Difficulties building RTEMS

Fri Sep 18 14:29:00 UTC 2015

I think this is code added after you did the port was done. Hesham.. Look at the generic cache code and see what other ports have done.

On September 18, 2015 8:40:38 AM CDT, "TUAZ TORCHON, Dimitri" <dimitri.tuaztorchon at airbus.com> wrote:
>Yes, I re-downloaded your repo a few hours ago, and run bootstrap –p
>and bootstrap, but I’m having the same error again and again…
>
> 
>
>From: Hesham ALMatary [mailto:heshamelmatary at gmail.com] 
>Sent: Friday, September 18, 2015 2:34 PM
>To: TUAZ TORCHON, Dimitri
>Cc: users at rtems.org
>Subject: RE: Difficulties building RTEMS
>
> 
>
>Hi,
>
>I don't know why you are getting this error. Are you sure you're using
>my repo? And have you run bootstrap -p and bootstrap? 
>
>On Sep 18, 2015 10:34 AM, "TUAZ TORCHON, Dimitri"
><dimitri.tuaztorchon at airbus.com> wrote:
>
>Hi,
>
>Indeed, using RSB is more simple ! I configured it with option
>"--without-rtems" because I want to compile the version with the
>microblaze bsp.
>But when compiling rtems-microblaze (with configuration line 
>--target=microblaze-rtems4.11  --disable-networking --disable-posix
>--disable-cxx --enable-rtemsbsp=microblaze_fpga --prefix=$HOME/rtems),
>I got an error :
>
>../../../../../microblaze_fpga/lib/librtemscpu.a(libcsupport_a-cachealignedalloc.o):
>In function `rtems_cache_aligned_malloc':
>/projets/1007/stage/rtos/b-rtems/microblaze-rtems4.11/c/microblaze_fpga/cpukit/libcsupport/../../../../../../rtems-microblaze/c/src/../../cpukit/libcsupport/src/cachealignedalloc.c:18:
>undefined reference to `rtems_cache_get_data_line_size'
>collect2: error: ld returned 1 exit status
>
>I checked cachealignedalloc.c, and this .c file include <rtems.h>,
>which include <rtems.h/cache.h> in which there is a declaration of
>rtems_cache_get_data_line_size. So I think the error occurs during the
>linking (and one line above, we see that ld returned exit status.)
>
>In order to see if the linker works, I tried  to create an executable
>with a simple .c file, and I got this warning :
>"$HOME/development/rtems/4.11/lib/gcc/microblaze-rtems4.11/4.9.3/../../../../microblaze-rtems4.11/bin/ld:
>warning: cannot find entry symbol _start; defaulting to
>0000000000000050"
>
>Does this mean that the linker can't find the linker script ? Yet, the
>source builder did not pick up any error...
>
>Thanks for your help
>
>-----Original Message-----
>From: Hesham ALMatary [mailto:heshamelmatary at gmail.com]
>Sent: Wednesday, September 16, 2015 11:03 AM
>To: TUAZ TORCHON, Dimitri
>Cc: users at rtems.org
>Subject: Re: Difficulties building RTEMS
>
>On Wed, Sep 16, 2015 at 9:54 AM, TUAZ TORCHON, Dimitri
><dimitri.tuaztorchon at airbus.com> wrote:
>> I followed the guide "Getting started with RTEMS". But I've found a
>solution : I introduced the "creat()" in libgloss. And then I figured
>out than other functions were missing to (opendir, closed, readdir,...)
>>
>You should use RTEMS Source Builder (RSB) [1] to install the
>MicroBlaze toolchain for RTEMS (if you haven't already). RTEMS is not
>using any libgloss stuff.
>
>[1] https://docs.rtems.org/rsb/
>> -----Original Message-----
>> From: Hesham ALMatary [mailto:heshamelmatary at gmail.com]
>> Sent: Wednesday, September 16, 2015 10:43 AM
>> To: TUAZ TORCHON, Dimitri
>> Cc: users at rtems.org
>> Subject: Re: Difficulties building RTEMS
>>
>> On Tue, Sep 15, 2015 at 9:09 AM, TUAZ TORCHON, Dimitri
>> <dimitri.tuaztorchon at airbus.com> wrote:
>>> Hi,
>>>
>>> It's the configuration options I use, but when I make "make all", I
>still have the error :
>>>
>>> "checking for creat... no
>>> configure: error: Missing function creat in libc
>>> configure: error: /bin/sh
>'../../../../../rtems-microblaze/c/src/../../cpukit/configure' failed
>for ../../cpukit
>>> gmake[2]: *** [microblaze_fpga] Error 1"
>>>
>> How did you install the toolchain?
>>
>>> And indeed, when I check into libc, there is no function creat. I
>figured out that it is an obsolete function now.
>>>
>>> -----Original Message-----
>>> From: Hesham ALMatary [mailto:heshamelmatary at gmail.com]
>>> Sent: Friday, September 11, 2015 5:01 PM
>>> To: Joel Sherrill
>>> Cc: TUAZ TORCHON, Dimitri; users at rtems.org
>>> Subject: Re: Difficulties building RTEMS
>>>
>>> On Fri, Sep 11, 2015 at 3:52 PM, Joel Sherrill
>>> <joel.sherrill at oarcorp.com> wrote:
>>>>
>>>>
>>>> On 9/11/2015 9:38 AM, Hesham ALMatary wrote:
>>>>>
>>>>> On Fri, Sep 11, 2015 at 2:51 PM, TUAZ TORCHON, Dimitri
>>>>> <dimitri.tuaztorchon at airbus.com> wrote:
>>>>>>
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>>
>>>>>>
>>>>>> I’m using your repository, and I get the error I described.
>>>>>> So it is not possible to run complex RTEMS applications on a
>Microblaze ?
>>>>>> I have to use a Spartan6 card.
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>> What configuration options do you use? This is a simple
>configuration
>>>>> line the should work: "--target=rtems-microblaze
>>>>> --enable-rtemsbsp=microblaze_fdga  --disable-networking
>>>>> --disable-posix"
>>>>
>>>>
>>>> I suspect that the argument for the target should be:
>>>>
>>> Yeah sorry my bad.
>>>
>>>> --target=microblaze-rtems4.11
>>>>
>>>>> I am afraid only hello world sample would work. UART is the only
>BSP
>>>>> driver out there for this BSP currently. I got Hello World running
>on
>>>>> Atlys (Spartan 6) board.
>>>>
>>>>
>>>> We need to discuss if this is far enough along to merge again now
>that
>>>> we are past a branch. I recall some odd code issues with the vendor
>HAL
>>>> and not running on a simulator at all. But that is a dusty memory.
>>>>
>>> I didn't run it on the simulator at all, instead I worked directory
>>> with the FPGA. I can see that there's some interest on this port,
>>> which is a good motivation to work on upstreaming it. I'll try to
>>> clean-up the code and send initial patches, but there're no timing
>>> guarantees since I'm pretty busy with school and moving out stuff.
>>>
>>>>
>>>>>>
>>>>>> Thanks for your answer,
>>>>>>
>>>>>> Dimitri
>>>>>>
>>>>>>
>>>>>>
>>>>>> From: Hesham ALMatary [mailto:heshamelmatary at gmail.com]
>>>>>> Sent: Friday, September 11, 2015 3:41 PM
>>>>>> To: TUAZ TORCHON, Dimitri
>>>>>> Cc: users at rtems.org
>>>>>> Subject: Re: Difficulties building RTEMS
>>>>>>
>>>>>>
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>>
>>>>>>
>>>>>> What repos are you using to build RTEMS for microblaze? FYI,
>there's no
>>>>>> microblaze port in RTEMS/upstream. I've worked on an initial port
>for it,
>>>>>> you can find it here [1]. It just runs Hello World sample.
>>>>>>
>>>>>>
>>>>>>
>>>>>> [1] https://github.com/heshamelmatary/rtems-microblaze
>>>>>>
>>>>>>
>>>>>>
>>>>>> Thanks,
>>>>>>
>>>>>> Hesham
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Fri, Sep 11, 2015 at 11:04 AM, TUAZ TORCHON, Dimitri
>>>>>> <dimitri.tuaztorchon at airbus.com> wrote:
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>>
>>>>>>
>>>>>> I’m trying to build RTEMS for a Microblaze target, but I have
>troubles.
>>>>>> Indeed, the compiler tries to seek “creat()” function in libc,
>but this
>>>>>> function is not in libc.
>>>>>> So it generate an error, and I don’t know how I can fix it….
>>>>>>
>>>>>> Thanks a lot,
>>>>>>
>>>>>> Dimtiri Tuaz
>>>>>>
>>>>>>
>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>>
>>>>>> Hesham
>>>>>>
>>>>>> ***************************************************************
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>contenir des
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>>>>>> restreinte. Si vous avez recu ce courriel par erreur, vous ne
>devez ni le
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>>>>>> avertir immediatement l'expediteur et d'effacer ce courriel de
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>>>>>> toute responsabilite en cas de corruption par virus, d'alteration
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>>>>>> This email (including any attachments) may contain confidential
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>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>> --
>>>> 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
>>>
>>>
>>>
>>> --
>>> Hesham
>>>
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>>>
>>>
>>>
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>>
>>
>>
>> --
>> Hesham
>>
>> This mail has originated outside your organization, either from an
>external partner or the Global Internet.
>> Keep this in mind if you answer this message.
>>
>>
>>
>>
>> ***************************************************************
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>> This email (including any attachments) may contain confidential
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>> ---------------------------------------------------------------------
>> Airbus Defence and Space SAS (393 341 516 RCS Versailles) - Capital:
>16.587.728 EUR - Siege social: 51-61 Route de Verneuil, 78130 Les
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>
>
>
>--
>Hesham
>
>This mail has originated outside your organization, either from an
>external partner or the Global Internet.
>Keep this in mind if you answer this message.
>
>
>
>
>***************************************************************
>Ce courriel (incluant ses eventuelles pieces jointes) peut contenir des
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>---------------------------------------------------------------------
>Airbus Defence and Space SAS (393 341 516 RCS Versailles) - Capital:
>16.587.728 EUR - Siege social: 51-61 Route de Verneuil, 78130 Les
>Mureaux, France
>
>*************************************************************** Ce
>courriel (incluant ses eventuelles pieces jointes) peut contenir des
>informations confidentielles et/ou protegees ou dont la diffusion est
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>---------------------------------------------------------------------
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>Mureaux, France

--joel