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List:       linux-msdos
Subject:    Re: DOSEMU with Windows
From:       ebiederm+eric () ccr ! net (Eric W !  Biederman)
Date:       1999-10-29 14:08:34
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Christian Reis <kiko@radiumsystems.com.br> writes:

> On Wed, 27 Oct 1999, Kragen Sitaker wrote:
> 
> > Some guy writes:
> > >   I have heard that it is possible to run Win3.x under Dosemu but not
> > > Win9x.  From what I can tell the only thing preventing it from running
> > > Win9x is that Dosemu won't let himem.sys take control of the A20 Line in
> > > the dosmem.  Is there a way to allow this?  Are you considering releasing
> > > a version that will run Win9x?  Please let me know.
> > 
> > No, the only thing preventing it is that dosemu emulates an 8086 using
> > v86 mode, more or less, while Win3.x in enhanced mode and Win9x
> > requires at least a 386.  Win3.x only runs in real mode under dosemu.
> 
> This is all fair and nice, but how are we able to run protected-mode games
> in Win95's dos boxen _and_ in DOSEMU? What are the different requirements
> at this point?

Dosemu currently doesn't support applications that run in other than ring-3
in protected mode.  Thus we can run DPMI applications, but not windows itself.

Eric

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