On Sun, Sep 27, 2009 at 7:36 PM, Michael ODonnell <michael.odonn...@comcast.net> wrote: > Not certain I understand what you're saying but processors in this family > come out of their power-on Reset state in their simplest, least capable > mode - interrupts disabled, MMU disabled, 20bit Real Mode addressing, > etc - and each increase in capability requires a deliberate action on the > part of the system code (typically the BIOS at first, then later the OS). > Virtual Machine mode is like Virtual 8086 mode in that it's a capability > that must be explicitly enabled once the OS has rigged itself to manage > it; this as opposed to somehow being a permanent, static feature of the > platform or CPU. And also, AFAIK, no external HW support is required > of the platform for VM capabilities to be utilized - if the OS is coded > to support it and the CPU provides it, that's all you (should!) need.
Intel's VT-x extensions *MUST* be enabled and supported by BIOS. I'm not sure why, I read it someplace after I bought my laptop and was trying to find a way around it. Not sure about VT-d. -- -- Thomas _______________________________________________ gnhlug-discuss mailing list gnhlug-discuss@mail.gnhlug.org http://mail.gnhlug.org/mailman/listinfo/gnhlug-discuss/