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OpenXG
OpenXG-RAN
Commits
1c814c13
Commit
1c814c13
authored
Mar 20, 2024
by
francescomani
Committed by
sagar arora
May 22, 2024
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Plain Diff
fix gold pdcch
parent
8b73ee22
Changes
2
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2 changed files
with
17 additions
and
19 deletions
+17
-19
openair1/PHY/NR_REFSIG/nr_gold.c
openair1/PHY/NR_REFSIG/nr_gold.c
+10
-12
openair1/PHY/NR_REFSIG/nr_gold_ue.c
openair1/PHY/NR_REFSIG/nr_gold_ue.c
+7
-7
No files found.
openair1/PHY/NR_REFSIG/nr_gold.c
View file @
1c814c13
...
...
@@ -55,25 +55,23 @@ void nr_init_pbch_dmrs(PHY_VARS_gNB* gNB)
void
nr_init_pdcch_dmrs
(
PHY_VARS_gNB
*
gNB
,
uint32_t
Nid
)
{
uint32_t
x1
=
0
,
x2
=
0
;
uint8_t
reset
;
NR_DL_FRAME_PARMS
*
fp
=
&
gNB
->
frame_parms
;
uint32_t
***
pdcch_dmrs
=
gNB
->
nr_gold_pdcch_dmrs
;
int
pdcch_dmrs_init_length
=
(((
fp
->
N_RB_DL
<<
1
)
*
3
)
>>
5
)
+
1
;
for
(
uint8_t
slot
=
0
;
slot
<
fp
->
slots_per_frame
;
slot
++
)
{
for
(
uint8_t
symb
=
0
;
symb
<
fp
->
symbols_per_slot
;
symb
++
)
{
reset
=
1
;
x2
=
((
1
<<
17
)
*
(
fp
->
symbols_per_slot
*
slot
+
symb
+
1
)
*
((
Nid
<<
1
)
+
1
)
+
(
Nid
<<
1
));
LOG_D
(
PHY
,
"PDCCH DMRS slot %d, symb %d, Nid %d, x2 %x
\n
"
,
slot
,
symb
,
Nid
,
x2
);
for
(
uint32_t
n
=
0
;
n
<
pdcch_dmrs_init_length
;
n
++
)
{
int
pdcch_dmrs_init_length
=
(((
fp
->
N_RB_DL
<<
1
)
*
3
)
>>
5
)
+
1
;
for
(
int
slot
=
0
;
slot
<
fp
->
slots_per_frame
;
slot
++
)
{
for
(
int
symb
=
0
;
symb
<
fp
->
symbols_per_slot
;
symb
++
)
{
uint8_t
reset
=
1
;
uint32_t
x1
=
0
;
uint64_t
temp_x2
=
((
1UL
<<
17
)
*
(
fp
->
symbols_per_slot
*
slot
+
symb
+
1
)
*
((
Nid
<<
1
)
+
1
)
+
(
Nid
<<
1
));
uint32_t
x2
=
temp_x2
%
(
1U
<<
31
);
LOG_D
(
PHY
,
"PDCCH DMRS slot %d, symb %d, Nid %d, x2 %x
\n
"
,
slot
,
symb
,
Nid
,
x2
);
for
(
uint32_t
n
=
0
;
n
<
pdcch_dmrs_init_length
;
n
++
)
{
pdcch_dmrs
[
slot
][
symb
][
n
]
=
lte_gold_generic
(
&
x1
,
&
x2
,
reset
);
reset
=
0
;
}
}
}
}
...
...
openair1/PHY/NR_REFSIG/nr_gold_ue.c
View file @
1c814c13
...
...
@@ -54,17 +54,17 @@ void nr_gold_pbch(PHY_VARS_NR_UE* ue)
void
nr_gold_pdcch
(
PHY_VARS_NR_UE
*
ue
,
unsigned
short
nid
)
{
unsigned
int
n
=
0
,
x1
=
0
,
x2
=
0
,
x2tmp0
=
0
;
uint8_t
reset
;
int
pdcch_dmrs_init_length
=
(((
ue
->
frame_parms
.
N_RB_DL
<<
1
)
*
3
)
>>
5
)
+
1
;
for
(
int
ns
=
0
;
ns
<
ue
->
frame_parms
.
slots_per_frame
;
ns
++
)
{
for
(
int
l
=
0
;
l
<
ue
->
frame_parms
.
symbols_per_slot
;
l
++
)
{
reset
=
1
;
x2tmp0
=
((
ue
->
frame_parms
.
symbols_per_slot
*
ns
+
l
+
1
)
*
((
nid
<<
1
)
+
1
));
uint8_t
reset
=
1
;
uint64_t
x2tmp0
=
((
ue
->
frame_parms
.
symbols_per_slot
*
ns
+
l
+
1
)
*
((
nid
<<
1
)
+
1
));
x2tmp0
<<=
17
;
x2
=
(
x2tmp0
+
(
nid
<<
1
))
%
(
1U
<<
31
);
//cinit
for
(
n
=
0
;
n
<
pdcch_dmrs_init_length
;
n
++
)
{
x2tmp0
+=
(
nid
<<
1
);
uint32_t
x1
=
0
;
uint32_t
x2
=
x2tmp0
%
(
1U
<<
31
);
//cinit
LOG_D
(
PHY
,
"PDCCH DMRS slot %d, symb %d, Nid %d, x2 %x
\n
"
,
ns
,
l
,
nid
,
x2
);
for
(
int
n
=
0
;
n
<
pdcch_dmrs_init_length
;
n
++
)
{
ue
->
nr_gold_pdcch
[
0
][
ns
][
l
][
n
]
=
lte_gold_generic
(
&
x1
,
&
x2
,
reset
);
reset
=
0
;
}
...
...
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