>> My system seems to have 2 USB controllers, one 1.1 controller (OHCI)
>> and one 2.0 controller (EHCI):
>>
>> 00:02.0 USB Controller: nVidia Corporation MCP61 USB Controller (rev
>> a3) (prog-if 10 [OHCI])
>>       Subsystem: Micro-Star International Co., Ltd. Device 7309
>>       Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 21
>>       Memory at dfe7f000 (32-bit, non-prefetchable) [size=4K]
>>       Capabilities: [44] Power Management version 2
>>       Kernel driver in use: ohci_hcd
>>
>> 00:02.1 USB Controller: nVidia Corporation MCP61 USB Controller (rev
>> a3) (prog-if 20 [EHCI])
>>       Subsystem: Micro-Star International Co., Ltd. Device 7309
>>       Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 22
>>       Memory at dfe7ec00 (32-bit, non-prefetchable) [size=256]
>>       Capabilities: [44] Debug port: BAR=1 offset=0098
>>       Capabilities: [80] Power Management version 2
>>       Kernel driver in use: ehci_hcd
>>
>> I have 2 Philips USB webcams attached to this system and controlled by
>> media-video/motion.  One of the webcams is not functioning, and I'm
>> supposed to make sure I don't have both of them attached to the USB
>> 1.1 controller.  How can I do that?  I have:
>>
>> # lsusb
>> Bus 001 Device 003: ID 04f9:002a Brother Industries, Ltd
>> Bus 001 Device 001: ID 1d6b:0002
>> Bus 002 Device 003: ID 0471:0329 Philips
>> Bus 002 Device 002: ID 0471:0329 Philips
>> Bus 002 Device 001: ID 1d6b:0001
>>
>> Is there any way to find out?
>>
>> - Grant
>>
>>
>>
>
>
> I !think! mine has that too.  This is the usb part of my config:
>
> r...@smoker / # cat /usr/src/linux/.config | grep USB | grep =y
> CONFIG_USB_HID=y
> CONFIG_USB_SUPPORT=y
> CONFIG_USB_ARCH_HAS_HCD=y
> CONFIG_USB_ARCH_HAS_OHCI=y
> CONFIG_USB_ARCH_HAS_EHCI=y
> CONFIG_USB=y
> CONFIG_USB_DEVICEFS=y
> CONFIG_USB_OHCI_HCD=y
> CONFIG_USB_OHCI_LITTLE_ENDIAN=y
> CONFIG_USB_ACM=y
> CONFIG_USB_PRINTER=y
> CONFIG_USB_STORAGE=y
> r...@smoker / #
>
> With mine, it tries 2.0 first then goes to the first version.  My
> printer is 2.0 but my camera is the old version, or maybe it is the
> other way around.  I got a memory stick that connects 2.0 to.  Anyway,
> that works here and it may work for you.
>
> Dale

So it doesn't matter which slots the webcams are plugged into?

- Grant

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