Re: [meta-fsl-arm-extra][PATCH v2] riotboard: Fix broken image builds against linux-fslc

[Nikolay Dimitrov <picmaster@mail.bg>]

Hi Otavio,

On 04/30/2015 12:48 AM, Otavio Salvador wrote:
> On Wed, Apr 29, 2015 at 6:42 PM, Gary Thomas <gary@mlbassoc.com> wrote:
>> On 2015-04-29 15:38, Nikolay Dimitrov wrote:
>>>
>>> Several Yocto images fail to build because they're using packages that
>>> require
>>> imx6-specific hardware support (ASRC, VPU, GPU3D), which is not available
>>> in
>>> the mainline kernel. This patch fixes the following image builds:
>>> - core-image-minimal
>>> - core-image-base
>>> - fsl-image-multimedia
>>>
>>> Signed-off-by: Nikolay Dimitrov <picmaster@mail.bg>
>>> ---
>>>    conf/machine/imx6dl-riotboard.conf |    3 +++
>>>    1 file changed, 3 insertions(+)
>>>
>>> diff --git a/conf/machine/imx6dl-riotboard.conf
>>> b/conf/machine/imx6dl-riotboard.conf
>>> index b611ffb..05f6a38 100644
>>> --- a/conf/machine/imx6dl-riotboard.conf
>>> +++ b/conf/machine/imx6dl-riotboard.conf
>>> @@ -15,3 +15,6 @@ PREFERRED_PROVIDER_virtual/kernel ?= "linux-fslc"
>>>    KERNEL_DEVICETREE = "imx6dl-riotboard.dtb"
>>>
>>>    SERIAL_CONSOLE = "115200 ttymxc1"
>>> +
>>> +MACHINE_EXTRA_RRECOMMENDS_remove = "fsl-alsa-plugins"
>>> +MACHINE_GSTREAMER_PLUGIN_imx6dl-riotboard = ""
>>>
>>
>> Is there some way to make this weaker?  For example, these
>> changes will be icorrect if [when?] you get the linux-fslc 3.14
>> kernel going.
>
> When he does this the forked 3.14 kernel will likely to become the
> default one and those can be removed.

Not exactly. We're doing work to enable Yocto to work with linux-fslc,
and it would be unfair to throw this work on the junk. I would prefer
to see both mainline and fsl kernels being able to be used in a Yocto
build.

> When I have some free time I will try to come up with a generic way to
> 'inform' the BSP about the kernel features and avoid those hacks.

This would be very welcome for cases like this. Thanks in advance for
helping out.

Regards,
Nikolay