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Assoc ID CU->DU

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This commit is contained in:
Robert Schmidt
2023-11-08 10:18:52 +01:00
parent a377e5231c
commit e155080ece
6 changed files with 124 additions and 46 deletions
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openair2/F1AP/f1ap_cu_task.c
+1 -1
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@@ -145,7 +145,7 @@ void *F1AP_CU_task(void *arg) {
while (1) {
itti_receive_msg(TASK_CU_F1, &received_msg);
sctp_assoc_t assoc_id = getCxt(0) != NULL ? getCxt(0)->assoc_id : 0;
sctp_assoc_t assoc_id = ITTI_MSG_ORIGIN_INSTANCE(received_msg);
LOG_D(F1AP, "CU Task Received %s for instance %ld: sending SCTP message via assoc_id %d\n",
ITTI_MSG_NAME(received_msg), ITTI_MSG_DESTINATION_INSTANCE(received_msg), assoc_id);
switch (ITTI_MSG_ID(received_msg)) {
openair2/RRC/NR/mac_rrc_dl.h
+8 -8
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@@ -25,16 +25,16 @@
#include "platform_types.h"
#include "f1ap_messages_types.h"
typedef void (*f1_setup_response_func_t)(const f1ap_setup_resp_t *resp);
typedef void (*f1_setup_failure_func_t)(const f1ap_setup_failure_t *fail);
typedef void (*f1_setup_response_func_t)(sctp_assoc_t assoc_id, const f1ap_setup_resp_t *resp);
typedef void (*f1_setup_failure_func_t)(sctp_assoc_t assoc_id, const f1ap_setup_failure_t *fail);
typedef void (*ue_context_setup_request_func_t)(const f1ap_ue_context_setup_t *req);
typedef void (*ue_context_modification_request_func_t)(const f1ap_ue_context_modif_req_t *req);
typedef void (*ue_context_modification_confirm_func_t)(const f1ap_ue_context_modif_confirm_t *confirm);
typedef void (*ue_context_modification_refuse_func_t)(const f1ap_ue_context_modif_refuse_t *refuse);
typedef void (*ue_context_release_command_func_t)(const f1ap_ue_context_release_cmd_t *cmd);
typedef void (*ue_context_setup_request_func_t)(sctp_assoc_t assoc_id, const f1ap_ue_context_setup_t *req);
typedef void (*ue_context_modification_request_func_t)(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_req_t *req);
typedef void (*ue_context_modification_confirm_func_t)(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_confirm_t *confirm);
typedef void (*ue_context_modification_refuse_func_t)(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_refuse_t *refuse);
typedef void (*ue_context_release_command_func_t)(sctp_assoc_t assoc_id, const f1ap_ue_context_release_cmd_t *cmd);
typedef void (*dl_rrc_message_transfer_func_t)(const f1ap_dl_rrc_message_t *dl_rrc);
typedef void (*dl_rrc_message_transfer_func_t)(sctp_assoc_t assoc_id, const f1ap_dl_rrc_message_t *dl_rrc);
struct nr_mac_rrc_dl_if_s;
void mac_rrc_dl_direct_init(struct nr_mac_rrc_dl_if_s *mac_rrc);
openair2/RRC/NR/mac_rrc_dl_direct.c
+56 -8
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@@ -24,14 +24,62 @@
#include "mac_rrc_dl.h"
#include "openair2/LAYER2/NR_MAC_gNB/mac_rrc_dl_handler.h"
static void f1_setup_response_direct(sctp_assoc_t assoc_id, const f1ap_setup_resp_t *resp)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
f1_setup_response(resp);
}
static void f1_setup_failure_direct(sctp_assoc_t assoc_id, const f1ap_setup_failure_t *fail)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
f1_setup_failure(fail);
}
static void ue_context_setup_request_direct(sctp_assoc_t assoc_id, const f1ap_ue_context_setup_t *req)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
ue_context_setup_request(req);
}
static void ue_context_modification_request_direct(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_req_t *req)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
ue_context_modification_request(req);
}
static void ue_context_modification_confirm_direct(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_confirm_t *confirm)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
ue_context_modification_confirm(confirm);
}
static void ue_context_modification_refuse_direct(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_refuse_t *refuse)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
ue_context_modification_refuse(refuse);
}
static void ue_context_release_command_direct(sctp_assoc_t assoc_id, const f1ap_ue_context_release_cmd_t *cmd)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
ue_context_release_command(cmd);
}
static void dl_rrc_message_transfer_direct(sctp_assoc_t assoc_id, const f1ap_dl_rrc_message_t *dl_rrc)
{
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
dl_rrc_message_transfer(dl_rrc);
}
void mac_rrc_dl_direct_init(nr_mac_rrc_dl_if_t *mac_rrc)
{
mac_rrc->f1_setup_response = f1_setup_response;
mac_rrc->f1_setup_failure = f1_setup_failure;
mac_rrc->ue_context_setup_request = ue_context_setup_request;
mac_rrc->ue_context_modification_request = ue_context_modification_request;
mac_rrc->ue_context_modification_confirm = ue_context_modification_confirm;
mac_rrc->ue_context_modification_refuse = ue_context_modification_refuse;
mac_rrc->ue_context_release_command = ue_context_release_command;
mac_rrc->dl_rrc_message_transfer = dl_rrc_message_transfer;
mac_rrc->f1_setup_response = f1_setup_response_direct;
mac_rrc->f1_setup_failure = f1_setup_failure_direct;
mac_rrc->ue_context_setup_request = ue_context_setup_request_direct;
mac_rrc->ue_context_modification_request = ue_context_modification_request_direct;
mac_rrc->ue_context_modification_confirm = ue_context_modification_confirm_direct;
mac_rrc->ue_context_modification_refuse = ue_context_modification_refuse_direct;
mac_rrc->ue_context_release_command = ue_context_release_command_direct;
mac_rrc->dl_rrc_message_transfer = dl_rrc_message_transfer_direct;
}
openair2/RRC/NR/mac_rrc_dl_f1ap.c
+16 -8
View File
@@ -24,9 +24,10 @@
#include "mac_rrc_dl.h"
#include "nr_rrc_defs.h"
static void f1_setup_response_f1ap(const f1ap_setup_resp_t *resp)
static void f1_setup_response_f1ap(sctp_assoc_t assoc_id, const f1ap_setup_resp_t *resp)
{
MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_SETUP_RESP);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_setup_resp_t *f1ap_msg = &F1AP_SETUP_RESP(msg);
*f1ap_msg = *resp;
if (resp->gNB_CU_name != NULL)
@@ -34,17 +35,19 @@ static void f1_setup_response_f1ap(const f1ap_setup_resp_t *resp)
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void f1_setup_failure_f1ap(const f1ap_setup_failure_t *fail)
static void f1_setup_failure_f1ap(sctp_assoc_t assoc_id, const f1ap_setup_failure_t *fail)
{
MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_SETUP_FAILURE);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_setup_failure_t *f1ap_msg = &F1AP_SETUP_FAILURE(msg);
*f1ap_msg = *fail;
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void ue_context_setup_request_f1ap(const f1ap_ue_context_setup_t *req)
static void ue_context_setup_request_f1ap(sctp_assoc_t assoc_id, const f1ap_ue_context_setup_t *req)
{
MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_SETUP_REQ);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_ue_context_setup_t *f1ap_msg = &F1AP_UE_CONTEXT_SETUP_REQ(msg);
*f1ap_msg = *req;
AssertFatal(req->cu_to_du_rrc_information == NULL, "cu_to_du_rrc_information not supported yet\n");
@@ -59,9 +62,10 @@ static void ue_context_setup_request_f1ap(const f1ap_ue_context_setup_t *req)
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void ue_context_modification_request_f1ap(const f1ap_ue_context_modif_req_t *req)
static void ue_context_modification_request_f1ap(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_req_t *req)
{
MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_MODIFICATION_REQ);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_ue_context_modif_req_t *f1ap_msg = &F1AP_UE_CONTEXT_MODIFICATION_REQ(msg);
*f1ap_msg = *req;
if (req->cu_to_du_rrc_information != NULL) {
@@ -110,9 +114,10 @@ static void ue_context_modification_request_f1ap(const f1ap_ue_context_modif_req
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void ue_context_modification_confirm_f1ap(const f1ap_ue_context_modif_confirm_t *confirm)
static void ue_context_modification_confirm_f1ap(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_confirm_t *confirm)
{
MessageDef *msg = itti_alloc_new_message(TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_MODIFICATION_CONFIRM);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_ue_context_modif_confirm_t *f1ap_msg = &F1AP_UE_CONTEXT_MODIFICATION_CONFIRM(msg);
f1ap_msg->gNB_CU_ue_id = confirm->gNB_CU_ue_id;
f1ap_msg->gNB_DU_ue_id = confirm->gNB_DU_ue_id;
@@ -127,17 +132,19 @@ static void ue_context_modification_confirm_f1ap(const f1ap_ue_context_modif_con
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void ue_context_modification_refuse_f1ap(const f1ap_ue_context_modif_refuse_t *refuse)
static void ue_context_modification_refuse_f1ap(sctp_assoc_t assoc_id, const f1ap_ue_context_modif_refuse_t *refuse)
{
MessageDef *msg = itti_alloc_new_message(TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_MODIFICATION_REFUSE);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_ue_context_modif_refuse_t *f1ap_msg = &F1AP_UE_CONTEXT_MODIFICATION_REFUSE(msg);
*f1ap_msg = *refuse;
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void ue_context_release_command_f1ap(const f1ap_ue_context_release_cmd_t *cmd)
static void ue_context_release_command_f1ap(sctp_assoc_t assoc_id, const f1ap_ue_context_release_cmd_t *cmd)
{
MessageDef *message_p = itti_alloc_new_message (TASK_RRC_GNB, 0, F1AP_UE_CONTEXT_RELEASE_CMD);
message_p->ittiMsgHeader.originInstance = assoc_id;
f1ap_ue_context_release_cmd_t *msg = &F1AP_UE_CONTEXT_RELEASE_CMD(message_p);
*msg = *cmd;
if (cmd->rrc_container_length > 0) {
@@ -149,11 +156,12 @@ static void ue_context_release_command_f1ap(const f1ap_ue_context_release_cmd_t
itti_send_msg_to_task (TASK_CU_F1, 0, message_p);
}
static void dl_rrc_message_transfer_f1ap(const f1ap_dl_rrc_message_t *dl_rrc)
static void dl_rrc_message_transfer_f1ap(sctp_assoc_t assoc_id, const f1ap_dl_rrc_message_t *dl_rrc)
{
/* TODO call F1AP function directly? no real-time constraint here */
MessageDef *message_p = itti_alloc_new_message (TASK_RRC_GNB, 0, F1AP_DL_RRC_MESSAGE);
message_p->ittiMsgHeader.originInstance = assoc_id;
f1ap_dl_rrc_message_t *msg = &F1AP_DL_RRC_MESSAGE(message_p);
*msg = *dl_rrc;
if (dl_rrc->old_gNB_DU_ue_id) {
openair2/RRC/NR/rrc_gNB.c
+36 -14
View File
@@ -110,6 +110,16 @@ static inline uint64_t bitStr_to_uint64(const BIT_STRING_t *asn);
mui_t rrc_gNB_mui = 0;
// the assoc_id might be 0 (if the DU goes offline). Below helper macro to
// print an error and return from the function in that case
#define RETURN_IF_INVALID_ASSOC_ID(ue_data) \
{ \
if (ue_data.du_assoc_id == 0) { \
LOG_E(NR_RRC, "cannot send data: invalid assoc_id 0, DU offline\n"); \
return; \
} \
}
///---------------------------------------------------------------------------------------------------------------///
///---------------------------------------------------------------------------------------------------------------///
@@ -189,6 +199,7 @@ static void freeDRBlist(NR_DRB_ToAddModList_t *list)
typedef struct deliver_dl_rrc_message_data_s {
const gNB_RRC_INST *rrc;
f1ap_dl_rrc_message_t *dl_rrc;
sctp_assoc_t assoc_id;
} deliver_dl_rrc_message_data_t;
static void rrc_deliver_dl_rrc_message(void *deliver_pdu_data, ue_id_t ue_id, int srb_id, char *buf, int size, int sdu_id)
{
@@ -197,7 +208,7 @@ static void rrc_deliver_dl_rrc_message(void *deliver_pdu_data, ue_id_t ue_id, in
data->dl_rrc->rrc_container = (uint8_t *)buf;
data->dl_rrc->rrc_container_length = size;
DevAssert(data->dl_rrc->srb_id == srb_id);
data->rrc->mac_rrc.dl_rrc_message_transfer(data->dl_rrc);
data->rrc->mac_rrc.dl_rrc_message_transfer(data->assoc_id, data->dl_rrc);
}
@@ -205,8 +216,9 @@ void nr_rrc_transfer_protected_rrc_message(const gNB_RRC_INST *rrc, const gNB_RR
{
DevAssert(size > 0);
f1_ue_data_t ue_data = cu_get_f1_ue_data(ue_p->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_dl_rrc_message_t dl_rrc = {.gNB_CU_ue_id = ue_p->rrc_ue_id, .gNB_DU_ue_id = ue_data.secondary_ue, .srb_id = srb_id};
deliver_dl_rrc_message_data_t data = {.rrc = rrc, .dl_rrc = &dl_rrc};
deliver_dl_rrc_message_data_t data = {.rrc = rrc, .dl_rrc = &dl_rrc, .assoc_id = ue_data.du_assoc_id };
nr_pdcp_data_req_srb(ue_p->rrc_ue_id, srb_id, rrc_gNB_mui++, size, (unsigned char *const)buffer, rrc_deliver_dl_rrc_message, &data);
}
@@ -452,6 +464,7 @@ static void rrc_gNB_generate_RRCSetup(instance_t instance,
freeSRBlist(SRBs);
f1_ue_data_t ue_data = cu_get_f1_ue_data(ue_p->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_dl_rrc_message_t dl_rrc = {
.gNB_CU_ue_id = ue_p->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -459,7 +472,7 @@ static void rrc_gNB_generate_RRCSetup(instance_t instance,
.rrc_container_length = size,
.srb_id = CCCH
};
rrc->mac_rrc.dl_rrc_message_transfer(&dl_rrc);
rrc->mac_rrc.dl_rrc_message_transfer(ue_data.du_assoc_id, &dl_rrc);
}
static void rrc_gNB_generate_RRCReject(module_id_t module_id, rrc_gNB_ue_context_t *const ue_context_pP)
@@ -481,6 +494,7 @@ static void rrc_gNB_generate_RRCReject(module_id_t module_id, rrc_gNB_ue_context
LOG_I(NR_RRC, " [RAPROC] ue %04x Logical Channel DL-CCCH, Generating NR_RRCReject (bytes %d)\n", ue_p->rnti, size);
f1_ue_data_t ue_data = cu_get_f1_ue_data(ue_p->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_dl_rrc_message_t dl_rrc = {
.gNB_CU_ue_id = ue_p->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -490,7 +504,7 @@ static void rrc_gNB_generate_RRCReject(module_id_t module_id, rrc_gNB_ue_context
.execute_duplication = 1,
.RAT_frequency_priority_information.en_dc = 0
};
rrc->mac_rrc.dl_rrc_message_transfer(&dl_rrc);
rrc->mac_rrc.dl_rrc_message_transfer(ue_data.du_assoc_id, &dl_rrc);
}
//-----------------------------------------------------------------------------
@@ -1038,12 +1052,13 @@ static void rrc_gNB_generate_RRCReestablishment(rrc_gNB_ue_context_t *ue_context
nr_pdcp_reestablishment(ue_p->rrc_ue_id);
f1_ue_data_t ue_data = cu_get_f1_ue_data(ue_p->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
uint32_t old_gNB_DU_ue_id = old_rnti;
f1ap_dl_rrc_message_t dl_rrc = {.gNB_CU_ue_id = ue_p->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
.srb_id = DCCH,
.old_gNB_DU_ue_id = &old_gNB_DU_ue_id};
deliver_dl_rrc_message_data_t data = {.rrc = rrc, .dl_rrc = &dl_rrc};
deliver_dl_rrc_message_data_t data = {.rrc = rrc, .dl_rrc = &dl_rrc, .assoc_id = ue_data.du_assoc_id};
nr_pdcp_data_req_srb(ue_p->rrc_ue_id, DCCH, rrc_gNB_mui++, size, (unsigned char *const)buffer, rrc_deliver_dl_rrc_message, &data);
}
@@ -1573,6 +1588,7 @@ static void handle_rrcReconfigurationComplete(const protocol_ctxt_t *const ctxt_
gNB_RRC_INST *rrc = RC.nrrrc[0];
f1_ue_data_t ue_data = cu_get_f1_ue_data(UE->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_ue_context_modif_req_t ue_context_modif_req = {
.gNB_CU_ue_id = UE->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -1583,7 +1599,7 @@ static void handle_rrcReconfigurationComplete(const protocol_ctxt_t *const ctxt_
.servCellId = 0, /* TODO: correct value? */
.ReconfigComplOutcome = successful_reconfig ? RRCreconf_success : RRCreconf_failure,
};
rrc->mac_rrc.ue_context_modification_request(&ue_context_modif_req);
rrc->mac_rrc.ue_context_modification_request(ue_data.du_assoc_id, &ue_context_modif_req);
}
//-----------------------------------------------------------------------------
int rrc_gNB_decode_dcch(const protocol_ctxt_t *const ctxt_pP,
@@ -1953,7 +1969,7 @@ static void rrc_CU_process_ue_modification_required(MessageDef *msg_p)
.cause = F1AP_CAUSE_RADIO_NETWORK,
.cause_value = F1AP_CauseRadioNetwork_unknown_or_already_allocated_gnb_cu_ue_f1ap_id,
};
rrc->mac_rrc.ue_context_modification_refuse(&refuse);
rrc->mac_rrc.ue_context_modification_refuse(msg_p->ittiMsgHeader.originInstance, &refuse);
return;
}
@@ -1978,7 +1994,7 @@ static void rrc_CU_process_ue_modification_required(MessageDef *msg_p)
.cause = F1AP_CAUSE_PROTOCOL,
.cause_value = F1AP_CauseProtocol_transfer_syntax_error,
};
rrc->mac_rrc.ue_context_modification_refuse(&refuse);
rrc->mac_rrc.ue_context_modification_refuse(msg_p->ittiMsgHeader.originInstance, &refuse);
return;
}
@@ -2065,6 +2081,7 @@ void rrc_gNB_process_e1_bearer_context_setup_resp(e1ap_bearer_setup_resp_t *resp
}
f1_ue_data_t ue_data = cu_get_f1_ue_data(UE->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_ue_context_modif_req_t ue_context_modif_req = {
.gNB_CU_ue_id = UE->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -2079,7 +2096,7 @@ void rrc_gNB_process_e1_bearer_context_setup_resp(e1ap_bearer_setup_resp_t *resp
.drbs_to_be_setup = drbs,
.cu_to_du_rrc_information = cu2du_p,
};
rrc->mac_rrc.ue_context_modification_request(&ue_context_modif_req);
rrc->mac_rrc.ue_context_modification_request(ue_data.du_assoc_id, &ue_context_modif_req);
}
void rrc_gNB_process_e1_bearer_context_modif_resp(const e1ap_bearer_modif_resp_t *resp)
@@ -2380,6 +2397,7 @@ void *rrc_gnb_task(void *args_p) {
typedef struct deliver_ue_ctxt_setup_data_t {
gNB_RRC_INST *rrc;
f1ap_ue_context_setup_t *setup_req;
sctp_assoc_t assoc_id;
} deliver_ue_ctxt_setup_data_t;
static void rrc_deliver_ue_ctxt_setup_req(void *deliver_pdu_data, ue_id_t ue_id, int srb_id, char *buf, int size, int sdu_id)
{
@@ -2387,7 +2405,7 @@ static void rrc_deliver_ue_ctxt_setup_req(void *deliver_pdu_data, ue_id_t ue_id,
deliver_ue_ctxt_setup_data_t *data = deliver_pdu_data;
data->setup_req->rrc_container = (uint8_t*)buf;
data->setup_req->rrc_container_length = size;
data->rrc->mac_rrc.ue_context_setup_request(data->setup_req);
data->rrc->mac_rrc.ue_context_setup_request(data->assoc_id, data->setup_req);
}
//-----------------------------------------------------------------------------
@@ -2421,6 +2439,7 @@ rrc_gNB_generate_SecurityModeCommand(
/* the callback will fill the UE context setup request and forward it */
f1_ue_data_t ue_data = cu_get_f1_ue_data(ue_p->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_ue_context_setup_t ue_context_setup_req = {
.gNB_CU_ue_id = ue_p->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -2433,7 +2452,7 @@ rrc_gNB_generate_SecurityModeCommand(
.drbs_to_be_setup = 0, /* no new DRBs */
.cu_to_du_rrc_information = cu2du_p,
};
deliver_ue_ctxt_setup_data_t data = {.rrc = rrc, .setup_req = &ue_context_setup_req};
deliver_ue_ctxt_setup_data_t data = {.rrc = rrc, .setup_req = &ue_context_setup_req, .assoc_id = ue_data.du_assoc_id };
nr_pdcp_data_req_srb(ctxt_pP->rntiMaybeUEid, DCCH, rrc_gNB_mui++, size, buffer, rrc_deliver_ue_ctxt_setup_req, &data);
}
@@ -2467,6 +2486,7 @@ rrc_gNB_generate_UECapabilityEnquiry(
typedef struct deliver_ue_ctxt_release_data_t {
gNB_RRC_INST *rrc;
f1ap_ue_context_release_cmd_t *release_cmd;
sctp_assoc_t assoc_id;
} deliver_ue_ctxt_release_data_t;
static void rrc_deliver_ue_ctxt_release_cmd(void *deliver_pdu_data, ue_id_t ue_id, int srb_id, char *buf, int size, int sdu_id)
{
@@ -2474,7 +2494,7 @@ static void rrc_deliver_ue_ctxt_release_cmd(void *deliver_pdu_data, ue_id_t ue_i
deliver_ue_ctxt_release_data_t *data = deliver_pdu_data;
data->release_cmd->rrc_container = (uint8_t*) buf;
data->release_cmd->rrc_container_length = size;
data->rrc->mac_rrc.ue_context_release_command(data->release_cmd);
data->rrc->mac_rrc.ue_context_release_command(data->assoc_id, data->release_cmd);
}
//-----------------------------------------------------------------------------
@@ -2500,6 +2520,7 @@ rrc_gNB_generate_RRCRelease(
gNB_RRC_INST *rrc = RC.nrrrc[ctxt_pP->module_id];
const gNB_RRC_UE_t *UE = &ue_context_pP->ue_context;
f1_ue_data_t ue_data = cu_get_f1_ue_data(UE->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_ue_context_release_cmd_t ue_context_release_cmd = {
.gNB_CU_ue_id = UE->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -2507,7 +2528,7 @@ rrc_gNB_generate_RRCRelease(
.cause_value = 10, // 10 = F1AP_CauseRadioNetwork_normal_release
.srb_id = DCCH,
};
deliver_ue_ctxt_release_data_t data = {.rrc = rrc, .release_cmd = &ue_context_release_cmd};
deliver_ue_ctxt_release_data_t data = {.rrc = rrc, .release_cmd = &ue_context_release_cmd, .assoc_id = ue_data.du_assoc_id};
nr_pdcp_data_req_srb(ctxt_pP->rntiMaybeUEid, DCCH, rrc_gNB_mui++, size, buffer, rrc_deliver_ue_ctxt_release_cmd, &data);
sctp_assoc_t assoc_id = get_existing_cuup_for_ue(rrc, UE);
@@ -2644,6 +2665,7 @@ void rrc_gNB_trigger_release_bearer(int rnti)
f1ap_drb_to_be_released_t drbs_to_be_released[1] = {{.rb_id = drb_id}};
f1_ue_data_t ue_data = cu_get_f1_ue_data(ue->rrc_ue_id);
RETURN_IF_INVALID_ASSOC_ID(ue_data);
f1ap_ue_context_modif_req_t ue_context_modif_req = {
.gNB_CU_ue_id = ue->rrc_ue_id,
.gNB_DU_ue_id = ue_data.secondary_ue,
@@ -2659,7 +2681,7 @@ void rrc_gNB_trigger_release_bearer(int rnti)
.drbs_to_be_released_length = 1,
.drbs_to_be_released = drbs_to_be_released,
};
rrc->mac_rrc.ue_context_modification_request(&ue_context_modif_req);
rrc->mac_rrc.ue_context_modification_request(ue_data.du_assoc_id, &ue_context_modif_req);
}
int rrc_gNB_generate_pcch_msg(sctp_assoc_t assoc_id, const NR_SIB1_t *sib1, uint32_t tmsi, uint8_t paging_drx)
openair2/RRC/NR/rrc_gNB_du.c
+7 -7
View File
@@ -54,13 +54,13 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
const f1ap_setup_req_t *other = rrc->du->setup_req;
LOG_E(NR_RRC, "can only handle one DU, but already serving DU %ld (%s)\n", other->gNB_DU_id, other->gNB_DU_name);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseRadioNetwork_gNB_CU_Cell_Capacity_Exceeded};
rrc->mac_rrc.f1_setup_failure(&fail);
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
if (req->num_cells_available != 1) {
LOG_E(NR_RRC, "can only handle on DU cell, but gNB_DU %ld has %d\n", req->gNB_DU_id, req->num_cells_available);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseRadioNetwork_gNB_CU_Cell_Capacity_Exceeded};
rrc->mac_rrc.f1_setup_failure(&fail);
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
f1ap_served_cell_info_t *cell_info = &req->cell[0].info;
@@ -74,7 +74,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
cell_info->plmn.mnc,
cell_info->nr_cellid);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseRadioNetwork_plmn_not_served_by_the_gNB_CU};
rrc->mac_rrc.f1_setup_failure(&fail);
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
// if there is no system info or no SIB1 and we run in SA mode, we cannot handle it
@@ -82,7 +82,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
if (sys_info == NULL || sys_info->mib == NULL || (sys_info->sib1 == NULL && get_softmodem_params()->sa)) {
LOG_E(NR_RRC, "no system information provided by DU, rejecting\n");
f1ap_setup_failure_t fail = {.cause = F1AP_CauseProtocol_semantic_error};
rrc->mac_rrc.f1_setup_failure(&fail);
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
@@ -94,7 +94,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
|| mib->message.choice.messageClassExtension == NULL) {
LOG_E(RRC, "Failed to decode NR_BCCH_BCH_MESSAGE (%zu bits) of DU, rejecting DU\n", dec_rval.consumed);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseProtocol_semantic_error};
rrc->mac_rrc.f1_setup_failure(&fail);
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
ASN_STRUCT_FREE(asn_DEF_NR_BCCH_BCH_Message, mib);
return;
}
@@ -105,7 +105,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
if (dec_rval.code != RC_OK) {
LOG_E(RRC, "Failed to decode NR_SIB1 (%zu bits) of DU, rejecting DU\n", dec_rval.consumed);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseProtocol_semantic_error};
rrc->mac_rrc.f1_setup_failure(&fail);
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
ASN_STRUCT_FREE(asn_DEF_NR_SIB1, sib1);
return;
}
@@ -140,7 +140,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
f1ap_setup_resp_t resp = {.num_cells_to_activate = 1, .cells_to_activate[0] = cell};
if (rrc->node_name != NULL)
resp.gNB_CU_name = strdup(rrc->node_name);
rrc->mac_rrc.f1_setup_response(&resp);
rrc->mac_rrc.f1_setup_response(assoc_id, &resp);
/*
MessageDef *msg_p2 = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_GNB_CU_CONFIGURATION_UPDATE);