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oai
openairinterface5G
Commits
8420dce1
Commit
8420dce1
authored
Oct 15, 2017
by
knopp
Browse files
addition of worker thread for fep TX procedures in RU
parent
667b9f1a
Changes
3
Hide whitespace changes
Inline
Side-by-side
openair1/PHY/defs.h
View file @
8420dce1
...
...
@@ -330,6 +330,8 @@ typedef struct RU_proc_t_s {
int
instance_cnt_asynch_rxtx
;
/// \internal This variable is protected by \ref mutex_fep
int
instance_cnt_fep
;
/// \internal This variable is protected by \ref mutex_fep
int
instance_cnt_feptx
;
/// pthread structure for RU FH processing thread
pthread_t
pthread_FH
;
/// pthread structure for RU prach processing thread
...
...
@@ -340,8 +342,10 @@ typedef struct RU_proc_t_s {
#endif
/// pthread struct for RU synch thread
pthread_t
pthread_synch
;
/// pthread struct for RU RX FEP thread
/// pthread struct for RU RX FEP
worker
thread
pthread_t
pthread_fep
;
/// pthread struct for RU RX FEPTX worker thread
pthread_t
pthread_feptx
;
/// pthread structure for asychronous RX/TX processing thread
pthread_t
pthread_asynch_rxtx
;
/// flag to indicate first RX acquisition
...
...
@@ -360,8 +364,10 @@ typedef struct RU_proc_t_s {
pthread_attr_t
attr_synch
;
/// pthread attributes for asynchronous RX thread
pthread_attr_t
attr_asynch_rxtx
;
/// pthread attributes for
parallel
fep thread
/// pthread attributes for
worker
fep thread
pthread_attr_t
attr_fep
;
/// pthread attributes for worker feptx thread
pthread_attr_t
attr_feptx
;
/// scheduling parameters for RU FH thread
struct
sched_param
sched_param_FH
;
/// scheduling parameters for RU prach thread
...
...
@@ -388,6 +394,8 @@ typedef struct RU_proc_t_s {
pthread_cond_t
cond_asynch_rxtx
;
/// condition varaible for RU RX FEP thread
pthread_cond_t
cond_fep
;
/// condition varaible for RU RX FEPTX thread
pthread_cond_t
cond_feptx
;
/// condition variable for eNB signal
pthread_cond_t
cond_eNBs
;
/// mutex for RU FH
...
...
@@ -404,8 +412,10 @@ typedef struct RU_proc_t_s {
pthread_mutex_t
mutex_eNBs
;
/// mutex for asynch RX/TX thread
pthread_mutex_t
mutex_asynch_rxtx
;
/// mutex for fep RX
/// mutex for fep RX
worker thread
pthread_mutex_t
mutex_fep
;
/// mutex for fep TX worker thread
pthread_mutex_t
mutex_feptx
;
/// symbol mask for IF4p5 reception per subframe
uint32_t
symbol_mask
[
10
];
/// number of slave threads
...
...
openair1/SCHED/phy_procedures_lte_eNb.c
View file @
8420dce1
...
...
@@ -1094,9 +1094,9 @@ void uci_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc)
tdd_multiplexing_mask
=
0x4
;
}
}
uci
->
stat
=
max_metric
;
fill_uci_harq_indication
(
eNB
,
uci
,
frame
,
subframe
,
harq_ack
,
1
,
tdd_multiplexing_mask
);
// multiplexing mode
}
uci
->
stat
=
max_metric
;
fill_uci_harq_indication
(
eNB
,
uci
,
frame
,
subframe
,
harq_ack
,
1
,
tdd_multiplexing_mask
);
// multiplexing mode
}
//else if ((uci->tdd_bundling == 0) && (res==3))
else
if
((
uci
->
tdd_bundling
==
0
)
&&
(
uci
->
num_pucch_resources
==
4
)){
// multiplexing + no SR, implement Table 10.1.3-7 (Rel14) for multiplexing with M=4
if
(
pucch_b0b1
[
0
][
0
]
==
4
||
...
...
openair1/SCHED/ru_procedures.c
View file @
8420dce1
...
...
@@ -54,10 +54,170 @@
#include
<time.h>
#include
"targets/RT/USER/rt_wrapper.h"
// RU OFDM Modulator, used in IF4p5 RRU, RCC/RAU with IF5, eNodeB
extern
openair0_config_t
openair0_cfg
[
MAX_CARDS
];
extern
int
oai_exit
;
void
feptx0
(
RU_t
*
ru
,
int
slot
)
{
LTE_DL_FRAME_PARMS
*
fp
=
&
ru
->
frame_parms
;
int
dummy_tx_b
[
7680
*
2
]
__attribute__
((
aligned
(
32
)));
unsigned
int
aa
,
slot_offset
;
int
i
,
j
,
tx_offset
;
int
slot_sizeF
=
(
fp
->
ofdm_symbol_size
)
*
((
fp
->
Ncp
==
1
)
?
6
:
7
);
int
len
,
len2
;
int16_t
*
txdata
;
int
subframe
=
ru
->
proc
.
subframe_tx
;
slot_offset
=
subframe
*
fp
->
samples_per_tti
+
(
slot
*
(
fp
->
samples_per_tti
>>
1
));
// LOG_D(HW,"Frame %d: Generating slot %d\n",frame,next_slot);
for
(
aa
=
0
;
aa
<
ru
->
nb_tx
;
aa
++
)
{
if
(
fp
->
Ncp
==
EXTENDED
)
PHY_ofdm_mod
(
&
ru
->
common
.
txdataF_BF
[
aa
][
slot
*
slot_sizeF
],
dummy_tx_b
,
fp
->
ofdm_symbol_size
,
6
,
fp
->
nb_prefix_samples
,
CYCLIC_PREFIX
);
else
normal_prefix_mod
(
&
ru
->
common
.
txdataF_BF
[
aa
][
slot
*
slot_sizeF
],
dummy_tx_b
,
7
,
fp
);
len
=
fp
->
samples_per_tti
>>
1
;
// cyclic extension
if
((
slot_offset
+
len
)
>
(
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME
*
fp
->
samples_per_tti
))
{
tx_offset
=
(
int
)
slot_offset
;
txdata
=
(
int16_t
*
)
&
ru
->
common
.
txdata
[
aa
][
tx_offset
];
len2
=
-
tx_offset
+
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME
*
fp
->
samples_per_tti
;
for
(
i
=
0
;
i
<
(
len2
<<
1
);
i
++
)
{
txdata
[
i
]
=
((
int16_t
*
)
dummy_tx_b
)[
i
];
}
txdata
=
(
int16_t
*
)
&
ru
->
common
.
txdata
[
aa
][
0
];
for
(
j
=
0
;
i
<
(
len
<<
1
);
i
++
,
j
++
)
{
txdata
[
j
++
]
=
((
int16_t
*
)
dummy_tx_b
)[
i
];
}
}
else
{
tx_offset
=
(
int
)
slot_offset
;
txdata
=
(
int16_t
*
)
&
ru
->
common
.
txdata
[
aa
][
tx_offset
];
for
(
i
=
0
;
i
<
(
len
<<
1
);
i
++
)
{
txdata
[
i
]
=
((
int16_t
*
)
dummy_tx_b
)[
i
];
}
}
// TDD: turn on tx switch N_TA_offset before by setting buffer in these samples to 0
if
((
slot
==
0
)
&&
((((
fp
->
tdd_config
==
0
)
||
(
fp
->
tdd_config
==
1
)
||
(
fp
->
tdd_config
==
2
)
||
(
fp
->
tdd_config
==
6
))
&&
(
subframe
==
0
))
||
(
subframe
==
5
)))
{
for
(
i
=
0
;
i
<
ru
->
N_TA_offset
;
i
++
)
{
tx_offset
=
(
int
)
slot_offset
+
i
-
ru
->
N_TA_offset
/
2
;
if
(
tx_offset
<
0
)
tx_offset
+=
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME
*
fp
->
samples_per_tti
;
if
(
tx_offset
>=
(
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME
*
fp
->
samples_per_tti
))
tx_offset
-=
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME
*
fp
->
samples_per_tti
;
ru
->
common
.
txdata
[
aa
][
tx_offset
]
=
0x00000000
;
}
}
LOG_D
(
PHY
,
"feptx_ofdm (TXPATH): frame %d, subframe %d: txp (time %p) %d dB, txp (freq) %d dB
\n
"
,
ru
->
proc
.
frame_tx
,
subframe
,
txdata
,
dB_fixed
(
signal_energy
((
int32_t
*
)
txdata
,
fp
->
samples_per_tti
)),
dB_fixed
(
signal_energy_nodc
(
ru
->
common
.
txdataF_BF
[
aa
],
2
*
slot_sizeF
)));
}
}
static
void
*
feptx_thread
(
void
*
param
)
{
RU_t
*
ru
=
(
RU_t
*
)
param
;
RU_proc_t
*
proc
=
&
ru
->
proc
;
thread_top_init
(
"feptx_thread"
,
0
,
870000
,
1000000
,
1000000
);
while
(
!
oai_exit
)
{
if
(
wait_on_condition
(
&
proc
->
mutex_feptx
,
&
proc
->
cond_feptx
,
&
proc
->
instance_cnt_feptx
,
"feptx thread"
)
<
0
)
break
;
feptx0
(
ru
,
1
);
if
(
release_thread
(
&
proc
->
mutex_feptx
,
&
proc
->
instance_cnt_feptx
,
"feptx thread"
)
<
0
)
break
;
if
(
pthread_cond_signal
(
&
proc
->
cond_feptx
)
!=
0
)
{
printf
(
"[eNB] ERROR pthread_cond_signal for feptx thread exit
\n
"
);
exit_fun
(
"ERROR pthread_cond_signal"
);
return
NULL
;
}
}
return
(
NULL
);
}
void
feptx_ofdm_2thread
(
RU_t
*
ru
)
{
LTE_DL_FRAME_PARMS
*
fp
=&
ru
->
frame_parms
;
RU_proc_t
*
proc
=
&
ru
->
proc
;
struct
timespec
wait
;
int
subframe
=
ru
->
proc
.
subframe_tx
;
wait
.
tv_sec
=
0
;
wait
.
tv_nsec
=
5000000L
;
start_meas
(
&
ru
->
ofdm_demod_stats
);
if
(
subframe_select
(
fp
,
subframe
)
==
SF_UL
)
return
;
if
(
subframe_select
(
fp
,
subframe
)
==
SF_DL
)
{
// If this is not an S-subframe
if
(
pthread_mutex_timedlock
(
&
proc
->
mutex_feptx
,
&
wait
)
!=
0
)
{
printf
(
"[RU] ERROR pthread_mutex_lock for feptx thread (IC %d)
\n
"
,
proc
->
instance_cnt_feptx
);
exit_fun
(
"error locking mutex_feptx"
);
return
;
}
if
(
proc
->
instance_cnt_feptx
==
0
)
{
printf
(
"[RU] FEPtx thread busy
\n
"
);
exit_fun
(
"FEPtx thread busy"
);
pthread_mutex_unlock
(
&
proc
->
mutex_feptx
);
return
;
}
++
proc
->
instance_cnt_feptx
;
if
(
pthread_cond_signal
(
&
proc
->
cond_feptx
)
!=
0
)
{
printf
(
"[RU] ERROR pthread_cond_signal for feptx thread
\n
"
);
exit_fun
(
"ERROR pthread_cond_signal"
);
return
;
}
pthread_mutex_unlock
(
&
proc
->
mutex_feptx
);
}
// call first slot in this thread
feptx0
(
ru
,
0
);
wait_on_busy_condition
(
&
proc
->
mutex_feptx
,
&
proc
->
cond_feptx
,
&
proc
->
instance_cnt_feptx
,
"feptx thread"
);
stop_meas
(
&
ru
->
ofdm_demod_stats
);
}
void
feptx_ofdm
(
RU_t
*
ru
)
{
LTE_DL_FRAME_PARMS
*
fp
=&
ru
->
frame_parms
;
...
...
@@ -237,11 +397,6 @@ void feptx_prec(RU_t *ru) {
}
}
typedef
struct
{
RU_t
*
ru
;
int
slot
;
}
fep_task
;
void
fep0
(
RU_t
*
ru
,
int
slot
)
{
RU_proc_t
*
proc
=
&
ru
->
proc
;
...
...
@@ -262,8 +417,6 @@ void fep0(RU_t *ru,int slot) {
extern
int
oai_exit
;
static
void
*
fep_thread
(
void
*
param
)
{
RU_t
*
ru
=
(
RU_t
*
)
param
;
...
...
@@ -289,6 +442,20 @@ static void *fep_thread(void *param) {
return
(
NULL
);
}
void
init_feptx_thread
(
RU_t
*
ru
,
pthread_attr_t
*
attr_feptx
)
{
RU_proc_t
*
proc
=
&
ru
->
proc
;
proc
->
instance_cnt_feptx
=
-
1
;
pthread_mutex_init
(
&
proc
->
mutex_feptx
,
NULL
);
pthread_cond_init
(
&
proc
->
cond_feptx
,
NULL
);
pthread_create
(
&
proc
->
pthread_feptx
,
attr_feptx
,
feptx_thread
,
(
void
*
)
ru
);
}
void
init_fep_thread
(
RU_t
*
ru
,
pthread_attr_t
*
attr_fep
)
{
RU_proc_t
*
proc
=
&
ru
->
proc
;
...
...
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