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debugging with AW2S RRU. Added statistics for ULSCH/UCI in PHY and MAC.

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This commit is contained in:
Raymond Knopp
2020-12-24 16:10:03 +01:00
parent f659694eab
commit 7185b95591
32 changed files with 635 additions and 352 deletions
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cmake_targets/CMakeLists.txt
+6
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@@ -2863,6 +2863,8 @@ add_executable(lte-softmodem
${OPENAIR3_DIR}/NAS/UE/nas_ue_task.c
${OPENAIR_DIR}/common/utils/utils.c
${OPENAIR_DIR}/common/utils/system.c
${OPENAIR_DIR}/common/utils/lte/ue_power.c
${OPENAIR_DIR}/common/utils/lte/prach_utils.c
${GTPU_need_ITTI}
${XFORMSINTERFACE_SOURCE}
${T_SOURCE}
@@ -2904,6 +2906,8 @@ add_executable(ocp-enb
${OPENAIR3_DIR}/NAS/UE/nas_ue_task.c
${OPENAIR_DIR}/common/utils/utils.c
${OPENAIR_DIR}/common/utils/system.c
${OPENAIR_DIR}/common/utils/lte/ue_power.c
${OPENAIR_DIR}/common/utils/lte/prach_utils.c
${GTPU_need_ITTI}
${XFORMSINTERFACE_SOURCE}
${T_SOURCE}
@@ -2970,6 +2974,8 @@ add_executable(lte-uesoftmodem
${OPENAIR3_DIR}/NAS/UE/nas_ue_task.c
${OPENAIR_DIR}/common/utils/utils.c
${OPENAIR_DIR}/common/utils/system.c
${OPENAIR_DIR}/common/utils/lte/ue_power.c
${OPENAIR_DIR}/common/utils/lte/prach_utils.c
${XFORMSINTERFACE_SOURCE}
${T_SOURCE}
${CONFIG_SOURCES}
common/utils/lte/ue_power.c
+108
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@@ -0,0 +1,108 @@
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file ue_power.c
* \brief Routines to compute UE TX power according to 36.213
* \author R. Knopp, F. Kaltenberger
* \date 2020
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr
* \note
* \warning
*/
#include <stdint.h>
#include <stdio.h>
#include "PHY/defs_eNB.h"
#include "PHY/TOOLS/dB_routines.h"
extern int16_t hundred_times_delta_TF[100];
extern uint16_t hundred_times_log10_NPRB[100];
int16_t estimate_ue_tx_power(int norm,uint32_t tbs, uint32_t nb_rb, uint8_t control_only, int ncp, uint8_t use_srs)
{
/// The payload + CRC size in bits, "B"
uint32_t B;
/// Number of code segments
uint32_t C;
/// Number of "small" code segments
uint32_t Cminus;
/// Number of "large" code segments
uint32_t Cplus;
/// Number of bits in "small" code segments (<6144)
uint32_t Kminus;
/// Number of bits in "large" code segments (<6144)
uint32_t Kplus;
/// Total number of bits across all segments
uint32_t sumKr;
/// Number of "Filler" bits
uint32_t F;
// num resource elements
uint32_t num_re=0.0;
// num symbols
uint32_t num_symb=0.0;
/// effective spectral efficiency of the PUSCH
uint32_t MPR_x100=0;
/// beta_offset
uint16_t beta_offset_pusch_x8=8;
/// delta mcs
float delta_mcs=0.0;
/// bandwidth factor
float bw_factor=0.0;
B= tbs+24;
lte_segmentation(NULL,
NULL,
B,
&C,
&Cplus,
&Cminus,
&Kplus,
&Kminus,
&F);
sumKr = Cminus*Kminus + Cplus*Kplus;
num_symb = 12-(ncp<<1)-(use_srs==0?0:1);
num_re = num_symb * nb_rb * 12;
if (num_re == 0)
return(0);
MPR_x100 = 100*sumKr/num_re;
if (control_only == 1 )
beta_offset_pusch_x8=8; // fixme
//(beta_offset_pusch_x8=ue->ulsch[eNB_id]->harq_processes[harq_pid]->control_only == 1) ? ue->ulsch[eNB_id]->beta_offset_cqi_times8:8;
// if deltamcs_enabledm
delta_mcs = ((hundred_times_delta_TF[MPR_x100/6]+10*dB_fixed_times10((beta_offset_pusch_x8)>>3))/100.0);
bw_factor = (norm!=0) ? 0 : (hundred_times_log10_NPRB[nb_rb-1]/100.0);
LOG_D(PHY,"estimated ue tx power %d (num_re %d, sumKr %d, mpr_x100 %d, delta_mcs %f, bw_factor %f)\n",
(int16_t)ceil(delta_mcs + bw_factor), num_re, sumKr, MPR_x100, delta_mcs, bw_factor);
return (int16_t)ceil(delta_mcs + bw_factor);
}
common/utils/lte/ue_power.h
+34
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@@ -0,0 +1,34 @@
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file ue_power.h
* \brief support routines used in MAC and PHY
* \author R. Knopp, F. Kaltenberger
* \date 2020
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr
* \note
* \warning
*/
int16_t estimate_ue_tx_power(int norm,uint32_t tbs, uint32_t nb_rb, uint8_t control_only, lte_prefix_type_t ncp, uint8_t use_srs);
openair1/PHY/LTE_ESTIMATION/lte_adjust_sync_eNB.c
+2 -6
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@@ -118,8 +118,8 @@ int lte_est_timing_advance_pusch(LTE_DL_FRAME_PARMS *frame_parms,
int temp, i, aa, max_pos=0, max_val=0;
short Re,Im;
uint8_t cyclic_shift = 0;
int sync_pos = (frame_parms->ofdm_symbol_size-cyclic_shift*frame_parms->ofdm_symbol_size/12)%(frame_parms->ofdm_symbol_size);
// uint8_t cyclic_shift = 0;
int sync_pos = 0;//(frame_parms->ofdm_symbol_size-cyclic_shift*frame_parms->ofdm_symbol_size/12)%(frame_parms->ofdm_symbol_size);
AssertFatal(frame_parms->ofdm_symbol_size > 127,"frame_parms->ofdm_symbol_size %d<128\n",frame_parms->ofdm_symbol_size);
AssertFatal(frame_parms->nb_antennas_rx >0 && frame_parms->nb_antennas_rx<3,"frame_parms->nb_antennas_rx %d not in [0,1]\n",
@@ -142,9 +142,5 @@ int lte_est_timing_advance_pusch(LTE_DL_FRAME_PARMS *frame_parms,
if (max_pos>frame_parms->ofdm_symbol_size/2)
max_pos = max_pos-frame_parms->ofdm_symbol_size;
//#ifdef DEBUG_PHY
LOG_D(PHY,"max_pos = %d, sync_pos=%d\n",max_pos,sync_pos);
//#endif //DEBUG_PHY
return max_pos - sync_pos;
}
openair1/PHY/LTE_TRANSPORT/dci_tools.c
+2 -2
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@@ -476,7 +476,7 @@ void fill_dci_and_dlsch(PHY_VARS_eNB *eNB,
((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->harq_pid = rel8->harq_process;
((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->dai = rel8->downlink_assignment_index;
((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->padding = 0;
// printf("TDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
LOG_D(PHY,"TDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",rel8->mcs_1,rel8->resource_block_coding,rel8->redundancy_version_1,NPRB);
} else {
dci_alloc->dci_length = sizeof_DCI1A_20MHz_FDD_t;
((DCI1A_20MHz_FDD_t *)dci_pdu)->type = 1;
@@ -535,7 +535,7 @@ void fill_dci_and_dlsch(PHY_VARS_eNB *eNB,
dlsch0->harq_mask |= (1 << rel8->harq_process);
if (rel8->rnti_type == 1) LOG_D(PHY,"DCI 1A: round %d, mcs %d, TBS %d, rballoc %x, rv %d, rnti %x, harq process %d\n",dlsch0_harq->round,rel8->mcs_1,dlsch0_harq->TBS,rel8->resource_block_coding,
if (rel8->rnti != SI_RNTI) LOG_I(PHY,"DCI 1A: round %d, mcs %d, TBS %d, rballoc %x, rv %d, rnti %x, harq process %d\n",dlsch0_harq->round,rel8->mcs_1,dlsch0_harq->TBS,rel8->resource_block_coding,
rel8->redundancy_version_1,rel8->rnti,rel8->harq_process);
break;
openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
+1
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@@ -360,6 +360,7 @@ int dlsch_encoding(PHY_VARS_eNB *eNB,
proc->nbEncode=0;
// if (hadlsch->Ndi == 1) { // this is a new packet
if (hadlsch->round == 0) { // this is a new packet
// Add 24-bit crc (polynomial A) to payload
openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
+2 -4
View File
@@ -2375,16 +2375,14 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
for (l=num_pdcch_symbols; l<nsymb; l++) {
if (dlsch0 != NULL ) {
#ifdef DEBUG_DLSCH_MODULATION
LOG_I(PHY,"Generating DLSCH (harq_pid %d,mimo %d, pmi_alloc0 %lx, mod0 %d, mod1 %d, rb_alloc[0] %d)\n",
harq_pid,
LOG_D(PHY,"Generating DLSCH (num_pdcch_symb %d harq_pid %d,mimo %d, pmi_alloc0 %lx, mod0 %d, mod1 %d, rb_alloc[0] %x)\n",
num_pdcch_symbols,harq_pid,
dlsch0_harq->mimo_mode,
pmi2hex_2Ar2(dlsch0_harq->pmi_alloc),
mod_order0,
mod_order1,
rb_alloc[0]
);
#endif
}
if (frame_parms->Ncp==0) { // normal prefix
openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c
-3
View File
@@ -113,9 +113,6 @@ void dlsch_scrambling(LTE_DL_FRAME_PARMS *frame_parms,
x2 = ((Ns>>1)<<9) + frame_parms->Nid_cell_mbsfn; //this is c_init in 36.211 Sec 6.3.1 for PMCH
}
#ifdef DEBUG_SCRAMBLING
printf("scrambling: i0 %d rnti %x, q %d, Ns %d, Nid_cell %d, G %d x2 %x\n",dlsch->i0,dlsch->rnti,q,Ns,frame_parms->Nid_cell, G, x2);
#endif
s = lte_gold_generic(&x1, &x2, 1);
for (n=0; n<(1+(G>>5)); n++) {
openair1/PHY/LTE_TRANSPORT/if5_tools.c
+1 -1
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@@ -1469,7 +1469,7 @@ void recv_IF5(RU_t *ru, openair0_timestamp *proc_timestamp, int subframe, uint16
// HYPOTHESIS: first packet per subframe has lowest timestamp of subframe
// should detect out of order and act accordingly ....
AssertFatal(aid==0 || aid==1,"aid %d != 0 or 1\n",aid);
//LOG_I(PHY,"rxp[%d] %p, dest %p, offset %d (%lld,%lld)\n",aid,rxp[aid],rxp[aid]+(timestamp[packet_id]-timestamp[0]),(timestamp[packet_id]-timestamp[0]),timestamp[packet_id],timestamp[0]);
LOG_D(PHY,"rxp[%d] %p, dest %p, offset %d (%lld,%lld)\n",aid,rxp[aid],rxp[aid]+(timestamp[packet_id]-timestamp[0]),(int)(timestamp[packet_id]-timestamp[0]),timestamp[packet_id],timestamp[0]);
memcpy((void*)(rxp[aid]+(timestamp[packet_id]-timestamp[0])),
(void*)temp_rx,
spp_eth<<2);
openair1/PHY/LTE_TRANSPORT/prach.c
+21 -10
View File
@@ -40,6 +40,7 @@
#include "prach_extern.h"
#include <openair1/PHY/LTE_TRANSPORT/transport_proto.h>
#include <executables/split_headers.h>
#include "common/utils/lte/prach_utils.h"
void rx_prach0(PHY_VARS_eNB *eNB,
RU_t *ru,
@@ -112,7 +113,7 @@ void rx_prach0(PHY_VARS_eNB *eNB,
prach_ConfigIndex = fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[ce_level];
Ncs_config = fp->prach_emtc_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig;
restricted_set = fp->prach_emtc_config_common.prach_ConfigInfo.highSpeedFlag;
n_ra_prb = get_prach_prb_offset(fp,prach_ConfigIndex,
n_ra_prb = get_prach_prb_offset(fp->frame_type,fp->tdd_config,fp->N_RB_UL,fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[ce_level],
fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[ce_level],
tdd_mapindex,Nf);
// update pointers to results for ce_level
@@ -124,7 +125,7 @@ void rx_prach0(PHY_VARS_eNB *eNB,
prach_ConfigIndex = fp->prach_config_common.prach_ConfigInfo.prach_ConfigIndex;
Ncs_config = fp->prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig;
restricted_set = fp->prach_config_common.prach_ConfigInfo.highSpeedFlag;
n_ra_prb = get_prach_prb_offset(fp,prach_ConfigIndex,
n_ra_prb = get_prach_prb_offset(fp->frame_type,fp->tdd_config,fp->N_RB_UL,fp->prach_config_common.prach_ConfigInfo.prach_ConfigIndex,
fp->prach_config_common.prach_ConfigInfo.prach_FreqOffset,
tdd_mapindex,Nf);
}
@@ -140,7 +141,7 @@ void rx_prach0(PHY_VARS_eNB *eNB,
rxsigF = eNB->prach_vars_br.rxsigF[ce_level];
if (LOG_DEBUGFLAG(PRACH)) {
if (((frame_prach)&1023) < 20) LOG_I(PHY,
if (((frame_prach)&1023) < 20) LOG_D(PHY,
"PRACH (eNB) : running rx_prach (br_flag %d, ce_level %d) for frame %d subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d, rootSequenceIndex %d, repetition number %d,numRepetitionsPrePreambleAttempt %d\n",
br_flag,ce_level,frame_prach,subframe,
fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[ce_level],
@@ -153,24 +154,24 @@ void rx_prach0(PHY_VARS_eNB *eNB,
prachF = eNB->prach_vars.prachF;
rxsigF = eNB->prach_vars.rxsigF[0];
if (LOG_DEBUGFLAG(PRACH)) {
if (((frame_prach)&1023) < 20) LOG_I(PHY,"PRACH (eNB) : running rx_prach for subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d , rootSequenceIndex %d\n", subframe,
//if (LOG_DEBUGFLAG(PRACH)) {
if (((frame_prach)&1023) < 20) LOG_D(PHY,"PRACH (eNB) : running rx_prach for subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d , rootSequenceIndex %d\n", subframe,
fp->prach_config_common.prach_ConfigInfo.prach_FreqOffset,prach_ConfigIndex,rootSequenceIndex);
}
//}
}
} else {
if (br_flag == 1) {
rxsigF = ru->prach_rxsigF_br[ce_level];
if (LOG_DEBUGFLAG(PRACH)) {
if (((frame_prach)&1023) < 20) LOG_I(PHY,"PRACH (RU) : running rx_prach (br_flag %d, ce_level %d) for frame %d subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d\n",
if (((frame_prach)&1023) < 20) LOG_D(PHY,"PRACH (RU) : running rx_prach (br_flag %d, ce_level %d) for frame %d subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d\n",
br_flag,ce_level,frame_prach,subframe,fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[ce_level],prach_ConfigIndex);
}
} else {
rxsigF = ru->prach_rxsigF[0];
if (LOG_DEBUGFLAG(PRACH)) {
if (((frame_prach)&1023) < 20) LOG_I(PHY,"PRACH (RU) : running rx_prach for subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d\n",
if (((frame_prach)&1023) < 20) LOG_D(PHY,"PRACH (RU) : running rx_prach for subframe %d, prach_FreqOffset %d, prach_ConfigIndex %d\n",
subframe,fp->prach_config_common.prach_ConfigInfo.prach_FreqOffset,prach_ConfigIndex);
}
}
@@ -299,11 +300,13 @@ void rx_prach0(PHY_VARS_eNB *eNB,
case 6:
if (prach_fmt == 4) {
dft(DFT_256,prach2,rxsigF[aa],1);
fft_size=256;
} else {
dft(DFT_1536,prach2,rxsigF[aa],1);
if (prach_fmt>1)
dft(DFT_1536,prach2+3072,rxsigF[aa]+3072,1);
fft_size=1536;
}
break;
@@ -311,13 +314,14 @@ void rx_prach0(PHY_VARS_eNB *eNB,
case 15:
if (prach_fmt == 4) {
dft(DFT_256,prach2,rxsigF[aa],1);
fft_size=256;
} else {
dft(DFT_3072,prach2,rxsigF[aa],1);
if (prach_fmt>1)
dft(DFT_3072,prach2+6144,rxsigF[aa]+6144,1);
}
fft_size=3072;
break;
case 25:
@@ -339,11 +343,13 @@ void rx_prach0(PHY_VARS_eNB *eNB,
case 50:
if (prach_fmt == 4) {
dft(DFT_2048,prach2,rxsigF[aa],1);
fft_size=2048;
} else {
dft(DFT_12288,prach2,rxsigF[aa],1);
if (prach_fmt>1)
dft(DFT_12288,prach2+24576,rxsigF[aa]+24576,1);
fft_size=12288;
}
break;
@@ -351,11 +357,13 @@ void rx_prach0(PHY_VARS_eNB *eNB,
case 75:
if (prach_fmt == 4) {
dft(DFT_3072,prach2,rxsigF[aa],1);
fft_size=3072;
} else {
dft(DFT_18432,prach2,rxsigF[aa],1);
if (prach_fmt>1)
dft(DFT_18432,prach2+36864,rxsigF[aa]+36864,1);
fft_size=18432;
}
break;
@@ -364,20 +372,24 @@ void rx_prach0(PHY_VARS_eNB *eNB,
if (fp->threequarter_fs==0) {
if (prach_fmt == 4) {
dft(DFT_4096,prach2,rxsigF[aa],1);
fft_size=2048;
} else {
dft(DFT_24576,prach2,rxsigF[aa],1);
if (prach_fmt>1)
dft(DFT_24576,prach2+49152,rxsigF[aa]+49152,1);
fft_size=24576;
}
} else {
if (prach_fmt == 4) {
dft(DFT_3072,prach2,rxsigF[aa],1);
fft_size=3072;
} else {
dft(DFT_18432,prach2,rxsigF[aa],1);
if (prach_fmt>1)
dft(DFT_18432,prach2+36864,rxsigF[aa]+36864,1);
fft_size=18432;
}
}
@@ -547,7 +559,6 @@ void rx_prach0(PHY_VARS_eNB *eNB,
}
log2_ifft_size = 10;
fft_size = 6144;
if (new_dft == 1) {
new_dft = 0;
openair1/PHY/LTE_TRANSPORT/prach_common.c
+9 -5
View File
@@ -34,7 +34,7 @@
#include "PHY/phy_extern.h"
#include "PHY/phy_extern_ue.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#include "common/utils/lte/prach_utils.h"
uint16_t NCS_unrestricted[16] = {0,13,15,18,22,26,32,38,46,59,76,93,119,167,279,419};
uint16_t NCS_restricted[15] = {15,18,22,26,32,38,46,55,68,82,100,128,158,202,237}; // high-speed case
@@ -44,6 +44,9 @@ int16_t ru[2*839]; // quantized roots of unity
uint32_t ZC_inv[839]; // multiplicative inverse for roots u
uint16_t du[838];
extern PRACH_TDD_PREAMBLE_MAP tdd_preamble_map[64][7];
/*
// This is table 5.7.1-4 from 36.211
PRACH_TDD_PREAMBLE_MAP tdd_preamble_map[64][7] = {
// TDD Configuration Index 0
@@ -254,7 +257,7 @@ PRACH_TDD_PREAMBLE_MAP tdd_preamble_map[64][7] = {
}
};
*/
uint16_t prach_root_sequence_map0_3[838] = { 129, 710, 140, 699, 120, 719, 210, 629, 168, 671, 84, 755, 105, 734, 93, 746, 70, 769, 60, 779,
2, 837, 1, 838,
@@ -377,7 +380,7 @@ uint8_t get_fid_prach_tdd(module_id_t Mod_id,uint8_t tdd_map_index) {
LTE_DL_FRAME_PARMS *fp = &PHY_vars_UE_g[Mod_id][0]->frame_parms;
return(tdd_preamble_map[fp->prach_config_common.prach_ConfigInfo.prach_ConfigIndex][fp->tdd_config].map[tdd_map_index].f_ra);
}
/*
uint8_t get_prach_fmt(uint8_t prach_ConfigIndex,lte_frame_type_t frame_type) {
if (frame_type == FDD) // FDD
return(prach_ConfigIndex>>4);
@@ -556,14 +559,15 @@ int is_prach_subframe0(LTE_DL_FRAME_PARMS *frame_parms,uint8_t prach_ConfigIndex
return(prach_mask);
}
*/
int is_prach_subframe(LTE_DL_FRAME_PARMS *frame_parms, uint32_t frame, uint8_t subframe) {
uint8_t prach_ConfigIndex = frame_parms->prach_config_common.prach_ConfigInfo.prach_ConfigIndex;
int prach_mask = is_prach_subframe0(frame_parms, prach_ConfigIndex, frame, subframe);
int prach_mask = is_prach_subframe0(frame_parms->tdd_config,frame_parms->frame_type, prach_ConfigIndex, frame, subframe);
for (int i=0; i<4; i++) {
if (frame_parms->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[i] == 1)
prach_mask |= (is_prach_subframe0(frame_parms, frame_parms->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[i],
prach_mask |= (is_prach_subframe0(frame_parms->tdd_config,frame_parms->frame_type, frame_parms->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[i],
frame, subframe) << (i+1));
}
openair1/PHY/LTE_TRANSPORT/prach_extern.h
-11
View File
@@ -74,17 +74,6 @@ uint8_t get_num_prach_tdd(module_id_t Mod_id);
uint8_t get_fid_prach_tdd(module_id_t Mod_id,uint8_t tdd_map_index);
uint8_t get_prach_fmt(uint8_t prach_ConfigIndex,lte_frame_type_t frame_type);
uint8_t get_prach_prb_offset(LTE_DL_FRAME_PARMS *frame_parms,
uint8_t prach_ConfigIndex,
uint8_t n_ra_prboffset,
uint8_t tdd_mapindex, uint16_t Nf);
int is_prach_subframe0(LTE_DL_FRAME_PARMS *frame_parms,uint8_t prach_ConfigIndex,uint32_t frame, uint8_t subframe);
int is_prach_subframe(LTE_DL_FRAME_PARMS *frame_parms,uint32_t frame, uint8_t subframe);
openair1/PHY/LTE_TRANSPORT/pucch.c
+136 -71
View File
@@ -65,6 +65,29 @@ int16_t cfo_pucch_ep[24*6] = {24278,-22005,29621,-14010,32412,-4808,32412,4807,2
void dump_uci_stats(PHY_VARS_eNB *eNB,int frame) {
for (int i=0;i<NUMBER_OF_SCH_STATS_MAX;i++)
if (eNB->uci_stats[i].rnti>0) {
eNB_UCI_STATS_t *uci_stats = &eNB->uci_stats[i];
LOG_I(PHY,"UCI RNTI %x: pucch1_trials %d, pucch1_thres %d dB, current pucch1_stat %d dB,positive SR count %d\n",
uci_stats->rnti,uci_stats->pucch1_trials,uci_stats->pucch1_thres,dB_fixed(uci_stats->current_pucch1_stat),uci_stats->pucch1_positive_SR);
LOG_I(PHY,"UCI RNTI %x: pucch1_low (%d,%d)dB pucch1_high (%d,%d)dB\n",
uci_stats->rnti,
dB_fixed(uci_stats->pucch1_low_stat[0]),
dB_fixed(uci_stats->pucch1_low_stat[1]),
dB_fixed(uci_stats->pucch1_high_stat[0]),
dB_fixed(uci_stats->pucch1_high_stat[1]));
LOG_I(PHY,"UCI RNTI %x: pucch1a_trials %d, pucch1a_stat (%d,%d) pucch1ab_DTX %d\n",
uci_stats->rnti,
uci_stats->pucch1a_trials,
uci_stats->current_pucch1a_stat_re,
uci_stats->current_pucch1a_stat_im,
uci_stats->pucch1ab_DTX);
}
}
/* PUCCH format3 >> */
/* SubCarrier Demap */
uint16_t pucchfmt3_subCarrierDeMapping( PHY_VARS_eNB *eNB,
@@ -725,7 +748,7 @@ int16_t pucchfmt3_Decode( int16_t b[48],
uint32_t rx_pucch(PHY_VARS_eNB *eNB,
PUCCH_FMT_t fmt,
uint8_t UE_id,
uint8_t UCI_id,
uint16_t n1_pucch,
uint16_t n2_pucch,
uint8_t shortened_format,
@@ -747,7 +770,7 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
int16_t rxcomp[NB_ANTENNAS_RX][2*12*14];
uint8_t ns,N_UL_symb,nsymb,n_oc,n_oc0,n_oc1;
uint8_t c = (frame_parms->Ncp==0) ? 3 : 2;
uint16_t nprime,nprime0,nprime1;
int16_t nprime,nprime0,nprime1;
uint16_t i,j,re_offset,thres,h,off;
uint8_t Nprime_div_deltaPUCCH_Shift,Nprime,d;
uint8_t m,l,refs,phase,re,l2,phase_max=0;
@@ -755,12 +778,12 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
int16_t tmp_re,tmp_im,W_re=0,W_im=0;
int16_t *rxptr;
uint32_t symbol_offset;
int16_t stat_ref_re,stat_ref_im,*cfo;
int16_t stat0_ref_re[NB_ANTENNAS_RX],stat0_ref_im[NB_ANTENNAS_RX],stat1_ref_re[NB_ANTENNAS_RX],stat1_ref_im[NB_ANTENNAS_RX],*cfo;
int16_t chest0_re[NB_ANTENNAS_RX][12],chest0_im[NB_ANTENNAS_RX][12];
int16_t chest1_re[NB_ANTENNAS_RX][12],chest1_im[NB_ANTENNAS_RX][12];
int32_t chest_mag;
int32_t stat_re=0,stat_im=0;
uint32_t stat,stat_max=0;
int32_t stat0_re[NB_ANTENNAS_RX],stat1_re[NB_ANTENNAS_RX],stat0_im[NB_ANTENNAS_RX],stat1_im[NB_ANTENNAS_RX];
uint32_t stat0[NB_ANTENNAS_RX],stat1[NB_ANTENNAS_RX],stat_max=0,stat0_max[NB_ANTENNAS_RX],stat1_max[NB_ANTENNAS_RX];
uint8_t log2_maxh;
uint8_t deltaPUCCH_Shift = frame_parms->pucch_config_common.deltaPUCCH_Shift;
uint8_t NRB2 = frame_parms->pucch_config_common.nRB_CQI;
@@ -808,9 +831,20 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
first_call=0;
}
eNB_UCI_STATS_t *uci_stats = NULL;
if(fmt!=pucch_format3) { /* PUCCH format3 */
eNB_UCI_STATS_t *first_uci_stats=NULL;
for (int i=0;i<NUMBER_OF_SCH_STATS_MAX;i++)
if (eNB->uci_stats[i].rnti == eNB->ulsch[UCI_id]->rnti) {
uci_stats = &eNB->uci_stats[i];
break;
} else if (eNB->uci_stats[i].rnti == 0) first_uci_stats = &eNB->uci_stats[i];
if (uci_stats == NULL) { uci_stats=first_uci_stats; uci_stats->rnti = eNB->ulsch[UCI_id]->rnti;}
AssertFatal(uci_stats!=NULL,"No stat index found\n");
uci_stats->frame = frame;
// TODO
// "SR+ACK/NACK" length is only 7 bits.
// This restriction will be lifted in the future.
@@ -1016,57 +1050,63 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
// Do cfo correction and MRC across symbols
if (fmt == pucch_format1) {
uci_stats->pucch1_trials++;
#ifdef DEBUG_PUCCH_RX
printf("Doing PUCCH detection for format 1\n");
#endif
stat_max = 0;
for (phase=0; phase<7; phase++) {
stat=0;
int stat=0;
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
stat0[aa]=0;stat1[aa]=0;
for (re=0; re<12; re++) {
stat_re=0;
stat_im=0;
stat0_re[aa]=0;
stat0_im[aa]=0;
stat1_re[aa]=0;
stat1_im[aa]=0;
off=re<<1;
cfo = (frame_parms->Ncp==0) ? &cfo_pucch_np[14*phase] : &cfo_pucch_ep[12*phase];
for (l=0; l<(nsymb>>1); l++) {
stat_re += (((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15))/nsymb;
stat_im += (((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15))/nsymb;
stat0_re[aa] += (((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15))/nsymb;
stat0_im[aa] += (((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15))/nsymb;
off+=2;
#ifdef DEBUG_PUCCH_RX
printf("[eNB] PUCCH subframe %d (%d,%d,%d) => (%d,%d) x (%d,%d) : (%d,%d) , stat %d\n",subframe,phase,l,re,
rxcomp[aa][off],rxcomp[aa][1+off],
cfo[l<<1],cfo[1+(l<<1)],
stat_re,stat_im,stat);
stat0_re[aa],stat0_im[aa],stat);
#endif
}
for (l2=0,l=(nsymb>>1); l < nsymb; l++,l2++) {
stat_re += (((rxcomp[aa][off]*(int32_t)cfo[l2<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l2<<1)])>>15))/nsymb;
stat_im += (((rxcomp[aa][off]*(int32_t)cfo[1+(l2<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l2<<1)])>>15))/nsymb;
stat1_re[aa] += (((rxcomp[aa][off]*(int32_t)cfo[l2<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l2<<1)])>>15))/nsymb;
stat1_im[aa] += (((rxcomp[aa][off]*(int32_t)cfo[1+(l2<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l2<<1)])>>15))/nsymb;
off+=2;
#ifdef DEBUG_PUCCH_RX
printf("[eNB] PUCCH subframe %d (%d,%d,%d) => (%d,%d) x (%d,%d) : (%d,%d), stat %d\n",subframe,phase,l2,re,
rxcomp[aa][off],rxcomp[aa][1+off],
cfo[l2<<1],cfo[1+(l2<<1)],
stat_re,stat_im,stat);
stat1_re[aa],stat1_im[aa],stat);
#endif
}
stat += ((stat_re*stat_re) + (stat_im*stat_im));
stat0[aa] += ((stat0_re[aa]*stat0_re[aa]) + (stat0_im[aa]*stat0_im[aa]));
stat1[aa] += ((stat1_re[aa]*stat1_re[aa]) + (stat1_im[aa]*stat1_im[aa]));
} //re
stat+=(stat0[aa]+stat1[aa]);
} // aa
if (stat>stat_max) {
stat_max = stat;
phase_max = phase;
for (aa=0;aa<frame_parms->nb_antennas_rx;aa++) {
stat0_max[aa] = stat0[aa];
stat1_max[aa] = stat1[aa];
}
}
} //phase
// stat_max *= nsymb; // normalize to energy per symbol
// stat_max /= (frame_parms->N_RB_UL*12); //
stat_max /= 12;
#ifdef DEBUG_PUCCH_RX
printf("[eNB] PUCCH: stat %d, stat_max %d, phase_max %d\n", stat,stat_max,phase_max);
@@ -1074,12 +1114,14 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
#ifdef DEBUG_PUCCH_RX
LOG_I(PHY,"[eNB] PUCCH fmt1: stat_max : %d, sigma2_dB %d (%d, %d), phase_max : %d\n",dB_fixed(stat_max),sigma2_dB,eNB->measurements.n0_subband_power_tot_dBm[6],pucch1_thres,phase_max);
#endif
eNB->pucch1_stats[UE_id][(subframe<<10)+eNB->pucch1_stats_cnt[UE_id][subframe]] = stat_max;
eNB->pucch1_stats_thres[UE_id][(subframe<<10)+eNB->pucch1_stats_cnt[UE_id][subframe]] = sigma2_dB+pucch1_thres;
eNB->pucch1_stats_cnt[UE_id][subframe] = (eNB->pucch1_stats_cnt[UE_id][subframe]+1)&1023;
T(T_ENB_PHY_PUCCH_1_ENERGY, T_INT(eNB->Mod_id), T_INT(eNB->uci_vars[UE_id].rnti), T_INT(frame), T_INT(subframe),
eNB->pucch1_stats[UCI_id][(subframe<<10)+eNB->pucch1_stats_cnt[UCI_id][subframe]] = stat_max;
eNB->pucch1_stats_thres[UCI_id][(subframe<<10)+eNB->pucch1_stats_cnt[UCI_id][subframe]] = sigma2_dB+pucch1_thres;
eNB->pucch1_stats_cnt[UCI_id][subframe] = (eNB->pucch1_stats_cnt[UCI_id][subframe]+1)&1023;
uci_stats->pucch1_thres = sigma2_dB+pucch1_thres;
T(T_ENB_PHY_PUCCH_1_ENERGY, T_INT(eNB->Mod_id), T_INT(eNB->uci_vars[UCI_id].rnti), T_INT(frame), T_INT(subframe),
T_INT(stat_max), T_INT(sigma2_dB+pucch1_thres));
/*
if (eNB->pucch1_stats_cnt[UE_id][subframe] == 0) {
LOG_M("pucch_debug.m","pucch_energy",
@@ -1093,11 +1135,17 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
// This is a moving average of the PUCCH1 statistics conditioned on being above or below the threshold
if (sigma2_dB<(dB_fixed(stat_max)-pucch1_thres)) {
*payload = 1;
uci_stats->current_pucch1_stat = stat_max;
for (int aa=0;aa<frame_parms->nb_antennas_rx;aa++) {
uci_stats->pucch1_low_stat[aa]=stat0_max[aa];
uci_stats->pucch1_high_stat[aa]=stat1_max[aa];
uci_stats->pucch1_positive_SR++;
}
} else {
*payload = 0;
}
if (UE_id==0) {
if (UCI_id==0) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_UE0_SR_ENERGY,dB_fixed(stat_max));
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_UE0_SR_THRES,sigma2_dB+pucch1_thres);
}
@@ -1106,29 +1154,30 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
#ifdef DEBUG_PUCCH_RX
LOG_D(PHY,"Doing PUCCH detection for format 1a/1b\n");
#endif
int stat_re=0,stat_im=0;
for (phase=0; phase<7; phase++) {
stat=0;
int stat=0;
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
stat0[aa]=0;
stat1[aa]=0;
for (re=0; re<12; re++) {
// compute received energy first slot, seperately for data and reference
// by coherent combining across symbols but not resource elements
// Note: assumption is that channel is stationary over symbols in slot after CFO
stat_re=0;
stat_im=0;
stat_ref_re=0;
stat_ref_im=0;
stat0_re[aa]=0;
stat0_im[aa]=0;
stat0_ref_re[aa]=0;
stat0_ref_im[aa]=0;
off=re<<1;
cfo = (frame_parms->Ncp==0) ? &cfo_pucch_np[14*phase] : &cfo_pucch_ep[12*phase];
for (l=0; l<(nsymb>>1); l++) {
if ((l<2)||(l>(nsymb>>1) - 3)) { //data symbols
stat_re += ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
stat_im += ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
stat0_re[aa] += ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
stat0_im[aa] += ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
} else { //reference symbols
stat_ref_re += ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
stat_ref_im += ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
stat0_ref_re[aa] += ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
stat0_ref_im[aa] += ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
}
off+=2;
@@ -1141,21 +1190,21 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
}
// this is total energy received, summed over data and reference
stat += ((((stat_re*stat_re)) + ((stat_im*stat_im)) +
((stat_ref_re*stat_ref_re)) + ((stat_ref_im*stat_ref_im)))/nsymb);
stat0[aa] += ((((stat0_re[aa]*stat0_re[aa])) + ((stat0_im[aa]*stat0_im[aa])) +
((stat0_ref_re[aa]*stat0_ref_re[aa])) + ((stat0_ref_im[aa]*stat0_ref_im[aa])))/nsymb);
// now second slot
stat_re=0;
stat_im=0;
stat_ref_re=0;
stat_ref_im=0;
stat1_re[aa]=0;
stat1_im[aa]=0;
stat1_ref_re[aa]=0;
stat1_ref_im[aa]=0;
for (l2=0,l=(nsymb>>1); l< nsymb; l++,l2++) {
if ((l2<2) || ((l2>(nsymb>>1) - 3)) ) { // data symbols
stat_re += ((rxcomp[aa][off]*(int32_t)cfo[l2<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l2<<1)])>>15);
stat_im += ((rxcomp[aa][off]*(int32_t)cfo[1+(l2<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l2<<1)])>>15);
stat1_re[aa] += ((rxcomp[aa][off]*(int32_t)cfo[l2<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l2<<1)])>>15);
stat1_im[aa] += ((rxcomp[aa][off]*(int32_t)cfo[1+(l2<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l2<<1)])>>15);
} else { //reference_symbols
stat_ref_re += ((rxcomp[aa][off]*(int32_t)cfo[l2<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l2<<1)])>>15);
stat_ref_im += ((rxcomp[aa][off]*(int32_t)cfo[1+(l2<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l2<<1)])>>15);
stat1_ref_re[aa] += ((rxcomp[aa][off]*(int32_t)cfo[l2<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l2<<1)])>>15);
stat1_ref_im[aa] += ((rxcomp[aa][off]*(int32_t)cfo[1+(l2<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l2<<1)])>>15);
}
off+=2;
@@ -1170,15 +1219,16 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
#ifdef DEBUG_PUCCH_RX
printf("aa%d re %d : phase %d : stat %d\n",aa,re,phase,stat);
#endif
stat += ((((stat_re*stat_re)) + ((stat_im*stat_im)) +
((stat_ref_re*stat_ref_re)) + ((stat_ref_im*stat_ref_im)))/nsymb);
stat1[aa] += ((((stat1_re[aa]*stat1_re[aa])) + ((stat1_im[aa]*stat1_im[aa])) +
((stat1_ref_re[aa]*stat1_ref_re[aa])) + ((stat1_ref_im[aa]*stat1_ref_im[aa])))/nsymb);
} //re
stat+=(stat0[aa]+stat1[aa]);
} // aa
#ifdef DEBUG_PUCCH_RX
LOG_D(PHY,"Format 1A: phase %d : stat %d\n",phase,stat);
#endif
if (stat>stat_max) {
stat_max = stat;
phase_max = phase;
@@ -1189,8 +1239,6 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
#ifdef DEBUG_PUCCH_RX
LOG_I(PHY,"[eNB] PUCCH fmt1a/b: stat_max : %d (%d : sigma2 %d), phase_max : %d\n",stat_max,dB_fixed(stat_max),sigma2_dB,phase_max);
#endif
stat_re=0;
stat_im=0;
// Do detection now
@@ -1198,13 +1246,12 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
// For instance i assume to skip pucch1_thres from the test below.
// Not 100% sure
if (sigma2_dB<(dB_fixed(stat_max) - (IS_SOFTMODEM_IQPLAYER?0:pucch1_thres)) ) {//
if (sigma2_dB<(dB_fixed(stat_max) - (IS_SOFTMODEM_IQPLAYER?0:pucch1_thres)) ) {//
chL = (nsymb>>1)-4;
chest_mag=0;
cfo = (frame_parms->Ncp==0) ? &cfo_pucch_np[14*phase_max] : &cfo_pucch_ep[12*phase_max];
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
// channel estimates first
for (re=0; re<12; re++) {
// channel estimate for first slot
chest0_re[aa][re]=0;
@@ -1238,6 +1285,11 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
// now do channel matched filter
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
stat0_re[aa]=0;
stat0_im[aa]=0;
stat1_re[aa]=0;
stat1_im[aa]=0;
for (re=0; re<12; re++) {
#ifdef DEBUG_PUCCH_RX
printf("[eNB] PUCCH subframe %d chest0[%d][%d] => (%d,%d)\n",subframe,aa,re,
@@ -1249,8 +1301,8 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
off=(re<<1) + (24*l);
tmp_re = ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
tmp_im = ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
stat_re += (((tmp_re*chest0_re[aa][re])>>log2_maxh) + ((tmp_im*chest0_im[aa][re])>>log2_maxh));
stat_im += (((tmp_re*chest0_im[aa][re])>>log2_maxh) - ((tmp_im*chest0_re[aa][re])>>log2_maxh));
stat0_re[aa] += (((tmp_re*chest0_re[aa][re])>>log2_maxh) + ((tmp_im*chest0_im[aa][re])>>log2_maxh));
stat0_im[aa] += (((tmp_re*chest0_im[aa][re])>>log2_maxh) - ((tmp_im*chest0_re[aa][re])>>log2_maxh));
off+=2;
#ifdef DEBUG_PUCCH_RX
printf("[eNB] PUCCH subframe %d (%d,%d) => (%d,%d) x (%d,%d) : (%d,%d) => (%d,%d)\n",subframe,l,re,
@@ -1266,8 +1318,8 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
off=(re<<1) + (24*l);
tmp_re = ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
tmp_im = ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
stat_re += (((tmp_re*chest0_re[aa][re])>>log2_maxh) + ((tmp_im*chest0_im[aa][re])>>log2_maxh));
stat_im += (((tmp_re*chest0_im[aa][re])>>log2_maxh) - ((tmp_im*chest0_re[aa][re])>>log2_maxh));
stat0_re[aa] += (((tmp_re*chest0_re[aa][re])>>log2_maxh) + ((tmp_im*chest0_im[aa][re])>>log2_maxh));
stat0_im[aa] += (((tmp_re*chest0_im[aa][re])>>log2_maxh) - ((tmp_im*chest0_re[aa][re])>>log2_maxh));
off+=2;
#ifdef DEBUG_PUCCH_RX
printf("[eNB] PUCCH subframe %d (%d,%d) => (%d,%d) x (%d,%d) : (%d,%d) => (%d,%d)\n",subframe,l,re,
@@ -1288,8 +1340,8 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
off=(re<<1) + (24*l) + (nsymb>>1)*24;
tmp_re = ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
tmp_im = ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
stat_re += (((tmp_re*chest1_re[aa][re])>>log2_maxh) + ((tmp_im*chest1_im[aa][re])>>log2_maxh));
stat_im += (((tmp_re*chest1_im[aa][re])>>log2_maxh) - ((tmp_im*chest1_re[aa][re])>>log2_maxh));
stat1_re[aa] += (((tmp_re*chest1_re[aa][re])>>log2_maxh) + ((tmp_im*chest1_im[aa][re])>>log2_maxh));
stat1_im[aa] += (((tmp_re*chest1_im[aa][re])>>log2_maxh) - ((tmp_im*chest1_re[aa][re])>>log2_maxh));
off+=2;
#ifdef DEBUG_PUCCH_RX
printf("[PHY][eNB] PUCCH subframe %d (%d,%d) => (%d,%d) x (%d,%d) : (%d,%d) => (%d,%d)\n",subframe,l,re,
@@ -1305,8 +1357,8 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
off=(re<<1) + (24*l) + (nsymb>>1)*24;
tmp_re = ((rxcomp[aa][off]*(int32_t)cfo[l<<1])>>15) - ((rxcomp[aa][1+off]*(int32_t)cfo[1+(l<<1)])>>15);
tmp_im = ((rxcomp[aa][off]*(int32_t)cfo[1+(l<<1)])>>15) + ((rxcomp[aa][1+off]*(int32_t)cfo[(l<<1)])>>15);
stat_re += (((tmp_re*chest1_re[aa][re])>>log2_maxh) + ((tmp_im*chest1_im[aa][re])>>log2_maxh));
stat_im += (((tmp_re*chest1_im[aa][re])>>log2_maxh) - ((tmp_im*chest1_re[aa][re])>>log2_maxh));
stat1_re[aa] += (((tmp_re*chest1_re[aa][re])>>log2_maxh) + ((tmp_im*chest1_im[aa][re])>>log2_maxh));
stat1_im[aa] += (((tmp_re*chest1_im[aa][re])>>log2_maxh) - ((tmp_im*chest1_re[aa][re])>>log2_maxh));
off+=2;
#ifdef DEBUG_PUCCH_RX
printf("[PHY][eNB] PUCCH subframe %d (%d,%d) => (%d,%d) x (%d,%d) : (%d,%d) => (%d,%d)\n",subframe,l,re,
@@ -1321,29 +1373,42 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
printf("aa%d re %d : stat %d,%d\n",aa,re,stat_re,stat_im);
#endif
} //re
stat_re+=stat0_re[aa]+stat1_re[aa];
stat_im+=stat0_im[aa]+stat1_im[aa];
} // aa
LOG_D(PHY,"PUCCH 1a/b: subframe %d : stat %d,%d (pos %d)\n",subframe,stat_re,stat_im,
(subframe<<10) + (eNB->pucch1ab_stats_cnt[UE_id][subframe]));
(subframe<<10) + (eNB->pucch1ab_stats_cnt[UCI_id][subframe]));
LOG_D(PHY,"In pucch.c PUCCH 1a/b: ACK subframe %d : sigma2_dB %d, stat_max %d, pucch1_thres %d\n",subframe,sigma2_dB,dB_fixed(stat_max),pucch1_thres);
eNB->pucch1ab_stats[UE_id][(subframe<<11) + 2*(eNB->pucch1ab_stats_cnt[UE_id][subframe])] = (stat_re);
eNB->pucch1ab_stats[UE_id][(subframe<<11) + 1+2*(eNB->pucch1ab_stats_cnt[UE_id][subframe])] = (stat_im);
eNB->pucch1ab_stats_cnt[UE_id][subframe] = (eNB->pucch1ab_stats_cnt[UE_id][subframe]+1)&1023;
eNB->pucch1ab_stats[UCI_id][(subframe<<11) + 2*(eNB->pucch1ab_stats_cnt[UCI_id][subframe])] = (stat_re);
eNB->pucch1ab_stats[UCI_id][(subframe<<11) + 1+2*(eNB->pucch1ab_stats_cnt[UCI_id][subframe])] = (stat_im);
eNB->pucch1ab_stats_cnt[UCI_id][subframe] = (eNB->pucch1ab_stats_cnt[UCI_id][subframe]+1)&1023;
/* frame not available here - set to -1 for the moment */
T(T_ENB_PHY_PUCCH_1AB_IQ, T_INT(eNB->Mod_id), T_INT(eNB->uci_vars[UE_id].rnti), T_INT(-1), T_INT(subframe), T_INT(stat_re), T_INT(stat_im));
T(T_ENB_PHY_PUCCH_1AB_IQ, T_INT(eNB->Mod_id), T_INT(eNB->uci_vars[UCI_id].rnti), T_INT(-1), T_INT(subframe), T_INT(stat_re), T_INT(stat_im));
*payload = (stat_re<0) ? 1 : 2; // 1 == ACK, 2 == NAK
if (fmt==pucch_format1b)
if (fmt==pucch_format1b) {
uci_stats->pucch1b_trials++;
*(1+payload) = (stat_im<0) ? 1 : 2;
uci_stats->current_pucch1b_stat_re = stat_re;
uci_stats->current_pucch1b_stat_im = stat_im;
}
else {
uci_stats->pucch1a_trials++;
uci_stats->current_pucch1a_stat_re = stat_re;
uci_stats->current_pucch1a_stat_im = stat_im;
}
} else { // insufficient energy on PUCCH so NAK
LOG_D(PHY,"In pucch.c PUCCH 1a/b: NAK subframe %d : sigma2_dB %d, stat_max %d, pucch1_thres %d\n",subframe,sigma2_dB,dB_fixed(stat_max),pucch1_thres);
*payload = 4; // DTX
((int16_t *)&eNB->pucch1ab_stats[UE_id][(subframe<<10) + (eNB->pucch1ab_stats_cnt[UE_id][subframe])])[0] = (int16_t)(stat_re);
((int16_t *)&eNB->pucch1ab_stats[UE_id][(subframe<<10) + (eNB->pucch1ab_stats_cnt[UE_id][subframe])])[1] = (int16_t)(stat_im);
eNB->pucch1ab_stats_cnt[UE_id][subframe] = (eNB->pucch1ab_stats_cnt[UE_id][subframe]+1)&1023;
((int16_t *)&eNB->pucch1ab_stats[UCI_id][(subframe<<10) + (eNB->pucch1ab_stats_cnt[UCI_id][subframe])])[0] = (int16_t)(stat_re);
((int16_t *)&eNB->pucch1ab_stats[UCI_id][(subframe<<10) + (eNB->pucch1ab_stats_cnt[UCI_id][subframe])])[1] = (int16_t)(stat_im);
eNB->pucch1ab_stats_cnt[UCI_id][subframe] = (eNB->pucch1ab_stats_cnt[UCI_id][subframe]+1)&1023;
if (fmt==pucch_format1b)
*(1+payload) = 4;
uci_stats->pucch1ab_DTX++;
}
} else {
LOG_E(PHY,"[eNB] PUCCH fmt2/2a/2b not supported\n");
openair1/PHY/LTE_TRANSPORT/transport_common_proto.h
+5 -3
View File
@@ -223,7 +223,9 @@ uint8_t get_num_prach_tdd(module_id_t Mod_id);
@param frame_type 0-FDD, 1-TDD
@returns 0-1 accordingly
*/
/*
uint8_t get_prach_fmt(uint8_t prach_ConfigIndex,lte_frame_type_t frame_type);
*/
/*!
\brief Helper for MAC, returns frequency index of PRACH resource in TDD for a particular configuration index
@@ -306,12 +308,12 @@ void init_scrambling_lut(void);
void init_unscrambling_lut(void);
/*
uint8_t get_prach_prb_offset(LTE_DL_FRAME_PARMS *frame_parms,
uint8_t prach_ConfigIndex,
uint8_t n_ra_prboffset,
uint8_t tdd_mapindex, uint16_t Nf);
*/
uint8_t subframe2harq_pid(LTE_DL_FRAME_PARMS *frame_parms,frame_t frame,uint8_t subframe);
uint8_t ul_subframe2pdcch_alloc_subframe(LTE_DL_FRAME_PARMS *frame_parms,uint8_t n);
@@ -319,6 +321,6 @@ uint32_t conv_1C_RIV(int32_t rballoc,uint32_t N_RB_DL);
void conv_rballoc(uint8_t ra_header,uint32_t rb_alloc,uint32_t N_RB_DL,uint32_t *rb_alloc2);
int16_t estimate_ue_tx_power(uint32_t tbs, uint32_t nb_rb, uint8_t control_only, lte_prefix_type_t ncp, uint8_t use_srs);
int16_t estimate_ue_tx_power(int norm,uint32_t tbs, uint32_t nb_rb, uint8_t control_only, lte_prefix_type_t ncp, uint8_t use_srs);
#endif
openair1/PHY/LTE_TRANSPORT/transport_proto.h
-2
View File
@@ -693,8 +693,6 @@ int16_t find_ulsch(uint16_t rnti, PHY_VARS_eNB *eNB,find_type_t type);
int16_t find_uci(uint16_t rnti, int frame, int subframe, PHY_VARS_eNB *eNB,find_type_t type);
uint8_t get_prach_fmt(uint8_t prach_ConfigIndex,lte_frame_type_t frame_type);
uint32_t lte_gold_generic(uint32_t *x1, uint32_t *x2, uint8_t reset);
openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
+68
View File
@@ -468,6 +468,35 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,
ulsch_harq->Nsymb_pusch,
nb_rb);
//#endif
eNB_SCH_STATS_t *stats=NULL;
int first_free=-1;
for (int i=0;i<NUMBER_OF_SCH_STATS_MAX;i++) {
if (eNB->ulsch_stats[i].rnti == 0 && first_free == -1) {
first_free = i;
stats=&eNB->ulsch_stats[i];
}
if (eNB->ulsch_stats[i].rnti == ulsch->rnti) {
stats=&eNB->ulsch_stats[i];
break;
}
}
if (stats) {
stats->rnti = ulsch->rnti;
stats->round_trials[ulsch_harq->round]++;
stats->frame=proc->frame_rx;
}
if (ulsch_harq->round == 0) {
if (stats) {
stats->current_Qm = Q_m;
stats->current_RI = 1;
stats->total_bytes_tx += ulsch_harq->TBS;
stats->current_TBS = ulsch_harq->TBS;
stats->current_G = ulsch_harq->G;
}
}
//if (ulsch_harq->round == 0) { // delete for RB shortage pattern
// This is a new packet, so compute quantities regarding segmentation
ulsch_harq->B = A+24;
@@ -1086,3 +1115,42 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,
ret = ulsch_decoding_data_all(eNB,proc, UE_id,harq_pid,llr8_flag);
return(ret);
}
void dump_ulsch_stats(PHY_VARS_eNB *eNB,int frame) {
for (int i=0;i<NUMBER_OF_ULSCH_MAX;i++)
if (eNB->ulsch_stats[i].rnti>0) {
for (int aa=0;aa<eNB->frame_parms.nb_antennas_rx;aa++)
LOG_I(PHY,"ULSCH RNTI %x: ulsch_power[%d] %d, ulsch_noise_power[%d] %d\n",
eNB->ulsch_stats[i].rnti, aa,eNB->ulsch_stats[i].ulsch_power[aa],aa,eNB->ulsch_stats[i].ulsch_noise_power[aa]);
LOG_I(PHY,"ULSCH RNTI %x: round_trials %d(%1.1e):%d(%1.1e):%d(%1.1e):%d\n",
eNB->ulsch_stats[i].rnti,
eNB->ulsch_stats[i].round_trials[0],
(double)eNB->ulsch_stats[i].round_trials[1]/eNB->ulsch_stats[i].round_trials[0],
eNB->ulsch_stats[i].round_trials[1],
(double)eNB->ulsch_stats[i].round_trials[2]/eNB->ulsch_stats[i].round_trials[0],
eNB->ulsch_stats[i].round_trials[2],
(double)eNB->ulsch_stats[i].round_trials[3]/eNB->ulsch_stats[i].round_trials[0],
eNB->ulsch_stats[i].round_trials[3]);
LOG_I(PHY,"ULSCH RNTI %x: current_Qm %d, current_G %d, current_TBS %d, current_rate %f,current_RI %d, timing_offset %d, total_bytes RX/SCHED %d/%d\n",
eNB->ulsch_stats[i].rnti,
eNB->ulsch_stats[i].current_Qm,
eNB->ulsch_stats[i].current_G,
eNB->ulsch_stats[i].current_TBS,
(double)eNB->ulsch_stats[i].current_G/eNB->ulsch_stats[i].current_TBS,
eNB->ulsch_stats[i].current_RI,
eNB->ulsch_stats[i].timing_offset,
eNB->ulsch_stats[i].total_bytes_rx,
eNB->ulsch_stats[i].total_bytes_tx);
}
}
void clear_ulsch_stats(PHY_VARS_eNB *eNB) {
for (int i=0;i<NUMBER_OF_ULSCH_MAX;i++)
memset((void*)&eNB->ulsch_stats[i],0,sizeof(eNB->ulsch_stats[i]));
}
openair1/PHY/LTE_TRANSPORT/ulsch_demodulation.c
+4
View File
@@ -1076,6 +1076,10 @@ void rx_ulsch(PHY_VARS_eNB *eNB,
ulsch[UE_id]->harq_processes[harq_pid]->nb_rb*12)/correction_factor;
LOG_D(PHY,"%4.4d.%d power harq_pid %d rb %2.2d TBS %2.2d (MPR_times_Ks %d correction %d) power %d dBtimes10\n", proc->frame_rx, proc->subframe_rx, harq_pid,
ulsch[UE_id]->harq_processes[harq_pid]->nb_rb, ulsch[UE_id]->harq_processes[harq_pid]->TBS,MPR_times_100Ks,correction_factor,dB_fixed_times10(pusch_vars->ulsch_power[i]));
pusch_vars->ulsch_noise_power[i]=0;
for (int rb=0;rb<ulsch[UE_id]->harq_processes[harq_pid]->nb_rb;rb++)
pusch_vars->ulsch_noise_power[i]+=eNB->measurements.n0_subband_power[i][rb]/ulsch[UE_id]->harq_processes[harq_pid]->nb_rb;
LOG_D(PHY,"noise power[%d] %d\n",i,dB_fixed_times10(pusch_vars->ulsch_noise_power[i]));
}
ulsch_channel_level(pusch_vars->drs_ch_estimates,
openair1/PHY/defs_eNB.h
+46 -3
View File
@@ -164,8 +164,10 @@ typedef struct {
/// - first index: rx antenna id [0..nb_antennas_rx[
/// - second index: ? [0..12*N_RB_UL*frame_parms->symbols_per_tti[
int32_t **ul_ch_magb;
/// measured RX power based on DRS
int ulsch_power[2];
/// measured RX power based on DMRS
int ulsch_power[4];
/// measured RX power of noise
int ulsch_noise_power[4];
/// \brief llr values.
/// - first index: ? [0..1179743] (hard coded)
int16_t *llr;
@@ -421,6 +423,42 @@ typedef struct {
int prach_I0;
} PHY_MEASUREMENTS_eNB;
typedef struct {
uint16_t rnti;
int frame;
int round_trials[8];
int total_bytes_tx;
int total_bytes_rx;
int current_G;
int current_TBS;
int current_Qm;
int current_mcs;
int current_RI;
int timing_offset;
int ulsch_power[4];
int ulsch_noise_power[4];
} eNB_SCH_STATS_t;
typedef struct {
uint16_t rnti;
int frame;
int pucch1_trials;
int pucch1_thres;
int current_pucch1_stat;
int pucch1_positive_SR;
int pucch1_low_stat[4];
int pucch1_high_stat[4];
int pucch1_phase;
int pucch1a_trials;
int current_pucch1a_stat_re;
int current_pucch1a_stat_im;
int pucch1ab_DTX;
int pucch1b_trials;
int current_pucch1b_stat_re;
int current_pucch1b_stat_im;
int pucch3_trials;
int current_pucch3_stat;
} eNB_UCI_STATS_t;
/// Top-level PHY Data Structure for eNB
typedef struct PHY_VARS_eNB_s {
@@ -591,7 +629,12 @@ typedef struct PHY_VARS_eNB_s {
/// Information regarding TM5
MU_MIMO_mode mu_mimo_mode[NUMBER_OF_UE_MAX];
/// statistics for DLSCH measurement collection
eNB_SCH_STATS_t dlsch_stats[NUMBER_OF_SCH_STATS_MAX];
/// statistics for ULSCH measurement collection
eNB_SCH_STATS_t ulsch_stats[NUMBER_OF_SCH_STATS_MAX];
/// statis for UCI (PUCCH) measurement collection
eNB_UCI_STATS_t uci_stats[NUMBER_OF_SCH_STATS_MAX];
/// target_ue_dl_mcs : only for debug purposes
uint32_t target_ue_dl_mcs;
/// target_ue_ul_mcs : only for debug purposes
openair1/SCHED/phy_procedures_lte_common.c
-67
View File
@@ -1086,72 +1086,5 @@ void compute_srs_pos(lte_frame_type_t frameType,uint16_t isrs,uint16_t *psrsPeri
}
}
// uint8_t eNB_id,uint8_t harq_pid, uint8_t UE_id,
int16_t estimate_ue_tx_power(uint32_t tbs, uint32_t nb_rb, uint8_t control_only, lte_prefix_type_t ncp, uint8_t use_srs)
{
/// The payload + CRC size in bits, "B"
uint32_t B;
/// Number of code segments
uint32_t C;
/// Number of "small" code segments
uint32_t Cminus;
/// Number of "large" code segments
uint32_t Cplus;
/// Number of bits in "small" code segments (<6144)
uint32_t Kminus;
/// Number of bits in "large" code segments (<6144)
uint32_t Kplus;
/// Total number of bits across all segments
uint32_t sumKr;
/// Number of "Filler" bits
uint32_t F;
// num resource elements
uint32_t num_re=0.0;
// num symbols
uint32_t num_symb=0.0;
/// effective spectral efficiency of the PUSCH
uint32_t MPR_x100=0;
/// beta_offset
uint16_t beta_offset_pusch_x8=8;
/// delta mcs
float delta_mcs=0.0;
/// bandwidth factor
float bw_factor=0.0;
B= tbs+24;
lte_segmentation(NULL,
NULL,
B,
&C,
&Cplus,
&Cminus,
&Kplus,
&Kminus,
&F);
sumKr = Cminus*Kminus + Cplus*Kplus;
num_symb = 12-(ncp<<1)-(use_srs==0?0:1);
num_re = num_symb * nb_rb * 12;
if (num_re == 0)
return(0);
MPR_x100 = 100*sumKr/num_re;
if (control_only == 1 )
beta_offset_pusch_x8=8; // fixme
//(beta_offset_pusch_x8=ue->ulsch[eNB_id]->harq_processes[harq_pid]->control_only == 1) ? ue->ulsch[eNB_id]->beta_offset_cqi_times8:8;
// if deltamcs_enabledm
delta_mcs = ((hundred_times_delta_TF[MPR_x100/6]+10*dB_fixed_times10((beta_offset_pusch_x8)>>3))/100.0);
bw_factor = (hundred_times_log10_NPRB[nb_rb-1]/100.0);
#ifdef DEBUG_SEGMENTATION
printf("estimated ue tx power %d (num_re %d, sumKr %d, mpr_x100 %d, delta_mcs %f, bw_factor %f)\n",
(int16_t)ceil(delta_mcs + bw_factor), num_re, sumKr, MPR_x100, delta_mcs, bw_factor);
#endif
return (int16_t)ceil(delta_mcs + bw_factor);
}
openair1/SCHED/phy_procedures_lte_eNb.c
+60 -17
View File
@@ -480,8 +480,6 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
subframe<<1);
stop_meas(&eNB->dlsch_scrambling_stats);
start_meas(&eNB->dlsch_modulation_stats);
if (frame==0) LOG_I(PHY,"Generating pdsch for %d.%d starting in symbol %d, Qm %d, nb_rb %d, rbmask %x\n",
frame,subframe,dlsch_harq->pdsch_start,dlsch_harq->Qm,dlsch_harq->nb_rb,dlsch_harq->rb_alloc[0]);
dlsch_modulation(eNB,
eNB->common_vars.txdataF,
AMP,
@@ -1329,7 +1327,7 @@ void postDecode(L1_rxtx_proc_t *proc, notifiedFIFO_elt_t *req) {
int nb=abortTpool(proc->threadPool, req->key);
nb+=abortNotifiedFIFO(proc->respDecode, req->key);
proc->nbDecode-=nb;
LOG_I(PHY,"uplink segment error %d/%d, aborted %d segments\n",rdata->segment_r,rdata->nbSegments, nb);
LOG_D(PHY,"uplink segment error %d/%d, aborted %d segments\n",rdata->segment_r,rdata->nbSegments, nb);
AssertFatal(ulsch_harq->processedSegments+nb == rdata->nbSegments,"processed: %d, aborted: %d, total %d\n",
ulsch_harq->processedSegments, nb, rdata->nbSegments);
ulsch_harq->processedSegments=rdata->nbSegments;
@@ -1385,6 +1383,15 @@ void postDecode(L1_rxtx_proc_t *proc, notifiedFIFO_elt_t *req) {
fill_rx_indication(eNB,i,rdata->frame,rdata->subframe); // indicate SDU to MAC
ulsch_harq->status = SCH_IDLE;
ulsch->harq_mask &= ~(1 << rdata->harq_pid);
for (int j=0;j<NUMBER_OF_ULSCH_MAX;j++)
if (eNB->ulsch_stats[j].rnti == ulsch->rnti) {
eNB->ulsch_stats[j].total_bytes_rx+=ulsch_harq->TBS;
for (int aa=0;aa<eNB->frame_parms.nb_antennas_rx;aa++) {
eNB->ulsch_stats[j].ulsch_power[aa] = dB_fixed_times10(eNB->pusch_vars[rdata->UEid]->ulsch_power[aa]);
eNB->ulsch_stats[j].ulsch_noise_power[aa] = dB_fixed_times10(eNB->pusch_vars[rdata->UEid]->ulsch_noise_power[aa]);
}
break;
}
T (T_ENB_PHY_ULSCH_UE_ACK, T_INT(eNB->Mod_id), T_INT(rdata->frame), T_INT(rdata->subframe), T_INT(ulsch->rnti),
T_INT(rdata->harq_pid));
} // ulsch not in error
@@ -1541,7 +1548,7 @@ void kill_te_thread(PHY_VARS_eNB *eNB) {
}
void fill_rx_indication(PHY_VARS_eNB *eNB,
int UE_id,
int ULSCH_id,
int frame,
int subframe) {
nfapi_rx_indication_pdu_t *pdu;
@@ -1549,7 +1556,7 @@ void fill_rx_indication(PHY_VARS_eNB *eNB,
int sync_pos;
uint32_t harq_pid;
if (eNB->ulsch[UE_id]->ue_type > 0) harq_pid = 0;
if (eNB->ulsch[ULSCH_id]->ue_type > 0) harq_pid = 0;
else {
harq_pid = subframe2harq_pid (&eNB->frame_parms,
frame, subframe);
@@ -1559,19 +1566,22 @@ void fill_rx_indication(PHY_VARS_eNB *eNB,
eNB->UL_INFO.rx_ind.sfn_sf = frame<<4| subframe;
eNB->UL_INFO.rx_ind.rx_indication_body.tl.tag = NFAPI_RX_INDICATION_BODY_TAG;
pdu = &eNB->UL_INFO.rx_ind.rx_indication_body.rx_pdu_list[eNB->UL_INFO.rx_ind.rx_indication_body.number_of_pdus];
// pdu->rx_ue_information.handle = eNB->ulsch[UE_id]->handle;
// pdu->rx_ue_information.handle = eNB->ulsch[ULSCH_id]->handle;
pdu->rx_ue_information.tl.tag = NFAPI_RX_UE_INFORMATION_TAG;
pdu->rx_ue_information.rnti = eNB->ulsch[UE_id]->rnti;
pdu->rx_ue_information.rnti = eNB->ulsch[ULSCH_id]->rnti;
pdu->rx_indication_rel8.tl.tag = NFAPI_RX_INDICATION_REL8_TAG;
pdu->rx_indication_rel8.length = eNB->ulsch[UE_id]->harq_processes[harq_pid]->TBS>>3;
pdu->rx_indication_rel8.length = eNB->ulsch[ULSCH_id]->harq_processes[harq_pid]->TBS>>3;
pdu->rx_indication_rel8.offset = 1; // DJP - I dont understand - but broken unless 1 ???? 0; // filled in at the end of the UL_INFO formation
pdu->data = eNB->ulsch[UE_id]->harq_processes[harq_pid]->decodedBytes;
pdu->data = eNB->ulsch[ULSCH_id]->harq_processes[harq_pid]->decodedBytes;
// estimate timing advance for MAC
sync_pos = lte_est_timing_advance_pusch(&eNB->frame_parms, eNB->pusch_vars[UE_id]->drs_ch_estimates_time);
timing_advance_update = sync_pos; // - eNB->frame_parms.nb_prefix_samples/4; //to check
sync_pos = lte_est_timing_advance_pusch(&eNB->frame_parms, eNB->pusch_vars[ULSCH_id]->drs_ch_estimates_time);
timing_advance_update = sync_pos;
// if (timing_advance_update > 10) { dump_ulsch(eNB,frame,subframe,UE_id); exit(-1);}
// if (timing_advance_update < -10) { dump_ulsch(eNB,frame,subframe,UE_id); exit(-1);}
for (int i=0;i<NUMBER_OF_SCH_STATS_MAX;i++)
if (eNB->ulsch_stats[i].rnti == eNB->ulsch[ULSCH_id]->rnti)
eNB->ulsch_stats[i].timing_offset = sync_pos;
// if (timing_advance_update > 10) { dump_ulsch(eNB,frame,subframe,ULSCH_id); exit(-1);}
// if (timing_advance_update < -10) { dump_ulsch(eNB,frame,subframe,ULSCH_id); exit(-1);}
switch (eNB->frame_parms.N_RB_DL) {
case 6: /* nothing to do */
break;
@@ -1611,7 +1621,13 @@ void fill_rx_indication(PHY_VARS_eNB *eNB,
pdu->rx_indication_rel8.timing_advance = timing_advance_update;
// estimate UL_CQI for MAC
int SNRtimes10 = dB_fixed_times10(eNB->pusch_vars[UE_id]->ulsch_power[0] + ((eNB->frame_parms.nb_antennas_rx>1) ?eNB->pusch_vars[UE_id]->ulsch_power[1] : 0 )) - 10 * eNB->measurements.n0_subband_power_avg_dB;
int total_power=0, avg_noise_power=0;
for (int i=0;i<eNB->frame_parms.nb_antennas_rx;i++) {
total_power+=(eNB->pusch_vars[ULSCH_id]->ulsch_power[i]);
avg_noise_power+=(eNB->pusch_vars[ULSCH_id]->ulsch_noise_power[i])/eNB->frame_parms.nb_antennas_rx;
}
int SNRtimes10 = dB_fixed_times10(total_power) -
dB_fixed_times10(avg_noise_power);
if (SNRtimes10 < -640)
pdu->rx_indication_rel8.ul_cqi = 0;
@@ -1620,9 +1636,11 @@ void fill_rx_indication(PHY_VARS_eNB *eNB,
else
pdu->rx_indication_rel8.ul_cqi = (640 + SNRtimes10) / 5;
LOG_D(PHY,"[PUSCH %d] Frame %d Subframe %d Filling RX_indication with SNR %d (%d,%d), timing_advance %d (update %d)\n",
harq_pid,frame,subframe,SNRtimes10,pdu->rx_indication_rel8.ul_cqi,eNB->measurements.n0_subband_power_avg_dB,pdu->rx_indication_rel8.timing_advance,
timing_advance_update);
LOG_D(PHY,"[PUSCH %d] Frame %d Subframe %d Filling RX_indication with SNR %d (%d,%d,%d), timing_advance %d (update %d,sync_pos %d)\n",
harq_pid,frame,subframe,SNRtimes10,pdu->rx_indication_rel8.ul_cqi,dB_fixed_times10(total_power),dB_fixed_times10(avg_noise_power),pdu->rx_indication_rel8.timing_advance,timing_advance_update,sync_pos);
for (int i=0;i<eNB->frame_parms.nb_antennas_rx;i++)
LOG_D(PHY,"antenna %d: ulsch_power %d, noise_power %d\n",i,dB_fixed_times10(eNB->pusch_vars[ULSCH_id]->ulsch_power[i]),dB_fixed_times10(eNB->pusch_vars[ULSCH_id]->ulsch_noise_power[i]));
eNB->UL_INFO.rx_ind.rx_indication_body.number_of_pdus++;
eNB->UL_INFO.rx_ind.sfn_sf = frame<<4 | subframe;
pthread_mutex_unlock(&eNB->UL_INFO_mutex);
@@ -2151,6 +2169,29 @@ void phy_procedures_eNB_uespec_RX(PHY_VARS_eNB *eNB,L1_rxtx_proc_t *proc) {
LOG_I (PHY, "max_I0 %d (rb %d), min_I0 %d (rb %d), avg I0 %d\n", max_I0, amax, min_I0, amin, eNB->measurements.n0_subband_power_avg_dB);
}
// figure out a better way to choose slot_rx, 19 is ok for a particular TDD configuration with 30kHz SCS
if ((frame&127) == 0 && subframe==3) {
dump_ulsch_stats(eNB);
dump_uci_stats(eNB);
}
// clear unused statistics after 2 seconds
for (int i=0;i<NUMBER_OF_SCH_STATS_MAX;i++) {
if (eNB->ulsch_stats[i].frame <= frame) {
if ((eNB->ulsch_stats[i].frame + 200) < frame) eNB->ulsch_stats[i].rnti = 0;
}
else {
if (eNB->ulsch_stats[i].frame + 200 < (frame+1024)) eNB->ulsch_stats[i].rnti = 0;
}
if (eNB->uci_stats[i].frame <= frame) {
if ((eNB->uci_stats[i].frame + 200) < frame) eNB->uci_stats[i].rnti = 0;
}
else {
if (eNB->uci_stats[i].frame + 200 < (frame+1024)) eNB->uci_stats[i].rnti = 0;
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_ENB_RX_UESPEC, 0 );
}
@@ -2188,6 +2229,8 @@ void release_rnti_of_phy(module_id_t mod_id) {
if((ulsch != NULL) && (ulsch->rnti == rnti)) {
LOG_I(PHY, "clean_eNb_ulsch ulsch[%d] UE %x\n", j, rnti);
clean_eNb_ulsch(ulsch);
for (j=0;j<NUMBER_OF_ULSCH_MAX;j++)
if (eNB_PHY->ulsch_stats[j].rnti == rnti) {eNB_PHY->ulsch_stats[j].rnti=0; break;}
}
for(j=0; j<NUMBER_OF_UCI_VARS_MAX; j++) {
openair1/SCHED/prach_procedures.c
+1 -1
View File
@@ -148,7 +148,7 @@ void prach_procedures(PHY_VARS_eNB *eNB,
} else {
if ((eNB->prach_energy_counter == 100) &&
(max_preamble_energy[0] > eNB->measurements.prach_I0+eNB->prach_DTX_threshold)) {
LOG_D(PHY,"[eNB %d/%d][RAPROC] Frame %d, subframe %d Initiating RA procedure with preamble %d, energy %d.%d dB, delay %d\n",
LOG_I(PHY,"[eNB %d/%d][RAPROC] Frame %d, subframe %d Initiating RA procedure with preamble %d, energy %d.%d dB, delay %d\n",
eNB->Mod_id,
eNB->CC_id,
frame,
openair1/SCHED/ru_procedures.c
+14 -13
View File
@@ -474,15 +474,16 @@ void feptx_prec(RU_t *ru,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC+ru->idx , 1);
for (aa=0;aa<ru->nb_tx;aa++) {
memset(ru->common.txdataF_BF[aa],0,sizeof(int32_t)*fp->ofdm_symbol_size*fp->symbols_per_tti);
for (int p=0;p<NB_ANTENNA_PORTS_ENB;p++) {
if (ru->do_precoding == 0) {
if (p==0)
memcpy((void*)ru->common.txdataF_BF[aa],
(void*)&eNB->common_vars.txdataF[aa][subframe*fp->symbols_per_tti*fp->ofdm_symbol_size],
sizeof(int32_t)*fp->ofdm_symbol_size*fp->symbols_per_tti);
} else {
if (p<fp->nb_antenna_ports_eNB) {
if (ru->do_precoding == 0) {
memcpy((void*)ru->common.txdataF_BF[aa],
(void*)&eNB->common_vars.txdataF[aa%fp->nb_antenna_ports_eNB][subframe*fp->symbols_per_tti*fp->ofdm_symbol_size],
sizeof(int32_t)*fp->ofdm_symbol_size*fp->symbols_per_tti);
}
else {
memset(ru->common.txdataF_BF[aa],0,sizeof(int32_t)*fp->ofdm_symbol_size*fp->symbols_per_tti);
for (int p=0;p<NB_ANTENNA_PORTS_ENB;p++) {
if (p<fp->nb_antenna_ports_eNB) {
// For the moment this does nothing different than below, except ignore antenna ports 5,7,8.
for (l=0;l<pdcch_vars->num_pdcch_symbols;l++)
beam_precoding(eNB->common_vars.txdataF,
@@ -494,10 +495,10 @@ void feptx_prec(RU_t *ru,
aa,
p,
eNB->Mod_id);
} //if (p<fp->nb_antenna_ports_eNB)
} //if (p<fp->nb_antenna_ports_eNB)
// PDSCH region
if (p<fp->nb_antenna_ports_eNB || p==5 || p==7 || p==8) {
if (p<fp->nb_antenna_ports_eNB || p==5 || p==7 || p==8) {
for (l=pdcch_vars->num_pdcch_symbols;l<fp->symbols_per_tti;l++) {
beam_precoding(eNB->common_vars.txdataF,
ru->common.txdataF_BF,
@@ -510,8 +511,8 @@ void feptx_prec(RU_t *ru,
eNB->Mod_id);
} // for (l=pdcch_vars ....)
} // if (p<fp->nb_antenna_ports_eNB) ...
} // ru->do_precoding!=0
} // for (p=0...)
} // for (p=0...)
} // if do_precoding
} // for (aa=0 ...)
if(ru->idx<2)
openair2/COMMON/platform_constants.h
+5
View File
@@ -86,9 +86,14 @@
#define MAX_gNB 2
#endif
#define NUMBER_OF_DLSCH_MAX 16
#define NUMBER_OF_ULSCH_MAX 16
#define NUMBER_OF_SCH_STATS_MAX 16
#define NUMBER_OF_NR_DLSCH_MAX 2//16
#define NUMBER_OF_NR_ULSCH_MAX 2//16
#define NUMBER_OF_NR_SCH_STATS_MAX 16
#define NUMBER_OF_NR_PUCCH_MAX 16
#define NUMBER_OF_NR_SR_MAX 16
#define NUMBER_OF_NR_PDCCH_MAX 16
openair2/LAYER2/MAC/eNB_scheduler.c
+3 -3
View File
@@ -596,13 +596,13 @@ eNB_dlsch_ulsch_scheduler(module_id_t module_idP,
UE_scheduling_control = &(UE_info->UE_sched_ctrl[UE_id]);
if (((frameP & 127) == 0) && (subframeP == 0)) {
LOG_I(MAC,"UE rnti %x : %s, PHR %d dB DL CQI %d PUSCH SNR %d PUCCH SNR %d\n",
LOG_I(MAC,"UE rnti %x : %s, PHR %d dB DL CQI %d PUSCH SNR %d (TPC accum %d) PUCCH SNR %d (TPC accum %d)\n",
rnti,
UE_scheduling_control->ul_out_of_sync == 0 ? "in synch" : "out of sync",
UE_info->UE_template[CC_id][UE_id].phr_info,
UE_scheduling_control->dl_cqi[CC_id],
(5 * UE_scheduling_control->pusch_snr[CC_id] - 640) / 10,
(5 * UE_scheduling_control->pucch1_snr[CC_id] - 640) / 10);
(5 * UE_scheduling_control->pusch_snr[CC_id] - 640) / 10, UE_scheduling_control->pucch_tpc_accumulated[CC_id],
(5 * UE_scheduling_control->pucch1_snr[CC_id] - 640) / 10, UE_scheduling_control->pusch_tpc_accumulated[CC_id]);
}
RC.eNB[module_idP][CC_id]->pusch_stats_bsr[UE_id][(frameP * 10) + subframeP] = -63;
openair2/LAYER2/MAC/eNB_scheduler_RA.c
+12 -9
View File
@@ -483,8 +483,8 @@ void generate_Msg2(module_id_t module_idP,
first_rb = 0;
vrb_map[first_rb] = 1;
vrb_map[first_rb + 1] = 1;
vrb_map[first_rb + 2] = 1;
vrb_map[first_rb + 3] = 1;
//vrb_map[first_rb + 2] = 1;
//vrb_map[first_rb + 3] = 1;
memset((void *) dl_config_pdu, 0, sizeof(nfapi_dl_config_request_pdu_t));
dl_config_pdu->pdu_type = NFAPI_DL_CONFIG_DCI_DL_PDU_TYPE;
dl_config_pdu->pdu_size = (uint8_t) (2 + sizeof(nfapi_dl_config_dci_dl_pdu));
@@ -495,12 +495,12 @@ void generate_Msg2(module_id_t module_idP,
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.rnti_type = 2; // RA-RNTI : see Table 4-10 from SCF082 - nFAPI specifications
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.transmission_power = 6000; // equal to RS power
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.harq_process = 0;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.tpc = 1; // no TPC
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.tpc = 0; // no TPC
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.new_data_indicator_1 = 1;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.mcs_1 = 0;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.mcs_1 = 1;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.redundancy_version_1 = 0;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.virtual_resource_block_assignment_flag = 0;
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.resource_block_coding = getRIV(N_RB_DL, first_rb, 4);
dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.resource_block_coding = getRIV(N_RB_DL, first_rb, 2);
// This checks if the above DCI allocation is feasible in current subframe
if (!CCE_allocation_infeasible(module_idP, CC_idP, 0, subframeP,
@@ -519,7 +519,7 @@ void generate_Msg2(module_id_t module_idP,
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.rnti = ra->RA_rnti;
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_allocation_type = 2; // format 1A/1B/1D
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.virtual_resource_block_assignment_flag = 0; // localized
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_block_coding = getRIV(N_RB_DL, first_rb, 4);
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_block_coding = getRIV(N_RB_DL, first_rb, 2);
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.modulation = 2; //QPSK
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.redundancy_version = 0;
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks = 1; // first block
@@ -1295,9 +1295,9 @@ initiate_ra_proc(module_id_t module_idP,
prach_ParametersListCE_r13 = &ext4_prach->prach_ParametersListCE_r13;
}
LOG_D(MAC,
"[eNB %d][RAPROC] CC_id %d Frame %d, Subframe %d Initiating RA procedure for preamble index %d\n",
module_idP, CC_id, frameP, subframeP, preamble_index);
LOG_I(MAC,
"[eNB %d][RAPROC] CC_id %d Frame %d, Subframe %d Initiating RA procedure for preamble index %d, timing offset %d\n",
module_idP, CC_id, frameP, subframeP, preamble_index, timing_offset);
LOG_D(MAC,
"[eNB %d][RAPROC] CC_id %d Frame %d, Subframe %d PRACH resource type %d\n",
module_idP, CC_id, frameP, subframeP, rach_resource_type);
@@ -1339,6 +1339,9 @@ initiate_ra_proc(module_id_t module_idP,
abort();
case 1 :
case 3 :
case 4 :
case 5 :
offset = 6;
break;
}
openair2/LAYER2/MAC/eNB_scheduler_dlsch.c
+4 -1
View File
@@ -1066,18 +1066,21 @@ schedule_ue_spec(module_id_t module_idP,
if (snr > target_snr + 4) {
tpc = 0; //-1
ue_sched_ctrl->pucch_tpc_accumulated[CC_id]--;
} else if (snr < target_snr - 4) {
tpc = 2; //+1
ue_sched_ctrl->pucch_tpc_accumulated[CC_id]--;
} else {
tpc = 1; //0
}
LOG_D(MAC, "[eNB %d] DLSCH scheduler: frame %d, subframe %d, harq_pid %d, tpc %d, snr/target snr %d/%d (normal case)\n",
LOG_D(MAC, "[eNB %d] DLSCH scheduler: frame %d, subframe %d, harq_pid %d, tpc %d (accumulated %d), snr/target snr %d/%d (normal case)\n",
module_idP,
frameP,
subframeP,
harq_pid,
tpc,
ue_sched_ctrl->pucch_tpc_accumulated[CC_id],
snr,
target_snr);
} // Po_PUCCH has been updated
openair2/LAYER2/MAC/eNB_scheduler_fairRR.c
+36 -78
View File
@@ -47,7 +47,7 @@
#include "OCG_extern.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
#include "rlc.h"
#include "common/utils/lte/prach_utils.h"
#include "T.h"
@@ -1042,48 +1042,6 @@ void dlsch_scheduler_pre_processor_fairRR (module_id_t Mod_id,
}
}
#ifdef TM5
// This has to be revisited!!!!
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
i1 = 0;
i2 = 0;
i3 = 0;
for (j = 0; j < N_RBG[CC_id]; j++) {
if (MIMO_mode_indicator[CC_id][j] == 2) {
i1 = i1 + 1;
} else if (MIMO_mode_indicator[CC_id][j] == 1) {
i2 = i2 + 1;
} else if (MIMO_mode_indicator[CC_id][j] == 0) {
i3 = i3 + 1;
}
}
if ((i1 < N_RBG[CC_id]) && (i2 > 0) && (i3 == 0)) {
PHY_vars_eNB_g[Mod_id][CC_id]->check_for_SUMIMO_transmissions =
PHY_vars_eNB_g[Mod_id][CC_id]->
check_for_SUMIMO_transmissions + 1;
}
if (i3 == N_RBG[CC_id] && i1 == 0 && i2 == 0) {
PHY_vars_eNB_g[Mod_id][CC_id]->FULL_MUMIMO_transmissions =
PHY_vars_eNB_g[Mod_id][CC_id]->FULL_MUMIMO_transmissions +
1;
}
if((i1 < N_RBG[CC_id]) && (i3 > 0)) {
PHY_vars_eNB_g[Mod_id][CC_id]->
check_for_MUMIMO_transmissions + 1;
}
PHY_vars_eNB_g[Mod_id][CC_id]->check_for_total_transmissions =
PHY_vars_eNB_g[Mod_id][CC_id]->check_for_total_transmissions +
1;
}
#endif
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
for (i = 0; i < dlsch_ue_select[CC_id].ue_num; i++) {
if(dlsch_ue_select[CC_id].list[i].ue_priority == SCH_DL_MSG2) {
@@ -1152,7 +1110,6 @@ schedule_ue_spec_fairRR(module_id_t module_idP,
// int continue_flag = 0;
int32_t snr, target_snr;
int32_t tpc = 1;
static int32_t tpc_accumulated = 0;
UE_sched_ctrl_t *ue_sched_ctl;
int mcs;
int i;
@@ -1936,7 +1893,7 @@ schedule_ue_spec_fairRR(module_id_t module_idP,
//#ifdef DEBUG_eNB_SCHEDULER
if (ta_update != 31) {
LOG_D(MAC,
LOG_I(MAC,
"[eNB %d][DLSCH] Frame %d Generate header for UE_id %d on CC_id %d: sdu_length_total %d, num_sdus %d, sdu_lengths[0] %d, sdu_lcids[0] %d => payload offset %d,timing advance value : %d, padding %d,post_padding %d,(mcs %d, TBS %d, nb_rb %d),header_dcch %d, header_dtch %d\n",
module_idP, frameP, UE_id, CC_id,
sdu_length_total, num_sdus, sdu_lengths[0],
@@ -2013,17 +1970,17 @@ schedule_ue_spec_fairRR(module_id_t module_idP,
if (snr > target_snr + 4) {
tpc = 0; //-1
tpc_accumulated--;
ue_sched_ctl->pucch_tpc_accumulated[CC_id]--;
} else if (snr < target_snr - 4) {
tpc = 2; //+1
tpc_accumulated++;
ue_sched_ctl->pucch_tpc_accumulated[CC_id]++;
} else {
tpc = 1; //0
}
LOG_D(MAC,"[eNB %d] DLSCH scheduler: frame %d, subframe %d, harq_pid %d, tpc %d, accumulated %d, snr/target snr %d/%d\n",
module_idP,frameP, subframeP,harq_pid,tpc,
tpc_accumulated,snr,target_snr);
ue_sched_ctl->pucch_tpc_accumulated[CC_id],snr,target_snr);
} // Po_PUCCH has been updated
else {
tpc = 1; //0
@@ -2241,7 +2198,6 @@ void ulsch_scheduler_pre_ue_select_fairRR(
uint8_t first_ue_id[MAX_NUM_CCs][20];
uint8_t ul_inactivity_num[MAX_NUM_CCs];
uint8_t ul_inactivity_id[MAX_NUM_CCs][20]={{0}};
// LTE_DL_FRAME_PARMS *frame_parms;
uint8_t ulsch_ue_max_num[MAX_NUM_CCs];
uint16_t saved_ulsch_dci[MAX_NUM_CCs];
rnti_t rnti;
@@ -2564,7 +2520,6 @@ void ulsch_scheduler_pre_processor_fairRR(module_id_t module_idP,
eNB_MAC_INST *eNB = RC.mac[module_idP];
UE_info_t *UE_info= &eNB->UE_info;
UE_TEMPLATE *UE_template = NULL;
LTE_DL_FRAME_PARMS *frame_parms = NULL;
uint8_t ue_num_temp;
uint8_t total_rbs=0;
uint8_t average_rbs;
@@ -2583,18 +2538,17 @@ void ulsch_scheduler_pre_processor_fairRR(module_id_t module_idP,
// MCS and RB assgin
for ( CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++ ) {
cc = &RC.mac[module_idP]->common_channels[CC_id];
frame_parms = &(RC.eNB[module_idP][CC_id]->frame_parms);
int N_RB_UL = to_prb(cc->ul_Bandwidth);
if (cc->tdd_Config) { //TDD
if (frame_parms->N_RB_UL == 25) {
if (N_RB_UL == 25) {
num_pucch_rb = 1;
} else if (frame_parms->N_RB_UL == 50) {
} else if (N_RB_UL == 50) {
num_pucch_rb = 2;
} else {
num_pucch_rb = 3;
}
} else {//FDD
if (frame_parms->N_RB_UL == 25) {
if (N_RB_UL == 25) {
num_pucch_rb = 1;
} else {
num_pucch_rb = 2;
@@ -2619,13 +2573,13 @@ void ulsch_scheduler_pre_processor_fairRR(module_id_t module_idP,
continue;
}
if (first_rb[CC_id] >= frame_parms->N_RB_UL-num_pucch_rb ) {
if (first_rb[CC_id] >= N_RB_UL-num_pucch_rb ) {
LOG_W(MAC,"[eNB %d] frame %d subframe %d, UE %d/%x CC %d: dropping, not enough RBs\n",
module_idP,frameP,subframeP,UE_id,UE_RNTI(CC_id,UE_id),CC_id);
break;
}
total_rbs = frame_parms->N_RB_UL-num_pucch_rb-first_rb[CC_id];
total_rbs = N_RB_UL-num_pucch_rb-first_rb[CC_id];
average_rbs = (int)round((double)total_rbs/(double)ue_num_temp);
if ( average_rbs < 3 ) {
@@ -2677,21 +2631,24 @@ void ulsch_scheduler_pre_processor_fairRR(module_id_t module_idP,
if ( ulsch_ue_select[CC_id].list[ulsch_ue_num].ul_total_buffer > 0 ) {
rb_table_index = 2;
tbs = get_TBS_UL(mcs,rb_table[rb_table_index]);
tx_power= estimate_ue_tx_power(tbs*8,rb_table[rb_table_index],0,frame_parms->Ncp,0);
tx_power= estimate_ue_tx_power(0,tbs*8,rb_table[rb_table_index],0,cc->Ncp,0);
while ( (((UE_template->phr_info - tx_power) < 0 ) || (tbs > bytes_to_schedule)) && (mcs > 3) ) {
mcs--;
tbs = get_TBS_UL(mcs,rb_table[rb_table_index]);
tx_power= estimate_ue_tx_power(tbs*8,rb_table[rb_table_index],0,frame_parms->Ncp,0);
tx_power= estimate_ue_tx_power(0,tbs*8,rb_table[rb_table_index],0,cc->Ncp,0);
}
while ( (tbs < bytes_to_schedule) && (rb_table[rb_table_index]<(frame_parms->N_RB_UL-num_pucch_rb-first_rb[CC_id])) &&
while ( (tbs < bytes_to_schedule) && (rb_table[rb_table_index]<(N_RB_UL-num_pucch_rb-first_rb[CC_id])) &&
((UE_template->phr_info - tx_power) > 0) && (rb_table_index < 32 )) {
rb_table_index++;
tbs = get_TBS_UL(mcs,rb_table[rb_table_index]);
tx_power= estimate_ue_tx_power(tbs*8,rb_table[rb_table_index],0,frame_parms->Ncp,0);
tx_power= estimate_ue_tx_power(0,tbs*8,rb_table[rb_table_index],0,cc->Ncp,0);
}
if (rb_table[rb_table_index]>40) LOG_I(MAC,"bytes_to_schedule %d, nb_rb %d tx_power %d PHR %d\n",
bytes_to_schedule,rb_table[rb_table_index],
estimate_ue_tx_power(0,tbs*8,rb_table[rb_table_index],0,cc->Ncp,0),
UE_template->phr_info);
if ( rb_table[rb_table_index]<3 ) {
rb_table_index=2;
}
@@ -2834,12 +2791,10 @@ schedule_ulsch_fairRR(module_id_t module_idP, frame_t frameP,
ULSCH_UE_SELECT ulsch_ue_select[MAX_NUM_CCs];
memset(ulsch_ue_select, 0, sizeof(ulsch_ue_select));
LTE_DL_FRAME_PARMS *frame_parms ;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
cc = &mac->common_channels[CC_id];
frame_parms= &RC.eNB[module_idP][CC_id]->frame_parms;
int N_RB_UL=to_prb(cc->ul_Bandwidth);
// output of scheduling, the UE numbers in RBs, where it is in the code???
// check if RA (Msg3) is active in this subframeP, if so skip the PRBs used for Msg3
// Msg3 is using 1 PRB so we need to increase first_rb accordingly
@@ -2849,13 +2804,13 @@ schedule_ulsch_fairRR(module_id_t module_idP, frame_t frameP,
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].ue_priority = SCH_UL_MSG3;
if (cc->tdd_Config == NULL) {
if(frame_parms->N_RB_UL == 25) {
if(N_RB_UL == 25) {
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].start_rb = 1;
} else {
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].start_rb = 2;
}
} else {
switch(frame_parms->N_RB_UL) {
switch(N_RB_UL) {
case 25:
default:
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].start_rb = 1;
@@ -2879,14 +2834,18 @@ schedule_ulsch_fairRR(module_id_t module_idP, frame_t frameP,
}
//PRACH
if (is_prach_subframe(frame_parms,sched_frame,sched_subframe)==1) {
if (is_prach_subframe0(cc->tdd_Config!=NULL ? cc->tdd_Config->subframeAssignment : 0,cc->tdd_Config!=NULL ? 1 : 0,
cc->radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_ConfigIndex,
sched_frame,sched_subframe)==1) {
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].ue_priority = SCH_UL_PRACH;
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].start_rb = get_prach_prb_offset(
frame_parms,
frame_parms->prach_config_common.prach_ConfigInfo.prach_ConfigIndex,
frame_parms->prach_config_common.prach_ConfigInfo.prach_FreqOffset,
0,//tdd_mapindex
frameP); //Nf --> shouldn't it be sched_frame ???
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].start_rb =
get_prach_prb_offset(cc->tdd_Config!=NULL ? 1 : 0,
cc->tdd_Config!=NULL ? cc->tdd_Config->subframeAssignment : 0,
to_prb(cc->ul_Bandwidth),
cc->radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_ConfigIndex,
cc->radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_FreqOffset,
0,
sched_frame);
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].nb_rb = 6;
ulsch_ue_select[CC_id].list[ulsch_ue_select[CC_id].ue_num].UE_id = -1;
ulsch_ue_select[CC_id].ue_num++;
@@ -2914,7 +2873,6 @@ void schedule_ulsch_rnti_fairRR(module_id_t module_idP,
uint32_t cqi_req,cshift,ndi,tpc;
int32_t snr;
int32_t target_snr=0;
static int32_t tpc_accumulated=0;
int CC_id,ulsch_ue_num;
int N_RB_UL;
eNB_MAC_INST *eNB = RC.mac[module_idP];
@@ -3095,10 +3053,10 @@ void schedule_ulsch_rnti_fairRR(module_id_t module_idP,
if (snr > target_snr + 4) {
tpc = 0; //-1
tpc_accumulated--;
UE_sched_ctrl->pusch_tpc_accumulated[CC_id]--;
} else if (snr < target_snr - 4) {
tpc = 2; //+1
tpc_accumulated++;
UE_sched_ctrl->pusch_tpc_accumulated[CC_id]++;
} else {
tpc = 1; //0
}
@@ -3109,7 +3067,7 @@ void schedule_ulsch_rnti_fairRR(module_id_t module_idP,
if (tpc!=1) {
LOG_D(MAC,"[eNB %d] ULSCH schedulerRR: frame %d, subframe %d, harq_pid %d, tpc %d, accumulated %d, snr/target snr %d/%d\n",
module_idP,frameP,subframeP,harq_pid,tpc,
tpc_accumulated,snr,target_snr);
UE_sched_ctrl->pusch_tpc_accumulated[CC_id],snr,target_snr);
}
// new transmission
openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
+43 -35
View File
@@ -57,7 +57,7 @@
#include "flexran_agent_mac.h"
#include <dlfcn.h>
#include <openair2/LAYER2/MAC/mac.h>
#include "common/utils/lte/prach_utils.h"
#include "T.h"
@@ -144,16 +144,18 @@ rx_sdu(const module_id_t enb_mod_idP,
if (UE_id != -1) {
UE_scheduling_control = &UE_info->UE_sched_ctrl[UE_id];
UE_template_ptr = &UE_info->UE_template[CC_idP][UE_id];
LOG_D(MAC, "[eNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu round %d from PHY (rnti %x, UE_id %d) ul_cqi %d\n",
LOG_D(MAC, "[eNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH (%s) sdu round %d from PHY (rnti %x, UE_id %d) ul_cqi %d, timing_advance %d\n",
enb_mod_idP,
harq_pid,
CC_idP,
frameP,
subframeP,
sduP==NULL ? "in error" : "OK",
UE_scheduling_control->round_UL[CC_idP][harq_pid],
current_rnti,
UE_id,
ul_cqi);
ul_cqi,
timing_advance);
AssertFatal(UE_scheduling_control->round_UL[CC_idP][harq_pid] < 8, "round >= 8\n");
if (sduP != NULL) {
@@ -270,14 +272,17 @@ rx_sdu(const module_id_t enb_mod_idP,
AssertFatal(mac->common_channels[CC_idP].radioResourceConfigCommon->rach_ConfigCommon.maxHARQ_Msg3Tx > 1,
"maxHARQ %d should be greater than 1\n",
(int) mac->common_channels[CC_idP].radioResourceConfigCommon->rach_ConfigCommon.maxHARQ_Msg3Tx);
LOG_D(MAC, "[eNB %d][PUSCH %d] CC_id %d [RAPROC Msg3] Received ULSCH sdu round %d from PHY (rnti %x, RA_id %d) ul_cqi %d\n",
LOG_I(MAC, "[eNB %d][PUSCH %d] CC_id %d [RAPROC Msg3] Received ULSCH sdu (%s) round %d from PHY (rnti %x, RA_id %d) ul_cqi %d, timing advance %d\n",
enb_mod_idP,
harq_pid,
CC_idP,
sduP!=NULL ? "OK" : "in error",
ra->msg3_round,
current_rnti,
RA_id,
ul_cqi);
ul_cqi,
timing_advance);
first_rb = ra->msg3_first_rb;
if (sduP == NULL) { // we've got an error on Msg3
@@ -1214,16 +1219,19 @@ schedule_ulsch(module_id_t module_idP,
/* Note: RC.nb_mac_CC[module_idP] should be lower than or equal to NFAPI_CC_MAX */
for (int CC_id = 0; CC_id < RC.nb_mac_CC[module_idP]; CC_id++, cc++) {
LTE_DL_FRAME_PARMS *frame_parms = &RC.eNB[module_idP][CC_id]->frame_parms;
if (is_prach_subframe(frame_parms, sched_frame, sched_subframe)) {
int start_rb = get_prach_prb_offset(
frame_parms,
frame_parms->prach_config_common.prach_ConfigInfo.prach_ConfigIndex,
frame_parms->prach_config_common.prach_ConfigInfo.prach_FreqOffset,
0, // tdd_mapindex
sched_frame); // Nf
if (is_prach_subframe0(cc->tdd_Config!=NULL ? cc->tdd_Config->subframeAssignment : 0,cc->tdd_Config!=NULL ? 1 : 0,
cc->radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_ConfigIndex,
sched_frame, sched_subframe)) {
int start_rb = get_prach_prb_offset(cc->tdd_Config!=NULL ? 1 : 0,
cc->tdd_Config!=NULL ? cc->tdd_Config->subframeAssignment : 0,
to_prb(cc->ul_Bandwidth),
cc->radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_ConfigIndex,
cc->radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_FreqOffset,
0, // tdd_mapindex
sched_frame); // Nf
for (int i = 0; i < 6; i++)
cc[CC_id].vrb_map_UL[start_rb + i] = 1;
cc->vrb_map_UL[start_rb + i] = 1;
}
/* HACK: let's remove the PUCCH from available RBs
@@ -1235,24 +1243,24 @@ schedule_ulsch(module_id_t module_idP,
*/
switch (to_prb(cc[CC_id].ul_Bandwidth)) {
case 25:
cc[CC_id].vrb_map_UL[0] = 1;
cc[CC_id].vrb_map_UL[24] = 1;
cc->vrb_map_UL[0] = 1;
cc->vrb_map_UL[24] = 1;
break;
case 50:
cc[CC_id].vrb_map_UL[0] = 1;
cc[CC_id].vrb_map_UL[1] = 1;
cc[CC_id].vrb_map_UL[48] = 1;
cc[CC_id].vrb_map_UL[49] = 1;
cc->vrb_map_UL[0] = 1;
cc->vrb_map_UL[1] = 1;
cc->vrb_map_UL[48] = 1;
cc->vrb_map_UL[49] = 1;
break;
case 100:
cc[CC_id].vrb_map_UL[0] = 1;
cc[CC_id].vrb_map_UL[1] = 1;
cc[CC_id].vrb_map_UL[2] = 1;
cc[CC_id].vrb_map_UL[97] = 1;
cc[CC_id].vrb_map_UL[98] = 1;
cc[CC_id].vrb_map_UL[99] = 1;
cc->vrb_map_UL[0] = 1;
cc->vrb_map_UL[1] = 1;
cc->vrb_map_UL[2] = 1;
cc->vrb_map_UL[97] = 1;
cc->vrb_map_UL[98] = 1;
cc->vrb_map_UL[99] = 1;
break;
default:
@@ -1270,6 +1278,8 @@ schedule_ulsch(module_id_t module_idP,
/*
* Schedule the DCI0 for ULSCH
*/
void
schedule_ulsch_rnti(module_id_t module_idP,
int CC_id,
@@ -1277,7 +1287,6 @@ schedule_ulsch_rnti(module_id_t module_idP,
sub_frame_t subframeP,
unsigned char sched_subframeP) {
/* TODO: does this need to be static? */
static int32_t tpc_accumulated = 0;
/* values from 0 to 7 can be used for mapping the cyclic shift
* (36.211 , Table 5.5.2.1.1-1) */
const uint32_t cshift = 0;
@@ -1401,8 +1410,7 @@ schedule_ulsch_rnti(module_id_t module_idP,
/* Power control */
/*
* Compute the expected ULSCH RX snr (for the stats)
* This is the normalized RX snr and this should be constant (regardless
* of mcs) Is not in dBm, unit from nfapi, converting to dBm
*
*/
const int32_t snr = (5 * UE_sched_ctrl_ptr->pusch_snr[CC_id] - 640) / 10;
const int32_t target_snr = mac->puSch10xSnr / 10;
@@ -1423,10 +1431,10 @@ schedule_ulsch_rnti(module_id_t module_idP,
if (snr > target_snr + 4) {
tpc = 0; // -1
tpc_accumulated--;
UE_sched_ctrl_ptr->pusch_tpc_accumulated[CC_id]--;
} else if (snr < target_snr - 4) {
tpc = 2; // +1
tpc_accumulated++;
UE_sched_ctrl_ptr->pusch_tpc_accumulated[CC_id]++;
}
}
if (tpc != 1) {
@@ -1438,7 +1446,7 @@ schedule_ulsch_rnti(module_id_t module_idP,
subframeP,
harq_pid,
tpc,
tpc_accumulated,
UE_sched_ctrl_ptr->pusch_tpc_accumulated[CC_id],
snr,
target_snr);
}
@@ -1998,10 +2006,10 @@ void schedule_ulsch_rnti_emtc(module_id_t module_idP,
if (snr > target_snr + 4) {
tpc = 0; //-1
UE_sched_ctrl->tpc_accumulated[CC_id]--;
UE_sched_ctrl->pusch_tpc_accumulated[CC_id]--;
} else if (snr < target_snr - 4) {
tpc = 2; //+1
UE_sched_ctrl->tpc_accumulated[CC_id]++;
UE_sched_ctrl->pusch_tpc_accumulated[CC_id]++;
} else {
tpc = 1; //0
}
@@ -2016,7 +2024,7 @@ void schedule_ulsch_rnti_emtc(module_id_t module_idP,
subframeP,
harq_pid,
tpc,
UE_sched_ctrl->tpc_accumulated[CC_id],
UE_sched_ctrl->pusch_tpc_accumulated[CC_id],
snr,
target_snr);
}
openair2/LAYER2/MAC/mac.h
+2 -2
View File
@@ -775,7 +775,6 @@ typedef struct {
uint32_t num_mac_sdu_rx;
// Length of SDU Got from LC UL - Size array can be refined
uint32_t sdu_length_rx[NB_RB_MAX];
} eNB_UE_STATS;
/*! \brief eNB template for UE context information */
@@ -964,7 +963,8 @@ typedef struct {
uint16_t feedback_cnt[NFAPI_CC_MAX];
uint16_t timing_advance;
uint16_t timing_advance_r9;
uint8_t tpc_accumulated[NFAPI_CC_MAX];
int8_t pusch_tpc_accumulated[NFAPI_CC_MAX];
int8_t pucch_tpc_accumulated[NFAPI_CC_MAX];
uint8_t periodic_wideband_cqi[NFAPI_CC_MAX];
uint8_t periodic_wideband_spatial_diffcqi[NFAPI_CC_MAX];
uint8_t periodic_wideband_pmi[NFAPI_CC_MAX];
openair2/LAYER2/MAC/pre_processor.c
+3 -3
View File
@@ -730,13 +730,13 @@ void calculate_max_mcs_min_rb(module_id_t mod_id,
int tbs = get_TBS_UL(*mcs, rb_table[*rb_index]);
// fixme: set use_srs flag
*tx_power = estimate_ue_tx_power(tbs * 8, rb_table[*rb_index], 0, Ncp, 0);
*tx_power = estimate_ue_tx_power(0,tbs * 8, rb_table[*rb_index], 0, Ncp, 0);
/* find maximum MCS */
while ((phr - *tx_power < 0 || tbs > bytes) && *mcs > 3) {
mcs--;
tbs = get_TBS_UL(*mcs, rb_table[*rb_index]);
*tx_power = estimate_ue_tx_power(tbs * 8, rb_table[*rb_index], 0, Ncp, 0);
*tx_power = estimate_ue_tx_power(0,tbs * 8, rb_table[*rb_index], 0, Ncp, 0);
}
/* find minimum necessary RBs */
@@ -746,7 +746,7 @@ void calculate_max_mcs_min_rb(module_id_t mod_id,
&& phr - *tx_power > 0) {
(*rb_index)++;
tbs = get_TBS_UL(*mcs, rb_table[*rb_index]);
*tx_power = estimate_ue_tx_power(tbs * 8, rb_table[*rb_index], 0, Ncp, 0);
*tx_power = estimate_ue_tx_power(0,tbs * 8, rb_table[*rb_index], 0, Ncp, 0);
}
/* Decrease if we went to far in last iteration */
openair2/LAYER2/MAC/rar_tools.c
+4 -2
View File
@@ -67,8 +67,10 @@ fill_rar(const module_id_t module_idP,
rar[5] = (uint8_t) (ra->rnti & 0xff);
//ra->timing_offset = 0;
ra->timing_offset /= 16; //T_A = N_TA/16, where N_TA should be on a 30.72Msps
rar[0] = (uint8_t) (ra->timing_offset >> (2 + 4)); // 7 MSBs of timing advance + divide by 4
rar[1] = (uint8_t) (ra->timing_offset << (4 - 2)) & 0xf0; // 4 LSBs of timing advance + divide by 4
//rar[0] = (uint8_t) (ra->timing_offset >> (2 + 4)); // 7 MSBs of timing advance + divide by 4
//rar[1] = (uint8_t) (ra->timing_offset << (4 - 2)) & 0xf0; // 4 LSBs of timing advance + divide by 4
rar[0] = (uint8_t) (ra->timing_offset >> (4)); // 7 MSBs of timing advance + divide by 4
rar[1] = (uint8_t) (ra->timing_offset << (4)) & 0xf0; // 4 LSBs of timing advance + divide by 4
COMMON_channels_t *cc = &RC.mac[module_idP]->common_channels[CC_id];
if(N_RB_UL == 25) {
targets/RT/USER/lte-enb.c
+3
View File
@@ -331,6 +331,7 @@ static void *L1_thread_tx(void *param) {
//wait_sync("tx_thread");
proc->respEncode = eNB->proc.L1_proc.respEncode;
while (!oai_exit) {
LOG_D(PHY,"Waiting for TX (IC %d)\n",proc->instance_cnt);
@@ -391,6 +392,8 @@ static void *L1_thread( void *param ) {
}
PHY_VARS_eNB *eNB = RC.eNB[0][proc->CC_id];
char thread_name[100];
cpu_set_t cpuset;
CPU_ZERO(&cpuset);