[vcf-midatlantic] Amiga 1000 (or any model) that needs a kickstart disk

Ethan Dicks ethan.dicks at gmail.com
Sat Mar 13 01:46:25 UTC 2021


On Fri, Mar 12, 2021 at 7:17 PM Sentrytv <sentrytv at yahoo.com> wrote:
> Ethan
> Cant a person using and Amiga with a  Gotek  drive and a floppy drive, just Copy the Adf file to the Gotek  drive and make a floppy disk?
> Including Kickstart and Workbench files?

I don't have a Gotek but I see no reason why that would 't work.
There's nothing magical about a Kickstart disk except the first sector
has a signature in it ("KICK") and starting with the second sector,
it's a ROM dump.  No run-at-kick-time code like a bootstrap, no
filesystem.  Raw blocks.  The ROMs in an A1000 just make the WCS board
writable, hoover in 256K of blocks to RAM, then lock the WCS RAM and
reset. Voila!  Kickstarted!

$ hexdump -C Kickstart-Disk\ v1.1\ r31.34\
\(1985\)\(Commodore\)\(A1000\)\(NTSC\).adf  | more
00000000  4b 49 43 4b 00 00 00 00  00 00 00 00 00 00 00 00  |KICK............|
00000010  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
00000200  11 11 4e f9 00 fc 00 ce  00 00 ff ff ff ff ff ff  |..N.............|
00000210  00 1f 00 22 ff ff ff ff  0d 0a 0a 41 4d 49 47 41  |...".......AMIGA|
00000220  20 52 4f 4d 20 4f 70 65  72 61 74 69 6e 67 20 53  | ROM Operating S|
00000230  79 73 74 65 6d 20 61 6e  64 20 4c 69 62 72 61 72  |ystem and Librar|
00000240  69 65 73 0d 0a 43 6f 70  79 72 69 67 68 74 20 28  |ies..Copyright (|
00000250  43 29 20 31 39 38 35 2c  20 43 6f 6d 6d 6f 64 6f  |C) 1985, Commodo|
00000260  72 65 2d 41 6d 69 67 61  2c 20 49 6e 63 2e 0d 0a  |re-Amiga, Inc...|
.
.
.

-ethan


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