WARNING - OLD ARCHIVES

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/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] Re: [PATCH] Virtual console driver on /dev/xvc0

To: Jeremy Katz <katzj@xxxxxxxxxx>
Subject: Re: [Xen-devel] Re: [PATCH] Virtual console driver on /dev/xvc0
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Fri, 04 Aug 2006 15:31:54 +0100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Amos Waterland <apw@xxxxxxxxxx>
Delivery-date: Fri, 04 Aug 2006 07:32:38 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <1154701424.8735.2.camel@xxxxxxxxxxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: Aca30rtM+ZL5CCPFEduurQAKle7CWA==
Thread-topic: [Xen-devel] Re: [PATCH] Virtual console driver on /dev/xvc0
User-agent: Microsoft-Entourage/11.2.5.060620

On 4/8/06 3:23 pm, "Jeremy Katz" <katzj@xxxxxxxxxx> wrote:

>> How did you pick the major? Is there a process for allocating one (I
>> think our bklock-device major is now official)? Could we use a more
>> dynamic (e.g., udev-based) scheme to avoid locking down 1/256th of the
>> 8-bit major space for this?
> 
> The instructions for getting a major are available at
> http://www.lanana.org/docs/device-list/instructions.txt and the official
> list of majors/minors is at
> http://www.lanana.org/docs/device-list/devices-2.6+.txt.
> 
> char major 232 is already taken for biometrics.  There's no reason that
> we shouldn't be able to get a minor (or a couple, if it makes more sense
> to have more than one xvc device in some case) char devices in the
> low-density serial console region (char major 204)

That page makes it sound like the static allocation of device numbers is
obsolete. Is there some preferred dynamic method now?

 -- Keir



_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel