<s>
OtherOS	B-Application
is	O
a	O
feature	O
of	O
early	O
versions	O
of	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
video	B-Device
game	I-Device
console	I-Device
,	O
allowing	O
user	O
installed	O
software	O
,	O
such	O
as	O
Linux	B-Operating_System
or	O
FreeBSD	B-Operating_System
.	O
</s>
<s>
The	O
feature	O
was	O
removed	O
since	O
system	B-Operating_System
firmware	I-Operating_System
update	I-Operating_System
3.21	O
,	O
released	O
on	O
April	O
1	O
,	O
2010	O
.	O
</s>
<s>
Software	O
running	O
in	O
the	O
OtherOS	B-Application
environment	O
has	O
access	O
to	O
6	O
of	O
the	O
7	O
Synergistic	O
Processing	O
Elements	O
.	O
</s>
<s>
Sony	O
implemented	O
a	O
hypervisor	B-Operating_System
restricting	O
access	O
to	O
the	O
RSX	B-Device
.	O
</s>
<s>
IBM	O
provided	O
an	O
introduction	O
to	O
programming	O
parallel	O
applications	O
on	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
After	O
OtherOS	B-Application
was	O
removed	O
,	O
a	O
class	O
action	O
lawsuit	O
was	O
filed	O
against	O
Sony	O
on	O
behalf	O
of	O
users	O
,	O
but	O
was	O
dismissed	O
with	O
prejudice	O
in	O
2011	O
by	O
a	O
federal	O
judge	O
.	O
</s>
<s>
Ultimately	O
,	O
in	O
2016	O
,	O
Sony	O
settled	O
with	O
users	O
who	O
had	O
installed	O
Linux	B-Operating_System
or	O
had	O
purchased	O
a	O
PlayStation	B-Operating_System
3	I-Operating_System
based	O
upon	O
the	O
availability	O
of	O
OtherOS	B-Application
.	O
</s>
<s>
Since	O
2000	O
,	O
Sony	O
has	O
marketed	O
Linux	B-Operating_System
on	O
the	O
PlayStation	B-Device
2	I-Device
.	O
</s>
<s>
It	O
promoted	O
the	O
release	O
of	O
the	O
PS2	B-Device
Linux	I-Device
Kit	I-Device
,	O
which	O
includes	O
a	O
Linux-based	O
operating	B-General_Concept
system	I-General_Concept
,	O
a	O
USB	B-Protocol
keyboard	O
and	O
mouse	O
,	O
a	O
VGA	B-Protocol
adapter	I-Protocol
,	O
a	O
PlayStation	B-Device
2	I-Device
Ethernet	O
network	O
adapter	O
,	O
and	O
a	O
40	O
GB	O
hard	B-Device
disk	I-Device
drive	I-Device
(	O
HDD	O
)	O
.	O
</s>
<s>
The	O
PlayStation	B-Operating_System
3	I-Operating_System
does	O
not	O
have	O
Linux	B-Operating_System
pre-installed	O
.	O
</s>
<s>
However	O
,	O
Sony	O
included	O
an	O
option	O
in	O
the	O
XMB	B-Device
menu	O
soon	O
after	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
launched	O
that	O
allowed	O
booting	O
into	O
Linux	B-Operating_System
from	O
the	O
hard	B-Device
drive	I-Device
or	O
from	O
a	O
Live	O
CD	O
that	O
the	O
distributor	O
's	O
kernel	B-Operating_System
would	O
boot	O
.	O
</s>
<s>
The	O
installation	O
manual	O
for	O
the	O
Yellow	B-General_Concept
Dog	I-General_Concept
Linux	I-General_Concept
version	O
for	O
PS3	B-Operating_System
stated	O
,	O
"	O
It	O
was	O
fully	O
intended	O
that	O
you	O
,	O
a	O
PS3	B-Operating_System
owner	O
,	O
could	O
play	O
games	O
,	O
watch	O
movies	O
,	O
view	O
photos	O
,	O
listen	O
to	O
music	O
,	O
and	O
run	O
a	O
full-featured	O
Linux	B-Application
operating	I-Application
system	I-Application
that	O
transforms	O
your	O
PS3	B-Operating_System
into	O
a	O
home	O
computer.	O
"	O
</s>
<s>
Sony	O
announcement	O
of	O
the	O
upcoming	O
release	O
of	O
the	B-Operating_System
PS3	I-Operating_System
Slim	O
in	O
September	O
2009	O
,	O
stated	O
that	O
it	O
would	O
not	O
support	O
the	O
OtherOS	B-Application
feature	O
,	O
without	O
any	O
explanation	O
.	O
</s>
<s>
In	O
March	O
2010	O
,	O
Sony	O
announced	O
that	O
OtherOS	B-Application
would	O
be	O
removed	O
due	O
to	O
security	O
concerns	O
,	O
as	O
of	O
PS3	B-Operating_System
Firmware	I-Operating_System
3.21	O
on	O
April	O
1	O
,	O
2010	O
.	O
</s>
<s>
Several	O
methods	O
of	O
bypassing	O
the	O
updating	O
and	O
retaining	O
the	O
ability	O
to	O
sign	O
into	O
PlayStation	B-Device
Network	I-Device
have	O
been	O
discovered	O
,	O
most	O
of	O
which	O
use	O
third	O
party	O
DNS	O
servers	O
.	O
</s>
<s>
George	O
Hotz	O
claimed	O
to	O
have	O
created	O
custom	O
firmware	O
for	O
the	B-Operating_System
PS3	I-Operating_System
called	O
3.21OO	O
that	O
re-enables	O
OtherOS	B-Application
and	O
published	O
a	O
video	O
as	O
proof	O
.	O
</s>
<s>
On	O
July	O
14	O
,	O
2010	O
,	O
Hotz	O
announced	O
that	O
he	O
would	O
not	O
bring	O
out	O
his	O
custom	O
firmware	O
to	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
It	O
claimed	O
that	O
the	O
removal	O
of	O
the	O
OtherOS	B-Application
feature	O
was	O
"	O
unfair	O
and	O
deceptive	O
"	O
and	O
a	O
"	O
breach	O
of	O
good	O
faith	O
"	O
.	O
</s>
<s>
In	O
January	O
2011	O
,	O
Sony	O
sued	O
Hotz	O
and	O
members	O
of	O
fail0verflow	O
for	O
their	O
jailbreaking	O
of	O
the	B-Operating_System
PS3	I-Operating_System
.	O
</s>
<s>
Charges	O
included	O
violating	O
the	O
DMCA	O
,	O
the	O
CFAA	O
,	O
copyright	O
law	O
,	O
and	O
California	O
's	O
CCDAFA	O
,	O
and	O
for	O
breach	O
of	O
contract	O
(	O
related	O
to	O
the	O
PlayStation	B-Device
Network	I-Device
User	O
Agreement	O
)	O
,	O
tortious	O
interference	O
,	O
misappropriation	O
,	O
and	O
trespass	O
.	O
</s>
<s>
On	O
May	O
4	O
,	O
2011	O
,	O
Youness	O
Alaoui	O
from	O
the	O
PS3MFW	O
team	O
announced	O
the	O
release	O
of	O
a	O
modified	O
PS3	B-Operating_System
firmware	I-Operating_System
that	O
allows	O
running	O
OtherOS	B-Application
.	O
</s>
<s>
In	O
2016	O
,	O
Sony	O
settled	O
with	O
American	O
users	O
who	O
installed	O
Linux	B-Operating_System
or	O
purchased	O
a	O
PlayStation	B-Operating_System
3	I-Operating_System
based	O
upon	O
the	O
alternative	O
OS	O
functionality	O
.	O
</s>
<s>
Linux	B-Operating_System
supported	O
PlayStation	B-Operating_System
3	I-Operating_System
with	O
version	O
2.6.21	O
.	O
</s>
<s>
A	O
simple	O
Linux	B-Operating_System
add-on	O
CD	O
for	O
the	B-Operating_System
PS3	I-Operating_System
includes	O
support	O
for	O
Fedora	O
8	O
and	O
other	O
operating	B-General_Concept
systems	I-General_Concept
that	O
already	O
claim	O
to	O
install	O
natively	O
on	O
the	B-Operating_System
PS3	I-Operating_System
.	O
</s>
<s>
However	O
,	O
there	O
is	O
currently	O
an	O
issue	O
with	O
the	O
latest	O
kboot	O
boot	O
loader	O
provided	O
by	O
kernel.org	B-Application
.	O
</s>
<s>
Once	O
the	O
user	O
selects	O
the	O
default	O
action	O
,	O
the	O
USB	B-Protocol
ports	O
are	O
de-registered	O
on	O
some	O
systems	O
.	O
</s>
<s>
A	O
work-around	B-Application
is	O
available	O
at	O
PSUbuntu	O
.	O
</s>
<s>
Debian	O
,	O
Fedora	O
8	O
,	O
Gentoo	B-Application
,	O
OpenSUSE	B-Operating_System
(	O
10.3	O
to	O
11.1	O
)	O
,	O
and	O
Ubuntu	B-Operating_System
run	O
on	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
Yellow	B-General_Concept
Dog	I-General_Concept
Linux	I-General_Concept
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
was	O
first	O
released	O
in	O
late	O
2006	O
.	O
</s>
<s>
Some	O
versions	O
of	O
Ubuntu	B-Operating_System
up	O
to	O
the	O
release	O
10.10	O
have	O
been	O
ported	O
to	O
the	B-Operating_System
PS3	I-Operating_System
platform	O
.	O
</s>
<s>
The	O
installer	O
cannot	O
run	O
in	O
Live	O
mode	O
when	O
running	O
in	O
480i	O
or	O
480p	O
video	O
resolutions	O
,	O
but	O
it	O
offers	O
a	O
text-based	O
installer	O
that	O
installs	O
fully	O
functional	O
Ubuntu	B-Operating_System
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
mount	O
an	O
external	O
USB	B-Protocol
hard	B-Device
drive	I-Device
as	O
the	O
home	O
folder	O
during	O
install	O
.	O
</s>
<s>
The	O
LTS	O
release	O
8.04	O
(	O
Hardy	O
Heron	O
)	O
of	O
Ubuntu	B-Operating_System
is	O
incompatible	O
with	O
the	B-Operating_System
PS3	I-Operating_System
.	O
</s>
<s>
However	O
the	O
8.10	O
(	O
Intrepid	O
Ibex	O
)	O
release	O
was	O
ported	O
to	O
the	B-Operating_System
PS3	I-Operating_System
on	O
the	O
same	O
release	O
date	O
as	O
the	O
official	O
main	O
Ubuntu	B-Operating_System
release	O
.	O
</s>
<s>
Yellow	B-General_Concept
Dog	I-General_Concept
Linux	I-General_Concept
5.0	O
was	O
one	O
of	O
the	O
first	O
Linux	B-Operating_System
distributions	O
to	O
run	O
on	O
Sony	O
's	O
PlayStation	B-Operating_System
3	I-Operating_System
platform	O
.	O
</s>
<s>
Yellow	B-General_Concept
Dog	I-General_Concept
Linux	I-General_Concept
is	O
based	O
on	O
the	O
Red	O
Hat	O
Enterprise	O
Linux/CentOS	O
core	O
and	O
relies	O
on	O
the	O
RPM	B-Application
package	I-Application
manager	I-Application
.	O
</s>
<s>
Digital	O
audio	O
has	O
been	O
verified	O
to	O
function	O
properly	O
,	O
however	O
,	O
the	O
Nvidia	O
graphics	B-Device
card	I-Device
is	O
not	O
supported	O
beyond	O
framebuffer	B-Algorithm
mode	O
.	O
</s>
<s>
In	O
addition	O
,	O
some	O
other	O
hardware	O
components	O
will	O
not	O
function	O
properly	O
without	O
modifications	O
to	O
the	O
kernel	B-Operating_System
.	O
</s>
<s>
A	O
workaround	B-Application
is	O
available	O
to	O
enable	O
wireless	O
to	O
be	O
configured	O
via	O
the	O
Network	O
Manager	O
.	O
</s>
<s>
openSUSE	B-Operating_System
10.3	O
was	O
the	O
first	O
version	O
of	O
openSUSE	B-Operating_System
to	O
run	O
on	O
the	O
Sony	B-Operating_System
PlayStation	I-Operating_System
3	I-Operating_System
platform	O
.	O
</s>
<s>
openSUSE	B-Operating_System
is	O
a	O
free	O
version	O
of	O
SUSE	O
Linux	B-Operating_System
,	O
which	O
was	O
then	O
owned	O
by	O
Novell	O
.	O
</s>
<s>
There	O
are	O
PlayStation	B-Operating_System
3	I-Operating_System
specific	O
installation	O
instructions	O
available	O
for	O
openSUSE	B-Operating_System
.	O
</s>
<s>
Starting	O
with	O
openSUSE	O
11.2	O
,	O
support	O
for	O
the	O
PowerPC	B-Architecture
architecture	O
(	O
and	O
therefore	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
)	O
has	O
been	O
dropped	O
.	O
</s>
<s>
Fedora	O
also	O
ran	O
on	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
.	O
</s>
<s>
Fedora	O
7	O
works	O
on	O
a	O
USB	B-Protocol
external	O
hard	B-Device
disk	I-Device
but	O
fails	O
to	O
detect	O
the	O
internal	O
disk	O
,	O
Fedora	O
9	O
detects	O
the	O
internal	O
disk	O
but	O
not	O
the	O
USB	B-Protocol
disk	O
,	O
Fedora	O
8	O
will	O
not	O
work	O
due	O
to	O
video	O
"	O
card	O
"	O
detection	O
problems	O
.	O
</s>
<s>
Fedora	O
10	O
installs	O
on	O
the	O
internal	O
hard	B-Device
disk	I-Device
without	O
any	O
issues	O
and	O
works	O
fine	O
without	O
having	O
to	O
change	O
any	O
settings	O
.	O
</s>
<s>
Fedora	O
12	O
only	O
installs	O
on	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
when	O
running	O
the	O
64	O
bit	O
kernel	B-Operating_System
.	O
</s>
<s>
Linux	B-Application
on	I-Application
the	I-Application
PlayStation	I-Application
3	I-Application
allows	O
for	O
a	O
range	O
of	O
homebrew	B-Application
programs	O
to	O
be	O
developed	O
.	O
</s>
<s>
Although	O
the	O
Cell	B-General_Concept
's	I-General_Concept
performance	O
is	O
more	O
than	O
enough	O
to	O
handle	O
most	O
media	O
requirements	O
or	O
render	O
complex	O
3D	O
graphics	O
,	O
it	O
does	O
lack	O
the	O
teraflops	O
performance	O
of	O
a	O
contemporary	O
GPU	B-Architecture
's	O
texture	O
fetching	O
hardware	O
.	O
</s>
<s>
For	O
this	O
reason	O
many	O
complex	O
games	O
are	O
not	O
possible	O
on	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
through	O
Linux	B-Operating_System
,	O
as	O
access	O
to	O
hardware	O
acceleration	O
in	O
the	O
RSX	B-Device
is	O
restricted	O
by	O
a	O
hypervisor	B-Operating_System
.	O
</s>
<s>
There	O
have	O
been	O
developments	O
in	O
enabling	O
access	O
to	O
the	O
RSX	B-Device
through	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
and	O
the	O
X	B-Operating_System
Window	I-Operating_System
System	I-Operating_System
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
use	O
the	O
RSX	B-Device
memory	O
as	O
swap	O
space	O
.	O
</s>
<s>
Reverse	O
engineering	O
advancements	O
focused	O
around	O
a	O
recently	O
discovered	O
USB	B-Protocol
descriptor	O
parsing	O
vulnerability	O
in	O
3.41	O
firmware	O
,	O
which	O
allowed	O
running	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
on	O
3.41	O
firmware	O
.	O
</s>
<s>
The	O
current	O
state	O
of	O
the	O
project	O
is	O
the	O
ability	O
to	O
load	O
the	O
Linux	B-Operating_System
kernel	I-Operating_System
via	O
TFTP	O
and	O
run	O
it	O
with	O
access	O
to	O
all	O
7	O
SPEs	O
(	O
requires	O
applying	O
a	O
small	O
patch	O
to	O
the	O
kernel	B-Operating_System
)	O
.	O
</s>
<s>
The	O
rest	O
of	O
the	O
system	O
can	O
run	O
on	O
an	O
NFS	O
share	O
-	O
hard	B-Device
disk	I-Device
access	O
is	O
currently	O
not	O
implemented	O
,	O
as	O
well	O
as	O
some	O
other	O
features	O
.	O
</s>
<s>
Also	O
,	O
since	O
the	O
exploit	O
runs	O
the	O
kernel	B-Operating_System
with	O
game	O
privileges	O
,	O
graphics	B-Architecture
acceleration	I-Architecture
is	O
now	O
available	O
,	O
although	O
it	O
requires	O
reworking	O
of	O
the	O
nouveau	B-Application
driver	I-Application
code	O
.	O
</s>
<s>
Support	O
for	O
PlayStation	B-Operating_System
3	I-Operating_System
was	O
added	O
to	O
FreeBSD	B-Operating_System
9.0	O
in	O
summer	O
2010	O
.	O
</s>
<s>
This	O
support	O
is	O
limited	O
to	O
machines	O
with	O
OtherOS	B-Application
functionality	O
still	O
intact	O
(	O
firmware	O
version	O
3.15	O
and	O
earlier	O
)	O
.	O
</s>
