Dieter wrote:

>> He wants a free processor. The major ones are the Niagara (SPARC), Leon
>> (SPARC) and OpenRISC. The free ARM processors have all been hunted down
>> and killed by ARM Ltd.
> 

> If they are "free" in the copyleft sense, how could ARM Ltd. kill them?

Patents protecting the ISA.

At
http://www.opencores.org/projects.cgi/web/nnARM/overview
there was a free ARM clone a few years ago.

There has been some news coverage:
http://www.us.design-reuse.com/news/news277.html
http://archives.cnn.com/2001/TECH/ptech/07/03/open.source.processor.idg/index.html

Philipp
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