[linux-dvb] 8051 firmware disassembly

castet.matthieu at free.fr castet.matthieu at free.fr
Thu Mar 15 09:17:26 CET 2007


Hi,

Quoting Mike Isely <isely at isely.net>:

> On Thu, 15 Mar 2007, Nick Andrew wrote:

> Take a look at this:
>
> http://members.naspa.net/djs/software/dis51.html
>
> It can also be found here:
>
> http://home.earthlink.net/~davesullins/software/dis51.html
>
> It's a simple C program that disassembles 8051 code.  You "suggest" to
> it the entry points to start from and it will follow through every jump
> it sees, hopping around through the code and hopefully skipping the
> unexecuted data.
>
Last's time I check the code following jump was buggy (it was computing wrong
address).
A patch with other mods for cypress can be found on
http://svn.gna.org/viewcvs/ueagleatm/trunk/firmware-utils/8051/d52/analyze52.c?rev=197&r1=196&r2=197


Matthieu





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