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Changes for 20 MHz RRU (dual-thread mode)

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This commit is contained in:
Raymond Knopp
2017-01-03 07:46:36 +01:00
parent 7e4e63ae64
commit 1d331c0bf8
15 changed files with 142 additions and 215 deletions
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targets/RT/USER/lte-enb.c
+18 -10
View File
@@ -286,7 +286,8 @@ void do_OFDM_mod_rt(int subframe,PHY_VARS_eNB *phy_vars_eNB) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_SFGEN , 1 );
slot_offset_F = (subframe<<1)*slot_sizeF;
// compute subframe modulo-2
slot_offset_F = ((subframe&1)<<1)*slot_sizeF;
slot_offset = subframe*phy_vars_eNB->frame_parms.samples_per_tti;
@@ -554,7 +555,7 @@ static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_nam
if ((eNB->do_prach)&&((eNB->node_function != NGFI_RCC_IF4p5)))
eNB->do_prach(eNB,proc->frame_rx,proc->subframe_rx);
phy_procedures_eNB_common_RX(eNB);
phy_procedures_eNB_common_RX(eNB,proc);
// UE-specific RX processing for subframe n
if (eNB->proc_uespec_rx) eNB->proc_uespec_rx(eNB, proc, no_relay );
@@ -864,7 +865,7 @@ void rx_rf(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
unsigned int rxs,txs;
int i;
int tx_sfoffset = 3;//(eNB->single_thread_flag == 1) ? 3 : 3;
openair0_timestamp old_ts;
openair0_timestamp ts,old_ts;
if (proc->first_rx==0) {
@@ -878,7 +879,7 @@ void rx_rf(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
txp[i] = (void*)&eNB->common_vars.txdata[0][i][((proc->subframe_rx+tx_sfoffset)%10)*fp->samples_per_tti];
txs = eNB->rfdevice.trx_write_func(&eNB->rfdevice,
proc->timestamp_rx+(tx_sfoffset*fp->samples_per_tti)-openair0_cfg[0].tx_sample_advance,
proc->timestamp_rx+eNB->ts_offset+(tx_sfoffset*fp->samples_per_tti)-openair0_cfg[0].tx_sample_advance,
txp,
fp->samples_per_tti,
fp->nb_antennas_tx,
@@ -902,26 +903,32 @@ void rx_rf(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
old_ts = proc->timestamp_rx;
rxs = eNB->rfdevice.trx_read_func(&eNB->rfdevice,
&(proc->timestamp_rx),
&ts,
rxp,
fp->samples_per_tti,
fp->nb_antennas_rx);
proc->timestamp_rx = ts-eNB->ts_offset;
if (rxs != fp->samples_per_tti)
LOG_E(PHY,"rx_rf: Asked for %d samples, got %d from USRP\n",fp->samples_per_tti,rxs);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_READ, 0 );
if (proc->first_rx == 1)
if (proc->first_rx == 1) {
eNB->ts_offset = proc->timestamp_rx;
proc->timestamp_rx=0;
}
else {
if (proc->timestamp_rx - old_ts != fp->samples_per_tti) {
LOG_I(PHY,"rx_rf: rfdevice timing drift of %d samples\n",proc->timestamp_rx - old_ts - fp->samples_per_tti);
eNB->ts_offset += (proc->timestamp_rx - old_ts - fp->samples_per_tti);
proc->timestamp_rx = ts-eNB->ts_offset;
}
}
proc->frame_rx = ((proc->timestamp_rx-eNB->ts_offset) / (fp->samples_per_tti*10))&1023;
proc->subframe_rx = ((proc->timestamp_rx-eNB->ts_offset) / fp->samples_per_tti)%10;
proc->frame_rx = (proc->timestamp_rx / (fp->samples_per_tti*10))&1023;
proc->subframe_rx = (proc->timestamp_rx / fp->samples_per_tti)%10;
proc->frame_rx = (proc->frame_rx+proc->frame_offset)&1023;
proc->frame_tx = proc->frame_rx;
if (proc->subframe_rx > 5) proc->frame_tx=(proc->frame_tx+1)&1023;
@@ -1860,8 +1867,8 @@ int start_rf(PHY_VARS_eNB *eNB) {
}
extern void eNB_fep_rru_if5(PHY_VARS_eNB *eNB);
extern void eNB_fep_full(PHY_VARS_eNB *eNB);
extern void eNB_fep_full_2thread(PHY_VARS_eNB *eNB);
extern void eNB_fep_full(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc);
extern void eNB_fep_full_2thread(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc);
extern void do_prach(PHY_VARS_eNB *eNB,int frame,int subframe);
void init_eNB(eNB_func_t node_function[], eNB_timing_t node_timing[],int nb_inst,eth_params_t *eth_params,int single_thread_flag,int wait_for_sync) {
@@ -1933,6 +1940,7 @@ void init_eNB(eNB_func_t node_function[], eNB_timing_t node_timing[],int nb_inst
}
eNB->rfdevice.host_type = RRH_HOST;
eNB->ifdevice.host_type = RRH_HOST;
printf("loading transport interface ...\n");
ret = openair0_transport_load(&eNB->ifdevice, &openair0_cfg[CC_id], (eth_params+CC_id));
printf("openair0_transport_init returns %d for CC_id %d\n",ret,CC_id);
if (ret<0) {
targets/RT/USER/lte-softmodem.c
+18 -18
View File
@@ -1622,35 +1622,34 @@ int main( int argc, char **argv )
PHY_vars_eNB_g[0] = malloc(sizeof(PHY_VARS_eNB*));
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_eNB_g[0][CC_id] = init_lte_eNB(frame_parms[CC_id],0,frame_parms[CC_id]->Nid_cell,abstraction_flag);
PHY_vars_eNB_g[0][CC_id]->CC_id = CC_id;
PHY_vars_eNB_g[0][CC_id] = init_lte_eNB(frame_parms[CC_id],0,frame_parms[CC_id]->Nid_cell,node_function[CC_id],abstraction_flag);
PHY_vars_eNB_g[0][CC_id]->ue_dl_rb_alloc=0x1fff;
PHY_vars_eNB_g[0][CC_id]->target_ue_dl_mcs=target_dl_mcs;
PHY_vars_eNB_g[0][CC_id]->ue_ul_nb_rb=6;
PHY_vars_eNB_g[0][CC_id]->target_ue_ul_mcs=target_ul_mcs;
if (phy_test==1) PHY_vars_eNB_g[0][CC_id]->mac_enabled = 0;
else PHY_vars_eNB_g[0][CC_id]->mac_enabled = 1;
if (PHY_vars_eNB_g[0][CC_id]->mac_enabled == 0) { //set default parameters for testing mode
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_ACK_Index = beta_ACK;
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_RI_Index = beta_RI;
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_CQI_Index = beta_CQI;
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].sr_PUCCH_ResourceIndex = i;
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].sr_ConfigIndex = 7+(i%3);
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].dsr_TransMax = sr_n4;
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_ACK_Index = beta_ACK;
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_RI_Index = beta_RI;
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_CQI_Index = beta_CQI;
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].sr_PUCCH_ResourceIndex = i;
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].sr_ConfigIndex = 7+(i%3);
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].dsr_TransMax = sr_n4;
}
}
compute_prach_seq(&PHY_vars_eNB_g[0][CC_id]->frame_parms.prach_config_common,
PHY_vars_eNB_g[0][CC_id]->frame_parms.frame_type,
PHY_vars_eNB_g[0][CC_id]->X_u);
PHY_vars_eNB_g[0][CC_id]->frame_parms.frame_type,
PHY_vars_eNB_g[0][CC_id]->X_u);
PHY_vars_eNB_g[0][CC_id]->rx_total_gain_dB = (int)rx_gain[CC_id][0];
if (frame_parms[CC_id]->frame_type==FDD) {
PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 0;
}
@@ -1663,7 +1662,7 @@ int main( int argc, char **argv )
PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 624/4;
}
}
NB_eNB_INST=1;
NB_INST=1;
@@ -1843,6 +1842,7 @@ int main( int argc, char **argv )
}
}
else {
printf("Initializing eNB threads\n");
init_eNB(node_function,node_timing,1,eth_params,single_thread_flag,wait_for_sync);
number_of_cards = 1;
targets/RT/USER/rru_if4p5_usrp.gtkw
+5 -119
View File
@@ -1,12 +1,12 @@
[*]
[*] GTKWave Analyzer v3.3.58 (w)1999-2014 BSI
[*] Mon Aug 1 18:43:22 2016
[*] Tue Jan 3 00:00:25 2017
[*]
[dumpfile] "/tmp/openair_dump_eNB.vcd"
[dumpfile_mtime] "Mon Aug 1 18:41:49 2016"
[dumpfile_size] 22622
[savefile] "/home/papillon/openairinterface5g/targets/RT/USER/rru_if4p5_usrp.gtkw"
[timestart] 0
[dumpfile_mtime] "Mon Jan 2 23:59:11 2017"
[dumpfile_size] 93728
[savefile] "/home/uprru1/oai/openairinterface5g/targets/RT/USER/rru_if4p5_usrp.gtkw"
[timestart] 23491157000
[size] 1301 716
[pos] 309 0
*-19.793451 29983948856 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
@@ -20,7 +20,6 @@ functions.trx_write
functions.trx_write_if
functions.send_if4
functions.trx_read_if
@29
functions.recv_if4
@24
variables.trx_ts[63:0]
@@ -43,118 +42,5 @@ variables.subframe_number_TX1_eNB[63:0]
functions.phy_enb_sfgen
functions.phy_eNB_slot_fep
functions.phy_enb_prach_rx
@24
variables.dci_info[63:0]
variables.ue0_BO[63:0]
@420
variables.ue0_BSR[63:0]
variables.ue0_timing_advance[63:0]
@28
functions.macxface_initiate_ra_proc
functions.macxface_terminate_ra_proc
functions.phy_enb_ulsch_msg3
functions.macxface_SR_indication
@420
variables.ue0_SR_ENERGY[63:0]
variables.ue0_SR_THRES[63:0]
@28
functions.phy_enb_ulsch_decoding0
@24
variables.ue0_res0[63:0]
@420
variables.ue0_rssi0[63:0]
variables.ue0_MCS0[63:0]
variables.ue0_RB0[63:0]
@24
variables.ue0_ROUND0[63:0]
variables.ue0_SFN0[63:0]
@28
functions.phy_enb_ulsch_decoding1
@24
variables.ue0_res1[63:0]
@420
variables.ue0_rssi1[63:0]
variables.ue0_MCS1[63:0]
variables.ue0_RB1[63:0]
@24
variables.ue0_ROUND1[63:0]
variables.ue0_SFN1[63:0]
@28
functions.phy_enb_ulsch_decoding2
@24
variables.ue0_res2[63:0]
@420
variables.ue0_rssi2[63:0]
variables.ue0_MCS2[63:0]
variables.ue0_RB2[63:0]
@24
variables.ue0_ROUND2[63:0]
variables.ue0_SFN2[63:0]
@28
functions.phy_enb_ulsch_decoding3
@24
variables.ue0_res3[63:0]
@420
variables.ue0_rssi3[63:0]
variables.ue0_MCS3[63:0]
variables.ue0_RB3[63:0]
@24
variables.ue0_ROUND3[63:0]
variables.ue0_SFN3[63:0]
@28
functions.phy_enb_ulsch_decoding4
@420
variables.ue0_rssi4[63:0]
@24
variables.ue0_res4[63:0]
@420
variables.ue0_MCS4[63:0]
variables.ue0_RB4[63:0]
@24
variables.ue0_ROUND4[63:0]
variables.ue0_SFN4[63:0]
@28
functions.phy_enb_ulsch_decoding5
@24
variables.ue0_res5[63:0]
@420
variables.ue0_rssi5[63:0]
variables.ue0_MCS5[63:0]
variables.ue0_RB5[63:0]
@24
variables.ue0_ROUND5[63:0]
variables.ue0_SFN5[63:0]
@28
functions.phy_enb_ulsch_decoding6
@24
variables.ue0_res6[63:0]
@420
variables.ue0_rssi6[63:0]
variables.ue0_MCS6[63:0]
variables.ue0_RB6[63:0]
@24
variables.ue0_ROUND6[63:0]
variables.ue0_SFN6[63:0]
@28
functions.phy_enb_ulsch_decoding7
@24
variables.ue0_res7[63:0]
@420
variables.ue0_rssi7[63:0]
variables.ue0_MCS7[63:0]
variables.ue0_RB7[63:0]
@24
variables.ue0_ROUND7[63:0]
variables.ue0_SFN7[63:0]
@28
functions.phy_enb_prach_rx
functions.phy_eNB_dlsch_encoding
functions.phy_eNB_dlsch_modulation
functions.phy_eNB_dlsch_scrambling
functions.phy_enb_pdcch_tx
functions.phy_enb_rs_tx
functions.rrc_mac_config_req
functions.rlc_data_req
functions.udp_enb_task
[pattern_trace] 1
[pattern_trace] 0