Paging for 64-Bit Architecture

  • Using 4kB page frames again where 4kb is represented by 2^12 (12 bits)
  • In a 64 bit architecture there are 64 bits.  Below is an example paging format
    • Choose to use 48 bits for page  if we use 2 levels and 4kb pages
    • If 12 bits for offset
    • 18 bits per page level (2 levels, 2^18=256000)
  • Different arch make use of bits differently below are some

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