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FeMBMS UE Physical Layer Procedures implemented/validated -> 3GPP TS 36.213 version 14.2.0 Release 14 (Section 11)

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This commit is contained in:
Javier Morgade
2019-04-11 22:08:30 +02:00
parent f1fa1e1f53
commit a25f4b08bb
3 changed files with 95 additions and 15 deletions
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openair1/PHY/INIT/lte_init.c
+4
View File
@@ -483,6 +483,10 @@ void phy_config_sib13_eNB(module_id_t Mod_id,int CC_id,int mbsfn_Area_idx,
}
lte_gold_mbsfn (fp, RC.eNB[Mod_id][CC_id]->lte_gold_mbsfn_table, fp->Nid_cell_mbsfn);
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
lte_gold_mbsfn_khz_1dot25 (fp, RC.eNB[Mod_id][CC_id]->lte_gold_mbsfn_khz_1dot25_table, fp->Nid_cell_mbsfn);
#endif
}
openair1/PHY/INIT/phy_init.h
-1
View File
@@ -147,7 +147,6 @@ void phy_config_sib1_ue(module_id_t Mod_id,
uint8_t SIwindowsize,
uint16_t SIperiod);
/*!
\fn void phy_config_sib2_ue(module_id_t Mod_id,uint8_t CC_id,uint8_t CH_index,
RadioResourceConfigCommonSIB_t *radioResourceConfigCommon,
openair1/SCHED_UE/phy_procedures_lte_ue.c
+91 -14
View File
@@ -2819,7 +2819,11 @@ int ue_pdcch_procedures(uint8_t eNB_id,PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint
}
void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abstraction_flag) {
void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abstraction_flag
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
, uint8_t fembms_flag
#endif
) {
int subframe_rx = proc->subframe_rx;
int frame_rx = proc->frame_rx;
int pmch_mcs=-1;
@@ -2851,30 +2855,72 @@ void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abs
LOG_D(PHY,"[UE %d] Frame %d, subframe %d: Programming PMCH demodulation for mcs %d\n",ue->Mod_id,frame_rx,subframe_rx,pmch_mcs);
fill_UE_dlsch_MCH(ue,pmch_mcs,1,0,0);
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
if(fembms_flag /*subframe_rx == 3 || subframe_rx == 2*/){
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP_MBSFN_KHZ_1DOT25, VCD_FUNCTION_IN);
slot_fep_mbsfn_khz_1dot25(ue,subframe_rx,0);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP_MBSFN_KHZ_1DOT25, VCD_FUNCTION_OUT);
}
else{
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP_MBSFN, VCD_FUNCTION_IN);
for (l=2; l<12; l++) {
slot_fep_mbsfn(ue,
l,
subframe_rx,
0,0);//ue->rx_offset,0);
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP_MBSFN, VCD_FUNCTION_OUT);
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
}
#endif
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
if(fembms_flag /*subframe_rx == 3 || subframe_rx == 2*/){
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_PMCH_KHZ_1DOT25, VCD_FUNCTION_IN);
rx_pmch_khz_1dot25(ue,0,subframe_rx,pmch_mcs);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_PMCH_KHZ_1DOT25, VCD_FUNCTION_OUT);
}
else{
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_PMCH, VCD_FUNCTION_IN);
for (l=2; l<12; l++) {
rx_pmch(ue,
0,
subframe_rx,
l);
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RX_PMCH, VCD_FUNCTION_OUT);
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
}
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_DLSCH_PMCH_DECODING, VCD_FUNCTION_IN);
ue->dlsch_MCH[0]->harq_processes[0]->Qm = get_Qm(pmch_mcs);
ue->dlsch_MCH[0]->harq_processes[0]->G = get_G(&ue->frame_parms,
ue->dlsch_MCH[0]->harq_processes[0]->nb_rb,
ue->dlsch_MCH[0]->harq_processes[0]->rb_alloc_even,
ue->dlsch_MCH[0]->harq_processes[0]->Qm,
1,
2,
frame_rx,
subframe_rx,
0);
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
if(fembms_flag /*subframe_rx == 3 || subframe_rx == 2*/)
ue->dlsch_MCH[0]->harq_processes[0]->G = get_G_khz_1dot25(&ue->frame_parms,
ue->dlsch_MCH[0]->harq_processes[0]->nb_rb,
ue->dlsch_MCH[0]->harq_processes[0]->rb_alloc_even,
ue->dlsch_MCH[0]->harq_processes[0]->Qm,
1,
2,
frame_rx,
subframe_rx,
0);
else
#endif
ue->dlsch_MCH[0]->harq_processes[0]->G = get_G(&ue->frame_parms,
ue->dlsch_MCH[0]->harq_processes[0]->nb_rb,
ue->dlsch_MCH[0]->harq_processes[0]->rb_alloc_even,
ue->dlsch_MCH[0]->harq_processes[0]->Qm,
1,
2,
frame_rx,
subframe_rx,
0);
dlsch_unscrambling(&ue->frame_parms,1,ue->dlsch_MCH[0],
ue->dlsch_MCH[0]->harq_processes[0]->G,
ue->pdsch_vars_MCH[0]->llr[0],0,subframe_rx<<1);
@@ -2893,6 +2939,7 @@ void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abs
subframe_rx,
0,
0,1);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_DLSCH_PMCH_DECODING, VCD_FUNCTION_OUT);
if (mcch_active == 1)
ue->dlsch_mcch_trials[sync_area][0]++;
@@ -2905,7 +2952,7 @@ void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abs
else
ue->dlsch_mtch_errors[sync_area][0]++;
LOG_D(PHY,"[UE %d] Frame %d, subframe %d: PMCH in error (%d,%d), not passing to L2 (TBS %d, iter %d,G %d)\n",
LOG_E(PHY,"[UE %d] Frame %d, subframe %d: PMCH in error (%d,%d), not passing to L2 (TBS %d, iter %d,G %d)\n",
ue->Mod_id,
frame_rx,subframe_rx,
ue->dlsch_mcch_errors[sync_area][0],
@@ -2914,6 +2961,10 @@ void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abs
ue->dlsch_MCH[0]->max_turbo_iterations,
ue->dlsch_MCH[0]->harq_processes[0]->G);
// dump_mch(ue,0,ue->dlsch_MCH[0]->harq_processes[0]->G,subframe_rx);
//if(subframe_rx == 3){
//dump_mch(ue,0,ue->dlsch_MCH[0]->harq_processes[0]->G,subframe_rx);
//exit_fun("nothing to add");
//}
if (LOG_DEBUGFLAG(DEBUG_UE_PHYPROC)) {
for (int i=0; i<ue->dlsch_MCH[0]->harq_processes[0]->TBS>>3; i++) {
@@ -2927,6 +2978,15 @@ void ue_pmch_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc,int eNB_id,int abs
// mac_xface->macphy_exit("Why are we exiting here?");
} else { // decoding successful
#if (LTE_RRC_VERSION >= MAKE_VERSION(10, 0, 0))
LOG_D(PHY,"[UE %d] Frame %d, subframe %d: PMCH OK (%d,%d), passing to L2 (TBS %d, iter %d,G %d)\n",
ue->Mod_id,
frame_rx,subframe_rx,
ue->dlsch_mcch_errors[sync_area][0],
ue->dlsch_mtch_errors[sync_area][0],
ue->dlsch_MCH[0]->harq_processes[0]->TBS>>3,
ue->dlsch_MCH[0]->max_turbo_iterations,
ue->dlsch_MCH[0]->harq_processes[0]->G);
ue_send_mch_sdu(ue->Mod_id,
CC_id,
frame_rx,
@@ -3414,7 +3474,7 @@ void ue_dlsch_procedures(PHY_VARS_UE *ue,
case SI_PDSCH:
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
if(subframe_rx == 0 /*&& fembms_flag*/) { //TODO MBMS //Just check SI at subframe 0 for FeMBMS
if(subframe_rx == 0) {
ue_decode_si_mbms(ue->Mod_id,
CC_id,
frame_rx,
@@ -4319,7 +4379,7 @@ int phy_procedures_UE_RX(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,
// start timers
if ( LOG_DEBUGFLAG(DEBUG_UE_PHYPROC)) {
LOG_I(PHY," ****** start RX-Chain for AbsSubframe %d.%d ****** \n", frame_rx%1024, subframe_rx);
LOG_I(PHY," ****** start RX-Chain for AbsSubframe->0 %d.%d ****** \n", frame_rx%1024, subframe_rx);
}
if(LOG_DEBUGFLAG(UE_TIMING)) {
@@ -4327,6 +4387,15 @@ int phy_procedures_UE_RX(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,
start_meas(&ue->ue_front_end_stat[ue->current_thread_id[subframe_rx]]);
}
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
if(is_fembms_pmch_subframe(frame_rx,subframe_rx,&ue->frame_parms)){
ue_pmch_procedures(ue,proc,eNB_id,abstraction_flag,1);
return 0;
}else{ // this gets closed at end
#endif
pmch_flag = is_pmch_subframe(frame_rx,subframe_rx,&ue->frame_parms) ? 1 : 0;
if (do_pdcch_flag) {
@@ -4430,7 +4499,11 @@ int phy_procedures_UE_RX(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,
// If this is PMCH, call procedures, do channel estimation for first symbol of next DL subframe and return
if (pmch_flag == 1) {
ue_pmch_procedures(ue,proc,eNB_id,abstraction_flag);
ue_pmch_procedures(ue,proc,eNB_id,abstraction_flag
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
,0
#endif
);
int next_subframe_rx = (1+subframe_rx)%10;
if (subframe_select(&ue->frame_parms,next_subframe_rx) != SF_UL) {
@@ -4719,6 +4792,10 @@ int phy_procedures_UE_RX(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,
ue->dlsch_ra[eNB_id]->active = 0;
}
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
} // This commes from feMBMS subframe filtering !
#endif
// duplicate harq structure
uint8_t current_harq_pid = ue->dlsch[ue->current_thread_id[subframe_rx]][eNB_id][0]->current_harq_pid;
LTE_DL_UE_HARQ_t *current_harq_processes = ue->dlsch[ue->current_thread_id[subframe_rx]][eNB_id][0]->harq_processes[current_harq_pid];