From e82ef88e72c99bedc650a93c57af3f75934c8b62 Mon Sep 17 00:00:00 2001 From: Raymond Knopp Date: Sun, 24 Jan 2021 13:27:10 +0100 Subject: [PATCH] builds are succesful (eNB,UE,gNB,nrUE,physim) --- cmake_targets/CMakeLists.txt | 3 - openair2/RRC/NR_UE/rrc_UE.c | 4 +- targets/RT/USER/lte-softmodem.h | 2 - targets/RT/USER/lte-ue.c | 18 +- targets/RT/USER/lte-uesoftmodem.c | 18 +- targets/RT/USER/rfsim.c | 490 ------------------------------ 6 files changed, 9 insertions(+), 526 deletions(-) delete mode 100644 targets/RT/USER/rfsim.c diff --git a/cmake_targets/CMakeLists.txt b/cmake_targets/CMakeLists.txt index e9abb9bf67..a1c73024be 100644 --- a/cmake_targets/CMakeLists.txt +++ b/cmake_targets/CMakeLists.txt @@ -3004,9 +3004,6 @@ add_executable(lte-uesoftmodem ${OPENAIR_TARGETS}/RT/USER/lte-ue.c ${OPENAIR_TARGETS}/RT/USER/lte-uesoftmodem.c ${OPENAIR_DIR}/executables/softmodem-common.c - ${OPENAIR_TARGETS}/RT/USER/lte-ru.c - ${OPENAIR_TARGETS}/RT/USER/ru_control.c - ${OPENAIR_TARGETS}/RT/USER/rfsim.c ${OPENAIR_TARGETS}/COMMON/create_tasks_ue.c ${OPENAIR_TARGETS}/ARCH/COMMON/common_lib.c ${OPENAIR_TARGETS}/ARCH/COMMON/record_player.c diff --git a/openair2/RRC/NR_UE/rrc_UE.c b/openair2/RRC/NR_UE/rrc_UE.c index 093ecdf788..4efaa624b5 100755 --- a/openair2/RRC/NR_UE/rrc_UE.c +++ b/openair2/RRC/NR_UE/rrc_UE.c @@ -1831,7 +1831,7 @@ nr_rrc_ue_establish_srb1( { // add descriptor from RRC PDU NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].Active = 1; - NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].Status = RADIO_CONFIG_OK;//RADIO CFG + NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].status = RADIO_CONFIG_OK;//RADIO CFG NR_UE_rrc_inst[ue_mod_idP].Srb1[gNB_index].Srb_info.Srb_id = 1; LOG_I(NR_RRC, "[UE %d], CONFIG_SRB1 %d corresponding to gNB_index %d\n", ue_mod_idP, DCCH, gNB_index); return(0); @@ -1849,7 +1849,7 @@ nr_rrc_ue_establish_srb2( { // add descriptor from RRC PDU NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].Active = 1; - NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].Status = RADIO_CONFIG_OK;//RADIO CFG + NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].status = RADIO_CONFIG_OK;//RADIO CFG NR_UE_rrc_inst[ue_mod_idP].Srb2[gNB_index].Srb_info.Srb_id = 2; LOG_I(NR_RRC, "[UE %d], CONFIG_SRB2 %d corresponding to gNB_index %d\n", ue_mod_idP, DCCH1, gNB_index); return(0); diff --git a/targets/RT/USER/lte-softmodem.h b/targets/RT/USER/lte-softmodem.h index 35c428e107..a1b261f263 100644 --- a/targets/RT/USER/lte-softmodem.h +++ b/targets/RT/USER/lte-softmodem.h @@ -97,7 +97,6 @@ /*-------------------------------------------------------------------------------------------------------------------------------------------------------*/ #define CMDLINE_UEPARAMS_DESC { \ - {"siml1", CONFIG_HLP_SIML1, PARAMFLAG_BOOL, iptr:&simL1flag, defintval:0, TYPE_INT, 0}, \ {"U", CONFIG_HLP_NUMUE, 0, u16ptr:&NB_UE_INST, defuintval:1, TYPE_UINT16, 0}, \ {"ue-rxgain", CONFIG_HLP_UERXG, 0, dblptr:&(rx_gain[0][0]), defdblval:130, TYPE_DOUBLE, 0}, \ {"ue-rxgain-off", CONFIG_HLP_UERXGOFF, 0, dblptr:&rx_gain_off, defdblval:0, TYPE_DOUBLE, 0}, \ @@ -199,7 +198,6 @@ extern void init_te_thread(PHY_VARS_eNB *); extern void kill_td_thread(PHY_VARS_eNB *); extern void kill_te_thread(PHY_VARS_eNB *); -extern void RCConfig_sim(void); extern void init_ocm(void); extern void init_ue_devices(PHY_VARS_UE *); diff --git a/targets/RT/USER/lte-ue.c b/targets/RT/USER/lte-ue.c index 0962bb6a2d..a7fff21980 100644 --- a/targets/RT/USER/lte-ue.c +++ b/targets/RT/USER/lte-ue.c @@ -283,13 +283,7 @@ void init_UE(int nb_inst, LOG_I(PHY,"Allocating UE context %d\n",inst); - if ( !IS_SOFTMODEM_SIML1 ) PHY_vars_UE_g[inst][0] = init_ue_vars(fp0,inst,0); - else { - // needed for memcopy below. these are not used in the RU, but needed for UE - RC.ru[0]->frame_parms->nb_antennas_rx = fp0->nb_antennas_rx; - RC.ru[0]->frame_parms->nb_antennas_tx = fp0->nb_antennas_tx; - PHY_vars_UE_g[inst][0] = init_ue_vars(RC.ru[0]->frame_parms,inst,0); - } + PHY_vars_UE_g[inst][0] = init_ue_vars(fp0,inst,0); // turn off timing control loop in UE PHY_vars_UE_g[inst][0]->no_timing_correction = timing_correction; @@ -371,17 +365,13 @@ void init_UE(int nb_inst, */ UE->N_TA_offset = 0; - if (IS_SOFTMODEM_SIML1 ) init_ue_devices(UE); - LOG_I(PHY,"Intializing UE Threads for instance %d (%p,%p)...\n",inst,PHY_vars_UE_g[inst],PHY_vars_UE_g[inst][0]); init_UE_threads(inst); - if (!IS_SOFTMODEM_SIML1 ) { - ret = openair0_device_load(&(UE->rfdevice), &openair0_cfg[0]); + ret = openair0_device_load(&(UE->rfdevice), &openair0_cfg[0]); - if (ret !=0) { - exit_fun("Error loading device library"); - } + if (ret !=0) { + exit_fun("Error loading device library"); } UE->rfdevice.host_type = RAU_HOST; diff --git a/targets/RT/USER/lte-uesoftmodem.c b/targets/RT/USER/lte-uesoftmodem.c index 2bf2314f1b..c507d782fa 100644 --- a/targets/RT/USER/lte-uesoftmodem.c +++ b/targets/RT/USER/lte-uesoftmodem.c @@ -193,6 +193,9 @@ int oaisim_flag=0; */ uint8_t abstraction_flag=0; +// needed for pdcp.c +RAN_CONTEXT_t RC; + /* forward declarations */ void set_default_frame_parms(LTE_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs]); @@ -286,7 +289,6 @@ static void get_options(void) { int dumpframe=0; int timingadv=0; uint8_t nfapi_mode = NFAPI_MONOLITHIC; - int simL1flag =0; set_default_frame_parms(frame_parms); CONFIG_SETRTFLAG(CONFIG_NOEXITONHELP); @@ -300,8 +302,6 @@ static void get_options(void) { config_process_cmdline( cmdline_ueparams,sizeof(cmdline_ueparams)/sizeof(paramdef_t),NULL); nfapi_setmode(nfapi_mode); - if (simL1flag) - set_softmodem_optmask(SOFTMODEM_SIML1_BIT); if (loopfile != NULL) { printf("Input file for hardware emulation: %s",loopfile); @@ -574,11 +574,6 @@ int main( int argc, char **argv ) { EPC_MODE_ENABLED = !IS_SOFTMODEM_NOS1; printf("Running with %d UE instances\n",NB_UE_INST); - if (NB_UE_INST > 1 && (!IS_SOFTMODEM_SIML1) && NFAPI_MODE!=NFAPI_UE_STUB_PNF) { - printf("Running with more than 1 UE instance and simL1 is not active, this will result in undefined behaviour for now, exiting.\n"); - abort(); - } - // Checking option of nums_ue_thread. if(NB_THREAD_INST < 1) { printf("Running with 0 UE rxtx thread, exiting.\n"); @@ -649,9 +644,6 @@ int main( int argc, char **argv ) { } } else init_openair0(frame_parms[0],(int)rx_gain[0][0]); - if (IS_SOFTMODEM_SIML1 ) { - RCConfig_sim(); - } cpuf=get_cpu_freq_GHz(); @@ -753,10 +745,6 @@ int main( int argc, char **argv ) { //p_exmimo_config->framing.tdd_config = TXRXSWITCH_TESTRX; - if (IS_SOFTMODEM_SIML1 ) { - init_ocm(); - PHY_vars_UE_g[0][0]->no_timing_correction = 1; - } if(IS_SOFTMODEM_DOFORMS) load_softscope("ue",NULL); diff --git a/targets/RT/USER/rfsim.c b/targets/RT/USER/rfsim.c deleted file mode 100644 index eb380b9518..0000000000 --- a/targets/RT/USER/rfsim.c +++ /dev/null @@ -1,490 +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 rfsim.c -* \brief function for simulated RF device -* \author R. Knopp -* \date 2018 -* \version 1.0 -* \company Eurecom -* \email: openair_tech@eurecom.fr -* \note -* \warning -*/ - - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "assertions.h" -#include "rfsim.h" -#include "openair1/SIMULATION/TOOLS/sim.h" -#include "enb_config.h" -#include "enb_paramdef.h" -#include "platform_constants.h" -#include "common/config/config_paramdesc.h" -#include "common/config/config_userapi.h" -#include "common/ran_context.h" -#include "PHY/defs_UE.h" -#include "PHY/defs_eNB.h" -#include "PHY/defs_RU.h" -#include "common/utils/LOG/vcd_signal_dumper.h" - -RAN_CONTEXT_t RC; -extern PHY_VARS_UE ***PHY_vars_UE_g; - - -// put all of these in a common structure after -sim_t sim; - - -void init_ru_devices(void); - -void init_RU(char *,int send_dmrssync); - -void *rfsim_top(void *n_frames); - -void wait_RUs(void) { - int i; - // wait for all RUs to be configured over fronthaul - pthread_mutex_lock(&RC.ru_mutex); - - while (RC.ru_mask>0) { - pthread_cond_wait(&RC.ru_cond,&RC.ru_mutex); - } - - pthread_mutex_unlock(&RC.ru_mutex); - - // copy frame parameters from RU to UEs - for (i=0; iframe_parms->samples_per_tti + RC.ru[0]->frame_parms->ofdm_symbol_size + RC.ru[0]->frame_parms->nb_prefix_samples0; - } - - for (int ru_id=0; ru_idframe_parms->samples_per_tti; - - printf("RUs are ready, let's go\n"); -} - -void wait_eNBs(void) { - return; -} - - -void RCConfig_sim(void) { - paramlist_def_t RUParamList = {CONFIG_STRING_RU_LIST,NULL,0}; - // Get num RU instances - config_getlist( &RUParamList,NULL,0, NULL); - RC.nb_RU = RUParamList.numelt; - AssertFatal(RC.nb_RU>0,"we need at least 1 RU for simulation\n"); - printf("returned with %d rus\n",RC.nb_RU); - init_RU(NULL,0); - printf("Waiting for RUs to get set up\n"); - wait_RUs(); - init_ru_devices(); - static int nframes = 100000; - AssertFatal(0 == pthread_create(&sim.rfsim_thread, - NULL, - rfsim_top, - (void *)&nframes), ""); -} - - - -int ru_trx_start(openair0_device *device) { - return(0); -} - -void ru_trx_end(openair0_device *device) { - return; -} - -int ru_trx_stop(openair0_device *device) { - return(0); -} -int UE_trx_start(openair0_device *device) { - return(0); -} -void UE_trx_end(openair0_device *device) { - return; -} -int UE_trx_stop(openair0_device *device) { - return(0); -} -int ru_trx_set_freq(openair0_device *device, openair0_config_t *openair0_cfg, int dummy) { - return(0); -} -int ru_trx_set_gains(openair0_device *device, openair0_config_t *openair0_cfg) { - return(0); -} -int UE_trx_set_freq(openair0_device *device, openair0_config_t *openair0_cfg, int dummy) { - return(0); -} -int UE_trx_set_gains(openair0_device *device, openair0_config_t *openair0_cfg) { - return(0); -} - -extern pthread_mutex_t subframe_mutex; -extern int subframe_ru_mask,subframe_UE_mask; - - -int ru_trx_read(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps, int cc) { - int ru_id = device->Mod_id; - int CC_id = device->CC_id; - int subframe; - int sample_count=0; - *ptimestamp = sim.last_ru_rx_timestamp[ru_id][CC_id]; - LOG_D(SIM,"RU_trx_read nsamps %d TS(%llu,%llu) => subframe %d\n",nsamps, - (unsigned long long)sim.current_ru_rx_timestamp[ru_id][CC_id], - (unsigned long long)sim.last_ru_rx_timestamp[ru_id][CC_id], - (int)((*ptimestamp/RC.ru[ru_id]->frame_parms->samples_per_tti)%10)); - - // if we're at a subframe boundary generate UL signals for this ru - - while (sample_countframe_parms->samples_per_tti)%10; - - if (subframe_select(RC.ru[ru_id]->frame_parms,subframe) != SF_DL || RC.ru[ru_id]->frame_parms->frame_type == FDD) { - LOG_D(SIM,"RU_trx_read generating UL subframe %d (Ts %llu, current TS %llu)\n", - subframe,(unsigned long long)*ptimestamp, - (unsigned long long)sim.current_ru_rx_timestamp[ru_id][CC_id]); - VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_SIM_DO_UL_SIGNAL,1); - do_UL_sig(&sim, - subframe, - 0, // abstraction_flag - RC.ru[ru_id]->frame_parms, - 0, // frame is only used for abstraction - ru_id, - CC_id); - VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_SIM_DO_UL_SIGNAL,0); - } - - sim.last_ru_rx_timestamp[ru_id][CC_id] += RC.ru[ru_id]->frame_parms->samples_per_tti; - sample_count += RC.ru[ru_id]->frame_parms->samples_per_tti; - } - - return(nsamps); -} - -int UE_trx_read(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps, int cc) { - VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_SIM_UE_TRX_READ,1); - int UE_id = device->Mod_id; - int CC_id = device->CC_id; - int subframe; - int sample_count=0; - int read_size; - int sptti = PHY_vars_UE_g[UE_id][CC_id]->frame_parms.samples_per_tti; - *ptimestamp = sim.last_UE_rx_timestamp[UE_id][CC_id]; - LOG_D(PHY,"UE %d DL simulation 0: UE_trx_read nsamps %d TS %llu (%llu, offset %d) antenna %d\n", - UE_id, - nsamps, - (unsigned long long)sim.current_UE_rx_timestamp[UE_id][CC_id], - (unsigned long long)sim.last_UE_rx_timestamp[UE_id][CC_id], - (int)(sim.last_UE_rx_timestamp[UE_id][CC_id]%sptti), - cc); - - if (nsamps < sptti) - read_size = nsamps; - else - read_size = sptti; - - while (sample_countframe_parms, - UE_id, - CC_id); - VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_SIM_DO_DL_SIGNAL,0); - LOG_D(PHY,"UE %d: DL simulation 6: UE_trx_read @ TS %"PRIi64" (%"PRIi64")=> frame %d, subframe %d\n", - UE_id, sim.current_UE_rx_timestamp[UE_id][CC_id], - sim.last_UE_rx_timestamp[UE_id][CC_id], - (int)((sim.last_UE_rx_timestamp[UE_id][CC_id]/(sptti*10))&1023), - subframe); - sim.last_UE_rx_timestamp[UE_id][CC_id] += read_size; - sample_count += read_size; - } - - VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_SIM_UE_TRX_READ,0); - return(nsamps); -} - - -int ru_trx_write(openair0_device *device,openair0_timestamp timestamp, void **buff, int nsamps, int cc, int flags) { - int ru_id = device->Mod_id; - LTE_DL_FRAME_PARMS *frame_parms = RC.ru[ru_id]->frame_parms; - pthread_mutex_lock(&sim.subframe_mutex); - LOG_D(SIM,"[TXPATH] ru_trx_write: RU %d mask %d\n",ru_id,sim.subframe_ru_mask); - pthread_mutex_unlock(&sim.subframe_mutex); - // compute amplitude of TX signal from first symbol in subframe - // note: assumes that the packet is an entire subframe - sim.ru_amp[ru_id] = 0; - - for (int aa=0; aanb_tx; aa++) { - sim.ru_amp[ru_id] += (double)signal_energy((int32_t *)buff[aa],frame_parms->ofdm_symbol_size)/(12*frame_parms->N_RB_DL); - } - - sim.ru_amp[ru_id] = sqrt(sim.ru_amp[ru_id]); - LOG_D(PHY,"Setting amp for RU %d to %f (%d)\n",ru_id,sim.ru_amp[ru_id], dB_fixed((double)signal_energy((int32_t *)buff[0],frame_parms->ofdm_symbol_size))); - // tell top-level we are done - pthread_mutex_lock(&sim.subframe_mutex); - sim.subframe_ru_mask|=(1<rfdevice.Mod_id = ru_id; - ru->rfdevice.CC_id = 0; - ru->rfdevice.trx_start_func = ru_trx_start; - ru->rfdevice.trx_read_func = ru_trx_read; - ru->rfdevice.trx_write_func = ru_trx_write; - ru->rfdevice.trx_end_func = ru_trx_end; - ru->rfdevice.trx_stop_func = ru_trx_stop; - ru->rfdevice.trx_set_freq_func = ru_trx_set_freq; - ru->rfdevice.trx_set_gains_func = ru_trx_set_gains; - sim.last_ru_rx_timestamp[ru_id][0] = 0; - } -} - -void init_ue_devices(PHY_VARS_UE *UE) { - AssertFatal(UE!=NULL,"UE context is not allocated\n"); - printf("Initializing UE %d.%d\n",UE->Mod_id,UE->CC_id); - UE->rfdevice.Mod_id = UE->Mod_id; - UE->rfdevice.CC_id = UE->CC_id; - UE->rfdevice.trx_start_func = UE_trx_start; - UE->rfdevice.trx_read_func = UE_trx_read; - UE->rfdevice.trx_write_func = UE_trx_write; - UE->rfdevice.trx_end_func = UE_trx_end; - UE->rfdevice.trx_stop_func = UE_trx_stop; - UE->rfdevice.trx_set_freq_func = UE_trx_set_freq; - UE->rfdevice.trx_set_gains_func = UE_trx_set_gains; - sim.last_UE_rx_timestamp[UE->Mod_id][UE->CC_id] = 0; -} - -void init_ocm(void) { - module_id_t UE_id, ru_id; - int CC_id; - double DS_TDL = .03; - randominit(0); - set_taus_seed(0); - init_channelmod(); - double snr_dB = channelmod_get_snr_dB(); - double sinr_dB = channelmod_get_sinr_dB(); - init_channel_vars ();//fp, &s_re, &s_im, &r_re, &r_im, &r_re0, &r_im0); - // initialize channel descriptors - LOG_I(PHY,"Initializing channel descriptors (nb_RU %d, nb_UE %d)\n",RC.nb_RU,NB_UE_INST); - - for (ru_id = 0; ru_id < RC.nb_RU; ru_id++) { - for (UE_id = 0; UE_id < NB_UE_INST; UE_id++) { - for (CC_id=0; CC_idframe_parms->N_RB_DL); - sim.RU2UE[ru_id][UE_id][CC_id] = - new_channel_desc_scm(RC.ru[ru_id]->nb_tx, - PHY_vars_UE_g[UE_id][CC_id]->frame_parms.nb_antennas_rx, - AWGN, - N_RB2sampling_rate(RC.ru[ru_id]->frame_parms->N_RB_DL), - N_RB2channel_bandwidth(RC.ru[ru_id]->frame_parms->N_RB_DL), - DS_TDL, - 0.0, - 0, - 0); - random_channel(sim.RU2UE[ru_id][UE_id][CC_id],0); - LOG_D(OCM,"[SIM] Initializing channel (%s) from UE %d to ru %d\n", "AWGN", UE_id, ru_id); - - sim.UE2RU[UE_id][ru_id][CC_id] = - new_channel_desc_scm(PHY_vars_UE_g[UE_id][CC_id]->frame_parms.nb_antennas_tx, - RC.ru[ru_id]->nb_rx, - AWGN, - N_RB2sampling_rate(RC.ru[ru_id]->frame_parms->N_RB_UL), - N_RB2channel_bandwidth(RC.ru[ru_id]->frame_parms->N_RB_UL), - DS_TDL, - 0.0, - 0, - 0); - random_channel(sim.UE2RU[UE_id][ru_id][CC_id],0); - // to make channel reciprocal uncomment following line instead of previous. However this only works for SISO at the moment. For MIMO the channel would need to be transposed. - //UE2RU[UE_id][ru_id] = RU2UE[ru_id][UE_id]; - AssertFatal(sim.RU2UE[ru_id][UE_id][CC_id]!=NULL,"RU2UE[%d][%d][%d] is null\n",ru_id,UE_id,CC_id); - AssertFatal(sim.UE2RU[UE_id][ru_id][CC_id]!=NULL,"UE2RU[%d][%d][%d] is null\n",UE_id,ru_id,CC_id); - - //pathloss: -132.24 dBm/15kHz RE + target SNR - eNB TX power per RE - if (ru_id == (UE_id % RC.nb_RU)) { - sim.RU2UE[ru_id][UE_id][CC_id]->path_loss_dB = -132.24 + snr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - sim.UE2RU[UE_id][ru_id][CC_id]->path_loss_dB = -132.24 + snr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - } else { - sim.RU2UE[ru_id][UE_id][CC_id]->path_loss_dB = -132.24 + sinr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - sim.UE2RU[UE_id][ru_id][CC_id]->path_loss_dB = -132.24 + sinr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - } - - LOG_I(OCM,"Path loss from eNB %d to UE %d (CCid %d)=> %f dB (eNB TX %d, SNR %f)\n",ru_id,UE_id,CC_id, - sim.RU2UE[ru_id][UE_id][CC_id]->path_loss_dB, - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower, - snr_dB); - } - } - } -} - - -void update_ocm(double snr_dB,double sinr_dB) { - module_id_t UE_id, ru_id; - int CC_id; - - for (ru_id = 0; ru_id < RC.nb_RU; ru_id++) { - for (UE_id = 0; UE_id < NB_UE_INST; UE_id++) { - for (CC_id=0; CC_idpath_loss_dB = -132.24 + snr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - sim.UE2RU[UE_id][ru_id][CC_id]->path_loss_dB = -132.24 + snr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - } else { - sim.RU2UE[ru_id][UE_id][CC_id]->path_loss_dB = -132.24 + sinr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - sim.UE2RU[UE_id][ru_id][CC_id]->path_loss_dB = -132.24 + sinr_dB - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower; - } - - LOG_D(OCM,"Path loss from eNB %d to UE %d (CCid %d)=> %f dB (eNB TX %d, SNR %f)\n",ru_id,UE_id,CC_id, - sim.RU2UE[ru_id][UE_id][CC_id]->path_loss_dB, - RC.ru[ru_id]->frame_parms->pdsch_config_common.referenceSignalPower, - snr_dB); - } - } - } -} - - -void init_channel_vars(void) { - int i; - memset(sim.RU_output_mask,0,sizeof(int)*NUMBER_OF_UE_MAX); - - for (i=0; iframe_parms,(sf+4)%10)!=SF_UL) ? sim.subframe_ru_mask : ((1<frame_parms->frame_type == FDD || subframe_select(RC.ru[0]->frame_parms,(sf+4)%10)!=SF_DL) ? sim.subframe_UE_mask : ((1<frame_parms->samples_per_tti; - LOG_D(SIM,"RU %d/%d: TS %"PRIi64"\n",ru_id,CC_id,sim.current_ru_rx_timestamp[ru_id][CC_id]); - } - - for (int UE_inst = 0; UE_instframe_parms.samples_per_tti; - LOG_D(SIM,"UE %d/%d: TS %"PRIi64"\n",UE_inst,CC_id,sim.current_UE_rx_timestamp[UE_inst][CC_id]); - } - - if (oai_exit == 1) return((void *)NULL); - } - } - - return((void *)NULL); -}