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Minor fix interleaver

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This commit is contained in:
Guy De Souza
2018-07-12 12:04:01 +02:00
parent 9a9a83d270
commit 35226d3eb3
1 changed files with 6 additions and 2 deletions
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openair1/PHY/NR_TRANSPORT/nr_pbch.c
+6 -2
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@@ -184,7 +184,7 @@ uint8_t nr_pbch_payload_interleaver(uint8_t i) {
uint8_t j_sfn=0, j_hrf=10, j_ssb=11, j_other=14;
if (18<=i && i<=27) //Sfn bits
return nr_pbch_payload_interleaving_pattern[j_sfn + i -24];
return nr_pbch_payload_interleaving_pattern[j_sfn + i -18];
else if (i==28) // Hrf bit
return nr_pbch_payload_interleaving_pattern[j_hrf];
else if (29<=i) // Ssb bits
@@ -250,8 +250,12 @@ int nr_generate_pbch(NR_gNB_PBCH *pbch,
for (int i=0; i<NR_POLAR_PBCH_PAYLOAD_BITS>>3; i++)
in |= (uint32_t)(pbch->pbch_a[i]<<((3-i)<<3));
for (int i=0; i<32; i++)
for (int i=0; i<32; i++) {
out |= ((in>>i)&1)<<(nr_pbch_payload_interleaver(i));
#ifdef DEBUG_PBCH_ENCODING
printf("i %d in 0x%08x out 0x%08x ilv %d (in>>i)&1) 0x%08x\n", i, in, out, nr_pbch_payload_interleaver(i), (in>>i)&1);
#endif
}
for (int i=0; i<NR_POLAR_PBCH_PAYLOAD_BITS>>3; i++)
pbch->pbch_a_interleaved[i] = (uint8_t)((out>>(i<<3))&0xff);