Re: [hatari-devel] EmuTOS ACSI problem (was: Hatari snapshots)

["Roger Burrows" <rfburrows@xxxxxxxxx>]

Hi Thomas,
On 22 Nov 2014 at 14:50, Thomas Huth wrote:
....
> > > > > > Am Fri, 21 Nov 2014 12:03:05 -0500
> > > > > > schrieb "Roger Burrows" <rfburrows@xxxxxxxxx>:
> > > > > > > > 
> > > > > > > I started off needing to fix an EmuTOS bug which shows up
> > > > > > > when running with Hatari 1.8.0.  However EmuTOS under 1.8.0
> > > > > > > does not recognise ACSI disks due to (I believe) a bug in
> > > > > > > ACSI handling which (I suspect) is fixed in the current
> > > > > > > repository (the bug is related to accessing both 8604 &
> > > > > > > 8606 with the same instruction).  If the fix is indeed in
> > > > > > > the current repository, then I don't need to post a bug
> > > > > > > report.
....
> 
> After doing some reading, I think the IRQ line of the HDC should be
> disabled right at the start when a new command byte is sent (and of
> course it has to be enabled again once the byte has been accepted).
> I've committed a fix, EmuTOS now seems to recognize the ACSI disks
> again.
> 
OK, many thanks!  Now all I have to do is figure out why the Windows snapshots 
won't work for me ...

Best wishes,
Roger