From: "Roger Pau Monné" <roger.pau@citrix.com>
To: Julien Grall <julien.grall@citrix.com>,
Ian Campbell <ian.campbell@citrix.com>,
Manish Jaggi <mjaggi@caviumnetworks.com>
Cc: Vijay Kilari <vijay.kilari@gmail.com>,
Prasun Kapoor <Prasun.kapoor@caviumnetworks.com>,
"Kumar, Vijaya" <Vijaya.Kumar@caviumnetworks.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
Stefano Stabellini <stefano.stabellini@citrix.com>,
"Kulkarni, Ganapatrao" <Ganapatrao.Kulkarni@caviumnetworks.com>
Subject: Re: PCI Passthrough ARM Design : Draft1
Date: Thu, 11 Jun 2015 11:05:19 +0200 [thread overview]
Message-ID: <55794F4F.5070000@citrix.com> (raw)
In-Reply-To: <55788E1C.6080307@citrix.com>
El 10/06/15 a les 21.21, Julien Grall ha escrit:
>> If there is a reason for this restriction/trade off then it should be
>> spelled out as part of the design document, as should other such design
>> decisions (which would include explaining where this differs from how
>> things work for x86 why they must differ).
>
> On x86, for HVM the MMIO mapping is done by QEMU. I know that Roger is
> working on PCI passthrough for PVH. PVH is very similar to ARM guest and
> I expect to see a similar needs for MMIO mapping. It would be good if we
> can come up with a common interface.
I've kind of left that apart in favour of the new boot ABI that we are
currently discussing, but IIRC the plan was to use
XENMEM_add_to_physmap_range by adding a new phys_map_space and the
physical MMIO pages would be specified in the idxs field.
Roger.
next prev parent reply other threads:[~2015-06-11 9:05 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-08 7:52 PCI Passthrough ARM Design : Draft1 Manish Jaggi
2015-06-09 14:42 ` Jaggi, Manish
2015-06-09 15:58 ` Ian Campbell
2015-06-10 12:45 ` Ian Campbell
2015-06-10 19:21 ` Julien Grall
2015-06-11 8:56 ` Ian Campbell
2015-06-11 11:25 ` Julien Grall
2015-06-11 12:02 ` Ian Campbell
2015-06-16 16:13 ` Stefano Stabellini
2015-06-16 16:21 ` Roger Pau Monné
2015-06-16 17:11 ` Manish Jaggi
2015-06-16 17:28 ` Stefano Stabellini
2015-06-16 17:46 ` Manish Jaggi
2015-06-17 12:58 ` Stefano Stabellini
2015-06-17 13:43 ` Ian Campbell
2015-06-17 14:14 ` Manish Jaggi
2015-06-17 14:29 ` Ian Campbell
2015-06-17 14:35 ` Stefano Stabellini
2015-06-22 18:33 ` Konrad Rzeszutek Wilk
2015-06-23 8:44 ` Ian Campbell
2015-06-23 14:11 ` Konrad Rzeszutek Wilk
2015-06-25 7:44 ` Manish Jaggi
2015-06-25 9:11 ` Ian Campbell
2015-06-25 11:59 ` Manish Jaggi
2015-06-25 12:21 ` Ian Campbell
2015-06-25 17:26 ` Konrad Rzeszutek Wilk
2015-06-26 2:07 ` Manish Jaggi
2015-06-26 7:32 ` Ian Campbell
2015-06-26 8:50 ` Manish Jaggi
2015-06-26 9:09 ` Ian Campbell
2015-06-26 11:57 ` Manish Jaggi
2015-06-26 12:41 ` Ian Campbell
2015-06-26 13:28 ` Konrad Rzeszutek Wilk
2015-06-26 13:47 ` Ian Campbell
2015-06-26 13:52 ` Konrad Rzeszutek Wilk
2015-06-16 17:16 ` Stefano Stabellini
2015-06-17 10:08 ` Ian Campbell
2015-06-17 12:11 ` Julien Grall
2015-06-17 12:21 ` Ian Campbell
2015-06-17 12:53 ` Stefano Stabellini
2015-06-17 12:57 ` Julien Grall
2015-06-17 13:32 ` Ian Campbell
2015-06-17 13:40 ` Stefano Stabellini
2015-06-17 13:56 ` Ian Campbell
2015-06-17 14:18 ` Stefano Stabellini
2015-06-17 14:26 ` Ian Campbell
2015-06-22 18:31 ` Konrad Rzeszutek Wilk
2015-06-11 9:05 ` Roger Pau Monné [this message]
2015-06-11 12:04 ` Ian Campbell
2015-06-16 16:17 ` Stefano Stabellini
2015-06-11 21:38 ` Manish Jaggi
2015-06-12 8:32 ` Ian Campbell
2015-06-12 11:41 ` Julien Grall
2015-06-12 11:52 ` Ian Campbell
2015-06-16 5:42 ` Manish Jaggi
2015-06-16 7:02 ` Roger Pau Monné
2015-06-16 10:42 ` Julien Grall
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