Skip to content

O
OpenXG-RAN
Commit b6c7909d authored by Xenofon Foukas's avatar Xenofon Foukas
Browse files
Options

Fixed bugs related to MAC padding and RLC requests in AM mode

parent b2181288
Hide whitespace changes
Inline Side-by-side
Showing with 209 additions and 16 deletions
openair2/LAYER2/MAC/eNB_agent_scheduler_dataplane.c
View file @ b6c7909d
......@@ -126,6 +126,8 @@ void apply_ue_spec_scheduling_decisions(mid_t mod_id,
static int32_t tpc_accumulated=0;
UE_sched_ctrl *ue_sched_ctl;
int last_sdu_header_len = 0;
int i;
Protocol__FlexDlData *dl_data;
......@@ -161,18 +163,21 @@ void apply_ue_spec_scheduling_decisions(mid_t mod_id,
if (dl_data->n_ce_bitmap > 0) {
//Check if there is TA command and set the length appropriately
ta_len = (dl_data->ce_bitmap[0] & PROTOCOL__FLEX_CE_TYPE__FLPCET_TA) ? 2 : 0;
ta_len = (dl_data->ce_bitmap[0] & PROTOCOL__FLEX_CE_TYPE__FLPCET_TA) ? 1 : 0;
}
num_sdus = 0;
sdu_length_total = 0;
if (ta_len > 0) {
// Reset the measurement
ue_sched_ctl->ta_timer = 20;
eNB_UE_stats->timing_advance_update = 0;
header_len = ta_len;
last_sdu_header_len = ta_len;
}
n_lc = dl_data->n_rlc_pdu;
num_sdus = 0;
sdu_length_total = 0;
// Go through each one of the channel commands and create SDUs
for (i = 0; i < n_lc; i++) {
lcid = dl_data->rlc_pdu[i]->rlc_pdu_tb[0]->logical_channel_id;
......@@ -192,6 +197,10 @@ void apply_ue_spec_scheduling_decisions(mid_t mod_id,
if (rlc_status.bytes_in_buffer > 0) {
if (rlc_size <= 2) {
rlc_size = 3;
}
rlc_status = mac_rlc_status_ind(mod_id,
rnti,
mod_id,
......@@ -223,12 +232,13 @@ void apply_ue_spec_scheduling_decisions(mid_t mod_id,
UE_list->eNB_UE_stats[CC_id][UE_id].num_pdu_tx[lcid] += 1;
UE_list->eNB_UE_stats[CC_id][UE_id].num_bytes_tx[lcid] += sdu_lengths[i];
if (sdu_lengths[i] < 128) {
if (sdu_lengths[i] <= 128) {
header_len += 2;
last_sdu_header_len = 2;
} else {
header_len += 3;
last_sdu_header_len = 3;
}
num_sdus++;
}
}
......@@ -238,13 +248,14 @@ void apply_ue_spec_scheduling_decisions(mid_t mod_id,
if (((sdu_length_total + header_len) > 0)) {
header_len_tmp = header_len;
// header_len_tmp = header_len;
// If we have only a single SDU, header length becomes 1
if (header_len == 2 || header_len == 3) {
if ((num_sdus + ta_len) == 1) {
//if (header_len == 2 || header_len == 3) {
header_len = 1;
} else {
header_len--;
header_len = (header_len - last_sdu_header_len) + 1;
}
// there is a payload
......
openair2/LAYER2/MAC/eNB_agent_scheduler_dlsch_ue.c
View file @ b6c7909d
......@@ -371,7 +371,7 @@ schedule_ue_spec_default(
// Need to see if we have space for data from this channel
if (dci_tbs - ta_len - header_len > 0) {
LOG_D(MAC, "[TEST]Requested %d bytes from RLC buffer if channel %d during first call\n", dci_tbs-ta_len-header_len);
LOG_D(MAC, "[TEST]Requested %d bytes from RLC buffer on channel %d during first call\n", dci_tbs-ta_len-header_len);
//If we have space, we need to see how much data we can request at most (if any available)
rlc_status = mac_rlc_status_ind(mod_id,
rnti,
......@@ -390,10 +390,10 @@ schedule_ue_spec_default(
if (data_to_request < 128) { //The header will be one byte less
header_len--;
}
if (j == 1 || j == 2) {
data_to_request++; //It is not correct but fixes some RLC bug for DCCH
}
LOG_D(MAC, "[TEST]Will request %d from DCCH\n", data_to_request);
/* if (j == 1 || j == 2) { */
/* data_to_request+=0;
/* } */
LOG_D(MAC, "[TEST]Will request %d from channel %d\n", data_to_request, j);
rlc_pdus[channels_added] = (Protocol__FlexRlcPdu *) malloc(sizeof(Protocol__FlexRlcPdu));
protocol__flex_rlc_pdu__init(rlc_pdus[channels_added]);
rlc_pdus[channels_added]->n_rlc_pdu_tb = 2;
......@@ -523,7 +523,7 @@ schedule_ue_spec_default(
if (frame_parms[CC_id]->frame_type == TDD) {
UE_list->UE_template[CC_id][UE_id].DAI++;
// printf("DAI update: subframeP %d: UE %d, DAI %d\n",subframeP,UE_id,UE_list->UE_template[CC_id][UE_id].DAI);
#warning only for 5MHz channel
//#warning only for 5MHz channel
update_ul_dci(mod_id, CC_id, rnti, UE_list->UE_template[CC_id][UE_id].DAI);
}
......
openair2/LAYER2/MAC/eNB_scheduler_primitives.c
View file @ b6c7909d
......@@ -146,7 +146,7 @@ rnti_t UE_RNTI(module_id_t mod_idP, int ue_idP)
return (rnti);
}
LOG_E(MAC,"[eNB %d] Couldn't find RNTI for UE %d\n",mod_idP,ue_idP);
LOG_D(MAC,"[eNB %d] Couldn't find RNTI for UE %d\n",mod_idP,ue_idP);
//display_backtrace();
return(NOT_A_RNTI);
}
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.flexran.50PRB.usrpb210.conf 0 → 100644
View file @ b6c7909d
Active_eNBs = ( "eNB_Eurecom_LTEBox");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
eNBs =
(
{
////////// Identification parameters:
eNB_ID = 0xe00;
cell_type = "CELL_MACRO_ENB";
eNB_name = "eNB_Eurecom_LTEBox";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = "1";
mobile_country_code = "208";
mobile_network_code = "95";
////////// Physical parameters:
component_carriers = (
{
node_function = "eNodeB_3GPP";
node_timing = "synch_to_ext_device";
node_synch_ref = 0;
frame_type = "FDD";
tdd_config = 3;
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2660000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 50;
Nid_cell_mbsfn = 0;
nb_antenna_ports = 1;
nb_antennas_tx = 1;
nb_antennas_rx = 1;
tx_gain = 90;
rx_gain = 125;
prach_root = 0;
prach_config_index = 0;
prach_high_speed = "DISABLE";
prach_zero_correlation = 1;
prach_freq_offset = 2;
pucch_delta_shift = 1;
pucch_nRB_CQI = 1;
pucch_nCS_AN = 0;
pucch_n1_AN = 32;
pdsch_referenceSignalPower = -27;
pdsch_p_b = 0;
pusch_n_SB = 1;
pusch_enable64QAM = "DISABLE";
pusch_hoppingMode = "interSubFrame";
pusch_hoppingOffset = 0;
pusch_groupHoppingEnabled = "ENABLE";
pusch_groupAssignment = 0;
pusch_sequenceHoppingEnabled = "DISABLE";
pusch_nDMRS1 = 1;
phich_duration = "NORMAL";
phich_resource = "ONESIXTH";
srs_enable = "DISABLE";
/* srs_BandwidthConfig =;
srs_SubframeConfig =;
srs_ackNackST =;
srs_MaxUpPts =;*/
pusch_p0_Nominal = -96;
pusch_alpha = "AL1";
pucch_p0_Nominal = -100;
msg3_delta_Preamble = 6;
pucch_deltaF_Format1 = "deltaF2";
pucch_deltaF_Format1b = "deltaF3";
pucch_deltaF_Format2 = "deltaF0";
pucch_deltaF_Format2a = "deltaF0";
pucch_deltaF_Format2b = "deltaF0";
rach_numberOfRA_Preambles = 64;
rach_preamblesGroupAConfig = "DISABLE";
/*
rach_sizeOfRA_PreamblesGroupA = ;
rach_messageSizeGroupA = ;
rach_messagePowerOffsetGroupB = ;
*/
rach_powerRampingStep = 4;
rach_preambleInitialReceivedTargetPower = -104;
rach_preambleTransMax = 10;
rach_raResponseWindowSize = 10;
rach_macContentionResolutionTimer = 48;
rach_maxHARQ_Msg3Tx = 4;
pcch_default_PagingCycle = 128;
pcch_nB = "oneT";
bcch_modificationPeriodCoeff = 2;
ue_TimersAndConstants_t300 = 1000;
ue_TimersAndConstants_t301 = 1000;
ue_TimersAndConstants_t310 = 1000;
ue_TimersAndConstants_t311 = 10000;
ue_TimersAndConstants_n310 = 20;
ue_TimersAndConstants_n311 = 1;
ue_TransmissionMode = 1;
}
);
srb1_parameters :
{
# timer_poll_retransmit = (ms) [5, 10, 15, 20,... 250, 300, 350, ... 500]
timer_poll_retransmit = 80;
# timer_reordering = (ms) [0,5, ... 100, 110, 120, ... ,200]
timer_reordering = 35;
# timer_reordering = (ms) [0,5, ... 250, 300, 350, ... ,500]
timer_status_prohibit = 0;
# poll_pdu = [4, 8, 16, 32 , 64, 128, 256, infinity(>10000)]
poll_pdu = 4;
# poll_byte = (kB) [25,50,75,100,125,250,375,500,750,1000,1250,1500,2000,3000,infinity(>10000)]
poll_byte = 99999;
# max_retx_threshold = [1, 2, 3, 4 , 6, 8, 16, 32]
max_retx_threshold = 4;
}
# ------- SCTP definitions
SCTP :
{
# Number of streams to use in input/output
SCTP_INSTREAMS = 2;
SCTP_OUTSTREAMS = 2;
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.100.101";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
}
);
NETWORK_INTERFACES :
{
ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.100.106/24";
ENB_INTERFACE_NAME_FOR_S1U = "eth0";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.100.106/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
NETWORK_CONTROLLER :
{
ENB_AGENT_INTERFACE_NAME = "eth1";
ENB_AGENT_IPV4_ADDRESS = "10.0.2.5/30";
ENB_AGENT_PORT = 2210;
ENB_AGENT_CACHE = "/mnt/oai_agent_cache";
};
log_config :
{
global_log_level ="info";
global_log_verbosity ="medium";
hw_log_level ="info";
hw_log_verbosity ="medium";
phy_log_level ="info";
phy_log_verbosity ="medium";
mac_log_level ="info";
mac_log_verbosity ="high";
rlc_log_level ="info";
rlc_log_verbosity ="medium";
pdcp_log_level ="info";
pdcp_log_verbosity ="medium";
rrc_log_level ="info";
rrc_log_verbosity ="medium";
};
}
);
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment