On Mon, 27 Jun 2005, Rollo Gleeson wrote:
> >Do you have sd_mod loaded or in the kernel?
>
> Yep, sd_mod is listed by lsmod ("used by - 0").
>
>
> The dmesg output after plugging in the device seems to vary. Here's another
> example:
>
> usb 1-1: new full speed USB device using address 2
> usb 1-1: control timeout on ep0in
> usb 1-1: unable to read config index 0 descriptor
> usb 1-1: can't read configurations, error -110
> hub 1-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
> usb 1-1: new full speed USB device using address 3
> spurious 8259A interrupt: IRQ7.
> usb 1-1: Product: USB Zip 250
> usb 1-1: Manufacturer: Iomega
> usb 1-1: SerialNumber: 003247B7243A1626
> Initializing USB Mass Storage driver...
> scsi0 : SCSI emulation for USB Mass Storage devices
> usb 1-1: USB disconnect, address 3
>
>
> An extra detail is logged to /var/log/messages, after the serial number
> output above:
>
> linux /etc/hotplug/usb.agent[6109]: need a device for this command
>
>
> Any ideas?
>
>
>
>
>
>
>
> On Sun, 26 Jun 2005, Rollo Gleeson wrote:
>
> > I can't get USB to work with Linux. I am not at all a developer (or even
> an
> > especially competent Linux user!) but I just can't find a solution to
> this
> > and I was advised to post to your list.
> >
> > Could someone give me some pointers on where to start, given the
> following
> > diagnostics outputs. Neither my Zip drive (shown plugged in here) nor a
> card
> > reader are being assigned to nodes, so I can't mount them.
Try turning on USB Mass Storage verbose debugging in the kernel
configuration (CONFIG_USB_STORAGE_DEBUG) and rebuilding the usb-storage
driver. Then post the dmesg output showing what happens when you plug in
one of your devices.
Alan Stern
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