Linux Introduction

SEIE, Soochow University

Week 01, 2015-2016-1

Why Linux

Embedded is NOT Embedded

Embedded System
- Closely integrated with the main system
Hardware and Software
What about micro-controller systems?
- single program/application
  - OS merged with or without OS

Embedded Operating System

Adapting an Existing OS
Purpose-Built Embedded OS

What is OS?

Manages computer hardware and software resources

Provides common services for computer programs

OS Placement Kernel Layout

Linux

An Unix-like OS

mostly POSIX-compliant

History

Unix History

Unix History

About Licenses

Software License Categories

Linux 20th

Linux Operating System

Linux OS

Linux distro

Linux distro

Linux distribution

an operating system made as a software collection based on the Linux kernel

More than 600 distros, Any one could make

Well-known Ones

Community Support & Services
- Arch
- Debian
- Fedora
- CentOS
- Gentoo
- openSUSE

Commercial Support & Services
- Ubuntu
- RHEL
- Oracle
- SLES
- Chrome OS
- Android

Filesystem Hierarchy Standard

Directory Tree

Boot Process

Boot Sequence

Boot Process

Boot Diagram

Learning and Grading

Role Growing Path

User
Power User
Administrator
Developer

Scores and Credits

Lab and Reports 60%
Technical Writings, Opensource Community 30%
Discussion and Review 10%

How To

References
Try it Yourself
Principle Understanding
Lab Exercises
Projects