[Coco] disassembling
Roger Taylor
rtaylor at bayou.com
Wed Jan 14 17:40:25 EST 2004
At 04:52 PM 1/14/2004 -0500, you wrote:
>Roger Taylor wrote:
>
>>Is there much disassembling going on today? I've had a request or two
>>for adding a disassembler mode to Portal-9. It sounds interesting enough
>>that we could take one of the many CoCo .rom files or .bin files and turn
>>them back into source code that is ready to be reassembled.
>>If I add this mode, it would work by taking a preloaded binary file and
>>then converting it into another edit window as CCASM source code. I
>>think a panel of switches should be available so the user can quickly
>>toggle some modes, change a few params, then do it again until the source
>>code is workable, cutting down on how much manual editing will be
>>required, if any.
>>Any suggestions?
>>----------
>>Roger Taylor
>>
>
>Use the CerComp Source III as a model. This disassembler has a fast mode
>which works like the EDTASM debug, but it also has a full mode which saves
>the created source to disk as an .asm file.
>
>The best thing about this program is that the user can enter addresses for
>blocks of fcb, fcc, and skip. The full mode will then take the byte table
>into account during disassembly. The byte table can be saved to disk so
>that multi-session disassemblies are possible.
>
>The program has ascii and hex dump window to facilitate creating the above
>byte table.
What is the format for this byte table? This might help me to understand
whether they are creating a list of addresses to stay out of, or perhaps a
64k image that marks addresses that contain data instead of instructions.
----------
Roger Taylor
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