We are pleased to announce the release of Trusted Firmware-A version 2.8 bundle of project deliverables.

This includes Trusted Firmware-A version 2.8, Trusted Firmware-A Tests version 2.8, Hafnium version 2.8 and TF-A OpenCI Scripts/Jobs 2.8 Releases involving the tagging of multiple repositories.

These went live on 21^st November 2022. The repositories are now open again to take patches under review.

On behalf of the TF-A project maintainers,  I would like to thank all of the Trustedfirmware.org TF-A Project community for their efforts since the last release.

Notable Features of the Version 2.8 Release across repositories are as follows: 

TF-A Project Repository

• Architectural enablement (Arm v8.8 etc)
• Added Branch Record Buffer Extension (FEAT_BRBE)
• Added Pointer Authentication Extension helper support for QARMA3 (FEAT_PACQARMA3)
• Partial support for trapping support for RNDR/RNDRRS (FEAT_RNG_TRAP)
• Added Trace Buffer Extension (FEAT_TRBE)
• Added SVE fall back if SME not available (FEAT_SME)
• Support full SVE vector Length (FEAT_SVE)
• Added support for DRTM (Dynamic Root of Trust Measurement )
• Hunter ELP CPU support added
• Twenty Four (24) Errata Mitigations for Cortex-A710 , A510, X3, X2, A76, A77, A78C, Neoverse N1, N2, GIC-600
• Ethos-N Driver support for SMMU
• Secure Payload Dispatcher added for ProvenCore RTOS
• EL3 SPMC feature hardening
• CCA Bootflow chain of trust support for AEM FVP
• CCA RME development to support TF-RMM upstreaming

Hafnium Project Repository

• FF-A v1.1 EAC0 additions
• Partition runtime model and CPU cycle allocation modes.
• Interrupt handling and managed exit flows.
• Memory sharing.
• Framework notifications and indirect messaging.
• Added FF-A console log ABI.
• Added support for GICv3.1 extended INTID ranges.
• Image footprint optimisation.
• Improved SVE support and test coverage.
• FF-A v1.0 ACS test suite integration in Open CI.

TF-A Tests Project Repository

• TF-A Tests support for 4 new platforms (N1SDP, RD-N2, RD-N2-Cfg1, RD-V1)
• TF-A Tests CCA RME Realm Payload Testing
• TF-A Tests FF-A v1.1 Secure interrupts Testing

Platform Support

• Three (3) new platforms added including Arm TC2
• Thirty (30) platforms updated
• Initial support within TF-A OpenCI CI scripts repository for automating end-to-end boot tests (TF-A -> Linux shell prompt) on QEMU

Patch Statistics Across all Repositories

• Approx 1100 Patches merged since v2.7 June 2022 release

Please refer to the TF-A [1], Hafnium [2] and TF-A Tests [3] changelogs for the complete summary of changes from the previous release. 

TF-A [4], TF-A Test [5], Hafnium [6], TF-A OpenCI Scripts [7] and TF-A OpenCI Jobs [8] repositories are available along with the compatible TF-RMM repository [9] and documentation [10].

[1] https://trustedfirmware-a.readthedocs.io/en/v2.8/change-log.html#id1 [2] https://review.trustedfirmware.org/plugins/gitiles/hafnium/hafnium/+/HEAD/docs/ChangeLog.md - v2_8

[3] https://trustedfirmware-a-tests.readthedocs.io/en/v2.8/change-log.html#version-2-8

[4] https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/tag/?h=v2.8

[5] https://git.trustedfirmware.org/TF-A/tf-a-tests.git/tag/?h=v2.8

[6] https://git.trustedfirmware.org/hafnium/hafnium.git/tag/?h=v2.8

[7] https://git.trustedfirmware.org/ci/tf-a-ci-scripts.git/tag/?h=v2.8

[8] https://git.trustedfirmware.org/ci/tf-a-job-configs.git/tag/?h=v2.8

[9] https://git.trustedfirmware.org/TF-RMM/tf-rmm.git/tag/?h=tf-rmm-v0.2.0

[10] https://tf-rmm.readthedocs.io/en/tf-rmm-v0.2.0/