On Sun, 29 Nov 2009, Jason Byrne wrote: > Attached is a usbmon dump of the bus with the attached device, with > kernel 2.6.31.6, and ehci_hcd module loaded... > > I've also noticed that the kernel will attach this device successfully > ~ 1/5 times, so it doesn't fail 100% of the time with ehci_hcd active. The usbmon trace shows lots and lots of low-level hardware errors. In the absence of other evidence, I'd say that something is wrong with either your computer's EHCI controller, the USB cable, or the drive's USB interface. Do you have a comparable trace from a working kernel? Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
