Debug ACPI DSDT and SSDT with ACPICA Utilities

Using acpidbg on Ubuntu 18.04 x64 can be quite handy; however, the Linux kernel with ACPI_DEBUGGER is not always available, such as on Ubuntu for ARM. In such cases, acpica also provides a set of utilities, named acpica-tools, for ACPI debugging. Installation The acpica-tools can be installed by The latest source code can be downloaded […]

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Ubuntu is EAL2 certified

Canonical has received Common Criteria EAL2 certification. The evaluation covers a fresh install of Ubuntu 16.04.4 LTS on one of the supported platforms listed in the certification report. Common Criteria (CC) for Information Technology Security Evaluation is an international standard (ISO/IEC IS 15408) for Computer security certification. It provides an assurance that a product satisfies a […]

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ACPI AML Runtime Debugger in Ubuntu 18.04 (x64)

ACPICA is an open-source project that provides an operating system (OS)-independent reference implementation. It also contains a list of utilities such as ASL compiler (iasl), acpiexec (an AML emulator). However, AML debugging on Linux in run-time wasn’t provided in ACPICA until Linux Kernel 4.13. Enabling AML Debugging The aml-debugger.txt is the instruction for enabling AML […]

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Zero to Hero – Snap me up before you GO!

Two weeks ago, my colleague Alan wrote an article on how one goes about packaging an application as a snap. The focus of that piece was a handful of tips and tricks that should make the transition from raw code to a working snap easier and more fun. Today, I’ll give you a slightly different […]

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Ubuntu 14.04 Trusty Tahr End of Life

Ubuntu 14.04 LTS – ESM will become available once Ubuntu 14.04 Trusty Tahr reaches its End of Life on April 30, 2019. Extended Security Maintenance (ESM) is an available feature with Ubuntu Advantage, Canonical’s commercial support package. ESM can also be purchased on a stand-alone basis. Contact the Ubuntu experts at Canonical to start planning […]

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Where eagles snap – A closer look

A couple of weeks ago, we talked about snap security, taking a journey through the eyes of a developer and handing over to a user who wants to install applications from the Snap Store. We discussed concepts like application confinement, interfaces, store review, and automatic updates. Today, we will look under the hood, and examine […]

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Zero to Snap – Rev up your packaging

Software developers often have enough to worry about. Their focus is creating the best application they can, often without having to consider packaging. We recently discovered Akira, which illustrates this well. The small team of developers are hard at work on the application, so software packaging isn’t a high priority at the moment. Akira is […]

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