Re: ProDOS Plus

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

mdj wrote:
> On Jun 30, 11:50 am, "Bryan Parkoff" <nos...@nospam.com> wrote:
>
> > > > As for actual file system support, it should have P8 and Smartport
> > > > compatibility, original HFS and possibly FAT16.
> >
> > > > Now the questions arise.
> >
> > > Right.  I think by adding HFS to the list, you've "blown the budget".
> > > This is no longer a simple extension.  FAT16 may also be in this
> > > category.  Even increasing the maximum size of a ProDOS(+) volume
> > > may be well beyond the scope of a "simple extension".
> >
> >    I try to remember.  Beneath to ProDOS manual states to limit 65,536
> > blocks per volume.  I think that ProDOS is designed to read only 8 bit width
> > byte.
>
>
> The block limit only exists within the ProDOS filesystem itself.
> ProDOS 8 V1.5+ can access larger volumes via AppleTalk. See an
> AppleTalk reference for a description of the ProDOS Filing Interface
> that allows this.

At the file level, the ProDOS limit is 16MB (3-byte byte pointer).
That limit is probably not too constraining.

Appletalk file sharing presents only a file level to ProDOS, since the
remote volume is managed by the server.

-michael

NadaNet file server for Apple II computers!
Home page:  http://members.aol.com/MJMahon/

"The wastebasket is our most important design
tool--and it's seriously underused."