Messages in this thread | | | Subject | Re: Weird stuff with USB and Bluetooth | From | Stian Jordet <> | Date | Mon, 13 Oct 2003 14:21:53 +0200 |
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man, 13.10.2003 kl. 14.06 skrev Marcel Holtmann: > Hi Greg, > > > > I get these lines in my dmesg at boot-time: > > > > > > usb 1-2: device not accepting address 3, error -110 > > > hci_usb: probe of 1-2:1.1 failed with error -5 > > > hci_usb: probe of 1-2:1.2 failed with error -5 > > > usb 1-2: USB disconnect, address 4 > > > usb 1-2: device not accepting address 5, error -110 > > > hci_usb: probe of 1-2:1.1 failed with error -5 > > > hci_usb: probe of 1-2:1.2 failed with error -5 > > > > > > Which often means that the usb-hc can't get an interrupt, I have read. > > > The "problem" is that I have several usb devices (scanner, printer, > > > usbserial, hid) and I get no such error with them, only the Bluetooth. > > > And even weirder, the BT-dongle works just perfect. > > > > > > So my question is; what does this messages means? > > > > You have a broken device, sorry. > > this is not the complete story. Some USB Bluetooth devices are buggy, > that's right, but in some cases the USB host controller is acting very > weird. The ACER BT-500 for example shows the same error on all of my > UHCI based devices (with usb-uhci.o and uhci.o in 2.4), but with a NEC > USB 2.0 card and usb-ohci.o it works fine every time. But if the device > is already plugged in and the UHCI host driver is loaded later, the > device works. Also unloading/reloading of the UHCI host driver helps to > get this device working.
Thanks for your reply :) This is e 3Com BT-dongle. Anyway, I don't have to unload/reload the UHCI host driver. The device just works, even with these errors. I'm quite sure I didn't saw this error earlier (like 2.5.65, or something). I will check that later tonight.
Thanks :)
Best regards, Stian
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