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Allowed UL-SCH test and mex to run with RV idx > 0 and fixed memory leak in MEX

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master
ismagom 10 years ago
parent a3ae7a3264
commit 908e4f0373
5 changed files with 120 additions and 77 deletions
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1
lte/phy/lib/phch/src/harq.c
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@ -131,6 +131,7 @@ int harq_init(harq_t *q, lte_cell_t cell) {
perror("malloc");
return LIBLTE_ERROR;
}
bzero(q->pdsch_w_buff_c[i], sizeof(uint8_t) * q->w_buff_size);
}
ret = LIBLTE_SUCCESS;
}

4
lte/phy/lib/phch/src/uci.c
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@ -203,7 +203,7 @@ static int uci_ulsch_interleave_ack(uint8_t ack_coded_bits[6], uint32_t ack_q_bi
const uint32_t ack_column_set_norm[4] = {2, 3, 8, 9};
const uint32_t ack_column_set_ext[4] = {1, 2, 6, 7};
if (H_prime_total/N_pusch_symbs > 1+ack_q_bit_idx/4) {
if (H_prime_total/N_pusch_symbs >= 1+ack_q_bit_idx/4) {
uint32_t row = H_prime_total/N_pusch_symbs-1-ack_q_bit_idx/4;
uint32_t colidx = (3*ack_q_bit_idx)%4;
uint32_t col = CP_ISNORM(cp)?ack_column_set_norm[colidx]:ack_column_set_ext[colidx];
@ -227,7 +227,7 @@ static int uci_ulsch_interleave_ri(uint8_t ri_coded_bits[6], uint32_t ri_q_bit_i
static uint32_t ri_column_set_norm[4] = {1, 4, 7, 10};
static uint32_t ri_column_set_ext[4] = {0, 3, 5, 8};
if (H_prime_total/N_pusch_symbs > 1+ri_q_bit_idx/4) {
if (H_prime_total/N_pusch_symbs >= 1+ri_q_bit_idx/4) {
uint32_t row = H_prime_total/N_pusch_symbs-1-ri_q_bit_idx/4;
uint32_t colidx = (3*ri_q_bit_idx)%4;
uint32_t col = CP_ISNORM(cp)?ri_column_set_norm[colidx]:ri_column_set_ext[colidx];

93
lte/phy/lib/phch/test/pusch_test.c
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@ -125,7 +125,6 @@ int main(int argc, char **argv) {
ra_mcs_t mcs;
ra_prb_t prb_alloc;
harq_t harq_process;
uint32_t rv = 0;
parse_args(argc,argv);
@ -186,63 +185,71 @@ int main(int argc, char **argv) {
printf("INPUT: ");
vec_fprint_b(stdout, data, mcs.tbs);
for (rv=0;rv<=rv_idx;rv++) {
printf("Encoding rv_idx=%d\n",rv);
printf("Encoding rv_idx=%d\n",rv_idx);
uint8_t tmp[20];
for (i=0;i<20;i++) {
tmp[i] = 1;
}
uci_data_t uci_data;
bzero(&uci_data, sizeof(uci_data_t));
uci_data.beta_cqi = 2.0;
uci_data.beta_ri = 2.0;
uci_data.beta_ack = 2.0;
uci_data.uci_cqi = tmp;
uci_data.uci_cqi_len = 0;
uci_data.uci_ri_len = 1;
uci_data.uci_ri = 1;
uci_data.uci_ack_len = 1;
uci_data.uci_ack = 1;
uint8_t tmp[20];
for (i=0;i<20;i++) {
tmp[i] = 1;
}
uci_data_t uci_data;
bzero(&uci_data, sizeof(uci_data_t));
uci_data.beta_cqi = 2.0;
uci_data.beta_ri = 2.0;
uci_data.beta_ack = 2.0;
uci_data.uci_cqi_len = 0;
uci_data.uci_ri_len = 0;
uci_data.uci_ack_len = 0;
uint32_t nof_symbols = 12*harq_process.prb_alloc.slot[0].nof_prb*RE_X_RB;
uint32_t nof_bits_e = nof_symbols * lte_mod_bits_x_symbol(harq_process.mcs.mod);
uci_data.uci_cqi = tmp;
uci_data.uci_ri = 1;
uci_data.uci_ack = 1;
bzero(pusch.pusch_q, nof_bits_e*sizeof(uint8_t));
uint32_t nof_symbols = 12*harq_process.prb_alloc.slot[0].nof_prb*RE_X_RB;
uint32_t nof_bits_e = nof_symbols * lte_mod_bits_x_symbol(harq_process.mcs.mod);
bzero(pusch.pusch_q, nof_bits_e*sizeof(uint8_t));
if (ulsch_uci_encode(&pusch.dl_sch, data, uci_data, pusch.pusch_g, &harq_process, rv, pusch.pusch_q))
if (ulsch_uci_encode(&pusch.dl_sch, data, uci_data, pusch.pusch_g, &harq_process, 0, pusch.pusch_q))
{
fprintf(stderr, "Error encoding TB\n");
exit(-1);
}
if (rv_idx > 0) {
if (ulsch_uci_encode(&pusch.dl_sch, data, uci_data, pusch.pusch_g, &harq_process, rv_idx, pusch.pusch_q))
{
fprintf(stderr, "Error encoding TB\n");
exit(-1);
}
vec_fprint_b(stdout, pusch.pusch_q, nof_bits_e);
}
vec_fprint_b(stdout, pusch.pusch_q, nof_bits_e);
/* combine outputs */
for (i=0;i<cell.nof_ports;i++) {
for (j=0;j<nof_re;j++) {
if (i > 0) {
slot_symbols[0][j] += slot_symbols[i][j];
}
ce[i][j] = 1;
/* combine outputs */
for (i=0;i<cell.nof_ports;i++) {
for (j=0;j<nof_re;j++) {
if (i > 0) {
slot_symbols[0][j] += slot_symbols[i][j];
}
ce[i][j] = 1;
}
}
gettimeofday(&t[1], NULL);
//int r = pusch_decode(&pusch, slot_symbols[0], ce, 0, data, subframe, &harq_process, rv);
int r = 0;
gettimeofday(&t[2], NULL);
get_time_interval(t);
if (r) {
printf("Error decoding\n");
ret = -1;
goto quit;
} else {
printf("DECODED OK in %d:%d (%.2f Mbps)\n", (int) t[0].tv_sec, (int) t[0].tv_usec, (float) mcs.tbs/t[0].tv_usec);
}
gettimeofday(&t[1], NULL);
//int r = pusch_decode(&pusch, slot_symbols[0], ce, 0, data, subframe, &harq_process, rv);
int r = 0;
gettimeofday(&t[2], NULL);
get_time_interval(t);
if (r) {
printf("Error decoding\n");
ret = -1;
goto quit;
} else {
printf("DECODED OK in %d:%d (%.2f Mbps)\n", (int) t[0].tv_sec, (int) t[0].tv_usec, (float) mcs.tbs/t[0].tv_usec);
}
ret = 0;
quit:
pusch_free(&pusch);

18
lte/phy/lib/phch/test/ulsch_encode_test_mex.c
Unescape Escape View File

@ -144,7 +144,7 @@ void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
free(prbset);
printf("Q_m: %d, NPRB: %d, RV: %d\n", lte_mod_bits_x_symbol(mcs.mod), prb_alloc.slot[0].nof_prb, rv);
mexPrintf("Q_m: %d, NPRB: %d, RV: %d\n", lte_mod_bits_x_symbol(mcs.mod), prb_alloc.slot[0].nof_prb, rv);
if (harq_setup(&harq_process, mcs, &prb_alloc)) {
mexErrMsgTxt("Error configuring HARQ process\n");
@ -163,24 +163,30 @@ void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
return;
}
if (ulsch_uci_encode(&ulsch, trblkin, uci_data, g_bits, &harq_process, rv, q_bits))
if (ulsch_uci_encode(&ulsch, trblkin, uci_data, g_bits, &harq_process, 0, q_bits))
{
mexErrMsgTxt("Error encoding TB\n");
return;
}
if (rv > 0) {
if (ulsch_uci_encode(&ulsch, trblkin, uci_data, g_bits, &harq_process, rv, q_bits))
{
mexErrMsgTxt("Error encoding TB\n");
return;
}
}
if (nlhs >= 1) {
mexutils_write_uint8(q_bits, &plhs[0], nof_q_bits, 1);
}
sch_free(&ulsch);
harq_free(&harq_process);
free(trblkin);
free(g_bits);
if (uci_data.uci_cqi_len > 0) {
free(uci_data.uci_cqi);
}
free(q_bits);
free(uci_data.uci_cqi);
return;
}

73
matlab/tests/ulsch_test.m
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@ -1,26 +1,58 @@
clear
ueConfig=struct('NCellID',1,'CyclicPrefixUL','Normal','NTxAnts',1);
puschConfig=struct('NLayers',1,'OrthCover','Off','PRBSet',(0:1)','Modulation','16QAM','RV',0,'Shortened',0);
puschConfig=struct('NLayers',1,'OrthCover','Off','PRBSet',0,'Modulation','16QAM','RV',0,'Shortened',0);
addpath('../../debug/lte/phy/lib/phch/test')
TBs=200;
error=zeros(size(TBs));
for i=1:length(error)
trblkin=randi(2,TBs(i),1)-1;
%trblkin=ones(TBs(i),1);
%trblkin=[];
puschConfig.BetaCQI = 2.0;
puschConfig.BetaRI = 2.0;
puschConfig.BetaACK = 2.0;
[mat, info]=lteULSCH(ueConfig,puschConfig,trblkin,[ones(1,20)],[1],[1],[]);
mat(mat==-2)=2;
mat(mat==-1)=3;
[lib]=liblte_ulsch_encode(ueConfig,puschConfig,trblkin,[ones(1,20)],[1],[1]);
error(i)=sum(abs(double(mat)-double(lib)));
if (length(TBs) == 1)
disp(error(i))
TBs=0:13:222;
cqilen=[0, 8, 17];
mods={'QPSK','16QAM','64QAM'};
rvs=[0, 3];
betas=0:3:11;
for i=1:length(TBs)
for m=1:length(mods)
for r=1:length(rvs)
for bcqi=1:length(betas)
for bri=1:length(betas)
for back=1:length(betas)
for c=1:length(cqilen)
trblkin=randi(2,TBs(i),1)-1;
puschConfig.Modulation = mods{m};
puschConfig.RV = rvs(r);
puschConfig.BetaCQI = 2+betas(bcqi);
puschConfig.BetaRI = 2+betas(bri);
puschConfig.BetaACK = 2+betas(back);
if (betas(bri)>0)
ri_bit=randi(2,1,1)-1;
else
ri_bit=[];
end
if (betas(back)>0)
ack_bit=randi(2,1,1)-1;
else
ack_bit=[];
end
if (cqilen(c)>0 || TBs(i)>0)
[mat, info]=lteULSCH(ueConfig,puschConfig,trblkin,ones(1,cqilen(c)),ri_bit,ack_bit,[]);
mat(mat==-2)=2;
mat(mat==-1)=3;
[lib]=liblte_ulsch_encode(ueConfig,puschConfig,trblkin,ones(1,cqilen(c)),ri_bit,ack_bit);
err=sum(abs(double(mat)-double(lib)));
if (err > 0)
disp(err)
error('Error!');
end
end
end
end
end
end
end
end
end
@ -29,7 +61,4 @@ if (length(TBs) == 1)
n=1:length(mat);
%plot(abs(double(mat)-double(lib)))
plot(n,lib(n),n,mat(n))
else
plot(error)
disp(sum(error))
end

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