Mouse pointer speed

[Bent Bracke]

Hi

I ran it without qemu like you suggested and it worked :-)

Thank you!

Kind regards 
Bent Bracke 



> On 9. mar. 2016, at 08.40, Stefan Kalkowski <stefan.kalkowski at ...1...> wrote:
> 
> Hello Bent,
> 
>> On 03/09/2016 07:15 AM, Bent Bracke wrote:
>> Hi
>> 
>> Sorry about the lack of details.
>> 
>> It is possible that it's just too fast. I'm simply having difficulties clicking on anything because the mouse pointer moves around so quickly. 
>> 
>> I'm running genode with qemu on Ubuntu on macbookpro via parallels. 
>> 
>> It is a usb trackball which works fine on Ubuntu and OS X.
> 
> so you run Genode inside a virtual machine (Qemu) inside a virtual
> machine (parallels)? Then of course the actual hardware, your usb
> trackball, does not play a role anymore. Using this kind of nested
> virtualization lead to different various problems for different people
> in the past.
> 
> A possible solution to circumvent the nesting of virtualization
> techniques would be to use your Ubuntu VM for building the Genode
> scenario, but instead of executing it within Qemu, you could boot the
> resulting ISO image again via parallels natively on your Mac OS in a
> second VM.
> 
> Regards
> Stefan
> 
>> Kind regards
>> Bent Bracke
>> 
>>> On 7. mar. 2016, at 17.14, Norman Feske <norman.feske at ...1...> wrote:
>>> 
>>> 
>>> Hello Bent,
>>> 
>>>> In all the examples that come with Genode, the mouse pointer moves at
>>>> what seems like an erratic speed.
>>>> Is this a driver issue or something else?
>>> 
>>> I am afraid that your question is too unspecific to give you a good
>>> answer. Do you observe the erratic behavior on different machines and
>>> with different mouses? Are you referring to a PS/2 mouse (with the PS/2
>>> driver) or a USB HID mouse (with the USB driver)? Or are you using a USB
>>> mouse with the PS/2 driver? In the latter case, the BIOS provides some
>>> rudimentary PS/2 emulation. It is really hard to diagnose the problem
>>> remotely.
>>> 
>>> That said, our PS/2 driver is indeed rather simple. It resets the mouse
>>> but does not attempt to set any specific parameters with respect to
>>> mouse speed or acceleration. You can have a look at
>>> repos/os/src/drivers/input/ps2/ to investigate.
>>> 
>>> If you observe the problem with the USB HID driver, this would surprise
>>> me because we are actually using the Linux USB driver on Genode. So the
>>> mouse should work just as well as on Linux.
>>> 
>>> Cheers
>>> Norman
>>> 
>>> -- 
>>> Dr.-Ing. Norman Feske
>>> Genode Labs
>>> 
>>> http://www.genode-labs.com · http://genode.org
>>> 
>>> Genode Labs GmbH · Amtsgericht Dresden · HRB 28424 · Sitz Dresden
>>> Geschäftsführer: Dr.-Ing. Norman Feske, Christian Helmuth
>>> 
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> 
> -- 
> Stefan Kalkowski
> Genode Labs
> 
> http://www.genode-labs.com/ · http://genode.org/
> 
> ------------------------------------------------------------------------------
> Transform Data into Opportunity.
> Accelerate data analysis in your applications with
> Intel Data Analytics Acceleration Library.
> Click to learn more.
> http://pubads.g.doubleclick.net/gampad/clk?id=278785111&iu=/4140
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