[Coco] Keil under VMWARE or better suggestion
Ciaran Anscomb
cocomalt at 6809.org.uk
Tue Mar 11 09:45:27 EDT 2014
Phill Harvey-Smith wrote:
> On 11/03/2014 12:15, Ciaran Anscomb wrote:
> > Mark McDougall wrote:
> >> On 11/03/2014 12:12 PM, Bill Pierce wrote:
> > That's because that image is 40 track double-sided. Without any header
> > information, XRoar can't tell the difference between that and an 80
> > track single-sided disk.
>
> Since IIRC a NitrOS9 / OS9 disk has a standard LSN0 that defines the
> geometry, would it not be possible to have XRoar try examining this if
> it doesn't find a disk header ? I believe that Mess does if you rename
> the disk from whatever.dsk to whatever.os9
I could certainly do that by extension, and perhaps optionally just
by analysing the first sector if the values make sense. I take it the
information here is still ok?
http://www.grempc.demon.co.uk/dragon/info/os9formt.txt
..ciaran
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