Re: Virtual serial drive

[Kevin <kevin@hackaday.com>]

On Thursday, September 20, 2012 10:21:31 AM UTC-5, schmidtd wrote:
> On 9/20/2012 11:11 AM, Kevin wrote:
> 
> > On Thursday, September 20, 2012 8:08:37 AM UTC-5, schmidtd wrote:
> 
> >> On 9/20/2012 12:18 AM, Hugh Hood wrote:
> 
> >>
> 
> >>> David:
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> If you're still fishing for feature additions, how 'bout:
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> (i) Allowing the ADT Pro Server side to serve an entire folder/directory on
> 
> >>
> 
> >>> the host, in addition to its present capability of serving ProDOS disk
> 
> >>
> 
> >>> images.
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> This would resemble Mark Munz's DejaIIx capability, in that it can take a
> 
> >>
> 
> >>> folder full of files and 'emulate' a ProDOS volume with it. Obviously, the
> 
> >>
> 
> >>> file names would have to be valid ProDOS file names in order for the Apple
> 
> >>
> 
> >>> II end to work with them, and the 32 Meg volume size limitation would need
> 
> >>
> 
> >>> to be ignored, and 'formatting' could not be allowed, etc ...;
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> (ii) Allowing the virtual drive 'install' software to overwrite the Disk II
> 
> >>
> 
> >>> driver so that you wouldn't have to install the driver in its present
> 
> >>
> 
> >>> location. This would permit operation with more programs (at the cost of
> 
> >>
> 
> >>> Disk II capability, of course);
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> (iii) Provided (ii) were available, what about making the driver a SYSTEM
> 
> >>
> 
> >>> file that could autorun right after ProDOS upon boot?; and,
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> (iv) Having a CDA (on the IIGS) that could 'signal' the Server side to
> 
> >>
> 
> >>> switch to another disk image?
> 
> >>
> 
> >>>
> 
> >>
> 
> >>>
> 
> >>
> 
> >>> Remember, you asked for 'suggestions'. The second request (ii) above is
> 
> >>
> 
> >>> probably the most desired, BTW.
> 
> >>
> 
> >>
> 
> >>
> 
> >> I'd really like to do (ii) - does anyone know a recipe for replacing the
> 
> >>
> 
> >> Disk II code with your own?  I think I know where the code lives (and I
> 
> >>
> 
> >> think it's on the Language card), but I don't have any idea about all
> 
> >>
> 
> >> the vectors I'd need to change to completely replace it.  Is it as
> 
> >>
> 
> >> simple as manipulating the device table and count as I already do for s2d1?
> 
> >
> 
> > I think item iii on that list would be cool, but its not a deal breaker
> 
> 
> 
> iii is trivial - I just wanted to give people the chance to be 
> 
> absolutely sure they wanted to load this thing.  So that's on the list too.

ok so I am poking around trying to get the host running on a micro-controller, looking around your asm client code I dont see how the apple II's serial port gets set to baud rate and etc. 

course ASM might as well be some ailen language to me so how is serial port settings negotiated?