PCGPE and the VLA Tutorials. http://bespin.org/~qz/pc-gpe/
On Thu, Jun 30, 2022 at 11:19 AM C. Masloch <pus...@ulukai.org> wrote: > On at 2022-06-30 10:00 -0500, Santiago Almenara wrote: > > Hello! > > > > What book or webpage do you recommend to learn some DOS assembler? > > > > Thanks in advance > > > > Santiago > > I learned primarily using these methods: > > 1. Read existing code and try to understand it. Even better, start with > higher-level commentary about code if you can find any. Some > applications' manuals are good for this, eg DOSLFN. > > 2. Have an english-language instruction set reference handy. I used the > one included with older NASM versions, which I subsequently forked when > it was dropped from NASM. [1] > > 3. Likewise, refer to the Interrupt List for reference as to what a > particular interrupt service does. Apart from some modern extensions it > is fairly complete. It can be found in plain-text files (split across a > lot of them, you can concatenate them to receive a single file) on Ralf > Brown's pages [2] and can be accessed online, page per page, hosted by > several different websites such as fd.lod.bz [3]. > > 4. Try out things in a debugger if unsure, such as when unclear about > what a particular instruction does, or to trace an existing program and > try to improve your understanding of its workings. My main project is > lDebug (with a small "L"), a debugger with a command line interface > that's based on FreeDOS Debug. [4] > > 5. You can also read some of the books that have been written about DOS. > At home I have the following print books: "FreeDOS Kernel", "DOS > Internals", "Undocumented DOS (Second Edition)" (UDOS), "Dissecting > DOS", "Extending DOS", "Advanced MS-DOS Programming", "Writing MS-DOS > Device Drivers", and a german "DR DOS 6.0" manual. UDOS and the DR DOS > manual are probably the best among these. > > Finally, I wrote a document called Assembly Comments Explained: Guide > for Advanced Learning and Style [5]. It is intended to clarify > conventions in my assembly language sources in particular. > > Regards, > ecm > > > [1]: https://pushbx.org/ecm/doc/insref.htm > [2]: http://www.cs.cmu.edu/~ralf/files.html > [3]: https://fd.lod.bz/rbil/index.html > [4]: https://pushbx.org/ecm/web/#projects-ldebug > [5]: https://pushbx.org/ecm/doc/acegals.htm > > > _______________________________________________ > Freedos-user mailing list > Freedos-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/freedos-user >
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