Transcend JetFlash V85

[Hans Petter Selasky]

On Thursday 19 August 2010 22:37:00 Volodymyr Kostyrko wrote:
> Hi people.
> 
> Just recently saw the message on STABLE:
> 
> MFC r210931:
> Disable sync cache for the Transcend Jetflash V90.
> 
> This sounds good since I have the same problem with my JetFlash V85:
> Aug 19 23:33:55 limbo kernel: (da4:umass-sim1:1:0:0): SYNCHRONIZE
> CACHE(10). CDB: 35 0 0 0 0 0 0 0 0 0
> Aug 19 23:33:55 limbo kernel: (da4:umass-sim1:1:0:0): CAM status: SCSI
> Status Error
> Aug 19 23:33:55 limbo kernel: (da4:umass-sim1:1:0:0): SCSI status: Check
> Condition
> Aug 19 23:33:55 limbo kernel: (da4:umass-sim1:1:0:0): SCSI sense:
> ILLEGAL REQUEST asc:26,0 (Invalid field in parameter list)
> 
> My flash looks like:
> ugen3.3: <Mass Storage Device JetFlash> at usbus3, cfg=0 md=HOST
> spd=HIGH (480Mbps) pwr=ON
> 
>    bLength = 0x0012
>    bDescriptorType = 0x0001
>    bcdUSB = 0x0200
>    bDeviceClass = 0x0000
>    bDeviceSubClass = 0x0000
>    bDeviceProtocol = 0x0000
>    bMaxPacketSize0 = 0x0040
>    idVendor = 0x058f
>    idProduct = 0x6387
>    bcdDevice = 0x0100
>    iManufacturer = 0x0001  <JetFlash>
>    iProduct = 0x0002  <Mass Storage Device>
>    iSerialNumber = 0x0003  <SZR04MNI>
>    bNumConfigurations = 0x0001
> 
> Can someone help me understanding how can I a a quirk for my flash drive?

You can use usbconfig to add quirks on the fly. See:

usbconfig -h

And:

man usbconfig

--HPS