AMD SB600 User Manual

Page 284

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©2008 Advanced Micro Devices, Inc.

GEVENT/GPE/GPM/ExtEvent

AMD SB600 Register Reference Manual

Proprietary

Page 284

Pin Name
(*Note 1)

Multi-Function
Selection

Configure Bit

00 – SCI or SMI#
01 – SMI#
10 – SMI#
followed by SCI
11 - IRQ13

Trigger Configure

0–Falling edge
1–Rising edge

Enable
ACPI Event

Status
(Write 1 to ACPI
GPE00h Bit to
Clear)

Power

Domain

GEVENT2/
THRMTRIP#
/SMBALERT
#

PM IO
Reg68h[Bit 3]
0: GEVENT2
1: THRMTRIP#

PM IO
Reg30h[Bit5:4]

PM IO
Reg36h[Bit 2]

ACPI
GPE04h[Bit 2]

PM IO
Reg39h[Bit 2]
or ACPI
GPE00h[Bit 2]

S5

GEVENT3/
LPC_PME#

*Note 5

PM IO
Reg30h[Bit7:6]

PM IO
Reg36h[Bit3]

ACPI
GPE04h[Bit3]

PM IO
Reg39h[Bit3]
or ACPI
GPE00h[Bit3]

S5

GEVENT4/
PCI_PME#

*Note 5

PM IO
Reg31h[Bit1:0]

PM IO
Reg36h[Bit4]

ACPI
GPE04h[Bit4]

PM IO
Reg39h[Bit4]
or ACPI
GPE00h[Bit4]

S5

GEVENT5/
S3_STATE

SMBus
Reg64h[Bit 8]
=1 to enable
GPE
*Note 4

PM IO
Reg31h[Bit3:2]

PM IO
Reg36h[Bit 5]

ACPI
GPE04h[Bit 5]

PM IO
Reg39h[Bit 5]
or ACPI
GPE00h[Bit 5]

S5

GEVENT6/
USB_OC6#

*Note 5

PM IO
Reg31h[Bit5:4]

PM IO
Reg36h[Bit 6]

ACPI
GPE04h[Bit 6]

PM IO
Reg39h[Bit 6]
or ACPI
GPE00h[Bit 6]

S5

GEVENT7/
USB_OC7#

*Note 5

PM IO
Reg31h[Bit7:6]

PM IO
Reg36h[Bit 7]

ACPI
GPE04h[Bit 7]

PM IO
Reg39h[Bit 7]
or ACPI
GPE00h[Bit 7]

S5

GEVENT8/
WAKE#

PM IO
Reg84h[Bit 0]
0: GEVENT8
1: WAKE#
PM IO
Reg84h[Bit 1]=1
and SMBus Reg
64h[Bit 19]=1 to
enable GPE

PM IO
Reg34h[Bit1:0]

PM IO
Reg38h[Bit 0]

ACPI
GPE04h[Bit24]

PM IO
Reg3Bh[Bit 0]
or ACPI
GPE00h[Bit24]

S5

GPM0/
USB_OC0#

SMBus
Reg64h[Bit 23]
=1 to enable
GPE

PM IO
Reg32h[Bit7:6]

PM IO
Reg37h[Bit 3]

ACPI
GPE04h[Bit19]

PM IO
Reg3Ah[Bit 3]
or ACPI
GPE00h[Bit19]

S5

GPM1/
USB_OC1#

SMBus
Reg64h[Bit 23]
=1 to enable
GPE

PM IO
Reg33h[Bit1:0]

PM IO
Reg37h[Bit 4]

ACPI
GPE04h[Bit20]

PM IO
Reg3Ah[Bit 4]
or ACPI
GPE00h[Bit20]

S5

GPM2/
USB_OC2#

SMBus
Reg64h[Bit 23]
=1 to enable
GPE

PM IO
Reg33h[Bit3:2]

PM IO
Reg37h[Bit 5]

ACPI
GPE04h[Bit21]

PM IO
Reg3Ah[Bit 5]
or ACPI
GPE00h[Bit21]

S5

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