AMD SB600 User Manual

Page 154

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©2008 Advanced Micro Devices, Inc.

SMBus Module and ACPI Block (Device 20, Function 0)

AMD SB600 Register Reference Manual

Proprietary

Page 154

GPMLevelConfig1 - RW – 8 bits - [PM_Reg: 38h]

Field Name

Bits

Default

Description

SataSciLevelConfig

7

0b

SataSci input level configuration
1 – Rising edge trigger
0 – Falling edge trigger

GEvtStatus - RW – 8 bits - [PM_Reg: 39h]

Field Name

Bits

Default

Description

GEvtStatus 7:0

--

GEVENT

status. Write 1 to clear each bit

GEvtStatus register.

PMEStatus0 - RW – 8 bits - [PM_Reg: 3Ah]

Field Name

Bits

Default

Description

ExtEvent0Status

0

0b

EXTEVENT0 -> SMI# status; write 1 to clear

ExtEvent1Status

1

0b

EXTEVENT1 -> SMI# status; write 1 to clear

PCIePmeStatus

2

0b

PCIePme -> SMI# status; write 1 to clear

Gpm0Status

3

0b

GPM0 -> SMI# status; write 1 to clear

Gpm1Status

4

0b

GPM1 -> SMI# status; write 1 to clear

Gpm2Status

5

0b

GPM2 -> SMI# status; write 1 to clear

Gpm3Status

6

0b

GPM3 -> SMI# status; write 1 to clear

Gpm8Status

7

0b

GPM8 -> SMI# status; write 1 to clear

PMEStatus1- RW – 8 bits - [PM_Reg: 3Bh]

Field Name

Bits

Default

Description

Gpio0Status

0

0b

Gpio0 or WAKE# -> SMI# status; write 1 to clear

Gpm4Status

1

0b

GPM4 -> SMI# status; write 1 to clear

Gpm5Status

2

0b

GPM5 -> SMI# status; write 1 to clear

AzPmeStatus

3

0b

AzPme -> SMI# status; write 1 to clear

Gpm6Status

4

0b

GPM6 -> SMI# status; write 1 to clear

Gpm7Status

5

0b

GPM7 -> SMI# status; write 1 to clear

Gpio2Status

6

0b

Gpio2 -> SMI# status; write 1 to clear

SataSciStatus

7

0b

SataSci -> SMI# status; write 1 to clear

OthersConfig- RW – 8 bits - [PM_Reg: 3Ch]

Field Name

Bits

Default

Description

LegacySMIConfig

1:0

00b

These two bits configure legacy SMI# events
00 ACPI Event (trigger SCIOUT or SMI#
depending on SCI_EN bit)
01 Legacy SMI EVENT to generate SMI#
10 Legacy SMI EVENT to generate SMI# followed by SCI
11 Legacy SMI EVENT to generate IRQ13

TALERTConfig 3:2

00b

These

two

bits configure TALERT pin

00 ACPI Event (trigger SCIOUT or SMI#
depending on SCI_EN bit)
01 TALERT to generate SMI#
10 TALERT to generate SMI# followed by SCI
11 TALERT to generate IRQ13

USBConfig

5:4

00b

These two bits configure internal USB PME
00 ACPI Event (trigger SCIOUT or SMI#
depending on SCI_EN bit)
01 UsbPme to generate SMI#
10 UsbPme to generate SMI# followed by SCI
11 UsbPme to generate IRQ13

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