[PATCH] ARM: Align image end to 8 bytes to fit DT alignment

[Quentin Schulz]

Hi Marek,

On 5/12/25 6:10 PM, Marek Vasut wrote:
> Align U-Boot image end to 8 bytes to make sure DT alignment requirement
> is fulfilled. This fixes a possible failure in fdt_find_separate() in
> case the U-Boot image is aligned to 4 Bytes and DT is appended at the
> end at already 8 Byte aligned offset.
> 
> Signed-off-by: Marek Vasut <marek.vasut at mailbox.org>
> ---
> Cc: Ilias Apalodimas <ilias.apalodimas at linaro.org>
> Cc: Sam Edwards <cfsworks at gmail.com>
> Cc: Tom Rini <trini at konsulko.com>
> Cc: u-boot at lists.denx.de
> ---
>   arch/arm/cpu/u-boot.lds | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/cpu/u-boot.lds b/arch/arm/cpu/u-boot.lds
> index 817e7a983ae..b2109e03ce3 100644
> --- a/arch/arm/cpu/u-boot.lds
> +++ b/arch/arm/cpu/u-boot.lds
> @@ -153,14 +153,14 @@ SECTIONS
>   		__efi_runtime_rel_stop = .;
>   	}
>   
> -	. = ALIGN(4);
> +	. = ALIGN(8);
>   	__image_copy_end = .;
>   
>   	/*
>   	 * if CONFIG_USE_ARCH_MEMSET is not selected __bss_end - __bss_start
>   	 * needs to be a multiple of 4 and we overlay .bss with .rel.dyn
>   	 */

While 8 is a multiple of 4, it's now a bit confusing to have this 
comment just above the following line. Maybe you can update it?

Cheers,
Quentin