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SMP Hardware

• Basic SMP software interface:
  • Intel Multiprocessor Standard (MPS) 1.1 and 1.4,
    http://www.intel.com/IAL/processr/mpovr.htm
  • Does not specify hardware implementation nor performance
• Shared cache, shared bus, multiple busses, etc.
• Many vendors... most with 2 or 4 PEs
  http://www.uruk.org/~erich/mps-hw.html