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常顺宇
OpenXG-RAN
Commits
fe0c9ba0
Commit
fe0c9ba0
authored
5 years ago
by
Francesco Mani
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fix for number of slots in half frame for different numerologies
parent
433e3edd
Changes
1
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1 changed file
with
7 additions
and
4 deletions
+7
-4
openair1/PHY/INIT/nr_parms.c
openair1/PHY/INIT/nr_parms.c
+7
-4
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openair1/PHY/INIT/nr_parms.c
View file @
fe0c9ba0
...
...
@@ -83,10 +83,12 @@ int nr_is_ssb_slot(nfapi_nr_config_request_t *cfg, int slot, int frame)
{
uint8_t
n_hf
;
uint16_t
p
;
uint16_t
p
,
mu
,
hf_slots
;
uint64_t
ssb_map
;
int
rel_slot
;
mu
=
cfg
->
subframe_config
.
numerology_index_mu
.
value
;
ssb_map
=
cfg
->
sch_config
.
ssb_scg_position_in_burst
.
value
;
p
=
cfg
->
sch_config
.
ssb_periodicity
.
value
;
n_hf
=
cfg
->
sch_config
.
half_frame_index
.
value
;
...
...
@@ -95,16 +97,17 @@ int nr_is_ssb_slot(nfapi_nr_config_request_t *cfg, int slot, int frame)
if
(
(
p
>
10
)
&&
(
frame
%
(
p
/
10
))
)
return
0
;
else
{
hf_slots
=
(
10
<<
mu
)
>>
1
;
// number of slots per half frame
// if SSB periodicity is 5ms, they are transmitted in both half frames
if
(
p
==
5
)
{
if
(
slot
<
10
)
//the value 10 needs to be changed for other numerologies (using slots_per_frame) in this function
if
(
slot
<
hf_slots
)
n_hf
=
0
;
else
n_hf
=
1
;
}
// to set a effective slot number between 0 to
9
in the half frame where the SSB is supposed to be
rel_slot
=
(
n_hf
)
?
(
slot
-
10
)
:
slot
;
// to set a effective slot number between 0 to
hf_slots-1
in the half frame where the SSB is supposed to be
rel_slot
=
(
n_hf
)
?
(
slot
-
hf_slots
)
:
slot
;
// there are two potential SSB per slot
return
(
((
ssb_map
>>
rel_slot
*
2
)
&
0x01
)
||
((
ssb_map
>>
(
1
+
rel_slot
*
2
))
&
0x01
)
);
...
...
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