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Article View: comp.sys.atari.st
Article #33313

Re: How not to boot from your hard disk.

#33313
From: braner
Date: Thu, 21 Jul 1988 14:55
29 lines
1743 bytes
[]

In article <489@laura.UUCP> klute%trillian.irb@unido.UUCP (Rainer Klute) writes:
>In article <1094@atari.UUCP> apratt@atari.UUCP (Allan Pratt) writes:
>>* COLD cold boot code: copy a bit of code to $8, then jump to it. [...]
>Why not simply set memvalid (0x0420) to zero and jump through 0x0004?

- the latter is (part of) what my "COLDBOOT" program, posted a while ago, does.
Since it is VERY short, here's a repost.

- Moshe Braner

--------------------

A utility was posted a while ago to make the RESET button do a COLD reset.
I don't like that (since I want to keep the reset-proof RAMdisk) but
occasionally I do need a cold boot.  Since HDB2.3 apparently does not
boot right if I leave the HD on and turn the ST off and on, I wrote the
following little ditty.  It asks for confirmation, then does a cold
reset (that redoes the memory size check, although it keeps the time...).

------------ cut here ------------
begin 644 coldboot.tos
M8!H   !\                             $AY    1#\\  E.05R//SP a
M 4Y!5(\,  !Y9PH,  !99P1"9TY!0J<_/  @3D%<CT*Y   $($*Y   $)B!Ya
M    !$[0#0H*"0=$;R!Y;W4@<F5A;&QY('=A;G0@=&\-"@D@9&\@82!#3TQ$a
6(')E<V5T/R H>2]N*2 '       "    a
 a
end
Technical Details
Message-ID: <5601@batcomputer.tn.cornell.edu>
Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!husc6!mailrus!cornell!batcomputer!braner
References: <8807021540.AA22916@ucbvax.Berkeley.EDU> <1094@atari.UUCP> <489@laura.UUCP>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!husc6!mailrus!cornell!batcomputer!braner
From: braner@batcomputer.tn.cornell.edu (braner)
Newsgroups: comp.sys.atari.st
Subject: Re: How not to boot from your hard disk.
Summary: repost of "COLDBOOT" utility
Message-ID: <5601@batcomputer.tn.cornell.edu>
Date: 21 Jul 88 14:55:08 GMT
References: <8807021540.AA22916@ucbvax.Berkeley.EDU> <1094@atari.UUCP> <489@laura.UUCP>
Reply-To: braner@tcgould.tn.cornell.edu (braner)
Organization: Cornell Theory Center, Cornell University, Ithaca NY
Lines: 29