[comp.sys.ibm.pc] PC-DOS on compatible system

tran@peora.ccur.com (Nhan Tran) (04/27/89)

I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I 
remember a while ago I cannot use BASIC supplied on IBM-DOS disk on a 
compatible system at all.   I am not sure if I can boot a compatible with 
IBM-DOS.  I appreciate any comment you have.

Nhan Tran

brown@astroatc.UUCP (Vidiot) (04/28/89)

In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
<
<I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I 
<remember a while ago I cannot use BASIC supplied on IBM-DOS disk on a 
<compatible system at all.   I am not sure if I can boot a compatible with 
<IBM-DOS.  I appreciate any comment you have.

Yes, more than likely you can.  I have booted Compaq 386 machines with PC-DOS
3.31.
-- 
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gto@neoucom.UUCP (Thomas Osterfield) (04/28/89)

>In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
><
><I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?   

In view of recent postings here, I couldn't pass up noting
that even a Tandy 1000(EX) boots with IBM PC-DOS (2.1 and 3.?)

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dalm@warwick.UUCP (D A L Michael) (04/29/89)

In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
>
>I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I
>remember a while ago I cannot use BASIC supplied on IBM-DOS disk on a
>compatible system at all.   I am not sure if I can boot a compatible with
>IBM-DOS.  I appreciate any comment you have.
>

Yes, IBM DOS will work in any machine that will run MS DOS, they are
essencially the same thing, only IBM have stuck their name on it.
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----------------------------[ David Michael ]--------------------------------

harnyo@eniac.seas.upenn.edu (Suwandi Harnyo (Andy)) (04/30/89)

In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
>
>I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I 
>remember a while ago I cannot use BASIC supplied on IBM-DOS disk on a 
>compatible system at all.   I am not sure if I can boot a compatible with 
>IBM-DOS.  I appreciate any comment you have.
>
>Nhan Tran

Sure you can use the IBM DOS 3.3 on your AT ! The only problem is that 
you can't use the BASICA supplied because it requires true IBM BIOS
compatibility - only true IBM has that because it is copyrighted.

Other than that, it should work fine with your AT compatible.




Andy
harnyo@eniac.seas.upenn.edu

stephen@ziebmef.uucp (Stephen M. Dunn) (05/05/89)

In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
:I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I 
:remember a while ago I cannot use BASIC supplied on IBM-DOS disk on a 
:compatible system at all.   I am not sure if I can boot a compatible with 
:IBM-DOS.  I appreciate any comment you have.
:
:Nhan Tran

   If your system is 100% compatible (almost all clones are, but some
name-brand compatibles aren't 100%), you can use PC-DOS and it will work
just fine.  As for BASIC, no, IBM's BASIC and BASICA will _not_ work on
a non-IBM system.  This is because True Blue IBMs have a large part of
BASIC in a ROM on the motherboard, and clones and compatibles don't.  The
reason why BASIC.EXE and BASICA.EXE are so small is because they use this
built-in interpreter.  Since your clone doesn't, you'll have to grab a
copy of GWBASIC from somebody else (oh my, I shouldn't advocate that
now, should I? :-)

   But of course, we all know that any _real_ programming is too much to
ask of a standard interpreted BASIC, don't we?  (some might say that
any BASIC is insufficient, but I only have one layer of asbestos)

Regards, Steve
-- 
-------------------------------------------------------------------------------
! Stephen M. Dunn              stephen@ziebmef.UUCP ! DISCLAIMER:  Who'd ever !
! (I am currently pondering a witticism to go here) ! claim such dumb ideas?  !
-------------------------------------------------------------------------------

bcw@rti.UUCP (Bruce Wright) (05/06/89)

In article <1792@ubu.warwick.UUCP>, dalm@warwick.UUCP (D A L Michael) writes:
> In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
> >
> >I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I
> >remember a while ago I cannot use BASIC supplied on IBM-DOS disk on a
> >compatible system at all.   I am not sure if I can boot a compatible with
> >IBM-DOS.  I appreciate any comment you have.
> >
> 
> Yes, IBM DOS will work in any machine that will run MS DOS, they are
> essencially the same thing, only IBM have stuck their name on it.

This is not accurate, although it is an understandable mistake.  PC-DOS
is the IBM version of MS-DOS (licensed from Microsoft, with IBM changes/
additions and the IBM BIOS).  It will certainly NOT work in just any old
machine that will run MS-DOS!  Normally, when a manufacturer builds a PC,
they license MS-DOS from Microsoft and customize it with their own BIOS
(sometimes licensed from software houses such as Phoenix).  There is NO
technical reason why the manufacturer should choose to have the BIOS look
like an IBM BIOS ... the reason is entirely market-driven.  The market
has spoken and said that they will only buy machines that have an IBM-
compatible BIOS (in no small part because of the number of application
programs out there that make BIOS - or even worse, hardware - calls that
depend on the IBM PC architecture).

IBM's BASICA interpreter (distributed with DOS, licensed again from
Microsoft) knows quite a bit about the PC (including bits of the BASIC
interpreter in the IBM ROM-BIOS) and will NOT run on anything but a
real IBM PC.

						Bruce C. Wright

madd@bu-cs.BU.EDU (Jim Frost) (05/08/89)

In article <1792@ubu.warwick.UUCP> dalm@emerald.UUCP (David Michael) writes:
|In article <3816@peora.ccur.com> tran@peora.ccur.com (Nhan Tran) writes:
|>I have IBM-DOS 3.3 (not MS-DOS).  Can I use it on an AT-compatible?  I
|
|Yes, IBM DOS will work in any machine that will run MS DOS, they are
|essencially the same thing, only IBM have stuck their name on it.

There are some other differences too, but generally PC-DOS will run on
any mostly-true compatible.  Neat things happen if you try to run it
on a Rainbow, though(*); that machine REALLY wants its own version of
MS-DOS.

jim frost
madd@bu-it.bu.edu

(*)there are probably fewer than a thousand people in the world who
ever ran MS-DOS on a Rainbow.  Makes me feel special.

pozar@hoptoad.uucp (Tim Pozar) (05/08/89)

In article <30782@bu-cs.BU.EDU> madd@bu-it.bu.edu (Jim Frost) writes:
>In article <1792@ubu.warwick.UUCP> dalm@emerald.UUCP (David Michael) writes:
>|IBM DOS will work in any machine that will run MS DOS, they are
>|essencially the same thing, only IBM have stuck their name on it.
>
>There are some other differences too, but generally PC-DOS will run on
>any mostly-true compatible.  Neat things happen if you try to run it
>on a Rainbow, though(*); that machine REALLY wants its own version of
>MS-DOS.

    Uh, ya.  David's information is totally not true.  Jim's
comment is almost there.  MS-DOS has been ported to a number of
wierd and strange machines.  PC-DOS is basicly MS-DOS with code
specificly for IBM-PC/AT machines.  If you have a 99.9%
compatible machine, then PC-DOS should (read, SHOULD) work.  A
friend of mine was one of the first employees at Phoniex<sp?>
and it was his job to port MS-DOS to different machines.  Up
until a couple of months ago, he was running MS-DOS 3.3 on a
multi-bus box using an INTEL 8086/8085 CPU card.  You should
have seen the strange array of tape backup, and hard disk
devices he had hanging off this box.

	 Tim

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