Skip to content

O
OpenXG-RAN
Commit 0b5be18c authored by Raymond Knopp's avatar Raymond Knopp
Browse files
Options

extracted FAPI interface functions into fapi_l1.c

parent 55a39eb2
Hide whitespace changes
Inline Side-by-side
Showing with 791 additions and 742 deletions
cmake_targets/CMakeLists.txt
View file @ 0b5be18c
......@@ -968,6 +968,7 @@ add_library(SECU_CN ${SECU_CN_SRC})
# Scheduler
################################"
set(SCHED_SRC
${OPENAIR1_DIR}/SCHED/fapi_l1.c
${OPENAIR1_DIR}/SCHED/phy_procedures_lte_eNb.c
${OPENAIR1_DIR}/SCHED/phy_procedures_lte_ue.c
${OPENAIR1_DIR}/SCHED/phy_procedures_lte_common.c
......
openair1/SCHED/fapi_l1.c 0 → 100644
View file @ 0b5be18c
/*
* 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 1.0 (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 fapi_l1.c
* \brief functions for FAPI L1 interface
* \author R. Knopp
* \date 2017
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
#include "PHY/defs.h"
#include "PHY/extern.h"
#include "SCHED/defs.h"
#include "SCHED/extern.h"
#include "nfapi_interface.h"
#include "fapi_l1.h"
void handle_nfapi_dci_dl_pdu(PHY_VARS_eNB *eNB,
eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu) {
int idx = proc->subframe_tx&1;
LTE_eNB_PDCCH *pdcch_vars = &eNB->pdcch_vars[idx];
nfapi_dl_config_dci_dl_pdu *pdu = &dl_config_pdu->dci_dl_pdu;
LOG_D(PHY,"Frame %d, Subframe %d: DCI processing\n",proc->frame_tx,proc->subframe_tx);
// copy dci configuration into eNB structure
fill_dci_and_dlsch(eNB,proc,&pdcch_vars->dci_alloc[pdcch_vars->num_dci],pdu);
}
void handle_nfapi_mpdcch_pdu(PHY_VARS_eNB *eNB,
eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu) {
int idx = proc->subframe_tx&1;
LTE_eNB_MPDCCH *mpdcch_vars = &eNB->mpdcch_vars[idx];
nfapi_dl_config_mpdcch_pdu *pdu = &dl_config_pdu->mpdcch_pdu;
LOG_D(PHY,"Frame %d, Subframe %d: MDCI processing\n",proc->frame_tx,proc->subframe_tx);
// copy dci configuration into eNB structure
fill_mdci_and_dlsch(eNB,proc,&mpdcch_vars->mdci_alloc[mpdcch_vars->num_dci],pdu);
}
void handle_nfapi_hi_dci0_dci_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu){
int idx = proc->subframe_tx&1;
LTE_eNB_PDCCH *pdcch_vars = &eNB->pdcch_vars[idx];
// copy dci configuration in to eNB structure
fill_dci0(eNB,proc,&pdcch_vars->dci_alloc[pdcch_vars->num_dci], &hi_dci0_config_pdu->dci_pdu);
}
void handle_nfapi_hi_dci0_hi_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu) {
nfapi_hi_dci0_hi_pdu *pdu = &hi_dci0_config_pdu->hi_pdu;
LTE_eNB_PHICH *phich = &eNB->phich_vars[proc->subframe_tx&1];
// copy dci configuration in to eNB structure
LOG_D(PHY,"Received HI PDU which value %d (rbstart %d,cshift %d)\n",
hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.hi_value,
hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.resource_block_start,
hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.cyclic_shift_2_for_drms);
phich->config[phich->num_hi].hi = hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.hi_value;
phich->config[phich->num_hi].first_rb = hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.resource_block_start;
phich->config[phich->num_hi].n_DMRS = hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.cyclic_shift_2_for_drms;
phich->num_hi++;
AssertFatal(phich->num_hi<32,"Maximum number of phich reached in subframe\n");
}
void handle_nfapi_bch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu,
uint8_t *sdu) {
nfapi_dl_config_bch_pdu_rel8_t *rel8 = &dl_config_pdu->bch_pdu.bch_pdu_rel8;
AssertFatal(rel8->length == 3, "BCH PDU has length %d != 3\n",rel8->length);
LOG_D(PHY,"bch_pdu: %x,%x,%x\n",sdu[0],sdu[1],sdu[2]);
eNB->pbch_pdu[0] = sdu[2];
eNB->pbch_pdu[1] = sdu[1];
eNB->pbch_pdu[2] = sdu[0];
// adjust transmit amplitude here based on NFAPI info
}
#ifdef Rel14
extern uint32_t localRIV2alloc_LUT6[32];
extern uint32_t localRIV2alloc_LUT25[512];
extern uint32_t localRIV2alloc_LUT50_0[1600];
extern uint32_t localRIV2alloc_LUT50_1[1600];
extern uint32_t localRIV2alloc_LUT100_0[6000];
extern uint32_t localRIV2alloc_LUT100_1[6000];
extern uint32_t localRIV2alloc_LUT100_2[6000];
extern uint32_t localRIV2alloc_LUT100_3[6000];
#endif
void handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu,
uint8_t codeword_index,
uint8_t *sdu) {
nfapi_dl_config_dlsch_pdu_rel8_t *rel8 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8;
#ifndef Rel8
nfapi_dl_config_dlsch_pdu_rel10_t *rel10 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel10;
#endif
#ifdef Rel14
nfapi_dl_config_dlsch_pdu_rel13_t *rel13 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel13;
#endif
LTE_eNB_DLSCH_t *dlsch0=NULL,*dlsch1=NULL;
LTE_DL_eNB_HARQ_t *dlsch0_harq=NULL,*dlsch1_harq=NULL;
int UE_id;
int harq_pid;
UE_id = find_dlsch(rel8->rnti,eNB,SEARCH_EXIST_OR_FREE);
AssertFatal(UE_id!=-1,"no free or exiting dlsch_context\n");
AssertFatal(UE_id<NUMBER_OF_UE_MAX,"returned UE_id %d >= %d(NUMBER_OF_UE_MAX)\n",UE_id,NUMBER_OF_UE_MAX);
dlsch0 = eNB->dlsch[UE_id][0];
dlsch1 = eNB->dlsch[UE_id][1];
#ifdef Rel14
if ((rel13->pdsch_payload_type < 2) && (rel13->ue_type>0)) dlsch0->harq_ids[proc->subframe_tx] = 0;
#endif
harq_pid = dlsch0->harq_ids[proc->subframe_tx];
AssertFatal((harq_pid>=0) && (harq_pid<8),"harq_pid %d not in 0...7\n",harq_pid);
dlsch0_harq = dlsch0->harq_processes[harq_pid];
dlsch1_harq = dlsch1->harq_processes[harq_pid];
AssertFatal(dlsch0_harq!=NULL,"dlsch_harq is null\n");
dlsch0_harq->pdsch_start = eNB->pdcch_vars[proc->subframe_tx & 1].num_pdcch_symbols;
if (dlsch0_harq->round==0) { //get pointer to SDU if this a new SDU
LOG_I(PHY,"NFAPI: frame %d, subframe %d: programming dlsch, rnti %x, UE_id %d, harq_pid %d\n",
proc->frame_tx,proc->subframe_tx,rel8->rnti,UE_id,harq_pid);
if (codeword_index == 0) dlsch0_harq->pdu = sdu;
else dlsch1_harq->pdu = sdu;
}
#ifdef Rel14
dlsch0->sib1_br_flag=0;
if ((rel13->pdsch_payload_type <2) && (rel13->ue_type>0)) { // this is a BR/CE UE and SIB1-BR/SI-BR
dlsch0->rnti = 0xFFFF;
dlsch0->Kmimo = 1;
dlsch0->Mdlharq = 4;
dlsch0->Nsoft = 25344;
dlsch0->i0 = rel13->initial_transmission_sf_io;
dlsch0_harq->pdsch_start = rel10->pdsch_start;
if (rel13->pdsch_payload_type == 0) dlsch0->sib1_br_flag=1;
// configure PDSCH
switch (eNB->frame_parms.N_RB_DL) {
case 6:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT6[rel8->resource_block_coding];
break;
case 15:
AssertFatal(1==0,"15 PRBs not supported for now\n");
break;
case 25:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT25[rel8->resource_block_coding];
break;
case 50:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT50_0[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[1] = localRIV2alloc_LUT50_1[rel8->resource_block_coding];
break;
case 75:
AssertFatal(1==0,"75 PRBs not supported for now\n");
break;
case 100:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT100_0[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[1] = localRIV2alloc_LUT100_1[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[2] = localRIV2alloc_LUT100_2[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[3] = localRIV2alloc_LUT100_3[rel8->resource_block_coding];
}
dlsch0->active = 1;
dlsch0_harq->nb_rb = 6;
dlsch0_harq->vrb_type = LOCALIZED;
dlsch0_harq->rvidx = rel8->redundancy_version;
dlsch0_harq->Nl = 1;
dlsch0_harq->mimo_mode = (eNB->frame_parms.nb_antenna_ports_eNB == 1) ? SISO : ALAMOUTI;
dlsch0_harq->dl_power_off = 1;
dlsch0_harq->round = 0;
dlsch0_harq->status = ACTIVE;
dlsch0_harq->TBS = rel8->length<<3;
dlsch0_harq->Qm = rel8->modulation;
dlsch0_harq->codeword = 0;
}
else {
dlsch0->i0 = 0xFFFF;
}
#endif
}
uint16_t to_beta_offset_harqack[16]={16,20,25,32,40,50,64,80,101,127,160,248,400,640,1008,8};
void handle_ulsch_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8;
LTE_eNB_ULSCH_t *ulsch=eNB->ulsch[UE_id];
LTE_UL_eNB_HARQ_t *ulsch_harq;
nfapi_ul_config_ulsch_harq_information *harq_information = &ul_config_pdu->ulsch_harq_pdu.harq_information;
int harq_pid = rel8->harq_process_number;
ulsch_harq = ulsch->harq_processes[harq_pid];
ulsch_harq->frame = frame;
ulsch_harq->subframe = subframe;
ulsch_harq->O_ACK = harq_information->harq_information_rel10.harq_size;
ulsch->beta_offset_harqack_times8 = to_beta_offset_harqack[harq_information->harq_information_rel10.delta_offset_harq];
}
uint16_t to_beta_offset_ri[16]={9,13,16,20,25,32,40,50,64,80,101,127,160,0,0,0};
uint16_t to_beta_offset_cqi[16]={0,0,9,10,11,13,14,16,18,20,23,25,28,32,40,50};
void handle_ulsch_cqi_ri_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
nfapi_ul_config_cqi_ri_information_rel9_t *rel9 = &ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9;
LTE_eNB_ULSCH_t *ulsch = eNB->ulsch[UE_id];
int harq_pid = ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number;
LTE_UL_eNB_HARQ_t *ulsch_harq = ulsch->harq_processes[harq_pid];
ulsch_harq->frame = frame;
ulsch_harq->subframe = subframe;
ulsch_harq->O_RI = rel9->aperiodic_cqi_pmi_ri_report.cc[0].ri_size;
ulsch_harq->Or1 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[0];
if (ulsch_harq->O_RI>1) ulsch_harq->Or2 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[1];
ulsch->beta_offset_ri_times8 = to_beta_offset_ri[rel9->delta_offset_ri];
ulsch->beta_offset_cqi_times8 = to_beta_offset_cqi[rel9->delta_offset_cqi];
}
void handle_ulsch_cqi_harq_ri_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
nfapi_ul_config_cqi_ri_information_rel9_t *rel9 = &ul_config_pdu->ulsch_cqi_harq_ri_pdu.cqi_ri_information.cqi_ri_information_rel9;
LTE_eNB_ULSCH_t *ulsch = eNB->ulsch[UE_id];
int harq_pid = ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number;
LTE_UL_eNB_HARQ_t *ulsch_harq = ulsch->harq_processes[harq_pid];
nfapi_ul_config_ulsch_harq_information *harq_information = &ul_config_pdu->ulsch_cqi_harq_ri_pdu.harq_information;
ulsch_harq->frame = frame;
ulsch_harq->subframe = subframe;
ulsch_harq->O_RI = rel9->aperiodic_cqi_pmi_ri_report.cc[0].ri_size;
ulsch_harq->Or1 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[0];
ulsch_harq->O_ACK = harq_information->harq_information_rel10.harq_size;
if (ulsch_harq->O_RI>1) ulsch_harq->Or2 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[1];
ulsch->beta_offset_harqack_times8 = to_beta_offset_harqack[harq_information->harq_information_rel10.delta_offset_harq];
ulsch->beta_offset_ri_times8 = to_beta_offset_ri[rel9->delta_offset_ri];
ulsch->beta_offset_cqi_times8 = to_beta_offset_cqi[rel9->delta_offset_cqi];
}
void handle_uci_harq_information(PHY_VARS_eNB *eNB, LTE_eNB_UCI *uci,nfapi_ul_config_harq_information *harq_information) {
if (eNB->frame_parms.frame_type == FDD) {
uci->num_pucch_resources = harq_information->harq_information_rel9_fdd.number_of_pucch_resources;
LOG_I(PHY,"Programming UCI HARQ mode %d : size %d in (%d,%d)\n",
harq_information->harq_information_rel9_fdd.ack_nack_mode,
harq_information->harq_information_rel9_fdd.harq_size,
uci->frame,uci->subframe);
if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 0) &&
(harq_information->harq_information_rel9_fdd.harq_size == 1)) {
uci->pucch_fmt = pucch_format1a;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 0) &&
(harq_information->harq_information_rel9_fdd.harq_size == 2)) {
uci->pucch_fmt = pucch_format1b;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 1) &&
(harq_information->harq_information_rel9_fdd.harq_size == 2)) {
uci->pucch_fmt = pucch_format1b_csA2;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 1) &&
(harq_information->harq_information_rel9_fdd.harq_size == 3)) {
uci->pucch_fmt = pucch_format1b_csA3;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
uci->n_pucch_1[2][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_2;
uci->n_pucch_1[2][1] = harq_information->harq_information_rel11.n_pucch_2_2;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 1) &&
(harq_information->harq_information_rel9_fdd.harq_size == 4)) {
uci->pucch_fmt = pucch_format1b_csA4;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
uci->n_pucch_1[2][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_2;
uci->n_pucch_1[2][1] = harq_information->harq_information_rel11.n_pucch_2_2;
}
else if (harq_information->harq_information_rel9_fdd.ack_nack_mode == 2) {
uci->pucch_fmt = pucch_format3;
uci->n_pucch_3[0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_3[1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else AssertFatal(1==0,"unsupported HARQ mode %d\n",harq_information->harq_information_rel9_fdd.ack_nack_mode);
}
else { // TDD
uci->num_pucch_resources = harq_information->harq_information_rel10_tdd.number_of_pucch_resources;
if (harq_information->harq_information_rel10_tdd.ack_nack_mode == 0) {//bundling
uci->pucch_fmt = harq_information->harq_information_rel10_tdd.harq_size==1 ? pucch_format1a : pucch_format1b;
uci->tdd_bundling = 1;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel10_tdd.ack_nack_mode == 1) && //multiplexing
(uci->num_pucch_resources == 1)) {
uci->pucch_fmt = harq_information->harq_information_rel10_tdd.harq_size==1 ? pucch_format1a : pucch_format1b;
uci->tdd_bundling = 0;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel10_tdd.ack_nack_mode == 1) && //multiplexing M>1
(uci->num_pucch_resources > 1)) {
uci->pucch_fmt = pucch_format1b;
uci->tdd_bundling = 0;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
uci->n_pucch_1[2][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_2;
uci->n_pucch_1[2][1] = harq_information->harq_information_rel11.n_pucch_2_2;
uci->n_pucch_1[3][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_3;
uci->n_pucch_1[3][1] = harq_information->harq_information_rel11.n_pucch_2_3;
}
else if (harq_information->harq_information_rel10_tdd.ack_nack_mode == 2) {
uci->pucch_fmt = pucch_format3;
uci->n_pucch_3[0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_3[1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else AssertFatal(1==0,"unsupported HARQ mode %d\n",harq_information->harq_information_rel10_tdd.ack_nack_mode);
}
}
void handle_uci_sr_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active) {
LTE_eNB_UCI *uci = &eNB->uci_vars[UE_id];
uci->frame = frame;
uci->subframe = subframe;
uci->rnti = ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti;
uci->type = SR;
uci->pucch_fmt = pucch_format1;
uci->num_antenna_ports = 1;
uci->num_pucch_resources = 1;
uci->n_pucch_1_0_sr[0] = ul_config_pdu->uci_sr_pdu.sr_information.sr_information_rel8.pucch_index;
uci->srs_active = srs_active;
uci->active = 1;
LOG_I(PHY,"Programming UCI SR rnti %x, pucch1_0 %d for (%d,%d)\n",
uci->rnti,uci->n_pucch_1_0_sr[0],frame,subframe);
}
void handle_uci_sr_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active) {
LTE_eNB_UCI *uci = &eNB->uci_vars[UE_id];
uci->frame = frame;
uci->subframe = subframe;
uci->rnti = ul_config_pdu->uci_sr_harq_pdu.ue_information.ue_information_rel8.rnti;
uci->type = HARQ_SR;
uci->num_antenna_ports = 1;
uci->num_pucch_resources = 1;
uci->n_pucch_1_0_sr[0] = ul_config_pdu->uci_sr_harq_pdu.sr_information.sr_information_rel8.pucch_index;
uci->srs_active = srs_active;
uci->active = 1;
handle_uci_harq_information(eNB,uci,&ul_config_pdu->uci_sr_harq_pdu.harq_information);
}
void handle_uci_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active) {
LTE_eNB_UCI *uci = &eNB->uci_vars[UE_id];
uci->frame = frame;
uci->subframe = subframe;
uci->rnti = ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti;
uci->type = HARQ;
uci->srs_active = srs_active;
uci->num_antenna_ports = ul_config_pdu->uci_harq_pdu.harq_information.harq_information_rel11.num_ant_ports;
handle_uci_harq_information(eNB,uci,&ul_config_pdu->uci_harq_pdu.harq_information);
uci->active=1;
}
void handle_srs_pdu(PHY_VARS_eNB *eNB,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
int i;
for (i=0;i<NUMBER_OF_UE_MAX;i++) {
if (eNB->soundingrs_ul_config_dedicated[i].active==1) continue;
eNB->soundingrs_ul_config_dedicated[i].active = 1;
eNB->soundingrs_ul_config_dedicated[i].frame = frame;
eNB->soundingrs_ul_config_dedicated[i].subframe = subframe;
eNB->soundingrs_ul_config_dedicated[i].rnti = ul_config_pdu->srs_pdu.srs_pdu_rel8.rnti;
eNB->soundingrs_ul_config_dedicated[i].srs_Bandwidth = ul_config_pdu->srs_pdu.srs_pdu_rel8.srs_bandwidth;
eNB->soundingrs_ul_config_dedicated[i].srs_HoppingBandwidth = ul_config_pdu->srs_pdu.srs_pdu_rel8.srs_hopping_bandwidth;
eNB->soundingrs_ul_config_dedicated[i].freqDomainPosition = ul_config_pdu->srs_pdu.srs_pdu_rel8.frequency_domain_position;
eNB->soundingrs_ul_config_dedicated[i].transmissionComb = ul_config_pdu->srs_pdu.srs_pdu_rel8.transmission_comb;
eNB->soundingrs_ul_config_dedicated[i].srs_ConfigIndex = ul_config_pdu->srs_pdu.srs_pdu_rel8.i_srs;
eNB->soundingrs_ul_config_dedicated[i].cyclicShift = ul_config_pdu->srs_pdu.srs_pdu_rel8.sounding_reference_cyclic_shift;
break;
}
AssertFatal(i<NUMBER_OF_UE_MAX,"No room for SRS processing\n");
}
void handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_ul_config_request_pdu_t *ul_config_pdu,
uint16_t frame,uint8_t subframe,uint8_t srs_present) {
nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8;
int8_t UE_id;
// check if we have received a dci for this ue and ulsch descriptor is configured
if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST))>=0,
"No existing UE ULSCH for rnti %x\n",rel8->rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
LOG_I(PHY,"Applying UL config for UE %d, rnti %x for frame %d, subframe %d\n",
UE_id,rel8->rnti,frame,subframe);
fill_ulsch(eNB,&ul_config_pdu->ulsch_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
fill_ulsch(eNB,&ul_config_pdu->ulsch_harq_pdu.ulsch_pdu,frame,subframe);
handle_ulsch_harq_pdu(eNB,UE_id,ul_config_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,
eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
fill_ulsch(eNB,&ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu,frame,subframe);
handle_ulsch_cqi_ri_pdu(eNB,UE_id,ul_config_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,
eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
fill_ulsch(eNB,&ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu,frame,subframe);
handle_ulsch_cqi_harq_ri_pdu(eNB,UE_id,ul_config_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_uci(ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti,
proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE UCI for rnti %x\n",ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti);
handle_uci_harq_pdu(eNB,UE_id,ul_config_pdu,frame,subframe,srs_present);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE) {
AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE not handled yet\n");
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE) {
AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE not handled yet\n");
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE) {
AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE not handled yet\n");
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE) {
AssertFatal((UE_id = find_uci(ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti,
proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE UCI for rnti %x\n",ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti);
handle_uci_sr_pdu(eNB,UE_id,ul_config_pdu,frame,subframe,srs_present);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_uci(rel8->rnti,proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE UCI for rnti %x\n",ul_config_pdu->uci_sr_harq_pdu.ue_information.ue_information_rel8.rnti);
handle_uci_sr_harq_pdu(eNB,UE_id,ul_config_pdu,frame,subframe,srs_present);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_SRS_PDU_TYPE) {
handle_srs_pdu(eNB,ul_config_pdu,frame,subframe);
}
}
void schedule_response(Sched_Rsp_t *Sched_INFO) {
PHY_VARS_eNB *eNB;
eNB_rxtx_proc_t *proc;
// copy data from L2 interface into L1 structures
module_id_t Mod_id = Sched_INFO->module_id;
uint8_t CC_id = Sched_INFO->CC_id;
nfapi_dl_config_request_t *DL_req = Sched_INFO->DL_req;
nfapi_hi_dci0_request_t *HI_DCI0_req = Sched_INFO->HI_DCI0_req;
nfapi_ul_config_request_t *UL_req = Sched_INFO->UL_req;
nfapi_tx_request_t *TX_req = Sched_INFO->TX_req;
frame_t frame = Sched_INFO->frame;
sub_frame_t subframe = Sched_INFO->subframe;
LTE_DL_FRAME_PARMS *fp;
int ul_subframe;
int ul_frame;
int harq_pid;
LTE_UL_eNB_HARQ_t *ulsch_harq;
AssertFatal(RC.eNB!=NULL,"RC.eNB is null\n");
AssertFatal(RC.eNB[Mod_id]!=NULL,"RC.eNB[%d] is null\n",Mod_id);
AssertFatal(RC.eNB[Mod_id][CC_id]!=NULL,"RC.eNB[%d][%d] is null\n",Mod_id,CC_id);
eNB = RC.eNB[Mod_id][CC_id];
fp = &eNB->frame_parms;
proc = &eNB->proc.proc_rxtx[0];
ul_subframe = pdcch_alloc2ul_subframe(fp,subframe);
ul_frame = pdcch_alloc2ul_frame(fp,frame,subframe);
AssertFatal(proc->subframe_tx == subframe, "Current subframe %d != NFAPI subframe %d\n",proc->subframe_tx,subframe);
AssertFatal(proc->subframe_tx == subframe, "Current frame %d != NFAPI frame %d\n",proc->frame_tx,frame);
uint8_t number_dl_pdu = DL_req->dl_config_request_body.number_pdu;
uint8_t number_hi_dci0_pdu = HI_DCI0_req->hi_dci0_request_body.number_of_dci+HI_DCI0_req->hi_dci0_request_body.number_of_hi;
uint8_t number_ul_pdu = UL_req->ul_config_request_body.number_of_pdus;
nfapi_dl_config_request_pdu_t *dl_config_pdu;
nfapi_hi_dci0_request_pdu_t *hi_dci0_req_pdu;
nfapi_ul_config_request_pdu_t *ul_config_pdu;
int i;
eNB->pdcch_vars[subframe&1].num_pdcch_symbols = DL_req->dl_config_request_body.number_pdcch_ofdm_symbols;
eNB->pdcch_vars[subframe&1].num_dci = 0;
eNB->phich_vars[subframe&1].num_hi = 0;
LOG_I(PHY,"NFAPI: Frame %d, Subframe %d: received %d dl_pdu, %d tx_req, %d hi_dci0_config_req, %d UL_config \n",
frame,subframe,number_dl_pdu,TX_req->tx_request_body.number_of_pdus,number_hi_dci0_pdu,number_ul_pdu);
if ((subframe_select(fp,ul_subframe)==SF_UL) ||
(fp->frame_type == FDD)) {
harq_pid = subframe2harq_pid(fp,ul_frame,ul_subframe);
// clear DCI allocation maps for new subframe
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
if (eNB->ulsch[i]) {
ulsch_harq = eNB->ulsch[i]->harq_processes[harq_pid];
ulsch_harq->dci_alloc=0;
ulsch_harq->rar_alloc=0;
}
}
}
for (i=0;i<number_dl_pdu;i++) {
dl_config_pdu = &DL_req->dl_config_request_body.dl_config_pdu_list[i];
LOG_I(PHY,"NFAPI: dl_pdu %d : type %d\n",i,dl_config_pdu->pdu_type);
switch (dl_config_pdu->pdu_type) {
case NFAPI_DL_CONFIG_DCI_DL_PDU_TYPE:
handle_nfapi_dci_dl_pdu(eNB,proc,dl_config_pdu);
eNB->pdcch_vars[subframe&1].num_dci++;
break;
case NFAPI_DL_CONFIG_BCH_PDU_TYPE:
AssertFatal(dl_config_pdu->bch_pdu.bch_pdu_rel8.pdu_index<TX_req->tx_request_body.number_of_pdus,
"bch_pdu_rel8.pdu_index>=TX_req->number_of_pdus (%d>%d)\n",
dl_config_pdu->bch_pdu.bch_pdu_rel8.pdu_index,
TX_req->tx_request_body.number_of_pdus);
eNB->pbch_configured=1;
handle_nfapi_bch_pdu(eNB,proc,dl_config_pdu,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->bch_pdu.bch_pdu_rel8.pdu_index].segments[0].segment_data);
break;
case NFAPI_DL_CONFIG_MCH_PDU_TYPE:
// handle_nfapi_mch_dl_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_DLSCH_PDU_TYPE:
AssertFatal(dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index<TX_req->tx_request_body.number_of_pdus,
"dlsch_pdu_rel8.pdu_index>=TX_req->number_of_pdus (%d>%d)\n",
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index,
TX_req->tx_request_body.number_of_pdus);
AssertFatal((dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks<3) &&
(dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks>0),
"dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks = %d not in [1,2]\n",
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks);
handle_nfapi_dlsch_pdu(eNB,proc,dl_config_pdu,
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks-1,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data);
if (dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.rnti == eNB->preamble_list[0].preamble_rel8.rnti) {// is RAR pdu
LOG_I(PHY,"Frame %d, Subframe %d: Received LTE RAR pdu, programming based on UL Grant\n",frame,subframe);
generate_eNB_ulsch_params_from_rar(eNB,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
frame,
subframe);
}
break;
case NFAPI_DL_CONFIG_PCH_PDU_TYPE:
// handle_nfapi_pch_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_PRS_PDU_TYPE:
// handle_nfapi_prs_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_CSI_RS_PDU_TYPE:
// handle_nfapi_csi_rs_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_EPDCCH_DL_PDU_TYPE:
// handle_nfapi_epdcch_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_MPDCCH_PDU_TYPE:
handle_nfapi_mpdcch_pdu(eNB,proc,dl_config_pdu);
eNB->mpdcch_vars[subframe&1].num_dci++;
break;
}
}
for (i=0;i<number_hi_dci0_pdu;i++) {
hi_dci0_req_pdu = &HI_DCI0_req->hi_dci0_request_body.hi_dci0_pdu_list[i];
LOG_I(PHY,"NFAPI: hi_dci0_pdu %d : type %d\n",i,hi_dci0_req_pdu->pdu_type);
switch (hi_dci0_req_pdu->pdu_type) {
case NFAPI_HI_DCI0_DCI_PDU_TYPE:
handle_nfapi_hi_dci0_dci_pdu(eNB,proc,hi_dci0_req_pdu);
eNB->pdcch_vars[subframe&1].num_dci++;
break;
case NFAPI_HI_DCI0_HI_PDU_TYPE:
handle_nfapi_hi_dci0_hi_pdu(eNB,proc,hi_dci0_req_pdu);
break;
}
}
for (i=0;i<number_ul_pdu;i++) {
ul_config_pdu = &UL_req->ul_config_request_body.ul_config_pdu_list[i];
LOG_I(PHY,"NFAPI: ul_pdu %d : type %d\n",i,ul_config_pdu->pdu_type);
AssertFatal(ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE
,
"Optional UL_PDU type %d not supported\n",ul_config_pdu->pdu_type);
handle_nfapi_ul_pdu(eNB,proc,ul_config_pdu,UL_req->sfn_sf>>4,UL_req->sfn_sf&0xf,UL_req->ul_config_request_body.srs_present);
}
}
openair1/SCHED/fapi_l1.h 0 → 100644
View file @ 0b5be18c
/*
* 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 1.0 (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 fapi_l1.h
* \brief function prototypes for FAPI L1 interface
* \author R. Knopp
* \date 2017
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
#include "PHY/defs.h"
#include "PHY/extern.h"
#include "SCHED/defs.h"
#include "SCHED/extern.h"
#include "nfapi_interface.h"
void fill_uci_harq_indication(PHY_VARS_eNB *eNB,LTE_eNB_UCI *uci,int frame,int subframe,uint8_t *harq_ack,uint8_t tdd_mapping_mode,uint16_t tdd_multiplexing_mask);
void fill_ulsch_harq_indication(PHY_VARS_eNB *eNB,LTE_UL_eNB_HARQ_t *ulsch_harq,uint16_t rnti, int frame,int subframe,int bundling);
void fill_ulsch_cqi_indication(PHY_VARS_eNB *eNB,uint16_t frame,uint8_t subframe,LTE_UL_eNB_HARQ_t *ulsch_harq,uint16_t rnti);
void fill_sr_indication(PHY_VARS_eNB *eNB,uint16_t rnti,int frame,int subframe);
void fill_rx_indication(PHY_VARS_eNB *eNB,int UE_id,int frame,int subframe);
void fill_crc_indication(PHY_VARS_eNB *eNB,int UE_id,int frame,int subframe,uint8_t crc_flag);
void handle_nfapi_dci_dl_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,nfapi_dl_config_request_pdu_t *dl_config_pdu);
void handle_nfapi_mpdcch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,nfapi_dl_config_request_pdu_t *dl_config_pdu);
void handle_nfapi_hi_dci0_dci_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu);
void handle_nfapi_hi_dci0_hi_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu);
void handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu,
uint8_t codeword_index,
uint8_t *sdu);
void handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_ul_config_request_pdu_t *ul_config_pdu,
uint16_t frame,uint8_t subframe,uint8_t srs_present);
void handle_ulsch_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe);
void handle_ulsch_cqi_ri_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe);
void handle_uci_harq_information(PHY_VARS_eNB *eNB, LTE_eNB_UCI *uci,nfapi_ul_config_harq_information *harq_information);
void handle_uci_sr_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active);
void handle_uci_sr_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active);
void handle_uci_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active);
void handle_srs_pdu(PHY_VARS_eNB *eNB,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe);
void schedule_response(Sched_Rsp_t *Sched_INFO);
openair1/SCHED/phy_procedures_lte_eNb.c
View file @ 0b5be18c
......@@ -35,16 +35,7 @@
#include "SCHED/defs.h"
#include "SCHED/extern.h"
#include "nfapi_interface.h"
#include "PHY/LTE_TRANSPORT/if4_tools.h"
#include "PHY/LTE_TRANSPORT/if5_tools.h"
//#define DEBUG_PHY_PROC (Already defined in cmake)
//#define DEBUG_ULSCH
#include "LAYER2/MAC/extern.h"
#include "LAYER2/MAC/defs.h"
#include "fapi_l1.h"
#include "UTIL/LOG/log.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
......@@ -60,58 +51,6 @@
#endif
#if defined(FLEXRAN_AGENT_SB_IF)
//Agent-related headers
#include "ENB_APP/flexran_agent_extern.h"
#include "ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac.h"
#include "LAYER2/MAC/flexran_agent_mac_proto.h"
#endif
#define NS_PER_SLOT 500000
#define PUCCH 1
void exit_fun(const char* s);
extern int exit_openair;
struct timespec start_fh, start_fh_prev;
int start_fh_sf, start_fh_prev_sf;
// Fix per CC openair rf/if device update
// extern openair0_device openair0;
unsigned char dlsch_input_buffer[2700] __attribute__ ((aligned(32)));
int eNB_sync_buffer0[640*6] __attribute__ ((aligned(32)));
int eNB_sync_buffer1[640*6] __attribute__ ((aligned(32)));
int *eNB_sync_buffer[2] = {eNB_sync_buffer0, eNB_sync_buffer1};
extern uint16_t hundred_times_log10_NPRB[100];
unsigned int max_peak_val;
int max_sync_pos;
int harq_pid_updated[NUMBER_OF_UE_MAX][8] = {{0}};
int harq_pid_round[NUMBER_OF_UE_MAX][8] = {{0}};
//DCI_ALLOC_t dci_alloc[8];
void fill_uci_harq_indication(PHY_VARS_eNB *eNB,LTE_eNB_UCI *uci,int frame,int subframe,uint8_t *harq_ack,uint8_t tdd_mapping_mode,uint16_t tdd_multiplexing_mask);
void fill_ulsch_harq_indication(PHY_VARS_eNB *eNB,LTE_UL_eNB_HARQ_t *ulsch_harq,uint16_t rnti, int frame,int subframe,int bundling);
void fill_ulsch_cqi_indication(PHY_VARS_eNB *eNB,uint16_t frame,uint8_t subframe,LTE_UL_eNB_HARQ_t *ulsch_harq,uint16_t rnti);
void fill_sr_indication(PHY_VARS_eNB *eNB,uint16_t rnti,int frame,int subframe);
void fill_rx_indication(PHY_VARS_eNB *eNB,int UE_id,int frame,int subframe);
void fill_crc_indication(PHY_VARS_eNB *eNB,int UE_id,int frame,int subframe,uint8_t crc_flag);
#define AMP_OVER_SQRT2 ((AMP*ONE_OVER_SQRT2_Q15)>>15)
#define AMP_OVER_2 (AMP>>1)
int QPSK[4]= {AMP_OVER_SQRT2|(AMP_OVER_SQRT2<<16),AMP_OVER_SQRT2|((65536-AMP_OVER_SQRT2)<<16),((65536-AMP_OVER_SQRT2)<<16)|AMP_OVER_SQRT2,((65536-AMP_OVER_SQRT2)<<16)|(65536-AMP_OVER_SQRT2)};
int QPSK2[4]= {AMP_OVER_2|(AMP_OVER_2<<16),AMP_OVER_2|((65536-AMP_OVER_2)<<16),((65536-AMP_OVER_2)<<16)|AMP_OVER_2,((65536-AMP_OVER_2)<<16)|(65536-AMP_OVER_2)};
unsigned int taus(void);
void pmch_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,PHY_VARS_RN *rn,relaying_type_t r_type) {
......@@ -440,686 +379,6 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
}
void handle_nfapi_dci_dl_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,nfapi_dl_config_request_pdu_t *dl_config_pdu);
void handle_nfapi_dci_dl_pdu(PHY_VARS_eNB *eNB,
eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu) {
int idx = proc->subframe_tx&1;
LTE_eNB_PDCCH *pdcch_vars = &eNB->pdcch_vars[idx];
nfapi_dl_config_dci_dl_pdu *pdu = &dl_config_pdu->dci_dl_pdu;
LOG_D(PHY,"Frame %d, Subframe %d: DCI processing\n",proc->frame_tx,proc->subframe_tx);
// copy dci configuration into eNB structure
fill_dci_and_dlsch(eNB,proc,&pdcch_vars->dci_alloc[pdcch_vars->num_dci],pdu);
}
void handle_nfapi_mpdcch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,nfapi_dl_config_request_pdu_t *dl_config_pdu);
void handle_nfapi_mpdcch_pdu(PHY_VARS_eNB *eNB,
eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu) {
int idx = proc->subframe_tx&1;
LTE_eNB_MPDCCH *mpdcch_vars = &eNB->mpdcch_vars[idx];
nfapi_dl_config_mpdcch_pdu *pdu = &dl_config_pdu->mpdcch_pdu;
LOG_D(PHY,"Frame %d, Subframe %d: MDCI processing\n",proc->frame_tx,proc->subframe_tx);
// copy dci configuration into eNB structure
fill_mdci_and_dlsch(eNB,proc,&mpdcch_vars->mdci_alloc[mpdcch_vars->num_dci],pdu);
}
void handle_nfapi_hi_dci0_dci_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu);
void handle_nfapi_hi_dci0_dci_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu){
int idx = proc->subframe_tx&1;
LTE_eNB_PDCCH *pdcch_vars = &eNB->pdcch_vars[idx];
// copy dci configuration in to eNB structure
fill_dci0(eNB,proc,&pdcch_vars->dci_alloc[pdcch_vars->num_dci], &hi_dci0_config_pdu->dci_pdu);
}
void handle_nfapi_hi_dci0_hi_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu);
void handle_nfapi_hi_dci0_hi_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_hi_dci0_request_pdu_t *hi_dci0_config_pdu) {
nfapi_hi_dci0_hi_pdu *pdu = &hi_dci0_config_pdu->hi_pdu;
LTE_eNB_PHICH *phich = &eNB->phich_vars[proc->subframe_tx&1];
// copy dci configuration in to eNB structure
LOG_D(PHY,"Received HI PDU which value %d (rbstart %d,cshift %d)\n",
hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.hi_value,
hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.resource_block_start,
hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.cyclic_shift_2_for_drms);
phich->config[phich->num_hi].hi = hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.hi_value;
phich->config[phich->num_hi].first_rb = hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.resource_block_start;
phich->config[phich->num_hi].n_DMRS = hi_dci0_config_pdu->hi_pdu.hi_pdu_rel8.cyclic_shift_2_for_drms;
phich->num_hi++;
AssertFatal(phich->num_hi<32,"Maximum number of phich reached in subframe\n");
}
void handle_nfapi_bch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu,
uint8_t *sdu) {
nfapi_dl_config_bch_pdu_rel8_t *rel8 = &dl_config_pdu->bch_pdu.bch_pdu_rel8;
AssertFatal(rel8->length == 3, "BCH PDU has length %d != 3\n",rel8->length);
LOG_D(PHY,"bch_pdu: %x,%x,%x\n",sdu[0],sdu[1],sdu[2]);
eNB->pbch_pdu[0] = sdu[2];
eNB->pbch_pdu[1] = sdu[1];
eNB->pbch_pdu[2] = sdu[0];
// adjust transmit amplitude here based on NFAPI info
}
#ifdef Rel14
extern uint32_t localRIV2alloc_LUT6[32];
extern uint32_t localRIV2alloc_LUT25[512];
extern uint32_t localRIV2alloc_LUT50_0[1600];
extern uint32_t localRIV2alloc_LUT50_1[1600];
extern uint32_t localRIV2alloc_LUT100_0[6000];
extern uint32_t localRIV2alloc_LUT100_1[6000];
extern uint32_t localRIV2alloc_LUT100_2[6000];
extern uint32_t localRIV2alloc_LUT100_3[6000];
#endif
void handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_dl_config_request_pdu_t *dl_config_pdu,
uint8_t codeword_index,
uint8_t *sdu) {
nfapi_dl_config_dlsch_pdu_rel8_t *rel8 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8;
#ifndef Rel8
nfapi_dl_config_dlsch_pdu_rel10_t *rel10 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel10;
#endif
#ifdef Rel14
nfapi_dl_config_dlsch_pdu_rel13_t *rel13 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel13;
#endif
LTE_eNB_DLSCH_t *dlsch0=NULL,*dlsch1=NULL;
LTE_DL_eNB_HARQ_t *dlsch0_harq=NULL,*dlsch1_harq=NULL;
int UE_id;
int harq_pid;
UE_id = find_dlsch(rel8->rnti,eNB,SEARCH_EXIST_OR_FREE);
AssertFatal(UE_id!=-1,"no free or exiting dlsch_context\n");
AssertFatal(UE_id<NUMBER_OF_UE_MAX,"returned UE_id %d >= %d(NUMBER_OF_UE_MAX)\n",UE_id,NUMBER_OF_UE_MAX);
dlsch0 = eNB->dlsch[UE_id][0];
dlsch1 = eNB->dlsch[UE_id][1];
#ifdef Rel14
if ((rel13->pdsch_payload_type < 2) && (rel13->ue_type>0)) dlsch0->harq_ids[proc->subframe_tx] = 0;
#endif
harq_pid = dlsch0->harq_ids[proc->subframe_tx];
AssertFatal((harq_pid>=0) && (harq_pid<8),"harq_pid %d not in 0...7\n",harq_pid);
dlsch0_harq = dlsch0->harq_processes[harq_pid];
dlsch1_harq = dlsch1->harq_processes[harq_pid];
AssertFatal(dlsch0_harq!=NULL,"dlsch_harq is null\n");
dlsch0_harq->pdsch_start = eNB->pdcch_vars[proc->subframe_tx & 1].num_pdcch_symbols;
if (dlsch0_harq->round==0) { //get pointer to SDU if this a new SDU
LOG_I(PHY,"NFAPI: frame %d, subframe %d: programming dlsch, rnti %x, UE_id %d, harq_pid %d\n",
proc->frame_tx,proc->subframe_tx,rel8->rnti,UE_id,harq_pid);
if (codeword_index == 0) dlsch0_harq->pdu = sdu;
else dlsch1_harq->pdu = sdu;
}
#ifdef Rel14
dlsch0->sib1_br_flag=0;
if ((rel13->pdsch_payload_type <2) && (rel13->ue_type>0)) { // this is a BR/CE UE and SIB1-BR/SI-BR
dlsch0->rnti = 0xFFFF;
dlsch0->Kmimo = 1;
dlsch0->Mdlharq = 4;
dlsch0->Nsoft = 25344;
dlsch0->i0 = rel13->initial_transmission_sf_io;
dlsch0_harq->pdsch_start = rel10->pdsch_start;
if (rel13->pdsch_payload_type == 0) dlsch0->sib1_br_flag=1;
// configure PDSCH
switch (eNB->frame_parms.N_RB_DL) {
case 6:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT6[rel8->resource_block_coding];
break;
case 15:
AssertFatal(1==0,"15 PRBs not supported for now\n");
break;
case 25:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT25[rel8->resource_block_coding];
break;
case 50:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT50_0[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[1] = localRIV2alloc_LUT50_1[rel8->resource_block_coding];
break;
case 75:
AssertFatal(1==0,"75 PRBs not supported for now\n");
break;
case 100:
dlsch0_harq->rb_alloc[0] = localRIV2alloc_LUT100_0[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[1] = localRIV2alloc_LUT100_1[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[2] = localRIV2alloc_LUT100_2[rel8->resource_block_coding];
dlsch0_harq->rb_alloc[3] = localRIV2alloc_LUT100_3[rel8->resource_block_coding];
}
dlsch0->active = 1;
dlsch0_harq->nb_rb = 6;
dlsch0_harq->vrb_type = LOCALIZED;
dlsch0_harq->rvidx = rel8->redundancy_version;
dlsch0_harq->Nl = 1;
dlsch0_harq->mimo_mode = (eNB->frame_parms.nb_antenna_ports_eNB == 1) ? SISO : ALAMOUTI;
dlsch0_harq->dl_power_off = 1;
dlsch0_harq->round = 0;
dlsch0_harq->status = ACTIVE;
dlsch0_harq->TBS = rel8->length<<3;
dlsch0_harq->Qm = rel8->modulation;
dlsch0_harq->codeword = 0;
}
else {
dlsch0->i0 = 0xFFFF;
}
#endif
}
uint16_t to_beta_offset_harqack[16]={16,20,25,32,40,50,64,80,101,127,160,248,400,640,1008,8};
void handle_ulsch_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8;
LTE_eNB_ULSCH_t *ulsch=eNB->ulsch[UE_id];
LTE_UL_eNB_HARQ_t *ulsch_harq;
nfapi_ul_config_ulsch_harq_information *harq_information = &ul_config_pdu->ulsch_harq_pdu.harq_information;
int harq_pid = rel8->harq_process_number;
ulsch_harq = ulsch->harq_processes[harq_pid];
ulsch_harq->frame = frame;
ulsch_harq->subframe = subframe;
ulsch_harq->O_ACK = harq_information->harq_information_rel10.harq_size;
ulsch->beta_offset_harqack_times8 = to_beta_offset_harqack[harq_information->harq_information_rel10.delta_offset_harq];
}
uint16_t to_beta_offset_ri[16]={9,13,16,20,25,32,40,50,64,80,101,127,160,0,0,0};
uint16_t to_beta_offset_cqi[16]={0,0,9,10,11,13,14,16,18,20,23,25,28,32,40,50};
void handle_ulsch_cqi_ri_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
nfapi_ul_config_cqi_ri_information_rel9_t *rel9 = &ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9;
LTE_eNB_ULSCH_t *ulsch = eNB->ulsch[UE_id];
int harq_pid = ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number;
LTE_UL_eNB_HARQ_t *ulsch_harq = ulsch->harq_processes[harq_pid];
ulsch_harq->frame = frame;
ulsch_harq->subframe = subframe;
ulsch_harq->O_RI = rel9->aperiodic_cqi_pmi_ri_report.cc[0].ri_size;
ulsch_harq->Or1 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[0];
if (ulsch_harq->O_RI>1) ulsch_harq->Or2 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[1];
ulsch->beta_offset_ri_times8 = to_beta_offset_ri[rel9->delta_offset_ri];
ulsch->beta_offset_cqi_times8 = to_beta_offset_cqi[rel9->delta_offset_cqi];
}
void handle_ulsch_cqi_harq_ri_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
nfapi_ul_config_cqi_ri_information_rel9_t *rel9 = &ul_config_pdu->ulsch_cqi_harq_ri_pdu.cqi_ri_information.cqi_ri_information_rel9;
LTE_eNB_ULSCH_t *ulsch = eNB->ulsch[UE_id];
int harq_pid = ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number;
LTE_UL_eNB_HARQ_t *ulsch_harq = ulsch->harq_processes[harq_pid];
nfapi_ul_config_ulsch_harq_information *harq_information = &ul_config_pdu->ulsch_cqi_harq_ri_pdu.harq_information;
ulsch_harq->frame = frame;
ulsch_harq->subframe = subframe;
ulsch_harq->O_RI = rel9->aperiodic_cqi_pmi_ri_report.cc[0].ri_size;
ulsch_harq->Or1 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[0];
ulsch_harq->O_ACK = harq_information->harq_information_rel10.harq_size;
if (ulsch_harq->O_RI>1) ulsch_harq->Or2 = rel9->aperiodic_cqi_pmi_ri_report.cc[0].dl_cqi_pmi_size[1];
ulsch->beta_offset_harqack_times8 = to_beta_offset_harqack[harq_information->harq_information_rel10.delta_offset_harq];
ulsch->beta_offset_ri_times8 = to_beta_offset_ri[rel9->delta_offset_ri];
ulsch->beta_offset_cqi_times8 = to_beta_offset_cqi[rel9->delta_offset_cqi];
}
void handle_uci_harq_information(PHY_VARS_eNB *eNB, LTE_eNB_UCI *uci,nfapi_ul_config_harq_information *harq_information) {
if (eNB->frame_parms.frame_type == FDD) {
uci->num_pucch_resources = harq_information->harq_information_rel9_fdd.number_of_pucch_resources;
LOG_I(PHY,"Programming UCI HARQ mode %d : size %d in (%d,%d)\n",
harq_information->harq_information_rel9_fdd.ack_nack_mode,
harq_information->harq_information_rel9_fdd.harq_size,
uci->frame,uci->subframe);
if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 0) &&
(harq_information->harq_information_rel9_fdd.harq_size == 1)) {
uci->pucch_fmt = pucch_format1a;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 0) &&
(harq_information->harq_information_rel9_fdd.harq_size == 2)) {
uci->pucch_fmt = pucch_format1b;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 1) &&
(harq_information->harq_information_rel9_fdd.harq_size == 2)) {
uci->pucch_fmt = pucch_format1b_csA2;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 1) &&
(harq_information->harq_information_rel9_fdd.harq_size == 3)) {
uci->pucch_fmt = pucch_format1b_csA3;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
uci->n_pucch_1[2][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_2;
uci->n_pucch_1[2][1] = harq_information->harq_information_rel11.n_pucch_2_2;
}
else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 1) &&
(harq_information->harq_information_rel9_fdd.harq_size == 4)) {
uci->pucch_fmt = pucch_format1b_csA4;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
uci->n_pucch_1[2][0] = harq_information->harq_information_rel9_fdd.n_pucch_1_2;
uci->n_pucch_1[2][1] = harq_information->harq_information_rel11.n_pucch_2_2;
}
else if (harq_information->harq_information_rel9_fdd.ack_nack_mode == 2) {
uci->pucch_fmt = pucch_format3;
uci->n_pucch_3[0] = harq_information->harq_information_rel9_fdd.n_pucch_1_0;
uci->n_pucch_3[1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else AssertFatal(1==0,"unsupported HARQ mode %d\n",harq_information->harq_information_rel9_fdd.ack_nack_mode);
}
else { // TDD
uci->num_pucch_resources = harq_information->harq_information_rel10_tdd.number_of_pucch_resources;
if (harq_information->harq_information_rel10_tdd.ack_nack_mode == 0) {//bundling
uci->pucch_fmt = harq_information->harq_information_rel10_tdd.harq_size==1 ? pucch_format1a : pucch_format1b;
uci->tdd_bundling = 1;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel10_tdd.ack_nack_mode == 1) && //multiplexing
(uci->num_pucch_resources == 1)) {
uci->pucch_fmt = harq_information->harq_information_rel10_tdd.harq_size==1 ? pucch_format1a : pucch_format1b;
uci->tdd_bundling = 0;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else if ((harq_information->harq_information_rel10_tdd.ack_nack_mode == 1) && //multiplexing M>1
(uci->num_pucch_resources > 1)) {
uci->pucch_fmt = pucch_format1b;
uci->tdd_bundling = 0;
uci->n_pucch_1[0][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_1[0][1] = harq_information->harq_information_rel11.n_pucch_2_0;
uci->n_pucch_1[1][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_1;
uci->n_pucch_1[1][1] = harq_information->harq_information_rel11.n_pucch_2_1;
uci->n_pucch_1[2][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_2;
uci->n_pucch_1[2][1] = harq_information->harq_information_rel11.n_pucch_2_2;
uci->n_pucch_1[3][0] = harq_information->harq_information_rel10_tdd.n_pucch_1_3;
uci->n_pucch_1[3][1] = harq_information->harq_information_rel11.n_pucch_2_3;
}
else if (harq_information->harq_information_rel10_tdd.ack_nack_mode == 2) {
uci->pucch_fmt = pucch_format3;
uci->n_pucch_3[0] = harq_information->harq_information_rel10_tdd.n_pucch_1_0;
uci->n_pucch_3[1] = harq_information->harq_information_rel11.n_pucch_2_0;
}
else AssertFatal(1==0,"unsupported HARQ mode %d\n",harq_information->harq_information_rel10_tdd.ack_nack_mode);
}
}
void handle_uci_sr_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active) {
LTE_eNB_UCI *uci = &eNB->uci_vars[UE_id];
uci->frame = frame;
uci->subframe = subframe;
uci->rnti = ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti;
uci->type = SR;
uci->pucch_fmt = pucch_format1;
uci->num_antenna_ports = 1;
uci->num_pucch_resources = 1;
uci->n_pucch_1_0_sr[0] = ul_config_pdu->uci_sr_pdu.sr_information.sr_information_rel8.pucch_index;
uci->srs_active = srs_active;
uci->active = 1;
LOG_I(PHY,"Programming UCI SR rnti %x, pucch1_0 %d for (%d,%d)\n",
uci->rnti,uci->n_pucch_1_0_sr[0],frame,subframe);
}
void handle_uci_sr_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active) {
LTE_eNB_UCI *uci = &eNB->uci_vars[UE_id];
uci->frame = frame;
uci->subframe = subframe;
uci->rnti = ul_config_pdu->uci_sr_harq_pdu.ue_information.ue_information_rel8.rnti;
uci->type = HARQ_SR;
uci->num_antenna_ports = 1;
uci->num_pucch_resources = 1;
uci->n_pucch_1_0_sr[0] = ul_config_pdu->uci_sr_harq_pdu.sr_information.sr_information_rel8.pucch_index;
uci->srs_active = srs_active;
uci->active = 1;
handle_uci_harq_information(eNB,uci,&ul_config_pdu->uci_sr_harq_pdu.harq_information);
}
void handle_uci_harq_pdu(PHY_VARS_eNB *eNB,int UE_id,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe,uint8_t srs_active) {
LTE_eNB_UCI *uci = &eNB->uci_vars[UE_id];
uci->frame = frame;
uci->subframe = subframe;
uci->rnti = ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti;
uci->type = HARQ;
uci->srs_active = srs_active;
uci->num_antenna_ports = ul_config_pdu->uci_harq_pdu.harq_information.harq_information_rel11.num_ant_ports;
handle_uci_harq_information(eNB,uci,&ul_config_pdu->uci_harq_pdu.harq_information);
uci->active=1;
}
void handle_srs_pdu(PHY_VARS_eNB *eNB,nfapi_ul_config_request_pdu_t *ul_config_pdu,uint16_t frame,uint8_t subframe) {
int i;
for (i=0;i<NUMBER_OF_UE_MAX;i++) {
if (eNB->soundingrs_ul_config_dedicated[i].active==1) continue;
eNB->soundingrs_ul_config_dedicated[i].active = 1;
eNB->soundingrs_ul_config_dedicated[i].frame = frame;
eNB->soundingrs_ul_config_dedicated[i].subframe = subframe;
eNB->soundingrs_ul_config_dedicated[i].rnti = ul_config_pdu->srs_pdu.srs_pdu_rel8.rnti;
eNB->soundingrs_ul_config_dedicated[i].srs_Bandwidth = ul_config_pdu->srs_pdu.srs_pdu_rel8.srs_bandwidth;
eNB->soundingrs_ul_config_dedicated[i].srs_HoppingBandwidth = ul_config_pdu->srs_pdu.srs_pdu_rel8.srs_hopping_bandwidth;
eNB->soundingrs_ul_config_dedicated[i].freqDomainPosition = ul_config_pdu->srs_pdu.srs_pdu_rel8.frequency_domain_position;
eNB->soundingrs_ul_config_dedicated[i].transmissionComb = ul_config_pdu->srs_pdu.srs_pdu_rel8.transmission_comb;
eNB->soundingrs_ul_config_dedicated[i].srs_ConfigIndex = ul_config_pdu->srs_pdu.srs_pdu_rel8.i_srs;
eNB->soundingrs_ul_config_dedicated[i].cyclicShift = ul_config_pdu->srs_pdu.srs_pdu_rel8.sounding_reference_cyclic_shift;
break;
}
AssertFatal(i<NUMBER_OF_UE_MAX,"No room for SRS processing\n");
}
void handle_nfapi_ul_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
nfapi_ul_config_request_pdu_t *ul_config_pdu,
uint16_t frame,uint8_t subframe,uint8_t srs_present) {
nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8;
int8_t UE_id;
// check if we have received a dci for this ue and ulsch descriptor is configured
if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST))>=0,
"No existing UE ULSCH for rnti %x\n",rel8->rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
LOG_I(PHY,"Applying UL config for UE %d, rnti %x for frame %d, subframe %d\n",
UE_id,rel8->rnti,frame,subframe);
fill_ulsch(eNB,&ul_config_pdu->ulsch_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
fill_ulsch(eNB,&ul_config_pdu->ulsch_harq_pdu.ulsch_pdu,frame,subframe);
handle_ulsch_harq_pdu(eNB,UE_id,ul_config_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,
eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
fill_ulsch(eNB,&ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu,frame,subframe);
handle_ulsch_cqi_ri_pdu(eNB,UE_id,ul_config_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE) {
AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,
eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
AssertFatal(eNB->ulsch[UE_id]->harq_mask > 0,
"ulsch for UE_id %d is not active\n",UE_id);
fill_ulsch(eNB,&ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu,frame,subframe);
handle_ulsch_cqi_harq_ri_pdu(eNB,UE_id,ul_config_pdu,frame,subframe);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_uci(ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti,
proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE UCI for rnti %x\n",ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti);
handle_uci_harq_pdu(eNB,UE_id,ul_config_pdu,frame,subframe,srs_present);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE) {
AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE not handled yet\n");
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE) {
AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE not handled yet\n");
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE) {
AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE not handled yet\n");
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE) {
AssertFatal((UE_id = find_uci(ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti,
proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE UCI for rnti %x\n",ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti);
handle_uci_sr_pdu(eNB,UE_id,ul_config_pdu,frame,subframe,srs_present);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE) {
AssertFatal((UE_id = find_uci(rel8->rnti,proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No available UE UCI for rnti %x\n",ul_config_pdu->uci_sr_harq_pdu.ue_information.ue_information_rel8.rnti);
handle_uci_sr_harq_pdu(eNB,UE_id,ul_config_pdu,frame,subframe,srs_present);
}
else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_SRS_PDU_TYPE) {
handle_srs_pdu(eNB,ul_config_pdu,frame,subframe);
}
}
void schedule_response(Sched_Rsp_t *Sched_INFO) {
PHY_VARS_eNB *eNB;
eNB_rxtx_proc_t *proc;
// copy data from L2 interface into L1 structures
module_id_t Mod_id = Sched_INFO->module_id;
uint8_t CC_id = Sched_INFO->CC_id;
nfapi_dl_config_request_t *DL_req = Sched_INFO->DL_req;
nfapi_hi_dci0_request_t *HI_DCI0_req = Sched_INFO->HI_DCI0_req;
nfapi_ul_config_request_t *UL_req = Sched_INFO->UL_req;
nfapi_tx_request_t *TX_req = Sched_INFO->TX_req;
frame_t frame = Sched_INFO->frame;
sub_frame_t subframe = Sched_INFO->subframe;
LTE_DL_FRAME_PARMS *fp;
int ul_subframe;
int ul_frame;
int harq_pid;
LTE_UL_eNB_HARQ_t *ulsch_harq;
AssertFatal(RC.eNB!=NULL,"RC.eNB is null\n");
AssertFatal(RC.eNB[Mod_id]!=NULL,"RC.eNB[%d] is null\n",Mod_id);
AssertFatal(RC.eNB[Mod_id][CC_id]!=NULL,"RC.eNB[%d][%d] is null\n",Mod_id,CC_id);
eNB = RC.eNB[Mod_id][CC_id];
fp = &eNB->frame_parms;
proc = &eNB->proc.proc_rxtx[0];
ul_subframe = pdcch_alloc2ul_subframe(fp,subframe);
ul_frame = pdcch_alloc2ul_frame(fp,frame,subframe);
AssertFatal(proc->subframe_tx == subframe, "Current subframe %d != NFAPI subframe %d\n",proc->subframe_tx,subframe);
AssertFatal(proc->subframe_tx == subframe, "Current frame %d != NFAPI frame %d\n",proc->frame_tx,frame);
uint8_t number_dl_pdu = DL_req->dl_config_request_body.number_pdu;
uint8_t number_hi_dci0_pdu = HI_DCI0_req->hi_dci0_request_body.number_of_dci+HI_DCI0_req->hi_dci0_request_body.number_of_hi;
uint8_t number_ul_pdu = UL_req->ul_config_request_body.number_of_pdus;
nfapi_dl_config_request_pdu_t *dl_config_pdu;
nfapi_hi_dci0_request_pdu_t *hi_dci0_req_pdu;
nfapi_ul_config_request_pdu_t *ul_config_pdu;
int i;
eNB->pdcch_vars[subframe&1].num_pdcch_symbols = DL_req->dl_config_request_body.number_pdcch_ofdm_symbols;
eNB->pdcch_vars[subframe&1].num_dci = 0;
eNB->phich_vars[subframe&1].num_hi = 0;
LOG_I(PHY,"NFAPI: Frame %d, Subframe %d: received %d dl_pdu, %d tx_req, %d hi_dci0_config_req, %d UL_config \n",
frame,subframe,number_dl_pdu,TX_req->tx_request_body.number_of_pdus,number_hi_dci0_pdu,number_ul_pdu);
if ((subframe_select(fp,ul_subframe)==SF_UL) ||
(fp->frame_type == FDD)) {
harq_pid = subframe2harq_pid(fp,ul_frame,ul_subframe);
// clear DCI allocation maps for new subframe
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
if (eNB->ulsch[i]) {
ulsch_harq = eNB->ulsch[i]->harq_processes[harq_pid];
ulsch_harq->dci_alloc=0;
ulsch_harq->rar_alloc=0;
}
}
}
for (i=0;i<number_dl_pdu;i++) {
dl_config_pdu = &DL_req->dl_config_request_body.dl_config_pdu_list[i];
LOG_I(PHY,"NFAPI: dl_pdu %d : type %d\n",i,dl_config_pdu->pdu_type);
switch (dl_config_pdu->pdu_type) {
case NFAPI_DL_CONFIG_DCI_DL_PDU_TYPE:
handle_nfapi_dci_dl_pdu(eNB,proc,dl_config_pdu);
eNB->pdcch_vars[subframe&1].num_dci++;
break;
case NFAPI_DL_CONFIG_BCH_PDU_TYPE:
AssertFatal(dl_config_pdu->bch_pdu.bch_pdu_rel8.pdu_index<TX_req->tx_request_body.number_of_pdus,
"bch_pdu_rel8.pdu_index>=TX_req->number_of_pdus (%d>%d)\n",
dl_config_pdu->bch_pdu.bch_pdu_rel8.pdu_index,
TX_req->tx_request_body.number_of_pdus);
eNB->pbch_configured=1;
handle_nfapi_bch_pdu(eNB,proc,dl_config_pdu,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->bch_pdu.bch_pdu_rel8.pdu_index].segments[0].segment_data);
break;
case NFAPI_DL_CONFIG_MCH_PDU_TYPE:
// handle_nfapi_mch_dl_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_DLSCH_PDU_TYPE:
AssertFatal(dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index<TX_req->tx_request_body.number_of_pdus,
"dlsch_pdu_rel8.pdu_index>=TX_req->number_of_pdus (%d>%d)\n",
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index,
TX_req->tx_request_body.number_of_pdus);
AssertFatal((dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks<3) &&
(dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks>0),
"dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks = %d not in [1,2]\n",
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks);
handle_nfapi_dlsch_pdu(eNB,proc,dl_config_pdu,
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks-1,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data);
if (dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.rnti == eNB->preamble_list[0].preamble_rel8.rnti) {// is RAR pdu
LOG_I(PHY,"Frame %d, Subframe %d: Received LTE RAR pdu, programming based on UL Grant\n",frame,subframe);
generate_eNB_ulsch_params_from_rar(eNB,
TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
frame,
subframe);
}
break;
case NFAPI_DL_CONFIG_PCH_PDU_TYPE:
// handle_nfapi_pch_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_PRS_PDU_TYPE:
// handle_nfapi_prs_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_CSI_RS_PDU_TYPE:
// handle_nfapi_csi_rs_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_EPDCCH_DL_PDU_TYPE:
// handle_nfapi_epdcch_pdu(eNB,dl_config_pdu);
break;
case NFAPI_DL_CONFIG_MPDCCH_PDU_TYPE:
handle_nfapi_mpdcch_pdu(eNB,proc,dl_config_pdu);
eNB->mpdcch_vars[subframe&1].num_dci++;
break;
}
}
for (i=0;i<number_hi_dci0_pdu;i++) {
hi_dci0_req_pdu = &HI_DCI0_req->hi_dci0_request_body.hi_dci0_pdu_list[i];
LOG_I(PHY,"NFAPI: hi_dci0_pdu %d : type %d\n",i,hi_dci0_req_pdu->pdu_type);
switch (hi_dci0_req_pdu->pdu_type) {
case NFAPI_HI_DCI0_DCI_PDU_TYPE:
handle_nfapi_hi_dci0_dci_pdu(eNB,proc,hi_dci0_req_pdu);
eNB->pdcch_vars[subframe&1].num_dci++;
break;
case NFAPI_HI_DCI0_HI_PDU_TYPE:
handle_nfapi_hi_dci0_hi_pdu(eNB,proc,hi_dci0_req_pdu);
break;
}
}
for (i=0;i<number_ul_pdu;i++) {
ul_config_pdu = &UL_req->ul_config_request_body.ul_config_pdu_list[i];
LOG_I(PHY,"NFAPI: ul_pdu %d : type %d\n",i,ul_config_pdu->pdu_type);
AssertFatal(ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE ||
ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE
,
"Optional UL_PDU type %d not supported\n",ul_config_pdu->pdu_type);
handle_nfapi_ul_pdu(eNB,proc,ul_config_pdu,UL_req->sfn_sf>>4,UL_req->sfn_sf&0xf,UL_req->ul_config_request_body.srs_present);
}
}
void phy_procedures_eNB_TX(PHY_VARS_eNB *eNB,
eNB_rxtx_proc_t *proc,
......
openair2/RRC/LITE/MESSAGES/asn1_msg.c
View file @ 0b5be18c
......@@ -2426,6 +2426,7 @@ uint8_t do_DLInformationTransfer(uint8_t Mod_id, uint8_t **buffer, uint8_t trans
encoded = uper_encode_to_new_buffer (&asn_DEF_DL_DCCH_Message, NULL, (void*) &dl_dcch_msg, (void **) buffer);
/*
#if defined(ENABLE_ITTI)
# if !defined(DISABLE_XER_SPRINT)
{
......@@ -2444,6 +2445,7 @@ uint8_t do_DLInformationTransfer(uint8_t Mod_id, uint8_t **buffer, uint8_t trans
}
# endif
#endif
*/
return encoded;
}
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment