[Kos-dev] reponse interessante concernant le doubvle fault

Thomas Petazzoni kos-dev@yoda.isnpro.com
Fri, 23 Feb 2001 22:44:52 +0100


sur la pmode-l suite a une de mes questions :

> You can't come back from a doublefault.If you have a pagefault in the
> doublefault handler th cpu hangs (or resets).

That's not true. CPU enters shutdown mode(then the machine resets) when
the double fault handler can't be called (Intel manual 24547202 page
5-32). When you're already executing the double fault handler a regular
exception occurs.

Ca avance .. nan ?

thomas
-- 
PETAZZONI Thomas
thomas.petazzoni@meridon.com     UIN : 34937744
Projet KOS : http://kos.enix.org