[yocto] [meta-raspberrypi] How to set the kernel config variables in the recipe?

[Khem Raj]

On Wed, Dec 14, 2016 at 3:14 AM, Piotr Lewicki <piotr.lewicki at elfin.de> wrote:
> Hi,
>
> I need to set some kernel parameters and I thought that it would work with
> "do_configure_prepend()" task in my "linux-raspberrypi_%.bbappend" file.
>
> I have do configure like so:
>
> do_configure_prepend() {
>
>     kernel_configure_variable USB_PRINTER n
>
> # and some other variables
>
> }
>
>
> Now I have noticed that what I get in the real do_configure task is:
>
> do_configure() {
>     kernel_configure_variable USB_PRINTER n
>
> # and some other variables
>     # Clean .config
>     echo "" >
> /home/piotr.lewicki/2016-12-09/build/tmp/work/raspberrypi3-poky-linux-gnueabi/linux-raspberrypi/1_4.4.28+gitAUTOINC+5afda48c34-r0/linux-raspberrypi3-standard-build/.config
>     CONF_SED_SCRIPT=""
>
> ...
>
> }
>
>
> Does this mean that my configuration does not get into the recipe?

this should regerate .config which should account for your change too.

>
> Is there a better (working) way to do it?
>
>
> Best regards,
>
> Piotr Lewicki
>
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