Re: Getting a disk image to a IIgs

["Michael J. Mahon" <mjmahon@aol.com>]

Tristan Mumford wrote:
> Polymorph wrote:
>
>
> > On Mar 11, 9:14 am, "William Garber" <willy4...@garberstreet.com>
> > wrote:
> >
> > > "Tristan Mumford" <xtristan.xmumf...@xgmail.xcom> wrote in
> > > messagenews:45f3254f$0$60330$c30e37c6@lon-reader.news.telstra.net...
> > > : Greg Buchner wrote:
> > >
> > > :
> > > : > In article <45f20ec0$0$60346$c30e3...@lon-reader.news.telstra.net>,
> > > : >  Tristan Mumford <xtristan.xmumf...@xgmail.xcom> wrote:
> > > : >
> > > : >> Tristan Mumford wrote:
> > > : >>
> > > : >> > Tristan Mumford wrote:
> > > : >>
> > > : >> > I just tried it out. The html with the ftp dir reckons they are
> > > : >> > disk copy format. Disk copy on my mac won't recognise them.
> > > : >>
> > > : >> Sorry about the self reply.
> > > : >> I got ADTPro working, and copied across a 2mg version of System 4.
> > > : >> It just booted. Happy day!
> > > : >
> > > : > Good, because I didn't have GS System 4 sitting around, only 3.2,
> > > : > 5.0.2, 5.0.4, 6.0 and 6.0.1...
> > > : >
> > > : > Anything else you might be interested in?
> > > :
> > > : ...Interested yes. But I need more RAM for some. Do you have any
> > > : suggestions for anythin useful or fun? I really want to give the IIgs a
> > > : good test drive.
> > > :
> > > : I thought I'd give some games a try. I've tried
> > > : putting a few from
> > > :http://www.whatisthe2gs.apple2.org.za/the_fairway/
> > > : on to disk. None have worked for me so far. Each
> > > : one fails to boot for a different reason. I suspect
> > > : the floppies I'm using. The floppies format and
> > > : verify correctly in prodos though.
> > > : I've tried one game on a few disks so far to try
> > > : to narrow down the problem. "Bubble Ghost".
> > > : I'm going to try some other single disk games to
> > > : try to pin what's happening.
> > > : Nothing has changed between when I wrote the GS/OS
> > > : disks and the game disks.
> > >
> > > FYI: 2MG images have a header. They aren't straight
> > > disk images. This header must be removed before they
> > > are copied to disk.
> > >
> > > Also, Shrinkit images need to be opened and then
> > > file copied to a fresh disk image or blank disk.
> > >
> > > William Garber
> > > Email Address - willy4...@garberstreet.com
> > > Alt. Email - willy4...@comcast.net
> > > Web address -http://www.garberstreet.com
> >
> > Bill,
> >
> > If Tristan is using ADTPro, then transferring 2mg files is fine as
> > ADTPro automatically removes the header.
> >
> > cheers,
> > -p
>
> The corruption actually turned out to be a combination of a bad ground, and
> bad transfers in the first place. Now the ground is fixed it's working
> better. Something still seems very wrong though.
>
> Copying files in GS/OS is even worse than I would have expected. It only
> does a very tiny amount of data before it asks for a disk change. I realise
> 1.25mb isn't gigantic (yes I upgraded to that today), but nearly half
> should be free when doing a transfer. It seems like it's inly getting 1 or
> 2 k per read.
> Any ideas? It's the same in both system 4 and 5.

You'd have much better luck running ProDOS- or DOS-based copiers.

Full-disk copies are independent of OS.

-michael

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