umass0: Invalid CSW: tag N should be N+1

[Alexander Nedotsukov]

Hi Guys,

FreeBSD 5.4-STABLE i386

usb5: EHCI version 0.95
usb5: companion controllers, 2 ports each: usb3 usb4
usb5: <VIA VT6202 USB 2.0 controller> on ehci1
usb5: USB revision 2.0
uhub5: VIA EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub5: 4 ports with 4 removable, self powered
umass0: I-O DATA DEVICE,INC. HDH-SUE, rev 2.00/1.00, addr 2
da0 at umass-sim0 bus 0 target 0 lun 0
da0: <I-O DATA HDH-SUE 0100> Fixed Direct Access SCSI-2 device
da0: 40.000MB/s transfers
da0: 286188MB (586114704 512 byte sectors: 255H 63S/T 36483C)

Anyone familar with $subj? Drive seems to work at full speed with minor 
freezes (10-15 sec) after each "Invalid CSW" error. It also used to work 
under Windows XP w/o any problems at all.

Thanks,
Alexander.