Re: USB EHCI patch for 0.14.0?

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On 03/11/11 10:11, David Ahern wrote:
> 
> 
> On 03/11/11 09:56, Erik Rull wrote:
>> Markus Armbruster wrote:
>>> Erik Rull<erik.rull@xxxxxxxxxxxxx>  writes:
>>>
>>>> Markus Armbruster wrote:
>>>>> erik.rull@xxxxxxxxxxxxx writes:
>>>>>
>>>>>> - using -device usb-host causes windows not to boot completely, using
>>>>>> -usbdevice host:auto:*.* is fine!
>>>>>>
>>>>>> - using -usbdevice tablet is better than using -device usb-tablet
>>>>>
>>>>> Better inhowfar?
>>>>>
>>>>> [...]
>>>>
>>>> It seems to work fine, the other option caused either windows not to
>>>> boot fully or the auto grabbing itself doesn't seem to work or the
>>>> mouse just didn't move. I experienced all of the three, but I haven't
>>>> noted down in which combinations - sorry.
>>>
>>> Please provide recipes to reproduce the bugs.
>>
>> - take Windows XP 32 bit SP3 as Guest
>> - apply the ehci patch to qemu-kvm-0.14.0 (David posted it here some
>> days ago)
> 
> processing of usb device options is independent of the EHCI patch.
> 
> David
> 
>> boot the guest using the command line args:
>> -usb -device usb-host
>> (I also tried the proposal where the additonal usb-host options are all
>> set to 0, same result)
>> Windows starts but hangs before the GUI comes up (I boot without logo,
>> so the white bar that comes up when booting stays for > 20 minutes (I
>> aborted afterwards)), the CPU usage on a Core2Duo system goes to ~10-14%.

Ok, this is case is caused by the EHCI patch. Works fine with UHCI only.
I'll look into it when I have time. For now use the usbdevice path.

David


>>
>> If I use instead
>> -usb -usbdevice host:auto:*.*
>> everything is fine!
>>
>> Best regards,
>>
>> Erik
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