embedded linux

A 27c3 talk on the Linux desktop (GNOME) by Wolfgang Draxinger, repeatedly interrupted and corrected by Lennart Poettering from the audience. The description notes much of the talk's content is disputed.

Andrew Kelley's Zig SHOWTIME talk on an experiment to ship static Linux executables that can do graphics and gaming, followed by an interview. It covers the problems of Linux binary stability, dynamic linking and the graphics ABI.

Ronald Minnich of Google explains how UEFI firmware is a large closed attack surface and describes Google's work replacing it with Linux-based boot firmware. It also touches on Intel ME and other security coprocessors.

Matthew Garrett's linux.conf.au 2012 talk covers EFI and UEFI from the Linux point of view: why the PC BIOS was bad, what EFI changes, the issues it brings, and Secure Boot.

Greg Kroah-Hartman's Git Merge 2016 talk on how the Linux kernel is developed, how fast it moves, and how git and email workflows keep it manageable. He is the stable kernel maintainer.

Peter Hutterer's linux.conf.au 2020 talk on creating libinput, the unified userspace input library, and the difficulties of handling the many quirks of input devices.

A short clip of Linus Torvalds giving Nvidia the finger and telling the company off over its Linux support. It is the well-known soundbite from a Q&A.

Bryan Cantrill's illumos Day 2014 talk on running Linux containers on an illumos kernel via LX-branded zones. He covers emulating Linux syscalls on SmartOS and compares Linux and Solaris-derived systems.

A one-minute clip of Alan Kay giving his blunt critique of Linux and the Unix approach.

Rob Landley compares Toybox and BusyBox and surveys options for embedded system command-line tools, including GNU. He also tells the story of leaving BusyBox, Toybox becoming Android's command line, and licensing.

Kees Cook of Google gives a Linux Foundation talk on the Kernel Self Protection Project, which aims to harden Linux against attackers. He surveys threats, the state of available defensive technologies and a year of community progress.

Dirk Hohndel explains why the Subsurface dive log project migrated from Gtk to Qt, the obstacles encountered, and advice for other applications frustrated with Gtk. It is a linux.conf.au 2014 talk.

Khalil Estell's CppCon 2024 talk argues C++ exceptions can reduce binary size in firmware. He digs into how exceptions work and how to shrink their code footprint on embedded platforms.

A linux.conf.au 2013 talk by a Wayland developer who previously worked on X, telling the history of X and why Wayland was created. It covers X's hardware abstraction and architecture and why they became problematic for modern graphics.

Dave Chinner's linux.conf.au 2012 talk on XFS scalability, covering pain points with large numbers of files and complex metadata, and the work to fix XFS metadata performance.

Liz Rice builds a container from scratch in about 100 lines of Go, showing that a container is not a lightweight VM but a set of Linux kernel features and flags.

Peter Munch-Ellingsen explains at NimConf 2021 why he wrote his own keyboard firmware in Nim instead of using QMK or Arduino. He shows that the resulting firmware is very small.

An AdaCore webinar in which NVIDIA engineers explain why and how they adopted Ada and SPARK for security-critical firmware. It covers the business case and the engineering experience of the transition.

FOSDEM 2020 talk from Collabora on pressure-vessel, an experimental mechanism that puts Steam games in containers on Linux. It covers using namespaces to give games their own runtime library stack independent of the host.

A short demo of a GPT-powered Linux shell that guesses the bash command you meant and sometimes hallucinates absurd results. The creator stresses that it is real and should not be trusted.

Paul Turner of Google presents kernel interfaces for user-level scheduling of real threads, aiming at a uniform synchronous programming model across C++, Java, Go and Python. It introduces the switchto-style system calls behind Google's fibers.

X.Org developer Daniel Stone explains the history and technical limits of the X Window System and why Wayland was created, debunking myths from forum comments. He covers topics such as network transparency and blocking calls.

Rusty Russell and Matt Evans examine why Unix utilities like ls and cat grew from a few kilobytes to over a hundred kilobytes. They take apart common tools to see where the growth comes from.

Gernot Heiser presents seL4, a microkernel with a mathematical proof connecting security properties to the binary code, and explains what its open-sourcing means for users. It covers its roles as a microkernel, separation kernel and hypervisor.

Benno Rice's BSDCan 2018 talk on why systemd exists and what it got right and wrong. It traces the history of Unix init and why Linux distributions adopted it, while asking what the BSDs should learn.

Patricia Aas's EuroBSDCon keynote is about ethics for people who build software, covering how the tech industry got to its current state and what engineers can do about it. It steps back from technical detail to the bigger picture.

Ang Cui and Jonathan Voris present firmware modification attacks on networked printers at 28c3, showing how HP printers can be compromised and used as footholds for malware inside sensitive networks.

An episode of the BSD Now podcast in which Bryan Cantrill joins the hosts to rant about Linux interfaces, alongside the week's BSD headlines. The conversation also touches on containers and related systems topics.

Day one of the X.Org Developer's Conference 2020 stream, including talks on the Raspberry Pi 4 Vulkan driver, the WSL graphics architecture, X11 and Wayland apps in WSL, and Mesa for D3D12.

Keith Packard traces the 35-year history of the X Window System at linux.conf.au 2020. He uses X to examine licensing, corporate interests and community dynamics in free software, including Unix workstation vendors and Stallman's influence.

SQLite author Richard Hipp's talk at SouthEast LinuxFest criticizing Git's workflow and introducing Fossil as an alternative. He lists Git enhancements and argues for keeping history intact.

Karen Sandler's keynote at Linux.conf.au 2012 on the software running inside medical devices such as her own pacemaker-defibrillator. She discusses the difficulty of learning what code runs in life-sustaining devices and why open source matters there.

SQLite creator Richard Hipp gives a history of SQLite and explains where it shines as a database at the edge of the network with no DBA. He covers long-term support, testing and how it is used in products.

Mark Raasveldt of CWI presents DuckDB, an embeddable analytical database described as the SQLite for analytics, in a CMU Database Group talk. He explains why it was built, what it is for, and how it works.

A Ropecon 2019 talk by a lighting designer and a software engineer on how the Odysseus larp spaceship was built, using over ten IT systems, hundreds of lights and dozens of speakers. It covers the lessons learned.

Jessie Frazelle's DockerCon SF 2015 talk on running Docker containers for desktop applications, with fun container hacks and images. It shows how far containers can be pushed beyond servers.

A one-minute demo of Safespaces, an open source 3D and VR desktop built on the Arcan project.

A DEF CON 23 talk by Marc Rogers and Kevin Mahaffey walking through the architecture of the Tesla Model S, what Tesla got right and wrong, and how the interconnected systems can be hacked. It also covers the data the car collects.

D. Richard Hipp's PGCon 2014 keynote on SQLite's relationship to PostgreSQL. He explains that SQLite was originally written from PostgreSQL 6.5 documentation and that the two engines serve different classes of problems.

A 2006 Google TechTalk in which SQLite's author Richard Hipp introduces the embeddable, zero-configuration C database library. He covers its history, strengths and weaknesses, and where it beats client/server databases.