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OpenXG-RAN
Commit 8b276ce2 authored by francescomani's avatar francescomani
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some additional cleanup

parent 7ed21f90
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Showing with 141 additions and 163 deletions
openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_ue.c
View file @ 8b276ce2
......@@ -45,7 +45,6 @@
#include "executables/nr-softmodem.h"
#include "executables/softmodem-common.h"
#include "PHY/NR_REFSIG/ul_ref_seq_nr.h"
#include "LAYER2/NR_MAC_UE/nr_l1_helpers.h"
//#define DEBUG_PUSCH_MAPPING
//#define DEBUG_MAC_PDU
......@@ -142,7 +141,12 @@ void nr_ue_ulsch_procedures(PHY_VARS_NR_UE *UE,
ulsch_ue->Nid_cell = Nid_cell;
get_num_re_dmrs(pusch_pdu, &nb_dmrs_re_per_rb, &number_dmrs_symbols);
for (int i = start_symbol; i < start_symbol + number_of_symbols; i++) {
if((ul_dmrs_symb_pos >> i) & 0x01)
number_dmrs_symbols += 1;
}
nb_dmrs_re_per_rb = ((dmrs_type == pusch_dmrs_type1) ? 6:4)*cdm_grps_no_data;
LOG_D(PHY,"ulsch %x : start_rb %d bwp_start %d start_sc %d start_symbol %d num_symbols %d cdmgrpsnodata %d num_dmrs %d dmrs_re_per_rb %d\n",
rnti,start_rb,pusch_pdu->bwp_start,start_sc,start_symbol,number_of_symbols,cdm_grps_no_data,number_dmrs_symbols,nb_dmrs_re_per_rb);
......
openair1/SIMULATION/NR_PHY/dlsim.c
View file @ 8b276ce2
......@@ -27,6 +27,7 @@
#include <unistd.h>
#include "common/ran_context.h"
#include "common/config/config_userapi.h"
#include "common/utils/nr/nr_common.h"
#include "common/utils/LOG/log.h"
#include "LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
#include "LAYER2/NR_MAC_UE/mac_defs.h"
......
openair1/SIMULATION/NR_PHY/pbchsim.c
View file @ 8b276ce2
......@@ -28,6 +28,7 @@
#include "common/config/config_userapi.h"
#include "common/utils/LOG/log.h"
#include "common/ran_context.h"
#include "common/utils/nr/nr_common.h"
#include "PHY/types.h"
#include "PHY/defs_nr_common.h"
#include "PHY/defs_nr_UE.h"
......
openair1/SIMULATION/NR_PHY/prachsim.c
View file @ 8b276ce2
......@@ -47,6 +47,7 @@
#include "nr_unitary_defs.h"
#include "OCG_vars.h"
#include <openair2/LAYER2/MAC/mac_vars.h>
#include <openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h>
#include <openair2/RRC/LTE/rrc_vars.h>
#include <executables/softmodem-common.h>
#include <openair2/RRC/NR_UE/rrc_defs.h>
......
openair2/LAYER2/NR_MAC_UE/nr_l1_helpers.c
View file @ 8b276ce2
......@@ -38,148 +38,6 @@
#include "LAYER2/NR_MAC_UE/nr_l1_helpers.h"
#include "NR_P-Max.h"
/* TS 38.321 subclause 7.3 - return DELTA_PREAMBLE values in dB */
int8_t nr_get_DELTA_PREAMBLE(module_id_t mod_id, int CC_id, uint16_t prach_format){
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon = (mac->scc!=NULL) ?
mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup:
mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
NR_SubcarrierSpacing_t scs = *nr_rach_ConfigCommon->msg1_SubcarrierSpacing;
int prach_sequence_length = (mac->scc!=NULL)?(mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present - 1) : (mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present-1);
uint8_t prachConfigIndex, mu;
AssertFatal(CC_id == 0, "Transmission on secondary CCs is not supported yet\n");
// SCS configuration from msg1_SubcarrierSpacing and table 4.2-1 in TS 38.211
switch (scs){
case NR_SubcarrierSpacing_kHz15:
mu = 0;
break;
case NR_SubcarrierSpacing_kHz30:
mu = 1;
break;
case NR_SubcarrierSpacing_kHz60:
mu = 2;
break;
case NR_SubcarrierSpacing_kHz120:
mu = 3;
break;
case NR_SubcarrierSpacing_kHz240:
mu = 4;
break;
case NR_SubcarrierSpacing_spare3:
mu = 5;
break;
case NR_SubcarrierSpacing_spare2:
mu = 6;
break;
case NR_SubcarrierSpacing_spare1:
mu = 7;
break;
default:
AssertFatal(1 == 0,"Unknown msg1_SubcarrierSpacing %lu\n", scs);
}
// Preamble formats given by prach_ConfigurationIndex and tables 6.3.3.2-2 and 6.3.3.2-2 in TS 38.211
prachConfigIndex = nr_rach_ConfigCommon->rach_ConfigGeneric.prach_ConfigurationIndex;
if (prach_sequence_length == 0) {
AssertFatal(prach_format < 4, "Illegal PRACH format %d for sequence length 839\n", prach_format);
switch (prach_format) {
// long preamble formats
case 0:
case 3:
return 0;
case 1:
return -3;
case 2:
return -6;
}
} else {
switch (prach_format) { // short preamble formats
case 0:
case 3:
return 8 + 3*mu;
case 1:
case 4:
case 8:
return 5 + 3*mu;
case 2:
case 5:
return 3 + 3*mu;
case 6:
return 3*mu;
case 7:
return 5 + 3*mu;
default:
AssertFatal(1 == 0, "[UE %d] ue_procedures.c: FATAL, Illegal preambleFormat %d, prachConfigIndex %d\n", mod_id, prach_format, prachConfigIndex);
}
}
return 0;
}
// TS 38.321 subclause 5.1.3 - RA preamble transmission - ra_PREAMBLE_RECEIVED_TARGET_POWER configuration
// Measurement units:
// - preambleReceivedTargetPower dBm (-202..-60, 2 dBm granularity)
// - delta_preamble dB
// - RA_PREAMBLE_POWER_RAMPING_STEP dB
// - POWER_OFFSET_2STEP_RA dB
// returns receivedTargerPower in dBm
int nr_get_Po_NOMINAL_PUSCH(NR_PRACH_RESOURCES_t *prach_resources, module_id_t mod_id, uint8_t CC_id){
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
int8_t receivedTargerPower;
int8_t delta_preamble;
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon = (mac->scc != NULL) ? mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup: mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
long preambleReceivedTargetPower = nr_rach_ConfigCommon->rach_ConfigGeneric.preambleReceivedTargetPower;
delta_preamble = nr_get_DELTA_PREAMBLE(mod_id, CC_id, prach_resources->prach_format);
receivedTargerPower = preambleReceivedTargetPower + delta_preamble + (prach_resources->RA_PREAMBLE_POWER_RAMPING_COUNTER - 1) * prach_resources->RA_PREAMBLE_POWER_RAMPING_STEP + prach_resources->POWER_OFFSET_2STEP_RA;
LOG_D(MAC, "In %s: receivedTargerPower is %d dBm \n", __FUNCTION__, receivedTargerPower);
return receivedTargerPower;
}
void get_num_re_dmrs(nfapi_nr_ue_pusch_pdu_t *pusch_pdu,
uint8_t *nb_dmrs_re_per_rb,
uint16_t *number_dmrs_symbols){
int start_symbol = pusch_pdu->start_symbol_index;
uint8_t number_of_symbols = pusch_pdu->nr_of_symbols;
uint16_t ul_dmrs_symb_pos = pusch_pdu->ul_dmrs_symb_pos;
uint8_t dmrs_type = pusch_pdu->dmrs_config_type;
uint8_t cdm_grps_no_data = pusch_pdu->num_dmrs_cdm_grps_no_data;
*number_dmrs_symbols = 0;
for (int i = start_symbol; i < start_symbol + number_of_symbols; i++) {
if((ul_dmrs_symb_pos >> i) & 0x01)
*number_dmrs_symbols += 1;
}
*nb_dmrs_re_per_rb = ((dmrs_type == pusch_dmrs_type1) ? 6:4)*cdm_grps_no_data;
}
// Implementation of 6.2.4 Configured ransmitted power
// 3GPP TS 38.101-1 version 16.5.0 Release 16
......
openair2/LAYER2/NR_MAC_UE/nr_l1_helpers.h
View file @ 8b276ce2
......@@ -19,23 +19,6 @@
* contact@openairinterface.org
*/
void get_num_re_dmrs(nfapi_nr_ue_pusch_pdu_t *pusch_pdu,
uint8_t *nb_dmrs_re_per_rb,
uint16_t *number_dmrs_symbols);
/** \brief Function for UE/PHY to compute PUSCH transmit power in power-control procedure.
@param Mod_id Module id of UE
@returns Po_NOMINAL_PUSCH (PREAMBLE_RECEIVED_TARGET_POWER+DELTA_PREAMBLE
*/
int nr_get_Po_NOMINAL_PUSCH(NR_PRACH_RESOURCES_t *prach_resources, module_id_t module_idP, uint8_t CC_id);
/** \brief Function to compute DELTA_PREAMBLE from 38.321 subclause 7.3
(for RA power ramping procedure and Msg3 PUSCH power control policy)
@param Mod_id Module id of UE
@returns DELTA_PREAMBLE
*/
int8_t nr_get_DELTA_PREAMBLE(module_id_t mod_id, int CC_id, uint16_t prach_format);
/** \brief Function to compute configured maximum output power according to clause 6.2.4 of 3GPP TS 38.101-1 version 16.5.0 Release 16
@param Mod_id Module id of UE
*/
......
openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c
View file @ 8b276ce2
......@@ -196,6 +196,130 @@ void init_RA(module_id_t mod_id,
}
}
/* TS 38.321 subclause 7.3 - return DELTA_PREAMBLE values in dB */
int8_t nr_get_DELTA_PREAMBLE(module_id_t mod_id, int CC_id, uint16_t prach_format){
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon = (mac->scc!=NULL) ?
mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup:
mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
NR_SubcarrierSpacing_t scs = *nr_rach_ConfigCommon->msg1_SubcarrierSpacing;
int prach_sequence_length = (mac->scc!=NULL)?(mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present - 1) : (mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present-1);
uint8_t prachConfigIndex, mu;
AssertFatal(CC_id == 0, "Transmission on secondary CCs is not supported yet\n");
// SCS configuration from msg1_SubcarrierSpacing and table 4.2-1 in TS 38.211
switch (scs){
case NR_SubcarrierSpacing_kHz15:
mu = 0;
break;
case NR_SubcarrierSpacing_kHz30:
mu = 1;
break;
case NR_SubcarrierSpacing_kHz60:
mu = 2;
break;
case NR_SubcarrierSpacing_kHz120:
mu = 3;
break;
case NR_SubcarrierSpacing_kHz240:
mu = 4;
break;
case NR_SubcarrierSpacing_spare3:
mu = 5;
break;
case NR_SubcarrierSpacing_spare2:
mu = 6;
break;
case NR_SubcarrierSpacing_spare1:
mu = 7;
break;
default:
AssertFatal(1 == 0,"Unknown msg1_SubcarrierSpacing %lu\n", scs);
}
// Preamble formats given by prach_ConfigurationIndex and tables 6.3.3.2-2 and 6.3.3.2-2 in TS 38.211
prachConfigIndex = nr_rach_ConfigCommon->rach_ConfigGeneric.prach_ConfigurationIndex;
if (prach_sequence_length == 0) {
AssertFatal(prach_format < 4, "Illegal PRACH format %d for sequence length 839\n", prach_format);
switch (prach_format) {
// long preamble formats
case 0:
case 3:
return 0;
case 1:
return -3;
case 2:
return -6;
}
} else {
switch (prach_format) { // short preamble formats
case 0:
case 3:
return 8 + 3*mu;
case 1:
case 4:
case 8:
return 5 + 3*mu;
case 2:
case 5:
return 3 + 3*mu;
case 6:
return 3*mu;
case 7:
return 5 + 3*mu;
default:
AssertFatal(1 == 0, "[UE %d] ue_procedures.c: FATAL, Illegal preambleFormat %d, prachConfigIndex %d\n", mod_id, prach_format, prachConfigIndex);
}
}
return 0;
}
// TS 38.321 subclause 5.1.3 - RA preamble transmission - ra_PREAMBLE_RECEIVED_TARGET_POWER configuration
// Measurement units:
// - preambleReceivedTargetPower dBm (-202..-60, 2 dBm granularity)
// - delta_preamble dB
// - RA_PREAMBLE_POWER_RAMPING_STEP dB
// - POWER_OFFSET_2STEP_RA dB
// returns receivedTargerPower in dBm
int nr_get_Po_NOMINAL_PUSCH(NR_PRACH_RESOURCES_t *prach_resources, module_id_t mod_id, uint8_t CC_id){
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
int8_t receivedTargerPower;
int8_t delta_preamble;
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon = (mac->scc != NULL) ? mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup: mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
long preambleReceivedTargetPower = nr_rach_ConfigCommon->rach_ConfigGeneric.preambleReceivedTargetPower;
delta_preamble = nr_get_DELTA_PREAMBLE(mod_id, CC_id, prach_resources->prach_format);
receivedTargerPower = preambleReceivedTargetPower + delta_preamble + (prach_resources->RA_PREAMBLE_POWER_RAMPING_COUNTER - 1) * prach_resources->RA_PREAMBLE_POWER_RAMPING_STEP + prach_resources->POWER_OFFSET_2STEP_RA;
LOG_D(MAC, "In %s: receivedTargerPower is %d dBm \n", __FUNCTION__, receivedTargerPower);
return receivedTargerPower;
}
void ssb_rach_config(RA_config_t *ra, NR_PRACH_RESOURCES_t *prach_resources, NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon, fapi_nr_ul_config_prach_pdu *prach_pdu){
// Determine the SSB to RACH mapping ratio
......
openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
View file @ 8b276ce2
......@@ -45,7 +45,6 @@
#include "NR_MAC_COMMON/nr_mac.h"
#include "NR_MAC_UE/mac_proto.h"
#include "NR_MAC_UE/mac_extern.h"
#include "NR_MAC_UE/nr_l1_helpers.h"
/* utils */
#include "assertions.h"
......@@ -843,7 +842,14 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
return -1;
}
get_num_re_dmrs(pusch_config_pdu, &nb_dmrs_re_per_rb, &number_dmrs_symbols);
int start_symbol = pusch_config_pdu->start_symbol_index;
int number_of_symbols = pusch_config_pdu->nr_of_symbols;
for (int i = start_symbol; i < start_symbol + number_of_symbols; i++) {
if((pusch_config_pdu->ul_dmrs_symb_pos >> i) & 0x01)
number_dmrs_symbols += 1;
}
nb_dmrs_re_per_rb = ((pusch_config_pdu->dmrs_config_type == pusch_dmrs_type1) ? 6:4)*pusch_config_pdu->num_dmrs_cdm_grps_no_data;
// Compute TBS
pusch_config_pdu->pusch_data.tb_size = nr_compute_tbs(pusch_config_pdu->qam_mod_order,
......
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