1/14/2007

Intel VT Notes - 01

  • VMX (Virtual Machine Extensions)
  • VMM (Virtual Machine Monitor)
  • Guest Software

[Basic VT Architecture]
Guest Software(VM)
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VMM(Virtual Machine Monitor)
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Hardware

  • VMX Operation
    - VMX root operation
    - VMX non-root operation
  • VMX Transition (VMX root operation <-> VMX non-root operation)
    - VM entries (VMX root operation ->VMX non-root operation)
    - VM exits (VMX non-root operation -> VMX root operation)
  • No software-visible bit whose setting indicates whether a logical processor is
    in VMX non-root operation.
  • Guest software can run at the privilege level for which it was originally designed.

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