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.
64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
/**
|
|
*
|
|
* \section COPYRIGHT
|
|
*
|
|
* Copyright 2013-2020 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.
|
|
*
|
|
*/
|
|
|
|
/******************************************************************************
|
|
* File: ra_dl.h
|
|
*
|
|
* Description: Implements Resource allocation Procedures for DL defined in Section 7
|
|
*
|
|
* Reference: 3GPP TS 36.213 version 10.0.1 Release 10
|
|
*****************************************************************************/
|
|
|
|
#ifndef SRSLTE_RA_DL_H
|
|
#define SRSLTE_RA_DL_H
|
|
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
|
|
#include "srslte/config.h"
|
|
#include "srslte/phy/common/phy_common.h"
|
|
#include "srslte/phy/phch/dci.h"
|
|
#include "srslte/phy/phch/pdsch_cfg.h"
|
|
#include "srslte/phy/phch/ra.h"
|
|
|
|
/**************************************************
|
|
* Structures used for Downlink Resource Allocation
|
|
**************************************************/
|
|
|
|
/** Functions to generate a grant from a received DCI */
|
|
SRSLTE_API int srslte_ra_dl_dci_to_grant(const srslte_cell_t* cell,
|
|
srslte_dl_sf_cfg_t* sf,
|
|
srslte_tm_t tm,
|
|
bool pdsch_use_tbs_index_alt,
|
|
const srslte_dci_dl_t* dci,
|
|
srslte_pdsch_grant_t* grant);
|
|
|
|
SRSLTE_API int
|
|
srslte_ra_dl_grant_to_grant_prb_allocation(const srslte_dci_dl_t* dci, srslte_pdsch_grant_t* grant, uint32_t nof_prb);
|
|
|
|
/** Functions used by the eNodeB scheduler */
|
|
SRSLTE_API uint32_t srslte_ra_dl_approx_nof_re(const srslte_cell_t* cell, uint32_t nof_prb, uint32_t nof_ctrl_symbols);
|
|
|
|
SRSLTE_API uint32_t srslte_ra_dl_grant_nof_re(const srslte_cell_t* cell,
|
|
srslte_dl_sf_cfg_t* sf,
|
|
srslte_pdsch_grant_t* grant);
|
|
|
|
/** Others */
|
|
SRSLTE_API int srslte_dl_fill_ra_mcs(srslte_ra_tb_t* tb, int last_tbs, uint32_t nprb, bool pdsch_use_tbs_index_alt);
|
|
|
|
SRSLTE_API void
|
|
srslte_ra_dl_compute_nof_re(const srslte_cell_t* cell, srslte_dl_sf_cfg_t* sf, srslte_pdsch_grant_t* grant);
|
|
|
|
SRSLTE_API uint32_t srslte_ra_dl_info(srslte_pdsch_grant_t* grant, char* info_str, uint32_t len);
|
|
|
|
#endif // SRSLTE_RA_DL_H
|