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List:       buildroot
Subject:    Re: [Buildroot] Problem with starting TI Graphics
From:       Peter_Kümmel <syntheticpp () gmx ! net>
Date:       2014-03-06 12:47:22
Message-ID: 53186E5A.1060209 () gmx ! net
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On 05.03.2014 22:09, Arnout Vandecappelle wrote:
> On 04/03/14 20:09, Thomas Petazzoni wrote:
>> Dear Peter Kuemmel,
>>
>> On Fri, 14 Feb 2014 11:24:06 +0100, Peter Kuemmel wrote:
>>
>>> Thanks, I found the issue: it was the missing user binary thumb support in the kernel.
>>
>> Interesting. Were you building the kernel with Buildroot, or separately?
>>
>> If you built your kernel with Buildroot, then maybe we should add
>> something like:
>>
>> 	$(if $(BR2_ARM_INSTRUCTIONS_THUMB)$(BR2_ARM_INSTRUCTIONS_THUMB2),
>> 		$(call KCONFIG_ENABLE_OPT,CONFIG_ARM_THUMB,$(@D)/.config))
>>
>> This way we would ensure that the kernel gets built with
>> CONFIG_ARM_THUMB=y when the Thumb or Thumb-2 instruction sets have been
>> selected for userspace.
>
>   This is a good idea, but wouldn't help with Peter's problem: the
> pvrsrvctl binary is not built by buildroot, so the problem occurs even if
> buildroot is build with ARM instructions.

Yes, pvrsrvctl is not build by buildroot, but this is not the problem.
pvrsrvctl needs a kernel which supports thumb, so enabling thumb in the
kernel automatically by buildroot would solve the problem. (And would have
saved me many hours).

Peter

>
>   Regards,
>   Arnout
>
>>
>> Thoughts?
>>
>> Thomas
>>
>
>

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