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enabling timing advance command by default

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tweak in timing advance parameters


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@6410 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
Florian Kaltenberger
2015-01-16 16:25:48 +00:00
parent 296bd2701d
commit 3a5df0014c
2 changed files with 15 additions and 12 deletions
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openair1/SCHED/phy_procedures_lte_eNb.c
+1 -1
View File
@@ -3246,7 +3246,7 @@ void phy_procedures_eNB_RX(unsigned char sched_subframe,PHY_VARS_eNB *phy_vars_e
// estimate timing advance for MAC // estimate timing advance for MAC
if (abstraction_flag == 0) { if (abstraction_flag == 0) {
sync_pos = lte_est_timing_advance_pusch(phy_vars_eNB,i,sched_subframe); sync_pos = lte_est_timing_advance_pusch(phy_vars_eNB,i,sched_subframe);
phy_vars_eNB->eNB_UE_stats[i].timing_advance_update = sync_pos - phy_vars_eNB->lte_frame_parms.nb_prefix_samples/8; //to check phy_vars_eNB->eNB_UE_stats[i].timing_advance_update = sync_pos - phy_vars_eNB->lte_frame_parms.nb_prefix_samples/4; //to check
} }
#ifdef DEBUG_PHY_PROC #ifdef DEBUG_PHY_PROC
openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
+14 -11
View File
@@ -450,12 +450,12 @@ void schedule_ue_spec(module_id_t module_idP,
rnti = UE_RNTI(module_idP,UE_id); rnti = UE_RNTI(module_idP,UE_id);
eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti); eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti);
if (rnti==0) { if (rnti==0) {
LOG_N(MAC,"Cannot find rnti for UE_id %d (num_UEs %d)\n",UE_id,UE_list->num_UEs); LOG_D(MAC,"Cannot find rnti for UE_id %d (num_UEs %d)\n",UE_id,UE_list->num_UEs);
// mac_xface->macphy_exit("Cannot find rnti for UE_id"); // mac_xface->macphy_exit("Cannot find rnti for UE_id");
continue_flag=1; continue_flag=1;
} }
if (eNB_UE_stats==NULL) { if (eNB_UE_stats==NULL) {
LOG_N(MAC,"[eNB] Cannot find eNB_UE_stats\n"); LOG_D(MAC,"[eNB] Cannot find eNB_UE_stats\n");
// mac_xface->macphy_exit("[MAC][eNB] Cannot find eNB_UE_stats\n"); // mac_xface->macphy_exit("[MAC][eNB] Cannot find eNB_UE_stats\n");
continue_flag=1; continue_flag=1;
} }
@@ -707,9 +707,10 @@ void schedule_ue_spec(module_id_t module_idP,
TBS = mac_xface->get_TBS_DL(eNB_UE_stats->dlsch_mcs1,nb_available_rb); TBS = mac_xface->get_TBS_DL(eNB_UE_stats->dlsch_mcs1,nb_available_rb);
// check first for RLC data on DCCH // check first for RLC data on DCCH
// add the length for all the control elements (timing adv, drx, etc) : header + payload // add the length for all the control elements (timing adv, drx, etc) : header + payload
#ifndef EXMIMO_IOT
//#ifndef EXMIMO_IOT
// to be checked by RK, NN, FK // to be checked by RK, NN, FK
uint8_t update_TA; uint8_t update_TA=4;
switch (frame_parms[CC_id]->N_RB_DL) switch (frame_parms[CC_id]->N_RB_DL)
{ {
case 6: case 6:
@@ -726,9 +727,9 @@ void schedule_ue_spec(module_id_t module_idP,
break; break;
} }
ta_len = ((eNB_UE_stats->timing_advance_update/update_TA)!=0) ? 2 : 0; ta_len = ((eNB_UE_stats->timing_advance_update/update_TA)!=0) ? 2 : 0;
#else /*#else
ta_len = 0; ta_len = 0;
#endif #endif*/
header_len_dcch = 2; // 2 bytes DCCH SDU subheader header_len_dcch = 2; // 2 bytes DCCH SDU subheader
@@ -952,11 +953,11 @@ void schedule_ue_spec(module_id_t module_idP,
post_padding = TBS - sdu_length_total - header_len_dcch - header_len_dtch - ta_len ; // 1 is for the postpadding header post_padding = TBS - sdu_length_total - header_len_dcch - header_len_dtch - ta_len ; // 1 is for the postpadding header
} }
#ifndef EXMIMO_IOT //#ifndef EXMIMO_IOT
ta_update = eNB_UE_stats->timing_advance_update/update_TA; ta_update = eNB_UE_stats->timing_advance_update/update_TA;
#else /*#else
ta_update = 0; ta_update = 0;
#endif #endif*/
offset = generate_dlsch_header((unsigned char*)UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0], offset = generate_dlsch_header((unsigned char*)UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0],
// offset = generate_dlsch_header((unsigned char*)eNB_mac_inst[0].DLSCH_pdu[0][0].payload[0], // offset = generate_dlsch_header((unsigned char*)eNB_mac_inst[0].DLSCH_pdu[0][0].payload[0],
@@ -969,9 +970,11 @@ void schedule_ue_spec(module_id_t module_idP,
padding, padding,
post_padding); post_padding);
//#ifdef DEBUG_eNB_SCHEDULER //#ifdef DEBUG_eNB_SCHEDULER
LOG_D(MAC,"[eNB %d][DLSCH] Frame %d Generate header for UE_id %d on CC_id %d: sdu_length_total %d, num_sdus %d, sdu_lengths[0] %d, sdu_lcids[0] %d => payload offset %d,timing advance value : %d, padding %d,post_padding %d,(mcs %d, TBS %d, nb_rb %d),header_dcch %d, header_dtch %d\n", if (ta_update) {
LOG_I(MAC,"[eNB %d][DLSCH] Frame %d Generate header for UE_id %d on CC_id %d: sdu_length_total %d, num_sdus %d, sdu_lengths[0] %d, sdu_lcids[0] %d => payload offset %d,timing advance value : %d, padding %d,post_padding %d,(mcs %d, TBS %d, nb_rb %d),header_dcch %d, header_dtch %d\n",
module_idP,frameP, UE_id, CC_id, sdu_length_total,num_sdus,sdu_lengths[0],sdu_lcids[0],offset, module_idP,frameP, UE_id, CC_id, sdu_length_total,num_sdus,sdu_lengths[0],sdu_lcids[0],offset,
ta_len,padding,post_padding,mcs,TBS,nb_rb,header_len_dcch,header_len_dtch); ta_update,padding,post_padding,mcs,TBS,nb_rb,header_len_dcch,header_len_dtch);
}
//#endif //#endif
LOG_T(MAC,"[eNB %d] First 16 bytes of DLSCH : \n"); LOG_T(MAC,"[eNB %d] First 16 bytes of DLSCH : \n");