LOWLATENCY fix2
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@@ -8,14 +8,14 @@ include $(OPENAIR_TARGETS)/Makefile.common
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KERNEL_VERSION:=$(shell echo `uname -r | cut -d. -f-2`)
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KERNEL_TYPE:=$(shell echo `uname -r | cut -d. -f-3 | cut -d- -f3`)
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LOWLATENCY_KERNEL:=$(shell if [ $(KERNEL_TYPE) = "lowlatency" ]; then echo "1" ; else echo "0" ; fi)
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DEADLINE_SCHEDULER_KERNEL:=$(shell if [ $(KERNEL_TYPE) = "lowlatency" ]; then echo "1" ; else echo "0" ; fi)
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include $(OPENAIR2_DIR)/RRC/LITE/MESSAGES/Makefile.inc
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ifdef EXMIMO
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#ifdef LOWLATENCY # this ifdef is to be removed after the debugging
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ifeq ($(LOWLATENCY_KERNEL),1)
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CFLAGS+=-DLOWLATENCY
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#ifdef DEADLINE_SCHEDULER # this ifdef is to be removed after the debugging
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ifeq ($(DEADLINE_SCHEDULER_KERNEL),1)
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CFLAGS+=-DDEADLINE_SCHEDULER
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endif
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#endif
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endif
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@@ -431,7 +431,7 @@ show:
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@echo IS_REL10 is $(IS_REL10)
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@echo openssl $(OPENSSL_FOUND)
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@echo nettle $(NETTLE_FOUND)
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@echo lowlatency kernel: $(LOWLATENCY_KERNEL)
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@echo lowlatency kernel: $(DEADLINE_SCHEDULER_KERNEL)
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beautiful:
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astyle --style=gnu -s2 $(SRC)
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@@ -254,7 +254,7 @@ void *rrh_eNB_thread(void *arg) {
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pthread_mutex_init(&sync_trx_mutex,NULL);
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/* create eNB module's TX/RX threads */
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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error_code_eNB_rx = pthread_create(&eNB_rx_thread, NULL, rrh_eNB_rx_thread, (void *)dev);
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error_code_eNB_tx = pthread_create(&eNB_tx_thread, NULL, rrh_eNB_tx_thread, (void *)dev);
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LOG_I(RRH,"[eNB][SCHED] deadline scheduling applied to eNB TX/RX threads\n");
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@@ -302,7 +302,7 @@ void *rrh_eNB_thread(void *arg) {
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timerspec.it_interval.tv_nsec = rt_period%1000000000;
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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error_code_timer = pthread_create(&main_timer_proc_thread, NULL, timer_proc, (void *)&timerspec);
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LOG_I(RRH,"[eNB][SCHED] deadline scheduling applied to timer thread \n");
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#else
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@@ -368,7 +368,7 @@ void *rrh_eNB_rx_thread(void *arg) {
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measurements = dev->measurements;
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next_rx_pos = spp_eth;
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -560,7 +560,7 @@ void *rrh_eNB_tx_thread(void *arg) {
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unsigned int subframe=0,frame=0;
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unsigned int pck_tx=0;
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -176,7 +176,7 @@ pthread_t main_ue_thread;
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pthread_attr_t attr_dlsch_threads;
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pthread_attr_t attr_UE_thread;
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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struct sched_param sched_param_dlsch;
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#endif
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#endif
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@@ -192,7 +192,7 @@ struct sched_param sched_param_UE_thread;
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pthread_attr_t attr_eNB_proc_tx[MAX_NUM_CCs][NUM_ENB_THREADS];
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pthread_attr_t attr_eNB_proc_rx[MAX_NUM_CCs][NUM_ENB_THREADS];
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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struct sched_param sched_param_eNB_proc_tx[MAX_NUM_CCs][NUM_ENB_THREADS];
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struct sched_param sched_param_eNB_proc_rx[MAX_NUM_CCs][NUM_ENB_THREADS];
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#endif
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@@ -1087,7 +1087,7 @@ static void* eNB_thread_tx( void* param )
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}
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#else
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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uint64_t runtime = 850000 ;
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@@ -1295,7 +1295,7 @@ static void* eNB_thread_tx( void* param )
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if (proc->frame_tx==1024)
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proc->frame_tx=0;
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stop_meas( &softmodem_stats_tx_sf[proc->subframe] );
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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if (opp_enabled){
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if(softmodem_stats_tx_sf[proc->subframe].diff_now/(cpuf) > attr.sched_runtime){
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VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RUNTIME_TX_ENB, (softmodem_stats_tx_sf[proc->subframe].diff_now/cpuf - attr.sched_runtime)/1000000.0);
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@@ -1370,7 +1370,7 @@ static void* eNB_thread_rx( void* param )
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}
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#else
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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uint64_t runtime = 870000 ;
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@@ -1534,7 +1534,7 @@ LOG_I( HW, "[SCHED][eNB] RX thread %d started on CPU %d TID %ld, sched_policy =
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proc->frame_rx=0;
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stop_meas( &softmodem_stats_rx_sf[proc->subframe] );
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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if (opp_enabled){
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if(softmodem_stats_rx_sf[proc->subframe].diff_now/(cpuf) > attr.sched_runtime){
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VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_RUNTIME_RX_ENB, (softmodem_stats_rx_sf[proc->subframe].diff_now/cpuf - attr.sched_runtime)/1000000.0);
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@@ -1576,7 +1576,7 @@ void init_eNB_proc(void)
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// set the stack size
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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/*
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pthread_attr_init( &attr_eNB_proc_tx[CC_id][i] );
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if (pthread_attr_setstacksize( &attr_eNB_proc_tx[CC_id][i], 64 *PTHREAD_STACK_MIN ) != 0)
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@@ -1603,7 +1603,7 @@ void init_eNB_proc(void)
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pthread_mutex_init( &PHY_vars_eNB_g[0][CC_id]->proc[i].mutex_rx, NULL);
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pthread_cond_init( &PHY_vars_eNB_g[0][CC_id]->proc[i].cond_tx, NULL);
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pthread_cond_init( &PHY_vars_eNB_g[0][CC_id]->proc[i].cond_rx, NULL);
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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pthread_create( &PHY_vars_eNB_g[0][CC_id]->proc[i].pthread_tx, &attr_eNB_proc_tx[CC_id][i], eNB_thread_tx, &PHY_vars_eNB_g[0][CC_id]->proc[i] );
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pthread_create( &PHY_vars_eNB_g[0][CC_id]->proc[i].pthread_rx, &attr_eNB_proc_rx[CC_id][i], eNB_thread_rx, &PHY_vars_eNB_g[0][CC_id]->proc[i] );
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#else
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@@ -1778,7 +1778,7 @@ static void* eNB_thread( void* arg )
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#ifdef RTAI
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RT_TASK* task = rt_task_init_schmod(nam2num("eNBmain"), 0, 0, 0, SCHED_FIFO, 0xF);
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#else
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -3305,7 +3305,7 @@ int main( int argc, char **argv )
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#endif
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}
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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/* Currently we set affinity for UHD to CPU 0 for eNB/UE and only if number of CPUS >2 */
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@@ -3608,7 +3608,7 @@ int main( int argc, char **argv )
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pthread_attr_init (&attr_UE_thread);
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pthread_attr_setstacksize(&attr_UE_thread,8192);//5*PTHREAD_STACK_MIN);
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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sched_param_UE_thread.sched_priority = sched_get_priority_max(SCHED_FIFO);
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pthread_attr_setschedparam(&attr_UE_thread,&sched_param_UE_thread);
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sched_param_dlsch.sched_priority = sched_get_priority_max(SCHED_FIFO); //OPENAIR_THREAD_PRIORITY;
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@@ -212,7 +212,7 @@ static void *UE_thread_synch(void *arg)
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printf("UE_thread_sync in with PHY_vars_UE %p\n",arg);
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printf("waiting for sync (UE_thread_synch) \n");
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#ifndef LOWLATENCY
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#ifndef DEADLINE_SCHEDULER
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int policy, s, j;
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struct sched_param sparam;
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char cpu_affinity[1024];
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@@ -701,7 +701,7 @@ static void *UE_thread_tx(void *arg)
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LOG_D(HW,"Started UE TX thread (id %p)\n",task);
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#else
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -920,7 +920,7 @@ static void *UE_thread_rx(void *arg)
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LOG_D(HW,"Started UE RX thread (id %p)\n",task);
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#else
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -1237,7 +1237,7 @@ void *UE_thread(void *arg)
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#else
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -1616,7 +1616,7 @@ void *UE_thread(void *arg)
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int wait_sync_cnt = 0;
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int first_synch = 1;
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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// unsigned long mask = 1; // processor 0
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@@ -1640,7 +1640,7 @@ void *UE_thread(void *arg)
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#endif
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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attr.size = sizeof(attr);
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attr.sched_flags = 0;
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attr.sched_nice = 0;
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@@ -387,7 +387,7 @@ void *timer_proc(void *arg) {
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struct itimerspec *old_value;
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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struct sched_attr attr;
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unsigned int flags = 0;
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@@ -28,7 +28,7 @@
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*******************************************************************************/
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/*! \file rt_wrapper.h
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* \brief provides a wrapper for the timing function, runtime calculations for real-time opeartions depending on weather RTAI or LOWLATENCY kernels are used or not
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* \brief provides a wrapper for the timing function, runtime calculations for real-time opeartions depending on weather RTAI or DEADLINE_SCHEDULER kernels are used or not
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* \author F. Kaltenberger and Navid Nikaein
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* \date 2013
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* \version 0.1
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@@ -241,7 +241,7 @@ double get_runtime_rx(int rx_subframe, uint16_t runtime_phy_rx[29][6], uint32_t
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return runtime;
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}
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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int sched_setattr(pid_t pid, const struct sched_attr *attr, unsigned int flags)
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{
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@@ -72,7 +72,7 @@ double get_runtime_rx(int rx_subframe, uint16_t runtime_phy_rx[29][6], uint32_t
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* see https://www.kernel.org/doc/Documentation/scheduler/sched-deadline.txt or
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* http://www.blaess.fr/christophe/2014/04/05/utiliser-un-appel-systeme-inconnu-de-la-libc/
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*/
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#ifdef LOWLATENCY
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#ifdef DEADLINE_SCHEDULER
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#define gettid() syscall(__NR_gettid)
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