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lizhongxiao
OpenXG-RAN
Commits
711a997f
Commit
711a997f
authored
Dec 08, 2020
by
Francesco Mani
Browse files
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Plain Diff
dynamic allocation of dl gold sequences at ue
parent
50b629c6
Changes
4
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4 changed files
with
40 additions
and
6 deletions
+40
-6
openair1/PHY/INIT/nr_init_ue.c
openair1/PHY/INIT/nr_init_ue.c
+34
-0
openair1/PHY/NR_REFSIG/nr_gold_ue.c
openair1/PHY/NR_REFSIG/nr_gold_ue.c
+1
-1
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+2
-2
openair1/PHY/defs_nr_UE.h
openair1/PHY/defs_nr_UE.h
+3
-3
No files found.
openair1/PHY/INIT/nr_init_ue.c
View file @
711a997f
...
...
@@ -580,6 +580,40 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
}
}
//PDCCH DMRS init (eNB offset = 0)
ue
->
nr_gold_pdcch
[
0
]
=
(
uint32_t
***
)
malloc16
(
fp
->
slots_per_frame
*
sizeof
(
uint32_t
**
));
uint32_t
***
pdcch_dmrs
=
ue
->
nr_gold_pdcch
[
0
];
AssertFatal
(
pdcch_dmrs
!=
NULL
,
"NR init: pdcch_dmrs malloc failed
\n
"
);
for
(
int
slot
=
0
;
slot
<
fp
->
slots_per_frame
;
slot
++
)
{
pdcch_dmrs
[
slot
]
=
(
uint32_t
**
)
malloc16
(
fp
->
symbols_per_slot
*
sizeof
(
uint32_t
*
));
AssertFatal
(
pdcch_dmrs
[
slot
]
!=
NULL
,
"NR init: pdcch_dmrs for slot %d - malloc failed
\n
"
,
slot
);
for
(
int
symb
=
0
;
symb
<
fp
->
symbols_per_slot
;
symb
++
)
{
pdcch_dmrs
[
slot
][
symb
]
=
(
uint32_t
*
)
malloc16
(
NR_MAX_PDCCH_DMRS_INIT_LENGTH_DWORD
*
sizeof
(
uint32_t
));
AssertFatal
(
pdcch_dmrs
[
slot
][
symb
]
!=
NULL
,
"NR init: pdcch_dmrs for slot %d symbol %d - malloc failed
\n
"
,
slot
,
symb
);
}
}
//PDSCH DMRS init (eNB offset = 0)
ue
->
nr_gold_pdsch
[
0
]
=
(
uint32_t
****
)
malloc16
(
fp
->
slots_per_frame
*
sizeof
(
uint32_t
***
));
uint32_t
****
pdsch_dmrs
=
ue
->
nr_gold_pdsch
[
0
];
for
(
int
slot
=
0
;
slot
<
fp
->
slots_per_frame
;
slot
++
)
{
pdsch_dmrs
[
slot
]
=
(
uint32_t
***
)
malloc16
(
fp
->
symbols_per_slot
*
sizeof
(
uint32_t
**
));
AssertFatal
(
pdsch_dmrs
[
slot
]
!=
NULL
,
"NR init: pdsch_dmrs for slot %d - malloc failed
\n
"
,
slot
);
for
(
int
symb
=
0
;
symb
<
fp
->
symbols_per_slot
;
symb
++
)
{
pdsch_dmrs
[
slot
][
symb
]
=
(
uint32_t
**
)
malloc16
(
NR_MAX_NB_CODEWORDS
*
sizeof
(
uint32_t
*
));
AssertFatal
(
pdsch_dmrs
[
slot
][
symb
]
!=
NULL
,
"NR init: pdsch_dmrs for slot %d symbol %d - malloc failed
\n
"
,
slot
,
symb
);
for
(
int
q
=
0
;
q
<
NR_MAX_NB_CODEWORDS
;
q
++
)
{
pdsch_dmrs
[
slot
][
symb
][
q
]
=
(
uint32_t
*
)
malloc16
(
NR_MAX_PDSCH_DMRS_INIT_LENGTH_DWORD
*
sizeof
(
uint32_t
));
AssertFatal
(
pdsch_dmrs
[
slot
][
symb
][
q
]
!=
NULL
,
"NR init: pdsch_dmrs for slot %d symbol %d codeword %d - malloc failed
\n
"
,
slot
,
symb
,
q
);
}
}
}
// DLSCH
for
(
eNB_id
=
0
;
eNB_id
<
ue
->
n_connected_eNB
;
eNB_id
++
)
{
for
(
th_id
=
0
;
th_id
<
RX_NB_TH_MAX
;
th_id
++
)
{
...
...
openair1/PHY/NR_REFSIG/nr_gold_ue.c
View file @
711a997f
...
...
@@ -150,7 +150,7 @@ void nr_gold_pdsch(PHY_VARS_NR_UE* ue,
x1
=
x1
^
(
x1
<<
31
)
^
(
x1
<<
28
);
x2
=
(
x2
>>
1
)
^
(
x2
>>
2
)
^
(
x2
>>
3
)
^
(
x2
>>
4
);
x2
=
x2
^
(
x2
<<
31
)
^
(
x2
<<
30
)
^
(
x2
<<
29
)
^
(
x2
<<
28
);
ue
->
nr_gold_pdsch
[
nscid
][
ns
][
l
][
n
]
=
x1
^
x2
;
ue
->
nr_gold_pdsch
[
0
][
ns
][
l
][
nscid
][
n
]
=
x1
^
x2
;
// if ((ns==2)&&(l==0))
//printf("n=%d : c %x\n",n,x1^x2);
}
...
...
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
View file @
711a997f
...
...
@@ -689,7 +689,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
uint16_t
rb_offset
=
(
bwp_start_subcarrier
-
ue
->
frame_parms
.
first_carrier_offset
)
/
12
;
uint8_t
config_type
=
ue
->
dmrs_DownlinkConfig
.
pdsch_dmrs_type
;
int8_t
delta
=
get_delta
(
p
,
config_type
);
nr_pdsch_dmrs_rx
(
ue
,
Ns
,
ue
->
nr_gold_pdsch
[
eNB_offset
][
Ns
][
symbol
],
&
pilot
[
0
],
1000
,
0
,
nb_rb_pdsch
+
rb_offset
);
nr_pdsch_dmrs_rx
(
ue
,
Ns
,
ue
->
nr_gold_pdsch
[
eNB_offset
][
Ns
][
symbol
]
[
0
]
,
&
pilot
[
0
],
1000
,
0
,
nb_rb_pdsch
+
rb_offset
);
if
(
config_type
==
pdsch_dmrs_type1
){
nushift
=
(
p
>>
1
)
&
1
;
...
...
@@ -1321,7 +1321,7 @@ void nr_pdsch_ptrs_processing(PHY_VARS_NR_UE *ue,
nr_slot_rx
,
symbol
,
frame_parms
->
ofdm_symbol_size
,
(
int16_t
*
)
&
pdsch_vars
[
eNB_id
]
->
rxdataF_comp0
[
aarx
][(
symbol
*
nb_re_pdsch
)],
ue
->
nr_gold_pdsch
[
eNB_id
][
nr_slot_rx
][
symbol
],
ue
->
nr_gold_pdsch
[
eNB_id
][
nr_slot_rx
][
symbol
]
[
0
]
,
&
phase_per_symbol
[
2
*
symbol
],
&
ptrs_re_symbol
[
symbol
]);
}
...
...
openair1/PHY/defs_nr_UE.h
View file @
711a997f
...
...
@@ -889,7 +889,7 @@ typedef struct {
UE_MODE_t
UE_mode
[
NUMBER_OF_CONNECTED_gNB_MAX
];
/// cell-specific reference symbols
uint32_t
lte_gold_table
[
7
][
20
][
2
][
14
];
//
uint32_t lte_gold_table[7][20][2][14];
#if defined(UPGRADE_RAT_NR)
...
...
@@ -903,10 +903,10 @@ typedef struct {
uint32_t
nr_gold_pbch
[
2
][
64
][
NR_PBCH_DMRS_LENGTH_DWORD
];
/// PDSCH DMRS
uint32_t
nr_gold_pdsch
[
2
][
20
][
14
][
NR_MAX_PDSCH_DMRS_INIT_LENGTH_DWORD
];
uint32_t
****
nr_gold_pdsch
[
NUMBER_OF_CONNECTED_eNB_MAX
];
/// PDCCH DMRS
uint32_t
nr_gold_pdcch
[
7
][
20
][
3
][
52
];
uint32_t
***
nr_gold_pdcch
[
NUMBER_OF_CONNECTED_eNB_MAX
];
/// PUSCH DMRS sequence
uint32_t
****
nr_gold_pusch_dmrs
;
...
...
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