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Method and apparatus of controlling electric power for translation lookaside buffer

  • US 20050160250A1
  • Filed: 03/11/2005
  • Published: 07/21/2005
  • Est. Priority Date: 05/21/2003
  • Status: Active Grant
First Claim
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1. A method of controlling electric power consumed for a translation lookaside buffer (TLB) within a central processing device having the TLB and an entry replacement mechanism wherein the TLB includes a plurality of entries and performs translation from a logical address to a physical address and the entry replacement mechanism replaces the entries of the TLB, the method comprising the steps of:

  • selecting one or more entries among the plurality of entries of the TLB in accordance with one or more predefined criteria based on an output from the entry replacement mechanism, and controlling electric power supplied to the selected entries.

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