Commit aae302f1 authored by Gabriel's avatar Gabriel

Merge branch 'pdcch_optim' into develop_integration_w30

Conflicts:
	targets/RT/USER/lte-softmodem.c
parents b5eec87e a2cf0a22
......@@ -764,6 +764,7 @@ void phy_config_dedicated_ue(uint8_t Mod_id,int CC_id,uint8_t eNB_id,
struct PhysicalConfigDedicated *physicalConfigDedicated )
{
static uint8_t first_dedicated_configuration = 0;
PHY_VARS_UE *phy_vars_ue = PHY_vars_UE_g[Mod_id][CC_id];
phy_vars_ue->total_TBS[eNB_id]=0;
......@@ -954,9 +955,13 @@ void phy_config_dedicated_ue(uint8_t Mod_id,int CC_id,uint8_t eNB_id,
get_cqipmiri_params(phy_vars_ue,eNB_id);
// disable MIB SIB decoding once we are on connected mode
LOG_I(PHY,"Disabling SIB MIB decoding \n");
phy_vars_ue->decode_SIB = 0;
phy_vars_ue->decode_MIB = 0;
first_dedicated_configuration ++;
if(first_dedicated_configuration > 1)
{
LOG_I(PHY,"Disable SIB MIB decoding \n");
phy_vars_ue->decode_SIB = 0;
phy_vars_ue->decode_MIB = 0;
}
//phy_vars_ue->pdcch_vars[1][eNB_id]->crnti = phy_vars_ue->pdcch_vars[0][eNB_id]->crnti;
if(phy_vars_ue->pdcch_vars[0][eNB_id]->crnti == 0x1234)
phy_vars_ue->pdcch_vars[0][eNB_id]->crnti = phy_vars_ue->pdcch_vars[1][eNB_id]->crnti;
......
......@@ -653,7 +653,7 @@ void pdcch_channel_level(int32_t **dl_ch_estimates_ext,
//clear average level
#if defined(__x86_64__) || defined(__i386__)
avg128P = _mm_setzero_si128();
dl_ch128=(__m128i *)&dl_ch_estimates_ext[(aatx<<1)+aarx][frame_parms->N_RB_DL*12];
dl_ch128=(__m128i *)&dl_ch_estimates_ext[(aatx<<1)+aarx][0];
#elif defined(__arm__)
#endif
......@@ -1699,49 +1699,51 @@ int32_t rx_pdcch(PHY_VARS_UE *ue,
#ifdef MU_RECEIVER
uint8_t eNB_id_i=eNB_id+1;//add 1 to eNB_id to separate from wanted signal, chosen as the B/F'd pilots from the SeNB are shifted by 1
#endif
int32_t avgs,s;
uint8_t n_pdcch_symbols = 3; //pdcch_vars[eNB_id]->num_pdcch_symbols;
int32_t avgs;
uint8_t n_pdcch_symbols;
uint8_t mi = get_mi(frame_parms,subframe);
//printf("In rx_pdcch, subframe %d, eNB_id %d, pdcch_vars %d \n",subframe,eNB_id,pdcch_vars);
for (s=0; s<n_pdcch_symbols; s++) {
if (is_secondary_ue == 1) {
// procress ofdm symbol 0
if (is_secondary_ue == 1) {
pdcch_extract_rbs_single(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+1], //add 1 to eNB_id to compensate for the shifted B/F'd pilots from the SeNB
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
s,
high_speed_flag,
frame_parms);
common_vars->common_vars_rx_data_per_thread[subframe%RX_NB_TH].dl_ch_estimates[eNB_id+1], //add 1 to eNB_id to compensate for the shifted B/F'd pilots from the SeNB
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
0,
high_speed_flag,
frame_parms);
#ifdef MU_RECEIVER
pdcch_extract_rbs_single(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_i - 1],//subtract 1 to eNB_id_i to compensate for the non-shifted pilots from the PeNB
pdcch_vars[eNB_id_i]->rxdataF_ext,//shift by two to simulate transmission from a second antenna
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,//shift by two to simulate transmission from a second antenna
s,
high_speed_flag,
frame_parms);
common_vars->common_vars_rx_data_per_thread[subframe%RX_NB_TH].dl_ch_estimates[eNB_id_i - 1],//subtract 1 to eNB_id_i to compensate for the non-shifted pilots from the PeNB
pdcch_vars[eNB_id_i]->rxdataF_ext,//shift by two to simulate transmission from a second antenna
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,//shift by two to simulate transmission from a second antenna
0,
high_speed_flag,
frame_parms);
#endif //MU_RECEIVER
} else if (frame_parms->nb_antenna_ports_eNB>1) {
} else if (frame_parms->nb_antenna_ports_eNB>1) {
pdcch_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],
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
s,
high_speed_flag,
frame_parms);
} else {
common_vars->common_vars_rx_data_per_thread[subframe%RX_NB_TH].dl_ch_estimates[eNB_id],
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
0,
high_speed_flag,
frame_parms);
} else {
pdcch_extract_rbs_single(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],
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
s,
high_speed_flag,
frame_parms);
}
common_vars->common_vars_rx_data_per_thread[subframe%RX_NB_TH].dl_ch_estimates[eNB_id],
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
0,
high_speed_flag,
frame_parms);
}
// compute channel level based on ofdm symbol 0
pdcch_channel_level(pdcch_vars[eNB_id]->dl_ch_estimates_ext,
frame_parms,
avgP,
......@@ -1762,86 +1764,86 @@ int32_t rx_pdcch(PHY_VARS_UE *ue,
T(T_UE_PHY_PDCCH_ENERGY, T_INT(eNB_id), T_INT(0), T_INT(frame%1024), T_INT(subframe),
T_INT(avgP[0]), T_INT(avgP[1]), T_INT(avgP[2]), T_INT(avgP[3]));
#endif
for (s=0; s<n_pdcch_symbols; s++) {
pdcch_channel_compensation(pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
pdcch_vars[eNB_id]->rxdataF_comp,
(aatx>1) ? pdcch_vars[eNB_id]->rho : NULL,
frame_parms,
s,
log2_maxh); // log2_maxh+I0_shift
// compute LLRs for ofdm symbol 0 only
pdcch_channel_compensation(pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
pdcch_vars[eNB_id]->rxdataF_comp,
(aatx>1) ? pdcch_vars[eNB_id]->rho : NULL,
frame_parms,
0,
log2_maxh); // log2_maxh+I0_shift
#ifdef DEBUG_PHY
if (subframe==5)
if (subframe==5)
write_output("rxF_comp_d.m","rxF_c_d",&pdcch_vars[eNB_id]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
#endif
#ifdef MU_RECEIVER
if (is_secondary_ue) {
if (is_secondary_ue) {
//get MF output for interfering stream
pdcch_channel_compensation(pdcch_vars[eNB_id_i]->rxdataF_ext,
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,
pdcch_vars[eNB_id_i]->rxdataF_comp,
(aatx>1) ? pdcch_vars[eNB_id_i]->rho : NULL,
frame_parms,
s,
log2_maxh); // log2_maxh+I0_shift
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,
pdcch_vars[eNB_id_i]->rxdataF_comp,
(aatx>1) ? pdcch_vars[eNB_id_i]->rho : NULL,
frame_parms,
0,
log2_maxh); // log2_maxh+I0_shift
#ifdef DEBUG_PHY
write_output("rxF_comp_i.m","rxF_c_i",&pdcch_vars[eNB_id_i]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
#endif
pdcch_dual_stream_correlation(frame_parms,
s,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
log2_maxh);
}
0,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
log2_maxh);
}
#endif //MU_RECEIVER
if (frame_parms->nb_antennas_rx > 1) {
if (frame_parms->nb_antennas_rx > 1) {
#ifdef MU_RECEIVER
if (is_secondary_ue) {
pdcch_detection_mrc_i(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
pdcch_vars[eNB_id_i]->rxdataF_comp,
pdcch_vars[eNB_id]->rho,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
s);
pdcch_detection_mrc_i(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
pdcch_vars[eNB_id_i]->rxdataF_comp,
pdcch_vars[eNB_id]->rho,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
0);
#ifdef DEBUG_PHY
write_output("rxF_comp_d.m","rxF_c_d",&pdcch_vars[eNB_id]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
write_output("rxF_comp_i.m","rxF_c_i",&pdcch_vars[eNB_id_i]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
write_output("rxF_comp_d.m","rxF_c_d",&pdcch_vars[eNB_id]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
write_output("rxF_comp_i.m","rxF_c_i",&pdcch_vars[eNB_id_i]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
#endif
} else
#endif //MU_RECEIVER
pdcch_detection_mrc(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
s);
}
pdcch_detection_mrc(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
0);
}
if (mimo_mode == SISO)
pdcch_siso(frame_parms,pdcch_vars[eNB_id]->rxdataF_comp,s);
else
pdcch_alamouti(frame_parms,pdcch_vars[eNB_id]->rxdataF_comp,s);
if (mimo_mode == SISO)
pdcch_siso(frame_parms,pdcch_vars[eNB_id]->rxdataF_comp,0);
else
pdcch_alamouti(frame_parms,pdcch_vars[eNB_id]->rxdataF_comp,0);
#ifdef MU_RECEIVER
if (is_secondary_ue) {
if (is_secondary_ue) {
pdcch_qpsk_qpsk_llr(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
pdcch_vars[eNB_id_i]->rxdataF_comp,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
pdcch_vars[eNB_id]->llr16, //subsequent function require 16 bit llr, but output must be 8 bit (actually clipped to 4, because of the Viterbi decoder)
pdcch_vars[eNB_id]->llr,
s);
pdcch_vars[eNB_id]->rxdataF_comp,
pdcch_vars[eNB_id_i]->rxdataF_comp,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
pdcch_vars[eNB_id]->llr16, //subsequent function require 16 bit llr, but output must be 8 bit (actually clipped to 4, because of the Viterbi decoder)
pdcch_vars[eNB_id]->llr,
0);
/*
#ifdef DEBUG_PHY
if (subframe==5) {
......@@ -1849,22 +1851,21 @@ int32_t rx_pdcch(PHY_VARS_UE *ue,
write_output("llr16_seq.m","llr16",&pdcch_vars[eNB_id]->llr16[s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,4);
}
#endif*/
} else {
} else {
#endif //MU_RECEIVER
pdcch_llr(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
(char *)pdcch_vars[eNB_id]->llr,
s);
pdcch_vars[eNB_id]->rxdataF_comp,
(char *)pdcch_vars[eNB_id]->llr,
0);
/*#ifdef DEBUG_PHY
write_output("llr8_seq.m","llr8",&pdcch_vars[eNB_id]->llr[s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,4);
#endif*/
#ifdef MU_RECEIVER
}
}
#endif //MU_RECEIVER
}
#if T_TRACER
T(T_UE_PHY_PDCCH_IQ, T_INT(frame_parms->N_RB_DL), T_INT(frame_parms->N_RB_DL),
......@@ -1872,7 +1873,7 @@ int32_t rx_pdcch(PHY_VARS_UE *ue,
T_BUFFER(pdcch_vars[eNB_id]->rxdataF_comp, frame_parms->N_RB_DL*12*n_pdcch_symbols* 4));
#endif
// decode pcfich here
// decode pcfich here and find out pdcch ofdm symbol number
n_pdcch_symbols = rx_pcfich(frame_parms,
subframe,
pdcch_vars[eNB_id],
......@@ -1888,6 +1889,147 @@ int32_t rx_pdcch(PHY_VARS_UE *ue,
printf("demapping: subframe %d, mi %d, tdd_config %d\n",subframe,get_mi(frame_parms,subframe),frame_parms->tdd_config);
#endif
// process pdcch ofdm symbol 1 and 2 if necessary
for (int s=1; s<n_pdcch_symbols; s++){
if (is_secondary_ue == 1) {
pdcch_extract_rbs_single(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+1], //add 1 to eNB_id to compensate for the shifted B/F'd pilots from the SeNB
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
s,
high_speed_flag,
frame_parms);
#ifdef MU_RECEIVER
pdcch_extract_rbs_single(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_i - 1],//subtract 1 to eNB_id_i to compensate for the non-shifted pilots from the PeNB
pdcch_vars[eNB_id_i]->rxdataF_ext,//shift by two to simulate transmission from a second antenna
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,//shift by two to simulate transmission from a second antenna
s,
high_speed_flag,
frame_parms);
#endif //MU_RECEIVER
} else if (frame_parms->nb_antenna_ports_eNB>1) {
pdcch_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],
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
s,
high_speed_flag,
frame_parms);
} else {
pdcch_extract_rbs_single(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],
pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
s,
high_speed_flag,
frame_parms);
}
pdcch_channel_compensation(pdcch_vars[eNB_id]->rxdataF_ext,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
pdcch_vars[eNB_id]->rxdataF_comp,
(aatx>1) ? pdcch_vars[eNB_id]->rho : NULL,
frame_parms,
s,
log2_maxh); // log2_maxh+I0_shift
#ifdef DEBUG_PHY
if (subframe==5)
write_output("rxF_comp_d.m","rxF_c_d",&pdcch_vars[eNB_id]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
#endif
#ifdef MU_RECEIVER
if (is_secondary_ue) {
//get MF output for interfering stream
pdcch_channel_compensation(pdcch_vars[eNB_id_i]->rxdataF_ext,
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,
pdcch_vars[eNB_id_i]->rxdataF_comp,
(aatx>1) ? pdcch_vars[eNB_id_i]->rho : NULL,
frame_parms,
s,
log2_maxh); // log2_maxh+I0_shift
#ifdef DEBUG_PHY
write_output("rxF_comp_i.m","rxF_c_i",&pdcch_vars[eNB_id_i]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
#endif
pdcch_dual_stream_correlation(frame_parms,
s,
pdcch_vars[eNB_id]->dl_ch_estimates_ext,
pdcch_vars[eNB_id_i]->dl_ch_estimates_ext,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
log2_maxh);
}
#endif //MU_RECEIVER
if (frame_parms->nb_antennas_rx > 1) {
#ifdef MU_RECEIVER
if (is_secondary_ue) {
pdcch_detection_mrc_i(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
pdcch_vars[eNB_id_i]->rxdataF_comp,
pdcch_vars[eNB_id]->rho,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
s);
#ifdef DEBUG_PHY
write_output("rxF_comp_d.m","rxF_c_d",&pdcch_vars[eNB_id]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
write_output("rxF_comp_i.m","rxF_c_i",&pdcch_vars[eNB_id_i]->rxdataF_comp[0][s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,1);
#endif
} else
#endif //MU_RECEIVER
pdcch_detection_mrc(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
s);
}
if (mimo_mode == SISO)
pdcch_siso(frame_parms,pdcch_vars[eNB_id]->rxdataF_comp,s);
else
pdcch_alamouti(frame_parms,pdcch_vars[eNB_id]->rxdataF_comp,s);
#ifdef MU_RECEIVER
if (is_secondary_ue) {
pdcch_qpsk_qpsk_llr(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
pdcch_vars[eNB_id_i]->rxdataF_comp,
pdcch_vars[eNB_id]->dl_ch_rho_ext,
pdcch_vars[eNB_id]->llr16, //subsequent function require 16 bit llr, but output must be 8 bit (actually clipped to 4, because of the Viterbi decoder)
pdcch_vars[eNB_id]->llr,
s);
/*
#ifdef DEBUG_PHY
if (subframe==5) {
write_output("llr8_seq.m","llr8",&pdcch_vars[eNB_id]->llr[s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,4);
write_output("llr16_seq.m","llr16",&pdcch_vars[eNB_id]->llr16[s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,4);
}
#endif*/
} else {
#endif //MU_RECEIVER
pdcch_llr(frame_parms,
pdcch_vars[eNB_id]->rxdataF_comp,
(char *)pdcch_vars[eNB_id]->llr,
s);
/*#ifdef DEBUG_PHY
write_output("llr8_seq.m","llr8",&pdcch_vars[eNB_id]->llr[s*frame_parms->N_RB_DL*12],frame_parms->N_RB_DL*12,1,4);
#endif*/
#ifdef MU_RECEIVER
}
#endif //MU_RECEIVER
}
pdcch_demapping(pdcch_vars[eNB_id]->llr,
pdcch_vars[eNB_id]->wbar,
frame_parms,
......@@ -2810,8 +2952,8 @@ void dci_decoding_procedure0(LTE_UE_PDCCH **pdcch_vars,
LOG_I(PHY,"[DCI search nPdcch %d - common] Attempting candidate %d Aggregation Level %d DCI length %d at CCE %d/%d (CCEmap %x,CCEmap_cand %x)\n",
pdcch_vars[eNB_id]->num_pdcch_symbols,m,L2,sizeof_bits,CCEind,nCCE,*CCEmap,CCEmap_mask);
else
LOG_I(PHY,"[DCI search nPdcch %d - ue spec] Attempting candidate %d Aggregation Level %d DCI length %d at CCE %d/%d (CCEmap %x,CCEmap_cand %x)\n",
pdcch_vars[eNB_id]->num_pdcch_symbols,m,L2,sizeof_bits,CCEind,nCCE,*CCEmap,CCEmap_mask);
LOG_I(PHY,"[DCI search nPdcch %d - ue spec] Attempting candidate %d Aggregation Level %d DCI length %d at CCE %d/%d (CCEmap %x,CCEmap_cand %x) format %d\n",
pdcch_vars[eNB_id]->num_pdcch_symbols,m,L2,sizeof_bits,CCEind,nCCE,*CCEmap,CCEmap_mask,format_c);
#endif
......@@ -2900,7 +3042,7 @@ void dci_decoding_procedure0(LTE_UE_PDCCH **pdcch_vars,
}
}
LOG_D(PHY,"DCI decoding CRNTI [format: %d, nCCE[subframe: %d]: %d ], AggregationLevel %d \n",format_c, subframe, pdcch_vars[eNB_id]->nCCE[subframe],L2);
//LOG_I(PHY,"DCI decoding CRNTI [format: %d, nCCE[subframe: %d]: %d ], AggregationLevel %d \n",format_c, subframe, pdcch_vars[eNB_id]->nCCE[subframe],L2);
// memcpy(&dci_alloc[*dci_cnt].dci_pdu[0],dci_decoded_output,sizeof_bytes);
......@@ -2924,19 +3066,196 @@ void dci_decoding_procedure0(LTE_UE_PDCCH **pdcch_vars,
}
#ifdef DEBUG_DCI_DECODING
LOG_I(PHY,"[DCI search] Found DCI %d rnti %x Aggregation %d length %d format %s in CCE %d (CCEmap %x)\n",
*dci_cnt,crc,1<<L,sizeof_bits,dci_format_strings[dci_alloc[*dci_cnt-1].format],CCEind,*CCEmap);
LOG_I(PHY,"[DCI search] Found DCI %d rnti %x Aggregation %d length %d format %s in CCE %d (CCEmap %x) candidate %d / %d \n",
*dci_cnt,crc,1<<L,sizeof_bits,dci_format_strings[dci_alloc[*dci_cnt-1].format],CCEind,*CCEmap,m,nb_candidates );
dump_dci(frame_parms,&dci_alloc[*dci_cnt-1]);
#endif
// if (crc==pdcch_vars[eNB_id]->crnti)
// return;
return;
} // rnti match
} // CCEmap_cand == 0
if ( agregationLevel != 0xFF &&
(format_c == format0 && m==0 && si_rnti != SI_RNTI))
{
//Only valid for OAI : Save some processing time when looking for DCI format0. From the log we see the DCI only on candidate 0.
return;
}
} // candidate loop
}
uint16_t dci_CRNTI_decoding_procedure(PHY_VARS_UE *ue,
DCI_ALLOC_t *dci_alloc,
uint8_t DCIFormat,
uint8_t agregationLevel,
int16_t eNB_id,
uint8_t subframe)
{
uint8_t dci_cnt=0,old_dci_cnt=0;
uint32_t CCEmap0=0,CCEmap1=0,CCEmap2=0;
LTE_UE_PDCCH **pdcch_vars = ue->pdcch_vars[subframe%RX_NB_TH];
LTE_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
uint8_t mi = get_mi(&ue->frame_parms,subframe);
uint16_t ra_rnti=99;
uint8_t format0_found=0,format_c_found=0;
uint8_t tmode = ue->transmission_mode[eNB_id];
uint8_t frame_type = frame_parms->frame_type;
uint8_t format0_size_bits=0,format0_size_bytes=0;
uint8_t format1_size_bits=0,format1_size_bytes=0;
dci_detect_mode_t mode = dci_detect_mode_select(&ue->frame_parms,subframe);
switch (frame_parms->N_RB_DL) {
case 6:
if (frame_type == TDD) {
format0_size_bits = sizeof_DCI0_1_5MHz_TDD_1_6_t;
format0_size_bytes = sizeof(DCI0_1_5MHz_TDD_1_6_t);
format1_size_bits = sizeof_DCI1_1_5MHz_TDD_t;
format1_size_bytes = sizeof(DCI1_1_5MHz_TDD_t);
} else {
format0_size_bits = sizeof_DCI0_1_5MHz_FDD_t;
format0_size_bytes = sizeof(DCI0_1_5MHz_FDD_t);
format1_size_bits = sizeof_DCI1_1_5MHz_FDD_t;
format1_size_bytes = sizeof(DCI1_1_5MHz_FDD_t);
}
break;
case 25:
default:
if (frame_type == TDD) {
format0_size_bits = sizeof_DCI0_5MHz_TDD_1_6_t;
format0_size_bytes = sizeof(DCI0_5MHz_TDD_1_6_t);
format1_size_bits = sizeof_DCI1_5MHz_TDD_t;
format1_size_bytes = sizeof(DCI1_5MHz_TDD_t);
} else {
format0_size_bits = sizeof_DCI0_5MHz_FDD_t;
format0_size_bytes = sizeof(DCI0_5MHz_FDD_t);
format1_size_bits = sizeof_DCI1_5MHz_FDD_t;
format1_size_bytes = sizeof(DCI1_5MHz_FDD_t);
}
break;
case 50:
if (frame_type == TDD) {
format0_size_bits = sizeof_DCI0_10MHz_TDD_1_6_t;
format0_size_bytes = sizeof(DCI0_10MHz_TDD_1_6_t);
format1_size_bits = sizeof_DCI1_10MHz_TDD_t;
format1_size_bytes = sizeof(DCI1_10MHz_TDD_t);
} else {
format0_size_bits = sizeof_DCI0_10MHz_FDD_t;
format0_size_bytes = sizeof(DCI0_10MHz_FDD_t);
format1_size_bits = sizeof_DCI1_10MHz_FDD_t;
format1_size_bytes = sizeof(DCI1_10MHz_FDD_t);
}
break;
case 100:
if (frame_type == TDD) {
format0_size_bits = sizeof_DCI0_20MHz_TDD_1_6_t;
format0_size_bytes = sizeof(DCI0_20MHz_TDD_1_6_t);
format1_size_bits = sizeof_DCI1_20MHz_TDD_t;
format1_size_bytes = sizeof(DCI1_20MHz_TDD_t);
} else {
format0_size_bits = sizeof_DCI0_20MHz_FDD_t;
format0_size_bytes = sizeof(DCI0_20MHz_FDD_t);
format1_size_bits = sizeof_DCI1_20MHz_FDD_t;
format1_size_bytes = sizeof(DCI1_20MHz_FDD_t);
}
break;
}
if (ue->prach_resources[eNB_id])
ra_rnti = ue->prach_resources[eNB_id]->ra_RNTI;
// Now check UE_SPEC format0/1A ue_spec search spaces at aggregation 8
dci_decoding_procedure0(pdcch_vars,0,mode,
subframe,
dci_alloc,
eNB_id,
frame_parms,
mi,
((ue->decode_SIB == 1) ? SI_RNTI : 0),
ra_rnti,
P_RNTI,
agregationLevel,
format1A,
format1A,
format1A,
format0,
format0_size_bits,
format0_size_bytes,
&dci_cnt,
&format0_found,
&format_c_found,
&CCEmap0,
&CCEmap1,
&CCEmap2);
if ((CCEmap0==0xffff)||
((format0_found==1)&&(format_c_found==1)))
return(dci_cnt);
if (DCIFormat == 1)
{
if ((tmode < 3) || (tmode == 7)) {
//printf("Crnti decoding frame param agregation %d DCI %d \n",agregationLevel,DCIFormat);
// Now check UE_SPEC format 1 search spaces at aggregation 1
//printf("[DCI search] Format 1/1A aggregation 1\n");
old_dci_cnt=dci_cnt;
dci_decoding_procedure0(pdcch_vars,0,mode,subframe,
dci_alloc,
eNB_id,
frame_parms,
mi,
((ue->decode_SIB == 1) ? SI_RNTI : 0),
ra_rnti,
P_RNTI,
0,
format1A,
format1A,
format1A,
format1,
format1_size_bits,
format1_size_bytes,
&dci_cnt,
&format0_found,
&format_c_found,
&CCEmap0,
&CCEmap1,
&CCEmap2);
if ((CCEmap0==0xffff) ||
(format_c_found==1))
return(dci_cnt);
if (dci_cnt>old_dci_cnt)
return(dci_cnt);
//printf("Crnti 1 decoding frame param agregation %d DCI %d \n",agregationLevel,DCIFormat);
}
else
{
AssertFatal(0,"Other Transmission mode not yet coded\n");
}
}
else
{
AssertFatal(0,"DCI format %d not yet implemented \n",DCIFormat);
}
return(dci_cnt);
}
uint16_t dci_decoding_procedure(PHY_VARS_UE *ue,
DCI_ALLOC_t *dci_alloc,
int do_common,
......@@ -3310,7 +3629,10 @@ uint16_t dci_decoding_procedure(PHY_VARS_UE *ue,
((format0_found==1)&&(format_c_found==1)))
return(dci_cnt);
// printf("[DCI search] Format 0 aggregation 4\n");
//printf("[DCI search] Format 0 aggregation 1 dci_cnt %d\n",dci_cnt);
if (dci_cnt == 0)
{
// Now check UE_SPEC format 0 search spaces at aggregation 4
dci_decoding_procedure0(pdcch_vars,0,mode,
subframe,
......@@ -3343,7 +3665,11 @@ uint16_t dci_decoding_procedure(PHY_VARS_UE *ue,
((format0_found==1)&&(format_c_found==1)))
return(dci_cnt);
// printf("[DCI search] Format 0 aggregation 2\n");
//printf("[DCI search] Format 0 aggregation 2 dci_cnt %d\n",dci_cnt);
}
if (dci_cnt == 0)
{
// Now check UE_SPEC format 0 search spaces at aggregation 2
dci_decoding_procedure0(pdcch_vars,0,mode,
subframe,
......@@ -3372,7 +3698,11 @@ uint16_t dci_decoding_procedure(PHY_VARS_UE *ue,
((format0_found==1)&&(format_c_found==1)))
return(dci_cnt);
// printf("[DCI search] Format 0 aggregation 4\n");
//printf("[DCI search] Format 0 aggregation 4 dci_cnt %d\n",dci_cnt);
}
if (dci_cnt == 0)
{
// Now check UE_SPEC format 0 search spaces at aggregation 1
dci_decoding_procedure0(pdcch_vars,0,mode,
subframe,
......@@ -3401,9 +3731,9 @@ uint16_t dci_decoding_procedure(PHY_VARS_UE *ue,
((format0_found==1)&&(format_c_found==1)))
return(dci_cnt);
//printf("[DCI search] Format 0 aggregation 8 dci_cnt %d\n",dci_cnt);
}
// These are for CRNTI based on transmission mode
if ((tmode < 3) || (tmode == 7)) {
// Now check UE_SPEC format 1 search spaces at aggregation 1
......@@ -3429,6 +3759,7 @@ uint16_t dci_decoding_procedure(PHY_VARS_UE *ue,
&CCEmap0,
&CCEmap1,
&CCEmap2);
//printf("[DCI search] Format 1 aggregation 1 dci_cnt %d\n",dci_cnt);
if ((CCEmap0==0xffff) ||