Understanding how .config for uboot is generated in buildroot

[Paul Barker]

On Tue, Oct 17, 2023 at 04:35:20PM +1100, Ignatius Rivaldi wrote:
> Hi all,
> 
> When I edit the config file in BR2_TARGET_UBOOT_CUSTOM_CONFIG_FILE in a
> buildroot recipe, how does the config statements from that file got
> converted into .config file in u-boot?
> 
> The background is that we're using a custom buildroot config file at here:
> https://github.com/kubos/kubos-linux-build/tree/master to build u-boot for
> a space grade computer. When I added a new config statement
> (CONFIG_SD_SWITCH=y) in the BR2_TARGET_UBOOT_CUSTOM_CONFIG_FILE, it doesn't
> write the config statement to the .config file in the uboot build repo.
> 
>  Unfortunately the company that owns that has been acquired several times
> and all the engineers there already left, so I can't just ask them

You're probably better off asking this on the buildroot mailing list.
See https://lists.buildroot.org/mailman/listinfo/buildroot.

Best regards,
Paul
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