<s>
The	O
Server	B-Architecture
Base	I-Architecture
System	I-Architecture
Architecture	I-Architecture
(	O
SBSA	O
)	O
is	O
a	O
hardware	O
system	O
architecture	O
for	O
servers	O
based	O
on	O
64-bit	O
ARM	B-Architecture
processors	I-Architecture
.	O
</s>
<s>
Historically	O
,	O
ARM-based	O
products	O
have	O
often	O
been	O
tailored	O
for	O
specific	O
applications	O
and	O
power	O
profiles	O
.	O
</s>
<s>
Variation	O
between	O
ARM-based	O
hardware	O
platforms	O
has	O
been	O
an	O
impediment	O
requiring	O
operating	O
system	O
adjustments	O
for	O
each	O
product	O
.	O
</s>
<s>
The	O
SBSA	O
seeks	O
to	O
strengthen	O
the	O
ARM	B-Architecture
ecosystem	O
by	O
specifying	O
a	O
minimal	O
set	O
of	O
standardized	O
features	O
so	O
that	O
an	O
OS	O
built	O
for	O
this	O
standard	O
platform	O
should	O
function	O
correctly	O
without	O
modification	O
on	O
all	O
hardware	O
products	O
compliant	O
with	O
the	O
specification	O
.	O
</s>
<s>
Firmware	O
issues	O
are	O
addressed	O
separately	O
in	O
the	O
Server	B-Application
Base	O
Boot	O
Requirements	O
(	O
SBBR	O
)	O
specification	O
.	O
</s>
