run-time
      bsv  08/13/2021 Code clean up to reduce size by optimizing
                      XPlmi_RetrieveBufferData
      bsv  08/15/2021 Removed unwanted goto statements
      rb   08/11/2021 Fix compilation warnings
      ma   08/17/2021 Added check for buffer length to be word aligned
                      Return error codes as minor error codes from this file
      ma   09/13/2021 Set PLM prints log level to 0 in
                      XPlmi_InitDebugLogBuffer function
1.06  bsv  06/03/2022 Add Comm