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Understanding ELF, the Executable and Linkable Format

Whenever we compile any code, the output that we get is an executable file, which we generally don’t bother about. We execute it on...

Linux on POWER

Anyone familiar with GNU/Linux will not be surprised by the fact that this operating system runs on almost all known processors. However, very few...

GDB: Logging Function Parameters, Part 1

Sometimes an application's release version crashes in particular scenarios, but the debug version does not -- and to make matters worse, the call-trace gets...

GNU Binutils: A Collection of Binary Tools

With years of experience as a systems programming engineer, I've realised that to be a great artist of programming, you must understand the basics...

Using QEMU for Embedded Systems Development, Part 2

In the previous articles, we learnt how to use QEMU for a generic Linux OS installation, for networking using OpenVPN and TAP/TUN, for cross-compilation...