[yocto] Config fragment not being picked up

[Bruce Ashfield]

On 13-04-15 01:36 PM, Saridakis, Dean (US SSA) wrote:
>>>>>>>>> Think I've followed the example in the manual correctly. My
>>>>>>>>> append file
>>>>>> is
>>>>>>>> pretty simple:
>>>>>>>>>
>>>>>>>>> FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}"
>>>>>>>>
>>>>>>>> It looks like you forgot the colon at the end of the path.
>>>>>>>> Try this:
>>>>>>>>       FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
>>>>>>>>
>>>>>>>> -Kevin
>>>>>>>
>>>>>>> Good eye, but afraid that didn't help (maybe the path was empty
>>>>>> before???). I think the files are getting picked up, since fetch
>>>>>> will fail if change the file name to force a not found error.
>>>>>>>
>>>>>>
>>>>>> What release are you using ? I tested this just last night before
>>>>>> the
>>>>>> 1.4 release final RC .. so it definitely still works!
>>>>>>
>>>>>> How are you determining that it isn't being picked up?
>>>>>
>>>>> I believe the SDK is based on Yocto 1.2 / Poky 7.0 -- bitbake is 1.15.2.
>>>>> kernel.bbclass kernel_do_configure() looks like it only does a make
>>>> oldconfig on defconfig...?
>>>>> Should I expect to see the .cfg files being eppended there?
>>>>>
>>>>> The .config I end up with doesn't have the definitions from my .cfg
>>>> fragment files.
>>>>
>>>> Fragments are processed later in the build procedure. Assuming this
>>>> is a linux-yocto based bbappend, they'll be added in the
>>>> kernel_configme task, and will modify the base BSP configuration.
>>>>
>>>> That doesn't mean that all the settings will make it to the final
>>>> .config, since normal LKC processing and missing dependencies would
>>>> drop invalid/incorrect settings.
>>>
>>> The SDK .bb inherits directly from kernel & doesn't use linux-yocto.bb. So
>> listtask doesn't show configme.
>>> I see an addtask for it in linux-yocto.inc, but am guessing that trying to
>> shoehorn that in on top of the SDK (in my append file) is probably more
>> trouble than it's worth.
>>> Guess I'm better off trying to figure out how to patch the defconfig?
>>
>> The ability to use fragments requires that you at least use the linux-yocto
>> bbclass, it will work with non linux-yocto recipes, but you need to follow the
>> example in meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb
>>
>> The 1.2 vintage fragments aren't as feature rich as 1.3 and 1.4, but they
>> should work to add simple fragment modifications.
>>
>> I hate to see anyone hacking a defconfig unless nothing else works :)
>
> Thanks for all the help. The skeleton example isn't in 1.2. Based on 1.3 I tried adding
>
> 	require recipes-kernel/linux/linux-yocto.inc
>
> to my append, but ran into other errors (looks like it adds 5 tasks including kernel_configme). Did a brute-force override of do_kernel_checkout() to get around my 1st error, but then do_patch() failed, so think I'm going to punt & hack defconfig.
> Thanks again for all the help.

Something to look forward to when you can upgrade :)

Bruce

>
>>
>> Bruce
>>
>>>
>>>
>>>>
>>>> Cheers,
>>>>
>>>> Bruce
>>>>
>>>>>
>>>>>>
>>>>>> Cheers,
>>>>>>
>>>>>> Bruce
>>>
>