O'Reilly logo

Linux® Kernel Primer, The: A Top-Down Approach for x86 and PowerPC Architectures by Steven Smolski, Gordon Fischer, Claudia Salzberg Rodriguez

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 5. Input/Output

In this chapter

The Linux kernel is a collection of code that runs on one or more processors. The processors' interface to the rest of the system is through the supporting hardware. At its lowest machine-dependent layer, the kernel communicates with these devices with simple assembly-language instructions. This chapter explores the relationship of the kernel to the surrounding hardware, focusing on file I/O and hardware devices. We illustrate how the Linux kernel ties together software and hardware by discussing how we go from the highest level of a virtual filesystem down ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required