Access control method for multiprocessor systems
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United States of America Patent
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-
Feb 18, 1986
Grant Date -
N/A
app pub date -
Dec 19, 1983
filing date -
Dec 17, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a multiprocessor system, a data transferring port into which data can be written only when no data is stored and from which data can be read only when it is stored is provided, and the port itself is caused to perform an exclusion control, whereby that processor of a plurality of processors which has once acquired a bus mastership is prevented from making another bus use request until the bus use requests of the other processors run out.
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