Subject: Re: Old mail (but relevent to SCSI drivers/Jaz/Zip disks?)
To: Colin Wood <cwood@ichips.intel.com>
From: Edward Seth Miller <esmiller@engin.umich.edu>
List: port-mac68k
Date: 08/21/1997 13:49:38
On Thu, 21 Aug 1997, Colin Wood wrote:

> Bill Studenmund wrote:
> > 
> > > > Quick question - Is it better to use the SBC or non-SBC kernel for a large
> > > > quantum drive? (large >= 1 gig)
> > > 
> > > Well, somebody can correct me if I'm wrong, but it seems like Quantum 
> > > hasn't really changed their drive hardware all that much with time, and I 
> > > KNOW that smaller Quantum drives GREATLY prefer the SBC kernel.
> > 
> > There's got to be something else we're missing in all of this. I have
> > a Quantum Lightning 730, and have always used the ncr driver. As of
> > today, I've had no problems (we'll see what happens once the drive realizes
> > I'm sending EMail about it :-)
> 
> I've got a Quantum Lightning 730 (well, it formatted out to 700 )-:

Well, that's simply because HD manufacturers call a megabyte 1000000 
bytes, not 1048576 like the rest of us do...

	-Seth

> and it
> has had some real problems with the ncrscsi driver.  Likewise, similar
> problems started again once the sbc driver started supporting flags 5
> (PDMA?).  I'll have to compile with flags 1 sometime and see if the
> problems go away I guess.   On the other hand, I haven't tried the ncrscsi
> driver since Allen made some changes which apparently stablized it quite a
> bit.
> 
> Later.
> 
> -- 
> Colin Wood                                 cwood@ichips.intel.com
> Component Design Engineer - MD6                 Intel Corporation
> -----------------------------------------------------------------
> I speak only on my own behalf, not for my employer.
>