Intel 81342 Developer's Manual page 354

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3 . 1 6 . 6 4 P C I E x p r e s s S l o t C a p a b i l i t i e s R e g i s t e r - P E _ S C A P
T h i s r e g i s t e r i d e n t i f i e s P C I E x p r e s s s l o t s p e c i f i c c a p a b i l i t i e s .
T a b l e 1 9 8 . P C I E x p r e s s S l o t C a p a b i l i t i e s R e g i s t e r - P E _ S C A P
31
IOP
rw
rw
rw
Attributes
PCI
rv
rv
rv
Attributes
I n t e r n a l B u s A d d r e s s O f f s e t
+ 0 E 4 H
B i t
D e f a u l t
P h y s i c a l S l o t N u m b e r
T h i s f i l e d i n d i c a t e s t h e p h y s i c a l s l o t n u m b e r a t t a c h e d t o t h e P o r t . T h e h a r d w a r e i n i t i a l i z e d v a l u e m u s t b e
3 1 : 1 9
0 0 0 0 H
a s s i g n e d a s l o t n u m b e r t h a t i s g l o b a l l y u n i q u e w i t h i n t h e c h a s s i s . T h e s e r e g i s t e r s s h o u l d b e i n i t i a l i z e d t o
0 f o r p o r t s c o n n e c t e d t o d e v i c e s t h a t a r e i n t e g r a t e d o n t h e s y s t e m b o a r d .
1 8 : 1 7
0 0 b
R e s e r v e d
1 6 : 1 5
0 0 b
S l o t P o w e r L i m i t S c a l e
1 4 : 7
0 0 H
S l o t P o w e r L i m i t V a l u e
6
0
H o t - P l u g C a p a b l e
5
0
H o t - P l u g S u r p r i s e
4
0
P o w e r I n d i c a t o r P r e s e n t
3
0
A t t e n t i o n I n d i c a t o r P r e s e n t
2
0
M R L S e n s o r P r e s e n t
1
0
P o w e r C o n t r o l l e r P r e s e n t
0
0
A t t e n t i o n B u t t o n P r e s e n t
®
I n t e l
8 1 3 4 1 a n d 8 1 3 4 2 I / O P r o c e s s o r s
D e v e l o p e r ' s M a n u a l
3 5 4
I n t e l
28
24
20
rw
rw
rw
rw
rw
rw
rw
rw
rw
rw
rv
ro
ro
ro
ro
ro
ro
ro
ro
ro
®
8 1 3 4 1 a n d 8 1 3 4 2 — A d d r e s s T r a n s l a t i o n U n i t ( P C I E x p r e s s )
16
12
pr
pr
rw
rw
rw
rw
rw
rw
rw
rw
pr
pr
ro
ro
ro
ro
ro
ro
ro
ro
A t t r i b u t e L e g e n d :
R V = R e s e r v e d
P R = P r e s e r v e d
R S = R e a d / S e t
D e s c r i p t i o n
8
4
0
rw
rw
rw
rw
rw
rw
rw
rw
rw
ro
ro
ro
ro
ro
ro
ro
ro
ro
R W = R e a d / W r i t e
R C = R e a d C l e a r
R O = R e a d O n l y
N A = N o t A c c e s s i b l e
D e c e m b e r 2 0 0 7
O r d e r N u m b e r : 3 1 5 0 3 7 - 0 0 2 U S

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