A Linux Kernel Tracing Tutorial

Posted by Cliff Brake on 2012-01-31 | Be the First to Comment

The Linux kernel has a fairly extensive tracing infrastructure that is quite useful for debugging.  There are a number of things you can do with tracing, but the focus of this article will be the traditional printk type debugging we often end up doing to trace initialization issues with a driver.  The following links provide [...]

The easy way to get serial terminal in Linux

Posted by Cliff Brake on 2012-01-26 | Read the First Comment

When doing embedded Linux development, most of us spend out time tethered to a target system with a serial cable, which is used for a serial console.  Minicom is the defacto serial terminal software for Linux.  However, Minicom is a little fussy in that you typically have to set it up for each port you [...]