/* * 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 */ #ifndef __NR_ESTIMATION_DEFS__H__ #define __NR_ESTIMATION_DEFS__H__ #include "PHY/defs_nr_UE.h" //#include "PHY/defs_gNB.h" /** @addtogroup _PHY_PARAMETER_ESTIMATION_BLOCKS_ * @{ */ /*!\brief Timing drift hysterisis in samples*/ #define NR_SYNCH_HYST 1 /* A function to perform the channel estimation of DL PRS signal */ int nr_prs_channel_estimation(uint8_t gNB_id, uint8_t rsc_id, uint8_t rep_num, PHY_VARS_NR_UE *ue, const UE_nr_rxtx_proc_t *proc, NR_DL_FRAME_PARMS *frame_params, c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]); /* Generic function to find the peak of channel estimation buffer */ void peak_estimator(int32_t *buffer, int32_t buf_len, int32_t *peak_idx, int32_t *peak_val, int32_t mean_val); /*! \brief This function performs channel estimation including frequency and temporal interpolation */ void nr_pdcch_channel_estimation(PHY_VARS_NR_UE *ue, const UE_nr_rxtx_proc_t *proc, unsigned char symbol, fapi_nr_coreset_t *coreset, uint16_t first_carrier_offset, uint16_t BWPStart, int32_t pdcch_est_size, c16_t pdcch_dl_ch_estimates[][pdcch_est_size], c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]); c32_t nr_pbch_dmrs_correlation(const PHY_VARS_NR_UE *ue, const UE_nr_rxtx_proc_t *proc, const int symbol, const int dmrss, const uint32_t nr_gold_pbch[NR_PBCH_DMRS_LENGTH_DWORD], const c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]); int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue, NR_DL_FRAME_PARMS *fp, int estimateSz, struct complex16 dl_ch_estimates[][estimateSz], struct complex16 dl_ch_estimates_time[][fp->ofdm_symbol_size], const UE_nr_rxtx_proc_t *proc, unsigned char symbol, int dmrss, uint8_t ssb_index, uint8_t n_hf, c16_t rxdataF[][fp->samples_per_slot_wCP], bool sidelink, uint16_t Nid); int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue, const UE_nr_rxtx_proc_t *proc, int nl, unsigned short p, unsigned char symbol, unsigned char nscid, unsigned short scrambling_id, unsigned short BWPStart, uint8_t config_type, uint16_t rb_offset, unsigned short bwp_start_subcarrier, unsigned short nb_rb_pdsch, uint32_t pdsch_est_size, int32_t dl_ch_estimates[][pdsch_est_size], int rxdataFsize, c16_t rxdataF[][rxdataFsize]); int nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms, PHY_VARS_NR_UE *ue, module_id_t gNB_id, int estimateSz, struct complex16 dl_ch_estimates_time[][estimateSz], uint8_t frame, uint8_t subframe, short coef); void nr_ue_measurements(PHY_VARS_NR_UE *ue, const UE_nr_rxtx_proc_t *proc, NR_UE_DLSCH_t *dlsch, uint32_t pdsch_est_size, int32_t dl_ch_estimates[][pdsch_est_size]); void nr_ue_ssb_rsrp_measurements(PHY_VARS_NR_UE *ue, uint8_t gNB_index, const UE_nr_rxtx_proc_t *proc, c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]); void nr_ue_rrc_measurements(PHY_VARS_NR_UE *ue, const UE_nr_rxtx_proc_t *proc, c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]); void phy_adjust_gain_nr(PHY_VARS_NR_UE *ue, uint32_t rx_power_fil_dB, uint8_t gNB_id); void nr_pdsch_ptrs_processing(PHY_VARS_NR_UE *ue, int nbRx, c16_t ptrs_phase_per_slot[][14], int32_t ptrs_re_per_slot[][14], uint32_t rx_size_symbol, int32_t rxdataF_comp[][nbRx][rx_size_symbol * NR_SYMBOLS_PER_SLOT], NR_DL_FRAME_PARMS *frame_parms, NR_DL_UE_HARQ_t *dlsch0_harq, NR_DL_UE_HARQ_t *dlsch1_harq, uint8_t gNB_id, uint8_t nr_slot_rx, unsigned char symbol, uint32_t nb_re_pdsch, uint16_t rnti, NR_UE_DLSCH_t dlsch[2]); float_t get_nr_RSRP(module_id_t Mod_id,uint8_t CC_id,uint8_t gNB_index); void nr_sl_psbch_rsrp_measurements(sl_nr_ue_phy_params_t *sl_phy_params, NR_DL_FRAME_PARMS *fp, c16_t rxdataF[][fp->samples_per_slot_wCP], bool use_SSS); /** @}*/ #endif