Re: Saving machine state

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#2934

From: Fuzzy Fox
Date: Thu, 19 Nov 1992 23:31

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robert@alkymi.unit.no (Robert Schmidt) writes:

>Also, the video state should be saved correctly.  Consider all those 
>undocumented VGA modes and Super VGA modes...  you have to save all VGA
>registers in addition to the VGA memory. 

Also, consider that a simple image of memory below 1 Meg is a bad idea.
The state of DOS should not be saved entirely, because things like
buffers and FAT entries would need to reflect the current state of the
machine, rather than the way the machine was when the snapshot was
taken.

I'm not sure if this is a big problem or a small problem.

-- 
#ifdef TRUE        | Fuzzy Fox (a.k.a. David DeSimone)       fuzzy@netcom.com
#define  TRUE   0  |
#define  FALSE  1  |  "You have been recruited by the Star League to defend
#endif             |     the Frontier against Xur and the Kodan Armada."

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Message-ID: <1992Nov19.233111.22855@rei.com>

Path: arc1-ca.pugleaf.net!sparky!uunet!rei2!fox

References: <1992Nov16.154958.9682@unix.brighton.ac.uk> <1992Nov19.145020.15260@ugle.unit.no> <153@complex.complex.is>

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Newsgroups: comp.os.msdos.misc
Path: arc1-ca.pugleaf.net!sparky!uunet!rei2!fox
From: fox@rei.com (Fuzzy Fox)
Subject: Re: Saving machine state
Message-ID: <1992Nov19.233111.22855@rei.com>
Date: Thu, 19 Nov 1992 23:31:11 GMT
References: <1992Nov16.154958.9682@unix.brighton.ac.uk> <1992Nov19.145020.15260@ugle.unit.no> <153@complex.complex.is>
Organization: Recognition Equipment, Inc.
Lines: 19

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