On Thu, Aug 03, 2023 at 04:12:18PM +0800, Kevin Chen wrote:
> When PIE is enabled in start.S, u-boot/-spl use __rel_dyn_start
> and _rel_dyn_end symbol to be loaded to and executed at a
> different address than it was linked at.
>
> u-boot-spl.lds is used in SPL build, but relocation information
> section(.rela*) were discarded.
> In line number 80 in arch/arm/cpu/armv8/u-boot-spl.lds
> /DISCARD/ : { *(.rela*) }
>
> If PIE enabled in SPL, __rel_dyn_start which is defined as
> .rel_dyn_start in sections.c will be apended to the end of
> .bss section.
>
> In our ASPEED case, size of .bss section would let .rel_dyn_start
> without 8-byte alignment, leading to alignment fault when
> executing ldp instuction in pie_fix_loop.
>
> Signed-off-by: Kevin Chen <[email protected]>Applied to u-boot/next, thanks! -- Tom
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