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Merge remote-tracking branch 'origin/int-f1-ue-ctxt-modif' into integration_2023_w21

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This commit is contained in:
Robert Schmidt
2023-05-26 16:48:27 +02:00
parent 5be3dcf341 307e08cbc7
commit 2e94b8ed07
22 changed files with 421 additions and 375 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
-10
View File
@@ -44,10 +44,6 @@
#include "openair2/LAYER2/nr_rlc/nr_rlc_oai_api.h"
/* TODO REMOVE_DU_RRC: the RRC in the DU is a hack and should be taken out in the future */
#include "RRC/NR/nr_rrc_extern.h"
#include "RRC/NR/rrc_gNB_UE_context.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
#include "RRC/NR/MESSAGES/asn1_msg.h"
#include "intertask_interface.h"
@@ -2944,12 +2940,6 @@ void prepare_initial_ul_rrc_message(gNB_MAC_INST *mac, NR_UE_info_t *UE)
UE->CellGroup = cellGroupConfig;
nr_mac_update_cellgroup(mac, UE->rnti, cellGroupConfig);
/* TODO REMOVE_DU_RRC: the RRC in the DU is a hack and should be taken out in the future */
if (NODE_IS_DU(rrc->node_type)) {
rrc_gNB_ue_context_t *ue = rrc_gNB_create_ue_context(UE->rnti, rrc, UE->rnti);
ue->ue_context.masterCellGroup = cellGroupConfig;
}
/* activate SRB0 */
nr_rlc_activate_srb0(UE->rnti, mac, UE, send_initial_ul_rrc_message);
openair2/LAYER2/NR_MAC_gNB/mac_rrc_dl_handler.c
+119 -25
View File
@@ -33,25 +33,27 @@ static NR_RLC_BearerConfig_t *get_bearerconfig_from_srb(const f1ap_srb_to_be_set
return get_SRB_RLC_BearerConfig(srb->srb_id, priority, bucket);
}
static void handle_ue_context_srbs_setup(const f1ap_ue_context_setup_t *req,
f1ap_ue_context_setup_t *resp,
NR_CellGroupConfig_t *cellGroupConfig)
static int handle_ue_context_srbs_setup(int rnti,
int srbs_len,
const f1ap_srb_to_be_setup_t *req_srbs,
f1ap_srb_to_be_setup_t **resp_srbs,
NR_CellGroupConfig_t *cellGroupConfig)
{
DevAssert(req != NULL && resp != NULL && cellGroupConfig != NULL);
DevAssert(req_srbs != NULL && resp_srbs != NULL && cellGroupConfig != NULL);
resp->srbs_to_be_setup_length = req->srbs_to_be_setup_length;
resp->srbs_to_be_setup = calloc(req->srbs_to_be_setup_length, sizeof(*resp->srbs_to_be_setup));
AssertFatal(resp->srbs_to_be_setup != NULL, "out of memory\n");
for (int i = 0; i < req->srbs_to_be_setup_length; i++) {
f1ap_srb_to_be_setup_t *srb = &req->srbs_to_be_setup[i];
*resp_srbs = calloc(srbs_len, sizeof(**resp_srbs));
AssertFatal(*resp_srbs != NULL, "out of memory\n");
for (int i = 0; i < srbs_len; i++) {
const f1ap_srb_to_be_setup_t *srb = &req_srbs[i];
NR_RLC_BearerConfig_t *rlc_BearerConfig = get_bearerconfig_from_srb(srb);
nr_rlc_add_srb(req->rnti, srb->srb_id, rlc_BearerConfig);
nr_rlc_add_srb(rnti, srb->srb_id, rlc_BearerConfig);
resp->srbs_to_be_setup[i] = *srb;
(*resp_srbs)[i] = *srb;
int ret = ASN_SEQUENCE_ADD(&cellGroupConfig->rlc_BearerToAddModList->list, rlc_BearerConfig);
DevAssert(ret == 0);
}
return srbs_len;
}
static NR_RLC_BearerConfig_t *get_bearerconfig_from_drb(const f1ap_drb_to_be_setup_t *drb)
@@ -61,27 +63,31 @@ static NR_RLC_BearerConfig_t *get_bearerconfig_from_drb(const f1ap_drb_to_be_set
return get_DRB_RLC_BearerConfig(3 + drb->drb_id, drb->drb_id, rlc_conf, priority);
}
static void handle_ue_context_drbs_setup(const f1ap_ue_context_setup_t *req,
f1ap_ue_context_setup_t *resp,
NR_CellGroupConfig_t *cellGroupConfig)
static int handle_ue_context_drbs_setup(int rnti,
int drbs_len,
const f1ap_drb_to_be_setup_t *req_drbs,
f1ap_drb_to_be_setup_t **resp_drbs,
NR_CellGroupConfig_t *cellGroupConfig)
{
DevAssert(req != NULL && resp != NULL && cellGroupConfig != NULL);
DevAssert(req_drbs != NULL && resp_drbs != NULL && cellGroupConfig != NULL);
/* Note: the actual GTP tunnels are created in the F1AP breanch of
* ue_context_*_response() */
resp->drbs_to_be_setup_length = req->drbs_to_be_setup_length;
resp->drbs_to_be_setup = calloc(req->drbs_to_be_setup_length, sizeof(*resp->drbs_to_be_setup));
AssertFatal(resp->drbs_to_be_setup != NULL, "out of memory\n");
for (int i = 0; i < req->drbs_to_be_setup_length; i++) {
f1ap_drb_to_be_setup_t *drb = &req->drbs_to_be_setup[i];
*resp_drbs = calloc(drbs_len, sizeof(**resp_drbs));
AssertFatal(*resp_drbs != NULL, "out of memory\n");
for (int i = 0; i < drbs_len; i++) {
const f1ap_drb_to_be_setup_t *drb = &req_drbs[i];
NR_RLC_BearerConfig_t *rlc_BearerConfig = get_bearerconfig_from_drb(drb);
nr_rlc_add_drb(req->rnti, drb->drb_id, rlc_BearerConfig);
nr_rlc_add_drb(rnti, drb->drb_id, rlc_BearerConfig);
resp->drbs_to_be_setup[i] = *drb;
(*resp_drbs)[i] = *drb;
// just put same number of tunnels in DL as in UL
(*resp_drbs)[i].up_dl_tnl_length = drb->up_ul_tnl_length;
int ret = ASN_SEQUENCE_ADD(&cellGroupConfig->rlc_BearerToAddModList->list, rlc_BearerConfig);
DevAssert(ret == 0);
}
return drbs_len;
}
void ue_context_setup_request(const f1ap_ue_context_setup_t *req)
@@ -105,11 +111,20 @@ void ue_context_setup_request(const f1ap_ue_context_setup_t *req)
NR_UE_info_t *UE = find_nr_UE(&RC.nrmac[0]->UE_info, req->rnti);
AssertFatal(UE != NULL, "did not find UE with RNTI %04x, but UE Context Setup Failed not implemented\n", req->rnti);
if (req->srbs_to_be_setup_length > 0)
handle_ue_context_srbs_setup(req, &resp, UE->CellGroup);
if (req->srbs_to_be_setup_length > 0) {
resp.srbs_to_be_setup_length = handle_ue_context_srbs_setup(req->rnti,
req->srbs_to_be_setup_length,
req->srbs_to_be_setup,
&resp.srbs_to_be_setup,
UE->CellGroup);
}
if (req->drbs_to_be_setup_length > 0) {
handle_ue_context_drbs_setup(req, &resp, NULL);
resp.drbs_to_be_setup_length = handle_ue_context_drbs_setup(req->rnti,
req->drbs_to_be_setup_length,
req->drbs_to_be_setup,
&resp.drbs_to_be_setup,
UE->CellGroup);
}
if (req->rrc_container != NULL)
@@ -147,6 +162,85 @@ void ue_context_setup_request(const f1ap_ue_context_setup_t *req)
free(resp.du_to_cu_rrc_information);
}
void ue_context_modification_request(const f1ap_ue_context_modif_req_t *req)
{
gNB_MAC_INST *mac = RC.nrmac[0];
f1ap_ue_context_modif_resp_t resp = {
.gNB_CU_ue_id = req->gNB_CU_ue_id,
.gNB_DU_ue_id = req->gNB_DU_ue_id,
.rnti = req->rnti,
};
if (req->cu_to_du_rrc_information != NULL) {
AssertFatal(req->cu_to_du_rrc_information->cG_ConfigInfo == NULL, "CG-ConfigInfo not handled\n");
AssertFatal(req->cu_to_du_rrc_information->uE_CapabilityRAT_ContainerList == NULL, "UE capabilities not handled yet\n");
AssertFatal(req->cu_to_du_rrc_information->measConfig == NULL, "MeasConfig not handled\n");
}
NR_SCHED_LOCK(&mac->sched_lock);
NR_UE_info_t *UE = find_nr_UE(&RC.nrmac[0]->UE_info, req->rnti);
if (req->srbs_to_be_setup_length > 0) {
resp.srbs_to_be_setup_length = handle_ue_context_srbs_setup(req->rnti,
req->srbs_to_be_setup_length,
req->srbs_to_be_setup,
&resp.srbs_to_be_setup,
UE->CellGroup);
}
if (req->drbs_to_be_setup_length > 0) {
resp.drbs_to_be_setup_length = handle_ue_context_drbs_setup(req->rnti,
req->drbs_to_be_setup_length,
req->drbs_to_be_setup,
&resp.drbs_to_be_setup,
UE->CellGroup);
}
if (req->rrc_container != NULL)
nr_rlc_srb_recv_sdu(req->rnti, DCCH, req->rrc_container, req->rrc_container_length);
if (req->ReconfigComplOutcome != RRCreconf_info_not_present && req->ReconfigComplOutcome != RRCreconf_success) {
LOG_E(NR_MAC,
"RRC reconfiguration outcome unsuccessful, but no rollback mechanism implemented to come back to old configuration\n");
}
if (req->srbs_to_be_setup_length > 0 || req->drbs_to_be_setup_length > 0) {
/* TODO: if we change e.g. BWP or MCS table, need to automatically call
* configure_UE_BWP() (form nr_mac_update_timers()) after some time? */
resp.du_to_cu_rrc_information = calloc(1, sizeof(du_to_cu_rrc_information_t));
AssertFatal(resp.du_to_cu_rrc_information != NULL, "out of memory\n");
resp.du_to_cu_rrc_information->cellGroupConfig = calloc(1, 1024);
AssertFatal(resp.du_to_cu_rrc_information->cellGroupConfig != NULL, "out of memory\n");
asn_enc_rval_t enc_rval = uper_encode_to_buffer(&asn_DEF_NR_CellGroupConfig,
NULL,
UE->CellGroup,
resp.du_to_cu_rrc_information->cellGroupConfig,
1024);
AssertFatal(enc_rval.encoded > 0, "Could not encode CellGroup, failed element %s\n", enc_rval.failed_type->name);
resp.du_to_cu_rrc_information->cellGroupConfig_length = (enc_rval.encoded + 7) >> 3;
/* works? */
nr_mac_update_cellgroup(RC.nrmac[0], req->rnti, UE->CellGroup);
}
NR_SCHED_UNLOCK(&mac->sched_lock);
/* some sanity checks, since we use the same type for request and response */
DevAssert(resp.cu_to_du_rrc_information == NULL);
// resp.du_to_cu_rrc_information can be either NULL or not
DevAssert(resp.rrc_container == NULL && resp.rrc_container_length == 0);
mac->mac_rrc.ue_context_modification_response(req, &resp);
/* free the memory we allocated above */
free(resp.srbs_to_be_setup);
free(resp.drbs_to_be_setup);
if (resp.du_to_cu_rrc_information != NULL) {
free(resp.du_to_cu_rrc_information->cellGroupConfig);
free(resp.du_to_cu_rrc_information);
}
}
void ue_context_release_command(const f1ap_ue_context_release_cmd_t *cmd)
{
/* mark UE as to be deleted after PUSCH failure */
openair2/LAYER2/NR_MAC_gNB/mac_rrc_dl_handler.h
+1
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@@ -26,6 +26,7 @@
#include "f1ap_messages_types.h"
void ue_context_setup_request(const f1ap_ue_context_setup_t *req);
void ue_context_modification_request(const f1ap_ue_context_modif_req_t *req);
void ue_context_release_command(const f1ap_ue_context_release_cmd_t *cmd);
int dl_rrc_message(module_id_t module_id, const f1ap_dl_rrc_message_t *dl_rrc);
openair2/LAYER2/NR_MAC_gNB/mac_rrc_ul.h
+2
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@@ -26,6 +26,8 @@
#include "f1ap_messages_types.h"
typedef void (*ue_context_setup_response_func_t)(const f1ap_ue_context_setup_t* req, const f1ap_ue_context_setup_t *resp);
typedef void (*ue_context_modification_response_func_t)(const f1ap_ue_context_modif_req_t *req,
const f1ap_ue_context_modif_resp_t *resp);
typedef void (*ue_context_release_request_func_t)(const f1ap_ue_context_release_req_t* req);
typedef void (*ue_context_release_complete_func_t)(const f1ap_ue_context_release_complete_t *complete);
openair2/LAYER2/NR_MAC_gNB/mac_rrc_ul_direct.c
+58
View File
@@ -55,6 +55,63 @@ static void ue_context_setup_response_direct(const f1ap_ue_context_setup_t *req,
itti_send_msg_to_task(TASK_RRC_GNB, 0, msg);
}
static void ue_context_modification_response_direct(const f1ap_ue_context_modif_req_t *req,
const f1ap_ue_context_modif_resp_t *resp)
{
(void)req; /* we don't need the request -- it is to set up GTP in F1 case */
MessageDef *msg = itti_alloc_new_message(TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_MODIFICATION_RESP);
f1ap_ue_context_modif_resp_t *f1ap_msg = &F1AP_UE_CONTEXT_MODIFICATION_RESP(msg);
f1ap_msg->gNB_CU_ue_id = resp->gNB_CU_ue_id;
f1ap_msg->gNB_DU_ue_id = resp->gNB_DU_ue_id;
f1ap_msg->rnti = resp->rnti;
f1ap_msg->mcc = resp->mcc;
f1ap_msg->mnc = resp->mnc;
f1ap_msg->mnc_digit_length = resp->mnc_digit_length;
f1ap_msg->nr_cellid = resp->nr_cellid;
f1ap_msg->servCellIndex = resp->servCellIndex;
AssertFatal(resp->cellULConfigured == NULL, "not handled\n");
f1ap_msg->servCellId = resp->servCellId;
DevAssert(resp->cu_to_du_rrc_information == NULL && resp->cu_to_du_rrc_information_length == 0);
if (resp->du_to_cu_rrc_information) {
f1ap_msg->du_to_cu_rrc_information = malloc(sizeof(*resp->du_to_cu_rrc_information));
AssertFatal(f1ap_msg->du_to_cu_rrc_information != NULL, "out of memory\n");
f1ap_msg->du_to_cu_rrc_information_length = resp->du_to_cu_rrc_information_length;
du_to_cu_rrc_information_t *du2cu = f1ap_msg->du_to_cu_rrc_information;
du2cu->cellGroupConfig_length = resp->du_to_cu_rrc_information->cellGroupConfig_length;
du2cu->cellGroupConfig = calloc(du2cu->cellGroupConfig_length, sizeof(*du2cu->cellGroupConfig));
AssertFatal(du2cu->cellGroupConfig != NULL, "out of memory\n");
memcpy(du2cu->cellGroupConfig, resp->du_to_cu_rrc_information->cellGroupConfig, du2cu->cellGroupConfig_length);
}
if (resp->drbs_to_be_setup_length > 0) {
DevAssert(resp->drbs_to_be_setup != NULL);
f1ap_msg->drbs_to_be_setup_length = resp->drbs_to_be_setup_length;
f1ap_msg->drbs_to_be_setup = calloc(f1ap_msg->drbs_to_be_setup_length, sizeof(*f1ap_msg->drbs_to_be_setup));
for (int i = 0; i < f1ap_msg->drbs_to_be_setup_length; ++i)
f1ap_msg->drbs_to_be_setup[i] = resp->drbs_to_be_setup[i];
}
DevAssert(resp->drbs_to_be_modified == NULL && resp->drbs_to_be_modified_length == 0);
f1ap_msg->QoS_information_type = resp->QoS_information_type;
AssertFatal(resp->drbs_failed_to_be_setup_length == 0 && resp->drbs_failed_to_be_setup == NULL, "not implemented yet\n");
if (resp->srbs_to_be_setup_length > 0) {
DevAssert(resp->srbs_to_be_setup != NULL);
f1ap_msg->srbs_to_be_setup_length = resp->srbs_to_be_setup_length;
f1ap_msg->srbs_to_be_setup = calloc(f1ap_msg->srbs_to_be_setup_length, sizeof(*f1ap_msg->srbs_to_be_setup));
for (int i = 0; i < f1ap_msg->srbs_to_be_setup_length; ++i)
f1ap_msg->srbs_to_be_setup[i] = resp->srbs_to_be_setup[i];
}
AssertFatal(resp->srbs_failed_to_be_setup_length == 0 && resp->srbs_failed_to_be_setup == NULL, "not implemented yet\n");
DevAssert(resp->rrc_container == NULL && resp->rrc_container_length == 0);
itti_send_msg_to_task(TASK_RRC_GNB, 0, msg);
}
static void ue_context_release_request_direct(const f1ap_ue_context_release_req_t* req)
{
MessageDef *msg = itti_alloc_new_message(TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_RELEASE_REQ);
@@ -94,6 +151,7 @@ static void initial_ul_rrc_message_transfer_direct(module_id_t module_id, const
void mac_rrc_ul_direct_init(struct nr_mac_rrc_ul_if_s *mac_rrc)
{
mac_rrc->ue_context_setup_response = ue_context_setup_response_direct;
mac_rrc->ue_context_modification_response = ue_context_modification_response_direct;
mac_rrc->ue_context_release_request = ue_context_release_request_direct;
mac_rrc->ue_context_release_complete = ue_context_release_complete_direct;
mac_rrc->initial_ul_rrc_message_transfer = initial_ul_rrc_message_transfer_direct;
openair2/LAYER2/NR_MAC_gNB/mac_rrc_ul_f1ap.c
+37
View File
@@ -60,6 +60,42 @@ static void ue_context_setup_response_f1ap(const f1ap_ue_context_setup_t *req, c
itti_send_msg_to_task(TASK_DU_F1, 0, msg);
}
static void ue_context_modification_response_f1ap(const f1ap_ue_context_modif_req_t *req, const f1ap_ue_context_modif_resp_t *resp)
{
MessageDef *msg = itti_alloc_new_message(TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_MODIFICATION_RESP);
f1ap_ue_context_modif_resp_t *f1ap_msg = &F1AP_UE_CONTEXT_MODIFICATION_RESP(msg);
/* copy all fields, but reallocate rrc_containers! */
*f1ap_msg = *resp;
if (resp->srbs_to_be_setup_length > 0) {
DevAssert(resp->srbs_to_be_setup != NULL);
f1ap_msg->srbs_to_be_setup_length = resp->srbs_to_be_setup_length;
f1ap_msg->srbs_to_be_setup = calloc(f1ap_msg->srbs_to_be_setup_length, sizeof(*f1ap_msg->srbs_to_be_setup));
for (int i = 0; i < f1ap_msg->srbs_to_be_setup_length; ++i)
f1ap_msg->srbs_to_be_setup[i] = resp->srbs_to_be_setup[i];
}
if (resp->drbs_to_be_setup_length > 0) {
DevAssert(resp->drbs_to_be_setup != NULL);
f1ap_msg->drbs_to_be_setup_length = resp->drbs_to_be_setup_length;
f1ap_msg->drbs_to_be_setup = calloc(f1ap_msg->drbs_to_be_setup_length, sizeof(*f1ap_msg->drbs_to_be_setup));
for (int i = 0; i < f1ap_msg->drbs_to_be_setup_length; ++i)
f1ap_msg->drbs_to_be_setup[i] = resp->drbs_to_be_setup[i];
}
if (resp->du_to_cu_rrc_information != NULL) {
f1ap_msg->du_to_cu_rrc_information = calloc(1, sizeof(*resp->du_to_cu_rrc_information));
AssertFatal(f1ap_msg->du_to_cu_rrc_information != NULL, "out of memory\n");
f1ap_msg->du_to_cu_rrc_information_length = resp->du_to_cu_rrc_information_length;
du_to_cu_rrc_information_t *du2cu = f1ap_msg->du_to_cu_rrc_information;
du2cu->cellGroupConfig_length = resp->du_to_cu_rrc_information->cellGroupConfig_length;
du2cu->cellGroupConfig = calloc(du2cu->cellGroupConfig_length, sizeof(*du2cu->cellGroupConfig));
AssertFatal(du2cu->cellGroupConfig != NULL, "out of memory\n");
memcpy(du2cu->cellGroupConfig, resp->du_to_cu_rrc_information->cellGroupConfig, du2cu->cellGroupConfig_length);
}
itti_send_msg_to_task(TASK_DU_F1, 0, msg);
}
static void ue_context_release_request_f1ap(const f1ap_ue_context_release_req_t* req)
{
MessageDef *msg = itti_alloc_new_message(TASK_MAC_GNB, 0, F1AP_UE_CONTEXT_RELEASE_REQ);
@@ -101,6 +137,7 @@ static void initial_ul_rrc_message_transfer_f1ap(module_id_t module_id, const f1
void mac_rrc_ul_f1ap_init(struct nr_mac_rrc_ul_if_s *mac_rrc)
{
mac_rrc->ue_context_setup_response = ue_context_setup_response_f1ap;
mac_rrc->ue_context_modification_response = ue_context_modification_response_f1ap;
mac_rrc->ue_context_release_request = ue_context_release_request_f1ap;
mac_rrc->ue_context_release_complete = ue_context_release_complete_f1ap;
mac_rrc->initial_ul_rrc_message_transfer = initial_ul_rrc_message_transfer_f1ap;
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+1
View File
@@ -662,6 +662,7 @@ typedef struct NR_bler_options {
typedef struct nr_mac_rrc_ul_if_s {
ue_context_setup_response_func_t ue_context_setup_response;
ue_context_modification_response_func_t ue_context_modification_response;
ue_context_release_request_func_t ue_context_release_request;
ue_context_release_complete_func_t ue_context_release_complete;
initial_ul_rrc_message_transfer_func_t initial_ul_rrc_message_transfer;