Re: [ptxdist] [PATCH 1/2] kernel: pass loadaddr for building uImage

[Michael Olbrich <m.olbrich@pengutronix.de>]

On Mon, Nov 28, 2016 at 11:21:31AM +0100, Alexander Dahl wrote:
> On newer kernels (4.x ?) kernel build fails when building an uImage
> unless you provide LOADADDR as kernel make var, which is put in the
> resulting uImage header. You could append it to
> PTXCONF_KERNEL_EXTRA_MAKEVARS but this would be just a workaround. This
> patch extends the menu if uImage is selected so you can directly input
> the desired address.

I don't have a lot of experience with uImages. Marc, what do you think?

> Signed-off-by: Alexander Dahl <post@lespocky.de>
> ---
>  platforms/kernel.in | 7 +++++++
>  rules/kernel.make   | 5 +++++
>  2 files changed, 12 insertions(+)
> 
> diff --git a/platforms/kernel.in b/platforms/kernel.in
> index fd1c492..2a00122 100644
> --- a/platforms/kernel.in
> +++ b/platforms/kernel.in
> @@ -213,6 +213,13 @@ config KERNEL_IMAGE
>  config KERNEL_DTC
>  	bool
>  
> +config KERNEL_LOADADDR
> +	hex
> +	prompt "uImage load address"
> +	depends on KERNEL_IMAGE_U
> +	help
> +	  Newer kernels want this passed if you build an uImage.
> +

This should be right after the image selection.

Michael

>  config KERNEL_XZ
>  	prompt "build xz-utils hosttool"
>  	bool
> diff --git a/rules/kernel.make b/rules/kernel.make
> index d02a69c..3270231 100644
> --- a/rules/kernel.make
> +++ b/rules/kernel.make
> @@ -71,6 +71,11 @@ KERNEL_MAKEVARS += \
>  	DEPMOD=$(PTXCONF_SYSROOT_HOST)/sbin/depmod
>  endif
>  
> +ifdef PTXCONF_KERNEL_IMAGE_U
> +KERNEL_MAKEVARS += \
> +	LOADADDR=$(PTXCONF_KERNEL_LOADADDR)
> +endif
> +
>  #
>  # Make the build more predictable if $(KERNEL_DIR) is not a symlink
>  #
> -- 
> 2.1.4
> 
> 
> _______________________________________________
> ptxdist mailing list
> ptxdist@pengutronix.de

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