Apparatus, method, and system for implementing micro page tables
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United States of America Patent
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Sep 16, 2014
Grant Date -
Mar 29, 2012
app pub date -
Sep 24, 2010
filing date -
Sep 24, 2010
priority date (Note) -
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Abstract
In one embodiment the apparatus is a micro-page table engine that includes logic that is capable of receiving a memory page request for a page in global memory address space. The apparatus also includes a translation lookaside buffer (TLB) that is capable of storing one or more memory page address translations. Additionally, the apparatus also has a page miss handler capable of performing a micro physical address lookup in a page miss handler tag table in response to the TLB not storing the memory page address translation for the page of memory referenced by the memory page request. The apparatus also includes memory management logic that is capable of managing the page miss handler tag table entries.
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