[LMH]Cold Booting
Raymond Wiker
Raymond.Wiker@fast.no
Tue May 21 07:57:01 2002
Daniel Seagraves writes:
[ snip ]
> There are 7 PROMs, numbered 2236480-03 through 2236486-03.
>
> I started at 0 and ended at 6, dumping 8 bits from each to make a 56-bit
> word. This is a partial dump of the result:
>
> 00000000: 47 44 4f 53, 00 00 06 74, 69 6e 67 20, 00 06 0d 0a ;GDOS...ting ....
> 00000010: 0a 57 61 69, 06 53 6c 6f, 74 20 00 06, 20 00 00 00 ;.Wai.Slot .. ...
> 00000020: 00 00 06 3d, 20 53 6c 6f, 74 02 42 4f, 4f 54 00 00 ;...= Slot.BOOT..
> 00000030: 06 4f 52 3a, 20 00 00 06, 0d 0a 0a 45, 52 52 02 63 ;.OR: ......ERR.c
> 00000040: 65 20 3a 20, 00 02 64 20, 64 65 76 69, 02 63 74 20 ;e : ..d devi.ct
> 00000050: 6c 6f 61 02, 0d 0a 53 65, 6c 65 06 20, 3a 20 00 00 ;loa...Sele. : ..
> 00000060: 00 02 64 20, 6e 61 6d 65, 06 65 6d 20, 6c 6f 61 06 ;..d name.em loa.
> 00000070: 0d 0a 53 79, 73 74 06 20, 00 00 00 00, 00 06 6e 61 ;..Syst. ......na
> 00000080: 6d 65 20 3a, 02 6f 6c 6f, 61 64 20 06, 0d 0a 4d 69 ;me :.oload ...Mi
> 00000090: 63 72 06 00, 00 00 00 00, 00 02 73 74, 73 20 3a 20 ;cr........sts :
> 000000a0: 02 64 65 64, 20 74 65 06, 3d 45 78 74, 65 6e 06 65 ;.ded te.=Exten.e
> 000000b0: 73 74 2c 20, 45 02 20 52, 3d 52 65 74, 02 20 6c 6f ;st, E. R=Ret. lo
> 000000c0: 61 64 2c 02, 4d 3d 4d 65, 6e 75 06 6c, 6f 61 64 2c ;ad,.M=Menu.load,
> 000000d0: 20 02 66 61, 75 6c 74 20, 06 0d 0a 44, 3d 44 65 02 ; .fault ...D=De.
>
> There's ASCII in there (GDOS? ^_^) but it's still somewhat scrambled...
You've probably noticed already, but it seems that the data is
in 7-byte-chunks, with the last byte (either 02 or 06) serving as some
sort of flag/content indicator. Further, the data seems to be
right-padded with 00s within each chunk.
--
Raymond Wiker Mail: Raymond.Wiker@fast.no
Senior Software Engineer Web: http://www.fast.no/
Fast Search & Transfer ASA Phone: +47 23 01 11 60
P.O. Box 1677 Vika Fax: +47 35 54 87 99
NO-0120 Oslo, NORWAY Mob: +47 48 01 11 60
Try FAST Search: http://alltheweb.com/