Re: Assignment of GDT entries

From: Alan Cox
Date: Wed Sep 13 2006 - 17:13:29 EST


Ar Mer, 2006-09-13 am 13:59 -0700, ysgrifennodd Zachary Amsden:
> TLS #3 overlaps BIOS 0x40, but code which calls borken APM / PnP BIOS
> and sets up protected mode 0x40 GDT segment does so by swapping out the
> TLS segment with the identity simulation of physical 0x400 offset,
> swapping it back afterwards. Short of bugs in that code (which there
> are, btw), you shouldn't need to be concerned with it.

Care to elucidate ?


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