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Contents
Preface ................................................................................................... ix
Audience and Prerequisites ................................................................. x
Personal Biases.................................................................................. xi
Chapter 1: The Embedded and Real-time Space ..................................... 1
What Is Embedded? ........................................................................... 1
What Is Real-time? ............................................................................. 2
How and Why Does Linux Fit in? ........................................................ 3
Resources........................................................................................... 7
Chapter 2: Introducing Linux ................................................................. 9
Features ............................................................................................. 9
Protected Mode Architecture ............................................................ 11
The Linux Process Model .................................................................. 16
The Linux Filesystem ......................................................................... 21
The “root” User ................................................................................ 23
The /usr hierarchy ............................................................................ 28
The Shell .......................................................................................... 29
Resources......................................................................................... 29
Chapter 3: The Host Development Environment .................................. 31
Cross-Development Tools—the GNU Tool Chain ............................... 32
Configuring and Building the Kernel ................................................. 33
Summary ......................................................................................... 46
Resources......................................................................................... 46
Chapter 4: BlueCat Linux ..................................................................... 49
The “Less Is More” Philosophy .......................................................... 49
Installing BlueCat Linux .................................................................... 50
X86 Target for Blue Cat Linux ........................................................... 52
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