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Commit cff0bbad authored by wetterwa's avatar wetterwa
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Added dummy trigger for congestion (MEDIEVAL demo3) 


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4013 818b1a75-f10b-46b9-bf7c-635c3b92a50f
parent 34836766
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Showing with 217 additions and 69 deletions
openair3/RAL-LTE/LTE_RAL_ENB/INCLUDE/lteRALenb_proto.h
View file @ cff0bbad
......@@ -73,5 +73,6 @@ int eRALlte_process_map_qos(int mt_ix, int ch_ix);
void RAL_printInitStatus(void);
void RAL_NAS_measures_polling(void);
void RAL_NAS_measures_analyze(void);
void RAL_NAS_report_congestion(int ix);
#endif
openair3/RAL-LTE/LTE_RAL_ENB/INCLUDE/lteRALenb_variables.h
View file @ cff0bbad
......@@ -26,6 +26,7 @@
#define RAL_REALTIME
//#define ENABLE_MEDIEVAL_DEMO3
//#define MUSER_CONTROL // in demo3, for triggering the congestion report manually
//flag to reduce the logs
#define DEBUG_RAL_DETAILS
......
openair3/RAL-LTE/LTE_RAL_ENB/SRC/lteRALenb_process.c
View file @ cff0bbad
......@@ -546,6 +546,42 @@ void RAL_NAS_measures_polling(void){
#endif
}
//---------------------------------------------------------------------------
// Common function to report congestion
void RAL_NAS_report_congestion(int ix){
//---------------------------------------------------------------------------
MIH_C_TRANSACTION_ID_T transaction_id;
MIH_C_LINK_TUPLE_ID_T link_identifier;
LIST(MIH_C_LINK_PARAM_RPT, LinkParametersReportList);
DEBUG("Congestion detected for UE%d, sending congestion notification to MIH User \n", ix);
transaction_id = MIH_C_get_new_transaction_id();
link_identifier.link_id.link_type = MIH_C_WIRELESS_UMTS;
link_identifier.link_id.link_addr.choice = MIH_C_CHOICE_3GPP_3G_CELL_ID;
Bit_Buffer_t *plmn = new_BitBuffer_0();
BitBuffer_wrap(plmn, (unsigned char*) ralpriv->plmn, DEFAULT_PLMN_SIZE);
MIH_C_PLMN_ID_decode(plmn, &link_identifier.link_id.link_addr._union._3gpp_3g_cell_id.plmn_id);
free_BitBuffer(plmn);
link_identifier.link_id.link_addr._union._3gpp_3g_cell_id.cell_id = ralpriv->curr_cellId;
link_identifier.choice = MIH_C_LINK_TUPLE_ID_CHOICE_NULL;
//
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type.choice = MIH_C_LINK_PARAM_TYPE_CHOICE_LTE;
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type._union.link_param_lte = MIH_C_LINK_PARAM_LTE_L2_BUFFER_STATUS;
// LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type.choice = MIH_C_LINK_PARAM_TYPE_CHOICE_GEN;
// LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type._union.link_param_gen = MIH_C_LINK_PARAM_LTE_L2_BUFFER_STATUS;
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.choice = MIH_C_LINK_PARAM_CHOICE_LINK_PARAM_VAL;
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param._union.link_param_val = ralpriv->rlcBufferOccupancy[ix];
LinkParametersReportList_list.val[LinkParametersReportList_list.length].choice = MIH_C_LINK_PARAM_RPT_CHOICE_THRESHOLD;
LinkParametersReportList_list.val[LinkParametersReportList_list.length]._union.threshold.threshold_val = ralpriv->congestion_threshold;
LinkParametersReportList_list.val[LinkParametersReportList_list.length]._union.threshold.threshold_xdir = MIH_C_ABOVE_THRESHOLD;
LinkParametersReportList_list.length = LinkParametersReportList_list.length + 1;
//
eRALlte_send_link_parameters_report_indication(&transaction_id, &link_identifier, &LinkParametersReportList_list);
ralpriv->congestion_flag = RAL_TRUE;
}
//---------------------------------------------------------------------------
// Temp - Enter hard-coded measures in IAL
void RAL_NAS_measures_analyze(void){
......@@ -562,36 +598,7 @@ void RAL_NAS_measures_analyze(void){
for (ix=0; ix<ralpriv->num_UEs; ix++){
if ((ralpriv->rlcBufferOccupancy[ix] > ralpriv->congestion_threshold)&&
((ralpriv->mih_subscribe_req_event_list && MIH_C_BIT_LINK_PARAMETERS_REPORT )>0)){
DEBUG("Congestion detected for UE%d, sending congestion notification to MIH User \n", ix);
// void eRALlte_send_link_parameters_report_indication(MIH_C_TRANSACTION_ID_T *tidP,
// MIH_C_LINK_TUPLE_ID_T *lidP,
// MIH_C_LINK_PARAM_RPT_LIST_T *lparam_listP)
transaction_id = MIH_C_get_new_transaction_id();
link_identifier.link_id.link_type = MIH_C_WIRELESS_UMTS;
link_identifier.link_id.link_addr.choice = MIH_C_CHOICE_3GPP_3G_CELL_ID;
Bit_Buffer_t *plmn = new_BitBuffer_0();
BitBuffer_wrap(plmn, (unsigned char*) ralpriv->plmn, DEFAULT_PLMN_SIZE);
MIH_C_PLMN_ID_decode(plmn, &link_identifier.link_id.link_addr._union._3gpp_3g_cell_id.plmn_id);
free_BitBuffer(plmn);
link_identifier.link_id.link_addr._union._3gpp_3g_cell_id.cell_id = ralpriv->curr_cellId;
link_identifier.choice = MIH_C_LINK_TUPLE_ID_CHOICE_NULL;
//
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type.choice = MIH_C_LINK_PARAM_TYPE_CHOICE_LTE;
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type._union.link_param_lte = MIH_C_LINK_PARAM_LTE_L2_BUFFER_STATUS;
// LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type.choice = MIH_C_LINK_PARAM_TYPE_CHOICE_GEN;
// LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.link_param_type._union.link_param_gen = MIH_C_LINK_PARAM_LTE_L2_BUFFER_STATUS;
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param.choice = MIH_C_LINK_PARAM_CHOICE_LINK_PARAM_VAL;
LinkParametersReportList_list.val[LinkParametersReportList_list.length].link_param._union.link_param_val = ralpriv->rlcBufferOccupancy[ix];
LinkParametersReportList_list.val[LinkParametersReportList_list.length].choice = MIH_C_LINK_PARAM_RPT_CHOICE_THRESHOLD;
LinkParametersReportList_list.val[LinkParametersReportList_list.length]._union.threshold.threshold_val = ralpriv->congestion_threshold;
LinkParametersReportList_list.val[LinkParametersReportList_list.length]._union.threshold.threshold_xdir = MIH_C_ABOVE_THRESHOLD;
LinkParametersReportList_list.length = LinkParametersReportList_list.length + 1;
//
eRALlte_send_link_parameters_report_indication(&transaction_id, &link_identifier, &LinkParametersReportList_list);
ralpriv->congestion_flag = RAL_TRUE;
RAL_NAS_report_congestion(ix);
break;
}
}
......
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