This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-API] xen 4.0.0 dom0 console video unreadable / scrambled

To: michael dye <dye.michael@xxxxxxxx>
Subject: Re: [Xen-API] xen 4.0.0 dom0 console video unreadable / scrambled
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Thu, 3 Jun 2010 10:54:30 +0300
Cc: xen-api@xxxxxxxxxxxxxxxxxxx
Delivery-date: Thu, 03 Jun 2010 00:54:45 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4BFEDDE1.1010400@xxxxxxxx>
List-help: <mailto:xen-api-request@lists.xensource.com?subject=help>
List-id: Discussion of API issues surrounding Xen <xen-api.lists.xensource.com>
List-post: <mailto:xen-api@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-api>, <mailto:xen-api-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-api>, <mailto:xen-api-request@lists.xensource.com?subject=unsubscribe>
References: <4BFEDDE1.1010400@xxxxxxxx>
Sender: xen-api-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.18 (2008-05-17)
On Thu, May 27, 2010 at 03:02:25PM -0600, michael dye wrote:
> I am following http://www.gentoo.org/doc/en/xen-guide.xml to build a new
> box for use as dom0.  For the dom0 kernel configu I used as a basis a
> previous, working config from a non-xen kernel.  That previous kernel
> (2.6.32-gentoo-r7) exhibits no console video problem.  My new xen
> kernel, however, displays suitable console output as it boots the xen
> kernel, but when it boots the dom0 kernel I compiled, the video turns to
> a multicolored, unreadable scramble.  Here are the relevant details of
> my configuration:


You're on a wrong mailinglist.. xen-users is the correct one.

> xen-enabled kernel version 2.6.32 (from sys-kernel/xen-sources 2.6.32-r1)
> xen 4.0.0 (from app-emulation/xen-4.0.0)
> xen-tools 4.0.0 (from app-emulation/xen-tools-4.0.0)
> # cat /boot/grub/grub.conf
> default 0
> timeout 10
> title Gentoo Linux 2.6.32-xen-r1-a + xen 4.0.0
> root (hd0,0)
> kernel /boot/xen-4.0.0.gz dom0_mem=512M loglvl=all guest_loglvl=all
> sync_console console_to_ring com1=115200,8n1 console=com1 lapic
> apic_verbosity=debug apic=debug iommu=off
> module /boot/linux-2.6.32-xen-r1-a ro root=/dev/sda3 console=hvc0
> earlyprintk=xen nomodeset initcall_debug debug loglevel=10

You're using Xenlinux kernel so you shouldn't have "console=hvc0 
earlyprintk=xen" there.
Xenlinux patched kernels use xvc0 as the console.

> I have an intel 82915G/GV/910GL graphics card so I configured AGP_INTEL,
> FONTS, FRAMEBUFFER_CONSOLE, and DUMMY_CONSOLE into the kernel.  What am
> I missing or screwing up?  Thanks.

-- Pasi

xen-api mailing list

<Prev in Thread] Current Thread [Next in Thread>