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常顺宇
OpenXG-RAN
Commits
fc179f39
Commit
fc179f39
authored
Sep 07, 2020
by
Robert Schmidt
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Inline nr_get_tbs_dl()
parent
9b2be0a1
Changes
1
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1 changed file
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54 additions
and
6 deletions
+54
-6
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+54
-6
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
View file @
fc179f39
...
@@ -420,9 +420,9 @@ int nr_fill_nfapi_dl_pdu(int Mod_idP,
...
@@ -420,9 +420,9 @@ int nr_fill_nfapi_dl_pdu(int Mod_idP,
nfapi_nr_dl_tti_request_pdu_t
*
dl_tti_pdcch_pdu
;
nfapi_nr_dl_tti_request_pdu_t
*
dl_tti_pdcch_pdu
;
nfapi_nr_dl_tti_request_pdu_t
*
dl_tti_pdsch_pdu
;
nfapi_nr_dl_tti_request_pdu_t
*
dl_tti_pdsch_pdu
;
int
TBS
;
int
bwp_id
=
1
;
int
bwp_id
=
1
;
int
UE_id
=
0
;
int
UE_id
=
0
;
const
int
nrOfLayers
=
1
;
NR_UE_list_t
*
UE_list
=
&
RC
.
nrmac
[
Mod_idP
]
->
UE_list
;
NR_UE_list_t
*
UE_list
=
&
RC
.
nrmac
[
Mod_idP
]
->
UE_list
;
...
@@ -471,7 +471,7 @@ int nr_fill_nfapi_dl_pdu(int Mod_idP,
...
@@ -471,7 +471,7 @@ int nr_fill_nfapi_dl_pdu(int Mod_idP,
pdsch_pdu_rel15
->
mcsTable
[
0
]
=
0
;
pdsch_pdu_rel15
->
mcsTable
[
0
]
=
0
;
pdsch_pdu_rel15
->
rvIndex
[
0
]
=
nr_rv_round_map
[
UE_list
->
UE_sched_ctrl
[
UE_id
].
harq_processes
[
current_harq_pid
].
round
];
pdsch_pdu_rel15
->
rvIndex
[
0
]
=
nr_rv_round_map
[
UE_list
->
UE_sched_ctrl
[
UE_id
].
harq_processes
[
current_harq_pid
].
round
];
pdsch_pdu_rel15
->
dataScramblingId
=
*
scc
->
physCellId
;
pdsch_pdu_rel15
->
dataScramblingId
=
*
scc
->
physCellId
;
pdsch_pdu_rel15
->
nrOfLayers
=
1
;
pdsch_pdu_rel15
->
nrOfLayers
=
nrOfLayers
;
pdsch_pdu_rel15
->
transmissionScheme
=
0
;
pdsch_pdu_rel15
->
transmissionScheme
=
0
;
pdsch_pdu_rel15
->
refPoint
=
0
;
// Point A
pdsch_pdu_rel15
->
refPoint
=
0
;
// Point A
UE_list
->
mac_stats
[
UE_id
].
dlsch_rounds
[
UE_list
->
UE_sched_ctrl
[
UE_id
].
harq_processes
[
current_harq_pid
].
round
]
++
;
UE_list
->
mac_stats
[
UE_id
].
dlsch_rounds
[
UE_list
->
UE_sched_ctrl
[
UE_id
].
harq_processes
[
current_harq_pid
].
round
]
++
;
...
@@ -612,11 +612,59 @@ int nr_fill_nfapi_dl_pdu(int Mod_idP,
...
@@ -612,11 +612,59 @@ int nr_fill_nfapi_dl_pdu(int Mod_idP,
pdcch_pdu_rel15
->
StartSymbolIndex
,
pdcch_pdu_rel15
->
StartSymbolIndex
,
pdcch_pdu_rel15
->
DurationSymbols
);
pdcch_pdu_rel15
->
DurationSymbols
);
int
x_Overhead
=
0
;
// should be 0 for initialBWP
const
uint16_t
N_PRB_oh
=
0
;
// overhead should be 0 for initialBWP
nr_get_tbs_dl
(
&
dl_tti_pdsch_pdu
->
pdsch_pdu
,
x_Overhead
,
pdsch_pdu_rel15
->
numDmrsCdmGrpsNoData
,
0
);
uint8_t
N_PRB_DMRS
;
if
(
pdsch_pdu_rel15
->
dmrsConfigType
==
NFAPI_NR_DMRS_TYPE1
)
{
// if no data in dmrs cdm group is 1 only even REs have no data
// if no data in dmrs cdm group is 2 both odd and even REs have no data
N_PRB_DMRS
=
pdsch_pdu_rel15
->
numDmrsCdmGrpsNoData
*
6
;
}
else
{
N_PRB_DMRS
=
pdsch_pdu_rel15
->
numDmrsCdmGrpsNoData
*
4
;
}
const
uint8_t
N_sh_symb
=
pdsch_pdu_rel15
->
NrOfSymbols
;
const
uint8_t
table_idx
=
0
;
const
uint16_t
R
=
nr_get_code_rate_dl
(
mcs
,
table_idx
);
const
uint8_t
Qm
=
nr_get_Qm_dl
(
mcs
,
table_idx
);
const
uint32_t
TBS
=
nr_compute_tbs
(
Qm
,
R
,
rbSize
,
N_sh_symb
,
N_PRB_DMRS
,
// FIXME // This should be multiplied by the
// number of dmrs symbols
N_PRB_oh
,
0
/* tb_scaling */
,
nrOfLayers
)
>>
3
;
pdsch_pdu_rel15
->
targetCodeRate
[
0
]
=
R
;
pdsch_pdu_rel15
->
qamModOrder
[
0
]
=
Qm
;
pdsch_pdu_rel15
->
TBSize
[
0
]
=
TBS
;
// I don't know why the following is not needed, but in this case we don't
// need additional calculations:
const
uint16_t
N_RE_prime
=
NR_NB_SC_PER_RB
*
N_sh_symb
-
N_PRB_DMRS
-
N_PRB_oh
;
LOG_D
(
MAC
,
"N_RE_prime %d for %d symbols %d DMRS per PRB and %d overhead
\n
"
,
N_RE_prime
,
N_sh_symb
,
N_PRB_DMRS
,
N_PRB_oh
);
//pdsch_pdu_rel15->nb_mod_symbols = N_RE_prime*pdsch_pdu_rel15->n_prb*pdsch_pdu_rel15->nb_codewords;
pdsch_pdu_rel15
->
mcsTable
[
0
]
=
table_idx
;
LOG_D
(
MAC
,
"TBS %d bytes: N_PRB_DMRS %d N_sh_symb %d N_PRB_oh %d R %d Qm %d table "
"%d nb_symbols %d
\n
"
,
TBS
,
N_PRB_DMRS
,
N_sh_symb
,
N_PRB_oh
,
R
,
Qm
,
table_idx
,
N_RE_prime
*
pdsch_pdu_rel15
->
rbSize
*
pdsch_pdu_rel15
->
NrOfCodewords
);
// Hardcode it for now
TBS
=
dl_tti_pdsch_pdu
->
pdsch_pdu
.
pdsch_pdu_rel15
.
TBSize
[
0
];
if
(
UE_list
->
UE_sched_ctrl
[
UE_id
].
harq_processes
[
current_harq_pid
].
round
==
0
)
if
(
UE_list
->
UE_sched_ctrl
[
UE_id
].
harq_processes
[
current_harq_pid
].
round
==
0
)
UE_list
->
mac_stats
[
UE_id
].
dlsch_total_bytes
+=
TBS
;
UE_list
->
mac_stats
[
UE_id
].
dlsch_total_bytes
+=
TBS
;
...
...
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