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Date:      Mon, 15 Jul 2002 01:58:56 -0400
From:      Paul Chvostek <paul@it.ca>
To:        questions@freebsd.org
Subject:   umass0: CBI reset failed, STALLED (with Sony DCR-PC101)
Message-ID:  <20020715015856.D85920@mail.it.ca>

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Using 4.5-RELEASE, I've got a Sony DCR-PC101 which can take still photos
and present 'em to a PC via USB.  The device appears to be supported by
umass(4), but I'm running in to odd errors when I plug the beasty in:

 Jul 15 00:21:00 play /kernel: umass0: Sony DSC Sony, rev 1.00/2.00, addr 2
 Jul 15 00:21:05 play /kernel: umass0: CBI reset failed, STALLED
 Jul 15 00:21:05 play /kernel: da1 at umass-sim0 bus 0 target 0 lun 0
 Jul 15 00:21:05 play /kernel: da1: <S  > Removable Direct Access SCSI-0 device 
 Jul 15 00:21:05 play /kernel: da1: 150KB/s transfers
 Jul 15 00:21:05 play /kernel: da1: 7MB (15840 512 byte sectors: 0H 0S/T 0C)

And when I try to `mount -t msdos /dev/da1c /a`, I get:

 Jul 15 00:21:47 play /kernel: umass0: Unsupported RBC command 0x08
 Jul 15 00:21:47 play /kernel: da1: reading primary partition table: error reading fsbn 0

Now ... I know the USB uses two reset types, Port and Command Block.  Is
a "CBI reset" really a "Command Block Reset"?  Is the "CBI reset failed"
error an indication that FreeBSD's umass implementation is incompatible
with my camera?

(The camera works as expected under certain other non-Unix-like
operating systems.)

Are there significant changes to umass since 4.5-RELEASE?

Thanks for any advice....

-- 
  Paul Chvostek                                             <paul@it.ca>
  Operations / Abuse / Whatever                          +1 416 598-0000
  it.canada - hosting and development                  http://www.it.ca/


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