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List:       uclinux-dev
Subject:    Re: [uClinux-dev] Coldfire MMU support?
From:       Greg Ungerer <gerg () snapgear ! com>
Date:       2007-01-31 0:18:26
Message-ID: 45BFE052.4090500 () snapgear ! com
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Hi Andrew,

Andrew Kohlsmith wrote:
> On Monday 29 January 2007 7:14 pm, Greg Ungerer wrote:
>> I want to import the MMU code support for the ColdFire cores into
>> the uClinux sources, jut haven't got around to it yet.
> 
> Out of curiosity, what advantage does porting a MMU-aware-and-enabled CPU to 
> uClinux get you that porting the CPU to the standard Linux kernel doesn't?

Nothing. This is about being able to build for many targets from the
same source tree. Notice I said "import" the sources, not port.
So the exercies is just to get the existing stand alone ColdFire-MMU
code into the general uClinux-dist.

> I 
> thought that all of the blood, sweat and tears that went into uClinux in the 
> first place was to get Linux to work on CPUs that could not support virtual 
> memory.

Yep.

Regards
Greg



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