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Altera_Forum's avatar
Altera_Forum
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15 years ago

pcie -qword alignment

what is meant by qword alignment in the pcie .

2 Replies

  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    15 years ago

    qword is a quad word. it has 64 bits. qword is aligned if the 3 lsb bits of the address are 0.

    000000

    001000

    010000 are qword aligned addresses
  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    15 years ago

    sorry, am not getting it clearly . what is the necessary to do so ?