[yocto] Cortex-M4 build support

[Mark Hatle]

On 9/12/16 12:07 AM, Zhenhua Luo wrote:
> Hi Mark, 
> 
> Thanks a lot for your comments. 
> 
> Is there plan to support non-MMU targets in Yocto? 
> 

Not that I am aware of.

--Mark

> Best Regards,
> 
> Zhenhua
> 
>> -----Original Message-----
>> From: Mark Hatle [mailto:mark.hatle at windriver.com]
>> Sent: Friday, September 09, 2016 10:37 PM
>> To: Zhenhua Luo <zhenhua.luo at nxp.com>; 'yocto at yoctoproject.org'
>> <yocto at yoctoproject.org>
>> Subject: Re: [yocto] Cortex-M4 build support
>>
>> On 9/9/16 2:58 AM, Zhenhua Luo wrote:
>>> Hi all,
>>>
>>>
>>>
>>> Can Yocto support image build for Cortex-M4 targets? If no, does
>>> somebody know if there is some distro/packaging tool which can support
>> Cortex-M4?
>>>
>>
>> The Cortex-M4 does not have an MMU.  The Yocto Project system, currently,
>> only supports MMU based architectures.
>>
>> If Linux is a requirement for you, you will need to find a non-MMU based
>> uClinux system to work with.
>>
>> Otherwise there are a number of other embedded OSs for MMU-less targets
>> that may be more appropriate to the memory and system constraints of the M
>> series CPUs.
>>
>> --Mark
>>
>>>
>>>
>>>
>>> Best Regards,
>>>
>>>
>>>
>>> Zhenhua
>>>
>>>
>>>
>