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Commit ed145f57 authored by tct-labo4's avatar tct-labo4
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[OAI-UE] slot0/1 parallelization part2

parent bf7eb25c
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openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c
View file @ ed145f57
......@@ -112,10 +112,12 @@ int rx_pdsch(PHY_VARS_UE *ue,
int avg_0[2];
int avg_1[2];
uint8_t slot = 0;
unsigned char aatx,aarx;
unsigned short nb_rb = 0, round;
int avgs, rb;
int avgs = 0, rb;
LTE_DL_UE_HARQ_t *dlsch0_harq,*dlsch1_harq = 0;
uint8_t beamforming_mode;
......@@ -248,6 +250,11 @@ int rx_pdsch(PHY_VARS_UE *ue,
return(-1);
}
}
if(symbol > ue->frame_parms.symbols_per_tti>>1)
{
slot = 1;
}
#ifdef DEBUG_HARQ
printf("Demod dlsch0_harq->pmi_alloc %d\n", dlsch0_harq->pmi_alloc);
#endif
......@@ -257,6 +264,9 @@ int rx_pdsch(PHY_VARS_UE *ue,
LOG_I(PHY,"dlsch: using pmi %x (%p), rb_alloc %x\n",pmi2hex_2Ar1(dlsch0_harq->pmi_alloc),dlsch[0],dlsch0_harq->rb_alloc_even[0]);
#endif
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#endif
nb_rb = dlsch_extract_rbs_dual(common_vars->common_vars_rx_data_per_thread[subframe%RX_NB_TH].rxdataF,
common_vars->common_vars_rx_data_per_thread[subframe%RX_NB_TH].dl_ch_estimates[eNB_id],
pdsch_vars[eNB_id]->rxdataF_ext,
......@@ -364,12 +374,20 @@ int rx_pdsch(PHY_VARS_UE *ue,
return(-1);
}
#ifdef DEBUG_PHY
LOG_D(PHY,"[DLSCH] nb_rb %d log2_maxh = %d (%d,%d)\n",nb_rb,pdsch_vars[eNB_id]->log2_maxh,avg[0],avgs);
LOG_D(PHY,"[DLSCH] mimo_mode = %d\n", dlsch0_harq->mimo_mode);
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#if DISABLE_LOG_X
printf("[AbsSFN %d.%d] Slot%d Symbol %d Flag %d type %d: Pilot/Data extraction %5.2f \n",frame,subframe,slot,
symbol,ue->high_speed_flag,type,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#else
LOG_I(PHY, "[AbsSFN %d.%d] Slot%d Symbol %d Flag %d type %d: Pilot/Data extraction %5.2f \n",frame,subframe,slot,symbol,
ue->high_speed_flag,type,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#endif
#endif
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#endif
aatx = frame_parms->nb_antenna_ports_eNB;
aarx = frame_parms->nb_antennas_rx;
......@@ -392,6 +410,18 @@ int rx_pdsch(PHY_VARS_UE *ue,
nb_rb);
}
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#if DISABLE_LOG_X
printf("[AbsSFN %d.%d] Slot%d Symbol %d: Channel Scale %5.2f \n",frame,subframe,slot,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#else
LOG_I(PHY, "[AbsSFN %d.%d] Slot%d Symbol %d: Channel Scale %5.2f \n",frame,subframe,slot,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#endif
#endif
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#endif
if (first_symbol_flag==1) {
if (beamforming_mode==0){
if (dlsch0_harq->mimo_mode<LARGE_CDD) {
......@@ -482,6 +512,16 @@ int rx_pdsch(PHY_VARS_UE *ue,
avg[0],avgs);
//LOG_D(PHY,"[DLSCH] mimo_mode = %d\n", dlsch0_harq->mimo_mode);
#endif
//wait until pdcch is decoded
proc->channel_level = 1;
}
uint32_t wait = 0;
while(proc->channel_level == 0)
{
usleep(1);
wait++;
}
#if T_TRACER
......@@ -492,6 +532,19 @@ int rx_pdsch(PHY_VARS_UE *ue,
}
#endif
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#if DISABLE_LOG_X
printf("[AbsSFN %d.%d] Slot%d Symbol %d first_symbol_flag %d: Channel Level %5.2f \n",frame,subframe,slot,symbol,first_symbol_flag,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#else
LOG_I(PHY, "[AbsSFN %d.%d] Slot%d Symbol %d first_symbol_flag %d: Channel Level %5.2f \n",frame,subframe,slot,symbol,first_symbol_flag,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#endif
#endif
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#endif
// Now channel compensation
if (dlsch0_harq->mimo_mode<LARGE_CDD) {
dlsch_channel_compensation(pdsch_vars[eNB_id]->rxdataF_ext,
......@@ -686,8 +739,18 @@ int rx_pdsch(PHY_VARS_UE *ue,
measurements); // log2_maxh+I0_shift
}
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#if DISABLE_LOG_X
printf("[AbsSFN %d.%d] Slot%d Symbol %d log2_maxh %d channel_level %d: Channel Comp %5.2f \n",frame,subframe,slot,symbol,pdsch_vars[eNB_id]->log2_maxh,proc->channel_level,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#else
LOG_I(PHY, "[AbsSFN %d.%d] Slot%d Symbol %d log2_maxh %d channel_level %d: Channel Comp %5.2f \n",frame,subframe,slot,symbol,pdsch_vars[eNB_id]->log2_maxh,proc->channel_level,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#endif
#endif
// MRC
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#endif
if (frame_parms->nb_antennas_rx > 1) {
if ((dlsch0_harq->mimo_mode == LARGE_CDD) ||
......@@ -755,6 +818,18 @@ int rx_pdsch(PHY_VARS_UE *ue,
//i_mod should have been passed as a parameter
}
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#if DISABLE_LOG_X
printf("[AbsSFN %d.%d] Slot%d Symbol %d: Channel Combine %5.2f \n",frame,subframe,slot,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#else
LOG_I(PHY, "[AbsSFN %d.%d] Slot%d Symbol %d: Channel Combine %5.2f \n",frame,subframe,slot,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#endif
#endif
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#endif
//printf("LLR dlsch0_harq->Qm %d rx_type %d cw0 %d cw1 %d symbol %d \n",dlsch0_harq->Qm,rx_type,codeword_TB0,codeword_TB1,symbol);
// compute LLRs
// -> // compute @pointer where llrs should filled for this ofdm-symbol
......@@ -1102,6 +1177,14 @@ int rx_pdsch(PHY_VARS_UE *ue,
}
}
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[subframe%RX_NB_TH][slot]);
#if DISABLE_LOG_X
printf("[AbsSFN %d.%d] Slot%d Symbol %d: LLR Computation %5.2f \n",frame,subframe,slot,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#else
LOG_I(PHY, "[AbsSFN %d.%d] Slot%d Symbol %d: LLR Computation %5.2f \n",frame,subframe,slot,symbol,ue->generic_stat_bis[subframe%RX_NB_TH][slot].p_time/(cpuf*1000.0));
#endif
#endif
// Please keep it: useful for debugging
#if 0
if( (symbol == 13) && (subframe==0) && (dlsch0_harq->Qm == 6) /*&& (nb_rb==25)*/)
......@@ -1148,10 +1231,6 @@ int rx_pdsch(PHY_VARS_UE *ue,
T_BUFFER(&pdsch_vars[eNB_id]->rxdataF_comp0[eNB_id][0],
2 * /* ulsch[UE_id]->harq_processes[harq_pid]->nb_rb */ frame_parms->N_RB_UL *12*frame_parms->symbols_per_tti*2));
#endif
if(symbol == (ue->frame_parms.symbols_per_tti>>1)) //(first_symbol_flag)
proc->first_symbol_available = 1;
return(0);
}
......
openair1/PHY/LTE_TRANSPORT/initial_sync.c
View file @ ed145f57
......@@ -233,19 +233,17 @@ int pbch_detection(PHY_VARS_UE *ue, runmode_t mode)
break;
}
ue->proc.proc_rxtx[0].frame_rx = (((ue->pbch_vars[0]->decoded_output[2]&3)<<6) + (ue->pbch_vars[0]->decoded_output[1]>>2))<<2;
ue->proc.proc_rxtx[0].frame_rx += frame_mod4;
ue->proc.proc_rxtx[1].frame_rx = (((ue->pbch_vars[0]->decoded_output[2]&3)<<6) + (ue->pbch_vars[0]->decoded_output[1]>>2))<<2;
ue->proc.proc_rxtx[1].frame_rx += frame_mod4;
for(int i=0; i<RX_NB_TH;i++)
{
ue->proc.proc_rxtx[i].frame_rx = (((ue->pbch_vars[0]->decoded_output[2]&3)<<6) + (ue->pbch_vars[0]->decoded_output[1]>>2))<<2;
ue->proc.proc_rxtx[i].frame_rx = (((ue->pbch_vars[0]->decoded_output[2]&3)<<6) + (ue->pbch_vars[0]->decoded_output[1]>>2))<<2;
#ifndef USER_MODE
// one frame delay
ue->proc.proc_rxtx[0].frame_rx ++;
ue->proc.proc_rxtx[1].frame_rx ++;
// one frame delay
ue->proc.proc_rxtx[i].frame_rx ++;
#endif
ue->proc.proc_rxtx[0].frame_tx = ue->proc.proc_rxtx[0].frame_rx;
ue->proc.proc_rxtx[1].frame_tx = ue->proc.proc_rxtx[1].frame_rx;
ue->proc.proc_rxtx[i].frame_tx = ue->proc.proc_rxtx[0].frame_rx;
}
#ifdef DEBUG_INITIAL_SYNCH
LOG_I(PHY,"[UE%d] Initial sync: pbch decoded sucessfully mode1_flag %d, tx_ant %d, frame %d, N_RB_DL %d, phich_duration %d, phich_resource %s!\n",
ue->Mod_id,
......
openair1/PHY/defs.h
View file @ ed145f57
......@@ -397,20 +397,27 @@ typedef struct {
struct sched_param sched_param_rxtx;
/// internal This variable is protected by ref mutex_fep_slot1.
int instance_cnt_fep_slot1;
//int instance_cnt_slot0_dl_processing;
int instance_cnt_slot1_dl_processing;
/// pthread descriptor fep_slot1 thread
pthread_t pthread_fep_slot1;
//pthread_t pthread_slot0_dl_processing;
pthread_t pthread_slot1_dl_processing;
/// pthread attributes for fep_slot1 processing thread
pthread_attr_t attr_fep_slot1;
// pthread_attr_t attr_slot0_dl_processing;
pthread_attr_t attr_slot1_dl_processing;
/// condition variable for UE fep_slot1 thread;
pthread_cond_t cond_fep_slot1;
//pthread_cond_t cond_slot0_dl_processing;
pthread_cond_t cond_slot1_dl_processing;
/// mutex for UE synch thread
pthread_mutex_t mutex_fep_slot1;
//pthread_mutex_t mutex_slot0_dl_processing;
pthread_mutex_t mutex_slot1_dl_processing;
//
uint8_t chan_est_pilot0_slot1_available;
uint8_t chan_est_slot1_available;
uint8_t llr_slot1_available;
uint8_t dci_slot0_available;
uint8_t first_symbol_available;
uint8_t channel_level;
/// scheduling parameters for fep_slot1 thread
struct sched_param sched_param_fep_slot1;
......@@ -910,6 +917,7 @@ typedef struct {
time_stats_t ulsch_multiplexing_stats;
time_stats_t generic_stat;
time_stats_t generic_stat_bis[RX_NB_TH][LTE_SLOTS_PER_SUBFRAME];
time_stats_t ue_front_end_stat[RX_NB_TH];
time_stats_t ue_front_end_per_slot_stat[RX_NB_TH][LTE_SLOTS_PER_SUBFRAME];
time_stats_t pdcch_procedures_stat[RX_NB_TH];
......
openair1/SCHED/defs.h
View file @ ed145f57
......@@ -140,9 +140,11 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,UE_rxtx_proc_t *proc,uint8_t
@param phy_vars_rn pointer to RN variables
*/
int phy_procedures_UE_RX(PHY_VARS_UE *phy_vars_ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,uint8_t abstraction_flag,uint8_t do_pdcch_flag,runmode_t mode,relaying_type_t r_type,PHY_VARS_RN *phy_vars_rn);
int phy_procedures_slot_parallelization_UE_RX(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,
uint8_t abstraction_flag,uint8_t do_pdcch_flag,runmode_t mode,
relaying_type_t r_type,PHY_VARS_RN *phy_vars_rn);
#ifdef UE_SLOT_PARALLELISATION
void *UE_thread_fep_slot1(void *arg);
void *UE_thread_slot1_dl_processing(void *arg);
#endif
/*! \brief Scheduling for UE TX procedures in TDD S-subframes.
......
openair1/SCHED/phy_procedures_lte_ue.c
View file @ ed145f57
This diff is collapsed.
targets/COMMON/threads_t.h
View file @ ed145f57
......@@ -6,6 +6,9 @@ typedef struct threads_s {
int one;
int two;
int three;
int slot1_proc_one;
int slot1_proc_two;
int slot1_proc_three;
} threads_t;
#endif /* _THREADS_T_H_ */
targets/RT/USER/lte-softmodem.c
View file @ ed145f57
......@@ -222,7 +222,7 @@ double cpuf;
char uecap_xer[1024],uecap_xer_in=0;
int oaisim_flag=0;
threads_t threads= {-1,-1,-1,-1};
threads_t threads= {-1,-1,-1,-1,-1,-1,-1};
/* see file openair2/LAYER2/MAC/main.c for why abstraction_flag is needed
* this is very hackish - find a proper solution
......@@ -640,6 +640,9 @@ static void get_options (int argc, char **argv) {
LONG_OPTION_THREADONESUBFRAME,
LONG_OPTION_THREADTWOSUBFRAME,
LONG_OPTION_THREADTHREESUBFRAME,
LONG_OPTION_THREADSLOT1PROCONE,
LONG_OPTION_THREADSLOT1PROCTWO,
LONG_OPTION_THREADSLOT1PROCTHREE,
LONG_OPTION_DEMOD_SHIFT,
#if T_TRACER
LONG_OPTION_T_PORT,
......@@ -677,6 +680,9 @@ static void get_options (int argc, char **argv) {
{"threadOneSubframe", required_argument, NULL, LONG_OPTION_THREADONESUBFRAME},
{"threadTwoSubframe", required_argument, NULL, LONG_OPTION_THREADTWOSUBFRAME},
{"threadThreeSubframe", required_argument, NULL, LONG_OPTION_THREADTHREESUBFRAME},
{"threadSlot1ProcOne", required_argument, NULL, LONG_OPTION_THREADSLOT1PROCONE},
{"threadSlot1ProcTwo", required_argument, NULL, LONG_OPTION_THREADSLOT1PROCTWO},
{"threadSlot1ProcThree", required_argument, NULL, LONG_OPTION_THREADSLOT1PROCTHREE},
{"dlsch-demod-shift", required_argument, NULL, LONG_OPTION_DEMOD_SHIFT},
#if T_TRACER
{"T_port", required_argument, 0, LONG_OPTION_T_PORT},
......@@ -811,6 +817,15 @@ static void get_options (int argc, char **argv) {
case LONG_OPTION_THREADTHREESUBFRAME:
threads.three=atoi(optarg);
break;
case LONG_OPTION_THREADSLOT1PROCONE:
threads.slot1_proc_one=atoi(optarg);
break;
case LONG_OPTION_THREADSLOT1PROCTWO:
threads.slot1_proc_two=atoi(optarg);
break;
case LONG_OPTION_THREADSLOT1PROCTHREE:
threads.slot1_proc_three=atoi(optarg);
break;
case LONG_OPTION_DEMOD_SHIFT: {
extern int16_t dlsch_demod_shift;
dlsch_demod_shift = atof(optarg);
......
targets/RT/USER/lte-softmodem.h
View file @ ed145f57
......@@ -81,6 +81,7 @@ extern void kill_eNB_proc(int inst);
extern int setup_ue_buffers(PHY_VARS_UE **phy_vars_ue, openair0_config_t *openair0_cfg);
extern void fill_ue_band_info(void);
extern void init_UE(int);
extern void init_thread(int sched_runtime, int sched_deadline, int sched_fifo, cpu_set_t *cpuset, char * name);
extern void reset_opp_meas(void);
extern void print_opp_meas(void);
......
targets/RT/USER/lte-ue.c
View file @ ed145f57
......@@ -498,12 +498,13 @@ static void *UE_thread_rxn_txnp4(void *arg) {
sprintf(threadname,"UE_%d_proc_%d", UE->Mod_id, proc->sub_frame_start);
cpu_set_t cpuset;
CPU_ZERO(&cpuset);
if ( (proc->sub_frame_start+1)%RX_NB_TH == 0 && threads.one != -1 )
CPU_SET(threads.one, &cpuset);
if ( (proc->sub_frame_start+1)%RX_NB_TH == 1 && threads.two != -1 )
CPU_SET(threads.two, &cpuset);
if ( (proc->sub_frame_start+1)%RX_NB_TH == 2 && threads.three != -1 )
CPU_SET(threads.three, &cpuset);
CPU_SET(threads.three, &cpuset);
//CPU_SET(threads.three, &cpuset);
init_thread(900000,1000000 , FIFO_PRIORITY-1, &cpuset,
threadname);
......@@ -549,7 +550,11 @@ static void *UE_thread_rxn_txnp4(void *arg) {
(sf_type==SF_UL? "SF_UL" :
(sf_type==SF_S ? "SF_S" : "UNKNOWN_SF_TYPE"))));
}
#ifdef UE_SLOT_PARALLELISATION
phy_procedures_slot_parallelization_UE_RX( UE, proc, 0, 0, 1, UE->mode, no_relay, NULL );
#else
phy_procedures_UE_RX( UE, proc, 0, 0, 1, UE->mode, no_relay, NULL );
#endif
}
#if UE_TIMING_TRACE
......@@ -856,261 +861,6 @@ void *UE_thread(void *arg) {
return NULL;
}
#ifdef UE_SLOT_PARALLELISATION
void *UE_thread_fep_slot1(void *arg) {
static __thread int UE_thread_rxtx_retval;
struct rx_tx_thread_data *rtd = arg;
UE_rxtx_proc_t *proc = rtd->proc;
PHY_VARS_UE *ue = rtd->UE;
char threadname[256];
proc->subframe_rx=proc->sub_frame_start;
sprintf(threadname,"UE_SLOT1_PROC_%d", proc->sub_frame_start);
cpu_set_t cpuset;
CPU_ZERO(&cpuset);
if ( (proc->sub_frame_start+1)%2 == 0 )
CPU_SET(0, &cpuset);
if ( (proc->sub_frame_start+1)%2 == 1 )
CPU_SET(4, &cpuset);
init_thread(900000,1000000 , FIFO_PRIORITY-1, &cpuset,
threadname);
uint8_t l;
uint8_t compute_llrs_slot1;
proc->instance_cnt_fep_slot1=-1;
while (!oai_exit) {
if (pthread_mutex_lock(&proc->mutex_fep_slot1) != 0) {
LOG_E( PHY, "[SCHED][UE] error locking mutex for UE FEP Slo1\n" );
exit_fun("nothing to add");
}
while (proc->instance_cnt_fep_slot1 < 0) {
// most of the time, the thread is waiting here
pthread_cond_wait( &proc->cond_fep_slot1, &proc->mutex_fep_slot1 );
}
if (pthread_mutex_unlock(&proc->mutex_fep_slot1) != 0) {
LOG_E( PHY, "[SCHED][UE] error unlocking mutex for UE FEP Slo1\n" );
exit_fun("nothing to add");
}
// Start Thread Processing
LOG_I(PHY," [Th-Slave] ==> execute fep slot1 thread for AbsSubframe %d.%d \n", proc->frame_rx, proc->subframe_rx);
#if 1
int frame_rx = proc->frame_rx;
int subframe_rx = proc->subframe_rx;
uint8_t pilot0;
uint8_t pilot1;
uint8_t slot1;
slot1 = (subframe_rx<<1) + 1;
pilot0 = 0;
if (ue->frame_parms.Ncp == 0) { // normal prefix
pilot1 = 4;
} else { // extended prefix
pilot1 = 3;
}
// do first symbol of next downlink subframe for channel estimation
int next_subframe_rx = (1+subframe_rx)%10;
uint8_t next_subframe_slot0 = next_subframe_rx<<1;
// 1- perform FFT for pilot ofdm symbols first (ofdmSym0 next subframe ofdmSym11)
if (subframe_select(&ue->frame_parms,next_subframe_rx) != SF_UL)
{
//LOG_I(PHY,"[Th-Slave] FFT symbol %d slot %d \n", pilot0, next_subframe_slot0);
front_end_fft(ue,
pilot0,
next_subframe_slot0,
0,
0);
}
//LOG_I(PHY,"[Th-Slave]FFT symbol %d slot %d \n",pilot1,slot1);
front_end_fft(ue,
pilot1,
slot1,
0,
0);
// 2- perform FFT for other ofdm symbols other than pilots
for (l=1; l<ue->frame_parms.symbols_per_tti>>1; l++)
{
if( (l != pilot0) && (l != pilot1))
{
//LOG_I(PHY,"[Th-Slave]FFT symbol %d slot %d\n",l,slot1);
start_meas(&ue->ofdm_demod_stats);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP, VCD_FUNCTION_IN);
front_end_fft(ue,
l,
slot1,
0,
0);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP, VCD_FUNCTION_OUT);
stop_meas(&ue->ofdm_demod_stats);
}
} // for l=1..l2
// 3- perform Channel Estimation for slot1
for (l=1; l<ue->frame_parms.symbols_per_tti>>1; l++)
{
uint32_t wait=0;
if(l==pilot1)
{
LOG_I(PHY,"[Th-Slave] ==> wait pilot0 slot1 channel estimation is ready \n");
while(proc->chan_est_pilot0_slot1_available==0)
{
//wait until channel estimation for pilot0/slot1 is available
usleep(1);
wait++;
}
}
front_end_chanEst(ue,
l,
slot1,
0);
//LOG_I(PHY,"[Th-Slave]ChanEst symbol %d slot %d wait%d\n",l,slot1,wait);
ue_measurement_procedures(l-1,ue,proc,0,1+(subframe_rx<<1),0,ue->mode);
}
//LOG_I(PHY,"[Th-Slave]ChanEst symbol %d slot %d\n",0,next_subframe_slot0);
front_end_chanEst(ue,
0,
next_subframe_slot0,
0);
if ( (subframe_rx == 0) && (ue->decode_MIB == 1))
{
ue_pbch_procedures(0,ue,proc,0);
}
#endif
LOG_I(PHY," [Th-Slave] ==> FFT/CHanEst Done for AbsSubframe %d.%d \n", proc->frame_rx, proc->subframe_rx);
LOG_I(PHY," [Th-Slave] ==> Start LLR Comuptation slot1 for AbsSubframe %d.%d \n", proc->frame_rx, proc->subframe_rx);
#if 1
// wait until dci info are available
uint32_t wait=0;
while(proc->dci_slot0_available==0) // (proc->dci_slot0_available==0)
{
//wait until channel estimation for pilot0/slot1 is available
usleep(1);
wait++;
}
// check if a dl grant was received on a DCI
compute_llrs_slot1 = 0;
if(ue->dlsch[subframe_rx&0x1][0][0]->active ||
((ue->dlsch_SI[0]) && (ue->dlsch_SI[0]->active == 1)) ||
((ue->dlsch_p[0]) && (ue->dlsch_p[0]->active == 1)) ||
((ue->dlsch_ra[0]) && (ue->dlsch_ra[0]->active == 1))
)
{
compute_llrs_slot1 = 1;
}
else
{
proc->llr_slot1_available = 1;
}
LOG_I(PHY,"[Th-Slave] compute llrs slot-1 %d AbsSubframe %d.%d \n",compute_llrs_slot1,frame_rx%1024,subframe_rx);
if(compute_llrs_slot1)
{
// wait until computation of first ofdm symbol is done
uint32_t wait=0;
while(proc->first_symbol_available==0)
{
//wait until channel estimation for pilot0/slot1 is available
usleep(1);
wait++;
}
// start slave thread for Pdsch Procedure (slot1)
// do procedures for C-RNTI
//LOG_I(PHY,"[Th-Slave] AbsSubframe %d.%d Pdsch Procedure (slot1) wait %d \n",frame_rx%1024,subframe_rx,wait);
//LOG_I(PHY,"[Th-Slave] AbsSubframe %d.%d Pdsch Procedure PDSCH Active %d \n",frame_rx%1024,subframe_rx, ue->dlsch[subframe_rx&0x1][0][0]->active);
if (ue->dlsch[subframe_rx&0x1][0][0]->active == 1) {
//LOG_I(PHY,"[Th-Slave] AbsSubframe %d.%d Pdsch Procedure PDSCH \n",frame_rx%1024,subframe_rx);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PDSCH_PROC, VCD_FUNCTION_IN);
start_meas(&ue->pdsch_procedures_stat);
ue_pdsch_procedures(ue,
proc,
0,
PDSCH,
ue->dlsch[subframe_rx&0x1][0][0],
NULL,
1+(ue->frame_parms.symbols_per_tti>>1),
ue->frame_parms.symbols_per_tti-1,
0);
stop_meas(&ue->pdsch_procedures_stat);
}
// do procedures for SI-RNTI
if ((ue->dlsch_SI[0]) && (ue->dlsch_SI[0]->active == 1)) {
//LOG_I(PHY,"[Th-Slave] AbsSubframe %d.%d Pdsch Procedure SI-PDSCH \n",frame_rx%1024,subframe_rx);
ue_pdsch_procedures(ue,
proc,
0,
SI_PDSCH,
ue->dlsch_SI[0],
NULL,
1+(ue->frame_parms.symbols_per_tti>>1),
ue->frame_parms.symbols_per_tti-1,
0);
}
// do procedures for P-RNTI
if ((ue->dlsch_p[0]) && (ue->dlsch_p[0]->active == 1)) {
//LOG_I(PHY,"[Th-Slave] AbsSubframe %d.%d Pdsch Procedure P-PDSCH \n",frame_rx%1024,subframe_rx);
ue_pdsch_procedures(ue,
proc,
0,
P_PDSCH,
ue->dlsch_p[0],
NULL,
1+(ue->frame_parms.symbols_per_tti>>1),
ue->frame_parms.symbols_per_tti-1,
0);
}
// do procedures for RA-RNTI
if ((ue->dlsch_ra[0]) && (ue->dlsch_ra[0]->active == 1)) {
//LOG_I(PHY,"[Th-Slave] AbsSubframe %d.%d Pdsch Procedure RA-PDSCH \n",frame_rx%1024,subframe_rx);
ue_pdsch_procedures(ue,
proc,
0,
RA_PDSCH,
ue->dlsch_ra[0],
NULL,
1+(ue->frame_parms.symbols_per_tti>>1),
ue->frame_parms.symbols_per_tti-1,
0);
}
//LOG_I(PHY,"Set available llrs slot1 to 1 AbsSubframe %d.%d \n",frame_rx%1024,subframe_rx);
proc->llr_slot1_available = 1;
}
#endif
LOG_I(PHY," [Th-Slave] ==> End slot1 Thread for AbsSubframe %d.%d \n", proc->frame_rx, proc->subframe_rx);
// End Thread Processing
if (pthread_mutex_lock(&proc->mutex_fep_slot1) != 0) {
LOG_E( PHY, "[SCHED][UE] error locking mutex for UE RXTX\n" );
exit_fun("noting to add");