Re: debian losing usb detection after guest OS sees a USB device in virtualbox
On 29/01/12 13:45, H.S. wrote:
> On 28/01/12 08:53 PM, Scott Ferguson wrote:
>
<snipped>
>
>
>> I get occasional warnings related to USB about lack of space when
>> starting a VirtualBox machine, which is fixed with:-
>> # dpkg-reconfigure virtualbox-4.1
>
> Haven't tried that yet.
Only needed if you get the message:-
"Failed to access the USB subsystem.
Could not load the Host USB Proxy service: VERR_DISK_FULL."
>
>
>> Also check that you have the latest VirtualBox guest extensions installed.
>
> I think that I do. I will check shortly.
>
>
>> If all that fails - test some other USB devices before trying the
>> VirtualBox forums.
>
> (see above), a USB stick works.
So USB support is working in your VM.
NOTE: TomTom with the latest updates requires the use of the EHCI drive
in VirtualBox, which in turns requires IOMMU support.
>
> I tried Tomtom again. It is shown in the USB device's list, in the guest
> OS, as:
> Linux 2.6.28.10 with dwc_otg_pcd Tomtom [0327]
>
> Once I check that to use it in the guest OS, it disappears and takes all
> my USB detection and stuff from Debian too.
>
>
>
>
Try launching that VM machine from the cli and noting the output.
Cheers
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