rogue: ru::Prbs::genFrame: Malformed "length" word

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    • Type: Bug
    • Resolution: resolved
    • Priority: Trivial
    • Component/s: SW
    • None

      The FW PRBS RX assumes that when PRBS_SEED_SIZE_G > 32 that bits (PRBS_SEED_SIZE_G-1 downto 32) are set to zero:
      https://github.com/slaclab/surf/blob/master/protocols/ssi/rtl/SsiPrbsRx.vhd#L313

      https://github.com/slaclab/rogue/blob/master/src/rogue/utilities/Prbs.cpp#L304
      It appears that the SW PRBS TX is not setting these bits to zero (see attachment).

              Assignee:
              Ryan Herbst
              Reporter:
              Larry Ruckman
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                Created:
                Updated:
                Resolved: