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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7550 818b1a75-f10b-46b9-bf7c-635c3b92a50f

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This commit is contained in:
Raymond Knopp
2015-06-10 18:11:06 +00:00
parent bb41434fa6
commit bb34f0786b
5 changed files with 125 additions and 69 deletions
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openair1/PHY/LTE_TRANSPORT/dci_tools.c
+2 -2
View File
@@ -3708,10 +3708,10 @@ int generate_ue_dlsch_params_from_dci(uint8_t subframe,
}
// change the mcs limit from 7 to 8, supported by MAC
if (mcs > 10) {
/* if (mcs > 10) {
LOG_E(PHY,"Format 1A: subframe %d unlikely mcs for format 1A (%d), TPC %d rv %d\n",subframe,mcs,TPC,rv);
return(-1);
}
}*/
if ((rnti==si_rnti) || (rnti==p_rnti) || (rnti==ra_rnti)) { //
if (dlsch0_harq->round == 4) {
openair1/PHY/LTE_TRANSPORT/prach.c
+1 -1
View File
@@ -592,7 +592,7 @@ int32_t generate_prach( PHY_VARS_UE *phy_vars_ue, uint8_t eNB_id, uint8_t subfra
#ifdef BIT8_TX
prach_start = ((subframe*phy_vars_ue->lte_frame_parms.samples_per_tti)<<1)-phy_vars_ue->N_TA_offset;
#else
#ifdef EXMIMO
#if defined(EXMIMO) || defined(OAI_USRP)
prach_start = (phy_vars_ue->rx_offset+subframe*phy_vars_ue->lte_frame_parms.samples_per_tti-openair_daq_vars.timing_advance-phy_vars_ue->N_TA_offset);
if (prach_start<0)
openair1/PHY/defs.h
+1 -1
View File
@@ -127,7 +127,7 @@ static inline void* malloc16_clear( size_t size )
#define NB_BANDS_MAX 8
typedef enum {normal_txrx=0,rx_calib_ue=1,rx_calib_ue_med=2,rx_calib_ue_byp=3,debug_prach=4,no_L2_connect=5} runmode_t;
typedef enum {normal_txrx=0,rx_calib_ue=1,rx_calib_ue_med=2,rx_calib_ue_byp=3,debug_prach=4,no_L2_connect=5,calib_prach_tx=6} runmode_t;
enum transmission_access_mode {
NO_ACCESS=0,
openair1/SCHED/defs.h
+1 -1
View File
@@ -431,7 +431,7 @@ int32_t remove_ue(uint16_t rnti, PHY_VARS_eNB *phy_vars_eNB,uint8_t abstraction_
void process_timing_advance(module_id_t Mod_id,uint8_t CC_id,int16_t timing_advance);
void process_timing_advance_rar(PHY_VARS_UE *phy_vars_ue,uint16_t timing_advance);
unsigned int get_tx_amp(int gain_dBm, int gain_max_dBm);
unsigned int get_tx_amp(int power_dBm, int power_max_dBm, int N_RB_UL, int nb_rb);
void phy_reset_ue(module_id_t Mod_id,uint8_t CC_id,uint8_t eNB_index);
openair1/SCHED/phy_procedures_lte_ue.c
+120 -64
View File
@@ -194,20 +194,67 @@ void dump_dlsch_SI(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t subframe)
}
#if defined(EXMIMO) || defined(OAI_USRP)
unsigned int prach_gain_table[31] = {100,112,126,141,158,178,200,224,251,282,316,359,398,447,501,562,631,708,794,891,1000,1122,1258,1412,1585,1778,1995,2239,2512,2818,3162};
unsigned int get_tx_amp(int power_dBm, int power_max_dBm)
//unsigned int gain_table[31] = {100,112,126,141,158,178,200,224,251,282,316,359,398,447,501,562,631,708,794,891,1000,1122,1258,1412,1585,1778,1995,2239,2512,2818,3162};
/*
unsigned int get_tx_amp_prach(int power_dBm, int power_max_dBm, int N_RB_UL)
{
int gain_dB = power_dBm - power_max_dBm;
int amp_x_100;
switch (N_RB_UL) {
case 6:
amp_x_100 = AMP; // PRACH is 6 PRBS so no scale
break;
case 15:
amp_x_100 = 158*AMP; // 158 = 100*sqrt(15/6)
break;
case 25:
amp_x_100 = 204*AMP; // 204 = 100*sqrt(25/6)
break;
case 50:
amp_x_100 = 286*AMP; // 286 = 100*sqrt(50/6)
break;
case 75:
amp_x_100 = 354*AMP; // 354 = 100*sqrt(75/6)
break;
case 100:
amp_x_100 = 408*AMP; // 408 = 100*sqrt(100/6)
break;
default:
LOG_E(PHY,"Unknown PRB size %d\n",N_RB_UL);
mac_xface->macphy_exit("");
break;
}
if (gain_dB < -30) {
return(AMP/32);
return(amp_x_100/3162);
} else if (gain_dB>0)
return(AMP);
return(amp_x_100);
else
return(100*AMP/prach_gain_table[-gain_dB]);
return(amp_x_100/gain_table[-gain_dB]); // 245 corresponds to the factor sqrt(25/6)
}
*/
unsigned int get_tx_amp(int power_dBm, int power_max_dBm, int N_RB_UL, int nb_rb)
{
int gain_dB = power_dBm - power_max_dBm;
double gain_lin;
if (gain_dB < -30)
return(AMP/32);
gain_lin = pow(10,.1*gain_dB);
if ((nb_rb >0) && (nb_rb <= N_RB_UL)) {
return((int)(AMP*sqrt(gain_lin*N_RB_UL/(double)nb_rb)));
}
else {
LOG_E(PHY,"Illegal nb_rb/N_RB_UL combination (%d/%d)\n",nb_rb,N_RB_UL);
mac_xface->macphy_exit("");
}
return(0);
}
#endif
void dump_dlsch_ra(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t subframe)
@@ -628,6 +675,7 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#ifndef OPENAIR2
int i;
#endif
int tx_amp;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_UE_TX,VCD_FUNCTION_IN);
@@ -927,38 +975,33 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#else
phy_vars_ue->tx_power_dBm = UE_TX_POWER;
#endif
phy_vars_ue->tx_total_RE = phy_vars_ue->ulsch_ue[eNB_id]->harq_processes[harq_pid]->nb_rb*12;
LOG_D(PHY,"[UE %d][PUSCH %d] Frame %d subframe %d, generating PUSCH, Po_PUSCH: %d dBm, amp %d\n",
Mod_id,harq_pid,frame_tx,subframe_tx,phy_vars_ue->tx_power_dBm,
phy_vars_ue->tx_total_RE = nb_rb*12;
#if defined(EXMIMO) || defined(OAI_USRP)
get_tx_amp(phy_vars_ue->tx_power_dBm,phy_vars_ue->tx_power_max_dBm)
tx_amp = get_tx_amp(phy_vars_ue->tx_power_dBm,
phy_vars_ue->tx_power_max_dBm,
phy_vars_ue->lte_frame_parms.N_RB_UL,
nb_rb);
#else
AMP
tx_amp = AMP;
#endif
);
LOG_I(PHY,"[UE %d][PUSCH %d] Frame %d subframe %d, generating PUSCH, Po_PUSCH: %d dBm, amp %d\n",
Mod_id,harq_pid,frame_tx,subframe_tx,phy_vars_ue->tx_power_dBm, tx_amp);
start_meas(&phy_vars_ue->ulsch_modulation_stats);
ulsch_modulation(phy_vars_ue->lte_ue_common_vars.txdataF,
#if defined(EXMIMO) || defined(OAI_USRP)
get_tx_amp(phy_vars_ue->tx_power_dBm,phy_vars_ue->tx_power_max_dBm),
#else
AMP,
#endif
tx_amp,
frame_tx,
subframe_tx,
&phy_vars_ue->lte_frame_parms,
phy_vars_ue->ulsch_ue[eNB_id]);
#if defined(EXMIMO) || defined(OAI_USRP)
for (aa=0; aa<1/*frame_parms->nb_antennas_tx*/; aa++)
generate_drs_pusch(phy_vars_ue,eNB_id,get_tx_amp(phy_vars_ue->tx_power_dBm,phy_vars_ue->tx_power_max_dBm),subframe_tx,first_rb,nb_rb,aa);
#else
for (aa=0; aa<1/*frame_parms->nb_antennas_tx*/; aa++)
generate_drs_pusch(phy_vars_ue,eNB_id,AMP,subframe_tx,first_rb,nb_rb,aa);
#endif
generate_drs_pusch(phy_vars_ue,
eNB_id,
tx_amp,
subframe_tx,
first_rb,
nb_rb,
aa);
stop_meas(&phy_vars_ue->ulsch_modulation_stats);
}
@@ -1030,38 +1073,37 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#endif
phy_vars_ue->tx_total_RE = 12;
#if defined(EXMIMO) || defined(OAI_USRP)
tx_amp = get_tx_amp(Po_PUCCH,
phy_vars_ue->tx_power_max_dBm,
phy_vars_ue->lte_frame_parms.N_RB_UL,
1);
#else
tx_amp = AMP;
#endif
if (SR_payload>0) {
LOG_D(PHY,"[UE %d][SR %x] Frame %d subframe %d Generating PUCCH 1a/1b payload %d,%d (with SR for PUSCH), n1_pucch %d, Po_PUCCH, amp %d\n",
LOG_D(PHY,"[UE %d][SR %x] Frame %d subframe %d Generating PUCCH 1a/1b payload %d,%d (with SR for PUSCH), n1_pucch %d, Po_PUCCH, amp %d\n",
Mod_id,
phy_vars_ue->dlsch_ue[eNB_id][0]->rnti,
frame_tx, subframe_tx,
pucch_ack_payload[0],pucch_ack_payload[1],
phy_vars_ue->scheduling_request_config[eNB_id].sr_PUCCH_ResourceIndex,
Po_PUCCH,
#if defined(EXMIMO) || defined(OAI_USRP)
get_tx_amp(Po_PUCCH,phy_vars_ue->tx_power_max_dBm)
#else
AMP
#endif
);
Po_PUCCH,
tx_amp);
} else {
LOG_D(PHY,"[UE %d][PDSCH %x] Frame %d subframe %d Generating PUCCH 1a/1b, n1_pucch %d, b[0]=%d,b[1]=%d (SR_Payload %d), Po_PUCCH %d, amp %d\n",
Mod_id,
phy_vars_ue->dlsch_ue[eNB_id][0]->rnti,
frame_tx, subframe_tx,
frame_tx, subframe_tx,
n1_pucch,pucch_ack_payload[0],pucch_ack_payload[1],SR_payload,
Po_PUCCH,
#if defined(EXMIMO) || defined(OAI_USRP)
get_tx_amp(Po_PUCCH,phy_vars_ue->tx_power_max_dBm)
#else
AMP
#endif
);
}
tx_amp);
}
if (abstraction_flag == 0) {
generate_pucch(phy_vars_ue->lte_ue_common_vars.txdataF,
generate_pucch(phy_vars_ue->lte_ue_common_vars.txdataF,
&phy_vars_ue->lte_frame_parms,
phy_vars_ue->ncs_cell,
format,
@@ -1070,12 +1112,8 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
0, // n2_pucch
1, // shortened format
pucch_ack_payload,
#if defined(EXMIMO) || defined(OAI_USRP)
get_tx_amp(Po_PUCCH,phy_vars_ue->tx_power_max_dBm),
#else
AMP,
#endif
subframe_tx);
tx_amp,
subframe_tx);
} else {
#ifdef PHY_ABSTRACTION
@@ -1098,6 +1136,14 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#endif
phy_vars_ue->tx_total_RE = 12;
#if defined(EXMIMO) || defined(OAI_USRP)
tx_amp = get_tx_amp(Po_PUCCH,
phy_vars_ue->tx_power_max_dBm,
phy_vars_ue->lte_frame_parms.N_RB_UL,
1);
#else
tx_amp = AMP;
#endif
LOG_D(PHY,"[UE %d][SR %x] Frame %d subframe %d Generating PUCCH 1 (SR for PUSCH), n1_pucch %d, Po_PUCCH %d\n",
Mod_id,
phy_vars_ue->dlsch_ue[eNB_id][0]->rnti,
@@ -1116,11 +1162,7 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
0, // n2_pucch
1, // shortened format
pucch_ack_payload, // this is ignored anyway, we just need a pointer
#if defined(EXMIMO) || defined(OAI_USRP)
get_tx_amp(Po_PUCCH,phy_vars_ue->tx_power_max_dBm),
#else
AMP,
#endif
tx_amp,
subframe_tx);
} else {
LOG_D(PHY,"Calling generate_pucch_emul ...\n");
@@ -1323,7 +1365,6 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
subframe_tx);
// LOG_I(PHY,"Got prach_resources for eNB %d address %d, RRCCommon %d\n",eNB_id,phy_vars_ue->prach_resources[eNB_id],UE_mac_inst[Mod_id].radioResourceConfigCommon);
}
#endif
if (phy_vars_ue->prach_resources[eNB_id]!=NULL) {
@@ -1338,7 +1379,7 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#endif
if (abstraction_flag == 0) {
LOG_D(PHY,"[UE %d][RAPROC] Frame %d, Subframe %d : Generating PRACH, preamble %d, TARGET_RECEIVED_POWER %d dBm, PRACH TDD Resource index %d, RA-RNTI %d\n",
LOG_I(PHY,"[UE %d][RAPROC] Frame %d, Subframe %d : Generating PRACH, preamble %d, TARGET_RECEIVED_POWER %d dBm, PRACH TDD Resource index %d, RA-RNTI %d\n",
Mod_id,
frame_tx,
subframe_tx,
@@ -1348,7 +1389,12 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
phy_vars_ue->prach_resources[eNB_id]->ra_RNTI);
#ifdef OPENAIR2
phy_vars_ue->tx_power_dBm = phy_vars_ue->prach_resources[eNB_id]->ra_PREAMBLE_RECEIVED_TARGET_POWER+get_PL(Mod_id,CC_id,eNB_id);
if (mode != calib_prach_tx)
phy_vars_ue->tx_power_dBm = phy_vars_ue->prach_resources[eNB_id]->ra_PREAMBLE_RECEIVED_TARGET_POWER+get_PL(Mod_id,CC_id,eNB_id);
else {
phy_vars_ue->tx_power_dBm = phy_vars_ue->tx_power_max_dBm;
phy_vars_ue->prach_resources[eNB_id]->ra_PreambleIndex = 19;
}
#else
phy_vars_ue->tx_power_dBm = UE_TX_POWER;
#endif
@@ -1356,12 +1402,17 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
phy_vars_ue->tx_total_RE = 96;
#if defined(EXMIMO) || defined(OAI_USRP)
phy_vars_ue->lte_ue_prach_vars[eNB_id]->amp = get_tx_amp(phy_vars_ue->tx_power_dBm,phy_vars_ue->tx_power_max_dBm);
phy_vars_ue->lte_ue_prach_vars[eNB_id]->amp = get_tx_amp(phy_vars_ue->tx_power_dBm,
phy_vars_ue->tx_power_max_dBm,
phy_vars_ue->lte_frame_parms.N_RB_UL,
6);
#else
phy_vars_ue->lte_ue_prach_vars[eNB_id]->amp = AMP;
#endif
LOG_D(PHY,"[UE %d][RAPROC] Frame %d, Subframe %d : PRACH TX power %d dBm, amp %d\n",Mod_id,phy_vars_ue->frame_rx,phy_vars_ue->slot_tx>>1,phy_vars_ue->tx_power_dBm,
phy_vars_ue->lte_ue_prach_vars[eNB_id]->amp);
if ((mode == calib_prach_tx) && (((phy_vars_ue->frame_tx&0xfffe)%100)==0))
LOG_I(PHY,"[UE %d][RAPROC] Frame %d, Subframe %d : PRACH TX power %d dBm, amp %d\n",Mod_id,phy_vars_ue->frame_rx,phy_vars_ue->slot_tx>>1,phy_vars_ue->tx_power_dBm,
phy_vars_ue->lte_ue_prach_vars[eNB_id]->amp);
// start_meas(&phy_vars_ue->tx_prach);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_GENERATE_PRACH, VCD_FUNCTION_IN);
@@ -1391,8 +1442,12 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
phy_vars_ue->prach_resources[eNB_id]->ra_PREAMBLE_RECEIVED_TARGET_POWER+get_PL(Mod_id,CC_id,eNB_id),
get_PL(Mod_id,CC_id,eNB_id));
}
}
}
// if we're calibrating the PRACH kill the pointer to its resources so that the RA protocol doesn't continue
if (mode == calib_prach_tx)
phy_vars_ue->prach_resources[eNB_id]=NULL;
LOG_D(PHY,"[UE %d] frame %d subframe %d : generate_prach %d, prach_cnt %d\n",
Mod_id,frame_tx,subframe_tx,phy_vars_ue->generate_prach,phy_vars_ue->prach_cnt);
@@ -1450,7 +1505,7 @@ void lte_ue_measurement_procedures(uint16_t l, PHY_VARS_UE *phy_vars_ue,uint8_t
// exmimo_config_t *p_exmimo_config = openair0_exmimo_pci[0].exmimo_config_ptr;
// int aa;
#endif
int Mod_id=phy_vars_ue->Mod_id;
int slot_rx = phy_vars_ue->slot_rx;
int subframe_rx = slot_rx>>1;
@@ -2180,6 +2235,7 @@ int lte_ue_pdcch_procedures(uint8_t eNB_id,PHY_VARS_UE *phy_vars_ue,uint8_t abst
else if ((phy_vars_ue->prach_resources[eNB_id]) &&
(dci_alloc_rx[i].rnti == phy_vars_ue->prach_resources[eNB_id]->ra_RNTI) &&
(dci_alloc_rx[i].format == format1A)) {
#ifdef DEBUG_PHY_PROC
LOG_D(PHY,"[UE %d][RAPROC] subframe %d: Found RA rnti %x, format 1A, dci_cnt %d\n",phy_vars_ue->Mod_id,subframe_rx,dci_alloc_rx[i].rnti,i);