May 16, 2019 by Andrzej Pietrasiewicz | Blog
Introducing cmtp-responder - a permissively licensed Media Transfer Protocol (MTP) responder implementation which allows embedded devices to provide MTP services and supports a core set of MTP operations.
May 14, 2019 by Adrian Ratiu | Blog
Up until now, talking in-depth about userspace tracing was deliberately avoided because it merits special treatment, hence this part devoted to it. We'll now look at the why of it, and we'll examine eBPF user tracing in two categories: static and dynamic.
May 09, 2019 by André Almeida | News & Events
Earlier this week, Linux Kernel 5.1 was released, and with it came over 13,000 commits from developers all around the world, including Collaborans. This time around, no less than 12 different developers contributed commits (64), sign-offs (111) & more.
May 08, 2019 by Santosh Mahto | Blog
After a successful team effort, the patch enabling the Chromium Embedded Framework (CEF) Ozone builds to run with different platform backends, such as Wayland, has finally landed upstream.
May 06, 2019 by Aaron Boxer | News & Events
After a year-long development cycle, the much anticipated release was made available recently. With it came a number of exciting new features we're especially proud of, including per-element latency tracer and support for planar or non-interleaved audio.
May 06, 2019 by Adrian Ratiu | Blog
Now that we've studied the mainstream way of developing and using eBPF programs on top of the low-level VM mechanisms, we'll look at projects taking different approaches, attempting solutions to some of the unique problems faced by embedded Linux.
May 02, 2019 by Robert Foss | Blog
A previous post introduced the SPURV Android compatibility layer for Wayland based Linux environment. In this post, we're going to dig into how you can run an Android application on the very common i.MX6 based Nitrogen6_MAX board.
April 26, 2019 by Adrian Ratiu | Blog
In part 1 and 2 of this series, we took a condensed in-depth look at the eBPF VM. In part 3, we define the high-level components of an eBPF program, including the backend, loader, frontend and data structures.
April 25, 2019 by Guillaume Desmottes | Blog
GStreamer's logging system is an incredibly powerful ally when debugging but it can sometimes be a bit daunting to dig through the massive amount of generated logs. I often find myself writing small scripts processing gst logs when debugging.
April 24, 2019 by Marius Vlad | Blog
The recent release of version 6 of the Weston compositor has brought with it the weston-debug protocol, a new feature that allows developers and users alike to display on-the-fly various debugging (logging) information generated by the compositor.
April 18, 2019 by Ezequiel Garcia | Blog
A well-known Linux kernel developer once said, a poor craftsman famously complains about his tools, but a good craftsman knows how to choose excellent tools. Here's a python-based tool that integrates git and patchwork, and can greatly improve your toolbox.
April 15, 2019 by Adrian Ratiu | Blog
The second part of this series takes a more in-depth look at the eBPF VM and program studied in the first part. Having this low level knowledge is not mandatory but can be a very useful foundation for the rest of the series.
March 13, 2017 by Frédéric Dalleau | Blog
Once you've setup a virtual machine in QEMU using debootstrap, there are a number of tools available for testing, tracing and debugging, such as Kmemleak for memory leaks, GDB (GNU Debugger), ftrace et dynamic_debug.
March 08, 2017 by Robert Foss | Blog
Before being able to write firmware data to any production Chromebook device, the Write-Protect screw has to be removed.
March 01, 2017 by Daniel Stone | Blog
The past few months have been busy ones on the open-source graphics front, bringing with them Wayland 1.13, Weston 2.0 and Mesa 17.0. Here's a look at some of these developments, including Collabora's behind-the-scenes work on performance improvement.
February 23, 2017 by Robert Foss | Blog
How to create your custom Android image, and APK app(s), all at once.
February 16, 2017 by Robert Foss | Blog
How to set up a fully functional ChromiumOS development environment on actual Chromebook hardware.
February 09, 2017 by Varad Gautam | Blog
Over the past few weeks, I have been working for Collabora on plumbing DRM format modifier support across a number of components in the graphics stack. This post documents the work and the related consequences/implications.
January 26, 2017 by Gustavo Padovan | Blog
In the last two articles we talked about how Explicit Fencing can help the graphics pipeline in general and what happened on the effort to upstream the Android Sync Framework. Now on the third and final post of this series we will go through the Explicit…
January 24, 2017 by Tomeu Vizoso | Blog
Last month I gave a short talk about the Chamelium board from the ChromeOS team, a board that is getting more and more usage outside of Google as it can help you automate the testing of your display (and not only!) code and hardware.
January 16, 2017 by Frédéric Dalleau | Blog
A look at the fundamentals of building and booting a kernel in QEMU using debootstrap, so you have the needed infrastructure to test your kernel changes in QEMU.
December 14, 2016 by Gustavo Padovan | Blog
Linux Kernel 4.9 was released this week and once more Collabora developers took part on the kernel development cycle. This time we contributed 36 patches by 11 different developers, our highest number of single contributors in a kernel release ever. Remember…
November 22, 2016 by Gustavo Noronha | Blog
Our ongoing work on improving WebKitGTK+ performance brought us to take a closer look as to why GTK+ was experiencing significant speed issues when used with Wayland and HiDPI screens, revealing the root cause to be within the lower level toolkit.
November 08, 2016 by Tomeu Vizoso | Blog
Almost all of Collabora's customers use the Linux kernel on their products. Often they will use the exact code as delivered by the SBC vendors and we'll work with them in other parts of their software stack. But it's becoming increasingly common for our…
September 11, 2023 by Mateo de Mayo | News & Events
The Monado SLAM datasets (MSD) are egocentric visual-inertial SLAM datasets recorded to improve the Basalt-based inside-out tracking component of the Monado project.
September 07, 2023 by Benjamin Gaignard | News & Events
The latest mainline Linux kernel (v6.5) includes 22 patches that enable support for the AV1 uAPI and for two stateless video decoders: one for the Rockchip RK3588 and one for MT8195, a MediaTek SoC.
August 30, 2023 by Adrian Larumbe | News & Events
The 6.5 release is here and it comes with many changes. As is often the case, Collabora has been actively involved in the submission of patches, mostly in the task of hardware enablement for Mediatek and Rockchip SoCs.
August 23, 2023 by Kara Bembridge | News & Events
Set in the captivating city of Berlin, All Systems Go! is ready to explore foundational user-space Linux technologies after a 4-year hiatus.
August 04, 2023 by Faith Ekstrand | News & Events
As of today, NVK, the new Vulkan driver for Nvidia GPUs, has landed in the main Mesa branch and will be included as an experimental driver in the 23.3 release of Mesa.
July 27, 2023 by Mark Filion | News & Events
If you weren't able to attend Embedded Open Source Summit in Prague last month, you're in luck as all presentations were recorded and are now available on YouTube.
July 26, 2023 by Kara Bembridge | News & Events
After months of work, led by Collabora's own Faith Ekstrand, Red Hat's Karol Herbst, and numerous open source contributors, NVK is now considered ready to be merged into the main Mesa project.
July 20, 2023 by Daniel Stone | News & Events
Collabora continues to relentlessly shift the needle to make high-quality open-source software not just an aspiration, but an expectation. We're pleased to announce an extension of our collaboration with Arm, providing more surety and capability for Panfrost.
July 13, 2023 by Kara Bembridge | News & Events
With Black Valley in Norway, and Akademy in Greece, this weekend's plans are all set or computer enthusiasts! Collabora is proud to sponsor both of these events as a chance for communities to come together and strengthen their bonds.
July 06, 2023 by Erik Faye-Lund | News & Events
Today, Imagination Technologies announced they are now using Zink for full OpenGL 4.6 support. This is the first time we've seen a hardware vendor trust Zink enough to completely side-step a native OpenGL driver and use it in a shipping product.
July 05, 2023 by Rogerio Alves Cardoso | News & Events
Released last week, Linux kernel 6.4 brings new features such as support for Intel LAM, user events for tracing, and the ability for the machine keyrings used for Machine Owner Keys to store only CA-enforced keys.
June 26, 2023 by Faith Ekstrand | News & Events
Looking back, it's amazing how much has happened in NVK in just the last 7 months. If development continues at this crazy pace, we may be looking at a pretty decent driver before too much longer.
Here are the events we'll be attending in the coming weeks – come say hello!
February 26-29, Seattle, WA, USA
April 9-11, Nuremberg, Germany