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Michael Black
OpenXG UE
Commits
a296811d
Commit
a296811d
authored
Oct 12, 2018
by
Guy De Souza
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Plain Diff
PDSCH generation start
parent
271f03f3
Changes
5
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5 changed files
with
53 additions
and
4 deletions
+53
-4
openair1/PHY/NR_TRANSPORT/nr_dci_tools.c
openair1/PHY/NR_TRANSPORT/nr_dci_tools.c
+2
-0
openair1/PHY/NR_TRANSPORT/nr_dlsch.c
openair1/PHY/NR_TRANSPORT/nr_dlsch.c
+36
-0
openair1/PHY/defs_gNB.h
openair1/PHY/defs_gNB.h
+12
-2
openair1/PHY/defs_nr_common.h
openair1/PHY/defs_nr_common.h
+1
-0
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
+2
-2
No files found.
openair1/PHY/NR_TRANSPORT/nr_dci_tools.c
View file @
a296811d
...
...
@@ -119,6 +119,8 @@ void nr_fill_dci_and_dlsch(PHY_VARS_gNB *gNB,
nfapi_nr_dl_config_dci_dl_pdu_rel15_t
*
pdu_rel15
=
&
pdu
->
dci_dl_pdu
.
dci_dl_pdu_rel15
;
nfapi_nr_dl_config_pdcch_parameters_rel15_t
*
params_rel15
=
&
pdu
->
dci_dl_pdu
.
pdcch_params_rel15
;
nfapi_nr_config_request_t
*
cfg
=
&
gNB
->
gNB_config
;
NR_gNB_DLSCH_t
*
dlsch
=
&
gNB
->
dlsch
;
NR_DL_gNB_HARQ_t
**
harq
=
dlsch
->
harq_processes
;
uint16_t
N_RB
=
fp
->
initial_bwp_dl
.
N_RB
;
uint16_t
N_RB_UL
=
fp
->
initial_bwp_ul
.
N_RB
;
...
...
openair1/PHY/NR_TRANSPORT/nr_dlsch.c
View file @
a296811d
...
...
@@ -158,6 +158,42 @@ uint8_t nr_generate_pdsch(NR_gNB_DLSCH_t dlsch,
NR_DL_FRAME_PARMS
frame_parms
,
nfapi_nr_config_request_t
config
)
{
NR_DL_gNB_HARQ_t
*
harq
=
dlsch
.
harq_processes
[
0
];
uint32_t
scrambled_output
[
NR_MAX_NB_CODEWORDS
][
NR_MAX_PDSCH_ENCODED_LENGTH
]
=
{
0
};
uint16_t
mod_symbs
[
NR_MAX_NB_CODEWORDS
][
NR_MAX_PDSCH_ENCODED_LENGTH
>>
1
]
=
{
0
};
uint16_t
tx_layers
[
NR_MAX_NB_LAYERS
][
NR_MAX_PDSCH_ENCODED_LENGTH
>>
1
];
/// CRC, coding, interleaving and rate matching
/// scrambling
uint16_t
n_RNTI
=
(
pdcch_params
.
search_space_type
==
NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC
)
?
((
pdcch_params
.
scrambling_id
)
?
pdcch_params
.
rnti
:
0
)
:
0
;
uint16_t
Nid
=
(
pdcch_params
.
search_space_type
==
NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC
)
?
pdcch_params
.
scrambling_id
:
config
.
sch_config
.
physical_cell_id
.
value
;
for
(
int
q
=
0
;
q
<
harq
->
n_codewords
;
q
++
)
nr_pdsch_codeword_scrambling
(
harq
->
f
,
harq
->
TBS
,
q
,
Nid
,
n_RNTI
,
scrambled_output
[
q
]);
/// Modulation
for
(
int
q
=
0
;
q
<
harq
->
n_codewords
;
q
++
)
nr_pdsch_codeword_modulation
(
scrambled_output
[
q
],
harq
->
Qm
,
harq
->
TBS
,
mod_symbs
[
q
]);
/// Layer mapping
nr_pdsch_layer_mapping
(
mod_symbs
,
harq
->
n_codewords
,
harq
->
Nl
,
n_symbs
,
tx_layers
);
/// Antenna port mapping -- Not yet necessary
/// Resource mapping
return
0
;
}
openair1/PHY/defs_gNB.h
View file @
a296811d
...
...
@@ -132,16 +132,26 @@ typedef struct {
uint8_t
first_layer
;
/// codeword this transport block is mapped to
uint8_t
codeword
;
/// Number of codewords
uint8_t
n_codewords
;
}
NR_DL_gNB_HARQ_t
;
typedef
struct
{
/// Pointers to
8
HARQ processes for the DLSCH
NR_DL_gNB_HARQ_t
*
harq_processes
[
8
];
/// Pointers to
16
HARQ processes for the DLSCH
NR_DL_gNB_HARQ_t
*
harq_processes
[
16
];
nfapi_nr_pdsch_time_domain_alloc_type_e
time_alloc_type
;
uint8_t
time_alloc_list_flag
;
uint8_t
rbg_list
[
NR_MAX_NB_RBG
];
/// Time domain allocation
uint8_t
S
;
uint8_t
L
;
/// Freq domain allocation
uint16_t
rb_start
;
uint16_t
n_rb
;
/// BWP index
uint8_t
bwp_idx
;
/// TX buffers for UE-spec transmission (antenna ports 5 or 7..14, prior to precoding)
int32_t
*
txdataF
[
8
];
...
...
openair1/PHY/defs_nr_common.h
View file @
a296811d
...
...
@@ -85,6 +85,7 @@
#define NR_MAX_CSET_DURATION 3
#define NR_MAX_NB_RBG 18
#define NR_MAX_NB_LAYERS 8
typedef
enum
{
NR_MU_0
=
0
,
...
...
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
View file @
a296811d
...
...
@@ -70,8 +70,8 @@ void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
cfg
->
rf_config
.
dl_channel_bandwidth
.
value
);
memcpy
((
void
*
)
params_rel15
,
(
void
*
)
&
gNB
->
pdcch_type0_params
,
sizeof
(
nfapi_nr_dl_config_pdcch_parameters_rel15_t
));
pdu_rel15
->
frequency_domain_assignment
=
5
;
pdu_rel15
->
time_domain_assignment
=
3
;
pdu_rel15
->
frequency_domain_assignment
=
get_RIV
(
0
,
40
,
106
)
;
pdu_rel15
->
time_domain_assignment
=
get_SLIV
(
8
,
14
)
;
pdu_rel15
->
vrb_to_prb_mapping
=
1
;
pdu_rel15
->
mcs
=
12
;
pdu_rel15
->
tb_scaling
=
1
;
...
...
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