CP6100 I/O Process Programming Manual

Using CP6100: Programming
S5064-005
An Application
that You Write
CP6100
I/O Process
Interprocess
Communication
EIO
Instruction
(Protocol Action)
(Acknowledgement)
Protocol
Task
6100 Subsystem
Line Interface Unit
Legend
Application makes GUARDIAN file system request, e.g., WRITEREAD.
CP6100 accepts the request and routes it to the protocol task.
Protocol task controls line, according to request.
Protocol task replies to CP6100.
CP6100 completes the application request.
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Figure 2-1. Interaction between Application, I/O Process,
and Protocol Task
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