mirror of https://github.com/pvnis/srsRAN_4G.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
189 lines
8.1 KiB
C
189 lines
8.1 KiB
C
/**
|
|
*
|
|
* \section COPYRIGHT
|
|
*
|
|
* Copyright 2013-2021 Software Radio Systems Limited
|
|
*
|
|
* By using this file, you agree to the terms and conditions set
|
|
* forth in the LICENSE file which can be found at the top level of
|
|
* the distribution.
|
|
*
|
|
*/
|
|
|
|
#ifndef SRSRAN_UE_DL_NR_H
|
|
#define SRSRAN_UE_DL_NR_H
|
|
|
|
#include "srsran/phy/ch_estimation/csi_rs.h"
|
|
#include "srsran/phy/ch_estimation/dmrs_pdcch.h"
|
|
#include "srsran/phy/common/phy_common_nr.h"
|
|
#include "srsran/phy/dft/ofdm.h"
|
|
#include "srsran/phy/phch/csi.h"
|
|
#include "srsran/phy/phch/dci_nr.h"
|
|
#include "srsran/phy/phch/pdcch_cfg_nr.h"
|
|
#include "srsran/phy/phch/pdcch_nr.h"
|
|
#include "srsran/phy/phch/pdsch_nr.h"
|
|
#include "srsran/phy/phch/uci_cfg_nr.h"
|
|
|
|
/**
|
|
* Maximum number of DCI messages to receive
|
|
*/
|
|
#define SRSRAN_MAX_DCI_MSG_NR 4
|
|
|
|
typedef struct SRSRAN_API {
|
|
srsran_pdsch_nr_args_t pdsch;
|
|
srsran_pdcch_nr_args_t pdcch;
|
|
uint32_t nof_rx_antennas;
|
|
uint32_t nof_max_prb;
|
|
float pdcch_dmrs_corr_thr;
|
|
float pdcch_dmrs_epre_thr;
|
|
} srsran_ue_dl_nr_args_t;
|
|
|
|
typedef struct {
|
|
uint32_t scell_idx; ///< Serving cell index
|
|
uint32_t v_dai_dl; ///< Downlink Assigment Index
|
|
bool dci_format_1_1; ///< Set to true if the PDSCH transmission is triggered by a PDCCH DCI format 1_1 transmission
|
|
uint32_t k1; ///< HARQ feedback timing
|
|
uint16_t rnti;
|
|
uint32_t pucch_resource_id;
|
|
} srsran_pdsch_ack_resource_nr_t;
|
|
|
|
typedef struct {
|
|
srsran_pdsch_ack_resource_nr_t resource;
|
|
uint8_t value[SRSRAN_MAX_CODEWORDS]; // 0/1 or 2 for DTX
|
|
bool present; // set to true if there is a PDSCH on serving cell c associated with PDCCH in PDCCH monitoring occasion
|
|
// m, or there is a PDCCH indicating SPS PDSCH release on serving cell c
|
|
bool dl_bwp_changed; // set to true if PDCCH monitoring occasion m is before an active DL BWP change on serving cell c
|
|
bool ul_bwp_changed; // set to true if an active UL BWP change on the PCell and an active DL BWP change is not
|
|
// triggered by a DCI format 1_1 in PDCCH monitoring occasion m
|
|
bool second_tb_present; // set to true if two TB were detected in the PDCCH monitoring occasion m
|
|
} srsran_pdsch_ack_m_nr_t;
|
|
|
|
#define SRSRAN_UCI_NR_MAX_M 10
|
|
|
|
typedef struct {
|
|
uint32_t M;
|
|
srsran_pdsch_ack_m_nr_t m[SRSRAN_UCI_NR_MAX_M];
|
|
} srsran_pdsch_ack_cc_nr_t;
|
|
|
|
typedef struct {
|
|
srsran_pdsch_ack_cc_nr_t cc[SRSRAN_MAX_CARRIERS];
|
|
uint32_t nof_cc;
|
|
bool use_pusch; // Set to true, if UCI bits are carried by PUSCH
|
|
} srsran_pdsch_ack_nr_t;
|
|
|
|
typedef struct SRSRAN_API {
|
|
bool harq_ack_spatial_bundling_pucch; ///< Param harq-ACK-SpatialBundlingPUCCH, set to true if provided
|
|
bool harq_ack_spatial_bundling_pusch; ///< Param harq-ACK-SpatialBundlingPUSCH, set to true if provided
|
|
srsran_harq_ack_codebook_t harq_ack_codebook; ///< pdsch-HARQ-ACK-Codebook configuration
|
|
bool max_cw_sched_dci_is_2; ///< Param maxNrofCodeWordsScheduledByDCI, set to true if present and equal to 2
|
|
|
|
uint32_t dl_data_to_ul_ack[SRSRAN_MAX_NOF_DL_DATA_TO_UL];
|
|
uint32_t nof_dl_data_to_ul_ack;
|
|
} srsran_ue_dl_nr_harq_ack_cfg_t;
|
|
|
|
typedef struct SRSRAN_API {
|
|
srsran_dci_ctx_t dci_ctx;
|
|
srsran_dmrs_pdcch_measure_t measure;
|
|
srsran_pdcch_nr_res_t result;
|
|
uint32_t nof_bits;
|
|
} srsran_ue_dl_nr_pdcch_info_t;
|
|
|
|
typedef struct SRSRAN_API {
|
|
uint32_t max_prb;
|
|
uint32_t nof_rx_antennas;
|
|
float pdcch_dmrs_corr_thr;
|
|
float pdcch_dmrs_epre_thr;
|
|
|
|
srsran_carrier_nr_t carrier;
|
|
srsran_pdcch_cfg_nr_t cfg;
|
|
|
|
srsran_ofdm_t fft[SRSRAN_MAX_PORTS];
|
|
|
|
cf_t* sf_symbols[SRSRAN_MAX_PORTS];
|
|
srsran_chest_dl_res_t chest;
|
|
srsran_pdsch_nr_t pdsch;
|
|
srsran_dmrs_sch_t dmrs_pdsch;
|
|
|
|
srsran_dmrs_pdcch_estimator_t dmrs_pdcch[SRSRAN_UE_DL_NR_MAX_NOF_CORESET];
|
|
srsran_pdcch_nr_t pdcch;
|
|
srsran_dmrs_pdcch_ce_t* pdcch_ce;
|
|
|
|
/// Store Blind-search information from all possible candidate locations for debug purposes
|
|
srsran_ue_dl_nr_pdcch_info_t pdcch_info[SRSRAN_MAX_NOF_CANDIDATES_SLOT_NR];
|
|
uint32_t pdcch_info_count;
|
|
|
|
/// DCI packing/unpacking object
|
|
srsran_dci_nr_t dci;
|
|
|
|
/// Temporally stores Found DCI messages from all SS
|
|
srsran_dci_msg_nr_t dl_dci_msg[SRSRAN_MAX_DCI_MSG_NR];
|
|
uint32_t dl_dci_msg_count;
|
|
|
|
srsran_dci_msg_nr_t ul_dci_msg[SRSRAN_MAX_DCI_MSG_NR];
|
|
uint32_t ul_dci_count;
|
|
} srsran_ue_dl_nr_t;
|
|
|
|
SRSRAN_API int
|
|
srsran_ue_dl_nr_init(srsran_ue_dl_nr_t* q, cf_t* input[SRSRAN_MAX_PORTS], const srsran_ue_dl_nr_args_t* args);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_set_carrier(srsran_ue_dl_nr_t* q, const srsran_carrier_nr_t* carrier);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_set_pdcch_config(srsran_ue_dl_nr_t* q,
|
|
const srsran_pdcch_cfg_nr_t* cfg,
|
|
const srsran_dci_cfg_nr_t* dci_cfg);
|
|
|
|
SRSRAN_API void srsran_ue_dl_nr_free(srsran_ue_dl_nr_t* q);
|
|
|
|
SRSRAN_API void srsran_ue_dl_nr_estimate_fft(srsran_ue_dl_nr_t* q, const srsran_slot_cfg_t* slot_cfg);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_find_dl_dci(srsran_ue_dl_nr_t* q,
|
|
const srsran_slot_cfg_t* slot_cfg,
|
|
uint16_t rnti,
|
|
srsran_rnti_type_t rnti_type,
|
|
srsran_dci_dl_nr_t* dci_dl_list,
|
|
uint32_t nof_dci_msg);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_find_ul_dci(srsran_ue_dl_nr_t* q,
|
|
const srsran_slot_cfg_t* slot_cfg,
|
|
uint16_t rnti,
|
|
srsran_rnti_type_t rnti_type,
|
|
srsran_dci_ul_nr_t* dci_ul_list,
|
|
uint32_t nof_dci_msg);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_decode_pdsch(srsran_ue_dl_nr_t* q,
|
|
const srsran_slot_cfg_t* slot,
|
|
const srsran_sch_cfg_nr_t* cfg,
|
|
srsran_pdsch_res_nr_t* res);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_pdsch_info(const srsran_ue_dl_nr_t* q,
|
|
const srsran_sch_cfg_nr_t* cfg,
|
|
const srsran_pdsch_res_nr_t res[SRSRAN_MAX_CODEWORDS],
|
|
char* str,
|
|
uint32_t str_len);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_pdsch_ack_resource(const srsran_ue_dl_nr_harq_ack_cfg_t* cfg,
|
|
const srsran_dci_dl_nr_t* dci_dl,
|
|
srsran_pdsch_ack_resource_nr_t* pdsch_ack_resource);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_gen_ack(const srsran_ue_dl_nr_harq_ack_cfg_t* cfg,
|
|
const srsran_pdsch_ack_nr_t* ack_info,
|
|
srsran_uci_data_nr_t* uci_data);
|
|
|
|
SRSRAN_API int srsran_ue_dl_nr_ack_insert_m(srsran_pdsch_ack_nr_t* ack_info, srsran_pdsch_ack_m_nr_t* m);
|
|
|
|
SRSRAN_API uint32_t srsran_ue_dl_nr_ack_info(const srsran_pdsch_ack_nr_t* ack_info, char* str, uint32_t str_len);
|
|
|
|
SRSRAN_API
|
|
int srsran_ue_dl_nr_csi_measure_trs(const srsran_ue_dl_nr_t* q,
|
|
const srsran_slot_cfg_t* slot_cfg,
|
|
const srsran_csi_rs_nzp_set_t* csi_rs_nzp_set,
|
|
srsran_csi_trs_measurements_t* measurement);
|
|
|
|
SRSRAN_API
|
|
int srsran_ue_dl_nr_csi_measure_channel(const srsran_ue_dl_nr_t* q,
|
|
const srsran_slot_cfg_t* slot_cfg,
|
|
const srsran_csi_rs_nzp_set_t* csi_rs_nzp_set,
|
|
srsran_csi_channel_measurements_t* measurement);
|
|
|
|
#endif // SRSRAN_UE_DL_NR_H
|