Problem with external usb harddisk

[Roland Smith]

On Wed, May 30, 2007 at 12:34:05PM +0200, Cédric Devillers wrote:
> Hello,
> 
> I have a problem with an external usb harddisk in FreeBSD 5.4.
> It seems to be recognize but when I try to fdisk it, I have the following
> message : fdisk: can't open device /dev/da0
> 	  fdisk: cannot open disk /dev/da0: Input/output error
> 
> The kernel dmesg is :
> 
> umass0: VIA Technologies Inc. USB 2.0 IDE Bridge, rev 2.00/0.03, addr 2
> umass0: 8070i (ATAPI) over Bulk-Only; quirks = 0x0000
> umass0:0:0:-1: Attached to scbus0
> da0 at umass-sim0 bus 0 target 0 lun 0
> da0: <Hitachi HDS721680PLA P21O> Fixed Direct Access SCSI-2 device 
> da0: 1.000MB/s transfers
> da0: 78533MB (160836480 512 byte sectors: 255H 63S/T 10011C)
> umass0: Invalid CSW: tag 7 should be 8
> (da0:umass-sim0:0:0:0): Synchronize cache failed, status == 0x10, scsi status == 0x0 
> Opened disk da0 -> 5
> 
> Is there a solution?

You could try if it works with 6.2. Release 5.4 is old and no longer supported.
Some USB mass storage devices have quirks. If they are known, the driver
handles them specially.

Roland
-- 
R.F.Smith                                   http://www.xs4all.nl/~rsmith/
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