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RE: [Xen-devel] Problem: WIndows domu switches power off

To: Dietmar Hahn <dietmar.hahn@xxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] Problem: WIndows domu switches power off
From: "Kay, Allen M" <allen.m.kay@xxxxxxxxx>
Date: Mon, 8 Nov 2010 14:14:00 -0800
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Thread-topic: [Xen-devel] Problem: WIndows domu switches power off
> # lspci -n -s 10:00.0
> 10:00.0 0280: 8086:422c (rev 35)
> And the id 8086:422c is not in your switch statement and therewith
> map_me_phantom_function() is not called.

Have you tried to add "case 0x422c8086" to code to see if it solve the problem 
for you?

By the way, I do not have access to this Fujitsu machine so I would need to 
rely on you to see if adding the wifi ID would work.

Allen

------

From: Dietmar Hahn [mailto:dietmar.hahn@xxxxxxxxxxxxxx] 
Sent: Monday, November 08, 2010 6:18 AM
To: Kay, Allen M
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] Problem: WIndows domu switches power off

Hi Allen,
Am 05.11.2010 schrieb ""Kay, Allen M" <allen.m.kay@xxxxxxxxx>":
> Dietmar,
> 
> This is a known issue with WLAN passthrough cause by ME (management engine) 
> interaction. The latest xen-unstable has quirk to workaround issue.
Are you think of this quirk:
http://xenbits.xensource.com/staging/xen-unstable.hg?rev/b48d8f27fca2
> Can you give it a try and let me know if it fixes the problem for you?
I looked at the sources and found your me_wifi_quirk() stuff.
But if I understand the code right, the patch doesn't help.
# lspci -n -s 00:00.0
00:00.0 0600: 8086:0044 (rev 02)
So IS_ILK(id) should be true.
But my WLAN adapter is:
10:00.0 Network controller: Intel Corporation Centrino Advanced-N 6200 (rev 35)
# lspci -n -s 10:00.0
10:00.0 0280: 8086:422c (rev 35)
And the id 8086:422c is not in your switch statement and therewith
map_me_phantom_function() is not called.
By the way I don't see a pci device 0:22.7
> By the way, which brand of Core i5 laptop do you have. I would like to see if 
> I have one locally.
It's a Fujitsu Lifebook S760
Following the intel spec I checked the device id of the D31:F0 device function:
00:1f.0 ISA bridge: Intel Corporation Mobile 5 Series Chipset LPC Interface 
Controller (rev 05)
# lspci -n -s 00:1f.0
00:1f.0 0601: 8086:3b07 (rev 05)
And this is the Intel(r) QM57 Chipset.
Thanks.
Dietmar.
For your information:
# lspci
00:00.0 Host bridge: Intel Corporation Core Processor DRAM Controller (rev 02)
00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated 
Graphics Controller (rev 02)
00:16.0 Communication controller: Intel Corporation 5 Series/3400 Series 
Chipset HECI Controller (rev 06)
00:16.2 IDE interface: Intel Corporation 5 Series/3400 Series Chipset PT IDER 
Controller (rev 06)
00:16.3 Serial controller: Intel Corporation 5 Series/3400 Series Chipset KT 
Controller (rev 06)
00:19.0 Ethernet controller: Intel Corporation 82577LM Gigabit Network 
Connection (rev 05)
00:1a.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset USB2 
Enhanced Host Controller (rev 05)
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High 
Definition Audio (rev 05)
00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express 
Root Port 6 (rev 05)
00:1c.1 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express 
Root Port 2 (rev 05)
00:1d.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset USB2 
Enhanced Host Controller (rev 05)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev a5)
00:1f.0 ISA bridge: Intel Corporation Mobile 5 Series Chipset LPC Interface 
Controller (rev 05)
00:1f.2 SATA controller: Intel Corporation 5 Series/3400 Series Chipset 6 port 
SATA AHCI Controller (rev 05)
00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus Controller 
(rev 05)
00:1f.6 Signal processing controller: Intel Corporation 5 Series/3400 Series 
Chipset Thermal Subsystem (rev 05)
10:00.0 Network controller: Intel Corporation Centrino Advanced-N 6200 (rev 35)
ff:00.0 Host bridge: Intel Corporation Core Processor QuickPath Architecture 
Generic Non-core Registers (rev 02)
ff:00.1 Host bridge: Intel Corporation Core Processor QuickPath Architecture 
System Address Decoder (rev 02)
ff:02.0 Host bridge: Intel Corporation Core Processor QPI Link 0 (rev 02)
ff:02.1 Host bridge: Intel Corporation Core Processor QPI Physical 0 (rev 02)
ff:02.2 Host bridge: Intel Corporation Core Processor Reserved (rev 02)
ff:02.3 Host bridge: Intel Corporation Core Processor Reserved (rev 02)
> 
> Allen
> 
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Dietmar Hahn
> Sent: Tuesday, October 26, 2010 12:24 AM
> To: xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-devel] Problem: WIndows domu switches power off
> 
> 
> Hi list,
> 
> I have a special effect on a Laptop with:
> 
> cpu: Intel(R) Core(TM) i5 CPU M 540 @ 2.53GHz with integrated graphics
> 
> Chipsatz: Intel QM57
> 
> with SLES11 SP1 (xen-4.0 with some patches from Novell)
> 
> I passed through the sound and WLAN pci controller to the guest.
> 
> I start a Windows 7 guest and while installing the driver for the WLAN
> 
> controller within Windows the power of the notebook got switched off.
> 
> I couldnt see any message on the serial console.
> 
> I tried Windows on bare metall and all runs very well. Later on starting this
> 
> Windows guest again the power got switched of after login into Windows - maybe
> 
> the WLAN driver got started there.
> 
> For a test I prepared a OpenSuSE 11.3 as HVM guest and were able to configure
> 
> the WLAN device without any problems.
> 
> And here I need some assistance to prevent the power off and to add some 
> tracer
> 
> in the hypervisor.
> 
> By the way I have no problems with the sound device.
> 
> If wanted I can add more informations.
> 
> Thanks.
> 
> Dietmar.
-- 
Company details: http://ts.fujitsu.com/imprint.html

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