Re: [Xen-users] Xen Dom0 console display is scrambled

To:	Aidan Wong <awong@xxxxxxx>
Subject:	Re: [Xen-users] Xen Dom0 console display is scrambled
From:	Dietmar Hahn <dietmar.hahn@xxxxxxxxxxxxxx>
Date:	Wed, 29 Dec 2010 07:29:26 +0100
Cc:	xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date:	Tue, 28 Dec 2010 22:30:49 -0800
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Hi Aidan,

Am 29.12.2010 schrieb "Aidan Wong <awong@xxxxxxx>":

> Hi,

> I just install xen and kernel-xen version 2.6.18-194.26.1.el5xen, booting

> into the xen kernel dom0 shows me continous colorful scrambling and

> scrolling.

> I can ssh to dom0 and get correct display but the dom0 console is where it

> shows the colorful garbage scrolling.

> i have the Supermicro X7DC motherboard with a XGI Z9 graphics card.

> GUI is not installed and I don't have the rhgb parameter in my grub.conf.

> My grub.conf is plain and unmodified.

> #boot=/dev/md0

> default=0

> timeout=5

> splashimage=(hd0,0)/grub/splash.xpm.gz

> hiddenmenu

> title CentOS (2.6.18-194.26.1.el5xen)

> root (hd0,0)

> kernel /xen.gz-2.6.18-194.26.1.el5

> module /vmlinuz-2.6.18-194.26.1.el5xen ro root=/dev/VG_ROOT/LV_ROOT

> module /initrd-2.6.18-194.26.1.el5xen.img

> title CentOS (2.6.18-194.26.1.el5)

> root (hd0,0)

> kernel /vmlinuz-2.6.18-194.26.1.el5 ro root=/dev/VG_ROOT/LV_ROOT

> initrd /initrd-2.6.18-194.26.1.el5.img

> title CentOS (2.6.18-194.el5)

> root (hd0,0)

> kernel /vmlinuz-2.6.18-194.el5 ro root=/dev/VG_ROOT/LV_ROOT

> initrd /initrd-2.6.18-194.el5.img

> Tried adding the "vga=<vesa mode>" parameter in grub for the Xen kernel, but

> that didn't work.

> I also ran into this thread

> http://lists.xensource.com/archives/html/xen-api/2010-06/msg00015.html

> But that didn¹t help.

> Can someone help?

There was a discussion on xen-devel with a similar problem:

http://lists.xensource.com/archives/html/xen-devel/2010-09/msg01112.html

Perhaps this helps?

Dietmar.

> Thank you

Company details: http://ts.fujitsu.com/imprint.html

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Re: [Xen-users] Xen Dom0 console display is scrambled