DN> I suppose "page descriptor table" means nothing also. Such
concepts DN> do DN> tend to limit the memory access of ring 3 (normal
program) DN> applications. Getting into ring 0 (operating system)
privileges is DN> impossible without being booted as a device driver or
the kernel and DN> having ring 0 privileges established at boot time.
All ring 3 access DN> to ring 0 functions is done by API calls that have
ring transitions DN> established when the system is booted, or inherited
from such.

 RK>  You sure don't know much about programming device drivers..

I am beginning to wonder if you have ever written an OS/2 program or device
driver;  as everything David says is correct,  and several things you have
said during this thread are incorrect.

Please put up (post code) or shut up.

Moderator.

--- Maximus/2 2.01