2010/12/3 zhangwenjie <zhangwen...@cqcyit.com>:
> Yeah, There is so many people like Dawid who is very interested in the
> Codezero
>  L4 kernel written by C and also open sourced, Like me.
Hello zhangwenjie (or whatever your name is). I have two formal
remarks on a comments like this :
1) Please do not top-post (http://www.catb.org/~esr/jargon/html/T/top-post.html)
2) Please sign your self, so that we can address you properly

Anyway, what Bahadir was saying is that it is not enough that you are
interested (as a user). You should contribute to the development, in
this case very complex and technically challenging.

The source code is released, it gives you a significant base to start
with. If you are interested, start developing on this base, I do not
see any point waining for release 0.4, or whatever.

If you are really interested, I have a work for you :
http://opencores.org/project,c0or1k. Jump in and start porting the
code.

> In term of the
> technology
> of L4 it will be  popular on the embedded system, especially in
> mobile telephone with the popularity of Android.
> Bandbase need RTOS and application need
> Linux,
> and how to merge these two systems need  virtualize technology, this is what
> Codezero realized.
No, no, no. Application CPU does not need Linux at all. As a matter of
fact, it can run the same RTOS (or any Posix compliant OS, or even
Windows, if you like it. Not everyone needs Android), as often
BaseBand and App CPUs are the same. What ? Did I mention 2 CPUs ? YES
! And not only two, there can be many more, as trends in the industry
is to replace proprietary DSPs with a bunch of cheap (and often
open-sorce) cores (like Lattices Mico32 for example) and run your L1
software on them. And there is your problem - convince the industry
players that merging everything to one core will not come with
performance impact. I do not expect that we'll be seeing this in near
future... but that's just mine $0,05.

> So if Codezero is open to every fans of it, it will be
> going more
> strong.

It will be more strong only if there are enough technically skilled
people in the community to build good product, debug it, test it and
port it to a bunch of different architectures. Which currently is not
the case. So, I see no problem with Codezero to stay closed for the
moment until it finds good funding plans and get it's place in the
industry. In the meanwhile, it gives you more then enough starting
points to develop further, either on your own (by creating a
derivative side project) or by joining some of existing efforts.

BR,
Drasko

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