From 08ff33a0ecd41691cd52a0a57338e911f1d1f3a5 Mon Sep 17 00:00:00 2001 From: sfn Date: Fri, 26 Mar 2021 17:41:47 +0100 Subject: [PATCH] Fix llr calculation to support multiple layers --- .../NR_UE_TRANSPORT/nr_dlsch_demodulation.c | 465 ++++++------------ .../nr_dlsch_llr_computation.c | 103 ++-- .../NR_UE_TRANSPORT/nr_transport_proto_ue.h | 27 +- 3 files changed, 197 insertions(+), 398 deletions(-) diff --git a/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c b/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c index 35baef1792..3160a2f53d 100644 --- a/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c +++ b/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c @@ -110,6 +110,8 @@ static void nr_dlsch_layer_demapping(int16_t **llr_cw, uint8_t Nl, uint8_t mod_order, uint16_t length, + int32_t codeword_TB0, + int32_t codeword_TB1, int16_t **llr_layers); @@ -662,16 +664,30 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue, pdsch_vars[gNB_id]->dl_valid_re[i-1], nr_slot_rx, beamforming_mode); } - } - //nr_dlsch_deinterleaving(symbol,bundle_L,(int16_t*)pllr_symbol_cw0,(int16_t*)pllr_symbol_cw0_deint, nb_rb_pdsch); - - if (rx_type==rx_IC_dual_stream) { + int dmrs_type = dlsch[0]->harq_processes[harq_pid]->dmrsConfigType; + uint8_t nb_re_dmrs; + uint16_t dmrs_len = get_num_dmrs(dlsch[0]->harq_processes[harq_pid]->dlDmrsSymbPos); + if (dmrs_type==NFAPI_NR_DMRS_TYPE1) { + nb_re_dmrs = 6*dlsch[0]->harq_processes[harq_pid]->n_dmrs_cdm_groups; + } else { + nb_re_dmrs = 4*dlsch[0]->harq_processes[harq_pid]->n_dmrs_cdm_groups; + } + dlsch[0]->harq_processes[harq_pid]->G = nr_get_G(dlsch[0]->harq_processes[harq_pid]->nb_rb, + dlsch[0]->harq_processes[harq_pid]->nb_symbols, + nb_re_dmrs, + dmrs_len, + dlsch[0]->harq_processes[harq_pid]->Qm, + dlsch[0]->harq_processes[harq_pid]->Nl); + printf("nr_dlsch_layer_demapping Nl%d G %d\n",dlsch[0]->harq_processes[harq_pid]->Nl,dlsch[0]->harq_processes[harq_pid]->G); nr_dlsch_layer_demapping(pdsch_vars[gNB_id]->llr, dlsch[0]->harq_processes[harq_pid]->Nl, dlsch[0]->harq_processes[harq_pid]->Qm, dlsch[0]->harq_processes[harq_pid]->G, + codeword_TB0, + codeword_TB1, pdsch_vars[gNB_id]->layer_llr); + } #if UE_TIMING_TRACE @@ -2924,12 +2940,17 @@ static void nr_dlsch_layer_demapping(int16_t **llr_cw, uint8_t Nl, uint8_t mod_order, uint16_t length, + int32_t codeword_TB0, + int32_t codeword_TB1, int16_t **llr_layers) { switch (Nl) { - case 1: - memcpy((void*)llr_layers[0], (void*)llr_cw[0], (length)*sizeof(int16_t)); + if (codeword_TB1 == -1) + memcpy((void*)llr_cw[0], (void*)llr_layers[0], (length)*sizeof(int16_t)); + else if (codeword_TB0 == -1) + memcpy((void*)llr_cw[1], (void*)llr_layers[0], (length)*sizeof(int16_t)); + break; case 2: @@ -2937,11 +2958,15 @@ static void nr_dlsch_layer_demapping(int16_t **llr_cw, case 4: for (int i=0; i<(length/Nl/mod_order); i++){ for (int l=0; l0 1 2 3 + else if (codeword_TB0 == -1) + llr_cw[1][Nl*mod_order*i+l*mod_order+m] = llr_layers[l][i*mod_order+m];//i:0 -->0 1 2 3 + //if (i<4) printf("length%d: llr_layers[l%d][m%d]=%d: \n",length,l,m,llr_layers[l][i*mod_order+m]); + } + } } - } break; default: @@ -3009,299 +3034,110 @@ static int nr_dlsch_llr(NR_UE_PDSCH **pdsch_vars, switch (dlsch0_harq->Qm) { case 2 : - if ((rx_type==rx_standard) || (codeword_TB1 == -1)) { - nr_dlsch_qpsk_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw0, - symbol, - len, - first_symbol_flag, - nb_rb, - beamforming_mode); - - } else if (codeword_TB0 == -1){ - - nr_dlsch_qpsk_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw1, - symbol, - len, - first_symbol_flag, - nb_rb, - beamforming_mode); - } - else if (rx_type >= rx_IC_single_stream) { - if (dlsch1_harq->Qm == 2) { - nr_dlsch_qpsk_qpsk_llr(frame_parms, + switch (rx_type) { + case rx_standard : + for(int l =0; lNl; l++) + nr_dlsch_qpsk_llr(frame_parms, + pdsch_vars[gNB_id]->rxdataF_comp0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->layer_llr[l]+llr_offset_symbol, + symbol, + len, + first_symbol_flag, + nb_rb, + beamforming_mode); + break; + case rx_IC_single_stream ://not implemented yet + /*nr_dlsch_qpsk_qpsk_llr(frame_parms, pdsch_vars[gNB_id]->rxdataF_comp0, rxdataF_comp_ptr, pdsch_vars[gNB_id]->dl_ch_rho2_ext, pdsch_vars[gNB_id]->layer_llr[0], symbol,len,first_symbol_flag,nb_rb, adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,2,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_qpsk_qpsk_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0, - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,len,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,2,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } - else if (dlsch1_harq->Qm == 4) { - nr_dlsch_qpsk_16qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - dl_ch_mag_ptr,//i - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,2,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_16qam_qpsk_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - dl_ch_mag_ptr, - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,4,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } - else { - nr_dlsch_qpsk_64qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - dl_ch_mag_ptr,//i - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,2,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_64qam_qpsk_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - dl_ch_mag_ptr, - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,6,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } + pdsch_vars[gNB_id]->llr128);*/ + break; + case rx_IC_dual_stream ://not implemented yet + /*nr_dlsch_qpsk_qpsk_llr(frame_parms, + rxdataF_comp_ptr, + pdsch_vars[gNB_id]->rxdataF_comp0, + pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], + pdsch_vars[gNB_id]->layer_llr[1], + symbol,len,first_symbol_flag,nb_rb, + adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,2,nr_slot_rx,symbol), + pdsch_vars[gNB_id]->llr128_2ndstream);*/ + break; + case rx_SIC_dual_stream ://not implemented yet + break; } break; case 4 : - if ((rx_type==rx_standard ) || (codeword_TB1 == -1)) { - nr_dlsch_16qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pdsch_vars[gNB_id]->llr[0], - pdsch_vars[gNB_id]->dl_ch_mag0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr128, - beamforming_mode); - } else if (codeword_TB0 == -1){ - nr_dlsch_16qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pdsch_vars[gNB_id]->llr[1], - pdsch_vars[gNB_id]->dl_ch_mag0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr128_2ndstream, - beamforming_mode); - } - else if (rx_type >= rx_IC_single_stream) { - if (dlsch1_harq->Qm == 2) { - nr_dlsch_16qam_qpsk_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,4,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_qpsk_16qam_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - pdsch_vars[gNB_id]->dl_ch_mag0,//i - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,2,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } - else if (dlsch1_harq->Qm == 4) { - nr_dlsch_16qam_16qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - dl_ch_mag_ptr,//i - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,len,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,4,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_16qam_16qam_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - dl_ch_mag_ptr, - pdsch_vars[gNB_id]->dl_ch_mag0,//i - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,len,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,4,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } - else { - nr_dlsch_16qam_64qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - dl_ch_mag_ptr,//i - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,4,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_64qam_16qam_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0, - dl_ch_mag_ptr, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,6,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } + switch (rx_type) { + case rx_standard : + for(int l =0; lNl; l++) + nr_dlsch_16qam_llr(frame_parms, + pdsch_vars[gNB_id]->rxdataF_comp0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->layer_llr[l]+llr_offset_symbol, + pdsch_vars[gNB_id]->dl_ch_mag0[l*frame_parms->nb_antennas_rx], + symbol, + len, + first_symbol_flag, + nb_rb, + beamforming_mode); + break; + case rx_IC_single_stream ://not implemented yet + break; + case rx_IC_dual_stream ://not implemented yet + break; + case rx_SIC_dual_stream ://not implemented yet + break; } break; case 6 : - if ((rx_type==rx_standard) || (codeword_TB1 == -1)) { - nr_dlsch_64qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - (int16_t*)pllr_symbol_cw0, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_magb0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr_offset[symbol], - beamforming_mode); - } else if (codeword_TB0 == -1){ - nr_dlsch_64qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw1, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_magb0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr_offset[symbol], - beamforming_mode); - } - else if (rx_type >= rx_IC_single_stream) { - if (dlsch1_harq->Qm == 2) { - nr_dlsch_64qam_qpsk_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,6,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_qpsk_64qam_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,2,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } - else if (dlsch1_harq->Qm == 4) { - nr_dlsch_64qam_16qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - dl_ch_mag_ptr,//i - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - pdsch_vars[gNB_id]->layer_llr[0], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,6,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_16qam_64qam_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - dl_ch_mag_ptr, - pdsch_vars[gNB_id]->dl_ch_mag0,//i - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pdsch_vars[gNB_id]->layer_llr[1], - symbol,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,4,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr128_2ndstream); - } - } - else { - nr_dlsch_64qam_64qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - rxdataF_comp_ptr,//i - pdsch_vars[gNB_id]->dl_ch_mag0, - dl_ch_mag_ptr,//i - pdsch_vars[gNB_id]->dl_ch_rho2_ext, - (int16_t*)pllr_symbol_layer0, - symbol,len,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch0_harq->rb_alloc_even,6,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr_offset[symbol]); - if (rx_type==rx_IC_dual_stream) { - nr_dlsch_64qam_64qam_llr(frame_parms, - rxdataF_comp_ptr, - pdsch_vars[gNB_id]->rxdataF_comp0,//i - dl_ch_mag_ptr, - pdsch_vars[gNB_id]->dl_ch_mag0,//i - pdsch_vars[gNB_id]->dl_ch_rho_ext[harq_pid][round], - pllr_symbol_layer1, - symbol,len,first_symbol_flag,nb_rb, - adjust_G2(frame_parms,dlsch1_harq->rb_alloc_even,6,nr_slot_rx,symbol), - pdsch_vars[gNB_id]->llr_offset[symbol]); - } - } + switch (rx_type) { + case rx_standard : + for(int l =0; lNl; l++) + nr_dlsch_64qam_llr(frame_parms, + pdsch_vars[gNB_id]->rxdataF_comp0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->layer_llr[l]+llr_offset_symbol, + pdsch_vars[gNB_id]->dl_ch_mag0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->dl_ch_magb0[l*frame_parms->nb_antennas_rx], + symbol, + len, + first_symbol_flag, + nb_rb, + beamforming_mode); + break; + case rx_IC_single_stream ://not implemented yet + break; + case rx_IC_dual_stream ://not implemented yet + break; + case rx_SIC_dual_stream ://not implemented yet + break; } + break; case 8: - if ((rx_type==rx_standard) || (codeword_TB1 == -1)) { - nr_dlsch_256qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - (int16_t*)pllr_symbol_cw0, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_magb0, - pdsch_vars[gNB_id]->dl_ch_magr0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr_offset[symbol], - beamforming_mode); - } else if (codeword_TB0 == -1){ - nr_dlsch_256qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw1, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_magb0, - pdsch_vars[gNB_id]->dl_ch_magr0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr_offset[symbol], - beamforming_mode); + switch (rx_type) { + case rx_standard : + for(int l =0; lNl; l++) + nr_dlsch_256qam_llr(frame_parms, + pdsch_vars[gNB_id]->rxdataF_comp0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->layer_llr[l]+llr_offset_symbol, + pdsch_vars[gNB_id]->dl_ch_mag0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->dl_ch_magb0[l*frame_parms->nb_antennas_rx], + pdsch_vars[gNB_id]->dl_ch_magr0[l*frame_parms->nb_antennas_rx], + symbol, + len, + first_symbol_flag, + nb_rb, + beamforming_mode); + break; + case rx_IC_single_stream ://not implemented yet + break; + case rx_IC_dual_stream ://not implemented yet + break; + case rx_SIC_dual_stream ://not implemented yet + break; } break; default: @@ -3315,45 +3151,54 @@ static int nr_dlsch_llr(NR_UE_PDSCH **pdsch_vars, case 2 : if (rx_type==rx_standard) { nr_dlsch_qpsk_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw0, - symbol,len,first_symbol_flag,nb_rb, + pdsch_vars[gNB_id]->rxdataF_comp0[0], + pdsch_vars[gNB_id]->layer_llr[0]+llr_offset_symbol, + symbol, + len, + first_symbol_flag, + nb_rb, beamforming_mode); } break; case 4: if (rx_type==rx_standard) { nr_dlsch_16qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pdsch_vars[gNB_id]->llr[0], - pdsch_vars[gNB_id]->dl_ch_mag0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr128, + pdsch_vars[gNB_id]->rxdataF_comp0[0], + pdsch_vars[gNB_id]->layer_llr[0]+llr_offset_symbol, + pdsch_vars[gNB_id]->dl_ch_mag0[0], + symbol, + len, + first_symbol_flag, + nb_rb, beamforming_mode); } break; case 6 : if (rx_type==rx_standard) { nr_dlsch_64qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw0, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_magb0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr_offset[symbol], - beamforming_mode); + pdsch_vars[gNB_id]->rxdataF_comp0[0], + pdsch_vars[gNB_id]->layer_llr[0]+llr_offset_symbol, + pdsch_vars[gNB_id]->dl_ch_mag0[0], + pdsch_vars[gNB_id]->dl_ch_magb0[0], + symbol, + len, + first_symbol_flag, + nb_rb, + beamforming_mode); } break; case 8 : if (rx_type==rx_standard) { nr_dlsch_256qam_llr(frame_parms, - pdsch_vars[gNB_id]->rxdataF_comp0, - pllr_symbol_cw0, - pdsch_vars[gNB_id]->dl_ch_mag0, - pdsch_vars[gNB_id]->dl_ch_magb0, - pdsch_vars[gNB_id]->dl_ch_magr0, - symbol,len,first_symbol_flag,nb_rb, - pdsch_vars[gNB_id]->llr_offset[symbol], + pdsch_vars[gNB_id]->rxdataF_comp0[0], + pdsch_vars[gNB_id]->layer_llr[0]+llr_offset_symbol, + pdsch_vars[gNB_id]->dl_ch_mag0[0], + pdsch_vars[gNB_id]->dl_ch_magb0[0], + pdsch_vars[gNB_id]->dl_ch_magr0[0], + symbol, + len, + first_symbol_flag, + nb_rb, beamforming_mode); } break; diff --git a/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_llr_computation.c b/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_llr_computation.c index 68a206e7c7..a064a91d87 100644 --- a/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_llr_computation.c +++ b/openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_llr_computation.c @@ -629,16 +629,16 @@ __m128i tmp_result4 __attribute__ ((aligned(16))); //---------------------------------------------------------------------------------------------- int nr_dlsch_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, uint8_t symbol, - uint32_t len, - uint8_t first_symbol_flag, + uint32_t len, + uint8_t first_symbol_flag, uint16_t nb_rb, uint8_t beamforming_mode) { - uint32_t *rxF = (uint32_t*)&rxdataF_comp[0][((int32_t)symbol*nb_rb*12)]; + uint32_t *rxF = (uint32_t *)&rxdataF_comp[((int32_t)symbol*nb_rb*12)]; uint32_t *llr32; int i; @@ -670,24 +670,23 @@ int nr_dlsch_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, //---------------------------------------------------------------------------------------------- void nr_dlsch_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, - int32_t **dl_ch_mag, + int32_t *dl_ch_mag, uint8_t symbol, - uint32_t len, + uint32_t len, uint8_t first_symbol_flag, uint16_t nb_rb, - int16_t **llr32p, uint8_t beamforming_mode) { #if defined(__x86_64__) || defined(__i386__) - __m128i *rxF = (__m128i*)&rxdataF_comp[0][(symbol*nb_rb*12)]; + __m128i *rxF = (__m128i*)&rxdataF_comp[(symbol*nb_rb*12)]; __m128i *ch_mag; __m128i llr128[2]; uint32_t *llr32; #elif defined(__arm__) - int16x8_t *rxF = (int16x8_t*)&rxdataF_comp[0][(symbol*nb_rb*12)]; + int16x8_t *rxF = (int16x8_t*)&rxdataF_comp[(symbol*nb_rb*12)]; int16x8_t *ch_mag; int16x8_t xmm0; int16_t *llr16; @@ -699,30 +698,17 @@ void nr_dlsch_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, #if defined(__x86_64__) || defined(__i386__) - if (first_symbol_flag==1) { llr32 = (uint32_t*)dlsch_llr; - } else { - llr32 = (uint32_t*)*llr32p; - } #elif defined(__arm__) - if (first_symbol_flag==1) { llr16 = (int16_t*)dlsch_llr; - } else { - llr16 = (int16_t*)*llr32p; - } #endif #if defined(__x86_64__) || defined(__i386__) - ch_mag = (__m128i*)&dl_ch_mag[0][(symbol*nb_rb*12)]; + ch_mag = (__m128i*)&dl_ch_mag[(symbol*nb_rb*12)]; #elif defined(__arm__) - ch_mag = (int16x8_t*)&dl_ch_mag[0][(symbol*nb_rb*12)]; + ch_mag = (int16x8_t*)&dl_ch_mag[(symbol*nb_rb*12)]; #endif - // update output pointer according to number of REs in this symbol (<<2 because 4 bits per RE) - if (first_symbol_flag == 1) - *llr32p = dlsch_llr + (len<<2); - else - *llr32p += (len<<2); // printf("len=%d\n", len); len_mod4 = len&3; @@ -786,47 +772,35 @@ void nr_dlsch_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, //---------------------------------------------------------------------------------------------- void nr_dlsch_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, + int32_t *dl_ch_mag, + int32_t *dl_ch_magb, uint8_t symbol, uint32_t len, uint8_t first_symbol_flag, uint16_t nb_rb, - uint32_t llr_offset, uint8_t beamforming_mode) { #if defined(__x86_64__) || defined(__i386__) - __m128i *rxF = (__m128i*)&rxdataF_comp[0][(symbol*nb_rb*12)]; + __m128i *rxF = (__m128i*)&rxdataF_comp[(symbol*nb_rb*12)]; __m128i *ch_mag,*ch_magb; #elif defined(__arm__) - int16x8_t *rxF = (int16x8_t*)&rxdataF_comp[0][(symbol*nb_rb*12)]; + int16x8_t *rxF = (int16x8_t*)&rxdataF_comp[(symbol*nb_rb*12)]; int16x8_t *ch_mag,*ch_magb,xmm1,xmm2; #endif int i,len2; unsigned char len_mod4; - short *llr; int16_t *llr2; - int8_t *pllr_symbol; - /* - if (first_symbol_flag==1) - llr = dlsch_llr; - else - llr = *llr_save; - */ - llr = dlsch_llr; - - pllr_symbol = (int8_t*)dlsch_llr; - pllr_symbol += llr_offset; + llr2 = dlsch_llr; #if defined(__x86_64__) || defined(__i386__) - ch_mag = (__m128i*)&dl_ch_mag[0][(symbol*nb_rb*12)]; - ch_magb = (__m128i*)&dl_ch_magb[0][(symbol*nb_rb*12)]; + ch_mag = (__m128i*)&dl_ch_mag[(symbol*nb_rb*12)]; + ch_magb = (__m128i*)&dl_ch_magb[(symbol*nb_rb*12)]; #elif defined(__arm__) - ch_mag = (int16x8_t*)&dl_ch_mag[0][(symbol*nb_rb*12)]; - ch_magb = (int16x8_t*)&dl_ch_magb[0][(symbol*nb_rb*12)]; + ch_mag = (int16x8_t*)&dl_ch_mag[(symbol*nb_rb*12)]; + ch_magb = (int16x8_t*)&dl_ch_magb[(symbol*nb_rb*12)]; #endif // printf("nr_dlsch_64qam_llr: symbol %d,nb_rb %d, len %d,pbch_pss_sss_adjust %d\n",symbol,nb_rb,len,pbch_pss_sss_adjust); @@ -838,9 +812,6 @@ void nr_dlsch_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, dlsch_llr, pllr_symbol);*/ - llr2 = llr; - llr += (len*6); - len_mod4 =len&3; len2=len>>2; // length in quad words (4 REs) len2+=((len_mod4==0)?0:1); @@ -1095,43 +1066,29 @@ void nr_dlsch_64qam_llr_SIC(NR_DL_FRAME_PARMS *frame_parms, //---------------------------------------------------------------------------------------------- void nr_dlsch_256qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - int32_t **dl_ch_magr, + int32_t *dl_ch_mag, + int32_t *dl_ch_magb, + int32_t *dl_ch_magr, uint8_t symbol, uint32_t len, uint8_t first_symbol_flag, uint16_t nb_rb, - uint32_t llr_offset, uint8_t beamforming_mode) { - __m128i *rxF = (__m128i*)&rxdataF_comp[0][(symbol*nb_rb*12)]; + __m128i *rxF = (__m128i*)&rxdataF_comp[(symbol*nb_rb*12)]; __m128i *ch_mag,*ch_magb,*ch_magr; int i,len2; unsigned char len_mod4; - short *llr; int16_t *llr2; - int8_t *pllr_symbol; - /* - if (first_symbol_flag==1) - llr = dlsch_llr; - else - llr = *llr_save; - */ - llr = dlsch_llr; + llr2 = dlsch_llr; - pllr_symbol = (int8_t*)dlsch_llr; - pllr_symbol += llr_offset; - - ch_mag = (__m128i*)&dl_ch_mag[0][(symbol*nb_rb*12)]; - ch_magb = (__m128i*)&dl_ch_magb[0][(symbol*nb_rb*12)]; - ch_magr = (__m128i*)&dl_ch_magr[0][(symbol*nb_rb*12)]; - llr2 = llr; - llr += (len*8); + ch_mag = (__m128i*)&dl_ch_mag[(symbol*nb_rb*12)]; + ch_magb = (__m128i*)&dl_ch_magb[(symbol*nb_rb*12)]; + ch_magr = (__m128i*)&dl_ch_magr[(symbol*nb_rb*12)]; len_mod4 =len&3; len2=len>>2; // length in quad words (4 REs) diff --git a/openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h b/openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h index 1e7e10def7..6b76645fef 100644 --- a/openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h +++ b/openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h @@ -471,7 +471,7 @@ int nr_dlsch_64qam_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, @param beamforming_mode beamforming mode */ int32_t nr_dlsch_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, uint8_t symbol, uint32_t len, @@ -505,14 +505,13 @@ int32_t nr_dlsch_qpsk_llr_SIC(NR_DL_FRAME_PARMS *frame_parms, uint32_t rb_alloc); void nr_dlsch_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, - int32_t **dl_ch_mag, + int32_t *dl_ch_mag, uint8_t symbol, - uint32_t len, + uint32_t len, uint8_t first_symbol_flag, uint16_t nb_rb, - int16_t **llr32p, uint8_t beamforming_mode); /** \brief This function generates log-likelihood ratios (decoder input) for single-stream 16QAM received waveforms @@ -553,28 +552,26 @@ void dlsch_64qam_llr_SIC(NR_DL_FRAME_PARMS *frame_parms, uint32_t rb_alloc); void nr_dlsch_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, + int32_t *dl_ch_mag, + int32_t *dl_ch_magb, uint8_t symbol, - uint32_t len, + uint32_t len, uint8_t first_symbol_flag, uint16_t nb_rb, - uint32_t llr_offset, uint8_t beamforming_mode); void nr_dlsch_256qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, + int32_t *rxdataF_comp, int16_t *dlsch_llr, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - int32_t **dl_ch_magr, + int32_t *dl_ch_mag, + int32_t *dl_ch_magb, + int32_t *dl_ch_magr, uint8_t symbol, uint32_t len, uint8_t first_symbol_flag, uint16_t nb_rb, - uint32_t llr_offset, uint8_t beamforming_mode); /** \fn dlsch_siso(NR_DL_FRAME_PARMS *frame_parms,