The Unabridged Pentium 4 IA32 Processor Genealogy

At-a-Glance Table of Contents

Part 1, Introduction, introduces the processor's role in the system. It consist of the following chapter:

• “Overview of the Processor Role” on page 9.

Part 2, Single-/Multi-Task OS Background, introduces the goals of single-task and multi-task OSs and consists of the following chapters:

• “Single-Task OS and Application” on page 23.

• “Definition of Multitasking” on page 27.

• “Multitasking Problems” on page 31.

Part 3, The 386, provides a detailed description of the 386 processor, the baseline ancestor of the IA32 processor family. It consists of the following chapters:

• “386 Real Mode Operation” on page 39.

• “Protected Mode Introduction” on page 103.

• “Intro to Segmentation in Protected Mode” on page 109.

• “Code Segments” on page ...