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Bugfix in gNB RA scheduling for FDD duplex mode

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- the RA SFN index wasn't increased in the FDD case, therefore the PRACH
  RX was never scheduled
This commit is contained in:
cig
2021-02-12 18:41:19 +01:00
parent 24fc20e2e2
commit d5877d75bf
1 changed files with 10 additions and 0 deletions
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openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+10
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@@ -1220,6 +1220,11 @@ int get_nr_prach_occasion_info_from_index(uint8_t index,
else { // FDD
x = table_6_3_3_2_2_prachConfig_Index[index][2];
s_map = table_6_3_3_2_2_prachConfig_Index[index][4];
for(int i = 0; i < 64 ; i++) {
if ( (s_map >> i) & 0x01) {
(*N_RA_sfn)++;
}
}
*N_RA_slot = table_6_3_3_2_2_prachConfig_Index[index][6];
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];
@@ -1429,6 +1434,11 @@ 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
}
for(int i = 0; i <= subframe ; i++) {
if ( (s_map >> i) & 0x01) {
(*RA_sfn_index)++;
}
}
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];