| |
|
 |
|
 |
|
|
|
| |
|
|
xen-devel
RE: [Xen-ia64-devel] Re: [Xen-devel] [PATCH] Add lost logic for VGAiniti
|
To: |
"Tian, Kevin" <kevin.tian@xxxxxxxxx>, "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx> |
|
Subject: |
RE: [Xen-ia64-devel] Re: [Xen-devel] [PATCH] Add lost logic for VGAinitialization |
|
From: |
"Tian, Kevin" <kevin.tian@xxxxxxxxx> |
|
Date: |
Wed, 26 Jul 2006 16:57:21 +0800 |
|
Cc: |
xen-devel@xxxxxxxxxxxxxxxxxxx, xen-ia64-devel@xxxxxxxxxxxxxxxxxxx |
|
Delivery-date: |
Wed, 26 Jul 2006 01:58:01 -0700 |
|
Envelope-to: |
www-data@xxxxxxxxxxxxxxxxxx |
|
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: |
AcawhGfoo7ecxRXORF+6NgSk96XxdQAC8GwwAABOzYA= |
|
Thread-topic: |
[Xen-ia64-devel] Re: [Xen-devel] [PATCH] Add lost logic for VGAinitialization |
>From: Tian, Kevin
>Sent: 2006年7月26日 16:55
>>
>>How come the new qemu code seems to have perfectly working VGA
>>without
>>this patch?
>>
>> -- Keir
>>
>
>It's IA64 specific. On xen/x86, vga bios is copied to 0xD0000 by guest
>firmware. However on ia64 platform, native firmware depends on some
>initialization vga state at power on and so does guest firmware. That's
>why that vga bios initialization stub is required for vti domain, to match
>platform requirement.
>
>Thanks
>Kevin
Oops, I meant 0xC0000 indeed. :-)
Thanks,
Kevin
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel
|
|
|
| |
|
Home