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Improvements to decode SIB1 in 3rd party implementations and OAI UE with the same gNB configurations

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rmagueta
2020-11-30 19:11:01 +00:00
parent 46de16b6e1
commit c8dfaf8eb9
8 changed files with 30 additions and 28 deletions
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openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c
+4 -2
View File
@@ -1598,8 +1598,10 @@ void nr_dlsch_channel_level(int **dl_ch_estimates_ext,
int16_t y = (len)>>x;
//printf("len = %d = %d * 2^(%d)\n",len,y,x);
// FIXME: y cannot be zero
if(y == 0) y = 1;
if(y == 0) {
LOG_W(PHY,"Cannot divide by zero: in function %s of file %s \n", __func__, __FILE__);
return;
}
for (aatx=0; aatx<frame_parms->nb_antenna_ports_gNB; aatx++)
for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
openair1/PHY/defs_nr_common.h
+1 -2
View File
@@ -104,12 +104,11 @@
#define NR_MAX_PDSCH_ENCODED_LENGTH NR_MAX_NB_RB*NR_SYMBOLS_PER_SLOT*NR_NB_SC_PER_RB*8*NR_MAX_NB_LAYERS // 8 is the maximum modulation order (it was 950984 before !!)
#define NR_MAX_PUSCH_ENCODED_LENGTH NR_MAX_PDSCH_ENCODED_LENGTH
#define NR_MAX_PDSCH_TBS 3824
#define NR_MAX_SIB_LENGTH 2976 // 3GPP TS 38.331 section 5.2.1 - The physical layer imposes a limit to the maximum size a SIB can take. The maximum SIB1 or SI message size is 2976 bits.
#define MAX_NUM_NR_DLSCH_SEGMENTS 34
#define MAX_NR_DLSCH_PAYLOAD_BYTES (MAX_NUM_NR_DLSCH_SEGMENTS*1056)
#define MAX_NR_SIB_LENGTH 2976 // 3GPP TS 38.331 section 5.2.1 - The physical layer imposes a limit to the maximum size a SIB can take. The maximum SIB1 or SI message size is 2976 bits.
#define MAX_NUM_NR_ULSCH_SEGMENTS MAX_NUM_NR_DLSCH_SEGMENTS
#define MAX_NR_ULSCH_PAYLOAD_BYTES (MAX_NUM_NR_ULSCH_SEGMENTS*1056)