Disabling SCSI parity checking to dump disk on ACB4000 MFM-SCSI adapter?

Grant Taylor cctalk at gtaylor.tnetconsulting.net
Fri Sep 25 22:22:18 CDT 2020


On 9/25/20 10:38 AM, Glen Slick via cctalk wrote:
> If the Adaptec 2940 BIOS seems to detect the disk I wonder what would 
> happen if DOS was set up on the system and ASPI8DOS.SYS was loaded. 
> Would the Adaptec 2940 and ASPI driver respect the BIOS parity setting 
> and interact with the ACB4000 bridge well enough for a fairly simple 
> DOS program to be able to use the ASPI interface to send READ CDBs 
> to read the sectors from the device? If I had such a device myself 
> to experiment with I'd probably give that a try to see if it works.

If it would work, I wonder if you could then use something like Ghost to 
copy the drive to an image or another more standard drive that could 
then more easily be worked with.



-- 
Grant. . . .
unix || die


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