[yocto] should i have known about "use-kernel-config"?

[Robert P. J. Day]

On Tue, 23 Apr 2013, Robert P. J. Day wrote:
>
>   condensed version: i want to define a new machine for the MIPS
> SEAD3, which is 32-bit, little endian, and it seemed pretty
> straightforward, using the routerstation pro as a starting point and
> making the appropriate tweaks.
>
>   i chose to base off of linux-yocto-3.8, and chose the
> standard/mti-malta32 branch, then wanted to make sure i had an
> appropriate defconfig. turns out there *is* a
> arch/mips/configs/sead3_defconfig file in that branch, with exactly
> the two settings i cared most about right at the top:
>
> CONFIG_MIPS_SEAD3=y
> CONFIG_CPU_LITTLE_ENDIAN=y
>
> so all i wanted was to say, "use *that* as the defconfig", but i saw
> nothing in the kernel guide that explained how until i tripped over
> this in one of the meta-arago defconfig files:
>
> use-kernel-config=am335x_evm_defconfig
>
>   does that do what i *think* it does? because it's certainly not
> mentioned anywhere in the yocto docs.  and it's kind of handy.

  oh, wait, i see that it's apparently a TI extension defined in
meta-ti's setup-defconfig.inc.  never mind.  carry on.

rday

-- 

========================================================================
Robert P. J. Day                                 Ottawa, Ontario, CANADA
                        http://crashcourse.ca

Twitter:                                       http://twitter.com/rpjday
LinkedIn:                               http://ca.linkedin.com/in/rpjday
========================================================================