Re: [Qemu-devel] [PATCH v1 00/22] target-arm: Preparations for A64 EL2 and 3

[Sergey Fedorov]

On 15.05.2014 13:28, Aggeler Fabian wrote:
> Hi Greg
>
> Thanks for your comments. I still have to work through them. I am using 
> OpenVirtualization in secure world, which then switches to a Linux kernel in 
> non-secure world to test the patches. What about you?
>
> Best,
> Fabian

Hi, Fabian, are there some secure OS with secure user-space tasks which
can be used for testing whether world switching is performed correctly?

Regards, Sergey.

>
> On 14 May 2014, at 15:55, Greg Bellows 
> <address@hidden<mailto:address@hidden>> wrote:
>
> Hi Fabian,
>
> I too had been updating the core TZ patches provided by Samsung.  From 
> looking at your changes I see a lot of similarities in our code with the 
> exception being the mechanism for banked register support.  The difference 
> being that your approach is a bit more explicit in the declaration of the 
> banked registers.  Whereas my approach was to update the banked registers 
> once all the other registers were registered.  Both approaches I believe work.
>
> I spoke with Peter M. and he and I are okay with your approach.  I will be 
> looking closer at your patches today and making comments.
>
> One thing that held me up from committing sooner was testing my changes.  Do 
> you have a good approach for testing the changes?
>
> Regards,
>
> Greg
>
>
> On 14 May 2014 03:58, Aggeler Fabian <address@hidden<mailto:address@hidden>> 
> wrote:
> I see. What is Greg Bellows working on exactly? Also peripherals like TZASC, 
> TZPC,...? My plan is to focus on them now if no one else is working on them. 
> What do you suggest to minimize overlap?
>
> Thanks,
> Fabian
> ________________________________________
> From: Peter Maydell address@hidden<mailto:address@hidden>]
> Sent: Monday, May 12, 2014 10:39 PM
> To: Aggeler  Fabian
> Cc: Edgar E. Iglesias; Rob Herring; Peter Crosthwaite; QEMU Developers; 
> Alexander Graf; John Williams; Alex Bennée; Greg Bellows
> Subject: Re: [Qemu-devel] [PATCH v1 00/22] target-arm: Preparations for A64 
> EL2 and 3
>
> On 12 May 2014 20:13, Aggeler  Fabian <address@hidden<mailto:address@hidden>> 
> wrote:
>> I’ve been reworking the Samsung patches as part of my Master thesis and I 
>> wanted to
>> send them some time this week. I am currently rebasing them when I noticed 
>> Edgar’s
>> patches. Is there some branch with the patches so I could rebase on them?
> Hmm, that makes about three lots of people trying to do similar things
> at this point. We should try to coordinate so we don't duplicate work.
>
> thanks
> -- PMM
>
>
>