MEMORY MANAGEMENT UNIT AND OPERATING METHOD THEREOF
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United States of America Patent
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Issued Date -
Dec 22, 2016
app pub date -
Jun 9, 2016
filing date -
Jun 16, 2015
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Abstract
A memory management unit MMU for managing virtual memory for a plurality of cores includes a plurality of translation lookaside buffers TLBs each corresponding to each of the cores; a plurality of page tables each corresponding to each of the cores and to each of the TLBs, and each synchronized with a corresponding TLB, a meta page including virtual page-physical page mapping information included in the plurality of page tables, one of the plurality of page tables being a main page table; and the meta page including a shared bit field indicating whether or not the virtual page-physical page mapping information is stored in the plurality of TLBs.
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