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OpenXG-RAN
Commit 29766284 authored by Ejaz Ahmed's avatar Ejaz Ahmed
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Added PSFCH configurations; Ignored number of psfch symbols 

a) Added PSFCH configurations in conf file for TX resource pool;
b) In case of pucch based psfch transmission, ignored number of psfch
symbols for number of pssch symbols calculation
parent 34aede6e
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Showing with 22 additions and 12 deletions
executables/nr-uesoftmodem.c
View file @ 29766284
......@@ -487,7 +487,6 @@ int main( int argc, char **argv ) {
init_pdcp(mode_offset + ue_id_g);
}
}
PHY_vars_UE_g = malloc(sizeof(PHY_VARS_NR_UE **));
PHY_vars_UE_g[0] = malloc(sizeof(PHY_VARS_NR_UE *)*MAX_NUM_CCs);
if (get_softmodem_params()->emulate_l1) {
......
executables/nr-uesoftmodem.h
View file @ 29766284
......@@ -13,6 +13,7 @@
#define CONFIG_HLP_OFFSET_DIV "Divisor for computing OFDM symbol offset in Rx chain (num samples in CP/<the value>). Default value is 8. To set the sample offset to 0, set this value ~ 10e6\n"
#define CONFIG_HLP_MAX_LDPC_ITERATIONS "Maximum LDPC decoder iterations\n"
#define CONFIG_HLP_SL_SYNCSOURCEUE "Sidelink UE acts as SYNC REF UE"
#define CONFIG_HLP_PSFCH "Set value to 1 if PSFCH is based on PUCCH, otherwise 0\n"
/***************************************************************************************************************************************/
/* command line options definitions, CMDLINE_XXXX_DESC macros are used to initialize paramdef_t arrays which are then used as argument
when calling config_get or config_getlist functions */
......@@ -63,6 +64,7 @@
{"ue-timing-correction-disable", CONFIG_HLP_DISABLETIMECORR, PARAMFLAG_BOOL, .iptr=&(nrUE_params.no_timing_correction), .defintval=0, TYPE_INT, 0}, \
{"SLC", CONFIG_HLP_SLF, 0, .u64ptr=&(sidelink_frequency[0][0]), .defuintval=2600000000,TYPE_UINT64,0}, \
{"sync-ref", CONFIG_HLP_SL_SYNCSOURCEUE, PARAMFLAG_BOOL, .uptr=&(nrUE_params.sync_ref), .defuintval=0, TYPE_UINT32, 0}, \
{"is_pucch_psfch", CONFIG_HLP_PSFCH, 0, .iptr=&(nrUE_params.is_pucch_psfch), .defintval=0, TYPE_INT, 0}, \
}
// clang-format on
......@@ -85,6 +87,7 @@ typedef struct {
int N_RB_DL;
int ssb_start_subcarrier;
uint32_t sync_ref;
int is_pucch_psfch;
} nrUE_params_t;
extern uint64_t get_nrUE_optmask(void);
extern uint64_t set_nrUE_optmask(uint64_t bitmask);
......
executables/softmodem-common.h
View file @ 29766284
......@@ -109,7 +109,6 @@ extern "C"
#define CONFIG_HLP_SYNC_REF "Sync Reference in Sidelink\n"
#define CONFIG_HLP_NID1 "Set NID1 value in Sidelink\n"
#define CONFIG_HLP_NID2 "Set NID2 value in Sidelink\n"
/*-----------------------------------------------------------------------------------------------------------------------------------------------------*/
/* command line parameters common to eNodeB and UE */
/* optname helpstr paramflags XXXptr defXXXval type numelt */
......
openair2/LAYER2/NR_MAC_UE/nr_ue_sci_slsch.c
View file @ 29766284
......@@ -36,6 +36,7 @@
/* exe */
#include "executables/nr-softmodem.h"
#include "executables/nr-uesoftmodem.h"
/* RRC*/
#include "RRC/NR_UE/rrc_proto.h"
......@@ -244,12 +245,11 @@ void fill_pssch_pscch_pdu(sl_nr_tx_config_pscch_pssch_pdu_t *nr_sl_pssch_pscch_p
nr_sl_pssch_pscch_pdu->pscch_dmrs_scrambling_id,
nr_sl_pssch_pscch_pdu->num_subch,
nr_sl_pssch_pscch_pdu->subchannel_size);
#if 0
if (sl_res_pool->sl_PSFCH_Config_r16 && sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16 && *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16>0) {
num_psfch_symbols = *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16;
if (num_psfch_symbols == 3) num_psfch_symbols++;
if (get_nrUE_params()->is_pucch_psfch) num_psfch_symbols = 0;
}
#endif
nr_sl_pssch_pscch_pdu->pssch_numsym=7+*sl_bwp->sl_BWP_Generic_r16->sl_LengthSymbols_r16-num_psfch_symbols-2;
nr_sl_pssch_pscch_pdu->pssch_startsym = *sl_bwp->sl_BWP_Generic_r16->sl_StartSymbol_r16;
......@@ -493,12 +493,11 @@ void config_pscch_pdu_rx(sl_nr_rx_config_pscch_pdu_t *nr_sl_pscch_pdu,
//Guard symbol + AGC symbol are also excluded
//Indicates the number of symbols for PSCCH+PSSCH txn
int num_psfch_symbols=0;
#if 0
if (sl_res_pool->sl_PSFCH_Config_r16 && sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16 && *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16>0) {
num_psfch_symbols = *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16;
if (num_psfch_symbols == 3) num_psfch_symbols++;
if (get_nrUE_params()->is_pucch_psfch) num_psfch_symbols = 0;
}
#endif
nr_sl_pscch_pdu->pssch_numsym=7+*sl_bwp->sl_BWP_Generic_r16->sl_LengthSymbols_r16-num_psfch_symbols-2;
//sci 1A length used to decode on PSCCH.
nr_sl_pscch_pdu->sci_1a_length = nr_sci_size(sl_res_pool,&dummy_sci,NR_SL_SCI_FORMAT_1A);
......@@ -655,12 +654,11 @@ void config_pssch_slsch_pdu_rx(sl_nr_rx_config_pssch_pdu_t *nr_sl_pssch_pdu,
NRRIV2BW(sl_bwp->sl_BWP_Generic_r16->sl_BWP_r16->locationAndBandwidth,273),
nr_sl_pssch_pdu->num_layers);
int num_psfch_symbols=0;
#if 0
if (sl_res_pool->sl_PSFCH_Config_r16 && sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16 && *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16>0) {
num_psfch_symbols = *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16;
if (num_psfch_symbols == 3) num_psfch_symbols++;
if (get_nrUE_params()->is_pucch_psfch) num_psfch_symbols = 0;
}
#endif
int pssch_numsym=7+*sl_bwp->sl_BWP_Generic_r16->sl_LengthSymbols_r16-num_psfch_symbols-2;
uint16_t l_subch;
convNRFRIV(sci_pdu->frequency_resource_assignment.val,
......@@ -751,13 +749,12 @@ int config_pssch_sci_pdu_rx(sl_nr_rx_config_pssch_sci_pdu_t *nr_sl_pssch_sci_pdu
//Guard symbol + AGC symbol are also excluded
//Indicates the number of symbols for PSCCH+PSSCH txn
int num_psfch_symbols=0;
#if 0
if (sl_res_pool->sl_PSFCH_Config_r16 && sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16 && *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16>0) {
num_psfch_symbols = *sl_res_pool->sl_PSFCH_Config_r16->choice.setup->sl_PSFCH_Period_r16;
if (num_psfch_symbols == 3) num_psfch_symbols++;
if (get_nrUE_params()->is_pucch_psfch) num_psfch_symbols = 0;
}
#endif
nr_sl_pssch_sci_pdu->pssch_numsym = 7+*sl_bwp->sl_BWP_Generic_r16->sl_LengthSymbols_r16-num_psfch_symbols-2;;
nr_sl_pssch_sci_pdu->pssch_numsym = 7+*sl_bwp->sl_BWP_Generic_r16->sl_LengthSymbols_r16-num_psfch_symbols-2;
//DMRS SYMBOL MASK. If bit set to 1 indicates it is a DMRS symbol. LSB is symbol 0
// Table from SPEC 38.211, Table 8.4.1.1.2-1
......
targets/PROJECTS/NR-SIDELINK/CONF/sl_preconfiguration.conf
View file @ 29766284
......@@ -67,7 +67,7 @@ SIDELINK_PRECONFIGURATION = (
sl_PSFCH_Period = 3; //sl4
# Number of cyclic shift pairs used for a PSFCH transmission that can be multiplexed in a PRB
# Possible values {n1, n2, n3, n4}
sl_NumMuxCS_Pair = 1;
sl_NumMuxCS_Pair = 1;
# Minimum time gap between PSFCH and the associated PSSCH in the unit of slots {sl2, sl3}
sl_MinTimeGapPSFCH = 1; //sl3
# Scrambling ID {0..1023} for sequence hopping of the PSFCH used in the resource pool
......@@ -93,6 +93,18 @@ SIDELINK_PRECONFIGURATION = (
#number of PRBs in a rpool
sl_RB_Number = 50;
sl_NumSubchannel = 1;
# period of PSFCH resource in units of slots within this resource pool
# Possible values sl0 means no PSFCH resource, {sl0, sl1, sl2, sl4}
sl_PSFCH_Period = 3; //sl4
# Number of cyclic shift pairs used for a PSFCH transmission that can be multiplexed in a PRB
# Possible values {n1, n2, n3, n4}
sl_NumMuxCS_Pair = 1;
# Minimum time gap between PSFCH and the associated PSSCH in the unit of slots {sl2, sl3}
sl_MinTimeGapPSFCH = 1; //sl3
# Scrambling ID {0..1023} for sequence hopping of the PSFCH used in the resource pool
sl_PSFCH_HopID = 1;
# Number of PSFCH resources available {startSubCH, allocSubCH} for multiplexing HARQ-ACK information in a PSFCH transmission
sl_PSFCH_CandidateResourceType = 0; // startSubCH
}
);
......
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