mirror of https://github.com/PentHertz/srsLTE.git
129 lines
4.2 KiB
C++
129 lines
4.2 KiB
C++
/**
|
|
*
|
|
* \section COPYRIGHT
|
|
*
|
|
* Copyright 2013-2021 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.
|
|
*
|
|
*/
|
|
|
|
#ifndef SRSRAN_SCHED_NR_INTERFACE_H
|
|
#define SRSRAN_SCHED_NR_INTERFACE_H
|
|
|
|
#include "srsran/adt/bounded_bitset.h"
|
|
#include "srsran/adt/bounded_vector.h"
|
|
#include "srsran/adt/span.h"
|
|
#include "srsran/common/phy_cfg_nr.h"
|
|
#include "srsran/common/tti_point.h"
|
|
#include "srsran/interfaces/gnb_interfaces.h"
|
|
#include "srsran/phy/phch/dci_nr.h"
|
|
|
|
namespace srsenb {
|
|
|
|
const static size_t SCHED_NR_MAX_CARRIERS = 4;
|
|
const static uint16_t SCHED_NR_INVALID_RNTI = 0;
|
|
const static size_t SCHED_NR_MAX_PDSCH_DATA = 16;
|
|
const static size_t SCHED_NR_MAX_NOF_RBGS = 25;
|
|
const static size_t SCHED_NR_MAX_UL_ALLOCS = 16;
|
|
const static size_t SCHED_NR_MAX_TB = 1;
|
|
const static size_t SCHED_NR_MAX_HARQ = 16;
|
|
const static size_t SCHED_NR_MAX_BWP_PER_CELL = 1;
|
|
|
|
class sched_nr_interface
|
|
{
|
|
public:
|
|
using pdcch_bitmap = srsran::bounded_bitset<SCHED_NR_MAX_NOF_RBGS, true>;
|
|
using rbg_bitmap = srsran::bounded_bitset<SCHED_NR_MAX_NOF_RBGS, true>;
|
|
|
|
///// Configuration /////
|
|
|
|
struct pdsch_td_res_alloc {
|
|
uint8_t k0 = 0; // 0..32
|
|
uint8_t k1 = 4; // 0..32
|
|
};
|
|
using pdsch_td_res_alloc_list = srsran::bounded_vector<pdsch_td_res_alloc, SCHED_NR_MAX_UL_ALLOCS>;
|
|
struct pusch_td_res_alloc {
|
|
uint8_t k2 = 4; // 0..32
|
|
};
|
|
using pusch_td_res_alloc_list = srsran::bounded_vector<pusch_td_res_alloc, SCHED_NR_MAX_UL_ALLOCS>;
|
|
|
|
struct bwp_cfg_t {
|
|
uint32_t start_rb = 0;
|
|
uint32_t rb_width = 100;
|
|
};
|
|
|
|
struct cell_cfg_t {
|
|
uint32_t nof_prb = 100;
|
|
uint32_t nof_rbg = 25;
|
|
srsran::bounded_vector<bwp_cfg_t, SCHED_NR_MAX_BWP_PER_CELL> bwps{1};
|
|
};
|
|
|
|
struct sched_cfg_t {
|
|
uint32_t nof_concurrent_subframes = 1;
|
|
};
|
|
|
|
struct ue_cc_cfg_t {
|
|
bool active = false;
|
|
pdsch_td_res_alloc_list pdsch_res_list{1};
|
|
pusch_td_res_alloc_list pusch_res_list{1};
|
|
};
|
|
|
|
struct ue_cfg_t {
|
|
uint32_t maxharq_tx = 4;
|
|
srsran::bounded_vector<ue_cc_cfg_t, SCHED_NR_MAX_CARRIERS> carriers;
|
|
srsran::phy_cfg_nr_t phy_cfg = {};
|
|
};
|
|
|
|
///// Sched Result /////
|
|
|
|
const static int MAX_GRANTS = 64;
|
|
|
|
using pdcch_dl_t = mac_interface_phy_nr::pdcch_dl_t;
|
|
using pdcch_ul_t = mac_interface_phy_nr::pdcch_ul_t;
|
|
using pdcch_dl_list_t = srsran::bounded_vector<pdcch_dl_t, MAX_GRANTS>;
|
|
using pdcch_ul_list_t = srsran::bounded_vector<pdcch_ul_t, MAX_GRANTS>;
|
|
|
|
struct pdsch_t {
|
|
srsran_sch_cfg_nr_t sch = {}; ///< PDSCH configuration
|
|
};
|
|
using pdsch_list_t = srsran::bounded_vector<pdsch_t, SCHED_NR_MAX_PDSCH_DATA>;
|
|
|
|
struct dl_tti_request_t {
|
|
tti_point pdsch_tti;
|
|
pdcch_dl_list_t pdcchs;
|
|
pdsch_list_t pdschs;
|
|
};
|
|
|
|
struct pusch_grant {
|
|
srsran_dci_ul_nr_t dci;
|
|
rbg_bitmap bitmap;
|
|
};
|
|
using pusch_list = srsran::bounded_vector<pusch_grant, SCHED_NR_MAX_PDSCH_DATA>;
|
|
|
|
struct ul_tti_request_t {
|
|
tti_point pusch_tti;
|
|
srsran::bounded_vector<pusch_grant, SCHED_NR_MAX_UL_ALLOCS> pusch;
|
|
};
|
|
|
|
struct tti_request_t {
|
|
dl_tti_request_t dl_res;
|
|
ul_tti_request_t ul_res;
|
|
};
|
|
|
|
virtual ~sched_nr_interface() = default;
|
|
virtual int cell_cfg(srsran::const_span<sched_nr_interface::cell_cfg_t> ue_cfg) = 0;
|
|
virtual void ue_cfg(uint16_t rnti, const ue_cfg_t& ue_cfg) = 0;
|
|
virtual void slot_indication(tti_point tti_rx) = 0;
|
|
virtual int generate_sched_result(tti_point tti_rx, uint32_t cc, tti_request_t& result) = 0;
|
|
|
|
virtual void dl_ack_info(uint16_t rnti, uint32_t cc, uint32_t pid, uint32_t tb_idx, bool ack) = 0;
|
|
virtual void ul_sr_info(tti_point, uint16_t rnti) = 0;
|
|
};
|
|
|
|
} // namespace srsenb
|
|
|
|
#endif // SRSRAN_SCHED_NR_INTERFACE_H
|