Part 3: The 386
The Previous Part
The previous part introduced 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.
This Part
This part 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 133.
“Data and Stack Segments” on page 157.
“Creating a Task” on page 171.
“Mechanics of a Task Switch” on page 191.
“386 Demand Mode Paging” on page 209.
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