From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: dts: marvell: add Device Tree files for Armada-8KP
Date: Wed, 09 Aug 2017 11:20:42 +0100 [thread overview]
Message-ID: <86inhxxcsl.fsf@arm.com> (raw)
In-Reply-To: <022fd386-a9a9-6f9d-27a9-3a63b5a81bbf@marvell.com> (Hanna Hawa's message of "Wed, 9 Aug 2017 09:29:25 +0300")
On Wed, Aug 09 2017 at 9:29:25 am BST, Hanna Hawa <hannah@marvell.com> wrote:
> On 08/08/2017 04:06 PM, Marc Zyngier wrote:
>> On 08/08/17 13:31, hannah at marvell.com wrote:
[...]
>>> + ranges;
>>> +
>>> + reg = <0x3000000 0x10000>, /* GICD */
>>> + <0x3060000 0x100000>; /* GICR */
>>
>> Where is the GICv2 compatibility region (GICV)that is provided by each
>> A72 cores? It should be at PERIPHBASE+0x20000 (see
>> http://infocenter.arm.com/help/topic/com.arm.doc.100095_0003_06_en/way1382452674438.html).
> Currently virtualization out of our focus, I add GICV region & it not
> tested.
To be completely blunt, this is a bit out of your hands. The HW exists
(it is part of the Cortex-A72 core), and it should be described. If it
doesn't work for one reason or another, then this is a defect and we
should treat it as such.
Also, you do describe the maintenance interrupt, whose sole purpose is
to support virtualization.
Thanks,
M.
--
Jazz is not dead. It just smells funny.
prev parent reply other threads:[~2017-08-09 10:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-08 12:31 [PATCH] arm64: dts: marvell: add Device Tree files for Armada-8KP hannah at marvell.com
2017-08-08 13:06 ` Marc Zyngier
2017-08-09 6:29 ` Hanna Hawa
2017-08-09 10:20 ` Marc Zyngier [this message]
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