LwIP port using directly RTEMS semaphores and message queues

[Gedare Bloom]

On Mon, Oct 12, 2015 at 2:01 AM, ragu nath <ragunath3252 at gmail.com> wrote:
> Hi,
>
> lwIP can be built using RTEMS Source builder now. We have  RTEMS +
> lwIP OS  glue(cc.h & sys_arch.c etc) . But it uses posix lib functions
> instead of RTEMS native library.
> https://github.com/ragunath3252/lwip-nodrv . It's tested and  working
> but not fully optimized.
>
> https://lists.rtems.org/pipermail/devel/2015-August/012178.html is the RSB patch
>
If the patch needs committing, you may like to ping it.

> lwIP is divided into architecture independent and dependent parts.
> Independent part is common to all the BSP's and it can be built for
> any BSP through RSB.  The dependent part contains the driver.
> Currently only beaglebone black has lwIP driver.
>
> http://ragustechblog.blogspot.in/2015/08/rtems-beaglebone-black-with-lwip.html
> has details on how to build and use for beaglebone black.
>
> Thanks,
> Ragunath
>
> On Mon, Oct 12, 2015 at 11:14 AM, Sebastian Huber
> <sebastian.huber at embedded-brains.de> wrote:
>> On 12/10/15 01:15, Pavel Pisa wrote:
>>>
>>> As for LwIP and RTEMS integration in general, does exists some
>>> idea/implementation how to make LwIP sockets the fist class RTEMS
>>> citizens/objects - i.e. to get file descriptor compatible with RTEMS
>>> read, write etc. calls same as for native RTEMS stack?
>>
>>
>> An alternative is to integrate the RTEMS support for lwIP in the lwIP
>> project.
>>
>>>
>>> I would like to see select() supporting socket objects together
>>> with notification from character drivers as well one day
>>> to port applications waiting for more event sources in one thread
>>> possible. But I think that select() is not compatible with
>>> drivers even in RTEMS integrated stack. It it?
>>
>>
>> I have a hack for select() support in drivers and pipe():
>>
>> https://git.rtems.org/sebh/rtems.git/commit/?id=92a35861d4795075dcff3ebab177812c7422753f
>>
>> Its not included in the main sources due to a lack of time, testing and I am
>> not sure if its really useful.
>>
>> --
>> Sebastian Huber, embedded brains GmbH
>>
>> Address : Dornierstr. 4, D-82178 Puchheim, Germany
>> Phone   : +49 89 189 47 41-16
>> Fax     : +49 89 189 47 41-09
>> E-Mail  : sebastian.huber at embedded-brains.de
>> PGP     : Public key available on request.
>>
>> Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.
>>
>
>
>
> --
> ragu