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is the 32-bit mode which enables all of the
80386's advanced features. It allows a flat memory model which can
address up to 4 GB of physical memory. It also provides a paging
subsystem with a table look-aside buffer and other expected hardware
supports for virtual memory. The hardware provides traps for
such events as page faults, illegal accesses to memory, illegal
instructions, and other actions that an operating system would like to
manage.
Paco Hope
Wed Jun 21 23:54:28 EDT 1995