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Merged latest develop to nfapi

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This commit is contained in:
Mahesh
2020-11-19 22:33:39 +05:30
parent 7c110d7745 40141270e3
commit 87105d77cf
424 changed files with 26528 additions and 12403 deletions
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openair2/COMMON/gtpv1_u_messages_types.h
+2
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@@ -98,6 +98,7 @@ typedef struct gtpv1u_enb_delete_tunnel_req_s {
uint8_t num_erab;
ebi_t eps_bearer_id[GTPV1U_MAX_BEARERS_PER_UE];
//teid_t enb_S1u_teid; ///< local SGW S11 Tunnel Endpoint Identifier
int from_gnb; ///< Indicates if the message comes from gNB or eNB (1 = comes from gNB, 0 from eNB)
} gtpv1u_enb_delete_tunnel_req_t;
typedef struct gtpv1u_enb_delete_tunnel_resp_s {
@@ -170,4 +171,5 @@ typedef struct {
in_addr_t enb_ip_address_for_S1u_S12_S4_up;
tcp_udp_port_t enb_port_for_S1u_S12_S4_up;
} Gtpv1uS1Req;
#endif /* GTPV1_U_MESSAGES_TYPES_H_ */
openair2/COMMON/platform_constants.h
-13
View File
@@ -65,18 +65,6 @@
#define MAX_NR_RRC_UE_CONTEXTS 64
#ifndef UE_EXPANSION
// TODO:L2 FAPI simulator.
// UESIM_EXPANSION is used to be same value of MAX_MOBILES_PER_ENB
// in eNB and UE.
// now , if we use --mu option in UE, compiling error will occur.
// This problem will be fixed in the future.
#ifdef UESIM_EXPANSION
#define MAX_MOBILES_PER_ENB 256
#define MAX_MOBILES_PER_ENB_NB_IoT 256
#define MAX_MOBILES_PER_GNB 256
#define MAX_eNB 2
#define MAX_gNB 2
#else
#ifdef LARGE_SCALE
#define MAX_MOBILES_PER_ENB 128
#define MAX_MOBILES_PER_ENB_NB_IoT 128
@@ -90,7 +78,6 @@
#define MAX_eNB 2
#define MAX_gNB 2
#endif
#endif
#else
#define MAX_MOBILES_PER_ENB 256
#define MAX_MOBILES_PER_ENB_NB_IoT 256
openair2/COMMON/rrc_messages_types.h
+2
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@@ -323,6 +323,8 @@ typedef struct RrcConfigurationReq_s {
char *discRxPoolPS_ResourceConfig_subframeBitmap_choice_bs_buf[MAX_NUM_CCs];
long discRxPoolPS_ResourceConfig_subframeBitmap_choice_bs_size[MAX_NUM_CCs];
long discRxPoolPS_ResourceConfig_subframeBitmap_choice_bs_bits_unused[MAX_NUM_CCs];
//Nr secondary cell group SSB central frequency (for ENDC NSA)
int nr_scg_ssb_freq;
} RrcConfigurationReq;
#define MAX_NUM_NBIOT_CELEVELS 3
openair2/COMMON/s1ap_messages_types.h
+1
View File
@@ -386,6 +386,7 @@ typedef struct s1ap_register_enb_req_s {
uint8_t nb_mme;
/* List of MME to connect to */
net_ip_address_t mme_ip_address[S1AP_MAX_NB_MME_IP_ADDRESS];
uint16_t mme_port[S1AP_MAX_NB_MME_IP_ADDRESS];
uint8_t broadcast_plmn_num[S1AP_MAX_NB_MME_IP_ADDRESS];
uint8_t broadcast_plmn_index[S1AP_MAX_NB_MME_IP_ADDRESS][PLMN_LIST_MAX_SIZE];
openair2/COMMON/x2ap_messages_def.h
+14 -5
View File
@@ -48,10 +48,19 @@ MESSAGE_DEF(X2AP_HANDOVER_CANCEL , MESSAGE_PRIORITY_MED, x2ap_han
/* handover messages X2AP <-> S1AP */
MESSAGE_DEF(X2AP_UE_CONTEXT_RELEASE , MESSAGE_PRIORITY_MED, x2ap_ue_context_release_t , x2ap_ue_context_release)
/*Senb bearer addition messages X2AP <-> RRC */
/* 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)
/* SGnb bearer addition messages X2AP <-> RRC */
MESSAGE_DEF(X2AP_ENDC_SETUP_REQ , MESSAGE_PRIORITY_MED, x2ap_ENDC_setup_req_t , x2ap_ENDC_setup_req)
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)
/* SGnb UE releases ('request' is for enb starting the process, 'required' for gnb) */
MESSAGE_DEF(X2AP_ENDC_SGNB_RELEASE_REQUEST , MESSAGE_PRIORITY_MED, x2ap_ENDC_sgnb_release_request_t , x2ap_ENDC_sgnb_release_request)
MESSAGE_DEF(X2AP_ENDC_SGNB_RELEASE_REQUIRED , MESSAGE_PRIORITY_MED, x2ap_ENDC_sgnb_release_required_t, x2ap_ENDC_sgnb_release_required)
/* ENDC timers' timeout X2AP <-> RRC */
MESSAGE_DEF(X2AP_ENDC_DC_PREP_TIMEOUT , MESSAGE_PRIORITY_MED, x2ap_ENDC_dc_prep_timeout_t , x2ap_ENDC_dc_prep_timeout)
MESSAGE_DEF(X2AP_ENDC_DC_OVERALL_TIMEOUT , MESSAGE_PRIORITY_MED, x2ap_ENDC_dc_overall_timeout_t , x2ap_ENDC_dc_overall_timeout)
openair2/COMMON/x2ap_messages_types.h
+54 -25
View File
@@ -25,22 +25,34 @@
#include "s1ap_messages_types.h"
#include "LTE_PhysCellId.h"
typedef enum {
X2AP_CAUSE_T_DC_PREP_TIMEOUT,
X2AP_CAUSE_T_DC_OVERALL_TIMEOUT,
X2AP_CAUSE_RADIO_CONNECTION_WITH_UE_LOST,
} x2ap_cause_t;
//-------------------------------------------------------------------------------------------//
// 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_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_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_ENDC_SGNB_RELEASE_REQUEST(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_sgnb_release_request
#define X2AP_ENDC_SGNB_RELEASE_REQUIRED(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_sgnb_release_required
#define X2AP_ENDC_DC_PREP_TIMEOUT(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_dc_prep_timeout
#define X2AP_ENDC_DC_OVERALL_TIMEOUT(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_dc_overall_timeout
#define X2AP_ENDC_SETUP_REQ(mSGpTR) (mSGpTR)->ittiMsg.x2ap_ENDC_setup_req
#define X2AP_MAX_NB_ENB_IP_ADDRESS 2
@@ -144,6 +156,8 @@ typedef struct x2ap_register_enb_req_s {
/* timers (unit: millisecond) */
int t_reloc_prep;
int tx2_reloc_overall;
int t_dc_prep;
int t_dc_overall;
} x2ap_register_enb_req_t;
typedef struct x2ap_subframe_process_s {
@@ -288,10 +302,6 @@ typedef struct x2ap_senb_addition_req_s {
}x2ap_senb_addition_req_t;
//Panos: Have to see what should be the additional/different elements comparing to handover req ack
typedef struct x2ap_senb_addition_req_ack_s {
int MeNB_UE_X2_id;
@@ -313,6 +323,13 @@ typedef struct x2ap_senb_addition_req_ack_s {
} x2ap_senb_addition_req_ack_t;
typedef struct x2ap_ENDC_setup_req_s {
uint32_t Nid_cell[MAX_NUM_CCs];
int num_cc;
uint32_t servedNrCell_band[MAX_NUM_CCs];
} x2ap_ENDC_setup_req_t;
typedef struct x2ap_ENDC_sgnb_addition_req_s {
int ue_x2_id;
LTE_PhysCellId_t target_physCellId;
@@ -357,6 +374,8 @@ typedef struct x2ap_ENDC_sgnb_addition_req_ACK_s {
int SgNB_ue_x2_id;
int gnb_x2_assoc_id; // to be stored in the rrc's ue context, used when sending 'sgnb reconfiguration complete'
/* used for X2AP->RRC in source eNB */
int rnti;
@@ -384,16 +403,26 @@ typedef struct x2ap_ENDC_sgnb_addition_req_ACK_s {
typedef struct x2ap_ENDC_reconf_complete_s {
int MeNB_ue_x2_id;
int SgNB_ue_x2_id;
LTE_PhysCellId_t target_physCellId;
x2ap_sgNB_reconf_response_information_t reconf_response;
uint8_t rrc_buffer[4096 /* arbitrary, big enough */];
int rrc_buffer_size;
int gnb_x2_assoc_id;
} x2ap_ENDC_reconf_complete_t;
typedef struct x2ap_ENDC_sgnb_release_request_s {
int rnti;
x2ap_cause_t cause;
int assoc_id;
} x2ap_ENDC_sgnb_release_request_t;
typedef struct x2ap_ENDC_sgnb_release_required_s {
int gnb_rnti;
} x2ap_ENDC_sgnb_release_required_t;
typedef struct x2ap_ENDC_dc_prep_timeout_s {
int rnti;
} x2ap_ENDC_dc_prep_timeout_t;
typedef struct x2ap_ENDC_dc_overall_timeout_s {
int rnti;
} x2ap_ENDC_dc_overall_timeout_t;
#endif /* X2AP_MESSAGES_TYPES_H_ */
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac.c
+313 -1
View File
@@ -40,6 +40,8 @@
#include "common/utils/LOG/log.h"
#include <dlfcn.h>
/*Array containing the Agent-MAC interfaces*/
AGENT_MAC_xface *agent_mac_xface[NUM_MAX_ENB];
@@ -53,10 +55,20 @@ struct lfds700_ringbuffer_state ringbuffer_state[NUM_MAX_ENB];
struct lfds700_ringbuffer_element *slice_config_array[NUM_MAX_ENB];
struct lfds700_ringbuffer_state slice_config_ringbuffer_state[NUM_MAX_ENB];
/* Ringbuffer related to slice configuration if we need to wait for additional
* controller information */
struct lfds700_ringbuffer_element *store_slice_config_array[NUM_MAX_ENB];
struct lfds700_ringbuffer_state store_slice_config_ringbuffer_state[NUM_MAX_ENB];
/* stores the (increasing) xid for messages to prevent double use */
int xid = 50;
/* Ringbuffer-related to slice configuration */
struct lfds700_ringbuffer_element *ue_assoc_array[NUM_MAX_ENB];
struct lfds700_ringbuffer_state ue_assoc_ringbuffer_state[NUM_MAX_ENB];
/* a list of shared objects that are loaded into the user plane */
SLIST_HEAD(flexran_so_handle, flexran_agent_so_handle_s) flexran_handles[NUM_MAX_ENB];
int flexran_agent_mac_stats_reply_ue(mid_t mod_id,
Protocol__FlexUeStatsReport **ue_report,
int n_ue,
@@ -1363,6 +1375,19 @@ void flexran_agent_init_mac_agent(mid_t mod_id) {
&scrng,
NULL);
struct lfds700_misc_prng_state sscrng;
i = posix_memalign((void **) &store_slice_config_array[mod_id],
LFDS700_PAL_ATOMIC_ISOLATION_IN_BYTES,
sizeof(struct lfds700_ringbuffer_element) * num_elements);
AssertFatal(i == 0,
"posix_memalign(): could not allocate aligned memory\n");
lfds700_ringbuffer_init_valid_on_current_logical_core(
&store_slice_config_ringbuffer_state[mod_id],
store_slice_config_array[mod_id],
num_elements,
&sscrng,
NULL);
struct lfds700_misc_prng_state uarng;
i = posix_memalign((void **) &ue_assoc_array[mod_id],
LFDS700_PAL_ATOMIC_ISOLATION_IN_BYTES,
@@ -1382,6 +1407,8 @@ void flexran_agent_init_mac_agent(mid_t mod_id) {
RC.mac[mod_id]->UE_info.eNB_UE_stats[UE_PCCID(mod_id,i)][i].harq_pid = 0;
}
}
SLIST_INIT(&flexran_handles[mod_id]);
}
/***********************************************
@@ -1659,6 +1686,8 @@ int flexran_agent_unregister_mac_xface(mid_t mod_id)
free(dl_mac_config_array[mod_id]);
lfds700_ringbuffer_cleanup(&slice_config_ringbuffer_state[mod_id], NULL );
free(slice_config_array[mod_id]);
lfds700_ringbuffer_cleanup(&store_slice_config_ringbuffer_state[mod_id], NULL );
free(store_slice_config_array[mod_id]);
lfds700_ringbuffer_cleanup(&ue_assoc_ringbuffer_state[mod_id], NULL );
free(ue_assoc_array[mod_id]);
lfds700_misc_library_cleanup();
@@ -1698,7 +1727,81 @@ void helper_destroy_mac_slice_config(Protocol__FlexSliceConfig *slice_config) {
flexran_agent_destroy_mac_slice_config(&helper);
}
void prepare_update_slice_config(mid_t mod_id, Protocol__FlexSliceConfig **slice_config) {
int check_scheduler(mid_t mod_id, char *s) {
if (!s)
return 1;
if (dlsym(NULL, s))
return 1;
flexran_agent_so_handle_t *so = NULL;
SLIST_FOREACH(so, &flexran_handles[mod_id], entries) {
if (strcmp(so->name, s) == 0)
return 1;
}
return 0;
}
void request_scheduler(mid_t mod_id, char *s, int xid) {
LOG_W(FLEXRAN_AGENT,
"unknown scheduler %s, requesting controller to send it\n",
s);
Protocol__FlexControlDelegationRequest *req = malloc(sizeof(Protocol__FlexControlDelegationRequest));
DevAssert(req);
protocol__flex_control_delegation_request__init(req);
Protocol__FlexHeader *header = NULL;
int rc = flexran_create_header(
xid, PROTOCOL__FLEX_TYPE__FLPT_DELEGATE_REQUEST, &header);
AssertFatal(rc == 0, "%s(): cannot create header\n", __func__);
req->header = header;
req->delegation_type = PROTOCOL__FLEX_CONTROL_DELEGATION_TYPE__FLCDT_MAC_DL_UE_SCHEDULER;
req->name = strdup(s);
Protocol__FlexranMessage *msg = malloc(sizeof(Protocol__FlexranMessage));
DevAssert(msg);
protocol__flexran_message__init(msg);
msg->msg_case = PROTOCOL__FLEXRAN_MESSAGE__MSG_CONTROL_DEL_REQ_MSG;
msg->msg_dir = PROTOCOL__FLEXRAN_DIRECTION__INITIATING_MESSAGE;
msg->control_del_req_msg = req;
int size = 0;
void *data = flexran_agent_pack_message(msg, &size);
if (flexran_agent_msg_send(mod_id, FLEXRAN_AGENT_DEFAULT, data, size, 0) < 0)
LOG_E(FLEXRAN_AGENT, "%s(): error while sending message\n", __func__);
}
Protocol__FlexranMessage *request_scheduler_timeout(
mid_t mod_id,
const Protocol__FlexranMessage *msg) {
const Protocol__FlexEnbConfigReply *ecr = msg->enb_config_reply_msg;
struct lfds700_misc_prng_state ls;
LFDS700_MISC_MAKE_VALID_ON_CURRENT_LOGICAL_CORE_INITS_COMPLETED_BEFORE_NOW_ON_ANY_OTHER_LOGICAL_CORE;
lfds700_misc_prng_init(&ls);
Protocol__FlexranMessage *smsg = NULL;
struct lfds700_ringbuffer_state *state = &store_slice_config_ringbuffer_state[mod_id];
if (lfds700_ringbuffer_read(state, NULL, (void **) &smsg, &ls)) {
AssertFatal(msg == smsg,
"expected and returned enb_config_reply are not the same\n");
AssertFatal(ecr->header->xid == smsg->enb_config_reply_msg->header->xid,
"expected and returned enb_config_reply are not the same\n");
} else {
LOG_E(FLEXRAN_AGENT, "%s(): could not read config from ringbuffer\n", __func__);
}
/* call the helper so that scheduler names are correctly freed */
helper_destroy_mac_slice_config(ecr->cell_config[0]->slice_config);
ecr->cell_config[0]->slice_config = NULL;
/* we should not call flexran_agent_destroy_enb_config_reply(smsg); since
* upon timer removal, this is automatically done */
LOG_W(FLEXRAN_AGENT,
"remove stored slice config (xid %d) after timeout\n",
ecr->header->xid);
flexran_agent_destroy_timer(mod_id, ecr->header->xid);
return NULL;
}
void prepare_update_slice_config(mid_t mod_id,
Protocol__FlexSliceConfig **slice_config,
int request_objects) {
if (!*slice_config) return;
/* just use the memory and set to NULL in original */
Protocol__FlexSliceConfig *sc = *slice_config;
@@ -1709,6 +1812,63 @@ void prepare_update_slice_config(mid_t mod_id, Protocol__FlexSliceConfig **slice
lfds700_misc_prng_init(&ls);
enum lfds700_misc_flag overwrite_occurred_flag;
int put_on_hold = 0;
if (request_objects
&& sc->dl->scheduler
&& !check_scheduler(mod_id, sc->dl->scheduler)) {
request_scheduler(mod_id, sc->dl->scheduler, xid++);
put_on_hold = 1;
}
for (int i = 0; request_objects && i < sc->dl->n_slices; ++i) {
Protocol__FlexSlice *sl = sc->dl->slices[i];
if (sl->scheduler && !check_scheduler(mod_id, sl->scheduler)) {
request_scheduler(mod_id, sl->scheduler, xid++);
put_on_hold = 1;
}
}
if (put_on_hold) {
Protocol__FlexEnbConfigReply *reply = malloc(sizeof(Protocol__FlexEnbConfigReply));
DevAssert(reply);
protocol__flex_enb_config_reply__init(reply);
/* use the last used xid so we can correlate answer and waiting config */
int rc = flexran_create_header(
xid - 1, PROTOCOL__FLEX_TYPE__FLPT_GET_ENB_CONFIG_REPLY, &reply->header);
AssertFatal(rc == 0, "%s(): cannot create header\n", __func__);
reply->n_cell_config = 1;
reply->cell_config = malloc(sizeof(Protocol__FlexCellConfig *));
DevAssert(reply->cell_config);
reply->cell_config[0] = malloc(sizeof(Protocol__FlexCellConfig));
DevAssert(reply->cell_config[0]);
protocol__flex_cell_config__init(reply->cell_config[0]);
reply->cell_config[0]->slice_config = sc;
Protocol__FlexranMessage *msg = malloc(sizeof(Protocol__FlexranMessage));
DevAssert(msg);
protocol__flexran_message__init(msg);
msg->msg_case = PROTOCOL__FLEXRAN_MESSAGE__MSG_ENB_CONFIG_REPLY_MSG;
msg->msg_dir = PROTOCOL__FLEXRAN_DIRECTION__INITIATING_MESSAGE;
msg->enb_config_reply_msg = reply;
Protocol__FlexEnbConfigReply *o;
lfds700_ringbuffer_write(&store_slice_config_ringbuffer_state[mod_id],
NULL,
(void *)msg,
&overwrite_occurred_flag,
NULL,
(void **) &o,
&ls);
AssertFatal(overwrite_occurred_flag == LFDS700_MISC_FLAG_LOWERED,
"unhandled: stored slice config for controller has been overwritten\n");
flexran_agent_create_timer(mod_id,
3000,
FLEXRAN_AGENT_TIMER_TYPE_PERIODIC,
xid - 1,
request_scheduler_timeout,
msg); /* need reply for xid */
return;
}
Protocol__FlexSliceConfig *overwritten_sc;
lfds700_ringbuffer_write(&slice_config_ringbuffer_state[mod_id],
NULL,
@@ -1756,6 +1916,69 @@ void flexran_agent_slice_update(mid_t mod_id) {
apply_update_dl_slice_config(mod_id, sc->dl);
apply_update_ul_slice_config(mod_id, sc->ul);
helper_destroy_mac_slice_config(sc);
flexran_agent_so_handle_t *so = NULL;
flexran_agent_so_handle_t *prev = NULL; // the previous to current element, if we delete in order to go back
//SLIST_FOREACH(so, &flexran_handles[mod_id], entries)
for(so = flexran_handles[mod_id].slh_first; so;) {
char *name = so->name;
int in_use = strcmp(flexran_get_dl_scheduler_name(mod_id), name) == 0
|| strcmp(flexran_get_ul_scheduler_name(mod_id), name) == 0;
Protocol__FlexSliceAlgorithm dl_algo = flexran_get_dl_slice_algo(mod_id);
if (!in_use && dl_algo != PROTOCOL__FLEX_SLICE_ALGORITHM__None) {
int n = flexran_get_num_dl_slices(mod_id);
for (int i = 0; i < n; ++i) {
Protocol__FlexSlice s;
/* NONE so it won't do any allocations */
flexran_get_dl_slice(mod_id, i, &s, PROTOCOL__FLEX_SLICE_ALGORITHM__None);
if (strcmp(s.scheduler, name) == 0) {
in_use = 1;
break;
}
}
}
Protocol__FlexSliceAlgorithm ul_algo = flexran_get_ul_slice_algo(mod_id);
if (!in_use && ul_algo != PROTOCOL__FLEX_SLICE_ALGORITHM__None) {
int n = flexran_get_num_ul_slices(mod_id);
for (int i = 0; i < n; ++i) {
Protocol__FlexSlice s;
/* NONE so it won't do any allocations */
flexran_get_ul_slice(mod_id, i, &s, PROTOCOL__FLEX_SLICE_ALGORITHM__None);
if (strcmp(s.scheduler, name) == 0) {
in_use = 1;
break;
}
}
}
if (!in_use) {
char s[512];
int rc = flexran_agent_map_name_to_delegated_object(mod_id, so->name, s, 512);
LOG_W(FLEXRAN_AGENT,
"removing %s (library handle %p) since it is not used in the user "
"plane anymore\n",
s,
so->dl_handle);
dlclose(so->dl_handle);
if (rc < 0) {
LOG_E(FLEXRAN_AGENT, "cannot map name %s\n", so->name);
} else {
int rc = remove(s);
if (rc < 0)
LOG_E(FLEXRAN_AGENT, "cannot remove file %s: %s\n", s, strerror(errno));
}
free (so->name);
if (!prev) { //it's the head, start over
SLIST_REMOVE_HEAD(&flexran_handles[mod_id], entries);
so = flexran_handles[mod_id].slh_first;
} else {
SLIST_REMOVE(&flexran_handles[mod_id], so, flexran_agent_so_handle_s, entries);
so = prev->entries.sle_next;
}
} else {
prev = so;
so = so->entries.sle_next;
}
}
}
Protocol__FlexUeConfig *ue_config = NULL;
@@ -1765,3 +1988,92 @@ void flexran_agent_slice_update(mid_t mod_id) {
free(ue_config);
}
}
void flexran_agent_mac_inform_delegation(mid_t mod_id,
Protocol__FlexControlDelegation *cdm) {
LOG_W(FLEXRAN_AGENT,
"received FlexControlDelegation message for object '%s' xid %d\n",
cdm->name,
cdm->header->xid);
if (cdm->header->xid < xid - 1) {
LOG_I(FLEXRAN_AGENT,
"waiting for %d more messages (up to xid %d)\n",
xid - 1 - cdm->header->xid,
xid - 1);
return;
}
/* should receive up to xid - 1, otherwise it means there was no request */
AssertFatal(xid > cdm->header->xid,
"received control delegation with xid %d that we never requested "
"(last request %d)\n",
cdm->header->xid,
xid - 1);
/* Load the library so the user plane can search it */
char s[512];
int rc = flexran_agent_map_name_to_delegated_object(mod_id, cdm->name, s, 512);
if (rc < 0) {
LOG_E(FLEXRAN_AGENT, "cannot map name %s\n", cdm->name);
return;
}
/* TODO where to unload/save handle?? */
void *h = dlopen(s, RTLD_NOW);
if (!h) {
LOG_E(FLEXRAN_AGENT, "dlopen(): %s\n", dlerror());
return;
}
LOG_I(FLEXRAN_AGENT, "library handle %p\n", h);
struct lfds700_misc_prng_state ls;
LFDS700_MISC_MAKE_VALID_ON_CURRENT_LOGICAL_CORE_INITS_COMPLETED_BEFORE_NOW_ON_ANY_OTHER_LOGICAL_CORE;
lfds700_misc_prng_init(&ls);
Protocol__FlexranMessage *msg = NULL;
struct lfds700_ringbuffer_state *state = &store_slice_config_ringbuffer_state[mod_id];
if (lfds700_ringbuffer_read(state, NULL, (void **) &msg, &ls) == 0) {
LOG_E(FLEXRAN_AGENT, "%s(): could not read config from ringbuffer\n", __func__);
return;
}
AssertFatal(cdm->header->xid == msg->enb_config_reply_msg->header->xid,
"expected and retrieved xid of stored slice configuration does "
"not match (expected %d, retrieved %d)\n",
cdm->header->xid,
msg->enb_config_reply_msg->header->xid);
/* Since we recover, stop the timeout */
rc = flexran_agent_destroy_timer(mod_id, cdm->header->xid);
prepare_update_slice_config(
mod_id,
&msg->enb_config_reply_msg->cell_config[0]->slice_config,
0 /* don't do a request */);
/* we should not call flexran_agent_destroy_enb_config_reply(smsg); since
* upon timer removal, this is automatically done.
* prepare_update_slice_config() takes ownership of the slice config, it is
* freed inside */
flexran_agent_so_handle_t *so = malloc(sizeof(flexran_agent_so_handle_t));
DevAssert(so);
so->name = strdup(cdm->name);
DevAssert(so->name);
so->dl_handle = h;
SLIST_INSERT_HEAD(&flexran_handles[mod_id], so, entries);
}
void flexran_agent_mac_fill_loaded_mac_objects(
mid_t mod_id,
Protocol__FlexEnbConfigReply *reply) {
int n = 0;
flexran_agent_so_handle_t *so = NULL;
SLIST_FOREACH(so, &flexran_handles[mod_id], entries)
++n;
reply->n_loadedmacobjects = n;
reply->loadedmacobjects = calloc(n, sizeof(char *));
if (!reply->loadedmacobjects) {
reply->n_loadedmacobjects = 0;
return;
}
n = 0;
SLIST_FOREACH(so, &flexran_handles[mod_id], entries)
reply->loadedmacobjects[n++] = so->name;
}
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac.h
+18 -1
View File
@@ -39,6 +39,12 @@
// for flexran_agent_get_mac_xface()
#include "flexran_agent_extern.h"
/* Type for a list of shared objects used in the user plane (schedulers) */
typedef struct flexran_agent_so_handle_s {
char *name; // name of the object
void *dl_handle; // handle of associated objects
SLIST_ENTRY (flexran_agent_so_handle_s) entries;
} flexran_agent_so_handle_t;
/* Initialization function for the agent structures etc */
void flexran_agent_init_mac_agent(mid_t mod_id);
@@ -117,7 +123,9 @@ void flexran_agent_slice_update(mid_t mod_id);
/* marks slice_config so that it can be applied later. Takes ownership of the
* FlexSliceConfig message */
void prepare_update_slice_config(mid_t mod_id, Protocol__FlexSliceConfig **slice);
void prepare_update_slice_config(mid_t mod_id,
Protocol__FlexSliceConfig **slice,
int request_objects);
/* inserts a new ue_config into the structure keeping ue to slice association
* updates and marks so it can be applied. Takes ownership of the FlexUeConfig message */
@@ -127,4 +135,13 @@ void prepare_ue_slice_assoc_update(mid_t mod_id, Protocol__FlexUeConfig **ue_con
* flexran_agent_fill_mac_cell_config() */
void flexran_agent_destroy_mac_slice_config(Protocol__FlexCellConfig *conf);
/* information about a new (potentially relevant) control delegation message */
void flexran_agent_mac_inform_delegation(mid_t mod_id,
Protocol__FlexControlDelegation *cdm);
/* fill the enb_config_reply with the shared objects in use by the MAC sublayer */
void flexran_agent_mac_fill_loaded_mac_objects(
mid_t mod_id,
Protocol__FlexEnbConfigReply *reply);
#endif
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac_internal.c
+40 -8
View File
@@ -33,6 +33,9 @@
#include "flexran_agent_mac_internal.h"
#include "flexran_agent_mac_slice_verification.h"
extern SLIST_HEAD(flexran_so_handle,
flexran_agent_so_handle_s) flexran_handles[NUM_MAX_ENB];
Protocol__FlexranMessage * flexran_agent_generate_diff_mac_stats_report(Protocol__FlexranMessage *new_message,
Protocol__FlexranMessage *old_message) {
@@ -1025,6 +1028,19 @@ int load_dl_scheduler_function(mid_t mod_id, const char *function_name) {
}
void *search_so(mid_t mod_id, char *name) {
if (!name) // no name -> nothing to return, so use NULL for executable
return NULL;
if (dlsym(NULL, name)) // found it in executable
return NULL;
flexran_agent_so_handle_t *so = NULL;
SLIST_FOREACH(so, &flexran_handles[mod_id], entries) {
if (strcmp(so->name, name) == 0)
return so->dl_handle;
}
return NULL;
}
void update_or_remove_dl(mid_t mod_id, Protocol__FlexSlice *s) {
if (s->params_case == PROTOCOL__FLEX_SLICE__PARAMS__NOT_SET
&& !s->label && !s->scheduler) {
@@ -1033,8 +1049,12 @@ void update_or_remove_dl(mid_t mod_id, Protocol__FlexSlice *s) {
if (!rc)
LOG_W(FLEXRAN_AGENT, "error while removing slice ID %d\n", s->id);
} else {
LOG_I(FLEXRAN_AGENT, "updating DL slice ID %d\n", s->id);
const int rc = flexran_create_dl_slice(mod_id, s);
void *lib = search_so(mod_id, s->scheduler);
LOG_I(FLEXRAN_AGENT,
"updating DL slice ID %d (library handle %p)\n",
s->id,
lib);
const int rc = flexran_create_dl_slice(mod_id, s, lib);
if (rc < 0)
LOG_W(FLEXRAN_AGENT,
"error while update slice ID %d: flexran_create_dl_slice() -> %d\n",
@@ -1050,8 +1070,12 @@ void update_or_remove_ul(mid_t mod_id, Protocol__FlexSlice *s) {
if (!rc)
LOG_W(FLEXRAN_AGENT, "error while removing slice ID %d\n", s->id);
} else {
LOG_I(FLEXRAN_AGENT, "updating UL slice ID %d\n", s->id);
const int rc = flexran_create_ul_slice(mod_id, s);
void *lib = search_so(mod_id, s->scheduler);
LOG_I(FLEXRAN_AGENT,
"updating UL slice ID %d (library handle %p)\n",
s->id,
lib);
const int rc = flexran_create_ul_slice(mod_id, s, lib);
if (rc < 0)
LOG_W(FLEXRAN_AGENT,
"error while updating slice ID %d: flexran_create_ul_slice() -> %d)\n",
@@ -1099,8 +1123,12 @@ void apply_update_dl_slice_config(mid_t mod_id, Protocol__FlexSliceDlUlConfig *d
LOG_E(FLEXRAN_AGENT, "cannot update scheduling algorithm: slice algorithm loaded\n");
return;
}
LOG_I(FLEXRAN_AGENT, "loading DL new scheduling algorithm '%s'\n", dl->scheduler);
const int rc = flexran_set_dl_scheduler(mod_id, dl->scheduler);
void *lib = search_so(mod_id, dl->scheduler);
LOG_I(FLEXRAN_AGENT,
"loading DL new scheduling algorithm '%s' (library handle %p)\n",
dl->scheduler,
lib);
const int rc = flexran_set_dl_scheduler(mod_id, dl->scheduler, lib);
if (rc < 0) {
LOG_E(FLEXRAN_AGENT,
"error while updating scheduling algorithm: "
@@ -1147,8 +1175,12 @@ void apply_update_ul_slice_config(mid_t mod_id, Protocol__FlexSliceDlUlConfig *u
LOG_E(FLEXRAN_AGENT, "cannot update scheduling algorithm: slice algorithm loaded\n");
return;
}
LOG_I(FLEXRAN_AGENT, "loading new UL scheduling algorithm '%s'\n", ul->scheduler);
const int rc = flexran_set_ul_scheduler(mod_id, ul->scheduler);
void *lib = search_so(mod_id, ul->scheduler);
LOG_I(FLEXRAN_AGENT,
"loading new UL scheduling algorithm '%s' (library handle %p)\n",
ul->scheduler,
lib);
const int rc = flexran_set_ul_scheduler(mod_id, ul->scheduler, lib);
if (rc < 0) {
LOG_E(FLEXRAN_AGENT,
"error while updating scheduling algorithm: "
openair2/ENB_APP/MESSAGES/V2/control_delegation.proto
+21
View File
@@ -3,4 +3,25 @@ package protocol;
enum flex_control_delegation_type {
FLCDT_MAC_DL_UE_SCHEDULER = 1; // DL UE scheduler delegation
FLCDT_AGENT_CONTROL_APP = 2; // Generic control application
}
message flex_agent_reconfiguration_system {
optional string system = 1;
repeated flex_agent_reconfiguration_subsystem subsystems = 2;
}
message flex_agent_reconfiguration_subsystem {
optional string name = 1; // Name of the object (app name or user plane object)
optional string behavior = 2; // For an app: a callback in a shared library. For any other subsystem: an object name (shared library) with defined syntax.
map<string, flex_agent_reconfiguration_param> params = 3; // Param configurations depending on callback/shared library above.
}
message flex_agent_reconfiguration_param {
oneof param {
int32 integer = 1;
float floating = 2;
bool boolean = 3;
string str = 4;
}
}
openair2/ENB_APP/MESSAGES/V2/flexran.proto
+12 -1
View File
@@ -7,6 +7,7 @@ import "time_common.proto";
import "config_messages.proto";
import "controller_commands.proto";
import "config_common.proto";
import "control_delegation.proto";
message flexran_message {
optional flexran_direction msg_dir = 100;
@@ -32,6 +33,7 @@ message flexran_message {
flex_ul_mac_config ul_mac_config_msg = 19;
flex_disconnect disconnect_msg = 20;
flex_ho_command ho_command_msg = 21;
flex_control_delegation_request control_del_req_msg = 22;
}
}
@@ -157,6 +159,8 @@ message flex_enb_config_reply {
repeated flex_cell_config cell_config = 3;
optional uint32 device_spec = 4;
optional flex_s1ap_config s1ap = 5;
repeated string loadedApps = 6;
repeated string loadedMacObjects = 7;
}
message flex_ue_config_request {
@@ -225,11 +229,17 @@ message flex_ue_state_change {
message flex_control_delegation {
optional flex_header header = 1;
optional uint32 delegation_type = 2; // Bitmap of FLCDT_* flags
optional flex_control_delegation_type delegation_type = 2; // The delegated object type, decides about further processing
optional bytes payload = 3; // Byte array of shared lib containing the delegated functions
optional string name = 4; // The delegated functions names ordered based on bitmap flags
}
message flex_control_delegation_request {
optional flex_header header = 1;
optional flex_control_delegation_type delegation_type = 2;
optional string name = 4;
}
//
// Agent reconfiguration message
//
@@ -237,6 +247,7 @@ message flex_control_delegation {
message flex_agent_reconfiguration {
optional flex_header header = 1;
optional string policy = 2; // The policy changes using YAML syntax in string format
repeated flex_agent_reconfiguration_system systems = 3; // The policy changes.
}
// Extensions of the echo request and reply
openair2/ENB_APP/MESSAGES/V2/header.proto
+1
View File
@@ -44,5 +44,6 @@ enum flex_type {
FLPT_RECONFIGURE_AGENT = 16;
FLPT_RRC_TRIGGERING = 17;
FLPT_UL_MAC_CONFIG = 18;
FLPT_DELEGATE_REQUEST = 22;
}
openair2/ENB_APP/enb_config.c
+16 -3
View File
@@ -1576,6 +1576,8 @@ int RCconfig_RRC(uint32_t i, eNB_RRC_INST *rrc, int macrlc_has_f1) {
} // !NODE_IS_DU(node_type)
}
RRC_CONFIGURATION_REQ (msg_p).nr_scg_ssb_freq = ccparams_lte.nr_scg_ssb_freq;
if (!NODE_IS_DU(rrc->node_type)) {
char srb1path[MAX_OPTNAME_SIZE*2 + 8];
sprintf(srb1path,"%s.%s",enbpath,ENB_CONFIG_STRING_SRB1);
@@ -2509,6 +2511,9 @@ int RCconfig_S1(
S1AP_REGISTER_ENB_REQ(msg_p).broadcast_plmn_num[l] = 0;
}
/* set S1-mme port (sctp) */
S1AP_REGISTER_ENB_REQ(msg_p).mme_port[l] = *S1ParamList.paramarray[l][ENB_MME_PORT_IDX].u16ptr;
AssertFatal(S1AP_REGISTER_ENB_REQ(msg_p).broadcast_plmn_num[l] <= S1AP_REGISTER_ENB_REQ(msg_p).num_plmn,
"List of broadcast PLMN to be sent to MME can not be longer than actual "
"PLMN list (max %d, but is %d)\n",
@@ -2731,20 +2736,28 @@ int RCconfig_X2(MessageDef *msg_p, uint32_t i) {
{
int t_reloc_prep = 0;
int tx2_reloc_overall = 0;
int t_dc_prep = 0;
int t_dc_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 }
{ "tx2_reloc_overall", "tx2_reloc_overall", 0, iptr:&tx2_reloc_overall, defintval:0, TYPE_INT, 0 },
{ "t_dc_prep", "t_dc_prep", 0, iptr:&t_dc_prep, defintval:0, TYPE_INT, 0 },
{ "t_dc_overall", "t_dc_overall", 0, iptr:&t_dc_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");
tx2_reloc_overall <= 0 || tx2_reloc_overall > 20000 ||
t_dc_prep <= 0 || t_dc_prep > 10000 ||
t_dc_overall <= 0 || t_dc_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] and [0 < t_dc_prep <= 10000] and [0 < t_dc_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;
X2AP_REGISTER_ENB_REQ (msg_p).t_dc_prep = t_dc_prep;
X2AP_REGISTER_ENB_REQ (msg_p).t_dc_overall = t_dc_overall;
}
// SCTP SETTING
X2AP_REGISTER_ENB_REQ (msg_p).sctp_out_streams = SCTP_OUT_STREAMS;
openair2/ENB_APP/enb_paramdef.h
+18 -2
View File
@@ -34,6 +34,7 @@
#define ENB_PARAMDEF_H_
#include "common/config/config_paramdesc.h"
#include "RRC_paramsvalues.h"
#include "s1ap_eNB_default_values.h"
#define ENB_CONFIG_STRING_CC_NODE_FUNCTION "node_function"
#define ENB_CONFIG_STRING_CC_NODE_TIMING "node_timing"
@@ -96,6 +97,7 @@ typedef enum {
#define CONFIG_STRING_RU_OTA_SYNC_ENABLE "ota_sync_enabled"
#define CONFIG_STRING_RU_BF_WEIGHTS_LIST "bf_weights"
#define CONFIG_STRING_RU_IF_FREQUENCY "if_freq"
#define CONFIG_STRING_RU_IF_FREQ_OFFSET "if_offset"
#define RU_LOCAL_IF_NAME_IDX 0
#define RU_LOCAL_ADDRESS_IDX 1
@@ -124,6 +126,7 @@ typedef enum {
#define RU_OTA_SYNC_ENABLE_IDX 24
#define RU_BF_WEIGHTS_LIST_IDX 25
#define RU_IF_FREQUENCY 26
#define RU_IF_FREQ_OFFSET 27
/*-----------------------------------------------------------------------------------------------------------------------------------------*/
/* RU configuration parameters */
@@ -157,6 +160,7 @@ typedef enum {
{CONFIG_STRING_RU_OTA_SYNC_ENABLE, NULL, 0, strptr:NULL, defstrval:"no", TYPE_STRING, 0}, \
{CONFIG_STRING_RU_BF_WEIGHTS_LIST, NULL, 0, iptr:NULL, defintarrayval:DEFBFW, TYPE_INTARRAY, 0}, \
{CONFIG_STRING_RU_IF_FREQUENCY, NULL, 0, u64ptr:NULL, defuintval:0, TYPE_UINT64, 0}, \
{CONFIG_STRING_RU_IF_FREQ_OFFSET, NULL, 0, iptr:NULL, defintval:0, TYPE_INT, 0}, \
}
/*---------------------------------------------------------------------------------------------------------------------------------------*/
@@ -429,6 +433,9 @@ typedef enum {
//SIB1-MBMS
#define ENB_CONFIG_STRING_MBMS_DEDICATED_SERVING_CELL "mbms_dedicated_serving_cell"
//NSA NR Cell SSB Absolute Frequency
#define ENB_CONFIG_STRING_NR_SCG_SSB_FREQ "nr_scg_ssb_freq"
#define ENB_CONFIG_STRING_PDSCH_MAX_NUM_REPETITION_CE_MODE_A_R13 "pdsch_maxNumRepetitionCEmodeA_r13"
@@ -577,6 +584,7 @@ typedef struct ccparams_lte_s {
int32_t srb1_poll_pdu;
int32_t srb1_poll_byte;
int32_t srb1_max_retx_threshold;
int32_t nr_scg_ssb_freq;
} ccparams_lte_t;
#define CCPARAMS_CHECK { \
@@ -780,7 +788,8 @@ typedef struct ccparams_lte_s {
{ENB_CONFIG_STRING_UETIMERS_N311, NULL, 0, iptr:&ccparams.ue_TimersAndConstants_n311, defintval:1, TYPE_UINT, 0}, \
{ENB_CONFIG_STRING_UE_TRANSMISSION_MODE, NULL, 0, iptr:&ccparams.ue_TransmissionMode, defintval:1, TYPE_UINT, 0}, \
{ENB_CONFIG_STRING_UE_MULTIPLE_MAX, NULL, 0, iptr:&ccparams.ue_multiple_max, defintval:4, TYPE_UINT, 0}, \
{ENB_CONFIG_STRING_MBMS_DEDICATED_SERVING_CELL, NULL, 0, strptr:&ccparams.mbms_dedicated_serving_cell, defstrval:"DISABLE", TYPE_STRING, 0} \
{ENB_CONFIG_STRING_MBMS_DEDICATED_SERVING_CELL, NULL, 0, strptr:&ccparams.mbms_dedicated_serving_cell, defstrval:"DISABLE", TYPE_STRING, 0}, \
{ENB_CONFIG_STRING_NR_SCG_SSB_FREQ, NULL, 0, iptr:&ccparams.nr_scg_ssb_freq, defintval:641272, TYPE_INT, 0} \
}
@@ -902,6 +911,7 @@ typedef struct srb1_params_s {
#define ENB_CONFIG_STRING_MME_IPV4_ADDRESS "ipv4"
#define ENB_CONFIG_STRING_MME_IPV6_ADDRESS "ipv6"
#define ENB_CONFIG_STRING_MME_PORT "port"
#define ENB_CONFIG_STRING_MME_IP_ADDRESS_ACTIVE "active"
#define ENB_CONFIG_STRING_MME_IP_ADDRESS_PREFERENCE "preference"
#define ENB_CONFIG_STRING_MME_BROADCAST_PLMN_INDEX "broadcast_plmn_index"
@@ -916,14 +926,20 @@ typedef struct srb1_params_s {
{ENB_CONFIG_STRING_MME_IPV6_ADDRESS, NULL, 0, uptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \
{ENB_CONFIG_STRING_MME_IP_ADDRESS_ACTIVE, NULL, 0, uptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \
{ENB_CONFIG_STRING_MME_IP_ADDRESS_PREFERENCE, NULL, 0, uptr:NULL, defstrval:NULL, TYPE_STRING, 0}, \
{ENB_CONFIG_STRING_MME_BROADCAST_PLMN_INDEX, NULL, 0, uptr:NULL, defintarrayval:NULL, TYPE_UINTARRAY, 6} \
{ENB_CONFIG_STRING_MME_BROADCAST_PLMN_INDEX, NULL, 0, uptr:NULL, defintarrayval:NULL, TYPE_UINTARRAY, 6}, \
{ENB_CONFIG_STRING_MME_PORT, NULL, 0, u16ptr:NULL, defuintval:S1AP_PORT_NUMBER, TYPE_UINT16, 0}, \
}
#define ENB_MME_IPV4_ADDRESS_IDX 0
#define ENB_MME_IPV6_ADDRESS_IDX 1
#define ENB_MME_IP_ADDRESS_ACTIVE_IDX 2
#define ENB_MME_IP_ADDRESS_PREFERENCE_IDX 3
#define ENB_MME_BROADCAST_PLMN_INDEX 4
#define ENB_MME_PORT_IDX 5
/*---------------------------------------------------------------------------------------------------------------------------------------*/
/* X2 configuration parameters section name */
openair2/ENB_APP/flexran_agent.c
+3 -1
View File
@@ -115,7 +115,6 @@ error:
return NULL;
}
int channel_container_init = 0;
int flexran_agent_start(mid_t mod_id)
{
@@ -233,6 +232,9 @@ int flexran_agent_start(mid_t mod_id)
agent_task_created = 1;
}
/* Init the app sublayer */
flexran_agent_app_init(mod_id);
pthread_mutex_init(&flexran->mutex_node_ctrl, NULL);
pthread_cond_init(&flexran->cond_node_ctrl, NULL);
openair2/ENB_APP/flexran_agent.h
+1
View File
@@ -41,6 +41,7 @@
#include "flexran_agent_rrc.h"
#include "flexran_agent_pdcp.h"
#include "flexran_agent_s1ap.h"
#include "flexran_agent_app.h"
#include "common/utils/LOG/log.h"
#include "assertions.h"
openair2/ENB_APP/flexran_agent_app.c
+207
View File
@@ -0,0 +1,207 @@
/*
* 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
*/
/*! \file flexran_agent_app.c
* \brief CM for handling of applications
* \author Robert Schmidt
* \date 2020
* \version 0.1
*/
#include "flexran_agent_app.h"
#include "queue.h"
#include <dlfcn.h>
/* app definition */
typedef struct flexran_agent_app_internal_s {
char *name;
void *dl_handle;
flexran_agent_app_t *app;
SLIST_ENTRY (flexran_agent_app_internal_s) entries;
} flexran_agent_app_internal_t;
/* a list of all apps */
SLIST_HEAD(flexran_apps_s, flexran_agent_app_internal_s) flexran_apps[NUM_MAX_ENB];
void flexran_agent_app_init(mid_t mod_id) {
//flexran_apps[mod_id] = SLIST_HEAD_INITIALIZER(flexran_apps[mod_id]);
SLIST_INIT(&flexran_apps[mod_id]);
}
int flexran_agent_start_app_direct(mid_t mod_id, flexran_agent_app_t *app, char *name) {
app->start(mod_id, NULL, 0);
flexran_agent_app_internal_t *so = malloc(sizeof(flexran_agent_app_internal_t));
DevAssert(so);
so->name = strdup(name);
DevAssert(so->name);
so->dl_handle = NULL;
so->app = app;
SLIST_INSERT_HEAD(&flexran_apps[mod_id], so, entries);
return 0;
}
int flexran_agent_start_app(mid_t mod_id, Protocol__FlexAgentReconfigurationSubsystem *sub) {
char s[512];
int rc = flexran_agent_map_name_to_delegated_object(mod_id, sub->name, s, 512);
if (rc < 0) {
LOG_E(FLEXRAN_AGENT, "cannot map name %s\n", sub->name);
return -1;
}
void *h = dlopen(s, RTLD_NOW);
if (!h) {
LOG_E(FLEXRAN_AGENT, "cannot open shared object %s\n", s);
return -1;
}
flexran_agent_app_t *app = dlsym(h, "app");
if (!app) {
LOG_E(FLEXRAN_AGENT, "cannot locate app inside of shared object %s\n", s);
return -1;
}
app->start(mod_id, sub->params, sub->n_params);
flexran_agent_app_internal_t *so = malloc(sizeof(flexran_agent_app_internal_t));
DevAssert(so);
so->name = strdup(sub->name);
DevAssert(so->name);
so->dl_handle = h;
so->app = app;
SLIST_INSERT_HEAD(&flexran_apps[mod_id], so, entries);
return 0;
}
int flexran_agent_stop_app(mid_t mod_id, char *name) {
flexran_agent_app_internal_t *so = NULL;
SLIST_FOREACH(so, &flexran_apps[mod_id], entries) {
if (strcmp(so->name, name) == 0) {
LOG_I(FLEXRAN_AGENT, "application %s seems to be running\n", name);
break;
}
}
if (!so) {
LOG_E(FLEXRAN_AGENT, "no such application %s found\n", name);
return -1;
}
flexran_agent_app_t *app = so->app;
app->stop(mod_id);
SLIST_REMOVE(&flexran_apps[mod_id], so, flexran_agent_app_internal_s, entries);
free(so->name);
if (so->dl_handle)
dlclose(so->dl_handle);
free(so);
so = NULL;
return 0;
}
int flexran_agent_reconfig_app(
mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem *sub)
{
flexran_agent_app_internal_t *so = NULL;
SLIST_FOREACH(so, &flexran_apps[mod_id], entries) {
if (strcmp(so->name, sub->name) == 0) {
LOG_I(FLEXRAN_AGENT, "application %s is running\n", sub->name);
break;
}
}
if (!so) {
LOG_E(FLEXRAN_AGENT, "no such application %s found\n", sub->name);
return -1;
}
flexran_agent_app_t *app = so->app;
LOG_I(FLEXRAN_AGENT, "reconfiguring app %s\n", so->name);
app->reconfig(mod_id, sub->params, sub->n_params);
return 0;
}
int flexran_agent_custom_command_app(
mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem *sub)
{
flexran_agent_app_internal_t *so = NULL;
SLIST_FOREACH(so, &flexran_apps[mod_id], entries) {
if (strcmp(so->name, sub->name) == 0) {
LOG_I(FLEXRAN_AGENT, "application %s is running\n", sub->name);
break;
}
}
if (!so) {
LOG_E(FLEXRAN_AGENT, "no such application %s found\n", sub->name);
return -1;
}
void (*cmd)(mid_t, Protocol__FlexAgentReconfigurationSubsystem *) = dlsym(so->dl_handle, sub->behavior);
if (!cmd) {
LOG_E(FLEXRAN_AGENT,
"cannot locate command %s inside of app %s\n",
sub->behavior,
so->name);
return -1;
}
LOG_I(FLEXRAN_AGENT,
"calling command %s inside of app %s\n",
sub->behavior,
so->name);
(*cmd)(mod_id, sub);
return 0;
}
void flexran_agent_handle_apps(
mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem **subs,
int n_subs) {
for (int i = 0; i < n_subs; ++i) {
Protocol__FlexAgentReconfigurationSubsystem *s = subs[i];
if (strcmp(s->behavior, "start") == 0) {
int rc = flexran_agent_start_app(mod_id, s);
if (rc == 0)
LOG_I(FLEXRAN_AGENT, "application \"%s\" started\n", s->name);
} else if (strcmp(s->behavior, "stop") == 0) {
int rc = flexran_agent_stop_app(mod_id, s->name);
if (rc == 0)
LOG_I(FLEXRAN_AGENT, "application \"%s\" stopped\n", s->name);
} else if (strcmp(s->behavior, "reconfig") == 0) {
flexran_agent_reconfig_app(mod_id, s);
} else {
flexran_agent_custom_command_app(mod_id, s);
}
}
}
void flexran_agent_fill_loaded_apps(mid_t mod_id,
Protocol__FlexEnbConfigReply *reply) {
int n = 0;
flexran_agent_app_internal_t *so = NULL;
SLIST_FOREACH(so, &flexran_apps[mod_id], entries)
++n;
reply->n_loadedapps = n;
reply->loadedapps = calloc(n, sizeof(char *));
if (!reply->loadedapps) {
reply->n_loadedapps = 0;
return;
}
n = 0;
SLIST_FOREACH(so, &flexran_apps[mod_id], entries)
reply->loadedapps[n++] = so->name;
}
openair2/ENB_APP/flexran_agent_app.h
+74
View File
@@ -0,0 +1,74 @@
/*
* 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
*/
/*! \file flexran_agent_app.h
* \brief Common app definitions
* \author Robert Schmidt
* \date 2020
* \version 0.1
*/
#ifndef BURST_ANALYSIS_LL_H_
#define BURST_ANALYSIS_LL_H_
#include "flexran_agent_common.h"
#include "flexran_agent_async.h"
#include "flexran_agent_extern.h"
#include "flexran_agent_timer.h"
#include "flexran_agent_defs.h"
#include "flexran_agent_net_comm.h"
#include "flexran_agent_ran_api.h"
#include "flexran_agent_phy.h"
#include "flexran_agent_mac.h"
#include "flexran_agent_rrc.h"
#include "flexran_agent_pdcp.h"
#include "flexran_agent_s1ap.h"
#include "common/utils/LOG/log.h"
#include "assertions.h"
/* App type: to be implemented by shared libraries */
typedef struct {
int (*start)(mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p,
int n_p);
int (*reconfig)(mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p,
int n_p);
int (* stop)(mid_t mod_id);
} flexran_agent_app_t;
/* FlexRAN agent app handling init */
void flexran_agent_app_init(mid_t mod_id);
/* Start an app from within the agent */
int flexran_agent_start_app_direct(mid_t mod_id, flexran_agent_app_t *app, char *name);
/* FlexRAN agent handler to setup/teardown apps */
void flexran_agent_handle_apps(
mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem **subs,
int n_subs);
/* Fills the enb_config_reply with the currently loaded (started) apps */
void flexran_agent_fill_loaded_apps(mid_t mod_id,
Protocol__FlexEnbConfigReply *reply);
#endif
openair2/ENB_APP/flexran_agent_common.c
+116 -18
View File
@@ -29,6 +29,9 @@
#include <stdio.h>
#include <time.h>
#include <sys/stat.h>
#include <dlfcn.h>
#include <fcntl.h>
#include <errno.h>
#include "flexran_agent_common.h"
#include "flexran_agent_common_internal.h"
@@ -39,6 +42,7 @@
#include "flexran_agent_mac.h"
#include "flexran_agent_rrc.h"
#include "flexran_agent_s1ap.h"
#include "flexran_agent_app.h"
//#include "PHY/extern.h"
#include "common/utils/LOG/log.h"
#include "flexran_agent_mac_internal.h"
@@ -326,6 +330,12 @@ int flexran_agent_destroy_enb_config_reply(Protocol__FlexranMessage *msg) {
if (reply->s1ap)
flexran_agent_free_s1ap_cell_config(&reply->s1ap);
if (reply->loadedapps)
free(reply->loadedapps);
if (reply->loadedmacobjects)
free(reply->loadedmacobjects);
free(reply->cell_config);
free(reply);
free(msg);
@@ -424,26 +434,65 @@ long timer_end(struct timespec start_time) {
int flexran_agent_control_delegation(mid_t mod_id, const void *params, Protocol__FlexranMessage **msg) {
Protocol__FlexranMessage *input = (Protocol__FlexranMessage *)params;
Protocol__FlexControlDelegation *control_delegation_msg = input->control_delegation_msg;
// struct timespec vartime = timer_start();
//Write the payload lib into a file in the cache and load the lib
char lib_name[120];
char target[512];
snprintf(lib_name, sizeof(lib_name), "/%s.so", control_delegation_msg->name);
strcpy(target, RC.flexran[mod_id]->cache_name);
strcat(target, lib_name);
FILE *f;
f = fopen(target, "wb");
*msg = NULL;
if (f) {
fwrite(control_delegation_msg->payload.data, control_delegation_msg->payload.len, 1, f);
fclose(f);
char target[512];
int len = snprintf(target, sizeof(target), "%s/libflex.%s.so",
RC.flexran[mod_id]->cache_name,
control_delegation_msg->name);
if (len >= sizeof(target)) {
LOG_E(FLEXRAN_AGENT, "target has been truncated, cannot write file name\n");
return 0;
}
if (control_delegation_msg->has_payload) {
/* use low-level API: check whether exists while creating so we can abort if
* it exists to not overwrite anything */
int fd = open(target, O_CREAT | O_WRONLY | O_EXCL, S_IRUSR | S_IWUSR);
if (fd >= 0) {
ssize_t l = write(fd,
control_delegation_msg->payload.data,
control_delegation_msg->payload.len);
close(fd);
if (l < control_delegation_msg->payload.len) {
LOG_E(FLEXRAN_AGENT,
"could not write complete control delegation to %s: only %ld out of "
"%ld bytes\n",
target,
l,
control_delegation_msg->payload.len);
return 0;
} else if (l < 0) {
LOG_E(FLEXRAN_AGENT, "can not write control delegation data to %s: %s\n",
target, strerror(errno));
return 0;
}
LOG_I(FLEXRAN_AGENT, "wrote shared object %s\n", target);
} else {
if (errno == EEXIST) {
LOG_W(FLEXRAN_AGENT, "file %s already exists, remove it first\n", target);
} else {
LOG_E(FLEXRAN_AGENT, "can not write control delegation data to %s: %s\n",
target, strerror(errno));
}
return 0;
}
} else {
LOG_W(FLEXRAN_AGENT, "[%d] can not write control delegation data to %s\n",
mod_id, target);
LOG_W(FLEXRAN_AGENT, "remove file %s\n", target);
int rc = remove(target);
if (rc < 0)
LOG_E(FLEXRAN_AGENT, "cannot remove file %s: %s\n", target, strerror(errno));
}
if (control_delegation_msg->has_delegation_type
&& control_delegation_msg->delegation_type == PROTOCOL__FLEX_CONTROL_DELEGATION_TYPE__FLCDT_MAC_DL_UE_SCHEDULER
&& control_delegation_msg->header
&& control_delegation_msg->header->has_xid) {
/* Inform the MAC subsystem that a control delegation for it has arrived */
/* TODO this should be triggered by an agent reconfiguration? */
flexran_agent_mac_inform_delegation(mod_id, control_delegation_msg);
}
// long time_elapsed_nanos = timer_end(vartime);
*msg = NULL;
return 0;
}
@@ -452,10 +501,44 @@ int flexran_agent_destroy_control_delegation(Protocol__FlexranMessage *msg) {
return 0;
}
int flexran_agent_map_name_to_delegated_object(mid_t mod_id, const char *name,
char *path, int maxlen) {
int len = snprintf(path, maxlen, "%s/libflex.%s.so",
RC.flexran[mod_id]->cache_name, name);
if (len >= maxlen) {
LOG_E(FLEXRAN_AGENT, "path has been truncated, cannot read object\n");
return -1;
}
struct stat buf;
int status = stat(path, &buf);
if (status < 0) {
LOG_E(FLEXRAN_AGENT, "Could not stat object %s: %s\n", path, strerror(errno));
return -1;
}
return 0;
}
int flexran_agent_reconfiguration(mid_t mod_id, const void *params, Protocol__FlexranMessage **msg) {
Protocol__FlexranMessage *input = (Protocol__FlexranMessage *)params;
Protocol__FlexAgentReconfiguration *agent_reconfiguration_msg = input->agent_reconfiguration_msg;
apply_reconfiguration_policy(mod_id, agent_reconfiguration_msg->policy, strlen(agent_reconfiguration_msg->policy));
if (agent_reconfiguration_msg->policy) {
/* for compatibility: call old YAML configuration code, although we don't
* use it anymore */
apply_reconfiguration_policy(mod_id,
agent_reconfiguration_msg->policy,
strlen(agent_reconfiguration_msg->policy));
}
for (int i = 0; i < agent_reconfiguration_msg->n_systems; ++i) {
const Protocol__FlexAgentReconfigurationSystem *sys = agent_reconfiguration_msg->systems[i];
if (strcmp(sys->system, "app") == 0) {
flexran_agent_handle_apps(mod_id, sys->subsystems, sys->n_subsystems);
} else {
LOG_E(FLEXRAN_AGENT,
"unknown system name %s in flex_agent_reconfiguration message\n",
sys->system);
}
}
*msg = NULL;
return 0;
}
@@ -465,6 +548,15 @@ int flexran_agent_destroy_agent_reconfiguration(Protocol__FlexranMessage *msg) {
return 0;
}
int flexran_agent_destroy_control_delegation_request(Protocol__FlexranMessage *msg) {
if(msg->msg_case != PROTOCOL__FLEXRAN_MESSAGE__MSG_CONTROL_DEL_REQ_MSG)
return -1;
free(msg->control_del_req_msg->header);
free(msg->control_del_req_msg->name);
free(msg);
return 0;
}
int flexran_agent_lc_config_reply(mid_t mod_id, const void *params, Protocol__FlexranMessage **msg) {
xid_t xid;
@@ -750,6 +842,10 @@ int flexran_agent_enb_config_reply(mid_t mod_id, const void *params, Protocol__F
if (flexran_agent_get_s1ap_xface(mod_id))
flexran_agent_fill_s1ap_cell_config(mod_id, &enb_config_reply_msg->s1ap);
flexran_agent_fill_loaded_apps(mod_id, enb_config_reply_msg);
flexran_agent_mac_fill_loaded_mac_objects(mod_id, enb_config_reply_msg);
*msg = malloc(sizeof(Protocol__FlexranMessage));
if(*msg == NULL) {
@@ -880,7 +976,9 @@ int flexran_agent_handle_enb_config_reply(mid_t mod_id, const void *params, Prot
if (enb_config->n_cell_config > 0) {
if (flexran_agent_get_mac_xface(mod_id) && enb_config->cell_config[0]->slice_config) {
prepare_update_slice_config(mod_id, &enb_config->cell_config[0]->slice_config);
prepare_update_slice_config(mod_id,
&enb_config->cell_config[0]->slice_config,
1 /* request objects if necessary */);
}
if (enb_config->cell_config[0]->has_eutra_band
&& enb_config->cell_config[0]->has_dl_freq
openair2/ENB_APP/flexran_agent_common.h
+9
View File
@@ -131,11 +131,20 @@ int flexran_agent_destroy_lc_config_request(Protocol__FlexranMessage *msg);
/* Control delegation message constructor and destructor */
int flexran_agent_control_delegation(mid_t mod_id, const void *params, Protocol__FlexranMessage **msg);
int flexran_agent_destroy_control_delegation(Protocol__FlexranMessage *msg);
/* Map a name from a control_delegation message to a file name. The function
* stat()s the file to check existence and returns the complete path name in
* path. The length in path needs to be maxlen, the maximum length the path may
* have. */
int flexran_agent_map_name_to_delegated_object(mid_t mod_id, const char *name,
char *path, int maxlen);
/* Policy reconfiguration message constructor and destructor */
int flexran_agent_reconfiguration(mid_t mod_id, const void *params, Protocol__FlexranMessage **msg);
int flexran_agent_destroy_agent_reconfiguration(Protocol__FlexranMessage *msg);
/* Policy reconfiguration request message destructor */
int flexran_agent_destroy_control_delegation_request(Protocol__FlexranMessage *msg);
/* rrc triggering measurement message constructor and destructor */
int flexran_agent_rrc_reconfiguration(mid_t mod_id, const void *params, Protocol__FlexranMessage **msg);
int flexran_agent_destroy_rrc_reconfiguration(Protocol__FlexranMessage *msg);
openair2/ENB_APP/flexran_agent_handler.c
+6
View File
@@ -32,6 +32,7 @@
#include "flexran_agent_rrc.h"
#include "flexran_agent_pdcp.h"
#include "flexran_agent_s1ap.h"
#include "flexran_agent_app.h"
#include "flexran_agent_timer.h"
#include "flexran_agent_ran_api.h"
#include "common/utils/LOG/log.h"
@@ -80,6 +81,11 @@ flexran_agent_message_destruction_callback message_destruction_callback[] = {
flexran_agent_destroy_ue_state_change,
flexran_agent_destroy_control_delegation,
flexran_agent_destroy_agent_reconfiguration,
NULL, /* flex_rrc_triggering */
NULL, /* flex_ul_mac_config */
NULL, /* flex_disconnect */
NULL, /* flex_ho_command */
flexran_agent_destroy_control_delegation_request,
};
/* static const char *flexran_agent_direction2String[] = { */
openair2/ENB_APP/flexran_agent_ran_api.c
+16 -14
View File
@@ -3092,12 +3092,13 @@ int flexran_get_ue_dl_slice_id(mid_t mod_id, mid_t ue_id) {
return slices->s[idx]->id;
}
void flexran_set_ue_dl_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return;
int flexran_set_ue_dl_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return 0;
int idx = flexran_find_dl_slice(mod_id, slice_id);
if (idx < 0) return;
if (idx < 0) return 0;
pp_impl_param_t *dl = &RC.mac[mod_id]->pre_processor_dl;
dl->move_UE(dl->slices, ue_id, idx);
return 1;
}
int flexran_get_ue_ul_slice_id(mid_t mod_id, mid_t ue_id) {
@@ -3108,15 +3109,16 @@ int flexran_get_ue_ul_slice_id(mid_t mod_id, mid_t ue_id) {
return slices->s[idx]->id;
}
void flexran_set_ue_ul_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return;
int flexran_set_ue_ul_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return 0;
int idx = flexran_find_ul_slice(mod_id, slice_id);
if (idx < 0) return;
if (idx < 0) return 0;
pp_impl_param_t *ul = &RC.mac[mod_id]->pre_processor_ul;
ul->move_UE(ul->slices, ue_id, idx);
return 1;
}
int flexran_create_dl_slice(mid_t mod_id, const Protocol__FlexSlice *s) {
int flexran_create_dl_slice(mid_t mod_id, const Protocol__FlexSlice *s, void *object) {
if (!mac_is_present(mod_id)) return 0;
void *params = NULL;
switch (s->params_case) {
@@ -3133,7 +3135,7 @@ int flexran_create_dl_slice(mid_t mod_id, const Protocol__FlexSlice *s) {
char *l = s->label ? strdup(s->label) : NULL;
void *algo = &dl->dl_algo; // default scheduler
if (s->scheduler) {
algo = dlsym(NULL, s->scheduler);
algo = dlsym(object, s->scheduler);
if (!algo) {
free(params);
LOG_E(FLEXRAN_AGENT, "cannot locate scheduler '%s'\n", s->scheduler);
@@ -3193,7 +3195,7 @@ int flexran_get_num_dl_slices(mid_t mod_id) {
return RC.mac[mod_id]->pre_processor_dl.slices->num;
}
int flexran_create_ul_slice(mid_t mod_id, const Protocol__FlexSlice *s) {
int flexran_create_ul_slice(mid_t mod_id, const Protocol__FlexSlice *s, void *object) {
if (!mac_is_present(mod_id)) return -1;
void *params = NULL;
switch (s->params_case) {
@@ -3210,7 +3212,7 @@ int flexran_create_ul_slice(mid_t mod_id, const Protocol__FlexSlice *s) {
char *l = s->label ? strdup(s->label) : NULL;
void *algo = &ul->ul_algo; // default scheduler
if (s->scheduler) {
algo = dlsym(NULL, s->scheduler);
algo = dlsym(object, s->scheduler);
if (!algo) {
free(params);
LOG_E(FLEXRAN_AGENT, "cannot locate scheduler '%s'\n", s->scheduler);
@@ -3276,9 +3278,9 @@ char *flexran_get_dl_scheduler_name(mid_t mod_id) {
return RC.mac[mod_id]->pre_processor_dl.dl_algo.name;
}
int flexran_set_dl_scheduler(mid_t mod_id, char *sched) {
int flexran_set_dl_scheduler(mid_t mod_id, char *sched, void *object) {
if (!mac_is_present(mod_id)) return -1;
void *d = dlsym(NULL, sched);
void *d = dlsym(object, sched);
if (!d) return -2;
pp_impl_param_t *dl_pp = &RC.mac[mod_id]->pre_processor_dl;
dl_pp->dl_algo.unset(&dl_pp->dl_algo.data);
@@ -3292,9 +3294,9 @@ char *flexran_get_ul_scheduler_name(mid_t mod_id) {
return RC.mac[mod_id]->pre_processor_ul.ul_algo.name;
}
int flexran_set_ul_scheduler(mid_t mod_id, char *sched) {
int flexran_set_ul_scheduler(mid_t mod_id, char *sched, void *object) {
if (!mac_is_present(mod_id)) return -1;
void *d = dlsym(NULL, sched);
void *d = dlsym(object, sched);
if (!d) return -2;
pp_impl_param_t *ul_pp = &RC.mac[mod_id]->pre_processor_ul;
ul_pp->ul_algo.unset(&ul_pp->ul_algo.data);
openair2/ENB_APP/flexran_agent_ran_api.h
+12 -10
View File
@@ -669,15 +669,16 @@ int flexran_set_ul_slice_algo(mid_t mod_id, Protocol__FlexSliceAlgorithm algo);
/* Get the DL slice ID for a UE */
int flexran_get_ue_dl_slice_id(mid_t mod_id, mid_t ue_id);
/* Set the DL slice for a UE */
void flexran_set_ue_dl_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id);
int flexran_set_ue_dl_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id);
/* Get the UL slice ID for a UE */
int flexran_get_ue_ul_slice_id(mid_t mod_id, mid_t ue_id);
/* Set the UL slice for a UE */
void flexran_set_ue_ul_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id);
int flexran_set_ue_ul_slice_id(mid_t mod_id, mid_t ue_id, slice_id_t slice_id);
/* Create slice in DL, returns the new slice index */
int flexran_create_dl_slice(mid_t mod_id, const Protocol__FlexSlice *s);
/* Create slice in DL, returns the new slice index, object can be shared
* library for the scheduler or NULL */
int flexran_create_dl_slice(mid_t mod_id, const Protocol__FlexSlice *s, void *object);
/* Remove slice in DL, returns new number of slices or -1 on error */
int flexran_remove_dl_slice(mid_t mod_id, const Protocol__FlexSlice *s);
@@ -691,8 +692,9 @@ void flexran_get_dl_slice(mid_t mod_id,
/* Get the number of slices in DL */
int flexran_get_num_dl_slices(mid_t mod_id);
/* Create slice in UL, returns the new slice index */
int flexran_create_ul_slice(mid_t mod_id, const Protocol__FlexSlice *s);
/* Create slice in UL, returns the new slice index, object can be shared library
* for the scheduler or NULL */
int flexran_create_ul_slice(mid_t mod_id, const Protocol__FlexSlice *s, void *object);
/* Remove slice in UL */
int flexran_remove_ul_slice(mid_t mod_id, const Protocol__FlexSlice *s);
@@ -708,14 +710,14 @@ int flexran_get_num_ul_slices(mid_t mod_id);
/* Get the name of/Set the DL scheduling algorithm. If slicing is active, this
* corresponds to the default algorithm for slices, otherwise the currently
* used one. */
* used one. object is a shared object in which to find the scheduler */
char *flexran_get_dl_scheduler_name(mid_t mod_id);
int flexran_set_dl_scheduler(mid_t mod_id, char *sched);
int flexran_set_dl_scheduler(mid_t mod_id, char *sched, void *object);
/* Get the name of/Set the UL scheduler algorithm. Same applies as for the DL
* case */
* case. object is a shared object in which to find the scheduler */
char *flexran_get_ul_scheduler_name(mid_t mod_id);
int flexran_set_ul_scheduler(mid_t mod_id, char *sched);
int flexran_set_ul_scheduler(mid_t mod_id, char *sched, void *object);
/************************** S1AP **************************/
/* Get the number of MMEs to be connected */
openair2/ENB_APP/flexran_agent_timer.c
+33 -27
View File
@@ -58,6 +58,11 @@ struct timesync {
int timer_num;
flexran_agent_timer_element_t *timer[MAX_NUM_TIMERS];
int add_num;
flexran_agent_timer_element_t *add_list[MAX_NUM_TIMERS];
int remove_num;
int remove_list[MAX_NUM_TIMERS];
pthread_mutex_t mutex_timer;
int exit;
@@ -76,8 +81,12 @@ err_code_t flexran_agent_timer_init(mid_t mod_id) {
sync->current = 0;
sync->next = 0;
sync->timer_num = 0;
for (int i = 0; i < MAX_NUM_TIMERS; ++i)
sync->add_num = 0;
sync->remove_num = 0;
for (int i = 0; i < MAX_NUM_TIMERS; ++i) {
sync->timer[i] = NULL;
sync->add_list[i] = NULL;
}
pthread_mutex_init(&sync->mutex_timer, NULL);
sync->exit = 0;
@@ -170,12 +179,19 @@ void *flexran_agent_timer_thread(void *args) {
break;
pthread_mutex_lock(&sync->mutex_timer);
sync->current++;
if (sync->current < sync->next) {
pthread_mutex_unlock(&sync->mutex_timer);
continue;
for (int i = 0; i < sync->add_num; ++i) {
sync->timer[sync->timer_num] = sync->add_list[i];
sync->timer_num++;
}
sync->add_num = 0;
for (int i = 0; i < sync->remove_num; ++i)
flexran_agent_timer_remove_internal(sync, sync->remove_list[i]);
sync->remove_num = 0;
pthread_mutex_unlock(&sync->mutex_timer);
sync->current++;
if (sync->current < sync->next)
continue;
for (int i = 0; i < sync->timer_num; ++i) {
flexran_agent_timer_element_t *t = sync->timer[i];
@@ -186,7 +202,6 @@ void *flexran_agent_timer_thread(void *args) {
if (sync->next == sync->current || t->next < sync->next)
sync->next = t->next;
}
pthread_mutex_unlock(&sync->mutex_timer);
}
LOG_W(FLEXRAN_AGENT, "terminated timer thread\n");
return NULL;
@@ -230,45 +245,35 @@ err_code_t flexran_agent_create_timer(mid_t mod_id,
struct timesync *sync = &timesync[mod_id];
pthread_mutex_lock(&sync->mutex_timer);
if (sync->timer_num >= MAX_NUM_TIMERS) {
if (sync->timer_num + sync->add_num >= MAX_NUM_TIMERS) {
pthread_mutex_unlock(&sync->mutex_timer);
LOG_E(FLEXRAN_AGENT, "maximum number of timers (%d) reached while adding timer %d\n",
sync->timer_num, xid);
sync->timer_num + sync->add_num, xid);
free(t);
return TIMER_SETUP_FAILED;
}
/* TODO check that xid does not exist? */
t->next = sync->current + 1;
t->next = sync->current + sf;
if (sync->next <= sync->current || t->next < sync->next)
sync->next = t->next;
sync->timer[sync->timer_num] = t;
sync->timer_num++;
pthread_mutex_unlock(&sync->mutex_timer);
LOG_D(FLEXRAN_AGENT, "added new timer xid %d for agent %d\n", xid, mod_id);
return 0;
}
err_code_t flexran_agent_destroy_timers(mid_t mod_id) {
struct timesync *sync = &timesync[mod_id];
pthread_mutex_lock(&sync->mutex_timer);
for (int i = sync->timer_num - 1; i < 0; --i) {
flexran_agent_timer_remove_internal(sync, i);
}
sync->add_list[sync->add_num] = t;
sync->add_num++;
pthread_mutex_unlock(&sync->mutex_timer);
LOG_I(FLEXRAN_AGENT, "added new timer xid %d for agent %d\n", xid, mod_id);
return 0;
}
err_code_t flexran_agent_destroy_timer(mid_t mod_id, xid_t xid) {
struct timesync *sync = &timesync[mod_id];
pthread_mutex_lock(&sync->mutex_timer);
for (int i = 0; i < sync->timer_num; ++i) {
if (sync->timer[i]->xid == xid) {
flexran_agent_timer_remove_internal(sync, i);
pthread_mutex_lock(&sync->mutex_timer);
sync->remove_list[sync->remove_num] = i;
sync->remove_num++;
pthread_mutex_unlock(&sync->mutex_timer);
return 0;
}
}
pthread_mutex_unlock(&sync->mutex_timer);
LOG_E(FLEXRAN_AGENT, "could not find timer %d\n", xid);
return TIMER_ELEMENT_NOT_FOUND;
}
@@ -277,7 +282,8 @@ err_code_t flexran_agent_destroy_timer(mid_t mod_id, xid_t xid) {
void flexran_agent_timer_remove_internal(struct timesync *sync, int index) {
LOG_I(FLEXRAN_AGENT, "remove timer xid %d (index %d) for agent %d\n",
sync->timer[index]->xid, index, sync->timer[index]->mod_id);
flexran_agent_destroy_flexran_message(sync->timer[index]->msg);
if (sync->timer[index]->msg)
flexran_agent_destroy_flexran_message(sync->timer[index]->msg);
free(sync->timer[index]);
for (int i = index + 1; i < sync->timer_num; ++i)
sync->timer[i - 1] = sync->timer[i];
openair2/ENB_APP/flexran_agent_timer.h
-3
View File
@@ -61,9 +61,6 @@ err_code_t flexran_agent_create_timer(mid_t mod_id,
flexran_agent_timer_callback_t cb,
Protocol__FlexranMessage *msg);
/* Destroy all existing timers */
err_code_t flexran_agent_destroy_timers(mid_t mod_id);
/* Destroy the timer for task with id xid */
err_code_t flexran_agent_destroy_timer(mid_t mod_id, xid_t xid);
openair2/ENB_APP/flexran_apps/imsi.c
+245
View File
@@ -0,0 +1,245 @@
/*
* 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
*/
/*! \file imsi.c
* \brief flexran IMSI UE-slice association app
* \author Robert Schmidt, Firas Abdeljelil
* \date 2020
* \version 0.1
*/
#include <stdio.h>
#include <stdlib.h>
#include <regex.h>
#include "flexran_agent_common.h"
#include "flexran_agent_async.h"
#include "flexran_agent_extern.h"
#include "flexran_agent_timer.h"
#include "flexran_agent_defs.h"
#include "flexran_agent_net_comm.h"
#include "flexran_agent_ran_api.h"
#include "flexran_agent_phy.h"
#include "flexran_agent_mac.h"
#include "flexran_agent_rrc.h"
#include "flexran_agent_pdcp.h"
#include "flexran_agent_s1ap.h"
#include "flexran_agent_app.h"
#include "common/utils/LOG/log.h"
#include "assertions.h"
#include "queue.h"
typedef struct Map_regex_slice slist_data_t;
struct Map_regex_slice {
char regex_[30] ;
int slice_dl;
int slice_ul;
regex_t regex;
SLIST_ENTRY (Map_regex_slice) entries;
};
bool reconfig = false;
int ue[MAX_MOBILES_PER_ENB]={ [0 ... MAX_MOBILES_PER_ENB - 1] = -1 };
SLIST_HEAD(slisthead, Map_regex_slice) head;
int dump_list(void) {
int len = 1;
slist_data_t *datap = NULL;
SLIST_FOREACH(datap, &head, entries) {
LOG_W(FLEXRAN_AGENT, "%d: regex %s DL %d UL %d\n", len++, datap->regex_,
datap->slice_dl, datap->slice_ul);
}
return len;
}
void add(char *regex, int dl, int ul) {
slist_data_t *datap = malloc(sizeof(slist_data_t));
if (!datap) {
LOG_E(FLEXRAN_AGENT, "cannot allocate memory for slist_data_t\n");
return;
}
strcpy(datap->regex_, regex);
datap->slice_dl = dl;
datap->slice_ul = ul;
regcomp(&datap->regex, datap->regex_, 0);
SLIST_INSERT_HEAD(&head, datap, entries);
if (ul==-1)
LOG_I(FLEXRAN_AGENT, "added new element to list: regex %s slice DL %d\n" ,regex, dl);
else if (dl==-1)
LOG_I(FLEXRAN_AGENT, "added new element to list: regex %s slice UL %d\n" ,regex, ul);
else
LOG_I(FLEXRAN_AGENT, "added new element to list: regex %s slice DL %d UL %d\n",
regex, dl, ul);
}
void remove_(char *regex) {
slist_data_t *datap = NULL;
SLIST_FOREACH(datap, &head, entries) {
if (strcmp(datap->regex_, regex) == 0) {
SLIST_REMOVE(&head, datap, Map_regex_slice, entries);
if (datap->slice_dl==-1)
LOG_I(FLEXRAN_AGENT, "removed element from list: regex %s slice UL %d\n",datap->regex_, datap->slice_ul);
else if (datap->slice_ul==-1)
LOG_I(FLEXRAN_AGENT, "removed element from list: regex %s slice DL %d\n",datap->regex_, datap->slice_dl);
else
LOG_I(FLEXRAN_AGENT, "removed element from list: regex %s slice DL %d UL %d\n",
datap->regex_, datap->slice_dl, datap->slice_ul);
regfree(&datap->regex);
free(datap);
return;
}
}
LOG_E(FLEXRAN_AGENT, "no regex %s found in list\n", regex);
}
Protocol__FlexranMessage *matching_tick(
mid_t mod_id,
const Protocol__FlexranMessage *msg) {
const int num = flexran_get_mac_num_ues(mod_id);
for (int i = 0; i < num; i++) {
int ue_id = flexran_get_mac_ue_id(mod_id, i);
if (ue[ue_id] >= 0 && !reconfig)
continue;
rnti_t rnti = flexran_get_mac_ue_crnti(mod_id, ue_id);
uint64_t imsi = flexran_get_ue_imsi(mod_id, rnti);
char snum[20];
sprintf(snum, "%" PRIu64, imsi);
slist_data_t *datap = NULL;
SLIST_FOREACH(datap, &head, entries) {
if (regexec(&datap->regex, snum, 0, NULL, 0) == 0) {
int dl = datap->slice_dl;
if (dl >= 0 && dl != flexran_get_ue_dl_slice_id(mod_id, ue_id)) {
int ra = flexran_set_ue_dl_slice_id(mod_id, ue_id, dl);
if (ra)
LOG_I(FLEXRAN_AGENT,
"RNTI %04x/IMSI %s in the slice_dl %d\n",
rnti,
snum,
dl);
else
LOG_W(FLEXRAN_AGENT, "No such DL slice %d\n", dl);
}
int ul = datap->slice_ul;
if (ul >= 0 && ul != flexran_get_ue_ul_slice_id(mod_id, ue_id)) {
int rb = flexran_set_ue_ul_slice_id(mod_id, ue_id, ul);
if (rb)
LOG_I(FLEXRAN_AGENT,
"RNTI %04x/IMSI %s in the slice_ul %d\n",
rnti,
snum,
ul);
else
LOG_W(FLEXRAN_AGENT, "No such DL slice %d\n", dl);
}
}
}
ue[ue_id] = ue_id;
}
reconfig = false;
return NULL;
}
void add_param(Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p, int n_p) {
char s[30];
reconfig = true;
bool supp=false;
bool sl_E=false;
int dl=-1;
int ul=-1;
slist_data_t *datap = NULL;
for (int i = 0; i < n_p; ++i) {
switch (p[i]->value->param_case) {
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM__NOT_SET:
LOG_I(FLEXRAN_AGENT, " param %s is not set\n", p[i]->key);
break;
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM_INTEGER:
if( strcmp(p[i]->key, "slice_dl")==0)
dl= p[i]->value->integer;
else
ul= p[i]->value->integer;
sl_E=true;
break;
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM_STR:
strcpy(s,p[i]->value->str);
break;
default:
LOG_W(FLEXRAN_AGENT, " type of param %s is unknown\n", p[i]->key);
break;
};
}
if (!SLIST_EMPTY(&head)){
SLIST_FOREACH(datap, &head, entries) {
if (strcmp(datap->regex_, s) == 0) {
if (datap->slice_dl!=dl || datap->slice_ul!=ul)
supp=true;
}
}
}
if (sl_E==false)
remove_(s);
else {
if (supp==true)
remove_(s);
add(s,dl,ul);
}
/* re-verify all UEs again */
for (int i = 0; i < MAX_MOBILES_PER_ENB; ++i)
ue[i] = -1;
}
/* imsi_start: entry point for imsi app. Installs a callback using the timer
* API to have function imsi_tick() called every 5s */
#define TIMER 32
int imsi_start(mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p,
int n_p)
{
LOG_W(FLEXRAN_AGENT, "%s(): enable IMSI app timer\n", __func__);
flexran_agent_create_timer(mod_id,
500,
FLEXRAN_AGENT_TIMER_TYPE_PERIODIC,
TIMER,
matching_tick,
NULL);
SLIST_INIT(&head);
return 0;
}
int imsi_reconfig(mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p,
int n_p)
{
add_param(p, n_p);
return 0;
}
/* stop function: cleans up before app can be unloaded. Here: stop the timer */
int imsi_stop(mid_t mod_id) {
LOG_W(FLEXRAN_AGENT, "%s(): disable IMSI app timer\n", __func__);
flexran_agent_destroy_timer(mod_id, TIMER);
return 0;
}
/* app definition. visibility should be set to default so this symbol is
* reachable from outside */
flexran_agent_app_t __attribute__ ((visibility ("default"))) app = {
.start = imsi_start,
.reconfig = imsi_reconfig,
.stop = imsi_stop
};
openair2/ENB_APP/flexran_apps/sample.c
+121
View File
@@ -0,0 +1,121 @@
/*
* 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
*/
/*! \file sample.c
* \brief flexran sample app
* \author Robert Schmidt
* \date 2020
* \version 0.1
*/
#include "flexran_agent_common.h"
#include "flexran_agent_async.h"
#include "flexran_agent_extern.h"
#include "flexran_agent_timer.h"
#include "flexran_agent_defs.h"
#include "flexran_agent_net_comm.h"
#include "flexran_agent_ran_api.h"
#include "flexran_agent_phy.h"
#include "flexran_agent_mac.h"
#include "flexran_agent_rrc.h"
#include "flexran_agent_pdcp.h"
#include "flexran_agent_s1ap.h"
#include "flexran_agent_app.h"
#include "common/utils/LOG/log.h"
#include "assertions.h"
/* callback to be called for event: shows exemplary variable use and use of RAN
* API */
int tick;
Protocol__FlexranMessage *sample_tick(
mid_t mod_id,
const Protocol__FlexranMessage *msg) {
tick++;
const int num = flexran_get_mac_num_ues(mod_id);
LOG_I(FLEXRAN_AGENT, "%s(): tick %d number UEs %d\n", __func__, tick, num);
return NULL;
}
void print_param(Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p, int n_p) {
LOG_I(FLEXRAN_AGENT, "%s(): received %d parameters\n", __func__, n_p);
for (int i = 0; i < n_p; ++i) {
switch (p[i]->value->param_case) {
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM__NOT_SET:
LOG_I(FLEXRAN_AGENT, " param %s is not set\n", p[i]->key);
break;
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM_INTEGER:
LOG_I(FLEXRAN_AGENT, " param %s is %d\n", p[i]->key, p[i]->value->integer);
break;
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM_FLOATING:
LOG_I(FLEXRAN_AGENT, " param %s is %f\n", p[i]->key, p[i]->value->floating);
break;
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM_BOOLEAN:
LOG_I(FLEXRAN_AGENT, " param %s is %s\n", p[i]->key, p[i]->value->boolean ? "true" : "false");
break;
case PROTOCOL__FLEX_AGENT_RECONFIGURATION_PARAM__PARAM_STR:
LOG_I(FLEXRAN_AGENT, " param %s is %s\n", p[i]->key, p[i]->value->str);
break;
default:
LOG_W(FLEXRAN_AGENT, " type of param %s is unknown\n", p[i]->key);
break;
};
}
}
/* sa_start: entry point for sample app. Installs a callback using the timer
* API to have function sample_tick() called every 5s */
#define TIMER 22
int sa_start(mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p,
int n_p) {
LOG_W(FLEXRAN_AGENT, "%s(): enable sample app timer\n", __func__);
flexran_agent_create_timer(mod_id,
5000,
FLEXRAN_AGENT_TIMER_TYPE_PERIODIC,
TIMER,
sample_tick,
NULL);
print_param(p, n_p);
return 0;
}
int sa_reconfig(mid_t mod_id,
Protocol__FlexAgentReconfigurationSubsystem__ParamsEntry **p,
int n_p)
{
print_param(p, n_p);
return 0;
}
/* stop function: cleans up before app can be unloaded. Here: stop the timer */
int sa_stop(mid_t mod_id) {
LOG_W(FLEXRAN_AGENT, "%s(): disable sample app timer\n", __func__);
flexran_agent_destroy_timer(mod_id, TIMER);
return 0;
}
/* app definition. visibility should be set to default so this symbol is
* reachable from outside */
flexran_agent_app_t __attribute__ ((visibility ("default"))) app = {
.start = sa_start,
.reconfig = sa_reconfig,
.stop = sa_stop
};
openair2/GNB_APP/gnb_config.c
+12 -4
View File
@@ -153,7 +153,7 @@ void prepare_scc(NR_ServingCellConfigCommon_t *scc) {
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon = CALLOC(1,sizeof(NR_SetupRelease_RACH_ConfigCommon_t));
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->present = NR_SetupRelease_RACH_ConfigCommon_PR_setup;
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup = CALLOC(1,sizeof(struct NR_RACH_ConfigCommon));
// scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles = CALLOC(1,sizeof(long));
// scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles = CALLOC(1,sizeof(long));
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB = CALLOC(1,sizeof(struct NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB));
// scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->groupBconfigured = CALLOC(1,sizeof(struct NR_RACH_ConfigCommon__groupBconfigured));
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rsrp_ThresholdSSB = CALLOC(1,sizeof(NR_RSRP_Range_t));
@@ -1123,20 +1123,28 @@ int RCconfig_NR_X2(MessageDef *msg_p, uint32_t i) {
{
int t_reloc_prep = 0;
int tx2_reloc_overall = 0;
int t_dc_prep = 0;
int t_dc_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 }
{ "tx2_reloc_overall", "tx2_reloc_overall", 0, iptr:&tx2_reloc_overall, defintval:0, TYPE_INT, 0 },
{ "t_dc_prep", "t_dc_prep", 0, iptr:&t_dc_prep, defintval:0, TYPE_INT, 0 },
{ "t_dc_overall", "t_dc_overall", 0, iptr:&t_dc_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");
tx2_reloc_overall <= 0 || tx2_reloc_overall > 20000 ||
t_dc_prep <= 0 || t_dc_prep > 10000 ||
t_dc_overall <= 0 || t_dc_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] and [0 < t_dc_prep <= 10000] and [0 < t_dc_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;
X2AP_REGISTER_ENB_REQ (msg_p).t_dc_prep = t_dc_prep;
X2AP_REGISTER_ENB_REQ (msg_p).t_dc_overall = t_dc_overall;
}
// SCTP SETTING
X2AP_REGISTER_ENB_REQ (msg_p).sctp_out_streams = SCTP_OUT_STREAMS;
openair2/LAYER2/MAC/eNB_scheduler_mch.c
+1 -1
View File
@@ -211,7 +211,7 @@ schedule_MBMS_NFAPI(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
msi_pos++;
while((non_mbsfn_SubframeConfig & (0x100 >> msi_pos)) == (0x100>>msi_pos))
msi_pos++;
mbms_mch_i=0;
mbms_mch_i=0;
if((subframeP==0)){
x=0;
openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
+2
View File
@@ -56,6 +56,8 @@
#include "flexran.pb-c.h"
#include "flexran_agent_mac.h"
#include <dlfcn.h>
#include <openair2/LAYER2/MAC/mac.h>
#include "T.h"
openair2/LAYER2/MAC/main_ue.c
-11
View File
@@ -44,7 +44,6 @@
#include "common/ran_context.h"
extern FILL_UL_INFO_MUTEX_t fill_ul_mutex;
extern void openair_rrc_top_init_ue( int eMBMS_active, char *uecap_xer, uint8_t cba_group_active, uint8_t HO_active);
void dl_phy_sync_success(module_id_t module_idP, frame_t frameP, unsigned char eNB_index, uint8_t first_sync) { //init as MR
@@ -90,16 +89,6 @@ mac_top_init_ue(int eMBMS_active, char *uecap_xer,
UE_mac_inst = NULL;
}
// mutex below are used for multiple UE's L2 FAPI simulation.
if (NFAPI_MODE == NFAPI_UE_STUB_PNF) {
pthread_mutex_init(&fill_ul_mutex.rx_mutex,NULL);
pthread_mutex_init(&fill_ul_mutex.crc_mutex,NULL);
pthread_mutex_init(&fill_ul_mutex.sr_mutex,NULL);
pthread_mutex_init(&fill_ul_mutex.harq_mutex,NULL);
pthread_mutex_init(&fill_ul_mutex.cqi_mutex,NULL);
pthread_mutex_init(&fill_ul_mutex.rach_mutex,NULL);
}
LOG_I(MAC, "[MAIN] calling RRC\n");
openair_rrc_top_init_ue(eMBMS_active, uecap_xer, cba_group_active,
HO_active);
openair2/LAYER2/MAC/pre_processor.c
+107 -151
View File
@@ -69,6 +69,70 @@ int get_rbg_size_last(module_id_t Mod_id, int CC_id) {
return RBGsize;
}
bool try_allocate_harq_retransmission(module_id_t Mod_id,
int CC_id,
int frame,
int subframe,
int UE_id,
int start_rbg,
int *n_rbg_sched,
uint8_t *rbgalloc_mask) {
const int N_RBG = to_rbg(RC.mac[Mod_id]->common_channels[CC_id].mib->message.dl_Bandwidth);
const int RBGsize = get_min_rb_unit(Mod_id, CC_id);
const int RBGlastsize = get_rbg_size_last(Mod_id, CC_id);
UE_info_t *UE_info = &RC.mac[Mod_id]->UE_info;
// check whether there are HARQ retransmissions
const COMMON_channels_t *cc = &RC.mac[Mod_id]->common_channels[CC_id];
const uint8_t harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config, frame, subframe);
UE_sched_ctrl_t *ue_ctrl = &UE_info->UE_sched_ctrl[UE_id];
// retransmission: allocate
const int nb_rb = UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid];
if (nb_rb == 0) {
return false;
}
int nb_rbg = (nb_rb + (nb_rb % RBGsize)) / RBGsize;
// needs more RBGs than we can allocate
if (nb_rbg > *n_rbg_sched) {
LOG_D(MAC,
"retransmission of UE %d needs more RBGs (%d) than we have (%d)\n",
UE_id, nb_rbg, *n_rbg_sched);
return false;
}
// ensure that the number of RBs can be contained by the RBGs (!), i.e.
// if we allocate the last RBG this one should have the full RBGsize
if ((nb_rb % RBGsize) == 0 && nb_rbg == *n_rbg_sched
&& rbgalloc_mask[N_RBG - 1] && RBGlastsize != RBGsize) {
LOG_D(MAC,
"retransmission of UE %d needs %d RBs, but the last RBG %d is too small (%d, normal %d)\n",
UE_id, nb_rb, N_RBG - 1, RBGlastsize, RBGsize);
return false;
}
const uint8_t cqi = ue_ctrl->dl_cqi[CC_id];
const int idx = CCE_try_allocate_dlsch(Mod_id, CC_id, subframe, UE_id, cqi);
if (idx < 0) { // cannot allocate CCE
LOG_D(MAC, "cannot allocate UE %d: no CCE can be allocated\n", UE_id);
return false;
}
ue_ctrl->pre_dci_dl_pdu_idx = idx;
// retransmissions: directly allocate
*n_rbg_sched -= nb_rbg;
ue_ctrl->pre_nb_available_rbs[CC_id] += nb_rb;
for (; nb_rbg > 0; start_rbg++) {
if (!rbgalloc_mask[start_rbg])
continue;
ue_ctrl->rballoc_sub_UE[CC_id][start_rbg] = 1;
rbgalloc_mask[start_rbg] = 0;
nb_rbg--;
}
LOG_D(MAC,
"%4d.%d n_rbg_sched %d after retransmission reservation for UE %d "
"retx nb_rb %d pre_nb_available_rbs %d\n",
frame, subframe, *n_rbg_sched, UE_id,
UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid],
ue_ctrl->pre_nb_available_rbs[CC_id]);
return true;
}
void *rr_dl_setup(void) {
void *data = malloc(sizeof(int));
*(int *) data = 0;
@@ -115,64 +179,25 @@ int rr_dl_run(module_id_t Mod_id,
const uint8_t harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config, frame, subframe);
UE_sched_ctrl_t *ue_ctrl = &UE_info->UE_sched_ctrl[UE_id];
const uint8_t round = ue_ctrl->round[CC_id][harq_pid];
if (round != 8) { // retransmission: allocate
const int nb_rb = UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid];
if (nb_rb == 0)
goto skip_ue;
int nb_rbg = (nb_rb + (nb_rb % RBGsize)) / RBGsize;
// needs more RBGs than we can allocate
if (nb_rbg > n_rbg_sched) {
LOG_D(MAC,
"retransmission of UE %d needs more RBGs (%d) than we have (%d)\n",
UE_id, nb_rbg, n_rbg_sched);
goto skip_ue;
if (round != 8) {
bool r = try_allocate_harq_retransmission(Mod_id, CC_id, frame, subframe,
UE_id, rbg, &n_rbg_sched,
rbgalloc_mask);
if (r) {
/* if there are no more RBG to give, return */
if (n_rbg_sched <= 0)
return 0;
max_num_ue--;
if (max_num_ue == 0)
return n_rbg_sched;
for (; !rbgalloc_mask[rbg]; rbg++) /* fast-forward */ ;
}
// ensure that the number of RBs can be contained by the RBGs (!), i.e.
// if we allocate the last RBG this one should have the full RBGsize
if ((nb_rb % RBGsize) == 0 && nb_rbg == n_rbg_sched
&& rbgalloc_mask[N_RBG - 1] && RBGlastsize != RBGsize) {
LOG_D(MAC,
"retransmission of UE %d needs %d RBs, but the last RBG %d is too small (%d, normal %d)\n",
UE_id, nb_rb, N_RBG - 1, RBGlastsize, RBGsize);
goto skip_ue;
}
const uint8_t cqi = ue_ctrl->dl_cqi[CC_id];
const int idx = CCE_try_allocate_dlsch(Mod_id, CC_id, subframe, UE_id, cqi);
if (idx < 0)
goto skip_ue; // cannot allocate CCE
ue_ctrl->pre_dci_dl_pdu_idx = idx;
// retransmissions: directly allocate
n_rbg_sched -= nb_rbg;
ue_ctrl->pre_nb_available_rbs[CC_id] += nb_rb;
for (; nb_rbg > 0; rbg++) {
if (!rbgalloc_mask[rbg])
continue;
ue_ctrl->rballoc_sub_UE[CC_id][rbg] = 1;
rbgalloc_mask[rbg] = 0;
nb_rbg--;
}
LOG_D(MAC,
"%4d.%d n_rbg_sched %d after retransmission reservation for UE %d "
"round %d retx nb_rb %d pre_nb_available_rbs %d\n",
frame, subframe, n_rbg_sched, UE_id, round,
UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid],
ue_ctrl->pre_nb_available_rbs[CC_id]);
/* if there are no more RBG to give, return */
if (n_rbg_sched <= 0)
return 0;
max_num_ue--;
/* if there are no UEs that can be allocated anymore, return */
if (max_num_ue == 0)
return n_rbg_sched;
for (; !rbgalloc_mask[rbg]; rbg++) /* fast-forward */ ;
} else {
if (UE_info->UE_template[CC_id][UE_id].dl_buffer_total > 0) {
*cur_UE = UE_id;
cur_UE = &UE_sched.next[UE_id];
}
}
skip_ue:
UE_id = next_ue_list_looped(UE_list, UE_id);
} while (UE_id != *start_ue);
*cur_UE = -1; // mark end
@@ -187,11 +212,12 @@ skip_ue:
cur_UE = &UE_sched.head;
while (*cur_UE >= 0 && max_num_ue > 0) {
const int UE_id = *cur_UE;
cur_UE = &UE_sched.next[UE_id]; // go to next
const uint8_t cqi = UE_info->UE_sched_ctrl[UE_id].dl_cqi[CC_id];
const int idx = CCE_try_allocate_dlsch(Mod_id, CC_id, subframe, UE_id, cqi);
if (idx < 0) {
LOG_D(MAC, "cannot allocate CCE for UE %d, skipping\n", UE_id);
// SKIP this UE in the list by marking the next as the current
*cur_UE = UE_sched.next[UE_id];
continue;
}
UE_info->UE_sched_ctrl[UE_id].pre_dci_dl_pdu_idx = idx;
@@ -200,6 +226,7 @@ skip_ue:
const uint32_t B = UE_info->UE_template[CC_id][UE_id].dl_buffer_total;
rb_required[UE_id] = find_nb_rb_DL(mcs, B, n_rbg_sched * RBGsize, RBGsize);
max_num_ue--;
cur_UE = &UE_sched.next[UE_id]; // go to next
}
*cur_UE = -1; // not all UEs might be allocated, mark end
@@ -284,56 +311,19 @@ int pf_wbcqi_dl_run(module_id_t Mod_id,
const uint8_t harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config, frame, subframe);
UE_sched_ctrl_t *ue_ctrl = &UE_info->UE_sched_ctrl[UE_id];
const uint8_t round = ue_ctrl->round[CC_id][harq_pid];
if (round != 8) { // retransmission: allocate
const int nb_rb = UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid];
if (nb_rb == 0)
continue;
int nb_rbg = (nb_rb + (nb_rb % RBGsize)) / RBGsize;
// needs more RBGs than we can allocate
if (nb_rbg > n_rbg_sched) {
LOG_D(MAC,
"retransmission of UE %d needs more RBGs (%d) than we have (%d)\n",
UE_id, nb_rbg, n_rbg_sched);
continue;
if (round != 8) {
bool r = try_allocate_harq_retransmission(Mod_id, CC_id, frame, subframe,
UE_id, rbg, &n_rbg_sched,
rbgalloc_mask);
if (r) {
/* if there are no more RBG to give, return */
if (n_rbg_sched <= 0)
return 0;
max_num_ue--;
if (max_num_ue == 0)
return n_rbg_sched;
for (; !rbgalloc_mask[rbg]; rbg++) /* fast-forward */ ;
}
// ensure that the number of RBs can be contained by the RBGs (!), i.e.
// if we allocate the last RBG this one should have the full RBGsize
if ((nb_rb % RBGsize) == 0 && nb_rbg == n_rbg_sched
&& rbgalloc_mask[N_RBG - 1] && RBGlastsize != RBGsize) {
LOG_D(MAC,
"retransmission of UE %d needs %d RBs, but the last RBG %d is too small (%d, normal %d)\n",
UE_id, nb_rb, N_RBG - 1, RBGlastsize, RBGsize);
continue;
}
const uint8_t cqi = ue_ctrl->dl_cqi[CC_id];
const int idx = CCE_try_allocate_dlsch(Mod_id, CC_id, subframe, UE_id, cqi);
if (idx < 0)
continue; // cannot allocate CCE
ue_ctrl->pre_dci_dl_pdu_idx = idx;
// retransmissions: directly allocate
n_rbg_sched -= nb_rbg;
ue_ctrl->pre_nb_available_rbs[CC_id] += nb_rb;
for (; nb_rbg > 0; rbg++) {
if (!rbgalloc_mask[rbg])
continue;
ue_ctrl->rballoc_sub_UE[CC_id][rbg] = 1;
rbgalloc_mask[rbg] = 0;
nb_rbg--;
}
LOG_D(MAC,
"%4d.%d n_rbg_sched %d after retransmission reservation for UE %d "
"round %d retx nb_rb %d pre_nb_available_rbs %d\n",
frame, subframe, n_rbg_sched, UE_id, round,
UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid],
ue_ctrl->pre_nb_available_rbs[CC_id]);
/* if there are no more RBG to give, return */
if (n_rbg_sched <= 0)
return 0;
max_num_ue--;
/* if there are no UEs that can be allocated anymore, return */
if (max_num_ue == 0)
return n_rbg_sched;
for (; !rbgalloc_mask[rbg]; rbg++) /* fast-forward */ ;
} else {
if (UE_info->UE_template[CC_id][UE_id].dl_buffer_total == 0)
continue;
@@ -436,56 +426,19 @@ int mt_wbcqi_dl_run(module_id_t Mod_id,
const uint8_t harq_pid = frame_subframe2_dl_harq_pid(cc->tdd_Config, frame, subframe);
UE_sched_ctrl_t *ue_ctrl = &UE_info->UE_sched_ctrl[UE_id];
const uint8_t round = ue_ctrl->round[CC_id][harq_pid];
if (round != 8) { // retransmission: allocate
const int nb_rb = UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid];
if (nb_rb == 0)
continue;
int nb_rbg = (nb_rb + (nb_rb % RBGsize)) / RBGsize;
// needs more RBGs than we can allocate
if (nb_rbg > n_rbg_sched) {
LOG_D(MAC,
"retransmission of UE %d needs more RBGs (%d) than we have (%d)\n",
UE_id, nb_rbg, n_rbg_sched);
continue;
if (round != 8) {
bool r = try_allocate_harq_retransmission(Mod_id, CC_id, frame, subframe,
UE_id, rbg, &n_rbg_sched,
rbgalloc_mask);
if (r) {
/* if there are no more RBG to give, return */
if (n_rbg_sched <= 0)
return 0;
max_num_ue--;
if (max_num_ue == 0)
return n_rbg_sched;
for (; !rbgalloc_mask[rbg]; rbg++) /* fast-forward */ ;
}
// ensure that the number of RBs can be contained by the RBGs (!), i.e.
// if we allocate the last RBG this one should have the full RBGsize
if ((nb_rb % RBGsize) == 0 && nb_rbg == n_rbg_sched
&& rbgalloc_mask[N_RBG - 1] && RBGlastsize != RBGsize) {
LOG_D(MAC,
"retransmission of UE %d needs %d RBs, but the last RBG %d is too small (%d, normal %d)\n",
UE_id, nb_rb, N_RBG - 1, RBGlastsize, RBGsize);
continue;
}
const uint8_t cqi = ue_ctrl->dl_cqi[CC_id];
const int idx = CCE_try_allocate_dlsch(Mod_id, CC_id, subframe, UE_id, cqi);
if (idx < 0)
continue; // cannot allocate CCE
ue_ctrl->pre_dci_dl_pdu_idx = idx;
// retransmissions: directly allocate
n_rbg_sched -= nb_rbg;
ue_ctrl->pre_nb_available_rbs[CC_id] += nb_rb;
for (; nb_rbg > 0; rbg++) {
if (!rbgalloc_mask[rbg])
continue;
ue_ctrl->rballoc_sub_UE[CC_id][rbg] = 1;
rbgalloc_mask[rbg] = 0;
nb_rbg--;
}
LOG_D(MAC,
"%4d.%d n_rbg_sched %d after retransmission reservation for UE %d "
"round %d retx nb_rb %d pre_nb_available_rbs %d\n",
frame, subframe, n_rbg_sched, UE_id, round,
UE_info->UE_template[CC_id][UE_id].nb_rb[harq_pid],
ue_ctrl->pre_nb_available_rbs[CC_id]);
/* if there are no more RBG to give, return */
if (n_rbg_sched <= 0)
return 0;
max_num_ue--;
/* if there are no UEs that can be allocated anymore, return */
if (max_num_ue == 0)
return n_rbg_sched;
for (; !rbgalloc_mask[rbg]; rbg++) /* fast-forward */ ;
} else {
if (UE_info->UE_template[CC_id][UE_id].dl_buffer_total == 0)
continue;
@@ -942,7 +895,10 @@ int rr_ul_run(module_id_t Mod_id,
&tx_power);
UE_template->pre_assigned_mcs_ul = mcs;
rb_idx_required[UE_id] = rb_table_index;
/* rb_idx_given >= 22: apparently the PHY cannot support more than 48
* RBs in the uplink. Hence, we limit every UE to 48 RBs, which is at
* index 22 */
rb_idx_required[UE_id] = min(22, rb_table_index);
//UE_template->pre_allocated_nb_rb_ul = rb_table[rb_table_index];
/* only print log when PHR changed */
static int phr = 0;
openair2/LAYER2/MAC/slicing/slicing.c
+10
View File
@@ -336,6 +336,11 @@ void static_dl(module_id_t mod_id,
rbgalloc_slice_mask[rbg] = rbgalloc_mask[rbg];
n_rbg_sched += rbgalloc_mask[rbg];
}
<<<<<<< HEAD
=======
if (n_rbg_sched == 0) /* no free RBGs, e.g., taken by RA */
continue;
>>>>>>> fork_develop_new
s->s[i]->dl_algo.run(mod_id,
CC_id,
@@ -445,6 +450,11 @@ void static_ul(module_id_t mod_id,
}
if (!last_rb_blocked)
rbs[n_contig - 1].length = p->posHigh - rbs[n_contig - 1].start + 1;
<<<<<<< HEAD
=======
if (n_contig == 1 && rbs[0].length == 0) /* no RBs, e.g., taken by RA */
continue;
>>>>>>> fork_develop_new
s->s[i]->ul_algo.run(mod_id,
CC_id,
openair2/LAYER2/NR_MAC_gNB/nr_compute_tbs_common.c → openair2/LAYER2/NR_MAC_COMMON/nr_compute_tbs_common.c
+49 -54
View File
@@ -27,76 +27,70 @@
#include "common/utils/nr/nr_common.h"
#include <math.h>
#include "PHY/defs_nr_common.h"
//Table 5.1.2.2-2
uint16_t Tbstable_nr[INDEX_MAX_TBS_TABLE] = {24,32,40,48,56,64,72,80,88,96,104,112,120,128,136,144,152,160,168,176,184,192,208,224,240,256,272,288,304,320,336,352,368,384,408,432,456,480,504,528,552,576,608,640,672,704,736,768,808,848,888,928,984,1032,1064,1128,1160,1192,1224,1256,1288,1320,1352,1416,1480,1544,1608,1672,1736,1800,1864,1928,2024,2088,2152,2216,2280,2408,2472,2536,2600,2664,2728,2792,2856,2976,3104,3240,3368,3496,3624,3752,3824};
uint16_t NPRB_LBRM[7] = {32,66,107,135,162,217,273};
// Transport block size determination according to 6.1.4.2 of TS 38.214
// returns the TBS in bits
uint32_t nr_compute_tbs(uint16_t Qm,
uint16_t R,
uint16_t nb_rb,
uint16_t nb_symb_sch,
uint16_t nb_dmrs_prb,
uint16_t nb_rb,
uint16_t nb_symb_sch,
uint16_t nb_dmrs_prb,
uint16_t nb_rb_oh,
uint8_t tb_scaling,
uint8_t Nl)
uint8_t Nl)
{
uint16_t nbp_re, nb_re;
uint32_t nr_tbs=0;
uint32_t Ninfo, Np_info, C;
uint8_t n, scale;
uint16_t nbp_re, nb_re;
uint32_t nr_tbs=0;
uint32_t Ninfo, Np_info, C;
uint8_t n, scale;
nbp_re = 12 * nb_symb_sch - nb_dmrs_prb - nb_rb_oh;
nbp_re = NR_NB_SC_PER_RB * nb_symb_sch - nb_dmrs_prb - nb_rb_oh;
nb_re = min(156, nbp_re) * nb_rb;
scale = (R>1024)?11:10;
// Intermediate number of information bits
Ninfo = ((nb_re * R * Qm * Nl)>>scale)>>tb_scaling;
nb_re = min(156, nbp_re) * nb_rb;
scale = (R>1024)?11:10;
// Intermediate number of information bits
Ninfo = ((nb_re * R * Qm * Nl)>>scale)>>tb_scaling;
if (Ninfo <=3824) {
n = max(3, floor(log2(Ninfo)) - 6);
Np_info = max(24, (Ninfo>>n)<<n);
for (int i=0; i<INDEX_MAX_TBS_TABLE; i++) {
if (Tbstable_nr[i] >= Np_info){
nr_tbs = Tbstable_nr[i];
break;
}
if (Ninfo <=3824) {
n = max(3, floor(log2(Ninfo)) - 6);
Np_info = max(24, (Ninfo>>n)<<n);
for (int i=0; i<INDEX_MAX_TBS_TABLE; i++) {
if (Tbstable_nr[i] >= Np_info){
nr_tbs = Tbstable_nr[i];
break;
}
}
} else {
n = log2(Ninfo-24)-5;
Np_info = max(3840, (ROUNDIDIV((Ninfo-24),(1<<n)))<<n);
if (R <= 256) {
C = CEILIDIV((Np_info+24),3816);
nr_tbs = (C<<3)*CEILIDIV((Np_info+24),(C<<3)) - 24;
} else {
if (Np_info > 8424){
C = CEILIDIV((Np_info+24),8424);
nr_tbs = (C<<3)*CEILIDIV((Np_info+24),(C<<3)) - 24;
} else {
nr_tbs = ((CEILIDIV((Np_info+24),8))<<3) - 24;
}
}
else {
n = log2(Ninfo-24)-5;
Np_info = max(3840, (ROUNDIDIV((Ninfo-24),(1<<n)))<<n);
if (R <= 256) {
C = CEILIDIV((Np_info+24),3816);
nr_tbs = (C<<3)*CEILIDIV((Np_info+24),(C<<3)) - 24;
}
else {
if (Np_info > 8424){
C = CEILIDIV((Np_info+24),8424);
nr_tbs = (C<<3)*CEILIDIV((Np_info+24),(C<<3)) - 24;
}
else {
nr_tbs = ((CEILIDIV((Np_info+24),8))<<3) - 24;
}
}
}
//printf("Ninfo %d nbp_re %d nb_re %d Qm %d, R %d, tbs %d\n", Ninfo, nbp_re, nb_re, Qm, R, nr_tbs);
return nr_tbs;
}
//printf("Ninfo %d nbp_re %d nb_re %d Qm %d, R %d, tbs %d\n", Ninfo, nbp_re, nb_re, Qm, R, nr_tbs);
return nr_tbs;
}
//tbslbrm calculation according to 5.4.2.1 of 38.212
uint32_t nr_compute_tbslbrm(uint16_t table,
uint16_t nb_rb,
uint8_t Nl,
uint8_t C)
uint8_t Nl)
{
uint16_t R, nb_re;
@@ -104,14 +98,14 @@ uint32_t nr_compute_tbslbrm(uint16_t table,
uint8_t Qm;
int i;
uint32_t nr_tbs=0;
uint32_t Ninfo, Np_info;
uint32_t Ninfo, Np_info, C;
uint8_t n;
for (i=0; i<7; i++) {
if (NPRB_LBRM[i] >= nb_rb){
nb_rb_lbrm = NPRB_LBRM[i];
break;
}
if (NPRB_LBRM[i] >= nb_rb){
nb_rb_lbrm = NPRB_LBRM[i];
break;
}
}
Qm = ((table == 1)? 8 : 6);
@@ -136,10 +130,12 @@ uint32_t nr_compute_tbslbrm(uint16_t table,
Np_info = max(3840, (ROUNDIDIV((Ninfo-24),(1<<n)))<<n);
if (R <= 256) {
C = CEILIDIV((Np_info+24),3816);
nr_tbs = (C<<3)*CEILIDIV((Np_info+24),(C<<3)) - 24;
}
else {
if (Np_info > 8424){
C = CEILIDIV((Np_info+24),8424);
nr_tbs = (C<<3)*CEILIDIV((Np_info+24),(C<<3)) - 24;
}
else {
@@ -150,5 +146,4 @@ uint32_t nr_compute_tbslbrm(uint16_t table,
}
return nr_tbs;
}
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+675 -316
View File
File diff suppressed because it is too large Load Diff
openair2/LAYER2/NR_MAC_UE/config_ue.c
+9 -13
View File
@@ -147,13 +147,14 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
fapi_nr_config_request_t *cfg = &mac->phy_config.config_req;
NR_ServingCellConfigCommon_t *scc = mac->scc;
int i;
lte_frame_type_t frame_type;
mac->phy_config.Mod_id = module_id;
mac->phy_config.CC_id = cc_idP;
// carrier config
LOG_I(MAC,"UE Config Common\n");
LOG_I(MAC, "Entering UE Config Common\n");
cfg->carrier_config.dl_bandwidth = config_bandwidth(scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
@@ -200,15 +201,7 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
}
}
lte_frame_type_t frame_type;
uint16_t band;
int32_t offset;
get_band((cfg->carrier_config.dl_frequency)*1000,
&band,
&offset,
&frame_type);
get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing, &frame_type);
// cell config
@@ -243,8 +236,8 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
cfg->ssb_table.ssb_mask_list[0].ssb_mask = 0;
cfg->ssb_table.ssb_mask_list[1].ssb_mask = 0;
for (i=0; i<4; i++) {
cfg->ssb_table.ssb_mask_list[0].ssb_mask += (scc->ssb_PositionsInBurst->choice.longBitmap.buf[i+4]<<i*8);
cfg->ssb_table.ssb_mask_list[1].ssb_mask += (scc->ssb_PositionsInBurst->choice.longBitmap.buf[i]<<i*8);
cfg->ssb_table.ssb_mask_list[0].ssb_mask += (scc->ssb_PositionsInBurst->choice.longBitmap.buf[i]<<i*8);
cfg->ssb_table.ssb_mask_list[1].ssb_mask += (scc->ssb_PositionsInBurst->choice.longBitmap.buf[i+4]<<i*8);
}
break;
default:
@@ -259,8 +252,8 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
"scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530 is null\n");
cfg->tdd_table.tdd_period = *scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530;
}
LOG_I(MAC,"Setting TDD configuration period to %d\n",cfg->tdd_table.tdd_period);
if(cfg->cell_config.frame_duplex_type == TDD){
LOG_I(MAC,"Setting TDD configuration period to %d\n", cfg->tdd_table.tdd_period);
int return_tdd = set_tdd_config_nr_ue(cfg,
scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots,
@@ -433,6 +426,9 @@ int nr_rrc_mac_config_req_ue(
LOG_I(MAC,"Configuring CRNTI %x\n",mac->crnti);
}
// Setup the SSB to Rach Occasions mapping according to the config
build_ssb_to_ro_map(mac->scc, mac->phy_config.config_req.cell_config.frame_duplex_type);
/*
if(mac_cell_group_configP != NULL){
if(mac_cell_group_configP->drx_Config != NULL ){
openair2/LAYER2/NR_MAC_UE/mac_defs.h
+11 -4
View File
@@ -63,7 +63,11 @@
#include "NR_PhysicalCellGroupConfig.h"
#include "NR_CellGroupConfig.h"
#include "NR_ServingCellConfig.h"
#include "NR_MeasConfig.h"
#include "fapi_nr_ue_interface.h"
#include "NR_IF_Module.h"
#include "PHY/defs_nr_common.h"
#include "openair2/LAYER2/NR_MAC_COMMON/nr_mac.h"
#define NB_NR_UE_MAC_INST 1
/*!\brief Maximum number of logical channl group IDs */
@@ -158,6 +162,7 @@ typedef struct {
NR_CellGroupConfig_t *scg;
NR_RACH_ConfigDedicated_t *rach_ConfigDedicated;
int servCellIndex;
NR_CSI_ReportConfig_t *csirc;
//// MAC config
NR_DRX_Config_t *drx_Config;
NR_SchedulingRequestConfig_t *schedulingRequestConfig;
@@ -221,6 +226,10 @@ typedef struct {
uint32_t RA_tx_frame;
/// Random-access variable for window calculation (subframe of last change in window counter)
uint8_t RA_tx_subframe;
/// Scheduled TX frame for RA Msg3
frame_t msg3_frame;
/// Scheduled TX slot for RA Msg3
slot_t msg3_slot;
/// Random-access variable for backoff (frame of last change in backoff counter)
uint32_t RA_backoff_frame;
/// Random-access variable for backoff (subframe of last change in backoff counter)
@@ -243,13 +252,11 @@ typedef struct {
uint8_t generate_nr_prach;
//// FAPI-like interface message
fapi_nr_tx_request_t tx_request;
fapi_nr_ul_config_request_t ul_config_request;
fapi_nr_ul_config_request_t *ul_config_request;
fapi_nr_dl_config_request_t dl_config_request;
/// Interface module instances
nr_ue_if_module_t *if_module;
nr_scheduled_response_t scheduled_response;
nr_phy_config_t phy_config;
/// BSR report flag management
openair2/LAYER2/NR_MAC_UE/mac_proto.h
+49 -5
View File
@@ -88,6 +88,24 @@ NR_UE_MAC_INST_t *get_mac_inst(
\param ul_info UL indication*/
NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_indication_t *ul_info);
/**\brief fill nr_scheduled_response struct instance
@param nr_scheduled_response_t * pointer to scheduled_response instance to fill
@param fapi_nr_dl_config_request_t* pointer to dl_config,
@param fapi_nr_ul_config_request_t* pointer to ul_config,
@param fapi_nr_tx_request_t* pointer to tx_request;
@param module_id_t mod_id module ID
@param int cc_id CC ID
@param frame_t frame frame number
@param int slot reference number */
void fill_scheduled_response(nr_scheduled_response_t *scheduled_response,
fapi_nr_dl_config_request_t *dl_config,
fapi_nr_ul_config_request_t *ul_config,
fapi_nr_tx_request_t *tx_request,
module_id_t mod_id,
int cc_id,
frame_t frame,
int slot);
/* \brief Get SR payload (0,1) from UE MAC
@param Mod_id Instance id of UE in machine
@param CC_id Component Carrier index
@@ -101,8 +119,8 @@ uint32_t ue_get_SR(module_id_t module_idP, int CC_id, frame_t frameP,
int8_t nr_ue_get_SR(module_id_t module_idP, int CC_id, frame_t frameP, uint8_t eNB_id, uint16_t rnti, sub_frame_t subframe);
int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, dci_pdu_rel15_t *dci, uint16_t rnti, uint32_t dci_format);
int nr_ue_process_dci_indication_pdu(module_id_t module_id,int cc_id, int gNB_index,fapi_nr_dci_indication_pdu_t *dci);
int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, frame_t frame, int slot, dci_pdu_rel15_t *dci, uint16_t rnti, uint32_t dci_format);
int nr_ue_process_dci_indication_pdu(module_id_t module_id, int cc_id, int gNB_index, frame_t frame, int slot, fapi_nr_dci_indication_pdu_t *dci);
uint32_t get_ssb_frame(uint32_t test);
uint32_t get_ssb_slot(uint32_t ssb_index);
@@ -156,7 +174,7 @@ int8_t nr_ue_process_dlsch(module_id_t module_id, int cc_id, uint8_t gNB_index,
void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl_config, frame_t frame, int slot);
void nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
int nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
int dci_format,
uint8_t dci_length,
uint16_t rnti,
@@ -197,6 +215,17 @@ and fills the PRACH PDU per each FD occasion.
*/
void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t slotP);
/* \brief This function schedules the Msg3 transmission
@param
@param
@param
@returns void
*/
void nr_ue_msg3_scheduler(NR_UE_MAC_INST_t *mac,
frame_t current_frame,
sub_frame_t current_slot,
uint8_t Msg3_tda_id);
/* \brief Function called by PHY to process the received RAR and check that the preamble matches what was sent by the gNB. It provides the timing advance and t-CRNTI.
@param Mod_id Index of UE instance
@param CC_id Index to a component carrier
@@ -212,6 +241,7 @@ random-access procedure
uint16_t nr_ue_process_rar(module_id_t mod_id,
int CC_id,
frame_t frameP,
sub_frame_t slotP,
uint8_t * dlsch_buffer,
rnti_t * t_crnti,
uint8_t preamble_index,
@@ -237,6 +267,7 @@ andom-access to transmit a BSR along with the C-RNTI control element (see 5.1.4
@param nr_tti_tx slot for PRACH transmission
@returns indication to generate PRACH to phy */
uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
fapi_nr_ul_config_prach_pdu *prach_pdu,
module_id_t mod_id,
int CC_id,
UE_MODE_t UE_mode,
@@ -248,15 +279,14 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
@param module_idP Index of UE instance
@param CC_id Component Carrier Index
@param gNB_index gNB index
@param t_id
@param rach_ConfigDedicated
@returns void */
void nr_get_prach_resources(module_id_t mod_id,
int CC_id,
uint8_t gNB_id,
uint8_t t_id,
uint8_t first_Msg3,
NR_PRACH_RESOURCES_t *prach_resources,
fapi_nr_ul_config_prach_pdu *prach_pdu,
NR_RACH_ConfigDedicated_t * rach_ConfigDedicated);
void nr_Msg1_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint8_t gNB_id);
@@ -264,5 +294,19 @@ void nr_Msg1_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint
void nr_Msg3_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint8_t gNB_id);
void nr_ue_msg2_scheduler(module_id_t mod_id, uint16_t rach_frame, uint16_t rach_slot, uint16_t *msg2_frame, uint16_t *msg2_slot);
int8_t nr_ue_process_dci_freq_dom_resource_assignment(nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu,
fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config_pdu,
uint16_t n_RB_ULBWP,
uint16_t n_RB_DLBWP,
uint16_t riv);
void get_num_re_dmrs(nfapi_nr_ue_pusch_pdu_t *pusch_pdu,
uint8_t *nb_dmrs_re_per_rb,
uint16_t *number_dmrs_symbols);
void build_ssb_to_ro_map(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired);
#endif
/** @}*/
openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
+15 -4
View File
@@ -57,10 +57,21 @@ NR_UE_MAC_INST_t * nr_l2_init_ue(NR_UE_RRC_INST_t* rrc_inst)
if (IS_SOFTMODEM_NOS1){
if (rlc_module_init(0) != 0) {
LOG_I(RLC, "Problem at RLC initiation \n");
}
pdcp_layer_init();
nr_DRB_preconfiguration();
LOG_I(RLC, "Problem at RLC initiation \n");
}
pdcp_layer_init();
nr_DRB_preconfiguration();
}
// Allocate memory for ul_config_request in the mac instance. This is now a pointer and will
// point to a list of structures (one for each UL slot) to store PUSCH scheduling parameters
// received from UL DCI.
if (nr_ue_mac_inst->scc) {
int num_slots_ul = nr_ue_mac_inst->scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
if (nr_ue_mac_inst->scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols>0)
num_slots_ul++;
LOG_D(MAC, "Initializing ul_config_request. num_slots_ul = %d\n", num_slots_ul);
nr_ue_mac_inst->ul_config_request = (fapi_nr_ul_config_request_t *)calloc(num_slots_ul, sizeof(fapi_nr_ul_config_request_t));
}
}
else LOG_I(MAC,"Running without RRC instance\n");
openair2/LAYER2/NR_MAC_UE/nr_l1_helpers.c
+21 -1
View File
@@ -20,7 +20,7 @@
*/
/*! \file nr_l1_helper.c
* \brief PHY helper functions for PRACH adapted to NR
* \brief PHY/MAC helper functions
* \author Guido Casati
* \date 2019
* \version 2.0
@@ -151,3 +151,23 @@ int nr_get_Po_NOMINAL_PUSCH(NR_PRACH_RESOURCES_t *prach_resources, module_id_t m
return receivedTargerPower;
}
void get_num_re_dmrs(nfapi_nr_ue_pusch_pdu_t *pusch_pdu,
uint8_t *nb_dmrs_re_per_rb,
uint16_t *number_dmrs_symbols){
int start_symbol = pusch_pdu->start_symbol_index;
uint8_t number_of_symbols = pusch_pdu->nr_of_symbols;
uint16_t ul_dmrs_symb_pos = pusch_pdu->ul_dmrs_symb_pos;
uint8_t dmrs_type = pusch_pdu->dmrs_config_type;
uint8_t cdm_grps_no_data = pusch_pdu->num_dmrs_cdm_grps_no_data;
*number_dmrs_symbols = 0;
for (int i = start_symbol; i < start_symbol + number_of_symbols; i++) {
if((ul_dmrs_symb_pos >> i) & 0x01)
*number_dmrs_symbols += 1;
}
*nb_dmrs_re_per_rb = ((dmrs_type == pusch_dmrs_type1) ? 6:4)*cdm_grps_no_data;
}
openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c
+93 -29
View File
@@ -75,9 +75,9 @@ void nr_get_RA_window(NR_UE_MAC_INST_t *mac);
void nr_get_prach_resources(module_id_t mod_id,
int CC_id,
uint8_t gNB_id,
uint8_t t_id,
uint8_t first_Msg3,
NR_PRACH_RESOURCES_t *prach_resources,
fapi_nr_ul_config_prach_pdu *prach_pdu,
NR_RACH_ConfigDedicated_t * rach_ConfigDedicated){
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
@@ -87,8 +87,8 @@ void nr_get_prach_resources(module_id_t mod_id,
// NR_BeamFailureRecoveryConfig_t *beam_failure_recovery_config = &mac->RA_BeamFailureRecoveryConfig; // todo
int messagePowerOffsetGroupB = 0, messageSizeGroupA, PLThreshold, sizeOfRA_PreamblesGroupA = 0, numberOfRA_Preambles, i, deltaPreamble_Msg3 = 0;
uint8_t noGroupB = 0, s_id, f_id, ul_carrier_id, prach_ConfigIndex, SFN_nbr, Msg3_size;
int messagePowerOffsetGroupB = 0, messageSizeGroupA, PLThreshold, sizeOfRA_PreamblesGroupA = 0, numberOfRA_Preambles, deltaPreamble_Msg3 = 0;
uint8_t noGroupB = 0, s_id, t_id, f_id, ul_carrier_id, Msg3_size;
AssertFatal(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup != NULL, "[UE %d] FATAL nr_rach_ConfigCommon is NULL !!!\n", mod_id);
nr_rach_ConfigCommon = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup;
@@ -129,12 +129,81 @@ void nr_get_prach_resources(module_id_t mod_id,
// rsrp_ThresholdSSB = *nr_rach_ConfigCommon->rsrp_ThresholdSSB;
// Determine the SSB to RACH mapping ratio
// =======================================
NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR ssb_perRACH_config = nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->present;
boolean_t multiple_ssb_per_ro; // true if more than one or exactly one SSB per RACH occasion, false if more than one RO per SSB
uint8_t ssb_rach_ratio; // Nb of SSBs per RACH or RACHs per SSB
long cb_preambles_per_ssb; // Nb of preambles per SSB
int total_preambles_per_ssb;
int starting_preamble_nb = 0;
uint8_t ssb_nb_in_ro;
switch (ssb_perRACH_config){
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_oneEighth:
multiple_ssb_per_ro = false;
ssb_rach_ratio = 8;
cb_preambles_per_ssb = 4 * (nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.oneEighth + 1);
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_oneFourth:
multiple_ssb_per_ro = false;
ssb_rach_ratio = 4;
cb_preambles_per_ssb = 4 * (nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.oneFourth + 1);
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_oneHalf:
multiple_ssb_per_ro = false;
ssb_rach_ratio = 2;
cb_preambles_per_ssb = 4 * (nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.oneHalf + 1);
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_one:
multiple_ssb_per_ro = true;
ssb_rach_ratio = 1;
cb_preambles_per_ssb = 4 * (nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.one + 1);
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_two:
multiple_ssb_per_ro = true;
ssb_rach_ratio = 2;
cb_preambles_per_ssb = 4 * (nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.two + 1);
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_four:
multiple_ssb_per_ro = true;
ssb_rach_ratio = 4;
cb_preambles_per_ssb = nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.four;
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_eight:
multiple_ssb_per_ro = true;
ssb_rach_ratio = 8;
cb_preambles_per_ssb = nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.eight;
break;
case NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_sixteen:
multiple_ssb_per_ro = true;
ssb_rach_ratio = 16;
cb_preambles_per_ssb = nr_rach_ConfigCommon->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.sixteen;
break;
default:
AssertFatal(1 == 0, "Unsupported ssb_perRACH_config %d\n", ssb_perRACH_config);
break;
}
Msg3_size = mac->RA_Msg3_size;
numberOfRA_Preambles = 64;
if(nr_rach_ConfigCommon->totalNumberOfRA_Preambles != NULL)
numberOfRA_Preambles = *(nr_rach_ConfigCommon->totalNumberOfRA_Preambles);
// Compute the proper Preamble selection params according to the selected SSB and the ssb_perRACH_OccasionAndCB_PreamblesPerSSB configuration
if ((true == multiple_ssb_per_ro) &&
(ssb_rach_ratio > 1)) {
total_preambles_per_ssb = numberOfRA_Preambles / ssb_rach_ratio;
ssb_nb_in_ro = prach_pdu->ssb_nb_in_ro;
starting_preamble_nb = total_preambles_per_ssb * ssb_nb_in_ro;
}
else {
total_preambles_per_ssb = numberOfRA_Preambles;
starting_preamble_nb = 0;
}
if (!nr_rach_ConfigCommon->groupBconfigured) {
noGroupB = 1;
} else {
@@ -220,29 +289,30 @@ void nr_get_prach_resources(module_id_t mod_id,
if (first_Msg3 == 1) {
if (noGroupB == 1) {
// use Group A preamble
prach_resources->ra_PreambleIndex = (taus()) % numberOfRA_Preambles;
prach_resources->ra_PreambleIndex = starting_preamble_nb + ((taus()) % cb_preambles_per_ssb);
mac->RA_usedGroupA = 1;
} else if ((Msg3_size < messageSizeGroupA) && (get_nr_PL(mod_id, CC_id, gNB_id) > PLThreshold)) {
// Group B is configured and RA preamble Group A is used
// - todo add condition on CCCH_sdu_size for initiation by CCCH
prach_resources->ra_PreambleIndex = (taus()) % sizeOfRA_PreamblesGroupA;
prach_resources->ra_PreambleIndex = starting_preamble_nb + ((taus()) % sizeOfRA_PreamblesGroupA);
mac->RA_usedGroupA = 1;
} else {
// Group B preamble is configured and used
// the first sizeOfRA_PreamblesGroupA RA preambles belong to RA Preambles Group A
// the remaining belong to RA Preambles Group B
prach_resources->ra_PreambleIndex = sizeOfRA_PreamblesGroupA + (taus()) % (numberOfRA_Preambles - sizeOfRA_PreamblesGroupA);
prach_resources->ra_PreambleIndex = starting_preamble_nb + sizeOfRA_PreamblesGroupA + ((taus()) % (cb_preambles_per_ssb - sizeOfRA_PreamblesGroupA));
mac->RA_usedGroupA = 0;
}
} else { // Msg3 is being retransmitted
if (mac->RA_usedGroupA == 1 && noGroupB == 1) {
prach_resources->ra_PreambleIndex = (taus()) % numberOfRA_Preambles;
prach_resources->ra_PreambleIndex = starting_preamble_nb + ((taus()) % cb_preambles_per_ssb);
} else if (mac->RA_usedGroupA == 1 && noGroupB == 0){
prach_resources->ra_PreambleIndex = (taus()) % sizeOfRA_PreamblesGroupA;
prach_resources->ra_PreambleIndex = starting_preamble_nb + ((taus()) % sizeOfRA_PreamblesGroupA);
} else {
prach_resources->ra_PreambleIndex = sizeOfRA_PreamblesGroupA + (taus()) % (numberOfRA_Preambles - sizeOfRA_PreamblesGroupA);
prach_resources->ra_PreambleIndex = starting_preamble_nb + sizeOfRA_PreamblesGroupA + ((taus()) % (cb_preambles_per_ssb - sizeOfRA_PreamblesGroupA));
}
}
LOG_D(MAC, "[RAPROC] - Selected RA preamble index %d for contention-based random access procedure... \n", prach_resources->ra_PreambleIndex);
}
@@ -268,27 +338,16 @@ void nr_get_prach_resources(module_id_t mod_id,
// 1) this does not apply to contention-free RA Preamble for beam failure recovery request
// 2) getting star_symb, SFN_nbr from table 6.3.3.2-3 (TDD and FR1 scenario)
prach_ConfigIndex = rach_ConfigGeneric->prach_ConfigurationIndex;
// ra_RNTI computation
// - todo: this is for TDD FR1 only
// - ul_carrier_id: UL carrier used for RA preamble transmission, hardcoded for NUL carrier
// - f_id: index of the PRACH occasion in the frequency domain
// - s_id is starting symbol of the PRACH occasion [0...14]
// - t_id is the first slot of the PRACH occasion in a system frame [0...80]
ul_carrier_id = 0; // NUL
f_id = rach_ConfigGeneric->msg1_FrequencyStart;
SFN_nbr = table_6_3_3_2_3_prachConfig_Index[prach_ConfigIndex][4];
s_id = table_6_3_3_2_3_prachConfig_Index[prach_ConfigIndex][5];
f_id = prach_pdu->num_ra;
t_id = prach_pdu->prach_slot;
s_id = prach_pdu->prach_start_symbol;
// Pick the first slot of the PRACH occasion in a system frame
for (i = 0; i < 10; i++){
if (((SFN_nbr & (1 << i)) >> i) == 1){
t_id = 2*i;
break;
}
}
prach_resources->ra_RNTI = 1 + s_id + 14 * t_id + 1120 * f_id + 8960 * ul_carrier_id;
mac->ra_rnti = prach_resources->ra_RNTI;
@@ -335,6 +394,7 @@ void nr_Msg3_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint
// - add the backoff condition here if we have it from a previous RA reponse which failed (i.e. backoff indicator)
uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
fapi_nr_ul_config_prach_pdu *prach_pdu,
module_id_t mod_id,
int CC_id,
UE_MODE_t UE_mode,
@@ -363,7 +423,7 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
AssertFatal(CC_id == 0,"Transmission on secondary CCs is not supported yet\n");
if (UE_mode < PUSCH && prach_resources->init_msg1) {
if (prach_resources->init_msg1) {
LOG_D(MAC, "nr_ue_get_rach, RA_active value: %d", mac->RA_active);
@@ -449,7 +509,7 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
// Fill in preamble and PRACH resources
if (mac->generate_nr_prach == 1)
nr_get_prach_resources(mod_id, CC_id, gNB_id, nr_tti_tx, 1, prach_resources, rach_ConfigDedicated);
nr_get_prach_resources(mod_id, CC_id, gNB_id, nr_tti_tx, prach_resources, prach_pdu, rach_ConfigDedicated);
offset = nr_generate_ulsch_pdu((uint8_t *) mac_sdus, // sdus buffer
(uint8_t *) payload, // UL MAC pdu pointer
@@ -493,9 +553,13 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
if (mac->RA_window_cnt >= 0 && mac->RA_RAPID_found == 1) {
// Reset RA_active flag: it disables Msg3 retransmission (8.3 of TS 38.213)
// TbD Msg3 Retransmissions to be scheduled by DCI 0_0
mac->RA_active = 0;
mac->RA_window_cnt = -1;
mac->ra_state = RA_SUCCEEDED;
LOG_I(MAC, "[MAC][UE %d][RAPROC] Frame %d: nr_tti_tx %d: RAR successfully received \n", mod_id, frame, nr_tti_tx);
mac->generate_nr_prach = 2;
LOG_I(MAC, "[MAC][UE %d][RAPROC]: RAR successfully received \n", mod_id);
} else if (mac->RA_window_cnt == 0 && !mac->RA_RAPID_found) {
@@ -572,13 +636,13 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
// Fill in preamble and PRACH resources
if (mac->generate_nr_prach == 1)
nr_get_prach_resources(mod_id, CC_id, gNB_id, nr_tti_tx, 0, prach_resources, rach_ConfigDedicated);
nr_get_prach_resources(mod_id, CC_id, gNB_id, nr_tti_tx, prach_resources, prach_pdu, rach_ConfigDedicated);
} else {
mac->RA_window_cnt--;
LOG_I(MAC, "[MAC][UE %d][RAPROC] Frame %d: nr_tti_tx %d: RAR reception not successful, (RA window count %d) \n",
LOG_D(MAC, "[MAC][UE %d][RAPROC][%d.%d]: RAR not received yet (RA window count %d) \n",
mod_id,
frame,
nr_tti_tx,
@@ -586,7 +650,7 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
// Fill in preamble and PRACH resources
if (mac->generate_nr_prach == 1)
nr_get_prach_resources(mod_id, CC_id, gNB_id, nr_tti_tx, 0, prach_resources, rach_ConfigDedicated);
nr_get_prach_resources(mod_id, CC_id, gNB_id, nr_tti_tx, prach_resources, prach_pdu, rach_ConfigDedicated);
}
}
openair2/LAYER2/NR_MAC_UE/nr_ue_dci_configuration.c
+19 -14
View File
@@ -54,31 +54,30 @@ void fill_dci_search_candidates(NR_SearchSpace_t *ss,fapi_nr_dl_config_dci_dl_pd
LOG_D(MAC,"Filling search candidates for DCI\n");
rel15->number_of_candidates=3;
rel15->number_of_candidates=4;
rel15->CCE[0]=0;
rel15->L[0]=4;
rel15->CCE[1]=4;
rel15->L[1]=4;
rel15->CCE[2]=8;
rel15->L[2]=4;
rel15->CCE[3]=12;
rel15->L[3]=4;
}
void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t *rel15, fapi_nr_dl_config_request_t *dl_config, int rnti_type, int ss_id, uint8_t dci_format){
void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t *rel15, fapi_nr_dl_config_request_t *dl_config, int rnti_type, int ss_id){
uint16_t monitoringSymbolsWithinSlot;
uint16_t monitoringSymbolsWithinSlot = 0;
uint8_t bwp_id = 1, coreset_id = 1;
int sps;
def_dci_pdu_rel15 = calloc(1,sizeof(dci_pdu_rel15_t));
int sps = 0;
def_dci_pdu_rel15 = calloc(1,2*sizeof(dci_pdu_rel15_t));
AssertFatal(mac->scc != NULL, "scc is null\n");
NR_ServingCellConfigCommon_t *scc = mac->scc;
NR_BWP_DownlinkCommon_t *bwp_Common = mac->DLbwp[bwp_id - 1]->bwp_Common;
NR_BWP_DownlinkCommon_t *initialDownlinkBWP = scc->downlinkConfigCommon->initialDownlinkBWP;
NR_SearchSpace_t *ss = mac->SSpace[bwp_id - 1][coreset_id - 1][ss_id];
// DCI format configuration
rel15->dci_format = dci_format;
// CORESET configuration
NR_ControlResourceSet_t *coreset = mac->coreset[bwp_id - 1][coreset_id - 1];
rel15->coreset.duration = coreset->duration;
@@ -123,7 +122,9 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
rel15->BWPSize = NRRIV2BW(bwp_Common->genericParameters.locationAndBandwidth, 275);
rel15->BWPStart = NRRIV2PRBOFFSET(bwp_Common->genericParameters.locationAndBandwidth, 275);
rel15->SubcarrierSpacing = bwp_Common->genericParameters.subcarrierSpacing;
rel15->dci_length = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format, NR_RNTI_C, rel15->BWPSize, bwp_id);
for (int i = 0; i < rel15->num_dci_options; i++) {
rel15->dci_length_options[i] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15+i, rel15->dci_format_options[i], NR_RNTI_C, rel15->BWPSize, bwp_id);
}
break;
case NR_RNTI_RA:
// we use the initial DL BWP
@@ -133,7 +134,7 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
rel15->BWPSize = NRRIV2BW(initialDownlinkBWP->genericParameters.locationAndBandwidth, 275);
rel15->BWPStart = NRRIV2PRBOFFSET(bwp_Common->genericParameters.locationAndBandwidth, 275); //NRRIV2PRBOFFSET(initialDownlinkBWP->genericParameters.locationAndBandwidth, 275);
rel15->SubcarrierSpacing = initialDownlinkBWP->genericParameters.subcarrierSpacing;
rel15->dci_length = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format, NR_RNTI_RA, rel15->BWPSize, bwp_id);
rel15->dci_length_options[0] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format_options[0], NR_RNTI_RA, rel15->BWPSize, bwp_id);
break;
case NR_RNTI_P:
break;
@@ -177,14 +178,13 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
#endif
// add DCI
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DCI;
dl_config->number_pdus = dl_config->number_pdus + 1;
dl_config->number_pdus += 1;
}
void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl_config, frame_t frame, int slot) {
int ss_id;
uint8_t bwp_id = 1, coreset_id = 1;
NR_ServingCellConfig_t *scd = mac->scg->spCellConfig->spCellConfigDedicated;
NR_BWP_Downlink_t *bwp = mac->DLbwp[bwp_id - 1];
#ifdef DEBUG_DCI
@@ -215,7 +215,9 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
LOG_D(MAC, "[DCI_CONFIG] Configure monitoring of PDCCH candidates in Type1-PDCCH common random access search space\n");
switch(mac->ra_state){
case WAIT_RAR:
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, ss_id, NR_DL_DCI_FORMAT_1_0);
rel15->num_dci_options = 1;
rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_0;
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, ss_id);
fill_dci_search_candidates(ss, rel15);
break;
case WAIT_CONTENTION_RESOLUTION:
@@ -286,7 +288,10 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
// Monitors DCI 01 and 11 scrambled with C-RNTI, or CS-RNTI(s), or SP-CSI-RNTI
if (get_softmodem_params()->phy_test == 1 && mac->crnti > 0) {
LOG_D(MAC, "[DCI_CONFIG] Configure monitoring of PDCCH candidates in the user specific search space\n");
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_C, ss_id, NR_DL_DCI_FORMAT_1_1);
rel15->num_dci_options = 2;
rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_1;
rel15->dci_format_options[1] = NR_UL_DCI_FORMAT_0_1;
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_C, ss_id);
fill_dci_search_candidates(ss, rel15);
#ifdef DEBUG_DCI
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+1492 -431
View File
File diff suppressed because it is too large Load Diff
openair2/LAYER2/NR_MAC_UE/rar_tools_nrUE.c
+175 -30
View File
@@ -46,7 +46,8 @@
#include "NR_MAC_COMMON/nr_mac_extern.h"
#include <common/utils/nr/nr_common.h>
#define DEBUG_RAR
// #define DEBUG_RAR
// #define DEBUG_MSG3
// table 7.2-1 TS 38.321
uint16_t table_7_2_1[16] = {
@@ -66,6 +67,135 @@ uint16_t table_7_2_1[16] = {
1920, // row index 13
};
void nr_config_Msg3_pdu(NR_UE_MAC_INST_t *mac,
int Msg3_f_alloc,
uint8_t Msg3_t_alloc,
uint8_t mcs,
uint8_t freq_hopping){
int f_alloc, mask, StartSymbolIndex, NrOfSymbols;
uint8_t nb_dmrs_re_per_rb;
uint16_t number_dmrs_symbols = 0;
int N_PRB_oh;
fapi_nr_ul_config_request_t *ul_config = &mac->ul_config_request[0];
nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].pusch_config_pdu;
NR_ServingCellConfigCommon_t *scc = mac->scc;
NR_BWP_Uplink_t *ubwp = mac->ULbwp[0];
NR_BWP_UplinkDedicated_t *ibwp = mac->scg->spCellConfig->spCellConfigDedicated->uplinkConfig->initialUplinkBWP;
NR_PUSCH_Config_t *pusch_Config = ibwp->pusch_Config->choice.setup;
int startSymbolAndLength = ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[Msg3_t_alloc]->startSymbolAndLength;
#ifdef DEBUG_MSG3
printf("[DEBUG_MSG3] Configuring 1 Msg3 PDU of %d UL pdus \n", ul_config->number_pdus);
#endif
// Num PRB Overhead from PUSCH-ServingCellConfig
if (mac->scg->spCellConfig->spCellConfigDedicated->uplinkConfig->pusch_ServingCellConfig->choice.setup->xOverhead == NULL)
N_PRB_oh = 0;
else
N_PRB_oh = *mac->scg->spCellConfig->spCellConfigDedicated->uplinkConfig->pusch_ServingCellConfig->choice.setup->xOverhead;
// active BWP start
int abwp_start = NRRIV2PRBOFFSET(ubwp->bwp_Common->genericParameters.locationAndBandwidth, 275);
int abwp_size = NRRIV2BW(ubwp->bwp_Common->genericParameters.locationAndBandwidth, 275);
// initial BWP start
int ibwp_start = NRRIV2PRBOFFSET(scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, 275);
int ibwp_size = NRRIV2BW(scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, 275);
// BWP start selection according to 8.3 of TS 38.213
pusch_config_pdu->bwp_size = ibwp_size;
if ((ibwp_start < abwp_start) || (ibwp_size > abwp_size))
pusch_config_pdu->bwp_start = abwp_start;
else
pusch_config_pdu->bwp_start = ibwp_start;
//// Resource assignment from RAR
// Frequency domain allocation according to 8.3 of TS 38.213
if (ibwp_size < 180)
mask = (1 << ((int) ceil(log2((ibwp_size*(ibwp_size+1))>>1)))) - 1;
else
mask = (1 << (28 - (int)(ceil(log2((ibwp_size*(ibwp_size+1))>>1))))) - 1;
f_alloc = Msg3_f_alloc & mask;
nr_ue_process_dci_freq_dom_resource_assignment(pusch_config_pdu, NULL, ibwp_size, 0, f_alloc);
// virtual resource block to physical resource mapping for Msg3 PUSCH (6.3.1.7 in 38.211)
pusch_config_pdu->rb_start += ibwp_start - abwp_start;
// Time domain allocation
SLIV2SL(startSymbolAndLength, &StartSymbolIndex, &NrOfSymbols);
pusch_config_pdu->ul_dmrs_symb_pos = 1<<StartSymbolIndex;
pusch_config_pdu->start_symbol_index = StartSymbolIndex;
pusch_config_pdu->nr_of_symbols = NrOfSymbols;
#ifdef DEBUG_MSG3
printf("[DEBUG_MSG3] Freq assignment (RB start %d size %d) BWP (start %d, size %d), Time assignment (sliv_S %d sliv_L %d) \n",
pusch_config_pdu->rb_start,
pusch_config_pdu->rb_size,
pusch_config_pdu->bwp_start,
pusch_config_pdu->bwp_size,
StartSymbolIndex,
NrOfSymbols);
#endif
// MCS
pusch_config_pdu->mcs_index = mcs;
// Frequency hopping
pusch_config_pdu->frequency_hopping = freq_hopping;
// TC-RNTI
pusch_config_pdu->rnti = mac->t_crnti;
// DM-RS configuration according to 6.2.2 UE DM-RS transmission procedure in 38.214
pusch_config_pdu->dmrs_config_type = pusch_dmrs_type1;
pusch_config_pdu->num_dmrs_cdm_grps_no_data = 2;
pusch_config_pdu->dmrs_ports = 1;
get_num_re_dmrs(pusch_config_pdu,
&nb_dmrs_re_per_rb,
&number_dmrs_symbols);
// DMRS sequence initialization [TS 38.211, sec 6.4.1.1.1].
// Should match what is sent in DCI 0_1, otherwise set to 0.
pusch_config_pdu->scid = 0;
// Transform precoding according to 6.1.3 UE procedure for applying transform precoding on PUSCH in 38.214
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder == NULL)
pusch_config_pdu->transform_precoding = 1;
else
pusch_config_pdu->transform_precoding = 0;
// Resource allocation in frequency domain according to 6.1.2.2 in TS 38.214
pusch_config_pdu->resource_alloc = pusch_Config->resourceAllocation;
//// Completing PUSCH PDU
pusch_config_pdu->pdu_bit_map = PUSCH_PDU_BITMAP_PUSCH_DATA;
pusch_config_pdu->mcs_table = 0;
pusch_config_pdu->nrOfLayers = 1;
pusch_config_pdu->cyclic_prefix = 0;
pusch_config_pdu->target_code_rate = nr_get_code_rate_ul(pusch_config_pdu->mcs_index, pusch_config_pdu->mcs_table);
pusch_config_pdu->qam_mod_order = nr_get_Qm_ul(pusch_config_pdu->mcs_index, pusch_config_pdu->mcs_table);
pusch_config_pdu->data_scrambling_id = *scc->physCellId;
pusch_config_pdu->ul_dmrs_scrambling_id = *scc->physCellId;
pusch_config_pdu->subcarrier_spacing = ubwp->bwp_Common->genericParameters.subcarrierSpacing;
pusch_config_pdu->vrb_to_prb_mapping = 0;
pusch_config_pdu->uplink_frequency_shift_7p5khz = 0;
//Optional Data only included if indicated in pduBitmap
pusch_config_pdu->pusch_data.rv_index = 0; // 8.3 in 38.213
pusch_config_pdu->pusch_data.harq_process_id = 0;
pusch_config_pdu->pusch_data.new_data_indicator = 1; // new data
pusch_config_pdu->pusch_data.num_cb = 0;
// Compute TBS
pusch_config_pdu->pusch_data.tb_size = nr_compute_tbs(pusch_config_pdu->qam_mod_order,
pusch_config_pdu->target_code_rate,
pusch_config_pdu->rb_size,
pusch_config_pdu->nr_of_symbols,
nb_dmrs_re_per_rb*number_dmrs_symbols,
N_PRB_oh,
0, // TBR to verify tb scaling
pusch_config_pdu->nrOfLayers)/8;
}
/////////////////////////////////////
// Random Access Response PDU //
// TS 38.213 ch 8.2 //
@@ -90,12 +220,13 @@ uint16_t table_7_2_1[16] = {
//| F_alloc |Time allocation|//
//| MCS | TPC |CSI|//
/////////////////////////////////////
// WIP todo:
// TbD WIP Msg3 development ongoing
// - apply UL grant freq alloc & time alloc as per 8.2 TS 38.213
// - apply tpc command, csi req, mcs
// - apply tpc command
uint16_t nr_ue_process_rar(module_id_t mod_id,
int CC_id,
frame_t frameP,
frame_t frame,
sub_frame_t slot,
uint8_t * dlsch_buffer,
rnti_t * t_crnti,
uint8_t preamble_index,
@@ -106,11 +237,7 @@ uint16_t nr_ue_process_rar(module_id_t mod_id,
NR_MAC_RAR *rar = (NR_MAC_RAR *) (dlsch_buffer + 1); // RAR subPDU pointer
uint8_t n_subPDUs = 0; // number of RAR payloads
uint8_t n_subheaders = 0; // number of MAC RAR subheaders
//uint8_t best_rx_rapid = -1; // the closest RAPID receive from all RARs
//unsigned char freq_hopping, msg3_t_alloc, mcs, tpc_command, csi_req; // WIP
//uint16_t ta_command = 0, msg3_f_alloc, bwp_size; // WIP
uint16_t ta_command = 0;
//int f_alloc, mask; // WIP
AssertFatal(CC_id == 0, "RAR reception on secondary CCs is not supported yet\n");
@@ -126,7 +253,7 @@ uint16_t nr_ue_process_rar(module_id_t mod_id,
LOG_D(MAC, "[UE %d][RAPROC] Got BI RAR subPDU %d\n", mod_id, ue_mac->RA_backoff_indicator);
}
if (rarh->RAPID == preamble_index) {
LOG_D(PHY, "[UE %d][RAPROC] Found RAR with the intended RAPID %d\n", mod_id, rarh->RAPID);
LOG_I(PHY, "[UE %d][RAPROC][%d.%d] Found RAR with the intended RAPID %d\n", mod_id, frame, slot, rarh->RAPID);
rar = (NR_MAC_RAR *) (dlsch_buffer + n_subheaders + (n_subPDUs - 1) * sizeof(NR_MAC_RAR));
ue_mac->RA_RAPID_found = 1;
break;
@@ -139,21 +266,30 @@ uint16_t nr_ue_process_rar(module_id_t mod_id,
}
};
LOG_D(MAC, "number of RAR subheader %d; number of RAR pyloads %d\n", n_subheaders, n_subPDUs);
#ifdef DEBUG_RAR
LOG_D(MAC, "[DEBUG_RAR] (%d,%d) number of RAR subheader %d; number of RAR pyloads %d\n", frame, slot, n_subheaders, n_subPDUs);
LOG_D(MAC, "[DEBUG_RAR] Received RAR (%02x|%02x.%02x.%02x.%02x.%02x.%02x) for preamble %d/%d\n", *(uint8_t *) rarh, rar[0], rar[1], rar[2], rar[3], rar[4], rar[5], rarh->RAPID, preamble_index);
#endif
// LOG_I(MAC, "[UE %d][RAPROC] Frame %d Received RAR (%02x|%02x.%02x.%02x.%02x.%02x.%02x) for preamble %d/%d\n",
// mod_id, frameP, *(uint8_t *) rarh, rar[0], rar[1], rar[2], rar[3], rar[4], rar[5], rarh->RAPID, preamble_index);
#if 0 // TbD WIP Msg3 development ongoing
if (ue_mac->RA_RAPID_found) {
uint8_t freq_hopping, mcs, Msg3_t_alloc, Msg3_f_alloc;
unsigned char tpc_command;
#ifdef DEBUG_RAR
unsigned char csi_req;
#endif
// TC-RNTI
*t_crnti = rar->TCRNTI_2 + (rar->TCRNTI_1 << 8);
ue_mac->t_crnti = *t_crnti;
ue_mac->rnti_type = NR_RNTI_TC;
// TA command
ta_command = rar->TA2 + (rar->TA1 << 5);
#ifdef DEBUG_RAR
// CSI
csi_req = (unsigned char) (rar->UL_GRANT_4 & 0x01);
#endif
// TPC
tpc_command = (unsigned char) ((rar->UL_GRANT_4 >> 1) & 0x07);
switch (tpc_command){
@@ -182,27 +318,36 @@ uint16_t nr_ue_process_rar(module_id_t mod_id,
ue_mac->Msg3_TPC = 8;
break;
}
//MCS
// MCS
mcs = (unsigned char) (rar->UL_GRANT_4 >> 4);
// time and frequency alloc
bwp_size = NRRIV2BW(ue_mac->ULbwp[0]->bwp_Common->genericParameters.locationAndBandwidth,275);
msg3_t_alloc = (unsigned char) (rar->UL_GRANT_3 & 0x07);
msg3_f_alloc = (uint16_t) ((rar->UL_GRANT_3 >> 4) | (rar->UL_GRANT_2 << 4) | ((rar->UL_GRANT_1 & 0x03) << 12));
if (bwp_size < 180)
mask = (1 << ((int) ceil(log2((bwp_size*(bwp_size+1))>>1)))) - 1;
else
mask = (1 << (28 - (int)(ceil(log2((bwp_size*(bwp_size+1))>>1))))) - 1;
f_alloc = msg3_f_alloc & mask;
// frequency hopping flag
// time alloc
Msg3_t_alloc = (unsigned char) (rar->UL_GRANT_3 & 0x07);
// frequency alloc
Msg3_f_alloc = (uint16_t) ((rar->UL_GRANT_3 >> 4) | (rar->UL_GRANT_2 << 4) | ((rar->UL_GRANT_1 & 0x03) << 12));
// frequency hopping
freq_hopping = (unsigned char) (rar->UL_GRANT_1 >> 2);
#ifdef DEBUG_RAR
LOG_D(MAC, "[DEBUG_RAR] Received RAR with t_alloc %d f_alloc %d ta_command %d mcs %d freq_hopping %d tpc_command %d csi_req %d t_crnti %x \n",
Msg3_t_alloc,
Msg3_f_alloc,
ta_command,
mcs,
freq_hopping,
tpc_command,
csi_req,
ue_mac->t_crnti);
#endif
// Config Msg3 PDU
nr_config_Msg3_pdu(ue_mac, Msg3_f_alloc, Msg3_t_alloc, mcs, freq_hopping);
// Schedule Msg3
nr_ue_msg3_scheduler(ue_mac, frame, slot, Msg3_t_alloc);
} else {
ue_mac->t_crnti = 0;
ta_command = (0xffff);
}
#endif
// move the selected RAR to the front of the RA_PDSCH buffer
memcpy((void *) (selected_rar_buffer + 0), (void *) rarh, 1);
openair2/LAYER2/NR_MAC_gNB/config.c
+64 -34
View File
@@ -46,6 +46,9 @@
#include "NR_MIB.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_common.h"
/* Softmodem params */
#include "executables/softmodem-common.h"
extern RAN_CONTEXT_t RC;
//extern int l2_init_gNB(void);
extern void mac_top_init_gNB(void);
@@ -122,14 +125,7 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
}
lte_frame_type_t frame_type;
uint16_t band;
int32_t offset;
get_band((cfg->carrier_config.dl_frequency.value)*1000,
&band,
&offset,
&frame_type);
get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing, &frame_type);
RC.nrmac[Mod_idP]->common_channels[0].frame_type = frame_type;
// Cell configuration
@@ -147,6 +143,10 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
cfg->ssb_config.ss_pbch_power.tl.tag = NFAPI_NR_CONFIG_SS_PBCH_POWER_TAG;
cfg->num_tlv++;
cfg->ssb_config.bch_payload.value = 1;
cfg->ssb_config.bch_payload.tl.tag = NFAPI_NR_CONFIG_BCH_PAYLOAD_TAG;
cfg->num_tlv++;
cfg->ssb_config.scs_common.value = *scc->ssbSubcarrierSpacing;
cfg->ssb_config.scs_common.tl.tag = NFAPI_NR_CONFIG_SCS_COMMON_TAG;
cfg->num_tlv++;
@@ -170,6 +170,9 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
cfg->prach_config.restricted_set_config.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->restrictedSetConfig;
cfg->prach_config.restricted_set_config.tl.tag = NFAPI_NR_CONFIG_RESTRICTED_SET_CONFIG_TAG;
cfg->num_tlv++;
cfg->prach_config.prach_ConfigurationIndex.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
cfg->prach_config.prach_ConfigurationIndex.tl.tag = NFAPI_NR_CONFIG_PRACH_CONFIG_INDEX_TAG;
cfg->num_tlv++;
switch (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM) {
case 0 :
@@ -190,26 +193,30 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
cfg->prach_config.num_prach_fd_occasions.tl.tag = NFAPI_NR_CONFIG_NUM_PRACH_FD_OCCASIONS_TAG;
cfg->num_tlv++;
cfg->prach_config.prach_ConfigurationIndex.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
cfg->prach_config.prach_ConfigurationIndex.tl.tag = NFAPI_NR_CONFIG_PRACH_CONFIG_INDEX_TAG;
cfg->num_tlv++;
cfg->prach_config.num_prach_fd_occasions_list = (nfapi_nr_num_prach_fd_occasions_t *) malloc(cfg->prach_config.num_prach_fd_occasions.value*sizeof(nfapi_nr_num_prach_fd_occasions_t));
for (i=0; i<cfg->prach_config.num_prach_fd_occasions.value; i++) {
cfg->prach_config.num_prach_fd_occasions_list[i].num_prach_fd_occasions = i;
// cfg->prach_config.num_prach_fd_occasions_list[i].num_prach_fd_occasions = i;
if (cfg->prach_config.prach_sequence_length.value)
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l139;
else
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l839;
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index.tl.tag = NFAPI_NR_CONFIG_PRACH_ROOT_SEQUENCE_INDEX_TAG;
cfg->num_tlv++;
cfg->prach_config.num_prach_fd_occasions_list[i].k1.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart;
cfg->prach_config.num_prach_fd_occasions_list[i].k1.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart + (get_N_RA_RB( cfg->prach_config.prach_sub_c_spacing.value, scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing ) * i);
//k1= msg1_FrequencyStart + 12 (no. of FDM)(RB for PRACH occasion);
cfg->prach_config.num_prach_fd_occasions_list[i].k1.tl.tag = NFAPI_NR_CONFIG_K1_TAG;
cfg->num_tlv++;
cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig;
cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf.tl.tag = NFAPI_NR_CONFIG_PRACH_ZERO_CORR_CONF_TAG;
cfg->num_tlv++;
cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences.value = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup,
nb_preambles, frame_type);
cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences.value = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup,nb_preambles, frame_type);
cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences.tl.tag = NFAPI_NR_CONFIG_NUM_ROOT_SEQUENCES_TAG;
cfg->num_tlv++;
//cfg->prach_config.num_prach_fd_occasions_list[i].num_unused_root_sequences.value = ???
cfg->prach_config.num_prach_fd_occasions_list[i].num_unused_root_sequences.value = 1;
}
cfg->prach_config.ssb_per_rach.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->present-1;
@@ -285,8 +292,8 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
"scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530 is null\n");
cfg->tdd_table.tdd_period.value = *scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530;
}
LOG_I(MAC,"Setting TDD configuration period to %d\n",cfg->tdd_table.tdd_period.value);
if(cfg->cell_config.frame_duplex_type.value == TDD){
LOG_I(MAC,"Setting TDD configuration period to %d\n",cfg->tdd_table.tdd_period.value);
int return_tdd = set_tdd_config_nr(cfg,
scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots,
@@ -294,15 +301,16 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols);
if (return_tdd !=0){
LOG_E(PHY,"TDD configuration can not be done\n");
}
else LOG_I(PHY,"TDD has been properly configurated\n");
if (return_tdd != 0)
LOG_E(MAC,"TDD configuration can not be done\n");
else
LOG_I(MAC,"TDD has been properly configurated\n");
}
}
int rrc_mac_config_req_gNB(module_id_t Mod_idP,
int ssb_SubcarrierOffset,
int pdsch_AntennaPorts,
@@ -343,27 +351,49 @@ int rrc_mac_config_req_gNB(module_id_t Mod_idP,
phycfg.cfg->ssb_table.ssb_subcarrier_offset.tl.tag = NFAPI_NR_CONFIG_SSB_SUBCARRIER_OFFSET_TAG;
phycfg.cfg->num_tlv++;
if (RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req) RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req(&phycfg);
if (RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req) RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req(&phycfg);
find_SSB_and_RO_available(Mod_idP);
}
if (secondaryCellGroup) {
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
int UE_id;
if (add_ue == 1) {
UE_id = add_new_nr_ue(Mod_idP,rnti);
UE_list->secondaryCellGroup[UE_id] = secondaryCellGroup;
uint8_t num_preamble = secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated->choice.uplink->cfra->resources.choice.ssb->ssb_ResourceList.list.count;
UE_list->preambles[UE_id].num_preambles = num_preamble;
UE_list->preambles[UE_id].preamble_list = (uint8_t *) malloc(num_preamble*sizeof(uint8_t));
for (int i=0; i<num_preamble; i++) {
UE_list->preambles[UE_id].preamble_list[i] = secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated->choice.uplink->cfra->resources.choice.ssb->ssb_ResourceList.list.array[i]->ra_PreambleIndex;
}
NR_UE_info_t *UE_info = &RC.nrmac[Mod_idP]->UE_info;
if (add_ue == 1 && get_softmodem_params()->phy_test) {
const int UE_id = add_new_nr_ue(Mod_idP,rnti);
UE_info->secondaryCellGroup[UE_id] = secondaryCellGroup;
compute_csi_bitlen (secondaryCellGroup, UE_info, UE_id);
struct NR_ServingCellConfig__downlinkBWP_ToAddModList *bwpList =
secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList;
AssertFatal(bwpList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n",
bwpList->list.count);
const int bwp_id = 1;
UE_info->UE_sched_ctrl[UE_id].active_bwp = bwpList->list.array[bwp_id - 1];
LOG_I(PHY,"Added new UE_id %d/%x with initial secondaryCellGroup\n",UE_id,rnti);
}
else { // secondaryCellGroup has been updated
UE_id = find_nr_UE_id(Mod_idP,rnti);
UE_list->secondaryCellGroup[UE_id] = secondaryCellGroup;
} else if (add_ue == 1 && !get_softmodem_params()->phy_test) {
/* TODO: should check for free RA process */
const int CC_id = 0;
NR_RA_t *ra = &RC.nrmac[Mod_idP]->common_channels[CC_id].ra[0];
ra->state = RA_IDLE;
ra->secondaryCellGroup = secondaryCellGroup;
if (secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated!=NULL) {
if (secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated->choice.uplink->cfra != NULL) {
ra->cfra = true;
ra->rnti = rnti;
struct NR_CFRA cfra = *secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated->choice.uplink->cfra;
uint8_t num_preamble = cfra.resources.choice.ssb->ssb_ResourceList.list.count;
ra->preambles.num_preambles = num_preamble;
ra->preambles.preamble_list = (uint8_t *) malloc(num_preamble*sizeof(uint8_t));
for (int i = 0; i < num_preamble; i++)
ra->preambles.preamble_list[i] = cfra.resources.choice.ssb->ssb_ResourceList.list.array[i]->ra_PreambleIndex;
}
}
LOG_I(PHY,"Added new RA process for UE RNTI %04x with initial secondaryCellGroup\n", rnti);
} else { // secondaryCellGroup has been updated
const int UE_id = find_nr_UE_id(Mod_idP,rnti);
UE_info->secondaryCellGroup[UE_id] = secondaryCellGroup;
LOG_I(PHY,"Modified UE_id %d/%x with secondaryCellGroup\n",UE_id,rnti);
}
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
+142 -157
View File
@@ -63,19 +63,19 @@ const uint8_t slots_per_frame[5] = {10, 20, 40, 80, 160};
uint16_t nr_pdcch_order_table[6] = { 31, 31, 511, 2047, 2047, 8191 };
void clear_mac_stats(gNB_MAC_INST *gNB) {
memset((void*)gNB->UE_list.mac_stats,0,MAX_MOBILES_PER_GNB*sizeof(NR_mac_stats_t));
memset((void*)gNB->UE_info.mac_stats,0,MAX_MOBILES_PER_GNB*sizeof(NR_mac_stats_t));
}
void dump_mac_stats(gNB_MAC_INST *gNB) {
NR_UE_list_t *UE_list = &gNB->UE_list;
NR_UE_info_t *UE_info = &gNB->UE_info;
NR_mac_stats_t *stats;
int lc_id;
for (int UE_id=0;UE_id<MAX_MOBILES_PER_GNB;UE_id++) {
if (UE_list->active[UE_id] == TRUE) {
LOG_I(MAC,"UE %x\n",UE_list->rnti[UE_id]);
stats = &UE_list->mac_stats[UE_id];
if (UE_info->active[UE_id]) {
LOG_I(MAC, "UE %x\n", UE_info->rnti[UE_id]);
stats = &UE_info->mac_stats[UE_id];
LOG_I(MAC,"dlsch_rounds %d/%d/%d/%d, dlsch_errors %d\n",stats->dlsch_rounds[0],stats->dlsch_rounds[1],stats->dlsch_rounds[2],stats->dlsch_rounds[3],stats->dlsch_errors);
LOG_I(MAC,"dlsch_total_bytes %d\n",stats->dlsch_total_bytes);
LOG_I(MAC,"ulsch_rounds %d/%d/%d/%d, ulsch_errors %d\n",stats->ulsch_rounds[0],stats->ulsch_rounds[1],stats->ulsch_rounds[2],stats->ulsch_rounds[3],stats->ulsch_errors);
@@ -130,18 +130,18 @@ void check_nr_ul_failure(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP) {
UE_list_t *UE_list = &RC.nrmac[module_idP]->UE_list;
NR_UE_info_t *UE_info = &RC.nrmac[module_idP]->UE_info;
nfapi_nr_dl_dci_request_t *DL_req = &RC.nrmac[module_idP]->DL_req[0];
uint16_t rnti = UE_RNTI(module_idP, UE_id);
NR_COMMON_channels_t *cc = RC.nrmac[module_idP]->common_channels;
// check uplink failure
if ((UE_list->UE_sched_ctrl[UE_id].ul_failure_timer > 0) &&
(UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync == 0)) {
if ((UE_info->UE_sched_ctrl[UE_id].ul_failure_timer > 0) &&
(UE_info->UE_sched_ctrl[UE_id].ul_out_of_sync == 0)) {
LOG_I(MAC, "UE %d rnti %x: UL Failure timer %d \n", UE_id, rnti,
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer);
if (UE_list->UE_sched_ctrl[UE_id].ra_pdcch_order_sent == 0) {
UE_list->UE_sched_ctrl[UE_id].ra_pdcch_order_sent = 1;
UE_info->UE_sched_ctrl[UE_id].ul_failure_timer);
if (UE_info->UE_sched_ctrl[UE_id].ra_pdcch_order_sent == 0) {
UE_info->UE_sched_ctrl[UE_id].ra_pdcch_order_sent = 1;
// add a format 1A dci for this UE to request an RA procedure (only one UE per subframe)
nfapi_nr_dl_dci_request_pdu_t *dl_config_pdu = &DL_req[CC_id].dl_tti_request_body.dl_config_pdu_list[DL_req[CC_id].dl_tti_request_body.number_pdu];
@@ -151,7 +151,7 @@ void check_nr_ul_failure(module_id_t module_idP,
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.tl.tag = NFAPI_DL_DCI_REQUEST_DCI_DL_PDU_REL8_TAG;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.dci_format = NFAPI_DL_DCI_FORMAT_1A;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.aggregation_level = get_aggregation(get_bw_index(module_idP, CC_id),
UE_list->UE_sched_ctrl[UE_id].
UE_info->UE_sched_ctrl[UE_id].
dl_cqi[CC_id], format1A);
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.rnti = rnti;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.rnti_type = 1; // CRNTI : see Table 4-10 from SCF082 - nFAPI specifications
@@ -167,27 +167,27 @@ void check_nr_ul_failure(module_id_t module_idP,
LOG_I(MAC,
"UE %d rnti %x: sending PDCCH order for RAPROC (failure timer %d), resource_block_coding %d \n",
UE_id, rnti,
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer,
UE_info->UE_sched_ctrl[UE_id].ul_failure_timer,
dl_config_pdu->dci_dl_pdu.
dci_dl_pdu_rel8.resource_block_coding);
} else { // ra_pdcch_sent==1
LOG_I(MAC,
"UE %d rnti %x: sent PDCCH order for RAPROC waiting (failure timer %d) \n",
UE_id, rnti,
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer);
if ((UE_list->UE_sched_ctrl[UE_id].ul_failure_timer % 40) == 0) UE_list->UE_sched_ctrl[UE_id].ra_pdcch_order_sent = 0; // resend every 4 frames
UE_info->UE_sched_ctrl[UE_id].ul_failure_timer);
if ((UE_info->UE_sched_ctrl[UE_id].ul_failure_timer % 40) == 0) UE_info->UE_sched_ctrl[UE_id].ra_pdcch_order_sent = 0; // resend every 4 frames
}
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer++;
UE_info->UE_sched_ctrl[UE_id].ul_failure_timer++;
// check threshold
if (UE_list->UE_sched_ctrl[UE_id].ul_failure_timer > 20000) {
if (UE_info->UE_sched_ctrl[UE_id].ul_failure_timer > 20000) {
// inform RRC of failure and clear timer
LOG_I(MAC,
"UE %d rnti %x: UL Failure after repeated PDCCH orders: Triggering RRC \n",
UE_id, rnti);
mac_eNB_rrc_ul_failure(module_idP, CC_id, frameP, subframeP,rnti);
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer = 0;
UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync = 1;
UE_info->UE_sched_ctrl[UE_id].ul_failure_timer = 0;
UE_info->UE_sched_ctrl[UE_id].ul_out_of_sync = 1;
//Inform the controller about the UE deactivation. Should be moved to RRC agent in the future
if (rrc_agent_registered[module_idP]) {
@@ -204,7 +204,7 @@ void check_nr_ul_failure(module_id_t module_idP,
void schedule_nr_SRS(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP)
{
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
UE_list_t *UE_list = &gNB->UE_list;
NR_UE_info_t *UE_info = &gNB->UE_info;
nfapi_ul_config_request_body_t *ul_req;
int CC_id, UE_id;
NR_COMMON_channels_t *cc = RC.nrmac[module_idP]->common_channels;
@@ -238,16 +238,16 @@ void schedule_nr_SRS(module_id_t module_idP, frame_t frameP, sub_frame_t subfram
if ((1 << tmp) & deltaTSFC) {
// This is an SRS subframe, loop over UEs
for (UE_id = 0; UE_id < MAX_MOBILES_PER_GNB; UE_id++) {
if (!RC.nrmac[module_idP]->UE_list.active[UE_id]) continue;
if (!RC.nrmac[module_idP]->UE_info.active[UE_id]) continue;
ul_req = &RC.nrmac[module_idP]->UL_req[CC_id].ul_config_request_body;
// drop the allocation if the UE hasn't send RRCConnectionSetupComplete yet
if (mac_eNB_get_rrc_status(module_idP,UE_RNTI(module_idP, UE_id)) < RRC_CONNECTED) continue;
AssertFatal(UE_list->UE_template[CC_id][UE_id].physicalConfigDedicated != NULL,
AssertFatal(UE_info->UE_template[CC_id][UE_id].physicalConfigDedicated != NULL,
"physicalConfigDedicated is null for UE %d\n",
UE_id);
if ((soundingRS_UL_ConfigDedicated = UE_list->UE_template[CC_id][UE_id].physicalConfigDedicated->soundingRS_UL_ConfigDedicated) != NULL) {
if ((soundingRS_UL_ConfigDedicated = UE_info->UE_template[CC_id][UE_id].physicalConfigDedicated->soundingRS_UL_ConfigDedicated) != NULL) {
if (soundingRS_UL_ConfigDedicated->present == SoundingRS_UL_ConfigDedicated_PR_setup) {
get_srs_pos(&cc[CC_id],
soundingRS_UL_ConfigDedicated->choice.
@@ -262,7 +262,7 @@ void schedule_nr_SRS(module_id_t module_idP, frame_t frameP, sub_frame_t subfram
ul_config_pdu->pdu_size = 2 + (uint8_t) (2 + sizeof(nfapi_ul_config_srs_pdu));
ul_config_pdu->srs_pdu.srs_pdu_rel8.tl.tag = NFAPI_UL_CONFIG_REQUEST_SRS_PDU_REL8_TAG;
ul_config_pdu->srs_pdu.srs_pdu_rel8.size = (uint8_t)sizeof(nfapi_ul_config_srs_pdu);
ul_config_pdu->srs_pdu.srs_pdu_rel8.rnti = UE_list->UE_template[CC_id][UE_id].rnti;
ul_config_pdu->srs_pdu.srs_pdu_rel8.rnti = UE_info->UE_template[CC_id][UE_id].rnti;
ul_config_pdu->srs_pdu.srs_pdu_rel8.srs_bandwidth = soundingRS_UL_ConfigDedicated->choice.setup.srs_Bandwidth;
ul_config_pdu->srs_pdu.srs_pdu_rel8.frequency_domain_position = soundingRS_UL_ConfigDedicated->choice.setup.freqDomainPosition;
ul_config_pdu->srs_pdu.srs_pdu_rel8.srs_hopping_bandwidth = soundingRS_UL_ConfigDedicated->choice.setup.srs_HoppingBandwidth;;
@@ -275,7 +275,7 @@ void schedule_nr_SRS(module_id_t module_idP, frame_t frameP, sub_frame_t subfram
ul_req->number_of_pdus++;
} // if (((10*frameP+subframeP) % srsPeriodicity) == srsOffset)
} // if (soundingRS_UL_ConfigDedicated->present == SoundingRS_UL_ConfigDedicated_PR_setup)
} // if ((soundingRS_UL_ConfigDedicated = UE_list->UE_template[CC_id][UE_id].physicalConfigDedicated->soundingRS_UL_ConfigDedicated)!=NULL)
} // if ((soundingRS_UL_ConfigDedicated = UE_info->UE_template[CC_id][UE_id].physicalConfigDedicated->soundingRS_UL_ConfigDedicated)!=NULL)
} // for (UE_id ...
} // if((1<<tmp) & deltaTSFC)
@@ -322,9 +322,9 @@ void nr_schedule_pusch(int Mod_idP,
sub_frame_t slotP) {
nfapi_nr_ul_tti_request_t *UL_tti_req = &RC.nrmac[Mod_idP]->UL_tti_req[0];
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
NR_UE_info_t *UE_info = &RC.nrmac[Mod_idP]->UE_info;
int k = slotP + ul_slots - num_slots_per_tdd;
NR_sched_pusch *pusch = &UE_list->UE_sched_ctrl[UE_id].sched_pusch[k];
NR_sched_pusch *pusch = &UE_info->UE_sched_ctrl[UE_id].sched_pusch[k];
if ((pusch->active == true) && (frameP == pusch->frame) && (slotP == pusch->slot)) {
UL_tti_req->SFN = pusch->frame;
UL_tti_req->Slot = pusch->slot;
@@ -332,7 +332,7 @@ void nr_schedule_pusch(int Mod_idP,
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_pusch_pdu_t);
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pusch_pdu = pusch->pusch_pdu;
UL_tti_req->n_pdus+=1;
memset((void *) &UE_list->UE_sched_ctrl[UE_id].sched_pusch[k],
memset((void *) &UE_info->UE_sched_ctrl[UE_id].sched_pusch[k],
0, sizeof(NR_sched_pusch));
}
}
@@ -344,14 +344,13 @@ void nr_schedule_pucch(int Mod_idP,
frame_t frameP,
sub_frame_t slotP) {
uint16_t O_uci;
uint16_t O_ack;
uint8_t SR_flag = 0; // no SR in PUCCH implemented for now
uint16_t O_csi, O_ack, O_uci;
uint8_t O_sr = 0; // no SR in PUCCH implemented for now
NR_ServingCellConfigCommon_t *scc = RC.nrmac[Mod_idP]->common_channels->ServingCellConfigCommon;
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
AssertFatal(UE_list->active[UE_id] >=0,"Cannot find UE_id %d is not active\n",UE_id);
NR_UE_info_t *UE_info = &RC.nrmac[Mod_idP]->UE_info;
AssertFatal(UE_info->active[UE_id],"Cannot find UE_id %d is not active\n",UE_id);
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
NR_CellGroupConfig_t *secondaryCellGroup = UE_info->secondaryCellGroup[UE_id];
int bwp_id=1;
NR_BWP_Uplink_t *ubwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[bwp_id-1];
nfapi_nr_ul_tti_request_t *UL_tti_req = &RC.nrmac[Mod_idP]->UL_tti_req[0];
@@ -359,137 +358,138 @@ void nr_schedule_pucch(int Mod_idP,
NR_sched_pucch *curr_pucch;
for (int k=0; k<nr_ulmix_slots; k++) {
curr_pucch = &UE_list->UE_sched_ctrl[UE_id].sched_pucch[k];
if ((curr_pucch->dai_c > 0) && (frameP == curr_pucch->frame) && (slotP == curr_pucch->ul_slot)) {
UL_tti_req->SFN = curr_pucch->frame;
UL_tti_req->Slot = curr_pucch->ul_slot;
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PUCCH_PDU_TYPE;
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_pucch_pdu_t);
nfapi_nr_pucch_pdu_t *pucch_pdu = &UL_tti_req->pdus_list[UL_tti_req->n_pdus].pucch_pdu;
memset(pucch_pdu,0,sizeof(nfapi_nr_pucch_pdu_t));
UL_tti_req->n_pdus+=1;
for (int l=0; l<2; l++) {
curr_pucch = &UE_info->UE_sched_ctrl[UE_id].sched_pucch[k][l];
O_ack = curr_pucch->dai_c;
O_uci = O_ack; // for now we are just sending acknacks in pucch
O_csi = curr_pucch->csi_bits;
O_uci = O_ack + O_csi + O_sr;
if ((O_uci>0) && (frameP == curr_pucch->frame) && (slotP == curr_pucch->ul_slot)) {
UL_tti_req->SFN = curr_pucch->frame;
UL_tti_req->Slot = curr_pucch->ul_slot;
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PUCCH_PDU_TYPE;
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_pucch_pdu_t);
nfapi_nr_pucch_pdu_t *pucch_pdu = &UL_tti_req->pdus_list[UL_tti_req->n_pdus].pucch_pdu;
memset(pucch_pdu,0,sizeof(nfapi_nr_pucch_pdu_t));
UL_tti_req->n_pdus+=1;
LOG_D(MAC, "Scheduling pucch reception for frame %d slot %d\n", frameP, slotP);
LOG_D(MAC,"Scheduling pucch reception for frame %d slot %d with (%d, %d, %d) (SR ACK, CSI) bits\n",
frameP,slotP,O_sr,O_ack,curr_pucch->csi_bits);
nr_configure_pucch(pucch_pdu,
scc,
ubwp,
curr_pucch->resource_indicator,
O_uci,
O_ack,
SR_flag);
nr_configure_pucch(pucch_pdu,
scc,
ubwp,
UE_info->rnti[UE_id],
curr_pucch->resource_indicator,
O_csi,
O_ack,
O_sr);
memset((void *) &UE_list->UE_sched_ctrl[UE_id].sched_pucch[k],
0,
sizeof(NR_sched_pucch));
memset((void *) &UE_info->UE_sched_ctrl[UE_id].sched_pucch[k][l],
0,
sizeof(NR_sched_pucch));
}
}
}
}
bool is_xlsch_in_slot(uint64_t bitmap, sub_frame_t slot){
if((bitmap>>slot)&0x01)
return true;
else
return false;
bool is_xlsch_in_slot(uint64_t bitmap, sub_frame_t slot) {
return (bitmap >> slot) & 0x01;
}
void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
frame_t frame,
sub_frame_t slot){
protocol_ctxt_t ctxt;
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_idP, ENB_FLAG_YES, NOT_A_RNTI, frame, slot,module_idP);
int CC_id;
int UE_id;
uint64_t *dlsch_in_slot_bitmap=NULL;
uint64_t *ulsch_in_slot_bitmap=NULL;
int pucch_sched;
int nb_periods_per_frame;
UE_id=0;
int bwp_id = 1;
const int UE_id = 0;
const int bwp_id = 1;
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
NR_UE_list_t *UE_list = &gNB->UE_list;
NR_UE_sched_ctrl_t *ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
NR_UE_info_t *UE_info = &gNB->UE_info;
NR_UE_sched_ctrl_t *ue_sched_ctl = &UE_info->UE_sched_ctrl[UE_id];
NR_COMMON_channels_t *cc = gNB->common_channels;
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
int num_slots_per_tdd = (slots_per_frame[*scc->ssbSubcarrierSpacing])>>(7-scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity);
NR_TDD_UL_DL_Pattern_t *tdd_pattern = &scc->tdd_UL_DL_ConfigurationCommon->pattern1;
int nr_ulmix_slots = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
if (scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols!=0)
nr_ulmix_slots++;
switch(scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity) {
case 0:
nb_periods_per_frame = 20; // 10ms/0p5ms
break;
if (slot== 0 && (UE_list->fiveG_connected[UE_id] || get_softmodem_params()->phy_test)) {
for (int k=0; k<nr_ulmix_slots; k++) {
memset((void *) &UE_list->UE_sched_ctrl[UE_id].sched_pucch[k],
0,
sizeof(NR_sched_pucch));
memset((void *) &UE_list->UE_sched_ctrl[UE_id].sched_pusch[k],
0,
sizeof(NR_sched_pusch));
}
case 1:
nb_periods_per_frame = 16; // 10ms/0p625ms
break;
case 2:
nb_periods_per_frame = 10; // 10ms/1ms
break;
case 3:
nb_periods_per_frame = 8; // 10ms/1p25ms
break;
case 4:
nb_periods_per_frame = 5; // 10ms/2ms
break;
case 5:
nb_periods_per_frame = 4; // 10ms/2p5ms
break;
case 6:
nb_periods_per_frame = 2; // 10ms/5ms
break;
case 7:
nb_periods_per_frame = 1; // 10ms/10ms
break;
default:
AssertFatal(1==0,"Undefined tdd period %ld\n", scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity);
}
int num_slots_per_tdd = (slots_per_frame[*scc->ssbSubcarrierSpacing])/nb_periods_per_frame;
const int nr_ulmix_slots = tdd_pattern->nrofUplinkSlots + (tdd_pattern->nrofUplinkSymbols!=0);
start_meas(&RC.nrmac[module_idP]->eNB_scheduler);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_gNB_DLSCH_ULSCH_SCHEDULER,VCD_FUNCTION_IN);
pdcp_run(&ctxt);
//rrc_rx_tx(&ctxt, CC_id);
dlsch_in_slot_bitmap = &RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[UE_id].dlsch_in_slot_bitmap; // static bitmap signaling which slot in a tdd period contains dlsch
ulsch_in_slot_bitmap = &RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[UE_id].ulsch_in_slot_bitmap; // static bitmap signaling which slot in a tdd period contains ulsch
// hardcoding dlsch to be in slot 1
if (!(slot%num_slots_per_tdd)) {
if(slot==0) {
*dlsch_in_slot_bitmap = 0x04;
*ulsch_in_slot_bitmap = 0x100;
}
else {
*dlsch_in_slot_bitmap = 0x00;
*ulsch_in_slot_bitmap = 0x00;
}
/* send tick to RLC and RRC every ms */
if ((slot & ((1 << *scc->ssbSubcarrierSpacing) - 1)) == 0) {
void nr_rlc_tick(int frame, int subframe);
nr_rlc_tick(frame, slot >> *scc->ssbSubcarrierSpacing);
nr_rrc_trigger(&ctxt, 0 /*CC_id*/, frame, slot >> *scc->ssbSubcarrierSpacing);
}
const uint64_t dlsch_in_slot_bitmap = (1 << 1) | (1 << 2);
const uint64_t ulsch_in_slot_bitmap = (1 << 8);
memset(RC.nrmac[module_idP]->cce_list[bwp_id][0],0,MAX_NUM_CCE*sizeof(int)); // coreset0
memset(RC.nrmac[module_idP]->cce_list[bwp_id][1],0,MAX_NUM_CCE*sizeof(int)); // coresetid 1
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
for (int i=0; i<MAX_NUM_CORESET; i++)
RC.nrmac[module_idP]->UE_info.num_pdcch_cand[UE_id][i] = 0;
for (int CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
//mbsfn_status[CC_id] = 0;
// clear vrb_maps
memset(cc[CC_id].vrb_map, 0, 100);
memset(cc[CC_id].vrb_map_UL, 0, 100);
memset(cc[CC_id].vrb_map, 0, sizeof(uint16_t) * 275);
memset(cc[CC_id].vrb_map_UL, 0, sizeof(uint16_t) * 275);
clear_nr_nfapi_information(RC.nrmac[module_idP], CC_id, frame, slot);
}
// refresh UE list based on UEs dropped by PHY in previous subframe
/*
for (i = 0; i < MAX_MOBILES_PER_GNB; i++) {
if (UE_list->active[i]) {
nfapi_nr_config_request_t *cfg = &RC.nrmac[module_idP]->config[CC_id];
rnti = 0;//UE_RNTI(module_idP, i);
CC_id = 0;//UE_PCCID(module_idP, i);
} //END if (UE_list->active[i])
} //END for (i = 0; i < MAX_MOBILES_PER_GNB; i++)
*/
if ((slot == 0) && (frame & 127) == 0) dump_mac_stats(RC.nrmac[module_idP]);
// This schedules MIB
if((slot == 0) && (frame & 7) == 0){
schedule_nr_mib(module_idP, frame, slot);
}
schedule_nr_mib(module_idP, frame, slot, slots_per_frame[*scc->ssbSubcarrierSpacing]);
// This schedule PRACH if we are not in phy_test mode
if (get_softmodem_params()->phy_test == 0)
@@ -498,57 +498,42 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
// This schedule SR
// TODO
// This schedule CSI
// TODO
// This schedule CSI measurement reporting
if (UE_info->active[UE_id])
nr_csi_meas_reporting(module_idP, UE_id, frame, slot, num_slots_per_tdd, nr_ulmix_slots, slots_per_frame[*scc->ssbSubcarrierSpacing]);
// This schedule RA procedure if not in phy_test mode
// Otherwise already consider 5G already connected
RC.nrmac[module_idP]->current_slot=slot;
if (get_softmodem_params()->phy_test == 0) {
nr_schedule_RA(module_idP, frame, slot);
nr_schedule_reception_msg3(module_idP, 0, frame, slot);
} else
UE_list->fiveG_connected[UE_id] = true;
//printf("UE connected %d \n",UE_list->fiveG_connected[UE_id]);
if (get_softmodem_params()->phy_test) {
// TbD once RACH is available, start ta_timer when UE is connected
if (ue_sched_ctl->ta_timer)
ue_sched_ctl->ta_timer--;
if (ue_sched_ctl->ta_timer == 0) {
gNB->ta_command = ue_sched_ctl->ta_update;
/* if time is up, then set the timer to not send it for 5 frames
// regardless of the TA value */
ue_sched_ctl->ta_timer = 100;
/* reset ta_update */
ue_sched_ctl->ta_update = 31;
/* MAC CE flag indicating TA length */
gNB->ta_len = 2;
}
}
//This schedules the DCI for Uplink and subsequently PUSCH
if (UE_list->fiveG_connected[UE_id]) {
// This schedules the DCI for Uplink and subsequently PUSCH
// The decision about whether to schedule is done for each UE independently
// inside
if (UE_info->active[UE_id] && slot < 10) {
int tda = 1; // time domain assignment hardcoded for now
schedule_fapi_ul_pdu(module_idP, frame, slot, num_slots_per_tdd, nr_ulmix_slots, tda);
schedule_fapi_ul_pdu(module_idP, frame, slot, num_slots_per_tdd, nr_ulmix_slots, tda, ulsch_in_slot_bitmap);
nr_schedule_pusch(module_idP, UE_id, num_slots_per_tdd, nr_ulmix_slots, frame, slot);
} //Testing DL only
if (UE_list->fiveG_connected[UE_id] && (is_xlsch_in_slot(*dlsch_in_slot_bitmap,slot%num_slots_per_tdd))) {
ue_sched_ctl->current_harq_pid = slot % num_slots_per_tdd;
//nr_update_pucch_scheduling(module_idP, UE_id, frame, slot, num_slots_per_tdd,&pucch_sched);//Testing
nr_schedule_uss_dlsch_phytest(module_idP, frame, slot, &UE_list->UE_sched_ctrl[UE_id].sched_pucch[pucch_sched], NULL);
// resetting ta flag
gNB->ta_len = 0;
}
if (UE_list->fiveG_connected[UE_id])
nr_schedule_pucch(module_idP, UE_id, nr_ulmix_slots, frame, slot);
/*
// Allocate CCEs for good after scheduling is done
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++)
allocate_CCEs(module_idP, CC_id, subframeP, 0);
*/
if (UE_info->active[UE_id]
&& (is_xlsch_in_slot(dlsch_in_slot_bitmap, slot % num_slots_per_tdd))
&& slot < 10) {
ue_sched_ctl->current_harq_pid = slot % num_slots_per_tdd;
nr_schedule_ue_spec(module_idP, frame, slot, num_slots_per_tdd);
}
if (UE_info->active[UE_id])
nr_schedule_pucch(module_idP, UE_id, nr_ulmix_slots, frame, slot);
stop_meas(&RC.nrmac[module_idP]->eNB_scheduler);
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+385 -162
View File
@@ -46,121 +46,295 @@ extern const uint8_t nr_slots_per_frame[5];
uint8_t DELTA[4]= {2,3,4,6};
#define MAX_NUMBER_OF_SSB 64
float ssb_per_rach_occasion[8] = {0.125,0.25,0.5,1,2,4,8};
int16_t ssb_index_from_prach(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP,
uint16_t preamble_index,
uint8_t freq_index,
uint8_t symbol) {
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc = &gNB->common_channels[0];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
nfapi_nr_config_request_scf_t *cfg = &RC.nrmac[module_idP]->config[0];
uint8_t config_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
uint8_t fdm = cfg->prach_config.num_prach_fd_occasions.value;
uint8_t total_RApreambles = 64;
if( scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles != NULL)
total_RApreambles = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles;
float num_ssb_per_RO = ssb_per_rach_occasion[cfg->prach_config.ssb_per_rach.value];
uint16_t start_symbol_index = 0;
uint8_t mu,N_dur=0,N_t_slot=0,start_symbol = 0, temp_start_symbol = 0, N_RA_slot=0;
uint16_t format,RA_sfn_index = -1;
uint8_t config_period = 1;
uint16_t prach_occasion_id = -1;
uint8_t num_active_ssb = cc->num_active_ssb;
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing)
mu = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing;
else
mu = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
get_nr_prach_info_from_index(config_index,
(int)frameP,
(int)slotP,
scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA,
mu,
cc->frame_type,
&format,
&start_symbol,
&N_t_slot,
&N_dur,
&RA_sfn_index,
&N_RA_slot,
&config_period);
uint8_t index = 0,slot_index = 0;
for (slot_index = 0;slot_index < N_RA_slot; slot_index++) {
if (N_RA_slot <= 1) { //1 PRACH slot in a subframe
if((mu == 1) || (mu == 3))
slot_index = 1; //For scs = 30khz and 120khz
}
for (int i=0; i< N_t_slot; i++) {
temp_start_symbol = (start_symbol + i * N_dur + 14 * slot_index) % 14;
if(symbol == temp_start_symbol) {
start_symbol_index = i;
break;
}
}
}
if (N_RA_slot <= 1) { //1 PRACH slot in a subframe
if((mu == 1) || (mu == 3))
slot_index = 0; //For scs = 30khz and 120khz
}
// prach_occasion_id = subframe_index * N_t_slot * N_RA_slot * fdm + N_RA_slot_index * N_t_slot * fdm + freq_index + fdm * start_symbol_index;
prach_occasion_id = (((frameP % (cc->max_association_period * config_period))/config_period)*cc->total_prach_occasions_per_config_period) + (RA_sfn_index + slot_index) * N_t_slot * fdm + start_symbol_index * fdm + freq_index;
//one RO is shared by one or more SSB
if(num_ssb_per_RO <= 1 )
index = (int) (prach_occasion_id / (int)(1/num_ssb_per_RO)) % num_active_ssb;
//one SSB have more than one continuous RO
else if ( num_ssb_per_RO > 1) {
index = (prach_occasion_id * (int)num_ssb_per_RO)% num_active_ssb ;
for(int j = 0;j < num_ssb_per_RO;j++) {
if(preamble_index < (((j+1) * total_RApreambles) / num_ssb_per_RO))
index = index + j;
}
}
LOG_D(MAC, "Frame %d, Slot %d: Prach Occasion id = %d ssb per RO = %f number of active SSB %u index = %d fdm %u symbol index %u freq_index %u total_RApreambles %u\n", frameP, slotP, prach_occasion_id, num_ssb_per_RO, num_active_ssb, index, fdm, start_symbol_index, freq_index, total_RApreambles);
return index;
}
//Compute Total active SSBs and RO available
void find_SSB_and_RO_available(module_id_t module_idP) {
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc = &gNB->common_channels[0];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
nfapi_nr_config_request_scf_t *cfg = &RC.nrmac[module_idP]->config[0];
uint8_t config_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
uint8_t mu,N_dur=0,N_t_slot=0,start_symbol=0,N_RA_slot = 0;
uint16_t format,N_RA_sfn = 0,unused_RA_occasion,repetition = 0;
uint8_t num_active_ssb = 0;
uint8_t max_association_period = 1;
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing)
mu = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing;
else
mu = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
// prach is scheduled according to configuration index and tables 6.3.3.2.2 to 6.3.3.2.4
get_nr_prach_occasion_info_from_index(config_index,
scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA,
mu,
cc->frame_type,
&format,
&start_symbol,
&N_t_slot,
&N_dur,
&N_RA_slot,
&N_RA_sfn,
&max_association_period);
float num_ssb_per_RO = ssb_per_rach_occasion[cfg->prach_config.ssb_per_rach.value];
uint8_t fdm = cfg->prach_config.num_prach_fd_occasions.value;
uint64_t L_ssb = (((uint64_t) cfg->ssb_table.ssb_mask_list[0].ssb_mask.value)<<32) | cfg->ssb_table.ssb_mask_list[1].ssb_mask.value ;
uint32_t total_RA_occasions = N_RA_sfn * N_t_slot * N_RA_slot * fdm;
for(int i = 0;i < 64;i++) {
if ((L_ssb >> (63-i)) & 0x01) { // only if the bit of L_ssb at current ssb index is 1
cc->ssb_index[num_active_ssb] = i;
num_active_ssb++;
}
}
for(int i = 1; (1 << (i-1)) <= max_association_period;i++) {
if(total_RA_occasions >= (int) (num_active_ssb/num_ssb_per_RO)) {
repetition = (uint16_t)((total_RA_occasions * num_ssb_per_RO )/num_active_ssb);
break;
}
else {
total_RA_occasions = total_RA_occasions * i;
cc->max_association_period = i;
}
}
if(cc->max_association_period == 0)
cc->max_association_period = 1;
unused_RA_occasion = total_RA_occasions - (int)((num_active_ssb * repetition)/num_ssb_per_RO);
cc->total_prach_occasions = total_RA_occasions - unused_RA_occasion;
cc->num_active_ssb = num_active_ssb;
LOG_I(MAC, "Total available RO %d, num of active SSB %d: unused RO = %d max_association_period %u N_RA_sfn %u \n", cc->total_prach_occasions, cc->num_active_ssb, unused_RA_occasion, max_association_period, N_RA_sfn);
}
void schedule_nr_prach(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) {
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc = gNB->common_channels;
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
nfapi_nr_ul_tti_request_t *UL_tti_req = &RC.nrmac[module_idP]->UL_tti_req[0];
nfapi_nr_config_request_scf_t *cfg = &RC.nrmac[module_idP]->config[0];
if (is_nr_UL_slot(scc,slotP)) {
uint8_t config_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
uint8_t mu,N_dur,N_t_slot,start_symbol = 0,N_RA_slot;
uint16_t RA_sfn_index = -1;
uint8_t config_period = 1;
uint16_t format;
int slot_index = 0;
uint16_t prach_occasion_id = -1;
uint8_t config_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
uint8_t mu,N_dur,N_t_slot,start_symbol;
uint16_t format;
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing)
mu = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing;
else
mu = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing)
mu = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing;
else
mu = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
uint8_t fdm = cfg->prach_config.num_prach_fd_occasions.value;
// prach is scheduled according to configuration index and tables 6.3.3.2.2 to 6.3.3.2.4
if ( get_nr_prach_info_from_index(config_index,
(int)frameP,
(int)slotP,
scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA,
mu,
cc->frame_type,
&format,
&start_symbol,
&N_t_slot,
&N_dur,
&RA_sfn_index,
&N_RA_slot,
&config_period) ) {
uint16_t format0 = format&0xff; // first column of format from table
uint16_t format1 = (format>>8)&0xff; // second column of format from table
// prach is scheduled according to configuration index and tables 6.3.3.2.2 to 6.3.3.2.4
if ( get_nr_prach_info_from_index(config_index,
(int)frameP,
(int)slotP,
scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA,
mu,
cc->frame_type,
&format,
&start_symbol,
&N_t_slot,
&N_dur) ) {
if (N_RA_slot > 1) { //more than 1 PRACH slot in a subframe
if (slotP%2 == 1){
slot_index = 1;
}
else {
slot_index = 0;
}
}else if (N_RA_slot <= 1) { //1 PRACH slot in a subframe
slot_index = 0;
}
int fdm = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM;
uint16_t format0 = format&0xff; // first column of format from table
uint16_t format1 = (format>>8)&0xff; // second column of format from table
UL_tti_req->SFN = frameP;
UL_tti_req->Slot = slotP;
for (int n=0; n<(1<<fdm); n++) { // one structure per frequency domain occasion
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PRACH_PDU_TYPE;
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_prach_pdu_t);
nfapi_nr_prach_pdu_t *prach_pdu = &UL_tti_req->pdus_list[UL_tti_req->n_pdus].prach_pdu;
memset(prach_pdu,0,sizeof(nfapi_nr_prach_pdu_t));
UL_tti_req->n_pdus+=1;
UL_tti_req->SFN = frameP;
UL_tti_req->Slot = slotP;
for (int fdm_index=0; fdm_index < fdm; fdm_index++) { // one structure per frequency domain occasion
for (int td_index=0; td_index<N_t_slot; td_index++) {
// filling the prach fapi structure
prach_pdu->phys_cell_id = *scc->physCellId;
prach_pdu->num_prach_ocas = N_t_slot;
prach_pdu->prach_start_symbol = start_symbol;
prach_pdu->num_ra = n;
prach_pdu->num_cs = get_NCS(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig,
format0,
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->restrictedSetConfig);
// SCF PRACH PDU format field does not consider A1/B1 etc. possibilities
// We added 9 = A1/B1 10 = A2/B2 11 A3/B3
if (format1!=0xff) {
switch(format0) {
case 0xa1:
prach_pdu->prach_format = 9;
break;
case 0xa2:
prach_pdu->prach_format = 10;
break;
case 0xa3:
prach_pdu->prach_format = 11;
break;
default:
AssertFatal(1==0,"Only formats A1/B1 A2/B2 A3/B3 are valid for dual format");
}
}
else{
switch(format0) {
case 0xa1:
prach_pdu->prach_format = 0;
break;
case 0xa2:
prach_pdu->prach_format = 1;
break;
case 0xa3:
prach_pdu->prach_format = 2;
break;
case 0xb1:
prach_pdu->prach_format = 3;
break;
case 0xb2:
prach_pdu->prach_format = 4;
break;
case 0xb3:
prach_pdu->prach_format = 5;
break;
case 0xb4:
prach_pdu->prach_format = 6;
break;
case 0xc0:
prach_pdu->prach_format = 7;
break;
case 0xc2:
prach_pdu->prach_format = 8;
break;
case 0:
// long formats are handled @ PHY
break;
case 1:
// long formats are handled @ PHY
break;
case 2:
// long formats are handled @ PHY
break;
case 3:
// long formats are handled @ PHY
break;
default:
AssertFatal(1==0,"Invalid PRACH format");
}
prach_occasion_id = (((frameP % (cc->max_association_period * config_period))/config_period) * cc->total_prach_occasions_per_config_period) + (RA_sfn_index + slot_index) * N_t_slot * fdm + td_index * fdm + fdm_index;
if((prach_occasion_id < cc->total_prach_occasions) && (td_index == 0)){
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PRACH_PDU_TYPE;
UL_tti_req->pdus_list[UL_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_prach_pdu_t);
nfapi_nr_prach_pdu_t *prach_pdu = &UL_tti_req->pdus_list[UL_tti_req->n_pdus].prach_pdu;
memset(prach_pdu,0,sizeof(nfapi_nr_prach_pdu_t));
UL_tti_req->n_pdus+=1;
// filling the prach fapi structure
prach_pdu->phys_cell_id = *scc->physCellId;
prach_pdu->num_prach_ocas = N_t_slot;
prach_pdu->prach_start_symbol = start_symbol;
prach_pdu->num_ra = fdm_index;
prach_pdu->num_cs = get_NCS(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig,
format0,
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->restrictedSetConfig);
LOG_D(MAC, "Frame %d, Slot %d: Prach Occasion id = %u fdm index = %u start symbol = %u slot index = %u subframe index = %u \n",
frameP, slotP,
prach_occasion_id, prach_pdu->num_ra,
prach_pdu->prach_start_symbol,
slot_index, RA_sfn_index);
// SCF PRACH PDU format field does not consider A1/B1 etc. possibilities
// We added 9 = A1/B1 10 = A2/B2 11 A3/B3
if (format1!=0xff) {
switch(format0) {
case 0xa1:
prach_pdu->prach_format = 11;
break;
case 0xa2:
prach_pdu->prach_format = 12;
break;
case 0xa3:
prach_pdu->prach_format = 13;
break;
default:
AssertFatal(1==0,"Only formats A1/B1 A2/B2 A3/B3 are valid for dual format");
}
}
else{
switch(format0) {
case 0:
prach_pdu->prach_format = 0;
break;
case 1:
prach_pdu->prach_format = 1;
break;
case 2:
prach_pdu->prach_format = 2;
break;
case 3:
prach_pdu->prach_format = 3;
break;
case 0xa1:
prach_pdu->prach_format = 4;
break;
case 0xa2:
prach_pdu->prach_format = 5;
break;
case 0xa3:
prach_pdu->prach_format = 6;
break;
case 0xb1:
prach_pdu->prach_format = 7;
break;
case 0xb4:
prach_pdu->prach_format = 8;
break;
case 0xc0:
prach_pdu->prach_format = 9;
break;
case 0xc2:
prach_pdu->prach_format = 10;
break;
default:
AssertFatal(1==0,"Invalid PRACH format");
}
}
}
}
}
}
}
}
@@ -168,7 +342,7 @@ void nr_schedule_msg2(uint16_t rach_frame, uint16_t rach_slot,
uint16_t *msg2_frame, uint16_t *msg2_slot,
NR_ServingCellConfigCommon_t *scc,
uint16_t monitoring_slot_period,
uint16_t monitoring_offset){
uint16_t monitoring_offset,uint8_t index,uint8_t num_active_ssb){
// preferentially we schedule the msg2 in the mixed slot or in the last dl slot
// if they are allowed by search space configuration
@@ -189,7 +363,7 @@ void nr_schedule_msg2(uint16_t rach_frame, uint16_t rach_slot,
uint8_t start_next_period = (rach_slot-(rach_slot%tdd_period_slot)+tdd_period_slot)%nr_slots_per_frame[mu];
*msg2_slot = start_next_period + last_dl_slot_period; // initializing scheduling of slot to next mixed (or last dl) slot
*msg2_frame = (*msg2_slot>(rach_slot))? rach_frame : (rach_frame +1);
switch(response_window){
case NR_RACH_ConfigGeneric__ra_ResponseWindow_sl1:
slot_window = 1;
@@ -248,43 +422,55 @@ void nr_initiate_ra_proc(module_id_t module_idP,
uint8_t ul_carrier_id = 0; // 0 for NUL 1 for SUL
NR_SearchSpace_t *ss;
int UE_id = 0;
// ra_rnti from 5.1.3 in 38.321
uint16_t ra_rnti=1+symbol+(slotP*14)+(freq_index*14*80)+(ul_carrier_id*14*80*8);
uint16_t msg2_frame, msg2_slot,monitoring_slot_period,monitoring_offset;
gNB_MAC_INST *nr_mac = RC.nrmac[module_idP];
NR_UE_list_t *UE_list = &nr_mac->UE_list;
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
NR_COMMON_channels_t *cc = &nr_mac->common_channels[CC_id];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
NR_RA_t *ra = &cc->ra[0];
uint16_t ra_rnti;
// ra_rnti from 5.1.3 in 38.321
// FK: in case of long PRACH the phone seems to expect the subframe number instead of the slot number here.
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present==NR_RACH_ConfigCommon__prach_RootSequenceIndex_PR_l839)
ra_rnti=1+symbol+(9/*slotP*/*14)+(freq_index*14*80)+(ul_carrier_id*14*80*8);
else
ra_rnti=1+symbol+(slotP*14)+(freq_index*14*80)+(ul_carrier_id*14*80*8);
// if the preamble received correspond to one of the listed
// the UE sent a RACH either for starting RA procedure or RA procedure failed and UE retries
int pr_found=0;
for (int i=0;i<UE_list->preambles[UE_id].num_preambles;i++) {
if (preamble_index == UE_list->preambles[UE_id].preamble_list[i]) {
for (int i = 0; i < ra->preambles.num_preambles; i++) {
if (preamble_index == ra->preambles.preamble_list[i]) {
pr_found=1;
break;
}
}
if (pr_found)
UE_list->fiveG_connected[UE_id] = false;
else {
LOG_E(MAC, "[gNB %d][RAPROC] FAILURE: preamble %d does not correspond to any of the ones in rach_ConfigDedicated for UE_id %d\n",
module_idP, preamble_index, UE_id);
if (!pr_found) {
LOG_E(MAC, "[gNB %d][RAPROC] FAILURE: preamble %d does not correspond to any of the ones in rach_ConfigDedicated\n",
module_idP, preamble_index);
return; // if the PRACH preamble does not correspond to any of the ones sent through RRC abort RA proc
}
// This should be handled differently when we use the initialBWP for RA
ra->bwp_id=1;
NR_BWP_Downlink_t *bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id-1];
NR_BWP_Downlink_t *bwp=ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id-1];
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_INITIATE_RA_PROC, 1);
LOG_I(MAC, "[gNB %d][RAPROC] CC_id %d Frame %d, Slot %d Initiating RA procedure for preamble index %d\n", module_idP, CC_id, frameP, slotP, preamble_index);
if (ra->state == RA_IDLE) {
uint8_t beam_index = ssb_index_from_prach(module_idP,
frameP,
slotP,
preamble_index,
freq_index,
symbol);
int loop = 0;
LOG_D(MAC, "Frame %d, Slot %d: Activating RA process \n", frameP, slotP);
ra->state = Msg2;
@@ -306,34 +492,35 @@ void nr_initiate_ra_proc(module_id_t module_idP,
&monitoring_slot_period,
&monitoring_offset);
nr_schedule_msg2(frameP, slotP, &msg2_frame, &msg2_slot, scc, monitoring_slot_period, monitoring_offset);
nr_schedule_msg2(frameP, slotP, &msg2_frame, &msg2_slot, scc, monitoring_slot_period, monitoring_offset,beam_index,cc->num_active_ssb);
ra->Msg2_frame = msg2_frame;
ra->Msg2_slot = msg2_slot;
LOG_D(MAC, "%s() Msg2[%04d%d] SFN/SF:%04d%d\n", __FUNCTION__, ra->Msg2_frame, ra->Msg2_slot, frameP, slotP);
do {
ra->rnti = (taus() % 65518) + 1;
loop++;
LOG_I(MAC, "%s() Msg2[%04d%d] SFN/SF:%04d%d\n", __FUNCTION__, ra->Msg2_frame, ra->Msg2_slot, frameP, slotP);
if (!ra->cfra) {
do {
ra->rnti = (taus() % 65518) + 1;
loop++;
}
while (loop != 100 && !((find_nr_UE_id(module_idP, ra->rnti) == -1) && (find_nr_RA_id(module_idP, CC_id, ra->rnti) == -1) && ra->rnti >= 1 && ra->rnti <= 65519));
if (loop == 100) {
LOG_E(MAC,"%s:%d:%s: [RAPROC] initialisation random access aborted\n", __FILE__, __LINE__, __FUNCTION__);
abort();
}
}
while (loop != 100 && !(find_nr_UE_id(module_idP, ra->rnti) == -1 && ra->rnti >= 1 && ra->rnti <= 65519));
if (loop == 100) {
LOG_E(MAC,"%s:%d:%s: [RAPROC] initialisation random access aborted\n", __FILE__, __LINE__, __FUNCTION__);
abort();
}
ra->RA_rnti = ra_rnti;
ra->preamble_index = preamble_index;
UE_list->tc_rnti[UE_id] = ra->rnti;
ra->beam_id = beam_index;
LOG_I(MAC,"[gNB %d][RAPROC] CC_id %d Frame %d Activating Msg2 generation in frame %d, slot %d using RA rnti %x\n",
LOG_I(MAC,"[gNB %d][RAPROC] CC_id %d Frame %d Activating Msg2 generation in frame %d, slot %d using RA rnti %x SSB index %u\n",
module_idP,
CC_id,
frameP,
ra->Msg2_frame,
ra->Msg2_slot,
ra->RA_rnti);
ra->RA_rnti,
cc->ssb_index[beam_index]);
return;
}
@@ -348,26 +535,31 @@ void nr_schedule_RA(module_id_t module_idP, frame_t frameP, sub_frame_t slotP){
int CC_id = 0;
gNB_MAC_INST *mac = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc = &mac->common_channels[CC_id];
NR_RA_t *ra = &cc->ra[0];
start_meas(&mac->schedule_ra);
//for (i = 0; i < NR_NB_RA_PROC_MAX; i++) {
// for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
// for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
// NR_RA_t *ra = &cc->ra[i];
NR_RA_t *ra = &cc->ra[0];
LOG_D(MAC,"RA[state:%d]\n",ra->state);
switch (ra->state){
case Msg2:
nr_generate_Msg2(module_idP, CC_id, frameP, slotP);
break;
case Msg4:
//generate_Msg4(module_idP, CC_id, frameP, slotP, ra);
//generate_Msg4(module_idP, CC_id, frameP, slotP);
break;
case WAIT_Msg4_ACK:
//check_Msg4_retransmission(module_idP, CC_id, frameP, slotP, ra);
//check_Msg4_retransmission(module_idP, CC_id, frameP, slotP);
break;
default:
break;
}
//}
// }
// }
stop_meas(&mac->schedule_ra);
}
@@ -404,6 +596,7 @@ void nr_get_Msg3alloc(NR_ServingCellConfigCommon_t *scc,
else
ra->Msg3_frame = current_frame + (temp_slot/nr_slots_per_frame[mu]);
LOG_I(MAC, "[RAPROC] Msg3 slot %d: current slot %u Msg3 frame %u k2 %u Msg3_tda_id %u start symbol index %u\n", ra->Msg3_slot, current_slot, ra->Msg3_frame, k2,ra->Msg3_tda_id, StartSymbolIndex);
ra->msg3_nb_rb = 18;
ra->msg3_first_rb = 0;
}
@@ -423,7 +616,6 @@ void nr_schedule_reception_msg3(module_id_t module_idP, int CC_id, frame_t frame
ul_req->pdus_list[ul_req->n_pdus].pdu_size = sizeof(nfapi_nr_pusch_pdu_t);
ul_req->pdus_list[ul_req->n_pdus].pusch_pdu = ra->pusch_pdu;
ul_req->n_pdus+=1;
ra->state = RA_IDLE;
}
}
}
@@ -434,26 +626,23 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
NR_COMMON_channels_t *cc = &mac->common_channels[CC_id];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
NR_RA_t *ra = &cc->ra[0];
NR_UE_list_t *UE_list = &mac->UE_list;
int UE_id = 0;
if (ra->state == RA_IDLE) {
LOG_W(MAC,"RA is not active for RA %X. skipping msg3 scheduling\n", ra->rnti);
return;
}
LOG_D(MAC, "[gNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA is active, Msg3 in (%d,%d)\n", module_idP, frameP, slotP, CC_id, ra->Msg3_frame, ra->Msg3_slot);
LOG_I(MAC, "[gNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA is active, Msg3 in (%d,%d)\n", module_idP, frameP, slotP, CC_id, ra->Msg3_frame, ra->Msg3_slot);
nfapi_nr_pusch_pdu_t *pusch_pdu = &ra->pusch_pdu;
memset(pusch_pdu, 0, sizeof(nfapi_nr_pusch_pdu_t));
AssertFatal(UE_list->active[UE_id] >=0,"Cannot find UE_id %d is not active\n", UE_id);
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
AssertFatal(secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n", secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
NR_BWP_Uplink_t *ubwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[ra->bwp_id-1];
AssertFatal(ra->secondaryCellGroup,
"no secondaryCellGroup for RNTI %04x\n",
ra->crnti);
AssertFatal(ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n", ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
NR_BWP_Uplink_t *ubwp = ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[ra->bwp_id - 1];
LOG_D(MAC, "Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d) : (%d,%d,%d) for rnti: %d\n",
frameP,
slotP,
@@ -540,19 +729,18 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
void nr_generate_Msg2(module_id_t module_idP,
int CC_id,
frame_t frameP,
sub_frame_t slotP){
sub_frame_t slotP)
{
int UE_id = 0, dci_formats[2], rnti_types[2], mcsIndex;
int dci_formats[2], rnti_types[2], mcsIndex;
int startSymbolAndLength = 0, StartSymbolIndex = -1, NrOfSymbols = 14, StartSymbolIndex_tmp, NrOfSymbols_tmp, x_Overhead, time_domain_assignment = 0;
gNB_MAC_INST *nr_mac = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc = &nr_mac->common_channels[0];
NR_RA_t *ra = &cc->ra[0];
NR_UE_list_t *UE_list = &nr_mac->UE_list;
NR_COMMON_channels_t *cc = &nr_mac->common_channels[CC_id];
NR_RA_t *ra = &cc->ra[CC_id];
NR_SearchSpace_t *ss = ra->ra_ss;
uint16_t RA_rnti = ra->RA_rnti;
long locationAndBandwidth;
// uint8_t *vrb_map = cc[CC_id].vrb_map, CC_id;
// check if UE is doing RA on CORESET0 , InitialBWP or configured BWP from SCD
// get the BW of the PDCCH for PDCCH size and RAR PDSCH size
@@ -570,7 +758,7 @@ void nr_generate_Msg2(module_id_t module_idP,
if ((ra->Msg2_frame == frameP) && (ra->Msg2_slot == slotP)) {
nfapi_nr_dl_tti_request_t *dl_req = &nr_mac->DL_req[CC_id];
nfapi_nr_dl_tti_request_body_t *dl_req = &nr_mac->DL_req[CC_id].dl_tti_request_body;
nfapi_nr_pdu_t *tx_req = &nr_mac->TX_req[CC_id].pdu_list[nr_mac->TX_req[CC_id].Number_of_PDUs];
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
@@ -597,13 +785,15 @@ void nr_generate_Msg2(module_id_t module_idP,
// This code from this point on will not work on initialBWP or CORESET0
AssertFatal(ra->bwp_id>0,"cannot work on initialBWP for now\n");
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
AssertFatal(secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n", secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
NR_BWP_Downlink_t *bwp = secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id - 1];
NR_BWP_Uplink_t *ubwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[ra->bwp_id-1];
AssertFatal(ra->secondaryCellGroup,
"no secondaryCellGroup for RNTI %04x\n",
ra->crnti);
AssertFatal(ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n", ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
NR_BWP_Downlink_t *bwp = ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id - 1];
NR_BWP_Uplink_t *ubwp=ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[ra->bwp_id-1];
LOG_D(MAC, "[RAPROC] Scheduling common search space DCI type 1 dlBWP BW %d\n", dci10_bw);
LOG_I(MAC, "[RAPROC] Scheduling common search space DCI type 1 dlBWP BW %d\n", dci10_bw);
// Qm>2 not allowed for RAR
if (get_softmodem_params()->do_ra)
@@ -681,14 +871,37 @@ void nr_generate_Msg2(module_id_t module_idP,
dci_pdu_rel15[0].mcs,
dci_pdu_rel15[0].tb_scaling);
nr_configure_pdcch(nr_mac, pdcch_pdu_rel15, RA_rnti, 0, ss, scc, bwp);
uint8_t nr_of_candidates, aggregation_level;
find_aggregation_candidates(&aggregation_level, &nr_of_candidates, ss);
NR_ControlResourceSet_t *coreset = get_coreset(bwp, ss, 0 /* common */);
int CCEIndex = allocate_nr_CCEs(nr_mac,
bwp,
coreset,
aggregation_level,
0, // Y
0, // m
nr_of_candidates);
if (CCEIndex < 0) {
LOG_E(MAC, "%s(): cannot find free CCE for RA RNTI %04x!\n", __func__, ra->rnti);
return;
}
nr_configure_pdcch(nr_mac,
pdcch_pdu_rel15,
RA_rnti,
ss,
coreset,
scc,
bwp,
aggregation_level,
CCEIndex);
LOG_I(MAC, "Frame %d: Subframe %d : Adding common DL DCI for RA_RNTI %x\n", frameP, slotP, RA_rnti);
dci_formats[0] = NR_DL_DCI_FORMAT_1_0;
rnti_types[0] = NR_RNTI_RA;
LOG_D(MAC, "[RAPROC] DCI params: rnti %d, rnti_type %d, dci_format %d coreset params: FreqDomainResource %llx, start_symbol %d n_symb %d\n",
LOG_I(MAC, "[RAPROC] DCI params: rnti %d, rnti_type %d, dci_format %d coreset params: FreqDomainResource %llx, start_symbol %d n_symb %d\n",
pdcch_pdu_rel15->dci_pdu.RNTI[0],
rnti_types[0],
dci_formats[0],
@@ -696,7 +909,7 @@ void nr_generate_Msg2(module_id_t module_idP,
pdcch_pdu_rel15->StartSymbolIndex,
pdcch_pdu_rel15->DurationSymbols);
fill_dci_pdu_rel15(scc,secondaryCellGroup,pdcch_pdu_rel15, &dci_pdu_rel15[0], dci_formats, rnti_types,dci10_bw,ra->bwp_id);
fill_dci_pdu_rel15(scc,ra->secondaryCellGroup,pdcch_pdu_rel15, &dci_pdu_rel15[0], dci_formats, rnti_types,dci10_bw,ra->bwp_id);
dl_req->nPDUs+=2;
@@ -705,7 +918,7 @@ void nr_generate_Msg2(module_id_t module_idP,
LOG_I(MAC, "Frame %d, Subframe %d: Setting Msg3 reception for Frame %d Subframe %d\n", frameP, slotP, ra->Msg3_frame, ra->Msg3_slot);
nr_add_msg3(module_idP, CC_id, frameP, slotP);
ra->state = WAIT_Msg3;
LOG_D(MAC,"[gNB %d][RAPROC] Frame %d, Subframe %d: RA state %d\n", module_idP, frameP, slotP, ra->state);
LOG_I(MAC,"[gNB %d][RAPROC] Frame %d, Subframe %d: RA state %d\n", module_idP, frameP, slotP, ra->state);
x_Overhead = 0;
nr_get_tbs_dl(&dl_tti_pdsch_pdu->pdsch_pdu, x_Overhead, pdsch_pdu_rel15->numDmrsCdmGrpsNoData, dci_pdu_rel15[0].tb_scaling);
@@ -719,10 +932,20 @@ void nr_generate_Msg2(module_id_t module_idP,
nr_mac->TX_req[CC_id].Number_of_PDUs++;
nr_mac->TX_req[CC_id].Slot = slotP;
memcpy((void*)&tx_req->TLVs[0].value.direct[0], (void*)&cc[CC_id].RAR_pdu.payload[0], tx_req->TLVs[0].length);
T(T_GNB_MAC_DL_RAR_PDU_WITH_DATA, T_INT(module_idP), T_INT(CC_id),
T_INT(RA_rnti), T_INT(frameP), T_INT(slotP), T_INT(0) /* harq pid, meaningful? */,
T_BUFFER(&cc[CC_id].RAR_pdu.payload[0], tx_req->TLVs[0].length));
/* mark the corresponding RBs as used */
uint16_t *vrb_map = cc[CC_id].vrb_map;
for (int rb = 0; rb < pdsch_pdu_rel15->rbSize; rb++)
vrb_map[rb + pdsch_pdu_rel15->rbStart] = 1;
}
}
void nr_clear_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP){
NR_RA_t *ra = &RC.nrmac[module_idP]->common_channels[CC_id].ra[0];
LOG_D(MAC,"[gNB %d][RAPROC] CC_id %d Frame %d Clear Random access information rnti %x\n", module_idP, CC_id, frameP, ra->rnti);
ra->state = IDLE;
@@ -768,7 +991,7 @@ void nr_fill_rar(uint8_t Mod_idP,
uint8_t * dlsch_buffer,
nfapi_nr_pusch_pdu_t *pusch_pdu){
LOG_D(MAC, "[gNB] Generate RAR MAC PDU frame %d slot %d ", ra->Msg2_frame, ra-> Msg2_slot);
LOG_I(MAC, "[gNB] Generate RAR MAC PDU frame %d slot %d preamble index %u", ra->Msg2_frame, ra-> Msg2_slot, ra->preamble_index);
NR_RA_HEADER_RAPID *rarh = (NR_RA_HEADER_RAPID *) dlsch_buffer;
NR_MAC_RAR *rar = (NR_MAC_RAR *) (dlsch_buffer + 1);
unsigned char csi_req = 0, tpc_command;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c
+132 -61
View File
@@ -54,8 +54,9 @@
#include "common/ran_context.h"
extern RAN_CONTEXT_t RC;
extern uint8_t SSB_Table[38];
void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t slotP){
void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t slotP, uint8_t slots_per_frame){
gNB_MAC_INST *gNB = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc;
@@ -67,77 +68,147 @@ void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t slotP){
int mib_sdu_length;
int CC_id;
AssertFatal(slotP == 0, "Subframe must be 0\n");
AssertFatal((frameP & 7) == 0, "Frame must be a multiple of 8\n");
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
dl_tti_request = &gNB->DL_req[CC_id];
cc = &gNB->common_channels[CC_id];
const long band = *cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0];
const uint32_t ssb_offset0 = *cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB - cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA;
int ratio;
switch (*cc->ServingCellConfigCommon->ssbSubcarrierSpacing) {
case NR_SubcarrierSpacing_kHz15:
AssertFatal(band <= 79,
"Band %ld is not possible for SSB with 15 kHz SCS\n",
band);
if (band < 77) // below 3GHz
ratio = 3; // NRARFCN step is 5 kHz
else
ratio = 1; // NRARFCN step is 15 kHz
break;
case NR_SubcarrierSpacing_kHz30:
AssertFatal(band <= 79,
"Band %ld is not possible for SSB with 15 kHz SCS\n",
band);
if (band < 77) // below 3GHz
ratio = 6; // NRARFCN step is 5 kHz
else
ratio = 2; // NRARFCN step is 15 kHz
break;
case NR_SubcarrierSpacing_kHz120:
AssertFatal(band >= 257,
"Band %ld is not possible for SSB with 120 kHz SCS\n",
band);
ratio = 2; // NRARFCN step is 15 kHz
break;
case NR_SubcarrierSpacing_kHz240:
AssertFatal(band >= 257,
"Band %ld is not possible for SSB with 240 kHz SCS\n",
band);
ratio = 4; // NRARFCN step is 15 kHz
break;
default:
AssertFatal(1 == 0, "SCS %ld not allowed for SSB \n",
*cc->ServingCellConfigCommon->ssbSubcarrierSpacing);
}
mib_sdu_length = mac_rrc_nr_data_req(module_idP, CC_id, frameP, MIBCH, 1, &cc->MIB_pdu.payload[0]); // not used in this case
// scheduling MIB every 8 frames, PHY repeats it in between
if((slotP == 0) && (frameP & 7) == 0) {
dl_tti_request = &gNB->DL_req[CC_id];
dl_req = &dl_tti_request->dl_tti_request_body;
LOG_D(MAC, "Frame %d, slot %d: BCH PDU length %d\n", frameP, slotP, mib_sdu_length);
mib_sdu_length = mac_rrc_nr_data_req(module_idP, CC_id, frameP, MIBCH, 1, &cc->MIB_pdu.payload[0]);
if (mib_sdu_length > 0) {
LOG_D(MAC, "Frame %d, slot %d: BCH PDU length %d\n", frameP, slotP, mib_sdu_length);
LOG_I(MAC, "Frame %d, slot %d: Adding BCH PDU in position %d (length %d)\n", frameP, slotP, dl_tti_request->nPDUs, mib_sdu_length);
if (mib_sdu_length > 0) {
LOG_D(MAC,
"Frame %d, slot %d: Adding BCH PDU in position %d (length %d)\n",
frameP,
slotP,
dl_req->nPDUs,
mib_sdu_length);
if ((frameP & 1023) < 80){
LOG_I(MAC,"[gNB %d] Frame %d : MIB->BCH CC_id %d, Received %d bytes\n",module_idP, frameP, CC_id, mib_sdu_length);
if ((frameP & 1023) < 80){
LOG_I(MAC,"[gNB %d] Frame %d : MIB->BCH CC_id %d, Received %d bytes\n",module_idP, frameP, CC_id, mib_sdu_length);
}
dl_config_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void *) dl_config_pdu, 0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_config_pdu->PDUType = NFAPI_NR_DL_TTI_SSB_PDU_TYPE;
dl_config_pdu->PDUSize =2 + sizeof(nfapi_nr_dl_tti_ssb_pdu_rel15_t);
AssertFatal(cc->ServingCellConfigCommon->physCellId!=NULL,"cc->ServingCellConfigCommon->physCellId is null\n");
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.PhysCellId = *cc->ServingCellConfigCommon->physCellId;
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.BetaPss = 0;
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.SsbBlockIndex = 0;
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon!=NULL,"scc->downlinkConfigCommonL is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL!=NULL,"scc->downlinkConfigCommon->frequencyInfoDL is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB!=NULL,"scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.count==1,"Frequency Band list does not have 1 element (%d)\n",cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.count);
AssertFatal(cc->ServingCellConfigCommon->ssbSubcarrierSpacing,"ssbSubcarrierSpacing is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0],"band is null\n");
const nfapi_nr_config_request_scf_t *cfg = &RC.nrmac[module_idP]->config[0];
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.SsbSubcarrierOffset = cfg->ssb_table.ssb_subcarrier_offset.value; //kSSB
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.ssbOffsetPointA = ssb_offset0/(ratio*12) - 10; // absoluteFrequencySSB is the center of SSB
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.bchPayloadFlag = 1;
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.bchPayload = (*(uint32_t*)cc->MIB_pdu.payload) & ((1<<24)-1);
dl_req->nPDUs++;
}
}
dl_config_pdu = &dl_tti_request->dl_tti_pdu_list[dl_tti_request->nPDUs];
memset((void *) dl_config_pdu, 0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_config_pdu->PDUType = NFAPI_NR_DL_TTI_SSB_PDU_TYPE;
dl_config_pdu->PDUSize = 2 + sizeof(nfapi_nr_dl_tti_ssb_pdu_rel15_t);
AssertFatal(cc->ServingCellConfigCommon->physCellId!=NULL,"cc->ServingCellConfigCommon->physCellId is null\n");
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.PhysCellId = *cc->ServingCellConfigCommon->physCellId;
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.BetaPss = 0;
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.SsbBlockIndex = 0;
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon!=NULL,"scc->downlinkConfigCommonL is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL!=NULL,"scc->downlinkConfigCommon->frequencyInfoDL is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB!=NULL,"scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.count==1,"Frequency Band list does not have 1 element (%d)\n",cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.count);
AssertFatal(cc->ServingCellConfigCommon->ssbSubcarrierSpacing,"ssbSubcarrierSpacing is null\n");
AssertFatal(cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0],"band is null\n");
long band = *cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0];
uint32_t ssb_offset0 = *cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB - cc->ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA;
int ratio;
switch (*cc->ServingCellConfigCommon->ssbSubcarrierSpacing) {
case NR_SubcarrierSpacing_kHz15:
AssertFatal(band <= 79, "Band %ld is not possible for SSB with 15 kHz SCS\n",band);
if (band<77) // below 3GHz
ratio=3; // NRARFCN step is 5 kHz
else
ratio=1; // NRARFCN step is 15 kHz
break;
case NR_SubcarrierSpacing_kHz30:
AssertFatal(band <= 79, "Band %ld is not possible for SSB with 15 kHz SCS\n",band);
if (band<77) // below 3GHz
ratio=6; // NRARFCN step is 5 kHz
else
ratio=2; // NRARFCN step is 15 kHz
break;
case NR_SubcarrierSpacing_kHz120:
AssertFatal(band >= 257, "Band %ld is not possible for SSB with 120 kHz SCS\n",band);
ratio=2; // NRARFCN step is 15 kHz
break;
case NR_SubcarrierSpacing_kHz240:
AssertFatal(band >= 257, "Band %ld is not possible for SSB with 240 kHz SCS\n",band);
ratio=4; // NRARFCN step is 15 kHz
break;
default:
AssertFatal(1==0,"SCS %ld not allowed for SSB \n", *cc->ServingCellConfigCommon->ssbSubcarrierSpacing);
}
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.SsbSubcarrierOffset = 0; //kSSB
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.ssbOffsetPointA = ssb_offset0/(ratio*12) - 10; // absoluteFrequencySSB is the center of SSB
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.bchPayloadFlag = 1;
dl_config_pdu->ssb_pdu.ssb_pdu_rel15.bchPayload = (*(uint32_t*)cc->MIB_pdu.payload) & ((1<<24)-1);
dl_tti_request->nPDUs++;
// checking if there is any SSB in slot
const int abs_slot = (slots_per_frame * frameP) + slotP;
const int slot_per_period = (slots_per_frame>>1)<<(*cc->ServingCellConfigCommon->ssb_periodicityServingCell);
int eff_120_slot;
const BIT_STRING_t *mediumBitmap = &cc->ServingCellConfigCommon->ssb_PositionsInBurst->choice.mediumBitmap;
uint8_t buf = 0;
switch (cc->ServingCellConfigCommon->ssb_PositionsInBurst->present) {
case 1:
// presence of ssbs possible in the first 2 slots of ssb period
if ((abs_slot % slot_per_period) < 2 &&
(((mediumBitmap->buf[0]) >> (6 - (slotP << 1))) & 3) != 0)
fill_ssb_vrb_map(cc, (ssb_offset0 / (ratio * 12) - 10), CC_id);
break;
case 2:
// presence of ssbs possible in the first 4 slots of ssb period
if ((abs_slot % slot_per_period) < 4 &&
(((mediumBitmap->buf[0]) >> (6 - (slotP << 1))) & 3) != 0)
fill_ssb_vrb_map(cc, (ssb_offset0 / (ratio * 12) - 10), CC_id);
break;
case 3:
AssertFatal(*cc->ServingCellConfigCommon->ssbSubcarrierSpacing ==
NR_SubcarrierSpacing_kHz120,
"240kHZ subcarrier spacing currently not supported for SSBs\n");
if ((abs_slot % slot_per_period) < 8) {
eff_120_slot = slotP;
buf = mediumBitmap->buf[0];
} else if ((abs_slot % slot_per_period) < 17) {
eff_120_slot = slotP - 9;
buf = mediumBitmap->buf[1];
} else if ((abs_slot % slot_per_period) < 26) {
eff_120_slot = slotP - 18;
buf = mediumBitmap->buf[2];
} else if ((abs_slot % slot_per_period) < 35) {
eff_120_slot = slotP - 27;
buf = mediumBitmap->buf[3];
}
if (((buf >> (6 - (eff_120_slot << 1))) & 3) != 0)
fill_ssb_vrb_map(cc, ssb_offset0 / (ratio * 12) - 10, CC_id);
break;
default:
AssertFatal(0,
"SSB bitmap size value %d undefined (allowed values 1,2,3)\n",
cc->ServingCellConfigCommon->ssb_PositionsInBurst->present);
}
}
}
void schedule_nr_SI(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP) {
//----------------------------------------
}
void fill_ssb_vrb_map (NR_COMMON_channels_t *cc, int rbStart, int CC_id) {
uint16_t *vrb_map = cc[CC_id].vrb_map;
for (int rb = 0; rb < 20; rb++)
vrb_map[rbStart + rb] = 1;
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+515 -59
View File
@@ -32,6 +32,7 @@
/*PHY*/
#include "PHY/CODING/coding_defs.h"
#include "PHY/defs_nr_common.h"
#include "common/utils/nr/nr_common.h"
#include "PHY/NR_TRANSPORT/nr_transport_common_proto.h"
/*MAC*/
#include "NR_MAC_COMMON/nr_mac.h"
@@ -45,6 +46,9 @@
/*TAG*/
#include "NR_TAG-Id.h"
/*Softmodem params*/
#include "executables/softmodem-common.h"
////////////////////////////////////////////////////////
/////* DLSCH MAC PDU generation (6.1.2 TS 38.321) */////
////////////////////////////////////////////////////////
@@ -54,6 +58,7 @@
//#define SIZE_OF_POINTER sizeof (void *)
int nr_generate_dlsch_pdu(module_id_t module_idP,
NR_UE_sched_ctrl_t *ue_sched_ctl,
unsigned char *sdus_payload,
unsigned char *mac_pdu,
unsigned char num_sdus,
@@ -77,8 +82,6 @@ int nr_generate_dlsch_pdu(module_id_t module_idP,
//NR_CellGroupConfig_t *config = UE_list->secondaryCellGroup[UE_id];
ue_sched_ctl = &(UE_list->UE_sched_ctrl[UE_id]);
NR_mac_stats_t *mac_stats = &(UE_list->mac_stats[UE_id]);
// 1) Compute MAC CE and related subheaders
// DRX command subheader (MAC CE size 0)
@@ -94,13 +97,13 @@ int nr_generate_dlsch_pdu(module_id_t module_idP,
// now TA is always send when ta_timer resets regardless of its value
// this is done to avoid issues with the timeAlignmentTimer which is
// supposed to monitor if the UE received TA or not */
if (gNB->ta_len) {
if (ue_sched_ctl->ta_apply) {
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = DL_SCH_LCID_TA_COMMAND;
//last_size = 1;
mac_pdu_ptr++;
// TA MAC CE (1 octet)
timing_advance_cmd = gNB->ta_command;
timing_advance_cmd = ue_sched_ctl->ta_update;
AssertFatal(timing_advance_cmd < 64, "timing_advance_cmd %d > 63\n", timing_advance_cmd);
((NR_MAC_CE_TA *) ce_ptr)->TA_COMMAND = timing_advance_cmd; //(timing_advance_cmd+31)&0x3f;
@@ -348,70 +351,523 @@ int nr_generate_dlsch_pdu(module_id_t module_idP,
return offset;
}
void handle_nr_uci(NR_UL_IND_t *UL_info, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats, int target_snrx10) {
void nr_rx_acknack(nfapi_nr_uci_pusch_pdu_t *uci_pusch,
nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_01,
nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_234,
NR_UL_IND_t *UL_info, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats) {
// TODO
int max_harq_rounds = 4; // TODO define macro
int num_ucis = UL_info->uci_ind.num_ucis;
nfapi_nr_uci_t *uci_list = UL_info->uci_ind.uci_list;
for (int i = 0; i < num_ucis; i++) {
switch (uci_list[i].pdu_type) {
case NFAPI_NR_UCI_PDCCH_PDU_TYPE: break;
if (uci_01 != NULL) {
// handle harq
int harq_idx_s = 0;
case NFAPI_NR_UCI_FORMAT_0_1_PDU_TYPE: {
//if (get_softmodem_params()->phy_test == 0) {
nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_pdu = &uci_list[i].pucch_pdu_format_0_1;
// handle harq
int harq_idx_s = 0;
// tpc (power control)
sched_ctrl->tpc1 = nr_get_tpc(target_snrx10,uci_pdu->ul_cqi,30);
// iterate over received harq bits
for (int harq_bit = 0; harq_bit < uci_pdu->harq->num_harq; harq_bit++) {
// search for the right harq process
for (int harq_idx = harq_idx_s; harq_idx < NR_MAX_NB_HARQ_PROCESSES; harq_idx++) {
// if the gNB received ack with a good confidence
if ((UL_info->slot-1) == sched_ctrl->harq_processes[harq_idx].feedback_slot) {
if ((uci_pdu->harq->harq_list[harq_bit].harq_value == 1) &&
(uci_pdu->harq->harq_confidence_level == 0)) {
// toggle NDI and reset round
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
}
else
sched_ctrl->harq_processes[harq_idx].round++;
sched_ctrl->harq_processes[harq_idx].is_waiting = 0;
harq_idx_s = harq_idx + 1;
// if the max harq rounds was reached
if (sched_ctrl->harq_processes[harq_idx].round == max_harq_rounds) {
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
stats->dlsch_errors++;
}
break;
}
// if feedback slot processing is aborted
else if (((UL_info->slot-1) > sched_ctrl->harq_processes[harq_idx].feedback_slot) &&
(sched_ctrl->harq_processes[harq_idx].is_waiting)) {
sched_ctrl->harq_processes[harq_idx].round++;
if (sched_ctrl->harq_processes[harq_idx].round == max_harq_rounds) {
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
}
sched_ctrl->harq_processes[harq_idx].is_waiting = 0;
}
}
// iterate over received harq bits
for (int harq_bit = 0; harq_bit < uci_01->harq->num_harq; harq_bit++) {
// search for the right harq process
for (int harq_idx = harq_idx_s; harq_idx < NR_MAX_NB_HARQ_PROCESSES; harq_idx++) {
// if the gNB received ack with a good confidence
if ((UL_info->slot-1) == sched_ctrl->harq_processes[harq_idx].feedback_slot) {
if ((uci_01->harq->harq_list[harq_bit].harq_value == 1) &&
(uci_01->harq->harq_confidence_level == 0)) {
// toggle NDI and reset round
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
}
//}
break;
else
sched_ctrl->harq_processes[harq_idx].round++;
sched_ctrl->harq_processes[harq_idx].is_waiting = 0;
harq_idx_s = harq_idx + 1;
// if the max harq rounds was reached
if (sched_ctrl->harq_processes[harq_idx].round == max_harq_rounds) {
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
stats->dlsch_errors++;
}
break;
}
// if feedback slot processing is aborted
else if (((UL_info->slot-1) > sched_ctrl->harq_processes[harq_idx].feedback_slot) &&
(sched_ctrl->harq_processes[harq_idx].is_waiting)) {
sched_ctrl->harq_processes[harq_idx].round++;
if (sched_ctrl->harq_processes[harq_idx].round == max_harq_rounds) {
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
}
sched_ctrl->harq_processes[harq_idx].is_waiting = 0;
}
}
case NFAPI_NR_UCI_FORMAT_2_3_4_PDU_TYPE: break;
}
}
UL_info->uci_ind.num_ucis = 0;
if (uci_234 != NULL) {
int harq_idx_s = 0;
int acknack;
// iterate over received harq bits
for (int harq_bit = 0; harq_bit < uci_234->harq.harq_bit_len; harq_bit++) {
acknack = ((uci_234->harq.harq_payload[harq_bit>>3])>>harq_bit)&0x01;
for (int harq_idx = harq_idx_s; harq_idx < NR_MAX_NB_HARQ_PROCESSES-1; harq_idx++) {
// if the gNB received ack with a good confidence or if the max harq rounds was reached
if ((UL_info->slot-1) == sched_ctrl->harq_processes[harq_idx].feedback_slot) {
// TODO add some confidence level for when there is no CRC
if ((uci_234->harq.harq_crc != 1) && acknack) {
// toggle NDI and reset round
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
}
else
sched_ctrl->harq_processes[harq_idx].round++;
sched_ctrl->harq_processes[harq_idx].is_waiting = 0;
harq_idx_s = harq_idx + 1;
// if the max harq rounds was reached
if (sched_ctrl->harq_processes[harq_idx].round == max_harq_rounds) {
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
stats->dlsch_errors++;
}
break;
}
// if feedback slot processing is aborted
else if (((UL_info->slot-1) > sched_ctrl->harq_processes[harq_idx].feedback_slot) &&
(sched_ctrl->harq_processes[harq_idx].is_waiting)) {
sched_ctrl->harq_processes[harq_idx].round++;
if (sched_ctrl->harq_processes[harq_idx].round == max_harq_rounds) {
sched_ctrl->harq_processes[harq_idx].ndi ^= 1;
sched_ctrl->harq_processes[harq_idx].round = 0;
}
sched_ctrl->harq_processes[harq_idx].is_waiting = 0;
}
}
}
}
}
/* functionalities of this function have been moved to nr_schedule_uss_dlsch_phytest */
void nr_schedule_ue_spec(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) {
int getNrOfSymbols(NR_BWP_Downlink_t *bwp, int tda) {
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList =
bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
AssertFatal(tda < tdaList->list.count,
"time_domain_allocation %d>=%d\n",
tda,
tdaList->list.count);
const int startSymbolAndLength = tdaList->list.array[tda]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
return nrOfSymbols;
}
nfapi_nr_dmrs_type_e getDmrsConfigType(NR_BWP_Downlink_t *bwp) {
return bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NULL ? 0 : 1;
}
uint8_t getN_PRB_DMRS(NR_BWP_Downlink_t *bwp, int numDmrsCdmGrpsNoData) {
const nfapi_nr_dmrs_type_e dmrsConfigType = getDmrsConfigType(bwp);
if (dmrsConfigType == NFAPI_NR_DMRS_TYPE1) {
// if no data in dmrs cdm group is 1 only even REs have no data
// if no data in dmrs cdm group is 2 both odd and even REs have no data
return numDmrsCdmGrpsNoData * 6;
} else {
return numDmrsCdmGrpsNoData * 4;
}
}
void nr_simple_dlsch_preprocessor(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd) {
NR_UE_info_t *UE_info = &RC.nrmac[module_id]->UE_info;
AssertFatal(UE_info->num_UEs <= 1,
"%s() cannot handle more than one UE, but found %d\n",
__func__,
UE_info->num_UEs);
if (UE_info->num_UEs == 0)
return;
const int UE_id = 0;
const int CC_id = 0;
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
/* Retrieve amount of data to send for this UE */
sched_ctrl->num_total_bytes = 0;
const int lcid = DL_SCH_LCID_DTCH;
const uint16_t rnti = UE_info->rnti[UE_id];
sched_ctrl->rlc_status[lcid] = mac_rlc_status_ind(module_id,
rnti,
module_id,
frame,
slot,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
0,
0);
sched_ctrl->num_total_bytes += sched_ctrl->rlc_status[lcid].bytes_in_buffer;
if (sched_ctrl->num_total_bytes == 0
&& !sched_ctrl->ta_apply) /* If TA should be applied, give at least one RB */
return;
LOG_D(MAC,
"%d.%d, DTCH%d->DLSCH, RLC status %d bytes\n",
frame,
slot,
lcid,
sched_ctrl->rlc_status[lcid].bytes_in_buffer);
/* Find a free CCE */
const int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
sched_ctrl->search_space = get_searchspace(sched_ctrl->active_bwp, target_ss);
uint8_t nr_of_candidates;
find_aggregation_candidates(&sched_ctrl->aggregation_level,
&nr_of_candidates,
sched_ctrl->search_space);
sched_ctrl->coreset = get_coreset(
sched_ctrl->active_bwp, sched_ctrl->search_space, 1 /* dedicated */);
int cid = sched_ctrl->coreset->controlResourceSetId;
const uint16_t Y = UE_info->Y[UE_id][cid][slot];
const int m = UE_info->num_pdcch_cand[UE_id][cid];
sched_ctrl->cce_index = allocate_nr_CCEs(RC.nrmac[module_id],
sched_ctrl->active_bwp,
sched_ctrl->coreset,
sched_ctrl->aggregation_level,
Y,
m,
nr_of_candidates);
if (sched_ctrl->cce_index < 0) {
LOG_E(MAC, "%s(): could not find CCE for UE %d\n", __func__, UE_id);
return;
}
UE_info->num_pdcch_cand[UE_id][cid]++;
/* Find PUCCH occasion */
nr_acknack_scheduling(module_id,
UE_id,
frame,
slot,
num_slots_per_tdd,
&sched_ctrl->pucch_sched_idx,
&sched_ctrl->pucch_occ_idx);
AssertFatal(sched_ctrl->pucch_sched_idx >= 0, "no uplink slot for PUCCH found!\n");
uint16_t *vrb_map = RC.nrmac[module_id]->common_channels[CC_id].vrb_map;
const int current_harq_pid = sched_ctrl->current_harq_pid;
NR_UE_harq_t *harq = &sched_ctrl->harq_processes[current_harq_pid];
NR_UE_ret_info_t *retInfo = &sched_ctrl->retInfo[current_harq_pid];
const uint16_t bwpSize = NRRIV2BW(sched_ctrl->active_bwp->bwp_Common->genericParameters.locationAndBandwidth, 275);
int rbStart = NRRIV2PRBOFFSET(sched_ctrl->active_bwp->bwp_Common->genericParameters.locationAndBandwidth, 275);
if (harq->round != 0) { /* retransmission */
sched_ctrl->time_domain_allocation = retInfo->time_domain_allocation;
/* ensure that there is a free place for RB allocation */
int rbSize = 0;
while (rbSize < retInfo->rbSize) {
rbStart += rbSize; /* last iteration rbSize was not enough, skip it */
rbSize = 0;
while (rbStart < bwpSize && vrb_map[rbStart]) rbStart++;
if (rbStart >= bwpSize) {
LOG_E(MAC,
"cannot allocate retransmission for UE %d/RNTI %04x: no resources\n",
UE_id,
rnti);
return;
}
while (rbStart + rbSize < bwpSize
&& !vrb_map[rbStart + rbSize]
&& rbSize < retInfo->rbSize)
rbSize++;
}
sched_ctrl->rbSize = retInfo->rbSize;
sched_ctrl->rbStart = rbStart;
/* MCS etc: just reuse from previous scheduling opportunity */
sched_ctrl->mcsTableIdx = retInfo->mcsTableIdx;
sched_ctrl->mcs = retInfo->mcs;
sched_ctrl->numDmrsCdmGrpsNoData = retInfo->numDmrsCdmGrpsNoData;
} else {
// Time-domain allocation
sched_ctrl->time_domain_allocation = 2;
// modulation scheme
sched_ctrl->mcsTableIdx = 0;
sched_ctrl->mcs = 9;
sched_ctrl->numDmrsCdmGrpsNoData = 1;
// Freq-demain allocation
while (rbStart < bwpSize && vrb_map[rbStart]) rbStart++;
uint8_t N_PRB_DMRS =
getN_PRB_DMRS(sched_ctrl->active_bwp, sched_ctrl->numDmrsCdmGrpsNoData);
int nrOfSymbols = getNrOfSymbols(sched_ctrl->active_bwp,
sched_ctrl->time_domain_allocation);
int rbSize = 0;
uint32_t TBS = 0;
do {
rbSize++;
TBS = nr_compute_tbs(nr_get_Qm_dl(sched_ctrl->mcs, sched_ctrl->mcsTableIdx),
nr_get_code_rate_dl(sched_ctrl->mcs, sched_ctrl->mcsTableIdx),
rbSize,
nrOfSymbols,
N_PRB_DMRS, // FIXME // This should be multiplied by the
// number of dmrs symbols
0 /* N_PRB_oh, 0 for initialBWP */,
0 /* tb_scaling */,
1 /* nrOfLayers */)
>> 3;
} while (rbStart + rbSize < bwpSize && !vrb_map[rbStart + rbSize] && TBS < sched_ctrl->num_total_bytes);
sched_ctrl->rbSize = rbSize;
sched_ctrl->rbStart = rbStart;
}
/* mark the corresponding RBs as used */
for (int rb = 0; rb < sched_ctrl->rbSize; rb++)
vrb_map[rb + sched_ctrl->rbStart] = 1;
}
void nr_schedule_ue_spec(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd) {
gNB_MAC_INST *gNB_mac = RC.nrmac[module_id];
/* PREPROCESSOR */
gNB_mac->pre_processor_dl(module_id, frame, slot, num_slots_per_tdd);
NR_UE_info_t *UE_info = &gNB_mac->UE_info;
const int CC_id = 0;
NR_UE_list_t *UE_list = &UE_info->list;
for (int UE_id = UE_list->head; UE_id >= 0; UE_id = UE_list->next[UE_id]) {
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
/* update TA and set ta_apply every 10 frames.
* Possible improvement: take the periodicity from input file.
* If such UE is not scheduled now, it will be by the preprocessor later.
* If we add the CE, ta_apply will be reset */
if (frame == (sched_ctrl->ta_frame + 10) % 1024)
sched_ctrl->ta_apply = false; /* the timer is reset once TA CE is scheduled */
if (sched_ctrl->rbSize <= 0)
continue;
const rnti_t rnti = UE_info->rnti[UE_id];
/* POST processing */
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList =
sched_ctrl->active_bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
AssertFatal(sched_ctrl->time_domain_allocation < tdaList->list.count,
"time_domain_allocation %d>=%d\n",
sched_ctrl->time_domain_allocation,
tdaList->list.count);
const int startSymbolAndLength =
tdaList->list.array[sched_ctrl->time_domain_allocation]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
uint8_t N_PRB_DMRS =
getN_PRB_DMRS(sched_ctrl->active_bwp, sched_ctrl->numDmrsCdmGrpsNoData);
const uint32_t TBS =
nr_compute_tbs(nr_get_Qm_dl(sched_ctrl->mcs, sched_ctrl->mcsTableIdx),
nr_get_code_rate_dl(sched_ctrl->mcs, sched_ctrl->mcsTableIdx),
sched_ctrl->rbSize,
nrOfSymbols,
N_PRB_DMRS, // FIXME // This should be multiplied by the
// number of dmrs symbols
0 /* N_PRB_oh, 0 for initialBWP */,
0 /* tb_scaling */,
1 /* nrOfLayers */)
>> 3;
const int current_harq_pid = sched_ctrl->current_harq_pid;
NR_UE_harq_t *harq = &sched_ctrl->harq_processes[current_harq_pid];
NR_sched_pucch *pucch = &sched_ctrl->sched_pucch[sched_ctrl->pucch_sched_idx][sched_ctrl->pucch_occ_idx];
harq->feedback_slot = pucch->ul_slot;
harq->is_waiting = 1;
UE_info->mac_stats[UE_id].dlsch_rounds[harq->round]++;
nfapi_nr_dl_tti_request_body_t *dl_req = &gNB_mac->DL_req[CC_id].dl_tti_request_body;
nr_fill_nfapi_dl_pdu(module_id,
dl_req,
rnti,
UE_info->secondaryCellGroup[UE_id],
sched_ctrl,
pucch,
getDmrsConfigType(sched_ctrl->active_bwp),
nr_get_code_rate_dl(sched_ctrl->mcs, sched_ctrl->mcsTableIdx),
nr_get_Qm_dl(sched_ctrl->mcs, sched_ctrl->mcsTableIdx),
TBS,
startSymbolIndex,
nrOfSymbols,
current_harq_pid,
harq->ndi,
harq->round);
NR_UE_ret_info_t *retInfo = &sched_ctrl->retInfo[current_harq_pid];
if (harq->round != 0) { /* retransmission */
if (sched_ctrl->rbSize != retInfo->rbSize)
LOG_W(MAC,
"retransmission uses different rbSize (%d vs. orig %d)\n",
sched_ctrl->rbSize,
retInfo->rbSize);
if (sched_ctrl->time_domain_allocation != retInfo->time_domain_allocation)
LOG_W(MAC,
"retransmission uses different time_domain_allocation (%d vs. orig %d)\n",
sched_ctrl->time_domain_allocation,
retInfo->time_domain_allocation);
if (sched_ctrl->mcs != retInfo->mcs
|| sched_ctrl->mcsTableIdx != retInfo->mcsTableIdx
|| sched_ctrl->numDmrsCdmGrpsNoData != retInfo->numDmrsCdmGrpsNoData)
LOG_W(MAC,
"retransmission uses different table/MCS/numDmrsCdmGrpsNoData (%d/%d/%d vs. orig %d/%d/%d)\n",
sched_ctrl->mcsTableIdx,
sched_ctrl->mcs,
sched_ctrl->numDmrsCdmGrpsNoData,
retInfo->mcsTableIdx,
retInfo->mcs,
retInfo->numDmrsCdmGrpsNoData);
/* we do not have to do anything, since we do not require to get data
* from RLC, encode MAC CEs, or copy data to FAPI structures */
LOG_W(MAC, "%d.%2d retransmission UE %d/RNTI %04x\n", frame, slot, UE_id, rnti);
} else { /* initial transmission */
/* reserve space for timing advance of UE if necessary,
* nr_generate_dlsch_pdu() checks for ta_apply and add TA CE if necessary */
const int ta_len = (sched_ctrl->ta_apply) ? 2 : 0;
/* Get RLC data */
int header_length_total = 0;
int header_length_last = 0;
int sdu_length_total = 0;
int num_sdus = 0;
uint16_t sdu_lengths[NB_RB_MAX] = {0};
uint8_t mac_sdus[MAX_NR_DLSCH_PAYLOAD_BYTES];
unsigned char sdu_lcids[NB_RB_MAX] = {0};
const int lcid = DL_SCH_LCID_DTCH;
if (sched_ctrl->num_total_bytes > 0) {
LOG_D(MAC,
"[gNB %d][USER-PLANE DEFAULT DRB] Frame %d : DTCH->DLSCH, Requesting "
"%d bytes from RLC (lcid %d total hdr len %d), TBS: %d \n \n",
module_id,
frame,
TBS - ta_len - header_length_total - sdu_length_total - 3,
lcid,
header_length_total,
TBS);
sdu_lengths[num_sdus] = mac_rlc_data_req(module_id,
rnti,
module_id,
frame,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
TBS - ta_len - header_length_total - sdu_length_total - 3,
(char *)&mac_sdus[sdu_length_total],
0,
0);
LOG_D(MAC,
"[gNB %d][USER-PLANE DEFAULT DRB] Got %d bytes for DTCH %d \n",
module_id,
sdu_lengths[num_sdus],
lcid);
sdu_lcids[num_sdus] = lcid;
sdu_length_total += sdu_lengths[num_sdus];
header_length_last = 1 + 1 + (sdu_lengths[num_sdus] >= 128);
header_length_total += header_length_last;
num_sdus++;
}
else if (get_softmodem_params()->phy_test) {
LOG_D(MAC, "Configuring DL_TX in %d.%d: random data\n", frame, slot);
// fill dlsch_buffer with random data
for (int i = 0; i < TBS; i++)
mac_sdus[i] = (unsigned char) (lrand48()&0xff);
sdu_lcids[0] = 0x3f; // DRB
sdu_lengths[0] = TBS - ta_len - 3;
header_length_total += 2 + (sdu_lengths[0] >= 128);
sdu_length_total += sdu_lengths[0];
num_sdus +=1;
}
UE_info->mac_stats[UE_id].dlsch_total_bytes += TBS;
UE_info->mac_stats[UE_id].lc_bytes_tx[lcid] += sdu_length_total;
const int post_padding = TBS >= 2 + header_length_total + sdu_length_total + ta_len;
const int ntx_req = gNB_mac->TX_req[CC_id].Number_of_PDUs;
nfapi_nr_pdu_t *tx_req = &gNB_mac->TX_req[CC_id].pdu_list[ntx_req];
/* pointer to directly generate the PDU into the nFAPI structure */
uint32_t *buf = tx_req->TLVs[0].value.direct;
const int offset = nr_generate_dlsch_pdu(
module_id,
sched_ctrl,
(unsigned char *)mac_sdus,
(unsigned char *)buf,
num_sdus, // num_sdus
sdu_lengths,
sdu_lcids,
255, // no drx
NULL, // contention res id
post_padding);
// Padding: fill remainder of DLSCH with 0
if (post_padding > 0) {
for (int j = 0; j < TBS - offset; j++)
buf[offset + j] = 0;
}
/* the buffer has been filled by nr_generate_dlsch_pdu(), below we simply
* fill the remaining information */
tx_req->PDU_length = TBS;
tx_req->PDU_index = gNB_mac->pdu_index[0]++;
tx_req->num_TLV = 1;
tx_req->TLVs[0].length = TBS + 2;
gNB_mac->TX_req[CC_id].Number_of_PDUs++;
gNB_mac->TX_req[CC_id].SFN = frame;
gNB_mac->TX_req[CC_id].Slot = slot;
retInfo->rbSize = sched_ctrl->rbSize;
retInfo->time_domain_allocation = sched_ctrl->time_domain_allocation;
retInfo->mcsTableIdx = sched_ctrl->mcsTableIdx;
retInfo->mcs = sched_ctrl->mcs;
retInfo->numDmrsCdmGrpsNoData = sched_ctrl->numDmrsCdmGrpsNoData;
// ta command is sent, values are reset
if (sched_ctrl->ta_apply) {
sched_ctrl->ta_apply = false;
sched_ctrl->ta_frame = frame;
LOG_D(MAC,
"%d.%2d UE %d TA scheduled, resetting TA frame\n",
frame,
slot,
UE_id);
}
T(T_GNB_MAC_DL_PDU_WITH_DATA, T_INT(module_id), T_INT(CC_id), T_INT(rnti),
T_INT(frame), T_INT(slot), T_INT(current_harq_pid), T_BUFFER(buf, TBS));
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
if (frame%100 == 0) {
LOG_I(MAC,
"%d.%d, first 10 payload bytes, TBS size: %d \n",
frame,
slot,
TBS);
for(int i = 0; i < 10; i++)
LOG_I(MAC, "byte %d: %x\n", i, ((uint8_t *) buf)[i]);
}
#endif
}
/* mark UE as scheduled */
sched_ctrl->rbSize = 0;
}
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
+200 -501
View File
@@ -249,225 +249,104 @@ void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
}
}
/* schedules whole bandwidth for first user, all the time */
void nr_preprocessor_phytest(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd)
{
if (slot != 1)
return; /* only schedule in slot 1 for now */
NR_UE_info_t *UE_info = &RC.nrmac[module_id]->UE_info;
const int UE_id = 0;
const int CC_id = 0;
AssertFatal(UE_info->active[UE_id],
"%s(): expected UE %d to be active\n",
__func__,
UE_id);
int configure_fapi_dl_pdu(int Mod_idP,
nfapi_nr_dl_tti_request_t *dl_tti_req,
NR_sched_pucch *pucch_sched,
uint8_t *mcsIndex,
uint16_t *rbSize,
uint16_t *rbStart) {
gNB_MAC_INST *nr_mac = RC.nrmac[Mod_idP];
NR_COMMON_channels_t *cc = nr_mac->common_channels;
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu;
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu;
int TBS;
int bwp_id=1;
int UE_id = 0;
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
AssertFatal(secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n",
secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
NR_BWP_Downlink_t *bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[bwp_id-1];
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList!=NULL,"searchPsacesToAddModList is null\n");
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
"searchPsacesToAddModList is empty\n");
dl_tti_pdcch_pdu = &dl_tti_req->dl_tti_pdu_list[dl_tti_req->nPDUs];
memset((void*)dl_tti_pdcch_pdu,0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdcch_pdu->PDUType = NFAPI_NR_DL_TTI_PDCCH_PDU_TYPE;
dl_tti_pdcch_pdu->PDUSize = (uint8_t)(2+sizeof(nfapi_nr_dl_tti_pdcch_pdu));
dl_tti_pdsch_pdu = &dl_tti_req->dl_tti_pdu_list[dl_tti_req->nPDUs+1];
memset((void*)dl_tti_pdsch_pdu,0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdsch_pdu->PDUType = NFAPI_NR_DL_TTI_PDSCH_PDU_TYPE;
dl_tti_pdsch_pdu->PDUSize = (uint8_t)(2+sizeof(nfapi_nr_dl_tti_pdsch_pdu));
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = &dl_tti_pdcch_pdu->pdcch_pdu.pdcch_pdu_rel15;
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15 = &dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15;
pdsch_pdu_rel15->pduBitmap = 0;
pdsch_pdu_rel15->rnti = UE_list->rnti[UE_id];
pdsch_pdu_rel15->pduIndex = 0;
// BWP
pdsch_pdu_rel15->BWPSize = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
pdsch_pdu_rel15->BWPStart = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
pdsch_pdu_rel15->SubcarrierSpacing = bwp->bwp_Common->genericParameters.subcarrierSpacing;
if (bwp->bwp_Common->genericParameters.cyclicPrefix) pdsch_pdu_rel15->CyclicPrefix = *bwp->bwp_Common->genericParameters.cyclicPrefix;
else pdsch_pdu_rel15->CyclicPrefix=0;
pdsch_pdu_rel15->NrOfCodewords = 1;
int mcs = (mcsIndex!=NULL) ? *mcsIndex : 9;
int current_harq_pid = UE_list->UE_sched_ctrl[UE_id].current_harq_pid;
pdsch_pdu_rel15->targetCodeRate[0] = nr_get_code_rate_dl(mcs,0);
pdsch_pdu_rel15->qamModOrder[0] = 2;
pdsch_pdu_rel15->mcsIndex[0] = mcs;
pdsch_pdu_rel15->mcsTable[0] = 0;
pdsch_pdu_rel15->rvIndex[0] = nr_rv_round_map[UE_list->UE_sched_ctrl[UE_id].harq_processes[current_harq_pid].round];
pdsch_pdu_rel15->dataScramblingId = *scc->physCellId;
pdsch_pdu_rel15->nrOfLayers = 1;
pdsch_pdu_rel15->transmissionScheme = 0;
pdsch_pdu_rel15->refPoint = 0; // Point A
UE_list->mac_stats[UE_id].dlsch_rounds[UE_list->UE_sched_ctrl[UE_id].harq_processes[current_harq_pid].round]++;
pdsch_pdu_rel15->dmrsConfigType = bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NULL ? 0 : 1;
pdsch_pdu_rel15->dlDmrsScramblingId = *scc->physCellId;
pdsch_pdu_rel15->SCID = 0;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = 1;
pdsch_pdu_rel15->dmrsPorts = 1;
pdsch_pdu_rel15->resourceAlloc = 1;
pdsch_pdu_rel15->rbStart = (rbStart!=NULL) ? *rbStart : 0;
pdsch_pdu_rel15->rbSize = (rbSize!=NULL) ? *rbSize : pdsch_pdu_rel15->BWPSize;
pdsch_pdu_rel15->VRBtoPRBMapping = 1; // non-interleaved, check if this is ok for initialBWP
int startSymbolAndLength=0;
int time_domain_assignment=2;
int StartSymbolIndex,NrOfSymbols;
AssertFatal(time_domain_assignment<bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.count,"time_domain_assignment %d>=%d\n",time_domain_assignment,bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.count);
startSymbolAndLength = bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[time_domain_assignment]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength,&StartSymbolIndex,&NrOfSymbols);
pdsch_pdu_rel15->StartSymbolIndex = StartSymbolIndex;
pdsch_pdu_rel15->NrOfSymbols = NrOfSymbols;
// k0 = *bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->k0;
pdsch_pdu_rel15->dlDmrsSymbPos = fill_dmrs_mask(bwp->bwp_Dedicated->pdsch_Config->choice.setup,
scc->dmrs_TypeA_Position,
pdsch_pdu_rel15->NrOfSymbols);
dci_pdu_rel15_t *dci_pdu_rel15 = calloc(MAX_DCI_CORESET,sizeof(dci_pdu_rel15_t));
// bwp indicator
int n_dl_bwp = secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count;
if (n_dl_bwp < 4)
dci_pdu_rel15[0].bwp_indicator.val = bwp_id;
else
dci_pdu_rel15[0].bwp_indicator.val = bwp_id - 1; // as per table 7.3.1.1.2-1 in 38.212
// frequency domain assignment
if (bwp->bwp_Dedicated->pdsch_Config->choice.setup->resourceAllocation==NR_PDSCH_Config__resourceAllocation_resourceAllocationType1)
dci_pdu_rel15[0].frequency_domain_assignment.val = PRBalloc_to_locationandbandwidth0(pdsch_pdu_rel15->rbSize,
pdsch_pdu_rel15->rbStart,
NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275));
else
AssertFatal(1==0,"Only frequency resource allocation type 1 is currently supported\n");
// time domain assignment
dci_pdu_rel15[0].time_domain_assignment.val = time_domain_assignment; // row index used here instead of SLIV;
// mcs and rv
dci_pdu_rel15[0].mcs = pdsch_pdu_rel15->mcsIndex[0];
dci_pdu_rel15[0].rv = pdsch_pdu_rel15->rvIndex[0];
// harq pid and ndi
dci_pdu_rel15[0].harq_pid = current_harq_pid;
dci_pdu_rel15[0].ndi = UE_list->UE_sched_ctrl[UE_id].harq_processes[current_harq_pid].ndi;
// DAI
dci_pdu_rel15[0].dai[0].val = (pucch_sched->dai_c-1)&3;
// TPC for PUCCH
dci_pdu_rel15[0].tpc = UE_list->UE_sched_ctrl[UE_id].tpc1; // table 7.2.1-1 in 38.213
// PUCCH resource indicator
dci_pdu_rel15[0].pucch_resource_indicator = pucch_sched->resource_indicator;
// PDSCH to HARQ TI
dci_pdu_rel15[0].pdsch_to_harq_feedback_timing_indicator.val = pucch_sched->timing_indicator;
UE_list->UE_sched_ctrl[UE_id].harq_processes[current_harq_pid].feedback_slot = pucch_sched->ul_slot;
UE_list->UE_sched_ctrl[UE_id].harq_processes[current_harq_pid].is_waiting = 1;
// antenna ports
dci_pdu_rel15[0].antenna_ports.val = 0; // nb of cdm groups w/o data 1 and dmrs port 0
// dmrs sequence initialization
dci_pdu_rel15[0].dmrs_sequence_initialization.val = pdsch_pdu_rel15->SCID;
LOG_D(MAC, "[gNB scheduler phytest] DCI type 1 payload: freq_alloc %d (%d,%d,%d), time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d ndi %d rv %d\n",
dci_pdu_rel15[0].frequency_domain_assignment.val,
pdsch_pdu_rel15->rbStart,
pdsch_pdu_rel15->rbSize,
NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275),
dci_pdu_rel15[0].time_domain_assignment.val,
dci_pdu_rel15[0].vrb_to_prb_mapping.val,
dci_pdu_rel15[0].mcs,
dci_pdu_rel15[0].tb_scaling,
dci_pdu_rel15[0].ndi,
dci_pdu_rel15[0].rv);
NR_SearchSpace_t *ss;
int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList!=NULL,"searchPsacesToAddModList is null\n");
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
"searchPsacesToAddModList is empty\n");
int found=0;
for (int i=0;i<bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count;i++) {
ss=bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.array[i];
AssertFatal(ss->controlResourceSetId != NULL,"ss->controlResourceSetId is null\n");
AssertFatal(ss->searchSpaceType != NULL,"ss->searchSpaceType is null\n");
if (ss->searchSpaceType->present == target_ss) {
found=1;
break;
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
/* find largest unallocated chunk */
const int bwpSize = NRRIV2BW(sched_ctrl->active_bwp->bwp_Common->genericParameters.locationAndBandwidth, 275);
int rbStart = 0;
int tStart = 0;
int rbSize = 0;
uint16_t *vrb_map = RC.nrmac[module_id]->common_channels[CC_id].vrb_map;
/* find largest unallocated RB region */
do {
/* advance to first free RB */
while (tStart < bwpSize && vrb_map[tStart])
tStart++;
/* find maximum rbSize at current rbStart */
int tSize = 1;
while (tStart + tSize < bwpSize && !vrb_map[tStart + tSize])
tSize++;
if (tSize > rbSize) {
rbStart = tStart;
rbSize = tSize;
}
}
AssertFatal(found==1,"Couldn't find an adequate searchspace\n");
tStart += tSize;
} while (tStart < bwpSize);
int ret = nr_configure_pdcch(nr_mac,
pdcch_pdu_rel15,
UE_list->rnti[UE_id],
1, // ue-specific
ss,
scc,
bwp);
if (ret < 0) {
LOG_I(MAC,"CCE list not empty, couldn't schedule PDSCH\n");
free(dci_pdu_rel15);
return (0);
}
sched_ctrl->num_total_bytes = 0;
const int lcid = DL_SCH_LCID_DTCH;
const uint16_t rnti = UE_info->rnti[UE_id];
/* update sched_ctrl->num_total_bytes so that postprocessor schedules data,
* if available */
sched_ctrl->rlc_status[lcid] = mac_rlc_status_ind(module_id,
rnti,
module_id,
frame,
slot,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
0,
0);
sched_ctrl->num_total_bytes += sched_ctrl->rlc_status[lcid].bytes_in_buffer;
int dci_formats[2];
int rnti_types[2];
if (ss->searchSpaceType->choice.ue_Specific->dci_Formats)
dci_formats[0] = NR_DL_DCI_FORMAT_1_1;
else
dci_formats[0] = NR_DL_DCI_FORMAT_1_0;
const int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
sched_ctrl->search_space = get_searchspace(sched_ctrl->active_bwp, target_ss);
uint8_t nr_of_candidates;
find_aggregation_candidates(&sched_ctrl->aggregation_level,
&nr_of_candidates,
sched_ctrl->search_space);
sched_ctrl->coreset = get_coreset(
sched_ctrl->active_bwp, sched_ctrl->search_space, 1 /* dedicated */);
const int cid = sched_ctrl->coreset->controlResourceSetId;
const uint16_t Y = UE_info->Y[UE_id][cid][RC.nrmac[module_id]->current_slot];
const int m = UE_info->num_pdcch_cand[UE_id][cid];
sched_ctrl->cce_index = allocate_nr_CCEs(RC.nrmac[module_id],
sched_ctrl->active_bwp,
sched_ctrl->coreset,
sched_ctrl->aggregation_level,
Y,
m,
nr_of_candidates);
AssertFatal(sched_ctrl->cce_index >= 0,
"%s(): could not find CCE for UE %d\n",
__func__,
UE_id);
rnti_types[0] = NR_RNTI_C;
nr_acknack_scheduling(module_id,
UE_id,
frame,
slot,
num_slots_per_tdd,
&sched_ctrl->pucch_sched_idx,
&sched_ctrl->pucch_occ_idx);
AssertFatal(sched_ctrl->pucch_sched_idx >= 0, "no uplink slot for PUCCH found!\n");
fill_dci_pdu_rel15(scc,secondaryCellGroup,pdcch_pdu_rel15,dci_pdu_rel15,dci_formats,rnti_types,pdsch_pdu_rel15->BWPSize,bwp_id);
sched_ctrl->rbStart = rbStart;
sched_ctrl->rbSize = rbSize;
sched_ctrl->time_domain_allocation = 2;
sched_ctrl->mcsTableIdx = 0;
sched_ctrl->mcs = 9;
sched_ctrl->numDmrsCdmGrpsNoData = 1;
LOG_D(MAC, "DCI params: rnti %x, rnti_type %d, dci_format %d\n \
coreset params: FreqDomainResource %llx, start_symbol %d n_symb %d\n",
pdcch_pdu_rel15->dci_pdu.RNTI[0],
rnti_types[0],
dci_formats[0],
(unsigned long long)pdcch_pdu_rel15->FreqDomainResource,
pdcch_pdu_rel15->StartSymbolIndex,
pdcch_pdu_rel15->DurationSymbols);
int x_Overhead = 0; // should be 0 for initialBWP
nr_get_tbs_dl(&dl_tti_pdsch_pdu->pdsch_pdu,x_Overhead,pdsch_pdu_rel15->numDmrsCdmGrpsNoData,0);
// Hardcode it for now
TBS = dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15.TBSize[0];
if (UE_list->UE_sched_ctrl[UE_id].harq_processes[current_harq_pid].round==0)
UE_list->mac_stats[UE_id].dlsch_total_bytes += TBS;
LOG_D(MAC, "DLSCH PDU: start PRB %d n_PRB %d startSymbolAndLength %d start symbol %d nb_symbols %d nb_layers %d nb_codewords %d mcs %d TBS: %d\n",
pdsch_pdu_rel15->rbStart,
pdsch_pdu_rel15->rbSize,
startSymbolAndLength,
pdsch_pdu_rel15->StartSymbolIndex,
pdsch_pdu_rel15->NrOfSymbols,
pdsch_pdu_rel15->nrOfLayers,
pdsch_pdu_rel15->NrOfCodewords,
pdsch_pdu_rel15->mcsIndex[0],
TBS);
free(dci_pdu_rel15);
return TBS; //Return TBS in bytes
/* mark the corresponding RBs as used */
for (int rb = 0; rb < sched_ctrl->rbSize; rb++)
vrb_map[rb + sched_ctrl->rbStart] = 1;
}
void config_uldci(NR_BWP_Uplink_t *ubwp,
@@ -546,227 +425,6 @@ void config_uldci(NR_BWP_Uplink_t *ubwp,
}
void configure_fapi_dl_Tx(module_id_t Mod_idP,
frame_t frameP,
sub_frame_t slotP,
nfapi_nr_dl_tti_request_t *dl_tti_req,
nfapi_nr_pdu_t *tx_req,
int tbs_bytes,
int16_t pdu_index){
int CC_id = 0;
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu = &dl_tti_req->dl_tti_pdu_list[dl_tti_req->nPDUs+1];
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15 = &dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15;
gNB_MAC_INST *nr_mac = RC.nrmac[Mod_idP];
LOG_D(MAC, "DLSCH PDU: start PRB %d n_PRB %d start symbol %d nb_symbols %d nb_layers %d nb_codewords %d mcs %d TBS (bytes): %d\n",
pdsch_pdu_rel15->rbStart,
pdsch_pdu_rel15->rbSize,
pdsch_pdu_rel15->StartSymbolIndex,
pdsch_pdu_rel15->NrOfSymbols,
pdsch_pdu_rel15->nrOfLayers,
pdsch_pdu_rel15->NrOfCodewords,
pdsch_pdu_rel15->mcsIndex[0],
tbs_bytes);
dl_tti_req->nPDUs+=2;
tx_req->PDU_length = pdsch_pdu_rel15->TBSize[0];
tx_req->PDU_index = nr_mac->pdu_index[0]++;
tx_req->num_TLV = 1;
tx_req->TLVs[0].length = tbs_bytes +2;
memcpy((void*)&tx_req->TLVs[0].value.direct[0], (void*)&nr_mac->UE_list.DLSCH_pdu[0][0].payload[0], tbs_bytes);
nr_mac->TX_req[CC_id].Number_of_PDUs++;
nr_mac->TX_req[CC_id].SFN = frameP;
nr_mac->TX_req[CC_id].Slot = slotP;
}
void nr_schedule_uss_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP,
NR_sched_pucch *pucch_sched,
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *dlsch_config){
int post_padding = 0, ta_len = 0, header_length_total = 0, sdu_length_total = 0, num_sdus = 0;
int lcid, offset, i, header_length_last, TBS_bytes = 0;
int UE_id = 0,CC_id = 0;
LOG_I(MAC, "In nr_schedule_uss_dlsch_phytest frame %d slot %d DL req sfn %d slot %d\n",frameP,slotP,RC.nrmac[module_idP]->DL_req[CC_id].SFN,RC.nrmac[module_idP]->DL_req[CC_id].Slot);
gNB_MAC_INST *gNB_mac = RC.nrmac[module_idP];
//NR_COMMON_channels_t *cc = nr_mac->common_channels;
//NR_ServingCellConfigCommon_t *scc=cc->ServingCellConfigCommon;
nfapi_nr_dl_tti_request_t *dl_tti_req = &gNB_mac->DL_req[CC_id];
nfapi_nr_pdu_t *tx_req = &gNB_mac->TX_req[CC_id].pdu_list[gNB_mac->TX_req[CC_id].Number_of_PDUs];
mac_rlc_status_resp_t rlc_status;
NR_UE_list_t *UE_list = &gNB_mac->UE_list;
if (UE_list->num_UEs ==0) return;
unsigned char sdu_lcids[NB_RB_MAX] = {0};
uint16_t sdu_lengths[NB_RB_MAX] = {0};
uint16_t rnti = UE_list->rnti[UE_id];
uint8_t mac_sdus[MAX_NR_DLSCH_PAYLOAD_BYTES];
LOG_D(MAC, "Scheduling UE specific search space DCI type 1\n");
ta_len = gNB_mac->ta_len;
TBS_bytes = configure_fapi_dl_pdu(module_idP,
dl_tti_req,
pucch_sched,
dlsch_config!=NULL ? dlsch_config->mcsIndex : NULL,
dlsch_config!=NULL ? &dlsch_config->rbSize : NULL,
dlsch_config!=NULL ? &dlsch_config->rbStart : NULL);
if (TBS_bytes == 0)
return;
lcid = DL_SCH_LCID_DTCH;
//for (lcid = NB_RB_MAX - 1; lcid >= DTCH; lcid--) {
// TODO: check if the lcid is active
LOG_D(MAC, "[gNB %d], Frame %d, DTCH%d->DLSCH, Checking RLC status (TBS %d bytes, len %d)\n",
module_idP, frameP, lcid, TBS_bytes, TBS_bytes - ta_len - header_length_total - sdu_length_total - 3);
//if (TBS_bytes - ta_len - header_length_total - sdu_length_total - 3 > 0) {
rlc_status = mac_rlc_status_ind(module_idP,
rnti,
module_idP,
frameP,
slotP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
0,
0);
if (rlc_status.bytes_in_buffer > 0) {
LOG_I(MAC, "configure fapi due to data availability \n");
LOG_I(MAC, "[gNB %d][USER-PLANE DEFAULT DRB] Frame %d : DTCH->DLSCH, Requesting %d bytes from RLC (lcid %d total hdr len %d), TBS_bytes: %d \n \n",
module_idP, frameP, TBS_bytes - ta_len - header_length_total - sdu_length_total - 3,
lcid, header_length_total, TBS_bytes);
sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP,
rnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
lcid,
TBS_bytes - ta_len - header_length_total - sdu_length_total - 3,
(char *)&mac_sdus[sdu_length_total],
0,
0);
LOG_W(MAC, "[gNB %d][USER-PLANE DEFAULT DRB] Got %d bytes for DTCH %d \n", module_idP, sdu_lengths[num_sdus], lcid);
sdu_lcids[num_sdus] = lcid;
sdu_length_total += sdu_lengths[num_sdus];
header_length_last = 1 + 1 + (sdu_lengths[num_sdus] >= 128);
header_length_total += header_length_last;
num_sdus++;
//ue_sched_ctl->uplane_inactivity_timer = 0;
}
else {
LOG_D(MAC,"Configuring DL_TX in %d.%d\n", frameP, slotP);
// fill dlsch_buffer with random data
for (i = 0; i < TBS_bytes; i++){
//mac_sdus[i] = (unsigned char) (lrand48()&0xff);
mac_sdus[i] = (unsigned char) (0x01);//for testing
//((uint8_t *)gNB_mac->UE_list.DLSCH_pdu[0][0].payload[0])[i] = (unsigned char) (lrand48()&0xff);
}
//Sending SDUs with size 1
//Initialize elements of sdu_lcids and sdu_lengths
sdu_lcids[0] = 0x3f; // DRB
sdu_lengths[0] = TBS_bytes - ta_len - 3;
header_length_total += 2 + (sdu_lengths[0] >= 128);
sdu_length_total += sdu_lengths[0];
num_sdus +=1;
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
if (frameP%100 == 0){
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, TBS size: %d \n", frameP, slotP, TBS_bytes);
for(int i = 0; i < 10; i++) {
LOG_I(MAC, "%x. ", ((uint8_t *)gNB_mac->UE_list.DLSCH_pdu[CC_id][0][0].payload[0])[i]);
}
}
#endif
}
// there is at least one SDU or TA command
// if (num_sdus > 0 ){
if (ta_len + sdu_length_total + header_length_total > 0) {
// Check if there is data from RLC or CE
if (TBS_bytes >= 2 + header_length_total + sdu_length_total + ta_len) {
// we have to consider padding
// padding param currently not in use
//padding = TBS_bytes - header_length_total - sdu_length_total - ta_len - 1;
post_padding = 1;
} else {
//padding = 0;
post_padding = 0;
}
offset = nr_generate_dlsch_pdu(module_idP,
(unsigned char *) mac_sdus,
(unsigned char *) gNB_mac->UE_list.DLSCH_pdu[0][0].payload[0],
num_sdus, //num_sdus
sdu_lengths,
sdu_lcids,
255, // no drx
NULL, // contention res id
post_padding);
// Padding: fill remainder of DLSCH with 0
if (post_padding > 0){
for (int j = 0; j < (TBS_bytes - offset); j++)
gNB_mac->UE_list.DLSCH_pdu[0][0].payload[0][offset + j] = 0; // mac_pdu[offset + j] = 0;
}
configure_fapi_dl_Tx(module_idP, frameP, slotP, dl_tti_req, tx_req, TBS_bytes, gNB_mac->pdu_index[CC_id]);
if(IS_SOFTMODEM_NOS1){
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, TBS size: %d \n \n", frameP, slotP, TBS_bytes);
for(int i = 0; i < 10; i++) { // TBS_bytes dlsch_pdu_rel15->transport_block_size/8 6784/8
LOG_I(MAC, "%x. ", mac_payload[i]);
}
#endif
} else {
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
if (frameP%100 == 0){
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, TBS size: %d \n", frameP, slotP, TBS_bytes);
for(int i = 0; i < 10; i++) {
LOG_I(MAC, "byte %d : %x\n", i,((uint8_t *)gNB_mac->UE_list.DLSCH_pdu[0][0].payload[0])[i]); //LOG_I(MAC, "%x. ", mac_payload[i]);
}
}
#endif
}
}
else { // There is no data from RLC or MAC header, so don't schedule
}
}
int8_t select_ul_harq_pid(NR_UE_sched_ctrl_t *sched_ctrl) {
uint8_t hrq_id;
@@ -797,12 +455,26 @@ int8_t select_ul_harq_pid(NR_UE_sched_ctrl_t *sched_ctrl) {
return -1;
}
long get_K2(NR_BWP_Uplink_t *ubwp, int time_domain_assignment, int mu) {
DevAssert(ubwp);
const NR_PUSCH_TimeDomainResourceAllocation_t *tda_list = ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[time_domain_assignment];
if (tda_list->k2)
return *tda_list->k2;
else if (mu < 2)
return 1;
else if (mu == 2)
return 2;
else
return 3;
}
void schedule_fapi_ul_pdu(int Mod_idP,
frame_t frameP,
sub_frame_t slotP,
int num_slots_per_tdd,
int ul_slots,
int time_domain_assignment) {
int time_domain_assignment,
uint64_t ulsch_in_slot_bitmap) {
gNB_MAC_INST *nr_mac = RC.nrmac[Mod_idP];
NR_COMMON_channels_t *cc = nr_mac->common_channels;
@@ -811,10 +483,10 @@ void schedule_fapi_ul_pdu(int Mod_idP,
int bwp_id=1;
int mu = scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing;
int UE_id = 0;
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
AssertFatal(UE_list->active[UE_id] >=0,"Cannot find UE_id %d is not active\n",UE_id);
NR_UE_info_t *UE_info = &RC.nrmac[Mod_idP]->UE_info;
AssertFatal(UE_info->active[UE_id],"Cannot find UE_id %d is not active\n",UE_id);
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
NR_CellGroupConfig_t *secondaryCellGroup = UE_info->secondaryCellGroup[UE_id];
AssertFatal(secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n",
secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
@@ -826,18 +498,15 @@ void schedule_fapi_ul_pdu(int Mod_idP,
AssertFatal(time_domain_assignment<ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.count,
"time_domain_assignment %d>=%d\n",time_domain_assignment,ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.count);
int K2;
if (ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[time_domain_assignment]->k2 != NULL)
K2 = *ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[time_domain_assignment]->k2;
else {
if (mu<2) K2=1;
else if(mu==2) K2=2;
else K2=3;
}
int K2 = get_K2(ubwp, time_domain_assignment,mu);
/* check if slot is UL, and for phy test verify that it is in first TDD
* period, slot 8 (for K2=2, this is at slot 6 in the gNB; because of UE
* limitations). Note that if K2 or the TDD configuration is changed, below
* conditions might exclude each other and never be true */
const int slot_idx = (slotP + K2) % num_slots_per_tdd;
if (is_xlsch_in_slot(ulsch_in_slot_bitmap, slot_idx)
&& (!get_softmodem_params()->phy_test || slot_idx == 8)) {
if (is_xlsch_in_slot(UE_list->UE_sched_ctrl[UE_id].ulsch_in_slot_bitmap,(slotP+K2)%num_slots_per_tdd)) {
//nfapi_nr_ul_tti_request_t *UL_tti_req = &RC.nrmac[Mod_idP]->UL_tti_req[0];
nfapi_nr_ul_dci_request_t *UL_dci_req = &RC.nrmac[Mod_idP]->UL_dci_req[0];
UL_dci_req->SFN = frameP;
UL_dci_req->Slot = slotP;
@@ -847,10 +516,10 @@ void schedule_fapi_ul_pdu(int Mod_idP,
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
"searchPsacesToAddModList is empty\n");
uint16_t rnti = UE_list->rnti[UE_id];
uint16_t rnti = UE_info->rnti[UE_id];
int first_ul_slot = num_slots_per_tdd - ul_slots;
NR_sched_pusch *pusch_sched = &UE_list->UE_sched_ctrl[UE_id].sched_pusch[slotP+K2-first_ul_slot];
NR_sched_pusch *pusch_sched = &UE_info->UE_sched_ctrl[UE_id].sched_pusch[slotP+K2-first_ul_slot];
pusch_sched->frame = frameP;
pusch_sched->slot = slotP + K2;
pusch_sched->active = true;
@@ -860,6 +529,36 @@ void schedule_fapi_ul_pdu(int Mod_idP,
LOG_D(MAC, "Scheduling UE specific PUSCH\n");
//UL_tti_req = &nr_mac->UL_tti_req[CC_id];
int dci_formats[2];
int rnti_types[2];
NR_SearchSpace_t *ss;
int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList!=NULL,"searchPsacesToAddModList is null\n");
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
"searchPsacesToAddModList is empty\n");
int found=0;
for (int i=0;i<bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count;i++) {
ss=bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.array[i];
AssertFatal(ss->controlResourceSetId != NULL,"ss->controlResourceSetId is null\n");
AssertFatal(ss->searchSpaceType != NULL,"ss->searchSpaceType is null\n");
if (ss->searchSpaceType->present == target_ss) {
found=1;
break;
}
}
AssertFatal(found==1,"Couldn't find an adequate searchspace\n");
if (ss->searchSpaceType->choice.ue_Specific->dci_Formats)
dci_formats[0] = NR_UL_DCI_FORMAT_0_1;
else
dci_formats[0] = NR_UL_DCI_FORMAT_0_0;
rnti_types[0] = NR_RNTI_C;
//Resource Allocation in time domain
int startSymbolAndLength=0;
int StartSymbolIndex,NrOfSymbols,mapping_type;
@@ -879,12 +578,7 @@ void schedule_fapi_ul_pdu(int Mod_idP,
pusch_pdu->bwp_start = NRRIV2PRBOFFSET(ubwp->bwp_Common->genericParameters.locationAndBandwidth,275);
pusch_pdu->subcarrier_spacing = ubwp->bwp_Common->genericParameters.subcarrierSpacing;
pusch_pdu->cyclic_prefix = 0;
//pusch information always include
//this informantion seems to be redundant. with hthe mcs_index and the modulation table, the mod_order and target_code_rate can be determined.
pusch_pdu->mcs_index = 9;
pusch_pdu->mcs_table = 0; //0: notqam256 [TS38.214, table 5.1.3.1-1] - corresponds to nr_target_code_rate_table1 in PHY
pusch_pdu->target_code_rate = nr_get_code_rate_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table) ;
pusch_pdu->qam_mod_order = nr_get_Qm_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table) ;
if (pusch_Config->transformPrecoder == NULL) {
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder == NULL)
pusch_pdu->transform_precoding = 1;
@@ -898,6 +592,23 @@ void schedule_fapi_ul_pdu(int Mod_idP,
else
pusch_pdu->data_scrambling_id = *scc->physCellId;
pusch_pdu->mcs_index = 9;
if (pusch_pdu->transform_precoding)
pusch_pdu->mcs_table = get_pusch_mcs_table(pusch_Config->mcs_Table, 0,
dci_formats[0], rnti_types[0], target_ss, false);
else
pusch_pdu->mcs_table = get_pusch_mcs_table(pusch_Config->mcs_TableTransformPrecoder, 1,
dci_formats[0], rnti_types[0], target_ss, false);
pusch_pdu->target_code_rate = nr_get_code_rate_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table);
pusch_pdu->qam_mod_order = nr_get_Qm_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table);
if (pusch_Config->tp_pi2BPSK!=NULL) {
if(((pusch_pdu->mcs_table==3)&&(pusch_pdu->mcs_index<2)) ||
((pusch_pdu->mcs_table==4)&&(pusch_pdu->mcs_index<6))) {
pusch_pdu->target_code_rate = pusch_pdu->target_code_rate>>1;
pusch_pdu->qam_mod_order = pusch_pdu->qam_mod_order<<1;
}
}
pusch_pdu->nrOfLayers = 1;
//Pusch Allocation in frequency domain [TS38.214, sec 6.1.2.2]
@@ -905,9 +616,9 @@ void schedule_fapi_ul_pdu(int Mod_idP,
pusch_pdu->resource_alloc = 1; //type 1
pusch_pdu->rb_start = 0;
if (get_softmodem_params()->phy_test==1)
pusch_pdu->rb_size = 50;
pusch_pdu->rb_size = min(pusch_pdu->bwp_size,50);
else
pusch_pdu->rb_size = 5;
pusch_pdu->rb_size = pusch_pdu->bwp_size;
}
else
AssertFatal(1==0,"Only frequency resource allocation type 1 is currently supported\n");
@@ -1000,9 +711,9 @@ void schedule_fapi_ul_pdu(int Mod_idP,
//Pusch Allocation in frequency domain [TS38.214, sec 6.1.2.2]
//Optional Data only included if indicated in pduBitmap
int8_t harq_id = select_ul_harq_pid(&UE_list->UE_sched_ctrl[UE_id]);
int8_t harq_id = select_ul_harq_pid(&UE_info->UE_sched_ctrl[UE_id]);
if (harq_id < 0) return;
NR_UE_ul_harq_t *cur_harq = &UE_list->UE_sched_ctrl[UE_id].ul_harq_processes[harq_id];
NR_UE_ul_harq_t *cur_harq = &UE_info->UE_sched_ctrl[UE_id].ul_harq_processes[harq_id];
pusch_pdu->pusch_data.harq_process_id = harq_id;
pusch_pdu->pusch_data.new_data_indicator = cur_harq->ndi;
pusch_pdu->pusch_data.rv_index = nr_rv_round_map[cur_harq->round];
@@ -1032,8 +743,8 @@ void schedule_fapi_ul_pdu(int Mod_idP,
0,
pusch_pdu->nrOfLayers)>>3;
UE_list->mac_stats[UE_id].ulsch_rounds[cur_harq->round]++;
if (cur_harq->round == 0) UE_list->mac_stats[UE_id].ulsch_total_bytes_scheduled+=pusch_pdu->pusch_data.tb_size;
UE_info->mac_stats[UE_id].ulsch_rounds[cur_harq->round]++;
if (cur_harq->round == 0) UE_info->mac_stats[UE_id].ulsch_total_bytes_scheduled+=pusch_pdu->pusch_data.tb_size;
pusch_pdu->pusch_data.num_cb = 0; //CBG not supported
//pusch_pdu->pusch_data.cb_present_and_position;
@@ -1051,53 +762,41 @@ void schedule_fapi_ul_pdu(int Mod_idP,
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = &ul_dci_request_pdu->pdcch_pdu.pdcch_pdu_rel15;
UL_dci_req->numPdus+=1;
int dci_formats[2];
int rnti_types[2];
NR_SearchSpace_t *ss;
int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList!=NULL,"searchPsacesToAddModList is null\n");
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
"searchPsacesToAddModList is empty\n");
int found=0;
for (int i=0;i<bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count;i++) {
ss=bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.array[i];
AssertFatal(ss->controlResourceSetId != NULL,"ss->controlResourceSetId is null\n");
AssertFatal(ss->searchSpaceType != NULL,"ss->searchSpaceType is null\n");
if (ss->searchSpaceType->present == target_ss) {
found=1;
break;
}
}
AssertFatal(found==1,"Couldn't find an adequate searchspace\n");
if (ss->searchSpaceType->choice.ue_Specific->dci_Formats)
dci_formats[0] = NR_UL_DCI_FORMAT_0_1;
else
dci_formats[0] = NR_UL_DCI_FORMAT_0_0;
rnti_types[0] = NR_RNTI_C;
LOG_D(MAC,"Configuring ULDCI/PDCCH in %d.%d\n", frameP,slotP);
int ret = nr_configure_pdcch(nr_mac,
pdcch_pdu_rel15,
UE_list->rnti[UE_id],
1, // ue-specific,
ss,
scc,
bwp);
if (ret < 0) {
LOG_I(MAC,"CCE list not empty, couldn't schedule PUSCH\n");
uint8_t nr_of_candidates, aggregation_level;
find_aggregation_candidates(&aggregation_level, &nr_of_candidates, ss);
NR_ControlResourceSet_t *coreset = get_coreset(bwp, ss, 1 /* dedicated */);
const int cid = coreset->controlResourceSetId;
const uint16_t Y = UE_info->Y[UE_id][cid][nr_mac->current_slot];
const int m = UE_info->num_pdcch_cand[UE_id][cid];
int CCEIndex = allocate_nr_CCEs(nr_mac,
bwp,
coreset,
aggregation_level,
Y,
m,
nr_of_candidates);
if (CCEIndex < 0) {
LOG_E(MAC, "%s(): CCE list not empty, couldn't schedule PUSCH\n", __func__);
pusch_sched->active = false;
return;
}
else {
UE_info->num_pdcch_cand[UE_id][cid]++;
nr_configure_pdcch(nr_mac,
pdcch_pdu_rel15,
UE_info->rnti[UE_id],
ss,
coreset,
scc,
bwp,
aggregation_level,
CCEIndex);
dci_pdu_rel15_t *dci_pdu_rel15 = calloc(MAX_DCI_CORESET,sizeof(dci_pdu_rel15_t));
config_uldci(ubwp,pusch_pdu,pdcch_pdu_rel15,&dci_pdu_rel15[0],dci_formats,rnti_types,time_domain_assignment,UE_list->UE_sched_ctrl[UE_id].tpc0,n_ubwp,bwp_id);
config_uldci(ubwp,pusch_pdu,pdcch_pdu_rel15,&dci_pdu_rel15[0],dci_formats,rnti_types,time_domain_assignment,UE_info->UE_sched_ctrl[UE_id].tpc0,n_ubwp,bwp_id);
fill_dci_pdu_rel15(scc,secondaryCellGroup,pdcch_pdu_rel15,dci_pdu_rel15,dci_formats,rnti_types,pusch_pdu->bwp_size,bwp_id);
free(dci_pdu_rel15);
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+813 -173
View File
File diff suppressed because it is too large Load Diff
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+63 -25
View File
@@ -212,14 +212,10 @@ void nr_process_mac_pdu(
LOG_D(MAC, "[UE %d] Frame %d : ULSCH -> UL-DTCH %d (gNB %d, %d bytes)\n", module_idP, frameP, rx_lcid, module_idP, mac_sdu_len);
int UE_id = find_nr_UE_id(module_idP, rnti);
RC.nrmac[module_idP]->UE_list.mac_stats[UE_id].lc_bytes_rx[rx_lcid] += mac_sdu_len;
RC.nrmac[module_idP]->UE_info.mac_stats[UE_id].lc_bytes_rx[rx_lcid] += mac_sdu_len;
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_T(MAC, "[UE %d] First 32 bytes of DLSCH : \n", module_idP);
log_dump(MAC, pdu_ptr + mac_subheader_len, 32, LOG_DUMP_CHAR, "\n");
for (i = 0; i < 32; i++)
LOG_T(MAC, "%x.", (pdu_ptr + mac_subheader_len)[i]);
LOG_T(MAC, "\n");
#endif
if(IS_SOFTMODEM_NOS1){
mac_rlc_data_ind(module_idP,
@@ -249,6 +245,7 @@ void nr_process_mac_pdu(
}
break;
default:
@@ -313,19 +310,25 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
const uint16_t rssi){
int current_rnti = 0, UE_id = -1, harq_pid = 0;
gNB_MAC_INST *gNB_mac = NULL;
NR_UE_list_t *UE_list = NULL;
NR_UE_info_t *UE_info = NULL;
NR_UE_sched_ctrl_t *UE_scheduling_control = NULL;
current_rnti = rntiP;
UE_id = find_nr_UE_id(gnb_mod_idP, current_rnti);
gNB_mac = RC.nrmac[gnb_mod_idP];
UE_list = &gNB_mac->UE_list;
UE_info = &gNB_mac->UE_info;
int target_snrx10 = gNB_mac->pusch_target_snrx10;
if (UE_id != -1) {
UE_scheduling_control = &(UE_list->UE_sched_ctrl[UE_id]);
if (sduP != NULL) {
T(T_GNB_MAC_UL_PDU_WITH_DATA, T_INT(gnb_mod_idP), T_INT(CC_idP),
T_INT(rntiP), T_INT(frameP), T_INT(slotP), T_INT(-1) /* harq_pid */,
T_BUFFER(sduP, sdu_lenP));
}
UE_list->mac_stats[UE_id].ulsch_total_bytes_rx += sdu_lenP;
if (UE_id != -1) {
UE_scheduling_control = &(UE_info->UE_sched_ctrl[UE_id]);
UE_info->mac_stats[UE_id].ulsch_total_bytes_rx += sdu_lenP;
LOG_D(MAC, "[gNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu from PHY (rnti %x, UE_id %d) ul_cqi %d\n",
gnb_mod_idP,
harq_pid,
@@ -339,7 +342,8 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
// if not missed detection (10dB threshold for now)
if (UE_scheduling_control->ul_rssi < (100+rssi)) {
UE_scheduling_control->tpc0 = nr_get_tpc(target_snrx10,ul_cqi,30);
UE_scheduling_control->ta_update = timing_advance;
if (timing_advance != 0xffff)
UE_scheduling_control->ta_update = timing_advance;
UE_scheduling_control->ul_rssi = rssi;
LOG_D(MAC, "[UE %d] PUSCH TPC %d and TA %d\n",UE_id,UE_scheduling_control->tpc0,UE_scheduling_control->ta_update);
}
@@ -364,21 +368,55 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
else {
}
}
else {
// random access pusch with TC-RNTI
if (sduP != NULL) { // if the CRC passed
for (int i = 0; i < MAX_MOBILES_PER_GNB; i++) {
if (UE_list->active[i] == TRUE) {
if (UE_list->tc_rnti[i] == current_rnti) {
// for now the only thing we are doing is set the UE as 5G connected
UE_list->fiveG_connected[i] = true;
LOG_I(MAC, "[gNB %d][RAPROC] PUSCH with TC_RNTI %x received correctly and UE_id %d is now 5G connected\n",
gnb_mod_idP, current_rnti, i);
}
}
} else {
if (!sduP) // check that CRC passed
return;
/* we don't know this UE (yet). Check whether there is a ongoing RA (Msg 3)
* and check the corresponding UE's RNTI match, in which case we activate
* it. */
for (int i = 0; i < NR_NB_RA_PROC_MAX; ++i) {
NR_RA_t *ra = &gNB_mac->common_channels[CC_idP].ra[i];
if (ra->state != WAIT_Msg3)
continue;
// random access pusch with TC-RNTI
if (ra->rnti != current_rnti) {
LOG_W(MAC,
"expected TC-RNTI %04x to match current RNTI %04x\n",
ra->rnti,
current_rnti);
continue;
}
const int UE_id = add_new_nr_ue(gnb_mod_idP, ra->rnti);
UE_info->secondaryCellGroup[UE_id] = ra->secondaryCellGroup;
compute_csi_bitlen(ra->secondaryCellGroup, UE_info, UE_id);
UE_info->UE_beam_index[UE_id] = ra->beam_id;
struct NR_ServingCellConfig__downlinkBWP_ToAddModList *bwpList = ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList;
AssertFatal(bwpList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n",
bwpList->list.count);
const int bwp_id = 1;
UE_info->UE_sched_ctrl[UE_id].active_bwp = bwpList->list.array[bwp_id - 1];
LOG_I(MAC,
"[gNB %d][RAPROC] PUSCH with TC_RNTI %x received correctly, "
"adding UE MAC Context UE_id %d/RNTI %04x\n",
gnb_mod_idP,
current_rnti,
UE_id,
ra->rnti);
// re-initialize ta update variables afrer RA procedure completion
UE_info->UE_sched_ctrl[UE_id].ta_frame = frameP;
free(ra->preambles.preamble_list);
ra->state = RA_IDLE;
LOG_I(MAC,
"reset RA state information for RA-RNTI %04x/index %d\n",
ra->rnti,
i);
return;
}
}
}
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+113 -49
View File
@@ -36,8 +36,6 @@
#include "LAYER2/NR_MAC_gNB/nr_mac_gNB.h"
#include "NR_TAG-Id.h"
#define MAX_ACK_BITS 2 //only format 0 is available for now
void set_cset_offset(uint16_t);
void mac_top_init_gNB(void);
@@ -67,6 +65,7 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
frame_t frame_rxP, sub_frame_t slot_rxP);
int nr_generate_dlsch_pdu(module_id_t Mod_idP,
NR_UE_sched_ctrl_t *ue_sched_ctl,
unsigned char *sdus_payload,
unsigned char *mac_pdu,
unsigned char num_sdus,
@@ -76,9 +75,18 @@ int nr_generate_dlsch_pdu(module_id_t Mod_idP,
unsigned char *ue_cont_res_id,
unsigned short post_padding);
void nr_schedule_ue_spec(module_id_t module_idP, frame_t frameP, sub_frame_t slotP);
void nr_schedule_ue_spec(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd);
void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);
/* \brief default preprocessor */
void nr_simple_dlsch_preprocessor(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd);
void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP, uint8_t slots_per_frame);
/////// Random Access MAC-PHY interface functions and primitives ///////
@@ -122,16 +130,37 @@ uint16_t nr_mac_compute_RIV(uint16_t N_RB_DL, uint16_t RBstart, uint16_t Lcrbs);
/////// Phy test scheduler ///////
/* \brief preprocessor for phytest: schedules UE_id 0 with fixed MCS on all
* freq resources */
void nr_preprocessor_phytest(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd);
void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t subframeP);
int configure_fapi_dl_pdu(int Mod_id,
nfapi_nr_dl_tti_request_t *dl_tti_req,
NR_sched_pucch *pucch_sched,
uint8_t *mcsIndex,
uint16_t *rbSize,
uint16_t *rbStart);
void nr_fill_nfapi_dl_pdu(int Mod_id,
nfapi_nr_dl_tti_request_body_t *dl_req,
rnti_t rnti,
NR_CellGroupConfig_t *secondaryCellGroup,
NR_UE_sched_ctrl_t *sched_ctrl,
NR_sched_pucch *pucch_sched,
nfapi_nr_dmrs_type_e dmrsConfigType,
uint16_t R,
uint8_t Qm,
uint32_t tbs,
int StartSymbolIndex,
int NrOfSymbols,
int harq_pid,
int ndi,
int round);
void nr_rx_acknack(nfapi_nr_uci_pusch_pdu_t *uci_pusch,
nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_01,
nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_234,
NR_UL_IND_t *UL_info, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats);
void config_uldci(NR_BWP_Uplink_t *ubwp,
nfapi_nr_pusch_pdu_t *pusch_pdu,
@@ -141,20 +170,6 @@ void config_uldci(NR_BWP_Uplink_t *ubwp,
int time_domain_assignment, uint8_t tpc,
int n_ubwp, int bwp_id);
void configure_fapi_dl_Tx(module_id_t Mod_idP,
frame_t frameP,
sub_frame_t slotP,
nfapi_nr_dl_tti_request_t *dl_tti_req,
nfapi_nr_pdu_t *tx_req,
int tbs_bytes,
int16_t pdu_index);
void nr_schedule_uss_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP,
NR_sched_pucch *pucch_sched,
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_config);
void nr_schedule_pusch(int Mod_idP,
int UE_id,
int num_slots_per_tdd,
@@ -168,12 +183,23 @@ void nr_schedule_pucch(int Mod_idP,
frame_t frameP,
sub_frame_t slotP);
void nr_update_pucch_scheduling(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int *pucch_id);
void nr_csi_meas_reporting(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int ul_slots,
int n_slots_frame);
void nr_acknack_scheduling(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int *pucch_id,
int *pucch_occ);
int get_pucch_resource(NR_UE_info_t *UE_info,int UE_id,int k,int l);
void get_pdsch_to_harq_feedback(int Mod_idP,
int UE_id,
@@ -202,22 +228,25 @@ int nr_is_dci_opportunity(nfapi_nr_search_space_t search_space,
void nr_configure_pucch(nfapi_nr_pucch_pdu_t* pucch_pdu,
NR_ServingCellConfigCommon_t *scc,
NR_BWP_Uplink_t *bwp,
uint16_t rnti,
uint8_t pucch_resource,
uint16_t O_uci,
uint16_t O_csi,
uint16_t O_ack,
uint8_t SR_flag);
uint8_t O_sr);
void find_search_space(int ss_type,
NR_BWP_Downlink_t *bwp,
NR_SearchSpace_t *ss);
int nr_configure_pdcch(gNB_MAC_INST *nr_mac,
nfapi_nr_dl_tti_pdcch_pdu_rel15_t* pdcch_pdu,
uint16_t rnti,
int ss_type,
NR_SearchSpace_t *ss,
NR_ServingCellConfigCommon_t *scc,
NR_BWP_Downlink_t *bwp);
void nr_configure_pdcch(gNB_MAC_INST *nr_mac,
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu,
uint16_t rnti,
NR_SearchSpace_t *ss,
NR_ControlResourceSet_t *coreset,
NR_ServingCellConfigCommon_t *scc,
NR_BWP_Downlink_t *bwp,
uint8_t aggregation_level,
int CCEIndex);
void fill_dci_pdu_rel15(NR_ServingCellConfigCommon_t *scc,
NR_CellGroupConfig_t *secondaryCellGroup,
@@ -233,6 +262,16 @@ void prepare_dci(NR_CellGroupConfig_t *secondaryCellGroup,
nr_dci_format_t format,
int bwp_id);
/* find coreset within the search space */
NR_ControlResourceSet_t *get_coreset(NR_BWP_Downlink_t *bwp,
NR_SearchSpace_t *ss,
int ss_type);
/* find a search space within a BWP */
NR_SearchSpace_t *get_searchspace(
NR_BWP_Downlink_t *bwp,
NR_SearchSpace__searchSpaceType_PR target_ss);
void find_aggregation_candidates(uint8_t *aggregation_level,
uint8_t *nr_of_candidates,
NR_SearchSpace_t *ss);
@@ -259,20 +298,35 @@ int NRRIV2BW(int locationAndBandwidth,int N_RB);
int NRRIV2PRBOFFSET(int locationAndBandwidth,int N_RB);
void dump_nr_ue_list(NR_UE_list_t *listP, int ul_flag);
void dump_nr_ue_list(NR_UE_list_t *listP);
void add_nr_ue_list(NR_UE_list_t *listP, int UE_id);
int find_nr_UE_id(module_id_t mod_idP, rnti_t rntiP);
int find_nr_RA_id(module_id_t mod_idP, int CC_idP, rnti_t rntiP);
int add_new_nr_ue(module_id_t mod_idP, rnti_t rntiP);
void mac_remove_nr_ue(module_id_t mod_id, rnti_t rnti);
int allocate_nr_CCEs(gNB_MAC_INST *nr_mac,
int bwp_id,
int coreset_id,
NR_BWP_Downlink_t *bwp,
NR_ControlResourceSet_t *coreset,
int aggregation,
int search_space, // 0 common, 1 ue-specific
int UE_id,
int m
);
uint16_t Y,
int m,
int nr_of_candidates);
uint16_t compute_pucch_prb_size(uint8_t format,
uint8_t nr_prbs,
uint16_t O_tot,
uint16_t O_csi,
NR_PUCCH_MaxCodeRate_t *maxCodeRate,
uint8_t Qm,
uint8_t n_symb,
uint8_t n_re_ctrl);
void compute_csi_bitlen (NR_CellGroupConfig_t *secondaryCellGroup, NR_UE_info_t *UE_info, int UE_id);
int get_dlscs(nfapi_nr_config_request_t *cfg);
@@ -280,8 +334,6 @@ int get_ulscs(nfapi_nr_config_request_t *cfg);
int get_symbolsperslot(nfapi_nr_config_request_t *cfg);
int32_t get_nr_uldl_offset(int nr_bandP);
void config_nr_mib(int Mod_idP,
int CC_idP,
int p_gNBP,
@@ -305,7 +357,8 @@ void schedule_fapi_ul_pdu(int Mod_idP,
sub_frame_t slotP,
int num_slots_per_tdd,
int ul_slots,
int time_domain_assignment);
int time_domain_assignment,
uint64_t ulsch_in_slot_bitmap);
void nr_process_mac_pdu(
module_id_t module_idP,
@@ -319,6 +372,8 @@ int binomial(int n, int k);
bool is_xlsch_in_slot(uint64_t bitmap, sub_frame_t slot);
void fill_ssb_vrb_map (NR_COMMON_channels_t *cc, int rbStart, int CC_id);
/* \brief Function to indicate a received SDU on ULSCH.
@param Mod_id Instance ID of gNB
@@ -342,5 +397,14 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
void handle_nr_ul_harq(uint16_t slot, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats, nfapi_nr_crc_t crc_pdu);
int16_t ssb_index_from_prach(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP,
uint16_t preamble_index,
uint8_t freq_index,
uint8_t symbol);
void find_SSB_and_RO_available(module_id_t module_idP);
void handle_nr_uci(NR_UL_IND_t *UL_info, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats, int target_snrx10);
#endif /*__LAYER2_NR_MAC_PROTO_H__*/
openair2/LAYER2/NR_MAC_gNB/main.c
+18 -21
View File
@@ -50,7 +50,7 @@ void mac_top_init_gNB(void)
{
module_id_t i;
int list_el;
NR_UE_list_t *UE_list;
NR_UE_info_t *UE_info;
gNB_MAC_INST *nrmac;
LOG_I(MAC, "[MAIN] Init function start:nb_nr_macrlc_inst=%d\n",RC.nb_nr_macrlc_inst);
@@ -82,6 +82,11 @@ void mac_top_init_gNB(void)
RC.nrmac[i]->ul_handle = 0;
if (get_softmodem_params()->phy_test)
RC.nrmac[i]->pre_processor_dl = nr_preprocessor_phytest;
else
RC.nrmac[i]->pre_processor_dl = nr_simple_dlsch_preprocessor;
}//END for (i = 0; i < RC.nb_nr_macrlc_inst; i++)
AssertFatal(rlc_module_init(1) == 0,"Could not initialize RLC layer\n");
@@ -104,29 +109,21 @@ void mac_top_init_gNB(void)
nrmac = RC.nrmac[i];
nrmac->if_inst = NR_IF_Module_init(i);
UE_list = &nrmac->UE_list;
UE_list->num_UEs = 0;
UE_list->head = -1;
UE_list->head_ul = -1;
UE_list->avail = 0;
for (list_el = 0; list_el < MAX_MOBILES_PER_GNB - 1; list_el++) {
UE_list->next[list_el] = list_el + 1;
UE_list->next_ul[list_el] = list_el + 1;
UE_list->active[list_el] = FALSE;
UE_info = &nrmac->UE_info;
UE_info->num_UEs = 0;
UE_info->list.head = -1;
for (list_el = 0; list_el < MAX_MOBILES_PER_GNB; list_el++) {
UE_info->list.next[list_el] = -1;
UE_info->active[list_el] = false;
for (int list_harq = 0; list_harq < NR_MAX_NB_HARQ_PROCESSES; list_harq++) {
UE_list->UE_sched_ctrl[list_el].harq_processes[list_harq].round = 0;
UE_list->UE_sched_ctrl[list_el].harq_processes[list_harq].ndi = 0;
UE_list->UE_sched_ctrl[list_el].harq_processes[list_harq].is_waiting = 0;
UE_list->UE_sched_ctrl[list_el].ul_harq_processes[list_harq].round = 0;
UE_list->UE_sched_ctrl[list_el].ul_harq_processes[list_harq].ndi = 0;
UE_list->UE_sched_ctrl[list_el].ul_harq_processes[list_harq].state = 0;
UE_info->UE_sched_ctrl[list_el].harq_processes[list_harq].round = 0;
UE_info->UE_sched_ctrl[list_el].harq_processes[list_harq].ndi = 0;
UE_info->UE_sched_ctrl[list_el].harq_processes[list_harq].is_waiting = 0;
UE_info->UE_sched_ctrl[list_el].ul_harq_processes[list_harq].round = 0;
UE_info->UE_sched_ctrl[list_el].ul_harq_processes[list_harq].ndi = 0;
UE_info->UE_sched_ctrl[list_el].ul_harq_processes[list_harq].state = 0;
}
}
UE_list->next[list_el] = -1;
UE_list->next_ul[list_el] = -1;
UE_list->active[list_el] = FALSE;
}
srand48(0);
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+133 -25
View File
@@ -68,12 +68,16 @@
#include "LAYER2/NR_MAC_COMMON/nr_mac_common.h"
#include "NR_TAG.h"
#include <openair3/UICC/usim_interface.h>
/* Defs */
#define MAX_NUM_BWP 2
#define MAX_NUM_CORESET 2
#define MAX_NUM_CCE 90
/*!\brief Maximum number of random access process */
#define NR_NB_RA_PROC_MAX 4
#define MAX_NUM_OF_SSB 64
typedef enum {
RA_IDLE = 0,
@@ -83,6 +87,11 @@ typedef enum {
WAIT_Msg4_ACK = 4
} RA_gNB_state_t;
typedef struct NR_preamble_ue {
uint8_t num_preambles;
uint8_t *preamble_list;
} NR_preamble_ue_t;
/*! \brief gNB template for the Random access information */
typedef struct {
/// Flag to indicate this process is active
@@ -141,6 +150,16 @@ typedef struct {
int msg4_mcs;
/// RA search space
NR_SearchSpace_t *ra_ss;
// Beam index
uint8_t beam_id;
/// secondaryCellGroup for UE in NSA that is to come
NR_CellGroupConfig_t *secondaryCellGroup;
/// Preambles for contention-free access
NR_preamble_ue_t preambles;
/// NSA: the UEs C-RNTI to use
rnti_t crnti;
/// CFRA flag
bool cfra;
} NR_RA_t;
/*! \brief gNB common channels */
@@ -172,11 +191,21 @@ typedef struct {
/// Template for RA computations
NR_RA_t ra[NR_NB_RA_PROC_MAX];
/// VRB map for common channels
uint8_t vrb_map[100];
uint16_t vrb_map[275];
/// VRB map for common channels and retransmissions by PHICH
uint8_t vrb_map_UL[100];
uint16_t vrb_map_UL[275];
/// number of subframe allocation pattern available for MBSFN sync area
uint8_t num_sf_allocation_pattern;
///Number of active SSBs
uint8_t num_active_ssb;
//Total available prach occasions per configuration period
uint32_t total_prach_occasions_per_config_period;
//Total available prach occasions
uint32_t total_prach_occasions;
//Max Association period
uint8_t max_association_period;
//SSB index
uint8_t ssb_index[MAX_NUM_OF_SSB];
} NR_COMMON_channels_t;
@@ -248,10 +277,12 @@ typedef struct UE_info {
typedef struct NR_sched_pucch {
int frame;
int ul_slot;
bool sr_flag;
int csi_bits;
bool simultaneous_harqcsi;
uint8_t dai_c;
uint8_t timing_indicator;
uint8_t resource_indicator;
bool active;
} NR_sched_pucch;
typedef struct NR_sched_pusch {
@@ -268,6 +299,14 @@ typedef struct NR_UE_harq {
uint16_t feedback_slot;
} NR_UE_harq_t;
typedef struct NR_UE_old_sched {
uint16_t rbSize;
int time_domain_allocation;
uint8_t mcsTableIdx;
uint8_t mcs;
uint8_t numDmrsCdmGrpsNoData;
} NR_UE_ret_info_t;
typedef enum {
INACTIVE = 0,
ACTIVE_NOT_SCHED,
@@ -281,14 +320,64 @@ typedef struct NR_UE_ul_harq {
NR_UL_harq_states_t state;
} NR_UE_ul_harq_t;
typedef struct {
uint8_t nb_ssbri_cri;
uint8_t cri_ssbri_bitlen;
uint8_t rsrp_bitlen;
uint8_t diff_rsrp_bitlen;
}CRI_SSBRI_RSRP_bitlen_t;
#define MAX_CSI_RESOURCE_SET_IN_CSI_RESOURCE_CONFIG 16
typedef struct nr_csi_report {
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type;
NR_CSI_ResourceConfig__csi_RS_ResourceSetList_PR CSI_Resource_type;
uint8_t nb_of_nzp_csi_report;
uint8_t nb_of_csi_ssb_report;
CRI_SSBRI_RSRP_bitlen_t CSI_report_bitlen[MAX_CSI_RESOURCE_SET_IN_CSI_RESOURCE_CONFIG];
} nr_csi_report_t;
/*! \brief scheduling control information set through an API */
typedef struct {
uint64_t dlsch_in_slot_bitmap; // static bitmap signaling which slot in a tdd period contains dlsch
uint64_t ulsch_in_slot_bitmap; // static bitmap signaling which slot in a tdd period contains ulsch
NR_sched_pucch *sched_pucch;
/// total amount of data awaiting for this UE
uint32_t num_total_bytes;
/// per-LC status data
mac_rlc_status_resp_t rlc_status[MAX_NUM_LCID];
/// the currently active BWP in DL
NR_BWP_Downlink_t *active_bwp;
NR_sched_pucch **sched_pucch;
/// selected PUCCH index, if scheduled
int pucch_sched_idx;
int pucch_occ_idx;
NR_sched_pusch *sched_pusch;
uint16_t ta_timer;
/// CCE index and aggregation, should be coherent with cce_list
NR_SearchSpace_t *search_space;
NR_ControlResourceSet_t *coreset;
int cce_index;
uint8_t aggregation_level;
/// RB allocation within active BWP
uint16_t rbSize;
uint16_t rbStart;
// time-domain allocation for scheduled RBs
int time_domain_allocation;
/// MCS-related infos
uint8_t mcsTableIdx;
uint8_t mcs;
uint8_t numDmrsCdmGrpsNoData;
/// Retransmission-related information
NR_UE_ret_info_t retInfo[NR_MAX_NB_HARQ_PROCESSES];
uint16_t ta_frame;
int16_t ta_update;
bool ta_apply;
uint8_t tpc0;
uint8_t tpc1;
uint16_t ul_rssi;
@@ -299,13 +388,12 @@ typedef struct {
NR_UE_mac_ce_ctrl_t UE_mac_ce_ctrl;// MAC CE related information
} NR_UE_sched_ctrl_t;
typedef struct NR_preamble_ue {
uint8_t num_preambles;
uint8_t *preamble_list;
} NR_preamble_ue;
typedef struct {
boolean_t fiveG_connected;
uicc_t *uicc;
} NRUEcontext_t;
typedef struct {
int lc_bytes_tx[64];
int lc_bytes_rx[64];
int dlsch_rounds[8];
@@ -317,25 +405,44 @@ typedef struct {
int ulsch_total_bytes_rx;
} NR_mac_stats_t;
/*! \brief UNR_E_list_t is a "list" of users within UE_info_t. Especial useful in
* the scheduler and to keep "classes" of users. */
typedef struct {
int head;
int next[MAX_MOBILES_PER_GNB];
} NR_UE_list_t;
/*! \brief UE list used by gNB to order UEs/CC for scheduling*/
#define MAX_CSI_REPORTCONFIG 48
typedef struct {
DLSCH_PDU DLSCH_pdu[4][MAX_MOBILES_PER_GNB];
/// scheduling control info
nr_csi_report_t csi_report_template[MAX_MOBILES_PER_GNB][MAX_CSI_REPORTCONFIG];
NR_UE_sched_ctrl_t UE_sched_ctrl[MAX_MOBILES_PER_GNB];
NR_mac_stats_t mac_stats[MAX_MOBILES_PER_GNB];
int next[MAX_MOBILES_PER_GNB];
int head;
int next_ul[MAX_MOBILES_PER_GNB];
int head_ul;
int avail;
NR_UE_list_t list;
int num_UEs;
boolean_t active[MAX_MOBILES_PER_GNB];
boolean_t fiveG_connected[MAX_MOBILES_PER_GNB];
bool active[MAX_MOBILES_PER_GNB];
rnti_t rnti[MAX_MOBILES_PER_GNB];
rnti_t tc_rnti[MAX_MOBILES_PER_GNB];
NR_preamble_ue preambles[MAX_MOBILES_PER_GNB];
NR_CellGroupConfig_t *secondaryCellGroup[MAX_MOBILES_PER_GNB];
} NR_UE_list_t;
/// CCE indexing
int Y[MAX_MOBILES_PER_GNB][3][160];
int m[MAX_MOBILES_PER_GNB];
int num_pdcch_cand[MAX_MOBILES_PER_GNB][MAX_NUM_CORESET];
// UE selected beam index
uint8_t UE_beam_index[MAX_MOBILES_PER_GNB];
} NR_UE_info_t;
typedef void (*nr_pp_impl_dl)(module_id_t mod_id,
frame_t frame,
sub_frame_t slot,
int num_slots_per_tdd);
/*! \brief top level eNB MAC structure */
typedef struct gNB_MAC_INST_s {
@@ -353,10 +460,6 @@ typedef struct gNB_MAC_INST_s {
int pusch_target_snrx10;
/// Pucch target SNR
int pucch_target_snrx10;
/// TA command
int ta_command;
/// MAC CE flag indicating TA length
int ta_len;
/// Common cell resources
NR_COMMON_channels_t common_channels[NFAPI_CC_MAX];
/// current PDU index (BCH,DLSCH)
@@ -373,7 +476,7 @@ typedef struct gNB_MAC_INST_s {
/// NFAPI DL PDU structure
nfapi_nr_tx_data_request_t TX_req[NFAPI_CC_MAX];
NR_UE_list_t UE_list;
NR_UE_info_t UE_info;
/// UL handle
uint32_t ul_handle;
@@ -401,6 +504,11 @@ typedef struct gNB_MAC_INST_s {
time_stats_t schedule_pch;
/// CCE lists
int cce_list[MAX_NUM_BWP][MAX_NUM_CORESET][MAX_NUM_CCE];
/// current slot
int current_slot;
/// DL preprocessor for differentiated scheduling
nr_pp_impl_dl pre_processor_dl;
} gNB_MAC_INST;
#endif /*__LAYER2_NR_MAC_GNB_H__ */
openair2/LAYER2/PDCP_v10.1.0/pdcp.c
+2 -12
View File
@@ -996,17 +996,7 @@ pdcp_data_ind(
* TODO: be sure of this
*/
if (NFAPI_MODE == NFAPI_UE_STUB_PNF ) {
#ifdef UESIM_EXPANSION
if (UE_NAS_USE_TUN) {
pdcpHead->inst = ctxt_pP->module_id;
} else {
pdcpHead->inst = 0;
}
#else
pdcpHead->inst = ctxt_pP->module_id;
#endif
} else { // nfapi_mode
if (UE_NAS_USE_TUN) {
pdcpHead->inst = ctxt_pP->module_id;
@@ -1035,7 +1025,7 @@ pdcp_data_ind(
pushNotifiedFIFO(&pdcp_sdu_list, new_sdu_p);
/* Print octets of incoming data in hexadecimal form */
LOG_D(PDCP, "Following content has been received from RLC (%d,%d)(PDCP header has already been removed):\n",
LOG_D(PDCP, "Following content has been received from RLC (%d,%d)(PDCP header has already been removed):\n",
sdu_buffer_sizeP - payload_offset + (int)sizeof(pdcp_data_ind_header_t),
sdu_buffer_sizeP - payload_offset);
//util_print_hex_octets(PDCP, &new_sdu_p->data[sizeof (pdcp_data_ind_header_t)], sdu_buffer_sizeP - payload_offset);
@@ -2286,7 +2276,7 @@ uint64_t pdcp_module_init( uint64_t pdcp_optmask ) {
nas_getparams();
if(UE_NAS_USE_TUN) {
int num_if = (NFAPI_MODE == NFAPI_UE_STUB_PNF || IS_SOFTMODEM_SIML1 )?MAX_NUMBER_NETIF:1;
int num_if = (NFAPI_MODE == NFAPI_UE_STUB_PNF || IS_SOFTMODEM_SIML1 )? MAX_MOBILES_PER_ENB : 1;
netlink_init_tun("ue",num_if);
if (IS_SOFTMODEM_NOS1)
nas_config(1, 1, 2, "ue");
openair2/LAYER2/PDCP_v10.1.0/pdcp.h
-3
View File
@@ -53,9 +53,6 @@ typedef rlc_op_status_t (*send_rlc_data_req_func_t)(const protocol_ctxt_t *cons
typedef boolean_t (*pdcp_data_ind_func_t)( const protocol_ctxt_t *, const srb_flag_t,
const MBMS_flag_t, const rb_id_t, const sdu_size_t,
mem_block_t *,const uint32_t *const, const uint32_t *const);
/* maximum number of tun interfaces that will be created to emulates UEs */
/* UEs beyond that will be multiplexed on the same tun */
#define MAX_NUMBER_NETIF 16
#define ENB_NAS_USE_TUN_W_MBMS_BIT (1<< 10)
#define PDCP_USE_NETLINK_BIT (1<< 11)
openair2/LAYER2/PDCP_v10.1.0/pdcp_fifo.c
+2 -12
View File
@@ -86,12 +86,6 @@ extern struct msghdr nas_msg_rx;
#ifdef UESIM_EXPANSION
extern uint16_t inst_pdcp_list[NUMBER_OF_UE_MAX];
#endif
# include "gtpv1u_eNB_task.h"
# include "gtpv1u_eNB_defs.h"
@@ -156,9 +150,9 @@ int pdcp_fifo_flush_sdus(const protocol_ctxt_t *const ctxt_pP) {
nas_nlh_tx->nlmsg_len = sizeToWrite;
ret = sendmsg(nas_sock_fd[0],&nas_msg_tx,0);
} // PDCP_USE_NETLINK
AssertFatal(ret >= 0,"[PDCP_FIFOS] pdcp_fifo_flush_sdus (errno: %d %s), nas_sock_fd[0]: %d\n", errno, strerror(errno), nas_sock_fd[0]);
AssertFatal(ret >= 0,"[PDCP_FIFOS] pdcp_fifo_flush_sdus (errno: %d %s), nas_sock_fd[0]: %d\n", errno, strerror(errno), nas_sock_fd[0]);
if( LOG_DEBUGFLAG(DEBUG_PDCP) )
log_dump(PDCP, pdcpData, min(sizeToWrite,30) , LOG_DUMP_CHAR,
"Printing first bytes of PDCP SDU before removing it from the list: \n");
@@ -503,11 +497,7 @@ int pdcp_fifo_read_input_sdus_fromnetlinksock (const protocol_ctxt_t *const ctx
}
} else { // ctxt.enb_flag => UE
if (NFAPI_MODE == NFAPI_UE_STUB_PNF) {
#ifdef UESIM_EXPANSION
ctxt.module_id = inst_pdcp_list[pdcp_read_header_g.inst];
#else
ctxt.module_id = pdcp_read_header_g.inst;
#endif
} else {
ctxt.module_id = 0;
}
openair2/LAYER2/RLC/rlc.h
+1 -1
View File
@@ -143,7 +143,7 @@ void (*rlc_rrc_data_conf)(
const protocol_ctxt_t *const ctxtP,
const rb_id_t rb_idP,
const mui_t muiP,
const rlc_tx_status_t statusP);
const rlc_tx_status_t statusP) __attribute__ ((aligned(32)));
typedef void (rrc_data_ind_cb_t)(
const protocol_ctxt_t *const ctxtP,
openair2/LAYER2/nr_pdcp/nr_pdcp_oai_api.c
+22 -12
View File
@@ -19,6 +19,9 @@
* contact@openairinterface.org
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include "nr_pdcp_ue_manager.h"
#include "NR_RadioBearerConfig.h"
#include "NR_RLC-BearerConfig.h"
@@ -92,6 +95,7 @@ static void *rlc_data_req_thread(void *_)
{
int i;
pthread_setname_np(pthread_self(), "RLC queue");
while (1) {
if (pthread_mutex_lock(&q.m) != 0) abort();
while (q.length == 0)
@@ -203,6 +207,7 @@ static void *enb_tun_read_thread(void *_)
protocol_ctxt_t ctxt;
int rb_id = 1;
pthread_setname_np( pthread_self(),"enb_tun_read");
while (1) {
len = read(nas_sock_fd[0], &rx_buf, NL_MAX_PAYLOAD);
@@ -247,7 +252,7 @@ static void *ue_tun_read_thread(void *_)
protocol_ctxt_t ctxt;
int rb_id = 1;
pthread_setname_np( pthread_self(),"ue_tun_read");
while (1) {
len = read(nas_sock_fd[0], &rx_buf, NL_MAX_PAYLOAD);
if (len == -1) {
@@ -368,7 +373,7 @@ uint64_t pdcp_module_init(uint64_t _pdcp_optmask)
nas_getparams();
if(UE_NAS_USE_TUN) {
int num_if = (NFAPI_MODE == NFAPI_UE_STUB_PNF || IS_SOFTMODEM_SIML1 )?MAX_NUMBER_NETIF:1;
int num_if = (NFAPI_MODE == NFAPI_UE_STUB_PNF || IS_SOFTMODEM_SIML1 )? MAX_MOBILES_PER_ENB : 1;
netlink_init_tun("ue",num_if);
//Add --nr-ip-over-lte option check for next line
if (IS_SOFTMODEM_NOS1)
@@ -431,9 +436,9 @@ static void deliver_sdu_drb(void *_ue, nr_pdcp_entity_t *entity,
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).offset = GTPU_HEADER_OVERHEAD_MAX;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).rnti = ue->rnti;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).rab_id = rb_id + 4;
printf("!!!!!!! deliver_sdu_drb (drb %d) sending message to gtp size %d: ", rb_id, size);
//for (i = 0; i < size; i++) printf(" %2.2x", (unsigned char)buf[i]);
printf("\n");
LOG_D(PDCP, "%s() (drb %d) sending message to gtp size %d\n", __func__, rb_id, size);
//for (i = 0; i < size; i++) printf(" %2.2x", (unsigned char)buf[i]);
//printf("\n");
itti_send_msg_to_task(TASK_GTPV1_U, INSTANCE_DEFAULT, message_p);
}
@@ -474,9 +479,9 @@ rb_found:
memblock = get_free_mem_block(size, __FUNCTION__);
memcpy(memblock->data, buf, size);
printf("!!!!!!! deliver_pdu_drb (srb %d) calling rlc_data_req size %d: ", rb_id, size);
//for (i = 0; i < size; i++) printf(" %2.2x", (unsigned char)memblock->data[i]);
printf("\n");
LOG_D(PDCP, "%s(): (srb %d) calling rlc_data_req size %d\n", __func__, rb_id, size);
//for (i = 0; i < size; i++) printf(" %2.2x", (unsigned char)memblock->data[i]);
//printf("\n");
enqueue_rlc_data_req(&ctxt, 0, MBMS_FLAG_NO, rb_id, sdu_id, 0, size, memblock, NULL, NULL);
}
@@ -854,7 +859,12 @@ uint64_t get_pdcp_optmask(void)
boolean_t pdcp_remove_UE(
const protocol_ctxt_t *const ctxt_pP)
{
TODO;
int rnti = ctxt_pP->rnti;
nr_pdcp_manager_lock(nr_pdcp_ue_manager);
nr_pdcp_manager_remove_ue(nr_pdcp_ue_manager, rnti);
nr_pdcp_manager_unlock(nr_pdcp_ue_manager);
return 1;
}
@@ -872,7 +882,7 @@ static boolean_t pdcp_data_req_drb(
const sdu_size_t sdu_buffer_size,
unsigned char *const sdu_buffer)
{
printf("pdcp_data_req called size %d\n", sdu_buffer_size);
LOG_D(PDCP, "%s() called, size %d\n", __func__, sdu_buffer_size);
nr_pdcp_ue_t *ue;
nr_pdcp_entity_t *rb;
int rnti = ctxt_pP->rnti;
@@ -897,9 +907,9 @@ printf("pdcp_data_req called size %d\n", sdu_buffer_size);
rb = ue->drb[rb_id - 1];
if (rb == NULL) {
LOG_E(PDCP, "%s:%d:%s: fatal: no DRB found (rnti %d, rb_id %ld)\n",
LOG_E(PDCP, "%s:%d:%s: no DRB found (rnti %d, rb_id %ld)\n",
__FILE__, __LINE__, __FUNCTION__, rnti, rb_id);
exit(1);
return 0;
}
rb->recv_sdu(rb, (char *)sdu_buffer, sdu_buffer_size, muiP);
openair2/LAYER2/nr_rlc/nr_rlc_entity_am.c
+2 -1
View File
@@ -922,6 +922,7 @@ static missing_data_t next_missing(nr_rlc_entity_am_t *entity,
*/
ret.sn_start = entity->rx_next;
ret.so_start = 0;
ret.next = cur;
goto set_end_different_sdu;
}
}
@@ -1284,7 +1285,7 @@ static int missing_size(nr_rlc_entity_am_t *entity, missing_data_t *m,
missing_data_t m_nack;
/* be careful to limit a range to 255 SNs, that is: cut if needed */
sn_count = m->sn_end - m->sn_start;
sn_count = m->sn_end - m->sn_start + 1;
if (sn_count < 0)
sn_count += entity->sn_modulus;
openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
+10 -8
View File
@@ -158,14 +158,6 @@ mac_rlc_status_resp_t mac_rlc_status_ind(
mac_rlc_status_resp_t ret;
nr_rlc_entity_t *rb;
/* TODO: handle time a bit more properly */
if (nr_rlc_current_time_last_frame != frameP ||
nr_rlc_current_time_last_subframe != subframeP) {
nr_rlc_current_time++;
nr_rlc_current_time_last_frame = frameP;
nr_rlc_current_time_last_subframe = subframeP;
}
nr_rlc_manager_lock(nr_rlc_ue_manager);
ue = nr_rlc_manager_get_ue(nr_rlc_ue_manager, rntiP);
@@ -921,3 +913,13 @@ rlc_op_status_t rrc_rlc_remove_ue (const protocol_ctxt_t* const x)
return RLC_OP_STATUS_OK;
}
void nr_rlc_tick(int frame, int subframe)
{
if (frame != nr_rlc_current_time_last_frame ||
subframe != nr_rlc_current_time_last_subframe) {
nr_rlc_current_time_last_frame = frame;
nr_rlc_current_time_last_subframe = subframe;
nr_rlc_current_time++;
}
}
openair2/LAYER2/nr_rlc/nr_rlc_ue_manager.c
+1 -1
View File
@@ -117,7 +117,7 @@ void nr_rlc_manager_remove_ue(nr_rlc_ue_manager_t *_m, int rnti)
break;
if (i == m->ue_count) {
LOG_D(RLC, "%s:%d:%s: warning: ue %d not found\n",
LOG_W(RLC, "%s:%d:%s: warning: ue %d not found\n",
__FILE__, __LINE__, __FUNCTION__,
rnti);
return;
openair2/LAYER2/nr_rlc/tests/LOG/log.h
+3 -3
View File
@@ -1,5 +1,5 @@
#ifndef _LOG_H_
#define _LOG_H_
#ifndef _NR_RLC_TESTS_LOG_H_
#define _NR_RLC_TESTS_LOG_H_
#include <stdio.h>
@@ -7,4 +7,4 @@
#define LOG_D(x, ...) printf(__VA_ARGS__)
#define LOG_W(x, ...) printf(__VA_ARGS__)
#endif /* _LOG_H_ */
#endif /* _NR_RLC_TESTS_LOG_H_ */
openair2/LAYER2/nr_rlc/tests/run_tests.sh
+1 -1
View File
@@ -1,6 +1,6 @@
#!/bin/sh
test_count=13
test_count=14
for i in `seq $test_count`
do
openair2/LAYER2/nr_rlc/tests/test14.h
+46
View File
@@ -0,0 +1,46 @@
/*
* am test (SN field size 18):
* test status reporting with missing packet
* at time 1, UE receives an SDU of 50 bytes
* at time 2, UE receives an SDU of 50 bytes
* at time 3, UE receives an SDU of 50 bytes
* at time 4, UE receives an SDU of 50 bytes
* transmission fails for first SDU, okay for the others
* then some time with transmission failing
* then at time 49, UE receives an SDU, transmission okay
* then at time 50, transmission failing again (we had a bug triggered by this)
* finally at time 55, transmission okay again to clear buffers
*/
TIME, 1,
GNB_AM, 100000, 100000, 45, 35, 0, -1, -1, 8, 18,
UE_AM, 100000, 100000, 45, 35, 0, -1, -1, 8, 18,
GNB_RECV_FAILS, 1,
GNB_PDU_SIZE, 80,
UE_PDU_SIZE, 80,
UE_SDU, 0, 50,
TIME, 2,
GNB_RECV_FAILS, 0,
UE_SDU, 1, 50,
TIME, 3,
GNB_BUFFER_STATUS,
UE_SDU, 2, 50,
TIME, 4,
GNB_BUFFER_STATUS,
UE_SDU, 3, 50,
TIME, 5,
GNB_BUFFER_STATUS,
GNB_RECV_FAILS, 1,
TIME, 6,
GNB_BUFFER_STATUS,
UE_BUFFER_STATUS,
TIME, 49,
GNB_RECV_FAILS, 0,
UE_SDU, 4, 50,
TIME, 50,
GNB_RECV_FAILS, 1,
GNB_BUFFER_STATUS,
UE_BUFFER_STATUS,
TIME, 55,
GNB_RECV_FAILS, 0,
TIME, -1
openair2/LAYER2/nr_rlc/tests/test14.txt.gz
BIN
View File
Binary file not shown.
openair2/LAYER2/rlc_v2/tests/LOG/log.h
+3 -3
View File
@@ -1,5 +1,5 @@
#ifndef _LOG_H_
#define _LOG_H_
#ifndef _RLC_V2_TESTS_LOG_H_
#define _RLC_V2_TESTS_LOG_H_
#include <stdio.h>
@@ -7,4 +7,4 @@
#define LOG_D(x, ...) printf(__VA_ARGS__)
#define LOG_W(x, ...) printf(__VA_ARGS__)
#endif /* _LOG_H_ */
#endif /* _RLC_V2_TESTS_LOG_H_ */
openair2/NETWORK_DRIVER/MESH/device.c
+1 -1
View File
@@ -324,7 +324,7 @@ static const struct net_device_ops nasmesh_netdev_ops = {
.ndo_set_mac_address = NULL,
.ndo_set_config = nas_set_config,
.ndo_do_ioctl = nas_CTL_ioctl,
#if (defined RHEL_RELEASE_CODE && RHEL_RELEASE_CODE>=1797)
#if (defined RHEL_RELEASE_CODE && RHEL_RELEASE_CODE>=1797 && LINUX_VERSION_CODE <= KERNEL_VERSION(3,11,0))
.extended.ndo_change_mtu = nas_change_mtu,
#else
.ndo_change_mtu = nas_change_mtu,
openair2/NETWORK_DRIVER/UE_IP/common.c
-12
View File
@@ -287,18 +287,6 @@ ue_ip_common_ip2wireless(
printk("[UE_IP_DRV][%s] Dest %d.%d.%d.%d\n",__FUNCTION__, dst_addr[0],dst_addr[1],dst_addr[2],dst_addr[3]);
}
// modify inst by IP address for the U-Plane of multiple UEs while L2 fapi simulator start
#ifdef UESIM_EXPANSION
if ((src_addr[3] - 2)> instP) {
pdcph.inst = src_addr[3] - 2;
printk("[UE_IP_DRV] change INST from %d to %d\n",instP, pdcph.inst);
instP = src_addr[3] - 2;
priv_p=netdev_priv(ue_ip_dev[instP]);
}
#endif
// modify inst by IP address for the U-Plane of multiple UEs while L2 fapi simulator end
//get Ipv4 address and pass to PCDP header
printk("[UE_IP_DRV] source Id: 0x%08x\n",pdcph.sourceL2Id );
printk("[UE_IP_DRV] destinationL2Id Id: 0x%08x\n",pdcph.destinationL2Id );
openair2/NR_PHY_INTERFACE/NR_IF_Module.c
+57 -18
View File
@@ -56,28 +56,67 @@ extern uint16_t sf_ahead;
extern uint16_t sl_ahead;
void handle_nr_rach(NR_UL_IND_t *UL_info) {
if (UL_info->rach_ind.number_of_pdus>0) {
AssertFatal(UL_info->rach_ind.number_of_pdus==1,"More than 1 RACH pdu not supported\n");
UL_info->rach_ind.number_of_pdus=0;
LOG_D(MAC,"UL_info[Frame %d, Slot %d] Calling initiate_ra_proc RACH:SFN/SLOT:%d/%d\n",UL_info->frame,UL_info->slot, UL_info->rach_ind.sfn,UL_info->rach_ind.slot);
if (UL_info->rach_ind.pdu_list[0].num_preamble>0)
AssertFatal(UL_info->rach_ind.pdu_list[0].num_preamble==1,
"More than 1 preamble not supported\n");
LOG_I(MAC,"UL_info[Frame %d, Slot %d] Calling initiate_ra_proc RACH:SFN/SLOT:%d/%d\n",UL_info->frame,UL_info->slot, UL_info->rach_ind.sfn,UL_info->rach_ind.slot);
int npdus = UL_info->rach_ind.number_of_pdus;
for(int i = 0; i < npdus; i++) {
UL_info->rach_ind.number_of_pdus--;
if (UL_info->rach_ind.pdu_list[i].num_preamble>0)
AssertFatal(UL_info->rach_ind.pdu_list[i].num_preamble==1,
"More than 1 preamble not supported\n");
nr_initiate_ra_proc(UL_info->module_id,
UL_info->CC_id,
UL_info->rach_ind.sfn,
UL_info->rach_ind.slot,
UL_info->rach_ind.pdu_list[0].preamble_list[0].preamble_index,
UL_info->rach_ind.pdu_list[0].freq_index,
UL_info->rach_ind.pdu_list[0].symbol_index,
UL_info->rach_ind.pdu_list[0].preamble_list[0].timing_advance);
nr_initiate_ra_proc(UL_info->module_id,
UL_info->CC_id,
UL_info->rach_ind.sfn,
UL_info->rach_ind.slot,
UL_info->rach_ind.pdu_list[i].preamble_list[0].preamble_index,
UL_info->rach_ind.pdu_list[i].freq_index,
UL_info->rach_ind.pdu_list[i].symbol_index,
UL_info->rach_ind.pdu_list[i].preamble_list[0].timing_advance);
}
}
}
void handle_nr_uci(NR_UL_IND_t *UL_info, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats, int target_snrx10) {
int num_ucis = UL_info->uci_ind.num_ucis;
nfapi_nr_uci_t *uci_list = UL_info->uci_ind.uci_list;
for (int i = 0; i < num_ucis; i++) {
switch (uci_list[i].pdu_type) {
case NFAPI_NR_UCI_PUSCH_PDU_TYPE: break;
case NFAPI_NR_UCI_FORMAT_0_1_PDU_TYPE: {
nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_pdu = &uci_list[i].pucch_pdu_format_0_1;
// tpc (power control)
sched_ctrl->tpc1 = nr_get_tpc(target_snrx10,uci_pdu->ul_cqi,30);
if( (uci_pdu->pduBitmap>>1) & 0x01)
nr_rx_acknack(NULL,uci_pdu,NULL,UL_info,sched_ctrl,stats);
break;
}
case NFAPI_NR_UCI_FORMAT_2_3_4_PDU_TYPE: {
nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu = &uci_list[i].pucch_pdu_format_2_3_4;
// tpc (power control)
sched_ctrl->tpc1 = nr_get_tpc(target_snrx10,uci_pdu->ul_cqi,30);
if( (uci_pdu->pduBitmap>>1) & 0x01)
nr_rx_acknack(NULL,NULL,uci_pdu,UL_info,sched_ctrl,stats);
break;
}
}
}
UL_info->uci_ind.num_ucis = 0;
}
void handle_nr_ulsch(NR_UL_IND_t *UL_info, NR_UE_sched_ctrl_t *sched_ctrl, NR_mac_stats_t *stats) {
if(nfapi_mode == 1) {
@@ -181,10 +220,10 @@ void NR_UL_indication(NR_UL_IND_t *UL_info) {
clear_nr_nfapi_information(mac,CC_id,UL_info->frame,UL_info->slot);
handle_nr_rach(UL_info);
handle_nr_uci(UL_info,&mac->UE_list.UE_sched_ctrl[0],&mac->UE_list.mac_stats[0],mac->pucch_target_snrx10);
handle_nr_uci(UL_info,&mac->UE_info.UE_sched_ctrl[0],&mac->UE_info.mac_stats[0],mac->pucch_target_snrx10);
// clear HI prior to handling ULSCH
mac->UL_dci_req[CC_id].numPdus = 0;
handle_nr_ulsch(UL_info, &mac->UE_list.UE_sched_ctrl[0],&mac->UE_list.mac_stats[0]);
handle_nr_ulsch(UL_info, &mac->UE_info.UE_sched_ctrl[0],&mac->UE_info.mac_stats[0]);
if (nfapi_mode != 1) {
if (ifi->CC_mask == ((1<<MAX_NUM_CCs)-1)) {
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
+16 -37
View File
@@ -64,10 +64,10 @@ int handle_bcch_dlsch(module_id_t module_id, int cc_id, unsigned int gNB_index,
return 0;
}
// L2 Abstraction Layer
int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, fapi_nr_dci_indication_pdu_t *dci){
int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, frame_t frame, int slot, fapi_nr_dci_indication_pdu_t *dci){
//printf("handle_dci: rnti %x,dci_type %d\n",rnti,dci_type);
return nr_ue_process_dci_indication_pdu(module_id, cc_id, gNB_index, dci);
return nr_ue_process_dci_indication_pdu(module_id, cc_id, gNB_index, frame, slot, dci);
}
// L2 Abstraction Layer
@@ -107,17 +107,10 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
module_id_t module_id = ul_info->module_id;
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
// clean previous FAPI messages
mac->tx_request.number_of_pdus = 0;
mac->ul_config_request.number_pdus = 0;
mac->dl_config_request.number_pdus = 0;
// clean previous FAPI messages
ret = nr_ue_scheduler(NULL, ul_info);
if (is_nr_UL_slot(mac->scc, ul_info->slot_tx) && get_softmodem_params()->do_ra){
if (is_nr_UL_slot(mac->scc, ul_info->slot_tx) && get_softmodem_params()->do_ra)
nr_ue_prach_scheduler(module_id, ul_info->frame_tx, ul_info->slot_tx);
}
switch(ret){
case UE_CONNECTION_OK:
@@ -132,8 +125,6 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
break;
}
mac->if_module->scheduled_response(&mac->scheduled_response);
return 0;
}
@@ -144,38 +135,30 @@ int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_
module_id_t module_id = dl_info->module_id;
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
fapi_nr_dl_config_request_t *dl_config = &mac->dl_config_request;
fapi_nr_ul_config_request_t *ul_config = &mac->ul_config_request;
if (!dl_info->dci_ind && !dl_info->rx_ind) {
// UL indication to schedule DCI reception
nr_ue_scheduler(dl_info, NULL);
} else {
// UL indication after reception of DCI or DL PDU
dl_config->number_pdus = 0;
ul_config->number_pdus = 0;
//hook up pointers
mac->scheduled_response.dl_config = dl_config;
mac->scheduled_response.ul_config = ul_config;
mac->scheduled_response.tx_request = &mac->tx_request;
mac->scheduled_response.module_id = dl_info->module_id;
mac->scheduled_response.CC_id = dl_info->cc_id;
mac->scheduled_response.frame = dl_info->frame;
mac->scheduled_response.slot = dl_info->slot;
if(dl_info->dci_ind != NULL){
LOG_D(MAC,"[L2][IF MODULE][DL INDICATION][DCI_IND]\n");
for(i=0; i<dl_info->dci_ind->number_of_dcis; ++i){
LOG_D(MAC,">>>NR_IF_Module i=%d, dl_info->dci_ind->number_of_dcis=%d\n",i,dl_info->dci_ind->number_of_dcis);
nr_scheduled_response_t scheduled_response;
int8_t ret = handle_dci(dl_info->module_id,
dl_info->cc_id,
dl_info->gNB_index,
dl_info->frame,
dl_info->slot,
dl_info->dci_ind->dci_list+i);
ret_mask |= (ret << FAPI_NR_DCI_IND);
if (ret >= 0) {
AssertFatal( nr_ue_if_module_inst[module_id] != NULL, "IF module is void!\n" );
nr_ue_if_module_inst[module_id]->scheduled_response(&mac->scheduled_response);
AssertFatal( nr_ue_if_module_inst[module_id] != NULL, "IF module is NULL!\n" );
AssertFatal( nr_ue_if_module_inst[module_id]->scheduled_response != NULL, "scheduled_response is NULL!\n" );
fill_scheduled_response(&scheduled_response, dl_config, NULL, NULL, dl_info->module_id, dl_info->cc_id, dl_info->frame, dl_info->slot);
nr_ue_if_module_inst[module_id]->scheduled_response(&scheduled_response);
}
}
}
@@ -266,20 +249,16 @@ int nr_ue_if_module_kill(uint32_t module_id) {
if (nr_ue_if_module_inst[module_id] != NULL){
free(nr_ue_if_module_inst[module_id]);
}
}
return 0;
}
int nr_ue_dcireq(nr_dcireq_t *dcireq) {
fapi_nr_dl_config_request_t *dl_config=&dcireq->dl_config_req;
fapi_nr_dl_config_request_t *dl_config = &dcireq->dl_config_req;
NR_UE_MAC_INST_t *UE_mac = get_mac_inst(0);
dl_config->sfn=UE_mac->dl_config_request.sfn;
dl_config->slot=UE_mac->dl_config_request.slot;
dl_config->number_pdus=0;
//printf(" UE_mac->dl_config_request.slot %d VS dcireq->slot %d \n", UE_mac->dl_config_request.slot, dcireq->slot);
dl_config->sfn = UE_mac->dl_config_request.sfn;
dl_config->slot = UE_mac->dl_config_request.slot;
LOG_D(PHY, "Entering UE DCI configuration frame %d slot %d \n", dcireq->frame, dcireq->slot);
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h
+1 -1
View File
@@ -224,7 +224,7 @@ int handle_bcch_bch(module_id_t module_id, int cc_id, unsigned int gNB_index, ui
\param pduP pointer to pdu*/
int handle_bcch_dlsch(module_id_t module_id, int cc_id, unsigned int gNB_index, uint32_t sibs_mask, uint8_t *pduP, uint32_t pdu_len);
int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, fapi_nr_dci_indication_pdu_t *dci);
int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, frame_t frame, int slot, fapi_nr_dci_indication_pdu_t *dci);
#endif
openair2/PHY_INTERFACE/IF_Module.h
-11
View File
@@ -203,17 +203,6 @@ typedef struct IF_Module_s{
pthread_mutex_t if_mutex;
} IF_Module_t;
// These mutex is used for multiple UEs L2 FAPI simulator.
// Each UEs set these value in UL and UL_INFO is shared in all UE's thread.
typedef struct {
pthread_mutex_t rx_mutex;
pthread_mutex_t crc_mutex;
pthread_mutex_t sr_mutex;
pthread_mutex_t harq_mutex;
pthread_mutex_t cqi_mutex;
pthread_mutex_t rach_mutex;
} FILL_UL_INFO_MUTEX_t;
/*Initial */
IF_Module_t *IF_Module_init(int Mod_id);
void IF_Module_kill(int Mod_id);
openair2/PHY_INTERFACE/phy_stub_UE.c
-24
View File
@@ -68,8 +68,6 @@ void fill_rx_indication_UE_MAC(module_id_t Mod_id,
nfapi_rx_indication_pdu_t *pdu;
int timing_advance_update;
pthread_mutex_lock(&fill_ul_mutex.rx_mutex);
UL_INFO->rx_ind.sfn_sf = frame << 4 | subframe;
UL_INFO->rx_ind.rx_indication_body.tl.tag = NFAPI_RX_INDICATION_BODY_TAG;
UL_INFO->rx_ind.vendor_extension = ul_config_req->vendor_extension;
@@ -105,7 +103,6 @@ void fill_rx_indication_UE_MAC(module_id_t Mod_id,
UL_INFO->rx_ind.rx_indication_body.number_of_pdus++;
UL_INFO->rx_ind.sfn_sf = frame << 4 | subframe;
pthread_mutex_unlock(&fill_ul_mutex.rx_mutex);
}
void fill_sr_indication_UE_MAC(int Mod_id,
@@ -113,8 +110,6 @@ void fill_sr_indication_UE_MAC(int Mod_id,
int subframe,
UL_IND_t *UL_INFO,
uint16_t rnti) {
pthread_mutex_lock(&fill_ul_mutex.sr_mutex);
nfapi_sr_indication_t *sr_ind = &UL_INFO->sr_ind;
nfapi_sr_indication_body_t *sr_ind_body = &sr_ind->sr_indication_body;
nfapi_sr_indication_pdu_t *pdu = &sr_ind_body->sr_pdu_list[sr_ind_body->number_of_srs];
@@ -143,7 +138,6 @@ void fill_sr_indication_UE_MAC(int Mod_id,
// UL_INFO->rx_ind.rx_indication_body.number_of_pdus++;
sr_ind_body->number_of_srs++;
pthread_mutex_unlock(&fill_ul_mutex.sr_mutex);
}
void fill_crc_indication_UE_MAC(int Mod_id,
@@ -153,8 +147,6 @@ void fill_crc_indication_UE_MAC(int Mod_id,
uint8_t crc_flag,
int index,
uint16_t rnti) {
pthread_mutex_lock(&fill_ul_mutex.crc_mutex);
nfapi_crc_indication_pdu_t *pdu =
&UL_INFO->crc_ind.crc_indication_body
.crc_pdu_list[UL_INFO->crc_ind.crc_indication_body.number_of_crcs];
@@ -178,8 +170,6 @@ void fill_crc_indication_UE_MAC(int Mod_id,
__FUNCTION__,
pdu->rx_ue_information.rnti,
UL_INFO->crc_ind.crc_indication_body.number_of_crcs);
pthread_mutex_unlock(&fill_ul_mutex.crc_mutex);
}
void fill_rach_indication_UE_MAC(int Mod_id,
@@ -188,10 +178,6 @@ void fill_rach_indication_UE_MAC(int Mod_id,
UL_IND_t *UL_INFO,
uint8_t ra_PreambleIndex,
uint16_t ra_RNTI) {
LOG_D(MAC, "fill_rach_indication_UE_MAC 1 \n");
pthread_mutex_lock(&fill_ul_mutex.rach_mutex);
UL_INFO->rach_ind.rach_indication_body.number_of_preambles = 1;
UL_INFO->rach_ind.header.message_id = NFAPI_RACH_INDICATION;
@@ -236,8 +222,6 @@ void fill_rach_indication_UE_MAC(int Mod_id,
// should call it when we merge with that branch.
oai_nfapi_rach_ind(&UL_INFO->rach_ind);
free(UL_INFO->rach_ind.rach_indication_body.preamble_list);
pthread_mutex_unlock(&fill_ul_mutex.rach_mutex);
}
void fill_ulsch_cqi_indication_UE_MAC(int Mod_id,
@@ -245,7 +229,6 @@ void fill_ulsch_cqi_indication_UE_MAC(int Mod_id,
uint8_t subframe,
UL_IND_t *UL_INFO,
uint16_t rnti) {
pthread_mutex_lock(&fill_ul_mutex.cqi_mutex);
nfapi_cqi_indication_pdu_t *pdu =
&UL_INFO->cqi_ind.cqi_indication_body
.cqi_pdu_list[UL_INFO->cqi_ind.cqi_indication_body.number_of_cqis];
@@ -279,7 +262,6 @@ void fill_ulsch_cqi_indication_UE_MAC(int Mod_id,
raw_pdu->pdu[0] = cqi << 4;
UL_INFO->cqi_ind.cqi_indication_body.number_of_cqis++;
pthread_mutex_unlock(&fill_ul_mutex.cqi_mutex);
}
void fill_ulsch_harq_indication_UE_MAC(
@@ -289,8 +271,6 @@ void fill_ulsch_harq_indication_UE_MAC(
UL_IND_t *UL_INFO,
nfapi_ul_config_ulsch_harq_information *harq_information,
uint16_t rnti) {
pthread_mutex_lock(&fill_ul_mutex.harq_mutex);
nfapi_harq_indication_pdu_t *pdu =
&UL_INFO->harq_ind.harq_indication_body.harq_pdu_list
[UL_INFO->harq_ind.harq_indication_body.number_of_harqs];
@@ -322,7 +302,6 @@ void fill_ulsch_harq_indication_UE_MAC(
}
UL_INFO->harq_ind.harq_indication_body.number_of_harqs++;
pthread_mutex_unlock(&fill_ul_mutex.harq_mutex);
}
void fill_uci_harq_indication_UE_MAC(int Mod_id,
@@ -331,8 +310,6 @@ void fill_uci_harq_indication_UE_MAC(int Mod_id,
UL_IND_t *UL_INFO,
nfapi_ul_config_harq_information *harq_information,
uint16_t rnti) {
pthread_mutex_lock(&fill_ul_mutex.harq_mutex);
nfapi_harq_indication_t *ind = &UL_INFO->harq_ind;
nfapi_harq_indication_body_t *body = &ind->harq_indication_body;
nfapi_harq_indication_pdu_t *pdu =
@@ -414,7 +391,6 @@ void fill_uci_harq_indication_UE_MAC(int Mod_id,
LOG_D(PHY,
"Incremented eNB->UL_INFO.harq_ind.number_of_harqs:%d\n",
UL_INFO->harq_ind.harq_indication_body.number_of_harqs);
pthread_mutex_unlock(&fill_ul_mutex.harq_mutex);
}
void handle_nfapi_ul_pdu_UE_MAC(module_id_t Mod_id,
openair2/PHY_INTERFACE/phy_stub_UE.h
-2
View File
@@ -17,8 +17,6 @@
//#include "openair1/PHY/defs.h"
//#include "openair1/PHY/LTE_TRANSPORT/defs.h"
// this mutex is used to set multiple UE's UL value in L2 FAPI simulator.
FILL_UL_INFO_MUTEX_t fill_ul_mutex;
//below 2 difinitions move to phy_stub_UE.c to add initialization when difinition.
extern UL_IND_t *UL_INFO;
extern nfapi_tx_request_pdu_t* tx_request_pdu_list;
openair2/RRC/LTE/MESSAGES/asn1_msg.c
+80 -2
View File
@@ -99,6 +99,7 @@
#include "intertask_interface.h"
#include "NR_FreqBandList.h"
#include "common/ran_context.h"
@@ -3199,9 +3200,13 @@ uint8_t do_SecurityModeCommand(
//------------------------------------------------------------------------------
uint8_t do_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
uint8_t *const buffer,
const uint8_t Transaction_id)
const uint8_t Transaction_id,
int16_t eutra_band,
uint32_t nr_band)
//------------------------------------------------------------------------------
{
NR_FreqBandList_t *nsa_band_list;
NR_FreqBandInformation_t *nsa_band;
LTE_DL_DCCH_Message_t dl_dcch_msg;
LTE_RAT_Type_t rat=LTE_RAT_Type_eutra;
asn_enc_rval_t enc_rval;
@@ -3238,8 +3243,41 @@ uint8_t do_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
/* TODO: no hardcoded values here */
<<<<<<< HEAD
OCTET_STRING_t req_freq;
unsigned char req_freq_buf[5] = { 0x00, 0x20, 0x1a, 0x02, 0x68 }; // bands 7 & nr78
=======
nsa_band_list = (NR_FreqBandList_t *)calloc(1, sizeof(NR_FreqBandList_t));
nsa_band = (NR_FreqBandInformation_t *) calloc(1,sizeof(NR_FreqBandInformation_t));
nsa_band->present = NR_FreqBandInformation_PR_bandInformationEUTRA;
nsa_band->choice.bandInformationEUTRA = (NR_FreqBandInformationEUTRA_t *) calloc(1, sizeof(NR_FreqBandInformationEUTRA_t));
nsa_band->choice.bandInformationEUTRA->bandEUTRA = eutra_band;
ASN_SEQUENCE_ADD(&nsa_band_list->list, nsa_band);
nsa_band = (NR_FreqBandInformation_t *) calloc(1,sizeof(NR_FreqBandInformation_t));
nsa_band->present = NR_FreqBandInformation_PR_bandInformationNR;
nsa_band->choice.bandInformationNR = (NR_FreqBandInformationNR_t *) calloc(1, sizeof(NR_FreqBandInformationNR_t));
if(nr_band > 0)
nsa_band->choice.bandInformationNR->bandNR = nr_band;
else
nsa_band->choice.bandInformationNR->bandNR = 78;
ASN_SEQUENCE_ADD(&nsa_band_list->list, nsa_band);
OCTET_STRING_t req_freq;
//unsigned char req_freq_buf[5] = { 0x00, 0x20, 0x1a, 0x02, 0x68 }; // bands 7 & nr78
unsigned char req_freq_buf[1024];
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_FreqBandList,
NULL,
(void *)nsa_band_list,
req_freq_buf,
1024);
xer_fprint(stdout, &asn_DEF_NR_FreqBandList, (void *)nsa_band_list);
>>>>>>> fork_develop_new
//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 };
@@ -3248,7 +3286,11 @@ uint8_t do_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
// };
req_freq.buf = req_freq_buf;
<<<<<<< HEAD
req_freq.size = 5;
=======
req_freq.size = (enc_rval.encoded+7)/8;
>>>>>>> fork_develop_new
// req_freq.size = 21;
r15_10.requestedFreqBandsNR_MRDC_r15 = &req_freq;
@@ -3287,9 +3329,13 @@ uint8_t do_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
//------------------------------------------------------------------------------
uint8_t do_NR_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
uint8_t *const buffer,
const uint8_t Transaction_id)
const uint8_t Transaction_id,
int16_t eutra_band,
uint32_t nr_band)
//------------------------------------------------------------------------------
{
NR_FreqBandList_t *nsa_band_list;
NR_FreqBandInformation_t *nsa_band;
LTE_DL_DCCH_Message_t dl_dcch_msg;
LTE_RAT_Type_t rat_nr=LTE_RAT_Type_nr;
LTE_RAT_Type_t rat_eutra_nr=LTE_RAT_Type_eutra_nr;
@@ -3329,8 +3375,36 @@ uint8_t do_NR_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
/* TODO: no hardcoded values here */
nsa_band_list = (NR_FreqBandList_t *)calloc(1, sizeof(NR_FreqBandList_t));
nsa_band = (NR_FreqBandInformation_t *) calloc(1,sizeof(NR_FreqBandInformation_t));
nsa_band->present = NR_FreqBandInformation_PR_bandInformationEUTRA;
nsa_band->choice.bandInformationEUTRA = (NR_FreqBandInformationEUTRA_t *) calloc(1, sizeof(NR_FreqBandInformationEUTRA_t));
nsa_band->choice.bandInformationEUTRA->bandEUTRA = eutra_band;
ASN_SEQUENCE_ADD(&nsa_band_list->list, nsa_band);
nsa_band = (NR_FreqBandInformation_t *) calloc(1,sizeof(NR_FreqBandInformation_t));
nsa_band->present = NR_FreqBandInformation_PR_bandInformationNR;
nsa_band->choice.bandInformationNR = (NR_FreqBandInformationNR_t *) calloc(1, sizeof(NR_FreqBandInformationNR_t));
if(nr_band > 0)
nsa_band->choice.bandInformationNR->bandNR = nr_band;
else
nsa_band->choice.bandInformationNR->bandNR = 78;
ASN_SEQUENCE_ADD(&nsa_band_list->list, nsa_band);
OCTET_STRING_t req_freq;
<<<<<<< HEAD
unsigned char req_freq_buf[5] = { 0x00, 0x20, 0x1a, 0x02, 0x68 }; // bands 7 & nr78
=======
//unsigned char req_freq_buf[5] = { 0x00, 0x20, 0x1a, 0x02, 0x68 }; // bands 7 & nr78
unsigned char req_freq_buf[100];
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_FreqBandList,
NULL,
(void *)nsa_band_list,
req_freq_buf,
1024);
>>>>>>> fork_develop_new
//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 };
@@ -3339,7 +3413,11 @@ uint8_t do_NR_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP,
// };
req_freq.buf = req_freq_buf;
<<<<<<< HEAD
req_freq.size = 5;
=======
req_freq.size = (enc_rval.encoded+7)/8;
>>>>>>> fork_develop_new
// req_freq.size = 21;
r15_10.requestedFreqBandsNR_MRDC_r15 = &req_freq;
openair2/RRC/LTE/MESSAGES/asn1_msg.h
+6 -4
View File
@@ -359,15 +359,17 @@ uint8_t
do_UECapabilityEnquiry(
const protocol_ctxt_t *const ctxt_pP,
uint8_t *const buffer,
const uint8_t Transaction_id
);
const uint8_t Transaction_id,
int16_t eutra_band,
uint32_t nr_band);
uint8_t
do_NR_UECapabilityEnquiry(
const protocol_ctxt_t *const ctxt_pP,
uint8_t *const buffer,
const uint8_t Transaction_id
);
const uint8_t Transaction_id,
int16_t eutra_band,
uint32_t nr_band);
uint8_t do_SecurityModeCommand(
const protocol_ctxt_t *const ctxt_pP,
openair2/RRC/LTE/rrc_defs.h
+8 -1
View File
@@ -271,7 +271,8 @@ typedef enum UE_STATE_e {
RRC_RECONFIGURED,
RRC_HO_EXECUTION,
RRC_NR_NSA,
RRC_NR_NSA_RECONFIGURED
RRC_NR_NSA_RECONFIGURED,
RRC_NR_NSA_DELETED
} UE_STATE_t;
typedef enum HO_STATE_e {
@@ -591,6 +592,8 @@ typedef struct eNB_RRC_UE_s {
uint8_t Status; // RRC status, type enum UE_STATE_t
rnti_t rnti;
int gnb_rnti; //RNTI of the UE at the gNB if in ENDC connection
int gnb_x2_assoc_id;
uint64_t random_ue_identity;
@@ -791,6 +794,10 @@ typedef struct eNB_RRC_INST_s {
int num_neigh_cells_cc[MAX_NUM_CCs];
uint32_t neigh_cells_id[MAX_NUM_NEIGH_CELLs][MAX_NUM_CCs];
// Nr scc freq band and SSB absolute frequency
uint32_t nr_neigh_freq_band[MAX_NUM_NEIGH_CELLs][MAX_NUM_CCs];
int nr_scg_ssb_freq;
// other RAN parameters
int srb1_timer_poll_retransmit;
int srb1_poll_pdu;
openair2/RRC/LTE/rrc_eNB.c
+343 -173
View File
@@ -500,13 +500,17 @@ init_SI(
RC.rrc[ctxt_pP->module_id]->carrier[CC_id].FeMBMS_flag,
(carrier->sib1_MBMS==NULL?(LTE_BCCH_DL_SCH_Message_MBMS_t *) NULL:(LTE_BCCH_DL_SCH_Message_MBMS_t *)carrier->sib1_MBMS),//(LTE_BCCH_DL_SCH_Message_MBMS_t *) NULL,
(LTE_SchedulingInfo_MBMS_r14_t *) NULL,
(carrier->sib1_MBMS==NULL?(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL:(struct LTE_NonMBSFN_SubframeConfig_r14 *)carrier->sib1_MBMS->nonMBSFN_SubframeConfig_r14),//(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(carrier->sib1_MBMS==NULL?(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL:(LTE_SystemInformationBlockType1_MBMS_r14_t *)carrier->sib1_MBMS->systemInformationBlockType13_r14),//(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(carrier->sib1_MBMS==NULL?(LTE_MBSFN_AreaInfoList_r9_t *) NULL:(LTE_MBSFN_AreaInfoList_r9_t *)&carrier->sib1_MBMS->systemInformationBlockType13_r14->mbsfn_AreaInfoList_r9)//(LTE_MBSFN_AreaInfoList_r9_t *) NULL
,(LTE_MBSFNAreaConfiguration_r9_t*) NULL
);
(carrier->sib1_MBMS==NULL
? (struct LTE_NonMBSFN_SubframeConfig_r14 *)NULL
: (struct LTE_NonMBSFN_SubframeConfig_r14 *)carrier->sib1_MBMS->nonMBSFN_SubframeConfig_r14),//(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(carrier->sib1_MBMS==NULL
? (LTE_SystemInformationBlockType1_MBMS_r14_t *)NULL
: (LTE_SystemInformationBlockType1_MBMS_r14_t *)carrier->sib1_MBMS->systemInformationBlockType13_r14),//(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(carrier->sib1_MBMS==NULL
? (LTE_MBSFN_AreaInfoList_r9_t *)NULL
: (LTE_MBSFN_AreaInfoList_r9_t *)&carrier->sib1_MBMS->systemInformationBlockType13_r14->mbsfn_AreaInfoList_r9),//(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t *)NULL
);
}
/* set flag to indicate that cell information is configured. This is required
@@ -590,7 +594,7 @@ init_MCCH(
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
}
@@ -1040,52 +1044,18 @@ void release_UE_in_freeList(module_id_t mod_id) {
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
eNB_PHY = RC.eNB[mod_id][CC_id];
int id;
// clean ULSCH entries for rnti
id = find_ulsch(rnti,eNB_PHY,SEARCH_EXIST);
int id;
// clean ULSCH entries for rnti
id = find_ulsch(rnti,eNB_PHY,SEARCH_EXIST);
if (id>=0) clean_eNb_ulsch(eNB_PHY->ulsch[id]);
// clean DLSCH entries for rnti
id = find_dlsch(rnti,eNB_PHY,SEARCH_EXIST);
// clean DLSCH entries for rnti
id = find_dlsch(rnti,eNB_PHY,SEARCH_EXIST);
if (id>=0) clean_eNb_dlsch(eNB_PHY->dlsch[id][0]);
// clean UCI entries for rnti
for (i=0; i<NUMBER_OF_UCI_VARS_MAX; i++) {
if(eNB_PHY->uci_vars[i].rnti == rnti) {
LOG_I(MAC, "clean eNb uci_vars[%d] UE %x \n",i, rnti);
memset(&eNB_PHY->uci_vars[i],0,sizeof(LTE_eNB_UCI));
}
}
/*
for (i=0; i<MAX_MOBILES_PER_ENB; i++) {
ulsch = eNB_PHY->ulsch[i];
if((ulsch != NULL) && (ulsch->rnti == rnti)) {
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch);
LOG_I(RRC, "clean_eNb_ulsch ulsch[%d] UE %x\n", i, rnti);
clean_eNb_ulsch(ulsch);
}
dlsch = eNB_PHY->dlsch[i][0];
if((dlsch != NULL) && (dlsch->rnti == rnti)) {
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch);
LOG_I(RRC, "clean_eNb_dlsch dlsch[%d] UE %x \n", i, rnti);
clean_eNb_dlsch(dlsch);
}
}
ulsch = eNB_PHY->ulsch[i];
if((ulsch != NULL) && (ulsch->rnti == rnti)) {
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch);
LOG_I(RRC, "clean_eNb_ulsch ulsch[%d] UE %x\n", i, rnti);
clean_eNb_ulsch(ulsch);
}
// clean UCI entries for rnti
for (i=0; i<NUMBER_OF_UCI_VARS_MAX; i++) {
if(eNB_PHY->uci_vars[i].rnti == rnti) {
LOG_I(MAC, "clean eNb uci_vars[%d] UE %x \n",i, rnti);
@@ -1094,6 +1064,41 @@ void release_UE_in_freeList(module_id_t mod_id) {
}
*/
/*
for (i=0; i<MAX_MOBILES_PER_ENB; i++) {
ulsch = eNB_PHY->ulsch[i];
if((ulsch != NULL) && (ulsch->rnti == rnti)) {
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch);
LOG_I(RRC, "clean_eNb_ulsch ulsch[%d] UE %x\n", i, rnti);
clean_eNb_ulsch(ulsch);
}
dlsch = eNB_PHY->dlsch[i][0];
if((dlsch != NULL) && (dlsch->rnti == rnti)) {
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch);
LOG_I(RRC, "clean_eNb_dlsch dlsch[%d] UE %x \n", i, rnti);
clean_eNb_dlsch(dlsch);
}
}
ulsch = eNB_PHY->ulsch[i];
if((ulsch != NULL) && (ulsch->rnti == rnti)) {
void clean_eNb_ulsch(LTE_eNB_ULSCH_t *ulsch);
LOG_I(RRC, "clean_eNb_ulsch ulsch[%d] UE %x\n", i, rnti);
clean_eNb_ulsch(ulsch);
}
for (i=0; i<NUMBER_OF_UCI_VARS_MAX; i++) {
if(eNB_PHY->uci_vars[i].rnti == rnti) {
LOG_I(MAC, "clean eNb uci_vars[%d] UE %x \n",i, rnti);
memset(&eNB_PHY->uci_vars[i],0,sizeof(LTE_eNB_UCI));
}
}
*/
if (flexran_agent_get_rrc_xface(mod_id)) {
flexran_agent_get_rrc_xface(mod_id)->flexran_agent_notify_ue_state_change(
mod_id, rnti, PROTOCOL__FLEX_UE_STATE_CHANGE_TYPE__FLUESC_DEACTIVATED);
@@ -1279,10 +1284,14 @@ rrc_eNB_generate_UECapabilityEnquiry(
uint8_t size;
T(T_ENB_RRC_UE_CAPABILITY_ENQUIRY, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->frame),
T_INT(ctxt_pP->subframe), T_INT(ctxt_pP->rnti));
int16_t eutra_band = RC.rrc[ctxt_pP->module_id]->configuration.eutra_band[0];
uint32_t nr_band = RC.rrc[ctxt_pP->module_id]->nr_neigh_freq_band[0][0];
size = do_UECapabilityEnquiry(
ctxt_pP,
buffer,
rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id));
rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id),
eutra_band,
nr_band);
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" Logical Channel DL-DCCH, Generate UECapabilityEnquiry (bytes %d)\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
@@ -1325,10 +1334,14 @@ rrc_eNB_generate_NR_UECapabilityEnquiry(
uint8_t size;
T(T_ENB_RRC_UE_CAPABILITY_ENQUIRY, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->frame),
T_INT(ctxt_pP->subframe), T_INT(ctxt_pP->rnti));
int16_t eutra_band = RC.rrc[ctxt_pP->module_id]->configuration.eutra_band[0];
uint32_t nr_band = RC.rrc[ctxt_pP->module_id]->nr_neigh_freq_band[0][0];
size = do_NR_UECapabilityEnquiry(
ctxt_pP,
buffer,
rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id));
rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id),
eutra_band,
nr_band);
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" Logical Channel DL-DCCH, Generate NR UECapabilityEnquiry (bytes %d)\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
@@ -1488,7 +1501,7 @@ rrc_eNB_generate_RRCConnectionReestablishment(
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
break;
}
@@ -2190,7 +2203,6 @@ rrc_eNB_generate_RRCConnectionRelease(
uint8_t buffer[RRC_BUF_SIZE];
uint16_t size = 0;
int release_num;
memset(buffer, 0, RRC_BUF_SIZE);
T(T_ENB_RRC_CONNECTION_RELEASE, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->frame),
T_INT(ctxt_pP->subframe), T_INT(ctxt_pP->rnti));
@@ -3281,11 +3293,14 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t
MeasObj2->measObjectId = 2;
MeasObj2->measObject.present = LTE_MeasObjectToAddMod__measObject_PR_measObjectNR_r15;
MeasObj2->measObject.choice.measObjectNR_r15.carrierFreq_r15 =641272; //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.carrierFreq_r15 = rrc_inst->nr_scg_ssb_freq; //641272; //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;
if (rrc_inst->nr_scg_ssb_freq > 2016666) //FR2
MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.subcarrierSpacingSSB_r15 = LTE_RS_ConfigSSB_NR_r15__subcarrierSpacingSSB_r15_kHz120;
else
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));
@@ -3296,7 +3311,11 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t
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;
if (rrc_inst->nr_scg_ssb_freq > 2016666) //FR2
MeasObj2->measObject.choice.measObjectNR_r15.ext1->bandNR_r15->choice.setup = 261;
else
MeasObj2->measObject.choice.measObjectNR_r15.ext1->bandNR_r15->choice.setup = 78;
ASN_SEQUENCE_ADD(&MeasObj_list->list, MeasObj2);
}
@@ -3593,20 +3612,19 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t
size,
buffer,
PDCP_TRANSMISSION_MODE_CONTROL);
/* Refresh SRBs/DRBs */
rrc_pdcp_config_asn1_req(ctxt_pP,
*SRB_configList2, // NULL,
*DRB_configList,
NULL,
0xff, // already configured during the securitymodecommand
NULL,
NULL,
NULL
*SRB_configList2, // NULL,
*DRB_configList,
NULL,
0xff, // already configured during the securitymodecommand
NULL,
NULL,
NULL
#if (LTE_RRC_VERSION >= MAKE_VERSION(9, 0, 0))
, (LTE_PMCH_InfoList_r9_t *) NULL
, (LTE_PMCH_InfoList_r9_t *) NULL
#endif
, NULL);
, NULL);
/* Refresh SRBs/DRBs */
if (!NODE_IS_CU(RC.rrc[ctxt_pP->module_id]->node_type)) {
@@ -3619,7 +3637,7 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t
0,
0
#endif
);
);
}
free(Sparams);
@@ -4011,7 +4029,6 @@ flexran_rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt
MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.buf[0] = 0;
MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.size = 1;
MeasObj->measObject.choice.measObjectEUTRA.neighCellConfig.bits_unused = 6;
//<<<<<<< HEAD
MeasObj->measObject.choice.measObjectEUTRA.offsetFreq = NULL; // Default is 15 or 0dB
if (rrc_inst->carrier[0].sib1->tdd_Config!=NULL) {
@@ -4626,6 +4643,7 @@ rrc_eNB_process_MeasurementReport(
case 7:
LOG_D(RRC, "NR event frame %d subframe %d\n", ctxt_pP->frame, ctxt_pP->subframe);
printf("NR event frame %d subframe %d\n", ctxt_pP->frame, ctxt_pP->subframe);
break;
default:
@@ -4646,6 +4664,8 @@ rrc_eNB_process_MeasurementReport(
if ((ue_context_pP->ue_context.Status != RRC_NR_NSA) && (ue_context_pP->ue_context.Status != RRC_NR_NSA_RECONFIGURED)) {
MessageDef *msg;
ue_context_pP->ue_context.Status = RRC_NR_NSA;
ue_context_pP->ue_context.gnb_rnti = -1; // set when receiving X2AP_ENDC_SGNB_ADDITION_REQ_ACK
ue_context_pP->ue_context.gnb_x2_assoc_id = -1; // set when receiving X2AP_ENDC_SGNB_ADDITION_REQ_ACK
if(is_en_dc_supported(ue_context_pP->ue_context.UE_Capability)) {
/** to add gNB as Secondary node CG-ConfigInfo to be added as per 36.423 r15 **/
@@ -4666,7 +4686,7 @@ rrc_eNB_process_MeasurementReport(
for (int e_rab=0; e_rab < X2AP_ENDC_SGNB_ADDITION_REQ(msg).nb_e_rabs_tobeadded; e_rab++) {
X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[e_rab].e_rab_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[e_rab].gtp_teid = ue_context_pP->ue_context.e_rab[e_rab].param.gtp_teid;
X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[e_rab].drb_ID = ue_context_pP->ue_context.DRB_configList->list.array[e_rab]->drb_Identity;
X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[e_rab].drb_ID = ue_context_pP->ue_context.DRB_configList->list.array[e_rab]->drb_Identity;
memcpy(&X2AP_ENDC_SGNB_ADDITION_REQ(msg).e_rabs_tobeadded[e_rab].sgw_addr,
&ue_context_pP->ue_context.e_rab[e_rab].param.sgw_addr,
sizeof(transport_layer_addr_t));
@@ -5004,6 +5024,7 @@ void rrc_eNB_handover_ue_context_release(
msg_delete_tunnels_p = itti_alloc_new_message(TASK_RRC_ENB, GTPV1U_ENB_DELETE_TUNNEL_REQ);
memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p)));
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).rnti = ue_context_p->ue_context.rnti;
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).from_gnb = 0;
for (e_rab = 0; e_rab < ue_context_p->ue_context.nb_of_e_rabs; e_rab++) {
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).eps_bearer_id[GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).num_erab++] =
@@ -5789,7 +5810,7 @@ rrc_eNB_generate_HO_RRCConnectionReconfiguration(const protocol_ctxt_t *const ct
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
// Configure target eNB SRB2
/// SRB2
@@ -6341,20 +6362,19 @@ rrc_eNB_generate_HO_RRCConnectionReconfiguration(const protocol_ctxt_t *const ct
ue_context_pP->ue_context.rnti,
rrc_eNB_mui,
size);
/* Refresh SRBs/DRBs */
rrc_pdcp_config_asn1_req(ctxt_pP,
*SRB_configList2, // NULL,
*DRB_configList,
NULL,
0xff, // already configured during the securitymodecommand
NULL,
NULL,
NULL
*SRB_configList2, // NULL,
*DRB_configList,
NULL,
0xff, // already configured during the securitymodecommand
NULL,
NULL,
NULL
#if (LTE_RRC_VERSION >= MAKE_VERSION(9, 0, 0))
, (LTE_PMCH_InfoList_r9_t *) NULL
, (LTE_PMCH_InfoList_r9_t *) NULL
#endif
, NULL);
, NULL);
/* Refresh SRBs/DRBs */
if (!NODE_IS_CU(RC.rrc[ctxt_pP->module_id]->node_type)) {
@@ -6367,7 +6387,7 @@ rrc_eNB_generate_HO_RRCConnectionReconfiguration(const protocol_ctxt_t *const ct
0,
0
#endif
);
);
}
free(quantityConfig->quantityConfigEUTRA->filterCoefficientRSRQ);
@@ -6413,6 +6433,7 @@ rrc_eNB_configure_rbs_handover(struct rrc_eNB_ue_context_s *ue_context_p, protoc
NULL,
NULL,
(LTE_PMCH_InfoList_r9_t *) NULL, NULL);
if (!NODE_IS_CU(RC.rrc[ctxt_pP->module_id]->node_type)) {
rrc_rlc_config_asn1_req(ctxt_pP,
ue_context_p->ue_context.SRB_configList,
@@ -6470,7 +6491,7 @@ rrc_eNB_configure_rbs_handover(struct rrc_eNB_ue_context_s *ue_context_p, protoc
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
}
@@ -6553,6 +6574,7 @@ rrc_eNB_process_RRCConnectionReconfigurationComplete(
kUPenc,
(LTE_PMCH_InfoList_r9_t *) NULL,
NULL);
/* Refresh SRBs/DRBs */
if (!NODE_IS_CU(RC.rrc[ctxt_pP->module_id]->node_type)) {
rrc_rlc_config_asn1_req(ctxt_pP,
@@ -6562,7 +6584,7 @@ rrc_eNB_process_RRCConnectionReconfigurationComplete(
(LTE_PMCH_InfoList_r9_t *) NULL,
0,
0
);
);
}
/* Set the SRB active in UE context */
@@ -6687,7 +6709,7 @@ rrc_eNB_process_RRCConnectionReconfigurationComplete(
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
}
} else { // remove LCHAN from MAC/PHY
@@ -6747,7 +6769,7 @@ rrc_eNB_process_RRCConnectionReconfigurationComplete(
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
}
} // end else of if (ue_context_pP->ue_context.DRB_active[drb_id] == 0)
@@ -6910,7 +6932,7 @@ rrc_eNB_generate_RRCConnectionSetup(
(struct LTE_NonMBSFN_SubframeConfig_r14 *) NULL,
(LTE_SystemInformationBlockType1_MBMS_r14_t *) NULL,
(LTE_MBSFN_AreaInfoList_r9_t *) NULL,
(LTE_MBSFNAreaConfiguration_r9_t*) NULL
(LTE_MBSFNAreaConfiguration_r9_t *) NULL
);
break;
}
@@ -6945,6 +6967,32 @@ rrc_eNB_generate_RRCConnectionSetup(
}
}
//-----------------------------------------------------------------------------
void rrc_eNB_process_reconfiguration_complete_endc(const protocol_ctxt_t *const ctxt_pP,
rrc_eNB_ue_context_t *const ue_context_p)
//-----------------------------------------------------------------------------
{
MessageDef *msg_p;
msg_p = itti_alloc_new_message (TASK_RRC_ENB, X2AP_ENDC_SGNB_RECONF_COMPLETE);
/* MeNB_ue_x2_id is unknown, set to 0.
* This is not correct but X2 id in the eNB is only 12 bits,
* so unfortunately we can't use rnti.
* To be corrected if needed.
* As of today, when stopping t_dc_prep we remove the UE
* from X2. To keep the id until the 'reconfiguration complete' message is received
* needs a rethink/rewrite of this logic. For simplicity, let's
* keep it as is. The only problem we can get is if/when we
* interoperate with a non-OAI gNB. The OAI gNB does not
* care about MeNB_ue_x2_id.
*/
X2AP_ENDC_SGNB_RECONF_COMPLETE(msg_p).MeNB_ue_x2_id = 0;
X2AP_ENDC_SGNB_RECONF_COMPLETE(msg_p).SgNB_ue_x2_id = ue_context_p->ue_context.gnb_rnti;
X2AP_ENDC_SGNB_RECONF_COMPLETE(msg_p).gnb_x2_assoc_id = ue_context_p->ue_context.gnb_x2_assoc_id;
itti_send_msg_to_task (TASK_X2AP, ctxt_pP->instance, msg_p);
}
void setup_ngran_CU(eNB_RRC_INST *rrc) {
}
@@ -7026,6 +7074,8 @@ char openair_rrc_eNB_configuration(
openair_rrc_top_init_eNB(RC.rrc[ctxt.module_id]->carrier[CC_id].MBMS_flag,0);
}
RC.rrc[ctxt.module_id]->nr_scg_ssb_freq = configuration->nr_scg_ssb_freq;
openair_rrc_on(&ctxt);
/*
@@ -7044,6 +7094,16 @@ char openair_rrc_eNB_configuration(
return 0;
}
static
void rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(protocol_ctxt_t *const ctxt_pP,
const int CC_id) {
struct rrc_eNB_ue_context_s *ue_context_p = rrc_eNB_get_next_free_ue_context(ctxt_pP, ctxt_pP->rnti);
rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP,
ue_context_p,
CC_id);
ue_context_p->ue_context.ul_failure_timer = 500; // 500 milliseconds to send the message and remove temporary entry
}
/*------------------------------------------------------------------------------*/
int
rrc_eNB_decode_ccch(
@@ -7122,12 +7182,14 @@ rrc_eNB_decode_ccch(
uint16_t c_rnti = 0;
if (rrcConnectionReestablishmentRequest->ue_Identity.physCellId != RC.rrc[ctxt_pP->module_id]->carrier[CC_id].physCellId) {
/* UE was moving from previous cell so quickly that RRCConnectionReestablishment for previous cell was recieved in this cell */
LOG_E(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" LTE_RRCConnectionReestablishmentRequest ue_Identity.physCellId(%ld) is not equal to current physCellId(%d), let's reject the UE\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
rrcConnectionReestablishmentRequest->ue_Identity.physCellId,
RC.rrc[ctxt_pP->module_id]->carrier[CC_id].physCellId);
rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, ue_context_p, CC_id);
rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(ctxt_pP,
CC_id);
break;
}
@@ -7140,10 +7202,12 @@ rrc_eNB_decode_ccch(
if (rrcConnectionReestablishmentRequest->ue_Identity.c_RNTI.size == 0 ||
rrcConnectionReestablishmentRequest->ue_Identity.c_RNTI.size > 2) {
/* c_RNTI range error should not happen */
LOG_E(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" LTE_RRCConnectionReestablishmentRequest c_RNTI range error, let's reject the UE\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP));
rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, ue_context_p, CC_id);
rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(ctxt_pP,
CC_id);
break;
}
@@ -7155,7 +7219,8 @@ rrc_eNB_decode_ccch(
LOG_E(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" LTE_RRCConnectionReestablishmentRequest without UE context, let's reject the UE\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP));
rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, ue_context_p, CC_id);
rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(ctxt_pP,
CC_id);
break;
}
@@ -7222,8 +7287,10 @@ rrc_eNB_decode_ccch(
if(ue_context_p->ue_context.ue_reestablishment_timer > 0) {
LOG_E(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" RRRCConnectionReconfigurationComplete(Previous) don't receive, delete the Previous UE\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP));
PROTOCOL_RRC_CTXT_UE_FMT" RRRCConnectionReconfigurationComplete(Previous) don't receive, delete the Previous UE,\nprevious Status %d, new Status RRC_RECONFIGURED\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
ue_context_p->ue_context.Status
);
ue_context_p->ue_context.Status = RRC_RECONFIGURED;
protocol_ctxt_t ctxt_old_p;
PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt_old_p,
@@ -7808,8 +7875,7 @@ rrc_eNB_decode_dcch(
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" UE State = RRC_HO_EXECUTION (xid %ld)\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),ul_dcch_msg->message.choice.c1.choice.rrcConnectionReconfigurationComplete.rrc_TransactionIdentifier);
}
else if(ue_context_p->ue_context.Status == RRC_NR_NSA){
} else if(ue_context_p->ue_context.Status == RRC_NR_NSA) {
//Looking for a condition to trigger S1AP E-RAB-Modification-indication, based on the reception of RRCConnectionReconfigurationComplete
//including NR specific elements.
if(ul_dcch_msg->message.choice.c1.choice.rrcConnectionReconfigurationComplete.criticalExtensions.choice.rrcConnectionReconfigurationComplete_r8.
@@ -7827,9 +7893,12 @@ rrc_eNB_decode_dcch(
if(ul_dcch_msg->message.choice.c1.choice.rrcConnectionReconfigurationComplete.criticalExtensions.choice.rrcConnectionReconfigurationComplete_r8.
nonCriticalExtension->nonCriticalExtension->nonCriticalExtension->nonCriticalExtension->nonCriticalExtension->nonCriticalExtension
->scg_ConfigResponseNR_r15!=NULL) {
dedicated_DRB = -1; /* put a value that does not run anything below */
ue_context_p->ue_context.Status = RRC_NR_NSA_RECONFIGURED;
/*Trigger E-RAB Modification Indication */
rrc_eNB_send_E_RAB_Modification_Indication(ctxt_pP, ue_context_p);
/* send reconfiguration complete to gNB */
rrc_eNB_process_reconfiguration_complete_endc(ctxt_pP, ue_context_p);
}
}
}
@@ -7837,8 +7906,7 @@ rrc_eNB_decode_dcch(
}
}
}
}
else {
} else {
dedicated_DRB = 0;
ue_context_p->ue_context.Status = RRC_RECONFIGURED;
LOG_I(RRC,
@@ -7892,6 +7960,7 @@ rrc_eNB_decode_dcch(
msg_delete_tunnels_p = itti_alloc_new_message(TASK_RRC_ENB, GTPV1U_ENB_DELETE_TUNNEL_REQ);
memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p)));
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).rnti = ue_context_p->ue_context.rnti;
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).from_gnb = 0;
for(i = 0; i < NB_RB_MAX; i++) {
if(xid == ue_context_p->ue_context.e_rab[i].xid) {
@@ -8383,8 +8452,7 @@ rrc_eNB_decode_dcch(
case LTE_UL_DCCH_MessageType__c1_PR_mbmsCountingResponse_r10:
T(T_ENB_RRC_MBMS_COUNTING_RESPONSE_R10, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->frame),
T_INT(ctxt_pP->subframe), T_INT(ctxt_pP->rnti));
LOG_E(RRC, "THINH [LTE_UL_DCCH_MessageType__c1_PR_mbmsCountingResponse_r10]\n");
LOG_E(RRC, "THINH [LTE_UL_DCCH_MessageType__c1_PR_mbmsCountingResponse_r10]\n");
break;
case LTE_UL_DCCH_MessageType__c1_PR_interFreqRSTDMeasurementIndication_r10:
@@ -8412,46 +8480,57 @@ rrc_eNB_decode_dcch(
case LTE_UL_DCCH_MessageType__messageClassExtension_PR_c2: //SidelinkUEInformation
if(ul_dcch_msg->message.choice.messageClassExtension.choice.c2.present ==
LTE_UL_DCCH_MessageType__messageClassExtension__c2_PR_scgFailureInformationNR_r15){
LTE_UL_DCCH_MessageType__messageClassExtension__c2_PR_scgFailureInformationNR_r15) {
if (ul_dcch_msg->message.choice.messageClassExtension.choice.c2.choice.scgFailureInformationNR_r15.
criticalExtensions.present == LTE_SCGFailureInformationNR_r15__criticalExtensions_PR_c1){
criticalExtensions.present == LTE_SCGFailureInformationNR_r15__criticalExtensions_PR_c1) {
if (ul_dcch_msg->message.choice.messageClassExtension.choice.c2.choice.scgFailureInformationNR_r15.criticalExtensions.
choice.c1.present == LTE_SCGFailureInformationNR_r15__criticalExtensions__c1_PR_scgFailureInformationNR_r15){
choice.c1.present == LTE_SCGFailureInformationNR_r15__criticalExtensions__c1_PR_scgFailureInformationNR_r15) {
if (ul_dcch_msg->message.choice.messageClassExtension.choice.c2.choice.scgFailureInformationNR_r15.criticalExtensions.
choice.c1.choice.scgFailureInformationNR_r15.failureReportSCG_NR_r15!=NULL) {
choice.c1.choice.scgFailureInformationNR_r15.failureReportSCG_NR_r15!=NULL) {
LOG_E(RRC, "Received NR scgFailureInformation from UE, failure type: %ld \n",
ul_dcch_msg->message.choice.messageClassExtension.choice.c2.choice.scgFailureInformationNR_r15.criticalExtensions.
choice.c1.choice.scgFailureInformationNR_r15.failureReportSCG_NR_r15->failureType_r15);
ul_dcch_msg->message.choice.messageClassExtension.choice.c2.choice.scgFailureInformationNR_r15.criticalExtensions.
choice.c1.choice.scgFailureInformationNR_r15.failureReportSCG_NR_r15->failureType_r15);
xer_fprint(stdout, &asn_DEF_LTE_UL_DCCH_Message, (void *)ul_dcch_msg);
/* TODO: scg failure indication, what to do? Let's remove the UE for now.
* We could re-establish DRB?
* Also, the way to remove is to start ue_release_timer_rrc and
* send RRCConnectionRelease to the UE, maybe it's not good/correct.
*/
if (ue_context_p != NULL) {
ue_context_p->ue_context.ue_release_timer_thres_rrc = 100;
ue_context_p->ue_context.ue_release_timer_rrc = 1;
rrc_eNB_generate_RRCConnectionRelease(ctxt_pP, ue_context_p);
}
}
}
}
}
else if(ul_dcch_msg->message.choice.messageClassExtension.choice.c2.present == LTE_UL_DCCH_MessageType__messageClassExtension__c2_PR_sidelinkUEInformation_r12){
} else if(ul_dcch_msg->message.choice.messageClassExtension.choice.c2.present == LTE_UL_DCCH_MessageType__messageClassExtension__c2_PR_sidelinkUEInformation_r12) {
//case UL_DCCH_MessageType__messageClassExtension__c2_PR_sidelinkUEInformation_r12: //SidelinkUEInformation
LOG_I(RRC,"THINH [LTE_UL_DCCH_MessageType__messageClassExtension_PR_c2]\n");
LOG_DUMPMSG(RRC,DEBUG_RRC,(char *)Rx_sdu,sdu_sizeP,
"[MSG] RRC SidelinkUEInformation \n");
"[MSG] RRC SidelinkUEInformation \n");
MSC_LOG_RX_MESSAGE(
MSC_RRC_ENB,
MSC_RRC_UE,
Rx_sdu,
sdu_sizeP,
MSC_AS_TIME_FMT" SidelinkUEInformation UE %x size %u",
MSC_AS_TIME_ARGS(ctxt_pP),
ue_context_p->ue_context.rnti,
sdu_sizeP);
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" RLC RB %02d --- RLC_DATA_IND %d bytes "
"(SidelinkUEInformation) ---> RRC_eNB\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
DCCH,
MSC_RRC_ENB,
MSC_RRC_UE,
Rx_sdu,
sdu_sizeP,
MSC_AS_TIME_FMT" SidelinkUEInformation UE %x size %u",
MSC_AS_TIME_ARGS(ctxt_pP),
ue_context_p->ue_context.rnti,
sdu_sizeP);
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" RLC RB %02d --- RLC_DATA_IND %d bytes "
"(SidelinkUEInformation) ---> RRC_eNB\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
DCCH,
sdu_sizeP);
rrc_eNB_process_SidelinkUEInformation(
ctxt_pP,
ue_context_p,
&ul_dcch_msg->message.choice.messageClassExtension.choice.c2.choice.sidelinkUEInformation_r12);
}
}
break;
default:
@@ -8618,17 +8697,14 @@ void rrc_enb_init(void) {
//-----------------------------------------------------------------------------
void process_successful_rlc_sdu_indication(int instance,
int rnti,
int message_id)
{
int rnti,
int message_id) {
int release_num;
int release_total;
RRC_release_ctrl_t *release_ctrl;
/* Check if the message sent was RRC Connection Release.
* If yes then continue the release process.
*/
pthread_mutex_lock(&rrc_release_freelist);
if (rrc_release_info.num_UEs > 0) {
@@ -8670,14 +8746,11 @@ void process_successful_rlc_sdu_indication(int instance,
}
//-----------------------------------------------------------------------------
void process_unsuccessful_rlc_sdu_indication(int instance, int rnti)
{
void process_unsuccessful_rlc_sdu_indication(int instance, int rnti) {
int release_num;
int release_total;
RRC_release_ctrl_t *release_ctrl;
/* radio link failure detected by RLC layer, remove UE properly */
pthread_mutex_lock(&rrc_release_freelist);
/* first, check if the rnti is in the list rrc_release_info.RRC_release_ctrl */
@@ -8745,8 +8818,7 @@ void process_rlc_sdu_indication(int instance,
int rnti,
int is_successful,
int srb_id,
int message_id)
{
int message_id) {
if (is_successful)
process_successful_rlc_sdu_indication(instance, rnti, message_id);
else
@@ -8980,6 +9052,19 @@ void rrc_subframe_process(protocol_ctxt_t *const ctxt_pP, const int CC_id) {
ue_to_be_removed[cur_ue]->ue_context.ue_reestablishment_timer = 0;
}
/* remove UE from gNB if UE is in NSA mode */
if (ue_to_be_removed[cur_ue]->ue_context.Status == RRC_NR_NSA ||
ue_to_be_removed[cur_ue]->ue_context.Status == RRC_NR_NSA_RECONFIGURED) {
MessageDef *message_p;
message_p = itti_alloc_new_message(TASK_RRC_ENB, X2AP_ENDC_SGNB_RELEASE_REQUEST);
X2AP_ENDC_SGNB_RELEASE_REQUEST(message_p).rnti = ue_to_be_removed[cur_ue]->ue_context.gnb_rnti;
X2AP_ENDC_SGNB_RELEASE_REQUEST(message_p).assoc_id = ue_to_be_removed[cur_ue]->ue_context.gnb_x2_assoc_id;
X2AP_ENDC_SGNB_RELEASE_REQUEST(message_p).cause = X2AP_CAUSE_RADIO_CONNECTION_WITH_UE_LOST;
itti_send_msg_to_task(TASK_X2AP, ctxt_pP->module_id, message_p);
/* set state to RRC_NR_NSA_DELETED to avoid sending X2AP_ENDC_SGNB_RELEASE_REQUEST again later */
ue_to_be_removed[cur_ue]->ue_context.Status = RRC_NR_NSA_DELETED;
}
rrc_eNB_free_UE(ctxt_pP->module_id, ue_to_be_removed[cur_ue]);
if (ue_to_be_removed[cur_ue]->ue_context.ul_failure_timer >= 20000) {
@@ -9023,6 +9108,27 @@ 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_ENDC_x2_setup_request(int mod_id, x2ap_ENDC_setup_req_t *m) {
if (RC.rrc[mod_id]->num_neigh_cells > MAX_NUM_NEIGH_CELLs) {
LOG_E(RRC, "Error: number of neighbouring cells is exceeded \n");
return;
}
if (m->num_cc > MAX_NUM_CCs) {
LOG_E(RRC, "Error: number of neighbouring cells carriers is exceeded \n");
return;
}
RC.rrc[mod_id]->num_neigh_cells++;
RC.rrc[mod_id]->num_neigh_cells_cc[RC.rrc[mod_id]->num_neigh_cells-1] = m->num_cc;
for (int i=0; i<m->num_cc; i++) {
RC.rrc[mod_id]->neigh_cells_id[RC.rrc[mod_id]->num_neigh_cells-1][i] = m->Nid_cell[i];
RC.rrc[mod_id]->nr_neigh_freq_band[RC.rrc[mod_id]->num_neigh_cells-1][i] = m->servedNrCell_band[i];
}
}
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;
{
@@ -9089,51 +9195,101 @@ void rrc_eNB_process_AdditionResponseInformation(const module_id_t enb_mod_idP,
return;
}
protocol_ctxt_t ctxt;
rrc_eNB_ue_context_t *ue_context;
unsigned char buffer[8192];
int size;
protocol_ctxt_t ctxt;
rrc_eNB_ue_context_t *ue_context;
unsigned char buffer[8192];
int size;
ue_context = rrc_eNB_get_ue_context(RC.rrc[enb_mod_idP], m->rnti);
ue_context = rrc_eNB_get_ue_context(RC.rrc[enb_mod_idP], m->rnti);
if (ue_context) {
ue_context->ue_context.nb_of_modify_endc_e_rabs = m->nb_e_rabs_admitted_tobeadded;
if (ue_context) {
ue_context->ue_context.nb_of_modify_endc_e_rabs = m->nb_e_rabs_admitted_tobeadded;
int j=0;
while(j < m->nb_e_rabs_admitted_tobeadded){
for (int e_rab_idx=0; e_rab_idx<ue_context->ue_context.setup_e_rabs; e_rab_idx++){
//Update ue_context information with gNB's address and new GTP tunnel ID
if( ue_context->ue_context.e_rab[e_rab_idx].param.e_rab_id == m->e_rabs_admitted_tobeadded[j].e_rab_id){
memcpy(ue_context->ue_context.gnb_gtp_endc_addrs[e_rab_idx].buffer,
m->e_rabs_admitted_tobeadded[j].gnb_addr.buffer,
m->e_rabs_admitted_tobeadded[j].gnb_addr.length);
ue_context->ue_context.gnb_gtp_endc_addrs[e_rab_idx].length = m->e_rabs_admitted_tobeadded[j].gnb_addr.length;
ue_context->ue_context.gnb_gtp_endc_teid[e_rab_idx] = m->e_rabs_admitted_tobeadded[j].gtp_teid;
ue_context->ue_context.e_rab[e_rab_idx].status = E_RAB_STATUS_TOMODIFY;
break;
}
}
j++;
ue_context->ue_context.gnb_rnti = m->SgNB_ue_x2_id;
ue_context->ue_context.gnb_x2_assoc_id = m->gnb_x2_assoc_id;
int j=0;
while(j < m->nb_e_rabs_admitted_tobeadded) {
for (int e_rab_idx=0; e_rab_idx<ue_context->ue_context.setup_e_rabs; e_rab_idx++) {
//Update ue_context information with gNB's address and new GTP tunnel ID
if( ue_context->ue_context.e_rab[e_rab_idx].param.e_rab_id == m->e_rabs_admitted_tobeadded[j].e_rab_id) {
memcpy(ue_context->ue_context.gnb_gtp_endc_addrs[e_rab_idx].buffer,
m->e_rabs_admitted_tobeadded[j].gnb_addr.buffer,
m->e_rabs_admitted_tobeadded[j].gnb_addr.length);
ue_context->ue_context.gnb_gtp_endc_addrs[e_rab_idx].length = m->e_rabs_admitted_tobeadded[j].gnb_addr.length;
ue_context->ue_context.gnb_gtp_endc_teid[e_rab_idx] = m->e_rabs_admitted_tobeadded[j].gtp_teid;
ue_context->ue_context.e_rab[e_rab_idx].status = E_RAB_STATUS_TOMODIFY;
break;
}
}
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);
} else {
LOG_E(F1AP, "no ue_context for RNTI %x, acknowledging release\n", m->rnti);
j++;
}
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);
} else {
LOG_E(F1AP, "no ue_context for RNTI %x, acknowledging release\n", m->rnti);
}
}
void rrc_eNB_process_ENDC_DC_prep_timeout(module_id_t module_id, x2ap_ENDC_dc_prep_timeout_t *m)
{
rrc_eNB_ue_context_t *ue_context;
ue_context = rrc_eNB_get_ue_context(RC.rrc[module_id], m->rnti);
if (ue_context == NULL) {
LOG_E(RRC, "receiving DC prep timeout for unknown UE rnti %d\n", m->rnti);
return;
}
if (ue_context->ue_context.Status != RRC_NR_NSA) {
LOG_E(RRC, "receiving DC prep timeout for UE rnti %d not in state RRC_NR_NSA\n", m->rnti);
return;
}
LOG_I(RRC, "DC prep timeout for UE rnti %d, put back to RRC_RECONFIGURED mode\n", m->rnti);
ue_context->ue_context.Status = RRC_RECONFIGURED;
}
void rrc_eNB_process_ENDC_sgNB_release_required(module_id_t module_id, x2ap_ENDC_sgnb_release_required_t *m)
{
rrc_eNB_ue_context_t *ue_context;
protocol_ctxt_t ctxt;
ue_context = rrc_eNB_find_ue_context_from_gnb_rnti(RC.rrc[module_id], m->gnb_rnti);
if (ue_context == NULL) {
LOG_E(RRC, "receiving ENDC SgNB Release Required for unknown UE (with gNB's rnti %d)\n", m->gnb_rnti);
return;
}
/* TODO: what to do? release the UE? if yes, how? Or re-establish bearers in LTE?
* Or something else?
* The following removes the UE, maybe it's not correct at all.
*/
ue_context->ue_context.ue_release_timer_thres_rrc = 100;
ue_context->ue_context.ue_release_timer_rrc = 1;
ue_context->ue_context.Status = RRC_NR_NSA_DELETED;
PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt,
module_id, /* TODO: should be 'instance' */
ENB_FLAG_YES,
ue_context->ue_context.rnti,
0, 0);
rrc_eNB_generate_RRCConnectionRelease(&ctxt, ue_context);
}
//-----------------------------------------------------------------------------
@@ -9414,11 +9570,25 @@ void *rrc_enb_process_itti_msg(void *notUsed) {
break;
}
case X2AP_ENDC_SETUP_REQ:
rrc_eNB_process_ENDC_x2_setup_request(instance, &X2AP_ENDC_SETUP_REQ(msg_p));
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;
}
case X2AP_ENDC_DC_PREP_TIMEOUT: {
rrc_eNB_process_ENDC_DC_prep_timeout(ENB_INSTANCE_TO_MODULE_ID(instance), &X2AP_ENDC_DC_PREP_TIMEOUT(msg_p));
break;
}
case X2AP_ENDC_SGNB_RELEASE_REQUIRED: {
rrc_eNB_process_ENDC_sgNB_release_required(ENB_INSTANCE_TO_MODULE_ID(instance), &X2AP_ENDC_SGNB_RELEASE_REQUIRED(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));
@@ -9470,8 +9640,8 @@ void *rrc_enb_process_itti_msg(void *notUsed) {
break;
case M2AP_MCE_CONFIGURATION_UPDATE:
rrc_eNB_process_M2AP_MCE_CONFIGURATION_UPDATE(&ctxt,&M2AP_MCE_CONFIGURATION_UPDATE(msg_p));
break;
rrc_eNB_process_M2AP_MCE_CONFIGURATION_UPDATE(&ctxt,&M2AP_MCE_CONFIGURATION_UPDATE(msg_p));
break;
case RLC_SDU_INDICATION:
process_rlc_sdu_indication(instance,
@@ -9515,7 +9685,7 @@ rrc_enb_task(
//if (go_nr) rrc_go_nr();
}
}
}
}
/*------------------------------------------------------------------------------*/
void
openair2/RRC/LTE/rrc_eNB_GTPV1U.c
+1
View File
@@ -189,6 +189,7 @@ void rrc_eNB_send_GTPV1U_ENB_DELETE_TUNNEL_REQ(
MessageDef *msg = itti_alloc_new_message(TASK_RRC_ENB, GTPV1U_ENB_DELETE_TUNNEL_REQ);
memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg)));
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg).rnti = ue_context_pP->ue_context.rnti;
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg).from_gnb = 0;
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg).num_erab = ue_context_pP->ue_context.nb_of_e_rabs;
for (int e_rab = 0; e_rab < ue_context_pP->ue_context.nb_of_e_rabs; e_rab++) {
const rb_id_t gtp_ebi = ue_context_pP->ue_context.enb_gtp_ebi[e_rab];
openair2/RRC/LTE/rrc_eNB_S1AP.c
+1
View File
@@ -1751,6 +1751,7 @@ int rrc_eNB_process_S1AP_E_RAB_RELEASE_COMMAND(MessageDef *msg_p, const char *ms
msg_delete_tunnels_p = itti_alloc_new_message(TASK_RRC_ENB, GTPV1U_ENB_DELETE_TUNNEL_REQ);
memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p)));
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).rnti = ue_context_p->ue_context.rnti;
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).from_gnb = 0;
for(i = 0; i < NB_RB_MAX; i++) {
if(xid == ue_context_p->ue_context.e_rab[i].xid) {
openair2/RRC/LTE/rrc_eNB_UE_context.c
+17
View File
@@ -173,6 +173,23 @@ rrc_eNB_get_ue_context(
}
//------------------------------------------------------------------------------
struct rrc_eNB_ue_context_s *
rrc_eNB_find_ue_context_from_gnb_rnti(
eNB_RRC_INST *rrc_instance_pP,
int gnb_rnti)
//------------------------------------------------------------------------------
{
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)) {
if (ue_context_p->ue_context.gnb_rnti == gnb_rnti) {
return ue_context_p;
}
}
return NULL;
}
//------------------------------------------------------------------------------
void rrc_eNB_remove_ue_context(
const protocol_ctxt_t *const ctxt_pP,
openair2/RRC/LTE/rrc_eNB_UE_context.h
+5
View File
@@ -73,6 +73,11 @@ rrc_eNB_get_ue_context(
rnti_t rntiP
);
struct rrc_eNB_ue_context_s *
rrc_eNB_find_ue_context_from_gnb_rnti(
eNB_RRC_INST *rrc_instance_pP,
int gnb_rnti);
void rrc_eNB_remove_ue_context(
const protocol_ctxt_t* const ctxt_pP,
eNB_RRC_INST* rrc_instance_pP,
openair2/RRC/LTE/rrc_proto.h
+2
View File
@@ -360,6 +360,8 @@ void rrc_eNB_process_x2_setup_response(int mod_id, x2ap_setup_resp_t *m);
void rrc_eNB_process_handoverPreparationInformation(int mod_id, x2ap_handover_req_t *m);
void rrc_eNB_process_ENDC_x2_setup_request(int mod_id, x2ap_ENDC_setup_req_t *m);
/**\brief Generate/decode the handover RRCConnectionReconfiguration at eNB
\param module_idP Instance ID for eNB/CH
\param frame Frame index
openair2/RRC/NR/L2_nr_interface.c
+6
View File
@@ -89,6 +89,12 @@ int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP,
}
/* TODO BCCH SIB1 SIBs */
if ((Srb_id & RAB_OFFSET ) == BCCH) {
memcpy(&buffer_pP[0],
RC.rrc[Mod_idP]->carrier[CC_id].SIB1_MBMS,
RC.rrc[Mod_idP]->carrier[CC_id].sizeof_SIB1_MBMS);
}
/* CCCH */
if( (Srb_id & RAB_OFFSET ) == CCCH) {
openair2/RRC/NR/MESSAGES/asn1_msg.c
+31 -30
View File
@@ -200,6 +200,10 @@ uint8_t do_MIB_NR(gNB_RRC_INST *rrc,uint32_t frame) {
mib->message.choice.mib->spare.bits_unused = 7; // This makes a spare of 1 bits
mib->message.choice.mib->ssb_SubcarrierOffset = (carrier->ssb_SubcarrierOffset)&15;
/*
* The SIB1 will be sent in this allocation (Type0-PDCCH) : 38.213, 13-4 Table and 38.213 13-11 to 13-14 tables
* the reverse allocation is in nr_ue_decode_mib()
*/
mib->message.choice.mib->pdcch_ConfigSIB1.controlResourceSetZero = *scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon->choice.setup->controlResourceSetZero;
mib->message.choice.mib->pdcch_ConfigSIB1.searchSpaceZero = *scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon->choice.setup->searchSpaceZero;
AssertFatal(scc->ssbSubcarrierSpacing != NULL, "scc->ssbSubcarrierSpacing is null\n");
@@ -265,10 +269,6 @@ uint8_t do_SIB1_NR(rrc_gNB_carrier_data_t *carrier,
gNB_RrcConfigurationReq *configuration
) {
asn_enc_rval_t enc_rval;
NR_BCCH_DL_SCH_Message_t *sib1_message ;
struct NR_SIB1 *sib1 ;
int i;
struct NR_PLMN_IdentityInfo nr_plmn_info;
// TODO : Add support for more than one PLMN
//int num_plmn = configuration->num_plmn;
@@ -276,31 +276,29 @@ uint8_t do_SIB1_NR(rrc_gNB_carrier_data_t *carrier,
struct NR_PLMN_Identity nr_plmn[num_plmn];
NR_MCC_MNC_Digit_t nr_mcc_digit[num_plmn][3];
NR_MCC_MNC_Digit_t nr_mnc_digit[num_plmn][3];
memset(nr_plmn,0,sizeof(nr_plmn));
memset(nr_mcc_digit,0,sizeof(nr_mcc_digit));
memset(nr_mnc_digit,0,sizeof(nr_mnc_digit));
// struct NR_UAC_BarringInfoSet nr_uac_BarringInfoSet;
sib1_message = CALLOC(1,sizeof(NR_BCCH_DL_SCH_Message_t));
memset(sib1_message,0,sizeof(NR_BCCH_DL_SCH_Message_t));
NR_BCCH_DL_SCH_Message_t *sib1_message = CALLOC(1,sizeof(NR_BCCH_DL_SCH_Message_t));
carrier->siblock1 = sib1_message;
sib1_message->message.present = NR_BCCH_DL_SCH_MessageType_PR_c1;
sib1_message->message.choice.c1 = CALLOC(1,sizeof(struct NR_BCCH_DL_SCH_MessageType__c1));
memset(sib1_message->message.choice.c1,0,sizeof(struct NR_BCCH_DL_SCH_MessageType__c1));
sib1_message->message.choice.c1->present = NR_BCCH_DL_SCH_MessageType__c1_PR_systemInformationBlockType1;
sib1_message->message.choice.c1->choice.systemInformationBlockType1 = CALLOC(1,sizeof(struct NR_SIB1));
sib1 = sib1_message->message.choice.c1->choice.systemInformationBlockType1;
memset(sib1,0,sizeof(struct NR_SIB1));
struct NR_SIB1 *sib1 = sib1_message->message.choice.c1->choice.systemInformationBlockType1;
sib1->cellSelectionInfo = CALLOC(1,sizeof(struct NR_SIB1__cellSelectionInfo));
memset(sib1->cellSelectionInfo,0,sizeof(struct NR_SIB1__cellSelectionInfo));
sib1->cellSelectionInfo->q_RxLevMin = -50;
memset(&nr_plmn_info.plmn_IdentityList,0,sizeof(struct NR_PLMN_IdentityInfo__plmn_IdentityList));
asn_set_empty(&nr_plmn_info.plmn_IdentityList.list);
memset(&nr_plmn_info,0,sizeof(struct NR_PLMN_IdentityInfo));
memset(nr_plmn,0,num_plmn*sizeof(struct NR_PLMN_Identity));
for (i = 0; i < num_plmn; ++i) {
struct NR_PLMN_IdentityInfo *nr_plmn_info=CALLOC(1,sizeof(struct NR_PLMN_IdentityInfo));
asn_set_empty(&nr_plmn_info->plmn_IdentityList.list);
for (int i = 0; i < num_plmn; ++i) {
nr_mcc_digit[i][0] = (configuration->mcc[i]/100)%10;
nr_mcc_digit[i][1] = (configuration->mcc[i]/10)%10;
nr_mcc_digit[i][2] = (configuration->mcc[i])%10;
nr_plmn[i].mcc = CALLOC(1,sizeof(struct NR_MCC));
memset(nr_plmn[i].mcc,0,sizeof(struct NR_MCC));
asn_set_empty(&nr_plmn[i].mcc->list);
ASN_SEQUENCE_ADD(&nr_plmn[i].mcc->list, &nr_mcc_digit[i][0]);
ASN_SEQUENCE_ADD(&nr_plmn[i].mcc->list, &nr_mcc_digit[i][1]);
@@ -308,26 +306,23 @@ uint8_t do_SIB1_NR(rrc_gNB_carrier_data_t *carrier,
nr_mnc_digit[i][0] = (configuration->mnc[i]/100)%10;
nr_mnc_digit[i][1] = (configuration->mnc[i]/10)%10;
nr_mnc_digit[i][2] = (configuration->mnc[i])%10;
memset(&nr_plmn[i].mnc,0,sizeof(NR_MNC_t));
nr_plmn[i].mnc.list.size=0;
nr_plmn[i].mnc.list.count=0;
ASN_SEQUENCE_ADD(&nr_plmn[i].mnc.list, &nr_mnc_digit[i][0]);
ASN_SEQUENCE_ADD(&nr_plmn[i].mnc.list, &nr_mnc_digit[i][1]);
ASN_SEQUENCE_ADD(&nr_plmn[i].mnc.list, &nr_mnc_digit[i][2]);
ASN_SEQUENCE_ADD(&nr_plmn_info.plmn_IdentityList.list, &nr_plmn[i]);
ASN_SEQUENCE_ADD(&nr_plmn_info->plmn_IdentityList.list, &nr_plmn[i]);
}//end plmn loop
nr_plmn_info.cellIdentity.buf = MALLOC(8);
memset(nr_plmn_info.cellIdentity.buf,0,8);
nr_plmn_info.cellIdentity.buf[0]= (configuration->cell_identity >> 20) & 0xff;
nr_plmn_info.cellIdentity.buf[1]= (configuration->cell_identity >> 12) & 0xff;
nr_plmn_info.cellIdentity.buf[2]= (configuration->cell_identity >> 4) & 0xff;
nr_plmn_info.cellIdentity.buf[3]= (configuration->cell_identity << 4) & 0xff;
nr_plmn_info.cellIdentity.size= 4;
nr_plmn_info.cellIdentity.bits_unused= 4;
nr_plmn_info.cellReservedForOperatorUse = 0;
memset(&sib1->cellAccessRelatedInfo,0,sizeof(NR_CellAccessRelatedInfo_t));
ASN_SEQUENCE_ADD(&sib1->cellAccessRelatedInfo.plmn_IdentityList.list, &nr_plmn_info);
nr_plmn_info->cellIdentity.buf = CALLOC(1,8);
nr_plmn_info->cellIdentity.buf[0]= (configuration->cell_identity >> 20) & 0xff;
nr_plmn_info->cellIdentity.buf[1]= (configuration->cell_identity >> 12) & 0xff;
nr_plmn_info->cellIdentity.buf[2]= (configuration->cell_identity >> 4) & 0xff;
nr_plmn_info->cellIdentity.buf[3]= (configuration->cell_identity << 4) & 0xff;
nr_plmn_info->cellIdentity.size= 4;
nr_plmn_info->cellIdentity.bits_unused= 4;
nr_plmn_info->cellReservedForOperatorUse = 0;
ASN_SEQUENCE_ADD(&sib1->cellAccessRelatedInfo.plmn_IdentityList.list, nr_plmn_info);
#if 0
sib1->uac_BarringInfo = CALLOC(1, sizeof(struct NR_SIB1__uac_BarringInfo));
memset(sib1->uac_BarringInfo, 0, sizeof(struct NR_SIB1__uac_BarringInfo));
@@ -340,11 +335,12 @@ uint8_t do_SIB1_NR(rrc_gNB_carrier_data_t *carrier,
ASN_SEQUENCE_ADD(&sib1->uac_BarringInfo->uac_BarringInfoSetList, &nr_uac_BarringInfoSet);
#endif
//encode SIB1 to data
carrier->SIB1=(uint8_t *) malloc16(128);
enc_rval = uper_encode_to_buffer(&asn_DEF_NR_BCCH_DL_SCH_Message,
NULL,
(void *)sib1_message,
carrier->SIB1,
100);
128);
AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
enc_rval.failed_type->name, enc_rval.encoded);
@@ -578,3 +574,8 @@ void do_SpCellConfig(gNB_RRC_INST *rrc,
spconfig->reconfigurationWithSync = CALLOC(1,sizeof(struct NR_ReconfigurationWithSync));
}
int do_DLInformationTransfer_NR (void * p) {
return 0;
}
openair2/RRC/NR/nr_ngap_gNB.c
+57
View File
@@ -0,0 +1,57 @@
/*
* 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
*
* Author and copyright: Laurent Thomas, open-cells.com
*
* 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 <openair2/RRC/LTE/MESSAGES/asn1_msg.h>
#include <openair2/RRC/NR/nr_rrc_proto.h>
void rrc_gNB_process_NGAP_DOWNLINK_NAS (void ) {
do_DLInformationTransfer(0,NULL,0,0,NULL);
// send it as DL data
/*
rrc_data_req (
&ctxt,
srb_id,
(*rrc_eNB_mui)++,
SDU_CONFIRM_NO,
length,
buffer,
PDCP_TRANSMISSION_MODE_CONTROL);
*/
}
void rrc_gNB_send_NGAP_NAS_FIRST_REQ(void ) {
// We are noCore only now
// create message that should come from 5GC
// send it dow
rrc_gNB_process_NGAP_DOWNLINK_NAS();
}
void nr_rrc_rx_tx() {
// check timers
// check if UEs are lost, to remove them from upper layers
//
}
openair2/RRC/NR/nr_rrc_proto.h
+5 -1
View File
@@ -69,6 +69,8 @@ void rrc_parse_ue_capabilities(gNB_RRC_INST *rrc,LTE_UE_CapabilityRAT_ContainerL
void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_p, x2ap_ENDC_sgnb_addition_req_t *m);
void rrc_remove_nsa_user(gNB_RRC_INST *rrc, int rnti);
void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellconfigcommon,
NR_CellGroupConfig_t *secondaryCellGroup,
int scg_id,
@@ -91,9 +93,11 @@ int generate_CG_Config(gNB_RRC_INST *rrc,
int parse_CG_ConfigInfo(gNB_RRC_INST *rrc, NR_CG_ConfigInfo_t *CG_ConfigInfo, x2ap_ENDC_sgnb_addition_req_t *m);
void nr_rrc_rx_tx(void);
/**\brief RRC eNB task.
\param void *args_p Pointer on arguments to start the task. */
void *rrc_gnb_task(void *args_p);
/* Trigger RRC periodic processing. To be called once per ms. */
void nr_rrc_trigger(protocol_ctxt_t *ctxt, int CC_id, int frame, int subframe);
openair2/RRC/NR/rrc_gNB.c
+56 -3
View File
@@ -82,6 +82,7 @@
#include "executables/softmodem-common.h"
#include <openair2/RRC/NR/rrc_gNB_UE_context.h>
#include <openair2/X2AP/x2ap_eNB.h>
//#define XER_PRINT
@@ -178,10 +179,11 @@ void rrc_gNB_generate_SgNBAdditionRequestAcknowledge(
///---------------------------------------------------------------------------------------------------------------///
///---------------------------------------------------------------------------------------------------------------///
static void init_NR_SI(gNB_RRC_INST *rrc) {
static void init_NR_SI(gNB_RRC_INST *rrc, gNB_RrcConfigurationReq *configuration) {
LOG_D(RRC,"%s()\n\n\n\n",__FUNCTION__);
rrc->carrier.MIB = (uint8_t *) malloc16(4);
rrc->carrier.sizeof_MIB = do_MIB_NR(rrc,0);
rrc->carrier.sizeof_SIB1 = do_SIB1_NR(&rrc->carrier,configuration);
LOG_I(NR_RRC,"Done init_NR_SI\n");
rrc_mac_config_req_gNB(rrc->module_id,
rrc->carrier.ssb_SubcarrierOffset,
@@ -271,7 +273,7 @@ char openair_rrc_gNB_configuration(const module_id_t gnb_mod_idP, gNB_RrcConfigu
rrc->carrier.pucch_TargetSNRx10 = configuration->pucch_TargetSNRx10;
/// System Information INIT
LOG_I(NR_RRC, PROTOCOL_NR_RRC_CTXT_FMT" Checking release \n",PROTOCOL_NR_RRC_CTXT_ARGS(&ctxt));
init_NR_SI(rrc);
init_NR_SI(rrc, configuration);
rrc_init_nr_global_param();
openair_nr_rrc_on(&ctxt);
return 0;
@@ -301,6 +303,28 @@ void rrc_gNB_process_AdditionRequestInformation(const module_id_t gnb_mod_idP, x
parse_CG_ConfigInfo(rrc,cg_configinfo,m);
}
void rrc_gNB_process_release_request(const module_id_t gnb_mod_idP, x2ap_ENDC_sgnb_release_request_t *m)
{
gNB_RRC_INST *rrc = RC.nrrrc[gnb_mod_idP];
rrc_remove_nsa_user(rrc, m->rnti);
}
void rrc_gNB_process_dc_overall_timeout(const module_id_t gnb_mod_idP, x2ap_ENDC_dc_overall_timeout_t *m)
{
gNB_RRC_INST *rrc = RC.nrrrc[gnb_mod_idP];
rrc_remove_nsa_user(rrc, m->rnti);
}
void nr_rrc_subframe_process(protocol_ctxt_t *const ctxt_pP, const int CC_id) {
MessageDef *msg;
/* send a tick to x2ap */
if (is_x2ap_enabled()){
msg = itti_alloc_new_message(TASK_RRC_ENB, X2AP_SUBFRAME_PROCESS);
itti_send_msg_to_task(TASK_X2AP, ctxt_pP->module_id, msg);
}
}
///---------------------------------------------------------------------------------------------------------------///
///---------------------------------------------------------------------------------------------------------------///
void *rrc_gnb_task(void *args_p) {
@@ -319,7 +343,10 @@ void *rrc_gnb_task(void *args_p) {
itti_receive_msg(TASK_RRC_GNB, &msg_p);
msg_name_p = ITTI_MSG_NAME(msg_p);
instance = ITTI_MSG_INSTANCE(msg_p);
LOG_I(NR_RRC,"Received message %s\n",msg_name_p);
/* RRC_SUBFRAME_PROCESS is sent every subframe, do not log it */
if (ITTI_MSG_ID(msg_p) != RRC_SUBFRAME_PROCESS)
LOG_I(NR_RRC,"Received message %s\n",msg_name_p);
switch (ITTI_MSG_ID(msg_p)) {
case TERMINATE_MESSAGE:
@@ -333,6 +360,10 @@ void *rrc_gnb_task(void *args_p) {
/* Messages from MAC */
case RRC_SUBFRAME_PROCESS:
nr_rrc_subframe_process(&RRC_SUBFRAME_PROCESS(msg_p).ctxt, RRC_SUBFRAME_PROCESS(msg_p).CC_id);
break;
/* Messages from PDCP */
/*
@@ -406,6 +437,20 @@ void *rrc_gnb_task(void *args_p) {
LOG_I(NR_RRC, "Handling of reconfiguration complete message at RRC gNB is pending \n");
break;
case X2AP_ENDC_SGNB_RELEASE_REQUEST:
LOG_I(NR_RRC, "Received ENDC sgNB release request from X2AP \n");
rrc_gNB_process_release_request(GNB_INSTANCE_TO_MODULE_ID(instance), &X2AP_ENDC_SGNB_RELEASE_REQUEST(msg_p));
break;
case X2AP_ENDC_DC_OVERALL_TIMEOUT:
rrc_gNB_process_dc_overall_timeout(GNB_INSTANCE_TO_MODULE_ID(instance), &X2AP_ENDC_DC_OVERALL_TIMEOUT(msg_p));
break;
/* Messages from GTP */
case GTPV1U_ENB_DELETE_TUNNEL_RESP:
/* nothing to do? */
break;
default:
LOG_E(NR_RRC, "[gNB %d] Received unexpected message %s\n", instance, msg_name_p);
break;
@@ -417,3 +462,11 @@ void *rrc_gnb_task(void *args_p) {
}
}
void nr_rrc_trigger(protocol_ctxt_t *ctxt, int CC_id, int frame, int subframe)
{
MessageDef *message_p;
message_p = itti_alloc_new_message(TASK_RRC_GNB, RRC_SUBFRAME_PROCESS);
RRC_SUBFRAME_PROCESS(message_p).ctxt = *ctxt;
RRC_SUBFRAME_PROCESS(message_p).CC_id = CC_id;
itti_send_msg_to_task(TASK_RRC_GNB, ctxt->module_id, message_p);
}
openair2/RRC/NR/rrc_gNB_nsa.c
+56 -12
View File
@@ -27,8 +27,6 @@
* \company Eurecom
* \email: raymond.knopp@eurecom.fr
*/
#ifndef RRC_GNB_NSA_C
#define RRC_GNB_NSA_C
#include "nr_rrc_defs.h"
#include "NR_RRCReconfiguration.h"
@@ -247,15 +245,21 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_
LOG_W(RRC, "No E-RAB to be added received from SgNB Addition Request message \n");
}
//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
if (m != NULL) {
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).MeNB_ue_x2_id = m->ue_x2_id;
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).SgNB_ue_x2_id = ue_context_p->ue_context.secondaryCellGroup->spCellConfig->reconfigurationWithSync->newUE_Identity;
//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
rrc_mac_config_req_gNB(rrc->module_id,
@@ -290,5 +294,45 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_
}
void rrc_remove_nsa_user(gNB_RRC_INST *rrc, int rnti) {
protocol_ctxt_t ctxt;
rrc_gNB_ue_context_t *ue_context;
MessageDef *msg_delete_tunnels_p;
int e_rab;
#endif
LOG_D(RRC, "calling rrc_remove_nsa_user rnti %d\n", rnti);
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, rrc->module_id, GNB_FLAG_YES, rnti, 0, 0, rrc->module_id);
ue_context = rrc_gNB_get_ue_context(rrc, rnti);
if (ue_context == NULL) {
LOG_W(RRC, "rrc_remove_nsa_user: rnti %d not found\n", rnti);
return;
}
pdcp_remove_UE(&ctxt);
rrc_rlc_remove_ue(&ctxt);
mac_remove_nr_ue(rrc->module_id, rnti);
/* delete gtp tunnel */
msg_delete_tunnels_p = itti_alloc_new_message(TASK_RRC_GNB, GTPV1U_ENB_DELETE_TUNNEL_REQ);
memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p)));
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).rnti = rnti;
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).from_gnb = 1;
LOG_D(RRC, "ue_context->ue_context.nb_of_e_rabs %d\n", ue_context->ue_context.nb_of_e_rabs);
for (e_rab = 0; e_rab < ue_context->ue_context.nb_of_e_rabs; e_rab++) {
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).eps_bearer_id[GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).num_erab++] =
ue_context->ue_context.gnb_gtp_ebi[e_rab];
// erase data
ue_context->ue_context.gnb_gtp_teid[e_rab] = 0;
memset(&ue_context->ue_context.gnb_gtp_addrs[e_rab], 0, sizeof(ue_context->ue_context.gnb_gtp_addrs[e_rab]));
ue_context->ue_context.gnb_gtp_ebi[e_rab] = 0;
}
itti_send_msg_to_task(TASK_GTPV1_U, rrc->module_id, msg_delete_tunnels_p);
/* remove context */
rrc_gNB_remove_ue_context(&ctxt, rrc, ue_context);
}
openair2/RRC/NR/rrc_gNB_reconfig.c
+128 -955
View File
File diff suppressed because it is too large Load Diff
openair2/RRC/NR_UE/rrc_UE.c
+3 -3
View File
@@ -399,9 +399,9 @@ int8_t nr_rrc_ue_decode_NR_BCCH_BCH_Message(
}
for(i=0; i<buffer_len; ++i){
printf("[RRC] MIB PDU : %d\n", bufferP[i]);
}
//for(i=0; i<buffer_len; ++i){
// printf("[RRC] MIB PDU : %d\n", bufferP[i]);
//}
asn_dec_rval_t dec_rval = uper_decode_complete( NULL,
&asn_DEF_NR_BCCH_BCH_Message,
openair2/UTIL/OPT/mac_pcap.h
+1 -16
View File
@@ -6,6 +6,7 @@
#include <arpa/inet.h>
#define MAC_LTE_DLT 147
#define DLT_IPV4 228
/********************************************************/
/* Definitions and descriptions come from:
http://wiki.wireshark.org/Development/LibpcapFileFormat */
@@ -29,20 +30,4 @@ typedef struct pcaprec_hdr_s {
unsigned int orig_len; /* actual length of packet */
} pcaprec_hdr_t;
/* Context information for every MAC PDU that will be logged */
typedef struct MAC_Context_Info_t {
unsigned short radioType;
unsigned char direction;
unsigned char rntiType;
unsigned short rnti;
unsigned short ueid;
unsigned char isRetx;
unsigned char crcStatusOK;
unsigned short sysFrameNumber;
unsigned short subFrameNumber;
unsigned int subframesSinceCaptureStart;
} MAC_Context_Info_t;
#endif
openair2/UTIL/OPT/opt.h
+1 -1
View File
@@ -73,7 +73,7 @@ typedef guint8 gboolean;
/* optname helpstr paramflags XXXptr defXXXval type numelt */
/*---------------------------------------------------------------------------------------------------------------------------------------------*/
#define OPT_PARAMS_DESC { \
{"type" , CONFIG_HLP_TYPEMON, 0, strptr:&in_type, defstrval:"none", TYPE_STRING, 0}, \
{"type" , CONFIG_HLP_TYPEMON, 0, strptr:(char**)&in_type, defstrval:"none", TYPE_STRING, 0}, \
{"ip" , CONFIG_HLP_L2MONIP, 0, strptr:(char**)&in_ip, defstrval:"127.0.0.1", TYPE_STRING, 0}, \
{"path" , CONFIG_HLP_L2MONPATH, 0, strptr:(char**)&in_path,defstrval:"/tmp/oai_opt.pcap", TYPE_STRING, 0}, \
}
openair2/UTIL/OPT/probe.c
+108 -107
View File
@@ -90,6 +90,7 @@ what about the implementation
#include <pthread.h>
#include <stdint.h>
#include <sys/time.h>
#include "common/config/config_userapi.h"
#include "opt.h"
#include "common/utils/system.h"
@@ -99,8 +100,6 @@ int opt_enabled=0;
//static unsigned char g_PDUBuffer[1600];
//static unsigned int g_PDUOffset;
static char in_ip[128]={0};
static char in_path[128]={0};
FILE *file_fd = NULL;
pcap_hdr_t file_header = {
0xa1b2c3d4, /* magic number */
@@ -108,10 +107,14 @@ pcap_hdr_t file_header = {
0, /* timezone */
0, /* sigfigs - apparently all tools do this */
65535, /* snaplen - this should be long enough */
MAC_LTE_DLT /* Data Link Type (DLT). Set as unused value 147 for now */
DLT_IPV4
//MAC_LTE_DLT /* Data Link Type (DLT). Set as unused value 147 for now */
};
trace_mode_t opt_type = OPT_NONE;
static char *in_type=NULL;
static char *in_path=NULL;
static char *in_ip=NULL;
static unsigned int subframesSinceCaptureStart;
static int g_socksd = -1;/* UDP socket used for sending frames */
@@ -131,8 +134,80 @@ static void SendFrame(guint8 radioType, guint8 direction, guint8 rntiType,
guint8 oob_event, guint8 oob_event_value,
uint8_t *pdu_buffer, unsigned int pdu_buffer_size);
static int MAC_LTE_PCAP_WritePDU(MAC_Context_Info_t *context,
const unsigned char *PDU, unsigned int length);
unsigned short checksum(unsigned short *ptr, int length) {
int sum = 0;
u_short answer = 0;
unsigned short *w = ptr;
int nleft = length;
while(nleft > 1) {
sum += *w++;
nleft -= 2;
}
sum = (sum >> 16) + (sum & 0xFFFF);
sum += (sum >> 16);
answer = ~sum;
return(answer);
}
/* Write an individual PDU (PCAP packet header + mac-context + mac-pdu) */
static int MAC_LTE_PCAP_WritePDU(const uint8_t *PDU,
unsigned int length) {
pcaprec_hdr_t packet_header;
// IPv4 header
typedef struct ip_hdr {
unsigned char ip_verlen; // 4-bit IPv4 version 4-bit header length (in 32-bit words)
unsigned char ip_tos; // IP type of service
unsigned short ip_totallength; // Total length
unsigned short ip_id; // Unique identifier
unsigned short ip_offset; // Fragment offset field
unsigned char ip_ttl; // Time to live
unsigned char ip_protocol; // Protocol(TCP,UDP etc)
unsigned short ip_checksum; // IP checksum
unsigned int ip_srcaddr; // Source address
unsigned int ip_destaddr; // Source address
} IPV4_HDR;
// Define the UDP header
typedef struct udp_hdr {
unsigned short src_portno; // Source port no.
unsigned short dst_portno; // Dest. port no.
unsigned short udp_length; // Udp packet length
unsigned short udp_checksum; // Udp checksum (optional)
} UDP_HDR;
IPV4_HDR IPheader= {0};
IPheader.ip_verlen = (4 << 4) | (sizeof(IPV4_HDR) / sizeof(uint32_t));
IPheader.ip_totallength = htons(sizeof(IPV4_HDR) + sizeof(UDP_HDR) + length);
IPheader.ip_ttl = 8; // Time-to-live is eight
IPheader.ip_protocol = IPPROTO_UDP;
IPheader.ip_srcaddr = inet_addr(in_ip);
IPheader.ip_destaddr = inet_addr(in_ip);
IPheader.ip_checksum = checksum((unsigned short *)&IPheader, sizeof(IPV4_HDR));
// Initialize the UDP header
UDP_HDR UDPheader;
UDPheader.src_portno = htons( PACKET_MAC_LTE_DEFAULT_UDP_PORT);
UDPheader.dst_portno = htons( PACKET_MAC_LTE_DEFAULT_UDP_PORT);
UDPheader.udp_length = htons(sizeof(UDP_HDR) + length);
UDPheader.udp_checksum = 0;
/****************************************************************/
/* PCAP Header */
/* TODO: Timestamp might want to be relative to a more sensible
base time... */
struct timeval tv;
gettimeofday(&tv, NULL);
packet_header.ts_sec = tv.tv_sec;
packet_header.ts_usec = tv.tv_usec;
packet_header.incl_len =sizeof(IPV4_HDR) + sizeof(UDP_HDR) + length;
packet_header.orig_len =sizeof(IPV4_HDR) + sizeof(UDP_HDR) + length;
/***************************************************************/
/* Now write everything to the file */
fwrite(&packet_header, sizeof(pcaprec_hdr_t), 1, file_fd);
fwrite(&IPheader, sizeof(IPV4_HDR), 1, file_fd);
fwrite(&UDPheader, sizeof(UDP_HDR), 1, file_fd);
fwrite(PDU, 1, length, file_fd);
fflush(file_fd);
return length;
}
static void *opt_listener_thread(void *arg) {
ssize_t ret;
@@ -198,7 +273,6 @@ int opt_create_listener_socket(char *ip_address, uint16_t port) {
}
threadCreate(&opt_listener.thread, opt_listener_thread, NULL, "flexran", -1, OAI_PRIORITY_RT_LOW);
return 0;
}
@@ -321,67 +395,20 @@ static void SendFrame(guint8 radioType, guint8 direction, guint8 rntiType,
frameOffset += pdu_buffer_size;
}
/* Send out the data over the UDP socket */
bytesSent = sendto(g_socksd, frameBuffer, frameOffset, 0,
(const struct sockaddr *)&g_serv_addr, sizeof(g_serv_addr));
if ( opt_type == OPT_WIRESHARK )
/* Send out the data over the UDP socket */
bytesSent = sendto(g_socksd, frameBuffer, frameOffset, 0,
(const struct sockaddr *)&g_serv_addr, sizeof(g_serv_addr));
else
bytesSent = MAC_LTE_PCAP_WritePDU(frameBuffer, frameOffset);
if (bytesSent != frameOffset) {
LOG_W(OPT, "sendto() failed (not a thread-safe func)- expected %d bytes, got %ld (errno=%d)\n",
LOG_W(OPT, "trace_pdu expected %d bytes, got %ld (errno=%d)\n",
frameOffset, bytesSent, errno);
//exit(1);
}
}
/* Write an individual PDU (PCAP packet header + mac-context + mac-pdu) */
static int MAC_LTE_PCAP_WritePDU(MAC_Context_Info_t *context,
const uint8_t *PDU,
unsigned int length)
{
pcaprec_hdr_t packet_header;
uint8_t context_header[256];
int offset = 0;
unsigned short tmp16;
/*****************************************************************/
/* Context information (same as written by UDP heuristic clients */
context_header[offset++] = context->radioType;
context_header[offset++] = context->direction;
context_header[offset++] = context->rntiType;
/* RNTI */
context_header[offset++] = MAC_LTE_RNTI_TAG;
tmp16 = htons(context->rnti);
memcpy(context_header+offset, &tmp16, 2);
offset += 2;
/* UEId */
context_header[offset++] = MAC_LTE_UEID_TAG;
tmp16 = htons(context->ueid);
memcpy(context_header+offset, &tmp16, 2);
offset += 2;
/* Subframe number */
context_header[offset++] = MAC_LTE_FRAME_SUBFRAME_TAG;
tmp16 = htons(context->subFrameNumber);
memcpy(context_header+offset, &tmp16, 2);
offset += 2;
/* CRC Status */
context_header[offset++] = MAC_LTE_CRC_STATUS_TAG;
context_header[offset++] = context->crcStatusOK;
/* Data tag immediately preceding PDU */
context_header[offset++] = MAC_LTE_PAYLOAD_TAG;
/****************************************************************/
/* PCAP Header */
/* TODO: Timestamp might want to be relative to a more sensible
base time... */
packet_header.ts_sec = context->subframesSinceCaptureStart / 1000;
packet_header.ts_usec = (context->subframesSinceCaptureStart % 1000) * 1000;
packet_header.incl_len = offset + length;
packet_header.orig_len = offset + length;
/***************************************************************/
/* Now write everything to the file */
fwrite(&packet_header, sizeof(pcaprec_hdr_t), 1, file_fd);
fwrite(context_header, 1, offset, file_fd);
fwrite(PDU, 1, length, file_fd);
return 1;
}
#include <common/ran_context.h>
extern RAN_CONTEXT_t RC;
#include <openair1/PHY/phy_extern_ue.h>
@@ -389,7 +416,6 @@ extern RAN_CONTEXT_t RC;
void trace_pdu_implementation(int direction, uint8_t *pdu_buffer, unsigned int pdu_buffer_size,
int ueid, int rntiType, int rnti, uint16_t sysFrameNumber, uint8_t subFrameNumber, int oob_event,
int oob_event_value) {
MAC_Context_Info_t pdu_context;
int radioType=FDD_RADIO;
LOG_D(OPT,"sending packet to wireshark: direction=%s, size: %d, ueid: %d, rnti: %x, frame/sf: %d.%d\n",
direction?"DL":"UL", pdu_buffer_size, ueid, rnti, sysFrameNumber,subFrameNumber);
@@ -405,53 +431,41 @@ void trace_pdu_implementation(int direction, uint8_t *pdu_buffer, unsigned int p
switch (opt_type) {
case OPT_WIRESHARK :
if (g_socksd == -1) {
if (g_socksd == -1)
return;
}
SendFrame( radioType,
(direction == DIRECTION_DOWNLINK) ? DIRECTION_DOWNLINK : DIRECTION_UPLINK,
rntiType, rnti, ueid, (sysFrameNumber<<4) + subFrameNumber,
1, 0, 1, //guint8 isPredefinedData, guint8 retx, guint8 crcStatus
oob_event,oob_event_value,
pdu_buffer, pdu_buffer_size);
break;
case OPT_PCAP:
if (file_fd == NULL) {
if (file_fd == NULL)
return;
}
pdu_context.radioType = radioType;
pdu_context.direction = (direction == DIRECTION_DOWNLINK) ? DIRECTION_DOWNLINK
: DIRECTION_UPLINK;
pdu_context.rntiType = rntiType;
pdu_context.rnti = rnti;
pdu_context.ueid = ueid;
pdu_context.isRetx = 0;
pdu_context.crcStatusOK =1;
pdu_context.sysFrameNumber = sysFrameNumber;
pdu_context.subFrameNumber = subFrameNumber;
pdu_context.subframesSinceCaptureStart = subframesSinceCaptureStart++;
MAC_LTE_PCAP_WritePDU( &pdu_context, pdu_buffer, pdu_buffer_size);
break;
case OPT_TSHARK:
default:
return;
break;
}
SendFrame( radioType,
(direction == DIRECTION_DOWNLINK) ? DIRECTION_DOWNLINK : DIRECTION_UPLINK,
rntiType, rnti, ueid, (sysFrameNumber<<4) + subFrameNumber,
1, 0, 1, //guint8 isPredefinedData, guint8 retx, guint8 crcStatus
oob_event,oob_event_value,
pdu_buffer, pdu_buffer_size);
}
/*---------------------------------------------------*/
int init_opt(void)
{
char *in_type=NULL;
int init_opt(void) {
in_type=malloc(200);
in_ip=malloc(200);
in_path=malloc(200);
paramdef_t opt_params[] = OPT_PARAMS_DESC ;
checkedparam_t opt_checkParams[] = OPTPARAMS_CHECK_DESC;
uint16_t in_port=0;
config_set_checkfunctions(opt_params, opt_checkParams,
sizeof(opt_params)/sizeof(paramdef_t));
config_get( opt_params,sizeof(opt_params)/sizeof(paramdef_t),OPT_CONFIGPREFIX);
subframesSinceCaptureStart = 0;
int tmptype = config_get_processedint( &(opt_params[OPTTYPE_IDX]));
@@ -462,25 +476,21 @@ int init_opt(void)
} else if (tmptype == OPT_PCAP && strlen(in_path) > 0) {
opt_type = OPT_PCAP;
opt_enabled=1;
LOG_I(OPT,"Enabling OPT for PCAP with the following file %s \n",in_path);
} else if (tmptype == OPT_WIRESHARK && strlen(in_ip) > 0) {
opt_enabled=1;
opt_type = OPT_WIRESHARK;
LOG_I(OPT,"Enabling OPT for wireshark for local interface %s\n",in_ip);
} else {
LOG_E(OPT,"Invalid OPT configuration\n");
config_printhelp(opt_params,sizeof(opt_params)/sizeof(paramdef_t),OPT_CONFIGPREFIX);
}
in_port = PACKET_MAC_LTE_DEFAULT_UDP_PORT;
// trace_mode
switch (opt_type) {
case OPT_WIRESHARK:
LOG_I(OPT,"mode Wireshark: ip %s port %d\n", in_ip, PACKET_MAC_LTE_DEFAULT_UDP_PORT);
/* Create local server socket only if using localhost address */
if (strcmp(in_ip, "127.0.0.1") == 0) {
opt_create_listener_socket(in_ip, in_port);
if (strncmp(in_ip, "127.0.0.1", 4) == 0) {
opt_create_listener_socket(in_ip, PACKET_MAC_LTE_DEFAULT_UDP_PORT);
}
g_socksd = socket(AF_INET, SOCK_DGRAM, 0);
@@ -493,11 +503,12 @@ int init_opt(void)
/* Get remote IP address from the function argument */
g_serv_addr.sin_family = AF_INET;
g_serv_addr.sin_port = htons(in_port);
g_serv_addr.sin_port = htons(PACKET_MAC_LTE_DEFAULT_UDP_PORT);
g_serv_addr.sin_addr.s_addr = inet_addr(in_ip);
break;
case OPT_PCAP:
LOG_I(OPT,"mode PCAB : path is %s \n",in_path);
file_fd = fopen(in_path, "w");
if (file_fd == NULL) {
@@ -516,19 +527,9 @@ int init_opt(void)
default:
opt_type = OPT_NONE;
LOG_W(OPT, "supported Option\n");
LOG_E(OPT,"Unsupported or unknown mode %d \n", opt_type);
break;
}
if ( opt_type == OPT_WIRESHARK )
LOG_E(OPT,"mode Wireshark: ip %s port %d\n", in_ip, in_port);
else if (opt_type == OPT_PCAP)
LOG_E(OPT,"mode PCAB : path is %s \n",in_path);
else
LOG_E(OPT,"Unsupported or unknown mode %d \n", opt_type);
// mac_info = (mac_info*)malloc16(sizeof(mac_lte_info));
// memset(mac_info, 0, sizeof(mac_lte_info)+pdu_buffer_size + 8);
return (1);
}
openair2/X2AP/x2ap_eNB.c
+64 -38
View File
@@ -305,7 +305,9 @@ void x2ap_eNB_handle_register_eNB(instance_t instance,
x2ap_id_manager_init(&new_instance->id_manager);
x2ap_timers_init(&new_instance->timers,
x2ap_register_eNB->t_reloc_prep,
x2ap_register_eNB->tx2_reloc_overall);
x2ap_register_eNB->tx2_reloc_overall,
x2ap_register_eNB->t_dc_prep,
x2ap_register_eNB->t_dc_overall);
for (int i = 0; i< x2ap_register_eNB->num_cc; i++) {
new_instance->eutra_band[i] = x2ap_register_eNB->eutra_band[i];
@@ -476,7 +478,10 @@ void x2ap_eNB_handle_sgNB_add_req(instance_t instance,
}
/* 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_id_set_state(id_manager, ue_id, X2ID_STATE_NSA_ENB_PREPARE);
x2ap_set_dc_prep_timer(id_manager, ue_id,
x2ap_timer_get_tti(&instance_p->timers));
x2ap_id_set_target(id_manager, ue_id, x2ap_eNB_data);
x2ap_eNB_generate_ENDC_x2_SgNB_addition_request(instance_p, x2ap_ENDC_sgnb_addition_req,
x2ap_eNB_data, ue_id);
@@ -498,9 +503,6 @@ void x2ap_gNB_trigger_sgNB_add_req_ack(instance_t instance,
x2ap_eNB_instance_t *instance_p;
x2ap_eNB_data_t *target;
int ue_id;
/*int source_assoc_id = x2ap_ENDC_sgnb_addition_req_ACK->source_assoc_id;
int id_source;
int id_target;*/
instance_p = x2ap_eNB_get_instance(instance);
DevAssert(instance_p != NULL);
@@ -514,22 +516,15 @@ void x2ap_gNB_trigger_sgNB_add_req_ack(instance_t instance,
X2AP_ERROR("could not allocate a new X2AP UE ID\n");
exit(1);
}
/* id_source is ue_id, id_target is unknown yet */
x2ap_set_ids(id_manager, ue_id, x2ap_ENDC_sgnb_addition_req_ACK->rnti, ue_id,
x2ap_ENDC_sgnb_addition_req_ACK->MeNB_ue_x2_id);
x2ap_id_set_state(id_manager, ue_id, X2ID_STATE_SOURCE_OVERALL);
/*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);*/
/* id_Source is MeNB_ue_x2_id, id_target is rnti (rnti is SgNB_ue_x2_id) */
x2ap_set_ids(id_manager, ue_id,
x2ap_ENDC_sgnb_addition_req_ACK->SgNB_ue_x2_id,
x2ap_ENDC_sgnb_addition_req_ACK->MeNB_ue_x2_id,
x2ap_ENDC_sgnb_addition_req_ACK->SgNB_ue_x2_id);
x2ap_id_set_state(id_manager, ue_id, X2ID_STATE_NSA_GNB_OVERALL);
x2ap_set_dc_overall_timer(id_manager, ue_id,
x2ap_timer_get_tti(&instance_p->timers));
x2ap_id_set_target(id_manager, ue_id, target);
x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK(instance_p, target,
x2ap_ENDC_sgnb_addition_req_ACK, ue_id);
@@ -540,27 +535,24 @@ void x2ap_gNB_trigger_sgNB_add_req_ack(instance_t instance,
* @param : IN instance, IN x2ap_reconf_complete
**/
static
void x2ap_eNB_trigger_sgnb_reconfiguration_complete(instance_t instance,
x2ap_ENDC_reconf_complete_t *x2ap_reconf_complete)
void x2ap_eNB_trigger_sgnb_reconfiguration_complete(instance_t instance,
x2ap_ENDC_reconf_complete_t *x2ap_reconf_complete)
{
x2ap_eNB_instance_t *instance_p = NULL;
x2ap_eNB_data_t *target = NULL;
int id_source = -1;
int id_target = -1;
LTE_PhysCellId_t target_pci;
x2ap_eNB_instance_t *instance_p;
x2ap_eNB_data_t *target;
int id_source;
int id_target;
instance_p = x2ap_eNB_get_instance(instance);
DevAssert(instance_p != NULL);
DevAssert(x2ap_reconf_complete != NULL);
target_pci = x2ap_reconf_complete->target_physCellId;
target = x2ap_is_eNB_pci_in_list(target_pci);
target = x2ap_get_eNB(NULL,x2ap_reconf_complete->gnb_x2_assoc_id, 0);
DevAssert(target != NULL);
id_source = x2ap_reconf_complete->MeNB_ue_x2_id;
id_target = x2ap_reconf_complete->SgNB_ue_x2_id;
x2ap_eNB_generate_ENDC_x2_SgNB_reconfiguration_complete(instance_p, target, id_source, id_target);
}
@@ -589,6 +581,34 @@ void x2ap_eNB_ue_context_release(instance_t instance,
x2ap_release_id(&instance_p->id_manager, ue_id);
}
static
void x2ap_eNB_handle_sgNB_release_request(instance_t instance,
x2ap_ENDC_sgnb_release_request_t *x2ap_release_req)
{
x2ap_eNB_instance_t *instance_p;
x2ap_eNB_data_t *target;
instance_p = x2ap_eNB_get_instance(instance);
DevAssert(instance_p != NULL);
DevAssert(x2ap_release_req != NULL);
if (x2ap_release_req->rnti == -1 ||
x2ap_release_req->assoc_id == -1) {
X2AP_WARN("x2ap_eNB_handle_sgNB_release_request: bad rnti or assoc_id, do not send release request to gNB\n");
return;
}
target = x2ap_get_eNB(NULL, x2ap_release_req->assoc_id, 0);
DevAssert(target != NULL);
/* id_source is not used by oai's gNB so it's not big deal. For
* interoperability with other gNBs things may need to be refined.
*/
x2ap_eNB_generate_ENDC_x2_SgNB_release_request(instance_p, target,
0, x2ap_release_req->rnti,
x2ap_release_req->cause);
}
void *x2ap_task(void *arg) {
MessageDef *received_msg = NULL;
int result;
@@ -640,10 +660,16 @@ void *x2ap_task(void *arg) {
LOG_I(X2AP, "Received elements for X2AP_ENDC_SGNB_ADDITION_REQ_ACK \n");
break;
case X2AP_ENDC_SGNB_RECONF_COMPLETE:
x2ap_eNB_trigger_sgnb_reconfiguration_complete(ITTI_MESSAGE_GET_INSTANCE(received_msg),
&X2AP_ENDC_SGNB_RECONF_COMPLETE(received_msg));
break;
case X2AP_ENDC_SGNB_RECONF_COMPLETE:
x2ap_eNB_trigger_sgnb_reconfiguration_complete(ITTI_MESSAGE_GET_INSTANCE(received_msg),
&X2AP_ENDC_SGNB_RECONF_COMPLETE(received_msg));
break;
case X2AP_ENDC_SGNB_RELEASE_REQUEST:
x2ap_eNB_handle_sgNB_release_request(ITTI_MESSAGE_GET_INSTANCE(received_msg),
&X2AP_ENDC_SGNB_RELEASE_REQUEST(received_msg));
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);
openair2/X2AP/x2ap_eNB_decoder.c
+12
View File
@@ -69,6 +69,14 @@ static int x2ap_eNB_decode_initiating_message(X2AP_X2AP_PDU_t *pdu)
X2AP_INFO("X2AP_ProcedureCode_id_sgNBReconfigurationCompletion message!\n");
break;
case X2AP_ProcedureCode_id_meNBinitiatedSgNBRelease:
X2AP_INFO("X2AP_ProcedureCode_id_meNBinitiatedSgNBRelease message!\n");
break;
case X2AP_ProcedureCode_id_sgNBinitiatedSgNBRelease:
X2AP_INFO("X2AP_ProcedureCode_id_sgNBinitiatedSgNBRelease message!\n");
break;
default:
X2AP_ERROR("Unknown procedure ID (%d) for initiating message\n",
(int)pdu->choice.initiatingMessage.procedureCode);
@@ -103,6 +111,10 @@ 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_meNBinitiatedSgNBRelease:
X2AP_INFO("meNBinitiatedSgNBRelease successful outcome!\n");
break;
default:
X2AP_ERROR("Unknown procedure ID (%d) for successfull outcome message\n",
(int)pdu->choice.successfulOutcome.procedureCode);
openair2/X2AP/x2ap_eNB_defs.h
+2
View File
@@ -119,6 +119,8 @@ typedef struct x2ap_eNB_data_s {
/* Nid cells */
uint32_t Nid_cell[MAX_NUM_CCs];
int num_cc;
/*Frequency band of NR neighbor cell supporting ENDC NSA */
uint32_t servedNrCell_band[MAX_NUM_CCs];
/* Only meaningfull in virtual mode */
struct x2ap_eNB_instance_s *x2ap_eNB_instance;
openair2/X2AP/x2ap_eNB_generate_messages.c
+227 -6
View File
@@ -1317,7 +1317,7 @@ MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length
freq_band = calloc(1, sizeof(X2AP_FreqBandNrItem_t));
if (freq_band == NULL)
exit(1);
freq_band->freqBandIndicatorNr = 1; /* TODO: put correct value */
freq_band->freqBandIndicatorNr = instance_p->eutra_band[0];
SULFreqBandItem = calloc(1, sizeof(X2AP_SupportedSULFreqBandItem_t));
SULFreqBandItem->freqBandIndicatorNr=80; /* TODO: put correct value */
@@ -1668,8 +1668,6 @@ int x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *in
uint32_t len;
int ret = 0;
int MeNB_UE_X2AP_id = x2ap_sgnb_addition_req_ACK->MeNB_ue_x2_id;
int SgNB_UE_X2AP_id = ue_id;
int e_rabs_admitted_tobeadded = x2ap_sgnb_addition_req_ACK->nb_e_rabs_admitted_tobeadded;
long int pDCPatSgNB = X2AP_EN_DC_ResourceConfiguration__pDCPatSgNB_present;
long int mCGresources = X2AP_EN_DC_ResourceConfiguration__mCGresources_not_present;
@@ -1694,7 +1692,7 @@ int x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *in
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);
ie->value.choice.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
@@ -1702,7 +1700,7 @@ int x2ap_gNB_generate_ENDC_x2_SgNB_addition_request_ACK( x2ap_eNB_instance_t *in
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);
ie->value.choice.UE_X2AP_ID = x2ap_id_get_id_target(&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));
@@ -1792,7 +1790,7 @@ int x2ap_eNB_generate_ENDC_x2_SgNB_reconfiguration_complete(
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);
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_SgNBReconfigurationComplete_IEs_t *)calloc(1, sizeof(X2AP_SgNBReconfigurationComplete_IEs_t));
@@ -1821,3 +1819,226 @@ int x2ap_eNB_generate_ENDC_x2_SgNB_reconfiguration_complete(
return ret;
}
int x2ap_eNB_generate_ENDC_x2_SgNB_release_request(
x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p,
int x2_id_source, int x2_id_target, x2ap_cause_t cause)
{
X2AP_X2AP_PDU_t pdu;
X2AP_SgNBReleaseRequest_t *out;
X2AP_SgNBReleaseRequest_IEs_t *ie;
uint8_t *buffer;
uint32_t len;
int ret = 0;
DevAssert(instance_p != NULL);
DevAssert(x2ap_eNB_data_p != NULL);
memset(&pdu, 0, sizeof(pdu));
pdu.present = X2AP_X2AP_PDU_PR_initiatingMessage;
pdu.choice.initiatingMessage.procedureCode = X2AP_ProcedureCode_id_meNBinitiatedSgNBRelease;
pdu.choice.initiatingMessage.criticality = X2AP_Criticality_ignore;
pdu.choice.initiatingMessage.value.present = X2AP_InitiatingMessage__value_PR_SgNBReleaseRequest;
out = &pdu.choice.initiatingMessage.value.choice.SgNBReleaseRequest;
ie = (X2AP_SgNBReleaseRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequest_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_reject;
ie->value.present = X2AP_SgNBReleaseRequest_IEs__value_PR_UE_X2AP_ID;
ie->value.choice.UE_X2AP_ID = x2_id_source;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (x2_id_target != -1) {
ie = (X2AP_SgNBReleaseRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequest_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_reject;
ie->value.present = X2AP_SgNBReleaseRequest_IEs__value_PR_SgNB_UE_X2AP_ID;
ie->value.choice.SgNB_UE_X2AP_ID = x2_id_target;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
}
ie = (X2AP_SgNBReleaseRequest_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequest_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_Cause;
ie->criticality= X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReleaseRequest_IEs__value_PR_Cause;
switch (cause) {
case X2AP_CAUSE_T_DC_PREP_TIMEOUT:
ie->value.choice.Cause.present = X2AP_Cause_PR_radioNetwork;
ie->value.choice.Cause.choice.radioNetwork = X2AP_CauseRadioNetwork_tDCprep_expiry;
break;
case X2AP_CAUSE_RADIO_CONNECTION_WITH_UE_LOST:
ie->value.choice.Cause.present = X2AP_Cause_PR_radioNetwork;
ie->value.choice.Cause.choice.radioNetwork = X2AP_CauseRadioNetwork_radio_connection_with_UE_lost;
break;
default:
X2AP_ERROR("%s: unhandled cause %d\n", __FUNCTION__, cause);
exit(1);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) {
X2AP_ERROR("Failed to encode ENDC X2 SgNB_release_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;
}
int x2ap_gNB_generate_ENDC_x2_SgNB_release_request_acknowledge(
x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p,
int menb_ue_x2ap_id, int sgnb_ue_x2ap_id)
{
X2AP_X2AP_PDU_t pdu;
X2AP_SgNBReleaseRequestAcknowledge_t *out;
X2AP_SgNBReleaseRequestAcknowledge_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;
memset(&pdu, 0, sizeof(pdu));
pdu.present = X2AP_X2AP_PDU_PR_successfulOutcome;
pdu.choice.successfulOutcome.procedureCode = X2AP_ProcedureCode_id_meNBinitiatedSgNBRelease;
pdu.choice.successfulOutcome.criticality = X2AP_Criticality_ignore;
pdu.choice.successfulOutcome.value.present = X2AP_SuccessfulOutcome__value_PR_SgNBReleaseRequestAcknowledge;
out = &pdu.choice.successfulOutcome.value.choice.SgNBReleaseRequestAcknowledge;
ie = (X2AP_SgNBReleaseRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequestAcknowledge_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReleaseRequestAcknowledge_IEs__value_PR_UE_X2AP_ID;
ie->value.choice.UE_X2AP_ID = menb_ue_x2ap_id;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
ie = (X2AP_SgNBReleaseRequestAcknowledge_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequestAcknowledge_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReleaseRequestAcknowledge_IEs__value_PR_SgNB_UE_X2AP_ID;
ie->value.choice.SgNB_UE_X2AP_ID = sgnb_ue_x2ap_id;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) {
X2AP_ERROR("Failed to encode ENDC X2 SgNB Release Request Acknowledge\n");
return -1;
}
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_release_required(
x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p,
int x2_id_source, int x2_id_target, x2ap_cause_t cause)
{
X2AP_X2AP_PDU_t pdu;
X2AP_SgNBReleaseRequired_t *out;
X2AP_SgNBReleaseRequired_IEs_t *ie;
uint8_t *buffer;
uint32_t len;
int ret = 0;
DevAssert(instance_p != NULL);
DevAssert(x2ap_eNB_data_p != NULL);
/* 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_sgNBinitiatedSgNBRelease;
pdu.choice.initiatingMessage.criticality = X2AP_Criticality_reject;
pdu.choice.initiatingMessage.value.present = X2AP_InitiatingMessage__value_PR_SgNBReleaseRequired;
out = &pdu.choice.initiatingMessage.value.choice.SgNBReleaseRequired;
ie = (X2AP_SgNBReleaseRequired_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequired_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_reject;
ie->value.present = X2AP_SgNBReleaseRequired_IEs__value_PR_UE_X2AP_ID;
ie->value.choice.UE_X2AP_ID = x2_id_source;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
ie = (X2AP_SgNBReleaseRequired_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequired_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_reject;
ie->value.present = X2AP_SgNBReleaseRequired_IEs__value_PR_SgNB_UE_X2AP_ID;
ie->value.choice.SgNB_UE_X2AP_ID = x2_id_target;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
ie = (X2AP_SgNBReleaseRequired_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseRequired_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_Cause;
ie->criticality= X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReleaseRequired_IEs__value_PR_Cause;
switch (cause) {
case X2AP_CAUSE_T_DC_OVERALL_TIMEOUT:
ie->value.choice.Cause.present = X2AP_Cause_PR_radioNetwork;
ie->value.choice.Cause.choice.radioNetwork = X2AP_CauseRadioNetwork_tDCoverall_expiry;
break;
default:
X2AP_ERROR("%s: unhandled cause %d\n", __FUNCTION__, cause);
exit(1);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) {
X2AP_ERROR("Failed to encode ENDC X2 SgNB_release_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;
}
int x2ap_gNB_generate_ENDC_x2_SgNB_release_confirm(
x2ap_eNB_instance_t *instance_p, x2ap_eNB_data_t *x2ap_eNB_data_p,
int menb_ue_x2ap_id, int sgnb_ue_x2ap_id)
{
X2AP_X2AP_PDU_t pdu;
X2AP_SgNBReleaseConfirm_t *out;
X2AP_SgNBReleaseConfirm_IEs_t *ie;
uint8_t *buffer;
uint32_t len;
int ret = 0;
DevAssert(instance_p != NULL);
DevAssert(x2ap_eNB_data_p != NULL);
memset(&pdu, 0, sizeof(pdu));
pdu.present = X2AP_X2AP_PDU_PR_successfulOutcome;
pdu.choice.successfulOutcome.procedureCode = X2AP_ProcedureCode_id_sgNBinitiatedSgNBRelease;
pdu.choice.successfulOutcome.criticality = X2AP_Criticality_reject;
pdu.choice.successfulOutcome.value.present = X2AP_SuccessfulOutcome__value_PR_SgNBReleaseConfirm;
out = &pdu.choice.successfulOutcome.value.choice.SgNBReleaseConfirm;
ie = (X2AP_SgNBReleaseConfirm_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseConfirm_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_MeNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReleaseConfirm_IEs__value_PR_UE_X2AP_ID;
ie->value.choice.UE_X2AP_ID = menb_ue_x2ap_id;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
ie = (X2AP_SgNBReleaseConfirm_IEs_t *)calloc(1, sizeof(X2AP_SgNBReleaseConfirm_IEs_t));
ie->id = X2AP_ProtocolIE_ID_id_SgNB_UE_X2AP_ID;
ie->criticality= X2AP_Criticality_ignore;
ie->value.present = X2AP_SgNBReleaseConfirm_IEs__value_PR_SgNB_UE_X2AP_ID;
ie->value.choice.SgNB_UE_X2AP_ID = sgnb_ue_x2ap_id;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (x2ap_eNB_encode_pdu(&pdu, &buffer, &len) < 0) {
X2AP_ERROR("Failed to encode ENDC X2 SgNB Release Request Acknowledge\n");
return -1;
}
x2ap_eNB_itti_send_sctp_data_req(instance_p->instance, x2ap_eNB_data_p->assoc_id, buffer, len, 0);
return ret;
}

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