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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
4 years ago
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 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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#ifndef SRSLTE_SCHED_HELPERS_H
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#define SRSLTE_SCHED_HELPERS_H
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#include "srsenb/hdr/stack/mac/sched_common.h"
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#include "srslte/common/logmap.h"
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#include "srslte/interfaces/sched_interface.h"
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namespace srsenb {
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inline uint32_t aggr_level(uint32_t aggr_idx)
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{
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return 1u << aggr_idx;
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}
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/// Obtain rvidx from nof retxs. This value is stored in DCI
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inline uint32_t get_rvidx(uint32_t retx_idx)
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{
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const static uint32_t rv_idx[4] = {0, 2, 3, 1};
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return rv_idx[retx_idx % 4];
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}
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/// Obtain nof retxs from rvidx.
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inline uint32_t get_nof_retx(uint32_t rv_idx)
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{
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const static uint32_t nof_retxs[4] = {0, 3, 1, 2};
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return nof_retxs[rv_idx % 4];
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}
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void log_dl_cc_results(srslte::log_ref log_h, uint32_t enb_cc_idx, const sched_interface::dl_sched_res_t& result);
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/**
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* Generate possible CCE locations a user can use to allocate DCIs
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* @param regs Regs data for the given cell configuration
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* @param location Result of the CCE location computation.
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* @param cfi Number of control symbols used for the PDCCH
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* @param sf_idx subframe index specific to the tx TTI (relevant only for data and RAR transmissions)
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* @param rnti identity of the user (invalid RNTI for RAR and BC transmissions)
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*/
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void generate_cce_location(srslte_regs_t* regs,
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sched_dci_cce_t* location,
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uint32_t cfi,
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uint32_t sf_idx = 0,
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uint16_t rnti = SRSLTE_INVALID_RNTI);
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} // namespace srsenb
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#endif // SRSLTE_SCHED_HELPERS_H
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