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fix for rach pdus

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This commit is contained in:
Francesco Mani
2020-10-09 13:46:38 +02:00
parent c2889d3b49
commit 74b2aec212
2 changed files with 63 additions and 56 deletions
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openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+47 -43
View File
@@ -1122,7 +1122,7 @@ int get_nr_prach_occasion_info_from_index(uint8_t index,
uint8_t get_nr_prach_duration(uint8_t prach_format){
switch(prach_format){
switch(prach_format){
case 0: // format 0
return 0;
@@ -1170,7 +1170,7 @@ switch(prach_format){
AssertFatal(1==0,"Invalid Prach format\n");
break;
}
}
}
@@ -1202,38 +1202,39 @@ int get_nr_prach_info_from_index(uint8_t index,
if ( (frame%x)==y || (frame%x)==y2 ) {
slot_60khz = slot >> (mu-2); // in table slots are numbered wrt 60kHz
s_map = table_6_3_3_2_4_prachConfig_Index[index][5];
if ((s_map >> slot_60khz) & 0x01 ) {
for(int i = 0; i <= slot_60khz ;i++) {
if ( (s_map >> i) & 0x01) {
(*RA_sfn_index)++;
}
if ((s_map >> slot_60khz) & 0x01 ) {
for(int i = 0; i <= slot_60khz ;i++) {
if ( (s_map >> i) & 0x01) {
(*RA_sfn_index)++;
}
}
}
if ( ((s_map>>slot_60khz)&0x01) ) {
*N_RA_slot = table_6_3_3_2_4_prachConfig_Index[index][7]; // Number of RACH slots within a subframe
*N_RA_slot = table_6_3_3_2_4_prachConfig_Index[index][7]; // Number of RACH slots within a subframe
if (mu == 3) {
if ( (*N_RA_slot == 1) && (slot%2 == 0) )
return 0; // no prach in even slots @ 120kHz for 1 prach per 60khz slot
}
if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
*config_period = x;
*config_period = x;
*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_I(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_RA_slot %u RA_sfn_index %u\n", frame,
slot,
index,
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur,
*N_RA_slot,
*RA_sfn_index);
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_RA_slot %u RA_sfn_index %u\n",
frame,
slot,
index,
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur,
*N_RA_slot,
*RA_sfn_index);
}
return 1;
}
@@ -1252,10 +1253,10 @@ int get_nr_prach_info_from_index(uint8_t index,
subframe = slot >> mu;
s_map = table_6_3_3_2_3_prachConfig_Index[index][4];
if ((s_map >> subframe) & 0x01 ) {
for(int i = 0; i <= subframe ;i++) {
for(int i = 0; i <= subframe ;i++) {
if ( (s_map >> i) & 0x01) {
(*RA_sfn_index)++;
}
}
}
}
if ( (s_map>>subframe)&0x01 ) {
@@ -1265,24 +1266,26 @@ int get_nr_prach_info_from_index(uint8_t index,
return 0; // no prach in even slots @ 30kHz for 1 prach per subframe
}
if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
*config_period = x;
*config_period = x;
*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_I(MAC,"Frame %d slot %d: Getting PRACH info from index %d (col 6 %lu) absoluteFrequencyPointA %u mu %u frame_type %u start_symbol %u N_t_slot %u N_dur %u N_RA_slot %u RA_sfn_index %u \n", frame,
slot,
index, table_6_3_3_2_3_prachConfig_Index[index][6],
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur,
*N_RA_slot,
*RA_sfn_index);
LOG_D(MAC,"Frame %d slot %d: Getting PRACH info from index %d (col 6 %lu) absoluteFrequencyPointA %u mu %u frame_type %u start_symbol %u N_t_slot %u N_dur %u N_RA_slot %u RA_sfn_index %u \n",
frame,
slot,
index,
table_6_3_3_2_3_prachConfig_Index[index][6],
pointa,
mu,
unpaired,
*start_symbol,
*N_t_slot,
*N_dur,
*N_RA_slot,
*RA_sfn_index);
}
return 1;
}
@@ -1310,15 +1313,16 @@ int get_nr_prach_info_from_index(uint8_t index,
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);
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;
}
openair2/NR_PHY_INTERFACE/NR_IF_Module.c
+16 -13
View File
@@ -56,22 +56,25 @@ extern uint16_t sf_ahead;
extern uint16_t sl_ahead;
void handle_nr_rach(NR_UL_IND_t *UL_info) {
if (UL_info->rach_ind.number_of_pdus>0) {
LOG_I(MAC,"UL_info[Frame %d, Slot %d] Calling initiate_ra_proc RACH:SFN/SLOT:%d/%d\n",UL_info->frame,UL_info->slot, UL_info->rach_ind.sfn,UL_info->rach_ind.slot);
for(int i = 0; i < UL_info->rach_ind.number_of_pdus; i++) {
if (UL_info->rach_ind.pdu_list[i].num_preamble>0)
AssertFatal(UL_info->rach_ind.pdu_list[i].num_preamble==1,
"More than 1 preamble not supported\n");
int npdus = UL_info->rach_ind.number_of_pdus;
for(int i = 0; i < npdus; i++) {
UL_info->rach_ind.number_of_pdus--;
if (UL_info->rach_ind.pdu_list[i].num_preamble>0)
AssertFatal(UL_info->rach_ind.pdu_list[i].num_preamble==1,
"More than 1 preamble not supported\n");
nr_initiate_ra_proc(UL_info->module_id,
UL_info->CC_id,
UL_info->rach_ind.sfn,
UL_info->rach_ind.slot,
UL_info->rach_ind.pdu_list[i].preamble_list[0].preamble_index,
UL_info->rach_ind.pdu_list[i].freq_index,
UL_info->rach_ind.pdu_list[i].symbol_index,
UL_info->rach_ind.pdu_list[i].preamble_list[0].timing_advance);
}
nr_initiate_ra_proc(UL_info->module_id,
UL_info->CC_id,
UL_info->rach_ind.sfn,
UL_info->rach_ind.slot,
UL_info->rach_ind.pdu_list[i].preamble_list[0].preamble_index,
UL_info->rach_ind.pdu_list[i].freq_index,
UL_info->rach_ind.pdu_list[i].symbol_index,
UL_info->rach_ind.pdu_list[i].preamble_list[0].timing_advance);
}
}
}