Open Source Automation Development Lab
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2014-03-09 - 04:05

Next OSADL Events:

Embedded Linux Trainnig Course
31.03. - 04.04.

Breaking News:

2014-02-10 12:00

How to comply with Open Source licenses?

It's easier than you may think!

[more]
2014-01-20 12:00

Good news from OIN

The Linux Defense Department

[more]
2013-12-27 12:00

"I just made a trivial code cleanup ..."

Crashes included?

[more]
2013-10-08 12:00

Real Time Linux Workshop 2013: Seminars, Tutorials and Hands-on Sessions

All relevant details now online

[more]
2013-10-07 12:00

Bad things come to those who wait

Real-time Linux kernel for AM 335x long-time stable now

[more]
2013-10-06 12:00

Real-time Linux easier than ever now

Ever tried to apply RT patches to a 3.0 or 3.2 ARM vendor kernel?

[more]
go to Archive ->
OSADL Projects

OSADL Project: "Latest Stable" PREEMPT_RT realtime Linux kernel

  • Download kernel, unpack it, download patch, patch the kernel
cd /usr/src/kernels
wget www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.33.7.tar.bz2
tar -jxf linux-2.6.33.7.tar.bz2
mv linux-2.6.33.7 linux-2.6.33.7.2-rt30
cd linux-2.6.33.7.2-rt30
wget www.kernel.org/pub/linux/kernel/projects/rt/2.6.33/older/patch-2.6.33.7.2-rt30.bz2
bzip2 -d patch-2.6.33.7.2-rt30.bz2
patch -p1 <patch-2.6.33.7.2-rt30
  • Configure the kernel, enable CONFIG_PREEMPT_RT

  • Compile, link and install the kernel 
make
make modules_install install
  • Reboot and select the new kernel

More detailed instruction

HOWTO

How to enable real-time capabilities of the mainline kernel including hints how to check the real-time capabilities of the newly compiled kernel is further explained here.

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