diff --git a/openair1/PHY/INIT/nr_init.c b/openair1/PHY/INIT/nr_init.c index 74f3aa2d04e05d7be908a044639667990e58527f..2d9fdbea811ae05de96652b50cf6b4698b34d37d 100644 --- a/openair1/PHY/INIT/nr_init.c +++ b/openair1/PHY/INIT/nr_init.c @@ -26,7 +26,7 @@ #include "PHY/INIT/phy_init.h" #include "PHY/CODING/nrPolar_tools/nr_polar_pbch_defs.h" #include "PHY/NR_TRANSPORT/nr_transport_proto.h" -#include "PHY/NR_TRANSPORT/nr_transport_proto_common.h" +#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h" /*#include "RadioResourceConfigCommonSIB.h" #include "RadioResourceConfigDedicated.h" #include "TDD-Config.h" diff --git a/openair1/PHY/NR_TRANSPORT/nr_prach.c b/openair1/PHY/NR_TRANSPORT/nr_prach.c index c856d29f3c61e109aa006f8f674aca6a00ba8d7f..0aa1db57ecdf748645a1006fe7a3d6f7ab626bb0 100644 --- a/openair1/PHY/NR_TRANSPORT/nr_prach.c +++ b/openair1/PHY/NR_TRANSPORT/nr_prach.c @@ -32,7 +32,7 @@ #include "PHY/defs_gNB.h" #include "PHY/NR_TRANSPORT/nr_transport_proto.h" -#include "PHY/NR_TRANSPORT/nr_transport_proto_common.h" +#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h" extern uint16_t prach_root_sequence_map_0_3[838]; extern uint16_t prach_root_sequence_map_abc[138]; diff --git a/openair1/PHY/NR_TRANSPORT/nr_prach_common.c b/openair1/PHY/NR_TRANSPORT/nr_prach_common.c index 8373e775bddc7be0a0eb25324a160bc29e37c695..251d1cbfd8357aa771ac7cc0b5aaa3aa642b2da7 100644 --- a/openair1/PHY/NR_TRANSPORT/nr_prach_common.c +++ b/openair1/PHY/NR_TRANSPORT/nr_prach_common.c @@ -34,7 +34,7 @@ #include "PHY/impl_defs_nr.h" #include "PHY/defs_nr_UE.h" #include "PHY/NR_TRANSPORT/nr_prach.h" -#include "PHY/NR_TRANSPORT/nr_transport_proto_common.h" +#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h" #include "common/utils/LOG/log.h" #include "common/utils/LOG/vcd_signal_dumper.h" #include "openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h" diff --git a/openair1/PHY/NR_TRANSPORT/nr_tbs_tools.c b/openair1/PHY/NR_TRANSPORT/nr_tbs_tools.c index ea8e39488e36e8d04236631b9756ef24cc89674f..e535286084fb954aabd6d90c23e73efd83455063 100644 --- a/openair1/PHY/NR_TRANSPORT/nr_tbs_tools.c +++ b/openair1/PHY/NR_TRANSPORT/nr_tbs_tools.c @@ -32,7 +32,7 @@ #include "nr_transport_common_proto.h" #include "PHY/CODING/coding_defs.h" - +#include "PHY/defs_nr_common.h" uint32_t nr_get_G(uint16_t nb_rb, uint16_t nb_symb_sch,uint8_t nb_re_dmrs,uint16_t length_dmrs, uint8_t Qm, uint8_t Nl) { uint32_t G; diff --git a/openair1/PHY/NR_TRANSPORT/nr_transport_common_proto.h b/openair1/PHY/NR_TRANSPORT/nr_transport_common_proto.h index 762346048f94f9e62e7733ecdbb4010ffa107dd1..82a0cd5d031860dca1b2fc44341d0dd35774f57d 100644 --- a/openair1/PHY/NR_TRANSPORT/nr_transport_common_proto.h +++ b/openair1/PHY/NR_TRANSPORT/nr_transport_common_proto.h @@ -31,22 +31,35 @@ * \warning */ +/** @addtogroup _PHY_TRANSPORT_ + * @{ + */ + #ifndef __NR_TRANSPORT_COMMON_PROTO__H__ #define __NR_TRANSPORT_COMMON_PROTO__H__ -#include "PHY/defs_nr_common.h" +#include <stdint.h> +/** \brief Computes available bits G. */ +uint32_t nr_get_G(uint16_t nb_rb, uint16_t nb_symb_sch, uint8_t nb_re_dmrs, uint16_t length_dmrs, uint8_t Qm, uint8_t Nl); -#define NR_PUSCH_x 2 // UCI placeholder bit TS 38.212 V15.4.0 subclause 5.3.3.1 -#define NR_PUSCH_y 3 // UCI placeholder bit +uint32_t nr_get_E(uint32_t G, uint8_t C, uint8_t Qm, uint8_t Nl, uint8_t r); +uint8_t nr_get_Qm_ul(uint8_t Imcs, uint8_t table_idx); +uint8_t nr_get_Qm_dl(uint8_t Imcs, uint8_t table_idx); +uint32_t nr_get_code_rate_ul(uint8_t Imcs, uint8_t table_idx); +uint32_t nr_get_code_rate_dl(uint8_t Imcs, uint8_t table_idx); -/** \brief Computes available bits G. */ -uint32_t nr_get_G(uint16_t nb_rb, uint16_t nb_symb_sch, uint8_t nb_re_dmrs, uint16_t length_dmrs, uint8_t Qm, uint8_t Nl); +void compute_nr_prach_seq(uint8_t short_sequence, + uint8_t num_sequences, + uint8_t rootSequenceIndex, + uint32_t X_u[64][839]); -uint32_t nr_get_E(uint32_t G, uint8_t C, uint8_t Qm, uint8_t Nl, uint8_t r); +void init_nr_prach_tables(int N_ZC); + +/**@}*/ #endif diff --git a/openair1/PHY/NR_TRANSPORT/nr_transport_proto.h b/openair1/PHY/NR_TRANSPORT/nr_transport_proto.h index 26fc190662e2f6e2f12b7fa48f0d0ea12d4aa335..24b6303b9c669d872c8c624745c55fd88bc523da 100644 --- a/openair1/PHY/NR_TRANSPORT/nr_transport_proto.h +++ b/openair1/PHY/NR_TRANSPORT/nr_transport_proto.h @@ -276,16 +276,6 @@ void nr_fill_ulsch(PHY_VARS_gNB *gNB, int slot, nfapi_nr_pusch_pdu_t *ulsch_pdu); -uint32_t nr_get_code_rate_dl(uint8_t Imcs, uint8_t table_idx); - -uint8_t nr_get_Qm_ul(uint8_t Imcs, uint8_t table_idx); - -uint8_t nr_get_Qm_dl(uint8_t Imcs, uint8_t table_idx); - -uint32_t nr_get_code_rate_ul(uint8_t Imcs, uint8_t table_idx); - -uint32_t nr_get_code_rate_dl(uint8_t Imcs, uint8_t table_idx); - void nr_fill_prach(PHY_VARS_gNB *gNB, int SFN, int Slot, diff --git a/openair1/PHY/NR_TRANSPORT/nr_transport_proto_common.h b/openair1/PHY/NR_TRANSPORT/nr_transport_proto_common.h deleted file mode 100644 index 78dd266eeaf44d5902c9234f0f43bc65b8dc78be..0000000000000000000000000000000000000000 --- a/openair1/PHY/NR_TRANSPORT/nr_transport_proto_common.h +++ /dev/null @@ -1,1763 +0,0 @@ -/* - * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The OpenAirInterface Software Alliance licenses this file to You under - * the OAI Public License, Version 1.1 (the "License"); you may not use this file - * except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.openairinterface.org/?page_id=698 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *------------------------------------------------------------------------------- - * For more information about the OpenAirInterface (OAI) Software Alliance: - * contact@openairinterface.org - */ - -/*! \file PHY/NR_UE_TRANSPORT/transport_proto_ue.h - * \brief Function prototypes for PHY physical/transport channel processing and generation V8.6 2009-03 - * \author R. Knopp, F. Kaltenberger - * \date 2011 - * \version 0.1 - * \company Eurecom - * \email: knopp@eurecom.fr - * \note - * \warning - */ -#ifndef __NR_TRANSPORT_PROTO_UE__H__ -#define __NR_TRANSPORT_PROTO_UE__H__ -#include "PHY/defs_nr_UE.h" -#include "SCHED_NR_UE/defs.h" -//#include "PHY/LTE_TRANSPORT/transport_common_proto.h" -#include <math.h> -#include "nfapi_interface.h" - -// Functions below implement 36-211 and 36-212 - -/** @addtogroup _PHY_TRANSPORT_ - * @{ - */ - -/** \fn free_ue_dlsch(NR_UE_DLSCH_t *dlsch) - \brief This function frees memory allocated for a particular DLSCH at UE - @param dlsch Pointer to DLSCH to be removed -*/ -void free_nr_ue_dlsch(NR_UE_DLSCH_t *dlsch); - -/** \fn new_ue_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint32_t Nsoft,uint8_t abstraction_flag) - \brief This function allocates structures for a particular DLSCH at UE - @returns Pointer to DLSCH to be removed - @param Kmimo Kmimo factor from 36-212/36-213 - @param Mdlharq Maximum number of HARQ rounds (36-212/36-213) - @param Nsoft Soft-LLR buffer size from UE-Category - @params N_RB_DL total number of resource blocks (determine the operating BW) - @param abstraction_flag Flag to indicate abstracted interface -*/ -NR_UE_DLSCH_t *new_nr_ue_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint32_t Nsoft,uint8_t max_turbo_iterations,uint8_t N_RB_DL, uint8_t abstraction_flag); - - -void free_nr_ue_ulsch(NR_UE_ULSCH_t *ulsch); - - -NR_UE_ULSCH_t *new_nr_ue_ulsch(unsigned char N_RB_UL, int number_of_harq_pids, uint8_t abstraction_flag); - -void fill_UE_dlsch_MCH(PHY_VARS_NR_UE *ue,int mcs,int ndi,int rvidx,int eNB_id); - -int rx_pmch(PHY_VARS_NR_UE *phy_vars_ue, - unsigned char eNB_id, - uint8_t subframe, - unsigned char symbol); - -/** \brief Dump OCTAVE/MATLAB files for PMCH debugging - @param phy_vars_ue Pointer to UE variables - @param eNB_id index of eNB in ue variables - @param coded_bits_per_codeword G from 36.211 - @param subframe Index of subframe - @returns 0 on success -*/ -void dump_mch(PHY_VARS_NR_UE *phy_vars_ue,uint8_t eNB_id,uint16_t coded_bits_per_codeword,int subframe); - - - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream QPSK/QPSK reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qpsk_qpsk(int16_t *stream0_in, - int16_t *stream1_in, - int16_t *stream0_out, - int16_t *rho01, - int32_t length); - -/** \brief This function perform LLR computation for dual-stream (QPSK/QPSK) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr128p pointer to pointer to symbol in dlsch_llr*/ -int32_t nr_dlsch_qpsk_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - int32_t **rho_i, - int16_t *dlsch_llr, - uint8_t symbol, - uint32_t len, - uint8_t first_symbol_flag, - uint16_t nb_rb, - uint16_t pbch_pss_sss_adj, - int16_t **llr128p); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream QPSK/16QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qpsk_qam16(int16_t *stream0_in, - int16_t *stream1_in, - short *ch_mag_i, - int16_t *stream0_out, - int16_t *rho01, - int32_t length); - -/** \brief This function perform LLR computation for dual-stream (QPSK/16QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr128p pointer to pointer to symbol in dlsch_llr*/ -int32_t nr_dlsch_qpsk_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - int **dl_ch_mag_i, //|h_1|^2*(2/sqrt{10}) - int32_t **rho_i, - int16_t *dlsch_llr, - uint8_t symbol, - uint8_t first_symbol_flag, - uint16_t nb_rb, - uint16_t pbch_pss_sss_adj, - int16_t **llr128p); - - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream QPSK/64QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qpsk_qam64(int16_t *stream0_in, - int16_t *stream1_in, - short *ch_mag_i, - int16_t *stream0_out, - int16_t *rho01, - int32_t length); - -/** \brief This function perform LLR computation for dual-stream (QPSK/64QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr128p pointer to pointer to symbol in dlsch_llr*/ -int32_t nr_dlsch_qpsk_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - int **dl_ch_mag_i, //|h_1|^2*(2/sqrt{10}) - int32_t **rho_i, - int16_t *dlsch_llr, - uint8_t symbol, - uint8_t first_symbol_flag, - uint16_t nb_rb, - uint16_t pbch_pss_sss_adj, - int16_t **llr128p); - - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 16QAM/QPSK reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam16_qpsk(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *stream0_out, - short *rho01, - int length); -/** \brief This function perform LLR computation for dual-stream (16QAM/QPSK) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr16p pointer to pointer to symbol in dlsch_llr*/ -int nr_dlsch_16qam_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int **rxdataF_comp_i, - int **dl_ch_mag, //|h_0|^2*(2/sqrt{10}) - int **rho_i, - short *dlsch_llr, - unsigned char symbol, - unsigned char first_symbol_flag, - unsigned short nb_rb, - uint16_t pbch_pss_sss_adjust, - short **llr16p); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 16QAM/16QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam16_qam16(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *ch_mag_i, - short *stream0_out, - short *rho01, - int length); - -/** \brief This function perform LLR computation for dual-stream (16QAM/16QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr16p pointer to pointer to symbol in dlsch_llr*/ -int nr_dlsch_16qam_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int **rxdataF_comp_i, - int **dl_ch_mag, //|h_0|^2*(2/sqrt{10}) - int **dl_ch_mag_i, //|h_1|^2*(2/sqrt{10}) - int **rho_i, - short *dlsch_llr, - unsigned char symbol, - uint32_t len, - unsigned char first_symbol_flag, - unsigned short nb_rb, - uint16_t pbch_pss_sss_adjust, - short **llr16p); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 16QAM/64QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam16_qam64(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *ch_mag_i, - short *stream0_out, - short *rho01, - int length); - -/** \brief This function perform LLR computation for dual-stream (16QAM/64QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr16p pointer to pointer to symbol in dlsch_llr*/ -int nr_dlsch_16qam_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int **rxdataF_comp_i, - int **dl_ch_mag, //|h_0|^2*(2/sqrt{10}) - int **dl_ch_mag_i, //|h_1|^2*(2/sqrt{10}) - int **rho_i, - short *dlsch_llr, - unsigned char symbol, - unsigned char first_symbol_flag, - unsigned short nb_rb, - uint16_t pbch_pss_sss_adjust, - short **llr16p); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 64QAM/64QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam64_qpsk(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *stream0_out, - short *rho01, - int length); - -/** \brief This function perform LLR computation for dual-stream (64QAM/64QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr16p pointer to pointer to symbol in dlsch_llr*/ -int nr_dlsch_64qam_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int **rxdataF_comp_i, - int **dl_ch_mag, - int **rho_i, - short *dlsch_llr, - unsigned char symbol, - unsigned char first_symbol_flag, - unsigned short nb_rb, - uint16_t pbch_pss_sss_adjust, - short **llr16p); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 64QAM/16QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam64_qam16(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *ch_mag_i, - short *stream0_out, - short *rho01, - int length); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 64QAM/16QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam64_qam16_avx2(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *ch_mag_i, - short *stream0_out, - short *rho01, - int length); - -/** \brief This function perform LLR computation for dual-stream (64QAM/16QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr16p pointer to pointer to symbol in dlsch_llr*/ -int nr_dlsch_64qam_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int **rxdataF_comp_i, - int **dl_ch_mag, - int **dl_ch_mag_i, - int **rho_i, - short *dlsch_llr, - unsigned char symbol, - unsigned char first_symbol_flag, - unsigned short nb_rb, - uint16_t pbch_pss_sss_adjust, - short **llr16p); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 64QAM/64QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam64_qam64(short *stream0_in, - short *stream1_in, - short *ch_mag, - short *ch_mag_i, - short *stream0_out, - short *rho01, - int length); - -/** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream 64QAM/64QAM reception. - @param stream0_in Input from channel compensated (MR combined) stream 0 - @param stream1_in Input from channel compensated (MR combined) stream 1 - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param stream0_out Output from LLR unit for stream0 - @param rho01 Cross-correlation between channels (MR combined) - @param length in complex channel outputs*/ -void qam64_qam64_avx2(int32_t *stream0_in, - int32_t *stream1_in, - int32_t *ch_mag, - int32_t *ch_mag_i, - int16_t *stream0_out, - int32_t *rho01, - int length); - -/** \brief This function perform LLR computation for dual-stream (64QAM/64QAM) transmission. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param ch_mag Input from scaled channel magnitude square of h0'*g0 - @param ch_mag_i Input from scaled channel magnitude square of h0'*g1 - @param rho_i Correlation between channel of signal and inteference - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag flag to indicate this is the first symbol of the dlsch - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr16p pointer to pointer to symbol in dlsch_llr*/ -int nr_dlsch_64qam_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int **rxdataF_comp_i, - int **dl_ch_mag, - int **dl_ch_mag_i, - int **rho_i, - short *dlsch_llr, - unsigned char symbol, - uint32_t len, - unsigned char first_symbol_flag, - unsigned short nb_rb, - uint16_t pbch_pss_sss_adjust, - //short **llr16p, - uint32_t llr_offset); - - -/** \brief This function generates log-likelihood ratios (decoder input) for single-stream QPSK received waveforms. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param dlsch_llr llr output - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adj Number of channel bits taken by PBCH/PSS/SSS - @param llr128p pointer to pointer to symbol in dlsch_llr - @param beamforming_mode beamforming mode -*/ -int32_t nr_dlsch_qpsk_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int16_t *dlsch_llr, - uint8_t symbol, - uint32_t len, - uint8_t first_symbol_flag, - uint16_t nb_rb, - uint8_t beamforming_mode); - -/** - \brief This function generates log-likelihood ratios (decoder input) for single-stream 16QAM received waveforms - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param dlsch_llr llr output - @param dl_ch_mag Squared-magnitude of channel in each resource element position corresponding to allocation and weighted for mid-point in 16QAM constellation - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adjust Adjustment factor in RE for PBCH/PSS/SSS allocations - @param llr128p pointer to pointer to symbol in dlsch_llr - @param beamforming_mode beamforming mode -*/ - -int32_t nr_dlsch_qpsk_llr_SIC(NR_DL_FRAME_PARMS *frame_parms, - int **rxdataF_comp, - int32_t **sic_buffer, - int **rho_i, - short *dlsch_llr, - uint8_t num_pdcch_symbols, - uint16_t nb_rb, - uint8_t subframe, - uint16_t mod_order_0, - uint32_t rb_alloc); - -void nr_dlsch_16qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int16_t *dlsch_llr, - int32_t **dl_ch_mag, - uint8_t symbol, - 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 - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param dlsch_llr llr output - @param dl_ch_mag Squared-magnitude of channel in each resource element position corresponding to allocation, weighted by first mid-point of 64-QAM constellation - @param dl_ch_magb Squared-magnitude of channel in each resource element position corresponding to allocation, weighted by second mid-point of 64-QAM constellation - @param symbol OFDM symbol index in sub-frame - @param first_symbol_flag - @param nb_rb number of RBs for this allocation - @param pbch_pss_sss_adjust PBCH/PSS/SSS RE adjustment (in REs) - @param beamforming_mode beamforming mode -*/ -void nr_dlsch_16qam_llr_SIC (NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **sic_buffer, //Q15 - int32_t **rho_i, - int16_t *dlsch_llr, - uint8_t num_pdcch_symbols, - int32_t **dl_ch_mag, - uint16_t nb_rb, - uint8_t subframe, - uint16_t mod_order_0, - uint32_t rb_alloc); - -void dlsch_64qam_llr_SIC(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **sic_buffer, //Q15 - int32_t **rho_i, - int16_t *dlsch_llr, - uint8_t num_pdcch_symbols, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - uint16_t nb_rb, - uint8_t subframe, - uint16_t mod_order_0, - uint32_t rb_alloc); - -void nr_dlsch_64qam_llr(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int16_t *dlsch_llr, - 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); - - -/** \fn dlsch_siso(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - uint8_t l, - uint16_t nb_rb) - \brief This function does the first stage of llr computation for SISO, by just extracting the pilots, PBCH and primary/secondary synchronization sequences. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param l symbol in sub-frame - @param nb_rb Number of RBs in this allocation -*/ - -void dlsch_siso(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - uint8_t l, - uint16_t nb_rb); - -/** \fn dlsch_alamouti(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - uint8_t symbol, - uint16_t nb_rb) - \brief This function does Alamouti combining on RX and prepares LLR inputs by skipping pilots, PBCH and primary/secondary synchronization signals. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param dl_ch_mag First squared-magnitude of channel (16QAM and 64QAM) for LLR computation. Alamouti combining should be performed on this as well. Result is stored in first antenna position - @param dl_ch_magb Second squared-magnitude of channel (64QAM only) for LLR computation. Alamouti combining should be performed on this as well. Result is stored in first antenna position - @param symbol Symbol in sub-frame - @param nb_rb Number of RBs in this allocation -*/ -void dlsch_alamouti(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - uint8_t symbol, - uint16_t nb_rb); - -/** \fn dlsch_antcyc(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - uint8_t symbol, - uint16_t nb_rb) - \brief This function does antenna selection (based on antenna cycling pattern) on RX and prepares LLR inputs by skipping pilots, PBCH and primary/secondary synchronization signals. Note that this is not LTE, it is just included for comparison purposes. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param dl_ch_mag First squared-magnitude of channel (16QAM and 64QAM) for LLR computation. Alamouti combining should be performed on this as well. Result is stored in first antenna position - @param dl_ch_magb Second squared-magnitude of channel (64QAM only) for LLR computation. Alamouti combining should be performed on this as well. Result is stored in first antenna position - @param symbol Symbol in sub-frame - @param nb_rb Number of RBs in this allocation -*/ -void dlsch_antcyc(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - uint8_t symbol, - uint16_t nb_rb); - -/** \fn dlsch_detection_mrc(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - int32_t **rho, - int32_t **rho_i, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - uint8_t symbol, - uint16_t nb_rb, - uint8_t dual_stream_UE) - - \brief This function does maximal-ratio combining for dual-antenna receivers. - @param frame_parms Frame descriptor structure - @param rxdataF_comp Compensated channel output - @param rxdataF_comp_i Compensated channel output for interference - @param rho Cross correlation between spatial channels - @param rho_i Cross correlation between signal and inteference channels - @param dl_ch_mag First squared-magnitude of channel (16QAM and 64QAM) for LLR computation. Alamouti combining should be performed on this as well. Result is stored in first antenna position - @param dl_ch_magb Second squared-magnitude of channel (64QAM only) for LLR computation. Alamouti combining should be performed on this as well. Result is stored in first antenna position - @param symbol Symbol in sub-frame - @param nb_rb Number of RBs in this allocation - @param dual_stream_UE Flag to indicate dual-stream detection -*/ -void dlsch_detection_mrc(NR_DL_FRAME_PARMS *frame_parms, - int32_t **rxdataF_comp, - int32_t **rxdataF_comp_i, - int32_t **rho, - int32_t **rho_i, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - int32_t **dl_ch_mag_i, - int32_t **dl_ch_magb_i, - uint8_t symbol, - uint16_t nb_rb, - uint8_t dual_stream_UE); - -void dlsch_detection_mrc_TM34(NR_DL_FRAME_PARMS *frame_parms, - NR_UE_PDSCH *lte_ue_pdsch_vars, - int harq_pid, - int round, - unsigned char symbol, - unsigned short nb_rb, - unsigned char dual_stream_UE); - -/** \fn dlsch_extract_rbs_single(int32_t **rxdataF, - int32_t **dl_ch_estimates, - int32_t **rxdataF_ext, - int32_t **dl_ch_estimates_ext, - uint16_t pmi, - uint8_t *pmi_ext, - uint32_t *rb_alloc, - uint8_t symbol, - uint8_t subframe, - NR_DL_FRAME_PARMS *frame_parms) - \brief This function extracts the received resource blocks, both channel estimates and data symbols, - for the current allocation and for single antenna eNB transmission. - @param rxdataF Raw FFT output of received signal - @param dl_ch_estimates Channel estimates of current slot - @param rxdataF_ext FFT output for RBs in this allocation - @param dl_ch_estimates_ext Channel estimates for RBs in this allocation - @param pmi subband Precoding matrix indicator - @param pmi_ext Extracted PMI for chosen RBs - @param rb_alloc RB allocation vector - @param symbol Symbol to extract - @param subframe Subframe number - @param vrb_type Flag to indicate distributed VRB type - @param high_speed_flag - @param frame_parms Pointer to frame descriptor -*/ -/*uint16_t nr_dlsch_extract_rbs_single(int32_t **rxdataF, - int32_t **dl_ch_estimates, - int32_t **rxdataF_ext, - int32_t **dl_ch_estimates_ext, - uint16_t pmi, - uint8_t *pmi_ext, - uint32_t *rb_alloc, - uint8_t symbol, - uint8_t subframe, - uint32_t high_speed_flag, - NR_DL_FRAME_PARMS *frame_parms);*/ - -unsigned short nr_dlsch_extract_rbs_single(int **rxdataF, - int **dl_ch_estimates, - int **rxdataF_ext, - int **dl_ch_estimates_ext, - unsigned short pmi, - unsigned char *pmi_ext, - unsigned char symbol, - uint8_t pilots, - unsigned short start_rb, - unsigned short nb_pdsch_rb, - unsigned char nr_tti_rx, - uint32_t high_speed_flag, - NR_DL_FRAME_PARMS *frame_parms); - -/** \fn dlsch_extract_rbs_dual(int32_t **rxdataF, - int32_t **dl_ch_estimates, - int32_t **rxdataF_ext, - int32_t **dl_ch_estimates_ext, - uint16_t pmi, - uint8_t *pmi_ext, - uint32_t *rb_alloc, - uint8_t symbol, - NR_DL_FRAME_PARMS *frame_parms) - \brief This function extracts the received resource blocks, both channel estimates and data symbols, - for the current allocation and for dual antenna eNB transmission. - @param rxdataF Raw FFT output of received signal - @param dl_ch_estimates Channel estimates of current slot - @param rxdataF_ext FFT output for RBs in this allocation - @param dl_ch_estimates_ext Channel estimates for RBs in this allocation - @param pmi subband Precoding matrix indicator - @param pmi_ext Extracted PMI for chosen RBs - @param rb_alloc RB allocation vector - @param symbol Symbol to extract - @param subframe Subframe index - @param high_speed_flag - @param frame_parms Pointer to frame descriptor -*/ -unsigned short nr_dlsch_extract_rbs_dual(int **rxdataF, - int **dl_ch_estimates, - int **rxdataF_ext, - int **dl_ch_estimates_ext, - unsigned short pmi, - unsigned char *pmi_ext, - unsigned char symbol, - uint8_t pilots, - unsigned short start_rb, - unsigned short nb_rb_pdsch, - unsigned char nr_tti_rx, - uint32_t high_speed_flag, - NR_DL_FRAME_PARMS *frame_parms, - MIMO_mode_t mimo_mode); - -/** \fn dlsch_extract_rbs_TM7(int32_t **rxdataF, - int32_t **dl_bf_ch_estimates, - int32_t **rxdataF_ext, - int32_t **dl_bf_ch_estimates_ext, - uint32_t *rb_alloc, - uint8_t symbol, - uint8_t subframe, - uint32_t high_speed_flag, - NR_DL_FRAME_PARMS *frame_parms) - \brief This function extracts the received resource blocks, both channel estimates and data symbols, - for the current allocation and for single antenna eNB transmission. - @param rxdataF Raw FFT output of received signal - @param dl_bf_ch_estimates Beamforming channel estimates of current slot - @param rxdataF_ext FFT output for RBs in this allocation - @param dl_bf_ch_estimates_ext Beamforming channel estimates for RBs in this allocation - @param rb_alloc RB allocation vector - @param symbol Symbol to extract - @param subframe Subframe number - @param high_speed_flag - @param frame_parms Pointer to frame descriptor -*/ -uint16_t dlsch_extract_rbs_TM7(int32_t **rxdataF, - int32_t **dl_bf_ch_estimates, - int32_t **rxdataF_ext, - int32_t **dl_bf_ch_estimates_ext, - uint32_t *rb_alloc, - uint8_t symbol, - uint8_t subframe, - uint32_t high_speed_flag, - NR_DL_FRAME_PARMS *frame_parms); - -/** \brief This function performs channel compensation (matched filtering) on the received RBs for this allocation. In addition, it computes the squared-magnitude of the channel with weightings for 16QAM/64QAM detection as well as dual-stream detection (cross-correlation) - @param rxdataF_ext Frequency-domain received signal in RBs to be demodulated - @param dl_ch_estimates_ext Frequency-domain channel estimates in RBs to be demodulated - @param dl_ch_mag First Channel magnitudes (16QAM/64QAM) - @param dl_ch_magb Second weighted Channel magnitudes (64QAM) - @param rxdataF_comp Compensated received waveform - @param rho Cross-correlation between two spatial channels on each RX antenna - @param frame_parms Pointer to frame descriptor - @param symbol Symbol on which to operate - @param first_symbol_flag set to 1 on first DLSCH symbol - @param mod_order Modulation order of allocation - @param nb_rb Number of RBs in allocation - @param output_shift Rescaling for compensated output (should be energy-normalizing) - @param phy_measurements Pointer to UE PHY measurements -*/ -void nr_dlsch_channel_compensation(int32_t **rxdataF_ext, - int32_t **dl_ch_estimates_ext, - int32_t **dl_ch_mag, - int32_t **dl_ch_magb, - int32_t **rxdataF_comp, - int32_t **rho, - NR_DL_FRAME_PARMS *frame_parms, - uint8_t symbol, - uint8_t start_symbol, - uint8_t first_symbol_flag, - uint8_t mod_order, - uint16_t nb_rb, - uint8_t output_shift, - PHY_NR_MEASUREMENTS *phy_measurements); - -void nr_dlsch_channel_compensation_core(int **rxdataF_ext, - int **dl_ch_estimates_ext, - int **dl_ch_mag, - int **dl_ch_magb, - int **rxdataF_comp, - int **rho, - unsigned char n_tx, - unsigned char n_rx, - unsigned char mod_order, - unsigned char output_shift, - int length, - int start_point); - -void nr_dlsch_deinterleaving(uint8_t symbol, - uint8_t start_symbol, - uint16_t L, - uint16_t *llr, - uint16_t *llr_deint, - uint16_t nb_rb_pdsch); - -void dlsch_dual_stream_correlation(NR_DL_FRAME_PARMS *frame_parms, - unsigned char symbol, - unsigned short nb_rb, - int **dl_ch_estimates_ext, - int **dl_ch_estimates_ext_i, - int **dl_ch_rho_ext, - unsigned char output_shift); - -void dlsch_dual_stream_correlationTM34(NR_DL_FRAME_PARMS *frame_parms, - unsigned char symbol, - unsigned short nb_rb, - int **dl_ch_estimates_ext, - int **dl_ch_estimates_ext_i, - int **dl_ch_rho_ext, - unsigned char output_shift0, - unsigned char output_shift1); -//This function is used to compute multiplications in Hhermitian * H matrix -void conjch0_mult_ch1(int *ch0, - int *ch1, - int32_t *ch0conj_ch1, - unsigned short nb_rb, - unsigned char output_shift0); - -void construct_HhH_elements(int *ch0conj_ch0, - int *ch1conj_ch1, - int *ch2conj_ch2, - int *ch3conj_ch3, - int *ch0conj_ch1, - int *ch1conj_ch0, - int *ch2conj_ch3, - int *ch3conj_ch2, - int32_t *after_mf_00, - int32_t *after_mf_01, - int32_t *after_mf_10, - int32_t *after_mf_11, - unsigned short nb_rb); - -void squared_matrix_element(int32_t *Hh_h_00, - int32_t *Hh_h_00_sq, - unsigned short nb_rb); - -void dlsch_channel_level_TM34_meas(int *ch00, - int *ch01, - int *ch10, - int *ch11, - int *avg_0, - int *avg_1, - unsigned short nb_rb); - -void nr_dlsch_channel_level_median(int **dl_ch_estimates_ext, - int32_t *median, - int n_tx, - int n_rx, - int length, - int start_point); - -void nr_dlsch_detection_mrc_core(int **rxdataF_comp, - int **rxdataF_comp_i, - int **rho, - int **rho_i, - int **dl_ch_mag, - int **dl_ch_magb, - int **dl_ch_mag_i, - int **dl_ch_magb_i, - unsigned char n_tx, - unsigned char n_rx, - int length, - int start_point); - -void det_HhH(int32_t *after_mf_00, - int32_t *after_mf_01, - int32_t *after_mf_10, - int32_t *after_mf_11, - int32_t *det_fin_128, - unsigned short nb_rb); - -void numer(int32_t *Hh_h_00_sq, - int32_t *Hh_h_01_sq, - int32_t *Hh_h_10_sq, - int32_t *Hh_h_11_sq, - int32_t *num_fin, - unsigned short nb_rb); - -uint8_t rank_estimation_tm3_tm4(int *dl_ch_estimates_00, - int *dl_ch_estimates_01, - int *dl_ch_estimates_10, - int *dl_ch_estimates_11, - unsigned short nb_rb); - -void dlsch_channel_compensation_TM56(int **rxdataF_ext, - int **dl_ch_estimates_ext, - int **dl_ch_mag, - int **dl_ch_magb, - int **rxdataF_comp, - unsigned char *pmi_ext, - NR_DL_FRAME_PARMS *frame_parms, - PHY_NR_MEASUREMENTS *phy_measurements, - int eNB_id, - unsigned char symbol, - unsigned char mod_order, - unsigned short nb_rb, - unsigned char output_shift, - unsigned char dl_power_off); - - -void dlsch_channel_compensation_TM34(NR_DL_FRAME_PARMS *frame_parms, - NR_UE_PDSCH *lte_ue_pdsch_vars, - PHY_NR_MEASUREMENTS *phy_measurements, - int eNB_id, - unsigned char symbol, - unsigned char mod_order0, - unsigned char mod_order1, - int harq_pid, - int round, - MIMO_mode_t mimo_mode, - unsigned short nb_rb, - unsigned char output_shift0, - unsigned char output_shift1); - - -/** \brief This function computes the average channel level over all allocated RBs and antennas (TX/RX) in order to compute output shift for compensated signal - @param dl_ch_estimates_ext Channel estimates in allocated RBs - @param frame_parms Pointer to frame descriptor - @param avg Pointer to average signal strength - @param pilots_flag Flag to indicate pilots in symbol - @param nb_rb Number of allocated RBs -*/ -void nr_dlsch_channel_level(int **dl_ch_estimates_ext, - NR_DL_FRAME_PARMS *frame_parms, - int32_t *avg, - uint8_t symbol, - uint32_t len, - unsigned short nb_rb); - - -void dlsch_channel_level_TM34(int **dl_ch_estimates_ext, - NR_DL_FRAME_PARMS *frame_parms, - unsigned char *pmi_ext, - int *avg_0, - int *avg_1, - uint8_t symbol, - unsigned short nb_rb, - MIMO_mode_t mimo_mode); - - -void dlsch_channel_level_TM56(int32_t **dl_ch_estimates_ext, - NR_DL_FRAME_PARMS *frame_parms, - unsigned char *pmi_ext, - int32_t *avg, - uint8_t symbol_mod, - uint16_t nb_rb); - -void dlsch_channel_level_TM7(int32_t **dl_bf_ch_estimates_ext, - NR_DL_FRAME_PARMS *frame_parms, - int32_t *avg, - uint8_t pilots_flag, - uint16_t nb_rb); - -void nr_dlsch_scale_channel(int32_t **dl_ch_estimates_ext, - NR_DL_FRAME_PARMS *frame_parms, - NR_UE_DLSCH_t **dlsch_ue, - uint8_t symbol, - uint8_t start_symbol, - uint16_t nb_rb); - -/** \brief This is the top-level entry point for DLSCH decoding in UE. It should be replicated on several - threads (on multi-core machines) corresponding to different HARQ processes. The routine first - computes the segmentation information, followed by rate dematching and sub-block deinterleaving the of the - received LLRs computed by dlsch_demodulation for each transport block segment. It then calls the - turbo-decoding algorithm for each segment and stops after either after unsuccesful decoding of at least - one segment or correct decoding of all segments. Only the segment CRCs are check for the moment, the - overall CRC is ignored. Finally transport block reassembly is performed. - @param phy_vars_ue Pointer to ue variables - @param dlsch_llr Pointer to LLR values computed by dlsch_demodulation - @param lte_frame_parms Pointer to frame descriptor - @param dlsch Pointer to DLSCH descriptor - @param frame Frame number - @param subframe Subframe number - @param num_pdcch_symbols Number of PDCCH symbols - @param is_crnti indicates if PDSCH belongs to a CRNTI (necessary for parallelizing decoding threads) - @param llr8_flag If 1, indicate that the 8-bit turbo decoder should be used - @returns 0 on success, 1 on unsuccessful decoding -*/ - -uint32_t nr_dlsch_decoding(PHY_VARS_NR_UE *phy_vars_ue, - short *dlsch_llr, - NR_DL_FRAME_PARMS *frame_parms, - NR_UE_DLSCH_t *dlsch, - NR_DL_UE_HARQ_t *harq_process, - uint32_t frame, - uint16_t nb_symb_sch, - uint8_t nr_tti_rx, - uint8_t harq_pid, - uint8_t is_crnti, - uint8_t llr8_flag); - -int nr_ulsch_encoding(NR_UE_ULSCH_t *ulsch, - NR_DL_FRAME_PARMS* frame_parms, - uint8_t harq_pid); - -/*! \brief Perform PUSCH scrambling. TS 38.211 V15.4.0 subclause 6.3.1.1 - @param[in] in Pointer to input bits - @param[in] size of input bits - @param[in] Nid cell id - @param[in] n_RNTI CRNTI - @param[out] out the scrambled bits -*/ - -void nr_pusch_codeword_scrambling(uint8_t *in, - uint16_t size, - uint32_t Nid, - uint32_t n_RNTI, - uint32_t* out); - - -uint32_t nr_dlsch_decoding_mthread(PHY_VARS_NR_UE *phy_vars_ue, - UE_nr_rxtx_proc_t *proc, - int eNB_id, - short *dlsch_llr, - NR_DL_FRAME_PARMS *frame_parms, - NR_UE_DLSCH_t *dlsch, - NR_DL_UE_HARQ_t *harq_process, - uint32_t frame, - uint16_t nb_symb_sch, - uint8_t nr_tti_rx, - uint8_t harq_pid, - uint8_t is_crnti, - uint8_t llr8_flag); - -void *nr_dlsch_decoding_2thread0(void *arg); - -void *nr_dlsch_decoding_2thread1(void *arg); - -void nr_dlsch_unscrambling(int16_t* llr, - uint32_t size, - uint8_t q, - uint32_t Nid, - uint32_t n_RNTI); - -uint32_t dlsch_decoding_emul(PHY_VARS_NR_UE *phy_vars_ue, - uint8_t subframe, - PDSCH_t dlsch_id, - uint8_t eNB_id); - -/** \brief This function is the top-level entry point to PDSCH demodulation, after frequency-domain transformation and channel estimation. It performs - - RB extraction (signal and channel estimates) - - channel compensation (matched filtering) - - RE extraction (pilot, PBCH, synch. signals) - - antenna combining (MRC, Alamouti, cycling) - - LLR computation - This function supports TM1, 2, 3, 5, and 6. - @param PHY_VARS_NR_UE Pointer to PHY variables - @param type Type of PDSCH (SI_PDSCH,RA_PDSCH,PDSCH,PMCH) - @param eNB_id eNb index (Nid1) 0,1,2 - @param eNB_id_i Interfering eNB index (Nid1) 0,1,2, or 3 in case of MU-MIMO IC receiver - @param subframe Subframe number - @param symbol Symbol on which to act (within sub-frame) - @param first_symbol_flag set to 1 on first DLSCH symbol - @param rx_type. rx_type=RX_IC_single_stream will enable interference cancellation of a second stream when decoding the first stream. In case of TM1, 2, 5, and this can cancel interference from a neighbouring cell given by eNB_id_i. In case of TM5, eNB_id_i should be set to n_connected_eNB to perform multi-user interference cancellation. In case of TM3, eNB_id_i should be set to eNB_id to perform co-channel interference cancellation; this option should be used together with an interference cancellation step [...]. In case of TM3, if rx_type=RX_IC_dual_stream, both streams will be decoded by applying the IC single stream receiver twice. - @param i_mod Modulation order of the interfering stream -*/ -int32_t nr_rx_pdsch(PHY_VARS_NR_UE *phy_vars_ue, - PDSCH_t type, - uint8_t eNB_id, - uint8_t eNB_id_i, - uint32_t frame, - uint8_t subframe, - uint8_t symbol, - uint8_t first_symbol_flag, - RX_type_t rx_type, - uint8_t i_mod, - uint8_t harq_pid); - -int32_t nr_rx_pdcch(PHY_VARS_NR_UE *ue, - uint32_t frame, - uint8_t nr_tti_rx, - uint8_t eNB_id, - MIMO_mode_t mimo_mode, - uint32_t high_speed_flag, - uint8_t is_secondary_ue, - int nb_coreset_active, - uint16_t symbol_mon, - NR_SEARCHSPACE_TYPE_t searchSpaceType); - -/*! \brief Extract PSS and SSS resource elements - @param phy_vars_ue Pointer to UE variables - @param[out] pss_ext contain the PSS signals after the extraction - @param[out] sss_ext contain the SSS signals after the extraction - @returns 0 on success -*/ -int pss_sss_extract(PHY_VARS_NR_UE *phy_vars_ue, - int32_t pss_ext[4][72], - int32_t sss_ext[4][72], - uint8_t subframe); - -/*! \brief Extract only PSS resource elements - @param phy_vars_ue Pointer to UE variables - @param[out] pss_ext contain the PSS signals after the extraction - @returns 0 on success -*/ -int pss_only_extract(PHY_VARS_NR_UE *phy_vars_ue, - int32_t pss_ext[4][72], - uint8_t subframe); - -/*! \brief Extract only SSS resource elements - @param phy_vars_ue Pointer to UE variables - @param[out] sss_ext contain the SSS signals after the extraction - @returns 0 on success -*/ -int sss_only_extract(PHY_VARS_NR_UE *phy_vars_ue, - int32_t sss_ext[4][72], - uint8_t subframe); - -/*! \brief Performs detection of SSS to find cell ID and other framing parameters (FDD/TDD, normal/extended prefix) - @param phy_vars_ue Pointer to UE variables - @param tot_metric Pointer to variable containing maximum metric under framing hypothesis (to be compared to other hypotheses - @param flip_max Pointer to variable indicating if start of frame is in second have of RX buffer (i.e. PSS/SSS is flipped) - @param phase_max Pointer to variable (0 ... 6) containing rought phase offset between PSS and SSS (can be used for carrier - frequency adjustment. 0 means -pi/3, 6 means pi/3. - @returns 0 on success -*/ -int rx_sss(PHY_VARS_NR_UE *phy_vars_ue,int32_t *tot_metric,uint8_t *flip_max,uint8_t *phase_max); - -/*! \brief receiver for the PBCH - \returns number of tx antennas or -1 if error -*/ -int nr_rx_pbch( PHY_VARS_NR_UE *ue, - UE_nr_rxtx_proc_t *proc, - NR_UE_PBCH *nr_ue_pbch_vars, - NR_DL_FRAME_PARMS *frame_parms, - uint8_t eNB_id, - uint8_t i_ssb, - MIMO_mode_t mimo_mode, - uint32_t high_speed_flag); - -int nr_pbch_detection(UE_nr_rxtx_proc_t *proc, - PHY_VARS_NR_UE *ue, - int pbch_initial_symbol, - runmode_t mode); - -uint16_t rx_pbch_emul(PHY_VARS_NR_UE *phy_vars_ue, - uint8_t eNB_id, - uint8_t pbch_phase); - - -/*! \brief PBCH unscrambling - This is similar to pbch_scrabling with the difference that inputs are signed s16s (llr values) and instead of flipping bits we change signs. - \param frame_parms Pointer to frame descriptor - \param llr Output of the demodulator - \param length Length of the sequence - \param frame_mod4 Frame number modulo 4*/ -void pbch_unscrambling(NR_DL_FRAME_PARMS *frame_parms, - int8_t* llr, - uint32_t length, - uint8_t frame_mod4); - - -void generate_64qam_table(void); -void generate_16qam_table(void); -void generate_qpsk_table(void); - -uint16_t extract_crc(uint8_t *dci,uint8_t DCI_LENGTH); - -/*! \brief LLR from two streams. This function takes two streams (qpsk modulated) and calculates the LLR, considering one stream as interference. - \param stream0_in pointer to first stream0 - \param stream1_in pointer to first stream1 - \param stream0_out pointer to output stream - \param rho01 pointer to correlation matrix - \param length*/ -void qpsk_qpsk_TM3456(short *stream0_in, - short *stream1_in, - short *stream0_out, - short *rho01, - int length - ); - -/** \brief Attempt decoding of a particular DCI with given length and format. - @param DCI_LENGTH length of DCI in bits - @param DCI_FMT Format of DCI - @param e e-sequence (soft bits) - @param decoded_output Output of Viterbi decoder -*/ -void dci_decoding(uint8_t DCI_LENGTH, - uint8_t DCI_FMT, - int8_t *e, - uint8_t *decoded_output); - -/** \brief Do 36.213 DCI decoding procedure by searching different RNTI options and aggregation levels. Currently does - not employ the complexity reducing procedure based on RNTI. - @param phy_vars_ue UE variables - @param dci_alloc Pointer to DCI_ALLOC_t array to store results for DLSCH/ULSCH programming - @param do_common If 1 perform search in common search-space else ue-specific search-space - @param eNB_id eNB Index on which to act - @param subframe Index of subframe - @returns bitmap of occupied CCE positions (i.e. those detected) -*/ -uint16_t dci_decoding_procedure(PHY_VARS_NR_UE *phy_vars_ue, - DCI_ALLOC_t *dci_alloc, - int do_common, - int16_t eNB_id, - uint8_t subframe); - -uint16_t dci_CRNTI_decoding_procedure(PHY_VARS_NR_UE *ue, - DCI_ALLOC_t *dci_alloc, - uint8_t DCIFormat, - uint8_t agregationLevel, - int16_t eNB_id, - uint8_t subframe); - -uint16_t dci_decoding_procedure_emul(NR_UE_PDCCH **lte_ue_pdcch_vars, - uint8_t num_ue_spec_dci, - uint8_t num_common_dci, - DCI_ALLOC_t *dci_alloc_tx, - DCI_ALLOC_t *dci_alloc_rx, - int16_t eNB_id); - -/** \brief Compute Q (modulation order) based on I_MCS PDSCH. Implements table 7.1.7.1-1 from 36.213. - @param I_MCS */ -uint8_t get_Qm(uint8_t I_MCS); - -/** \brief Compute Q (modulation order) based on I_MCS for PUSCH. Implements table 8.6.1-1 from 36.213. - @param I_MCS */ -uint8_t get_Qm_ul(uint8_t I_MCS); - -/** \brief Compute I_TBS (transport-block size) based on I_MCS for PDSCH. Implements table 7.1.7.1-1 from 36.213. - @param I_MCS */ -uint8_t get_I_TBS(uint8_t I_MCS); - -/** \brief Compute I_TBS (transport-block size) based on I_MCS for PUSCH. Implements table 8.6.1-1 from 36.213. - @param I_MCS */ -unsigned char get_I_TBS_UL(unsigned char I_MCS); - -/** \brief Compute Q (modulation order) based on downlink I_MCS. Implements table 7.1.7.1-1 from 36.213. - @param I_MCS - @param nb_rb - @return Transport block size */ -uint32_t get_TBS_DL(uint8_t mcs, uint16_t nb_rb); - -/** \brief Compute Q (modulation order) based on uplink I_MCS. Implements table 7.1.7.1-1 from 36.213. - @param I_MCS - @param nb_rb - @return Transport block size */ -uint32_t get_TBS_UL(uint8_t mcs, uint16_t nb_rb); - -/* \brief Return bit-map of resource allocation for a given DCI rballoc (RIV format) and vrb type - @param N_RB_DL number of PRB on DL - @param indicator for even/odd slot - @param vrb vrb index - @param Ngap Gap indicator -*/ -uint32_t get_prb(int N_RB_DL,int odd_slot,int vrb,int Ngap); - -/* \brief Return prb for a given vrb index - @param vrb_type VRB type (0=localized,1=distributed) - @param rb_alloc_dci rballoc field from DCI -*/ -uint32_t get_rballoc(vrb_t vrb_type,uint16_t rb_alloc_dci); - - -/* \brief Return bit-map of resource allocation for a given DCI rballoc (RIV format) and vrb type - @returns Transmission mode (1-7) -*/ -uint8_t get_transmission_mode(module_id_t Mod_id, uint8_t CC_id, rnti_t rnti); - - -/* \brief - @param ra_header Header of resource allocation (0,1) (See sections 7.1.6.1/7.1.6.2 of 36.213 Rel8.6) - @param rb_alloc Bitmap allocation from DCI (format 1,2) - @returns number of physical resource blocks -*/ -uint32_t conv_nprb(uint8_t ra_header,uint32_t rb_alloc,int N_RB_DL); - -int get_G(NR_DL_FRAME_PARMS *frame_parms,uint16_t nb_rb,uint32_t *rb_alloc,uint8_t mod_order,uint8_t Nl,uint8_t num_pdcch_symbols,int frame,uint8_t subframe, uint8_t beamforming_mode); - -int adjust_G(NR_DL_FRAME_PARMS *frame_parms,uint32_t *rb_alloc,uint8_t mod_order,uint8_t subframe); -int adjust_G2(NR_DL_FRAME_PARMS *frame_parms,uint32_t *rb_alloc,uint8_t mod_order,uint8_t subframe,uint8_t symbol); - - -#ifndef modOrder -#define modOrder(I_MCS,I_TBS) ((I_MCS-I_TBS)*2+2) // Find modulation order from I_TBS and I_MCS -#endif - -/** \fn uint8_t I_TBS2I_MCS(uint8_t I_TBS); - \brief This function maps I_tbs to I_mcs according to Table 7.1.7.1-1 in 3GPP TS 36.213 V8.6.0. Where there is two supported modulation orders for the same I_TBS then either high or low modulation is chosen by changing the equality of the two first comparisons in the if-else statement. - \param I_TBS Index of Transport Block Size - \return I_MCS given I_TBS -*/ -uint8_t I_TBS2I_MCS(uint8_t I_TBS); - -/** \fn uint8_t SE2I_TBS(float SE, - uint8_t N_PRB, - uint8_t symbPerRB); - \brief This function maps a requested throughput in number of bits to I_tbs. The throughput is calculated as a function of modulation order, RB allocation and number of symbols per RB. The mapping orginates in the "Transport block size table" (Table 7.1.7.2.1-1 in 3GPP TS 36.213 V8.6.0) - \param SE Spectral Efficiency (before casting to integer, multiply by 1024, remember to divide result by 1024!) - \param N_PRB Number of PhysicalResourceBlocks allocated \sa lte_frame_parms->N_RB_DL - \param symbPerRB Number of symbols per resource block allocated to this channel - \return I_TBS given an SE and an N_PRB -*/ -uint8_t SE2I_TBS(float SE, - uint8_t N_PRB, - uint8_t symbPerRB); -/** \brief This function generates the sounding reference symbol (SRS) for the uplink according to 36.211 v8.6.0. If IFFT_FPGA is defined, the SRS is quantized to a QPSK sequence. - @param frame_parms LTE DL Frame Parameters - @param soundingrs_ul_config_dedicated Dynamic configuration from RRC during Connection Establishment - @param txdataF pointer to the frequency domain TX signal - @returns 0 on success*/ -int generate_srs(NR_DL_FRAME_PARMS *frame_parms, - SOUNDINGRS_UL_CONFIG_DEDICATED *soundingrs_ul_config_dedicated, - int *txdataF, - int16_t amp, - uint32_t subframe); - - -/*! - \brief This function is similar to generate_srs_tx but generates a conjugate sequence for channel estimation. If IFFT_FPGA is defined, the SRS is quantized to a QPSK sequence. - @param phy_vars_ue Pointer to PHY_VARS structure - @param eNB_id Index of destination eNB for this SRS - @param amp Linear amplitude of SRS - @param subframe Index of subframe on which to act - @returns 0 on success, -1 on error with message -*/ - -int32_t generate_srs_tx(PHY_VARS_NR_UE *phy_vars_ue, - uint8_t eNB_id, - int16_t amp, - uint32_t subframe); - -/*! - \brief This function generates the downlink reference signal for the PUSCH according to 36.211 v8.6.0. The DRS occuies the RS defined by rb_alloc and the symbols 2 and 8 for extended CP and 3 and 10 for normal CP. -*/ - -int32_t generate_drs_pusch(PHY_VARS_NR_UE *phy_vars_ue, - UE_nr_rxtx_proc_t *proc, - uint8_t eNB_id, - int16_t amp, - uint32_t subframe, - uint32_t first_rb, - uint32_t nb_rb, - uint8_t ant); - -/*! - \brief This function initializes the Group Hopping, Sequence Hopping and nPRS sequences for PUCCH/PUSCH according to 36.211 v8.6.0. It should be called after configuration of UE (reception of SIB2/3) and initial configuration of eNB (or after reconfiguration of cell-specific parameters). - @param frame_parms Pointer to a NR_DL_FRAME_PARMS structure (eNB or UE)*/ -void init_ul_hopping(NR_DL_FRAME_PARMS *frame_parms); - - -/*! - \brief This function implements the initialization of paging parameters for UE (See Section 7, 36.304).It must be called after setting IMSImod1024 during UE startup and after receiving SIB2 - @param ue Pointer to UE context - @param defaultPagingCycle T from 36.304 (0=32,1=64,2=128,3=256) - @param nB nB from 36.304 (0=4T,1=2T,2=T,3=T/2,4=T/4,5=T/8,6=T/16,7=T/32*/ -int init_ue_paging_info(PHY_VARS_NR_UE *ue, long defaultPagingCycle, long nB); - -int32_t compareints (const void * a, const void * b); - - -void ulsch_modulation(int32_t **txdataF, - int16_t amp, - frame_t frame, - uint32_t subframe, - NR_DL_FRAME_PARMS *frame_parms, - NR_UE_ULSCH_t *ulsch); - - - - - - -int generate_ue_dlsch_params_from_dci(int frame, - uint8_t subframe, - void *dci_pdu, - rnti_t rnti, - DCI_format_t dci_format, - NR_UE_PDCCH *pdcch_vars, - NR_UE_PDSCH *pdsch_vars, - NR_UE_DLSCH_t **dlsch, - NR_DL_FRAME_PARMS *frame_parms, - PDSCH_CONFIG_DEDICATED *pdsch_config_dedicated, - uint16_t si_rnti, - uint16_t ra_rnti, - uint16_t p_rnti, - uint8_t beamforming_mode, - uint16_t tc_rnti); - - -int generate_ue_ulsch_params_from_dci(void *dci_pdu, - rnti_t rnti, - uint8_t subframe, - DCI_format_t dci_format, - PHY_VARS_NR_UE *phy_vars_ue, - UE_nr_rxtx_proc_t *proc, - uint16_t si_rnti, - uint16_t ra_rnti, - uint16_t p_rnti, - uint16_t cba_rnti, - uint8_t eNB_id, - uint8_t use_srs); - -int32_t generate_ue_ulsch_params_from_rar(PHY_VARS_NR_UE *phy_vars_ue, - UE_nr_rxtx_proc_t *proc, - uint8_t eNB_id); -double sinr_eff_cqi_calc(PHY_VARS_NR_UE *phy_vars_ue, - uint8_t eNB_id, - uint8_t subframe); - -uint8_t sinr2cqi(double sinr,uint8_t trans_mode); - - -int dump_dci(NR_DL_FRAME_PARMS *frame_parms, DCI_ALLOC_t *dci); - -int dump_ue_stats(PHY_VARS_NR_UE *phy_vars_ue, UE_nr_rxtx_proc_t *proc, char* buffer, int length, runmode_t mode, int input_level_dBm); - -void init_transport_channels(uint8_t); - -void generate_RIV_tables(void); - -/*! - \brief This function performs the initial cell search procedure - PSS detection, SSS detection and PBCH detection. At the - end, the basic frame parameters are known (Frame configuration - TDD/FDD and cyclic prefix length, - N_RB_DL, PHICH_CONFIG and Nid_cell) and the UE can begin decoding PDCCH and DLSCH SI to retrieve the rest. Once these - parameters are know, the routine calls some basic initialization routines (cell-specific reference signals, etc.) - @param phy_vars_ue Pointer to UE variables - @param mode current running mode -*/ -int nr_initial_sync(UE_nr_rxtx_proc_t *proc, - PHY_VARS_NR_UE *phy_vars_ue, runmode_t mode); - - -/*! - \brief Encoding of PUSCH/ACK/RI/ACK from 36-212. - @param a Pointer to ulsch SDU - @param frame_parms Pointer to Frame parameters - @param ulsch Pointer to ulsch descriptor - @param harq_pid HARQ process ID - @param tmode Transmission mode (1-7) - @param control_only_flag Generate PUSCH with control information only - @param Nbundled Parameter for ACK/NAK bundling (36.213 Section 7.3) -*/ -uint32_t ulsch_encoding(uint8_t *a, - PHY_VARS_NR_UE *phy_vars_ue, - uint8_t harq_pid, - uint8_t eNB_id, - uint8_t subframe_rx, - uint8_t tmode, - uint8_t control_only_flag, - uint8_t Nbundled); - -void print_CQI(void *o,UCI_format_t uci_format,uint8_t eNB_id,int N_RB_DL); - -void fill_CQI(NR_UE_ULSCH_t *ulsch,PHY_NR_MEASUREMENTS *meas,uint8_t eNB_id, uint8_t harq_pid,int N_RB_DL, rnti_t rnti, uint8_t trans_mode,double sinr_eff); - -void reset_cba_uci(void *o); - -/** \brief This routine computes the subband PMI bitmap based on measurements (0,1,2,3 for rank 0 and 0,1 for rank 1) in the format needed for UCI - @param meas pointer to measurements - @param eNB_id eNB_id - @param nb_subbands number of subbands - @returns subband PMI bitmap -*/ -uint16_t quantize_subband_pmi(PHY_NR_MEASUREMENTS *meas,uint8_t eNB_id,int nb_subbands); - -int32_t pmi_convert_rank1_from_rank2(uint16_t pmi_alloc, int tpmi, int nb_rb); - -uint16_t quantize_subband_pmi2(PHY_NR_MEASUREMENTS *meas,uint8_t eNB_id,uint8_t a_id,int nb_subbands); - - - -uint64_t cqi2hex(uint32_t cqi); - -uint16_t computeRIV(uint16_t N_RB_DL,uint16_t RBstart,uint16_t Lcrbs); - - -/** \brief This routine extracts a single subband PMI from a bitmap coming from UCI or the pmi_extend function - @param N_RB_DL number of resource blocks - @param mimo_mode - @param pmi_alloc subband PMI bitmap - @param rb resource block for which to extract PMI - @returns subband PMI -*/ -uint8_t get_pmi(uint8_t N_RB_DL,MIMO_mode_t mode, uint32_t pmi_alloc,uint16_t rb); - -int get_nCCE_offset_l1(int *CCE_table, - const unsigned char L, - const int nCCE, - const int common_dci, - const unsigned short rnti, - const unsigned char subframe); - -uint16_t get_nCCE(uint8_t num_pdcch_symbols,NR_DL_FRAME_PARMS *frame_parms,uint8_t mi); - -uint16_t get_nquad(uint8_t num_pdcch_symbols,NR_DL_FRAME_PARMS *frame_parms,uint8_t mi); - -uint8_t get_mi(NR_DL_FRAME_PARMS *frame,uint8_t subframe); - -uint16_t get_nCCE_mac(uint8_t Mod_id,uint8_t CC_id,int num_pdcch_symbols,int subframe); - -uint8_t get_num_pdcch_symbols(uint8_t num_dci,DCI_ALLOC_t *dci_alloc,NR_DL_FRAME_PARMS *frame_parms,uint8_t subframe); - -void pdcch_interleaving(NR_DL_FRAME_PARMS *frame_parms,int32_t **z, int32_t **wbar,uint8_t n_symbols_pdcch,uint8_t mi); - -void pdcch_unscrambling(NR_DL_FRAME_PARMS *frame_parms, - uint8_t subframe, - int8_t* llr, - uint32_t length); - - - -void dlsch_unscrambling(NR_DL_FRAME_PARMS *frame_parms, - int mbsfn_flag, - NR_UE_DLSCH_t *dlsch, - int G, - int16_t* llr, - uint8_t q, - uint8_t Ns); - -void init_ncs_cell(NR_DL_FRAME_PARMS *frame_parms,uint8_t ncs_cell[20][7]); - -void generate_pucch1x(int32_t **txdataF, - NR_DL_FRAME_PARMS *frame_parms, - uint8_t ncs_cell[20][7], - PUCCH_FMT_t fmt, - PUCCH_CONFIG_DEDICATED *pucch_config_dedicated, - uint16_t n1_pucch, - uint8_t shortened_format, - uint8_t *payload, - int16_t amp, - uint8_t subframe); - -void generate_pucch2x(int32_t **txdataF, - NR_DL_FRAME_PARMS *fp, - uint8_t ncs_cell[20][7], - PUCCH_FMT_t fmt, - PUCCH_CONFIG_DEDICATED *pucch_config_dedicated, - uint16_t n2_pucch, - uint8_t *payload, - int A, - int B2, - int16_t amp, - uint8_t subframe, - uint16_t rnti); - -void generate_pucch3x(int32_t **txdataF, - NR_DL_FRAME_PARMS *frame_parms, - uint8_t ncs_cell[20][7], - PUCCH_FMT_t fmt, - PUCCH_CONFIG_DEDICATED *pucch_config_dedicated, - uint16_t n3_pucch, - uint8_t shortened_format, - uint8_t *payload, - int16_t amp, - uint8_t subframe, - uint16_t rnti); - - -void init_ulsch_power_LUT(void); - -/*! - \brief Check for PRACH TXop in subframe - @param frame_parms Pointer to NR_DL_FRAME_PARMS - @param frame frame index to check - @param subframe subframe index to check - @returns 0 on success -*/ -int is_prach_subframe(NR_DL_FRAME_PARMS *frame_parms,frame_t frame, uint8_t subframe); - -/*! - \brief Generate PRACH waveform - @param phy_vars_ue Pointer to ue top-level descriptor - @param eNB_id Index of destination eNB - @param subframe subframe index to operate on - @param index of preamble (0-63) - @param Nf System frame number - @returns 0 on success - -*/ -int32_t generate_prach(PHY_VARS_NR_UE *phy_vars_ue,uint8_t eNB_id,uint8_t subframe,uint16_t Nf); - - -/*! - \brief Helper for MAC, returns number of available PRACH in TDD for a particular configuration index - @param frame_parms Pointer to NR_DL_FRAME_PARMS structure - @returns 0-5 depending on number of available prach -*/ -uint8_t get_num_prach_tdd(module_id_t Mod_id); - -/*! - \brief Return the PRACH format as a function of the Configuration Index and Frame type. - @param prach_ConfigIndex PRACH Configuration Index - @param frame_type 0-FDD, 1-TDD - @returns 0-1 accordingly -*/ -uint8_t get_prach_fmt(uint8_t prach_ConfigIndex,lte_frame_type_t frame_type); - -/*! - \brief Helper for MAC, returns frequency index of PRACH resource in TDD for a particular configuration index - @param frame_parms Pointer to NR_DL_FRAME_PARMS structure - @returns 0-5 depending on number of available prach -*/ -uint8_t get_fid_prach_tdd(module_id_t Mod_id,uint8_t tdd_map_index); - -/*! - \brief Comp ute DFT of PRACH ZC sequences. Used for generation of prach in UE and reception of PRACH in eNB. - @param rootSequenceIndex PRACH root sequence - #param prach_ConfigIndex PRACH Configuration Index - @param zeroCorrelationZoneConfig PRACH ncs_config - @param highSpeedFlat PRACH High-Speed Flag - @param frame_type TDD/FDD flag - @param Xu DFT output -*/ -void compute_prach_seq(uint16_t rootSequenceIndex, - uint8_t prach_ConfigIndex, - uint8_t zeroCorrelationZoneConfig, - uint8_t highSpeedFlag, - lte_frame_type_t frame_type, - uint32_t X_u[64][839]); - -void compute_nr_prach_seq(uint8_t short_sequence, - uint8_t num_sequences, - uint8_t rootSequenceIndex, - uint32_t X_u[64][839]); - -void init_prach_tables(int N_ZC); -void init_nr_prach_tables(int N_ZC); - -void init_unscrambling_lut(void); -void init_scrambling_lut(void); - -/*! - \brief Return the status of MBSFN in this frame/subframe - @param frame Frame index - @param subframe Subframe index - @param frame_parms Pointer to frame parameters - @returns 1 if subframe is for MBSFN -*/ -int is_pmch_subframe(frame_t frame, int subframe, NR_DL_FRAME_PARMS *frame_parms); - -uint8_t is_not_pilot(uint8_t pilots, uint8_t re, uint8_t nushift, uint8_t use2ndpilots); - -uint8_t is_not_UEspecRS(int8_t lprime, uint8_t re, uint8_t nushift, uint8_t Ncp, uint8_t beamforming_mode); - -uint32_t dlsch_decoding_abstraction(double *dlsch_MIPB, - NR_DL_FRAME_PARMS *lte_frame_parms, - NR_UE_DLSCH_t *dlsch, - uint8_t subframe, - uint8_t num_pdcch_symbols); - -// DL power control functions -double get_pa_dB(uint8_t pa); - - -double computeRhoA_UE(PDSCH_CONFIG_DEDICATED *pdsch_config_dedicated, - NR_UE_DLSCH_t *dlsch_ue, - uint8_t dl_power_off, - uint8_t n_antenna_port); - -double computeRhoB_UE(PDSCH_CONFIG_DEDICATED *pdsch_config_dedicated, - PDSCH_CONFIG_COMMON *pdsch_config_common, - uint8_t n_antenna_port, - NR_UE_DLSCH_t *dlsch_ue, - uint8_t dl_power_off); - -/*void compute_sqrt_RhoAoRhoB(PDSCH_CONFIG_DEDICATED *pdsch_config_dedicated, - PDSCH_CONFIG_COMMON *pdsch_config_common, - uint8_t n_antenna_port, - NR_UE_DLSCH_t *dlsch_ue); -*/ - -uint8_t get_prach_prb_offset(NR_DL_FRAME_PARMS *frame_parms, - uint8_t prach_ConfigIndex, - uint8_t n_ra_prboffset, - uint8_t tdd_mapindex, uint16_t Nf); - -void nr_pdcch_unscrambling(uint16_t crnti, NR_DL_FRAME_PARMS *frame_parms, uint8_t nr_tti_rx, - int16_t *z, uint32_t length, uint16_t pdcch_DMRS_scrambling_id, int do_common); - - -uint32_t lte_gold_generic(uint32_t *x1, uint32_t *x2, uint8_t reset); - -int nr_rx_pdsch(PHY_VARS_NR_UE *ue, - PDSCH_t type, - unsigned char eNB_id, - unsigned char eNB_id_i, //if this == ue->n_connected_eNB, we assume MU interference - uint32_t frame, - uint8_t nr_tti_rx, - unsigned char symbol, - unsigned char first_symbol_flag, - RX_type_t rx_type, - unsigned char i_mod, - unsigned char harq_pid); - -uint32_t nr_get_G(uint16_t nb_rb, uint16_t nb_symb_sch,uint8_t nb_re_dmrs,uint16_t length_dmrs, uint8_t Qm, uint8_t Nl) ; - -uint32_t nr_dlsch_decoding(PHY_VARS_NR_UE *phy_vars_ue, - short *dlsch_llr, - NR_DL_FRAME_PARMS *frame_parms, - NR_UE_DLSCH_t *dlsch, - NR_DL_UE_HARQ_t *harq_process, - uint32_t frame, - uint16_t nb_symb_sch, - uint8_t nr_tti_rx, - uint8_t harq_pid, - uint8_t is_crnti, - uint8_t llr8_flag); - -/**@}*/ -#endif diff --git a/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c b/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c index cdb72299988b2658bb9153b2db9494f05b3331c4..c8dcfdd3f954278e477a559c0152accbe69457da 100644 --- a/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c +++ b/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c @@ -35,7 +35,7 @@ #include "PHY/impl_defs_nr.h" #include "PHY/defs_nr_UE.h" #include "PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h" -#include "PHY/NR_TRANSPORT/nr_transport_proto_common.h" +#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h" #include "common/utils/LOG/log.h" #include "common/utils/LOG/vcd_signal_dumper.h" 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 d20457de06e610f890fabd643eb9985acae888ec..8dbe588cb84e14eed24e1af849ef2d5841c7cba8 100644 --- a/openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h +++ b/openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h @@ -37,6 +37,9 @@ #include <math.h> #include "nfapi_interface.h" +#define NR_PUSCH_x 2 // UCI placeholder bit TS 38.212 V15.4.0 subclause 5.3.3.1 +#define NR_PUSCH_y 3 // UCI placeholder bit + // Functions below implement 36-211 and 36-212 /** @addtogroup _PHY_TRANSPORT_ @@ -66,24 +69,6 @@ void free_nr_ue_ulsch(NR_UE_ULSCH_t **ulsch,unsigned char N_RB_UL); NR_UE_ULSCH_t *new_nr_ue_ulsch(uint16_t N_RB_UL, int number_of_harq_pids, uint8_t abstraction_flag); -void fill_UE_dlsch_MCH(PHY_VARS_NR_UE *ue,int mcs,int ndi,int rvidx,int eNB_id); - -int rx_pmch(PHY_VARS_NR_UE *phy_vars_ue, - unsigned char eNB_id, - uint8_t subframe, - unsigned char symbol); - -/** \brief Dump OCTAVE/MATLAB files for PMCH debugging - @param phy_vars_ue Pointer to UE variables - @param eNB_id index of eNB in ue variables - @param coded_bits_per_codeword G from 36.211 - @param subframe Index of subframe - @returns 0 on success -*/ -void dump_mch(PHY_VARS_NR_UE *phy_vars_ue,uint8_t eNB_id,uint16_t coded_bits_per_codeword,int subframe); - - - /** \brief This function computes the LLRs for ML (max-logsum approximation) dual-stream QPSK/QPSK reception. @param stream0_in Input from channel compensated (MR combined) stream 0 @param stream1_in Input from channel compensated (MR combined) stream 1 diff --git a/openair1/SIMULATION/NR_PHY/prachsim.c b/openair1/SIMULATION/NR_PHY/prachsim.c index a6904ed25b35f7cd5de43b5057a85c3c0941cb78..4c37e49fb2272b5f5d2b7a788ea0e7700ba21b42 100644 --- a/openair1/SIMULATION/NR_PHY/prachsim.c +++ b/openair1/SIMULATION/NR_PHY/prachsim.c @@ -42,7 +42,7 @@ #include "PHY/MODULATION/modulation_UE.h" #include "PHY/INIT/phy_init.h" #include "PHY/NR_TRANSPORT/nr_transport_proto.h" -#include "PHY/NR_TRANSPORT/nr_transport_proto_common.h" +#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h" #include "PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h" #include "nr_unitary_defs.h" #include "OCG_vars.h"