From: Roger Pau Monne <roger.pau@citrix.com>
To: Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>,
xen-devel <xen-devel@lists.xen.org>
Subject: Re: Xen 4.2 TODO / Release
Date: Fri, 1 Jun 2012 13:13:05 +0100 [thread overview]
Message-ID: <4FC8B1D1.1080801@citrix.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1206011218310.26786@kaball-desktop>
Stefano Stabellini wrote:
> On Fri, 1 Jun 2012, Roger Pau Monne wrote:
>> * qemu-upstream for NetBSD: I'm currently working on this. It compiles
>> but VGA memory mapping seems to be wrong, and qemu gets a segfault when
>> trying to write to it.
>
> You might have to check the implementation of xc_domain_add_to_physmap
> on NetBSD. On the QEMU side xen_add_to_physmap is the relevant function.
> However I cannot see how it would be different from
> qemu-xen-traditional.
Well my description was not completely accurate, when the memory address
is retrieved for the first time (vga.c:2225), qemu can write to it, but
after some point (don't know exactly yet), the userspace process looses
access to that memory region, and gets a segfault.
prev parent reply other threads:[~2012-06-01 12:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-28 9:23 Xen 4.2 TODO / Release Ian Campbell
2012-05-28 9:27 ` Ian Campbell
2012-05-28 9:33 ` Ian Campbell
2012-05-29 8:15 ` Jan Beulich
2012-05-29 15:03 ` Keir Fraser
2012-05-29 15:14 ` Jan Beulich
2012-06-06 9:54 ` Ian Campbell
2012-05-31 23:54 ` Dario Faggioli
2012-06-01 0:12 ` W. Michael Petullo
2012-06-01 5:40 ` Ian Campbell
2012-06-01 9:40 ` Roger Pau Monne
2012-06-01 11:20 ` Stefano Stabellini
2012-06-01 12:13 ` Roger Pau Monne [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4FC8B1D1.1080801@citrix.com \
--to=roger.pau@citrix.com \
--cc=Ian.Campbell@citrix.com \
--cc=Stefano.Stabellini@eu.citrix.com \
--cc=xen-devel@lists.xen.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.