[PATCH v1 0/4] k3: migrate SPL_TEXT_BASE to new address
Ahmad Fatoum
a.fatoum at pengutronix.de
Tue Apr 22 08:59:19 CEST 2025
Hi,
On 17.04.25 16:16, Tom Rini wrote:
> On Thu, Apr 17, 2025 at 06:30:13AM -0500, Nishanth Menon wrote:
>>>> I dont see a specific value here. U-boot just works. For folks who want
>>>> direct TFA to kernel jump (which is a niche fast boot usecase), go ahead
>>>> and use TFA with the mentioned build option.
>>>
>>
>> IMHO, there is a simpler alternate solution - build TFA, dtb etc in the
>> model of your desire. let us leave the defaults be.
>>
>> I will let Tom and other U-boot maintainers make their choice, as TFA
>> maintainer, I have already rejected the approach. it is already
>> PRELOADED_BL33_BASE ?= 0x80080000 which allows for override at build
>> time instead of all the massive rework and downstream ecosystem impact.
>
> Thanks Nishanth. As you point out, all of the relevant projects need to
> stay in sync for this to be useful and I agree with your position so
> this is nak'd here too.
The i.MX folks also did some switcheroos with the TF-A load address (BL31
though [1]) and at least in barebox (running as BL2), it ended up wasting
a lot of time of everyone involved that could have been put to more
productive use.
So thanks Nishanth and Tom for saving AM6x users from the same hassle.
[1]: https://github.com/barebox/barebox/commit/199aabdc7
Cheers,
Ahmad
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