On 2012-03-14 6:14 PM, Christian Gagneraud wrote:
> Hi all,
>
> I'm having trouble with my condif-default's.
> I have 2 config-default:
> target/linux/at91/config-default
> target/linux/at91/tmbbv3/config-default
>
> when I do "make target/linux/{clean,prepare} V=99 QUILT=1", my kernel is
> configured correctly, by that I mean that my subtarget config-default is
> used. (Still I'm asked for some kernel config related to USB gadget that
> are defined in my subtarget config-default...)
>
> This is confirmed by seeing this command line:
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/scripts/kconfig.pl
> + +
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/target/linux/generic/config-2.6.38
>
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/target/linux/at91/config-default
>
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/target/linux/at91/tmbbv3/config-default
>
> >
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/build_dir/linux-at91_tmbbv3/linux-2.6.38.8/.config.target
>
> Which means that to build the .config.target, it merges:
> target/linux/generic/config-2.6.38
> target/linux/at91/config-default
> target/linux/at91/tmbbv3/config-default
>
> Now the strangest thing is that, if now I call "make kernel_menuconfig
> V=99", I'm asked about more things because the kernel is configured for
> the wrong target (AT91RM9200 instead of AT91SAM9G20).
> I've track down this one to the fact that my subtraget config default is
> not used as shown by this command line:
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/scripts/kconfig.pl
> +
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/target/linux/generic/config-2.6.38
>
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/target/linux/at91/config-default
>
> >
> /home/cgagneraud/work/projects/tmbbv3/openwrt/trunk/build_dir/linux-at91_tmbbv3/linux-2.6.38.8/.config
>
> Which means that to build the .config.target, it merges only:
> target/linux/generic/config-2.6.38
> target/linux/at91/config-default
>
> Could anyone shed some light on what is going on with my configuration?
> Is use to work correctly (I think), but then i started to add packages
> (and kernel modules via profiles), and now it seems to be broken.
>
>
> Has anyone had this kind of problems before? Any clue on how to debug
> the problem, is there anyway to get more debugging messages out of the
> buildroot stuff?
Try make kernel_menuconfig CONFIG_TARGET=subtarget.
CONFIG_TARGET allows you to select which config you want to edit.
possible options: target, subtarget, env.
- Felix
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