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integration of RAR and Msg3 programming for eMTC

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This commit is contained in:
Raymond Knopp
2017-08-17 18:36:40 +02:00
parent 322f8cbb66
commit 94c433d6a0
4 changed files with 206 additions and 67 deletions
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openair1/SCHED/phy_procedures_lte_eNb.c
+89 -7
View File
@@ -1018,7 +1018,15 @@ handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_ul_config_request_pdu_t *ul_config_pdu) {
nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8;
uint16_t *RIV2nb_rb_LUT, *RIV2first_rb_LUT;
uint16_t RIV_max;
uint16_t use_srs=0;
int8_t UE_id;
LTE_eNB_ULSCH_t *ulsch;
LTE_UL_eNB_HARQ_t *ulsch_harq;
// check if we have received a dci for this ue and ulsch descriptor is configured
if (ul_config_pdu == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE) {
@@ -1026,6 +1034,80 @@ handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
"No existing UE ULSCH for rnti %x\n",rel8->rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
LOG_I(PHY,"Applying UL config for UE %d, rnti %x\n",
UE_id,rel8->rnti);
/*
#ifdef Rel14
nfapi_ul_config_ulsch_pdu_rel13_t *rel13 = &ul_config_pdu->ulsch_pdu.ulsch_pdu_rel13;
int harq_pid = rel8->harq_process_number;
if (rel13->ue_type > 0) { // This is a BL/CE UE, retrieve PUSCH programming
ulsch = eNB->ulsch[UE_id];
ulsch_harq = ulsch->harq_processes[harq_pid];
switch (eNB->frame_parms.N_RB_DL) {
case 6:
RIV2nb_rb_LUT = &RIV2nb_rb_LUT6[0];
RIV2first_rb_LUT = &RIV2first_rb_LUT6[0];
RIV_max = RIV_max6;
break;
case 25:
RIV2nb_rb_LUT = &RIV2nb_rb_LUT25[0];
RIV2first_rb_LUT = &RIV2first_rb_LUT25[0];
RIV_max = RIV_max25;
break;
case 50:
RIV2nb_rb_LUT = &RIV2nb_rb_LUT50[0];
RIV2first_rb_LUT = &RIV2first_rb_LUT50[0];
RIV_max = RIV_max50;
break;
case 100:
RIV2nb_rb_LUT = &RIV2nb_rb_LUT100[0];
RIV2first_rb_LUT = &RIV2first_rb_LUT100[0];
RIV_max = RIV_max100;
break;
default:
DevParam(frame_parms->N_RB_DL, harq_pid, 0);
break;
}
ulsch_harq->first_rb = rel8->resource_block_start;
ulsch_harq->nb_rb = rel8->number_of_resource_blocks;
ulsch_harq->O_RI = 0;//1;
ulsch_harq->Or2 = 0;
ulsch_harq->Or1 = 0;
ulsch_harq->O_ACK = 0;//2;
ulsch->beta_offset_cqi_times8 = 18;
ulsch->beta_offset_ri_times8 = 10;
ulsch->beta_offset_harqack_times8 = 16;
ulsch->rnti = rel8->rnti;
ulsch->harq_mask = 1<<harq_pid;
if (ulsch_harq->round == 0) {
ulsch_harq->status = ACTIVE;
ulsch_harq->rvidx = 0;
//ulsch_harq->TBS = dlsch_tbs25[ulsch_harq->mcs][ulsch_harq->nb_rb-1];
ulsch_harq->TBS = TBStable[get_I_TBS_UL(ulsch_harq->mcs)][ulsch_harq->nb_rb-1];
ulsch_harq->Msc_initial = 12*ulsch_harq->nb_rb;
ulsch_harq->Nsymb_initial = 9;
ulsch_harq->round = 0;
} else {
ulsch_harq->rvidx = 0;
ulsch_harq->round++;
}
use_srs = is_srs_occasion_common(frame_parms,ulsch_harq->frame,ulsch_harq->subframe);
ulsch_harq->Nsymb_pusch = 12-(frame_parms->Ncp<<1)-(use_srs==0?0:1);
ulsch_harq->srs_active = use_srs;
}
#endif
*/
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_uci(rel8->rnti,proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST))>=0,
@@ -1033,19 +1115,19 @@ handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
handle_uci_harq_pdu(eNB,proc,ul_config_pdu);
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE) {
}
else if (ul_config_pdu == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE) {
}
}
@@ -1151,7 +1233,7 @@ void schedule_response(Sched_Rsp_t *Sched_INFO) {
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks-1,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data);
if (dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.rnti == eNB->preamble_list[0].preamble_rel8.rnti) {// is RAR pdu
LOG_I(PHY,"Frame %d, Subframe %d: Received LTE RAR pdu, programming based on UL Grant\n");
generate_eNB_ulsch_params_from_rar(eNB,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
frame,
@@ -1197,7 +1279,7 @@ void schedule_response(Sched_Rsp_t *Sched_INFO) {
for (i=0;i<number_ul_pdu;i++) {
ul_config_pdu = &UL_req->ul_config_request_body.ul_config_pdu_list[i];
LOG_D(PHY,"NFAPI: ul_pdu %d : type %d\n",i,ul_config_pdu->pdu_type);
LOG_I(PHY,"NFAPI: ul_pdu %d : type %d\n",i,ul_config_pdu->pdu_type);
AssertFatal(ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE,
"Optional UL_PDU type %d not supported\n",ul_config_pdu->pdu_type);
openair2/LAYER2/MAC/defs.h
+6
View File
@@ -861,6 +861,12 @@ typedef struct {
int16_t timing_offset;
/// Timeout for RRC connection
int16_t RRC_timer;
/// Msg3 first RB
uint8_t msg3_first_rb;
/// Msg3 number of RB
uint8_t msg3_nb_rb;
/// Msg3 MCS
uint8_t msg3_mcs;
/// Round of Msg3 HARQ
uint8_t msg3_round;
/// TBS used for Msg4
openair2/LAYER2/MAC/eNB_scheduler_RA.c
+106 -55
View File
@@ -85,62 +85,113 @@ void check_and_add_msg3(module_id_t module_idP,frame_t frameP, sub_frame_t subfr
if (RA_template->RA_active == TRUE) {
// program reception 4 subframes prior to transmission
msg3_prog_subframe = (RA_template->Msg3_subframe + 6)%10;
if (RA_template->Msg3_subframe<4) msg3_prog_frame=(RA_template->Msg3_frame+1023)&1023;
else msg3_prog_frame=RA_template->Msg3_frame;
LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA %d is active, Msg3 in (%d,%d), programmed in (%d,%d)\n",
module_idP,frameP,subframeP,CC_id,i,RA_template->Msg3_frame,RA_template->Msg3_subframe,
msg3_prog_frame,msg3_prog_subframe);
if ((msg3_prog_frame==frameP) &&
(msg3_prog_subframe==subframeP)) {
LOG_I(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe);
eNB->UL_req[CC_id].sfn_sf = (RA_template->Msg3_frame<<4) + RA_template->Msg3_subframe;
if (RA_template->msg3_round == 0) { // program ULSCH
ul_config_pdu = &ul_req->ul_config_pdu_list[ul_req->number_of_pdus];
memset((void*)ul_config_pdu,0,sizeof(nfapi_ul_config_request_pdu_t));
ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_PDU_TYPE;
ul_config_pdu->pdu_size = (uint8_t)(2+sizeof(nfapi_ul_config_ulsch_pdu));
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.handle = eNB->ul_handle++;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti = RA_template->rnti;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.resource_block_start = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.modulation_type = 2;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.cyclic_shift_2_for_drms = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_enabled_flag = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_bits = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.new_data_indication = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.redundancy_version = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.ul_tx_mode = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.current_tx_nb = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.n_srs = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.size = get_TBS_UL(10,ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks);
ul_req->number_of_pdus++;
}
else { // program HI
hi_dci0_pdu = &hi_dci0_req->hi_dci0_pdu_list[hi_dci0_req->number_of_dci+hi_dci0_req->number_of_hi];
memset((void*)hi_dci0_pdu,0,sizeof(nfapi_hi_dci0_request_pdu_t));
hi_dci0_pdu->pdu_type = NFAPI_HI_DCI0_HI_PDU_TYPE;
hi_dci0_pdu->pdu_size = 2+sizeof(nfapi_hi_dci0_hi_pdu);
hi_dci0_pdu->hi_pdu.hi_pdu_rel8.resource_block_start = 1; // note this is hard-coded like in fill_rar
hi_dci0_pdu->hi_pdu.hi_pdu_rel8.cyclic_shift_2_for_drms = 0;
hi_dci0_pdu->hi_pdu.hi_pdu_rel8.hi_value = 0;
hi_dci0_req->number_of_hi++;
LOG_I(MAC,"[eNB %d][PUSCH-RA %x] CC_id %d Frame %d subframeP %d Scheduled (PHICH) RA %d (mcs %d, first rb %d, nb_rb %d,round %d)\n",
module_idP,RA_template[i].rnti,CC_id,frameP,subframeP,i,10,
1,1,
RA_template[i].msg3_round-1);
}
#ifdef Rel14
if (RA_template->rach_resource_type>0) {
// program reception 4 subframes prior to transmission
msg3_prog_subframe = (RA_template->Msg3_subframe + 6)%10;
if (RA_template->Msg3_subframe<4) msg3_prog_frame=(RA_template->Msg3_frame+1023)&1023;
else msg3_prog_frame=RA_template->Msg3_frame;
LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA %d CE level %d is active, Msg3 in (%d,%d), programmed in (%d,%d)\n",
module_idP,frameP,subframeP,CC_id,i,RA_template->rach_resource_type-1,
RA_template->Msg3_frame,RA_template->Msg3_subframe,
msg3_prog_frame,msg3_prog_subframe);
if ((msg3_prog_frame==frameP) &&
(msg3_prog_subframe==subframeP)) {
LOG_I(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe);
eNB->UL_req[CC_id].sfn_sf = (RA_template->Msg3_frame<<4) + RA_template->Msg3_subframe;
if (RA_template->msg3_round == 0) { // program ULSCH
ul_config_pdu = &ul_req->ul_config_pdu_list[ul_req->number_of_pdus];
memset((void*)ul_config_pdu,0,sizeof(nfapi_ul_config_request_pdu_t));
ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_PDU_TYPE;
ul_config_pdu->pdu_size = (uint8_t)(2+sizeof(nfapi_ul_config_ulsch_pdu));
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.handle = eNB->ul_handle++;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti = RA_template->rnti;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.resource_block_start = narrowband_to_first_rb(cc,RA_template->msg34_narrowband)+RA_template->msg3_first_rb;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks = RA_template->msg3_nb_rb;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.modulation_type = 2;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.cyclic_shift_2_for_drms = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_enabled_flag = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_bits = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.new_data_indication = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.redundancy_version = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number = ((10*frameP)+subframeP)&7;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.ul_tx_mode = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.current_tx_nb = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.n_srs = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.size = get_TBS_UL(RA_template->msg3_mcs,
RA_template->msg3_nb_rb);
// Re13 fields
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel13.ue_type = RA_template->rach_resource_type>2 ? 2 : 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel13.total_number_of_repetitions = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel13.repetition_number = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel13.initial_transmission_sf_io = (RA_template->Msg3_frame*10)+RA_template->Msg3_subframe;
ul_req->number_of_pdus++;
}
}
}
}
}
}
else
#endif
{
// program reception 4 subframes prior to transmission
msg3_prog_subframe = (RA_template->Msg3_subframe + 6)%10;
if (RA_template->Msg3_subframe<4) msg3_prog_frame=(RA_template->Msg3_frame+1023)&1023;
else msg3_prog_frame=RA_template->Msg3_frame;
LOG_I(MAC,"[eNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA %d is active, Msg3 in (%d,%d), programmed in (%d,%d)\n",
module_idP,frameP,subframeP,CC_id,i,RA_template->Msg3_frame,RA_template->Msg3_subframe,
msg3_prog_frame,msg3_prog_subframe);
if ((msg3_prog_frame==frameP) &&
(msg3_prog_subframe==subframeP)) {
LOG_I(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe);
eNB->UL_req[CC_id].sfn_sf = (RA_template->Msg3_frame<<4) + RA_template->Msg3_subframe;
if (RA_template->msg3_round == 0) { // program ULSCH
ul_config_pdu = &ul_req->ul_config_pdu_list[ul_req->number_of_pdus];
memset((void*)ul_config_pdu,0,sizeof(nfapi_ul_config_request_pdu_t));
ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_PDU_TYPE;
ul_config_pdu->pdu_size = (uint8_t)(2+sizeof(nfapi_ul_config_ulsch_pdu));
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.handle = eNB->ul_handle++;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti = RA_template->rnti;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.resource_block_start = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.modulation_type = 2;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.cyclic_shift_2_for_drms = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_enabled_flag = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_bits = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.new_data_indication = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.redundancy_version = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.ul_tx_mode = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.current_tx_nb = 0;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.n_srs = 1;
ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.size = get_TBS_UL(10,ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks);
ul_req->number_of_pdus++;
}
}
else { // program HI
hi_dci0_pdu = &hi_dci0_req->hi_dci0_pdu_list[hi_dci0_req->number_of_dci+hi_dci0_req->number_of_hi];
memset((void*)hi_dci0_pdu,0,sizeof(nfapi_hi_dci0_request_pdu_t));
hi_dci0_pdu->pdu_type = NFAPI_HI_DCI0_HI_PDU_TYPE;
hi_dci0_pdu->pdu_size = 2+sizeof(nfapi_hi_dci0_hi_pdu);
hi_dci0_pdu->hi_pdu.hi_pdu_rel8.resource_block_start = 1; // note this is hard-coded like in fill_rar
hi_dci0_pdu->hi_pdu.hi_pdu_rel8.cyclic_shift_2_for_drms = 0;
hi_dci0_pdu->hi_pdu.hi_pdu_rel8.hi_value = 0;
hi_dci0_req->number_of_hi++;
LOG_I(MAC,"[eNB %d][PUSCH-RA %x] CC_id %d Frame %d subframeP %d Scheduled (PHICH) RA %d (mcs %d, first rb %d, nb_rb %d,round %d)\n",
module_idP,RA_template[i].rnti,CC_id,frameP,subframeP,i,10,
1,1,
RA_template[i].msg3_round-1);
} // PHICH
} // non-BL/CE UE case
} // RA_active = TRUE
} // for RA_processes
} // for CCids
}
void generate_Msg2(module_id_t module_idP,int CC_idP,frame_t frameP,sub_frame_t subframeP,RA_TEMPLATE *RA_template) {
openair2/LAYER2/MAC/rar_tools.c
+5 -5
View File
@@ -163,10 +163,10 @@ unsigned short fill_rar_br(eNB_MAC_INST *eNB,
int N_NB_index;
AssertFatal(1==0,"RAR for BL/CE Still to be finished ...\n");
// Copy the Msg2 narrowband
RA_template->msg34_narrowband = RA_template->msg2_narrowband;
RA_template->msg3_first_rb = ce_level;
RA_template->msg3_nb_rb = 2;
if (ce_level<2) { //CE Level 0,1, CEmodeA
input_buffer_length =6;
@@ -183,7 +183,7 @@ unsigned short fill_rar_br(eNB_MAC_INST *eNB,
ULdelay = 0;
cqireq = 0;
mpdcch_nb_index = 0;
rballoc = mac_computeRIV(6,1+ce_level,1); // one PRB only for UL Grant in position 1+ce_level within Narrowband
rballoc = mac_computeRIV(6,RA_template->msg3_first_rb,RA_template->msg3_nb_rb); // one PRB only for UL Grant in position 1+ce_level within Narrowband
unsigned int buffer = 0;
buffer |= N_NB_index << (16 + (4 - N_NB_index));
buffer |= ((rballoc & 0xFF) << (12 + (4 - N_NB_index)));
@@ -204,8 +204,8 @@ unsigned short fill_rar_br(eNB_MAC_INST *eNB,
rar[3] = (uint8_t)(RA_template->rnti>>8);
rar[4] = (uint8_t)(RA_template->rnti&0xff);
}
LOG_D(MAC,"[RAPROC] Frame %d Generating RAR BR (%02x|%02x.%02x.%02x.%02x.%02x.%02x) for ce_level %d, CRNTI %x,preamble %d/%d,TIMING OFFSET %d\n",
frameP,
LOG_I(MAC,"[RAPROC] Frame %d Subframe %d : Generating RAR BR (%02x|%02x.%02x.%02x.%02x.%02x.%02x) for ce_level %d, CRNTI %x,preamble %d/%d,TIMING OFFSET %d\n",
frameP,subframeP,
*(uint8_t*)rarh,rar[0],rar[1],rar[2],rar[3],rar[4],rar[5],
ce_level,
RA_template->rnti,