From: Julien Grall <julien.grall@linaro.org>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: Vijay Kilari <vijay.kilari@gmail.com>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Prasun Kapoor <Prasun.Kapoor@caviumnetworks.com>,
Vijaya Kumar K <vijaya.kumar@caviumnetworks.com>,
xen-devel@lists.xen.org,
Stefano Stabellini <stefano.stabellini@citrix.com>
Subject: Re: [RFC PATCH v1 10/10] xen/arm: GICv3 device tree parsing
Date: Mon, 24 Mar 2014 12:08:03 +0000 [thread overview]
Message-ID: <53302023.3040502@linaro.org> (raw)
In-Reply-To: <53301F0E.9030107@linaro.org>
On 03/24/2014 12:03 PM, Julien Grall wrote:
> On 03/24/2014 11:43 AM, Ian Campbell wrote:
>> There is also the question of what guests use, which I suppose it mostly
>> the same as dom0, but without the expectation that the guest kernel has
>> to boot natively on a specific platform.
>>
>> I'm not sure what to suggest here, but I think for dom0 we can rely on
>> "dom0 kernel should be usable as a native kernel on this platform" and
>> we can punt for now on what to do about guests.
>
> As GICv3 is 64-bits only, that would mean you can't boot 32bit dom0 on
> this platform, right?
Hmmm ... this question was stupid. GICv8 is ARMv8 specific not 64bits.
Sorry for the noise.
I think for the guest we have to support VGICv2 on GICv3 (if the
hardware support it). The user might want to try his shiny OS which only
support GICv2 on any hardware. It's easier than writing a support for GICv3.
--
Julien Grall
next prev parent reply other threads:[~2014-03-24 12:08 UTC|newest]
Thread overview: 95+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-19 14:17 [RFC PATCH v1 00/10] xen/arm: Add GICv3 support vijay.kilari
2014-03-19 14:17 ` [RFC PATCH v1 01/10] xen/arm: make secondary gic init as notifier call vijay.kilari
2014-03-20 12:48 ` Julien Grall
2014-03-22 8:16 ` Vijay Kilari
2014-03-23 14:38 ` Julien Grall
2014-03-26 11:27 ` Vijay Kilari
2014-03-26 14:41 ` Julien Grall
2014-03-26 17:22 ` George Dunlap
2014-03-21 17:15 ` Ian Campbell
2014-03-22 8:32 ` Vijay Kilari
2014-03-22 13:54 ` Julien Grall
2014-03-24 10:53 ` Ian Campbell
2014-03-19 14:17 ` [RFC PATCH v1 02/10] xen/arm: register mmio handler at runtime vijay.kilari
2014-03-20 13:18 ` Julien Grall
2014-03-21 13:19 ` Andrii Tseglytskyi
2014-03-21 17:17 ` Ian Campbell
2014-03-21 17:23 ` Julien Grall
2014-03-26 12:29 ` Vijay Kilari
2014-03-26 14:47 ` Julien Grall
2014-03-27 5:40 ` Vijay Kilari
2014-03-27 15:02 ` Julien Grall
2014-04-01 9:34 ` Vijay Kilari
2014-04-01 11:00 ` Julien Grall
2014-04-01 12:32 ` Vijay Kilari
2014-04-01 12:44 ` Ian Campbell
2014-04-01 12:51 ` Julien Grall
2014-04-01 13:05 ` Vijay Kilari
2014-04-01 13:56 ` Julien Grall
2014-03-19 14:17 ` [RFC PATCH v1 03/10] xen/arm: move vgic data to vgic driver vijay.kilari
2014-03-20 13:51 ` Julien Grall
2014-03-21 17:23 ` Ian Campbell
2014-03-22 9:20 ` Vijay Kilari
2014-03-24 10:57 ` Ian Campbell
2014-03-26 11:44 ` Vijay Kilari
2014-03-26 12:00 ` Ian Campbell
2014-03-26 12:42 ` Vijay Kilari
2014-03-22 9:17 ` Vijay Kilari
2014-03-20 17:14 ` Stefano Stabellini
2014-03-20 17:56 ` Julien Grall
2014-03-20 18:11 ` Stefano Stabellini
2014-03-21 9:22 ` Ian Campbell
2014-03-19 14:17 ` [RFC PATCH v1 04/10] arm/xen: move gic save and restore registers to gic driver vijay.kilari
2014-03-20 15:22 ` Julien Grall
2014-03-21 17:26 ` Ian Campbell
2014-03-22 9:22 ` Vijay Kilari
2014-03-20 17:23 ` Stefano Stabellini
2014-03-21 17:28 ` Ian Campbell
2014-03-22 9:27 ` Vijay Kilari
2014-03-19 14:17 ` [RFC PATCH v1 05/10] xen/arm: move gic definitions to seperate file vijay.kilari
2014-03-20 15:13 ` Julien Grall
2014-03-19 14:17 ` [RFC PATCH v1 06/10] xen/arm: split gic driver into generic and gicv2 driver vijay.kilari
2014-03-20 11:55 ` Stefano Stabellini
2014-03-22 9:32 ` Vijay Kilari
2014-03-23 14:43 ` Julien Grall
2014-03-24 11:01 ` Ian Campbell
2014-03-20 16:02 ` Julien Grall
2014-03-21 17:32 ` Ian Campbell
2014-03-21 17:37 ` Julien Grall
2014-03-22 9:40 ` Vijay Kilari
2014-03-23 15:05 ` Julien Grall
2014-03-20 16:39 ` Stefano Stabellini
2014-03-21 17:38 ` Ian Campbell
2014-03-22 9:59 ` Vijay Kilari
2014-03-24 11:06 ` Ian Campbell
2014-03-19 14:17 ` [RFC PATCH v1 07/10] xen/arm: split vgic into generic and GIC v2 specific drivers vijay.kilari
2014-03-19 14:17 ` [RFC PATCH v1 08/10] xen/arm: Add support for GIC v3 vijay.kilari
2014-03-20 12:37 ` Stefano Stabellini
2014-03-22 10:07 ` Vijay Kilari
2014-03-24 11:28 ` Ian Campbell
2014-03-24 17:01 ` Stefano Stabellini
2014-03-26 13:16 ` Vijay Kilari
2014-03-26 17:22 ` Stefano Stabellini
2014-03-20 16:40 ` Julien Grall
2014-03-22 10:21 ` Vijay Kilari
2014-03-23 14:49 ` Julien Grall
2014-03-24 11:26 ` Ian Campbell
2014-03-24 11:50 ` Julien Grall
2014-03-24 17:02 ` Stefano Stabellini
2014-03-19 14:17 ` [RFC PATCH v1 09/10] xen/arm: Add vgic " vijay.kilari
2014-03-20 12:38 ` Stefano Stabellini
2014-03-19 14:17 ` [RFC PATCH v1 10/10] xen/arm: GICv3 device tree parsing vijay.kilari
2014-03-20 16:08 ` Julien Grall
2014-03-22 10:30 ` Vijay Kilari
2014-03-24 11:43 ` Ian Campbell
2014-03-24 12:03 ` Julien Grall
2014-03-24 12:07 ` Ian Campbell
2014-03-24 12:08 ` Julien Grall [this message]
2014-03-24 17:34 ` Stefano Stabellini
2014-03-24 18:00 ` Julien Grall
2014-03-25 11:04 ` Stefano Stabellini
2014-03-25 12:33 ` Julien Grall
2014-03-25 12:34 ` Julien Grall
2014-04-01 12:59 ` Ian Campbell
2014-04-01 13:07 ` Julien Grall
2014-03-20 11:55 ` [RFC PATCH v1 00/10] xen/arm: Add GICv3 support Stefano Stabellini
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