Linux Kernel

Within the Linux Kernel Internals Tigran Aivazian describes in detail the boot process, the creation of a kernel, process management and timing, the file system and a lot more. He provides little code examples in most of the chapters. (PDF-format, 143 KByte, in english)

The 'Linux Kernel Module Programming Guide' from Ori Pomerantz goes into the kernel programming. The chapters 1 to 5 deal with makefiles for kernel modules, the driver files and the concept of the /proc file systems. (PDF-format, 535 KByte,in english)

The chapters 6 to 13 explain system calls, the Scheduler processes, the Interrupthandler and the Multiprocess Concept The documentation contains a lot of explaining source code. (PDF-format, 617 KByte, in english)

Realtime Linux

The programming of Realtime processes with the Real-Time application interface for Linux is similar to the programming of standard Linux applications. The Realtime processes take over time critical tasks.

The DIAPM RTAI Programming Guide 1.0 from Lineo, Inc. is about RTAI Real-Time services, RTAI Scheduler, RTAI MUPS Scheduler, RT process basics, Inter-Process communication (IPCs), RT FIFOs and advanced RTAI features. The RTAI API can be found in the appendix. (PDF-format, 720 KByte, in english)