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  • Memory refresh and System Master data transfers in ARB state

    From Louis Ohland@21:1/5 to All on Fri May 27 13:34:40 2022
    SA23-2647-00_RS6000_Hardware_Technical_Reference_Micro_Channel_Architecture_1990.pdf

    page 33

    Note: While ARB/-GNT is in the ARB state, the system master can perform
    data transfers and system logic can perform refresh operations.

    Sordid like using the ADDR bus when Streaming. Efficient use of an
    otherwise wasted resource. Squeeze it until it hurts...

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