Ismael Gomez
8c41625599
Add RLC suspend and resume
6 years ago
Xavier Arteaga
20823e191d
SRSUE: Added UL force amplitude optional parameter
6 years ago
Andre Puschmann
4e86b2f6b2
introduce layerd architecture we use for UE to eNB
...
- this allows flexible use of different PHYs and radios
- use common radio_multi (moved to lib)
6 years ago
Francisco Paisana
92b4b168fe
added default rlc um and am in the interface as factories
6 years ago
Francisco Paisana
58e2e51044
removed rlc_interfaces. The rlc_cnfg types are now part of the rrc_interface_types. Removed implicit RB initialization in the RLC.
6 years ago
Francisco Paisana
bb0dbf0f1c
created a asn1 utils with helper functions and types related to the asn1. These types/functions will help isolate the rrc_asn1 lib from most of the layers, reducing this way the compile times, and leading to better isolation. This will also make the transition to NR smoother. I removed the asn1 types from the NAS and USIM interface so far.
6 years ago
Xavier Arteaga
87433c83da
SRSUE: 64QAM R8 compatible
6 years ago
Pedro Alvarez
8f5ad55c4a
Added attach request as a UL info trasnfer in the UE. Added interface to remove eps bearer map when going idle. Fixed bug in GW in assignment of IPv4 addresses. UE seems to rebound from the service reject now.
6 years ago
Andre Puschmann
e0a28cf4c0
simplify PDCP init and also bypass it for SRB0 on eNB
6 years ago
Andre Puschmann
0ef96f789b
bypass PDCP for SRB0 processing chain
6 years ago
Francisco Paisana
ce29ed545d
moved mac thread to the stack. Protect the interface of the stack with PHY and gateway via a queue of tasks
6 years ago
Francisco Paisana
10a56e2a84
moved GW out of the UE stack. This is important to keep concurrency out of the stack once it becomes single-threaded
6 years ago
Xavier Arteaga
1f4cf8121b
SRSUE: Initial UL channel simulator
6 years ago
Andre Puschmann
2b7b4d0e7e
remove hard-coded LCID for dedicated bearer in GW
6 years ago
Pedro Alvarez
2723aa9b12
Added EPS bearer id to apply_tft interface. Sending packets to the correct LCID if they match the packet filter.
6 years ago
Pedro Alvarez
a7e0a0624b
Starting to add interface apply_traffic_flow_template between NAS and GW.
6 years ago
Francisco Paisana
415d3418b6
reorganized enb to mirror ue director/class structure with a stack class
6 years ago
Pedro Alvarez
d67d18cc6b
Removing deplicated error codes.
6 years ago
Xavier Arteaga
bd3ec34f7b
SRSUE: Apply CLang format phy args structure
6 years ago
Xavier Arteaga
fd3671a7e5
SRSUE: Enable AGC
6 years ago
Ismael Gomez
c2e9817f41
Possible solution to RLC Reestablishment
6 years ago
Ismael Gomez
14b526f2aa
Add PDCP per-bearer reestablish
6 years ago
Andre Puschmann
3f613d7183
nas/gw/rrc: make LCID for DRB dynamic
...
- add interface to RRC to allow NAS to query the DRB for a given
EPS bearer id
- extend interface for NAS to setup GW to also pass LCID of bearer
- in NAS, use this new interface to pass actual LCID of the default
DRB when creating the TUN device
6 years ago
Xavier Arteaga
9ab2b2de81
SRSUE: Created delay channel emulator and added fading to the UE
6 years ago
Andre Puschmann
20c9f4687c
remove duplicated code mac_cfg_t
6 years ago
Xavier Arteaga
7629863c5a
SRSUE MAC: 36.331 v10 9.2.2 MAC main config defaults does not include RACH
6 years ago
Xavier Arteaga
080b4a327c
SRSUE: Refactored asynchronous cell and ue_radio. CA Fixed.
6 years ago
Andre Puschmann
65f50cd7ba
introduce new UE layer design
...
- abstract UE object now consists of a radio, a PHY, and a stack layer
- add new stack abstraction layer that combines MAC, RLC, RRC, PDCP, NAS and GW
- PHY layer now has a single stack interface and does not talk to MAC and RRC seperatly
6 years ago
Francisco Paisana
3bedc93ba5
added _t to unique_byte_buffer type
6 years ago
Francisco Paisana
f469e2178b
replaced byte_buffer_t allocated by the buffer pool for unique_byte_buffer which is safer and easier to use
6 years ago
Francisco Paisana
0976ea6f27
created a unique byte buffer that automatically deallocates
6 years ago
Francisco Paisana
7be183c223
rework scheduler
6 years ago
Andre Puschmann
e77adbe5a5
fix uninitialized members in ue_interface
6 years ago
Andre Puschmann
4b01a2e4a0
update copyright notice
6 years ago
Ismael Gomez
7780b1aba5
add tdd/ca support
6 years ago
David Rupprecht
b84e49310e
Enable encryption in reconfiguration and after security mode command (NOT TEST)
6 years ago
David Rupprecht
eb3a83ac45
User Plane key in configuration interface
6 years ago
Pedro Alvarez
ca603810ce
Adding Downlink data notification and paging functionality to the EPC.
...
This entails:
* Adding S1AP paging messaging to the MME.
* Adding the Downlink Data Notification, Donlink Data Notification Acknoledgment, and Downlink Data Notification Failure Messages.
* Adding the logic at the GTP-U to detect that Downlink Data notification needs to be sent.
* Proper handling of the new GTP-C messages at the MME GTPC and SPGW GTPC classes
* Add queuing mechanisms at the GTP-U while waiting for paging response. Queue is flushed when paging fails (timeout or other).
* Make sure eNB's SCTP information is properly stored.
* Make sure UE's GUTI information is properly stored.
6 years ago
Pedro Alvarez
1db959c661
Added NAS timer functionality to the EPC. This entails:
...
* Adding timer creation at NAS using timerfd_create
* Adding the ability to add and remove the timer file descriptor to the MME main select loop
* Adding the ability to the MME for the NAS to check if a timer is running
* Adding the timer expiry handling functionality at the MME
6 years ago
Pedro Alvarez
5f7b6ba79e
Split GTP-C and GTP-U functionality into seperate classes in the SPGW. Added GTP-U specific logging in the EPC. Added handle_s11_pdu function to both the MME GTP-C entity and the SPGW GTP-C entity.
6 years ago
Pedro Alvarez
add60c1288
Applied clang-format to the EPC.
6 years ago
Francisco Paisana
0204db2e12
new asn1 rrc library
6 years ago
Andre Puschmann
d6196ba234
simplify RRC-NAS interface and only have msg as param (RRC selects LCID)
6 years ago
Andre Puschmann
c3441046c9
simplify RLC buffer status query procedures
...
- add a simple and low-overhead has_data() method to check whether
an RLC entity has data to transmit or not
- use this method for all calls that are actually not interested
in the amount of data to send
- use the more expensive get_buffer_state() for all cases where
the actual size of the buffer is of importance
6 years ago
Pedro Alvarez
dc727a192b
Changing way UL NAS count is used to generate the K_enb.
6 years ago
Andre Puschmann
db910cb84b
add CSV metrics for eNB
6 years ago
Andre Puschmann
8a1368c8d6
send connection reject if MME isn't connected
6 years ago
Andre Puschmann
0af19b070c
add function to query if RLC bearer exists to UE interface
6 years ago
Andre Puschmann
1ed225a10b
add getter for IPv4 and IPv6 addresses
6 years ago
Pedro Alvarez
5c29dba741
Changed Interface between NAS and GW to avoid the GW start function being called twice in IPv4v6 mode.
6 years ago