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OpenXG UE
Commit 4ee0cb09 authored by Cedric Roux's avatar Cedric Roux
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Merge branch 'bugfix-188-multi-UEs-fixes' into develop_integration_w03

parents c3a2ffa5 08f47675
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Showing with 410 additions and 143 deletions
openair2/LAYER2/MAC/config.c
View file @ 4ee0cb09
......@@ -195,10 +195,14 @@ rrc_mac_config_req(
}
}
else {
if (logicalChannelConfig)
UE_list->UE_template[CC_idP][UE_id].lcgidmap[logicalChannelIdentity] = *logicalChannelConfig->ul_SpecificParameters->logicalChannelGroup;
else
UE_list->UE_template[CC_idP][UE_id].lcgidmap[logicalChannelIdentity] = 0;
if (UE_id == -1) {
LOG_E(MAC,"%s:%d:%s: ERROR, UE_id == -1\n", __FILE__, __LINE__, __FUNCTION__);
} else {
if (logicalChannelConfig)
UE_list->UE_template[CC_idP][UE_id].lcgidmap[logicalChannelIdentity] = *logicalChannelConfig->ul_SpecificParameters->logicalChannelGroup;
else
UE_list->UE_template[CC_idP][UE_id].lcgidmap[logicalChannelIdentity] = 0;
}
}
}
......@@ -296,7 +300,10 @@ rrc_mac_config_req(
if (physicalConfigDedicated != NULL) {
if (eNB_flagP==1) {
mac_xface->phy_config_dedicated_eNB(Mod_idP, CC_idP, UE_RNTI(Mod_idP, UE_id), physicalConfigDedicated);
if (UE_id == -1)
LOG_E(MAC,"%s:%d:%s: ERROR, UE_id == -1\n", __FILE__, __LINE__, __FUNCTION__);
else
mac_xface->phy_config_dedicated_eNB(Mod_idP, CC_idP, UE_RNTI(Mod_idP, UE_id), physicalConfigDedicated);
} else {
mac_xface->phy_config_dedicated_ue(Mod_idP,0,eNB_index,physicalConfigDedicated);
UE_mac_inst[Mod_idP].physicalConfigDedicated=physicalConfigDedicated; // for SR proc
......@@ -308,7 +315,10 @@ rrc_mac_config_req(
if (sCellToAddMod_r10 != NULL) {
if (eNB_flagP==1) {
mac_xface->phy_config_dedicated_scell_eNB(Mod_idP,UE_RNTI(Mod_idP,UE_id),sCellToAddMod_r10,1);
if (UE_id == -1)
LOG_E(MAC,"%s:%d:%s: ERROR, UE_id == -1\n", __FILE__, __LINE__, __FUNCTION__);
else
mac_xface->phy_config_dedicated_scell_eNB(Mod_idP,UE_RNTI(Mod_idP,UE_id),sCellToAddMod_r10,1);
} else {
//#warning "phy_config_dedicated_scell_ue is empty"
......
openair2/LAYER2/MAC/eNB_scheduler.c
View file @ 4ee0cb09
......@@ -99,7 +99,7 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
int result;
#endif
DCI_PDU *DCI_pdu[MAX_NUM_CCs];
int CC_id,i,next_i;
int CC_id,i; //,next_i;
UE_list_t *UE_list=&eNB_mac_inst[module_idP].UE_list;
rnti_t rnti;
void *DLSCH_dci=NULL;
......@@ -121,10 +121,21 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
memset(eNB_mac_inst[module_idP].common_channels[CC_id].vrb_map,0,100);
}
// clear DCI and BCCH contents before scheduling
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
DCI_pdu[CC_id]->Num_common_dci = 0;
DCI_pdu[CC_id]->Num_ue_spec_dci = 0;
#ifdef Rel10
eNB_mac_inst[module_idP].common_channels[CC_id].mcch_active =0;
#endif
eNB_mac_inst[module_idP].frame = frameP;
eNB_mac_inst[module_idP].subframe = subframeP;
}
// refresh UE list based on UEs dropped by PHY in previous subframe
i = UE_list->head;
for (i = 0; i < NUMBER_OF_UE_MAX; i++) {
if (UE_list->active[i] != TRUE) continue;
while (i>=0) {
rnti = UE_RNTI(module_idP, i);
CC_id = UE_PCCID(module_idP, i);
if ((frameP==0)&&(subframeP==0))
......@@ -132,8 +143,6 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
UE_list->UE_sched_ctrl[i].ul_out_of_sync==0 ? "in synch" : "out of sync",
UE_list->UE_template[CC_id][i].phr_info);
next_i= UE_list->next[i];
PHY_vars_eNB_g[module_idP][CC_id]->pusch_stats_bsr[i][(frameP*10)+subframeP]=-63;
if (i==UE_list->head)
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_UE0_BSR,PHY_vars_eNB_g[module_idP][CC_id]->pusch_stats_bsr[i][(frameP*10)+subframeP]);
......@@ -261,8 +270,6 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
}
}
} // ul_failure_timer>0
i = next_i;
}
#if defined(ENABLE_ITTI)
......@@ -319,22 +326,6 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
#endif
// clear DCI and BCCH contents before scheduling
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
DCI_pdu[CC_id]->Num_common_dci = 0;
DCI_pdu[CC_id]->Num_ue_spec_dci = 0;
#ifdef Rel10
eNB_mac_inst[module_idP].common_channels[CC_id].mcch_active =0;
#endif
eNB_mac_inst[module_idP].frame = frameP;
eNB_mac_inst[module_idP].subframe = subframeP;
}
/* #ifndef DISABLE_SF_TRIGGER */
/* //Send subframe trigger to the controller */
/* if (mac_agent_registered[module_idP]) { */
......
openair2/LAYER2/MAC/eNB_scheduler_RA.c
View file @ 4ee0cb09
......@@ -73,7 +73,7 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
unsigned char i,harq_pid,round;
int16_t rrc_sdu_length;
unsigned char lcid,offset;
module_id_t UE_id= UE_INDEX_INVALID;
int UE_id = -1;
unsigned short TBsize = -1;
unsigned short msg4_padding,msg4_post_padding,msg4_header;
uint8_t *vrb_map;
......@@ -266,6 +266,7 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
// check for Msg4 Message
UE_id = find_UE_id(module_idP,RA_template->rnti);
if (UE_id == -1) { printf("%s:%d:%s: FATAL ERROR\n", __FILE__, __LINE__, __FUNCTION__); abort(); }
if (Is_rrc_registered == 1) {
......@@ -709,7 +710,10 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
RA_template->RA_dci_size_bits2,
RA_template->RA_dci_fmt2,
0);
printf("MAC: msg4 retransmission for rnti %x (round %d) fsf %d/%d\n", RA_template->rnti, round, frameP, subframeP);
}
else
printf("MAC: msg4 retransmission for rnti %x (round %d) fsf %d/%d CCE allocation failed!\n", RA_template->rnti, round, frameP, subframeP);
LOG_W(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d: Msg4 not acknowledged, adding ue specific dci (rnti %x) for RA (Msg4 Retransmission)\n",
module_idP,CC_id,frameP,subframeP,RA_template->rnti);
} else {
......@@ -718,6 +722,7 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
remove UE instance across all the layers: mac_xface->cancel_RA();
}
*/
printf("MAC: msg4 acknowledged for rnti %x fsf %d/%d, let's configure it\n", RA_template->rnti, frameP, subframeP);
LOG_I(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d : Msg4 acknowledged\n",module_idP,CC_id,frameP,subframeP);
RA_template->wait_ack_Msg4=0;
RA_template->RA_active=FALSE;
......@@ -746,14 +751,26 @@ void initiate_ra_proc(module_id_t module_idP, int CC_id,frame_t frameP, uint16_t
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_INITIATE_RA_PROC,0);
for (i=0; i<NB_RA_PROC_MAX; i++) {
if (RA_template[i].RA_active==FALSE) {
if (RA_template[i].RA_active==FALSE &&
RA_template[i].wait_ack_Msg4 == 0) {
int loop = 0;
RA_template[i].RA_active=TRUE;
RA_template[i].generate_rar=1;
RA_template[i].generate_Msg4=0;
RA_template[i].wait_ack_Msg4=0;
RA_template[i].timing_offset=timing_offset;
// Put in random rnti (to be replaced with proper procedure!!)
RA_template[i].rnti = taus();
/* TODO: find better procedure to allocate RNTI */
do {
RA_template[i].rnti = taus();
loop++;
} while (loop != 100 &&
/* TODO: this is not correct, the rnti may be in use without
* being in the MAC yet. To be refined.
*/
!(find_UE_id(module_idP, RA_template[i].rnti) == -1 &&
/* 1024 and 60000 arbirarily chosen, not coming from standard */
RA_template[i].rnti >= 1024 && RA_template[i].rnti < 60000));
if (loop == 100) { printf("%s:%d:%s: FATAL ERROR! contact the authors\n", __FILE__, __LINE__, __FUNCTION__); abort(); }
RA_template[i].RA_rnti = 1+subframeP+(10*f_id);
RA_template[i].preamble_index = preamble_index;
LOG_D(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d Activating RAR generation for process %d, rnti %x, RA_active %d\n",
......@@ -763,6 +780,8 @@ void initiate_ra_proc(module_id_t module_idP, int CC_id,frame_t frameP, uint16_t
return;
}
}
LOG_E(MAC,"[eNB %d][RAPROC] FAILURE: CC_id %d Frame %d Initiating RA procedure for preamble index %d\n",module_idP,CC_id,frameP,preamble_index);
}
void cancel_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP, rnti_t rnti)
......
openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
View file @ 4ee0cb09
......@@ -453,9 +453,11 @@ schedule_ue_spec(
UE_sched_ctrl *ue_sched_ctl;
int i;
#if 0
if (UE_list->head==-1) {
return;
}
#endif
start_meas(&eNB->schedule_dlsch);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_SCHEDULE_DLSCH,VCD_FUNCTION_IN);
......
openair2/LAYER2/MAC/eNB_scheduler_primitives.c
View file @ 4ee0cb09
......@@ -107,18 +107,17 @@ DCI_PDU *get_dci_sdu(module_id_t module_idP, int CC_id,frame_t frameP, sub_frame
int find_UE_id(module_id_t mod_idP, rnti_t rntiP)
//------------------------------------------------------------------------------
{
int UE_id;
UE_list_t *UE_list = &eNB_mac_inst[mod_idP].UE_list;
for (UE_id=UE_list->head; UE_id>=0; UE_id=UE_list->next[UE_id]) {
for (UE_id = 0; UE_id < NUMBER_OF_UE_MAX; UE_id++) {
if (UE_list->active[UE_id] != TRUE) continue;
if (UE_list->UE_template[UE_PCCID(mod_idP,UE_id)][UE_id].rnti==rntiP) {
return(UE_id);
}
}
return(-1);
}
//------------------------------------------------------------------------------
......@@ -235,21 +234,17 @@ void dump_ue_list(UE_list_t *listP, int ul_flag)
int add_new_ue(module_id_t mod_idP, int cc_idP, rnti_t rntiP,int harq_pidP)
{
int UE_id;
int j;
int i, j;
UE_list_t *UE_list = &eNB_mac_inst[mod_idP].UE_list;
LOG_D(MAC,"[eNB %d, CC_id %d] Adding UE with rnti %x (next avail %d, num_UEs %d)\n",mod_idP,cc_idP,rntiP,UE_list->avail,UE_list->num_UEs);
dump_ue_list(UE_list,0);
if (UE_list->avail>=0) {
UE_id = UE_list->avail;
AssertFatal( UE_id < NUMBER_OF_UE_MAX, "BAD UE_id %u > NUMBER_OF_UE_MAX",UE_id );
UE_list->avail = UE_list->next[UE_list->avail];
UE_list->next[UE_id] = UE_list->head;
UE_list->next_ul[UE_id] = UE_list->head_ul;
UE_list->head = UE_id;
UE_list->head_ul = UE_id;
for (i = 0; i < NUMBER_OF_UE_MAX; i++) {
if (UE_list->active[i] == TRUE) continue;
printf("MAC: new UE id %d rnti %x\n", i, rntiP);
UE_id = i;
UE_list->UE_template[cc_idP][UE_id].rnti = rntiP;
UE_list->UE_template[cc_idP][UE_id].configured = FALSE;
UE_list->numactiveCCs[UE_id] = 1;
......@@ -273,6 +268,7 @@ int add_new_ue(module_id_t mod_idP, int cc_idP, rnti_t rntiP,int harq_pidP)
return(UE_id);
}
printf("MAC: cannot add new UE for rnti %x\n", rntiP);
LOG_E(MAC,"error in add_new_ue(), could not find space in UE_list, Dumping UE list\n");
dump_ue_list(UE_list,0);
return(-1);
......@@ -282,23 +278,27 @@ int add_new_ue(module_id_t mod_idP, int cc_idP, rnti_t rntiP,int harq_pidP)
int rrc_mac_remove_ue(module_id_t mod_idP,rnti_t rntiP)
//------------------------------------------------------------------------------
{
int prev,i, ret=-1;
int i;
UE_list_t *UE_list = &eNB_mac_inst[mod_idP].UE_list;
int UE_id = find_UE_id(mod_idP,rntiP);
int pCC_id = UE_PCCID(mod_idP,UE_id);
int pCC_id;
if (UE_id == -1) {
printf("MAC: cannot remove UE rnti %x\n", rntiP);
LOG_W(MAC,"rrc_mac_remove_ue: UE %x not found\n", rntiP);
mac_phy_remove_ue(mod_idP,rntiP);
mac_phy_remove_ue(mod_idP, rntiP);
return 0;
}
pCC_id = UE_PCCID(mod_idP,UE_id);
printf("MAC: remove UE %d rnti %x\n", UE_id, rntiP);
LOG_I(MAC,"Removing UE %d from Primary CC_id %d (rnti %x)\n",UE_id,pCC_id, rntiP);
dump_ue_list(UE_list,0);
UE_list->active[UE_id] = FALSE;
UE_list->num_UEs--;
// clear all remaining pending transmissions
UE_list->UE_template[pCC_id][UE_id].bsr_info[LCGID0] = 0;
UE_list->UE_template[pCC_id][UE_id].bsr_info[LCGID1] = 0;
......@@ -313,58 +313,13 @@ int rrc_mac_remove_ue(module_id_t mod_idP,rnti_t rntiP)
eNB_dlsch_info[mod_idP][pCC_id][UE_id].rnti = NOT_A_RNTI;
eNB_dlsch_info[mod_idP][pCC_id][UE_id].status = S_DL_NONE;
prev = UE_list->head;
for (i=UE_list->head; i>=0; i=UE_list->next[i]) {
if (i == UE_id) {
// link prev to next in Active list
if (i==UE_list->head) {
UE_list->head = UE_list->next[i];
} else {
UE_list->next[prev] = UE_list->next[i];
}
// add UE id (i)to available
UE_list->next[i] = UE_list->avail;
UE_list->avail = i;
UE_list->active[i] = FALSE;
UE_list->num_UEs--;
ret=0;
break;
}
prev=i;
}
// do the same for UL
prev = UE_list->head_ul;
for (i=UE_list->head_ul; i>=0; i=UE_list->next_ul[i]) {
if (i == UE_id) {
// link prev to next in Active list
if (i==UE_list->head_ul) {
UE_list->head_ul = UE_list->next_ul[i];
} else {
UE_list->next_ul[prev] = UE_list->next_ul[i];
}
// add UE id (i)to available
UE_list->next_ul[i] = UE_list->avail;
ret = 0;
break;
}
prev=i;
}
mac_phy_remove_ue(mod_idP,rntiP);
// check if this has an RA process active
RA_TEMPLATE *RA_template;
for (i=0;i<NB_RA_PROC_MAX;i++) {
RA_template = (RA_TEMPLATE *)&eNB_mac_inst[mod_idP].common_channels[pCC_id].RA_template[i];
if ((RA_template->RA_active == TRUE) &&
(RA_template->rnti == rntiP)){
if (RA_template->rnti == rntiP){
RA_template->RA_active=FALSE;
RA_template->generate_rar=0;
RA_template->generate_Msg4=0;
......@@ -372,18 +327,11 @@ int rrc_mac_remove_ue(module_id_t mod_idP,rnti_t rntiP)
RA_template->timing_offset=0;
RA_template->RRC_timer=20;
RA_template->rnti = 0;
break;
//break;
}
}
if (ret == 0) {
return (0);
}
LOG_E(MAC,"error in mac_remove_ue(), could not find previous to %d in UE_list, should never happen, Dumping UE list\n",UE_id);
dump_ue_list(UE_list,0);
mac_xface->macphy_exit("mac_remove_ue: Problem in UE_list");
return(-1);
return 0;
}
......@@ -1096,7 +1044,7 @@ try_again:
1<<DCI_pdu->dci_alloc[j].L,
nCCE,nCCE_max,DCI_pdu->num_pdcch_symbols);
}
dump_CCE_table(CCE_table,nCCE_max,subframeP,dci_alloc->rnti,dci_alloc->L);
//dump_CCE_table(CCE_table,nCCE_max,subframeP,dci_alloc->rnti,dci_alloc->L);
goto failed;
}
......
openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
View file @ 4ee0cb09
......@@ -751,6 +751,39 @@ void schedule_ulsch_rnti(module_id_t module_idP,
continue;
}
/* let's drop the UE if get_eNB_UE_stats returns NULL when calling it with any of the UE's active UL CCs */
/* TODO: refine? */
drop_ue = 0;
for (n=0; n<UE_list->numactiveULCCs[UE_id]; n++) {
CC_id = UE_list->ordered_ULCCids[n][UE_id];
if (mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti) == NULL) {
LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d/%x CC %d: no PHY context\n", module_idP,frameP,subframeP,UE_id,rnti,CC_id);
drop_ue = 1;
break;
}
}
if (drop_ue == 1) {
/* we can't come here, ulsch_scheduler_pre_processor won't put in the list a UE with no PHY context */
abort();
/* TODO: this is a hack. Sometimes the UE has no PHY context but
* is still present in the MAC with 'ul_failure_timer' = 0 and
* 'ul_out_of_sync' = 0. It seems wrong and the UE stays there forever. Let's
* start an UL out of sync procedure in this case.
* The root cause of this problem has to be found and corrected.
* In the meantime, this hack...
*/
if (UE_list->UE_sched_ctrl[UE_id].ul_failure_timer == 0 &&
UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync == 0) {
LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d/%x CC %d: UE in weird state, let's put it 'out of sync'\n",
module_idP,frameP,subframeP,UE_id,rnti,CC_id);
// inform RRC of failure and clear timer
mac_eNB_rrc_ul_failure(module_idP,CC_id,frameP,subframeP,rnti);
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer=0;
UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync=1;
}
continue;
}
// loop over all active UL CC_ids for this UE
for (n=0; n<UE_list->numactiveULCCs[UE_id]; n++) {
// This is the actual CC_id in the list
......@@ -758,15 +791,6 @@ void schedule_ulsch_rnti(module_id_t module_idP,
frame_parms = mac_xface->get_lte_frame_parms(module_idP,CC_id);
eNB_UE_stats = mac_xface->get_eNB_UE_stats(module_idP,CC_id,rnti);
if (eNB_UE_stats==NULL) {
LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d/%x CC %d: no PHY context\n", module_idP,frameP,subframeP,UE_id,rnti,CC_id);
drop_ue=1;
continue; // mac_xface->macphy_exit("[MAC][eNB] Cannot find eNB_UE_stats\n");
}
if (drop_ue==1)
continue;
if (CCE_allocation_infeasible(module_idP,CC_id,0,subframeP,aggregation,rnti)) {
LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d/%x CC %d: not enough nCCE\n", module_idP,frameP,subframeP,UE_id,rnti,CC_id);
continue; // break;
......@@ -882,6 +906,12 @@ void schedule_ulsch_rnti(module_id_t module_idP,
T_INT(subframeP), T_INT(harq_pid), T_INT(mcs), T_INT(first_rb[CC_id]), T_INT(rb_table[rb_table_index]),
T_INT(TBS), T_INT(ndi));
if (mac_eNB_get_rrc_status(module_idP,rnti) < RRC_CONNECTED)
LOG_I(MAC,"[eNB %d][PUSCH %d/%x] CC_id %d Frame %d subframeP %d Scheduled UE %d (mcs %d, first rb %d, nb_rb %d, rb_table_index %d, TBS %d, harq_pid %d)\n",
module_idP,harq_pid,rnti,CC_id,frameP,subframeP,UE_id,mcs,
first_rb[CC_id],rb_table[rb_table_index],
rb_table_index,TBS,harq_pid);
// bad indices : 20 (40 PRB), 21 (45 PRB), 22 (48 PRB)
// increment for next UE allocation
first_rb[CC_id]+=rb_table[rb_table_index];
......@@ -891,12 +921,6 @@ void schedule_ulsch_rnti(module_id_t module_idP,
if (UE_id == UE_list->head)
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_UE0_SCHEDULED,UE_sched_ctrl->ul_scheduled);
if (mac_eNB_get_rrc_status(module_idP,rnti) < RRC_CONNECTED)
LOG_I(MAC,"[eNB %d][PUSCH %d/%x] CC_id %d Frame %d subframeP %d Scheduled UE %d (mcs %d, first rb %d, nb_rb %d, rb_table_index %d, TBS %d, harq_pid %d)\n",
module_idP,harq_pid,rnti,CC_id,frameP,subframeP,UE_id,mcs,
first_rb[CC_id],rb_table[rb_table_index],
rb_table_index,TBS,harq_pid);
// adjust total UL buffer status by TBS, wait for UL sdus to do final update
LOG_D(MAC,"[eNB %d] CC_id %d UE %d/%x : adjusting ul_total_buffer, old %d, TBS %d\n", module_idP,CC_id,UE_id,rnti,UE_template->ul_total_buffer,TBS);
if (UE_template->ul_total_buffer > TBS)
......
openair2/LAYER2/MAC/pre_processor.c
View file @ 4ee0cb09
This diff is collapsed.
openair2/LAYER2/RLC/AM_v9.3.0/rlc_am.c
View file @ 4ee0cb09
......@@ -557,6 +557,15 @@ rlc_am_mac_status_indication (
status_resp.head_sdu_is_segmented = 0;
status_resp.rlc_info.rlc_protocol_state = rlc->protocol_state;
/* TODO: remove this hack. Problem is: there is a race.
* UE comes. SRB2 is configured via message to RRC.
* At some point the RLC AM is created but not configured yet.
* At this moment (I think) MAC calls mac_rlc_status_ind
* which calls this function. But the init was not finished yet
* and we have a crash below when testing mem_block != NULL.
*/
if (rlc->input_sdus == NULL) return status_resp;
if (rlc->last_frame_status_indication != ctxt_pP->frame) {
rlc_am_check_timer_poll_retransmit(ctxt_pP, rlc);
rlc_am_check_timer_reordering(ctxt_pP, rlc);
......
openair2/RRC/LITE/MESSAGES/asn1_msg.c
View file @ 4ee0cb09
......@@ -99,7 +99,7 @@ int errno;
# endif
#endif
#define XER_PRINT
//#define XER_PRINT
extern Enb_properties_array_t enb_properties;
typedef struct xer_sprint_string_s {
......
openair2/RRC/LITE/rrc_eNB.c
View file @ 4ee0cb09
......@@ -96,7 +96,7 @@
#if defined(FLEXRAN_AGENT_SB_IF)
#include "flexran_agent_extern.h"
#endif
#define XER_PRINT
//#define XER_PRINT
#ifdef PHY_EMUL
extern EMULATION_VARS *Emul_vars;
......@@ -4191,9 +4191,11 @@ rrc_eNB_decode_ccch(
* the current one must be removed from MAC/PHY (zombie UE)
*/
if ((ue_context_p = rrc_eNB_ue_context_random_exist(ctxt_pP, random_value))) {
//#warning "TODO: random_exist: remove UE from MAC/PHY (how?)"
// AssertFatal(0 == 1, "TODO: remove UE from MAC/PHY (how?)");
LOG_W(RRC, "new UE rnti %x (coming with random value) is already there as UE %x, removing %x from MAC/PHY\n",
ctxt_pP->rnti, ue_context_p->ue_context.rnti, ctxt_pP->rnti);
rrc_mac_remove_ue(ctxt_pP->module_id, ctxt_pP->rnti);
ue_context_p = NULL;
return 0;
} else {
ue_context_p = rrc_eNB_get_next_free_ue_context(ctxt_pP, random_value);
}
......@@ -4204,9 +4206,8 @@ rrc_eNB_decode_ccch(
m_tmsi_t m_tmsi = BIT_STRING_to_uint32(&s_TMSI.m_TMSI);
random_value = (((uint64_t)mme_code) << 32) | m_tmsi;
if ((ue_context_p = rrc_eNB_ue_context_stmsi_exist(ctxt_pP, mme_code, m_tmsi))) {
//#warning "TODO: stmsi_exist: remove UE from MAC/PHY (how?)"
LOG_I(RRC," S-TMSI exists, ue_context_p %p, old rnti %x => %x\n",ue_context_p,ue_context_p->ue_context.rnti,ctxt_pP->rnti);
rrc_mac_remove_ue(ctxt_pP->module_id, ue_context_p->ue_context.rnti);
stmsi_received=1;
/* replace rnti in the context */
/* for that, remove the context from the RB tree */
......@@ -4218,8 +4219,6 @@ rrc_eNB_decode_ccch(
/* reset timers */
ue_context_p->ue_context.ul_failure_timer = 0;
ue_context_p->ue_context.ue_release_timer = 0;
// AssertFatal(0 == 1, "TODO: remove UE from MAC/PHY (how?)");
// ue_context_p = NULL;
} else {
LOG_I(RRC," S-TMSI doesn't exist, setting Initialue_identity_s_TMSI.m_tmsi to %p => %x\n",ue_context_p,m_tmsi);
ue_context_p = rrc_eNB_get_next_free_ue_context(ctxt_pP, NOT_A_RANDOM_UE_IDENTITY);
......@@ -4230,7 +4229,8 @@ rrc_eNB_decode_ccch(
ue_context_p->ue_context.Initialue_identity_s_TMSI.mme_code = mme_code;
ue_context_p->ue_context.Initialue_identity_s_TMSI.m_tmsi = m_tmsi;
} else {
break;
/* TODO: do we have to break here? */
//break;
}
}
......@@ -4786,6 +4786,7 @@ rrc_eNB_decode_dcch(
#ifdef XER_PRINT
xer_fprint(stdout, &asn_DEF_UL_DCCH_Message, (void *)ul_dcch_msg);
#endif
LOG_I(RRC, "got UE capabilities for UE %x\n", ctxt_pP->rnti);
dec_rval = uper_decode(NULL,
&asn_DEF_UE_EUTRA_Capability,
(void **)&UE_EUTRA_Capability,
......@@ -4796,7 +4797,7 @@ rrc_eNB_decode_dcch(
choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.
array[0]->ueCapabilityRAT_Container.size, 0, 0);
//#ifdef XER_PRINT
xer_fprint(stdout, &asn_DEF_UE_EUTRA_Capability, (void *)UE_EUTRA_Capability);
//xer_fprint(stdout, &asn_DEF_UE_EUTRA_Capability, (void *)UE_EUTRA_Capability);
//#endif
#if defined(ENABLE_USE_MME)
......
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