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Prolog Control Block Contents HFOBK DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
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HFOBK Prolog | Top of page |
NAME : HCPHFOBK DESCRIPTION: Monitor I/O Domain Hi-Frequency Sample Data Area DSECT : HFOBK FUNCTION : Control block for I/O-domain high-frequency sample data. There is a separate HCPHFOBK for each I/O device that is being sampled. Data collected here are later transferred to the I/O domain monitor record, MRIODDEV. LOCATED BY : RDEVHFSD CREATED BY : HCPMOOIN DELETED BY : HCPMOOTM REFERENCES : none SERIALIZED : RDEVHFLK lockword in the I/O device's respective RDEV RELOCATION CONSIDERATIONS : None COMPATIBILITY AND MIGRATION CONCERNS : none |
HFOBK Control Block Content | Top of page |
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HFOBK Storage Layout | Top of page |
*** HFOBK - Monitor I/O Domain Hi-Frequency Sample Data Area * * +---------------------------+---------------------------+ * 0 | HFOCOUNT | HFOCNTIO | * +---------------------------+---------------------------+ * 8 * *** HFOBK - Monitor I/O Domain Hi-Frequency Sample Data Area |
HFOBK Cross Reference | Top of page |
Symbol Dspl Value -------------- ---- ----- HFO$END 0004 00000008 HFOCNTIO 0004 HFOCOUNT 0000 HFOSIZE 0004 00000001 |
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