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lizhongxiao
OpenXG-RAN
Commits
a413f12d
Commit
a413f12d
authored
Apr 09, 2018
by
Florian Kaltenberger
Browse files
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Plain Diff
adding support for bandwidths 40 and 80 MHz to usrp_lib and rru
parent
dc30b30b
Changes
4
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Showing
4 changed files
with
94 additions
and
37 deletions
+94
-37
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+29
-0
targets/RT/USER/lte-softmodem.c
targets/RT/USER/lte-softmodem.c
+3
-3
targets/RT/USER/nr-ru.c
targets/RT/USER/nr-ru.c
+59
-31
targets/RT/USER/nr-softmodem.c
targets/RT/USER/nr-softmodem.c
+3
-3
No files found.
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
View file @
a413f12d
...
...
@@ -1016,6 +1016,30 @@ extern "C" {
LOG_I
(
PHY
,
"%s() sample_rate:%u
\n
"
,
__FUNCTION__
,
(
int
)
openair0_cfg
[
0
].
sample_rate
);
switch
((
int
)
openair0_cfg
[
0
].
sample_rate
)
{
case
122880000
:
// from usrp_time_offset
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg
[
0
].
tx_sample_advance
=
15
;
//to be checked
openair0_cfg
[
0
].
tx_bw
=
80e6
;
openair0_cfg
[
0
].
rx_bw
=
80e6
;
break
;
case
92160000
:
openair0_cfg
[
0
].
tx_sample_advance
=
15
;
//to be checked
openair0_cfg
[
0
].
tx_bw
=
80e6
;
openair0_cfg
[
0
].
rx_bw
=
80e6
;
break
;
case
61440000
:
// from usrp_time_offset
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg
[
0
].
tx_sample_advance
=
15
;
openair0_cfg
[
0
].
tx_bw
=
40e6
;
openair0_cfg
[
0
].
rx_bw
=
40e6
;
break
;
case
46080000
:
openair0_cfg
[
0
].
tx_sample_advance
=
15
;
openair0_cfg
[
0
].
tx_bw
=
40e6
;
openair0_cfg
[
0
].
rx_bw
=
40e6
;
break
;
case
30720000
:
// from usrp_time_offset
//openair0_cfg[0].samples_per_packet = 2048;
...
...
@@ -1023,6 +1047,11 @@ extern "C" {
openair0_cfg
[
0
].
tx_bw
=
20e6
;
openair0_cfg
[
0
].
rx_bw
=
20e6
;
break
;
case
23040000
:
openair0_cfg
[
0
].
tx_sample_advance
=
15
;
openair0_cfg
[
0
].
tx_bw
=
20e6
;
openair0_cfg
[
0
].
rx_bw
=
20e6
;
break
;
case
15360000
:
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg
[
0
].
tx_sample_advance
=
45
;
...
...
targets/RT/USER/lte-softmodem.c
View file @
a413f12d
...
...
@@ -627,7 +627,7 @@ void set_default_frame_parms(LTE_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs]) {
}
/*
void init_openair0(void) {
int card;
...
...
@@ -710,9 +710,9 @@ void init_openair0(void) {
openair0_cfg[card].tx_freq[i],
openair0_cfg[card].rx_freq[i]);
}
}
/
* for loop on cards */
} /
/ for loop on cards
}
*/
void
wait_RUs
(
void
)
{
...
...
targets/RT/USER/nr-ru.c
View file @
a413f12d
...
...
@@ -1168,38 +1168,66 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
nfapi_config_request_t
*
gNB_config
=
ru
->
gNB_list
[
0
]
->
gNB_config
;
//tmp index
openair0_config_t
*
cfg
=
&
ru
->
openair0_cfg
;
int
N_RB
=
gNB_config
->
rf_config
.
dl_channel_bandwidth
.
value
;
if
(
N_RB
==
100
)
{
if
(
fp
->
threequarter_fs
)
{
cfg
->
sample_rate
=
23.04e6
;
cfg
->
samples_per_frame
=
230400
;
cfg
->
tx_bw
=
10e6
;
cfg
->
rx_bw
=
10e6
;
}
else
{
cfg
->
sample_rate
=
30.72e6
;
cfg
->
samples_per_frame
=
307200
;
cfg
->
tx_bw
=
10e6
;
cfg
->
rx_bw
=
10e6
;
}
}
else
if
(
N_RB
==
50
)
{
cfg
->
sample_rate
=
15.36e6
;
cfg
->
samples_per_frame
=
153600
;
cfg
->
tx_bw
=
5e6
;
cfg
->
rx_bw
=
5e6
;
}
else
if
(
N_RB
==
25
)
{
cfg
->
sample_rate
=
7.68e6
;
cfg
->
samples_per_frame
=
76800
;
cfg
->
tx_bw
=
2.5e6
;
cfg
->
rx_bw
=
2.5e6
;
}
else
if
(
N_RB
==
6
)
{
cfg
->
sample_rate
=
1.92e6
;
cfg
->
samples_per_frame
=
19200
;
cfg
->
tx_bw
=
1.5e6
;
cfg
->
rx_bw
=
1.5e6
;
int
mu
=
gNB_config
->
subframe_config
.
numerology_index_mu
.
value
;
if
(
mu
==
NR_MU_0
)
{
//or if LTE
if
(
N_RB
==
100
)
{
if
(
fp
->
threequarter_fs
)
{
cfg
->
sample_rate
=
23.04e6
;
cfg
->
samples_per_frame
=
230400
;
cfg
->
tx_bw
=
10e6
;
cfg
->
rx_bw
=
10e6
;
}
else
{
cfg
->
sample_rate
=
30.72e6
;
cfg
->
samples_per_frame
=
307200
;
cfg
->
tx_bw
=
10e6
;
cfg
->
rx_bw
=
10e6
;
}
}
else
if
(
N_RB
==
50
)
{
cfg
->
sample_rate
=
15.36e6
;
cfg
->
samples_per_frame
=
153600
;
cfg
->
tx_bw
=
5e6
;
cfg
->
rx_bw
=
5e6
;
}
else
if
(
N_RB
==
25
)
{
cfg
->
sample_rate
=
7.68e6
;
cfg
->
samples_per_frame
=
76800
;
cfg
->
tx_bw
=
2.5e6
;
cfg
->
rx_bw
=
2.5e6
;
}
else
if
(
N_RB
==
6
)
{
cfg
->
sample_rate
=
1.92e6
;
cfg
->
samples_per_frame
=
19200
;
cfg
->
tx_bw
=
1.5e6
;
cfg
->
rx_bw
=
1.5e6
;
}
else
AssertFatal
(
1
==
0
,
"Unknown N_RB %d
\n
"
,
N_RB
);
}
else
AssertFatal
(
1
==
0
,
"Unknown N_RB %d
\n
"
,
N_RB
);
else
if
(
mu
==
NR_MU_1
)
{
if
(
N_RB
==
217
)
{
if
(
fp
->
threequarter_fs
)
{
cfg
->
sample_rate
=
92.16e6
;
cfg
->
samples_per_frame
=
921600
;
cfg
->
tx_bw
=
40e6
;
cfg
->
rx_bw
=
40e6
;
}
else
{
cfg
->
sample_rate
=
122.88e6
;
cfg
->
samples_per_frame
=
1228800
;
cfg
->
tx_bw
=
40e6
;
cfg
->
rx_bw
=
40e6
;
}
}
else
if
(
N_RB
==
106
)
{
cfg
->
sample_rate
=
61.44e6
;
cfg
->
samples_per_frame
=
614400
;
cfg
->
tx_bw
=
20e6
;
cfg
->
rx_bw
=
20e6
;
}
else
{
AssertFatal
(
0
==
1
,
"N_RB %d not yet supported for numerology %d
\n
"
,
N_RB
,
mu
);
}
}
else
{
AssertFatal
(
0
==
1
,
"Numerology %d not supported for the moment
\n
"
,
mu
);
}
if
(
gNB_config
->
subframe_config
.
duplex_mode
.
value
==
TDD
)
cfg
->
duplex_mode
=
duplex_mode_TDD
;
else
//FDD
...
...
targets/RT/USER/nr-softmodem.c
View file @
a413f12d
...
...
@@ -642,7 +642,7 @@ void set_default_frame_parms(nfapi_config_request_t *config[MAX_NUM_CCs], NR_DL_
}
/*
void init_openair0(void) {
int card;
...
...
@@ -725,9 +725,9 @@ void init_openair0(void) {
openair0_cfg[card].tx_freq[i],
openair0_cfg[card].rx_freq[i]);
}
}
/
* for loop on cards */
} /
/ for loop on cards
}
*/
void
wait_RUs
(
void
)
{
...
...
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