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Final changes for UE context management

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This commit is contained in:
Raymond Knopp
2016-02-19 15:42:32 +01:00
parent fdb81c2339
commit d4cdda31ab
16 changed files with 171 additions and 130 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
+25 -25
View File
@@ -44,6 +44,7 @@
#include "PHY/CODING/extern.h"
#include "PHY/CODING/lte_interleaver_inline.h"
#include "PHY/LTE_TRANSPORT/defs.h"
#include "PHY/LTE_TRANSPORT/proto.h"
#include "defs.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
@@ -91,11 +92,11 @@ void free_eNB_dlsch(LTE_eNB_DLSCH_t *dlsch)
#endif
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS; r++) {
#ifdef DEBUG_DLSCH_FREE
msg("Freeing dlsch process %d c[%d] (%p)\n",i,r,dlsch->harq_processes[i]->c[r]);
#endif
if (dlsch->harq_processes[i]->c[r]) {
free16(dlsch->harq_processes[i]->c[r],((r==0)?8:0) + 3+768);
dlsch->harq_processes[i]->c[r] = NULL;
@@ -104,17 +105,17 @@ void free_eNB_dlsch(LTE_eNB_DLSCH_t *dlsch)
free16(dlsch->harq_processes[i]->d[r],(96+12+3+(3*6144)));
dlsch->harq_processes[i]->d[r] = NULL;
}
}
free16(dlsch->harq_processes[i],sizeof(LTE_DL_eNB_HARQ_t));
dlsch->harq_processes[i] = NULL;
}
free16(dlsch->harq_processes[i],sizeof(LTE_DL_eNB_HARQ_t));
dlsch->harq_processes[i] = NULL;
}
}
free16(dlsch,sizeof(LTE_eNB_DLSCH_t));
dlsch = NULL;
}
}
}
LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_t Nsoft,unsigned char N_RB_DL, uint8_t abstraction_flag)
@@ -204,28 +205,28 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
for (i=0; i<Mdlharq; i++) {
dlsch->harq_processes[i]->round=0;
if (abstraction_flag==0) {
for (j=0; j<96; j++)
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS/bw_scaling; r++) {
// printf("dlsch->harq_processes[%d]->d[%d] %p\n",i,r,dlsch->harq_processes[i]->d[r]);
dlsch->harq_processes[i]->d[r][j] = LTE_NULL;
}
}
for (j=0; j<96; j++)
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS/bw_scaling; r++) {
// printf("dlsch->harq_processes[%d]->d[%d] %p\n",i,r,dlsch->harq_processes[i]->d[r]);
if (dlsch->harq_processes[i]->d[r])
dlsch->harq_processes[i]->d[r][j] = LTE_NULL;
}
}
return(dlsch);
}
}
LOG_D(PHY, "new_eNB_dlsch exit flag %d, size of %ld\n",
exit_flag, sizeof(LTE_eNB_DLSCH_t));
LOG_D(PHY,"new_eNB_dlsch exit flag %d, size of %ld\n",
exit_flag, sizeof(LTE_eNB_DLSCH_t));
free_eNB_dlsch(dlsch);
return(NULL);
}
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch, uint8_t abstraction_flag)
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch)
{
unsigned char Mdlharq;
@@ -245,12 +246,11 @@ void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch, uint8_t abstraction_flag)
dlsch->harq_processes[i]->status = 0;
dlsch->harq_processes[i]->round = 0;
if (abstraction_flag==0) {
for (j=0; j<96; j++)
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS; r++)
if (dlsch->harq_processes[i]->d[r])
dlsch->harq_processes[i]->d[r][j] = LTE_NULL;
}
for (j=0; j<96; j++)
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS; r++)
if (dlsch->harq_processes[i]->d[r])
dlsch->harq_processes[i]->d[r][j] = LTE_NULL;
}
}
}
openair1/PHY/LTE_TRANSPORT/proto.h
+2 -2
View File
@@ -54,7 +54,7 @@
*/
void free_eNB_dlsch(LTE_eNB_DLSCH_t *dlsch);
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch, uint8_t abstraction_flag);
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch);
/** \fn new_eNB_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint32_t Nsoft,uint8_t abstraction_flag)
\brief This function allocates structures for a particular DLSCH at eNB
@@ -85,7 +85,7 @@ void free_ue_dlsch(LTE_UE_DLSCH_t *dlsch);
LTE_UE_DLSCH_t *new_ue_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint32_t Nsoft,uint8_t max_turbo_iterations,uint8_t N_RB_DL, uint8_t abstraction_flag);
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch, uint8_t abstraction_flag);
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch);
void free_ue_ulsch(LTE_UE_ULSCH_t *ulsch);
openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
+1 -1
View File
@@ -179,7 +179,7 @@ LTE_eNB_ULSCH_t *new_eNB_ulsch(uint8_t Mdlharq,uint8_t max_turbo_iterations,uint
return(NULL);
}
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch, uint8_t abstraction_flag)
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch)
{
unsigned char Mdlharq;
openair1/PHY/impl_defs_top.h
+1 -1
View File
@@ -256,7 +256,7 @@
#define AMP_OVER_2 (AMP>>1)
/// Threshold for PUCCH Format 1 detection
#define PUCCH1_THRES 10
#define PUCCH1_THRES 7
/// Threshold for PUCCH Format 1a/1b detection
#define PUCCH1a_THRES 4
openair1/SCHED/defs.h
+1 -1
View File
@@ -405,7 +405,7 @@ void remove_harq_pid_from_freelist(LTE_eNB_DLSCH_t *DLSCH_ptr, int harq_pid);
int8_t find_ue(uint16_t rnti, PHY_VARS_eNB *phy_vars_eNB);
int32_t add_ue(int16_t rnti, PHY_VARS_eNB *phy_vars_eNB);
int32_t remove_ue(uint16_t rnti, PHY_VARS_eNB *phy_vars_eNB,uint8_t abstraction_flag);
int mac_phy_remove_ue(module_id_t Mod_idP,rnti_t rnti);
void process_timing_advance(module_id_t Mod_id,uint8_t CC_id,int16_t timing_advance);
void process_timing_advance_rar(PHY_VARS_UE *phy_vars_ue,uint16_t timing_advance);
openair1/SCHED/phy_procedures_lte_eNb.c
+32 -30
View File
@@ -198,41 +198,43 @@ int32_t add_ue(int16_t rnti, PHY_VARS_eNB *phy_vars_eNB)
return(-1);
}
int32_t remove_ue(uint16_t rnti, PHY_VARS_eNB *phy_vars_eNB, uint8_t abstraction_flag)
{
int mac_phy_remove_ue(module_id_t Mod_idP,rnti_t rntiP) {
uint8_t i;
int j;
int j,CC_id;
PHY_VARS_eNB *phy_vars_eNB;
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
if ((phy_vars_eNB->dlsch_eNB[i]==NULL) || (phy_vars_eNB->ulsch_eNB[i]==NULL)) {
MSC_LOG_EVENT(MSC_PHY_ENB, "0 Failed remove ue %"PRIx16" (ENOMEM)", rnti);
LOG_E(PHY,"Can't remove UE, not enough memory allocated\n");
return(-1);
} else {
if (phy_vars_eNB->eNB_UE_stats[i].crnti==rnti) {
MSC_LOG_EVENT(MSC_PHY_ENB, "0 Removed ue %"PRIx16" ", rnti);
for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
phy_vars_eNB = PHY_vars_eNB_g[Mod_idP][CC_id];
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
if ((phy_vars_eNB->dlsch_eNB[i]==NULL) || (phy_vars_eNB->ulsch_eNB[i]==NULL)) {
MSC_LOG_EVENT(MSC_PHY_ENB, "0 Failed remove ue %"PRIx16" (ENOMEM)", rnti);
LOG_E(PHY,"Can't remove UE, not enough memory allocated\n");
return(-1);
} else {
if (phy_vars_eNB->eNB_UE_stats[i].crnti==rntiP) {
MSC_LOG_EVENT(MSC_PHY_ENB, "0 Removed ue %"PRIx16" ", rntiP);
#ifdef DEBUG_PHY_PROC
LOG_I(PHY,"eNB %d removing UE %d with rnti %x\n",phy_vars_eNB->Mod_id,i,rnti);
LOG_I(PHY,"eNB %d removing UE %d with rnti %x\n",phy_vars_eNB->Mod_id,i,rnti);
#endif
//msg("[PHY] UE_id %d\n",i);
clean_eNb_dlsch(phy_vars_eNB->dlsch_eNB[i][0], abstraction_flag);
clean_eNb_ulsch(phy_vars_eNB->ulsch_eNB[i],abstraction_flag);
//phy_vars_eNB->eNB_UE_stats[i].crnti = 0;
memset(&phy_vars_eNB->eNB_UE_stats[i],0,sizeof(LTE_eNB_UE_stats));
// mac_exit_wrapper("Removing UE");
/* clear the harq pid freelist */
phy_vars_eNB->dlsch_eNB[i][0]->head_freelist = 0;
phy_vars_eNB->dlsch_eNB[i][0]->tail_freelist = 0;
for (j = 0; j < 8; j++)
put_harq_pid_in_freelist(phy_vars_eNB->dlsch_eNB[i][0], j);
return(i);
//msg("[PHY] UE_id %d\n",i);
clean_eNb_dlsch(phy_vars_eNB->dlsch_eNB[i][0]);
clean_eNb_ulsch(phy_vars_eNB->ulsch_eNB[i]);
//phy_vars_eNB->eNB_UE_stats[i].crnti = 0;
memset(&phy_vars_eNB->eNB_UE_stats[i],0,sizeof(LTE_eNB_UE_stats));
// mac_exit_wrapper("Removing UE");
/* clear the harq pid freelist */
phy_vars_eNB->dlsch_eNB[i][0]->head_freelist = 0;
phy_vars_eNB->dlsch_eNB[i][0]->tail_freelist = 0;
for (j = 0; j < 8; j++)
put_harq_pid_in_freelist(phy_vars_eNB->dlsch_eNB[i][0], j);
return(i);
}
}
}
}
MSC_LOG_EVENT(MSC_PHY_ENB, "0 Failed remove ue %"PRIx16" (not found)", rnti);
MSC_LOG_EVENT(MSC_PHY_ENB, "0 Failed remove ue %"PRIx16" (not found)", rntiP);
return(-1);
}
@@ -3523,7 +3525,7 @@ void phy_procedures_eNB_RX(const unsigned char sched_subframe,PHY_VARS_eNB *phy_
frame,
phy_vars_eNB->eNB_UE_stats[i].crnti);
#endif
remove_ue(phy_vars_eNB->eNB_UE_stats[i].crnti,phy_vars_eNB,abstraction_flag);
mac_phy_remove_ue(phy_vars_eNB->Mod_id,phy_vars_eNB->eNB_UE_stats[i].crnti);
phy_vars_eNB->ulsch_eNB[(uint32_t)i]->Msg3_active = 0;
//phy_vars_eNB->ulsch_eNB[i]->harq_processes[harq_pid]->phich_active = 0;
@@ -3670,7 +3672,7 @@ void phy_procedures_eNB_RX(const unsigned char sched_subframe,PHY_VARS_eNB *phy_
phy_vars_eNB->CC_id,
frame,
phy_vars_eNB->eNB_UE_stats[i].crnti);
remove_ue(phy_vars_eNB->eNB_UE_stats[i].crnti,phy_vars_eNB,abstraction_flag);
mac_phy_remove_ue(phy_vars_eNB->Mod_id,phy_vars_eNB->eNB_UE_stats[i].crnti);
phy_vars_eNB->ulsch_eNB[(uint32_t)i]->Msg3_active = 0;
}
openair2/LAYER2/MAC/eNB_scheduler.c
+3 -3
View File
@@ -127,9 +127,9 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
// increment this, it is cleared when we receive an sdu
eNB_mac_inst[module_idP].UE_list.UE_sched_ctrl[i].ul_inactivity_timer++;
if (mac_xface->get_eNB_UE_stats(module_idP, CC_id, rnti)==NULL) {
mac_remove_ue(module_idP, i, frameP, subframeP);
// mac_remove_ue(module_idP, i, frameP, subframeP);
}
else {
// check uplink failure
@@ -210,7 +210,7 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
0);
}
else { // ra_pdcch_sent==1
LOG_I(MAC,"UE %d rnti %x: sent PDCCH order for RAPROC waiting (failure timer %d) \n",i,rnti,UE_list->UE_sched_ctrl[i].ul_failure_timer);
LOG_D(MAC,"UE %d rnti %x: sent PDCCH order for RAPROC waiting (failure timer %d) \n",i,rnti,UE_list->UE_sched_ctrl[i].ul_failure_timer);
if ((UE_list->UE_sched_ctrl[i].ul_failure_timer % 40) == 0)
UE_list->UE_sched_ctrl[i].ra_pdcch_order_sent=0; // resend every 4 frames
}
openair2/LAYER2/MAC/eNB_scheduler_primitives.c
+22 -26
View File
@@ -287,44 +287,38 @@ int add_new_ue(module_id_t mod_idP, int cc_idP, rnti_t rntiP,int harq_pidP)
}
//------------------------------------------------------------------------------
int mac_remove_ue(module_id_t mod_idP, int ue_idP, int frameP, sub_frame_t subframeP)
int rrc_mac_remove_ue(module_id_t mod_idP,rnti_t rntiP)
//------------------------------------------------------------------------------
{
int prev,i, ret=-1;
rnti_t rnti;
UE_list_t *UE_list = &eNB_mac_inst[mod_idP].UE_list;
int pCC_id = UE_PCCID(mod_idP,ue_idP);
rnti = UE_list->UE_template[pCC_id][ue_idP].rnti;
LOG_I(MAC,"Removing UE %d from Primary CC_id %d (rnti %x)\n",ue_idP,pCC_id, rnti);
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);
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);
// clear all remaining pending transmissions
UE_list->UE_template[pCC_id][ue_idP].bsr_info[LCGID0] = 0;
UE_list->UE_template[pCC_id][ue_idP].bsr_info[LCGID1] = 0;
UE_list->UE_template[pCC_id][ue_idP].bsr_info[LCGID2] = 0;
UE_list->UE_template[pCC_id][ue_idP].bsr_info[LCGID3] = 0;
UE_list->UE_template[pCC_id][UE_id].bsr_info[LCGID0] = 0;
UE_list->UE_template[pCC_id][UE_id].bsr_info[LCGID1] = 0;
UE_list->UE_template[pCC_id][UE_id].bsr_info[LCGID2] = 0;
UE_list->UE_template[pCC_id][UE_id].bsr_info[LCGID3] = 0;
UE_list->UE_template[pCC_id][ue_idP].ul_SR = 0;
UE_list->UE_template[pCC_id][ue_idP].rnti = NOT_A_RNTI;
UE_list->UE_template[pCC_id][ue_idP].ul_active = FALSE;
eNB_ulsch_info[mod_idP][pCC_id][ue_idP].rnti = NOT_A_RNTI;
eNB_ulsch_info[mod_idP][pCC_id][ue_idP].status = S_UL_NONE;
eNB_dlsch_info[mod_idP][pCC_id][ue_idP].rnti = NOT_A_RNTI;
eNB_dlsch_info[mod_idP][pCC_id][ue_idP].status = S_DL_NONE;
rrc_eNB_free_UE(
mod_idP,
rnti,
frameP,
subframeP);
UE_list->UE_template[pCC_id][UE_id].ul_SR = 0;
UE_list->UE_template[pCC_id][UE_id].rnti = NOT_A_RNTI;
UE_list->UE_template[pCC_id][UE_id].ul_active = FALSE;
eNB_ulsch_info[mod_idP][pCC_id][UE_id].rnti = NOT_A_RNTI;
eNB_ulsch_info[mod_idP][pCC_id][UE_id].status = S_UL_NONE;
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_idP) {
if (i == UE_id) {
// link prev to next in Active list
//if (prev==UE_list->head)
if (i==UE_list->head) {
@@ -349,7 +343,7 @@ int mac_remove_ue(module_id_t mod_idP, int ue_idP, int frameP, sub_frame_t subfr
prev = UE_list->head_ul;
for (i=UE_list->head_ul; i>=0; i=UE_list->next_ul[i]) {
if (i == ue_idP) {
if (i == UE_id) {
// link prev to next in Active list
if (prev==UE_list->head_ul) {
UE_list->head_ul = UE_list->next_ul[i];
@@ -366,11 +360,13 @@ int mac_remove_ue(module_id_t mod_idP, int ue_idP, int frameP, sub_frame_t subfr
prev=i;
}
mac_phy_remove_ue(mod_idP,rntiP);
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_idP);
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);
openair2/LAYER2/MAC/main.c
+1
View File
@@ -476,6 +476,7 @@ int l2_init(LTE_DL_FRAME_PARMS *frame_parms,int eMBMS_active, char *uecap_xer,ui
mac_xface->Msg1_transmitted = Msg1_tx;
mac_xface->ra_failed = ra_failed;
mac_xface->ra_succeeded = ra_succeeded;
mac_xface->mac_phy_remove_ue = mac_phy_remove_ue;
LOG_I(MAC,"[MAIN] init UE MAC functions \n");
mac_xface->ue_decode_si = ue_decode_si;
openair2/LAYER2/MAC/proto.h
+1 -1
View File
@@ -499,7 +499,7 @@ uint8_t *parse_ulsch_header(uint8_t *mac_header,
int l2_init(LTE_DL_FRAME_PARMS *frame_parms,int eMBMS_active, char *uecap_xer, uint8_t cba_group_active, uint8_t HO_active);
int mac_init(void);
int add_new_ue(module_id_t Mod_id, int CC_id, rnti_t rnti,int harq_pid);
int mac_remove_ue(module_id_t Mod_id, int UE_id,int frameP, sub_frame_t subframeP);
int rrc_mac_remove_ue(module_id_t Mod_id, rnti_t rntiP);
int maxround(module_id_t Mod_id,uint16_t rnti,int frame,sub_frame_t subframe,uint8_t ul_flag);
openair2/PHY_INTERFACE/defs.h
+1 -1
View File
@@ -134,7 +134,7 @@ typedef struct {
/// get delta mcs for fast UL AMC
int16_t (*estimate_ue_tx_power)(uint32_t tbs, uint32_t nb_rb, uint8_t control_only, lte_prefix_type_t ncp, uint8_t use_srs);
int (*mac_phy_remove_ue)(module_id_t Mod_idP,rnti_t rntiP);
/// UE functions
/// reset the ue phy
openair2/RRC/LITE/L2_interface.c
+33 -5
View File
@@ -716,19 +716,47 @@ mac_eNB_get_rrc_status(
}
void mac_eNB_rrc_ul_failure(const module_id_t Mod_instP,
const int CC_id,
const int CC_idP,
const frame_t frameP,
const sub_frame_t subframeP,
const rnti_t rnti) {
const rnti_t rntiP) {
return;
struct rrc_eNB_ue_context_s* ue_context_p = NULL;
ue_context_p = rrc_eNB_get_ue_context(
&eNB_rrc_inst[Mod_instP],
rntiP);
if (ue_context_p != NULL) {
LOG_I(RRC,"Frame %d, Subframe %d: UE %x UL failure, activating timer\n",rntiP);
ue_context_p->ue_context.ul_failure_timer=1;
}
else {
LOG_W(RRC,"Frame %d, Subframe %d: UE %x unknown \n",frameP,subframeP,rntiP);
rrc_mac_remove_ue(Mod_instP,rntiP);
}
}
void mac_eNB_rrc_ul_in_sync(const module_id_t Mod_instP,
const int CC_id,
const int CC_idP,
const frame_t frameP,
const sub_frame_t subframeP,
const rnti_t rnti) {
const rnti_t rntiP) {
struct rrc_eNB_ue_context_s* ue_context_p = NULL;
ue_context_p = rrc_eNB_get_ue_context(
&eNB_rrc_inst[Mod_instP],
rntiP);
if (ue_context_p != NULL) {
LOG_I(RRC,"Frame %d, Subframe %d: UE %x to UL in synch\n",rntiP);
ue_context_p->ue_context.ul_failure_timer=0;
}
else {
LOG_E(RRC,"Frame %d, Subframe %d: UE %x unknown \n",rntiP);
}
return;
}
openair2/RRC/LITE/defs.h
+1
View File
@@ -357,6 +357,7 @@ typedef struct eNB_RRC_UE_s {
transport_layer_addr_t enb_gtp_addrs[S1AP_MAX_E_RAB];
rb_id_t enb_gtp_ebi[S1AP_MAX_E_RAB];
#endif
uint32_t ul_failure_timer;
} eNB_RRC_UE_t;
typedef uid_t ue_uid_t;
openair2/RRC/LITE/proto.h
+2 -4
View File
@@ -439,10 +439,8 @@ rrc_eNB_free_mem_UE_context(
void
rrc_eNB_free_UE(
const module_id_t enb_mod_idP,
const rnti_t rntiP,
const frame_t frameP,
const sub_frame_t subframeP
const module_id_t enb_mod_idP,
const struct rrc_eNB_ue_context_s* const ue_context_pP
);
long binary_search_int(int elements[], long numElem, int value);
openair2/RRC/LITE/rrc_common.c
+18 -1
View File
@@ -48,6 +48,7 @@
#include "asn1_msg.h"
#include "pdcp.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
#include "rrc_eNB_UE_context.h"
#ifdef LOCALIZATION
#include <sys/time.h>
@@ -414,9 +415,10 @@ rrc_rx_tx(
uint8_t UE_id;
int32_t current_timestamp_ms, ref_timestamp_ms;
struct timeval ts;
struct rrc_eNB_ue_context_s *ue_context_p = NULL,*ue_to_be_removed = NULL;
#ifdef LOCALIZATION
double estimated_distance;
struct rrc_eNB_ue_context_s* ue_context_p = NULL;
protocol_ctxt_t ctxt;
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_RX_TX,VCD_FUNCTION_IN);
@@ -517,6 +519,21 @@ rrc_rx_tx(
} else { // eNB
check_handovers(ctxt_pP);
// counetr, and get the value and aggregate
// check for UL failure
RB_FOREACH(ue_context_p, rrc_ue_tree_s, &(eNB_rrc_inst[ctxt_pP->module_id].rrc_ue_head)) {
if (ue_context_p->ue_context.ul_failure_timer>0) {
ue_context_p->ue_context.ul_failure_timer++;
if (ue_context_p->ue_context.ul_failure_timer >= 20000) {
// remove UE after 20 seconds after MAC has indicated UL failure
LOG_I(RRC,"Removing UE %x instance\n",ue_context_p->ue_context.rnti);
ue_to_be_removed = ue_context_p;
break;
}
}
}
if (ue_to_be_removed)
rrc_eNB_free_UE(ctxt_pP->module_id,ue_to_be_removed);
#ifdef LOCALIZATION
/* for the localization, only primary CC_id might be relevant*/
openair2/RRC/LITE/rrc_eNB.c
+27 -29
View File
@@ -790,35 +790,32 @@ rrc_eNB_free_mem_UE_context(
}
//-----------------------------------------------------------------------------
// called by MAC layer only
// should be called when UE is lost by eNB
void
rrc_eNB_free_UE(
const module_id_t enb_mod_idP,
const rnti_t rntiP,
const frame_t frameP,
const sub_frame_t subframeP
)
rrc_eNB_free_UE(const module_id_t enb_mod_idP,const struct rrc_eNB_ue_context_s* const ue_context_pP)
//-----------------------------------------------------------------------------
{
struct rrc_eNB_ue_context_s* ue_context_p = NULL;
protocol_ctxt_t ctxt;
#if !defined(ENABLE_USE_MME)
module_id_t ue_module_id;
#endif
AssertFatal(enb_mod_idP < NB_eNB_INST, "eNB inst invalid (%d/%d) for UE %x!", enb_mod_idP, NB_eNB_INST, rntiP);
ue_context_p = rrc_eNB_get_ue_context(
rnti_t rnti = ue_context_pP->ue_context.rnti;
AssertFatal(enb_mod_idP < NB_eNB_INST, "eNB inst invalid (%d/%d) for UE %x!", enb_mod_idP, NB_eNB_INST, rnti);
/* ue_context_p = rrc_eNB_get_ue_context(
&eNB_rrc_inst[enb_mod_idP],
rntiP
);
if (NULL != ue_context_p) {
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, enb_mod_idP, ENB_FLAG_YES, rntiP, frameP, subframeP,enb_mod_idP);
LOG_W(RRC, "[eNB %d] Removing UE RNTI %x\n", enb_mod_idP, rntiP);
*/
if (NULL != ue_context_pP) {
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, enb_mod_idP, ENB_FLAG_YES, rnti, 0, 0,enb_mod_idP);
LOG_W(RRC, "[eNB %d] Removing UE RNTI %x\n", enb_mod_idP, rnti);
#if defined(ENABLE_USE_MME)
rrc_eNB_send_S1AP_UE_CONTEXT_RELEASE_REQ(enb_mod_idP, ue_context_p, S1AP_CAUSE_RADIO_NETWORK, 21); // send cause 21: connection with ue lost
rrc_eNB_send_S1AP_UE_CONTEXT_RELEASE_REQ(enb_mod_idP, ue_context_pP, S1AP_CAUSE_RADIO_NETWORK, 21); // send cause 21: connection with ue lost
/* From 3GPP 36300v10 p129 : 19.2.2.2.2 S1 UE Context Release Request (eNB triggered)
* If the E-UTRAN internal reason is a radio link failure detected in the eNB, the eNB shall wait a sufficient time before
* triggering the S1 UE Context Release Request procedure
@@ -827,22 +824,22 @@ rrc_eNB_free_UE(
*/
#else
#if defined(OAI_EMU)
AssertFatal(ue_context_p->local_uid < NUMBER_OF_UE_MAX, "local_uid invalid (%d<%d) for UE %x!", ue_context_p->local_uid, NUMBER_OF_UE_MAX, rntiP);
ue_module_id = oai_emulation.info.eNB_ue_local_uid_to_ue_module_id[enb_mod_idP][ue_context_p->local_uid];
AssertFatal(ue_module_id < NUMBER_OF_UE_MAX, "ue_module_id invalid (%d<%d) for UE %x!", ue_module_id, NUMBER_OF_UE_MAX, rntiP);
oai_emulation.info.eNB_ue_local_uid_to_ue_module_id[enb_mod_idP][ue_context_p->local_uid] = -1;
AssertFatal(ue_context_pP->local_uid < NUMBER_OF_UE_MAX, "local_uid invalid (%d<%d) for UE %x!", ue_context_pP->local_uid, NUMBER_OF_UE_MAX, rnti);
ue_module_id = oai_emulation.info.eNB_ue_local_uid_to_ue_module_id[enb_mod_idP][ue_context_pP->local_uid];
AssertFatal(ue_module_id < NUMBER_OF_UE_MAX, "ue_module_id invalid (%d<%d) for UE %x!", ue_module_id, NUMBER_OF_UE_MAX, rnti);
oai_emulation.info.eNB_ue_local_uid_to_ue_module_id[enb_mod_idP][ue_context_pP->local_uid] = -1;
oai_emulation.info.eNB_ue_module_id_to_rnti[enb_mod_idP][ue_module_id] = NOT_A_RNTI;
#endif
#endif
ue_context_p->ue_context.Status = RRC_IDLE;
rrc_mac_remove_ue(enb_mod_idP,rnti);
rrc_rlc_remove_ue(&ctxt);
pdcp_remove_UE(&ctxt);
rrc_eNB_remove_ue_context(
&ctxt,
&eNB_rrc_inst[enb_mod_idP],
ue_context_p);
ue_context_pP);
}
}
@@ -3554,6 +3551,7 @@ rrc_eNB_decode_ccch(
int i, rval;
struct rrc_eNB_ue_context_s* ue_context_p = NULL;
uint64_t random_value = 0;
int stmsi_received = 0;
//memset(ul_ccch_msg,0,sizeof(UL_CCCH_Message_t));
@@ -3724,17 +3722,16 @@ rrc_eNB_decode_ccch(
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,PROTOCOL_RRC_CTXT_UE_FMT" S-TMSI exists, ue_context_p %p\n",ue_context_p);
LOG_I(RRC," S-TMSI exists, ue_context_p %p\n",ue_context_p);
stmsi_received=1;
// AssertFatal(0 == 1, "TODO: remove UE from MAC/PHY (how?)");
ue_context_p = NULL;
// ue_context_p = NULL;
} else {
ue_context_p = rrc_eNB_get_next_free_ue_context(ctxt_pP, NOT_A_RANDOM_UE_IDENTITY);
ue_context_p->ue_context.Initialue_identity_s_TMSI.presence = TRUE;
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;
}
if (ue_context_p==NULL)
AssertFatal(0 == 1, "ue_context_p is null");
ue_context_p->ue_context.Initialue_identity_s_TMSI.presence = TRUE;
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;
MSC_LOG_RX_MESSAGE(
MSC_RRC_ENB,
@@ -3780,7 +3777,8 @@ rrc_eNB_decode_ccch(
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
ue_context_p->ue_context.random_ue_identity);
#endif
eNB_rrc_inst[ctxt_pP->module_id].Nb_ue++;
if (stmsi_received == 0)
eNB_rrc_inst[ctxt_pP->module_id].Nb_ue++;
} else {
// no context available