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Added DLSCH scheduling for subframes 0 and 5. Changes in MAC scheduling data structure to keep track of VRB allocations from SI,RA when scheduling regular DLSCH

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This commit is contained in:
Raymond Knopp
2015-11-29 00:37:04 -08:00
parent f7c67795ff
commit f48d10ba3e
13 changed files with 183 additions and 140 deletions
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openair2/LAYER2/MAC/eNB_scheduler.c
+70 -69
View File
@@ -83,9 +83,7 @@
void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag, frame_t frameP, sub_frame_t subframeP) //, int calibration_flag) {
{
unsigned int nprb[MAX_NUM_CCs];
int mbsfn_status[MAX_NUM_CCs];
uint32_t RBalloc[MAX_NUM_CCs];
protocol_ctxt_t ctxt;
#ifdef EXMIMO
int ret;
@@ -110,8 +108,6 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
DCI_pdu[CC_id] = &eNB_mac_inst[module_idP].common_channels[CC_id].DCI_pdu;
DCI_pdu[CC_id]->nCCE=0;
DCI_pdu[CC_id]->num_pdcch_symbols=1;
nprb[CC_id]=0;
RBalloc[CC_id]=0;
mbsfn_status[CC_id]=0;
// clear vrb_map
memset(eNB_mac_inst[module_idP].common_channels[CC_id].vrb_map,0,100);
@@ -245,19 +241,21 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
// Schedule ULSCH for FDD or subframeP 4 (TDD config 0,3,6)
// Schedule Normal DLSCH
schedule_RA(module_idP,frameP,subframeP,2,nprb);
schedule_RA(module_idP,frameP,subframeP,2);
if (mac_xface->lte_frame_parms->frame_type == FDD) { //FDD
schedule_ulsch(module_idP,frameP,cooperation_flag,0,4);//,calibration_flag);
} else if ((mac_xface->lte_frame_parms->tdd_config == TDD) || //TDD
(mac_xface->lte_frame_parms->tdd_config == 3) ||
(mac_xface->lte_frame_parms->tdd_config == 6)) {
//schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,4);//,calibration_flag);
}
// schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
@@ -270,21 +268,22 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
case 0:
case 1:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,7);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 6:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,8);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
break;
}
} else { //FDD
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ulsch(module_idP,frameP,cooperation_flag,1,5);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
@@ -294,9 +293,9 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
// TDD, nothing
// FDD, normal UL/DLSCH
if (mac_xface->lte_frame_parms->frame_type == FDD) { //FDD
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ulsch(module_idP,frameP,cooperation_flag,2,6);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
@@ -313,17 +312,18 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
// no break here!
case 5:
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
break;
}
} else { //FDD
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ulsch(module_idP,frameP,cooperation_flag,3,7);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
@@ -337,7 +337,7 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
if (mac_xface->lte_frame_parms->frame_type == 1) { // TDD
switch (mac_xface->lte_frame_parms->tdd_config) {
case 1:
// schedule_RA(module_idP,frameP,subframeP,nprb);
// schedule_RA(module_idP,frameP,subframeP);
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,8);
// no break here!
@@ -348,8 +348,8 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
// no break here!
case 5:
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
@@ -357,10 +357,10 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
}
} else {
if (mac_xface->lte_frame_parms->frame_type == FDD) { //FDD
// schedule_RA(module_idP,frameP, subframeP, 0, nprb);
// schedule_ulsch(module_idP, frameP, cooperation_flag, 4, 8);
schedule_ue_spec(module_idP, frameP, subframeP, nprb, mbsfn_status);
fill_DLSCH_dci(module_idP, frameP, subframeP, RBalloc, mbsfn_status);
// schedule_RA(module_idP,frameP, subframeP, 0);
schedule_ulsch(module_idP, frameP, cooperation_flag, 4, 8);
schedule_ue_spec(module_idP, frameP, subframeP, mbsfn_status);
fill_DLSCH_dci(module_idP, frameP, subframeP, mbsfn_status);
}
}
@@ -372,21 +372,22 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
// TDD Config 0,6 ULSCH for subframes 9,3 resp.
// TDD normal DLSCH
// FDD normal UL/DLSCH
schedule_SI(module_idP,frameP,subframeP,nprb);
schedule_SI(module_idP,frameP,subframeP);
//schedule_RA(module_idP,frameP,subframeP,5,nprb);
//schedule_RA(module_idP,frameP,subframeP,5);
if (mac_xface->lte_frame_parms->frame_type == FDD) {
schedule_RA(module_idP,frameP,subframeP,1,nprb);
// schedule_ulsch(module_idP,frameP,cooperation_flag,5,9);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_RA(module_idP,frameP,subframeP,1);
schedule_ulsch(module_idP,frameP,cooperation_flag,5,9);
schedule_ue_spec(module_idP, frameP, subframeP, mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
} else if ((mac_xface->lte_frame_parms->tdd_config == 0) || // TDD Config 0
(mac_xface->lte_frame_parms->tdd_config == 6)) { // TDD Config 6
//schedule_ulsch(module_idP,cooperation_flag,subframeP);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
} else {
//schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
@@ -403,26 +404,26 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
case 1:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,2);
// schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
// schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 6:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,3);
// schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
// schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 5:
schedule_RA(module_idP,frameP,subframeP,2,nprb);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_RA(module_idP,frameP,subframeP,2);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 3:
case 4:
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
@@ -430,8 +431,8 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
}
} else { //FDD
// schedule_ulsch(module_idP,frameP,cooperation_flag,6,0);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
@@ -444,14 +445,14 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
switch (mac_xface->lte_frame_parms->tdd_config) {
case 3:
case 4:
schedule_RA(module_idP,frameP,subframeP,3,nprb); // 3 = Msg3 subframeP, not
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_RA(module_idP,frameP,subframeP,3); // 3 = Msg3 subframeP, not
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 5:
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
@@ -459,8 +460,8 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
}
} else { //FDD
//schedule_ulsch(module_idP,frameP,cooperation_flag,7,1);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
@@ -477,10 +478,10 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
case 4:
case 5:
// schedule_RA(module_idP,subframeP,nprb);
// schedule_RA(module_idP,subframeP);
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,2);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
@@ -488,8 +489,8 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
}
} else { //FDD
//schedule_ulsch(module_idP,frameP,cooperation_flag,8,2);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
@@ -501,30 +502,30 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
switch (mac_xface->lte_frame_parms->tdd_config) {
case 1:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,3);
schedule_RA(module_idP,frameP,subframeP,7,nprb); // 7 = Msg3 subframeP, not
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_RA(module_idP,frameP,subframeP,7); // 7 = Msg3 subframeP, not
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 3:
case 4:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,3);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 6:
schedule_ulsch(module_idP,frameP,cooperation_flag,subframeP,4);
//schedule_RA(module_idP,frameP,subframeP,nprb);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
//schedule_RA(module_idP,frameP,subframeP);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
case 2:
case 5:
//schedule_RA(module_idP,frameP,subframeP,nprb);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
//schedule_RA(module_idP,frameP,subframeP);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
break;
default:
@@ -532,15 +533,15 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
}
} else { //FDD
// schedule_ulsch(module_idP,frameP,cooperation_flag,9,3);
schedule_ue_spec(module_idP,frameP,subframeP,nprb,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,RBalloc,mbsfn_status);
schedule_ue_spec(module_idP,frameP,subframeP,mbsfn_status);
fill_DLSCH_dci(module_idP,frameP,subframeP,mbsfn_status);
}
break;
}
LOG_I(MAC,"FrameP %d, subframeP %d : Scheduling CCEs\n",frameP,subframeP);
LOG_D(MAC,"FrameP %d, subframeP %d : Scheduling CCEs\n",frameP,subframeP);
for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++)
allocate_CCEs(module_idP,CC_id,subframeP,0);
openair2/LAYER2/MAC/eNB_scheduler_RA.c
+1 -3
View File
@@ -68,7 +68,7 @@
#include "SIMULATION/TOOLS/defs.h" // for taus
void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,unsigned char Msg3_subframe,unsigned int *nprb)
void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,unsigned char Msg3_subframe)
{
int CC_id;
@@ -259,7 +259,6 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
RA_template->RA_dci_fmt1,
1);
nprb[CC_id]= nprb[CC_id] + 3;
RA_template->Msg3_subframe=Msg3_subframe;
}
} else if (RA_template->generate_Msg4 == 1) {
@@ -647,7 +646,6 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
module_idP, CC_id, frameP, UE_RNTI(module_idP,UE_id), rrc_sdu_length);
}
nprb[CC_id]= nprb[CC_id] + 3;
}
}
openair2/LAYER2/MAC/eNB_scheduler_bch.c
+2 -4
View File
@@ -72,8 +72,7 @@ void
schedule_SI(
module_id_t module_idP,
frame_t frameP,
sub_frame_t subframeP,
unsigned int* nprbP)
sub_frame_t subframeP)
//------------------------------------------------------------------------------
{
@@ -323,14 +322,13 @@ schedule_SI(
}
nprbP[CC_id]=3;
eNB->eNB_stats[CC_id].total_num_bcch_pdu+=1;
eNB->eNB_stats[CC_id].bcch_buffer=bcch_sdu_length;
eNB->eNB_stats[CC_id].total_bcch_buffer+=bcch_sdu_length;
eNB->eNB_stats[CC_id].bcch_mcs=mcs;
} else {
nprbP[CC_id]=0;
//LOG_D(MAC,"[eNB %d] Frame %d : BCCH not active \n",Mod_id,frame);
}
}
openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
+11 -12
View File
@@ -422,8 +422,7 @@ schedule_ue_spec(
module_id_t module_idP,
frame_t frameP,
sub_frame_t subframeP,
unsigned int *nb_rb_used0,
int* mbsfn_flag
int* mbsfn_flag
)
//------------------------------------------------------------------------------
{
@@ -457,6 +456,7 @@ schedule_ue_spec(
int32_t tpc=1;
static int32_t tpc_accumulated=0;
UE_sched_ctrl *ue_sched_ctl;
int i;
if (UE_list->head==-1) {
return;
@@ -471,7 +471,13 @@ schedule_ue_spec(
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
min_rb_unit[CC_id]=get_min_rb_unit(module_idP,CC_id);
frame_parms[CC_id] = mac_xface->get_lte_frame_parms(module_idP,CC_id);
total_nb_available_rb[CC_id] = frame_parms[CC_id]->N_RB_DL - nb_rb_used0[CC_id];
// get number of PRBs less those used by common channels
total_nb_available_rb[CC_id] = frame_parms[CC_id]->N_RB_DL;
for (i=0;i<frame_parms[CC_id]->N_RB_DL;i++)
if (eNB->common_channels[CC_id].vrb_map[i]!=0)
total_nb_available_rb[CC_id]--;
N_RBG[CC_id] = frame_parms[CC_id]->N_RBG;
// store the global enb stats:
@@ -1505,7 +1511,6 @@ fill_DLSCH_dci(
module_id_t module_idP,
frame_t frameP,
sub_frame_t subframeP,
uint32_t* RBallocP,
int* mbsfn_flagP
)
//------------------------------------------------------------------------------
@@ -1518,7 +1523,6 @@ fill_DLSCH_dci(
unsigned char *vrb_map;
uint8_t rballoc_sub[25];
//uint8_t number_of_subbands=13;
uint32_t *rballoc=RBallocP;
unsigned char round;
unsigned char harq_pid;
@@ -1563,11 +1567,6 @@ fill_DLSCH_dci(
/// Synchronizing rballoc with rballoc_sub
for(i=0; i<PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.N_RBG; i++) {
rballoc_sub[i] = UE_list->UE_template[CC_id][UE_id].rballoc_subband[harq_pid][i];
if(rballoc_sub[i] == 1) {
rballoc[CC_id] |= (0x0001<<i); // TO be FIXED!!!!!!
}
}
switch(mac_xface->get_transmission_mode(module_idP,CC_id,rnti)) {
@@ -1576,7 +1575,7 @@ fill_DLSCH_dci(
case 1:
case 2:
LOG_D(MAC,"[eNB %d] CC_id %d Adding UE %d spec DCI for %d PRBS (rb alloc: %x) \n",module_idP, CC_id, UE_id, nb_rb,rballoc);
LOG_D(MAC,"[eNB %d] CC_id %d Adding UE %d spec DCI for %d PRBS \n",module_idP, CC_id, UE_id, nb_rb);
if (PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.frame_type == TDD) {
switch (PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.N_RB_DL) {
@@ -1669,7 +1668,7 @@ fill_DLSCH_dci(
case 3:
LOG_D(MAC,"[eNB %d] CC_id %d Adding Format 2A UE %d spec DCI for %d PRBS (rb alloc: %x) \n",
module_idP, CC_id, UE_id, nb_rb,rballoc);
module_idP, CC_id, UE_id, nb_rb);
if (PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.frame_type == TDD) {
switch (PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.N_RB_DL) {
openair2/LAYER2/MAC/eNB_scheduler_primitives.c
+8 -8
View File
@@ -906,12 +906,12 @@ int get_nCCE_offset(int *CCE_table,
// check CCE(0 ... L-1)
nb_candidates = (L==4) ? 4 : 2;
nb_candidates = min(nb_candidates,nCCE/L);
printf("Common DCI nb_candidates %d, L %d\n",nb_candidates,L);
// printf("Common DCI nb_candidates %d, L %d\n",nb_candidates,L);
for (m = nb_candidates-1 ; m >=0 ; m--) {
search_space_free = 1;
for (l=0; l<L; l++) {
printf("CCE_table[%d] %d\n",(m*L)+l,CCE_table[(m*L)+l]);
// printf("CCE_table[%d] %d\n",(m*L)+l,CCE_table[(m*L)+l]);
if (CCE_table[(m*L) + l] == 1) {
search_space_free = 0;
break;
@@ -919,7 +919,7 @@ int get_nCCE_offset(int *CCE_table,
}
if (search_space_free == 1) {
printf("returning %d\n",m*L);
// printf("returning %d\n",m*L);
for (l=0; l<L; l++)
CCE_table[(m*L)+l]=1;
return(m*L);
@@ -955,7 +955,7 @@ int get_nCCE_offset(int *CCE_table,
break;
}
LOG_I(MAC,"rnti %x, Yk = %d, nCCE %d (nCCE/L %d),nb_cand %d\n",rnti,Yk,nCCE,nCCE/L,nb_candidates);
LOG_D(MAC,"rnti %x, Yk = %d, nCCE %d (nCCE/L %d),nb_cand %d\n",rnti,Yk,nCCE,nCCE/L,nb_candidates);
for (m = 0 ; m < nb_candidates ; m++) {
search_space_free = 1;
@@ -994,7 +994,7 @@ int allocate_CCEs(int module_idP,
int allocation_is_feasible = 1;
DCI_ALLOC_t *dci_alloc;
LOG_I(MAC,"Allocate CCEs subframe %d, test %d : (common %d,uspec %d)\n",subframeP,test_onlyP,DCI_pdu->Num_common_dci,DCI_pdu->Num_ue_spec_dci);
LOG_D(MAC,"Allocate CCEs subframe %d, test %d : (common %d,uspec %d)\n",subframeP,test_onlyP,DCI_pdu->Num_common_dci,DCI_pdu->Num_ue_spec_dci);
init_CCE_table(module_idP,CC_idP);
DCI_pdu->nCCE=0;
@@ -1002,7 +1002,7 @@ int allocate_CCEs(int module_idP,
for (i=0;i<DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci;i++) {
dci_alloc = &DCI_pdu->dci_alloc[i];
LOG_I(MAC,"Trying to allocate DCI %d/%d (%d,%d) : rnti %x, aggreg %d nCCE %d / %d (num_pdcch_symbols %d)\n",
LOG_D(MAC,"Trying to allocate DCI %d/%d (%d,%d) : rnti %x, aggreg %d nCCE %d / %d (num_pdcch_symbols %d)\n",
i,DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci,
DCI_pdu->Num_common_dci,DCI_pdu->Num_ue_spec_dci,
dci_alloc->rnti,1<<dci_alloc->L,
@@ -1024,11 +1024,11 @@ int allocate_CCEs(int module_idP,
(i<DCI_pdu->Num_common_dci) ? 1 : 0,
dci_alloc->rnti,
subframeP))>=0) {// the allocation is feasible, rnti rule passes
LOG_I(MAC,"Allocating at nCCE %d\n",fCCE);
LOG_D(MAC,"Allocating at nCCE %d\n",fCCE);
if (test_onlyP == 0) {
DCI_pdu->nCCE += (1<<dci_alloc->L);
dci_alloc->firstCCE=fCCE;
LOG_I(MAC,"Allocate CCEs subframe %d, test %d\n",subframeP,test_onlyP);
LOG_D(MAC,"Allocate CCEs subframe %d, test %d\n",subframeP,test_onlyP);
}
} // fCCE>=0
else {
openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
+1 -1
View File
@@ -732,7 +732,7 @@ void schedule_ulsch_rnti(module_id_t module_idP,
continue; // break;
}
printf("UE %d/%x is feasible, mode %s\n",UE_id,rnti,mode_string[eNB_UE_stats->mode]);
// printf("UE %d/%x is feasible, mode %s\n",UE_id,rnti,mode_string[eNB_UE_stats->mode]);
if (eNB_UE_stats->mode == PUSCH) { // ue has a ulsch channel
openair2/LAYER2/MAC/main.c
+1
View File
@@ -468,6 +468,7 @@ int l2_init(LTE_DL_FRAME_PARMS *frame_parms,int eMBMS_active, char *uecap_xer,ui
mac_xface->get_transmission_mode = get_transmission_mode;
mac_xface->get_rballoc = get_rballoc;
mac_xface->get_nb_rb = conv_nprb;
mac_xface->get_prb = get_prb;
// mac_xface->get_SB_size = Get_SB_size;
mac_xface->get_subframe_direction = get_subframe_direction;
mac_xface->Msg3_transmitted = Msg3_tx;
openair2/LAYER2/MAC/pre_processor.c
+22 -11
View File
@@ -731,20 +731,24 @@ void dlsch_scheduler_pre_processor (module_id_t Mod_id,
void dlsch_scheduler_pre_processor_reset (int module_idP,
int UE_id,
uint8_t CC_id,
int frameP,
int subframeP,
int N_RBG,
uint16_t nb_rbs_required[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
uint16_t nb_rbs_required_remaining[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
unsigned char rballoc_sub[MAX_NUM_CCs][N_RBG_MAX],
unsigned char MIMO_mode_indicator[MAX_NUM_CCs][N_RBG_MAX])
int UE_id,
uint8_t CC_id,
int frameP,
int subframeP,
int N_RBG,
uint16_t nb_rbs_required[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
uint16_t nb_rbs_required_remaining[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
unsigned char rballoc_sub[MAX_NUM_CCs][N_RBG_MAX],
unsigned char MIMO_mode_indicator[MAX_NUM_CCs][N_RBG_MAX])
{
int i;
int i,j;
UE_list_t *UE_list=&eNB_mac_inst[module_idP].UE_list;
UE_sched_ctrl *ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
rnti_t rnti = UE_RNTI(module_idP,UE_id);
uint8_t *vrb_map = &eNB_mac_inst[module_idP].common_channels[CC_id].vrb_map;
int RBGsize = PHY_vars_eNB_g[module_idP][CC_id]->lte_frame_parms.N_RB_DL/N_RBG;
// initialize harq_pid and round
mac_xface->get_ue_active_harq_pid(module_idP,CC_id,rnti,
@@ -759,8 +763,15 @@ void dlsch_scheduler_pre_processor_reset (int module_idP,
nb_rbs_required_remaining[CC_id][UE_id] = 0;
for (i=0; i<N_RBG; i++) {
ue_sched_ctl->rballoc_sub_UE[CC_id][i] = 0;
ue_sched_ctl->rballoc_sub_UE[CC_id][UE_id] = 0;
rballoc_sub[CC_id][i] = 0;
for (j=0;j<RBGsize;j++) {
if (vrb_map[j+(i*RBGsize)]!=0) {
rballoc_sub[CC_id][i] = 1;
break;
}
}
LOG_D(MAC,"Frame %d Subframe %d CC_id %d RBG %i : rb_alloc %d\n",frameP,subframeP,CC_id,i,rballoc_sub[CC_id][i]);
MIMO_mode_indicator[CC_id][i] = 2;
}
}
openair2/LAYER2/MAC/proto.h
+4 -8
View File
@@ -53,18 +53,16 @@ for the message.
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
@param nprb Pointer to current PRB count
*/
void schedule_RA(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,uint8_t Msg3_subframe,unsigned int *nprb);
void schedule_RA(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,uint8_t Msg3_subframe);
/** \brief First stage of SI Scheduling. Gets a SI SDU from RRC if available and computes the MCS required to transport it as a function of the SDU length. It assumes a length less than or equal to 64 bytes (MCS 6, 3 PRBs).
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
@param Msg3_subframe Subframe where Msg3 will be transmitted
@param nprb Pointer to current PRB count
*/
void schedule_SI(module_id_t module_idP,frame_t frameP,sub_frame_t subframeP, unsigned int *nprb);
void schedule_SI(module_id_t module_idP,frame_t frameP,sub_frame_t subframeP);
/** \brief MBMS scheduling: Checking the position for MBSFN subframes. Create MSI, transfer MCCH from RRC to MAC, transfer MTCHs from RLC to MAC. Multiplexing MSI,MCCH&MTCHs. Return 1 if there are MBSFN data being allocated, otherwise return 0;
@param Mod_id Instance ID of eNB
@@ -116,19 +114,17 @@ void schedule_ulsch_cba_rnti(module_id_t module_idP, unsigned char cooperation_f
@param Mod_id Instance of eNB
@param frame Frame index
@param subframe Index of subframe
@param rballoc Bitmask for allowable subband allocations
@param mbsfn_flag Indicates that this subframe is for MCH/MCCH
*/
void fill_DLSCH_dci(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,uint32_t *rballoc,int *mbsfn_flag);
void fill_DLSCH_dci(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,int *mbsfn_flag);
/** \brief UE specific DLSCH scheduling. Retrieves next ue to be schduled from round-robin scheduler and gets the appropriate harq_pid for the subframe from PHY. If the process is active and requires a retransmission, it schedules the retransmission with the same PRB count and MCS as the first transmission. Otherwise it consults RLC for DCCH/DTCH SDUs (status with maximum number of available PRBS), builds the MAC header (timing advance sent by default) and copies
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe on which to act
@param nb_rb_used0 Number of PRB used by SI/RA
@param mbsfn_flag Indicates that MCH/MCCH is in this subframe
*/
void schedule_ue_spec(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,unsigned int *nb_rb_used0,int *mbsfn_flag);
void schedule_ue_spec(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,int *mbsfn_flag);
/** \brief Function for UE/PHY to compute PUSCH transmit power in power-control procedure.
@param Mod_id Module id of UE
openair2/PHY_INTERFACE/defs.h
+6 -2
View File
@@ -238,13 +238,16 @@ typedef struct {
int (*get_ue_active_harq_pid)(module_id_t Mod_id, uint8_t CC_id,rnti_t rnti, int frame, uint8_t subframe, uint8_t *harq_pid, uint8_t *round, uint8_t ul_flag);
/// Function to retrieve number of CCE
uint16_t (*get_nCCE_max)(module_id_t Mod_id,uint8_t CC_id,int num_pdcch_symbols,int subframe);
uint16_t (*get_nCCE_max)(module_id_t Mod_id,uint8_t CC_id,int num_pdcch_symbols ,int subframe);
int (*get_nCCE_offset)(unsigned char L, int nCCE, int common_dci, unsigned short rnti, unsigned char subframe);
/// Function to retrieve number of PRB in an rb_alloc
uint32_t (*get_nb_rb)(uint8_t ra_header, uint32_t rb_alloc, int n_rb_dl);
/// Function to convert VRB to PRB for distributed allocation
int (*get_prb)(int N_RB_DL,int odd_slot,int vrb,int Ngap);
/// Function to retrieve transmission mode for UE
uint8_t (*get_transmission_mode)(module_id_t Mod_id,uint8_t CC_id,rnti_t rnti);
@@ -311,8 +314,9 @@ typedef struct {
/// get the delta TF for Uplink Power Control Calculation
int16_t (*get_hundred_times_delta_TF) (module_id_t module_idP, uint8_t CC_id, rnti_t rnti, uint8_t harq_pid);
/// get target uplink received power
/// get target PUSCH received power
int16_t (*get_target_pusch_rx_power) (module_id_t module_idP, uint8_t CC_id);
/// get target PUSCH received power
int16_t (*get_target_pucch_rx_power) (module_id_t module_idP, uint8_t CC_id);
unsigned char is_cluster_head;