Re: A92: User stack on a TI-92 II

To: assembly-92@lists.ticalc.org
Subject: Re: A92: User stack on a TI-92 II
From: Niklas Brunlid <e96nbr@efd.lth.se>
Date: Wed, 28 Jan 1998 12:33:12 +0100
References: <Pine.SUN.3.91N2x.980128121057.12569A-100000@dront.nada.kth.se>
Reply-To: assembly-92@lists.ticalc.org


Jonas Minnberg wrote:
> 
> On Wed, 28 Jan 1998, Niklas Brunlid wrote:
> 
> >
> > Has the user stack been moved on the TI-92 II? I made a program that
> > doesn nothing else than writing out a7 on the screen and waits for a
> > key, and it wrote $4125 or something - which is in the memory area that
> > according to the RAM.txt file is the supervisor stack.
> >
> 
> Interesting. Try to execute a priviliged opcode and see if
> you get an exception. Cause you are using Fargo II right?
> Which is supposed to be in usermode.

Fargo II v0.2.5. I tried MOVE.L USP,a0 - locked up the calc with a
Privilege Violation error.

References:

Re: A92: User stack on a TI-92 II

From: Jonas Minnberg <md94-jmi@nada.kth.se>

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