Re: A89: Overwriting ROM (was Re: Linux Port)


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Re: A89: Overwriting ROM (was Re: Linux Port)




Scott Noveck wrote:
> 
> The secret of overwriting portions of the ROM will probably never be shared
> by those of us who know it - it's too powerful.  Wormhole (one of the French
> guys) actually DID write a successful virus, and tested it himself - he
> couldn't FLASH over his calc.  And his antivirus didn't work, so he actually
> had to go into his ROM hex editor (I want one of those =) and fix it. . .
> then again, I'm sure that he could have just screwed it up worse and sent in
> to TI to fix it =)
> 
> Speaking of which, FYI, my calc should be down in Fort Worth now, being
> repaired by TI. . . the graphlink broke and got stuck in the linkport.  I
> convinced them to send me a new calc to calc cable, too =)
> 
> There's no point in porting Linux to a TI - name one feature worth having on
> the calculator.  No Linux programs would be compatible with the calc becuase
> NOTHING is meant to work on a small 2-color LCD screen with such a weird
> input system.  The kernel doesn't have anything that would benefit a calc
> with less than 400k of RAM. . .
> 
> Also, I believe that to write an entire new ROM you must write it to be
> compatible with the bootloader.  A new ROM would have to be Flashed in, not
> sent via a program to overwrite the ROM. . .

	You see, hereabouts is where my problem begins.  Too many people are
speaking on speculation.  Now, I'm not saying that your incorrect, but
you very well could be.  And I, as a beginner, get very easily confused
by comments like this.  Such is the reason why I am trying to find out
the facts.  And also, I think that this whole Linux on calc thingy will
be way too confusing if people speak on speculation and on facts.  Sorry
if I offenede anyone there.
	- Matt
> 
>     -Scott


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