Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
O
OpenXG UE
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
OpenXG
OpenXG UE
Commits
7897295c
Commit
7897295c
authored
Jul 13, 2018
by
Guy De Souza
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
SFN bits interleaving workaround
parent
55eced2e
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
11 additions
and
11 deletions
+11
-11
openair1/PHY/NR_TRANSPORT/nr_pbch.c
openair1/PHY/NR_TRANSPORT/nr_pbch.c
+11
-11
No files found.
openair1/PHY/NR_TRANSPORT/nr_pbch.c
View file @
7897295c
...
@@ -177,26 +177,26 @@ void nr_pbch_scrambling(NR_gNB_PBCH *pbch,
...
@@ -177,26 +177,26 @@ void nr_pbch_scrambling(NR_gNB_PBCH *pbch,
}
}
}
}
/
*
This portion of code is temporarily kept until the optimized version is validated
/
/
This portion of code is temporarily kept until the optimized version is validated
*
uint8_t nr_pbch_payload_interleaving_pattern[32] = {16, 23, 18, 17, 8, 30, 10, 6, 24, 7, 0, 5, 3, 2, 1, 4,
uint8_t
nr_pbch_payload_interleaving_pattern
[
32
]
=
{
16
,
23
,
18
,
17
,
8
,
30
,
10
,
6
,
24
,
7
,
0
,
5
,
3
,
2
,
1
,
4
,
9
,
11
,
12
,
13
,
14
,
15
,
19
,
20
,
21
,
22
,
25
,
26
,
27
,
28
,
29
,
31
};
9
,
11
,
12
,
13
,
14
,
15
,
19
,
20
,
21
,
22
,
25
,
26
,
27
,
28
,
29
,
31
};
uint8_t
nr_pbch_payload_interleaver
(
uint8_t
i
)
{
uint8_t
nr_pbch_payload_interleaver
(
uint8_t
i
)
{
uint8_t j_sfn=
0
, j_hrf=10, j_ssb=11, j_other=14;
uint8_t
j_sfn
=
6
,
j_hrf
=
10
,
j_ssb
=
11
,
j_other
=
14
;
if (
18
<=i && i<=27) //Sfn bits
if
(
24
<=
i
&&
i
<=
27
)
//Sfn bits
return nr_pbch_payload_interleaving_pattern[j_sfn + i -
18
];
return
nr_pbch_payload_interleaving_pattern
[
j_sfn
+
i
-
24
];
else
if
(
i
==
28
)
// Hrf bit
else
if
(
i
==
28
)
// Hrf bit
return
nr_pbch_payload_interleaving_pattern
[
j_hrf
];
return
nr_pbch_payload_interleaving_pattern
[
j_hrf
];
else
if
(
29
<=
i
)
// Ssb bits
else
if
(
29
<=
i
)
// Ssb bits
return
nr_pbch_payload_interleaving_pattern
[
j_ssb
+
(
i
-
29
)];
return
nr_pbch_payload_interleaving_pattern
[
j_ssb
+
(
i
-
29
)];
else
else
return nr_pbch_payload_interleaving_pattern[
j_other + i
];
return
nr_pbch_payload_interleaving_pattern
[
(
j_other
+
i
)
&
0x1f
];
}
*/
}
/*This pattern takes into account the adjustments for the field specific counters j_sfn, j_hrf, j_ssb and j_other*/
/*This pattern takes into account the adjustments for the field specific counters j_sfn, j_hrf, j_ssb and j_other*/
uint8_t
nr_pbch_payload_interleaving_pattern
[
32
]
=
{
1
,
4
,
9
,
11
,
12
,
13
,
14
,
15
,
19
,
20
,
21
,
22
,
25
,
26
,
27
,
28
,
//
uint8_t nr_pbch_payload_interleaving_pattern[32] = {1,4,9,11,12,13,14,15,19,20,21,22,25,26,27,28,
29
,
31
,
16
,
23
,
18
,
17
,
8
,
30
,
10
,
6
,
24
,
7
,
0
,
5
,
3
,
2
};
//
29,31,16,23,18,17,8,30,10,6,24,7,0,5,3,2};
int
nr_generate_pbch
(
NR_gNB_PBCH
*
pbch
,
int
nr_generate_pbch
(
NR_gNB_PBCH
*
pbch
,
uint8_t
*
pbch_pdu
,
uint8_t
*
pbch_pdu
,
...
@@ -256,9 +256,9 @@ int nr_generate_pbch(NR_gNB_PBCH *pbch,
...
@@ -256,9 +256,9 @@ int nr_generate_pbch(NR_gNB_PBCH *pbch,
in
|=
(
uint32_t
)(
pbch
->
pbch_a
[
i
]
<<
((
3
-
i
)
<<
3
));
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_interleav
ing_pattern
[
i
]);
out
|=
((
in
>>
i
)
&
1
)
<<
(
nr_pbch_payload_interleav
er
(
i
));
//nr_pbch_payload_interleaving_pattern[i]
#ifdef DEBUG_PBCH_ENCODING
#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_interleaving_pattern
[
i
]
,
(
in
>>
i
)
&
1
);
printf
(
"i %d in 0x%08x out 0x%08x ilv %d (in>>i)&1)
%d
\n
"
,
i
,
in
,
out
,
nr_pbch_payload_interleaver
(
i
)
,
(
in
>>
i
)
&
1
);
#endif
#endif
}
}
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment