AMD -K6-2/450 - MHz Processor Application Note page 49

23913A/0—November 2000
F/I Bit
Model 8/[F:8] Registers
Preliminary Information
This bit is used to control the type of action that occurs to the
specified linear page. If a 0 is written to this bit, the operation
is a flush, in which case all cache lines in the modified state
within the specified page are written back to memory, after
which the entire page is invalidated. If a 1 is written to this bit,
the operation is an invalidation, in which case the entire page is
invalidated without the occurrence of any writebacks.
Embedded AMD-K6™ Processors BIOS Design Guide
37