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Commit 8c846ecf authored by Florian Kaltenberger's avatar Florian Kaltenberger
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included receiver for 2nd stream for TM3 (not yet SIC!) 

fixed some bugs in dlsim


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@6667 818b1a75-f10b-46b9-bf7c-635c3b92a50f
parent 815662fe
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Showing with 129 additions and 56 deletions
openair1/PHY/INIT/lte_init.c
View file @ 8c846ecf
...@@ -882,6 +882,7 @@ void phy_init_lte_ue__PDSCH( LTE_UE_PDSCH* const pdsch, const LTE_DL_FRAME_PARMS ...@@ -882,6 +882,7 @@ void phy_init_lte_ue__PDSCH( LTE_UE_PDSCH* const pdsch, const LTE_DL_FRAME_PARMS
pdsch->pmi_ext = (uint8_t*)malloc16_clear( frame_parms->N_RB_DL ); pdsch->pmi_ext = (uint8_t*)malloc16_clear( frame_parms->N_RB_DL );
pdsch->llr[0] = (int16_t*)malloc16_clear( (8*((3*8*6144)+12))*sizeof(int16_t) ); pdsch->llr[0] = (int16_t*)malloc16_clear( (8*((3*8*6144)+12))*sizeof(int16_t) );
pdsch->llr128 = (int16_t**)malloc16_clear( sizeof(int16_t*) ); pdsch->llr128 = (int16_t**)malloc16_clear( sizeof(int16_t*) );
pdsch->llr128_2ndstream = (int16_t**)malloc16_clear( sizeof(int16_t*) );
// FIXME! no further allocation for (int16_t*)pdsch->llr128 !!! expect SIGSEGV // FIXME! no further allocation for (int16_t*)pdsch->llr128 !!! expect SIGSEGV
pdsch->rxdataF_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) ); pdsch->rxdataF_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
...@@ -889,6 +890,7 @@ void phy_init_lte_ue__PDSCH( LTE_UE_PDSCH* const pdsch, const LTE_DL_FRAME_PARMS ...@@ -889,6 +890,7 @@ void phy_init_lte_ue__PDSCH( LTE_UE_PDSCH* const pdsch, const LTE_DL_FRAME_PARMS
pdsch->rho = (int32_t**)malloc16_clear( frame_parms->nb_antennas_rx*sizeof(int32_t*) ); pdsch->rho = (int32_t**)malloc16_clear( frame_parms->nb_antennas_rx*sizeof(int32_t*) );
pdsch->dl_ch_estimates_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) ); pdsch->dl_ch_estimates_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
pdsch->dl_ch_rho_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) ); pdsch->dl_ch_rho_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
pdsch->dl_ch_rho2_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
pdsch->dl_ch_mag0 = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) ); pdsch->dl_ch_mag0 = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
pdsch->dl_ch_magb0 = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) ); pdsch->dl_ch_magb0 = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
...@@ -904,6 +906,7 @@ void phy_init_lte_ue__PDSCH( LTE_UE_PDSCH* const pdsch, const LTE_DL_FRAME_PARMS ...@@ -904,6 +906,7 @@ void phy_init_lte_ue__PDSCH( LTE_UE_PDSCH* const pdsch, const LTE_DL_FRAME_PARMS
pdsch->rxdataF_comp0[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num ); pdsch->rxdataF_comp0[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num );
pdsch->dl_ch_estimates_ext[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num ); pdsch->dl_ch_estimates_ext[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num );
pdsch->dl_ch_rho_ext[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num ); pdsch->dl_ch_rho_ext[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num );
pdsch->dl_ch_rho2_ext[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num );
pdsch->dl_ch_mag0[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num ); pdsch->dl_ch_mag0[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num );
pdsch->dl_ch_magb0[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num ); pdsch->dl_ch_magb0[idx] = (int32_t*)malloc16_clear( sizeof(int32_t) * num );
} }
......
openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c
View file @ 8c846ecf
...@@ -384,22 +384,29 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue, ...@@ -384,22 +384,29 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
dlsch0_harq->round, dlsch0_harq->round,
nb_rb, nb_rb,
lte_ue_pdsch_vars[eNB_id]->log2_maxh); lte_ue_pdsch_vars[eNB_id]->log2_maxh);
// compute correlation between signal and interference channels // compute correlation between signal and interference channels (rho12 and rho21)
dlsch_dual_stream_correlation(frame_parms, dlsch_dual_stream_correlation(frame_parms,
symbol, symbol,
nb_rb, nb_rb,
lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext, lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext,
NULL, &(lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext[2]),
lte_ue_pdsch_vars[eNB_id]->dl_ch_rho_ext, lte_ue_pdsch_vars[eNB_id]->dl_ch_rho_ext,
lte_ue_pdsch_vars[eNB_id]->log2_maxh); lte_ue_pdsch_vars[eNB_id]->log2_maxh);
dlsch_dual_stream_correlation(frame_parms,
symbol,
nb_rb,
&(lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext[2]),
lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext,
lte_ue_pdsch_vars[eNB_id]->dl_ch_rho2_ext,
lte_ue_pdsch_vars[eNB_id]->log2_maxh);
//printf("TM3 log2_maxh : %d\n",lte_ue_pdsch_vars[eNB_id]->log2_maxh); //printf("TM3 log2_maxh : %d\n",lte_ue_pdsch_vars[eNB_id]->log2_maxh);
} }
else { else {
LOG_E(PHY, "only 2 tx antennas supported for TM3\n");
} }
} }
else if (dlsch0_harq->mimo_mode<DUALSTREAM_UNIFORM_PRECODING1) {// single-layer precoding, TM4 (Single-codeword)/5 (single or 2 user)/6 else if (dlsch0_harq->mimo_mode<DUALSTREAM_UNIFORM_PRECODING1) {// single-layer precoding (TM5, TM6), potentially TM4 (Single-codeword)
// printf("Channel compensation for precoding\n"); // printf("Channel compensation for precoding\n");
// if ((dual_stream_flag==1) && (eNB_id_i==NUMBER_OF_CONNECTED_eNB_MAX)) { // if ((dual_stream_flag==1) && (eNB_id_i==NUMBER_OF_CONNECTED_eNB_MAX)) {
if ((dual_stream_flag==1) && (eNB_id_i==phy_vars_ue->n_connected_eNB)) { // TM5 two-user if ((dual_stream_flag==1) && (eNB_id_i==phy_vars_ue->n_connected_eNB)) { // TM5 two-user
...@@ -484,7 +491,13 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue, ...@@ -484,7 +491,13 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
} }
#endif #endif
dlsch_dual_stream_correlation(frame_parms, symbol, nb_rb, lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext, lte_ue_pdsch_vars[eNB_id_i]->dl_ch_estimates_ext, lte_ue_pdsch_vars[eNB_id]->dl_ch_rho_ext, lte_ue_pdsch_vars[eNB_id]->log2_maxh); dlsch_dual_stream_correlation(frame_parms,
symbol,
nb_rb,
lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext,
lte_ue_pdsch_vars[eNB_id_i]->dl_ch_estimates_ext,
lte_ue_pdsch_vars[eNB_id]->dl_ch_rho_ext,
lte_ue_pdsch_vars[eNB_id]->log2_maxh);
} }
else { else {
...@@ -634,6 +647,14 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue, ...@@ -634,6 +647,14 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
symbol,first_symbol_flag,nb_rb, symbol,first_symbol_flag,nb_rb,
adjust_G2(frame_parms,dlsch0_harq->rb_alloc,2,subframe,symbol), adjust_G2(frame_parms,dlsch0_harq->rb_alloc,2,subframe,symbol),
lte_ue_pdsch_vars[eNB_id]->llr128); lte_ue_pdsch_vars[eNB_id]->llr128);
dlsch_qpsk_qpsk_llr(frame_parms,
lte_ue_pdsch_vars[eNB_id]->rxdataF_comp1[dlsch0_harq->round],
lte_ue_pdsch_vars[eNB_id]->rxdataF_comp0,
lte_ue_pdsch_vars[eNB_id]->dl_ch_rho2_ext,
lte_ue_pdsch_vars[eNB_id]->llr[1],
symbol,first_symbol_flag,nb_rb,
adjust_G2(frame_parms,dlsch1_harq->rb_alloc,2,subframe,symbol),
lte_ue_pdsch_vars[eNB_id]->llr128_2ndstream);
} }
else if (get_Qm(dlsch1_harq->mcs) == 4) { else if (get_Qm(dlsch1_harq->mcs) == 4) {
dlsch_qpsk_16qam_llr(frame_parms, dlsch_qpsk_16qam_llr(frame_parms,
...@@ -1364,7 +1385,7 @@ void dlsch_channel_compensation_TM3(LTE_DL_FRAME_PARMS *frame_parms, ...@@ -1364,7 +1385,7 @@ void dlsch_channel_compensation_TM3(LTE_DL_FRAME_PARMS *frame_parms,
int **dl_ch_magb0 = lte_ue_pdsch_vars->dl_ch_magb0; int **dl_ch_magb0 = lte_ue_pdsch_vars->dl_ch_magb0;
int **dl_ch_magb1 = lte_ue_pdsch_vars->dl_ch_magb1; int **dl_ch_magb1 = lte_ue_pdsch_vars->dl_ch_magb1;
int **rxdataF_comp0 = lte_ue_pdsch_vars->rxdataF_comp0; int **rxdataF_comp0 = lte_ue_pdsch_vars->rxdataF_comp0;
int **rxdataF_comp1 = lte_ue_pdsch_vars->rxdataF_comp1[0]; int **rxdataF_comp1 = lte_ue_pdsch_vars->rxdataF_comp1[round]; //?
__m128i mmtmpD0,mmtmpD1,mmtmpD2,mmtmpD3,QAM_amp0_128,QAM_amp0_128b,QAM_amp1_128,QAM_amp1_128b; __m128i mmtmpD0,mmtmpD1,mmtmpD2,mmtmpD3,QAM_amp0_128,QAM_amp0_128b,QAM_amp1_128,QAM_amp1_128b;
......
openair1/PHY/impl_defs_lte.h
View file @ 8c846ecf
...@@ -577,15 +577,20 @@ typedef struct { ...@@ -577,15 +577,20 @@ typedef struct {
} LTE_DL_FRAME_PARMS; } LTE_DL_FRAME_PARMS;
typedef enum { typedef enum {
/// TM1
SISO=0, SISO=0,
/// TM2
ALAMOUTI=1, ALAMOUTI=1,
/// TM3
LARGE_CDD=2, LARGE_CDD=2,
/// the next 6 entries are for TM5
UNIFORM_PRECODING11=3, UNIFORM_PRECODING11=3,
UNIFORM_PRECODING1m1=4, UNIFORM_PRECODING1m1=4,
UNIFORM_PRECODING1j=5, UNIFORM_PRECODING1j=5,
UNIFORM_PRECODING1mj=6, UNIFORM_PRECODING1mj=6,
PUSCH_PRECODING0=7, PUSCH_PRECODING0=7,
PUSCH_PRECODING1=8, PUSCH_PRECODING1=8,
/// the next 3 entries are for TM4
DUALSTREAM_UNIFORM_PRECODING1=9, DUALSTREAM_UNIFORM_PRECODING1=9,
DUALSTREAM_UNIFORM_PRECODINGj=10, DUALSTREAM_UNIFORM_PRECODINGj=10,
DUALSTREAM_PUSCH_PRECODING=11, DUALSTREAM_PUSCH_PRECODING=11,
...@@ -791,8 +796,8 @@ typedef struct { ...@@ -791,8 +796,8 @@ typedef struct {
/// - second index: ? [0..168*N_RB_DL[ /// - second index: ? [0..168*N_RB_DL[
int32_t **rxdataF_comp0; int32_t **rxdataF_comp0;
/// \brief Received frequency-domain signal after extraction and channel compensation. /// \brief Received frequency-domain signal after extraction and channel compensation.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx /// - first index: ? [0..7] (hard coded) accessed via \c round
/// - second index: ? [0..7] (hard coded) /// - second index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - third index: ? [0..168*N_RB_DL[ /// - third index: ? [0..168*N_RB_DL[
int32_t **rxdataF_comp1[8]; int32_t **rxdataF_comp1[8];
/// \brief Downlink channel estimates extracted in PRBS. /// \brief Downlink channel estimates extracted in PRBS.
...@@ -803,6 +808,10 @@ typedef struct { ...@@ -803,6 +808,10 @@ typedef struct {
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx /// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..168*N_RB_DL[ /// - second index: ? [0..168*N_RB_DL[
int32_t **dl_ch_rho_ext; int32_t **dl_ch_rho_ext;
/// \brief Downlink cross-correlation of MIMO channel estimates (unquantized PMI) extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..168*N_RB_DL[
int32_t **dl_ch_rho2_ext;
/// \brief Downlink PMIs extracted in PRBS and grouped in subbands. /// \brief Downlink PMIs extracted in PRBS and grouped in subbands.
/// - first index: ressource block [0..N_RB_DL[ /// - first index: ressource block [0..N_RB_DL[
uint8_t *pmi_ext; uint8_t *pmi_ext;
...@@ -844,6 +853,10 @@ typedef struct { ...@@ -844,6 +853,10 @@ typedef struct {
/// - first index: ? [0..0] (hard coded) /// - first index: ? [0..0] (hard coded)
/// - second index: ? [0..] /// - second index: ? [0..]
int16_t **llr128; int16_t **llr128;
/// \brief Pointers to llr vectors (128-bit alignment).
/// - first index: ? [0..0] (hard coded)
/// - second index: ? [0..]
int16_t **llr128_2ndstream;
//uint32_t *rb_alloc; //uint32_t *rb_alloc;
//uint8_t Qm[2]; //uint8_t Qm[2];
//MIMO_mode_t mimo_mode; //MIMO_mode_t mimo_mode;
......
openair1/SIMULATION/LTE_PHY/dlsim.c
View file @ 8c846ecf
...@@ -178,7 +178,7 @@ void lte_param_init(unsigned char N_tx, unsigned char N_rx,unsigned char transmi ...@@ -178,7 +178,7 @@ void lte_param_init(unsigned char N_tx, unsigned char N_rx,unsigned char transmi
PHY_vars_UE->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB PHY_vars_UE->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
((PHY_vars_UE->lte_frame_parms).pdsch_config_common).p_b = 0; ((PHY_vars_UE->lte_frame_parms).pdsch_config_common).p_b = 0;
} }
else {(lte_frame_parms->nb_antennas_tx_eNB>1) ? 1 : 0; // rho_a = rhob else {// rho_a = rhob
PHY_vars_eNB->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB PHY_vars_eNB->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
((PHY_vars_eNB->lte_frame_parms).pdsch_config_common).p_b = 1; ((PHY_vars_eNB->lte_frame_parms).pdsch_config_common).p_b = 1;
PHY_vars_UE->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB PHY_vars_UE->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
...@@ -268,7 +268,7 @@ int main(int argc, char **argv) { ...@@ -268,7 +268,7 @@ int main(int argc, char **argv) {
unsigned int ret; unsigned int ret;
unsigned int coded_bits_per_codeword=0,nsymb,dci_cnt,tbs=0; unsigned int coded_bits_per_codeword=0,nsymb,dci_cnt,tbs=0;
unsigned int tx_lev=0,tx_lev_dB=0,trials,errs[4]={0,0,0,0},round_trials[4]={0,0,0,0},dci_errors=0,dlsch_active=0,num_layers; unsigned int tx_lev=0,tx_lev_dB=0,trials,errs[4]={0,0,0,0},errs2[4]={0,0,0,0},round_trials[4]={0,0,0,0},dci_errors=0,dlsch_active=0,num_layers;
int re_allocated; int re_allocated;
char fname[32],vname[32]; char fname[32],vname[32];
FILE *bler_fd; FILE *bler_fd;
...@@ -348,7 +348,7 @@ int main(int argc, char **argv) { ...@@ -348,7 +348,7 @@ int main(int argc, char **argv) {
LTE_DL_UE_HARQ_t *dlsch0_ue_harq; LTE_DL_UE_HARQ_t *dlsch0_ue_harq;
LTE_DL_eNB_HARQ_t *dlsch0_eNB_harq; LTE_DL_eNB_HARQ_t *dlsch0_eNB_harq;
uint8_t Kmimo;
opp_enabled=1; // to enable the time meas opp_enabled=1; // to enable the time meas
...@@ -891,30 +891,33 @@ int main(int argc, char **argv) { ...@@ -891,30 +891,33 @@ int main(int argc, char **argv) {
exit(-1); exit(-1);
} }
if ((transmission_mode == 3) || (transmission_mode==4))
Kmimo=2;
else
Kmimo=1;
for (k=0;k<n_users;k++) { for (k=0;k<n_users;k++) {
// Create transport channel structures for 2 transport blocks (MIMO) // Create transport channel structures for 2 transport blocks (MIMO)
for (i=0;i<2;i++) { for (i=0;i<2;i++) {
PHY_vars_eNB->dlsch_eNB[k][i] = new_eNB_dlsch(1,8,N_RB_DL,0); PHY_vars_eNB->dlsch_eNB[k][i] = new_eNB_dlsch(Kmimo,8,N_RB_DL,0);
if (!PHY_vars_eNB->dlsch_eNB[k][i]) { if (!PHY_vars_eNB->dlsch_eNB[k][i]) {
printf("Can't get eNB dlsch structures\n"); printf("Can't get eNB dlsch structures\n");
exit(-1); exit(-1);
} }
PHY_vars_eNB->dlsch_eNB[k][i]->rnti = n_rnti+k; PHY_vars_eNB->dlsch_eNB[k][i]->rnti = n_rnti+k;
} }
} }
// structure for SIC at UE
PHY_vars_UE->dlsch_eNB[0] = new_eNB_dlsch(1,8,N_RB_DL,0);
for (i=0;i<2;i++) { for (i=0;i<2;i++) {
PHY_vars_UE->dlsch_ue[0][i] = new_ue_dlsch(1,8,MAX_TURBO_ITERATIONS,N_RB_DL,0); PHY_vars_UE->dlsch_ue[0][i] = new_ue_dlsch(Kmimo,8,MAX_TURBO_ITERATIONS,N_RB_DL,0);
if (!PHY_vars_UE->dlsch_ue[0][i]) { if (!PHY_vars_UE->dlsch_ue[0][i]) {
printf("Can't get ue dlsch structures\n"); printf("Can't get ue dlsch structures\n");
exit(-1); exit(-1);
} }
PHY_vars_UE->dlsch_ue[0][i]->rnti = n_rnti; PHY_vars_UE->dlsch_ue[0][i]->rnti = n_rnti;
} }
// structure for SIC at UE
PHY_vars_UE->dlsch_eNB[0] = new_eNB_dlsch(Kmimo,8,N_RB_DL,0);
if (DLSCH_alloc_pdu2_1E[0].tpmi == 5) { if (DLSCH_alloc_pdu2_1E[0].tpmi == 5) {
...@@ -1919,6 +1922,10 @@ int main(int argc, char **argv) { ...@@ -1919,6 +1922,10 @@ int main(int argc, char **argv) {
errs[1]=0; errs[1]=0;
errs[2]=0; errs[2]=0;
errs[3]=0; errs[3]=0;
errs2[0]=0;
errs2[1]=0;
errs2[2]=0;
errs2[3]=0;
round_trials[0] = 0; round_trials[0] = 0;
round_trials[1] = 0; round_trials[1] = 0;
round_trials[2] = 0; round_trials[2] = 0;
...@@ -2373,25 +2380,25 @@ int main(int argc, char **argv) { ...@@ -2373,25 +2380,25 @@ int main(int argc, char **argv) {
} }
for (k=0;k<n_users;k++) { for (k=0;k<n_users;k++) {
for (int cw=0; cw<Kmimo; cw++) {
coded_bits_per_codeword = get_G(&PHY_vars_eNB->lte_frame_parms, coded_bits_per_codeword = get_G(&PHY_vars_eNB->lte_frame_parms,
PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->nb_rb, PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->nb_rb,
PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->rb_alloc, PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->rb_alloc,
get_Qm(PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->mcs), get_Qm(PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->mcs),
PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->Nl, PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->Nl,
num_pdcch_symbols, num_pdcch_symbols,
0,subframe); 0,subframe);
#ifdef TBS_FIX // This is for MESH operation!!! #ifdef TBS_FIX // This is for MESH operation!!!
tbs = (double)3*TBStable[get_I_TBS(PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->mcs)][PHY_vars_eNB->dlsch_eNB[k][0]->nb_rb-1]/4; tbs = (double)3*TBStable[get_I_TBS(PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->mcs)][PHY_vars_eNB->dlsch_eNB[k][cw]->nb_rb-1]/4;
#else #else
tbs = PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->TBS; tbs = PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->TBS;
#endif #endif
rate = (double)tbs/(double)coded_bits_per_codeword; rate = (double)tbs/(double)coded_bits_per_codeword;
if ((SNR==snr0) && (trials==0) && (round==0)) if ((SNR==snr0) && (trials==0) && (round==0))
printf("User %d: Rate = %f (%f bits/dim) (G %d, TBS %d, mod %d, pdcch_sym %d, ndi %d)\n", printf("User %d, cw %d: Rate = %f (%f bits/dim) (G %d, TBS %d, mod %d, pdcch_sym %d, ndi %d)\n",
k,rate,rate*get_Qm(PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->mcs), k,cw,rate,rate*get_Qm(PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->mcs),
coded_bits_per_codeword, coded_bits_per_codeword,
tbs, tbs,
get_Qm(PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->mcs), get_Qm(PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->mcs),
...@@ -2415,16 +2422,17 @@ int main(int argc, char **argv) { ...@@ -2415,16 +2422,17 @@ int main(int argc, char **argv) {
start_meas(&PHY_vars_eNB->dlsch_encoding_stats); start_meas(&PHY_vars_eNB->dlsch_encoding_stats);
if (dlsch_encoding(input_buffer0[k], if (dlsch_encoding(((cw==0) ? input_buffer0[k] : input_buffer1[k]),
&PHY_vars_eNB->lte_frame_parms, &PHY_vars_eNB->lte_frame_parms,
num_pdcch_symbols, num_pdcch_symbols,
PHY_vars_eNB->dlsch_eNB[k][0], PHY_vars_eNB->dlsch_eNB[k][cw],
0,subframe, 0,subframe,
&PHY_vars_eNB->dlsch_rate_matching_stats, &PHY_vars_eNB->dlsch_rate_matching_stats,
&PHY_vars_eNB->dlsch_turbo_encoding_stats, &PHY_vars_eNB->dlsch_turbo_encoding_stats,
&PHY_vars_eNB->dlsch_interleaving_stats &PHY_vars_eNB->dlsch_interleaving_stats
)<0) )<0)
exit(-1); exit(-1);
/*
if (transmission_mode == 3) { if (transmission_mode == 3) {
if (dlsch_encoding(input_buffer1[k], if (dlsch_encoding(input_buffer1[k],
&PHY_vars_eNB->lte_frame_parms, &PHY_vars_eNB->lte_frame_parms,
...@@ -2437,28 +2445,31 @@ int main(int argc, char **argv) { ...@@ -2437,28 +2445,31 @@ int main(int argc, char **argv) {
)<0) )<0)
exit(-1); exit(-1);
} }
*/
stop_meas(&PHY_vars_eNB->dlsch_encoding_stats); stop_meas(&PHY_vars_eNB->dlsch_encoding_stats);
PHY_vars_eNB->dlsch_eNB[k][0]->rnti = (common_flag==0) ? n_rnti+k : SI_RNTI; PHY_vars_eNB->dlsch_eNB[k][cw]->rnti = (common_flag==0) ? n_rnti+k : SI_RNTI;
start_meas(&PHY_vars_eNB->dlsch_scrambling_stats); start_meas(&PHY_vars_eNB->dlsch_scrambling_stats);
dlsch_scrambling(&PHY_vars_eNB->lte_frame_parms, dlsch_scrambling(&PHY_vars_eNB->lte_frame_parms,
0, 0,
PHY_vars_eNB->dlsch_eNB[k][0], PHY_vars_eNB->dlsch_eNB[k][cw],
coded_bits_per_codeword, coded_bits_per_codeword,
0, 0,
subframe<<1); subframe<<1);
stop_meas(&PHY_vars_eNB->dlsch_scrambling_stats); stop_meas(&PHY_vars_eNB->dlsch_scrambling_stats);
if (n_frames==1) { if (n_frames==1) {
for (s=0;s<PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->C;s++) { for (s=0;s<PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->C;s++) {
if (s<PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->Cminus) if (s<PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->Cminus)
Kr = PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->Kminus; Kr = PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->Kminus;
else else
Kr = PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->Kplus; Kr = PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->Kplus;
Kr_bytes = Kr>>3; Kr_bytes = Kr>>3;
for (i=0;i<Kr_bytes;i++) for (i=0;i<Kr_bytes;i++)
printf("%d : (%x)\n",i,PHY_vars_eNB->dlsch_eNB[k][0]->harq_processes[0]->c[s][i]); printf("%d : (%x)\n",i,PHY_vars_eNB->dlsch_eNB[k][cw]->harq_processes[0]->c[s][i]);
}
} }
} }
...@@ -3094,17 +3105,20 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols, ...@@ -3094,17 +3105,20 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols,
} }
} }
PHY_vars_UE->dlsch_ue[0][0]->rnti = (common_flag==0) ? n_rnti: SI_RNTI; for (int cw=Kmimo-1;cw>=0;cw--){
PHY_vars_UE->dlsch_ue[0][cw]->rnti = (common_flag==0) ? n_rnti: SI_RNTI;
coded_bits_per_codeword = get_G(&PHY_vars_eNB->lte_frame_parms, coded_bits_per_codeword = get_G(&PHY_vars_eNB->lte_frame_parms,
PHY_vars_eNB->dlsch_eNB[0][0]->harq_processes[0]->nb_rb, PHY_vars_eNB->dlsch_eNB[0][cw]->harq_processes[0]->nb_rb,
PHY_vars_eNB->dlsch_eNB[0][0]->harq_processes[0]->rb_alloc, PHY_vars_eNB->dlsch_eNB[0][cw]->harq_processes[0]->rb_alloc,
get_Qm(PHY_vars_eNB->dlsch_eNB[0][0]->harq_processes[0]->mcs), get_Qm(PHY_vars_eNB->dlsch_eNB[0][cw]->harq_processes[0]->mcs),
PHY_vars_eNB->dlsch_eNB[0][0]->harq_processes[0]->Nl, PHY_vars_eNB->dlsch_eNB[0][cw]->harq_processes[0]->Nl,
num_pdcch_symbols, num_pdcch_symbols,
0,subframe); 0,subframe);
PHY_vars_UE->dlsch_ue[0][0]->harq_processes[PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid]->G = coded_bits_per_codeword; PHY_vars_UE->dlsch_ue[0][cw]->harq_processes[PHY_vars_UE->dlsch_ue[0][cw]->current_harq_pid]->G = coded_bits_per_codeword;
/*
// calculate uncoded BLER // calculate uncoded BLER
uncoded_ber=0; uncoded_ber=0;
for (i=0;i<coded_bits_per_codeword;i++) for (i=0;i<coded_bits_per_codeword;i++)
...@@ -3120,31 +3134,42 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols, ...@@ -3120,31 +3134,42 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols,
if (n_frames==1) if (n_frames==1)
write_output("uncoded_ber_bit.m","uncoded_ber_bit",uncoded_ber_bit,coded_bits_per_codeword,1,0); write_output("uncoded_ber_bit.m","uncoded_ber_bit",uncoded_ber_bit,coded_bits_per_codeword,1,0);
*/
start_meas(&PHY_vars_UE->dlsch_unscrambling_stats); start_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
dlsch_unscrambling(&PHY_vars_UE->lte_frame_parms, dlsch_unscrambling(&PHY_vars_UE->lte_frame_parms,
0, 0,
PHY_vars_UE->dlsch_ue[0][0], PHY_vars_UE->dlsch_ue[0][cw],
coded_bits_per_codeword, coded_bits_per_codeword,
PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[0], PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[cw],
0, 0,
subframe<<1); subframe<<1);
stop_meas(&PHY_vars_UE->dlsch_unscrambling_stats); stop_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
start_meas(&PHY_vars_UE->dlsch_decoding_stats); start_meas(&PHY_vars_UE->dlsch_decoding_stats);
ret = dlsch_decoding(PHY_vars_UE, ret = dlsch_decoding(PHY_vars_UE,
PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[0], PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[cw],
&PHY_vars_UE->lte_frame_parms, &PHY_vars_UE->lte_frame_parms,
PHY_vars_UE->dlsch_ue[0][0], PHY_vars_UE->dlsch_ue[0][cw],
PHY_vars_UE->dlsch_ue[0][0]->harq_processes[PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid], PHY_vars_UE->dlsch_ue[0][cw]->harq_processes[PHY_vars_UE->dlsch_ue[0][cw]->current_harq_pid],
subframe, subframe,
PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid, PHY_vars_UE->dlsch_ue[0][cw]->current_harq_pid,
1,llr8_flag); 1,llr8_flag);
stop_meas(&PHY_vars_UE->dlsch_decoding_stats); stop_meas(&PHY_vars_UE->dlsch_decoding_stats);
if (cw==1) {
if (ret <= PHY_vars_UE->dlsch_ue[0][cw]->max_turbo_iterations) {
}
else {
errs2[round]++;
}
}
}
stop_meas(&PHY_vars_UE->phy_proc_rx); stop_meas(&PHY_vars_UE->phy_proc_rx);
if (ret <= PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations) { if (ret <= PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations) {
avg_iter += ret; avg_iter += ret;
...@@ -3154,9 +3179,10 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols, ...@@ -3154,9 +3179,10 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols,
PHY_vars_UE->total_TBS[eNB_id] = PHY_vars_UE->total_TBS[eNB_id] + PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->TBS; PHY_vars_UE->total_TBS[eNB_id] = PHY_vars_UE->total_TBS[eNB_id] + PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->TBS;
TB0_active = 0; TB0_active = 0;
if (PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->mimo_mode == LARGE_CDD) { //try to decode second stream if (PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->mimo_mode == LARGE_CDD) { //try to decode second stream using SIC
/*
for (round = 0 ; round < PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->round ; round++) { for (round = 0 ; round < PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->round ; round++) {
// re-encoding of first stream
dlsch0_ue_harq = PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]; dlsch0_ue_harq = PHY_vars_UE->dlsch_ue[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid];
dlsch0_eNB_harq = PHY_vars_UE->dlsch_eNB[eNB_id]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]; dlsch0_eNB_harq = PHY_vars_UE->dlsch_eNB[eNB_id]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid];
dlsch0_eNB_harq->mimo_mode = LARGE_CDD; dlsch0_eNB_harq->mimo_mode = LARGE_CDD;
...@@ -3182,7 +3208,16 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols, ...@@ -3182,7 +3208,16 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols,
&PHY_vars_UE->dlsch_turbo_encoding_stats, &PHY_vars_UE->dlsch_turbo_encoding_stats,
&PHY_vars_UE->dlsch_interleaving_stats &PHY_vars_UE->dlsch_interleaving_stats
); );
//scrambling
//modulation
//stripping (from matched filter output?)
//detection of second stream
} }
*/
} }
} }
else { else {
...@@ -3416,8 +3451,9 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols, ...@@ -3416,8 +3451,9 @@ PHY_vars_UE->lte_ue_pdcch_vars[0]->num_pdcch_symbols,
(double)tx_lev_dB+10*log10(PHY_vars_UE->lte_frame_parms.ofdm_symbol_size/(NB_RB*12)), (double)tx_lev_dB+10*log10(PHY_vars_UE->lte_frame_parms.ofdm_symbol_size/(NB_RB*12)),
sigma2_dB); sigma2_dB);
printf("Errors (%d/%d %d/%d %d/%d %d/%d), Pe = (%e,%e,%e,%e), dci_errors %d/%d, Pe = %e => effective rate %f (%2.1f%%,%f, %f), normalized delay %f (%f)\n", printf("Errors (%d(%d)/%d %d/%d %d/%d %d/%d), Pe = (%e,%e,%e,%e), dci_errors %d/%d, Pe = %e => effective rate %f (%2.1f%%,%f, %f), normalized delay %f (%f)\n",
errs[0], errs[0],
errs2[0],
round_trials[0], round_trials[0],
errs[1], errs[1],
round_trials[0], round_trials[0],
......
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