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iSeries. mySeries.
I/O Concepts
IOP
PCI-X Bus
I/O
Bridge
HSL Loop
IOA IOA IOA
2
GB/s
133
MHz
Hierarchy of Microprocessors
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iSeries. mySeries.
I/O Concepts
I/O Facts
I/O allocations are done at slot level
A single slot can be allocated
BUS/IOP/IOA requirements must be met !
Allocate a slot as “desired”
If the resource is available at allocation, then grab it
Otherwise continue to activate anyway
Allocate a slot as “required”
If the resource is available at allocation, then grab it
Otherwise do not continue the activation process
44