Chaos Reins

backstory in the linux landscape, your network managers historically tended to be one of 2 options: NetworkManager connman NetworkManager had a pretty staunch dependency graph when I first started looking at enabling it in a Qt based stack. connman was pu…

TL&DR The Linux landscape is looking lit Why Tooling around creating/customizing Linux distributions is reaching broad production quality. systemd, mkosi, virtme-ng, virt-manager are all changing the face of distribution creation and the distribution land…

TL&DR Update: 2025/04 I love this laptop.

Overview I am responsible for a yocto distro which targets 2 custom devices.

OLED friendly KDE ahoy - Update 2026-09-10 Updated to Plasma 6.8 and the banner is back; went to plasma-workspace to find out what the new setting was named, and discovered the new banner is actually interactive and gives you the option of permanently hid…

CAAM api change caam_jr_enqueue, a function which once returned 0 on success now returns a non-zero value for a pending transaction and existing logic being forward ported was breaking as a result; the kernel was consistently panicking.

SDMA reboot under io load In the 4.9 tree associated with my device, imx/sdma/sdma-imx6q.bin is by default a built in piece of firmware with version number 3.3; when this is loaded in place of the upstream (linux-firmware equivalent but delivered by URL d…

setup updated 2025/04 7950x B650 AORUS ELITE AX 64GB DDR5 6000 (2x32) wd black 850X 2023/03 7950x ASUS System Product Name/ROG STRIX B650E-E GAMING WIFI, BIOS 1222 02/24/2023 64GB DDR5 6000 (2x32) wd black 850X pros perf/pricepoint: last build was a 1950x;

The prophesized one - Overview I have been waiting for the arrival of ARM laptops with baited breath; I jumped on the samsung series 3 chromebook in 2012; it was a $250 device with a TN panel, slow storage; it cut every corner and you could feel it.

TL&DR make LLVM=1 LLVM_IAS=1 Enabling the clang LTO functionality in the kernel My daily driving kernel is the HEAD of mainline built with CC=clang since I became aware of this being possible some point in the middle of 2020.

TL&DR PCIE pass-through is lovely; who does not want Windows as an appliance; a Windows guest gremlin confined to a box where is can serve the only purpose Windows has every served; a life support system for games from the last 30 years.

1000g, 17in screen, no frills; you will hand it to people for their reaction - Open questions processor : 7 vendor_id : GenuineIntel cpu family : 6 model : 142 model name : Intel(R) Core(TM) i7-8565U CPU @ 1.80GHz stepping : 11 microcode : 0xd6 cpu MHz :…

Goals Getting Qt running on the jetson-nano without X11 Get pet project running on the jetson Get pet project running well on the jetson TL&DR Pros Glorious kit; I have grown so accustom to the vc4 (raspberry pi) and ARM Mali devices, that I am blown out…

prefix=/usr libdir=${prefix}/lib/aarch64-linux-gnu includedir=${prefix}/include Name: libdrm Description: Userspace interface to kernel DRM services Version: 2.4.95 Libs: -L${libdir} -L${libdir}/tegra -ldrm -ldrm -lnvll -lnvrm -lnvdc -lnvos -lnvrm_graphics

The Qt 5.12 beta was just released I fed this beta to my qt-sdk-raspberry-pi aur recipe, and: compiling /opt/dev/src/arch/qt-sdk-raspberry-pi/src/qt-everywhere-src-5.12.0-beta1/qtbase/src/corelib/global/qt_pch.h In file included from /opt/armv7-rpi2-linux…

Intro I delayed getting a Tinkerboard until the base software stack was documented to be at a sufficiently functional state.

Introduction The only thing worse than solving oddly trivial problems in Linux land is solving the same frigging problem multiple times.

In Brief The good news is you can grab the Arch aarch64 image, boot it, adjust the boot args by tagging on “cma=512M@256M” and then qpi will successfully be able to launch Open GL ES2 applications.

Introduction I don’t know of a single centralized source of information on how to consume the current AMD DAL/DC kernel module in the wild today; I might as well document this for myself and any other peanuts who want to jump on this train.

Introduction I recently had the joy of being handed a Mac laptop running QtCreator inside of a VM in order to demonstrate my 1337 QML skills.