Re: [PATCH] common: limit CONFIG_TEXT_BASE to 32-bit

[Sascha Hauer <sha@pengutronix.de>]

On Mon, Jun 05, 2023 at 08:28:03AM +0200, Ahmad Fatoum wrote:
> The linker scripts fail in an odd way if CONFIG_TEXT_BASE doesn't
> fit in 32-bit, e.g. reporting that the PBL is greater than
> 0xffffffff, because CONFIG_TEXT_BASE is bigger than that.
> 
> As new platform should just select CONFIG_PBL_RELOCATABLE and
> CONFIG_RELOCATABLE anyway, let's enforce the 32-bit maximum in
> Kconfig to make errors easier to grok.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
>  common/Kconfig | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

Applied, thanks

Sascha

> 
> diff --git a/common/Kconfig b/common/Kconfig
> index 5346ba5a623c..11aabbb509df 100644
> --- a/common/Kconfig
> +++ b/common/Kconfig
> @@ -198,9 +198,13 @@ config TEXT_BASE
>  	depends on HAVE_CONFIGURABLE_TEXT_BASE
>  	prompt "TEXT_BASE"
>  	hex
> +	range 0 0xffffffff
>  	default ARCH_TEXT_BASE
>  	help
> -	  The Address barebox gets linked at.
> +	  The 32-bit address barebox gets linked at. This is forced
> +	  to zero for relocatable barebox and fixed up at runtime,
> +	  so barebox is executable on arbitrary addresses (given
> +	  sufficient alignment).
>  
>  config BAREBOX_MAX_IMAGE_SIZE
>  	prompt "Maximum size of barebox"
> -- 
> 2.39.2
> 
> 
> 

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