From owner-freebsd-scsi  Tue Jan 14 12:17:37 2003
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Date: Tue, 14 Jan 2003 12:17:27 -0800 (PST)
From: Nate Lawson <nate@root.org>
To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de>
Cc: freebsd-scsi@freebsd.org
Subject: Re: quirk candidate: SEAGATE ST52160N
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On Tue, 14 Jan 2003, Justin T. Gibbs wrote:
> What you should probably do is trace the sense buffer both before
> and after the sense is retrieved.  Perhaps fill the target sense
> buffer with a known pattern, log the transfer residual, and see if
> the number of bytes overwritten is as you would expect.

i.e.
  memset(csio.sense_data.sense_buf, 0xa5, sizeof csio.sense_data);
before sending the sync cache in camcontrol, then
  printf("resid %d, sense_resid %d\n", csio.resid, csio.sense_resid);
afterwards.

-Nate


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