<s>
HD	B-Device
Loader	I-Device
is	O
a	O
program	O
for	O
the	O
PlayStation	B-Device
2	I-Device
video	O
game	O
console	O
which	O
allows	O
users	O
to	O
play	O
games	O
installed	O
on	O
the	O
optional	O
hard	B-Device
drive	I-Device
peripheral	O
via	O
PlayStation	B-Device
2	I-Device
Network	O
Adaptor	O
.	O
</s>
<s>
The	O
games	O
can	O
be	O
copied	O
to	O
the	O
hard	B-Device
drive	I-Device
from	O
within	O
the	O
program	O
,	O
or	O
by	O
using	O
a	O
computer	O
with	O
image	O
dumping	O
software	O
that	O
outputs	O
to	O
a	O
specific	O
custom	O
format	O
.	O
</s>
<s>
The	O
HD	B-Device
Loader	I-Device
software	O
does	O
not	O
require	O
an	O
original	O
Sony	O
hard	B-Device
drive	I-Device
to	O
function	O
properly	O
,	O
however	O
some	O
drives	O
may	O
be	O
impossible	O
to	O
attach	O
without	O
modifying	O
connectors	O
.	O
</s>
<s>
Sony	O
's	O
public	O
stance	O
on	O
HD	B-Device
Loader	I-Device
is	O
that	O
it	O
is	O
not	O
supported	O
and	O
is	O
illegal	O
(	O
it	O
can	O
enable	O
game	O
piracy	O
by	O
allowing	O
games	O
to	O
be	O
installed	O
,	O
then	O
played	O
later	O
without	O
owning	O
the	O
disc	O
)	O
.	O
</s>
<s>
In	O
October	O
,	O
2006	O
,	O
Sony	O
filed	O
a	O
$9	O
million	O
lawsuit	O
against	O
France-based	O
Divineo	O
for	O
Digital	O
Millennium	O
Copyright	O
Act	O
violations	O
for	O
selling	O
PlayStation	B-Device
2	I-Device
modchips	O
,	O
along	O
with	O
HD	B-Device
Loader	I-Device
.	O
</s>
<s>
A	O
clone	O
of	O
the	O
patched	O
version	O
of	O
the	O
official	O
version	O
is	O
being	O
sold	O
as	O
HD	B-Device
Advance	I-Device
,	O
is	O
still	O
being	O
manufactured	O
and	O
can	O
be	O
purchased	O
from	O
many	O
online	O
retailers	O
.	O
</s>
<s>
HD	B-Device
Loader	I-Device
is	O
not	O
100%	O
compatible	O
with	O
all	O
PS2	B-Device
games	O
.	O
</s>
<s>
Some	O
incompatibilities	O
exist	O
because	O
game	O
software	O
depends	O
on	O
certain	O
peculiarities	O
of	O
the	O
PS2	B-Device
drive	O
hardware	O
.	O
</s>
<s>
Additional	O
incompatibilities	O
arise	O
from	O
the	O
use	O
of	O
dual-layer	O
DVDs	O
in	O
some	O
PS2	B-Device
games	O
,	O
which	O
are	O
sometimes	O
not	O
parsed	O
properly	O
by	O
HD	B-Device
Loader	I-Device
(	O
incidentally	O
,	O
dual-layer	O
games	O
can	O
only	O
be	O
installed	O
from	O
a	O
PC	O
but	O
as	O
of	O
0.8c	O
it	O
's	O
possible	O
to	O
install	O
them	O
from	O
HD	B-Device
Loader	I-Device
)	O
.	O
</s>
<s>
Finally	O
,	O
there	O
are	O
intentional	O
impediments	O
introduced	O
by	O
some	O
recent	O
high-profile	O
PS2	B-Device
titles	O
,	O
such	O
as	O
God	B-Application
of	I-Application
War	I-Application
and	O
Gran	B-Device
Turismo	I-Device
4	I-Device
,	O
to	O
prevent	O
them	O
from	O
being	O
executed	O
off	O
the	O
hard	B-Device
drive	I-Device
.	O
</s>
<s>
In	O
response	O
to	O
the	O
limitations	O
of	O
HD	B-Device
Loader	I-Device
,	O
a	O
number	O
of	O
independent	O
programmers	O
have	O
developed	O
patches	O
which	O
extend	O
the	O
functionality	O
of	O
HD	B-Device
Loader	I-Device
to	O
improve	O
game	O
compatibility	O
or	O
different	O
software	O
entirely	O
(	O
e.g.	O
,	O
OpenPS2Loader	O
)	O
.	O
</s>
<s>
These	O
include	O
a	O
fix	O
to	O
improve	O
dual-layer	O
support	O
,	O
one	O
to	O
implement	O
a	O
non-aligned	O
data	O
buffer	O
(	O
which	O
allows	O
Gradius	B-Application
V	I-Application
to	O
be	O
played	O
from	O
the	O
HD	O
)	O
,	O
one	O
to	O
defeat	O
newer	O
copy-protection	O
measures	O
(	O
popularly	O
known	O
as	O
the	O
God	B-Application
of	I-Application
War	I-Application
fix	O
)	O
,	O
one	O
to	O
support	O
the	O
new	O
"	O
slimline	O
"	O
SCPH-70000	O
series	O
PlayStation	B-Device
2	I-Device
hardware	O
and	O
one	O
to	O
implement	O
48-bit	O
Logical	B-Device
Block	I-Device
Addressing	I-Device
(	O
which	O
allows	O
HD	B-Device
Loader	I-Device
to	O
take	O
full	O
advantage	O
of	O
hard	B-Device
drives	I-Device
larger	O
than	O
137GB	O
;	O
or	O
128GiB	O
,	O
as	O
reported	O
by	O
HD	B-Device
Loader	I-Device
)	O
as	O
of	O
0.7c	O
hard	B-Device
drives	I-Device
of	O
up	O
to	O
2	O
Terabytes	O
can	O
be	O
used	O
.	O
</s>
<s>
These	O
unofficial	O
patches	O
have	O
been	O
accumulated	O
into	O
the	O
HD	B-Device
Loader	I-Device
release	O
known	O
as	O
0.8b	O
,	O
The	O
unofficial	O
HD	B-Device
Loader	I-Device
is	O
currently	O
at	O
version	O
0.8c	O
as	O
of	O
April	O
2007	O
.	O
</s>
<s>
Version	O
0.8c	O
continues	O
support	O
for	O
48-bit	O
(	O
up	O
to	O
2	O
Terabyte	O
hard	B-Device
drives	I-Device
)	O
,	O
patches	O
for	O
Grand	B-Application
Theft	I-Application
Auto	I-Application
:	I-Application
Liberty	I-Application
City	I-Application
Stories	I-Application
,	O
Grand	B-Application
Theft	I-Application
Auto	I-Application
:	I-Application
Vice	I-Application
City	I-Application
Stories	I-Application
and	O
God	B-Application
of	I-Application
War	I-Application
II	I-Application
,	O
3	O
more	O
modes	O
and	O
support	O
for	O
installing	O
and	O
running	O
dual	O
layer	O
games	O
directly	O
off	O
the	O
hard	B-Device
drive	I-Device
.	O
</s>
<s>
Some	O
games	O
need	O
to	O
be	O
patched	O
in	O
order	O
to	O
be	O
played	O
with	O
HD	B-Device
Loader	I-Device
.	O
</s>
<s>
According	O
to	O
PS2HD.COM	O
,	O
the	O
compatibility	O
rate	O
of	O
patched	O
HD	B-Device
Loader	I-Device
is	O
around	O
88.2	O
%	O
.	O
</s>
<s>
Official	O
HD	B-Device
Loader	I-Device
is	O
extracted	O
and	O
released	O
to	O
the	O
internet	O
as	O
a	O
retaliation	O
to	O
the	O
free	O
library	O
files	O
used	O
in	O
its	O
creation	O
.	O
</s>
<s>
0.7c	O
-	O
fix	O
for	O
Suikoden	O
V	O
,	O
patches	O
for	O
48bit	O
HDDs	O
(	O
up	O
to	O
2	O
Terabytes	O
)	O
,	O
DMA	B-General_Concept
modes	O
(	O
UDMA/MDMA	O
)	O
and	O
DVD9	O
fix	O
to	O
allow	O
dual	O
layer	O
games	O
to	O
be	O
played	O
were	O
added	O
.	O
</s>
<s>
0.8	O
-	O
A	O
patch	O
that	O
fixed	O
GTA	B-Application
:	I-Application
Liberty	I-Application
City	I-Application
Stories	I-Application
and	O
the	O
ability	O
to	O
edit	O
the	O
DMA	B-General_Concept
button	O
configuration	O
.	O
</s>
<s>
0.8b	O
+	O
-	O
A	O
patch	O
that	O
fixed	O
God	B-Application
of	I-Application
War	I-Application
II	I-Application
was	O
added	O
.	O
</s>
<s>
Additionally	O
,	O
this	O
patch	O
breaks	O
support	O
for	O
Grand	B-Application
Theft	I-Application
Auto	I-Application
:	I-Application
Liberty	I-Application
City	I-Application
Stories	I-Application
.	O
</s>
<s>
0.8c	O
-	O
A	O
fix	O
for	O
the	O
buffer	O
alignment	O
was	O
added	O
into	O
the	O
GUI	O
Patcher	O
app	O
and	O
made	O
both	O
GOW2	O
and	O
GTA:LCS	B-Application
run	O
without	O
crashing	O
.	O
</s>
<s>
The	O
unofficial	O
releases	O
can	O
be	O
run	O
on	O
a	O
console	O
with	O
a	O
modchip	O
installed	O
,	O
or	O
by	O
using	O
an	O
exploit	O
such	O
as	O
Free	O
McBoot	O
or	O
PS2	B-Device
Independence	O
Exploit	O
.	O
</s>
<s>
HD	B-Device
Advance	I-Device
is	O
a	O
cloned	O
version	O
of	O
the	O
HD	B-Device
Loader	I-Device
software	O
for	O
the	O
PlayStation	B-Device
2	I-Device
,	O
which	O
allow	O
users	O
to	O
play	O
games	O
installed	O
to	O
the	O
optional	O
hard	B-Device
drive	I-Device
peripheral	O
available	O
for	O
the	O
PS2	B-Device
.	O
</s>
<s>
HD	B-Device
Advance	I-Device
is	O
identical	O
in	O
functionality	O
to	O
many	O
patched	O
versions	O
of	O
HD	B-Device
Loader	I-Device
freely	O
available	O
online	O
(	O
that	O
include	O
DVD-9	O
support	O
and	O
48-bit	O
hard	B-Device
drive	I-Device
addressing	O
)	O
-	O
only	O
with	O
a	O
different	O
theme	O
and	O
some	O
changed	O
text	O
strings	O
.	O
</s>
<s>
The	O
only	O
benefit	O
of	O
HD	B-Device
Advance	I-Device
is	O
that	O
it	O
is	O
distributed	O
on	O
a	O
pressed	O
disk	O
,	O
giving	O
a	O
patched	O
version	O
of	O
HD	B-Device
Loader	I-Device
that	O
can	O
run	O
on	O
a	O
console	O
without	O
a	O
modchip	O
installed	O
,	O
and	O
also	O
without	O
the	O
need	O
of	O
the	O
PS2	B-Device
Independence	O
Exploit	O
or	O
any	O
other	O
software	O
modification	O
.	O
</s>
<s>
However	O
,	O
players	O
who	O
were	O
using	O
HD	B-Device
Advance	I-Device
2.0	O
retail	O
pressed	O
discs	O
(	O
CD	O
or	O
DVD	O
)	O
to	O
format	O
a	O
Maxtor	O
hard	B-Device
disk	I-Device
with	O
80	O
GB	O
capacity	O
and	O
subsequently	O
use	O
the	O
disc	O
to	O
play	O
PS2	B-Device
games	O
from	O
the	O
HDD	O
were	O
reported	O
experiencing	O
a	O
strange	O
problem	O
.	O
</s>
<s>
HD	B-Device
Loader	I-Device
versions	O
up	O
to	O
0.7c	O
boot	O
up	O
perfectly	O
via	O
the	O
Independence	O
Exploit	O
but	O
subsequent	O
versions	O
of	O
HD	B-Device
Loader	I-Device
from	O
0.8	O
onwards	O
freezes	O
on	O
the	O
splash	O
screen	O
and	O
refuses	O
to	O
start	O
up	O
if	O
formatted	O
with	O
a	O
HD	B-Device
Advance	I-Device
disc	O
.	O
</s>
<s>
This	O
is	O
possibly	O
due	O
to	O
newer	O
patches	O
that	O
are	O
not	O
in	O
any	O
HD	B-Device
Advance	I-Device
discs	O
;	O
a	O
solution	O
is	O
to	O
reformat	O
the	O
hard	B-Device
disk	I-Device
with	O
HD	B-Device
Loader	I-Device
version	O
0.8	O
or	O
higher	O
,	O
which	O
is	O
recommended	O
for	O
newer	O
PS2	B-Device
games	O
.	O
</s>
<s>
However	O
,	O
this	O
is	O
not	O
confirmed	O
to	O
work	O
100%	O
across	O
the	O
board	O
as	O
certain	O
PS2	B-Device
models	O
(	O
mainly	O
PAL	O
7xxx	O
consoles	O
)	O
was	O
reported	O
to	O
still	O
freeze	O
at	O
splash	O
screen	O
;	O
a	O
currently-unfixable	O
problem	O
related	O
to	O
HD	B-Device
Loader	I-Device
version	O
0.8	O
or	O
higher	O
on	O
PAL	O
single-port	O
network	O
adapter	O
models	O
was	O
the	O
main	O
problem	O
.	O
</s>
<s>
Open	O
PS2	B-Device
Loader	O
,	O
abbreviated	O
as	O
OPL	O
,	O
is	O
an	O
open-source	O
program	O
that	O
allows	O
playing	O
of	O
commercial	O
games	O
and	O
homebrew	O
installed	O
from	O
external	O
storage	O
devices	O
.	O
</s>
<s>
It	O
has	O
support	O
for	O
the	O
Hard	B-Device
Disk	I-Device
Drive	I-Device
(	O
like	O
HD	B-Device
Loader	I-Device
)	O
,	O
USB	B-Protocol
(	O
like	O
USB	B-Protocol
Advance	O
)	O
,	O
and	O
SMB	B-Operating_System
(	O
over	O
network	O
)	O
.	O
</s>
<s>
It	O
also	O
has	O
additional	O
features	O
,	O
like	O
the	O
GSM	O
feature	O
that	O
is	O
used	O
to	O
disable	O
videos	O
and	O
change	O
the	O
resolution	O
of	O
the	O
game	O
output	O
,	O
virtual	O
memory	O
cards	O
(	O
allowing	O
you	O
to	O
save	O
on	O
USB	B-Protocol
,	O
HDD	O
,	O
or	O
SMB	B-Operating_System
)	O
,	O
usage	O
of	O
the	O
DualShock3	O
controller	O
over	O
USB	B-Protocol
and	O
Bluetooth	O
(	O
using	O
a	O
dongle	O
)	O
and	O
a	O
cheat	O
engine	O
.	O
</s>
<s>
The	O
interface	O
of	O
Open	O
PS2	B-Device
Loader	O
can	O
be	O
customized	O
with	O
themes	O
.	O
</s>
