From: Mihai Cartoaje Newsgroups: comp.os.msdos.djgpp Subject: Re: AT&T Assembly Date: Mon, 11 Nov 1996 18:40:50 -0500 Organization: none Lines: 19 Message-ID: <3287B982.167EB0E7@ift.ulaval.ca> References: <328699C5 DOT 2E68 AT juno DOT com> <3286D227 DOT 669C AT gbrmpa DOT gov DOT au> NNTP-Posting-Host: rachmaninov.ift.ulaval.ca Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Leath Muller wrote: > > : > > :"D" (0xA0000+__djgpp_conventional_base), "S" (double_buffer) > > :"ax", "cx", "si", "di", "memory" > > ); > > Also, to access the video memory this way, you have to make sure you > have > the nearptr flag enabled or some similar such thing. This is in the FAQ It seems to me like EDI should have 0xA0000 - __djgpp_conventional_base. But then you really need to fatten your DS. Mihai "the sailor" P.S.: You should avoid movsl, it runs slower on the pentium, or so I've heard.