diff --git a/executables/nr-gnb.c b/executables/nr-gnb.c index a23a8a4a5d..50ba578bc0 100644 --- a/executables/nr-gnb.c +++ b/executables/nr-gnb.c @@ -251,8 +251,6 @@ void rx_func(void *param) { phy_procedures_gNB_uespec_RX(gNB, frame_rx, slot_rx); } - if (oai_exit) return(-1); - //stop_meas( &softmodem_stats_rxtx_sf ); LOG_D(PHY,"%s() Exit proc[rx:%d%d tx:%d%d]\n", __FUNCTION__, frame_rx, slot_rx, frame_tx, slot_tx); diff --git a/executables/nr-ru.c b/executables/nr-ru.c index 9fd83bab76..c941e84947 100644 --- a/executables/nr-ru.c +++ b/executables/nr-ru.c @@ -787,107 +787,6 @@ void tx_rf(RU_t *ru,int frame,int slot, uint64_t timestamp) { } } - - - -int wakeup_synch(RU_t *ru) { - struct timespec wait; - wait.tv_sec=0; - wait.tv_nsec=5000000L; - - // wake up synch thread - // lock the synch mutex and make sure the thread is ready - if (pthread_mutex_timedlock(&ru->proc.mutex_synch,&wait) != 0) { - LOG_E( PHY, "[RU] ERROR pthread_mutex_lock for RU synch thread (IC %d)\n", ru->proc.instance_cnt_synch ); - exit_fun( "error locking mutex_synch" ); - return(-1); - } - - ++ru->proc.instance_cnt_synch; - - // the thread can now be woken up - if (pthread_cond_signal(&ru->proc.cond_synch) != 0) { - LOG_E( PHY, "[RU] ERROR pthread_cond_signal for RU synch thread\n"); - exit_fun( "ERROR pthread_cond_signal" ); - return(-1); - } - - pthread_mutex_unlock( &ru->proc.mutex_synch ); - return(0); -} - -void do_ru_synch(RU_t *ru) { - NR_DL_FRAME_PARMS *fp = ru->nr_frame_parms; - RU_proc_t *proc = &ru->proc; - int i; - void *rxp[2],*rxp2[2]; - int32_t dummy_rx[ru->nb_rx][fp->samples_per_subframe] __attribute__((aligned(32))); - int rxs; - int ic; - - // initialize the synchronization buffer to the common_vars.rxdata - for (int i=0; inb_rx; i++) - rxp[i] = &ru->common.rxdata[i][0]; - - double temp_freq1 = ru->rfdevice.openair0_cfg->rx_freq[0]; - double temp_freq2 = ru->rfdevice.openair0_cfg->tx_freq[0]; - - for (i=0; i<4; i++) { - ru->rfdevice.openair0_cfg->rx_freq[i] = ru->rfdevice.openair0_cfg->tx_freq[i]; - ru->rfdevice.openair0_cfg->tx_freq[i] = temp_freq1; - } - - ru->rfdevice.trx_set_freq_func(&ru->rfdevice,ru->rfdevice.openair0_cfg,0); - - while ((ru->in_synch ==0)&&(!oai_exit)) { - // read in frame - rxs = ru->rfdevice.trx_read_func(&ru->rfdevice, - &(proc->timestamp_rx), - rxp, - fp->samples_per_subframe*10, - ru->nb_rx); - - if (rxs != fp->samples_per_subframe*10) LOG_E(PHY,"requested %d samples, got %d\n",fp->samples_per_subframe*10,rxs); - - // wakeup synchronization processing thread - wakeup_synch(ru); - ic=0; - - while ((ic>=0)&&(!oai_exit)) { - // continuously read in frames, 1ms at a time, - // until we are done with the synchronization procedure - for (i=0; inb_rx; i++) - rxp2[i] = (void *)&dummy_rx[i][0]; - - for (i=0; i<10; i++) - rxs = ru->rfdevice.trx_read_func(&ru->rfdevice, - &(proc->timestamp_rx), - rxp2, - fp->samples_per_subframe, - ru->nb_rx); - - pthread_mutex_lock(&ru->proc.mutex_synch); - ic = ru->proc.instance_cnt_synch; - pthread_mutex_unlock(&ru->proc.mutex_synch); - } // ic>=0 - } // in_synch==0 - - // read in rx_offset samples - LOG_I(PHY,"Resynchronizing by %d samples\n",ru->rx_offset); - rxs = ru->rfdevice.trx_read_func(&ru->rfdevice, - &(proc->timestamp_rx), - rxp, - ru->rx_offset, - ru->nb_rx); - - for (i=0; i<4; i++) { - ru->rfdevice.openair0_cfg->rx_freq[i] = temp_freq1; - ru->rfdevice.openair0_cfg->tx_freq[i] = temp_freq2; - } - - ru->rfdevice.trx_set_freq_func(&ru->rfdevice,ru->rfdevice.openair0_cfg,0); -} - // this is for RU with local RF unit void fill_rf_config(RU_t *ru, char *rf_config_file) { int i; @@ -1289,9 +1188,6 @@ void *ru_thread( void *param ) { else LOG_I(PHY,"RU %d rf device ready\n",ru->idx); } else LOG_I(PHY,"RU %d no rf device\n",ru->idx); - // if this is a slave RRU, try to synchronize on the DL frequency - if ((ru->is_slave) && (ru->if_south == LOCAL_RF)) do_ru_synch(ru); - // start trx write thread if(usrp_tx_thread == 1){ if (ru->start_write_thread){ @@ -1437,12 +1333,10 @@ int start_write_thread(RU_t *ru) { void init_RU_proc(RU_t *ru) { int i=0; RU_proc_t *proc; - char name[100]; LOG_I(PHY,"Initializing RU proc %d (%s,%s),\n",ru->idx,NB_functions[ru->function],NB_timing[ru->if_timing]); proc = &ru->proc; memset((void *)proc,0,sizeof(RU_proc_t)); proc->ru = ru; - proc->instance_cnt_synch = -1; proc->instance_cnt_emulateRF = -1; proc->first_rx = 1; proc->first_tx = 1; @@ -1453,10 +1347,8 @@ void init_RU_proc(RU_t *ru) { for (i=0; i<10; i++) proc->symbol_mask[i]=0; - pthread_mutex_init( &proc->mutex_synch,NULL); pthread_mutex_init( &proc->mutex_emulateRF,NULL); pthread_cond_init( &proc->cond_emulateRF, NULL); - pthread_cond_init( &proc->cond_synch,NULL); threadCreate( &proc->pthread_FH, ru_thread, (void *)ru, "thread_FH", -1, OAI_PRIORITY_RT_MAX ); if(emulate_rf) @@ -1474,30 +1366,9 @@ void init_RU_proc(RU_t *ru) { void kill_NR_RU_proc(int inst) { RU_t *ru = RC.ru[inst]; RU_proc_t *proc = &ru->proc; - pthread_mutex_lock(&proc->mutex_synch); - proc->instance_cnt_synch = 0; - pthread_mutex_unlock(&proc->mutex_synch); - pthread_cond_signal(&proc->cond_synch); LOG_D(PHY, "Joining pthread_FH\n"); pthread_join(proc->pthread_FH, NULL); - if (ru->function == NGFI_RRU_IF4p5) { - LOG_D(PHY, "Joining pthread_prach\n"); - pthread_join(proc->pthread_prach, NULL); - - if (ru->is_slave) { - LOG_D(PHY, "Joining pthread_\n"); - pthread_join(proc->pthread_synch, NULL); - } - - if ((ru->if_timing == synch_to_other) || - (ru->function == NGFI_RRU_IF5) || - (ru->function == NGFI_RRU_IF4p5)) { - LOG_D(PHY, "Joining pthread_asynch_rxtx\n"); - pthread_join(proc->pthread_asynch_rxtx, NULL); - } - } - if (get_nprocs() >= 2) { if (ru->feprx) { pthread_mutex_lock(&proc->mutex_fep); @@ -1526,9 +1397,6 @@ void kill_NR_RU_proc(int inst) { LOG_D(PHY, "Joining ru_stats_thread\n"); pthread_join(ru->ru_stats_thread, NULL); } - - pthread_mutex_destroy(&proc->mutex_synch); - pthread_cond_destroy(&proc->cond_synch); } int check_capabilities(RU_t *ru,RRU_capabilities_t *cap)