Re: A89: Linux Port for 89/92

To: assembly-89@lists.ticalc.org
Subject: Re: A89: Linux Port for 89/92
From: Olle Hedman <oh@hem.passagen.se>
Date: Wed, 14 Jul 1999 09:36:00 +0200
Delivered-To: assembly-89-outgoing@towerguard.unix.edu.sollentuna.se
Delivered-To: assembly-89@lists.ticalc.org
References: <0FEU00I534L28R@mail.megsinet.net>
Reply-To: assembly-89@lists.ticalc.org


Why doesn't people read my posts. If you overwrite a certain byte in flash that
is not in this first 64k, the bootloader will refuse to show..
so yes, it _IS_ possible to trash your calc.
but if you don't overwrite this part, there should be no problem.

//Olle

Mark Zavislak wrote:
> 
> Patrick Sweeney wrote:
> 
> >So, we would just to be sure to not overwrite that part, if we ever figure out
> >how that whole mess works, and what to save, and what not to save.
> 
> TI has already anticipated problems with parts of the rom being
> overwritten.  They have hardware locked the first 64k (?) of the flashrom
> chip, and if all else fails, pulling out all the batteries, then holding
> the APPS key while you insert the last one will bring you to the
> bootloader screen which allows you to reinstall TI code.  Interestingly
> enough, if the port is ever developed, this would probably be the
> preferred way of installing it...
> 
> -Mark Zavislak
> felix@megsinet.net

References:

Re: A89: Linux Port for 89/92

From: Mark Zavislak <felix@megsinet.net>