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97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2017 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of srsLTE.
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*
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* srsUE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsUE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSENB_PRACH_WORKER_H
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#define SRSENB_PRACH_WORKER_H
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#include "srslte/interfaces/enb_interfaces.h"
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#include "srslte/common/log.h"
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#include "srslte/common/threads.h"
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#include "srslte/common/block_queue.h"
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#include "srslte/common/buffer_pool.h"
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namespace srsenb {
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class prach_worker : thread
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{
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public:
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prach_worker() : initiated(false), prach_nof_det(0), max_prach_offset_us(0), buffer_pool(8),
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running(false), nof_sf(0), sf_cnt(0) {
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log_h = NULL;
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mac = NULL;
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bzero(&prach, sizeof(srslte_prach_t));
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bzero(&prach_indices, sizeof(prach_indices));
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bzero(&prach_offsets, sizeof(prach_offsets));
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bzero(&prach_p2avg, sizeof(prach_p2avg));
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bzero(&cell, sizeof(cell));
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bzero(&prach_cfg, sizeof(prach_cfg));
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}
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int init(srslte_cell_t *cell, srslte_prach_cfg_t *prach_cfg, mac_interface_phy *mac, srslte::log *log_h, int priority);
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int new_tti(uint32_t tti, cf_t *buffer);
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void set_max_prach_offset_us(float delay_us);
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void stop();
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private:
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uint32_t prach_nof_det;
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uint32_t prach_indices[165];
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float prach_offsets[165];
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float prach_p2avg[165];
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srslte_cell_t cell;
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srslte_prach_cfg_t prach_cfg;
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srslte_prach_t prach;
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const static int sf_buffer_sz = 128*1024;
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class sf_buffer {
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public:
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sf_buffer() { nof_samples = 0; tti = 0; }
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void reset() { nof_samples = 0; tti = 0; }
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cf_t samples[sf_buffer_sz];
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uint32_t nof_samples;
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uint32_t tti;
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char debug_name[SRSLTE_BUFFER_POOL_LOG_NAME_LEN];
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};
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srslte::buffer_pool<sf_buffer> buffer_pool;
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srslte::block_queue<sf_buffer*> pending_buffers;
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sf_buffer* current_buffer;
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srslte::log* log_h;
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mac_interface_phy *mac;
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float max_prach_offset_us;
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bool initiated;
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bool running;
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uint32_t nof_sf;
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uint32_t sf_cnt;
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void run_thread();
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int run_tti(sf_buffer *b);
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};
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}
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#endif // SRSENB_PRACH_WORKER_H
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