Article View: comp.sys.ibm.pc.programmer
Article #1223Re: INT 2F, subfunc 13h
From: Brad J. Caster
Date: Mon, 27 May 1991 02:44
Date: Mon, 27 May 1991 02:44
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In article <1991May26.064558.13108@umbc3.umbc.edu> cs106132@umbc5.umbc.edu (cs106132) writes:
...
> DS:DX points to current handler to set
> AX = 13h
^^^^^^^^ AH = 13h or AX = 13xxh
> Int 2F
> DS:DX now contains the original address
> store away DS:DX
> Int 2F again to set it back to what it was
...
Warning! Not for the novice.
Technical Details
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!dali.cs.montana.edu!milton!ogicse!intelhf!ichips!inews!iWarp.intel.com!pdxgate!jove!casterReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!dali.cs.montana.edu!milton!ogicse!intelhf!ichips!inews!iWarp.intel.com!pdxgate!jove!caster From: caster@jove.cs.pdx.edu (Brad J. Caster) Newsgroups: comp.sys.ibm.pc.programmer Subject: Re: INT 2F, subfunc 13h Message-ID: <2743@pdxgate.UUCP> Date: 27 May 91 02:44:39 GMT References: <1991May26.064558.13108@umbc3.umbc.edu> Sender: news@pdxgate.UUCP Reply-To: caster@jove.UUCP (Brad J. Caster) Distribution: usa Organization: /etc/organization Lines: 15