Re: [Qemu-devel] QEMU + DOSEMU

["Ozan Türkyılmaz" <ozan.turkyilmaz@gmail.com>]

On 07/10/05, Jim C. Brown <jma5@umd.edu> wrote:
> On Fri, Oct 07, 2005 at 11:25:22AM -0700, John R. Hogerhuis wrote:
> > You would install DosEmu into QEMU into Linux or Windows.
> > But don't do that, since it makes no sense:
> >
>
> Actually, it makes perfect sense if one is talking about user mode qemu
> (though that only works on Linux).
>
> >
> >
> > So, based on the OS you regularly run, decide on a machine emulator.
> > Then decide what version of DOS you want to install in that machine
> > emulator. You only need one selection from each category. Note that this
> > means you normally would not run DOSEmu under QEMU, since you would be
> > emulating the machine twice which is unnecessary and inefficient.
> >
> > -- John.
>
> Well, if he wants to run a DOS program on a non-x86 Linux system (like a PPC
> Linux) then DOSEmu on qemu-i386 is a good choice. One of the goals of the original
> qemu (before full system emulation) was to be able to run Wine and DOSEmu on
> non-x86 Linux systems.
>
> And for the record, DOSEmu does not emulate an x86 machine so its not that
> inefficent (tho running DOSEmu in Linux in QEMU is definitely redundant).
>
> >
> > Host OS: Host operating system on which to run x86 machine emulator
> > (pick ONE)
> > -----------------------------------------------------
> > Windows
> > DOS
>
> I think you meant to type *nix or Linux here, not DOS. Running DOS on top of
> DOS is obviously redundant.
>
> Incidently, I don't know of any x86 emulator that runs on DOS.
>
> >
> > x86 Machine emulators
> > (pick ONE compatible with Host OS choice)
> > ---------------------
> <snip>
>
> Just want to point out here that DOSBox is not a x86 Machine emulator. It
> is a DOS emulator, so it emulates that OS. (DOSBox does emulate parts of an x86
> but not the whole thing).
>
> DOSEmu is the fastest because it virtualizes the OS instead of emulating it;
> but it is designed only to virtualize 16bit real mode DOS.
>
> MESS might work but it seems to emulate only older microcomputers.
>
> >
> > DOS
> > (Many alternative DOSes to pick from... pick ONE)
> > ---------------------------------
> > MS-DOS is the DOS operating system
>
> Well, there was DR-DOS and PC-DOS. MS-DOS just happened to end up as the most
> popular version. (There were other DOSes in fact, such as Apple DOS, though
> they date from the time of the original 8080 and ran on incompatible cpus.)
>
suprase to everybody MS-DOS 7.10 is GPL'ed.

> > FreeDOS is a Free re-implementation of the DOS operating system
>
> There's also the FOSS Caldera DOS, which is not a re-implementation but rather
> a derivative of DR-DOS.
>
> >
> >
> >
> > _______________________________________________
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> > http://lists.nongnu.org/mailman/listinfo/qemu-devel
> >
>
> --
> Infinite complexity begets infinite beauty.
> Infinite precision begets infinite perfection.
>
>
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--
Ozan