Re: USB EHCI patch for 0.14.0?

[David Ahern <daahern@cisco.com>]

On 03/11/11 09:56, Erik Rull wrote:
> Markus Armbruster wrote:
>> Erik Rull<erik.rull@rdsoftware.de>  writes:
>>
>>> Markus Armbruster wrote:
>>>> erik.rull@rdsoftware.de 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%.
> 
> If I use instead
> -usb -usbdevice host:auto:*.*
> everything is fine!
> 
> Best regards,
> 
> Erik
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