lkml.org 
[lkml]   [2004]   [Oct]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [linux-usb-devel] Re: Linux 2.6.x wrongly recognizes USB 2.0 DVD writer (solved)
On Thu, Oct 14, 2004 at 10:26:53AM -0400, Alan Stern wrote:
>
> On Thu, 14 Oct 2004, Ganesan R wrote:
> >
> > I checked the kernel sources. Sure enough,
> > drivers/usb/storage/unusual_devs.h
> > has a new entry in the 2.6 tree:
> >
> > ========
> > /* <torsten.scherer@uni-bielefeld.de>: I don't know the name of the bridge
> > * manufacturer, but I've got an external USB drive by the Revoltec company
> > * that needs this. otherwise the drive is recognized as /dev/sda, but any
> > * access to it blocks indefinitely.
> > */
> > UNUSUAL_DEV( 0x0402, 0x5621, 0x0103, 0x0103,
> > "Revoltec",
> > "USB/IDE Bridge (ATA/ATAPI)",
> > US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_INQUIRY),
> > ========
> >
> > I have not yet tested after removing this entry, but this looks to be
> > the likely problem. The enclosure actually supports both 3.5 IDE hard
> > disks as well as 5.25 CD/DVD drives. I have no clue why this entry
> > should cause the drive to be wrongly detected. CCing linux-usb-devel for
> > help.
>
> Certainly that entry is the problem. It has been removed in the latest
> development kernels; it may already be gone in 2.6.9-rc4.

I removed that entry and recompiled 2.6.8. The drive is now recognized
properly again in 2.6.8. Thanks to every one who helped.

Ganesan
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:07    [W:0.046 / U:32.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site