Re: [Xen-devel] [PATCH] arm64:renesas: Introduce early console for Salvator-X board

[Dirk Behme <dirk.behme@xxxxxxxxxxxx>]

Hi Iurii,

On 08.11.2016 16:41, Iurii Mykhalskyi wrote:
> Hello Dirk,
>
> I have made only single change - I recompile ATF to leave CPU in EL2
> mode and reflash it.

Yes, this is what I meant with 'modifying firmware' ;)

You are loading Xen with U-Boot running in EL2, then?

With this modification, do all other use cases still work? E.g. load and 
boot U-Boot and native Linux kernel without Xen?

> Looks like this way are the mostly "correct" approach for this board.
>
> All changes are made in publicly available sources, based on official
> Renesas H3 yocto layer - https://github.com/renesas-rcar/meta-renesas
>
> If you don't mind - I can create & handle documentation page about board
> setup and take ownership about further board support.

I'm fine with that. Thanks!


Best regards

Dirk



> On Tue, Nov 8, 2016 at 5:22 PM, Dirk Behme <dirk.behme@xxxxxxxxx
> <mailto:dirk.behme@xxxxxxxxx>> wrote:
>
>     On 08.11.2016 15:30, Julien Grall wrote:
>
>         Hello Iurii,
>
>         Dirk (in CC) sent a similar patch few months ago to add support for
>         this board (see [1]).
>
>         I didn't ack the patch back then because I wanted to see
>         documentation
>         on the wiki to bring up Xen on this board (see [2] for the
>         requirements). I didn't see any follow-up since then for this board.
>
>         Can one of you write a documentation for this board
>
>
>
>     Yes, that would be nice.
>
>     As mentioned, I couldn't find an 'easy' way to load Xen without
>     modifying the firmware (U-Boot or ATF) or using a JTAG debugger.
>     Therefore I hesitated to write that documentation.
>
>     Maybe Iurii found an easier, more user compatible way?
>
>     Best regards
>
>     Dirk
>
>
>
>     and take
>
>         "ownership" on this board?
>
>         Regards,
>
>         [1]
>         
> https://lists.xenproject.org/archives/html/xen-devel/2016-07/msg00315.html
>         
> <https://lists.xenproject.org/archives/html/xen-devel/2016-07/msg00315.html>
>
>         [2]
>         
> https://lists.xenproject.org/archives/html/xen-devel/2016-07/msg00130.html
>         
> <https://lists.xenproject.org/archives/html/xen-devel/2016-07/msg00130.html>
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