[Coco] Microware OS-9 Manuals
Joel Ewy
jcewy at swbell.net
Thu Nov 28 11:07:21 EST 2013
On 11/28/2013 09:23 AM, Greg Law wrote:
> Thanks, these don't have the complete LSN 0 information either. You
> have the Tandy OS-9 Level 2 Technical Reference and the Microware OS-9
> System Programmer's Manual (which will come in handy for a bit of
> cross-referencing), but neither of these completely cover LSN 0. Both
> these have DD.SPT (sectors per track) followed by DD.RSV (reserved)
> and I think one of the two reserved bytes is actually something like
> DD.T0S that specifies the number of sectors in Track 0 since it can be
> different than DD.SPT. I think the Gimix and other SWTPC versions of
> OS-9 used something like 10 sectors on Track 0 and 16 or 18 sectors
> for all remaining tracks.
>
I have PDFs of OS-9 manuals that purport to have come with a GIMIX
system. I got them off the net somewhere, but don't recall at the
moment where from, and a quick search doesn't find them online. The
manuals were scanned without OCR, so they're fairly large. All the
GIMIX documentation is about 127M, though the OS-9 User Manual is only
about 10M. Should I upload them to one of the aforementioned sites?
JCE
> I see DD.T0S outlined in the device descriptor and in the path
> descriptor, but I'd swear it should be on LSN 0 as well but the Tandy
> manuals omit this information.
>
> -----Original Message----- From: Michael Rowen
> Sent: Thursday, November 28, 2013 9:30 AM
> To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] Microware OS-9 Manuals
>
> Greg,
>
> You can find complete PDFs at cococoding.com.
>
>
>
>
>
>
>
> Greg Law <glaw at live.com> wrote:
>
>> Does anyone have or know where I might obtain scanned or text
>> versions of the Microware OS-9 Level 2 manuals? I’m looking through
>> the NitrOS-9 Technical Reference and noticed that the layout of LSN 0
>> is not quite kosher. Specifically, it’s missing the information on
>> the non-CoCo disk formats that have T0S potentially set to a
>> different sector size than the rest of the disk. This makes me wonder
>> how much other information might be missing from the NitrOS-9
>> documentation.
>>
>> I’d like to get a complete set of the Microware manuals if they are
>> available, but I’ll take what I can get.
>>
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