Perverted DOS idea

From: Cameron Kaiser <>
Date: Thu Jun 8 15:25:01 2000

::>Where can I find a list of INTs DOS uses? I checked a couple of bookstores
::>but most of them aren't too helpful with low-level DOS.
::People have already pointed you at Ralf Brown's wonderful interrupt list
::(which BTW is available in webified form at,
::but just to point out the obvious: it doesn't matter! If your emulation is
::accurate enough to be useful, DOS will take care of itself. You'll probably
::want to provide your own BIOS though, and for that the IBM PC or AT Tech Ref
::manuals are wonderful. Computer Reset used to have NOS tech ref books at
::very good prices, don't know if that's still true or even if they're still
::in business. Anyway, obviously the BIOS is your chance to substitute some
::native I/O w/o having to muck with DOS itself.

Well, it would be a sullied implementation. I'm thinking of having a native
6502 IO.SYS and MSDOS.SYS (and probably COMMAND.COM), so the INTs would need
to be simulated by that: hence the list :-)

----------------------------- personal page: --
     Cameron Kaiser * Point Loma Nazarene University *
-- Laughter is the closest distance between two people. -- Victor Borge -------
Received on Thu Jun 08 2000 - 15:25:01 BST

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