Gentoo Archives: gentoo-user

From: Mark Knecht <markknecht@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Which USB device on which controller?
Date: Fri, 27 Feb 2009 12:50:50
Message-Id: 5bdc1c8b0902270450h60ee9967k49d6126de03f2fa8@mail.gmail.com
In Reply to: [gentoo-user] Which USB device on which controller? by Grant
1 On Thu, Feb 26, 2009 at 7:34 PM, Grant <emailgrant@×××××.com> wrote:
2 <SNIP>
3 >
4 > I have 2 Philips USB webcams attached to this system and controlled by
5 > media-video/motion.  One of the webcams is not functioning, and I'm
6 > supposed to make sure I don't have both of them attached to the USB
7 > 1.1 controller.  How can I do that?  I have:
8 >
9 > # lsusb
10 > Bus 001 Device 003: ID 04f9:002a Brother Industries, Ltd
11 > Bus 001 Device 001: ID 1d6b:0002
12 > Bus 002 Device 003: ID 0471:0329 Philips
13 > Bus 002 Device 002: ID 0471:0329 Philips
14 > Bus 002 Device 001: ID 1d6b:0001
15 >
16 > Is there any way to find out?
17
18 You might want to try usbview. It gives a graphical display of the USB
19 controllers and what devices are hooked to each controller. If you
20 click on any of the names in the left panel, controller or device, it
21 gives you the capabilities of the device. It's very small and builds
22 fast.
23
24 mark@lightning ~ $ eix usbview
25 [I] app-admin/usbview
26 Available versions: 1.0-r3
27 Installed versions: 1.0-r3(02:30:52 PM 01/31/2009)
28 Homepage: http://www.kroah.com/linux-usb/
29 Description: Display the topology of devices on the USB bus
30
31 mark@lightning ~ $
32
33 Hope that helps.
34
35 - Mark