mirror of
https://gitlab.eurecom.fr/oai/openairinterface5g.git
synced 2026-07-13 04:30:28 +00:00
8107939f08
- all RAN code, CI code, configuration files, dockerfiles, in CSSL v1.0
- all deployment code (openshift, charts, ancillary files like shell
scripts), in MIT
- documentation in CC-BY-4.0
- exceptions might apply and are listed in NOTICE
- there is a new LICENSES folder with all licenses
- CONTRIBUTIONS.md has been updated accordingly
For automated changes based on OAI PL v1.1:
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.{c,h,cpp}
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.ts
perl -i~ -0pe 's/<!--.*Licensed to the OpenAirInterface.*openairinterface.org\n.*-->/<!-- SPDX-License-Identifier: LicenseRef-CSSL-1.0 -->/s' **/*.xml
The rest (cmake, files with missing license, cmake) manually.
323 lines
14 KiB
Markdown
Executable File
323 lines
14 KiB
Markdown
Executable File
<!-- SPDX-License-Identifier: CC-BY-4.0 -->
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# RELEASE NOTES: #
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## [v2.4.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v2.4.0) -> December 2025. ##
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General new features and improvements (both RAN and UE):
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- Rework LDPC BBdev/AAL interface and support both AMD T2/Intel vRAN Boost
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(VRB) 1 accelerators
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- Add a taps client for vrtsim real-time simulator (check: vrtsim release?)
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- Add new RFemulator virtual radio driver to emulate radio (including noise
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generation) for gNB/UE standalone operation
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- RLC AM reception improvements for high-throughput scenarios (!3512)
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- Small NTN fixes (!3659, !3666, !3581, !3652)
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- Improvements to imScope
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Stability and bug fixes:
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- RFsimulator: fix concurrency problems during multi-client connection
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- USRP driver: support synchronization of USRP B200
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- MAC scheduler improvements
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- General L1 improvements for efficiency and stability
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- Correct PRS bug and test in CI
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- Upgrade Ubuntu container images to Ubuntu 24.04
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- All build system targets compile (`make/ninja all`)
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- Minor cleanup, harmonization, and performance improvements all over the stack
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- Simplify CI code
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RAN changes (gNB/CU/CU-CP/CU-UP/DU/DU-high/DU-low):
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- Support of N2 handover
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- Support of "UL-heavy" TDD patterns, e.g., DSUUU
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- Open Fronthaul M-plane: CM improvements, PM implementation, and additional
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v16.01 support
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- Improve interoperability with Nvidia Aerial L1 to support 2 layer UL
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- Add O-RAN OSC WLS library as FAPI transport and enable L1/L2 shared memory
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split
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- Implement FAPI Stop exchange
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- Improve interoperability with srsRAN_Project DU
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- Add new synchronized real-time data recording application (!3462)
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- Support for measurement gaps and general handover fixes
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- Support of RRC PDU session release procedure
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- Add CU-UP load tester
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- Correct BWP scheduling and support multiple BWPs per UE
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nrUE changes:
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- Support one additional PDU session (see !3486)
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- L3 measurements for A2 measurement reports
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- Support for type0 PDSCH frequency allocation
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- UE symbol based PDCCH receiver
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Regression or removals:
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- No known regressions
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- Unused L2 simulator code has been removed
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- Unused Benetel radio driver code (not FHI 7.2!) has been removed
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Configuration file changes:
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- `gNBs.[0].servingCellConfigCommon.[0].ra_ResponseWindow` is automatically
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computed and can be removed
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- `gNBs.[0].bwp_list` has been added (moved from entries in
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`gNBs.[0].servingCellConfigDedicated`)
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- `gNBs.[0].phaseTrackingRS` has been added (moved from entries in
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`gNBs.[0].servingCellConfigDedicated`)
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- `gNBs.[0].local_s_portc` and `gNBs.[0].remote_s_portc` have no effect and
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should be removed
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- `gNBs.[0].CSI_report_type` has been added
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- `MACRLCs.[0].ulsch_max_frame_inactivity` is automatically computed and can be
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removed
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- `MACRLCs.[0].local_n_portc` and `MACRLCs.[0].remote_n_portc` have no effect and
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should be removed
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- `MACRLCs.[0].stats_max_ue` has been added
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## [v2.3.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v2.3.0) -> July 2025. ##
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General new features and improvements (both RAN and UE):
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- Preliminary support for RedCap UEs
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- Support for NTN LEO scenarios including SIB19 and channel emulation (see
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doc/RUNMODEM.md)
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- VRTSIM: new shared memory realtime radio (see develop/radio/vrtsim/README.md)
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- Support for TDD pattern 2
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- Support for long PRACH
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- Support for SIB2
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- Add unit tests using ctest (see doc/UnitTests.md)
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Stability and bug fixes:
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- Improve various procedures (e.g., RRC reestablishment, RRC Reject, ...)
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- Add improvements for ImScope
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- Bugfixes in the entire stack (e.g., #803, #805, #810, #812, #818, #852, #878,
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#884, #890, #895, #901, #907, #932, #939 ...)
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- Documentation updates
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- And many other small fixes, like memory leaks, crashes, ...
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RAN changes (gNB/CU/CU-CP/CU-UP/DU/DU-high/DU-low):
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- Stability and performance improvements when running with 4-layer DL MIMO
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- Stability and performance improvements when running with 2-layer UL MIMO
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- Interoperability testing with Metanoia Jura and Foxconn RUs
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- Support of O-RAN 7.2 M-plane (Start-up procedure including configuration
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management, see also doc/ORAN_FHI7.2_Tutorial.md)
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- Upgrade OSC FHI (xran) from E to F release
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- Refactoring of LDPC interface and performance improvements
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- Support for nFAPI in all scenarios for FR1 (see doc/nfapi.md)
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- Support at least 32 UEs concurrently
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- Improve robustness when running in split modes (F1, E1)
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- Add basic support for beam management in FR2
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- Add support for O1 on DU (see also https://gitlab.eurecom.fr/oai/o1-adapter)
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- E2 agent: Support for multiple E2SM-RC report service styles
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nrUE changes:
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- Refactoring of threading towards better code and performance
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- Add or rework various procedures (e.g., RA with C-RNTI, Going to Idle, RA, ...)
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- Refactor and extend NAS implementation (e.g., Service Request, Registration
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Request, Service Acept, Service Reject, ...)
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- Support for continuous frequency offset compensation
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- Reduce minimum RX-to-TX time to 3
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Regression:
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- Multiple BWPs do not work reliably on gNB; use tag 2025.w17
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## [v2.2.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v2.2.0) -> November 2024. ##
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General 5G improvements (both gNB and UE):
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- Make standalone mode (SA) the default (see [`RUNMODEM.md`](doc/RUNMODEM.md))
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- Experimental support for FR2 operation
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- Support for GEO NTN and simulation of GEO satellite channel in RFsimulator
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(see [`RUNMODEM.md`](doc/RUNMODEM.md))
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- Support 2-step RA
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- Add optional LTTng logger in logging module (see
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[`lttng_logs.md`](common/utils/LOG/DOC/lttng_logs.md))
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- Support for YAML-based config files (alongside libconfig) (see
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[`gnb.sa.band78.106prb.rfsim.yaml`](ci-scripts/conf_files/gnb.sa.band78.106prb.rfsim.yaml) and
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[`nrue.uicc.yaml`](ci-scripts/conf_files/nrue.uicc.yaml))
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- Add new L1 scope based on Dear ImGui (see [`readme.md`](openair1/PHY/TOOLS/readme.md))
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- Allow cross-compilation on ARM (via SIMDE SIMD emulation library)
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- Allow to build and run with clang
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- Support/check for Linux capabilities, allow to run without sudo (see
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[`tuning_and_security.md`](doc/tuning_and_security.md))
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- OAI does not modify CPU frequency and networking stack
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([`tuning_and_security.md`](doc/tuning_and_security.md))
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- Bugfixes in the entire stack (e.g. #547, #663, #674, #687, #712, #736, #739,
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#741, #756, #762, #773, ...)
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5G gNB:
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- Support for FR2 interoperability with COTS UE (no beam switching supported yet)
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- Add 4-layer DL MIMO (experimental)
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- Add gNB Neighbour configuration and Mobility over F1 interface (see
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[`handover-tutorial.md`](doc/handover-tutorial.md))
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- Enhance O-RAN FHI 7.2: (see [`ORAN_FHI7.2_Tutorial.md`](doc/ORAN_FHI7.2_Tutorial.md))
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* Support different bandwidths (40/60/80/100MHz) and antenna configs (1x1 up
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to 4x4) for Benetel/VVDN/LITEON RUs
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* Add support for multi-RU support (single-cell/distributed antenna)
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- Support AMD T2 Telco card look-aside L1 accelerator (see
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[`LDPC_T2_OFFLOAD_SETUP.md`](doc/LDPC_T2_OFFLOAD_SETUP.md))
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- Support Nvidia Aerial/ARC in-line L1 accelerator (see
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[`Aerial_FAPI_Split_Tutorial.md`](doc/Aerial_FAPI_Split_Tutorial.md))
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- Various fixes for multi-UE operation: by default support of up to 16 UEs concurrently
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- Documentation for
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- 5G MAC (see [`mac-usage.md`](doc/MAC/mac-usage.md))
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- 5G RRC (see [`rrc-usage.md`](doc/RRC/rrc-usage.md))
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- E1 (see [`E1-design.md`](doc/E1AP/E1-design.md))
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- F1 (see [`F1-design.md`](doc/F1AP/F1-design.md))
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5G UE:
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- Basic interoperability with COTS gNB (Nokia gNB)
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- Implement PHR reporting
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- Implement RRC re-establishment
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- Implement PUCCH/PUSCH/SRS power control
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- Implement UCI on PUSCH and aperiodic CSI reporting
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- Support of cell search (within the selected UE bandwidth) (see [`RUNMODEM.md`](doc/RUNMODEM.md))
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- Enhance connection control: implement timers, resync
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- A lot of internal cleanup
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This release also includes many fixes and documentation updates. See
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`doc/README.md` in the repository for an overview of documentation.
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## [v2.1.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v2.1.0) -> February 2024. ##
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This release improves existing 5G support and adds various new features.
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* 5G gNB
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- Add support for O-RAN 7.2 fronthaul interface
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(tested with 3 O-RUs: Benetel, LITEON, VVDN)
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- Add support for 2-layer UL MIMO
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- FDD interoperability with COTS UE
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- Compiles on ARM (through SIMDE)
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- Introduce E2 agent and basic support for E2SM-KPM and E2SM-RC
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- Add support for E1AP
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- Add support for multiple DUs and CU-UPs at one CU-CP
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- FR2 SA with OAI UE
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- Improve computational efficiency
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* 5G UE
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- Cleanup in MAC and RRC towards support of 3rd-party gNB
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- FR2 SA with OAI gNB
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- Improve computational efficiency
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Overall the stability is improved for the same resource usage.
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There is basic FR2 support between OAI gNB and OAI nrUE. COTS UE
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interoperability is under testing.
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This release also includes many fixes and documentation updates.
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## [v2.0.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v2.0.0) -> August 2023. ##
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This release adds support for 5G and maintains previous features:
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* 5G SA in gNB
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- PHY, MAC, RLC, PDCP, SDAP, RRC layers
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- 2x2 MIMO and 256-QAM for UL/DL
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- 15 and 30 kHz subcarrier spacings; 10-100 MHz bandwidths
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- Up to 800Mbps throughput or 5ms latency
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- F1, basic E1, 5G FAPI (SCF 222.10.02), split 8 split options
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- Handling of up to 16 UEs
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- RRC procedures for connection setup, multiple PDU sessions, reestablishment
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* 5G SA in UE
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- PHY, MAC, RLC, PDCP, SDAP, RRC layers
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- 2x2 MIMO and 256-QAM for UL/DL
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- 15 and 30 kHz subcarrier spacings; 10-100 MHz bandwidths
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- Custom FAPI-like MAC/PHY interface
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- RRC procedures for connection setup and cell measurement
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* Basic 5G NSA in gNB
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- X2 sgNB Addition Request between OAI eNB and gNB
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* 4G eNB and UE
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- Bugfixes in fairRR scheduler (eNB)
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- Non-standard F1 midhaul removed (eNB)
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- FlexRAN removed (eNB)
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- Sync fixes (UE)
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* LTE-M supported
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* Support for AW2S devices, RFsimulator channel emulation support
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For more information on supported features, please refer to the [feature set](doc/FEATURE_SET.md).
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## [v1.2.1](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.2.1) -> February 2020. ##
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* Bug fix for mutex lock for wake-up signal
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## [v1.2.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.2.0) -> January 2020. ##
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This version adds the following implemented features:
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* LTE-M : eNB support for Mode A repetitions
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- PUSCH CE - 8 Repetitions
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* Improved CDRX implementation for monolithic eNB
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* Experimental eMBMS support (now also on eNB side)
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* Experimental MCE - Multicast Coordination Entity
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* Bug fixes
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This version also has an improved code quality:
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* Better Test Coverage in Continuous Integration:
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- Initial framework to do long-run testing at R2LAB
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## [v1.1.1](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.1.1) -> November 2019. ##
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- Bug fix in the TDD Fair Round-Robin scheduler
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## [v1.1.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.1.0) -> July 2019. ##
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This version adds the following implemented features:
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* Experimental support of LTE-M
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- Single LTE-M UE attachment, legacy-LTE UE attachment is disabled
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* X2 interface and handover (also X2-U interface)
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- In FDD and TDD
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* CU/DU split (F1 interface)
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- Tested only in FDD
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* CDRX
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- Tested only in FDD
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* Experimental eMBMS support (only on UE side)
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* Experimental multi-RRU support
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- Tested only in TDD
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This version has an improved code quality:
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* Simplification of the Build System
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- A single build includes all full-stack simulators, S1/noS1 modes and one HW platform (such as USRP, BladeRF, ...)
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* TUN interface is now used as default for the data plane
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- for UE, eNB-noS1 and UE-noS1
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* Code Cleanup
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* Better Static Code Analysis:
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- Limited number of errors in cppcheck
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- Important Decrease on high Impact errors in CoverityScan
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* Better Test Coverage in Continuous Integration:
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- TM2, CDRX, IF4.5, F1
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- OAI UE is tested in S1 and noS1 modes with USRP board
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- Multi-RRU TDD mode
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- X2 Handover in FDD mode
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## [v1.0.3](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.0.3) -> June 2019. ##
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- Bug fix for LimeSuite v19.04.0 API
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## [v1.0.2](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.0.2) -> February 2019. ##
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- Full OAI support for 3.13.1 UHD
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## [v1.0.1](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.0.1) -> February 2019. ##
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- Bug fix for the UE L1 simulator.
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## [v1.0.0](https://gitlab.eurecom.fr/oai/openairinterface5g/-/tags/v1.0.0) -> January 2019. ##
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This version first implements the architectural split described in the following picture.
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* Only FAPI, nFAPI and IF4.5 interfaces are implemented.
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* Repository tree structure prepares future integrations of features such as LTE-M, nbIOT or 5G-NR.
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* Preliminary X2 support has been implemented.
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* S1-flex has been introduced.
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* New tools: config library, telnet server, ...
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* A lot of bugfixes and a proper automated Continuous Integration process validates contributions.
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Old Releases:
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* v0.6.1 -> Mostly bugfixes. This is the last version without NFAPI.
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* v0.6 -> RRH functionality, UE greatly improved, better TDD support, a lot of bugs fixed.
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- WARNING: oaisim in PHY abstraction mode does not work, you need to use v0.5.2 for that.
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* v0.5.2 -> Last version with old code for oaisim (abstraction mode works)
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* v0.5.1 -> Merge of bugfix-137-uplink-fixes. It includes stablity fixes for eNB
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* v0.5 -> Merge of enhancement-10-harmony-lts. It includes fixes for Ubuntu 16.04 support
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* v0.4 -> Merge of feature-131-new-license. It closes issue#131 and changes the license to OAI Public License V1.0
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* v0.3 -> Last stable commit on develop branch before the merge of feature-131-new-license. This is the last commit with GPL License
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* v0.2 -> Merge of enhancement-10-harmony to include NGFI RRH + New Interface for RF/BBU
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* v0.1 -> Last stable commit on develop branch before enhancement-10-harmony
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