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Appendix D. IOCDS Example
IOCDS must have an LCU defined for each group of 64 functional devices. Each
LCU should have two CNTLUNIT macros, one for each cluster.
Figure 40 shows a sample IOCDS from the RVA.
CHPID PATH=((0A),(0B),(0C),(0D)),TYPE=CNC
CNTLUNIT CUNUMBR=001,
UNIT=3990,
UNITADD=((00,64)),
PATH=(0A,0B),
CUADD=2
CNTLUNIT CUNUMBR=002,
UNIT=3990,
UNITADD=((00,64)),
PATH=(0C,0D),
CUADD=2
CNTLUNIT CUNUMBR=003,
UNIT=3990,
UNITADD=((00,64)),
PATH=(0A,0B),
CUADD=3
CNTLUNIT CUNUMBR=004,
UNIT=3990,
UNITADD=((00,64)),
PATH=(0C,0D),
CUADD=3
IODEVICE UNIT=3390,
ADDRESS=(180,64),
UNITADD=00,
STADET=Y,
CUNUMBR=(001,002),
IODEVICE UNIT=3390,
ADDRESS=(1C0,64),
UNITADD=00,
STADET=Y,
CUNUMBR=(003,004),
Figure 40. IOCDS Example
Copyright IBM Corp. 1999 63