diff --git a/cmake_targets/CMakeLists.txt b/cmake_targets/CMakeLists.txt index 808efee345..f5bec7637c 100644 --- a/cmake_targets/CMakeLists.txt +++ b/cmake_targets/CMakeLists.txt @@ -320,7 +320,7 @@ set (NR_RRC_ASN1_VERSION "NR_Rel15" ) make_version(NR_RRC_VERSION 15 6 0) set (NR_RRC_GRAMMAR ${OPENAIR2_DIR}/RRC/NR/MESSAGES/asn1c/ASN1_files/nr-rrc-15.6.0.asn1) add_definitions(-DNR_RRC_VERSION=${NR_RRC_VERSION}) -set (NR_RRC_FULL_DIR ${asn1_generated_dir}/${NR_RRC_ASN1_VERSION}) +set (NR_RRC_FULL_DIR ${asn1_generated_dir}/RRC_${NR_RRC_ASN1_VERSION}) # Warning: if you modify ASN.1 source file to generate new C files, cmake should be re-run instead of make execute_process(COMMAND ${OPENAIR_CMAKE}/tools/make_asn1c_includes.sh "${NR_RRC_FULL_DIR}" "${NR_RRC_GRAMMAR}" "NR_" "-findirect-choice" @@ -1538,6 +1538,7 @@ set(L2_SRC ${PDCP_DIR}/pdcp_netlink.c # ${RRC_DIR}/rrc_UE.c ${RRC_DIR}/rrc_eNB.c + ${RRC_DIR}/rrc_eNB_endc.c ${RRC_DIR}/rrc_eNB_S1AP.c ${RRC_DIR}/rrc_eNB_UE_context.c ${RRC_DIR}/rrc_common.c @@ -2332,7 +2333,7 @@ add_dependencies(lte-softmodem rrc_flag s1ap_flag x2_flag) target_link_libraries (lte-softmodem -Wl,--start-group - RRC_LIB S1AP_LIB S1AP_ENB F1AP_LIB F1AP X2AP_LIB X2AP_ENB GTPV1U SECU_CN SECU_OSA UTIL HASHTABLE SCTP_CLIENT UDP SCHED_LIB SCHED_RU_LIB + RRC_LIB NR_RRC_LIB S1AP_LIB S1AP_ENB F1AP_LIB F1AP X2AP_LIB X2AP_ENB GTPV1U SECU_CN SECU_OSA UTIL HASHTABLE SCTP_CLIENT UDP SCHED_LIB SCHED_RU_LIB PHY_COMMON PHY PHY_RU LFDS L2 L2_LTE NFAPI_COMMON_LIB NFAPI_LIB NFAPI_VNF_LIB NFAPI_PNF_LIB NFAPI_USER_LIB LFDS7 ${MSC_LIB} ${RAL_LIB} ${NAS_UE_LIB} ${ITTI_LIB} ${FLPT_MSG_LIB} ${ASYNC_IF_LIB} ${FLEXRAN_AGENT_LIB} ${FSPT_MSG_LIB} ${PROTO_AGENT_LIB} -Wl,--end-group z dl) diff --git a/common/config/config_userapi.c b/common/config/config_userapi.c index 67fdc2c920..cbb0d4c0a7 100644 --- a/common/config/config_userapi.c +++ b/common/config/config_userapi.c @@ -223,7 +223,6 @@ int config_get(paramdef_t *params, int numparams, char *prefix) { } configmodule_interface_t *cfgif = config_get_if(); - if (cfgif != NULL) { ret = config_get_if()->get(params, numparams, prefix); diff --git a/executables/nr-softmodem.c b/executables/nr-softmodem.c index a60420af33..348eceb899 100644 --- a/executables/nr-softmodem.c +++ b/executables/nr-softmodem.c @@ -86,6 +86,7 @@ unsigned short config_frames[4] = {2,9,11,13}; #include "executables/softmodem-common.h" #include "executables/thread-common.h" #include "NB_IoT_interface.h" +#include "x2ap_eNB.h" short nr_mod_table[NR_MOD_TABLE_SIZE_SHORT] = {0,0,16384,16384,-16384,-16384,16384,16384,16384,-16384,-16384,16384,-16384,-16384,7327,7327,7327,21981,21981,7327,21981,21981,7327,-7327,7327,-21981,21981,-7327,21981,-21981,-7327,7327,-7327,21981,-21981,7327,-21981,21981,-7327,-7327,-7327,-21981,-21981,-7327,-21981,-21981,10726,10726,10726,3576,3576,10726,3576,3576,10726,17876,10726,25027,3576,17876,3576,25027,17876,10726,17876,3576,25027,10726,25027,3576,17876,17876,17876,25027,25027,17876,25027,25027,10726,-10726,10726,-3576,3576,-10726,3576,-3576,10726,-17876,10726,-25027,3576,-17876,3576,-25027,17876,-10726,17876,-3576,25027,-10726,25027,-3576,17876,-17876,17876,-25027,25027,-17876,25027,-25027,-10726,10726,-10726,3576,-3576,10726,-3576,3576,-10726,17876,-10726,25027,-3576,17876,-3576,25027,-17876,10726,-17876,3576,-25027,10726,-25027,3576,-17876,17876,-17876,25027,-25027,17876,-25027,25027,-10726,-10726,-10726,-3576,-3576,-10726,-3576,-3576,-10726,-17876,-10726,-25027,-3576,-17876,-3576,-25027,-17876,-10726,-17876,-3576,-25027,-10726,-25027,-3576,-17876,-17876,-17876,-25027,-25027,-17876,-25027,-25027,8886,8886,8886,12439,12439,8886,12439,12439,8886,5332,8886,1778,12439,5332,12439,1778,5332,8886,5332,12439,1778,8886,1778,12439,5332,5332,5332,1778,1778,5332,1778,1778,8886,19547,8886,15993,12439,19547,12439,15993,8886,23101,8886,26655,12439,23101,12439,26655,5332,19547,5332,15993,1778,19547,1778,15993,5332,23101,5332,26655,1778,23101,1778,26655,19547,8886,19547,12439,15993,8886,15993,12439,19547,5332,19547,1778,15993,5332,15993,1778,23101,8886,23101,12439,26655,8886,26655,12439,23101,5332,23101,1778,26655,5332,26655,1778,19547,19547,19547,15993,15993,19547,15993,15993,19547,23101,19547,26655,15993,23101,15993,26655,23101,19547,23101,15993,26655,19547,26655,15993,23101,23101,23101,26655,26655,23101,26655,26655,8886,-8886,8886,-12439,12439,-8886,12439,-12439,8886,-5332,8886,-1778,12439,-5332,12439,-1778,5332,-8886,5332,-12439,1778,-8886,1778,-12439,5332,-5332,5332,-1778,1778,-5332,1778,-1778,8886,-19547,8886,-15993,12439,-19547,12439,-15993,8886,-23101,8886,-26655,12439,-23101,12439,-26655,5332,-19547,5332,-15993,1778,-19547,1778,-15993,5332,-23101,5332,-26655,1778,-23101,1778,-26655,19547,-8886,19547,-12439,15993,-8886,15993,-12439,19547,-5332,19547,-1778,15993,-5332,15993,-1778,23101,-8886,23101,-12439,26655,-8886,26655,-12439,23101,-5332,23101,-1778,26655,-5332,26655,-1778,19547,-19547,19547,-15993,15993,-19547,15993,-15993,19547,-23101,19547,-26655,15993,-23101,15993,-26655,23101,-19547,23101,-15993,26655,-19547,26655,-15993,23101,-23101,23101,-26655,26655,-23101,26655,-26655,-8886,8886,-8886,12439,-12439,8886,-12439,12439,-8886,5332,-8886,1778,-12439,5332,-12439,1778,-5332,8886,-5332,12439,-1778,8886,-1778,12439,-5332,5332,-5332,1778,-1778,5332,-1778,1778,-8886,19547,-8886,15993,-12439,19547,-12439,15993,-8886,23101,-8886,26655,-12439,23101,-12439,26655,-5332,19547,-5332,15993,-1778,19547,-1778,15993,-5332,23101,-5332,26655,-1778,23101,-1778,26655,-19547,8886,-19547,12439,-15993,8886,-15993,12439,-19547,5332,-19547,1778,-15993,5332,-15993,1778,-23101,8886,-23101,12439,-26655,8886,-26655,12439,-23101,5332,-23101,1778,-26655,5332,-26655,1778,-19547,19547,-19547,15993,-15993,19547,-15993,15993,-19547,23101,-19547,26655,-15993,23101,-15993,26655,-23101,19547,-23101,15993,-26655,19547,-26655,15993,-23101,23101,-23101,26655,-26655,23101,-26655,26655,-8886,-8886,-8886,-12439,-12439,-8886,-12439,-12439,-8886,-5332,-8886,-1778,-12439,-5332,-12439,-1778,-5332,-8886,-5332,-12439,-1778,-8886,-1778,-12439,-5332,-5332,-5332,-1778,-1778,-5332,-1778,-1778,-8886,-19547,-8886,-15993,-12439,-19547,-12439,-15993,-8886,-23101,-8886,-26655,-12439,-23101,-12439,-26655,-5332,-19547,-5332,-15993,-1778,-19547,-1778,-15993,-5332,-23101,-5332,-26655,-1778,-23101,-1778,-26655,-19547,-8886,-19547,-12439,-15993,-8886,-15993,-12439,-19547,-5332,-19547,-1778,-15993,-5332,-15993,-1778,-23101,-8886,-23101,-12439,-26655,-8886,-26655,-12439,-23101,-5332,-23101,-1778,-26655,-5332,-26655,-1778,-19547,-19547,-19547,-15993,-15993,-19547,-15993,-15993,-19547,-23101,-19547,-26655,-15993,-23101,-15993,-26655,-23101,-19547,-23101,-15993,-26655,-19547,-26655,-15993,-23101,-23101,-23101,-26655,-26655,-23101,-26655,-26655}; @@ -425,6 +426,18 @@ int create_gNB_tasks(uint32_t gnb_nb) { LOG_E(GNB_APP, "Create task for gNB APP failed\n"); return -1; } + if(itti_create_task(TASK_SCTP, sctp_eNB_task, NULL) < 0){ + LOG_E(SCTP, "Create task for SCTP failed\n"); + return -1; + } + if (is_x2ap_enabled()) { + if(itti_create_task(TASK_X2AP, x2ap_task, NULL) < 0){ + LOG_E(X2AP, "Create task for X2AP failed\n"); + } + } + else { + LOG_I(X2AP, "X2AP is disabled.\n"); + } } /* diff --git a/openair2/COMMON/platform_constants.h b/openair2/COMMON/platform_constants.h index 3dd05d6575..a87585289b 100644 --- a/openair2/COMMON/platform_constants.h +++ b/openair2/COMMON/platform_constants.h @@ -84,9 +84,9 @@ #else #define MAX_MOBILES_PER_ENB 4 #define MAX_MOBILES_PER_ENB_NB_IoT 4 - #define MAX_MOBILES_PER_GNB 4 - #define MAX_eNB 2 - #define MAX_gNB 2 + #define MAX_MOBILES_PER_GNB 2//16 + #define MAX_eNB 2 + #define MAX_gNB 2 #endif #endif #else diff --git a/openair2/COMMON/s1ap_messages_types.h b/openair2/COMMON/s1ap_messages_types.h index 2615494d3b..aa718dbcf8 100644 --- a/openair2/COMMON/s1ap_messages_types.h +++ b/openair2/COMMON/s1ap_messages_types.h @@ -81,7 +81,8 @@ #ifndef OCP_FRAMEWORK typedef enum cell_type_e { CELL_MACRO_ENB, - CELL_HOME_ENB + CELL_HOME_ENB, + CELL_MACRO_GNB } cell_type_t; typedef enum paging_drx_e { @@ -272,6 +273,22 @@ typedef struct e_rab_setup_s { uint32_t gtp_teid; } e_rab_setup_t; +typedef struct e_rab_tobe_added_s { + /* Unique e_rab_id for the UE. */ + uint8_t e_rab_id; + + /* Unique drb_ID for the UE. */ + uint8_t drb_ID; + + /* The transport layer address for the IP packets */ + transport_layer_addr_t eNB_addr; + + /* S-GW Tunnel endpoint identifier */ + uint32_t gtp_teid; +} e_rab_tobe_added_t; + + + typedef struct e_rab_tobeswitched_s { /* Unique e_rab_id for the UE. */ uint8_t e_rab_id; diff --git a/openair2/COMMON/x2ap_messages_def.h b/openair2/COMMON/x2ap_messages_def.h index 6c2d56a942..8438fd1037 100644 --- a/openair2/COMMON/x2ap_messages_def.h +++ b/openair2/COMMON/x2ap_messages_def.h @@ -50,3 +50,8 @@ MESSAGE_DEF(X2AP_UE_CONTEXT_RELEASE , MESSAGE_PRIORITY_MED, x2ap_ue_ /*Senb bearer addition messages X2AP <-> RRC */ MESSAGE_DEF(X2AP_SENB_ADDITION_REQ , MESSAGE_PRIORITY_MED, x2ap_senb_addition_req_t , x2ap_senb_addition_req) + +/*SGnb bearer addition messages X2AP <-> RRC */ +MESSAGE_DEF(X2AP_ENDC_SGNB_ADDITION_REQ , MESSAGE_PRIORITY_MED, x2ap_ENDC_sgnb_addition_req_t , x2ap_ENDC_sgnb_addition_req) +MESSAGE_DEF(X2AP_ENDC_SGNB_ADDITION_REQ_ACK , MESSAGE_PRIORITY_MED, x2ap_ENDC_sgnb_addition_req_ACK_t , x2ap_ENDC_sgnb_addition_req_ACK) +MESSAGE_DEF(X2AP_ENDC_SGNB_RECONF_COMPLETE , MESSAGE_PRIORITY_MED, x2ap_ENDC_reconf_complete_t , x2ap_ENDC_sgnb_reconf_complete) diff --git a/openair2/COMMON/x2ap_messages_types.h b/openair2/COMMON/x2ap_messages_types.h index e502191d2b..ed3470a7d6 100644 --- a/openair2/COMMON/x2ap_messages_types.h +++ b/openair2/COMMON/x2ap_messages_types.h @@ -28,16 +28,19 @@ //-------------------------------------------------------------------------------------------// // Defines to access message fields. -#define X2AP_REGISTER_ENB_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_register_enb_req -#define X2AP_SETUP_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_setup_req -#define X2AP_SETUP_RESP(mSGpTR) (mSGpTR)->ittiMsg.x2ap_setup_resp -#define X2AP_HANDOVER_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_handover_req -#define X2AP_HANDOVER_REQ_ACK(mSGpTR) (mSGpTR)->ittiMsg.x2ap_handover_req_ack -#define X2AP_REGISTER_ENB_CNF(mSGpTR) (mSGpTR)->ittiMsg.x2ap_register_enb_cnf -#define X2AP_DEREGISTERED_ENB_IND(mSGpTR) (mSGpTR)->ittiMsg.x2ap_deregistered_enb_ind -#define X2AP_UE_CONTEXT_RELEASE(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ue_context_release -#define X2AP_HANDOVER_CANCEL(mSGpTR) (mSGpTR)->ittiMsg.x2ap_handover_cancel -#define X2AP_SENB_ADDITION_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_senb_addition_req +#define X2AP_REGISTER_ENB_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_register_enb_req +#define X2AP_SETUP_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_setup_req +#define X2AP_SETUP_RESP(mSGpTR) (mSGpTR)->ittiMsg.x2ap_setup_resp +#define X2AP_HANDOVER_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_handover_req +#define X2AP_HANDOVER_REQ_ACK(mSGpTR) (mSGpTR)->ittiMsg.x2ap_handover_req_ack +#define X2AP_REGISTER_ENB_CNF(mSGpTR) (mSGpTR)->ittiMsg.x2ap_register_enb_cnf +#define X2AP_DEREGISTERED_ENB_IND(mSGpTR) (mSGpTR)->ittiMsg.x2ap_deregistered_enb_ind +#define X2AP_UE_CONTEXT_RELEASE(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ue_context_release +#define X2AP_HANDOVER_CANCEL(mSGpTR) (mSGpTR)->ittiMsg.x2ap_handover_cancel +#define X2AP_SENB_ADDITION_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_senb_addition_req +#define X2AP_ENDC_SGNB_ADDITION_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_sgnb_addition_req +#define X2AP_ENDC_SGNB_ADDITION_REQ_ACK(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_sgnb_addition_req_ACK +#define X2AP_ENDC_SGNB_RECONF_COMPLETE(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_sgnb_reconf_complete #define X2AP_MAX_NB_ENB_IP_ADDRESS 2 @@ -66,6 +69,13 @@ typedef enum { X2AP_TX2_RELOC_OVERALL_TIMEOUT } x2ap_handover_cancel_cause_t; +typedef enum { + X2AP_RECONF_RESPONSE_SUCCESS, + X2AP_RECONF_RESPONSE_REJECT + /* Extensions may appear below */ + +} x2ap_sgNB_reconf_response_information_t; + typedef struct x2ap_handover_cancel_s { int rnti; x2ap_handover_cancel_cause_t cause; @@ -286,7 +296,7 @@ typedef struct x2ap_senb_addition_req_ack_s { int MeNB_UE_X2_id; - int SeNB_UE_X2_id; + int SgNB_UE_X2_id; uint8_t nb_sCG_e_rabs_tobeadded; @@ -303,4 +313,86 @@ typedef struct x2ap_senb_addition_req_ack_s { } x2ap_senb_addition_req_ack_t; +typedef struct x2ap_ENDC_sgnb_addition_req_s { + int ue_x2_id; + + /* used for RRC->X2AP in source eNB */ + int rnti; + + security_capabilities_t security_capabilities; + + /* SgNB Security Key */ + uint8_t kgnb[32]; + + /*next_hop_chaining_coun */ + long int kgnb_ncc; + + /* UE aggregate maximum bitrate */ + ambr_t ue_ambr; + + uint8_t nb_e_rabs_tobeadded; + + /* list of e_rab to be added by RRC layers */ + e_rab_tobe_added_t e_rabs_tobeadded[S1AP_MAX_E_RAB]; + + /* list of e_rab to be setup by RRC layers */ + e_rab_t e_rab_param[S1AP_MAX_E_RAB]; + + x2ap_lastvisitedcell_info_t lastvisitedcell_info; + + uint8_t rrc_buffer[4096 /* arbitrary, big enough */]; + int rrc_buffer_size; + + int target_assoc_id; + + /*long int pDCPatSgNB = X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present; + long int mCGresources = X2AP_EN_DC_ResourceConfiguration__mCGresources_not_present; + long int sCGresources = X2AP_EN_DC_ResourceConfiguration__sCGresources_not_present;*/ + + +} x2ap_ENDC_sgnb_addition_req_t; + +typedef struct x2ap_ENDC_sgnb_addition_req_ACK_s { + int MeNB_ue_x2_id; + + int SgNB_ue_x2_id; + + /* used for X2AP->RRC in source eNB */ + int rnti; + + uint8_t nb_e_rabs_admitted_tobeadded; + + /* list of e_rab to be added by RRC layers */ + e_rab_tobe_added_t e_rabs_admitted_tobeadded[S1AP_MAX_E_RAB]; + + /* list of e_rab to be setup by RRC layers */ + e_rab_t e_rab_param[S1AP_MAX_E_RAB]; + + x2ap_lastvisitedcell_info_t lastvisitedcell_info; + + uint8_t rrc_buffer[4096 /* arbitrary, big enough */]; + int rrc_buffer_size; + + int target_assoc_id; + + /*long int pDCPatSgNB = X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present; + long int mCGresources = X2AP_EN_DC_ResourceConfiguration__mCGresources_not_present; + long int sCGresources = X2AP_EN_DC_ResourceConfiguration__sCGresources_not_present;*/ + + +} x2ap_ENDC_sgnb_addition_req_ACK_t; + +typedef struct x2ap_ENDC_reconf_complete_s { + int MeNB_ue_x2_id; + + int SgNB_ue_x2_id; + + x2ap_sgNB_reconf_response_information_t reconf_response; + + uint8_t rrc_buffer[4096 /* arbitrary, big enough */]; + int rrc_buffer_size; + +} x2ap_ENDC_reconf_complete_t; + + #endif /* X2AP_MESSAGES_TYPES_H_ */ diff --git a/openair2/ENB_APP/enb_config.c b/openair2/ENB_APP/enb_config.c index 06386adbb7..d7f4e81a4d 100644 --- a/openair2/ENB_APP/enb_config.c +++ b/openair2/ENB_APP/enb_config.c @@ -2124,6 +2124,11 @@ int RCconfig_S1( S1AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_MACRO_ENB; } else if (strcmp(*(ENBParamList.paramarray[k][ENB_CELL_TYPE_IDX].strptr), "CELL_HOME_ENB") == 0) { S1AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_HOME_ENB; + // Temporary option to be able to parse an eNB configuration file which is treated as gNB from + // the X2AP layer and test the setup of an ENDC X2AP connection. To be removed when we are ready to + // parse an actual gNB configuration file wrt. the X2AP parameters instead. + } else if (strcmp(*(ENBParamList.paramarray[k][ENB_CELL_TYPE_IDX].strptr), "CELL_MACRO_GNB") == 0) { + S1AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_MACRO_GNB; } else { AssertFatal(0, "Failed to parse eNB configuration file %s, enb %u unknown value \"%s\" for cell_type choice: CELL_MACRO_ENB or CELL_HOME_ENB !\n", @@ -2353,7 +2358,7 @@ int RCconfig_X2(MessageDef *msg_p, uint32_t i) { X2AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_MACRO_ENB; } else if (strcmp(*(ENBParamList.paramarray[k][ENB_CELL_TYPE_IDX].strptr), "CELL_HOME_ENB") == 0) { X2AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_HOME_ENB; - } else { + }else { AssertFatal (0, "Failed to parse eNB configuration file %s, enb %u unknown value \"%s\" for cell_type choice: CELL_MACRO_ENB or CELL_HOME_ENB !\n", RC.config_file_name, i, *(ENBParamList.paramarray[k][ENB_CELL_TYPE_IDX].strptr)); diff --git a/openair2/GNB_APP/gnb_app.c b/openair2/GNB_APP/gnb_app.c index 2a1267fa7c..df23de6797 100644 --- a/openair2/GNB_APP/gnb_app.c +++ b/openair2/GNB_APP/gnb_app.c @@ -46,7 +46,7 @@ # endif # include "PHY/INIT/phy_init.h" - +# include "x2ap_eNB.h" extern unsigned char NB_gNB_INST; #endif @@ -115,16 +115,38 @@ static uint32_t gNB_app_register(uint32_t gnb_id_start, uint32_t gnb_id_end)//, } # endif */ + +/*------------------------------------------------------------------------------*/ +static uint32_t gNB_app_register_x2(uint32_t gnb_id_start, uint32_t gnb_id_end) { + uint32_t gnb_id; + MessageDef *msg_p; + uint32_t register_gnb_x2_pending = 0; + + for (gnb_id = gnb_id_start; (gnb_id < gnb_id_end) ; gnb_id++) { + { + msg_p = itti_alloc_new_message (TASK_GNB_APP, X2AP_REGISTER_ENB_REQ); + LOG_I(X2AP, "GNB_ID: %d \n", gnb_id); + RCconfig_NR_X2(msg_p, gnb_id); + itti_send_msg_to_task (TASK_X2AP, ENB_MODULE_ID_TO_INSTANCE(gnb_id), msg_p); + register_gnb_x2_pending++; + } + } + + return register_gnb_x2_pending; +} + #endif /*------------------------------------------------------------------------------*/ void *gNB_app_task(void *args_p) { + #if defined(ENABLE_ITTI) uint32_t gnb_nb = RC.nb_nr_inst; uint32_t gnb_id_start = 0; uint32_t gnb_id_end = gnb_id_start + gnb_nb; + uint32_t x2_register_gnb_pending = 0; # if defined(ENABLE_USE_MME) //uint32_t register_gnb_pending; //uint32_t registered_gnb; @@ -166,6 +188,12 @@ void *gNB_app_task(void *args_p) configure_nr_rrc(gnb_id); } + if (is_x2ap_enabled() ) { //&& !NODE_IS_DU(RC.rrc[0]->node_type) + LOG_I(X2AP, "X2AP enabled \n"); + x2_register_gnb_pending = gNB_app_register_x2 (gnb_id_start, gnb_id_end); + + } + # if defined(ENABLE_USE_MME) /* Try to register each gNB */ //registered_gnb = 0; diff --git a/openair2/GNB_APP/gnb_config.c b/openair2/GNB_APP/gnb_config.c index e4c20b9cfa..fb2502eb2c 100644 --- a/openair2/GNB_APP/gnb_config.c +++ b/openair2/GNB_APP/gnb_config.c @@ -977,3 +977,188 @@ void NRRCConfig(void) { } + +int RCconfig_NR_X2(MessageDef *msg_p, uint32_t i) { + int J, l; + char *address = NULL; + char *cidr = NULL; + + //int num_gnbs = 0; + //int num_component_carriers = 0; + int j,k = 0; + int32_t gnb_id = 0; + + paramdef_t GNBSParams[] = GNBSPARAMS_DESC; + paramdef_t GNBParams[] = GNBPARAMS_DESC; + paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0}; + /* get global parameters, defined outside any section in the config file */ + config_get( GNBSParams,sizeof(GNBSParams)/sizeof(paramdef_t),NULL); + + //paramlist_def_t SCCsParamList = {GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON, NULL, 0}; + + AssertFatal(i < GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt, + "Failed to parse config file %s, %uth attribute %s \n", + RC.config_file_name, i, ENB_CONFIG_STRING_ACTIVE_ENBS); + + if (GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt > 0) { + // Output a list of all gNBs. + config_getlist( &GNBParamList,GNBParams,sizeof(GNBParams)/sizeof(paramdef_t),NULL); + + if (GNBParamList.numelt > 0) { + for (k = 0; k < GNBParamList.numelt; k++) { + if (GNBParamList.paramarray[k][GNB_GNB_ID_IDX].uptr == NULL) { + // Calculate a default eNB ID + if (EPC_MODE_ENABLED) { + uint32_t hash; + hash = s1ap_generate_eNB_id (); + gnb_id = k + (hash & 0xFFFF8); + } else { + gnb_id = k; + } + } else { + gnb_id = *(GNBParamList.paramarray[k][GNB_GNB_ID_IDX].uptr); + } + + // search if in active list + for (j = 0; j < GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt; j++) { + if (strcmp(GNBSParams[GNB_ACTIVE_GNBS_IDX].strlistptr[j], *(GNBParamList.paramarray[k][GNB_GNB_NAME_IDX].strptr)) == 0) { + paramdef_t PLMNParams[] = GNBPLMNPARAMS_DESC; + paramlist_def_t PLMNParamList = {GNB_CONFIG_STRING_PLMN_LIST, NULL, 0}; + /* map parameter checking array instances to parameter definition array instances */ + checkedparam_t config_check_PLMNParams [] = PLMNPARAMS_CHECK; + + for (int I = 0; I < sizeof(PLMNParams) / sizeof(paramdef_t); ++I) + PLMNParams[I].chkPptr = &(config_check_PLMNParams[I]); + + paramdef_t X2Params[] = X2PARAMS_DESC; + paramlist_def_t X2ParamList = {ENB_CONFIG_STRING_TARGET_ENB_X2_IP_ADDRESS,NULL,0}; + paramdef_t SCTPParams[] = GNBSCTPPARAMS_DESC; + paramdef_t NETParams[] = GNBNETPARAMS_DESC; + /* TODO: fix the size - if set lower we have a crash (MAX_OPTNAME_SIZE was 64 when this code was written) */ + /* this is most probably a problem with the config module */ + char aprefix[MAX_OPTNAME_SIZE*80 + 8]; + sprintf(aprefix,"%s.[%i]",GNB_CONFIG_STRING_GNB_LIST,k); + /* Some default/random parameters */ + X2AP_REGISTER_ENB_REQ (msg_p).eNB_id = gnb_id; + + if (strcmp(*(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr), "CELL_MACRO_GNB") == 0) { + X2AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_MACRO_GNB; + }else { + AssertFatal (0, + "Failed to parse eNB configuration file %s, enb %d unknown value \"%s\" for cell_type choice: CELL_MACRO_ENB or CELL_HOME_ENB !\n", + RC.config_file_name, i, *(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr)); + } + + X2AP_REGISTER_ENB_REQ (msg_p).eNB_name = strdup(*(GNBParamList.paramarray[k][GNB_GNB_NAME_IDX].strptr)); + X2AP_REGISTER_ENB_REQ (msg_p).tac = *GNBParamList.paramarray[k][GNB_TRACKING_AREA_CODE_IDX].uptr; + config_getlist(&PLMNParamList, PLMNParams, sizeof(PLMNParams)/sizeof(paramdef_t), aprefix); + + if (PLMNParamList.numelt < 1 || PLMNParamList.numelt > 6) + AssertFatal(0, "The number of PLMN IDs must be in [1,6], but is %d\n", + PLMNParamList.numelt); + + if (PLMNParamList.numelt > 1) + LOG_W(X2AP, "X2AP currently handles only one PLMN, ignoring the others!\n"); + + X2AP_REGISTER_ENB_REQ (msg_p).mcc = *PLMNParamList.paramarray[0][GNB_MOBILE_COUNTRY_CODE_IDX].uptr; + X2AP_REGISTER_ENB_REQ (msg_p).mnc = *PLMNParamList.paramarray[0][GNB_MOBILE_NETWORK_CODE_IDX].uptr; + X2AP_REGISTER_ENB_REQ (msg_p).mnc_digit_length = *PLMNParamList.paramarray[0][GNB_MNC_DIGIT_LENGTH].u8ptr; + AssertFatal(X2AP_REGISTER_ENB_REQ(msg_p).mnc_digit_length == 3 + || X2AP_REGISTER_ENB_REQ(msg_p).mnc < 100, + "MNC %d cannot be encoded in two digits as requested (change mnc_digit_length to 3)\n", + X2AP_REGISTER_ENB_REQ(msg_p).mnc); + + X2AP_REGISTER_ENB_REQ (msg_p).num_cc = 1; + J = 0; + X2AP_REGISTER_ENB_REQ (msg_p).eutra_band[J] = 78; //ccparams_nr_x2.nr_band; //78 + X2AP_REGISTER_ENB_REQ (msg_p).downlink_frequency[J] = 3600000000; //ccparams_nr_x2.downlink_frequency; //3600000000 + X2AP_REGISTER_ENB_REQ (msg_p).uplink_frequency_offset[J] = 0; //(unsigned int) ccparams_nr_x2.uplink_frequency_offset; //0 + X2AP_REGISTER_ENB_REQ (msg_p).Nid_cell[J]= 0; //ccparams_nr_x2.Nid_cell; //0 + X2AP_REGISTER_ENB_REQ (msg_p).N_RB_DL[J]= 106; //ccparams_nr_x2.N_RB_DL; //106 + + X2AP_REGISTER_ENB_REQ (msg_p).frame_type[J] = TDD; + + //Temp out + /*X2AP_REGISTER_ENB_REQ (msg_p).fdd_earfcn_DL[J] = to_earfcn_DL(ccparams_lte.eutra_band, ccparams_lte.downlink_frequency, ccparams_lte.N_RB_DL); + X2AP_REGISTER_ENB_REQ (msg_p).fdd_earfcn_UL[J] = to_earfcn_UL(ccparams_lte.eutra_band, ccparams_lte.downlink_frequency + ccparams_lte.uplink_frequency_offset, ccparams_lte.N_RB_DL);*/ + + sprintf(aprefix,"%s.[%i]",GNB_CONFIG_STRING_GNB_LIST,k); + config_getlist( &X2ParamList,X2Params,sizeof(X2Params)/sizeof(paramdef_t),aprefix); + AssertFatal(X2ParamList.numelt <= X2AP_MAX_NB_ENB_IP_ADDRESS, + "value of X2ParamList.numelt %d must be lower than X2AP_MAX_NB_ENB_IP_ADDRESS %d value: reconsider to increase X2AP_MAX_NB_ENB_IP_ADDRESS\n", + X2ParamList.numelt,X2AP_MAX_NB_ENB_IP_ADDRESS); + X2AP_REGISTER_ENB_REQ (msg_p).nb_x2 = 0; + + for (l = 0; l < X2ParamList.numelt; l++) { + X2AP_REGISTER_ENB_REQ (msg_p).nb_x2 += 1; + strcpy(X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv4_address,*(X2ParamList.paramarray[l][ENB_X2_IPV4_ADDRESS_IDX].strptr)); + strcpy(X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv6_address,*(X2ParamList.paramarray[l][ENB_X2_IPV6_ADDRESS_IDX].strptr)); + + if (strcmp(*(X2ParamList.paramarray[l][ENB_X2_IP_ADDRESS_PREFERENCE_IDX].strptr), "ipv4") == 0) { + X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv4 = 1; + X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv6 = 0; + } else if (strcmp(*(X2ParamList.paramarray[l][ENB_X2_IP_ADDRESS_PREFERENCE_IDX].strptr), "ipv6") == 0) { + X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv4 = 0; + X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv6 = 1; + } else if (strcmp(*(X2ParamList.paramarray[l][ENB_X2_IP_ADDRESS_PREFERENCE_IDX].strptr), "no") == 0) { + X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv4 = 1; + X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv6 = 1; + } + } + + // timers + { + int t_reloc_prep = 0; + int tx2_reloc_overall = 0; + paramdef_t p[] = { + { "t_reloc_prep", "t_reloc_prep", 0, iptr:&t_reloc_prep, defintval:0, TYPE_INT, 0 }, + { "tx2_reloc_overall", "tx2_reloc_overall", 0, iptr:&tx2_reloc_overall, defintval:0, TYPE_INT, 0 } + }; + config_get(p, sizeof(p)/sizeof(paramdef_t), aprefix); + + if (t_reloc_prep <= 0 || t_reloc_prep > 10000 || + tx2_reloc_overall <= 0 || tx2_reloc_overall > 20000) { + LOG_E(X2AP, "timers in configuration file have wrong values. We must have [0 < t_reloc_prep <= 10000] and [0 < tx2_reloc_overall <= 20000]\n"); + exit(1); + } + + X2AP_REGISTER_ENB_REQ (msg_p).t_reloc_prep = t_reloc_prep; + X2AP_REGISTER_ENB_REQ (msg_p).tx2_reloc_overall = tx2_reloc_overall; + } + // SCTP SETTING + X2AP_REGISTER_ENB_REQ (msg_p).sctp_out_streams = SCTP_OUT_STREAMS; + X2AP_REGISTER_ENB_REQ (msg_p).sctp_in_streams = SCTP_IN_STREAMS; + + if (EPC_MODE_ENABLED) { + sprintf(aprefix,"%s.[%i].%s",GNB_CONFIG_STRING_GNB_LIST,k,GNB_CONFIG_STRING_SCTP_CONFIG); + config_get( SCTPParams,sizeof(SCTPParams)/sizeof(paramdef_t),aprefix); + X2AP_REGISTER_ENB_REQ (msg_p).sctp_in_streams = (uint16_t)*(SCTPParams[GNB_SCTP_INSTREAMS_IDX].uptr); + X2AP_REGISTER_ENB_REQ (msg_p).sctp_out_streams = (uint16_t)*(SCTPParams[GNB_SCTP_OUTSTREAMS_IDX].uptr); + } + + sprintf(aprefix,"%s.[%i].%s",GNB_CONFIG_STRING_GNB_LIST,k,GNB_CONFIG_STRING_NETWORK_INTERFACES_CONFIG); + // NETWORK_INTERFACES + config_get( NETParams,sizeof(NETParams)/sizeof(paramdef_t),aprefix); + X2AP_REGISTER_ENB_REQ (msg_p).enb_port_for_X2C = (uint32_t)*(NETParams[GNB_PORT_FOR_X2C_IDX].uptr); + + //temp out + if ((NETParams[GNB_IPV4_ADDR_FOR_X2C_IDX].strptr == NULL) || (X2AP_REGISTER_ENB_REQ (msg_p).enb_port_for_X2C == 0)) { + LOG_E(RRC,"Add eNB IPv4 address and/or port for X2C in the CONF file!\n"); + exit(1); + } + + cidr = *(NETParams[ENB_IPV4_ADDR_FOR_X2C_IDX].strptr); + address = strtok(cidr, "/"); + X2AP_REGISTER_ENB_REQ (msg_p).enb_x2_ip_address.ipv6 = 0; + X2AP_REGISTER_ENB_REQ (msg_p).enb_x2_ip_address.ipv4 = 1; + strcpy(X2AP_REGISTER_ENB_REQ (msg_p).enb_x2_ip_address.ipv4_address, address); + } + } + } + } + } + + return 0; +} + + diff --git a/openair2/GNB_APP/gnb_config.h b/openair2/GNB_APP/gnb_config.h index 8320c5ccdc..e2588d9e4d 100644 --- a/openair2/GNB_APP/gnb_config.h +++ b/openair2/GNB_APP/gnb_config.h @@ -103,6 +103,7 @@ extern void NRRCConfig(void); void RCconfig_NRRRC(MessageDef *msg_p, uint32_t i, gNB_RRC_INST *rrc); int RCconfig_NR_S1(MessageDef *msg_p, uint32_t i); +int RCconfig_NR_X2(MessageDef *msg_p, uint32_t i); #endif /* GNB_CONFIG_H_ */ /** @} */ diff --git a/openair2/GNB_APP/gnb_paramdef.h b/openair2/GNB_APP/gnb_paramdef.h index 67dbeca2e7..f76970518e 100644 --- a/openair2/GNB_APP/gnb_paramdef.h +++ b/openair2/GNB_APP/gnb_paramdef.h @@ -113,6 +113,29 @@ typedef enum { #define GNB_CONFIG_STRING_LOCAL_S_PORTD "local_s_portd" #define GNB_CONFIG_STRING_REMOTE_S_PORTD "remote_s_portd" +typedef struct ccparams_nr_x2 { + char *frame_type; + int32_t tdd_config; + int32_t tdd_config_s; + int32_t nr_band; + long long int downlink_frequency; + int32_t uplink_frequency_offset; + int32_t Nid_cell; + int32_t N_RB_DL; + } ccparams_nr_x2_t; + + +#define CCPARAMS_NR_X2_DESC(ccparams) { \ + {ENB_CONFIG_STRING_FRAME_TYPE, NULL, 0, strptr:&ccparams.frame_type, defstrval:"TDD", TYPE_STRING, 0}, \ + {ENB_CONFIG_STRING_TDD_CONFIG, NULL, 0, iptr:&ccparams.tdd_config, defintval:3, TYPE_UINT, 0}, \ + {ENB_CONFIG_STRING_TDD_CONFIG_S, NULL, 0, iptr:&ccparams.tdd_config_s, defintval:0, TYPE_UINT, 0}, \ + {ENB_CONFIG_STRING_EUTRA_BAND, NULL, 0, iptr:&ccparams.nr_band, defintval:78, TYPE_UINT, 0}, \ + {ENB_CONFIG_STRING_DOWNLINK_FREQUENCY, NULL, 0, i64ptr:(int64_t *)&ccparams.downlink_frequency, defint64val:3600000000, TYPE_UINT64, 0}, \ + {ENB_CONFIG_STRING_UPLINK_FREQUENCY_OFFSET, NULL, 0, iptr:&ccparams.uplink_frequency_offset, defintval:0, TYPE_INT, 0}, \ + {ENB_CONFIG_STRING_NID_CELL, NULL, 0, iptr:&ccparams.Nid_cell, defintval:0, TYPE_UINT, 0}, \ + {ENB_CONFIG_STRING_N_RB_DL, NULL, 0, iptr:&ccparams.N_RB_DL, defintval:106, TYPE_UINT, 0} \ +} + /*-----------------------------------------------------------------------------------------------------------------------------------------*/ /* cell configuration parameters */ /* optname helpstr paramflags XXXptr defXXXval type numelt */ @@ -262,6 +285,8 @@ typedef enum { #define GNB_INTERFACE_NAME_FOR_S1U_IDX 2 #define GNB_IPV4_ADDR_FOR_S1U_IDX 3 #define GNB_PORT_FOR_S1U_IDX 4 +#define GNB_IPV4_ADDR_FOR_X2C_IDX 5 +#define GNB_PORT_FOR_X2C_IDX 6 /* S1 interface configuration parameters names */ #define GNB_CONFIG_STRING_GNB_INTERFACE_NAME_FOR_S1_MME "GNB_INTERFACE_NAME_FOR_S1_MME" @@ -270,6 +295,10 @@ typedef enum { #define GNB_CONFIG_STRING_GNB_IPV4_ADDR_FOR_S1U "GNB_IPV4_ADDRESS_FOR_S1U" #define GNB_CONFIG_STRING_GNB_PORT_FOR_S1U "GNB_PORT_FOR_S1U" +/* X2 interface configuration parameters names */ +#define GNB_CONFIG_STRING_ENB_IPV4_ADDR_FOR_X2C "GNB_IPV4_ADDRESS_FOR_X2C" +#define GNB_CONFIG_STRING_ENB_PORT_FOR_X2C "GNB_PORT_FOR_X2C" + /*--------------------------------------------------------------------------------------------------------------------------------------------------*/ /* S1 interface configuration parameters */ /* optname helpstr paramflags XXXptr defXXXval type numelt */ @@ -279,7 +308,9 @@ typedef enum { {GNB_CONFIG_STRING_GNB_IPV4_ADDRESS_FOR_S1_MME, NULL, 0, strptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \ {GNB_CONFIG_STRING_GNB_INTERFACE_NAME_FOR_S1U, NULL, 0, strptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \ {GNB_CONFIG_STRING_GNB_IPV4_ADDR_FOR_S1U, NULL, 0, strptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \ -{GNB_CONFIG_STRING_GNB_PORT_FOR_S1U, NULL, 0, uptr:NULL, defintval:2152L, TYPE_UINT, 0} \ +{GNB_CONFIG_STRING_GNB_PORT_FOR_S1U, NULL, 0, uptr:NULL, defintval:2152L, TYPE_UINT, 0}, \ +{GNB_CONFIG_STRING_ENB_IPV4_ADDR_FOR_X2C, NULL, 0, strptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \ +{GNB_CONFIG_STRING_ENB_PORT_FOR_X2C, NULL, 0, uptr:NULL, defintval:0L, TYPE_UINT, 0} \ } diff --git a/openair2/RRC/LTE/MESSAGES/asn1_msg.c b/openair2/RRC/LTE/MESSAGES/asn1_msg.c index 48cc432a06..ed9f5a161e 100644 --- a/openair2/RRC/LTE/MESSAGES/asn1_msg.c +++ b/openair2/RRC/LTE/MESSAGES/asn1_msg.c @@ -3417,6 +3417,8 @@ uint8_t do_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP, { LTE_DL_DCCH_Message_t dl_dcch_msg; LTE_RAT_Type_t rat=LTE_RAT_Type_eutra; + LTE_RAT_Type_t rat_nr=LTE_RAT_Type_nr; + LTE_RAT_Type_t rat_eutra_nr=LTE_RAT_Type_eutra_nr; asn_enc_rval_t enc_rval; memset(&dl_dcch_msg,0,sizeof(LTE_DL_DCCH_Message_t)); dl_dcch_msg.message.present = LTE_DL_DCCH_MessageType_PR_c1; @@ -3428,6 +3430,45 @@ uint8_t do_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP, dl_dcch_msg.message.choice.c1.choice.ueCapabilityEnquiry.criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list.count=0; ASN_SEQUENCE_ADD(&dl_dcch_msg.message.choice.c1.choice.ueCapabilityEnquiry.criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list, &rat); + ASN_SEQUENCE_ADD(&dl_dcch_msg.message.choice.c1.choice.ueCapabilityEnquiry.criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list, + &rat_nr); + ASN_SEQUENCE_ADD(&dl_dcch_msg.message.choice.c1.choice.ueCapabilityEnquiry.criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list, + &rat_eutra_nr); + + /* request NR configuration */ + LTE_UECapabilityEnquiry_r8_IEs_t *r8 = &dl_dcch_msg.message.choice.c1.choice.ueCapabilityEnquiry.criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8; + LTE_UECapabilityEnquiry_v8a0_IEs_t r8_a0; + LTE_UECapabilityEnquiry_v1180_IEs_t r11_80; + LTE_UECapabilityEnquiry_v1310_IEs_t r13_10; + LTE_UECapabilityEnquiry_v1430_IEs_t r14_30; + LTE_UECapabilityEnquiry_v1510_IEs_t r15_10; + + memset(&r8_a0, 0, sizeof(r8_a0)); + memset(&r11_80, 0, sizeof(r11_80)); + memset(&r13_10, 0, sizeof(r13_10)); + memset(&r14_30, 0, sizeof(r14_30)); + memset(&r15_10, 0, sizeof(r15_10)); + + r8->nonCriticalExtension = &r8_a0; + r8_a0.nonCriticalExtension = &r11_80; + r11_80.nonCriticalExtension = &r13_10; + r13_10.nonCriticalExtension = &r14_30; + r14_30.nonCriticalExtension = &r15_10; + + OCTET_STRING_t req_freq; + //unsigned char req_freq_buf[5] = { 0x00, 0x20, 0x1a, 0x02, 0x68 }; // bands 7 & nr78 + //unsigned char req_freq_buf[5] = { 0x00, 0x20, 0x1a, 0x08, 0x18 }; // bands 7 & nr260 + + //unsigned char req_freq_buf[13] = { 0x00, 0xc0, 0x18, 0x01, 0x01, 0x30, 0x4b, 0x04, 0x0e, 0x08, 0x24, 0x04, 0xd0 }; + unsigned char req_freq_buf[21] = { +0x01, 0x60, 0x18, 0x05, 0x80, 0xc0, 0x04, 0x04, 0xc1, 0x2c, 0x10, 0x08, 0x20, 0x30, 0x40, 0xe0, 0x82, 0x40, 0x28, 0x80, 0x9a + }; + + req_freq.buf = req_freq_buf; + req_freq.size = 5; + req_freq.size = 21; + + r15_10.requestedFreqBandsNR_MRDC_r15 = &req_freq; if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) { xer_fprint(stdout, &asn_DEF_LTE_DL_DCCH_Message, (void *)&dl_dcch_msg); diff --git a/openair2/RRC/LTE/rrc_defs.h b/openair2/RRC/LTE/rrc_defs.h index ad51927caa..53ba6d9314 100644 --- a/openair2/RRC/LTE/rrc_defs.h +++ b/openair2/RRC/LTE/rrc_defs.h @@ -92,6 +92,7 @@ #define PC5_DISCOVERY_PAYLOAD_SIZE 29 +#define DEBUG_SCG_CONFIG 1 typedef enum { UE_STATE_OFF_NETWORK, @@ -264,7 +265,8 @@ typedef enum UE_STATE_e { RRC_SI_RECEIVED, RRC_CONNECTED, RRC_RECONFIGURED, - RRC_HO_EXECUTION + RRC_HO_EXECUTION, + RRC_NR_NSA, } UE_STATE_t; typedef enum HO_STATE_e { @@ -644,6 +646,7 @@ typedef struct eNB_RRC_UE_s { uint32_t ue_rrc_inactivity_timer; uint8_t e_rab_release_command_flag; int8_t reestablishment_xid; + int does_nr; } eNB_RRC_UE_t; typedef uid_t ue_uid_t; diff --git a/openair2/RRC/LTE/rrc_eNB.c b/openair2/RRC/LTE/rrc_eNB.c index dbeaa9f6a5..aa17118a17 100644 --- a/openair2/RRC/LTE/rrc_eNB.c +++ b/openair2/RRC/LTE/rrc_eNB.c @@ -112,6 +112,8 @@ extern uint32_t to_earfcn_DL(int eutra_bandP, uint32_t dl_CarrierFreq, uint32_t extern int rrc_eNB_process_security(const protocol_ctxt_t *const ctxt_pP, rrc_eNB_ue_context_t *const ue_context_pP, security_capabilities_t *security_capabilities_pP); extern void process_eNB_security_key (const protocol_ctxt_t *const ctxt_pP, rrc_eNB_ue_context_t *const ue_context_pP, uint8_t *security_key_pP); extern int derive_keNB_star(const uint8_t *kenb_32, const uint16_t pci, const uint32_t earfcn_dl, const bool is_rel8_only, uint8_t *kenb_star); +extern int rrc_eNB_generate_RRCConnectionReconfiguration_endc(protocol_ctxt_t *ctxt, rrc_eNB_ue_context_t *ue_context, unsigned char *buffer, int buffer_size, OCTET_STRING_t *scg_group_config, OCTET_STRING_t *scg_RB_config); +extern struct rrc_eNB_ue_context_s * get_first_ue_context(eNB_RRC_INST *rrc_instance_pP); pthread_mutex_t rrc_release_freelist; RRC_release_list_t rrc_release_info; @@ -2813,11 +2815,14 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t LTE_MAC_MainConfig_t *mac_MainConfig = NULL; LTE_MeasObjectToAddModList_t *MeasObj_list = NULL; LTE_MeasObjectToAddMod_t *MeasObj = NULL; + LTE_MeasObjectToAddMod_t *MeasObj2 = NULL; LTE_ReportConfigToAddModList_t *ReportConfig_list = NULL; LTE_ReportConfigToAddMod_t *ReportConfig_per, *ReportConfig_A1, *ReportConfig_A2, *ReportConfig_A3, *ReportConfig_A4, *ReportConfig_A5; + LTE_ReportConfigToAddMod_t *ReportConfig_NR = NULL; LTE_MeasIdToAddModList_t *MeasId_list = NULL; LTE_MeasIdToAddMod_t *MeasId0, *MeasId1, *MeasId2, *MeasId3, *MeasId4, *MeasId5; + LTE_MeasIdToAddMod_t *MeasId6; long *sr_ProhibitTimer_r9 = NULL; long *logicalchannelgroup = NULL; long *logicalchannelgroup_drb = NULL; @@ -3114,6 +3119,16 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t MeasId5->measObjectId = 1; MeasId5->reportConfigId = 6; ASN_SEQUENCE_ADD(&MeasId_list->list, MeasId5); + + if (ue_context_pP->ue_context.does_nr) { + MeasId6 = calloc(1, sizeof(LTE_MeasIdToAddMod_t)); + if (MeasId6 == NULL) exit(1); + MeasId6->measId = 7; + MeasId6->measObjectId = 2; + MeasId6->reportConfigId = 7; + ASN_SEQUENCE_ADD(&MeasId_list->list, MeasId6); + } + // LTE_RRCConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.measConfig->measIdToAddModList = MeasId_list; // Add one EUTRA Measurement Object MeasObj_list = CALLOC(1, sizeof(*MeasObj_list)); @@ -3163,6 +3178,27 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t ASN_SEQUENCE_ADD(&MeasObj_list->list, MeasObj); // LTE_RRCConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.measConfig->measObjectToAddModList = MeasObj_list; + if (ue_context_pP->ue_context.does_nr) { + MeasObj2 = calloc(1, sizeof(LTE_MeasObjectToAddMod_t)); + if (MeasObj2 == NULL) exit(1); + MeasObj2->measObjectId = 2; + MeasObj2->measObject.present = LTE_MeasObjectToAddMod__measObject_PR_measObjectNR_r15; + MeasObj2->measObject.choice.measObjectNR_r15.carrierFreq_r15 = 642256; //634000; //(634000 = 3.51GHz) (640000 = 3.6GHz) (641272 = 3619.08MHz = 3600 + 30/1000*106*12/2) (642256 is for 3.6GHz and absoluteFrequencySSB = 642016) + MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.measTimingConfig_r15.periodicityAndOffset_r15.present = LTE_MTC_SSB_NR_r15__periodicityAndOffset_r15_PR_sf20_r15; + MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.measTimingConfig_r15.periodicityAndOffset_r15.choice.sf20_r15 = 0; + MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.measTimingConfig_r15.ssb_Duration_r15 = LTE_MTC_SSB_NR_r15__ssb_Duration_r15_sf4; + MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.subcarrierSpacingSSB_r15 = LTE_RS_ConfigSSB_NR_r15__subcarrierSpacingSSB_r15_kHz30; + MeasObj2->measObject.choice.measObjectNR_r15.quantityConfigSet_r15 = 1; + MeasObj2->measObject.choice.measObjectNR_r15.ext1 = calloc(1, sizeof(struct LTE_MeasObjectNR_r15__ext1)); + if (MeasObj2->measObject.choice.measObjectNR_r15.ext1 == NULL) exit(1); + MeasObj2->measObject.choice.measObjectNR_r15.ext1->bandNR_r15 = calloc(1, sizeof(struct LTE_MeasObjectNR_r15__ext1__bandNR_r15)); + if (MeasObj2->measObject.choice.measObjectNR_r15.ext1->bandNR_r15 == NULL) exit(1); + MeasObj2->measObject.choice.measObjectNR_r15.ext1->bandNR_r15->present = LTE_MeasObjectNR_r15__ext1__bandNR_r15_PR_setup; + MeasObj2->measObject.choice.measObjectNR_r15.ext1->bandNR_r15->choice.setup = 78; + + ASN_SEQUENCE_ADD(&MeasObj_list->list, MeasObj2); + } + if (!ue_context_pP->ue_context.measurement_info->events) { ue_context_pP->ue_context.measurement_info->events = CALLOC(1,sizeof(*(ue_context_pP->ue_context.measurement_info->events))); } @@ -3175,6 +3211,9 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t ReportConfig_A3 = CALLOC(1, sizeof(*ReportConfig_A3)); ReportConfig_A4 = CALLOC(1, sizeof(*ReportConfig_A4)); ReportConfig_A5 = CALLOC(1, sizeof(*ReportConfig_A5)); + if (ue_context_pP->ue_context.does_nr) { + ReportConfig_NR = CALLOC(1, sizeof(*ReportConfig_NR)); + } ReportConfig_per->reportConfigId = 1; ReportConfig_per->reportConfig.present = LTE_ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA; ReportConfig_per->reportConfig.choice.reportConfigEUTRA.triggerType.present = @@ -3280,6 +3319,30 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.reportInterval = LTE_ReportInterval_ms120; ReportConfig_A5->reportConfig.choice.reportConfigEUTRA.reportAmount = LTE_ReportConfigEUTRA__reportAmount_infinity; ASN_SEQUENCE_ADD(&ReportConfig_list->list, ReportConfig_A5); + + if (ue_context_pP->ue_context.does_nr) { + ReportConfig_NR->reportConfigId = 7; + ReportConfig_NR->reportConfig.present = LTE_ReportConfigToAddMod__reportConfig_PR_reportConfigInterRAT; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.present = LTE_ReportConfigInterRAT__triggerType_PR_event; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.choice.event.eventId.present = LTE_ReportConfigInterRAT__triggerType__event__eventId_PR_eventB1_NR_r15; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.choice.event.eventId.choice.eventB1_NR_r15.b1_ThresholdNR_r15.present = LTE_ThresholdNR_r15_PR_nr_RSRP_r15; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.choice.event.eventId.choice.eventB1_NR_r15.b1_ThresholdNR_r15.choice.nr_RSRP_r15 = 46; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.choice.event.eventId.choice.eventB1_NR_r15.reportOnLeave_r15 = FALSE; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.choice.event.hysteresis = 2; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.triggerType.choice.event.timeToTrigger = LTE_TimeToTrigger_ms80; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.maxReportCells = 4; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.reportInterval = LTE_ReportInterval_ms120; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.reportAmount = LTE_ReportConfigInterRAT__reportAmount_infinity; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7 = calloc(1, sizeof(struct LTE_ReportConfigInterRAT__ext7)); + if (ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7 == NULL) exit(1); + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7->reportQuantityCellNR_r15 = calloc(1, sizeof(struct LTE_ReportQuantityNR_r15)); + if (ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7->reportQuantityCellNR_r15 == NULL) exit(1); + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7->reportQuantityCellNR_r15->ss_rsrp = TRUE; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7->reportQuantityCellNR_r15->ss_rsrq = TRUE; + ReportConfig_NR->reportConfig.choice.reportConfigInterRAT.ext7->reportQuantityCellNR_r15->ss_sinr = TRUE; + ASN_SEQUENCE_ADD(&ReportConfig_list->list, ReportConfig_NR); + } + // LTE_RRCConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.measConfig->reportConfigToAddModList = ReportConfig_list; /* A3 event update */ @@ -4234,6 +4297,10 @@ rrc_eNB_process_MeasurementReport( ctxt_pP->subframe); break; + case 7: + LOG_D(RRC, "NR event frame %d subframe %d\n", ctxt_pP->frame, ctxt_pP->subframe); + break; + default: LOG_D(RRC,"Other event report frame %d and subframe %d \n", ctxt_pP->frame, ctxt_pP->subframe); break; @@ -4247,6 +4314,22 @@ rrc_eNB_process_MeasurementReport( ue_context_pP->ue_context.measResults->measResultPCell.rsrqResult/2 - 20); } + /* TODO: improve NR triggering */ + if (measResults2->measId == 7) { + if (ue_context_pP->ue_context.Status != RRC_NR_NSA) { + MessageDef *msg; + ue_context_pP->ue_context.Status = RRC_NR_NSA; + + msg = itti_alloc_new_message(TASK_RRC_ENB, X2AP_ENDC_SGNB_ADDITION_REQ); + X2AP_ENDC_SGNB_ADDITION_REQ(msg).rnti = ctxt_pP->rnti; + LOG_I(RRC, + "[eNB %d] frame %d subframe %d: UE rnti %x switching to NSA mode\n", + ctxt_pP->module_id, ctxt_pP->frame, ctxt_pP->subframe, ctxt_pP->rnti); + itti_send_msg_to_task(TASK_X2AP, ENB_MODULE_ID_TO_INSTANCE(ctxt_pP->module_id), msg); + return; + } + } + if (measResults2->measResultNeighCells == NULL) return; @@ -7658,18 +7741,28 @@ rrc_eNB_decode_dcch( ue_context_p->ue_context.UE_Capability = 0; } + int eutra_index = -1; + + for (i = 0; i < ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.count; i++) { + if (ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.array[i]->rat_Type == LTE_RAT_Type_eutra) { + if (eutra_index != -1) { + LOG_E(RRC, "fatal: more than 1 eutra capability\n"); + exit(1); + } + eutra_index = i; + } + /* todo: improve nr dual connectivity capability checking */ + if (ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.array[i]->rat_Type == LTE_RAT_Type_eutra_nr) + ue_context_p->ue_context.does_nr = 1; + } + dec_rval = uper_decode(NULL, &asn_DEF_LTE_UE_EUTRA_Capability, (void **)&ue_context_p->ue_context.UE_Capability, - ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions. - choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list. - array[0]->ueCapabilityRAT_Container.buf, - ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions. - choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list. - array[0]->ueCapabilityRAT_Container.size, 0, 0); - ue_context_p->ue_context.UE_Capability_size = ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions. - choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list. - array[0]->ueCapabilityRAT_Container.size; + ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.array[eutra_index]->ueCapabilityRAT_Container.buf, + ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.array[eutra_index]->ueCapabilityRAT_Container.size, + 0, 0); + ue_context_p->ue_context.UE_Capability_size = ul_dcch_msg->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.array[eutra_index]->ueCapabilityRAT_Container.size; if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) { xer_fprint(stdout, &asn_DEF_LTE_UE_EUTRA_Capability, ue_context_p->ue_context.UE_Capability); @@ -8247,6 +8340,100 @@ void rrc_subframe_process(protocol_ctxt_t *const ctxt_pP, const int CC_id) { VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_RX_TX, VCD_FUNCTION_OUT); } +void rrc_eNB_process_AdditionResponseInformation(const module_id_t enb_mod_idP, x2ap_ENDC_sgnb_addition_req_ACK_t *m) { + + + NR_CG_Config_t *CG_Config = NULL; + + { + int i; + printf("%d: ", m->rrc_buffer_size); + for (i=0; irrc_buffer_size; i++) printf("%2.2x", (unsigned char)m->rrc_buffer[i]); + printf("\n"); + + } + asn_dec_rval_t dec_rval = uper_decode_complete( NULL, + &asn_DEF_NR_CG_Config, + (void **)&CG_Config, + (uint8_t *)m->rrc_buffer, + (int) m->rrc_buffer_size);//m->rrc_buffer_size); + + if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) { + AssertFatal(1==0,"NR_UL_DCCH_MESSAGE decode error\n"); + // free the memory + SEQUENCE_free( &asn_DEF_NR_CG_Config, CG_Config, 1 ); + return; + } + xer_fprint(stdout,&asn_DEF_NR_CG_Config, CG_Config); + // recreate enough of X2 EN-DC Container + + AssertFatal(CG_Config->criticalExtensions.choice.c1->present == NR_CG_Config__criticalExtensions__c1_PR_cg_Config, + "CG_Config not present\n"); + + OCTET_STRING_t *scg_CellGroupConfig = NULL; + OCTET_STRING_t *nr1_conf = NULL; + + if(CG_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_CellGroupConfig){ + scg_CellGroupConfig = CG_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_CellGroupConfig; +#ifdef DEBUG_SCG_CONFIG + { + int size_s = CG_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_CellGroupConfig->size; + int i; + LOG_I(RRC, "Dumping scg_CellGroupConfig: %d", size_s); + for (i=0; icriticalExtensions.choice.c1->choice.cg_Config->scg_CellGroupConfig->buf[i]); + printf("\n"); + + } +#endif + + } + else{ + LOG_W(RRC, "SCG Cell group configuration is not present in the Addition Response message \n"); + return; + } + if(CG_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_RB_Config){ + nr1_conf = CG_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_RB_Config; +#ifdef DEBUG_SCG_CONFIG + { + int size_s = CG_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_RB_Config->size; + int i; + LOG_I(RRC, "Dumping scg_RB_Config: %d", size_s); + for (i=0; icriticalExtensions.choice.c1->choice.cg_Config->scg_RB_Config->buf[i]); + printf("\n"); + + } +#endif + } + else{ + LOG_W(RRC, "SCG RB configuration is not present in the Addition Response message \n"); + return; + } + + protocol_ctxt_t ctxt; + rrc_eNB_ue_context_t *ue_context; + unsigned char buffer[8192]; + int size; + + ue_context = (rrc_eNB_ue_context_t *) get_first_ue_context(RC.rrc[enb_mod_idP]); + + PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt, + 0, + ENB_FLAG_YES, + m->rnti, + 0, 0); + + size = rrc_eNB_generate_RRCConnectionReconfiguration_endc(&ctxt, ue_context, buffer, 8192, scg_CellGroupConfig, nr1_conf); + + rrc_data_req(&ctxt, + DCCH, + rrc_eNB_mui++, + SDU_CONFIRM_NO, + size, + buffer, + PDCP_TRANSMISSION_MODE_CONTROL); +} + + //----------------------------------------------------------------------------- void *rrc_enb_process_itti_msg(void *notUsed) { MessageDef *msg_p; @@ -8525,6 +8712,12 @@ void *rrc_enb_process_itti_msg(void *notUsed) { break; } + case X2AP_ENDC_SGNB_ADDITION_REQ_ACK: { + rrc_eNB_process_AdditionResponseInformation(ENB_INSTANCE_TO_MODULE_ID(instance), &X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg_p)); + break; + } + + /* Messages from eNB app */ case RRC_CONFIGURATION_REQ: LOG_I(RRC, "[eNB %d] Received %s : %p\n", instance, msg_name_p, &RRC_CONFIGURATION_REQ(msg_p)); @@ -8566,11 +8759,20 @@ rrc_enb_task( //----------------------------------------------------------------------------- { rrc_enb_init(); + +void rrc_endc_hack_init(void); +rrc_endc_hack_init(); + itti_mark_task_ready(TASK_RRC_ENB); LOG_I(RRC,"Entering main loop of RRC message task\n"); while (1) { (void) rrc_enb_process_itti_msg(NULL); +{ + //extern volatile int go_nr; + void rrc_go_nr(void); + //if (go_nr) rrc_go_nr(); +} } } diff --git a/openair2/RRC/LTE/rrc_eNB_endc.c b/openair2/RRC/LTE/rrc_eNB_endc.c new file mode 100644 index 0000000000..d6fb910507 --- /dev/null +++ b/openair2/RRC/LTE/rrc_eNB_endc.c @@ -0,0 +1,403 @@ +/* + * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The OpenAirInterface Software Alliance licenses this file to You under + * the OAI Public License, Version 1.1 (the "License"); you may not use this file + * except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.openairinterface.org/?page_id=698 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------------------- + * For more information about the OpenAirInterface (OAI) Software Alliance: + * contact@openairinterface.org + */ + +#include "rrc_defs.h" +#include "rrc_extern.h" +#include "rrc_eNB_UE_context.h" +#include "common/ran_context.h" +#include "LTE_DL-DCCH-Message.h" + +#include +#include +#include +#include +#include +#include + +extern RAN_CONTEXT_t RC; +extern mui_t rrc_eNB_mui; + +int rrc_eNB_generate_RRCConnectionReconfiguration_endc(protocol_ctxt_t *ctxt, + rrc_eNB_ue_context_t *ue_context, + unsigned char *buffer, + int buffer_size, + OCTET_STRING_t *scg_group_config, + OCTET_STRING_t *scg_RB_config) +{ + asn_enc_rval_t enc_rval; + LTE_DL_DCCH_Message_t dl_dcch_msg; + LTE_RRCConnectionReconfiguration_t *r; + int trans_id; + LTE_RadioResourceConfigDedicated_t rrcd; +#if 0 + LTE_DRB_ToAddModList_t drb_list; + struct LTE_DRB_ToAddMod drb; + long eps_bearer_id; + struct LTE_RLC_Config rlc; + long lcid; + struct LTE_LogicalChannelConfig lc; +#endif + LTE_DRB_ToReleaseList_t drb_list; + LTE_DRB_Identity_t drb; + struct LTE_LogicalChannelConfig__ul_SpecificParameters ul_params; + long lcg; + struct LTE_RadioResourceConfigDedicated__mac_MainConfig mac; + struct LTE_MAC_MainConfig__ext4 mac_ext4; + struct LTE_MAC_MainConfig__ext4__dualConnectivityPHR dc_phr; + + memset(&rrcd, 0, sizeof(rrcd)); + memset(&drb_list, 0, sizeof(drb_list)); + memset(&drb, 0, sizeof(drb)); +#if 0 + memset(&rlc, 0, sizeof(rlc)); + memset(&lc, 0, sizeof(lc)); +#endif + memset(&ul_params, 0, sizeof(ul_params)); + memset(&mac, 0, sizeof(mac)); + memset(&mac_ext4, 0, sizeof(mac_ext4)); + memset(&dc_phr, 0, sizeof(dc_phr)); + + trans_id = rrc_eNB_get_next_transaction_identifier(ctxt->module_id); + + memset(&dl_dcch_msg,0,sizeof(LTE_DL_DCCH_Message_t)); + + dl_dcch_msg.message.present = LTE_DL_DCCH_MessageType_PR_c1; + dl_dcch_msg.message.choice.c1.present = LTE_DL_DCCH_MessageType__c1_PR_rrcConnectionReconfiguration; + + r = &dl_dcch_msg.message.choice.c1.choice.rrcConnectionReconfiguration; + + r->rrc_TransactionIdentifier = trans_id; + r->criticalExtensions.present = LTE_RRCConnectionReconfiguration__criticalExtensions_PR_c1; + r->criticalExtensions.choice.c1.present = LTE_RRCConnectionReconfiguration__criticalExtensions__c1_PR_rrcConnectionReconfiguration_r8; + r->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated = &rrcd; + +#if 0 + rrcd.drb_ToAddModList = &drb_list; + + eps_bearer_id = 5; + drb.eps_BearerIdentity = &eps_bearer_id; + drb.drb_Identity = 5; + drb.rlc_Config = &rlc; + lcid = 4; + drb.logicalChannelIdentity = &lcid; + drb.logicalChannelConfig = &lc; + + ASN_SEQUENCE_ADD(&drb_list.list, &drb); + + rlc.present = LTE_RLC_Config_PR_am; + rlc.choice.am.ul_AM_RLC.t_PollRetransmit = LTE_T_PollRetransmit_ms50; + rlc.choice.am.ul_AM_RLC.pollPDU = LTE_PollPDU_p16; + rlc.choice.am.ul_AM_RLC.pollByte = LTE_PollByte_kBinfinity; + rlc.choice.am.ul_AM_RLC.maxRetxThreshold = LTE_UL_AM_RLC__maxRetxThreshold_t8; + rlc.choice.am.dl_AM_RLC.t_Reordering = LTE_T_Reordering_ms35; + rlc.choice.am.dl_AM_RLC.t_StatusProhibit = LTE_T_StatusProhibit_ms25; + + lc.ul_SpecificParameters = &ul_params; +#endif + + /* release drb 1 */ + drb = 1; + ASN_SEQUENCE_ADD(&drb_list.list, &drb); + rrcd.drb_ToReleaseList = &drb_list; + + ul_params.priority = 12; + ul_params.prioritisedBitRate = LTE_LogicalChannelConfig__ul_SpecificParameters__prioritisedBitRate_kBps8; + ul_params.bucketSizeDuration = LTE_LogicalChannelConfig__ul_SpecificParameters__bucketSizeDuration_ms300; + lcg = 3; + ul_params.logicalChannelGroup = &lcg; + + rrcd.mac_MainConfig = &mac; + + mac.present = LTE_RadioResourceConfigDedicated__mac_MainConfig_PR_explicitValue; + mac.choice.explicitValue.timeAlignmentTimerDedicated = LTE_TimeAlignmentTimer_sf10240; + mac.choice.explicitValue.ext4 = &mac_ext4; + + mac_ext4.dualConnectivityPHR = &dc_phr; + + dc_phr.present = LTE_MAC_MainConfig__ext4__dualConnectivityPHR_PR_setup; + dc_phr.choice.setup.phr_ModeOtherCG_r12 = LTE_MAC_MainConfig__ext4__dualConnectivityPHR__setup__phr_ModeOtherCG_r12_virtual; + + /* NR config */ + struct LTE_RRCConnectionReconfiguration_v890_IEs cr_890; + struct LTE_RRCConnectionReconfiguration_v920_IEs cr_920; + struct LTE_RRCConnectionReconfiguration_v1020_IEs cr_1020; + struct LTE_RRCConnectionReconfiguration_v1130_IEs cr_1130; + struct LTE_RRCConnectionReconfiguration_v1250_IEs cr_1250; + struct LTE_RRCConnectionReconfiguration_v1310_IEs cr_1310; + struct LTE_RRCConnectionReconfiguration_v1430_IEs cr_1430; + struct LTE_RRCConnectionReconfiguration_v1510_IEs cr_1510; + struct LTE_RRCConnectionReconfiguration_v1510_IEs__nr_Config_r15 nr; + + memset(&cr_890, 0, sizeof(cr_890)); + memset(&cr_920, 0, sizeof(cr_920)); + memset(&cr_1020, 0, sizeof(cr_1020)); + memset(&cr_1130, 0, sizeof(cr_1130)); + memset(&cr_1250, 0, sizeof(cr_1250)); + memset(&cr_1310, 0, sizeof(cr_1310)); + memset(&cr_1430, 0, sizeof(cr_1430)); + memset(&cr_1510, 0, sizeof(cr_1510)); + memset(&nr, 0, sizeof(nr)); + + r->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.nonCriticalExtension = &cr_890; + cr_890.nonCriticalExtension = &cr_920; + cr_920.nonCriticalExtension = &cr_1020; + cr_1020.nonCriticalExtension = &cr_1130; + cr_1130.nonCriticalExtension = &cr_1250; + cr_1250.nonCriticalExtension = &cr_1310; + cr_1310.nonCriticalExtension = &cr_1430; + cr_1430.nonCriticalExtension = &cr_1510; + + cr_1510.nr_Config_r15 = &nr; + nr.present = LTE_RRCConnectionReconfiguration_v1510_IEs__nr_Config_r15_PR_setup; + nr.choice.setup.endc_ReleaseAndAdd_r15 = 0; /* FALSE */ + + OCTET_STRING_t dummy_scg_conf; + unsigned char scg_conf_buf[4] = { 0, 0, 0, 0 }; + if (scg_group_config!=NULL) + nr.choice.setup.nr_SecondaryCellGroupConfig_r15 = scg_group_config; //&scg_conf; + else{ + nr.choice.setup.nr_SecondaryCellGroupConfig_r15 = &dummy_scg_conf; + dummy_scg_conf.buf = scg_conf_buf; + dummy_scg_conf.size = 4; + } + +#ifdef DEBUG_SCG_CONFIG + { + int size_s = nr.choice.setup.nr_SecondaryCellGroupConfig_r15->size; + int i; + LOG_I(RRC, "Dumping nr_SecondaryCellGroupConfig: %d", size_s); + for (i=0; ibuf[i]); + printf("\n"); + + } +#endif + + + long sk_counter = 0; + cr_1510.sk_Counter_r15 = &sk_counter; + + OCTET_STRING_t dummy_nr1_conf; + unsigned char nr1_buf[4] = { 0, 0, 0, 0 }; + + if(scg_RB_config!=NULL) + cr_1510.nr_RadioBearerConfig1_r15 = scg_RB_config; + else{ + cr_1510.nr_RadioBearerConfig1_r15 = &dummy_nr1_conf; + dummy_nr1_conf.buf = nr1_buf; + dummy_nr1_conf.size = 4; + } + +#ifdef DEBUG_SCG_CONFIG + { + int size_s = cr_1510.nr_RadioBearerConfig1_r15->size; + int i; + LOG_I(RRC, "Dumping nr_RadioBearerConfig1: %d", size_s); + for (i=0; ibuf[i]); + printf("\n"); + + } +#endif + + +#if 0 + OCTET_STRING_t nr2_conf; + unsigned char nr2_buf[4] = { 0, 0, 0, 0 }; + cr_1510.nr_RadioBearerConfig2_r15 = &nr2_conf; + nr2_conf.buf = nr2_buf; + nr2_conf.size = 4; +#endif + + enc_rval = uper_encode_to_buffer(&asn_DEF_LTE_DL_DCCH_Message, + NULL, + (void *)&dl_dcch_msg, + buffer, + buffer_size); + +{ +int len = (enc_rval.encoded + 7) / 8; +int i; +printf("len = %d\n", len); +for (i = 0; i < len; i++) printf(" %2.2x", buffer[i]); +printf("\n"); +} + + return (enc_rval.encoded + 7) / 8; +} + +volatile int go_nr; + +struct rrc_eNB_ue_context_s * +get_first_ue_context(eNB_RRC_INST *rrc_instance_pP) +{ + struct rrc_eNB_ue_context_s *ue_context_p = NULL; + RB_FOREACH(ue_context_p, rrc_ue_tree_s, &(rrc_instance_pP->rrc_ue_head)) { + return ue_context_p; + } + return NULL; +} + +void rrc_go_nr(void) +{ + protocol_ctxt_t ctxt; + rrc_eNB_ue_context_t *ue_context; + unsigned char buffer[8192]; + int size; + + go_nr = 0; + + ue_context = get_first_ue_context(RC.rrc[0]); + + PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt, + 0, + ENB_FLAG_YES, + ue_context->ue_context.rnti, + 0, 0); + + size = rrc_eNB_generate_RRCConnectionReconfiguration_endc(&ctxt, ue_context, buffer, 8192, NULL, NULL); + + rrc_data_req(&ctxt, + DCCH, + rrc_eNB_mui++, + SDU_CONFIRM_NO, + size, + buffer, + PDCP_TRANSMISSION_MODE_CONTROL); +} + +static void new_thread(void *(*f)(void *), void *data) { + pthread_t t; + pthread_attr_t att; + + if (pthread_attr_init(&att)) { + fprintf(stderr, "pthread_attr_init err\n"); + exit(1); + } + + if (pthread_attr_setdetachstate(&att, PTHREAD_CREATE_DETACHED)) { + fprintf(stderr, "pthread_attr_setdetachstate err\n"); + exit(1); + } + + if (pthread_attr_setstacksize(&att, 10000000)) { + fprintf(stderr, "pthread_attr_setstacksize err\n"); + exit(1); + } + + if (pthread_create(&t, &att, f, data)) { + fprintf(stderr, "pthread_create err\n"); + exit(1); + } + + if (pthread_attr_destroy(&att)) { + fprintf(stderr, "pthread_attr_destroy err\n"); + exit(1); + } +} + +static int create_listen_socket(char *addr, int port) { + struct sockaddr_in a; + int s; + int v; + s = socket(AF_INET, SOCK_STREAM, 0); + + if (s == -1) { + perror("socket"); + exit(1); + } + + v = 1; + + if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &v, sizeof(int))) { + perror("setsockopt"); + exit(1); + } + + a.sin_family = AF_INET; + a.sin_port = htons(port); + a.sin_addr.s_addr = inet_addr(addr); + + if (bind(s, (struct sockaddr *)&a, sizeof(a))) { + perror("bind"); + exit(1); + } + + if (listen(s, 5)) { + perror("listen"); + exit(1); + } + + return s; +} + +static int socket_accept(int s) { + struct sockaddr_in a; + socklen_t alen; + alen = sizeof(a); + return accept(s, (struct sockaddr *)&a, &alen); +} + +static int fullread(int fd, void *_buf, int count) { + char *buf = _buf; + int ret = 0; + int l; + + while (count) { + l = read(fd, buf, count); + + if (l <= 0) return -1; + + count -= l; + buf += l; + ret += l; + } + + return ret; +} + +void *nr_hack(void *_) +{ + int s = create_listen_socket("0.0.0.0", 9001); + int t; + +over: + t = socket_accept(s); + + while (1) { + char c; + + if (fullread(t, &c, 1) != 1) { + close(t); + goto over; + } + + if (c != '\n') continue; + + printf("setting go_nr to 1\n"); + go_nr = 1; + } + + return 0; +} + +void rrc_endc_hack_init(void) +{ + new_thread(nr_hack, NULL); +} diff --git a/openair2/RRC/NR/rrc_gNB.c b/openair2/RRC/NR/rrc_gNB.c index a9e680e0a4..6fbb1b3cdc 100644 --- a/openair2/RRC/NR/rrc_gNB.c +++ b/openair2/RRC/NR/rrc_gNB.c @@ -204,7 +204,7 @@ static void init_NR_SI(gNB_RRC_INST *rrc) { ); - if (phy_test > 0) { + /*if (phy_test > 0) { // This is for phytest only, emulate first X2 message if uecap.raw file is present FILE *fd; @@ -253,7 +253,7 @@ static void init_NR_SI(gNB_RRC_INST *rrc) { LOG_I(NR_RRC,"Adding new user (%p)\n",ue_context_p); rrc_add_nsa_user(rrc,ue_context_p); } - } + }*/ } @@ -300,6 +300,52 @@ char openair_rrc_gNB_configuration(const module_id_t gnb_mod_idP, gNB_RrcConfigu }//END openair_rrc_gNB_configuration +void rrc_gNB_process_AdditionRequestInformation(const module_id_t gnb_mod_idP, x2ap_ENDC_sgnb_addition_req_t *m) { + + + LTE_UL_DCCH_Message_t *LTE_UL_DCCH_Message = NULL; + + asn_dec_rval_t dec_rval = uper_decode_complete( NULL, + &asn_DEF_LTE_UL_DCCH_Message, + (void **)<E_UL_DCCH_Message, + (uint8_t *)m->rrc_buffer, + (int) m->rrc_buffer_size);//m->rrc_buffer_size); + +/* asn_dec_rval_t dec_rval = uper_decode( NULL, + &asn_DEF_LTE_UL_DCCH_Message, + (void **)<E_UL_DCCH_Message, + (uint8_t *)m->rrc_buffer, + (int) m->rrc_buffer_size, 0, 0);//m->rrc_buffer_size); +*/ + gNB_RRC_INST *rrc=RC.nrrrc[gnb_mod_idP]; + + if ((dec_rval.code != RC_OK) && (dec_rval.consumed == 0)) { + AssertFatal(1==0,"NR_UL_DCCH_MESSAGE decode error\n"); + // free the memory + SEQUENCE_free( &asn_DEF_LTE_UL_DCCH_Message, LTE_UL_DCCH_Message, 1 ); + return; + } + xer_fprint(stdout,&asn_DEF_LTE_UL_DCCH_Message, LTE_UL_DCCH_Message); + // recreate enough of X2 EN-DC Container + AssertFatal(LTE_UL_DCCH_Message->message.choice.c1.present == LTE_UL_DCCH_MessageType__c1_PR_ueCapabilityInformation, + "ueCapabilityInformation not present\n"); + NR_CG_ConfigInfo_t *CG_ConfigInfo = calloc(1,sizeof(*CG_ConfigInfo)); + CG_ConfigInfo->criticalExtensions.present = NR_CG_ConfigInfo__criticalExtensions_PR_c1; + CG_ConfigInfo->criticalExtensions.choice.c1 = calloc(1,sizeof(*CG_ConfigInfo->criticalExtensions.choice.c1)); + CG_ConfigInfo->criticalExtensions.choice.c1->present = NR_CG_ConfigInfo__criticalExtensions__c1_PR_cg_ConfigInfo; + CG_ConfigInfo->criticalExtensions.choice.c1->choice.cg_ConfigInfo = calloc(1,sizeof(*CG_ConfigInfo->criticalExtensions.choice.c1->choice.cg_ConfigInfo)); + NR_CG_ConfigInfo_IEs_t *cg_ConfigInfo = CG_ConfigInfo->criticalExtensions.choice.c1->choice.cg_ConfigInfo; + cg_ConfigInfo->ue_CapabilityInfo = calloc(1,sizeof(*cg_ConfigInfo->ue_CapabilityInfo)); + asn_enc_rval_t enc_rval = uper_encode_to_buffer(&asn_DEF_LTE_UE_CapabilityRAT_ContainerList,NULL,(void*)<E_UL_DCCH_Message->message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList,m->rrc_buffer,m->rrc_buffer_size); + AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %jd)!\n", + enc_rval.failed_type->name, enc_rval.encoded); + OCTET_STRING_fromBuf(cg_ConfigInfo->ue_CapabilityInfo, + (const char *)m->rrc_buffer, + (enc_rval.encoded+7)>>3); + parse_CG_ConfigInfo(rrc,CG_ConfigInfo); + +} + ///---------------------------------------------------------------------------------------------------------------/// ///---------------------------------------------------------------------------------------------------------------/// @@ -396,6 +442,17 @@ void *rrc_gnb_task(void *args_p) { openair_rrc_gNB_configuration(GNB_INSTANCE_TO_MODULE_ID(instance), &NRRRC_CONFIGURATION_REQ(msg_p)); break; + /* Messages from X2AP */ + case X2AP_ENDC_SGNB_ADDITION_REQ: + LOG_I(NR_RRC, "Received ENDC sgNB addition request from X2AP \n"); + rrc_gNB_process_AdditionRequestInformation(GNB_INSTANCE_TO_MODULE_ID(instance), &X2AP_ENDC_SGNB_ADDITION_REQ(msg_p)); + break; + + case X2AP_ENDC_SGNB_RECONF_COMPLETE: + LOG_I(NR_RRC, "Handling of reconfiguration complete message at RRC gNB is pending \n"); + break; + + default: LOG_E(NR_RRC, "[gNB %d] Received unexpected message %s\n", instance, msg_name_p); break; diff --git a/openair2/RRC/NR/rrc_gNB_internode.c b/openair2/RRC/NR/rrc_gNB_internode.c index 41a0f25e5e..581015db56 100644 --- a/openair2/RRC/NR/rrc_gNB_internode.c +++ b/openair2/RRC/NR/rrc_gNB_internode.c @@ -85,13 +85,15 @@ int generate_CG_Config(gNB_RRC_INST *rrc, cg_Config->criticalExtensions.choice.c1->present = NR_CG_Config__criticalExtensions__c1_PR_cg_Config; cg_Config->criticalExtensions.choice.c1->choice.cg_Config = calloc(1,sizeof(NR_CG_Config_IEs_t)); char buffer[1024]; + int total_size; asn_enc_rval_t enc_rval = uper_encode_to_buffer(&asn_DEF_NR_RRCReconfiguration, NULL, (void *)reconfig, buffer, 1024); AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %jd)!\n", enc_rval.failed_type->name, enc_rval.encoded); cg_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_CellGroupConfig = calloc(1,sizeof(OCTET_STRING_t)); OCTET_STRING_fromBuf(cg_Config->criticalExtensions.choice.c1->choice.cg_Config->scg_CellGroupConfig, (const char *)buffer, - (enc_rval.encoded+7)>>3); + (enc_rval.encoded+7)>>3); + total_size = (enc_rval.encoded+7)>>3; LOG_I(RRC,"Dumping NR_RRCReconfiguration message (%jd bytes)\n",(enc_rval.encoded+7)>>3); for (int i=0;i<(enc_rval.encoded+7)>>3;i++) { @@ -117,8 +119,9 @@ int generate_CG_Config(gNB_RRC_INST *rrc, fd = fopen("rbconfig.raw","w"); fwrite((void*)buffer,1,(size_t)((enc_rval.encoded+7)>>3),fd); fclose(fd); + total_size = total_size + ((enc_rval.encoded+7)>>3); - return(0); + return(total_size); } #endif diff --git a/openair2/RRC/NR/rrc_gNB_nsa.c b/openair2/RRC/NR/rrc_gNB_nsa.c index 8e2e25fe3b..cf48aef459 100644 --- a/openair2/RRC/NR/rrc_gNB_nsa.c +++ b/openair2/RRC/NR/rrc_gNB_nsa.c @@ -103,6 +103,9 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_ rrc_gNB_carrier_data_t *carrier=&rrc->carrier; + MessageDef *msg; + msg = itti_alloc_new_message(TASK_RRC_ENB, X2AP_ENDC_SGNB_ADDITION_REQ_ACK); + // NR RRCReconfiguration AssertFatal(rrc->Nb_ue < MAX_NR_RRC_UE_CONTEXTS,"cannot add another UE\n"); @@ -127,8 +130,19 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_ ue_context_p->ue_id_rnti = ue_context_p->ue_context.secondaryCellGroup->spCellConfig->reconfigurationWithSync->newUE_Identity; NR_CG_Config_t *CG_Config = calloc(1,sizeof(*CG_Config)); memset((void*)CG_Config,0,sizeof(*CG_Config)); - generate_CG_Config(rrc,CG_Config,ue_context_p->ue_context.reconfig,ue_context_p->ue_context.rb_config); + int CG_Config_size = generate_CG_Config(rrc,CG_Config,ue_context_p->ue_context.reconfig,ue_context_p->ue_context.rb_config); + + //X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).rrc_buffer_size = CG_Config_size; //Need to verify correct value for the buffer_size // Send to X2 entity to transport to MeNB + asn_enc_rval_t enc_rval = uper_encode_to_buffer(&asn_DEF_NR_CG_Config, + NULL, + (void *)CG_Config, + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).rrc_buffer, + 1024); + + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).rrc_buffer_size = (enc_rval.encoded+7)>>3; + + itti_send_msg_to_task(TASK_X2AP, ENB_MODULE_ID_TO_INSTANCE(0), msg); //Check right id instead of hardcoding rrc->Nb_ue++; // configure MAC and RLC diff --git a/openair2/RRC/NR/rrc_gNB_reconfig.c b/openair2/RRC/NR/rrc_gNB_reconfig.c index 84b99ed25e..6d52f47a18 100644 --- a/openair2/RRC/NR/rrc_gNB_reconfig.c +++ b/openair2/RRC/NR/rrc_gNB_reconfig.c @@ -64,7 +64,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco RLC_BearerConfig->servedRadioBearer = calloc(1,sizeof(*RLC_BearerConfig->servedRadioBearer)); RLC_BearerConfig->servedRadioBearer->present = NR_RLC_BearerConfig__servedRadioBearer_PR_drb_Identity; - RLC_BearerConfig->servedRadioBearer->choice.drb_Identity=5; + RLC_BearerConfig->servedRadioBearer->choice.drb_Identity=1; RLC_BearerConfig->reestablishRLC=calloc(1,sizeof(*RLC_BearerConfig->reestablishRLC)); *RLC_BearerConfig->reestablishRLC=NR_RLC_BearerConfig__reestablishRLC_true; RLC_BearerConfig->rlc_Config=calloc(1,sizeof(*RLC_BearerConfig->rlc_Config)); @@ -106,7 +106,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco secondaryCellGroup->mac_CellGroupConfig->schedulingRequestConfig = NULL; secondaryCellGroup->mac_CellGroupConfig->bsr_Config=calloc(1,sizeof(*secondaryCellGroup->mac_CellGroupConfig->bsr_Config)); secondaryCellGroup->mac_CellGroupConfig->bsr_Config->periodicBSR_Timer = NR_BSR_Config__periodicBSR_Timer_sf80; - secondaryCellGroup->mac_CellGroupConfig->bsr_Config->retxBSR_Timer = NR_BSR_Config__periodicBSR_Timer_sf320; + secondaryCellGroup->mac_CellGroupConfig->bsr_Config->retxBSR_Timer = NR_BSR_Config__retxBSR_Timer_sf320; secondaryCellGroup->mac_CellGroupConfig->tag_Config=calloc(1,sizeof(*secondaryCellGroup->mac_CellGroupConfig->tag_Config)); secondaryCellGroup->mac_CellGroupConfig->tag_Config->tag_ToReleaseList = NULL; secondaryCellGroup->mac_CellGroupConfig->tag_Config->tag_ToAddModList = calloc(1,sizeof(*secondaryCellGroup->mac_CellGroupConfig->tag_Config->tag_ToAddModList)); @@ -375,7 +375,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup->sp_ZP_CSI_RS_ResourceSetsToAddModList=NULL; secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup->sp_ZP_CSI_RS_ResourceSetsToReleaseList=NULL; secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup->p_ZP_CSI_RS_ResourceSet=NULL; - secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->sps_Config = NULL; + secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->sps_Config = NULL; //calloc(1,sizeof(struct NR_SetupRelease_SPS_Config)); secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->radioLinkMonitoringConfig = calloc(1,sizeof(*secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->radioLinkMonitoringConfig)); secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->radioLinkMonitoringConfig->present = NR_SetupRelease_RadioLinkMonitoringConfig_PR_setup; @@ -794,7 +794,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco bwp->bwp_Dedicated->pdsch_Config->choice.setup->sp_ZP_CSI_RS_ResourceSetsToAddModList=NULL; bwp->bwp_Dedicated->pdsch_Config->choice.setup->sp_ZP_CSI_RS_ResourceSetsToReleaseList=NULL; bwp->bwp_Dedicated->pdsch_Config->choice.setup->p_ZP_CSI_RS_ResourceSet=NULL; - bwp->bwp_Dedicated->sps_Config = NULL; + bwp->bwp_Dedicated->sps_Config = NULL; //calloc(1,sizeof(struct NR_SetupRelease_SPS_Config)); bwp->bwp_Dedicated->radioLinkMonitoringConfig = calloc(1,sizeof(*bwp->bwp_Dedicated->radioLinkMonitoringConfig)); bwp->bwp_Dedicated->radioLinkMonitoringConfig->present = NR_SetupRelease_RadioLinkMonitoringConfig_PR_setup; @@ -2044,7 +2044,7 @@ void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig) { drb_ToAddMod->cnAssociation = calloc(1,sizeof(*drb_ToAddMod->cnAssociation)); drb_ToAddMod->cnAssociation->present = NR_DRB_ToAddMod__cnAssociation_PR_eps_BearerIdentity; drb_ToAddMod->cnAssociation->choice.eps_BearerIdentity=5; - drb_ToAddMod->drb_Identity = 4; + drb_ToAddMod->drb_Identity = 1; drb_ToAddMod->reestablishPDCP = NULL; drb_ToAddMod->recoverPDCP = NULL; drb_ToAddMod->pdcp_Config = calloc(1,sizeof(*drb_ToAddMod->pdcp_Config)); @@ -2073,7 +2073,7 @@ void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig) { rbconfig->securityConfig = calloc(1,sizeof(*rbconfig->securityConfig)); rbconfig->securityConfig->securityAlgorithmConfig = calloc(1,sizeof(*rbconfig->securityConfig->securityAlgorithmConfig)); - rbconfig->securityConfig->securityAlgorithmConfig->cipheringAlgorithm = NR_CipheringAlgorithm_nea2; + rbconfig->securityConfig->securityAlgorithmConfig->cipheringAlgorithm = NR_CipheringAlgorithm_nea0; rbconfig->securityConfig->securityAlgorithmConfig->integrityProtAlgorithm=NULL; rbconfig->securityConfig->keyToUse = calloc(1,sizeof(*rbconfig->securityConfig->keyToUse)); *rbconfig->securityConfig->keyToUse = NR_SecurityConfig__keyToUse_master; diff --git a/openair2/X2AP/x2ap_eNB.c b/openair2/X2AP/x2ap_eNB.c index b7ccb07461..b297c96e56 100644 --- a/openair2/X2AP/x2ap_eNB.c +++ b/openair2/X2AP/x2ap_eNB.c @@ -101,7 +101,6 @@ void x2ap_eNB_handle_sctp_association_resp(instance_t instance, sctp_new_associa x2ap_eNB_instance_t *instance_p; x2ap_eNB_data_t *x2ap_enb_data_p; DevAssert(sctp_new_association_resp != NULL); - printf("x2ap_eNB_handle_sctp_association_resp at 1\n"); dump_trees(); instance_p = x2ap_eNB_get_instance(instance); DevAssert(instance_p != NULL); @@ -129,7 +128,6 @@ void x2ap_eNB_handle_sctp_association_resp(instance_t instance, sctp_new_associa x2ap_enb_data_p = x2ap_get_eNB(instance_p, -1, sctp_new_association_resp->ulp_cnx_id); DevAssert(x2ap_enb_data_p != NULL); - printf("x2ap_eNB_handle_sctp_association_resp at 2\n"); dump_trees(); if (sctp_new_association_resp->sctp_state != SCTP_STATE_ESTABLISHED) { @@ -142,17 +140,17 @@ void x2ap_eNB_handle_sctp_association_resp(instance_t instance, sctp_new_associa return; } - printf("x2ap_eNB_handle_sctp_association_resp at 3\n"); dump_trees(); /* Update parameters */ x2ap_enb_data_p->assoc_id = sctp_new_association_resp->assoc_id; x2ap_enb_data_p->in_streams = sctp_new_association_resp->in_streams; x2ap_enb_data_p->out_streams = sctp_new_association_resp->out_streams; - printf("x2ap_eNB_handle_sctp_association_resp at 4\n"); dump_trees(); /* Prepare new x2 Setup Request */ - x2ap_eNB_generate_x2_setup_request(instance_p, x2ap_enb_data_p); - //x2ap_eNB_generate_ENDC_x2_setup_request(instance_p, x2ap_enb_data_p); + if(instance_p->cell_type == CELL_MACRO_GNB) + x2ap_gNB_generate_ENDC_x2_setup_request(instance_p, x2ap_enb_data_p); + else + x2ap_eNB_generate_x2_setup_request(instance_p, x2ap_enb_data_p); } static @@ -448,6 +446,78 @@ void x2ap_eNB_handle_handover_req_ack(instance_t instance, x2ap_eNB_generate_x2_handover_request_ack(instance_p, target, x2ap_handover_req_ack); } +static +void x2ap_eNB_handle_sgNB_add_req(instance_t instance, + x2ap_ENDC_sgnb_addition_req_t *x2ap_ENDC_sgnb_addition_req) +{ + x2ap_id_manager *id_manager; + x2ap_eNB_instance_t *instance_p; + x2ap_eNB_data_t *x2ap_eNB_data; + int ue_id; + + /* TODO: remove hardcoded value */ + x2ap_eNB_data = x2ap_is_eNB_id_in_list(3584); + DevAssert(x2ap_eNB_data != NULL); + + instance_p = x2ap_eNB_get_instance(instance); + DevAssert(instance_p != NULL); + + /* allocate x2ap ID */ + id_manager = &instance_p->id_manager; + ue_id = x2ap_allocate_new_id(id_manager); + if (ue_id == -1) { + X2AP_ERROR("could not allocate a new X2AP UE ID\n"); + /* TODO: cancel NSA: send (to be defined) message to RRC */ + exit(1); + } + /* id_source is ue_id, id_target is unknown yet */ + x2ap_set_ids(id_manager, ue_id, x2ap_ENDC_sgnb_addition_req->rnti, ue_id, -1); + x2ap_id_set_state(id_manager, ue_id, X2ID_STATE_NSA_PREPARE); + + x2ap_eNB_generate_ENDC_x2_SgNB_addition_request(instance_p, x2ap_eNB_data, ue_id); +} + +static +void x2ap_gNB_trigger_sgNB_add_req_ack(instance_t instance, + x2ap_ENDC_sgnb_addition_req_ACK_t *x2ap_ENDC_sgnb_addition_req_ACK) +{ + /* TODO: remove this hack (the goal is to find the correct + * eNodeB structure for the other end) - we need a proper way for RRC + * and X2AP to identify eNodeBs + * RRC knows about mod_id and X2AP knows about eNB_id (eNB_ID in + * the configuration file) + * as far as I understand.. CROUX + */ + + + x2ap_eNB_instance_t *instance_p; + x2ap_eNB_data_t *target; + /*int source_assoc_id = x2ap_ENDC_sgnb_addition_req_ACK->source_assoc_id; + int ue_id; + int id_source; + int id_target;*/ + + instance_p = x2ap_eNB_get_instance(instance); + DevAssert(instance_p != NULL); + + /*target = x2ap_get_eNB(NULL, source_assoc_id, 0); + DevAssert(target != NULL);*/ + + // rnti is a new information, save it + + /*ue_id = x2ap_handover_req_ack->x2_id_target; + id_source = x2ap_id_get_id_source(&instance_p->id_manager, ue_id); + id_target = ue_id; + x2ap_set_ids(&instance_p->id_manager, ue_id, x2ap_handover_req_ack->rnti, id_source, id_target);*/ + + + //target = x2ap_get_eNB(NULL, 17, 0); + target = x2ap_is_eNB_id_in_list (3585); //Currently hardcoded. Need to extract it differently + DevAssert(target != NULL); + x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK(instance_p, target, x2ap_ENDC_sgnb_addition_req_ACK, 0); +} + + static void x2ap_eNB_ue_context_release(instance_t instance, x2ap_ue_context_release_t *x2ap_ue_context_release) @@ -513,6 +583,17 @@ void *x2ap_task(void *arg) { &X2AP_UE_CONTEXT_RELEASE(received_msg)); break; + case X2AP_ENDC_SGNB_ADDITION_REQ: + x2ap_eNB_handle_sgNB_add_req(ITTI_MESSAGE_GET_INSTANCE(received_msg), + &X2AP_ENDC_SGNB_ADDITION_REQ(received_msg)); + break; + + case X2AP_ENDC_SGNB_ADDITION_REQ_ACK: + x2ap_gNB_trigger_sgNB_add_req_ack(ITTI_MESSAGE_GET_INSTANCE(received_msg), + &X2AP_ENDC_SGNB_ADDITION_REQ_ACK(received_msg)); + LOG_I(X2AP, "Received elements for X2AP_ENDC_SGNB_ADDITION_REQ_ACK \n"); + break; + case SCTP_INIT_MSG_MULTI_CNF: x2ap_eNB_handle_sctp_init_msg_multi_cnf(ITTI_MESSAGE_GET_INSTANCE(received_msg), &received_msg->ittiMsg.sctp_init_msg_multi_cnf); @@ -556,7 +637,6 @@ int is_x2ap_enabled(void) static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; if (pthread_mutex_lock(&mutex)) goto mutex_error; - if (config_loaded) { if (pthread_mutex_unlock(&mutex)) goto mutex_error; return enabled; @@ -569,13 +649,20 @@ int is_x2ap_enabled(void) /* TODO: do it per module - we check only first eNB */ config_get(p, sizeof(p)/sizeof(paramdef_t), "eNBs.[0]"); - if (enable_x2 != NULL && strcmp(enable_x2, "yes") == 0) - enabled = 1; + if (enable_x2 != NULL && strcmp(enable_x2, "yes") == 0){ + enabled = 1; + } + + /*Consider also the case of enabling X2AP for a gNB by parsing a gNB configuration file*/ + + config_get(p, sizeof(p)/sizeof(paramdef_t), "gNBs.[0]"); + if (enable_x2 != NULL && strcmp(enable_x2, "yes") == 0){ + enabled = 1; + } config_loaded = 1; if (pthread_mutex_unlock(&mutex)) goto mutex_error; - return enabled; mutex_error: diff --git a/openair2/X2AP/x2ap_eNB_decoder.c b/openair2/X2AP/x2ap_eNB_decoder.c index 7b178fb109..93b82c2765 100644 --- a/openair2/X2AP/x2ap_eNB_decoder.c +++ b/openair2/X2AP/x2ap_eNB_decoder.c @@ -60,8 +60,14 @@ static int x2ap_eNB_decode_initiating_message(X2AP_X2AP_PDU_t *pdu) break; case X2AP_ProcedureCode_id_endcX2Setup: - X2AP_INFO("X2AP_ProcedureCode_id_endcX2Setup message!\n"); - break; + X2AP_INFO("X2AP_ProcedureCode_id_endcX2Setup message!\n"); + break; + case X2AP_ProcedureCode_id_sgNBAdditionPreparation: + X2AP_INFO("X2AP_ProcedureCode_id_sgNBAdditionPreparation message!\n"); + break; + case X2AP_ProcedureCode_id_sgNBReconfigurationCompletion: + X2AP_INFO("X2AP_ProcedureCode_id_sgNBReconfigurationCompletion message!\n"); + break; default: X2AP_ERROR("Unknown procedure ID (%d) for initiating message\n", @@ -93,6 +99,10 @@ static int x2ap_eNB_decode_successful_outcome(X2AP_X2AP_PDU_t *pdu) X2AP_INFO("x2ap_eNB_decode_successfuloutcome_message!\n"); break; + case X2AP_ProcedureCode_id_sgNBAdditionPreparation: + X2AP_INFO("x2ap_eNB_decode_successfuloutcome_message!\n"); + break; + default: X2AP_ERROR("Unknown procedure ID (%d) for successfull outcome message\n", (int)pdu->choice.successfulOutcome.procedureCode); @@ -134,9 +144,9 @@ int x2ap_eNB_decode_pdu(X2AP_X2AP_PDU_t *pdu, const uint8_t *const buffer, uint3 length, 0, 0); - if (asn1_xer_print) { + //if (asn1_xer_print) { xer_fprint(stdout, &asn_DEF_X2AP_X2AP_PDU, pdu); - } + //} if (dec_ret.code != RC_OK) { X2AP_ERROR("Failed to decode pdu\n"); diff --git a/openair2/X2AP/x2ap_eNB_encoder.c b/openair2/X2AP/x2ap_eNB_encoder.c index 8b1c030d35..392206e4d7 100644 --- a/openair2/X2AP/x2ap_eNB_encoder.c +++ b/openair2/X2AP/x2ap_eNB_encoder.c @@ -44,9 +44,9 @@ int x2ap_eNB_encode_pdu(X2AP_X2AP_PDU_t *pdu, uint8_t **buffer, uint32_t *len) DevAssert(buffer != NULL); DevAssert(len != NULL); - if (asn1_xer_print) { + //if (asn1_xer_print) { xer_fprint(stdout, &asn_DEF_X2AP_X2AP_PDU, (void *)pdu); - } + //} encoded = aper_encode_to_new_buffer(&asn_DEF_X2AP_X2AP_PDU, 0, pdu, (void **)buffer); diff --git a/openair2/X2AP/x2ap_eNB_generate_messages.c b/openair2/X2AP/x2ap_eNB_generate_messages.c index e43db6aa8a..47a3475063 100644 --- a/openair2/X2AP/x2ap_eNB_generate_messages.c +++ b/openair2/X2AP/x2ap_eNB_generate_messages.c @@ -39,6 +39,7 @@ #include "x2ap_ids.h" #include "x2ap_eNB_itti_messaging.h" +#include "X2AP_SupportedSULFreqBandItem.h" #include "msc.h" #include "assertions.h" @@ -1097,7 +1098,6 @@ int x2ap_eNB_generate_senb_addition_request (x2ap_eNB_instance_t *instance_p, x2 return ret; } -//Panos: int x2ap_eNB_generate_senb_addition_request_ack (x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, x2ap_senb_addition_req_ack_t *x2ap_addition_req_ack) { @@ -1118,8 +1118,6 @@ int x2ap_eNB_generate_senb_addition_request_ack (x2ap_eNB_instance_t *instance_p DevAssert(instance_p != NULL); DevAssert(x2ap_eNB_data_p != NULL); - //Panos: The fact that we have separate IDs here is because the ID for a specific UE might be different - //between the 2 eNBs? //ue_id = x2ap_addition_req_ack->x2_id_target; //Panos: change name to master_x2... //id_source = x2ap_id_get_id_source(&instance_p->id_manager, ue_id); //id_target = ue_id; @@ -1128,7 +1126,6 @@ int x2ap_eNB_generate_senb_addition_request_ack (x2ap_eNB_instance_t *instance_p memset(&pdu, 0, sizeof(pdu)); pdu.present = X2AP_X2AP_PDU_PR_successfulOutcome; pdu.choice.successfulOutcome.procedureCode = X2AP_ProcedureCode_id_seNBAdditionPreparation; - //Panos: What does the criticality indicate here? pdu.choice.successfulOutcome.criticality = X2AP_Criticality_reject; pdu.choice.successfulOutcome.value.present = X2AP_SuccessfulOutcome__value_PR_SeNBAdditionRequestAcknowledge; out = &pdu.choice.successfulOutcome.value.choice.SeNBAdditionRequestAcknowledge; @@ -1144,7 +1141,6 @@ int x2ap_eNB_generate_senb_addition_request_ack (x2ap_eNB_instance_t *instance_p /* mandatory */ ie = (X2AP_SeNBAdditionRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SeNBAdditionRequestAcknowledge_IEs_t)); ie->id = X2AP_ProtocolIE_ID_id_SeNB_UE_X2AP_ID; - //Panos: Why for the X2_HANDOVER_REQ_ACK here the criticality is ignore whereas in the specs it is reject? ie->criticality = X2AP_Criticality_reject; ie->value.present = X2AP_SeNBAdditionRequestAcknowledge_IEs__value_PR_UE_X2AP_ID_1; ie->value.choice.UE_X2AP_ID_1 = 0; @@ -1230,17 +1226,17 @@ int x2ap_eNB_generate_senb_addition_request_ack (x2ap_eNB_instance_t *instance_p return ret; } -/*setup request message from an eNB to a gNB*/ -int x2ap_eNB_generate_ENDC_x2_setup_request( +/*setup request message from a gNB to an eNB*/ +int x2ap_gNB_generate_ENDC_x2_setup_request( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p) { - printf("In x2ap_eNB_generate_ENDC_x2_setup_request \n"); X2AP_X2AP_PDU_t pdu; X2AP_ENDCX2SetupRequest_t *out; X2AP_ENDCX2SetupRequest_IEs_t *ie; - X2AP_ENB_ENDCX2SetupReqIEs_t *ie_ENB_ENDC; + X2AP_En_gNB_ENDCX2SetupReqIEs_t *ie_GNB_ENDC; X2AP_PLMN_Identity_t *plmn; - ServedEUTRAcellsENDCX2ManagementList__Member *servedCellMember; + ServedNRcellsENDCX2ManagementList__Member *servedCellMember; + X2AP_SupportedSULFreqBandItem_t *SULFreqBandItem; uint8_t *buffer; uint32_t len; @@ -1262,24 +1258,166 @@ int x2ap_eNB_generate_ENDC_x2_setup_request( ie = (X2AP_ENDCX2SetupRequest_IEs_t *)calloc(1, sizeof(X2AP_ENDCX2SetupRequest_IEs_t)); ie->id = X2AP_ProtocolIE_ID_id_InitiatingNodeType_EndcX2Setup; ie->value.present = X2AP_ENDCX2SetupRequest_IEs__value_PR_InitiatingNodeType_EndcX2Setup; - ie->value.choice.InitiatingNodeType_EndcX2Setup.present = X2AP_InitiatingNodeType_EndcX2Setup_PR_init_eNB; + ie->value.choice.InitiatingNodeType_EndcX2Setup.present = X2AP_InitiatingNodeType_EndcX2Setup_PR_init_en_gNB; - ie_ENB_ENDC = (X2AP_ENB_ENDCX2SetupReqIEs_t *)calloc(1, sizeof(X2AP_ENB_ENDCX2SetupReqIEs_t)); + ie_GNB_ENDC = (X2AP_En_gNB_ENDCX2SetupReqIEs_t *)calloc(1, sizeof(X2AP_En_gNB_ENDCX2SetupReqIEs_t)); + ie_GNB_ENDC->id = X2AP_ProtocolIE_ID_id_Globalen_gNB_ID; + ie_GNB_ENDC->criticality = X2AP_Criticality_reject; + ie_GNB_ENDC->value.present = X2AP_En_gNB_ENDCX2SetupReqAckIEs__value_PR_GlobalGNB_ID; + ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.present = X2AP_GNB_ID_PR_gNB_ID; + INT32_TO_OCTET_STRING(instance_p->eNB_id, + &ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID); + +X2AP_INFO("%d -> %02x%02x%02x\n", instance_p->eNB_id, + ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID.buf[0], + ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID.buf[1], + ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID.buf[2]); + +MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, + &ie_GNB_ENDC->value.choice.GlobalGNB_ID.pLMN_Identity); + + ASN_SEQUENCE_ADD(&ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_en_gNB.list, ie_GNB_ENDC); + + ie_GNB_ENDC = (X2AP_En_gNB_ENDCX2SetupReqIEs_t *)calloc(1, sizeof(X2AP_En_gNB_ENDCX2SetupReqIEs_t)); + ie_GNB_ENDC->id = X2AP_ProtocolIE_ID_id_ServedNRcellsENDCX2ManagementList; + ie_GNB_ENDC->criticality = X2AP_Criticality_reject; + ie_GNB_ENDC->value.present = X2AP_En_gNB_ENDCX2SetupReqIEs__value_PR_ServedNRcellsENDCX2ManagementList; + + { + for (int i = 0; inum_cc; i++){ + servedCellMember = (ServedNRcellsENDCX2ManagementList__Member *)calloc(1,sizeof(ServedNRcellsENDCX2ManagementList__Member)); + { + servedCellMember->servedNRCellInfo.nrpCI = instance_p->Nid_cell[i]; + + MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, + &servedCellMember->servedNRCellInfo.nrCellID.pLMN_Identity); + NR_CELL_ID_TO_BIT_STRING(instance_p->eNB_id, + &servedCellMember->servedNRCellInfo.nrCellID.nRcellIdentifier); + servedCellMember->servedNRCellInfo.fiveGS_TAC = calloc(1, sizeof(X2AP_FiveGS_TAC_t)); + if (servedCellMember->servedNRCellInfo.fiveGS_TAC == NULL) + exit(1); + NR_FIVEGS_TAC_ID_TO_BIT_STRING(instance_p->tac, servedCellMember->servedNRCellInfo.fiveGS_TAC); + + X2AP_INFO("TAC: %d -> %02x%02x%02x\n", instance_p->tac, + servedCellMember->servedNRCellInfo.fiveGS_TAC->buf[0], + servedCellMember->servedNRCellInfo.fiveGS_TAC->buf[1], + servedCellMember->servedNRCellInfo.fiveGS_TAC->buf[2]); + + plmn = (X2AP_PLMN_Identity_t *)calloc(1,sizeof(X2AP_PLMN_Identity_t)); + { + MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, plmn); + ASN_SEQUENCE_ADD(&servedCellMember->servedNRCellInfo.broadcastPLMNs.list, plmn); + } + + if (instance_p->frame_type[i] == TDD) { + X2AP_FreqBandNrItem_t *freq_band; + servedCellMember->servedNRCellInfo.nrModeInfo.present = X2AP_ServedNRCell_Information__nrModeInfo_PR_tdd; + servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nRFreqInfo.nRARFCN = 0; //instance_p->tdd_nRARFCN[i]; + /* addition of Frequency Band List */ + freq_band = calloc(1, sizeof(X2AP_FreqBandNrItem_t)); + if (freq_band == NULL) + exit(1); + freq_band->freqBandIndicatorNr = 1; /* TODO: put correct value */ + + SULFreqBandItem = calloc(1, sizeof(X2AP_SupportedSULFreqBandItem_t)); + SULFreqBandItem->freqBandIndicatorNr=80; /* TODO: put correct value */ + ASN_SEQUENCE_ADD(&freq_band->supportedSULBandList.list, SULFreqBandItem); + + ASN_SEQUENCE_ADD(&servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nRFreqInfo.freqBandListNr, freq_band); + switch (instance_p->N_RB_DL[i]) { + case 50: + //This is not correct. Just to be able to test X2 only using an eNB instead of gNB + servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb51; + break; + case 93 : + servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb93; + break; + case 106: + servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb106; + break; + case 121: + servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb121; + break; + /*More cases to be added */ + default: + AssertFatal(0,"Failed: Check value for N_RB_DL/N_RB_UL"); + break; + } + } + else { + AssertFatal(0,"ENDC_X2Setuprequest not supported for FDD!"); + } + /*Don't know where to extract the value of measurementTimingConfiguration from. Set it to 0 for now */ + INT8_TO_OCTET_STRING(0, &servedCellMember->servedNRCellInfo.measurementTimingConfiguration); + } + ASN_SEQUENCE_ADD(&ie_GNB_ENDC->value.choice.ServedNRcellsENDCX2ManagementList.list, servedCellMember); + } + } + ASN_SEQUENCE_ADD(&ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_en_gNB.list, ie_GNB_ENDC); + + + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) { + X2AP_ERROR("Failed to encode ENDC X2 setup request\n"); + return -1; + } + + MSC_LOG_TX_MESSAGE (MSC_X2AP_SRC_ENB, MSC_X2AP_TARGET_ENB, NULL, 0, "0 X2Setup/initiatingMessage assoc_id %u", x2ap_eNB_data_p->assoc_id); + + x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0); + + return ret; +} + +int x2ap_eNB_generate_ENDC_x2_setup_response( + x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p) +{ + X2AP_X2AP_PDU_t pdu; + X2AP_ENDCX2SetupResponse_t *out; + X2AP_ENDCX2SetupResponse_IEs_t *ie; + X2AP_ENB_ENDCX2SetupReqAckIEs_t *ie_ENB_ENDC; + X2AP_PLMN_Identity_t *plmn; + ServedEUTRAcellsENDCX2ManagementList__Member *servedCellMember; + + uint8_t *buffer; + uint32_t len; + int ret = 0; + + DevAssert(instance_p != NULL); + DevAssert(x2ap_eNB_data_p != NULL); + + x2ap_eNB_data_p->state = X2AP_ENB_STATE_WAITING; + + /* Prepare the X2AP message to encode */ + memset(&pdu, 0, sizeof(pdu)); + pdu.present = X2AP_X2AP_PDU_PR_successfulOutcome; + pdu.choice.successfulOutcome.procedureCode = X2AP_ProcedureCode_id_endcX2Setup; + pdu.choice.successfulOutcome.criticality = X2AP_Criticality_reject; + pdu.choice.successfulOutcome.value.present = X2AP_SuccessfulOutcome__value_PR_ENDCX2SetupResponse; + out = &pdu.choice.successfulOutcome.value.choice.ENDCX2SetupResponse; + + ie = (X2AP_ENDCX2SetupResponse_IEs_t *)calloc(1, sizeof(X2AP_ENDCX2SetupResponse_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_RespondingNodeType_EndcX2Setup; + ie->value.present = X2AP_ENDCX2SetupResponse_IEs__value_PR_RespondingNodeType_EndcX2Setup; + ie->value.choice.RespondingNodeType_EndcX2Setup.present = X2AP_RespondingNodeType_EndcX2Setup_PR_respond_eNB; + + ie_ENB_ENDC = (X2AP_ENB_ENDCX2SetupReqAckIEs_t *)calloc(1, sizeof(X2AP_ENB_ENDCX2SetupReqAckIEs_t)); ie_ENB_ENDC->id = X2AP_ProtocolIE_ID_id_GlobalENB_ID; ie_ENB_ENDC->criticality = X2AP_Criticality_reject; - ie_ENB_ENDC->value.present = X2AP_ENB_ENDCX2SetupReqIEs__value_PR_GlobalENB_ID; + ie_ENB_ENDC->value.present = X2AP_ENB_ENDCX2SetupReqAckIEs__value_PR_GlobalENB_ID; ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.present = X2AP_ENB_ID_PR_macro_eNB_ID; MACRO_ENB_ID_TO_BIT_STRING(instance_p->eNB_id, &ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID); MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, &ie_ENB_ENDC->value.choice.GlobalENB_ID.pLMN_Identity); - ASN_SEQUENCE_ADD(&ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_eNB.list, ie_ENB_ENDC); + ASN_SEQUENCE_ADD(&ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_eNB.list, ie_ENB_ENDC); - ie_ENB_ENDC = (X2AP_ENB_ENDCX2SetupReqIEs_t *)calloc(1, sizeof(X2AP_ENB_ENDCX2SetupReqIEs_t)); + ie_ENB_ENDC = (X2AP_ENB_ENDCX2SetupReqAckIEs_t *)calloc(1, sizeof(X2AP_ENB_ENDCX2SetupReqAckIEs_t)); ie_ENB_ENDC->id = X2AP_ProtocolIE_ID_id_ServedEUTRAcellsENDCX2ManagementList; ie_ENB_ENDC->criticality = X2AP_Criticality_reject; - ie_ENB_ENDC->value.present = X2AP_ENB_ENDCX2SetupReqIEs__value_PR_ServedEUTRAcellsENDCX2ManagementList; + ie_ENB_ENDC->value.present = X2AP_ENB_ENDCX2SetupReqAckIEs__value_PR_ServedEUTRAcellsENDCX2ManagementList; { for (int i = 0; inum_cc; i++){ @@ -1299,11 +1437,11 @@ int x2ap_eNB_generate_ENDC_x2_setup_request( ASN_SEQUENCE_ADD(&servedCellMember->servedEUTRACellInfo.broadcastPLMNs.list, plmn); } - if (instance_p->frame_type[i] == FDD) { - servedCellMember->servedEUTRACellInfo.eUTRA_Mode_Info.present = X2AP_EUTRA_Mode_Info_PR_fDD; + if (instance_p->frame_type[i] == FDD) { + servedCellMember->servedEUTRACellInfo.eUTRA_Mode_Info.present = X2AP_EUTRA_Mode_Info_PR_fDD; servedCellMember->servedEUTRACellInfo.eUTRA_Mode_Info.choice.fDD.dL_EARFCN = instance_p->fdd_earfcn_DL[i]; servedCellMember->servedEUTRACellInfo.eUTRA_Mode_Info.choice.fDD.uL_EARFCN = instance_p->fdd_earfcn_UL[i]; - switch (instance_p->N_RB_DL[i]) { + switch (instance_p->N_RB_DL[i]) { case 6: servedCellMember->servedEUTRACellInfo.eUTRA_Mode_Info.choice.fDD.uL_Transmission_Bandwidth = X2AP_Transmission_Bandwidth_bw6; servedCellMember->servedEUTRACellInfo.eUTRA_Mode_Info.choice.fDD.dL_Transmission_Bandwidth = X2AP_Transmission_Bandwidth_bw6; @@ -1334,177 +1472,13 @@ int x2ap_eNB_generate_ENDC_x2_setup_request( } } else { - AssertFatal(0,"X2Setuprequest not supported for TDD!"); + AssertFatal(0,"X2Setupresponse not supported for TDD!"); } } ASN_SEQUENCE_ADD(&ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list, servedCellMember); } } - ASN_SEQUENCE_ADD(&ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_eNB.list, ie_ENB_ENDC); - - - ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); - - if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) { - X2AP_ERROR("Failed to encode ENDC X2 setup request\n"); - return -1; - } - - MSC_LOG_TX_MESSAGE (MSC_X2AP_SRC_ENB, MSC_X2AP_TARGET_ENB, NULL, 0, "0 X2Setup/initiatingMessage assoc_id %u", x2ap_eNB_data_p->assoc_id); - - x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0); - - return ret; -} - - -/*setup request message from an eNB to a gNB*/ -int x2ap_gNB_generate_ENDC_x2_setup_response( - x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p) -{ - X2AP_INFO("In x2ap_gNB_generate_ENDC_x2_setup_response ()!\n"); - X2AP_X2AP_PDU_t pdu; - X2AP_ENDCX2SetupResponse_t *out; - X2AP_ENDCX2SetupResponse_IEs_t *ie; - X2AP_En_gNB_ENDCX2SetupReqAckIEs_t *ie_GNB_ENDC; - X2AP_PLMN_Identity_t *plmn; - ServedNRcellsENDCX2ManagementList__Member *servedCellMember; - - uint8_t *buffer; - uint32_t len; - int ret = 0; - - DevAssert(instance_p != NULL); - DevAssert(x2ap_eNB_data_p != NULL); - - x2ap_eNB_data_p->state = X2AP_ENB_STATE_WAITING; - - /* Prepare the X2AP message to encode */ - memset(&pdu, 0, sizeof(pdu)); - pdu.present = X2AP_X2AP_PDU_PR_successfulOutcome; - pdu.choice.successfulOutcome.procedureCode = X2AP_ProcedureCode_id_endcX2Setup; - pdu.choice.successfulOutcome.criticality = X2AP_Criticality_reject; - pdu.choice.successfulOutcome.value.present = X2AP_SuccessfulOutcome__value_PR_ENDCX2SetupResponse; - out = &pdu.choice.successfulOutcome.value.choice.ENDCX2SetupResponse; - - ie = (X2AP_ENDCX2SetupResponse_IEs_t *)calloc(1, sizeof(X2AP_ENDCX2SetupResponse_IEs_t)); - ie->id = X2AP_ProtocolIE_ID_id_RespondingNodeType_EndcX2Setup; - ie->value.present = X2AP_ENDCX2SetupResponse_IEs__value_PR_RespondingNodeType_EndcX2Setup; - ie->value.choice.RespondingNodeType_EndcX2Setup.present = X2AP_RespondingNodeType_EndcX2Setup_PR_respond_en_gNB; - - ie_GNB_ENDC = (X2AP_En_gNB_ENDCX2SetupReqAckIEs_t *)calloc(1, sizeof(X2AP_En_gNB_ENDCX2SetupReqAckIEs_t)); - ie_GNB_ENDC->id = X2AP_ProtocolIE_ID_id_Globalen_gNB_ID; - ie_GNB_ENDC->criticality = X2AP_Criticality_reject; - ie_GNB_ENDC->value.present = X2AP_En_gNB_ENDCX2SetupReqAckIEs__value_PR_GlobalGNB_ID; - ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.present = X2AP_GNB_ID_PR_gNB_ID; - - INT32_TO_OCTET_STRING(instance_p->eNB_id, - &ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID); - - X2AP_INFO("%d -> %02x%02x%02x\n", instance_p->eNB_id, - ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID.buf[0], - ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID.buf[1], - ie_GNB_ENDC->value.choice.GlobalGNB_ID.gNB_ID.choice.gNB_ID.buf[2]); - - MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, - &ie_GNB_ENDC->value.choice.GlobalGNB_ID.pLMN_Identity); - - ASN_SEQUENCE_ADD(&ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_en_gNB.list, ie_GNB_ENDC); - - ie_GNB_ENDC = (X2AP_En_gNB_ENDCX2SetupReqAckIEs_t *)calloc(1, sizeof(X2AP_En_gNB_ENDCX2SetupReqAckIEs_t)); - ie_GNB_ENDC->id = X2AP_ProtocolIE_ID_id_ServedNRcellsENDCX2ManagementList; - ie_GNB_ENDC->criticality = X2AP_Criticality_reject; - ie_GNB_ENDC->value.present = X2AP_En_gNB_ENDCX2SetupReqAckIEs__value_PR_ServedNRcellsENDCX2ManagementList; - - { - for (int i = 0; inum_cc; i++){ - servedCellMember = (ServedNRcellsENDCX2ManagementList__Member *)calloc(1,sizeof(ServedNRcellsENDCX2ManagementList__Member)); - { - servedCellMember->servedNRCellInfo.nrpCI = instance_p->Nid_cell[i]; - - MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, - &servedCellMember->servedNRCellInfo.nrCellID.pLMN_Identity); - NR_CELL_ID_TO_BIT_STRING(instance_p->eNB_id, - &servedCellMember->servedNRCellInfo.nrCellID.nRcellIdentifier); - servedCellMember->servedNRCellInfo.fiveGS_TAC = calloc(1, sizeof(X2AP_FiveGS_TAC_t)); - if (servedCellMember->servedNRCellInfo.fiveGS_TAC == NULL) - exit(1); - NR_FIVEGS_TAC_ID_TO_BIT_STRING(instance_p->tac, servedCellMember->servedNRCellInfo.fiveGS_TAC); - - X2AP_INFO("TAC: %d -> %02x%02x%02x\n", instance_p->tac, - servedCellMember->servedNRCellInfo.fiveGS_TAC->buf[0], - servedCellMember->servedNRCellInfo.fiveGS_TAC->buf[1], - servedCellMember->servedNRCellInfo.fiveGS_TAC->buf[2]); - - plmn = (X2AP_PLMN_Identity_t *)calloc(1,sizeof(X2AP_PLMN_Identity_t)); - { - MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length, plmn); - ASN_SEQUENCE_ADD(&servedCellMember->servedNRCellInfo.broadcastPLMNs.list, plmn); - } - - if (instance_p->frame_type[i] == TDD) { // Panos: Remember to change that to TDD - X2AP_FreqBandNrItem_t *freq_band; - servedCellMember->servedNRCellInfo.nrModeInfo.present = X2AP_ServedNRCell_Information__nrModeInfo_PR_tdd; - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nRFreqInfo.nRARFCN = 0; //instance_p->tdd_nRARFCN[i]; - - /* addition of Frequency Band List */ - freq_band = calloc(1, sizeof(X2AP_FreqBandNrItem_t)); - if (freq_band == NULL) - exit(1); - freq_band->freqBandIndicatorNr = 1; /* TODO: put correct value */ - ASN_SEQUENCE_ADD(&servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nRFreqInfo.freqBandListNr, freq_band); - - switch (instance_p->N_RB_DL[i]) { - case 50: - //This is not correct. Just to be able to test X2 only using an eNB instead of gNB - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb51; - break; - case 93 : - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb93; - break; - case 106: - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb106; - break; - case 121: - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb121; - break; - - /*More cases to be added */ - - default: - AssertFatal(0,"Failed: Check value for N_RB_DL/N_RB_UL"); - break; - } - - instance_p->nr_SCS[i] = 30; // Hardcoded for now. Normally this should originate from the gNB config file - switch (instance_p->nr_SCS[i]) { - case 15: - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRSCS = X2AP_NRSCS_scs15; - break; - case 30: - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRSCS = X2AP_NRSCS_scs30; - break; - case 60: - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRSCS = X2AP_NRSCS_scs60; - break; - case 120: - servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRSCS = X2AP_NRSCS_scs120; - break; - default: - AssertFatal(0,"Failed: Check value for nr_SCS"); - break; - } - } - else { - AssertFatal(0,"nr_X2Setupresponse not supported for FDD!"); - } - /*Don't know where to extract the value of measurementTimingConfiguration from. Set it to 0 for now */ - INT8_TO_OCTET_STRING(0, &servedCellMember->servedNRCellInfo.measurementTimingConfiguration); - } - ASN_SEQUENCE_ADD(&ie_GNB_ENDC->value.choice.ServedNRcellsENDCX2ManagementList.list, servedCellMember); - } - } - ASN_SEQUENCE_ADD(&ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_en_gNB.list, ie_GNB_ENDC); + ASN_SEQUENCE_ADD(&ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_eNB.list, ie_ENB_ENDC); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); @@ -1521,3 +1495,360 @@ int x2ap_gNB_generate_ENDC_x2_setup_response( return ret; } +int x2ap_eNB_generate_ENDC_x2_SgNB_addition_request( + x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, int ue_id) +{ + X2AP_X2AP_PDU_t pdu; + X2AP_SgNBAdditionRequest_t *out; + X2AP_SgNBAdditionRequest_IEs_t *ie; + X2AP_E_RABs_ToBeAdded_SgNBAddReq_ItemIEs_t *e_RABS_ToBeAdded_SgNBAddReq_ItemIEs; + X2AP_E_RABs_ToBeAdded_SgNBAddReq_Item_t *e_RABS_ToBeAdded_SgNBAddReq_Item; + + uint8_t *buffer; + uint32_t len; + int ret = 0; + + // Currently hardcoded (dummy) values filling the fields of SgNB_addition_request message. To be substituted + // with values coming from RRC. + uint16_t nRencryptionAlgorithms = 0; + uint16_t nRintegrityProtectionAlgorithms = 0; + uint8_t SgNBSecurityKey[32] = { 0 }; + int uEaggregateMaximumBitRateDownlink = 100000000; + int uEaggregateMaximumBitRateUplink = 100000000; + int e_rabs_tobeadded = 1; + int e_RAB_ID = 1; + int drb_ID = 2; + long int pDCPatSgNB = X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present; + long int mCGresources = X2AP_EN_DC_ResourceConfiguration__mCGresources_not_present; + long int sCGresources = X2AP_EN_DC_ResourceConfiguration__sCGresources_not_present; + long qCI = 1; + X2AP_Pre_emptionCapability_t pre_emptionCapability = X2AP_Pre_emptionCapability_shall_not_trigger_pre_emption; + X2AP_Pre_emptionVulnerability_t pre_emptionVulnerability = X2AP_Pre_emptionVulnerability_not_pre_emptable; + priority_level_t priority_level = PRIORITY_LEVEL_NO_PRIORITY; + e_rab_tobe_added_t e_MCG_rabs_tobeadded; + e_MCG_rabs_tobeadded.gtp_teid = 0; + e_MCG_rabs_tobeadded.eNB_addr.length = 24; + uint8_t buf[20] = { 0 }; + memcpy(e_MCG_rabs_tobeadded.eNB_addr.buffer, buf, 20*sizeof(uint8_t)); + + FILE *fd; + fd = fopen("../../../executables/uecap.raw","r"); + if (fd != NULL) { + OCTET_STRING_t CG_Config_Info; + CG_Config_Info.size = 4096; + CG_Config_Info.buf = (uint8_t *)calloc(4096, sizeof(uint8_t)); + int msg_len=fread(CG_Config_Info.buf,1,CG_Config_Info.size,fd); + CG_Config_Info.size = msg_len; + + /*char buffer[4096]; + int msg_len=fread(buffer,1,4096,fd);*/ + LOG_I(RRC,"Read in %d bytes for uecap\n",msg_len); + + + /*OCTET_STRING_t CG_Config_Info; + CG_Config_Info.size = 4096; + CG_Config_Info.buf = (uint8_t *)calloc(4096, sizeof(uint8_t));*/ + + + DevAssert(instance_p != NULL); + DevAssert(x2ap_eNB_data_p != NULL); + + x2ap_eNB_data_p->state = X2AP_ENB_STATE_WAITING; + + + + /* Prepare the X2AP message to encode */ + memset(&pdu, 0, sizeof(pdu)); + pdu.present = X2AP_X2AP_PDU_PR_initiatingMessage; + pdu.choice.initiatingMessage.procedureCode = X2AP_ProcedureCode_id_sgNBAdditionPreparation; + pdu.choice.initiatingMessage.criticality = X2AP_Criticality_reject; + pdu.choice.initiatingMessage.value.present = X2AP_InitiatingMessage__value_PR_SgNBAdditionRequest; + out = &pdu.choice.initiatingMessage.value.choice.SgNBAdditionRequest; + + ie = (X2AP_SgNBAdditionRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequest_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID; //Not sure about that + ie->criticality= X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequest_IEs__value_PR_UE_X2AP_ID; + ie->value.choice.UE_X2AP_ID = x2ap_id_get_id_source(&instance_p->id_manager, ue_id); + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequest_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_NRUESecurityCapabilities; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequest_IEs__value_PR_NRUESecurityCapabilities; + INT16_TO_BIT_STRING(nRencryptionAlgorithms, &ie->value.choice.NRUESecurityCapabilities.nRencryptionAlgorithms); + INT16_TO_BIT_STRING(nRintegrityProtectionAlgorithms, &ie->value.choice.NRUESecurityCapabilities.nRintegrityProtectionAlgorithms); + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequest_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_SgNBSecurityKey; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequest_IEs__value_PR_SgNBSecurityKey; + KENB_STAR_TO_BIT_STRING(SgNBSecurityKey, &ie->value.choice.SgNBSecurityKey); + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequest_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_SgNBUEAggregateMaximumBitRate; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequest_IEs__value_PR_UEAggregateMaximumBitRate; + ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateDownlink.buf = (uint8_t *)calloc(4, sizeof(uint8_t)); + INT32_TO_BUFFER(uEaggregateMaximumBitRateDownlink, ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateDownlink.buf); + ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateDownlink.size = 4; + + ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateUplink.buf = (uint8_t *)calloc(4, sizeof(uint8_t)); + INT32_TO_BUFFER(uEaggregateMaximumBitRateUplink, ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateUplink.buf); + ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateUplink.size = 4; + + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequest_IEs_t)); + //Not sure if id should be X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_List or X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_SgNBAddReqList + ie->id = X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_SgNBAddReqList; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequest_IEs__value_PR_E_RABs_ToBeAdded_SgNBAddReqList; + + for (int i=0;iid = X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_SgNBAddReq_Item; + e_RABS_ToBeAdded_SgNBAddReq_ItemIEs->criticality = X2AP_Criticality_ignore; + e_RABS_ToBeAdded_SgNBAddReq_ItemIEs->value.present = X2AP_E_RABs_ToBeAdded_SgNBAddReq_ItemIEs__value_PR_E_RABs_ToBeAdded_SgNBAddReq_Item; + e_RABS_ToBeAdded_SgNBAddReq_Item = &e_RABS_ToBeAdded_SgNBAddReq_ItemIEs->value.choice.E_RABs_ToBeAdded_SgNBAddReq_Item; + { + e_RABS_ToBeAdded_SgNBAddReq_Item->drb_ID = drb_ID; + e_RABS_ToBeAdded_SgNBAddReq_Item->e_RAB_ID = e_RAB_ID; + e_RABS_ToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.pDCPatSgNB = pDCPatSgNB; + e_RABS_ToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.mCGresources = mCGresources; + e_RABS_ToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.sCGresources = sCGresources; + if (pDCPatSgNB == X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present){ + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.present = X2AP_E_RABs_ToBeAdded_SgNBAddReq_Item__resource_configuration_PR_sgNBPDCPpresent; + + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.qCI = qCI; + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.allocationAndRetentionPriority.pre_emptionCapability = pre_emptionCapability; + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.allocationAndRetentionPriority. pre_emptionVulnerability = pre_emptionVulnerability; + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.allocationAndRetentionPriority.priorityLevel = priority_level; + + //Continue from filling the UL_GTPtunnelEndpointInformation inspired from how it is done for the HO case + INT32_TO_OCTET_STRING(e_MCG_rabs_tobeadded.gtp_teid, &e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.gTP_TEID); + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.size = e_MCG_rabs_tobeadded.eNB_addr.length/8; + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.bits_unused = e_MCG_rabs_tobeadded.eNB_addr.length%8; + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.buf = + calloc(1, e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.size); + + memcpy (e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.buf, + e_MCG_rabs_tobeadded.eNB_addr.buffer, + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.size); + } + + } + ASN_SEQUENCE_ADD(&ie->value.choice.E_RABs_ToBeAdded_SgNBAddReqList.list, e_RABS_ToBeAdded_SgNBAddReq_ItemIEs); + } + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequest_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_MeNBtoSgNBContainer; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequest_IEs__value_PR_MeNBtoSgNBContainer; + ie->value.choice.MeNBtoSgNBContainer.buf = (uint8_t *)calloc(CG_Config_Info.size, sizeof(uint8_t)); + memcpy(ie->value.choice.MeNBtoSgNBContainer.buf, CG_Config_Info.buf, CG_Config_Info.size); + ie->value.choice.MeNBtoSgNBContainer.size = CG_Config_Info.size; //4096; + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) { + X2AP_ERROR("Failed to encode ENDC X2 SgNB_addition request message\n"); + return -1; + } + + MSC_LOG_TX_MESSAGE (MSC_X2AP_SRC_ENB, MSC_X2AP_TARGET_ENB, NULL, 0, "0 X2Setup/initiatingMessage assoc_id %u", x2ap_eNB_data_p->assoc_id); + + x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0); + fclose(fd); + } + else { + LOG_I(RRC, "uecap.raw file could not be opened... \n"); + return -1; + } + + return ret; + +} + + +int x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, + x2ap_ENDC_sgnb_addition_req_ACK_t *x2ap_sgnb_addition_req_ACK, int ue_id) +{ + + X2AP_X2AP_PDU_t pdu; + X2AP_SgNBAdditionRequestAcknowledge_t *out; + X2AP_SgNBAdditionRequestAcknowledge_IEs_t *ie; + X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs_t *e_RABS_AdmittedToBeAdded_SgNBAddReq_ItemIEs; + X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item_t *e_RABS_AdmittedToBeAdded_SgNBAddReq_Item; + + uint8_t *buffer; + uint32_t len; + int ret = 0; + int MeNB_UE_X2AP_id = ue_id; + int SgNB_UE_X2AP_id = 0; + + // Currently hardcoded (dummy) values filling the fields of SgNB_addition_request message. To be substituted + // with values coming from RRC. + uint16_t nRencryptionAlgorithms = 0; + uint16_t nRintegrityProtectionAlgorithms = 0; + uint8_t SgNBSecurityKey[32] = { 0 }; + int uEaggregateMaximumBitRateDownlink = 100000000; + int uEaggregateMaximumBitRateUplink = 100000000; + int e_rabs_admitted_tobeadded = 1; + int e_RAB_ID = 1; + long int pDCPatSgNB = X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present; + long int mCGresources = X2AP_EN_DC_ResourceConfiguration__mCGresources_not_present; + long int sCGresources = X2AP_EN_DC_ResourceConfiguration__sCGresources_not_present; + e_rab_setup_t e_SCG_rabs_tobeadded; + e_SCG_rabs_tobeadded.gtp_teid = 0; + e_SCG_rabs_tobeadded.eNB_addr.length = 24; + uint8_t buf[20] = { 0 }; + memcpy(e_SCG_rabs_tobeadded.eNB_addr.buffer, buf, 20*sizeof(uint8_t)); + + DevAssert(instance_p != NULL); + DevAssert(x2ap_eNB_data_p != NULL); + + x2ap_eNB_data_p->state = X2AP_ENB_STATE_WAITING; + + // Prepare the X2AP message to encode + memset(&pdu, 0, sizeof(pdu)); + pdu.present = X2AP_X2AP_PDU_PR_successfulOutcome; + pdu.choice.successfulOutcome.procedureCode = X2AP_ProcedureCode_id_sgNBAdditionPreparation; + pdu.choice.successfulOutcome.criticality = X2AP_Criticality_reject; + pdu.choice.successfulOutcome.value.present = X2AP_SuccessfulOutcome__value_PR_SgNBAdditionRequestAcknowledge; + out = &pdu.choice.successfulOutcome.value.choice.SgNBAdditionRequestAcknowledge; + + // MeNB_UE_X2AP_id + ie = (X2AP_SgNBAdditionRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequestAcknowledge_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID; + ie->criticality= X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequestAcknowledge_IEs__value_PR_UE_X2AP_ID; + ie->value.choice.UE_X2AP_ID = MeNB_UE_X2AP_id; //x2ap_id_get_id_source(&instance_p->id_manager, ue_id); + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + // SgNB_UE_X2AP_id + ie = (X2AP_SgNBAdditionRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequestAcknowledge_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID; + ie->criticality= X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequestAcknowledge_IEs__value_PR_SgNB_UE_X2AP_ID; + ie->value.choice.UE_X2AP_ID = SgNB_UE_X2AP_id; //x2ap_id_get_id_source(&instance_p->id_manager, ue_id); + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequestAcknowledge_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList; + ie->criticality = X2AP_Criticality_ignore; + ie->value.present = X2AP_SgNBAdditionRequestAcknowledge_IEs__value_PR_E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList; + + for (int i=0;iid = X2AP_ProtocolIE_ID_id_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item; + e_RABS_AdmittedToBeAdded_SgNBAddReq_ItemIEs->criticality = X2AP_Criticality_ignore; + e_RABS_AdmittedToBeAdded_SgNBAddReq_ItemIEs->value.present = X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs__value_PR_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item; + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item = &e_RABS_AdmittedToBeAdded_SgNBAddReq_ItemIEs->value.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item; + { + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->e_RAB_ID = e_RAB_ID; + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.pDCPatSgNB = pDCPatSgNB; + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.mCGresources = mCGresources; + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.sCGresources = sCGresources; + if (pDCPatSgNB == X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present){ + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.present = X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item__resource_configuration_PR_sgNBPDCPpresent; + + INT32_TO_OCTET_STRING(e_SCG_rabs_tobeadded.gtp_teid, &e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.gTP_TEID); + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.size = e_SCG_rabs_tobeadded.eNB_addr.length/8; + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.bits_unused = e_SCG_rabs_tobeadded.eNB_addr.length%8; + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.buf = + calloc(1, e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.size); + + memcpy (e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.buf, + e_SCG_rabs_tobeadded.eNB_addr.buffer, + e_RABS_AdmittedToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.size); + } + + } + ASN_SEQUENCE_ADD(&ie->value.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList.list, e_RABS_AdmittedToBeAdded_SgNBAddReq_ItemIEs); + } + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBAdditionRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SgNBAdditionRequestAcknowledge_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_SgNBtoMeNBContainer; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBAdditionRequestAcknowledge_IEs__value_PR_SgNBtoMeNBContainer; + ie->value.choice.SgNBtoMeNBContainer.buf = (uint8_t *)calloc(x2ap_sgnb_addition_req_ACK->rrc_buffer_size, sizeof(uint8_t)); + memcpy(ie->value.choice.SgNBtoMeNBContainer.buf, x2ap_sgnb_addition_req_ACK->rrc_buffer, x2ap_sgnb_addition_req_ACK->rrc_buffer_size); + ie->value.choice.SgNBtoMeNBContainer.size = x2ap_sgnb_addition_req_ACK->rrc_buffer_size; //4096; + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) { + X2AP_ERROR("Failed to encode ENDC X2 SgNB_addition request message\n"); + return -1; + } + + MSC_LOG_TX_MESSAGE (MSC_X2AP_SRC_ENB, MSC_X2AP_TARGET_ENB, NULL, 0, "0 X2Setup/initiatingMessage assoc_id %u", x2ap_eNB_data_p->assoc_id); + + x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0); + + return ret; + +} + + +int x2ap_eNB_generate_ENDC_x2_SgNB_reconfiguration_complete( + x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, int ue_id, int SgNB_ue_id) +{ + X2AP_X2AP_PDU_t pdu; + X2AP_SgNBReconfigurationComplete_t *out; + X2AP_SgNBReconfigurationComplete_IEs_t *ie; + + uint8_t *buffer; + uint32_t len; + int ret = 0; + + DevAssert(instance_p != NULL); + DevAssert(x2ap_eNB_data_p != NULL); + + x2ap_eNB_data_p->state = X2AP_ENB_STATE_WAITING; + + + /* Prepare the X2AP message to encode */ + memset(&pdu, 0, sizeof(pdu)); + pdu.present = X2AP_X2AP_PDU_PR_initiatingMessage; + pdu.choice.initiatingMessage.procedureCode = X2AP_ProcedureCode_id_sgNBReconfigurationCompletion; + pdu.choice.initiatingMessage.criticality = X2AP_Criticality_ignore; + pdu.choice.initiatingMessage.value.present = X2AP_InitiatingMessage__value_PR_SgNBReconfigurationComplete; + out = &pdu.choice.initiatingMessage.value.choice.SgNBReconfigurationComplete; + + ie = (X2AP_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID; + ie->criticality= X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBReconfigurationComplete_IEs__value_PR_UE_X2AP_ID; + ie->value.choice.UE_X2AP_ID = ue_id; //x2ap_id_get_id_source(&instance_p->id_manager, ue_id); + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID; + ie->criticality = X2AP_Criticality_reject; + ie->value.present = X2AP_SgNBReconfigurationComplete_IEs__value_PR_SgNB_UE_X2AP_ID; + ie->value.choice.SgNB_UE_X2AP_ID = SgNB_ue_id; + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + ie = (X2AP_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t)); + ie->id = X2AP_ProtocolIE_ID_id_ResponseInformationSgNBReconfComp; + ie->criticality = X2AP_Criticality_ignore; + ie->value.present = X2AP_SgNBReconfigurationComplete_IEs__value_PR_ResponseInformationSgNBReconfComp; + ie->value.choice.ResponseInformationSgNBReconfComp.present = X2AP_ResponseInformationSgNBReconfComp_PR_success_SgNBReconfComp; + // meNBtoSgNBContainer should contain the RRCReconfigurationComplete message from the UE but in the specs 36.423(9.1.4.4) its presence is not mandatory + ie->value.choice.ResponseInformationSgNBReconfComp.choice.success_SgNBReconfComp.meNBtoSgNBContainer = NULL; + ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); + + if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) { + X2AP_ERROR("Failed to encode ENDC X2 SgNB_addition request message\n"); + return -1; + } + + x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0); + + return ret; + +} diff --git a/openair2/X2AP/x2ap_eNB_generate_messages.h b/openair2/X2AP/x2ap_eNB_generate_messages.h index 6b0cd9c2da..114ed84a68 100644 --- a/openair2/X2AP/x2ap_eNB_generate_messages.h +++ b/openair2/X2AP/x2ap_eNB_generate_messages.h @@ -66,8 +66,15 @@ int x2ap_eNB_generate_senb_addition_request (x2ap_eNB_instance_t *instance_p, x2 int x2ap_eNB_generate_senb_addition_request_ack (x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, x2ap_senb_addition_req_ack_t *x2ap_addition_req_ack); -int x2ap_eNB_generate_ENDC_x2_setup_request(x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p); +int x2ap_gNB_generate_ENDC_x2_setup_request(x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p); -int x2ap_gNB_generate_ENDC_x2_setup_response( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p); +int x2ap_eNB_generate_ENDC_x2_setup_response( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p); + +int x2ap_eNB_generate_ENDC_x2_SgNB_addition_request( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, int ue_id); + +int x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, x2ap_ENDC_sgnb_addition_req_ACK_t *x2ap_sgnb_addition_req_ACK, int ue_id); + +int x2ap_eNB_generate_ENDC_x2_SgNB_reconfiguration_complete( + x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p, int ue_id, int SgNB_ue_id); #endif /* X2AP_ENB_GENERATE_MESSAGES_H_ */ diff --git a/openair2/X2AP/x2ap_eNB_handler.c b/openair2/X2AP/x2ap_eNB_handler.c index bde7bd59d9..b7a9b70596 100644 --- a/openair2/X2AP/x2ap_eNB_handler.c +++ b/openair2/X2AP/x2ap_eNB_handler.c @@ -103,7 +103,7 @@ int x2ap_eNB_handle_senb_addition_request_reject (instance_t instance, uint32_t stream, X2AP_X2AP_PDU_t *pdu); -int x2ap_gNB_handle_ENDC_x2_setup_request(instance_t instance, +int x2ap_eNB_handle_ENDC_x2_setup_request(instance_t instance, uint32_t assoc_id, uint32_t stream, X2AP_X2AP_PDU_t *pdu); @@ -114,8 +114,26 @@ x2ap_gNB_handle_ENDC_x2_setup_response(instance_t instance, uint32_t stream, X2AP_X2AP_PDU_t *pdu); +static +int x2ap_gNB_handle_ENDC_sGNB_addition_request (instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu); -/* Handlers matrix. Only eNB related procedure present here */ +static +int x2ap_eNB_handle_ENDC_sGNB_addition_response (instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu); + +static +int x2ap_gNB_handle_ENDC_sGNB_reconfiguration_complete (instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu); + + +/* Handlers matrix. Only eNB related procedure present here. Placement of callback functions according to X2AP_ProcedureCode.h */ x2ap_message_decoded_callback x2ap_messages_callback[][3] = { { x2ap_eNB_handle_handover_preparation, x2ap_eNB_handle_handover_response, 0 }, /* handoverPreparation */ { x2ap_eNB_handle_handover_cancel, 0, 0 }, /* handoverCancel */ @@ -144,6 +162,8 @@ x2ap_message_decoded_callback x2ap_messages_callback[][3] = { { 0, 0, 0 }, /* seNBinitiatedSeNBRelease */ { 0, 0, 0 }, /* seNBCounterCheck */ { 0, 0, 0 }, /* retrieveUEContext */ + { x2ap_gNB_handle_ENDC_sGNB_addition_request, x2ap_eNB_handle_ENDC_sGNB_addition_response, 0 }, /*X2AP_ProcedureCode_id_sgNBAdditionPreparation*/ + { x2ap_gNB_handle_ENDC_sGNB_reconfiguration_complete, 0, 0 }, /*X2AP_ProcedureCode_id_sgNBReconfigurationCompletion*/ { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, @@ -151,9 +171,7 @@ x2ap_message_decoded_callback x2ap_messages_callback[][3] = { { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, - { 0, 0, 0 }, - { 0, 0, 0 }, - { x2ap_gNB_handle_ENDC_x2_setup_request, x2ap_gNB_handle_ENDC_x2_setup_response, 0 }, + { x2ap_eNB_handle_ENDC_x2_setup_request, x2ap_gNB_handle_ENDC_x2_setup_response, 0 }, /*X2AP_ProcedureCode_id_endcX2Setup*/ { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 } @@ -1324,7 +1342,7 @@ int x2ap_eNB_handle_senb_addition_request_reject (instance_t instance, } int -x2ap_gNB_handle_ENDC_x2_setup_request(instance_t instance, +x2ap_eNB_handle_ENDC_x2_setup_request(instance_t instance, uint32_t assoc_id, uint32_t stream, X2AP_X2AP_PDU_t *pdu) @@ -1332,12 +1350,12 @@ x2ap_gNB_handle_ENDC_x2_setup_request(instance_t instance, X2AP_ENDCX2SetupRequest_t *x2_ENDC_SetupRequest; X2AP_ENDCX2SetupRequest_IEs_t *ie; - X2AP_ENB_ENDCX2SetupReqIEs_t *ie_ENB_ENDC; - ServedEUTRAcellsENDCX2ManagementList__Member *servedCellMember; + X2AP_En_gNB_ENDCX2SetupReqIEs_t *ie_GNB_ENDC; + ServedNRcellsENDCX2ManagementList__Member *servedCellMember; x2ap_eNB_instance_t *instance_p; x2ap_eNB_data_t *x2ap_eNB_data; - uint32_t eNB_id = 0; + uint32_t gNB_id = 0; x2ap_eNB_data = NULL; DevAssert (pdu != NULL); @@ -1372,156 +1390,11 @@ x2ap_gNB_handle_ENDC_x2_setup_request(instance_t instance, X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); return -1; } else { - if (ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_eNB.list.count > 0) { - //Panos: Here the container parameter in X2AP_FIND_PROTOCOLIE_BY_ID should be the x2_ENDC_SetupRequest - //message or the ie to which there are more nested information elements? - for (int i=0; ivalue.choice.InitiatingNodeType_EndcX2Setup.choice.init_eNB.list.count;i++) { + if (ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_en_gNB.list.count > 0) { - ie_ENB_ENDC = (X2AP_ENB_ENDCX2SetupReqIEs_t*) ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_eNB.list.array[i]; - if (ie_ENB_ENDC == NULL ) { - X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); - return -1; - } + for (int i=0; ivalue.choice.InitiatingNodeType_EndcX2Setup.choice.init_en_gNB.list.count;i++) { - else if (ie_ENB_ENDC->id == X2AP_ProtocolIE_ID_id_GlobalENB_ID) { - if (ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.present == X2AP_ENB_ID_PR_home_eNB_ID) { - // Home eNB ID = 28 bits - uint8_t *eNB_id_buf = ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.home_eNB_ID.buf; - if (ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID.size != 28) { - //TODO: handle case were size != 28 -> notify ? reject ? - } - eNB_id = (eNB_id_buf[0] << 20) + (eNB_id_buf[1] << 12) + (eNB_id_buf[2] << 4) + ((eNB_id_buf[3] & 0xf0) >> 4); - X2AP_DEBUG("Home eNB id: %07x\n", eNB_id); - } else { - // Macro eNB = 20 bits - uint8_t *eNB_id_buf = ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID.buf; - if (ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID.size != 20) { - //TODO: handle case were size != 20 -> notify ? reject ? - } - eNB_id = (eNB_id_buf[0] << 12) + (eNB_id_buf[1] << 4) + ((eNB_id_buf[2] & 0xf0) >> 4); - X2AP_DEBUG("macro eNB id: %05x\n", eNB_id); - } - X2AP_DEBUG("Adding eNB to the list of associated eNBs\n"); - if ((x2ap_eNB_data = x2ap_is_eNB_id_in_list (eNB_id)) == NULL) { - /* - * eNB has not been found in list of associated eNB, - * * * * Add it to the tail of list and initialize data - */ - if ((x2ap_eNB_data = x2ap_is_eNB_assoc_id_in_list (assoc_id)) == NULL) { - /* - * ?? - */ - return -1; - } else { - x2ap_eNB_data->state = X2AP_ENB_STATE_RESETTING; - x2ap_eNB_data->eNB_id = eNB_id; - } - } else { - x2ap_eNB_data->state = X2AP_ENB_STATE_RESETTING; - - /* - * eNB has been found in list, consider the x2 setup request as a reset connection, - * * * * reseting any previous UE state if sctp association is != than the previous one - */ - if (x2ap_eNB_data->assoc_id != assoc_id) { - /* - * ??: Send an overload cause... - */ - X2AP_ERROR("Rejecting x2 setup request as eNB id %d is already associated to an active sctp association" "Previous known: %d, new one: %d\n", eNB_id, x2ap_eNB_data->assoc_id, assoc_id); - - // Panos: Here we should be calling an ENDC specific setup_failure function instead - x2ap_eNB_generate_x2_setup_failure (instance, - assoc_id, - X2AP_Cause_PR_protocol, - X2AP_CauseProtocol_unspecified, - -1); - return -1; - } - /* - * * TODO: call the reset procedure - */ - } - } - else if (ie_ENB_ENDC->id == X2AP_ProtocolIE_ID_id_ServedEUTRAcellsENDCX2ManagementList){ - if (ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list.count > 0) { - x2ap_eNB_data->num_cc = ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list.count; - for (int i=0; ivalue.choice.ServedEUTRAcellsENDCX2ManagementList.list.count;i++) { - servedCellMember = (ServedEUTRAcellsENDCX2ManagementList__Member *)ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list.array[i]; - x2ap_eNB_data->Nid_cell[i] = servedCellMember->servedEUTRACellInfo.pCI; - } - } - } - } - } - else { - X2AP_ERROR("%s %d: init_eNB list is empty \n",__FILE__,__LINE__); - return -1; - } - } - - instance_p = x2ap_eNB_get_instance(instance); - DevAssert(instance_p != NULL); - - // Panos: Here we should be calling an ENDC specific setup response function - return x2ap_gNB_generate_ENDC_x2_setup_response(instance_p, x2ap_eNB_data); - //return x2ap_eNB_generate_x2_setup_response(instance_p, x2ap_eNB_data); -} - -int -x2ap_gNB_handle_ENDC_x2_setup_response(instance_t instance, - uint32_t assoc_id, - uint32_t stream, - X2AP_X2AP_PDU_t *pdu) -{ - - X2AP_ENDCX2SetupResponse_t *x2_ENDC_SetupResponse; - X2AP_ENDCX2SetupResponse_IEs_t *ie; - X2AP_En_gNB_ENDCX2SetupReqAckIEs_t *ie_GNB_ENDC; - ServedNRcellsENDCX2ManagementList__Member *servedCellMember; - - x2ap_eNB_instance_t *instance_p; - x2ap_eNB_data_t *x2ap_eNB_data; - uint32_t gNB_id = 0; - - x2ap_eNB_data = NULL; - DevAssert (pdu != NULL); - x2_ENDC_SetupResponse = &pdu->choice.successfulOutcome.value.choice.ENDCX2SetupResponse; - - /* - * We received a new valid X2 Setup Request on a stream != 0. - * * * * This should not happen -> reject eNB x2 setup request. - */ - - if (stream != 0) { - X2AP_ERROR("Received new x2 setup request on stream != 0\n"); - /* - * Send a x2 setup failure with protocol cause unspecified - */ - // Panos: Here we should be calling an ENDC specific setup_failure function instead - return x2ap_eNB_generate_x2_setup_failure (instance, - assoc_id, - X2AP_Cause_PR_protocol, - X2AP_CauseProtocol_unspecified, - -1); - } - - X2AP_DEBUG("Received a new X2 setup request\n"); - - X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_ENDCX2SetupResponse_IEs_t, ie, x2_ENDC_SetupResponse, - X2AP_ProtocolIE_ID_id_RespondingNodeType_EndcX2Setup, true); - - - - if (ie == NULL ) { - X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); - return -1; - } else { - if (ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_en_gNB.list.count > 0) { - //Panos: Here the container parameter in X2AP_FIND_PROTOCOLIE_BY_ID should be the x2_ENDC_SetupRequest - //message or the ie to which there are more nested information elements? - for (int i=0; ivalue.choice.RespondingNodeType_EndcX2Setup.choice.respond_en_gNB.list.count;i++) { - - ie_GNB_ENDC = (X2AP_En_gNB_ENDCX2SetupReqAckIEs_t*) ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_en_gNB.list.array[i]; + ie_GNB_ENDC = (X2AP_En_gNB_ENDCX2SetupReqIEs_t*) ie->value.choice.InitiatingNodeType_EndcX2Setup.choice.init_eNB.list.array[i]; if (ie_GNB_ENDC == NULL ) { X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); return -1; @@ -1606,6 +1479,146 @@ x2ap_gNB_handle_ENDC_x2_setup_response(instance_t instance, } } + instance_p = x2ap_eNB_get_instance(instance); + DevAssert(instance_p != NULL); + + return x2ap_eNB_generate_ENDC_x2_setup_response(instance_p, x2ap_eNB_data); +} + +int +x2ap_gNB_handle_ENDC_x2_setup_response(instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu) +{ + + X2AP_ENDCX2SetupResponse_t *x2_ENDC_SetupResponse; + X2AP_ENDCX2SetupResponse_IEs_t *ie; + X2AP_ENB_ENDCX2SetupReqAckIEs_t *ie_ENB_ENDC; + ServedEUTRAcellsENDCX2ManagementList__Member *servedCellMember; + + x2ap_eNB_instance_t *instance_p; + x2ap_eNB_data_t *x2ap_eNB_data; + uint32_t eNB_id = 0; + + x2ap_eNB_data = NULL; + DevAssert (pdu != NULL); + x2_ENDC_SetupResponse = &pdu->choice.successfulOutcome.value.choice.ENDCX2SetupResponse; + + /* + * We received a new valid X2 Setup Request on a stream != 0. + * * * * This should not happen -> reject eNB x2 setup request. + */ + + if (stream != 0) { + X2AP_ERROR("Received new x2 setup request on stream != 0\n"); + /* + * Send a x2 setup failure with protocol cause unspecified + */ + // Here we should be calling an ENDC specific setup_failure function instead + return x2ap_eNB_generate_x2_setup_failure (instance, + assoc_id, + X2AP_Cause_PR_protocol, + X2AP_CauseProtocol_unspecified, + -1); + } + + X2AP_DEBUG("Received a new X2 setup request\n"); + + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_ENDCX2SetupResponse_IEs_t, ie, x2_ENDC_SetupResponse, + X2AP_ProtocolIE_ID_id_RespondingNodeType_EndcX2Setup, true); + + + + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } else { + if (ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_eNB.list.count > 0) { + for (int i=0; ivalue.choice.RespondingNodeType_EndcX2Setup.choice.respond_eNB.list.count;i++) { + + ie_ENB_ENDC = (X2AP_ENB_ENDCX2SetupReqAckIEs_t*) ie->value.choice.RespondingNodeType_EndcX2Setup.choice.respond_eNB.list.array[i]; + if (ie_ENB_ENDC == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + else if (ie_ENB_ENDC->id == X2AP_ProtocolIE_ID_id_GlobalENB_ID) { + if (ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.present == X2AP_ENB_ID_PR_home_eNB_ID) { + // Home eNB ID = 28 bits + uint8_t *eNB_id_buf = ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.home_eNB_ID.buf; + if (ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID.size != 28) { + //TODO: handle case were size != 28 -> notify ? reject ? + } + eNB_id = (eNB_id_buf[0] << 20) + (eNB_id_buf[1] << 12) + (eNB_id_buf[2] << 4) + ((eNB_id_buf[3] & 0xf0) >> 4); + X2AP_DEBUG("Home eNB id: %07x\n", eNB_id); + } else { + // Macro eNB = 20 bits + uint8_t *eNB_id_buf = ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID.buf; + if (ie_ENB_ENDC->value.choice.GlobalENB_ID.eNB_ID.choice.macro_eNB_ID.size != 20) { + //TODO: handle case were size != 20 -> notify ? reject ? + } + eNB_id = (eNB_id_buf[0] << 12) + (eNB_id_buf[1] << 4) + ((eNB_id_buf[2] & 0xf0) >> 4); + X2AP_DEBUG("macro eNB id: %05x\n", eNB_id); + } + X2AP_DEBUG("Adding eNB to the list of associated eNBs\n"); + if ((x2ap_eNB_data = x2ap_is_eNB_id_in_list (eNB_id)) == NULL) { + /* + * eNB has not been found in list of associated eNB, + * * * * Add it to the tail of list and initialize data + */ + if ((x2ap_eNB_data = x2ap_is_eNB_assoc_id_in_list (assoc_id)) == NULL) { + /* + * ?? + */ + return -1; + } else { + x2ap_eNB_data->state = X2AP_ENB_STATE_RESETTING; + x2ap_eNB_data->eNB_id = eNB_id; + } + } else { + x2ap_eNB_data->state = X2AP_ENB_STATE_RESETTING; + + /* + * eNB has been found in list, consider the x2 setup request as a reset connection, + * * * * reseting any previous UE state if sctp association is != than the previous one + */ + if (x2ap_eNB_data->assoc_id != assoc_id) { + /* + * ??: Send an overload cause... + */ + X2AP_ERROR("Rejecting x2 setup request as eNB id %d is already associated to an active sctp association" "Previous known: %d, new one: %d\n", eNB_id, x2ap_eNB_data->assoc_id, assoc_id); + + // Here we should be calling an ENDC specific setup_failure function instead + x2ap_eNB_generate_x2_setup_failure (instance, + assoc_id, + X2AP_Cause_PR_protocol, + X2AP_CauseProtocol_unspecified, + -1); + return -1; + } + /* + * * TODO: call the reset procedure + */ + } + } + else if (ie_ENB_ENDC->id == X2AP_ProtocolIE_ID_id_ServedEUTRAcellsENDCX2ManagementList){ + if (ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list.count > 0) { + x2ap_eNB_data->num_cc = ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list.count; + for (int i=0; ivalue.choice.ServedEUTRAcellsENDCX2ManagementList.list.count;i++) { + servedCellMember = (ServedEUTRAcellsENDCX2ManagementList__Member *)ie_ENB_ENDC->value.choice.ServedEUTRAcellsENDCX2ManagementList.list.array[i]; + x2ap_eNB_data->Nid_cell[i] = servedCellMember->servedEUTRACellInfo.pCI; + } + } + } + } + } + else { + X2AP_ERROR("%s %d: init_eNB list is empty \n",__FILE__,__LINE__); + return -1; + } + } + /* Optionaly set the target eNB name */ /* The association is now ready as source and target eNBs know parameters of each other. @@ -1622,4 +1635,379 @@ x2ap_gNB_handle_ENDC_x2_setup_response(instance_t instance, return 0; } +static +int x2ap_gNB_handle_ENDC_sGNB_addition_request (instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu) +{ + + + X2AP_SgNBAdditionRequest_t *x2SgNBAdditionRequest; + X2AP_SgNBAdditionRequest_IEs_t *ie; + + X2AP_E_RABs_ToBeAdded_SgNBAddReq_ItemIEs_t *e_RABS_ToBeAdded_SgNBAddReq_ItemIEs; + X2AP_E_RABs_ToBeAdded_SgNBAddReq_Item_t *e_RABS_ToBeAdded_SgNBAddReq_Item; + + x2ap_eNB_instance_t *instance_p; + x2ap_eNB_data_t *x2ap_eNB_data; + MessageDef *msg; + int ue_id; + + DevAssert (pdu != NULL); + x2SgNBAdditionRequest = &pdu->choice.initiatingMessage.value.choice.SgNBAdditionRequest; + + /*if (stream == 0) { + X2AP_ERROR ("Received new x2 SgNB Addition request on stream == 0\n"); + // TODO: send a x2 failure response + return 0; + }*/ + + X2AP_DEBUG ("Received a new X2 SgNB Addition request\n"); + + x2ap_eNB_data = x2ap_get_eNB(NULL, assoc_id, 0); + DevAssert(x2ap_eNB_data != NULL); + + X2AP_INFO("X2AP Association id: %d \n",assoc_id); + + instance_p = x2ap_eNB_get_instance(instance); + DevAssert(instance_p != NULL); + + //Allocate an ITTI X2AP_SGNB_ADDITION_REQ message instead + msg = itti_alloc_new_message(TASK_X2AP, X2AP_ENDC_SGNB_ADDITION_REQ); + + /* X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequest_IEs_t, ie, x2SgNBAdditionRequest, + X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID, true); + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + + // allocate a new X2AP UE ID + ue_id = x2ap_allocate_new_id(&instance_p->id_manager); + if (ue_id == -1) { + X2AP_ERROR("could not allocate a new X2AP UE ID\n"); + // TODO: cancel handover: send HO preparation failure to source eNB + exit(1); + } + // rnti is unknown yet, must not be set to -1, 0 is fine + x2ap_set_ids(&instance_p->id_manager, ue_id, 0, ie->value.choice.UE_X2AP_ID, ue_id); + x2ap_id_set_state(&instance_p->id_manager, ue_id, X2ID_STATE_TARGET); + + X2AP_ENDC_SGNB_ADDITION_REQ(msg).ue_x2_id = ue_id; + + + /* X2AP_ProtocolIE_ID_id_NRUESecurityCapabilities */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequest_IEs_t, ie, x2SgNBAdditionRequest, + X2AP_ProtocolIE_ID_id_NRUESecurityCapabilities, true); + + X2AP_ENDC_SGNB_ADDITION_REQ(msg).security_capabilities.encryption_algorithms = + BIT_STRING_to_uint16(&ie->value.choice.NRUESecurityCapabilities.nRencryptionAlgorithms); + + X2AP_ENDC_SGNB_ADDITION_REQ(msg).security_capabilities.integrity_algorithms = + BIT_STRING_to_uint16(&ie->value.choice.NRUESecurityCapabilities.nRintegrityProtectionAlgorithms); + + /* X2AP_ProtocolIE_ID_id_SgNBSecurityKey */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequest_IEs_t, ie, x2SgNBAdditionRequest, + X2AP_ProtocolIE_ID_id_SgNBSecurityKey, true); + + if ((ie->value.choice.SgNBSecurityKey.buf) && + (ie->value.choice.SgNBSecurityKey.size == 32)) { + memcpy(X2AP_ENDC_SGNB_ADDITION_REQ(msg).kgnb, ie->value.choice.SgNBSecurityKey.buf, 32); + } else { + X2AP_WARN ("Size of eNB key star does not match the expected value\n"); + } + + + /* X2AP_ProtocolIE_ID_id_SgNBUEAggregateMaximumBitRate */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequest_IEs_t, ie, x2SgNBAdditionRequest, + X2AP_ProtocolIE_ID_id_SgNBUEAggregateMaximumBitRate, true); + + //X2AP_ENDC_SGNB_ADDITION_REQ(msg).ue_ambr.br_dl =ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateDownlink; + //X2AP_ENDC_SGNB_ADDITION_REQ(msg).ue_ambr.br_ul = ie->value.choice.UEAggregateMaximumBitRate.uEaggregateMaximumBitRateUplink; + + /* X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_SgNBAddReqList */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequest_IEs_t, ie, x2SgNBAdditionRequest, + X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_SgNBAddReqList, true); + + + if (ie->value.choice.E_RABs_ToBeAdded_SgNBAddReqList.list.count > 0) { + + X2AP_ENDC_SGNB_ADDITION_REQ(msg).nb_e_rabs_tobeadded = ie->value.choice.E_RABs_ToBeAdded_SgNBAddReqList.list.count; + + for (int i=0;ivalue.choice.E_RABs_ToBeAdded_SgNBAddReqList.list.count;i++) { + e_RABS_ToBeAdded_SgNBAddReq_ItemIEs = (X2AP_E_RABs_ToBeAdded_SgNBAddReq_ItemIEs_t *) ie->value.choice.E_RABs_ToBeAdded_SgNBAddReqList.list.array[i]; + e_RABS_ToBeAdded_SgNBAddReq_Item = &e_RABS_ToBeAdded_SgNBAddReq_ItemIEs->value.choice.E_RABs_ToBeAdded_SgNBAddReq_Item; + + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[i].e_rab_id = e_RABS_ToBeAdded_SgNBAddReq_Item->e_RAB_ID ; + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[i].drb_ID = e_RABS_ToBeAdded_SgNBAddReq_Item->drb_ID; + if(e_RABS_ToBeAdded_SgNBAddReq_Item->en_DC_ResourceConfiguration.pDCPatSgNB == X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present){ + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rab_param[i].qos.qci = e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.qCI; + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rab_param[i].qos.allocation_retention_priority.pre_emp_vulnerability = e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.allocationAndRetentionPriority.pre_emptionVulnerability; + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rab_param[i].qos.allocation_retention_priority.pre_emp_capability = e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.allocationAndRetentionPriority.pre_emptionCapability; + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rab_param[i].qos.allocation_retention_priority.priority_level = e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.full_E_RAB_Level_QoS_Parameters.allocationAndRetentionPriority.priorityLevel; + + memcpy(X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[i].eNB_addr.buffer, + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.buf, + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.size); + + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[i].eNB_addr.length = + e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.size * 8 - e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.transportLayerAddress.bits_unused; + + OCTET_STRING_TO_INT32(&e_RABS_ToBeAdded_SgNBAddReq_Item->resource_configuration.choice.sgNBPDCPpresent.s1_UL_GTPtunnelEndpoint.gTP_TEID, + X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[i].gtp_teid); + } + + } + + } + else { + X2AP_ERROR ("Can't decode the e_RABs_ToBeSetup_List \n"); + } + + /* X2AP_ProtocolIE_ID_id_MeNBtoSgNBContainer */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequest_IEs_t, ie, x2SgNBAdditionRequest, + X2AP_ProtocolIE_ID_id_MeNBtoSgNBContainer, true); + + X2AP_MeNBtoSgNBContainer_t *container = &ie->value.choice.MeNBtoSgNBContainer; + + if (ie->value.choice.MeNBtoSgNBContainer.size > 8192 ) // TODO: this is the size of rrc_buffer in struct x2ap_handover_req_s + { printf("%s:%d: fatal: buffer too big\n", __FILE__, __LINE__); abort(); } + + memcpy(X2AP_ENDC_SGNB_ADDITION_REQ(msg).rrc_buffer, ie->value.choice.MeNBtoSgNBContainer.buf, ie->value.choice.MeNBtoSgNBContainer.size); + X2AP_ENDC_SGNB_ADDITION_REQ(msg).rrc_buffer_size = ie->value.choice.MeNBtoSgNBContainer.size; + + itti_send_msg_to_task(TASK_RRC_GNB, instance_p->instance, msg); + + return 0; +} + + +static +int x2ap_eNB_handle_ENDC_sGNB_addition_response (instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu) +{ + + X2AP_SgNBAdditionRequestAcknowledge_t *x2SgNBAdditionRequest_ack; + X2AP_SgNBAdditionRequestAcknowledge_IEs_t *ie; + + X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs_t *e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs; + X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item_t *e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item; + + x2ap_eNB_instance_t *instance_p; + x2ap_eNB_data_t *x2ap_eNB_data; + MessageDef *msg; + int ue_id; + int id_source; + int id_target; + int rnti; + + DevAssert (pdu != NULL); + x2SgNBAdditionRequest_ack = &pdu->choice.successfulOutcome.value.choice.SgNBAdditionRequestAcknowledge; + + /*if (stream == 0) { + X2AP_ERROR ("Received new x2 SgNB Addition request on stream == 0\n"); + // TODO: send a x2 failure response + return 0; + }*/ + + X2AP_DEBUG ("Received a new X2 SgNB Addition request\n"); + + x2ap_eNB_data = x2ap_get_eNB(NULL, assoc_id, 0); + DevAssert(x2ap_eNB_data != NULL); + + X2AP_INFO("X2AP Association id: %d \n",assoc_id); + + instance_p = x2ap_eNB_get_instance(instance); + DevAssert(instance_p != NULL); + + //Allocate an ITTI X2AP_SGNB_ADDITION_REQ message instead + msg = itti_alloc_new_message(TASK_X2AP, X2AP_ENDC_SGNB_ADDITION_REQ_ACK); + + /* X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequestAcknowledge_IEs_t, ie, x2SgNBAdditionRequest_ack, + X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID, true); + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + id_source = ie->value.choice.UE_X2AP_ID; + + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).MeNB_ue_x2_id = ie->value.choice.UE_X2AP_ID; + + + /* X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequestAcknowledge_IEs_t, ie, x2SgNBAdditionRequest_ack, + X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID, true); + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + id_target = ie->value.choice.SgNB_UE_X2AP_ID; + + ue_id = id_source; + + if (ue_id != x2ap_find_id_from_id_source(&instance_p->id_manager, id_source)) { + X2AP_WARN("incorrect/unknown X2AP IDs for UE (old ID %d new ID %d), ignoring sGNB addition response\n", + id_source, id_target); + itti_free(ITTI_MSG_ORIGIN_ID(msg), msg); + return 0; + } + + rnti = x2ap_id_get_rnti(&instance_p->id_manager, ue_id); + + /* id_target is a new information, store it */ + x2ap_set_ids(&instance_p->id_manager, ue_id, rnti, id_source, id_target); + + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).rnti = rnti; + + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).SgNB_ue_x2_id = ie->value.choice.SgNB_UE_X2AP_ID; + + /* X2AP_ProtocolIE_ID_id_E_RABs_ToBeAdded_SgNBAddReqList */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequestAcknowledge_IEs_t, ie, x2SgNBAdditionRequest_ack, + X2AP_ProtocolIE_ID_id_E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList, true); + + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + + if (ie->value.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList.list.count > 0) { + + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).nb_e_rabs_admitted_tobeadded = ie->value.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList.list.count; + + for (int i=0;ivalue.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList.list.count;i++) { + + e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs = (X2AP_E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs_t *) ie->value.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAckList.list.array[i]; + e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item = &e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_ItemIEs->value.choice.E_RABs_Admitted_ToBeAdded_SgNBAddReqAck_Item; + + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].e_rab_id = e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->e_RAB_ID ; + if(e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->en_DC_ResourceConfiguration.pDCPatSgNB == X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present){ + + memcpy(X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].eNB_addr.buffer, + e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.buf, + e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.size); + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].eNB_addr.length = + e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.size * 8 - e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.transportLayerAddress.bits_unused; + + OCTET_STRING_TO_INT32(&e_RABS_Admitted_ToBeAdded_SgNBAddReqAck_Item->resource_configuration.choice.sgNBPDCPpresent.s1_DL_GTPtunnelEndpoint.gTP_TEID, + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].gtp_teid); + } + + } + + } + else { + X2AP_ERROR ("Can't decode the e_RABs_ToBeSetup_List \n"); + } + + /* X2AP_ProtocolIE_ID_id_SgNBtoMeNBContainer */ + + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBAdditionRequestAcknowledge_IEs_t, ie, x2SgNBAdditionRequest_ack, + X2AP_ProtocolIE_ID_id_SgNBtoMeNBContainer, true); + + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + //X2AP_MeNBtoSgNBContainer_t *container = &ie->value.choice.MeNBtoSgNBContainer; + + if (ie->value.choice.SgNBtoMeNBContainer.size > 8192 ) // TODO: this is the size of rrc_buffer in struct x2ap_handover_req_s + { printf("%s:%d: fatal: buffer too big\n", __FILE__, __LINE__); abort(); } + + memcpy(X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).rrc_buffer, ie->value.choice.SgNBtoMeNBContainer.buf, ie->value.choice.SgNBtoMeNBContainer.size); + X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).rrc_buffer_size = ie->value.choice.SgNBtoMeNBContainer.size; + + itti_send_msg_to_task(TASK_RRC_ENB, instance_p->instance, msg); + + return 0; +} + +static +int x2ap_gNB_handle_ENDC_sGNB_reconfiguration_complete (instance_t instance, + uint32_t assoc_id, + uint32_t stream, + X2AP_X2AP_PDU_t *pdu) { + + X2AP_SgNBReconfigurationComplete_t *x2SgNBReconfigurationComplete; + X2AP_SgNBReconfigurationComplete_IEs_t *ie; + + x2ap_eNB_instance_t *instance_p; + x2ap_eNB_data_t *x2ap_eNB_data; + MessageDef *msg; + int ue_id; + + DevAssert (pdu != NULL); + x2SgNBReconfigurationComplete = &pdu->choice.initiatingMessage.value.choice.SgNBReconfigurationComplete; + + /*if (stream == 0) { + X2AP_ERROR ("Received new x2 SgNB Addition request on stream == 0\n"); + // TODO: send a x2 failure response + return 0; + }*/ + + X2AP_DEBUG ("Received X2 SgNB Reconfiguration complete message\n"); + + x2ap_eNB_data = x2ap_get_eNB(NULL, assoc_id, 0); + DevAssert(x2ap_eNB_data != NULL); + + X2AP_INFO("X2AP Association id: %d \n",assoc_id); + + instance_p = x2ap_eNB_get_instance(instance); + DevAssert(instance_p != NULL); + + //Allocate an ITTI X2AP_SGNB_ADDITION_REQ message instead + msg = itti_alloc_new_message(TASK_X2AP, X2AP_ENDC_SGNB_RECONF_COMPLETE); + + /* X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBReconfigurationComplete_IEs_t, ie, x2SgNBReconfigurationComplete, + X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID, true); + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + X2AP_ENDC_SGNB_RECONF_COMPLETE(msg).MeNB_ue_x2_id = ie->value.choice.UE_X2AP_ID; + + + /* X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID */ + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBReconfigurationComplete_IEs_t, ie, x2SgNBReconfigurationComplete, + X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID, true); + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + X2AP_ENDC_SGNB_RECONF_COMPLETE(msg).SgNB_ue_x2_id = ie->value.choice.SgNB_UE_X2AP_ID; + + + X2AP_FIND_PROTOCOLIE_BY_ID(X2AP_SgNBReconfigurationComplete_IEs_t, ie, x2SgNBReconfigurationComplete, + X2AP_ProtocolIE_ID_id_ResponseInformationSgNBReconfComp, true); + if (ie == NULL ) { + X2AP_ERROR("%s %d: ie is a NULL pointer \n",__FILE__,__LINE__); + return -1; + } + + if(ie->value.choice.ResponseInformationSgNBReconfComp.present == X2AP_ResponseInformationSgNBReconfComp_PR_success_SgNBReconfComp){ + X2AP_ENDC_SGNB_RECONF_COMPLETE(msg).reconf_response = X2AP_RECONF_RESPONSE_SUCCESS; + } + else { + X2AP_ENDC_SGNB_RECONF_COMPLETE(msg).reconf_response = X2AP_RECONF_RESPONSE_REJECT; + } + + itti_send_msg_to_task(TASK_RRC_GNB, instance_p->instance, msg); + + + return 0; +} + + diff --git a/openair2/X2AP/x2ap_ids.h b/openair2/X2AP/x2ap_ids.h index 3d2799e8c4..f2670f3612 100644 --- a/openair2/X2AP/x2ap_ids.h +++ b/openair2/X2AP/x2ap_ids.h @@ -37,7 +37,8 @@ typedef enum { X2ID_STATE_SOURCE_PREPARE, X2ID_STATE_SOURCE_OVERALL, - X2ID_STATE_TARGET + X2ID_STATE_TARGET, + X2ID_STATE_NSA_PREPARE, } x2id_state_t; typedef struct { diff --git a/openair3/UTILS/conversions.h b/openair3/UTILS/conversions.h index e39a841d96..d28c9acccb 100644 --- a/openair3/UTILS/conversions.h +++ b/openair3/UTILS/conversions.h @@ -116,8 +116,14 @@ do { \ #define INT16_TO_OCTET_STRING(x, aSN) \ do { \ (aSN)->buf = calloc(2, sizeof(uint8_t)); \ - (aSN)->size = 2; \ - INT16_TO_BUFFER(x, (aSN)->buf); \ + INT16_TO_BUFFER(x, ((aSN)->buf)); \ + (aSN)->size = 2; \ +} while(0) + +#define INT16_TO_BIT_STRING(x, aSN) \ +do { \ + INT16_TO_OCTET_STRING(x, aSN); \ + (aSN)->bits_unused = 0; \ } while(0) #define INT8_TO_OCTET_STRING(x, aSN) \ diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.master.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.master.conf new file mode 100644 index 0000000000..c0decd362f --- /dev/null +++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.master.conf @@ -0,0 +1,298 @@ +Active_eNBs = ( "eNB-Eurecom-LTEBox"); +# Asn1_verbosity, choice in: none, info, annoying +Asn1_verbosity = "none"; + +eNBs = +( + { + ////////// Identification parameters: + eNB_ID = 0xe01; + + cell_type = "CELL_MACRO_ENB"; + + eNB_name = "eNB-Eurecom-LTEBox"; + + // Tracking area code, 0x0000 and 0xfffe are reserved values + tracking_area_code = 1; + + plmn_list = ( { mcc = 208; mnc = 93; mnc_length = 2; } ); + + tr_s_preference = "local_mac" + + ////////// Physical parameters: + + component_carriers = ( + { + node_function = "3GPP_eNODEB"; + node_timing = "synch_to_ext_device"; + node_synch_ref = 0; + frame_type = "FDD"; + tdd_config = 3; + tdd_config_s = 0; + prefix_type = "NORMAL"; + eutra_band = 7; + downlink_frequency = 2685000000L; + uplink_frequency_offset = -120000000; + Nid_cell = 1; + N_RB_DL = 50; + Nid_cell_mbsfn = 0; + nb_antenna_ports = 1; + nb_antennas_tx = 1; + nb_antennas_rx = 1; + tx_gain = 90; + rx_gain = 125; + pbch_repetition = "FALSE"; + prach_root = 0; + prach_config_index = 0; + prach_high_speed = "DISABLE"; + prach_zero_correlation = 1; + prach_freq_offset = 2; + pucch_delta_shift = 1; + pucch_nRB_CQI = 0; + pucch_nCS_AN = 0; + pucch_n1_AN = 0; + pdsch_referenceSignalPower = -27; + pdsch_p_b = 0; + pusch_n_SB = 1; + pusch_enable64QAM = "DISABLE"; + pusch_hoppingMode = "interSubFrame"; + pusch_hoppingOffset = 0; + pusch_groupHoppingEnabled = "ENABLE"; + pusch_groupAssignment = 0; + pusch_sequenceHoppingEnabled = "DISABLE"; + pusch_nDMRS1 = 1; + phich_duration = "NORMAL"; + phich_resource = "ONESIXTH"; + srs_enable = "DISABLE"; + /* srs_BandwidthConfig =; + srs_SubframeConfig =; + srs_ackNackST =; + srs_MaxUpPts =;*/ + + pusch_p0_Nominal = -96; + pusch_alpha = "AL1"; + pucch_p0_Nominal = -104; + msg3_delta_Preamble = 6; + pucch_deltaF_Format1 = "deltaF2"; + pucch_deltaF_Format1b = "deltaF3"; + pucch_deltaF_Format2 = "deltaF0"; + pucch_deltaF_Format2a = "deltaF0"; + pucch_deltaF_Format2b = "deltaF0"; + + rach_numberOfRA_Preambles = 64; + rach_preamblesGroupAConfig = "DISABLE"; + /* + rach_sizeOfRA_PreamblesGroupA = ; + rach_messageSizeGroupA = ; + rach_messagePowerOffsetGroupB = ; + */ + rach_powerRampingStep = 4; + rach_preambleInitialReceivedTargetPower = -108; + rach_preambleTransMax = 10; + rach_raResponseWindowSize = 10; + rach_macContentionResolutionTimer = 48; + rach_maxHARQ_Msg3Tx = 4; + + pcch_default_PagingCycle = 128; + pcch_nB = "oneT"; + bcch_modificationPeriodCoeff = 2; + ue_TimersAndConstants_t300 = 1000; + ue_TimersAndConstants_t301 = 1000; + ue_TimersAndConstants_t310 = 1000; + ue_TimersAndConstants_t311 = 10000; + ue_TimersAndConstants_n310 = 20; + ue_TimersAndConstants_n311 = 1; + ue_TransmissionMode = 1; + + //Parameters for SIB18 + rxPool_sc_CP_Len = "normal"; + rxPool_sc_Period = "sf40"; + rxPool_data_CP_Len = "normal"; + rxPool_ResourceConfig_prb_Num = 20; + rxPool_ResourceConfig_prb_Start = 5; + rxPool_ResourceConfig_prb_End = 44; + rxPool_ResourceConfig_offsetIndicator_present = "prSmall"; + rxPool_ResourceConfig_offsetIndicator_choice = 0; + rxPool_ResourceConfig_subframeBitmap_present = "prBs40"; + rxPool_ResourceConfig_subframeBitmap_choice_bs_buf = "00000000000000000000"; + rxPool_ResourceConfig_subframeBitmap_choice_bs_size = 5; + rxPool_ResourceConfig_subframeBitmap_choice_bs_bits_unused = 0; +/* rxPool_dataHoppingConfig_hoppingParameter = 0; + rxPool_dataHoppingConfig_numSubbands = "ns1"; + rxPool_dataHoppingConfig_rbOffset = 0; + rxPool_commTxResourceUC-ReqAllowed = "TRUE"; +*/ + // Parameters for SIB19 + discRxPool_cp_Len = "normal" + discRxPool_discPeriod = "rf32" + discRxPool_numRetx = 1; + discRxPool_numRepetition = 2; + discRxPool_ResourceConfig_prb_Num = 5; + discRxPool_ResourceConfig_prb_Start = 3; + discRxPool_ResourceConfig_prb_End = 21; + discRxPool_ResourceConfig_offsetIndicator_present = "prSmall"; + discRxPool_ResourceConfig_offsetIndicator_choice = 0; + discRxPool_ResourceConfig_subframeBitmap_present = "prBs40"; + discRxPool_ResourceConfig_subframeBitmap_choice_bs_buf = "f0ffffffff"; + discRxPool_ResourceConfig_subframeBitmap_choice_bs_size = 5; + discRxPool_ResourceConfig_subframeBitmap_choice_bs_bits_unused = 0; + + } + ); + + + srb1_parameters : + { + # timer_poll_retransmit = (ms) [5, 10, 15, 20,... 250, 300, 350, ... 500] + timer_poll_retransmit = 80; + + # timer_reordering = (ms) [0,5, ... 100, 110, 120, ... ,200] + timer_reordering = 35; + + # timer_reordering = (ms) [0,5, ... 250, 300, 350, ... ,500] + timer_status_prohibit = 0; + + # poll_pdu = [4, 8, 16, 32 , 64, 128, 256, infinity(>10000)] + poll_pdu = 4; + + # poll_byte = (kB) [25,50,75,100,125,250,375,500,750,1000,1250,1500,2000,3000,infinity(>10000)] + poll_byte = 99999; + + # max_retx_threshold = [1, 2, 3, 4 , 6, 8, 16, 32] + max_retx_threshold = 4; + } + + # ------- SCTP definitions + SCTP : + { + # Number of streams to use in input/output + SCTP_INSTREAMS = 2; + SCTP_OUTSTREAMS = 2; + }; + + + ////////// MME parameters: + mme_ip_address = ( { ipv4 = "192.168.12.26"; + ipv6 = "192:168:30::17"; + active = "yes"; + preference = "ipv4"; + } + ); + + ///X2 + enable_x2 = "yes"; + t_reloc_prep = 1000; /* unit: millisecond */ + tx2_reloc_overall = 2000; /* unit: millisecond */ + + NETWORK_INTERFACES : + { + ENB_INTERFACE_NAME_FOR_S1_MME = "enp0s31f6"; + ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.188/23"; + ENB_INTERFACE_NAME_FOR_S1U = "enp0s31f6"; + ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.188/23"; + ENB_PORT_FOR_S1U = 2152; # Spec 2152 + + ENB_IPV4_ADDRESS_FOR_X2C = "192.168.12.188/23"; + ENB_PORT_FOR_X2C = 36422; # Spec 36422 + }; + + } +); + +DU = ( + { + DU_INTERFACE_NAME_FOR_F1U = "lo"; + DU_IPV4_ADDRESS_FOR_F1U = "127.0.0.1/16"; + DU_PORT_FOR_F1U = 22100; + F1_U_DU_TRANSPORT_TYPE = "TCP"; + } + ); + +CU = ( + { + CU_INTERFACE_NAME_FOR_F1U = "lo"; + CU_IPV4_ADDRESS_FOR_F1U = "127.0.0.1"; //Address to search the DU + CU_PORT_FOR_F1U = 22100; + F1_U_CU_TRANSPORT_TYPE = "TCP"; // One of TCP/UDP/SCTP + DU_TYPE = "LTE"; + }//, +// { +// CU_INTERFACE_NAME_FOR_F1U = "eth0"; +// CU_IPV4_ADDRESS_FOR_F1U = "10.64.93.142"; //Address to search the DU +// CU_PORT_FOR_F1U = 2211; +// F1_U_CU_TRANSPORT_TYPE = "TCP"; // One of TCP/UDP/SCTP +// DU_TYPE = "WiFi"; +// } + ); + + CU_BALANCING = "ALL"; + +MACRLCs = ( + { + num_cc = 1; + tr_s_preference = "local_L1"; + tr_n_preference = "local_RRC"; + phy_test_mode = 0; + puSch10xSnr = 200; + puCch10xSnr = 200; + } +); + +L1s = ( + { + num_cc = 1; + tr_n_preference = "local_mac"; + } +); + +RUs = ( + { + local_rf = "yes" + nb_tx = 1 + nb_rx = 1 + att_tx = 0 + att_rx = 0; + bands = [7]; + max_pdschReferenceSignalPower = -27; + max_rxgain = 125; + eNB_instances = [0]; + + } +); + +NETWORK_CONTROLLER : +{ + FLEXRAN_ENABLED = "no"; + FLEXRAN_INTERFACE_NAME = "lo"; + FLEXRAN_IPV4_ADDRESS = "127.0.0.1"; + FLEXRAN_PORT = 2210; + FLEXRAN_CACHE = "/mnt/oai_agent_cache"; + FLEXRAN_AWAIT_RECONF = "no"; +}; + +THREAD_STRUCT = ( + { + #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT" + parallel_config = "PARALLEL_SINGLE_THREAD"; + #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE" + worker_config = "WORKER_ENABLE"; + } +); + + log_config : + { + global_log_level ="info"; + global_log_verbosity ="medium"; + hw_log_level ="info"; + hw_log_verbosity ="medium"; + phy_log_level ="info"; + phy_log_verbosity ="medium"; + mac_log_level ="info"; + mac_log_verbosity ="high"; + rlc_log_level ="info"; + rlc_log_verbosity ="medium"; + pdcp_log_level ="info"; + pdcp_log_verbosity ="medium"; + rrc_log_level ="info"; + rrc_log_verbosity ="medium"; + }; diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.slave.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.slave.conf new file mode 100644 index 0000000000..771f5d1839 --- /dev/null +++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.slave.conf @@ -0,0 +1,284 @@ +Active_gNBs = ( "gNB-Eurecom-5GNRBox"); +# Asn1_verbosity, choice in: none, info, annoying +Asn1_verbosity = "none"; + +gNBs = +( + { + ////////// Identification parameters: + gNB_ID = 0xe00; + + cell_type = "CELL_MACRO_GNB"; + + gNB_name = "gNB-Eurecom-5GNRBox"; + + // Tracking area code, 0x0000 and 0xfffe are reserved values + tracking_area_code = 1; + + plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;}); + + tr_s_preference = "local_mac" + + ////////// Physical parameters: + + ssb_SubcarrierOffset = 0; + pdsch_AntennaPorts = 1; + + servingCellConfigCommon = ( + { + #spCellConfigCommon + + physCellId = 0; + +# downlinkConfigCommon + #frequencyInfoDL + # this is 3600 MHz + 84 PRBs@30kHz SCS (same as initial BWP) + absoluteFrequencySSB = 642016; + dl_frequencyBand = 78; + # this is 3600 MHz + dl_absoluteFrequencyPointA = 640000; + #scs-SpecificCarrierList + dl_offstToCarrier = 0; +# subcarrierSpacing +# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 + dl_subcarrierSpacing = 1; + dl_carrierBandwidth = 217; + #initialDownlinkBWP + #genericParameters + # this is RBstart=84,L=50 (275*(L-1))+RBstart + initialDLBWPlocationAndBandwidth = 13559; +# subcarrierSpacing +# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 + initialDLBWPsubcarrierSpacing = 1; + #pdcch-ConfigCommon + initialDLBWPcontrolResourceSetZero = 12; + initialDLBWPsearchSpaceZero = 0; + #pdsch-ConfigCommon + #pdschTimeDomainAllocationList (up to 16 entries) + initialDLBWPk0_0 = 0; + #initialULBWPmappingType + #0=typeA,1=typeB + initialDLBWPmappingType_0 = 0; + #this is SS=2,L=3 + initialDLBWPstartSymbolAndLength_0 = 40; + + initialDLBWPk0_1 = 0; + initialDLBWPmappingType_1 = 0; + #this is SS=2,L=12 + initialDLBWPstartSymbolAndLength_1 = 53; + + initialDLBWPk0_2 = 0; + initialDLBWPmappingType_2 = 0; + #this is SS=1,L=12 + initialDLBWPstartSymbolAndLength_2 = 54; + #uplinkConfigCommon + #frequencyInfoUL + ul_frequencyBand = 78; + #scs-SpecificCarrierList + ul_offstToCarrier = 0; +# subcarrierSpacing +# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 + ul_subcarrierSpacing = 1; + ul_carrierBandwidth = 217; + pMax = 20; + #initialUplinkBWP + #genericParameters + initialULBWPlocationAndBandwidth = 13559; +# subcarrierSpacing +# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 + initialULBWPsubcarrierSpacing = 1; + #rach-ConfigCommon + #rach-ConfigGeneric + prach_ConfigurationIndex = 98; +#prach_msg1_FDM +#0 = one, 1=two, 2=four, 3=eight + prach_msg1_FDM = 0; + prach_msg1_FrequencyStart = 0; + zeroCorrelationZoneConfig = 13; + preambleReceivedTargetPower = -118; +#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200) + preambleTransMax = 6; +#powerRampingStep +# 0=dB0,1=dB2,2=dB4,3=dB6 + powerRampingStep = 1; +#ra_ReponseWindow +#1,2,4,8,10,20,40,80 + ra_ResponseWindow = 4; +#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR +#0=oneeighth,1=onefourth,2=half,3=one,4=two,5=four,6=eight,7=sixteen + ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 3; +#oneHalf (0..15) 4,8,12,16,...60,64 + ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 15; +#ra_ContentionResolutionTimer +#(0..7) 8,16,24,32,40,48,56,64 + ra_ContentionResolutionTimer = 7; + rsrp_ThresholdSSB = 19; +#prach-RootSequenceIndex_PR +#0 = 839, 1 = 139 + prach_RootSequenceIndex_PR = 1; + prach_RootSequenceIndex = 1; + # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex + # + msg1_SubcarrierSpacing = 1, + +# restrictedSetConfig +# 0=unrestricted, 1=restricted type A, 2=restricted type B + restrictedSetConfig = 0, + # pusch-ConfigCommon (up to 16 elements) + initialULBWPk2_0 = 2; + initialULBWPmappingType_0 = 1 + # this is SS=0 L=11 + initialULBWPstartSymbolAndLength_0 = 55; + + initialULBWPk2_1 = 2; + initialULBWPmappingType_1 = 1; + # this is SS=0 L=12 + initialULBWPstartSymbolAndLength_1 = 69; + + + msg3_DeltaPreamble = 1; + p0_NominalWithGrant =-90; + +# pucch-ConfigCommon setup : +# pucchGroupHopping +# 0 = neither, 1= group hopping, 2=sequence hopping + pucchGroupHopping = 0; + hoppingId = 40; + p0_nominal = -90; +# ssb_PositionsInBurs_BitmapPR +# 1=short, 2=medium, 3=long + ssb_PositionsInBurst_PR = 2; + ssb_PositionsInBurst_Bitmap = 15; + +# ssb_periodicityServingCell +# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1 + ssb_periodicityServingCell = 2; + +# dmrs_TypeA_position +# 0 = pos2, 1 = pos3 + dmrs_TypeA_Position = 0; + +# subcarrierSpacing +# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 + subcarrierSpacing = 1; + + + #tdd-UL-DL-ConfigurationCommon +# subcarrierSpacing +# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 + referenceSubcarrierSpacing = 1; + # pattern1 + # dl_UL_TransmissionPeriodicity + # 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10 + dl_UL_TransmissionPeriodicity = 6; + nrofDownlinkSlots = 2; + nrofDownlinkSymbols = 1; + nrofUplinkSlots = 7; + nrofUplinkSymbols = 7; + + ssPBCH_BlockPower = 10; + } + + ); + + + # ------- SCTP definitions + SCTP : + { + # Number of streams to use in input/output + SCTP_INSTREAMS = 2; + SCTP_OUTSTREAMS = 2; + }; + + + ////////// MME parameters: + mme_ip_address = ( { ipv4 = "192.168.12.26"; + ipv6 = "192:168:30::17"; + active = "yes"; + preference = "ipv4"; + } + ); + + ///X2 + enable_x2 = "yes"; + t_reloc_prep = 1000; /* unit: millisecond */ + tx2_reloc_overall = 2000; /* unit: millisecond */ + target_enb_x2_ip_address = ( + { ipv4 = "192.168.12.188"; + ipv6 = "192:168:30::17"; + preference = "ipv4"; + } + ); + + NETWORK_INTERFACES : + { + + GNB_INTERFACE_NAME_FOR_S1_MME = "enp0s31f6"; + GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.75/24"; + GNB_INTERFACE_NAME_FOR_S1U = "eth0"; + GNB_IPV4_ADDRESS_FOR_S1U = "192.168.12.75/24"; + GNB_PORT_FOR_S1U = 2152; # Spec 2152 + + GNB_IPV4_ADDRESS_FOR_X2C = "192.168.12.75/23"; + GNB_PORT_FOR_X2C = 36422; # Spec 36422 + }; + } +); + +MACRLCs = ( + { + num_cc = 1; + tr_s_preference = "local_L1"; + tr_n_preference = "local_RRC"; + } +); + +L1s = ( + { + num_cc = 1; + tr_n_preference = "local_mac"; + } +); + +RUs = ( + { + local_rf = "yes" + nb_tx = 1 + nb_rx = 1 + att_tx = 0 + att_rx = 0; + bands = [7]; + max_pdschReferenceSignalPower = -27; + max_rxgain = 114; + eNB_instances = [0]; + sdr_addrs = "addr=192.168.20.2,mgmt_addr=192.168.20.2"; + clock_src = "internal"; + } +); + +THREAD_STRUCT = ( + { + #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT" + parallel_config = "PARALLEL_RU_L1_TRX_SPLIT"; + #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE" + worker_config = "WORKER_ENABLE"; + } +); + + log_config : + { + global_log_level ="info"; + global_log_verbosity ="medium"; + hw_log_level ="info"; + hw_log_verbosity ="medium"; + phy_log_level ="info"; + phy_log_verbosity ="medium"; + mac_log_level ="info"; + mac_log_verbosity ="high"; + rlc_log_level ="info"; + rlc_log_verbosity ="medium"; + pdcp_log_level ="info"; + pdcp_log_verbosity ="medium"; + rrc_log_level ="info"; + rrc_log_verbosity ="medium"; + }; diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.217PRB.usrpn300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.217PRB.usrpn300.conf index 7664db8f69..da38d5546c 100644 --- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.217PRB.usrpn300.conf +++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.217PRB.usrpn300.conf @@ -198,15 +198,29 @@ gNBs = preference = "ipv4"; } ); + + ///X2 + enable_x2 = "yes"; + t_reloc_prep = 1000; /* unit: millisecond */ + tx2_reloc_overall = 2000; /* unit: millisecond */ + target_enb_x2_ip_address = ( + { ipv4 = "192.168.12.108"; + ipv6 = "192:168:30::17"; + preference = "ipv4"; + } + ); NETWORK_INTERFACES : { GNB_INTERFACE_NAME_FOR_S1_MME = "eth0"; - GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.111/24"; + GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.188/24"; GNB_INTERFACE_NAME_FOR_S1U = "eth0"; - GNB_IPV4_ADDRESS_FOR_S1U = "192.168.12.111/24"; + GNB_IPV4_ADDRESS_FOR_S1U = "192.168.12.188/24"; GNB_PORT_FOR_S1U = 2152; # Spec 2152 + + GNB_IPV4_ADDRESS_FOR_X2C = "192.168.12.188/23"; + GNB_PORT_FOR_X2C = 36422; # Spec 36422 }; } );