Date   : Sun, 24 Jul 2005 19:18:58 +0100
From   : jgh@... (Jonathan Graham Harston)
Subject: Re: floppy discs

John Kortink <kortink@...> wrote:
> >*TAPE issues OsByte 140. Trap OsByte and whenever OsByte 140 goes
> >past, change it to OsByte 141 - *ROM
> 
> Yes, but there are game protections that put back
> the entire standard vector set by copying it from
> the OS ROM straight to the vector area.
 
RFS and CFS are the same filing system. The default vector set
points to CFS/RFS. The only difference is an internal flag that
tells CFS/RFS whether to fetch data via a ROM service call or by
talking to the ACIA.
 
-- 
J.G.Harston - jgh@...                - mdfs.net/User/JGH
Sheffield Boundary Review at http://mdfs.net/User/JGH/Docs/Politics/ParlReview