Intel 81342 Developer's Manual page 402

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3 . 1 6 . 1 2 2 P C I I n t e r f a c e E r r o r D e s c r i p t o r L o g
D e s c r i p t o r l o g f o r t r a n s a c t i o n e r r o r s .
T a b l e 2 5 6 . P C I I n t e r f a c e E r r o r D e s c r i p t o r L o g - P I E _ D L O G
31
IOP
rv
ro
ro
Attributes
PCI
rv
ro
ro
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
+ 3 9 C H
B i t
D e f a u l t
3 1
0
R e s e r v e d
3 0 : 2 9
0 0
D M A C h a n n e l N u m b e r
A D M A D e s c r i p t o r A d d r e s s T h e D M A t y p e c a n b e d e t e r m i n e d b y t h e I n i t i a t o r I D i n t h e
2 8 : 0
0 H
E r r o r C o n t r o l a n d S t a t u s R e g i s t e r - P I E _ C S R "
N o t e :
I n 8 1 3 4 1 a n d 8 1 3 4 2 , b i t s [ 3 0 : 0 ] o f t h i s r e g i s t e r i s c o p i e d d i r e c t l y f r o m t h e
U S E R _ A T T R [ 6 5 : 3 5 ] s i d e b a n d b u s .
3 . 1 6 . 1 2 3 A T U R e s e t C o n t r o l R e g i s t e r - A T U R C R
T h i s r e g i s t e r c o n t r o l s t h e l i n k d o w n r e s e t b y p a s s s t r a p (
N o t e :
S o m e b i t s i n t h i s r e g i s t e r a r e s t i c k y t h r o u g h r e s e t .
T a b l e 2 5 7 . A T U R e s e t C o n t r o l R e g i s t e r - A T U R C R
31
IOP
rv
rv
rv
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
+ 3 B 0 H
B i t
D e f a u l t
3 1 : 0 1
0 H
R e s e r v e d
L i n k D o w n R e s e t B y p a s s o v e r r i d e - W h e n t h i s b i t i s s e t , t h e L i n k D o w n R e s e t B y p a s s s t r a p i s i g n o r e d a n d
0 0
0 H
t r e a t e d a s w h e n i t i s d e a s s e r t e d .
®
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
4 0 2
I n t e l
28
24
20
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
28
24
20
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
®
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
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
ro
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
L K _ D N _ R S T _ B Y P A S S #
16
12
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
rv
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
ro
ro
ro
ro
ro
ro
ro
ro
ro
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
" P C I I n t e r f a c e
)
8
4
0
rv
rv
rv
rv
rv
rv
rv
rv
rw
S
rv
rv
rv
rv
v
rv
rv
rv
rw
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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