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-ia64-devel

Re: [Xen-ia64-devel][PATCH]Change to new interrupt deliver mechanism

To: "Xu, Anthony" <anthony.xu@xxxxxxxxx>
Subject: Re: [Xen-ia64-devel][PATCH]Change to new interrupt deliver mechanism
From: Doi.Tsunehisa@xxxxxxxxxxxxxx
Date: Thu, 07 Dec 2006 11:44:09 +0900
Cc: xen-ia64-devel <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Wed, 06 Dec 2006 18:44:18 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: Your message of Thu, 07 Dec 2006 10:36:21 +0800. <51CFAB8CB6883745AE7B93B3E084EBE207DD99@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-ia64-devel-request@lists.xensource.com?subject=help>
List-id: Discussion of the ia64 port of Xen <xen-ia64-devel.lists.xensource.com>
List-post: <mailto:xen-ia64-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ia64-devel>, <mailto:xen-ia64-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ia64-devel>, <mailto:xen-ia64-devel-request@lists.xensource.com?subject=unsubscribe>
References: <51CFAB8CB6883745AE7B93B3E084EBE207DD99@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Sender: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
Hi Anthony,

You (anthony.xu) said:
>>   Do you meen that we have to modify qemu code to solve this isssue ?
> 
> Doi,
> 
> I think it's a clean way to handle both windows and linux guest in IPF side.
> And it is a very little modification in Qemu.
> 
> But maybe IA32 can not use this method, because there may be two hardware
> irq for platform_pci, one is for PIC(i8259, irq 10 or 11), the other is for
> IOAPIC( maybe irq 28).
> In IPF side, there is only IOSAPIC, so there is only un-changed hardware 
> irq (28) for platfrom_pci device.

  If IA32 platform can not use this method, we must find anothger aproach
to resolve this issue, I think.

Thanks,
- Tsunehisa Doi

_______________________________________________
Xen-ia64-devel mailing list
Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-ia64-devel