8170 N/B MAINTENANCE

1.5.11GPIO settings

1.5.11.1South Bridge

@GPIO Signal

I/O Address GPIO Register I/O Address Map

GPIO #

Multi. Func./Note

Type

Signal Name / Description

Signal Select Register

0

REQ[A]#

I

 

 

1

REQ[B]#/REQ[5]#

I

 

 

2

Not Implement

N/A

 

 

3

PIRQ[F]#

I

 

 

4

PIRQ[G]#

I

 

 

5

Not Implement

N/A

 

 

6

 

I

 

 

7

 

I

 

 

8

 

I

SCI#

 

9

Not Implement

N/A

 

 

10

Not Implement

N/A

 

 

11

SMBALERT#

I

 

 

12

 

I

EXTSMI#

 

13

 

I

 

 

14

Not Implement

N/A

 

 

15

Not Implement

N/A

 

 

16

GNT[A]#

O

 

 

17

GNT[B]#/GNT[5]#

O

 

 

18

 

O

 

 

19

 

O

ENABKL_MSK#

 

20

 

O

CDROM_PWRON#

 

21

 

O

HDD_PWRON#

 

80