mirror of https://github.com/PentHertz/srsLTE.git
fix issue #1418 by changing the ConRes CE scheduling mechanism
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06d31f46ba
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@ -36,10 +36,7 @@ using namespace asn1::rrc;
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namespace srsenb {
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mac::mac() :
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rar_pdu_msg(sched_interface::MAX_RAR_LIST),
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rar_payload(),
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common_buffers(SRSLTE_MAX_CARRIERS)
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mac::mac() : rar_pdu_msg(sched_interface::MAX_RAR_LIST), rar_payload(), common_buffers(SRSLTE_MAX_CARRIERS)
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{
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pthread_rwlock_init(&rwlock, nullptr);
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}
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@ -268,7 +265,6 @@ int mac::ue_set_crnti(uint16_t temp_crnti, uint16_t crnti, sched_interface::ue_c
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if (ret != SRSLTE_SUCCESS) {
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return ret;
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}
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scheduler.dl_mac_buffer_state(crnti, (uint32_t)srslte::dl_sch_lcid::CON_RES_ID);
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return ret;
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}
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@ -517,7 +513,6 @@ void mac::rach_detected(uint32_t tti, uint32_t enb_cc_idx, uint32_t preamble_idx
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ue_cfg.supported_cc_list.emplace_back();
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ue_cfg.supported_cc_list.back().active = true;
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ue_cfg.supported_cc_list.back().enb_cc_idx = enb_cc_idx;
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ue_cfg.ue_bearers[0].direction = srsenb::sched_interface::ue_bearer_cfg_t::BOTH;
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ue_cfg.dl_cfg.tm = SRSLTE_TM1;
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if (scheduler.ue_cfg(rnti, ue_cfg) != SRSLTE_SUCCESS) {
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Error("Registering new user rnti=0x%x to SCHED\n", rnti);
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@ -536,6 +531,9 @@ void mac::rach_detected(uint32_t tti, uint32_t enb_cc_idx, uint32_t preamble_idx
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// Trigger scheduler RACH
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scheduler.dl_rach_info(enb_cc_idx, rar_info);
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// Schedule ConRes Msg4
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scheduler.dl_mac_buffer_state(rnti, (uint32_t)srslte::dl_sch_lcid::CON_RES_ID);
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log_h->info("RACH: tti=%d, preamble=%d, offset=%d, temp_crnti=0x%x\n", tti, preamble_idx, time_adv, rnti);
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log_h->console("RACH: tti=%d, preamble=%d, offset=%d, temp_crnti=0x%x\n", tti, preamble_idx, time_adv, rnti);
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});
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@ -879,7 +879,6 @@ std::pair<uint32_t, uint32_t> sched_ue::get_requested_dl_bytes(uint32_t ue_cc_id
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// Ensure there is space for ConRes and RRC Setup
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// SRB0 is a special case due to being RLC TM (no segmentation possible)
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if (not bearer_is_dl(&lch[0])) {
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log_h->error("SRB0 must always be activated for DL\n");
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return {0, 0};
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}
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if (not carriers[ue_cc_idx].is_active()) {
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@ -328,6 +328,11 @@ void rrc::ue::handle_rrc_con_setup_complete(rrc_conn_setup_complete_s* msg, srsl
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void rrc::ue::send_connection_reject()
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{
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// Activate SRB0 if not yet activated
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sched_interface::ue_bearer_cfg_t srb0{};
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srb0.direction = sched_interface::ue_bearer_cfg_t::DL;
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parent->mac->bearer_ue_cfg(rnti, 0, &srb0);
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dl_ccch_msg_s dl_ccch_msg;
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dl_ccch_msg.msg.set_c1().set_rrc_conn_reject().crit_exts.set_c1().set_rrc_conn_reject_r8().wait_time = 10;
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send_dl_ccch(&dl_ccch_msg);
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