Unreal Mode: Difference between revisions
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* you're trying to load something that will run in 32 bits mode and which is larger than 640Kb (so you cannot load it in conventionnal memory) and you don't want to bother with a disk driver called from pmode yet, and you do not wish to switch between real and protected mode for copying chunks from the conventional memory buffer to the high memory areas ... |
* you're trying to load something that will run in 32 bits mode and which is larger than 640Kb (so you cannot load it in conventionnal memory) and you don't want to bother with a disk driver called from pmode yet, and you do not wish to switch between real and protected mode for copying chunks from the conventional memory buffer to the high memory areas ... |
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Of course, unreal mode is |
Of course, unreal mode is kindof useless if you do not have have the [[A20 Line]] enabled. |
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==Implementation== |
==Implementation== |
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