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sched,nr: extend sched nr to support RAR and msg3 DCI packing.

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master
Francisco Paisana 3 years ago
parent 7ab52500e9
commit e64fcf6ea6
17 changed files with 170 additions and 68 deletions
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2
srsenb/hdr/stack/mac/nr/sched_nr.h
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@ -41,6 +41,8 @@ public:
int cell_cfg(srsran::const_span<cell_cfg_t> cell_list) override;
void ue_cfg(uint16_t rnti, const ue_cfg_t& cfg) override;
int dl_rach_info(uint32_t cc, const dl_sched_rar_info_t& rar_info);
void dl_ack_info(uint16_t rnti, uint32_t cc, uint32_t pid, uint32_t tb_idx, bool ack) override;
void ul_crc_info(uint16_t rnti, uint32_t cc, uint32_t pid, bool crc) override;
void ul_sr_info(slot_point slot_rx, uint16_t rnti) override;

19
srsenb/hdr/stack/mac/nr/sched_nr_cfg.h
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@ -36,6 +36,15 @@ using sched_cfg_t = sched_nr_interface::sched_cfg_t;
using cell_cfg_t = sched_nr_interface::cell_cfg_t;
using bwp_cfg_t = sched_nr_interface::bwp_cfg_t;
using pdcch_cce_pos_list = srsran::bounded_vector<uint32_t, SRSRAN_SEARCH_SPACE_MAX_NOF_CANDIDATES_NR>;
using bwp_cce_pos_list = std::array<std::array<pdcch_cce_pos_list, MAX_NOF_AGGR_LEVELS>, SRSRAN_NOF_SF_X_FRAME>;
void get_dci_locs(const srsran_coreset_t& coreset,
const srsran_search_space_t& search_space,
uint16_t rnti,
bwp_cce_pos_list& cce_locs);
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
struct bwp_params {
const uint32_t bwp_id;
const uint32_t cc;
@ -56,6 +65,8 @@ struct bwp_params {
std::vector<pusch_ra_time_cfg> pusch_ra_list;
bwp_params(const cell_cfg_t& cell, const sched_cfg_t& sched_cfg_, uint32_t cc, uint32_t bwp_id);
bwp_cce_pos_list rar_cce_list;
};
struct sched_cell_params {
@ -79,17 +90,9 @@ struct sched_params {
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
using prb_bitmap = srsran::bounded_bitset<SRSRAN_MAX_PRB_NR, true>;
using rbgmask_t = srsran::bounded_bitset<SCHED_NR_MAX_NOF_RBGS, true>;
using pdcchmask_t = srsran::bounded_bitset<SCHED_NR_MAX_NOF_RBGS, true>;
using pdcch_cce_pos_list = srsran::bounded_vector<uint32_t, SRSRAN_SEARCH_SPACE_MAX_NOF_CANDIDATES_NR>;
using bwp_cce_pos_list = std::array<std::array<pdcch_cce_pos_list, MAX_NOF_AGGR_LEVELS>, SRSRAN_NOF_SF_X_FRAME>;
void get_dci_locs(const srsran_coreset_t& coreset,
const srsran_search_space_t& search_space,
uint16_t rnti,
bwp_cce_pos_list& cce_locs);
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
using ue_cfg_t = sched_nr_interface::ue_cfg_t;

6
srsenb/hdr/stack/mac/nr/sched_nr_helpers.h
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@ -18,11 +18,13 @@
namespace srsenb {
namespace sched_nr_impl {
class slot_ue;
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
bool fill_dci_rar(prb_interval interv, const bwp_params& bwp_cfg, srsran_dci_dl_nr_t& dci);
bool fill_dci_rar(prb_interval interv, uint16_t ra_rnti, const bwp_params& bwp_cfg, srsran_dci_dl_nr_t& dci);
class slot_ue;
bool fill_dci_msg3(const slot_ue& ue, const bwp_params& bwp_cfg, srsran_dci_ul_nr_t& dci);
/// Generate PDCCH DL DCI fields
void fill_dl_dci_ue_fields(const slot_ue& ue,

5
srsenb/hdr/stack/mac/nr/sched_nr_interface.h
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@ -63,7 +63,10 @@ public:
srsran::bounded_vector<bwp_cfg_t, SCHED_NR_MAX_BWP_PER_CELL> bwps{1}; // idx0 for BWP-common
};
struct sched_cfg_t {};
struct sched_cfg_t {
bool pdsch_enabled = true;
bool pusch_enabled = true;
};
struct ue_cc_cfg_t {
bool active = false;

1
srsenb/hdr/stack/mac/nr/sched_nr_pdcch.h
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@ -66,6 +66,7 @@ private:
uint32_t coreset_id;
uint32_t slot_idx;
uint32_t nof_freq_res = 0;
const bwp_cce_pos_list& rar_cce_list;
// List of PDCCH grants
struct alloc_record {

2
srsenb/hdr/stack/mac/nr/sched_nr_rb.h
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@ -59,7 +59,7 @@ struct prb_grant {
alloc.rbgs.~rbg_bitmap();
new (&alloc.interv) prb_interval(prbs);
} else {
alloc.interv = alloc.interv;
alloc.interv = prbs;
}
return *this;
}

2
srsenb/hdr/stack/mac/nr/sched_nr_rb_grid.h
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@ -89,7 +89,7 @@ public:
slot_ue_map_t& ues,
uint32_t max_nof_grants);
alloc_result alloc_pdsch(slot_ue& ue, const prb_grant& dl_grant);
alloc_result alloc_pusch(slot_ue& ue, const rbgmask_t& dl_mask);
alloc_result alloc_pusch(slot_ue& ue, const prb_grant& dl_mask);
slot_point get_pdcch_tti() const { return pdcch_slot; }
const bwp_res_grid& res_grid() const { return bwp_grid; }

8
srsenb/hdr/stack/mac/nr/sched_nr_worker.h
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@ -42,6 +42,8 @@ public:
void finish();
bool running() const { return slot_rx.valid(); }
void enqueue_cc_event(srsran::move_callback<void()> ev);
/// Enqueue feedback directed at a given UE in a given cell
void enqueue_cc_feedback(uint16_t rnti, feedback_callback_t fdbk);
@ -65,8 +67,9 @@ private:
uint16_t rnti;
feedback_callback_t fdbk;
};
std::mutex feedback_mutex;
srsran::deque<feedback_t> pending_feedback, tmp_feedback_to_run;
std::mutex feedback_mutex;
srsran::deque<feedback_t> pending_feedback, tmp_feedback_to_run;
srsran::deque<srsran::move_callback<void()> > pending_events, tmp_events_to_run;
srsran::static_circular_map<uint16_t, slot_ue, SCHED_NR_MAX_USERS> slot_ues;
};
@ -93,6 +96,7 @@ public:
void run_slot(slot_point slot_tx, uint32_t cc, dl_sched_t& dl_res, ul_sched_t& ul_res);
void enqueue_event(uint16_t rnti, srsran::move_callback<void()> ev);
void enqueue_cc_event(uint32_t cc, srsran::move_callback<void()> ev);
void enqueue_cc_feedback(uint16_t rnti, uint32_t cc, slot_cc_worker::feedback_callback_t fdbk)
{
cc_worker_list[cc]->worker.enqueue_cc_feedback(rnti, std::move(fdbk));

6
srsenb/src/stack/mac/nr/sched_nr.cc
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@ -158,6 +158,12 @@ int sched_nr::get_ul_sched(slot_point pusch_tti, uint32_t cc, ul_sched_t& result
return SRSRAN_SUCCESS;
}
int sched_nr::dl_rach_info(uint32_t cc, const dl_sched_rar_info_t& rar_info)
{
sched_workers->enqueue_cc_event(cc, [this, cc, rar_info]() { cells[cc]->bwps[0].ra.dl_rach_info(rar_info); });
return SRSRAN_SUCCESS;
}
void sched_nr::dl_ack_info(uint16_t rnti, uint32_t cc, uint32_t pid, uint32_t tb_idx, bool ack)
{
sched_workers->enqueue_cc_feedback(

4
srsenb/src/stack/mac/nr/sched_nr_cell.cc
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@ -74,9 +74,9 @@ void ra_sched::run_slot(bwp_slot_allocator& slot_grid, slot_ue_map_t& slot_ues)
if (pdcch_slot >= rar_window.stop()) {
fmt::memory_buffer str_buffer;
fmt::format_to(str_buffer,
"SCHED: Could not transmit RAR within the window (RA={}, Window={}, RAR={}",
rar.prach_slot,
"SCHED: Could not transmit RAR within the window Window={}, PRACH={}, RAR={}",
rar_window,
rar.prach_slot,
pdcch_slot);
srsran::console("%s\n", srsran::to_c_str(str_buffer));
logger.warning("%s", srsran::to_c_str(str_buffer));

14
srsenb/src/stack/mac/nr/sched_nr_cfg.cc
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@ -42,6 +42,20 @@ bwp_params::bwp_params(const cell_cfg_t& cell, const sched_cfg_t& sched_cfg_, ui
srsran_assert(ret == SRSRAN_SUCCESS, "Failed to obtain RA config");
}
srsran_assert(not pusch_ra_list.empty(), "Time-Domain Resource Allocation not valid");
for (uint32_t sl = 0; sl < SRSRAN_NOF_SF_X_FRAME; ++sl) {
for (uint32_t agg_idx = 0; agg_idx < MAX_NOF_AGGR_LEVELS; ++agg_idx) {
rar_cce_list[sl][agg_idx].resize(SRSRAN_SEARCH_SPACE_MAX_NOF_CANDIDATES_NR);
int n = srsran_pdcch_nr_locations_coreset(&cell_cfg.bwps[0].pdcch.coreset[0],
&cell_cfg.bwps[0].pdcch.ra_search_space,
0,
agg_idx,
sl,
rar_cce_list[sl][agg_idx].data());
srsran_assert(n >= 0, "Failed to configure RAR DCI locations");
rar_cce_list[sl][agg_idx].resize(n);
}
}
}
sched_cell_params::sched_cell_params(uint32_t cc_, const cell_cfg_t& cell, const sched_cfg_t& sched_cfg_) :

2
srsenb/src/stack/mac/nr/sched_nr_harq.cc
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@ -79,7 +79,7 @@ bool harq_proc::new_retx(slot_point slot_tx_, slot_point slot_ack_, const prb_gr
{
if (grant.is_alloc_type0() != prbs_.is_alloc_type0() or
(grant.is_alloc_type0() and grant.rbgs().count() != prbs_.rbgs().count()) or
(grant.is_alloc_type1() and grant.prbs().length() == prbs_.prbs().length())) {
(grant.is_alloc_type1() and grant.prbs().length() != prbs_.prbs().length())) {
return false;
}
if (new_retx(slot_tx_, slot_ack_)) {

39
srsenb/src/stack/mac/nr/sched_nr_helpers.cc
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@ -19,15 +19,6 @@ namespace sched_nr_impl {
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
bool fill_dci_rar(prb_interval interv, const bwp_params& cell, srsran_dci_dl_nr_t& dci)
{
dci.mcs = 5;
dci.ctx.format = srsran_dci_format_nr_1_0;
// TODO: Fill
return true;
}
template <typename DciDlOrUl>
void fill_dci_common(const slot_ue& ue, const bwp_params& bwp_cfg, DciDlOrUl& dci)
{
@ -54,6 +45,36 @@ void fill_dci_common(const slot_ue& ue, const bwp_params& bwp_cfg, DciDlOrUl& dc
dci.time_domain_assigment = 0;
}
bool fill_dci_rar(prb_interval interv, uint16_t ra_rnti, const bwp_params& bwp_cfg, srsran_dci_dl_nr_t& dci)
{
dci.mcs = 5;
dci.ctx.format = srsran_dci_format_nr_rar;
dci.ctx.ss_type = srsran_search_space_type_rar;
dci.ctx.rnti_type = srsran_rnti_type_ra;
dci.ctx.rnti = ra_rnti;
dci.ctx.coreset_id = bwp_cfg.cfg.pdcch.ra_search_space.coreset_id;
dci.freq_domain_assigment = srsran_ra_nr_type1_riv(bwp_cfg.cfg.rb_width, interv.start(), interv.length());
// TODO: Fill
return true;
}
bool fill_dci_msg3(const slot_ue& ue, const bwp_params& bwp_cfg, srsran_dci_ul_nr_t& msg3_dci)
{
msg3_dci.ctx.coreset_id = ue.cfg->phy().pdcch.ra_search_space.coreset_id;
msg3_dci.ctx.rnti_type = srsran_rnti_type_tc;
msg3_dci.ctx.rnti = ue.rnti;
msg3_dci.ctx.ss_type = srsran_search_space_type_rar;
if (ue.h_ul->nof_retx() == 0) {
msg3_dci.ctx.format = srsran_dci_format_nr_rar;
} else {
msg3_dci.ctx.format = srsran_dci_format_nr_0_0;
}
fill_dci_common(ue, bwp_cfg, msg3_dci);
return true;
}
void fill_dl_dci_ue_fields(const slot_ue& ue,
const bwp_params& bwp_cfg,
uint32_t ss_id,

5
srsenb/src/stack/mac/nr/sched_nr_pdcch.cc
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@ -25,7 +25,8 @@ coreset_region::coreset_region(const bwp_params& bwp_cfg_,
coreset_id(coreset_id_),
slot_idx(slot_idx_),
pdcch_dl_list(dl_list_),
pdcch_ul_list(ul_list_)
pdcch_ul_list(ul_list_),
rar_cce_list(bwp_cfg_.rar_cce_list)
{
const bool* res_active = &coreset_cfg->freq_resources[0];
nof_freq_res = std::count(res_active, res_active + SRSRAN_CORESET_FREQ_DOMAIN_RES_SIZE, true);
@ -181,6 +182,8 @@ srsran::span<const uint32_t> coreset_region::get_cce_loc_table(const alloc_recor
return record.ue->cfg->cce_pos_list(record.ss_id)[slot_idx][record.aggr_idx];
case pdcch_grant_type_t::ul_data:
return record.ue->cfg->cce_pos_list(record.ss_id)[slot_idx][record.aggr_idx];
case pdcch_grant_type_t::rar:
return rar_cce_list[slot_idx][record.aggr_idx];
default:
break;
}

42
srsenb/src/stack/mac/nr/sched_nr_rb_grid.cc
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@ -116,13 +116,13 @@ alloc_result bwp_slot_allocator::alloc_rar_and_msg3(uint32_t
// Generate DCI for RAR
pdcch_dl_t& pdcch = bwp_pdcch_slot.dl_pdcchs.back();
if (not fill_dci_rar(interv, *bwp_grid.cfg, pdcch.dci)) {
if (not fill_dci_rar(interv, rar.ra_rnti, *bwp_grid.cfg, pdcch.dci)) {
// Cancel on-going PDCCH allocation
bwp_pdcch_slot.coresets[coreset_id]->rem_last_dci();
return alloc_result::invalid_coderate;
}
// Generate RAR PDSCH
bwp_pdcch_slot.dl_prbs.add(interv);
bwp_pdcch_slot.dl_prbs |= interv;
// Generate Msg3 grants in PUSCH
uint32_t last_msg3 = msg3_rbs.start();
@ -131,26 +131,22 @@ alloc_result bwp_slot_allocator::alloc_rar_and_msg3(uint32_t
srsran_slot_cfg_t slot_cfg;
slot_cfg.idx = msg3_slot.slot_idx();
for (const auto& grant : rar.msg3_grant) {
slot_ue& ue = ues[grant.temp_crnti];
bool success = ue.h_ul->new_tx(
msg3_slot, msg3_slot, prb_interval{last_msg3, last_msg3 + msg3_nof_prbs}, mcs, 100, max_harq_msg3_retx);
slot_ue& ue = ues[grant.temp_crnti];
prb_interval msg3_interv{last_msg3, last_msg3 + msg3_nof_prbs};
bool success = ue.h_ul->new_tx(msg3_slot, msg3_slot, msg3_interv, mcs, 100, max_harq_msg3_retx);
srsran_assert(success, "Failed to allocate Msg3");
last_msg3 += msg3_nof_prbs;
srsran_dci_ul_nr_t msg3_dci; // Create dummy Msg3 DCI
msg3_dci.ctx.coreset_id = 1;
msg3_dci.ctx.rnti_type = srsran_rnti_type_ra;
msg3_dci.ctx.ss_type = srsran_search_space_type_rar;
msg3_dci.ctx.format = srsran_dci_format_nr_0_0;
msg3_dci.cc_id = cfg.cc;
msg3_dci.bwp_id = cfg.bwp_id;
msg3_dci.rv = 0;
msg3_dci.mcs = 0;
msg3_dci.time_domain_assigment = dai++;
pdcch_ul_t msg3_pdcch;
fill_dci_msg3(ue, *bwp_grid.cfg, msg3_pdcch.dci);
msg3_pdcch.dci.time_domain_assigment = dai++;
bwp_msg3_slot.puschs.emplace_back();
pusch_t& pusch = bwp_msg3_slot.puschs.back();
success = ue.cfg->phy().get_pusch_cfg(slot_cfg, msg3_dci, pusch.sch);
success = ue.cfg->phy().get_pusch_cfg(slot_cfg, msg3_pdcch.dci, pusch.sch);
srsran_assert(success, "Error converting DCI to PUSCH grant");
pusch.sch.grant.tb[0].softbuffer.rx = ue.h_ul->get_softbuffer().get();
if (ue.h_ul->nof_retx() > 0) {
bwp_pdcch_slot.ul_pdcchs.push_back(msg3_pdcch);
}
}
bwp_msg3_slot.ul_prbs.add(msg3_rbs);
@ -244,7 +240,7 @@ alloc_result bwp_slot_allocator::alloc_pdsch(slot_ue& ue, const prb_grant& dl_gr
return alloc_result::success;
}
alloc_result bwp_slot_allocator::alloc_pusch(slot_ue& ue, const rbg_bitmap& ul_mask)
alloc_result bwp_slot_allocator::alloc_pusch(slot_ue& ue, const prb_grant& ul_prbs)
{
auto& bwp_pdcch_slot = bwp_grid[ue.pdcch_slot];
auto& bwp_pusch_slot = bwp_grid[ue.pusch_slot];
@ -257,9 +253,8 @@ alloc_result bwp_slot_allocator::alloc_pusch(slot_ue& ue, const rbg_bitmap& ul_m
logger.warning("SCHED: Trying to allocate PUSCH for rnti=0x%x with no available HARQs", ue.rnti);
return alloc_result::no_rnti_opportunity;
}
pdcch_ul_list_t& pdcchs = bwp_pdcch_slot.ul_pdcchs;
const rbg_bitmap& pusch_mask = bwp_pusch_slot.ul_prbs.rbgs();
if ((pusch_mask & ul_mask).any()) {
pdcch_ul_list_t& pdcchs = bwp_pdcch_slot.ul_pdcchs;
if (bwp_pusch_slot.ul_prbs.collides(ul_prbs)) {
return alloc_result::sch_collision;
}
const uint32_t aggr_idx = 2, ss_id = 1;
@ -273,10 +268,11 @@ alloc_result bwp_slot_allocator::alloc_pusch(slot_ue& ue, const rbg_bitmap& ul_m
srsran_assert(ue.cfg->ue_cfg()->fixed_ul_mcs >= 0, "Dynamic MCS not yet supported");
int mcs = ue.cfg->ue_cfg()->fixed_ul_mcs;
int tbs = 100;
bool success = ue.h_ul->new_tx(ue.pusch_slot, ue.pusch_slot, ul_mask, mcs, tbs, ue.cfg->ue_cfg()->maxharq_tx);
bool success = ue.h_ul->new_tx(ue.pusch_slot, ue.pusch_slot, ul_prbs, mcs, tbs, ue.cfg->ue_cfg()->maxharq_tx);
srsran_assert(success, "Failed to allocate UL HARQ");
} else {
srsran_assert(ue.h_ul->new_retx(ue.pusch_slot, ue.pusch_slot, ul_mask), "Failed to allocate UL HARQ retx");
bool success = ue.h_ul->new_retx(ue.pusch_slot, ue.pusch_slot, ul_prbs);
srsran_assert(success, "Failed to allocate UL HARQ retx");
}
// Allocation Successful
@ -285,7 +281,7 @@ alloc_result bwp_slot_allocator::alloc_pusch(slot_ue& ue, const rbg_bitmap& ul_m
fill_ul_dci_ue_fields(ue, *bwp_grid.cfg, ss_id, pdcch.dci.ctx.location, pdcch.dci);
pdcch.dci_cfg = ue.cfg->phy().get_dci_cfg();
// Generate PUSCH
bwp_pusch_slot.ul_prbs |= ul_mask;
bwp_pusch_slot.ul_prbs |= ul_prbs;
bwp_pusch_slot.puschs.emplace_back();
pusch_t& pusch = bwp_pusch_slot.puschs.back();
srsran_slot_cfg_t slot_cfg;

44
srsenb/src/stack/mac/nr/sched_nr_worker.cc
Unescape Escape View File

@ -20,6 +20,13 @@ slot_cc_worker::slot_cc_worker(serv_cell_manager& cc_sched) :
cell(cc_sched), cfg(cc_sched.cfg), bwp_alloc(cc_sched.bwps[0].grid), logger(srslog::fetch_basic_logger("MAC"))
{}
void slot_cc_worker::enqueue_cc_event(srsran::move_callback<void()> ev)
{
std::lock_guard<std::mutex> lock(feedback_mutex);
pending_events.emplace_back();
pending_events.back() = std::move(ev);
}
void slot_cc_worker::enqueue_cc_feedback(uint16_t rnti, feedback_callback_t fdbk)
{
std::lock_guard<std::mutex> lock(feedback_mutex);
@ -33,7 +40,13 @@ void slot_cc_worker::run_feedback(ue_map_t& ue_db)
{
std::lock_guard<std::mutex> lock(feedback_mutex);
tmp_feedback_to_run.swap(pending_feedback);
tmp_events_to_run.swap(pending_events);
}
for (srsran::move_callback<void()>& ev : tmp_events_to_run) {
ev();
}
tmp_events_to_run.clear();
for (feedback_t& f : tmp_feedback_to_run) {
if (ue_db.contains(f.rnti) and ue_db[f.rnti]->carriers[cfg.cc] != nullptr) {
@ -102,6 +115,9 @@ void slot_cc_worker::finish()
void slot_cc_worker::alloc_dl_ues()
{
if (not cfg.sched_cfg.pdsch_enabled) {
return;
}
if (slot_ues.empty()) {
return;
}
@ -110,13 +126,15 @@ void slot_cc_worker::alloc_dl_ues()
return;
}
rbgmask_t dlmask(cfg.bwps[0].N_rbg);
dlmask.fill(0, dlmask.size(), true);
bwp_alloc.alloc_pdsch(ue, dlmask);
prb_interval prbs(0, cfg.bwps[0].N_rbg);
bwp_alloc.alloc_pdsch(ue, prbs);
}
void slot_cc_worker::alloc_ul_ues()
{
if (not cfg.sched_cfg.pusch_enabled) {
return;
}
if (slot_ues.empty()) {
return;
}
@ -125,9 +143,8 @@ void slot_cc_worker::alloc_ul_ues()
return;
}
rbgmask_t ulmask(cfg.bwps[0].N_rbg);
ulmask.fill(0, ulmask.size(), true);
bwp_alloc.alloc_pusch(ue, ulmask);
prb_interval prbs(0, cfg.bwps[0].N_rbg);
bwp_alloc.alloc_pusch(ue, prbs);
}
void slot_cc_worker::log_result() const
@ -169,6 +186,16 @@ void slot_cc_worker::log_result() const
ue.h_dl->nof_retx(),
srsran_dci_format_nr_string(pdcch.dci.ctx.format),
ue.pusch_slot);
} else if (pdcch.dci.ctx.rnti_type == srsran_rnti_type_tc) {
const slot_ue& ue = slot_ues[pdcch.dci.ctx.rnti];
fmt::format_to(fmtbuf,
"SCHED: UL Msg3, cc={}, tc-rnti=0x{:x}, pid={}, nrtx={}, f={}, tti_pusch={}",
cell.cfg.cc,
ue.rnti,
pdcch.dci.pid,
ue.h_dl->nof_retx(),
srsran_dci_format_nr_string(pdcch.dci.ctx.format),
ue.pusch_slot);
} else {
fmt::format_to(fmtbuf, "SCHED: unknown rnti format");
}
@ -198,6 +225,11 @@ void sched_worker_manager::enqueue_event(uint16_t rnti, srsran::move_callback<vo
next_slot_events.push_back(ue_event_t{rnti, std::move(ev)});
}
void sched_worker_manager::enqueue_cc_event(uint32_t cc, srsran::move_callback<void()> ev)
{
cc_worker_list[cc]->worker.enqueue_cc_event(std::move(ev));
}
void sched_worker_manager::run_slot(slot_point slot_tx, uint32_t cc, dl_sched_t& dl_res, ul_sched_t& ul_res)
{
srsran::bounded_vector<std::condition_variable*, SRSRAN_MAX_CARRIERS> waiting_cvars;

37
test/phy/dummy_gnb_stack.h
Unescape Escape View File

@ -73,9 +73,9 @@ private:
srsran::phy_cfg_nr_t phy_cfg = {};
bool valid = false;
srsenb::sched_nr sched;
srsran::slot_point pdsch_slot, pusch_slot;
srslog::basic_logger& sched_logger;
std::unique_ptr<srsenb::sched_nr> sched;
srsran::slot_point pdsch_slot, pusch_slot;
srslog::basic_logger& sched_logger;
std::mutex metrics_mutex;
metrics_t metrics = {};
@ -291,7 +291,7 @@ private:
logger.debug("NACK received!");
}
sched.dl_ack_info(rnti, 0, ack_bit->pid, 0, is_ok);
sched->dl_ack_info(rnti, 0, ack_bit->pid, 0, is_ok);
}
// Process SR
@ -324,7 +324,6 @@ public:
rnti(args.rnti),
phy_cfg(args.phy_cfg),
ss_id(args.ss_id),
sched(srsenb::sched_nr_interface::sched_cfg_t{}),
use_dummy_sched(args.use_dummy_sched),
sched_logger(srslog::fetch_basic_logger("MAC"))
{
@ -332,14 +331,18 @@ public:
sched_logger.set_level(srslog::basic_levels::debug);
// create sched object
srsenb::sched_nr_interface::sched_cfg_t sched_cfg{};
sched_cfg.pdsch_enabled = args.pdsch.slots != "" and args.pdsch.slots != "none";
sched_cfg.pusch_enabled = args.pusch.slots != "" and args.pusch.slots != "none";
sched.reset(new srsenb::sched_nr{sched_cfg});
std::vector<srsenb::sched_nr_interface::cell_cfg_t> cells_cfg = srsenb::get_default_cells_cfg(1, phy_cfg);
sched.cell_cfg(cells_cfg);
sched->cell_cfg(cells_cfg);
// add UE to scheduler
srsenb::sched_nr_interface::ue_cfg_t ue_cfg = srsenb::get_default_ue_cfg(1, phy_cfg);
ue_cfg.fixed_dl_mcs = args.pdsch.mcs;
ue_cfg.fixed_ul_mcs = args.pusch.mcs;
sched.ue_cfg(args.rnti, ue_cfg);
sched->ue_cfg(args.rnti, ue_cfg);
dl.mcs = args.pdsch.mcs;
ul.mcs = args.pusch.mcs;
@ -413,7 +416,7 @@ public:
}
if (not use_dummy_sched) {
int ret = sched.get_dl_sched(pdsch_slot, 0, dl_sched);
int ret = sched->get_dl_sched(pdsch_slot, 0, dl_sched);
for (pdsch_t& pdsch : dl_sched.pdsch) {
// Set TBS
@ -459,7 +462,7 @@ public:
}
if (not use_dummy_sched) {
int ret = sched.get_ul_sched(pusch_slot, 0, ul_sched);
int ret = sched->get_ul_sched(pusch_slot, 0, ul_sched);
for (pusch_t& pusch : ul_sched.pusch) {
pusch.data[0] = rx_harq_proc[pusch.pid].get_tb(pusch.sch.grant.tb[0].tbs).data();
@ -547,14 +550,14 @@ public:
void dl_ack_info(uint16_t rnti_, uint32_t cc, uint32_t pid, uint32_t tb_idx, bool ack)
{
if (not use_dummy_sched) {
sched.dl_ack_info(rnti_, cc, pid, tb_idx, ack);
sched->dl_ack_info(rnti_, cc, pid, tb_idx, ack);
}
}
void ul_crc_info(uint16_t rnti_, uint32_t cc, uint32_t pid, bool crc)
{
if (not use_dummy_sched) {
sched.ul_crc_info(rnti_, cc, pid, crc);
sched->ul_crc_info(rnti_, cc, pid, crc);
}
}
@ -612,6 +615,18 @@ public:
void rach_detected(const rach_info_t& rach_info) override
{
if (not use_dummy_sched) {
srsenb::sched_nr_interface::dl_sched_rar_info_t ra_info;
ra_info.preamble_idx = rach_info.preamble;
ra_info.ta_cmd = rach_info.time_adv;
ra_info.ofdm_symbol_idx = 0;
ra_info.msg3_size = 7;
ra_info.freq_idx = 0;
ra_info.prach_slot = pdsch_slot - TX_ENB_DELAY;
ra_info.temp_crnti = rnti;
sched->dl_rach_info(0, ra_info);
}
std::unique_lock<std::mutex> lock(metrics_mutex);
prach_metrics_t& prach_metrics = metrics.prach[rach_info.preamble];
prach_metrics.avg_ta = SRSRAN_VEC_SAFE_CMA((float)rach_info.time_adv, prach_metrics.avg_ta, prach_metrics.count);

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