/* * 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); /* This function generates NR Gold Sequence(ts 138.211) for the PRS. @param PHY_VARS_gNB* gNB structure provides configuration, frame parameters and the pointers to the 32 bits sequence storage tables */ void nr_init_prs(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, uint8_t nscid, uint32_t Nid); void nr_init_csi_rs(const NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid); void nr_gold_pusch(PHY_VARS_gNB* gNB, int nscid, uint32_t nid); int nr_pusch_dmrs_delta(uint8_t dmrs_config_type, unsigned short p); int nr_pusch_dmrs_rx(PHY_VARS_gNB *gNB, unsigned int Ns, unsigned int *nr_gold_pusch, c16_t *output, unsigned short p, unsigned char lp, unsigned short nb_pusch_rb, uint32_t re_offset, uint8_t dmrs_type); void init_scrambling_luts(void); void nr_generate_modulation_table(void); extern simde__m64 byte2m64_re[256]; extern simde__m64 byte2m64_im[256]; extern simde__m128i byte2m128i[256]; int nr_pusch_lowpaprtype1_dmrs_rx(PHY_VARS_gNB *gNB, unsigned int Ns, c16_t *dmrs_seq, c16_t *output, unsigned short p, unsigned char lp, unsigned short nb_pusch_rb, uint32_t re_offset, uint8_t dmrs_type); #endif