[U-Boot] [PATCH v8 7/8] armv8: fsl-layerscape: Add support for efi_loader RTS reset

york sun york.sun at nxp.com
Thu Nov 17 18:02:53 CET 2016


On 11/17/2016 09:01 AM, Alexander Graf wrote:
>
>
> On 17/11/2016 17:48, york sun wrote:
>> On 11/17/2016 08:43 AM, Alexander Graf wrote:
>>>>>
>>>>
>>>> I still have this compiling error
>>>
>>> Can you please try my efi-next branch? It should hopefully be properly
>>> fixed in there.
>>>
>>
>> I will try to find some time to. My server is busy these days. Don't you
>> have the setup to run buildman?
>
> I'm moving to a travis based workflow. Unfortunately travis is quite
> slow ;).
>
> But yes, I've seen that problem and fixed it in efi-next.
>
>> For this patch, it adds efi_reset_system(). You already have it in
>> arch/arm/cpu/armv8/fwcall.c.
>
> The problem is that those systems are not using PSCI. If they were, we
> could just use the generic PSCI based reset implementation. So instead
> we need to stub it out for FSL systems right now.
>
> I'm still hoping we'll get to a point one day where all FSL systems
> simply have a working PSCI implementation and we can drop the special
> quirks :).
>

We are marching toward that direction. You can see some PSCI related 
patches and some PPA (our implementation of trusted-firmware) related 
patches.

York



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