<s>
The	O
Intel	B-Device
80130	I-Device
,	O
referred	O
to	O
as	O
an	O
"	O
Operating	O
System	O
Processor	O
,	O
"	O
was	O
developed	O
as	O
a	O
support	O
chip	O
for	O
the	O
8086/8088	O
processors	O
and	O
the	O
Intel	B-Operating_System
iRMX86	I-Operating_System
operating	O
system	O
.	O
</s>
<s>
It	O
contained	O
16-KB	O
of	O
ROM	O
containing	O
the	O
code	O
for	O
35	O
of	O
the	O
iRMX	B-Operating_System
86	I-Operating_System
system	O
calls	O
,	O
an	O
interrupt	O
controller	O
similar	O
to	O
the	O
8259A	B-Device
,	O
timing	O
circuits	O
,	O
a	O
baud	O
generator	O
circuit	O
,	O
and	O
all	O
the	O
necessary	O
circuitry	O
for	O
bus	O
buffering	O
and	O
control	O
.	O
</s>
<s>
The	O
80130	O
uses	O
an	O
object-oriented	B-Language
architecture	O
,	O
with	O
objects	O
representing	O
tasks	O
,	O
jobs	O
,	O
mailboxes	B-Operating_System
,	O
regions	O
,	O
and	O
segments	O
.	O
</s>
<s>
These	O
objects	O
are	O
acted	O
upon	O
by	O
primitives	O
,	O
which	O
are	O
invokable	O
as	O
PL/M	B-Language
-86	I-Language
procedures	O
.	O
</s>
