Commit 0cd250bc authored by Elena Lukashova's avatar Elena Lukashova

1. Fixing remaining bugs form merge. Both simulators pass all the test.

2. Adding dlsch_encoding_SIC, where the fisrt argument is UE structure.
3. Adding general test cases for dlsim_tm4 simulator. 015110.
parent d1d4bb9f
......@@ -729,6 +729,186 @@ int dlsch_encoding(PHY_VARS_eNB *eNB,
return(0);
}
int dlsch_encoding_SIC(PHY_VARS_UE *ue,
unsigned char *a,
uint8_t num_pdcch_symbols,
LTE_eNB_DLSCH_t *dlsch,
int frame,
uint8_t subframe,
time_stats_t *rm_stats,
time_stats_t *te_stats,
time_stats_t *i_stats)
{
unsigned int G;
unsigned int crc=1;
unsigned short iind;
LTE_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
unsigned char harq_pid = dlsch->current_harq_pid;
unsigned short nb_rb = dlsch->harq_processes[harq_pid]->nb_rb;
unsigned int A;
unsigned char mod_order;
unsigned int Kr=0,Kr_bytes,r,r_offset=0;
unsigned short m=dlsch->harq_processes[harq_pid]->mcs;
uint8_t beamforming_mode=0;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ENCODING, VCD_FUNCTION_IN);
A = dlsch->harq_processes[harq_pid]->TBS; //6228
// printf("Encoder: A: %d\n",A);
mod_order = get_Qm(dlsch->harq_processes[harq_pid]->mcs);
if(dlsch->harq_processes[harq_pid]->mimo_mode == TM7)
beamforming_mode = 7;
else if(dlsch->harq_processes[harq_pid]->mimo_mode == TM8)
beamforming_mode = 8;
else if(dlsch->harq_processes[harq_pid]->mimo_mode == TM9_10)
beamforming_mode = 9;
G = get_G(frame_parms,nb_rb,dlsch->harq_processes[harq_pid]->rb_alloc,mod_order,dlsch->harq_processes[harq_pid]->Nl,num_pdcch_symbols,frame,subframe,beamforming_mode);
// if (dlsch->harq_processes[harq_pid]->Ndi == 1) { // this is a new packet
if (dlsch->harq_processes[harq_pid]->round == 0) { // this is a new packet
/*
int i;
printf("dlsch (tx): \n");
for (i=0;i<(A>>3);i++)
printf("%02x.",a[i]);
printf("\n");
*/
// Add 24-bit crc (polynomial A) to payload
crc = crc24a(a,
A)>>8;
a[A>>3] = ((uint8_t*)&crc)[2];
a[1+(A>>3)] = ((uint8_t*)&crc)[1];
a[2+(A>>3)] = ((uint8_t*)&crc)[0];
// printf("CRC %x (A %d)\n",crc,A);
dlsch->harq_processes[harq_pid]->B = A+24;
// dlsch->harq_processes[harq_pid]->b = a;
memcpy(dlsch->harq_processes[harq_pid]->b,a,(A/8)+4);
if (lte_segmentation(dlsch->harq_processes[harq_pid]->b,
dlsch->harq_processes[harq_pid]->c,
dlsch->harq_processes[harq_pid]->B,
&dlsch->harq_processes[harq_pid]->C,
&dlsch->harq_processes[harq_pid]->Cplus,
&dlsch->harq_processes[harq_pid]->Cminus,
&dlsch->harq_processes[harq_pid]->Kplus,
&dlsch->harq_processes[harq_pid]->Kminus,
&dlsch->harq_processes[harq_pid]->F)<0)
return(-1);
for (r=0; r<dlsch->harq_processes[harq_pid]->C; r++) {
if (r<dlsch->harq_processes[harq_pid]->Cminus)
Kr = dlsch->harq_processes[harq_pid]->Kminus;
else
Kr = dlsch->harq_processes[harq_pid]->Kplus;
Kr_bytes = Kr>>3;
// get interleaver index for Turbo code (lookup in Table 5.1.3-3 36-212, V8.6 2009-03, p. 13-14)
if (Kr_bytes<=64)
iind = (Kr_bytes-5);
else if (Kr_bytes <=128)
iind = 59 + ((Kr_bytes-64)>>1);
else if (Kr_bytes <= 256)
iind = 91 + ((Kr_bytes-128)>>2);
else if (Kr_bytes <= 768)
iind = 123 + ((Kr_bytes-256)>>3);
else {
printf("dlsch_coding: Illegal codeword size %d!!!\n",Kr_bytes);
return(-1);
}
#ifdef DEBUG_DLSCH_CODING
printf("Generating Code Segment %d (%d bits)\n",r,Kr);
// generate codewords
printf("bits_per_codeword (Kr)= %d, A %d\n",Kr,A);
printf("N_RB = %d\n",nb_rb);
printf("Ncp %d\n",frame_parms->Ncp);
printf("mod_order %d\n",mod_order);
#endif
#ifdef DEBUG_DLSCH_CODING
printf("Encoding ... iind %d f1 %d, f2 %d\n",iind,f1f2mat_old[iind*2],f1f2mat_old[(iind*2)+1]);
#endif
start_meas(te_stats);
threegpplte_turbo_encoder(dlsch->harq_processes[harq_pid]->c[r],
Kr>>3,
&dlsch->harq_processes[harq_pid]->d[r][96],
(r==0) ? dlsch->harq_processes[harq_pid]->F : 0,
f1f2mat_old[iind*2], // f1 (see 36121-820, page 14)
f1f2mat_old[(iind*2)+1] // f2 (see 36121-820, page 14)
);
stop_meas(te_stats);
#ifdef DEBUG_DLSCH_CODING
if (r==0)
write_output("enc_output0.m","enc0",&dlsch->harq_processes[harq_pid]->d[r][96],(3*8*Kr_bytes)+12,1,4);
#endif
start_meas(i_stats);
dlsch->harq_processes[harq_pid]->RTC[r] =
sub_block_interleaving_turbo(4+(Kr_bytes*8),
&dlsch->harq_processes[harq_pid]->d[r][96],
dlsch->harq_processes[harq_pid]->w[r]);
stop_meas(i_stats);
}
}
// Fill in the "e"-sequence from 36-212, V8.6 2009-03, p. 16-17 (for each "e") and concatenate the
// outputs for each code segment, see Section 5.1.5 p.20
for (r=0; r<dlsch->harq_processes[harq_pid]->C; r++) {
#ifdef DEBUG_DLSCH_CODING
printf("Rate Matching, Code segment %d (coded bits (G) %d,unpunctured/repeated bits per code segment %d,mod_order %d, nb_rb %d)...\n",
r,
G,
Kr*3,
mod_order,nb_rb);
#endif
start_meas(rm_stats);
r_offset += lte_rate_matching_turbo(dlsch->harq_processes[harq_pid]->RTC[r],
G, //G
dlsch->harq_processes[harq_pid]->w[r],
dlsch->harq_processes[harq_pid]->e+r_offset,
dlsch->harq_processes[harq_pid]->C, // C
dlsch->Nsoft, // Nsoft,
dlsch->Mdlharq,
dlsch->Kmimo,
dlsch->harq_processes[harq_pid]->rvidx,
get_Qm(dlsch->harq_processes[harq_pid]->mcs),
dlsch->harq_processes[harq_pid]->Nl,
r,
nb_rb,
m); // r
stop_meas(rm_stats);
#ifdef DEBUG_DLSCH_CODING
if (r==dlsch->harq_processes[harq_pid]->C-1)
write_output("enc_output.m","enc",dlsch->harq_processes[harq_pid]->e,r_offset,1,4);
#endif
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ENCODING, VCD_FUNCTION_OUT);
return(0);
}
#ifdef PHY_ABSTRACTION
void dlsch_encoding_emul(PHY_VARS_eNB *phy_vars_eNB,
uint8_t *DLSCH_pdu,
......
......@@ -121,6 +121,18 @@ int32_t dlsch_encoding(PHY_VARS_eNB *eNB,
time_stats_t *te_stats,
time_stats_t *i_stats);
int32_t dlsch_encoding_SIC(PHY_VARS_UE *ue,
uint8_t *a,
uint8_t num_pdcch_symbols,
LTE_eNB_DLSCH_t *dlsch,
int frame,
uint8_t subframe,
time_stats_t *rm_stats,
time_stats_t *te_stats,
time_stats_t *i_stats);
/** \fn dlsch_encoding_2threads(PHY_VARS_eNB *eNB,
uint8_t *input_buffer,
uint8_t num_pdcch_symbols,
......
......@@ -3089,11 +3089,12 @@ int main(int argc, char **argv)
}
start_meas(&eNB->dlsch_encoding_stats);
if (dlsch_encoding(((TB==0) ? input_buffer0[k] : input_buffer1[k]),
&eNB->frame_parms,
if (dlsch_encoding(eNB,
(TB==0) ? input_buffer0[k] : input_buffer1[k],
num_pdcch_symbols,
eNB->dlsch[k][TB],
0,subframe,
0,
subframe,
&eNB->dlsch_rate_matching_stats,
&eNB->dlsch_turbo_encoding_stats,
&eNB->dlsch_interleaving_stats)<0)
......@@ -4058,8 +4059,8 @@ int main(int argc, char **argv)
UE->dlsch_eNB[eNB_id]->rnti = UE->dlsch[eNB_id][0]->rnti;
UE->dlsch_eNB[eNB_id]->current_harq_pid = UE->dlsch[eNB_id][0]->current_harq_pid;
dlsch_encoding(input_buffer0[0], //UE->dlsch[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->b,
&UE->frame_parms,
dlsch_encoding_SIC(UE,
input_buffer0[0], //UE->dlsch[eNB_id][0]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][0]->current_harq_pid]->b,,
num_pdcch_symbols,
UE->dlsch_eNB[eNB_id],
0,
......
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