unable to enumerate USB device

Mikkel L. Ellertson mikkel at infinity-ltd.com
Tue Jul 29 17:35:58 UTC 2008


Tim wrote:
> 
> If it's only as you boot up, you can probably ignore them.  I get the
> same, and it's my computer not working out what to do with the mouse,
> keyboard, & built-in trackpad, etc., as it boots.  Yet they all work
> fine a bit later on.
> 
> Fedora 9 seems a bit flighty with devices.  They don't just get
> discovered and work, it gets in a tizzy about things not working the
> instant it notices them, then they work a few more moments later.
> 
This is still an F8 machine. I get them both at bootup, and 
sometimes when I plug in a new USB device.

Jul 29 12:03:20 mikkel kernel: hub 1-0:1.0: unable to enumerate USB 
device on port 6
Jul 29 12:03:21 mikkel kernel: usb 4-3: new full speed USB device 
using ohci_hcd and address 13
Jul 29 12:03:21 mikkel kernel: usb 4-3: configuration #1 chosen from 
1 choice
Jul 29 12:03:21 mikkel kernel: usb 4-3: New USB device found, 
idVendor=0830, idProduct=0050
Jul 29 12:03:21 mikkel kernel: usb 4-3: New USB device strings: 
Mfr=1, Product=2, SerialNumber=
Jul 29 12:03:21 mikkel kernel: usb 4-3: Product: Palm Handheld
Jul 29 12:03:21 mikkel kernel: usb 4-3: Manufacturer: Palm, Inc.
Jul 29 12:03:21 mikkel kernel: usb 4-3: SerialNumber: PalmSN12345678
Jul 29 12:04:33 mikkel kernel: usb 4-3: USB disconnect, address 13

Taking a deeper look at things, I noticed that hub 1 is a version 
2.0 hub, and hub 4 is a version 1.10 hub. These are both internal 
hubs, so I wounder if they are using the same socket? Could it be 
that the high speed hub (v2.0) tries to talk to the device, and when 
it can not, it hands it off to the full speed hub (v1.10)?

Mikkel
-- 

   Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!

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