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87 lines
3.0 KiB
C
87 lines
3.0 KiB
C
4 years ago
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 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 SRSLTE_PUCCH_CFG_NR_H
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#define SRSLTE_PUCCH_CFG_NR_H
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#include "srslte/config.h"
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#include <stdbool.h>
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#include <stdint.h>
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typedef enum SRSLTE_API {
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SRSLTE_PUCCH_NR_FORMAT_0 = 0,
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SRSLTE_PUCCH_NR_FORMAT_1,
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SRSLTE_PUCCH_NR_FORMAT_2,
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SRSLTE_PUCCH_NR_FORMAT_3,
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SRSLTE_PUCCH_NR_FORMAT_4,
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SRSLTE_PUCCH_NR_FORMAT_ERROR,
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} srslte_pucch_nr_format_t;
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typedef enum SRSLTE_API {
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SRSLTE_PUCCH_NR_GROUP_HOPPING_NEITHER = 0,
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SRSLTE_PUCCH_NR_GROUP_HOPPING_ENABLE,
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SRSLTE_PUCCH_NR_GROUP_HOPPING_DISABLE
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} srslte_pucch_nr_group_hopping_t;
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/**
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* @brief PUCCH Common configuration
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* @remark Defined in TS 38.331 PUCCH-ConfigCommon
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*/
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typedef struct SRSLTE_API {
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uint32_t resource_common; ///< Configures a set of cell-specific PUCCH resources/parameters
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srslte_pucch_nr_group_hopping_t group_hopping; ///< Configuration of group and sequence hopping
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uint32_t hopping_id; ///< Cell-specific scrambling ID for group hopping and sequence hopping if enabled
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bool hopping_id_present;
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float p0_nominal; ///< Power control parameter P0 for PUCCH transmissions. Value in dBm. (-202..24)
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} srslte_pucch_nr_common_cfg_t;
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/**
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* @brief Generic PUCCH Resource configuration
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* @remark Defined in TS 38.331 PUCCH-Config
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*/
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typedef struct SRSLTE_API {
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//
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uint32_t starting_prb;
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bool intra_slot_hopping;
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uint32_t second_hop_prb;
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// Common PUCCH-Resource parameters among all formats
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srslte_pucch_nr_format_t format; ///< PUCCH format this configuration belongs
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uint32_t nof_symbols; ///< Number of symbols
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uint32_t start_symbol_idx; ///< Starting symbol index
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double max_code_rate; ///< Maximum code rate (0.08, 0.15, 0.25, 0.35, 0.45, 0.60, 0.80)
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bool enable_pi_bpsk; ///< Enables PI-BPSK
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// Specific PUCCH-Resource
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uint32_t initial_cyclic_shift; ///< Used by formats 0, 1
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uint32_t time_domain_occ; ///< Used by format 1
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uint32_t nof_prb; ///< Used by formats 2, 3
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uint32_t occ_lenth; ///< Spreading factor, used by format 4
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uint32_t occ_index; ///< Used by format 4
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} srslte_pucch_nr_resource_t;
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/**
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* @brief Validates a PUCCH format 0 resource configuration provided by upper layers
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* @param resource Resource configuration to validate
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* @return SRSLTE_SUCCESS if valid, SRSLTE_ERROR code otherwise
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*/
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SRSLTE_API int srslte_pucch_nr_format0_resource_valid(const srslte_pucch_nr_resource_t* resource);
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/**
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* @brief Validates a PUCCH format 1 resource configuration provided by upper layers
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* @param resource Resource configuration to validate
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* @return SRSLTE_SUCCESS if valid, SRSLTE_ERROR code otherwise
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*/
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SRSLTE_API int srslte_pucch_nr_format1_resource_valid(const srslte_pucch_nr_resource_t* resource);
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#endif // SRSLTE_PUCCH_CFG_NR_H
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