[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: reset high speed USB device using ehci_hcd and address x in squeeze

On Mon, 30 May 2011 02:09:04 +0000, Juan R. de Silva wrote:

> I have a NexStar multi interface to USB adapter which I wanted to use to
> connect my old IDE HDD to wipe it out before giving it away. While
> trying to use it I hit the problem in subject line. That is:"Reset high
> speed USB
> device using ehci_hcd and address x" in loop message. (Looks like its an
> old bug while googling.)

Yep, it seems that many people (not only in Debian) have been bitten by 
that :-(
> I've tried to unload ehci_hcd and load uhci_hcd module instead in
> attempt to resolve the problem. Unfortunatelly this not only caused me
> loosing my mouse but appeared to be useless, since the unloaded ehci_hcd
> module was fired by OS again automatically, and here we go - same
> vicious circle.

I'm afraid USB kernel modules are loaded on demand, so as soon as you 
have plugged any USB device, the kernel (in join with that udev "thingy") 
will try to load the module again.

> So, I gave up on it, and then, just out of curiosity, connected the damn
> thing to my laptop with Ubuntu Lucid. To my huge surprise Lucid did not
> have any problem with it, and right now I'm running shred on the device
> writing it with 0's.
> How do they manage it, and why it is (still ?) a problem on Debian?

Maybe a different kernel version makes the difference here, not Debian.



Reply to: