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Re: [Qemu-discuss] Using a USB webcam under QEMU

From: Chloride Cull
Subject: Re: [Qemu-discuss] Using a USB webcam under QEMU
Date: Thu, 21 Nov 2013 21:11:59 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0

usb_add and usb_del supports removing devices through bus and address.
Theoretically it seems sufficient for your use unless there's a caveat
I'm not aware of.

On 2013-11-21 20:36, Francesco Turco wrote:
> Hello.
> I'm running QEMU on a Gentoo Linux host system. The guest is a Windows 7
> system. I finally succeded in using my Creative USB webcam under QEMU
> both via command line and via the monitor.
> At the monitor I usually run device_add
> usb-host,hostbus=<m>,hostaddr=<n>,id=<id> for connecting my webcam and
> device_del <id> for disconnecting it. If I forget to specify the <id> I
> can nevertheless connect my webcam, but then I can't disconnect it anymore.
> My question is: is there a way to remove/disconnect my webcam if I ever
> forget to specify the <id>?
> Thank you.

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