[EXT] [REGRESSION]: v2022.07: SHA256 hash is broken on imx8m series with CAAM enabled

Rasmus Villemoes rasmus.villemoes at prevas.dk
Fri Oct 14 19:50:07 CEST 2022


On 14/10/2022 03.00, Peng Fan wrote:
> 
>>> Right now I am not sure what could cause the issue.
>>> As per our previous discussions, JR0 can not be used in uboot, so you
>>> need to
>>> mark it as disabled until kernel device tree is not sync.
>>
>> Actually, I've given this a try by setting `status = "disabled"` in
>> sec_jr0 node,
>> and then the hash calculation was working again!
> 
> Did you enable optee? If disabling sec_jr0 to make it work, i think
> there is issue somewhere.
> 
> With optee enabled, optee will take JR0. If optee not enabled, JR0 could
> be used by U-Boot.

I can't speak for Andrey, but no, I don't enable/use optee on my imx8mp.

Rasmus


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