_index],
- rx_ue,
- nsamps,
- antenna_index,
- 0))<0)
- perror("RRH UE thread: sendto for RX");
- }
-
- timestamp_UE_rx[antenna_index]+=nsamps;
- last_hw_counter=hw_counter;
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- if (trace_cnt++ > 10) {
- total_rx_time = (unsigned int)(time2.tv_nsec - time0.tv_nsec);
-
- if (total_rx_time < 0) total_rx_time=1000000000-total_rx_time;
-
- if ((total_rx_time > 0) && (total_rx_time < 1000000000)) {
- trial++;
-
- if (total_rx_time < min_rx_time)
- min_rx_time = total_rx_time;
-
- if (total_rx_time > max_rx_time)
- max_rx_time = total_rx_time;
-
- average_rx_time = (long long unsigned int)((average_rx_time*trial)+total_rx_time)/(trial+1);
- }
-
- if (s_period++ == PRINTF_PERIOD) {
- s_period=0;
- printf("Average UE RX time : %llu\tMax RX time : %llu\tMin RX time : %llu\n",average_rx_time,max_rx_time,min_rx_time);
-
- }
-
- //printf("RX: t1 %llu (time from last send), t2 %llu (sendto of %lu bytes) total time : %llu\n",(long long unsigned int)(time1.tv_nsec - time0.tv_nsec), (long long unsigned int)(time2.tv_nsec - time1.tv_nsec),
- // (nsamps<<2)+sizeof(openair0_timestamp),(long long unsigned int)(time2.tv_nsec - time0.tv_nsec));
-
- }
-
- memcpy(&time0,&time2,sizeof(struct timespec));
-
- } //while (UE_exit==0)
-
- return(0);
-
-}
-
-
-/*! \fn void *rrh_UE_tx_thread(void *arg)
-* \brief this function
-* \param[in]
-* \param[out]
-* \return
-* \note
-* @ingroup _oai
-*/
-void *rrh_UE_tx_thread(void *arg) {
-
- struct timespec time0a,time0,time1,time2;
- struct timespec time_req_1us, time_rem_1us;
-
-
- rrh_module_t *dev = (rrh_module_t *)arg;
- ssize_t bytes_received;
- int antenna_index, nsamps;
- unsigned int samples_per_frame=0;
-
- antenna_index = 0;
- nsamps = dev->eth_dev.openair0_cfg->samples_per_packet;
- samples_per_frame = dev->eth_dev.openair0_cfg->samples_per_frame;
-
-
- while (rrh_exit == 0) {
-
- clock_gettime(CLOCK_MONOTONIC,&time0a);
-
- bytes_received = dev->eth_dev.trx_read_func(dev,
- ×tamp_UE_tx[antenna_index],
- tx_ue,
- nsamps,
- antenna_index);
-
- clock_gettime(CLOCK_MONOTONIC,&time1);
-
- if (NRT_flag_UE==1) {
- nrt_UE_counter[antenna_index]++;
- }
- printf(" first part size: %d second part size: %"PRId64" idx=%"PRId64"\n",
- (int32_t)(((samples_per_frame)<<2)-((timestamp_UE_tx[antenna_index]%(samples_per_frame))<<2)),
- (nsamps<<2)-((samples_per_frame)<<2)+((timestamp_UE_tx[antenna_index]%(samples_per_frame))<<2),
- timestamp_UE_tx[antenna_index]%(samples_per_frame));
- if ((timestamp_UE_tx[antenna_index]%(samples_per_frame)+nsamps) > samples_per_frame) { // Wrap around if nsamps exceeds the buffer limit
- memcpy(&tx_buffer_UE[antenna_index][timestamp_UE_tx[antenna_index]%(samples_per_frame)],(void*)(tx_ue[antenna_index]),
- (samples_per_frame<<2)-((timestamp_UE_tx[antenna_index]%(samples_per_frame))<<2));
-
- memcpy(&tx_buffer_UE[antenna_index][0], (void*)(tx_ue[antenna_index]+(samples_per_frame*4)-((timestamp_UE_tx[antenna_index]%(samples_per_frame))<<2)),
- (nsamps<<2)-((samples_per_frame-(timestamp_UE_tx[antenna_index]%(samples_per_frame)))<<2));
- //printf("Received UE TX samples for antenna %d, nsamps %d (%d)\n",antenna_index,nsamps,(int)(bytes_received>>2));
- } else {
- memcpy(&tx_buffer_UE[antenna_index][timestamp_UE_tx[antenna_index]%(samples_per_frame)], (void*)(tx_ue[antenna_index]),(nsamps<<2));
- }
-
- while (sync_UE_rx[antenna_index]==0)
- nanosleep(&time_req_1us,&time_rem_1us);
-
- pthread_mutex_lock(&sync_UE_mutex[antenna_index]);
- sync_UE_rx[antenna_index]++;
-
- if (!sync_UE_rx[antenna_index]) {
- counter_UE_tx[antenna_index]=(counter_UE_tx[antenna_index]+nsamps)%samples_per_frame;
- nsamps_UE[antenna_index]=nsamps;
- } else {
- printf("rrh_eNB_proc thread is busy, will exit\n");
- exit(-1);
- }
-
- pthread_mutex_unlock(&sync_UE_mutex[antenna_index]);
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- memcpy(&time0,&time2,sizeof(struct timespec));
-
- }
-
- return(0);
-
-}
-
-
diff --git a/targets/RT/USER/eNB_transport_IQ.c b/targets/RT/USER/eNB_transport_IQ.c
deleted file mode 100644
index b822a5ea75..0000000000
--- a/targets/RT/USER/eNB_transport_IQ.c
+++ /dev/null
@@ -1,744 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-/*! \file eNB_transport_IQ.c
- * \brief eNB transport IQ samples
- * \author Katerina Trilyraki, Navid Nikaein, Raymond Knopp
- * \date 2015
- * \version 0.1
- * \company Eurecom
- * \maintainer: navid.nikaein@eurecom.fr
- * \note
- * \warning very experimental
- */
-#include <unistd.h>
-#include <time.h>
-#include <pthread.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <signal.h>
-
-#include "common_lib.h"
-#include "PHY/defs.h"
-#include "rrh_gw.h"
-#include "rrh_gw_externs.h"
-#include "rt_wrapper.h"
-
-#define PRINTF_PERIOD 3750
-#define HEADER_SIZE ((sizeof(int32_t) + sizeof(openair0_timestamp))>>2)
-
-pthread_cond_t sync_eNB_cond[4];
-pthread_mutex_t sync_eNB_mutex[4];
-pthread_mutex_t sync_trx_mutex=PTHREAD_MUTEX_INITIALIZER;
-pthread_cond_t sync_trx_cond=PTHREAD_COND_INITIALIZER;
-
-openair0_timestamp nrt_eNB_counter[4]= {0,0,0,0};
-int32_t overflow_rx_buffer_eNB[4]= {0,0,0,0};
-int32_t nsamps_eNB[4]= {0,0,0,0};
-int32_t eNB_tx_started=0,eNB_rx_started=0;
-int32_t counter_eNB_rx[4]= {0,0,0,0};
-int32_t counter_eNB_tx[4]= {0,0,0,0};
-uint8_t RT_flag_eNB,NRT_flag_eNB;
-void *rrh_eNB_thread_status;
-int sync_eNB_rx[4]= {-1,-1,-1,-1};
-unsigned int sync_trx=0;
-
-int32_t **tx_buffer_eNB;
-int32_t **rx_buffer_eNB;
-void **rx_eNB; //was fixed to 2 ant
-void **tx_eNB; //was fixed to 2 ant
-
-openair0_timestamp timestamp_eNB_tx[4]= {0,0,0,0};// all antennas must have the same ts
-openair0_timestamp timestamp_eNB_rx[4]= {0,0,0,0};
-openair0_timestamp timestamp_rx=0,timestamp_tx=0;
-
-unsigned int rx_pos=0, next_rx_pos=0;
-unsigned int tx_pos=0, tx_pos_rf=0, prev_tx_pos=0;
-unsigned int rt_period=0;
-
-struct itimerspec timerspec;
-pthread_mutex_t timer_mutex;
-
-
-
-/*! \fn void *rrh_eNB_rx_thread(void *arg)
- * \brief this function
- * \param[in]
- * \return none
- * \note
- * @ingroup _oai
- */
-void *rrh_eNB_rx_thread(void *);
-/*! \fn void *rrh_eNB_tx_thread(void *arg)
- * \brief this function
- * \param[in]
- * \return none
- * \note
- * @ingroup _oai
- */
-void *rrh_eNB_tx_thread(void *);
-/*! \fn void *rrh_eNB_thread(void *arg)
- * \brief this function
- * \param[in]
- * \return none
- * \note
- * @ingroup _oai
- */
-void *rrh_eNB_thread(void *);
-/*! \fn void check_dev_config( rrh_module_t *mod_enb)
- * \brief this function
- * \param[in] *mod_enb
- * \return none
- * \note
- * @ingroup _oai
- */
-static void check_dev_config( rrh_module_t *mod_enb);
-/*! \fn void calc_rt_period_ns( openair0_config_t openair0_cfg)
- * \brief this function
- * \param[in] openair0_cfg
- * \return none
- * \note
- * @ingroup _oai
- */
-static void calc_rt_period_ns( openair0_config_t *openair0_cfg);
-
-
-
-void config_BBU_mod( rrh_module_t *mod_enb, uint8_t RT_flag, uint8_t NRT_flag) {
-
- int error_code_eNB;
- pthread_t main_rrh_eNB_thread;
- pthread_attr_t attr;
- struct sched_param sched_param_rrh;
-
- RT_flag_eNB=RT_flag;
- NRT_flag_eNB=NRT_flag;
-
- /* init socket and have handshake-like msg with client to exchange parameters */
- mod_enb->eth_dev.trx_start_func(&mod_enb->eth_dev);//change port make it plus_id
-
- mod_enb->devs->openair0_cfg = mod_enb->eth_dev.openair0_cfg;
-
- /* check sanity of configuration parameters and print */
- check_dev_config(mod_enb);
- if (rf_config_file[0] == '\0')
- mod_enb->devs->openair0_cfg->configFilename = NULL;
- else
- mod_enb->devs->openair0_cfg->configFilename = rf_config_file;
- /* initialize and configure the RF device */
- if (openair0_device_load(mod_enb->devs, mod_enb->devs->openair0_cfg)<0) {
- LOG_E(RRH,"Exiting, cannot initialize RF device.\n");
- exit(-1);
- } else {
- if (mod_enb->devs->type != NONE_DEV) {
- /* start RF device */
- if (mod_enb->devs->type == EXMIMO_DEV) {
- //call start function for exmino
- } else {
-
- if (mod_enb->devs->trx_start_func(mod_enb->devs)!=0)
- LOG_E(RRH,"Unable to initiate RF device.\n");
- else
- LOG_I(RRH,"RF device has been initiated.\n");
- }
-
- }
- }
-
- /* create main eNB module thread
- main_rrh_eNB_thread allocates memory
- for TX/RX buffers and creates TX/RX
- threads for every eNB module */
- pthread_attr_init(&attr);
- sched_param_rrh.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_setschedparam(&attr,&sched_param_rrh);
- pthread_attr_setschedpolicy(&attr,SCHED_FIFO);
- error_code_eNB = pthread_create(&main_rrh_eNB_thread, &attr, rrh_eNB_thread, (void *)mod_enb);
-
- if (error_code_eNB) {
- LOG_E(RRH,"Error while creating eNB thread\n");
- exit(-1);
- }
-
-}
-
-
-void *rrh_eNB_thread(void *arg) {
-
- rrh_module_t *dev=(rrh_module_t *)arg;
- pthread_t eNB_rx_thread, eNB_tx_thread;
- int error_code_eNB_rx, error_code_eNB_tx;
- int32_t i,j;
- void *tmp;
- unsigned int samples_per_frame=0;
-
- samples_per_frame = dev->eth_dev.openair0_cfg->samples_per_frame;
-
- while (rrh_exit==0) {
-
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_TRX, 1 );
-
- /* calculate packet period */
- calc_rt_period_ns(dev->eth_dev.openair0_cfg);
-
- /* allocate memory for TX/RX buffers
- each antenna port has a TX and a RX buffer
- each TX and RX buffer is of (samples_per_frame + HEADER_SIZE) samples (size of samples is 4 bytes) */
- rx_buffer_eNB = (int32_t**)malloc16(dev->eth_dev.openair0_cfg->rx_num_channels*sizeof(int32_t*));
- tx_buffer_eNB = (int32_t**)malloc16(dev->eth_dev.openair0_cfg->tx_num_channels*sizeof(int32_t*));
- LOG_D(RRH,"rx_buffer_eNB address =%p tx_buffer_eNB address =%p \n",rx_buffer_eNB,tx_buffer_eNB);
-
- /* rx_buffer_eNB points to the beginning of data */
- for (i=0; i<dev->eth_dev.openair0_cfg->rx_num_channels; i++) {
- tmp=(void *)malloc16(sizeof(int32_t)*(samples_per_frame + 32));
- memset(tmp,0,sizeof(int32_t)*(samples_per_frame + 32));
- rx_buffer_eNB[i]=( tmp + (32*sizeof(int32_t)) );
- LOG_D(RRH,"i=%d rx_buffer_eNB[i]=%p tmp= %p\n",i,rx_buffer_eNB[i],tmp);
- }
- /* tx_buffer_eNB points to the beginning of data */
- for (i=0; i<dev->eth_dev.openair0_cfg->tx_num_channels; i++) {
- tmp=(void *)malloc16(sizeof(int32_t)*(samples_per_frame + 32));
- memset(tmp,0,sizeof(int32_t)*(samples_per_frame + 32));
- tx_buffer_eNB[i]=( tmp + (32*sizeof(int32_t)) );
- LOG_D(RRH,"i= %d tx_buffer_eNB[i]=%p tmp= %p \n",i,tx_buffer_eNB[i],tmp);
- }
- /* dummy initialization for TX/RX buffers */
- for (i=0; i<dev->eth_dev.openair0_cfg->rx_num_channels; i++) {
- for (j=0; j<samples_per_frame; j++) {
- rx_buffer_eNB[i][j]=32+i;
- }
- }
- /* dummy initialization for TX/RX buffers */
- for (i=0; i<dev->eth_dev.openair0_cfg->tx_num_channels; i++) {
- for (j=0; j<samples_per_frame; j++) {
- tx_buffer_eNB[i][j]=12+i;
- }
- }
- /* allocate TX/RX buffers pointers used in write/read operations */
- rx_eNB = (void**)malloc16(dev->eth_dev.openair0_cfg->rx_num_channels*sizeof(int32_t*));
- tx_eNB = (void**)malloc16(dev->eth_dev.openair0_cfg->tx_num_channels*sizeof(int32_t*));
-
- /* init mutexes */
- for (i=0; i<dev->eth_dev.openair0_cfg->tx_num_channels; i++) {
- pthread_mutex_init(&sync_eNB_mutex[i],NULL);
- pthread_cond_init(&sync_eNB_cond[i],NULL);
- }
- /* init mutexes */
- pthread_mutex_init(&sync_trx_mutex,NULL);
-
- /* create eNB module's TX/RX threads */
-#ifdef DEADLINE_SCHEDULER
- error_code_eNB_rx = pthread_create(&eNB_rx_thread, NULL, rrh_eNB_rx_thread, (void *)dev);
- error_code_eNB_tx = pthread_create(&eNB_tx_thread, NULL, rrh_eNB_tx_thread, (void *)dev);
- LOG_I(RRH,"[eNB][SCHED] deadline scheduling applied to eNB TX/RX threads\n");
-#else
- pthread_attr_t attr_eNB_rx, attr_eNB_tx;
- struct sched_param sched_param_eNB_rx, sched_param_eNB_tx;
-
- pthread_attr_init(&attr_eNB_rx);
- pthread_attr_init(&attr_eNB_tx);
- sched_param_eNB_rx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- sched_param_eNB_tx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_setschedparam(&attr_eNB_rx,&sched_param_eNB_rx);
- pthread_attr_setschedparam(&attr_eNB_tx,&sched_param_eNB_tx);
- pthread_attr_setschedpolicy(&attr_eNB_rx,SCHED_FIFO);
- pthread_attr_setschedpolicy(&attr_eNB_tx,SCHED_FIFO);
-
- error_code_eNB_rx = pthread_create(&eNB_rx_thread, &attr_eNB_rx, rrh_eNB_rx_thread, (void *)dev);
- error_code_eNB_tx = pthread_create(&eNB_tx_thread, &attr_eNB_tx, rrh_eNB_tx_thread, (void *)dev);
- LOG_I(RRH,"[eNB][SCHED] FIFO scheduling applied to eNB TX/RX threads\n");
-#endif
-
- if (error_code_eNB_rx) {
- LOG_E(RRH,"[eNB] Error while creating eNB RX thread\n");
- exit(-1);
- }
- if (error_code_eNB_tx) {
- LOG_E(RRH,"[eNB] Error while creating eNB TX thread\n");
- exit(-1);
- }
-
- /* create timer thread; when no RF device is present a software clock is generated */
- if (dev->devs->type == NONE_DEV) {
-
- int error_code_timer;
- pthread_t main_timer_proc_thread;
-
- LOG_I(RRH,"Creating timer thread with rt period %d ns.\n",rt_period);
-
- /* setup the timer to generate an interrupt:
- -for the first time in (sample_per_packet/sample_rate) ns
- -and then every (sample_per_packet/sample_rate) ns */
- timerspec.it_value.tv_sec = rt_period/1000000000;
- timerspec.it_value.tv_nsec = rt_period%1000000000;
- timerspec.it_interval.tv_sec = rt_period/1000000000;
- timerspec.it_interval.tv_nsec = rt_period%1000000000;
-
-
-#ifdef DEADLINE_SCHEDULER
- error_code_timer = pthread_create(&main_timer_proc_thread, NULL, timer_proc, (void *)&timerspec);
- LOG_I(RRH,"[eNB][SCHED] deadline scheduling applied to timer thread \n");
-#else
- pthread_attr_t attr_timer;
- struct sched_param sched_param_timer;
-
- pthread_attr_init(&attr_timer);
- sched_param_timer.sched_priority = sched_get_priority_max(SCHED_FIFO-1);
- pthread_attr_setschedparam(&attr_timer,&sched_param_timer);
- pthread_attr_setschedpolicy(&attr_timer,SCHED_FIFO-1);
-
- pthread_mutex_init(&timer_mutex,NULL);
-
- error_code_timer = pthread_create(&main_timer_proc_thread, &attr_timer, timer_proc, (void *)&timerspec);
- LOG_I(RRH,"[eNB][SCHED] FIFO scheduling applied to timer thread \n");
-#endif
-
- if (error_code_timer) {
- LOG_E(RRH,"Error while creating timer proc thread\n");
- exit(-1);
- }
-
- }
-
- while (rrh_exit==0)
- sleep(1);
-
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_TRX,0 );
- }
-
- rrh_eNB_thread_status = 0;
- pthread_exit(&rrh_eNB_thread_status);
- return(0);
-}
-
-/* Receive from RF and transmit to RRH */
-
-void *rrh_eNB_rx_thread(void *arg) {
-
- /* measurement related vars */
- struct timespec time0,time1,time2;
- unsigned long long max_rx_time=0, min_rx_time=rt_period, total_rx_time=0, average_rx_time=rt_period, s_period=0, trial=0;
- int trace_cnt=0;
-
- struct timespec time_req_1us, time_rem_1us;
- rrh_module_t *dev = (rrh_module_t *)arg;
- ssize_t bytes_sent;
- int i=0 ,pck_rx=0, s_cnt=0;
- openair0_timestamp last_hw_counter=0; //volatile int64_t
- unsigned int samples_per_frame=0,samples_per_subframe=0, spp_rf=0, spp_eth=0;
- uint8_t loopback=0,measurements=0;
- unsigned int subframe=0;
- unsigned int frame=0;
-
- time_req_1us.tv_sec = 0;
- time_req_1us.tv_nsec =1000; //time_req_1us.tv_nsec = (int)rt_period/2;--->granularity issue
- spp_eth = dev->eth_dev.openair0_cfg->samples_per_packet;
- spp_rf = dev->devs->openair0_cfg->samples_per_packet;
-
- samples_per_frame = dev->eth_dev.openair0_cfg->samples_per_frame;
- samples_per_subframe = (unsigned int)samples_per_frame/10;
- loopback = dev->loopback;
- measurements = dev->measurements;
- next_rx_pos = spp_eth;
-
-#ifdef DEADLINE_SCHEDULER
- struct sched_attr attr;
- unsigned int flags = 0;
-
- attr.size = sizeof(attr);
- attr.sched_flags = 0;
- attr.sched_nice = 0;
- attr.sched_priority = 0;
-
- attr.sched_policy = SCHED_DEADLINE;
- attr.sched_runtime = (0.8 * 100) * 10000;//4 * 10000;
- attr.sched_deadline = (0.9 * 100) * 10000;//rt_period-2000;
- attr.sched_period = 1 * 1000000;//rt_period;
-
- if (sched_setattr(0, &attr, flags) < 0 ) {
- perror("[SCHED] eNB RX thread: sched_setattr failed (run with sudo)\n");
- exit(-1);
- }
-#endif
-
- while (rrh_exit == 0) {
- while (rx_pos <(1 + subframe)*samples_per_subframe) {
- //LOG_D(RRH,"starting a new send:%d %d\n",sync_trx,frame);
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_RX, 1 );
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_HW_FRAME_RX, frame);
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_HW_SUBFRAME_RX, subframe );
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_PCK, pck_rx );
- LOG_D(RRH,"pack=%d rx_pos=%d subframe=%d frame=%d\n ",pck_rx, rx_pos, subframe,frame);
-
- if (dev->devs->type == NONE_DEV) {
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_HWCNT, hw_counter );
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_LHWCNT, last_hw_counter );
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_CNT, s_cnt );
- if (!eNB_rx_started) {
- eNB_rx_started=1; // set this flag to 1 to indicate that eNB started
- if (RT_flag_eNB==1) {
- last_hw_counter=hw_counter;//get current counter
- }
- } else {
- if (RT_flag_eNB==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("LR");
- } else {
- while ((hw_counter < last_hw_counter+1)) {
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_RX_SLEEP, 1 );
- nanosleep(&time_req_1us,&time_rem_1us); //rt_sleep_ns(sleep_ns);
- s_cnt++;
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_RX_SLEEP, 0 );
- }
- }
- }
- }
- }
-
-
- if (measurements == 1 ) clock_gettime(CLOCK_MONOTONIC,&time1);
-
- if (loopback == 1 ) {
- if (sync_eNB_rx[i]==0) {
- rx_eNB[i] = (void*)&tx_buffer_eNB[i][tx_pos];
- LOG_I(RRH,"tx_buffer_eNB[i][tx_pos]=%d ,tx_pos=%d\n",tx_buffer_eNB[i][tx_pos],tx_pos);
- } else {
- rx_eNB[i] = (void*)&rx_buffer_eNB[i][rx_pos];
- LOG_I(RRH,"rx_buffer_eNB[i][rx_pos]=%d ,rx_pos=%d\n",rx_buffer_eNB[i][rx_pos],rx_pos);
- }
- }
-
- for (i=0; i<dev->eth_dev.openair0_cfg->rx_num_channels; i++) {
- rx_eNB[i] = (void*)&rx_buffer_eNB[i][rx_pos];
- LOG_D(RRH," rx_eNB[i]=%p rx_buffer_eNB[i][rx_pos]=%p ,rx_pos=%d, i=%d ts=%d\n",rx_eNB[i],&rx_buffer_eNB[i][rx_pos],rx_pos,i,timestamp_rx);
- }
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RXCNT, rx_pos );
- if (dev->devs->type != NONE_DEV) {
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_READ_RF, 1 );
- /* Read operation to RF device (RX)*/
- if ( dev->devs->trx_read_func (dev->devs,
- ×tamp_rx,
- rx_eNB,
- spp_rf,
- dev->devs->openair0_cfg->rx_num_channels
- )<0) {
- perror("RRH eNB : USRP read");
- }
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_READ_RF, 0 );
- }
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RX_TS, timestamp_rx&0xffffffff );
-
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 1 );
- if ((bytes_sent = dev->eth_dev.trx_write_func (&dev->eth_dev,
- timestamp_rx,
- rx_eNB,
- spp_eth,
- dev->eth_dev.openair0_cfg->rx_num_channels,
- 0))<0) {
- perror("RRH eNB : ETHERNET write");
- }
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 0 );
-
- /* when there is no RF timestamp is updated by number of samples */
- if (dev->devs->type == NONE_DEV) {
- timestamp_rx+=spp_eth;
- last_hw_counter=hw_counter;
- }
-
- if (measurements == 1 ) {
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- if (trace_cnt++ > 10) {
- total_rx_time = (unsigned int)(time2.tv_nsec - time0.tv_nsec);
- if (total_rx_time < 0)
- total_rx_time=1000000000-total_rx_time;
-
- if ((total_rx_time > 0) && (total_rx_time < 1000000000)) {
- trial++;
- if (total_rx_time < min_rx_time)
- min_rx_time = total_rx_time;
- if (total_rx_time > max_rx_time){
- max_rx_time = total_rx_time;
- LOG_I(RRH,"Max value %d update at rx_position %d \n",total_rx_time,timestamp_rx);
- }
- average_rx_time = (long long unsigned int)((average_rx_time*trial)+total_rx_time)/(trial+1);
- }
- if (s_period++ == PRINTF_PERIOD) {
- s_period=0;
- LOG_I(RRH,"Average eNB RX time : %lu ns\tMax RX time : %lu ns\tMin RXX time : %lu ns\n",average_rx_time,max_rx_time,min_rx_time);
- }
- }
-
- memcpy(&time0,&time2,sizeof(struct timespec));
- }
-
- if (loopback == 1 ) {
- pthread_mutex_lock(&sync_eNB_mutex[i]);
- sync_eNB_rx[i]--;
- pthread_mutex_unlock(&sync_eNB_mutex[i]);
- }
-
- rx_pos += spp_eth;
- pck_rx++;
- next_rx_pos=(rx_pos+spp_eth);
-
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_RX, 0 );
- /*
- if (frame>50) {
- pthread_mutex_lock(&sync_trx_mutex);
- while (sync_trx) {
- pthread_cond_wait(&sync_trx_cond,&sync_trx_mutex);
- }
- sync_trx=1;
- LOG_D(RRH,"out of while send:%d %d\n",sync_trx,frame);
- pthread_cond_signal(&sync_trx_cond);
- pthread_mutex_unlock(&sync_trx_mutex);
- }*/
- } // while
-
- subframe++;
- s_cnt=0;
-
- /* wrap around rx buffer index */
- if (next_rx_pos >= samples_per_frame)
- next_rx_pos -= samples_per_frame;
- if (rx_pos >= samples_per_frame)
- rx_pos -= samples_per_frame;
- /* wrap around subframe number */
- if (subframe == 10 ) {
- subframe = 0;
- frame++;
- }
-
-
- } //while (eNB_exit==0)
- return 0;
-}
-
-/* Receive from eNB and transmit to RF */
-
-void *rrh_eNB_tx_thread(void *arg) {
-
- struct timespec time0,time1,time2;
-
- rrh_module_t *dev = (rrh_module_t *)arg;
- struct timespec time_req_1us, time_rem_1us;
- ssize_t bytes_received;
- int i;
- //openair0_timestamp last_hw_counter=0;
- unsigned int samples_per_frame=0,samples_per_subframe=0;
- unsigned int spp_rf=0, spp_eth=0;
- uint8_t loopback=0,measurements=0;
- unsigned int subframe=0,frame=0;
- unsigned int pck_tx=0;
-
-#ifdef DEADLINE_SCHEDULER
- struct sched_attr attr;
- unsigned int flags = 0;
-
- attr.size = sizeof(attr);
- attr.sched_flags = 0;
- attr.sched_nice = 0;
- attr.sched_priority = 0;
-
- attr.sched_policy = SCHED_DEADLINE;
- attr.sched_runtime = (0.8 * 100) * 10000;
- attr.sched_deadline = (0.9 * 100) * 10000;
- attr.sched_period = 1 * 1000000;
-
- if (sched_setattr(0, &attr, flags) < 0 ) {
- perror("[SCHED] eNB TX thread: sched_setattr failed\n");
- exit(-1);
- }
-#endif
-
- time_req_1us.tv_sec = 1;
- time_req_1us.tv_nsec = 0;
- spp_eth = dev->eth_dev.openair0_cfg->samples_per_packet;
- spp_rf = dev->devs->openair0_cfg->samples_per_packet;
- samples_per_frame = dev->eth_dev.openair0_cfg->samples_per_frame;
- samples_per_subframe = (unsigned int)samples_per_frame/10;
- tx_pos=0;
-
- loopback = dev->loopback;
- measurements = dev->measurements;
-
- while (rrh_exit == 0) {
- while (tx_pos < (1 + subframe)*samples_per_subframe) {
-
- //LOG_D(RRH,"bef lock read:%d %d\n",sync_trx,frame);
- //pthread_mutex_lock(&sync_trx_mutex);
-
- //while (!sync_trx) {
- //LOG_D(RRH,"in sync read:%d %d\n",sync_trx,frame);
- //pthread_cond_wait(&sync_trx_cond,&sync_trx_mutex);
- //}
- //LOG_D(RRH,"out of while read:%d %d\n",sync_trx,frame);
-
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_TX, 1 );
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_HW_FRAME, frame);
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_HW_SUBFRAME, subframe );
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TX_PCK, pck_tx );
-
- if (measurements == 1 ) clock_gettime(CLOCK_MONOTONIC,&time1);
- for (i=0; i<dev->eth_dev.openair0_cfg->tx_num_channels; i++) tx_eNB[i] = (void*)&tx_buffer_eNB[i][tx_pos];
-
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TXCNT, tx_pos );
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_READ, 1 );
-
- /* Read operation to ETHERNET device */
- if (( bytes_received = dev->eth_dev.trx_read_func(&dev->eth_dev,
- ×tamp_tx,
- tx_eNB,
- spp_eth,
- dev->eth_dev.openair0_cfg->tx_num_channels))<0) {
- perror("RRH eNB : ETHERNET read");
- }
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_READ, 0 );
-
- if (dev->devs->type != NONE_DEV) {
- LOG_D(RRH," tx_buffer_eNB[i][tx_pos]=%x t_buffer_eNB[i][tx_pos+1]=%x t_buffer_eNB[i][tx_pos+2]=%x \n",tx_buffer_eNB[0][tx_pos],tx_buffer_eNB[0][tx_pos+1],tx_buffer_eNB[0][tx_pos+2]);
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_RF, 1 );
- /* Write operation to RF device (TX)*/
- if ( dev->devs->trx_write_func (dev->devs,
- timestamp_tx,
- tx_eNB,
- spp_rf,
- dev->devs->openair0_cfg->tx_num_channels,
- 1)<0){
- perror("RRH eNB : USRP write");
- }
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_RF, 0 );
- }
-
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TX_TS, timestamp_tx&0xffffffff );
-
-
- //if (dev->devs->type == NONE_DEV) last_hw_counter=hw_counter;
-
-
- if (loopback ==1 ) {
- while (sync_eNB_rx[i]==0)
- nanosleep(&time_req_1us,&time_rem_1us);
-
- pthread_mutex_lock(&sync_eNB_mutex[i]);
- sync_eNB_rx[i]++;
- pthread_mutex_unlock(&sync_eNB_mutex[i]);
- }
-
- if (measurements == 1 ) {
- clock_gettime(CLOCK_MONOTONIC,&time2);
- memcpy(&time0,&time2,sizeof(struct timespec));
- }
-
- prev_tx_pos=tx_pos;
- tx_pos += spp_eth;
- pck_tx++;
-
- //VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_TX, 0 );
- //sync_trx=0;
- //pthread_cond_signal(&sync_trx_cond);
- //pthread_mutex_unlock(&sync_trx_mutex);
- }
-
- /* wrap around tx buffer index */
- if (tx_pos >= samples_per_frame)
- tx_pos -= samples_per_frame;
- /* wrap around subframe number */
- subframe++;
- if (subframe == 10 ) {
- subframe = 0; // the radio frame is complete, start over
- frame++;
- }
-
- } //while (eNB_exit==0)
- return 0;
-}
-
-
-static void calc_rt_period_ns( openair0_config_t *openair0_cfg) {
-
- rt_period= (double)(openair0_cfg->samples_per_packet/(openair0_cfg->samples_per_frame/10.0)*1000000);
- AssertFatal(rt_period > 0, "Invalid rt period !%u\n", rt_period);
- LOG_I(RRH,"[eNB] Real time period is set to %u ns\n", rt_period);
-}
-
-
-static void check_dev_config( rrh_module_t *mod_enb) {
-
- AssertFatal( (mod_enb->devs->openair0_cfg->num_rb_dl==100 || mod_enb->devs->openair0_cfg->num_rb_dl==50 || mod_enb->devs->openair0_cfg->num_rb_dl==25 || mod_enb->devs->openair0_cfg->num_rb_dl==6) , "Invalid number of resource blocks! %d\n", mod_enb->devs->openair0_cfg->num_rb_dl);
- AssertFatal( mod_enb->devs->openair0_cfg->samples_per_frame > 0 , "Invalid number of samples per frame! %d\n",mod_enb->devs->openair0_cfg->samples_per_frame);
- AssertFatal( mod_enb->devs->openair0_cfg->sample_rate > 0.0, "Invalid sample rate! %f\n", mod_enb->devs->openair0_cfg->sample_rate);
- AssertFatal( mod_enb->devs->openair0_cfg->samples_per_packet > 0 , "Invalid number of samples per packet! %d\n",mod_enb->devs->openair0_cfg->samples_per_packet);
- AssertFatal( mod_enb->devs->openair0_cfg->rx_num_channels > 0 , "Invalid number of RX antennas! %d\n", mod_enb->devs->openair0_cfg->rx_num_channels);
- AssertFatal( mod_enb->devs->openair0_cfg->tx_num_channels > 0 , "Invalid number of TX antennas! %d\n", mod_enb->devs->openair0_cfg->tx_num_channels);
- AssertFatal( mod_enb->devs->openair0_cfg->rx_freq[0] > 0.0 ,"Invalid RX frequency! %f\n", mod_enb->devs->openair0_cfg->rx_freq[0]);
- AssertFatal( mod_enb->devs->openair0_cfg->tx_freq[0] > 0.0 ,"Invalid TX frequency! %f\n", mod_enb->devs->openair0_cfg->tx_freq[0]);
- AssertFatal( mod_enb->devs->openair0_cfg->rx_gain[0] > 0.0 ,"Invalid RX gain! %f\n", mod_enb->devs->openair0_cfg->rx_gain[0]);
- AssertFatal( mod_enb->devs->openair0_cfg->tx_gain[0] > 0.0 ,"Invalid TX gain! %f\n", mod_enb->devs->openair0_cfg->tx_gain[0]);
- AssertFatal( mod_enb->devs->openair0_cfg->rx_bw > 0.0 ,"Invalid RX bw! %f\n", mod_enb->devs->openair0_cfg->rx_bw);
- AssertFatal( mod_enb->devs->openair0_cfg->tx_bw > 0.0 ,"Invalid RX bw! %f\n", mod_enb->devs->openair0_cfg->tx_bw);
- AssertFatal( mod_enb->devs->openair0_cfg->autocal[0] > 0 , "Invalid auto calibration choice! %d\n", mod_enb->devs->openair0_cfg->autocal[0]);
-
- printf("\n---------------------RF device configuration parameters---------------------\n");
-
- printf("\tMod_id=%d\n \tlog level=%d\n \tDL_RB=%d\n \tsamples_per_frame=%d\n \tsample_rate=%f\n \tsamples_per_packet=%d\n \ttx_sample_advance=%d\n \trx_num_channels=%d\n \ttx_num_channels=%d\n \trx_freq_0=%f\n \ttx_freq_0=%f\n \trx_freq_1=%f\n \ttx_freq_1=%f\n \trx_freq_2=%f\n \ttx_freq_2=%f\n \trx_freq_3=%f\n \ttx_freq_3=%f\n \trxg_mode=%d\n \trx_gain_0=%f\n \ttx_gain_0=%f\n \trx_gain_1=%f\n \ttx_gain_1=%f\n \trx_gain_2=%f\n \ttx_gain_2=%f\n \trx_gain_3=%f\n \ttx_gain_3=%f\n \trx_gain_offset_2=%f\n \ttx_gain_offset_3=%f\n \trx_bw=%f\n \ttx_bw=%f\n \tautocal=%d\n",
- mod_enb->devs->openair0_cfg->Mod_id,
- mod_enb->devs->openair0_cfg->log_level,
- mod_enb->devs->openair0_cfg->num_rb_dl,
- mod_enb->devs->openair0_cfg->samples_per_frame,
- mod_enb->devs->openair0_cfg->sample_rate,
- mod_enb->devs->openair0_cfg->samples_per_packet,
- mod_enb->devs->openair0_cfg->tx_sample_advance,
- mod_enb->devs->openair0_cfg->rx_num_channels,
- mod_enb->devs->openair0_cfg->tx_num_channels,
- mod_enb->devs->openair0_cfg->rx_freq[0],
- mod_enb->devs->openair0_cfg->tx_freq[0],
- mod_enb->devs->openair0_cfg->rx_freq[1],
- mod_enb->devs->openair0_cfg->tx_freq[1],
- mod_enb->devs->openair0_cfg->rx_freq[2],
- mod_enb->devs->openair0_cfg->tx_freq[2],
- mod_enb->devs->openair0_cfg->rx_freq[3],
- mod_enb->devs->openair0_cfg->tx_freq[3],
- mod_enb->devs->openair0_cfg->rxg_mode[0],
- mod_enb->devs->openair0_cfg->tx_gain[0],
- mod_enb->devs->openair0_cfg->tx_gain[0],
- mod_enb->devs->openair0_cfg->rx_gain[1],
- mod_enb->devs->openair0_cfg->tx_gain[1],
- mod_enb->devs->openair0_cfg->rx_gain[2],
- mod_enb->devs->openair0_cfg->tx_gain[2],
- mod_enb->devs->openair0_cfg->rx_gain[3],
- mod_enb->devs->openair0_cfg->tx_gain[3],
- //mod_enb->devs->openair0_cfg->rx_gain_offset[0],
- //mod_enb->devs->openair0_cfg->rx_gain_offset[1],
- mod_enb->devs->openair0_cfg->rx_gain_offset[2],
- mod_enb->devs->openair0_cfg->rx_gain_offset[3],
- mod_enb->devs->openair0_cfg->rx_bw,
- mod_enb->devs->openair0_cfg->tx_bw,
- mod_enb->devs->openair0_cfg->autocal[0]
- );
-
- printf("----------------------------------------------------------------------------\n");
-
-
-}
diff --git a/targets/RT/USER/rrh.c b/targets/RT/USER/rrh.c
deleted file mode 100644
index 88bd3f644d..0000000000
--- a/targets/RT/USER/rrh.c
+++ /dev/null
@@ -1,1220 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-/** ethernet_lib : API to stream I/Q samples over standard ethernet (RRH component)
-*
-* Authors: Raymond Knopp <raymond.knopp@eurecom.fr>, Riadh Ghaddab <riadh.ghaddab@eurecom.fr>
-*
-* Changelog:
-* 06.10.2014: Initial version
-*/
-
-#include <arpa/inet.h>
-#include <linux/if_packet.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <net/if.h>
-#include <netinet/ether.h>
-#include <unistd.h>
-#include <signal.h>
-#include <execinfo.h>
-#include <pthread.h>
-#include <time.h>
-
-#include "common_lib.h"
-
-#define BUF_LEN 4096+32
-#define RRH_eNB_PORT 50000
-#define RRH_eNB_DEST_IP "127.0.0.1"
-#define RRH_UE_PORT 51000
-#define RRH_UE_DEST_IP "127.0.0.1"
-
-#define FRAME_MAX_SIZE 307200//76800
-#define DEFAULT_PERIOD_NS 133333//200000
-
-#define START_CMD 1
-#define PRINTF_PERIOD 3750
-
-typedef struct {
- int eNB_port;
- char eNB_dest_ip[20];
- int UE_port;
- char UE_dest_ip[20];
- struct timespec time_req;
-} rrh_desc_t;
-
-typedef struct {
- int32_t nsamps;
- int32_t antenna_index_eNB_rx;
- int32_t antenna_index_eNB_tx;
- int sockid_eNB;
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
-} rrh_eNB_desc_t;
-
-typedef struct {
- int32_t nsamps;
- int32_t antenna_index_UE_rx;
- int32_t antenna_index_UE_tx;
- int sockid_UE;
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
-} rrh_UE_desc_t;
-
-int rrh_exit=0;
-
-int32_t tx_buffer_eNB[4][(1+(sizeof(openair0_timestamp)>>2))+FRAME_MAX_SIZE],rx_buffer_eNB[4][(1+(sizeof(openair0_timestamp)>>2))+FRAME_MAX_SIZE];
-int32_t tx_buffer_UE[4][(1+(sizeof(openair0_timestamp)>>2))+FRAME_MAX_SIZE],rx_buffer_UE[4][(1+(sizeof(openair0_timestamp)>>2))+FRAME_MAX_SIZE];
-void *rrh_eNB_thread_status;
-void *rrh_UE_thread_status;
-int32_t counter_UE_rx[4]= {0,0,0,0};
-int32_t counter_UE_tx[4]= {0,0,0,0};
-int32_t counter_eNB_rx[4]= {0,0,0,0};
-int32_t counter_eNB_tx[4]= {0,0,0,0};
-int32_t overflow_rx_buffer_UE[4]= {0,0,0,0};
-int32_t overflow_rx_buffer_eNB[4]= {0,0,0,0};
-int32_t nsamps_eNB[4]= {0,0,0,0};
-int32_t nsamps_UE[4]= {0,0,0,0};
-int32_t UE_tx_started=0,eNB_tx_started=0, UE_rx_started=0,eNB_rx_started=0;
-int32_t RT_FLAG=0, NRT_FLAG=1;
-openair0_timestamp nrt_eNB_counter[4]= {0,0,0,0};
-openair0_timestamp nrt_UE_counter[4]= {0,0,0,0};
-
-openair0_timestamp timestamp_eNB_tx[4],timestamp_eNB_rx[4]= {0,0,0,0};
-openair0_timestamp timestamp_UE_tx[4],timestamp_UE_rx[4]= {0,0,0,0};
-openair0_timestamp hw_counter=0;
-
-pthread_cond_t sync_UE_cond[4];
-pthread_mutex_t sync_UE_mutex[4];
-pthread_cond_t sync_eNB_cond[4];
-pthread_mutex_t sync_eNB_mutex[4];
-pthread_mutex_t timer_mutex;
-
-int sync_UE_rx[4]= {-1,-1,-1,-1};
-int sync_eNB_rx[4]= {-1,-1,-1,-1};
-
-//functions prototype
-void timer_signal_handler(int);
-void *timer_proc(void *);
-void *rrh_proc_eNB_thread();
-void *rrh_proc_UE_thread();
-void *rrh_UE_thread(void *);
-void *rrh_UE_rx_thread(void *);
-void *rrh_UE_tx_thread(void *);
-void *rrh_eNB_thread(void *);
-void *rrh_eNB_rx_thread(void *);
-void *rrh_eNB_tx_thread(void *);
-
-void timer_signal_handler(int sig)
-{
-
- if (sig == SIGALRM) {
- pthread_mutex_lock(&timer_mutex);
- hw_counter ++;
- //printf("[RRH] : hw_counter : %d\n",(int)hw_counter);
- pthread_mutex_unlock(&timer_mutex);
- }
-
-
-}
-
-
-void *timer_proc(void *arg)
-{
- timer_t timerid; // timer ID for timer
- //struct sigevent event; // event to deliver
- struct itimerspec *timer = (struct itimerspec*)arg; // the timer data structure
- struct itimerspec *old_value;
-
-
- //printf("Starting the timer\n");
- if (timer_create (CLOCK_REALTIME, NULL, &timerid) == -1) {
- fprintf (stderr, "couldn't create a timer\n");
- perror (NULL);
- exit (EXIT_FAILURE);
- }
-
- signal(SIGALRM, timer_signal_handler);
- // and start it!
- timer_settime (timerid, 0, timer, old_value);
-
- while (!rrh_exit) {
- sleep(1);
- }
-
- timer_delete(timerid);
- return (0);
-
-
-}
-
-
-void *rrh_proc_eNB_thread()
-{
-
- //rrh_desc_t *rrh_desc = (rrh_desc_t *)arg;
- int antenna_index,i;
- openair0_timestamp truncated_timestamp, truncated_timestamp_final, last_hw_counter=0;
- struct timespec time_req, time_rem;
- int16_t *rxp,*txp;
-
- time_req.tv_sec = 0;
- time_req.tv_nsec = 1000;
-
- while (rrh_exit==0) {
- //wait until some data has been copied
- for (antenna_index=0; antenna_index<4; antenna_index++) {
- if (sync_eNB_rx[antenna_index]==0) {
- if (!eNB_tx_started) {
- eNB_tx_started=1; // set this flag to 1 to indicate that eNB started
-
- if (RT_FLAG==1) {
- last_hw_counter=hw_counter;
- }
- } else {
- if (RT_FLAG==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("L");
- // goto end_copy_eNB;
- } else {
- //printf("hw_counter : %llu, last_hw_counter : %llu\n",hw_counter,last_hw_counter);
- while (hw_counter < last_hw_counter+1)
- nanosleep(&time_req,&time_rem);
- }
- }
- }
-
- truncated_timestamp = timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE);
- truncated_timestamp_final = (timestamp_eNB_tx[antenna_index]+nsamps_eNB[antenna_index])%FRAME_MAX_SIZE;
-
- if ((truncated_timestamp + nsamps_eNB[antenna_index]) > FRAME_MAX_SIZE) {
- if ((timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE < nsamps_eNB[antenna_index]) && (UE_rx_started==1)) {
- overflow_rx_buffer_UE[antenna_index]++;
- printf("UE Overflow[%d] : %d, timestamp : %d\n",antenna_index,overflow_rx_buffer_UE[antenna_index],(int)truncated_timestamp);
-
- if (NRT_FLAG==1) {
- while ((timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE) < nsamps_eNB[antenna_index])
- nanosleep(&time_req,&time_rem);
- }
- }
-
- rxp = (int16_t*)&rx_buffer_UE[antenna_index][truncated_timestamp+(sizeof(openair0_timestamp)>>2)];
- txp = (int16_t*)&tx_buffer_eNB[antenna_index][truncated_timestamp+(sizeof(openair0_timestamp)>>2)];
-
- for (i=0; i<(FRAME_MAX_SIZE<<1)-(truncated_timestamp<<1); i++) {
- rxp[i] = txp[i]>>6;
- }
-
- rxp = (int16_t*)&rx_buffer_UE[antenna_index][(sizeof(openair0_timestamp)>>2)];
- txp = (int16_t*)&tx_buffer_eNB[antenna_index][0];
-
- for (i=0; i<nsamps_eNB[antenna_index]-(FRAME_MAX_SIZE)+(truncated_timestamp); i++) {
- rxp[i] = txp[i]>>6;
- }
-
- /* memcpy(&rx_buffer_UE[antenna_index][truncated_timestamp + (sizeof(openair0_timestamp)>>2)],&tx_buffer_eNB[antenna_index][truncated_timestamp],(FRAME_MAX_SIZE<<2)-(truncated_timestamp<<2));
- memcpy(&rx_buffer_UE[antenna_index][(sizeof(openair0_timestamp)>>2)],&tx_buffer_eNB[antenna_index][0],(nsamps_eNB[antenna_index]<<2)-(FRAME_MAX_SIZE<<2)+(truncated_timestamp<<2));*/
- } else {
- if (((truncated_timestamp < (timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE)) && (truncated_timestamp_final > (timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE))) && (UE_rx_started==1)) {
- overflow_rx_buffer_UE[antenna_index]++;
- printf("UE Overflow[%d] : %d, timestamp : %d\n",antenna_index,overflow_rx_buffer_UE[antenna_index],(int)truncated_timestamp);
-
- if (NRT_FLAG==1) {
- while (truncated_timestamp_final > timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE)
- nanosleep(&time_req,&time_rem);
- }
- }
-
- rxp = (int16_t*)&rx_buffer_UE[antenna_index][truncated_timestamp+(sizeof(openair0_timestamp))];
- txp = (int16_t*)&tx_buffer_eNB[antenna_index][truncated_timestamp];
-
- for (i=0; i<(nsamps_eNB[antenna_index]); i++) {
- rxp[i] =txp[i]>>6;
- }
-
- /*
- memcpy(&rx_buffer_UE[antenna_index][truncated_timestamp + (sizeof(openair0_timestamp)>>2)],&tx_buffer_eNB[antenna_index][truncated_timestamp],(nsamps_eNB[antenna_index]<<2));*/
- }
-
-
- // end_copy_eNB :
- last_hw_counter=hw_counter;
- pthread_mutex_lock(&sync_eNB_mutex[antenna_index]);
- sync_eNB_rx[antenna_index]--;
- pthread_mutex_unlock(&sync_eNB_mutex[antenna_index]);
-
- }
- }
-
- }
-
- return(0);
-}
-
-void *rrh_proc_UE_thread()
-{
-
- //rrh_desc_t *rrh_desc = (rrh_desc_t *)arg;
- int antenna_index,i;
- openair0_timestamp truncated_timestamp, truncated_timestamp_final, last_hw_counter=0;
- struct timespec time_req, time_rem;
- int16_t *txp,*rxp;
-
- time_req.tv_sec = 0;
- time_req.tv_nsec = 1000;
-
-
- while (rrh_exit==0) {
- //wait until some data has been copied
- for (antenna_index=0; antenna_index<4; antenna_index++) {
- if (sync_UE_rx[antenna_index]==0) {
- if (!UE_tx_started) {
- UE_tx_started=1; //Set this flag to 1 to indicate that a UE started retrieving data
-
- if (RT_FLAG==1) {
- last_hw_counter=hw_counter;
- }
- } else {
- if (RT_FLAG==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("L1");
- // goto end_copy_UE;
- } else {
- while (hw_counter < last_hw_counter+1)
- nanosleep(&time_req,&time_rem);
- }
- }
- }
-
- truncated_timestamp = timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE);
- truncated_timestamp_final = (timestamp_UE_tx[antenna_index]+nsamps_UE[antenna_index])%FRAME_MAX_SIZE;
-
- if ((truncated_timestamp + nsamps_UE[antenna_index]) > FRAME_MAX_SIZE) {
- if ((timestamp_eNB_rx[antenna_index]%FRAME_MAX_SIZE < nsamps_UE[antenna_index]) && (eNB_rx_started==1)) {
- overflow_rx_buffer_eNB[antenna_index]++;
- printf("eNB Overflow[%d] : %d, timestamp : %d\n",antenna_index,overflow_rx_buffer_eNB[antenna_index],(int)truncated_timestamp);
-
- if (NRT_FLAG==1) {
- while ((timestamp_eNB_rx[antenna_index]%FRAME_MAX_SIZE) < nsamps_UE[antenna_index])
- nanosleep(&time_req,&time_rem);
- }
- }
-
- rxp = (int16_t*)&rx_buffer_eNB[antenna_index][truncated_timestamp+(sizeof(openair0_timestamp)>>2)];
- txp = (int16_t*)&tx_buffer_UE[antenna_index][truncated_timestamp+(sizeof(openair0_timestamp)>>2)];
-
- for (i=0; i<(FRAME_MAX_SIZE<<1)-(truncated_timestamp<<1); i++) {
- rxp[i] = txp[i]>>6;
- }
-
- rxp = (int16_t*)&rx_buffer_eNB[antenna_index][(sizeof(openair0_timestamp)>>2)];
- txp = (int16_t*)&tx_buffer_UE[antenna_index][0];
-
- for (i=0; i<nsamps_eNB[antenna_index]-(FRAME_MAX_SIZE)+(truncated_timestamp); i++) {
- rxp[i] = txp[i]>>6;
- }
-
- /*
- memcpy(&rx_buffer_eNB[antenna_index][truncated_timestamp + (sizeof(openair0_timestamp)>>2)],&tx_buffer_UE[antenna_index][truncated_timestamp],(FRAME_MAX_SIZE<<2)-(truncated_timestamp<<2));
- memcpy(&rx_buffer_eNB[antenna_index][(sizeof(openair0_timestamp)>>2)],&tx_buffer_UE[antenna_index][0],(nsamps_UE[antenna_index]<<2)-(FRAME_MAX_SIZE<<2)+(truncated_timestamp<<2));*/
-
- } else {
- if (((truncated_timestamp < (timestamp_eNB_rx[antenna_index]%FRAME_MAX_SIZE)) && (truncated_timestamp_final > (timestamp_eNB_rx[antenna_index]%FRAME_MAX_SIZE))) && (eNB_rx_started==1)) {
- overflow_rx_buffer_eNB[antenna_index]++;
- printf("eNB Overflow[%d] : %d, timestamp : %d\n",antenna_index,overflow_rx_buffer_eNB[antenna_index],(int)truncated_timestamp);
-
- if (NRT_FLAG==1) {
- while (truncated_timestamp_final > timestamp_eNB_rx[antenna_index]%FRAME_MAX_SIZE)
- nanosleep(&time_req,&time_rem);
- }
- }
-
- rxp = (int16_t*)&rx_buffer_eNB[antenna_index][truncated_timestamp+(sizeof(openair0_timestamp))];
- txp = (int16_t*)&tx_buffer_UE[antenna_index][truncated_timestamp];
-
- for (i=0; i<(nsamps_eNB[antenna_index]); i++) {
- rxp[i] =txp[i]>>6;
- }
-
- /* memcpy(&rx_buffer_eNB[antenna_index][truncated_timestamp+ (sizeof(openair0_timestamp)>>2)],&tx_buffer_UE[antenna_index][truncated_timestamp],(nsamps_UE[antenna_index]<<2));*/
- }
-
- //end_copy_UE :
- last_hw_counter=hw_counter;
- pthread_mutex_lock(&sync_UE_mutex[antenna_index]);
- sync_UE_rx[antenna_index]--;
- pthread_mutex_unlock(&sync_UE_mutex[antenna_index]);
-
- }
- }
-
- }
-
- return(0);
-}
-
-
-void *rrh_UE_rx_thread(void *arg)
-{
-
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
- rrh_UE_desc_t *rrh_UE_rx_desc = (rrh_UE_desc_t *)arg;
- struct timespec time0,time1,time2;
- struct timespec time_req_1us, time_rem_1us;
- ssize_t bytes_sent;
- int antenna_index, nsamps;
- int trace_cnt=0;
- int sockid;
- char str[INET_ADDRSTRLEN];
- unsigned long long max_rx_time=0, min_rx_time=133333, total_rx_time=0, average_rx_time=133333, s_period=0, trial=0;
-
- openair0_timestamp temp, last_hw_counter=0;
-
- antenna_index = rrh_UE_rx_desc->antenna_index_UE_rx;
- nsamps = rrh_UE_rx_desc->nsamps;
- sockid = rrh_UE_rx_desc->sockid_UE;
-
-
- bzero((void*)&clientaddr,sizeof(struct sockaddr));
- clientaddrlen = sizeof(struct sockaddr);
- //printf("Waiting for eNB ...\n");
- //printf("[RRH eNB RX thread] received parameters : nsamps : %d, antenna_index : %d\n",nsamps,antenna_index);
- clientaddr = rrh_UE_rx_desc->clientaddr;
- clientaddrlen = rrh_UE_rx_desc->clientaddrlen;
-
- inet_ntop(AF_INET, &(((struct sockaddr_in*)&clientaddr)->sin_addr), str, INET_ADDRSTRLEN);
- printf("Received UE RX request for antenna %d, nsamps %d (from %s:%d)\n",antenna_index,nsamps,str,
- ntohs(((struct sockaddr_in*)&clientaddr)->sin_port));
-
- while (rrh_exit == 0) {
- if (!UE_rx_started) {
- UE_rx_started=1; //Set this flag to 1 to indicate that a UE started retrieving data
-
- if (RT_FLAG==1) {
- last_hw_counter=hw_counter;
- }
- } else {
- if (RT_FLAG==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("L1");
- // goto end_copy_UE;
- } else {
- while (hw_counter < last_hw_counter+1)
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
- }
-
- clock_gettime(CLOCK_MONOTONIC,&time1);
-
- // send return
- temp=*(openair0_timestamp*)&rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)];
- *(openair0_timestamp*)&rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)]=timestamp_UE_rx[antenna_index];
-
- if ((timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) { // Wrap around if nsamps exceeds the buffer limit
- if (((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE)) < ((timestamp_UE_rx[antenna_index]+nsamps)%(FRAME_MAX_SIZE))) && (eNB_tx_started==1)) {
- printf("UE underflow wraparound timestamp_UE_rx : %d, timestamp_eNB_tx : %d\n",(int)(timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)),(int)(timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE));
-
- if (NRT_FLAG==1) {
- while ((timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE) < ((timestamp_UE_rx[antenna_index]+nsamps)%(FRAME_MAX_SIZE)))
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
-
- if ((bytes_sent = sendto(sockid,
- &rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)],
- ((FRAME_MAX_SIZE)<<2) - ((timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE))<<2) + sizeof(openair0_timestamp),
- 0,
- (struct sockaddr*)&clientaddr,
- sizeof(struct sockaddr)))<0)
- perror("RRH UE : sendto for RX");
-
- if ((bytes_sent = sendto(sockid,
- &rx_buffer_UE[antenna_index][0],
- (nsamps<<2) - ((FRAME_MAX_SIZE)<<2) + ((timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE))<<2),
- 0,
- (struct sockaddr*)&clientaddr,
- sizeof(struct sockaddr)))<0)
- perror("RRH UE : sendto for RX");
- } else {
- if (((timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE)< timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE)
- && (((timestamp_UE_rx[antenna_index]+nsamps)%FRAME_MAX_SIZE) > (timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE)) && (eNB_tx_started==1) ) {
- printf("UE underflow timestamp_UE_rx : %d, timestamp_eNB_tx : %d\n",(int)(timestamp_UE_rx[antenna_index]%FRAME_MAX_SIZE),(int)(timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE));
-
- if (NRT_FLAG==1) {
- while (((timestamp_UE_rx[antenna_index]+nsamps)%FRAME_MAX_SIZE) > (timestamp_eNB_tx[antenna_index]%FRAME_MAX_SIZE)) {
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
- }
-
-
- if ((bytes_sent = sendto(sockid,
- &rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)],
- (nsamps<<2)+sizeof(openair0_timestamp),
- 0,
- (struct sockaddr*)&clientaddr,
- sizeof(struct sockaddr)))<0)
- perror("RRH UE thread: sendto for RX");
- }
-
- //printf("bytes_sent %d(timestamp_UE_rx[%d] %d)\n",(int)bytes_sent,antenna_index,(int)timestamp_UE_rx[antenna_index]);
- *(openair0_timestamp*)&rx_buffer_UE[antenna_index][timestamp_UE_rx[antenna_index]%(FRAME_MAX_SIZE)]=temp;
- timestamp_UE_rx[antenna_index]+=nsamps;
- last_hw_counter=hw_counter;
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- if (trace_cnt++ > 10) {
- total_rx_time = (unsigned int)(time2.tv_nsec - time0.tv_nsec);
-
- if (total_rx_time < 0) total_rx_time=1000000000-total_rx_time;
-
- if ((total_rx_time > 0) && (total_rx_time < 1000000000)) {
- trial++;
-
- if (total_rx_time < min_rx_time)
- min_rx_time = total_rx_time;
-
- if (total_rx_time > max_rx_time)
- max_rx_time = total_rx_time;
-
- average_rx_time = (long long unsigned int)((average_rx_time*trial)+total_rx_time)/(trial+1);
- }
-
- if (s_period++ == PRINTF_PERIOD) {
- s_period=0;
- printf("Average UE RX time : %lu\tMax RX time : %lu\tMin RX time : %lu\n",average_rx_time,max_rx_time,min_rx_time);
-
- }
-
- //printf("RX: t1 %llu (time from last send), t2 %llu (sendto of %lu bytes) total time : %llu\n",(long long unsigned int)(time1.tv_nsec - time0.tv_nsec), (long long unsigned int)(time2.tv_nsec - time1.tv_nsec),
- // (nsamps<<2)+sizeof(openair0_timestamp),(long long unsigned int)(time2.tv_nsec - time0.tv_nsec));
-
- }
-
- memcpy(&time0,&time2,sizeof(struct timespec));
-
-
- } //while (rrh_exit==0)
-
- return(0);
-
-}
-
-
-void *rrh_UE_tx_thread(void *arg)
-{
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
- struct timespec time0a,time0,time1,time2;
- rrh_UE_desc_t *rrh_UE_tx_desc = (rrh_UE_desc_t *)arg;
- // struct timespec time_rem;
- struct timespec time_req_1us, time_rem_1us;
- ssize_t bytes_received;
- int antenna_index, nsamps;
- int8_t buf[BUF_LEN];
- int trace_cnt=0;
- int sockid;
-
- bzero((void*)&clientaddr,sizeof(struct sockaddr));
- clientaddrlen = sizeof(struct sockaddr);
-
- antenna_index = rrh_UE_tx_desc->antenna_index_UE_tx;
- nsamps = rrh_UE_tx_desc->nsamps;
- sockid = rrh_UE_tx_desc->sockid_UE;
-
- while (rrh_exit == 0) {
-
- clock_gettime(CLOCK_MONOTONIC,&time0a);
-
- bytes_received = recvfrom(sockid,buf,BUF_LEN,0,&clientaddr,&clientaddrlen);
- timestamp_eNB_tx[antenna_index] = *(openair0_timestamp*)(buf+4);
-
- clock_gettime(CLOCK_MONOTONIC,&time1);
-
- if (NRT_FLAG==1) {
- nrt_UE_counter[antenna_index]++;
- }
-
- //printf("Received UE TX request for antenna %d, nsamps %d, timestamp %d bytes_received %d\n",antenna_index,nsamps,(int)timestamp_UE_tx[antenna_index],(int)bytes_received);
- if ((timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) { // Wrap around if nsamps exceeds the buffer limit
- memcpy(&tx_buffer_UE[antenna_index][timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE)],buf+sizeof(openair0_timestamp)+2*sizeof(int16_t),
- (FRAME_MAX_SIZE<<2)-((timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE))<<2));
- memcpy(&tx_buffer_UE[antenna_index][0],buf+sizeof(openair0_timestamp)+2*sizeof(int16_t)+(FRAME_MAX_SIZE*4)-((timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE))<<2),
- (nsamps<<2)-((FRAME_MAX_SIZE-(timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE)))<<2));
- //printf("Received UE TX samples for antenna %d, nsamps %d (%d)\n",antenna_index,nsamps,(int)(bytes_received>>2));
- } else {
- memcpy(&tx_buffer_UE[antenna_index][timestamp_UE_tx[antenna_index]%(FRAME_MAX_SIZE)],buf+sizeof(openair0_timestamp)+2*sizeof(int16_t),(nsamps<<2));
- }
-
- //printf("Received UE TX samples for antenna %d, nsamps %d (%d)\n",antenna_index,nsamps,(int)(bytes_received>>2));
-
- while (sync_UE_rx[antenna_index]==0)
- nanosleep(&time_req_1us,&time_rem_1us);
-
- pthread_mutex_lock(&sync_UE_mutex[antenna_index]);
- sync_UE_rx[antenna_index]++;
-
- if (!sync_UE_rx[antenna_index]) {
- counter_UE_tx[antenna_index]=(counter_UE_tx[antenna_index]+nsamps)%FRAME_MAX_SIZE;
- nsamps_UE[antenna_index]=nsamps;
- } else {
- printf("rrh_eNB_proc thread is busy, will exit\n");
- exit(-1);
- }
-
- pthread_mutex_unlock(&sync_UE_mutex[antenna_index]);
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- memcpy(&time0,&time2,sizeof(struct timespec));
-
- }
-
- return(0);
-
-}
-
-
-
-void *rrh_UE_thread(void *arg)
-{
-
- int sockid=-1;
- struct sockaddr_in serveraddr;
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
- rrh_desc_t *rrh_desc = (rrh_desc_t *)arg;
- char str[INET_ADDRSTRLEN];
- //int8_t msg_header[4+sizeof(openair0_timestamp)];
- int8_t buf[BUF_LEN];
- int16_t cmd; //,nsamps,antenna_index;
- ssize_t bytes_received;
- // struct timespec time_rem;
- // ssize_t bytes_sent;
- // openair0_timestamp temp;
- // openair0_timestamp last_hw_counter=0;
- struct timespec time_req_1us, time_rem_1us;
-
- rrh_UE_desc_t rrh_UE_desc;
- pthread_t UE_rx_thread, UE_tx_thread;
- pthread_attr_t attr_UE_rx, attr_UE_tx;
- struct sched_param sched_param_UE_rx, sched_param_UE_tx;
- int error_code_UE_rx, error_code_UE_tx;
-
- time_req_1us.tv_sec = 0;
- time_req_1us.tv_nsec = 1000;
-
- while (rrh_exit==0) {
-
-
- sockid=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
-
- if (sockid==-1) {
- perror("Cannot create UE socket: ");
- rrh_exit=1;
- }
-
-
- bzero((char *)&serveraddr,sizeof(serveraddr));
- serveraddr.sin_family=AF_INET;
- serveraddr.sin_port=htons(rrh_desc->UE_port);
- inet_pton(AF_INET,rrh_desc->UE_dest_ip,&serveraddr.sin_addr.s_addr);
-
- inet_ntop(AF_INET, &(serveraddr.sin_addr), str, INET_ADDRSTRLEN);
- printf("Binding to UE socket for %s:%d\n",str,ntohs(serveraddr.sin_port));
-
- if (bind(sockid,(struct sockaddr *)&serveraddr,sizeof(serveraddr))<0) {
- perror("Cannot bind to UE socket: ");
- rrh_exit = 1;
- }
-
- // now wait for commands from eNB
-
- // get header info
- bzero((void*)&clientaddr,sizeof(struct sockaddr));
- clientaddrlen = sizeof(struct sockaddr);
- //printf("Waiting for UE ...\n");
-
- bytes_received = recvfrom(sockid,buf,BUF_LEN,0,&clientaddr,&clientaddrlen);
- cmd = buf[0];
-
- rrh_UE_desc.antenna_index_UE_rx = cmd>>1;
- rrh_UE_desc.antenna_index_UE_tx = cmd>>1;
- //rrh_eNB_desc.timestamp_eNB_tx[rrh_eNB_desc.antenna_index_eNB_tx] = *(openair0_timestamp*)(buf+4); //we don't need timestamp when receiving the first command
- rrh_UE_desc.nsamps = *(int16_t *)(buf+2);
- rrh_UE_desc.sockid_UE = sockid;
- rrh_UE_desc.clientaddr = clientaddr;
- rrh_UE_desc.clientaddrlen = clientaddrlen;
-
- cmd = cmd&1;
- inet_ntop(AF_INET, &(((struct sockaddr_in*)&clientaddr)->sin_addr), str, INET_ADDRSTRLEN);
-
- if (cmd==START_CMD) {
-
- pthread_attr_init(&attr_UE_rx);
- pthread_attr_init(&attr_UE_tx);
- sched_param_UE_rx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- sched_param_UE_tx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_setschedparam(&attr_UE_rx,&sched_param_UE_rx);
- pthread_attr_setschedparam(&attr_UE_tx,&sched_param_UE_tx);
- pthread_attr_setschedpolicy(&attr_UE_rx,SCHED_FIFO);
- pthread_attr_setschedpolicy(&attr_UE_tx,SCHED_FIFO);
-
- error_code_UE_rx = pthread_create(&UE_rx_thread, &attr_UE_rx, rrh_UE_rx_thread, (void *)&rrh_UE_desc);
- error_code_UE_tx = pthread_create(&UE_tx_thread, &attr_UE_tx, rrh_UE_tx_thread, (void *)&rrh_UE_desc);
-
- if (error_code_UE_rx) {
- printf("Error while creating UE RX thread\n");
- exit(-1);
- }
-
- if (error_code_UE_tx) {
- printf("Error while creating UE TX thread\n");
- exit(-1);
- }
-
- while (rrh_exit==0)
- sleep(1);
- }
- }
-
- close(sockid);
-
- rrh_UE_thread_status = 0;
- pthread_exit(&rrh_UE_thread_status);
-
- return(0);
-}
-
-
-
-void *rrh_eNB_rx_thread(void *arg)
-{
-
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
- rrh_eNB_desc_t *rrh_eNB_rx_desc = (rrh_eNB_desc_t *)arg;
- struct timespec time0,time1,time2;
- struct timespec time_req_1us, time_rem_1us;
- ssize_t bytes_sent;
- int antenna_index, nsamps;
- int trace_cnt=0;
- int sockid;
- char str[INET_ADDRSTRLEN];
- unsigned long long max_rx_time=0, min_rx_time=133333, total_rx_time=0, average_rx_time=133333, s_period=0, trial=0;
-
- openair0_timestamp temp, last_hw_counter=0;
-
- antenna_index = rrh_eNB_rx_desc->antenna_index_eNB_rx;
- nsamps = rrh_eNB_rx_desc->nsamps;
- sockid = rrh_eNB_rx_desc->sockid_eNB;
-
-
- bzero((void*)&clientaddr,sizeof(struct sockaddr));
- clientaddrlen = sizeof(struct sockaddr);
- //printf("Waiting for eNB ...\n");
- //printf("[RRH eNB RX thread] received parameters : nsamps : %d, antenna_index : %d\n",nsamps,antenna_index);
- clientaddr = rrh_eNB_rx_desc->clientaddr;
- clientaddrlen = rrh_eNB_rx_desc->clientaddrlen;
-
- inet_ntop(AF_INET, &(((struct sockaddr_in*)&clientaddr)->sin_addr), str, INET_ADDRSTRLEN);
- printf("Received eNB RX request for antenna %d, nsamps %d (from %s:%d)\n",antenna_index,nsamps,str,
- ntohs(((struct sockaddr_in*)&clientaddr)->sin_port));
-
- while (rrh_exit == 0) {
- //printf("Received eNB RX request for antenna %d, nsamps %d (from %s:%d)\n",antenna_index,nsamps,str,
- // ntohs(((struct sockaddr_in*)&clientaddr)->sin_port));
-
- if (!eNB_rx_started) {
- eNB_rx_started=1; // set this flag to 1 to indicate that eNB started
-
- if (RT_FLAG==1) {
- last_hw_counter=hw_counter;
- }
- } else {
- if (RT_FLAG==1) {
- if (hw_counter > last_hw_counter+1) {
- printf("L");
- // goto end_copy_eNB;
- } else {
- while (hw_counter < last_hw_counter+1)
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
- }
-
- clock_gettime(CLOCK_MONOTONIC,&time1);
-
- // send return
- temp=*(openair0_timestamp*)&rx_buffer_eNB[antenna_index][timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)];
- *(openair0_timestamp*)&rx_buffer_eNB[antenna_index][timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)]=timestamp_eNB_rx[antenna_index];
-
- if ((timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) { // Wrap around if nsamps exceeds the buffer limit
- if ((timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE < ((timestamp_eNB_rx[antenna_index]+nsamps)%FRAME_MAX_SIZE)) && (UE_tx_started==1)) {
- printf("eNB underflow\n");
-
- if (NRT_FLAG==1) {
- while ((timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE) < nsamps)
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
-
-
- if ((bytes_sent = sendto(sockid,
- &rx_buffer_eNB[antenna_index][timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)],
- ((FRAME_MAX_SIZE)<<2) - ((timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE))<<2) + sizeof(openair0_timestamp),
- 0,
- (struct sockaddr*)&clientaddr,
- sizeof(struct sockaddr)))<0)
- perror("RRH eNB : sendto for RX");
-
- if ((bytes_sent = sendto(sockid,
- &rx_buffer_eNB[antenna_index][0],
- (nsamps<<2) - ((FRAME_MAX_SIZE)<<2) + ((timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE))<<2),
- 0,
- (struct sockaddr*)&clientaddr,
- sizeof(struct sockaddr)))<0)
- perror("RRH eNB : sendto for RX");
- } else {
- if (((timestamp_eNB_rx[antenna_index]%FRAME_MAX_SIZE)< timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE)
- && (((timestamp_eNB_rx[antenna_index]+nsamps)%FRAME_MAX_SIZE) > (timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE)) && (UE_tx_started==1)) {
- printf("eNB underflow\n");
-
- if (NRT_FLAG==1) {
- while (((timestamp_eNB_rx[antenna_index]+nsamps)%FRAME_MAX_SIZE) > (timestamp_UE_tx[antenna_index]%FRAME_MAX_SIZE))
- nanosleep(&time_req_1us,&time_rem_1us);
- }
- }
-
- if ((bytes_sent = sendto(sockid,
- &rx_buffer_eNB[antenna_index][timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)],
- (nsamps<<2)+sizeof(openair0_timestamp),
- 0,
- (struct sockaddr*)&clientaddr,
- sizeof(struct sockaddr)))<0)
- perror("RRH eNB : sendto for RX");
-
- }
-
- //printf("bytes_sent %d(timestamp_eNB_rx[%d] %d)\n",(int)bytes_sent,antenna_index,(int)timestamp_eNB_rx[antenna_index]);
-
-
- *(openair0_timestamp*)&rx_buffer_eNB[antenna_index][timestamp_eNB_rx[antenna_index]%(FRAME_MAX_SIZE)]=temp;
- timestamp_eNB_rx[antenna_index]+=nsamps;
- last_hw_counter=hw_counter;
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- if (trace_cnt++ > 10) {
- total_rx_time = (unsigned int)(time2.tv_nsec - time0.tv_nsec);
-
- if (total_rx_time < 0) total_rx_time=1000000000-total_rx_time;
-
- if ((total_rx_time > 0) && (total_rx_time < 1000000000)) {
- trial++;
-
- if (total_rx_time < min_rx_time)
- min_rx_time = total_rx_time;
-
- if (total_rx_time > max_rx_time)
- max_rx_time = total_rx_time;
-
- average_rx_time = (long long unsigned int)((average_rx_time*trial)+total_rx_time)/(trial+1);
- }
-
- if (s_period++ == PRINTF_PERIOD) {
- s_period=0;
- printf("Average eNB RX time : %lu\tMax RX time : %lu\tMin RX time : %lu\n",average_rx_time,max_rx_time,min_rx_time);
-
- }
-
- //printf("RX: t1 %llu (time from last send), t2 %llu (sendto of %lu bytes) total time : %llu\n",(long long unsigned int)(time1.tv_nsec - time0.tv_nsec), (long long unsigned int)(time2.tv_nsec - time1.tv_nsec),
- // (nsamps<<2)+sizeof(openair0_timestamp),(long long unsigned int)(time2.tv_nsec - time0.tv_nsec));
-
- }
-
- memcpy(&time0,&time2,sizeof(struct timespec));
-
-
- } //while (rrh_exit==0)
-
- return(0);
-
-}
-
-
-void *rrh_eNB_tx_thread(void *arg)
-{
-
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
- struct timespec time0a,time0,time1,time2;
- rrh_eNB_desc_t *rrh_eNB_tx_desc = (rrh_eNB_desc_t *)arg;
- // struct timespec time_rem;
- struct timespec time_req_1us, time_rem_1us;
- ssize_t bytes_received;
- int antenna_index, nsamps;
- int8_t buf[BUF_LEN];
- int trace_cnt=0;
- int sockid;
-
- bzero((void*)&clientaddr,sizeof(struct sockaddr));
- clientaddrlen = sizeof(struct sockaddr);
- //printf("Waiting for eNB ...\n");
-
- antenna_index = rrh_eNB_tx_desc->antenna_index_eNB_tx;
- nsamps = rrh_eNB_tx_desc->nsamps;
- sockid = rrh_eNB_tx_desc->sockid_eNB;
-
- while (rrh_exit == 0) {
-
- clock_gettime(CLOCK_MONOTONIC,&time0a);
-
- bytes_received = recvfrom(sockid,buf,BUF_LEN,0,&clientaddr,&clientaddrlen);
- timestamp_eNB_tx[antenna_index] = *(openair0_timestamp*)(buf+4);
-
- clock_gettime(CLOCK_MONOTONIC,&time1);
-
- if (NRT_FLAG==1) {
- nrt_eNB_counter[antenna_index]++;
- }
-
- //printf("Received eNB TX request for antenna %d, nsamps %d, timestamp %d bytes_received %d\n",antenna_index,nsamps,(int)timestamp_eNB_tx[antenna_index],(int)bytes_received);
-
- if ((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE)+nsamps) > FRAME_MAX_SIZE) { // Wrap around if nsamps exceeds the buffer limit
- memcpy(&tx_buffer_eNB[antenna_index][timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE)],buf+sizeof(openair0_timestamp)+2*sizeof(int16_t),
- ((FRAME_MAX_SIZE)<<2)-((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE))<<2));
- //printf("Done first part size : %d\n",(int32_t)(((FRAME_MAX_SIZE)<<2)-((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE))<<2)));
- memcpy(&tx_buffer_eNB[antenna_index][0],buf+sizeof(openair0_timestamp)+2*sizeof(int16_t) + ((FRAME_MAX_SIZE)<<2) -((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE))<<2),
- (nsamps<<2)-((FRAME_MAX_SIZE)<<2)+((timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE))<<2));
- //printf("Received eNB TX samples for antenna %d, nsamps %d (%d)\n",antenna_index,nsamps,(int)(bytes_received>>2));
- } else {
- memcpy(&tx_buffer_eNB[antenna_index][timestamp_eNB_tx[antenna_index]%(FRAME_MAX_SIZE)],buf+sizeof(openair0_timestamp)+2*sizeof(int16_t),nsamps<<2);
- }
-
- while (sync_eNB_rx[antenna_index]==0)
- nanosleep(&time_req_1us,&time_rem_1us);
-
- //printf("launching eNB proc\n");
- pthread_mutex_lock(&sync_eNB_mutex[antenna_index]);
- sync_eNB_rx[antenna_index]++;
-
- if (!sync_eNB_rx[antenna_index]) {
- counter_eNB_tx[antenna_index]=(counter_eNB_tx[antenna_index]+nsamps)%FRAME_MAX_SIZE;
- nsamps_eNB[antenna_index]=nsamps;
- } else {
- printf("rrh_eNB_proc thread is busy, will exit\n");
- exit(-1);
- }
-
- pthread_mutex_unlock(&sync_eNB_mutex[antenna_index]);
-
- clock_gettime(CLOCK_MONOTONIC,&time2);
-
- //if (trace_cnt++ < 10)
- // printf("TX: t0 %llu (time from previous run) t1 %llu (time of memcpy TX samples), t2 %llu (total time)\n",(long long unsigned int)(time1.tv_nsec - time0.tv_nsec),
- // (long long unsigned int)(time2.tv_nsec - time1.tv_nsec),
- // (long long unsigned int)(time2.tv_nsec - time0.tv_nsec));
-
- memcpy(&time0,&time2,sizeof(struct timespec));
-
-
-
- }
-
- return(0);
-
-}
-
-void *rrh_eNB_thread(void *arg)
-{
-
- int sockid=-1;
- struct sockaddr_in serveraddr;
- struct sockaddr clientaddr;
- socklen_t clientaddrlen;
- rrh_desc_t *rrh_desc = (rrh_desc_t *)arg;
- char str[INET_ADDRSTRLEN];
- //int8_t msg_header[4+sizeof(openair0_timestamp)];
- int8_t buf[BUF_LEN];
- int16_t cmd; //,nsamps,antenna_index;
- ssize_t bytes_received;
- //ssize_t bytes_sent;
- //openair0_timestamp temp, last_hw_counter=0;
- //struct timespec time_rem;
- struct timespec time_req_1us, time_rem_1us;
- //struct timespec time0a,time0,time1,time2;
- //int trace_cnt=0;
- rrh_eNB_desc_t rrh_eNB_desc;
- pthread_t eNB_rx_thread, eNB_tx_thread;
- pthread_attr_t attr_eNB_rx, attr_eNB_tx;
- struct sched_param sched_param_eNB_rx, sched_param_eNB_tx;
- int error_code_eNB_rx, error_code_eNB_tx;
-
- time_req_1us.tv_sec = 0;
- time_req_1us.tv_nsec = 1000;
-
-
- while (rrh_exit==0) {
-
-
- sockid=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
-
- if (sockid==-1) {
- perror("Cannot create eNB socket: ");
- rrh_exit=1;
- }
-
-
- bzero((char *)&serveraddr,sizeof(serveraddr));
- serveraddr.sin_family=AF_INET;
- serveraddr.sin_port=htons(rrh_desc->eNB_port);
- inet_pton(AF_INET,rrh_desc->eNB_dest_ip,&serveraddr.sin_addr.s_addr);
-
- inet_ntop(AF_INET, &(serveraddr.sin_addr), str, INET_ADDRSTRLEN);
- printf("Binding to eNB socket for %s:%d\n",str,ntohs(serveraddr.sin_port));
-
- if (bind(sockid,(struct sockaddr *)&serveraddr,sizeof(serveraddr))<0) {
- perror("Cannot bind to eNB socket: ");
- rrh_exit = 1;
- }
-
- // now wait for commands from eNB
-
- // get header info
- bzero((void*)&clientaddr,sizeof(struct sockaddr));
- clientaddrlen = sizeof(struct sockaddr);
- //printf("Waiting for eNB ...\n");
-
-
-
- bytes_received = recvfrom(sockid,buf,BUF_LEN,0,&clientaddr,&clientaddrlen);
- cmd = buf[0];
- rrh_eNB_desc.antenna_index_eNB_rx = cmd>>1;
- rrh_eNB_desc.antenna_index_eNB_tx = cmd>>1;
- //rrh_eNB_desc.timestamp_eNB_tx[rrh_eNB_desc.antenna_index_eNB_tx] = *(openair0_timestamp*)(buf+4); //we don't need timestamp when receiving the first command
- rrh_eNB_desc.nsamps = *(int16_t *)(buf+2);
- rrh_eNB_desc.sockid_eNB = sockid;
- rrh_eNB_desc.clientaddr = clientaddr;
- rrh_eNB_desc.clientaddrlen = clientaddrlen;
-
- //cmd = cmd&1;
- cmd = cmd|1;//in order to make cmd evalution dummy (the first message from lte to rrh has changed, see: @ethernet_lib.c trx_start_func has been substituted by trx_request_func )
- inet_ntop(AF_INET, &(((struct sockaddr_in*)&clientaddr)->sin_addr), str, INET_ADDRSTRLEN);
-
- if (cmd==START_CMD) {
-
- pthread_attr_init(&attr_eNB_rx);
- pthread_attr_init(&attr_eNB_tx);
- sched_param_eNB_rx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- sched_param_eNB_tx.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_setschedparam(&attr_eNB_rx,&sched_param_eNB_rx);
- pthread_attr_setschedparam(&attr_eNB_tx,&sched_param_eNB_tx);
- pthread_attr_setschedpolicy(&attr_eNB_rx,SCHED_FIFO);
- pthread_attr_setschedpolicy(&attr_eNB_tx,SCHED_FIFO);
-
- error_code_eNB_rx = pthread_create(&eNB_rx_thread, &attr_eNB_rx, rrh_eNB_rx_thread, (void *)&rrh_eNB_desc);
- error_code_eNB_tx = pthread_create(&eNB_tx_thread, &attr_eNB_tx, rrh_eNB_tx_thread, (void *)&rrh_eNB_desc);
-
- if (error_code_eNB_rx) {
- printf("Error while creating eNB RX thread\n");
- exit(-1);
- }
-
- if (error_code_eNB_tx) {
- printf("Error while creating eNB TX thread\n");
- exit(-1);
- }
-
- while (rrh_exit==0)
- sleep(1);
-
- }
-
-
- } //while (rrh_exit==0)
-
- close(sockid);
-
- rrh_eNB_thread_status = 0;
- pthread_exit(&rrh_eNB_thread_status);
-
- return(0);
-}
-
-
-void signal_handler(int sig)
-{
- void *array[10];
- size_t size;
-
- if (sig==SIGSEGV) {
- // get void*'s for all entries on the stack
- size = backtrace(array, 10);
-
- // print out all the frames to stderr
- fprintf(stderr, "Error: signal %d:\n", sig);
- backtrace_symbols_fd(array, size, 2);
- exit(-1);
- } else {
- printf("trying to exit gracefully...\n");
- rrh_exit = 1;
- }
-}
-
-int main(int argc, char **argv)
-{
-
- pthread_t main_rrh_eNB_thread, main_rrh_UE_thread, main_rrh_proc_eNB_thread, main_rrh_proc_UE_thread, main_timer_proc_thread;
- pthread_attr_t attr, attr_proc, attr_timer;
- struct sched_param sched_param_rrh, sched_param_rrh_proc, sched_param_timer;
- int error_code_eNB, error_code_UE, error_code_proc_eNB, error_code_proc_UE, error_code_timer;
- int i;
- int opt;
- int nsecs=0, rt_period=0;
- rrh_desc_t rrh;
- struct itimerspec timer;
-
-
- rrh.time_req.tv_sec = 0;
- rrh.time_req.tv_nsec = 0;
-
- rrh.eNB_port = RRH_eNB_PORT;
- strcpy(rrh.eNB_dest_ip,RRH_eNB_DEST_IP);
- rrh.UE_port = RRH_UE_PORT;
- strcpy(rrh.UE_dest_ip ,RRH_UE_DEST_IP);
-
- nsecs = 0;
-
- while ((opt = getopt(argc, argv, "t:rE:U:")) != -1) {
- switch (opt) {
- case 't':
- rt_period = atoi(optarg);
- RT_FLAG=1;
- NRT_FLAG=0;
- break;
-
- case 'r':
- rt_period = DEFAULT_PERIOD_NS;
- RT_FLAG=1;
- NRT_FLAG=0;
- break;
-
- case 'E':
- strcpy(rrh.eNB_dest_ip,optarg);
- break;
-
- case 'U':
- strcpy(rrh.UE_dest_ip,optarg);
- break;
-
- default: /* '?' */
- fprintf(stderr, "Usage: %s [-d nsecs]\n", argv[0]);
- exit(-1);
- }
- }
-
- // if (optind >= argc) {
- // fprintf(stderr, "Expected argument after options\n");
- // exit(EXIT_FAILURE);
- // }
-
- // setup the timer (1s delay, 1s reload)
- timer.it_value.tv_sec = rt_period/1000000000;
- timer.it_value.tv_nsec = rt_period%1000000000;
- timer.it_interval.tv_sec = rt_period/1000000000;
- timer.it_interval.tv_nsec = rt_period%1000000000;
-
-
- // to make a graceful exit when ctrl-c is pressed
- signal(SIGSEGV, signal_handler);
- signal(SIGINT, signal_handler);
-
-
- pthread_attr_init(&attr);
- sched_param_rrh.sched_priority = sched_get_priority_max(SCHED_FIFO);
- pthread_attr_init(&attr_proc);
- sched_param_rrh_proc.sched_priority = sched_get_priority_max(SCHED_FIFO-1);
- pthread_attr_init(&attr_timer);
- sched_param_timer.sched_priority = sched_get_priority_max(SCHED_FIFO-2);
-
- pthread_attr_setschedparam(&attr,&sched_param_rrh);
- pthread_attr_setschedpolicy(&attr,SCHED_FIFO);
- pthread_attr_setschedparam(&attr_proc,&sched_param_rrh_proc);
- pthread_attr_setschedpolicy(&attr_proc,SCHED_FIFO-1);
- pthread_attr_setschedparam(&attr_timer,&sched_param_timer);
- pthread_attr_setschedpolicy(&attr_timer,SCHED_FIFO-2);
-
- for (i=0; i<4; i++) {
- pthread_mutex_init(&sync_eNB_mutex[i],NULL);
- pthread_cond_init(&sync_eNB_cond[i],NULL);
- pthread_mutex_init(&sync_UE_mutex[i],NULL);
- pthread_cond_init(&sync_UE_cond[i],NULL);
- }
-
- pthread_mutex_init(&timer_mutex,NULL);
-
- error_code_eNB = pthread_create(&main_rrh_eNB_thread, &attr, rrh_eNB_thread, (void *)&rrh);
- error_code_UE = pthread_create(&main_rrh_UE_thread, &attr, rrh_UE_thread, (void *)&rrh);
- error_code_proc_UE = pthread_create(&main_rrh_proc_UE_thread, &attr_proc, rrh_proc_UE_thread, NULL);
- error_code_proc_eNB = pthread_create(&main_rrh_proc_eNB_thread, &attr_proc, rrh_proc_eNB_thread, NULL);
- error_code_timer = pthread_create(&main_timer_proc_thread, &attr_timer, timer_proc, (void *)&timer);
-
- if (error_code_eNB) {
- printf("Error while creating eNB thread\n");
- exit(-1);
- }
-
- if (error_code_UE) {
- printf("Error while creating UE thread\n");
- exit(-1);
- }
-
- if (error_code_proc_UE) {
- printf("Error while creating UE proc thread\n");
- exit(-1);
- }
-
- if (error_code_proc_eNB) {
- printf("Error while creating eNB proc thread\n");
- exit(-1);
- }
-
- if (error_code_timer) {
- printf("Error while creating timer proc thread\n");
- exit(-1);
- }
-
- printf("TYPE <CTRL-C> TO TERMINATE\n");
-
- while (rrh_exit==0)
- sleep(1);
-
-
- //pthread_join(main_rrh_eNB_thread,&rrh_eNB_thread_status);
- return 0;
-}
diff --git a/targets/RT/USER/rrh.gtkw b/targets/RT/USER/rrh.gtkw
deleted file mode 100644
index 891f23ada5..0000000000
--- a/targets/RT/USER/rrh.gtkw
+++ /dev/null
@@ -1,195 +0,0 @@
-[*]
-[*] GTKWave Analyzer v3.3.58 (w)1999-2014 BSI
-[*] Fri Jan 29 16:34:46 2016
-[*]
-[dumpfile] "/tmp/openair_dump_rrh.vcd"
-[dumpfile_mtime] "Fri Jan 29 16:20:55 2016"
-[dumpfile_size] 224259458
-[savefile] "/home/guepe/openairinterface5g_rrh/openairinterface5g/targets/RT/USER/rrh.gtkw"
-[timestart] 31315875900
-[size] 1004 1028
-[pos] 926 -1
-*-17.429794 31316090054 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
-[sst_width] 224
-[signals_width] 261
-[sst_expanded] 1
-[sst_vpaned_height] 278
-@24
-[color] 1
-variables.hw_frame_rx[63:0]
-[color] 1
-variables.hw_subframe_rx[63:0]
-@28
-[color] 1
-functions.eNB_rx
-functions.eNB_rx_sleep
-[color] 3
-functions.trx_read_rf
-[color] 7
-functions.trx_write
-@c00024
-variables.rxcnt[63:0]
-@28
-(0)variables.rxcnt[63:0]
-(1)variables.rxcnt[63:0]
-(2)variables.rxcnt[63:0]
-(3)variables.rxcnt[63:0]
-(4)variables.rxcnt[63:0]
-(5)variables.rxcnt[63:0]
-(6)variables.rxcnt[63:0]
-(7)variables.rxcnt[63:0]
-(8)variables.rxcnt[63:0]
-(9)variables.rxcnt[63:0]
-(10)variables.rxcnt[63:0]
-(11)variables.rxcnt[63:0]
-(12)variables.rxcnt[63:0]
-(13)variables.rxcnt[63:0]
-(14)variables.rxcnt[63:0]
-(15)variables.rxcnt[63:0]
-(16)variables.rxcnt[63:0]
-(17)variables.rxcnt[63:0]
-(18)variables.rxcnt[63:0]
-(19)variables.rxcnt[63:0]
-(20)variables.rxcnt[63:0]
-(21)variables.rxcnt[63:0]
-(22)variables.rxcnt[63:0]
-(23)variables.rxcnt[63:0]
-(24)variables.rxcnt[63:0]
-(25)variables.rxcnt[63:0]
-(26)variables.rxcnt[63:0]
-(27)variables.rxcnt[63:0]
-(28)variables.rxcnt[63:0]
-(29)variables.rxcnt[63:0]
-(30)variables.rxcnt[63:0]
-(31)variables.rxcnt[63:0]
-(32)variables.rxcnt[63:0]
-(33)variables.rxcnt[63:0]
-(34)variables.rxcnt[63:0]
-(35)variables.rxcnt[63:0]
-(36)variables.rxcnt[63:0]
-(37)variables.rxcnt[63:0]
-(38)variables.rxcnt[63:0]
-(39)variables.rxcnt[63:0]
-(40)variables.rxcnt[63:0]
-(41)variables.rxcnt[63:0]
-(42)variables.rxcnt[63:0]
-(43)variables.rxcnt[63:0]
-(44)variables.rxcnt[63:0]
-(45)variables.rxcnt[63:0]
-(46)variables.rxcnt[63:0]
-(47)variables.rxcnt[63:0]
-(48)variables.rxcnt[63:0]
-(49)variables.rxcnt[63:0]
-(50)variables.rxcnt[63:0]
-(51)variables.rxcnt[63:0]
-(52)variables.rxcnt[63:0]
-(53)variables.rxcnt[63:0]
-(54)variables.rxcnt[63:0]
-(55)variables.rxcnt[63:0]
-(56)variables.rxcnt[63:0]
-(57)variables.rxcnt[63:0]
-(58)variables.rxcnt[63:0]
-(59)variables.rxcnt[63:0]
-(60)variables.rxcnt[63:0]
-(61)variables.rxcnt[63:0]
-(62)variables.rxcnt[63:0]
-(63)variables.rxcnt[63:0]
-@1401200
--group_end
-@24
-variables.pck_rx[63:0]
-variables.rx_ts[63:0]
-@c00024
-variables.tx_seq_num[63:0]
-@28
-(0)variables.tx_seq_num[63:0]
-(1)variables.tx_seq_num[63:0]
-(2)variables.tx_seq_num[63:0]
-(3)variables.tx_seq_num[63:0]
-(4)variables.tx_seq_num[63:0]
-(5)variables.tx_seq_num[63:0]
-(6)variables.tx_seq_num[63:0]
-(7)variables.tx_seq_num[63:0]
-(8)variables.tx_seq_num[63:0]
-(9)variables.tx_seq_num[63:0]
-(10)variables.tx_seq_num[63:0]
-(11)variables.tx_seq_num[63:0]
-(12)variables.tx_seq_num[63:0]
-(13)variables.tx_seq_num[63:0]
-(14)variables.tx_seq_num[63:0]
-(15)variables.tx_seq_num[63:0]
-(16)variables.tx_seq_num[63:0]
-(17)variables.tx_seq_num[63:0]
-(18)variables.tx_seq_num[63:0]
-(19)variables.tx_seq_num[63:0]
-(20)variables.tx_seq_num[63:0]
-(21)variables.tx_seq_num[63:0]
-(22)variables.tx_seq_num[63:0]
-(23)variables.tx_seq_num[63:0]
-(24)variables.tx_seq_num[63:0]
-(25)variables.tx_seq_num[63:0]
-(26)variables.tx_seq_num[63:0]
-(27)variables.tx_seq_num[63:0]
-(28)variables.tx_seq_num[63:0]
-(29)variables.tx_seq_num[63:0]
-(30)variables.tx_seq_num[63:0]
-(31)variables.tx_seq_num[63:0]
-(32)variables.tx_seq_num[63:0]
-(33)variables.tx_seq_num[63:0]
-(34)variables.tx_seq_num[63:0]
-(35)variables.tx_seq_num[63:0]
-(36)variables.tx_seq_num[63:0]
-(37)variables.tx_seq_num[63:0]
-(38)variables.tx_seq_num[63:0]
-(39)variables.tx_seq_num[63:0]
-(40)variables.tx_seq_num[63:0]
-(41)variables.tx_seq_num[63:0]
-(42)variables.tx_seq_num[63:0]
-(43)variables.tx_seq_num[63:0]
-(44)variables.tx_seq_num[63:0]
-(45)variables.tx_seq_num[63:0]
-(46)variables.tx_seq_num[63:0]
-(47)variables.tx_seq_num[63:0]
-(48)variables.tx_seq_num[63:0]
-(49)variables.tx_seq_num[63:0]
-(50)variables.tx_seq_num[63:0]
-(51)variables.tx_seq_num[63:0]
-(52)variables.tx_seq_num[63:0]
-(53)variables.tx_seq_num[63:0]
-(54)variables.tx_seq_num[63:0]
-(55)variables.tx_seq_num[63:0]
-(56)variables.tx_seq_num[63:0]
-(57)variables.tx_seq_num[63:0]
-(58)variables.tx_seq_num[63:0]
-(59)variables.tx_seq_num[63:0]
-(60)variables.tx_seq_num[63:0]
-(61)variables.tx_seq_num[63:0]
-(62)variables.tx_seq_num[63:0]
-(63)variables.tx_seq_num[63:0]
-@1401200
--group_end
-@24
-variables.hw_frame[63:0]
-variables.hw_subframe[63:0]
-@28
-[color] 1
-functions.eNB_tx
-functions.eNB_tx_sleep
-[color] 7
-functions.trx_read
-[color] 3
-functions.trx_write_rf
-@24
-variables.txcnt[63:0]
-variables.pck_tx[63:0]
-variables.tx_ts[63:0]
-@25
-variables.rx_seq_num_prv[63:0]
-@24
-variables.rx_seq_num[63:0]
-variables.hw_cnt_rx[63:0]
-variables.lhw_cnt_rx[63:0]
-[color] 3
-variables.cnt[63:0]
-[pattern_trace] 1
-[pattern_trace] 0
diff --git a/targets/RT/USER/rrh_gw.c b/targets/RT/USER/rrh_gw.c
deleted file mode 100644
index 7aea0484be..0000000000
--- a/targets/RT/USER/rrh_gw.c
+++ /dev/null
@@ -1,460 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-
-/*! \file rrh_gw.h
- * \brief top-level for the remote radio head gateway (RRH_gw) module reusing the ethernet library
- * \author Navid Nikaein, Katerina Trilyraki, Raymond Knopp
- * \date 2015
- * \version 0.1
- * \company Eurecom
- * \maintainer: navid.nikaein@eurecom.fr
- * \note
- * \warning very experimental
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <signal.h>
-#include <execinfo.h>
-#include <unistd.h>
-#include <sys/socket.h>
-#include <arpa/inet.h>
-#include <net/if.h>
-#include <time.h>
-
-#include "common_lib.h"
-#include "rrh_gw.h"
-#include "rt_wrapper.h"
-#include "rrh_gw_externs.h"
-
-
-#include "log_if.h"
-#include "log_extern.h"
-#include "vcd_signal_dumper.h"
-
-/*****************************************************************************************
- * ---------- *
- * ------- RRH_BBU_IF ------- RRH_RF_IF -------USRP - COTS_UE- *
- * - BBU - --------------- - RRH - ------------- -------BLADERF ---------- *
- * ------- ------- -------EXMIMO *
- * --------- *
- * -------ETH_IF - EMU_UE- *
- * --------- *
- *****************************************************************************************/
-
-
-/* local IP/MAC address is detected*/
-char rrh_ip[20] = "0.0.0.0";
-unsigned char rrh_mac[20] = "0:0:0:0:0:0";
-int rrh_port = 50000; // has to be an option
-
-/* log */
-int16_t glog_level = LOG_DEBUG;
-int16_t glog_verbosity = LOG_MED;
-int16_t rrh_log_level = LOG_INFO;
-int16_t rrh_log_verbosity = LOG_MED;
-int16_t enb_log_level = LOG_INFO;
-int16_t enb_log_verbosity = LOG_MED;
-int16_t ue_log_level = LOG_INFO;
-int16_t ue_log_verbosity = LOG_MED;
-
-
-/* flag definitions */
-uint8_t eNB_flag=0;
-uint8_t UE_flag=0;
-uint8_t EXMIMO_flag=0;
-uint8_t USRP_flag=0;
-uint8_t RT_flag=0, NRT_flag=1;
-uint8_t rrh_exit=0;
-uint8_t loopback_flag=0;
-uint8_t measurements_flag=0;
-
-/* Default operation as RRH:
- - there are neither eNB nor UE modules
- - no RF hardware is specified (NONE_IF)
- - default ethernet interface is local */
-uint8_t num_eNB_mod=0;
-uint8_t num_UE_mod=0;
-char* if_name="lo";
-uint8_t eth_mode=ETH_UDP_MODE;
-
-rrh_module_t *enb_array;
-rrh_module_t *ue_array;
-
-openair0_vtimestamp hw_counter=0;
-
-char rf_config_file[1024];
-
-static void debug_init(void);
-static void get_options(int argc, char *argv[]);
-static void print_help(void);
-
-/*!\fn static rrh_module_t new_module(unsigned int id);
-* \brief creation of a eNB/UE module
-* \param[in] module id
-* \return module
-* \note
-* @ingroup _oai
-*/
-static rrh_module_t new_module(unsigned int id);
-
-/*!\fn static int get_address(char* if_name, uint8_t flag);
- * \brief retrieves IP address from the specified network interface
- * \param[in] name of network interface
- * \return 0
- * \note
- * @ingroup _oai
- */
-static int get_address(char* if_name, uint8_t flag);
-
-
-
-
-
-int main(int argc, char **argv) {
-
- unsigned int i;
- rf_config_file[0]='\0';
- /* parse input arguments */
- get_options(argc, argv);
- /* initialize logger and signal analyzer */
- debug_init();
- /* */
- set_latency_target();
- /* make a graceful exit when ctrl-c is pressed */
- signal(SIGSEGV, signal_handler);
- signal(SIGINT, signal_handler);
-
- /* create modules based on input arguments */
- if (eNB_flag==1){
- enb_array=(rrh_module_t*)malloc(num_eNB_mod*sizeof(rrh_module_t));
- for(i=0;i<num_eNB_mod;i++){
- enb_array[i]=new_module(i);//enb_array[i]=new_module(i, get_RF_interfaces(&hardware_target));
- config_BBU_mod(&enb_array[i],RT_flag,NRT_flag);
- LOG_I(RRH,"[eNB %d] module(s) created (out of %u) \n",i,num_eNB_mod);
- }
- }
- if (UE_flag==1){
- ue_array=(rrh_module_t*)malloc(num_UE_mod*sizeof(rrh_module_t));
- for(i=0;i<num_UE_mod;i++){
- ue_array[i]=new_module(i);
- config_UE_mod(&ue_array[i],RT_flag,NRT_flag);
- LOG_I(RRH,"[UE %d] module(s) created (out of %u)\n",i, num_UE_mod);
- }
- }
-
- printf("TYPE <CTRL-C> TO TERMINATE\n");
-
- while (rrh_exit==0)
- sleep(1);
-
- return EXIT_SUCCESS;
-}
-
-
-static rrh_module_t new_module (unsigned int id) {
-
- rrh_module_t rrh_mod;
- openair0_config_t openair0_cfg;
-
- rrh_mod.id=id;
- rrh_mod.loopback=loopback_flag;
- rrh_mod.measurements=measurements_flag;
-
- /* each module is associated with an ethernet device */
- rrh_mod.eth_dev.type=NONE_DEV;
- rrh_mod.eth_dev.transp_type=NONE_TP;
- /* ethernet device is functioning within RRH */
- rrh_mod.eth_dev.host_type=RRH_HOST;
- /* */
- rrh_mod.eth_dev.openair0_cfg = (openair0_config_t*)malloc(sizeof(openair0_config_t));
- memset(rrh_mod.eth_dev.openair0_cfg,0,sizeof(openair0_config_t));
- /* get IP and MAC address */
- get_address(if_name,eth_mode);
-
- if(eth_mode==ETH_UDP_MODE) {
- openair0_cfg.my_addr = &rrh_ip[0];
- openair0_cfg.my_port = rrh_port;
- LOG_I(RRH,"UDP mode selected for ethernet.\n");
- } else if (eth_mode==ETH_RAW_MODE) {
- openair0_cfg.my_addr = (char*)&rrh_mac[0];
- openair0_cfg.my_port = rrh_port;
- LOG_I(RRH,"RAW mode selected for ethernet.\n");
- }
-
- /* */
- eth_params_t *eth_params = (eth_params_t*)malloc(sizeof(eth_params_t));
- memset(eth_params, 0, sizeof(eth_params_t));
- eth_params->local_if_name = if_name;
- eth_params->transp_preference = eth_mode;
-
- /* ethernet device initialization */
- if (openair0_transport_load(&rrh_mod.eth_dev, &openair0_cfg,eth_params)<0) {
- LOG_E(RRH,"Exiting, cannot initialize ethernet interface.\n");
- exit(-1);
- }
-
- /* allocate space and specify associated RF device */
- openair0_device *oai_dv = (openair0_device *)malloc(sizeof(openair0_device));
- memset(oai_dv,0,sizeof(openair0_device));
-
- rrh_mod.devs=oai_dv;
- rrh_mod.devs->type=NONE_DEV;
- rrh_mod.devs->transp_type=NONE_TP;
- rrh_mod.devs->host_type=RRH_HOST;
-
- return rrh_mod;
-}
-
-static void debug_init(void) {
-
- /* log initialization */
- logInit();
- set_glog(glog_level, glog_verbosity);
-
- set_comp_log(RRH, rrh_log_level, rrh_log_verbosity, 1);
- //set_comp_log(ENB_LOG, enb_log_level, enb_log_verbosity, 1);
- //set_comp_log(UE_LOG, ue_log_level, ue_log_verbosity, 1);
-
- /* vcd initialization */
- if (ouput_vcd) {
- vcd_signal_dumper_init("/tmp/openair_dump_rrh.vcd");
-
- }
-}
-
-
-static void get_options(int argc, char *argv[]) {
-
- int opt;
-
- while ((opt = getopt(argc, argv, "xvhlte:n:u:g:r:m:i:f:")) != -1) {
-
- switch (opt) {
- case 'n':
- eNB_flag=1;
- num_eNB_mod=atoi(optarg);
- break;
- case 'u':
- UE_flag=1;
- num_UE_mod=atoi(optarg);
- break;
- case 'g':
- glog_level=atoi(optarg);
- break;
- case 'i':
- if (optarg) {
- if_name=strdup(optarg);
- printf("RRH interface name is set to %s\n", if_name);
- }
- break;
- case 'm':
- eth_mode=atoi(optarg);
- break;
- case 'r':
- //rrh_log_level=atoi(optarg);
- break;
- case 'e':
- //enb_log_level=atoi(optarg);
- break;
- case 'x':
- rt_period = DEFAULT_PERIOD_NS;
- RT_flag=1;
- NRT_flag=0;
- break;
- case 'v':
- /* extern from vcd */
- ouput_vcd=1;
- break;
- case 'l':
- /*In loopback mode rrh sends back to bbu what it receives*/
- loopback_flag=1;
- break;
- case 'f':
- if (optarg){
- if ((strcmp("null", optarg) == 0) || (strcmp("NULL", optarg) == 0)) {
- printf("no configuration filename is provided\n");
- }
- else if (strlen(optarg)<=1024){
- // rf_config_file = strdup(optarg);
- strcpy(rf_config_file,optarg);
- }else {
- printf("Configuration filename is too long\n");
- exit(-1);
- }
- }
- break;
- case 't':
- /* When measurements are enabled statistics related to TX/RX time are printed */
- measurements_flag=1;
- break;
- case 'h':
- print_help();
- exit(-1);
- default: /* '?' */
- //fprintf(stderr, "Usage: \n", argv[0]);
- exit(-1);
- }
-}
-
-}
-
-static int get_address(char* if_name, uint8_t flag) {
-
- int fd;
- struct ifreq ifr;
-
- fd = socket(AF_INET, SOCK_DGRAM, 0);
- /* I want to get an IPv4 IP address */
- ifr.ifr_addr.sa_family = AF_INET;
- /* I want IP address attached to "if_name" */
- strncpy(ifr.ifr_name, if_name, IFNAMSIZ-1);
-
- if (flag==ETH_UDP_MODE) {
- if ( ioctl(fd, SIOCGIFADDR, &ifr)<0 ) {
- perror("IOCTL:");
- exit(-1);
- }
- snprintf(&rrh_ip[0],20,"%s", inet_ntoa(((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr));
- LOG_I(RRH,"%s: IP address: %s\n",if_name,rrh_ip);
- } else if (flag==ETH_RAW_MODE) {
- if ( ioctl(fd, SIOCGIFHWADDR, &ifr)<0 ) {
- perror("IOCTL:");
- exit(-1);
- }
- ether_ntoa_r ((struct ether_addr *)ifr.ifr_hwaddr.sa_data, (char*)rrh_mac);
- LOG_I(RRH,"%s: MAC address: %s\n",if_name,rrh_mac);
- }
-
- close(fd);
- return 0;
-}
-
-
-static void print_help(void) {
-
- puts("Usage: \n");
- puts(" sudo -E chrt 99 ./rrh -n1 -g6 -v -t -i lo -m1");
- puts("Options:\n");
- puts("\t -n create eNB module\n");
- puts("\t -u create UE module\n");
- puts("\t -g define global log level\n");
- puts("\t -i set the RRH interface (default lo)\n");
- puts("\t -m set ethernet mode to be used by RRH, valid options: (1:raw, 0:udp) \n");
- puts("\t -r define rrh log level\n");
- puts("\t -e define eNB log level\n");
- puts("\t -x enable real time bahaviour\n");
- puts("\t -v enable vcd dump\n");
- puts("\t -l enable loopback mode\n");
- puts("\t -t enable measurements\n");
- puts("\t -h display info\n");
-
-}
-
-
-void *timer_proc(void *arg) {
-
- timer_t timerid;
- struct itimerspec *timer= (struct itimerspec *)arg ; // the timer data structure
- struct itimerspec old_value;
-
-
-#ifdef DEADLINE_SCHEDULER
- struct sched_attr attr;
- unsigned int flags = 0;
-
- attr.size = sizeof(attr);
- attr.sched_flags = 0;
- attr.sched_nice = 0;
- attr.sched_priority = 0;
-
- attr.sched_policy = SCHED_DEADLINE;
- attr.sched_runtime = (0.1 * 100) * 10000; //
- attr.sched_deadline = rt_period-30000;//(0.1 * 100) * 10000;
- attr.sched_period = rt_period;//(0.1 * 100) * 10000; // each TX/RX thread has, as a function of RT PERIOD ??
-
- if (sched_setattr(0, &attr, flags) < 0 ) {
- perror("[SCHED] timer thread: sched_setattr failed\n");
- exit(-1);
- }
-#endif
-
- if (timer_create (CLOCK_REALTIME, NULL, &timerid) == -1) {
- fprintf (stderr, "couldn't create a timer\n");
- perror (NULL);
- exit (EXIT_FAILURE);
- }
-
- signal(SIGALRM, timer_signal_handler);
- LOG_I(RRH,"Timer has started!\n");
- timer_settime (timerid, 0, timer, &old_value);
-
- while (!rrh_exit) {
- sleep(1);
- }
-
- timer_delete(timerid);
-
- return (0);
-}
-
-
-void timer_signal_handler(int sig) {
-
- if (sig == SIGALRM) {
- pthread_mutex_lock(&timer_mutex);
- hw_counter ++;
- pthread_mutex_unlock(&timer_mutex);
- VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_CNT, hw_counter);//USED ELSEWHERE
- }
-}
-
-
-void signal_handler(int sig) {
-
- void *array[10];
- size_t size;
-
- if (sig==SIGSEGV) {
- // get void*'s for all entries on the stack
- size = backtrace(array, 10);
-
- // print out all the frames to stderr
- fprintf(stderr, "Error: signal %d:\n", sig);
- backtrace_symbols_fd(array, size, 2);
- exit(-1);
- } else {
- printf("trying to exit gracefully...\n");
- rrh_exit = 1;
- }
-}
-
-void exit_fun(const char* s) {
- if (s != NULL) {
- printf("%s %s() Exiting RRH: %s\n",__FILE__, __FUNCTION__, s);
- }
- rrh_exit = 1;
- exit (-1);
-}
-
-
diff --git a/targets/RT/USER/rrh_gw.h b/targets/RT/USER/rrh_gw.h
deleted file mode 100644
index 97ffa5a893..0000000000
--- a/targets/RT/USER/rrh_gw.h
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-/*! \file rrh_gw.h
- * \brief header file for remote radio head gateway (RRH_gw) module
- * \author Navid Nikaein, Katerina Trilyraki, Raymond Knopp
- * \date 2015
- * \version 0.1
- * \company Eurecom
- * \maintainer: navid.nikaein@eurecom.fr
- * \note
- * \warning very experimental
- */
-
-#ifndef RRH_GW_H_
-#define RRH_GW_H_
-
-#include "ethernet_lib.h"
-#include "vcd_signal_dumper.h"
-#include "assertions.h"
-
-#define DEFAULT_PERIOD_NS 200000 /* default value is calculated for 25 PRB */
-#define RRH_UE_PORT 51000
-#define RRH_UE_DEST_IP "127.0.0.1"
-
-/*! \brief RRH supports two types of modules: eNB and UE
- each module is associated with an ethernet device (device of ETH_IF)
- and optionally with a RF device (device type can be USRP_B200/USRP_X300/BLADERF_IF/EXMIMO_IF/NONE_IF)
- UE modules will always have RF device type NONE_IF */
-typedef struct {
-/*! \brief module id */
- uint8_t id;
-/*! \brief! loopback flag */
-uint8_t loopback;
-/*! \brief measurement flag */
-uint8_t measurements;
-/*! \brief module's ethernet device */
-openair0_device eth_dev;
-/*! \brief pointer to RF module's device (pointer->since it's optional) */
-openair0_device *devs;
-}rrh_module_t;
-
-/*! \fn void timer_signal_handler(int sig)
- * \brief this function
- * \param[in] signal type
- * \return none
- * \note
- * @ingroup _oai
-*/
-void timer_signal_handler(int);
-
-/*! \fn void *timer_proc(void *arg)
- * \brief this function
- * \param[in]
- * \param[out]
- * \return
- * \note
- * @ingroup _oai
- */
-void *timer_proc(void *);
-
-/*! \fn void config_BBU_mod( rrh_module_t *mod_enb, uint8_t RT_flag,uint8_t NRT_flag)
- * \brief receive and apply configuration to modules' optional device
- * \param[in] *mod_enb pointer to module
- * \param[in] RT_flag real time flag
- * \return none
- * \note
- * @ingroup _oai
- */
-void config_BBU_mod( rrh_module_t *mod_enb, uint8_t RT_flag, uint8_t NRT_flag);
-
-/*! \fn void config_UE_mod( rrh_module_t *dev_ue, uint8_t RT_flag,uint8_t NRT_flag)
- * \brief this function
- * \param[in] *mod_ue pointer to module
- * \param[in]
- * \return none
- * \note
- * @ingroup _oai
- */
-void config_UE_mod( rrh_module_t *dev_ue, uint8_t RT_flag, uint8_t NRT_flag);
-
-
-
-void signal_handler(int sig);
-
-#endif
diff --git a/targets/RT/USER/rrh_gw_externs.h b/targets/RT/USER/rrh_gw_externs.h
deleted file mode 100644
index 0786743399..0000000000
--- a/targets/RT/USER/rrh_gw_externs.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.openairinterface.org/?page_id=698
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- * contact@openairinterface.org
- */
-
-/*! \file rrh_gw_extern.h
- * \brief rrh gatewy external vars
- * \author Navid Nikaein, Katerina Trilyraki, Raymond Knopp
- * \date 2015
- * \version 0.1
- * \company Eurecom
- * \maintainer: navid.nikaein@eurecom.fr
- * \note
- * \warning very experimental
- */
-
-#ifndef RRH_GW_EXTERNS_H_
-#define RRH_GW_EXTERNS_H_
-extern char rf_config_file[1024];
-
-extern openair0_timestamp timestamp_UE_tx[4] ,timestamp_UE_rx[4] ,timestamp_eNB_rx[4],timestamp_eNB_tx[4];
-extern openair0_vtimestamp hw_counter;
-extern int32_t UE_tx_started,UE_rx_started,eNB_rx_started ,eNB_tx_started;
-extern int32_t nsamps_UE[4],nsamps_eNB[4];
-extern int32_t overflow_rx_buffer_eNB[4],overflow_rx_buffer_UE[4];
-extern uint8_t rrh_exit;
-extern int32_t **rx_buffer_eNB, **rx_buffer_UE;
-extern unsigned int rt_period;
-extern pthread_mutex_t timer_mutex;
-
-
-#endif
diff --git a/targets/SIMU/USER/Makefile b/targets/SIMU/USER/Makefile
index 12595aa86c..1c80cf07d5 100644
--- a/targets/SIMU/USER/Makefile
+++ b/targets/SIMU/USER/Makefile
@@ -263,7 +263,7 @@ endif
# Check if libpgm is installed and use it if found instead of the unreliable
# multicast
ifeq ($(PGM_FOUND), 1)
-CFLAGS += $(PGM_CFLAGS) -DENABLE_PGM_TRANSPORT
+CFLAGS += $(PGM_CFLAGS)
LIBS += $(PGM_LIBS)
endif
--
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