Xebec/IBM Debug Address for Low-Level Format??

[Randy McLaughlin]

From: "Tony Duell" <ard at p850ug1.demon.co.uk>
Sent: Monday, June 06, 2005 5:23 PM

>> I want to perform a low-level format on my Seagate ST-225 MFM hard
>> drive - it has the Xebec (IBM) 1210 controller card. I cannot for the
>
> Real IBM ST506 controllers don't have a low-level format routine in the
> ROM, you have to load a program from floppy. It was on the IBM Advanced
> Diagnostics disk (IIRC), I assume there's something suitable on the web
> somewhere.
>
> For _most clone_ hard disk controllers, the address is C800:5 BTW
>
> -tony

FWIW most clones used an offset of 5 (C800:5, CC00:5, etc) but Adaptec used 
CCC (C800:CCC, CC00:CCC).


Randy
www.s100-manuals.com