From a675de4c8b41ba0329a0bc9ff3c8c7d2352d0005 Mon Sep 17 00:00:00 2001 From: rmagueta <rmagueta@allbesmart.pt> Date: Tue, 22 Jun 2021 18:48:46 +0100 Subject: [PATCH] Initialization of ssb_mask and ssb_period at UE for SA --- executables/nr-uesoftmodem.c | 6 +++-- openair2/LAYER2/NR_MAC_UE/config_ue.c | 2 +- openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c | 27 ++++++++++++-------- 3 files changed, 22 insertions(+), 13 deletions(-) diff --git a/executables/nr-uesoftmodem.c b/executables/nr-uesoftmodem.c index 1502d95a78..cbc79912a2 100644 --- a/executables/nr-uesoftmodem.c +++ b/executables/nr-uesoftmodem.c @@ -489,10 +489,12 @@ int main( int argc, char **argv ) { nrUE_config->carrier_config.ul_grid_size[nrUE_config->ssb_config.scs_common] = UE[CC_id]->frame_parms.N_RB_DL; nrUE_config->carrier_config.dl_frequency = (downlink_frequency[0][0] -(6*UE[CC_id]->frame_parms.N_RB_DL*(15000<<nrUE_config->ssb_config.scs_common)))/1000; nrUE_config->carrier_config.uplink_frequency = (downlink_frequency[0][0] -(6*UE[CC_id]->frame_parms.N_RB_DL*(15000<<nrUE_config->ssb_config.scs_common)))/1000; - nrUE_config->cell_config.frame_duplex_type = TDD; nrUE_config->ssb_table.ssb_offset_point_a = (UE[CC_id]->frame_parms.N_RB_DL - 20)>>1; - + // Initialize values, will be updated upon SIB1 reception + nrUE_config->cell_config.frame_duplex_type = TDD; + nrUE_config->ssb_table.ssb_mask_list[0].ssb_mask = 0xFFFFFFFF; + nrUE_config->ssb_table.ssb_period = 1; } nr_init_frame_parms_ue(&UE[CC_id]->frame_parms, nrUE_config, diff --git a/openair2/LAYER2/NR_MAC_UE/config_ue.c b/openair2/LAYER2/NR_MAC_UE/config_ue.c index af24add77d..3f08b70930 100755 --- a/openair2/LAYER2/NR_MAC_UE/config_ue.c +++ b/openair2/LAYER2/NR_MAC_UE/config_ue.c @@ -232,7 +232,7 @@ void config_common_ue(NR_UE_MAC_INST_t *mac, cfg->ssb_table.ssb_offset_point_a = absolute_diff/(12*scs_scaling) - 10; cfg->ssb_table.ssb_period = *scc->ssb_periodicityServingCell; cfg->ssb_table.ssb_subcarrier_offset = 0; // TODO currently not in RRC? - + switch (scc->ssb_PositionsInBurst->present) { case 1 : cfg->ssb_table.ssb_mask_list[0].ssb_mask = scc->ssb_PositionsInBurst->choice.shortBitmap.buf[0]<<24; diff --git a/openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c b/openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c index 2bac03fc4f..ffcc57a45f 100644 --- a/openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c +++ b/openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c @@ -62,6 +62,7 @@ #include "common/utils/LOG/log.h" #include "common/utils/LOG/vcd_signal_dumper.h" +//#define DEBUG_MIB //#define ENABLE_MAC_PAYLOAD_DEBUG 1 //#define DEBUG_EXTRACT_DCI //#define DEBUG_RAR @@ -115,9 +116,10 @@ int8_t nr_ue_decode_mib(module_id_t module_id, //if(mac->mib != NULL){ uint16_t frame = (mac->mib->systemFrameNumber.buf[0] >> mac->mib->systemFrameNumber.bits_unused); uint16_t frame_number_4lsb = 0; + for (int i=0; i<4; i++) frame_number_4lsb |= ((extra_bits>>i)&1)<<(3-i); - uint8_t half_frame_bit = ( extra_bits >> 4 ) & 0x1; // extra bits[4] + uint8_t ssb_subcarrier_offset_msb = ( extra_bits >> 5 ) & 0x1; // extra bits[5] uint8_t ssb_subcarrier_offset = (uint8_t)mac->mib->ssb_SubcarrierOffset; @@ -134,15 +136,20 @@ int8_t nr_ue_decode_mib(module_id_t module_id, } } - LOG_D(MAC,"system frame number(6 MSB bits): %d\n", mac->mib->systemFrameNumber.buf[0]); - LOG_D(MAC,"system frame number(with LSB): %d\n", (int)frame); - LOG_D(MAC,"subcarrier spacing (0=15or60, 1=30or120): %d\n", (int)mac->mib->subCarrierSpacingCommon); - LOG_D(MAC,"ssb carrier offset(with MSB): %d\n", (int)ssb_subcarrier_offset); - LOG_D(MAC,"dmrs type A position (0=pos2,1=pos3): %d\n", (int)mac->mib->dmrs_TypeA_Position); - LOG_D(MAC,"cell barred (0=barred,1=notBarred): %d\n", (int)mac->mib->cellBarred); - LOG_D(MAC,"intra frequency reselection (0=allowed,1=notAllowed): %d\n", (int)mac->mib->intraFreqReselection); - LOG_D(MAC,"half frame bit(extra bits): %d\n", (int)half_frame_bit); - LOG_D(MAC,"ssb index(extra bits): %d\n", (int)ssb_index); +#ifdef DEBUG_MIB + uint8_t half_frame_bit = ( extra_bits >> 4 ) & 0x1; // extra bits[4] + LOG_I(MAC,"system frame number(6 MSB bits): %d\n", mac->mib->systemFrameNumber.buf[0]); + LOG_I(MAC,"system frame number(with LSB): %d\n", (int)frame); + LOG_I(MAC,"subcarrier spacing (0=15or60, 1=30or120): %d\n", (int)mac->mib->subCarrierSpacingCommon); + LOG_I(MAC,"ssb carrier offset(with MSB): %d\n", (int)ssb_subcarrier_offset); + LOG_I(MAC,"dmrs type A position (0=pos2,1=pos3): %d\n", (int)mac->mib->dmrs_TypeA_Position); + LOG_I(MAC,"controlResourceSetZero: %d\n", (int)mac->mib->pdcch_ConfigSIB1.controlResourceSetZero); + LOG_I(MAC,"searchSpaceZero: %d\n", (int)mac->mib->pdcch_ConfigSIB1.searchSpaceZero); + LOG_I(MAC,"cell barred (0=barred,1=notBarred): %d\n", (int)mac->mib->cellBarred); + LOG_I(MAC,"intra frequency reselection (0=allowed,1=notAllowed): %d\n", (int)mac->mib->intraFreqReselection); + LOG_I(MAC,"half frame bit(extra bits): %d\n", (int)half_frame_bit); + LOG_I(MAC,"ssb index(extra bits): %d\n", (int)ssb_index); +#endif //storing ssb index in the mac structure mac->mib_ssb = ssb_index; -- 2.26.2