supervisor mode

Computing Dictionary

supervisor mode definition


(Or "supervisor state") An execution mode on some processors which enables execution of all instructions, including privileged instructions. It may also give access to different a address space, to memory management hardware and to other peripherals. This is the mode in which the operating system usually runs.
Opposite: user mode.
(1995-02-15)
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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