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iAPX
432
Interface
Processor
Architecture
Reference Manual
Item
SEND,/R:ErnIVE
.Table
1-1
Pr
inter
Example Legend
Description
Object (message)
descr
ibing
pr
int
operation
fram
requesting
process's
point
of
view (see
figure
1-8).
432
communications
port
assigned by
convention
to
queue
print
objects.
432
communicat
ions
port
where
GOP
process
waits
for
result
of
operation.
432
operators
(GOP
functi.ons) provided
cxmnunication.
instructions,
IP
for
interprocess
P:t;int order_mailbaK
03
message queue
defined
to
hold
pri.nt
messages
waiting
for
printer
task.
Print_response_mailbox
03
message queue
defined
to
hold
print
messages
already
processed by
the
printer
task.
TRANSMIT/ACCEPT
Cl3
operators
analogous
to
432
SEND
and
RECEIVE
operators.
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