Ahmed Hussein
9a857e4486
- Using the implemented DMRS functionalities at the MAC layer at the gNB side
- Removing is_dmrs_symbol function
- Temporary implemetation at the UE side considering DMRS symbol is at the 1st PUSCH symbol,
until the nFAPI structs for DMRS is adopted at the UE side
64 lines
2.3 KiB
C
64 lines
2.3 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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/**********************************************************************
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*
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* FILENAME : dmrs.h
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*
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* MODULE : demodulation reference signals
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*
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* DESCRIPTION : generation of dmrs sequences for NR 5G
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* 3GPP TS 38.211
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*
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************************************************************************/
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#ifndef DMRS_NR_H
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#define DMRS_NR_H
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#include "PHY/defs_nr_UE.h"
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#include "PHY/types.h"
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#include "PHY/NR_REFSIG/ss_pbch_nr.h"
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#include "PHY/NR_REFSIG/pss_nr.h"
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#include "PHY/NR_REFSIG/sss_nr.h"
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/************** CODE GENERATION ***********************************/
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/************** DEFINE ********************************************/
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/************* STRUCTURES *****************************************/
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/************** VARIABLES *****************************************/
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/************** FUNCTION ******************************************/
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int pseudo_random_sequence(int M_PN, uint32_t *c, uint32_t cinit);
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void lte_gold_new(LTE_DL_FRAME_PARMS *frame_parms, uint32_t lte_gold_table[20][2][14], uint16_t Nid_cell);
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void generate_dmrs_pbch(uint32_t dmrs_pbch_bitmap[DMRS_PBCH_I_SSB][DMRS_PBCH_N_HF][DMRS_BITMAP_SIZE], uint16_t Nid_cell);
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uint16_t get_dmrs_freq_idx_ul(uint16_t n, uint8_t k_prime, uint8_t delta, uint8_t dmrs_type);
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#undef EXTERN
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#endif /* DMRS_NR_H */
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