From: Julien Grall <julien.grall@arm.com>
To: Dirk Behme <dirk.behme@de.bosch.com>, xen-devel@lists.xenproject.org
Cc: Andre Przywara <andre.przywara@arm.com>,
Stefano Stabellini <sstabellini@kernel.org>
Subject: Re: [PATCH v2] xen: arm64: Add support for Renesas RCar Gen3 H3 Salvator-X platform
Date: Tue, 5 Jul 2016 14:34:41 +0100 [thread overview]
Message-ID: <577BB771.6000301@arm.com> (raw)
In-Reply-To: <d3b33765-2759-c24e-66dc-253d57205035@de.bosch.com>
(CC Andre)
On 05/07/16 14:04, Dirk Behme wrote:
> On 05.07.2016 14:45, Julien Grall wrote:
>>
>>
>> On 05/07/16 13:09, Dirk Behme wrote:
>>> Hi Julien,
>>>
>>> On 05.07.2016 13:39, Julien Grall wrote:
>>>> Hi Dirk,
>>>>
>>>> On 05/07/16 07:37, Dirk Behme wrote:
>>>>> Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
>>>>
>>>> This patch looks good to me, however I would like to see the
>>>> documentation on the wiki page (see [1]) before giving any formal ack.
>>>
>>>
>>> Ok, many thanks for your review!
>>>
>>> Yes, I understood that something more is needed.
>>>
>>>
>>> I just wonder if we keep the patch on the mailing list for a moment.
>>> With this it's publically available and we can see how's the public
>>> interest for this board.
>>>
>>> Additionally, getting Xen running on this board and describe all this in
>>> the wiki isn't that easy. You either need to modify the flashed
>>> firmware. Or, like me, load everything via a JTAG debugger ...
>>
>> Can you details why you think it is not easy? Why do you have to modify
>> the firmware? Is it because it does not boot the hypervisor in EL2?
>
>
> The board boots via ATF, which starts U-Boot in EL1, then. You have to
> find a way to load Xen into memory (e.g. U-Boot TFTP) and then switch to
> EL2 to start Xen.
But ATF is running in EL3, right? If so, can ATF just starts U-boot in EL2?
I have a board at home (pine64) which also uses ATF and U-Boot and is
able to boot Xen without any SMC call because the U-Boot is entered in EL2.
Regards,
--
Julien Grall
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next prev parent reply other threads:[~2016-07-05 13:34 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-05 6:37 [PATCH v2] xen: arm64: Add support for Renesas RCar Gen3 H3 Salvator-X platform Dirk Behme
2016-07-05 11:39 ` Julien Grall
2016-07-05 12:09 ` Dirk Behme
2016-07-05 12:45 ` Julien Grall
2016-07-05 13:04 ` Dirk Behme
2016-07-05 13:34 ` Julien Grall [this message]
2016-07-05 13:45 ` Andre Przywara
2016-07-05 14:22 ` Dirk Behme
2016-07-05 14:29 ` Andre Przywara
2016-07-06 6:33 ` Dirk Behme
2016-07-06 13:17 ` Julien Grall
2016-07-06 14:03 ` Dirk Behme
2016-07-06 14:21 ` Julien Grall
2016-07-07 10:39 ` Dirk Behme
2016-07-07 10:46 ` Julien Grall
2016-07-08 11:38 ` Dirk Behme
2016-07-11 9:25 ` Andre Przywara
2016-07-11 10:15 ` Dirk Behme
2016-07-05 13:04 ` Stefano Stabellini
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