From mboxrd@z Thu Jan 1 00:00:00 1970 From: Carsten Otte Subject: Re: [PATCH/RFC 5/9] s390 virtual console for guests Date: Sat, 12 May 2007 10:07:21 +0200 Message-ID: <464575B9.4070204@de.ibm.com> References: <1178903957.25135.13.camel@cotte.boeblingen.de.ibm.com> <1178904960.25135.32.camel@cotte.boeblingen.de.ibm.com> <4644BD3C.8040901@codemonkey.ws> Reply-To: carsteno-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: "kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org" , Christian Borntraeger , mschwid2-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org To: Anthony Liguori Return-path: In-Reply-To: <4644BD3C.8040901-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Anthony Liguori wrote: > I think it would be better to use hvc_console as Xen now uses it too. This console driver is pretty basic indeed. > This is an interesting way to get input data from the console :-) How > many interrupts does s390 support (the x86 only supports 256)? Can you > afford to burn interrupts like this? Is there not a better way to > assign interrupts such that conflict isn't an issue? We have 2^16 external interrupts on 390, plus IO interrupts, multiplied by the fact that each interrupt can be used in various interrupt subclasses. We can burn irqs indeed, but as Christian mentioned this cannot go into the portable approach. so long, Carsten ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/