Subject: Re: Formatting disks
To: Roger Ivie <>
From: Dave McGuire <>
List: port-vax
Date: 04/11/1996 12:48:21
On April 11, you wrote:
> Actaully, unless you're using an Adaptec MFM controller in your PC or an
> RQDX1 in your VAX, chances are very good that the low-level disk format is 
> the same. The major hard-disk controller chip makers standardized on a 
> format, so the SMC controller used in the RQDX3 and the WD controllers 
> prevalent in the PC market place use the same low-level format.
> Come to think of it, I'm not certain whehter the RQDX2 uses the 
> industry-standard format or not. I know they reworked the controller and 
> dropped the number of sectors per track from 18 to 17, but I don't know if 
> they used the industry standard format.
> The VAX does require some additional high-level information that PC for I 
> haven't come across one yet.

  Yes...the volume info stuff and the RCT stuff comes to mind...that
will be the tripping point, I think.