Re: preservation of real mode idt

[Andrei E. Warkentin]

I don't think it touches that area of memory at all. 

Why don't you try and find out ;-)? I think your real question is "how do I exit protected mode without crashing" - some useful info here (http://my.execpc.com/CE/AC/geezer/osd/gotchas/index.htm).  

Andrei Evgenievich Warkentin

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On 17.10.2006, at 23:48, kanishk rastogi wrote:

does grub preserve the real mode idt when it passes control to the kernel
and can we set the idtr to 00:00

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