Cedric Roux
2c89929611
- Fixed compiler warnings Pre-ci test passed git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4388 818b1a75-f10b-46b9-bf7c-635c3b92a50f
229 lines
8.3 KiB
C
229 lines
8.3 KiB
C
#include <string.h>
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#include <math.h>
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#include <unistd.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <time.h>
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#include "init_lte.h"
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#include "PHY/extern.h"
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#include "MAC_INTERFACE/extern.h"
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#ifdef OPENAIR2
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#include "LAYER2/MAC/defs.h"
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#include "LAYER2/MAC/extern.h"
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#include "UTIL/LOG/log_if.h"
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#include "PHY_INTERFACE/extern.h"
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#endif
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PHY_VARS_eNB* init_lte_eNB(LTE_DL_FRAME_PARMS *frame_parms,
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u8 eNB_id,
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u8 Nid_cell,
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u8 cooperation_flag,
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u8 transmission_mode,
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u8 abstraction_flag) {
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int i,j;
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PHY_VARS_eNB* PHY_vars_eNB = malloc(sizeof(PHY_VARS_eNB));
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memset(PHY_vars_eNB,0,sizeof(PHY_VARS_eNB));
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PHY_vars_eNB->Mod_id=eNB_id;
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PHY_vars_eNB->cooperation_flag=cooperation_flag;
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memcpy(&(PHY_vars_eNB->lte_frame_parms), frame_parms, sizeof(LTE_DL_FRAME_PARMS));
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PHY_vars_eNB->lte_frame_parms.Nid_cell = ((Nid_cell/3)*3)+((eNB_id+Nid_cell)%3);
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PHY_vars_eNB->lte_frame_parms.nushift = PHY_vars_eNB->lte_frame_parms.Nid_cell%6;
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phy_init_lte_eNB(PHY_vars_eNB,0,cooperation_flag,abstraction_flag);
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LOG_I(PHY,"init eNB: Nid_cell %d\n", frame_parms->Nid_cell);
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LOG_I(PHY,"init eNB: frame_type %d,tdd_config %d\n", frame_parms->frame_type,frame_parms->tdd_config);
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LOG_I(PHY,"init eNB: number of ue max %d number of enb max %d number of harq pid max %d\n",
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NUMBER_OF_UE_MAX, NUMBER_OF_eNB_MAX, NUMBER_OF_HARQ_PID_MAX);
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for (i=0;i<NUMBER_OF_UE_MAX;i++) {
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for (j=0;j<2;j++) {
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PHY_vars_eNB->dlsch_eNB[i][j] = new_eNB_dlsch(1,NUMBER_OF_HARQ_PID_MAX,frame_parms->N_RB_DL,abstraction_flag);
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if (!PHY_vars_eNB->dlsch_eNB[i][j]) {
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LOG_E(PHY,"Can't get eNB dlsch structures for UE %d \n", i);
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exit(-1);
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}
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else {
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LOG_D(PHY,"dlsch_eNB[%d][%d] => %p\n",i,j,PHY_vars_eNB->dlsch_eNB[i][j]);
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PHY_vars_eNB->dlsch_eNB[i][j]->rnti=0;
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}
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}
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PHY_vars_eNB->ulsch_eNB[1+i] = new_eNB_ulsch(NUMBER_OF_HARQ_PID_MAX,MAX_TURBO_ITERATIONS, frame_parms->N_RB_UL, abstraction_flag);
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if (!PHY_vars_eNB->ulsch_eNB[1+i]) {
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LOG_E(PHY,"Can't get eNB ulsch structures\n");
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exit(-1);
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}
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// this is the transmission mode for the signalling channels
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// this will be overwritten with the real transmission mode by the RRC once the UE is connected
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PHY_vars_eNB->transmission_mode[i] = transmission_mode;
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}
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// ULSCH for RA
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PHY_vars_eNB->ulsch_eNB[0] = new_eNB_ulsch(NUMBER_OF_HARQ_PID_MAX,MAX_TURBO_ITERATIONS, frame_parms->N_RB_UL, abstraction_flag);
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if (!PHY_vars_eNB->ulsch_eNB[0]) {
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LOG_E(PHY,"Can't get eNB ulsch structures\n");
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exit(-1);
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}
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PHY_vars_eNB->dlsch_eNB_SI = new_eNB_dlsch(1,1,frame_parms->N_RB_DL, abstraction_flag);
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LOG_D(PHY,"eNB %d : SI %p\n",eNB_id,PHY_vars_eNB->dlsch_eNB_SI);
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PHY_vars_eNB->dlsch_eNB_ra = new_eNB_dlsch(1,1,frame_parms->N_RB_DL, abstraction_flag);
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LOG_D(PHY,"eNB %d : RA %p\n",eNB_id,PHY_vars_eNB->dlsch_eNB_ra);
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PHY_vars_eNB->dlsch_eNB_MCH = new_eNB_dlsch(1,NUMBER_OF_HARQ_PID_MAX,frame_parms->N_RB_DL, 0);
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LOG_D(PHY,"eNB %d : MCH %p\n",eNB_id,PHY_vars_eNB->dlsch_eNB_MCH);
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PHY_vars_eNB->rx_total_gain_eNB_dB=140;
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for(i=0;i<NUMBER_OF_UE_MAX;i++)
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PHY_vars_eNB->mu_mimo_mode[i].dl_pow_off = 2;
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PHY_vars_eNB->check_for_total_transmissions = 0;
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PHY_vars_eNB->check_for_MUMIMO_transmissions = 0;
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PHY_vars_eNB->FULL_MUMIMO_transmissions = 0;
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PHY_vars_eNB->check_for_SUMIMO_transmissions = 0;
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PHY_vars_eNB->lte_frame_parms.pucch_config_common.deltaPUCCH_Shift = 1;
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return (PHY_vars_eNB);
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}
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PHY_VARS_UE* init_lte_UE(LTE_DL_FRAME_PARMS *frame_parms,
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u8 UE_id,
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u8 abstraction_flag,
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u8 transmission_mode) {
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int i,j;
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PHY_VARS_UE* PHY_vars_UE = malloc(sizeof(PHY_VARS_UE));
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memset(PHY_vars_UE,0,sizeof(PHY_VARS_UE));
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PHY_vars_UE->Mod_id=UE_id;
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memcpy(&(PHY_vars_UE->lte_frame_parms), frame_parms, sizeof(LTE_DL_FRAME_PARMS));
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phy_init_lte_ue(PHY_vars_UE,1,abstraction_flag);
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for (i=0;i<NUMBER_OF_CONNECTED_eNB_MAX;i++) {
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for (j=0;j<2;j++) {
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PHY_vars_UE->dlsch_ue[i][j] = new_ue_dlsch(1,NUMBER_OF_HARQ_PID_MAX,MAX_TURBO_ITERATIONS,frame_parms->N_RB_DL, abstraction_flag);
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if (!PHY_vars_UE->dlsch_ue[i][j]) {
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LOG_E(PHY,"Can't get ue dlsch structures\n");
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exit(-1);
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}
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else
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LOG_D(PHY,"dlsch_ue[%d][%d] => %p\n",UE_id,i,PHY_vars_UE->dlsch_ue[i][j]);
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}
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PHY_vars_UE->ulsch_ue[i] = new_ue_ulsch(NUMBER_OF_HARQ_PID_MAX,frame_parms->N_RB_UL, abstraction_flag);
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if (!PHY_vars_UE->ulsch_ue[i]) {
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LOG_E(PHY,"Can't get ue ulsch structures\n");
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exit(-1);
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}
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PHY_vars_UE->dlsch_ue_SI[i] = new_ue_dlsch(1,1,MAX_TURBO_ITERATIONS,frame_parms->N_RB_DL, abstraction_flag);
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PHY_vars_UE->dlsch_ue_ra[i] = new_ue_dlsch(1,1,MAX_TURBO_ITERATIONS,frame_parms->N_RB_DL, abstraction_flag);
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PHY_vars_UE->transmission_mode[i] = transmission_mode;
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}
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PHY_vars_UE->lte_frame_parms.pucch_config_common.deltaPUCCH_Shift = 1;
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PHY_vars_UE->dlsch_ue_MCH[0] = new_ue_dlsch(1,NUMBER_OF_HARQ_PID_MAX,MAX_TURBO_ITERATIONS_MBSFN,frame_parms->N_RB_DL,0);
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return (PHY_vars_UE);
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}
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PHY_VARS_RN* init_lte_RN(LTE_DL_FRAME_PARMS *frame_parms,
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u8 RN_id,
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u8 eMBMS_active_state) {
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int i;
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PHY_VARS_RN* PHY_vars_RN = malloc(sizeof(PHY_VARS_RN));
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memset(PHY_vars_RN,0,sizeof(PHY_VARS_RN));
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PHY_vars_RN->Mod_id=RN_id;
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if (eMBMS_active_state == multicast_relay) {
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for (i=0; i < 10 ; i++){ // num SF in a frame
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PHY_vars_RN->dlsch_rn_MCH[i] = new_ue_dlsch(1,1,MAX_TURBO_ITERATIONS_MBSFN,frame_parms->N_RB_DL, 0);
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LOG_D(PHY,"eNB %d : MCH[%d] %p\n",RN_id,i,PHY_vars_RN->dlsch_rn_MCH[i]);
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}
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} else {
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PHY_vars_RN->dlsch_rn_MCH[0] = new_ue_dlsch(1,1,MAX_TURBO_ITERATIONS,frame_parms->N_RB_DL, 0);
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LOG_D(PHY,"eNB %d : MCH[0] %p\n",RN_id,PHY_vars_RN->dlsch_rn_MCH[0]);
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}
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return (PHY_vars_RN);
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}
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void init_lte_vars(LTE_DL_FRAME_PARMS **frame_parms,
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u8 frame_type,
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u8 tdd_config,
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u8 tdd_config_S,
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u8 extended_prefix_flag,
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u8 N_RB_DL,
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u16 Nid_cell,
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u8 cooperation_flag,u8 transmission_mode,u8 abstraction_flag,
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int nb_antennas_rx, u8 eMBMS_active_state) {
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u8 eNB_id,UE_id,RN_id;
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mac_xface = malloc(sizeof(MAC_xface));
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memset(mac_xface, 0, sizeof(MAC_xface));
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LOG_I(PHY,"init lte parms: Nid_cell %d, Frame type %d, N_RB_DL %d\n",Nid_cell,frame_type,N_RB_DL);
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*frame_parms = calloc(1, sizeof(LTE_DL_FRAME_PARMS));
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(*frame_parms)->frame_type = frame_type;
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(*frame_parms)->tdd_config = tdd_config;
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(*frame_parms)->tdd_config_S = tdd_config_S;
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(*frame_parms)->N_RB_DL = N_RB_DL;
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(*frame_parms)->N_RB_UL = (*frame_parms)->N_RB_DL;
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(*frame_parms)->phich_config_common.phich_resource = oneSixth;
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(*frame_parms)->phich_config_common.phich_duration = normal;
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(*frame_parms)->Ncp = extended_prefix_flag;
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(*frame_parms)->Nid_cell = Nid_cell;
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(*frame_parms)->nushift = (Nid_cell%6);
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(*frame_parms)->nb_antennas_tx = (transmission_mode == 1) ? 1 : 2;
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(*frame_parms)->nb_antennas_tx_eNB = (transmission_mode == 1) ? 1 : 2;
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(*frame_parms)->nb_antennas_rx = (transmission_mode == 1) ? 1 : 2;
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(*frame_parms)->mode1_flag = (transmission_mode == 1) ? 1 : 0;
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init_frame_parms(*frame_parms,1);
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(*frame_parms)->pusch_config_common.ul_ReferenceSignalsPUSCH.cyclicShift = 0;//n_DMRS1 set to 0
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(*frame_parms)->pusch_config_common.ul_ReferenceSignalsPUSCH.groupHoppingEnabled = 1;
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(*frame_parms)->pusch_config_common.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled = 0;
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(*frame_parms)->pusch_config_common.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH = 0;
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init_ul_hopping(*frame_parms);
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phy_init_top(*frame_parms);
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phy_init_lte_top(*frame_parms);
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PHY_vars_eNB_g = malloc(NB_eNB_INST*sizeof(PHY_VARS_eNB*));
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for (eNB_id=0; eNB_id<NB_eNB_INST;eNB_id++){
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PHY_vars_eNB_g[eNB_id] = init_lte_eNB(*frame_parms,eNB_id,Nid_cell,cooperation_flag,transmission_mode,abstraction_flag);
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}
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(*frame_parms)->nb_antennas_tx = 1;
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(*frame_parms)->nb_antennas_rx = nb_antennas_rx;
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PHY_vars_UE_g = malloc(NB_UE_INST*sizeof(PHY_VARS_UE*));
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for (UE_id=0; UE_id<NB_UE_INST;UE_id++){
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PHY_vars_UE_g[UE_id] = init_lte_UE(*frame_parms, UE_id,abstraction_flag,transmission_mode);
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}
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if (NB_RN_INST > 0) {
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PHY_vars_RN_g = malloc(NB_RN_INST*sizeof(PHY_VARS_RN*));
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for (RN_id=0; RN_id<NB_RN_INST;RN_id++){
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PHY_vars_RN_g[RN_id] = init_lte_RN(*frame_parms,RN_id,eMBMS_active_state);
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}
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}
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}
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