Custom Linux- A Porting Guide

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Custom Linux: A Porting Guide
Porting LinuxPPC to a Custom SBC
Shie Erlich


Table of Contents
Chapter Introduction
Who needs to read this ?
What do I need to know (why so much) ?
The tools
The hardware
Copyright & License
Chapter Bootcamp: How To Begin ?
Creating a development environment
Compiling the first kernel
Booting the machine
Chapter Booting In The Dark
Debugging with print_str()
Modifying code using compiler flags
Getting the console to work
Forcing the kernel to boot our?way
Non?standard hardware ? just say no!
Let there be light: calculating baud rate
Chapter Linux Still Isn't Booting
Memory probing, RTC and decrementors
Big?little endian (we should have known)
Probing the CPC
Making CPC speak little?endian
Ethernet: our first PCI device
Some Miscellaneous Issues
Chapter Linux Is Booting What Now ?
The bit barrier
Booting from flash
Appendix A GNU Free Documentation License
A PREAMBLE
A APPLICABILITY AND DEFINITIONS
A VERBATIM COPYING
A COPYING IN QUANTITY
A MODIFICATIONS
A COMBINING DOCUMENTS
A COLLECTIONS OF DOCUMENTS
A AGGREGATION WITH INDEPENDENT WORKS
A TRANSLATION
A TERMINATION
A FUTURE REVISIONS OF THIS LICENSE
A How to use this License for your documents