From: Jan Kiszka <jan.kiszka@siemens.com>
To: GaoYi <gaoyi709@gmail.com>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
kvm <kvm@vger.kernel.org>
Subject: Re: [Qemu-devel] Can VMX provide real mode support?
Date: Wed, 21 Mar 2012 14:40:46 +0100 [thread overview]
Message-ID: <4F69DA5E.6010505@siemens.com> (raw)
In-Reply-To: <CABurPedHNnAewUhiZ8L4JiwRn_2g2Sq=F+GSi8qE2YKqLCRqHg@mail.gmail.com>
On 2012-03-21 13:38, GaoYi wrote:
> Hi Jan,
>
> Since the newest Intel-VT supports the guest OS under the real mode, which was already supported in AMD-V, can the VMX in the latest KVM support that case?
Yes, both with our without that "unrestricted guest" support (as Intel
called it), real mode will generally work. Without that CPU feature, I
think to recall that there were some limitations for big real mode, not
sure.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2012-03-21 13:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-21 12:38 [Qemu-devel] Can VMX provide real mode support? GaoYi
2012-03-21 13:40 ` Jan Kiszka [this message]
2012-03-21 13:48 ` Avi Kivity
2012-03-21 13:56 ` GaoYi
2012-03-23 17:58 ` Luiz Capitulino
2012-03-25 9:55 ` Avi Kivity
2012-03-25 11:42 ` GaoYi
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=4F69DA5E.6010505@siemens.com \
--to=jan.kiszka@siemens.com \
--cc=gaoyi709@gmail.com \
--cc=kvm@vger.kernel.org \
--cc=qemu-devel@nongnu.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).