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Entries for the ‘Hardware’ Category

ACPI and APIC Issues – Part 2: Detecting faulty/buggy ACPI BIOS (firmware) code

Purpose: A while ago I posted a blog entry dealing with “Kernel Panic” error messages because of the faulty ACPI code in the BIOS. In that post I explained how we can get rid of the kernel panic error message but did not cover how to know if your ACPI BIOS code is really buggy […]

Discussion: What processor type (family) to select for Intel Atom in Linux kernel config

So I am excited to start a new type of post, “Discussion” besides the regular INFO, HOWTO, TIP, etc. The purpose of such type of post is to generate a discussion regarding certain issues for which there is a no clear answers in the Linux community. In my past 4 years of Linux usage, I […]

HOWTO: Compiling Intel Atom Poulsbo GMA 500 graphics driver on Debian

Purpose: Finally here is a step-by-step guide to get the Intel Poulsbo (PSB) GMA 500 graphics driver working under Debian testing/unstable. Over the last 3 months or so since I wrote an introductory post regarding this whole issue, I have got several emails and comments with a request to put up such a guide. Sorry […]

HOWTO: Enabling Kernel Mode Setting (KMS) in Debian Linux kernel

Purpose: So some of you must have heard about a new feature that got introduced since 2.6.29 Linux kernel known as Kernel Mode Setting (KMS).I will not go into the details about the benefits of KMS in this post but rather I will show you how to enable KMS on your Debian system. However I […]

HOWTO: Blacklisting kernel module from auto loading in Debian

Purpose: In this post we will how to prevent a kernel module (a.k.a blacklist) from auto loading during Debian Linux start up. You probably are thinking that you already know this (and you might), however there has been some change in recent kernels and you need to use a different method to blacklist a module […]

HOWTO: Detecting serial port buffer overrun errors in Linux

Purpose: A common question that many people have who have been playing with serial ports under Linux is to detect serial overrun errors while debugging/testing their serial ports. Unfortunately, there is no utility that I know off which lets you measure the overrun error in real time. However this ability is in-built into the Linux […]

HOWTO: Using CPU MSR tools (RDMSR,WRMSR) in Debian Linux

Purpose: This is a lot different post than some of the post on this blog. This is a very specific post that perhaps very few people might be using this in their daily work. But nevertheless I thought it would be at least useful for those “few” people. Do not underestimate this task just because […]

TIP: Serial port locked while using minicom

I general use the program minicom to use my serial ports in Debian Linux. Many program including the likes of X server, create a “temporary lock” file in some of the temporary directory in Linux like /tmp or /var/tmp/, so that there is no access violation in case if another user is trying to use […]

INFO: State of Intel Poulsbo chipset’s GMA 500 graphics driver

Purpose: The primary purpose of this blog post is to introduce Linux graphics driver state for Intel’s Poulsbo (a.k.a US 15W) chipset, specifically for the GMA 500 graphics chip. In this blog post, we will see lot of resources where you can go and look for information regarding the driver status for your distribution (like […]

INFO: Installing Moblin Images on your Intel Atom processor netbooks and nettops

Intel’s low-power chip, ATOM, has really caught a lot of attention in almost all kinds of market and has become really popular. There are several vendors who are shipping netbooks, nettops, etc based on Intel Atom processor. Some of you must have heard about Moblin – Intel answer to create a mobile Operating System based […]

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