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Merge remote-tracking branch 'origin/episys-merge-nsa' into integration_2021_wk51_d

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This commit is contained in:
Robert Schmidt
2021-12-24 10:13:27 +01:00
parent f1c7cdd48c 0ea0965a35
commit 6c823168fe
192 changed files with 13168 additions and 3213 deletions
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executables/main-fs6.c
+5 -1
View File
@@ -553,7 +553,11 @@ void fill_rx_indication_from_split(uint8_t *bufferZone, PHY_VARS_eNB *eNB,int UE
pdu->rx_indication_rel8.tl.tag = NFAPI_RX_INDICATION_REL8_TAG;
pdu->rx_indication_rel8.length = eNB->ulsch[UE_id]->harq_processes[harq_pid]->TBS>>3;
pdu->rx_indication_rel8.offset = 1; // DJP - I dont understand - but broken unless 1 ???? 0; // filled in at the end of the UL_INFO formation
pdu->data = eNB->ulsch[UE_id]->harq_processes[harq_pid]->decodedBytes;
AssertFatal(pdu->rx_indication_rel8.length <= NFAPI_RX_IND_DATA_MAX, "Invalid PDU len %d\n",
pdu->rx_indication_rel8.length);
memcpy(pdu->rx_ind_data,
eNB->ulsch[UE_id]->harq_processes[harq_pid]->decodedBytes,
pdu->rx_indication_rel8.length);
// estimate timing advance for MAC
timing_advance_update = ul_propa[UE_id].ta;
executables/main-ocp.c
+3 -3
View File
@@ -1043,7 +1043,7 @@ void init_pdcp(void) {
pdcp_initmask = pdcp_initmask | ENB_NAS_USE_TUN_W_MBMS_BIT;
if ( split73!=SPLIT73_DU)
pdcp_module_init(pdcp_initmask);
pdcp_module_init(pdcp_initmask, 0);
if (NODE_IS_CU(RC.rrc[0]->node_type)) {
//pdcp_set_rlc_data_req_func(proto_agent_send_rlc_data_req);
@@ -1057,14 +1057,14 @@ void init_pdcp(void) {
}
static void wait_nfapi_init(char *thread_name) {
printf( "waiting for NFAPI PNF connection and population of global structure (%s)\n",thread_name);
LOG_I(ENB_APP, "waiting for NFAPI PNF connection and population of global structure (%s)\n",thread_name);
pthread_mutex_lock( &nfapi_sync_mutex );
while (nfapi_sync_var<0)
pthread_cond_wait( &nfapi_sync_cond, &nfapi_sync_mutex );
pthread_mutex_unlock(&nfapi_sync_mutex);
printf( "NFAPI: got sync (%s)\n", thread_name);
LOG_I(ENB_APP, "NFAPI: got sync (%s)\n", thread_name);
}
void terminate_task(module_id_t mod_id, task_id_t from, task_id_t to) {
executables/nr-gnb.c
+3 -2
View File
@@ -240,7 +240,6 @@ void rx_func(void *param) {
// RX processing
int tx_slot_type = nr_slot_select(cfg,frame_tx,slot_tx);
int rx_slot_type = nr_slot_select(cfg,frame_rx,slot_rx);
if (rx_slot_type == NR_UPLINK_SLOT || rx_slot_type == NR_MIXED_SLOT) {
// UE-specific RX processing for subframe n
// TODO: check if this is correct for PARALLEL_RU_L1_TRX_SPLIT
@@ -451,7 +450,9 @@ void init_gNB_Tpool(int inst) {
msgData->next_slot = get_next_downlink_slot(gNB, &gNB->gNB_config, 0, first_tx_slot-1);
pushNotifiedFIFO(gNB->resp_RU_tx,msgRUTx); // to unblock the process in the beginning
threadCreate(&proc->L1_stats_thread,nrL1_stats_thread,(void*)gNB,"L1_stats",-1,OAI_PRIORITY_RT_LOW);
if (!get_softmodem_params()->emulate_l1) {
threadCreate(&proc->L1_stats_thread,nrL1_stats_thread,(void*)gNB,"L1_stats",-1,OAI_PRIORITY_RT_LOW);
}
}
executables/nr-ru.c
+28 -1
View File
@@ -80,7 +80,8 @@ static int DEFBFW[] = {0x00007fff};
extern volatile int oai_exit;
extern struct timespec timespec_sub(struct timespec lhs, struct timespec rhs);
extern struct timespec timespec_add(struct timespec lhs, struct timespec rhs);
extern void nr_phy_free_RU(RU_t *);
extern void nr_phy_config_request(NR_PHY_Config_t *gNB);
#include "executables/thread-common.h"
@@ -1323,9 +1324,35 @@ void *ru_thread( void *param ) {
}
// This is a forever while loop, it loops over subframes which are scheduled by incoming samples from HW devices
struct timespec slot_start;
clock_gettime(CLOCK_MONOTONIC, &slot_start);
struct timespec slot_duration;
slot_duration.tv_sec = 0;
//slot_duration.tv_nsec = 0.5e6;
slot_duration.tv_nsec = 0.5e6;
while (!oai_exit) {
// these are local subframe/frame counters to check that we are in synch with the fronthaul timing.
// They are set on the first rx/tx in the underly FH routines.
slot_start = timespec_add(slot_start,slot_duration);
struct timespec curr_time;
clock_gettime(CLOCK_MONOTONIC, &curr_time);
struct timespec sleep_time;
if((slot_start.tv_sec > curr_time.tv_sec) || (slot_start.tv_sec == curr_time.tv_sec && slot_start.tv_nsec > curr_time.tv_nsec)){
sleep_time = timespec_sub(slot_start,curr_time);
usleep(sleep_time.tv_nsec * 1e-3);
}
else{//continue
}
// clock_gettime(CLOCK_MONOTONIC, &curr_time);
//printf("sfn:%d, slot:%d, start time %d.%d slot start %d.%d \n",frame,slot,curr_time.tv_sec,curr_time.tv_nsec,slot_start.tv_sec,slot_start.tv_nsec);
if (slot==(fp->slots_per_frame-1)) {
slot=0;
frame++;
executables/nr-softmodem.c
+38 -19
View File
@@ -596,8 +596,33 @@ static void wait_nfapi_init(char *thread_name) {
}
void init_pdcp(void) {
if (!NODE_IS_DU(RC.nrrrc[0]->node_type)) {
// pdcp_layer_init();
if (!get_softmodem_params()->nsa) {
if (!NODE_IS_DU(RC.nrrrc[0]->node_type)) {
//pdcp_layer_init();
uint32_t pdcp_initmask = (IS_SOFTMODEM_NOS1) ?
(PDCP_USE_NETLINK_BIT | LINK_ENB_PDCP_TO_IP_DRIVER_BIT) : LINK_ENB_PDCP_TO_GTPV1U_BIT;
if (IS_SOFTMODEM_NOS1) {
printf("IS_SOFTMODEM_NOS1 option enabled \n");
pdcp_initmask = pdcp_initmask | ENB_NAS_USE_TUN_BIT | SOFTMODEM_NOKRNMOD_BIT;
}
nr_pdcp_module_init(pdcp_initmask, 0);
if (NODE_IS_CU(RC.nrrrc[0]->node_type)) {
LOG_I(PDCP, "node is CU, pdcp send rlc_data_req by proto_agent \n");
pdcp_set_rlc_data_req_func((send_rlc_data_req_func_t)proto_agent_send_rlc_data_req);
} else {
LOG_I(PDCP, "node is gNB \n");
pdcp_set_rlc_data_req_func((send_rlc_data_req_func_t) rlc_data_req);
pdcp_set_pdcp_data_ind_func((pdcp_data_ind_func_t) pdcp_data_ind);
}
} else {
LOG_I(PDCP, "node is DU, rlc send pdcp_data_ind by proto_agent \n");
pdcp_set_pdcp_data_ind_func((pdcp_data_ind_func_t) proto_agent_send_pdcp_data_ind);
}
} else {
pdcp_layer_init();
uint32_t pdcp_initmask = (IS_SOFTMODEM_NOS1) ?
(PDCP_USE_NETLINK_BIT | LINK_ENB_PDCP_TO_IP_DRIVER_BIT) : LINK_ENB_PDCP_TO_GTPV1U_BIT;
@@ -606,19 +631,9 @@ void init_pdcp(void) {
pdcp_initmask = pdcp_initmask | ENB_NAS_USE_TUN_BIT | SOFTMODEM_NOKRNMOD_BIT;
}
pdcp_module_init(pdcp_initmask);
if (NODE_IS_CU(RC.nrrrc[0]->node_type)) {
LOG_I(PDCP, "node is CU, pdcp send rlc_data_req by proto_agent \n");
pdcp_set_rlc_data_req_func(proto_agent_send_rlc_data_req);
} else {
LOG_I(PDCP, "node is gNB \n");
pdcp_set_rlc_data_req_func(rlc_data_req);
pdcp_set_pdcp_data_ind_func(pdcp_data_ind);
}
} else {
LOG_I(PDCP, "node is DU, rlc send pdcp_data_ind by proto_agent \n");
pdcp_set_pdcp_data_ind_func(proto_agent_send_pdcp_data_ind);
nr_pdcp_module_init(pdcp_initmask, 0);
pdcp_set_rlc_data_req_func((send_rlc_data_req_func_t) rlc_data_req);
pdcp_set_pdcp_data_ind_func((pdcp_data_ind_func_t) pdcp_data_ind);
}
}
@@ -645,6 +660,8 @@ int main( int argc, char **argv ) {
printf("Reading in command-line options\n");
get_options ();
EPC_MODE_ENABLED = !IS_SOFTMODEM_NOS1;
if (CONFIG_ISFLAGSET(CONFIG_ABORT) ) {
fprintf(stderr,"Getting configuration failed\n");
exit(-1);
@@ -676,10 +693,12 @@ int main( int argc, char **argv ) {
// initialize mscgen log after ITTI
MSC_INIT(MSC_E_UTRAN, ADDED_QUEUES_MAX+TASK_MAX);
init_opt();
if(PDCP_USE_NETLINK)
if(!IS_SOFTMODEM_NOS1)
netlink_init();
if(PDCP_USE_NETLINK && !IS_SOFTMODEM_NOS1) {
netlink_init();
if (get_softmodem_params()->nsa) {
init_pdcp();
}
}
#ifndef PACKAGE_VERSION
# define PACKAGE_VERSION "UNKNOWN-EXPERIMENTAL"
#endif
executables/nr-ue.c
+382
View File
@@ -29,7 +29,9 @@
#include "SCHED_NR_UE/defs.h"
#include "PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h"
#include "executables/softmodem-common.h"
#include "LAYER2/nr_pdcp/nr_pdcp_entity.h"
#include "SCHED_NR_UE/pucch_uci_ue_nr.h"
#include "openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h"
/*
* NR SLOT PROCESSING SEQUENCE
@@ -98,6 +100,10 @@ typedef enum {
si = 2
} sync_mode_t;
queue_t nr_rach_ind_queue;
static void *NRUE_phy_stub_standalone_pnf_task(void *arg);
void init_nr_ue_vars(PHY_VARS_NR_UE *ue,
uint8_t UE_id,
uint8_t abstraction_flag)
@@ -126,6 +132,382 @@ void init_nr_ue_vars(PHY_VARS_NR_UE *ue,
init_N_TA_offset(ue);
}
void init_nrUE_standalone_thread(int ue_idx)
{
int standalone_tx_port = 3611 + ue_idx * 2;
int standalone_rx_port = 3612 + ue_idx * 2;
nrue_init_standalone_socket(standalone_tx_port, standalone_rx_port);
NR_UE_MAC_INST_t *mac = get_mac_inst(0);
pthread_mutex_init(&mac->mutex_dl_info, NULL);
pthread_t thread;
if (pthread_create(&thread, NULL, nrue_standalone_pnf_task, NULL) != 0) {
LOG_E(NR_MAC, "pthread_create failed for calling nrue_standalone_pnf_task");
}
pthread_setname_np(thread, "oai:nrue-stand");
pthread_t phy_thread;
if (pthread_create(&phy_thread, NULL, NRUE_phy_stub_standalone_pnf_task, NULL) != 0) {
LOG_E(NR_MAC, "pthread_create failed for calling NRUE_phy_stub_standalone_pnf_task");
}
pthread_setname_np(phy_thread, "oai:nrue-stand-phy");
}
static void L1_nsa_prach_procedures(frame_t frame, int slot, fapi_nr_ul_config_prach_pdu *prach_pdu)
{
NR_UE_MAC_INST_t *mac = get_mac_inst(0);
nfapi_nr_rach_indication_t *rach_ind = CALLOC(1, sizeof(*rach_ind));
rach_ind->sfn = frame;
rach_ind->slot = slot;
rach_ind->header.message_id = NFAPI_NR_PHY_MSG_TYPE_RACH_INDICATION;
uint8_t pdu_index = 0;
rach_ind->pdu_list = CALLOC(1, sizeof(*rach_ind->pdu_list));
rach_ind->number_of_pdus = 1;
rach_ind->pdu_list[pdu_index].phy_cell_id = prach_pdu->phys_cell_id;
rach_ind->pdu_list[pdu_index].symbol_index = prach_pdu->prach_start_symbol;
rach_ind->pdu_list[pdu_index].slot_index = prach_pdu->prach_slot;
rach_ind->pdu_list[pdu_index].freq_index = prach_pdu->num_ra;
rach_ind->pdu_list[pdu_index].avg_rssi = 128;
rach_ind->pdu_list[pdu_index].avg_snr = 0xff; // invalid for now
rach_ind->pdu_list[pdu_index].num_preamble = 1;
const int num_p = rach_ind->pdu_list[pdu_index].num_preamble;
rach_ind->pdu_list[pdu_index].preamble_list = calloc(num_p, sizeof(nfapi_nr_prach_indication_preamble_t));
uint8_t preamble_index = get_softmodem_params()->nsa ?
mac->ra.rach_ConfigDedicated->cfra->resources.choice.ssb->ssb_ResourceList.list.array[0]->ra_PreambleIndex :
mac->ra.ra_PreambleIndex;
rach_ind->pdu_list[pdu_index].preamble_list[0].preamble_index = preamble_index;
rach_ind->pdu_list[pdu_index].preamble_list[0].timing_advance = 0;
rach_ind->pdu_list[pdu_index].preamble_list[0].preamble_pwr = 0xffffffff;
if (!put_queue(&nr_rach_ind_queue, rach_ind))
{
for (int pdu_index = 0; pdu_index < rach_ind->number_of_pdus; pdu_index++)
{
free(rach_ind->pdu_list[pdu_index].preamble_list);
}
free(rach_ind->pdu_list);
free(rach_ind);
}
LOG_D(NR_MAC, "We have successfully filled the rach_ind queue with the recently filled rach ind\n");
}
static bool sfn_slot_matcher(void *wanted, void *candidate)
{
nfapi_p7_message_header_t *msg = candidate;
int sfn_sf = *(int*)wanted;
switch (msg->message_id)
{
case NFAPI_NR_PHY_MSG_TYPE_RACH_INDICATION:
{
nfapi_nr_rach_indication_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->sfn && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->slot;
}
case NFAPI_NR_PHY_MSG_TYPE_RX_DATA_INDICATION:
{
nfapi_nr_rx_data_indication_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->sfn && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->slot;
}
case NFAPI_NR_PHY_MSG_TYPE_CRC_INDICATION:
{
nfapi_nr_crc_indication_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->sfn && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->slot;
}
case NFAPI_NR_PHY_MSG_TYPE_UCI_INDICATION:
{
nfapi_nr_uci_indication_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->sfn && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->slot;
}
case NFAPI_NR_PHY_MSG_TYPE_DL_TTI_REQUEST:
{
nfapi_nr_dl_tti_request_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->SFN && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->Slot;
}
case NFAPI_NR_PHY_MSG_TYPE_TX_DATA_REQUEST:
{
nfapi_nr_tx_data_request_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->SFN && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->Slot;
}
case NFAPI_NR_PHY_MSG_TYPE_UL_DCI_REQUEST:
{
nfapi_nr_ul_dci_request_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->SFN && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->Slot;
}
case NFAPI_NR_PHY_MSG_TYPE_UL_TTI_REQUEST:
{
nfapi_nr_ul_tti_request_t *ind = candidate;
return NFAPI_SFNSLOT2SFN(sfn_sf) == ind->SFN && NFAPI_SFNSLOT2SLOT(sfn_sf) == ind->Slot;
}
default:
LOG_E(NR_MAC, "sfn_slot_match bad ID: %d\n", msg->message_id);
}
return false;
}
static void process_queued_nr_nfapi_msgs(NR_UE_MAC_INST_t *mac, int sfn_slot)
{
nfapi_nr_rach_indication_t *rach_ind = unqueue_matching(&nr_rach_ind_queue, MAX_QUEUE_SIZE, sfn_slot_matcher, &sfn_slot);
nfapi_nr_rx_data_indication_t *rx_ind = unqueue_matching(&nr_rx_ind_queue, MAX_QUEUE_SIZE, sfn_slot_matcher, &sfn_slot);
nfapi_nr_crc_indication_t *crc_ind = unqueue_matching(&nr_crc_ind_queue, MAX_QUEUE_SIZE, sfn_slot_matcher, &sfn_slot);
nfapi_nr_dl_tti_request_t *dl_tti_request = get_queue(&nr_dl_tti_req_queue);
nfapi_nr_ul_dci_request_t *ul_dci_request = get_queue(&nr_ul_dci_req_queue);
LOG_D(NR_MAC, "Try to get a ul_tti_req for sfn/slot %d %d from queue with %lu items\n",
NFAPI_SFNSLOT2SFN(mac->nr_ue_emul_l1.active_harq_sfn_slot),NFAPI_SFNSLOT2SLOT(mac->nr_ue_emul_l1.active_harq_sfn_slot), nr_ul_tti_req_queue.num_items);
nfapi_nr_ul_tti_request_t *ul_tti_request = unqueue_matching(&nr_ul_tti_req_queue, MAX_QUEUE_SIZE, sfn_slot_matcher, &mac->nr_ue_emul_l1.active_harq_sfn_slot);
if (!ul_tti_request)
{
LOG_D(NR_MAC, "Try to get a ul_tti_req from seprate queue because dl_tti_req was late\n");
ul_tti_request = unqueue_matching(&nr_wait_ul_tti_req_queue, MAX_QUEUE_SIZE, sfn_slot_matcher, &mac->nr_ue_emul_l1.active_harq_sfn_slot);
}
if (rach_ind && rach_ind->number_of_pdus > 0)
{
NR_UL_IND_t UL_INFO = {
.rach_ind = *rach_ind,
};
send_nsa_standalone_msg(&UL_INFO, rach_ind->header.message_id);
for (int i = 0; i < rach_ind->number_of_pdus; i++)
{
free(rach_ind->pdu_list[i].preamble_list);
}
free(rach_ind->pdu_list);
free(rach_ind);
nr_Msg1_transmitted(0, 0, NFAPI_SFNSLOT2SFN(sfn_slot), 0);
}
if (crc_ind && crc_ind->number_crcs > 0)
{
NR_UL_IND_t UL_INFO = {
.crc_ind = *crc_ind,
};
send_nsa_standalone_msg(&UL_INFO, crc_ind->header.message_id);
free(crc_ind->crc_list);
free(crc_ind);
}
if (rx_ind && rx_ind->number_of_pdus > 0)
{
NR_UL_IND_t UL_INFO = {
.rx_ind = *rx_ind,
};
send_nsa_standalone_msg(&UL_INFO, rx_ind->header.message_id);
free(rx_ind->pdu_list);
free(rx_ind);
}
if (dl_tti_request)
{
int dl_tti_sfn_slot = NFAPI_SFNSLOT2HEX(dl_tti_request->SFN, dl_tti_request->Slot);
nfapi_nr_tx_data_request_t *tx_data_request = unqueue_matching(&nr_tx_req_queue, MAX_QUEUE_SIZE, sfn_slot_matcher, &dl_tti_sfn_slot);
if (!tx_data_request)
{
LOG_E(NR_MAC, "[%d %d] No corresponding tx_data_request for given dl_tti_request sfn/slot\n",
NFAPI_SFNSLOT2SFN(dl_tti_sfn_slot), NFAPI_SFNSLOT2SLOT(dl_tti_sfn_slot));
if (get_softmodem_params()->nsa)
save_nr_measurement_info(dl_tti_request);
free(dl_tti_request);
dl_tti_request = NULL;
}
else if (dl_tti_request->dl_tti_request_body.nPDUs > 0 && tx_data_request->Number_of_PDUs > 0)
{
if (get_softmodem_params()->nsa)
save_nr_measurement_info(dl_tti_request);
check_and_process_dci(dl_tti_request, tx_data_request, NULL, NULL);
}
else
{
AssertFatal(false, "We dont have PDUs in either dl_tti %d or tx_req %d\n",
dl_tti_request->dl_tti_request_body.nPDUs, tx_data_request->Number_of_PDUs);
}
}
if (ul_dci_request && ul_dci_request->numPdus > 0)
{
check_and_process_dci(NULL, NULL, ul_dci_request, NULL);
}
if (ul_tti_request && ul_tti_request->n_pdus > 0)
{
check_and_process_dci(NULL, NULL, NULL, ul_tti_request);
}
}
static void check_nr_prach(NR_UE_MAC_INST_t *mac, nr_uplink_indication_t *ul_info, NR_PRACH_RESOURCES_t *prach_resources)
{
fapi_nr_ul_config_request_t *ul_config = get_ul_config_request(mac, ul_info->slot_tx);
if (!ul_config)
{
LOG_E(NR_MAC, "mac->ul_config is null! \n");
return;
}
if (mac->ra.ra_state != RA_SUCCEEDED)
{
AssertFatal(ul_config->number_pdus < sizeof(ul_config->ul_config_list) / sizeof(ul_config->ul_config_list[0]),
"Number of PDUS in ul_config = %d > ul_config_list num elements", ul_config->number_pdus);
fapi_nr_ul_config_prach_pdu *prach_pdu = &ul_config->ul_config_list[ul_config->number_pdus].prach_config_pdu;
uint8_t nr_prach = nr_ue_get_rach(prach_resources,
prach_pdu,
ul_info->module_id,
ul_info->cc_id,
ul_info->frame_tx,
ul_info->gNB_index,
ul_info->slot_tx);
if (nr_prach == 1)
{
L1_nsa_prach_procedures(ul_info->frame_tx, ul_info->slot_tx, prach_pdu);
ul_config->number_pdus = 0;
ul_info->ue_sched_mode = SCHED_ALL;
}
else if (nr_prach == 2)
{
LOG_I(NR_PHY, "In %s: [UE %d] RA completed, setting UE mode to PUSCH\n", __FUNCTION__, ul_info->module_id);
}
else if(nr_prach == 3)
{
LOG_I(NR_PHY, "In %s: [UE %d] RA failed, setting UE mode to PRACH\n", __FUNCTION__, ul_info->module_id);
}
}
}
static void *NRUE_phy_stub_standalone_pnf_task(void *arg)
{
LOG_I(MAC, "Clearing Queues\n");
reset_queue(&nr_rach_ind_queue);
reset_queue(&nr_rx_ind_queue);
reset_queue(&nr_crc_ind_queue);
reset_queue(&nr_uci_ind_queue);
reset_queue(&nr_dl_tti_req_queue);
reset_queue(&nr_tx_req_queue);
reset_queue(&nr_ul_dci_req_queue);
reset_queue(&nr_ul_tti_req_queue);
reset_queue(&nr_wait_ul_tti_req_queue);
NR_PRACH_RESOURCES_t prach_resources;
memset(&prach_resources, 0, sizeof(prach_resources));
NR_UL_TIME_ALIGNMENT_t ul_time_alignment;
memset(&ul_time_alignment, 0, sizeof(ul_time_alignment));
int last_sfn_slot = -1;
uint16_t sfn_slot = 0;
while (!oai_exit)
{
if (sem_wait(&sfn_slot_semaphore) != 0)
{
LOG_E(NR_MAC, "sem_wait() error\n");
abort();
}
uint16_t *slot_ind = get_queue(&nr_sfn_slot_queue);
nr_phy_channel_params_t *ch_info = get_queue(&nr_chan_param_queue);
if (!slot_ind && !ch_info)
{
LOG_D(MAC, "get nr_sfn_slot_queue and nr_chan_param_queue == NULL!\n");
continue;
}
if (slot_ind) {
sfn_slot = *slot_ind;
}
else if (ch_info) {
sfn_slot = ch_info->sfn_slot;
}
frame_t frame = NFAPI_SFNSLOT2SFN(sfn_slot);
int slot = NFAPI_SFNSLOT2SLOT(sfn_slot);
if (sfn_slot == last_sfn_slot)
{
LOG_D(NR_MAC, "repeated sfn_sf = %d.%d\n",
frame, slot);
continue;
}
last_sfn_slot = sfn_slot;
LOG_D(NR_MAC, "The received sfn/slot [%d %d] from proxy\n",
frame, slot);
module_id_t mod_id = 0;
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
if (get_softmodem_params()->sa && mac->mib == NULL)
{
LOG_D(NR_MAC, "We haven't gotten MIB. Lets see if we received it\n");
nr_ue_dl_indication(&mac->dl_info, &ul_time_alignment);
process_queued_nr_nfapi_msgs(mac, sfn_slot);
}
if (mac->scc == NULL && mac->scc_SIB == NULL)
{
LOG_D(MAC, "[NSA] mac->scc == NULL and [SA] mac->scc_SIB == NULL!\n");
continue;
}
mac->ra.generate_nr_prach = 0;
int CC_id = 0;
uint8_t gNB_id = 0;
nr_uplink_indication_t ul_info;
int slots_per_frame = 20; //30 kHZ subcarrier spacing
int slot_ahead = 2; // TODO: Make this dynamic
ul_info.cc_id = CC_id;
ul_info.gNB_index = gNB_id;
ul_info.module_id = mod_id;
ul_info.frame_rx = frame;
ul_info.slot_rx = slot;
ul_info.slot_tx = (slot + slot_ahead) % slots_per_frame;
ul_info.frame_tx = (ul_info.slot_rx + slot_ahead >= slots_per_frame) ? ul_info.frame_rx + 1 : ul_info.frame_rx;
ul_info.ue_sched_mode = SCHED_ALL;
if (pthread_mutex_lock(&mac->mutex_dl_info)) abort();
memset(&mac->dl_info, 0, sizeof(mac->dl_info));
mac->dl_info.cc_id = CC_id;
mac->dl_info.gNB_index = gNB_id;
mac->dl_info.module_id = mod_id;
mac->dl_info.frame = frame;
mac->dl_info.slot = slot;
mac->dl_info.thread_id = 0;
mac->dl_info.dci_ind = NULL;
mac->dl_info.rx_ind = NULL;
if (is_nr_DL_slot(get_softmodem_params()->nsa ?
mac->scc->tdd_UL_DL_ConfigurationCommon :
mac->scc_SIB->tdd_UL_DL_ConfigurationCommon,
ul_info.slot_rx))
{
nr_ue_dl_indication(&mac->dl_info, &ul_time_alignment);
}
if (pthread_mutex_unlock(&mac->mutex_dl_info)) abort();
if (is_nr_UL_slot(get_softmodem_params()->nsa ?
mac->scc->tdd_UL_DL_ConfigurationCommon :
mac->scc_SIB->tdd_UL_DL_ConfigurationCommon,
ul_info.slot_tx, mac->frame_type))
{
LOG_D(NR_MAC, "Slot %d. calling nr_ue_ul_ind() from %s\n", ul_info.slot_tx, __FUNCTION__);
nr_ue_ul_indication(&ul_info);
check_nr_prach(mac, &ul_info, &prach_resources);
}
if (!IS_SOFTMODEM_NOS1 && get_softmodem_params()->sa) {
NR_UE_MAC_INST_t *mac = get_mac_inst(0);
protocol_ctxt_t ctxt;
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, 0, ENB_FLAG_NO, mac->crnti, frame, slot, 0);
pdcp_run(&ctxt);
}
process_queued_nr_nfapi_msgs(mac, sfn_slot);
free(slot_ind);
slot_ind = NULL;
free(ch_info);
ch_info = NULL;
}
return NULL;
}
/*!
* It performs band scanning and synchonization.
* \param arg is a pointer to a \ref PHY_VARS_NR_UE structure.
executables/nr-uesoftmodem.c
+83 -53
View File
@@ -157,6 +157,7 @@ char uecap_xer[1024];
*/
uint8_t abstraction_flag=0;
/*---------------------BMC: timespec helpers -----------------------------*/
struct timespec min_diff_time = { .tv_sec = 0, .tv_nsec = 0 };
@@ -190,10 +191,17 @@ int create_tasks_nrue(uint32_t ue_nb) {
LOG_E(NR_RRC, "Create task for RRC UE failed\n");
return -1;
}
if (itti_create_task (TASK_NAS_NRUE, nas_nrue_task, NULL) < 0) {
LOG_E(NR_RRC, "Create task for NAS UE failed\n");
return -1;
}
if (get_softmodem_params()->nsa) {
init_connections_with_lte_ue();
if (itti_create_task (TASK_RRC_NSA_NRUE, recv_msgs_from_lte_ue, NULL) < 0) {
LOG_E(NR_RRC, "Create task for RRC NSA nr-UE failed\n");
return -1;
}
}
if (itti_create_task (TASK_NAS_NRUE, nas_nrue_task, NULL) < 0) {
LOG_E(NR_RRC, "Create task for NAS UE failed\n");
return -1;
}
}
itti_wait_ready(0);
@@ -371,25 +379,23 @@ void init_openair0(void) {
}
}
static void init_pdcp(void) {
static void init_pdcp(int ue_id) {
uint32_t pdcp_initmask = (!IS_SOFTMODEM_NOS1) ? LINK_ENB_PDCP_TO_GTPV1U_BIT : (LINK_ENB_PDCP_TO_GTPV1U_BIT | PDCP_USE_NETLINK_BIT | LINK_ENB_PDCP_TO_IP_DRIVER_BIT);
/*if (IS_SOFTMODEM_BASICSIM || IS_SOFTMODEM_RFSIM || (nfapi_getmode()==NFAPI_UE_STUB_PNF)) {
pdcp_initmask = pdcp_initmask | UE_NAS_USE_TUN_BIT;
}*/
if (IS_SOFTMODEM_NOKRNMOD)
if (IS_SOFTMODEM_NOKRNMOD) {
pdcp_initmask = pdcp_initmask | UE_NAS_USE_TUN_BIT;
/*if (rlc_module_init() != 0) {
}
if (get_softmodem_params()->nsa && rlc_module_init(0) != 0) {
LOG_I(RLC, "Problem at RLC initiation \n");
}
pdcp_layer_init();
nr_DRB_preconfiguration();*/
pdcp_layer_init();
pdcp_module_init(pdcp_initmask);
pdcp_set_rlc_data_req_func(rlc_data_req);
pdcp_set_pdcp_data_ind_func(pdcp_data_ind);
nr_pdcp_module_init(pdcp_initmask, ue_id);
pdcp_set_rlc_data_req_func((send_rlc_data_req_func_t) rlc_data_req);
pdcp_set_pdcp_data_ind_func((pdcp_data_ind_func_t) pdcp_data_ind);
}
// Stupid function addition because UE itti messages queues definition is common with eNB
@@ -399,6 +405,13 @@ void *rrc_enb_process_msg(void *notUsed) {
int main( int argc, char **argv ) {
set_priority(79);
if (mlockall(MCL_CURRENT | MCL_FUTURE) == -1)
{
fprintf(stderr, "mlockall: %s\n", strerror(errno));
return EXIT_FAILURE;
}
//uint8_t beta_ACK=0,beta_RI=0,beta_CQI=2;
PHY_VARS_NR_UE *UE[MAX_NUM_CCs];
start_background_system();
@@ -441,13 +454,27 @@ int main( int argc, char **argv ) {
LOG_I(HW, "Version: %s\n", PACKAGE_VERSION);
init_NR_UE(1,rrc_config_path);
if(IS_SOFTMODEM_NOS1 || get_softmodem_params()->sa)
init_pdcp();
int mode_offset = get_softmodem_params()->nsa ? NUMBER_OF_UE_MAX : 1;
uint16_t node_number = get_softmodem_params()->node_number;
ue_id_g = (node_number == 0) ? 0 : node_number - 2;
AssertFatal(ue_id_g >= 0, "UE id is expected to be nonnegative.\n");
if(IS_SOFTMODEM_NOS1 || get_softmodem_params()->sa || get_softmodem_params()->nsa) {
if(node_number == 0) {
init_pdcp(0);
}
else {
init_pdcp(mode_offset + ue_id_g);
}
}
NB_UE_INST=1;
NB_INST=1;
PHY_vars_UE_g = malloc(sizeof(PHY_VARS_NR_UE **));
PHY_vars_UE_g[0] = malloc(sizeof(PHY_VARS_NR_UE *)*MAX_NUM_CCs);
if (get_softmodem_params()->emulate_l1) {
RCconfig_nr_ue_L1();
}
if (get_softmodem_params()->do_ra)
AssertFatal(get_softmodem_params()->phy_test == 0,"RA and phy_test are mutually exclusive\n");
@@ -455,54 +482,57 @@ int main( int argc, char **argv ) {
if (get_softmodem_params()->sa)
AssertFatal(get_softmodem_params()->phy_test == 0,"Standalone mode and phy_test are mutually exclusive\n");
for (int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
if (!get_softmodem_params()->nsa && get_softmodem_params()->emulate_l1)
start_oai_nrue_threads();
PHY_vars_UE_g[0][CC_id] = (PHY_VARS_NR_UE *)malloc(sizeof(PHY_VARS_NR_UE));
UE[CC_id] = PHY_vars_UE_g[0][CC_id];
memset(UE[CC_id],0,sizeof(PHY_VARS_NR_UE));
if (!get_softmodem_params()->emulate_l1) {
for (int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_UE_g[0][CC_id] = (PHY_VARS_NR_UE *)malloc(sizeof(PHY_VARS_NR_UE));
UE[CC_id] = PHY_vars_UE_g[0][CC_id];
memset(UE[CC_id],0,sizeof(PHY_VARS_NR_UE));
set_options(CC_id, UE[CC_id]);
NR_UE_MAC_INST_t *mac = get_mac_inst(0);
set_options(CC_id, UE[CC_id]);
NR_UE_MAC_INST_t *mac = get_mac_inst(0);
if (get_softmodem_params()->sa) {
uint16_t nr_band = get_band(downlink_frequency[CC_id][0],uplink_frequency_offset[CC_id][0]);
mac->nr_band = nr_band;
nr_init_frame_parms_ue_sa(&UE[CC_id]->frame_parms,
downlink_frequency[CC_id][0],
uplink_frequency_offset[CC_id][0],
get_softmodem_params()->numerology,
nr_band);
}
else{
if(mac->if_module != NULL && mac->if_module->phy_config_request != NULL)
mac->if_module->phy_config_request(&mac->phy_config);
if (get_softmodem_params()->sa) { // set frame config to initial values from command line and assume that the SSB is centered on the grid
uint16_t nr_band = get_band(downlink_frequency[CC_id][0],uplink_frequency_offset[CC_id][0]);
mac->nr_band = nr_band;
nr_init_frame_parms_ue_sa(&UE[CC_id]->frame_parms,
downlink_frequency[CC_id][0],
uplink_frequency_offset[CC_id][0],
get_softmodem_params()->numerology,
nr_band);
}
else{
if(mac->if_module != NULL && mac->if_module->phy_config_request != NULL)
mac->if_module->phy_config_request(&mac->phy_config);
fapi_nr_config_request_t *nrUE_config = &UE[CC_id]->nrUE_config;
fapi_nr_config_request_t *nrUE_config = &UE[CC_id]->nrUE_config;
nr_init_frame_parms_ue(&UE[CC_id]->frame_parms, nrUE_config, *mac->scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0]);
nr_init_frame_parms_ue(&UE[CC_id]->frame_parms, nrUE_config,
*mac->scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0]);
}
init_symbol_rotation(&UE[CC_id]->frame_parms);
init_timeshift_rotation(&UE[CC_id]->frame_parms);
init_nr_ue_vars(UE[CC_id], 0, abstraction_flag);
}
init_symbol_rotation(&UE[CC_id]->frame_parms);
init_timeshift_rotation(&UE[CC_id]->frame_parms);
init_nr_ue_vars(UE[CC_id], 0, abstraction_flag);
init_openair0();
// init UE_PF_PO and mutex lock
pthread_mutex_init(&ue_pf_po_mutex, NULL);
memset (&UE_PF_PO[0][0], 0, sizeof(UE_PF_PO_t)*NUMBER_OF_UE_MAX*MAX_NUM_CCs);
configure_linux();
mlockall(MCL_CURRENT | MCL_FUTURE);
if(IS_SOFTMODEM_DOSCOPE) {
load_softscope("nr",PHY_vars_UE_g[0][0]);
}
init_NR_UE_threads(1);
printf("UE threads created by %ld\n", gettid());
}
init_openair0();
// init UE_PF_PO and mutex lock
pthread_mutex_init(&ue_pf_po_mutex, NULL);
memset (&UE_PF_PO[0][0], 0, sizeof(UE_PF_PO_t)*NUMBER_OF_UE_MAX*MAX_NUM_CCs);
configure_linux();
mlockall(MCL_CURRENT | MCL_FUTURE);
if(IS_SOFTMODEM_DOSCOPE) {
load_softscope("nr",PHY_vars_UE_g[0][0]);
}
init_NR_UE_threads(1);
printf("UE threads created by %ld\n", gettid());
// wait for end of program
printf("TYPE <CTRL-C> TO TERMINATE\n");
executables/nr-uesoftmodem.h
+4 -1
View File
@@ -34,7 +34,8 @@
{"offset-divisor", CONFIG_HLP_OFFSET_DIV, 0, uptr:(uint32_t *)&nrUE_params.ofdm_offset_divisor, defuintval:UINT_MAX, TYPE_UINT32, 0}, \
{"nr-dlsch-demod-shift", CONFIG_HLP_DLSHIFT, 0, iptr:(int32_t *)&nr_dlsch_demod_shift, defintval:0, TYPE_INT, 0}, \
{"V" , CONFIG_HLP_VCD, PARAMFLAG_BOOL, iptr:&vcdflag, defintval:0, TYPE_INT, 0}, \
{"rrc_config_path", CONFIG_HLP_RRC_CFG_PATH,0, strptr:(char **)&rrc_config_path, defstrval:"./", TYPE_STRING, 0} \
{"rrc_config_path", CONFIG_HLP_RRC_CFG_PATH,0, strptr:(char **)&rrc_config_path, defstrval:"./", TYPE_STRING, 0}, \
{"ue-idx-standalone", NULL, 0, u16ptr:&ue_idx_standalone, defuintval:0xFFFF, TYPE_UINT16, 0} \
}
@@ -88,7 +89,9 @@ extern void init_NR_UE(int, char*);
extern void init_NR_UE_threads(int);
extern void reset_opp_meas(void);
extern void print_opp_meas(void);
extern void start_oai_nrue_threads(void);
void *UE_thread(void *arg);
void init_nr_ue_vars(PHY_VARS_NR_UE *ue, uint8_t UE_id, uint8_t abstraction_flag);
void init_nrUE_standalone_thread(int ue_idx);
#endif
executables/ocp-gnb.c
+1 -1
View File
@@ -328,7 +328,7 @@ static void init_pdcp(void) {
pdcp_initmask = pdcp_initmask | ENB_NAS_USE_TUN_BIT | SOFTMODEM_NOKRNMOD_BIT ;
}
pdcp_module_init(pdcp_initmask);
nr_pdcp_module_init(pdcp_initmask, 0);
pdcp_set_rlc_data_req_func(rlc_data_req);
pdcp_set_pdcp_data_ind_func(pdcp_data_ind);
}
executables/softmodem-common.c
+3
View File
@@ -211,10 +211,13 @@ void set_softmodem_sighandler(void) {
memset(&act,0,sizeof(act));
act.sa_handler=signal_handler;
sigaction(SOFTMODEM_RTSIGNAL,&act,&oldact);
// Disabled in order generate a core dump for analysis with gdb
# if 0
printf("Send signal %d to display resource usage...\n",SIGRTMIN+1);
signal(SIGSEGV, signal_handler);
signal(SIGINT, signal_handler);
signal(SIGTERM, signal_handler);
signal(SIGABRT, signal_handler);
#endif
}
executables/softmodem-common.h
+16 -5
View File
@@ -98,6 +98,7 @@ extern "C"
#define CONFIG_HLP_DISABLNBIOT "disable nb-iot, even if defined in config\n"
#define CONFIG_HLP_USRP_THREAD "having extra thead for usrp tx\n"
#define CONFIG_HLP_NFAPI "Change the nFAPI mode for NR\n"
#define CONFIG_L1_EMULATOR "Run in L1 emulated mode (disable PHY layer)\n"
/*-----------------------------------------------------------------------------------------------------------------------------------------------------*/
/* command line parameters common to eNodeB and UE */
@@ -122,7 +123,10 @@ extern "C"
#define USE_256QAM_TABLE softmodem_params.use_256qam_table
#define PRB_INTERPOLATION softmodem_params.prb_interpolation
#define NFAPI softmodem_params.nfapi
#define NSA softmodem_params.nsa
#define NODE_NUMBER softmodem_params.node_number
#define NON_STOP softmodem_params.non_stop
#define EMULATE_L1 softmodem_params.emulate_l1
#define DEFAULT_RFCONFIG_FILE "/usr/local/etc/syriq/ue.band7.tm1.PRB100.NR40.dat";
@@ -155,13 +159,16 @@ extern int usrp_tx_thread;
{"nokrnmod", CONFIG_HLP_NOKRNMOD, PARAMFLAG_BOOL, uptr:&nokrnmod, defintval:0, TYPE_INT, 0}, \
{"nbiot-disable", CONFIG_HLP_DISABLNBIOT, PARAMFLAG_BOOL, uptr:&nonbiot, defuintval:0, TYPE_INT, 0}, \
{"use-256qam-table", CONFIG_HLP_256QAM, PARAMFLAG_BOOL, iptr:&USE_256QAM_TABLE, defintval:0, TYPE_INT, 0}, \
{"do-prb-interpolation", CONFIG_HLP_PRBINTER, PARAMFLAG_BOOL, iptr:&PRB_INTERPOLATION, defintval:0, TYPE_INT, 0}, \
{"usrp-tx-thread-config", CONFIG_HLP_USRP_THREAD, 0, iptr:&usrp_tx_thread, defstrval:0, TYPE_INT, 0}, \
{"nfapi", CONFIG_HLP_NFAPI, 0, u8ptr:&nfapi_mode, defintval:0, TYPE_UINT8, 0}, \
{"non-stop", CONFIG_HLP_NONSTOP, PARAMFLAG_BOOL, iptr:&NON_STOP, defintval:0, TYPE_INT, 0}, \
{"nsa", CONFIG_HLP_NSA, PARAMFLAG_BOOL, iptr:&NSA, defintval:0, TYPE_INT, 0}, \
{"node-number", NULL, 0, u16ptr:&NODE_NUMBER, defuintval:0, TYPE_UINT16, 0}, \
{"usrp-tx-thread-config", CONFIG_HLP_USRP_THREAD, 0, iptr:&usrp_tx_thread, defstrval:0, TYPE_INT, 0}, \
{"do-prb-interpolation", CONFIG_HLP_PRBINTER, PARAMFLAG_BOOL, iptr:&PRB_INTERPOLATION, defintval:0, TYPE_INT, 0}, \
{"nfapi", CONFIG_HLP_NFAPI, 0, u8ptr:&nfapi_mode, defintval:0, TYPE_UINT8, 0}, \
{"non-stop", CONFIG_HLP_NONSTOP, PARAMFLAG_BOOL, iptr:&NON_STOP, defintval:0, TYPE_INT, 0}, \
{"emulate-l1", CONFIG_L1_EMULATOR, PARAMFLAG_BOOL, iptr:&EMULATE_L1, defintval:0, TYPE_INT, 0}, \
}
#define CONFIG_HLP_NSA "Enable NSA mode \n"
#define CONFIG_HLP_FLOG "Enable online log \n"
#define CONFIG_HLP_LOGL "Set the global log level, valid options: (4:trace, 3:debug, 2:info, 1:warn, (0:error))\n"
#define CONFIG_HLP_LOGV "Set the global log verbosity \n"
@@ -251,7 +258,10 @@ typedef struct {
int use_256qam_table;
int prb_interpolation;
uint8_t nfapi;
int nsa;
uint16_t node_number;
int non_stop;
int emulate_l1;
} softmodem_params_t;
extern uint64_t get_softmodem_optmask(void);
@@ -272,6 +282,7 @@ void tx_func(void *param);
void rx_func(void *param);
void ru_tx_func(void *param);
extern uint8_t nfapi_mode;
extern int16_t vnf_pnf_sfnslot_delta;
#ifdef __cplusplus
}
#endif