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Introduce triggering of PDCP and RLC configuration for the list of added DRBs

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-Upon reception of SgNB Addition Request from the eNB, the gNB configures pdcp and rlc entities for the list of DRBs provided from the eNB
This commit is contained in:
Raymond Knopp
2020-05-04 18:12:20 +02:00
parent 017a6ef141
commit 632ef048c8
4 changed files with 59 additions and 7 deletions
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openair2/LAYER2/nr_rlc/nr_rlc_entity_am.c
+4 -1
View File
@@ -109,7 +109,8 @@ static void consider_retransmission(nr_rlc_entity_am_t *entity,
* upper layers should deal with this condition, internally it's better
* for the RLC code to keep going with this segment (we only remove
* a segment that was ACKed)
*/
*/
LOG_D(RLC, "RLC segment to be added at the ReTx list \n");
nr_rlc_sdu_segment_list_append(&entity->retransmit_list,
&entity->retransmit_end,
cur);
@@ -1588,6 +1589,8 @@ void nr_rlc_entity_am_recv_sdu(nr_rlc_entity_t *_entity,
sdu = nr_rlc_new_sdu(buffer, size, sdu_id);
LOG_I(RLC, "Created new RLC SDU and append it to the RLC list \n");
nr_rlc_sdu_segment_list_append(&entity->tx_list, &entity->tx_end, sdu);
}
openair2/RRC/NR/nr_rrc_proto.h
+1 -1
View File
@@ -82,7 +82,7 @@ void fill_default_reconfig(NR_ServingCellConfigCommon_t *servingcellconfigcommon
int n_physical_antenna_ports,
int initial_csi_index);
void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig);
void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig, long eps_BearerIdentity, long drb_Identity);
int generate_CG_Config(gNB_RRC_INST *rrc,
NR_CG_Config_t *cg_Config,
openair2/RRC/NR/rrc_gNB_nsa.c
+50 -1
View File
@@ -36,9 +36,32 @@
//#include "NR_UE-CapabilityRAT-ContainerList.h"
#include "LTE_UE-CapabilityRAT-ContainerList.h"
#include "NR_CG-Config.h"
//#include "NR_SRB-ToAddModList.h"
#include "openair2/LAYER2/NR_MAC_gNB/mac_proto.h"
#include "openair2/RRC/LTE/rrc_eNB_GTPV1U.h"
extern boolean_t nr_rrc_pdcp_config_asn1_req(
const protocol_ctxt_t *const ctxt_pP,
NR_SRB_ToAddModList_t *const srb2add_list,
NR_DRB_ToAddModList_t *const drb2add_list,
NR_DRB_ToReleaseList_t *const drb2release_list,
const uint8_t security_modeP,
uint8_t *const kRRCenc,
uint8_t *const kRRCint,
uint8_t *const kUPenc
#if (LTE_RRC_VERSION >= MAKE_VERSION(9, 0, 0))
,LTE_PMCH_InfoList_r9_t *pmch_InfoList_r9
#endif
,rb_id_t *const defaultDRB,
struct NR_CellGroupConfig__rlc_BearerToAddModList *rlc_bearer2add_list);
extern rlc_op_status_t nr_rrc_rlc_config_asn1_req (const protocol_ctxt_t * const ctxt_pP,
const NR_SRB_ToAddModList_t * const srb2add_listP,
const NR_DRB_ToAddModList_t * const drb2add_listP,
const NR_DRB_ToReleaseList_t * const drb2release_listP,
const LTE_PMCH_InfoList_r9_t * const pmch_InfoList_r9_pP,
struct NR_CellGroupConfig__rlc_BearerToAddModList *rlc_bearer2add_list);
void rrc_parse_ue_capabilities(gNB_RRC_INST *rrc, LTE_UE_CapabilityRAT_ContainerList_t *UE_CapabilityRAT_ContainerList, x2ap_ENDC_sgnb_addition_req_t *m) {
struct rrc_gNB_ue_context_s *ue_context_p = NULL;
@@ -132,8 +155,13 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_
carrier->initial_csi_index[rrc->Nb_ue]);
ue_context_p->ue_context.rb_config = calloc(1,sizeof(NR_RRCReconfiguration_t));
//NR_CellGroupConfig_t *secondaryCellGroup = ue_context_p->ue_context.secondaryCellGroup;
//secondaryCellGroup->rlc_BearerToAddModList->list.array[0]->rlc_Config
fill_default_rbconfig(ue_context_p->ue_context.rb_config);
if(m!=NULL)
fill_default_rbconfig(ue_context_p->ue_context.rb_config, m->e_rabs_tobeadded[0].e_rab_id, m->e_rabs_tobeadded[0].drb_ID);
else
fill_default_rbconfig(ue_context_p->ue_context.rb_config, 5, 1);
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));
@@ -232,6 +260,27 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_
1, // add_ue flag
ue_context_p->ue_id_rnti,
ue_context_p->ue_context.secondaryCellGroup);
nr_rrc_pdcp_config_asn1_req(
&ctxt,
(NR_SRB_ToAddModList_t *) NULL,
ue_context_p->ue_context.rb_config->drb_ToAddModList ,
ue_context_p->ue_context.rb_config->drb_ToReleaseList,
0xff,
NULL,
NULL,
NULL,
NULL,
NULL,
ue_context_p->ue_context.secondaryCellGroup->rlc_BearerToAddModList);
nr_rrc_rlc_config_asn1_req (&ctxt,
(NR_SRB_ToAddModList_t *) NULL,
ue_context_p->ue_context.rb_config->drb_ToAddModList,
ue_context_p->ue_context.rb_config->drb_ToReleaseList,
(LTE_PMCH_InfoList_r9_t *) NULL,
ue_context_p->ue_context.secondaryCellGroup);
}
openair2/RRC/NR/rrc_gNB_reconfig.c
+4 -4
View File
@@ -62,7 +62,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
NR_RLC_BearerConfig_t *RLC_BearerConfig = calloc(1,sizeof(*RLC_BearerConfig));
RLC_BearerConfig->logicalChannelIdentity = 4;
RLC_BearerConfig->logicalChannelIdentity = 3;
RLC_BearerConfig->servedRadioBearer = calloc(1,sizeof(*RLC_BearerConfig->servedRadioBearer));
RLC_BearerConfig->servedRadioBearer->present = NR_RLC_BearerConfig__servedRadioBearer_PR_drb_Identity;
@@ -2046,7 +2046,7 @@ void fill_default_reconfig(NR_ServingCellConfigCommon_t *servingcellconfigcommon
reconfig->nonCriticalExtension = NULL;
}
void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig) {
void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig, long eps_BearerIdentity, long drb_Identity) {
rbconfig->srb_ToAddModList = NULL;
rbconfig->srb3_ToRelease = NULL;
@@ -2054,8 +2054,8 @@ void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig) {
NR_DRB_ToAddMod_t *drb_ToAddMod = calloc(1,sizeof(*drb_ToAddMod));
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 = 1;
drb_ToAddMod->cnAssociation->choice.eps_BearerIdentity= eps_BearerIdentity; //5;
drb_ToAddMod->drb_Identity = drb_Identity;
drb_ToAddMod->reestablishPDCP = NULL;
drb_ToAddMod->recoverPDCP = NULL;
drb_ToAddMod->pdcp_Config = calloc(1,sizeof(*drb_ToAddMod->pdcp_Config));