[Coco] Glenside IDE + Multi-Pak + HDB-DOS

Robert Gault robert.gault at att.net
Mon Sep 12 21:09:51 EDT 2016

RETRO Innovations wrote:
> On 9/11/2016 7:56 PM, Robert Gault wrote:
>> Mark,
>> Someone who owns the Glenside IDE and an MPI needs to determine which unit or
>> software fails with the IDE set to $FF7x. You should not assume that the
>> hardware forces use of $FF5x because it might be possible to alter the READ
>> routines in HDBDOS to compensate for the "timing error" mentioned by Boisy.
>> If the IDE controller is wired "badly" then you should expect both READs and
>> WRITEs to fail. Boisy in the source code mentions only READ failures.
>> Robert
> Can someone point/link to the specific code section referencing the issue?
> Jim


Boisy's comment is at the beginning of hdbdos.asm in the Comments section. If 
the problem is with the HDBDOS code rather than hardware, it ought to be in 
dwread.asm if Boisy's comment is correct.


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