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Date:      Wed, 22 Mar 1995 11:58:09 -0800 (PST)
From:      "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com>
To:        wilko@yedi.iaf.nl (Wilko Bulte)
Cc:        bob%obiwan@yedi.iaf.nl, amurai@spec.co.jp, dufault@hda.com, pst@Shockwave.COM, freebsd-hackers@freefall.cdrom.com
Subject:   Re: kern/248: scbus attach/probe printf inconsistency
Message-ID:  <199503221958.LAA09924@gndrsh.aac.dev.com>
In-Reply-To: <199503212123.WAA01722@yedi.iaf.nl> from "Wilko Bulte" at Mar 21, 95 10:23:36 pm

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> 
> > Atsushi MURAI wrote:
> > > 
> > > > > bt0: targ 0 sync rate=10.00MB/s(100ns), offset=15
> > > > > bt0: targ 1 sync rate= 4.54MB/s(220ns), offset=15
> > > > > bt0: targ 4 async
> > > > > bt0: targ 6 async
> > > 
> > > It's a common information for SCSI bus by each target and card. So I
> > > will recommend these information should be saved into common
> 
> Leave out the 100ns stuff, it's redundant. Other than that, it looks OK
> to me. BTW what means 'offset' in this case? 

Offset is how many bytes you can have unacked during a sync transfer,
think of it as a TCP window size.  The bigger the better, 15 is the max!

> > I agree very strongly with Atsushi on this.  I use these as visible evidence
> > that all the negotiations are going as I expected.  Without them you're left
> > in the dark.
> 
> Yep, good idea!
> 

-- 
Rod Grimes                                      rgrimes@gndrsh.aac.dev.com
Accurate Automation Company                   Custom computers for FreeBSD



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