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Set flag to generate PRACH only on PRACH slot

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This commit is contained in:
cig
2020-03-26 18:54:57 +01:00
parent 3bb82a02ee
commit ae5f30ec8d
5 changed files with 88 additions and 29 deletions
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openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+53 -18
View File
@@ -906,12 +906,23 @@ int get_nr_prach_info_from_index(uint8_t index,
if ( (table_6_3_3_2_4_prachConfig_Index[index][7] == 1) && (slot%2 == 0) )
return 0; // no prach in even slots @ 120kHz for 1 prach per 60khz slot
}
*start_symbol = table_6_3_3_2_4_prachConfig_Index[index][6];
*N_t_slot = table_6_3_3_2_4_prachConfig_Index[index][8];
*N_dur = table_6_3_3_2_4_prachConfig_Index[index][9];
if (table_6_3_3_2_4_prachConfig_Index[index][1] != -1)
format2 = (uint8_t) table_6_3_3_2_4_prachConfig_Index[index][1];
*format = ((uint8_t) table_6_3_3_2_4_prachConfig_Index[index][0]) | (format2<<8);
if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
*start_symbol = table_6_3_3_2_4_prachConfig_Index[index][6];
*N_t_slot = table_6_3_3_2_4_prachConfig_Index[index][8];
*N_dur = table_6_3_3_2_4_prachConfig_Index[index][9];
if (table_6_3_3_2_4_prachConfig_Index[index][1] != -1)
format2 = (uint8_t) table_6_3_3_2_4_prachConfig_Index[index][1];
*format = ((uint8_t) table_6_3_3_2_4_prachConfig_Index[index][0]) | (format2<<8);
LOG_D(MAC,"Frame %d slot %d: Getting PRACH info from index %d absoluteFrequencyPointA %u mu %u frame_type %u start_symbol %u N_t_slot %u N_dur %u \n", frame,
slot,
index,
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur);
}
return 1;
}
else
@@ -933,12 +944,23 @@ int get_nr_prach_info_from_index(uint8_t index,
if ( (table_6_3_3_2_3_prachConfig_Index[index][6] == 1) && (slot%2 == 0) )
return 0; // no prach in even slots @ 30kHz for 1 prach per subframe
}
*start_symbol = table_6_3_3_2_3_prachConfig_Index[index][5];
*N_t_slot = table_6_3_3_2_3_prachConfig_Index[index][7];
*N_dur = table_6_3_3_2_3_prachConfig_Index[index][8];
if (table_6_3_3_2_3_prachConfig_Index[index][1] != -1)
format2 = (uint8_t) table_6_3_3_2_3_prachConfig_Index[index][1];
*format = ((uint8_t) table_6_3_3_2_3_prachConfig_Index[index][0]) | (format2<<8);
if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
*start_symbol = table_6_3_3_2_3_prachConfig_Index[index][5];
*N_t_slot = table_6_3_3_2_3_prachConfig_Index[index][7];
*N_dur = table_6_3_3_2_3_prachConfig_Index[index][8];
if (table_6_3_3_2_3_prachConfig_Index[index][1] != -1)
format2 = (uint8_t) table_6_3_3_2_3_prachConfig_Index[index][1];
*format = ((uint8_t) table_6_3_3_2_3_prachConfig_Index[index][0]) | (format2<<8);
LOG_D(MAC,"Frame %d slot %d: Getting PRACH info from index %d absoluteFrequencyPointA %u mu %u frame_type %u start_symbol %u N_t_slot %u N_dur %u \n", frame,
slot,
index,
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur);
}
return 1;
}
else
@@ -958,12 +980,23 @@ int get_nr_prach_info_from_index(uint8_t index,
if ( (table_6_3_3_2_2_prachConfig_Index[index][6] == 1) && (slot%2 == 0) )
return 0; // no prach in even slots @ 30kHz for 1 prach per subframe
}
*start_symbol = table_6_3_3_2_2_prachConfig_Index[index][5];
*N_t_slot = table_6_3_3_2_2_prachConfig_Index[index][7];
*N_dur = table_6_3_3_2_2_prachConfig_Index[index][8];
if (table_6_3_3_2_2_prachConfig_Index[index][1] != -1)
format2 = (uint8_t) table_6_3_3_2_2_prachConfig_Index[index][1];
*format = ((uint8_t) table_6_3_3_2_2_prachConfig_Index[index][0]) | (format2<<8);
if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
*start_symbol = table_6_3_3_2_2_prachConfig_Index[index][5];
*N_t_slot = table_6_3_3_2_2_prachConfig_Index[index][7];
*N_dur = table_6_3_3_2_2_prachConfig_Index[index][8];
if (table_6_3_3_2_2_prachConfig_Index[index][1] != -1)
format2 = (uint8_t) table_6_3_3_2_2_prachConfig_Index[index][1];
*format = ((uint8_t) table_6_3_3_2_2_prachConfig_Index[index][0]) | (format2<<8);
LOG_D(MAC,"Frame %d slot %d: Getting PRACH info from index %d absoluteFrequencyPointA %u mu %u frame_type %u start_symbol %u N_t_slot %u N_dur %u \n", frame,
slot,
index,
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur);
}
return 1;
}
else
@@ -1039,6 +1072,7 @@ uint8_t compute_nr_root_seq(NR_RACH_ConfigCommon_t *rach_config,
if (NCS == 0) return nb_preambles;
else {
r = L_ra/NCS;
printf(" found_sequences %u\n", (nb_preambles/r));
return (nb_preambles/r);
}
}
@@ -1076,6 +1110,7 @@ uint8_t compute_nr_root_seq(NR_RACH_ConfigCommon_t *rach_config,
AssertFatal(1==0,"Procedure to find nb of sequences for restricted type B not implemented yet");
}
}
printf(" found_sequences %u\n", found_sequences);
return found_sequences;
}
}
openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c
+25
View File
@@ -333,11 +333,15 @@ void nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
uint8_t lcid = UL_SCH_LCID_CCCH_MSG3, *mac_sdus, *payload, ra_ResponseWindow;
uint8_t config_index, mu;
int is_nr_prach_slot;
uint16_t size_sdu = 0;
unsigned short post_padding;
fapi_nr_config_request_t *cfg = &mac->phy_config.config_req;
NR_ServingCellConfigCommon_t *scc = mac->scc;
NR_RACH_ConfigCommon_t *setup = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup;
NR_RACH_ConfigGeneric_t *rach_ConfigGeneric = &setup->rach_ConfigGeneric;
NR_FrequencyInfoDL_t *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
// int32_t frame_diff = 0;
uint8_t sdu_lcids[NB_RB_MAX] = {0};
@@ -350,6 +354,27 @@ void nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
LOG_D(MAC, "nr_ue_get_rach, RA_active value: %d", mac->RA_active);
config_index = rach_ConfigGeneric->prach_ConfigurationIndex;
if (setup->msg1_SubcarrierSpacing)
mu = *setup->msg1_SubcarrierSpacing;
else
mu = frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
is_nr_prach_slot = get_nr_prach_info_from_index(config_index,
(int)frame,
(int)nr_tti_tx,
frequencyInfoDL->absoluteFrequencyPointA,
mu,
cfg->cell_config.frame_duplex_type,
NULL,
NULL,
NULL,
NULL);
if (is_nr_prach_slot)
prach_resources->generate_nr_prach = 1;
else
prach_resources->generate_nr_prach = 0;
AssertFatal(setup != NULL, "[UE %d] FATAL nr_rach_ConfigCommon is NULL !!!\n", mod_id);
if (mac->RA_active == 0) {