[Coco] Nitros9 on Keil

[Bob Devries]

Mark,

No the file isn't corrupt. It's just that the NitrOS9 team choose to only 
write those tracks that actually have data on them to the disk image. Saves 
space I guess.

Regards, Bob Devries

----- Original Message ----- 
From: "Mark McDougall" <msmcdoug at iinet.net.au>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Monday, September 13, 2010 5:35 PM
Subject: Re: [Coco] Nitros9 on Keil


> On 13/09/2010 5:25 PM, Bob Devries wrote:
>
>> is it possible that the NitrOS9 disks fail to load because they are not 
>> the
>> correct length? I notice that the file you're trying to use is just 
>> 317,952
>> bytes long, which is short for a 40 track double-sided disk; should be
>> 368,640. I wonder if the Keil emulator is barfing on that?
>
> Yeah, I noticed that the file was a funny length. The file length would 
> suggest 1242 sectors (69 tracks), whilst the OS9 disk header specifies 
> 1440 sectors (a full 80 tracks).
>
> I think you're correct - the file must be corrupt?!?
>
> Regards,
>
> -- 
> |              Mark McDougall                | "Electrical Engineers do it
> |  <http://members.iinet.net.au/~msmcdoug>   |   with less resistance!"
>
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