AMD SB600 User Manual

Page 145

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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 145

AcpiEn - RW – 8 bits - [PM_Reg: 10h]

Field Name

Bits

Default

Description

EOSEnale

0

0b

Set 1 by software and clear by hardware. This bit needs to
be set in order to generate SMI#/SCI

RTC_En_En

1

0b

RTC_EN enable bit. When this bit is set, RTC_EN
(AcpiPmEvtBlk, index x02, bit 10) is visible; otherwise, it is
always 0

Reserved 2

0b

TMR_En_En

3

0b

TMR_EN enable bit. When this bit is set, TM_EN
(AcpiPmEvtBlk, index x02, bit 0) is visible; otherwise, it is
always 0

LEVENT_EN_EN

4

0b

LEVENT_EN enable bit. When this bit is set, LEVENT_EN
(AcpiGpe0Blk, index x04, bit 8) is visible; otherwise, it is
always 0

GBL_EN_EN

5

0b

GBL_EN enable bit. When this bit set, GBL_EN
(AcpiPmEvtBlk, index x02, bit 5) is visible; otherwise, it is
always 0

PciExpWakeDisEn

6

0b

PciExpWakeDis enable bit. When this bit is set,
PciExpWakeDis (AcpiPmEvtBlk, index x02, bit 14) is visible;
otherwise, it is always 1

GpioToGEventSel

7

0b

This bit is applicable to ASIC Revision A12 and above.
0: ACPI_EVENT[30] register is routed to use GPIO2 as input
1: ACPI_EVENT[30] register is routed to use GPIO66 as
input

S1AgpStpEn - RW – 8 bits - [PM_Reg: 11h]

Field Name

Bits

Default

Description

S1AgpStpEn

0

0b

AgpStp enable in S1 state
1: Enable
0: Disable

Reserved 7:1

00h

S1AgpStpEn register.

PmTmr2InitValue - RW – 8 bits - [PM_Reg: 12h]

Field Name

Bits

Default

Description

PmTmr2InitValue

7:0

00h

PmTmr2 load value

PmTmr2InitValue register.

PmTmr2CurValue - R – 8 bits - [PM_Reg: 13h]

Field Name

Bits

Default

Description

PmTmr2CurValue

7:0

--

PmTmr2 current value

PmTmr2CurValue register.

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