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/*
* 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
*/
/*! \file PHY/LTE_TRANSPORT/dci_nr.h
* \brief typedefs for NR DCI structures from 38-212.
* \author R. Knopp, A. Mico Pereperez
* \date 2018
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
#ifndef USER_MODE
#include "PHY/types.h"
#else
#include <stdint.h>
#endif
#define MAX_DCI_SIZE_BITS 45
#define NR_PDCCH_DCI_H
#ifdef NR_PDCCH_DCI_H
uint8_t identifier_dci_formats ; // 0 IDENTIFIER_DCI_FORMATS:
uint8_t carrier_ind ; // 1 CARRIER_IND: 0 or 3 bits, as defined in Subclause x.x of [5, TS38.213]
uint8_t sul_ind_0_1 ; // 2 SUL_IND_0_1:
uint8_t slot_format_ind ; // 3 SLOT_FORMAT_IND: size of DCI format 2_0 is configurable by higher layers up to 128 bits, according to Subclause 11.1.1 of [5, TS 38.213]
uint8_t pre_emption_ind ; // 4 PRE_EMPTION_IND: size of DCI format 2_1 is configurable by higher layers up to 126 bits, according to Subclause 11.2 of [5, TS 38.213]. Each pre-emption indication is 14 bits
uint8_t tpc_cmd_number ; // 5 TPC_CMD_NUMBER: The parameter xxx provided by higher layers determines the index to the TPC command number for an UL of a cell. Each TPC command number is 2 bits
uint8_t block_number ; // 6 BLOCK_NUMBER: starting position of a block is determined by the parameter startingBitOfFormat2_3
uint8_t bandwidth_part_ind ; // 7 BANDWIDTH_PART_IND:
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uint8_t short_message_ind ; // 8 SHORT_MESSAGE_IND:
uint8_t short_messages ; // 9 SHORT_MESSAGES:
uint16_t freq_dom_resource_assignment_UL; // 10 FREQ_DOM_RESOURCE_ASSIGNMENT_UL: PUSCH hopping with resource allocation type 1 not considered
// (NOTE 1) If DCI format 0_0 is monitored in common search space
// and if the number of information bits in the DCI format 0_0 prior to padding
// is larger than the payload size of the DCI format 1_0 monitored in common search space
// the bitwidth of the frequency domain resource allocation field in the DCI format 0_0
// is reduced such that the size of DCI format 0_0 equals to the size of the DCI format 1_0
uint16_t freq_dom_resource_assignment_DL; // 11 FREQ_DOM_RESOURCE_ASSIGNMENT_DL:
uint8_t time_dom_resource_assignment ; // 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 6.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
// where I the number of entries in the higher layer parameter pusch-AllocationList
uint8_t vrb_to_prb_mapping ; // 13 VRB_TO_PRB_MAPPING: 0 bit if only resource allocation type 0
uint8_t prb_bundling_size_ind ; // 14 PRB_BUNDLING_SIZE_IND:0 bit if the higher layer parameter PRB_bundling is not configured or is set to 'static', or 1 bit if the higher layer parameter PRB_bundling is set to 'dynamic' according to Subclause 5.1.2.3 of [6, TS 38.214]
uint8_t rate_matching_ind ; // 15 RATE_MATCHING_IND: 0, 1, or 2 bits according to higher layer parameter rate-match-PDSCH-resource-set
uint8_t zp_csi_rs_trigger ; // 16 ZP_CSI_RS_TRIGGER:
uint8_t freq_hopping_flag ; // 17 FREQ_HOPPING_FLAG: 0 bit if only resource allocation type 0
uint8_t tb1_mcs ; // 18 TB1_MCS:
uint8_t tb1_ndi ; // 19 TB1_NDI:
uint8_t tb1_rv ; // 20 TB1_RV:
uint8_t tb2_mcs ; // 21 TB2_MCS:
uint8_t tb2_ndi ; // 22 TB2_NDI:
uint8_t tb2_rv ; // 23 TB2_RV:
uint8_t mcs ; // 24 MCS:
uint8_t ndi ; // 25 NDI:
uint8_t rv ; // 26 RV:
uint8_t harq_process_number ; // 27 HARQ_PROCESS_NUMBER:
uint8_t dai ; // 28 DAI: For format1_1: 4 if more than one serving cell are configured in the DL and the higher layer parameter HARQ-ACK-codebook=dynamic, where the 2 MSB bits are the counter DAI and the 2 LSB bits are the total DAI
// 2 if one serving cell is configured in the DL and the higher layer parameter HARQ-ACK-codebook=dynamic, where the 2 bits are the counter DAI
// 0 otherwise
uint8_t first_dai ; // 29 FIRST_DAI: (1 or 2 bits) 1 bit for semi-static HARQ-ACK
uint8_t second_dai ; // 30 SECOND_DAI: (0 or 2 bits) 2 bits for dynamic HARQ-ACK codebook with two HARQ-ACK sub-codebooks
uint8_t tb_scaling ; // 31 TB_SCALING:
uint8_t tpc_pusch ; // 32 TPC_PUSCH:
uint8_t tpc_pucch ; // 33 TPC_PUCCH:
uint8_t pucch_resource_ind ; // 34 PUCCH_RESOURCE_IND:
uint8_t pdsch_to_harq_feedback_time_ind ; // 35 PDSCH_TO_HARQ_FEEDBACK_TIME_IND:
uint8_t srs_resource_ind ; // 36 SRS_RESOURCE_IND:
uint8_t precod_nbr_layers ; // 37 PRECOD_NBR_LAYERS:
uint8_t antenna_ports ; // 38 ANTENNA_PORTS:
uint8_t tci ; // 39 TCI: 0 bit if higher layer parameter tci-PresentInDCI is not enabled; otherwise 3 bits
uint8_t srs_request ; // 40 SRS_REQUEST:
uint8_t tpc_cmd_number_format2_3 ; // 41 TPC_CMD_NUMBER_FORMAT2_3:
uint8_t csi_request ; // 42 CSI_REQUEST:
uint8_t cbgti ; // 43 CBGTI: 0, 2, 4, 6, or 8 bits determined by higher layer parameter maxCodeBlockGroupsPerTransportBlock for the PDSCH
uint8_t cbgfi ; // 44 CBGFI: 0 or 1 bit determined by higher layer parameter codeBlockGroupFlushIndicator
uint8_t ptrs_dmrs ; // 45 PTRS_DMRS:
uint8_t beta_offset_ind ; // 46 BETA_OFFSET_IND:
uint8_t dmrs_seq_ini ; // 47 DMRS_SEQ_INI: 1 bit if the cell has two ULs and the number of bits for DCI format 1_0 before padding
// is larger than the number of bits for DCI format 0_0 before padding; 0 bit otherwise
uint8_t ul_sch_ind ; // 48 UL_SCH_IND: value of "1" indicates UL-SCH shall be transmitted on the PUSCH and a value of "0" indicates UL-SCH shall not be transmitted on the PUSCH
uint16_t padding_nr_dci ; // 49 PADDING_NR_DCI: (Note 2) If DCI format 0_0 is monitored in common search space
// and if the number of information bits in the DCI format 0_0 prior to padding
// is less than the payload size of the DCI format 1_0 monitored in common search space
// zeros shall be appended to the DCI format 0_0
// until the payload size equals that of the DCI format 1_0
uint8_t sul_ind_0_0 ; // 50 SUL_IND_0_0:
uint8_t ra_preamble_index ; // 51 RA_PREAMBLE_INDEX:
uint8_t sul_ind_1_0 ; // 52 SUL_IND_1_0:
uint8_t ss_pbch_index ; // 53 SS_PBCH_INDEX
uint8_t prach_mask_index ; // 54 PRACH_MASK_INDEX
uint8_t reserved_nr_dci ; // 55 RESERVED_NR_DCI
};
typedef struct NR_DCI_INFO_EXTRACTED NR_DCI_INFO_EXTRACTED_t;