text: /*
   * 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
   */
  
  /* Definitions for LTE Reference signals */
  /* Author R. Knopp / EURECOM / OpenAirInterface.org */
  #ifndef __NR_REFSIG__H__
  #define __NR_REFSIG__H__
  
  #include "PHY/defs_gNB.h"
  #include "PHY/LTE_REFSIG/lte_refsig.h"
  #include "PHY/sse_intrin.h"
  
  /*!\brief This function generates the NR Gold sequence (38-211, Sec 5.2.1) for the PBCH DMRS.
  @param PHY_VARS_gNB* gNB structure provides configuration, frame parameters and the pointers to the 32 bits sequence storage tables
   */
  void nr_init_pbch_dmrs(PHY_VARS_gNB* gNB);
  /*!\brief This function generates the NR Gold sequence (38-211, Sec 5.2.1) for the PDCCH DMRS.
  @param PHY_VARS_gNB* gNB structure provides configuration, frame parameters and the pointers to the 32 bits sequence storage tables
  @param Nid is used for the initialization of x2, Physical cell Id by default or upper layer configured pdcch_scrambling_ID
   */
  void nr_init_pdcch_dmrs(PHY_VARS_gNB* gNB, uint32_t Nid);
  void nr_init_pdsch_dmrs(PHY_VARS_gNB* gNB, uint32_t Nid);
  
  void nr_gold_pusch(PHY_VARS_gNB* gNB, uint32_t *Nid);
  
  int nr_pusch_dmrs_rx(PHY_VARS_gNB *gNB,
                       unsigned int Ns,
                       unsigned int *nr_gold_pusch,
                       int32_t *output,
                       unsigned short p,
                       unsigned char lp,
                       unsigned short nb_pusch_rb,
                       uint8_t dmrs_type);
  
  void init_scrambling_luts(void);
  
  extern __m64 byte2m64_re[256];
  extern __m64 byte2m64_im[256];
  
  #endif
  