[yocto] BSP kernel configuration redefines config options

[Bruce Ashfield]

On Mon, Apr 30, 2012 at 4:16 PM, Chris Tapp <opensource at keylevel.com> wrote:
> On 30 Apr 2012, at 15:23, Bruce Ashfield wrote:
>
>> On 12-04-30 10:20 AM, Chris Tapp wrote:
>>> I've got a BSP that has the following kernel configuration linux-yocto_3.0.bbappend:
>>>
>>> FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
>>>
>>> COMPATIBLE_MACHINE_mybsp = "mybsp"
>>> KMACHINE_mybsp  = "yocto/standard/common-pc/base"
>>>
>>> SRC_URI += " file://defconfig"
>>>
>>> SRCREV_machine_pn-linux-yocto_mybsp ?= "d7e81e7f975c57c581ce13446adf023f95d9fd9f"
>>> SRCREV_meta_pn-linux-yocto_mybsp ?= "d386e09f316e03061c088d2b13a48605c20fb3a6"
>>>
>>> This builds ok, but I get a note that says "There were 43 kernel config options redefined during processing this BSP". I assume this is because the defconfig file is at odds with the kernel I've selected as the base for the BSP. Is it possible to get this note to 'go away' ?
>>
>> Yes, that's exactly what would be triggering it. It's currently
>> not controlled via a flag, since it is technically a value add :)
>
> Yes, I suspected a 'conflict of interest' here ;-)
>
>> But to make it go away, I'd just suggest overriding do_kernel_configcheck()
>> in your layer.
>
> Is that all that happens in here, or would I be losing something I may want to know about as well?

It tells you about overrides, invalid, duplicate, redefined, hardware
and non-hardware options.
But it's all 'configure validation and reporting'. So if you don't
want that, just clobber the routine.

Cheers,

Bruce

>
>> Cheers,
>>
>> Bruce
>>
>>>
>>> I'm running under 6.0.1 and haven't spotted anything in the user manuals that I think would help.
>>>
>>> Chris Tapp
>>>
>>> opensource at keylevel.com
>>> www.keylevel.com
>>>
>>>
>>>
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>>> yocto mailing list
>>> yocto at yoctoproject.org
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>>
>
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