[Coco] Another Coco Virtual Disk Util

Wed Oct 23 23:01:07 EDT 2013

Let me see what I can do..

In the meantime, I am looking for suggestions for my code-rewrite.  Should the CreateDisk and FormatDisk dialogs be a single (somewhat cluttered) dialog, a "step-by-step" wizard, or something else entirely?

-Walt Zydhek

-----Original Message-----
From: coco-bounces at maltedmedia.com [mailto:coco-bounces at maltedmedia.com] On Behalf Of Wayne Campbell
Sent: Wednesday, October 23, 2013 7:31 PM
To: CoCoList for Color Computer Enthusiasts
Subject: Re: [Coco] Another Coco Virtual Disk Util

Sorry I wasn't more clear. Yes, the volume label. I keep calling it disk name.

Wayne
 On Oct 23, 2013 10:26 PM, "Walt Zydhek" <walt at wzydhek.com> wrote:

> Did you mean to set the Volume Label? Or to name the virtual disk file?
>
> I plan to add an Options Menu item, which will among other things, let 
> you specify default parameters for things like formatting a disk 
> (including default SAS).
> May hold off adding that until after the code re-write.
>
> -Walt Zydhek
>
> -----Original Message-----
> From: coco-bounces at maltedmedia.com 
> [mailto:coco-bounces at maltedmedia.com]
> On Behalf Of Wayne Campbell
> Sent: Wednesday, October 23, 2013 6:36 PM
> To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] Another Coco Virtual Disk Util
>
> LOL I meant in his EmuDisk program's format function, not in the OS9 
> format utility. ;)
>
> Wayne
>  On Oct 23, 2013 9:28 PM, "Gene Heskett" <gheskett at wdtv.com> wrote:
>
> > On Wednesday 23 October 2013 21:25:05 Wayne Campbell did opine:
> >
> > > Thanks for the correction, Gene. :)
> > >
> > > I knew it was something like that, but didn't know the specifics.
> > > Looks like 93 megs isn't the line after all.
> > >
> > Nope, 93 megs is still 1 sector/cluster.
> >
> > > Walt, would you add the ability to select cluster size to the 
> > > format function? Oh, and this reminds me, can you make the naming 
> > > function come into play when formatting? I keep forgetting to name the disk.
> >
> > Huh?  There is a command line option, or it will stop before the 
> > verify phase and ask you for the disks name.  I don't know as theres 
> > an option not to name it.
> >
> > > Wayne
> > >
> > >  On Oct 23, 2013 2:20 PM, "Gene Heskett" <gheskett at wdtv.com> wrote:
> > > > On Wednesday 23 October 2013 14:13:53 Wayne Campbell did opine:
> > > > > I may be mis-remembering something. I do recall that if I 
> > > > > change the cluster size it will affect how many sectors are 
> > > > > used when allocating space for a file, or to increase the 
> > > > > allocation for a file. The minimum is 1-sector clusters, and 
> > > > > over a certain size of drive space (I seem to recall it being 
> > > > > $5A000) you cannot use 1-sector clusters.
> > > > >
> > > > > If someone knows what I am talking about, please feel free to 
> > > > > correct me or back me up, whichever is required.
> > > > >
> > > > > Wayne
> > > >
> > > > In decimal sizes, it falls over at slightly above 131 megabytes, 
> > > > or if speaking in hex, 128 megabytes in 1024 per kilobyte measure.
> > > > above that, cluster size has to grow in powers of 2.  I have 2 
> > > > 1Gb drives, the original uses a cluster size of 4 and is about 
> > > > 480 megabytes so I can use some of the rest as HDBDOS vdrives, 
> > > > the added twin is at cluster size=16 ($10 in hex) as the whole 
> > > > gigabyte is formatted for os9.
> > > >
> > > > >  On Oct 22, 2013 10:54 PM, "Bob Devries" 
> > > > > <devries.bob at gmail.com>
> > wrote:
> > > > > > Wayne,
> > > > > > I think you're confusing Segment Allocation Size with 
> > > > > > Cluster Size. They are totally different.
> > > > > >
> > > > > > Cluster size is determined at format time (on the Format 
> > > > > > command line in NitrOS9), and is the number of sectors which 
> > > > > > are "clustered" together as a single addressable unit. On 
> > > > > > hard disks, this can be set to any number (must be power of 2).
> > > > > >
> > > > > > Segment allocation size is the number of sectors (or 
> > > > > > clusters) allocated at one time when creating or extending a 
> > > > > > FILE on the disk. Remember, a directory is just another file to OS-9.
> > > > > >
> > > > > > Regards, Bob Devries
> > > > > > Dalby, QLD, Australia
> > > > > >
> > > > > > ----- Original Message ----- From: "Wayne Campbell"
> > > > > > <asa.rand at gmail.com> To: "CoCoList for Color Computer
> Enthusiasts"
> > > > > > <coco at maltedmedia.com> Sent: Wednesday, October 23, 2013 
> > > > > > 12:13 PM
> > > > > > Subject: Re: [Coco] Another Coco Virtual Disk Util
> > > > > >
> > > > > >
> > > > > > Luis,
> > > > > >
> > > > > > The OS9 format command defaults to 32 sector minimum allocation.
> > > > > > You can change it by using the appropriate flag in the 
> > > > > > command line (not sure of its option name offhand). I 
> > > > > > learned years ago that the max size set for hd's is because 
> > > > > > it is the max size you can use 1-sector allocations with. I 
> > > > > > keep forgetting to specify that when I format a vhd with that command.
> > > > > >
> > > > > > Wayne
> > > > > >
> > > > > > On Oct 22, 2013 10:02 PM, "Luis Fernظ„ndez"
> > > > > > <luis46coco at hotmail.com>
> > > >
> > > > wrote:
> > > > > >  Wayne. I think that  OS9 has PD.SAS  Segment allocation 
> > > > > > size
> > > > > >
> > > > > >> Minimum size of segment allocation (number of sectors to be 
> > > > > >> allocated at one time) I think it is for new directories 
> > > > > >> (usually minimum 8 sectors) not whether to also file
> > > > > >>
> > > > > >>
> > > > > >> --
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> > > > Cheers, Gene
> > > > --
> > > >
> > > > "There are four boxes to be used in defense of liberty:
> > > >  soap, ballot, jury, and ammo. Please use in that order."
> > > >
> > > > -Ed Howdershelt (Author)
> > > >
> > > > BOFH excuse #54:
> > > >
> > > > Evil dogs hypnotised the night shift A pen in the hand of this 
> > > > president is far more dangerous than 200 million guns in the 
> > > > hands of
> > > >
> > > >          law-abiding citizens.
> > > >
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> >
> >
> > Cheers, Gene
> > --
> > "There are four boxes to be used in defense of liberty:
> >  soap, ballot, jury, and ammo. Please use in that order."
> > -Ed Howdershelt (Author)
> >
> > We all know that no one understands anything that isn't funny.
> > A pen in the hand of this president is far more dangerous than 200 
> > million guns in the hands of
> >          law-abiding citizens.
> >
> > --
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> >
>
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