usb/160911: The usb flash drive JetFlash Transcend 16GB 1100 doesn't work by default

Hans Petter Selasky hselasky at c2i.net
Thu Sep 22 16:49:34 UTC 2011


On Thursday 22 September 2011 18:28:24 Andrey wrote:
> >Number:         160911
> >Category:       usb
> >Synopsis:       The usb flash drive JetFlash Transcend 16GB 1100 doesn't
> >work by default Confidential:   no
> >Severity:       non-critical
> >Priority:       low
> >Responsible:    freebsd-usb
> >State:          open
> >Quarter:
> >Keywords:
> >Date-Required:
> >Class:          sw-bug
> >Submitter-Id:   current-users
> >Arrival-Date:   Thu Sep 22 16:30:05 UTC 2011
> >Closed-Date:
> >Last-Modified:
> >Originator:     Andrey
> >Release:        FreeBSD 9.0-BETA2
> >Organization:
> 
> >Environment:
> reeBSD localhost 9.0-BETA2 FreeBSD 9.0-BETA2 #9 r225639M: Sat Sep 17
> 20:06:00 MSK 2011     root at localhost:/usr/obj/usr/src/sys/GENERIC  amd64
> 
> >Description:
> The usb flash drive JetFlash Transcend 16GB 1100 doesn't work by default:
> dmesg;
> 
> ugen3.2: <JetFlash> at usbus3
> umass0: <JetFlash Mass Storage Device, class 0/0, rev 2.00/11.00, addr 2>
> on usbus3 umass0:  SCSI over Bulk-Only; quirks = 0x0000
> umass0:13:0:-1: Attached to scbus13
> ugen3.2: <JetFlash> at usbus3 (disconnected)
> umass0: at uhub3, port 1, addr 2 (disconnected)
> 
> usbconfig:
> 
> <Mass Storage Device JetFlash> at usbus3, cfg=0 md=HOST spd=HIGH (480Mbps)
> pwr=ON
> 
> /dev/ haven't any da* devices.
> 
> >How-To-Repeat:
> plug in usb flash drive JetFlash Transcend 16GB 1100
> 
> >Fix:
> usbconfig -d 3.2 add_quirk UQ_MSC_NO_SYNC_CACHE
> usbconfig -d 3.2 reset
> 
> mount_msdos /dev/da0s1 /mnt/flash
> done

Hi,

Can you dump the USB device descriptor of your device?

--HPS


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