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wangjie
OpenXG-RAN
Commits
862e480e
Commit
862e480e
authored
Sep 10, 2016
by
Raymond Knopp
Browse files
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nothing important
parent
0da2c77a
Changes
4
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4 changed files
with
167 additions
and
69 deletions
+167
-69
cmake_targets/CMakeLists.txt
cmake_targets/CMakeLists.txt
+1
-1
openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
+100
-52
openair1/SCHED/phy_procedures_lte_eNb.c
openair1/SCHED/phy_procedures_lte_eNb.c
+65
-15
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+1
-1
No files found.
cmake_targets/CMakeLists.txt
View file @
862e480e
...
...
@@ -178,7 +178,7 @@ set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-rpath -Wl,${CMAKE_CU
# these changes are related to hardcoded path to include .h files
add_definitions
(
-DCMAKER
)
set
(
CMAKE_C_FLAGS_DEBUG
"
${
CMAKE_C_FLAGS
}
-g -DMALLOC_CHECK_=3"
)
set
(
CMAKE_C_FLAGS_RELWITHDEBINFO
"
${
CMAKE_C_FLAGS
}
-g -DMALLOC_CHECK_=3 -O
3
"
)
set
(
CMAKE_C_FLAGS_RELWITHDEBINFO
"
${
CMAKE_C_FLAGS
}
-g -DMALLOC_CHECK_=3 -O
2
"
)
set
(
GIT_BRANCH
"UNKNOWN"
)
...
...
openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
View file @
862e480e
...
...
@@ -127,7 +127,7 @@ LTE_eNB_ULSCH_t *new_eNB_ulsch(uint8_t max_turbo_iterations,uint8_t N_RB_UL, uin
ulsch
->
Mlimit
=
4
;
for
(
i
=
0
;
i
<
8
;
i
++
)
{
//
msg
("new_ue_ulsch: Harq process %d\n",i);
//
printf
("new_ue_ulsch: Harq process %d\n",i);
ulsch
->
harq_processes
[
i
]
=
(
LTE_UL_eNB_HARQ_t
*
)
malloc16
(
sizeof
(
LTE_UL_eNB_HARQ_t
));
if
(
ulsch
->
harq_processes
[
i
])
{
...
...
@@ -202,11 +202,11 @@ uint8_t extract_cqi_crc(uint8_t *cqi,uint8_t CQI_LENGTH)
uint8_t
crc
;
crc
=
cqi
[
CQI_LENGTH
>>
3
];
//
msg
("crc1: %x, shift %d\n",crc,CQI_LENGTH&0x7);
//
printf
("crc1: %x, shift %d\n",crc,CQI_LENGTH&0x7);
crc
=
(
crc
<<
(
CQI_LENGTH
&
0x7
));
// clear crc bits
// ((char *)cqi)[CQI_LENGTH>>3] &= 0xff>>(8-(CQI_LENGTH&0x7));
//
msg
("crc2: %x, cqi0 %x\n",crc,cqi[1+(CQI_LENGTH>>3)]);
//
printf
("crc2: %x, cqi0 %x\n",crc,cqi[1+(CQI_LENGTH>>3)]);
crc
|=
(
cqi
[
1
+
(
CQI_LENGTH
>>
3
)])
>>
(
8
-
(
CQI_LENGTH
&
0x7
));
// clear crc bits
//(((char *)cqi)[1+(CQI_LENGTH>>3)]) = 0;
...
...
@@ -217,6 +217,53 @@ uint8_t extract_cqi_crc(uint8_t *cqi,uint8_t CQI_LENGTH)
}
typedef
struct
{
PHY_VARS_eNB
*
eNB
;
}
tc_param
;
static
void
*
td_thread
(
void
*
param
)
{
PHY_VARS_eNB
*
eNB
=
(
tc_param
*
)
param
->
eNB
;
eNB_proc_t
*
proc
=
&
eNB
->
proc
;
while
(
!
oai_exit
)
{
if
(
wait_on_condition
(
&
proc
->
mutex_td
,
&
proc
->
cond_td
,
&
proc
->
instance_cnt_td
,
"td thread"
)
<
0
)
break
;
// TD here
ret
=
tc
(
&
ulsch_harq
->
d
[
r
][
96
],
ulsch_harq
->
c
[
r
],
Kr
,
f1f2mat_old
[
iind
*
2
],
f1f2mat_old
[(
iind
*
2
)
+
1
],
ulsch
->
max_turbo_iterations
,
//MAX_TURBO_ITERATIONS,
crc_type
,
(
r
==
0
)
?
ulsch_harq
->
F
:
0
,
&
eNB
->
ulsch_tc_init_stats
,
&
eNB
->
ulsch_tc_alpha_stats
,
&
eNB
->
ulsch_tc_beta_stats
,
&
eNB
->
ulsch_tc_gamma_stats
,
&
eNB
->
ulsch_tc_ext_stats
,
&
eNB
->
ulsch_tc_intl1_stats
,
&
eNB
->
ulsch_tc_intl2_stats
);
stop_meas
(
&
eNB
->
ulsch_turbo_decoding_stats
);
status
[
r
]
=
ret
;
if
(
release_thread
(
&
proc
->
mutex_td
,
&
proc
->
instance_cnt_td
,
"td thread"
)
<
0
)
break
;
if
(
pthread_cond_signal
(
&
proc
->
cond_td
)
!=
0
)
{
printf
(
"[eNB] ERROR pthread_cond_signal for td thread exit
\n
"
);
exit_fun
(
"ERROR pthread_cond_signal"
);
return
;
}
}
return
(
NULL
);
}
unsigned
int
ulsch_decoding
(
PHY_VARS_eNB
*
eNB
,
eNB_rxtx_proc_t
*
proc
,
uint8_t
UE_id
,
...
...
@@ -312,7 +359,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
#ifdef DEBUG_ULSCH_DECODING
msg
(
"ulsch_decoding (Nid_cell %d, rnti %x, x2 %x): round %d, RV %d, mcs %d, O_RI %d, O_ACK %d, G %d, subframe %d
\n
"
,
printf
(
"ulsch_decoding (Nid_cell %d, rnti %x, x2 %x): round %d, RV %d, mcs %d, O_RI %d, O_ACK %d, G %d, subframe %d
\n
"
,
frame_parms
->
Nid_cell
,
ulsch
->
rnti
,
x2
,
ulsch_harq
->
round
,
ulsch_harq
->
rvidx
,
...
...
@@ -401,7 +448,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
// Q_ACK = Qprime * Q_m;
Qprime_ACK
=
Qprime
;
#ifdef DEBUG_ULSCH_DECODING
msg
(
"ulsch_decoding.c: Qprime_ACK %d, Msc_initial %d, Nsymb_initial %d, sumKr %d
\n
"
,
printf
(
"ulsch_decoding.c: Qprime_ACK %d, Msc_initial %d, Nsymb_initial %d, sumKr %d
\n
"
,
Qprime_ACK
,
ulsch_harq
->
Msc_initial
,
ulsch_harq
->
Nsymb_initial
,
sumKr
);
#endif
...
...
@@ -430,7 +477,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
Q_CQI
=
Q_m
*
Qprime
;
#ifdef DEBUG_ULSCH_DECODING
msg
(
"ulsch_decoding: G %d, Q_RI %d, Q_CQI %d (L %d, Or1 %d) O_ACK %d
\n
"
,
G
,
Q_RI
,
Q_CQI
,
L
,
ulsch_harq
->
Or1
,
ulsch_harq
->
O_ACK
);
printf
(
"ulsch_decoding: G %d, Q_RI %d, Q_CQI %d (L %d, Or1 %d) O_ACK %d
\n
"
,
G
,
Q_RI
,
Q_CQI
,
L
,
ulsch_harq
->
Or1
,
ulsch_harq
->
O_ACK
);
#endif
G
=
G
-
Q_RI
-
Q_CQI
;
...
...
@@ -531,7 +578,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
}
#ifdef DEBUG_ULSCH_DECODING
msg
(
"ulsch_decoding.c: ACK i %d, r %d, j %d, ColumnSet[j] %d
\n
"
,
i
,
r
,
j
,
columnset
[
j
]);
printf
(
"ulsch_decoding.c: ACK i %d, r %d, j %d, ColumnSet[j] %d
\n
"
,
i
,
r
,
j
,
columnset
[
j
]);
#endif
j
=
(
j
+
3
)
&
3
;
}
...
...
@@ -964,15 +1011,15 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
}
#ifdef DEBUG_ULSCH_DECODING
msg
(
"ulsch_decoding: Or1=%d
\n
"
,
ulsch_harq
->
Or1
);
printf
(
"ulsch_decoding: Or1=%d
\n
"
,
ulsch_harq
->
Or1
);
for
(
i
=
0
;
i
<
1
+
((
8
+
ulsch_harq
->
Or1
)
/
8
);
i
++
)
msg
(
"ulsch_decoding: O[%d] %d
\n
"
,
i
,
ulsch_harq
->
o
[
i
]);
printf
(
"ulsch_decoding: O[%d] %d
\n
"
,
i
,
ulsch_harq
->
o
[
i
]);
if
(
ulsch_harq
->
cqi_crc_status
==
1
)
msg
(
"RX CQI CRC OK (%x)
\n
"
,
extract_cqi_crc
(
o_flip
,
ulsch_harq
->
Or1
));
printf
(
"RX CQI CRC OK (%x)
\n
"
,
extract_cqi_crc
(
o_flip
,
ulsch_harq
->
Or1
));
else
msg
(
"RX CQI CRC NOT OK (%x)
\n
"
,
extract_cqi_crc
(
o_flip
,
ulsch_harq
->
Or1
));
printf
(
"RX CQI CRC NOT OK (%x)
\n
"
,
extract_cqi_crc
(
o_flip
,
ulsch_harq
->
Or1
));
#endif
}
...
...
@@ -1010,7 +1057,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
}
#ifdef DEBUG_ULSCH_DECODING
msg
(
"f1 %d, f2 %d, F %d
\n
"
,
f1f2mat_old
[
2
*
iind
],
f1f2mat_old
[
1
+
(
2
*
iind
)],(
r
==
0
)
?
ulsch_harq
->
F
:
0
);
printf
(
"f1 %d, f2 %d, F %d
\n
"
,
f1f2mat_old
[
2
*
iind
],
f1f2mat_old
[
1
+
(
2
*
iind
)],(
r
==
0
)
?
ulsch_harq
->
F
:
0
);
#endif
memset
(
&
dummy_w
[
r
][
0
],
0
,
3
*
(
6144
+
64
)
*
sizeof
(
short
));
...
...
@@ -1019,7 +1066,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
(
r
==
0
)
?
ulsch_harq
->
F
:
0
);
#ifdef DEBUG_ULSCH_DECODING
msg
(
"Rate Matching Segment %d (coded bits (G) %d,unpunctured/repeated bits %d, Q_m %d, nb_rb %d, Nl %d)...
\n
"
,
printf
(
"Rate Matching Segment %d (coded bits (G) %d,unpunctured/repeated bits %d, Q_m %d, nb_rb %d, Nl %d)...
\n
"
,
r
,
G
,
Kr
*
3
,
Q_m
,
...
...
@@ -1058,7 +1105,7 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
stop_meas
(
&
eNB
->
ulsch_deinterleaving_stats
);
}
for
(
r
=
0
;
r
<
ulsch_harq
->
C
;
r
++
)
{
for
(
r
=
0
;
r
<
ulsch_harq
->
C
;
r
+=
2
)
{
/* printf("c[%d] : %p\n",r,
ulsch_harq->c[r]);
...
...
@@ -1090,7 +1137,8 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
stop_meas
(
&
eNB
->
ulsch_turbo_decoding_stats
);
status
[
r
]
=
ret
;
if
(
ret
==
(
1
+
ulsch
->
max_turbo_iterations
))
break
;
}
// Reassembly of Transport block here
...
...
@@ -1208,7 +1256,7 @@ int ulsch_abstraction_MIESM(double* sinr_dB,uint8_t TM, uint8_t mcs,uint16_t nrb
sinr_db1
=
sinr_dB
[
offset
*
2
];
sinr_db2
=
sinr_dB
[
offset
*
2
+
1
];
msg
(
"sinr_db1=%f
\n
,sinr_db2=%f
\n
"
,
sinr_db1
,
sinr_db2
);
printf
(
"sinr_db1=%f
\n
,sinr_db2=%f
\n
"
,
sinr_db1
,
sinr_db2
);
//rounding up for the table lookup
sinr_db1
*=
10
;
...
...
@@ -1462,7 +1510,7 @@ int ulsch_abstraction_MIESM(double* sinr_dB,uint8_t TM, uint8_t mcs,uint16_t nrb
sinr_eff
=
sinr_eff
*
beta2_dlsch_MI
[
TM
][
mcs
];
}
msg
(
"SINR_Eff = %e
\n
"
,
sinr_eff
);
printf
(
"SINR_Eff = %e
\n
"
,
sinr_eff
);
sinr_eff
*=
10
;
sinr_eff
=
floor
(
sinr_eff
);
...
...
@@ -1470,7 +1518,7 @@ int ulsch_abstraction_MIESM(double* sinr_dB,uint8_t TM, uint8_t mcs,uint16_t nrb
// sinr_eff += 1;
// }
sinr_eff
/=
10
;
msg
(
"sinr_eff after rounding = %f
\n
"
,
sinr_eff
);
printf
(
"sinr_eff after rounding = %f
\n
"
,
sinr_eff
);
for
(
index
=
0
;
index
<
16
;
index
++
)
{
if
(
index
==
0
)
{
...
...
@@ -1488,10 +1536,10 @@ int ulsch_abstraction_MIESM(double* sinr_dB,uint8_t TM, uint8_t mcs,uint16_t nrb
#ifdef USER_MODE // need to be adapted for the emulation in the kernel space
if
(
uniformrandom
()
<
bler
)
{
msg
(
"abstraction_decoding failed (mcs=%d, sinr_eff=%f, bler=%f)
\n
"
,
mcs
,
sinr_eff
,
bler
);
printf
(
"abstraction_decoding failed (mcs=%d, sinr_eff=%f, bler=%f)
\n
"
,
mcs
,
sinr_eff
,
bler
);
return
(
0
);
}
else
{
msg
(
"abstraction_decoding successful (mcs=%d, sinr_eff=%f, bler=%f)
\n
"
,
mcs
,
sinr_eff
,
bler
);
printf
(
"abstraction_decoding successful (mcs=%d, sinr_eff=%f, bler=%f)
\n
"
,
mcs
,
sinr_eff
,
bler
);
return
(
1
);
}
...
...
openair1/SCHED/phy_procedures_lte_eNb.c
View file @
862e480e
...
...
@@ -2508,6 +2508,8 @@ void fep0(PHY_VARS_eNB *eNB,int slot) {
LTE_DL_FRAME_PARMS
*
fp
=
&
eNB
->
frame_parms
;
int
l
;
// printf("fep0: slot %d\n",slot);
remove_7_5_kHz
(
eNB
,(
slot
&
1
)
+
(
proc
->
subframe_rx
<<
1
));
for
(
l
=
0
;
l
<
fp
->
symbols_per_tti
/
2
;
l
++
)
{
slot_fep_ul
(
fp
,
...
...
@@ -2560,21 +2562,68 @@ static inline int wait_on_condition(pthread_mutex_t *mutex,pthread_cond_t *cond,
return
(
0
);
}
static
inline
int
wait_on_busy_condition
(
pthread_mutex_t
*
mutex
,
pthread_cond_t
*
cond
,
int
*
instance_cnt
,
char
*
name
)
{
if
(
pthread_mutex_lock
(
mutex
)
!=
0
)
{
LOG_E
(
PHY
,
"[SCHED][eNB] error locking mutex for %s
\n
"
,
name
);
exit_fun
(
"nothing to add"
);
return
(
-
1
);
}
while
(
*
instance_cnt
==
0
)
{
// most of the time the thread will skip this
// waits only if proc->instance_cnt_rxtx is 0
pthread_cond_wait
(
cond
,
mutex
);
// this unlocks mutex_rxtx while waiting and then locks it again
}
if
(
pthread_mutex_unlock
(
mutex
)
!=
0
)
{
LOG_E
(
PHY
,
"[SCHED][eNB] error unlocking mutex for %s
\n
"
,
name
);
exit_fun
(
"nothing to add"
);
return
(
-
1
);
}
return
(
0
);
}
extern
int
oai_exit
;
#define THREAD_FULL 1
#ifdef THREAD_FULL
static
void
*
fep_thread
(
void
*
param
)
{
PHY_VARS_eNB
*
eNB
=
(
PHY_VARS_eNB
*
)
param
;
eNB_proc_t
*
proc
=
&
eNB
->
proc
;
while
(
!
oai_exit
)
{
if
(
wait_on_condition
(
&
proc
->
mutex_fep
,
&
proc
->
cond_fep
,
&
proc
->
instance_cnt_fep
,
"fep thread"
)
<
0
)
break
;
fep0
(
eNB
,
0
);
if
(
release_thread
(
&
proc
->
mutex_fep
,
&
proc
->
instance_cnt_fep
,
"fep thread"
)
<
0
)
break
;
if
(
pthread_cond_signal
(
&
proc
->
cond_fep
)
!=
0
)
{
printf
(
"[eNB] ERROR pthread_cond_signal for fep thread exit
\n
"
);
exit_fun
(
"ERROR pthread_cond_signal"
);
return
;
}
}
return
(
NULL
);
}
#else
static
void
*
fep_thread
(
void
*
param
)
{
PHY_VARS_eNB
*
eNB
=
(
PHY_VARS_eNB
*
)
param
;
eNB_proc_t
*
proc
=
&
eNB
->
proc
;
fep0
(
eNB
,
0
);
return
(
NULL
);
}
#endif
void
init_fep_thread
(
PHY_VARS_eNB
*
eNB
,
pthread_attr_t
*
attr_fep
)
{
eNB_proc_t
*
proc
=
&
eNB
->
proc
;
...
...
@@ -2584,13 +2633,17 @@ void init_fep_thread(PHY_VARS_eNB *eNB,pthread_attr_t *attr_fep) {
pthread_mutex_init
(
&
proc
->
mutex_fep
,
NULL
);
pthread_cond_init
(
&
proc
->
cond_fep
,
NULL
);
#ifdef THREAD_FULL
pthread_create
(
&
proc
->
pthread_fep
,
attr_fep
,
fep_thread
,
(
void
*
)
eNB
);
#endif
}
void
eNB_fep_full_2thread
(
PHY_VARS_eNB
*
eNB
)
{
eNB_proc_t
*
proc
=
&
eNB
->
proc
;
struct
timespec
wait
;
int
wait_cnt
=
0
;
wait
.
tv_sec
=
0
;
...
...
@@ -2599,6 +2652,8 @@ void eNB_fep_full_2thread(PHY_VARS_eNB *eNB) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_SLOT_FEP
,
1
);
start_meas
(
&
eNB
->
ofdm_demod_stats
);
#ifdef THREAD_FULL
if
(
pthread_mutex_timedlock
(
&
proc
->
mutex_fep
,
&
wait
)
!=
0
)
{
printf
(
"[eNB] ERROR pthread_mutex_lock for fep thread %d (IC %d)
\n
"
,
proc
->
instance_cnt_fep
);
exit_fun
(
"error locking mutex_fep"
);
...
...
@@ -2626,26 +2681,21 @@ void eNB_fep_full_2thread(PHY_VARS_eNB *eNB) {
// call second slot in this symbol
fep0
(
eNB
,
1
);
if
(
pthread_mutex_timedlock
(
&
proc
->
mutex_fep
,
&
wait
)
!=
0
)
{
printf
(
"[eNB] ERROR pthread_mutex_lock for fep thread %d (IC %d)
\n
"
,
proc
->
instance_cnt_fep
);
exit_fun
(
"error locking mutex_fep"
);
return
;
}
while
(
proc
->
instance_cnt_fep
==
0
)
{
wait_cnt
++
;
if
(
wait_cnt
>
10000
)
break
;
};
wait_on_busy_condition
(
&
proc
->
mutex_fep
,
&
proc
->
cond_fep
,
&
proc
->
instance_cnt_fep
,
"fep thread"
);
pthread_mutex_unlock
(
&
proc
->
mutex_fep
);
if
(
wait_cnt
>
1000000
)
{
printf
(
"[eNB] parallel FEP didn't finish
\n
"
);
exit_fun
(
"error"
);
}
#else
pthread_create
(
&
proc
->
pthread_fep
,
NULL
,
fep_thread
,
(
void
*
)
eNB
);
// call second slot in this symbol
fep0
(
eNB
,
1
);
pthread_join
(
proc
->
pthread_fep
,(
void
**
)
NULL
);
#endif
stop_meas
(
&
eNB
->
ofdm_demod_stats
);
}
void
eNB_fep_full
(
PHY_VARS_eNB
*
eNB
)
{
eNB_proc_t
*
proc
=
&
eNB
->
proc
;
...
...
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
View file @
862e480e
...
...
@@ -568,7 +568,7 @@ extern "C" {
// workaround for an api problem, master clock has to be set with the constructor not via set_master_clock_rate
args
+=
boost
::
str
(
boost
::
format
(
",master_clock_rate=%f"
)
%
usrp_master_clock
);
args
+=
",num_send_frames=256,num_recv_frames=256, send_frame_size=4096, recv_frame_size=4096"
;
//
args += ",num_send_frames=256,num_recv_frames=256, send_frame_size=4096, recv_frame_size=4096";
uhd
::
device_addrs_t
device_adds
=
uhd
::
device
::
find
(
args
);
...
...
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