Fiasco.OC with ARM TrustZone

Adam Lackorzynski adam at
Sat May 11 23:51:36 CEST 2013


On Tue May 07, 2013 at 17:51:42 +0800, Chao-Jui Chang wrote:
> Is trustzone working on exynos 4412 platform?

It is generally supposed to work but this also depends on the particular
board/system due to board configs etc.

> I have selected the follow item in Fiasco config menu:
>  * Platform Timer (Multi-core timer)
>  * Use ExtGic
>  * Execution Model (TrustZone normal side)
> But it stop at early stage.
> Same result for Execution Model (Standard mode).
> but no message for Execution Model (TrustZone secure side).

One reason could be the configured amount of memory, is it 1023 or 1024MB?

> If the trustzone is disabled in u-boot, the 'Standard mode' works fine.

That could also indicate that.

Adam                 adam at

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