142 lines
6.5 KiB
C
142 lines
6.5 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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#ifndef __NR_ESTIMATION_DEFS__H__
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#define __NR_ESTIMATION_DEFS__H__
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#include "PHY/defs_nr_UE.h"
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//#include "PHY/defs_gNB.h"
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/** @addtogroup _PHY_PARAMETER_ESTIMATION_BLOCKS_
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* @{
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*/
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/*!\brief Timing drift hysterisis in samples*/
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#define SYNCH_HYST 2
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/* A function to perform the channel estimation of DL PRS signal */
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int nr_prs_channel_estimation(uint8_t gNB_id,
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uint8_t rsc_id,
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uint8_t rep_num,
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PHY_VARS_NR_UE *ue,
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UE_nr_rxtx_proc_t *proc,
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NR_DL_FRAME_PARMS *frame_params,
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c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
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/* Generic function to find the peak of channel estimation buffer */
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void peak_estimator(int32_t *buffer, int32_t buf_len, int32_t *peak_idx, int32_t *peak_val, int32_t mean_val);
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/*!
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\brief This function performs channel estimation including frequency and temporal interpolation
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*/
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void nr_pdcch_channel_estimation(PHY_VARS_NR_UE *ue,
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UE_nr_rxtx_proc_t *proc,
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unsigned char symbol,
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fapi_nr_coreset_t *coreset,
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uint16_t first_carrier_offset,
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uint16_t BWPStart,
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int32_t pdcch_est_size,
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int32_t pdcch_dl_ch_estimates[][pdcch_est_size],
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c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
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int nr_pbch_dmrs_correlation(PHY_VARS_NR_UE *ue,
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UE_nr_rxtx_proc_t *proc,
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unsigned char symbol,
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int dmrss,
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NR_UE_SSB *current_ssb,
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c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
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int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
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int estimateSz,
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struct complex16 dl_ch_estimates[][estimateSz],
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struct complex16 dl_ch_estimates_time[][ue->frame_parms.ofdm_symbol_size],
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UE_nr_rxtx_proc_t *proc,
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unsigned char symbol,
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int dmrss,
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uint8_t ssb_index,
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uint8_t n_hf,
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c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
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int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
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UE_nr_rxtx_proc_t *proc,
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unsigned short p,
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unsigned char symbol,
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unsigned char nscid,
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unsigned short scrambling_id,
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unsigned short BWPStart,
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uint8_t config_type,
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uint16_t rb_offset,
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unsigned short bwp_start_subcarrier,
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unsigned short nb_rb_pdsch,
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uint32_t pdsch_est_size,
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int32_t dl_ch_estimates[][pdsch_est_size],
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int rxdataFsize,
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c16_t rxdataF[][rxdataFsize]);
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void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
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PHY_VARS_NR_UE *ue,
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module_id_t gNB_id,
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int estimateSz,
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struct complex16 dl_ch_estimates_time [][estimateSz],
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uint8_t frame,
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uint8_t subframe,
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unsigned char clear,
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short coef);
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void nr_ue_measurements(PHY_VARS_NR_UE *ue,
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UE_nr_rxtx_proc_t *proc,
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NR_UE_DLSCH_t *dlsch,
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uint32_t pdsch_est_size,
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int32_t dl_ch_estimates[][pdsch_est_size]);
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void nr_ue_ssb_rsrp_measurements(PHY_VARS_NR_UE *ue,
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uint8_t gNB_index,
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UE_nr_rxtx_proc_t *proc,
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c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
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void nr_ue_rrc_measurements(PHY_VARS_NR_UE *ue,
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UE_nr_rxtx_proc_t *proc,
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c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
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void phy_adjust_gain_nr(PHY_VARS_NR_UE *ue,
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uint32_t rx_power_fil_dB,
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uint8_t gNB_id);
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void nr_pdsch_ptrs_processing(PHY_VARS_NR_UE *ue,
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int nbRx,
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c16_t ptrs_phase_per_slot[][14],
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int32_t ptrs_re_per_slot[][14],
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uint32_t rx_size_symbol,
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int32_t rxdataF_comp[][nbRx][rx_size_symbol * NR_SYMBOLS_PER_SLOT],
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NR_DL_FRAME_PARMS *frame_parms,
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NR_DL_UE_HARQ_t *dlsch0_harq,
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NR_DL_UE_HARQ_t *dlsch1_harq,
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uint8_t gNB_id,
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uint8_t nr_slot_rx,
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unsigned char symbol,
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uint32_t nb_re_pdsch,
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uint16_t rnti,
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NR_UE_DLSCH_t dlsch[2]);
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float_t get_nr_RSRP(module_id_t Mod_id,uint8_t CC_id,uint8_t gNB_index);
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/** @}*/
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#endif
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