From: Ian Campbell <ian.campbell@citrix.com>
To: "Julien Grall" <julien.grall@citrix.com>,
"Manish Jaggi" <mjaggi@caviumnetworks.com>,
"Xen Devel" <xen-devel@lists.xen.org>,
"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>,
"★ Stefano Stabellini" <stefano.stabellini@eu.citrix.com>,
"\"Manish Jaggi,★ Kumar,
Vijaya\"" <Vijaya.Kumar@caviumnetworks.com>,
"Julien Grall" <julien.grall@linaro.org>
Cc: "Prasun.kapoor@cavium.com" <Prasun.kapoor@cavium.com>
Subject: Re: PCI Pass-through in Xen ARM: Draft 4
Date: Wed, 2 Sep 2015 16:19:23 +0100 [thread overview]
Message-ID: <1441207163.26292.248.camel@citrix.com> (raw)
In-Reply-To: <55CC7367.5010604@citrix.com>
On Thu, 2015-08-13 at 11:37 +0100, Julien Grall wrote:
> > 4.2.2 Xenstore Update: For each PCI-EP BAR (IPA-PA mapping info).
> > ----------------------------------------------------------------------
> > ------
> >
> > Toolstack also updates the xenstore information for the device
> > (virtualbar:physical bar).This information is read by xen-pciback and
> > returned to the domU-pcifront driver configuration space reads for
> > BAR.
> >
> > Entries created are as follows:
> > /local/domain/0/backend/pci/1/0
> > vdev-N
> > BDF = ""
> > BAR-0-IPA = ""
> > BAR-0-PA = ""
> > BAR-0-SIZE = ""
> > ...
> > BAR-M-IPA = ""
> > BAR-M-PA = ""
> > BAR-M-SIZE = ""
> >
> > Note: If BAR M SIZE is 0, it is not a valid entry.
>
> How would you describe the ROM in xenstore?
You mean the ROM BAR? BAR-ROM-* perhaps?
>
>
> regards,
>
next prev parent reply other threads:[~2015-09-02 15:19 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-13 9:42 PCI Pass-through in Xen ARM: Draft 4 Manish Jaggi
2015-08-13 10:37 ` Julien Grall
2015-09-02 15:19 ` Ian Campbell [this message]
2015-09-02 15:40 ` Julien Grall
2015-08-13 15:29 ` Jan Beulich
2015-08-13 17:01 ` Ian Campbell
2015-08-14 9:26 ` Jan Beulich
2015-08-14 13:21 ` Stefano Stabellini
2015-08-14 13:58 ` Jan Beulich
2015-08-14 14:03 ` Stefano Stabellini
2015-08-14 14:34 ` Jan Beulich
2015-08-14 14:37 ` Stefano Stabellini
2015-08-14 14:45 ` Julien Grall
2015-08-14 15:15 ` Jan Beulich
2015-08-14 15:24 ` Stefano Stabellini
2015-09-02 14:45 ` Ian Campbell
2015-09-02 14:52 ` Jan Beulich
2015-09-02 15:07 ` Ian Campbell
2015-09-02 14:47 ` Ian Campbell
2015-08-14 15:38 ` Stefano Stabellini
2015-08-14 18:58 ` Jaggi, Manish
2015-08-16 23:59 ` Stefano Stabellini
2015-09-02 14:57 ` Ian Campbell
2015-09-02 15:06 ` Jan Beulich
2015-08-31 12:36 ` Manish Jaggi
2015-09-01 7:32 ` Jan Beulich
2015-09-02 12:08 ` Manish Jaggi
2015-09-02 12:59 ` Julien Grall
2015-09-02 13:46 ` Ian Campbell
2015-09-02 15:03 ` Ian Campbell
2015-09-02 15:03 ` Ian Campbell
2015-09-01 16:15 ` Stefano Stabellini
2015-09-10 1:12 ` Julien Grall
2015-09-15 18:58 ` Jaggi, Manish
2015-09-15 21:18 ` David Daney
2015-09-16 12:58 ` Julien Grall
2015-09-19 20:24 ` Manish Jaggi
2015-09-19 20:48 ` Julien Grall
2015-09-19 21:51 ` Daney, David
2015-09-21 10:17 ` Julien Grall
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