mirror of https://github.com/PentHertz/srsLTE.git
98 lines
3.0 KiB
C
98 lines
3.0 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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/******************************************************************************
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* File: pmch.h
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*
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* Description: Physical multicast channel
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*
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* Reference: 3GPP TS 36.211 version 10.0.0 Release 10 Sec. 6.5
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*****************************************************************************/
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#ifndef SRSRAN_PMCH_H
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#define SRSRAN_PMCH_H
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#include "srsran/config.h"
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#include "srsran/phy/common/phy_common.h"
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#include "srsran/phy/common/sequence.h"
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#include "srsran/phy/mimo/layermap.h"
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#include "srsran/phy/mimo/precoding.h"
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#include "srsran/phy/modem/demod_soft.h"
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#include "srsran/phy/modem/mod.h"
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#include "srsran/phy/phch/dci.h"
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#include "srsran/phy/phch/pdsch.h"
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#include "srsran/phy/phch/ra_dl.h"
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#include "srsran/phy/phch/regs.h"
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#include "srsran/phy/phch/sch.h"
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#include "srsran/phy/scrambling/scrambling.h"
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typedef struct {
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srsran_sequence_t seq[SRSRAN_NOF_SF_X_FRAME];
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} srsran_pmch_seq_t;
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typedef struct SRSRAN_API {
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srsran_pdsch_cfg_t pdsch_cfg;
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uint16_t area_id;
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} srsran_pmch_cfg_t;
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/* PMCH object */
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typedef struct SRSRAN_API {
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srsran_cell_t cell;
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uint32_t nof_rx_antennas;
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uint32_t max_re;
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/* buffers */
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// void buffers are shared for tx and rx
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cf_t* ce[SRSRAN_MAX_PORTS][SRSRAN_MAX_PORTS];
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cf_t* symbols[SRSRAN_MAX_PORTS];
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cf_t* x[SRSRAN_MAX_PORTS];
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cf_t* d;
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void* e;
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/* tx & rx objects */
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srsran_modem_table_t mod[4];
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// This is to generate the scrambling seq for multiple MBSFN Area IDs
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srsran_pmch_seq_t** seqs;
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srsran_sch_t dl_sch;
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} srsran_pmch_t;
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SRSRAN_API int srsran_pmch_init(srsran_pmch_t* q, uint32_t max_prb, uint32_t nof_rx_antennas);
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SRSRAN_API void srsran_pmch_free(srsran_pmch_t* q);
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SRSRAN_API int srsran_pmch_set_cell(srsran_pmch_t* q, srsran_cell_t cell);
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SRSRAN_API int srsran_pmch_set_area_id(srsran_pmch_t* q, uint16_t area_id);
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SRSRAN_API void srsran_pmch_free_area_id(srsran_pmch_t* q, uint16_t area_id);
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SRSRAN_API void srsran_configure_pmch(srsran_pmch_cfg_t* pmch_cfg, srsran_cell_t* cell, srsran_mbsfn_cfg_t* mbsfn_cfg);
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SRSRAN_API int srsran_pmch_encode(srsran_pmch_t* q,
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srsran_dl_sf_cfg_t* sf,
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srsran_pmch_cfg_t* cfg,
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uint8_t* data,
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cf_t* sf_symbols[SRSRAN_MAX_PORTS]);
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SRSRAN_API int srsran_pmch_decode(srsran_pmch_t* q,
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srsran_dl_sf_cfg_t* sf,
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srsran_pmch_cfg_t* cfg,
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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_pdsch_res_t* data);
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#endif // SRSRAN_PMCH_H
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