Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
O
OpenXG-RAN
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
canghaiwuhen
OpenXG-RAN
Commits
bbaec98c
Commit
bbaec98c
authored
Jul 09, 2019
by
magounak
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
received DMRS at RCC side from 2 RRUs
parent
2cb279d6
Changes
8
Hide whitespace changes
Inline
Side-by-side
Showing
8 changed files
with
199 additions
and
10 deletions
+199
-10
common/ran_context.h
common/ran_context.h
+2
-0
common/utils/T/T_messages.txt
common/utils/T/T_messages.txt
+12
-0
openair1/PHY/LTE_TRANSPORT/if4_tools.c
openair1/PHY/LTE_TRANSPORT/if4_tools.c
+80
-0
openair1/PHY/LTE_TRANSPORT/if4_tools.h
openair1/PHY/LTE_TRANSPORT/if4_tools.h
+1
-0
targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c
targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c
+3
-1
targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
+3
-1
targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h
targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h
+2
-0
targets/RT/USER/lte-ru.c
targets/RT/USER/lte-ru.c
+96
-8
No files found.
common/ran_context.h
View file @
bbaec98c
...
...
@@ -79,6 +79,8 @@ typedef struct {
int
*
nb_L1_CC
;
/// Number of RU instances in this node
int
nb_RU
;
/// Flag to start collecting channel estimates sent from the RRUs
int
collect
;
/// FlexRAN context variables
flexran_agent_info_t
**
flexran
;
/// eNB context variables
...
...
common/utils/T/T_messages.txt
View file @
bbaec98c
...
...
@@ -45,10 +45,22 @@ ID = ENB_PHY_INPUT_SIGNAL
DESC = eNodeB received signal in the time domain for a duration of 1ms
GROUP = ALL:PHY:GRAPHIC:HEAVY:ENB
FORMAT = int,eNB_ID : int,frame : int,subframe : int,antenna : buffer,rxdata
ID = RAU_INPUT_SIGNAL
DESC = RAU received data from the RRUs
GROUP = ALL:PHY:GRAPHIC:HEAVY:ENB
FORMAT = int,tag : int,frame : int,subframe : buffer,rxdataF
ID = RAU_INPUT_DMRS
DESC = RAU received DMRS from the RRUs
GROUP = ALL:PHY:GRAPHIC:HEAVY:ENB
FORMAT = int,tag : int,frame : int,subframe : buffer,rxdataF_ext
ID = CALIBRATION_CHANNEL_ESTIMATES
DESC = RAU received DMRS estimates from the RRUs
GROUP = ALL:PHY:GRAPHIC:HEAVY:ENB
FORMAT = int,tag : int,frame : int,subframe : int,symbol : buffer,calib_ch
ID = CALIBRATION_CHANNEL_ESTIMATES_TIME
DESC = RAU received DMRS estimates in the time domain from the RRUs
GROUP = ALL:PHY:GRAPHIC:HEAVY:ENB
FORMAT = int,tag : int,frame : int,subframe : buffer,calib_ch_time
ID = ENB_PHY_OUTPUT_SIGNAL
DESC = eNodeB sent signal in the time domain for a duration of 1ms
GROUP = ALL:PHY:HEAVY:ENB
...
...
openair1/PHY/LTE_TRANSPORT/if4_tools.c
View file @
bbaec98c
...
...
@@ -117,6 +117,57 @@ void send_IF4p5(RU_t *ru, int frame, int subframe, uint16_t packet_type) {
slotoffsetF
+=
fp
->
ofdm_symbol_size
;
blockoffsetF
+=
fp
->
ofdm_symbol_size
;
}
}
else
if
(
packet_type
==
IF4p5_PULCALIB
)
{
LOG_D
(
PHY
,
"send PULCALIB_IF4p5: RU %d frame %d, subframe %d
\n
"
,
ru
->
idx
,
frame
,
subframe
);
AssertFatal
(
subframe_select
(
fp
,
subframe
)
==
SF_S
,
"calling PULCALIB in non-S subframe
\n
"
);
db_fulllength
=
12
*
fp
->
N_RB_UL
;
db_halflength
=
(
db_fulllength
)
>>
1
;
slotoffsetF
=
0
;
blockoffsetF
=
(
fp
->
ofdm_symbol_size
)
-
db_halflength
;
if
(
eth
->
flags
==
ETH_RAW_IF4p5_MODE
)
{
packet_header
=
(
IF4p5_header_t
*
)(
tx_buffer
+
MAC_HEADER_SIZE_BYTES
);
data_block
=
(
uint16_t
*
)(
tx_buffer
+
MAC_HEADER_SIZE_BYTES
+
sizeof_IF4p5_header_t
);
}
else
{
packet_header
=
(
IF4p5_header_t
*
)(
tx_buffer
);
data_block
=
(
uint16_t
*
)(
tx_buffer
+
sizeof_IF4p5_header_t
);
}
gen_IF4p5_ul_header
(
packet_header
,
packet_type
,
frame
,
subframe
);
AssertFatal
(
rxdataF
[
0
]
!=
NULL
,
"rxdataF[0] is null
\n
"
);
for
(
symbol_id
=
0
;
symbol_id
<
11
;
symbol_id
++
)
{
if
(
symbol_id
==
3
||
symbol_id
==
10
)
{
for
(
int
antenna_id
=
0
;
antenna_id
<
ru
->
nb_tx
;
antenna_id
++
)
{
for
(
element_id
=
0
;
element_id
<
db_halflength
;
element_id
++
)
{
i
=
(
uint16_t
*
)
&
rxdataF
[
antenna_id
][
blockoffsetF
+
element_id
];
data_block
[
element_id
]
=
((
uint16_t
)
lin2alaw_if4p5
[
*
i
])
|
(
lin2alaw_if4p5
[
*
(
i
+
1
)]
<<
8
);
i
=
(
uint16_t
*
)
&
rxdataF
[
antenna_id
][
slotoffsetF
+
element_id
];
data_block
[
element_id
+
db_halflength
]
=
((
uint16_t
)
lin2alaw_if4p5
[
*
i
])
|
(
lin2alaw_if4p5
[
*
(
i
+
1
)]
<<
8
);
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_COMPR_IF
,
0
);
packet_header
->
frame_status
&=
~
(
0x7
);
packet_header
->
frame_status
|=
(
ru
->
nb_rx
-
1
);
packet_header
->
frame_status
&=
~
(
0x000f
<<
26
);
packet_header
->
frame_status
|=
(
symbol_id
&
0x000f
)
<<
26
;
if
(
ru
->
idx
<=
1
)
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_IF0
+
ru
->
idx
,
1
);
if
((
ru
->
ifdevice
.
trx_write_func
(
&
ru
->
ifdevice
,
symbol_id
,
&
tx_buffer
,
db_fulllength
*
ru
->
nb_rx
,
1
,
IF4p5_PULCALIB
))
<
0
)
{
perror
(
"ETHERNET write for IF4p5_PULCALIB
\n
"
);
}
if
(
ru
->
idx
<=
1
)
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_IF0
+
ru
->
idx
,
0
);
}
slotoffsetF
+=
fp
->
ofdm_symbol_size
;
blockoffsetF
+=
fp
->
ofdm_symbol_size
;
}
}
else
if
((
packet_type
==
IF4p5_PULFFT
)
||
(
packet_type
==
IF4p5_PULTICK
)){
db_fulllength
=
12
*
fp
->
N_RB_UL
;
...
...
@@ -388,6 +439,35 @@ void recv_IF4p5(RU_t *ru, int *frame, int *subframe, uint16_t *packet_type, uint
data_block
+=
db_fulllength
;
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_DECOMPR_IF
,
0
);
}
else
if
(
*
packet_type
==
IF4p5_PULCALIB
)
{
db_fulllength
/=
ru
->
nb_rx
;
db_halflength
/=
ru
->
nb_rx
;
*
symbol_number
=
((
packet_header
->
frame_status
)
>>
26
)
&
0x000f
;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME
(
VCD_SIGNAL_DUMPER_VARIABLES_RECV_IF4_SYMBOL
,
*
symbol_number
);
if
(
ru
->
idx
==
0
)
LOG_D
(
PHY
,
"UL_IF4p5: RU %d : frame %d, subframe %d, symbol %d
\n
"
,
ru
->
idx
,
*
frame
,
*
subframe
,
*
symbol_number
);
slotoffsetF
=
(
*
symbol_number
)
*
(
fp
->
ofdm_symbol_size
);
blockoffsetF
=
slotoffsetF
+
fp
->
ofdm_symbol_size
-
db_halflength
;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_DECOMPR_IF
,
1
);
for
(
int
antenna_id
=
0
;
antenna_id
<
ru
->
nb_rx
;
antenna_id
++
)
{
for
(
element_id
=
0
;
element_id
<
db_halflength
;
element_id
++
)
{
i
=
(
uint16_t
*
)
&
rxdataF
[
antenna_id
][
blockoffsetF
+
element_id
];
*
i
=
alaw2lin_if4p5
[
(
data_block
[
element_id
]
&
0xff
)
];
*
(
i
+
1
)
=
alaw2lin_if4p5
[
(
data_block
[
element_id
]
>>
8
)
];
i
=
(
uint16_t
*
)
&
rxdataF
[
antenna_id
][
slotoffsetF
+
element_id
];
*
i
=
alaw2lin_if4p5
[
(
data_block
[
element_id
+
db_halflength
]
&
0xff
)
];
*
(
i
+
1
)
=
alaw2lin_if4p5
[
(
data_block
[
element_id
+
db_halflength
]
>>
8
)
];
//if (element_id==0) LOG_I(PHY,"recv_if4p5: symbol %d rxdata0 = (%u,%u)\n",*symbol_number,*i,*(i+1));
}
LOG_D
(
PHY
,
"PULCALIB_IF4p5: CC_id %d : frame %d, subframe %d (symbol %d)=> %d dB
\n
"
,
ru
->
idx
,
*
frame
,
*
subframe
,
*
symbol_number
,
dB_fixed
(
signal_energy
((
int
*
)
&
rxdataF
[
antenna_id
][
slotoffsetF
],
db_halflength
)
+
signal_energy
((
int
*
)
&
rxdataF
[
antenna_id
][
blockoffsetF
],
db_halflength
)));
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_DECOMPR_IF
,
0
);
}
else
if
(
*
packet_type
>=
IF4p5_PRACH
&&
*
packet_type
<=
IF4p5_PRACH
+
4
)
{
...
...
openair1/PHY/LTE_TRANSPORT/if4_tools.h
View file @
bbaec98c
...
...
@@ -44,6 +44,7 @@
#define IF4p5_PRACH_BR_CE2 0x0024
#define IF4p5_PRACH_BR_CE3 0x0025
#define IF4p5_PULTICK 0x0026
#define IF4p5_PULCALIB 0x0027
struct
IF4p5_header
{
/// Type
...
...
targets/ARCH/ETHERNET/USERSPACE/LIB/eth_raw.c
View file @
bbaec98c
...
...
@@ -215,7 +215,9 @@ int trx_eth_write_raw_IF4p5(openair0_device *device, openair0_timestamp timestam
}
else
if
(
flags
==
IF4p5_PULFFT
)
{
packet_size
=
RAW_IF4p5_PULFFT_SIZE_BYTES
(
nblocks
);
}
else
if
(
flags
==
IF4p5_PULTICK
)
{
packet_size
=
RAW_IF4p5_PULTICK_SIZE_BYTES
;
packet_size
=
RAW_IF4p5_PULTICK_SIZE_BYTES
;
}
else
if
(
flags
==
IF4p5_PULCALIB
)
{
packet_size
=
RAW_IF4p5_PULCALIB_SIZE_BYTES
(
nblocks
);
}
else
if
(
flags
==
IF5_MOBIPASS
)
{
packet_size
=
RAW_IF5_MOBIPASS_SIZE_BYTES
;
}
else
{
...
...
targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
View file @
bbaec98c
...
...
@@ -235,7 +235,9 @@ int trx_eth_write_udp_IF4p5(openair0_device *device, openair0_timestamp timestam
}
else
if
(
flags
==
IF4p5_PULFFT
)
{
packet_size
=
UDP_IF4p5_PULFFT_SIZE_BYTES
(
nblocks
);
}
else
if
(
flags
==
IF4p5_PULTICK
)
{
packet_size
=
UDP_IF4p5_PULTICK_SIZE_BYTES
;
packet_size
=
UDP_IF4p5_PULTICK_SIZE_BYTES
;
}
else
if
(
flags
==
IF4p5_PULCALIB
)
{
packet_size
=
UDP_IF4p5_PULCALIB_SIZE_BYTES
(
nblocks
);
}
else
if
((
flags
>=
IF4p5_PRACH
)
&&
(
flags
<=
(
IF4p5_PRACH
+
4
)))
{
packet_size
=
UDP_HEADER_SIZE_BYTES
+
IPV4_HEADER_SIZE_BYTES
+
sizeof_IF4p5_header_t
+
(
nsamps
<<
1
);
...
...
targets/ARCH/ETHERNET/USERSPACE/LIB/if_defs.h
View file @
bbaec98c
...
...
@@ -75,10 +75,12 @@
#define RAW_IF4p5_PULFFT_SIZE_BYTES(nblocks) (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
#define RAW_IF4p5_PULTICK_SIZE_BYTES (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t)
#define RAW_IF4p5_PRACH_SIZE_BYTES (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + PRACH_BLOCK_SIZE_BYTES)
#define RAW_IF4p5_PULCALIB_SIZE_BYTES(nblocks) (MAC_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
#define UDP_IF4p5_PDLFFT_SIZE_BYTES(nblocks) (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
#define UDP_IF4p5_PULFFT_SIZE_BYTES(nblocks) (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
#define UDP_IF4p5_PULTICK_SIZE_BYTES (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t)
#define UDP_IF4p5_PRACH_SIZE_BYTES (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + PRACH_BLOCK_SIZE_BYTES)
#define UDP_IF4p5_PULCALIB_SIZE_BYTES(nblocks) (UDP_HEADER_SIZE_BYTES + IPV4_HEADER_SIZE_BYTES + sizeof_IF4p5_header_t + DATA_BLOCK_SIZE_BYTES(nblocks))
// Mobipass packet sizes
#define RAW_IF5_MOBIPASS_BLOCK_SIZE_BYTES 1280
...
...
targets/RT/USER/lte-ru.c
View file @
bbaec98c
...
...
@@ -201,25 +201,39 @@ void fh_if5_south_in(RU_t *ru,int *frame, int *subframe) {
void
fh_if4p5_south_in
(
RU_t
*
ru
,
int
*
frame
,
int
*
subframe
)
{
LTE_DL_FRAME_PARMS
*
fp
=
&
ru
->
frame_parms
;
RU_proc_t
*
proc
=
&
ru
->
proc
;
int
f
,
sf
;
int
f
,
sf
,
Ns
,
l
,
u
;
RU_CALIBRATION
*
calibration
=
&
ru
->
calibration
;
uint16_t
packet_type
;
uint32_t
symbol_number
=
0
;
uint32_t
symbol_mask_full
;
int
pultick_received
=
0
;
if
(
ru
->
is_slave
==
1
&&
ru
->
wait_cnt
!=
0
)
RC
.
collect
=
0
;
if
((
fp
->
frame_type
==
TDD
)
&&
(
subframe_select
(
fp
,
*
subframe
)
==
SF_S
))
symbol_mask_full
=
(
1
<<
fp
->
ul_symbols_in_S_subframe
)
-
1
;
else
if
((
fp
->
frame_type
==
TDD
)
&&
(
subframe_select
(
fp
,
*
subframe
)
==
SF_S
))
{
if
(
*
subframe
==
1
)
{
symbol_mask_full
=
(
1
<<
11
)
-
1
;
}
else
{
symbol_mask_full
=
(
1
<<
fp
->
ul_symbols_in_S_subframe
)
-
1
;
}
}
else
{
symbol_mask_full
=
(
1
<<
fp
->
symbols_per_tti
)
-
1
;
}
LOG_D
(
PHY
,
"fh_if4p5_south_in: RU %d, frame %d, subframe %d, ru %d, mask %x
\n
"
,
ru
->
idx
,
*
frame
,
*
subframe
,
ru
->
idx
,
proc
->
symbol_mask
[
*
subframe
]);
if
(
proc
->
symbol_mask
[
*
subframe
]
==
symbol_mask_full
)
proc
->
symbol_mask
[
*
subframe
]
=
0
;
AssertFatal
(
proc
->
symbol_mask
[
*
subframe
]
==
0
||
proc
->
symbol_mask
[
*
subframe
]
==
symbol_mask_full
,
"rx_fh_if4p5: proc->symbol_mask[%d] = %x
\n
"
,
*
subframe
,
proc
->
symbol_mask
[
*
subframe
]);
if
(
proc
->
symbol_mask
[
*
subframe
]
==
0
)
{
// this is normal case, if not true then we received a PULTICK before the previous subframe was finished
do
{
recv_IF4p5
(
ru
,
&
f
,
&
sf
,
&
packet_type
,
&
symbol_number
);
LOG_D
(
PHY
,
"fh_if4p5_south_in: RU %d, frame %d, subframe %d, f %d, sf %d
\n
"
,
ru
->
idx
,
*
frame
,
*
subframe
,
f
,
sf
);
if
(
oai_exit
==
1
||
ru
->
cmd
==
STOP_RU
)
break
;
if
(
packet_type
==
IF4p5_PULFFT
)
proc
->
symbol_mask
[
sf
]
=
proc
->
symbol_mask
[
sf
]
|
(
1
<<
symbol_number
);
else
if
(
packet_type
==
IF4p5_PULCALIB
)
{
proc
->
symbol_mask
[
sf
]
=
(
2
<<
symbol_number
)
-
1
;
LOG_I
(
PHY
,
"symbol_mask[%d] %d
\n
"
,
sf
,
proc
->
symbol_mask
[
sf
]);
}
else
if
(
packet_type
==
IF4p5_PULTICK
)
{
proc
->
symbol_mask
[
sf
]
=
symbol_mask_full
;
pultick_received
++
;
...
...
@@ -278,6 +292,70 @@ void fh_if4p5_south_in(RU_t *ru,int *frame,int *subframe) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME
(
VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_IF4P5_SOUTH_IN_RU
+
ru
->
idx
,
f
);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME
(
VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_IF4P5_SOUTH_IN_RU
+
ru
->
idx
,
sf
);
if
(
ru
->
is_slave
==
1
&&
ru
->
wait_cnt
==
0
)
RC
.
collect
=
1
;
if
(
ru
->
wait_cnt
==
0
&&
packet_type
==
IF4p5_PULCALIB
&&
RC
.
collect
==
1
)
{
T
(
T_RAU_INPUT_SIGNAL
,
T_INT
(
ru
->
idx
),
T_INT
(
f
),
T_INT
(
sf
),
T_BUFFER
(
&
ru
->
common
.
rxdataF
[
0
][
0
],
fp
->
symbols_per_tti
*
fp
->
ofdm_symbol_size
*
sizeof
(
int32_t
)));
// Estimate calibration channel estimates:
Ns
=
(
ru
->
is_slave
==
0
?
1
:
1
);
l
=
(
ru
->
is_slave
==
0
?
10
:
10
);
u
=
(
ru
->
is_slave
==
0
?
0
:
0
);
ru
->
frame_parms
.
nb_antennas_rx
=
ru
->
nb_rx
;
ulsch_extract_rbs_single
(
ru
->
common
.
rxdataF
,
calibration
->
rxdataF_ext
,
0
,
fp
->
N_RB_DL
,
3
%
(
fp
->
symbols_per_tti
/
2
),
// l = symbol within slot
Ns
,
fp
);
// OR should I call just: lte_ul_channel_estimation();
/*lte_ul_channel_estimation((PHY_VARS_eNB *)NULL,
proc,
ru->idx,
3%(fp->symbols_per_tti/2),
Ns);
*/
lte_ul_channel_estimation_RRU
(
fp
,
calibration
->
drs_ch_estimates
,
calibration
->
drs_ch_estimates_time
,
calibration
->
rxdataF_ext
,
fp
->
N_RB_DL
,
f
,
sf
,
u
,
0
,
0
,
l
,
0
,
0
);
T
(
T_CALIBRATION_CHANNEL_ESTIMATES
,
T_INT
(
ru
->
idx
),
T_INT
(
f
),
T_INT
(
sf
),
T_INT
(
l
),
T_BUFFER
(
&
calibration
->
drs_ch_estimates
[
0
][
l
*
12
*
fp
->
N_RB_UL
],
12
*
fp
->
N_RB_UL
*
sizeof
(
int32_t
)));
T
(
T_RAU_INPUT_DMRS
,
T_INT
(
ru
->
idx
),
T_INT
(
f
),
T_INT
(
sf
),
T_BUFFER
(
&
calibration
->
rxdataF_ext
[
0
][
l
*
12
*
fp
->
N_RB_UL
],
12
*
fp
->
N_RB_UL
*
sizeof
(
int32_t
)));
T
(
T_CALIBRATION_CHANNEL_ESTIMATES_TIME
,
T_INT
(
ru
->
idx
),
T_INT
(
f
),
T_INT
(
sf
),
T_BUFFER
(
calibration
->
drs_ch_estimates_time
[
0
],
fp
->
ofdm_symbol_size
*
sizeof
(
int32_t
)));
/* if (f==251 && ru->idx==0) {
//LOG_M("rxdataF_ext.m","rxdataFext",&calibration->rxdataF_ext[0][0], 14*12*(fp->N_RB_DL),1,1);
LOG_M("dmrs_time.m","dmrstime",calibration->drs_ch_estimates_time[0], fp->ofdm_symbol_size,1,1);
//exit(-1);
}*/
//}
}
proc
->
symbol_mask
[
sf
]
=
0
;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME
(
VCD_SIGNAL_DUMPER_VARIABLES_TRX_TS
,
proc
->
timestamp_rx
&
0xffffffff
);
LOG_D
(
PHY
,
"RU %d: fh_if4p5_south_in returning ...
\n
"
,
ru
->
idx
);
...
...
@@ -500,7 +578,17 @@ void fh_if4p5_north_out(RU_t *ru) {
LOG_D
(
PHY
,
"fh_if4p5_north_out: Sending IF4p5_PULFFT SFN.SF %d.%d
\n
"
,
proc
->
frame_rx
,
proc
->
subframe_rx
);
if
((
fp
->
frame_type
==
TDD
)
&&
(
subframe_select
(
fp
,
subframe
)
!=
SF_UL
))
{
/// **** in TDD during DL send_IF4 of ULTICK to RCC **** ///
send_IF4p5
(
ru
,
proc
->
frame_rx
,
proc
->
subframe_rx
,
IF4p5_PULTICK
);
if
(
subframe_select
(
fp
,
subframe
)
==
SF_S
&&
subframe
==
1
/*&& ru->state==RU_RUN*/
)
{
send_IF4p5
(
ru
,
proc
->
frame_rx
,
proc
->
subframe_rx
,
IF4p5_PULCALIB
);
LOG_D
(
PHY
,
"~~~~~~******* Sending PULCALIB frame %d, subframe %d
\n
"
,
proc
->
frame_rx
,
proc
->
subframe_rx
);
T
(
T_RAU_INPUT_DMRS
,
T_INT
(
ru
->
idx
),
T_INT
(
proc
->
frame_rx
),
T_INT
(
proc
->
subframe_rx
),
T_BUFFER
(
&
ru
->
common
.
rxdataF
[
0
][
proc
->
subframe_rx
*
fp
->
symbols_per_tti
*
fp
->
ofdm_symbol_size
],
fp
->
symbols_per_tti
*
fp
->
ofdm_symbol_size
*
sizeof
(
int32_t
)));
}
else
{
send_IF4p5
(
ru
,
proc
->
frame_rx
,
proc
->
subframe_rx
,
IF4p5_PULTICK
);
LOG_D
(
PHY
,
"~~~~~~******* Sending PULTICK frame %d, subframe %d
\n
"
,
proc
->
frame_rx
,
proc
->
subframe_rx
);
}
LOG_D
(
PHY
,
"fh_if4p5_north_out: Sending IF4p5_PULCALIB SFN.SF %d.%d
\n
"
,
proc
->
frame_rx
,
proc
->
subframe_rx
);
ru
->
north_out_cnt
++
;
return
;
}
...
...
@@ -724,7 +812,7 @@ void tx_rf(RU_t *ru) {
+
(
txsymb
-
1
)
*
(
fp
->
ofdm_symbol_size
+
fp
->
nb_prefix_samples
)
+
ru
->
end_of_burst_delay
;
if
(
ru
->
state
==
RU_RUN
&&
proc
->
frame_tx
%
ru
->
p
==
ru
->
tag
)
{
siglen2
=
fp
->
ofdm_symbol_size
+
fp
->
nb_prefix_samples
;
// length of symbol 10
siglen2
=
fp
->
ofdm_symbol_size
+
fp
->
nb_prefix_samples
+
ru
->
end_of_burst_delay
;
// length of symbol 10
}
flags
=
3
;
// end of burst
}
...
...
@@ -746,10 +834,10 @@ void tx_rf(RU_t *ru) {
sf_extension
=
(
sf_extension
)
&
0xfffffffc
;
#endif
for
(
i
=
0
;
i
<
ru
->
nb_tx
;
i
++
)
for
(
i
=
0
;
i
<
ru
->
nb_tx
;
i
++
)
{
txp
[
i
]
=
(
void
*
)
&
ru
->
common
.
txdata
[
i
][(
proc
->
subframe_tx
*
fp
->
samples_per_tti
)
-
sf_extension
];
txp1
[
i
]
=
(
void
*
)
&
ru
->
common
.
txdata
[
i
][(
proc
->
subframe_tx
*
fp
->
samples_per_tti
)
+
(
sigoff2
)
-
sf_extension
];
// pointer to 1st sample of 10th symbol
}
/* add fail safe for late command */
if
(
late_control
!=
STATE_BURST_NORMAL
)
{
//stop burst
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment