To: djgpp AT delorie DOT com
Subject: Re: Ring 0?
Message-ID: <19970305.204716.2247.0.chambersb@juno.com>
References: <5fivnk$cfc AT freenet-news DOT carleton DOT ca>
From: chambersb AT juno DOT com (Benjamin D Chambers)
Date: Wed, 05 Mar 1997 23:43:22 EST


On 5 Mar 1997 05:18:44 GMT ao950 AT FreeNet DOT Carleton DOT CA (Paul Derbyshire)
writes:
>
>
>What exactly is "ring 0"? A page on optimizing code using CWSDPR0
>mentioned it. But it's not clear to me what it is. I assume it isn't a
>modem thing...:)
It's the most privileged priviledge level for Intel chips (I believe). 
Generally, only OS's run at ring 0.

...Chambers