IBM I5/OS - Manual (Page 23)

i Series. my Series.
I/O Concepts
CPU IOP IOA
CPU IOA
IOP-Less IOAs
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i Series. my Series.
I/O Concepts
I/O Facts
Once allocated, some I/O resources needs to be identified
Load-Source Unit resource
Tells the hypervisor which IOA drives the LSU
This is mandatory
Alternate-IPL resource
Tells the hypervisor which IOA drives the alternate IPL device
This is optional
Console resource
Tells the hypervisor which IOA drives the console resource
This can be the HMC, thru virtual I/O
This is mandatory
Operations Console resource
Tells the hypervisor which IOA will be used for ECS
This is optional
Alternate Console resource
Tells the hypervisor which IOA drives the alternate console resource
This is optional
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