mirror of https://github.com/PentHertz/srsLTE.git
123 lines
5.7 KiB
C
123 lines
5.7 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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#ifndef SRSRAN_PUSCH_NR_H
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#define SRSRAN_PUSCH_NR_H
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#include "srsran/config.h"
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#include "srsran/phy/ch_estimation/dmrs_sch.h"
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#include "srsran/phy/modem/evm.h"
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#include "srsran/phy/modem/modem_table.h"
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#include "srsran/phy/phch/phch_cfg_nr.h"
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#include "srsran/phy/phch/regs.h"
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#include "srsran/phy/phch/sch_nr.h"
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#include "srsran/phy/phch/uci_nr.h"
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#include "srsran/phy/scrambling/scrambling.h"
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/**
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* @brief PUSCH encoder and decoder initialization arguments
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*/
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typedef struct SRSRAN_API {
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srsran_sch_nr_args_t sch;
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srsran_uci_nr_args_t uci;
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bool measure_evm;
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bool measure_time;
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} srsran_pusch_nr_args_t;
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/**
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* @brief PDSCH NR object
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*/
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typedef struct SRSRAN_API {
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uint32_t max_prb; ///< Maximum number of allocated prb
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uint32_t max_layers; ///< Maximum number of allocated layers
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uint32_t max_cw; ///< Maximum number of allocated code words
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srsran_carrier_nr_t carrier; ///< NR carrier configuration
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srsran_sch_nr_t sch; ///< SCH Encoder/Decoder Object
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srsran_uci_nr_t uci; ///< UCI Encoder/Decoder Object
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uint8_t* b[SRSRAN_MAX_CODEWORDS]; ///< SCH Encoded and scrambled data
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cf_t* d[SRSRAN_MAX_CODEWORDS]; ///< PDSCH modulated bits
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cf_t* x[SRSRAN_MAX_LAYERS_NR]; ///< PDSCH modulated bits
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srsran_modem_table_t modem_tables[SRSRAN_MOD_NITEMS]; ///< Modulator tables
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srsran_evm_buffer_t* evm_buffer;
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bool meas_time_en;
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uint32_t meas_time_us;
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srsran_uci_cfg_nr_t uci_cfg; ///< Internal UCI bits configuration
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uint8_t* g_ulsch; ///< Temporal Encoded UL-SCH data
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uint8_t* g_ack; ///< Temporal Encoded HARQ-ACK bits
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uint8_t* g_csi1; ///< Temporal Encoded CSI part 1 bits
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uint8_t* g_csi2; ///< Temporal Encoded CSI part 2 bits
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uint32_t* pos_ulsch; ///< Reserved resource elements for HARQ-ACK multiplexing position
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uint32_t* pos_ack; ///< Reserved resource elements for HARQ-ACK multiplexing position
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uint32_t* pos_csi1; ///< Reserved resource elements for CSI part 1 multiplexing position
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uint32_t* pos_csi2; ///< Reserved resource elements for CSI part 1 multiplexing position
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bool uci_mux; ///< Set to true if PUSCH needs to multiplex UCI
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uint32_t G_ack; ///< Number of encoded HARQ-ACK bits
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uint32_t G_csi1; ///< Number of encoded CSI part 1 bits
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uint32_t G_csi2; ///< Number of encoded CSI part 2 bits
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uint32_t G_ulsch; ///< Number of encoded shared channel
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} srsran_pusch_nr_t;
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/**
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* @brief Groups NR-PUSCH data for transmission
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*/
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typedef struct {
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uint8_t* payload; ///< SCH payload
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srsran_uci_value_nr_t uci; ///< UCI payload
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} srsran_pusch_data_nr_t;
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/**
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* @brief Groups NR-PUSCH data for reception
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*/
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typedef struct {
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uint8_t* payload; ///< SCH payload
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srsran_uci_value_nr_t uci; ///< UCI payload
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bool crc; ///< CRC match
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float evm; ///< EVM measurement if configured through arguments
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} srsran_pusch_res_nr_t;
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SRSRAN_API int srsran_pusch_nr_init_gnb(srsran_pusch_nr_t* q, const srsran_pusch_nr_args_t* args);
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SRSRAN_API int srsran_pusch_nr_init_ue(srsran_pusch_nr_t* q, const srsran_pusch_nr_args_t* args);
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SRSRAN_API void srsran_pusch_nr_free(srsran_pusch_nr_t* q);
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SRSRAN_API int srsran_pusch_nr_set_carrier(srsran_pusch_nr_t* q, const srsran_carrier_nr_t* carrier);
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SRSRAN_API int srsran_pusch_nr_encode(srsran_pusch_nr_t* q,
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const srsran_sch_cfg_nr_t* cfg,
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const srsran_sch_grant_nr_t* grant,
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const srsran_pusch_data_nr_t* data,
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cf_t* sf_symbols[SRSRAN_MAX_PORTS]);
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SRSRAN_API int srsran_pusch_nr_decode(srsran_pusch_nr_t* q,
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const srsran_sch_cfg_nr_t* cfg,
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const srsran_sch_grant_nr_t* grant,
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srsran_chest_dl_res_t* channel,
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cf_t* sf_symbols[SRSRAN_MAX_PORTS],
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srsran_pusch_res_nr_t data[SRSRAN_MAX_TB]);
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SRSRAN_API uint32_t srsran_pusch_nr_rx_info(const srsran_pusch_nr_t* q,
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const srsran_sch_cfg_nr_t* cfg,
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const srsran_sch_grant_nr_t* grant,
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const srsran_pusch_res_nr_t* res,
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char* str,
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uint32_t str_len);
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SRSRAN_API uint32_t srsran_pusch_nr_tx_info(const srsran_pusch_nr_t* q,
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const srsran_sch_cfg_nr_t* cfg,
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const srsran_sch_grant_nr_t* grant,
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const srsran_uci_value_nr_t* uci_value,
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char* str,
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uint32_t str_len);
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#endif // SRSRAN_PUSCH_NR_H
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