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wangwenhui
OpenXG-RAN
Commits
2cad2b93
Commit
2cad2b93
authored
Oct 15, 2020
by
kn.raju
Browse files
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Plain Diff
modified mapping of SSB index to UE_id
parent
74b2aec2
Changes
4
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Showing
4 changed files
with
216 additions
and
135 deletions
+216
-135
openair2/LAYER2/NR_MAC_gNB/config.c
openair2/LAYER2/NR_MAC_gNB/config.c
+29
-15
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+66
-57
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+42
-17
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+79
-46
No files found.
openair2/LAYER2/NR_MAC_gNB/config.c
View file @
2cad2b93
...
...
@@ -46,6 +46,9 @@
#include "NR_MIB.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_common.h"
/* Softmodem params */
#include "executables/softmodem-common.h"
extern
RAN_CONTEXT_t
RC
;
//extern int l2_init_gNB(void);
extern
void
mac_top_init_gNB
(
void
);
...
...
@@ -360,22 +363,33 @@ int rrc_mac_config_req_gNB(module_id_t Mod_idP,
if
(
secondaryCellGroup
)
{
NR_UE_
list_t
*
UE_list
=
&
RC
.
nrmac
[
Mod_idP
]
->
UE_list
;
i
nt
UE_id
;
if
(
add_ue
==
1
)
{
UE_i
d
=
add_new_nr_ue
(
Mod_idP
,
rnti
)
;
UE_list
->
secondaryCellGroup
[
UE_id
]
=
secondaryCellGroup
;
uint8_t
num_preamble
=
secondaryCellGroup
->
spCellConfig
->
reconfigurationWithSync
->
rach_ConfigDedicated
->
choice
.
uplink
->
cfra
->
resources
.
choice
.
ssb
->
ssb_ResourceList
.
list
.
coun
t
;
UE_list
->
preambles
[
UE_id
].
num_preambles
=
num_preamble
;
UE_list
->
preambles
[
UE_id
].
preamble_list
=
(
uint8_t
*
)
malloc
(
num_preamble
*
sizeof
(
uint8_t
));
for
(
int
i
=
0
;
i
<
num_preamble
;
i
++
)
{
UE_list
->
preambles
[
UE_id
].
preamble_list
[
i
]
=
secondaryCellGroup
->
spCellConfig
->
reconfigurationWithSync
->
rach_ConfigDedicated
->
choice
.
uplink
->
cfra
->
resources
.
choice
.
ssb
->
ssb_ResourceList
.
list
.
array
[
i
]
->
ra_PreambleIndex
;
}
NR_UE_
info_t
*
UE_info
=
&
RC
.
nrmac
[
Mod_idP
]
->
UE_info
;
i
f
(
add_ue
==
1
&&
get_softmodem_params
()
->
phy_test
)
{
const
int
UE_id
=
add_new_nr_ue
(
Mod_idP
,
rnti
);
UE_i
nfo
->
secondaryCellGroup
[
UE_id
]
=
secondaryCellGroup
;
struct
NR_ServingCellConfig__downlinkBWP_ToAddModList
*
bwpList
=
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModLis
t
;
AssertFatal
(
bwpList
->
list
.
count
==
1
,
"downlinkBWP_ToAddModList has %d BWP!
\n
"
,
bwpList
->
list
.
count
);
const
int
bwp_id
=
1
;
UE_info
->
UE_sched_ctrl
[
UE_id
].
active_bwp
=
bwpList
->
list
.
array
[
bwp_id
-
1
];
LOG_I
(
PHY
,
"Added new UE_id %d/%x with initial secondaryCellGroup
\n
"
,
UE_id
,
rnti
);
}
else
{
// secondaryCellGroup has been updated
UE_id
=
find_nr_UE_id
(
Mod_idP
,
rnti
);
UE_list
->
secondaryCellGroup
[
UE_id
]
=
secondaryCellGroup
;
}
else
if
(
add_ue
==
1
&&
!
get_softmodem_params
()
->
phy_test
)
{
const
int
CC_id
=
0
;
NR_RA_t
*
ra
=
&
RC
.
nrmac
[
Mod_idP
]
->
common_channels
[
CC_id
].
ra
[
0
];
ra
->
state
=
RA_IDLE
;
ra
->
secondaryCellGroup
=
secondaryCellGroup
;
ra
->
crnti
=
rnti
;
uint8_t
num_preamble
=
secondaryCellGroup
->
spCellConfig
->
reconfigurationWithSync
->
rach_ConfigDedicated
->
choice
.
uplink
->
cfra
->
resources
.
choice
.
ssb
->
ssb_ResourceList
.
list
.
count
;
ra
->
preambles
.
num_preambles
=
num_preamble
;
ra
->
preambles
.
preamble_list
=
(
uint8_t
*
)
malloc
(
num_preamble
*
sizeof
(
uint8_t
));
for
(
int
i
=
0
;
i
<
num_preamble
;
i
++
)
ra
->
preambles
.
preamble_list
[
i
]
=
secondaryCellGroup
->
spCellConfig
->
reconfigurationWithSync
->
rach_ConfigDedicated
->
choice
.
uplink
->
cfra
->
resources
.
choice
.
ssb
->
ssb_ResourceList
.
list
.
array
[
i
]
->
ra_PreambleIndex
;
LOG_I
(
PHY
,
"Added new RA process for UE RNTI %04x with initial secondaryCellGroup
\n
"
,
rnti
);
}
else
{
// secondaryCellGroup has been updated
const
int
UE_id
=
find_nr_UE_id
(
Mod_idP
,
rnti
);
UE_info
->
secondaryCellGroup
[
UE_id
]
=
secondaryCellGroup
;
LOG_I
(
PHY
,
"Modified UE_id %d/%x with secondaryCellGroup
\n
"
,
UE_id
,
rnti
);
}
}
...
...
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
View file @
2cad2b93
...
...
@@ -57,7 +57,7 @@ int16_t ssb_index_from_prach(module_id_t module_idP,
uint8_t
symbol
)
{
gNB_MAC_INST
*
gNB
=
RC
.
nrmac
[
module_idP
];
NR_COMMON_channels_t
*
cc
=
gNB
->
common_channels
;
NR_COMMON_channels_t
*
cc
=
&
gNB
->
common_channels
[
0
]
;
NR_ServingCellConfigCommon_t
*
scc
=
cc
->
ServingCellConfigCommon
;
nfapi_nr_config_request_scf_t
*
cfg
=
&
RC
.
nrmac
[
module_idP
]
->
config
[
0
];
...
...
@@ -134,7 +134,7 @@ int16_t ssb_index_from_prach(module_id_t module_idP,
void
find_SSB_and_RO_available
(
module_id_t
module_idP
)
{
gNB_MAC_INST
*
gNB
=
RC
.
nrmac
[
module_idP
];
NR_COMMON_channels_t
*
cc
=
gNB
->
common_channels
;
NR_COMMON_channels_t
*
cc
=
&
gNB
->
common_channels
[
0
]
;
NR_ServingCellConfigCommon_t
*
scc
=
cc
->
ServingCellConfigCommon
;
nfapi_nr_config_request_scf_t
*
cfg
=
&
RC
.
nrmac
[
module_idP
]
->
config
[
0
];
...
...
@@ -169,7 +169,7 @@ void find_SSB_and_RO_available(module_id_t module_idP) {
for
(
int
i
=
0
;
i
<
64
;
i
++
)
{
if
((
L_ssb
>>
(
63
-
i
))
&
0x01
)
{
// only if the bit of L_ssb at current ssb index is 1
gNB
->
SSB_list
[
num_active_ssb
].
ssb_index
=
i
;
cc
->
ssb_index
[
num_active_ssb
]
=
i
;
num_active_ssb
++
;
}
}
...
...
@@ -421,38 +421,31 @@ void nr_initiate_ra_proc(module_id_t module_idP,
uint8_t
ul_carrier_id
=
0
;
// 0 for NUL 1 for SUL
NR_SearchSpace_t
*
ss
;
int
UE_id
=
0
;
// ra_rnti from 5.1.3 in 38.321
uint16_t
ra_rnti
=
1
+
symbol
+
(
slotP
*
14
)
+
(
freq_index
*
14
*
80
)
+
(
ul_carrier_id
*
14
*
80
*
8
);
uint16_t
msg2_frame
,
msg2_slot
,
monitoring_slot_period
,
monitoring_offset
;
gNB_MAC_INST
*
nr_mac
=
RC
.
nrmac
[
module_idP
];
NR_UE_list_t
*
UE_list
=
&
nr_mac
->
UE_list
;
NR_CellGroupConfig_t
*
secondaryCellGroup
=
UE_list
->
secondaryCellGroup
[
UE_id
];
NR_COMMON_channels_t
*
cc
=
&
nr_mac
->
common_channels
[
CC_id
];
NR_ServingCellConfigCommon_t
*
scc
=
cc
->
ServingCellConfigCommon
;
NR_RA_t
*
ra
=
&
cc
->
ra
[
0
];
NR_RA_t
*
ra
=
&
cc
->
ra
[
0
];
// if the preamble received correspond to one of the listed
// the UE sent a RACH either for starting RA procedure or RA procedure failed and UE retries
int
pr_found
=
0
;
for
(
int
i
=
0
;
i
<
UE_list
->
preambles
[
UE_id
].
num_preambles
;
i
++
)
{
if
(
preamble_index
==
UE_list
->
preambles
[
UE_id
]
.
preamble_list
[
i
])
{
for
(
int
i
=
0
;
i
<
ra
->
preambles
.
num_preambles
;
i
++
)
{
if
(
preamble_index
==
ra
->
preambles
.
preamble_list
[
i
])
{
pr_found
=
1
;
break
;
}
}
if
(
pr_found
)
UE_list
->
fiveG_connected
[
UE_id
]
=
false
;
else
{
LOG_E
(
MAC
,
"[gNB %d][RAPROC] FAILURE: preamble %d does not correspond to any of the ones in rach_ConfigDedicated for UE_id %d
\n
"
,
module_idP
,
preamble_index
,
UE_id
);
if
(
!
pr_found
)
{
LOG_E
(
MAC
,
"[gNB %d][RAPROC] FAILURE: preamble %d does not correspond to any of the ones in rach_ConfigDedicated
\n
"
,
module_idP
,
preamble_index
);
return
;
// if the PRACH preamble does not correspond to any of the ones sent through RRC abort RA proc
}
// This should be handled differently when we use the initialBWP for RA
ra
->
bwp_id
=
1
;
NR_BWP_Downlink_t
*
bwp
=
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
NR_BWP_Downlink_t
*
bwp
=
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME
(
VCD_SIGNAL_DUMPER_FUNCTIONS_INITIATE_RA_PROC
,
1
);
...
...
@@ -460,14 +453,12 @@ void nr_initiate_ra_proc(module_id_t module_idP,
if
(
ra
->
state
==
RA_IDLE
)
{
uint8_t
index
=
ssb_index_from_prach
(
module_idP
,
frameP
,
slotP
,
preamble_index
,
freq_index
,
symbol
);
NR_SSB_list_t
*
SSB_list
=
&
nr_mac
->
SSB_list
[
index
];
uint8_t
beam_index
=
ssb_index_from_prach
(
module_idP
,
frameP
,
slotP
,
preamble_index
,
freq_index
,
symbol
);
int
loop
=
0
;
LOG_D
(
MAC
,
"Frame %d, Slot %d: Activating RA process
\n
"
,
frameP
,
slotP
);
ra
->
state
=
Msg2
;
...
...
@@ -489,13 +480,13 @@ void nr_initiate_ra_proc(module_id_t module_idP,
&
monitoring_slot_period
,
&
monitoring_offset
);
nr_schedule_msg2
(
frameP
,
slotP
,
&
msg2_frame
,
&
msg2_slot
,
scc
,
monitoring_slot_period
,
monitoring_offset
,
index
,
cc
->
num_active_ssb
);
nr_schedule_msg2
(
frameP
,
slotP
,
&
msg2_frame
,
&
msg2_slot
,
scc
,
monitoring_slot_period
,
monitoring_offset
,
beam_
index
,
cc
->
num_active_ssb
);
ra
->
Msg2_frame
=
msg2_frame
;
ra
->
Msg2_slot
=
msg2_slot
;
LOG_I
(
MAC
,
"%s() Msg2[%04d%d] SFN/SF:%04d%d
\n
"
,
__FUNCTION__
,
ra
->
Msg2_frame
,
ra
->
Msg2_slot
,
frameP
,
slotP
);
if
(
pr_found
)
do
{
ra
->
rnti
=
(
taus
()
%
65518
)
+
1
;
loop
++
;
...
...
@@ -508,21 +499,16 @@ void nr_initiate_ra_proc(module_id_t module_idP,
ra
->
RA_rnti
=
ra_rnti
;
ra
->
preamble_index
=
preamble_index
;
UE_list
->
tc_rnti
[
UE_id
]
=
ra
->
rnti
;
UE_list
->
UE_ssb_index
[
UE_id
]
=
SSB_list
->
ssb_index
;
SSB_list
->
SSB_UE_list
[
UE_id
].
tc_rnti
=
ra
->
rnti
;
SSB_list
->
SSB_UE_list
[
UE_id
].
active
=
true
;
SSB_list
->
num_UEs
+=
1
;
ra
->
beam_id
=
beam_index
;
LOG_I
(
MAC
,
"[gNB %d][RAPROC] CC_id %d Frame %d Activating Msg2 generation in frame %d, slot %d using RA rnti %x SSB index %u
UE_id %u
\n
"
,
LOG_I
(
MAC
,
"[gNB %d][RAPROC] CC_id %d Frame %d Activating Msg2 generation in frame %d, slot %d using RA rnti %x SSB index %u
\n
"
,
module_idP
,
CC_id
,
frameP
,
ra
->
Msg2_frame
,
ra
->
Msg2_slot
,
ra
->
RA_rnti
,
SSB_list
->
ssb_index
,
UE_id
);
cc
->
ssb_index
[
beam_index
]);
return
;
}
...
...
@@ -618,7 +604,6 @@ void nr_schedule_reception_msg3(module_id_t module_idP, int CC_id, frame_t frame
ul_req
->
pdus_list
[
ul_req
->
n_pdus
].
pdu_size
=
sizeof
(
nfapi_nr_pusch_pdu_t
);
ul_req
->
pdus_list
[
ul_req
->
n_pdus
].
pusch_pdu
=
ra
->
pusch_pdu
;
ul_req
->
n_pdus
+=
1
;
ra
->
state
=
RA_IDLE
;
}
}
}
...
...
@@ -629,8 +614,6 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
NR_COMMON_channels_t
*
cc
=
&
mac
->
common_channels
[
CC_id
];
NR_ServingCellConfigCommon_t
*
scc
=
cc
->
ServingCellConfigCommon
;
NR_RA_t
*
ra
=
&
cc
->
ra
[
0
];
NR_UE_list_t
*
UE_list
=
&
mac
->
UE_list
;
int
UE_id
=
0
;
if
(
ra
->
state
==
RA_IDLE
)
{
LOG_W
(
MAC
,
"RA is not active for RA %X. skipping msg3 scheduling
\n
"
,
ra
->
rnti
);
...
...
@@ -642,14 +625,13 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
nfapi_nr_pusch_pdu_t
*
pusch_pdu
=
&
ra
->
pusch_pdu
;
memset
(
pusch_pdu
,
0
,
sizeof
(
nfapi_nr_pusch_pdu_t
));
AssertFatal
(
UE_list
->
active
[
UE_id
]
>=
0
,
"Cannot find UE_id %d is not active
\n
"
,
UE_id
);
NR_CellGroupConfig_t
*
secondaryCellGroup
=
UE_list
->
secondaryCellGroup
[
UE_id
];
AssertFatal
(
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
==
1
,
"downlinkBWP_ToAddModList has %d BWP!
\n
"
,
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
);
NR_BWP_Uplink_t
*
ubwp
=
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
uplinkConfig
->
uplinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
LOG_I
(
MAC
,
"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d) : (%d,%d,%d) for rnti: %d
\n
"
,
AssertFatal
(
ra
->
secondaryCellGroup
,
"no secondaryCellGroup for RNTI %04x
\n
"
,
ra
->
crnti
);
AssertFatal
(
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
==
1
,
"downlinkBWP_ToAddModList has %d BWP!
\n
"
,
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
);
NR_BWP_Uplink_t
*
ubwp
=
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
uplinkConfig
->
uplinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
LOG_D
(
MAC
,
"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d) : (%d,%d,%d) for rnti: %d
\n
"
,
frameP
,
slotP
,
ra
->
Msg3_frame
,
...
...
@@ -738,17 +720,14 @@ void nr_generate_Msg2(module_id_t module_idP,
sub_frame_t
slotP
,
NR_RA_t
*
ra
){
int
UE_id
=
0
,
dci_formats
[
2
],
rnti_types
[
2
],
mcsIndex
;
int
dci_formats
[
2
],
rnti_types
[
2
],
mcsIndex
;
int
startSymbolAndLength
=
0
,
StartSymbolIndex
=
-
1
,
NrOfSymbols
=
14
,
StartSymbolIndex_tmp
,
NrOfSymbols_tmp
,
x_Overhead
,
time_domain_assignment
=
0
;
gNB_MAC_INST
*
nr_mac
=
RC
.
nrmac
[
module_idP
];
NR_COMMON_channels_t
*
cc
=
&
nr_mac
->
common_channels
[
CC_id
];
// NR_RA_t *ra = &cc->ra[0];
NR_UE_list_t
*
UE_list
=
&
nr_mac
->
UE_list
;
NR_SearchSpace_t
*
ss
=
ra
->
ra_ss
;
uint16_t
RA_rnti
=
ra
->
RA_rnti
;
long
locationAndBandwidth
;
// uint8_t *vrb_map = cc[CC_id].vrb_map, CC_id;
// check if UE is doing RA on CORESET0 , InitialBWP or configured BWP from SCD
// get the BW of the PDCCH for PDCCH size and RAR PDSCH size
...
...
@@ -793,11 +772,13 @@ void nr_generate_Msg2(module_id_t module_idP,
// This code from this point on will not work on initialBWP or CORESET0
AssertFatal
(
ra
->
bwp_id
>
0
,
"cannot work on initialBWP for now
\n
"
);
NR_CellGroupConfig_t
*
secondaryCellGroup
=
UE_list
->
secondaryCellGroup
[
UE_id
];
AssertFatal
(
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
==
1
,
"downlinkBWP_ToAddModList has %d BWP!
\n
"
,
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
);
NR_BWP_Downlink_t
*
bwp
=
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
NR_BWP_Uplink_t
*
ubwp
=
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
uplinkConfig
->
uplinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
AssertFatal
(
ra
->
secondaryCellGroup
,
"no secondaryCellGroup for RNTI %04x
\n
"
,
ra
->
crnti
);
AssertFatal
(
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
==
1
,
"downlinkBWP_ToAddModList has %d BWP!
\n
"
,
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
count
);
NR_BWP_Downlink_t
*
bwp
=
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
NR_BWP_Uplink_t
*
ubwp
=
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
uplinkConfig
->
uplinkBWP_ToAddModList
->
list
.
array
[
ra
->
bwp_id
-
1
];
LOG_I
(
MAC
,
"[RAPROC] Scheduling common search space DCI type 1 dlBWP BW %d
\n
"
,
dci10_bw
);
...
...
@@ -877,7 +858,30 @@ void nr_generate_Msg2(module_id_t module_idP,
dci_pdu_rel15
[
0
].
mcs
,
dci_pdu_rel15
[
0
].
tb_scaling
);
nr_configure_pdcch
(
nr_mac
,
pdcch_pdu_rel15
,
RA_rnti
,
0
,
ss
,
scc
,
bwp
);
uint8_t
nr_of_candidates
,
aggregation_level
;
find_aggregation_candidates
(
&
aggregation_level
,
&
nr_of_candidates
,
ss
);
NR_ControlResourceSet_t
*
coreset
=
get_coreset
(
bwp
,
ss
,
0
/* common */
);
int
CCEIndex
=
allocate_nr_CCEs
(
nr_mac
,
bwp
,
coreset
,
aggregation_level
,
0
,
/* n_RNTI 0: common search space */
0
);
// m
if
(
CCEIndex
<
0
)
{
LOG_E
(
MAC
,
"%s(): cannot find free CCE for RA RNTI %04x!
\n
"
,
__func__
,
ra
->
rnti
);
return
;
}
nr_configure_pdcch
(
nr_mac
,
pdcch_pdu_rel15
,
RA_rnti
,
ss
,
coreset
,
scc
,
bwp
,
aggregation_level
,
CCEIndex
);
LOG_I
(
MAC
,
"Frame %d: Subframe %d : Adding common DL DCI for RA_RNTI %x
\n
"
,
frameP
,
slotP
,
RA_rnti
);
...
...
@@ -892,7 +896,7 @@ void nr_generate_Msg2(module_id_t module_idP,
pdcch_pdu_rel15
->
StartSymbolIndex
,
pdcch_pdu_rel15
->
DurationSymbols
);
fill_dci_pdu_rel15
(
scc
,
secondaryCellGroup
,
pdcch_pdu_rel15
,
&
dci_pdu_rel15
[
0
],
dci_formats
,
rnti_types
,
dci10_bw
,
ra
->
bwp_id
);
fill_dci_pdu_rel15
(
scc
,
ra
->
secondaryCellGroup
,
pdcch_pdu_rel15
,
&
dci_pdu_rel15
[
0
],
dci_formats
,
rnti_types
,
dci10_bw
,
ra
->
bwp_id
);
dl_req
->
nPDUs
+=
2
;
...
...
@@ -915,6 +919,11 @@ void nr_generate_Msg2(module_id_t module_idP,
nr_mac
->
TX_req
[
CC_id
].
Number_of_PDUs
++
;
nr_mac
->
TX_req
[
CC_id
].
Slot
=
slotP
;
memcpy
((
void
*
)
&
tx_req
->
TLVs
[
0
].
value
.
direct
[
0
],
(
void
*
)
&
cc
[
CC_id
].
RAR_pdu
.
payload
[
0
],
tx_req
->
TLVs
[
0
].
length
);
/* mark the corresponding RBs as used */
uint8_t
*
vrb_map
=
cc
[
CC_id
].
vrb_map
;
for
(
int
rb
=
0
;
rb
<
pdsch_pdu_rel15
->
rbSize
;
rb
++
)
vrb_map
[
rb
+
pdsch_pdu_rel15
->
rbStart
]
=
1
;
}
}
...
...
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
View file @
2cad2b93
...
...
@@ -212,7 +212,7 @@ void nr_process_mac_pdu(
LOG_D
(
MAC
,
"[UE %d] Frame %d : ULSCH -> UL-DTCH %d (gNB %d, %d bytes)
\n
"
,
module_idP
,
frameP
,
rx_lcid
,
module_idP
,
mac_sdu_len
);
int
UE_id
=
find_nr_UE_id
(
module_idP
,
rnti
);
RC
.
nrmac
[
module_idP
]
->
UE_
list
.
mac_stats
[
UE_id
].
lc_bytes_rx
[
rx_lcid
]
+=
mac_sdu_len
;
RC
.
nrmac
[
module_idP
]
->
UE_
info
.
mac_stats
[
UE_id
].
lc_bytes_rx
[
rx_lcid
]
+=
mac_sdu_len
;
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_T
(
MAC
,
"[UE %d] First 32 bytes of DLSCH :
\n
"
,
module_idP
);
...
...
@@ -313,19 +313,19 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
const
uint16_t
rssi
){
int
current_rnti
=
0
,
UE_id
=
-
1
,
harq_pid
=
0
;
gNB_MAC_INST
*
gNB_mac
=
NULL
;
NR_UE_
list_t
*
UE_list
=
NULL
;
NR_UE_
info_t
*
UE_info
=
NULL
;
NR_UE_sched_ctrl_t
*
UE_scheduling_control
=
NULL
;
current_rnti
=
rntiP
;
UE_id
=
find_nr_UE_id
(
gnb_mod_idP
,
current_rnti
);
gNB_mac
=
RC
.
nrmac
[
gnb_mod_idP
];
UE_
list
=
&
gNB_mac
->
UE_list
;
UE_
info
=
&
gNB_mac
->
UE_info
;
int
target_snrx10
=
gNB_mac
->
pusch_target_snrx10
;
if
(
UE_id
!=
-
1
)
{
UE_scheduling_control
=
&
(
UE_
list
->
UE_sched_ctrl
[
UE_id
]);
UE_scheduling_control
=
&
(
UE_
info
->
UE_sched_ctrl
[
UE_id
]);
UE_
list
->
mac_stats
[
UE_id
].
ulsch_total_bytes_rx
+=
sdu_lenP
;
UE_
info
->
mac_stats
[
UE_id
].
ulsch_total_bytes_rx
+=
sdu_lenP
;
LOG_D
(
MAC
,
"[gNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu from PHY (rnti %x, UE_id %d) ul_cqi %d
\n
"
,
gnb_mod_idP
,
harq_pid
,
...
...
@@ -366,20 +366,45 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
}
}
else
{
else
if
(
sduP
!=
NULL
)
{
// if the CRC passed
// random access pusch with TC-RNTI
if
(
sduP
!=
NULL
)
{
// if the CRC passed
for
(
int
i
=
0
;
i
<
MAX_MOBILES_PER_GNB
;
i
++
)
{
if
(
UE_list
->
active
[
i
]
==
TRUE
)
{
if
(
UE_list
->
tc_rnti
[
i
]
==
current_rnti
)
{
// for now the only thing we are doing is set the UE as 5G connected
UE_list
->
fiveG_connected
[
i
]
=
true
;
LOG_I
(
MAC
,
"[gNB %d][RAPROC] PUSCH with TC_RNTI %x received correctly and UE_id %d is now 5G connected
\n
"
,
gnb_mod_idP
,
current_rnti
,
i
);
}
}
}
NR_RA_t
*
ra
=
&
gNB_mac
->
common_channels
[
CC_idP
].
ra
[
0
];
if
(
ra
->
state
!=
WAIT_Msg3
)
{
LOG_E
(
MAC
,
"expected RA state WAIT_Msg3/%d (but is %d) for RA-RNTI %04x
\n
"
,
WAIT_Msg3
,
ra
->
state
,
ra
->
rnti
);
return
;
}
if
(
ra
->
rnti
!=
current_rnti
)
{
LOG_E
(
MAC
,
"expected RA-RNTI %04x (C-RNTI %04x) to match current RNTI %04x
\n
"
,
ra
->
rnti
,
ra
->
crnti
,
current_rnti
);
return
;
}
free
(
ra
->
preambles
.
preamble_list
);
ra
->
state
=
RA_IDLE
;
LOG_I
(
MAC
,
"reset RA state information for RA-RNTI %04x
\n
"
,
ra
->
rnti
);
const
int
UE_id
=
add_new_nr_ue
(
gnb_mod_idP
,
ra
->
crnti
);
UE_info
->
secondaryCellGroup
[
UE_id
]
=
ra
->
secondaryCellGroup
;
UE_info
->
UE_beam_index
[
UE_id
]
=
ra
->
beam_id
;
struct
NR_ServingCellConfig__downlinkBWP_ToAddModList
*
bwpList
=
ra
->
secondaryCellGroup
->
spCellConfig
->
spCellConfigDedicated
->
downlinkBWP_ToAddModList
;
AssertFatal
(
bwpList
->
list
.
count
==
1
,
"downlinkBWP_ToAddModList has %d BWP!
\n
"
,
bwpList
->
list
.
count
);
const
int
bwp_id
=
1
;
UE_info
->
UE_sched_ctrl
[
UE_id
].
active_bwp
=
bwpList
->
list
.
array
[
bwp_id
-
1
];
LOG_W
(
MAC
,
"[gNB %d][RAPROC] PUSCH with TC_RNTI %x received correctly, "
"adding UE MAC Context UE_id %d/RNTI %04x
\n
"
,
gnb_mod_idP
,
current_rnti
,
UE_id
,
ra
->
crnti
);
}
}
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
View file @
2cad2b93
...
...
@@ -74,6 +74,7 @@
#define MAX_NUM_CCE 90
/*!\brief Maximum number of random access process */
#define NR_NB_RA_PROC_MAX 4
#define MAX_NUM_OF_SSB 64
typedef
enum
{
RA_IDLE
=
0
,
...
...
@@ -83,6 +84,11 @@ typedef enum {
WAIT_Msg4_ACK
=
4
}
RA_gNB_state_t
;
typedef
struct
NR_preamble_ue
{
uint8_t
num_preambles
;
uint8_t
*
preamble_list
;
}
NR_preamble_ue_t
;
/*! \brief gNB template for the Random access information */
typedef
struct
{
/// Flag to indicate this process is active
...
...
@@ -141,8 +147,14 @@ typedef struct {
int
msg4_mcs
;
/// RA search space
NR_SearchSpace_t
*
ra_ss
;
// SSB id
uint8_t
ssb_id
;
// Beam index
uint8_t
beam_id
;
/// secondaryCellGroup for UE in NSA that is to come
NR_CellGroupConfig_t
*
secondaryCellGroup
;
/// Preambles for contention-free access
NR_preamble_ue_t
preambles
;
/// NSA: the UEs C-RNTI to use
rnti_t
crnti
;
}
NR_RA_t
;
/*! \brief gNB common channels */
...
...
@@ -174,19 +186,21 @@ typedef struct {
/// Template for RA computations
NR_RA_t
ra
[
NR_NB_RA_PROC_MAX
];
/// VRB map for common channels
uint8_t
vrb_map
[
100
];
uint8_t
vrb_map
[
275
];
/// VRB map for common channels and retransmissions by PHICH
uint8_t
vrb_map_UL
[
100
];
uint8_t
vrb_map_UL
[
275
];
/// number of subframe allocation pattern available for MBSFN sync area
uint8_t
num_sf_allocation_pattern
;
///Number of active SSBs
uint8_t
num_active_ssb
;
//Total available prach occasions per configuration period
uint32_t
total_prach_occasions_per_config_period
;
//Total available prach occasions
uint32_t
total_prach_occasions
;
//Max Association period
uint8_t
max_association_period
;
///Number of active SSBs
uint8_t
num_active_ssb
;
//Total available prach occasions per configuration period
uint32_t
total_prach_occasions_per_config_period
;
//Total available prach occasions
uint32_t
total_prach_occasions
;
//Max Association period
uint8_t
max_association_period
;
//SSB index
uint8_t
ssb_index
[
MAX_NUM_OF_SSB
];
}
NR_COMMON_channels_t
;
...
...
@@ -278,6 +292,14 @@ typedef struct NR_UE_harq {
uint16_t
feedback_slot
;
}
NR_UE_harq_t
;
typedef
struct
NR_UE_old_sched
{
uint16_t
rbSize
;
int
time_domain_allocation
;
uint8_t
mcsTableIdx
;
uint8_t
mcs
;
uint8_t
numDmrsCdmGrpsNoData
;
}
NR_UE_ret_info_t
;
typedef
enum
{
INACTIVE
=
0
,
ACTIVE_NOT_SCHED
,
...
...
@@ -293,10 +315,39 @@ typedef struct NR_UE_ul_harq {
/*! \brief scheduling control information set through an API */
typedef
struct
{
uint64_t
dlsch_in_slot_bitmap
;
// static bitmap signaling which slot in a tdd period contains dlsch
uint64_t
ulsch_in_slot_bitmap
;
// static bitmap signaling which slot in a tdd period contains ulsch
/// total amount of data awaiting for this UE
uint32_t
num_total_bytes
;
/// per-LC status data
mac_rlc_status_resp_t
rlc_status
[
MAX_NUM_LCID
];
/// the currently active BWP in DL
NR_BWP_Downlink_t
*
active_bwp
;
NR_sched_pucch
*
sched_pucch
;
/// selected PUCCH index, if scheduled
int
pucch_sched_idx
;
NR_sched_pusch
*
sched_pusch
;
/// CCE index and aggregation, should be coherent with cce_list
NR_SearchSpace_t
*
search_space
;
NR_ControlResourceSet_t
*
coreset
;
int
cce_index
;
uint8_t
aggregation_level
;
/// RB allocation within active BWP
uint16_t
rbSize
;
uint16_t
rbStart
;
// time-domain allocation for scheduled RBs
int
time_domain_allocation
;
/// MCS-related infos
uint8_t
mcsTableIdx
;
uint8_t
mcs
;
uint8_t
numDmrsCdmGrpsNoData
;
/// Retransmission-related information
NR_UE_ret_info_t
retInfo
[
NR_MAX_NB_HARQ_PROCESSES
];
uint16_t
ta_timer
;
int16_t
ta_update
;
bool
ta_apply
;
...
...
@@ -310,11 +361,6 @@ typedef struct {
NR_UE_mac_ce_ctrl_t
UE_mac_ce_ctrl
;
// MAC CE related information
}
NR_UE_sched_ctrl_t
;
typedef
struct
NR_preamble_ue
{
uint8_t
num_preambles
;
uint8_t
*
preamble_list
;
}
NR_preamble_ue
;
typedef
struct
{
int
lc_bytes_tx
[
64
];
...
...
@@ -328,40 +374,28 @@ typedef struct {
int
ulsch_total_bytes_rx
;
}
NR_mac_stats_t
;
/*! \brief UNR_E_list_t is a "list" of users within UE_info_t. Especial useful in
* the scheduler and to keep "classes" of users. */
typedef
struct
{
int
head
;
int
next
[
MAX_MOBILES_PER_GNB
];
}
NR_UE_list_t
;
/*! \brief UE list used by gNB to order UEs/CC for scheduling*/
typedef
struct
{
DLSCH_PDU
DLSCH_pdu
[
4
][
MAX_MOBILES_PER_GNB
];
/// scheduling control info
NR_UE_sched_ctrl_t
UE_sched_ctrl
[
MAX_MOBILES_PER_GNB
];
NR_mac_stats_t
mac_stats
[
MAX_MOBILES_PER_GNB
];
int
next
[
MAX_MOBILES_PER_GNB
];
int
head
;
int
next_ul
[
MAX_MOBILES_PER_GNB
];
int
head_ul
;
int
avail
;
NR_UE_list_t
list
;
int
num_UEs
;
boolean_t
active
[
MAX_MOBILES_PER_GNB
];
boolean_t
fiveG_connected
[
MAX_MOBILES_PER_GNB
];
bool
active
[
MAX_MOBILES_PER_GNB
];
rnti_t
rnti
[
MAX_MOBILES_PER_GNB
];
rnti_t
tc_rnti
[
MAX_MOBILES_PER_GNB
];
NR_preamble_ue
preambles
[
MAX_MOBILES_PER_GNB
];
NR_CellGroupConfig_t
*
secondaryCellGroup
[
MAX_MOBILES_PER_GNB
];
uint8_t
UE_ssb_index
[
MAX_MOBILES_PER_GNB
];
}
NR_UE_list_t
;
typedef
struct
{
rnti_t
rnti
;
rnti_t
tc_rnti
;
boolean_t
active
;
}
NR_SSB_UE_list_t
;
#define MAX_NUM_OF_SSB 64
typedef
struct
{
uint8_t
ssb_index
;
int
num_UEs
;
NR_SSB_UE_list_t
SSB_UE_list
[
MAX_MOBILES_PER_GNB
];
}
NR_SSB_list_t
;
// UE selected beam index
uint8_t
UE_beam_index
[
MAX_MOBILES_PER_GNB
];
}
NR_UE_info_t
;
/*! \brief top level eNB MAC structure */
typedef
struct
gNB_MAC_INST_s
{
...
...
@@ -395,9 +429,8 @@ typedef struct gNB_MAC_INST_s {
/// NFAPI DL PDU structure
nfapi_nr_tx_data_request_t
TX_req
[
NFAPI_CC_MAX
];
NR_UE_
list_t
UE_list
;
NR_UE_
info_t
UE_info
;
NR_SSB_list_t
SSB_list
[
MAX_NUM_OF_SSB
];
/// UL handle
uint32_t
ul_handle
;
...
...
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