X-Authentication-Warning: delorie.com: mailnull set sender to djgpp-bounces using -f From: Charles Sandmann Newsgroups: comp.os.msdos.djgpp Subject: Re: DJGPP TSR Date: Wed, 23 Jan 2002 21:13:13 CST Organization: Rice University, Houston TX Lines: 12 Message-ID: <3c4f7bc9.sandmann@clio.rice.edu> References: NNTP-Posting-Host: clio.rice.edu X-Trace: joe.rice.edu 1011842175 10904 128.42.105.3 (24 Jan 2002 03:16:15 GMT) X-Complaints-To: abuse AT rice DOT edu NNTP-Posting-Date: 24 Jan 2002 03:16:15 GMT X-NewsEditor: ED-1.5.9 To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Reply-To: djgpp AT delorie DOT com > > http://www.delorie.com/djgpp/doc/dpmi/api/310c01.html > > "If the objective is only to provide resident services to real mode > > programs, the client should use the DPMI translation service Int 31H > > Function 0300H to invoke DOS's Int 21H Function 31H directly." > But will even that really operate sensibly on a DPMI 0.9 implementation? > Don't most MS implementations provide for 0.9 only? I experimented with various DPMI 0.9 providers and some behaved fine doing this, others didn't. All I can suggest is try it for your environment if you really need a TSR with lots of memory (needs to be a lot to offset overhead of DPMI provider).