looking for documentation on porting Linux to PowerPC platforms

[Abraham vd Merwe]

Hi Benjamin!

> > Is there a document somewhere describing the basics about the PowerPC
> > platform and Linux, i.e.
>
> Not really afaik, I should probably do this though ;)

It would be really useful to have something like that.

> > a) how to boot linux (can I just branch to the the address where I loaded t
> > he
> > image into ram or do I need to setup registers / data structures beforehand?)
>
> Custom hardware ? Well, that pretty much depends how your implementation
> of early init & setup_arch behaves. The kernel itself can be loaded at
> almost any address on most ppc32 CPUs, it will relocate itself, though
> you probably want to make sure you enter it with MMU translations
> disabled.

What about caches? Do you care whether caching is enabled or not?

--

Regards
 Abraham

The giraffe you thought you offended last week is willing to be nuzzled today.

__________________________________________________________
 Abraham vd Merwe - 2d3D, Inc.

 Device Driver Development, Outsourcing, Embedded Systems

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