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A Guided Tour Through the PREEMPT RT castle

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions titled “A Guided Tour Through the PREEMPT RT castle” presented by Thomas Gleixner, CTO at Linutronix GmbH.

The tour through the inner workings of PREEMPT_RT will start at the observation deck to give an conceptual overview. From there it will take the participants through the various chambers which contain a broad range of historic and contemporary operating system technologies. The tour will not only take the hallways it is also going to explore some of the secret passages and the brave-hearted can take a glimpse at the horror cabinets.

General knowledge about operating system concepts is recommended for taking the tour, but of course it’s open for everyone and all chambers have exit doors if it gets too spooky.

ELISA and AUTOSAR Adaptive Brainstorm

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions titled “ELISA and AUTOSAR Adaptive Brainstorm” led by Philipp Ahmann, ADIT GmbH, Huzaifa Saadat, Autosar Experts & Wolfgang Schramm, Continental AG.

AUTOSAR (AUTomotive Open System ARchitecture) is a worldwide development partnership of vehicle manufacturers, suppliers, service providers and companies from the automotive electronics, semiconductor and software industry. The ELISA Project started working more closely with AUTOSAR and Automotive Grade Linux (AGL) and now has a Working Group dedicated to this collaboration.

The AUTOSAR Consortium Working Group Safety works closely with the ELISA Project Automotive Working Group. Previously, the group collaborated to figure out which requirements are put to the system and if assumptions from the Automotive WG can fit with AAUTOSAR expectations. The discussions with AUTOSTAR should harden the work within the ELISA Automotive WG. In this workshop video, Philipp Ahmann, Huzaifa and Wolfgang discuss the work within the ELISA Project, collaboration and host a brainstorm about next steps and more. Watch it here:

Click here learn more about the ELISA Project, here for the Working Groups and here to join our mailing list. 

A Maintainable and Scalable Kernel Qualification Approach for Automotive

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions led by Daniel Bristot de Oliveira, Principal Software Engineer at Red Hat, and Gabriele Paoloni, Senior Software Architect at Intel, titled “A Maintainable and Scalable Kernel Qualification Approach for Automotive.”

In this presentation, Daniel and Gabriele present an innovative approach that aims for the Functional Safety qualification of Linux by leveraging both ISO26262-6 and ISO26262-8.12.

The goal of this presentation was to get feedback on the approach suitability from a Functional Safety point of view, the approach usability in the current Linux mainline development flow and discuss about the next steps.

If you would like to learn more, Daniel and Gabriele will be giving an updated presentation at Embedded Linux Conference on September 28. Learn more about the session and other ELISA talks here.

ELISA Project Launches Call for Papers for November 8-10 Workshop

By Announcement, Blog, Workshop

Since launching in 2019, the ELISA Project has continued to grow in membership, community contributions and working groups. The project’s more than 20 member companies, which include ADIT, AISIN AW CO., arm, Automotive Grade Linux, BMW Car IT GmbH, Codethink, Elektrobit, Horizon Robotics, Huawei Technologies, Intel, Kuka, Linuxtronix, Mentor, NVIDIA, OTH Regensburg, Red Hat, Suzuki, Toyota and Wind River, collaborate to define and maintain a standardized set of processes and tools that can be integrated into Linux-based, safety-critical systems seeking safety certification.

Today, the ELISA Project is excited to announce that its next technical workshop will take place virtually on November 8-10. The event is free and open to developers, users and contributors of ELISA from around the globe looking to learn, network and collaborate. 

The Call for Papers is now open and accepting submissions that will tackle technical strategies for development and deployment as well as real-world applications and use cases. Submit a speaking proposal by Friday, October 1 here: https://events.linuxfoundation.org/elisa-workshop/program/cfp/

The last workshop took place in May with 239 participants from 37 different countries. It featured sessions that showcased working group milestones, open discussions about projects and use cases in automotive and medical. Additionally, this workshop involved more collaboration with adjacent communities, such as Xen, Real Time Linux and AUTOSAR. For a complete recap of the workshop, click here

The ELISA Workshops are hosted once a quarter and are focused on education and outreach for new community members, the exchange of ideas and feedback from the linux kernel and safety communities, as well as productive collaboration to make tangible progress toward achieving the mission and goals of the ELISA Project.

Registration for the event is also open. You can register here

Linux in Basic Safety Applications

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions led by Jason Smith, Principal Engineer at UL LLC, about the “Linux in Basic Safety Applications.”

Linux is more often being used in applications with safety relevance:

  • Complex safety-related functions necessitating the advantages of an OS, or
  • Complex end application necessitating the advantages of an OS, now being asked to perform one or more basic safety-related functions (for example: voltage, current, temperature monitoring)

In both cases, software used to implement the safety-related functions may be required to conform/comply with applicable functional safety standards.

In this presentation, Jason will discuss linux in basic safety applications, the goals and progress of the white paper the ELISA Project is working on and details about how to get involved.

Click here learn more about the ELISA Project, here for the Working Groups and here to join our mailing list. 

Open Source Software Safety Concept Tooling in Freeplane

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions led by Jochen Kall, Expert Engineer Safety at ITK Engineering on behalf of Toyota about the “Open Source Software Safety Concept Tooling in Freeplane.”

The Automotive Working Group uses an open source software mindmap based tooling for developing and documenting Safety Concepts as well as managing the requirements therein. In this session, an introduction to the tool, its capabilities, and use cases is given, followed by a setup/tutorial session guiding the audience through installation and setup of the tool as well as a demonstration of how it can be used in safety engineering.

Freeplane is available on github ((https://github.com/Jochen-Kall/Safety_concept_tool) and helps Safety/Requirements Engineering tasks with support for:
– Avoiding duplication of repeated requirements, leveraging clones
– Managing artifact types, ASILs ,etc and their respective constraints
– Allocating to architectural elements
– Code tagging
– Safety Consistency checking
– Tainting/Changing Propagation in the tree
– Exporting / Importing [WIP]

Watch the video below and let us know if you have questions!

Click here learn more about the ELISA Project, here for the Working Groups and here to join our mailing list. 

Usability of ISO 26262 2nd Edition for an Open Source Design

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions led by Roberto Paccapeli, Functional Safety Manager at Intel and Vito Magnanimo, Functional Safety Architect at BMW Group, about the “Usability of ISO 26262 2nd Edition for an Open Source Design.”

In the automotive domain, the reference standard for Functional Safety is ISO 26262. The normative does not currently provide a clear distinction between new Software design and pre-existing ones. This limitation directly impacts on open source designs, developed in accordance with non-standardized development process (e.g. Linux operations system). This video presents some of the gaps observed in the standard and introduces hints that can be jointly addressed with ELISA members without losing the cornerstone of the ISO (or in contrast with its clauses).

Click here learn more about the ELISA Project, here for the Working Groups and here to join our mailing list. 

Updates for ELISA’s Tooling Investigation and Code Improvement WorkGroup

By Blog, Workshop

The ELISA Project has several working groups each dedicated to a focus or use case. In today’s blog, we’ll take a look at the Tool Investigation and Code Improvement WorkGroup. The Tool Investigation and Code Improvement WG focuses on application of tools, handling the tool results, and improving the kernel based on the tools’ feedback.

Lukas Bulwhan, Safety Software Key Expert at Elektrobit GmbH, leads the Tool Investigation and Code Improvement WorkGroup and recently gave an update about their mission, achievements and roadmap at the last ELISA Project Workshop. You can watch the presentation below.

ELISA Project Workshop May 2021: Tooling Investigation and Code Improvement Working Group Update

If you have questions or would like to join the Working Group, they meet weekly on Tuesdays. Subscribe to the mail list here: https://lists.elisa.tech/g/tool-investigation.

Xen Project: How we do functional safety

By Blog, Workshop

In May, the ELISA Project hosted its 7th Workshop with 239 participants from 37 different countries. For a complete recap of the workshop, click here. Today, we’ll take a look at one of the sessions led by Artem Mygaiev, Director of Technology Solutions at EPAM Systems, Stefano Stabellini, Principal Engineer at Xilinx, about the Xen Project.

Tailored versions of Xen Hypervisor are used in mission-critical systems for years, but this was never the case for Xen’s mainline. Starting 2019, Special Interest Group in Xen Project works on identifying and eliminating obstacles on the way to safety-certify Xen. In this video, Artem and Stefano will talk about their approach, progress so far and collaboration with other groups within Linux Foundation.

Click here learn more about the ELISA Project, here for the Working Groups and here to join our mailing list. 

The Safety Architecture Working Group: Achievements & Plans

By Blog, Workshop

The ELISA Project has several working groups each dedicated to a focus or use case. In today’s blog, we’ll take a look at the Safety Architecture Working Group, which aim’s to determine critical Linux subsystems and components in supporting safety functions, define associated safety requirements and scalable architectural assumptions, deliver corresponding safety analyses for their individual qualification and their integration into the safety critical system.

Gabriele Paoloni, Governing Board Chair for the ELISA Project, leads the Safety Architecture Working Group and recently gave an update about their mission, achievements and roadmap at the last ELISA Project Workshop. You can watch the presentation below.

ELISA Project Workshop May 2021: Safety Architecture Working Group Update

If you have questions or would like to join the Safety Architecture Working Group, they meet weekly on Tuesdays from 8-9 am ET (2-3 pm CET). Subscribe to the mail list here: https://lists.elisa.tech/g/safety-architecture.