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How do we shift from protected mode to real mode in Linux 2.6?

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c

linux

operating-system

assembly

nasm

How do we shift from protected mode to real mode in Linux 2.6?

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724

asked Dec 05 '22 06:12

setzamora

1 Answers

You do not.

The kernel cannot function at all in real mode, nor can bios calls be (sensibly) made, so you wouldn't be able to do anything anyway.

You might look at how DosEMU uses v86 mode to run your "real mode" code, but that's all.

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51

answered Jan 13 '23 14:01

MarkR

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