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Re: Debian PowerPC and PowerPC Notebook.

On Fri, Dec 04, 2015 at 10:26:47AM -0500, Lennart Sorensen wrote:
> On Fri, Dec 04, 2015 at 06:09:28AM +0000, Fadi Osman wrote:
> > Hello,
> > I'm contacting you on the behalf of the PowerPC Notebook project team.(http://www.powerpc-notebook.org)
> > As you might already know, we are a group of volunteers collaborating towards building a notebook around the Freescale e6500 core (ALTIVEC and PowerIsa 2.07).We are aiming at making the hardware FSF compliant (or at least Open).
> > We will be using Debian ppc64 as our Operating System.
> > 
> > Is it possible for us to join you, essentially for the ppc64 port? (development/bug fixing/testing...)
> > 
> > We would eventually also like to run ppc64el (but from my understanding, that would be without ALTIVEC).
> > Please contact us if you think there are subjects/packages we can work on.
> > 
> > Thanks a lot,and hoping to be of help.The PowerPC Notebook project team.
> > 
> > (NOTE: Some of us already have 32bit and 64bit PowerPC hardware running Debian.)
> I am curious why you want to run ppc64 rather than powerpc?  What benefit
> is there to going 64bit for everything rather than just a few select
> things (like a database perhaps that needs the memory space)?  After all
> doubling the pointer size increases cache usage and memory bandwidth
> usage, and on most architectures does not gain you anything except a
> larger address space (x8a_646 being a huge exception since it doubled the
> register count and dropped x87 and various other good things).
> -- 
> Len Sorensen

To access more physical memory? But sure, they could run a 64-bit kernel
with a 32-bit userspace.

But since this is going to be used as a laptop, I am thinking:


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