Date   : Fri, 01 Mar 1996 10:28:01 GMT
From   : lamcw <lamcw@...>
Subject: Re: Emulation systems

js10039@... wrote:

;On Thu, 29 Feb 1996, lamcw wrote:
;> All disk images can be split into separate files with headers. MacBeebEm's
;> headers have the following 10-byte format...
;> 
;>   Offset        Value
;>      0          255
;>      1,2        lo, hi load address
;>      3,4        lo, hi exec   "
;>      5          checksum *
;>      6,7,8,9    spare and may take any value
;>[...]
;> Perhaps we can have some discussion and agree on a standard header.

;i) can we have the first four bytes as a four-byte filetype identifier
;(such as "MBBC" or something)

;ii) surely for bytes 6-9 you mean '0; reserved for future expansion' ;)



True but if your emulator ignores them (like my one) then the value is
not important.

Chris Lam,
MacBeebEm Keeper.