<s>
The	O
Platform	B-Device
Initialization	I-Device
Specification	I-Device
(	O
PI	O
Specification	B-Application
)	O
is	O
a	O
specification	B-Application
published	O
by	O
the	O
Unified	B-Device
EFI	I-Device
Forum	I-Device
that	O
describes	O
the	O
internal	O
interfaces	O
between	O
different	O
parts	O
of	O
computer	O
platform	O
firmware	B-Application
.	O
</s>
<s>
This	O
allows	O
for	O
more	O
interoperability	O
between	O
firmware	B-Application
components	O
from	O
different	O
sources	O
.	O
</s>
<s>
This	O
specification	B-Application
is	O
normally	O
,	O
but	O
not	O
by	O
requirement	O
,	O
used	O
in	O
conjunction	O
with	O
the	O
UEFI	B-Architecture
specification	B-Application
.	O
</s>
<s>
Platform	B-Device
Initialization	I-Device
Specification	I-Device
1.7	O
,	O
Released	O
January	O
2019	O
.	O
</s>
<s>
As	O
of	O
version	O
1.3	O
,	O
the	O
PI	O
specification	B-Application
contains	O
five	O
volumes	O
:	O
</s>
