RTEMS lwIP porting

[Gedare Bloom]

On Mon, Aug 10, 2015 at 12:20 PM, Daniel Gutson
<daniel.gutson at tallertechnologies.com> wrote:
> On Mon, Aug 10, 2015 at 10:48 AM, Joel Sherrill
> <joel.sherrill at oarcorp.com> wrote:
>>
>>
>> On 8/9/2015 4:57 AM, ragu nath wrote:
>>>
>>> Hi All,
>>>
>>> I have sent the patches for building lwIP from RSB.  First patch
>>> contains changes for RTEMS Resource Builder. The second patch is RTEMS
>>> specific changes that will be applied to lwIP base.This patch contains
>>> only lwIP sources. I will be sending another patch for the driver to
>>> be used with lwIP. The application can then link to both of the
>>> libararies (lwip & driver).
>>>
>>
>> Has the LWIP patch been submitted upstream to the LWIP maintainers?
>>
>> And where do drivers come from? From what I have seen, LWIP seems
>> to not have a unified base of device drivers. Would this just be to
>> build the basic stack and then it is the users responsibility to
>> find and compile a driver?
>
> Also, what from these comes from our work? Sorry that I'm a little bit
> confused and arrived late to the
> subject. BTW, there is still work to do, since the state we left
> working LWIP is using the posix layer,
> which we observed introduces important overhead, so a further step is
> to reimplement the LWIP's HAL
> using the RTEMS native API instead. Any plan for that?
>
I think that would be outside the scope of the student's GSoC effort.
I don't know of any work ongoing to optimize the LWIP port for RTEMS.
We appear to have a wiki page that may be relevant to update with
pertinent details: https://devel.rtems.org/wiki/Packages/LWIP

> Thanks!
>
>     Daniel.
>
>>
>> What is your RTEMS configuration so I can try it?
>>
>> I will try to build it today.
>>
>> --
>> Joel Sherrill, Ph.D.             Director of Research & Development
>> joel.sherrill at OARcorp.com        On-Line Applications Research
>> Ask me about RTEMS: a free RTOS  Huntsville AL 35805
>> Support Available                (256) 722-9985
>>
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>
>
>
> --
>
> Daniel F. Gutson
> Chief Engineering Officer, SPD
>
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