Store peripheral component interconnect (PCI) function controls instruction
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United States of America Patent
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Sep 15, 2015
Grant Date -
Apr 10, 2014
app pub date -
Dec 11, 2013
filing date -
Jun 23, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
An instruction is provided that includes an opcode field to identify a store instruction to store in a designated location current values of operational parameters of an adapter function of an adapter; a first field to identify a location, the contents of which include a function handle identifying a handle of the adapter function for which the store instruction is being performed, and an indication of an address space associated with the adapter function identified by the function handle to which the store instruction applies; and a second field to identify the designated location of where a result of the store instruction is to be stored. Execution of the instruction includes obtaining information from a function information block associated with the adapter function; and copying the information from the function information block into the designated location, based on completion of one or more validity checks with one or more predefined results.
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