[PATCH] bloblist: Fix bloblist convention checking.

Raymond Mao raymond.mao at linaro.org
Tue Jul 9 21:26:59 CEST 2024


Hi Levi,

On Tue, 9 Jul 2024 at 13:16, Yeo Reum Yun <YeoReum.Yun at arm.com> wrote:

> Hi Raymond!
>
>
> > The handoff of armv7 will break if you swap arg[0] and arg[2] here.
> > The args are already aligned in the correct order via the assembly code.
> > Please see the 'save_boot_params' function in start.S of armv7.
>
> Thanks to let me know. I couldn't see that code.
> But I think before checking transfer_list, It would be good to check
> convention first.
>
> So, I'll change order only.
>
> I think you don't even need to change the order.
The FW handoff must fulfill two conditions at the same time (A valid TL
plus and proper register
conventions).
Both conditions are essential with the same priority and which one should
be proceeded first
is fully arbitrary.

Regards,
Raymond


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