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@ -88,17 +88,20 @@ void phch_worker::init(phch_common* phy_, srslte::log *log_h_)
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pthread_mutex_init(&mutex, NULL);
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// Init cell here
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signal_buffer_rx = (cf_t*) srslte_vec_malloc(2*SRSLTE_SF_LEN_PRB(phy->cell.nof_prb)*sizeof(cf_t));
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if (!signal_buffer_rx) {
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for(int p = 0; p < SRSLTE_MAX_PORTS; p++) {
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signal_buffer_rx[p] = (cf_t *) srslte_vec_malloc(2 * SRSLTE_SF_LEN_PRB(phy->cell.nof_prb) * sizeof(cf_t));
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if (!signal_buffer_rx[p]) {
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fprintf(stderr, "Error allocating memory\n");
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return;
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}
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bzero(&signal_buffer_tx, sizeof(cf_t *) * SRSLTE_MAX_PORTS);
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signal_buffer_tx[0] = (cf_t*) srslte_vec_malloc(2*SRSLTE_SF_LEN_PRB(phy->cell.nof_prb)*sizeof(cf_t));
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if (!signal_buffer_tx[0]) {
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bzero(signal_buffer_rx[p], 2 * SRSLTE_SF_LEN_PRB(phy->cell.nof_prb) * sizeof(cf_t));
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signal_buffer_tx[p] = (cf_t *) srslte_vec_malloc(2 * SRSLTE_SF_LEN_PRB(phy->cell.nof_prb) * sizeof(cf_t));
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if (!signal_buffer_tx[p]) {
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fprintf(stderr, "Error allocating memory\n");
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return;
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}
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bzero(signal_buffer_tx[p], 2 * SRSLTE_SF_LEN_PRB(phy->cell.nof_prb) * sizeof(cf_t));
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}
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if (srslte_enb_dl_init(&enb_dl, signal_buffer_tx, phy->cell.nof_prb)) {
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fprintf(stderr, "Error initiating ENB DL\n");
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return;
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@ -107,7 +110,7 @@ void phch_worker::init(phch_common* phy_, srslte::log *log_h_)
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fprintf(stderr, "Error initiating ENB DL\n");
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return;
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}
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if (srslte_enb_ul_init(&enb_ul, signal_buffer_rx, phy->cell.nof_prb)) {
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if (srslte_enb_ul_init(&enb_ul, signal_buffer_rx[0], phy->cell.nof_prb)) {
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fprintf(stderr, "Error initiating ENB UL\n");
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return;
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}
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@ -154,12 +157,12 @@ void phch_worker::stop()
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srslte_enb_dl_free(&enb_dl);
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srslte_enb_ul_free(&enb_ul);
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if (signal_buffer_rx) {
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free(signal_buffer_rx);
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for (int p = 0; p < SRSLTE_MAX_PORTS; p++) {
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if (signal_buffer_rx[p]) {
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free(signal_buffer_rx[p]);
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}
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for (int i = 0; i < SRSLTE_MAX_PORTS; i++) {
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if (signal_buffer_tx[i]) {
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free(signal_buffer_tx[i]);
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if (signal_buffer_tx[p]) {
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free(signal_buffer_tx[p]);
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}
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}
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pthread_mutex_unlock(&mutex);
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@ -171,9 +174,9 @@ void phch_worker::reset()
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ue_db.clear();
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}
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cf_t* phch_worker::get_buffer_rx()
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cf_t* phch_worker::get_buffer_rx(uint32_t antenna_idx)
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{
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return signal_buffer_rx;
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return signal_buffer_rx[antenna_idx];
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}
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void phch_worker::set_time(uint32_t tti_, uint32_t tx_mutex_cnt_, srslte_timestamp_t tx_time_)
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@ -214,12 +217,29 @@ uint32_t phch_worker::get_nof_rnti() {
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return ue_db.size();
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}
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void phch_worker::set_conf_dedicated_ack(uint16_t rnti, bool ack){
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pthread_mutex_lock(&mutex);
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if (ue_db.count(rnti)) {
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ue_db[rnti].dedicated_ack = ack;
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} else {
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Error("Setting dedicated ack: rnti=0x%x does not exist\n");
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}
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pthread_mutex_unlock(&mutex);
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}
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void phch_worker::set_config_dedicated(uint16_t rnti,
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srslte_uci_cfg_t *uci_cfg,
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srslte_pucch_sched_t *pucch_sched,
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srslte_refsignal_srs_cfg_t *srs_cfg,
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uint32_t I_sr, bool pucch_cqi, uint32_t pmi_idx, bool pucch_cqi_ack)
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LIBLTE_RRC_PHYSICAL_CONFIG_DEDICATED_STRUCT* dedicated)
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{
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uint32_t I_sr = dedicated->sched_request_cnfg.sr_cnfg_idx;
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bool pucch_cqi = dedicated->cqi_report_cnfg.report_periodic_setup_present;
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uint32_t pmi_idx = dedicated->cqi_report_cnfg.report_periodic.pmi_cnfg_idx;
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bool pucch_cqi_ack = dedicated->cqi_report_cnfg.report_periodic.simult_ack_nack_and_cqi;
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bool pucch_ri = dedicated->cqi_report_cnfg.report_periodic.ri_cnfg_idx_present;
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uint32_t ri_idx = dedicated->cqi_report_cnfg.report_periodic.ri_cnfg_idx;
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pthread_mutex_lock(&mutex);
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if (ue_db.count(rnti)) {
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pucch_sched->N_pucch_1 = phy->pucch_cfg.n1_pucch_an;
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@ -237,6 +257,16 @@ void phch_worker::set_config_dedicated(uint16_t rnti,
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ue_db[rnti].cqi_en = false;
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}
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if (pucch_ri) {
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ue_db[rnti].ri_idx = ri_idx;
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ue_db[rnti].ri_en = true;
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} else {
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ue_db[rnti].ri_idx = 0;
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ue_db[rnti].ri_en = false;
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}
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/* Copy all dedicated RRC configuration to UE */
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memcpy(&ue_db[rnti].dedicated, dedicated, sizeof(LIBLTE_RRC_PHYSICAL_CONFIG_DEDICATED_STRUCT));
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} else {
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Error("Setting config dedicated: rnti=0x%x does not exist\n");
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}
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@ -293,7 +323,7 @@ void phch_worker::work_imp()
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}
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// Process UL signal
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srslte_enb_ul_fft(&enb_ul, signal_buffer_rx);
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srslte_enb_ul_fft(&enb_ul);
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// Decode pending UL grants for the tti they were scheduled
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decode_pusch(ul_grants[t_rx].sched_grants, ul_grants[t_rx].nof_grants);
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@ -335,15 +365,22 @@ void phch_worker::work_imp()
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phy->ack_clear(TTIMOD(TTI_TX(t_tx_dl)));
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for (uint32_t i=0;i<dl_grants[t_tx_dl].nof_grants;i++) {
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// SI-RNTI and RAR-RNTI do not have ACK
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if (dl_grants[t_tx_dl].sched_grants[i].rnti >= SRSLTE_CRNTI_START && dl_grants[t_tx_dl].sched_grants[i].rnti <= SRSLTE_CRNTI_END) {
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phy->ack_set_pending(TTIMOD(TTI_TX(t_tx_dl)), dl_grants[t_tx_dl].sched_grants[i].rnti, dl_grants[t_tx_dl].sched_grants[i].location.ncce);
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uint16_t rnti = dl_grants[t_tx_dl].sched_grants[i].rnti;
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if (rnti >= SRSLTE_CRNTI_START && rnti <= SRSLTE_CRNTI_END) {
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/* For each TB */
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for (uint32_t tb_idx = 0; tb_idx < SRSLTE_MAX_TB; tb_idx++) {
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/* If TB enabled, set pending ACK */
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if (dl_grants[t_tx_dl].sched_grants[i].grant.tb_en[tb_idx]) {
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phy->ack_set_pending(TTIMOD(TTI_TX(t_tx_dl)), rnti, tb_idx, dl_grants[t_tx_dl].sched_grants[i].location.ncce);
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}
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}
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}
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}
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// Generate signal and transmit
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srslte_enb_dl_gen_signal(&enb_dl);
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Debug("Sending to radio\n");
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phy->worker_end(tx_mutex_cnt, signal_buffer_tx[0], SRSLTE_SF_LEN_PRB(phy->cell.nof_prb), tx_time);
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phy->worker_end(tx_mutex_cnt, signal_buffer_tx, SRSLTE_SF_LEN_PRB(phy->cell.nof_prb), tx_time);
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#ifdef DEBUG_WRITE_FILE
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fwrite(signal_buffer_tx, SRSLTE_SF_LEN_PRB(phy->cell.nof_prb)*sizeof(cf_t), 1, f);
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@ -387,24 +424,39 @@ int phch_worker::decode_pusch(srslte_enb_ul_pusch_t *grants, uint32_t nof_pusch)
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gettimeofday(&t[1], NULL);
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#endif
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bool acks_pending[SRSLTE_MAX_TB] = {false};
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// Get pending ACKs with an associated PUSCH transmission
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if (phy->ack_is_pending(t_rx, rnti)) {
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uci_data.uci_ack_len = 1;
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for (uint32_t tb = 0; tb < SRSLTE_MAX_TB; tb++) {
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acks_pending[tb] = phy->ack_is_pending(t_rx, rnti, tb);
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if (acks_pending[tb]) {
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uci_data.uci_ack_len++;
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}
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}
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// Configure PUSCH CQI channel
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srslte_cqi_value_t cqi_value;
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srslte_cqi_value_t cqi_value = {0};
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bool cqi_enabled = false;
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if (ue_db[rnti].cqi_en && srslte_cqi_send(ue_db[rnti].pmi_idx, tti_rx)) {
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#if 0
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if (ue_db[rnti].cqi_en && ue_db[rnti].ri_en && srslte_ri_send(ue_db[rnti].pmi_idx, ue_db[rnti].ri_idx, tti_rx) ) {
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uci_data.uci_ri_len = 1; /* Asumes only 1 bit for RI */
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ri_enabled = true;
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} else if (ue_db[rnti].cqi_en && srslte_cqi_send(ue_db[rnti].pmi_idx, tti_rx)) {
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cqi_value.type = SRSLTE_CQI_TYPE_WIDEBAND;
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cqi_enabled = true;
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} else if (grants[i].grant.cqi_request) {
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if (ue_db[rnti].dedicated.antenna_info_explicit_value.tx_mode == LIBLTE_RRC_TRANSMISSION_MODE_4) {
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//uci_data.uci_dif_cqi_len = 3;
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uci_data.uci_pmi_len = 2;
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}
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} else
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#endif
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if (grants[i].grant.cqi_request) {
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cqi_value.type = SRSLTE_CQI_TYPE_SUBBAND_HL;
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cqi_value.subband_hl.N = (phy->cell.nof_prb > 7) ? srslte_cqi_hl_get_no_subbands(phy->cell.nof_prb) : 0;
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cqi_value.subband_hl.four_antenna_ports = (phy->cell.nof_ports == 4);
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cqi_value.subband_hl.pmi_present = (ue_db[rnti].dedicated.cqi_report_cnfg.report_mode_aperiodic == LIBLTE_RRC_CQI_REPORT_MODE_APERIODIC_RM31);
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cqi_enabled = true;
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}
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if (cqi_enabled) {
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uci_data.uci_cqi_len = srslte_cqi_size(&cqi_value);
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}
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// mark this tti as having an ul grant to avoid pucch
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ue_db[rnti].has_grant_tti = tti_rx;
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@ -436,6 +488,7 @@ int phch_worker::decode_pusch(srslte_enb_ul_pusch_t *grants, uint32_t nof_pusch)
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rnti, grants[i].rv_idx,
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grants[i].current_tx_nb,
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grants[i].data,
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(cqi_enabled) ? &cqi_value : NULL,
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&uci_data,
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sf_rx);
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} else {
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@ -457,11 +510,24 @@ int phch_worker::decode_pusch(srslte_enb_ul_pusch_t *grants, uint32_t nof_pusch)
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char cqi_str[64];
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if (cqi_enabled) {
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srslte_cqi_value_unpack(uci_data.uci_cqi, &cqi_value);
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if (ue_db[rnti].cqi_en) {
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wideband_cqi_value = cqi_value.wideband.wideband_cqi;
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} else if (grants[i].grant.cqi_request) {
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wideband_cqi_value = cqi_value.subband_hl.wideband_cqi;
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wideband_cqi_value = cqi_value.subband_hl.wideband_cqi_cw0;
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if (cqi_value.subband_hl.pmi_present) {
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if (cqi_value.subband_hl.rank_is_not_one) {
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Info("PUSCH: Aperiodic ri~1, CQI=%02d/%02d, pmi=%d for %d subbands\n",
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cqi_value.subband_hl.wideband_cqi_cw0, cqi_value.subband_hl.wideband_cqi_cw1,
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cqi_value.subband_hl.pmi, cqi_value.subband_hl.N);
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} else {
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Info("PUSCH: Aperiodic ri=1, CQI=%02d, pmi=%d for %d subbands\n",
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cqi_value.subband_hl.wideband_cqi_cw0, cqi_value.subband_hl.pmi, cqi_value.subband_hl.N);
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}
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} else {
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Info("PUSCH: Aperiodic ri%s, CQI=%02d for %d subbands\n",
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cqi_value.subband_hl.rank_is_not_one?"~1":"=1",
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cqi_value.subband_hl.wideband_cqi_cw0, cqi_value.subband_hl.N);
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}
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}
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snprintf(cqi_str, 64, ", cqi=%d", wideband_cqi_value);
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}
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@ -481,14 +547,16 @@ int phch_worker::decode_pusch(srslte_enb_ul_pusch_t *grants, uint32_t nof_pusch)
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}
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*/
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log_h->info_hex(grants[i].data, phy_grant.mcs.tbs/8,
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"PUSCH: rnti=0x%x, prb=(%d,%d), tbs=%d, mcs=%d, rv=%d, snr=%.1f dB, n_iter=%d, crc=%s%s%s%s\n",
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"PUSCH: rnti=0x%x, prb=(%d,%d), tbs=%d, mcs=%d, rv=%d, snr=%.1f dB, n_iter=%d, crc=%s%s%s%s%s\n",
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rnti, phy_grant.n_prb[0], phy_grant.n_prb[0]+phy_grant.L_prb,
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phy_grant.mcs.tbs/8, phy_grant.mcs.idx, grants[i].grant.rv_idx,
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snr_db,
|
|
|
|
|
srslte_pusch_last_noi(&enb_ul.pusch),
|
|
|
|
|
crc_res?"OK":"KO",
|
|
|
|
|
uci_data.uci_ack_len>0?(uci_data.uci_ack?", ack=1":", ack=0"):"",
|
|
|
|
|
(uci_data.uci_ack_len)?(uci_data.uci_ack?"1":"0"):"",
|
|
|
|
|
(uci_data.uci_ack_len > 1)?(uci_data.uci_ack_2?"1":"0"):"",
|
|
|
|
|
uci_data.uci_cqi_len>0?cqi_str:"",
|
|
|
|
|
uci_data.uci_ri_len>0?(uci_data.uci_ri?", ri=0":", ri=1"):"",
|
|
|
|
|
timestr);
|
|
|
|
|
|
|
|
|
|
// Notify MAC of RL status
|
|
|
|
|
@ -503,17 +571,28 @@ int phch_worker::decode_pusch(srslte_enb_ul_pusch_t *grants, uint32_t nof_pusch)
|
|
|
|
|
|
|
|
|
|
// Notify MAC new received data and HARQ Indication value
|
|
|
|
|
phy->mac->crc_info(tti_rx, rnti, phy_grant.mcs.tbs/8, crc_res);
|
|
|
|
|
if (uci_data.uci_ack_len) {
|
|
|
|
|
phy->mac->ack_info(tti_rx, rnti, uci_data.uci_ack && (crc_res || snr_db > PUSCH_RL_SNR_DB_TH));
|
|
|
|
|
uint32_t ack_idx = 0;
|
|
|
|
|
for (uint32_t tb = 0; tb < SRSLTE_MAX_TB; tb++) {
|
|
|
|
|
if (acks_pending[tb]) {
|
|
|
|
|
bool ack = ((ack_idx++ == 0) ? uci_data.uci_ack : uci_data.uci_ack_2);
|
|
|
|
|
bool valid = (crc_res || snr_db > PUSCH_RL_SNR_DB_TH);
|
|
|
|
|
phy->mac->ack_info(tti_rx, rnti, tb, ack && valid);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Notify MAC of UL SNR and DL CQI
|
|
|
|
|
// Notify MAC of UL SNR, DL CQI and DL RI
|
|
|
|
|
if (snr_db >= PUSCH_RL_SNR_DB_TH) {
|
|
|
|
|
phy->mac->snr_info(tti_rx, rnti, snr_db);
|
|
|
|
|
}
|
|
|
|
|
if (uci_data.uci_cqi_len>0 && crc_res) {
|
|
|
|
|
phy->mac->cqi_info(tti_rx, rnti, wideband_cqi_value);
|
|
|
|
|
}
|
|
|
|
|
if (uci_data.uci_ri_len > 0 && crc_res) {
|
|
|
|
|
phy->mac->ri_info(tti_rx, rnti, uci_data.uci_ri);
|
|
|
|
|
}
|
|
|
|
|
if (cqi_value.subband_hl.pmi_present && crc_res) {
|
|
|
|
|
phy->mac->pmi_info(tti_rx, rnti, cqi_value.subband_hl.pmi);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Save metrics stats
|
|
|
|
|
ue_db[rnti].metrics_ul(phy_grant.mcs.idx, 0, snr_db, srslte_pusch_last_noi(&enb_ul.pusch));
|
|
|
|
|
@ -532,7 +611,8 @@ int phch_worker::decode_pucch()
|
|
|
|
|
|
|
|
|
|
if (rnti >= SRSLTE_CRNTI_START && rnti <= SRSLTE_CRNTI_END && ue_db[rnti].has_grant_tti != (int) tti_rx) {
|
|
|
|
|
// Check if user needs to receive PUCCH
|
|
|
|
|
bool needs_pucch = false, needs_ack=false, needs_sr=false, needs_cqi=false;
|
|
|
|
|
bool needs_pucch = false, needs_ack[SRSLTE_MAX_TB] = {false}, needs_sr = false, needs_cqi = false,
|
|
|
|
|
needs_ri = false;
|
|
|
|
|
uint32_t last_n_pdcch = 0;
|
|
|
|
|
bzero(&uci_data, sizeof(srslte_uci_data_t));
|
|
|
|
|
|
|
|
|
|
@ -544,18 +624,32 @@ int phch_worker::decode_pucch()
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (phy->ack_is_pending(t_rx, rnti, &last_n_pdcch)) {
|
|
|
|
|
for (uint32_t tb = 0; tb < SRSLTE_MAX_TB; tb++) {
|
|
|
|
|
needs_ack[tb] = phy->ack_is_pending(t_rx, rnti, tb, &last_n_pdcch);
|
|
|
|
|
if (needs_ack[tb]) {
|
|
|
|
|
needs_pucch = true;
|
|
|
|
|
needs_ack = true;
|
|
|
|
|
uci_data.uci_ack_len = 1;
|
|
|
|
|
uci_data.uci_ack_len++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
srslte_cqi_value_t cqi_value;
|
|
|
|
|
if (ue_db[rnti].cqi_en && (ue_db[rnti].pucch_cqi_ack || !needs_ack)) {
|
|
|
|
|
if (srslte_cqi_send(ue_db[rnti].pmi_idx, tti_rx)) {
|
|
|
|
|
LIBLTE_RRC_PHYSICAL_CONFIG_DEDICATED_STRUCT *dedicated = &ue_db[rnti].dedicated;
|
|
|
|
|
LIBLTE_RRC_TRANSMISSION_MODE_ENUM tx_mode = dedicated->antenna_info_explicit_value.tx_mode;
|
|
|
|
|
|
|
|
|
|
if (ue_db[rnti].cqi_en && (ue_db[rnti].pucch_cqi_ack || !needs_ack[0] || !needs_ack[1])) {
|
|
|
|
|
if (ue_db[rnti].ri_en && srslte_ri_send(ue_db[rnti].pmi_idx, ue_db[rnti].ri_idx, tti_rx)) {
|
|
|
|
|
needs_pucch = true;
|
|
|
|
|
needs_ri = true;
|
|
|
|
|
uci_data.uci_ri_len = 1;
|
|
|
|
|
uci_data.ri_periodic_report = true;
|
|
|
|
|
} else if (srslte_cqi_send(ue_db[rnti].pmi_idx, tti_rx)) {
|
|
|
|
|
needs_pucch = true;
|
|
|
|
|
needs_cqi = true;
|
|
|
|
|
cqi_value.type = SRSLTE_CQI_TYPE_WIDEBAND;
|
|
|
|
|
uci_data.uci_cqi_len = srslte_cqi_size(&cqi_value);
|
|
|
|
|
if (tx_mode == LIBLTE_RRC_TRANSMISSION_MODE_4) {
|
|
|
|
|
//uci_data.uci_dif_cqi_len = 3;
|
|
|
|
|
uci_data.uci_pmi_len = 2;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@ -564,26 +658,48 @@ int phch_worker::decode_pucch()
|
|
|
|
|
fprintf(stderr, "Error getting PUCCH\n");
|
|
|
|
|
return SRSLTE_ERROR;
|
|
|
|
|
}
|
|
|
|
|
if (uci_data.uci_ack_len > 0) {
|
|
|
|
|
phy->mac->ack_info(tti_rx, rnti, uci_data.uci_ack && (srslte_pucch_get_last_corr(&enb_ul.pucch) >= PUCCH_RL_CORR_TH));
|
|
|
|
|
/* If only one ACK is required, it can be for TB0 or TB1 */
|
|
|
|
|
uint32_t ack_idx = 0;
|
|
|
|
|
for (uint32_t tb = 0; tb < SRSLTE_MAX_TB; tb++) {
|
|
|
|
|
if (needs_ack[tb]) {
|
|
|
|
|
bool ack = ((ack_idx++ == 0) ? uci_data.uci_ack : uci_data.uci_ack_2);
|
|
|
|
|
bool valid = srslte_pucch_get_last_corr(&enb_ul.pucch) >= PUCCH_RL_CORR_TH;
|
|
|
|
|
phy->mac->ack_info(tti_rx, rnti, tb, ack && valid);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (uci_data.scheduling_request) {
|
|
|
|
|
phy->mac->sr_detected(tti_rx, rnti);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
char cqi_str[64];
|
|
|
|
|
if (uci_data.uci_cqi_len) {
|
|
|
|
|
char cqi_ri_str[64];
|
|
|
|
|
if (srslte_pucch_get_last_corr(&enb_ul.pucch) > PUCCH_RL_CORR_TH) {
|
|
|
|
|
if (uci_data.uci_ri_len && needs_ri) {
|
|
|
|
|
phy->mac->ri_info(tti_rx, rnti, uci_data.uci_ri);
|
|
|
|
|
sprintf(cqi_ri_str, ", ri=%d", uci_data.uci_ri);
|
|
|
|
|
} else if (uci_data.uci_cqi_len && needs_cqi) {
|
|
|
|
|
srslte_cqi_value_unpack(uci_data.uci_cqi, &cqi_value);
|
|
|
|
|
phy->mac->cqi_info(tti_rx, rnti, cqi_value.wideband.wideband_cqi);
|
|
|
|
|
sprintf(cqi_str, ", cqi=%d", cqi_value.wideband.wideband_cqi);
|
|
|
|
|
sprintf(cqi_ri_str, ", cqi=%d", cqi_value.wideband.wideband_cqi);
|
|
|
|
|
|
|
|
|
|
if (uci_data.uci_pmi_len) {
|
|
|
|
|
uint32_t packed_pmi = uci_data.uci_pmi[0];
|
|
|
|
|
if (uci_data.uci_pmi_len > 1) {
|
|
|
|
|
packed_pmi = (packed_pmi << 1) + uci_data.uci_pmi[1];
|
|
|
|
|
}
|
|
|
|
|
phy->mac->pmi_info(tti_rx, rnti, packed_pmi);
|
|
|
|
|
sprintf(cqi_ri_str, "%s, pmi=%c", cqi_ri_str, packed_pmi + 0x30);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
log_h->info("PUCCH: rnti=0x%x, corr=%.2f, n_pucch=%d, n_prb=%d%s%s%s\n",
|
|
|
|
|
log_h->info("PUCCH: rnti=0x%x, corr=%.2f, n_pucch=%d, n_prb=%d%s%s%s%s\n",
|
|
|
|
|
rnti,
|
|
|
|
|
srslte_pucch_get_last_corr(&enb_ul.pucch),
|
|
|
|
|
enb_ul.pucch.last_n_pucch, enb_ul.pucch.last_n_prb,
|
|
|
|
|
needs_ack?(uci_data.uci_ack?", ack=1":", ack=0"):"",
|
|
|
|
|
(uci_data.uci_ack_len)?(uci_data.uci_ack?", ack=1":", ack=0"):"",
|
|
|
|
|
(uci_data.uci_ack_len > 1)?(uci_data.uci_ack_2?"1":"0"):"",
|
|
|
|
|
needs_sr?(uci_data.scheduling_request?", sr=yes":", sr=no"):"",
|
|
|
|
|
needs_cqi?cqi_str:"");
|
|
|
|
|
(needs_cqi || needs_ri)?cqi_ri_str:"");
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Notify MAC of RL status
|
|
|
|
|
@ -642,25 +758,16 @@ int phch_worker::encode_pdcch_ul(srslte_enb_ul_pusch_t *grants, uint32_t nof_gra
|
|
|
|
|
int phch_worker::encode_pdcch_dl(srslte_enb_dl_pdsch_t *grants, uint32_t nof_grants)
|
|
|
|
|
{
|
|
|
|
|
for (uint32_t i=0;i<nof_grants;i++) {
|
|
|
|
|
uint16_t rnti = grants[i].rnti;
|
|
|
|
|
srslte_enb_dl_pdsch_t *grant = &grants[i];
|
|
|
|
|
uint16_t rnti = grant->rnti;
|
|
|
|
|
if (rnti) {
|
|
|
|
|
srslte_dci_format_t format = SRSLTE_DCI_FORMAT1;
|
|
|
|
|
switch(grants[i].grant.alloc_type) {
|
|
|
|
|
case SRSLTE_RA_ALLOC_TYPE0:
|
|
|
|
|
case SRSLTE_RA_ALLOC_TYPE1:
|
|
|
|
|
format = SRSLTE_DCI_FORMAT1;
|
|
|
|
|
break;
|
|
|
|
|
case SRSLTE_RA_ALLOC_TYPE2:
|
|
|
|
|
format = SRSLTE_DCI_FORMAT1A;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
if (srslte_enb_dl_put_pdcch_dl(&enb_dl, &grants[i].grant, format, grants[i].location, rnti, sf_tx)) {
|
|
|
|
|
if (srslte_enb_dl_put_pdcch_dl(&enb_dl, &grants[i].grant, grant->dci_format, grants[i].location, rnti, sf_tx)) {
|
|
|
|
|
fprintf(stderr, "Error putting PDCCH %d\n",i);
|
|
|
|
|
return SRSLTE_ERROR;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (LOG_THIS(rnti)) {
|
|
|
|
|
Info("PDCCH: DL DCI %s rnti=0x%x, cce_index=%d, L=%d, tti_tx_dl=%d\n", srslte_dci_format_string(format),
|
|
|
|
|
Info("PDCCH: DL DCI %s rnti=0x%x, cce_index=%d, L=%d, tti_tx_dl=%d\n", srslte_dci_format_string(grant->dci_format),
|
|
|
|
|
rnti, grants[i].location.ncce, (1<<grants[i].location.L), tti_tx_dl);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
@ -668,8 +775,7 @@ int phch_worker::encode_pdcch_dl(srslte_enb_dl_pdsch_t *grants, uint32_t nof_gra
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int phch_worker::encode_pdsch(srslte_enb_dl_pdsch_t *grants, uint32_t nof_grants)
|
|
|
|
|
{
|
|
|
|
|
int phch_worker::encode_pdsch(srslte_enb_dl_pdsch_t *grants, uint32_t nof_grants) {
|
|
|
|
|
for (uint32_t i = 0; i < nof_grants; i++) {
|
|
|
|
|
uint16_t rnti = grants[i].rnti;
|
|
|
|
|
if (rnti) {
|
|
|
|
|
@ -678,7 +784,9 @@ int phch_worker::encode_pdsch(srslte_enb_dl_pdsch_t *grants, uint32_t nof_grants
|
|
|
|
|
if (rnti == SRSLTE_SIRNTI || rnti == SRSLTE_PRNTI || rnti == SRSLTE_MRNTI) {
|
|
|
|
|
rnti_is_user = false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Mimo type (tx scheme) shall be single or tx diversity by default */
|
|
|
|
|
srslte_mimo_type_t mimo_type = (enb_dl.cell.nof_ports == 1) ? SRSLTE_MIMO_TYPE_SINGLE_ANTENNA
|
|
|
|
|
: SRSLTE_MIMO_TYPE_TX_DIVERSITY;
|
|
|
|
|
srslte_ra_dl_grant_t phy_grant;
|
|
|
|
|
srslte_ra_dl_dci_to_grant(&grants[i].grant, enb_dl.cell.nof_prb, rnti, &phy_grant);
|
|
|
|
|
|
|
|
|
|
@ -695,27 +803,75 @@ int phch_worker::encode_pdsch(srslte_enb_dl_pdsch_t *grants, uint32_t nof_grants
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
srslte_dci_format_t dci_format = grants[i].dci_format;
|
|
|
|
|
switch (dci_format) {
|
|
|
|
|
case SRSLTE_DCI_FORMAT1:
|
|
|
|
|
case SRSLTE_DCI_FORMAT1A:
|
|
|
|
|
/* Do nothing, it keeps default */
|
|
|
|
|
break;
|
|
|
|
|
case SRSLTE_DCI_FORMAT2A:
|
|
|
|
|
if (SRSLTE_RA_DL_GRANT_NOF_TB(&phy_grant) == 1) {
|
|
|
|
|
mimo_type = SRSLTE_MIMO_TYPE_TX_DIVERSITY;
|
|
|
|
|
} else if (SRSLTE_RA_DL_GRANT_NOF_TB(&phy_grant) == 2) {
|
|
|
|
|
mimo_type = SRSLTE_MIMO_TYPE_CDD;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case SRSLTE_DCI_FORMAT2:
|
|
|
|
|
if (SRSLTE_RA_DL_GRANT_NOF_TB(&phy_grant) == 1) {
|
|
|
|
|
if (phy_grant.pinfo == 0) {
|
|
|
|
|
mimo_type = SRSLTE_MIMO_TYPE_TX_DIVERSITY;
|
|
|
|
|
} else {
|
|
|
|
|
mimo_type = SRSLTE_MIMO_TYPE_SPATIAL_MULTIPLEX;
|
|
|
|
|
}
|
|
|
|
|
} else if (SRSLTE_RA_DL_GRANT_NOF_TB(&phy_grant) == 2) {
|
|
|
|
|
mimo_type = SRSLTE_MIMO_TYPE_SPATIAL_MULTIPLEX;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case SRSLTE_DCI_FORMAT0:
|
|
|
|
|
case SRSLTE_DCI_FORMAT1C:
|
|
|
|
|
case SRSLTE_DCI_FORMAT1B:
|
|
|
|
|
case SRSLTE_DCI_FORMAT1D:
|
|
|
|
|
case SRSLTE_DCI_FORMAT2B:
|
|
|
|
|
default:
|
|
|
|
|
Error("Not implemented/Undefined DCI format (%d)\n", dci_format);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (LOG_THIS(rnti)) {
|
|
|
|
|
uint8_t x = 0;
|
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uint8_t *ptr = grants[i].data;
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uint8_t *ptr = grants[i].data[0];
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uint32_t len = phy_grant.mcs[0].tbs / (uint32_t) 8;
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if (!ptr) {
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ptr = &x;
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len = 1;
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}
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char pinfo_str[16] = {0};
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if (dci_format == SRSLTE_DCI_FORMAT2) {
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snprintf(pinfo_str, 15, ", pinfo=%x", phy_grant.pinfo);
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}
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char tbstr[SRSLTE_MAX_TB][128];
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for (int tb = 0; tb < SRSLTE_MAX_TB; tb++) {
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if (phy_grant.tb_en[tb]) {
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snprintf(tbstr[tb], 128, ", TB%d: tbs=%d, mcs=%d, rv=%d%s%s",
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tb,
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phy_grant.mcs[tb].tbs / 8,
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phy_grant.mcs[tb].idx,
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(tb == 0) ? grants[i].grant.rv_idx : grants[i].grant.rv_idx_1,
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grants[i].softbuffers[tb]==NULL?", \e[31msoftbuffer=NULL\e[0m":"",
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grants[i].data[tb]==NULL?", \e[31mdata=NULL\e[0m":"");
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} else {
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tbstr[tb][0] = '\0';
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}
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}
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log_h->info_hex(ptr, len,
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"PDSCH: rnti=0x%x, l_crb=%2d, %s, harq=%d, tbs=%d, mcs=%d, rv=%d, tti_tx_dl=%d\n",
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rnti, phy_grant.nof_prb, grant_str, grants[i].grant.harq_process,
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phy_grant.mcs[0].tbs/8, phy_grant.mcs[0].idx, grants[i].grant.rv_idx, tti_tx_dl);
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"PDSCH: rnti=0x%x, l_crb=%2d, %s, harq=%d, tti_tx_dl=%d, tx_scheme=%s%s%s%s\n",
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rnti, phy_grant.nof_prb, grant_str, grants[i].grant.harq_process, tti_tx_dl,
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srslte_mimotype2str(mimo_type), pinfo_str, tbstr[0], tbstr[1]);
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}
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srslte_softbuffer_tx_t *sb[SRSLTE_MAX_CODEWORDS] = {grants[i].softbuffer, NULL};
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uint8_t *d[SRSLTE_MAX_CODEWORDS] = {grants[i].data, NULL};
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int rv[SRSLTE_MAX_CODEWORDS] = {grants[i].grant.rv_idx, 0};
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int rv[SRSLTE_MAX_CODEWORDS] = {grants[i].grant.rv_idx, grants[i].grant.rv_idx_1};
|
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|
if (srslte_enb_dl_put_pdsch(&enb_dl, &phy_grant, sb, rnti, rv, sf_tx, d, SRSLTE_MIMO_TYPE_SINGLE_ANTENNA, 0))
|
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{
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if (srslte_enb_dl_put_pdsch(&enb_dl, &phy_grant, grants[i].softbuffers, rnti, rv, sf_tx, grants[i].data, mimo_type)) {
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|
|
fprintf(stderr, "Error putting PDSCH %d\n", i);
|
|
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|
|
return SRSLTE_ERROR;
|
|
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|
|
}
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Ismael Gomez
7 years ago