Method and apparatus for determining physical address
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United States of America Patent
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May 28, 2019
Grant Date -
Apr 7, 2016
app pub date -
Nov 25, 2015
filing date -
May 29, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A method and an apparatus for determining a physical address are disclosed. According to the present disclosure, a page size is obtained according to the higher-order N bits of a linear address, where N is greater than 0 and less than a quantity of bits of the linear address; an index number of a translation lookaside buffer TLB is obtained according to the page size; a mask is obtained according to the page size and a supported minimum page size; a label of the TLB is obtained according to the mask; the higher-order MAC1 bits of a physical address corresponding to the linear address are obtained by searching the TLB according to the index number and the label; and the physical address is obtained according to the mask, the supported minimum page, and the higher-order MAC1 bits of the physical address.
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