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lizhongxiao
OpenXG-RAN
Commits
91a47eb9
Commit
91a47eb9
authored
Dec 17, 2018
by
Guy De Souza
Browse files
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Plain Diff
Payload check in pbchsim
parent
b12d6b73
Changes
3
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Showing
3 changed files
with
25 additions
and
12 deletions
+25
-12
openair1/PHY/NR_TRANSPORT/nr_pbch.c
openair1/PHY/NR_TRANSPORT/nr_pbch.c
+2
-1
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
+4
-5
openair1/SIMULATION/NR_PHY/pbchsim.c
openair1/SIMULATION/NR_PHY/pbchsim.c
+19
-6
No files found.
openair1/PHY/NR_TRANSPORT/nr_pbch.c
View file @
91a47eb9
...
...
@@ -277,7 +277,8 @@ int nr_generate_pbch(NR_gNB_PBCH *pbch,
else
pbch
->
pbch_a
|=
((
config
->
sch_config
.
ssb_subcarrier_offset
.
value
>>
4
)
&
1
)
<<
29
;
//MSB of k_SSB (bit index 4)
LOG_I
(
PHY
,
"After extra byte: pbch_a = 0x%08x
\n
"
,
pbch
->
pbch_a
);
//LOG_I(PHY,"After extra byte: pbch_a = 0x%08x\n",pbch->pbch_a);
printf
(
"After extra byte: pbch_a = 0x%08x
\n
"
,
pbch
->
pbch_a
);
// Payload interleaving
...
...
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
View file @
91a47eb9
...
...
@@ -36,7 +36,7 @@
#include "PHY/LTE_REFSIG/lte_refsig.h"
//#define DEBUG_PBCH 1
#define DEBUG_PBCH_ENCODING
//
#define DEBUG_PBCH_ENCODING
#ifdef OPENAIR2
//#include "PHY_INTERFACE/defs.h"
...
...
@@ -508,7 +508,7 @@ unsigned char sign(int8_t x) {
}
*/
uint8_t
pbch_deinterleaving_pattern
[
32
]
=
{
28
,
0
,
31
,
30
,
7
,
29
,
25
,
27
,
5
,
8
,
24
,
9
,
10
,
11
,
12
,
13
,
1
,
4
,
3
,
14
,
15
,
16
,
17
,
2
,
26
,
18
,
19
,
20
,
21
,
22
,
30
,
23
};
uint8_t
pbch_deinterleaving_pattern
[
32
]
=
{
28
,
0
,
31
,
30
,
7
,
29
,
25
,
27
,
5
,
8
,
24
,
9
,
10
,
11
,
12
,
13
,
1
,
4
,
3
,
14
,
15
,
16
,
17
,
2
,
26
,
18
,
19
,
20
,
21
,
22
,
6
,
23
};
int
nr_rx_pbch
(
PHY_VARS_NR_UE
*
ue
,
UE_nr_rxtx_proc_t
*
proc
,
...
...
@@ -673,16 +673,15 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
M
=
(
Lmax
==
64
)
?
(
NR_POLAR_PBCH_PAYLOAD_BITS
-
6
)
:
(
NR_POLAR_PBCH_PAYLOAD_BITS
-
3
);
nushift
=
((
nr_ue_pbch_vars
->
pbch_a_prime
>>
24
)
&
1
)
^
(((
nr_ue_pbch_vars
->
pbch_a_prime
>>
6
)
&
1
)
<<
1
);
nr_pbch_unscrambling
(
nr_ue_pbch_vars
,
frame_parms
->
Nid_cell
,
nushift
,
M
,
NR_POLAR_PBCH_PAYLOAD_BITS
,
1
,
unscrambling_mask
);
printf
(
"nushift %d sfn 3rd %d 2nd %d
\n
"
,
nushift
,((
nr_ue_pbch_vars
->
pbch_a_prime
>>
6
)
&
1
),
((
nr_ue_pbch_vars
->
pbch_a_prime
>>
24
)
&
1
)
);
//payload deinterleaving
//uint32_t in=0;
uint32_t
out
=
0
;
for
(
int
i
=
0
;
i
<
32
;
i
++
)
{
out
|=
((
nr_ue_pbch_vars
->
pbch_a_interleaved
>>
i
)
&
1
)
<<
(
pbch_deinterleaving_pattern
[
i
]);
#ifdef DEBUG_PBCH
//
#ifdef DEBUG_PBCH
printf
(
"i %d in 0x%08x out 0x%08x ilv %d (in>>i)&1) 0x%08x
\n
"
,
i
,
nr_ue_pbch_vars
->
pbch_a_interleaved
,
out
,
pbch_deinterleaving_pattern
[
i
],
(
nr_ue_pbch_vars
->
pbch_a_interleaved
>>
i
)
&
1
);
#endif
//
#endif
}
uint32_t
payload
=
0
;
...
...
openair1/SIMULATION/NR_PHY/pbchsim.c
View file @
91a47eb9
...
...
@@ -122,13 +122,13 @@ int main(int argc, char **argv)
unsigned
char
frame_type
=
0
;
unsigned
char
pbch_phase
=
0
;
int
frame
=
0
,
subframe
=
0
;
int
frame
=
8
,
subframe
=
0
;
int
frame_length_complex_samples
;
int
frame_length_complex_samples_no_prefix
;
NR_DL_FRAME_PARMS
*
frame_parms
;
nfapi_nr_config_request_t
*
gNB_config
;
int
ret
;
int
ret
,
payload_ret
=
0
;
int
run_initial_sync
=
0
;
int
loglvl
=
OAILOG_WARNING
;
...
...
@@ -570,9 +570,17 @@ int main(int argc, char **argv)
if
(
ret
==
0
)
{
//UE->rx_ind.rx_indication_body->mib_pdu.ssb_index; //not yet detected automatically
//UE->rx_ind.rx_indication_body->mib_pdu.ssb_length; //Lmax, not yet detected automatically
for
(
i
=
0
;
i
<
3
;
i
++
)
printf
(
"pdu byte %d gNB: 0x%02x UE: 0x%02x
\n
"
,
i
,((
uint8_t
*
)
&
gNB
->
pbch
.
pbch_a
)[
i
],
UE
->
rx_ind
.
rx_indication_body
->
mib_pdu
.
pdu
[
i
]);
printf
(
"xtra byte gNB: 0x%02x UE: 0x%02x
\n
"
,((
uint8_t
*
)
&
gNB
->
pbch
.
pbch_a
)[
3
],
UE
->
rx_ind
.
rx_indication_body
->
mib_pdu
.
additional_bits
);
uint8_t
gNB_xtra_byte
=
0
;
for
(
int
i
=
0
;
i
<
8
;
i
++
)
gNB_xtra_byte
|=
((
gNB
->
pbch
.
pbch_a
>>
(
31
-
i
))
&
1
)
<<
(
7
-
i
);
payload_ret
+=
(
UE
->
rx_ind
.
rx_indication_body
->
mib_pdu
.
additional_bits
==
gNB_xtra_byte
);
for
(
i
=
0
;
i
<
3
;
i
++
){
payload_ret
+=
(
UE
->
rx_ind
.
rx_indication_body
->
mib_pdu
.
pdu
[
i
]
==
gNB
->
pbch_pdu
[
2
-
i
]);
//printf("pdu byte %d gNB: 0x%02x UE: 0x%02x\n",i,gNB->pbch_pdu[i], UE->rx_ind.rx_indication_body->mib_pdu.pdu[i]);
}
//printf("xtra byte gNB: 0x%02x UE: 0x%02x\n",gNB_xtra_byte, UE->rx_ind.rx_indication_body->mib_pdu.additional_bits);
//printf("ret %d\n", payload_ret);
}
if
(
ret
<
0
)
n_errors
++
;
...
...
@@ -582,7 +590,12 @@ int main(int argc, char **argv)
printf
(
"SNR %f : n_errors (negative CRC) = %d/%d
\n
"
,
SNR
,
n_errors
,
n_trials
);
if
((
float
)
n_errors
/
(
float
)
n_trials
<=
target_error_rate
)
{
printf
(
"PBCH test OK
\n
"
);
if
(
payload_ret
==
4
)
{
printf
(
"Payload OK
\n
"
);
printf
(
"PBCH test OK
\n
"
);
}
else
printf
(
"Payload NOK
\n
"
);
break
;
}
...
...
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