I just ordered a few, one is called "Undocumented DOS". I found another called RxDOS that sounds like they did something similar with trying to recreate DOS.
I really appreciate both of you taking the time to help! Rob On Fri, Dec 1, 2023 at 11:18 AM tom ehlert via Freedos-devel < freedos-devel@lists.sourceforge.net> wrote: > > > Is there a FreeDOS walk thru of the source code that you would consider > > helpful to the uninitiated? > if you mean the *kernel* source, please say so. > > > > > I want to start down the road to more bare > > metal coding and would love to be able to help with FreeDOS in the far > > future but I'm not sure where to begin. I do know how to program in C > and > > have just purchased some old 8086 assembly books to start learning that > but > > none of them talk about operating system concepts. > > I did find a book called "FreeDOS Kernel" by Pat Villani, which sounds > > perfect, except it was published in 1996. Is there anything like this > that > > is more current? Or do you consider that the definitive guide? > > even as the book is quite old, it's the best (ecause only) gde you wll > find. > even as there has been many changes since 1996, the general structure of > the kernel > is mostly the same. > you will also need some book(s) with 'DOS programming explained' and > 'undocumented' > in their title to make sense of the kernel source. > > Tom > > > > _______________________________________________ > Freedos-devel mailing list > Freedos-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/freedos-devel >
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