From c2460ee36ad5f82ebae52ed87b175d61a2607d58 Mon Sep 17 00:00:00 2001 From: lukashov Date: Tue, 15 Dec 2015 23:14:08 +0100 Subject: [PATCH] Verifying if offset LUT for TM4 works for TM1. -J is responsible for shift. --- .../PHY/LTE_TRANSPORT/dlsch_demodulation.c | 3 ++- openair1/SIMULATION/LTE_PHY/dlsim.c | 18 +++++++++++------- 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c b/openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c index 9a61b7f48e..dd15f51e9e 100644 --- a/openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c +++ b/openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c @@ -63,6 +63,7 @@ int avg[4]; unsigned char offset_mumimo_llr_drange_fix=0; uint8_t intefr_unaw_shift0; uint8_t intefr_unaw_shift1; +uint8_t intefr_unaw_shift; //inferference-free case unsigned char interf_unaw_shift_mcs[29]={5, 3, 4, 3, 3, 2, 1, 1, 2, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 2, 1, 0, 1, 0, 1, 0, 0} ; @@ -319,7 +320,7 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue, avgs = cmax(avgs,avg[(aatx<<1)+aarx]); // avgs = cmax(avgs,avg[(aarx<<1)+aatx]); - lte_ue_pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2); + lte_ue_pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2) + intefr_unaw_shift; // + log2_approx(frame_parms->nb_antennas_tx_eNB-1) //-1 because log2_approx counts the number of bits // + log2_approx(frame_parms->nb_antennas_rx-1); diff --git a/openair1/SIMULATION/LTE_PHY/dlsim.c b/openair1/SIMULATION/LTE_PHY/dlsim.c index d3ce51ed73..2ca5d83307 100644 --- a/openair1/SIMULATION/LTE_PHY/dlsim.c +++ b/openair1/SIMULATION/LTE_PHY/dlsim.c @@ -61,6 +61,7 @@ extern unsigned int dlsch_tbs25[27][25],TBStable[27][110]; extern unsigned char offset_mumimo_llr_drange_fix; extern uint8_t interf_unaw_shift0=0; extern uint8_t interf_unaw_shift1=0; +extern uint8_t interf_unaw_shift=0; #ifdef XFORMS #include "PHY/TOOLS/lte_phy_scope.h" #endif @@ -385,7 +386,7 @@ int main(int argc, char **argv) num_layers = 1; perfect_ce = 0; - while ((c = getopt (argc, argv, "ahdpZDe:m:n:o:s:f:t:c:g:r:F:x:y:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:YXV:W:")) != -1) { + while ((c = getopt (argc, argv, "ahdpZDe:m:n:o:s:f:t:c:g:r:F:x:y:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:YXV:W:J:")) != -1) { switch (c) { case 'a': awgn_flag = 1; @@ -638,6 +639,9 @@ int main(int argc, char **argv) case 'W': interf_unaw_shift1=atoi(optarg); break; + case 'J': + interf_unaw_shift=atoi(optarg); + break; case 'h': default: printf("%s -h(elp) -a(wgn on) -d(ci decoding on) -p(extended prefix on) -m mcs1 -M mcs2 -n n_frames -s snr0 -x transmission mode (1,2,3,5,6) -y TXant -z RXant -I trch_file\n",argv[0]); @@ -785,14 +789,14 @@ int main(int argc, char **argv) sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_u%d_imod%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1,mcs_i,rx_type,i_mod); else if (abstx == 1) if (perfect_ce==1) - sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift0 ); + sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift ); else - sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift0); + sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift); else //abstx=0 if (perfect_ce==1) - sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift0); + sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift); else - sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2,interf_unaw_shift0); + sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2,interf_unaw_shift); bler_fd = fopen(bler_fname,"w"); if (bler_fd==NULL) { @@ -828,9 +832,9 @@ int main(int argc, char **argv) else if (perfect_ce==1) - sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_perf_ce_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift0); + sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_perf_ce_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift); else - sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift0); + sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift); // sprintf(csv_fname,"dataout_tx%d_mcs%d_mcs_interf%d_chan%d_nsimus%d_R%d_abstr_old.m",transmission_mode,mcs1,mcs2,channel_model,n_frames,num_rounds); csv_fd = fopen(csv_fname,"w");