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Merge remote-tracking branch 'origin/develop' into scs_60_iisc

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This commit is contained in:
Abhijith
2021-08-30 17:21:34 +05:30
parent ad9e0f5db0 11477c7a2d
commit f03b309bc0
123 changed files with 28619 additions and 12094 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair2/GNB_APP/L1_nr_paramdef.h
+7 -4
View File
@@ -47,6 +47,7 @@
#define CONFIG_STRING_L1_REMOTE_N_PORTD "remote_n_portd"
#define CONFIG_STRING_L1_TRANSPORT_N_PREFERENCE "tr_n_preference"
#define CONFIG_STRING_L1_PUSCH_PROC_THREADS "pusch_proc_threads"
#define CONFIG_STRING_L1_OFDM_OFFSET_DIVISOR "ofdm_offset_divisor"
#define CONFIG_STRING_L1_PUCCH0_DTX_THRESHOLD "pucch0_dtx_threshold"
#define CONFIG_STRING_L1_PRACH_DTX_THRESHOLD "prach_dtx_threshold"
#define CONFIG_STRING_L1_PUSCH_DTX_THRESHOLD "pusch_dtx_threshold"
@@ -64,7 +65,8 @@
{CONFIG_STRING_L1_REMOTE_N_PORTC, NULL, 0, uptr:NULL, defintval:50030, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_LOCAL_N_PORTD, NULL, 0, uptr:NULL, defintval:50031, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_REMOTE_N_PORTD, NULL, 0, uptr:NULL, defintval:50031, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_PUSCH_PROC_THREADS, NULL, 0, uptr:NULL, defintval:1, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_PUSCH_PROC_THREADS, NULL, 0, uptr:NULL, defintval:3, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_OFDM_OFFSET_DIVISOR, NULL, 0, uptr:NULL, defuintval:8, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_PUCCH0_DTX_THRESHOLD, NULL, 0, uptr:NULL, defintval:100, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_PRACH_DTX_THRESHOLD, NULL, 0, uptr:NULL, defintval:150, TYPE_UINT, 0}, \
{CONFIG_STRING_L1_PUSCH_DTX_THRESHOLD, NULL, 0, uptr:NULL, defintval:50, TYPE_UINT, 0} \
@@ -79,9 +81,10 @@
#define L1_LOCAL_N_PORTD_IDX 7
#define L1_REMOTE_N_PORTD_IDX 8
#define L1_PUSCH_PROC_THREADS 9
#define L1_PUCCH0_DTX_THRESHOLD 10
#define L1_PRACH_DTX_THRESHOLD 11
#define L1_PUSCH_DTX_THRESHOLD 12
#define L1_OFDM_OFFSET_DIVISOR 10
#define L1_PUCCH0_DTX_THRESHOLD 11
#define L1_PRACH_DTX_THRESHOLD 12
#define L1_PUSCH_DTX_THRESHOLD 13
/*----------------------------------------------------------------------------------------------------------------------------------------------------*/
#endif
openair2/GNB_APP/gnb_app.c
+21 -20
View File
@@ -219,29 +219,30 @@ void *gNB_app_task(void *args_p)
//registered_gnb = 0;
__attribute__((unused)) uint32_t register_gnb_pending = gNB_app_register (gnb_id_start, gnb_id_end);
}
if (RC.nb_nr_inst > 0) {
if (NODE_IS_CU(RC.nrrrc[0]->node_type)) {
if (NODE_IS_CU(RC.nrrrc[0]->node_type)) {
if (itti_create_task(TASK_CU_F1, F1AP_CU_task, NULL) < 0) {
LOG_E(F1AP, "Create task for F1AP CU failed\n");
AssertFatal(1==0,"exiting");
}
}
if (NODE_IS_DU(RC.nrrrc[0]->node_type)) {
if (itti_create_task(TASK_DU_F1, F1AP_DU_task, NULL) < 0) {
LOG_E(F1AP, "Create task for F1AP DU failed\n");
AssertFatal(1==0,"exiting");
if (itti_create_task(TASK_CU_F1, F1AP_CU_task, NULL) < 0) {
LOG_E(F1AP, "Create task for F1AP CU failed\n");
AssertFatal(1==0,"exiting");
}
}
// configure F1AP here for F1C
LOG_I(GNB_APP,"ngran_gNB_DU: Allocating ITTI message for F1AP_SETUP_REQ\n");
msg_p = itti_alloc_new_message (TASK_GNB_APP, 0, F1AP_SETUP_REQ);
RCconfig_NR_DU_F1(msg_p, 0);
itti_send_msg_to_task (TASK_DU_F1, GNB_MODULE_ID_TO_INSTANCE(0), msg_p);
}
if (NODE_IS_DU(RC.nrrrc[0]->node_type)) {
if (itti_create_task(TASK_DU_F1, F1AP_DU_task, NULL) < 0) {
LOG_E(F1AP, "Create task for F1AP DU failed\n");
AssertFatal(1==0,"exiting");
}
// configure F1AP here for F1C
LOG_I(GNB_APP,"ngran_gNB_DU: Allocating ITTI message for F1AP_SETUP_REQ\n");
msg_p = itti_alloc_new_message (TASK_GNB_APP, 0, F1AP_SETUP_REQ);
RCconfig_NR_DU_F1(msg_p, 0);
itti_send_msg_to_task (TASK_DU_F1, GNB_MODULE_ID_TO_INSTANCE(0), msg_p);
}
}
do {
// Wait for a message
itti_receive_msg (TASK_GNB_APP, &msg_p);
openair2/GNB_APP/gnb_config.c
+1 -1
View File
@@ -590,6 +590,7 @@ void RCconfig_NR_L1(void) {
}
RC.gNB[j]->pusch_proc_threads = *(L1_ParamList.paramarray[j][L1_PUSCH_PROC_THREADS].uptr);
RC.gNB[j]->ofdm_offset_divisor = *(L1_ParamList.paramarray[j][L1_OFDM_OFFSET_DIVISOR].uptr);
RC.gNB[j]->pucch0_thres = *(L1_ParamList.paramarray[j][L1_PUCCH0_DTX_THRESHOLD].uptr);
RC.gNB[j]->prach_thres = *(L1_ParamList.paramarray[j][L1_PRACH_DTX_THRESHOLD].uptr);
RC.gNB[j]->pusch_thres = *(L1_ParamList.paramarray[j][L1_PUSCH_DTX_THRESHOLD].uptr);
@@ -1406,7 +1407,6 @@ void NRRCConfig(void) {
config_get( GNBSParams,sizeof(GNBSParams)/sizeof(paramdef_t),NULL);
RC.nb_nr_inst = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
// Get num MACRLC instances
config_getlist( &MACRLCParamList,NULL,0, NULL);
openair2/LAYER2/NR_MAC_UE/mac_defs.h
+12 -8
View File
@@ -292,8 +292,8 @@ typedef struct {
/// Random-access Contention Resolution Timer active flag
uint8_t RA_contention_resolution_timer_active;
/// Random-access Contention Resolution Timer count value
uint8_t RA_contention_resolution_cnt;
int RA_contention_resolution_target_frame;
int RA_contention_resolution_target_slot;
/// Transmitted UE Contention Resolution Identifier
uint8_t cont_res_id[6];
@@ -325,6 +325,15 @@ typedef struct {
} RAR_grant_t;
typedef struct {
uint8_t phr_reporting;
uint16_t truncated_bsr;
uint16_t short_bsr;
uint16_t long_bsr;
} NR_UE_MAC_CE_t;
typedef struct {
int n_HARQ_ACK;
uint32_t ack_payload;
@@ -340,7 +349,6 @@ typedef struct {
int8_t delta_pucch;
} PUCCH_sched_t;
/*!\brief Top level UE MAC structure */
typedef struct {
@@ -407,12 +415,8 @@ typedef struct {
nr_ue_if_module_t *if_module;
nr_phy_config_t phy_config;
/// BSR report flag management
uint8_t BSR_reporting_active;
NR_UE_SCHEDULING_INFO scheduling_info;
/// PHR
uint8_t PHR_reporting_active;
NR_UE_MAC_CE_t nr_ue_mac_ce;
NR_Type0_PDCCH_CSS_config_t type0_PDCCH_CSS_config;
NR_SearchSpace_t *search_space_zero;
openair2/LAYER2/NR_MAC_UE/mac_proto.h
+9 -17
View File
@@ -169,18 +169,8 @@ void nr_ue_process_mac_pdu(nr_downlink_indication_t *dl_info,
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment,
int pdu_id);
uint16_t nr_generate_ulsch_pdu(uint8_t *sdus_payload,
uint8_t *pdu,
uint8_t num_sdus,
uint16_t *sdu_lengths,
uint8_t *sdu_lcids,
uint8_t power_headroom,
uint16_t crnti,
uint16_t truncated_bsr,
uint16_t short_bsr,
uint16_t long_bsr,
unsigned short post_padding,
uint16_t buflen);
int nr_write_ce_ulsch_pdu(uint8_t *mac_ce,
NR_UE_MAC_INST_t *mac);
void fill_dci_search_candidates(NR_SearchSpace_t *ss,fapi_nr_dl_config_dci_dl_pdu_rel15_t *rel15);
@@ -201,10 +191,12 @@ int8_t nr_ue_process_dci_time_dom_resource_assignment(NR_UE_MAC_INST_t *mac,
uint8_t time_domain_ind,
bool use_default);
uint8_t
nr_ue_get_sdu(module_id_t module_idP, int CC_id, frame_t frameP,
sub_frame_t subframe, uint8_t eNB_index,
uint8_t *ulsch_buffer, uint16_t buflen, uint8_t *access_mode) ;
uint8_t nr_ue_get_sdu(module_id_t module_idP,
frame_t frameP,
sub_frame_t subframe,
uint8_t gNB_index,
uint8_t *ulsch_buffer,
uint16_t buflen);
int set_tdd_config_nr_ue(fapi_nr_config_request_t *cfg, int mu,
int nrofDownlinkSlots, int nrofDownlinkSymbols,
@@ -360,7 +352,7 @@ void nr_get_prach_resources(module_id_t mod_id,
void nr_Msg1_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint8_t gNB_id);
void nr_Msg3_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint8_t gNB_id);
void nr_Msg3_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, slot_t slotP, 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);
openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c
+117 -112
View File
@@ -157,7 +157,7 @@ void init_RA(module_id_t mod_id,
}
if (nr_rach_ConfigCommon->ext1) {
if (nr_rach_ConfigCommon->ext1->ra_PrioritizationForAccessIdentity){
if (nr_rach_ConfigCommon->ext1->ra_PrioritizationForAccessIdentity_r16){
LOG_D(MAC, "In %s:%d: Missing implementation for Access Identity initialization procedures\n", __FUNCTION__, __LINE__);
}
}
@@ -457,40 +457,45 @@ void nr_Msg1_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint
ra->RA_attempt_number++;
}
void nr_Msg3_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, uint8_t gNB_id){
void nr_Msg3_transmitted(module_id_t mod_id, uint8_t CC_id, frame_t frameP, slot_t slotP, uint8_t gNB_id){
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon = (mac->scc) ?
RA_config_t *ra = &mac->ra;
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon = (mac->scc) ?
mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup:
mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
RA_config_t *ra = &mac->ra;
long mu = (mac->scc) ?
mac->scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing :
mac->scc_SIB->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
int subframes_per_slot = nr_slots_per_frame[mu]/10;
LOG_D(MAC,"In %s: [UE %d] Frame %d, CB-RA: starting contention resolution timer\n", __FUNCTION__, mod_id, frameP);
// start contention resolution timer (cnt in slots)
int RA_contention_resolution_timer_subframes = (nr_rach_ConfigCommon->ra_ContentionResolutionTimer + 1)<<3;
ra->RA_contention_resolution_target_frame = frameP + (RA_contention_resolution_timer_subframes/10);
ra->RA_contention_resolution_target_slot = (slotP + (RA_contention_resolution_timer_subframes * subframes_per_slot)) % nr_slots_per_frame[mu];
LOG_D(MAC,"In %s: [UE %d] CB-RA: contention resolution timer set in frame.slot %d.%d and expiring in %d.%d\n",
__FUNCTION__, mod_id, frameP, slotP, ra->RA_contention_resolution_target_frame, ra->RA_contention_resolution_target_slot);
// start contention resolution timer
ra->RA_contention_resolution_cnt = (nr_rach_ConfigCommon->ra_ContentionResolutionTimer + 1) * 8;
ra->RA_contention_resolution_timer_active = 1;
ra->ra_state = WAIT_CONTENTION_RESOLUTION;
}
/////////////////////////////////////////////////////////////////////////
// This function handles:
// - Random Access Preamble Initialization (5.1.1 TS 38.321)
// - Random Access Response reception (5.1.4 TS 38.321)
/// In the current implementation, RA is 4-step contention free only
/////////////////////////////////////////////////////////////////////////
// todo TS 38.321:
// - BWP operation (subclause 5.15 TS 38.321)
// - beam failure recovery
// - handle initialization by handover
// - handle DL assignment on PDCCH for RA-RNTI
// - transmission on DCCH using PRACH (during handover, or sending SR for example)
// - take into account MAC CEs in size_sdu (currently hardcoded size to 1 MAC subPDU and 1 padding subheader)
// - fix rrc data req logic
// - retrieve TBS
// - add mac_rrc_nr_data_req_ue, etc ...
// - Msg3 Retransmissions to be scheduled by DCI 0_0
/**
* Function: handles Random Access Preamble Initialization (5.1.1 TS 38.321)
* handles Random Access Response reception (5.1.4 TS 38.321)
* Note: In SA mode the Msg3 contains a CCCH SDU, therefore no C-RNTI MAC CE is transmitted.
*
* @prach_resources pointer to PRACH resources
* @prach_pdu pointer to FAPI UL PRACH PDU
* @mod_id module ID
* @CC_id CC ID
* @frame current UL TX frame
* @gNB_id gNB ID
* @nr_slot_tx current UL TX slot
*/
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,
@@ -501,11 +506,6 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
RA_config_t *ra = &mac->ra;
uint8_t mac_sdus[MAX_NR_ULSCH_PAYLOAD_BYTES];
uint8_t lcid = UL_SCH_LCID_CCCH;
uint8_t *payload;
uint16_t size_sdu = 0;
unsigned short post_padding;
NR_RACH_ConfigCommon_t *setup;
if (mac->scc) setup = mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup;
else setup = mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
@@ -513,11 +513,6 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
NR_RACH_ConfigGeneric_t *rach_ConfigGeneric = &setup->rach_ConfigGeneric;
NR_RACH_ConfigDedicated_t *rach_ConfigDedicated = ra->rach_ConfigDedicated;
uint8_t sdu_lcids[NB_RB_MAX] = {0};
uint16_t sdu_lengths[NB_RB_MAX] = {0};
int num_sdus = 0;
int offset = 0;
// Delay init RA procedure to allow the convergence of the IIR filter on PRACH noise measurements at gNB side
if (!prach_resources->init_msg1) {
if ( (mac->common_configuration_complete>0 || get_softmodem_params()->do_ra==1) && ((MAX_FRAME_NUMBER+frame-prach_resources->sync_frame)%MAX_FRAME_NUMBER)>150 ){
@@ -528,90 +523,107 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
}
}
LOG_D(NR_MAC,"frame %d prach_resources->init_msg1 %d, ra->ra_state %d, ra->RA_active %d\n",
frame,prach_resources->init_msg1,ra->ra_state,ra->RA_active);
LOG_D(NR_MAC, "In %s: [UE %d][%d.%d]: init_msg1 %d, ra_state %d, RA_active %d\n",
__FUNCTION__,
mod_id,
frame,
nr_slot_tx,
prach_resources->init_msg1,
ra->ra_state,
ra->RA_active);
if (prach_resources->init_msg1 && ra->ra_state != RA_SUCCEEDED) {
if (ra->RA_active == 0) {
/* RA not active - checking if RRC is ready to initiate the RA procedure */
LOG_D(NR_MAC, "RA not active. Checking for data to transmit from upper layers...\n");
LOG_D(NR_MAC, "In %s: RA not active. Checking for data to transmit from upper layers...\n", __FUNCTION__);
uint8_t TBS_max = 8 + sizeof(NR_MAC_SUBHEADER_SHORT) + sizeof(NR_MAC_SUBHEADER_SHORT);
payload = (uint8_t*) mac->CCCH_pdu.payload;
const uint8_t lcid = UL_SCH_LCID_CCCH;
const uint8_t sh_size = sizeof(NR_MAC_SUBHEADER_FIXED);
const uint8_t TBS_max = 8 + sizeof(NR_MAC_SUBHEADER_SHORT) + sizeof(NR_MAC_SUBHEADER_SHORT); // Note: unclear the reason behind the selection of such TBS_max
int8_t size_sdu = 0;
uint8_t mac_ce[16] = {0};
uint8_t *pdu = get_softmodem_params()->sa ? mac->CCCH_pdu.payload : mac_ce;
uint8_t *payload = pdu;
num_sdus = 1;
post_padding = 1;
sdu_lcids[0] = lcid;
// Concerning the C-RNTI MAC CE, it has to be included if the UL transmission (Msg3) is not being made for the CCCH logical channel.
// Therefore it has been assumed that this event only occurs only when RA is done and it is not SA mode.
if (get_softmodem_params()->sa) {
// initialisation by RRC
NR_MAC_SUBHEADER_FIXED *header = (NR_MAC_SUBHEADER_FIXED *) pdu;
pdu += sh_size;
// TODO: To be removed after RA procedures fully implemented
if(get_softmodem_params()->do_ra) {
// initialisation by RRC
nr_rrc_ue_generate_RRCSetupRequest(mod_id,gNB_id);
// CCCH PDU
size_sdu = nr_mac_rrc_data_req_ue(mod_id, CC_id, gNB_id, frame, CCCH, pdu);
LOG_D(NR_MAC, "In %s: [UE %d][%d.%d]: Requested RRCConnectionRequest, got %d bytes for LCID 0x%02x \n", __FUNCTION__, mod_id, frame, nr_slot_tx, size_sdu, lcid);
if (size_sdu > 0) {
// UE Contention Resolution Identity
// Store the first 48 bits belonging to the uplink CCCH SDU within Msg3 to determine whether or not the
// Random Access Procedure has been successful after reception of Msg4
memcpy(ra->cont_res_id, pdu, sizeof(uint8_t) * 6);
pdu += size_sdu;
ra->Msg3_size = size_sdu + sh_size;
// Build header
header->R = 0;
header->LCID = lcid;
} else {
pdu -= sh_size;
}
} else {
size_sdu = nr_write_ce_ulsch_pdu(pdu, mac);
pdu += size_sdu;
ra->Msg3_size = size_sdu;
}
// CCCH PDU
size_sdu = (uint16_t) nr_mac_rrc_data_req_ue(mod_id, CC_id, gNB_id, frame, CCCH, mac_sdus);
if (size_sdu > 0 && ra->generate_nr_prach == GENERATE_PREAMBLE) {
sdu_lengths[0] = size_sdu;
LOG_D(NR_MAC,"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n", mod_id, frame, size_sdu);
if (size_sdu > 0) {
// UE Contention Resolution Identity
// Store the first 48 bits belonging to the uplink CCCH SDU within Msg3 to determine whether or not the
// Random Access Procedure has been successful after reception of Msg4
memcpy(ra->cont_res_id, mac_sdus, sizeof(uint8_t) * 6);
LOG_D(NR_MAC, "[UE %d][%d.%d]: starting initialisation Random Access Procedure...\n", mod_id, frame, nr_slot_tx);
ra->Msg3_size = size_sdu + sizeof(NR_MAC_SUBHEADER_SHORT) + sizeof(NR_MAC_SUBHEADER_SHORT);
LOG_D(NR_MAC, "In %s: [UE %d][%d.%d]: starting initialisation Random Access Procedure...\n", __FUNCTION__, mod_id, frame, nr_slot_tx);
AssertFatal(TBS_max > ra->Msg3_size, "In %s: allocated resources are not enough for Msg3!\n", __FUNCTION__);
// Init RA procedure
init_RA(mod_id, prach_resources, setup, rach_ConfigGeneric, rach_ConfigDedicated);
prach_resources->Msg3 = payload;
nr_get_RA_window(mac);
// Fill in preamble and PRACH resources
if (ra->generate_nr_prach == GENERATE_PREAMBLE) {
nr_get_prach_resources(mod_id, CC_id, gNB_id, prach_resources, prach_pdu, rach_ConfigDedicated);
}
offset = nr_generate_ulsch_pdu((uint8_t *) mac_sdus, // sdus buffer
(uint8_t *) payload, // UL MAC pdu pointer
num_sdus, // num sdus
sdu_lengths, // sdu length
sdu_lcids, // sdu lcid
0, // power headroom
0, // crnti
0, // truncated bsr
0, // short bsr
0, // long_bsr
post_padding,
0);
AssertFatal(TBS_max > offset, "Frequency resources are not enough for Msg3!\n");
nr_get_prach_resources(mod_id, CC_id, gNB_id, prach_resources, prach_pdu, rach_ConfigDedicated);
// Padding: fill remainder with 0
if (post_padding > 0){
for (int j = 0; j < (TBS_max - offset); j++)
payload[offset + j] = 0;
if (TBS_max - ra->Msg3_size > 0) {
LOG_D(NR_MAC, "In %s: remaining %d bytes, filling with padding\n", __FUNCTION__, TBS_max - ra->Msg3_size);
((NR_MAC_SUBHEADER_FIXED *) pdu)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) pdu)->LCID = UL_SCH_LCID_PADDING;
pdu += sizeof(NR_MAC_SUBHEADER_FIXED);
for (int j = 0; j < TBS_max - ra->Msg3_size - sizeof(NR_MAC_SUBHEADER_FIXED); j++) {
pdu[j] = 0;
}
}
// Dumping ULSCH payload
LOG_D(NR_MAC, "In %s: dumping UL Msg3 MAC PDU with length %d: \n", __FUNCTION__, TBS_max);
for(int k = 0; k < TBS_max; k++) {
LOG_D(NR_MAC,"(%i): %i\n", k, payload[k]);
}
// Msg3 was initialized with TBS_max bytes because the RA_Msg3_size will only be known after
// receiving Msg2 (which contains the Msg3 resource reserve).
// Msg3 will be transmitted with RA_Msg3_size bytes, removing unnecessary 0s.
mac->ulsch_pdu.Pdu_size = TBS_max;
memcpy(mac->ulsch_pdu.payload, payload, TBS_max);
} else {
return 0;
}
LOG_D(MAC,"size_sdu = %i\n", size_sdu);
LOG_D(MAC,"offset = %i\n", offset);
for(int k = 0; k < TBS_max; k++) {
LOG_D(MAC,"(%i): %i\n", k, prach_resources->Msg3[k]);
}
// Msg3 was initialized with TBS_max bytes because the RA_Msg3_size will only be known after
// receiving Msg2 (which contains the Msg3 resource reserve).
// Msg3 will be transmitted with RA_Msg3_size bytes, removing unnecessary 0s.
mac->ulsch_pdu.Pdu_size = TBS_max;
memcpy(mac->ulsch_pdu.payload, prach_resources->Msg3, TBS_max);
} else if (ra->RA_window_cnt != -1) { // RACH is active
LOG_D(MAC, "In %s [%d.%d] RA is active: RA window count %d, RA backoff count %d\n", __FUNCTION__, frame, nr_slot_tx, ra->RA_window_cnt, ra->RA_backoff_cnt);
@@ -736,20 +748,15 @@ void nr_ue_contention_resolution(module_id_t module_id, int cc_id, frame_t frame
RA_config_t *ra = &mac->ra;
if (ra->RA_contention_resolution_timer_active == 1) {
ra->RA_contention_resolution_cnt--;
LOG_D(MAC, "In %s: [%d.%d] RA contention resolution timer %d\n", __FUNCTION__, frame, slot, ra->RA_contention_resolution_cnt);
if (ra->RA_contention_resolution_cnt == 0) {
ra->t_crnti = 0;
ra->RA_active = 0;
ra->RA_contention_resolution_timer_active = 0;
// Signal PHY to quit RA procedure
LOG_E(MAC, "[UE %d] CB-RA: Contention resolution timer has expired, RA procedure has failed...\n", module_id);
nr_ra_failed(module_id, cc_id, prach_resources, frame, slot);
}
if (frame >= ra->RA_contention_resolution_target_frame &&
slot >= ra->RA_contention_resolution_target_slot) {
ra->t_crnti = 0;
ra->RA_active = 0;
ra->RA_contention_resolution_timer_active = 0;
// Signal PHY to quit RA procedure
LOG_E(MAC, "[UE %d] CB-RA: Contention resolution timer has expired, RA procedure has failed...\n", module_id);
nr_ra_failed(module_id, cc_id, prach_resources, frame, slot);
}
}
}
@@ -767,13 +774,11 @@ void nr_ra_succeeded(module_id_t mod_id, frame_t frame, int slot){
LOG_I(MAC, "[UE %d][%d.%d][RAPROC] RA procedure succeeded. CF-RA: RAR successfully received.\n", mod_id, frame, slot);
ra->RA_window_cnt = -1;
mac->crnti = ra->t_crnti;
} else {
LOG_I(MAC, "[UE %d][%d.%d][RAPROC] RA procedure succeeded. CB-RA: Contention Resolution is successful.\n", mod_id, frame, slot);
ra->RA_contention_resolution_cnt = -1;
ra->RA_contention_resolution_timer_active = 0;
mac->crnti = ra->t_crnti;
ra->t_crnti = 0;
openair2/LAYER2/NR_MAC_UE/nr_ue_dci_configuration.c
+2 -1
View File
@@ -183,7 +183,8 @@ 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, MAX_BWP_SIZE);
rel15->BWPStart = NRRIV2PRBOFFSET(initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
rel15->SubcarrierSpacing = initialDownlinkBWP->genericParameters.subcarrierSpacing;
rel15->dci_length_options[0] = nr_dci_size(initialUplinkBWP, mac->cg, &mac->def_dci_pdu_rel15[rel15->dci_format_options[0]], rel15->dci_format_options[0], NR_RNTI_TC, rel15->BWPSize, dl_bwp_id);
for (int i = 0; i < rel15->num_dci_options; i++)
rel15->dci_length_options[i] = nr_dci_size(initialUplinkBWP, mac->cg, &mac->def_dci_pdu_rel15[rel15->dci_format_options[i]], rel15->dci_format_options[i], NR_RNTI_TC, rel15->BWPSize, dl_bwp_id);
break;
case NR_RNTI_SP_CSI:
break;
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+147 -155
View File
@@ -171,7 +171,7 @@ int8_t nr_ue_decode_mib(module_id_t module_id,
uint16_t ssb_start_subcarrier,
uint16_t cell_id)
{
LOG_D(MAC,"[L2][MAC] decode mib\n");
LOG_I(MAC,"[L2][MAC] decode mib\n");
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
mac->physCellId = cell_id;
@@ -516,7 +516,10 @@ int nr_ue_process_dci_indication_pdu(module_id_t module_id,int cc_id, int gNB_in
dci->rnti,dci->dci_format,dci->n_CCE,dci->payloadSize,*(unsigned long long*)dci->payloadBits);
int8_t ret = nr_extract_dci_info(mac, dci->dci_format, dci->payloadSize, dci->rnti, (uint64_t *)dci->payloadBits, def_dci_pdu_rel15);
if ((ret&1) == 1) return -1;
else if (ret == 2) dci->dci_format = NR_UL_DCI_FORMAT_0_0;
else if (ret == 2) {
dci->dci_format = NR_UL_DCI_FORMAT_0_0;
def_dci_pdu_rel15 = &mac->def_dci_pdu_rel15[dci->dci_format];
}
return (nr_ue_process_dci(module_id, cc_id, gNB_index, frame, slot, def_dci_pdu_rel15, dci));
}
@@ -2388,14 +2391,6 @@ void nr_ue_send_sdu(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *u
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SEND_SDU, VCD_FUNCTION_IN);
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_T(MAC, "[UE %d] First 32 bytes of DLSCH : \n", module_idP);
for (i = 0; i < 32; i++) {
LOG_T(MAC, "%x.", sdu[i]);
}
LOG_T(MAC, "\n");
#endif
LOG_D(MAC, "In %s [%d.%d] Handling DLSCH PDU...\n", __FUNCTION__, dl_info->frame, dl_info->slot);
// Processing MAC PDU
@@ -2521,9 +2516,10 @@ uint8_t nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
dci_pdu_rel15->format_indicator = (*dci_pdu>>(dci_size-pos))&1;
//switch to DCI_0_0
if (dci_pdu_rel15->format_indicator == 0)
if (dci_pdu_rel15->format_indicator == 0) {
dci_pdu_rel15 = &mac->def_dci_pdu_rel15[NR_UL_DCI_FORMAT_0_0];
return 2+nr_extract_dci_info(mac, NR_UL_DCI_FORMAT_0_0, dci_size, rnti, dci_pdu, dci_pdu_rel15);
}
#ifdef DEBUG_EXTRACT_DCI
LOG_D(MAC,"Format indicator %d (%d bits) N_RB_BWP %d => %d (0x%lx)\n",dci_pdu_rel15->format_indicator,1,N_RB,dci_size-pos,*dci_pdu);
#endif
@@ -2725,6 +2721,12 @@ uint8_t nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
pos++;
dci_pdu_rel15->format_indicator = (*dci_pdu>>(dci_size-pos))&1;
//switch to DCI_0_0
if (dci_pdu_rel15->format_indicator == 0) {
dci_pdu_rel15 = &mac->def_dci_pdu_rel15[NR_UL_DCI_FORMAT_0_0];
return 2+nr_extract_dci_info(mac, NR_UL_DCI_FORMAT_0_0, dci_size, rnti, dci_pdu, dci_pdu_rel15);
}
if (dci_pdu_rel15->format_indicator == 0)
return 1; // discard dci, format indicator not corresponding to dci_format
@@ -2863,40 +2865,62 @@ uint8_t nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
break;
case NR_RNTI_TC:
/*
// indicating a DL DCI format 1bit
dci_pdu->= (*dci_pdu>>(dci_size-pos)format_indicator&1)<<(dci_size-pos++);
// Freq domain assignment max 16 bit
//Identifier for DCI formats
pos++;
dci_pdu_rel15->format_indicator = (*dci_pdu>>(dci_size-pos))&1;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"Format indicator %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->format_indicator,1,dci_size-pos,*dci_pdu);
#endif
if (dci_pdu_rel15->format_indicator == 1)
return 1; // discard dci, format indicator not corresponding to dci_format
fsize = (int)ceil( log2( (N_RB_UL*(N_RB_UL+1))>>1 ) );
for (int i=0; i<fsize; i++)
dci_pdu->= ((*dci_pdu>>(dci_size-pos)frequency_domain_assignment>>(fsize-i-1))&1)<<(dci_size-pos++);
pos+=fsize;
dci_pdu_rel15->frequency_domain_assignment.val = (*dci_pdu>>(dci_size-pos))&((1<<fsize)-1);
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"Freq domain assignment %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->frequency_domain_assignment.val,fsize,dci_size-pos,*dci_pdu);
#endif
// Time domain assignment 4bit
for (int i=0; i<4; i++)
dci_pdu->= (((uint64_t)*dci_pdu>>(dci_size-pos)time_domain_assignment>>(3-i))&1)<<(dci_size-pos++);
pos+=4;
dci_pdu_rel15->time_domain_assignment.val = (*dci_pdu>>(dci_size-pos))&0xf;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"time-domain assignment %d (4 bits)=> %d (0x%lx)\n",dci_pdu_rel15->time_domain_assignment.val,dci_size-pos,*dci_pdu);
#endif
// Frequency hopping flag  E1 bit
dci_pdu->= ((uint64_t)*dci_pdu>>(dci_size-pos)frequency_hopping_flag&1)<<(dci_size-pos++);
pos++;
dci_pdu_rel15->frequency_hopping_flag.val= (*dci_pdu>>(dci_size-pos))&1;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"frequency_hopping %d (1 bit)=> %d (0x%lx)\n",dci_pdu_rel15->frequency_hopping_flag.val,dci_size-pos,*dci_pdu);
#endif
// MCS 5 bit
for (int i=0; i<5; i++)
dci_pdu->= (((uint64_t)*dci_pdu>>(dci_size-pos)mcs>>(4-i))&1)<<(dci_size-pos++);
pos+=5;
dci_pdu_rel15->mcs= (*dci_pdu>>(dci_size-pos))&0x1f;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"mcs %d (5 bits)=> %d (0x%lx)\n",dci_pdu_rel15->mcs,dci_size-pos,*dci_pdu);
#endif
// New data indicator 1bit
dci_pdu->= ((uint64_t)*dci_pdu>>(dci_size-pos)ndi&1)<<(dci_size-pos++);
pos++;
dci_pdu_rel15->ndi= (*dci_pdu>>(dci_size-pos))&1;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"NDI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->ndi,1,dci_size-pos,*dci_pdu);
#endif
// Redundancy version 2bit
for (int i=0; i<2; i++)
dci_pdu->= (((uint64_t)*dci_pdu>>(dci_size-pos)rv>>(1-i))&1)<<(dci_size-pos++);
pos+=2;
dci_pdu_rel15->rv= (*dci_pdu>>(dci_size-pos))&3;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"RV %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->rv,2,dci_size-pos,*dci_pdu);
#endif
// HARQ process number 4bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)*dci_pdu>>(dci_size-pos)harq_pid>>(3-i))&1)<<(dci_size-pos++);
pos+=4;
dci_pdu_rel15->harq_pid = (*dci_pdu>>(dci_size-pos))&0xf;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"HARQ_PID %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->harq_pid,4,dci_size-pos,*dci_pdu);
#endif
// TPC command for scheduled PUSCH  E2 bits
for (int i=0; i<2; i++)
dci_pdu->= (((uint64_t)*dci_pdu>>(dci_size-pos)tpc>>(1-i))&1)<<(dci_size-pos++);
*/
// UL/SUL indicator  E1 bit
/*
commented for now (RK): need to get this information from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
dci_pdu->= ((uint64_t)dci_pdu_rel15->ul_sul_indicator&1)<<(dci_size-pos++);
*/
pos+=2;
dci_pdu_rel15->tpc = (*dci_pdu>>(dci_size-pos))&3;
#ifdef DEBUG_EXTRACT_DCI
LOG_I(MAC,"TPC %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->tpc,2,dci_size-pos,*dci_pdu);
#endif
break;
}
@@ -3312,7 +3336,7 @@ void nr_ue_process_mac_pdu(nr_downlink_indication_t *dl_info,
#endif
*/
LOG_I(MAC, "[%d.%d] Received TA_COMMAND %u TAGID %u CC_id %d\n", frameP, slot, ul_time_alignment->ta_command, ul_time_alignment->tag_id, CC_id);
LOG_D(MAC, "[%d.%d] Received TA_COMMAND %u TAGID %u CC_id %d\n", frameP, slot, ul_time_alignment->ta_command, ul_time_alignment->tag_id, CC_id);
break;
case DL_SCH_LCID_CON_RES_ID:
@@ -3409,145 +3433,116 @@ void nr_ue_process_mac_pdu(nr_downlink_indication_t *dl_info,
}
}
////////////////////////////////////////////////////////
/////* ULSCH MAC PDU generation (6.1.2 TS 38.321) */////
////////////////////////////////////////////////////////
/**
* Function: generating MAC CEs (MAC CE and subheader) for the ULSCH PDU
* Notes: TODO: PHR and BSR reporting
* Parameters:
* @mac_ce pointer to the MAC sub-PDUs including the MAC CEs
* @mac pointer to the MAC instance
* Return: number of written bytes
*/
int nr_write_ce_ulsch_pdu(uint8_t *mac_ce,
NR_UE_MAC_INST_t *mac) {
uint16_t nr_generate_ulsch_pdu(uint8_t *sdus_payload,
uint8_t *pdu,
uint8_t num_sdus,
uint16_t *sdu_lengths,
uint8_t *sdu_lcids,
uint8_t power_headroom,
uint16_t crnti,
uint16_t truncated_bsr,
uint16_t short_bsr,
uint16_t long_bsr,
unsigned short post_padding,
uint16_t buflen) {
int mac_ce_len = 0;
uint8_t mac_ce_size = 0;
NR_UE_MAC_CE_t *nr_ue_mac_ce = &mac->nr_ue_mac_ce;
NR_MAC_SUBHEADER_FIXED *mac_pdu_ptr = (NR_MAC_SUBHEADER_FIXED *) pdu;
if (nr_ue_mac_ce->phr_reporting && mac->phr_Config != NULL) {
LOG_D(MAC, "[UE] Generating ULSCH PDU : num_sdus %d\n", num_sdus);
#ifdef DEBUG_HEADER_PARSING
for (int i = 0; i < num_sdus; i++)
LOG_D(MAC, "[UE] MAC subPDU %d (lcid %d length %d bytes \n", i, sdu_lcids[i], sdu_lengths[i]);
#endif
// Generating UL MAC subPDUs including MAC SDU and subheader
for (int i = 0; i < num_sdus; i++) {
LOG_D(MAC, "[UE] Generating UL MAC subPDUs for SDU with lenght %d ( num_sdus %d )\n", sdu_lengths[i], num_sdus);
if (sdu_lcids[i] != UL_SCH_LCID_CCCH){
if (sdu_lengths[i] < 128) {
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->R = 0;
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->F = 0;
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->LCID = sdu_lcids[i];
((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->L = (unsigned char) sdu_lengths[i];
mac_pdu_ptr += sizeof(NR_MAC_SUBHEADER_SHORT);
} else {
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->R = 0;
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->F = 1;
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->LCID = sdu_lcids[i];
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->L1 = ((unsigned short) sdu_lengths[i] >> 8) & 0x7f;
((NR_MAC_SUBHEADER_LONG *) mac_pdu_ptr)->L2 = (unsigned short) sdu_lengths[i] & 0xff;
mac_pdu_ptr += sizeof(NR_MAC_SUBHEADER_LONG);
}
} else { // UL CCCH SDU
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = sdu_lcids[i];
mac_pdu_ptr ++;
}
// cycle through SDUs, compute each relevant and place ulsch_buffer in
memcpy((void *) mac_pdu_ptr, (void *) sdus_payload, sdu_lengths[i]);
sdus_payload += sdu_lengths[i];
mac_pdu_ptr += sdu_lengths[i];
}
// Generating UL MAC subPDUs including MAC CEs (MAC CE and subheader)
if (power_headroom) {
// MAC CE fixed subheader
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = UL_SCH_LCID_SINGLE_ENTRY_PHR;
mac_pdu_ptr++;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->LCID = UL_SCH_LCID_SINGLE_ENTRY_PHR;
mac_ce++;
// PHR MAC CE (1 octet)
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_pdu_ptr)->PH = power_headroom;
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_pdu_ptr)->R1 = 0;
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_pdu_ptr)->PCMAX = 0; // todo
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_pdu_ptr)->R2 = 0;
mac_pdu_ptr += sizeof(NR_SINGLE_ENTRY_PHR_MAC_CE);
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_ce)->PH = 0;
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_ce)->R1 = 0;
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_ce)->PCMAX = 0;
((NR_SINGLE_ENTRY_PHR_MAC_CE *) mac_ce)->R2 = 0;
// update pointer and length
mac_ce_size = sizeof(NR_SINGLE_ENTRY_PHR_MAC_CE);
mac_ce += mac_ce_size;
mac_ce_len += mac_ce_size + sizeof(NR_MAC_SUBHEADER_FIXED);
}
if (crnti) {
if (!get_softmodem_params()->sa && get_softmodem_params()->do_ra && mac->ra.ra_state != RA_SUCCEEDED) {
LOG_D(NR_MAC, "In %s: generating C-RNTI MAC CE with C-RNTI %x\n", __FUNCTION__, mac->crnti);
// MAC CE fixed subheader
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = UL_SCH_LCID_C_RNTI;
mac_pdu_ptr++;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->LCID = UL_SCH_LCID_C_RNTI;
mac_ce++;
// C-RNTI MAC CE (2 octets)
* (uint16_t *) mac_pdu_ptr = crnti;
mac_pdu_ptr += sizeof(uint16_t);
*(uint16_t *) mac_ce = mac->crnti;
// update pointer and length
mac_ce_size = sizeof(uint16_t);
mac_ce += mac_ce_size;
mac_ce_len += mac_ce_size + sizeof(NR_MAC_SUBHEADER_FIXED);
}
if (truncated_bsr) {
if (nr_ue_mac_ce->truncated_bsr) {
LOG_D(NR_MAC, "In %s: generating short truncated BSR MAC CE with command %x\n", __FUNCTION__, nr_ue_mac_ce->truncated_bsr);
// MAC CE fixed subheader
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = UL_SCH_LCID_S_TRUNCATED_BSR;
mac_pdu_ptr++;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->LCID = UL_SCH_LCID_S_TRUNCATED_BSR;
mac_ce++;
// Short truncated BSR MAC CE (1 octet)
((NR_BSR_SHORT_TRUNCATED *) mac_pdu_ptr)-> Buffer_size = truncated_bsr;
((NR_BSR_SHORT_TRUNCATED *) mac_pdu_ptr)-> LcgID = 0; // todo
mac_pdu_ptr+= sizeof(NR_BSR_SHORT_TRUNCATED);
} else if (short_bsr) {
((NR_BSR_SHORT_TRUNCATED *) mac_ce)-> Buffer_size = 0;
((NR_BSR_SHORT_TRUNCATED *) mac_ce)-> LcgID = 0;
// update pointer and length
mac_ce_size = sizeof(NR_BSR_SHORT_TRUNCATED);
mac_ce += mac_ce_size;
mac_ce_len += mac_ce_size + sizeof(NR_MAC_SUBHEADER_FIXED);
} else if (nr_ue_mac_ce->short_bsr) {
LOG_D(NR_MAC, "In %s: generating short BSR MAC CE with command %x\n", __FUNCTION__, nr_ue_mac_ce->short_bsr);
// MAC CE fixed subheader
mac_pdu_ptr->R = 0;
mac_pdu_ptr->LCID = UL_SCH_LCID_S_BSR;
mac_pdu_ptr++;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) mac_ce)->LCID = UL_SCH_LCID_S_BSR;
mac_ce++;
// Short truncated BSR MAC CE (1 octet)
((NR_BSR_SHORT *) mac_pdu_ptr)->Buffer_size = short_bsr;
((NR_BSR_SHORT *) mac_pdu_ptr)->LcgID = 0; // todo
mac_pdu_ptr+= sizeof(NR_BSR_SHORT);
} else if (long_bsr) {
((NR_BSR_SHORT *) mac_ce)->Buffer_size = nr_ue_mac_ce->short_bsr;
((NR_BSR_SHORT *) mac_ce)->LcgID = 0;
// update pointer and length
mac_ce_size = sizeof(NR_BSR_SHORT);
mac_ce += mac_ce_size;
mac_ce_len += mac_ce_size + sizeof(NR_MAC_SUBHEADER_FIXED);
} else if (nr_ue_mac_ce->long_bsr) {
// MAC CE variable subheader
// todo ch 6.1.3.1. TS 38.321
// ((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->R = 0;
// ((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->F = 0;
// ((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->LCID = UL_SCH_LCID_L_BSR;
// ((NR_MAC_SUBHEADER_SHORT *) mac_pdu_ptr)->L = 0;
// last_size = 2;
// mac_pdu_ptr += last_size;
// sh_size = 2;
// Short truncated BSR MAC CE (1 octet)
// ((NR_BSR_LONG *) ce_ptr)->Buffer_size0 = short_bsr;
// ((NR_BSR_LONG *) ce_ptr)->LCGID0 = 0;
// ((NR_BSR_LONG *) mac_ce)->Buffer_size0 = short_bsr;
// ((NR_BSR_LONG *) mac_ce)->LCGID0 = 0;
// mac_ce_size = sizeof(NR_BSR_LONG); // size is variable
}
// compute offset before adding padding (if necessary)
int padding_bytes = 0;
if(buflen > 0) // If the buflen is provided
padding_bytes = buflen + pdu - (unsigned char *) mac_pdu_ptr;
return mac_ce_len;
AssertFatal(padding_bytes>=0,"");
// Compute final offset for padding
if (post_padding || padding_bytes>0) {
((NR_MAC_SUBHEADER_FIXED *) mac_pdu_ptr)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) mac_pdu_ptr)->LCID = UL_SCH_LCID_PADDING;
mac_pdu_ptr++;
}
return (uint8_t *)mac_pdu_ptr-pdu;
}
/////////////////////////////////////
// Random Access Response PDU //
// TS 38.213 ch 8.2 //
@@ -3596,7 +3591,6 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t
uint8_t is_Msg3 = 1;
frame_t frame_tx = 0;
int slot_tx = 0;
uint16_t rnti = 0;
int ret = 0;
NR_RA_HEADER_RAPID *rarh = (NR_RA_HEADER_RAPID *) dlsch_buffer; // RAR subheader pointer
NR_MAC_RAR *rar = (NR_MAC_RAR *) (dlsch_buffer + 1); // RAR subPDU pointer
@@ -3648,9 +3642,6 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t
unsigned char csi_req;
#endif
// TC-RNTI
ra->t_crnti = rar->TCRNTI_2 + (rar->TCRNTI_1 << 8);
// TA command
ul_time_alignment->apply_ta = 1;
ul_time_alignment->ta_command = 31 + rar->TA2 + (rar->TA1 << 5);
@@ -3696,12 +3687,6 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t
rar_grant.Msg3_f_alloc = (uint16_t) ((rar->UL_GRANT_3 >> 4) | (rar->UL_GRANT_2 << 4) | ((rar->UL_GRANT_1 & 0x03) << 12));
// frequency hopping
rar_grant.freq_hopping = (unsigned char) (rar->UL_GRANT_1 >> 2);
// TC-RNTI
if (ra->t_crnti) {
rnti = ra->t_crnti;
} else {
rnti = mac->crnti;
}
#ifdef DEBUG_RAR
LOG_I(NR_MAC, "rarh->E = 0x%x\n", rarh->E);
@@ -3741,12 +3726,19 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t
if (ret != -1){
fapi_nr_ul_config_request_t *ul_config = get_ul_config_request(mac, slot_tx);
uint16_t rnti = mac->crnti;
if (!ul_config) {
LOG_W(MAC, "In %s: ul_config request is NULL. Probably due to unexpected UL DCI in frame.slot %d.%d. Ignoring DCI!\n", __FUNCTION__, frame, slot);
return -1;
}
// Upon successful reception, set the T-CRNTI to the RAR value if the RA preamble is selected among the contention-based RA Preambles
if (!ra->cfra) {
ra->t_crnti = rar->TCRNTI_2 + (rar->TCRNTI_1 << 8);
rnti = ra->t_crnti;
}
nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].pusch_config_pdu;
fill_ul_config(ul_config, frame_tx, slot_tx, FAPI_NR_UL_CONFIG_TYPE_PUSCH);
openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
+170 -111
View File
@@ -947,12 +947,15 @@ NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_in
}
// this is for Msg2/Msg4
if (mac->ra.ra_state >= WAIT_RAR) {
rel15->num_dci_options = 1;
rel15->num_dci_options = mac->ra.ra_state == WAIT_RAR ? 1 : 2;
rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_0;
if (mac->ra.ra_state == WAIT_CONTENTION_RESOLUTION)
rel15->dci_format_options[1] = NR_UL_DCI_FORMAT_0_0; // msg3 retransmission
config_dci_pdu(mac, rel15, dl_config, mac->ra.ra_state == WAIT_RAR ? NR_RNTI_RA : NR_RNTI_TC , -1);
fill_dci_search_candidates(ss0, rel15);
dl_config->number_pdus = 1;
LOG_D(NR_MAC,"mac->cg %p: Calling fill_scheduled_response rnti %x, type0_pdcch, num_pdus %d\n",mac->cg,rel15->rnti,dl_config->number_pdus);
LOG_D(NR_MAC,"mac->cg %p: Calling fill_scheduled_response rnti %x, type0_pdcch, num_pdus %d frame %d slot %d\n",
mac->cg,rel15->rnti,dl_config->number_pdus,rx_frame,rx_slot);
fill_scheduled_response(&scheduled_response, dl_config, NULL, NULL, mod_id, cc_id, rx_frame, rx_slot, dl_info->thread_id);
if(mac->if_module != NULL && mac->if_module->scheduled_response != NULL)
mac->if_module->scheduled_response(&scheduled_response);
@@ -995,7 +998,7 @@ NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_in
frame_t frame_tx = ul_info->frame_tx;
slot_t slot_tx = ul_info->slot_tx;
module_id_t mod_id = ul_info->module_id;
uint8_t access_mode = SCHEDULED_ACCESS;
uint32_t gNB_index = ul_info->gNB_index;
NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
RA_config_t *ra = &mac->ra;
@@ -1009,7 +1012,6 @@ NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_in
LOG_D(NR_MAC, "In %s:[%d.%d]: number of UL PDUs: %d with UL transmission in [%d.%d]\n", __FUNCTION__, frame_tx, slot_tx, ul_config->number_pdus, ul_config->sfn, ul_config->slot);
uint8_t ulsch_input_buffer[MAX_ULSCH_PAYLOAD_BYTES];
uint8_t data_existing = 0;
nr_scheduled_response_t scheduled_response;
fapi_nr_tx_request_t tx_req;
@@ -1020,7 +1022,7 @@ NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_in
if (ulcfg_pdu->pdu_type == FAPI_NR_UL_CONFIG_TYPE_PUSCH) {
uint16_t TBS_bytes = ulcfg_pdu->pusch_config_pdu.pusch_data.tb_size;
LOG_D(NR_MAC,"harq_id %d, NDI %d NDI_DCI %d, TBS_bytes %d (ra_state %d\n",
LOG_D(NR_MAC,"harq_id %d, NDI %d NDI_DCI %d, TBS_bytes %d (ra_state %d)\n",
ulcfg_pdu->pusch_config_pdu.pusch_data.harq_process_id,
mac->UL_ndi[ulcfg_pdu->pusch_config_pdu.pusch_data.harq_process_id],
ulcfg_pdu->pusch_config_pdu.pusch_data.new_data_indicator,
@@ -1041,46 +1043,15 @@ NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_in
mac->first_ul_tx[ulcfg_pdu->pusch_config_pdu.pusch_data.harq_process_id]==1)){
// Getting IP traffic to be transmitted
data_existing = nr_ue_get_sdu(mod_id,
cc_id,
frame_tx,
slot_tx,
0,
ulsch_input_buffer,
TBS_bytes,
&access_mode);
nr_ue_get_sdu(mod_id, frame_tx, slot_tx, gNB_index, ulsch_input_buffer, TBS_bytes);
}
LOG_D(NR_MAC,"Flipping NDI for harq_id %d\n",ulcfg_pdu->pusch_config_pdu.pusch_data.new_data_indicator);
mac->UL_ndi[ulcfg_pdu->pusch_config_pdu.pusch_data.harq_process_id] = ulcfg_pdu->pusch_config_pdu.pusch_data.new_data_indicator;
mac->first_ul_tx[ulcfg_pdu->pusch_config_pdu.pusch_data.harq_process_id] = 0;
//Random traffic to be transmitted if there is no IP traffic available for this Tx opportunity
if (!data_existing) {
//Use zeros for the header bytes in noS1 mode, in order to make sure that the LCID is not valid
//and block this traffic from being forwarded to the upper layers at the gNB
LOG_D(PHY, "In %s: Random data to be transmitted: TBS_bytes %d \n", __FUNCTION__, TBS_bytes);
//Give the first byte a dummy value (a value not corresponding to any valid LCID based on 38.321, Table 6.2.1-2)
//in order to distinguish the PHY random packets at the MAC layer of the gNB receiver from the normal packets that should
//have a valid LCID (nr_process_mac_pdu function)
ulsch_input_buffer[0] = UL_SCH_LCID_PADDING;
for (int i = 1; i < TBS_bytes; i++) {
ulsch_input_buffer[i] = (unsigned char) rand();
}
}
}
#ifdef DEBUG_MAC_PDU
LOG_D(PHY, "Is data existing ?: %d \n", data_existing);
LOG_I(PHY, "Printing MAC PDU to be encoded, TBS is: %d \n", TBS_bytes);
for (i = 0; i < TBS_bytes; i++) {
printf("%02x", ulsch_input_buffer[i]);
}
printf("\n");
#endif
// Config UL TX PDU
tx_req.slot = slot_tx;
tx_req.sfn = frame_tx;
@@ -1089,11 +1060,15 @@ NR_UE_L2_STATE_t nr_ue_scheduler(nr_downlink_indication_t *dl_info, nr_uplink_in
tx_req.tx_request_body[0].pdu_index = j;
tx_req.tx_request_body[0].pdu = ulsch_input_buffer;
if (ra->ra_state == WAIT_CONTENTION_RESOLUTION && !ra->cfra){
LOG_I(NR_MAC,"[RAPROC] RA-Msg3 retransmitted\n");
// 38.321 restart the ra-ContentionResolutionTimer at each HARQ retransmission in the first symbol after the end of the Msg3 transmission
nr_Msg3_transmitted(ul_info->module_id, ul_info->cc_id, ul_info->frame_tx, ul_info->slot_tx, ul_info->gNB_index);
}
if (ra->ra_state == WAIT_RAR && !ra->cfra){
LOG_I(NR_MAC,"[RAPROC] RA-Msg3 transmitted\n");
nr_Msg3_transmitted(ul_info->module_id, ul_info->cc_id, ul_info->frame_tx, ul_info->gNB_index);
nr_Msg3_transmitted(ul_info->module_id, ul_info->cc_id, ul_info->frame_tx, ul_info->slot_tx, ul_info->gNB_index);
}
}
}
@@ -2062,90 +2037,174 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
} // if is_nr_UL_slot
}
#define MAX_LCID 8 //Fixme: also defined in LCID table
uint8_t
nr_ue_get_sdu(module_id_t module_idP, int CC_id, frame_t frameP,
sub_frame_t subframe, uint8_t eNB_index,
uint8_t *ulsch_buffer, uint16_t buflen, uint8_t *access_mode) {
#define MAX_LCID 8 // NR_MAX_NUM_LCID shall be used but the mac_rlc_data_req function can fetch data for max 8 LCID
/**
* Function: to fetch data to be transmitted from RLC, place it in the ULSCH PDU buffer
to generate the complete MAC PDU with sub-headers and MAC CEs according to ULSCH MAC PDU generation (6.1.2 TS 38.321)
the selected sub-header for the payload sub-PDUs is NR_MAC_SUBHEADER_LONG
* @module_idP Module ID
* @frameP current UL frame
* @subframe current UL slot
* @gNB_index gNB index
* @ulsch_buffer Pointer to ULSCH PDU
* @buflen TBS
*/
uint8_t nr_ue_get_sdu(module_id_t module_idP,
frame_t frameP,
sub_frame_t subframe,
uint8_t gNB_index,
uint8_t *ulsch_buffer,
uint16_t buflen) {
int16_t buflen_remain = 0;
uint8_t lcid = 0;
uint16_t sdu_lengths[MAX_LCID] = { 0 };
uint8_t sdu_lcids[MAX_LCID] = { 0 };
uint16_t payload_offset = 0, num_sdus = 0;
uint8_t ulsch_sdus[MAX_ULSCH_PAYLOAD_BYTES];
//unsigned short post_padding = 0;
uint16_t sdu_length = 0;
uint16_t num_sdus = 0;
uint16_t sdu_length_total = 0;
NR_UE_MAC_INST_t *mac = get_mac_inst(module_idP);
const uint8_t sh_size = sizeof(NR_MAC_SUBHEADER_LONG);
// Pointer used to build the MAC PDU by placing the RLC SDUs in the ULSCH buffer
uint8_t *pdu = ulsch_buffer;
// Preparing the MAC CEs sub-PDUs and get the total size
unsigned char mac_header_control_elements[16] = {0};
int tot_mac_ce_len = nr_write_ce_ulsch_pdu(&mac_header_control_elements[0], mac);
uint8_t total_mac_pdu_header_len = tot_mac_ce_len;
LOG_D(NR_MAC, "In %s: [UE %d] [%d.%d] process UL transport block at with size TBS = %d bytes \n", __FUNCTION__, module_idP, frameP, subframe, buflen);
LOG_D(NR_MAC,
"[UE %d] MAC PROCESS UL TRANSPORT BLOCK at frame%d subframe %d TBS=%d\n",
module_idP, frameP, subframe, buflen);
AssertFatal(CC_id == 0,
"Transmission on secondary CCs is not supported yet\n");
// Check for DCCH first
// TO DO: Multiplex in the order defined by the logical channel prioritization
int buflen_remain = buflen;
char * current_ulsch_ptr = (char*)ulsch_sdus;
for (lcid = UL_SCH_LCID_SRB1;
lcid < MAX_LCID; lcid++) {
while ( (sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP,
mac->crnti,
eNB_index,
frameP,
ENB_FLAG_NO,
MBMS_FLAG_NO,
lcid,
buflen_remain-MAX_RLC_SDU_SUBHEADER_SIZE*2,
//Fixme: Laurent I removed MAX_RLC_SDU_SUBHEADER_SIZE*2 because else we get out the buffer silently
// the interface with nr_generate_ulsch_pdu() looks over complex and not CPU optimized
current_ulsch_ptr , 0,
0)) > 0 ) {
AssertFatal(buflen_remain >= sdu_lengths[num_sdus],
"LCID=%d RLC has segmented %d bytes but MAC has max=%d\n",
lcid, sdu_lengths[num_sdus], buflen_remain);
AssertFatal(current_ulsch_ptr < (char*)ulsch_sdus+MAX_ULSCH_PAYLOAD_BYTES, "");
current_ulsch_ptr += sdu_lengths[num_sdus];
buflen_remain -= sdu_lengths[num_sdus];
buflen_remain -= MAX_RLC_SDU_SUBHEADER_SIZE;
sdu_lcids[num_sdus] = lcid;
num_sdus++;
buflen_remain = buflen - (total_mac_pdu_header_len + sdu_length_total + sh_size);
LOG_D(NR_MAC, "In %s: [UE %d] [%d.%d] UL-DXCH -> ULSCH, RLC with LCID 0x%02x (TBS %d bytes, sdu_length_total %d bytes, MAC header len %d bytes, buflen_remain %d bytes)\n",
__FUNCTION__,
module_idP,
frameP,
subframe,
lcid,
buflen,
sdu_length_total,
tot_mac_ce_len,
buflen_remain);
while (buflen_remain > 0){
// Pointer used to build the MAC sub-PDU headers in the ULSCH buffer for each SDU
NR_MAC_SUBHEADER_LONG *header = (NR_MAC_SUBHEADER_LONG *) pdu;
pdu += sh_size;
sdu_length = mac_rlc_data_req(module_idP,
mac->crnti,
gNB_index,
frameP,
ENB_FLAG_NO,
MBMS_FLAG_NO,
lcid,
buflen_remain,
(char *)pdu,
0,
0);
AssertFatal(buflen_remain >= sdu_length, "In %s: LCID = 0x%02x RLC has segmented %d bytes but MAC has max %d remaining bytes\n",
__FUNCTION__,
lcid,
sdu_length,
buflen_remain);
if (sdu_length > 0) {
LOG_D(MAC, "In %s: Generating UL MAC sub-PDU for SDU %d, length %d bytes, RB with LCID 0x%02x (buflen (TBS) %d bytes)\n", __FUNCTION__,
num_sdus + 1,
sdu_length,
lcid,
buflen);
header->R = 0;
header->F = 1;
header->LCID = lcid;
header->L1 = ((unsigned short) sdu_length >> 8) & 0x7f;
header->L2 = (unsigned short) sdu_length & 0xff;
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: dumping MAC sub-header with length %d: \n", __FUNCTION__, sh_size);
log_dump(NR_MAC, header, sh_size, LOG_DUMP_CHAR, "\n");
LOG_I(NR_MAC, "In %s: dumping MAC SDU with length %d \n", __FUNCTION__, sdu_length);
log_dump(NR_MAC, pdu, sdu_length, LOG_DUMP_CHAR, "\n");
#endif
pdu += sdu_length;
sdu_length_total += sdu_length;
total_mac_pdu_header_len += sh_size;
num_sdus++;
} else {
pdu -= sh_size;
LOG_D(MAC, "In %s: no data to transmit for RB with LCID 0x%02x\n", __FUNCTION__, lcid);
break;
}
buflen_remain = buflen - (total_mac_pdu_header_len + sdu_length_total + sh_size);
}
}
// Generate ULSCH PDU
if (num_sdus>0) {
payload_offset = nr_generate_ulsch_pdu(ulsch_sdus,
ulsch_buffer, // mac header
num_sdus, // num sdus
sdu_lengths, // sdu length
sdu_lcids, // sdu lcid
0, // power_headroom
mac->crnti, // crnti
0, // truncated_bsr
0, // short_bsr
0, // long_bsr
0, // post_padding
buflen); // TBS in bytes
} else {
return 0;
if (tot_mac_ce_len > 0) {
LOG_D(NR_MAC, "In %s copying %d bytes of MAC CEs to the UL PDU \n", __FUNCTION__, tot_mac_ce_len);
memcpy((void *) pdu, (void *) mac_header_control_elements, tot_mac_ce_len);
pdu += (unsigned char) tot_mac_ce_len;
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: dumping MAC CE with length tot_mac_ce_len %d: \n", __FUNCTION__, tot_mac_ce_len);
log_dump(NR_MAC, mac_header_control_elements, tot_mac_ce_len, LOG_DUMP_CHAR, "\n");
#endif
}
// Padding: fill remainder of ULSCH with 0
if (buflen - payload_offset > 0){
for (int j = payload_offset; j < buflen; j++)
ulsch_buffer[j] = 0;
buflen_remain = buflen - (total_mac_pdu_header_len + sdu_length_total);
// Compute final offset for padding and fill remainder of ULSCH with 0
if (buflen_remain > 0) {
((NR_MAC_SUBHEADER_FIXED *) pdu)->R = 0;
((NR_MAC_SUBHEADER_FIXED *) pdu)->LCID = UL_SCH_LCID_PADDING;
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: padding MAC sub-header with length %ld bytes \n", __FUNCTION__, sizeof(NR_MAC_SUBHEADER_FIXED));
log_dump(NR_MAC, pdu, sizeof(NR_MAC_SUBHEADER_FIXED), LOG_DUMP_CHAR, "\n");
#endif
pdu++;
buflen_remain--;
if (IS_SOFTMODEM_RFSIM) {
for (int j = 0; j < buflen_remain; j++) {
pdu[j] = (unsigned char) rand();
}
} else {
memset(pdu, 0, buflen_remain);
}
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: MAC padding sub-PDU with length %d bytes \n", __FUNCTION__, buflen_remain);
log_dump(NR_MAC, pdu, buflen_remain, LOG_DUMP_CHAR, "\n");
#endif
}
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(NR_MAC, "Printing UL MAC payload UE side, payload_offset: %d \n", payload_offset);
for (int i = 0; i < buflen ; i++) {
//harq_process_ul_ue->a[i] = (unsigned char) rand();
//printf("a[%d]=0x%02x\n",i,harq_process_ul_ue->a[i]);
printf("%02x ",(unsigned char)ulsch_buffer[i]);
}
printf("\n");
#endif
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: dumping MAC PDU with length %d: \n", __FUNCTION__, buflen);
log_dump(NR_MAC, ulsch_buffer, buflen, LOG_DUMP_CHAR, "\n");
#endif
return num_sdus > 0 ? 1 : 0;
return 1;
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
+40 -24
View File
@@ -60,6 +60,8 @@
uint16_t nr_pdcch_order_table[6] = { 31, 31, 511, 2047, 2047, 8191 };
uint8_t vnf_first_sched_entry = 1;
void clear_mac_stats(gNB_MAC_INST *gNB) {
memset((void*)gNB->UE_info.mac_stats,0,MAX_MOBILES_PER_GNB*sizeof(NR_mac_stats_t));
}
@@ -150,34 +152,32 @@ void clear_nr_nfapi_information(gNB_MAC_INST * gNB,
gNB->pdu_index[CC_idP] = 0;
if (NFAPI_MODE == NFAPI_MONOLITHIC || NFAPI_MODE == NFAPI_MODE_PNF) { // monolithic or PNF
DL_req[CC_idP].SFN = frameP;
DL_req[CC_idP].Slot = slotP;
DL_req[CC_idP].dl_tti_request_body.nPDUs = 0;
DL_req[CC_idP].dl_tti_request_body.nGroup = 0;
//DL_req[CC_idP].dl_tti_request_body.transmission_power_pcfich = 6000;
memset(pdcch, 0, sizeof(**pdcch) * MAX_NUM_BWP * MAX_NUM_CORESET);
DL_req[CC_idP].SFN = frameP;
DL_req[CC_idP].Slot = slotP;
DL_req[CC_idP].dl_tti_request_body.nPDUs = 0;
DL_req[CC_idP].dl_tti_request_body.nGroup = 0;
//DL_req[CC_idP].dl_tti_request_body.transmission_power_pcfich = 6000;
memset(pdcch, 0, sizeof(**pdcch) * MAX_NUM_BWP * MAX_NUM_CORESET);
UL_dci_req[CC_idP].SFN = frameP;
UL_dci_req[CC_idP].Slot = slotP;
UL_dci_req[CC_idP].numPdus = 0;
UL_dci_req[CC_idP].SFN = frameP;
UL_dci_req[CC_idP].Slot = slotP;
UL_dci_req[CC_idP].numPdus = 0;
/* advance last round's future UL_tti_req to be ahead of current frame/slot */
future_ul_tti_req->SFN = (slotP == 0 ? frameP : frameP + 1) % 1024;
LOG_D(MAC,"Future_ul_tti SFN = %d for slot %d \n", future_ul_tti_req->SFN, (slotP + num_slots - 1) % num_slots);
/* future_ul_tti_req->Slot is fixed! */
future_ul_tti_req->n_pdus = 0;
future_ul_tti_req->n_ulsch = 0;
future_ul_tti_req->n_ulcch = 0;
future_ul_tti_req->n_group = 0;
/* advance last round's future UL_tti_req to be ahead of current frame/slot */
future_ul_tti_req->SFN = (slotP == 0 ? frameP : frameP + 1) % 1024;
/* future_ul_tti_req->Slot is fixed! */
future_ul_tti_req->n_pdus = 0;
future_ul_tti_req->n_ulsch = 0;
future_ul_tti_req->n_ulcch = 0;
future_ul_tti_req->n_group = 0;
/* UL_tti_req is a simple pointer into the current UL_tti_req_ahead, i.e.,
* it walks over UL_tti_req_ahead in a circular fashion */
gNB->UL_tti_req[CC_idP] = &gNB->UL_tti_req_ahead[CC_idP][slotP];
/* UL_tti_req is a simple pointer into the current UL_tti_req_ahead, i.e.,
* it walks over UL_tti_req_ahead in a circular fashion */
gNB->UL_tti_req[CC_idP] = &gNB->UL_tti_req_ahead[CC_idP][slotP];
TX_req[CC_idP].Number_of_PDUs = 0;
TX_req[CC_idP].Number_of_PDUs = 0;
}
}
/*
void check_nr_ul_failure(module_id_t module_idP,
@@ -401,6 +401,22 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
memset(&vrb_map_UL[last_slot * MAX_BWP_SIZE], 0, sizeof(uint16_t) * MAX_BWP_SIZE);
clear_nr_nfapi_information(RC.nrmac[module_idP], CC_id, frame, slot);
/*VNF first entry into scheduler. Since frame numbers for future_ul_tti_req of some future slots
will not be set before we encounter them, set them here */
if (NFAPI_MODE == NFAPI_MODE_VNF){
if(vnf_first_sched_entry == 1)
{
for (int i = 0; i<num_slots; i++){
if(i < slot)
gNB->UL_tti_req_ahead[CC_id][i].SFN = (frame + 1) % 1024;
else
gNB->UL_tti_req_ahead[CC_id][i].SFN = frame;
}
vnf_first_sched_entry = 0;
}
}
}
@@ -429,7 +445,7 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
schedule_nr_prach(module_idP, f, s);
}
// This schedule SR
// This schedule SR
nr_sr_reporting(module_idP, frame, slot);
// Schedule CSI-RS transmission
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+330 -116
View File
@@ -545,7 +545,7 @@ void nr_initiate_ra_proc(module_id_t module_idP,
if (ra->CellGroup && ra->CellGroup->spCellConfig && ra->CellGroup->spCellConfig->spCellConfigDedicated &&
ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList) {
ra->bwp_id = 1;
bwp = ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id - 1];
bwp = ra->CellGroup->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);
@@ -653,33 +653,222 @@ void nr_initiate_ra_proc(module_id_t module_idP,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_INITIATE_RA_PROC, 0);
}
void nr_schedule_RA(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
{
gNB_MAC_INST *mac = RC.nrmac[module_idP];
void nr_schedule_RA(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) {
start_meas(&mac->schedule_ra);
for (int CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
NR_COMMON_channels_t *cc = &mac->common_channels[CC_id];
for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
NR_RA_t *ra = &cc->ra[i];
LOG_D(NR_MAC, "RA[state:%d]\n", ra->state);
switch (ra->state) {
case Msg2:
nr_generate_Msg2(module_idP, CC_id, frameP, slotP, ra);
break;
case Msg4:
nr_generate_Msg4(module_idP, CC_id, frameP, slotP, ra);
break;
case WAIT_Msg4_ACK:
nr_check_Msg4_Ack(module_idP, CC_id, frameP, slotP, ra);
break;
default:
break;
}
gNB_MAC_INST *mac = RC.nrmac[module_idP];
start_meas(&mac->schedule_ra);
for (int CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
NR_COMMON_channels_t *cc = &mac->common_channels[CC_id];
for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
NR_RA_t *ra = &cc->ra[i];
LOG_D(NR_MAC, "RA[state:%d]\n", ra->state);
switch (ra->state) {
case Msg2:
nr_generate_Msg2(module_idP, CC_id, frameP, slotP, ra);
break;
case Msg3_retransmission:
nr_generate_Msg3_retransmission(module_idP, CC_id, frameP, slotP, ra);
break;
case Msg4:
nr_generate_Msg4(module_idP, CC_id, frameP, slotP, ra);
break;
case WAIT_Msg4_ACK:
nr_check_Msg4_Ack(module_idP, CC_id, frameP, slotP, ra);
break;
default:
break;
}
}
stop_meas(&mac->schedule_ra);
}
stop_meas(&mac->schedule_ra);
}
void nr_generate_Msg3_retransmission(module_id_t module_idP, int CC_id, frame_t frame, sub_frame_t slot, NR_RA_t *ra) {
gNB_MAC_INST *nr_mac = RC.nrmac[module_idP];
NR_COMMON_channels_t *cc = &nr_mac->common_channels[CC_id];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
NR_BWP_Uplink_t *ubwp = ra->CellGroup ?
ra->CellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[ra->bwp_id-1] :
NULL;
NR_PUSCH_TimeDomainResourceAllocationList_t *pusch_TimeDomainAllocationList= ubwp ?
ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList:
scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList;
int mu = ubwp ?
ubwp->bwp_Common->genericParameters.subcarrierSpacing :
scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing;
uint8_t K2 = *pusch_TimeDomainAllocationList->list.array[ra->Msg3_tda_id]->k2;
const int sched_frame = frame + (slot + K2 >= nr_slots_per_frame[mu]);
const int sched_slot = (slot + K2) % nr_slots_per_frame[mu];
if (is_xlsch_in_slot(RC.nrmac[module_idP]->ulsch_slot_bitmap[sched_slot / 64], sched_slot)) {
// beam association for FR2
int16_t *tdd_beam_association = nr_mac->tdd_beam_association;
if (*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0] >= 257) {
uint8_t tdd_period_slot = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots + scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
if ((scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSymbols > 0) || (scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols > 0))
tdd_period_slot++;
int num_tdd_period = sched_slot/tdd_period_slot;
if((tdd_beam_association[num_tdd_period]!=-1)&&(tdd_beam_association[num_tdd_period]!=ra->beam_id))
return; // can't schedule retransmission in this slot
else
tdd_beam_association[num_tdd_period] = ra->beam_id;
}
int bwpSize = NRRIV2BW(scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
int bwpStart = NRRIV2PRBOFFSET(scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
int scs = scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing;
int fh = 0;
int startSymbolAndLength = scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[ra->Msg3_tda_id]->startSymbolAndLength;
int mappingtype = scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[ra->Msg3_tda_id]->mappingType;
if (ra->CellGroup) {
AssertFatal(ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
"downlinkBWP_ToAddModList has %d BWP!\n", ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);
int act_bwp_start = NRRIV2PRBOFFSET(ubwp->bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
int act_bwp_size = NRRIV2BW(ubwp->bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
startSymbolAndLength = ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[ra->Msg3_tda_id]->startSymbolAndLength;
mappingtype = ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[ra->Msg3_tda_id]->mappingType;
scs = ubwp->bwp_Common->genericParameters.subcarrierSpacing;
fh = ubwp->bwp_Dedicated->pusch_Config->choice.setup->frequencyHopping ? 1 : 0;
if ((bwpStart < act_bwp_start) || (bwpSize > act_bwp_size))
bwpStart = act_bwp_start;
}
uint16_t *vrb_map_UL =
&RC.nrmac[module_idP]->common_channels[CC_id].vrb_map_UL[sched_slot * MAX_BWP_SIZE];
int rbStart = 0;
for (int i = 0; (i < ra->msg3_nb_rb) && (rbStart <= (bwpSize - ra->msg3_nb_rb)); i++) {
if (vrb_map_UL[rbStart + bwpStart + i]) {
rbStart += i;
i = 0;
}
}
if (rbStart > (bwpSize - ra->msg3_nb_rb)) {
// cannot find free vrb_map for msg3 retransmission in this slot
return;
}
LOG_I(NR_MAC, "[gNB %d][RAPROC] Frame %d, Slot %d : CC_id %d Scheduling retransmission of Msg3 in (%d,%d)\n",
module_idP, frame, slot, CC_id, sched_frame, sched_slot);
nfapi_nr_ul_tti_request_t *future_ul_tti_req = &RC.nrmac[module_idP]->UL_tti_req_ahead[CC_id][sched_slot];
AssertFatal(future_ul_tti_req->SFN == sched_frame
&& future_ul_tti_req->Slot == sched_slot,
"future UL_tti_req's frame.slot %d.%d does not match PUSCH %d.%d\n",
future_ul_tti_req->SFN,
future_ul_tti_req->Slot,
sched_frame,
sched_slot);
future_ul_tti_req->pdus_list[future_ul_tti_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PUSCH_PDU_TYPE;
future_ul_tti_req->pdus_list[future_ul_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_pusch_pdu_t);
nfapi_nr_pusch_pdu_t *pusch_pdu = &future_ul_tti_req->pdus_list[future_ul_tti_req->n_pdus].pusch_pdu;
memset(pusch_pdu, 0, sizeof(nfapi_nr_pusch_pdu_t));
fill_msg3_pusch_pdu(pusch_pdu, scc,
ra->msg3_round,
startSymbolAndLength,
ra->rnti, scs,
bwpSize, bwpStart,
mappingtype, fh,
rbStart, ra->msg3_nb_rb);
future_ul_tti_req->n_pdus += 1;
// generation of DCI 0_0 to schedule msg3 retransmission
NR_SearchSpace_t *ss = ra->ra_ss;
NR_BWP_Downlink_t *bwp = NULL;
NR_ControlResourceSet_t *coreset = NULL;
if (ra->CellGroup &&
ra->CellGroup->spCellConfig &&
ra->CellGroup->spCellConfig->spCellConfigDedicated &&
ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList &&
ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id-1])
bwp = ra->CellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id-1];
if (*ss->controlResourceSetId == 0)
coreset = nr_mac->sched_ctrlCommon->coreset; // this is coreset 0
else
coreset = get_coreset(scc, bwp, ss, NR_SearchSpace__searchSpaceType_PR_common);
AssertFatal(coreset!=NULL,"Coreset cannot be null for RA-Msg3 retransmission\n");
nfapi_nr_ul_dci_request_t *ul_dci_req = &nr_mac->UL_dci_req[CC_id];
const int coresetid = coreset->controlResourceSetId;
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = nr_mac->pdcch_pdu_idx[CC_id][ra->bwp_id][coresetid];
if (!pdcch_pdu_rel15) {
nfapi_nr_ul_dci_request_pdus_t *ul_dci_request_pdu = &ul_dci_req->ul_dci_pdu_list[ul_dci_req->numPdus];
memset(ul_dci_request_pdu, 0, sizeof(nfapi_nr_ul_dci_request_pdus_t));
ul_dci_request_pdu->PDUType = NFAPI_NR_DL_TTI_PDCCH_PDU_TYPE;
ul_dci_request_pdu->PDUSize = (uint8_t)(2+sizeof(nfapi_nr_dl_tti_pdcch_pdu));
pdcch_pdu_rel15 = &ul_dci_request_pdu->pdcch_pdu.pdcch_pdu_rel15;
ul_dci_req->numPdus += 1;
nr_configure_pdcch(pdcch_pdu_rel15, ss, coreset, scc, bwp);
nr_mac->pdcch_pdu_idx[CC_id][ra->bwp_id][coresetid] = pdcch_pdu_rel15;
}
uint8_t aggregation_level;
uint8_t nr_of_candidates;
find_aggregation_candidates(&aggregation_level, &nr_of_candidates, ss);
int CCEIndex = allocate_nr_CCEs(nr_mac, bwp, coreset, aggregation_level, 0, 0, nr_of_candidates);
if (CCEIndex < 0) {
LOG_E(NR_MAC, "%s(): cannot find free CCE for RA RNTI %04x!\n", __func__, ra->rnti);
return;
}
// Fill PDCCH DL DCI PDU
nfapi_nr_dl_dci_pdu_t *dci_pdu = &pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci];
pdcch_pdu_rel15->numDlDci++;
dci_pdu->RNTI = ra->rnti;
dci_pdu->ScramblingId = *scc->physCellId;
dci_pdu->ScramblingRNTI = 0;
dci_pdu->AggregationLevel = aggregation_level;
dci_pdu->CceIndex = CCEIndex;
dci_pdu->beta_PDCCH_1_0 = 0;
dci_pdu->powerControlOffsetSS = 1;
dci_pdu_rel15_t uldci_payload;
memset(&uldci_payload, 0, sizeof(uldci_payload));
config_uldci(ubwp,
scc,
pusch_pdu,
&uldci_payload,
NR_UL_DCI_FORMAT_0_0,
ra->Msg3_tda_id,
ra->msg3_TPC,
0, // not used in format 0_0
ra->bwp_id);
fill_dci_pdu_rel15(scc,
ra->CellGroup,
dci_pdu,
&uldci_payload,
NR_UL_DCI_FORMAT_0_0,
NR_RNTI_TC,
pusch_pdu->bwp_size,
ra->bwp_id);
// Mark the corresponding RBs as used
for (int rb = 0; rb < ra->msg3_nb_rb; rb++) {
vrb_map_UL[rbStart + bwpStart + rb] = 1;
}
// reset state to wait msg3
ra->state = WAIT_Msg3;
ra->Msg3_frame = sched_frame;
ra->Msg3_slot = sched_slot;
}
}
void nr_get_Msg3alloc(module_id_t module_id,
int CC_id,
@@ -690,45 +879,45 @@ void nr_get_Msg3alloc(module_id_t module_id,
NR_RA_t *ra,
int16_t *tdd_beam_association) {
// msg3 is schedulend in mixed slot in the following TDD period
// msg3 is scheduled in mixed slot in the following TDD period
uint16_t msg3_nb_rb = 8 + sizeof(NR_MAC_SUBHEADER_SHORT) + sizeof(NR_MAC_SUBHEADER_SHORT); // sdu has 6 or 8 bytes
uint16_t msg3_nb_rb = 8 + sizeof(NR_MAC_SUBHEADER_SHORT) + sizeof(NR_MAC_SUBHEADER_SHORT); // sdu has 6 or 8 bytes
int mu = ubwp ?
ubwp->bwp_Common->genericParameters.subcarrierSpacing :
scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing;
int StartSymbolIndex = 0;
int NrOfSymbols = 0;
int startSymbolAndLength = 0;
int temp_slot = 0;
ra->Msg3_tda_id = 16; // initialization to a value above limit
int mu = ubwp ?
ubwp->bwp_Common->genericParameters.subcarrierSpacing :
scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing;
int StartSymbolIndex = 0;
int NrOfSymbols = 0;
int startSymbolAndLength = 0;
int temp_slot = 0;
ra->Msg3_tda_id = 16; // initialization to a value above limit
NR_PUSCH_TimeDomainResourceAllocationList_t *pusch_TimeDomainAllocationList= ubwp ?
ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList:
scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList;
NR_PUSCH_TimeDomainResourceAllocationList_t *pusch_TimeDomainAllocationList= ubwp ?
ubwp->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList:
scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList;
uint8_t k2 = 0;
for (int i=0; i<pusch_TimeDomainAllocationList->list.count; i++) {
startSymbolAndLength = pusch_TimeDomainAllocationList->list.array[i]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength, &StartSymbolIndex, &NrOfSymbols);
// we want to transmit in the uplink symbols of mixed slot
if (NrOfSymbols == scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols) {
k2 = *pusch_TimeDomainAllocationList->list.array[i]->k2;
temp_slot = current_slot + k2 + DELTA[mu]; // msg3 slot according to 8.3 in 38.213
ra->Msg3_slot = temp_slot%nr_slots_per_frame[mu];
if (is_xlsch_in_slot(RC.nrmac[module_id]->ulsch_slot_bitmap[ra->Msg3_slot / 64], ra->Msg3_slot)) {
ra->Msg3_tda_id = i;
break;
}
uint8_t k2 = 0;
for (int i=0; i<pusch_TimeDomainAllocationList->list.count; i++) {
startSymbolAndLength = pusch_TimeDomainAllocationList->list.array[i]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength, &StartSymbolIndex, &NrOfSymbols);
// we want to transmit in the uplink symbols of mixed slot
if (NrOfSymbols == scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols) {
k2 = *pusch_TimeDomainAllocationList->list.array[i]->k2;
temp_slot = current_slot + k2 + DELTA[mu]; // msg3 slot according to 8.3 in 38.213
ra->Msg3_slot = temp_slot%nr_slots_per_frame[mu];
if (is_xlsch_in_slot(RC.nrmac[module_id]->ulsch_slot_bitmap[ra->Msg3_slot / 64], ra->Msg3_slot)) {
ra->Msg3_tda_id = i;
break;
}
}
}
AssertFatal(ra->Msg3_tda_id<16,"Unable to find Msg3 time domain allocation in list\n");
AssertFatal(ra->Msg3_tda_id<16,"Unable to find Msg3 time domain allocation in list\n");
if (nr_slots_per_frame[mu]>temp_slot)
ra->Msg3_frame = current_frame;
else
ra->Msg3_frame = (current_frame + (temp_slot/nr_slots_per_frame[mu]))%1024;
if (nr_slots_per_frame[mu]>temp_slot)
ra->Msg3_frame = current_frame;
else
ra->Msg3_frame = (current_frame + (temp_slot/nr_slots_per_frame[mu]))%1024;
// beam association for FR2
if (*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0] >= 257) {
@@ -750,7 +939,7 @@ void nr_get_Msg3alloc(module_id_t module_id,
scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth,
MAX_BWP_SIZE);
/* search msg3_nb_rb free RBs */
/* search msg3_nb_rb free RBs */
int rbSize = 0;
int rbStart = 0;
while (rbSize < msg3_nb_rb) {
@@ -768,6 +957,75 @@ void nr_get_Msg3alloc(module_id_t module_id,
ra->msg3_first_rb = rbStart;
}
void fill_msg3_pusch_pdu(nfapi_nr_pusch_pdu_t *pusch_pdu,
NR_ServingCellConfigCommon_t *scc,
int round,
int startSymbolAndLength,
rnti_t rnti, int scs,
int bwp_size, int bwp_start,
int mappingtype, int fh,
int msg3_first_rb, int msg3_nb_rb) {
int start_symbol_index,nr_of_symbols;
SLIV2SL(startSymbolAndLength, &start_symbol_index, &nr_of_symbols);
pusch_pdu->pdu_bit_map = PUSCH_PDU_BITMAP_PUSCH_DATA;
pusch_pdu->rnti = rnti;
pusch_pdu->handle = 0;
pusch_pdu->bwp_start = bwp_start;
pusch_pdu->bwp_size = bwp_size;
pusch_pdu->subcarrier_spacing = scs;
pusch_pdu->cyclic_prefix = 0;
pusch_pdu->mcs_index = 0;
pusch_pdu->mcs_table = 0;
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 (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder == NULL)
pusch_pdu->transform_precoding = 1;
else
pusch_pdu->transform_precoding = 0;
pusch_pdu->data_scrambling_id = *scc->physCellId;
pusch_pdu->nrOfLayers = 1;
pusch_pdu->ul_dmrs_symb_pos = get_l_prime(nr_of_symbols,mappingtype,pusch_dmrs_pos2,pusch_len1,start_symbol_index, scc->dmrs_TypeA_Position);
LOG_D(MAC, "MSG3 start_sym:%d NR Symb:%d mappingtype:%d , ul_dmrs_symb_pos:%x\n", start_symbol_index, nr_of_symbols, mappingtype, pusch_pdu->ul_dmrs_symb_pos);
pusch_pdu->dmrs_config_type = 0;
pusch_pdu->ul_dmrs_scrambling_id = *scc->physCellId; //If provided and the PUSCH is not a msg3 PUSCH, otherwise, L2 should set this to physical cell id.
pusch_pdu->scid = 0; //DMRS sequence initialization [TS38.211, sec 6.4.1.1.1]. Should match what is sent in DCI 0_1, otherwise set to 0.
pusch_pdu->dmrs_ports = 1; // 6.2.2 in 38.214 only port 0 to be used
pusch_pdu->num_dmrs_cdm_grps_no_data = 2; // no data in dmrs symbols as in 6.2.2 in 38.214
pusch_pdu->resource_alloc = 1; //type 1
pusch_pdu->rb_start = msg3_first_rb;
if (msg3_nb_rb > pusch_pdu->bwp_size)
AssertFatal(1==0,"MSG3 allocated number of RBs exceed the BWP size\n");
else
pusch_pdu->rb_size = msg3_nb_rb;
pusch_pdu->vrb_to_prb_mapping = 0;
pusch_pdu->frequency_hopping = fh;
//pusch_pdu->tx_direct_current_location;//The uplink Tx Direct Current location for the carrier. Only values in the value range of this field between 0 and 3299, which indicate the subcarrier index within the carrier corresponding 1o the numerology of the corresponding uplink BWP and value 3300, which indicates "Outside the carrier" and value 3301, which indicates "Undetermined position within the carrier" are used. [TS38.331, UplinkTxDirectCurrentBWP IE]
pusch_pdu->uplink_frequency_shift_7p5khz = 0;
//Resource Allocation in time domain
pusch_pdu->start_symbol_index = start_symbol_index;
pusch_pdu->nr_of_symbols = nr_of_symbols;
//Optional Data only included if indicated in pduBitmap
pusch_pdu->pusch_data.rv_index = nr_rv_round_map[round];
pusch_pdu->pusch_data.harq_process_id = 0;
pusch_pdu->pusch_data.new_data_indicator = 1;
pusch_pdu->pusch_data.num_cb = 0;
pusch_pdu->pusch_data.tb_size = nr_compute_tbs(pusch_pdu->qam_mod_order,
pusch_pdu->target_code_rate,
pusch_pdu->rb_size,
pusch_pdu->nr_of_symbols,
12, // nb dmrs set for no data in dmrs symbol
0, //nb_rb_oh
0, // to verify tb scaling
pusch_pdu->nrOfLayers)>>3;
}
void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t slotP, NR_RA_t *ra, uint8_t *RAR_pdu)
{
gNB_MAC_INST *mac = RC.nrmac[module_idP];
@@ -790,7 +1048,7 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
vrb_map_UL[i + ra->msg3_first_rb] = 1;
}
LOG_D(NR_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_D(NR_MAC, "[gNB %d][RAPROC] Frame %d, Slot %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_ul_tti_request_t *future_ul_tti_req = &RC.nrmac[module_idP]->UL_tti_req_ahead[CC_id][ra->Msg3_slot];
AssertFatal(future_ul_tti_req->SFN == ra->Msg3_frame
@@ -804,7 +1062,7 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
future_ul_tti_req->pdus_list[future_ul_tti_req->n_pdus].pdu_size = sizeof(nfapi_nr_pusch_pdu_t);
nfapi_nr_pusch_pdu_t *pusch_pdu = &future_ul_tti_req->pdus_list[future_ul_tti_req->n_pdus].pusch_pdu;
memset(pusch_pdu, 0, sizeof(nfapi_nr_pusch_pdu_t));
future_ul_tti_req->n_pdus += 1;
int ibwp_size = NRRIV2BW(scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
int ibwp_start = NRRIV2PRBOFFSET(scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
int abwp_size = ibwp_size;
@@ -837,67 +1095,20 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
ra->msg3_round,
ra->rnti);
int start_symbol_index,nr_of_symbols;
SLIV2SL(startSymbolAndLength, &start_symbol_index, &nr_of_symbols);
pusch_pdu->pdu_bit_map = PUSCH_PDU_BITMAP_PUSCH_DATA;
pusch_pdu->rnti = ra->rnti;
pusch_pdu->handle = 0;
int bwp_start;
if ((ibwp_start < abwp_start) || (ibwp_size > abwp_size))
pusch_pdu->bwp_start = abwp_start;
bwp_start = abwp_start;
else
pusch_pdu->bwp_start = ibwp_start;
pusch_pdu->bwp_size = ibwp_size;
pusch_pdu->subcarrier_spacing = scs;
pusch_pdu->cyclic_prefix = 0;
pusch_pdu->mcs_index = 0;
pusch_pdu->mcs_table = 0;
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 (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder == NULL)
pusch_pdu->transform_precoding = 1;
else
pusch_pdu->transform_precoding = 0;
pusch_pdu->data_scrambling_id = *scc->physCellId;
pusch_pdu->nrOfLayers = 1;
bwp_start = ibwp_start;
pusch_pdu->ul_dmrs_symb_pos = get_l_prime(nr_of_symbols,mappingtype,pusch_dmrs_pos2,pusch_len1,start_symbol_index, scc->dmrs_TypeA_Position);
LOG_D(MAC, "MSG3 start_sym:%d NR Symb:%d mappingtype:%d , ul_dmrs_symb_pos:%x\n", start_symbol_index, nr_of_symbols, mappingtype, pusch_pdu->ul_dmrs_symb_pos);
pusch_pdu->dmrs_config_type = 0;
pusch_pdu->ul_dmrs_scrambling_id = *scc->physCellId; //If provided and the PUSCH is not a msg3 PUSCH, otherwise, L2 should set this to physical cell id.
pusch_pdu->scid = 0; //DMRS sequence initialization [TS38.211, sec 6.4.1.1.1]. Should match what is sent in DCI 0_1, otherwise set to 0.
pusch_pdu->dmrs_ports = 1; // 6.2.2 in 38.214 only port 0 to be used
pusch_pdu->num_dmrs_cdm_grps_no_data = 2; // no data in dmrs symbols as in 6.2.2 in 38.214
pusch_pdu->resource_alloc = 1; //type 1
//pusch_pdu->rb_start = ra->msg3_first_rb + ibwp_start - abwp_start; // as for 6.3.1.7 in 38.211
pusch_pdu->rb_start = ra->msg3_first_rb;
if (ra->msg3_nb_rb > pusch_pdu->bwp_size)
AssertFatal(1==0,"MSG3 allocated number of RBs exceed the BWP size\n");
else
pusch_pdu->rb_size = ra->msg3_nb_rb;
pusch_pdu->vrb_to_prb_mapping = 0;
pusch_pdu->frequency_hopping = fh;
//pusch_pdu->tx_direct_current_location;//The uplink Tx Direct Current location for the carrier. Only values in the value range of this field between 0 and 3299, which indicate the subcarrier index within the carrier corresponding 1o the numerology of the corresponding uplink BWP and value 3300, which indicates "Outside the carrier" and value 3301, which indicates "Undetermined position within the carrier" are used. [TS38.331, UplinkTxDirectCurrentBWP IE]
pusch_pdu->uplink_frequency_shift_7p5khz = 0;
//Resource Allocation in time domain
pusch_pdu->start_symbol_index = start_symbol_index;
pusch_pdu->nr_of_symbols = nr_of_symbols;
//Optional Data only included if indicated in pduBitmap
pusch_pdu->pusch_data.rv_index = 0; // 8.3 in 38.213
pusch_pdu->pusch_data.harq_process_id = 0;
pusch_pdu->pusch_data.new_data_indicator = 1; // new data
pusch_pdu->pusch_data.num_cb = 0;
pusch_pdu->pusch_data.tb_size = nr_compute_tbs(pusch_pdu->qam_mod_order,
pusch_pdu->target_code_rate,
pusch_pdu->rb_size,
pusch_pdu->nr_of_symbols,
12, // nb dmrs set for no data in dmrs symbol
0, //nb_rb_oh
0, // to verify tb scaling
pusch_pdu->nrOfLayers = 1)>>3;
fill_msg3_pusch_pdu(pusch_pdu,scc,
ra->msg3_round,
startSymbolAndLength,
ra->rnti, scs,
ibwp_size, bwp_start,
mappingtype, fh,
ra->msg3_first_rb, ra->msg3_nb_rb);
future_ul_tti_req->n_pdus += 1;
// calling function to fill rar message
nr_fill_rar(module_idP, ra, RAR_pdu, pusch_pdu);
@@ -1479,6 +1690,9 @@ void nr_generate_Msg4(module_id_t module_idP, int CC_id, frame_t frameP, sub_fra
}
}
T(T_GNB_MAC_DL_PDU_WITH_DATA, T_INT(module_idP), T_INT(CC_id), T_INT(ra->rnti),
T_INT(frameP), T_INT(slotP), T_INT(current_harq_pid), T_BUFFER(harq->tb, harq->tb_size));
// DL TX request
nfapi_nr_pdu_t *tx_req = &nr_mac->TX_req[CC_id].pdu_list[nr_mac->TX_req[CC_id].Number_of_PDUs];
memcpy(tx_req->TLVs[0].value.direct, harq->tb, sizeof(uint8_t) * harq->tb_size);
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+1
View File
@@ -47,6 +47,7 @@
/*Softmodem params*/
#include "executables/softmodem-common.h"
#include "../../../nfapi/oai_integration/vendor_ext.h"
////////////////////////////////////////////////////////
/////* DLSCH MAC PDU generation (6.1.2 TS 38.321) */////
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+34 -21
View File
@@ -607,6 +607,7 @@ void config_uldci(const NR_BWP_Uplink_t *ubwp,
uint8_t tpc,
int n_ubwp,
int bwp_id) {
const int bw = NRRIV2BW(ubwp ?
ubwp->bwp_Common->genericParameters.locationAndBandwidth :
scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
@@ -1386,41 +1387,53 @@ void fill_dci_pdu_rel15(const NR_ServingCellConfigCommon_t *scc,
break;
case NFAPI_NR_RNTI_TC:
// indicating a DL DCI format 1bit
*dci_pdu |= (dci_pdu_rel15->format_indicator & 1) << (dci_size - pos++);
// indicating a UL DCI format 1bit
pos=1;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 1) << (dci_size - pos);
// Freq domain assignment max 16 bit
fsize = (int)ceil(log2((N_RB * (N_RB + 1)) >> 1));
for (int i = 0; i < fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val >> (fsize - i - 1)) & 1) << (dci_size - pos++);
pos+=fsize;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val & ((1 << fsize) - 1)) << (dci_size - pos);
// Time domain assignment 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val >> (3 - i)) & 1) << (dci_size - pos++);
pos += 4;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->time_domain_assignment.val & ((1 << 4) - 1)) << (dci_size - pos);
// Frequency hopping flag – 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val & 1) << (dci_size - pos++);
pos++;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val & 1) << (dci_size - pos);
// MCS 5 bit
for (int i = 0; i < 5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs >> (4 - i)) & 1) << (dci_size - pos++);
pos+=5;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs & 0x1f) << (dci_size - pos);
// New data indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 1) << (dci_size - pos++);
pos++;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi & 1) << (dci_size - pos);
// Redundancy version 2bit
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv >> (1 - i)) & 1) << (dci_size - pos++);
pos+=2;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->rv & 0x3) << (dci_size - pos);
// HARQ process number 4bit
for (int i = 0; i < 4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->harq_pid >> (3 - i)) & 1) << (dci_size - pos++);
// TPC command for scheduled PUSCH – 2 bits
for (int i = 0; i < 2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc >> (1 - i)) & 1) << (dci_size - pos++);
pos+=4;
*dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid & 0xf) << (dci_size - pos);
// Padding bits
for (int a = pos; a < 32; a++)
*dci_pdu |= ((uint64_t)dci_pdu_rel15->padding & 1) << (dci_size - pos++);
// UL/SUL indicator – 1 bit
/*
commented for now (RK): need to get this information from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
/* commented for now (RK): need to get this from BWP descriptor
if (cfg->pucch_config.pucch_GroupHopping.value)
*dci_pdu |=
((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
*/
LOG_D(NR_MAC,"N_RB = %i\n", N_RB);
LOG_D(NR_MAC,"dci_size = %i\n", dci_size);
LOG_D(NR_MAC,"fsize = %i\n", fsize);
LOG_D(NR_MAC,"dci_pdu_rel15->frequency_domain_assignment.val = %i\n", dci_pdu_rel15->frequency_domain_assignment.val);
LOG_D(NR_MAC,"dci_pdu_rel15->time_domain_assignment.val = %i\n", dci_pdu_rel15->time_domain_assignment.val);
LOG_D(NR_MAC,"dci_pdu_rel15->frequency_hopping_flag.val = %i\n", dci_pdu_rel15->frequency_hopping_flag.val);
LOG_D(NR_MAC,"dci_pdu_rel15->mcs = %i\n", dci_pdu_rel15->mcs);
LOG_D(NR_MAC,"dci_pdu_rel15->ndi = %i\n", dci_pdu_rel15->ndi);
LOG_D(NR_MAC,"dci_pdu_rel15->rv = %i\n", dci_pdu_rel15->rv);
LOG_D(NR_MAC,"dci_pdu_rel15->harq_pid = %i\n", dci_pdu_rel15->harq_pid);
LOG_D(NR_MAC,"dci_pdu_rel15->tpc = %i\n", dci_pdu_rel15->tpc);
LOG_D(NR_MAC,"dci_pdu_rel15->padding = %i\n", dci_pdu_rel15->padding);
break;
}
break;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+112 -79
View File
@@ -174,60 +174,63 @@ void calculate_preferred_ul_tda(module_id_t module_id, const NR_BWP_Uplink_t *ub
tdd->nrofUplinkSlots);
}
// For both UL-SCH except:
// - UL-SCH: fixed-size MAC CE(known by LCID)
// - UL-SCH: padding
// - UL-SCH: MSG3 48-bits
// |0|1|2|3|4|5|6|7| bit-wise
// |R|F| LCID |
// | L |
// |0|1|2|3|4|5|6|7| bit-wise
// |R|F| LCID |
// | L |
// | L |
//
// For:
// - UL-SCH: fixed-size MAC CE(known by LCID)
// - UL-SCH: padding, for single/multiple 1-oct padding CE(s)
// - UL-SCH: MSG3 48-bits
// |0|1|2|3|4|5|6|7| bit-wise
// |R|R| LCID |
//
// LCID: The Logical Channel ID field identifies the logical channel instance of the corresponding MAC SDU or the type of the corresponding MAC CE or padding as described in Tables 6.2.1-1 and 6.2.1-2 for the DL-SCH and UL-SCH respectively. There is one LCID field per MAC subheader. The LCID field size is 6 bits;
// L: The Length field indicates the length of the corresponding MAC SDU or variable-sized MAC CE in bytes. There is one L field per MAC subheader except for subheaders corresponding to fixed-sized MAC CEs and padding. The size of the L field is indicated by the F field;
// F: length of L is 0:8 or 1:16 bits wide
// R: Reserved bit, set to zero.
void nr_process_mac_pdu(module_id_t module_idP,
int UE_id,
uint8_t CC_id,
frame_t frameP,
sub_frame_t slot,
uint8_t *pduP,
uint16_t mac_pdu_len)
int pdu_len)
{
// This function is adapting code from the old
// parse_header(...) and ue_send_sdu(...) functions of OAI LTE
uint8_t *pdu_ptr = pduP, rx_lcid, done = 0;
int pdu_len = mac_pdu_len;
uint16_t mac_ce_len, mac_subheader_len, mac_sdu_len;
uint8_t rx_lcid;
uint8_t done = 0;
uint16_t mac_ce_len;
uint16_t mac_subheader_len;
uint16_t mac_sdu_len;
NR_UE_info_t *UE_info = &RC.nrmac[module_idP]->UE_info;
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
if ( pduP[0] != UL_SCH_LCID_PADDING )
trace_NRpdu(DIRECTION_UPLINK, pduP, mac_pdu_len ,UE_id, WS_C_RNTI, UE_info->rnti[UE_id], frameP, 0, 0, 0);
trace_NRpdu(DIRECTION_UPLINK, pduP, pdu_len, UE_id, WS_C_RNTI, UE_info->rnti[UE_id], frameP, 0, 0, 0);
// For both DL/UL-SCH
// Except:
// - UL/DL-SCH: fixed-size MAC CE(known by LCID)
// - UL/DL-SCH: padding
// - UL-SCH: MSG3 48-bits
// |0|1|2|3|4|5|6|7| bit-wise
// |R|F| LCID |
// | L |
// |0|1|2|3|4|5|6|7| bit-wise
// |R|F| LCID |
// | L |
// | L |
// For both DL/UL-SCH
// For:
// - UL/DL-SCH: fixed-size MAC CE(known by LCID)
// - UL/DL-SCH: padding, for single/multiple 1-oct padding CE(s)
// - UL-SCH: MSG3 48-bits
// |0|1|2|3|4|5|6|7| bit-wise
// |R|R| LCID |
// LCID: The Logical Channel ID field identifies the logical channel instance of the corresponding MAC SDU or the type of the corresponding MAC CE or padding as described in Tables 6.2.1-1 and 6.2.1-2 for the DL-SCH and UL-SCH respectively. There is one LCID field per MAC subheader. The LCID field size is 6 bits;
// L: The Length field indicates the length of the corresponding MAC SDU or variable-sized MAC CE in bytes. There is one L field per MAC subheader except for subheaders corresponding to fixed-sized MAC CEs and padding. The size of the L field is indicated by the F field;
// F: lenght of L is 0:8 or 1:16 bits wide
// R: Reserved bit, set to zero.
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
LOG_I(NR_MAC, "In %s: dumping MAC PDU in %d.%d:\n", __func__, frameP, slot);
log_dump(NR_MAC, pduP, pdu_len, LOG_DUMP_CHAR, "\n");
#endif
while (!done && pdu_len > 0){
mac_ce_len = 0;
mac_subheader_len = 1; // default to fixed-length subheader = 1-oct
mac_subheader_len = sizeof(NR_MAC_SUBHEADER_FIXED);
mac_sdu_len = 0;
rx_lcid = ((NR_MAC_SUBHEADER_FIXED *)pdu_ptr)->LCID;
rx_lcid = ((NR_MAC_SUBHEADER_FIXED *)pduP)->LCID;
LOG_D(NR_MAC, "LCID received at gNB side: %d \n", rx_lcid);
LOG_D(NR_MAC, "In %s: received UL-SCH sub-PDU with LCID 0x%x in %d.%d (remaining PDU length %d)\n", __func__, rx_lcid, frameP, slot, pdu_len);
unsigned char *ce_ptr;
int n_Lcg = 0;
@@ -236,7 +239,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
// MAC CE
/*#ifdef DEBUG_HEADER_PARSING
LOG_D(NR_MAC, "[UE] LCID %d, PDU length %d\n", ((NR_MAC_SUBHEADER_FIXED *)pdu_ptr)->LCID, pdu_len);
LOG_D(NR_MAC, "[UE] LCID %d, PDU length %d\n", ((NR_MAC_SUBHEADER_FIXED *)pduP)->LCID, pdu_len);
#endif*/
case UL_SCH_LCID_RECOMMENDED_BITRATE_QUERY:
// 38.321 Ch6.1.3.20
@@ -252,7 +255,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
//fixed length
mac_ce_len =1;
/* Extract short BSR value */
ce_ptr = &pdu_ptr[mac_subheader_len];
ce_ptr = &pduP[mac_subheader_len];
NR_BSR_SHORT *bsr_s = (NR_BSR_SHORT *) ce_ptr;
sched_ctrl->estimated_ul_buffer = 0;
sched_ctrl->estimated_ul_buffer = NR_SHORT_BSR_TABLE[bsr_s->Buffer_size];
@@ -270,14 +273,14 @@ void nr_process_mac_pdu(module_id_t module_idP,
case UL_SCH_LCID_L_TRUNCATED_BSR:
//38.321 section 6.1.3.1
//variable length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pduP)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
if(((NR_MAC_SUBHEADER_SHORT *)pduP)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pduP)->L2)<<8;
mac_subheader_len = 3;
}
/* Extract long BSR value */
ce_ptr = &pdu_ptr[mac_subheader_len];
ce_ptr = &pduP[mac_subheader_len];
NR_BSR_LONG *bsr_l = (NR_BSR_LONG *) ce_ptr;
sched_ctrl->estimated_ul_buffer = 0;
@@ -290,18 +293,18 @@ void nr_process_mac_pdu(module_id_t module_idP,
for (int n = 0; n < n_Lcg; n++){
LOG_D(NR_MAC, "LONG BSR, %d/%d (n/n_Lcg), BS Index %d, BS value < %d",
n, n_Lcg, pdu_ptr[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pdu_ptr[mac_subheader_len + 1 + n]]);
n, n_Lcg, pduP[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]]);
sched_ctrl->estimated_ul_buffer +=
NR_LONG_BSR_TABLE[pdu_ptr[mac_subheader_len + 1 + n]];
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]];
LOG_D(NR_MAC,
"LONG BSR at %4d.%2d, %d/%d (n/n_Lcg), BS Index %d, BS value < %d, total %d\n",
frameP,
slot,
n,
n_Lcg,
pdu_ptr[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pdu_ptr[mac_subheader_len + 1 + n]],
pduP[mac_subheader_len + 1 + n],
NR_LONG_BSR_TABLE[pduP[mac_subheader_len + 1 + n]],
sched_ctrl->estimated_ul_buffer);
}
@@ -319,7 +322,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
//fixed length
mac_ce_len = 2;
/* Extract SINGLE ENTRY PHR elements for PHR calculation */
ce_ptr = &pdu_ptr[mac_subheader_len];
ce_ptr = &pduP[mac_subheader_len];
NR_SINGLE_ENTRY_PHR_MAC_CE *phr = (NR_SINGLE_ENTRY_PHR_MAC_CE *) ce_ptr;
/* Save the phr info */
const int PH = phr->PH;
@@ -338,10 +341,10 @@ void nr_process_mac_pdu(module_id_t module_idP,
case UL_SCH_LCID_MULTI_ENTRY_PHR_1_OCT:
//38.321 section 6.1.3.9
// varialbe length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pduP)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
if(((NR_MAC_SUBHEADER_SHORT *)pduP)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pduP)->L2)<<8;
mac_subheader_len = 3;
}
/* Extract MULTI ENTRY PHR elements from single octet bitmap for PHR calculation */
@@ -350,10 +353,10 @@ void nr_process_mac_pdu(module_id_t module_idP,
case UL_SCH_LCID_MULTI_ENTRY_PHR_4_OCT:
//38.321 section 6.1.3.9
// varialbe length
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_ce_len |= (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pduP)->L;
mac_subheader_len = 2;
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
if(((NR_MAC_SUBHEADER_SHORT *)pduP)->F){
mac_ce_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pduP)->L2)<<8;
mac_subheader_len = 3;
}
/* Extract MULTI ENTRY PHR elements from four octets bitmap for PHR calculation */
@@ -366,13 +369,13 @@ void nr_process_mac_pdu(module_id_t module_idP,
case UL_SCH_LCID_SRB1:
case UL_SCH_LCID_SRB2:
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
//mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
if(((NR_MAC_SUBHEADER_SHORT *)pduP)->F){
//mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pduP)->L2)<<8;
mac_subheader_len = 3;
mac_sdu_len = ((uint16_t)(((NR_MAC_SUBHEADER_LONG *) pdu_ptr)->L1 & 0x7f) << 8)
| ((uint16_t)((NR_MAC_SUBHEADER_LONG *) pdu_ptr)->L2 & 0xff);
mac_sdu_len = ((uint16_t)(((NR_MAC_SUBHEADER_LONG *) pduP)->L1 & 0x7f) << 8)
| ((uint16_t)((NR_MAC_SUBHEADER_LONG *) pduP)->L2 & 0xff);
} else {
mac_sdu_len = (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_sdu_len = (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pduP)->L;
mac_subheader_len = 2;
}
LOG_D(NR_MAC, "[UE %d] Frame %d : ULSCH -> UL-DCCH %d (gNB %d, %d bytes), rnti: %d \n", module_idP, frameP, rx_lcid, module_idP, mac_sdu_len, UE_info->rnti[UE_id]);
@@ -383,7 +386,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *) (pdu_ptr + mac_subheader_len),
(char *) (pduP + mac_subheader_len),
mac_sdu_len,
1,
NULL);
@@ -404,7 +407,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
// Check if it is a valid CCCH1 message, we get all 00's messages very often
int i = 0;
for(i=0; i<(mac_subheader_len+mac_sdu_len); i++) {
if(pdu_ptr[i] != 0) {
if(pduP[i] != 0) {
break;
}
}
@@ -425,35 +428,34 @@ void nr_process_mac_pdu(module_id_t module_idP,
0,
UE_info->rnti[UE_id],
CCCH,
pdu_ptr+mac_subheader_len,
pduP + mac_subheader_len,
mac_sdu_len,
0);
break;
case UL_SCH_LCID_DTCH:
// check if LCID is valid at current time.
if (((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F) {
// mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
if (((NR_MAC_SUBHEADER_SHORT *)pduP)->F) {
// mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pduP)->L2)<<8;
mac_subheader_len = 3;
mac_sdu_len = ((uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L1 & 0x7f) << 8)
| ((uint16_t)((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2 & 0xff);
mac_sdu_len = ((uint16_t)(((NR_MAC_SUBHEADER_LONG *)pduP)->L1 & 0x7f) << 8)
| ((uint16_t)((NR_MAC_SUBHEADER_LONG *)pduP)->L2 & 0xff);
} else {
mac_sdu_len = (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->L;
mac_sdu_len = (uint16_t)((NR_MAC_SUBHEADER_SHORT *)pduP)->L;
mac_subheader_len = 2;
}
LOG_D(NR_MAC, "[UE %d] Frame %d : ULSCH -> UL-%s %d (gNB %d, %d bytes)\n",
LOG_D(NR_MAC, "In %s: [UE %d] %d.%d : ULSCH -> UL-%s %d (gNB %d, %d bytes)\n",
__func__,
module_idP,
frameP,
slot,
rx_lcid<4?"DCCH":"DTCH",
rx_lcid,
module_idP,
mac_sdu_len);
UE_info->mac_stats[UE_id].lc_bytes_rx[rx_lcid] += mac_sdu_len;
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
log_dump(NR_MAC, pdu_ptr + mac_subheader_len, 32, LOG_DUMP_CHAR, "\n");
#endif
mac_rlc_data_ind(module_idP,
UE_info->rnti[UE_id],
@@ -462,7 +464,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *)(pdu_ptr + mac_subheader_len),
(char *)(pduP + mac_subheader_len),
mac_sdu_len,
1,
NULL);
@@ -479,14 +481,27 @@ void nr_process_mac_pdu(module_id_t module_idP,
return;
break;
}
pdu_ptr += ( mac_subheader_len + mac_ce_len + mac_sdu_len );
#ifdef ENABLE_MAC_PAYLOAD_DEBUG
if (rx_lcid < 45 || rx_lcid == 52 || rx_lcid == 63) {
LOG_I(NR_MAC, "In %s: dumping UL MAC SDU sub-header with length %d (LCID = 0x%02x):\n", __func__, mac_subheader_len, rx_lcid);
log_dump(NR_MAC, pduP, mac_subheader_len, LOG_DUMP_CHAR, "\n");
LOG_I(NR_MAC, "In %s: dumping UL MAC SDU with length %d (LCID = 0x%02x):\n", __func__, mac_sdu_len, rx_lcid);
log_dump(NR_MAC, pduP + mac_subheader_len, mac_sdu_len, LOG_DUMP_CHAR, "\n");
} else {
LOG_I(NR_MAC, "In %s: dumping UL MAC CE with length %d (LCID = 0x%02x):\n", __func__, mac_ce_len, rx_lcid);
log_dump(NR_MAC, pduP + mac_subheader_len + mac_sdu_len, mac_ce_len, LOG_DUMP_CHAR, "\n");
}
#endif
pduP += ( mac_subheader_len + mac_ce_len + mac_sdu_len );
pdu_len -= ( mac_subheader_len + mac_ce_len + mac_sdu_len );
if (pdu_len < 0) {
LOG_E(NR_MAC, "%s() residual mac pdu length < 0!, pdu_len: %d\n", __func__, pdu_len);
LOG_E(NR_MAC, "In %s: residual UL MAC PDU in %d.%d with length < 0!, pdu_len %d \n", __func__, frameP, slot, pdu_len);
LOG_E(NR_MAC, "MAC PDU ");
for (int i = 0; i < 20; i++) // Only printf 1st - 20nd bytes
printf("%02x ", pdu_ptr[i]);
printf("%02x ", pduP[i]);
printf("\n");
return;
}
@@ -511,19 +526,26 @@ void abort_nr_ul_harq(module_id_t mod_id, int UE_id, int8_t harq_pid)
sched_ctrl->sched_ul_bytes = 0;
}
void handle_nr_ul_harq(module_id_t mod_id,
void handle_nr_ul_harq(const int CC_idP,
module_id_t mod_id,
frame_t frame,
sub_frame_t slot,
const nfapi_nr_crc_t *crc_pdu)
{
gNB_MAC_INST *gNB_mac = RC.nrmac[mod_id];
int UE_id = find_nr_UE_id(mod_id, crc_pdu->rnti);
if (UE_id < 0) {
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 &&
ra->rnti == crc_pdu->rnti)
return;
}
LOG_E(NR_MAC, "%s(): unknown RNTI %04x in PUSCH\n", __func__, crc_pdu->rnti);
return;
}
NR_UE_info_t *UE_info = &RC.nrmac[mod_id]->UE_info;
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
int8_t harq_pid = sched_ctrl->feedback_ul_harq.head;
while (crc_pdu->harq_id != harq_pid || harq_pid < 0) {
LOG_W(NR_MAC,
@@ -586,6 +608,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
const uint16_t timing_advance,
const uint8_t ul_cqi,
const uint16_t rssi){
gNB_MAC_INST *gNB_mac = RC.nrmac[gnb_mod_idP];
NR_UE_info_t *UE_info = &gNB_mac->UE_info;
@@ -784,9 +807,19 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
if (ra->state != WAIT_Msg3)
continue;
LOG_W(NR_MAC, "Random Access %i failed at state %i (state is not WAIT_Msg3)\n", i, ra->state);
nr_mac_remove_ra_rnti(gnb_mod_idP, ra->rnti);
nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
if( (frameP!=ra->Msg3_frame) || (slotP!=ra->Msg3_slot))
continue;
if (ra->msg3_round >= MAX_HARQ_ROUNDS - 1) {
LOG_W(NR_MAC, "Random Access %i failed at state %i (Reached msg3 max harq rounds)\n", i, ra->state);
nr_mac_remove_ra_rnti(gnb_mod_idP, ra->rnti);
nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
return;
}
LOG_W(NR_MAC, "Random Access %i Msg3 CRC did not pass)\n", i);
ra->msg3_round++;
ra->state = Msg3_retransmission;
}
}
}
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+13 -1
View File
@@ -124,6 +124,8 @@ void nr_get_Msg3alloc(module_id_t module_id,
NR_RA_t *ra,
int16_t *tdd_beam_association);
void nr_generate_Msg3_retransmission(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t slotP, NR_RA_t *ra);
/* \brief Function in gNB to fill RAR pdu when requested by PHY.
@param ra Instance of RA resources of gNB
@param dlsch_buffer Pointer to RAR input buffer
@@ -134,6 +136,15 @@ void nr_fill_rar(uint8_t Mod_idP,
uint8_t * dlsch_buffer,
nfapi_nr_pusch_pdu_t *pusch_pdu);
void fill_msg3_pusch_pdu(nfapi_nr_pusch_pdu_t *pusch_pdu,
NR_ServingCellConfigCommon_t *scc,
int round,
int startSymbolAndLength,
rnti_t rnti, int scs,
int bwp_size, int bwp_start,
int mappingtype, int fh,
int msg3_first_rb, int msg3_nb_rb);
void schedule_nr_prach(module_id_t module_idP, frame_t frameP, sub_frame_t slotP);
@@ -388,7 +399,8 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
const uint8_t ul_cqi,
const uint16_t rssi);
void handle_nr_ul_harq(module_id_t mod_id,
void handle_nr_ul_harq(const int CC_idP,
module_id_t mod_id,
frame_t frame,
sub_frame_t slot,
const nfapi_nr_crc_t *crc_pdu);
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+3 -2
View File
@@ -93,8 +93,9 @@ typedef enum {
RA_IDLE = 0,
Msg2 = 1,
WAIT_Msg3 = 2,
Msg4 = 3,
WAIT_Msg4_ACK = 4
Msg3_retransmission = 3,
Msg4 = 4,
WAIT_Msg4_ACK = 5
} RA_gNB_state_t;
typedef struct NR_preamble_ue {
openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
+4 -5
View File
@@ -208,7 +208,10 @@ tbs_size_t mac_rlc_data_req(
switch (channel_idP) {
case 1 ... 3: rb = ue->srb[channel_idP - 1]; break;
case 4 ... 8: rb = ue->drb[channel_idP - 4]; break;
default: rb = NULL; break;
default:
rb = NULL;
LOG_E(RLC, "In %s:%d:%s: data request for unknown RB with LCID 0x%02x !\n", __FILE__, __LINE__, __FUNCTION__, channel_idP);
break;
}
if (rb != NULL) {
@@ -216,10 +219,6 @@ tbs_size_t mac_rlc_data_req(
maxsize = tb_sizeP;
ret = rb->generate_pdu(rb, buffer_pP, maxsize);
} else {
// Laurent: the query loop was checking all possible RB, but by mac_rlc_get_buffer_occupancy_ind
// so it is more straitforward to try to get data
//LOG_E(RLC, "%s:%d:%s: fatal: data req for unknown RB, channel_idP: %d\n", __FILE__, __LINE__, __FUNCTION__, channel_idP);
//exit(1);
ret = 0;
}
openair2/NR_PHY_INTERFACE/NR_IF_Module.c
+136 -98
View File
@@ -48,59 +48,83 @@ extern int oai_nfapi_crc_indication(nfapi_crc_indication_t *crc_ind);
extern int oai_nfapi_cqi_indication(nfapi_cqi_indication_t *cqi_ind);
extern int oai_nfapi_sr_indication(nfapi_sr_indication_t *ind);
extern int oai_nfapi_rx_ind(nfapi_rx_indication_t *ind);
extern int oai_nfapi_nr_slot_indication(nfapi_nr_slot_indication_scf_t *ind);
extern int oai_nfapi_nr_rx_data_indication(nfapi_nr_rx_data_indication_t *ind);
extern int oai_nfapi_nr_crc_indication(nfapi_nr_crc_indication_t *ind);
extern int oai_nfapi_nr_srs_indication(nfapi_nr_srs_indication_t *ind);
extern int oai_nfapi_nr_uci_indication(nfapi_nr_uci_indication_t *ind);
extern int oai_nfapi_nr_rach_indication(nfapi_nr_rach_indication_t *ind);
extern uint8_t nfapi_mode;
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) {
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);
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[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);
if(NFAPI_MODE == NFAPI_MODE_PNF) {
if (UL_info->rach_ind.number_of_pdus>0) {
LOG_D(PHY,"UL_info->UL_info->rach_ind.number_of_pdus:%d SFN/Slot:%d.%d \n", UL_info->rach_ind.number_of_pdus, UL_info->rach_ind.sfn,UL_info->rach_ind.slot);
oai_nfapi_nr_rach_indication(&UL_info->rach_ind);
UL_info->rach_ind.number_of_pdus = 0;
}
}
else{
if (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);
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[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)
{
const module_id_t mod_id = UL_info->module_id;
const frame_t frame = UL_info->frame;
const sub_frame_t slot = UL_info->slot;
int num_ucis = UL_info->uci_ind.num_ucis;
nfapi_nr_uci_t *uci_list = UL_info->uci_ind.uci_list;
{
if(NFAPI_MODE == NFAPI_MODE_PNF) {
if (UL_info->uci_ind.num_ucis>0) {
LOG_D(PHY,"PNF Sending UL_info->num_ucis:%d PDU_type: %d, SFN/SF:%d.%d \n", UL_info->uci_ind.num_ucis, UL_info->uci_ind.uci_list[0].pdu_type ,UL_info->frame, UL_info->slot);
oai_nfapi_nr_uci_indication(&UL_info->uci_ind);
UL_info->uci_ind.num_ucis = 0;
}
}
else{
const module_id_t mod_id = UL_info->module_id;
const frame_t frame = UL_info->frame;
const sub_frame_t slot = UL_info->slot;
int num_ucis = UL_info->uci_ind.num_ucis;
nfapi_nr_uci_t *uci_list = UL_info->uci_ind.uci_list;
LOG_D(MAC,"handling UCI SFN/slot: %d.%d, num_ucis: %d \n", frame,slot, num_ucis);
for (int i = 0; i < num_ucis; i++) {
switch (uci_list[i].pdu_type) {
case NFAPI_NR_UCI_PUSCH_PDU_TYPE:
LOG_E(MAC, "%s(): unhandled NFAPI_NR_UCI_PUSCH_PDU_TYPE\n", __func__);
break;
for (int i = 0; i < num_ucis; i++) {
switch (uci_list[i].pdu_type) {
case NFAPI_NR_UCI_PUSCH_PDU_TYPE:
LOG_E(MAC, "%s(): unhandled NFAPI_NR_UCI_PUSCH_PDU_TYPE\n", __func__);
break;
case NFAPI_NR_UCI_FORMAT_0_1_PDU_TYPE: {
const nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_pdu = &uci_list[i].pucch_pdu_format_0_1;
handle_nr_uci_pucch_0_1(mod_id, frame, slot, uci_pdu);
break;
}
case NFAPI_NR_UCI_FORMAT_0_1_PDU_TYPE: {
const nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_pdu = &uci_list[i].pucch_pdu_format_0_1;
handle_nr_uci_pucch_0_1(mod_id, frame, slot, uci_pdu);
break;
}
case NFAPI_NR_UCI_FORMAT_2_3_4_PDU_TYPE: {
const nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu = &uci_list[i].pucch_pdu_format_2_3_4;
handle_nr_uci_pucch_2_3_4(mod_id, frame, slot, uci_pdu);
break;
case NFAPI_NR_UCI_FORMAT_2_3_4_PDU_TYPE: {
const nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu = &uci_list[i].pucch_pdu_format_2_3_4;
handle_nr_uci_pucch_2_3_4(mod_id, frame, slot, uci_pdu);
break;
}
}
LOG_D(MAC, "UCI handled \n");
}
}
@@ -109,60 +133,75 @@ void handle_nr_uci(NR_UL_IND_t *UL_info)
void handle_nr_ulsch(NR_UL_IND_t *UL_info)
{
if (UL_info->rx_ind.number_of_pdus > 0 && UL_info->crc_ind.number_crcs > 0) {
for (int i = 0; i < UL_info->rx_ind.number_of_pdus; i++) {
for (int j = 0; j < UL_info->crc_ind.number_crcs; j++) {
// find crc_indication j corresponding rx_indication i
const nfapi_nr_rx_data_pdu_t *rx = &UL_info->rx_ind.pdu_list[i];
const nfapi_nr_crc_t *crc = &UL_info->crc_ind.crc_list[j];
LOG_D(PHY,
"UL_info->crc_ind.pdu_list[%d].rnti:%04x "
"UL_info->rx_ind.pdu_list[%d].rnti:%04x\n",
j,
crc->rnti,
i,
rx->rnti);
if(NFAPI_MODE == NFAPI_MODE_PNF) {
if (UL_info->crc_ind.number_crcs>0) {
LOG_D(PHY,"UL_info->UL_info->crc_ind.number_crcs:%d CRC_IND:SFN/Slot:%d.%d\n", UL_info->crc_ind.number_crcs, UL_info->crc_ind.sfn, UL_info->crc_ind.slot);
oai_nfapi_nr_crc_indication(&UL_info->crc_ind);
UL_info->crc_ind.number_crcs = 0;
}
if (crc->rnti != rx->rnti)
continue;
if (UL_info->rx_ind.number_of_pdus>0) {
LOG_D(PHY,"UL_info->rx_ind.number_of_pdus:%d RX_IND:SFN/Slot:%d.%d \n", UL_info->rx_ind.number_of_pdus, UL_info->rx_ind.sfn, UL_info->rx_ind.slot);
oai_nfapi_nr_rx_data_indication(&UL_info->rx_ind);
UL_info->rx_ind.number_of_pdus = 0;
}
}
else{
if (UL_info->rx_ind.number_of_pdus > 0 && UL_info->crc_ind.number_crcs > 0) {
for (int i = 0; i < UL_info->rx_ind.number_of_pdus; i++) {
for (int j = 0; j < UL_info->crc_ind.number_crcs; j++) {
// find crc_indication j corresponding rx_indication i
const nfapi_nr_rx_data_pdu_t *rx = &UL_info->rx_ind.pdu_list[i];
const nfapi_nr_crc_t *crc = &UL_info->crc_ind.crc_list[j];
LOG_D(PHY,
"UL_info->crc_ind.pdu_list[%d].rnti:%04x "
"UL_info->rx_ind.pdu_list[%d].rnti:%04x\n",
j,
crc->rnti,
i,
rx->rnti);
LOG_D(MAC,
"%4d.%2d Calling rx_sdu (CRC %s/tb_crc_status %d)\n",
UL_info->frame,
UL_info->slot,
crc->tb_crc_status ? "error" : "ok",
crc->tb_crc_status);
if (crc->rnti != rx->rnti)
continue;
/* if CRC passes, pass PDU, otherwise pass NULL as error indication */
nr_rx_sdu(UL_info->module_id,
UL_info->CC_id,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot,
rx->rnti,
crc->tb_crc_status ? NULL : rx->pdu,
rx->pdu_length,
rx->timing_advance,
rx->ul_cqi,
rx->rssi);
handle_nr_ul_harq(UL_info->module_id, UL_info->frame, UL_info->slot, crc);
break;
} // for (j=0;j<UL_info->crc_ind.number_crcs;j++)
} // for (i=0;i<UL_info->rx_ind.number_of_pdus;i++)
LOG_D(MAC,
"%4d.%2d Calling rx_sdu (CRC %s/tb_crc_status %d)\n",
UL_info->frame,
UL_info->slot,
crc->tb_crc_status ? "error" : "ok",
crc->tb_crc_status);
UL_info->crc_ind.number_crcs = 0;
UL_info->rx_ind.number_of_pdus = 0;
} else if (UL_info->rx_ind.number_of_pdus != 0
|| UL_info->crc_ind.number_crcs != 0) {
LOG_E(PHY,
"hoping not to have mis-match between CRC ind and RX ind - "
"hopefully the missing message is coming shortly "
"rx_ind:%d(SFN/SL:%d/%d) crc_ind:%d(SFN/SL:%d/%d) \n",
UL_info->rx_ind.number_of_pdus,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot,
UL_info->crc_ind.number_crcs,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot);
/* if CRC passes, pass PDU, otherwise pass NULL as error indication */
nr_rx_sdu(UL_info->module_id,
UL_info->CC_id,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot,
rx->rnti,
crc->tb_crc_status ? NULL : rx->pdu,
rx->pdu_length,
rx->timing_advance,
rx->ul_cqi,
rx->rssi);
handle_nr_ul_harq(UL_info->CC_id, UL_info->module_id, UL_info->frame, UL_info->slot, crc);
break;
} // for (j=0;j<UL_info->crc_ind.number_crcs;j++)
} // for (i=0;i<UL_info->rx_ind.number_of_pdus;i++)
UL_info->crc_ind.number_crcs = 0;
UL_info->rx_ind.number_of_pdus = 0;
} else if (UL_info->rx_ind.number_of_pdus != 0
|| UL_info->crc_ind.number_crcs != 0) {
LOG_E(PHY,
"hoping not to have mis-match between CRC ind and RX ind - "
"hopefully the missing message is coming shortly "
"rx_ind:%d(SFN/SL:%d/%d) crc_ind:%d(SFN/SL:%d/%d) \n",
UL_info->rx_ind.number_of_pdus,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot,
UL_info->crc_ind.number_crcs,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot);
}
}
}
@@ -181,7 +220,15 @@ void NR_UL_indication(NR_UL_IND_t *UL_info) {
module_id,CC_id, UL_info->rach_ind.number_of_pdus,
UL_info->rx_ind.number_of_pdus, UL_info->crc_ind.number_crcs);
handle_nr_rach(UL_info);
handle_nr_uci(UL_info);
// clear UL DCI prior to handling ULSCH
mac->UL_dci_req[CC_id].numPdus = 0;
handle_nr_ulsch(UL_info);
if (NFAPI_MODE != NFAPI_MODE_PNF) {
if (ifi->CC_mask==0) {
ifi->current_frame = UL_info->frame;
ifi->current_slot = UL_info->slot;
@@ -191,16 +238,7 @@ void NR_UL_indication(NR_UL_IND_t *UL_info) {
}
ifi->CC_mask |= (1<<CC_id);
}
handle_nr_rach(UL_info);
handle_nr_uci(UL_info);
// clear HI prior to handling ULSCH
mac->UL_dci_req[CC_id].numPdus = 0;
handle_nr_ulsch(UL_info);
if (NFAPI_MODE != NFAPI_MODE_PNF) {
if (ifi->CC_mask == ((1<<MAX_NUM_CCs)-1)) {
/*
eNB_dlsch_ulsch_scheduler(module_id,
openair2/RRC/NR/MESSAGES/asn1c/ASN1_files/extract_asn1_from_spce.pl
+37 -23
View File
@@ -26,38 +26,52 @@ while (<INPUT_FILE>) {
syswrite OUTPUT_FILE,"END\n\n";
while(<INPUT_FILE>) {
if( m/NR-UE-Variables DEFINITIONS AUTOMATIC TAGS ::=/){
syswrite OUTPUT_FILE,"$_ \n";
syswrite OUTPUT_FILE,"BEGIN\n\n";
while(<INPUT_FILE>) {
if( m/PC5-RRC-Definitions DEFINITIONS AUTOMATIC TAGS ::=/){
syswrite OUTPUT_FILE,"$_ \n";
syswrite OUTPUT_FILE,"BEGIN\n\n";
# Get all the text delimited by -- ASN1START and -- ASN1STOP
extract_asn1();
# Get all the text delimited by -- ASN1START and -- ASN1STOP
extract_asn1();
syswrite OUTPUT_FILE,"END\n\n";
syswrite OUTPUT_FILE,"END\n\n";
while(<INPUT_FILE>) {
while(<INPUT_FILE>) {
if( m/NR-UE-Variables DEFINITIONS AUTOMATIC TAGS ::=/){
syswrite OUTPUT_FILE,"$_ \n";
syswrite OUTPUT_FILE,"BEGIN\n\n";
# Get all the text delimited by -- ASN1START and -- ASN1STOP
extract_asn1();
syswrite OUTPUT_FILE,"END\n\n";
while(<INPUT_FILE>) {
if( m/NR-Sidelink-Preconf DEFINITIONS AUTOMATIC TAGS ::=/){
syswrite OUTPUT_FILE,"$_ \n";
syswrite OUTPUT_FILE,"BEGIN\n\n";
# Get all the text delimited by -- ASN1START and -- ASN1STOP
extract_asn1();
syswrite OUTPUT_FILE,"END\n\n";
while(<INPUT_FILE>) {
if( m/NR-InterNodeDefinitions DEFINITIONS AUTOMATIC TAGS ::=/){
syswrite OUTPUT_FILE,"$_ \n";
syswrite OUTPUT_FILE,"BEGIN\n\n";
syswrite OUTPUT_FILE,"$_ \n";
syswrite OUTPUT_FILE,"BEGIN\n\n";
# Get all the text delimited by -- ASN1START and -- ASN1STOP
extract_asn1();
# Get all the text delimited by -- ASN1START and -- ASN1STOP
extract_asn1();
syswrite OUTPUT_FILE,"END\n\n";
}
syswrite OUTPUT_FILE,"END\n\n";
}
}
}
}
}
}
}
}
}
}
close(OUTPUT_FILE);
}
}
close(INPUT_FILE);
openair2/RRC/NR/MESSAGES/asn1c/ASN1_files/nr-rrc-16.4.1.asn1
+14304
View File
File diff suppressed because it is too large Load Diff
openair2/RRC/NR/rrc_gNB_reconfig.c
+1 -1
View File
@@ -1382,7 +1382,7 @@ if (!servingcellconfigdedicated) {
secondaryCellGroup->spCellConfig->spCellConfigDedicated->sCellDeactivationTimer=NULL;
secondaryCellGroup->spCellConfig->spCellConfigDedicated->crossCarrierSchedulingConfig=NULL;
secondaryCellGroup->spCellConfig->spCellConfigDedicated->tag_Id=0;
secondaryCellGroup->spCellConfig->spCellConfigDedicated->dummy=NULL;
secondaryCellGroup->spCellConfig->spCellConfigDedicated->dummy1=NULL;
secondaryCellGroup->spCellConfig->spCellConfigDedicated->pathlossReferenceLinking=NULL;
secondaryCellGroup->spCellConfig->spCellConfigDedicated->servingCellMO=NULL;