On Wed, 01 Sep 1999 13:17:44 -0400, Kevin P. Lawton wrote:

>> - Start thinking about the framework for hardware emulation; this
>>   could be done in parallel by running a purely ring-3 guest which
>>   doesn't need much virtualization support, but could be used to
>>   test hardware accesses ...
>
>That's an interesting point about running a pure ring3 guest.
>That wouldn't require the virtualization of protection level
>transitions etc.  Could start by virtualizing one thing
>at a time.  True, we could virtualize IO in ring3 code as
>well.  It would be a bogus OS anyways, so might as well.
>Good stuff.

Just thinking out loud here:

Isn't a purely Ring-3 OS also called DOS?  :)

Tim Massey


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