Try a quirk to disable the short form of READ and WRITE.  There are
other devices with this quirk (these quires are in scsiconf.c, I think).

    -- Lennart


"Nathan J. Williams" wrote:

> I tried using the USB connection of a new Olympus D-100 camera to read
> a SmartMedia card of pictures. It didn't quite work on my iBook, under
> today's -current, with rev 1.76 of umass.c.
>
> Attach looks so-so:
>
> umass0 at uhub1 port 1 configuration 1 interface 0
> umass0: OLYMPUS C-1, rev 1.10/10.62, addr 2
> umass0: using SCSI over BBB
> scsibus0 at umass0: 2 targets, 1 luns per target
> scsibus0: waiting 2 seconds for devices to settle...
> sd0 at scsibus0 target 1 lun 0: <OLYMPUS, C-1, 1062> SCSI2 0/direct
> removable
> sd0: mode sense (4) returned nonsense; using fictitious geometry
> sd0: 16000 KB, 15 cyl, 64 head, 32 sec, 512 bytes/sect x 32000 sectors
> sd0: mode sense (4) returned nonsense; using fictitious geometry
>
> Running "disklabel sd0" produced the following kernel message:
>
> sd0(umass0:0:1:0):  Check Condition on CDB: 0x08 00 00 00 01 00
>     SENSE KEY:  Illegal Request
>      ASC/ASCQ:  Invalid Command Operation Code
>
> sd0: I/O error reading block zero
>
> but a dimly-reasonable fictitious geometry:
>
> 3 partitions:
> #        size    offset     fstype  [fsize bsize cpg/sgs]
>  c:     32000         0     unused      0     0         # (Cyl.    0 - 15*)
>
> I saw that there was a quirk specifically for the C-1 camera engine in
> umass.c already, and while disabling that does make things worse (lots
> of "umass0: Invalid CSW: sig 0x55425355 should be 0x53425355"), it's
> still not quite functional.
>
> Any ideas? What debug flags or tweaks should I try next?
>
>         - Nathan