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Re: Filters not working with EGA games?

I guess you mean "scaler" rather than "filter". The dithered EGA modes that you seem to be interested in actually have a 640x200 pixel resolution that is line-doubled to 400 lines. On a real system the line-doubling is done by stretching in the video display, but DOSBox uses an internal double- …

Re: How does Sierra's EGA640.DRV even work?

in DOS
Oh, and I found a Youtube video about LSL5 EGA. Too bad getting a copy is going to be nearly impossible. Nowhere near that difficult, but probably not cheap. https://www.ebay.com/itm/363445781749 Just make sure there are pictures of disks that specify 16-color, as the specs on the box could more …

Re: DOSBox-X branch

The RBIL says a few things about divide exception behavior of 8086/8088 in the INT 0 notes: http://www.delorie.com/djgpp/doc/rbinter/id/06/0.html However, I suspect not all is said about edge cases generating an exception (or not) that differ from later processors, so it would be good to test on a …

Re: Best CGA & Hercules monochrome games

And I guess nobody here knows how to use MKBOOT.EXE except ripsaw8080. Well, I have a somewhat complicated procedure to load MKFILE.EXE into upper memory for booting in DOSBox, which is advantageous if all 640 kB of conventional memory is needed. However, MKBOOT.EXE is a different beast. There …

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