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Book8088's CF2IDE stumps Freedos boot (Users)

posted by bocke, 02.02.2024, 08:39

> > > but the question is still, why did fd not work although
> > > several people say it does?
> >
> > The question should be why the FreeDOS kernel fails while EDR-DOS and
> > MS-DOS do not.
>
> I had a thought. Is it using a 8086 FD kernel or is it using a 386 FD
> kernel? AFAIK, MS was good about restricting itself to 8088/8086
> instructions and FD makes like 4 versions of the kernel available including
> a couple which require a 386. SvarDOS is also 8088/8086 kernel with a
> separate distro for 386. https://svarog386.sourceforge.net/
Yeah, there are 4 kernel images: 8086 with FAT16, 8086 with FAT32, 80386 with FAT16 and 80386 with FAT32.

The right one to use would be 8086 with FAT16, unless using media bigger than 2GB.

Not sure if 80386 kernels would even work on 8088.

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