Konstantin Antselovich

Intel IXP425 | Timesys Embedded Linux [product page]

Friday, August 1st, 2008

page lists some details about intel ixp4xx combo-cpu’s and there are some useful notes as to what kernel config options should be enabled. Timesys uses 2.6.16.10

Posted in architecture, arm, c, cpu, development, embedded, for:collidr, ixp4xx, kernel, Linux, network | Comments Off | permalink

[x86 booting] The Kernel Boot Process

Wednesday, July 23rd, 2008

3rd article — explains how linux kernel boots

Posted in boot, bootloader, for:collidr, hardware, kernel, Linux, system, x86 | Comments Off | permalink

[x86 booting] How Computers Boot Up

Wednesday, July 23rd, 2008

2nd article, the 1st is at http://duartes.org/gustavo/blog/post/motherboard-chipsets-memory-map

Posted in architecture, bios, boot, computer, for:collidr, hardware, i386, kernel, OS, x86 | Comments Off | permalink

Benchmarking boot latency on x86

Saturday, July 12th, 2008

article explains a few things and post sample code that shows how to instrument x86 boot process

Posted in boot, c, embedded, kernel, Linux, programming | Comments Off | permalink

Network channels. [experimental linux kernel code]

Monday, June 16th, 2008

Network channel is a protocol agnostic communication channel between hardware and userspace. Basically it allows very fast delivery from network hardware to userspace All protocol processing happens in process’ context.

Posted in for:charlesnw, kernel, Linux, networking, performance, research | Comments Off | permalink

Ksplice: Rebootless Linux kernel security updates

Thursday, April 24th, 2008

new way (hopefully will be mainstream soon) to apply updates to linux kernel”on the fly”, i.e w/out need to reboot. The system is more or less a hack at this moment.

Posted in development, for:collidr, kernel, Linux, patch, reboot, Security, sysadmin, update | Comments Off | permalink