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.

97 lines
3.4 KiB
C

/**
* Copyright 2013-2021 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSLTE_UCI_CFG_NR_H
#define SRSLTE_UCI_CFG_NR_H
#include "srslte/phy/common/phy_common.h"
#include <stdbool.h>
#include <stdint.h>
/**
* @brief Maximum number of Uplink Control Bits
* @remark TS 38.212 section 5.2.1 Polar coding: The value of A is no larger than 1706.
*/
#define SRSLTE_UCI_NR_MAX_NOF_BITS 1706U
/**
* @brief Maximum number of HARQ ACK feedback bits that can be carried in Uplink Control Information (UCI) message
*/
#define SRSLTE_UCI_NR_MAX_ACK_BITS 360
/**
* @brief Maximum number of Scheduling Request (SR) bits that can be carried in Uplink Control Information (UCI) message
*/
#define SRSLTE_UCI_NR_MAX_SR_BITS 10
/**
* @brief Maximum number of Channel State Information part 1 (CSI1) bits that can be carried in Uplink Control
* Information (UCI) message
*/
#define SRSLTE_UCI_NR_MAX_CSI1_BITS 10
/**
* @brief Maximum number of Channel State Information part 2 (CSI2) bits that can be carried in Uplink Control
* Information (UCI) message
*/
#define SRSLTE_UCI_NR_MAX_CSI2_BITS 10
/**
* @brief Uplink Control Information (UCI) message configuration
*/
typedef struct SRSLTE_API {
/// Common Parameters
uint32_t o_ack; ///< Number of HARQ-ACK bits
uint32_t o_sr; ///< Number of SR bits
uint32_t o_csi1; ///< Number of CSI1 report number of bits
uint32_t o_csi2; ///< Number of CSI2 report number of bits
/// PUSCH only parameters
srslte_mod_t modulation; ///< Modulation
/// PUCCH only parameters
uint16_t rnti; ///< RNTI
uint32_t pucch_resource_id; ///< PUCCH resource indicator field in the DCI format 1_0 or DCI format 1_1
uint32_t n_cce_0; ///< index of a first CCE for the PDCCH reception
uint32_t N_cce; ///< number of CCEs in a CORESET of a PDCCH reception with DCI format 1_0 or DCI format 1_1
} srslte_uci_cfg_nr_t;
/**
* @brief Uplink Control Information (UCI) message packed information
*/
typedef struct SRSLTE_API {
uint8_t ack[SRSLTE_UCI_NR_MAX_ACK_BITS]; ///< HARQ ACK feedback bits
uint8_t sr[SRSLTE_UCI_NR_MAX_SR_BITS]; ///< Scheduling Request bits
uint8_t csi1[SRSLTE_UCI_NR_MAX_CSI1_BITS]; ///< Channel State Information part 1
uint8_t csi2[SRSLTE_UCI_NR_MAX_CSI2_BITS]; ///< Channel State Information part 2
bool valid; ///< Indicates whether the message has been decoded successfully, ignored in the transmitter
} srslte_uci_value_nr_t;
/**
* @brief Uplink Control Information (UCI) data (configuration + values)
*/
typedef struct SRSLTE_API {
srslte_uci_cfg_nr_t cfg;
srslte_uci_value_nr_t value;
} srslte_uci_data_nr_t;
#endif // SRSLTE_UCI_CFG_NR_H